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wxCreateGreyedImage() deprecated, use wxImage::ConvertToGreyscale() directly instead

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@44604 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
2007-03-04 20:57:46 +00:00
parent ae765fde7b
commit 9ac4391323
4 changed files with 26 additions and 70 deletions
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80
src/common/tbarbase.cpp
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@@ -32,7 +32,9 @@
#include "wx/control.h"
#include "wx/frame.h"
#include "wx/settings.h"
#include "wx/image.h"
#if WXWIN_COMPATIBILITY_2_8
#include "wx/image.h"
#endif // WXWIN_COMPATIBILITY_2_8
#endif
// ----------------------------------------------------------------------------
@@ -674,73 +676,19 @@ void wxToolBarBase::UpdateWindowUI(long flags)
}
}
#if wxUSE_IMAGE
#if WXWIN_COMPATIBILITY_2_8
/*
* Make a greyed-out image suitable for disabled buttons.
* This code is adapted from wxNewBitmapButton in FL.
*/
bool wxCreateGreyedImage(const wxImage& src, wxImage& dst)
bool wxCreateGreyedImage(const wxImage& in, wxImage& out)
{
dst = src.Copy();
unsigned char rBg, gBg, bBg;
if ( src.HasMask() )
{
src.GetOrFindMaskColour(&rBg, &gBg, &bBg);
dst.SetMaskColour(rBg, gBg, bBg);
}
else // assuming the pixels along the edges are of the background color
{
rBg = src.GetRed(0, 0);
gBg = src.GetGreen(0, 0);
bBg = src.GetBlue(0, 0);
}
const wxColour colBg(rBg, gBg, bBg);
const wxColour colDark = wxSystemSettings::GetColour(wxSYS_COLOUR_3DSHADOW);
const wxColour colLight = wxSystemSettings::GetColour(wxSYS_COLOUR_3DHIGHLIGHT);
// Second attempt, just making things monochrome
const int width = src.GetWidth();
const int height = src.GetHeight();
for ( int x = 0; x < width; x++ )
{
for ( int y = 0; y < height; y++ )
{
const int r = src.GetRed(x, y);
const int g = src.GetGreen(x, y);
const int b = src.GetBlue(x, y);
if ( r == rBg && g == gBg && b == bBg )
{
// Leave the background colour as-is
continue;
}
// Change light things to the background colour
wxColour col;
if ( r >= (colLight.Red() - 50) &&
g >= (colLight.Green() - 50) &&
b >= (colLight.Blue() - 50) )
{
col = colBg;
}
else // Change dark things to really dark
{
col = colDark;
}
dst.SetRGB(x, y, col.Red(), col.Green(), col.Blue());
}
}
return true;
}
#if wxUSE_IMAGE
out = in.ConvertToGreyscale();
if ( out.Ok() )
return true;
#endif // wxUSE_IMAGE
return false;
}
#endif // WXWIN_COMPATIBILITY_2_8
#endif // wxUSE_TOOLBAR