#ifndef _WX_DC_H_
#define _WX_DC_H_
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
-#pragma interface "dc.h"
-#endif
-
#include "wx/pen.h"
#include "wx/brush.h"
#include "wx/icon.h"
#define MM_METRIC 7
#endif
-//-----------------------------------------------------------------------------
-// global variables
-//-----------------------------------------------------------------------------
-extern int wxPageNumber;
+class wxMacPortStateHelper;
-class wxMacPortStateHelper ;
-class wxMacCGContext ;
-//-----------------------------------------------------------------------------
-// wxDC
-//-----------------------------------------------------------------------------
+#if !wxUSE_GRAPHICS_CONTEXT
+
+class WXDLLEXPORT wxGraphicPath
+{
+public :
+ virtual ~wxGraphicPath() {}
+
+ virtual void MoveToPoint( wxCoord x1, wxCoord y1 ) = 0;
+
+ virtual void AddLineToPoint( wxCoord x1, wxCoord y1 ) = 0;
+
+ virtual void AddQuadCurveToPoint( wxCoord cx1, wxCoord cy1, wxCoord x1, wxCoord y1 ) = 0;
+
+ virtual void AddRectangle( wxCoord x, wxCoord y, wxCoord w, wxCoord h ) = 0;
+
+ virtual void AddCircle( wxCoord x, wxCoord y, wxCoord r ) = 0;
+
+ // draws a an arc to two tangents connecting (current) to (x1,y1) and (x1,y1) to (x2,y2), also a straight line from (current) to (x1,y1)
+ virtual void AddArcToPoint( wxCoord x1, wxCoord y1 , wxCoord x2, wxCoord y2, wxCoord r ) = 0 ;
+
+ virtual void AddArc( wxCoord x, wxCoord y, wxCoord r, double startAngle, double endAngle, bool clockwise ) = 0 ;
+
+ virtual void CloseSubpath() = 0;
+};
+
+class WXDLLEXPORT wxGraphicContext
+{
+public:
+ virtual ~wxGraphicContext() {}
+
+ virtual wxGraphicPath * CreatePath() = 0;
+
+ virtual void PushState() = 0 ;
+
+ virtual void PopState() = 0 ;
+
+ virtual void Clip( const wxRegion ®ion ) = 0;
+
+ virtual void SetPen( const wxPen &pen ) = 0;
+
+ virtual void SetBrush( const wxBrush &brush ) = 0;
+
+ virtual void SetFont( const wxFont &font ) = 0 ;
+
+ virtual void SetTextColor( const wxColour &col ) = 0 ;
+
+ virtual void StrokePath( const wxGraphicPath *path ) = 0;
+
+ virtual void DrawPath( const wxGraphicPath *path, int fillStyle = wxWINDING_RULE ) = 0;
+
+ virtual void FillPath( const wxGraphicPath *path, const wxColor &fillColor, int fillStyle = wxWINDING_RULE ) = 0;
+
+ virtual void DrawBitmap( const wxBitmap &bmp, wxCoord x, wxCoord y, wxCoord w, wxCoord h ) = 0 ;
+
+ virtual void DrawIcon( const wxIcon &icon, wxCoord x, wxCoord y, wxCoord w, wxCoord h ) = 0 ;
+
+ virtual void DrawText( const wxString &str, wxCoord x, wxCoord y, double angle ) = 0 ;
+
+ virtual void GetTextExtent( const wxString &text, wxCoord *width, wxCoord *height,
+ wxCoord *descent, wxCoord *externalLeading ) const = 0 ;
+
+ virtual void GetPartialTextExtents(const wxString& text, wxArrayInt& widths) const = 0 ;
+
+ virtual void Translate( wxCoord dx , wxCoord dy ) = 0 ;
+
+ virtual void Scale( wxCoord xScale , wxCoord yScale ) = 0 ;
+};
class WXDLLEXPORT wxDC: public wxDCBase
{
DECLARE_DYNAMIC_CLASS(wxDC)
DECLARE_NO_COPY_CLASS(wxDC)
- public:
-
+public:
wxDC();
- ~wxDC();
-
+ virtual ~wxDC();
// implement base class pure virtuals
// ----------------------------------
virtual void Clear();
virtual bool StartDoc( const wxString& WXUNUSED(message) ) { return true; }
- virtual void EndDoc(void) {};
+ virtual void EndDoc(void) {}
