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:     wxWidgets licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #include "wx/wxprec.h"
  13 #ifndef WX_PRECOMP
  14 #endif //WX_PRECOMP
  15
  16 #include "wx/gdicmn.h"
  17 #include "wx/colour.h"
  18
  19 #include "wx/cocoa/autorelease.h"
  20
  21 #import <AppKit/NSColor.h>
  22
  23 IMPLEMENT_DYNAMIC_CLASS(wxColour, wxObject)
  24
  25 void wxColour::Init()
  26 {
  27     m_cocoaNSColor = NULL;
  28     m_red =
  29     m_blue =
  30     m_green = 0;
  31 }
  32
  33 wxColour::wxColour (const wxColour& col)
  34 :   m_cocoaNSColor(col.m_cocoaNSColor)
  35 ,   m_red(col.m_red)
  36 ,   m_green(col.m_green)
  37 ,   m_blue(col.m_blue)
  38 {
  39     [m_cocoaNSColor retain];
  40 }
  41
  42 wxColour& wxColour::operator =(const wxColour& col)
  43 {
  44     m_cocoaNSColor = col.m_cocoaNSColor;
  45     m_red = col.m_red;
  46     m_green = col.m_green;
  47     m_blue = col.m_blue;
  48     [m_cocoaNSColor retain];
  49     return *this;
  50 }
  51
  52 void wxColour::InitFromName(const wxString& name)
  53 {
  54     if ( wxTheColourDatabase )
  55     {
  56         wxColour col = wxTheColourDatabase->Find(name);
  57         if ( col.Ok() )
  58         {
  59             *this = col;
  60             return;
  61         }
  62     }
  63
  64     // leave invalid
  65     Init();
  66 }
  67
  68 wxColour::~wxColour ()
  69 {
  70     [m_cocoaNSColor release];
  71 }
  72
  73 void wxColour::Set (unsigned char r, unsigned char g, unsigned char b)
  74 {
  75     wxAutoNSAutoreleasePool pool;
  76     [m_cocoaNSColor release];
  77     m_cocoaNSColor = [[NSColor colorWithCalibratedRed:r/255.0 green:g/255.0 blue:b/255.0 alpha:1.0] retain];
  78     m_red = r;
  79     m_green = g;
  80     m_blue = b;
  81 }
  82