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made GetAlpha(x, y) const (the docs are already correct)

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@26786 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Dimitri Schoolwerth
2004-04-15 16:16:01 +00:00
parent 7ef67c25ff
commit d30ee785c2
2 changed files with 2 additions and 2 deletions
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2
include/wx/image.h
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@@ -198,7 +198,7 @@ public:
unsigned char GetBlue( int x, int y ) const; unsigned char GetBlue( int x, int y ) const;
void SetAlpha(int x, int y, unsigned char alpha); void SetAlpha(int x, int y, unsigned char alpha);
unsigned char GetAlpha(int x, int y); unsigned char GetAlpha(int x, int y) const;
// find first colour that is not used in the image and has higher // find first colour that is not used in the image and has higher
// RGB values than <startR,startG,startB> // RGB values than <startR,startG,startB>

2
src/common/image.cpp
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@@ -796,7 +796,7 @@ void wxImage::SetAlpha(int x, int y, unsigned char alpha)
M_IMGDATA->m_alpha[y*w + x] = alpha; M_IMGDATA->m_alpha[y*w + x] = alpha;
} }
unsigned char wxImage::GetAlpha(int x, int y) unsigned char wxImage::GetAlpha(int x, int y) const
{ {
wxCHECK_MSG( Ok() && HasAlpha(), 0, wxT("invalid image or no alpha channel") ); wxCHECK_MSG( Ok() && HasAlpha(), 0, wxT("invalid image or no alpha channel") );