diff --git a/src/track.js b/src/track.js deleted file mode 100644 index d3ebbec1ed..0000000000 --- a/src/track.js +++ /dev/null @@ -1,22 +0,0 @@ -/** - * @fileOverview track g2 - * @author dxq613@gmail.com - */ -import Global from './global'; -const SERVER_URL = 'https://kcart.alipay.com/web/bi.do'; - -// 延迟发送请求 -setTimeout(function() { - if (Global.trackable) { - const image = new Image(); - const newObj = { - pg: document.URL, - r: new Date().getTime(), - l7: true, - version: Global.version, - page_type: 'syslog' - }; - const d = encodeURIComponent(JSON.stringify([ newObj ])); - image.src = `${SERVER_URL}?BIProfile=merge&d=${d}`; - } -}, 3000); diff --git a/src/util/common.js b/src/util/common.js deleted file mode 100644 index 0308b370c0..0000000000 --- a/src/util/common.js +++ /dev/null @@ -1,115 +0,0 @@ -const PRECISION = 0.00001; // 常量，据的精度，小于这个精度认为是0 -const RADIAN = Math.PI / 180; -const DEGREE = 180 / Math.PI; - -export default { - isFunction: require('lodash/isFunction'), - isObject: require('lodash/isObject'), - isBoolean: require('lodash/isBoolean'), - isNil: require('lodash/isNil'), - isString: require('lodash/isString'), - isArray: require('lodash/isArray'), - isNumber: require('lodash/isNumber'), - isEmpty: require('lodash/isEmpty'), // isBlank - uniqueId: require('lodash/uniqueId'), - clone: require('lodash/clone'), - assign: require('lodash/assign'), // simpleMix - merge: require('lodash/merge'), // mix - upperFirst: require('lodash/upperFirst'), // ucfirst - remove: require('lodash/pull'), - each: require('lodash/forEach'), - isEqual: require('lodash/isEqual'), - toArray: require('lodash/toArray'), - extend(subclass, superclass, overrides, staticOverrides) { - // 如果只提供父类构造函数，则自动生成子类构造函数 - if (!this.isFunction(superclass)) { - overrides = superclass; - superclass = subclass; - subclass = function() {}; - } - - const create = Object.create ? - function(proto, c) { - return Object.create(proto, { - constructor: { - value: c - } - }); - } : - function(proto, c) { - function F() {} - - F.prototype = proto; - const o = new F(); - o.constructor = c; - return o; - }; - - const superObj = create(superclass.prototype, subclass); // new superclass(),//实例化父类作为子类的prototype - subclass.prototype = this.merge(superObj, subclass.prototype); // 指定子类的prototype - subclass.superclass = create(superclass.prototype, superclass); - this.merge(superObj, overrides); - this.merge(subclass, staticOverrides); - return subclass; - }, - augment(c) { - const args = this.toArray(arguments); - for (let i = 1; i < args.length; i++) { - let obj = args[i]; - if (this.isFunction(obj)) { - obj = obj.prototype; - } - this.merge(c.prototype, obj); - } - }, - /** - * 判断两个数是否相等 - * @param {Number} a 数 - * @param {Number} b 数 - * @return {Boolean} 是否相等 - **/ - isNumberEqual(a, b) { - return Math.abs((a - b)) < PRECISION; - }, - /** - * 获取角度对应的弧度 - * @param {Number} degree 角度 - * @return {Number} 弧度 - **/ - toRadian(degree) { - return RADIAN * degree; - }, - /** - * 获取弧度对应的角度 - * @param {Number} radian 弧度 - * @return {Number} 角度 - **/ - toDegree(radian) { - return DEGREE * radian; - }, - /** - * 广义取模运算 - * @param {Number} n 被取模的值 - * @param {Number} m 模 - * @return {Number} 返回n 被 m 取模的结果 - */ - mod(n, m) { - return ((n % m) + m) % m; - }, - /** - * 把a夹在min，max中间, 低于min的返回min，高于max的返回max，否则返回自身 - * @param {Number} a 数 - * @param {Number} min 下限 - * @param {Number} max 上限 - * @return {Number} 返回结果值 - **/ - clamp(a, min, max) { - if (a < min) { - return min; - } else if (a > max) { - return max; - } - - return a; - } -}; diff --git a/src/util/dom.js b/src/util/dom.js deleted file mode 100644 index 580496a676..0000000000 --- a/src/util/dom.js +++ /dev/null @@ -1,168 +0,0 @@ -import Util from './common'; - -const TABLE = document.createElement('table'); -const TABLE_TR = document.createElement('tr'); -const FRAGMENT_REG = /^\s*<(\w+|!)[^>]*>/; -const CONTAINERS = { - tr: document.createElement('tbody'), - tbody: TABLE, - thead: TABLE, - tfoot: TABLE, - td: TABLE_TR, - th: TABLE_TR, - '*': document.createElement('div') -}; - -export default { - getBoundingClientRect(node, defaultValue) { - if (node && node.getBoundingClientRect) { - const rect = node.getBoundingClientRect(); - const top = document.documentElement.clientTop; - const left = document.documentElement.clientLeft; - return { - top: rect.top - top, - bottom: rect.bottom - top, - left: rect.left - left, - right: rect.right - left - }; - } - return defaultValue || null; - }, - /** - * 获取样式 - * @param {Object} dom DOM节点 - * @param {String} name 样式名 - * @param {Any} defaultValue 默认值 - * @return {String} 属性值 - */ - getStyle(dom, name, defaultValue) { - try { - if (window.getComputedStyle) { - return window.getComputedStyle(dom, null)[name]; - } - return dom.currentStyle[name]; - } catch (e) { - if (!Util.isNil(defaultValue)) { - return defaultValue; - } - return null; - } - }, - modifyCSS(dom, css) { - if (dom) { - for (const key in css) { - if (css.hasOwnProperty(key)) { - dom.style[key] = css[key]; - } - } - } - return dom; - }, - /** - * 创建DOM 节点 - * @param {String} str Dom 字符串 - * @return {HTMLElement} DOM 节点 - */ - createDom(str) { - let name = FRAGMENT_REG.test(str) && RegExp.