/*
GanttProject is an opensource project management tool.
Copyright (C) 2005-2011 GanttProject Team
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 3
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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package net.sourceforge.ganttproject.action.scroll;
import java.awt.event.ActionEvent;
import java.util.Date;
import biz.ganttproject.core.time.TimeDuration;
import net.sourceforge.ganttproject.IGanttProject;
import net.sourceforge.ganttproject.action.GPAction;
import net.sourceforge.ganttproject.chart.TimelineChart;
import net.sourceforge.ganttproject.task.TaskManager;
public class ScrollToEndAction extends GPAction {
private final TimelineChart myChart;
private final TaskManager myTaskManager;
private final TimeDuration myCorrectionInterval;
private final TimeDuration myCorrectionIntervalNeg;
public ScrollToEndAction(IGanttProject project, TimelineChart chart) {
super("scroll.end");
myChart = chart;
myTaskManager = project.getTaskManager();
myCorrectionInterval = project.getTaskManager().createLength(1);
myCorrectionIntervalNeg = project.getTaskManager().createLength(-1);
}
@Override
public void actionPerformed(ActionEvent e) {
Date projectEnd = myTaskManager.getProjectEnd();
// TODO Add (and use) setEndDate to TimelineChart class
myChart.setStartDate(projectEnd);
while (projectEnd.before(myChart.getEndDate())) {
myChart.scrollBy(myCorrectionIntervalNeg);
}
myChart.scrollBy(myCorrectionInterval);
}
}