libpappsomspp
Library for mass spectrometry
pappso::BasePlotWidget Class Reference

#include <baseplotwidget.h>

Inheritance diagram for pappso::BasePlotWidget:
pappso::BaseColorMapPlotWidget pappso::BaseTracePlotWidget pappso::DriftSpecMassSpecColorMapPlotWidget pappso::TicXicChromDriftSpecColorMapPlotWidget pappso::TicXicChromMassSpecColorMapPlotWidget pappso::DriftSpecTracePlotWidget pappso::MassSpecTracePlotWidget pappso::TicXicChromTracePlotWidget

Signals

void setFocusSignal ()
 
void lastCursorHoveredPointSignal (const QPointF &pointf)
 
void plotRangesChangedSignal (const BasePlotContext &context)
 
void xAxisMeasurementSignal (const BasePlotContext &context, bool with_delta)
 
void keyPressEventSignal (const BasePlotContext &context)
 
void keyReleaseEventSignal (const BasePlotContext &context)
 
void mouseReleaseEventSignal (const BasePlotContext &context)
 
void mouseWheelEventSignal (const BasePlotContext &context)
 
void plottableSelectionChangedSignal (QCPAbstractPlottable *plottable_p, bool selected)
 
void integrationRequestedSignal (const BasePlotContext &context)
 
void plottableDestructionRequestedSignal (BasePlotWidget *base_plot_widget_p, QCPAbstractPlottable *plottable_p, const BasePlotContext &context)
 

Public Member Functions

 BasePlotWidget (QWidget *parent)
 
 BasePlotWidget (QWidget *parent, const QString &x_axis_label, const QString &y_axis_label)
 
virtual ~BasePlotWidget ()
 Destruct this BasePlotWidget instance. More...
 
virtual bool setupWidget ()
 
virtual void setPen (const QPen &pen)
 
virtual const QPen & getPen () const
 
virtual void setPlottingColor (QCPAbstractPlottable *plottable_p, const QColor &new_color)
 
virtual void setPlottingColor (int index, const QColor &new_color)
 
virtual QColor getPlottingColor (QCPAbstractPlottable *plottable_p) const
 
virtual QColor getPlottingColor (int index=0) const
 
virtual void setAxisLabelX (const QString &label)
 
virtual void setAxisLabelY (const QString &label)
 
virtual void resetAxesRangeHistory ()
 
virtual void updateAxesRangeHistory ()
 Create new axis range history items and append them to the history. More...
 
virtual void restorePreviousAxesRangeHistory ()
 Go up one history element in the axis history. More...
 
virtual void restoreAxesRangeHistory (std::size_t index)
 Get the axis histories at index index and update the plot ranges. More...
 
virtual void keyPressEvent (QKeyEvent *event)
 KEYBOARD-related EVENTS. More...
 
virtual void keyReleaseEvent (QKeyEvent *event)
 Handle specific key codes and trigger respective actions. More...
 
virtual void spaceKeyReleaseEvent (QKeyEvent *event)
 
virtual void directionKeyPressEvent (QKeyEvent *event)
 
virtual void directionKeyReleaseEvent (QKeyEvent *event)
 
virtual void mousePseudoButtonKeyPressEvent (QKeyEvent *event)
 
virtual void mousePseudoButtonKeyReleaseEvent (QKeyEvent *event)
 
virtual void mousePressHandler (QMouseEvent *event)
 KEYBOARD-related EVENTS. More...
 
virtual void mouseReleaseHandler (QMouseEvent *event)
 
virtual void mouseReleaseHandlerLeftButton ()
 
virtual void mouseReleaseHandlerRightButton ()
 
virtual void mouseWheelHandler (QWheelEvent *event)
 
virtual void mouseMoveHandler (QMouseEvent *event)
 KEYBOARD-related EVENTS. More...
 
virtual void mouseMoveHandlerNotDraggingCursor ()
 
virtual void mouseMoveHandlerDraggingCursor ()
 
virtual void mouseMoveHandlerLeftButtonDraggingCursor ()
 
virtual void mouseMoveHandlerRightButtonDraggingCursor ()
 
virtual void axisDoubleClickHandler (QCPAxis *axis, QCPAxis::SelectablePart part, QMouseEvent *event)
 
bool isClickOntoXAxis (const QPointF &mousePoint)
 
bool isClickOntoYAxis (const QPointF &mousePoint)
 
int dragDirection ()
 MOUSE-related EVENTS. More...
 
virtual void moveMouseCursorGraphCoordToGlobal (QPointF plot_coordinates)
 
virtual void moveMouseCursorPixelCoordToGlobal (QPointF local_coordinates)
 
virtual void horizontalMoveMouseCursorCountPixels (int pixel_count)
 
virtual QPointF horizontalGetGraphCoordNewPointCountPixels (int pixel_count)
 
virtual void verticalMoveMouseCursorCountPixels (int pixel_count)
 
virtual QPointF verticalGetGraphCoordNewPointCountPixels (int pixel_count)
 
virtual QCPRange getRangeX (bool &found_range, int index) const
 MOUSE MOVEMENTS mouse/keyboard-triggered. More...
 
virtual QCPRange getRangeY (bool &found_range, int index) const
 
QCPRange getRange (Axis axis, RangeType range_type, bool &found_range) const
 
virtual QCPRange getInnermostRangeX (bool &found_range) const
 
virtual QCPRange getOutermostRangeX (bool &found_range) const
 
virtual QCPRange getInnermostRangeY (bool &found_range) const
 
virtual QCPRange getOutermostRangeY (bool &found_range) const
 
void yMinMaxOnXAxisCurrentRange (double &min, double &max, QCPAbstractPlottable *plottable_p=nullptr)
 
void yMinMaxOnXAxisCurrentRange (double &min, double &max, int index)
 
virtual void axisRescale ()
 RANGE-related functions. More...
 
virtual void axisReframe ()
 
virtual void axisZoom ()
 
virtual void axisPan ()
 
virtual void replotWithAxesRanges (QCPRange xAxisRange, QCPRange yAxisRange, Axis axis)
 
virtual void replotWithAxisRangeX (double lower, double upper)
 
virtual void replotWithAxisRangeY (double lower, double upper)
 
virtual void hideAllPlotItems ()
 PLOTTING / REPLOTTING functions. More...
 
virtual void showTracers ()
 Show the traces (vertical and horizontal). More...
 
virtual void hideTracers ()
 Hide the traces (vertical and horizontal). More...
 
virtual void drawXDeltaFeatures ()
 
virtual void drawYDeltaFeatures ()
 
virtual void calculateDragDeltas ()
 
virtual bool isVerticalDisplacementAboveThreshold ()
 
virtual void drawSelectionRectangleAndPrepareZoom (bool as_line_segment=false, bool for_integration=false)
 
virtual void updateSelectionRectangle (bool as_line_segment=false, bool for_integration=false)
 
virtual void resetSelectionRectangle ()
 
virtual void hideSelectionRectangle (bool reset_values=false)
 
virtual bool isSelectionRectangleVisible ()
 
virtual PolygonType whatIsVisibleOfTheSelectionRectangle ()
 
virtual void setFocus ()
 PLOT ITEMS : TRACER TEXT ITEMS... More...
 
virtual void redrawPlotBackground (QWidget *focusedPlotWidget)
 Redraw the background of the focusedPlotWidget plot widget. More...
 
virtual void updateContextXandYAxisRanges ()
 
virtual const BasePlotContextgetContext () const
 

Protected Member Functions

virtual void createAllAncillaryItems ()
 
virtual void update1DSelectionRectangle (bool for_integration=false)
 
virtual void update2DSelectionRectangleSquare (bool for_integration=false)
 
virtual void update2DSelectionRectangleSkewed (bool for_integration=false)
 
virtual QString allLayerNamesToString () const
 
virtual QString layerableLayerName (QCPLayerable *layerable_p) const
 
virtual int layerableLayerIndex (QCPLayerable *layerable_p) const
 

Protected Attributes

QString m_name = "NOT_SET"
 Name of the plot widget. More...
 
QString m_desc = "NOT_SET"
 Description of the plot widget. More...
 
QString m_fileName
 The name of the data file from which the mass data were read. More...
 
QString m_axisLabelX
 
QString m_axisLabelY
 
BasePlotContext m_context
 
int m_leftMousePseudoButtonKey = Qt::Key_Less
 
int m_rightMousePseudoButtonKey = Qt::Key_Greater
 
QCPItemLine * mp_selectionRectangeLine1 = nullptr
 Rectangle defining the borders of zoomed-in/out data. More...
 
QCPItemLine * mp_selectionRectangeLine2 = nullptr
 
QCPItemLine * mp_selectionRectangeLine3 = nullptr
 
QCPItemLine * mp_selectionRectangeLine4 = nullptr
 
QCPItemText * mp_xDeltaTextItem = nullptr
 Text describing the x-axis delta value during a drag operation. More...
 
QCPItemText * mp_yDeltaTextItem = nullptr
 
bool m_shouldTracersBeVisible = true
 Tells if the tracers should be visible. More...
 
QCPItemLine * mp_hPosTracerItem = nullptr
 Horizontal position tracer. More...
 
QCPItemLine * mp_vPosTracerItem = nullptr
 Vertical position tracer. More...
 
QCPItemLine * mp_vStartTracerItem = nullptr
 Vertical selection start tracer (typically in green). More...
 
QCPItemLine * mp_vEndTracerItem = nullptr
 Vertical selection end tracer (typically in red). More...
 
std::size_t m_lastAxisRangeHistoryIndex = 0
 Index of the last axis range history item. More...
 
std::vector< QCPRange * > m_xAxisRangeHistory
 List of x axis ranges occurring during the panning zooming actions. More...
 
std::vector< QCPRange * > m_yAxisRangeHistory
 List of y axis ranges occurring during the panning zooming actions. More...
 
int m_mouseMoveHandlerSkipAmount = 10
 How many mouse move events must be skipped *‍/. More...
 
int m_mouseMoveHandlerSkipCount = 0
 Counter to handle the "fat data" mouse move event handling. More...
 
QColor m_unfocusedColor = QColor("lightgray")
 Color used for the background of unfocused plot. More...
 
QBrush m_unfocusedBrush = QBrush(m_unfocusedColor)
 Color used for the background of unfocused plot. More...
 
QColor m_focusedColor = QColor(Qt::transparent)
 Color used for the background of focused plot. More...
 
QBrush m_focusedBrush = QBrush(m_focusedColor)
 Color used for the background of focused plot. More...
 
QPen m_pen
 Pen used to draw the graph and textual elements in the plot widget. More...
 

Detailed Description

Definition at line 66 of file baseplotwidget.h.

Constructor & Destructor Documentation

◆ BasePlotWidget() [1/2]

pappso::BasePlotWidget::BasePlotWidget ( QWidget *  parent)
explicit

Definition at line 49 of file baseplotwidget.cpp.

49 : QCustomPlot(parent)
50{
51 if(parent == nullptr)
52 qFatal("Programming error.");
53
54 // Default settings for the pen used to graph the data.
55 m_pen.setStyle(Qt::SolidLine);
56 m_pen.setBrush(Qt::black);
57 m_pen.setWidth(1);
58
59 // qDebug() << "Created new BasePlotWidget with" << layerCount()
60 //<< "layers before setting up widget.";
61 // qDebug().noquote() << "All layer names:\n" << allLayerNamesToString();
62
63 // As of today 20210313, the QCustomPlot is created with the following 6
64 // layers:
65 //
66 // All layers' name:
67 //
68 // Layer index 0 name: background
69 // Layer index 1 name: grid
70 // Layer index 2 name: main
71 // Layer index 3 name: axes
72 // Layer index 4 name: legend
73 // Layer index 5 name: overlay
74
75 if(!setupWidget())
76 qFatal("Programming error.");
77
78 // Do not call createAllAncillaryItems() in this base class because all the
79 // items will have been created *before* the addition of plots and then the
80 // rendering order will hide them to the viewer, since the rendering order is
81 // according to the order in which the items have been created.
82 //
83 // The fact that the ancillary items are created before trace plots is not a
84 // problem because the trace plots are sparse and do not effectively hide the
85 // data.
86 //
87 // But, in the color map plot widgets, we cannot afford to create the
88 // ancillary items *before* the plot itself because then, the rendering of the
89 // plot (created after) would screen off the ancillary items (created before).
90 //
91 // So, the createAllAncillaryItems() function needs to be called in the
92 // derived classes at the most appropriate moment in the setting up of the
93 // widget.
94 //
95 // All this is only a workaround of a bug in QCustomPlot. See
96 // https://www.qcustomplot.com/index.php/support/forum/2283.
97 //
98 // I initially wanted to have a plots layer on top of the default background
99 // layer and a items layer on top of it. But that setting prevented the
100 // selection of graphs.
101
102 // qDebug() << "Created new BasePlotWidget with" << layerCount()
103 //<< "layers after setting up widget.";
104 // qDebug().noquote() << "All layer names:\n" << allLayerNamesToString();
105
106 show();
107}
virtual bool setupWidget()
QPen m_pen
Pen used to draw the graph and textual elements in the plot widget.

References m_pen, and setupWidget().

◆ BasePlotWidget() [2/2]

pappso::BasePlotWidget::BasePlotWidget ( QWidget *  parent,
const QString &  x_axis_label,
const QString &  y_axis_label 
)
explicit

Definition at line 110 of file baseplotwidget.cpp.

113 : QCustomPlot(parent), m_axisLabelX(x_axis_label), m_axisLabelY(y_axis_label)
114{
115 // qDebug();
116
117 if(parent == nullptr)
118 qFatal("Programming error.");
119
120 // Default settings for the pen used to graph the data.
121 m_pen.setStyle(Qt::SolidLine);
122 m_pen.setBrush(Qt::black);
123 m_pen.setWidth(1);
124
125 xAxis->setLabel(x_axis_label);
126 yAxis->setLabel(y_axis_label);
127
128 // qDebug() << "Created new BasePlotWidget with" << layerCount()
129 //<< "layers before setting up widget.";
130 // qDebug().noquote() << "All layer names:\n" << allLayerNamesToString();
131
132 // As of today 20210313, the QCustomPlot is created with the following 6
133 // layers:
134 //
135 // All layers' name:
136 //
137 // Layer index 0 name: background
138 // Layer index 1 name: grid
139 // Layer index 2 name: main
140 // Layer index 3 name: axes
141 // Layer index 4 name: legend
142 // Layer index 5 name: overlay
143
144 if(!setupWidget())
145 qFatal("Programming error.");
146
147 // qDebug() << "Created new BasePlotWidget with" << layerCount()
148 //<< "layers after setting up widget.";
149 // qDebug().noquote() << "All layer names:\n" << allLayerNamesToString();
150
151 show();
152}

References m_pen, and setupWidget().

◆ ~BasePlotWidget()

pappso::BasePlotWidget::~BasePlotWidget ( )
virtual

Destruct this BasePlotWidget instance.

The destruction involves clearing the history, deleting all the axis range history items for x and y axes.

Definition at line 162 of file baseplotwidget.cpp.

163{
164 // qDebug() << "In the destructor of plot widget:" << this;
165
166 m_xAxisRangeHistory.clear();
167 m_yAxisRangeHistory.clear();
168
169 // Note that the QCustomPlot xxxItem objects are allocated with (this) which
170 // means their destruction is automatically handled upon *this' destruction.
171}
std::vector< QCPRange * > m_yAxisRangeHistory
List of y axis ranges occurring during the panning zooming actions.
std::vector< QCPRange * > m_xAxisRangeHistory
List of x axis ranges occurring during the panning zooming actions.

References m_xAxisRangeHistory, and m_yAxisRangeHistory.

Member Function Documentation

◆ allLayerNamesToString()

QString pappso::BasePlotWidget::allLayerNamesToString ( ) const
protectedvirtual

Definition at line 175 of file baseplotwidget.cpp.

176{
177
178 QString text;
179
180 for(int iter = 0; iter < layerCount(); ++iter)
181 {
182 text +=
183 QString("Layer index %1: %2\n").arg(iter).arg(layer(iter)->name());
184 }
185
186 return text;
187}

◆ axisDoubleClickHandler()

void pappso::BasePlotWidget::axisDoubleClickHandler ( QCPAxis *  axis,
QCPAxis::SelectablePart  part,
QMouseEvent *  event 
)
virtual

Reimplemented in pappso::BaseTracePlotWidget.

Definition at line 1655 of file baseplotwidget.cpp.

1659{
1660 // qDebug();
1661
1662 m_context.m_keyboardModifiers = QGuiApplication::queryKeyboardModifiers();
1663
1664 if(m_context.m_keyboardModifiers & Qt::ControlModifier)
1665 {
1666 // qDebug();
1667
1668 // If the Ctrl modifiers is active, then both axes are to be reset. Also
1669 // the histories are reset also.
1670
1671 rescaleAxes();
1673 }
1674 else
1675 {
1676 // qDebug();
1677
1678 // Only the axis passed as parameter is to be rescaled.
1679 // Reset the range of that axis to the max view possible.
1680
1681 axis->rescale();
1682
1684
1685 event->accept();
1686 }
1687
1688 // The double-click event does not cancel the mouse press event. That is, if
1689 // left-double-clicking, at the end of the operation the button still
1690 // "pressed". We need to remove manually the button from the pressed buttons
1691 // context member.
1692
1693 m_context.m_pressedMouseButtons ^= event->button();
1694
1696
1698
1699 replot();
1700}
Qt::KeyboardModifiers m_keyboardModifiers
Qt::MouseButtons m_pressedMouseButtons
virtual void updateAxesRangeHistory()
Create new axis range history items and append them to the history.
virtual void resetAxesRangeHistory()
virtual void updateContextXandYAxisRanges()
void plotRangesChangedSignal(const BasePlotContext &context)
BasePlotContext m_context

References m_context, pappso::BasePlotContext::m_keyboardModifiers, pappso::BasePlotContext::m_pressedMouseButtons, plotRangesChangedSignal(), resetAxesRangeHistory(), updateAxesRangeHistory(), and updateContextXandYAxisRanges().

Referenced by setupWidget().

◆ axisPan()

void pappso::BasePlotWidget::axisPan ( )
virtual

Reimplemented in pappso::BaseTracePlotWidget.

Definition at line 2173 of file baseplotwidget.cpp.

2174{
2175 qDebug();
2176
2177 // Sanity check
2179 qFatal(
2180 "This function can only be called if the mouse click was on one of the "
2181 "axes");
2182
2184 {
2185 xAxis->setRange(m_context.m_xRange.lower - m_context.m_xDelta,
2187 }
2188
2190 {
2191 yAxis->setRange(m_context.m_yRange.lower - m_context.m_yDelta,
2193 }
2194
2196
2197 // qDebug() << "The updated context:" << m_context.toString();
2198
2199 // We cannot store the new ranges in the history, because the pan operation
2200 // involved a huge quantity of micro-movements elicited upon each mouse move
2201 // cursor event so we would have a huge history.
2202 // updateAxesRangeHistory();
2203
2204 // Now that the context has the right range values, we can emit the
2205 // signal that will be used by this plot widget users, typically to
2206 // abide by the x/y range lock required by the user.
2207
2209
2210 replot();
2211}

References m_context, pappso::BasePlotContext::m_wasClickOnXAxis, pappso::BasePlotContext::m_wasClickOnYAxis, pappso::BasePlotContext::m_xDelta, pappso::BasePlotContext::m_xRange, pappso::BasePlotContext::m_yDelta, pappso::BasePlotContext::m_yRange, plotRangesChangedSignal(), and updateContextXandYAxisRanges().

Referenced by mouseMoveHandlerLeftButtonDraggingCursor().

◆ axisReframe()

void pappso::BasePlotWidget::axisReframe ( )
virtual

Reimplemented in pappso::BaseTracePlotWidget.

Definition at line 2115 of file baseplotwidget.cpp.

