/*
GanttProject is an opensource project management tool.
Copyright (C) 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 biz.ganttproject.core.time.TimeDuration;
import net.sourceforge.ganttproject.action.GPAction;
import net.sourceforge.ganttproject.chart.ChartModel;
import net.sourceforge.ganttproject.gui.scrolling.ScrollingManager;
import net.sourceforge.ganttproject.task.TaskManager;
public class ScrollTimeIntervalAction extends GPAction {
private final ScrollingManager myScrollingManager;
private final int myInterval;
private final TaskManager myTaskManager;
private final ChartModel myChartModel;
public ScrollTimeIntervalAction(String name, int interval, TaskManager taskManager, ChartModel chartModel,
ScrollingManager scrollingManager) {
super(name);
myScrollingManager = scrollingManager;
myInterval = interval;
myTaskManager = taskManager;
myChartModel = chartModel;
}
@Override
public void actionPerformed(ActionEvent e) {
myScrollingManager.scrollBy(createTimeInterval());
}
private TimeDuration createTimeInterval() {
return myTaskManager.createLength(myChartModel.getBottomUnit(), myInterval);
}
}