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Rewrote scaling code for GNOME print backend. The inverted Y axis is now handled internally. Resulotion is not set to 600 dpi

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@48628 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Robert Roebling
2007-09-10 14:00:44 +00:00
parent e1ef6b5da5
commit 02255e07d7
5 changed files with 169 additions and 151 deletions
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40
include/wx/gtk/gnome/gprint.h
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@@ -232,9 +232,6 @@ public:
wxCoord GetCharWidth() const;
bool CanGetTextExtent() const { return true; }
wxSize GetPPI() const;
void SetAxisOrientation( bool xLeftRight, bool yBottomUp );
void SetLogicalOrigin( wxCoord x, wxCoord y );
void SetDeviceOrigin( wxCoord x, wxCoord y );
virtual int GetDepth() const { return 24; }
void SetBackgroundMode(int WXUNUSED(mode)) { }
void SetPalette(const wxPalette& WXUNUSED(palette)) { }
@@ -289,47 +286,14 @@ private:
unsigned char m_currentRed;
unsigned char m_currentGreen;
unsigned char m_currentBlue;
int m_deviceOffsetY;
double m_pageHeight;
GnomePrintContext *m_gpc;
GnomePrintJob* m_job;
void makeEllipticalPath(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
private:
wxCoord XDEV2LOG(wxCoord x) const
{
return wxRound((double)(x - m_deviceOriginX) / m_scaleX) * m_signX + m_logicalOriginX;
}
wxCoord XDEV2LOGREL(wxCoord x) const
{
return wxRound((double)(x) / m_scaleX);
}
wxCoord YDEV2LOG(wxCoord y) const
{
return wxRound((double)(y + m_deviceOriginY - m_deviceOffsetY) / m_scaleY) * m_signY + m_logicalOriginY;
}
wxCoord YDEV2LOGREL(wxCoord y) const
{
return wxRound((double)(y) / m_scaleY);
}
wxCoord XLOG2DEV(wxCoord x) const
{
return wxRound((double)(x - m_logicalOriginX) * m_scaleX) * m_signX + m_deviceOriginX;
}
wxCoord XLOG2DEVREL(wxCoord x) const
{
return wxRound((double)(x) * m_scaleX);
}
wxCoord YLOG2DEV(wxCoord y) const
{
return wxRound((double)(y - m_logicalOriginY) * m_scaleY) * m_signY - m_deviceOriginY + m_deviceOffsetY;
}
wxCoord YLOG2DEVREL(wxCoord y) const
{
return wxRound((double)(y) * m_scaleY);
}
private:
DECLARE_DYNAMIC_CLASS(wxGnomePrintDC)
DECLARE_NO_COPY_CLASS(wxGnomePrintDC)