251 lines
7.6 KiB
Java
251 lines
7.6 KiB
Java
'use strict';
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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var _assign = require('babel-runtime/core-js/object/assign');
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var _assign2 = _interopRequireDefault(_assign);
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var _classCallCheck2 = require('babel-runtime/helpers/classCallCheck');
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var _classCallCheck3 = _interopRequireDefault(_classCallCheck2);
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var _createClass2 = require('babel-runtime/helpers/createClass');
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var _createClass3 = _interopRequireDefault(_createClass2);
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function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
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var _class = function () {
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function _class(option) {
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(0, _classCallCheck3.default)(this, _class);
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this.standards = {
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strict: 'strict',
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loose: 'loose',
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html5: 'html5'
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};
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this.counter = 0;
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this.settings = {
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standard: this.standards.html5,
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extraHead: '',
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extraCss: '',
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popTitle: '',
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endCallback: null,
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el: '' };
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(0, _assign2.default)(this.settings, option);
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this.init();
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}
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(0, _createClass3.default)(_class, [{
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key: 'init',
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value: function init() {
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this.counter++;
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this.settings.id = 'printArea_' + this.counter;
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var box = document.getElementById(this.settings.id);
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if (box) {
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box.parentNode.removeChild(box);
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}
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var PrintAreaWindow = this.getPrintWindow();
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this.write(PrintAreaWindow.doc);
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this.settings.endCallback();
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}
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}, {
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key: 'print',
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value: function print(PAWindow) {
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var paWindow = PAWindow;
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console.log('---调用打印 focus-----');
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paWindow.focus();
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paWindow.print();
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console.log('---调用打印 print-----');
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}
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}, {
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key: 'write',
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value: function write(PADocument, $ele) {
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PADocument.open();
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PADocument.write(this.docType() + '<html>' + this.getHead() + this.getBody() + '</html>');
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PADocument.close();
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}
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}, {
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key: 'docType',
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value: function docType() {
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if (this.settings.standard === this.standards.html5) {
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return '<!DOCTYPE html>';
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}
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var transitional = this.settings.standard === this.standards.loose ? ' Transitional' : '';
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var dtd = this.settings.standard === this.standards.loose ? 'loose' : 'strict';
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return '<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01' + transitional + '//EN" "http://www.w3.org/TR/html4/' + dtd + '.dtd">';
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}
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}, {
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key: 'getHead',
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value: function getHead() {
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var extraHead = '';
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var links = '';
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var style = '';
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if (this.settings.extraHead) {
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this.settings.extraHead.replace(/([^,]+)/g, function (m) {
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extraHead += m;
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});
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}
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[].forEach.call(document.querySelectorAll('link'), function (item, i) {
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if (item.href.indexOf('.css') >= 0) {
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links += '<link type="text/css" rel="stylesheet" href="' + item.href + '" >';
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}
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});
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for (var i = 0; i < document.styleSheets.length; i++) {
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if (document.styleSheets[i].cssRules || document.styleSheets[i].rules) {
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var rules = document.styleSheets[i].cssRules || document.styleSheets[i].rules;
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for (var b = 0; b < rules.length; b++) {
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try {
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style += rules[b].cssText;
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} catch (err) {}
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}
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}
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}
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if (this.settings.extraCss) {
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this.settings.extraCss.replace(/([^,\s]+)/g, function (m) {
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links += '<link type="text/css" rel="stylesheet" href="' + m + '">';
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});
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}
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return '<head><title>' + this.settings.popTitle + '</title>' + extraHead + links + '<style type="text/css">' + style + '</style></head>';
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}
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}, {
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key: 'getBody',
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value: function getBody() {
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var ele = this.getFormData(document.querySelector(this.settings.el));
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var htm = ele.outerHTML;
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console.log('htm', htm);
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return '<body>' + htm + '</body>';
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}
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}, {
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key: 'getFormData',
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value: function getFormData(ele) {
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var that = this;
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var copy = ele.cloneNode(true);
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var allElements = copy.querySelectorAll('*');
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[].forEach.call(allElements, function (item) {
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var attr = item.getAttribute('ignore-print');
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attr = attr == null ? item.getAttribute('ignoreprint') : attr;
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if (attr != null && attr.toString() === 'true') {
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item.outerHTML = '';
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}
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});
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var copiedInputs = copy.querySelectorAll('input,select,textarea');
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[].forEach.call(copiedInputs, function (item, i) {
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var typeInput = item.getAttribute('type');
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var copiedInput = copiedInputs[i];
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if (typeInput == null) {
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typeInput = item.tagName === 'SELECT' ? 'select' : item.tagName === 'TEXTAREA' ? 'textarea' : '';
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}
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if (typeInput === 'radio' || typeInput === 'checkbox') {
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item.checked && copiedInput.setAttribute('checked', item.checked);
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} else if (typeInput === 'select') {
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[].forEach.call(copiedInput.querySelectorAll('option'), function (op, b) {
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if (op.selected) {
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op.setAttribute('selected', true);
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}
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});
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} else if (typeInput === 'textarea') {
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copiedInput.innerHTML = item.value;
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} else {
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copiedInput.value = item.value;
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copiedInput.setAttribute('value', item.value);
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}
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});
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var sourceCanvas = ele.querySelectorAll('canvas');
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var copyCanvas = copy.querySelectorAll('canvas');
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[].forEach.call(copyCanvas, function (item, i) {
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if (that.isECharts(item)) {
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if (item.parentElement.style.width) {
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item.parentElement.style.width = '100%';
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item.parentElement.style.height = 'auto';
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}
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if (item.parentElement.parentElement.style.width) {
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item.parentElement.parentElement.style.width = '100%';
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item.parentElement.parentElement.style.height = 'auto';
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}
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}
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var url = sourceCanvas[i].toDataURL();
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item.outerHTML = '<img src="' + url + '" style="width:100%;"/>';
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});
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return copy;
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}
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}, {
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key: 'isECharts',
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value: function isECharts(item) {
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var attrName = '_echarts_instance_';
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var parent = item.parentElement;
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if (parent.getAttribute(attrName) != null) {
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return true;
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}
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if (parent.parentElement) {
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return parent.parentElement.getAttribute(attrName) != null;
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}
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return false;
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}
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}, {
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key: 'getPrintWindow',
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value: function getPrintWindow() {
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var f = this.Iframe();
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return {
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win: f.contentWindow || f,
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doc: f.doc
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};
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}
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}, {
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key: 'Iframe',
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value: function Iframe() {
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var frameId = this.settings.id;
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var iframe = void 0;
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var that = this;
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try {
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iframe = document.createElement('iframe');
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document.body.appendChild(iframe);
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iframe.style.border = '0px';
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iframe.style.position = 'absolute';
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iframe.style.width = '0px';
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iframe.style.height = '0px';
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iframe.style.right = '0px';
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iframe.style.top = '0px';
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iframe.setAttribute('id', frameId);
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iframe.setAttribute('src', new Date().getTime());
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iframe.doc = null;
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iframe.onload = function () {
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var win = iframe.contentWindow || iframe;
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that.print(win);
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};
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iframe.doc = iframe.contentDocument ? iframe.contentDocument : iframe.contentWindow ? iframe.contentWindow.document : iframe.document;
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} catch (e) {
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throw new Error(e + '. iframes may not be supported in this browser.');
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}
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if (iframe.doc == null) {
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throw new Error('Cannot find document.');
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}
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return iframe;
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}
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}]);
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return _class;
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}();
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exports.default = _class;
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; |