ReactOS 0.4.15-dev-8102-g108db8f
ftgloadr.h File Reference
#include <ft2build.h>
Include dependency graph for ftgloadr.h:

Go to the source code of this file.

Classes

struct  FT_SubGlyphRec_
 
struct  FT_GlyphLoadRec_
 
struct  FT_GlyphLoaderRec_
 

Macros

#define FT_GLYPHLOADER_CHECK_P(_loader, _count)
 
#define FT_GLYPHLOADER_CHECK_C(_loader, _count)
 
#define FT_GLYPHLOADER_CHECK_POINTS(_loader, _points, _contours)
 

Typedefs

typedef FT_BEGIN_HEADER struct FT_SubGlyphRec_ FT_SubGlyphRec
 
typedef struct FT_GlyphLoadRec_ FT_GlyphLoadRec
 
typedef struct FT_GlyphLoadRec_FT_GlyphLoad
 
typedef struct FT_GlyphLoaderRec_ FT_GlyphLoaderRec
 
typedef struct FT_GlyphLoaderRec_FT_GlyphLoader
 

Functions

 FT_GlyphLoader_New (FT_Memory memory, FT_GlyphLoader *aloader)
 
 FT_GlyphLoader_CreateExtra (FT_GlyphLoader loader)
 
 FT_GlyphLoader_Done (FT_GlyphLoader loader)
 
 FT_GlyphLoader_Reset (FT_GlyphLoader loader)
 
 FT_GlyphLoader_Rewind (FT_GlyphLoader loader)
 
 FT_GlyphLoader_CheckPoints (FT_GlyphLoader loader, FT_UInt n_points, FT_UInt n_contours)
 
 FT_GlyphLoader_CheckSubGlyphs (FT_GlyphLoader loader, FT_UInt n_subs)
 
 FT_GlyphLoader_Prepare (FT_GlyphLoader loader)
 
 FT_GlyphLoader_Add (FT_GlyphLoader loader)
 
 FT_GlyphLoader_CopyPoints (FT_GlyphLoader target, FT_GlyphLoader source)
 

Macro Definition Documentation

◆ FT_GLYPHLOADER_CHECK_C

#define FT_GLYPHLOADER_CHECK_C (   _loader,
  _count 
)
Value:
( (_count) == 0 || \
( (FT_UInt)(_loader)->base.outline.n_contours + \
(FT_UInt)(_loader)->current.outline.n_contours + \
(FT_UInt)(_count) ) <= (_loader)->max_contours )
unsigned int FT_UInt
Definition: fttypes.h:231
struct task_struct * current
Definition: linux.c:32

Definition at line 112 of file ftgloadr.h.

◆ FT_GLYPHLOADER_CHECK_P

#define FT_GLYPHLOADER_CHECK_P (   _loader,
  _count 
)
Value:
( (_count) == 0 || \
( (FT_UInt)(_loader)->base.outline.n_points + \
(FT_UInt)(_loader)->current.outline.n_points + \
(FT_UInt)(_count) ) <= (_loader)->max_points )

Definition at line 106 of file ftgloadr.h.

◆ FT_GLYPHLOADER_CHECK_POINTS

#define FT_GLYPHLOADER_CHECK_POINTS (   _loader,
  _points,
  _contours 
)
Value:
( ( FT_GLYPHLOADER_CHECK_P( _loader, _points ) && \
FT_GLYPHLOADER_CHECK_C( _loader, _contours ) ) \
? 0 \
(FT_UInt)(_points), \
(FT_UInt)(_contours) ) )
FT_GlyphLoader_CheckPoints(FT_GlyphLoader loader, FT_UInt n_points, FT_UInt n_contours)
Definition: ftgloadr.c:201
#define FT_GLYPHLOADER_CHECK_P(_loader, _count)
Definition: ftgloadr.h:106

Definition at line 118 of file ftgloadr.h.

Typedef Documentation

◆ FT_GlyphLoad

◆ FT_GlyphLoader

◆ FT_GlyphLoaderRec

◆ FT_GlyphLoadRec

◆ FT_SubGlyphRec

Function Documentation

◆ FT_GlyphLoader_Add()

FT_GlyphLoader_Add ( FT_GlyphLoader  loader)

Definition at line 328 of file ftgloadr.c.

