[MediaStream API] Adding MediaStreamTrack::getSourceInfos

Source/modules/mediastream/SourceInfo.cpp

 /*
  * 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:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. 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.
  *
  * THIS SOFTWARE IS PROVIDED BY GOOGLE INC. ``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 GOOGLE INC. 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
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  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "config.h"
-#include "modules/mediastream/RTCDTMFToneChangeEvent.h"
+#include "modules/mediastream/SourceInfo.h"
 
-#include "core/dom/EventNames.h"
+#include "wtf/text/WTFString.h"
 
 namespace WebCore {
 
-PassRefPtr<RTCDTMFToneChangeEvent> RTCDTMFToneChangeEvent::create()
+PassRefPtr<SourceInfo> SourceInfo::create(const WebKit::WebSourceInfo& webSourceInfo)
 {
-    return adoptRef(new RTCDTMFToneChangeEvent);
+    ASSERT(!webSourceInfo.isNull());
+    return adoptRef(new SourceInfo(webSourceInfo));
 }
 
-PassRefPtr<RTCDTMFToneChangeEvent> RTCDTMFToneChangeEvent::create(const String& tone)
-{
-    return adoptRef(new RTCDTMFToneChangeEvent(tone));
-}
-
-PassRefPtr<RTCDTMFToneChangeEvent> RTCDTMFToneChangeEvent::create(const AtomicString& type, const RTCDTMFToneChangeEventInit& initializer)
-{
-    ASSERT(type == eventNames().tonechangeEvent);
-    return adoptRef(new RTCDTMFToneChangeEvent(initializer));
-}
-
-RTCDTMFToneChangeEvent::RTCDTMFToneChangeEvent()
+SourceInfo::SourceInfo(const WebKit::WebSourceInfo& webSourceInfo)
+    : m_webSourceInfo(webSourceInfo)
 {
     ScriptWrappable::init(this);
 }
 
-RTCDTMFToneChangeEvent::RTCDTMFToneChangeEvent(const String& tone)
-    : Event(eventNames().tonechangeEvent, false, false)
-    , m_tone(tone)
+String SourceInfo::id() const
 {
-    ScriptWrappable::init(this);
+    return m_webSourceInfo.id();
 }
 
-RTCDTMFToneChangeEvent::RTCDTMFToneChangeEvent(const RTCDTMFToneChangeEventInit& initializer)
-    : Event(eventNames().tonechangeEvent, initializer)
-    , m_tone(initializer.tone)
+String SourceInfo::kind() const
 {
-    ScriptWrappable::init(this);
+    switch (m_webSourceInfo.kind()) {
+    case WebKit::WebSourceInfo::SourceKindAudio:
+        return ASCIILiteral("audio");
+    case WebKit::WebSourceInfo::SourceKindVideo:
+        return ASCIILiteral("video");
+    case WebKit::WebSourceInfo::SourceKindNone:
+        return ASCIILiteral("none");
+    }
+
+    ASSERT_NOT_REACHED();
+    return String();
 }
 
-RTCDTMFToneChangeEvent::~RTCDTMFToneChangeEvent()
+String SourceInfo::label() const
 {
+    return m_webSourceInfo.label();
 }
 
-const String& RTCDTMFToneChangeEvent::tone() const
+String SourceInfo::facing() const
 {
-    return m_tone;
-}
+    switch (m_webSourceInfo.facing()) {
+    case WebKit::WebSourceInfo::VideoFacingModeNone:
+        return String();
+    case WebKit::WebSourceInfo::VideoFacingModeUser:
+        return ASCIILiteral("user");
+    case WebKit::WebSourceInfo::VideoFacingModeEnvironment:
+        return ASCIILiteral("environment");
+    }
 
-const AtomicString& RTCDTMFToneChangeEvent::interfaceName() const
-{
-    return eventNames().interfaceForRTCDTMFToneChangeEvent;
+    ASSERT_NOT_REACHED();
+    return String();
 }
 
 } // namespace WebCore
-