X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/86b29a6122ae09d47995bc8f8919cb96a6ca18c7..2d120f8391920145647ec10e84629bc21fa9f1bb:/include/wx/gtk/dc.h diff --git a/include/wx/gtk/dc.h b/include/wx/gtk/dc.h index 35b9424414..7f4503fb6e 100644 --- a/include/wx/gtk/dc.h +++ b/include/wx/gtk/dc.h @@ -2,10 +2,9 @@ // Name: dc.h // Purpose: // Author: Robert Roebling -// Created: 01/02/97 -// Id: -// Copyright: (c) 1998 Robert Roebling, Julian Smart and Markus Holzem -// Licence: wxWindows licence +// Id: $Id$ +// Copyright: (c) 1998 Robert Roebling +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// @@ -35,14 +34,14 @@ class wxDC; // constants //----------------------------------------------------------------------------- -#define MM_TEXT 0 -#define MM_ISOTROPIC 1 -#define MM_ANISOTROPIC 2 -#define MM_LOMETRIC 3 -#define MM_HIMETRIC 4 -#define MM_TWIPS 5 -#define MM_POINTS 6 -#define MM_METRIC 7 +#define MM_TEXT 0 +#define MM_ISOTROPIC 1 +#define MM_ANISOTROPIC 2 +#define MM_LOMETRIC 3 +#define MM_HIMETRIC 4 +#define MM_TWIPS 5 +#define MM_POINTS 6 +#define MM_METRIC 7 //----------------------------------------------------------------------------- // global variables @@ -58,207 +57,282 @@ class wxDC: public wxObject { DECLARE_ABSTRACT_CLASS(wxDC) - public: +public: + + 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 ); - wxDC(void); - ~wxDC(void); - - void BeginDrawing(void) {}; - void EndDrawing(void) {}; - - virtual bool Ok(void) const { return m_ok; }; - - virtual void FloodFill( long x1, long y1, wxColour *col, int style=wxFLOOD_SURFACE ) = 0; - virtual bool GetPixel( long x1, long y1, wxColour *col ) const = 0; - - virtual void DrawLine( long x1, long y1, long x2, long y2 ) = 0; - virtual void CrossHair( long x, long y ) = 0; - virtual void DrawArc( long x1, long y1, long x2, long y2, double xc, double yc ); - virtual void DrawEllipticArc( long x, long y, long width, long height, double sa, double ea ) = 0; - virtual void DrawPoint( long x, long y ) = 0; - 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, + 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, + 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; - virtual void DrawRoundedRectangle( long x, long y, long width, long height, double radius = 20.0 ) = 0; - virtual void DrawEllipse( long x, long y, long width, long height ) = 0; - - virtual void DrawSpline( long x1, long y1, long x2, long y2, long x3, long y3 ); - virtual void DrawSpline( wxList *points ); - virtual void DrawSpline( int n, wxPoint points[] ); - - virtual bool CanDrawBitmap(void) const = 0; - virtual void DrawIcon( const wxIcon &icon, long x, long y ) - { DrawIcon( icon, x, y, TRUE ); } - virtual void DrawIcon( const wxIcon &icon, long x, long y, bool useMask ); - void DrawBitmap( const wxBitmap &bmp, long x, long y, bool useMask=FALSE ) - { DrawIcon( *((wxIcon*)(&bmp)), x, 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; - - virtual void DrawText( const wxString &text, long x, long y, bool use16 = FALSE ) = 0; - virtual bool CanGetTextExtent(void) const = 0; - virtual void GetTextExtent( const wxString &string, long *width, long *height, - long *descent = NULL, long *externalLeading = NULL, - wxFont *theFont = NULL, bool use16 = FALSE ) = 0; - virtual long GetCharWidth(void) = 0; - virtual long GetCharHeight(void) = 0; - - virtual void Clear(void) = 0; - - virtual void SetFont( const wxFont &font ) = 0; - virtual wxFont *GetFont(void) { return &m_font; }; - - virtual void SetPen( const wxPen &pen ) = 0; - virtual wxPen *GetPen(void) { return &m_pen; }; - - virtual void SetBrush( const wxBrush &brush ) = 0; - virtual wxBrush *GetBrush(void) { return &m_brush; }; - - virtual void SetBackground( const wxBrush &brush ) = 0; - virtual wxBrush *GetBackground(void) { return &m_backgroundBrush; }; - - virtual void SetLogicalFunction( int function ) = 0; - virtual int GetLogicalFunction(void) { return m_logicalFunction; }; - - virtual void SetTextForeground( const wxColour &col ); - virtual void SetTextBackground( const wxColour &col ); - virtual wxColour& GetTextBackground(void) const { return (wxColour&)m_textBackgroundColour; }; - virtual wxColour& GetTextForeground(void) const { return (wxColour&)m_textForegroundColour; }; - - virtual void SetBackgroundMode( int mode ) = 0; - virtual int GetBackgroundMode(void) { return m_backgroundMode; }; - - virtual void SetPalette( const wxPalette& palette ) = 0; - void SetColourMap( const wxPalette& palette ) { SetPalette(palette); }; - + + 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 SetClippingRegion( long x, long y, long width, long height ); - virtual void DestroyClippingRegion(void); - virtual void GetClippingBox( long *x, long *y, long *width, long *height ) const; - - virtual inline long MinX(void) const { return m_minX; } - virtual inline long MaxX(void) const { return m_maxX; } - virtual inline long MinY(void) const { return m_minY; } - virtual inline long MaxY(void) const { return m_maxY; } - - virtual void GetSize( int* width, int* height ) const; - inline wxSize GetSize(void) const { int w, h; GetSize(&w, &h); return wxSize(w, h); } - virtual void GetSizeMM( long* width, long* height ) const; - - virtual bool StartDoc( const wxString& WXUNUSED(message) ) { return TRUE; }; - virtual void EndDoc(void) {}; - virtual void StartPage(void) {}; - virtual void EndPage(void) {}; - - 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 SetInternalDeviceOrigin( long x, long y ); - virtual void GetInternalDeviceOrigin( long *x, long *y ); - - virtual void SetAxisOrientation( bool xLeftRight, bool yBottomUp ); - - virtual void SetOptimization( bool WXUNUSED(optimize) ) {}; - virtual bool GetOptimization(void) { 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; + 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; } + + virtual void GetSize( int* width, int* height ) const; + inline wxSize GetSize(void) const { int w, h; GetSize(&w, &h); return wxSize(w, h); } + virtual void GetSizeMM( long* width, long* height ) 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 - public: - void CalcBoundingBox( long x, long y ); - void ComputeScaleAndOrigin(void); - + 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 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); - } + { + 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 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); - } + { + 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 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); - } + { + 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 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); - } - - virtual void DrawOpenSpline( wxList *points ) = 0; - + { + if (y > 0) + return (long)((double)(y) * m_scaleY + 0.5); + else + return (long)((double)(y) * m_scaleY - 0.5); + } + + public: - + bool m_ok; bool m_colour; - + // not sure, what these mean bool m_clipping; // Is clipping on right now ? bool m_isInteractive; // Is GetPixel possible ? @@ -266,44 +340,36 @@ class wxDC: public wxObject bool m_dontDelete; // wxMSW only ? bool m_optimize; // wxMSW only ? wxString m_filename; // Not sure where this belongs. - + wxPen m_pen; wxBrush m_brush; wxBrush m_backgroundBrush; wxColour m_textForegroundColour; wxColour m_textBackgroundColour; wxFont m_font; - + int m_logicalFunction; int m_backgroundMode; int m_textAlignment; // gone in wxWin 2.0 ? - + int m_mappingMode; - + // not sure what for, but what is a mm on a screen you don't know the size of? - double m_mm_to_pix_x,m_mm_to_pix_y; - - long m_internalDeviceOriginX,m_internalDeviceOriginY; // If un-scrolled is non-zero or - // d.o. changes with scrolling. - // Set using SetInternalDeviceOrigin(). - - long m_externalDeviceOriginX,m_externalDeviceOriginY; // To be set by external classes - // such as wxScrolledWindow - // using SetDeviceOrigin() - - long m_deviceOriginX,m_deviceOriginY; // Sum of the two above. - + double m_mm_to_pix_x,m_mm_to_pix_y; + + long m_deviceOriginX,m_deviceOriginY; + long m_logicalOriginX,m_logicalOriginY; // User defined. double m_scaleX,m_scaleY; double m_logicalScaleX,m_logicalScaleY; double m_userScaleX,m_userScaleY; long m_signX,m_signY; - + bool m_needComputeScaleX,m_needComputeScaleY; // not yet used - + float m_scaleFactor; // wxPSDC wants to have this. Will disappear. - + long m_clipX1,m_clipY1,m_clipX2,m_clipY2; long m_minX,m_maxX,m_minY,m_maxY; };