329 {
332
333 FT_Int n_curr_contours;
334 FT_Int n_base_points;
335 FT_Int n;
336
337
338 if ( !loader )
339 return;
340
341 base = &loader->base;
342 current = &loader->current;
343
344 n_curr_contours = current->outline.n_contours;
345 n_base_points = base->outline.n_points;
346
347 base->outline.n_points =
348 (short)( base->outline.n_points + current->outline.n_points );
349 base->outline.n_contours =
350 (short)( base->outline.n_contours + current->outline.n_contours );
351
352 base->num_subglyphs += current->num_subglyphs;
353
354 /* adjust contours count in newest outline */
355 for ( n = 0; n < n_curr_contours; n++ )
356 current->outline.contours[n] =
357 (short)( current->outline.contours[n] + n_base_points );
358
359 /* prepare for another new glyph image */
360 FT_GlyphLoader_Prepare( loader );
361 }
unsigned short(__cdecl typeof(TIFFCurrentDirectory))(struct tiff *)
Definition: typeof.h:94
FT_GlyphLoader_Prepare(FT_GlyphLoader loader)
Definition: ftgloadr.c:312
signed int FT_Int
Definition: fttypes.h:220
GLdouble n
Definition: glext.h:7729
FT_GlyphLoadRec current
Definition: ftgloadr.h:70
FT_GlyphLoadRec base
Definition: ftgloadr.h:69

Referenced by cf2_outline_close(), load_truetype_glyph(), and pfr_glyph_end().

◆ FT_GlyphLoader_CheckPoints()

FT_GlyphLoader_CheckPoints ( FT_GlyphLoader  loader,
FT_UInt  n_points,
FT_UInt  n_contours 
)

Definition at line 201 of file ftgloadr.c.

204 {
205 FT_Memory memory = loader->memory;
207 FT_Outline* base = &loader->base.outline;
208 FT_Outline* current = &loader->current.outline;
209 FT_Bool adjust = 0;
210
211 FT_UInt new_max, old_max;
212
213
214 /* check points & tags */
215 new_max = (FT_UInt)base->n_points + (FT_UInt)current->n_points +
216 n_points;
217 old_max = loader->max_points;
218
219 if ( new_max > old_max )
220 {
221 new_max = FT_PAD_CEIL( new_max, 8 );
222
223 if ( new_max > FT_OUTLINE_POINTS_MAX )
224 return FT_THROW( Array_Too_Large );
225
226 if ( FT_RENEW_ARRAY( base->points, old_max, new_max ) ||
227 FT_RENEW_ARRAY( base->tags, old_max, new_max ) )
228 goto Exit;
229
230 if ( loader->use_extra )
231 {
232 if ( FT_RENEW_ARRAY( loader->base.extra_points,
233 old_max * 2, new_max * 2 ) )
234 goto Exit;
235
236 FT_ARRAY_MOVE( loader->base.extra_points + new_max,
237 loader->base.extra_points + old_max,
238 old_max );
239
240 loader->base.extra_points2 = loader->base.extra_points + new_max;
241 }
242
243 adjust = 1;
244 loader->max_points = new_max;
245 }
246
247 /* check contours */
248 old_max = loader->max_contours;
249 new_max = (FT_UInt)base->n_contours + (FT_UInt)current->n_contours +
250 n_contours;
251 if ( new_max > old_max )
252 {
253 new_max = FT_PAD_CEIL( new_max, 4 );
254
255 if ( new_max > FT_OUTLINE_CONTOURS_MAX )
256 return FT_THROW( Array_Too_Large );
257
258 if ( FT_RENEW_ARRAY( base->contours, old_max, new_max ) )
259 goto Exit;
260
261 adjust = 1;
262 loader->max_contours = new_max;
263 }
264
265 if ( adjust )
267
268 Exit:
269 if ( error )
270 FT_GlyphLoader_Reset( loader );
271
272 return error;
273 }
return FT_Err_Ok
Definition: ftbbox.c:511
#define FT_THROW(e)
Definition: ftdebug.h:213
FT_GlyphLoader_Reset(FT_GlyphLoader loader)
Definition: ftgloadr.c:105
static void FT_GlyphLoader_Adjust_Points(FT_GlyphLoader loader)
Definition: ftgloadr.c:143
#define FT_OUTLINE_CONTOURS_MAX
Definition: ftimage.h:351
#define FT_OUTLINE_POINTS_MAX
Definition: ftimage.h:352
#define FT_RENEW_ARRAY(ptr, curcnt, newcnt)
Definition: ftmemory.h:336
#define FT_ARRAY_MOVE(dest, source, count)
Definition: ftmemory.h:249
#define FT_PAD_CEIL(x, n)
Definition: ftobjs.h:90
typedefFT_BEGIN_HEADER struct FT_MemoryRec_ * FT_Memory
Definition: ftsystem.h:66
FT_BEGIN_HEADER typedef unsigned char FT_Bool
Definition: fttypes.h:108
int FT_Error
Definition: fttypes.h:300
#define error(str)
Definition: mkdosfs.c:1605
static char memory[1024 *256]
Definition: process.c:116
static void Exit(void)
Definition: sock.c:1330
FT_Vector * extra_points2
Definition: ftgloadr.h:54
FT_Vector * extra_points
Definition: ftgloadr.h:53
FT_Outline outline
Definition: ftgloadr.h:52
FT_Bool use_extra
Definition: ftgloadr.h:67
FT_UInt max_points
Definition: ftgloadr.h:64
FT_UInt max_contours
Definition: ftgloadr.h:65
FT_Memory memory
Definition: ftgloadr.h:63

