Commit 93271cb4 authored by liujiangnan's avatar liujiangnan

feat: 预加载功能

parent e417d2cc
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520, 531.228,
0, 0,
0, 0,
0, 0,
...@@ -1306,14 +1883,14 @@ ...@@ -1306,14 +1883,14 @@
"_is3DNode": false, "_is3DNode": false,
"_groupIndex": 0, "_groupIndex": 0,
"groupIndex": 0, "groupIndex": 0,
"_id": "759eYKsRNPmaSE2PxeTWZR" "_id": "afqx9CW1BA8KtTPd5Y5D5u"
}, },
{ {
"__type__": "cc.Label", "__type__": "cc.Label",
"_name": "", "_name": "",
"_objFlags": 0, "_objFlags": 0,
"node": { "node": {
"__id__": 29 "__id__": 42
}, },
"_enabled": true, "_enabled": true,
"_materials": [ "_materials": [
...@@ -1323,8 +1900,8 @@ ...@@ -1323,8 +1900,8 @@
], ],
"_srcBlendFactor": 770, "_srcBlendFactor": 770,
"_dstBlendFactor": 771, "_dstBlendFactor": 771,
"_string": "Stage", "_string": "0%",
"_N$string": "Stage", "_N$string": "0%",
"_fontSize": 25, "_fontSize": 25,
"_lineHeight": 25, "_lineHeight": 25,
"_enableWrapText": true, "_enableWrapText": true,
...@@ -1339,21 +1916,21 @@ ...@@ -1339,21 +1916,21 @@
"_N$fontFamily": "Arial", "_N$fontFamily": "Arial",
"_N$overflow": 0, "_N$overflow": 0,
"_N$cacheMode": 0, "_N$cacheMode": 0,
"_id": "52euDPsjdHeKTSv0c2MEPQ" "_id": "a5zsZjHPBAeoh5n9eFLMKT"
}, },
{ {
"__type__": "cc.Widget", "__type__": "cc.Widget",
"_name": "", "_name": "",
"_objFlags": 0, "_objFlags": 0,
"node": { "node": {
"__id__": 29 "__id__": 42
}, },
"_enabled": true, "_enabled": true,
"alignMode": 1, "alignMode": 1,
"_target": null, "_target": null,
"_alignFlags": 32, "_alignFlags": 32,
"_left": 0, "_left": 0,
"_right": -85.33000000000004, "_right": -67.35799999999995,
"_top": 0, "_top": 0,
"_bottom": 0, "_bottom": 0,
"_verticalCenter": 0, "_verticalCenter": 0,
...@@ -1366,79 +1943,14 @@ ...@@ -1366,79 +1943,14 @@
"_isAbsVerticalCenter": true, "_isAbsVerticalCenter": true,
"_originalWidth": 0, "_originalWidth": 0,
"_originalHeight": 0, "_originalHeight": 0,
"_id": "cfUHIY8WxDQqgMiLWO5YoC" "_id": "1b92itqzhPjLvjWf36klzI"
},
{
"__type__": "cc.Node",
"_name": "page",
"_objFlags": 0,
"_parent": {
"__id__": 25
},
"_children": [],
"_active": true,
"_components": [
{
"__id__": 33
},
{
"__id__": 34
}
],
"_prefab": null,
"_opacity": 255,
"_color": {
"__type__": "cc.Color",
"r": 71,
"g": 170,
"b": 253,
"a": 255
},
"_contentSize": {
"__type__": "cc.Size",
"width": 34.75,
"height": 31.5
},
"_anchorPoint": {
"__type__": "cc.Vec2",
"x": 0,
"y": 0.5
},
"_trs": {
"__type__": "TypedArray",
"ctor": "Float64Array",
"array": [
593.784,
0,
0,
0,
0,
0,
1,
1,
1,
1
]
},
"_eulerAngles": {
"__type__": "cc.Vec3",
"x": 0,
"y": 0,
"z": 0
},
"_skewX": 0,
"_skewY": 0,
"_is3DNode": false,
"_groupIndex": 0,
"groupIndex": 0,
"_id": "10j2YoNyJGnZloObMgCuwY"
}, },
{ {
"__type__": "cc.Label", "__type__": "cc.Sprite",
"_name": "", "_name": "",
"_objFlags": 0, "_objFlags": 0,
"node": { "node": {
"__id__": 32 "__id__": 38
}, },
"_enabled": true, "_enabled": true,
"_materials": [ "_materials": [
...@@ -1448,39 +1960,38 @@ ...@@ -1448,39 +1960,38 @@
], ],
"_srcBlendFactor": 770, "_srcBlendFactor": 770,
"_dstBlendFactor": 771, "_dstBlendFactor": 771,
