granicus.if.org Git - imagemagick/blob - magick/type.c

   1 /*
   2 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
   3 %                                                                             %
   4 %                                                                             %
   5 %                                                                             %
   6 %                        TTTTT  Y   Y  PPPP   EEEEE                           %
   7 %                          T     Y Y   P   P  E                               %
   8 %                          T      Y    PPPP   EEE                             %
   9 %                          T      Y    P      E                               %
  10 %                          T      Y    P      EEEEE                           %
  11 %                                                                             %
  12 %                                                                             %
  13 %                       MagickCore Image Type Methods                         %
  14 %                                                                             %
  15 %                              Software Design                                %
  16 %                                John Cristy                                  %
  17 %                                 May 2001                                    %
  18 %                                                                             %
  19 %                                                                             %
  20 %  Copyright 1999-2007 ImageMagick Studio LLC, a non-profit organization      %
  21 %  dedicated to making software imaging solutions freely available.           %
  22 %                                                                             %
  23 %  You may not use this file except in compliance with the License.  You may  %
  24 %  obtain a copy of the License at                                            %
  25 %                                                                             %
  26 %    http://www.imagemagick.org/script/license.php                            %
  27 %                                                                             %
  28 %  Unless required by applicable law or agreed to in writing, software        %
  29 %  distributed under the License is distributed on an "AS IS" BASIS,          %
  30 %  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.   %
  31 %  See the License for the specific language governing permissions and        %
  32 %  limitations under the License.                                             %
  33 %                                                                             %
  34 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
  35 %
  36 %
  37 */
  38 \f
  39 /*
  40   Include declarations.
  41 */
  42 #include "magick/studio.h"
  43 #include "magick/blob.h"
  44 #include "magick/client.h"
  45 #include "magick/configure.h"
  46 #include "magick/draw.h"
  47 #include "magick/exception.h"
  48 #include "magick/exception-private.h"
  49 #include "magick/hashmap.h"
  50 #include "magick/log.h"
  51 #include "magick/memory_.h"
  52 #include "magick/option.h"
  53 #include "magick/semaphore.h"
  54 #include "magick/splay-tree.h"
  55 #include "magick/string_.h"
  56 #include "magick/string-private.h"
  57 #include "magick/type.h"
  58 #include "magick/token.h"
  59 #include "magick/utility.h"
  60 #include "magick/xml-tree.h"
  61 #if defined(MAGICKCORE_FONTCONFIG_DELEGATE)
  62 # include "fontconfig/fontconfig.h"
  63 #if (FC_VERSION < 20209)
  64 #undef FC_WEIGHT_LIGHT
  65 #define FC_WIDTH                  "width"    /* Int */
  66 #define FC_WIDTH_ULTRACONDENSED    50
  67 #define FC_WIDTH_EXTRACONDENSED    63
  68 #define FC_WIDTH_CONDENSED         75
  69 #define FC_WIDTH_SEMICONDENSED     87
  70 #define FC_WIDTH_NORMAL            100
  71 #define FC_WIDTH_SEMIEXPANDED      113
  72 #define FC_WIDTH_EXPANDED          125
  73 #define FC_WIDTH_EXTRAEXPANDED     150
  74 #define FC_WIDTH_ULTRAEXPANDED     200
  75
  76 #define FC_WEIGHT_THIN             0
  77 #define FC_WEIGHT_EXTRALIGHT       40
  78 #define FC_WEIGHT_ULTRALIGHT       FC_WEIGHT_EXTRALIGHT
  79 #define FC_WEIGHT_LIGHT            50
  80 #define FC_WEIGHT_BOOK             75
  81 #define FC_WEIGHT_REGULAR          80
  82 #define FC_WEIGHT_NORMAL           FC_WEIGHT_REGULAR
  83 #define FC_WEIGHT_MEDIUM           100
  84 #define FC_WEIGHT_DEMIBOLD         180
  85 #define FC_WEIGHT_SEMIBOLD         FC_WEIGHT_DEMIBOLD
  86 #define FC_WEIGHT_BOLD             200
  87 #define FC_WEIGHT_EXTRABOLD        205
  88 #define FC_WEIGHT_ULTRABOLD        FC_WEIGHT_EXTRABOLD
  89 #define FC_WEIGHT_BLACK            210
  90 #define FC_WEIGHT_HEAVY            FC_WEIGHT_BLACK
  91 #endif
  92 #endif
  93 #if defined(__WINDOWS__)
  94 # include "magick/nt-feature.h"
  95 #endif
  96 \f
  97 /*
  98   Define declarations.
  99 */
 100 #define MagickTypeFilename  "type.xml"
 101 \f
 102 /*
 103   Declare type map.
 104 */
 105 static const char
 106   *TypeMap = (const char *)
 107     "<?xml version=\"1.0\"?>"
 108     "<typemap>"
 109     "  <type stealth=\"True\" name=\"fixed\" family=\"helvetica\"/>"
 110     "  <type stealth=\"True\" name=\"helvetica\" family=\"helvetica\"/>"
 111     "</typemap>";
 112 \f
 113 /*
 114   Static declarations.
 115 */
 116 static SemaphoreInfo
 117   *type_semaphore = (SemaphoreInfo *) NULL;
 118
 119 static volatile MagickBooleanType
 120   instantiate_type = MagickFalse;
 121
 122 static SplayTreeInfo
 123   *type_list = (SplayTreeInfo *) NULL;
 124 \f
 125 /*
 126   Forward declarations.
 127 */
 128 static MagickBooleanType
 129   InitializeTypeList(ExceptionInfo *),
 130   LoadTypeLists(const char *,ExceptionInfo *);
 131 \f
 132 /*
 133 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 134 %                                                                             %
 135 %                                                                             %
 136 %                                                                             %
 137 +   G e t T y p e I n f o                                                     %
 138 %                                                                             %
 139 %                                                                             %
 140 %                                                                             %
 141 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 142 %
 143 %  GetTypeInfo searches the type list for the specified name and if found
 144 %  returns attributes for that type.
 145 %
 146 %  The format of the GetTypeInfo method is:
 147 %
 148 %      const TypeInfo *GetTypeInfo(const char *name,ExceptionInfo *exception)
 149 %
 150 %  A description of each parameter follows:
 151 %
 152 %    o name: the type name.
 153 %
 154 %    o exception: return any errors or warnings in this structure.