Referenced by FT_GlyphLoader_CopyPoints().

◆ FT_GlyphLoader_CheckSubGlyphs()

FT_GlyphLoader_CheckSubGlyphs ( FT_GlyphLoader  loader,
FT_UInt  n_subs 
)

Definition at line 281 of file ftgloadr.c.

283 {
284 FT_Memory memory = loader->memory;
286 FT_UInt new_max, old_max;
287
288 FT_GlyphLoad base = &loader->base;
289 FT_GlyphLoad current = &loader->current;
290
291
292 new_max = base->num_subglyphs + current->num_subglyphs + n_subs;
293 old_max = loader->max_subglyphs;
294 if ( new_max > old_max )
295 {
296 new_max = FT_PAD_CEIL( new_max, 2 );
297 if ( FT_RENEW_ARRAY( base->subglyphs, old_max, new_max ) )
298 goto Exit;
299
300 loader->max_subglyphs = new_max;
301
303 }
304
305 Exit:
306 return error;
307 }
static void FT_GlyphLoader_Adjust_Subglyphs(FT_GlyphLoader loader)
Definition: ftgloadr.c:186
FT_UInt max_subglyphs
Definition: ftgloadr.h:66

Referenced by cf2_interpT2CharString(), and TT_Load_Composite_Glyph().

◆ FT_GlyphLoader_CopyPoints()

FT_GlyphLoader_CopyPoints ( FT_GlyphLoader  target,
FT_GlyphLoader  source 
)

Definition at line 365 of file ftgloadr.c.

367 {
369 FT_UInt num_points = (FT_UInt)source->base.outline.n_points;
370 FT_UInt num_contours = (FT_UInt)source->base.outline.n_contours;
371
372
373 error = FT_GlyphLoader_CheckPoints( target, num_points, num_contours );
374 if ( !error )
375 {
376 FT_Outline* out = &target->base.outline;
377 FT_Outline* in = &source->base.outline;
378
379
380 FT_ARRAY_COPY( out->points, in->points,
381 num_points );
382 FT_ARRAY_COPY( out->tags, in->tags,
383 num_points );
384 FT_ARRAY_COPY( out->contours, in->contours,
385 num_contours );
386
387 /* do we need to copy the extra points? */
388 if ( target->use_extra && source->use_extra )
389 {
390 FT_ARRAY_COPY( target->base.extra_points, source->base.extra_points,
391 num_points );
392 FT_ARRAY_COPY( target->base.extra_points2, source->base.extra_points2,
393 num_points );
394 }
395
396 out->n_points = (short)num_points;
397 out->n_contours = (short)num_contours;
398
400 }
401
402 return error;
403 }
FT_GlyphLoader_CheckPoints(FT_GlyphLoader loader, FT_UInt n_points, FT_UInt n_contours)
Definition: ftgloadr.c:201
#define FT_ARRAY_COPY(dest, source, count)
Definition: ftmemory.h:244
GLuint in
Definition: glext.h:9616
GLenum target
Definition: glext.h:7315
static FILE * out
Definition: regtests2xml.c:44
LONGLONG base
Definition: pdh_main.c:178

◆ FT_GlyphLoader_CreateExtra()

FT_GlyphLoader_CreateExtra ( FT_GlyphLoader  loader)

Definition at line 166 of file ftgloadr.c.

