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Applied part of #10034: wxImage::ConvertToDisabled()

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@62099 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Julian Smart
2009-09-24 20:05:33 +00:00
parent cc3d673a84
commit 198c264dbc
10 changed files with 288 additions and 61 deletions
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17
include/wx/colour.h
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@@ -15,7 +15,6 @@
#include "wx/defs.h"
#include "wx/gdiobj.h"
class WXDLLIMPEXP_FWD_CORE wxColour;
// A macro to define the standard wxColour constructors:
@@ -148,6 +147,22 @@ public:
bool Ok() const { return IsOk(); }
#endif
// manipulation
// ------------
// These methods are static because they are mostly used
// within tight loops (where we don't want to instantiate wxColour's)
static void MakeMono (unsigned char* r, unsigned char* g, unsigned char* b, bool on);
static void MakeDisabled(unsigned char* r, unsigned char* g, unsigned char* b, unsigned char brightness = 255);
static void MakeGrey (unsigned char* r, unsigned char* g, unsigned char* b); // integer version
static void MakeGrey (unsigned char* r, unsigned char* g, unsigned char* b,
double weight_r, double weight_g, double weight_b); // floating point version
static unsigned char AlphaBlend (unsigned char fg, unsigned char bg, double alpha);
static void ChangeLightness(unsigned char* r, unsigned char* g, unsigned char* b, int ialpha);
wxColour ChangeLightness(int ialpha) const;
// old, deprecated
// ---------------