Chromium plumbing for Screen Orientation API orientationchange events.

content/browser/android/content_view_core_impl.cc

 // Copyright 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.
 
 #include "content/browser/android/content_view_core_impl.h"
 
 #include "base/android/jni_android.h"
 #include "base/android/jni_array.h"
 #include "base/android/jni_string.h"
 #include "base/android/scoped_java_ref.h"
@@ skipping 12 matching lines @@
 #include "content/browser/frame_host/navigation_controller_impl.h"
 #include "content/browser/frame_host/navigation_entry_impl.h"
 #include "content/browser/media/android/browser_media_player_manager.h"
 #include "content/browser/renderer_host/compositor_impl_android.h"
 #include "content/browser/renderer_host/input/web_input_event_builders_android.h"
 #include "content/browser/renderer_host/java/java_bound_object.h"
 #include "content/browser/renderer_host/java/java_bridge_dispatcher_host_manager.h"
 #include "content/browser/renderer_host/render_view_host_impl.h"
 #include "content/browser/renderer_host/render_widget_host_impl.h"
 #include "content/browser/renderer_host/render_widget_host_view_android.h"
+#include "content/browser/screen_orientation/screen_orientation_dispatcher_host.h"
 #include "content/browser/ssl/ssl_host_state.h"
 #include "content/browser/web_contents/web_contents_view_android.h"
 #include "content/common/input/web_input_event_traits.h"
 #include "content/common/input_messages.h"
 #include "content/common/view_messages.h"
 #include "content/public/browser/android/external_video_surface_container.h"
 #include "content/public/browser/browser_accessibility_state.h"
 #include "content/public/browser/browser_context.h"
 #include "content/public/browser/favicon_status.h"
 #include "content/public/browser/notification_details.h"
@@ skipping 1731 matching lines @@
 }
 
 void ContentViewCoreImpl::SendOrientationChangeEventInternal() {
   RenderWidgetHostViewAndroid* rwhv = GetRenderWidgetHostViewAndroid();
   if (rwhv)
     rwhv->UpdateScreenInfo(rwhv->GetNativeView());
 
   RenderViewHostImpl* rvhi = static_cast<RenderViewHostImpl*>(
       web_contents_->GetRenderViewHost());
   rvhi->SendOrientationChangeEvent(device_orientation_);
+
+  // TODO(mlamouri): temporary plumbing for Screen Orientation, this will change
+  // in the future. It might leave ContentViewCoreImpl or simply replace the
+  // SendOrientationChangeEvent call above.
+  blink::WebScreenOrientation orientation =
+      blink::WebScreenOrientationPortraitPrimary;
+
+  switch (device_orientation_) {
+    case 0:
+      orientation = blink::WebScreenOrientationPortraitPrimary;
+      break;
+    case 90:
+      orientation = blink::WebScreenOrientationLandscapePrimary;
+      break;
+    case -90:
+      orientation = blink::WebScreenOrientationLandscapeSecondary;
+      break;
+    case 180:
+      orientation = blink::WebScreenOrientationPortraitSecondary;
+      break;

[jochen (gone - plz use gerrit), 2014/02/24 14:08:26]

default: NOTREACHED()?

[mlamouri (slow - plz ping), 2014/02/24 14:20:21]

Done.

+  }
+
+  static_cast<RenderProcessHostImpl*>(web_contents_->GetRenderProcessHost())->
+      screen_orientation_dispatcher_host()->
+      OnOrientationChange(orientation);
 }
 
 void ContentViewCoreImpl::ExtractSmartClipData(JNIEnv* env,
                                                jobject obj,
                                                jint x,
                                                jint y,
                                                jint width,
                                                jint height) {
   gfx::Rect rect(
       static_cast<int>(x / GetDpiScale()),
@@ skipping 36 matching lines @@
       reinterpret_cast<ui::ViewAndroid*>(view_android),
       reinterpret_cast<ui::WindowAndroid*>(window_android));
   return reinterpret_cast<intptr_t>(view);
 }
 
 bool RegisterContentViewCore(JNIEnv* env) {
   return RegisterNativesImpl(env);
 }
 
 }  // namespace content