- wxDC();
- ~wxDC();
-
- virtual void BeginDrawing() {}
- virtual void EndDrawing() {}
-
- virtual bool Ok() const;
-
- virtual void FloodFill( long x, long y, const wxColour& col, int style=wxFLOOD_SURFACE ) = 0;
- inline void FloodFill(const wxPoint& pt, const wxColour& col, int style=wxFLOOD_SURFACE)
- {
- FloodFill(pt.x, pt.y, col, style);
- }
- virtual bool GetPixel( long x, long y, wxColour *col ) const = 0;
- inline bool GetPixel(const wxPoint& pt, wxColour *col) const
- {
- return GetPixel(pt.x, pt.y, col);
- }
-
- virtual void DrawLine( long x1, long y1, long x2, long y2 ) = 0;
- inline void DrawLine(const wxPoint& pt1, const wxPoint& pt2)
- {
- DrawLine(pt1.x, pt1.y, pt2.x, pt2.y);
- }
- virtual void CrossHair( long x, long y ) = 0;
- inline void CrossHair(const wxPoint& pt)
- {
- CrossHair(pt.x, pt.y);
- }
- virtual void DrawArc( long x1, long y1, long x2, long y2, double xc, double yc );
- inline void DrawArc(const wxPoint& pt1, const wxPoint& pt2, const wxPoint& centre)
- {
- DrawArc(pt1.x, pt1.y, pt2.x, pt2.y, centre.x, centre.y);
- }
- virtual void DrawEllipticArc( long x, long y, long width, long height, double sa, double ea ) = 0;
- virtual void DrawEllipticArc (const wxPoint& pt, const wxSize& sz, double sa, double ea)
- {
- DrawEllipticArc(pt.x, pt.y, sz.x, sz.y, sa, ea);
- }
- virtual void DrawPoint( long x, long y ) = 0;
- inline void DrawPoint(const wxPoint& pt)
- {
- DrawPoint(pt.x, pt.y);
- }
- virtual void DrawPoint( wxPoint& point );
-
- virtual void DrawLines( int n, wxPoint points[], long xoffset = 0, long yoffset = 0 ) = 0;
- virtual void DrawLines( wxList *points, long xoffset = 0, long yoffset = 0 );
- virtual void DrawPolygon( int n, wxPoint points[], long xoffset = 0, long yoffset = 0,
- int fillStyle=wxODDEVEN_RULE ) = 0;
- virtual void DrawPolygon( wxList *lines, long xoffset = 0, long yoffset = 0,
- int fillStyle=wxODDEVEN_RULE );
-
- virtual void DrawRectangle( long x, long y, long width, long height ) = 0;
- inline void DrawRectangle(const wxPoint& pt, const wxSize& sz)
- {
- DrawRectangle(pt.x, pt.y, sz.x, sz.y);
- }
- inline void DrawRectangle(const wxRect& rect)
- {
- DrawRectangle(rect.x, rect.y, rect.width, rect.height);
- }
- virtual void DrawRoundedRectangle( long x, long y, long width, long height, double radius = 20.0 ) = 0;
- inline void DrawRoundedRectangle(const wxPoint& pt, const wxSize& sz, double radius = 20.0)
- {
- DrawRoundedRectangle(pt.x, pt.y, sz.x, sz.y, radius);
- }
- inline void DrawRoundedRectangle(const wxRect& rect, double radius = 20.0)
- {
- DrawRoundedRectangle(rect.x, rect.y, rect.width, rect.height, radius);
- }
- virtual void DrawEllipse( long x, long y, long width, long height ) = 0;
- inline void DrawEllipse(const wxPoint& pt, const wxSize& sz)
- {
- DrawEllipse(pt.x, pt.y, sz.x, sz.y);
- }
- inline void DrawEllipse(const wxRect& rect)
- {
- DrawEllipse(rect.x, rect.y, rect.width, rect.height);
- }
-
- virtual void DrawSpline( long x1, long y1, long x2, long y2, long x3, long y3 );
- virtual void DrawSpline( wxList *points ) = 0;
- virtual void DrawSpline( int n, wxPoint points[] );
-
- virtual bool CanDrawBitmap(void) const = 0;
- virtual void DrawIcon( const wxIcon &icon, long x, long y ) = 0;
