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1 | ///////////////////////////////////////////////////////////////////////////// | |
2 | // Name: colour.h | |
3 | // Purpose: wxColour class | |
4 | // Author: Julian Smart | |
5 | // Modified by: | |
6 | // Created: 01/02/97 | |
7 | // RCS-ID: $Id$ | |
8 | // Copyright: (c) Julian Smart | |
9 | // Licence: wxWindows licence | |
10 | ///////////////////////////////////////////////////////////////////////////// | |
11 | ||
12 | #ifndef _WX_COLOUR_H_ | |
13 | #define _WX_COLOUR_H_ | |
14 | ||
15 | #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) | |
16 | #pragma interface "colour.h" | |
17 | #endif | |
18 | #include "wx/object.h" | |
19 | ||
20 | // Colour | |
21 | class WXDLLEXPORT wxColour: public wxObject | |
22 | { | |
23 | public: | |
24 | // ctors | |
25 | // default | |
26 | wxColour(); | |
27 | // from RGB | |
28 | wxColour(unsigned char red, unsigned char green, unsigned char blue) | |
29 | { Set(red, green, blue); } | |
30 | wxColour(unsigned long colRGB) { Set(colRGB); } | |
31 | ||
32 | // implicit conversion from the colour name | |
33 | wxColour(const wxString &colourName) { InitFromName(colourName); } | |
34 | wxColour(const char *colourName) { InitFromName(colourName); } | |
35 | ||
36 | ||
37 | // copy ctors and assignment operators | |
38 | wxColour(const wxColour& col); | |
39 | wxColour& operator = (const wxColour& col); | |
40 | ||
41 | // dtor | |
42 | ~wxColour(); | |
43 | ||
44 | // Set() functions | |
45 | void Set(unsigned char red, unsigned char green, unsigned char blue); | |
46 | void Set(unsigned long colRGB) | |
47 | { | |
48 | // we don't need to know sizeof(long) here because we assume that the three | |
49 | // least significant bytes contain the R, G and B values | |
50 | Set((unsigned char)colRGB, | |
51 | (unsigned char)(colRGB >> 8), | |
52 | (unsigned char)(colRGB >> 16)); | |
53 | } | |
54 | ||
55 | // accessors | |
56 | bool Ok() const { return m_isInit; } | |
57 | ||
58 | unsigned char Red() const { return m_red; } | |
59 | unsigned char Green() const { return m_green; } | |
60 | unsigned char Blue() const { return m_blue; } | |
61 | ||
62 | // comparison | |
63 | bool operator == (const wxColour& colour) const | |
64 | { | |
65 | return (m_red == colour.m_red && | |
66 | m_green == colour.m_green && | |
67 | m_blue == colour.m_blue && | |
68 | m_isInit == colour.m_isInit); | |
69 | } | |
70 | bool operator != (const wxColour& colour) const { return !(*this == colour); } | |
71 | ||
72 | void InitFromName(const wxString& colourName); | |
73 | ||
74 | protected: | |
75 | ||
76 | // Helper function | |
77 | void Init(); | |
78 | ||
79 | private: | |
80 | bool m_isInit; | |
81 | unsigned char m_red; | |
82 | unsigned char m_blue; | |
83 | unsigned char m_green; | |
84 | ||
85 | private: | |
86 | DECLARE_DYNAMIC_CLASS(wxColour) | |
87 | }; | |
88 | ||
89 | #endif | |
90 | // _WX_COLOUR_H_ |