DO NOT SUBMIT: what chrome/browser/resources/ could eventually look like with clang-format

chrome/browser/resources/print_preview/previewarea/preview_area.js

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 cr.exportPath('print_preview');
 
 /**
  * Enumeration of IDs shown in the preview area.
  * @enum {string}
  * @private
@@ skipping 98 matching lines @@
      * @private
      */
     this.plugin_ = null;
 
     /**
      * Custom margins component superimposed on the preview plugin.
      * @type {!print_preview.MarginControlContainer}
      * @private
      */
     this.marginControlContainer_ = new print_preview.MarginControlContainer(
-        this.documentInfo_,
-        this.printTicketStore_.marginsType,
+        this.documentInfo_, this.printTicketStore_.marginsType,
         this.printTicketStore_.customMargins,
         this.printTicketStore_.measurementSystem,
         this.onMarginDragChanged_.bind(this));
     this.addChild(this.marginControlContainer_);
 
     /**
      * Current zoom level as a percentage.
      * @type {?number}
      * @private
      */
@@ skipping 87 matching lines @@
   /**
    * Maps message IDs to the CSS class that contains them.
    * @type {Object<print_preview.PreviewAreaMessageId_, string>}
    * @private
    */
   PreviewArea.MessageIdClassMap_ = {};
   PreviewArea.MessageIdClassMap_[print_preview.PreviewAreaMessageId_.CUSTOM] =
       'preview-area-custom-message';
   PreviewArea.MessageIdClassMap_[print_preview.PreviewAreaMessageId_.LOADING] =
       'preview-area-loading-message';
-  PreviewArea.MessageIdClassMap_[
-      print_preview.PreviewAreaMessageId_.PREVIEW_FAILED] =
+  PreviewArea
+      .MessageIdClassMap_[print_preview.PreviewAreaMessageId_.PREVIEW_FAILED] =
       'preview-area-preview-failed-message';
 
   /**
    * Amount of time in milliseconds to wait after issueing a new preview before
    * the loading message is shown.
    * @type {number}
    * @const
    * @private
    */
   PreviewArea.LOADING_TIMEOUT_ = 200;
@@ skipping 67 matching lines @@
      */
     showCustomMessage: function(message) {
       this.showMessage_(print_preview.PreviewAreaMessageId_.CUSTOM, message);
     },
 
     /** @override */
     enterDocument: function() {
       print_preview.Component.prototype.enterDocument.call(this);
 
       this.tracker.add(
-          assert(this.openSystemDialogButton_),
-          'click',
+          assert(this.openSystemDialogButton_), 'click',
           this.onOpenSystemDialogButtonClick_.bind(this));
 
       var TicketStoreEvent = print_preview.PrintTicketStore.EventType;
-      [
-        TicketStoreEvent.INITIALIZE,
-        TicketStoreEvent.TICKET_CHANGE,
-        TicketStoreEvent.CAPABILITIES_CHANGE,
-        TicketStoreEvent.DOCUMENT_CHANGE
-      ].forEach(function(eventType) {
-        this.tracker.add(this.printTicketStore_, eventType,
-            this.onTicketChange_.bind(this));
-      }.bind(this));
+      [TicketStoreEvent.INITIALIZE, TicketStoreEvent.TICKET_CHANGE,
+       TicketStoreEvent.CAPABILITIES_CHANGE, TicketStoreEvent.DOCUMENT_CHANGE]
+          .forEach(function(eventType) {
+            this.tracker.add(
+                this.printTicketStore_, eventType,
+                this.onTicketChange_.bind(this));
+          }.bind(this));
 
