[DevTools] Implement screen orientation override.

Source/devtools/front_end/emulation/OverridesSupport.js

 /*
  * Copyright (C) 2012 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
@@ skipping 45 matching lines @@
     this.settings.emulateMobile = WebInspector.settings.createSetting("emulateMobile", false);
 
     this.settings.emulateTouch = WebInspector.settings.createSetting("emulateTouch", false);
 
     this.settings.overrideGeolocation = WebInspector.settings.createSetting("overrideGeolocation", false);
     this.settings.geolocationOverride = WebInspector.settings.createSetting("geolocationOverride", "");
 
     this.settings.overrideDeviceOrientation = WebInspector.settings.createSetting("overrideDeviceOrientation", false);
     this.settings.deviceOrientationOverride = WebInspector.settings.createSetting("deviceOrientationOverride", "");
 
+    this.settings.screenOrientationOverride = WebInspector.settings.createSetting("screenOrientationOverride", "");
+
     this.settings.overrideCSSMedia = WebInspector.settings.createSetting("overrideCSSMedia", false);
     this.settings.emulatedCSSMedia = WebInspector.settings.createSetting("emulatedCSSMedia", "print");
 
     this.settings.javaScriptDisabled = WebInspector.moduleSetting("javaScriptDisabled");
 }
 
 WebInspector.OverridesSupport.Events = {
     OverridesWarningUpdated: "OverridesWarningUpdated",
     EmulationStateChanged: "EmulationStateChanged"
 }
@@ skipping 304 matching lines @@
     reset: function()
     {
         this._deviceMetricsChangedListenerMuted = true;
         this._userAgentChangedListenerMuted = true;
         this.settings.userAgent.set("");
         this.settings.emulateResolution.set(false);
         this.settings.deviceScaleFactor.set(0);
         this.settings.emulateTouch.set(false);
         this.settings.emulateMobile.set(false);
         this.settings.overrideDeviceOrientation.set(false);
+        this.settings.screenOrientationOverride.set("");
         this.settings.overrideGeolocation.set(false);
         this.settings.overrideCSSMedia.set(false);
         delete this._deviceMetricsChangedListenerMuted;
         delete this._userAgentChangedListenerMuted;
 
         if (this._initialized) {
             this._deviceMetricsChanged();
             this._userAgentChanged();
         }
     },
@@ skipping 37 matching lines @@
         this.settings.deviceFitWindow.addChangeListener(this._deviceMetricsChanged, this);
 
         this.settings._emulationEnabled.addChangeListener(this._geolocationPositionChanged, this);
         this.settings.overrideGeolocation.addChangeListener(this._geolocationPositionChanged, this);
         this.settings.geolocationOverride.addChangeListener(this._geolocationPositionChanged, this);
 
         this.settings._emulationEnabled.addChangeListener(this._deviceOrientationChanged, this);
         this.settings.overrideDeviceOrientation.addChangeListener(this._deviceOrientationChanged, this);
         this.settings.deviceOrientationOverride.addChangeListener(this._deviceOrientationChanged, this);
 
+        this.settings._emulationEnabled.addChangeListener(this._screenOrientationChanged, this);
+        this.settings.screenOrientationOverride.addChangeListener(this._screenOrientationChanged, this);
+
         this.settings._emulationEnabled.addChangeListener(this._emulateTouchEventsChanged, this);
         this.settings.emulateTouch.addChangeListener(this._emulateTouchEventsChanged, this);
 
         this.settings._emulationEnabled.addChangeListener(this._cssMediaChanged, this);
         this.settings.overrideCSSMedia.addChangeListener(this._cssMediaChanged, this);
         this.settings.emulatedCSSMedia.addChangeListener(this._cssMediaChanged, this);
 
         this.settings.javaScriptDisabled.addChangeListener(this._javaScriptDisabledChanged, this);
         this._javaScriptDisabledChanged();
 
         this.settings._emulationEnabled.addChangeListener(this._showRulersChanged, this);
         WebInspector.moduleSetting("showMetricsRulers").addChangeListener(this._showRulersChanged, this);
         this._showRulersChanged();
 
         if (this.emulationEnabled()) {
             if (this.settings.overrideDeviceOrientation.get())
                 this._deviceOrientationChanged();
 
+            if (this.settings.screenOrientationOverride.get())
+                this._screenOrientationChanged();
+
             if (this.settings.overrideGeolocation.get())
                 this._geolocationPositionChanged();
 
             if (this.settings.emulateTouch.get())
                 this._emulateTouchEventsChanged();
 
             if (this.settings.overrideCSSMedia.get())
                 this._cssMediaChanged();
 
             this._deviceMetricsChanged();
@@ skipping 185 matching lines @@
     {
         if (!this.emulationEnabled() || !this.settings.overrideDeviceOrientation.get()) {
             this._target.deviceOrientationAgent().clearDeviceOrientationOverride();
             return;
         }
 
         var deviceOrientation = WebInspector.OverridesSupport.DeviceOrientation.parseSetting(this.settings.deviceOrientationOverride.get());
         this._target.deviceOrientationAgent().setDeviceOrientationOverride(deviceOrientation.alpha, deviceOrientation.beta, deviceOrientation.gamma);
     },
 
+    _screenOrientationChanged: function()
+    {
+        if (!this.emulationEnabled() || !this.settings.screenOrientationOverride.get()) {
+            this._target.screenOrientationAgent().clearScreenOrientationOverride();
+            return;
+        }
+
+        var screenOrientation = this.settings.screenOrientationOverride.get();
+        this._target.screenOrientationAgent().setScreenOrientationOverride(screenOrientation === "landscapePrimary" ? 90 : 0, screenOrientation);
+    },
+
     _emulateTouchEventsChanged: function()
     {
         var emulationEnabled = this.emulationEnabled() && this.settings.emulateTouch.get() && !this._touchEmulationSuspended;
         var configuration = this.settings.emulateMobile.get() ? "mobile" : "desktop";
         var target = this._target;
 
         /**
          * @suppressGlobalPropertiesCheck
          */
         const injectedFunction = function() {
@@ skipping 118 matching lines @@
     },
 
     __proto__: WebInspector.Object.prototype
 }
 
 
 /**
  * @type {!WebInspector.OverridesSupport}
  */
 WebInspector.overridesSupport;