David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 1 | /***************************************************************************/ |
| 2 | /* */ |
| 3 | /* ttobjs.h */ |
| 4 | /* */ |
| 5 | /* Objects manager (specification). */ |
| 6 | /* */ |
Werner Lemberg | 78575dc | 2000-06-12 19:36:41 +0000 | [diff] [blame] | 7 | /* Copyright 1996-2000 by */ |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 8 | /* David Turner, Robert Wilhelm, and Werner Lemberg. */ |
| 9 | /* */ |
Werner Lemberg | 78575dc | 2000-06-12 19:36:41 +0000 | [diff] [blame] | 10 | /* This file is part of the FreeType project, and may only be used, */ |
| 11 | /* modified, and distributed under the terms of the FreeType project */ |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 12 | /* license, LICENSE.TXT. By continuing to use, modify, or distribute */ |
| 13 | /* this file you indicate that you have read the license and */ |
| 14 | /* understand and accept it fully. */ |
| 15 | /* */ |
| 16 | /***************************************************************************/ |
| 17 | |
| 18 | |
Werner Lemberg | 90d9964 | 2000-12-09 00:45:38 +0000 | [diff] [blame^] | 19 | #ifndef __TTOBJS_H__ |
| 20 | #define __TTOBJS_H__ |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 21 | |
Werner Lemberg | cc069be | 2000-12-08 16:17:16 +0000 | [diff] [blame] | 22 | |
David Turner | 19ed8af | 2000-12-08 02:42:29 +0000 | [diff] [blame] | 23 | #include <ft2build.h> |
| 24 | #include FT_INTERNAL_OBJECTS_H |
| 25 | #include FT_INTERNAL_TRUETYPE_TYPES_H |
| 26 | #include FT_INTERNAL_TRUETYPE_ERRORS_H |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 27 | |
Werner Lemberg | cc069be | 2000-12-08 16:17:16 +0000 | [diff] [blame] | 28 | |
David Turner | 19ed8af | 2000-12-08 02:42:29 +0000 | [diff] [blame] | 29 | FT_BEGIN_HEADER |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 30 | |
| 31 | |
| 32 | /*************************************************************************/ |
| 33 | /* */ |
| 34 | /* <Type> */ |
| 35 | /* TT_Driver */ |
| 36 | /* */ |
| 37 | /* <Description> */ |
| 38 | /* A handle to a TrueType driver object. */ |
| 39 | /* */ |
| 40 | typedef struct TT_DriverRec_* TT_Driver; |
| 41 | |
| 42 | |
| 43 | /*************************************************************************/ |
| 44 | /* */ |
| 45 | /* <Type> */ |
| 46 | /* TT_Instance */ |
| 47 | /* */ |
| 48 | /* <Description> */ |
| 49 | /* A handle to a TrueType size object. */ |
| 50 | /* */ |
| 51 | typedef struct TT_SizeRec_* TT_Size; |
| 52 | |
| 53 | |
| 54 | /*************************************************************************/ |
| 55 | /* */ |
| 56 | /* <Type> */ |
| 57 | /* TT_GlyphSlot */ |
| 58 | /* */ |
| 59 | /* <Description> */ |
| 60 | /* A handle to a TrueType glyph slot object. */ |
| 61 | /* */ |
| 62 | /* <Note> */ |
| 63 | /* This is a direct typedef of FT_GlyphSlot, as there is nothing */ |
| 64 | /* specific about the TrueType glyph slot. */ |
| 65 | /* */ |
| 66 | typedef FT_GlyphSlot TT_GlyphSlot; |
| 67 | |
| 68 | |
| 69 | /*************************************************************************/ |
| 70 | /* */ |
| 71 | /* <Struct> */ |
| 72 | /* TT_GraphicsState */ |
| 73 | /* */ |
| 74 | /* <Description> */ |
| 75 | /* The TrueType graphics state used during bytecode interpretation. */ |
| 76 | /* */ |
| 77 | typedef struct TT_GraphicsState_ |
| 78 | { |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 79 | FT_UShort rp0; |
| 80 | FT_UShort rp1; |
| 81 | FT_UShort rp2; |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 82 | |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 83 | FT_UnitVector dualVector; |
| 84 | FT_UnitVector projVector; |
| 85 | FT_UnitVector freeVector; |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 86 | |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 87 | FT_Long loop; |
| 88 | FT_F26Dot6 minimum_distance; |
| 89 | FT_Int round_state; |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 90 | |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 91 | FT_Bool auto_flip; |
| 92 | FT_F26Dot6 control_value_cutin; |
| 93 | FT_F26Dot6 single_width_cutin; |
| 94 | FT_F26Dot6 single_width_value; |
| 95 | FT_Short delta_base; |
