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355 lines
14 KiB
JavaScript
355 lines
14 KiB
JavaScript
import defaultValue from "../Core/defaultValue.js";
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import defined from "../Core/defined.js";
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import DeveloperError from "../Core/DeveloperError.js";
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import Event from "../Core/Event.js";
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import createMaterialPropertyDescriptor from "./createMaterialPropertyDescriptor.js";
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import createPropertyDescriptor from "./createPropertyDescriptor.js";
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/**
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* @typedef {Object} EllipseGraphics.ConstructorOptions
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*
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* Initialization options for the EllipseGraphics constructor
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*
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* @property {Property | boolean} [show=true] A boolean Property specifying the visibility of the ellipse.
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* @property {Property | number} [semiMajorAxis] The numeric Property specifying the semi-major axis.
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* @property {Property | number} [semiMinorAxis] The numeric Property specifying the semi-minor axis.
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* @property {Property | number} [height=0] A numeric Property specifying the altitude of the ellipse relative to the ellipsoid surface.
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* @property {Property | HeightReference} [heightReference=HeightReference.NONE] A Property specifying what the height is relative to.
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* @property {Property | number} [extrudedHeight] A numeric Property specifying the altitude of the ellipse's extruded face relative to the ellipsoid surface.
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* @property {Property | HeightReference} [extrudedHeightReference=HeightReference.NONE] A Property specifying what the extrudedHeight is relative to.
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* @property {Property | number} [rotation=0.0] A numeric property specifying the rotation of the ellipse counter-clockwise from north.
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* @property {Property | number} [stRotation=0.0] A numeric property specifying the rotation of the ellipse texture counter-clockwise from north.
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* @property {Property | number} [granularity=Cesium.Math.RADIANS_PER_DEGREE] A numeric Property specifying the angular distance between points on the ellipse.
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* @property {Property | boolean} [fill=true] A boolean Property specifying whether the ellipse is filled with the provided material.
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* @property {MaterialProperty | Color} [material=Color.WHITE] A Property specifying the material used to fill the ellipse.
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* @property {Property | boolean} [outline=false] A boolean Property specifying whether the ellipse is outlined.
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* @property {Property | Color} [outlineColor=Color.BLACK] A Property specifying the {@link Color} of the outline.
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* @property {Property | number} [outlineWidth=1.0] A numeric Property specifying the width of the outline.
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* @property {Property | number} [numberOfVerticalLines=16] A numeric Property specifying the number of vertical lines to draw along the perimeter for the outline.
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* @property {Property | ShadowMode} [shadows=ShadowMode.DISABLED] An enum Property specifying whether the ellipse casts or receives shadows from light sources.
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* @property {Property | DistanceDisplayCondition} [distanceDisplayCondition] A Property specifying at what distance from the camera that this ellipse will be displayed.
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* @property {Property | ClassificationType} [classificationType=ClassificationType.BOTH] An enum Property specifying whether this ellipse will classify terrain, 3D Tiles, or both when on the ground.
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* @property {ConstantProperty | number} [zIndex=0] A property specifying the zIndex of the Ellipse. Used for ordering ground geometry. Only has an effect if the ellipse is constant and neither height or exturdedHeight are specified.
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*/
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/**
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* Describes an ellipse defined by a center point and semi-major and semi-minor axes.
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* The ellipse conforms to the curvature of the globe and can be placed on the surface or
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* at altitude and can optionally be extruded into a volume.
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* The center point is determined by the containing {@link Entity}.
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*
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* @alias EllipseGraphics
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* @constructor
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*
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* @param {EllipseGraphics.ConstructorOptions} [options] Object describing initialization options
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*
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* @demo {@link https://sandcastle.cesium.com/index.html?src=Circles and Ellipses.html|Cesium Sandcastle Circles and Ellipses Demo}
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*/
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function EllipseGraphics(options) {
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this._definitionChanged = new Event();
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this._show = undefined;
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this._showSubscription = undefined;
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this._semiMajorAxis = undefined;
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this._semiMajorAxisSubscription = undefined;
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this._semiMinorAxis = undefined;
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this._semiMinorAxisSubscription = undefined;
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this._height = undefined;
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this._heightSubscription = undefined;
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this._heightReference = undefined;
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this._heightReferenceSubscription = undefined;
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this._extrudedHeight = undefined;
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this._extrudedHeightSubscription = undefined;
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this._extrudedHeightReference = undefined;
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this._extrudedHeightReferenceSubscription = undefined;
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this._rotation = undefined;
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this._rotationSubscription = undefined;
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this._stRotation = undefined;
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this._stRotationSubscription = undefined;
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this._granularity = undefined;
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this._granularitySubscription = undefined;
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this._fill = undefined;
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this._fillSubscription = undefined;
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this._material = undefined;
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this._materialSubscription = undefined;
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this._outline = undefined;
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this._outlineSubscription = undefined;
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this._outlineColor = undefined;
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this._outlineColorSubscription = undefined;
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this._outlineWidth = undefined;
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this._outlineWidthSubscription = undefined;
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this._numberOfVerticalLines = undefined;
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this._numberOfVerticalLinesSubscription = undefined;
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this._shadows = undefined;
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this._shadowsSubscription = undefined;
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this._distanceDisplayCondition = undefined;
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this._distanceDisplayConditionSubscription = undefined;
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this._classificationType = undefined;
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this._classificationTypeSubscription = undefined;
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this._zIndex = undefined;
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this._zIndexSubscription = undefined;
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this.merge(defaultValue(options, defaultValue.EMPTY_OBJECT));
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}
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Object.defineProperties(EllipseGraphics.prototype, {
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/**
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* Gets the event that is raised whenever a property or sub-property is changed or modified.
