/*
GanttProject is an opensource project management tool. License: GPL3
Copyright (C) 2010 Dmitry Barashev
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.chart.mouse;
import net.sourceforge.ganttproject.GPLogger;
import net.sourceforge.ganttproject.chart.TaskInteractionHintRenderer;
import net.sourceforge.ganttproject.chart.mouse.MouseInteraction.TimelineFacade;
import net.sourceforge.ganttproject.gui.UIFacade;
import net.sourceforge.ganttproject.task.Task;
import net.sourceforge.ganttproject.task.TaskMutator;
import net.sourceforge.ganttproject.task.algorithm.RecalculateTaskScheduleAlgorithm;
import net.sourceforge.ganttproject.task.dependency.TaskDependencyException;
import java.awt.*;
import java.awt.event.MouseEvent;
import java.util.Date;
public abstract class ChangeTaskBoundaryInteraction extends MouseInteractionBase {
private TaskInteractionHintRenderer myLastNotes;
private final Task myTask;
private final UIFacade myUiFacade;
private final RecalculateTaskScheduleAlgorithm myTaskScheduleAlgorithm;
protected ChangeTaskBoundaryInteraction(Date startDate, Task task, TimelineFacade chartDateGrid, UIFacade uiFacade,
RecalculateTaskScheduleAlgorithm taskScheduleAlgorithm) {
super(startDate, chartDateGrid);
myTask = task;
myUiFacade = uiFacade;
myTaskScheduleAlgorithm = taskScheduleAlgorithm;
}
protected void updateTooltip(MouseEvent e) {
if (myLastNotes == null) {
myLastNotes = new TaskInteractionHintRenderer("", e.getX(), e.getY());
}
myLastNotes.setText(getNotesText());
myLastNotes.setX(e.getX());
}
protected Task getTask() {
return myTask;
}
public void finish(final TaskMutator mutator) {
mutator.setIsolationLevel(TaskMutator.READ_COMMITED);
myUiFacade.getUndoManager().undoableEdit("Task boundary changed", new Runnable() {
@Override
public void run() {
doFinish(mutator);
}
});
}
private void doFinish(TaskMutator mutator) {
mutator.commit();
myLastNotes = null;
try {
myTaskScheduleAlgorithm.run();
} catch (TaskDependencyException e) {
if (!GPLogger.log(e)) {
e.printStackTrace(System.err);
}
myUiFacade.showErrorDialog(e);
}
myUiFacade.getActiveChart().reset();
}
@Override
public void paint(Graphics g) {
if (myLastNotes != null) {
myLastNotes.paint((Graphics2D)g);
}
}
protected abstract String getNotesText();
}