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/kdemultimedia@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 134 insertions, 0 deletions

diff --git a/arts/modules/mixers/littlestereomixerchannel_impl.cc b/arts/modules/mixers/littlestereomixerchannel_impl.cc
new file mode 100644
index 00000000..ec521e6e
--- /dev/null
+++ b/arts/modules/mixers/littlestereomixerchannel_impl.cc
@@ -0,0 +1,134 @@
+    /*
+
+    Copyright ( C ) 2002-2003 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 as published by the Free Software Foundation; either
+    version 2 of the License.
+
+    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., 59 Temple Place - Suite 330,
+    Boston, MA 02111-1307, USA.
+
+    */
+
+#include "artsmodulesmixers.h"
+#include "artsmoduleseffects.h"
+
+#include <flowsystem.h>
+#include <stdsynthmodule.h>
+#include <connect.h>
+#include <debug.h>
+#include "artsgui.h"
+
+#include <klocale.h>
+
+using namespace Arts;
+
+namespace Arts {
+
+class LittleStereoMixerChannel_impl : virtual public LittleStereoMixerChannel_skel,
+                                      virtual public StdSynthModule
+{
+protected:
+	std::string _name;
+	Arts::StereoBalance _balance;
+	Arts::StereoVolumeControl _volume;
+public:
+	LittleStereoMixerChannel_impl()
+	{
+	arts_debug( "LittleStereo startup" );
+	if( _balance.isNull() ) arts_debug( "\n\nCouldn't create StereoBalance!!!!\n\n" );
+	if( _volume.isNull() ) arts_debug( "\n\nCouldn't create StereoVolumeControl!!!!\n\n" );
+		_balance.balance( 0 );
+		_volume.scaleFactor( 1 );
+	arts_debug( "startup ok\n" );
+	}
+
+	std::string name() { return _name; }
+	void name( const std::string& n ) { arts_debug( "Name = %s", n.c_str() ); _name = n; }
+
+	//Arts::StereoBalance balance() { return _balance; }
+
+	//Arts::StereoVolumeControl volume() { return _volume; }
+
+	float balance() { return _balance.balance(); }
+	void balance( float n ) { _balance.balance( n ); }
+
+	float volume() { return _volume.scaleFactor(); }
+	void volume( float n ) { _volume.scaleFactor( n ); }
+
+	void streamInit()
+	{
+	arts_debug( "LittleStereo::streamInit()" );
+	if( _balance.isNull() ) arts_warning( "Couldn't create StereoBalance!!!!\n" );
+	if( _volume.isNull() ) arts_warning( "Couldn't create StereoVolumeControl!!!!\n" );
+
+	arts_debug( "LittleStereo::streamInit() starts" );
+		_balance.start();
+		_volume.start();
+
+	arts_debug( "LittleStereo::streamInit() first connects" );
+		_node()->virtualize( "inleft", _balance._node(), "inleft" );
+		_node()->virtualize( "inright", _balance._node(), "inright" );
+	arts_debug( "LittleStereo::streamInit() middle connects" );
+		connect( _balance, "outleft", _volume, "inleft" );
+		connect( _balance, "outright", _volume, "inright" );
+	arts_debug( "LittleStereo::streamInit() last connects" );
+		_node()->virtualize( "outleft", _volume._node(), "outleft" );
+		_node()->virtualize( "outright", _volume._node(), "outright" );
+	arts_debug( "LittleStereo::streamInit() finished.\nbye" );
+		_balance.balance( 0 );
+		_volume.scaleFactor( 1 );
+	}
+
+	void streamEnd()
+	{
+		_balance.stop();
+		_volume.stop();
+	}
+
+};
+REGISTER_IMPLEMENTATION( LittleStereoMixerChannel_impl );
+
+class LittleStereoMixerChannelGuiFactory_impl : virtual public LittleStereoMixerChannelGuiFactory_skel
+{
+public:
+	Widget createGui( Object object )
+	{
+		arts_return_val_if_fail(!object.isNull(), Arts::Widget::null());
+		LittleStereoMixerChannel ch= DynamicCast(object);
+		arts_return_val_if_fail(!ch.isNull(), Arts::Widget::null());
+
+		Arts::LayoutBox vbox;
+		vbox.direction( Arts::TopToBottom );
+
+		Poti pan;
+		pan.caption( i18n( "pan" ).utf8().data() );
+		pan.color( "grey" ); pan.min( -1.0 ); pan.max( 1.0 );
+		pan.value( ch.balance() );
+		connect( pan, "value_changed", ch, "balance" );
+		vbox.addWidget( pan );
+
+		Fader volume;
+		volume.caption( i18n( "volume" ).utf8().data() );
+		volume.color( "red" ); volume.min( 0.01 ); volume.max( 2 );
+		//volume.logarithmic( 2 );
+		volume.value( ch.volume() );
+		connect( volume, "value_changed", ch, "volume" );
+		vbox.addWidget( volume );
+
+		return vbox;
+	}
+};
+REGISTER_IMPLEMENTATION( LittleStereoMixerChannelGuiFactory_impl );
+
+}
+