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/*******************************************************************************
* Copyright (c) 2008, 2018 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.debug.examples.core.midi.launcher;
import org.eclipse.core.runtime.IStatus;
/**
* Displays a time value based on underlying microsecond value
*
* @since 1.0
*/
public abstract class TimeControl extends SequencerControl {
/**
* Constructs a time control with the given name for the
* given launch.
*
* @param name
* @param launch
*/
public TimeControl(String name, MidiLaunch launch) {
super(name, launch);
}
@Override
public String getValue() {
long position = getTimeValue();
int milli = (int) (position & 0x3F);
int sec = (int) (position / 1000000);
int min = sec / 60;
sec = sec % 60;
StringBuffer clock = new StringBuffer();
clock.append(min);
while (clock.length() < 2) {
clock.insert(0, 0);
}
clock.append(':');
clock.append(sec);
while (clock.length() < 5) {
clock.insert(3, 0);
}
clock.append(':');
clock.append(milli);
while (clock.length() < 8) {
clock.insert(6, 0);
}
return clock.toString();
}
/**
* Provided by subclasses for the control.
*
* @return time in microseconds
*/
protected abstract long getTimeValue();
@Override
public boolean isEditable() {
return false;
}
@Override
public IStatus setValue(String newValue) {
return null;
}
@Override
public IStatus validateValue(String value) {
return null;
}
}
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