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/gdicmn.h"
  15 #include "wx/colour.h"
  16
  17 #include "wx/mac/private.h"
  18
  19 IMPLEMENT_DYNAMIC_CLASS(wxColour, wxObject)
  20
  21 static void wxComposeRGBColor( WXCOLORREF* color , int red, int blue, int green );
  22 static void wxComposeRGBColor( WXCOLORREF* color , int red, int blue, int green )
  23 {
  24     RGBColor* col = (RGBColor*) color;
  25     col->red = (red << 8) + red;
  26     col->blue = (blue << 8) + blue;
  27     col->green = (green << 8) + green;
  28 }
  29
  30 void wxColour::Init()
  31 {
  32     m_isInit = false;
  33     m_red =
  34     m_blue =
  35     m_green = 0;
  36
  37     wxComposeRGBColor( &m_pixel, m_red, m_blue, m_green );
  38 }
  39
  40 void wxColour::InitFromName(const wxString& name)
  41 {
  42     if ( wxTheColourDatabase )
  43     {
  44         wxColour col = wxTheColourDatabase->Find( name );
  45         if ( col.Ok() )
  46         {
  47             *this = col;
  48             return;
  49         }
  50     }
  51
  52     // leave invalid
  53     Init();
  54 }
  55
  56 wxColour::~wxColour ()
  57 {
  58 }
  59
  60 void wxColour::Set (unsigned char r, unsigned char g, unsigned char b)
  61 {
  62     m_red = r;
  63     m_green = g;
  64     m_blue = b;
  65     m_isInit = true;
  66
  67     wxComposeRGBColor( &m_pixel , m_red , m_blue , m_green );
  68 }
  69
  70 void wxColour::Set( const WXCOLORREF* color )
  71 {
  72     RGBColor* col = (RGBColor*) color;
  73     memcpy( &m_pixel, color, 6 );
  74     m_red = col->red >> 8;
  75     m_blue = col->blue >> 8;
  76     m_green = col->green >> 8;
  77 }