日期:2014-05-16 浏览次数:20429 次
/*水平翻转*/ .flipx { -moz-transform:scaleX(-1); -webkit-transform:scaleX(-1); -o-transform:scaleX(-1); transform:scaleX(-1); /*IE*/ filter:FlipH; } /*垂直翻转*/ .flipy { -moz-transform:scaleY(-1); -webkit-transform:scaleY(-1); -o-transform:scaleY(-1); transform:scaleY(-1); /*IE*/ filter:FlipV; } * {margin:0,0} .box{ margin:100px 300px; width:500px; height:300px; border:1px solid blue; background-color:#B4CDCD; position:absolute; } #pic{ position:absolute; left:0; top:0; border:1px solid red; } .ctrl{ margin:50px auto 0 auto; width:502px; text-align:center; }
function Dog() { this.move=function(n) { this.x=0; this.y=0; switch(n) { case 0: var p=document.getElementById('pic'); var top=p.currentStyle.top; top=parseInt(top.substr(0,top.length-2)); p.style.top=(top-10)+"px"; break; case 1: var p=document.getElementById('pic'); var top=p.currentStyle.top; top=parseInt(top.substr(0,top.length-2)); p.style.top=(top+10)+"px"; break case 2: var p=document.getElementById('pic'); var left=p.currentStyle.left; left=parseInt(left.substr(0,left.length-2)); p.style.left=(left+10)+"px"; break; case 3: var p=document.getElementById('pic'); var left=p.currentStyle.left; left=parseInt(left.substr(0,left.length-2)); p.style.left=(left-10)+"px"; break } } } var dog=new Dog(); function move(n) { switch(n) { case 0: dog.move(n); break case 1: dog.move(n); break case 2: dog.move(n); break case 3: dog.move(n); break } }
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> <html> <head> <script type="text/javascript" src="./js/js.js" ></script> <link rel="stylesheet" type="text/css" href="./css/css.css" /> </head> <body> <div class="box"><img id="pic" class="flipx" src="./img/dog.gif" /></div> <div class="ctrl"> <input type="button" name="up" value="上" onclick="move(0)" /> <input type="button" name="down" value="下" onclick="move(1)" /> <input type="button" name="left" value="左" onclick="move(2)" /> <input type="button" name="right" value="右" onclick="move(3)" /> </div> </body> </html>