src/mac/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 #ifdef __GNUG__
  13 #pragma implementation "colour.h"
  14 #endif
  15
  16 #include "wx/gdicmn.h"
  17 #include "wx/colour.h"
  18
  19 #if !USE_SHARED_LIBRARY
  20 IMPLEMENT_DYNAMIC_CLASS(wxColour, wxObject)
  21 #endif
  22
  23 // Colour
  24
  25 #include "wx/mac/private.h"
  26
  27 static void wxComposeRGBColor( WXCOLORREF* color , int red, int blue, int green ) ;
  28 static void wxComposeRGBColor( WXCOLORREF* color , int red, int blue, int green )
  29 {
  30     RGBColor* col = (RGBColor*) color ;
  31     col->red = (red << 8) + red;
  32     col->blue = (blue << 8) + blue;
  33     col->green = (green << 8) + green;
  34 }
  35
  36 void wxColour::Init()
  37 {
  38     m_isInit = false;
  39     m_red =
  40     m_blue =
  41     m_green = 0;
  42
  43     wxComposeRGBColor( &m_pixel , m_red , m_blue , m_green ) ;
  44 }
  45
  46 wxColour::wxColour (const wxColour& col)
  47     : wxObject()
  48 {
  49     m_red = col.m_red;
  50     m_green = col.m_green;
  51     m_blue = col.m_blue;
  52     m_isInit = col.m_isInit;
  53
  54     memcpy( &m_pixel , &col.m_pixel , 6 ) ;
  55 }
  56
  57 wxColour::wxColour (const wxColour* col)
  58 {
  59     m_red = col->m_red;
  60     m_green = col->m_green;
  61     m_blue = col->m_blue;
  62     m_isInit = col->m_isInit;
  63
  64     memcpy( &m_pixel , &col->m_pixel , 6 ) ;
  65 }
  66
  67 wxColour& wxColour::operator =(const wxColour& col)
  68 {
  69     m_red = col.m_red;
  70     m_green = col.m_green;
  71     m_blue = col.m_blue;
  72     m_isInit = col.m_isInit;
  73
  74     memcpy( &m_pixel , &col.m_pixel , 6 ) ;
  75
  76     return *this;
  77 }
  78
  79 void wxColour::InitFromName(const wxString& name)
  80 {
  81     if ( wxTheColourDatabase )
  82     {
  83         wxColour col = wxTheColourDatabase->Find(name);
  84         if ( col.Ok() )
  85         {
  86             *this = col;
  87             return;
  88         }
  89     }
  90
  91     // leave invalid
  92     Init();
  93 }
  94
  95 wxColour::~wxColour ()
  96 {
  97 }
  98
  99 void wxColour::Set (unsigned char r, unsigned char g, unsigned char b)
 100 {
 101     m_red = r;
 102     m_green = g;
 103     m_blue = b;
 104     m_isInit = true;
 105
 106     wxComposeRGBColor( &m_pixel , m_red , m_blue , m_green ) ;
 107 }
 108
 109 void wxColour::Set( const WXCOLORREF* color )
 110 {
 111     RGBColor* col = (RGBColor*) color ;
 112     memcpy( &m_pixel , color , 6 ) ;
 113     m_red = col->red>>8 ;
 114     m_blue = col->blue>>8 ;
 115     m_green = col->green>>8 ;
 116 }