$1; - if (!(name in CONTAINERS)) { - name = '*'; - } - const container = CONTAINERS[name]; - str = str.replace(/(^\s*)|(\s*$)/g, ''); - container.innerHTML = '' + str; - const dom = container.childNodes[0]; - container.removeChild(dom); - return dom; - }, - getRatio() { - return window.devicePixelRatio ? window.devicePixelRatio : 2; - }, - /** - * 获取宽度 - * @param {HTMLElement} el dom节点 - * @param {Number} defaultValue 默认值 - * @return {Number} 宽度 - */ - getWidth(el, defaultValue) { - let width = this.getStyle(el, 'width', defaultValue); - if (width === 'auto') { - width = el.offsetWidth; - } - return parseFloat(width); - }, - /** - * 获取高度 - * @param {HTMLElement} el dom节点 - * @param {Number} defaultValue 默认值 - * @return {Number} 高度 - */ - getHeight(el, defaultValue) { - let height = this.getStyle(el, 'height', defaultValue); - if (height === 'auto') { - height = el.offsetHeight; - } - return parseFloat(height); - }, - /** - * 获取外层高度 - * @param {HTMLElement} el dom节点 - * @param {Number} defaultValue 默认值 - * @return {Number} 高度 - */ - getOuterHeight(el, defaultValue) { - const height = this.getHeight(el, defaultValue); - const bTop = parseFloat(this.getStyle(el, 'borderTopWidth')) || 0; - const pTop = parseFloat(this.getStyle(el, 'paddingTop')) || 0; - const pBottom = parseFloat(this.getStyle(el, 'paddingBottom')) || 0; - const bBottom = parseFloat(this.getStyle(el, 'borderBottomWidth')) || 0; - return height + bTop + bBottom + pTop + pBottom; - }, - /** - * 获取外层宽度 - * @param {HTMLElement} el dom节点 - * @param {Number} defaultValue 默认值 - * @return {Number} 宽度 - */ - getOuterWidth(el, defaultValue) { - const width = this.getWidth(el, defaultValue); - const bLeft = parseFloat(this.getStyle(el, 'borderLeftWidth')) || 0; - const pLeft = parseFloat(this.getStyle(el, 'paddingLeft')) || 0; - const pRight = parseFloat(this.getStyle(el, 'paddingRight')) || 0; - const bRight = parseFloat(this.getStyle(el, 'borderRightWidth')) || 0; - return width + bLeft + bRight + pLeft + pRight; - }, - /** - * 添加事件监听器 - * @param {Object} target DOM对象 - * @param {String} eventType 事件名 - * @param {Funtion} callback 回调函数 - * @return {Object} 返回对象 - */ - addEventListener(target, eventType, callback) { - if (target) { - if (target.addEventListener) { - target.addEventListener(eventType, callback, false); - return { - remove() { - target.removeEventListener(eventType, callback, false); - } - }; - } else if (target.attachEvent) { - target.attachEvent('on' + eventType, callback); - return { - remove() { - target.detachEvent('on' + eventType, callback); - } - }; - } - } - }, - requestAnimationFrame(fn) { - const method = window.requestAnimationFrame || window.webkitRequestAnimationFrame || function(fn) { - return setTimeout(fn, 16); - }; - - return method(fn); - } -}; diff --git a/src/util/format.js b/src/util/format.js deleted file mode 100644 index 0c60414b8b..0000000000 --- a/src/util/format.js +++ /dev/null @@ -1,201 +0,0 @@ -import Util from '../util/index'; - -const regexTags = /[MLHVQTCSAZ]([^MLHVQTCSAZ]*)/ig; -const regexDot = /[^\s\,]+/ig; -const regexLG = /^l\s*\(\s*([\d.]+)\s*\)\s*(.*)/i; -const regexRG = /^r\s*\(\s*([\d.]+)\s*,\s*([\d.]+)\s*,\s*([\d.]+)\s*\)\s*(.*)/i; -const regexPR = /^p\s*\(\s*([axyn])\s*\)\s*(.*)/i; -const regexColorStop = /[\d.]+:(#[^\s]+|[^\)]+\))/ig; -const numColorCache = {}; - -function addStop(steps, gradient) { - const arr = steps.match(regexColorStop); - Util.each(arr, function(item) { - item = item.split(':'); - gradient.addColorStop(item[0], item[1]); - }); -} - -function parseLineGradient(color, self) { - const arr = regexLG.exec(color); - const angle = Util.mod(Util.toRadian(parseFloat(arr[1])), Math.PI * 2); - const steps = arr[2]; - const box = self.getBBox(); - let start; - let end; - - if (angle >= 0 && angle < 0.5 * Math.PI) { - start = { - x: box.minX, - y: box.minY - }; - end = { - x: box.maxX, - y: box.maxY - }; - } else if (0.5 * Math.PI <= angle && angle < Math.PI) { - start = { - x: box.maxX, - y: box.minY - }; - end = { - x: box.minX, - y: box.maxY - }; - } else if (Math.PI <= angle && angle < 1.5 * Math.PI) { - start = { - x: box.maxX, - y: box.maxY - }; - end = { - x: box.minX, - y: box.minY - }; - } else { - start = { - x: box.minX, - y: box.maxY - }; - end = { - x: box.maxX, - y: box.minY - }; - } - - const tanTheta = Math.tan(angle); - const tanTheta2 = tanTheta * tanTheta; - - const x = ((end.x - start.x) + tanTheta * (end.y - start.y)) / (tanTheta2 + 1) + start.x; - const y = tanTheta * ((end.x - start.x) + tanTheta * (end.y - start.y)) / (tanTheta2 + 1) + start.y; - const context = self.get('context'); - const gradient = context.createLinearGradient(start.x, start.y, x, y); - addStop(steps, gradient); - return gradient; -} - -function parseRadialGradient(color, self) { - const arr = regexRG.exec(color); - const fx = parseFloat(arr[1]); - const fy = parseFloat(arr[2]); - const fr = parseFloat(arr[3]); - const steps = arr[4]; - const box = self.getBBox(); - const context = self.get('context'); - const width = box.maxX - box.minX; - const height = box.maxY - box.minY; - const r = Math.sqrt(width * width + height * height) / 2; - const gradient = context.createRadialGradient(box.minX + width * fx, box.minY + height * fy, fr * r, box.minX + width / 2, box.minY + height / 2, r); - addStop(steps, gradient); - return gradient; -} - -function parsePattern(color, self) { - if (self.get('patternSource') && self.get('patternSource') === color) { - return self.get('pattern'); - } - let pattern; - let img; - const arr = regexPR.exec(color); - let repeat = arr[1]; - const source = arr[2]; - - // Function to be called when pattern loads - function onload() { - // Create pattern - const context = self.get('context'); - pattern = context.createPattern(img, repeat); - self.setSilent('pattern', pattern); // be a cache - self.setSilent('patternSource', color); - } - - switch (repeat) { - case 'a': - repeat = 'repeat'; - break; - case 'x': - repeat = 'repeat-x'; - break; - case 'y': - repeat = 'repeat-y'; - break; - case 'n': - repeat = 'no-repeat'; - break; - default: - repeat = 'no-repeat'; - } - - img = new Image(); - // If source URL is not a data URL - if (!source.match(/^data:/i)) { - // Set crossOrigin for this image - img.crossOrigin = 'Anonymous'; - } - img.src = source; - - if (img.complete) { - onload(); - } else { - img.onload = onload; - // Fix onload() bug in IE9 - // eslint-disable-next-line - img.src = img.src; - } - - return pattern; -} - -export default { - parsePath(path) { - path = path || []; - if (Util.isArray(path)) { - return path; - } - - if (Util.isString(path)) { - path = path.match(regexTags); - Util.each(path, function(item, index) { - item = item.match(regexDot); - if (item[0].length > 1) { - const tag = item[0].charAt(0); - item.splice(1, 0, item[0].substr(1)); - item[0] = tag; - } - Util.each(item, function(sub, i) { - if (!isNaN(sub)) { - item[i] = +sub; - } - }); - path[index] = item; - }); - return path; - } - }, - parseStyle(color, self) { - if (Util.isString(color)) { - if (color[1] === '(' || color[2] === '(') { - if (color[0] === 'l') { // regexLG.test(color) - return parseLineGradient(color, self); - } else if (color[0] === 'r') { // regexRG.test(color) - return parseRadialGradient(color, self); - } else if (color[0] === 'p') { // regexPR.test(color) - return parsePattern(color, self); - } - } - return color; - } - }, - numberToColor(num) { - // 增加缓存 - let color = numColorCache[num]; - if (!color) { - let str = num.toString(16); - for (let i = str.length; i < 6; i++) { - str = '0' + str; - } - color = '#' + str; - numColorCache[num] = color; - } - return color; - } -}; diff --git a/src/util/loadCSS.js b/src/util/loadCSS.js deleted file mode 100644 index 74df89bf24..0000000000 --- a/src/util/loadCSS.js +++ /dev/null @@ -1,24 +0,0 @@ -export default function loadCSS(url) { - return new Promise((resolve, reject) => { - try { - const style = document.createElement('style'); - style.textContent = '@import "' + url + '"'; - - const fi = setInterval(function() { - try { - // Only populated when file is loaded - if (style.sheet.cssRules) { - clearInterval(fi); - resolve(); - } - } catch (e) { - throw e; - } - }, 10); - - document.head.appendChild(style); - } catch (err) { - reject(err); - } - }); -} diff --git a/src/util/loadScript.js b/src/util/loadScript.js deleted file mode 100644 index 2dcdd344b3..0000000000 --- a/src/util/loadScript.js +++ /dev/null @@ -1,20 +0,0 @@ -/* - * @Author: ThinkGIS - * @Date: 2018-06-07 14:05:12 - * @Last Modified by: ThinkGIS - * @Last Modified time: 2018-06-08 10:03:32 - */ - -export default function loadScript(src) { - return new Promise((resolve, reject) => { - try { - const script = document.createElement('script'); - script.src = src; - script.onload = resolve; - script.onerror = reject; - document.head.appendChild(script); - } catch (err) { - reject(err); - } - }); -} diff --git a/src/util/matrix.js b/src/util/matrix.js deleted file mode 100644 index 2a40f581b8..0000000000 --- a/src/util/matrix.js +++ /dev/null @@ -1,91 +0,0 @@ -import CommonUtil from './common'; -import mat3 from 'gl-matrix/src/gl-matrix/mat3'; -import vec3 from 'gl-matrix/src/gl-matrix/vec3'; -import vec2 from 'gl-matrix/src/gl-matrix/vec2'; - -vec2.angle = function(v1, v2) { - const theta = vec2.dot(v1, v2) / (vec2.length(v1) * vec2.length(v2)); - return Math.acos(CommonUtil.clamp(theta, -1, 1)); -}; -/** - * 向量 v1 到 向量 v2 夹角的方向 - * @param {Array} v1 向量 - * @param {Array} v2 向量 - * @return {Boolean} >= 0 顺时针 < 0 逆时针 - */ -vec2.direction = function(v1, v2) { - return