Source: Theme.js

/*********************************************************************************
 Copyright © SuperMap. All rights reserved.
 Author: will
 E-mail: pridehao@gmail.com

 **********************************************************************************/

import {NativeModules} from 'react-native';
let T = NativeModules.JSTheme;

/**
 * @class Theme
 * @description 专题图类，该类是所有专题图的基类。
 */
export default class Theme {

    /**
     * 创建标签专题图。
     * @memberOf Theme
     * @param {Object} themeParam 
     * @description 参数对象:{datasetVector:<DatasetVector>,rangeExpression:<string>分段字段表达式,rangeMode:<number>分段模式,rangeParameter:<number>分段参数,colorGradientType:<number>颜色渐变模式}
     * @returns {Promise.<Theme>}
     */
    async makeThemeLabel(themeParam) {
        try {
            var {themeId} = await T.makeThemeLabel(themeParam.datasetVector._SMDatasetVectorId, themeParam.rangeExpression, themeParam.rangeMode, themeParam.rangeParameter, themeParam.colorGradientType);
            var theme = new Theme();
            theme._SMThemeId = themeId;
            return theme;
        } catch (e) {
            console.error(e);
        }
    }

    /**
     * 生成默认的单值专题图。
     * @memberOf Theme
     * @param {Object} themeParam 
     * @description 参数对象:{datasetVector:<DatasetVector>,uniqueExpression:<string>单值专题图字段表达式,colorGradientType:<number>颜色渐变模式}
     * @returns {Promise.<AMQPManager>}
     */
    async makeThemeUnique(themeParam) {
        try {
            var {themeId} = await T.makeThemeUnique(themeParam.datasetVector._SMDatasetVectorId, themeParam.uniqueExpression, themeParam.colorGradientType);
            var theme = new Theme();
            theme._SMThemeId = themeId;
            return theme;
        } catch (e) {
            console.error(e);
        }
    }
    
    /**
     * 生成默认的分段专题图。
     * @memberOf Theme
     * @param {Object} themeParam
     * @description 参数对象:{datasetVector:<DatasetVector>,rangeExpression:<string>分段字段表达式,rangeMode:<number>分段模式,rangeParameter:<number>分段参数,colorGradientType:<number>颜色渐变模式}
     * @returns {Promise.<Theme>}
     */
    async makeThemeRange(themeParam) {
        try {
            var {themeId} = await T.makeThemeRange(themeParam.datasetVector._SMDatasetVectorId, themeParam.rangeExpression, themeParam.rangeMode, themeParam.rangeParameter, themeParam.colorGradientType);
            var theme = new Theme();
            theme._SMThemeId = themeId;
            return theme;
        } catch (e) {
            console.error(e);
        }
    }
    
}