 155 %
 156 */
 157 MagickExport const TypeInfo *GetTypeInfo(const char *name,
 158   ExceptionInfo *exception)
 159 {
 160   assert(exception != (ExceptionInfo *) NULL);
 161   if ((type_list == (SplayTreeInfo *) NULL) ||
 162       (instantiate_type == MagickFalse))
 163     if (InitializeTypeList(exception) == MagickFalse)
 164       return((const TypeInfo *) NULL);
 165   if ((type_list == (SplayTreeInfo *) NULL) ||
 166       (GetNumberOfNodesInSplayTree(type_list) == 0))
 167     return((const TypeInfo *) NULL);
 168   if ((name == (const char *) NULL) || (LocaleCompare(name,"*") == 0))
 169     {
 170       ResetSplayTreeIterator(type_list);
 171       return((const TypeInfo *) GetNextValueInSplayTree(type_list));
 172     }
 173   return((const TypeInfo *) GetValueFromSplayTree(type_list,name));
 174 }
 175 \f
 176 /*
 177 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 178 %                                                                             %
 179 %                                                                             %
 180 %                                                                             %
 181 +   G e t T y p e I n f o B y F a m i l y                                     %
 182 %                                                                             %
 183 %                                                                             %
 184 %                                                                             %
 185 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 186 %
 187 %  GetTypeInfoByFamily() searches the type list for the specified family and if
 188 %  found returns attributes for that type.
 189 %
 190 %  Type substitution and scoring algorithm contributed by Bob Friesenhahn.
 191 %
 192 %  The format of the GetTypeInfoByFamily method is:
 193 %
 194 %      const TypeInfo *GetTypeInfoByFamily(const char *family,
 195 %        const StyleType style,const StretchType stretch,
 196 %        const unsigned long weight,ExceptionInfo *exception)
 197 %
 198 %  A description of each parameter follows:
 199 %
 200 %    o family: the type family.
 201 %
 202 %    o style: the type style.
 203 %
 204 %    o stretch: the type stretch.
 205 %
 206 %    o weight: the type weight.
 207 %
 208 %    o exception: return any errors or warnings in this structure.
 209 %
 210 */
 211
 212 static inline unsigned long MagickMax(const unsigned long x,
 213   const unsigned long y)
 214 {
 215   if (x > y)
 216     return(x);
 217   return(y);
 218 }
 219
 220 static inline unsigned long MagickMin(const unsigned long x,
 221   const unsigned long y)
 222 {
 223   if (x < y)
 224     return(x);
 225   return(y);
 226 }
 227
 228 MagickExport const TypeInfo *GetTypeInfoByFamily(const char *family,
 229   const StyleType style,const StretchType stretch,const unsigned long weight,
 230   ExceptionInfo *exception)
 231 {
 232   typedef struct _Fontmap
 233   {
 234     const char
 235       *name,
 236       *substitute;
 237   } Fontmap;
 238
 239   const TypeInfo
 240     *type_info;
 241
 242   long
 243     range;
 244
 245   register const TypeInfo
 246     *p;
 247
 248   register long
 249     i;
 250
 251   static Fontmap
 252     fontmap[] =
 253     {
 254       { "fixed", "courier" },
 255       { "modern","courier" },
 256       { "monotype corsiva", "courier" },
 257       { "news gothic", "helvetica" },
 258       { "system", "courier" },
 259       { "terminal", "courier" },
 260       { "wingdings", "symbol" },
 261       { NULL, NULL }
 262     };
 263
 264   unsigned long
 265     max_score,
 266     score;
 267
 268   /*
 269     Check for an exact type match.
 270   */
 271   (void) GetTypeInfo("*",exception);
 272   if (type_list == (SplayTreeInfo *) NULL)
 273     return((TypeInfo *) NULL);
 274   LockSemaphoreInfo(type_semaphore);
 275   ResetSplayTreeIterator(type_list);
 276   type_info=(const TypeInfo *) NULL;
 277   p=(const TypeInfo *) GetNextValueInSplayTree(type_list);
 278   while (p != (const TypeInfo *) NULL)
 279   {
 280     if (p->family == (char *) NULL)
 281       {
 282         p=(const TypeInfo *) GetNextValueInSplayTree(type_list);
 283         continue;
 284       }
 285     if (family == (const char *) NULL)
 286       {
 287         if ((LocaleCompare(p->family,"arial") != 0) &&
 288             (LocaleCompare(p->family,"helvetica") != 0))
 289           {
 290             p=(const TypeInfo *) GetNextValueInSplayTree(type_list);
 291             continue;
 292           }
 293       }
 294     else
 295       if (LocaleCompare(p->family,family) != 0)
 296         {
 297           p=(const TypeInfo *) GetNextValueInSplayTree(type_list);
 298           continue;
 299         }
 300     if ((style != UndefinedStyle) && (style != AnyStyle) && (p->style != style))
 301       {
 302         p=(const TypeInfo *) GetNextValueInSplayTree(type_list);
 303         continue;
 304       }
 305     if ((stretch != UndefinedStretch) && (stretch != AnyStretch) &&
 306         (p->stretch != stretch))
 307       {
 308         p=(const TypeInfo *) GetNextValueInSplayTree(type_list);
 309         continue;
 310       }
 311     if ((weight != 0) && (p->weight != weight))
 312       {
 313         p=(const TypeInfo *) GetNextValueInSplayTree(type_list);
 314         continue;
 315       }
 316     type_info=p;
 317     break;
 318   }
 319   UnlockSemaphoreInfo(type_semaphore);
 320   if (type_info != (const TypeInfo *) NULL)
 321     return(type_info);
