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ImageryLayerFeatureInfo.js
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ImageryLayerFeatureInfo.js
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/*global define*/
define([
'../Core/defined'
], function(
defined) {
"use strict";
/**
* Describes a rasterized feature, such as a point, polygon, polyline, etc., in an imagery layer.
*
* @alias ImageryLayerFeatureInfo
* @constructor
*/
var ImageryLayerFeatureInfo = function() {
/**
* Gets or sets the name of the feature.
* @type {String}
*/
this.name = undefined;
/**
* Gets or sets an HTML description of the feature. The HTML is not trusted and should
* be sanitized before display to the user.
* @type {String}
*/
this.description = undefined;
/**
* Gets or sets the position of the feature, or undefined if the position is not known.
*
* @type {Cartographic}
*/
this.position = undefined;
/**
* Gets or sets the raw data describing the feature. The raw data may be in any
* number of formats, such as GeoJSON, KML, etc.
* @type {Object}
*/
this.data = undefined;
};
/**
* Configures the name of this feature by selecting an appropriate property. The name will be obtained from
* one of the following sources, in this order: 1) the property with the name 'name', 2) the property with the name 'title',
* 3) the first property containing the word 'name', 4) the first property containing the word 'title'. If
* the name cannot be obtained from any of these sources, the existing name will be left unchanged.
*
* @param {Object} properties An object literal containing the properties of the feature.
*/
ImageryLayerFeatureInfo.prototype.configureNameFromProperties = function(properties) {
var namePropertyPrecedence = 10;
var nameProperty;
for (var key in properties) {
if (properties.hasOwnProperty(key) && properties[key]) {
var lowerKey = key.toLowerCase();
if (namePropertyPrecedence > 1 && lowerKey === 'name') {
namePropertyPrecedence = 1;
nameProperty = key;
} else if (namePropertyPrecedence > 2 && lowerKey === 'title') {
namePropertyPrecedence = 2;
nameProperty = key;
} else if (namePropertyPrecedence > 3 && /name/i.test(key)) {
namePropertyPrecedence = 3;
nameProperty = key;
} else if (namePropertyPrecedence > 4 && /title/i.test(key)) {
namePropertyPrecedence = 4;
nameProperty = key;
}
}
}
if (defined(nameProperty)) {
this.name = properties[nameProperty];
}
};
/**
* Configures the description of this feature by creating an HTML table of properties and their values.
*
* @param {Object} properties An object literal containing the properties of the feature.
*/
ImageryLayerFeatureInfo.prototype.configureDescriptionFromProperties = function(properties) {
function describe(properties) {
var html = '<table class="cesium-infoBox-defaultTable">';
for (var key in properties) {
if (properties.hasOwnProperty(key)) {
var value = properties[key];
if (defined(value)) {
if (typeof value === 'object') {
html += '<tr><td>' + key + '</td><td>' + describe(value) + '</td></tr>';
} else {
html += '<tr><td>' + key + '</td><td>' + value + '</td></tr>';
}
}
}
}
html += '</table>';
return html;
}
this.description = describe(properties);
};
return ImageryLayerFeatureInfo;
});