v1[0] * v2[1] - v2[0] * v1[1]; -}; -vec2.angleTo = function(v1, v2, direct) { - const angle = vec2.angle(v1, v2); - const angleLargeThanPI = vec2.direction(v1, v2) >= 0; - if (direct) { - if (angleLargeThanPI) { - return Math.PI * 2 - angle; - } - - return angle; - } - - if (angleLargeThanPI) { - return angle; - } - return Math.PI * 2 - angle; -}; -vec2.vertical = function(out, v, flag) { - if (flag) { - out[0] = v[1]; - out[1] = -1 * v[0]; - } else { - out[0] = -1 * v[1]; - out[1] = v[0]; - } - - return out; -}; - -mat3.translate = function(out, a, v) { - const transMat = new Array(9); - mat3.fromTranslation(transMat, v); - return mat3.multiply(out, transMat, a); -}; - -mat3.rotate = function(out, a, rad) { - const rotateMat = new Array(9); - mat3.fromRotation(rotateMat, rad); - return mat3.multiply(out, rotateMat, a); -}; - -mat3.scale = function(out, a, v) { - const scaleMat = new Array(9); - mat3.fromScaling(scaleMat, v); - return mat3.multiply(out, scaleMat, a); -}; - -export default { - mat3, - vec2, - vec3, - transform(m, ts) { - m = CommonUtil.clone(m); - CommonUtil.each(ts, t => { - switch (t[0]) { - case 't': - mat3.translate(m, m, [ t[1], t[2] ]); - break; - case 's': - mat3.scale(m, m, [ t[1], t[2] ]); - break; - case 'r': - mat3.rotate(m, m, t[1]); - break; - case 'm': - mat3.multiply(m, m, t[1]); - break; - default: - return false; - } - }); - return m; - } -}; diff --git a/src/util/path.js b/src/util/path.js deleted file mode 100644 index 0a1f3c2b83..0000000000 --- a/src/util/path.js +++ /dev/null @@ -1,965 +0,0 @@ -import Util from './common'; -const SPACES = '\x09\x0a\x0b\x0c\x0d\x20\xa0\u1680\u180e\u2000\u2001\u2002\u2003\u2004\u2005\u2006\u2007\u2008\u2009\u200a\u202f\u205f\u3000\u2028\u2029'; -const PATH_COMMAND = new RegExp('([a-z])[' + SPACES + ',]*((-?\\d*\\.?\\d*(?:e[\\-+]?\\d+)?[' + SPACES + ']*,?[' + SPACES + ']*)+)', 'ig'); -const PATH_VALUES = new RegExp('(-?\\d*\\.?\\d*(?:e[\\-+]?\\d+)?)[' + SPACES + ']*,?[' + SPACES + ']*', 'ig'); - -// Parses given path string into an array of arrays of path segments -const parsePathString = function(pathString) { - if (!pathString) { - return null; - } - - if (typeof pathString === typeof []) { - return pathString; - } - const paramCounts = { - a: 7, - c: 6, - o: 2, - h: 1, - l: 2, - m: 2, - r: 4, - q: 4, - s: 4, - t: 2, - v: 1, - u: 3, - z: 0 - }; - const data = []; - - String(pathString).replace(PATH_COMMAND, function(a, b, c) { - const params = []; - let name = b.toLowerCase(); - c.replace(PATH_VALUES, function(a, b) { - b && params.push(+b); - }); - if (name === 'm' && params.length > 2) { - data.push([ b ].concat(params.splice(0, 2))); - name = 'l'; - b = b === 'm' ? 'l' : 'L'; - } - if (name === 'o' && params.length === 1) { - data.push([ b, params[0] ]); - } - if (name === 'r') { - data.push([ b ].concat(params)); - } else { - while (params.length >= paramCounts[name]) { - data.push([ b ].concat(params.splice(0, paramCounts[name]))); - if (!paramCounts[name]) { - break; - } - } - } - }); - - return data; -}; - -// http://schepers.cc/getting-to-the-point -const catmullRom2bezier = function(crp, z) { - const d = []; - for (let i = 0, iLen = crp.length; iLen - 2 * !z > i; i += 2) { - const p = [{ - x: +crp[i - 2], - y: +crp[i - 1] - }, { - x: +crp[i], - y: +crp[i + 1] - }, { - x: +crp[i + 2], - y: +crp[i + 3] - }, { - x: +crp[i + 4], - y: +crp[i + 5] - }]; - if (z) { - if (!i) { - p[0] = { - x: +crp[iLen - 2], - y: +crp[iLen - 1] - }; - } else if (iLen - 4 === i) { - p[3] = { - x: +crp[0], - y: +crp[1] - }; - } else if (iLen - 2 === i) { - p[2] = { - x: +crp[0], - y: +crp[1] - }; - p[3] = { - x: +crp[2], - y: +crp[3] - }; - } - } else { - if (iLen - 4 === i) { - p[3] = p[2]; - } else if (!i) { - p[0] = { - x: +crp[i], - y: +crp[i + 1] - }; - } - } - d.push([ 'C', - (-p[0].x + 6 * p[1].x + p[2].x) / 6, - (-p[0].y + 6 * p[1].y + p[2].y) / 6, - (p[1].x + 6 * p[2].x - p[3].x) / 6, - (p[1].y + 6 * p[2].y - p[3].y) / 6, - p[2].x, - p[2].y - ]); - } - - return d; -}; - -const ellipsePath = function(x, y, rx, ry, a) { - let res = []; - if (a === null && ry === null) { - ry = rx; - } - x = +x; - y = +y; - rx = +rx; - ry = +ry; - if (a !== null) { - const rad = Math.PI / 180; - const x1 = x + rx * Math.cos(-ry * rad); - const x2 = x + rx * Math.cos(-a * rad); - const y1 = y + rx * Math.sin(-ry * rad); - const y2 = y + rx * Math.sin(-a * rad); - res = [ - [ 'M', x1, y1 ], - [ 'A', rx, rx, 0, +(a - ry > 180), 0, x2, y2 ] - ]; - } else { - res = [ - [ 'M', x, y ], - [ 'm', 0, -ry ], - [ 'a', rx, ry, 0, 1, 1, 0, 2 * ry ], - [ 'a', rx, ry, 0, 1, 1, 0, -2 * ry ], - [ 'z' ] - ]; - } - return res; -}; - -const pathToAbsolute = function(pathArray) { - pathArray = parsePathString(pathArray); - - if (!pathArray || !pathArray.length) { - return [ - [ 'M', 0, 0 ] - ]; - } - let res = []; - let x = 0; - let y = 0; - let mx = 0; - let my = 0; - let start = 0; - let pa0; - let dots; - if (pathArray[0][0] === 'M') { - x = +pathArray[0][1]; - y = +pathArray[0][2]; - mx = x; - my = y; - start++; - res[0] = [ 'M', x, y ]; - } - const crz = pathArray.length === 3 && - pathArray[0][0] === 'M' && - pathArray[1][0].toUpperCase() === 'R' && - pathArray[2][0].toUpperCase() === 'Z'; - for (let r, pa, i = start, ii = pathArray.length; i < ii; i++) { - res.push(r = []); - pa = pathArray[i]; - pa0 = pa[0]; - if (pa0 !