Polygon2D | Codetter（こーどったー）

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
package com.tatesuke.physicsdraw.base;
import java.awt.Rectangle;
import java.awt.Shape;
import java.awt.geom.AffineTransform;
import java.awt.geom.GeneralPath;
import java.awt.geom.PathIterator;
import java.awt.geom.Point2D;
import java.awt.geom.Rectangle2D;
public class Polygon2D implements Shape {
    private GeneralPath path = new GeneralPath();
    public Polygon2D(Point2D... point) {
        path.moveTo(point[0].getX(), point[0].getY());
        for (int i=1; i<point.length; i++) {
            path.lineTo(point[i].getX(), point[i].getY());
        }
        path.lineTo(point[0].getX(), point[0].getY());
    }
    @Override
    public boolean contains(Point2D p) {
        return path.contains(p);
    }
    @Override
    public boolean contains(Rectangle2D r) {
        return path.contains(r);
    }
    @Override
    public boolean contains(double x, double y) {
        return path.contains(x, y);
    }
    @Override
    public boolean contains(double arg0, double arg1, double arg2, double arg3) {
        return contains(arg0, arg1, arg2, arg3);
    }
    @Override
    public Rectangle getBounds() {
        return path.getBounds();
    }
    @Override
    public Rectangle2D getBounds2D() {
        return path.getBounds2D();
    }
    @Override
    public PathIterator getPathIterator(AffineTransform arg0) {
        return path.getPathIterator(arg0);
    }
    @Override
    public PathIterator getPathIterator(AffineTransform at, double flatness) {
        return path.getPathIterator(at, flatness);
    }
    @Override
    public boolean intersects(Rectangle2D r) {
        return path.intersects(r);
    }
    @Override
    public boolean intersects(double x, double y, double w, double h) {
        return path.intersects(x, y, w, h);
    }
}
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX