src/core/catalog.js

@@ -1169,6 +1169,17 @@ class Catalog {
     return shadow(this, "jsActions", actions);
   }
 
+  async fontFallback(id, handler) {
+    const translatedFonts = await Promise.all(this.fontCache);
+
+    for (const translatedFont of translatedFonts) {
+      if (translatedFont.loadedName === id) {
+        translatedFont.fallback(handler);
+        return;
+      }
+    }
+  }
+
   async cleanup(manuallyTriggered = false) {
     clearGlobalCaches();
     this.globalImageCache.clear(/* onlyData = */ manuallyTriggered);

src/core/document.js

@@ -1745,15 +1745,8 @@ class PDFDocument {
     }
   }
 
-  async fontFallback(id, handler) {
-    const { catalog, pdfManager } = this;
-
-    for (const translatedFont of await Promise.all(catalog.fontCache)) {
-      if (translatedFont.loadedName === id) {
-        translatedFont.fallback(handler, pdfManager.evaluatorOptions);
-        return;
-      }
-    }
+  fontFallback(id, handler) {
+    return this.catalog.fontFallback(id, handler);
   }
 
   async cleanup(manuallyTriggered = false) {

src/core/evaluator.js

@@ -1065,6 +1065,7 @@ class PartialEvaluator {
           loadedName: "g_font_error",
           font: new ErrorFont(`Type3 font load error: ${reason}`),
           dict: translated.font,
+          evaluatorOptions: this.options,
         });
       }
     }
@@ -1085,7 +1086,8 @@ class PartialEvaluator {
       if (
         isAddToPathSet ||
         state.fillColorSpace.name === "Pattern" ||
-        font.disableFontFace
+        font.disableFontFace ||
+        this.options.disableFontFace
       ) {
         PartialEvaluator.buildFontPaths(
           font,
@@ -1236,6 +1238,7 @@ class PartialEvaluator {
         loadedName: "g_font_error",
         font: new ErrorFont(`Font "${fontName}" is not available.`),
         dict: font,
+        evaluatorOptions: this.options,
       });
 
     let fontRef;
@@ -1362,6 +1365,7 @@ class PartialEvaluator {
             loadedName: font.loadedName,
             font: translatedFont,
             dict: font,
+            evaluatorOptions: this.options,
           })
         );
       })
@@ -1376,6 +1380,7 @@ class PartialEvaluator {
               reason instanceof Error ? reason.message : reason
             ),
             dict: font,
+            evaluatorOptions: this.options,
           })
         );
       });
@@ -4362,7 +4367,7 @@ class PartialEvaluator {
             newProperties
           );
         }
-        return new Font(baseFontName, file, newProperties, this.options);
+        return new Font(baseFontName, file, newProperties);
       }
     }
 
@@ -4554,7 +4559,7 @@ class PartialEvaluator {
     const newProperties = await this.extractDataStructures(dict, properties);
     this.extractWidths(dict, descriptor, newProperties);
 
-    return new Font(fontName.name, fontFile, newProperties, this.options);
+    return new Font(fontName.name, fontFile, newProperties);
   }
 
   static buildFontPaths(font, glyphs, handler, evaluatorOptions) {
@@ -4602,10 +4607,11 @@ class PartialEvaluator {
 }
 
 class TranslatedFont {
-  constructor({ loadedName, font, dict }) {
+  constructor({ loadedName, font, dict, evaluatorOptions }) {
     this.loadedName = loadedName;
     this.font = font;
     this.dict = dict;
+    this._evaluatorOptions = evaluatorOptions || DefaultPartialEvaluatorOptions;
     this.type3Loaded = null;
     this.type3Dependencies = font.isType3Font ? new Set() : null;
     this.sent = false;
@@ -4620,11 +4626,11 @@ class TranslatedFont {
     handler.send("commonobj", [
       this.loadedName,
       "Font",
-      this.font.exportData(),
+      this.font.exportData(this._evaluatorOptions.fontExtraProperties),
     ]);
   }
 
-  fallback(handler, evaluatorOptions) {
+  fallback(handler) {
     if (!this.font.data) {
       return;
     }
@@ -4640,7 +4646,7 @@ class TranslatedFont {
       this.font,
       /* glyphs = */ this.font.glyphCacheValues,
       handler,
-      evaluatorOptions
+      this._evaluatorOptions
     );
   }
 

src/core/fonts.js

@@ -88,9 +88,7 @@ const EXPORT_DATA_PROPERTIES = [
   "defaultVMetrics",
   "defaultWidth",
   "descent",
-  "disableFontFace",
   "fallbackName",
-  "fontExtraProperties",
   "fontMatrix",
   "isInvalidPDFjsFont",
   "isType3Font",
@@ -972,12 +970,11 @@ function createNameTable(name, proto) {
  * decoding logics whatever type it is (assuming the font type is supported).
  */
 class Font {
-  constructor(name, file, properties, evaluatorOptions) {
+  constructor(name, file, properties) {
     this.name = name;
     this.psName = null;
     this.mimetype = null;
-    this.disableFontFace = evaluatorOptions.disableFontFace;
-    this.fontExtraProperties = evaluatorOptions.fontExtraProperties;
+    this.disableFontFace = false;
 
     this.loadedName = properties.loadedName;
     this.isType3Font = properties.isType3Font;
@@ -1144,17 +1141,18 @@ class Font {
     return shadow(this, "renderer", renderer);
   }
 
