/////////////////////////////////////////////////////////////////////////////
// Name: wx/dc.h
// Purpose: wxDC class
-// Author: Vadim Zeitlin
+// Author: Vadim Zeitlin
// Modified by:
// Created: 05/25/99
// RCS-ID: $Id$
class WXDLLIMPEXP_FWD_CORE wxPrinterDC;
class WXDLLIMPEXP_FWD_CORE wxPrintData;
+// Logical ops
+enum wxRasterOperationMode
+{
+ wxCLEAR, // 0
+ wxXOR, // src XOR dst
+ wxINVERT, // NOT dst
+ wxOR_REVERSE, // src OR (NOT dst)
+ wxAND_REVERSE, // src AND (NOT dst)
+ wxCOPY, // src
+ wxAND, // src AND dst
+ wxAND_INVERT, // (NOT src) AND dst
+ wxNO_OP, // dst
+ wxNOR, // (NOT src) AND (NOT dst)
+ wxEQUIV, // (NOT src) XOR dst
+ wxSRC_INVERT, // (NOT src)
+ wxOR_INVERT, // (NOT src) OR dst
+ wxNAND, // (NOT src) OR (NOT dst)
+ wxOR, // src OR dst
+ wxSET // 1
+#if WXWIN_COMPATIBILITY_2_8
+ ,wxROP_BLACK = wxCLEAR,
+ wxBLIT_BLACKNESS = wxCLEAR,
+ wxROP_XORPEN = wxXOR,
+ wxBLIT_SRCINVERT = wxXOR,
+ wxROP_NOT = wxINVERT,
+ wxBLIT_DSTINVERT = wxINVERT,
+ wxROP_MERGEPENNOT = wxOR_REVERSE,
+ wxBLIT_00DD0228 = wxOR_REVERSE,
+ wxROP_MASKPENNOT = wxAND_REVERSE,
+ wxBLIT_SRCERASE = wxAND_REVERSE,
+ wxROP_COPYPEN = wxCOPY,
+ wxBLIT_SRCCOPY = wxCOPY,
+ wxROP_MASKPEN = wxAND,
+ wxBLIT_SRCAND = wxAND,
+ wxROP_MASKNOTPEN = wxAND_INVERT,
+ wxBLIT_00220326 = wxAND_INVERT,
+ wxROP_NOP = wxNO_OP,
+ wxBLIT_00AA0029 = wxNO_OP,
+ wxROP_NOTMERGEPEN = wxNOR,
+ wxBLIT_NOTSRCERASE = wxNOR,
+ wxROP_NOTXORPEN = wxEQUIV,
+ wxBLIT_00990066 = wxEQUIV,
+ wxROP_NOTCOPYPEN = wxSRC_INVERT,
+ wxBLIT_NOTSCRCOPY = wxSRC_INVERT,
+ wxROP_MERGENOTPEN = wxOR_INVERT,
+ wxBLIT_MERGEPAINT = wxOR_INVERT,
+ wxROP_NOTMASKPEN = wxNAND,
+ wxBLIT_007700E6 = wxNAND,
+ wxROP_MERGEPEN = wxOR,
+ wxBLIT_SRCPAINT = wxOR,
+ wxROP_WHITE = wxSET,
+ wxBLIT_WHITENESS = wxSET
+#endif //WXWIN_COMPATIBILITY_2_8
+};
+
+// Flood styles
+enum wxFloodFillStyle
+{
+ wxFLOOD_SURFACE = 1,
+ wxFLOOD_BORDER
+};
+
+// Mapping modes
+enum wxMappingMode
+{
+ wxMM_TEXT = 1,
+ wxMM_METRIC,
+ wxMM_LOMETRIC,
+ wxMM_TWIPS,
+ wxMM_POINTS
+};
+
+#if WXWIN_COMPATIBILITY_2_8
+
//-----------------------------------------------------------------------------
// wxDrawObject helper class
//-----------------------------------------------------------------------------
class WXDLLIMPEXP_CORE wxDrawObject
{
public:
-
- wxDrawObject()
+ wxDEPRECATED_CONSTRUCTOR(wxDrawObject)()
: m_isBBoxValid(false)
, m_minX(0), m_minY(0), m_maxX(0), m_maxY(0)
{ }
wxCoord m_minX, m_minY, m_maxX, m_maxY;
};
+#endif // WXWIN_COMPATIBILITY_2_8
+
//-----------------------------------------------------------------------------
// wxDCFactory
// logical functions
- virtual void SetLogicalFunction(int function) = 0;
- virtual int GetLogicalFunction() const { return m_logicalFunction; }
+ virtual void SetLogicalFunction(wxRasterOperationMode function) = 0;
+ virtual wxRasterOperationMode GetLogicalFunction() const
+ { return m_logicalFunction; }
// text measurement
virtual wxCoord LogicalToDeviceXRel(wxCoord x) const;