 322   /*
 323     Check for types in the same family.
 324   */
 325   max_score=0;
 326   LockSemaphoreInfo(type_semaphore);
 327   ResetSplayTreeIterator(type_list);
 328   p=(const TypeInfo *) GetNextValueInSplayTree(type_list);
 329   while (p != (const TypeInfo *) NULL)
 330   {
 331     if (p->family == (char *) NULL)
 332       {
 333         p=(const TypeInfo *) GetNextValueInSplayTree(type_list);
 334         continue;
 335       }
 336     if (family == (const char *) NULL)
 337       {
 338         if ((LocaleCompare(p->family,"arial") != 0) &&
 339             (LocaleCompare(p->family,"helvetica") != 0))
 340           {
 341             p=(const TypeInfo *) GetNextValueInSplayTree(type_list);
 342             continue;
 343           }
 344       }
 345     else
 346       if (LocaleCompare(p->family,family) != 0)
 347         {
 348           p=(const TypeInfo *) GetNextValueInSplayTree(type_list);
 349           continue;
 350         }
 351     score=0;
 352     if ((style == UndefinedStyle) || (style == AnyStyle) || (p->style == style))
 353       score+=32;
 354     else
 355       if (((style == ItalicStyle) || (style == ObliqueStyle)) &&
 356           ((p->style == ItalicStyle) || (p->style == ObliqueStyle)))
 357         score+=25;
 358     if (weight == 0)
 359       score+=16;
 360     else
 361       score+=(16*(800-((long) MagickMax(MagickMin(weight,900),p->weight)-
 362         (long) MagickMin(MagickMin(weight,900),p->weight))))/800;
 363     if ((stretch == UndefinedStretch) || (stretch == AnyStretch))
 364       score+=8;
 365     else
 366       {
 367         range=(long) UltraExpandedStretch-(long) NormalStretch;
 368         score+=(8*(range-((long) MagickMax(stretch,p->stretch)-
 369           (long) MagickMin(stretch,p->stretch))))/range;
 370       }
 371     if (score > max_score)
 372       {
 373         max_score=score;
 374         type_info=p;
 375       }
 376     p=(const TypeInfo *) GetNextValueInSplayTree(type_list);
 377   }
 378   UnlockSemaphoreInfo(type_semaphore);
 379   if (type_info != (const TypeInfo *) NULL)
 380     return(type_info);
 381   /*
 382     Check for table-based substitution match.
 383   */
 384   for (i=0; fontmap[i].name != (char *) NULL; i++)
 385   {
 386     if (family == (const char *) NULL)
 387       {
 388         if ((LocaleCompare(fontmap[i].name,"arial") != 0) &&
 389             (LocaleCompare(fontmap[i].name,"helvetica") != 0))
 390           continue;
 391       }
 392     else
 393       if (LocaleCompare(fontmap[i].name,family) != 0)
 394         continue;
 395     type_info=GetTypeInfoByFamily(fontmap[i].substitute,style,stretch,weight,
 396       exception);
 397     break;
 398   }
 399   if (type_info != (const TypeInfo *) NULL)
 400     {
 401       (void) ThrowMagickException(exception,GetMagickModule(),TypeError,
 402         "FontSubstitutionRequired","`%s'",type_info->family);
 403       return(type_info);
 404     }
 405   if (family != (const char *) NULL)
 406     type_info=GetTypeInfoByFamily((const char *) NULL,style,stretch,weight,
 407       exception);
 408   return(type_info);
 409 }
 410 \f
 411 /*
 412 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 413 %                                                                             %
 414 %                                                                             %
 415 %                                                                             %
 416 %   G e t T y p e I n f o L i s t                                             %
 417 %                                                                             %
 418 %                                                                             %
 419 %                                                                             %
 420 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 421 %
 422 %  GetTypeInfoList() returns any fonts that match the specified pattern.
 423 %
 424 %  The format of the GetTypeInfoList function is:
 425 %
 426 %      const TypeInfo **GetTypeInfoList(const char *pattern,
 427 %        unsigned long *number_fonts,ExceptionInfo *exception)
 428 %
 429 %  A description of each parameter follows:
 430 %
 431 %    o pattern: Specifies a pointer to a text string containing a pattern.
 432 %
 433 %    o number_fonts:  This integer returns the number of types in the list.
 434 %
 435 %    o exception: return any errors or warnings in this structure.
 436 %
 437 */
 438
 439 #if defined(__cplusplus) || defined(c_plusplus)
 440 extern "C" {
 441 #endif
 442
 443 static int TypeInfoCompare(const void *x,const void *y)
 444 {
 445   const TypeInfo
 446     **p,
 447     **q;
 448
 449   p=(const TypeInfo **) x,
 450   q=(const TypeInfo **) y;
 451   if (LocaleCompare((*p)->path,(*q)->path) == 0)
 452     return(LocaleCompare((*p)->name,(*q)->name));
 453   return(LocaleCompare((*p)->path,(*q)->path));
 454 }
 455
 456 #if defined(__cplusplus) || defined(c_plusplus)
 457 }
 458 #endif
 459
 460 MagickExport const TypeInfo **GetTypeInfoList(const char *pattern,
 461   unsigned long *number_fonts,ExceptionInfo *exception)
 462 {
 463   const TypeInfo
 464     **fonts;
 465
 466   register const TypeInfo
 467     *p;
 468
 469   register long
 470     i;
 471
 472   /*
 473     Allocate type list.
 474   */
 475   assert(pattern != (char *) NULL);
 476   (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",pattern);
 477   assert(number_fonts != (unsigned long *) NULL);
 478   *number_fonts=0;
 479   p=GetTypeInfo("*",exception);
 480   if (p == (const TypeInfo *) NULL)
 481     return((const TypeInfo **) NULL);
 482   fonts=(const TypeInfo **) AcquireQuantumMemory((size_t)
 483     GetNumberOfNodesInSplayTree(type_list)+1UL,sizeof(*fonts));
 484   if (fonts == (const TypeInfo **) NULL)
 485     return((const TypeInfo **) NULL);
 486   /*
 487     Generate type list.
 488   */
 489   LockSemaphoreInfo(type_semaphore);
 490   ResetSplayTreeIterator(type_list);
 491   p=(const TypeInfo *) GetNextValueInSplayTree(type_list);
 492   for (i=0; p != (const TypeInfo *) NULL; )
 493   {
 494     if ((p->stealth == MagickFalse) &&
 495         (GlobExpression(p->name,pattern,MagickFalse) != MagickFalse))
 496       fonts[i++]=p;
 497     p=(const TypeInfo *) GetNextValueInSplayTree(type_list);
 498   }
 499   UnlockSemaphoreInfo(type_semaphore);
 500   qsort((void *) fonts,(size_t) i,sizeof(*fonts),TypeInfoCompare);
 501   fonts[i]=(TypeInfo *) NULL;
 502   *number_fonts=(unsigned long) i;
 503   return(fonts);
 504 }
 505 \f
 506 /*
 507 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 508 %                                                                             %
 509 %                                                                             %
 510 %                                                                             %
 511 %   G e t T y p e L i s t                                                     %
 512 %                                                                             %
 513 %                                                                             %
 514 %                                                                             %
 515 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 516 %
 517 %  GetTypeList() returns any fonts that match the specified pattern.
