@vtx/cs-map
Version:
React components for Vortex
104 lines (96 loc) • 6.38 kB
JavaScript
;
function _typeof(o) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) { return typeof o; } : function (o) { return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o; }, _typeof(o); }
Object.defineProperty(exports, "__esModule", {
value: true
});
exports["default"] = void 0;
var _cesium = require("cesium");
var _createFeatureCollection = require("../feature-layer/createFeatureCollection");
var _lodash = require("lodash");
var _Polyline = _interopRequireDefault(require("../polyline/Polyline"));
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": 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, _toPropertyKey(descriptor.key), descriptor); } }
function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); Object.defineProperty(Constructor, "prototype", { writable: false }); return Constructor; }
function _toPropertyKey(arg) { var key = _toPrimitive(arg, "string"); return _typeof(key) === "symbol" ? key : String(key); }
function _toPrimitive(input, hint) { if (_typeof(input) !== "object" || input === null) return input; var prim = input[Symbol.toPrimitive]; if (prim !== undefined) { var res = prim.call(input, hint || "default"); if (_typeof(res) !== "object") return res; throw new TypeError("@@toPrimitive must return a primitive value."); } return (hint === "string" ? String : Number)(input); }
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 } }); Object.defineProperty(subClass, "prototype", { writable: false }); if (superClass) _setPrototypeOf(subClass, superClass); }
function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf ? Object.setPrototypeOf.bind() : function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }
function _createSuper(Derived) { var hasNativeReflectConstruct = _isNativeReflectConstruct(); return function _createSuperInternal() { var Super = _getPrototypeOf(Derived), result; if (hasNativeReflectConstruct) { var NewTarget = _getPrototypeOf(this).constructor; result = Reflect.construct(Super, arguments, NewTarget); } else { result = Super.apply(this, arguments); } return _possibleConstructorReturn(this, result); }; }
function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } else if (call !== void 0) { throw new TypeError("Derived constructors may only return object or undefined"); } 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 _isNativeReflectConstruct() { if (typeof Reflect === "undefined" || !Reflect.construct) return false; if (Reflect.construct.sham) return false; if (typeof Proxy === "function") return true; try { Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], function () {})); return true; } catch (e) { return false; } }
function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf.bind() : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
//纹理图绘制
function getColorRamp(elevationRamp) {
var ramp = document.createElement('canvas');
ramp.width = 100;
ramp.height = 1;
var ctx = ramp.getContext('2d');
var grd = ctx.createLinearGradient(0, 0, 100, 0);
elevationRamp.map(function (v) {
grd.addColorStop(v[0], v[1]);
});
ctx.fillStyle = grd;
ctx.fillRect(0, 0, 100, 1);
return ramp;
}
var GradationLineLayer = exports["default"] = /*#__PURE__*/function (_CustomDataSource) {
_inherits(GradationLineLayer, _CustomDataSource);
var _super = _createSuper(GradationLineLayer);
function GradationLineLayer(option) {
var _this;
_classCallCheck(this, GradationLineLayer);
var data = option.data,
key = option.key,
labelField = option.labelField,
template = option.template,
color = option.color,
width = option.width;
_this = _super.call(this);
// 图层标识
_this.key = key;
// 图层名称
_this.name = name;
// 标签字段
_this.labelField = labelField;
// 模版内容
_this.template = template;
_this.data = data;
// 默认线宽度
_this.width = width || 3;
// 颜色
_this.color = color || '#0080ff';
if (data !== null && data !== void 0 && data.length) {
_this.loadData(data);
}
return _this;
}
_createClass(GradationLineLayer, [{
key: "loadData",
value: function loadData(data) {
var _this2 = this;
this.entities.removeAll();
data.map(function (v) {
var geometryInfo = v.geometryInfo,
colors = v.colors,
width = v.width;
var _transformGeometry = (0, _createFeatureCollection.transformGeometry)(geometryInfo),
coordinates = _transformGeometry.coordinates;
var entity = _this2.entities.add(new _Polyline["default"]({
geometry: coordinates,
properties: v,
style: {
width: width || _this2.width,
material: getColorRamp(colors)
}
}));
entity.type = _this2.modalType || _this2.key;
entity.key = _this2.key;
entity.properties = v.properties || {};
});
}
}]);
return GradationLineLayer;
}(_cesium.CustomDataSource);
//# sourceMappingURL=GradationLineLayer.js.map