fonteditor-core/src/ttf/svg/parseTransform.js

fonts (ttf, woff, woff2, eot, svg, otf) parse, write, transform, glyph adjust.

/**
 * @file 解析transform参数
 * @author mengke01(kekee000@gmail.com)
 */

import parseParams from './parseParams';
const TRANSFORM_REGEX = /(\w+)\s*\(([\d-.,\s]*)\)/g;

/**
 * 解析transform参数
 *
 * @param {string} str 参数字符串
 * @return {Array} transform数组, 格式如下：
 *     [
 *         {
 *             name: 'scale',
 *             params: []
 *         }
 *     ]
 */
export default function parseTransform(str) {

    if (!str) {
        return false;
    }

    TRANSFORM_REGEX.lastIndex = 0;
    const transforms = [];
    let match;

    while ((match = TRANSFORM_REGEX.exec(str))) {
        transforms.push({
            name: match[1],
            params: parseParams(match[2])
        });
    }

    return transforms;
}