-
Notifications
You must be signed in to change notification settings - Fork 2
/
clock.html
175 lines (166 loc) · 5.21 KB
/
clock.html
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
164
165
166
167
168
169
170
171
172
173
174
175
<!DOCTYPE html>
<html lang="en" style="height:100%;">
<head>
<meta charset="UTF-8">
<title>Document</title>
</head>
<body style="height:100%;margin:0;padding:0;">
<canvas id="canvas" style="height:100%">请升级浏览器</canvas>
<script type="text/javascript" src="digit.js"></script>
<script type="text/javascript">
//设置时间
var curShowTimeSeconds=0;
//存储数字上生成小球
var balls=[];
const colors=["#5520EB","#03FFA1","#090909","#F01E1E","#D0F01E","#1ED0F0","#FFC666","#8C7F93","#626262","#2ABB6A"];
window.onload=function(){
WINDOW_WIDTH=document.body.clientWidth;
WINDOW_HEIGHT=document.body.clientHeight;
MARGIN_LEFT=Math.round(WINDOW_WIDTH/10);
RADIUS=Math.round(WINDOW_WIDTH*4/5/108)-1;
MARGIN_TOP=Math.round(WINDOW_HEIGHT/5);
var canvas=document.getElementById("canvas");
canvas.width=WINDOW_WIDTH;
canvas.height=WINDOW_HEIGHT;
var context=canvas.getContext("2d");
curShowTimeSeconds=getCurrentShowTimeSeconds();
//reader(context)
//动画函数
setInterval(
function(){
reader(context);
update();
}
,
40
);
}
function getCurrentShowTimeSeconds(){
var curTime=new Date();
var ret=curTime.getHours()*3600+curTime.getMinutes()*60+curTime.getSeconds();
return ret>0? ret:0;
}
function update(){
var nextShowTimeSeconds=getCurrentShowTimeSeconds();
var nextHours=parseInt(nextShowTimeSeconds/3600);
var nextMinutes=parseInt((nextShowTimeSeconds-nextHours*3600)/60);
var nextSeconds=nextShowTimeSeconds%60;
var curHours=parseInt(curShowTimeSeconds/3600);
var curMinutes=parseInt((curShowTimeSeconds-curHours*3600)/60);
var curSeconds=curShowTimeSeconds%60;
if(nextSeconds!=curSeconds){
//对小时
//十位数进行判断
if(parseInt(curHours/10)!=parseInt(nextHours/10)){
//加小球(位置,数字)
addBalls(MARGIN_LEFT+0,MARGIN_TOP,parseInt(curHours/10));
}
//个位数
if(parseInt(curHours%10)!=parseInt(nextHours%10)){
addBalls(MARGIN_LEFT+15*(RADIUS+1),MARGIN_TOP,parseInt(curHours%10));
}
//对分钟
if(parseInt(curMinutes/10)!=parseInt(nextMinutes/10)){
addBalls(MARGIN_LEFT+39*(RADIUS+1),MARGIN_TOP,parseInt(curMinutes/10));
}
if(parseInt(curMinutes%10)!=parseInt(nextMinutes%10)){
addBalls(MARGIN_LEFT+54*(RADIUS+1),MARGIN_TOP,parseInt(curMinutes%10));
}
//对秒数
if(parseInt(curSeconds/10)!=parseInt(nextSeconds/10)){
addBalls(MARGIN_LEFT+78*(RADIUS+1),MARGIN_TOP,parseInt(curSeconds/10));
}
if(parseInt(curSeconds%10)!=parseInt(nextSeconds%10)){
addBalls(MARGIN_LEFT+93*(RADIUS+1),MARGIN_TOP,parseInt(curSeconds%10));
}
//对时间
curShowTimeSeconds=nextShowTimeSeconds;
}
updateBalls();
// console.log(balls.length);
}
//小球运动
function updateBalls(){
var cnt=0;
for (var i = 0; i < balls.length; i++) {
balls[i].x+=balls[i].vx;
balls[i].y+=balls[i].vy;
balls[i].vy+=balls[i].g;
//碰撞检测
if(balls[i].y>=WINDOW_HEIGHT-RADIUS){
balls[i].y=WINDOW_HEIGHT-RADIUS;
//-速度衰减
balls[i].vy=-balls[i].vy*0.50;
}
}
//保留小球
var cnt=0;
for(var i = 0; i < balls.length; i++){
if( balls[i].x+RADIUS>0&&balls[i].x-RADIUS<WINDOW_WIDTH){
balls[cnt++]=balls[i];
}}
while(balls.length>Math.min(300,cnt)){
balls.pop();
}
}
//运动小球的信息声明
function addBalls(x,y,num){
for (var i = 0; i < digit[num].length; i++) {
for (var j = 0; j < digit[num][i].length; j++) {
if(digit[num][i][j]==1){
var aBall={
x:x+j*2*(RADIUS+1)+(RADIUS+1),
y:y+i*2*(RADIUS+1)+(RADIUS+1),
g:2.5+Math.random(),
//取-4或4
vx:Math.pow(-1,Math.ceil(Math.random()*1000))*4,
vy:-5,
color:colors[Math.floor(Math.random()*colors.length)],
}
balls.push(aBall);
}
}
}
}
function reader(cxt){
//刷新
cxt.clearRect(0,0,WINDOW_WIDTH,WINDOW_HEIGHT);
var hours=parseInt(curShowTimeSeconds/3600);
var minutes=parseInt((curShowTimeSeconds-hours*3600)/60);
var seconds=curShowTimeSeconds%60;
//开始位置,要绘制的数(一位一位),上下文环境
renderDigit(MARGIN_LEFT,MARGIN_TOP,parseInt(hours/10),cxt);
renderDigit(MARGIN_LEFT+15*(RADIUS+1),MARGIN_TOP,parseInt(hours%10),cxt);
renderDigit(MARGIN_LEFT+30*(RADIUS+1),MARGIN_TOP,10,cxt);
renderDigit(MARGIN_LEFT+39*(RADIUS+1),MARGIN_TOP,parseInt(minutes/10),cxt);
renderDigit(MARGIN_LEFT+54*(RADIUS+1),MARGIN_TOP,parseInt(minutes%10),cxt);
renderDigit(MARGIN_LEFT+69*(RADIUS+1),MARGIN_TOP,10,cxt);
renderDigit(MARGIN_LEFT+78*(RADIUS+1),MARGIN_TOP,parseInt(seconds/10),cxt);
renderDigit(MARGIN_LEFT+93*(RADIUS+1),MARGIN_TOP,parseInt(seconds%10),cxt);
//绘制小球
for (var i = 0; i < balls.length; i++) {
cxt.fillStyle=balls[i].color;
cxt.beginPath();
cxt.arc(balls[i].x,balls[i].y,RADIUS,0,2*Math.PI,true);
cxt.closePath();
cxt.fill();
}
}
function renderDigit(x,y,num,cxt){
//设置个状态,来个颜色
cxt.fillStyle="rgb(0,102,153)";
//遍历
for (var i = 0; i < digit[num].length; i++) {
for (var j = 0; j < digit[num][i].length; j++) {
if(digit[num][i][j]==1){
//绘制圆
cxt.beginPath();
cxt.arc(x+j*2*(RADIUS+1)+(RADIUS+1),y+i*2*(RADIUS+1)+(RADIUS+1),RADIUS,0,2*Math.PI);
cxt.fill();
}
}
}
}
</script>
</body>
</html>