[UI] Splitted code to prepare mobile audio implementation

src/ui/audio/desktop/AudioMediaPlayer.hpp

@@ -0,0 +1,96 @@
+/*
+ * Copyright (C) 2013 Emeric Poupon
+ *
+ * This file is part of LMS.
+ *
+ * LMS is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * LMS is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with LMS.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef __AUDIO_MEDIA_PLAYER_HPP
+#define __AUDIO_MEDIA_PLAYER_HPP
+
+#include <memory>
+
+#include <Wt/WSlider>
+#include <Wt/WPushButton>
+#include <Wt/WContainerWidget>
+#include <Wt/WMediaPlayer>
+#include <Wt/WLink>
+#include <Wt/WText>
+
+#include "transcode/Parameters.hpp"
+#include "resource/AvConvTranscodeStreamResource.hpp"
+
+namespace UserInterface {
+namespace Desktop {
+
+class AudioMediaPlayer : public Wt::WContainerWidget
+{
+	public:
+
+		// Encoding is set based on environment
+		static Wt::WMediaPlayer::Encoding getEncoding();
+
+		AudioMediaPlayer( Wt::WContainerWidget *parent = 0);
+
+		void load(const Transcode::Parameters& parameters);
+
+		// Signal slots
+		Wt::Signal<void>&	playbackEnded() {return _playbackEnded;}
+		Wt::Signal<void>&	playNext()	{return _playNext;}
+		Wt::Signal<void>&	playPrevious()	{return _playPrevious;}
+		Wt::Signal<bool>&	shuffle()	{return _shuffle;}
+		Wt::Signal<bool>&	loop()		{return _loop;}
+
+	private:
+
+		void handlePlayOffset(int offsetSecs);
+		void handleTrackEnded(void);
+
+		void handleValueChanged(double);
+		void handleTimeUpdated(void);
+		void handleSliderMoved(int value);
+
+		void handleVolumeSliderMoved(int value);
+
+		void loadPlayer(void);
+
+		// Signals
+		Wt::Signal<void>	_playbackEnded;
+		Wt::Signal<void>	_playNext;
+		Wt::Signal<void>	_playPrevious;
+		Wt::Signal<bool>	_shuffle;
+		Wt::Signal<bool>	_loop;
+
+		// Core
+		Wt::WMediaPlayer*		_mediaPlayer;
+		AvConvTranscodeStreamResource*	_mediaResource;
+		Wt::WLink			_mediaInternalLink;
+
+		// Controls
+		std::shared_ptr<Transcode::Parameters>	_currentParameters;
+		Wt::WPushButton* 	_playBtn;
+		Wt::WPushButton* 	_pauseBtn;
+		Wt::WSlider*		_timeSlider;
+		Wt::WSlider*		_volumeSlider;
+		Wt::WText*		_curTime;
+		Wt::WText*		_duration;
+
+};
+
+} // namespace Desktop
+} // namespace UserInterface
+
+#endif
+