1/////////////////////////////////////////////////////////////////////////////
2// Name:        src/cococa/colour.mm
3// Purpose:     wxColour class
4// Author:      David Elliott
5// Modified by:
6// Created:     2003/06/17
7// RCS-ID:      $Id: colour.mm 51585 2008-02-08 00:35:39Z DE $
8// Copyright:   (c) 2003 David Elliott
9// Licence:     wxWidgets licence
10/////////////////////////////////////////////////////////////////////////////
11
12#include "wx/wxprec.h"
13
14#include "wx/colour.h"
15
16#ifndef WX_PRECOMP
17    #include "wx/gdicmn.h"
18#endif //WX_PRECOMP
19
20#include "wx/cocoa/autorelease.h"
21#include "wx/cocoa/ObjcRef.h"
22
23#import <AppKit/NSColor.h>
24
25IMPLEMENT_DYNAMIC_CLASS(wxColour, wxObject)
26
27void wxColour::Init()
28{
29    m_cocoaNSColor = NULL;
30    m_red =
31    m_blue =
32    m_green = 0;
33}
34
35wxColour::wxColour (const wxColour& col)
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_alpha(col.m_alpha)
41{
42    wxGCSafeRetain(m_cocoaNSColor);
43}
44
45wxColour::wxColour( WX_NSColor aColor )
46:   m_cocoaNSColor(nil)
47{
48    Set(aColor);
49}
50
51wxColour& wxColour::operator =(const wxColour& col)
52{
53    m_cocoaNSColor = wxGCSafeRetain(col.m_cocoaNSColor);
54    m_red = col.m_red;
55    m_green = col.m_green;
56    m_blue = col.m_blue;
57    m_alpha = col.m_alpha;
58    return *this;
59}
60
61wxColour::~wxColour ()
62{
63    wxGCSafeRelease(m_cocoaNSColor);
64}
65
66void wxColour::InitRGBA(unsigned char r,
67                        unsigned char g,
68                        unsigned char b,
69                        unsigned char a)
70{
71    wxAutoNSAutoreleasePool pool;
72    wxGCSafeRelease(m_cocoaNSColor);
73    m_cocoaNSColor = wxGCSafeRetain([NSColor colorWithCalibratedRed:r/255.0 green:g/255.0 blue:b/255.0 alpha:a/255.0]);
74    m_red = r;
75    m_green = g;
76    m_blue = b;
77    m_alpha = a;
78}
79
80void wxColour::Set( WX_NSColor aColor )
81{
82    wxGCSafeRetain(aColor);
83    wxGCSafeRelease(m_cocoaNSColor);
84    m_cocoaNSColor = aColor;
85
86    /* Make a temporary color in RGB format and get the values.  Note that
87       unless the color was actually RGB to begin with it's likely that
88       these will be fairly bogus. Particulary if the color is a pattern. */
89    NSColor *rgbColor = [m_cocoaNSColor colorUsingColorSpaceName:NSCalibratedRGBColorSpace];
90    m_red   = (wxUint8) ([rgbColor redComponent]   * 255.0);
91    m_green = (wxUint8) ([rgbColor greenComponent] * 255.0);
92    m_blue  = (wxUint8) ([rgbColor blueComponent]  * 255.0);
93    m_alpha  = (wxUint8) ([rgbColor alphaComponent]  * 255.0);
94}
95