637 lines
25 KiB
JavaScript
637 lines
25 KiB
JavaScript
if (typeof Promise !== "undefined" && !Promise.prototype.finally) {
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Promise.prototype.finally = function(callback) {
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const promise = this.constructor;
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return this.then(
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(value) => promise.resolve(callback()).then(() => value),
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(reason) => promise.resolve(callback()).then(() => {
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throw reason;
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})
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);
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};
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}
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;
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if (typeof uni !== "undefined" && uni && uni.requireGlobal) {
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const global = uni.requireGlobal();
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ArrayBuffer = global.ArrayBuffer;
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Int8Array = global.Int8Array;
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Uint8Array = global.Uint8Array;
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Uint8ClampedArray = global.Uint8ClampedArray;
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Int16Array = global.Int16Array;
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Uint16Array = global.Uint16Array;
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Int32Array = global.Int32Array;
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Uint32Array = global.Uint32Array;
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Float32Array = global.Float32Array;
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Float64Array = global.Float64Array;
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BigInt64Array = global.BigInt64Array;
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BigUint64Array = global.BigUint64Array;
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}
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;
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if (uni.restoreGlobal) {
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uni.restoreGlobal(Vue, weex, plus, setTimeout, clearTimeout, setInterval, clearInterval);
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}
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(function(vue) {
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"use strict";
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function formatAppLog(type, filename, ...args) {
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if (uni.__log__) {
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uni.__log__(type, filename, ...args);
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} else {
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console[type].apply(console, [...args, filename]);
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}
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}
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const _export_sfc = (sfc, props) => {
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const target = sfc.__vccOpts || sfc;
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for (const [key, val] of props) {
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target[key] = val;
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}
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return target;
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};
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const _sfc_main$2 = {
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data() {
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return {
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canvasWidth: 300,
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canvasHeight: 400,
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ctx: null,
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areas: [],
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// 从接口获取的区域数据
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selectedArea: null,
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colorMap: {
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"A区": "#FF5252",
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"B区": "#4CAF50",
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"C区": "#2196F3",
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"D区": "#FFC107"
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}
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};
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},
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async onLoad() {
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await this.loadAreaData();
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},
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onReady() {
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setTimeout(() => {
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this.initCanvas().catch((e) => {
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formatAppLog("error", "at pages/index/step2.vue:47", "初始化失败:", e);
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uni.showToast({
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title: "画布初始化失败",
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icon: "none"
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});
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});
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}, 300);
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},
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methods: {
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// 模拟加载区域数据
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async loadAreaData() {
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try {
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const data = [{
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"areacode": "lg0umpjukrdn",
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"areaname": "C4区",
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"description": "C4区",
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"remain": 94,
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"polygon": [131, 184, 130, 196, 146, 201, 174, 208, 174, 215, 215, 215, 258, 215, 258, 205, 257, 192, 258, 184, 215, 184, 174, 184, 131, 184]
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}, {
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"areacode": "pnk4022gt71m",
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"areaname": "A4区-一层",
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"description": "A4区-一层",
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"remain": 0,
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"polygon": [490, 464, 490, 475, 490, 488, 490, 499, 532, 499, 572, 499, 614, 499, 614, 488, 599, 480, 586, 474, 572, 464, 532, 464, 490, 464]
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}, {
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"areacode": "e0jhx1sa8194",
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"areaname": "D1区-一层",
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"description": "D1区-一层",
