3 FreeType font driver for pcf fonts
5 Copyright (C) 2000-2001 by
6 Francesco Zappa Nardelli
8 Permission is hereby granted, free of charge, to any person obtaining a copy
9 of this software and associated documentation files (the "Software"), to deal
10 in the Software without restriction, including without limitation the rights
11 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
12 copies of the Software, and to permit persons to whom the Software is
13 furnished to do so, subject to the following conditions:
15 The above copyright notice and this permission notice shall be included in
16 all copies or substantial portions of the Software.
18 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
19 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
21 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
22 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
23 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
33 #include FT_INTERNAL_DRIVER_H
38 typedef struct PCF_TableRec_
45 } PCF_TableRec, *PCF_Table;
48 typedef struct PCF_TocRec_
54 } PCF_TocRec, *PCF_Toc;
57 typedef struct PCF_ParseProperty_
63 } PCF_ParsePropertyRec, *PCF_ParseProperty;
66 typedef struct PCF_Property_
79 } PCF_PropertyRec, *PCF_Property;
82 typedef struct PCF_Compressed_Metric_
84 FT_Byte leftSideBearing;
85 FT_Byte rightSideBearing;
86 FT_Byte characterWidth;
90 } PCF_Compressed_MetricRec, *PCF_Compressed_Metric;
93 typedef struct PCF_Metric_
95 FT_Short leftSideBearing;
96 FT_Short rightSideBearing;
97 FT_Short characterWidth;
103 } PCF_MetricRec, *PCF_Metric;
106 typedef struct PCF_AccelRec_
109 FT_Byte constantMetrics;
110 FT_Byte terminalFont;
111 FT_Byte constantWidth;
114 FT_Byte drawDirection;
118 PCF_MetricRec minbounds;
119 PCF_MetricRec maxbounds;
120 PCF_MetricRec ink_minbounds;
121 PCF_MetricRec ink_maxbounds;
123 } PCF_AccelRec, *PCF_Accel;
126 typedef struct PCD_Encoding_
131 } PCF_EncodingRec, *PCF_Encoding;
134 typedef struct PCF_FaceRec_
138 char* charset_encoding;
139 char* charset_registry;
145 PCF_Property properties;
150 PCF_Encoding encodings;
152 FT_Short defaultChar;
154 FT_ULong bitmapsFormat;
156 FT_CharMap charmap_handle;
157 FT_CharMapRec charmap; /* a single charmap per face */
159 } PCF_FaceRec, *PCF_Face;
164 PCF_Done_Face( PCF_Face face );
167 /* macros for pcf font format */
172 #define PCF_FILE_VERSION ( ( 'p' << 24 ) | \
175 #define PCF_FORMAT_MASK 0xFFFFFF00L
177 #define PCF_DEFAULT_FORMAT 0x00000000L
178 #define PCF_INKBOUNDS 0x00000200L
179 #define PCF_ACCEL_W_INKBOUNDS 0x00000100L
180 #define PCF_COMPRESSED_METRICS 0x00000100L
182 #define PCF_FORMAT_MATCH( a, b ) \
183 ( ( (a) & PCF_FORMAT_MASK ) == ( (b) & PCF_FORMAT_MASK ) )
185 #define PCF_GLYPH_PAD_MASK ( 3 << 0 )
186 #define PCF_BYTE_MASK ( 1 << 2 )
187 #define PCF_BIT_MASK ( 1 << 3 )
188 #define PCF_SCAN_UNIT_MASK ( 3 << 4 )
190 #define PCF_BYTE_ORDER( f ) \
191 ( ( (f) & PCF_BYTE_MASK ) ? MSBFirst : LSBFirst )
192 #define PCF_BIT_ORDER( f ) \
193 ( ( (f) & PCF_BIT_MASK ) ? MSBFirst : LSBFirst )
194 #define PCF_GLYPH_PAD_INDEX( f ) \
195 ( (f) & PCF_GLYPH_PAD_MASK )
196 #define PCF_GLYPH_PAD( f ) \
197 ( 1 << PCF_GLYPH_PAD_INDEX( f ) )
198 #define PCF_SCAN_UNIT_INDEX( f ) \
199 ( ( (f) & PCF_SCAN_UNIT_MASK ) >> 4 )
200 #define PCF_SCAN_UNIT( f ) \
201 ( 1 << PCF_SCAN_UNIT_INDEX( f ) )
202 #define PCF_FORMAT_BITS( f ) \
203 ( (f) & ( PCF_GLYPH_PAD_MASK | \
206 PCF_SCAN_UNIT_MASK ) )
208 #define PCF_SIZE_TO_INDEX( s ) ( (s) == 4 ? 2 : (s) == 2 ? 1 : 0 )
209 #define PCF_INDEX_TO_SIZE( b ) ( 1 << b )
211 #define PCF_FORMAT( bit, byte, glyph, scan ) \
212 ( ( PCF_SIZE_TO_INDEX( scan ) << 4 ) | \
213 ( ( (bit) == MSBFirst ? 1 : 0 ) << 3 ) | \
214 ( ( (byte) == MSBFirst ? 1 : 0 ) << 2 ) | \
215 ( PCF_SIZE_TO_INDEX( glyph ) << 0 ) )
217 #define PCF_PROPERTIES ( 1 << 0 )
218 #define PCF_ACCELERATORS ( 1 << 1 )
219 #define PCF_METRICS ( 1 << 2 )
220 #define PCF_BITMAPS ( 1 << 3 )
221 #define PCF_INK_METRICS ( 1 << 4 )
222 #define PCF_BDF_ENCODINGS ( 1 << 5 )
223 #define PCF_SWIDTHS ( 1 << 6 )
224 #define PCF_GLYPH_NAMES ( 1 << 7 )
225 #define PCF_BDF_ACCELERATORS ( 1 << 8 )
227 #define GLYPHPADOPTIONS 4 /* I'm not sure about this */
230 pcf_load_font( FT_Stream,
236 #endif /* __PCF_H__ */