- virtual void StartPage(void) {};
- virtual void EndPage(void) {};
+ virtual void StartPage(void) {}
+ virtual void EndPage(void) {}
virtual void SetFont(const wxFont& font);
virtual void SetPen(const wxPen& pen);
virtual wxCoord GetCharHeight() const;
virtual wxCoord GetCharWidth() const;
- virtual void DoGetTextExtent(const wxString& string,
- wxCoord *x, wxCoord *y,
- wxCoord *descent = NULL,
- wxCoord *externalLeading = NULL,
- wxFont *theFont = NULL) const;
- virtual bool DoGetPartialTextExtents(const wxString& text, wxArrayInt& widths) const;
virtual bool CanDrawBitmap() const;
virtual bool CanGetTextExtent() const;
virtual void SetAxisOrientation(bool xLeftRight, bool yBottomUp);
virtual void SetLogicalFunction(int function);
- virtual void SetTextForeground(const wxColour& colour) ;
- virtual void SetTextBackground(const wxColour& colour) ;
+ virtual void SetTextForeground(const wxColour& colour);
+ virtual void SetTextBackground(const wxColour& colour);
virtual void ComputeScaleAndOrigin();
- public:
-
+public:
wxCoord XDEV2LOG(wxCoord x) const
{
- long new_x = x - m_deviceOriginX ;
- if (new_x > 0)
- return (wxCoord)((double)(new_x) / m_scaleX + 0.5) * m_signX + m_logicalOriginX;
- else
- return (wxCoord)((double)(new_x) / m_scaleX - 0.5) * m_signX + m_logicalOriginX;
+ return wxRound((double)(x - m_deviceOriginX) / m_scaleX) * m_signX + m_logicalOriginX;
}
wxCoord XDEV2LOGREL(wxCoord x) const
{
- if (x > 0)
- return (wxCoord)((double)(x) / m_scaleX + 0.5);
- else
- return (wxCoord)((double)(x) / m_scaleX - 0.5);
+ return wxRound((double)(x) / m_scaleX);
}
wxCoord YDEV2LOG(wxCoord y) const
{
- long new_y = y - m_deviceOriginY ;
- if (new_y > 0)
- return (wxCoord)((double)(new_y) / m_scaleY + 0.5) * m_signY + m_logicalOriginY;
- else
- return (wxCoord)((double)(new_y) / m_scaleY - 0.5) * m_signY + m_logicalOriginY;
+ return wxRound((double)(y - m_deviceOriginY) / m_scaleY) * m_signY + m_logicalOriginY;
}
wxCoord YDEV2LOGREL(wxCoord y) const
{
- if (y > 0)
- return (wxCoord)((double)(y) / m_scaleY + 0.5);
- else
- return (wxCoord)((double)(y) / m_scaleY - 0.5);
+ return wxRound((double)(y) / m_scaleY);
}
wxCoord XLOG2DEV(wxCoord x) const
{
- long new_x = x - m_logicalOriginX;
- if (new_x > 0)
- return (wxCoord)((double)(new_x) * m_scaleX + 0.5) * m_signX + m_deviceOriginX ;
- else
- return (wxCoord)((double)(new_x) * m_scaleX - 0.5) * m_signX + m_deviceOriginX ;
+ return wxRound((double)(x - m_logicalOriginX) * m_scaleX) * m_signX + m_deviceOriginX;
}
wxCoord XLOG2DEVREL(wxCoord x) const
{
- if (x > 0)
- return (wxCoord)((double)(x) * m_scaleX + 0.5);
- else
- return (wxCoord)((double)(x) * m_scaleX - 0.5);
+ return wxRound((double)(x) * m_scaleX);
}
wxCoord YLOG2DEV(wxCoord y) const
{
- long new_y = y - m_logicalOriginY ;
- if (new_y > 0)
- return (wxCoord)((double)(new_y) * m_scaleY + 0.5) * m_signY + m_deviceOriginY ;
- else
- return (wxCoord)((double)(new_y) * m_scaleY - 0.5) * m_signY + m_deviceOriginY ;
+ return wxRound((double)(y - m_logicalOriginY) * m_scaleY) * m_signY + m_deviceOriginY;
}
wxCoord YLOG2DEVREL(wxCoord y) const
{
- if (y > 0)
- return (wxCoord)((double)(y) * m_scaleY + 0.5);
- else
- return (wxCoord)((double)(y) * m_scaleY - 0.5);
+ return wxRound((double)(y) * m_scaleY);
}
+
wxCoord XLOG2DEVMAC(wxCoord x) const
{
- long new_x = x - m_logicalOriginX;
