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Diffstat (limited to 'src/FbTk/XFontImp.hh')
-rw-r--r-- | src/FbTk/XFontImp.hh | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/src/FbTk/XFontImp.hh b/src/FbTk/XFontImp.hh new file mode 100644 index 0000000..c297615 --- /dev/null +++ b/src/FbTk/XFontImp.hh | |||
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1 | // XFontImp.hh for FbTk fluxbox toolkit | ||
2 | // Copyright (c) 2002-2003 Henrik Kinnunen (fluxgen at users.sourceforge.net) | ||
3 | // | ||
4 | // Permission is hereby granted, free of charge, to any person obtaining a | ||
5 | // copy of this software and associated documentation files (the "Software"), | ||
6 | // to deal in the Software without restriction, including without limitation | ||
7 | // the rights to use, copy, modify, merge, publish, distribute, sublicense, | ||
8 | // and/or sell copies of the Software, and to permit persons to whom the | ||
9 | // Software is furnished to do so, subject to the following conditions: | ||
10 | // | ||
11 | // The above copyright notice and this permission notice shall be included in | ||
12 | // all copies or substantial portions of the Software. | ||
13 | // | ||
14 | // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | ||
15 | // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
16 | // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | ||
17 | // THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | ||
18 | // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING | ||
19 | // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER | ||
20 | // DEALINGS IN THE SOFTWARE. | ||
21 | |||
22 | // $Id: XFontImp.hh,v 1.4 2003/01/05 23:39:50 fluxgen Exp $ | ||
23 | |||
24 | #ifndef FBTK_XFONTIMP_HH | ||
25 | #define FBTK_XFONTIMP_HH | ||
26 | |||
27 | #include "FontImp.hh" | ||
28 | |||
29 | #include <X11/Xlib.h> | ||
30 | |||
31 | namespace FbTk { | ||
32 | |||
33 | /// regular X font implementation for FbTk | ||
34 | class XFontImp:public FbTk::FontImp { | ||
35 | public: | ||
36 | explicit XFontImp(const char *filename = 0); | ||
37 | ~XFontImp(); | ||
38 | bool load(const std::string &filename); | ||
39 | unsigned int textWidth(const char * const text, unsigned int size) const; | ||
40 | unsigned int height() const; | ||
41 | float angle() const { return m_angle; } | ||
42 | int ascent() const; | ||
43 | int descent() const { return m_fontstruct ? m_fontstruct->descent : 0; } | ||
44 | void drawText(Drawable w, int screen, GC gc, const char *text, size_t len, int x, int y) const; | ||
45 | bool loaded() const { return m_fontstruct != 0; } | ||
46 | void rotate(float angle); | ||
47 | /// enable/disable rotation witout alloc/dealloc rotfont structures | ||
48 | void setRotate(bool val) { m_rotate = val; } | ||
49 | private: | ||
50 | void freeRotFont(); | ||
51 | void drawRotText(Drawable w, int screen, GC gc, const char *text, size_t len, int x, int y) const; | ||
52 | unsigned int rotTextWidth(const char * const text, unsigned int size) const; | ||
53 | struct BitmapStruct { | ||
54 | int bit_w; | ||
55 | int bit_h; | ||
56 | |||
57 | Pixmap bm; | ||
58 | }; | ||
59 | |||
60 | struct XRotCharStruct { | ||
61 | int ascent; | ||
62 | int descent; | ||
63 | int lbearing; | ||
64 | int rbearing; | ||
65 | int width; | ||
66 | |||
67 | BitmapStruct glyph; | ||
68 | }; | ||
69 | |||
70 | struct XRotFontStruct { | ||
71 | int dir; | ||
72 | int height; | ||
73 | int max_ascent; | ||
74 | int max_descent; | ||
75 | int max_char; | ||
76 | int min_char; | ||
77 | |||
78 | XRotCharStruct per_char[95]; | ||
79 | }; | ||
80 | XRotFontStruct *m_rotfont; ///< rotated font structure | ||
81 | XFontStruct *m_fontstruct; ///< X font structure | ||
82 | float m_angle; ///< the rotated angle | ||
83 | bool m_rotate; ///< used to disable/enable rotation temprarly without reallocating m_rotfont | ||
84 | }; | ||
85 | |||
86 | }; // end namespace FbTk | ||
87 | |||
88 | #endif // XFONTIMP_HH | ||