516 lines
17 KiB
JavaScript
516 lines
17 KiB
JavaScript
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/*
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loader.js：负责对资源的加载
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*/
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"use strict";
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function loader () {
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this._init();
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}
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loader.prototype._init = function () {
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}
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////// 设置加载进度条进度 //////
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loader.prototype._setStartProgressVal = function (val) {
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core.dom.startTopProgress.style.width = val + '%';
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}
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////// 设置加载进度条提示文字 //////
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loader.prototype._setStartLoadTipText = function (text) {
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core.dom.startTopLoadTips.innerText = text;
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}
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loader.prototype._load = function (callback) {
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if (main.useCompress) {
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this._load_async(callback);
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} else {
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this._load_sync(callback);
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}
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}
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loader.prototype._load_sync = function (callback) {
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this._loadAnimates_sync();
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this._loadMusic_sync();
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core.loader._loadMaterials_sync(function () {
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core.loader._loadExtraImages_sync(function () {
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core.loader._loadAutotiles_sync(function () {
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core.loader._loadTilesets_sync(callback);
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})
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})
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});
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}
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loader.prototype._load_async = function (callback) {
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core.loader._setStartLoadTipText('正在加载资源文件...');
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var all = {};
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var _makeOnProgress = function (name) {
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if (!all[name]) all[name] = { loaded: 0, total: 0, finished: false };
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return function (loaded, total) {
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all[name].loaded = loaded;
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all[name].total = total;
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var allLoaded = 0, allTotal = 0;
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for (var one in all) {
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allLoaded += all[one].loaded;
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allTotal += all[one].total;
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}
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if (allTotal > 0) {
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if (allLoaded == allTotal) {
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core.loader._setStartLoadTipText("正在处理资源文件... 请稍候...");
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} else {
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core.loader._setStartLoadTipText('正在加载资源文件... ' +
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core.formatSize(allLoaded) + " / " + core.formatSize(allTotal) +
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" (" + (allLoaded / allTotal * 100).toFixed(2) + "%)");
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}
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core.loader._setStartProgressVal(allLoaded / allTotal * 100);
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}
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};
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}
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var _makeOnFinished = function (name) {
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return function () {
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setTimeout(function () {
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all[name].finished = true;
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for (var one in all) {
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if (!all[one].finished) return;
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}
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callback();
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});
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}
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}
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this._loadAnimates_async(_makeOnProgress('animates'), _makeOnFinished('animates'));
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this._loadMusic_async(_makeOnProgress('sounds'), _makeOnFinished('sounds'));
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this._loadMaterials_async(_makeOnProgress('materials'), _makeOnFinished('materials'));
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this._loadExtraImages_async(_makeOnProgress('images'), _makeOnFinished('images'));
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this._loadAutotiles_async(_makeOnProgress('autotiles'), _makeOnFinished('autotiles'));
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this._loadTilesets_async(_makeOnProgress('tilesets'), _makeOnFinished('tilesets'));
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}
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// ----- 加载资源文件 ------ //
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loader.prototype._loadMaterials_sync = function (callback) {
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this._setStartLoadTipText("正在加载资源文件...");
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this.loadImages("materials", core.materials, core.material.images, function () {
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core.loader._loadMaterials_afterLoad();
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callback();
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});
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}
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loader.prototype._loadMaterials_async = function (onprogress, onfinished) {
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this.loadImagesFromZip('project/materials/materials.h5data', core.materials, core.material.images, onprogress, function () {
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core.loader._loadMaterials_afterLoad();
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onfinished();
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});
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}
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loader.prototype._loadMaterials_afterLoad = function () {
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var images = core.splitImage(core.material.images['icons']);
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for (var key in core.statusBar.icons) {
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if (typeof core.statusBar.icons[key] == 'number') {
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core.statusBar.icons[key] = images[core.statusBar.icons[key]];
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if (core.statusBar.image[key] != null)
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core.statusBar.image[key].src = core.statusBar.icons[key].src;
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}
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}
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}
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// ------ 加载使用的图片 ------ //
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loader.prototype._loadExtraImages_sync = function (callback) {
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core.material.images.images = {};
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this._setStartLoadTipText("正在加载图片文件...");
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core.loadImages("images", core.images, core.material.images.images, callback);
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}
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loader.prototype._loadExtraImages_async = function (onprogress, onfinished) {
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core.material.images.images = {};
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var images = core.images;
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// Check .gif
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var gifs = images.filter(function (name) {
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return name.toLowerCase().endsWith('.gif');
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});
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images = images.filter(function (name) {
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return !name.toLowerCase().endsWith('.gif');
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});
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this.loadImagesFromZip('project/images/images.h5data', images, core.material.images.images, onprogress, onfinished);
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// gif没有被压缩在zip中，延迟加载...