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* @memberof EllipseGraphics.prototype
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*
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* @type {Event}
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* @readonly
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*/
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definitionChanged: {
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get: function () {
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return this._definitionChanged;
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},
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},
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/**
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* Gets or sets the boolean Property specifying the visibility of the ellipse.
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* @memberof EllipseGraphics.prototype
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* @type {Property|undefined}
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* @default true
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*/
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show: createPropertyDescriptor("show"),
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/**
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* Gets or sets the numeric Property specifying the semi-major axis.
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* @memberof EllipseGraphics.prototype
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* @type {Property|undefined}
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*/
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semiMajorAxis: createPropertyDescriptor("semiMajorAxis"),
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/**
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* Gets or sets the numeric Property specifying the semi-minor axis.
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* @memberof EllipseGraphics.prototype
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* @type {Property|undefined}
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*/
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semiMinorAxis: createPropertyDescriptor("semiMinorAxis"),
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/**
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* Gets or sets the numeric Property specifying the altitude of the ellipse.
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* @memberof EllipseGraphics.prototype
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* @type {Property|undefined}
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* @default 0.0
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*/
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height: createPropertyDescriptor("height"),
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/**
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* Gets or sets the Property specifying the {@link HeightReference}.
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* @memberof EllipseGraphics.prototype
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* @type {Property|undefined}
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* @default HeightReference.NONE
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*/
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heightReference: createPropertyDescriptor("heightReference"),
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/**
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* Gets or sets the numeric Property specifying the altitude of the ellipse extrusion.
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* Setting this property creates volume starting at height and ending at this altitude.
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* @memberof EllipseGraphics.prototype
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* @type {Property|undefined}
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*/
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extrudedHeight: createPropertyDescriptor("extrudedHeight"),
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/**
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* Gets or sets the Property specifying the extruded {@link HeightReference}.
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* @memberof EllipseGraphics.prototype
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* @type {Property|undefined}
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* @default HeightReference.NONE
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*/
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extrudedHeightReference: createPropertyDescriptor("extrudedHeightReference"),
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/**
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* Gets or sets the numeric property specifying the rotation of the ellipse counter-clockwise from north.
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* @memberof EllipseGraphics.prototype
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* @type {Property|undefined}
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* @default 0
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*/
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rotation: createPropertyDescriptor("rotation"),
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/**
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* Gets or sets the numeric property specifying the rotation of the ellipse texture counter-clockwise from north.
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* @memberof EllipseGraphics.prototype
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* @type {Property|undefined}
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* @default 0
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*/
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stRotation: createPropertyDescriptor("stRotation"),
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/**
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* Gets or sets the numeric Property specifying the angular distance between points on the ellipse.
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* @memberof EllipseGraphics.prototype
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* @type {Property|undefined}
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* @default {CesiumMath.RADIANS_PER_DEGREE}
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*/
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granularity: createPropertyDescriptor("granularity"),
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/**
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* Gets or sets the boolean Property specifying whether the ellipse is filled with the provided material.
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* @memberof EllipseGraphics.prototype
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* @type {Property|undefined}
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* @default true
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*/
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fill: createPropertyDescriptor("fill"),
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/**
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* Gets or sets the Property specifying the material used to fill the ellipse.
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* @memberof EllipseGraphics.prototype
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* @type {MaterialProperty|undefined}
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* @default Color.WHITE
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*/
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material: createMaterialPropertyDescriptor("material"),
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/**
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* Gets or sets the Property specifying whether the ellipse is outlined.
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* @memberof EllipseGraphics.prototype
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* @type {Property|undefined}
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* @default false
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*/
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outline: createPropertyDescriptor("outline"),
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/**
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* Gets or sets the Property specifying the {@link Color} of the outline.
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* @memberof EllipseGraphics.prototype
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* @type {Property|undefined}
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* @default Color.BLACK
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*/
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outlineColor: createPropertyDescriptor("outlineColor"),
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/**
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* Gets or sets the numeric Property specifying the width of the outline.
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* @memberof EllipseGraphics.prototype
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* @type {Property|undefined}
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* @default 1.0
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*/
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outlineWidth: createPropertyDescriptor("outlineWidth"),
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/**
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* Gets or sets the numeric Property specifying the number of vertical lines to draw along the perimeter for the outline.
