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Applied patch 1586499: wxCoordRound function

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Centralises rounding and adds nearest-value rounding to
prntbase.cpp.
by Robert J. Lang


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@42624 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Julian Smart
2006-10-29 17:01:34 +00:00
parent 6ea48c514e
commit 6445acc783
11 changed files with 114 additions and 331 deletions
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44
include/wx/gtk/gnome/gprint.h
View File

@@ -296,63 +296,35 @@ private:
private:
wxCoord XDEV2LOG(wxCoord x) const
{
wxCoord 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 wxCoordRound((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 wxCoordRound((double)(x) / m_scaleX);
}
wxCoord YDEV2LOG(wxCoord y) const
{
wxCoord 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 wxCoordRound((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 wCoordRound((double)(y) / m_scaleY);
}
wxCoord XLOG2DEV(wxCoord x) const
{
wxCoord 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 wxCoordRound((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 wxCoordRound((double)(x) * m_scaleX);
}
wxCoord YLOG2DEV(wxCoord y) const
{
wxCoord 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 wxCoordRound((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 wxCoordRound((double)(y) * m_scaleY);
}
private:
DECLARE_DYNAMIC_CLASS(wxGnomePrintDC)