X-Git-Url: http://git.asbjorn.biz/?p=swftools.git;a=blobdiff_plain;f=pdf2swf%2Fxpdf%2FCMap.cc;fp=pdf2swf%2Fxpdf%2FCMap.cc;h=0000000000000000000000000000000000000000;hp=303cf095224c04e81036c3d6cb6d3fc72442279d;hb=5a005ef586b9000810156a961b9622c903dce988;hpb=c26ca847941ca0acfc9f3b4bdc519d904ba09a39

diff --git a/pdf2swf/xpdf/CMap.cc b/pdf2swf/xpdf/CMap.cc
deleted file mode 100644
index 303cf09..0000000
--- a/pdf2swf/xpdf/CMap.cc
+++ /dev/null
@@ -1,408 +0,0 @@
-//========================================================================
-//
-// CMap.cc
-//
-// Copyright 2001-2003 Glyph & Cog, LLC
-//
-//========================================================================
-
-#include <aconf.h>
-
-#ifdef USE_GCC_PRAGMAS
-#pragma implementation
-#endif
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <ctype.h>
-#include "gmem.h"
-#include "gfile.h"
-#include "GString.h"
-#include "Error.h"
-#include "GlobalParams.h"
-#include "PSTokenizer.h"
-#include "CMap.h"
-
-//------------------------------------------------------------------------
-
-struct CMapVectorEntry {
-  GBool isVector;
-  union {
-    CMapVectorEntry *vector;
-    CID cid;
-  };
-};
-
-//------------------------------------------------------------------------
-
-static int getCharFromFile(void *data) {
-  return fgetc((FILE *)data);
-}
-
-//------------------------------------------------------------------------
-
-CMap *CMap::parse(CMapCache *cache, GString *collectionA,
-		  GString *cMapNameA) {
-  FILE *f;
-  CMap *cmap;
-  PSTokenizer *pst;
-  char tok1[256], tok2[256], tok3[256];
-  int n1, n2, n3;
-  Guint start, end, code;
-
-  if (!(f = globalParams->findCMapFile(collectionA, cMapNameA))) {
-
-    // Check for an identity CMap.
-    if (!cMapNameA->cmp("Identity") || !cMapNameA->cmp("Identity-H")) {
-      return new CMap(collectionA->copy(), cMapNameA->copy(), 0);
-    }
-    if (!cMapNameA->cmp("Identity-V")) {
-      return new CMap(collectionA->copy(), cMapNameA->copy(), 1);
-    }
-
-    error(-1, "Couldn't find '%s' CMap file for '%s' collection",
-	  cMapNameA->getCString(), collectionA->getCString());
-    return NULL;
-  }
-
-  cmap = new CMap(collectionA->copy(), cMapNameA->copy());
-
-  pst = new PSTokenizer(&getCharFromFile, f);
-  pst->getToken(tok1, sizeof(tok1), &n1);
-  while (pst->getToken(tok2, sizeof(tok2), &n2)) {
-    if (!strcmp(tok2, "usecmap")) {
-      if (tok1[0] == '/') {
-	cmap->useCMap(cache, tok1 + 1);
-      }
-      pst->getToken(tok1, sizeof(tok1), &n1);
-    } else if (!strcmp(tok1, "/WMode")) {
-      cmap->wMode = atoi(tok2);
-      pst->getToken(tok1, sizeof(tok1), &n1);
-    } else if (!strcmp(tok2, "begincodespacerange")) {
-      while (pst->getToken(tok1, sizeof(tok1), &n1)) {
-	if (!strcmp(tok1, "endcodespacerange")) {
-	  break;
-	}
-	if (!pst->getToken(tok2, sizeof(tok2), &n2) ||
-	    !strcmp(tok2, "endcodespacerange")) {
-	  error(-1, "Illegal entry in codespacerange block in CMap");
-	  break;
-	}
-	if (tok1[0] == '<' && tok2[0] == '<' &&
-	    n1 == n2 && n1 >= 4 && (n1 & 1) == 0) {
-	  tok1[n1 - 1] = tok2[n1 - 1] = '\0';
-	  sscanf(tok1 + 1, "%x", &start);
-	  sscanf(tok2 + 1, "%x", &end);
-	  n1 = (n1 - 2) / 2;
-	  cmap->addCodeSpace(cmap->vector, start, end, n1);
-	}
-      }
-      pst->getToken(tok1, sizeof(tok1), &n1);
-    } else if (!strcmp(tok2, "begincidchar")) {
-      while (pst->getToken(tok1, sizeof(tok1), &n1)) {
-	if (!strcmp(tok1, "endcidchar")) {
-	  break;
