granicus.if.org Git - imagemagick/blob - MagickCore/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 "MagickCore/studio.h"
  43 #include "MagickCore/blob.h"
  44 #include "MagickCore/client.h"
  45 #include "MagickCore/configure.h"
  46 #include "MagickCore/draw.h"
  47 #include "MagickCore/exception.h"
  48 #include "MagickCore/exception-private.h"
  49 #include "MagickCore/hashmap.h"
  50 #include "MagickCore/log.h"
  51 #include "MagickCore/memory_.h"
  52 #include "MagickCore/nt-feature.h"
  53 #include "MagickCore/nt-base-private.h"
  54 #include "MagickCore/option.h"
  55 #include "MagickCore/semaphore.h"
  56 #include "MagickCore/splay-tree.h"
  57 #include "MagickCore/string_.h"
  58 #include "MagickCore/string-private.h"
  59 #include "MagickCore/type.h"
  60 #include "MagickCore/type-private.h"
  61 #include "MagickCore/token.h"
  62 #include "MagickCore/utility.h"
  63 #include "MagickCore/utility-private.h"
  64 #include "MagickCore/xml-tree.h"
  65 #if defined(MAGICKCORE_FONTCONFIG_DELEGATE)
  66 # include "fontconfig/fontconfig.h"
  67 #if (FC_VERSION < 20209)
  68 #undef FC_WEIGHT_LIGHT
  69 #define FC_WIDTH                  "width"    /* Int */
  70 #define FC_WIDTH_ULTRACONDENSED    50
  71 #define FC_WIDTH_EXTRACONDENSED    63
  72 #define FC_WIDTH_CONDENSED         75
  73 #define FC_WIDTH_SEMICONDENSED     87
  74 #define FC_WIDTH_NORMAL            100
  75 #define FC_WIDTH_SEMIEXPANDED      113
  76 #define FC_WIDTH_EXPANDED          125
  77 #define FC_WIDTH_EXTRAEXPANDED     150
  78 #define FC_WIDTH_ULTRAEXPANDED     200
  79
  80 #define FC_WEIGHT_THIN             0
  81 #define FC_WEIGHT_EXTRALIGHT       40
  82 #define FC_WEIGHT_ULTRALIGHT       FC_WEIGHT_EXTRALIGHT
  83 #define FC_WEIGHT_LIGHT            50
  84 #define FC_WEIGHT_BOOK             75
  85 #define FC_WEIGHT_REGULAR          80
  86 #define FC_WEIGHT_NORMAL           FC_WEIGHT_REGULAR
  87 #define FC_WEIGHT_MEDIUM           100
  88 #define FC_WEIGHT_DEMIBOLD         180
  89 #define FC_WEIGHT_SEMIBOLD         FC_WEIGHT_DEMIBOLD
  90 #define FC_WEIGHT_BOLD             200
  91 #define FC_WEIGHT_EXTRABOLD        205
  92 #define FC_WEIGHT_ULTRABOLD        FC_WEIGHT_EXTRABOLD
  93 #define FC_WEIGHT_BLACK            210
  94 #define FC_WEIGHT_HEAVY            FC_WEIGHT_BLACK
  95 #endif
  96 #endif
  97 \f
  98 /*
  99   Define declarations.
 100 */
 101 #define MagickTypeFilename  "type.xml"
 102 \f
 103 /*
 104   Declare type map.
 105 */
 106 static const char
 107   *TypeMap = (const char *)
 108     "<?xml version=\"1.0\"?>"
 109     "<typemap>"
 110     "  <type stealth=\"True\" name=\"fixed\" family=\"helvetica\"/>"
 111     "  <type stealth=\"True\" name=\"helvetica\" family=\"helvetica\"/>"
 112     "</typemap>";
 113 \f
 114 /*
 115   Static declarations.
 116 */
 117 static SemaphoreInfo
 118   *type_semaphore = (SemaphoreInfo *) NULL;
 119
 120 static volatile MagickBooleanType
 121   instantiate_type = MagickFalse;
 122
 123 static SplayTreeInfo
 124   *type_list = (SplayTreeInfo *) NULL;
 125 \f
 126 /*
 127   Forward declarations.
 128 */
 129 static MagickBooleanType
 130   InitializeTypeList(ExceptionInfo *),
 131   LoadTypeLists(const char *,ExceptionInfo *);
 132 \f
 133 /*
 134 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 135 %                                                                             %
 136 %                                                                             %
 137 %                                                                             %
 138 +   G e t T y p e I n f o                                                     %
 139 %                                                                             %
 140 %                                                                             %
 141 %                                                                             %
 142 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 143 %
 144 %  GetTypeInfo searches the type list for the specified name and if found
 145 %  returns attributes for that type.
 146 %
 147 %  The format of the GetTypeInfo method is:
 148 %
 149 %      const TypeInfo *GetTypeInfo(const char *name,ExceptionInfo *exception)
 150 %
 151 %  A description of each parameter follows:
 152 %
 153 %    o name: the type name.
 154 %
 155 %    o exception: return any errors or warnings in this structure.