 518 %
 519 %  The format of the GetTypeList function is:
 520 %
 521 %      char **GetTypeList(const char *pattern,unsigned long *number_fonts,
 522 %        ExceptionInfo *exception)
 523 %
 524 %  A description of each parameter follows:
 525 %
 526 %    o pattern: Specifies a pointer to a text string containing a pattern.
 527 %
 528 %    o number_fonts:  This integer returns the number of fonts in the list.
 529 %
 530 %    o exception: return any errors or warnings in this structure.
 531 %
 532 */
 533
 534 #if defined(__cplusplus) || defined(c_plusplus)
 535 extern "C" {
 536 #endif
 537
 538 static int TypeCompare(const void *x,const void *y)
 539 {
 540   register const char
 541     **p,
 542     **q;
 543
 544   p=(const char **) x;
 545   q=(const char **) y;
 546   return(LocaleCompare(*p,*q));
 547 }
 548
 549 #if defined(__cplusplus) || defined(c_plusplus)
 550 }
 551 #endif
 552
 553 MagickExport char **GetTypeList(const char *pattern,unsigned long *number_fonts,
 554   ExceptionInfo *exception)
 555 {
 556   char
 557     **fonts;
 558
 559   register const TypeInfo
 560     *p;
 561
 562   register long
 563     i;
 564
 565   /*
 566     Allocate type list.
 567   */
 568   assert(pattern != (char *) NULL);
 569   (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",pattern);
 570   assert(number_fonts != (unsigned long *) NULL);
 571   *number_fonts=0;
 572   p=GetTypeInfo("*",exception);
 573   if (p == (const TypeInfo *) NULL)
 574     return((char **) NULL);
 575   fonts=(char **) AcquireQuantumMemory((size_t)
 576     GetNumberOfNodesInSplayTree(type_list)+1UL,sizeof(*fonts));
 577   if (fonts == (char **) NULL)
 578     return((char **) NULL);
 579   /*
 580     Generate type list.
 581   */
 582   LockSemaphoreInfo(type_semaphore);
 583   ResetSplayTreeIterator(type_list);
 584   p=(const TypeInfo *) GetNextValueInSplayTree(type_list);
 585   for (i=0; p != (const TypeInfo *) NULL; )
 586   {
 587     if ((p->stealth == MagickFalse) &&
 588         (GlobExpression(p->name,pattern,MagickFalse) != MagickFalse))
 589       fonts[i++]=ConstantString(p->name);
 590     p=(const TypeInfo *) GetNextValueInSplayTree(type_list);
 591   }
 592   UnlockSemaphoreInfo(type_semaphore);
 593   qsort((void *) fonts,(size_t) i,sizeof(*fonts),TypeCompare);
 594   fonts[i]=(char *) NULL;
 595   *number_fonts=(unsigned long) i;
 596   return(fonts);
 597 }
 598 \f
 599 /*
 600 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 601 %                                                                             %
 602 %                                                                             %
 603 %                                                                             %
 604 +   I n i t i a l i z e T y p e L i s t                                       %
 605 %                                                                             %
 606 %                                                                             %
 607 %                                                                             %
 608 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 609 %
 610 %  InitializeTypeList() initializes the type list.
 611 %
 612 %  The format of the InitializeTypeList method is:
 613 %
 614 %      MagickBooleanType InitializeTypeList(ExceptionInfo *exception)
 615 %
 616 %  A description of each parameter follows.
 617 %
 618 %    o exception: return any errors or warnings in this structure.
 619 %
 620 */
 621
 622 #if defined(MAGICKCORE_FONTCONFIG_DELEGATE)
 623 MagickExport MagickBooleanType LoadFontConfigFonts(SplayTreeInfo *type_list,
 624   ExceptionInfo *exception)
 625 {
 626   char
 627     extension[MaxTextExtent],
 628     name[MaxTextExtent];
 629
 630   FcChar8
 631     *family,
 632     *file,
 633     *style;
 634
 635   FcConfig
 636     *font_config;
 637
 638   FcFontSet
 639     *font_set;
 640
 641   FcObjectSet
 642     *object_set;
 643
 644   FcPattern
 645     *pattern;
 646
 647   FcResult
 648     status;
 649
 650   int
 651     slant,
 652     width,
 653     weight;
 654
 655   register long
 656     i;
 657
 658   TypeInfo
 659     *type_info;
