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1 | ///////////////////////////////////////////////////////////////////////////// | |
2 | // Name: colour.h | |
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 | #ifndef __WX_COCOA_COLOUR_H__ | |
13 | #define __WX_COCOA_COLOUR_H__ | |
14 | ||
15 | #include "wx/object.h" | |
16 | #include "wx/string.h" | |
17 | ||
18 | // ======================================================================== | |
19 | // wxColour | |
20 | // ======================================================================== | |
21 | class WXDLLEXPORT wxColour: public wxObject | |
22 | { | |
23 | public: | |
24 | wxColour() { Init(); } | |
25 | ||
26 | // from RGB | |
27 | wxColour( unsigned char red, unsigned char green, unsigned char blue ) | |
28 | : m_cocoaNSColor(NULL) | |
29 | { Set(red,green,blue); } | |
30 | wxColour( unsigned long colRGB ) | |
31 | : m_cocoaNSColor(NULL) | |
32 | { Set(colRGB); } | |
33 | ||
34 | // implicit conversion from the colour name | |
35 | wxColour( const wxString &colourName ) | |
36 | { InitFromName(colourName); } | |
37 | wxColour( const char *colourName ) | |
38 | { InitFromName(wxString::FromAscii(colourName)); } | |
39 | ||
40 | // copy ctors and assignment operators | |
41 | wxColour( const wxColour& col ); | |
42 | wxColour& operator = ( const wxColour& col ); | |
43 | ||
44 | virtual ~wxColour(); | |
45 | ||
46 | // accessors | |
47 | bool Ok() const { return m_cocoaNSColor; } | |
48 | WX_NSColor GetNSColor() { return m_cocoaNSColor; } | |
49 | ||
50 | unsigned char Red() const { return m_red; } | |
51 | unsigned char Green() const { return m_green; } | |
52 | unsigned char Blue() const { return m_blue; } | |
53 | ||
54 | // comparison | |
55 | bool operator == (const wxColour& colour) const | |
56 | { | |
57 | // VZ: sure we want to compare NSColor objects for equality here? | |
58 | return (m_cocoaNSColor == colour.m_cocoaNSColor | |
59 | && m_red == colour.m_red | |
60 | && m_green == colour.m_green | |
61 | && m_blue == colour.m_blue); | |
62 | } | |
63 | bool operator != (const wxColour& colour) const | |
64 | { return !(*this == colour); } | |
65 | ||
66 | // Set() functions | |
67 | void Set( unsigned char red, unsigned char green, unsigned char blue ); | |
68 | void Set( unsigned long colRGB ) | |
69 | { | |
70 | // we don't need to know sizeof(long) here because we assume that the three | |
71 | // least significant bytes contain the R, G and B values | |
72 | Set((unsigned char)colRGB, | |
73 | (unsigned char)(colRGB >> 8), | |
74 | (unsigned char)(colRGB >> 16)); | |
75 | } | |
76 | ||
77 | protected: | |
78 | // puts the object in an invalid, uninitialized state | |
79 | void Init(); | |
80 | ||
81 | // create the object from name, leaves it uninitialized if it failed | |
82 | void InitFromName(const wxString& col); | |
83 | ||
84 | private: | |
85 | WX_NSColor m_cocoaNSColor; | |
86 | unsigned char m_red; | |
87 | unsigned char m_green; | |
88 | unsigned char m_blue; | |
89 | ||
90 | DECLARE_DYNAMIC_CLASS(wxColour) | |
91 | }; | |
92 | ||
93 | #endif // __WX_COCOA_COLOUR_H__ |