boomanalyzer.h

Amarok是一款在LINUX或其他类UNIX操作系统中运行的音频播放器软件。 经过两年开发后

// Author: Max Howell <[e-mail]>, (C) 2004
// Copyright: See COPYING file that comes with this distribution
//

#ifndef BOOMANALYZER_H
#define BOOMANALYZER_H

#include "analyzerbase.h"

/**
@author Max Howell
*/

class BoomAnalyzer : public Analyzer::Base2D
{
Q_OBJECT
public:
    BoomAnalyzer( QWidget* );

    virtual void init();
    virtual void transform( Scope &s );
    virtual void analyze( const Scope& );

public slots:
    void changeK_barHeight( int );
    void changeF_peakSpeed( int );

protected:
    static const uint COLUMN_WIDTH = 4;
    static const uint BAND_COUNT = 32;

    double K_barHeight, F_peakSpeed, F;

    std::vector<float> bar_height;
    std::vector<float> peak_height;
    std::vector<float> peak_speed;

    QPixmap barPixmap;
};

namespace Amarok
{
    namespace ColorScheme
    {
        extern QColor Base;
        extern QColor Text;
        extern QColor Background;
        extern QColor Foreground;
    }
}

#endif