 156 %
 157 */
 158 MagickExport const TypeInfo *GetTypeInfo(const char *name,
 159   ExceptionInfo *exception)
 160 {
 161   assert(exception != (ExceptionInfo *) NULL);
 162   if ((type_list == (SplayTreeInfo *) NULL) ||
 163       (instantiate_type == MagickFalse))
 164     if (InitializeTypeList(exception) == MagickFalse)
 165       return((const TypeInfo *) NULL);
 166   if ((type_list == (SplayTreeInfo *) NULL) ||
 167       (GetNumberOfNodesInSplayTree(type_list) == 0))
 168     return((const TypeInfo *) NULL);
 169   if ((name == (const char *) NULL) || (LocaleCompare(name,"*") == 0))
 170     {
 171       ResetSplayTreeIterator(type_list);
 172       return((const TypeInfo *) GetNextValueInSplayTree(type_list));
 173     }
 174   return((const TypeInfo *) GetValueFromSplayTree(type_list,name));
 175 }
 176 \f
 177 /*
 178 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 179 %                                                                             %
 180 %                                                                             %
 181 %                                                                             %
 182 +   G e t T y p e I n f o B y F a m i l y                                     %
 183 %                                                                             %
 184 %                                                                             %
 185 %                                                                             %
 186 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 187 %
 188 %  GetTypeInfoByFamily() searches the type list for the specified family and if
 189 %  found returns attributes for that type.
 190 %
 191 %  Type substitution and scoring algorithm contributed by Bob Friesenhahn.
 192 %
 193 %  The format of the GetTypeInfoByFamily method is:
 194 %
 195 %      const TypeInfo *GetTypeInfoByFamily(const char *family,
 196 %        const StyleType style,const StretchType stretch,
 197 %        const size_t weight,ExceptionInfo *exception)
 198 %
 199 %  A description of each parameter follows:
 200 %
 201 %    o family: the type family.
 202 %
 203 %    o style: the type style.
 204 %
 205 %    o stretch: the type stretch.
 206 %
 207 %    o weight: the type weight.
 208 %
 209 %    o exception: return any errors or warnings in this structure.
 210 %
 211 */
 212
 213 static inline size_t MagickMax(const size_t x,const size_t y)
 214 {
 215   if (x > y)
 216     return(x);
 217   return(y);
 218 }
 219
 220 static inline size_t MagickMin(const size_t x,const size_t y)
 221 {
 222   if (x < y)
 223     return(x);
 224   return(y);
 225 }
 226
 227 MagickExport const TypeInfo *GetTypeInfoByFamily(const char *family,
 228   const StyleType style,const StretchType stretch,const size_t weight,
 229   ExceptionInfo *exception)
 230 {
 231   typedef struct _Fontmap
 232   {
 233     const char
 234       *name,
 235       *substitute;
 236   } Fontmap;
 237
 238   const TypeInfo
 239     *type_info;
 240
 241   register const TypeInfo
 242     *p;
 243
 244   register ssize_t
 245     i;
 246
 247   ssize_t
 248     range;
 249
 250   static const Fontmap
 251     fontmap[] =
 252     {
 253       { "fixed", "courier" },
 254       { "modern","courier" },
 255       { "monotype corsiva", "courier" },
 256       { "news gothic", "helvetica" },
 257       { "system", "courier" },
 258       { "terminal", "courier" },
 259       { "wingdings", "symbol" },
 260       { NULL, NULL }
 261     };
 262
 263   size_t
 264     max_score,
 265     score;
 266
 267   /*
 268     Check for an exact type match.
 269   */
 270   (void) GetTypeInfo("*",exception);
 271   if (type_list == (SplayTreeInfo *) NULL)
 272     return((TypeInfo *) NULL);
 273   LockSemaphoreInfo(type_semaphore);
 274   ResetSplayTreeIterator(type_list);
 275   type_info=(const TypeInfo *) NULL;
 276   p=(const TypeInfo *) GetNextValueInSplayTree(type_list);
 277   while (p != (const TypeInfo *) NULL)
 278   {
 279     if (p->family == (char *) NULL)
 280       {
 281         p=(const TypeInfo *) GetNextValueInSplayTree(type_list);
 282         continue;
 283       }
 284     if (family == (const char *) NULL)
 285       {
 286         if ((LocaleCompare(p->family,"arial") != 0) &&
 287             (LocaleCompare(p->family,"helvetica") != 0))
 288           {
 289             p=(const TypeInfo *) GetNextValueInSplayTree(type_list);
 290             continue;
 291           }
 292       }
 293     else
 294       if (LocaleCompare(p->family,family) != 0)
 295         {
 296           p=(const TypeInfo *) GetNextValueInSplayTree(type_list);
 297           continue;
 298         }
 299     if ((style != UndefinedStyle) && (style != AnyStyle) && (p->style != style))
 300       {
 301         p=(const TypeInfo *) GetNextValueInSplayTree(type_list);
 302         continue;
 303       }
 304     if ((stretch != UndefinedStretch) && (stretch != AnyStretch) &&
 305         (p->stretch != stretch))
 306       {
 307         p=(const TypeInfo *) GetNextValueInSplayTree(type_list);
 308         continue;
 309       }
 310     if ((weight != 0) && (p->weight != weight))
 311       {
 312         p=(const TypeInfo *) GetNextValueInSplayTree(type_list);
 313         continue;
 314       }
 315     type_info=p;
 316     break;
 317   }
 318   UnlockSemaphoreInfo(type_semaphore);
 319   if (type_info != (const TypeInfo *) NULL)
 320     return(type_info);