== pa0.toUpperCase()) { - r[0] = pa0.toUpperCase(); - switch (r[0]) { - case 'A': - r[1] = pa[1]; - r[2] = pa[2]; - r[3] = pa[3]; - r[4] = pa[4]; - r[5] = pa[5]; - r[6] = +pa[6] + x; - r[7] = +pa[7] + y; - break; - case 'V': - r[1] = +pa[1] + y; - break; - case 'H': - r[1] = +pa[1] + x; - break; - case 'R': - dots = [ x, y ].concat(pa.slice(1)); - for (let j = 2, jj = dots.length; j < jj; j++) { - dots[j] = +dots[j] + x; - dots[++j] = +dots[j] + y; - } - res.pop(); - res = res.concat(catmullRom2bezier(dots, crz)); - break; - case 'O': - res.pop(); - dots = ellipsePath(x, y, pa[1], pa[2]); - dots.push(dots[0]); - res = res.concat(dots); - break; - case 'U': - res.pop(); - res = res.concat(ellipsePath(x, y, pa[1], pa[2], pa[3])); - r = [ 'U' ].concat(res[res.length - 1].slice(-2)); - break; - case 'M': - mx = +pa[1] + x; - my = +pa[2] + y; - break; // for lint - default: - for (let j = 1, jj = pa.length; j < jj; j++) { - r[j] = +pa[j] + ((j % 2) ? x : y); - } - } - } else if (pa0 === 'R') { - dots = [ x, y ].concat(pa.slice(1)); - res.pop(); - res = res.concat(catmullRom2bezier(dots, crz)); - r = [ 'R' ].concat(pa.slice(-2)); - } else if (pa0 === 'O') { - res.pop(); - dots = ellipsePath(x, y, pa[1], pa[2]); - dots.push(dots[0]); - res = res.concat(dots); - } else if (pa0 === 'U') { - res.pop(); - res = res.concat(ellipsePath(x, y, pa[1], pa[2], pa[3])); - r = [ 'U' ].concat(res[res.length - 1].slice(-2)); - } else { - for (let k = 0, kk = pa.length; k < kk; k++) { - r[k] = pa[k]; - } - } - pa0 = pa0.toUpperCase(); - if (pa0 !== 'O') { - switch (r[0]) { - case 'Z': - x = +mx; - y = +my; - break; - case 'H': - x = r[1]; - break; - case 'V': - y = r[1]; - break; - case 'M': - mx = r[r.length - 2]; - my = r[r.length - 1]; - break; // for lint - default: - x = r[r.length - 2]; - y = r[r.length - 1]; - } - } - } - - return res; -}; - -const l2c = function(x1, y1, x2, y2) { - return [ x1, y1, x2, y2, x2, y2 ]; -}; - -const q2c = function(x1, y1, ax, ay, x2, y2) { - const _13 = 1 / 3; - const _23 = 2 / 3; - return [ - _13 * x1 + _23 * ax, - _13 * y1 + _23 * ay, - _13 * x2 + _23 * ax, - _13 * y2 + _23 * ay, - x2, - y2 - ]; -}; - -const a2c = function(x1, y1, rx, ry, angle, large_arc_flag, sweep_flag, x2, y2, recursive) { - // for more information of where this math came from visit: - // http://www.w3.org/TR/SVG11/implnote.html#ArcImplementationNotes - if (rx === ry) { - rx += 1; - } - - const _120 = Math.PI * 120 / 180; - const rad = Math.PI / 180 * (+angle || 0); - let res = []; - let xy; - let f1; - let f2; - let cx; - let cy; - const rotate = function(x, y, rad) { - const X = x * Math.cos(rad) - y * Math.sin(rad); - const Y = x * Math.sin(rad) + y * Math.cos(rad); - return { - x: X, - y: Y - }; - }; - if (!recursive) { - xy = rotate(x1, y1, -rad); - x1 = xy.x; - y1 = xy.y; - xy = rotate(x2, y2, -rad); - x2 = xy.x; - y2 = xy.y; - if (x1 === x2 && y1 === y2) { // 若弧的起始点和终点重叠则错开一点 - x2 += 1; - y2 += 1; - } - // const cos = Math.cos(Math.PI / 180 * angle); - // const sin = Math.sin(Math.PI / 180 * angle); - const x = (x1 - x2) / 2; - const y = (y1 - y2) / 2; - let h = (x * x) / (rx * rx) + (y * y) / (ry * ry); - if (h > 1) { - h = Math.sqrt(h); - rx = h * rx; - ry = h * ry; - } - const rx2 = rx * rx; - const ry2 = ry * ry; - const k = (large_arc_flag === sweep_flag ? -1 : 1) * - Math.sqrt(Math.abs((rx2 * ry2 - rx2 * y * y - ry2 * x * x) / (rx2 * y * y + ry2 * x * x))); - cx = k * rx * y / ry + (x1 + x2) / 2; - cy = k * -ry * x / rx + (y1 + y2) / 2; - f1 = Math.asin(((y1 - cy) / ry).toFixed(9)); - f2 = Math.asin(((y2 - cy) / ry).toFixed(9)); - - f1 = x1 < cx ? Math.PI - f1 : f1; - f2 = x2 < cx ? Math.PI - f2 : f2; - f1 < 0 && (f1 = Math.PI * 2 + f1); - f2 < 0 && (f2 = Math.PI * 2 + f2); - if (sweep_flag && f1 > f2) { - f1 = f1 - Math.PI * 2; - } - if (!sweep_flag && f2 > f1) { - f2 = f2 - Math.PI * 2; - } - } else { - f1 = recursive[0]; - f2 = recursive[1]; - cx = recursive[2]; - cy = recursive[3]; - } - let df = f2 - f1; - if (Math.abs(df) > _120) { - const f2old = f2; - const x2old = x2; - const y2old = y2; - f2 = f1 + _120 * (sweep_flag && f2 > f1 ? 