Minimap.hpp

#pragma once
 
#include <Process/TimeValue.hpp>
 
#include <QGraphicsItem>
 
#include <score_plugin_scenario_export.h>
 
#include <verdigris>
class QGraphicsView;
namespace Scenario
{
class SCORE_PLUGIN_SCENARIO_EXPORT Minimap final
    : public QObject
    , public QGraphicsItem
{
  W_OBJECT(Minimap)
  Q_INTERFACES(QGraphicsItem)
public:
  Minimap(QGraphicsView* vp);
  void setWidth(double);
  double width() const { return m_width; }
  double leftHandle() const { return m_leftHandle; }
  double rightHandle() const { return m_rightHandle; }
 
  // These do not send notification
  void setMinDistance(double);
  void setLeftHandle(double);
  void setRightHandle(double);
  void setHandles(double l, double r);
 
  // This one sends visibleRectChanged
  void modifyHandles(double l, double r);
 
  // Used when reloading because we don't want clamping to apply
  void restoreHandles(double l, double r);
 
  void setLargeView();
  void zoomIn();
  void zoomOut();
  void zoom(double z);
 
public:
  void rescale() W_SIGNAL(rescale);
  void visibleRectChanged(double l, double r) W_SIGNAL(visibleRectChanged, l, r);
 
private:
  QRectF boundingRect() const override;
  void paint(QPainter* painter, const QStyleOptionGraphicsItem* option, QWidget* widget)
      override;
 
  void mousePressEvent(QGraphicsSceneMouseEvent*) override;
  void mouseMoveEvent(QGraphicsSceneMouseEvent*) override;
  void mouseReleaseEvent(QGraphicsSceneMouseEvent*) override;
  void mouseDoubleClickEvent(QGraphicsSceneMouseEvent*) final override;
 
  void hoverEnterEvent(QGraphicsSceneHoverEvent*) override;
  void hoverMoveEvent(QGraphicsSceneHoverEvent*) override;
  void hoverLeaveEvent(QGraphicsSceneHoverEvent*) override;
 
  static const constexpr double m_height{20.};
 
  QGraphicsView* m_viewport{};
  double m_leftHandle{};
  double m_rightHandle{};
  double m_width{100.};
  double m_minDist{10.};
  QPointF m_startPos{};
  double m_startY{};
  double m_relativeStartX{};
 
  bool m_gripLeft{false};
  bool m_gripRight{false};
  bool m_gripMid{false};
  bool m_setCursor{false};
};
}