| 96 | FT_Short delta_shift; |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 97 | |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 98 | FT_Byte instruct_control; |
| 99 | FT_Bool scan_control; |
| 100 | FT_Int scan_type; |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 101 | |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 102 | FT_UShort gep0; |
| 103 | FT_UShort gep1; |
| 104 | FT_UShort gep2; |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 105 | |
| 106 | } TT_GraphicsState; |
| 107 | |
Werner Lemberg | 5811c7c | 2000-07-02 13:53:16 +0000 | [diff] [blame] | 108 | |
Werner Lemberg | 321cd27 | 2000-07-27 11:20:20 +0000 | [diff] [blame] | 109 | #ifdef TT_CONFIG_OPTION_BYTECODE_INTERPRETER |
| 110 | |
Werner Lemberg | dc72aff | 2000-11-04 08:33:38 +0000 | [diff] [blame] | 111 | FT_LOCAL |
| 112 | void TT_Done_GlyphZone( TT_GlyphZone* zone ); |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 113 | |
Werner Lemberg | dc72aff | 2000-11-04 08:33:38 +0000 | [diff] [blame] | 114 | FT_LOCAL |
| 115 | FT_Error TT_New_GlyphZone( FT_Memory memory, |
| 116 | FT_UShort maxPoints, |
| 117 | FT_Short maxContours, |
| 118 | TT_GlyphZone* zone ); |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 119 | |
Werner Lemberg | 321cd27 | 2000-07-27 11:20:20 +0000 | [diff] [blame] | 120 | #endif /* TT_CONFIG_OPTION_BYTECODE_INTERPRETER */ |
| 121 | |
Werner Lemberg | 5811c7c | 2000-07-02 13:53:16 +0000 | [diff] [blame] | 122 | |
David Turner | c5cdf8b | 2000-07-27 21:40:22 +0000 | [diff] [blame] | 123 | |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 124 | /*************************************************************************/ |
| 125 | /* */ |
| 126 | /* EXECUTION SUBTABLES */ |
| 127 | /* */ |
| 128 | /* These sub-tables relate to instruction execution. */ |
| 129 | /* */ |
| 130 | /*************************************************************************/ |
| 131 | |
| 132 | |
| 133 | #define TT_MAX_CODE_RANGES 3 |
| 134 | |
| 135 | |
| 136 | /*************************************************************************/ |
| 137 | /* */ |
| 138 | /* There can only be 3 active code ranges at once: */ |
| 139 | /* - the Font Program */ |
| 140 | /* - the CVT Program */ |
| 141 | /* - a glyph's instructions set */ |
| 142 | /* */ |
| 143 | typedef enum TT_CodeRange_Tag_ |
| 144 | { |
| 145 | tt_coderange_none = 0, |
| 146 | tt_coderange_font, |
| 147 | tt_coderange_cvt, |
| 148 | tt_coderange_glyph |
| 149 | |
| 150 | } TT_CodeRange_Tag; |
| 151 | |
| 152 | |
| 153 | typedef struct TT_CodeRange_ |
| 154 | { |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 155 | FT_Byte* base; |
| 156 | FT_ULong size; |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 157 | |
| 158 | } TT_CodeRange; |
| 159 | |
| 160 | typedef TT_CodeRange TT_CodeRangeTable[TT_MAX_CODE_RANGES]; |
| 161 | |
| 162 | |
| 163 | /*************************************************************************/ |
| 164 | /* */ |
| 165 | /* Defines a function/instruction definition record. */ |
| 166 | /* */ |
| 167 | typedef struct TT_DefRecord_ |
| 168 | { |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 169 | FT_Int range; /* in which code range is it located? */ |
| 170 | FT_Long start; /* where does it start? */ |
| 171 | FT_UInt opc; /* function #, or instruction code */ |
| 172 | FT_Bool active; /* is it active? */ |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 173 | |
| 174 | } TT_DefRecord, *TT_DefArray; |
| 175 | |
| 176 | |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 177 | /*************************************************************************/ |
| 178 | /* */ |
| 179 | /* Subglyph transformation record. */ |
| 180 | /* */ |
| 181 | typedef struct TT_Transform_ |
| 182 | { |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 183 | FT_Fixed xx, xy; /* transformation matrix coefficients */ |
| 184 | FT_Fixed yx, yy; |
| 185 | FT_F26Dot6 ox, oy; /* offsets */ |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 186 | |
| 187 | } TT_Transform; |
| 188 | |
| 189 | |
| 190 | /*************************************************************************/ |
| 191 | /* */ |
| 192 | /* Subglyph loading record. Used to load composite components. */ |
| 193 | /* */ |
| 194 | typedef struct TT_SubglyphRec_ |
