89 lines
1.9 KiB
C++
89 lines
1.9 KiB
C++
// Maintainer: Max Howell <max.howell@methylblue.com>, (C) 2004
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// Copyright: See COPYING file that comes with this distribution
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#ifndef ANALYZERBASE_H
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#define 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 "core/fht.h" //stack allocated and convenience
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#include "engines/engine_fwd.h"
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#include <QPixmap> //stack allocated and convenience
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#include <QBasicTimer> //stack allocated
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#include <QWidget> //baseclass
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#include <vector> //included for convenience
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#include <QGLWidget> //baseclass
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#ifdef Q_WS_MACX
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#include <OpenGL/gl.h> //included for convenience
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#include <OpenGL/glu.h> //included for convenience
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#else
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#include <GL/gl.h> //included for convenience
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#include <GL/glu.h> //included for convenience
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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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protected:
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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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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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using Analyzer::Scope;
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#endif
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