 660
 661   /*
 662     Load system fonts.
 663   */
 664   (void) exception;
 665   font_config=FcInitLoadConfigAndFonts();
 666   if (font_config == (FcConfig *) NULL)
 667     return(MagickFalse);
 668   font_set=(FcFontSet *) NULL;
 669   object_set=FcObjectSetBuild(FC_FAMILY,FC_STYLE,FC_SLANT,FC_WIDTH,FC_WEIGHT,
 670     FC_FILE,(char *) NULL);
 671   if (object_set != (FcObjectSet *) NULL)
 672     {
 673       pattern=FcPatternCreate();
 674       if (pattern != (FcPattern *) NULL)
 675         {
 676           font_set=FcFontList(0,pattern,object_set);
 677           FcPatternDestroy(pattern);
 678         }
 679       FcObjectSetDestroy(object_set);
 680     }
 681   if (font_set == (FcFontSet *) NULL)
 682     {
 683       FcConfigDestroy(font_config);
 684       return(MagickFalse);
 685     }
 686   for (i=0; i < (long) font_set->nfont; i++)
 687   {
 688     status=FcPatternGetString(font_set->fonts[i],FC_FAMILY,0,&family);
 689     if (status != FcResultMatch)
 690       continue;
 691     status=FcPatternGetString(font_set->fonts[i],FC_FILE,0,&file);
 692     if (status != FcResultMatch)
 693       continue;
 694     *extension='\0';
 695     GetPathComponent((const char *) file,ExtensionPath,extension);
 696     if ((*extension != '\0') && (LocaleCompare(extension,"gz") == 0))
 697       continue;
 698     type_info=(TypeInfo *) AcquireAlignedMemory(1,sizeof(*type_info));
 699     if (type_info == (TypeInfo *) NULL)
 700       continue;
 701     (void) ResetMagickMemory(type_info,0,sizeof(*type_info));
 702     type_info->path=ConstantString("System Fonts");
 703     type_info->signature=MagickSignature;
 704     (void) CopyMagickString(name,(const char *) family,MaxTextExtent);
 705     (void) ConcatenateMagickString(name," ",MaxTextExtent);
 706     status=FcPatternGetString(font_set->fonts[i],FC_STYLE,0,&style);
 707     if (status == FcResultMatch)
 708       (void) ConcatenateMagickString(name,(const char *) style,MaxTextExtent);
 709     type_info->name=ConstantString(name);
 710     (void) SubstituteString(&type_info->name," ","-");
 711     (void) SubstituteString(&type_info->name,"-L-","-");
 712     (void) SubstituteString(&type_info->name,"semicondensed","SemiCondensed");
 713     type_info->family=ConstantString((const char *) family);
 714     (void) SubstituteString(&type_info->family," L","");
 715     status=FcPatternGetInteger(font_set->fonts[i],FC_SLANT,0,&slant);
 716     type_info->style=NormalStyle;
 717     if (slant == FC_SLANT_ITALIC)
 718       type_info->style=ItalicStyle;
 719     if (slant == FC_SLANT_OBLIQUE)
 720       type_info->style=ObliqueStyle;
 721     status=FcPatternGetInteger(font_set->fonts[i],FC_WIDTH,0,&width);
 722     type_info->stretch=NormalStretch;
 723     if (width >= FC_WIDTH_ULTRACONDENSED)
 724       type_info->stretch=UltraCondensedStretch;
 725     if (width >= FC_WIDTH_EXTRACONDENSED)
 726       type_info->stretch=ExtraCondensedStretch;
 727     if (width >= FC_WIDTH_CONDENSED)
 728       type_info->stretch=CondensedStretch;
 729     if (width >= FC_WIDTH_SEMICONDENSED)
 730       type_info->stretch=SemiCondensedStretch;
 731     if (width >= FC_WIDTH_NORMAL)
 732       type_info->stretch=NormalStretch;
 733     if (width >= FC_WIDTH_SEMIEXPANDED)
 734       type_info->stretch=SemiExpandedStretch;
 735     if (width >= FC_WIDTH_EXPANDED)
 736       type_info->stretch=ExpandedStretch;
 737     if (width >= FC_WIDTH_EXTRAEXPANDED)
 738       type_info->stretch=ExtraExpandedStretch;
 739     if (width >= FC_WIDTH_ULTRAEXPANDED)
 740       type_info->stretch=UltraExpandedStretch;
 741     type_info->weight=400;
 742     status=FcPatternGetInteger(font_set->fonts[i],FC_WEIGHT,0,&weight);
 743     if (weight >= FC_WEIGHT_THIN)
 744       type_info->weight=100;
 745     if (weight >= FC_WEIGHT_EXTRALIGHT)
 746       type_info->weight=200;
 747     if (weight >= FC_WEIGHT_LIGHT)
 748       type_info->weight=300;
 749     if (weight >= FC_WEIGHT_NORMAL)
 750       type_info->weight=400;
 751     if (weight >= FC_WEIGHT_MEDIUM)
 752       type_info->weight=500;
 753     if (weight >= FC_WEIGHT_DEMIBOLD)
 754       type_info->weight=600;
 755     if (weight >= FC_WEIGHT_BOLD)
 756       type_info->weight=700;
 757     if (weight >= FC_WEIGHT_EXTRABOLD)
 758       type_info->weight=800;
 759     if (weight >= FC_WEIGHT_BLACK)
 760       type_info->weight=900;
 761     type_info->glyphs=ConstantString((const char *) file);
 762     (void) AddValueToSplayTree(type_list,type_info->name,type_info);
 763   }
 764   FcFontSetDestroy(font_set);
 765   FcConfigDestroy(font_config);
 766   return(MagickTrue);
 767 }
 768 #endif
 769
 770 static MagickBooleanType InitializeTypeList(ExceptionInfo *exception)
 771 {
 772   if ((type_list == (SplayTreeInfo *) NULL) &&
 773       (instantiate_type == MagickFalse))
 774     {
 775       if (type_semaphore == (SemaphoreInfo *) NULL)
 776         AcquireSemaphoreInfo(&type_semaphore);
 777       LockSemaphoreInfo(type_semaphore);
 778       if ((type_list == (SplayTreeInfo *) NULL) &&
 779           (instantiate_type == MagickFalse))
 780         {
 781           (void) LoadTypeLists(MagickTypeFilename,exception);
 782 #if defined(__WINDOWS__)
 783           (void) NTLoadTypeLists(type_list,exception);
 784 #endif
 785 #if defined(MAGICKCORE_FONTCONFIG_DELEGATE)
 786           (void) LoadFontConfigFonts(type_list,exception);
 787 #endif
 788           instantiate_type=MagickTrue;
 789         }
 790       UnlockSemaphoreInfo(type_semaphore);
 791     }
 792   return(type_list != (SplayTreeInfo *) NULL ? MagickTrue : MagickFalse);
 793 }
 794 \f
 795 /*
 796 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 797 %                                                                             %
 798 %                                                                             %
 799 %                                                                             %
 800 %  L i s t T y p e I n f o                                                    %
 801 %                                                                             %
 802 %                                                                             %
 803 %                                                                             %
 804 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 805 %
 806 %  ListTypeInfo() lists the fonts to a file.
 807 %
 808 %  The format of the ListTypeInfo method is:
 809 %
 810 %      MagickBooleanType ListTypeInfo(FILE *file,ExceptionInfo *exception)
 811 %
 812 %  A description of each parameter follows.
 813 %
 814 %    o file:  An pointer to a FILE.
 815 %
 816 %    o exception: return any errors or warnings in this structure.
