added Reader parameter to enable OSX launcher to specify that it need…

…s a workaround for the fixed layout scaled rendering (CSS transform), see readium/SDKLauncher-OSX#21
readium · Oct 22, 2014 · ca4e1d0 · ca4e1d0
1 parent 152f961
commit ca4e1d0
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Showing 2 changed files with 20 additions and 6 deletions.
diff --git a/js/views/one_page_view.js b/js/views/one_page_view.js
@@ -591,12 +591,23 @@ ReadiumSDK.Views.OnePageView = function(options, classes, enableBookStyleOverrid
             enable3D = true;
         }
 
-        var css = ReadiumSDK.Helpers.CSSTransformString({scale : scale, enable3D: enable3D});
+        if (reader.needsFixedLayoutScalerWorkAround())
+        {
+            var css1 = ReadiumSDK.Helpers.CSSTransformString({scale : scale, enable3D: enable3D});
+            _$epubHtml.css(css1);
 
-        css["width"] = _meta_size.width;
-        css["height"] = _meta_size.height;
-
-        _$scaler.css(css);
+            var css2 = ReadiumSDK.Helpers.CSSTransformString({scale : 1, enable3D: enable3D});
+            css2["width"] = _meta_size.width;
+            css2["height"] = _meta_size.height;
+            _$scaler.css(css2);
+        }
+        else
+        {
+            var css = ReadiumSDK.Helpers.CSSTransformString({scale : scale, enable3D: enable3D});
+            css["width"] = _meta_size.width;
+            css["height"] = _meta_size.height;
+            _$scaler.css(css);
+        }
 
         // Chrome workaround: otherwise text is sometimes invisible (probably a rendering glitch due to the 3D transform graphics backend?)
         //_$epubHtml.css("visibility", "hidden"); // "flashing" in two-page spread mode is annoying :(

diff --git a/js/views/reader_view.js b/js/views/reader_view.js
@@ -67,14 +67,17 @@ ReadiumSDK.Views.ReaderView = function(options) {
         console.log("** EL is a string:" + _$el.attr('id'));
     }
 
-
     if(options.iframeLoader) {
         _iframeLoader = options.iframeLoader;
     }
     else {
         _iframeLoader = new ReadiumSDK.Views.IFrameLoader({ mathJaxUrl: options.mathJaxUrl});
     }
 
+
+    _needsFixedLayoutScalerWorkAround = options.needsFixedLayoutScalerWorkAround;
+    this.needsFixedLayoutScalerWorkAround = function() { return _needsFixedLayoutScalerWorkAround; }
+
     this.createViewForType = function(viewType, options) {
         var createdView;
         switch(viewType) {