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/*
* Copyright © 2014 Keith Packard <keithp@keithp.com>
*
* 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; version 2 of the License.
*
* 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 org.altusmetrum.altosuilib_2;
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import java.io.*;
import java.lang.Math;
import java.awt.geom.*;
import java.util.*;
import java.util.concurrent.*;
import org.altusmetrum.altoslib_4.*;
class PathPoint {
AltosUILatLon lat_lon;
int state;
public PathPoint(AltosUILatLon lat_lon, int state) {
this.lat_lon = lat_lon;
this.state = state;
}
public boolean equals(PathPoint other) {
if (other == null)
return false;
return lat_lon.equals(other.lat_lon) && state == other.state;
}
}
public class AltosUIMapPath {
LinkedList<PathPoint> points = new LinkedList<PathPoint>();
PathPoint last_point = null;
static public int stroke_width = 6;
public void paint(Graphics2D g, AltosUIMapTransform t) {
Point2D.Double prev = null;
g.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
RenderingHints.VALUE_ANTIALIAS_ON);
g.setStroke(new BasicStroke(stroke_width, BasicStroke.CAP_ROUND, BasicStroke.JOIN_ROUND));
for (PathPoint point : points) {
Point2D.Double cur = t.screen(point.lat_lon);
if (prev != null) {
Line2D.Double line = new Line2D.Double (prev, cur);
Rectangle bounds = line.getBounds();
if (g.hitClip(bounds.x, bounds.y, bounds.width, bounds.height)) {
if (0 <= point.state && point.state < AltosUIMap.stateColors.length)
g.setColor(AltosUIMap.stateColors[point.state]);
else
g.setColor(AltosUIMap.stateColors[AltosLib.ao_flight_invalid]);
g.draw(line);
}
}
prev = cur;
}
}
public AltosUIMapRectangle add(double lat, double lon, int state) {
PathPoint point = new PathPoint(new AltosUILatLon (lat, lon), state);
AltosUIMapRectangle rect = null;
if (!point.equals(last_point)) {
if (last_point != null)
rect = new AltosUIMapRectangle(last_point.lat_lon, point.lat_lon);
points.add (point);
last_point = point;
}
return rect;
}
public void clear () {
points = new LinkedList<PathPoint>();
}
}
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