virtual wxCoord LogicalToDeviceYRel(wxCoord y) const;
- virtual void SetMapMode(int mode);
- virtual int GetMapMode() const { return m_mappingMode; }
+ virtual void SetMapMode(wxMappingMode mode);
+ virtual wxMappingMode GetMapMode() const { return m_mappingMode; }
virtual void SetUserScale(double x, double y);
virtual void GetUserScale(double *x, double *y) const
// the actual drawing API
virtual bool DoFloodFill(wxCoord x, wxCoord y, const wxColour& col,
- int style = wxFLOOD_SURFACE) = 0;
+ wxFloodFillStyle style = wxFLOOD_SURFACE) = 0;
virtual void DoGradientFillLinear(const wxRect& rect,
const wxColour& initialColour,
wxCoord width, wxCoord height,
wxDC *source,
wxCoord xsrc, wxCoord ysrc,
- int rop = wxCOPY,
+ wxRasterOperationMode rop = wxCOPY,
bool useMask = false,
wxCoord xsrcMask = wxDefaultCoord,
wxCoord ysrcMask = wxDefaultCoord) = 0;
wxDC *source,
wxCoord xsrc, wxCoord ysrc,
wxCoord srcWidth, wxCoord srcHeight,
- int rop = wxCOPY,
+ wxRasterOperationMode rop = wxCOPY,
bool useMask = false,
wxCoord xsrcMask = wxDefaultCoord,
wxCoord ysrcMask = wxDefaultCoord);
wxCoord xoffset, wxCoord yoffset );
virtual void DoDrawPolygon(int n, wxPoint points[],
- wxCoord xoffset, wxCoord yoffset,
- int fillStyle = wxODDEVEN_RULE) = 0;
+ wxCoord xoffset, wxCoord yoffset,
+ wxPolygonFillMode fillStyle = wxODDEVEN_RULE) = 0;
virtual void DoDrawPolyPolygon(int n, int count[], wxPoint points[],
wxCoord xoffset, wxCoord yoffset,
- int fillStyle);
+ wxPolygonFillMode fillStyle);
void DrawPolygon(const wxPointList *list,
wxCoord xoffset, wxCoord yoffset,
- int fillStyle );
+ wxPolygonFillMode fillStyle );
#if wxUSE_SPLINES
// ---------------------------------------------------------
// wxPrinterDC Impl API
- virtual wxRect GetPaperRect()
+ virtual wxRect GetPaperRect() const
{ int w = 0; int h = 0; DoGetSize( &w, &h ); return wxRect(0,0,w,h); }
- virtual int GetResolution()
+ virtual int GetResolution() const
{ return -1; }
private:
double sa, double ea );
#endif // __WXWINCE__
+ // returns adjustment factor for converting wxFont "point size"; in wx
+ // it is point size on screen and needs to be multiplied by this value
+ // for rendering on higher-resolution DCs such as printer ones
+ static float GetFontPointSizeAdjustment(float dpi);
// window on which the DC draws or NULL
wxWindow *m_window;
wxCoord m_minX, m_minY, m_maxX, m_maxY;
wxCoord m_clipX1, m_clipY1, m_clipX2, m_clipY2;
- int m_logicalFunction;
+ wxRasterOperationMode m_logicalFunction;
int m_backgroundMode;
- int m_mappingMode;
+ wxMappingMode m_mappingMode;
wxPen m_pen;
wxBrush m_brush;
wxSize GetPPI() const
{ return m_pimpl->GetPPI(); }
- virtual int GetResolution()
+ virtual int GetResolution() const
{ return m_pimpl->GetResolution(); }
// Right-To-Left (RTL) modes
// logical functions
- void SetLogicalFunction(int function)
+ void SetLogicalFunction(wxRasterOperationMode function)
{ m_pimpl->SetLogicalFunction(function); }
- int GetLogicalFunction() const