2116{
2117
2118 // double sorted_start_drag_point_x =
2119 // std::min(m_context.m_startDragPoint.x(), m_context.m_currentDragPoint.x());
2120
2121 // xAxis->setRange(sorted_start_drag_point_x,
2122 // sorted_start_drag_point_x + fabs(m_context.m_xDelta));
2123
2124 xAxis->setRange(
2126
2127 // Note that the y axis should be rescaled from current lower value to new
2128 // upper value matching the y-axis position of the cursor when the mouse
2129 // button was released.
2130
2131 yAxis->setRange(xAxis->range().lower,
2132 std::max<double>(m_context.m_yRegionRangeStart,
2134
2135 // qDebug() << "xaxis:" << xAxis->range().lower << "-" <<
2136 // xAxis->range().upper
2137 //<< "yaxis:" << yAxis->range().lower << "-" << yAxis->range().upper;
2138
2140
2143
2144 replot();
2145}

References m_context, pappso::BasePlotContext::m_xRegionRangeEnd, pappso::BasePlotContext::m_xRegionRangeStart, pappso::BasePlotContext::m_yRegionRangeEnd, pappso::BasePlotContext::m_yRegionRangeStart, plotRangesChangedSignal(), updateAxesRangeHistory(), and updateContextXandYAxisRanges().

Referenced by mouseReleaseHandlerLeftButton().

◆ axisRescale()

void pappso::BasePlotWidget::axisRescale ( )
virtual

RANGE-related functions.

PLOTTING / REPLOTTING functions

Reimplemented in pappso::BaseTracePlotWidget.

Definition at line 2030 of file baseplotwidget.cpp.

2031{
2032 // Get the current x lower/upper range, that is, leftmost/rightmost x
2033 // coordinate.
2034 double xLower = xAxis->range().lower;
2035 double xUpper = xAxis->range().upper;
2036
2037 // Get the current y lower/upper range, that is, bottommost/topmost y
2038 // coordinate.
2039 double yLower = yAxis->range().lower;
2040 double yUpper = yAxis->range().upper;
2041
2042 // This function is called only when the user has clicked on the x/y axis or
2043 // when the user has dragged the left mouse button with the Ctrl key
2044 // modifier. The m_context.m_wasClickOnXAxis is then simulated in the mouse
2045 // move handler. So we need to test which axis was clicked-on.
2046
2048 {
2049
2050 // We are changing the range of the X axis.
2051
2052 // What is the x delta ?
2053 double xDelta =
2055
2056 // If xDelta is < 0, the we were dragging from right to left, we are
2057 // compressing the view on the x axis, by adding new data to the right
2058 // hand size of the graph. So we add xDelta to the upper bound of the
2059 // range. Otherwise we are uncompressing the view on the x axis and
2060 // remove the xDelta from the upper bound of the range. This is why we
2061 // have the
2062 // '-'
2063 // and not '+' below;
2064
2065 // qDebug() << "Setting xaxis:" << xLower << "--" << xUpper - xDelta;
2066
2067 xAxis->setRange(xLower, xUpper - xDelta);
2068 }
2069 // End of
2070 // if(m_context.m_wasClickOnXAxis)
2071 else // that is, if(m_context.m_wasClickOnYAxis)
2072 {
2073 // We are changing the range of the Y axis.
2074
2075 // What is the y delta ?
2076 double yDelta =
2078
2079 // See above for an explanation of the computation.
2080
2081 yAxis->setRange(yLower, yUpper - yDelta);
2082
2083 // Old version
2084 // if(yDelta < 0)
2085 //{
2086 //// The dragging operation was from top to bottom, we are enlarging
2087 //// the range (thus, we are unzooming the view, since the widget
2088 //// always has the same size).
2089
2090 // yAxis->setRange(yLower, yUpper + fabs(yDelta));
2091 //}
2092 // else
2093 //{
2094 //// The dragging operation was from bottom to top, we are reducing
2095 //// the range (thus, we are zooming the view, since the widget
2096 //// always has the same size).
2097
2098 // yAxis->setRange(yLower, yUpper - fabs(yDelta));
2099 //}
2100 }
2101 // End of
2102 // else // that is, if(m_context.m_wasClickOnYAxis)
2103
2104 // Update the context with the current axes ranges
2105
2107
2109
2110 replot();
2111}

References m_context, pappso::BasePlotContext::m_currentDragPoint, pappso::BasePlotContext::m_startDragPoint, pappso::BasePlotContext::m_wasClickOnXAxis, plotRangesChangedSignal(), and updateContextXandYAxisRanges().

Referenced by mouseMoveHandlerLeftButtonDraggingCursor().

◆ axisZoom()

void pappso::BasePlotWidget::axisZoom ( )
virtual

Reimplemented in pappso::BaseTracePlotWidget.

Definition at line 2149 of file baseplotwidget.cpp.

2150{
2151
2152 // Use the m_context.m_xRegionRangeStart/End values, but we need to sort the
2153 // values before using them, because now we want to really have the lower x
2154 // value. Simply craft a QCPRange that will swap the values if lower is not
2155 // < than upper QCustomPlot calls this normalization).
2156
2157 xAxis->setRange(
2159
2160 yAxis->setRange(
2162
2164
2167
2168 replot();
2169}

References m_context, pappso::BasePlotContext::m_xRegionRangeEnd, pappso::BasePlotContext::m_xRegionRangeStart, pappso::BasePlotContext::m_yRegionRangeEnd, pappso::BasePlotContext::m_yRegionRangeStart, plotRangesChangedSignal(), updateAxesRangeHistory(), and updateContextXandYAxisRanges().

Referenced by mouseReleaseHandlerLeftButton().

◆ calculateDragDeltas()

void pappso::BasePlotWidget::calculateDragDeltas ( )
virtual

Definition at line 2506 of file baseplotwidget.cpp.

2507{
2508
2509 // We compute signed differentials. If the user does not want the sign,
2510 // fabs(double) is their friend.
2511
2512 // Compute the xAxis differential:
2513
2516
2517 // Same with the Y-axis range:
2518
2521
2522 // qDebug() << "xDelta:" << m_context.m_xDelta
2523 //<< "and yDelta:" << m_context.m_yDelta;
2524
2525 return;
2526}

References m_context, pappso::BasePlotContext::m_currentDragPoint, pappso::BasePlotContext::m_startDragPoint, pappso::BasePlotContext::m_xDelta, and pappso::BasePlotContext::m_yDelta.

Referenced by mouseMoveHandlerDraggingCursor().

◆ createAllAncillaryItems()

void pappso::BasePlotWidget::createAllAncillaryItems ( )
protectedvirtual

Definition at line 221 of file baseplotwidget.cpp.

222{
223 // Make a copy of the pen to just change its color and set that color to
224 // the tracer line.
225 QPen pen = m_pen;
226
227 // Create the lines that will act as tracers for position and selection of
228 // regions.
229 //
230 // We have the cross hair that serves as the cursor. That crosshair cursor is
231 // made of a vertical line (green, because when click-dragging the mouse it
232 // becomes the tracer that is being anchored at the region start. The second
233 // line i horizontal and is always black.
234
235 pen.setColor(QColor("steelblue"));
236
237 // The set of tracers (horizontal and vertical) that track the position of the
238 // mouse cursor.
239
240 mp_vPosTracerItem = new QCPItemLine(this);
241 mp_vPosTracerItem->setLayer("plotsLayer");
242 mp_vPosTracerItem->setPen(pen);
243 mp_vPosTracerItem->start->setType(QCPItemPosition::ptPlotCoords);
244 mp_vPosTracerItem->end->setType(QCPItemPosition::ptPlotCoords);
245 mp_vPosTracerItem->start->setCoords(0, 0);
246 mp_vPosTracerItem->end->setCoords(0, 0);
247
248 mp_hPosTracerItem = new QCPItemLine(this);
249 mp_hPosTracerItem->setLayer("plotsLayer");
250 mp_hPosTracerItem->setPen(pen);
251 mp_hPosTracerItem->start->setType(QCPItemPosition::ptPlotCoords);
252 mp_hPosTracerItem->end->setType(QCPItemPosition::ptPlotCoords);
253 mp_hPosTracerItem->start->setCoords(0, 0);
254 mp_hPosTracerItem->end->setCoords(0, 0);
255
256 // The set of tracers (horizontal only) that track the region
257 // spanning/selection regions.
258 //
259 // The start vertical tracer is colored in greeen.
260 pen.setColor(QColor("green"));
261
262 mp_vStartTracerItem = new QCPItemLine(this);
263 mp_vStartTracerItem->setLayer("plotsLayer");
264 mp_vStartTracerItem->setPen(pen);
265 mp_vStartTracerItem->start->setType(QCPItemPosition::ptPlotCoords);
266 mp_vStartTracerItem->end->setType(QCPItemPosition::ptPlotCoords);
267 mp_vStartTracerItem->start->setCoords(0, 0);
268 mp_vStartTracerItem->end->setCoords(0, 0);
269
270 // The end vertical tracer is colored in red.
271 pen.setColor(QColor("red"));
272
273 mp_vEndTracerItem = new QCPItemLine(this);
274 mp_vEndTracerItem->setLayer("plotsLayer");
275 mp_vEndTracerItem->setPen(pen);
276 mp_vEndTracerItem->start->setType(QCPItemPosition::ptPlotCoords);
277 mp_vEndTracerItem->end->setType(QCPItemPosition::ptPlotCoords);
278 mp_vEndTracerItem->start->setCoords(0, 0);
279 mp_vEndTracerItem->end->setCoords(0, 0);
280
281 // When the user click-drags the mouse, the X distance between the drag start
282 // point and the drag end point (current point) is the xDelta.
283 mp_xDeltaTextItem = new QCPItemText(this);
284 mp_xDeltaTextItem->setLayer("plotsLayer");
285 mp_xDeltaTextItem->setColor(QColor("steelblue"));
286 mp_xDeltaTextItem->setPositionAlignment(Qt::AlignBottom | Qt::AlignCenter);
287 mp_xDeltaTextItem->position->setType(QCPItemPosition::ptPlotCoords);
288 mp_xDeltaTextItem->setVisible(false);
289
290 // Same for the y delta
291 mp_yDeltaTextItem = new QCPItemText(this);
292 mp_yDeltaTextItem->setLayer("plotsLayer");
293 mp_yDeltaTextItem->setColor(QColor("steelblue"));
294 mp_yDeltaTextItem->setPositionAlignment(Qt::AlignBottom | Qt::AlignCenter);
295 mp_yDeltaTextItem->position->setType(QCPItemPosition::ptPlotCoords);
296 mp_yDeltaTextItem->setVisible(false);
297
298 // Make sure we prepare the four lines that will be needed to
299 // draw the selection rectangle.
300 pen = m_pen;
301
302 pen.setColor("steelblue");
303
304 mp_selectionRectangeLine1 = new QCPItemLine(this);
305 mp_selectionRectangeLine1->setLayer("plotsLayer");
306 mp_selectionRectangeLine1->setPen(pen);
307 mp_selectionRectangeLine1->start->setType(QCPItemPosition::ptPlotCoords);
308 mp_selectionRectangeLine1->end->setType(QCPItemPosition::ptPlotCoords);
309 mp_selectionRectangeLine1->start->setCoords(0, 0);
310 mp_selectionRectangeLine1->end->setCoords(0, 0);
311 mp_selectionRectangeLine1->setVisible(false);
312
313 mp_selectionRectangeLine2 = new QCPItemLine(this);
314 mp_selectionRectangeLine2->setLayer("plotsLayer");
315 mp_selectionRectangeLine2->setPen(pen);
316 mp_selectionRectangeLine2->start->setType(QCPItemPosition::ptPlotCoords);
317 mp_selectionRectangeLine2->end->setType(QCPItemPosition::ptPlotCoords);
318 mp_selectionRectangeLine2->start->setCoords(0, 0);
319 mp_selectionRectangeLine2->end->setCoords(0, 0);
320 mp_selectionRectangeLine2->setVisible(false);
321
322 mp_selectionRectangeLine3 = new QCPItemLine(this);
323 mp_selectionRectangeLine3->setLayer("plotsLayer");
324 mp_selectionRectangeLine3->setPen(pen);
325 mp_selectionRectangeLine3->start->setType(QCPItemPosition::ptPlotCoords);
326 mp_selectionRectangeLine3->end->setType(QCPItemPosition::ptPlotCoords);
327 mp_selectionRectangeLine3->start->setCoords(0, 0);
328 mp_selectionRectangeLine3->end->setCoords(0, 0);
329 mp_selectionRectangeLine3->setVisible(false);
330
331 mp_selectionRectangeLine4 = new QCPItemLine(this);
332 mp_selectionRectangeLine4->setLayer("plotsLayer");
333 mp_selectionRectangeLine4->setPen(pen);
334 mp_selectionRectangeLine4->start->setType(QCPItemPosition::ptPlotCoords);
335 mp_selectionRectangeLine4->end->setType(QCPItemPosition::ptPlotCoords);
336 mp_selectionRectangeLine4->start->setCoords(0, 0);
337 mp_selectionRectangeLine4->end->setCoords(0, 0);
338 mp_selectionRectangeLine4->setVisible(false);
339}
QCPItemText * mp_yDeltaTextItem
QCPItemLine * mp_selectionRectangeLine1
Rectangle defining the borders of zoomed-in/out data.
QCPItemLine * mp_selectionRectangeLine2
QCPItemText * mp_xDeltaTextItem
Text describing the x-axis delta value during a drag operation.
QCPItemLine * mp_hPosTracerItem
Horizontal position tracer.
QCPItemLine * mp_vPosTracerItem
Vertical position tracer.
QCPItemLine * mp_selectionRectangeLine4
QCPItemLine * mp_vStartTracerItem
Vertical selection start tracer (typically in green).
QCPItemLine * mp_selectionRectangeLine3
QCPItemLine * mp_vEndTracerItem
Vertical selection end tracer (typically in red).

References m_pen, mp_hPosTracerItem, mp_selectionRectangeLine1, mp_selectionRectangeLine2, mp_selectionRectangeLine3, mp_selectionRectangeLine4, mp_vEndTracerItem, mp_vPosTracerItem, mp_vStartTracerItem, mp_xDeltaTextItem, and mp_yDeltaTextItem.

Referenced by pappso::BaseTracePlotWidget::BaseTracePlotWidget(), and pappso::BaseColorMapPlotWidget::addColorMap().

◆ directionKeyPressEvent()

void pappso::BasePlotWidget::directionKeyPressEvent ( QKeyEvent *  event)
virtual

Definition at line 788 of file baseplotwidget.cpp.

789{
790 // qDebug() << "event key:" << event->key();
791
792 // The user is trying to move the positional cursor/markers. There are
793 // multiple way they can do that:
794 //
795 // 1.a. Hitting the arrow left/right keys alone will search for next pixel.
796 // 1.b. Hitting the arrow left/right keys with Alt modifier will search for a
797 // multiple of pixels that might be equivalent to one 20th of the pixel width
798 // of the plot widget.
799 // 1.c Hitting the left/right keys with Alt and Shift modifiers will search
800 // for a multiple of pixels that might be the equivalent to half of the pixel
801 // width.
802 //
803 // 2. Hitting the Control modifier will move the cursor to the next data point
804 // of the graph.
805
806 int pixel_increment = 0;
807
808 if(m_context.m_keyboardModifiers == Qt::NoModifier)
809 pixel_increment = 1;
810 else if(m_context.m_keyboardModifiers == Qt::AltModifier)
811 pixel_increment = 50;
812
813 // The user is moving the positional markers. This is equivalent to a
814 // non-dragging cursor movement to the next pixel. Note that the origin is
815 // located at the top left, so key down increments and key up decrements.
816
817 if(event->key() == Qt::Key_Left)
818 horizontalMoveMouseCursorCountPixels(-pixel_increment);
819 else if(event->key() == Qt::Key_Right)
821 else if(event->key() == Qt::Key_Up)
822 verticalMoveMouseCursorCountPixels(-pixel_increment);
823 else if(event->key() == Qt::Key_Down)
824 verticalMoveMouseCursorCountPixels(pixel_increment);
825
826 event->accept();
827}
virtual void verticalMoveMouseCursorCountPixels(int pixel_count)
virtual void horizontalMoveMouseCursorCountPixels(int pixel_count)

References horizontalMoveMouseCursorCountPixels(), m_context, pappso::BasePlotContext::m_keyboardModifiers, and verticalMoveMouseCursorCountPixels().

Referenced by keyPressEvent().

◆ directionKeyReleaseEvent()

void pappso::BasePlotWidget::directionKeyReleaseEvent ( QKeyEvent *  event)
virtual

Definition at line 831 of file baseplotwidget.cpp.

832{
833 // qDebug() << "event key:" << event->key();
834 event->accept();
835}

Referenced by keyReleaseEvent().

◆ dragDirection()

int pappso::BasePlotWidget::dragDirection ( )

MOUSE-related EVENTS.

MOUSE MOVEMENTS mouse/keyboard-triggered

Definition at line 1762 of file baseplotwidget.cpp.

1763{
1764 // The user is dragging the mouse, probably to rescale the axes, but we need
1765 // to sort out in which direction the drag is happening.
1766
1767 // This function should be called after calculateDragDeltas, so that
1768 // m_context has the proper x/y delta values that we'll compare.
1769
1770 // Note that we cannot compare simply x or y deltas because the y axis might
1771 // have a different scale that the x axis. So we first need to convert the
1772 // positions to pixels.
1773
1774 double x_delta_pixel =
1775 fabs(xAxis->coordToPixel(m_context.m_currentDragPoint.x()) -
1776 xAxis->coordToPixel(m_context.m_startDragPoint.x()));
1777
1778 double y_delta_pixel =
1779 fabs(yAxis->coordToPixel(m_context.m_currentDragPoint.y()) -
1780 yAxis->coordToPixel(m_context.m_startDragPoint.y()));
1781
1782 if(x_delta_pixel > y_delta_pixel)
1783 return Qt::Horizontal;
1784
1785 return Qt::Vertical;
1786}

References m_context, pappso::BasePlotContext::m_currentDragPoint, and pappso::BasePlotContext::m_startDragPoint.

◆ drawSelectionRectangleAndPrepareZoom()

void pappso::BasePlotWidget::drawSelectionRectangleAndPrepareZoom ( bool  as_line_segment = false,
bool  for_integration = false 
)
virtual

Definition at line 2318 of file baseplotwidget.cpp.

2320{
2321 // The user has dragged the mouse left button on the graph, which means he
2322 // is willing to draw a selection rectangle, either for zooming-in or for
2323 // integration.
2324
2325 if(mp_xDeltaTextItem != nullptr)
2326 mp_xDeltaTextItem->setVisible(false);
2327 if(mp_yDeltaTextItem != nullptr)
2328 mp_yDeltaTextItem->setVisible(false);
2329
2330 // Ensure the right selection rectangle is drawn.
2331
2332 updateSelectionRectangle(as_line_segment, for_integration);
2333
2334 // Note that if we draw a zoom rectangle, then we are certainly not
2335 // measuring anything. So set the boolean value to false so that the user of
2336 // this widget or derived classes know that there is nothing to perform upon
2337 // (like deconvolution, for example).
2338
2340
2341 // Also remove the delta value from the pipeline by sending a simple
2342 // distance without measurement signal.
2343
2344 emit xAxisMeasurementSignal(m_context, false);
2345
2346 replot();
2347}
virtual void updateSelectionRectangle(bool as_line_segment=false, bool for_integration=false)
void xAxisMeasurementSignal(const BasePlotContext &context, bool with_delta)

References m_context, pappso::BasePlotContext::m_isMeasuringDistance, mp_xDeltaTextItem, mp_yDeltaTextItem, updateSelectionRectangle(), and xAxisMeasurementSignal().

Referenced by mouseMoveHandlerLeftButtonDraggingCursor(), and mouseMoveHandlerRightButtonDraggingCursor().

◆ drawXDeltaFeatures()

void pappso::BasePlotWidget::drawXDeltaFeatures ( )
virtual

Definition at line 2351 of file baseplotwidget.cpp.