1 : -1); - x2 = cx + rx * Math.cos(f2); - y2 = cy + ry * Math.sin(f2); - res = a2c(x2, y2, rx, ry, angle, 0, sweep_flag, x2old, y2old, [ f2, f2old, cx, cy ]); - } - df = f2 - f1; - const c1 = Math.cos(f1); - const s1 = Math.sin(f1); - const c2 = Math.cos(f2); - const s2 = Math.sin(f2); - const t = Math.tan(df / 4); - const hx = 4 / 3 * rx * t; - const hy = 4 / 3 * ry * t; - const m1 = [ x1, y1 ]; - const m2 = [ x1 + hx * s1, y1 - hy * c1 ]; - const m3 = [ x2 + hx * s2, y2 - hy * c2 ]; - const m4 = [ x2, y2 ]; - m2[0] = 2 * m1[0] - m2[0]; - m2[1] = 2 * m1[1] - m2[1]; - if (recursive) { - return [ m2, m3, m4 ].concat(res); - } - res = [ m2, m3, m4 ].concat(res).join().split(','); - const newres = []; - for (let i = 0, ii = res.length; i < ii; i++) { - newres[i] = i % 2 ? rotate(res[i - 1], res[i], rad).y : rotate(res[i], res[i + 1], rad).x; - } - return newres; - -}; - -const pathTocurve = function(path, path2) { - const p = pathToAbsolute(path); - const p2 = path2 && pathToAbsolute(path2); - const attrs = { - x: 0, - y: 0, - bx: 0, - by: 0, - X: 0, - Y: 0, - qx: null, - qy: null - }; - const attrs2 = { - x: 0, - y: 0, - bx: 0, - by: 0, - X: 0, - Y: 0, - qx: null, - qy: null - }; - const pcoms1 = []; // path commands of original path p - const pcoms2 = []; // path commands of original path p2 - let pfirst = ''; // temporary holder for original path command - let pcom = ''; // holder for previous path command of original path - let ii; - const processPath = function(path, d, pcom) { - let nx, - ny; - if (!path) { - return [ 'C', d.x, d.y, d.x, d.y, d.x, d.y ]; - }!(path[0] in { - T: 1, - Q: 1 - }) && (d.qx = d.qy = null); - switch (path[0]) { - case 'M': - d.X = path[1]; - d.Y = path[2]; - break; - case 'A': - path = [ 'C' ].concat(a2c.apply(0, [ d.x, d.y ].concat(path.slice(1)))); - break; - case 'S': - if (pcom === 'C' || pcom === 'S') { // In "S" case we have to take into account, if the previous command is C/S. - nx = d.x * 2 - d.bx; // And reflect the previous - ny = d.y * 2 - d.by; // command's control point relative to the current point. - } else { // or some else or nothing - nx = d.x; - ny = d.y; - } - path = [ 'C', nx, ny ].concat(path.slice(1)); - break; - case 'T': - if (pcom === 'Q' || pcom === 'T') { // In "T" case we have to take into account, if the previous command is Q/T. - d.qx = d.x * 2 - d.qx; // And make a reflection similar - d.qy = d.y * 2 - d.qy; // to case "S". - } else { // or something else or nothing - d.qx = d.x; - d.qy = d.y; - } - path = [ 'C' ].concat(q2c(d.x, d.y, d.qx, d.qy, path[1], path[2])); - break; - case 'Q': - d.qx = path[1]; - d.qy = path[2]; - path = [ 'C' ].concat(q2c(d.x, d.y, path[1], path[2], path[3], path[4])); - break; - case 'L': - path = [ 'C' ].concat(l2c(d.x, d.y, path[1], path[2])); - break; - case 'H': - path = [ 'C' ].concat(l2c(d.x, d.y, path[1], d.y)); - break; - case 'V': - path = [ 'C' ].concat(l2c(d.x, d.y, d.x, path[1])); - break; - case 'Z': - path = [ 'C' ].concat(l2c(d.x, d.y, d.X, d.Y)); - break; - default: - break; - } - return path; - }; - const fixArc = function(pp, i) { - if (pp[i].length > 7) { - pp[i].shift(); - const pi = pp[i]; - while (pi.length) { - pcoms1[i] = 'A'; // if created multiple C:s, their original seg is saved - p2 && (pcoms2[i] = 'A'); // the same as above - pp.splice(i++, 0, [ 'C' ].concat(pi.splice(0, 6))); - } - pp.splice(i, 1); - ii = Math.max(p.length, p2 && p2.length || 0); - } - }; - const fixM = function(path1, path2, a1, a2, i) { - if (path1 && path2 && path1[i][0] === 'M' && path2[i][0] !== 'M') { - path2.splice(i, 0, [ 'M', a2.x, a2.y ]); - a1.bx = 0; - a1.by = 0; - a1.x = path1[i][1]; - a1.y = path1[i][2]; - ii = Math.max(p.length, p2 && p2.length || 0); - } - }; - ii = Math.max(p.length, p2 && p2.length || 0); - for (let i = 0; i < ii; i++) { - - p[i] && (pfirst = p[i][0]); // save current path command - - if (pfirst !== 'C') { // C is not saved yet, because it may be result of conversion - pcoms1[i] = pfirst; // Save current path command - i && (pcom = pcoms1[i - 1]); // Get previous path command pcom - } - p[i] = processPath(p[i], attrs, pcom); // Previous path command is inputted to processPath - - if (pcoms1[i] !== 'A' && pfirst === 'C') pcoms1[i] = 'C'; // A is the only command - // which may produce multiple C:s - // so we have to make sure that C is also C in original path - - fixArc(p, i); // fixArc adds also the right amount of A:s to pcoms1 - - if (p2) { // the same procedures is done to p2 - p2[i] && (pfirst = p2[i][0]); - if (pfirst !== 'C') { - pcoms2[i] = pfirst; - i && (pcom = pcoms2[i - 1]); - } - p2[i] = processPath(p2[i], attrs2, pcom); - - if (pcoms2[i] !== 'A' && pfirst === 'C') { - pcoms2[i] = 'C'; - } - - fixArc(p2, i); - } - fixM(p, p2, attrs, attrs2, i); - fixM(p2, p, attrs2, attrs, i); - const seg = p[i]; - const seg2 = p2 && p2[i]; - const seglen = seg.length; - const seg2len = p2 && seg2.length; - attrs.x = seg[seglen - 2]; - attrs.y = seg[seglen - 1]; - attrs.bx = parseFloat(seg[seglen - 4]) || attrs.x; - attrs.by = parseFloat(seg[seglen - 3]) || attrs.y; - attrs2.bx = p2 && (parseFloat(seg2[seg2len - 4]) || attrs2.x); - attrs2.by = p2 && (parseFloat(seg2[seg2len - 3]) || attrs2.y); - attrs2.x = p2 && seg2[seg2len - 2]; - attrs2.y = p2 && seg2[seg2len - 1]; - } - - return p2 ? [ p, p2 ] : p; -}; - -const p2s = /,?