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ColorDictionary.js
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70 lines (58 loc) · 2.44 KB
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/* Copyright© 2000 - 2025 SuperMap Software Co.Ltd. All rights reserved.
* This program are made available under the terms of the Apache License, Version 2.0
* which accompanies this distribution and is available at http://www.apache.org/licenses/LICENSE-2.0.html.*/
import {Util} from '../commontypes/Util';
import {ServerColor} from './ServerColor';
/**
* @class ColorDictionary
* @deprecatedclass SuperMap.ColorDictionary
* @category iServer Map Theme
* @classdesc 颜色对照表类。颜色对照表中的键名为具体的高程值，键值表示该高程值要显示的颜色。<br>
* 对于栅格图层中高程值小于颜色对照表中高程最小值的点，使用颜色对照表中高程最小值对应的颜色；<br>
* 对于栅格图层中高程值大于颜色对照表中高程最大值的点，使用颜色对照表中高程最大值对应的颜色；<br>
* 对于栅格图层中高程值在颜色对照表中没有对应颜色的点，则查找颜色对照表中与当前高程值相邻的两个高程对应的颜色。<br>
* 通过渐变运算每个高程值要显示的颜色，如果设置了颜色对照表的话，则颜色表设置无效。
* @param {Object} options - 参数。
* @param {number} options.elevation - 高程值。
* @param {ServerColor} options.color - 服务端颜色类。
* @usage
*/
export class ColorDictionary {
constructor(options) {
options = options || {};
/**
* @member {number} ColorDictionary.prototype.elevation
* @description 高程值。
*/
this.elevation = null;
/**
* @member {ServerColor} ColorDictionary.prototype.color
* @description 服务端颜色类。
*/
this.color = null;
Util.extend(this, options);
var me = this,
c = me.color;
if (c) {
me.color = new ServerColor(c.red, c.green, c.blue);
}
this.CLASS_NAME = "SuperMap.ColorDictionary";
}
/**
* @function ColorDictionary.prototype.destroy
* @description 释放资源，将引用资源的属性置空。
*/
destroy() {
Util.reset(this);
}
/**
* @function ColorDictionary.prototype.toServerJSONObject
* @description 转换成对应的 JSON 格式对象。
* @returns {Object} JSON 对象。
*/
toServerJSONObject() {
var dataObj = {};
dataObj = Util.copyAttributes(dataObj, this);
return dataObj;
}
}