 817 %
 818 */
 819 MagickExport MagickBooleanType ListTypeInfo(FILE *file,ExceptionInfo *exception)
 820 {
 821   char
 822     weight[MaxTextExtent];
 823
 824   const char
 825     *family,
 826     *glyphs,
 827     *name,
 828     *path,
 829     *stretch,
 830     *style;
 831
 832   const TypeInfo
 833     **type_info;
 834
 835   register long
 836     i;
 837
 838   unsigned long
 839     number_fonts;
 840
 841   if (file == (FILE *) NULL)
 842     file=stdout;
 843   number_fonts=0;
 844   type_info=GetTypeInfoList("*",&number_fonts,exception);
 845   if (type_info == (const TypeInfo **) NULL)
 846     return(MagickFalse);
 847   *weight='\0';
 848   path=(const char *) NULL;
 849   for (i=0; i < (long) number_fonts; i++)
 850   {
 851     if (type_info[i]->stealth != MagickFalse)
 852       continue;
 853     if (((path == (const char *) NULL) ||
 854          (LocaleCompare(path,type_info[i]->path) != 0)) &&
 855          (type_info[i]->path != (char *) NULL))
 856       (void) fprintf(file,"\nPath: %s\n",type_info[i]->path);
 857     path=type_info[i]->path;
 858     name="unknown";
 859     if (type_info[i]->name != (char *) NULL)
 860       name=type_info[i]->name;
 861     family="unknown";
 862     if (type_info[i]->family != (char *) NULL)
 863       family=type_info[i]->family;
 864     style=MagickOptionToMnemonic(MagickStyleOptions,type_info[i]->style);
 865     stretch=MagickOptionToMnemonic(MagickStretchOptions,type_info[i]->stretch);
 866     glyphs="unknown";
 867     if (type_info[i]->glyphs != (char *) NULL)
 868       glyphs=type_info[i]->glyphs;
 869     (void) FormatMagickString(weight,MaxTextExtent,"%lu",type_info[i]->weight);
 870     (void) fprintf(file,"  Font: %s\n",name);
 871     (void) fprintf(file,"    family: %s\n",family);
 872     (void) fprintf(file,"    style: %s\n",style);
 873     (void) fprintf(file,"    stretch: %s\n",stretch);
 874     (void) fprintf(file,"    weight: %s\n",weight);
 875     (void) fprintf(file,"    glyphs: %s\n",glyphs);
 876   }
 877   (void) fflush(file);
 878   type_info=(const TypeInfo **) RelinquishMagickMemory((void *) type_info);
 879   return(MagickTrue);
 880 }
 881 \f
 882 /*
 883 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 884 %                                                                             %
 885 %                                                                             %
 886 %                                                                             %
 887 +   L o a d T y p e L i s t                                                   %
 888 %                                                                             %
 889 %                                                                             %
 890 %                                                                             %
 891 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 892 %
 893 %  LoadTypeList() loads the type configuration file which provides a mapping
 894 %  between type attributes and a type name.
 895 %
 896 %  The format of the LoadTypeList method is:
 897 %
 898 %      MagickBooleanType LoadTypeList(const char *xml,const char *filename,
 899 %        const unsigned long depth,ExceptionInfo *exception)
 900 %
 901 %  A description of each parameter follows:
 902 %
 903 %    o xml:  The type list in XML format.
 904 %
 905 %    o filename:  The type list filename.
 906 %
 907 %    o depth: depth of <include /> statements.
 908 %
 909 %    o exception: return any errors or warnings in this structure.
 910 %
 911 */
 912
 913 static void *DestroyTypeNode(void *type_info)
 914 {
 915   register TypeInfo
 916     *p;
 917
 918   p=(TypeInfo *) type_info;
 919   if (p->path != (char *) NULL)
 920     p->path=DestroyString(p->path);
 921   if (p->name != (char *) NULL)
 922     p->name=DestroyString(p->name);
 923   if (p->description != (char *) NULL)
 924     p->description=DestroyString(p->description);
 925   if (p->family != (char *) NULL)
 926     p->family=DestroyString(p->family);
 927   if (p->encoding != (char *) NULL)
 928     p->encoding=DestroyString(p->encoding);
 929   if (p->foundry != (char *) NULL)
 930     p->foundry=DestroyString(p->foundry);
 931   if (p->format != (char *) NULL)
 932     p->format=DestroyString(p->format);
 933   if (p->metrics != (char *) NULL)
 934     p->metrics=DestroyString(p->metrics);
 935   if (p->glyphs != (char *) NULL)
 936     p->glyphs=DestroyString(p->glyphs);
 937   return(RelinquishMagickMemory(p));
 938 }
 939
 940 static MagickBooleanType LoadTypeList(const char *xml,const char *filename,
 941   const unsigned long depth,ExceptionInfo *exception)
 942 {
 943   char
 944     font_path[MaxTextExtent],
 945     keyword[MaxTextExtent],
 946     *token;
 947
 948   const char
 949     *q;
 950
 951   MagickBooleanType
 952     status;
 953
 954   TypeInfo
 955     *type_info;
 956
 957   /*
 958     Load the type map file.
 959   */
 960   (void) LogMagickEvent(ConfigureEvent,GetMagickModule(),
 961     "Loading type configure file \"%s\" ...",filename);
 962   if (xml == (const char *) NULL)
 963     return(MagickFalse);
 964   if (type_list == (SplayTreeInfo *) NULL)
 965     {
 966       type_list=NewSplayTree(CompareSplayTreeString,(void *(*)(void *)) NULL,
 967         DestroyTypeNode);
 968       if (type_list == (SplayTreeInfo *) NULL)
 969         {
 970           ThrowFileException(exception,ResourceLimitError,
 971             "MemoryAllocationFailed",filename);
 972           return(MagickFalse);
 973         }
 974     }
 975   status=MagickTrue;
 976   type_info=(TypeInfo *) NULL;
 977   token=AcquireString(xml);
 978 #if defined(__WINDOWS__)
 979   /*
 980     Determine the Ghostscript font path.
 981   */
 982   *font_path='\0';
 983   if (NTGhostscriptFonts(font_path,MaxTextExtent-2))
 984     (void) ConcatenateMagickString(font_path,DirectorySeparator,MaxTextExtent);
 985 #endif
 986   for (q=(char *) xml; *q != '\0'; )
 987   {
 988     /*
 989       Interpret XML.
 990     */
 991     GetMagickToken(q,&q,token);
 992     if (*token == '\0')
 993       break;
 994     (void) CopyMagickString(keyword,token,MaxTextExtent);
 995     if (LocaleNCompare(keyword,"<!DOCTYPE",9) == 0)
 996       {
 997         /*
 998           Doctype element.
 999         */
1000         while ((LocaleNCompare(q,"]>",2) != 0) && (*q != '\0'))
1001           GetMagickToken(q,&q,token);
1002         continue;
1003       }
1004     if (LocaleNCompare(keyword,"<!--",4) == 0)
