comparison font/font.h @ 0:223b71206888

Initial import
author thib
date Fri, 01 Aug 2008 16:32:45 +0000
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children 15a18fbe6f21
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-1:000000000000 0:223b71206888
1 /*
2 * Copyright (c) 2004 Kazunori "jagarl" Ueno
3 * Copyright (c) 2000, 2001 Yuki Sawada
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * 3. The name of the author may not be used to endorse or promote products
15 * derived from this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29 #ifndef __FONT_TYPES_H__
30 #define __FONT_TYPES_H__
31
32 #ifdef HAVE_CONFIG_H
33 # include "config.h"
34 #endif
35
36 #include<vector>
37
38 class TextHorizLayout;
39 class TextStream;
40 class TextGlyphStream;
41
42 namespace XKFont {
43 class Font;
44 class Face;
45 class Peer;
46 class Glyph;
47 class Cache;
48
49 struct Font {
50 public:
51 Font(const char* fontname, int size);
52 ~Font();
53 Face* FaceLoad(double scale);
54 int vsize;
55 private:
56 class FontImpl* pimpl;
57 };
58
59 struct Face {
60 public:
61 Face(const char *name, int index, int hsize, int vsize);
62 ~Face();
63 Glyph* GlyphLoad(unsigned int code);
64
65 private:
66 Cache* cache;
67 typedef std::vector<Peer*>::iterator iterator;
68 std::vector<Peer*> peer;
69 };
70
71 struct Peer {
72 Peer(void) {}
73 virtual ~Peer() {};
74 virtual bool GlyphCreate(unsigned int code, Glyph* glyph) = 0;
75 };
76
77 struct Glyph {
78 int bitmap_left;
79 int bitmap_top;
80 struct _bitmap {
81 int width;
82 int rows;
83 unsigned char *buffer;
84 _bitmap() : buffer(0) {}
85 ~_bitmap() { delete[] buffer;}
86 } bitmap;
87 #if 0
88 struct _metrics {
89 int ascender;
90 int descender;
91 } metrics;
92 #endif
93 struct _advance {
94 int x;
95 int y;
96 } advance;
97 Glyph() : bitmap() {}
98 ~Glyph() {}
99 };
100
101 struct HorizLayout {
102 HorizLayout(const char* fontname, int size);
103 ~HorizLayout();
104 void Layout(::TextStream& stream, ::TextGlyphStream& glyph, std::vector<int>& lineheights, int width);
105 ::TextGlyphStream Layout(const char* str, int width, int r=0xff, int g=0xff, int b=0xff);
106 private:
107 Font* font;
108 class ::TextHorizLayout* pimpl;
109 };
110
111 }; /* end of namespace XKFont */
112
113 #endif