src/mac/carbon/colour.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/mac/carbon/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 #include "wx/mac/private.h"
  18
  19 IMPLEMENT_DYNAMIC_CLASS(wxColour, wxObject)
  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::operator =(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     return *this;
  61 }
  62
  63 void wxColour::InitFromName(const wxString& name)
  64 {
  65     if ( wxTheColourDatabase )
  66     {
  67         wxColour col = wxTheColourDatabase->Find( name );
  68         if ( col.Ok() )
  69         {
  70             *this = col;
  71             return;
  72         }
  73     }
  74
  75     // leave invalid
  76     Init();
  77 }
  78
  79 wxColour::~wxColour ()
  80 {
  81 }
  82
  83 void wxColour::Set (unsigned char r, unsigned char g, unsigned char b)
  84 {
  85     m_red = r;
  86     m_green = g;
  87     m_blue = b;
  88     m_isInit = true;
  89
  90     wxComposeRGBColor( &m_pixel , m_red , m_blue , m_green );
  91 }
  92
  93 void wxColour::Set( const WXCOLORREF* color )
  94 {
  95     RGBColor* col = (RGBColor*) color;
  96     memcpy( &m_pixel, color, 6 );
  97     m_red = col->red >> 8;
  98     m_blue = col->blue >> 8;
  99     m_green = col->green >> 8;
 100 }