2352{
2353 // The user is dragging the mouse over the graph and we want them to know what
2354 // is the x delta value, that is the span between the point at the start of
2355 // the drag and the current drag position.
2356
2357 // FIXME: is this still true?
2358 //
2359 // We do not want to show the position markers because the only horiontal
2360 // line to be visible must be contained between the start and end vertiacal
2361 // tracer items.
2362 if(mp_hPosTracerItem != nullptr)
2363 mp_hPosTracerItem->setVisible(false);
2364 if(mp_vPosTracerItem != nullptr)
2365 mp_vPosTracerItem->setVisible(false);
2366
2367 // We want to draw the text in the middle position of the leftmost-rightmost
2368 // point, even with skewed rectangle selection.
2369
2370 QPointF leftmost_point = m_context.m_selectionPolygon.getLeftMostPoint();
2371
2372 // qDebug() << "leftmost_point:" << leftmost_point;
2373
2374 QPointF rightmost_point = m_context.m_selectionPolygon.getRightMostPoint();
2375
2376 // qDebug() << "rightmost_point:" << rightmost_point;
2377
2378 double x_axis_center_position =
2379 leftmost_point.x() + (rightmost_point.x() - leftmost_point.x()) / 2;
2380
2381 // qDebug() << "x_axis_center_position:" << x_axis_center_position;
2382
2383 // We want the text to print inside the rectangle, always at the current drag
2384 // point so the eye can follow the delta value while looking where to drag the
2385 // mouse. To position the text inside the rectangle, we need to know what is
2386 // the drag direction.
2387
2388 // Set aside a point instance to store the pixel coordinates of the text.
2389 QPointF pixel_coordinates;
2390
2391 // What is the distance between the rectangle line at current drag point and
2392 // the text itself.
2393 int pixels_away_from_line = 15;
2394
2395 // ATTENTION: the pixel coordinates for the vertical direction go in reverse
2396 // order with respect to the y axis values !!! That is pixel(0,0) is top left
2397 // of the graph.
2398 if(static_cast<int>(m_context.m_dragDirections) &
2399 static_cast<int>(DragDirections::TOP_TO_BOTTOM))
2400 {
2401 // We need to print inside the rectangle, that is pixels_above_line pixels
2402 // to the bottom, so with pixel y value decremented of that
2403 // pixels_above_line value (one would have expected to increment that
2404 // value, along the y axis, but the coordinates in pixel go in reverse
2405 // order).
2406
2407 pixels_away_from_line *= -1;
2408 }
2409
2410 double y_axis_pixel_coordinate =
2411 yAxis->coordToPixel(m_context.m_currentDragPoint.y());
2412
2413 double y_axis_modified_pixel_coordinate =
2414 y_axis_pixel_coordinate + pixels_away_from_line;
2415
2416 pixel_coordinates.setX(x_axis_center_position);
2417 pixel_coordinates.setY(y_axis_modified_pixel_coordinate);
2418
2419 // Now convert back to graph coordinates.
2420
2421 QPointF graph_coordinates(xAxis->pixelToCoord(pixel_coordinates.x()),
2422 yAxis->pixelToCoord(pixel_coordinates.y()));
2423 if(mp_xDeltaTextItem != nullptr)
2424 {
2425 mp_xDeltaTextItem->position->setCoords(x_axis_center_position,
2426 graph_coordinates.y());
2427 mp_xDeltaTextItem->setText(
2428 QString("%1").arg(m_context.m_xDelta, 0, 'f', 3));
2429 mp_xDeltaTextItem->setFont(QFont(font().family(), 9));
2430 mp_xDeltaTextItem->setVisible(true);
2431 }
2432
2433 // Set the boolean to true so that derived widgets know that something is
2434 // being measured, and they can act accordingly, for example by computing
2435 // deconvolutions in a mass spectrum.
2437
2438 replot();
2439
2440 // Let the caller know that we were measuring something.
2442
2443 return;
2444}
SelectionPolygon m_selectionPolygon
DragDirections m_dragDirections
QPointF getRightMostPoint() const
QPointF getLeftMostPoint() const

References pappso::SelectionPolygon::getLeftMostPoint(), pappso::SelectionPolygon::getRightMostPoint(), m_context, pappso::BasePlotContext::m_currentDragPoint, pappso::BasePlotContext::m_dragDirections, pappso::BasePlotContext::m_isMeasuringDistance, pappso::BasePlotContext::m_selectionPolygon, pappso::BasePlotContext::m_xDelta, mp_hPosTracerItem, mp_vPosTracerItem, mp_xDeltaTextItem, pappso::TOP_TO_BOTTOM, and xAxisMeasurementSignal().

Referenced by mouseMoveHandlerLeftButtonDraggingCursor(), mouseMoveHandlerRightButtonDraggingCursor(), and updateSelectionRectangle().

◆ drawYDeltaFeatures()

void pappso::BasePlotWidget::drawYDeltaFeatures ( )
virtual

Definition at line 2448 of file baseplotwidget.cpp.

2449{
2451 return;
2452
2453 // The user is dragging the mouse over the graph and we want them to know what
2454 // is the y delta value, that is the span between the point at the top of
2455 // the selection polygon and the point at its bottom.
2456
2457 // FIXME: is this still true?
2458 //
2459 // We do not want to show the position markers because the only horiontal
2460 // line to be visible must be contained between the start and end vertiacal
2461 // tracer items.
2462 mp_hPosTracerItem->setVisible(false);
2463 mp_vPosTracerItem->setVisible(false);
2464
2465 // We want to draw the text in the middle position of the leftmost-rightmost
2466 // point, even with skewed rectangle selection.
2467
2468 QPointF leftmost_point = m_context.m_selectionPolygon.getLeftMostPoint();
2469 QPointF topmost_point = m_context.m_selectionPolygon.getTopMostPoint();
2470
2471 // qDebug() << "leftmost_point:" << leftmost_point;
2472
2473 QPointF rightmost_point = m_context.m_selectionPolygon.getRightMostPoint();
2474 QPointF bottommost_point = m_context.m_selectionPolygon.getBottomMostPoint();
2475
2476 // qDebug() << "rightmost_point:" << rightmost_point;
2477
2478 double x_axis_center_position =
2479 leftmost_point.x() + (rightmost_point.x() - leftmost_point.x()) / 2;
2480
2481 double y_axis_center_position =
2482 bottommost_point.y() + (topmost_point.y() - bottommost_point.y()) / 2;
2483
2484 // qDebug() << "x_axis_center_position:" << x_axis_center_position;
2485
2486 mp_yDeltaTextItem->position->setCoords(x_axis_center_position,
2487 y_axis_center_position);
2488 mp_yDeltaTextItem->setText(QString("%1").arg(m_context.m_yDelta, 0, 'f', 3));
2489 mp_yDeltaTextItem->setFont(QFont(font().family(), 9));
2490 mp_yDeltaTextItem->setVisible(true);
2491 mp_yDeltaTextItem->setRotation(90);
2492
2493 // Set the boolean to true so that derived widgets know that something is
2494 // being measured, and they can act accordingly, for example by computing
2495 // deconvolutions in a mass spectrum.
2497
2498 replot();
2499
2500 // Let the caller know that we were measuring something.
2502}
QPointF getBottomMostPoint() const

References pappso::SelectionPolygon::getBottomMostPoint(), pappso::SelectionPolygon::getLeftMostPoint(), pappso::SelectionPolygon::getRightMostPoint(), pappso::SelectionPolygon::getTopMostPoint(), pappso::SelectionPolygon::is1D(), m_context, pappso::BasePlotContext::m_isMeasuringDistance, pappso::BasePlotContext::m_selectionPolygon, pappso::BasePlotContext::m_yDelta, mp_hPosTracerItem, mp_vPosTracerItem, mp_yDeltaTextItem, and xAxisMeasurementSignal().

Referenced by mouseMoveHandlerLeftButtonDraggingCursor(), and mouseMoveHandlerRightButtonDraggingCursor().

◆ getContext()

const BasePlotContext & pappso::BasePlotWidget::getContext ( ) const
virtual

Definition at line 3257 of file baseplotwidget.cpp.

3258{
3259 return m_context;
3260}

References m_context.

◆ getInnermostRangeX()

QCPRange pappso::BasePlotWidget::getInnermostRangeX ( bool &  found_range) const
virtual

Definition at line 1995 of file baseplotwidget.cpp.

1996{
1997
1998 return getRange(Axis::x, RangeType::innermost, found_range);
1999}
QCPRange getRange(Axis axis, RangeType range_type, bool &found_range) const

References getRange(), pappso::innermost, and pappso::x.

◆ getInnermostRangeY()

QCPRange pappso::BasePlotWidget::getInnermostRangeY ( bool &  found_range) const
virtual

Definition at line 2010 of file baseplotwidget.cpp.

2011{
2012
2013 return getRange(Axis::y, RangeType::innermost, found_range);
2014}

References getRange(), pappso::innermost, and pappso::y.

◆ getOutermostRangeX()

QCPRange pappso::BasePlotWidget::getOutermostRangeX ( bool &  found_range) const
virtual

Definition at line 2003 of file baseplotwidget.cpp.

2004{
2005 return getRange(Axis::x, RangeType::outermost, found_range);
2006}

References getRange(), pappso::outermost, and pappso::x.

◆ getOutermostRangeY()

QCPRange pappso::BasePlotWidget::getOutermostRangeY ( bool &  found_range) const
virtual

Definition at line 2018 of file baseplotwidget.cpp.

2019{
2020 return getRange(Axis::y, RangeType::outermost, found_range);
2021}

References getRange(), pappso::outermost, and pappso::y.

◆ getPen()

const QPen & pappso::BasePlotWidget::getPen ( ) const
virtual

Definition at line 408 of file baseplotwidget.cpp.

409{
410 return m_pen;
411}

References m_pen.

◆ getPlottingColor() [1/2]

QColor pappso::BasePlotWidget::getPlottingColor ( int  index = 0) const
virtual

Reimplemented in pappso::BaseColorMapPlotWidget.

Definition at line 458 of file baseplotwidget.cpp.

459{
460 QCPGraph *graph_p = graph(index);
461
462 if(graph_p == nullptr)
463 qFatal("Programming error.");
464
465 return getPlottingColor(graph_p);
466}
virtual QColor getPlottingColor(QCPAbstractPlottable *plottable_p) const

References getPlottingColor().

◆ getPlottingColor() [2/2]

QColor pappso::BasePlotWidget::getPlottingColor ( QCPAbstractPlottable *  plottable_p) const
virtual

Definition at line 448 of file baseplotwidget.cpp.

449{
450 if(plottable_p == nullptr)
451 qFatal("Programming error.");
452
453 return plottable_p->pen().color();
454}

Referenced by getPlottingColor().

◆ getRange()

QCPRange pappso::BasePlotWidget::getRange ( Axis  axis,
RangeType  range_type,
bool &  found_range 
) const

Definition at line 1903 of file baseplotwidget.cpp.

1906{
1907
1908 // Iterate in all the graphs in this widget and return a QCPRange that has
1909 // its lower member as the greatest lower value of all
1910 // its upper member as the smallest upper value of all
1911
1912 if(!graphCount())
1913 {
1914 found_range = false;
1915
1916 return QCPRange(0, 1);
1917 }
1918
1919 if(graphCount() == 1)
1920 return graph()->getKeyRange(found_range);
1921
1922 bool found_at_least_one_range = false;
1923
1924 // Create an invalid range.
1925 QCPRange result_range(QCPRange::minRange + 1, QCPRange::maxRange + 1);
1926
1927 for(int iter = 0; iter < graphCount(); ++iter)
1928 {
1929 QCPRange temp_range;
1930
1931 bool found_range_for_iter = false;
1932
1933 QCPGraph *graph_p = graph(iter);
1934
1935 // Depending on the axis param, select the key or value range.
1936
1937 if(axis == Axis::x)
1938 temp_range = graph_p->getKeyRange(found_range_for_iter);
1939 else if(axis == Axis::y)
1940 temp_range = graph_p->getValueRange(found_range_for_iter);
1941 else
1942 qFatal("Cannot reach this point. Programming error.");
1943
1944 // Was a range found for the iterated graph ? If not skip this
1945 // iteration.
1946
1947 if(!found_range_for_iter)
1948 continue;
1949
1950 // While the innermost_range is invalid, we need to seed it with a good
1951 // one. So check this.
1952
1953 if(!QCPRange::validRange(result_range))
1954 qFatal("The obtained range is invalid !");
1955
1956 // At this point we know the obtained range is OK.
1957 result_range = temp_range;
1958
1959 // We found at least one valid range!
1960 found_at_least_one_range = true;
1961
1962 // At this point we have two valid ranges to compare. Depending on
1963 // range_type, we need to perform distinct comparisons.
1964
1965 if(range_type == RangeType::innermost)
1966 {
1967 if(temp_range.lower > result_range.lower)
1968 result_range.lower = temp_range.lower;
1969 if(temp_range.upper < result_range.upper)
1970 result_range.upper = temp_range.upper;
1971 }
1972 else if(range_type == RangeType::outermost)
1973 {
1974 if(temp_range.lower < result_range.lower)
1975 result_range.lower = temp_range.lower;
1976 if(temp_range.upper > result_range.upper)
1977 result_range.upper = temp_range.upper;
1978 }
1979 else
1980 qFatal("Cannot reach this point. Programming error.");
1981
1982 // Continue to next graph, if any.
1983 }
1984 // End of
1985 // for(int iter = 0; iter < graphCount(); ++iter)
1986
1987 // Let the caller know if we found at least one range.
1988 found_range = found_at_least_one_range;
1989
1990 return result_range;
1991}

References pappso::innermost, pappso::outermost, pappso::x, and pappso::y.

Referenced by getInnermostRangeX(), getInnermostRangeY(), getOutermostRangeX(), and getOutermostRangeY().

◆ getRangeX()

QCPRange pappso::BasePlotWidget::getRangeX ( bool &  found_range,
int  index 
) const
virtual

MOUSE MOVEMENTS mouse/keyboard-triggered.

RANGE-related functions

Definition at line 1879 of file baseplotwidget.cpp.

1880{
1881 QCPGraph *graph_p = graph(index);
1882
1883 if(graph_p == nullptr)
1884 qFatal("Programming error.");
1885
1886 return graph_p->getKeyRange(found_range);
1887}

◆ getRangeY()

QCPRange pappso::BasePlotWidget::getRangeY ( bool &  found_range,
int  index 
) const
virtual

Definition at line 1891 of file baseplotwidget.cpp.

1892{
1893 QCPGraph *graph_p = graph(index);
1894
1895 if(graph_p == nullptr)
1896 qFatal("Programming error.");
1897
1898 return graph_p->getValueRange(found_range);
1899}

◆ hideAllPlotItems()

void pappso::BasePlotWidget::hideAllPlotItems ( )
virtual

PLOTTING / REPLOTTING functions.

PLOT ITEMS : TRACER TEXT ITEMS...

PLOT ITEMS : TRACER TEXT ITEMS... Hide the selection line, the xDelta text and the zoom rectangle items.

Definition at line 2268 of file baseplotwidget.cpp.

2269{
2270 mp_xDeltaTextItem->setVisible(false);
2271 mp_yDeltaTextItem->setVisible(false);
2272
2273 // mp_zoomRectItem->setVisible(false);
2275
2276 // Force a replot to make sure the action is immediately visible by the
2277 // user, even without moving the mouse.
2278 replot();
2279}
virtual void hideSelectionRectangle(bool reset_values=false)

References hideSelectionRectangle(), mp_xDeltaTextItem, and mp_yDeltaTextItem.

Referenced by restoreAxesRangeHistory().

◆ hideSelectionRectangle()

void pappso::BasePlotWidget::hideSelectionRectangle ( bool  reset_values = false)
virtual

Definition at line 3132 of file baseplotwidget.cpp.

3133{
3134 mp_selectionRectangeLine1->setVisible(false);
3135 mp_selectionRectangeLine2->setVisible(false);
3136 mp_selectionRectangeLine3->setVisible(false);
3137 mp_selectionRectangeLine4->setVisible(false);
3138
3139 if(reset_values)
3140 {
3142 }
3143}
virtual void resetSelectionRectangle()

References mp_selectionRectangeLine1, mp_selectionRectangeLine2, mp_selectionRectangeLine3, mp_selectionRectangeLine4, and resetSelectionRectangle().

Referenced by hideAllPlotItems(), mouseReleaseHandlerLeftButton(), and mouseReleaseHandlerRightButton().

◆ hideTracers()

void pappso::BasePlotWidget::hideTracers ( )
virtual

Hide the traces (vertical and horizontal).

Definition at line 2302 of file baseplotwidget.cpp.

2303{
2305 mp_hPosTracerItem->setVisible(false);
2306 mp_vPosTracerItem->setVisible(false);
2307
2308 mp_vStartTracerItem->setVisible(false);
2309 mp_vEndTracerItem->setVisible(false);
2310
2311 // Force a replot to make sure the action is immediately visible by the
2312 // user, even without moving the mouse.
2313 replot();
2314}
bool m_shouldTracersBeVisible
Tells if the tracers should be visible.

References m_shouldTracersBeVisible, mp_hPosTracerItem, mp_vEndTracerItem, mp_vPosTracerItem, and mp_vStartTracerItem.

Referenced by keyReleaseEvent().

◆ horizontalGetGraphCoordNewPointCountPixels()

QPointF pappso::BasePlotWidget::horizontalGetGraphCoordNewPointCountPixels ( int  pixel_count)
virtual

Definition at line 1826 of file baseplotwidget.cpp.

1827{
1828 QPointF pixel_coordinates(
1829 xAxis->coordToPixel(m_context.m_lastCursorHoveredPoint.x()) + pixel_count,
1830 yAxis->coordToPixel(m_context.m_lastCursorHoveredPoint.y()));
1831
1832 // Now convert back to local coordinates.
1833
1834 QPointF graph_coordinates(xAxis->pixelToCoord(pixel_coordinates.x()),
1835 yAxis->pixelToCoord(pixel_coordinates.y()));
1836
1837 return graph_coordinates;
1838}

References m_context, and pappso::BasePlotContext::m_lastCursorHoveredPoint.

Referenced by horizontalMoveMouseCursorCountPixels().

◆ horizontalMoveMouseCursorCountPixels()

void pappso::BasePlotWidget::horizontalMoveMouseCursorCountPixels ( int  pixel_count)
virtual

Definition at line 1810 of file baseplotwidget.cpp.

1811{
1812 QPointF graph_coord = horizontalGetGraphCoordNewPointCountPixels(pixel_count);
1813
1814 QPointF pixel_coord(xAxis->coordToPixel(graph_coord.x()),
1815 yAxis->coordToPixel(graph_coord.y()));
1816
1817 // Now we need ton convert the new coordinates to the global position system
1818 // and to move the cursor to that new position. That will create an event to
1819 // move the mouse cursor.
1820
1821 moveMouseCursorPixelCoordToGlobal(pixel_coord.toPoint());
1822}
virtual void moveMouseCursorPixelCoordToGlobal(QPointF local_coordinates)
virtual QPointF horizontalGetGraphCoordNewPointCountPixels(int pixel_count)

References horizontalGetGraphCoordNewPointCountPixels(), and moveMouseCursorPixelCoordToGlobal().

Referenced by directionKeyPressEvent().

◆ integrationRequestedSignal

void pappso::BasePlotWidget::integrationRequestedSignal ( const BasePlotContext context)
signal

◆ isClickOntoXAxis()

bool pappso::BasePlotWidget::isClickOntoXAxis ( const QPointF &  mousePoint)

Definition at line 1704 of file baseplotwidget.cpp.

1705{
1706 QCPLayoutElement *layoutElement = layoutElementAt(mousePoint);
1707
1708 if(layoutElement &&
1709 layoutElement == dynamic_cast<QCPLayoutElement *>(axisRect()))
1710 {
1711 // The graph is *inside* the axisRect that is the outermost envelope of
1712 // the graph. Thus, if we want to know if the click was indeed on an
1713 // axis, we need to check what selectable part of the the axisRect we
1714 // were
1715 // clicking:
1716 QCPAxis::SelectablePart selectablePart;
1717
1718 selectablePart = xAxis->getPartAt(mousePoint);
1719
1720 if(selectablePart == QCPAxis::spAxisLabel ||
1721 selectablePart == QCPAxis::spAxis ||
1722 selectablePart == QCPAxis::spTickLabels)
1723 return true;
1724 }
1725
1726 return false;
1727}

Referenced by mousePressHandler().

◆ isClickOntoYAxis()

bool pappso::BasePlotWidget::isClickOntoYAxis ( const QPointF &  mousePoint)

Definition at line 1731 of file baseplotwidget.cpp.

