之前的两篇文章：java实现两人五子棋游戏(二) 画出棋盘；java实现两人五子棋游戏(三) 画出棋子
前面，我们已经画好的棋盘和棋子，接下来，我们要通过鼠标点击屏幕获取落子位置并落子（先不考虑行棋方和胜负判断）。
步骤：
1）捕捉鼠标按下的位置
2）经过坐标变换（由像素位置->0-19的棋盘位置）
3）更新记录棋盘状态的二维数组
4）重新渲染绘制棋盘。
————-落子动作代码示例如下————–
一个棋子类chessman.java
?
|
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
|
package xchen.test.simplegobang;
public class chessman {
private int color;//1-white，0-black
private boolean placed = false;
public chessman(int color,boolean placed){
this.color=color;
this.placed=placed;
}
public boolean getplaced() {
return placed;
}
public void setplaced(boolean placed) {
this.placed = placed;
}
public int getcolor() {
return color;
}
public void setcolor(int color) {
this.color = color;
}
}
|
drawchessboard.java
?
|
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
161
162
163
|
package xchen.test.simplegobang;
import java.awt.graphics;
import java.awt.graphics2d;
import java.awt.radialgradientpaint;
import java.awt.image;
import java.awt.toolkit;
import java.awt.event.mouseevent;
import java.awt.event.mouselistener;
import java.awt.color;
import javax.swing.jpanel;
public class drawchessboard extends jpanel implements mouselistener{
final static int black=0;
final static int white=1;
public int chesscolor = black;
int chessman_width=30;
public image boardimg;
final private int rows = 19;
chessman[][] chessstatus=new chessman[rows+1][rows+1];
public drawchessboard() {
boardimg = toolkit.getdefaulttoolkit().getimage("res/drawable/chessboard2.png");
if(boardimg == null)
system.err.println("png do not exist");
addmouselistener(this);
}
@override
protected void paintcomponent(graphics g) {
// todo auto-generated method stub
system.out.println("draw!!");
super.paintcomponent(g);
int imgwidth = boardimg.getheight(this);
int imgheight = boardimg.getwidth(this);
int fwidth = getwidth();
int fheight= getheight();
int x=(fwidth-imgwidth)/2;
int y=(fheight-imgheight)/2;
int span_x=imgwidth/rows;
int span_y=imgheight/rows;
g.drawimage(boardimg, x, y, null);
//画横线
for(int i=0;i<rows;i++)
{
g.drawline(x, y+i*span_y, fwidth-x,y+i*span_y);
}
//画竖线
for(int i=0;i<rows;i++)
{
g.drawline(x+i*span_x, y, x+i*span_x,fheight-y);
}
//画棋子
for(int i=0;i<rows+1;i++)
{
for(int j=0;j<rows+1;j++)
{
if(chessstatus[i][j]!=null&&chessstatus[i][j].getplaced()==true)
{
system.out.println("draw chessman "+i+" "+j);
int pos_x=x+i*span_x;
int pos_y=y+j*span_y;
float radius_b=40;
float radius_w=80;
float[] fractions = new float[]{0f,1f};
java.awt.color[] colors_b = new java.awt.color[]{color.black,color.white};
color[] colors_w = new color[]{color.white,color.black};
radialgradientpaint paint;
if(chessstatus[i][j].getcolor()==1)
{
system.out.println("draw white chess");
paint = new radialgradientpaint(pos_x-chessman_width/2f, pos_y-chessman_width/2f, radius_w*2, fractions, colors_w);
}else{
system.out.println("draw black chess");
paint = new radialgradientpaint(pos_x-chessman_width/2f, pos_y-chessman_width/2f, radius_b*2, fractions, colors_b);
}
((graphics2d)g).setpaint(paint);
((graphics2d)g).filloval(pos_x-chessman_width/2,pos_y-chessman_width/2,chessman_width,chessman_width);
}
}
}
}
@override
//当用户按下鼠标按钮时发生
public void mousepressed(mouseevent e) {
int point_x=e.getx();
int point_y=e.gety();
int imgwidth = boardimg.getheight(this);
int imgheight = boardimg.getwidth(this);
int fwidth = getwidth();
int fheight= getheight();
int x=(fwidth-imgwidth)/2;
int y=(fheight-imgheight)/2;
int span_x=imgwidth/rows;
int span_y=imgheight/rows;
system.out.println("press");
int status_x = 0;
int status_y = 0;
if(point_x>=x && point_x<=x+imgwidth && point_y>=y && point_y <= y+imgheight)
{
system.out.println("合法");
for(int i=0;i<rows+1;i++)
{
if(point_x>=x-chessman_width/2+1+i*span_x)
{
if(point_x<=x+chessman_width/2-1+i*span_x)//如果是width/2会在中间点出现两个匹配值
{
system.out.println("point x "+i+" "+point_x+" "+(x-chessman_width/2+i*span_x)+" "+(x+chessman_width/2+i*span_x));
status_x = i;
}
}
}
for(int i=0;i<rows+1;i++)
{
if(point_y>=y-chessman_width/2+1+i*span_y)
{
if(point_y <= y+chessman_width/2-1+i*span_y)
{
system.out.println("point y "+i+" "+point_y+" "+(y-chessman_width/2+1+i*span_y)+" "+(y+chessman_width/2-1+i*span_y));
status_y = i;
}
}
}
chessman chessman = new chessman(black, true);
chessstatus[status_x][status_y]=chessman;
repaint();
}
system.out.println(status_x+" "+status_y+" "+chessstatus[status_x][status_y].getcolor()+" "+chessstatus[status_x][status_y].getplaced());
}
@override
//当用户按下并松开鼠标按钮时发生
public void mouseclicked(mouseevent e) {
// todo auto-generated method stub
}
@override
public void mousereleased(mouseevent e) {
// todo auto-generated method stub
}
@override
public void mouseentered(mouseevent e) {
// todo auto-generated method stub
}
@override
public void mouseexited(mouseevent e) {
// todo auto-generated method stub
}
}
|
主模块代码不变
?
|
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
|
package xchen.test.simplegobang;
import java.awt.container;
import javax.swing.jframe;
import xchen.test.simplegobang.drawchessboard;
public class main extends jframe{
private drawchessboard drawchessboard;
public main() {
drawchessboard = new drawchessboard();
//frame标题
settitle("单机五子棋");
container containerpane =getcontentpane();
containerpane.add(drawchessboard);
}
public static void main(string[] args) {
main m = new main();
m.setsize(800, 800);
m.setvisible(true);
}
}
|
运行一下
以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持快网idc。
原文链接：https://blog.csdn.net/v_xchen_v/article/details/53438858
相关文章
猜你喜欢
- 个人网站搭建：如何挑选具有弹性扩展能力的服务器？ 2025-06-10
- 个人服务器网站搭建：如何选择适合自己的建站程序或框架？ 2025-06-10
- 64M VPS建站：能否支持高流量网站运行？ 2025-06-10
- 64M VPS建站：怎样选择合适的域名和SSL证书？ 2025-06-10
- 64M VPS建站：怎样优化以提高网站加载速度？ 2025-06-10