+ wxRasterOperationMode GetLogicalFunction() const
{ return m_pimpl->GetLogicalFunction(); }
// text measurement
wxCoord LogicalToDeviceYRel(wxCoord y) const
{ return m_pimpl->LogicalToDeviceYRel(y); }
- void SetMapMode(int mode)
+ void SetMapMode(wxMappingMode mode)
{ m_pimpl->SetMapMode(mode); }
- int GetMapMode() const
+ wxMappingMode GetMapMode() const
{ return m_pimpl->GetMapMode(); }
void SetUserScale(double x, double y)
{ m_pimpl->SetDeviceLocalOrigin( x, y ); }
- // draw generic object
-
- void DrawObject(wxDrawObject* drawobject)
- {
- drawobject->Draw(*this);
- CalcBoundingBox(drawobject->MinX(),drawobject->MinY());
- CalcBoundingBox(drawobject->MaxX(),drawobject->MaxY());
- }
-
// -----------------------------------------------
// the actual drawing API
bool FloodFill(wxCoord x, wxCoord y, const wxColour& col,
- int style = wxFLOOD_SURFACE)
+ wxFloodFillStyle style = wxFLOOD_SURFACE)
{ return m_pimpl->DoFloodFill(x, y, col, style); }
bool FloodFill(const wxPoint& pt, const wxColour& col,
- int style = wxFLOOD_SURFACE)
+ wxFloodFillStyle style = wxFLOOD_SURFACE)
{ return m_pimpl->DoFloodFill(pt.x, pt.y, col, style); }
// fill the area specified by rect with a radial gradient, starting from
void DrawPolygon(int n, wxPoint points[],
wxCoord xoffset = 0, wxCoord yoffset = 0,
- int fillStyle = wxODDEVEN_RULE)
+ wxPolygonFillMode fillStyle = wxODDEVEN_RULE)
{ m_pimpl->DoDrawPolygon(n, points, xoffset, yoffset, fillStyle); }
void DrawPolygon(const wxPointList *list,
wxCoord xoffset = 0, wxCoord yoffset = 0,
- int fillStyle = wxODDEVEN_RULE)
+ wxPolygonFillMode fillStyle = wxODDEVEN_RULE)
{ m_pimpl->DrawPolygon( list, xoffset, yoffset, fillStyle ); }
void DrawPolyPolygon(int n, int count[], wxPoint points[],
wxCoord xoffset = 0, wxCoord yoffset = 0,
- int fillStyle = wxODDEVEN_RULE)
+ wxPolygonFillMode fillStyle = wxODDEVEN_RULE)
{ m_pimpl->DoDrawPolyPolygon(n, count, points, xoffset, yoffset, fillStyle); }
#if WXWIN_COMPATIBILITY_2_8
wxDEPRECATED( void DrawPolygon(const wxList *list,
wxCoord xoffset = 0, wxCoord yoffset = 0,
- int fillStyle = wxODDEVEN_RULE) );
+ wxPolygonFillMode fillStyle = wxODDEVEN_RULE) );
#endif // WXWIN_COMPATIBILITY_2_8
void DrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
bool Blit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
wxDC *source, wxCoord xsrc, wxCoord ysrc,
- int rop = wxCOPY, bool useMask = false, wxCoord xsrcMask = wxDefaultCoord, wxCoord ysrcMask = wxDefaultCoord)
+ wxRasterOperationMode rop = wxCOPY, bool useMask = false,
+ wxCoord xsrcMask = wxDefaultCoord, wxCoord ysrcMask = wxDefaultCoord)
{
return m_pimpl->DoBlit(xdest, ydest, width, height,
source, xsrc, ysrc, rop, useMask, xsrcMask, ysrcMask);
}
bool Blit(const wxPoint& destPt, const wxSize& sz,
wxDC *source, const wxPoint& srcPt,
- int rop = wxCOPY, bool useMask = false, const wxPoint& srcPtMask = wxDefaultPosition)
+ wxRasterOperationMode rop = wxCOPY, bool useMask = false,