1732{
1733 QCPLayoutElement *layoutElement = layoutElementAt(mousePoint);
1734
1735 if(layoutElement &&
1736 layoutElement == dynamic_cast<QCPLayoutElement *>(axisRect()))
1737 {
1738 // The graph is *inside* the axisRect that is the outermost envelope of
1739 // the graph. Thus, if we want to know if the click was indeed on an
1740 // axis, we need to check what selectable part of the the axisRect we
1741 // were
1742 // clicking:
1743 QCPAxis::SelectablePart selectablePart;
1744
1745 selectablePart = yAxis->getPartAt(mousePoint);
1746
1747 if(selectablePart == QCPAxis::spAxisLabel ||
1748 selectablePart == QCPAxis::spAxis ||
1749 selectablePart == QCPAxis::spTickLabels)
1750 return true;
1751 }
1752
1753 return false;
1754}

Referenced by mousePressHandler().

◆ isSelectionRectangleVisible()

bool pappso::BasePlotWidget::isSelectionRectangleVisible ( )
virtual

Definition at line 3189 of file baseplotwidget.cpp.

3190{
3191 // Sanity check
3192 int check = 0;
3193
3194 check += mp_selectionRectangeLine1->visible();
3195 check += mp_selectionRectangeLine2->visible();
3196 check += mp_selectionRectangeLine3->visible();
3197 check += mp_selectionRectangeLine4->visible();
3198
3199 if(check > 0)
3200 return true;
3201
3202 return false;
3203}

References mp_selectionRectangeLine1, mp_selectionRectangeLine2, mp_selectionRectangeLine3, and mp_selectionRectangeLine4.

◆ isVerticalDisplacementAboveThreshold()

bool pappso::BasePlotWidget::isVerticalDisplacementAboveThreshold ( )
virtual

Definition at line 2530 of file baseplotwidget.cpp.

2531{
2532 // First get the height of the plot.
2533 double plotHeight = yAxis->range().upper - yAxis->range().lower;
2534
2535 double heightDiff =
2537
2538 double heightDiffRatio = (heightDiff / plotHeight) * 100;
2539
2540 if(heightDiffRatio > 10)
2541 {
2542 // qDebug() << "isVerticalDisplacementAboveThreshold: true";
2543 return true;
2544 }
2545
2546 // qDebug() << "isVerticalDisplacementAboveThreshold: false";
2547 return false;
2548}

References m_context, pappso::BasePlotContext::m_currentDragPoint, and pappso::BasePlotContext::m_startDragPoint.

Referenced by mouseMoveHandlerLeftButtonDraggingCursor(), and mouseMoveHandlerRightButtonDraggingCursor().

◆ keyPressEvent()

void pappso::BasePlotWidget::keyPressEvent ( QKeyEvent *  event)
virtual

KEYBOARD-related EVENTS.

Reimplemented in pappso::DriftSpecMassSpecColorMapPlotWidget, pappso::DriftSpecTracePlotWidget, pappso::MassSpecTracePlotWidget, pappso::TicXicChromDriftSpecColorMapPlotWidget, pappso::TicXicChromMassSpecColorMapPlotWidget, and pappso::TicXicChromTracePlotWidget.

Definition at line 619 of file baseplotwidget.cpp.

620{
621 // qDebug() << "ENTER";
622
623 // We need this because some keys modify our behaviour.
624 m_context.m_pressedKeyCode = event->key();
625 m_context.m_keyboardModifiers = QGuiApplication::queryKeyboardModifiers();
626
627 if(event->key() == Qt::Key_Left || event->key() == Qt::Key_Right ||
628 event->key() == Qt::Key_Up || event->key() == Qt::Key_Down)
629 {
630 return directionKeyPressEvent(event);
631 }
632 else if(event->key() == m_leftMousePseudoButtonKey ||
633 event->key() == m_rightMousePseudoButtonKey)
634 {
635 return mousePseudoButtonKeyPressEvent(event);
636 }
637
638 // Do not do anything here, because this function is used by derived classes
639 // that will emit the signal below. Otherwise there are going to be multiple
640 // signals sent.
641 // qDebug() << "Going to emit keyPressEventSignal(m_context);";
642 // emit keyPressEventSignal(m_context);
643}
virtual void mousePseudoButtonKeyPressEvent(QKeyEvent *event)
virtual void directionKeyPressEvent(QKeyEvent *event)

References directionKeyPressEvent(), m_context, pappso::BasePlotContext::m_keyboardModifiers, m_leftMousePseudoButtonKey, pappso::BasePlotContext::m_pressedKeyCode, m_rightMousePseudoButtonKey, and mousePseudoButtonKeyPressEvent().

Referenced by pappso::DriftSpecMassSpecColorMapPlotWidget::keyPressEvent(), pappso::DriftSpecTracePlotWidget::keyPressEvent(), pappso::MassSpecTracePlotWidget::keyPressEvent(), pappso::TicXicChromDriftSpecColorMapPlotWidget::keyPressEvent(), pappso::TicXicChromMassSpecColorMapPlotWidget::keyPressEvent(), and pappso::TicXicChromTracePlotWidget::keyPressEvent().

◆ keyPressEventSignal

void pappso::BasePlotWidget::keyPressEventSignal ( const BasePlotContext context)
signal

◆ keyReleaseEvent()

void pappso::BasePlotWidget::keyReleaseEvent ( QKeyEvent *  event)
virtual

Handle specific key codes and trigger respective actions.

Reimplemented in pappso::DriftSpecMassSpecColorMapPlotWidget, pappso::DriftSpecTracePlotWidget, pappso::MassSpecTracePlotWidget, pappso::TicXicChromDriftSpecColorMapPlotWidget, pappso::TicXicChromMassSpecColorMapPlotWidget, and pappso::TicXicChromTracePlotWidget.

Definition at line 648 of file baseplotwidget.cpp.

649{
650 m_context.m_releasedKeyCode = event->key();
651
652 // The keyboard key is being released, set the key code to 0.
654
655 m_context.m_keyboardModifiers = QGuiApplication::queryKeyboardModifiers();
656
657 // Now test if the key that was released is one of the housekeeping keys.
658 if(event->key() == Qt::Key_Backspace)
659 {
660 // qDebug();
661
662 // The user wants to iterate back in the x/y axis range history.
664
665 event->accept();
666 }
667 else if(event->key() == Qt::Key_Space)
668 {
669 return spaceKeyReleaseEvent(event);
670 }
671 else if(event->key() == Qt::Key_Delete)
672 {
673 // The user wants to delete a graph. What graph is to be determined
674 // programmatically:
675
676 // If there is a single graph, then that is the graph to be removed.
677 // If there are more than one graph, then only the ones that are selected
678 // are to be removed.
679
680 // Note that the user of this widget might want to provide the user with
681 // the ability to specify if all the children graph needs to be removed
682 // also. This can be coded in key modifiers. So provide the context.
683
684 int graph_count = plottableCount();
685
686 if(!graph_count)
687 {
688 // qDebug() << "Not a single graph in the plot widget. Doing
689 // nothing.";
690
691 event->accept();
692 return;
693 }
694
695 if(graph_count == 1)
696 {
697 // qDebug() << "A single graph is in the plot widget. Emitting a graph
698 // " "destruction requested signal for it:"
699 //<< graph();
700
702 }
703 else
704 {
705 // At this point we know there are more than one graph in the plot
706 // widget. We need to get the selected one (if any).
707 QList<QCPGraph *> selected_graph_list;
708
709 selected_graph_list = selectedGraphs();
710
711 if(!selected_graph_list.size())
712 {
713 event->accept();
714 return;
715 }
716
717 // qDebug() << "Number of selected graphs to be destrobyed:"
718 //<< selected_graph_list.size();
719
720 for(int iter = 0; iter < selected_graph_list.size(); ++iter)
721 {
722 // qDebug()
723 //<< "Emitting a graph destruction requested signal for graph:"
724 //<< selected_graph_list.at(iter);
725
727 this, selected_graph_list.at(iter), m_context);
728
729 // We do not do this, because we want the slot called by the
730 // signal above to handle that removal. Remember that it is not
731 // possible to delete graphs manually.
732 //
733 // removeGraph(selected_graph_list.at(iter));
734 }
735 event->accept();
736 }
737 }
738 // End of
739 // else if(event->key() == Qt::Key_Delete)
740 else if(event->key() == Qt::Key_T)
741 {
742 // The user wants to toggle the visibiity of the tracers.
744
746 hideTracers();
747 else
748 showTracers();
749
750 event->accept();
751 }
752 else if(event->key() == Qt::Key_Left || event->key() == Qt::Key_Right ||
753 event->key() == Qt::Key_Up || event->key() == Qt::Key_Down)
754 {
755 return directionKeyReleaseEvent(event);
756 }
757 else if(event->key() == m_leftMousePseudoButtonKey ||
758 event->key() == m_rightMousePseudoButtonKey)
759 {
761 }
762 else if(event->key() == Qt::Key_S)
763 {
764 // The user has asked to measure the horizontal size of the rectangle and
765 // to start making a skewed selection rectangle.
766
769
770 // qDebug() << "Set m_context.selectRectangleWidth to"
771 //<< m_context.m_selectRectangleWidth << "upon release of S key";
772 }
773 // At this point emit the signal, since we did not treat it. Maybe the
774 // consumer widget wants to know that the keyboard key was released.
775
777}
virtual void directionKeyReleaseEvent(QKeyEvent *event)
void plottableDestructionRequestedSignal(BasePlotWidget *base_plot_widget_p, QCPAbstractPlottable *plottable_p, const BasePlotContext &context)
virtual void spaceKeyReleaseEvent(QKeyEvent *event)
virtual void showTracers()
Show the traces (vertical and horizontal).
void keyReleaseEventSignal(const BasePlotContext &context)
virtual void restorePreviousAxesRangeHistory()
Go up one history element in the axis history.
virtual void hideTracers()
Hide the traces (vertical and horizontal).
virtual void mousePseudoButtonKeyReleaseEvent(QKeyEvent *event)

References directionKeyReleaseEvent(), hideTracers(), keyReleaseEventSignal(), m_context, pappso::BasePlotContext::m_currentDragPoint, pappso::BasePlotContext::m_keyboardModifiers, m_leftMousePseudoButtonKey, pappso::BasePlotContext::m_pressedKeyCode, pappso::BasePlotContext::m_releasedKeyCode, m_rightMousePseudoButtonKey, pappso::BasePlotContext::m_selectRectangleWidth, m_shouldTracersBeVisible, pappso::BasePlotContext::m_startDragPoint, mousePseudoButtonKeyReleaseEvent(), plottableDestructionRequestedSignal(), restorePreviousAxesRangeHistory(), showTracers(), and spaceKeyReleaseEvent().

Referenced by pappso::DriftSpecMassSpecColorMapPlotWidget::keyReleaseEvent(), pappso::DriftSpecTracePlotWidget::keyReleaseEvent(), pappso::MassSpecTracePlotWidget::keyReleaseEvent(), pappso::TicXicChromDriftSpecColorMapPlotWidget::keyReleaseEvent(), pappso::TicXicChromMassSpecColorMapPlotWidget::keyReleaseEvent(), and pappso::TicXicChromTracePlotWidget::keyReleaseEvent().

◆ keyReleaseEventSignal

void pappso::BasePlotWidget::keyReleaseEventSignal ( const BasePlotContext context)
signal

Referenced by keyReleaseEvent().

◆ lastCursorHoveredPointSignal

void pappso::BasePlotWidget::lastCursorHoveredPointSignal ( const QPointF &  pointf)
signal

◆ layerableLayerIndex()

int pappso::BasePlotWidget::layerableLayerIndex ( QCPLayerable *  layerable_p) const
protectedvirtual

Definition at line 203 of file baseplotwidget.cpp.

204{
205 if(layerable_p == nullptr)
206 qFatal("Programming error.");
207
208 QCPLayer *layer_p = layerable_p->layer();
209
210 for(int iter = 0; iter < layerCount(); ++iter)
211 {
212 if(layer(iter) == layer_p)
213 return iter;
214 }
215
216 return -1;
217}

◆ layerableLayerName()

QString pappso::BasePlotWidget::layerableLayerName ( QCPLayerable *  layerable_p) const
protectedvirtual

Definition at line 191 of file baseplotwidget.cpp.

192{
193 if(layerable_p == nullptr)
194 qFatal("Programming error.");
195
196 QCPLayer *layer_p = layerable_p->layer();
197
198 return layer_p->name();
199}

◆ mouseMoveHandler()

void pappso::BasePlotWidget::mouseMoveHandler ( QMouseEvent *  event)
virtual

KEYBOARD-related EVENTS.

MOUSE-related EVENTS

Reimplemented in pappso::DriftSpecMassSpecColorMapPlotWidget, pappso::DriftSpecTracePlotWidget, pappso::MassSpecTracePlotWidget, pappso::TicXicChromDriftSpecColorMapPlotWidget, pappso::TicXicChromMassSpecColorMapPlotWidget, and pappso::TicXicChromTracePlotWidget.

Definition at line 914 of file baseplotwidget.cpp.

915{
916
917 // If we have no focus, then get it. See setFocus() to understand why asking
918 // for focus is cosly and thus why we want to make this decision first.
919 if(!hasFocus())
920 setFocus();
921
922 qDebug() << (graph() != nullptr);
923 // if(graph(0) != nullptr)
924 // { // check if the widget contains some graphs
925
926 // The event->button() must be by Qt instructions considered to be 0.
927
928 // Whatever happens, we want to store the plot coordinates of the current
929 // mouse cursor position (will be useful later for countless needs).
930
931 QPointF mousePoint = event->localPos();
932 qDebug();
933 qDebug() << "local mousePoint position in pixels:" << mousePoint;
934
935 m_context.m_lastCursorHoveredPoint.setX(xAxis->pixelToCoord(mousePoint.x()));
936 qDebug();
937 m_context.m_lastCursorHoveredPoint.setY(yAxis->pixelToCoord(mousePoint.y()));
938 qDebug();
939
940 // qDebug() << "lastCursorHoveredPoint coord:"
941 //<< m_context.lastCursorHoveredPoint;
942
943 // Now, depending on the button(s) (if any) that are pressed or not, we
944 // have a different processing.
945
946 qDebug();
947 if(m_context.m_pressedMouseButtons & Qt::LeftButton ||
948 m_context.m_pressedMouseButtons & Qt::RightButton)
950 else
952 // }
953 qDebug();
954 event->accept();
955}
virtual void mouseMoveHandlerDraggingCursor()
virtual void mouseMoveHandlerNotDraggingCursor()
virtual void setFocus()
PLOT ITEMS : TRACER TEXT ITEMS...

References m_context, pappso::BasePlotContext::m_lastCursorHoveredPoint, pappso::BasePlotContext::m_pressedMouseButtons, mouseMoveHandlerDraggingCursor(), mouseMoveHandlerNotDraggingCursor(), and setFocus().

Referenced by pappso::DriftSpecMassSpecColorMapPlotWidget::mouseMoveHandler(), pappso::DriftSpecTracePlotWidget::mouseMoveHandler(), pappso::MassSpecTracePlotWidget::mouseMoveHandler(), pappso::TicXicChromDriftSpecColorMapPlotWidget::mouseMoveHandler(), pappso::TicXicChromMassSpecColorMapPlotWidget::mouseMoveHandler(), pappso::TicXicChromTracePlotWidget::mouseMoveHandler(), and setupWidget().

◆ mouseMoveHandlerDraggingCursor()

void pappso::BasePlotWidget::mouseMoveHandlerDraggingCursor ( )
virtual

Reimplemented in pappso::DriftSpecMassSpecColorMapPlotWidget, pappso::DriftSpecTracePlotWidget, pappso::MassSpecTracePlotWidget, pappso::TicXicChromDriftSpecColorMapPlotWidget, pappso::TicXicChromMassSpecColorMapPlotWidget, and pappso::TicXicChromTracePlotWidget.

Definition at line 1023 of file baseplotwidget.cpp.

1024{
1025 qDebug();
1027
1028 // Now store the mouse position data into the the current drag point
1029 // member datum, that will be used in countless occasions later.
1031 m_context.m_keyboardModifiers = QGuiApplication::queryKeyboardModifiers();
1032
1033 // When we drag (either keyboard or mouse), we hide the position markers
1034 // (black) and we show the start and end vertical markers for the region.
1035 // Then, we draw the horizontal region range marker that delimits
1036 // horizontally the dragged-over region.
1037
1038 if(mp_hPosTracerItem != nullptr)
1039 mp_hPosTracerItem->setVisible(false);
1040 if(mp_vPosTracerItem != nullptr)
1041 mp_vPosTracerItem->setVisible(false);
1042
1043 // Only bother with the tracers if the user wants them to be visible.
1045 {
1046
1047 // The vertical end tracer position must be refreshed.
1048 mp_vEndTracerItem->start->setCoords(m_context.m_currentDragPoint.x(),
1049 yAxis->range().upper);
1050
1052 yAxis->range().lower);
1053
1054 mp_vEndTracerItem->setVisible(true);
1055 }
1056
1057 // Whatever the button, when we are dealing with the axes, we do not
1058 // want to show any of the tracers.
1059
1061 {
1062 qDebug();
1063 if(mp_hPosTracerItem != nullptr)
1064 mp_hPosTracerItem->setVisible(false);
1065 if(mp_vPosTracerItem != nullptr)
1066 mp_vPosTracerItem->setVisible(false);
1067
1068 if(mp_vStartTracerItem != nullptr)
1069 mp_vStartTracerItem->setVisible(false);
1070 if(mp_vEndTracerItem != nullptr)
1071 mp_vEndTracerItem->setVisible(false);
1072 }
1073 else
1074 {
1075 qDebug();
1076 // Since we are not dragging the mouse cursor over the axes, make sure
1077 // we store the drag directions in the context, as this might be
1078 // useful for later operations.
1079
1081
1082 // qDebug() << m_context.toString();
1083 }
1084
1085 // Because when we drag the mouse button (whatever the button) we need to
1086 // know what is the drag delta (distance between start point and current
1087 // point of the drag operation) on both axes, ask that these x|y deltas be
1088 // computed.
1089 qDebug();
1091
1092 // Now deal with the BUTTON-SPECIFIC CODE.
1093
1094 if(m_context.m_mouseButtonsAtMousePress & Qt::LeftButton)
1095 {
1096 qDebug();
1098 }
1099 else if(m_context.m_mouseButtonsAtMousePress & Qt::RightButton)
1100 {
1101 qDebug();
1103 }
1104
1105 qDebug();
1106}
Qt::MouseButtons m_mouseButtonsAtMousePress
DragDirections recordDragDirections()
virtual void mouseMoveHandlerLeftButtonDraggingCursor()
virtual void calculateDragDeltas()
virtual void mouseMoveHandlerRightButtonDraggingCursor()

References calculateDragDeltas(), m_context, pappso::BasePlotContext::m_currentDragPoint, pappso::BasePlotContext::m_isMouseDragging, pappso::BasePlotContext::m_keyboardModifiers, pappso::BasePlotContext::m_lastCursorHoveredPoint, pappso::BasePlotContext::m_mouseButtonsAtMousePress, m_shouldTracersBeVisible, pappso::BasePlotContext::m_wasClickOnXAxis, pappso::BasePlotContext::m_wasClickOnYAxis, mouseMoveHandlerLeftButtonDraggingCursor(), mouseMoveHandlerRightButtonDraggingCursor(), mp_hPosTracerItem, mp_vEndTracerItem, mp_vPosTracerItem, mp_vStartTracerItem, and pappso::BasePlotContext::recordDragDirections().

Referenced by mouseMoveHandler(), pappso::DriftSpecMassSpecColorMapPlotWidget::mouseMoveHandlerDraggingCursor(), pappso::DriftSpecTracePlotWidget::mouseMoveHandlerDraggingCursor(), pappso::MassSpecTracePlotWidget::mouseMoveHandlerDraggingCursor(), pappso::TicXicChromDriftSpecColorMapPlotWidget::mouseMoveHandlerDraggingCursor(), pappso::TicXicChromMassSpecColorMapPlotWidget::mouseMoveHandlerDraggingCursor(), and pappso::TicXicChromTracePlotWidget::mouseMoveHandlerDraggingCursor().

◆ mouseMoveHandlerLeftButtonDraggingCursor()

void pappso::BasePlotWidget::mouseMoveHandlerLeftButtonDraggingCursor ( )
virtual

Definition at line 1110 of file baseplotwidget.cpp.

