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
149
150
151
152
153
154
155
156
157
158
159
160
|
package jrummikub.view.impl;
import java.awt.Insets;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.awt.geom.Rectangle2D;
import java.util.Collections;
import javax.swing.JPanel;
import jrummikub.model.Position;
import jrummikub.model.Stone;
import jrummikub.util.Event1;
import jrummikub.util.Event2;
import jrummikub.util.Pair;
import jrummikub.view.IClickable;
import jrummikub.view.IStonePanel;
/**
* Base class for panels that draw stones
*/
@SuppressWarnings("serial")
abstract class AbstractStonePanel extends JPanel implements IStonePanel,
IClickable {
private StonePainter stonePainter;
private Event1<Position> clickEvent = new Event1<Position>();
private Event2<Stone, Boolean> stoneClickEvent = new Event2<Stone, Boolean>();
private Event2<Stone, Boolean> rangeClickEvent = new Event2<Stone, Boolean>();
private Event2<Stone, Boolean> setClickEvent = new Event2<Stone, Boolean>();
private Iterable<Pair<Stone, Position>> stones = Collections.emptySet();
/**
* @return the stone painter
*/
protected StonePainter getStonePainter() {
return stonePainter;
}
/**
* Create a new StonePanel with default scale factor
*/
public AbstractStonePanel() {
this(1);
}
/**
* Create a new StonePanel with a given scale factor
*
* @param scale
* the grid scale
*/
public AbstractStonePanel(float scale) {
super(false); // Unset double buffered
stonePainter = new StonePainter(scale);
addMouseListener(new MouseAdapter() {
@Override
public void mouseClicked(MouseEvent e) {
Insets insets = getInsets();
Pair<Integer, Integer> trans = getTranslation();
Position pos = stonePainter.calculatePosition(e.getX() - insets.left
- trans.getFirst(), e.getY() - insets.top - trans.getSecond());
Stone stone = getStoneAt(pos);
if (stone == null) {
if (!handleOtherClickEvent(pos))
clickEvent.emit(pos);
return;
}
Event2<Stone, Boolean> event = stoneClickEvent;
if (e.isShiftDown())
event = rangeClickEvent;
else if (e.getClickCount() >= 2)
event = setClickEvent;
event.emit(stone, e.isControlDown());
}
});
}
/**
* *Overwrite this method* to signal if special zone was clicked
*
* @param pos
* the clicked position
*
* @return special zone clicked
*/
protected boolean handleOtherClickEvent(Position pos) {
return false;
}
private Stone getStoneAt(Position pos) {
for (Pair<Stone, Position> entry : stones) {
Stone stone = entry.getFirst();
Position p = entry.getSecond();
Rectangle2D rect = new Rectangle2D.Float(p.getX(), p.getY(), 1, 1);
if (rect.contains(pos.getX(), pos.getY()))
return stone;
}
return null;
}
/**
* Sets the list of stones that can be clicked on
*
* @param stones
* the stones and positions
*/
protected void setStones(Iterable<Pair<Stone, Position>> stones) {
this.stones = stones;
}
/**
* Returns the translation in pixels the stones in this panel are painted with
*
* @return the translation
*/
protected Pair<Integer, Integer> getTranslation() {
return new Pair<Integer, Integer>(0, 0);
}
/**
* Returns the list of stones and positions currently set
*
* @return the stones
*/
protected Iterable<Pair<Stone, Position>> getStones() {
return stones;
}
@Override
public Event1<Position> getClickEvent() {
return clickEvent;
}
@Override
public Event2<Stone, Boolean> getStoneClickEvent() {
return stoneClickEvent;
}
@Override
public Event2<Stone, Boolean> getRangeClickEvent() {
return rangeClickEvent;
}
@Override
public Event2<Stone, Boolean> getSetClickEvent() {
return setClickEvent;
}
}
|
