"use strict"; Object.defineProperty(exports, "__esModule", { value: true }); exports["default"] = void 0; var THREE = _interopRequireWildcard(require("./three")); var _wolfy87Eventemitter = _interopRequireDefault(require("wolfy87-eventemitter")); var _ajax = require("../util/ajax"); function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; } function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = Object.defineProperty && Object.getOwnPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : {}; if (desc.get || desc.set) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } } newObj["default"] = obj; return newObj; } } function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); } function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } } function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; } function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); } function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; } function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); } function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); if (superClass) _setPrototypeOf(subClass, superClass); } function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); } // 将图片标注绘制在512*512的画布上,每个大小 64*64 支持 64种图片 var LoadImage = /*#__PURE__*/ function (_EventEmitter) { _inherits(LoadImage, _EventEmitter); function LoadImage() { var _this; _classCallCheck(this, LoadImage); _this = _possibleConstructorReturn(this, _getPrototypeOf(LoadImage).call(this)); var pixelRatio = window.devicePixelRatio || 1; _this.imageWidth = 64 * pixelRatio; _this.canvas = document.createElement('canvas'); _this.canvas.style.cssText += 'height: 512px;width: 512px;'; _this.canvas.width = _this.imageWidth * 8; _this.canvas.height = _this.imageWidth * 8; _this.ctx = _this.canvas.getContext('2d'); _this.images = []; _this.imagesCount = 0; _this.imagePos = {}; _this.imagesIds = []; return _this; } _createClass(LoadImage, [{ key: "addImage", value: function addImage(id, opt) { var _this2 = this; this.imagesCount++; this.imagesIds.push(id); var imageCount = this.imagesCount; var x = imageCount % 8 * this.imageWidth; var y = parseInt(imageCount / 8) * this.imageWidth; this.imagePos[id] = { x: x / this.canvas.width, y: y / this.canvas.height }; this.texture = new THREE.Texture(this.canvas); if (typeof opt === 'string') { (0, _ajax.getImage)({ url: opt }, function (err, img) { img.id = id; _this2.images.push(img); _this2.ctx.drawImage(img, x, y, _this2.imageWidth, _this2.imageWidth); _this2.texture.magFilter = THREE.LinearFilter; _this2.texture.minFilter = THREE.LinearFilter; _this2.texture.needsUpdate = true; if (_this2.images.length === _this2.imagesCount) { _this2.emit('imageLoaded'); } }); } else { var width = opt.width, height = opt.height, channels = opt.channels; var data = new Uint8Array(width * height * channels); var image = new Image(); image.width = width; image.height = height; image.data = data; image.id = id; this.images.push(image); this.ctx.drawImage(image, x, y, this.imageWidth, this.imageWidth); this.texture = new THREE.CanvasTexture(this.canvas); this.imagePos[id] = { x: x >> 9, y: y >> 9 }; if (this.images.length === this.imagesCount) { this.emit('imageLoaded'); } } } }, { key: "removeImage", value: function removeImage() {} // todo // drawAllImages() { // this.images.forEach((item, index) => { // const x = parseInt(index / 8) * 64; // const y = index % 8 * 64; // this.ctx.drawImage(item, x, y, 64, 64); // }); // this.texture = new CanvasTexture(this.canvas); // this.texture.needsUpdate=true; // } }]); return LoadImage; }(_wolfy87Eventemitter["default"]); exports["default"] = LoadImage;