feat:2.4.510以内数字的分与合
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R524809
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{
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"navigationBarTitleText": "10以内数的分与合",
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"navigationBarBackgroundColor": "#FFD719",
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"homeButton": true,
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"backgroundColor": "#F6F6F6",
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"enablePullDownRefresh": false,
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"usingComponents": {
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"share-guide-popup": "../../components/share-guide-popup/share-guide-popup",
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"math-bottom-buttons": "../components/math-bottom-buttons/math-bottom-buttons",
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"math-type-selector": "../components/math-type-selector/math-type-selector"
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}
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}
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@import '../common/mathPage.less';
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@@ -0,0 +1,211 @@
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import NumberDecomposeDraw from '../service/numberDecomposeDraw';
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import {
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getMathPageCommonMethods,
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CanvasDataState,
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} from '../common/mathPageMixin';
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// 获取公共方法
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const commonMethods = getMathPageCommonMethods({
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pagePath: 'numberDecompose/numberDecompose',
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});
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type DecomposeMode = 'with-image' | 'decompose' | 'compose';
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Page({
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canvas: null as Canvas | null,
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ctx: null as RenderingContext | null,
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boxHeight: 0,
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boxWidth: 0,
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drawService: null as NumberDecomposeDraw | null,
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decomposeData: null as {
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problems: Array<{
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whole: number | null; // 总数（null表示组合模式需要填写）
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part1: number | null; // 第一个部分（null表示需要填写）
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part2: number | null; // 第二个部分（null表示需要填写）
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imageIndex?: number; // 图片索引（有图片模式需要）
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imageType?: 'fruits' | 'twelve-animals'; // 图片类型
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}>;
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mode: DecomposeMode;
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} | null,
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data: {
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pageTitle: '10以内数的分与合',
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subTitle: '学习数的分解与组合',
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functionId: '',
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hasContent: false,
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showShareDialog: false,
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showTypeSelector: true,
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currentType: 'with-image',
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currentTypeName: '有图片模式',
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typeActions: [
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{ name: '有图片模式', value: 'with-image' },
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{ name: '分模式', value: 'decompose' },
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{ name: '组合模式', value: 'compose' },
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],
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} as CanvasDataState & {
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showTypeSelector: boolean;
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currentType: DecomposeMode;
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currentTypeName: string;
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typeActions: Array<{ name: string; value: DecomposeMode }>;
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},
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onLoad(options: { id?: string; mode?: DecomposeMode }) {
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const functionId = options.id || 'number-decompose';
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const mode = options.mode || 'with-image';
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const currentTypeName =
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mode === 'with-image'
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? '有图片模式'
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: mode === 'decompose'
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? '分模式'
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: '组合模式';
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this.setData({
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currentType: mode,
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currentTypeName,
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});
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this.initPageInfo(functionId, '10以内数的分与合');
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},
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onReady() {
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this.initCanvas({
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createDrawService: (canvas, ctx, options) => {
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return new NumberDecomposeDraw(canvas, ctx, options);
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},
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drawServiceOptions: {
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subTitle: this.data.subTitle,
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},
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onCanvasReady: () => {
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// Canvas 初始化完成后，生成初始数据
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this.onRandom();
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},
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});
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},
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/**
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* 绘制Canvas内容
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*/
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async drawCanvas() {
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if (!this.ctx || !this.drawService || !this.decomposeData) {
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return;
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}
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try {
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await this.drawService.draw(this.decomposeData);
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this.setData({ hasContent: true });
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} catch (error) {
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console.error('绘制失败:', error);
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this.setData({ hasContent: false });
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}
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},
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/**
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* 随机生成
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*/
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onRandom() {
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this.generateDecomposeData();
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this.drawCanvas();
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},
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/**
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* 生成分解数据
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*/
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generateDecomposeData() {
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const mode = this.data.currentType;
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const problems: Array<{
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whole: number;
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part1: number | null;