| 195 | { |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 196 | FT_Long index; /* subglyph index; initialized with -1 */ |
| 197 | FT_Bool is_scaled; /* is the subglyph scaled? */ |
| 198 | FT_Bool is_hinted; /* should it be hinted? */ |
| 199 | FT_Bool preserve_pps; /* preserve phantom points? */ |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 200 | |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 201 | FT_Long file_offset; |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 202 | |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 203 | FT_BBox bbox; |
| 204 | FT_Pos left_bearing; |
| 205 | FT_Pos advance; |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 206 | |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 207 | TT_GlyphZone zone; |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 208 | |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 209 | FT_Long arg1; /* first argument */ |
| 210 | FT_Long arg2; /* second argument */ |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 211 | |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 212 | FT_UShort element_flag; /* current load element flag */ |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 213 | |
| 214 | TT_Transform transform; /* transformation matrix */ |
| 215 | |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 216 | FT_Vector pp1, pp2; /* phantom points */ |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 217 | |
| 218 | } TT_SubGlyphRec, *TT_SubGlyph_Stack; |
| 219 | |
| 220 | |
| 221 | /*************************************************************************/ |
| 222 | /* */ |
| 223 | /* A note regarding non-squared pixels: */ |
| 224 | /* */ |
Werner Lemberg | 78575dc | 2000-06-12 19:36:41 +0000 | [diff] [blame] | 225 | /* (This text will probably go into some docs at some time; for now, it */ |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 226 | /* is kept here to explain some definitions in the TIns_Metrics */ |
| 227 | /* record). */ |
| 228 | /* */ |
| 229 | /* The CVT is a one-dimensional array containing values that control */ |
| 230 | /* certain important characteristics in a font, like the height of all */ |
| 231 | /* capitals, all lowercase letter, default spacing or stem width/height. */ |
| 232 | /* */ |
| 233 | /* These values are found in FUnits in the font file, and must be scaled */ |
| 234 | /* to pixel coordinates before being used by the CVT and glyph programs. */ |
| 235 | /* Unfortunately, when using distinct x and y resolutions (or distinct x */ |
| 236 | /* and y pointsizes), there are two possible scalings. */ |
| 237 | /* */ |
| 238 | /* A first try was to implement a `lazy' scheme where all values were */ |
| 239 | /* scaled when first used. However, while some values are always used */ |
| 240 | /* in the same direction, some others are used under many different */ |
| 241 | /* circumstances and orientations. */ |
| 242 | /* */ |
| 243 | /* I have found a simpler way to do the same, and it even seems to work */ |
| 244 | /* in most of the cases: */ |
| 245 | /* */ |
| 246 | /* - All CVT values are scaled to the maximum ppem size. */ |
| 247 | /* */ |
| 248 | /* - When performing a read or write in the CVT, a ratio factor is used */ |
| 249 | /* to perform adequate scaling. Example: */ |
| 250 | /* */ |
| 251 | /* x_ppem = 14 */ |
| 252 | /* y_ppem = 10 */ |
| 253 | /* */ |
| 254 | /* We choose ppem = x_ppem = 14 as the CVT scaling size. All cvt */ |
| 255 | /* entries are scaled to it. */ |
| 256 | /* */ |
| 257 | /* x_ratio = 1.0 */ |
| 258 | /* y_ratio = y_ppem/ppem (< 1.0) */ |
| 259 | /* */ |
| 260 | /* We compute the current ratio like: */ |
| 261 | /* */ |
| 262 | /* - If projVector is horizontal, */ |
| 263 | /* ratio = x_ratio = 1.0 */ |
| 264 | /* */ |
| 265 | /* - if projVector is vertical, */ |
| 266 | /* ratio = y_ratio */ |
| 267 | /* */ |
| 268 | /* - else, */ |
| 269 | /* ratio = sqrt( (proj.x * x_ratio) ^ 2 + (proj.y * y_ratio) ^ 2 ) */ |
| 270 | /* */ |
| 271 | /* Reading a cvt value returns */ |
| 272 | /* ratio * cvt[index] */ |
| 273 | /* */ |
| 274 | /* Writing a cvt value in pixels: */ |
| 275 | /* cvt[index] / ratio */ |
| 276 | /* */ |
| 277 | /* The current ppem is simply */ |
| 278 | /* ratio * ppem */ |
| 279 | /* */ |
