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