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qq_素花之年多余的解釋_04264913 2017-03-01 11:32:18

<!DOCTYPE?html> <html> <head> <meta?charset="UTF-8"> <title>canvs的繪圖開始</title> <style> body{ padding:?10px; } .all_bg{ width:?800px; height:?600px; margin:?0?auto; } #allcanvas{ position:?relative; width:?800px; height:?600px; margin:?0px; } #canvas1{ position:?absolute; bottom:?0; left:?0; z-index:?1; } #cancas2{ position:?absolute; bottom:?0; left:?0; z-index:?0; } </style> </head> <body> <div?class="all_bg"> <div?id="allcanvas"> <canvas?id="canvas1"?width="800"?height="600"></canvas> <canvas?id="cancas2"?width="800"?height="600"></canvas> </div> </div> <script?type="text/javascript"??src="js/commonFunctions.js"></script> <script?type="text/javascript"?src="js/main.js"></script> <script?type="text/javascript"?src="js/background.js"></script> <script?type="text/javascript"?src="js/ane.js"></script> <script?type="text/javascript"?src="js/fruit.js"></script> </body> </html>

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qq_素花之年多余的解釋_04264913

TA貢獻2條經(jīng)驗獲得超0個贊

var?can1;
var?can2;

var?canWidth;
var?canHeight;

var?ctx1;
var?ctx2;

var?lastTime;
var?detaTime;

var?bgPic=?new?Image();
document.body.onload?=?game;


var?ane;??///???hai??kui???zhong??zi

var?fruit;??//果實

function?game()?{
	
	init()
??gameloop()
	lastTime?=?Date.now();
	detaTime?=?0;
	?
}

??function?init(){
??	//初始化?
????can1?=document.getElementById('canvas1');??//shang
????ctx1?=can1.getContext('2d');
????can2?=document.getElementById('cancas2');??///xia
????ctx2?=can2.getContext('2d');
???bgPic.src?="src/background.jpg"
???canWidth?=?can1.width;
???canHeight?=?can1.height;
???ane?=?new?aneObj();
???ane.init();
???console.log("a")


???
???fruit?=?new?fruitObj();
???fruit.init();
??	
??}

function??gameloop(){
	
???window.requestAnimationFrame(gameloop);
????var?now?=Date.now();
????????detaTime?=now-lastTime;
????????lastTime?=?now;
????????drawBackground();????//bf???img?
?????????ane.draw();////hai??kui??yinru
????????fruitMonitor();??//?？???果實的變化?控制
?????????fruit.draw();

}

反對回復 2017-03-01