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package gui;
import java.awt.*;
import java.io.IOException;
import java.util.*;
import java.util.concurrent.ConcurrentHashMap;
import javax.swing.JPanel;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.Image;
class View extends JPanel implements Observer {
private static final long serialVersionUID = 1L;
static final int CAR_ICON_OFFSET = 40;
Model model;
ConcurrentHashMap<Long, Vehicle> vecCol =new ConcurrentHashMap<Long, Vehicle>();
boolean drawRange = true;
private boolean drawConnections = true;
transient Image bg;
View(Model model) throws IOException {
this.model = model;
this.setLayout(null);
this.setBackground(Color.WHITE);
}
public void addVehicles(Collection<Vehicle> vehicles){
for(Vehicle vec: vehicles){
addVehicle(vec);
}
}
public void addVehicle(Vehicle vehicle){
if(!vecCol.containsKey(vehicle.getVechicleID())){
Dimension size = vehicle.getPreferredSize();
vehicle.setBounds(1, 1, size.width, size.height);
add(vehicle);
vecCol.put(vehicle.getVechicleID(),vehicle);
vehicle.GridSizeChanged();
}
}
transient Graphics2D g2;
@Override
public void paintComponent(Graphics g) {
super.paintComponent( g );
g2 = (Graphics2D) g;
if(drawRange){
g2.setStroke(new BasicStroke(2));
for (Iterator<Vehicle> it = vecCol.values().iterator(); it.hasNext();) {
Vehicle vec = it.next();
int circleSize = vec.GetRange();
g.setColor(vec.getCarColor());
//draw range
g2.drawOval(vec.GetPosition().x - ((circleSize/2) - CAR_ICON_OFFSET), vec.GetPosition().y - (circleSize/2) + CAR_ICON_OFFSET, circleSize, circleSize);
}
}
if(drawConnections){
g2.setStroke(new BasicStroke(4));
HashSet<Long> connected;
Point connVec;
Vehicle vec;
//for all vehicles
for (Iterator<Vehicle> it = vecCol.values().iterator(); it.hasNext();) {
vec = it.next();
//get connections to other vehicles
connected = model.getConnectedVehicles(vec.getVechicleID());
for(Long connVecId : connected){
connVec = vecCol.get(connVecId).GetPosition();
//draw connections
g2.setColor(Color.ORANGE);
g2.drawLine(connVec.x + CAR_ICON_OFFSET, connVec.y + CAR_ICON_OFFSET, vec.GetPosition().x + CAR_ICON_OFFSET, vec.GetPosition().y + CAR_ICON_OFFSET);
}
}
}
}
public void update(Observable obs, Object arg) {
//window resize
if(arg != null && arg == "limits"){
for (Iterator<Vehicle> it = vecCol.values().iterator(); it.hasNext();) {
Vehicle vec = it.next();
vec.GridSizeChanged();
}
}
if(arg != null && arg == "range"){
drawRange = !drawRange;
}
if(arg != null && arg == "connections"){
drawConnections = !drawConnections;
}
if(arg != null && arg == "newVehicle"){
addVehicles(model.getVehicles());
}
repaint();
}
}
¤ Dauer der Verarbeitung: 0.27 Sekunden
(vorverarbeitet)
¤
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