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 #include "wx/gdicmn.h"
  13 #include "wx/colour.h"
  14
  15 IMPLEMENT_DYNAMIC_CLASS(wxColour, wxObject)
  16
  17 // Colour
  18
  19 #include "wx/mac/private.h"
  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 wxColour::wxColour (const wxColour& col)
  41     : wxObject()
  42 {
  43     m_red = col.m_red;
  44     m_green = col.m_green;
  45     m_blue = col.m_blue;
  46     m_isInit = col.m_isInit;
  47
  48     memcpy( &m_pixel , &col.m_pixel , 6 ) ;
  49 }
  50
  51 wxColour::wxColour (const wxColour* col)
  52 {
  53     m_red = col->m_red;
  54     m_green = col->m_green;
  55     m_blue = col->m_blue;
  56     m_isInit = col->m_isInit;
  57
  58     memcpy( &m_pixel , &col->m_pixel , 6 ) ;
  59 }
  60
  61 wxColour& wxColour::operator =(const wxColour& col)
  62 {
  63     m_red = col.m_red;
  64     m_green = col.m_green;
  65     m_blue = col.m_blue;
  66     m_isInit = col.m_isInit;
  67
  68     memcpy( &m_pixel , &col.m_pixel , 6 ) ;
  69
  70     return *this;
  71 }
  72
  73 void wxColour::InitFromName(const wxString& name)
  74 {
  75     if ( wxTheColourDatabase )
  76     {
  77         wxColour col = wxTheColourDatabase->Find(name);
  78         if ( col.Ok() )
  79         {
  80             *this = col;
  81             return;
  82         }
  83     }
  84
  85     // leave invalid
  86     Init();
  87 }
  88
  89 wxColour::~wxColour ()
  90 {
  91 }
  92
  93 void wxColour::Set (unsigned char r, unsigned char g, unsigned char b)
  94 {
  95     m_red = r;
  96     m_green = g;
  97     m_blue = b;
  98     m_isInit = true;
  99
 100     wxComposeRGBColor( &m_pixel , m_red , m_blue , m_green ) ;
 101 }
 102
 103 void wxColour::Set( const WXCOLORREF* color )
 104 {
 105     RGBColor* col = (RGBColor*) color ;
 106     memcpy( &m_pixel , color , 6 ) ;
 107     m_red = col->red>>8 ;
 108     m_blue = col->blue>>8 ;
 109     m_green = col->green>>8 ;
 110 }