/**
* Copyright (C) 2011, Laboratorio di Valutazione delle Prestazioni - Politecnico di Milano
* 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
package jmt.gui.jaba.label;
import java.awt.FontMetrics;
import java.awt.Graphics2D;
import java.awt.geom.Line2D;
import java.util.ArrayList;
import jmt.engine.jaba.DPoint;
/**
* This class places orderly (hopefully) the labels on the saturation
* sector graph
*
* @author Sebastiano Spicuglia
*
*/
public class Sectors2DPlacer extends LabelPlacer {
private static final int DISTANCE_BETWEEN_TWO_LABELS = 5;
public Sectors2DPlacer(ArrayList<String> labels, ArrayList<DPoint> points) {
super(labels, points);
}
public void place(Graphics2D g, int xCoord) {
int i;
int previousY, newY;
String l;
DPoint p;
FontMetrics fm;
p = points.get(0);
l = labels.get(0);
previousY = Integer.MAX_VALUE;
for (i = 0; i < labels.size(); i++) {
l = labels.get(labels.size() - i - 1);
p = points.get(points.size() - i - 1);
fm = g.getFontMetrics();
if (fm != null) {
if (p.getY() + fm.getStringBounds(l, g).getHeight()
+ DISTANCE_BETWEEN_TWO_LABELS > previousY) {
// overlapping
newY = (int) (previousY
- fm.getStringBounds(l, g).getHeight() - DISTANCE_BETWEEN_TWO_LABELS);
} else {
newY = (int) p.getY();
}
g.drawString(l, xCoord + 1,
(int) (newY + fm.getStringBounds(l, g).getHeight() / 4));
} else {
if (p.getY() + DISTANCE_BETWEEN_TWO_LABELS > previousY) {
// overlapping
newY = (int) (previousY - DISTANCE_BETWEEN_TWO_LABELS);
} else {
newY = (int) p.getY();
}
g.drawString(l, xCoord + 1, (int) (newY));
}
g.draw(new Line2D.Double(p.getX(), p.getY(), xCoord, newY));
previousY = newY;
}
}
}