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File: toastui/src/js/command/changeTextStyle.js

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File: toastui/src/js/command/changeTextStyle.js
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/**
 * @author NHN Ent. FE Development Team <dl_javascript@nhn.com>
 * @fileoverview Change text styles
 */
import snippet from 'tui-code-snippet';
import commandFactory from '../factory/command';
import Promise from 'core-js/library/es6/promise';
import consts from '../consts';

const {componentNames, rejectMessages, commandNames} = consts;
const {TEXT} = componentNames;

const command = {
    name: commandNames.CHANGE_TEXT_STYLE,

    /**
     * Change text styles
     * @param {Graphics} graphics - Graphics instance
     * @param {number} id - object id
     * @param {Object} styles - text styles
     *     @param {string} [styles.fill] Color
     *     @param {string} [styles.fontFamily] Font type for text
     *     @param {number} [styles.fontSize] Size
     *     @param {string} [styles.fontStyle] Type of inclination (normal / italic)
     *     @param {string} [styles.fontWeight] Type of thicker or thinner looking (normal / bold)
     *     @param {string} [styles.textAlign] Type of text align (left / center / right)
     *     @param {string} [styles.textDecoraiton] Type of line (underline / line-throgh / overline)
     * @returns {Promise}
     */
    execute(graphics, id, styles) {
        const textComp = graphics.getComponent(TEXT);
        const targetObj = graphics.getObject(id);

        if (!targetObj) {
            return Promise.reject(rejectMessages.noObject);
        }

        this.undoData.object = targetObj;
        this.undoData.styles = {};
        snippet.forEachOwnProperties(styles, (value, key) => {
            this.undoData.styles[key] = targetObj[key];
        });

        return textComp.setStyle(targetObj, styles);
    },
    /**
     * @param {Graphics} graphics - Graphics instance
     * @returns {Promise}
     */
    undo(graphics) {
        const textComp = graphics.getComponent(TEXT);
        const {object: textObj, styles} = this.undoData;

        return textComp.setStyle(textObj, styles);
    }
};

commandFactory.register(command);

module.exports = command;
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