swOperation/node_modules/@antv/g-svg/lib/defs/pattern.js

"use strict";
/**
 * @fileoverview pattern
 * @author dengfuping_develop@163.com
 */
Object.defineProperty(exports, "__esModule", { value: true });
var util_1 = require("@antv/util");
var dom_1 = require("../util/dom");
var regexPR = /^p\s*\(\s*([axyn])\s*\)\s*(.*)/i;
var Pattern = /** @class */ (function () {
    function Pattern(cfg) {
        this.cfg = {};
        var el = dom_1.createSVGElement('pattern');
        el.setAttribute('patternUnits', 'userSpaceOnUse');
        var child = dom_1.createSVGElement('image');
        el.appendChild(child);
        var id = util_1.uniqueId('pattern_');
        el.id = id;
        this.el = el;
        this.id = id;
        this.cfg = cfg;
        var arr = regexPR.exec(cfg);
        var source = arr[2];
        child.setAttribute('href', source);
        var img = new Image();
        if (!source.match(/^data:/i)) {
            img.crossOrigin = 'Anonymous';
        }
        img.src = source;
        function onload() {
            el.setAttribute('width', "" + img.width);
            el.setAttribute('height', "" + img.height);
        }
        if (img.complete) {
            onload();
        }
        else {
            img.onload = onload;
            // Fix onload() bug in IE9
            img.src = img.src;
        }
        return this;
    }
    Pattern.prototype.match = function (type, attr) {
        return this.cfg === attr;
    };
    return Pattern;
}());
exports.default = Pattern;
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