+ const wxPoint& srcPtMask = wxDefaultPosition)
{
return m_pimpl->DoBlit(destPt.x, destPt.y, sz.x, sz.y,
source, srcPt.x, srcPt.y, rop, useMask, srcPtMask.x, srcPtMask.y);
wxDC *source,
wxCoord srcX, wxCoord srcY,
wxCoord srcWidth, wxCoord srcHeight,
- int rop = wxCOPY, bool useMask = false,
+ wxRasterOperationMode rop = wxCOPY, bool useMask = false,
wxCoord srcMaskX = wxDefaultCoord, wxCoord srcMaskY = wxDefaultCoord)
{
return m_pimpl->DoStretchBlit(dstX, dstY, dstWidth, dstHeight,
}
bool StretchBlit(const wxPoint& dstPt, const wxSize& dstSize,
wxDC *source, const wxPoint& srcPt, const wxSize& srcSize,
- int rop = wxCOPY, bool useMask = false, const wxPoint& srcMaskPt = wxDefaultPosition)
+ wxRasterOperationMode rop = wxCOPY, bool useMask = false,
+ const wxPoint& srcMaskPt = wxDefaultPosition)
{
return m_pimpl->DoStretchBlit(dstPt.x, dstPt.y, dstSize.x, dstSize.y,
source, srcPt.x, srcPt.y, srcSize.x, srcSize.y, rop, useMask, srcMaskPt.x, srcMaskPt.y);
wxDEPRECATED( void GetLogicalOrigin(long *x, long *y) const );
wxDEPRECATED( void GetDeviceOrigin(long *x, long *y) const );
wxDEPRECATED( void GetClippingBox(long *x, long *y, long *w, long *h) const );
+
+ wxDEPRECATED( void DrawObject(wxDrawObject* drawobject) );
#endif // WXWIN_COMPATIBILITY_2_8
+#ifdef __WXMSW__
+ WXHDC GetHDC() const;
+#endif // __WXMSW__
protected:
// ctor takes ownership of the pointer
private:
DECLARE_ABSTRACT_CLASS(wxDC)
- DECLARE_NO_COPY_CLASS(wxDC)
+ wxDECLARE_NO_COPY_CLASS(wxDC);
};
// ----------------------------------------------------------------------------
wxColour m_colFgOld;
- DECLARE_NO_COPY_CLASS(wxDCTextColourChanger)
+ wxDECLARE_NO_COPY_CLASS(wxDCTextColourChanger);
};
// ----------------------------------------------------------------------------
wxPen m_penOld;
- DECLARE_NO_COPY_CLASS(wxDCPenChanger)
+ wxDECLARE_NO_COPY_CLASS(wxDCPenChanger);
};
// ----------------------------------------------------------------------------
wxBrush m_brushOld;
- DECLARE_NO_COPY_CLASS(wxDCBrushChanger)
+ wxDECLARE_NO_COPY_CLASS(wxDCBrushChanger);
};
// ----------------------------------------------------------------------------
private:
wxDC& m_dc;
- DECLARE_NO_COPY_CLASS(wxDCClipper)
+ wxDECLARE_NO_COPY_CLASS(wxDCClipper);
};
+// ----------------------------------------------------------------------------
+// helper class: you can use it to temporarily change the DC font and
+// restore it automatically when the object goes out of scope
+// ----------------------------------------------------------------------------
+
+class WXDLLIMPEXP_CORE wxDCFontChanger
+{
+public:
+ wxDCFontChanger(wxDC& dc, const wxFont& font) : m_dc(dc), m_fontOld(dc.GetFont())
+ {
+ m_dc.SetFont(font);
+ }
+
+ ~wxDCFontChanger()
+ {
+ if ( m_fontOld.Ok() )
+ m_dc.SetFont(m_fontOld);
+ }
+
+private:
+ wxDC& m_dc;
+
+ wxFont m_fontOld;
+
+ wxDECLARE_NO_COPY_CLASS(wxDCFontChanger);
+};
+
+
#endif // _WX_DC_H_BASE_
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