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