text: /*
   * Copyright (C) 2013 Google Inc. All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions are
   * met:
   *
   *     * Redistributions of source code must retain the above copyright
   * notice, this list of conditions and the following disclaimer.
   *     * Redistributions in binary form must reproduce the above
   * copyright notice, this list of conditions and the following disclaimer
   * in the documentation and/or other materials provided with the
   * distribution.
   *     * Neither the name of Google Inc. nor the names of its
   * contributors may be used to endorse or promote products derived from
   * this software without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
   * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
   * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
   * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
   * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
   * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
   * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
   * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
   * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
   * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   */
  
  /**
   * @constructor
   * @implements {WebInspector.TargetManager.Observer}
   */
  WebInspector.RenderingOptions = function()
  {
      /**
       * @type {!Map.<!WebInspector.Setting, string>}
       */
      this._setterNames = new Map();
      this._mapSettingToSetter(WebInspector.settings.showPaintRects, "setShowPaintRects");
      this._mapSettingToSetter(WebInspector.settings.showDebugBorders, "setShowDebugBorders");
      this._mapSettingToSetter(WebInspector.settings.showFPSCounter, "setShowFPSCounter");
      this._mapSettingToSetter(WebInspector.settings.continuousPainting, "setContinuousPaintingEnabled");
      this._mapSettingToSetter(WebInspector.settings.showScrollBottleneckRects, "setShowScrollBottleneckRects");
  
      WebInspector.targetManager.observeTargets(this);
  }
  
  WebInspector.RenderingOptions.prototype = {
      /**
       * @param {!WebInspector.Target} target
       */
      targetAdded: function(target)
      {
          var settings = this._setterNames.keys();
          for (var i = 0; i < settings.length; ++i) {
              var setting = settings[i];
              if (setting.get()) {
                  var setterName = this._setterNames.get(setting);
                  target.pageAgent()[setterName](true);
              }
          }
      },
  
      /**
       * @param {!WebInspector.Target} target
       */
      targetRemoved: function(target)
      {
      },
  
      /**
       * @param {!WebInspector.Setting} setting
       * @param {string} setterName
       */
      _mapSettingToSetter: function(setting, setterName)
      {
          this._setterNames.set(setting, setterName);
          setting.addChangeListener(changeListener);
  
          function changeListener()
          {
              var targets = WebInspector.targetManager.targets();
              for (var i = 0; i < targets.length; ++i)
                  targets[i].pageAgent()[setterName](setting.get());
          }
      }
  }
  
  /**
   * @constructor
   * @extends {WebInspector.VBox}
   */
  WebInspector.RenderingOptions.View = function()
  {
      WebInspector.VBox.call(this);
      this.registerRequiredCSS("helpScreen.css");
      this.element.classList.add("help-indent-labels");
  
      var div = this.element.createChild("div", "settings-tab help-content help-container help-no-columns");
      div.appendChild(WebInspector.SettingsUI.createSettingCheckbox(WebInspector.UIString("Show paint rectangles"), WebInspector.settings.showPaintRects));
      div.appendChild(WebInspector.SettingsUI.createSettingCheckbox(WebInspector.UIString("Show composited layer borders"), WebInspector.settings.showDebugBorders));
      div.appendChild(WebInspector.SettingsUI.createSettingCheckbox(WebInspector.UIString("Show FPS meter"), WebInspector.settings.showFPSCounter));
      div.appendChild(WebInspector.SettingsUI.createSettingCheckbox(WebInspector.UIString("Enable continuous page repainting"), WebInspector.settings.continuousPainting));
      var child = WebInspector.SettingsUI.createSettingCheckbox(WebInspector.UIString("Show potential scroll bottlenecks"), WebInspector.settings.showScrollBottleneckRects);
      child.title = WebInspector.UIString("Shows areas of the page that slow down scrolling:\nTouch and mousewheel event listeners can delay scrolling.\nSome areas need to repaint their content when scrolled.");
      div.appendChild(child);
  }
  
  WebInspector.RenderingOptions.View.prototype = {
      __proto__: WebInspector.VBox.prototype
  }
  