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