| 280 | /*************************************************************************/ |
| 281 | |
| 282 | |
| 283 | /*************************************************************************/ |
| 284 | /* */ |
| 285 | /* Metrics used by the TrueType size and context objects. */ |
| 286 | /* */ |
| 287 | typedef struct TT_Size_Metrics_ |
| 288 | { |
| 289 | /* for non-square pixels */ |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 290 | FT_Long x_ratio; |
| 291 | FT_Long y_ratio; |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 292 | |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 293 | FT_UShort ppem; /* maximum ppem size */ |
| 294 | FT_Long ratio; /* current ratio */ |
| 295 | FT_Fixed scale; |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 296 | |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 297 | FT_F26Dot6 compensations[4]; /* device-specific compensations */ |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 298 | |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 299 | FT_Bool valid; |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 300 | |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 301 | FT_Bool rotated; /* `is the glyph rotated?'-flag */ |
| 302 | FT_Bool stretched; /* `is the glyph stretched?'-flag */ |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 303 | |
| 304 | } TT_Size_Metrics; |
| 305 | |
| 306 | |
Werner Lemberg | 5811c7c | 2000-07-02 13:53:16 +0000 | [diff] [blame] | 307 | /*************************************************************************/ |
| 308 | /* */ |
| 309 | /* TrueType size class. */ |
| 310 | /* */ |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 311 | typedef struct TT_SizeRec_ |
| 312 | { |
| 313 | FT_SizeRec root; |
| 314 | |
| 315 | TT_Size_Metrics ttmetrics; |
| 316 | |
David Turner | f96594f | 2000-11-06 23:07:51 +0000 | [diff] [blame] | 317 | #ifdef TT_CONFIG_OPTION_EMBEDDED_BITMAPS |
Werner Lemberg | 4b68007 | 2000-11-07 06:30:29 +0000 | [diff] [blame] | 318 | |
| 319 | FT_UInt strike_index; /* 0xFFFF to indicate invalid */ |
| 320 | FT_Size_Metrics strike_metrics; /* current strike's metrics */ |
| 321 | |
David Turner | f96594f | 2000-11-06 23:07:51 +0000 | [diff] [blame] | 322 | #endif |
| 323 | |
David Turner | 8f43c71 | 2000-02-02 12:16:19 +0000 | [diff] [blame] | 324 | #ifdef TT_CONFIG_OPTION_BYTECODE_INTERPRETER |
Werner Lemberg | 78575dc | 2000-06-12 19:36:41 +0000 | [diff] [blame] | 325 | |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 326 | FT_UInt num_function_defs; /* number of function definitions */ |
| 327 | FT_UInt max_function_defs; |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 328 | TT_DefArray function_defs; /* table of function definitions */ |
| 329 | |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 330 | FT_UInt num_instruction_defs; /* number of ins. definitions */ |
| 331 | FT_UInt max_instruction_defs; |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 332 | TT_DefArray instruction_defs; /* table of ins. definitions */ |
| 333 | |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 334 | FT_UInt max_func; |
| 335 | FT_UInt max_ins; |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 336 | |
| 337 | TT_CodeRangeTable codeRangeTable; |
| 338 | |
| 339 | TT_GraphicsState GS; |
| 340 | |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 341 | FT_ULong cvt_size; /* the scaled control value table */ |
| 342 | FT_Long* cvt; |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 343 | |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 344 | FT_UShort storage_size; /* The storage area is now part of */ |
| 345 | FT_Long* storage; /* the instance */ |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 346 | |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 347 | TT_GlyphZone twilight; /* The instance's twilight zone */ |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 348 | |
| 349 | /* debugging variables */ |
| 350 | |
| 351 | /* When using the debugger, we must keep the */ |
| 352 | /* execution context tied to the instance */ |
| 353 | /* object rather than asking it on demand. */ |
| 354 | |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 355 | FT_Bool debug; |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 356 | TT_ExecContext context; |
| 357 | |