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gifs.forEach(function (gif) {
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this.loadImage("images", gif, function (id, image) {
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if (image != null) {
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core.material.images.images[gif] = image;
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}
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});
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}, this);
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}
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// ------ 加载自动元件 ------ //
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loader.prototype._loadAutotiles_sync = function (callback) {
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core.material.images.autotile = {};
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var keys = Object.keys(core.material.icons.autotile);
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var autotiles = {};
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this._setStartLoadTipText("正在加载自动元件...");
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this.loadImages("autotiles", keys, autotiles, function () {
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core.loader._loadAutotiles_afterLoad(keys, autotiles);
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callback();
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});
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}
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loader.prototype._loadAutotiles_async = function (onprogress, onfinished) {
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core.material.images.autotile = {};
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var keys = Object.keys(core.material.icons.autotile);
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var autotiles = {};
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this.loadImagesFromZip('project/autotiles/autotiles.h5data', keys, autotiles, onprogress, function () {
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core.loader._loadAutotiles_afterLoad(keys, autotiles);
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onfinished();
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});
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}
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loader.prototype._loadAutotiles_afterLoad = function (keys, autotiles) {
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// autotile需要保证顺序
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keys.forEach(function (v) {
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core.material.images.autotile[v] = autotiles[v];
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});
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setTimeout(function () {
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core.maps._makeAutotileEdges();
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});
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}
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// ------ 加载额外素材 ------ //
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loader.prototype._loadTilesets_sync = function (callback) {
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core.material.images.tilesets = {};
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this._setStartLoadTipText("正在加载额外素材...");
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this.loadImages("tilesets", core.tilesets, core.material.images.tilesets, function () {
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core.loader._loadTilesets_afterLoad();
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callback();
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});
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}
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loader.prototype._loadTilesets_async = function (onprogress, onfinished) {
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core.material.images.tilesets = {};
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this.loadImagesFromZip('project/tilesets/tilesets.h5data', core.tilesets, core.material.images.tilesets, onprogress, function () {
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core.loader._loadTilesets_afterLoad();
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onfinished();
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});
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}
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loader.prototype._loadTilesets_afterLoad = function () {
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// 检查宽高是32倍数，如果出错在控制台报错
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for (var imgName in core.material.images.tilesets) {
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var img = core.material.images.tilesets[imgName];
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if (img.width % 32 != 0 || img.height % 32 != 0) {
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console.warn("警告！" + imgName + "的宽或高不是32的倍数！");
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}
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if (img.width * img.height > 32 * 32 * 3000) {
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console.warn("警告！" + imgName + "上的图块素材个数大于3000！");
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}
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}
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}
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// ------ 实际加载一系列图片 ------ //
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loader.prototype.loadImages = function (dir, names, toSave, callback) {
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if (!names || names.length == 0) {
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if (callback) callback();
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return;
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}
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var items = 0;
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for (var i = 0; i < names.length; i++) {
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this.loadImage(dir, names[i], function (id, image) {
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core.loader._setStartLoadTipText('正在加载图片 ' + id + "...");
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if (toSave[id] !== undefined) {
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if (image != null)
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toSave[id] = image;
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return;
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}
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toSave[id] = image;
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items++;