- inline void DrawIcon( const wxIcon& icon, const wxPoint& pt )
- {
- DrawIcon(icon, pt.x, pt.y);
- }
- virtual void DrawBitmap( const wxBitmap &bmp, long x, long y, bool useMask=FALSE ) = 0;
- inline void DrawBitmap( const wxBitmap& bitmap, const wxPoint& pt, bool useMask=FALSE )
- {
- DrawBitmap(bitmap, pt.x, pt.y, useMask );
- }
- virtual bool Blit( long xdest, long ydest,
- long width, long height,
- wxDC *source,
- long xsrc, long ysrc,
- int logical_func=wxCOPY,
- bool useMask=FALSE ) = 0;
- inline bool Blit( const wxPoint& destPt,
- const wxSize& sz,
- wxDC *source,
- const wxPoint& srcPt,
- int rop = wxCOPY,
- bool useMask=FALSE)
- {
- return Blit(destPt.x, destPt.y, sz.x, sz.y, source, srcPt.x, srcPt.y, rop, useMask);
- }
-
- virtual void DrawText( const wxString &text, long x, long y, bool use16 = FALSE ) = 0;
- inline void DrawText(const wxString& text, const wxPoint& pt, bool use16bit = FALSE )
- {
- DrawText(text, pt.x, pt.y, use16bit);
- }
- virtual bool CanGetTextExtent(void) const = 0;
- virtual void GetTextExtent( const wxString &string,
- long *width, long *height,
- long *descent = (long *) NULL,
- long *externalLeading = (long *) NULL,
- wxFont *theFont = (wxFont *) NULL,
- bool use16 = FALSE ) = 0;
- virtual long GetCharWidth(void) = 0;
- virtual long GetCharHeight(void) = 0;
-
- virtual void Clear() = 0;
-
- virtual void SetFont( const wxFont &font ) = 0;
- virtual wxFont& GetFont() const { return (wxFont&)m_font; };
-
- virtual void SetPen( const wxPen &pen ) = 0;
- virtual wxPen& GetPen() const { return (wxPen&)m_pen; };
-
- virtual void SetBrush( const wxBrush &brush ) = 0;
- virtual wxBrush& GetBrush() const { return (wxBrush&)m_brush; };
-
- virtual void SetBackground( const wxBrush &brush ) = 0;
- virtual wxBrush& GetBackground() const { return (wxBrush&)m_backgroundBrush; };
-
- virtual void SetLogicalFunction( int function ) = 0;
- virtual int GetLogicalFunction() { return m_logicalFunction; };
-
- virtual void SetTextForeground( const wxColour &col );
- virtual void SetTextBackground( const wxColour &col );
- virtual wxColour& GetTextBackground() const { return (wxColour&)m_textBackgroundColour; };
- virtual wxColour& GetTextForeground() const { return (wxColour&)m_textForegroundColour; };
-
- virtual void SetBackgroundMode( int mode ) = 0;
- virtual int GetBackgroundMode() { return m_backgroundMode; };
-
- virtual void SetPalette( const wxPalette& palette ) = 0;
- void SetColourMap( const wxPalette& palette ) { SetPalette(palette); };
-
- // the first two must be overridden and called
- virtual void DestroyClippingRegion(void);
- virtual void SetClippingRegion( long x, long y, long width, long height );
- virtual void GetClippingBox( long *x, long *y, long *width, long *height ) const;
- virtual void SetClippingRegion( const wxRegion ®ion ) = 0;
-
- virtual long MinX() const { return m_minX; }
- virtual long MaxX() const { return m_maxX; }
- virtual long MinY() const { return m_minY; }
- virtual long MaxY() const { return m_maxY; }
-
- // Size in device units
- virtual void GetSize( int* width, int* height ) const;
- inline wxSize GetSize(void) const { int w, h; GetSize(&w, &h); return wxSize(w, h); }
-
- // Size in millimetres
- virtual void GetSizeMM( int* width, int* height ) const;