([a-z]),?/gi; -const parsePathArray = function(path) { - return path.join(',').replace(p2s, '$1'); -}; - -const base3 = function(t, p1, p2, p3, p4) { - const t1 = -3 * p1 + 9 * p2 - 9 * p3 + 3 * p4; - const t2 = t * t1 + 6 * p1 - 12 * p2 + 6 * p3; - return t * t2 - 3 * p1 + 3 * p2; -}; - -const bezlen = function(x1, y1, x2, y2, x3, y3, x4, y4, z) { - if (z === null) { - z = 1; - } - z = z > 1 ? 1 : z < 0 ? 0 : z; - const z2 = z / 2; - const n = 12; - const Tvalues = [ -0.1252, 0.1252, -0.3678, 0.3678, -0.5873, 0.5873, -0.7699, 0.7699, -0.9041, 0.9041, -0.9816, 0.9816 ]; - const Cvalues = [ 0.2491, 0.2491, 0.2335, 0.2335, 0.2032, 0.2032, 0.1601, 0.1601, 0.1069, 0.1069, 0.0472, 0.0472 ]; - let sum = 0; - for (let i = 0; i < n; i++) { - const ct = z2 * Tvalues[i] + z2; - const xbase = base3(ct, x1, x2, x3, x4); - const ybase = base3(ct, y1, y2, y3, y4); - const comb = xbase * xbase + ybase * ybase; - sum += Cvalues[i] * Math.sqrt(comb); - } - return z2 * sum; -}; - -const curveDim = function(x0, y0, x1, y1, x2, y2, x3, y3) { - const tvalues = []; - const bounds = [ - [], - [] - ]; - let a; - let b; - let c; - let t; - - for (let i = 0; i < 2; ++i) { - if (i === 0) { - b = 6 * x0 - 12 * x1 + 6 * x2; - a = -3 * x0 + 9 * x1 - 9 * x2 + 3 * x3; - c = 3 * x1 - 3 * x0; - } else { - b = 6 * y0 - 12 * y1 + 6 * y2; - a = -3 * y0 + 9 * y1 - 9 * y2 + 3 * y3; - c = 3 * y1 - 3 * y0; - } - if (Math.abs(a) < 1e-12) { - if (Math.abs(b) < 1e-12) { - continue; - } - t = -c / b; - if (t > 0 && t < 1) { - tvalues.push(t); - } - continue; - } - const b2ac = b * b - 4 * c * a; - const sqrtb2ac = Math.sqrt(b2ac); - if (b2ac < 0) { - continue; - } - const t1 = (-b + sqrtb2ac) / (2 * a); - if (t1 > 0 && t1 < 1) { - tvalues.push(t1); - } - const t2 = (-b - sqrtb2ac) / (2 * a); - if (t2 > 0 && t2 < 1) { - tvalues.push(t2); - } - } - - let j = tvalues.length; - const jlen = j; - let mt; - while (j--) { - t = tvalues[j]; - mt = 1 - t; - bounds[0][j] = (mt * mt * mt * x0) + (3 * mt * mt * t * x1) + (3 * mt * t * t * x2) + (t * t * t * x3); - bounds[1][j] = (mt * mt * mt * y0) + (3 * mt * mt * t * y1) + (3 * mt * t * t * y2) + (t * t * t * y3); - } - - bounds[0][jlen] = x0; - bounds[1][jlen] = y0; - bounds[0][jlen + 1] = x3; - bounds[1][jlen + 1] = y3; - bounds[0].length = bounds[1].length = jlen + 2; - - - return { - min: { - x: Math.min.apply(0, bounds[0]), - y: Math.min.apply(0, bounds[1]) - }, - max: { - x: Math.max.apply(0, bounds[0]), - y: Math.max.apply(0, bounds[1]) - } - }; -}; - -const intersect = function(x1, y1, x2, y2, x3, y3, x4, y4) { - if ( - Math.max(x1, x2) < Math.min(x3, x4) || - Math.min(x1, x2) > Math.max(x3, x4) || - Math.max(y1, y2) < Math.min(y3, y4) || - Math.min(y1, y2) > Math.max(y3, y4) - ) { - return; - } - const nx = (x1 * y2 - y1 * x2) * (x3 - x4) - (x1 - x2) * (x3 * y4 - y3 * x4); - const ny = (x1 * y2 - y1 * x2) * (y3 - y4) - (y1 - y2) * (x3 * y4 - y3 * x4); - const denominator = (x1 - x2) * (y3 - y4) - (y1 - y2) * (x3 - x4); - - if (!denominator) { - return; - } - const px = nx / denominator; - const py = ny / denominator; - const px2 = +px.toFixed(2); - const py2 = +py.toFixed(2); - if ( - px2 < +Math.min(x1, x2).toFixed(2) || - px2 > +Math.max(x1, x2).toFixed(2) || - px2 < +Math.min(x3, x4).toFixed(2) || - px2 > +Math.max(x3, x4).toFixed(2) || - py2 < +Math.min(y1, y2).toFixed(2) || - py2 > +Math.max(y1, y2).toFixed(2) || - py2 < +Math.min(y3, y4).toFixed(2) || - py2 > +Math.max(y3, y4).toFixed(2) - ) { - return; - } - return { - x: px, - y: py - }; -}; - -const isPointInsideBBox = function(bbox, x, y) { - return x >= bbox.x && - x <= bbox.x + bbox.width && - y >= bbox.y && - y <= bbox.y + bbox.height; -}; - -const rectPath = function(x, y, w, h, r) { - if (r) { - return [ - [ 'M', +x + (+r), y ], - [ 'l', w - r * 2, 0 ], - [ 'a', r, r, 0, 0, 1, r, r ], - [ 'l', 0, h - r * 2 ], - [ 'a', r, r, 0, 0, 1, -r, r ], - [ 'l', r * 2 - w, 0 ], - [ 'a', r, r, 0, 0, 1, -r, -r ], - [ 'l', 0, r * 2 - h ], - [ 'a', r, r, 0, 0, 1, r, -r ], - [ 'z' ] - ]; - } - const res = [ - [ 'M', x, y ], - [ 'l', w, 0 ], - [ 'l', 0, h ], - [ 'l', -w, 0 ], - [ 'z' ] - ]; - res.parsePathArray = parsePathArray; - return res; -}; - -const box = function(x, y, width, height) { - if (x === null) { - x = y = width = height = 0; - } - if (y === null) { - y = x.y; - width = x.width; - height = x.height; - x = x.x; - } - return { - x, - y, - width, - w: width, - height, - h: height, - x2: x + width, - y2: y + height, - cx: x + width / 2, - cy: y + height / 2, - r1: Math.min(width, height) / 2, - r2: Math.max(width, height) / 2, - r0: Math.sqrt(width * width + height * height) / 2, - path: rectPath(x, y, width, height), - vb: [ x, y, width, height ].join(' ') - }; -}; - -const isBBoxIntersect = function(bbox1, bbox2) { - bbox1 = box(bbox1); - bbox2 = box(bbox2); - return