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 #include "wx/cocoa/autorelease.h"
  18
  19 IMPLEMENT_DYNAMIC_CLASS(wxColour, wxObject)
  20
  21 wxColour::wxColour ()
  22 :   m_cocoaNSColor(NULL)
  23 {
  24     m_red = m_blue = m_green = 0;
  25 }
  26
  27 wxColour::wxColour (const wxColour& col)
  28 :   m_cocoaNSColor(col.m_cocoaNSColor)
  29 ,   m_red(col.m_red)
  30 ,   m_green(col.m_green)
  31 ,   m_blue(col.m_blue)
  32 {
  33     [m_cocoaNSColor retain];
  34 }
  35
  36 wxColour& wxColour::operator =(const wxColour& col)
  37 {
  38     m_cocoaNSColor = col.m_cocoaNSColor;
  39     m_red = col.m_red;
  40     m_green = col.m_green;
  41     m_blue = col.m_blue;
  42     [m_cocoaNSColor retain];
  43     return *this;
  44 }
  45
  46 void wxColour::InitFromName(const wxString& col)
  47 {
  48     wxColour *the_colour = wxTheColourDatabase->FindColour (col);
  49     if (the_colour)
  50     {
  51         *this = *the_colour;
  52     }
  53     else
  54     {
  55         [m_cocoaNSColor release];
  56         m_cocoaNSColor = NULL;
  57         m_red = 0;
  58         m_green = 0;
  59         m_blue = 0;
  60     }
  61 }
  62
  63 wxColour::~wxColour ()
  64 {
  65     [m_cocoaNSColor release];
  66 }
  67
  68 void wxColour::Set (unsigned char r, unsigned char g, unsigned char b)
  69 {
  70     wxAutoNSAutoreleasePool pool;
  71     [m_cocoaNSColor release];
  72     m_cocoaNSColor = [[NSColor colorWithCalibratedRed:r/255.0 green:g/255.0 blue:b/255.0 alpha:1.0] retain];
  73     m_red = r;
  74     m_green = g;
  75     m_blue = b;
  76 }
  77