1005       {
1006         /*
1007           Comment element.
1008         */
1009         while ((LocaleNCompare(q,"->",2) != 0) && (*q != '\0'))
1010           GetMagickToken(q,&q,token);
1011         continue;
1012       }
1013     if (LocaleCompare(keyword,"<include") == 0)
1014       {
1015         /*
1016           Include element.
1017         */
1018         while (((*token != '/') && (*(token+1) != '>')) && (*q != '\0'))
1019         {
1020           (void) CopyMagickString(keyword,token,MaxTextExtent);
1021           GetMagickToken(q,&q,token);
1022           if (*token != '=')
1023             continue;
1024           GetMagickToken(q,&q,token);
1025           if (LocaleCompare(keyword,"file") == 0)
1026             {
1027               if (depth > 200)
1028                 (void) ThrowMagickException(exception,GetMagickModule(),
1029                   ConfigureError,"IncludeNodeNestedTooDeeply","`%s'",token);
1030               else
1031                 {
1032                   char
1033                     path[MaxTextExtent],
1034                     *xml;
1035
1036                   ExceptionInfo
1037                     *sans_exception;
1038
1039                   *path='\0';
1040                   GetPathComponent(filename,HeadPath,path);
1041                   if (*path != '\0')
1042                     (void) ConcatenateMagickString(path,DirectorySeparator,
1043                       MaxTextExtent);
1044                   if (*token == *DirectorySeparator)
1045                     (void) CopyMagickString(path,token,MaxTextExtent);
1046                   else
1047                     (void) ConcatenateMagickString(path,token,MaxTextExtent);
1048                   sans_exception=AcquireExceptionInfo();
1049                   xml=FileToString(path,~0,sans_exception);
1050                   sans_exception=DestroyExceptionInfo(sans_exception);
1051                   if (xml != (char *) NULL)
1052                     {
1053                       status=LoadTypeList(xml,path,depth+1,exception);
1054                       xml=(char *) RelinquishMagickMemory(xml);
1055                     }
1056                 }
1057             }
1058         }
1059         continue;
1060       }
1061     if (LocaleCompare(keyword,"<type") == 0)
1062       {
1063         /*
1064           Type element.
1065         */
1066         type_info=(TypeInfo *) AcquireAlignedMemory(1,sizeof(*type_info));
1067         if (type_info == (TypeInfo *) NULL)
1068           ThrowFatalException(ResourceLimitFatalError,"MemoryAllocationFailed");
1069         (void) ResetMagickMemory(type_info,0,sizeof(*type_info));
1070         type_info->path=ConstantString(filename);
1071         type_info->signature=MagickSignature;
1072         continue;
1073       }
1074     if (type_info == (TypeInfo *) NULL)
1075       continue;
1076     if (LocaleCompare(keyword,"/>") == 0)
1077       {
1078         status=AddValueToSplayTree(type_list,type_info->name,type_info);
1079         if (status == MagickFalse)
1080           (void) ThrowMagickException(exception,GetMagickModule(),
1081             ResourceLimitError,"MemoryAllocationFailed","`%s'",type_info->name);
1082         type_info=(TypeInfo *) NULL;
1083       }
1084     GetMagickToken(q,(const char **) NULL,token);
1085     if (*token != '=')
1086       continue;
1087     GetMagickToken(q,&q,token);
1088     GetMagickToken(q,&q,token);
1089     switch (*keyword)
1090     {
1091       case 'E':
1092       case 'e':
1093       {
1094         if (LocaleCompare((char *) keyword,"encoding") == 0)
1095           {
1096             type_info->encoding=ConstantString(token);
1097             break;
1098           }
1099         break;
1100       }
1101       case 'F':
1102       case 'f':
1103       {
1104         if (LocaleCompare((char *) keyword,"face") == 0)
1105           {
1106             type_info->face=StringToUnsignedLong(token);
1107             break;
1108           }
1109         if (LocaleCompare((char *) keyword,"family") == 0)
1110           {
1111             type_info->family=ConstantString(token);
1112             break;
1113           }
1114         if (LocaleCompare((char *) keyword,"format") == 0)
1115           {
1116             type_info->format=ConstantString(token);
1117             break;
1118           }
1119         if (LocaleCompare((char *) keyword,"foundry") == 0)
1120           {
1121             type_info->foundry=ConstantString(token);
1122             break;
1123           }
1124         if (LocaleCompare((char *) keyword,"fullname") == 0)
1125           {
1126             type_info->description=ConstantString(token);
1127             break;
1128           }
1129         break;
1130       }
1131       case 'G':
1132       case 'g':
1133       {
1134         if (LocaleCompare((char *) keyword,"glyphs") == 0)
1135           {
1136             char
1137               *path;
1138
1139             path=ConstantString(token);
1140 #if defined(__WINDOWS__)
1141             if (strchr(path,'@') != (char *) NULL)
1142               SubstituteString(&path,"@ghostscript_font_path@",font_path);
1143 #endif
1144             if (IsPathAccessible(path) == MagickFalse)
1145               {
1146                 /*
1147                   Relative path.
1148                 */
1149                 path=DestroyString(path);
1150                 GetPathComponent(filename,HeadPath,font_path);
1151                 (void) ConcatenateMagickString(font_path,DirectorySeparator,
1152                   MaxTextExtent);
1153                 (void) ConcatenateMagickString(font_path,token,MaxTextExtent);
1154                 path=ConstantString(font_path);
1155               }
1156             type_info->glyphs=path;
1157             break;
1158           }
1159         break;
1160       }
1161       case 'M':
1162       case 'm':
1163       {
1164         if (LocaleCompare((char *) keyword,"metrics") == 0)
1165           {
1166             char
1167               *path;
1168
1169             path=ConstantString(token);
1170 #if defined(__WINDOWS__)
1171             if (strchr(path,'@') != (char *) NULL)
1172               SubstituteString(&path,"@ghostscript_font_path@",font_path);
1173 #endif
1174             if (IsPathAccessible(path) == MagickFalse)
