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 #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 wxColour::wxColour ()
  26 :   m_cocoaNSColor(NULL)
  27 {
  28     m_red = m_blue = m_green = 0;
  29 }
  30
  31 wxColour::wxColour (const wxColour& col)
  32 :   m_cocoaNSColor(col.m_cocoaNSColor)
  33 ,   m_red(col.m_red)
  34 ,   m_green(col.m_green)
  35 ,   m_blue(col.m_blue)
  36 {
  37     [m_cocoaNSColor retain];
  38 }
  39
  40 wxColour& wxColour::operator =(const wxColour& col)
  41 {
  42     m_cocoaNSColor = col.m_cocoaNSColor;
  43     m_red = col.m_red;
  44     m_green = col.m_green;
  45     m_blue = col.m_blue;
  46     [m_cocoaNSColor retain];
  47     return *this;
  48 }
  49
  50 void wxColour::InitFromName(const wxString& col)
  51 {
  52     wxColour *the_colour = wxTheColourDatabase->FindColour (col);
  53     if (the_colour)
  54     {
  55         *this = *the_colour;
  56     }
  57     else
  58     {
  59         [m_cocoaNSColor release];
  60         m_cocoaNSColor = NULL;
  61         m_red = 0;
  62         m_green = 0;
  63         m_blue = 0;
  64     }
  65 }
  66
  67 wxColour::~wxColour ()
  68 {
  69     [m_cocoaNSColor release];
  70 }
  71
  72 void wxColour::Set (unsigned char r, unsigned char g, unsigned char b)
  73 {
  74     wxAutoNSAutoreleasePool pool;
  75     [m_cocoaNSColor release];
  76     m_cocoaNSColor = [[NSColor colorWithCalibratedRed:r/255.0 green:g/255.0 blue:b/255.0 alpha:1.0] retain];
  77     m_red = r;
  78     m_green = g;
  79     m_blue = b;
  80 }
  81