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Co-Authored-By: 狸花猫/Claude-Qwen3.6-Plus 🐾
66 lines
2.1 KiB
JavaScript
66 lines
2.1 KiB
JavaScript
"use strict";
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/**
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* @fileoverview shadow
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* @author dengfuping_develop@163.com
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*/
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Object.defineProperty(exports, "__esModule", { value: true });
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var util_1 = require("@antv/util");
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var dom_1 = require("../util/dom");
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var ATTR_MAP = {
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shadowColor: 'color',
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shadowOpacity: 'opacity',
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shadowBlur: 'blur',
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shadowOffsetX: 'dx',
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shadowOffsetY: 'dy',
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};
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var SHADOW_DIMENSION = {
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x: '-40%',
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y: '-40%',
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width: '200%',
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height: '200%',
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};
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var Shadow = /** @class */ (function () {
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function Shadow(cfg) {
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this.type = 'filter';
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this.cfg = {};
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this.type = 'filter';
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var el = dom_1.createSVGElement('filter');
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// expand the filter region to fill in shadows
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util_1.each(SHADOW_DIMENSION, function (v, k) {
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el.setAttribute(k, v);
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});
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this.el = el;
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this.id = util_1.uniqueId('filter_');
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this.el.id = this.id;
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this.cfg = cfg;
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this._parseShadow(cfg, el);
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return this;
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}
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Shadow.prototype.match = function (type, cfg) {
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if (this.type !== type) {
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return false;
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}
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var flag = true;
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var config = this.cfg;
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util_1.each(Object.keys(config), function (attr) {
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if (config[attr] !== cfg[attr]) {
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flag = false;
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return false;
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}
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});
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return flag;
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};
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Shadow.prototype.update = function (name, value) {
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var config = this.cfg;
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config[ATTR_MAP[name]] = value;
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this._parseShadow(config, this.el);
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return this;
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};
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Shadow.prototype._parseShadow = function (config, el) {
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var child = "<feDropShadow\n dx=\"" + (config.dx || 0) + "\"\n dy=\"" + (config.dy || 0) + "\"\n stdDeviation=\"" + (config.blur ? config.blur / 10 : 0) + "\"\n flood-color=\"" + (config.color ? config.color : '#000') + "\"\n flood-opacity=\"" + (config.opacity ? config.opacity : 1) + "\"\n />";
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el.innerHTML = child;
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};
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return Shadow;
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}());
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exports.default = Shadow;
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//# sourceMappingURL=shadow.js.map
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