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413618454b
Holding Shift key will constrain the LineTool's line angle to 15 degrees increments. Many graphics editors have similar feature.
30 lines
857 B
C++
30 lines
857 B
C++
#pragma once
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#include "Tool.h"
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#include <LibDraw/Point.h>
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class GMenu;
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class LineTool final : public Tool {
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public:
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LineTool();
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virtual ~LineTool() override;
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virtual void on_mousedown(GMouseEvent&) override;
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virtual void on_mousemove(GMouseEvent&) override;
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virtual void on_mouseup(GMouseEvent&) override;
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virtual void on_contextmenu(GContextMenuEvent&) override;
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virtual void on_second_paint(GPaintEvent&) override;
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virtual void on_keydown(GKeyEvent&) override;
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virtual void on_keyup(GKeyEvent&) override;
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private:
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virtual const char* class_name() const override { return "LineTool"; }
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GMouseButton m_drawing_button { GMouseButton::None };
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Point m_line_start_position;
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Point m_line_end_position;
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RefPtr<GMenu> m_context_menu;
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int m_thickness { 1 };
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bool m_constrain_angle { false };
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};
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