<!DOCTYPE HTML>
<html>
<head>
<title>pixi.js example 8 Dragging</title>
<style>
body {
margin: 0;
padding: 0;
background-color: #FFFFFF;
}
</style>
<script src="../../bin/pixi.dev.js"></script>
</head>
<body>
<script>
// create an new instance of a pixi stage
var stage = new PIXI.Stage(0x97c56e, true);
// create a renderer instance
var renderer = PIXI.autoDetectRenderer(window.innerWidth, window.innerHeight, null);
// add the renderer view element to the DOM
document.body.appendChild(renderer.view);
renderer.view.style.position = "absolute";
renderer.view.style.top = "0px";
renderer.view.style.left = "0px";
requestAnimFrame( animate );
// create a texture from an image path
var texture = PIXI.Texture.fromImage("bunny.png");
for (var i=0; i < 10; i++)
{
createBunny(Math.random() * window.innerWidth, Math.random() * window.innerHeight)
};
function createBunny(x, y)
{
// create our little bunny friend..
var bunny = new PIXI.Sprite(texture);
// enable the bunny to be interactive.. this will allow it to respond to mouse and touch events
bunny.interactive = true;
// this button mode will mean the hand cursor appears when you rollover the bunny with your mouse
bunny.buttonMode = true;
// center the bunnys anchor point
bunny.anchor.x = 0.5;
bunny.anchor.y = 0.5;
// make it a bit bigger, so its easier to touch
bunny.scale.x = bunny.scale.y = 3;
// use the mousedown and touchstart
bunny.mousedown = bunny.touchstart = function(data)
{
// stop the default event...
data.originalEvent.preventDefault();
// store a reference to the data
// The reason for this is because of multitouch
// we want to track the movement of this particular touch
this.data = data;
this.alpha = 0.9;
this.dragging = true;
};
// set the events for when the mouse is released or a touch is released
bunny.mouseup = bunny.mouseupoutside = bunny.touchend = bunny.touchendoutside = function(data)
{
this.alpha = 1
this.dragging = false;
// set the interaction data to null
this.data = null;
};
// set the callbacks for when the mouse or a touch moves
bunny.mousemove = bunny.touchmove = function(data)
{
if(this.dragging)
{
var newPosition = this.data.getLocalPosition(this.parent);
this.position.x = newPosition.x;
this.position.y = newPosition.y;
}
}
// move the sprite to its designated position
bunny.position.x = x;
bunny.position.y = y;
// add it to the stage
stage.addChild(bunny);
}
function animate() {
requestAnimFrame(animate);
// render the stage
renderer.render(stage);
}
</script>
</body>
</html>