- if (new_x > 0)
- return (wxCoord)((double)(new_x) * m_scaleX + 0.5) * m_signX + m_deviceOriginX + m_macLocalOrigin.x ;
- else
- return (wxCoord)((double)(new_x) * m_scaleX - 0.5) * m_signX + m_deviceOriginX + m_macLocalOrigin.x ;
+ return wxRound((double)(x - m_logicalOriginX) * m_scaleX) * m_signX + m_deviceOriginX + m_macLocalOrigin.x;
}
+
wxCoord YLOG2DEVMAC(wxCoord y) const
{
- long new_y = y - m_logicalOriginY ;
- if (new_y > 0)
- return (wxCoord)((double)(new_y) * m_scaleY + 0.5) * m_signY + m_deviceOriginY + m_macLocalOrigin.y ;
- else
- return (wxCoord)((double)(new_y) * m_scaleY - 0.5) * m_signY + m_deviceOriginY + m_macLocalOrigin.y ;
+ return wxRound((double)(y - m_logicalOriginY) * m_scaleY) * m_signY + m_deviceOriginY + m_macLocalOrigin.y;
}
- WXHRGN MacGetCurrentClipRgn() { return m_macCurrentClipRgn ; }
- static void MacSetupBackgroundForCurrentPort(const wxBrush& background ) ;
-//
+#if wxMAC_USE_CORE_GRAPHICS
+ wxGraphicsContext* GetGraphicsContext() { return m_graphicContext; }
+#else
+ WXHRGN MacGetCurrentClipRgn() { return m_macCurrentClipRgn; }
+ static void MacSetupBackgroundForCurrentPort(const wxBrush& background );
+#endif
protected:
+ virtual void DoGetTextExtent(const wxString& string,
+ wxCoord *x, wxCoord *y,
+ wxCoord *descent = NULL,
+ wxCoord *externalLeading = NULL,
+ wxFont *theFont = NULL) const;
+
+ virtual bool DoGetPartialTextExtents(const wxString& text, wxArrayInt& widths) const;
+
virtual bool DoFloodFill(wxCoord x, wxCoord y, const wxColour& col,
int style = wxFLOOD_SURFACE);
virtual bool DoGetPixel(wxCoord x, wxCoord y, wxColour *col) const;
virtual void DoDrawPoint(wxCoord x, wxCoord y);
+
+#if wxMAC_USE_CORE_GRAPHICS && wxUSE_SPLINES
+ virtual void DoDrawSpline(wxList *points);
+#endif
+
virtual void DoDrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2);
virtual void DoDrawArc(wxCoord x1, wxCoord y1,
wxDC *source, wxCoord xsrc, wxCoord ysrc,
int rop = wxCOPY, bool useMask = false, wxCoord xsrcMask = -1, wxCoord ysrcMask = -1);
+ virtual bool DoStretchBlit(wxCoord xdest, wxCoord ydest,
+ wxCoord dstWidth, wxCoord dstHeight,
+ wxDC *source,
+ wxCoord xsrc, wxCoord ysrc,
+ wxCoord srcWidth, wxCoord srcHeight,
+ int rop = wxCOPY, bool useMask = false,
+ wxCoord xsrcMask = wxDefaultCoord, wxCoord ysrcMask = wxDefaultCoord);
+
// this is gnarly - we can't even call this function DoSetClippingRegion()
// because of virtual function hiding
+
virtual void DoSetClippingRegionAsRegion(const wxRegion& region);
virtual void DoSetClippingRegion(wxCoord x, wxCoord y,
wxCoord width, wxCoord height);
- virtual void DoGetSizeMM(int* width, int* height) const;
+ virtual void DoGetSizeMM(int *width, int *height) const;
virtual void DoDrawLines(int n, wxPoint points[],
wxCoord xoffset, wxCoord yoffset);
wxCoord xoffset, wxCoord yoffset,
int fillStyle = wxODDEVEN_RULE);
- protected:
- //begin wxmac
- // Variables used for scaling
- double m_mm_to_pix_x,m_mm_to_pix_y;
- // not yet used
- bool m_needComputeScaleX,m_needComputeScaleY;
+protected:
+ // scaling variables
+ double m_mm_to_pix_x, m_mm_to_pix_y;
+
+ // To be set using SetDeviceOrigin()
+ // by external classes such as wxScrolledWindow
+ long m_externalDeviceOriginX, m_externalDeviceOriginY;
+
+#if !wxMAC_USE_CORE_GRAPHICS
// If un-scrolled is non-zero or d.o. changes with scrolling.