isPointInsideBBox(bbox2, bbox1.x, bbox1.y) || isPointInsideBBox(bbox2, bbox1.x2, bbox1.y) || isPointInsideBBox(bbox2, bbox1.x, bbox1.y2) || isPointInsideBBox(bbox2, bbox1.x2, bbox1.y2) || isPointInsideBBox(bbox1, bbox2.x, bbox2.y) || isPointInsideBBox(bbox1, bbox2.x2, bbox2.y) || isPointInsideBBox(bbox1, bbox2.x, bbox2.y2) || isPointInsideBBox(bbox1, bbox2.x2, bbox2.y2) || (bbox1.x < bbox2.x2 && bbox1.x > bbox2.x || bbox2.x < bbox1.x2 && bbox2.x > bbox1.x) && (bbox1.y < bbox2.y2 && bbox1.y > bbox2.y || bbox2.y < bbox1.y2 && bbox2.y > bbox1.y); -}; - -const bezierBBox = function(p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y) { - if (!Util.isArray(p1x)) { - p1x = [ p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y ]; - } - const bbox = curveDim.apply(null, p1x); - return box( - bbox.min.x, - bbox.min.y, - bbox.max.x - bbox.min.x, - bbox.max.y - bbox.min.y - ); -}; - -const findDotsAtSegment = function(p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y, t) { - const t1 = 1 - t; - const t13 = Math.pow(t1, 3); - const t12 = Math.pow(t1, 2); - const t2 = t * t; - const t3 = t2 * t; - const x = t13 * p1x + t12 * 3 * t * c1x + t1 * 3 * t * t * c2x + t3 * p2x; - const y = t13 * p1y + t12 * 3 * t * c1y + t1 * 3 * t * t * c2y + t3 * p2y; - const mx = p1x + 2 * t * (c1x - p1x) + t2 * (c2x - 2 * c1x + p1x); - const my = p1y + 2 * t * (c1y - p1y) + t2 * (c2y - 2 * c1y + p1y); - const nx = c1x + 2 * t * (c2x - c1x) + t2 * (p2x - 2 * c2x + c1x); - const ny = c1y + 2 * t * (c2y - c1y) + t2 * (p2y - 2 * c2y + c1y); - const ax = t1 * p1x + t * c1x; - const ay = t1 * p1y + t * c1y; - const cx = t1 * c2x + t * p2x; - const cy = t1 * c2y + t * p2y; - const alpha = (90 - Math.atan2(mx - nx, my - ny) * 180 / Math.PI); - // (mx > nx || my < ny) && (alpha += 180); - return { - x, - y, - m: { - x: mx, - y: my - }, - n: { - x: nx, - y: ny - }, - start: { - x: ax, - y: ay - }, - end: { - x: cx, - y: cy - }, - alpha - }; -}; - -const interHelper = function(bez1, bez2, justCount) { - const bbox1 = bezierBBox(bez1); - const bbox2 = bezierBBox(bez2); - if (!isBBoxIntersect(bbox1, bbox2)) { - return justCount ? 0 : []; - } - const l1 = bezlen.apply(0, bez1); - const l2 = bezlen.apply(0, bez2); - const n1 = ~~(l1 / 8); - const n2 = ~~(l2 / 8); - const dots1 = []; - const dots2 = []; - const xy = {}; - let res = justCount ? 0 : []; - for (let i = 0; i < n1 + 1; i++) { - const d = findDotsAtSegment.apply(0, bez1.concat(i / n1)); - dots1.push({ - x: d.x, - y: d.y, - t: i / n1 - }); - } - for (let i = 0; i < n2 + 1; i++) { - const d = findDotsAtSegment.apply(0, bez2.concat(i / n2)); - dots2.push({ - x: d.x, - y: d.y, - t: i / n2 - }); - } - for (let i = 0; i < n1; i++) { - for (let j = 0; j < n2; j++) { - const di = dots1[i]; - const di1 = dots1[i + 1]; - const dj = dots2[j]; - const dj1 = dots2[j + 1]; - const ci = Math.abs(di1.x - di.x) < 0.001 ? 'y' : 'x'; - const cj = Math.abs(dj1.x - dj.x) < 0.001 ? 'y' : 'x'; - const is = intersect(di.x, di.y, di1.x, di1.y, dj.x, dj.y, dj1.x, dj1.y); - if (is) { - if (xy[is.x.toFixed(4)] === is.y.toFixed(4)) { - continue; - } - xy[is.x.toFixed(4)] = is.y.toFixed(4); - const t1 = di.t + Math.abs((is[ci] - di[ci]) / (di1[ci] - di[ci])) * (di1.t - di.t); - const t2 = dj.t + Math.abs((is[cj] - dj[cj]) / (dj1[cj] - dj[cj])) * (dj1.t - dj.t); - if (t1 >= 0 && t1 <= 1 && t2 >= 0 && t2 <= 1) { - if (justCount) { - res++; - } else { - res.push({ - x: is.x, - y: is.y, - t1, - t2 - }); - } - } - } - } - } - return res; -}; - -const interPathHelper = function(path1, path2, justCount) { - path1 = pathTocurve(path1); - path2 = pathTocurve(path2); - let x1; - let y1; - let x2; - let y2; - let x1m; - let y1m; - let x2m; - let y2m; - let bez1; - let bez2; - let res = justCount ? 0 : []; - for (let i = 0, ii = path1.length; i < ii; i++) { - const pi = path1[i]; - if (pi[0] === 'M') { - x1 = x1m = pi[1]; - y1 = y1m = pi[2]; - } else { - if (pi[0] === 'C') { - bez1 = [ x1, y1 ].concat(pi.slice(1)); - x1 = bez1[6]; - y1 = bez1[7]; - } else { - bez1 = [ x1, y1, x1, y1, x1m, y1m, x1m, y1m ]; - x1 = x1m; - y1 = y1m; - } - for (let j = 0, jj = path2.length; j < jj; j++) { - const pj = path2[j]; - if (pj[0] === 'M') { - x2 = x2m = pj[1]; - y2 = y2m = pj[2]; - } else { - if (pj[0] === 'C') { - bez2 = [ x2, y2 ].concat(pj.slice(1)); - x2 = bez2[6]; - y2 = bez2[7]; - } else { - bez2 = [ x2, y2, x2, y2, x2m, y2m, x2m, y2m ]; - x2 = x2m; - y2 = y2m; - } - const intr = interHelper(bez1, bez2, justCount); - if (justCount) { - res += intr; - } else { - for (let k = 0, kk = intr.length; k < kk; k++) { - intr[k].segment1 = i; - intr[k].segment2 = j; - intr[k].bez1 = bez1; - intr[k].bez2 = bez2; - } - res = res.concat(intr); - } - } - } - } - } - return res; -}; - -const pathIntersection = function(path1, path2) { - return interPathHelper(path1, path2); -}; - -export default { - parsePathString, - parsePathArray, - pathTocurve, - pathToAbsolute, - catmullRomToBezier: catmullRom2bezier, - rectPath, - intersection: pathIntersection -};