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/*
* ProGuard -- shrinking, optimization, obfuscation, and preverification
* of Java bytecode.
*
* Copyright (c) 2002-2013 Eric Lafortune (eric@graphics.cornell.edu)
*
* This program 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 program 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 program; if not, write to the Free Software Foundation, Inc.,
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package proguard.gui.splash;
import java.awt.*;
/**
* This Sprite displays another Sprite in a given time interval.
* The time of the encapsulated Sprite is shifted by the start time.
*
* @author Eric Lafortune
*/
public class TimeSwitchSprite implements Sprite
{
private final long onTime;
private final long offTime;
private final Sprite sprite;
/**
* Creates a new TimeSwitchSprite for displaying a given Sprite starting at
* a given time.
* @param onTime the start time.
* @param sprite the toggled Sprite.
*/
public TimeSwitchSprite(long onTime, Sprite sprite)
{
this(onTime, 0L, sprite);
}
/**
* Creates a new TimeSwitchSprite for displaying a given Sprite in a given
* time interval.
* @param onTime the start time.
* @param offTime the stop time.
* @param sprite the toggled Sprite.
*/
public TimeSwitchSprite(long onTime, long offTime, Sprite sprite)
{
this.onTime = onTime;
this.offTime = offTime;
this.sprite = sprite;
}
// Implementation for Sprite.
public void paint(Graphics graphics, long time)
{
if (time >= onTime && (offTime <= 0 || time <= offTime))
{
sprite.paint(graphics, time - onTime);
}
}
}
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