-  exportData() {
-    const exportDataProps = this.fontExtraProperties
+  exportData(extraProperties = false) {
+    const exportDataProperties = extraProperties
       ? [...EXPORT_DATA_PROPERTIES, ...EXPORT_DATA_EXTRA_PROPERTIES]
       : EXPORT_DATA_PROPERTIES;
 
     const data = Object.create(null);
-    for (const prop of exportDataProps) {
-      const value = this[prop];
+    let property, value;
+    for (property of exportDataProperties) {
+      value = this[property];
       // Ignore properties that haven't been explicitly set.
       if (value !== undefined) {
-        data[prop] = value;
+        data[property] = value;
       }
     }
     return data;
@@ -3604,7 +3602,7 @@ class ErrorFont {
     return [chars];
   }
 
-  exportData() {
+  exportData(extraProperties = false) {
     return { error: this.error };
   }
 }

src/display/api.js

@@ -422,6 +422,8 @@ function getDocument(src = {}) {
     },
   };
   const transportParams = {
+    disableFontFace,
+    fontExtraProperties,
     ownerDocument,
     pdfBug,
     styleElement,
@@ -2785,6 +2787,8 @@ class WorkerTransport {
 
       switch (type) {
         case "Font":
+          const { disableFontFace, fontExtraProperties, pdfBug } = this._params;
+
           if ("error" in exportedData) {
             const exportedError = exportedData.error;
             warn(`Error during font loading: ${exportedError}`);
@@ -2793,16 +2797,20 @@ class WorkerTransport {
           }
 
           const inspectFont =
-            this._params.pdfBug && globalThis.FontInspector?.enabled
+            pdfBug && globalThis.FontInspector?.enabled
               ? (font, url) => globalThis.FontInspector.fontAdded(font, url)
               : null;
-          const font = new FontFaceObject(exportedData, inspectFont);
+          const font = new FontFaceObject(exportedData, {
+            disableFontFace,
+            fontExtraProperties,
+            inspectFont,
+          });
 
           this.fontLoader
             .bind(font)
             .catch(() => messageHandler.sendWithPromise("FontFallback", { id }))
             .finally(() => {
-              if (!font.fontExtraProperties && font.data) {
+              if (!fontExtraProperties && font.data) {
                 // Immediately release the `font.data` property once the font
                 // has been attached to the DOM, since it's no longer needed,
                 // rather than waiting for a `PDFDocumentProxy.cleanup` call.

src/display/font_loader.js

@@ -355,20 +355,17 @@ class FontLoader {
 }
 
 class FontFaceObject {
-  constructor(translatedData, inspectFont = null) {
+  constructor(
+    translatedData,
+    { disableFontFace = false, fontExtraProperties = false, inspectFont = null }
+  ) {
     this.compiledGlyphs = Object.create(null);
     // importing translated data
     for (const i in translatedData) {
       this[i] = translatedData[i];
     }
-    if (typeof PDFJSDev === "undefined" || PDFJSDev.test("TESTING")) {
-      if (typeof this.disableFontFace !== "boolean") {
-        unreachable("disableFontFace must be available.");
-      }
-      if (typeof this.fontExtraProperties !== "boolean") {
-        unreachable("fontExtraProperties must be available.");
-      }
-    }
+    this.disableFontFace = disableFontFace === true;
+    this.fontExtraProperties = fontExtraProperties === true;
     this._inspectFont = inspectFont;
   }
 

test/font/font_fpgm_spec.js

@@ -16,22 +16,17 @@ describe("font_fpgm", function () {
       const cMap = await CMapFactory.create({
         encoding: Name.get("Identity-H"),
       });
-      const font = new Font(
-        "font",
-        new Stream(font2324),
-        {
-          loadedName: "font",
-          type: "CIDFontType2",
-          differences: [],
-          defaultEncoding: [],
-          cMap,
-          toUnicode: new ToUnicodeMap([]),
-          xHeight: 0,
-          capHeight: 0,
-          italicAngle: 0,
-        },
-        {}
-      );
+      const font = new Font("font", new Stream(font2324), {
+        loadedName: "font",
+        type: "CIDFontType2",
+        differences: [],
+        defaultEncoding: [],
+        cMap,
+        toUnicode: new ToUnicodeMap([]),
+        xHeight: 0,
+        capHeight: 0,
+        italicAngle: 0,
+      });
       const output = await ttx(font.data);
 
