347 lines
9.9 KiB
TypeScript
347 lines
9.9 KiB
TypeScript
import {
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_decorator,
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isValid,
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Node,
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VideoClip,
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UITransform,
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Vec3,
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VideoPlayer,
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Size,
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} from "cc";
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import Utils from "../../Main/Common/Utils";
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import li_BaseView from "../../Main/Common/li_BaseView";
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import ResManager from "../../Main/Manager/ResManager";
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const { ccclass, property } = _decorator;
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//场景背景层 - 视频模式
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@ccclass("SceneBgVideoLayer")
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export class SceneBgVideoLayer extends li_BaseView {
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private _nodeTab: any = {};
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private _data;
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static handle: SceneBgVideoLayer | null = null;
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private videoPlayer: VideoPlayer = null;
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private isPlaying: boolean = false;
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private currentVideoData: any = null;
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//----重写父类接口---------------------------------------
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onLoadCT() {
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Utils.parseNode(this.node, this._nodeTab);
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this.videoPlayer = this._nodeTab.videoPlayer.getComponent(VideoPlayer);
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if (!this.videoPlayer) {
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console.error("SceneBgVideoLayer: video节点未找到或没有VideoPlayer组件");
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}
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this.initVideoEvents();
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SceneBgVideoLayer.handle = this;
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}
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openUIDataCT(data: any): void {
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this._data = data;
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}
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/**初始化视频事件监听 */
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private initVideoEvents() {
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if (!this.videoPlayer) return;
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// 移除之前的事件监听器，避免重复绑定
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this.videoPlayer.node.off(
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VideoPlayer.EventType.READY_TO_PLAY,
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this.onVideoReadyToPlay,
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this
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);
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//this.videoPlayer.node.off(VideoPlayer.EventType.VIDEO_PLAYER_EVENT, this.onVideoEvent, this);
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// 添加新的事件监听
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this.videoPlayer.node.on(
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VideoPlayer.EventType.READY_TO_PLAY,
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this.onVideoReadyToPlay,
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this
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);
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// this.videoPlayer.node.on(VideoPlayer.EventType.VIDEO_PLAYER_EVENT, this.onVideoEvent, this);
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}
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//================== 公共 API 方法 ==================
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/**
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* 播放视频 - 统一的视频播放接口
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* @param path 视频路径
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* @param options 可选配置项
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* @param options.loop 是否循环播放，默认true
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* @param options.size 视频尺寸 {width, height}
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* @param options.position 视频位置 {x, y, z}
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* @param options.scale 视频缩放值
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* @param options.autoFill 是否自动填充到指定尺寸
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*/
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playVideo(
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path: string,
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options?: {
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loop?: boolean;
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size?: { width: number; height: number } | Size;
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position?: { x: number; y: number; z?: number } | Vec3;
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scale?: number | Vec3;
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}
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) {
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if (!this.videoPlayer) {
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console.error("SceneBgVideoLayer: VideoPlayer未初始化");
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return;
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}
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// 默认参数
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const config = {
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loop: options?.loop ?? true,
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size: options?.size,
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position: options?.position,
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scale: options?.scale,
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};
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// 先停止当前视频
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if (this.isPlaying) {
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this.stop();
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}
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// 加载本地视频资源
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ResManager.I.changeBundleVideo(
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this.videoPlayer,
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path,
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"Girls",
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(res: VideoClip) => {
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this.videoPlayer.loop = config.loop;
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// 设置锚点为中心，确保位置对齐
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const uiTransform = this.videoPlayer.node.getComponent(UITransform);
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if (uiTransform) {
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uiTransform.setAnchorPoint(0.5, 0.5);
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}
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// 应用位置设置（使用世界坐标）
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if (config.position) {
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const pos = config.position;
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if (pos instanceof Vec3) {
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this.videoPlayer.node.setWorldPosition(pos);
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} else {
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this.videoPlayer.node.setWorldPosition(pos.x, pos.y, pos.z || 0);
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}
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}
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// 如果传入了目标尺寸，计算并应用缩放
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if (config.size && uiTransform) {
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// 获取视频的原始尺寸
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const videoWidth = uiTransform.contentSize.width;
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const videoHeight = uiTransform.contentSize.height;
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if (videoWidth > 0 && videoHeight > 0) {
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const targetWidth = config.size instanceof Size ? config.size.width : config.size.width;
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const targetHeight = config.size instanceof Size ? config.size.height : config.size.height;
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// 计算缩放比例（填满整个区域）
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const scaleX = targetWidth / videoWidth;
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const scaleY = targetHeight / videoHeight;
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const scale = Math.max(scaleX, scaleY);
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this.videoPlayer.node.setScale(new Vec3(scale, scale, 1));
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console.log(`SceneBgVideoLayer: 视频原始尺寸: ${videoWidth}x${videoHeight}, 目标尺寸: ${targetWidth}x${targetHeight}, 缩放: ${scale}`);
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} else {
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// 如果视频尺寸还未准备好，延迟重试
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this.scheduleOnce(() => {
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if (config.size && uiTransform) {
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const videoWidth = uiTransform.contentSize.width;
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const videoHeight = uiTransform.contentSize.height;
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if (videoWidth > 0 && videoHeight > 0) {
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const targetWidth = config.size instanceof Size ? config.size.width : config.size.width;
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const targetHeight = config.size instanceof Size ? config.size.height : config.size.height;
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const scaleX = targetWidth / videoWidth;
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const scaleY = targetHeight / videoHeight;
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const scale = Math.max(scaleX, scaleY);
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this.videoPlayer.node.setScale(new Vec3(scale, scale, 1));
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console.log(`SceneBgVideoLayer: (延迟) 视频原始尺寸: ${videoWidth}x${videoHeight}, 目标尺寸: ${targetWidth}x${targetHeight}, 缩放: ${scale}`);
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}
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}
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}, 0.1);
