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新增mvvm示例

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This commit is contained in:
YHH
2025-07-08 20:23:19 +08:00
parent 731edf5872
commit 2925ee380d
20 changed files with 4164 additions and 1673 deletions
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128
extensions/cocos/cocos-ecs/assets/scripts/components/BehaviorTreeComponent.ts
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@@ -7,22 +7,22 @@ const { ccclass, property } = _decorator;
@ccclass('BehaviorTreeComponent')
export class BehaviorTreeComponent extends Component {
@property
behaviorTreeFile: string = '';
@property
autoStart: boolean = true;
@property
debugMode: boolean = false;
@property
showStatusUI: boolean = true;
@property(Prefab)
statusUIPrefab: Prefab | null = null;
private behaviorTree: BehaviorTree<any> | null = null;
private statusUI: MinerStatusUI | null = null;
private blackboard: Blackboard | null = null;
@@ -30,28 +30,28 @@ export class BehaviorTreeComponent extends Component {
private eventRegistry: EventRegistry | null = null;
private isLoaded: boolean = false;
private isRunning: boolean = false;
private actionStates: Map<string, {
isExecuting: boolean;
startTime: number;
duration: number;
}> = new Map();
start() {
if (this.autoStart && this.behaviorTreeFile) {
this.initialize();
}
if (this.showStatusUI) {
this.createStatusUI();
}
}
async initialize() {
if (!this.behaviorTreeFile) {
return;
}
try {
await this.loadBehaviorTree();
this.isLoaded = true;
@@ -60,7 +60,7 @@ export class BehaviorTreeComponent extends Component {
// 静默处理
}
}
private async loadBehaviorTree(): Promise<void> {
return new Promise((resolve, reject) => {
let jsonPath = this.behaviorTreeFile;
@@ -69,7 +69,7 @@ export class BehaviorTreeComponent extends Component {
reject(err);
return;
}
try {
const treeData = asset.json as BehaviorTreeJSONConfig;
this.buildBehaviorTree(treeData);
@@ -80,22 +80,22 @@ export class BehaviorTreeComponent extends Component {
});
});
}
private buildBehaviorTree(treeData: BehaviorTreeJSONConfig) {
this.eventRegistry = new EventRegistry();
this.setupEventHandlers();
const baseContext = {
node: this.node,
component: this,
eventRegistry: this.eventRegistry
};
const result = BehaviorTreeBuilder.fromBehaviorTreeConfig(treeData, baseContext);
this.behaviorTree = result.tree;
this.blackboard = result.blackboard;
this.context = result.context;
this.initializeBlackboard();
}
@@ -125,7 +125,7 @@ export class BehaviorTreeComponent extends Component {
private initializeBlackboard() {
if (!this.blackboard) return;
this.blackboard.setValue('stamina', 100);
this.blackboard.setValue('staminaPercentage', 1.0);
this.blackboard.setValue('isLowStamina', false);
@@ -140,7 +140,7 @@ export class BehaviorTreeComponent extends Component {
this.createSimpleStatusUI();
return;
}
const uiNode = instantiate(this.statusUIPrefab);
const canvas = this.node.scene?.getChildByName('Canvas');
if (canvas) {
@@ -151,22 +151,22 @@ export class BehaviorTreeComponent extends Component {
}
}
}
private createSimpleStatusUI() {
this.statusUI = StatusUIManager.createStatusUIForMiner(this.node);
}
private updateStatusUI() {
if (!this.statusUI || !this.blackboard) return;
const stamina = this.blackboard.getValue('stamina') || 0;
const maxStamina = this.blackboard.getValue('maxStamina') || 100;
const hasOre = this.blackboard.getValue('hasOre') || false;
const isResting = this.blackboard.getValue('isResting') || false;
// 更新体力
this.statusUI.updateStamina(stamina, maxStamina);
// 更新状态文本
let status = '';
if (isResting) {
@@ -177,30 +177,30 @@ export class BehaviorTreeComponent extends Component {
status = '⛏️挖矿中';
}
this.statusUI.updateStatus(status);
// 获取仓库矿石总数
const gameManager = this.node.parent?.getComponent('SimpleMinerDemo');
const warehouseTotal = (gameManager as any)?.getTotalOresCollected() || 0;
// 更新矿石数量显示
this.statusUI.updateOreCount(hasOre, warehouseTotal);
// 更新动作进度
this.updateActionProgressUI();
}
private updateActionProgressUI() {
if (!this.statusUI) return;
let actionName = '';
let progress = 0;
// 检查当前正在执行的动作
for (const [key, state] of this.actionStates.entries()) {
if (state.isExecuting) {
const elapsed = Date.now() - state.startTime;
progress = Math.min(elapsed / state.duration, 1.0);
switch (key) {
case 'mine-gold-ore':
actionName = '⛏️ 挖掘中';
@@ -217,7 +217,7 @@ export class BehaviorTreeComponent extends Component {
break; // 只显示第一个正在执行的动作
}
}
// 如果没有正在执行的动作，清空进度显示
this.statusUI.updateActionProgress(actionName, progress);
