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Implement wxGraphicsContext::SetInterpolationQuality() for wxMSW.

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Provide implementation of the previously stubbed out method.

Closes #14134.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@70990 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
2012-03-24 18:24:15 +00:00
parent 3f6439ae66
commit c3562311c8
3 changed files with 42 additions and 7 deletions
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38
src/msw/graphics.cpp
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@@ -1390,6 +1390,7 @@ void wxGDIPlusContext::Init(Graphics* graphics, int width, int height)
m_context->SetTextRenderingHint(TextRenderingHintSystemDefault);
m_context->SetPixelOffsetMode(PixelOffsetModeHalf);
m_context->SetSmoothingMode(SmoothingModeHighQuality);
m_context->SetInterpolationMode(InterpolationModeHighQuality);
m_state1 = m_context->Save();
m_state2 = m_context->Save();
}
@@ -1535,10 +1536,41 @@ bool wxGDIPlusContext::SetAntialiasMode(wxAntialiasMode antialias)
return true;
}
bool wxGDIPlusContext::SetInterpolationQuality(wxInterpolationQuality WXUNUSED(interpolation))
bool wxGDIPlusContext::SetInterpolationQuality(wxInterpolationQuality interpolation)
{
// placeholder
return false;
if (m_interpolation == interpolation)
return true;
m_interpolation = interpolation;
InterpolationMode interpolationMode = InterpolationModeDefault;
switch (interpolation)
{
case wxINTERPOLATION_DEFAULT:
interpolationMode = InterpolationModeDefault;
break;
case wxINTERPOLATION_NONE:
interpolationMode = InterpolationModeNearestNeighbor;
break;
case wxINTERPOLATION_FAST:
interpolationMode = InterpolationModeLowQuality;
break;
case wxINTERPOLATION_GOOD:
interpolationMode = InterpolationModeHighQuality;
break;
case wxINTERPOLATION_BEST:
interpolationMode = InterpolationModeHighQualityBicubic;
break;
default:
return false;
}
m_context->SetInterpolationMode(interpolationMode);
return true;
}
bool wxGDIPlusContext::SetCompositionMode(wxCompositionMode op)