Class BusyPainter

    • Constructor Detail

      • BusyPainter

        public BusyPainter()
        Creates new busy painter initialized to the shape of circle and bounds size 26x26 points.
      • BusyPainter

        public BusyPainter​(int height)
        Creates new painter initialized to the shape of circle and bounds of square of specified height.
        Parameters:
        height - Painter height.
      • BusyPainter

        public BusyPainter​(Shape point,
                           Shape trajectory)
        Initializes painter to the specified trajectory and and point shape. Bounds are dynamically calculated to so the specified trajectory fits in.
        Parameters:
        point - Point shape.
        trajectory - Trajectory shape.
    • Method Detail

      • getScaledDefaultTrajectory

        protected static Shape getScaledDefaultTrajectory​(int height)
      • getScaledDefaultPoint

        protected static Shape getScaledDefaultPoint​(int height)
      • init

        protected void init​(Shape point,
                            Shape trajectory,
                            Color baseColor,
                            Color highlightColor)
        Initializes painter to provided shapes and default colors.
        Parameters:
        point - Point shape.
        trajectory - Trajectory shape.
      • doPaint

        protected void doPaint​(Graphics2D g,
                               Object t,
                               int width,
                               int height)
        Description copied from class: AbstractPainter
        Subclasses must implement this method and perform custom painting operations here.
        Specified by:
        doPaint in class AbstractPainter<Object>
        Parameters:
        g - The Graphics2D object in which to paint
      • isPaintCentered

        public boolean isPaintCentered()
        Gets value of centering hint. If true, shape will be positioned in the center of painted area.
        Returns:
        Whether shape will be centered over painting area or not.
      • getXY

        public static Point2D.Float getXY​(float t,
                                          Point2D.Float begin,
                                          Point2D.Float ctrl,
                                          Point2D.Float end)
        Calculates relative position of the point on the quad curve in time t<0,1>.
        Parameters:
        t - distance on the curve
        ctrl - Control point in rel coords
        end - End point in rel coords
        Returns:
        Solution of the quad equation for time T in non complex space in rel coords.
      • getFrame

        public int getFrame()
        Gets current frame.
        Returns:
        Current frame.
      • setFrame

        public void setFrame​(int frame)
        Sets current frame.
        Parameters:
        frame - Current frame.
      • getBaseColor

        public Color getBaseColor()
        Gets base color.
        Returns:
        Base color.
      • setBaseColor

        public void setBaseColor​(Color baseColor)
        Sets new base color. Bound property.
        Parameters:
        baseColor - Base color.
      • getHighlightColor

        public Color getHighlightColor()
        Gets highlight color.
        Returns:
        Current highlight color.
      • setHighlightColor

        public void setHighlightColor​(Color highlightColor)
        Sets new highlight color. Bound property.
        Parameters:
        highlightColor - New highlight color.
      • getPoints

        public int getPoints()
        Gets total amount of distinct points in spinner.
        Returns:
        Total amount of points.
      • setPoints

        public void setPoints​(int points)
        Sets total amount of points in spinner. Bound property.
        Parameters:
        points - Total amount of points.
      • getTrailLength

        public int getTrailLength()
        Gets length of trail in number of points.
        Returns:
        Trail lenght.
      • setTrailLength

        public void setTrailLength​(int trailLength)
        Sets length of the trail in points. Bound property.
        Parameters:
        trailLength - Trail length in points.
      • getPointShape

        public final Shape getPointShape()
        Gets shape of current point.
        Returns:
        Shape of the point.
      • setPointShape

        public final void setPointShape​(Shape pointShape)
        Sets new point shape. Bound property.
        Parameters:
        pointShape - new Shape.
      • getTrajectory

        public final Shape getTrajectory()
        Gets current trajectory.
        Returns:
        Current spinner trajectory .
      • setTrajectory

        public final void setTrajectory​(Shape trajectory)
        Sets new trajectory. Expected trajectory have to be closed shape. Bound property.
        Parameters:
        trajectory - New trajectory.
      • setDirection

        public void setDirection​(JXBusyLabel.Direction dir)
        Sets new spinning direction.
        Parameters:
        dir - Spinning direction.
      • getDirection

        public JXBusyLabel.Direction getDirection()
        Gets current direction of spinning.
        Returns:
        Current spinning direction.
      • setPaintCentered

        public void setPaintCentered​(boolean paintCentered)
        Centers shape in the area covered by the painter.
        Parameters:
        paintCentered - Centering hint.