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use separate is-static flag for alpha channel and main data

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@33282 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
2005-04-02 21:19:54 +00:00
parent 5644ac4640
commit d2502f1471
1 changed files with 10 additions and 5 deletions
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13
src/common/image.cpp
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@@ -68,8 +68,13 @@ public:
unsigned char *m_alpha; unsigned char *m_alpha;
bool m_ok; bool m_ok;
// if true, m_data is pointer to static data and shouldn't be freed
bool m_static; bool m_static;
// same as m_static but for m_alpha
bool m_staticAlpha;
#if wxUSE_PALETTE #if wxUSE_PALETTE
wxPalette m_palette; wxPalette m_palette;
#endif // wxUSE_PALETTE #endif // wxUSE_PALETTE
@@ -93,17 +98,17 @@ wxImageRefData::wxImageRefData()
m_hasMask = false; m_hasMask = false;
m_ok = false; m_ok = false;
m_static = false; m_static =
m_staticAlpha = false;
} }
wxImageRefData::~wxImageRefData() wxImageRefData::~wxImageRefData()
{ {
if ( !m_static ) if ( !m_static )
{
free( m_data ); free( m_data );
if ( !m_staticAlpha )
free( m_alpha ); free( m_alpha );
} }
}
wxList wxImage::sm_handlers; wxList wxImage::sm_handlers;
@@ -997,7 +1002,7 @@ void wxImage::SetAlpha( unsigned char *alpha, bool static_data )
free(M_IMGDATA->m_alpha); free(M_IMGDATA->m_alpha);
M_IMGDATA->m_alpha = alpha; M_IMGDATA->m_alpha = alpha;
M_IMGDATA->m_static = static_data; M_IMGDATA->m_staticAlpha = static_data;
} }
unsigned char *wxImage::GetAlpha() const unsigned char *wxImage::GetAlpha() const