CursorPainter.hh

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/*===========================================================================*\
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*   $Revision$                                                       *
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\*===========================================================================*/

#ifndef CURSORPAINTER_HH
#define CURSORPAINTER_HH

//== INCLUDES =================================================================

#include <QObject>
#include <QCursor>
#include <QVector>
#include <QRectF>

#include <ACG/GL/GLState.hh>
#include <OpenFlipper/common/GlobalDefines.hh>

//== NAMESPACES ===============================================================

//== FORWARDDECLARATIONS ======================================================
class glViewer;

//== CLASS DEFINITION =========================================================


class DLLEXPORT CursorPainter : public QObject
{
 Q_OBJECT

  public:
    CursorPainter (QObject *_parent = 0);

    ~CursorPainter ();

    void setCursor (const QCursor &_cursor);

    void initializeGL ();

    void registerViewer (glViewer *_viewer);

    void paintCursor (ACG::GLState *_state);

    void updateCursorPosition (QPointF _scenePos);

    QPointF cursorPosition ();

    void setEnabled (bool _enabled);

    void setForceNative (bool _enabled);

    bool enabled ();

    void setMouseIn (bool _in);

    QRectF cursorBoundingBox ();

  private:
    // Create a texture for the cursor
    void cursorToTexture ();
    void cursorToCursor ();

  private:
    QCursor cursor_;
    QCursor nativeCursor_;
    QPointF cursorPos_;

    bool initialized_;

    QVector<glViewer *> views_;

    bool enabled_;
    bool mouseIn_;
    bool forceNative_;

    // x and y offset between click position and texture (hotspot)
    int xOff_;
    int yOff_;
    GLuint texture_;
    bool hasCursor_;
};

//=============================================================================
#endif
//=============================================================================