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1 | /////////////////////////////////////////////////////////////////////////////// | |
2 | // Name: wx/bitmap.h | |
3 | // Purpose: wxBitmap class interface | |
4 | // Author: Vaclav Slavik | |
5 | // Modified by: | |
6 | // Created: 22.04.01 | |
7 | // RCS-ID: $Id$ | |
8 | // Copyright: (c) wxWindows team | |
9 | // Licence: wxWindows licence | |
10 | /////////////////////////////////////////////////////////////////////////////// | |
11 | ||
12 | #ifndef _WX_BITMAP_H_BASE_ | |
13 | #define _WX_BITMAP_H_BASE_ | |
14 | ||
15 | // ---------------------------------------------------------------------------- | |
16 | // headers | |
17 | // ---------------------------------------------------------------------------- | |
18 | ||
19 | #if defined(__GNUG__) && !defined(__APPLE__) | |
20 | #pragma interface "bitmapbase.h" | |
21 | #endif | |
22 | ||
23 | #include "wx/defs.h" | |
24 | #include "wx/object.h" | |
25 | #include "wx/string.h" | |
26 | #include "wx/gdiobj.h" | |
27 | #include "wx/gdicmn.h" // for wxBitmapType | |
28 | ||
29 | class WXDLLEXPORT wxBitmap; | |
30 | class WXDLLEXPORT wxBitmapHandler; | |
31 | class WXDLLEXPORT wxImage; | |
32 | class WXDLLEXPORT wxMask; | |
33 | class WXDLLEXPORT wxPalette; | |
34 | ||
35 | #if defined(__WXMGL__) || defined(__WXMAC__) || defined(__WXCOCOA__) || defined(__WXMOTIF__) || defined(__WXX11__) | |
36 | // Only used by some ports | |
37 | // FIXME -- make all ports (but MSW which uses wxGDIImage) use these base classes | |
38 | ||
39 | // ---------------------------------------------------------------------------- | |
40 | // wxBitmapHandler: class which knows how to create/load/save bitmaps in | |
41 | // different formats | |
42 | // ---------------------------------------------------------------------------- | |
43 | ||
44 | class WXDLLEXPORT wxBitmapHandlerBase : public wxObject | |
45 | { | |
46 | public: | |
47 | wxBitmapHandlerBase() | |
48 | : m_name() | |
49 | , m_extension() | |
50 | , m_type(wxBITMAP_TYPE_INVALID) | |
51 | { } | |
52 | ||
53 | virtual ~wxBitmapHandlerBase() { } | |
54 | ||
55 | virtual bool Create(wxBitmap *bitmap, void *data, long flags, | |
56 | int width, int height, int depth = 1) = 0; | |
57 | virtual bool LoadFile(wxBitmap *bitmap, const wxString& name, long flags, | |
58 | int desiredWidth, int desiredHeight) = 0; | |
59 | virtual bool SaveFile(const wxBitmap *bitmap, const wxString& name, | |
60 | int type, const wxPalette *palette = NULL) = 0; | |
61 | ||
62 | void SetName(const wxString& name) { m_name = name; } | |
63 | void SetExtension(const wxString& ext) { m_extension = ext; } | |
64 | void SetType(wxBitmapType type) { m_type = type; } | |
65 | wxString GetName() const { return m_name; } | |
66 | wxString GetExtension() const { return m_extension; } | |
67 | wxBitmapType GetType() const { return m_type; } | |
68 | ||
69 | protected: | |
70 | wxString m_name; | |
71 | wxString m_extension; | |
72 | wxBitmapType m_type; | |
73 | ||
74 | DECLARE_ABSTRACT_CLASS(wxBitmapHandlerBase) | |
75 | }; | |
76 | ||
77 | class WXDLLEXPORT wxBitmapBase : public wxGDIObject | |
78 | { | |
79 | public: | |
80 | wxBitmapBase() : wxGDIObject() {} | |
81 | virtual ~wxBitmapBase() {} | |
82 | ||
83 | /* | |
84 | Derived class must implement these: | |
85 | ||
86 | wxBitmap(); | |
87 | wxBitmap(int width, int height, int depth = -1); | |
88 | wxBitmap(const char bits[], int width, int height, int depth = 1); | |
89 | wxBitmap(const char **bits); | |