 321   /*
 322     Check for types in the same family.
 323   */
 324   max_score=0;
 325   LockSemaphoreInfo(type_semaphore);
 326   ResetSplayTreeIterator(type_list);
 327   p=(const TypeInfo *) GetNextValueInSplayTree(type_list);
 328   while (p != (const TypeInfo *) NULL)
 329   {
 330     if (p->family == (char *) NULL)
 331       {
 332         p=(const TypeInfo *) GetNextValueInSplayTree(type_list);
 333         continue;
 334       }
 335     if (family == (const char *) NULL)
 336       {
 337         if ((LocaleCompare(p->family,"arial") != 0) &&
 338             (LocaleCompare(p->family,"helvetica") != 0))
 339           {
 340             p=(const TypeInfo *) GetNextValueInSplayTree(type_list);
 341             continue;
 342           }
 343       }
 344     else
 345       if (LocaleCompare(p->family,family) != 0)
 346         {
 347           p=(const TypeInfo *) GetNextValueInSplayTree(type_list);
 348           continue;
 349         }
 350     score=0;
 351     if ((style == UndefinedStyle) || (style == AnyStyle) || (p->style == style))
 352       score+=32;
 353     else
 354       if (((style == ItalicStyle) || (style == ObliqueStyle)) &&
 355           ((p->style == ItalicStyle) || (p->style == ObliqueStyle)))
 356         score+=25;
 357     if (weight == 0)
 358       score+=16;
 359     else
 360       score+=(16*(800-((ssize_t) MagickMax(MagickMin(weight,900),p->weight)-
 361         (ssize_t) MagickMin(MagickMin(weight,900),p->weight))))/800;
 362     if ((stretch == UndefinedStretch) || (stretch == AnyStretch))
 363       score+=8;
 364     else
 365       {
 366         range=(ssize_t) UltraExpandedStretch-(ssize_t) NormalStretch;
 367         score+=(8*(range-((ssize_t) MagickMax(stretch,p->stretch)-
 368           (ssize_t) MagickMin(stretch,p->stretch))))/range;
 369       }
 370     if (score > max_score)
 371       {
 372         max_score=score;
 373         type_info=p;
 374       }
 375     p=(const TypeInfo *) GetNextValueInSplayTree(type_list);
 376   }
 377   UnlockSemaphoreInfo(type_semaphore);
 378   if (type_info != (const TypeInfo *) NULL)
 379     return(type_info);
 380   /*
 381     Check for table-based substitution match.
 382   */
 383   for (i=0; fontmap[i].name != (char *) NULL; i++)
 384   {
 385     if (family == (const char *) NULL)
 386       {
 387         if ((LocaleCompare(fontmap[i].name,"arial") != 0) &&
 388             (LocaleCompare(fontmap[i].name,"helvetica") != 0))
 389           continue;
 390       }
 391     else
 392       if (LocaleCompare(fontmap[i].name,family) != 0)
 393         continue;
 394     type_info=GetTypeInfoByFamily(fontmap[i].substitute,style,stretch,weight,
 395       exception);
 396     break;
 397   }
 398   if (type_info != (const TypeInfo *) NULL)
 399     {
 400       (void) ThrowMagickException(exception,GetMagickModule(),TypeError,
 401         "FontSubstitutionRequired","'%s'",type_info->family);
 402       return(type_info);
 403     }
 404   if (family != (const char *) NULL)
 405     type_info=GetTypeInfoByFamily((const char *) NULL,style,stretch,weight,
 406       exception);
 407   return(type_info);
 408 }
 409 \f
 410 /*
 411 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 412 %                                                                             %
 413 %                                                                             %
 414 %                                                                             %
 415 %   G e t T y p e I n f o L i s t                                             %
 416 %                                                                             %
 417 %                                                                             %
 418 %                                                                             %
 419 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 420 %
 421 %  GetTypeInfoList() returns any fonts that match the specified pattern.
 422 %
 423 %  The format of the GetTypeInfoList function is:
 424 %
 425 %      const TypeInfo **GetTypeInfoList(const char *pattern,
 426 %        size_t *number_fonts,ExceptionInfo *exception)
 427 %
 428 %  A description of each parameter follows:
 429 %
 430 %    o pattern: Specifies a pointer to a text string containing a pattern.
 431 %
 432 %    o number_fonts:  This integer returns the number of types in the list.
 433 %
 434 %    o exception: return any errors or warnings in this structure.