- inline wxSize GetSizeMM(void) const { int w, h; GetSizeMM(&w, &h); return wxSize(w, h); }
-
- // Resolution in pixels per logical inch
- virtual wxSize GetPPI(void) const;
-
- virtual bool StartDoc( const wxString& WXUNUSED(message) ) { return TRUE; }
- virtual void EndDoc() {}
- virtual void StartPage() {}
- virtual void EndPage() {}
-
- virtual void SetMapMode( int mode );
- virtual int GetMapMode(void) const { return m_mappingMode; };
-
- virtual void SetUserScale( double x, double y );
- virtual void GetUserScale( double *x, double *y );
- virtual void SetLogicalScale( double x, double y );
- virtual void GetLogicalScale( double *x, double *y );
-
- virtual void SetLogicalOrigin( long x, long y );
- virtual void GetLogicalOrigin( long *x, long *y );
- virtual void SetDeviceOrigin( long x, long y );
- virtual void GetDeviceOrigin( long *x, long *y );
-
- virtual void SetAxisOrientation( bool xLeftRight, bool yBottomUp );
-
- virtual void SetOptimization( bool WXUNUSED(optimize) ) {}
- virtual bool GetOptimization() { return m_optimize; }
-
- virtual long DeviceToLogicalX(long x) const;
- virtual long DeviceToLogicalY(long y) const;
- virtual long DeviceToLogicalXRel(long x) const;
- virtual long DeviceToLogicalYRel(long y) const;
- virtual long LogicalToDeviceX(long x) const;
- virtual long LogicalToDeviceY(long y) const;
- virtual long LogicalToDeviceXRel(long x) const;
- virtual long LogicalToDeviceYRel(long y) const;
-
- // implementation
-
- void CalcBoundingBox( long x, long y );
- void ComputeScaleAndOrigin();
-
- long XDEV2LOG(long x) const
- {
- long new_x = x - m_deviceOriginX;
- if (new_x > 0)
- return (long)((double)(new_x) / m_scaleX + 0.5) * m_signX + m_logicalOriginX;
- else
- return (long)((double)(new_x) / m_scaleX - 0.5) * m_signX + m_logicalOriginX;
- }
- long XDEV2LOGREL(long x) const
- {
- if (x > 0)
- return (long)((double)(x) / m_scaleX + 0.5);
- else
- return (long)((double)(x) / m_scaleX - 0.5);
- }
- long YDEV2LOG(long y) const
- {
- long new_y = y - m_deviceOriginY;
- if (new_y > 0)
- return (long)((double)(new_y) / m_scaleY + 0.5) * m_signY + m_logicalOriginY;
- else
- return (long)((double)(new_y) / m_scaleY - 0.5) * m_signY + m_logicalOriginY;
- }
- long YDEV2LOGREL(long y) const
- {
- if (y > 0)
- return (long)((double)(y) / m_scaleY + 0.5);
- else
- return (long)((double)(y) / m_scaleY - 0.5);
- }
- long XLOG2DEV(long x) const
- {
- long new_x = x - m_logicalOriginX;
- if (new_x > 0)
- return (long)((double)(new_x) * m_scaleX + 0.5) * m_signX + m_deviceOriginX;
- else
- return (long)((double)(new_x) * m_scaleX - 0.5) * m_signX + m_deviceOriginX;
- }
- long XLOG2DEVREL(long x) const
- {
- if (x > 0)
- return (long)((double)(x) * m_scaleX + 0.5);
- else
- return (long)((double)(x) * m_scaleX - 0.5);
- }
- long YLOG2DEV(long y) const
- {
- long new_y = y - m_logicalOriginY;
- if (new_y > 0)
- return (long)((double)(new_y) * m_scaleY + 0.5) * m_signY + m_deviceOriginY;
- else
- return (long)((double)(new_y) * m_scaleY - 0.5) * m_signY + m_deviceOriginY;
- }
- long YLOG2DEVREL(long y) const
- {
- if (y > 0)
- return (long)((double)(y) * m_scaleY + 0.5);
- else
- return (long)((double)(y) * m_scaleY - 0.5);
- }
-
-
- public: