@formant/ava-react
Version:
React components of AVA.
200 lines (196 loc) • 18 kB
JavaScript
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function _asyncToGenerator(fn) { return function () { var self = this, args = arguments; return new Promise(function (resolve, reject) { var gen = fn.apply(self, args); function _next(value) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value); } function _throw(err) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err); } _next(undefined); }); }; }
/* eslint-disable no-undef */
import { Canvg } from 'canvg';
import { NTV_PREFIX_CLS, NTV_IMG_ALT } from "../../../constants";
function isNegativeArrow(svgElement) {
var _svgElement$parentEle;
return svgElement === null || svgElement === void 0 || (_svgElement$parentEle = svgElement.parentElement) === null || _svgElement$parentEle === void 0 ? void 0 : _svgElement$parentEle.className.includes("".concat(NTV_PREFIX_CLS, "-value-negative"));
}
function isPositiveArrow(svgElement) {
var _svgElement$parentEle2;
return (_svgElement$parentEle2 = svgElement.parentElement) === null || _svgElement$parentEle2 === void 0 ? void 0 : _svgElement$parentEle2.className.includes("".concat(NTV_PREFIX_CLS, "-value-positive"));
}
/** 用于控制显隐的 eye icon 不复制 */
function isEyeIcon(svgElement) {
var _svgElement$parentEle3, _svgElement$parentEle4;
return ((_svgElement$parentEle3 = svgElement.parentElement) === null || _svgElement$parentEle3 === void 0 ? void 0 : _svgElement$parentEle3.className.includes('anticon-eye')) || ((_svgElement$parentEle4 = svgElement.parentElement) === null || _svgElement$parentEle4 === void 0 ? void 0 : _svgElement$parentEle4.className.includes('anticon-eye-invisible'));
}
/** 上下箭头替换成正负号 */
function transformArrowToText(svgElement, html) {
var newHtml = html;
var svgHtml = svgElement.outerHTML;
if (isNegativeArrow(svgElement)) {
newHtml = newHtml.replace(svgHtml, '-');
}
if (isPositiveArrow(svgElement)) {
newHtml = newHtml.replace(svgHtml, '+');
}
return newHtml;
}
/**
* 获取 svg 元素渲染 img 的 url
*/
function svgToPngUrl(_x, _x2) {
return _svgToPngUrl.apply(this, arguments);
}
function _svgToPngUrl() {
_svgToPngUrl = _asyncToGenerator( /*#__PURE__*/_regeneratorRuntime().mark(function _callee(data, canvas) {
var svg, ctx, v, pngUrl;
return _regeneratorRuntime().wrap(function _callee$(_context) {
while (1) switch (_context.prev = _context.next) {
case 0:
svg = data.svg;
ctx = canvas === null || canvas === void 0 ? void 0 : canvas.getContext('2d');
if (!ctx) {
_context.next = 8;
break;
}
_context.next = 5;
return Canvg.from(ctx, svg);
case 5:
v = _context.sent;
_context.next = 8;
return v.render();
case 8:
pngUrl = canvas === null || canvas === void 0 ? void 0 : canvas.toDataURL();
return _context.abrupt("return", pngUrl);
case 10:
case "end":
return _context.stop();
}
}, _callee);
}));
return _svgToPngUrl.apply(this, arguments);
}
function svgToImageHtml(_x3, _x4, _x5) {
return _svgToImageHtml.apply(this, arguments);
}
function _svgToImageHtml() {
_svgToImageHtml = _asyncToGenerator( /*#__PURE__*/_regeneratorRuntime().mark(function _callee2(svgElement, svgHtml, canvas) {
var _ref3, width, height, imageUrl, imageHtml;
return _regeneratorRuntime().wrap(function _callee2$(_context2) {
while (1) switch (_context2.prev = _context2.next) {
case 0:
_ref3 = svgElement.getBBox() || {}, width = _ref3.width, height = _ref3.height;
_context2.next = 3;
return svgToPngUrl({
width: width,
height: height,
svg: svgHtml
}, canvas);
case 3:
imageUrl = _context2.sent;
imageHtml = "<img alt=\"".concat(NTV_IMG_ALT, "\" src=\"").concat(imageUrl, "\" width=\"").concat(width, "\" height=\"").concat(height, "\"/>");
return _context2.abrupt("return", imageHtml);
case 6:
case "end":
return _context2.stop();
}
}, _callee2);
}));
return _svgToImageHtml.apply(this, arguments);
}
function canvasToImageHtml(canvasElement, imgExtra) {
var pngUrl = canvasElement.toDataURL();
var _ref = canvasElement || {},
width = _ref.width,
height = _ref.height;
var baseImageHtml = "<img alt=\"".concat(NTV_IMG_ALT, "\" src=\"").concat(pngUrl, "\" width=\"").concat(width, "\" height=\"").concat(height, "\" />");
var imageHtml = imgExtra !== null && imgExtra !== void 0 && imgExtra.jumpUrl ? "<a href=\"".concat(imgExtra.jumpUrl, "\">").concat(baseImageHtml, "</a>") : baseImageHtml;
return imageHtml;
}
/**
* 获取 html 元素的内容，并转换为可以复制粘贴的 html string
*/
export function transformHtml(_x6) {
return _transformHtml.apply(this, arguments);
}
function _transformHtml() {
_transformHtml = _asyncToGenerator( /*#__PURE__*/_regeneratorRuntime().mark(function _callee3(_ref2) {
var _ref2$elements, elements, imageExtra, _ref2$replaceType, replaceType, originalHtml, i, _item, _ref4, element, newHtml, canvasForCopy, _i, _element, svgElements, canvasElements, k, canvasElement, elemHtml, imageHtml, j, svgElement, svgHtml, _imageHtml;
return _regeneratorRuntime().wrap(function _callee3$(_context3) {
while (1) switch (_context3.prev = _context3.next) {
case 0:
_ref2$elements = _ref2.elements, elements = _ref2$elements === void 0 ? [] : _ref2$elements, imageExtra = _ref2.imageExtra, _ref2$replaceType = _ref2.replaceType, replaceType = _ref2$replaceType === void 0 ? 'image' : _ref2$replaceType;
originalHtml = '';
for (i = 0; i < elements.length; i += 1) {
element = ((_item = (_ref4 = elements).item) === null || _item === void 0 ? void 0 : _item.call(_ref4, i)) || (elements === null || elements === void 0 ? void 0 : elements[i]);
originalHtml += element === null || element === void 0 ? void 0 : element.outerHTML;
}
newHtml = originalHtml;
canvasForCopy = document.createElement('canvas');
_i = 0;
case 6:
if (!(_i < elements.length)) {
_context3.next = 34;
break;
}
_element = elements[_i];
svgElements = _element.getElementsByTagName('svg');
canvasElements = _element.getElementsByTagName('canvas');
for (k = 0; k < canvasElements.length; k += 1) {
canvasElement = canvasElements[k];
elemHtml = canvasElement.outerHTML;
if (replaceType === 'image') {
imageHtml = canvasToImageHtml(canvasElement, imageExtra);
newHtml = newHtml.replace(elemHtml, imageHtml);
}
}
j = 0;
case 12:
if (!(j < svgElements.length)) {
_context3.next = 31;
break;
}
svgElement = svgElements[j];
svgHtml = svgElement.outerHTML;
if (!(replaceType === 'image')) {
_context3.next = 27;
break;
}
if (!(isNegativeArrow(svgElement) || isPositiveArrow(svgElement))) {
_context3.next = 20;
break;
}
// 因为箭头 svg 转图片有点问题，所以先转 text
newHtml = transformArrowToText(svgElement, newHtml);
_context3.next = 25;
break;
case 20:
if (isEyeIcon(svgElement)) {
_context3.next = 25;
break;
}
_context3.next = 23;
return svgToImageHtml(svgElement, svgHtml, canvasForCopy);
case 23:
_imageHtml = _context3.sent;
newHtml = newHtml.replace(svgHtml, _imageHtml);
case 25:
_context3.next = 28;
break;
case 27:
if (replaceType === 'text') {
newHtml = transformArrowToText(svgElements[j], newHtml);
}
case 28:
j += 1;
_context3.next = 12;
break;
case 31:
_i += 1;
_context3.next = 6;
break;
case 34:
return _context3.abrupt("return", newHtml);
case 35:
case "end":
return _context3.stop();
}
}, _callee3);
}));
return _transformHtml.apply(this, arguments);
}