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"remain": 247,
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"polygon": [604, 345, 603, 385, 604, 396, 624, 439, 643, 437, 644, 417, 643, 396, 644, 367, 644, 344, 616, 345, 644, 346, 630, 344, 604, 345]
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}, {
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"areacode": "qxhs4574ffrh",
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"areaname": "D1区-二层",
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"description": "D1区-二层",
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"remain": 191,
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"polygon": [648, 349, 648, 386, 648, 425, 648, 452, 668, 452, 668, 462, 674, 462, 674, 425, 674, 386, 674, 349, 666, 349, 656, 349, 648, 349]
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}, {
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"areacode": "ar2q2e74ffrj",
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"areaname": "D2区-二层",
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"description": "D2区-二层",
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"remain": 122,
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"polygon": [647, 240, 648, 270, 648, 309, 648, 350, 657, 350, 665, 350, 673, 350, 673, 309, 673, 270, 673, 229, 667, 229, 667, 239, 647, 240]
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}, {
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"areacode": "qar2r374ffrl",
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"areaname": "D2区-一层",
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"description": "D2区-一层",
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"remain": 153,
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"polygon": [617, 266, 605, 285, 606, 303, 606, 342, 626, 341, 645, 342, 643, 341, 642, 302, 642, 278, 642, 263, 642, 249, 626, 248, 617, 266]
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}, {
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"areacode": "fpfaxmsa816f",
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"areaname": "A2区-一层",
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"description": "A2区-一层",
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"remain": 0,
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"polygon": [269, 463, 269, 476, 269, 488, 269, 501, 301, 501, 332, 501, 364, 501, 364, 488, 364, 476, 364, 463, 332, 463, 301, 463, 269, 463]
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}, {
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"areacode": "tse56pjukrdx",
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"areaname": "C3区",
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"description": "C3区",
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"remain": 215,
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"polygon": [279, 141, 279, 174, 266, 173, 265, 180, 308, 180, 339, 180, 369, 180, 369, 167, 369, 154, 369, 141, 339, 141, 308, 141, 279, 141]
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}, {
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"areacode": "lpkym7ej0kmd",
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"areaname": "B1区-一层",
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"description": "B1区-一层",
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"remain": 248,
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"polygon": [104, 250, 104, 282, 104, 313, 104, 345, 118, 345, 131, 345, 145, 345, 145, 313, 145, 288, 138, 276, 131, 263, 123, 250, 104, 250]
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}, {
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"areacode": "r6xrfc2gt71x",
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"areaname": "C3区",
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"description": "C3区",
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"remain": 143,
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"polygon": [269, 186, 269, 196, 269, 207, 269, 217, 300, 217, 333, 217, 364, 217, 364, 207, 364, 196, 364, 186, 333, 186, 300, 186, 269, 186]
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}, {
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"areacode": "h84jstej0kmf",
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"areaname": "C1区",
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"description": "C1区",
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"remain": 337,
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"polygon": [477, 133, 476, 168, 491, 168, 491, 179, 519, 178, 690, 179, 689, 170, 660, 170, 659, 140, 670, 140, 670, 134, 530, 134, 477, 133]
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}, {
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"areacode": "tqaegcej0kmg",
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"areaname": "A2区-二层",
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"description": "A2区-二层",
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"remain": 0,
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"polygon": [278, 514, 277, 526, 256, 525, 256, 542, 289, 542, 311, 542, 311, 531, 364, 533, 364, 525, 352, 525, 352, 513, 303, 513, 278, 514]
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}, {
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"areacode": "606fa9ej0kmh",
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"areaname": "A3区-一层",
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"description": "A3区-一层",
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"remain": 0,
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"polygon": [384, 466, 384, 477, 384, 489, 384, 500, 416, 500, 447, 500, 479, 500, 479, 489, 479, 477, 479, 466, 447, 466, 416, 466, 384, 466]
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}, {
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"areacode": "2x9j4bej0km8",
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"areaname": "B1区-二层",
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"description": "B1区-二层",
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"remain": 192,
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"polygon": [74, 231, 73, 270, 73, 304, 73, 340, 84, 340, 91, 340, 101, 340, 101, 304, 101, 283, 100, 239, 80, 238, 80, 230, 74, 231]
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}, {
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"areacode": "81mj022gt723",
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"areaname": "A4区-二层",
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"description": "A4区-二层",
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"remain": 0,
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"polygon": [513, 511, 513, 525, 493, 525, 493, 547, 556, 547, 624, 547, 657, 546, 657, 513, 687, 513, 688, 501, 489, 500, 490, 511, 513, 511]
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}, {
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"areacode": "f217dy2gt72f",
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"areaname": "C2区",
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"description": "C2区",
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"remain": 136,
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"polygon": [372, 144, 372, 156, 372, 168, 372, 180, 403, 180, 434, 180, 481, 180, 481, 175, 467, 175, 467, 144, 434, 144, 403, 144, 372, 144]
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}, {
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"areacode": "crxllrjukre8",
