我有以下代码应该在鼠标悬停时放大形状,然后在鼠标悬停时将其缩放回原始大小。我有几个问题:
- 如何更改秤量?
- 如何在特定时间结束动画?
- 如何在不引起故障的情况下执行 1 和 2。
- 当鼠标指针快速经过形状时,一些帧会突然跳跃。我该如何解决?
我所需要的只是一个形状,当它被鼠标悬停时会慢慢变大,然后在鼠标离开时恢复到原来的大小。
<div id="container"></div>
<script src="js/kinetic.min.js" charset="utf-8"></script>
<script defer="defer" type="text/javascript">
function zoomHex() {
}
var stage = new Kinetic.Stage({
container: 'container',
width: 500,
height: 500
});
var shapesLayer = new Kinetic.Layer();
var hex = new Kinetic.RegularPolygon({
x: 250,
y: 250,
sides: 6,
radius: 80,
fill: '#00D2FF',
stroke: '#00D2FF',
strokeWidth: 30,
lineJoin: 'round'
});
var zoomIn = new Kinetic.Animation(function(frame) {
var period = 1000;
var duration = 1000;
zoomAmount = 1;
var scale =frame.time / period;
hex.setScale(frame.time / period + zoomAmount);
if(frame.time > duration) {
zoomIn.stop();
this.frame.time = 0;
}
}, shapesLayer);
var zoomOut = new Kinetic.Animation(function(frame) {
var period = 1000;
var duration = 1000;
zoomAmount = 2;
hex.setScale(frame.time / period - zoomAmount);
if(frame.time > duration) {
zoomOut.stop();
this.frame.time = 0;
}
}, shapesLayer);
hex.on('mouseover', function() {
zoomIn.start();
//zoomIn.stop();
});
hex.on('mouseleave', function() {
zoomOut.start();
//zoomOut.stop();
});
shapesLayer.add(hex);
stage.add(shapesLayer);
</script>