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* @memberof EllipseGraphics.prototype
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* @type {Property|undefined}
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* @default 16
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*/
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numberOfVerticalLines: createPropertyDescriptor("numberOfVerticalLines"),
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/**
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* Get or sets the enum Property specifying whether the ellipse
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* casts or receives shadows from light sources.
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* @memberof EllipseGraphics.prototype
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* @type {Property|undefined}
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* @default ShadowMode.DISABLED
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*/
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shadows: createPropertyDescriptor("shadows"),
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/**
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* Gets or sets the {@link DistanceDisplayCondition} Property specifying at what distance from the camera that this ellipse will be displayed.
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* @memberof EllipseGraphics.prototype
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* @type {Property|undefined}
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*/
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distanceDisplayCondition: createPropertyDescriptor(
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"distanceDisplayCondition"
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),
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/**
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* Gets or sets the {@link ClassificationType} Property specifying whether this ellipse will classify terrain, 3D Tiles, or both when on the ground.
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* @memberof EllipseGraphics.prototype
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* @type {Property|undefined}
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* @default ClassificationType.BOTH
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*/
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classificationType: createPropertyDescriptor("classificationType"),
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/**
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* Gets or sets the zIndex Property specifying the ellipse ordering. Only has an effect if the ellipse is constant and neither height or extrudedHeight are specified
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* @memberof EllipseGraphics.prototype
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* @type {ConstantProperty|undefined}
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* @default 0
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*/
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zIndex: createPropertyDescriptor("zIndex"),
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});
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/**
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* Duplicates this instance.
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*
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* @param {EllipseGraphics} [result] The object onto which to store the result.
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* @returns {EllipseGraphics} The modified result parameter or a new instance if one was not provided.
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*/
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EllipseGraphics.prototype.clone = function (result) {
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if (!defined(result)) {
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return new EllipseGraphics(this);
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}
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result.show = this.show;
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result.semiMajorAxis = this.semiMajorAxis;
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result.semiMinorAxis = this.semiMinorAxis;
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result.height = this.height;
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result.heightReference = this.heightReference;
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result.extrudedHeight = this.extrudedHeight;
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result.extrudedHeightReference = this.extrudedHeightReference;
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result.rotation = this.rotation;
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result.stRotation = this.stRotation;
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result.granularity = this.granularity;
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result.fill = this.fill;
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result.material = this.material;
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result.outline = this.outline;
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result.outlineColor = this.outlineColor;
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result.outlineWidth = this.outlineWidth;
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result.numberOfVerticalLines = this.numberOfVerticalLines;
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result.shadows = this.shadows;
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result.distanceDisplayCondition = this.distanceDisplayCondition;
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result.classificationType = this.classificationType;
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result.zIndex = this.zIndex;
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return result;
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};
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/**
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* Assigns each unassigned property on this object to the value
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* of the same property on the provided source object.
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*
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* @param {EllipseGraphics} source The object to be merged into this object.
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*/
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EllipseGraphics.prototype.merge = function (source) {
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//>>includeStart('debug', pragmas.debug);
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if (!defined(source)) {
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throw new DeveloperError("source is required.");
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}
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//>>includeEnd('debug');
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this.show = defaultValue(this.show, source.show);
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this.semiMajorAxis = defaultValue(this.semiMajorAxis, source.semiMajorAxis);
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this.semiMinorAxis = defaultValue(this.semiMinorAxis, source.semiMinorAxis);
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this.height = defaultValue(this.height, source.height);
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this.heightReference = defaultValue(
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this.heightReference,
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source.heightReference
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);
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this.extrudedHeight = defaultValue(
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this.extrudedHeight,
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source.extrudedHeight
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);
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this.extrudedHeightReference = defaultValue(
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this.extrudedHeightReference,
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source.extrudedHeightReference
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);
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this.rotation = defaultValue(this.rotation, source.rotation);
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this.stRotation = defaultValue(this.stRotation, source.stRotation);
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this.granularity = defaultValue(this.granularity, source.granularity);
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this.fill = defaultValue(this.fill, source.fill);
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this.material = defaultValue(this.material, source.material);
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this.outline = defaultValue(this.outline, source.outline);
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this.outlineColor = defaultValue(this.outlineColor, source.outlineColor);
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this.outlineWidth = defaultValue(this.outlineWidth, source.outlineWidth);
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this.numberOfVerticalLines = defaultValue(
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this.numberOfVerticalLines,
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source.numberOfVerticalLines
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);
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this.shadows = defaultValue(this.shadows, source.shadows);
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this.distanceDisplayCondition = defaultValue(
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this.distanceDisplayCondition,
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source.distanceDisplayCondition
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);
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this.classificationType = defaultValue(
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this.classificationType,
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source.classificationType
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);
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this.zIndex = defaultValue(this.zIndex, source.zIndex);
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};
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export default EllipseGraphics;
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