1111{
1112 qDebug() << "the left button is dragging.";
1113
1114 // Set the context.m_isMeasuringDistance to false, which later might be set to
1115 // true if effectively we are measuring a distance. This is required because
1116 // the derived widget classes might want to know if they have to perform
1117 // some action on the basis that context is measuring a distance, for
1118 // example the mass spectrum-specific widget might want to compute
1119 // deconvolutions.
1120
1122
1123 // Let's first check if the mouse drag operation originated on either
1124 // axis. In that case, the user is performing axis reframing or rescaling.
1125
1127 {
1128 qDebug() << "Click was on one of the axes.";
1129
1130 if(m_context.m_keyboardModifiers & Qt::ControlModifier)
1131 {
1132 // The user is asking a rescale of the plot.
1133
1134 // We know that we do not want the tracers when we perform axis
1135 // rescaling operations.
1136
1137 if(mp_hPosTracerItem != nullptr)
1138 mp_hPosTracerItem->setVisible(false);
1139 if(mp_vPosTracerItem != nullptr)
1140 mp_vPosTracerItem->setVisible(false);
1141
1142 if(mp_vStartTracerItem != nullptr)
1143 mp_vStartTracerItem->setVisible(false);
1144 if(mp_vEndTracerItem != nullptr)
1145 mp_vEndTracerItem->setVisible(false);
1146
1147 // This operation is particularly intensive, thus we want to
1148 // reduce the number of calculations by skipping this calculation
1149 // a number of times. The user can ask for this feature by
1150 // clicking the 'Q' letter.
1151
1152 if(m_context.m_pressedKeyCode == Qt::Key_Q)
1153 {
1155 {
1157 return;
1158 }
1159 else
1160 {
1162 }
1163 }
1164
1165 qDebug() << "Asking that the axes be rescaled.";
1166
1167 axisRescale();
1168 }
1169 else
1170 {
1171 // The user was simply dragging the axis. Just pan, that is slide
1172 // the plot in the same direction as the mouse movement and with the
1173 // same amplitude.
1174
1175 qDebug() << "Asking that the axes be panned.";
1176
1177 axisPan();
1178 }
1179
1180 return;
1181 }
1182
1183 // At this point we understand that the user was not performing any
1184 // panning/rescaling operation by clicking on any one of the axes.. Go on
1185 // with other possibilities.
1186
1187 // Let's check if the user is actually drawing a rectangle (covering a
1188 // real area) or is drawing a line.
1189
1190 // qDebug() << "The mouse dragging did not originate on an axis.";
1191
1193 {
1194 qDebug() << "Apparently the selection is a real rectangle.";
1195
1196 // When we draw a rectangle the tracers are of no use.
1197
1198 if(mp_hPosTracerItem != nullptr)
1199 mp_hPosTracerItem->setVisible(false);
1200 if(mp_vPosTracerItem != nullptr)
1201 mp_vPosTracerItem->setVisible(false);
1202
1203 if(mp_vStartTracerItem != nullptr)
1204 mp_vStartTracerItem->setVisible(false);
1205 if(mp_vEndTracerItem != nullptr)
1206 mp_vEndTracerItem->setVisible(false);
1207
1208 // Draw the rectangle, false, not as line segment and
1209 // false, not for integration
1211
1212 // Draw the selection width/height text
1215
1216 // qDebug() << "The selection polygon:"
1217 //<< m_context.m_selectionPolygon.toString();
1218 }
1219 else
1220 {
1221 qDebug() << "Apparently we are measuring a delta.";
1222
1223 // Draw the rectangle, true, as line segment and
1224 // false, not for integration
1226
1227 // qDebug() << "The selection polygon:"
1228 //<< m_context.m_selectionPolygon.toString();
1229
1230 // The pure position tracers should be hidden.
1231 if(mp_hPosTracerItem != nullptr)
1232 mp_hPosTracerItem->setVisible(true);
1233 if(mp_vPosTracerItem != nullptr)
1234 mp_vPosTracerItem->setVisible(true);
1235
1236 // Then, make sure the region range vertical tracers are visible.
1237 if(mp_vStartTracerItem != nullptr)
1238 mp_vStartTracerItem->setVisible(true);
1239 if(mp_vEndTracerItem != nullptr)
1240 mp_vEndTracerItem->setVisible(true);
1241
1242 // Draw the selection width text
1244 }
1245 qDebug();
1246}
int m_mouseMoveHandlerSkipAmount
How many mouse move events must be skipped *‍/.
virtual void drawSelectionRectangleAndPrepareZoom(bool as_line_segment=false, bool for_integration=false)
int m_mouseMoveHandlerSkipCount
Counter to handle the "fat data" mouse move event handling.
virtual void drawYDeltaFeatures()
virtual bool isVerticalDisplacementAboveThreshold()
virtual void drawXDeltaFeatures()
virtual void axisRescale()
RANGE-related functions.

References axisPan(), axisRescale(), drawSelectionRectangleAndPrepareZoom(), drawXDeltaFeatures(), drawYDeltaFeatures(), isVerticalDisplacementAboveThreshold(), m_context, pappso::BasePlotContext::m_isMeasuringDistance, pappso::BasePlotContext::m_keyboardModifiers, m_mouseMoveHandlerSkipAmount, m_mouseMoveHandlerSkipCount, pappso::BasePlotContext::m_pressedKeyCode, pappso::BasePlotContext::m_wasClickOnXAxis, pappso::BasePlotContext::m_wasClickOnYAxis, mp_hPosTracerItem, mp_vEndTracerItem, mp_vPosTracerItem, and mp_vStartTracerItem.

Referenced by mouseMoveHandlerDraggingCursor().

◆ mouseMoveHandlerNotDraggingCursor()

void pappso::BasePlotWidget::mouseMoveHandlerNotDraggingCursor ( )
virtual

Reimplemented in pappso::DriftSpecMassSpecColorMapPlotWidget, pappso::DriftSpecTracePlotWidget, pappso::MassSpecTracePlotWidget, pappso::TicXicChromDriftSpecColorMapPlotWidget, pappso::TicXicChromMassSpecColorMapPlotWidget, and pappso::TicXicChromTracePlotWidget.

Definition at line 959 of file baseplotwidget.cpp.

960{
961
962 qDebug();
964
965 qDebug();
966 // We are not dragging the mouse (no button pressed), simply let this
967 // widget's consumer know the position of the cursor and update the markers.
968 // The consumer of this widget will update mouse cursor position at
969 // m_context.m_lastCursorHoveredPoint if so needed.
970
972
973 qDebug();
974
975 // We are not dragging, so we do not show the region end tracer we only
976 // show the anchoring start trace that might be of use if the user starts
977 // using the arrow keys to move the cursor.
978 if(mp_vEndTracerItem != nullptr)
979 mp_vEndTracerItem->setVisible(false);
980
981 qDebug();
982 // Only bother with the tracers if the user wants them to be visible.
983 // Their crossing point must be exactly at the last cursor-hovered point.
984
986 {
987 // We are not dragging, so only show the position markers (v and h);
988
989 qDebug();
990 if(mp_hPosTracerItem != nullptr)
991 {
992 // Horizontal position tracer.
993 mp_hPosTracerItem->setVisible(true);
994 mp_hPosTracerItem->start->setCoords(
995 xAxis->range().lower, m_context.m_lastCursorHoveredPoint.y());
996 mp_hPosTracerItem->end->setCoords(
997 xAxis->range().upper, m_context.m_lastCursorHoveredPoint.y());
998 }
999
1000 qDebug();
1001 // Vertical position tracer.
1002 if(mp_vPosTracerItem != nullptr)
1003 {
1004 mp_vPosTracerItem->setVisible(true);
1005
1006 mp_vPosTracerItem->setVisible(true);
1007 mp_vPosTracerItem->start->setCoords(
1008 m_context.m_lastCursorHoveredPoint.x(), yAxis->range().upper);
1009 mp_vPosTracerItem->end->setCoords(
1010 m_context.m_lastCursorHoveredPoint.x(), yAxis->range().lower);
1011 }
1012
1013 qDebug();
1014 replot();
1015 }
1016
1017
1018 return;
1019}
void lastCursorHoveredPointSignal(const QPointF &pointf)

References lastCursorHoveredPointSignal(), m_context, pappso::BasePlotContext::m_isMouseDragging, pappso::BasePlotContext::m_lastCursorHoveredPoint, m_shouldTracersBeVisible, mp_hPosTracerItem, mp_vEndTracerItem, and mp_vPosTracerItem.

Referenced by mouseMoveHandler(), pappso::DriftSpecMassSpecColorMapPlotWidget::mouseMoveHandlerNotDraggingCursor(), pappso::DriftSpecTracePlotWidget::mouseMoveHandlerNotDraggingCursor(), pappso::MassSpecTracePlotWidget::mouseMoveHandlerNotDraggingCursor(), pappso::TicXicChromDriftSpecColorMapPlotWidget::mouseMoveHandlerNotDraggingCursor(), pappso::TicXicChromMassSpecColorMapPlotWidget::mouseMoveHandlerNotDraggingCursor(), and pappso::TicXicChromTracePlotWidget::mouseMoveHandlerNotDraggingCursor().

◆ mouseMoveHandlerRightButtonDraggingCursor()

void pappso::BasePlotWidget::mouseMoveHandlerRightButtonDraggingCursor ( )
virtual

Definition at line 1250 of file baseplotwidget.cpp.

1251{
1252 qDebug() << "the right button is dragging.";
1253
1254 // Set the context.m_isMeasuringDistance to false, which later might be set to
1255 // true if effectively we are measuring a distance. This is required because
1256 // the derived widgets might want to know if they have to perform some
1257 // action on the basis that context is measuring a distance, for example the
1258 // mass spectrum-specific widget might want to compute deconvolutions.
1259
1261
1263 {
1264 // qDebug() << "Apparently the selection is a real rectangle.";
1265
1266 // When we draw a rectangle the tracers are of no use.
1267
1268 if(mp_hPosTracerItem != nullptr)
1269 mp_hPosTracerItem->setVisible(false);
1270 if(mp_vPosTracerItem != nullptr)
1271 mp_vPosTracerItem->setVisible(false);
1272
1273 if(mp_vStartTracerItem != nullptr)
1274 mp_vStartTracerItem->setVisible(false);
1275 if(mp_vEndTracerItem != nullptr)
1276 mp_vEndTracerItem->setVisible(false);
1277
1278 // Draw the rectangle, false for as_line_segment and true, for
1279 // integration.
1281
1282 // Draw the selection width/height text
1285 }
1286 else
1287 {
1288 // qDebug() << "Apparently the selection is a not a rectangle.";
1289
1290 // Draw the rectangle, true, as line segment and
1291 // false, true for integration
1293
1294 // Draw the selection width text
1296 }
1297
1298 // Draw the selection width text
1300}

References drawSelectionRectangleAndPrepareZoom(), drawXDeltaFeatures(), drawYDeltaFeatures(), isVerticalDisplacementAboveThreshold(), m_context, pappso::BasePlotContext::m_isMeasuringDistance, mp_hPosTracerItem, mp_vEndTracerItem, mp_vPosTracerItem, and mp_vStartTracerItem.

Referenced by mouseMoveHandlerDraggingCursor().

◆ mousePressHandler()

void pappso::BasePlotWidget::mousePressHandler ( QMouseEvent *  event)
virtual

KEYBOARD-related EVENTS.

MOUSE-related EVENTS

Reimplemented in pappso::DriftSpecMassSpecColorMapPlotWidget, pappso::DriftSpecTracePlotWidget, pappso::MassSpecTracePlotWidget, pappso::TicXicChromDriftSpecColorMapPlotWidget, pappso::TicXicChromMassSpecColorMapPlotWidget, and pappso::TicXicChromTracePlotWidget.

Definition at line 1304 of file baseplotwidget.cpp.

1305{
1306 // When the user clicks this widget it has to take focus.
1307 setFocus();
1308
1309 QPointF mousePoint = event->localPos();
1310
1311 m_context.m_lastPressedMouseButton = event->button();
1312 m_context.m_mouseButtonsAtMousePress = event->buttons();
1313
1314 // The pressedMouseButtons must continually inform on the status of
1315 // pressed buttons so add the pressed button.
1316 m_context.m_pressedMouseButtons |= event->button();
1317
1318 qDebug().noquote() << m_context.toString();
1319
1320 // In all the processing of the events, we need to know if the user is
1321 // clicking somewhere with the intent to change the plot ranges (reframing
1322 // or rescaling the plot).
1323 //
1324 // Reframing the plot means that the new x and y axes ranges are modified
1325 // so that they match the region that the user has encompassed by left
1326 // clicking the mouse and dragging it over the plot. That is we reframe
1327 // the plot so that it contains only the "selected" region.
1328 //
1329 // Rescaling the plot means the the new x|y axis range is modified such
1330 // that the lower axis range is constant and the upper axis range is moved
1331 // either left or right by the same amont as the x|y delta encompassed by
1332 // the user moving the mouse. The axis is thus either compressed (mouse
1333 // movement is leftwards) or un-compressed (mouse movement is rightwards).
1334
1335 // There are two ways to perform axis range modifications:
1336 //
1337 // 1. By clicking on any of the axes
1338 // 2. By clicking on the plot region but using keyboard key modifiers,
1339 // like Alt and Ctrl.
1340 //
1341 // We need to know both cases separately which is why we need to perform a
1342 // number of tests below.
1343
1344 // Let's check if the click is on the axes, either X or Y, because that
1345 // will allow us to take proper actions.
1346
1347 if(isClickOntoXAxis(mousePoint))
1348 {
1349 // The X axis was clicked upon, we need to document that:
1350 // qDebug() << __FILE__ << __LINE__
1351 //<< "Layout element is axisRect and actually on an X axis part.";
1352
1354
1355 // int currentInteractions = interactions();
1356 // currentInteractions |= QCP::iRangeDrag;
1357 // setInteractions((QCP::Interaction)currentInteractions);
1358 // axisRect()->setRangeDrag(xAxis->orientation());
1359 }
1360 else
1362
1363 if(isClickOntoYAxis(mousePoint))
1364 {
1365 // The Y axis was clicked upon, we need to document that:
1366 // qDebug() << __FILE__ << __LINE__
1367 //<< "Layout element is axisRect and actually on an Y axis part.";
1368
1370
1371 // int currentInteractions = interactions();
1372 // currentInteractions |= QCP::iRangeDrag;
1373 // setInteractions((QCP::Interaction)currentInteractions);
1374 // axisRect()->setRangeDrag(yAxis->orientation());
1375 }
1376 else
1378
1379 // At this point, let's see if we need to remove the QCP::iRangeDrag bit:
1380
1382 {
1383 // qDebug() << __FILE__ << __LINE__
1384 // << "Click outside of axes.";
1385
1386 // int currentInteractions = interactions();
1387 // currentInteractions = currentInteractions & ~QCP::iRangeDrag;
1388 // setInteractions((QCP::Interaction)currentInteractions);
1389 }
1390
1391 m_context.m_startDragPoint.setX(xAxis->pixelToCoord(mousePoint.x()));
1392 m_context.m_startDragPoint.setY(yAxis->pixelToCoord(mousePoint.y()));
1393
1394 // Now install the vertical start tracer at the last cursor hovered
1395 // position.
1396 if((m_shouldTracersBeVisible) && (mp_vStartTracerItem != nullptr))
1397 mp_vStartTracerItem->setVisible(true);
1398
1399 if(mp_vStartTracerItem != nullptr)
1400 {
1401 mp_vStartTracerItem->start->setCoords(
1402 m_context.m_lastCursorHoveredPoint.x(), yAxis->range().upper);
1403 mp_vStartTracerItem->end->setCoords(
1404 m_context.m_lastCursorHoveredPoint.x(), yAxis->range().lower);
1405 }
1406
1407 replot();
1408}
Qt::MouseButtons m_lastPressedMouseButton
bool isClickOntoYAxis(const QPointF &mousePoint)
bool isClickOntoXAxis(const QPointF &mousePoint)

References isClickOntoXAxis(), isClickOntoYAxis(), m_context, pappso::BasePlotContext::m_lastCursorHoveredPoint, pappso::BasePlotContext::m_lastPressedMouseButton, pappso::BasePlotContext::m_mouseButtonsAtMousePress, pappso::BasePlotContext::m_pressedMouseButtons, m_shouldTracersBeVisible, pappso::BasePlotContext::m_startDragPoint, pappso::BasePlotContext::m_wasClickOnXAxis, pappso::BasePlotContext::m_wasClickOnYAxis, mp_vStartTracerItem, setFocus(), and pappso::BasePlotContext::toString().

Referenced by pappso::DriftSpecMassSpecColorMapPlotWidget::mousePressHandler(), pappso::DriftSpecTracePlotWidget::mousePressHandler(), pappso::MassSpecTracePlotWidget::mousePressHandler(), pappso::TicXicChromDriftSpecColorMapPlotWidget::mousePressHandler(), pappso::TicXicChromMassSpecColorMapPlotWidget::mousePressHandler(), pappso::TicXicChromTracePlotWidget::mousePressHandler(), mousePseudoButtonKeyReleaseEvent(), and setupWidget().

◆ mousePseudoButtonKeyPressEvent()

void pappso::BasePlotWidget::mousePseudoButtonKeyPressEvent ( QKeyEvent *  event)
virtual

Definition at line 839 of file baseplotwidget.cpp.

841{
842 // qDebug();
843}

Referenced by keyPressEvent().

◆ mousePseudoButtonKeyReleaseEvent()

void pappso::BasePlotWidget::mousePseudoButtonKeyReleaseEvent ( QKeyEvent *  event)
virtual

Definition at line 847 of file baseplotwidget.cpp.

848{
849
850 QPointF pixel_coordinates(
851 xAxis->coordToPixel(m_context.m_lastCursorHoveredPoint.x()),
852 yAxis->coordToPixel(m_context.m_lastCursorHoveredPoint.y()));
853
854 Qt::MouseButton button = Qt::NoButton;
855 QEvent::Type q_event_type = QEvent::MouseButtonPress;
856
857 if(event->key() == m_leftMousePseudoButtonKey)
858 {
859 // Toggles the left mouse button on/off
860
861 button = Qt::LeftButton;
862
865
867 q_event_type = QEvent::MouseButtonPress;
868 else
869 q_event_type = QEvent::MouseButtonRelease;
870 }
871 else if(event->key() == m_rightMousePseudoButtonKey)
872 {
873 // Toggles the right mouse button.
874
875 button = Qt::RightButton;
876
879
881 q_event_type = QEvent::MouseButtonPress;
882 else
883 q_event_type = QEvent::MouseButtonRelease;
884 }
885
886 // qDebug() << "pressed/released pseudo button:" << button
887 //<< "q_event_type:" << q_event_type;
888
889 // Synthesize a QMouseEvent and use it.
890
891 QMouseEvent *mouse_event_p =
892 new QMouseEvent(q_event_type,
893 pixel_coordinates,
894 mapToGlobal(pixel_coordinates.toPoint()),
895 mapToGlobal(pixel_coordinates.toPoint()),
896 button,
897 button,
899 Qt::MouseEventSynthesizedByApplication);
900
901 if(q_event_type == QEvent::MouseButtonPress)
902 mousePressHandler(mouse_event_p);
903 else
904 mouseReleaseHandler(mouse_event_p);
905
906 // event->accept();
907}
virtual void mousePressHandler(QMouseEvent *event)
KEYBOARD-related EVENTS.
virtual void mouseReleaseHandler(QMouseEvent *event)

References m_context, pappso::BasePlotContext::m_isLeftPseudoButtonKeyPressed, pappso::BasePlotContext::m_isRightPseudoButtonKeyPressed, pappso::BasePlotContext::m_keyboardModifiers, pappso::BasePlotContext::m_lastCursorHoveredPoint, m_leftMousePseudoButtonKey, m_rightMousePseudoButtonKey, mousePressHandler(), and mouseReleaseHandler().

Referenced by keyReleaseEvent().