 435 %
 436 */
 437
 438 #if defined(__cplusplus) || defined(c_plusplus)
 439 extern "C" {
 440 #endif
 441
 442 static int TypeInfoCompare(const void *x,const void *y)
 443 {
 444   const TypeInfo
 445     **p,
 446     **q;
 447
 448   p=(const TypeInfo **) x,
 449   q=(const TypeInfo **) y;
 450   if (LocaleCompare((*p)->path,(*q)->path) == 0)
 451     return(LocaleCompare((*p)->name,(*q)->name));
 452   return(LocaleCompare((*p)->path,(*q)->path));
 453 }
 454
 455 #if defined(__cplusplus) || defined(c_plusplus)
 456 }
 457 #endif
 458
 459 MagickExport const TypeInfo **GetTypeInfoList(const char *pattern,
 460   size_t *number_fonts,ExceptionInfo *exception)
 461 {
 462   const TypeInfo
 463     **fonts;
 464
 465   register const TypeInfo
 466     *p;
 467
 468   register ssize_t
 469     i;
 470
 471   /*
 472     Allocate type list.
 473   */
 474   assert(pattern != (char *) NULL);
 475   (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",pattern);
 476   assert(number_fonts != (size_t *) NULL);
 477   *number_fonts=0;
 478   p=GetTypeInfo("*",exception);
 479   if (p == (const TypeInfo *) NULL)
 480     return((const TypeInfo **) NULL);
 481   fonts=(const TypeInfo **) AcquireQuantumMemory((size_t)
 482     GetNumberOfNodesInSplayTree(type_list)+1UL,sizeof(*fonts));
 483   if (fonts == (const TypeInfo **) NULL)
 484     return((const TypeInfo **) NULL);
 485   /*
 486     Generate type list.
 487   */
 488   LockSemaphoreInfo(type_semaphore);
 489   ResetSplayTreeIterator(type_list);
 490   p=(const TypeInfo *) GetNextValueInSplayTree(type_list);
 491   for (i=0; p != (const TypeInfo *) NULL; )
 492   {
 493     if ((p->stealth == MagickFalse) &&
 494         (GlobExpression(p->name,pattern,MagickFalse) != MagickFalse))
 495       fonts[i++]=p;
 496     p=(const TypeInfo *) GetNextValueInSplayTree(type_list);
 497   }
 498   UnlockSemaphoreInfo(type_semaphore);
 499   qsort((void *) fonts,(size_t) i,sizeof(*fonts),TypeInfoCompare);
 500   fonts[i]=(TypeInfo *) NULL;
 501   *number_fonts=(size_t) i;
 502   return(fonts);
 503 }
 504 \f
 505 /*
 506 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 507 %                                                                             %
 508 %                                                                             %
 509 %                                                                             %
 510 %   G e t T y p e L i s t                                                     %
 511 %                                                                             %
 512 %                                                                             %
 513 %                                                                             %
 514 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 515 %
 516 %  GetTypeList() returns any fonts that match the specified pattern.
 517 %
 518 %  The format of the GetTypeList function is:
 519 %
 520 %      char **GetTypeList(const char *pattern,size_t *number_fonts,
 521 %        ExceptionInfo *exception)
 522 %
 523 %  A description of each parameter follows:
 524 %
 525 %    o pattern: Specifies a pointer to a text string containing a pattern.
 526 %
 527 %    o number_fonts:  This integer returns the number of fonts in the list.
 528 %
 529 %    o exception: return any errors or warnings in this structure.
 530 %
 531 */
 532
 533 #if defined(__cplusplus) || defined(c_plusplus)
 534 extern "C" {
 535 #endif
 536
 537 static int TypeCompare(const void *x,const void *y)
 538 {
 539   register const char
 540     **p,
 541     **q;
 542
 543   p=(const char **) x;
 544   q=(const char **) y;
 545   return(LocaleCompare(*p,*q));
 546 }
 547
 548 #if defined(__cplusplus) || defined(c_plusplus)
 549 }
 550 #endif
 551
 552 MagickExport char **GetTypeList(const char *pattern,size_t *number_fonts,
 553   ExceptionInfo *exception)
 554 {
 555   char
 556     **fonts;
 557
 558   register const TypeInfo
 559     *p;
 560
 561   register ssize_t
 562     i;
 563
 564   /*
 565     Allocate type list.
 566   */
 567   assert(pattern != (char *) NULL);
 568   (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",pattern);
 569   assert(number_fonts != (size_t *) NULL);
 570   *number_fonts=0;
 571   p=GetTypeInfo("*",exception);
 572   if (p == (const TypeInfo *) NULL)
 573     return((char **) NULL);
 574   fonts=(char **) AcquireQuantumMemory((size_t)
 575     GetNumberOfNodesInSplayTree(type_list)+1UL,sizeof(*fonts));
 576   if (fonts == (char **) NULL)
 577     return((char **) NULL);
