Shunping Han
http://blog.csdn.net/wenximalong/
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material
mario.css
.gamediv{
width: 500px;
height: 400px;
background-color: pink;
}
/*Table style*/
.controlcenter{
width: 200px;
height: 200px;
border: 1px solid red;
}
mario.html
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<link rel="stylesheet" type="text/css" href="mario.css" />
<head>
<script language="javascript">
//Design Mario class
function Mario(){
this.x=0;
this.y=0;
//move clockwise 0->up 1->right 2->down 3->left
this.move=function(direct){
switch(direct){
case 1:
//window.alert("mario move right");
//Here in order to change the left and top of img, we need to get the img element. DOM programming using javascript is required. img object
var mymario=document.getElementById('mymario');
//Remove the top value of img
//window.alert(mymario.style.top);
//How to remove 50px px
var top=mymario.style.top;
//px occupies two, ie lenght-2
//window.alert(top.substr(0,top.length-2));
//It's still a string now, it needs to be converted to a value to add or subtract
top=parseInt(top.substr(0,top.length-2));
//window.alert(top);
mymario.style.top=(top+2)+"px"; //Start to move 2px, see how to splicing, conversion between strings and values
//At this point, mario can move down, and comment out the above print and debug output code
break;
}
}
}
//Create Mario object
var mario = new Mario ();
// global function
function marioMove(direct){
switch(direct){
case 1:
mario.move(direct);
break;
case 0:
break;
case 2:
break;
case 3:
break;
}
}
</script>
</head>
<body>
<div class="gamediv">
<img id="mymario" src="mario.jpg" >
Ask again:
(1) Mario touches the boundary to give a hint
(2) Mario can find another object, such as a mushroom
Han Shunping_php from entry to master_video tutorial_study notes_source code illustration
Detailed page: http://www.verydemo.com/demo_c98_i22748.html