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adding implementation for osx

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@67912 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Stefan Csomor
2011-06-09 23:05:52 +00:00
parent 3399af21d1
commit 57d3e26697
1 changed files with 34 additions and 3 deletions
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37
src/osx/carbon/graphics.cpp
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@@ -1580,6 +1580,8 @@ void wxMacCoreGraphicsContext::Init()
m_view = NULL; m_view = NULL;
#endif #endif
m_invisible = false; m_invisible = false;
m_antialias = wxANTIALIAS_DEFAULT;
m_interpolation = wxINTERPOLATION_DEFAULT;
} }
wxMacCoreGraphicsContext::wxMacCoreGraphicsContext( wxGraphicsRenderer* renderer, CGContextRef cgcontext, wxDouble width, wxDouble height ) : wxGraphicsContext(renderer) wxMacCoreGraphicsContext::wxMacCoreGraphicsContext( wxGraphicsRenderer* renderer, CGContextRef cgcontext, wxDouble width, wxDouble height ) : wxGraphicsContext(renderer)
@@ -1779,10 +1781,39 @@ bool wxMacCoreGraphicsContext::SetAntialiasMode(wxAntialiasMode antialias)
return true; return true;
} }
bool wxMacCoreGraphicsContext::SetInterpolationQuality(wxInterpolationQuality WXUNUSED(interpolation)) bool wxMacCoreGraphicsContext::SetInterpolationQuality(wxInterpolationQuality interpolation)
{ {
// placeholder if (!EnsureIsValid())
return false; return true;
if (m_interpolation == interpolation)
return true;
m_interpolation = interpolation;
CGInterpolationQuality quality;
switch (interpolation)
{
case wxINTERPOLATION_DEFAULT:
quality = kCGInterpolationDefault;
break;
case wxINTERPOLATION_NONE:
quality = kCGInterpolationNone;
break;
case wxINTERPOLATION_FAST:
quality = kCGInterpolationLow;
break;
case wxINTERPOLATION_GOOD:
quality = UMAGetSystemVersion() < 0x1060 ? kCGInterpolationHigh : (CGInterpolationQuality) 4 /*kCGInterpolationMedium only on 10.6*/;
break;
case wxINTERPOLATION_BEST:
quality = kCGInterpolationHigh;
break;
default:
return false;
}
CGContextSetInterpolationQuality(m_cgContext, quality);
return true;
} }
bool wxMacCoreGraphicsContext::SetCompositionMode(wxCompositionMode op) bool wxMacCoreGraphicsContext::SetCompositionMode(wxCompositionMode op)