郁悶到不知錯(cuò)哪里..
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>無標(biāo)題文檔</title>
</head>
<body>
<canvas id="canvas" style="display:block;margin:50px auto;"></canvas>
? ??
? ? <script src="canvas/源文件/digit.js"></script>
? ? <script src="canvas/js/countdown.js"></script>
??
</body>
</html>
// JavaScript Document
var WINDOW_WIDTH=1024;
var WINDOW_HEIGHT=768;//方便以后修改
var RADIUS=8;
window.onload = function(){
? ? var canvas = document.getElementById('canvas');
? ? var context = canvas.getContext("2d");
? ? canvas.width = WINDOW_WIDTH;
? ? canvas.height = WINDOW_HEIGHT;
? ? render( context )
}
function render(cxt){
var hours=12;
var minutes=34;
var second=56;
renderDigit(0,0,paseInt(hours/10),cxt)
}
function renderDigit( x , y , num , cxt ){
? ? cxt.fillStyle = "rgb(0,102,153)";
? ? 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 ){
? ? ? ? ? ? ? ? cxt.beginPath();
? ? ? ? ? ? ? ? cxt.arc(x+j*2*(RADIUS+1)+(RADIUS+1) , y+i*2*(RADIUS+1)+(RADIUS+1) , RADIUS , 0 , 2*Math.PI )
? ? ? ? ? ? ? ? cxt.closePath()
? ? ? ? ? ? ? ? cxt.fill()
? ? ? ? ? ? }
}
}
}
2015-07-02
好了 我知道了，少了個(gè)r 在parseInt??！誰能告訴我找出BUG的簡(jiǎn)單方法?。。?！