Subversion Repositories svn.mios

Rev

Rev 650 | Rev 668 | Go to most recent revision | Blame | Compare with Previous | Last modification | View Log | RSS feed

/*
 * @(#)SIDV2librarian.java  beta1   2008/01/21
 *
 * Copyright (C) 2008    Rutger Vlek (rutgervlek@hotmail.com)
 *
 * This application 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 application 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 application; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */


package org.midibox.sidedit.gui.controls;

import java.awt.BorderLayout;
import java.awt.Dimension;
import java.awt.FlowLayout;
import java.awt.event.MouseWheelEvent;
import java.awt.event.MouseWheelListener;

import javax.swing.JPanel;
import javax.swing.JSlider;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;

import org.midibox.sidedit.SIDSysexParameterControl;
import org.midibox.utils.gui.FaderUI;
import org.midibox.utils.gui.ImageLoader;

public class SIDSysexParameterControlSlider extends SIDSysexParameterControlGUI
        implements ChangeListener, MouseWheelListener {

    public static float mouseWheelResolution = 10.0f;

    private JSlider slider;

    public SIDSysexParameterControlSlider(
            SIDSysexParameterControl midiParameter, JSlider slider,
            boolean showLabel, String labelLocation, boolean valueBelow,
            boolean showValue) {
        super(midiParameter, showLabel, labelLocation, valueBelow, showValue);
        this.slider = slider;

        FaderUI faderUI = new FaderUI(ImageLoader
                .getImageIcon("plasticSlider_horiz.png"), ImageLoader
                .getImageIcon("plasticSlider_vert.png"), false);

        faderUI.setTrackWidth(3);

        slider.setUI(faderUI);

        slider.setMaximum(midiParameter.getMidiMaxValue()
                - midiParameter.getMidiMinValue());
        slider.setOpaque(false);
        slider.setOrientation(JSlider.VERTICAL);
        slider.setPreferredSize(new Dimension(20, 80));
        JPanel panel = new JPanel(new FlowLayout(FlowLayout.CENTER, 0, 0));
        panel.setOpaque(false);
        panel.add(slider);
        add(panel, BorderLayout.CENTER);
        slider.addChangeListener(this);
        slider.addMouseWheelListener(this);
        slider.addMouseListener(this);
        updateGraphics();
    }

    public void setHeight(int height) {
        slider.setPreferredSize(new Dimension(20, height));
    }

    public void mouseWheelMoved(MouseWheelEvent mwe) {
        slider
                .setValue((int) (slider.getValue() - (mwe.getWheelRotation() * ((mouseWheelResolution / 100f) * (float) ((slider
                        .getMaximum() - slider.getMinimum()))))));
    }

    public void stateChanged(ChangeEvent ce) {
        if (update) {
            update = false;
            int newval = (int) ((((float) slider.getValue() / (float) slider
                    .getMaximum()) * ((float) midiParameter.getMidiMaxValue() - (float) midiParameter
                    .getMidiMinValue())) + (float) midiParameter
                    .getMidiMinValue());
            midiParameter.setMidiValue(newval, true);

            for (int c = 0; c < midiParameters.size(); c++) {
                SIDSysexParameterControl mp = (SIDSysexParameterControl) midiParameters
                        .elementAt(c);
                mp.setMidiValue(newval, false);
            }

            update = true;
        }
    }

    public void updateGraphics() {
        super.updateGraphics();
        if (update) {
            update = false;
            int newval = (int) ((((float) midiParameter.getMidiValue() - (float) midiParameter
                    .getMidiMinValue()) / ((float) midiParameter
                    .getMidiMaxValue() - (float) midiParameter
                    .getMidiMinValue())) * (float) slider.getMaximum());
            slider.setValue(newval);
            update = true;
        }
    }
}