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Rewrote scaling for GTK+ print

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@48633 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Robert Roebling
2007-09-10 21:35:45 +00:00
parent 6950be0111
commit a931295073
2 changed files with 143 additions and 447 deletions
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134
include/wx/gtk/print.h
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@@ -244,22 +244,11 @@ public:
wxCoord GetCharWidth() const;
bool CanGetTextExtent() const { return true; }
wxSize GetPPI() const;
void SetLogicalOrigin( wxCoord x, wxCoord y );
void SetDeviceOrigin( wxCoord x, wxCoord y );
virtual int GetDepth() const { return 24; }
void SetBackgroundMode(int WXUNUSED(mode));
void SetBackgroundMode(int mode);
void SetPalette(const wxPalette& WXUNUSED(palette)) { }
static void SetResolution(int ppi);
static int GetResolution();
void DrawScaledBitmap(const wxBitmap &bmp, wxCoord x, wxCoord y, wxCoord w, wxCoord h,
bool useMask = false, int quality = wxIMAGE_QUALITY_NORMAL)
{ DoDrawScaledBitmap( bmp, x, y, w, h, useMask, quality ); }
void DrawScaledBitmap(const wxBitmap &bmp, const wxPoint& pt, const wxSize& sz,
bool useMask = false, int quality = wxIMAGE_QUALITY_NORMAL)
{ DoDrawScaledBitmap( bmp, pt.x, pt.y, sz.x, sz.y, useMask, quality ); }
void DrawScaledBitmap(const wxBitmap &bmp, const wxRect& rect,
bool useMask = false, int quality = wxIMAGE_QUALITY_NORMAL)
{ DoDrawScaledBitmap( bmp, rect.x, rect.y, rect.width, rect.height, useMask, quality ); }
void SetResolution(int ppi);
int GetResolution();
protected:
bool DoFloodFill(wxCoord x1, wxCoord y1, const wxColour &col, int style=wxFLOOD_SURFACE );
@@ -300,11 +289,7 @@ protected:
wxPrintData& GetPrintData() { return m_printData; }
void SetPrintData(const wxPrintData& data);
void ComputeScaleAndOrigin();
private:
static float ms_PSScaleFactor;
wxPrintData m_printData;
PangoContext *m_context;
PangoLayout *m_layout;
@@ -316,116 +301,11 @@ private:
unsigned char m_currentBlue;
unsigned char m_currentAlpha;
int m_deviceOffsetY;
int m_deviceOffsetX;
GtkPrintContext *m_gpc;
int m_resolution;
double m_PS2DEV;
double m_DEV2PS;
GtkPrintContext *m_gpc;
static int ms_resolution;
wxCoord DeviceToLogicalX(wxCoord x) const
{
int addValue = 0;
if (m_signX == -1) addValue = m_deviceOffsetX - m_deviceOriginX; // right to left
else addValue = m_deviceOriginX;// left to right
return (wxCoord) ((double)(x - addValue) * m_signX + m_logicalOriginX);
}
wxCoord DeviceToLogicalXRel(wxCoord x) const
{
return x;
}
wxCoord DeviceToLogicalY(wxCoord y) const
{
int addValue = 0;
if (m_signY == -1) addValue = m_deviceOffsetY - m_deviceOriginY; // bottom to up
else addValue = m_deviceOriginY;// up to bottom
return (wxCoord) ((double)(y - addValue) * m_signY + m_logicalOriginY);
}
wxCoord DeviceToLogicalYRel(wxCoord y) const
{
return y;
}
wxCoord CairoToLogicalX(double x) const
{
int addValue = 0;
if (m_signX == -1) addValue = m_deviceOffsetX - m_deviceOriginX; // right to left
else addValue = m_deviceOriginX;// left to right
return (wxCoord) MapFromCairo((double)(x - addValue) * m_signX + m_logicalOriginX);
}
wxCoord CairoToLogicalXRel(double x) const
{
return (wxCoord) MapFromCairo(x);
}
wxCoord CairoToLogicalY(double y) const
{
int addValue = 0;
if (m_signY == -1) addValue = m_deviceOffsetY - m_deviceOriginY; // bottom to up
else addValue = m_deviceOriginY;// up to bottom
return (wxCoord) MapFromCairo((double)(y - addValue) * m_signY + m_logicalOriginY);
}
wxCoord CairoToLogicalYRel(double y) const
{
return (wxCoord) MapFromCairo(y);
}
wxCoord LogicalToDeviceX(wxCoord x) const
{
int addValue = 0;
if (m_signX == -1) addValue = m_deviceOffsetX - m_deviceOriginX; // right to left
else addValue = m_deviceOriginX;// left to right
return (wxCoord) ((double)(x - m_logicalOriginX) * m_signX + addValue);
}
wxCoord LogicalToDeviceXRel(wxCoord x) const
{
return x;
}
wxCoord LogicalToDeviceY(wxCoord y) const
{
int addValue = 0;
if (m_signY == -1) addValue = m_deviceOffsetY - m_deviceOriginY; // bottom to up
else addValue = m_deviceOriginY;// up to bottom
return (wxCoord) ((double)(y - m_logicalOriginY) * m_signY + addValue);
}
wxCoord LogicalToDeviceYRel(wxCoord y) const
{
return y;
}
double LogicalToCairoX(wxCoord x) const
{
int addValue = 0;
if (m_signX == -1) addValue = m_deviceOffsetX - m_deviceOriginX; // right to left
else addValue = m_deviceOriginX;// left to right
return MapToCairo((double)(x - m_logicalOriginX) * m_signX + addValue);
}
double LogicalToCairoXRel(wxCoord x) const
{
return MapToCairo(x);
}
double LogicalToCairoY(wxCoord y) const
{
int addValue = 0;
if (m_signY == -1) addValue = m_deviceOffsetY - m_deviceOriginY; // bottom to up
else addValue = m_deviceOriginY;// up to bottom
return MapToCairo((double)(y - m_logicalOriginY) * m_signY + addValue);
}
double LogicalToCairoYRel(wxCoord y) const
{
return MapToCairo(y);
}
double MapToCairo(wxCoord coordInt) const
{
return (double)coordInt*72.0/(double)ms_resolution;
}
double MapToCairo(double coordReal) const
{
return coordReal*72.0/(double)ms_resolution;
}
wxCoord MapFromCairo(wxCoord coordInt) const
{
return (wxCoord) ((double)coordInt*(double)ms_resolution/72.0);
}
wxCoord MapFromCairo(double coordReal) const
{
return (wxCoord) (coordReal*(double)ms_resolution/72.0);
}
DECLARE_DYNAMIC_CLASS(wxGtkPrintDC)
DECLARE_NO_COPY_CLASS(wxGtkPrintDC)
};