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}
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}
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// 如果显式传入了 scale 参数，覆盖自动计算的缩放
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else if (config.scale !== undefined) {
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this.setVideoScale(config.scale);
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}
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this.videoPlayer.play();
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this.isPlaying = true;
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console.log(`SceneBgVideoLayer: 播放视频 ${path}, 配置:`, config);
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}
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);
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}
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/**
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* 暂停视频
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*/
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pause() {
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if (this.videoPlayer && this.isPlaying) {
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this.videoPlayer.pause();
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console.log("SceneBgVideoLayer: 暂停视频");
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}
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}
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/**
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* 继续播放视频
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*/
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resume() {
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if (this.videoPlayer && !this.videoPlayer.isPlaying) {
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this.videoPlayer.play();
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console.log("SceneBgVideoLayer: 继续播放视频");
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}
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}
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/**
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* 停止视频
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*/
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stop() {
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if (this.videoPlayer) {
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this.videoPlayer.stop();
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this.isPlaying = false;
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console.log("SceneBgVideoLayer: 停止视频");
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}
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}
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/**
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* 设置视频缩放
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* @param scale 缩放值（数字或Vec3）
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*/
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setVideoScale(scale: number | Vec3) {
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if (this.videoPlayer) {
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if (typeof scale === "number") {
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this.videoPlayer.node.setScale(new Vec3(scale, scale, 1));
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console.log(`SceneBgVideoLayer: 设置视频缩放 ${scale}`);
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} else {
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this.videoPlayer.node.setScale(scale);
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console.log(
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`SceneBgVideoLayer: 设置视频缩放 (${scale.x}, ${scale.y}, ${scale.z})`
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);
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}
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}
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}
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/**
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* 调整视频以填满指定区域
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* @param targetSize 目标尺寸
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* @param position 可选的位置
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*/
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adjustToFillArea(targetSize: Size, position?: Vec3) {
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if (!this.videoPlayer) return;
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const tryAdjust = () => {
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const uiTransform = this.videoPlayer.node.getComponent(UITransform);
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if (!uiTransform) return false;
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const videoSize = uiTransform.contentSize;
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if (videoSize.width > 0 && videoSize.height > 0) {
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// 计算宽度和高度的缩放比例
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const scaleX = targetSize.width / videoSize.width;
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const scaleY = targetSize.height / videoSize.height;
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// 选择较大的缩放比例以填满整个区域
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const scale = Math.max(scaleX, scaleY);
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this.videoPlayer.node.setScale(new Vec3(scale, scale, 1));
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if (position) {
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this.videoPlayer.node.setWorldPosition(position);
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}
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console.log(`SceneBgVideoLayer: 自适应填充区域，缩放: ${scale}`);
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return true;
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}
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return false;
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};
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// 立即尝试一次
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if (!tryAdjust()) {
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// 如果失败，延迟尝试
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this.scheduleOnce(() => {
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if (!tryAdjust()) {
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this.scheduleOnce(() => {
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tryAdjust();
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}, 0.5);
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}
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}, 0.1);
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}
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}
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//================== 事件回调 ==================
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private onVideoReadyToPlay = () => {
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console.log("SceneBgVideoLayer: 视频准备完成");
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this.onVideoReady();
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};
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private onVideoEvent = (event: any, eventType: string) => {
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switch (eventType) {
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case "completed":
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console.log("SceneBgVideoLayer: 视频播放完成");
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this.isPlaying = false;
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this.onVideoEnd();
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break;
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case "error":
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console.error("SceneBgVideoLayer: 视频播放错误");
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this.isPlaying = false;
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this.onVideoError();
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break;
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}
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};
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/**
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* 视频准备完成回调（可重写）
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*/
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protected onVideoReady() {
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// 由子类重写或外部监听
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}
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/**
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* 视频播放完成回调（可重写）
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*/
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protected onVideoEnd() {
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// 由子类重写或外部监听
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}
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/**
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* 视频播放错误回调（可重写）
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*/
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protected onVideoError() {
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// 由子类重写或外部监听
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}
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//================== 其他方法 ==================
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/**
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* 获取当前播放状态
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*/
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getIsPlaying(): boolean {
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return this.isPlaying;
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}
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/**
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* 获取VideoPlayer组件引用
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*/
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getVideoPlayer(): VideoPlayer | null {
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return this.videoPlayer;
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}
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/**
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* 销毁时清理资源
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*/
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onDestroy() {
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if (this.videoPlayer) {
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this.videoPlayer.node.off(
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VideoPlayer.EventType.READY_TO_PLAY,
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this.onVideoReadyToPlay,
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this
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);
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//this.videoPlayer.node.off(VideoPlayer.EventType.VIDEO_PLAYER_EVENT, this.onVideoEvent, this);
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}
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SceneBgVideoLayer.handle = null;
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}
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}
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