RectRegionMarker.h

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#ifndef CNOID_BASE_RECT_REGION_MARKER_H
#define CNOID_BASE_RECT_REGION_MARKER_H
 
#include "SceneWidgetEventHandler.h"
#include <cnoid/SceneDrawables>
#include <QCursor>
#include "exportdecl.h"
 
namespace cnoid {
 
class PolyhedralRegion;
class RectRegionMarkerImpl;
 
class CNOID_EXPORT RectRegionMarker : public SgViewportOverlay, public SceneWidgetEventHandler
{
public:
    RectRegionMarker();
    ~RectRegionMarker();
 
    void setRect(int x0, int y0, int x1, int y1);
    
    void setEditModeCursor(QCursor cursor);
 
    void startEditing(SceneWidget* sceneWidget);
    bool isEditing() const;
    void finishEditing();
 
    const PolyhedralRegion& region() const;
    SignalProxy<void(const PolyhedralRegion& region)> sigRegionFixed();
 
    virtual void calcViewVolume(double viewportWidth, double viewportHeight, ViewVolume& io_volume) override;
    virtual void onSceneModeChanged(SceneWidgetEvent* event) override;
    virtual bool onButtonPressEvent(SceneWidgetEvent* event) override;
    virtual bool onButtonReleaseEvent(SceneWidgetEvent* event) override;
    virtual bool onPointerMoveEvent(SceneWidgetEvent* event) override;
    virtual bool onContextMenuRequest(SceneWidgetEvent* event, MenuManager* menuManager) override;
 
    SignalProxy<void(SceneWidgetEvent* event, MenuManager* menuManager)> sigContextMenuRequest();
 
private:
    RectRegionMarkerImpl* impl;
};
 
typedef ref_ptr<RectRegionMarker> RectRegionMarkerPtr;
 
}
 
#endif