ruler.h

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#pragma once
 
#include <canvas/controls/canvas-control.h>
 
 
namespace Controls {
 
    class Ruler : public CanvasControl {
    public:
        explicit Ruler(Canvas *canvas) : CanvasControl(canvas) {}
 
        void paint(QPainter *painter) override;
 
        bool isActive() override;
 
    private:
        qreal getScaleStep();
        void drawHorizontalRuler(QPainter *painter, qreal step, int thickness, const QPen& line_pen, const QColor& ruler_color);
        void drawVerticalRuler(QPainter *painter, qreal step, int thickness, const QPen& line_pen, const QColor& ruler_color);
    };
}