90 | wxBitmap(char **bits); | |
91 | wxBitmap(const wxBitmap& bmp); | |
92 | wxBitmap(const wxString &filename, wxBitmapType type = wxBITMAP_TYPE_XPM); | |
93 | wxBitmap(const wxImage& image, int depth = -1); | |
94 | wxBitmap& operator = (const wxBitmap& bmp); | |
95 | bool operator == (const wxBitmap& bmp) const; | |
96 | bool operator != (const wxBitmap& bmp) const; | |
97 | ||
98 | bool Create(int width, int height, int depth = -1); | |
99 | ||
100 | static void InitStandardHandlers(); | |
101 | */ | |
102 | ||
103 | virtual bool Ok() const = 0; | |
104 | ||
105 | virtual int GetHeight() const = 0; | |
106 | virtual int GetWidth() const = 0; | |
107 | virtual int GetDepth() const = 0; | |
108 | ||
109 | virtual wxImage ConvertToImage() const = 0; | |
110 | ||
111 | virtual wxMask *GetMask() const = 0; | |
112 | virtual void SetMask(wxMask *mask) = 0; | |
113 | ||
114 | virtual wxBitmap GetSubBitmap(const wxRect& rect) const = 0; | |
115 | ||
116 | virtual bool SaveFile(const wxString &name, wxBitmapType type, | |
117 | const wxPalette *palette = (wxPalette *)NULL) const = 0; | |
118 | virtual bool LoadFile(const wxString &name, wxBitmapType type) = 0; | |
119 | ||
120 | /* | |
121 | If raw bitmap access is supported (see wx/rawbmp.h), the following | |
122 | methods should be implemented: | |
123 | ||
124 | virtual bool GetRawData(wxRawBitmapData *data) = 0; | |
125 | virtual void UngetRawData(wxRawBitmapData *data) = 0; | |
126 | */ | |
127 | ||
128 | #if wxUSE_PALETTE | |
129 | virtual wxPalette *GetPalette() const = 0; | |
130 | virtual void SetPalette(const wxPalette& palette) = 0; | |
131 | #endif // wxUSE_PALETTE | |
132 | ||
133 | // copies the contents and mask of the given (colour) icon to the bitmap | |
134 | virtual bool CopyFromIcon(const wxIcon& icon) = 0; | |
135 | ||
136 | // implementation: | |
137 | virtual void SetHeight(int height) = 0; | |
138 | virtual void SetWidth(int width) = 0; | |
139 | virtual void SetDepth(int depth) = 0; | |
140 | ||
141 | // Format handling | |
142 | static inline wxList& GetHandlers() { return sm_handlers; } | |
143 | static void AddHandler(wxBitmapHandlerBase *handler); | |
144 | static void InsertHandler(wxBitmapHandlerBase *handler); | |
145 | static bool RemoveHandler(const wxString& name); | |
146 | static wxBitmapHandler *FindHandler(const wxString& name); | |
147 | static wxBitmapHandler *FindHandler(const wxString& extension, wxBitmapType bitmapType); | |
148 | static wxBitmapHandler *FindHandler(wxBitmapType bitmapType); | |
149 | ||
150 | //static void InitStandardHandlers(); | |
151 | // (wxBitmap must implement this one) | |
152 | ||
153 | static void CleanUpHandlers(); | |
154 | ||
155 | protected: | |
156 | static wxList sm_handlers; | |
157 | ||
158 | DECLARE_ABSTRACT_CLASS(wxBitmapBase) | |
159 | }; | |
160 | #endif | |
161 | ||
162 | #if defined(__WXMSW__) | |
163 | #include "wx/msw/bitmap.h" | |
164 | #elif defined(__WXMOTIF__) | |
165 | #include "wx/x11/bitmap.h" | |
166 | #elif defined(__WXGTK__) | |
167 | #include "wx/gtk/bitmap.h" | |
168 | #elif defined(__WXX11__) | |
169 | #include "wx/x11/bitmap.h" | |
170 | #elif defined(__WXMGL__) | |
171 | #include "wx/mgl/bitmap.h" | |
172 | #elif defined(__WXMAC__) | |
173 | #include "wx/mac/bitmap.h" | |
174 | #elif defined(__WXCOCOA__) | |
175 | #include "wx/cocoa/bitmap.h" | |
176 | #elif defined(__WXPM__) | |
177 | #include "wx/os2/bitmap.h" | |
178 | #endif | |
179 | ||
180 | #endif | |
181 | // _WX_BITMAP_H_BASE_ |