Java - Auda evento en codigo

   
Vista:

Auda evento en codigo

Publicado por Mario (1 intervención) el 27/10/2008 11:01:07
Hola, tengo este codigo de una pelota que rebota por la pantalla y me gustaria que cuand pusiera e raton encima se parara y caundo lo quitara que reanudara el movimiento. Es posible??. Gracias por anticipado.

un saludo

<html>

<head>
<title>Bola rebotando 3</title>
<p align="center"><b>Bola rebotando 3</b></p>

<script language="JavaScript">
<!-- hide script from old browsers

/*[*] SCRIPT: Bouncing Image Script COPYRIGHT: © 1999 Hass[*] AUTHOR: Lloyd Hassell EMAIL: lloydhass@hotmail.com[*] WWW: http://go.to/hass[*] Permission granted to Dynamicdrive.com to feature script in archive[*] Modified by Dynamicdrive.com for feature alteration[*] For this and 100's more DHTML scripts, visit http://dynamicdrive.com
*/

//Configure the below three variables (BallSpeed from 1 to 50, larger is faster)
var ballWidth = 40;
var ballHeight = 40;
var BallSpeed = 8;
var stopafter=0; //set time in seconds before ball disappears. Use 0 for never

var maxBallSpeed = 50;
var xMax;
var yMax;
var xPos = 0;
var yPos = 0;
var xDir = 'right';
var yDir = 'down';
var superballRunning = true;
var tempBallSpeed;
var currentBallSrc;
var newXDir;
var newYDir;

function stopit(){
clearTimeout(doit)
if (document.getElementById)
document.getElementById("superball").style.visibil ity="hidden"
else if (document.all)
document.all("superball").style.visibility = "hidden";
else
document.layers["superball"].visibility = "hide";
}

function initializeBall() {
if (document.all) {
xMax = document.body.clientWidth
yMax = document.body.clientHeight
document.all("superball").style.visibility = "visible";
}
else if (document.layers||document.getElementById) {
xMax = window.innerWidth-14;
yMax = window.innerHeight;
if (document.getElementById)
document.getElementById("superball").style.visibil ity="visible"
else
document.layers["superball"].visibility = "show";
}
setTimeout('moveBall()',400);
if (stopafter>0)
setTimeout("stopit()",stopafter*1000)
}

function moveBall() {
if (superballRunning == true) {
calculatePosition();
if (document.all) {
document.all("superball").style.left = xPos + document.body.scrollLeft;
document.all("superball").style.top = yPos + document.body.scrollTop;
}
else if (document.layers) {
document.layers["superball"].left = xPos + pageXOffset;
document.layers["superball"].top = yPos + pageYOffset;
}
else if (document.getElementById) {
document.getElementById("superball").style.left = xPos + pageXOffset;
document.getElementById("superball").style.top = yPos + pageYOffset;
}
doit=setTimeout('moveBall()',30);
}
}

function calculatePosition() {
if (xDir == "right") {
if (xPos > (xMax - ballWidth - BallSpeed)) {
xDir = "left";
}
}
else if (xDir == "left") {
if (xPos < (0 + BallSpeed)) {
xDir = "right";
}
}
if (yDir == "down") {
if (yPos > (yMax - ballHeight - BallSpeed)) {
yDir = "up";
}
}
else if (yDir == "up") {
if (yPos < (0 + BallSpeed)) {
yDir = "down";
}
}
if (xDir == "right") {
xPos = xPos + BallSpeed;
}
else if (xDir == "left") {
xPos = xPos - BallSpeed;
}
else {
xPos = xPos;
}
if (yDir == "down") {
yPos = yPos + BallSpeed;
}
else if (yDir == "up") {
yPos = yPos - BallSpeed;
}
else {
yPos = yPos;
}
}

if (document.all||document.layers||document.getElemen tById){
window.onload = initializeBall;
window.onresize = new Function("window.location.reload()");
}

// end hiding from old browsers -->
</script>

<style type="text/css">

#superball {
position:absolute;
left:0;
top:0;
visibility:hide;
visibility:hidden;
width:40;
height:40;
}

</style>
</head>

<BODY style="font-family: Verdana">
<span id="superball"><a href="http://www.dynamicdrive.com"><img name="superballImage" src="superball.gif" height="40" width="40" border="0"></a></span>

<p align="center">Imágenes:<br>
<a href="superball.gif">superball.gif</a></p>

</body>

</html>
Valora esta pregunta
Me gusta: Está pregunta es útil y esta claraNo me gusta: Está pregunta no esta clara o no es útil
0
Responder