"_string": "1/4", "_spriteFrame": {
"_N$string": "1/4", "__uuid__": "a23235d1-15db-4b95-8439-a2e005bfff91"
"_fontSize": 25, },
"_lineHeight": 25, "_type": 0,
"_enableWrapText": true, "_sizeMode": 0,
"_N$file": null, "_fillType": 0,
"_isSystemFontUsed": true, "_fillCenter": {
"_spacingX": 0, "__type__": "cc.Vec2",
"_batchAsBitmap": false, "x": 0,
"_styleFlags": 0, "y": 0
"_underlineHeight": 0, },
"_N$horizontalAlign": 1, "_fillStart": 0,
"_N$verticalAlign": 1, "_fillRange": 0,
"_N$fontFamily": "Arial", "_isTrimmedMode": true,
"_N$overflow": 0, "_atlas": null,
"_N$cacheMode": 0, "_id": "0fhMmhwTRC97UJG2m/WjRN"
"_id": "82+zkn9SJIsZy6kOKuzqCD"
}, },
{ {
"__type__": "cc.Widget", "__type__": "cc.Widget",
"_name": "", "_name": "",
"_objFlags": 0, "_objFlags": 0,
"node": { "node": {
"__id__": 32 "__id__": 38
}, },
"_enabled": true, "_enabled": true,
"alignMode": 1, "alignMode": 1,
"_target": null, "_target": null,
"_alignFlags": 32, "_alignFlags": 44,
"_left": 0, "_left": 83.86000000000001,
"_right": -128.534, "_right": 196.14,
"_top": 0, "_top": 0,
"_bottom": 0, "_bottom": 47.738,
"_verticalCenter": 0, "_verticalCenter": 0,
"_horizontalCenter": 0, "_horizontalCenter": 0,
"_isAbsLeft": true, "_isAbsLeft": true,
...@@ -1489,16 +2000,16 @@ ...@@ -1489,16 +2000,16 @@
"_isAbsBottom": true, "_isAbsBottom": true,
"_isAbsHorizontalCenter": true, "_isAbsHorizontalCenter": true,
"_isAbsVerticalCenter": true, "_isAbsVerticalCenter": true,
"_originalWidth": 0, "_originalWidth": 1000,
"_originalHeight": 0, "_originalHeight": 0,
"_id": "e5aX1bl0JAbJiHwczFtgEr" "_id": "e7QaxmoVRHaIfvr8PWXBlX"
}, },
{ {
"__type__": "cc.Sprite", "__type__": "cc.Sprite",
"_name": "", "_name": "",
"_objFlags": 0, "_objFlags": 0,
"node": { "node": {
"__id__": 25 "__id__": 37
}, },
"_enabled": true, "_enabled": true,
"_materials": [ "_materials": [
...@@ -1523,23 +2034,23 @@ ...@@ -1523,23 +2034,23 @@
"_fillRange": 0, "_fillRange": 0,
"_isTrimmedMode": true, "_isTrimmedMode": true,
"_atlas": null, "_atlas": null,
"_id": "acbgoDusNCT5PdXJyJ+Vlj" "_id": "2b1to7ep1H3qLObFYb92az"
}, },
{ {
"__type__": "cc.Widget", "__type__": "cc.Widget",
"_name": "", "_name": "",
"_objFlags": 0, "_objFlags": 0,
"node": { "node": {
"__id__": 25 "__id__": 37
}, },
"_enabled": true, "_enabled": true,
"alignMode": 1, "alignMode": 1,
"_target": null, "_target": null,
"_alignFlags": 44, "_alignFlags": 45,
"_left": 83.86000000000001, "_left": 0,
"_right": 196.14, "_right": 0,
"_top": 0, "_top": 0,
"_bottom": 47.738, "_bottom": 0,
"_verticalCenter": 0, "_verticalCenter": 0,
"_horizontalCenter": 0, "_horizontalCenter": 0,
"_isAbsLeft": true, "_isAbsLeft": true,
...@@ -1548,9 +2059,9 @@ ...@@ -1548,9 +2059,9 @@
"_isAbsBottom": true, "_isAbsBottom": true,
"_isAbsHorizontalCenter": true, "_isAbsHorizontalCenter": true,
"_isAbsVerticalCenter": true, "_isAbsVerticalCenter": true,
"_originalWidth": 1000, "_originalWidth": 1280,
"_originalHeight": 0, "_originalHeight": 720,
"_id": "1dGYeHvYBG557BdCrymK1R" "_id": "d9gF393RxHcp+zqjajtXE1"
}, },
{ {
"__type__": "cc.Widget", "__type__": "cc.Widget",
......