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core.loader._setStartProgressVal(items * (100 / names.length));
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if (items == names.length) {
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if (callback) callback();
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}
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})
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}
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}
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loader.prototype.loadImage = function (dir, imgName, callback) {
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try {
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var name = imgName;
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if (name.indexOf(".") < 0)
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name = name + ".png";
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var image = new Image();
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image.onload = function () {
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image.setAttribute('_width', image.width);
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image.setAttribute('_height', image.height);
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callback(imgName, image);
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}
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image.onerror = function () {
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callback(imgName, null);
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}
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image.src = 'project/' + dir + '/' + name + "?v=" + main.version;
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if (name.endsWith('.gif'))
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callback(imgName, null);
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}
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catch (e) {
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console.error(e);
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}
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}
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// ------ 从zip中加载一系列图片 ------ //
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loader.prototype.loadImagesFromZip = function (url, names, toSave, onprogress, onfinished) {
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if (!names || names.length == 0) {
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if (onfinished) onfinished();
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return;
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}
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core.unzip(url + "?v=" + main.version, function (data) {
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var cnt = 1;
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names.forEach(function (name) {
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var imgName = name;
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if (imgName.indexOf('.') < 0) imgName += '.png';
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if (imgName in data) {
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var img = new Image();
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var url = URL.createObjectURL(data[imgName]);
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cnt++;
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img.onload = function () {
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cnt--;
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URL.revokeObjectURL(url);
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img.setAttribute('_width', img.width);
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img.setAttribute('_height', img.height);
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if (cnt == 0 && onfinished) onfinished();
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}
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img.src = url;
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toSave[name] = img;
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}
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});
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cnt--;
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if (cnt == 0 && onfinished) onfinished();
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}, null, false, onprogress);
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}
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// ------ 加载动画文件 ------ //
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loader.prototype._loadAnimates_sync = function () {
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this._setStartLoadTipText("正在加载动画文件...");
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if (main.supportBunch) {
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if (core.animates.length > 0) {
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core.http('GET', '__all_animates__?v=' + main.version + '&id=' + core.animates.join(','), null, function (content) {
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var u = content.split('@@@~~~###~~~@@@');
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for (var i = 0; i < core.animates.length; ++i) {
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if (u[i] != '') {
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core.material.animates[core.animates[i]] = core.loader._loadAnimate(u[i]);
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} else {
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console.error('无法找到动画文件' + core.animates[i] + '！');
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}
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}
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}, "text/plain; charset=x-user-defined");
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}
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return;
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}
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core.animates.forEach(function (t) {
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core.http('GET', 'project/animates/' + t + ".animate?v=" + main.version, null, function (content) {
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core.material.animates[t] = core.loader._loadAnimate(content);
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}, function (e) {
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console.error(e);
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core.material.animates[t] = null;
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}, "text/plain; charset=x-user-defined")
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});
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}