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"areaname": "A3区-二层",
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"description": "A3区-二层",
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"remain": 0,
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"polygon": [386, 515, 387, 528, 376, 527, 376, 535, 436, 533, 436, 545, 486, 545, 486, 534, 486, 526, 463, 526, 464, 515, 411, 515, 386, 515]
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}, {
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"areacode": "kb8wtgjukre9",
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"areaname": "C2区",
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"description": "C2区",
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"remain": 144,
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"polygon": [386, 186, 386, 197, 386, 206, 386, 217, 416, 217, 448, 217, 478, 217, 478, 206, 478, 197, 478, 186, 448, 186, 416, 186, 386, 186]
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}, {
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"areacode": "0wrt1djukrea",
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"areaname": "C1区",
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"description": "C1区",
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"remain": 60,
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"polygon": [496, 184, 496, 194, 496, 205, 496, 215, 571, 214, 572, 204, 587, 205, 598, 202, 614, 194, 614, 184, 574, 184, 536, 184, 496, 184]
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}, {
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"areacode": "hya95p74ffs3",
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"areaname": "B2区-二层",
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"description": "B2区-二层",
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"remain": 191,
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"polygon": [73, 337, 73, 378, 72, 415, 73, 457, 78, 457, 78, 449, 100, 449, 101, 415, 100, 394, 101, 337, 92, 337, 82, 337, 73, 337]
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}, {
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"areacode": "rrw413jukre2",
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"areaname": "A1区-一层",
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"description": "A1区-一层",
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"remain": 0,
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"polygon": [256, 465, 256, 476, 256, 489, 256, 499, 213, 499, 172, 499, 129, 499, 129, 485, 144, 479, 158, 473, 172, 465, 213, 465, 256, 465]
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}, {
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"areacode": "sagsr1sa816m",
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"areaname": "C4区",
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"description": "C4区",
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"remain": 490,
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"polygon": [88, 139, 89, 171, 61, 172, 60, 181, 224, 181, 259, 182, 259, 174, 273, 173, 272, 154, 273, 131, 77, 132, 77, 139, 88, 139]
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}, {
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"areacode": "eqk4nyjukre4",
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"areaname": "B2区一层",
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"description": "B2区一层",
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"remain": 247,
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"polygon": [104, 344, 104, 376, 104, 406, 104, 438, 123, 438, 128, 425, 134, 415, 143, 399, 144, 376, 144, 344, 130, 344, 118, 344, 104, 344]
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}, {
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"areacode": "rrtc9e2gt72d",
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"areaname": "A1区-二层",
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"description": "A1区-二层",
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"remain": 0,
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"polygon": [62, 501, 62, 509, 90, 510, 89, 549, 250, 548, 250, 527, 231, 528, 230, 510, 254, 509, 254, 501, 191, 501, 125, 501, 62, 501]
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}];
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this.areas = data.map((area) => ({
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...area,
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color: this.getAreaColor(area.areaname),
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// 转换多边形为绘制路径
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path: this.parsePolygon(area.polygon)
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}));
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} catch (error) {
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formatAppLog("error", "at pages/index/step2.vue:213", "数据加载失败:", error);
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}
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},
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// 根据区域名称获取颜色
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getAreaColor(name) {
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for (const [key, value] of Object.entries(this.colorMap)) {
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if (name.includes(key))
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return value;
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}
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return "#9E9E9E";
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},
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// 解析多边形数据
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parsePolygon(points) {
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const path = [];
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if (!points || !Array.isArray(points) || points.length % 2 !== 0) {
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formatAppLog("error", "at pages/index/step2.vue:230", "无效的多边形数据:", points);
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return path;
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}
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for (let i = 0; i < points.length; i += 2) {
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const x = Number(points[i]);
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const y = Number(points[i + 1]);
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if (!isNaN(x) && !isNaN(y)) {
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path.push({ x, y });
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} else {
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formatAppLog("warn", "at pages/index/step2.vue:241", "忽略无效坐标:", points[i], points[i + 1]);
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}
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}
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if (path.length > 0 && (path[0].x !== path[path.length - 1].x || path[0].y !== path[path.length - 1].y)) {
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path.push({ ...path[0] });
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}
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return path;
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},
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async initCanvas() {
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try {
