Horizon
tool_draw_line.hpp
1 #pragma once
2 #include "core.hpp"
3 
4 namespace horizon {
5 
6 class ToolDrawLine : public ToolBase {
7 public:
8  ToolDrawLine(Core *c, ToolID tid);
9  ToolResponse begin(const ToolArgs &args) override;
10  ToolResponse update(const ToolArgs &args) override;
11  bool can_begin() override;
12  bool handles_esc() override
13  {
14  return true;
15  }
16 
17 private:
18  Junction *temp_junc = 0;
19  Line *temp_line = 0;
20  void update_tip();
21  bool first_line = true;
22 };
23 } // namespace horizon
This is what a Tool receives when the user did something.
Definition: core.hpp:108
Graphical line.
Definition: line.hpp:19
bool handles_esc() override
Definition: tool_draw_line.hpp:12
ToolResponse update(const ToolArgs &args) override
Gets called whenever the user generated some sort of input.
Definition: tool_draw_line.cpp:43
bool can_begin() override
Definition: tool_draw_line.cpp:12
Definition: tool_draw_line.hpp:6
Where Tools and and documents meet.
Definition: core.hpp:249
ToolResponse begin(const ToolArgs &args) override
Gets called right after the constructor has finished.
Definition: tool_draw_line.cpp:17
To signal back to the core what the Tool did, a Tool returns a ToolResponse.
Definition: core.hpp:126
Definition: block.cpp:7
Common interface for all Tools.
Definition: core.hpp:170
A Junction is a point in 2D-Space.
Definition: junction.hpp:25