src/cocoa/colour.mm

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        colour.mm
   3 // Purpose:     wxColour class
   4 // Author:      David Elliott
   5 // Modified by:
   6 // Created:     2003/06/17
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) 2003 David Elliott
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #import <AppKit/NSColor.h>
  13
  14 #include "wx/gdicmn.h"
  15 #include "wx/colour.h"
  16
  17 IMPLEMENT_DYNAMIC_CLASS(wxColour, wxObject)
  18
  19 wxColour::wxColour ()
  20 :   m_cocoaNSColor(NULL)
  21 {
  22     m_red = m_blue = m_green = 0;
  23 }
  24
  25 wxColour::wxColour (const wxColour& col)
  26 :   m_cocoaNSColor(col.m_cocoaNSColor)
  27 ,   m_red(col.m_red)
  28 ,   m_green(col.m_green)
  29 ,   m_blue(col.m_blue)
  30 {
  31     [m_cocoaNSColor retain];
  32 }
  33
  34 wxColour& wxColour::operator =(const wxColour& col)
  35 {
  36     m_cocoaNSColor = col.m_cocoaNSColor;
  37     m_red = col.m_red;
  38     m_green = col.m_green;
  39     m_blue = col.m_blue;
  40     [m_cocoaNSColor retain];
  41     return *this;
  42 }
  43
  44 void wxColour::InitFromName(const wxString& col)
  45 {
  46     wxColour *the_colour = wxTheColourDatabase->FindColour (col);
  47     if (the_colour)
  48     {
  49         *this = *the_colour;
  50     }
  51     else
  52     {
  53         [m_cocoaNSColor release];
  54         m_cocoaNSColor = NULL;
  55         m_red = 0;
  56         m_green = 0;
  57         m_blue = 0;
  58     }
  59 }
  60
  61 wxColour::~wxColour ()
  62 {
  63     [m_cocoaNSColor release];
  64 }
  65
  66 void wxColour::Set (unsigned char r, unsigned char g, unsigned char b)
  67 {
  68     [m_cocoaNSColor release];
  69     m_cocoaNSColor = [[NSColor colorWithCalibratedRed:r/255.0 green:g/255.0 blue:b/255.0 alpha:1.0] retain];
  70     m_red = r;
  71     m_green = g;
  72     m_blue = b;
  73 }
  74