Implement web speech synthesis.

content/renderer/render_view_impl.cc

 // 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.
 
 #include "content/renderer/render_view_impl.h"
 
 #include <algorithm>
 #include <cmath>
 
 #include "base/auto_reset.h"
@@ skipping 94 matching lines @@
 #include "content/renderer/render_process.h"
 #include "content/renderer/render_thread_impl.h"
 #include "content/renderer/render_view_impl_params.h"
 #include "content/renderer/render_view_mouse_lock_dispatcher.h"
 #include "content/renderer/render_widget_fullscreen_pepper.h"
 #include "content/renderer/renderer_date_time_picker.h"
 #include "content/renderer/renderer_webapplicationcachehost_impl.h"
 #include "content/renderer/renderer_webcolorchooser_impl.h"
 #include "content/renderer/speech_recognition_dispatcher.h"
 #include "content/renderer/text_input_client_observer.h"
+#include "content/renderer/tts_dispatcher.h"
 #include "content/renderer/v8_value_converter_impl.h"
 #include "content/renderer/web_ui_extension.h"
 #include "content/renderer/web_ui_extension_data.h"
 #include "content/renderer/webplugin_delegate_proxy.h"
 #include "content/renderer/websharedworker_proxy.h"
 #include "media/base/audio_renderer_mixer_input.h"
 #include "media/base/filter_collection.h"
 #include "media/base/media_switches.h"
 #include "media/filters/audio_renderer_impl.h"
 #include "media/filters/gpu_video_decoder.h"
@@ skipping 501 matching lines @@
       selection_range_(ui::Range::InvalidRange()),
       cached_is_main_frame_pinned_to_left_(false),
       cached_is_main_frame_pinned_to_right_(false),
       cached_has_main_frame_horizontal_scrollbar_(false),
       cached_has_main_frame_vertical_scrollbar_(false),
       ALLOW_THIS_IN_INITIALIZER_LIST(cookie_jar_(this)),
       notification_provider_(NULL),
       geolocation_dispatcher_(NULL),
       input_tag_speech_dispatcher_(NULL),
       speech_recognition_dispatcher_(NULL),
+      tts_dispatcher_(NULL),
       device_orientation_dispatcher_(NULL),
       media_stream_dispatcher_(NULL),
       browser_plugin_manager_(NULL),
       media_stream_impl_(NULL),
       devtools_agent_(NULL),
       accessibility_mode_(AccessibilityModeOff),
       renderer_accessibility_(NULL),
       java_bridge_dispatcher_(NULL),
       mouse_lock_dispatcher_(NULL),
       favicon_helper_(NULL),
@@ skipping 5770 matching lines @@
 }
 
 WebKit::WebSpeechRecognizer* RenderViewImpl::speechRecognizer() {
 #if defined(ENABLE_INPUT_SPEECH)
   if (!speech_recognition_dispatcher_)
     speech_recognition_dispatcher_ = new SpeechRecognitionDispatcher(this);
 #endif
   return speech_recognition_dispatcher_;
 }
 
+WebKit::WebSpeechSynthesis* RenderViewImpl::speechSynthesis() {
+//#if defined(ENABLE_SPEECH_SYNTHESIS)

[tommi (sloooow) - chröme, 2013/03/07 13:04:46]

uncomment or remove?

[dmazzoni, 2013/03/19 17:30:22]

Done.

+  if (!tts_dispatcher_)
+    tts_dispatcher_ = new TtsDispatcher(this);
+//#endif
+  return tts_dispatcher_;
+}
+
 WebKit::WebDeviceOrientationClient* RenderViewImpl::deviceOrientationClient() {
   if (!device_orientation_dispatcher_)
     device_orientation_dispatcher_ = new DeviceOrientationDispatcher(this);
   return device_orientation_dispatcher_;
 }
 
 void RenderViewImpl::zoomLimitsChanged(double minimum_level,
                                        double maximum_level) {
   // For now, don't remember plugin zoom values.  We don't want to mix them with
   // normal web content (i.e. a fixed layout plugin would usually want them
@@ skipping 318 matching lines @@
   TransportDIB* dib = TransportDIB::CreateWithHandle(dib_handle);
   RenderProcess::current()->ReleaseTransportDIB(dib);
 }
 
 void RenderViewImpl::DidCommitCompositorFrame() {
   RenderWidget::DidCommitCompositorFrame();
   FOR_EACH_OBSERVER(RenderViewObserver, observers_, DidCommitCompositorFrame());
 }
 
 }  // namespace content