-
Notifications
You must be signed in to change notification settings - Fork 0
Expand file tree
/
Copy pathRectangle.java
More file actions
148 lines (134 loc) · 3.16 KB
/
Rectangle.java
File metadata and controls
148 lines (134 loc) · 3.16 KB
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
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
//HIDE
import java.awt.*;
import java.awt.geom.Rectangle2D;
public class Rectangle implements Shape
{
private Color color = Color.BLACK;
private boolean filled = false;
private double x;
private double y;
private double width;
private double height;
/**
Constructs an empty rectangle.
*/
public Rectangle()
{
x = 0;
y = 0;
width = 0;
height = 0;
}
/**
Constructs a rectangle.
@param x the leftmost x-coordinate
@param y the topmost y-coordinate
@param width the width
@param height the height
*/
public Rectangle(double x, double y, double width, double height)
{
this.x = x;
this.y = y;
this.width = width;
this.height = height;
}
/**
Gets the leftmost x-position of this rectangle.
@return the leftmost x-position
*/
public int getX()
{
return (int) Math.round(x);
}
/**
Gets the topmost y-position of this rectangle.
@return the topmost y-position
*/
public int getY()
{
return (int) Math.round(y);
}
/**
Gets the width of this rectangle.
@return the width
*/
public int getWidth()
{
return (int) Math.round(width);
}
/**
Gets the height of this rectangle.
@return the height
*/
public int getHeight()
{
return (int) Math.round(height);
}
/**
Moves this rectangle by a given amount.
@param dx the amount by which to move in x-direction
@param dy the amount by which to move in y-direction
*/
public void translate(double dx, double dy)
{
x += dx;
y += dy;
Canvas.getInstance().repaint();
}
/**
Resizes this rectangle both horizontally and vertically.
@param dw the amount by which to resize the width on each side
@param dw the amount by which to resize the height on each side
*/
public void grow(double dw, double dh)
{
width += 2 * dw;
height += 2 * dh;
x -= dw;
y -= dh;
Canvas.getInstance().repaint();
}
/**
Sets the color of this rectangle.
@param newColor the new color
*/
public void setColor(Color newColor)
{
color = newColor;
}
/**
Draws this rectangle.
*/
public void draw()
{
filled = false;
Canvas.getInstance().show(this);
}
/**
Fills this rectangle.
*/
public void fill()
{
filled = true;
Canvas.getInstance().show(this);
}
public String toString()
{
return "Rectangle[x=" + getX() + ",y=" + getY() + ",width=" + getWidth() + ",height=" + getHeight() + "]";
}
public void paintShape(Graphics2D g2)
{
Rectangle2D.Double rect = new Rectangle2D.Double(getX(), getY(),
getWidth(), getHeight());
g2.setColor(new Color((int) color.getRed(), (int) color.getGreen(), (int) color.getBlue()));
if (filled)
{
g2.fill(rect);
}
else
{
g2.draw(rect);
}
}
}