src/mac/carbon/colour.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        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 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
  13 #pragma implementation "colour.h"
  14 #endif
  15
  16 #include "wx/wxprec.h"
  17
  18 #include "wx/gdicmn.h"
  19 #include "wx/colour.h"
  20
  21 #if !USE_SHARED_LIBRARY
  22 IMPLEMENT_DYNAMIC_CLASS(wxColour, wxObject)
  23 #endif
  24
  25 // Colour
  26
  27 #include "wx/mac/private.h"
  28
  29 static void wxComposeRGBColor( WXCOLORREF* color , int red, int blue, int green ) ;
  30 static void wxComposeRGBColor( WXCOLORREF* color , int red, int blue, int green )
  31 {
  32     RGBColor* col = (RGBColor*) color ;
  33     col->red = (red << 8) + red;
  34     col->blue = (blue << 8) + blue;
  35     col->green = (green << 8) + green;
  36 }
  37
  38 void wxColour::Init()
  39 {
  40     m_isInit = false;
  41     m_red =
  42     m_blue =
  43     m_green = 0;
  44
  45     wxComposeRGBColor( &m_pixel , m_red , m_blue , m_green ) ;
  46 }
  47
  48 wxColour::wxColour (const wxColour& col)
  49     : wxObject()
  50 {
  51     m_red = col.m_red;
  52     m_green = col.m_green;
  53     m_blue = col.m_blue;
  54     m_isInit = col.m_isInit;
  55
  56     memcpy( &m_pixel , &col.m_pixel , 6 ) ;
  57 }
  58
  59 wxColour& wxColour::operator =(const wxColour& col)
  60 {
  61     m_red = col.m_red;
  62     m_green = col.m_green;
  63     m_blue = col.m_blue;
  64     m_isInit = col.m_isInit;
  65
  66     memcpy( &m_pixel , &col.m_pixel , 6 ) ;
  67
  68     return *this;
  69 }
  70
  71 void wxColour::InitFromName(const wxString& name)
  72 {
  73     if ( wxTheColourDatabase )
  74     {
  75         wxColour col = wxTheColourDatabase->Find(name);
  76         if ( col.Ok() )
  77         {
  78             *this = col;
  79             return;
  80         }
  81     }
  82
  83     // leave invalid
  84     Init();
  85 }
  86
  87 wxColour::~wxColour ()
  88 {
  89 }
  90
  91 void wxColour::Set (unsigned char r, unsigned char g, unsigned char b)
  92 {
  93     m_red = r;
  94     m_green = g;
  95     m_blue = b;
  96     m_isInit = true;
  97
  98     wxComposeRGBColor( &m_pixel , m_red , m_blue , m_green ) ;
  99 }
 100
 101 void wxColour::Set( const WXCOLORREF* color )
 102 {
 103     RGBColor* col = (RGBColor*) color ;
 104     memcpy( &m_pixel , color , 6 ) ;
 105     m_red = col->red>>8 ;
 106     m_blue = col->blue>>8 ;
 107     m_green = col->green>>8 ;
 108 }