Merge branch 'master' into hmm

pdf.js

@@ -4149,7 +4149,11 @@ var CanvasExtraState = (function() {
   constructor.prototype = {
     clone: function canvasextra_clone() {
       return Object.create(this);
-    }
+    }, 
+    setCurrentPoint: function canvasextra_setCurrentPoint(x, y) {
+      this.x = x;
+      this.y = y;
+    },
   };
   return constructor;
 })();
@@ -4276,18 +4280,24 @@ var CanvasGraphics = (function() {
     // Path
     moveTo: function(x, y) {
       this.ctx.moveTo(x, y);
+      this.current.setCurrentPoint(x, y);
     },
     lineTo: function(x, y) {
       this.ctx.lineTo(x, y);
+      this.current.setCurrentPoint(x, y);
     },
     curveTo: function(x1, y1, x2, y2, x3, y3) {
       this.ctx.bezierCurveTo(x1, y1, x2, y2, x3, y3);
+      this.current.setCurrentPoint(x3, y3);
     },
     curveTo2: function(x2, y2, x3, y3) {
-      TODO("'v' operator: need current point in gfx context");
+      var current = this.current;
+      this.ctx.bezierCurveTo(current.x, current.y, x2, y2, x3, y3);
+      current.setCurrentPoint(x3, y3);
     },
     curveTo3: function(x1, y1, x3, y3) {
       this.curveTo(x1, y1, x3, y3, x3, y3);
+      this.current.setCurrentPoint(x3, y3);
     },
     closePath: function() {
       this.ctx.closePath();
@@ -5704,7 +5714,7 @@ var PDFFunction = (function() {
     if (!typeFn)
       error('Unknown type of function');
 
-    typeFn.call(this, fn, dict);
+    typeFn.call(this, fn, dict, xref);
   };
 
   constructor.prototype = {
@@ -5849,9 +5859,58 @@ var PDFFunction = (function() {
         return out;
       }
     },
-    constructStiched: function() {
-      TODO('unhandled type of function');
-      this.func = function() { return [255, 105, 180]; }
+    constructStiched: function(fn, dict, xref) {
+      var domain = dict.get('Domain');
+      var range = dict.get('Range');
+
+      if (!domain)
+        error('No domain');
+
+      var inputSize = domain.length / 2;
+      if (inputSize != 1)
+        error('Bad domain for stiched function');
+
+      var fnRefs = dict.get('Functions');
+      var fns = [];
+      for (var i = 0, ii = fnRefs.length; i < ii; ++i)
+        fns.push(new PDFFunction(xref, xref.fetchIfRef(fnRefs[i])));
+        
+      var bounds = dict.get('Bounds');
+      var encode = dict.get('Encode');
+
+      this.func = function(args) {
+        var clip = function(v, min, max) {
+          if (v > max)
+            v = max;
+          else if (v < min)
+            v = min;
+          return v;
+        }
+
+        // clip to domain
+        var v = clip(args[0], domain[0], domain[1]);
+        // calulate which bound the value is in
+        for (var i = 0, ii = bounds.length; i < ii; ++i) {
+          if (v < bounds[i])
+            break;
+        }
+
+        // encode value into domain of function
+        var dmin = domain[0];
+        if (i > 0)
+          dmin = bounds[i - 1];
+        var dmax = domain[1];
+        if (i < bounds.length)
+          dmax = bounds[i];
+        
+        var rmin = encode[2 * i];
+        var rmax = encode[2 * i + 1];
+
+        var v2 = rmin + (v - dmin) * (rmax - rmin) / (dmax - dmin);  
+        
+        // call the appropropriate function
+        return fns[i].func([v2]);
+      }
     },
     constructPostScript: function() {
       TODO('unhandled type of function');

test/driver.js

@@ -10,137 +10,146 @@
 var appPath, browser, canvas, currentTaskIdx, manifest, stdout;
 
 function queryParams() {
-    var qs = window.location.search.substring(1);
-    var kvs = qs.split('&');
-    var params = { };
-    for (var i = 0; i < kvs.length; ++i) {
-        var kv = kvs[i].split('=');
-        params[unescape(kv[0])] = unescape(kv[1]);
-    }
-    return params;
+  var qs = window.location.search.substring(1);
+  var kvs = qs.split('&');
+  var params = { };
+  for (var i = 0; i < kvs.length; ++i) {
+    var kv = kvs[i].split('=');
+    params[unescape(kv[0])] = unescape(kv[1]);
+  }
+  return params;
 }
 