◆ mouseReleaseEventSignal

void pappso::BasePlotWidget::mouseReleaseEventSignal ( const BasePlotContext context)
signal

◆ mouseReleaseHandler()

void pappso::BasePlotWidget::mouseReleaseHandler ( QMouseEvent *  event)
virtual

Reimplemented in pappso::DriftSpecMassSpecColorMapPlotWidget, pappso::DriftSpecTracePlotWidget, pappso::MassSpecTracePlotWidget, pappso::TicXicChromDriftSpecColorMapPlotWidget, pappso::TicXicChromMassSpecColorMapPlotWidget, and pappso::TicXicChromTracePlotWidget.

Definition at line 1412 of file baseplotwidget.cpp.

1413{
1414 // Now the real code of this function.
1415
1416 m_context.m_lastReleasedMouseButton = event->button();
1417
1418 // The event->buttons() is the description of the buttons that are pressed at
1419 // the moment the handler is invoked, that is now. If left and right were
1420 // pressed, and left was released, event->buttons() would be right.
1421 m_context.m_mouseButtonsAtMouseRelease = event->buttons();
1422
1423 // The pressedMouseButtons must continually inform on the status of pressed
1424 // buttons so remove the released button.
1425 m_context.m_pressedMouseButtons ^= event->button();
1426
1427 // qDebug().noquote() << m_context.toString();
1428
1429 // We'll need to know if modifiers were pressed a the moment the user
1430 // released the mouse button.
1431 m_context.m_keyboardModifiers = QGuiApplication::keyboardModifiers();
1432
1434 {
1435 // Let the user know that the mouse was *not* being dragged.
1437
1438 event->accept();
1439
1440 return;
1441 }
1442
1443 // Let the user know that the mouse was being dragged.
1445
1446 // We cannot hide all items in one go because we rely on their visibility
1447 // to know what kind of dragging operation we need to perform (line-only
1448 // X-based zoom or rectangle-based X- and Y-based zoom, for example). The
1449 // only thing we know is that we can make the text invisible.
1450
1451 // Same for the x delta text item
1452 mp_xDeltaTextItem->setVisible(false);
1453 mp_yDeltaTextItem->setVisible(false);
1454
1455 // We do not show the end vertical region range marker.
1456 mp_vEndTracerItem->setVisible(false);
1457
1458 // Horizontal position tracer.
1459 mp_hPosTracerItem->setVisible(true);
1460 mp_hPosTracerItem->start->setCoords(xAxis->range().lower,
1462 mp_hPosTracerItem->end->setCoords(xAxis->range().upper,
1464
1465 // Vertical position tracer.
1466 mp_vPosTracerItem->setVisible(true);
1467
1468 mp_vPosTracerItem->setVisible(true);
1470 yAxis->range().upper);
1472 yAxis->range().lower);
1473
1474 // Force replot now because later that call might not be performed.
1475 replot();
1476
1477 // If we were using the "quantum" display for the rescale of the axes
1478 // using the Ctrl-modified left button click drag in the axes, then reset
1479 // the count to 0.
1481
1482 // Now that we have computed the useful ranges, we need to check what to do
1483 // depending on the button that was pressed.
1484
1485 if(m_context.m_lastReleasedMouseButton == Qt::LeftButton)
1486 {
1488 }
1489 else if(m_context.m_lastReleasedMouseButton == Qt::RightButton)
1490 {
1492 }
1493
1494 // By definition we are stopping the drag operation by releasing the mouse
1495 // button. Whatever that mouse button was pressed before and if there was
1496 // one pressed before. We cannot set that boolean value to false before
1497 // this place, because we call a number of routines above that need to know
1498 // that dragging was occurring. Like mouseReleaseHandledEvent(event) for
1499 // example.
1500
1502
1503 event->accept();
1504
1505 return;
1506}
Qt::MouseButtons m_mouseButtonsAtMouseRelease
Qt::MouseButtons m_lastReleasedMouseButton
virtual void mouseReleaseHandlerRightButton()
virtual void mouseReleaseHandlerLeftButton()

References m_context, pappso::BasePlotContext::m_isMouseDragging, pappso::BasePlotContext::m_keyboardModifiers, pappso::BasePlotContext::m_lastCursorHoveredPoint, pappso::BasePlotContext::m_lastReleasedMouseButton, pappso::BasePlotContext::m_mouseButtonsAtMouseRelease, m_mouseMoveHandlerSkipCount, pappso::BasePlotContext::m_pressedMouseButtons, pappso::BasePlotContext::m_wasMouseDragging, mouseReleaseHandlerLeftButton(), mouseReleaseHandlerRightButton(), mp_hPosTracerItem, mp_vEndTracerItem, mp_vPosTracerItem, mp_xDeltaTextItem, and mp_yDeltaTextItem.

Referenced by mousePseudoButtonKeyReleaseEvent(), pappso::DriftSpecMassSpecColorMapPlotWidget::mouseReleaseHandler(), pappso::DriftSpecTracePlotWidget::mouseReleaseHandler(), pappso::MassSpecTracePlotWidget::mouseReleaseHandler(), pappso::TicXicChromDriftSpecColorMapPlotWidget::mouseReleaseHandler(), pappso::TicXicChromMassSpecColorMapPlotWidget::mouseReleaseHandler(), pappso::TicXicChromTracePlotWidget::mouseReleaseHandler(), and setupWidget().

◆ mouseReleaseHandlerLeftButton()

void pappso::BasePlotWidget::mouseReleaseHandlerLeftButton ( )
virtual

Definition at line 1510 of file baseplotwidget.cpp.

1511{
1512
1514 {
1515
1516 // When the mouse move handler pans the plot, we cannot store each axes
1517 // range history element that would mean store a huge amount of such
1518 // elements, as many element as there are mouse move event handled by
1519 // the Qt event queue. But we can store an axis range history element
1520 // for the last situation of the mouse move: when the button is
1521 // released:
1522
1524
1526
1527 replot();
1528
1529 // Nothing else to do.
1530 return;
1531 }
1532
1533 // There are two possibilities:
1534 //
1535 // 1. The full selection polygon (four lines) were currently drawn, which
1536 // means the user was willing to perform a zoom operation
1537 //
1538 // 2. Only the first top line was drawn, which means the user was dragging
1539 // the cursor horizontally. That might have two ends, as shown below.
1540
1541 // So, first check what is drawn of the selection polygon.
1542
1543 PolygonType current_selection_polygon_type =
1545
1546 // Now that we know what was currently drawn of the selection polygon, we can
1547 // remove it. true to reset the values to 0.
1549
1550 // Force replot now because later that call might not be performed.
1551 replot();
1552
1553 if(current_selection_polygon_type == PolygonType::FULL_POLYGON)
1554 {
1555 // qDebug() << "Yes, the full polygon was visible";
1556
1557 // If we were dragging with the left button pressed and could draw a
1558 // rectangle, then we were preparing a zoom operation. Let's bring that
1559 // operation to its accomplishment.
1560
1561 axisZoom();
1562
1563 // qDebug() << "The selection polygon:"
1564 //<< m_context.m_selectionPolygon.toString();
1565
1566 return;
1567 }
1568 else if(current_selection_polygon_type == PolygonType::TOP_LINE)
1569 {
1570 // qDebug() << "No, only the top line of the full polygon was visible";
1571
1572 // The user was dragging the left mouse cursor and that may mean they were
1573 // measuring a distance or willing to perform a special zoom operation if
1574 // the Ctrl key was down.
1575
1576 // If the user started by clicking in the plot region, dragged the mouse
1577 // cursor with the left button and pressed the Ctrl modifier, then that
1578 // means that they wanted to do a rescale over the x-axis in the form of a
1579 // reframing.
1580
1581 if(m_context.m_keyboardModifiers & Qt::ControlModifier)
1582 {
1583 return axisReframe();
1584
1585 // qDebug() << "The selection polygon:"
1586 //<< m_context.m_selectionPolygon.toString();
1587 }
1588 }
1589 // else
1590 // qDebug() << "Another possibility.";
1591}
virtual PolygonType whatIsVisibleOfTheSelectionRectangle()

References axisReframe(), axisZoom(), pappso::FULL_POLYGON, hideSelectionRectangle(), m_context, pappso::BasePlotContext::m_keyboardModifiers, pappso::BasePlotContext::m_wasClickOnXAxis, pappso::BasePlotContext::m_wasClickOnYAxis, plotRangesChangedSignal(), pappso::TOP_LINE, updateAxesRangeHistory(), and whatIsVisibleOfTheSelectionRectangle().

Referenced by mouseReleaseHandler().

◆ mouseReleaseHandlerRightButton()

void pappso::BasePlotWidget::mouseReleaseHandlerRightButton ( )
virtual

Definition at line 1595 of file baseplotwidget.cpp.

1596{
1597 qDebug();
1598 // The right button is used for the integrations. Not for axis range
1599 // operations. So all we have to do is remove the various graphics items and
1600 // send a signal with the context that contains all the data required by the
1601 // user to perform the integrations over the right plot regions.
1602
1603 // Whatever we were doing we need to make the selection line invisible:
1604
1605 if(mp_xDeltaTextItem->visible())
1606 mp_xDeltaTextItem->setVisible(false);
1607 if(mp_yDeltaTextItem->visible())
1608 mp_yDeltaTextItem->setVisible(false);
1609
1610 // Also make the vertical end tracer invisible.
1611 mp_vEndTracerItem->setVisible(false);
1612
1613 // Once the integration is asked for, then the selection rectangle if of no
1614 // more use.
1616
1617 // Force replot now because later that call might not be performed.
1618 replot();
1619
1620 // Note that we only request an integration if the x-axis delta is enough.
1621
1622 double x_delta_pixel =
1623 fabs(xAxis->coordToPixel(m_context.m_currentDragPoint.x()) -
1624 xAxis->coordToPixel(m_context.m_startDragPoint.x()));
1625
1626 if(x_delta_pixel > 3)
1628 // else
1629 qDebug() << "Not asking for integration.";
1630}
void integrationRequestedSignal(const BasePlotContext &context)

References hideSelectionRectangle(), integrationRequestedSignal(), m_context, pappso::BasePlotContext::m_currentDragPoint, pappso::BasePlotContext::m_startDragPoint, mp_vEndTracerItem, mp_xDeltaTextItem, and mp_yDeltaTextItem.

Referenced by mouseReleaseHandler().

◆ mouseWheelEventSignal

void pappso::BasePlotWidget::mouseWheelEventSignal ( const BasePlotContext context)
signal

Referenced by mouseWheelHandler().

◆ mouseWheelHandler()

void pappso::BasePlotWidget::mouseWheelHandler ( QWheelEvent *  event)
virtual

Definition at line 1634 of file baseplotwidget.cpp.

1635{
1636 // We should record the new range values each time the wheel is used to
1637 // zoom/unzoom.
1638
1639 m_context.m_xRange = QCPRange(xAxis->range());
1640 m_context.m_yRange = QCPRange(yAxis->range());
1641
1642 // qDebug() << "New x range: " << m_context.m_xRange;
1643 // qDebug() << "New y range: " << m_context.m_yRange;
1644
1646
1649
1650 event->accept();
1651}
void mouseWheelEventSignal(const BasePlotContext &context)

References m_context, pappso::BasePlotContext::m_xRange, pappso::BasePlotContext::m_yRange, mouseWheelEventSignal(), plotRangesChangedSignal(), and updateAxesRangeHistory().

Referenced by setupWidget().

◆ moveMouseCursorGraphCoordToGlobal()

void pappso::BasePlotWidget::moveMouseCursorGraphCoordToGlobal ( QPointF  plot_coordinates)
virtual

Definition at line 1790 of file baseplotwidget.cpp.

1791{
1792 // First convert the graph coordinates to pixel coordinates.
1793
1794 QPointF pixels_coordinates(xAxis->coordToPixel(graph_coordinates.x()),
1795 yAxis->coordToPixel(graph_coordinates.y()));
1796
1797 moveMouseCursorPixelCoordToGlobal(pixels_coordinates.toPoint());
1798}

References moveMouseCursorPixelCoordToGlobal().

◆ moveMouseCursorPixelCoordToGlobal()

void pappso::BasePlotWidget::moveMouseCursorPixelCoordToGlobal ( QPointF  local_coordinates)
virtual

Definition at line 1802 of file baseplotwidget.cpp.

1803{
1804 // qDebug() << "Calling set pos with new cursor position.";
1805 QCursor::setPos(mapToGlobal(pixel_coordinates.toPoint()));
1806}

Referenced by horizontalMoveMouseCursorCountPixels(), moveMouseCursorGraphCoordToGlobal(), and verticalMoveMouseCursorCountPixels().

◆ plotRangesChangedSignal

◆ plottableDestructionRequestedSignal

void pappso::BasePlotWidget::plottableDestructionRequestedSignal ( BasePlotWidget base_plot_widget_p,
QCPAbstractPlottable *  plottable_p,
const BasePlotContext context 
)
signal

Referenced by keyReleaseEvent().

◆ plottableSelectionChangedSignal

void pappso::BasePlotWidget::plottableSelectionChangedSignal ( QCPAbstractPlottable *  plottable_p,
bool  selected 
)
signal

◆ redrawPlotBackground()

void pappso::BasePlotWidget::redrawPlotBackground ( QWidget *  focusedPlotWidget)
virtual

Redraw the background of the focusedPlotWidget plot widget.

Definition at line 3221 of file baseplotwidget.cpp.

3222{
3223 if(focusedPlotWidget == nullptr)
3224 throw ExceptionNotPossible(
3225 "baseplotwidget.cpp @ redrawPlotBackground(QWidget *focusedPlotWidget "
3226 "-- "
3227 "ERROR focusedPlotWidget cannot be nullptr.");
3228
3229 if(dynamic_cast<QWidget *>(this) != focusedPlotWidget)
3230 {
3231 // The focused widget is not *this widget. We should make sure that
3232 // we were not the one that had the focus, because in this case we
3233 // need to redraw an unfocused background.
3234
3235 axisRect()->setBackground(m_unfocusedBrush);
3236 }
3237 else
3238 {
3239 axisRect()->setBackground(m_focusedBrush);
3240 }
3241
3242 replot();
3243}
QBrush m_focusedBrush
Color used for the background of focused plot.
QBrush m_unfocusedBrush
Color used for the background of unfocused plot.

References m_focusedBrush, and m_unfocusedBrush.

◆ replotWithAxesRanges()

void pappso::BasePlotWidget::replotWithAxesRanges ( QCPRange  xAxisRange,
QCPRange  yAxisRange,
Axis  axis 
)
virtual

Definition at line 2215 of file baseplotwidget.cpp.

2218{
2219 // qDebug() << "With axis:" << (int)axis;
2220
2221 if(static_cast<int>(axis) & static_cast<int>(Axis::x))
2222 {
2223 xAxis->setRange(xAxisRange.lower, xAxisRange.upper);
2224 }
2225
2226 if(static_cast<int>(axis) & static_cast<int>(Axis::y))
2227 {
2228 yAxis->setRange(yAxisRange.lower, yAxisRange.upper);
2229 }
2230
2231 // We do not want to update the history, because there would be way too
2232 // much history items, since this function is called upon mouse moving
2233 // handling and not only during mouse release events.
2234 // updateAxesRangeHistory();
2235
2236 replot();
2237}

References pappso::x, and pappso::y.

◆ replotWithAxisRangeX()

void pappso::BasePlotWidget::replotWithAxisRangeX ( double  lower,
double  upper 
)
virtual

Definition at line 2241 of file baseplotwidget.cpp.

2242{
2243 // qDebug();
2244
2245 xAxis->setRange(lower, upper);
2246
2247 replot();
2248}

◆ replotWithAxisRangeY()

void pappso::BasePlotWidget::replotWithAxisRangeY ( double  lower,
double  upper 
)
virtual

Definition at line 2252 of file baseplotwidget.cpp.

2253{
2254 // qDebug();
2255
2256 yAxis->setRange(lower, upper);
2257
2258 replot();
2259}

◆ resetAxesRangeHistory()

void pappso::BasePlotWidget::resetAxesRangeHistory ( )
virtual

Definition at line 485 of file baseplotwidget.cpp.

486{
487 m_xAxisRangeHistory.clear();
488 m_yAxisRangeHistory.clear();
489
490 m_xAxisRangeHistory.push_back(new QCPRange(xAxis->range()));
491 m_yAxisRangeHistory.push_back(new QCPRange(yAxis->range()));
492
493 // qDebug() << "size of history:" << m_xAxisRangeHistory.size()
494 //<< "setting index to 0";
495
496 // qDebug() << "resetting axes history to values:" << xAxis->range().lower
497 //<< "--" << xAxis->range().upper << "and" << yAxis->range().lower
498 //<< "--" << yAxis->range().upper;
499
501}
std::size_t m_lastAxisRangeHistoryIndex
Index of the last axis range history item.

References m_lastAxisRangeHistoryIndex, m_xAxisRangeHistory, and m_yAxisRangeHistory.

Referenced by pappso::BaseColorMapPlotWidget::addColorMap(), pappso::BaseTracePlotWidget::addTrace(), axisDoubleClickHandler(), pappso::BaseTracePlotWidget::axisDoubleClickHandler(), pappso::BaseTracePlotWidget::clearGraphData(), and pappso::BaseTracePlotWidget::setGraphData().

◆ resetSelectionRectangle()

void pappso::BasePlotWidget::resetSelectionRectangle ( )
virtual

◆ restoreAxesRangeHistory()

void pappso::BasePlotWidget::restoreAxesRangeHistory ( std::size_t  index)
virtual

Get the axis histories at index index and update the plot ranges.

Parameters
indexindex at which to select the axis history item.
See also
updateAxesRangeHistory().

Definition at line 562 of file baseplotwidget.cpp.

563{
564 // qDebug() << "Axes history size:" << m_xAxisRangeHistory.size()
565 //<< "current index:" << m_lastAxisRangeHistoryIndex
566 //<< "asking to restore index:" << index;
567
568 if(index >= m_xAxisRangeHistory.size())
569 {
570 // qDebug() << "index >= history size. Returning.";
571 return;
572 }
573
574 // We want to go back to the range history item at index, which means we want
575 // to pop back all the items between index+1 and size-1.
576
577 while(m_xAxisRangeHistory.size() > index + 1)
578 m_xAxisRangeHistory.pop_back();
579
580 if(m_xAxisRangeHistory.size() - 1 != index)
581 qFatal("Programming error.");
582
583 xAxis->setRange(*(m_xAxisRangeHistory.at(index)));
584 yAxis->setRange(*(m_yAxisRangeHistory.at(index)));
585
587
588 mp_vPosTracerItem->setVisible(false);
589 mp_hPosTracerItem->setVisible(false);
590
591 mp_vStartTracerItem->setVisible(false);
592 mp_vEndTracerItem->setVisible(false);
593
594
595 // The start tracer will keep beeing represented at the last position and last
596 // size even if we call this function repetitively. So actually do not show,
597 // it will reappare as soon as the mouse is moved.
598 // if(m_shouldTracersBeVisible)
599 //{
600 // mp_vStartTracerItem->setVisible(true);
601 //}
602
603 replot();
604
606
607 // qDebug() << "restored axes history to index:" << index
608 //<< "with values:" << xAxis->range().lower << "--"
609 //<< xAxis->range().upper << "and" << yAxis->range().lower << "--"
610 //<< yAxis->range().upper;
611
613}
virtual void hideAllPlotItems()
PLOTTING / REPLOTTING functions.

References hideAllPlotItems(), m_context, m_xAxisRangeHistory, m_yAxisRangeHistory, mp_hPosTracerItem, mp_vEndTracerItem, mp_vPosTracerItem, mp_vStartTracerItem, plotRangesChangedSignal(), and updateContextXandYAxisRanges().

Referenced by restorePreviousAxesRangeHistory().

◆ restorePreviousAxesRangeHistory()

void pappso::BasePlotWidget::restorePreviousAxesRangeHistory ( )
virtual

Go up one history element in the axis history.

If possible, back up one history item in the axis histories and update the plot's x/y-axis ranges to match that history item.

Definition at line 534 of file baseplotwidget.cpp.

535{
536 // qDebug() << "axes history size:" << m_xAxisRangeHistory.size()
537 //<< "current index:" << m_lastAxisRangeHistoryIndex;
538
540 {
541 // qDebug() << "current index is 0 returning doing nothing";
542
543 return;
544 }
545
546 // qDebug() << "Setting index to:" << m_lastAxisRangeHistoryIndex - 1
547 //<< "and restoring axes history to that index";
548
550}
virtual void restoreAxesRangeHistory(std::size_t index)
Get the axis histories at index index and update the plot ranges.