167 {
169 FT_Memory memory = loader->memory;
170
171
172 if ( !FT_NEW_ARRAY( loader->base.extra_points, 2 * loader->max_points ) )
173 {
174 loader->use_extra = 1;
175 loader->base.extra_points2 = loader->base.extra_points +
176 loader->max_points;
177
179 }
180 return error;
181 }
#define FT_NEW_ARRAY(ptr, count)
Definition: ftmemory.h:333

Referenced by tt_slot_init().

◆ FT_GlyphLoader_Done()

FT_GlyphLoader_Done ( FT_GlyphLoader  loader)

Definition at line 128 of file ftgloadr.c.

129 {
130 if ( loader )
131 {
132 FT_Memory memory = loader->memory;
133
134
135 FT_GlyphLoader_Reset( loader );
136 FT_FREE( loader );
137 }
138 }
#define FT_FREE(ptr)
Definition: ftmemory.h:329

Referenced by ft_glyphslot_done().

◆ FT_GlyphLoader_New()

FT_GlyphLoader_New ( FT_Memory  memory,
FT_GlyphLoader aloader 
)

Definition at line 70 of file ftgloadr.c.

72 {
73 FT_GlyphLoader loader = NULL;
75
76
77 if ( !FT_NEW( loader ) )
78 {
79 loader->memory = memory;
80 *aloader = loader;
81 }
82 return error;
83 }
#define NULL
Definition: types.h:112
#define FT_NEW(ptr)
Definition: ftmemory.h:331

Referenced by ft_glyphslot_init().

◆ FT_GlyphLoader_Prepare()

FT_GlyphLoader_Prepare ( FT_GlyphLoader  loader)

Definition at line 312 of file ftgloadr.c.

313 {
314 FT_GlyphLoad current = &loader->current;
315
316
317 current->outline.n_points = 0;
318 current->outline.n_contours = 0;
319 current->num_subglyphs = 0;
320
323 }

Referenced by cf2_interpT2CharString(), and FT_GlyphLoader_Add().

◆ FT_GlyphLoader_Reset()

FT_GlyphLoader_Reset ( FT_GlyphLoader  loader)

Definition at line 105 of file ftgloadr.c.

106 {
107 FT_Memory memory = loader->memory;
108
109
110 FT_FREE( loader->base.outline.points );
111 FT_FREE( loader->base.outline.tags );
112 FT_FREE( loader->base.outline.contours );
113 FT_FREE( loader->base.extra_points );
114 FT_FREE( loader->base.subglyphs );
115
116 loader->base.extra_points2 = NULL;
117
118 loader->max_points = 0;
119 loader->max_contours = 0;
120 loader->max_subglyphs = 0;
121
122 FT_GlyphLoader_Rewind( loader );
123 }
FT_GlyphLoader_Rewind(FT_GlyphLoader loader)
Definition: ftgloadr.c:88
FT_SubGlyph subglyphs
Definition: ftgloadr.h:56
short * contours
Definition: ftimage.h:341
FT_Vector * points
Definition: ftimage.h:339
char * tags
Definition: ftimage.h:340

Referenced by FT_GlyphLoader_CheckPoints(), and FT_GlyphLoader_Done().

◆ FT_GlyphLoader_Rewind()

FT_GlyphLoader_Rewind ( FT_GlyphLoader  loader)

Definition at line 88 of file ftgloadr.c.

89 {
90 FT_GlyphLoad base = &loader->base;
91 FT_GlyphLoad current = &loader->current;
92
93
94 base->outline.n_points = 0;
95 base->outline.n_contours = 0;
96 base->num_subglyphs = 0;
97
98 *current = *base;
99 }

Referenced by cf2_outline_reset(), cff_builder_init(), FT_GlyphLoader_Reset(), pfr_glyph_init(), pfr_glyph_load(), t1_builder_init(), and tt_loader_init().