wxImage::Copy() forgot the alpha channel.
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@37150 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
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@ -262,8 +262,17 @@ wxImage wxImage::Copy() const
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memcpy( data, GetData(), M_IMGDATA->m_width*M_IMGDATA->m_height*3 );
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// also copy the image options
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wxImageRefData *imgData = (wxImageRefData *)image.m_refData;
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// also copy the alpha channel
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if (HasAlpha())
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{
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image.SetAlpha();
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unsigned char* alpha = image.GetAlpha();
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memcpy( alpha, GetAlpha(), M_IMGDATA->m_width*M_IMGDATA->m_height );
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}
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// also copy the image options
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imgData->m_optionNames = M_IMGDATA->m_optionNames;
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imgData->m_optionValues = M_IMGDATA->m_optionValues;
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