-      [
-        this.printTicketStore_.color,
-        this.printTicketStore_.cssBackground,
-        this.printTicketStore_.customMargins,
-        this.printTicketStore_.fitToPage,
-        this.printTicketStore_.headerFooter,
-        this.printTicketStore_.landscape,
-        this.printTicketStore_.marginsType,
-        this.printTicketStore_.pageRange,
-        this.printTicketStore_.rasterize,
-        this.printTicketStore_.selectionOnly,
-        this.printTicketStore_.scaling
-      ].forEach(function(setting) {
-        this.tracker.add(
-            setting,
-            print_preview.ticket_items.TicketItem.EventType.CHANGE,
-            this.onTicketChange_.bind(this));
-      }.bind(this));
+      [this.printTicketStore_.color, this.printTicketStore_.cssBackground,
+       this.printTicketStore_.customMargins, this.printTicketStore_.fitToPage,
+       this.printTicketStore_.headerFooter, this.printTicketStore_.landscape,
+       this.printTicketStore_.marginsType, this.printTicketStore_.pageRange,
+       this.printTicketStore_.rasterize, this.printTicketStore_.selectionOnly,
+       this.printTicketStore_.scaling]
+          .forEach(function(setting) {
+            this.tracker.add(
+                setting, print_preview.ticket_items.TicketItem.EventType.CHANGE,
+                this.onTicketChange_.bind(this));
+          }.bind(this));
 
       if (this.checkPluginCompatibility_()) {
         this.previewGenerator_ = new print_preview.PreviewGenerator(
-            this.destinationStore_,
-            this.printTicketStore_,
-            this.nativeLayer_,
+            this.destinationStore_, this.printTicketStore_, this.nativeLayer_,
             this.documentInfo_);
         this.tracker.add(
             this.previewGenerator_,
             print_preview.PreviewGenerator.EventType.PREVIEW_START,
             this.onPreviewStart_.bind(this));
         this.tracker.add(
             this.previewGenerator_,
             print_preview.PreviewGenerator.EventType.PAGE_READY,
             this.onPagePreviewReady_.bind(this));
         this.tracker.add(
@@ skipping 69 matching lines @@
 
       // Show specific message.
       if (messageId == print_preview.PreviewAreaMessageId_.CUSTOM) {
         var customMessageTextEl = this.getElement().getElementsByClassName(
             PreviewArea.Classes_.CUSTOM_MESSAGE_TEXT)[0];
         customMessageTextEl.textContent = opt_message;
       } else if (messageId == print_preview.PreviewAreaMessageId_.LOADING) {
         jumpingDotsEl.classList.add('jumping-dots');
       }
       var messageEl = this.getElement().getElementsByClassName(
-            PreviewArea.MessageIdClassMap_[messageId])[0];
+          PreviewArea.MessageIdClassMap_[messageId])[0];
       setIsVisible(messageEl, true);
 
       this.setOverlayVisible_(true);
     },
 
     /**
      * Set the visibility of the message overlay.
      * @param {boolean} visible Whether to make the overlay visible or not
      * @private
      */
     setOverlayVisible_: function(visible) {
       this.overlayEl_.classList.toggle(
-          PreviewArea.Classes_.INVISIBLE,
-          !visible);
+          PreviewArea.Classes_.INVISIBLE, !visible);
       this.overlayEl_.setAttribute('aria-hidden', !visible);
 
       // Hide/show all controls that will overlap when the overlay is visible.
       var marginControls = this.getElement().getElementsByClassName(
           PreviewArea.Classes_.MARGIN_CONTROL);
       for (var i = 0; i < marginControls.length; ++i) {
         marginControls[i].setAttribute('aria-hidden', visible);
       }
       var previewAreaControls = this.getElement().getElementsByClassName(
           PreviewArea.Classes_.PREVIEW_AREA);
       for (var i = 0; i < previewAreaControls.length; ++i) {
         previewAreaControls[i].setAttribute('aria-hidden', visible);
       }
 
       if (!visible) {
         // Disable jumping animation to conserve cycles.
         var jumpingDotsEl = this.getElement().querySelector(
             '.preview-area-loading-message-jumping-dots');
         jumpingDotsEl.classList.remove('jumping-dots');
       }
     },
 
     /**
      * Creates a preview plugin and adds it to the DOM.
      * @param {string} srcUrl Initial URL of the plugin.
      * @private
      */
     createPlugin_: function(srcUrl) {
       assert(!this.plugin_);
-      this.plugin_ = /** @type {print_preview.PDFPlugin} */(
+      this.plugin_ = /** @type {print_preview.PDFPlugin} */ (
           PDFCreateOutOfProcessPlugin(srcUrl));
       this.plugin_.setKeyEventCallback(this.keyEventCallback_);
 
