/* * visualization_widget.h - widget for visualization of waves * * Linux MultiMedia Studio * Copyright (c) 2004-2005 Tobias Doerffel * * This program 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 2 of the License, or (at your option) any later version. * * This program 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 this program (see COPYING); if not, write to the * Free Software Foundation, Inc., 59 Temple Place - Suite 330, * Boston, MA 02111-1307, USA. * */ #ifndef _OUTPUT_GRAPH_H #define _OUTPUT_GRAPH_H #include "qt3support.h" #ifdef QT4 #include #include #else #include #include #endif #include "mixer.h" class QTimer; class visualizationWidget : public QWidget { Q_OBJECT public: enum visualizationTypes { SIMPLE // add more here } ; visualizationWidget( const QPixmap & _bg, QWidget * _parent, visualizationTypes _vtype = SIMPLE ); virtual ~visualizationWidget(); protected: void paintEvent( QPaintEvent * _pe ); void mousePressEvent( QMouseEvent * _me ); protected slots: void setAudioBuffer( const surroundSampleFrame * _ab, Uint32 _frames ); private: QPixmap s_background; bool m_enabled; surroundSampleFrame * m_buffer; Uint32 m_frames; QTimer * m_updateTimer; } ; #endif