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52479aef SC |
1 | ///////////////////////////////////////////////////////////////////////////// |
2 | // Name: colour.h | |
3 | // Purpose: wxColour class | |
4 | // Author: Stefan Csomor | |
5 | // Modified by: | |
6 | // Created: 1998-01-01 | |
7 | // RCS-ID: $Id$ | |
8 | // Copyright: (c) Stefan Csomor | |
65571936 | 9 | // Licence: wxWindows licence |
52479aef SC |
10 | ///////////////////////////////////////////////////////////////////////////// |
11 | ||
12 | #ifndef _WX_COLOUR_H_ | |
13 | #define _WX_COLOUR_H_ | |
14 | ||
52479aef SC |
15 | #include "wx/object.h" |
16 | #include "wx/string.h" | |
17 | ||
18 | // Colour | |
19 | class WXDLLEXPORT wxColour: public wxObject | |
20 | { | |
21 | public: | |
22 | // ctors | |
23 | // default | |
24 | wxColour() { Init(); } | |
25 | // from RGB | |
26 | wxColour( unsigned char red, unsigned char green, unsigned char blue ) | |
27 | { Set(red, green, blue); } | |
28 | wxColour( unsigned long colRGB ) | |
29 | { Set(colRGB); } | |
30 | ||
31 | // implicit conversion from the colour name | |
32 | wxColour( const wxString &colourName ) | |
33 | { InitFromName(colourName); } | |
34 | wxColour( const wxChar *colourName ) | |
35 | { InitFromName(colourName); } | |
36 | ||
37 | // copy ctors and assignment operators | |
38 | wxColour( const wxColour& col ); | |
39 | wxColour( const wxColour* col ); | |
40 | wxColour& operator = ( const wxColour& col ); | |
41 | ||
42 | // dtor | |
43 | ~wxColour(); | |
44 | ||
45 | // Set() functions | |
46 | void Set( unsigned char red, unsigned char green, unsigned char blue ); | |
47 | void Set( unsigned long colRGB ) | |
48 | { | |
49 | // we don't need to know sizeof(long) here because we assume that the three | |
50 | // least significant bytes contain the R, G and B values | |
51 | Set((unsigned char)colRGB, | |
52 | (unsigned char)(colRGB >> 8), | |
53 | (unsigned char)(colRGB >> 16)); | |
54 | } | |
55 | ||
56 | // accessors | |
57 | bool Ok() const {return m_isInit; } | |
58 | ||
59 | unsigned char Red() const { return m_red; } | |
60 | unsigned char Green() const { return m_green; } | |
61 | unsigned char Blue() const { return m_blue; } | |
62 | ||
63 | // comparison | |
64 | bool operator == (const wxColour& colour) const | |
65 | { | |
66 | return (m_isInit == colour.m_isInit | |
67 | && m_red == colour.m_red | |
68 | && m_green == colour.m_green | |
69 | && m_blue == colour.m_blue); | |
70 | } | |
71 | bool operator != (const wxColour& colour) const { return !(*this == colour); } | |
72 | ||
73 | const WXCOLORREF& GetPixel() const { return m_pixel; }; | |
74 | ||
75 | void InitFromName(const wxString& col); | |
76 | ||
77 | protected : | |
78 | ||
79 | // Helper function | |
80 | void Init(); | |
81 | ||
82 | private: | |
83 | bool m_isInit; | |
84 | unsigned char m_red; | |
85 | unsigned char m_blue; | |
86 | unsigned char m_green; | |
87 | ||
88 | public: | |
89 | WXCOLORREF m_pixel ; | |
90 | void Set( const WXCOLORREF* color ) ; | |
91 | ||
92 | private: | |
93 | DECLARE_DYNAMIC_CLASS(wxColour) | |
94 | }; | |
95 | ||
96 | #endif | |
97 | // _WX_COLOUR_H_ |