src/mac/carbon/colour.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/mac/carbon/colour.cpp
   3 // Purpose:     wxColour class
   4 // Author:      Stefan Csomor
   5 // Modified by:
   6 // Created:     1998-01-01
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Stefan Csomor
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #include "wx/wxprec.h"
  13
  14 #include "wx/colour.h"
  15
  16 #ifndef WX_PRECOMP
  17     #include "wx/gdicmn.h"
  18 #endif
  19
  20 #include "wx/mac/private.h"
  21
  22 IMPLEMENT_DYNAMIC_CLASS(wxColour, wxObject)
  23
  24 static void wxComposeRGBColor( WXCOLORREF* color , int red, int blue, int green );
  25 static void wxComposeRGBColor( WXCOLORREF* color , int red, int blue, int green )
  26 {
  27     RGBColor* col = (RGBColor*) color;
  28     col->red = (red << 8) + red;
  29     col->blue = (blue << 8) + blue;
  30     col->green = (green << 8) + green;
  31 }
  32
  33 void wxColour::Init()
  34 {
  35     m_isInit = false;
  36     m_red =
  37     m_blue =
  38     m_green = 0;
  39
  40     wxComposeRGBColor( &m_pixel, m_red, m_blue, m_green );
  41 }
  42
  43 wxColour::~wxColour ()
  44 {
  45 }
  46
  47 void wxColour::InitRGBA (unsigned char r, unsigned char g, unsigned char b, unsigned char a)
  48 {
  49     m_red = r;
  50     m_green = g;
  51     m_blue = b;
  52     m_alpha = a ;
  53     m_isInit = true;
  54
  55     wxComposeRGBColor( &m_pixel , m_red , m_blue , m_green );
  56 }
  57
  58 void wxColour::FromRGBColor( WXCOLORREF* color )
  59 {
  60     RGBColor* col = (RGBColor*) color;
  61     memcpy( &m_pixel, color, 6 );
  62     m_red = col->red >> 8;
  63     m_blue = col->blue >> 8;
  64     m_green = col->green >> 8;
  65 }
  66
  67 bool wxColour::IsOk() const
  68 {
  69     return m_isInit;
  70 }
  71