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const canvasNode = await new Promise((resolve, reject) => {
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const query = uni.createSelectorQuery().in(this);
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query.select("#selectCanvas").fields({ node: true, size: true }).exec((res) => {
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var _a;
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((_a = res[0]) == null ? void 0 : _a.node) ? resolve(res[0].node) : reject("Canvas节点获取失败");
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});
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});
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const systemInfo = uni.getSystemInfoSync();
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this.canvasWidth = systemInfo.windowWidth;
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this.canvasHeight = systemInfo.windowHeight * 0.8;
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const dpr = systemInfo.pixelRatio || 1;
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canvasNode.width = this.canvasWidth * dpr;
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canvasNode.height = this.canvasHeight * dpr;
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this.ctx = uni.createCanvasContext("selectCanvas", this);
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this.ctx.scale(dpr, dpr);
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this.drawAllAreas();
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} catch (error) {
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formatAppLog("error", "at pages/index/step2.vue:289", "初始化失败:", error);
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this.useFallbackRender();
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}
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},
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// 绘制所有区域
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drawAllAreas() {
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this.ctx.clearRect(0, 0, this.canvasWidth, this.canvasHeight);
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this.ctx.setFillStyle("#f5f5f5");
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this.ctx.fillRect(0, 0, this.canvasWidth, this.canvasHeight);
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this.areas.forEach((area) => {
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this.drawArea(area);
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});
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this.ctx.draw();
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},
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// 绘制单个区域
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drawArea(area) {
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this.ctx.beginPath();
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this.ctx.moveTo(area.path[0].x, area.path[0].y);
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for (let i = 1; i < area.path.length; i++) {
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this.ctx.lineTo(area.path[i].x, area.path[i].y);
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}
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this.ctx.closePath();
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this.ctx.setFillStyle(area.color);
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this.ctx.fill();
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if (this.selectedArea === area) {
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this.ctx.setStrokeStyle("#000000");
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this.ctx.setLineWidth(3);
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this.ctx.stroke();
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}
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},
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// 检查点击了哪个区域
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async checkAreaSelection(x, y) {
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return new Promise((resolve) => {
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const query = uni.createSelectorQuery().in(this);
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query.select("#selectCanvas").boundingClientRect((rect) => {
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if (!rect)
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return resolve(null);
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const canvasX = x - rect.left;
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const canvasY = y - rect.top;
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const clickedArea = this.areas.find(
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(area) => this.isPointInPolygon(canvasX, canvasY, area.path)
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);
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resolve(clickedArea);
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}).exec();
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});
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},
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// 判断点是否在多边形内
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isPointInPolygon(x, y, polygon) {
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if (!polygon || !Array.isArray(polygon) || polygon.length < 3) {
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formatAppLog("warn", "at pages/index/step2.vue:360", "无效的多边形数据", polygon);
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return false;
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}
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let inside = false;
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for (let i = 0, j = polygon.length - 1; i < polygon.length; j = i++) {
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const xi = polygon[i].x, yi = polygon[i].y;
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const xj = polygon[j].x, yj = polygon[j].y;
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if (isNaN(xi) || isNaN(yi) || isNaN(xj) || isNaN(yj)) {
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formatAppLog("warn", "at pages/index/step2.vue:371", "无效的坐标点", { xi, yi, xj, yj });
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return false;
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}
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const intersect = yi > y !== yj > y && x < (xj - xi) * (y - yi) / (yj - yi) + xi;
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if (intersect)
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inside = !inside;
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}
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return inside;
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},
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// 处理触摸开始
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async handleTouchStart(e) {
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const touch = e.touches[0];
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const clickedArea = await this.checkAreaSelection(touch.clientX, touch.clientY);
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if (clickedArea) {
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this.selectedArea = clickedArea;
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this.drawAllAreas();
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uni.showToast({
