mirror of
https://github.com/ifengzp/cocos-awesome.git
synced 2024-12-26 03:39:22 +00:00
23 lines
760 B
TypeScript
23 lines
760 B
TypeScript
const { ccclass, property } = cc._decorator;
|
|
|
|
@ccclass
|
|
export default class Metaball extends cc.Component {
|
|
@property(cc.Node)
|
|
ball: cc.Node = null;
|
|
material: cc.Material = null;
|
|
|
|
onLoad() {
|
|
this.material = this.ball.getComponent(cc.Sprite).getMaterial(0);
|
|
this.touchStartPoint = cc.v2(this.ball.width / 2,this.ball.height/2);
|
|
this.ball.on(cc.Node.EventType.TOUCH_MOVE, this.touchMoveEvent, this);
|
|
}
|
|
|
|
touchStartPoint: cc.Vec2= null;
|
|
touchMoveEvent(evt: cc.Event.EventTouch) {
|
|
this.touchStartPoint = this.touchStartPoint.add(evt.getDelta());
|
|
const x = this.touchStartPoint.x;
|
|
const y = this.ball.height - this.touchStartPoint.y;
|
|
this.material.setProperty('u_point', [ x / this.ball.width, y / this.ball.height]);
|
|
}
|
|
}
|