Merge branch 'feature/epub_reading_system' into develop

readium · Dec 19, 2013 · e6fc9bd · e6fc9bd
2 parents 1a690c2 + ffaa618
commit e6fc9bd
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Showing 9 changed files with 75 additions and 289 deletions.
diff --git a/host_app_reference_files/host_app_feedback.js b/host_app_reference_files/host_app_feedback.js
diff --git a/host_app_reference_files/reader.css b/host_app_reference_files/reader.css
diff --git a/host_app_reference_files/reader.html b/host_app_reference_files/reader.html
diff --git a/js/readium_sdk.js b/js/readium_sdk.js
@@ -49,12 +49,63 @@ ReadiumSDK = {
                 PAGINATION_CHANGED: "PaginationChanged",
                 SETTINGS_APPLIED: "SettingsApplied",
                 CONTENT_DOCUMENT_LOADED: "ContentDocumentLoaded",
-                CURRENT_VIEW_PAGINATION_CHANGED: "CurrentViewPaginationChanged", // used internally
                 MEDIA_OVERLAY_STATUS_CHANGED: "MediaOverlayStatusChanged",
                 MEDIA_OVERLAY_TTS_SPEAK: "MediaOverlayTTSSpeak",
                 MEDIA_OVERLAY_TTS_STOP: "MediaOverlayTTSStop"
-            }
+            },
 
+    InternalEvents: {
+        CURRENT_VIEW_PAGINATION_CHANGED: "CurrentViewPaginationChanged",
+    }
+
+};
+
+
+//This is default implementation of reading system object that will be available for the publication's javascript to analyze at runtime
+//To extend/modify/replace this object reading system should subscribe ReadiumSDK.Events.READER_INITIALIZED and apply changes in reaction to this event
+navigator.epubReadingSystem = {
+    name: "",
+    version: "0.0.0",
+    layoutStyle: "paginated",
+
+    hasFeature: function (feature, version) {
+
+        // for now all features must be version 1.0 so fail fast if the user has asked for something else
+        if (version && version !== "1.0") {
+            return false;
+        }
+
+        if (feature === "dom-manipulation") {
+            // Scripts may make structural changes to the document’s DOM (applies to spine-level scripting only).
+            return true;
+        }
+        if (feature === "layout-changes") {
+            // Scripts may modify attributes and CSS styles that affect content layout (applies to spine-level scripting only).
+            return true;
+        }
+        if (feature === "touch-events") {
+            // The device supports touch events and the Reading System passes touch events to the content.
+            return false;
+        }
+        if (feature === "mouse-events") {
+            // The device supports mouse events and the Reading System passes mouse events to the content.
+            return true;
+        }
+        if (feature === "keyboard-events") {
+            // The device supports keyboard events and the Reading System passes keyboard events to the content.
+            return true;
+        }
+
+        if (feature === "spine-scripting") {
+            //Spine-level scripting is supported.
+            return true;
+        }
+
+        return false;
+    }
 };
 
+
 _.extend(ReadiumSDK, Backbone.Events);
+
+
diff --git a/js/views/fixed_view.js b/js/views/fixed_view.js
@@ -62,12 +62,12 @@ ReadiumSDK.Views.FixedView = Backbone.View.extend({
 
         return new ReadiumSDK.Views.OnePageView({
 
-                iframeLoader: this.iframeLoader,
-                spine: this.spine,
-                bookStyles: this.bookStyles,
-                class: cssclass,
-                contentAlignment: contentAlignment
-            });
+            iframeLoader: this.iframeLoader,
+            spine: this.spine,
+            bookStyles: this.bookStyles,
+            class: cssclass,
+            contentAlignment: contentAlignment
+        });
     },
 
     isReflowable: function() {
@@ -166,7 +166,7 @@ ReadiumSDK.Views.FixedView = Backbone.View.extend({
         this.updateContentMetaSize();
         this.resizeBook();
 
-        this.trigger(ReadiumSDK.Events.CURRENT_VIEW_PAGINATION_CHANGED, { paginationInfo: this.getPaginationInfo(), initiator: initiator, spineItem: paginationRequest_spineItem, elementId: paginationRequest_elementId } );
+        this.trigger(ReadiumSDK.InternalEvents.CURRENT_VIEW_PAGINATION_CHANGED, { paginationInfo: this.getPaginationInfo(), initiator: initiator, spineItem: paginationRequest_spineItem, elementId: paginationRequest_elementId } );
     },
 
     onViewportResize: function() {
@@ -395,7 +395,9 @@ ReadiumSDK.Views.FixedView = Backbone.View.extend({
         }
 
         if(!pageView.isDisplaying()) {
-            this.$el.append(pageView.render().$el);
+            pageView.render();
+            this.$el.append(pageView.$el);
+
             context.isElementAdded = true;
         }