 578   /*
 579     Generate type list.
 580   */
 581   LockSemaphoreInfo(type_semaphore);
 582   ResetSplayTreeIterator(type_list);
 583   p=(const TypeInfo *) GetNextValueInSplayTree(type_list);
 584   for (i=0; p != (const TypeInfo *) NULL; )
 585   {
 586     if ((p->stealth == MagickFalse) &&
 587         (GlobExpression(p->name,pattern,MagickFalse) != MagickFalse))
 588       fonts[i++]=ConstantString(p->name);
 589     p=(const TypeInfo *) GetNextValueInSplayTree(type_list);
 590   }
 591   UnlockSemaphoreInfo(type_semaphore);
 592   qsort((void *) fonts,(size_t) i,sizeof(*fonts),TypeCompare);
 593   fonts[i]=(char *) NULL;
 594   *number_fonts=(size_t) i;
 595   return(fonts);
 596 }
 597 \f
 598 /*
 599 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 600 %                                                                             %
 601 %                                                                             %
 602 %                                                                             %
 603 +   I n i t i a l i z e T y p e L i s t                                       %
 604 %                                                                             %
 605 %                                                                             %
 606 %                                                                             %
 607 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 608 %
 609 %  InitializeTypeList() initializes the type list.
 610 %
 611 %  The format of the InitializeTypeList method is:
 612 %
 613 %      MagickBooleanType InitializeTypeList(ExceptionInfo *exception)
 614 %
 615 %  A description of each parameter follows.
 616 %
 617 %    o exception: return any errors or warnings in this structure.
 618 %
 619 */
 620
 621 #if defined(MAGICKCORE_FONTCONFIG_DELEGATE)
 622 MagickExport MagickBooleanType LoadFontConfigFonts(SplayTreeInfo *type_list,
 623   ExceptionInfo *exception)
 624 {
 625   char
 626     extension[MaxTextExtent],
 627     name[MaxTextExtent];
 628
 629   FcChar8
 630     *family,
 631     *file,
 632     *style;
 633
 634   FcConfig
 635     *font_config;
 636
 637   FcFontSet
 638     *font_set;
 639
 640   FcObjectSet
 641     *object_set;
 642
 643   FcPattern
 644     *pattern;
 645
 646   FcResult
 647     status;
 648
 649   int
 650     slant,
 651     width,
 652     weight;
 653
 654   register ssize_t
 655     i;
 656
 657   TypeInfo
 658     *type_info;
 659
 660   /*
 661     Load system fonts.
 662   */
 663   (void) exception;
 664   font_config=FcInitLoadConfigAndFonts();
 665   if (font_config == (FcConfig *) NULL)
 666     return(MagickFalse);
 667   font_set=(FcFontSet *) NULL;
 668   object_set=FcObjectSetBuild(FC_FAMILY,FC_STYLE,FC_SLANT,FC_WIDTH,FC_WEIGHT,
 669     FC_FILE,(char *) NULL);
 670   if (object_set != (FcObjectSet *) NULL)
 671     {
 672       pattern=FcPatternCreate();
 673       if (pattern != (FcPattern *) NULL)
 674         {
 675           font_set=FcFontList(0,pattern,object_set);
 676           FcPatternDestroy(pattern);
 677         }
 678       FcObjectSetDestroy(object_set);
 679     }
 680   if (font_set == (FcFontSet *) NULL)
 681     {
 682       FcConfigDestroy(font_config);
 683       return(MagickFalse);
 684     }
 685   for (i=0; i < (ssize_t) font_set->nfont; i++)
 686   {
 687     status=FcPatternGetString(font_set->fonts[i],FC_FAMILY,0,&family);
 688     if (status != FcResultMatch)
 689       continue;
 690     status=FcPatternGetString(font_set->fonts[i],FC_FILE,0,&file);
 691     if (status != FcResultMatch)
 692       continue;
 693     *extension='\0';
 694     GetPathComponent((const char *) file,ExtensionPath,extension);
 695     if ((*extension != '\0') && (LocaleCompare(extension,"gz") == 0))
 696       continue;
 697     type_info=(TypeInfo *) AcquireMagickMemory(sizeof(*type_info));
 698     if (type_info == (TypeInfo *) NULL)
 699       continue;
 700     (void) ResetMagickMemory(type_info,0,sizeof(*type_info));
 701     type_info->path=ConstantString("System Fonts");
 702     type_info->signature=MagickSignature;
 703     (void) CopyMagickString(name,(const char *) family,MaxTextExtent);
 704     (void) ConcatenateMagickString(name," ",MaxTextExtent);
 705     status=FcPatternGetString(font_set->fonts[i],FC_STYLE,0,&style);
 706     if (status == FcResultMatch)
 707       (void) ConcatenateMagickString(name,(const char *) style,MaxTextExtent);
 708     type_info->name=ConstantString(name);
 709     (void) SubstituteString(&type_info->name," ","-");
 710     (void) SubstituteString(&type_info->name,"-L-","-");