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title: `选中: ${clickedArea.areaname}`,
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icon: "none"
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});
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this.$emit("area-selected", {
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areacode: clickedArea.areacode,
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areaname: clickedArea.areaname,
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remain: clickedArea.remain
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});
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}
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}
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}
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};
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function _sfc_render$1(_ctx, _cache, $props, $setup, $data, $options) {
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|
return vue.openBlock(), vue.createElementBlock("view", { class: "container" }, [
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vue.createElementVNode(
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"canvas",
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{
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"canvas-id": "selectCanvas",
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|
id: "selectCanvas",
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|
type: "2d",
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"disable-scroll": "true",
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onTouchstart: _cache[0] || (_cache[0] = (...args) => $options.handleTouchStart && $options.handleTouchStart(...args)),
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style: vue.normalizeStyle({
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width: $data.canvasWidth + "px",
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height: $data.canvasHeight + "px"
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})
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},
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null,
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36
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/* STYLE, NEED_HYDRATION */
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),
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$data.selectedArea ? (vue.openBlock(), vue.createElementBlock(
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"view",
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{
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key: 0,
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class: "selection-info"
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},
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" 当前选中：" + vue.toDisplayString($data.selectedArea.areaname) + " (剩余:" + vue.toDisplayString($data.selectedArea.remain) + ") ",
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1
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/* TEXT */
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)) : vue.createCommentVNode("v-if", true)
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]);
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}
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const PagesIndexStep2 = /* @__PURE__ */ _export_sfc(_sfc_main$2, [["render", _sfc_render$1], ["__file", "/Users/sunmeng/Desktop/wx/canvas/pages/index/step2.vue"]]);
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const _sfc_main$1 = {
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data() {
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return {
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ctx: null,
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canvasWidth: 0,
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canvasHeight: 0,
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seatSize: 30,
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gap: 10,
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rows: 8,
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cols: 10,
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seats: [],
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selectedSeats: [],
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touchStartX: 0,
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touchStartY: 0,
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offsetX: 0,
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offsetY: 0,
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scale: 1
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};
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},
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onReady() {
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this.initSeats();
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this.initCanvas();
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},
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methods: {
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initSeats() {
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for (let i = 0; i < this.rows; i++) {
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this.seats[i] = [];
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for (let j = 0; j < this.cols; j++) {
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const isSold = Math.random() < 0.2;
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this.seats[i][j] = {
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row: i,
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col: j,
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status: isSold ? "sold" : "available",
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// available, selected, sold
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x: 0,
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y: 0
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};
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}
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}
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},
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async initCanvas() {
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const { canvas, width, height } = await this.getCanvasNode("seatCanvas");
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this.canvasWidth = width;
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this.canvasHeight = height;
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this.ctx = canvas.getContext("2d");
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const totalWidth = this.cols * (this.seatSize + this.gap) - this.gap;
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const totalHeight = this.rows * (this.seatSize + this.gap) - this.gap;
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this.offsetX = (this.canvasWidth - totalWidth) / 2;
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this.offsetY = (this.canvasHeight - totalHeight) / 2;
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this.drawSeats();
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},
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getCanvasNode(id) {
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return new Promise((resolve) => {
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const query = uni.createSelectorQuery().in(this);
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query.select(`#${id}`).fields({ node: true, size: true }).exec((res) => {
