source: josm/trunk/src/org/openstreetmap/josm/actions/audio/AudioFastSlowAction.java@ 1180

// License: GPL. Copyright 2007 by Immanuel Scholz and others
package org.openstreetmap.josm.actions.audio;

import java.awt.event.ActionEvent;

import org.openstreetmap.josm.Main;
import org.openstreetmap.josm.actions.JosmAction;
import org.openstreetmap.josm.tools.AudioPlayer;
import org.openstreetmap.josm.tools.Shortcut;

abstract public class AudioFastSlowAction extends JosmAction {

    private double multiplier;

    public AudioFastSlowAction(String name, String iconName, String tooltip, Shortcut shortcut, boolean fast) {
        super(name, iconName, tooltip, shortcut, true);
        try {
            multiplier = Double.parseDouble(Main.pref.get("audio.fastfwdmultiplier","1.3"));
        } catch (NumberFormatException e) {
            multiplier = 1.3;
        }
        if (! fast)
            multiplier = 1.0 / multiplier;
    }

    public void actionPerformed(ActionEvent e) {
        double speed = AudioPlayer.speed();
        if (speed * multiplier <= 0.1)
            return;
        try {
            if (AudioPlayer.playing() || AudioPlayer.paused())
                AudioPlayer.play(AudioPlayer.url(), AudioPlayer.position(), speed * multiplier);
        } catch (Exception ex) {
            AudioPlayer.audioMalfunction(ex);
        }
    }
}