AuroraMiddleware/wxWidgets
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Don't attempt to get CTM if CGContext is NULL

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When wxMacCoreGraphicsContext is constructed with CGContext==NULL, initial
transformation matrix can be assumed as an identity matrix.
This commit is contained in:
Artur Wieczorek 2017-07-09 14:43:22 +02:00
parent 796ffb3671
commit 3105134548
1 changed files with 1 additions and 1 deletions
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src/osx/carbon/graphics.cpp
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@ -1467,7 +1467,7 @@ wxMacCoreGraphicsContext::wxMacCoreGraphicsContext( wxGraphicsRenderer* renderer
SetNativeContext(cgcontext);
m_width = width;
m_height = height;
m_initTransform = CGContextGetCTM(m_cgContext);
m_initTransform = m_cgContext ? CGContextGetCTM(m_cgContext) : CGAffineTransformIdentity;
}
wxMacCoreGraphicsContext::wxMacCoreGraphicsContext( wxGraphicsRenderer* renderer, wxWindow* window ): wxGraphicsContext(renderer)