       this.plugin_.setAttribute('class', 'preview-area-plugin');
       this.plugin_.setAttribute('aria-live', 'polite');
       this.plugin_.setAttribute('aria-atomic', 'true');
       // NOTE: The plugin's 'id' field must be set to 'pdf-viewer' since
       // chrome/renderer/printing/print_web_view_helper.cc actually references
       // it.
       this.plugin_.setAttribute('id', 'pdf-viewer');
-      this.getChildElement('.preview-area-plugin-wrapper').
-          appendChild(/** @type {Node} */(this.plugin_));
+      this.getChildElement('.preview-area-plugin-wrapper')
+          .appendChild(/** @type {Node} */ (this.plugin_));
 
       this.plugin_.setLoadCallback(this.onPluginLoad_.bind(this));
       this.plugin_.setViewportChangedCallback(
           this.onPreviewVisualStateChange_.bind(this));
     },
 
     /**
      * Dispatches a PREVIEW_GENERATION_DONE event if all conditions are met.
      * @private
      */
@@ skipping 23 matching lines @@
     /**
      * Called when the print ticket changes. Updates the preview.
      * @private
      */
     onTicketChange_: function() {
       if (this.previewGenerator_ && this.previewGenerator_.requestPreview()) {
         cr.dispatchSimpleEvent(
             this, PreviewArea.EventType.PREVIEW_GENERATION_IN_PROGRESS);
         if (this.loadingTimeout_ == null) {
           this.loadingTimeout_ = setTimeout(
-              this.showMessage_.bind(this,
-                  print_preview.PreviewAreaMessageId_.LOADING),
+              this.showMessage_.bind(
+                  this, print_preview.PreviewAreaMessageId_.LOADING),
               PreviewArea.LOADING_TIMEOUT_);
         }
       } else {
         this.marginControlContainer_.showMarginControlsIfNeeded();
       }
     },
 
     /**
      * Called when the preview generator begins loading the preview.
      * @param {Event} event Contains the URL to initialize the plugin to.
      * @private
      */
     onPreviewStart_: function(event) {
       this.isDocumentReady_ = false;
       this.isPluginReloaded_ = false;
       if (!this.plugin_) {
         this.createPlugin_(event.previewUrl);
       }
       this.plugin_.resetPrintPreviewMode(
-          event.previewUrl,
-          !this.printTicketStore_.color.getValue(),
+          event.previewUrl, !this.printTicketStore_.color.getValue(),
           this.printTicketStore_.pageRange.getPageNumberSet().asArray(),
           this.documentInfo_.isModifiable);
 
       cr.dispatchSimpleEvent(
           this, PreviewArea.EventType.PREVIEW_GENERATION_IN_PROGRESS);
     },
 
     /**
      * Called when a page preview has been generated. Updates the plugin with
      * the new page.
@@ skipping 47 matching lines @@
       this.isPluginReloaded_ = true;
       this.dispatchPreviewGenerationDoneIfReady_();
     },
 
     /**
      * Called when the preview plugin's visual state has changed. This is a
      * consequence of scrolling or zooming the plugin. Updates the custom
      * margins component if shown.
      * @private
      */
-    onPreviewVisualStateChange_: function(pageX,
-                                          pageY,
-                                          pageWidth,
-                                          viewportWidth,
-                                          viewportHeight) {
+    onPreviewVisualStateChange_: function(
+        pageX, pageY, pageWidth, viewportWidth, viewportHeight) {
       this.marginControlContainer_.updateTranslationTransform(
           new print_preview.Coordinate2d(pageX, pageY));
       this.marginControlContainer_.updateScaleTransform(
           pageWidth / this.documentInfo_.pageSize.width);
       this.marginControlContainer_.updateClippingMask(
           new print_preview.Size(viewportWidth, viewportHeight));
     },
 
     /**
      * Called when dragging margins starts or stops.
      * @param {boolean} isDragging True if the margin is currently being dragged
      *     and false otherwise.
      */
     onMarginDragChanged_: function(isDragging) {
       if (!this.plugin_)
         return;
 
       // When hovering over the plugin (which may be in a separate iframe)
       // pointer events will be sent to the frame. When dragging the margins,
       // we don't want this to happen as it can cause the margin to stop
       // being draggable.
       this.plugin_.style.pointerEvents = isDragging ? 'none' : 'auto';
     }
   };
 
   // Export
-  return {
-    PreviewArea: PreviewArea
-  };
+  return {PreviewArea: PreviewArea};
 });