 function load() {
-    var params = queryParams();
-    browser = params.browser;
-    var manifestFile = params.manifestFile;
-    appPath = params.path;
-
-    canvas = document.createElement('canvas');
-    canvas.mozOpaque = true;
-    stdout = document.getElementById('stdout');
-
-    log('load...\n');
-
-    log('Harness thinks this browser is "' + browser + '" with path "' +
-        appPath + '"\n');
-    log('Fetching manifest "' + manifestFile + '"... ');
-
-    var r = new XMLHttpRequest();
-    r.open('GET', manifestFile, false);
-    r.onreadystatechange = function(e) {
-        if (r.readyState == 4) {
-            log('done\n');
-            manifest = JSON.parse(r.responseText);
-            currentTaskIdx = 0, nextTask();
-        }
-    };
-    r.send(null);
+  var params = queryParams();
+  browser = params.browser;
+  var manifestFile = params.manifestFile;
+  appPath = params.path;
+
+  canvas = document.createElement('canvas');
+  canvas.mozOpaque = true;
+  stdout = document.getElementById('stdout');
+
+  log('load...\n');
+
+  log('Harness thinks this browser is "' + browser + '" with path "' +
+      appPath + '"\n');
+  log('Fetching manifest "' + manifestFile + '"... ');
+
+  var r = new XMLHttpRequest();
+  r.open('GET', manifestFile, false);
+  r.onreadystatechange = function(e) {
+    if (r.readyState == 4) {
+      log('done\n');
+      manifest = JSON.parse(r.responseText);
+      currentTaskIdx = 0, nextTask();
+    }
+  };
+  r.send(null);
 }
 window.onload = load;
 
 function nextTask() {
-    if (currentTaskIdx == manifest.length) {
-        return done();
+  if (currentTaskIdx == manifest.length) {
+    return done();
+  }
+  var task = manifest[currentTaskIdx];
+  task.round = 0;
+
+  log('Loading file "' + task.file + '"\n');
+
+  var r = new XMLHttpRequest();
+  r.open('GET', task.file);
+  r.mozResponseType = r.responseType = 'arraybuffer';
+  r.onreadystatechange = function() {
+    var failure;
+    if (r.readyState == 4) {
+      var data = r.mozResponseArrayBuffer || r.mozResponse ||
+        r.responseArrayBuffer || r.response;
+
+      try {
+        task.pdfDoc = new PDFDoc(new Stream(data));
+      } catch (e) {
+        failure = 'load PDF doc : ' + e.toString();
+      }
+
+      task.pageNum = 1, nextPage(task, failure);
     }
-    var task = manifest[currentTaskIdx];
-    task.round = 0;
-
-    log('Loading file "' + task.file + '"\n');
-
-    var r = new XMLHttpRequest();
-    r.open('GET', task.file);
-    r.mozResponseType = r.responseType = 'arraybuffer';
-    r.onreadystatechange = function() {
-        var failure;
-        if (r.readyState == 4) {
-            var data = r.mozResponseArrayBuffer || r.mozResponse ||
-                r.responseArrayBuffer || r.response;
-
-            try {
-                task.pdfDoc = new PDFDoc(new Stream(data));
-            } catch (e) {
-                failure = 'load PDF doc : ' + e.toString();
-            }
-
-            task.pageNum = 1, nextPage(task, failure);
-        }
-    };
-    r.send(null);
+  };
+  r.send(null);
 }
 
 function isLastPage(task) {
-    return (!task.pdfDoc || (task.pageNum > task.pdfDoc.numPages));
+  return (task.pageNum > task.pdfDoc.numPages);
 }
 
 function nextPage(task, loadError) {
-    if (isLastPage(task)) {
-        if (++task.round < task.rounds) {
-            log(' Round ' + (1 + task.round) + '\n');
-            task.pageNum = 1;
-        } else {
-            ++currentTaskIdx, nextTask();
-            return;
-        }
+  var failure = loadError || '';
+
+  if (!task.pdfDoc) {
+    sendTaskResult(canvas.toDataURL('image/png'), task, failure);
+    log('done' + (failure ? ' (failed !: ' + failure + ')' : '') + '\n');
+    ++currentTaskIdx, nextTask();
+    return;
+  }
+
+  if (isLastPage(task)) {
+    if (++task.round < task.rounds) {
+      log(' Round ' + (1 + task.round) + '\n');
+      task.pageNum = 1;
+    } else {
+      ++currentTaskIdx, nextTask();
+      return;
     }
+  }
 
-    var failure = loadError || '';
-
-    var ctx = null;
-    var page = null;
-    if (!failure) {
-        try {
-            log(' loading page ' + task.pageNum + '/' + task.pdfDoc.numPages +
-                '... ');
-            ctx = canvas.getContext('2d');
-            page = task.pdfDoc.getPage(task.pageNum);
-
-            var pdfToCssUnitsCoef = 96.0 / 72.0;
-            // using mediaBox for the canvas size
-            var pageWidth = page.width;
-            var pageHeight = page.height;
-            canvas.width = pageWidth * pdfToCssUnitsCoef;
-            canvas.height = pageHeight * pdfToCssUnitsCoef;
-            clear(ctx);
-
-            page.startRendering(
-              ctx,
-              function(e) {
-                snapshotCurrentPage(page, task, (!failure && e) ?
-                                                ('render : ' + e) : failure);
-              });
-        } catch (e) {
-            failure = 'page setup : ' + e.toString();
+  var page = null;
+
+  if (!failure) {
+    try {
+      log(' loading page ' + task.pageNum + '/' + task.pdfDoc.numPages +
+          '... ');
+      var ctx = canvas.getContext('2d');
+      page = task.pdfDoc.getPage(task.pageNum);
+
+      var pdfToCssUnitsCoef = 96.0 / 72.0;
+      // using mediaBox for the canvas size
+      var pageWidth = page.width;
+      var pageHeight = page.height;
+      canvas.width = pageWidth * pdfToCssUnitsCoef;
+      canvas.height = pageHeight * pdfToCssUnitsCoef;
+      clear(ctx);
+
+      page.startRendering(
+        ctx,
+        function(e) {
+          snapshotCurrentPage(page, task, (!failure && e) ?
+            ('render : ' + e) : failure);
         }
+      );
+    } catch (e) {
+      failure = 'page setup : ' + e.toString();
     }
+  }
 
-    if (failure) {
-        // Skip right to snapshotting if there was a failure, since the
-        // fonts might be in an inconsistent state.
-        snapshotCurrentPage(page, task, failure);
-    }
+  if (failure) {
+    // Skip right to snapshotting if there was a failure, since the
+    // fonts might be in an inconsistent state.
+    snapshotCurrentPage(page, task, failure);
+  }
 }
 
 function snapshotCurrentPage(page, task, failure) {
-    log('done, snapshotting... ');
+  log('done, snapshotting... ');
 
-    sendTaskResult(canvas.toDataURL('image/png'), task, failure);
-    log('done' + (failure ? ' (failed !: ' + failure + ')' : '') + '\n');
+  sendTaskResult(canvas.toDataURL('image/png'), task, failure);
+  log('done' + (failure ? ' (failed !: ' + failure + ')' : '') + '\n');
 
-    // Set up the next request
-    var backoff = (inFlightRequests > 0) ? inFlightRequests * 10 : 0;
-    setTimeout(function() {
-        ++task.pageNum, nextPage(task);
+  // Set up the next request
+  var backoff = (inFlightRequests > 0) ? inFlightRequests * 10 : 0;
+  setTimeout(
+    function() {
+      ++task.pageNum, nextPage(task);
     },
     backoff
   );
@@ -154,7 +163,8 @@ function sendQuitRequest() {
 
 function quitApp() {
   log('Done !');
-  document.body.innerHTML = 'Tests are finished. <h1>CLOSE ME!</h1>';
+  document.body.innerHTML = 'Tests are finished. <h1>CLOSE ME!</h1>' +
+                             document.body.innerHTML;
   if (window.SpecialPowers) {
     SpecialPowers.quitApplication();
   } else {
@@ -176,7 +186,7 @@ var inFlightRequests = 0;
 function sendTaskResult(snapshot, task, failure) {
   var result = { browser: browser,
                  id: task.id,
-                 numPages: task.pdfDoc.numPages,
+                 numPages: task.pdfDoc ? task.pdfDoc.numPages : 0,
                  failure: failure,
                  file: task.file,
                  round: task.round,