...@@ -45,91 +45,69 @@ export default class NewClass extends middleLayerBase { ...@@ -45,91 +45,69 @@ export default class NewClass extends middleLayerBase {
role; role;
// 统一释放异步资源的方法 // 统一释放异步资源的方法
onLoad() { async onLoad() {
this.preloadCount = 0; this.preloadCount = 0;
this.loadedCount = 0; this.loadedCount = 0;
initAir(this); initAir(this);
this.reWriteAir(); this.reWriteAir();
// this.preloadAll();
this.role = 'student'; this.role = 'student';
} }
start() { async start() {
this.node.zIndex = 9999; this.node.zIndex = 9999;
cc.game.addPersistRootNode(this.node); cc.game.addPersistRootNode(this.node);
global.middleLayer = cc.find('middleLayer').getComponent('middleLayer'); global.middleLayer = cc.find('middleLayer').getComponent('middleLayer');
this.loadOnlineCourseWare(23075); // 预加载
// await this.preloadAll();
cc.find(`middleLayer/preload`).active = false;
this.loadOnlineCourseWare(23751);
} }
preloadAll() { async preloadAll() {
if ((<any>window).preloadBundleAndSourcesFlag) { if ((<any>window).preloadBundleAndSourcesFlag) {
// 只加载一次就行了 // 只加载一次就行了
return; return;
} }
(<any>window).preloadBundleAndSourcesFlag = true; (<any>window).preloadBundleAndSourcesFlag = true;
cc.find("middleLayer/ui/ProgressLabel").active = true;
cc.find('middleLayer/ui/loadingProgress').active = true;
let platform = "web_desktop"; let platform = "web_desktop";
if (cc.sys.os == cc.sys.OS_IOS) { if (cc.sys.os == cc.sys.OS_IOS) {
platform = "ios"; platform = "ios";
} else if (cc.sys.os == cc.sys.OS_ANDROID) { } else if (cc.sys.os == cc.sys.OS_ANDROID) {
platform = "android"; platform = "android";
} }
this.callNetworkApiGet(`/api/syllabus/v1/allbundles`, { orgid: 483, platform }, (datastr) => { const datastr:any = await this.asyncCallNetworkApiGet(`/api/syllabus/v1/allbundles`, { orgid: 512, platform });
const data = JSON.parse(datastr); const data = JSON.parse(datastr);
if (data.rows && data.rows.length > 0) { if (data.rows && data.rows.length > 0) {
this.preloadCount += data.rows.length; this.preloadCount += data.rows.length;
} }
this.callNetworkApiGet(`/api/syllabus/v1/allresources`, { orgid: 483 }, (datastr1) => { const datastr1:any = await this.asyncCallNetworkApiGet(`/api/syllabus/v1/allresources`, { orgid: 512 });
const data1 = JSON.parse(datastr1); const data1 = JSON.parse(datastr1);
if (data1.rows && data1.rows.length > 0) { if (data1.rows && data1.rows.length > 0) {
this.preloadCount += data1.rows.length; this.preloadCount += data1.rows.length;
} }
console.log('data.rows = ' + JSON.stringify(data.rows)); console.log('data.rows = ' + JSON.stringify(data.rows));
this.batchPreloadScene(data.rows); await this.preloadSceneAndSource(data, data1);
this.preloadSource(data1.rows);
});
});
} }
// 测试用 preloadSceneAndSource(scenes, sources) {
preloadSourceImman() { const p1 = this.batchPreloadScene(scenes.rows);
cc.find("middleLayer/ui/ProgressLabel").active = true; const p2 = this.preloadSource(sources.rows);
cc.find('middleLayer/ui/loadingProgress').active = true; return Promise.all([p1, p2]);
this.callNetworkApiGet(`/api/courseware/v1/getresources`, { courseid: 20894 }, (datastr1) => {
const data1 = JSON.parse(datastr1);
if (data1.rows && data1.rows.length > 0) {
this.preloadCount += data1.rows.length;
}
this.log('data1.rows = ' + JSON.stringify(data1.rows));
this.preloadSource(data1.rows);
});
} }
batchPreloadScene(scenes = []) { batchPreloadScene(scenes = []) {
const expects = [ return new Promise((resolve) => {
// 'op_03_2', const expects = [
// 'OP10_online', // 'op_03_2',
]; // 'OP10_online',
const _this = this; ];
let i = 0; const _this = this;
