Shamusworld >> Repos - architektonas/blob - src/widgets/qg_graphicview.h

   1 #ifndef QG_GRAPHICVIEW_H
   2 #define QG_GRAPHICVIEW_H
   3
   4 #include <QtGui>
   5 #include "graphicview.h"
   6
   7 class Document;
   8 class PaintInterface;
   9 class Preview;
  10
  11 /**
  12  * This is the Qt implementation of a widget which can view a
  13  * graphic.
  14  *
  15  * Instances of this class can be linked to layer lists using
  16  * addLayerListListener().
  17  */
  18 class QG_GraphicView: public QWidget, public GraphicView//, public Q3FilePreview
  19 {
  20         Q_OBJECT
  21
  22         public:
  23                 QG_GraphicView(QWidget * parent = 0, const char * name = 0, Qt::WindowFlags f = 0);
  24                 QG_GraphicView(Document * doc, QWidget * parent = 0);
  25                 virtual ~QG_GraphicView();
  26
  27                 virtual int getWidth();
  28                 virtual int getHeight();
  29                 virtual void redraw();
  30                 virtual void adjustOffsetControls();
  31                 virtual void adjustZoomControls();
  32                 virtual void setBackground(const Color & bg);
  33                 virtual void setMouseCursor(RS2::CursorType c);
  34                 virtual void updateGridStatusWidget(const QString & text);
  35
  36 // This is just crap. Why have a klunky listener interface when we have slots/signals???
  37 // That's what I thought!!!
  38                 // Methods from LayerListListener Interface:
  39 //              virtual void layerEdited(Layer *);
  40 //              virtual void layerRemoved(Layer *);
  41 //              virtual void layerToggled(Layer *);
  42
  43         protected:
  44                 virtual void emulateMouseMoveEvent();
  45                 virtual void mousePressEvent(QMouseEvent * e);
  46                 virtual void mouseReleaseEvent(QMouseEvent * e);
  47                 virtual void mouseMoveEvent(QMouseEvent * e);
  48                 virtual void tabletEvent(QTabletEvent * e);
  49                 virtual void leaveEvent(QEvent *);
  50                 virtual void enterEvent(QEvent *);
  51                 virtual void focusInEvent(QFocusEvent *);
  52                 virtual void focusOutEvent(QFocusEvent *);
  53                 virtual void wheelEvent(QWheelEvent * e);
  54                 virtual void keyPressEvent(QKeyEvent * e);
  55                 virtual void keyReleaseEvent(QKeyEvent * e);
  56
  57                 void paintEvent(QPaintEvent *);
  58                 virtual void resizeEvent(QResizeEvent * e);
  59
  60 #warning "!!! File preview needs porting to Qt4 !!!"
  61 //              void previewUrl(const Q3Url &u);
  62
  63         private:
  64                 void CommonInitialization(void);
  65
  66         private slots:
  67                 void slotHScrolled(int value);
  68                 void slotVScrolled(int value);
  69
  70 //      private:
  71 //#warning "!!! Double buffering is not necessary anymore !!!"
  72 //              //! Buffer for double-buffering
  73 //              QPixmap * buffer;
  74 //              int refCount;
  75
  76 #if 0
  77         protected:
  78                 int lastWidth;
  79                 int lastHeight;
  80                 //! Horizontal scrollbar.
  81                 QScrollBar * hScrollBar;
  82                 //! Vertical scrollbar.
  83                 QScrollBar * vScrollBar;
  84                 //! Layout used to fit in the view and the scrollbars.
  85                 QGridLayout * layout;
  86                 //! Label for grid spacing.
  87                 QLabel * gridStatus;
  88                 //! CAD mouse cursor
  89                 QCursor * curCad;
  90                 //! Delete mouse cursor
  91                 QCursor * curDel;
  92                 //! Select mouse cursor
  93                 QCursor * curSelect;
  94                 //! Magnifying glass mouse cursor
  95                 QCursor * curMagnifier;
  96                 //! Hand mouse cursor
  97                 QCursor * curHand;
  98 #endif
  99 };
 100
 101 #endif