References m_lastAxisRangeHistoryIndex, and restoreAxesRangeHistory().

Referenced by keyReleaseEvent().

◆ setAxisLabelX()

void pappso::BasePlotWidget::setAxisLabelX ( const QString &  label)
virtual

Definition at line 470 of file baseplotwidget.cpp.

471{
472 xAxis->setLabel(label);
473}

◆ setAxisLabelY()

void pappso::BasePlotWidget::setAxisLabelY ( const QString &  label)
virtual

Definition at line 477 of file baseplotwidget.cpp.

478{
479 yAxis->setLabel(label);
480}

◆ setFocus()

void pappso::BasePlotWidget::setFocus ( )
virtual

PLOT ITEMS : TRACER TEXT ITEMS...

Definition at line 3207 of file baseplotwidget.cpp.

3208{
3209 // qDebug() << "Setting focus to the QCustomPlot:" << this;
3210
3211 QCustomPlot::setFocus();
3212
3213 // qDebug() << "Emitting setFocusSignal().";
3214
3215 emit setFocusSignal();
3216}

References setFocusSignal().

Referenced by mouseMoveHandler(), and mousePressHandler().

◆ setFocusSignal

void pappso::BasePlotWidget::setFocusSignal ( )
signal

Referenced by setFocus().

◆ setPen()

void pappso::BasePlotWidget::setPen ( const QPen &  pen)
virtual

Definition at line 401 of file baseplotwidget.cpp.

402{
403 m_pen = pen;
404}

References m_pen.

◆ setPlottingColor() [1/2]

void pappso::BasePlotWidget::setPlottingColor ( int  index,
const QColor &  new_color 
)
virtual

Definition at line 433 of file baseplotwidget.cpp.

434{
435 if(!new_color.isValid())
436 return;
437
438 QCPGraph *graph_p = graph(index);
439
440 if(graph_p == nullptr)
441 qFatal("Programming error.");
442
443 return setPlottingColor(graph_p, new_color);
444}
virtual void setPlottingColor(QCPAbstractPlottable *plottable_p, const QColor &new_color)

References setPlottingColor().

◆ setPlottingColor() [2/2]

void pappso::BasePlotWidget::setPlottingColor ( QCPAbstractPlottable *  plottable_p,
const QColor &  new_color 
)
virtual

Reimplemented in pappso::BaseColorMapPlotWidget.

Definition at line 415 of file baseplotwidget.cpp.

417{
418 if(plottable_p == nullptr)
419 qFatal("Pointer cannot be nullptr.");
420
421 // First this single-graph widget
422 QPen pen;
423
424 pen = plottable_p->pen();
425 pen.setColor(new_color);
426 plottable_p->setPen(pen);
427
428 replot();
429}

Referenced by setPlottingColor().

◆ setupWidget()

bool pappso::BasePlotWidget::setupWidget ( )
virtual

Definition at line 343 of file baseplotwidget.cpp.

344{
345 // qDebug();
346
347 // By default the widget comes with a graph. Remove it.
348
349 if(graphCount())
350 {
351 // QCPLayer *layer_p = graph(0)->layer();
352 // qDebug() << "The graph was on layer:" << layer_p->name();
353
354 // As of today 20210313, the graph is created on the currentLayer(), that
355 // is "main".
356
357 removeGraph(0);
358 }
359
360 // The general idea is that we do want custom layers for the trace|colormap
361 // plots.
362
363 // qDebug().noquote() << "Right before creating the new layer, layers:\n"
364 //<< allLayerNamesToString();
365
366 // Add the layer that will store all the plots and all the ancillary items.
367 addLayer(
368 "plotsLayer", layer("background"), QCustomPlot::LayerInsertMode::limAbove);
369 // qDebug().noquote() << "Added new plotsLayer, layers:\n"
370 //<< allLayerNamesToString();
371
372 // This is required so that we get the keyboard events.
373 setFocusPolicy(Qt::StrongFocus);
374 setInteractions(QCP::iRangeZoom | QCP::iSelectPlottables | QCP::iMultiSelect);
375
376 // We want to capture the signals emitted by the QCustomPlot base class.
377 connect(
378 this, &QCustomPlot::mouseMove, this, &BasePlotWidget::mouseMoveHandler);
379
380 connect(
381 this, &QCustomPlot::mousePress, this, &BasePlotWidget::mousePressHandler);
382
383 connect(this,
384 &QCustomPlot::mouseRelease,
385 this,
387
388 connect(
389 this, &QCustomPlot::mouseWheel, this, &BasePlotWidget::mouseWheelHandler);
390
391 connect(this,
392 &QCustomPlot::axisDoubleClick,
393 this,
395
396 return true;
397}
virtual void mouseWheelHandler(QWheelEvent *event)
virtual void axisDoubleClickHandler(QCPAxis *axis, QCPAxis::SelectablePart part, QMouseEvent *event)
virtual void mouseMoveHandler(QMouseEvent *event)
KEYBOARD-related EVENTS.

References axisDoubleClickHandler(), mouseMoveHandler(), mousePressHandler(), mouseReleaseHandler(), and mouseWheelHandler().

Referenced by BasePlotWidget().

◆ showTracers()

void pappso::BasePlotWidget::showTracers ( )
virtual

Show the traces (vertical and horizontal).

Definition at line 2284 of file baseplotwidget.cpp.

2285{
2287
2288 mp_vPosTracerItem->setVisible(true);
2289 mp_hPosTracerItem->setVisible(true);
2290
2291 mp_vStartTracerItem->setVisible(true);
2292 mp_vEndTracerItem->setVisible(true);
2293
2294 // Force a replot to make sure the action is immediately visible by the
2295 // user, even without moving the mouse.
2296 replot();
2297}

References m_shouldTracersBeVisible, mp_hPosTracerItem, mp_vEndTracerItem, mp_vPosTracerItem, and mp_vStartTracerItem.

Referenced by keyReleaseEvent().

◆ spaceKeyReleaseEvent()

void pappso::BasePlotWidget::spaceKeyReleaseEvent ( QKeyEvent *  event)
virtual

Definition at line 781 of file baseplotwidget.cpp.

782{
783 // qDebug();
784}

Referenced by keyReleaseEvent().

◆ update1DSelectionRectangle()

void pappso::BasePlotWidget::update1DSelectionRectangle ( bool  for_integration = false)
protectedvirtual

Definition at line 2552 of file baseplotwidget.cpp.

2553{
2554
2555 // if(for_integration)
2556 // qDebug() << "for_integration:" << for_integration;
2557
2558 // When we make a linear selection, the selection polygon is a polygon that
2559 // has the following characteristics:
2560 //
2561 // the x range is the linear selection span
2562 //
2563 // the y range is the widest std::min -> std::max possible.
2564
2565 // This is how the selection polygon logic knows if its is mono-
2566 // two-dimensional.
2567
2568 // We want the top left point to effectively be the top left point, so check
2569 // the direction of the mouse cursor drag.
2570
2571 double x_range_start =
2573 double x_range_end =
2575
2576 double y_position = m_context.m_startDragPoint.y();
2577
2578 m_context.m_selectionPolygon.set1D(x_range_start, x_range_end);
2579
2580 // Top line
2581 mp_selectionRectangeLine1->start->setCoords(
2582 QPointF(x_range_start, y_position));
2583 mp_selectionRectangeLine1->end->setCoords(QPointF(x_range_end, y_position));
2584
2585 // Only if we are drawing a selection rectangle for integration, do we set
2586 // arrow heads to the line.
2587 if(for_integration)
2588 {
2589 mp_selectionRectangeLine1->setHead(QCPLineEnding::esSpikeArrow);
2590 mp_selectionRectangeLine1->setTail(QCPLineEnding::esSpikeArrow);
2591 }
2592 else
2593 {
2594 mp_selectionRectangeLine1->setHead(QCPLineEnding::esNone);
2595 mp_selectionRectangeLine1->setTail(QCPLineEnding::esNone);
2596 }
2597 mp_selectionRectangeLine1->setVisible(true);
2598
2599 // Right line: does not exist, start and end are the same end point of the top
2600 // line.
2601 mp_selectionRectangeLine2->start->setCoords(QPointF(x_range_end, y_position));
2602 mp_selectionRectangeLine2->end->setCoords(QPointF(x_range_end, y_position));
2603 mp_selectionRectangeLine2->setVisible(false);
2604
2605 // Bottom line: identical to the top line, but invisible
2606 mp_selectionRectangeLine3->start->setCoords(
2607 QPointF(x_range_start, y_position));
2608 mp_selectionRectangeLine3->end->setCoords(QPointF(x_range_end, y_position));
2609 mp_selectionRectangeLine3->setVisible(false);
2610
2611 // Left line: does not exist: start and end are the same end point of the top
2612 // line.
2613 mp_selectionRectangeLine4->start->setCoords(QPointF(x_range_end, y_position));
2614 mp_selectionRectangeLine4->end->setCoords(QPointF(x_range_end, y_position));
2615 mp_selectionRectangeLine4->setVisible(false);
2616}
void set1D(double x_range_start, double x_range_end)

References m_context, pappso::BasePlotContext::m_currentDragPoint, pappso::BasePlotContext::m_selectionPolygon, pappso::BasePlotContext::m_startDragPoint, mp_selectionRectangeLine1, mp_selectionRectangeLine2, mp_selectionRectangeLine3, mp_selectionRectangeLine4, and pappso::SelectionPolygon::set1D().

Referenced by updateSelectionRectangle().

◆ update2DSelectionRectangleSkewed()

void pappso::BasePlotWidget::update2DSelectionRectangleSkewed ( bool  for_integration = false)
protectedvirtual

Definition at line 2805 of file baseplotwidget.cpp.

2806{
2807
2808 // if(for_integration)
2809 // qDebug() << "for_integration:" << for_integration;
2810
2811 // We are handling a skewed rectangle, that is a rectangle that is
2812 // tilted either to the left or to the right.
2813
2814 // qDebug() << "m_context.m_selectRectangleWidth: "
2815 //<< m_context.m_selectRectangleWidth;
2816
2817 // Top line
2818 // start
2819
2820 // qDebug() << "m_context.m_startDragPoint: " <<
2821 // m_context.m_startDragPoint.x()
2822 //<< "-" << m_context.m_startDragPoint.y();
2823
2824 // qDebug() << "m_context.m_currentDragPoint: "
2825 //<< m_context.m_currentDragPoint.x() << "-"
2826 //<< m_context.m_currentDragPoint.y();
2827
2829
2831 {
2832 // qDebug() << "Dragging from right to left";
2833
2835 {
2836 // qDebug() << "Dragging from top to bottom";
2837
2842
2843 // m_context.m_selRectTopLeftPoint.setX(
2844 // m_context.m_startDragPoint.x() -
2845 // m_context.m_selectRectangleWidth);
2846 // m_context.m_selRectTopLeftPoint.setY(m_context.m_startDragPoint.y());
2847
2851
2852 // m_context.m_selRectTopRightPoint.setX(m_context.m_startDragPoint.x());
2853 // m_context.m_selRectTopRightPoint.setY(m_context.m_startDragPoint.y());
2854
2859
2860 // m_context.m_selRectBottomRightPoint.setX(
2861 // m_context.m_currentDragPoint.x() +
2862 // m_context.m_selectRectangleWidth);
2863 // m_context.m_selRectBottomRightPoint.setY(
2864 // m_context.m_currentDragPoint.y());
2865
2870
2871 // m_context.m_selRectBottomLeftPoint.setX(
2872 // m_context.m_currentDragPoint.x());
2873 // m_context.m_selRectBottomLeftPoint.setY(
2874 // m_context.m_currentDragPoint.y());
2875 }
2876 else
2877 {
2878 // qDebug() << "Dragging from bottom to top";
2879
2884
2885 // m_context.m_selRectTopLeftPoint.setX(
2886 // m_context.m_currentDragPoint.x());
2887 // m_context.m_selRectTopLeftPoint.setY(
2888 // m_context.m_currentDragPoint.y());
2889
2894
2895 // m_context.m_selRectTopRightPoint.setX(
2896 // m_context.m_currentDragPoint.x() +
2897 // m_context.m_selectRectangleWidth);
2898 // m_context.m_selRectTopRightPoint.setY(
2899 // m_context.m_currentDragPoint.y());
2900
2901
2905
2906 // m_context.m_selRectBottomRightPoint.setX(
2907 // m_context.m_startDragPoint.x());
2908 // m_context.m_selRectBottomRightPoint.setY(
2909 // m_context.m_startDragPoint.y());
2910
2915
2916 // m_context.m_selRectBottomLeftPoint.setX(
2917 // m_context.m_startDragPoint.x() -
2918 // m_context.m_selectRectangleWidth);
2919 // m_context.m_selRectBottomLeftPoint.setY(
2920 // m_context.m_startDragPoint.y());
2921 }
2922 }
2923 // End of
2924 // Dragging from right to left.
2925 else
2926 {
2927 // qDebug() << "Dragging from left to right";
2928
2930 {
2931 // qDebug() << "Dragging from top to bottom";
2932
2936
2937 // m_context.m_selRectTopLeftPoint.setX(m_context.m_startDragPoint.x());
2938 // m_context.m_selRectTopLeftPoint.setY(m_context.m_startDragPoint.y());
2939
2944
2945 // m_context.m_selRectTopRightPoint.setX(
2946 // m_context.m_startDragPoint.x() +
2947 // m_context.m_selectRectangleWidth);
2948 // m_context.m_selRectTopRightPoint.setY(m_context.m_startDragPoint.y());
2949
2954
2955 // m_context.m_selRectBottomRightPoint.setX(
2956 // m_context.m_currentDragPoint.x());
2957 // m_context.m_selRectBottomRightPoint.setY(
2958 // m_context.m_currentDragPoint.y());
2959
2964
2965 // m_context.m_selRectBottomLeftPoint.setX(
2966 // m_context.m_currentDragPoint.x() -
2967 // m_context.m_selectRectangleWidth);
2968 // m_context.m_selRectBottomLeftPoint.setY(
2969 // m_context.m_currentDragPoint.y());
2970 }
2971 else
2972 {
2973 // qDebug() << "Dragging from bottom to top";
2974
2979
2980 // m_context.m_selRectTopLeftPoint.setX(
2981 // m_context.m_currentDragPoint.x() -
2982 // m_context.m_selectRectangleWidth);
2983 // m_context.m_selRectTopLeftPoint.setY(
2984 // m_context.m_currentDragPoint.y());
2985
2990
2991 // m_context.m_selRectTopRightPoint.setX(
2992 // m_context.m_currentDragPoint.x());
2993 // m_context.m_selRectTopRightPoint.setY(
2994 // m_context.m_currentDragPoint.y());
2995
3000
3001 // m_context.m_selRectBottomRightPoint.setX(
3002 // m_context.m_startDragPoint.x() +
3003 // m_context.m_selectRectangleWidth);
3004 // m_context.m_selRectBottomRightPoint.setY(
3005 // m_context.m_startDragPoint.y());
3006
3010
3011 // m_context.m_selRectBottomLeftPoint.setX(
3012 // m_context.m_startDragPoint.x());
3013 // m_context.m_selRectBottomLeftPoint.setY(
3014 // m_context.m_startDragPoint.y());
3015 }
3016 }
3017 // End of Dragging from left to right.
3018
3019 // qDebug() << "Now draw the lines with points:"
3020 //<< m_context.m_selectionPolygon.toString();
3021
3022 // Top line
3023 mp_selectionRectangeLine1->start->setCoords(
3025 mp_selectionRectangeLine1->end->setCoords(
3027
3028 // Only if we are drawing a selection rectangle for integration, do we set
3029 // arrow heads to the line.
3030 if(for_integration)
3031 {
3032 mp_selectionRectangeLine1->setHead(QCPLineEnding::esSpikeArrow);
3033 mp_selectionRectangeLine1->setTail(QCPLineEnding::esSpikeArrow);
3034 }
3035 else
3036 {
3037 mp_selectionRectangeLine1->setHead(QCPLineEnding::esNone);
3038 mp_selectionRectangeLine1->setTail(QCPLineEnding::esNone);
3039 }
3040
3041 mp_selectionRectangeLine1->setVisible(true);
3042
3043 // Right line
3044 mp_selectionRectangeLine2->start->setCoords(
3046 mp_selectionRectangeLine2->end->setCoords(
3048 mp_selectionRectangeLine2->setVisible(true);
3049
3050 // Bottom line
3051 mp_selectionRectangeLine3->start->setCoords(
3053 mp_selectionRectangeLine3->end->setCoords(
3055 mp_selectionRectangeLine3->setVisible(true);
3056
3057 // Left line
3058 mp_selectionRectangeLine4->end->setCoords(
3060 mp_selectionRectangeLine4->start->setCoords(
3062 mp_selectionRectangeLine4->setVisible(true);
3063}
void setPoint(PointSpecs point_spec, double x, double y)
QPointF getPoint(PointSpecs point_spec) const

References pappso::BOTTOM_LEFT_POINT, pappso::BOTTOM_RIGHT_POINT, pappso::SelectionPolygon::getPoint(), m_context, pappso::BasePlotContext::m_currentDragPoint, pappso::BasePlotContext::m_selectionPolygon, pappso::BasePlotContext::m_selectRectangleWidth, pappso::BasePlotContext::m_startDragPoint, mp_selectionRectangeLine1, mp_selectionRectangeLine2, mp_selectionRectangeLine3, mp_selectionRectangeLine4, pappso::SelectionPolygon::resetPoints(), pappso::SelectionPolygon::setPoint(), pappso::TOP_LEFT_POINT, and pappso::TOP_RIGHT_POINT.

Referenced by updateSelectionRectangle().

◆ update2DSelectionRectangleSquare()

void pappso::BasePlotWidget::update2DSelectionRectangleSquare ( bool  for_integration = false)
protectedvirtual

Definition at line 2620 of file baseplotwidget.cpp.

2621{
2622
2623 // if(for_integration)
2624 // qDebug() << "for_integration:" << for_integration;
2625
2626 // We are handling a conventional rectangle. Just create four points
2627 // from top left to bottom right. But we want the top left point to be
2628 // effectively the top left point and the bottom point to be the bottom point.
2629 // So we need to try all four direction combinations, left to right or
2630 // converse versus top to bottom or converse.
2631
2633
2635 {
2636 // qDebug() << "Dragging from right to left";
2637
2639 {
2640 // qDebug() << "Dragging from top to bottom";
2641
2642 // TOP_LEFT_POINT
2647
2648 // TOP_RIGHT_POINT
2652
2653 // BOTTOM_RIGHT_POINT
2658
2659 // BOTTOM_LEFT_POINT
2664 }
2665 // End of
2666 // if(m_context.m_currentDragPoint.y() < m_context.m_startDragPoint.y())
2667 else
2668 {
2669 // qDebug() << "Dragging from bottom to top";
2670
2671 // TOP_LEFT_POINT
2676
2677 // TOP_RIGHT_POINT
2682
2683 // BOTTOM_RIGHT_POINT
2687
2688 // BOTTOM_LEFT_POINT
2693 }
2694 }
2695 // End of
2696 // if(m_context.m_currentDragPoint.x() < m_context.m_startDragPoint.x())
2697 else
2698 {
2699 // qDebug() << "Dragging from left to right";
2700
2702 {
2703 // qDebug() << "Dragging from top to bottom";
2704
2705 // TOP_LEFT_POINT
2709
2710 // TOP_RIGHT_POINT
2715
2716 // BOTTOM_RIGHT_POINT
2721
2722 // BOTTOM_LEFT_POINT
2727 }
2728 else
2729 {
2730 // qDebug() << "Dragging from bottom to top";
2731
2732 // TOP_LEFT_POINT
2737
2738 // TOP_RIGHT_POINT
2743
2744 // BOTTOM_RIGHT_POINT
2749
2750 // BOTTOM_LEFT_POINT
2754 }
2755 }
2756
2757 // qDebug() << "Now draw the lines with points:"
2758 //<< m_context.m_selectionPolygon.toString();
2759
2760 // Top line
2761 mp_selectionRectangeLine1->start->setCoords(
2763 mp_selectionRectangeLine1->end->setCoords(
2765
2766 // Only if we are drawing a selection rectangle for integration, do we
2767 // set arrow heads to the line.
2768 if(for_integration)
2769 {
2770 mp_selectionRectangeLine1->setHead(QCPLineEnding::esSpikeArrow);
2771 mp_selectionRectangeLine1->setTail(QCPLineEnding::esSpikeArrow);
2772 }
2773 else
2774 {
2775 mp_selectionRectangeLine1->setHead(QCPLineEnding::esNone);
2776 mp_selectionRectangeLine1->setTail(QCPLineEnding::esNone);
2777 }
2778
2779 mp_selectionRectangeLine1->setVisible(true);
2780
2781 // Right line
2782 mp_selectionRectangeLine2->start->setCoords(
2784 mp_selectionRectangeLine2->end->setCoords(
2786 mp_selectionRectangeLine2->setVisible(true);
2787
2788 // Bottom line
2789 mp_selectionRectangeLine3->start->setCoords(
2791 mp_selectionRectangeLine3->end->setCoords(
2793 mp_selectionRectangeLine3->setVisible(true);
2794
2795 // Left line
2796 mp_selectionRectangeLine4->start->setCoords(
2798 mp_selectionRectangeLine4->end->setCoords(
2800 mp_selectionRectangeLine4->setVisible(true);
2801}

References pappso::BOTTOM_LEFT_POINT, pappso::BOTTOM_RIGHT_POINT, pappso::SelectionPolygon::getPoint(), m_context, pappso::BasePlotContext::m_currentDragPoint, pappso::BasePlotContext::m_selectionPolygon, pappso::BasePlotContext::m_startDragPoint, mp_selectionRectangeLine1, mp_selectionRectangeLine2, mp_selectionRectangeLine3, mp_selectionRectangeLine4, pappso::SelectionPolygon::resetPoints(), pappso::SelectionPolygon::setPoint(), pappso::TOP_LEFT_POINT, and pappso::TOP_RIGHT_POINT.

