mirror of https://gitee.com/antv-l7/antv-l7
111 lines
5.3 KiB
JavaScript
111 lines
5.3 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports["default"] = void 0;
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var _layer = _interopRequireDefault(require("../core/layer"));
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var THREE = _interopRequireWildcard(require("../core/three"));
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var _rasterMaterial = _interopRequireDefault(require("../geom/material/rasterMaterial"));
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var _raster = require("../geom/buffer/raster");
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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; } }
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function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }
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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); }
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function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
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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); } }
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function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
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function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); }
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function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }
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function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
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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); }
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function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }
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var RasterLayer =
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/*#__PURE__*/
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function (_Layer) {
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_inherits(RasterLayer, _Layer);
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function RasterLayer() {
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_classCallCheck(this, RasterLayer);
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return _possibleConstructorReturn(this, _getPrototypeOf(RasterLayer).apply(this, arguments));
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}
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_createClass(RasterLayer, [{
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key: "draw",
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value: function draw() {
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this.type = 'raster';
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var source = this.layerSource; // 加载 完成事件
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var styleOptions = this.get('styleOptions');
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var buffer = new _raster.RasterBuffer({
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layerData: source.data,
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rampColors: styleOptions.rampColors
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});
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this.initGeometry(buffer.attributes);
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var rasterConfig = source.data.dataArray[0];
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var material = new _rasterMaterial["default"]({
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u_texture: buffer.bufferStruct.u_raster,
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u_colorTexture: buffer.bufferStruct.u_colorTexture,
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u_opacity: 1.0,
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u_extent: buffer.bufferStruct.u_extent,
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u_min: rasterConfig.min,
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u_max: rasterConfig.max,
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u_dimension: buffer.attributes.dimension
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});
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var rasterMesh = new THREE.Mesh(this.geometry, material);
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this.add(rasterMesh);
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return this;
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}
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}, {
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key: "animateFunc",
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value: function animateFunc() {
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var _this = this;
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var animateOptions = this.get('animateOptions');
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this.material.setValue('u_bands', this.animateData.index % 3);
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this.material.setValue('u_texture', this.animateData.rasters[Math.floor(this.animateData.index / 3) % 8]);
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this.animateData.index++;
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if (animateOptions) {
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animateOptions(this.animateData.index);
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}
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setTimeout(function () {
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_this.animateId = requestAnimationFrame(_this.animateFunc.bind(_this));
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}, 500);
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}
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}, {
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key: "cancelAnimate",
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value: function cancelAnimate() {
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window.cancelAnimationFrame(this.animateId);
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}
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}, {
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key: "initGeometry",
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value: function initGeometry(attributes) {
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this.geometry = new THREE.BufferGeometry();
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this.geometry.setIndex(attributes.indices);
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this.geometry.addAttribute('position', new THREE.Float32BufferAttribute(attributes.vertices, 3));
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this.geometry.addAttribute('uv', new THREE.Float32BufferAttribute(attributes.uvs, 2));
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}
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}]);
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return RasterLayer;
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}(_layer["default"]);
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exports["default"] = RasterLayer; |