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formatAppLog("log", "at pages/index/index.vue:94", "给我看看", res);
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formatAppLog("log", "at pages/index/index.vue:95", "给我看看", res);
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formatAppLog("log", "at pages/index/index.vue:96", "给我看看", res);
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formatAppLog("log", "at pages/index/index.vue:97", "给我看看", res);
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formatAppLog("log", "at pages/index/index.vue:98", "给我看看", res);
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formatAppLog("log", "at pages/index/index.vue:99", "给我看看", res);
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const canvas = res[0].node;
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const width = res[0].width;
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const height = res[0].height;
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canvas.width = width * uni.getSystemInfoSync().pixelRatio;
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canvas.height = height * uni.getSystemInfoSync().pixelRatio;
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resolve({ canvas, width, height });
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});
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});
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},
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drawSeats() {
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if (!this.ctx)
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return;
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this.ctx.clearRect(0, 0, this.canvasWidth, this.canvasHeight);
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this.ctx.save();
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this.ctx.translate(this.offsetX, this.offsetY);
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this.ctx.scale(this.scale, this.scale);
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for (let i = 0; i < this.rows; i++) {
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for (let j = 0; j < this.cols; j++) {
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const seat = this.seats[i][j];
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const x = j * (this.seatSize + this.gap);
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const y = i * (this.seatSize + this.gap);
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seat.x = x;
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seat.y = y;
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switch (seat.status) {
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case "available":
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this.ctx.fillStyle = "#4CAF50";
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break;
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case "selected":
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this.ctx.fillStyle = "#2196F3";
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break;
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case "sold":
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this.ctx.fillStyle = "#9E9E9E";
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break;
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}
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this.ctx.beginPath();
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this.ctx.roundRect(x, y, this.seatSize, this.seatSize, 4);
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this.ctx.fill();
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this.ctx.fillStyle = "#FFFFFF";
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this.ctx.font = "12px Arial";
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this.ctx.textAlign = "center";
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this.ctx.textBaseline = "middle";
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this.ctx.fillText(
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`${String.fromCharCode(65 + i)}${j + 1}`,
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x + this.seatSize / 2,
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y + this.seatSize / 2
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);
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}
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}
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this.ctx.restore();
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},
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handleTouchStart(e) {
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this.touchStartX = e.touches[0].x;
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this.touchStartY = e.touches[0].y;
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},
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handleTouchMove(e) {
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const touchX = e.touches[0].x;
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const touchY = e.touches[0].y;
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const dx = touchX - this.touchStartX;
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const dy = touchY - this.touchStartY;
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this.offsetX += dx;
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this.offsetY += dy;
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const minX = this.canvasWidth - (this.cols * (this.seatSize + this.gap) - this.gap) * this.scale;
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const minY = this.canvasHeight - (this.rows * (this.seatSize + this.gap) - this.gap) * this.scale;
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this.offsetX = Math.max(minX, Math.min(0, this.offsetX));
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this.offsetY = Math.max(minY, Math.min(0, this.offsetY));
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this.touchStartX = touchX;
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this.touchStartY = touchY;
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this.drawSeats();
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},
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handleTouchEnd(e) {
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const touchX = e.changedTouches[0].x;
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const touchY = e.changedTouches[0].y;
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const canvasX = (touchX - this.offsetX) / this.scale;
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const canvasY = (touchY - this.offsetY) / this.scale;
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for (let i = 0; i < this.rows; i++) {
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for (let j = 0; j < this.cols; j++) {
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const seat = this.seats[i][j];
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if (canvasX >= seat.x && canvasX <= seat.x + this.seatSize && canvasY >= seat.y && canvasY <= seat.y + this.seatSize) {
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this.toggleSeatSelection(seat);
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return;
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}
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}
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}