-	}
-	if (!pst->getToken(tok2, sizeof(tok2), &n2) ||
-	    !strcmp(tok2, "endcidchar")) {
-	  error(-1, "Illegal entry in cidchar block in CMap");
-	  break;
-	}
-	if (!(tok1[0] == '<' && tok1[n1 - 1] == '>' &&
-	      n1 >= 4 && (n1 & 1) == 0)) {
-	  error(-1, "Illegal entry in cidchar block in CMap");
-	  continue;
-	}
-	tok1[n1 - 1] = '\0';
-	if (sscanf(tok1 + 1, "%x", &code) != 1) {
-	  error(-1, "Illegal entry in cidchar block in CMap");
-	  continue;
-	}
-	n1 = (n1 - 2) / 2;
-	cmap->addCIDs(code, code, n1, (CID)atoi(tok2));
-      }
-      pst->getToken(tok1, sizeof(tok1), &n1);
-    } else if (!strcmp(tok2, "begincidrange")) {
-      while (pst->getToken(tok1, sizeof(tok1), &n1)) {
-	if (!strcmp(tok1, "endcidrange")) {
-	  break;
-	}
-	if (!pst->getToken(tok2, sizeof(tok2), &n2) ||
-	    !strcmp(tok2, "endcidrange") ||
-	    !pst->getToken(tok3, sizeof(tok3), &n3) ||
-	    !strcmp(tok3, "endcidrange")) {
-	  error(-1, "Illegal entry in cidrange block in CMap");
-	  break;
-	}
-	if (tok1[0] == '<' && tok2[0] == '<' &&
-	    n1 == n2 && n1 >= 4 && (n1 & 1) == 0) {
-	  tok1[n1 - 1] = tok2[n1 - 1] = '\0';
-	  sscanf(tok1 + 1, "%x", &start);
-	  sscanf(tok2 + 1, "%x", &end);
-	  n1 = (n1 - 2) / 2;
-	  cmap->addCIDs(start, end, n1, (CID)atoi(tok3));
-	}
-      }
-      pst->getToken(tok1, sizeof(tok1), &n1);
-    } else {
-      strcpy(tok1, tok2);
-    }
-  }
-  delete pst;
-
-  fclose(f);
-
-  return cmap;
-}
-
-CMap::CMap(GString *collectionA, GString *cMapNameA) {
-  int i;
-
-  collection = collectionA;
-  cMapName = cMapNameA;
-  wMode = 0;
-  vector = (CMapVectorEntry *)gmallocn(256, sizeof(CMapVectorEntry));
-  for (i = 0; i < 256; ++i) {
-    vector[i].isVector = gFalse;
-    vector[i].cid = 0;
-  }
-  refCnt = 1;
-#if MULTITHREADED
-  gInitMutex(&mutex);
-#endif
-}
-
-CMap::CMap(GString *collectionA, GString *cMapNameA, int wModeA) {
-  collection = collectionA;
-  cMapName = cMapNameA;
-  wMode = wModeA;
-  vector = NULL;
-  refCnt = 1;
-#if MULTITHREADED
-  gInitMutex(&mutex);
-#endif
-}
-
-void CMap::useCMap(CMapCache *cache, char *useName) {
-  GString *useNameStr;
-  CMap *subCMap;
-
-  useNameStr = new GString(useName);
-  subCMap = cache->getCMap(collection, useNameStr);
-  delete useNameStr;
-  if (!subCMap) {
-    return;
-  }
-  copyVector(vector, subCMap->vector);
-  subCMap->decRefCnt();
-}
-
-void CMap::copyVector(CMapVectorEntry *dest, CMapVectorEntry *src) {
-  int i, j;
-
-  for (i = 0; i < 256; ++i) {
-    if (src[i].isVector) {
-      if (!dest[i].isVector) {
-	dest[i].isVector = gTrue;
-	dest[i].vector =
-	  (CMapVectorEntry *)gmallocn(256, sizeof(CMapVectorEntry));
-	for (j = 0; j < 256; ++j) {
-	  dest[i].vector[j].isVector = gFalse;
-	  dest[i].vector[j].cid = 0;
-	}
-      }
-      copyVector(dest[i].vector, src[i].vector);
-    } else {
-      if (dest[i].isVector) {
-	error(-1, "Collision in usecmap");
-      } else {
-	dest[i].cid = src[i].cid;
-      }
-    }
-  }
-}
-
-void CMap::addCodeSpace(CMapVectorEntry *vec, Guint start, Guint end,
-			Guint nBytes) {
-  Guint start2, end2;
-  int startByte, endByte, i, j;
-
-  if (nBytes > 1) {
-    startByte = (start >> (8 * (nBytes - 1))) & 0xff;
-    endByte = (end >> (8 * (nBytes - 1))) & 0xff;
-    start2 = start & ((1 << (8 * (nBytes - 1))) - 1);
-    end2 = end & ((1 << (8 * (nBytes - 1))) - 1);
-    for (i = startByte; i <= endByte; ++i) {
-      if (!vec[i].isVector) {
-	vec[i].isVector = gTrue;
-	vec[i].vector =