Referenced by updateSelectionRectangle().

◆ updateAxesRangeHistory()

void pappso::BasePlotWidget::updateAxesRangeHistory ( )
virtual

Create new axis range history items and append them to the history.

The plot widget is queried to get the current x/y-axis ranges and the current ranges are appended to the history for x-axis and for y-axis.

Definition at line 512 of file baseplotwidget.cpp.

513{
514 m_xAxisRangeHistory.push_back(new QCPRange(xAxis->range()));
515 m_yAxisRangeHistory.push_back(new QCPRange(yAxis->range()));
516
518
519 // qDebug() << "axes history size:" << m_xAxisRangeHistory.size()
520 //<< "current index:" << m_lastAxisRangeHistoryIndex
521 //<< xAxis->range().lower << "--" << xAxis->range().upper << "and"
522 //<< yAxis->range().lower << "--" << yAxis->range().upper;
523}

References m_lastAxisRangeHistoryIndex, m_xAxisRangeHistory, and m_yAxisRangeHistory.

Referenced by axisDoubleClickHandler(), pappso::BaseTracePlotWidget::axisDoubleClickHandler(), axisReframe(), pappso::BaseTracePlotWidget::axisReframe(), axisZoom(), pappso::BaseTracePlotWidget::axisZoom(), mouseReleaseHandlerLeftButton(), and mouseWheelHandler().

◆ updateContextXandYAxisRanges()

void pappso::BasePlotWidget::updateContextXandYAxisRanges ( )
virtual

Definition at line 3247 of file baseplotwidget.cpp.

3248{
3249 m_context.m_xRange = QCPRange(xAxis->range().lower, xAxis->range().upper);
3250 m_context.m_yRange = QCPRange(yAxis->range().lower, yAxis->range().upper);
3251
3252 // qDebug() << "The new updated context: " << m_context.toString();
3253}

References m_context, pappso::BasePlotContext::m_xRange, and pappso::BasePlotContext::m_yRange.

Referenced by axisDoubleClickHandler(), pappso::BaseTracePlotWidget::axisDoubleClickHandler(), axisPan(), pappso::BaseTracePlotWidget::axisPan(), axisReframe(), pappso::BaseTracePlotWidget::axisReframe(), axisRescale(), pappso::BaseTracePlotWidget::axisRescale(), axisZoom(), pappso::BaseTracePlotWidget::axisZoom(), and restoreAxesRangeHistory().

◆ updateSelectionRectangle()

void pappso::BasePlotWidget::updateSelectionRectangle ( bool  as_line_segment = false,
bool  for_integration = false 
)
virtual

Definition at line 3067 of file baseplotwidget.cpp.

3069{
3070
3071 // qDebug() << "as_line_segment:" << as_line_segment;
3072 // qDebug() << "for_integration:" << for_integration;
3073
3074 // We now need to construct the selection rectangle, either for zoom or for
3075 // integration.
3076
3077 // There are two situations :
3078 //
3079 // 1. if the rectangle should look like a line segment
3080 //
3081 // 2. if the rectangle should actually look like a rectangle. In this case,
3082 // there are two sub-situations:
3083 //
3084 // a. if the S key is down, then the rectangle is
3085 // skewed, that is its vertical sides are not parallel to the y axis.
3086 //
3087 // b. otherwise the rectangle is conventional.
3088
3089 if(as_line_segment)
3090 {
3091 update1DSelectionRectangle(for_integration);
3092 }
3093 else
3094 {
3095 if(!(m_context.m_keyboardModifiers & Qt::AltModifier))
3096 {
3097 update2DSelectionRectangleSquare(for_integration);
3098 }
3099 else if(m_context.m_keyboardModifiers & Qt::AltModifier)
3100 {
3101 update2DSelectionRectangleSkewed(for_integration);
3102 }
3103 }
3104
3105 // This code automatically sorts the ranges (range start is always less than
3106 // range end) even if the user actually selects from high to low (right to
3107 // left or bottom to top). This has implications in code that uses the
3108 // m_context data to perform some computations. This is why it is important
3109 // that m_dragDirections be set correctly to establish where the current drag
3110 // point is actually located (at which point).
3111
3116
3121
3122 // At this point, draw the text describing the widths.
3123
3124 // We want the x-delta on the bottom of the rectangle, inside it
3125 // and the y-delta on the vertical side of the rectangle, inside it.
3126
3127 // Draw the selection width text
3129}
virtual void update2DSelectionRectangleSquare(bool for_integration=false)
virtual void update1DSelectionRectangle(bool for_integration=false)
virtual void update2DSelectionRectangleSkewed(bool for_integration=false)

References drawXDeltaFeatures(), pappso::SelectionPolygon::getBottomMostPoint(), pappso::SelectionPolygon::getLeftMostPoint(), pappso::SelectionPolygon::getRightMostPoint(), pappso::SelectionPolygon::getTopMostPoint(), m_context, pappso::BasePlotContext::m_keyboardModifiers, pappso::BasePlotContext::m_selectionPolygon, pappso::BasePlotContext::m_xRegionRangeEnd, pappso::BasePlotContext::m_xRegionRangeStart, pappso::BasePlotContext::m_yRegionRangeEnd, pappso::BasePlotContext::m_yRegionRangeStart, update1DSelectionRectangle(), update2DSelectionRectangleSkewed(), and update2DSelectionRectangleSquare().

Referenced by drawSelectionRectangleAndPrepareZoom().

◆ verticalGetGraphCoordNewPointCountPixels()

QPointF pappso::BasePlotWidget::verticalGetGraphCoordNewPointCountPixels ( int  pixel_count)
virtual

Definition at line 1859 of file baseplotwidget.cpp.

1860{
1861 QPointF pixel_coordinates(
1862 xAxis->coordToPixel(m_context.m_lastCursorHoveredPoint.x()),
1863 yAxis->coordToPixel(m_context.m_lastCursorHoveredPoint.y()) + pixel_count);
1864
1865 // Now convert back to local coordinates.
1866
1867 QPointF graph_coordinates(xAxis->pixelToCoord(pixel_coordinates.x()),
1868 yAxis->pixelToCoord(pixel_coordinates.y()));
1869
1870 return graph_coordinates;
1871}

References m_context, and pappso::BasePlotContext::m_lastCursorHoveredPoint.

Referenced by verticalMoveMouseCursorCountPixels().

◆ verticalMoveMouseCursorCountPixels()

void pappso::BasePlotWidget::verticalMoveMouseCursorCountPixels ( int  pixel_count)
virtual

Definition at line 1842 of file baseplotwidget.cpp.

1843{
1844
1845 QPointF graph_coord = verticalGetGraphCoordNewPointCountPixels(pixel_count);
1846
1847 QPointF pixel_coord(xAxis->coordToPixel(graph_coord.x()),
1848 yAxis->coordToPixel(graph_coord.y()));
1849
1850 // Now we need ton convert the new coordinates to the global position system
1851 // and to move the cursor to that new position. That will create an event to
1852 // move the mouse cursor.
1853
1854 moveMouseCursorPixelCoordToGlobal(pixel_coord.toPoint());
1855}
virtual QPointF verticalGetGraphCoordNewPointCountPixels(int pixel_count)

References moveMouseCursorPixelCoordToGlobal(), and verticalGetGraphCoordNewPointCountPixels().

Referenced by directionKeyPressEvent().

◆ whatIsVisibleOfTheSelectionRectangle()

PolygonType pappso::BasePlotWidget::whatIsVisibleOfTheSelectionRectangle ( )
virtual

Definition at line 3154 of file baseplotwidget.cpp.

3155{
3156 // There are four lines that make the selection polygon. We want to know
3157 // which lines are visible.
3158
3159 int current_selection_polygon = static_cast<int>(PolygonType::NOT_SET);
3160
3161 if(mp_selectionRectangeLine1->visible())
3162 {
3163 current_selection_polygon |= static_cast<int>(PolygonType::TOP_LINE);
3164 // qDebug() << "current_selection_polygon:" << current_selection_polygon;
3165 }
3166 if(mp_selectionRectangeLine2->visible())
3167 {
3168 current_selection_polygon |= static_cast<int>(PolygonType::RIGHT_LINE);
3169 // qDebug() << "current_selection_polygon:" << current_selection_polygon;
3170 }
3171 if(mp_selectionRectangeLine3->visible())
3172 {
3173 current_selection_polygon |= static_cast<int>(PolygonType::BOTTOM_LINE);
3174 // qDebug() << "current_selection_polygon:" << current_selection_polygon;
3175 }
3176 if(mp_selectionRectangeLine4->visible())
3177 {
3178 current_selection_polygon |= static_cast<int>(PolygonType::LEFT_LINE);
3179 // qDebug() << "current_selection_polygon:" << current_selection_polygon;
3180 }
3181
3182 // qDebug() << "returning visibility:" << current_selection_polygon;
3183
3184 return static_cast<PolygonType>(current_selection_polygon);
3185}

References pappso::BOTTOM_LINE, pappso::LEFT_LINE, mp_selectionRectangeLine1, mp_selectionRectangeLine2, mp_selectionRectangeLine3, mp_selectionRectangeLine4, pappso::NOT_SET, pappso::RIGHT_LINE, and pappso::TOP_LINE.

Referenced by mouseReleaseHandlerLeftButton().

◆ xAxisMeasurementSignal

void pappso::BasePlotWidget::xAxisMeasurementSignal ( const BasePlotContext context,
bool  with_delta 
)
signal

◆ yMinMaxOnXAxisCurrentRange() [1/2]

void pappso::BasePlotWidget::yMinMaxOnXAxisCurrentRange ( double &  min,
double &  max,
int  index 
)

◆ yMinMaxOnXAxisCurrentRange() [2/2]

void pappso::BasePlotWidget::yMinMaxOnXAxisCurrentRange ( double &  min,
double &  max,
QCPAbstractPlottable *  plottable_p = nullptr 
)

Member Data Documentation

◆ m_axisLabelX

QString pappso::BasePlotWidget::m_axisLabelX
protected

Definition at line 253 of file baseplotwidget.h.

◆ m_axisLabelY

QString pappso::BasePlotWidget::m_axisLabelY
protected

Definition at line 254 of file baseplotwidget.h.

◆ m_context

BasePlotContext pappso::BasePlotWidget::m_context
protected

Definition at line 256 of file baseplotwidget.h.

Referenced by pappso::DriftSpecTracePlotWidget::DriftSpecTracePlotWidget(), pappso::MassSpecTracePlotWidget::MassSpecTracePlotWidget(), pappso::TicXicChromTracePlotWidget::TicXicChromTracePlotWidget(), axisDoubleClickHandler(), pappso::BaseTracePlotWidget::axisDoubleClickHandler(), axisPan(), pappso::BaseTracePlotWidget::axisPan(), axisReframe(), pappso::BaseTracePlotWidget::axisReframe(), axisRescale(), pappso::BaseTracePlotWidget::axisRescale(), axisZoom(), pappso::BaseTracePlotWidget::axisZoom(), calculateDragDeltas(), pappso::BaseColorMapPlotWidget::currentXaxisRangeIndices(), pappso::BaseColorMapPlotWidget::currentYaxisRangeIndices(), directionKeyPressEvent(), dragDirection(), drawSelectionRectangleAndPrepareZoom(), drawXDeltaFeatures(), drawYDeltaFeatures(), getContext(), horizontalGetGraphCoordNewPointCountPixels(), isVerticalDisplacementAboveThreshold(), keyPressEvent(), pappso::DriftSpecTracePlotWidget::keyPressEvent(), pappso::TicXicChromTracePlotWidget::keyPressEvent(), keyReleaseEvent(), mouseMoveHandler(), mouseMoveHandlerDraggingCursor(), mouseMoveHandlerLeftButtonDraggingCursor(), mouseMoveHandlerNotDraggingCursor(), mouseMoveHandlerRightButtonDraggingCursor(), mousePressHandler(), mousePseudoButtonKeyReleaseEvent(), mouseReleaseHandler(), mouseReleaseHandlerLeftButton(), mouseReleaseHandlerRightButton(), mouseWheelHandler(), pappso::MassSpecTracePlotWidget::refreshBaseContext(), resetSelectionRectangle(), restoreAxesRangeHistory(), update1DSelectionRectangle(), update2DSelectionRectangleSkewed(), update2DSelectionRectangleSquare(), updateContextXandYAxisRanges(), updateSelectionRectangle(), and verticalGetGraphCoordNewPointCountPixels().

◆ m_desc

QString pappso::BasePlotWidget::m_desc = "NOT_SET"
protected

Description of the plot widget.

Definition at line 248 of file baseplotwidget.h.

◆ m_fileName

QString pappso::BasePlotWidget::m_fileName
protected

The name of the data file from which the mass data were read.

Definition at line 251 of file baseplotwidget.h.

◆ m_focusedBrush

QBrush pappso::BasePlotWidget::m_focusedBrush = QBrush(m_focusedColor)
protected

Color used for the background of focused plot.

Definition at line 337 of file baseplotwidget.h.

Referenced by redrawPlotBackground().

◆ m_focusedColor

QColor pappso::BasePlotWidget::m_focusedColor = QColor(Qt::transparent)
protected

Color used for the background of focused plot.

Definition at line 335 of file baseplotwidget.h.

◆ m_lastAxisRangeHistoryIndex

std::size_t pappso::BasePlotWidget::m_lastAxisRangeHistoryIndex = 0
protected

Index of the last axis range history item.

Each time the user modifies the ranges (x/y axis) during panning or zooming of the graph, the new axis ranges are stored in a axis ranges history list. This index allows to point to the last range of that history.

Definition at line 298 of file baseplotwidget.h.

Referenced by resetAxesRangeHistory(), restorePreviousAxesRangeHistory(), and updateAxesRangeHistory().

◆ m_leftMousePseudoButtonKey

int pappso::BasePlotWidget::m_leftMousePseudoButtonKey = Qt::Key_Less
protected

◆ m_mouseMoveHandlerSkipAmount

int pappso::BasePlotWidget::m_mouseMoveHandlerSkipAmount = 10
protected

How many mouse move events must be skipped *‍/.

when the data are so massive that the graph panning becomes sluggish. By default, the value is 10 events to be skipped before accounting one. The "fat data" mouse movement handler mechanism is actuated by using a keyboard key combination. There is no automatic shift between normal processing and "fat data" processing.

Definition at line 316 of file baseplotwidget.h.

Referenced by mouseMoveHandlerLeftButtonDraggingCursor().

◆ m_mouseMoveHandlerSkipCount

int pappso::BasePlotWidget::m_mouseMoveHandlerSkipCount = 0
protected

Counter to handle the "fat data" mouse move event handling.

See also
m_mouseMoveHandlerSkipAmount.

Definition at line 324 of file baseplotwidget.h.

Referenced by mouseMoveHandlerLeftButtonDraggingCursor(), and mouseReleaseHandler().

◆ m_name

QString pappso::BasePlotWidget::m_name = "NOT_SET"
protected

Name of the plot widget.

Definition at line 245 of file baseplotwidget.h.

◆ m_pen

QPen pappso::BasePlotWidget::m_pen
protected

Pen used to draw the graph and textual elements in the plot widget.

Definition at line 340 of file baseplotwidget.h.

Referenced by BasePlotWidget(), createAllAncillaryItems(), getPen(), pappso::BaseTracePlotWidget::setGraphData(), and setPen().

◆ m_rightMousePseudoButtonKey

int pappso::BasePlotWidget::m_rightMousePseudoButtonKey = Qt::Key_Greater
protected

◆ m_shouldTracersBeVisible

bool pappso::BasePlotWidget::m_shouldTracersBeVisible = true
protected

Tells if the tracers should be visible.

Definition at line 275 of file baseplotwidget.h.

Referenced by hideTracers(), keyReleaseEvent(), mouseMoveHandlerDraggingCursor(), mouseMoveHandlerNotDraggingCursor(), mousePressHandler(), and showTracers().

◆ m_unfocusedBrush

QBrush pappso::BasePlotWidget::m_unfocusedBrush = QBrush(m_unfocusedColor)
protected

Color used for the background of unfocused plot.

Definition at line 332 of file baseplotwidget.h.

Referenced by redrawPlotBackground().

◆ m_unfocusedColor

QColor pappso::BasePlotWidget::m_unfocusedColor = QColor("lightgray")
protected

Color used for the background of unfocused plot.

Definition at line 330 of file baseplotwidget.h.

◆ m_xAxisRangeHistory

std::vector<QCPRange *> pappso::BasePlotWidget::m_xAxisRangeHistory
protected

List of x axis ranges occurring during the panning zooming actions.

Definition at line 301 of file baseplotwidget.h.

Referenced by ~BasePlotWidget(), resetAxesRangeHistory(), restoreAxesRangeHistory(), and updateAxesRangeHistory().

◆ m_yAxisRangeHistory

std::vector<QCPRange *> pappso::BasePlotWidget::m_yAxisRangeHistory
protected

List of y axis ranges occurring during the panning zooming actions.

Definition at line 304 of file baseplotwidget.h.

Referenced by ~BasePlotWidget(), resetAxesRangeHistory(), restoreAxesRangeHistory(), and updateAxesRangeHistory().

◆ mp_hPosTracerItem

◆ mp_selectionRectangeLine1

QCPItemLine* pappso::BasePlotWidget::mp_selectionRectangeLine1 = nullptr
protected

◆ mp_selectionRectangeLine2

◆ mp_selectionRectangeLine3

◆ mp_selectionRectangeLine4

◆ mp_vEndTracerItem

◆ mp_vPosTracerItem

◆ mp_vStartTracerItem

QCPItemLine* pappso::BasePlotWidget::mp_vStartTracerItem = nullptr
protected

◆ mp_xDeltaTextItem

QCPItemText* pappso::BasePlotWidget::mp_xDeltaTextItem = nullptr
protected

Text describing the x-axis delta value during a drag operation.

Definition at line 271 of file baseplotwidget.h.

Referenced by createAllAncillaryItems(), drawSelectionRectangleAndPrepareZoom(), drawXDeltaFeatures(), hideAllPlotItems(), mouseReleaseHandler(), and mouseReleaseHandlerRightButton().

◆ mp_yDeltaTextItem

QCPItemText* pappso::BasePlotWidget::mp_yDeltaTextItem = nullptr
protected

The documentation for this class was generated from the following files: