Merge branch 'master' into ig-loading

changelog.txt

@@ -45,6 +45,13 @@ OPENSEADRAGON CHANGELOG
 * Fixed: setItemIndex method not working with navigator inside "open" event (#1201)
 * The navigator now picks up opacity and compositeOperation changes (#1203)
 * New events for opacity and compositeOperation changes (#1203)
+* Fixed: The reference strip didn't show the initial page if it wasn't the first page (#1208)
+* Added support for setting debug mode after the Viewer object has been constructed (#1224)
+* Fixed: Sometimes the image would stick to the mouse when right-clicking and left-clicking simultaneously (#1223)
+* Fixed issue with transparent images sometimes disappearing on Safari (#1222)
+* Better calculation for TileCache release cutoff (#1214)
+* Fixed: One image failing to load could cause the others to never load (#1229)
+* Added functions for dynamically adding and removing the reference strip in sequence mode (#1213)
 
 2.2.1:
 

src/drawer.js

@@ -426,22 +426,22 @@ $.Drawer.prototype = {
             this.context.globalCompositeOperation = compositeOperation;
         }
         if (bounds) {
-            // Internet Explorer and Microsoft Edge throw IndexSizeError
+            // Internet Explorer, Microsoft Edge, and Safari have problems
             // when you call context.drawImage with negative x or y
-            // or width or height greater than the canvas width or height respectively
+            // or x + width or y + height greater than the canvas width or height respectively.
             if (bounds.x < 0) {
                 bounds.width += bounds.x;
                 bounds.x = 0;
             }
-            if (bounds.width > this.canvas.width) {
-                bounds.width = this.canvas.width;
+            if (bounds.x + bounds.width > this.canvas.width) {
+                bounds.width = this.canvas.width - bounds.x;
             }
             if (bounds.y < 0) {
                 bounds.height += bounds.y;
                 bounds.y = 0;
             }
-            if (bounds.height > this.canvas.height) {
-                bounds.height = this.canvas.height;
+            if (bounds.y + bounds.height > this.canvas.height) {
+                bounds.height = this.canvas.height - bounds.y;
             }
 
             this.context.drawImage(

src/mousetracker.js

@@ -2879,6 +2879,12 @@
                 }
             }
 
+            // A primary mouse button may have been released while the non-primary button was down
+            if (pointsList.contacts > 0 && pointsList.type === 'mouse') {
+                // Stop tracking the mouse; see https://github.com/openseadragon/openseadragon/pull/1223
+                pointsList.contacts--;
+                return true;
+            }
             return false;
         }
 

src/tiledimage.js

@@ -1475,8 +1475,7 @@ function onTileLoad( tiledImage, tile, time, image, errorMsg, tileRequest ) {
     }
 
     var finish = function() {
-        var cutoff = Math.ceil( Math.log(
-            tiledImage.source.getTileWidth(tile.level) ) / Math.log( 2 ) );
+        var cutoff = tiledImage.source.getClosestLevel();
         setTileLoaded(tiledImage, tile, image, cutoff, tileRequest);
     };
 

src/viewer.js

@@ -519,17 +519,7 @@ $.extend( $.Viewer.prototype, $.EventSource.prototype, $.ControlDock.prototype,
                 this.open(this.tileSources[this._sequenceIndex]);
 
                 if ( this.showReferenceStrip ){
-                    this.referenceStrip = new $.ReferenceStrip({
-                        id:          this.referenceStripElement,
-                        position:    this.referenceStripPosition,
-                        sizeRatio:   this.referenceStripSizeRatio,
-                        scroll:      this.referenceStripScroll,
-                        height:      this.referenceStripHeight,
-                        width:       this.referenceStripWidth,
-                        tileSources: this.tileSources,
-                        prefixUrl:   this.prefixUrl,
-                        viewer:      this
-                    });
+                    this.addReferenceStrip();
                 }
             }
 
@@ -858,6 +848,22 @@ $.extend( $.Viewer.prototype, $.EventSource.prototype, $.ControlDock.prototype,
         return this;
     },
 
+    /**
+     * Turns debugging mode on or off for this viewer.
+     *
+     * @function
+     * @param {Boolean} true to turn debug on, false to turn debug off.
+     */
+    setDebugMode: function(debugMode){
+
+        for (var i = 0; i < this.world.getItemCount(); i++) {
+            this.world.getItemAt(i).debugMode = debugMode;
+        }
+
+        this.debugMode = debugMode;
+        this.forceRedraw();
+    },
+
     /**
      * @function
      * @return {Boolean}
@@ -1365,11 +1371,7 @@ $.extend( $.Viewer.prototype, $.EventSource.prototype, $.ControlDock.prototype,
 
         this._loadQueue.push(myQueueItem);
 
-        getTileSourceImplementation( this, options.tileSource, options, function( tileSource ) {
-
-            myQueueItem.tileSource = tileSource;
-
-            // add everybody at the front of the queue that's ready to go
+        function processReadyItems() {
             var queueItem, tiledImage, optionsClone;
             while (_this._loadQueue.length) {
                 queueItem = _this._loadQueue[0];
@@ -1455,9 +1457,20 @@ $.extend( $.Viewer.prototype, $.EventSource.prototype, $.ControlDock.prototype,
                     });
                 }
             }
+        }
+
+        getTileSourceImplementation( this, options.tileSource, options, function( tileSource ) {
+
+            myQueueItem.tileSource = tileSource;
+
+            // add everybody at the front of the queue that's ready to go
+            processReadyItems();
         }, function( event ) {
             event.options = options;
             raiseAddItemFailed(event);
+
+            // add everybody at the front of the queue that's ready to go
+            processReadyItems();
         } );
     },
 
@@ -2130,6 +2143,52 @@ $.extend( $.Viewer.prototype, $.EventSource.prototype, $.ControlDock.prototype,
      */
     _cancelPendingImages: function() {
         this._loadQueue = [];
+    },
+
+    /**
+     * Removes the reference strip and disables displaying it.
+     * @function
+     */
+    removeReferenceStrip: function() {
+        this.showReferenceStrip = false;
+
+        if (this.referenceStrip) {
+            this.referenceStrip.destroy();
+            this.referenceStrip = null;
+        }
+    },
+
+    /**
+     * Enables and displays the reference strip based on the currently set tileSources.
+     * Works only when the Viewer has sequenceMode set to true.
+     * @function
+     */
+    addReferenceStrip: function() {
+        this.showReferenceStrip = true;
+
+        if (this.sequenceMode) {
+            if (this.referenceStrip) {
+                return;
+            }
+
+            if (this.tileSources.length && this.tileSources.length > 1) {
+                this.referenceStrip = new $.ReferenceStrip({
+                    id:          this.referenceStripElement,
+                    position:    this.referenceStripPosition,
+                    sizeRatio:   this.referenceStripSizeRatio,
+                    scroll:      this.referenceStripScroll,
+                    height:      this.referenceStripHeight,
+                    width:       this.referenceStripWidth,
+                    tileSources: this.tileSources,
+                    prefixUrl:   this.prefixUrl,
+                    viewer:      this
+                });
+
+                this.referenceStrip.setFocus( this._sequenceIndex );
+            }
+        } else {
+            $.console.warn('Attempting to display a reference strip while "sequenceMode" is off.');
+        }
     }
 });
 

test/coverage.html

@@ -10,6 +10,11 @@
 <body>
     <div id="qunit"></div>
     <div id="qunit-fixture"></div>
+
+    <script>
+        var isCoverageTest = true;
+    </script>
+
     <script src="/node_modules/qunitjs/qunit/qunit.js"></script>
     <script src="/test/lib/jquery-1.9.1.min.js"></script>
     <script src="/test/lib/jquery-ui-1.10.2/js/jquery-ui-1.10.2.min.js"></script>

test/demo/setdebugmode.html

@@ -0,0 +1,44 @@
+<!DOCTYPE html>
+<html>
+
+<head>
+    <title>OpenSeadragon Basic Demo</title>
+    <script type="text/javascript" src='../../build/openseadragon/openseadragon.js'></script>
+    <script type="text/javascript" src='../lib/jquery-1.9.1.min.js'></script>
+    <style type="text/css">
+        .openseadragon1 {
+            width: 800px;
+            height: 600px;
+        }
+    </style>
+</head>
+
+<body>
+    <div>
+        Turn debug mode on and off after viewer has been created.
+        <button onclick="debugModeOn()">Debug Mode On</button>
+        <button onclick="debugModeOff()">Debug Mode Off</button>
+    </div>
+    <div id="contentDiv" class="openseadragon1"></div>
+    <script type="text/javascript">
+
+        var viewer = OpenSeadragon({
+            // debugMode: true,
+            id: "contentDiv",
+            prefixUrl: "../../build/openseadragon/images/",
+            tileSources: "../data/testpattern.dzi",
+            showNavigator: true,
+            debugMode: true
+        });
+
+        function debugModeOn() {
+            viewer.setDebugMode(true);
+        }
+
+        function debugModeOff() {
+            viewer.setDebugMode(false);
+        }
+    </script>
+</body>
+
+</html>

test/modules/basic.js

@@ -424,11 +424,47 @@
 
     } );
 
+
+    asyncTest('SetDebugMode', function() {
+        ok(viewer, 'Viewer exists');
+
+        var checkImageTilesDebugState = function (expectedState) {
+
+            for (var i = 0; i < viewer.world.getItemCount(); i++) {
+                if(viewer.world.getItemAt(i).debugMode != expectedState) {
+                    return false;
+                }
+            }
+            return true;
+        };
+
+        var openHandler = function(event) {
+            viewer.removeHandler('open', openHandler);
+
+            //Ensure we start with debug mode turned off
+            viewer.setDebugMode(false);
+            ok(checkImageTilesDebugState(false), "All image tiles have debug mode turned off.");
+            ok(!viewer.debugMode, "Viewer debug mode is turned off.");
+
+            //Turn debug mode on and check that the Viewer and all tiled images are in debug mode.
+            viewer.setDebugMode(true);
+            ok(checkImageTilesDebugState(true), "All image tiles have debug mode turned on.");
+            ok(viewer.debugMode, "Viewer debug mode is turned on.");
+
+            start();
+        };
+
+        viewer.addHandler('open', openHandler);
+        viewer.open('/test/data/testpattern.dzi');
+    });
+
+    //Version numbers are injected by the build process, so skip version tests if we are only running code coverage
+    if(!window.isCoverageTest ){
         test('version object', function() {
             equal(typeof OpenSeadragon.version.versionStr, "string", "versionStr should be a string");
             ok(OpenSeadragon.version.major >= 0, "major should be a positive number");
             ok(OpenSeadragon.version.minor >= 0, "minor should be a positive number");
             ok(OpenSeadragon.version.revision >= 0, "revision should be a positive number");
         });
-
+    }
 })();