// Set using SetInternalDeviceOrigin().
- long m_internalDeviceOriginX,m_internalDeviceOriginY;
- // To be set by external classes such as wxScrolledWindow
- // using SetDeviceOrigin()
- long m_externalDeviceOriginX,m_externalDeviceOriginY;
-
- // Begin implementation for Mac
- public:
-
- WXHDC m_macPort ;
- WXHBITMAP m_macMask ;
-
- // in order to preserve the const inheritance of the virtual functions, we have to
- // use mutable variables starting from CWPro 5
-
- void MacInstallFont() const ;
- void MacInstallPen() const ;
- void MacInstallBrush() const ;
-
- mutable bool m_macFontInstalled ;
- mutable bool m_macPenInstalled ;
- mutable bool m_macBrushInstalled ;
-
- WXHRGN m_macBoundaryClipRgn ;
- WXHRGN m_macCurrentClipRgn ;
- wxPoint m_macLocalOrigin ;
- void MacSetupPort( wxMacPortStateHelper* ph ) const ;
- void MacCleanupPort( wxMacPortStateHelper* ph ) const ;
- mutable void* m_macATSUIStyle ;
- mutable wxMacPortStateHelper* m_macCurrentPortStateHelper ;
- mutable bool m_macFormerAliasState ;
- mutable short m_macFormerAliasSize ;
- mutable bool m_macAliasWasEnabled ;
- mutable void* m_macForegroundPixMap ;
- mutable void* m_macBackgroundPixMap ;
-
- // CoreGraphics
-
- wxMacCGContext * m_macGraphicContext ;
- void MacSetupGraphicContext() ;
+ long m_internalDeviceOriginX, m_internalDeviceOriginY;
+
+ WXHBITMAP m_macMask;
+#endif
+
+ // not yet used
+ bool m_needComputeScaleX, m_needComputeScaleY;
+
+public:
+ // implementation
+ void MacInstallFont() const;
+
+ // in order to preserve the const inheritance of the virtual functions,
+ // we have to use mutable variables starting from CWPro 5
+ wxPoint m_macLocalOrigin;
+ mutable void *m_macATSUIStyle;
+
+ WXHDC m_macPort;
+
+#if wxMAC_USE_CORE_GRAPHICS
+ wxGraphicsContext *m_graphicContext;
+#else
+ void MacInstallPen() const;
+ void MacInstallBrush() const;
+
+ void MacSetupPort( wxMacPortStateHelper *ph ) const;
+ void MacCleanupPort( wxMacPortStateHelper *ph ) const;
+
+ mutable wxMacPortStateHelper *m_macCurrentPortStateHelper;
+
+ mutable bool m_macFontInstalled;
+ mutable bool m_macPenInstalled;
+ mutable bool m_macBrushInstalled;
+
+ WXHRGN m_macBoundaryClipRgn;
+ WXHRGN m_macCurrentClipRgn;
+ mutable bool m_macFormerAliasState;
+ mutable short m_macFormerAliasSize;
+ mutable bool m_macAliasWasEnabled;
+ mutable void *m_macForegroundPixMap;
+ mutable void *m_macBackgroundPixMap;
+#endif
};
#endif
- // _WX_DC_H_
+
+#endif // _WX_DC_H_
projects / wxWidgets.git / blobdiff