City.java

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Mar 10th, 2015

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package com;
import java.awt.Color;
import java.awt.Graphics2D;
import java.awt.Rectangle;
import java.awt.image.BufferedImage;
import java.io.File;
import java.util.ArrayList;
import java.util.LinkedList;
import java.util.List;
import java.util.Queue;
import java.util.Random;
import javax.imageio.ImageIO;
public class City {
private static final Random rand = new Random();
public Area area;
public List<Area> areas = new ArrayList<>();
public City(Area area, int dist, int density, int densityMin, int densityMax) {
this.area = area;
Queue<Area> list = new LinkedList<>();
list.add(area);
while (!list.isEmpty()) {
Area current = list.remove();
int wval = get(densityMin, densityMax);
int hval = get(densityMin, densityMax);
if (current.w < wval || current.h < hval) {
areas.add(current);
if (get(0, 100) <= density) {
current.visible = true;
}
} else {
int woffs = (int) ((float) current.w / 100 * dist);
int hoffs = (int) ((float) current.h / 100 * dist);
int w = current.w / 2 + get(-woffs / 2, woffs / 2);
int h = current.h / 2 + get(-hoffs / 2, hoffs / 2);
list.add(new Area(current.x, current.y, w, h));
list.add(new Area(current.x + w, current.y, current.w - w, h));
list.add(new Area(current.x, current.y + h, w, current.h - h));
list.add(new Area(current.x + w, current.y + h, current.w - w, current.h - h));
}
}
for (Area a : areas) {
a.fillObjects();
}
}
public void saveMap(String path) {
BufferedImage map = new BufferedImage(area.w + 1, area.h + 1, BufferedImage.TYPE_INT_RGB);
Graphics2D g = (Graphics2D) map.getGraphics();
g.setColor(new Color(0xBFBBBA));
g.fillRect(0, 0, area.w, area.h);
for (Area a : areas) {
if (a.visible) {
g.setColor(new Color(0x636B77));
g.drawRect(a.x, a.y, a.w, a.h);
if (rand.nextInt(5) != 0) {
g.drawRect(a.x + 1, a.y + 1, a.w, a.h);
g.drawRect(a.x - 1, a.y - 1, a.w, a.h);
}
}
int or = 120 + rand.nextInt(5);
int og = 120 + rand.nextInt(5);
int ob = 120 + rand.nextInt(20);
g.setColor(new Color(or, og, ob, 255));
for (Rectangle r : a.objects) {
g.fillRect(r.x, r.y, r.width, r.height);
}
}
g.dispose();
try {
ImageIO.write(map, "png", new File(path));
} catch (Exception e) {
e.printStackTrace();
}
}
private int get(int x1, int x2) {
return x1 + rand.nextInt(x2 - x1 + 1);
}
}

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