}
@@ -244,9 +244,9 @@ export class BehaviorTreeComponent extends Component {
// 检查是否已经在家了
const homePos = blackboard.getValue('homePosition') || this.node.worldPosition;
const distance = Vec3.distance(this.node.worldPosition, homePos);
if (distance > 1.0) {
// 还没到家，继续移动
this.moveToPosition(homePos, 2.0);
@@ -257,7 +257,7 @@ export class BehaviorTreeComponent extends Component {
blackboard.setValue('isResting', true);
const actionKey = 'go-home-rest';
const currentTime = Date.now();
// 初始化休息状态
if (!this.actionStates.has(actionKey)) {
this.actionStates.set(actionKey, {
@@ -274,20 +274,20 @@ export class BehaviorTreeComponent extends Component {
if (elapsed >= actionState.duration) {
const currentStamina = blackboard.getValue('stamina');
const newStamina = Math.min(100, currentStamina + 10);
blackboard.setValue('stamina', newStamina);
blackboard.setValue('staminaPercentage', newStamina / 100);
if (newStamina >= 80) {
blackboard.setValue('isResting', false);
blackboard.setValue('isLowStamina', false);
this.actionStates.delete(actionKey);
return 'success';
}
actionState.startTime = currentTime;
}
return 'running';
}
}
@@ -303,7 +303,7 @@ export class BehaviorTreeComponent extends Component {
const hasOre = blackboard.getValue('hasOre');
const isLowStamina = blackboard.getValue('isLowStamina');
const isResting = blackboard.getValue('isResting');
if (hasOre || isLowStamina || isResting) {
return 'failure';
}
@@ -314,7 +314,7 @@ export class BehaviorTreeComponent extends Component {
let nearestMine = goldMines[0];
let minDistance = Vec3.distance(this.node.worldPosition, nearestMine.worldPosition);
for (const mine of goldMines) {
const distance = Vec3.distance(this.node.worldPosition, mine.worldPosition);
if (distance < minDistance) {
@@ -329,7 +329,7 @@ export class BehaviorTreeComponent extends Component {
} else {
const actionKey = 'mine-gold-ore';
const currentTime = Date.now();
if (!this.actionStates.has(actionKey)) {
this.actionStates.set(actionKey, {
isExecuting: true,
@@ -345,16 +345,16 @@ export class BehaviorTreeComponent extends Component {
if (elapsed >= actionState.duration) {
const currentStamina = blackboard.getValue('stamina');
const newStamina = Math.max(0, currentStamina - 15);
blackboard.setValue('stamina', newStamina);
blackboard.setValue('staminaPercentage', newStamina / 100);
blackboard.setValue('hasOre', true);
blackboard.setValue('isLowStamina', newStamina < 20);
this.actionStates.delete(actionKey);
return 'failure';
}
return 'running';
}
}
@@ -379,14 +379,14 @@ export class BehaviorTreeComponent extends Component {
if (!warehouse) return 'failure';
const distance = Vec3.distance(this.node.worldPosition, warehouse.worldPosition);
if (distance > 2.0) {
this.moveToPosition(warehouse.worldPosition, 2.0);
return 'running';
} else {
const actionKey = 'store-ore';
const currentTime = Date.now();
if (!this.actionStates.has(actionKey)) {
this.actionStates.set(actionKey, {
isExecuting: true,
@@ -405,7 +405,7 @@ export class BehaviorTreeComponent extends Component {
this.actionStates.delete(actionKey);
return 'success';
}
return 'running';
}
}
@@ -418,41 +418,41 @@ export class BehaviorTreeComponent extends Component {
tween(this.node).stop();
tween(this.node).to(duration, { worldPosition: targetPos }).start();
}
update(deltaTime: number) {
if (this.behaviorTree && this.isRunning) {
this.behaviorTree.tick(deltaTime);
}
if (this.showStatusUI) {
this.updateStatusUI();
}
}
/**
* 获取黑板
*/
getBlackboard(): Blackboard | null {
return this.blackboard;
}
/**
* 获取行为树
*/
getBehaviorTree(): BehaviorTree<any> | null {
return this.behaviorTree;
}
/**
* 暂停行为树
*/
pause() {
this.isRunning = false;
if (this.debugMode) {
}
}
/**
* 恢复行为树
*/
@@ -460,11 +460,11 @@ export class BehaviorTreeComponent extends Component {
if (this.isLoaded) {
this.isRunning = true;
if (this.debugMode) {
}
}
}
/**
* 停止行为树
*/
@@ -474,10 +474,10 @@ export class BehaviorTreeComponent extends Component {
this.behaviorTree.reset();
}
if (this.debugMode) {
}
}
/**
* 重新加载行为树
*/
@@ -485,7 +485,7 @@ export class BehaviorTreeComponent extends Component {
this.stop();
await this.initialize();
}
/**
* 重置行为树状态
*/
@@ -494,22 +494,22 @@ export class BehaviorTreeComponent extends Component {
this.behaviorTree.reset();
}
if (this.debugMode) {
}
}
onDestroy() {
this.stop();
if (this.eventRegistry) {
this.eventRegistry.clear();
}
// 清理UI
if (this.statusUI) {
this.statusUI.node.destroy();
this.statusUI = null;
}
this.behaviorTree = null;
this.blackboard = null;
this.context = null;