Patch from Crispin Flowerday <gnome@flowerday.cx> to avoid rendering the

[evince.git] / pdf / xpdf / pdffonts.cc

diff --git a/pdf/xpdf/pdffonts.cc b/pdf/xpdf/pdffonts.cc
index 4a6ed40138d3df04c594c49e244e7b23590e8f5c..66d9c37e39ef6699b41587c09b115e6c6565934e 100644 (file)
--- a/pdf/xpdf/pdffonts.cc
+++ b/pdf/xpdf/pdffonts.cc
@@ -2,7 +2,7 @@
 //
 // pdffonts.cc
 //
-// Copyright 2001-2002 Glyph & Cog, LLC
+// Copyright 2001-2003 Glyph & Cog, LLC
 //
 //========================================================================
 
@@ -22,7 +22,7 @@
 #include "GfxFont.h"
 #include "Annot.h"
 #include "PDFDoc.h"
-#include "config.h"
+#include "xpdfconfig.h"
 
 static char *fontTypeNames[] = {
   "unknown",
@@ -40,8 +40,8 @@ static void scanFont(GfxFont *font, PDFDoc *doc);
 
 static int firstPage = 1;
 static int lastPage = 0;
-static char ownerPassword[33] = "";
-static char userPassword[33] = "";
+static char ownerPassword[33] = "\001";
+static char userPassword[33] = "\001";
 static char cfgFileName[256] = "";
 static GBool printVersion = gFalse;
 static GBool printHelp = gFalse;
@@ -84,16 +84,19 @@ int main(int argc, char *argv[]) {
   Annots *annots;
   Object obj1, obj2;
   int pg, i;
+  int exitCode;
+
+  exitCode = 99;
 
   // parse args
   ok = parseArgs(argDesc, &argc, argv);
   if (!ok || argc != 2 || printVersion || printHelp) {
-    fprintf(stderr, "pdfinfo version %s\n", xpdfVersion);
+    fprintf(stderr, "pdffonts version %s\n", xpdfVersion);
     fprintf(stderr, "%s\n", xpdfCopyright);
     if (!printVersion) {
-      printUsage("pdfinfo", "<PDF-file>", argDesc);
+      printUsage("pdffonts", "<PDF-file>", argDesc);
     }
-    exit(1);
+    goto err0;
   }
   fileName = new GString(argv[1]);
 
@@ -101,12 +104,12 @@ int main(int argc, char *argv[]) {
   globalParams = new GlobalParams(cfgFileName);
 
   // open PDF file
-  if (ownerPassword[0]) {
+  if (ownerPassword[0] != '\001') {
     ownerPW = new GString(ownerPassword);
   } else {
     ownerPW = NULL;
   }
-  if (userPassword[0]) {
+  if (userPassword[0] != '\001') {
     userPW = new GString(userPassword);
   } else {
     userPW = NULL;
@@ -119,7 +122,8 @@ int main(int argc, char *argv[]) {
     delete ownerPW;
   }
   if (!doc->isOk()) {
-    exit(1);
+    exitCode = 1;
+    goto err1;
   }
 
   // get page range
@@ -155,35 +159,51 @@ int main(int argc, char *argv[]) {
     delete annots;
   }
 
+  exitCode = 0;
+
   // clean up
   gfree(fonts);
+ err1:
   delete doc;
   delete globalParams;
+ err0:
 
   // check for memory leaks
   Object::memCheck(stderr);
   gMemReport(stderr);
 
-  return 0;
+  return exitCode;
 }
 
 static void scanFonts(Dict *resDict, PDFDoc *doc) {
+  Object obj1, obj2, xObjDict, xObj, resObj;
+  Ref r;
   GfxFontDict *gfxFontDict;
   GfxFont *font;
-  Object fontDict, xObjDict, xObj, resObj;
   int i;
 
   // scan the fonts in this resource dictionary
-  resDict->lookup("Font", &fontDict);
-  if (fontDict.isDict()) {
-    gfxFontDict = new GfxFontDict(doc->getXRef(), fontDict.getDict());
+  gfxFontDict = NULL;
+  resDict->lookupNF("Font", &obj1);
+  if (obj1.isRef()) {
+    obj1.fetch(doc->getXRef(), &obj2);
+    if (obj2.isDict()) {
+      r = obj1.getRef();
+      gfxFontDict = new GfxFontDict(doc->getXRef(), &r, obj2.getDict());
+    }
+    obj2.free();
+  } else if (obj1.isDict()) {
+    gfxFontDict = new GfxFontDict(doc->getXRef(), NULL, obj1.getDict());
+  }
+  if (gfxFontDict) {
     for (i = 0; i < gfxFontDict->getNumFonts(); ++i) {
-      font = gfxFontDict->getFont(i);
-      scanFont(font, doc);
+      if ((font = gfxFontDict->getFont(i))) {
+       scanFont(font, doc);
+      }
     }
     delete gfxFontDict;
   }
-  fontDict.free();
+  obj1.free();
 
   // recursively scan any resource dictionaries in objects in this
   // resource dictionary
@@ -206,9 +226,9 @@ static void scanFonts(Dict *resDict, PDFDoc *doc) {
 
 static void scanFont(GfxFont *font, PDFDoc *doc) {
   Ref fontRef, embRef;
-  Object fontObj, nameObj, toUnicodeObj;
+  Object fontObj, toUnicodeObj;
   GString *name;
-  GBool subset, hasToUnicode;
+  GBool emb, subset, hasToUnicode;
   int i;
 
   fontRef = *font->getID();
@@ -220,17 +240,19 @@ static void scanFont(GfxFont *font, PDFDoc *doc) {
     }
   }
 
-  // get the original font name -- the GfxFont class munges substitute
-  // Base-14 font names into proper form, so this code grabs the
-  // original name from the font dictionary; also look for a ToUnicode
-  // map
-  name = NULL;
+  // font name
+  name = font->getOrigName();
+
+  // check for an embedded font
+  if (font->getType() == fontType3) {
+    emb = gTrue;
+  } else {
+    emb = font->getEmbeddedFontID(&embRef);
+  }
+
+  // look for a ToUnicode map
   hasToUnicode = gFalse;
   if (doc->getXRef()->fetch(fontRef.num, fontRef.gen, &fontObj)->isDict()) {
-    if (fontObj.dictLookup("BaseFont", &nameObj)->isName()) {
-      name = new GString(nameObj.getName());
-    }
-    nameObj.free();
     hasToUnicode = fontObj.dictLookup("ToUnicode", &toUnicodeObj)->isStream();
     toUnicodeObj.free();
   }
@@ -249,15 +271,16 @@ static void scanFont(GfxFont *font, PDFDoc *doc) {
   }
 
   // print the font info
-  printf("%-36s %-12s %-3s %-3s %-3s %6d %2d\n",
+  printf("%-36s %-12s %-3s %-3s %-3s",
         name ? name->getCString() : "[none]",
         fontTypeNames[font->getType()],
-        font->getEmbeddedFontID(&embRef) ? "yes" : "no",
+        emb ? "yes" : "no",
         subset ? "yes" : "no",
-        hasToUnicode ? "yes" : "no",
-        fontRef.num, fontRef.gen);
-  if (name) {
-    delete name;
+        hasToUnicode ? "yes" : "no");
+  if (fontRef.gen >= 100000) {
+    printf(" [none]\n");
+  } else {
+    printf(" %6d %2d\n", fontRef.num, fontRef.gen);
   }
 
   // add this font to the list