From ce4a32fe52ef09d8f5ff1dd22c001110902b60a2 Mon Sep 17 00:00:00 2001
From: toma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>
Date: Wed, 25 Nov 2009 17:56:58 +0000
Subject: Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.
 BUG:215923

git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdelibs@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
---
 arts/kde/kaudioplaystream.h | 127 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 127 insertions(+)
 create mode 100644 arts/kde/kaudioplaystream.h

(limited to 'arts/kde/kaudioplaystream.h')

diff --git a/arts/kde/kaudioplaystream.h b/arts/kde/kaudioplaystream.h
new file mode 100644
index 000000000..8f34cc8c9
--- /dev/null
+++ b/arts/kde/kaudioplaystream.h
@@ -0,0 +1,127 @@
+/*  This file is part of the KDE project
+    Copyright (C) 2003 Arnold Krille <arnold@arnoldarts.de>
+
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Library General Public
+    License version 2 as published by the Free Software Foundation.
+
+    This library 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
+    Library General Public License for more details.
+
+    You should have received a copy of the GNU Library General Public License
+    along with this library; see the file COPYING.LIB.  If not, write to
+    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+    Boston, MA 02110-1301, USA.
+
+*/
+
+#ifndef KAUDIOPLAYSTREAM_H
+#define KAUDIOPLAYSTREAM_H
+
+#include <qobject.h>
+
+#include <qcstring.h>
+#include <stdsynthmodule.h>
+
+#include <kdelibs_export.h>
+
+class KArtsServer;
+namespace Arts { class StereoEffectStack; }
+
+class KAudioPlayStreamPrivate;
+
+/**
+ * @brief A wrapper around ByteSoundProducer/ByteStreamToAudio/Synth_AMAN_PLAY.
+ *
+ * @author Arnold Krille <arnold@arnoldarts.de>
+ * @since 3.2
+*/
+
+class KDE_ARTS_EXPORT KAudioPlayStream : public QObject {
+   Q_OBJECT
+public:
+	/**
+	 * Creates a KAudioPlayStream on server with a title. You should pass the KArtsServer also
+	 * as parent to be sure this object is deleted before the server is.
+	 *
+	 * @param server The server where it should play to.
+	 * @param title The title that is shown in the AudioManager.
+	 * @param parent You will propably want to pass the server as parent to so this stream gets deleted before the server disappears.
+	 * @param name The name of the stream.
+	*/
+	KAudioPlayStream( KArtsServer* server, const QString title, QObject* parent=0, const char* name=0 );
+	/**
+	 * Destructs the KAudioPlayStream.
+	*/
+	~KAudioPlayStream();
+
+	/**
+	 * Controls wether this Stream should poll the data from you via the signal requestData()
+	 * or you use write() to fill the inputbuffer.
+	 *
+	 * Default is true
+	*/
+	void setPolling( bool );
+	/**
+	 * Returns the polling state.
+	 * @see setPolling
+	*/
+	bool polling() const;
+
+	/**
+	 * @return wether this stream is running ("on air") or not.
+	*/
+	bool running() const;
+
+	/**
+	 * @return The Arts::StereoEffectStack right before the Synth_AMAN_PLAY.
+	*/
+	Arts::StereoEffectStack effectStack() const;
+public slots:
+	/**
+	 * Start the stream.
+	 * @param samplingRate how many samples per second ( typically 11000/22050/44100/48000 )
+	 * @param bits how many bits per sample ( 8 / 16 )
+	 * @param channels how many channels ( 1 or 2 )
+	*/
+	void start( int samplingRate, int bits, int channels );
+	/**
+	 * Stops the stream.
+	*/
+	void stop();
+
+	/**
+	 * Write data into the inputbuffer.
+	 * If you ignore the signal noData() it will play 0 ( silence ).
+	*/
+	void write( QByteArray& data );
+signals:
+	/**
+	 * This signal is emitted when audio should be played.
+	 * You have to fill the array with data.
+	*/
+	void requestData( QByteArray& );
+
+	/**
+	 * Is emitted when the state changes.
+	*/
+	void running( bool );
+
+	/**
+	 * Is emitted if the inputbuffer runs dry and polling os off.
+	*/
+	void noData();
+public:
+	/**
+	 * @internal
+	*/
+	void fillData( Arts::DataPacket<Arts::mcopbyte> *packet );
+private:
+	KAudioPlayStreamPrivate* d;
+};
+
+#endif // KAUDIOPLAYSTREAM_H
+
+// vim: sw=4 ts=4 tw=80
-- 
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