David Turner | 8f43c71 | 2000-02-02 12:16:19 +0000 | [diff] [blame] | 358 | #endif /* TT_CONFIG_OPTION_BYTECODE_INTERPRETER */ |
| 359 | |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 360 | } TT_SizeRec; |
| 361 | |
| 362 | |
Werner Lemberg | 5811c7c | 2000-07-02 13:53:16 +0000 | [diff] [blame] | 363 | /*************************************************************************/ |
| 364 | /* */ |
| 365 | /* TrueType driver class. */ |
| 366 | /* */ |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 367 | typedef struct TT_DriverRec_ |
| 368 | { |
| 369 | FT_DriverRec root; |
David Turner | 08fdac9 | 2000-02-21 16:01:33 +0000 | [diff] [blame] | 370 | TT_ExecContext context; /* execution context */ |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 371 | TT_GlyphZone zone; /* glyph loader points zone */ |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 372 | |
| 373 | void* extension_component; |
| 374 | |
| 375 | } TT_DriverRec; |
| 376 | |
| 377 | |
Werner Lemberg | 78575dc | 2000-06-12 19:36:41 +0000 | [diff] [blame] | 378 | /*************************************************************************/ |
| 379 | /* */ |
| 380 | /* Face functions */ |
| 381 | /* */ |
David Turner | 76a5f62 | 2000-11-04 01:55:49 +0000 | [diff] [blame] | 382 | FT_LOCAL |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 383 | FT_Error TT_Init_Face( FT_Stream stream, |
Werner Lemberg | 78575dc | 2000-06-12 19:36:41 +0000 | [diff] [blame] | 384 | TT_Face face, |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 385 | FT_Int face_index, |
| 386 | FT_Int num_params, |
Werner Lemberg | 78575dc | 2000-06-12 19:36:41 +0000 | [diff] [blame] | 387 | FT_Parameter* params ); |
David Turner | 08fdac9 | 2000-02-21 16:01:33 +0000 | [diff] [blame] | 388 | |
David Turner | 76a5f62 | 2000-11-04 01:55:49 +0000 | [diff] [blame] | 389 | FT_LOCAL |
Werner Lemberg | 78575dc | 2000-06-12 19:36:41 +0000 | [diff] [blame] | 390 | void TT_Done_Face( TT_Face face ); |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 391 | |
| 392 | |
Werner Lemberg | 78575dc | 2000-06-12 19:36:41 +0000 | [diff] [blame] | 393 | /*************************************************************************/ |
| 394 | /* */ |
| 395 | /* Size functions */ |
| 396 | /* */ |
David Turner | 76a5f62 | 2000-11-04 01:55:49 +0000 | [diff] [blame] | 397 | FT_LOCAL |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 398 | FT_Error TT_Init_Size( TT_Size size ); |
David Turner | 08fdac9 | 2000-02-21 16:01:33 +0000 | [diff] [blame] | 399 | |
David Turner | 76a5f62 | 2000-11-04 01:55:49 +0000 | [diff] [blame] | 400 | FT_LOCAL |
Werner Lemberg | 78575dc | 2000-06-12 19:36:41 +0000 | [diff] [blame] | 401 | void TT_Done_Size( TT_Size size ); |
| 402 | |
David Turner | 76a5f62 | 2000-11-04 01:55:49 +0000 | [diff] [blame] | 403 | FT_LOCAL |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 404 | FT_Error TT_Reset_Size( TT_Size size ); |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 405 | |
| 406 | |
Werner Lemberg | 78575dc | 2000-06-12 19:36:41 +0000 | [diff] [blame] | 407 | /*************************************************************************/ |
| 408 | /* */ |
Werner Lemberg | 78575dc | 2000-06-12 19:36:41 +0000 | [diff] [blame] | 409 | /* Driver functions */ |
| 410 | /* */ |
David Turner | 76a5f62 | 2000-11-04 01:55:49 +0000 | [diff] [blame] | 411 | FT_LOCAL |
David Turner | f9b8dec | 2000-06-16 19:34:52 +0000 | [diff] [blame] | 412 | FT_Error TT_Init_Driver( TT_Driver driver ); |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 413 | |
David Turner | 76a5f62 | 2000-11-04 01:55:49 +0000 | [diff] [blame] | 414 | FT_LOCAL |
Werner Lemberg | 78575dc | 2000-06-12 19:36:41 +0000 | [diff] [blame] | 415 | void TT_Done_Driver( TT_Driver driver ); |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 416 | |
Werner Lemberg | 5811c7c | 2000-07-02 13:53:16 +0000 | [diff] [blame] | 417 | |
David Turner | 19ed8af | 2000-12-08 02:42:29 +0000 | [diff] [blame] | 418 | FT_END_HEADER |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 419 | |
Werner Lemberg | 90d9964 | 2000-12-09 00:45:38 +0000 | [diff] [blame^] | 420 | #endif /* __TTOBJS_H__ */ |
David Turner | d2b1f35 | 1999-12-16 23:11:37 +0000 | [diff] [blame] | 421 | |
| 422 | |
| 423 | /* END */ |