Horizon
tool_draw_arc.hpp
1 #pragma once
2 #include "core.hpp"
3 #include "tool_helper_line_width_setting.hpp"
4 
5 namespace horizon {
6 
8 public:
9  ToolDrawArc(Core *c, ToolID tid);
10  ToolResponse begin(const ToolArgs &args) override;
11  ToolResponse update(const ToolArgs &args) override;
12  bool can_begin() override;
13  void apply_settings() override;
14 
15 private:
16  enum class DrawArcState { FROM, TO, CENTER };
17  DrawArcState state;
18  Junction *temp_junc = 0;
19  Junction *from_junc = 0;
20  Junction *to_junc = 0;
21  Arc *temp_arc = 0;
22  Junction *make_junction(const Coordi &coords);
23  void update_tip();
24 };
25 } // namespace horizon
horizon::ToolDrawArc
Definition: tool_draw_arc.hpp:7
horizon::ToolDrawArc::begin
ToolResponse begin(const ToolArgs &args) override
Gets called right after the constructor has finished.
Definition: tool_draw_arc.cpp:31
horizon::ToolDrawArc::can_begin
bool can_begin() override
Definition: tool_draw_arc.cpp:17
horizon::ToolHelperLineWidthSetting
Definition: tool_helper_line_width_setting.hpp:6
horizon::Arc
Graphical arc.
Definition: arc.hpp:20
horizon::Coord< int64_t >
horizon::Core
Where Tools and and documents meet.
Definition: core.hpp:240
horizon::Junction
A Junction is a point in 2D-Space.
Definition: junction.hpp:25
horizon::ToolResponse
To signal back to the core what the Tool did, a Tool returns a ToolResponse.
Definition: core.hpp:52
horizon::ToolArgs
This is what a Tool receives when the user did something.
Definition: core.hpp:26
horizon::ToolDrawArc::update
ToolResponse update(const ToolArgs &args) override
Gets called whenever the user generated some sort of input.
Definition: tool_draw_arc.cpp:61