 711     (void) SubstituteString(&type_info->name,"semicondensed","SemiCondensed");
 712     type_info->family=ConstantString((const char *) family);
 713     (void) SubstituteString(&type_info->family," L","");
 714     status=FcPatternGetInteger(font_set->fonts[i],FC_SLANT,0,&slant);
 715     type_info->style=NormalStyle;
 716     if (slant == FC_SLANT_ITALIC)
 717       type_info->style=ItalicStyle;
 718     if (slant == FC_SLANT_OBLIQUE)
 719       type_info->style=ObliqueStyle;
 720     status=FcPatternGetInteger(font_set->fonts[i],FC_WIDTH,0,&width);
 721     type_info->stretch=NormalStretch;
 722     if (width >= FC_WIDTH_ULTRACONDENSED)
 723       type_info->stretch=UltraCondensedStretch;
 724     if (width >= FC_WIDTH_EXTRACONDENSED)
 725       type_info->stretch=ExtraCondensedStretch;
 726     if (width >= FC_WIDTH_CONDENSED)
 727       type_info->stretch=CondensedStretch;
 728     if (width >= FC_WIDTH_SEMICONDENSED)
 729       type_info->stretch=SemiCondensedStretch;
 730     if (width >= FC_WIDTH_NORMAL)
 731       type_info->stretch=NormalStretch;
 732     if (width >= FC_WIDTH_SEMIEXPANDED)
 733       type_info->stretch=SemiExpandedStretch;
 734     if (width >= FC_WIDTH_EXPANDED)
 735       type_info->stretch=ExpandedStretch;
 736     if (width >= FC_WIDTH_EXTRAEXPANDED)
 737       type_info->stretch=ExtraExpandedStretch;
 738     if (width >= FC_WIDTH_ULTRAEXPANDED)
 739       type_info->stretch=UltraExpandedStretch;
 740     type_info->weight=400;
 741     status=FcPatternGetInteger(font_set->fonts[i],FC_WEIGHT,0,&weight);
 742     if (weight >= FC_WEIGHT_THIN)
 743       type_info->weight=100;
 744     if (weight >= FC_WEIGHT_EXTRALIGHT)
 745       type_info->weight=200;
 746     if (weight >= FC_WEIGHT_LIGHT)
 747       type_info->weight=300;
 748     if (weight >= FC_WEIGHT_NORMAL)
 749       type_info->weight=400;
 750     if (weight >= FC_WEIGHT_MEDIUM)
 751       type_info->weight=500;
 752     if (weight >= FC_WEIGHT_DEMIBOLD)
 753       type_info->weight=600;
 754     if (weight >= FC_WEIGHT_BOLD)
 755       type_info->weight=700;
 756     if (weight >= FC_WEIGHT_EXTRABOLD)
 757       type_info->weight=800;
 758     if (weight >= FC_WEIGHT_BLACK)
 759       type_info->weight=900;
 760     type_info->glyphs=ConstantString((const char *) file);
 761     (void) AddValueToSplayTree(type_list,type_info->name,type_info);
 762   }
 763   FcFontSetDestroy(font_set);
 764   FcConfigDestroy(font_config);
 765   return(MagickTrue);
 766 }
 767 #endif
 768
 769 static MagickBooleanType InitializeTypeList(ExceptionInfo *exception)
 770 {
 771   if ((type_list == (SplayTreeInfo *) NULL) &&
 772       (instantiate_type == MagickFalse))
 773     {
 774       if (type_semaphore == (SemaphoreInfo *) NULL)
 775         AcquireSemaphoreInfo(&type_semaphore);
 776       LockSemaphoreInfo(type_semaphore);
 777       if ((type_list == (SplayTreeInfo *) NULL) &&
 778           (instantiate_type == MagickFalse))
 779         {
 780           (void) LoadTypeLists(MagickTypeFilename,exception);
 781 #if defined(MAGICKCORE_WINDOWS_SUPPORT)
 782           (void) NTLoadTypeLists(type_list,exception);
 783 #endif
 784 #if defined(MAGICKCORE_FONTCONFIG_DELEGATE)
 785           (void) LoadFontConfigFonts(type_list,exception);
 786 #endif
 787           instantiate_type=MagickTrue;
 788         }
 789       UnlockSemaphoreInfo(type_semaphore);
 790     }
 791   return(type_list != (SplayTreeInfo *) NULL ? MagickTrue : MagickFalse);
 792 }
 793 \f
 794 /*
 795 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 796 %                                                                             %
 797 %                                                                             %
 798 %                                                                             %
 799 %  L i s t T y p e I n f o                                                    %
 800 %                                                                             %
 801 %                                                                             %
 802 %                                                                             %
 803 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 804 %
 805 %  ListTypeInfo() lists the fonts to a file.
 806 %
 807 %  The format of the ListTypeInfo method is:
 808 %
 809 %      MagickBooleanType ListTypeInfo(FILE *file,ExceptionInfo *exception)
 810 %
 811 %  A description of each parameter follows.
 812 %
 813 %    o file:  An pointer to a FILE.
 814 %
 815 %    o exception: return any errors or warnings in this structure.
