112 lines
2.7 KiB
C++
112 lines
2.7 KiB
C++
/* This file is part of Clementine.
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Copyright 2004, Max Howell <max.howell@methylblue.com>
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Copyright 2009-2010, David Sansome <davidsansome@gmail.com>
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Copyright 2010, 2014, John Maguire <john.maguire@gmail.com>
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Copyright 2011, Arnaud Bienner <arnaud.bienner@gmail.com>
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Copyright 2014, Mark Furneaux <mark@romaco.ca>
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Copyright 2014, Krzysztof Sobiecki <sobkas@gmail.com>
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Clementine is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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Clementine is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Clementine. If not, see <http://www.gnu.org/licenses/>.
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*/
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/* Original Author: Max Howell <max.howell@methylblue.com> 2004
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*/
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#ifndef ANALYZERS_ANALYZERBASE_H_
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#define ANALYZERS_ANALYZERBASE_H_
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#ifdef __FreeBSD__
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#include <sys/types.h>
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#endif
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#include "fht.h"
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#include "engines/engine_fwd.h"
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#include <QPixmap>
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#include <QBasicTimer>
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#include <QWidget>
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#include <vector>
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#include <QGLWidget>
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#ifdef Q_WS_MACX
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#include <OpenGL/gl.h>
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#include <OpenGL/glu.h>
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#else
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#include <GL/gl.h>
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#include <GL/glu.h>
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#endif
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class QEvent;
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class QPaintEvent;
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class QResizeEvent;
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namespace Analyzer {
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typedef std::vector<float> Scope;
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class Base : public QWidget {
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Q_OBJECT
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public:
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~Base() { delete m_fht; }
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uint timeout() const { return m_timeout; }
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void set_engine(EngineBase* engine) { m_engine = engine; }
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void changeTimeout(uint newTimeout) {
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m_timeout = newTimeout;
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if (m_timer.isActive()) {
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m_timer.stop();
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m_timer.start(m_timeout, this);
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}
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}
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virtual void framerateChanged() {}
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protected:
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explicit Base(QWidget*, uint scopeSize = 7);
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void hideEvent(QHideEvent*);
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void showEvent(QShowEvent*);
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void paintEvent(QPaintEvent*);
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void timerEvent(QTimerEvent*);
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void polishEvent();
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int resizeExponent(int);
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int resizeForBands(int);
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virtual void init() {}
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virtual void transform(Scope&);
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virtual void analyze(QPainter& p, const Scope&, bool new_frame) = 0;
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virtual void demo(QPainter& p);
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protected:
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QBasicTimer m_timer;
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uint m_timeout;
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FHT* m_fht;
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EngineBase* m_engine;
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Scope m_lastScope;
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int current_chunk_;
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bool new_frame_;
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bool is_playing_;
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};
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void interpolate(const Scope&, Scope&);
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void initSin(Scope&, const uint = 6000);
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} // END namespace Analyzer
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#endif // ANALYZERS_ANALYZERBASE_H_
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