path-draw.h

Go to the documentation of this file.

#pragma once
 
#include <QMouseEvent>
#include <canvas/controls/canvas-control.h>
 
namespace Controls {
 
  constexpr QPointF invalid_point(-1, -1);
 
  class PathDraw : public CanvasControl {
  public:
    explicit PathDraw(Canvas *canvas);
 
    bool mousePressEvent(QMouseEvent *e) override;
 
    bool mouseMoveEvent(QMouseEvent *e) override;
 
    bool mouseReleaseEvent(QMouseEvent *e) override;
 
    bool keyPressEvent(QKeyEvent *e) override;
 
    bool hoverEvent(QHoverEvent *e, Qt::CursorShape *cursor) override;
 
    void paint(QPainter *painter) override;
 
    void exit() override;
 
    bool hitTest(QPointF canvas_coord);
 
    bool hitOrigin(QPointF canvas_coord);
 
    bool isActive() override;
 
  private:
    QPainterPath working_path_;
    QPointF cursor_;
    bool is_drawing_curve_;
    bool is_closing_curve_;
    QPointF curve_target_;
    QPointF last_ctrl_pt_;
  };
 
}