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loader.prototype._loadAnimates_async = function (onprogress, onfinished) {
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core.unzip('project/animates/animates.h5data?v=' + main.version, function (animates) {
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for (var name in animates) {
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if (name.endsWith(".animate")) {
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var t = name.substring(0, name.length - 8);
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if (core.animates.indexOf(t) >= 0)
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core.material.animates[t] = core.loader._loadAnimate(animates[name]);
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}
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}
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onfinished();
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}, null, true, onprogress);
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}
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loader.prototype._loadAnimate = function (content) {
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try {
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|
content = JSON.parse(content);
|
|||
|
|
var data = {};
|
|||
|
|
data.ratio = content.ratio;
|
|||
|
|
data.se = content.se;
|
|||
|
|
data.pitch = content.pitch;
|
|||
|
|
data.images = [];
|
|||
|
|
content.bitmaps.forEach(function (t2) {
|
|||
|
|
if (!t2) {
|
|||
|
|
data.images.push(null);
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
try {
|
|||
|
|
var image = new Image();
|
|||
|
|
image.src = t2;
|
|||
|
|
data.images.push(image);
|
|||
|
|
} catch (e) {
|
|||
|
|
console.error(e);
|
|||
|
|
data.images.push(null);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
})
|
|||
|
|
data.frame = content.frame_max;
|
|||
|
|
data.frames = [];
|
|||
|
|
content.frames.forEach(function (t2) {
|
|||
|
|
var info = [];
|
|||
|
|
t2.forEach(function (t3) {
|
|||
|
|
info.push({
|
|||
|
|
'index': t3[0],
|
|||
|
|
'x': t3[1],
|
|||
|
|
'y': t3[2],
|
|||
|
|
'zoom': t3[3],
|
|||
|
|
'opacity': t3[4],
|
|||
|
|
'mirror': t3[5] || 0,
|
|||
|
|
'angle': t3[6] || 0,
|
|||
|
|
})
|
|||
|
|
})
|
|||
|
|
data.frames.push(info);
|
|||
|
|
});
|
|||
|
|
return data;
|
|||
|
|
}
|
|||
|
|
catch (e) {
|
|||
|
|
console.error(e);
|
|||
|
|
return null;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// ------ 加载音乐和音效 ------ //
|
|||
|
|
|
|||
|
|
loader.prototype._loadMusic_sync = function () {
|
|||
|
|
this._setStartLoadTipText("正在加载音效文件...");
|
|||
|
|
core.bgms.forEach(function (t) {
|
|||
|
|
core.loader.loadOneMusic(t);
|
|||
|
|
});
|
|||
|
|
core.sounds.forEach(function (t) {
|
|||
|
|
core.loader.loadOneSound(t);
|
|||
|
|
});
|
|||
|
|
// 直接开始播放
|
|||
|
|
core.playBgm(main.startBgm);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
loader.prototype._loadMusic_async = function (onprogress, onfinished) {
|
|||
|
|
core.bgms.forEach(function (t) {
|
|||
|
|
core.loader.loadOneMusic(t);
|
|||
|
|
});
|
|||
|
|
core.unzip('project/sounds/sounds.h5data?v=' + main.version, function (data) {
|
|||
|
|
// 延迟解析
|
|||
|
|
setTimeout(function () {
|
|||
|
|
for (var name in data) {
|
|||
|
|
if (core.sounds.indexOf(name) >= 0) {
|
|||
|
|
core.loader._loadOneSound_decodeData(name, data[name]);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
});
|
|||
|
|
onfinished();
|
|||
|
|
}, null, false, onprogress);
|
|||
|
|
|
|||
|
|
// 直接开始播放
|
|||
|
|
core.playBgm(main.startBgm);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
loader.prototype.loadOneMusic = function (name) {
|
|||
|
|
var music = new Audio();
|
|||
|
|
music.preload = 'none';
|
|||
|
|
if (main.bgmRemote) music.src = main.bgmRemoteRoot + core.firstData.name + '/' + name;
|
|||
|
|
else music.src = 'project/bgms/' + name;
|
|||
|
|
music.loop = 'loop';
|
|||
|
|
core.material.bgms[name] = music;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
loader.prototype.loadOneSound = function (name) {
|
|||
|
|
core.http('GET', 'project/sounds/' + name + "?v=" + main.version, null, function (data) {
|
|||
|
|
core.loader._loadOneSound_decodeData(name, data);
|
|||
|
|
}, function (e) {
|
|||
|
|
console.error(e);
|
|||
|
|
core.material.sounds[name] = null;
|
|||
|
|
}, null, 'arraybuffer');
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
loader.prototype._loadOneSound_decodeData = function (name, data) {
|
|||
|
|
if (data instanceof Blob) {
|
|||
|
|
var blobReader = new zip.BlobReader(data);
|
|||
|
|
blobReader.init(function () {
|
|||
|
|
blobReader.readUint8Array(0, blobReader.size, function (uint8) {
|
|||
|
|
core.loader._loadOneSound_decodeData(name, uint8.buffer);
|
|||
|
|
})
|
|||
|
|
});
|
|||
|
|
return;
|
|||
|
|
}
|
|||
|
|
try {
|
|||
|
|
core.musicStatus.audioContext.decodeAudioData(data, function (buffer) {
|
|||
|
|
core.material.sounds[name] = buffer;
|
|||
|
|
}, function (e) {
|
|||
|
|
console.error(e);
|
|||
|
|
core.material.sounds[name] = null;
|
|||
|
|
})
|
|||
|
|
}
|
|||
|
|
catch (e) {
|
|||
|
|
console.error(e);
|
|||
|
|
core.material.sounds[name] = null;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
loader.prototype.loadBgm = function (name) {
|
|||
|
|
name = core.getMappedName(name);
|
|||
|
|
if (!core.material.bgms[name]) return;
|
|||
|
|
// 如果没开启音乐，则不预加载
|
|||
|
|
if (!core.musicStatus.bgmStatus) return;
|
|||
|
|
// 是否已经预加载过
|
|||
|
|
var index = core.musicStatus.cachedBgms.indexOf(name);
|
|||
|
|
if (index >= 0) {
|
|||
|
|
core.musicStatus.cachedBgms.splice(index, 1);
|
|||
|
|
}
|
|||
|
|
else {
|
|||
|
|
// 预加载BGM
|
|||
|
|
this._preloadBgm(core.material.bgms[name]);
|
|||
|
|
// core.material.bgms[name].load();
|
|||
|
|
// 清理尾巴
|
|||
|
|
if (core.musicStatus.cachedBgms.length == core.musicStatus.cachedBgmCount) {
|
|||
|
|
this.freeBgm(core.musicStatus.cachedBgms.pop());
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
// 移动到缓存最前方
|
|||
|
|
core.musicStatus.cachedBgms.unshift(name);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
loader.prototype._preloadBgm = function (bgm) {
|
|||
|
|
bgm.volume = 0;
|
|||
|
|
bgm.play();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
loader.prototype.freeBgm = function (name) {
|
|||
|
|
name = core.getMappedName(name);
|
|||
|
|
if (!core.material.bgms[name]) return;
|
|||
|
|
// 从cachedBgms中删除
|
|||
|
|
core.musicStatus.cachedBgms = core.musicStatus.cachedBgms.filter(function (t) {
|
|||
|
|
return t != name;
|
|||
|
|
});
|
|||
|
|
// 清掉缓存
|
|||
|
|
core.material.bgms[name].removeAttribute("src");
|
|||
|
|
core.material.bgms[name].load();
|
|||
|
|
core.material.bgms[name] = null;
|
|||
|
|
if (name == core.musicStatus.playingBgm) {
|
|||
|
|
core.musicStatus.playingBgm = null;
|
|||
|
|
}
|
|||
|
|
// 三秒后重新加载
|
|||
|
|
setTimeout(function () {
|
|||
|
|
core.loader.loadOneMusic(name);
|
|||
|
|
}, 3000);
|
|||
|
|
}
|