       verifyTtxOutput(output);

test/font/font_os2_spec.js

@@ -17,21 +17,16 @@ describe("font_post", function () {
 
   describe("OS/2 table removal on bad post table values", function () {
     it("has invalid version number", async function () {
-      const font = new Font(
-        "font",
-        new Stream(font2154),
-        {
-          loadedName: "font",
-          type: "TrueType",
-          differences: [],
-          defaultEncoding: [],
-          toUnicode: new ToUnicodeMap([]),
-          xHeight: 0,
-          capHeight: 0,
-          italicAngle: 0,
-        },
-        {}
-      );
+      const font = new Font("font", new Stream(font2154), {
+        loadedName: "font",
+        type: "TrueType",
+        differences: [],
+        defaultEncoding: [],
+        toUnicode: new ToUnicodeMap([]),
+        xHeight: 0,
+        capHeight: 0,
+        italicAngle: 0,
+      });
       const output = await ttx(font.data);
 
       verifyTtxOutput(output);
@@ -44,22 +39,17 @@ describe("font_post", function () {
       const cMap = await CMapFactory.create({
         encoding: Name.get("Identity-H"),
       });
-      const font = new Font(
-        "font",
-        new Stream(font1282),
-        {
-          loadedName: "font",
-          type: "CIDFontType2",
-          differences: [],
-          defaultEncoding: [],
-          cMap,
-          toUnicode: new ToUnicodeMap([]),
-          xHeight: 0,
-          capHeight: 0,
-          italicAngle: 0,
-        },
-        {}
-      );
+      const font = new Font("font", new Stream(font1282), {
+        loadedName: "font",
+        type: "CIDFontType2",
+        differences: [],
+        defaultEncoding: [],
+        cMap,
+        toUnicode: new ToUnicodeMap([]),
+        xHeight: 0,
+        capHeight: 0,
+        italicAngle: 0,
+      });
       const output = await ttx(font.data);
 
       verifyTtxOutput(output);

test/font/font_post_spec.js

@@ -24,22 +24,17 @@ describe("font_post", function () {
       const cMap = await CMapFactory.create({
         encoding: Name.get("Identity-H"),
       });
-      const font = new Font(
-        "font",
-        new Stream(font2109),
-        {
-          loadedName: "font",
-          type: "CIDFontType2",
-          differences: [],
-          defaultEncoding: [],
-          cMap,
-          toUnicode: new ToUnicodeMap([]),
-          xHeight: 0,
-          capHeight: 0,
-          italicAngle: 0,
-        },
-        {}
-      );
+      const font = new Font("font", new Stream(font2109), {
+        loadedName: "font",
+        type: "CIDFontType2",
+        differences: [],
+        defaultEncoding: [],
+        cMap,
+        toUnicode: new ToUnicodeMap([]),
+        xHeight: 0,
+        capHeight: 0,
+        italicAngle: 0,
+      });
       const output = await ttx(font.data);
 
       verifyTtxOutput(output);
@@ -47,21 +42,16 @@ describe("font_post", function () {
     });
 
     it("has invalid glyph name indexes", async function () {
-      const font = new Font(
-        "font",
-        new Stream(font2189),
-        {
-          loadedName: "font",
-          type: "TrueType",
-          differences: [],
-          defaultEncoding: [],
-          toUnicode: new ToUnicodeMap([]),
-          xHeight: 0,
-          capHeight: 0,
-          italicAngle: 0,
-        },
-        {}
-      );
+      const font = new Font("font", new Stream(font2189), {
+        loadedName: "font",
+        type: "TrueType",
+        differences: [],
+        defaultEncoding: [],
+        toUnicode: new ToUnicodeMap([]),
+        xHeight: 0,
+        capHeight: 0,
+        italicAngle: 0,
+      });
       const output = await ttx(font.data);
 
       verifyTtxOutput(output);
@@ -69,21 +59,16 @@ describe("font_post", function () {
     });
 
     it("has right amount of glyphs specified", async function () {
-      const font = new Font(
-        "font",
-        new Stream(font2374),
-        {
-          loadedName: "font",
-          type: "TrueType",
-          differences: [],
-          defaultEncoding: [],
-          toUnicode: new ToUnicodeMap([]),
-          xHeight: 0,
-          capHeight: 0,
-          italicAngle: 0,
-        },
-        {}
-      );
+      const font = new Font("font", new Stream(font2374), {
+        loadedName: "font",
+        type: "TrueType",
+        differences: [],
+        defaultEncoding: [],
+        toUnicode: new ToUnicodeMap([]),
+        xHeight: 0,
+        capHeight: 0,
+        italicAngle: 0,
+      });
       const output = await ttx(font.data);
 
       verifyTtxOutput(output);