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part2: number | null;
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imageIndex?: number;
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imageType?: 'fruits' | 'twelve-animals';
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}> = [];
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if (mode === 'with-image') {
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// 有图片模式：6个题目，一行两列，总共三行
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const problemCount = 6;
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for (let i = 0; i < problemCount; i++) {
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// 生成总数（2-10）
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const whole = Math.floor(Math.random() * 9) + 2;
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// 随机选择一个部分（1 到 whole-1）
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const part1 = Math.floor(Math.random() * (whole - 1)) + 1;
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const part2 = whole - part1;
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// 随机决定显示 part1 还是 part2（另一个为 null）
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const showPart1 = Math.random() < 0.5;
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const problem = {
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whole,
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part1: showPart1 ? part1 : null,
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part2: showPart1 ? null : part2,
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};
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// 随机选择图片类型和索引
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const imageType: 'fruits' | 'twelve-animals' =
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Math.random() < 0.5 ? 'fruits' : 'twelve-animals';
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const maxImageIndex = imageType === 'fruits' ? 22 : 12;
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const imageIndex =
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Math.floor(Math.random() * maxImageIndex) + 1;
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problems.push({
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...problem,
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imageIndex,
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imageType,
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});
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}
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} else if (mode === 'decompose') {
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// 分模式：12个题目，一行3个，总共4行
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const problemCount = 15;
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for (let i = 0; i < problemCount; i++) {
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// 生成总数（2-10）
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const whole = Math.floor(Math.random() * 9) + 2;
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// 随机选择一个部分（1 到 whole-1）
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const part1 = Math.floor(Math.random() * (whole - 1)) + 1;
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const part2 = whole - part1;
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// 随机决定显示 part1 还是 part2（另一个为 null）
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const showPart1 = Math.random() < 0.5;
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problems.push({
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whole,
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part1: showPart1 ? part1 : null,
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part2: showPart1 ? null : part2,
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});
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}
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} else if (mode === 'compose') {
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// 组合模式：12个题目，一行3个，总共4行
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const problemCount = 15;
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for (let i = 0; i < problemCount; i++) {
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// 生成总数（2-10）
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const whole = Math.floor(Math.random() * 9) + 2;
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// 随机选择一个部分（1 到 whole-1）
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const part1 = Math.floor(Math.random() * (whole - 1)) + 1;
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const part2 = whole - part1;
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// 组合模式：两个部分都显示，根节点为 null
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problems.push({
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whole: null, // 根节点需要填写
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part1,
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part2,
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});
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}
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}
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this.decomposeData = { problems, mode };
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},
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// ========== 使用公共方法 ==========
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initCanvas: commonMethods.initCanvas,
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exportToPrint: commonMethods.exportToPrint,
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onShareAppMessage: commonMethods.onShareAppMessage,
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onShareTimeline: commonMethods.onShareTimeline,
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onCloseShareDialog: commonMethods.onCloseShareDialog,
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onShareSuccess: commonMethods.onShareSuccess,
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initPageInfo: commonMethods.initPageInfo,
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/** 选择类型 */
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onSelectType(event: any) {
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const { name, value } = event.detail;
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this.setData({
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currentType: value,
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currentTypeName: name,
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});
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// 重新生成数据
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this.onRandom();
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},
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});
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@@ -0,0 +1,31 @@
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<view class="page-container">
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<view class="wrapper">
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<text class="wrapper-title">预览打印效果</text>
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<!-- 预览打印效果 -->
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<view id="canvasWrapper" class="canvas-wrapper">
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<canvas
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type="2d"
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id="canvasContent"
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class="canvas-content"
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style="width:{{boxWidth}}px;height:{{boxHeight}}px" />
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</view>
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<!-- 类型选择器和随机生成按钮 -->
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<math-type-selector
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wx:if="{{showTypeSelector}}"
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current-type-name="{{currentTypeName}}"
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type-actions="{{typeActions}}"
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bind:select="onSelectType"
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bind:random="onRandom" />
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</view>
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<view class="empty"></view>
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</view>
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<math-bottom-buttons
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disabled="{{!hasContent}}"
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bind:share="onShareAppMessage"
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bind:export="exportToPrint" />
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<share-guide-popup
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show="{{showShareDialog}}"
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bind:onClose="onCloseShareDialog"
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bind:onShareSuccess="onShareSuccess" />
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