// 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.

#ifndef CONTENT_BROWSER_ANDROID_CONTENT_VIDEO_VIEW_H_
#define CONTENT_BROWSER_ANDROID_CONTENT_VIDEO_VIEW_H_

#include <jni.h>

#include "base/android/scoped_java_ref.h"
#include "base/basictypes.h"
#include "base/memory/ref_counted.h"
#include "base/memory/scoped_ptr.h"
#include "base/timer.h"

namespace content {

class MediaPlayerManagerAndroid;

// Native mirror of ContentVideoView.java. This class is responsible for
// creating the Java video view and pass all the player status change to
// it. It accepts media control from Java class, and forwards it to
// MediaPlayerManagerAndroid.
class ContentVideoView {
 public:
  // Construct a ContentVideoView object. The |manager| will handle all the
  // playback controls from the Java class.
  explicit ContentVideoView(MediaPlayerManagerAndroid* manager);
  ~ContentVideoView();

  static bool RegisterContentVideoView(JNIEnv* env);

  // Getter method called by the Java class to get the media information.
  int GetVideoWidth(JNIEnv*, jobject obj) const;
  int GetVideoHeight(JNIEnv*, jobject obj) const;
  int GetDurationInMilliSeconds(JNIEnv*, jobject obj) const;
  int GetCurrentPosition(JNIEnv*, jobject obj) const;
  bool IsPlaying(JNIEnv*, jobject obj);
  void UpdateMediaMetadata(JNIEnv*, jobject obj);

  // Method to create and destroy the Java view.
  void DestroyContentVideoView();
  void CreateContentVideoView();

  // Called when the Java fullscreen view is destroyed. If
  // |release_media_player| is true, |manager_| needs to release the player
  // as we are quitting the app.
  void ExitFullscreen(JNIEnv*, jobject, jboolean release_media_player);

  // Media control method called by the Java class.
  void SeekTo(JNIEnv*, jobject obj, jint msec);
  void Play(JNIEnv*, jobject obj);
  void Pause(JNIEnv*, jobject obj);

  // Called by the Java class to pass the surface object to the player.
  void SetSurface(JNIEnv*, jobject obj, jobject surface);

  // Method called by |manager_| to inform the Java class about player status
  // change.
  void UpdateMediaMetadata();
  void OnMediaPlayerError(int errorType);
  void OnVideoSizeChanged(int width, int height);
  void OnBufferingUpdate(int percent);
  void OnPlaybackComplete();

 private:
  // Object that manages the fullscreen media player. It is responsible for
  // handling all the playback controls.
  MediaPlayerManagerAndroid* manager_;

  // Reference to the Java object.
  base::android::ScopedJavaGlobalRef<jobject> j_content_video_view_;

  DISALLOW_COPY_AND_ASSIGN(ContentVideoView);
};

} // namespace content

#endif  // CONTENT_BROWSER_ANDROID_CONTENT_VIDEO_VIEW_H_