 816 %
 817 */
 818 MagickExport MagickBooleanType ListTypeInfo(FILE *file,ExceptionInfo *exception)
 819 {
 820   char
 821     weight[MaxTextExtent];
 822
 823   const char
 824     *family,
 825     *glyphs,
 826     *name,
 827     *path,
 828     *stretch,
 829     *style;
 830
 831   const TypeInfo
 832     **type_info;
 833
 834   register ssize_t
 835     i;
 836
 837   size_t
 838     number_fonts;
 839
 840   if (file == (FILE *) NULL)
 841     file=stdout;
 842   number_fonts=0;
 843   type_info=GetTypeInfoList("*",&number_fonts,exception);
 844   if (type_info == (const TypeInfo **) NULL)
 845     return(MagickFalse);
 846   *weight='\0';
 847   path=(const char *) NULL;
 848   for (i=0; i < (ssize_t) number_fonts; i++)
 849   {
 850     if (type_info[i]->stealth != MagickFalse)
 851       continue;
 852     if (((path == (const char *) NULL) ||
 853          (LocaleCompare(path,type_info[i]->path) != 0)) &&
 854          (type_info[i]->path != (char *) NULL))
 855       (void) FormatLocaleFile(file,"\nPath: %s\n",type_info[i]->path);
 856     path=type_info[i]->path;
 857     name="unknown";
 858     if (type_info[i]->name != (char *) NULL)
 859       name=type_info[i]->name;
 860     family="unknown";
 861     if (type_info[i]->family != (char *) NULL)
 862       family=type_info[i]->family;
 863     style=CommandOptionToMnemonic(MagickStyleOptions,type_info[i]->style);
 864     stretch=CommandOptionToMnemonic(MagickStretchOptions,type_info[i]->stretch);
 865     glyphs="unknown";
 866     if (type_info[i]->glyphs != (char *) NULL)
 867       glyphs=type_info[i]->glyphs;
 868     (void) FormatLocaleString(weight,MaxTextExtent,"%.20g",(double)
 869       type_info[i]->weight);
 870     (void) FormatLocaleFile(file,"  Font: %s\n",name);
 871     (void) FormatLocaleFile(file,"    family: %s\n",family);
 872     (void) FormatLocaleFile(file,"    style: %s\n",style);
 873     (void) FormatLocaleFile(file,"    stretch: %s\n",stretch);
 874     (void) FormatLocaleFile(file,"    weight: %s\n",weight);
 875     (void) FormatLocaleFile(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 size_t 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 size_t 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(MAGICKCORE_WINDOWS_SUPPORT)
 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 *) AcquireMagickMemory(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(MAGICKCORE_WINDOWS_SUPPORT)
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                 if (IsPathAccessible(path) == MagickFalse)
1156                   {
1157                     path=DestroyString(path);
1158                     path=ConstantString(token);
1159                   }
1160               }
1161             type_info->glyphs=path;
1162             break;
1163           }
1164         break;
1165       }
1166       case 'M':
1167       case 'm':
1168       {
1169         if (LocaleCompare((char *) keyword,"metrics") == 0)
1170           {
1171             char
1172               *path;
1173
1174             path=ConstantString(token);
1175 #if defined(MAGICKCORE_WINDOWS_SUPPORT)
1176             if (strchr(path,'@') != (char *) NULL)
1177               SubstituteString(&path,"@ghostscript_font_path@",font_path);
1178 #endif
1179             if (IsPathAccessible(path) == MagickFalse)
1180               {
1181                 /*
1182                   Relative path.
1183                 */
1184                 path=DestroyString(path);
1185                 GetPathComponent(filename,HeadPath,font_path);
1186                 (void) ConcatenateMagickString(font_path,DirectorySeparator,
1187                   MaxTextExtent);
1188                 (void) ConcatenateMagickString(font_path,token,MaxTextExtent);
1189                 path=ConstantString(font_path);
1190               }
1191             type_info->metrics=path;
1192             break;
1193           }
1194         break;
1195       }
1196       case 'N':
1197       case 'n':
1198       {
1199         if (LocaleCompare((char *) keyword,"name") == 0)
1200           {
1201             type_info->name=ConstantString(token);
1202             break;
1203           }
1204         break;
1205       }
1206       case 'S':
1207       case 's':
1208       {
1209         if (LocaleCompare((char *) keyword,"stealth") == 0)
1210           {
1211             type_info->stealth=IsStringTrue(token);
1212             break;
1213           }
1214         if (LocaleCompare((char *) keyword,"stretch") == 0)
1215           {
1216             type_info->stretch=(StretchType) ParseCommandOption(
1217               MagickStretchOptions,MagickFalse,token);
1218             break;
1219           }
1220         if (LocaleCompare((char *) keyword,"style") == 0)
1221           {
1222             type_info->style=(StyleType) ParseCommandOption(MagickStyleOptions,
1223               MagickFalse,token);
1224             break;
1225           }
1226         break;
1227       }
1228       case 'W':
1229       case 'w':
1230       {
1231         if (LocaleCompare((char *) keyword,"weight") == 0)
1232           {
1233             type_info->weight=StringToUnsignedLong(token);
1234             if (LocaleCompare(token,"bold") == 0)
1235               type_info->weight=700;
1236             if (LocaleCompare(token,"normal") == 0)
1237               type_info->weight=400;
1238             break;
1239           }
1240         break;
1241       }
1242       default:
1243         break;
1244     }
1245   }
1246   token=(char *) RelinquishMagickMemory(token);
1247   return(status);
1248 }
1249 \f
1250 /*
1251 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1252 %                                                                             %
1253 %                                                                             %
1254 %                                                                             %
1255 %  L o a d T y p e L i s t s                                                  %
1256 %                                                                             %
1257 %                                                                             %
1258 %                                                                             %
1259 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1260 %
1261 %  LoadTypeList() loads one or more type configuration files which provides a
1262 %  mapping between type attributes and a type name.
