Merge branch 'master' of git://github.com/mozilla/pdf.js.git into jpx6

Conflicts:
	test/pdfs/.gitignore

src/canvas.js

@@ -48,6 +48,7 @@ var CanvasExtraState = (function CanvasExtraStateClosure() {
     // Note: fill alpha applies to all non-stroking operations
     this.fillAlpha = 1;
     this.strokeAlpha = 1;
+    this.lineWidth = 1;
 
     this.old = old;
   }
@@ -329,6 +330,7 @@ var CanvasGraphics = (function CanvasGraphicsClosure() {
 
     // Graphics state
     setLineWidth: function canvasGraphicsSetLineWidth(width) {
+      this.current.lineWidth = width;
       this.ctx.lineWidth = width;
     },
     setLineCap: function canvasGraphicsSetLineCap(style) {
@@ -442,6 +444,8 @@ var CanvasGraphics = (function CanvasGraphicsClosure() {
       consumePath = typeof consumePath !== 'undefined' ? consumePath : true;
       var ctx = this.ctx;
       var strokeColor = this.current.strokeColor;
+      if (this.current.lineWidth === 0)
+        ctx.lineWidth = this.getSinglePixelWidth();
       // For stroke we want to temporarily change the global alpha to the
       // stroking alpha.
       ctx.globalAlpha = this.current.strokeAlpha;
@@ -640,7 +644,6 @@ var CanvasGraphics = (function CanvasGraphicsClosure() {
         ctx.translate(current.x, current.y);
 
         ctx.scale(textHScale, 1);
-        ctx.lineWidth /= current.textMatrix[0];
 
         if (textSelection) {
           this.save();
@@ -677,7 +680,15 @@ var CanvasGraphics = (function CanvasGraphicsClosure() {
       } else {
         ctx.save();
         this.applyTextTransforms();
-        ctx.lineWidth /= current.textMatrix[0] * fontMatrix[0];
+
+        var lineWidth = current.lineWidth;
+        var scale = Math.abs(current.textMatrix[0] * fontMatrix[0]);
+        if (scale == 0 || lineWidth == 0)
+          lineWidth = this.getSinglePixelWidth();
+        else
+          lineWidth /= scale;
+
+        ctx.lineWidth = lineWidth;
 
         if (textSelection)
           text.geom = this.getTextGeometry();
@@ -1142,6 +1153,10 @@ var CanvasGraphics = (function CanvasGraphicsClosure() {
     },
     restoreFillRule: function canvasGraphicsRestoreFillRule(rule) {
       this.ctx.mozFillRule = rule;
+    },
+    getSinglePixelWidth: function getSinglePixelWidth(scale) {
+      var inverse = this.ctx.mozCurrentTransformInverse;
+      return Math.abs(inverse[0] + inverse[2]);
     }
   };
 

src/fonts.js

@@ -3340,15 +3340,9 @@ var Type2CFF = (function Type2CFFClosure() {
         inverseEncoding[encoding[charcode]] = charcode | 0;
       for (var i = 0, ii = charsets.length; i < ii; i++) {
         var glyph = charsets[i];
-        if (glyph == '.notdef') {
-          charstrings.push({
-            unicode: 0,
-            code: 0,
-            gid: i,
-            glyph: glyph
-          });
+        if (glyph == '.notdef')
           continue;
-        }
+
         var code = inverseEncoding[i];
         if (!code || isSpecialUnicode(code)) {
           unassignedUnicodeItems.push(i);

src/parser.js

@@ -253,6 +253,9 @@ var Parser = (function ParserClosure() {
       if (name == 'CCITTFaxDecode' || name == 'CCF') {
         return new CCITTFaxStream(stream, params);
       }
+      if (name == 'RunLengthDecode') {
+        return new RunLengthStream(stream);
+      }
       warn('filter "' + name + '" not supported yet');
       return stream;
     }

src/stream.js

@@ -1142,6 +1142,51 @@ var AsciiHexStream = (function AsciiHexStreamClosure() {
   return AsciiHexStream;
 })();
 
+var RunLengthStream = (function RunLengthStreamClosure() {
+  function RunLengthStream(str) {
+    this.str = str;
+    this.dict = str.dict;
+
+    DecodeStream.call(this);
+  }
+
+  RunLengthStream.prototype = Object.create(DecodeStream.prototype);
+
+  RunLengthStream.prototype.readBlock = function runLengthStreamReadBlock() {
+    // The repeatHeader has following format. The first byte defines type of run
+    // and amount of bytes to repeat/copy: n = 0 through 127 - copy next n bytes
+    // (in addition to the second byte from the header), n = 129 through 255 -
+    // duplicate the second byte from the header (257 - n) times, n = 128 - end.
+    var repeatHeader = this.str.getBytes(2);
+    if (!repeatHeader || repeatHeader.length < 2 || repeatHeader[0] == 128) {
+      this.eof = true;
+      return;
+    }
+
+    var bufferLength = this.bufferLength;
+    var n = repeatHeader[0];
+    if (n < 128) {
+      // copy n bytes
+      var buffer = this.ensureBuffer(bufferLength + n + 1);
+      buffer[bufferLength++] = repeatHeader[1];
+      if (n > 0) {
+        var source = this.str.getBytes(n);
+        buffer.set(source, bufferLength);
+        bufferLength += n;
+      }
+    } else {
+      n = 257 - n;
+      var b = repeatHeader[1];
+      var buffer = this.ensureBuffer(bufferLength + n + 1);
+      for (var i = 0; i < n; i++)
+        buffer[bufferLength++] = b;
+    }
+    this.bufferLength = bufferLength;
+  };
+
+  return RunLengthStream;
+})();
+
 var CCITTFaxStream = (function CCITTFaxStreamClosure() {
 
   var ccittEOL = -2;