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86 lines
2.6 KiB
86 lines
2.6 KiB
import { _decorator, CCInteger, Color, Component, Node, PolygonCollider2D, RigidBody2D, Sprite } from 'cc';
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const { ccclass, property } = _decorator;
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/** 木板脱离屏幕后销毁的 Y 阈值（本地坐标） */
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const BOARD_FALL_DESTROY_Y = -1000;
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/** 螺丝全部拔完后木板掉落时的整体色调 */
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const BOARD_FALL_GRAY = '#646464';
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/**木板子元素*/
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@ccclass('Aelement')
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export class Aelement extends Component {
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@property(CCInteger)
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aelementHoleNum: number = 2;
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/** 木板上尚未脱落的螺丝数量 */
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private _remainingScrews = 0;
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/** 螺丝全部脱落后，开始检测木板掉落 */
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private _fallCheckEnabled = false;
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/** 木板是否已进入掉落态（置灰），不再参与遮挡其它螺丝 */
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get isFalling(): boolean {
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return this._fallCheckEnabled;
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}
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/** 获取木板上所有孔洞节点（孔洞1、孔洞2…） */
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getHoleNodes(): Node[] {
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return this.node.children
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.filter((c) => c.name.startsWith('孔洞'))
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.sort((a, b) => a.name.localeCompare(b.name, 'zh'));
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}
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/** 生成螺丝后登记数量 */
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initScrewCount(count: number) {
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this._remainingScrews = count;
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this._fallCheckEnabled = false;
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}
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/** 螺丝从木板上脱落（弹出或消除）时由 LuosiDing 调用 */
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onScrewLeft() {
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if (this._remainingScrews <= 0) return;
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this._remainingScrews--;
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if (this._remainingScrews <= 0) {
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this._fallCheckEnabled = true;
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this._applyFallGrayColor();
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}
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}
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/** 螺丝拔完开始掉落时，将木板及子节点 Sprite 整体置灰 */
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private _applyFallGrayColor() {
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const gray = new Color().fromHEX(BOARD_FALL_GRAY);
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const visit = (n: Node) => {
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const sp = n.getComponent(Sprite);
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if (sp) sp.color = gray;
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for (const child of n.children) visit(child);
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};
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visit(this.node);
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}
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/** 开启木板刚体与多边形碰撞体（prefab 默认关闭，生成后再启用） */
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enablePhysics() {
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const rb = this.node.getComponent(RigidBody2D);
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if (rb){
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rb.enabled = true;
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//rb.gravityScale = 0.5
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rb.angularDamping = 0.8;
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}
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const poly = this.node.getComponent(PolygonCollider2D);
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if (poly) {
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poly.enabled = false;
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poly.enabled = true;
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}
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}
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update() {
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if (!this._fallCheckEnabled || !this.node?.isValid) return;
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if (this.node.position.y < BOARD_FALL_DESTROY_Y) {
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console.log('木板销毁完成');
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this.node.destroy();
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}
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}
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}
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