-	  (CMapVectorEntry *)gmallocn(256, sizeof(CMapVectorEntry));
-	for (j = 0; j < 256; ++j) {
-	  vec[i].vector[j].isVector = gFalse;
-	  vec[i].vector[j].cid = 0;
-	}
-      }
-      addCodeSpace(vec[i].vector, start2, end2, nBytes - 1);
-    }
-  }
-}
-
-void CMap::addCIDs(Guint start, Guint end, Guint nBytes, CID firstCID) {
-  CMapVectorEntry *vec;
-  CID cid;
-  int byte;
-  Guint i;
-
-  vec = vector;
-  for (i = nBytes - 1; i >= 1; --i) {
-    byte = (start >> (8 * i)) & 0xff;
-    if (!vec[byte].isVector) {
-      error(-1, "Invalid CID (%0*x - %0*x) in CMap",
-	    2*nBytes, start, 2*nBytes, end);
-      return;
-    }
-    vec = vec[byte].vector;
-  }
-  cid = firstCID;
-  for (byte = (int)(start & 0xff); byte <= (int)(end & 0xff); ++byte) {
-    if (vec[byte].isVector) {
-      error(-1, "Invalid CID (%0*x - %0*x) in CMap",
-	    2*nBytes, start, 2*nBytes, end);
-    } else {
-      vec[byte].cid = cid;
-    }
-    ++cid;
-  }
-}
-
-CMap::~CMap() {
-  delete collection;
-  delete cMapName;
-  if (vector) {
-    freeCMapVector(vector);
-  }
-#if MULTITHREADED
-  gDestroyMutex(&mutex);
-#endif
-}
-
-void CMap::freeCMapVector(CMapVectorEntry *vec) {
-  int i;
-
-  for (i = 0; i < 256; ++i) {
-    if (vec[i].isVector) {
-      freeCMapVector(vec[i].vector);
-    }
-  }
-  gfree(vec);
-}
-
-void CMap::incRefCnt() {
-#if MULTITHREADED
-  gLockMutex(&mutex);
-#endif
-  ++refCnt;
-#if MULTITHREADED
-  gUnlockMutex(&mutex);
-#endif
-}
-
-void CMap::decRefCnt() {
-  GBool done;
-
-#if MULTITHREADED
-  gLockMutex(&mutex);
-#endif
-  done = --refCnt == 0;
-#if MULTITHREADED
-  gUnlockMutex(&mutex);
-#endif
-  if (done) {
-    delete this;
-  }
-}
-
-GBool CMap::match(GString *collectionA, GString *cMapNameA) {
-  return !collection->cmp(collectionA) && !cMapName->cmp(cMapNameA);
-}
-
-CID CMap::getCID(char *s, int len, int *nUsed) {
-  CMapVectorEntry *vec;
-  int n, i;
-
-  if (!(vec = vector)) {
-    // identity CMap
-    *nUsed = 2;
-    if (len < 2) {
-      return 0;
-    }
-    return ((s[0] & 0xff) << 8) + (s[1] & 0xff);
-  }
-  n = 0;
-  while (1) {
-    if (n >= len) {
-      *nUsed = n;
-      return 0;
-    }
-    i = s[n++] & 0xff;
-    if (!vec[i].isVector) {
-      *nUsed = n;
-      return vec[i].cid;
-    }
-    vec = vec[i].vector;
-  }
-}
-
-//------------------------------------------------------------------------
-
-CMapCache::CMapCache() {
-  int i;
-
-  for (i = 0; i < cMapCacheSize; ++i) {
-    cache[i] = NULL;
-  }
-}
-
-CMapCache::~CMapCache() {
-  int i;
-
-  for (i = 0; i < cMapCacheSize; ++i) {
-    if (cache[i]) {
-      cache[i]->decRefCnt();
-    }
-  }
-}
-
-CMap *CMapCache::getCMap(GString *collection, GString *cMapName) {
-  CMap *cmap;
-  int i, j;
-
-  if (cache[0] && cache[0]->match(collection, cMapName)) {
-    cache[0]->incRefCnt();
-    return cache[0];
-  }
-  for (i = 1; i < cMapCacheSize; ++i) {
-    if (cache[i] && cache[i]->match(collection, cMapName)) {
-      cmap = cache[i];
-      for (j = i; j >= 1; --j) {
-	cache[j] = cache[j - 1];
-      }
-      cache[0] = cmap;
-      cmap->incRefCnt();
-      return cmap;
-    }
-  }
-  if ((cmap = CMap::parse(this, collection, cMapName))) {
-    if (cache[cMapCacheSize - 1]) {
-      cache[cMapCacheSize - 1]->decRefCnt();
-    }
-    for (j = cMapCacheSize - 1; j >= 1; --j) {
-      cache[j] = cache[j - 1];
-    }
-    cache[0] = cmap;
-    cmap->incRefCnt();
-    return cmap;
-  }
-  return NULL;
-}