const load = function () { let i = 0;
const scene = scenes[i]; const load = function () {
if (expects.includes(scene.sceneName)) { const scene = scenes[i];
_this.loadedCount++; if (expects.includes(scene.sceneName)) {
_this.updateProcessBar();
i++;
if (i < scenes.length) {
setTimeout(() => {
load();
}, 1);
}
return;
}
cc.assetManager.loadBundle(scene.bondleUrl, { version: scene.version }, (err, bundle) => {
console.log(`${scene.bondleUrl}---场景开始loadBundle----`);
if (!bundle) {
_this.loadedCount++; _this.loadedCount++;
_this.updateProcessBar(); _this.updateProcessBar();
i++; i++;
...@@ -137,59 +115,87 @@ export default class NewClass extends middleLayerBase { ...@@ -137,59 +115,87 @@ export default class NewClass extends middleLayerBase {
setTimeout(() => { setTimeout(() => {
load(); load();
}, 1); }, 1);
} else {
resolve();
} }
return; return;
} }
bundle.preloadScene(scene.sceneName, () => { }, () => { cc.assetManager.loadBundle(scene.bondleUrl, { version: scene.version }, (err, bundle) => {
console.log(`${scene.sceneName}场景预加载结束`); console.log(`${scene.bondleUrl}---场景开始loadBundle----`);
_this.loadedCount++; if (!bundle) {
_this.updateProcessBar(); _this.loadedCount++;
i++; _this.updateProcessBar();
if (i < scenes.length) { i++;
setTimeout(() => { if (i < scenes.length) {
load(); setTimeout(() => {
}, 1); load();
}, 1);
} else {
resolve();
}
return;
} }
bundle.preloadScene(scene.sceneName, () => { }, () => {
console.log(`${scene.sceneName}场景预加载结束`);
_this.loadedCount++;
_this.updateProcessBar();
i++;
if (i < scenes.length) {
setTimeout(() => {
load();
}, 1);
} else {
resolve();
}
});
}); });
}); }
}
if (scenes && scenes.length > 0) {
if (scenes && scenes.length > 0) { load();
load(); } else {
} resolve();
}
});
} }
preloadSource(array) { preloadSource(array) {
const rows = array || []; return new Promise((resolve) => {
const batchLoad = () => { const rows = array || [];
let tempArr = rows.splice(0, 10); let loadFlag = 0;
let len = tempArr.length; const batchLoad = () => {
for (let i = 0; i < tempArr.length; i++) { let tempArr = rows.splice(0, 10);
cc.assetManager.loadRemote(tempArr[i], (err, texture) => { let len = tempArr.length;
if (err) { for (let i = 0; i < tempArr.length; i++) {
console.log(err) cc.assetManager.loadRemote(tempArr[i], (err, texture) => {
} if (err) {
this.loadedCount++; console.log(err)
this.updateProcessBar(); }
if (i === len - 1) { this.loadedCount++;
batchLoad(); this.updateProcessBar();
} if (i === len - 1) {
}); batchLoad();
}
loadFlag ++;
if (loadFlag == rows.length) {
resolve();
}
});
}
} }
} batchLoad();
batchLoad(); });
} }
updateProcessBar() { updateProcessBar() {
const label = cc.find("middleLayer/ui/ProgressLabel").getComponent(cc.Label); const label = cc.find("middleLayer/preload/progress/page").getComponent(cc.Label);
const loadingProgress = cc.find('middleLayer/ui/loadingProgress'); label.string = `${Math.floor(this.loadedCount/this.preloadCount*100)}%`;
label.string = `正在加载:${this.loadedCount} / ${this.preloadCount}`;
if (this.loadedCount > this.preloadCount * 0.99) { // 课件加载完成的钩子
cc.find("middleLayer/ui/ProgressLabel").active = false; const process = cc.find(`middleLayer/preload/progress`);
loadingProgress.active = false; const bar = cc.find(`bar`, process);
this.log("资源全部加载完成"); const barWidth = process.width / this.preloadCount * this.loadedCount;
} bar.width = barWidth;
loadingProgress.getComponent(cc.ProgressBar).progress = this.loadedCount / this.preloadCount;
} }
onHomeworkFinish(callBack, data = null) { onHomeworkFinish(callBack, data = null) {
......
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