1175               {
1176                 /*
1177                   Relative path.
1178                 */
1179                 path=DestroyString(path);
1180                 GetPathComponent(filename,HeadPath,font_path);
1181                 (void) ConcatenateMagickString(font_path,DirectorySeparator,
1182                   MaxTextExtent);
1183                 (void) ConcatenateMagickString(font_path,token,MaxTextExtent);
1184                 path=ConstantString(font_path);
1185               }
1186             type_info->metrics=path;
1187             break;
1188           }
1189         break;
1190       }
1191       case 'N':
1192       case 'n':
1193       {
1194         if (LocaleCompare((char *) keyword,"name") == 0)
1195           {
1196             type_info->name=ConstantString(token);
1197             break;
1198           }
1199         break;
1200       }
1201       case 'S':
1202       case 's':
1203       {
1204         if (LocaleCompare((char *) keyword,"stealth") == 0)
1205           {
1206             type_info->stealth=IsMagickTrue(token);
1207             break;
1208           }
1209         if (LocaleCompare((char *) keyword,"stretch") == 0)
1210           {
1211             type_info->stretch=(StretchType) ParseMagickOption(
1212               MagickStretchOptions,MagickFalse,token);
1213             break;
1214           }
1215         if (LocaleCompare((char *) keyword,"style") == 0)
1216           {
1217             type_info->style=(StyleType) ParseMagickOption(MagickStyleOptions,
1218               MagickFalse,token);
1219             break;
1220           }
1221         break;
1222       }
1223       case 'W':
1224       case 'w':
1225       {
1226         if (LocaleCompare((char *) keyword,"weight") == 0)
1227           {
1228             type_info->weight=StringToUnsignedLong(token);
1229             if (LocaleCompare(token,"bold") == 0)
1230               type_info->weight=700;
1231             if (LocaleCompare(token,"normal") == 0)
1232               type_info->weight=400;
1233             break;
1234           }
1235         break;
1236       }
1237       default:
1238         break;
1239     }
1240   }
1241   token=(char *) RelinquishMagickMemory(token);
1242   return(status);
1243 }
1244 \f
1245 /*
1246 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1247 %                                                                             %
1248 %                                                                             %
1249 %                                                                             %
1250 %  L o a d T y p e L i s t s                                                  %
1251 %                                                                             %
1252 %                                                                             %
1253 %                                                                             %
1254 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1255 %
1256 %  LoadTypeList() loads one or more type configuration files which provides a
1257 %  mapping between type attributes and a type name.
1258 %
1259 %  The format of the LoadTypeLists method is:
1260 %
1261 %      MagickBooleanType LoadTypeLists(const char *filename,
1262 %        ExceptionInfo *exception)
1263 %
1264 %  A description of each parameter follows:
1265 %
1266 %    o filename: the font file name.
1267 %
1268 %    o exception: return any errors or warnings in this structure.
1269 %
1270 */
1271 static MagickBooleanType LoadTypeLists(const char *filename,
1272   ExceptionInfo *exception)
1273 {
1274 #if defined(MAGICKCORE_EMBEDDABLE_SUPPORT)
1275   return(LoadTypeList(TypeMap,"built-in",0,exception));
1276 #else
1277   char
1278     *font_path,
1279     path[MaxTextExtent];
1280
1281   const StringInfo
1282     *option;
1283
1284   LinkedListInfo
1285     *options;
1286
1287   MagickStatusType
1288     status;
1289
1290   status=MagickFalse;
1291   *path='\0';
1292   options=GetConfigureOptions(filename,exception);
1293   option=(const StringInfo *) GetNextValueInLinkedList(options);
1294   while (option != (const StringInfo *) NULL)
1295   {
1296     (void) CopyMagickString(path,GetStringInfoPath(option),MaxTextExtent);
1297     status|=LoadTypeList((const char *) GetStringInfoDatum(option),
1298       GetStringInfoPath(option),0,exception);
1299     option=(const StringInfo *) GetNextValueInLinkedList(options);
1300   }
1301   options=DestroyConfigureOptions(options);
1302   font_path=GetEnvironmentValue("MAGICK_FONT_PATH");
1303   if (font_path != (char *) NULL)
1304     {
1305       char
1306         *option;
1307
1308       /*
1309         Search MAGICK_FONT_PATH.
1310       */
1311       (void) FormatMagickString(path,MaxTextExtent,"%s%s%s",font_path,
1312         DirectorySeparator,filename);
1313       option=FileToString(path,~0,exception);
1314       if (option != (void *) NULL)
1315         {
1316           status|=LoadTypeList(option,path,0,exception);
1317           option=DestroyString(option);
1318         }
1319       font_path=DestroyString(font_path);
1320     }
1321   if ((type_list == (SplayTreeInfo *) NULL) ||
1322       (GetNumberOfNodesInSplayTree(type_list) == 0))
1323     status|=LoadTypeList(TypeMap,"built-in",0,exception);
1324   return(status != 0 ? MagickTrue : MagickFalse);
1325 #endif
1326 }
1327 \f
1328 /*
1329 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1330 %                                                                             %
1331 %                                                                             %
1332 %                                                                             %
1333 +   T y p e C o m p o n e n t G e n e s i s                                   %
1334 %                                                                             %
1335 %                                                                             %
1336 %                                                                             %
1337 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1338 %
1339 %  TypeComponentGenesis() instantiates the type component.
1340 %
1341 %  The format of the TypeComponentGenesis method is:
1342 %
1343 %      MagickBooleanType TypeComponentGenesis(void)
1344 %
1345 */
1346 MagickExport MagickBooleanType TypeComponentGenesis(void)
1347 {
1348   AcquireSemaphoreInfo(&type_semaphore);
1349   return(MagickTrue);
1350 }
1351 \f
1352 /*
1353 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1354 %                                                                             %
1355 %                                                                             %
1356 %                                                                             %
1357 +   T y p e C o m p o n e n t T e r m i n u s                                 %
1358 %                                                                             %
1359 %                                                                             %
1360 %                                                                             %
1361 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1362 %
1363 %  TypeComponentTerminus() destroy type component.
1364 %
1365 %  The format of the TypeComponentTerminus method is:
1366 %
1367 %      void TypeComponentTerminus(void)
1368 %
1369 */
1370 MagickExport void TypeComponentTerminus(void)
1371 {
1372   if (type_semaphore == (SemaphoreInfo *) NULL)
1373     AcquireSemaphoreInfo(&type_semaphore);
1374   LockSemaphoreInfo(type_semaphore);
1375   if (type_list != (SplayTreeInfo *) NULL)
1376     type_list=DestroySplayTree(type_list);
1377   instantiate_type=MagickFalse;
1378   UnlockSemaphoreInfo(type_semaphore);
1379   DestroySemaphoreInfo(&type_semaphore);
1380 }