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},
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toggleSeatSelection(seat) {
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if (seat.status === "sold")
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return;
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if (seat.status === "available") {
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seat.status = "selected";
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this.selectedSeats.push(`${String.fromCharCode(65 + seat.row)}${seat.col + 1}`);
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} else {
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seat.status = "available";
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this.selectedSeats = this.selectedSeats.filter(
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(s) => s !== `${String.fromCharCode(65 + seat.row)}${seat.col + 1}`
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);
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}
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this.drawSeats();
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}
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}
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};
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function _sfc_render(_ctx, _cache, $props, $setup, $data, $options) {
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return vue.openBlock(), vue.createElementBlock("view", { class: "container" }, [
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vue.createElementVNode("view", { class: "screen" }, "银幕"),
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vue.createElementVNode(
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"canvas",
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{
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"canvas-id": "seatCanvas",
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type: "2d",
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class: "seat-canvas",
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onTouchstart: _cache[0] || (_cache[0] = (...args) => $options.handleTouchStart && $options.handleTouchStart(...args)),
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onTouchmove: _cache[1] || (_cache[1] = (...args) => $options.handleTouchMove && $options.handleTouchMove(...args)),
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onTouchend: _cache[2] || (_cache[2] = (...args) => $options.handleTouchEnd && $options.handleTouchEnd(...args))
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},
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null,
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32
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/* NEED_HYDRATION */
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),
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vue.createElementVNode("view", { class: "legend" }, [
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vue.createElementVNode("view", { class: "legend-item" }, [
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vue.createElementVNode("view", { class: "seat-icon available" }),
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vue.createElementVNode("text", null, "可选")
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]),
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vue.createElementVNode("view", { class: "legend-item" }, [
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vue.createElementVNode("view", { class: "seat-icon selected" }),
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vue.createElementVNode("text", null, "已选")
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]),
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vue.createElementVNode("view", { class: "legend-item" }, [
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vue.createElementVNode("view", { class: "seat-icon sold" }),
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vue.createElementVNode("text", null, "已售")
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])
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]),
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vue.createElementVNode("view", { class: "selected-seats" }, [
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vue.createElementVNode(
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"text",
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null,
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"已选座位：" + vue.toDisplayString($data.selectedSeats.join(", ") || "无"),
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1
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/* TEXT */
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)
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])
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]);
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}
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const PagesIndexIndex = /* @__PURE__ */ _export_sfc(_sfc_main$1, [["render", _sfc_render], ["__file", "/Users/sunmeng/Desktop/wx/canvas/pages/index/index.vue"]]);
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__definePage("pages/index/step2", PagesIndexStep2);
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__definePage("pages/index/index", PagesIndexIndex);
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const _sfc_main = {
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onLaunch: function() {
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formatAppLog("log", "at App.vue:4", "App Launch");
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},
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onShow: function() {
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formatAppLog("log", "at App.vue:7", "App Show");
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},
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onHide: function() {
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formatAppLog("log", "at App.vue:10", "App Hide");
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}
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};
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const App = /* @__PURE__ */ _export_sfc(_sfc_main, [["__file", "/Users/sunmeng/Desktop/wx/canvas/App.vue"]]);
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function createApp() {
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const app = vue.createVueApp(App);
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return {
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app
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};
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}
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const { app: __app__, Vuex: __Vuex__, Pinia: __Pinia__ } = createApp();
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uni.Vuex = __Vuex__;
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uni.Pinia = __Pinia__;
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__app__.provide("__globalStyles", __uniConfig.styles);
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__app__._component.mpType = "app";
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__app__._component.render = () => {
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};
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__app__.mount("#app");
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})(Vue);
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