QGraphicsIntSlider.hpp

#pragma once
#include <score/graphics/widgets/Constants.hpp>
#include <score/graphics/widgets/QGraphicsSliderBase.hpp>
 
#include <QGraphicsItem>
#include <QObject>
 
#include <score_lib_base_export.h>
 
#include <verdigris>
 
namespace score
{
class SCORE_LIB_BASE_EXPORT QGraphicsIntSlider final
    : public QObject
    , public QGraphicsSliderBase<QGraphicsIntSlider>
{
  W_OBJECT(QGraphicsIntSlider)
  SCORE_GRAPHICS_ITEM_TYPE(60)
  friend struct DefaultControlImpl;
  friend struct DefaultGraphicsSliderImpl;
  friend struct QGraphicsSliderBase<QGraphicsIntSlider>;
  int m_value{}, m_execValue{};
  bool m_grab{};
  bool m_hasExec{};
 
public:
  int min{}, max{}, init{};
 
  explicit QGraphicsIntSlider(QGraphicsItem* parent);
  ~QGraphicsIntSlider();
 
  double from01(double v) const noexcept;
  double unmap(double v) const noexcept;
  double map(double v) const noexcept;
 
  void setValue(int v);
  void setExecutionValue(int v);
  void resetExecution();
  void setRange(int min, int max, int init);
  int value() const;
 
  bool moving = false;
 
public:
  void sliderMoved() E_SIGNAL(SCORE_LIB_BASE_EXPORT, sliderMoved)
  void sliderReleased() E_SIGNAL(SCORE_LIB_BASE_EXPORT, sliderReleased)
 
private:
  void mousePressEvent(QGraphicsSceneMouseEvent* event) override;
  void mouseMoveEvent(QGraphicsSceneMouseEvent* event) override;
  void mouseReleaseEvent(QGraphicsSceneMouseEvent* event) override;
  void paint(QPainter* painter, const QStyleOptionGraphicsItem* option, QWidget* widget)
      override;
  double getHandleX() const;
  double getExecHandleX() const;
};
}