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[wxWidgets.git] / include / wx / generic / colour.h
1 /////////////////////////////////////////////////////////////////////////////
2 // Name: wx/generic/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_GENERIC_COLOUR_H_
13 #define _WX_GENERIC_COLOUR_H_
14
15 #include "wx/object.h"
16
17 // Colour
18 class WXDLLIMPEXP_CORE wxColour: public wxColourBase
19 {
20 public:
21 // constructors
22 // ------------
23 DEFINE_STD_WXCOLOUR_CONSTRUCTORS
24
25 // copy ctors and assignment operators
26 wxColour(const wxColour& col)
27 {
28 *this = col;
29 }
30
31 wxColour& operator=(const wxColour& col);
32
33 // accessors
34 virtual bool IsOk() const { return m_isInit; }
35
36 unsigned char Red() const { return m_red; }
37 unsigned char Green() const { return m_green; }
38 unsigned char Blue() const { return m_blue; }
39 unsigned char Alpha() const { return m_alpha; }
40
41 // comparison
42 bool operator==(const wxColour& colour) const
43 {
44 return (m_red == colour.m_red &&
45 m_green == colour.m_green &&
46 m_blue == colour.m_blue &&
47 m_alpha == colour.m_alpha &&
48 m_isInit == colour.m_isInit);
49 }
50
51 bool operator!=(const wxColour& colour) const { return !(*this == colour); }
52
53 protected:
54
55 // Helper function
56 void Init();
57
58 virtual void
59 InitRGBA(unsigned char r, unsigned char g, unsigned char b, unsigned char a);
60
61 private:
62 bool m_isInit;
63 unsigned char m_red;
64 unsigned char m_blue;
65 unsigned char m_green;
66 unsigned char m_alpha;
67
68 private:
69 DECLARE_DYNAMIC_CLASS(wxColour)
70 };
71
72 #endif // _WX_GENERIC_COLOUR_H_