DoomsdayRescue/assets/script/framework/utils/ClickMove.ts

const {ccclass, property} = cc._decorator;

@ccclass
export default class ClickMove extends cc.Component {

    protected onLoad(): void {
        this.node.on(cc.Node.EventType.TOUCH_MOVE, this._onTouchMove, this);
    }

    _onTouchMove(e) {
        this.node.setPosition(this.node.getPosition().add(e.getDelta()));
    }
}