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