pdf2json - npm Package Compare versions

Comparing version 0.1.9 to 0.1.10

package.json

 {
   "name": "pdf2json",
-  "version": "0.1.9",
+  "version": "0.1.10",
   "description": "A PDF file parser that converts PDF binaries to text based JSON, powered by a fork of PDF.JS",
@@ -57,4 +57,4 @@ "keywords": [
   "readme": "",
-  "_id": "pdf2json@0.1.9",
+  "_id": "pdf2json@0.1.10",
   "_from": "pdf2json"
 }

pdf.js

@@ -136,3 +136,4 @@
             if (error) {
-                nodeUtil._logN.call(self, 'An error occurred while rendering the page.' + error);
+                nodeUtil._logN.call(self, 'An error occurred while rendering the page ' + (self.id + 1) + ';\n' + error);
+                //TOGO: emit error event
             }
@@ -142,3 +143,2 @@ else {
                 _.extend(self, ctx.canvas);
-
             }
@@ -145,0 +145,0 @@

pdfjs/canvas.js

@@ -223,2 +223,4 @@ /* -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
     }
+//MQZ Jan.22.2013: trying to merged kerning spaced text
+      this.lastSTParam = [];
   }
@@ -300,3 +302,23 @@
         if (fnName !== 'dependency') {
-          this[fnName].apply(this, argsArray[i]);
+//MQZ.Jan.22. trying to merge kerning text
+            var goOn = true;
+            if (fnName == 'showSpacedText') {
+                if (this.lastSTParam.length > 0) {
+                    this.lastSTParam[0] = this.lastSTParam[0].concat(argsArray[i][0].slice(0));
+                    console.log("merged:" + JSON.stringify(this.lastSTParam[0]));
+                    this[fnName].apply(this, this.lastSTParam);
+                    this.lastSTParam = [];
+                    goOn = false;
+                }
+                else if ( i + 3 < fnArray.length) {
+                    if (fnArray[i+1] === 'setCharSpacing' && fnArray[i+2] === 'setWordSpacing' &&
+                        fnArray[i+3] === 'showSpacedText') {
+                        this.lastSTParam = argsArray[i].slice(0); //clone it
+                        goOn = false;
+                    }
+                }
+            }
+            if (goOn) {
+                this[fnName].apply(this, argsArray[i]);
+            }
         } else {
@@ -876,4 +898,6 @@ var deps = argsArray[i];
 
-        var sText = "";
-        var spacingLength = 0;
+//        console.log("In spacedText:" + JSON.stringify(arr) + ";this.current = " + this.current.x + "," + this.current.y + ";");
+      var charWidth = {min:0.220 * fontSize * textHScale, max: 0.35 * fontSize * textHScale};
+      var sText = "";
+      var spacingLength = 0;
       for (var i = 0; i < arrLength; ++i) {
@@ -886,13 +910,19 @@ var e = arr[i];
                 var spTextWidth = 0;
-                if (spacingLength > 0.1) {
+                if (spacingLength >= charWidth.max) {
                     spTextWidth = this.showText(sText, true);
                     sText = "";
+                    current.x += spacingLength;
+                    if (textSelection)
+                        canvasWidth += spacingLength + spTextWidth;
                 }
-
-                current.x += spacingLength;
-                if (textSelection)
-                    canvasWidth += spacingLength + spTextWidth;
+                else if (spacingLength >= charWidth.min) {
+                    sText += " ";//converting -220 to -350 kerning to be a space character
+                }
+                else {
+//                    console.log("ignored kerning of " + e + " in #" + i + " of " + JSON.stringify(arr));
+                }
             }
-            else
+            else if (i > 0)
                 current.x -= spacingLength;
+
         } else if (isString(e)) {
@@ -910,5 +940,7 @@ //          var shownCanvasWidth = this.showText(e, true);
 //MQZ. Nov.28.2012 Disable character based rendering, make it a string
-        var shownCanvasWidth = this.showText(sText, true);
-        if (textSelection)
-          canvasWidth += shownCanvasWidth;
+        if (sText) {
+            var shownCanvasWidth = this.showText(sText, true);
+            if (textSelection)
+              canvasWidth += shownCanvasWidth;
+        }
 
@@ -915,0 +947,0 @@ if (textSelection) {

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Improved metrics

Total package byte prevSize

29280756

increased by0.01%

Lines of code

26572

increased by0.12%

No dependency changes