1263 %
1264 %  The format of the LoadTypeLists method is:
1265 %
1266 %      MagickBooleanType LoadTypeLists(const char *filename,
1267 %        ExceptionInfo *exception)
1268 %
1269 %  A description of each parameter follows:
1270 %
1271 %    o filename: the font file name.
1272 %
1273 %    o exception: return any errors or warnings in this structure.
1274 %
1275 */
1276 static MagickBooleanType LoadTypeLists(const char *filename,
1277   ExceptionInfo *exception)
1278 {
1279 #if defined(MAGICKCORE_ZERO_CONFIGURATION_SUPPORT)
1280   return(LoadTypeList(TypeMap,"built-in",0,exception));
1281 #else
1282   char
1283     *font_path,
1284     path[MaxTextExtent];
1285
1286   const StringInfo
1287     *option;
1288
1289   LinkedListInfo
1290     *options;
1291
1292   MagickStatusType
1293     status;
1294
1295   status=MagickFalse;
1296   *path='\0';
1297   options=GetConfigureOptions(filename,exception);
1298   option=(const StringInfo *) GetNextValueInLinkedList(options);
1299   while (option != (const StringInfo *) NULL)
1300   {
1301     (void) CopyMagickString(path,GetStringInfoPath(option),MaxTextExtent);
1302     status|=LoadTypeList((const char *) GetStringInfoDatum(option),
1303       GetStringInfoPath(option),0,exception);
1304     option=(const StringInfo *) GetNextValueInLinkedList(options);
1305   }
1306   options=DestroyConfigureOptions(options);
1307   font_path=GetEnvironmentValue("MAGICK_FONT_PATH");
1308   if (font_path != (char *) NULL)
1309     {
1310       char
1311         *option;
1312
1313       /*
1314         Search MAGICK_FONT_PATH.
1315       */
1316       (void) FormatLocaleString(path,MaxTextExtent,"%s%s%s",font_path,
1317         DirectorySeparator,filename);
1318       option=FileToString(path,~0,exception);
1319       if (option != (void *) NULL)
1320         {
1321           status|=LoadTypeList(option,path,0,exception);
1322           option=DestroyString(option);
1323         }
1324       font_path=DestroyString(font_path);
1325     }
1326   if ((type_list == (SplayTreeInfo *) NULL) ||
1327       (GetNumberOfNodesInSplayTree(type_list) == 0))
1328     status|=LoadTypeList(TypeMap,"built-in",0,exception);
1329   return(status != 0 ? MagickTrue : MagickFalse);
1330 #endif
1331 }
1332 \f
1333 /*
1334 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1335 %                                                                             %
1336 %                                                                             %
1337 %                                                                             %
1338 +   T y p e C o m p o n e n t G e n e s i s                                   %
1339 %                                                                             %
1340 %                                                                             %
1341 %                                                                             %
1342 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1343 %
1344 %  TypeComponentGenesis() instantiates the type component.
1345 %
1346 %  The format of the TypeComponentGenesis method is:
1347 %
1348 %      MagickBooleanType TypeComponentGenesis(void)
1349 %
1350 */
1351 MagickPrivate MagickBooleanType TypeComponentGenesis(void)
1352 {
1353   AcquireSemaphoreInfo(&type_semaphore);
1354   return(MagickTrue);
1355 }
1356 \f
1357 /*
1358 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1359 %                                                                             %
1360 %                                                                             %
1361 %                                                                             %
1362 +   T y p e C o m p o n e n t T e r m i n u s                                 %
1363 %                                                                             %
1364 %                                                                             %
1365 %                                                                             %
1366 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1367 %
1368 %  TypeComponentTerminus() destroy type component.
1369 %
1370 %  The format of the TypeComponentTerminus method is:
1371 %
1372 %      void TypeComponentTerminus(void)
1373 %
1374 */
1375 MagickPrivate void TypeComponentTerminus(void)
1376 {
1377   if (type_semaphore == (SemaphoreInfo *) NULL)
1378     AcquireSemaphoreInfo(&type_semaphore);
1379   LockSemaphoreInfo(type_semaphore);
1380   if (type_list != (SplayTreeInfo *) NULL)
1381     type_list=DestroySplayTree(type_list);
1382   instantiate_type=MagickFalse;
1383   UnlockSemaphoreInfo(type_semaphore);
1384   DestroySemaphoreInfo(&type_semaphore);
1385 }