JGPrint.js 5.3 KB

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  1. import confirm from 'ant-design-vue/es/modal/confirm'
  2. import notification from 'ant-design-vue/es/notification'
  3. import { getLodop } from '@/libs/LodopFuncs'
  4. import moment from 'moment'
  5. // 打印控件
  6. export const JGPrint = function (data, type, printerType) {
  7. if (!data) {
  8. return
  9. }
  10. const url = window.URL.createObjectURL(new Blob([data], { type: 'application/pdf' }))
  11. document.getElementById('print').innerHTML = '<iframe id="printfsqd" name="printfsqd" src="' + url + '" hidden></iframe>'
  12. // 针式打印
  13. if (printerType == 'NEEDLE') {
  14. const LODOP = getLodop(document.getElementById('LODOP_OB'), document.getElementById('LODOP_EM'))
  15. console.log(LODOP)
  16. if (!LODOP) {
  17. confirm({
  18. title: '提示?',
  19. content: h => <div>打印控件未安装,请先下载并安装。安装完成后,刷新页面即可打印。</div>,
  20. okText: '立即下载',
  21. okType: 'danger',
  22. cancelText: '暂不打印',
  23. onOk () {
  24. window.open('http://www.lodop.net/demolist/CLodop_Setup_for_Win32NT.zip')
  25. }
  26. })
  27. return
  28. }
  29. const rx = /<body[^>]*>([\s\S]+?)<\/body>/i///
  30. let m = rx.exec(data)
  31. if (m) m = m[1]
  32. LODOP.SET_SHOW_MODE('HIDE_PAPER_BOARD', 1) // 隐藏底图上有模拟走纸板的条纹线
  33. // LODOP.SET_PRINT_PAGESIZE(3, '2140', '60', '') // 这里3表示纵向打印且纸高“按内容的高度”;2140表示纸宽214.0mm;60表示页底空白6.0mm
  34. // LODOP.ADD_PRINT_HTM('0', '0', 'RightMargin:0.5cm', 'BottomMargin:0.5cm', m)
  35. // LODOP.ADD_PRINT_TABLE(0, 0, '100%', '100%', m)
  36. LODOP.ADD_PRINT_PDF(0, 0, '100%', '100%', new Blob([data], { type: 'application/pdf' }))
  37. LODOP.SET_PRINT_STYLEA(0, 'PDFScalMode', 1)
  38. LODOP.SET_PRINT_PAGESIZE(3, 0, 0, '')
  39. if (type == 'preview') {
  40. LODOP.PREVIEW()
  41. }
  42. if (type == 'print') {
  43. LODOP.PRINT()
  44. }
  45. } else {
  46. // 喷墨打印
  47. if (type == 'preview') { // 预览
  48. window.open(url)
  49. } else if (type == 'print') { // 打印
  50. window.frames['printfsqd'].focus()
  51. window.frames['printfsqd'].print()
  52. }
  53. }
  54. }
  55. export const demoGetBASE64 = function (dataArray) {
  56. var digits = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/='
  57. var strData = ''
  58. for (var i = 0, ii = dataArray.length; i < ii; i += 3) {
  59. if (isNaN(dataArray[i])) break
  60. var b1 = dataArray[i] & 0xFF; var b2 = dataArray[i + 1] & 0xFF; var b3 = dataArray[i + 2] & 0xFF
  61. var d1 = b1 >> 2; var d2 = ((b1 & 3) << 4) | (b2 >> 4)
  62. var d3 = i + 1 < ii ? ((b2 & 0xF) << 2) | (b3 >> 6) : 64
  63. var d4 = i + 2 < ii ? (b3 & 0x3F) : 64
  64. strData += digits.substring(d1, d1 + 1) + digits.substring(d2, d2 + 1) + digits.substring(d3, d3 + 1) + digits.substring(d4, d4 + 1)
  65. }
  66. return strData
  67. }
  68. // 下载pdf
  69. export const demoDownloadPDF = function (url) {
  70. if (!(/^https?:/i.test(url))) return
  71. if (window.XMLHttpRequest) var xhr = new XMLHttpRequest(); else var xhr = new ActiveXObject('MSXML2.XMLHTTP')
  72. xhr.open('GET', url, false) // 同步方式
  73. if (xhr.overrideMimeType) {
  74. try {
  75. xhr.responseType = 'arraybuffer'
  76. var arrybuffer = true
  77. } catch (err) {
  78. xhr.overrideMimeType('text/plain; charset=x-user-defined')
  79. }
  80. }
  81. xhr.send(null)
  82. var data = xhr.response || xhr.responseBody
  83. if (typeof Uint8Array !== 'undefined') {
  84. if (arrybuffer) var dataArray = new Uint8Array(data); else {
  85. var dataArray = new Uint8Array(data.length)
  86. for (var i = 0; i < dataArray.length; i++) { dataArray[i] = data.charCodeAt(i) }
  87. }
  88. }
  89. return demoGetBASE64(dataArray)
  90. }
  91. // 导出下载excel
  92. export const downloadExcel = function (data, fileName) {
  93. if (!data) { return }
  94. const url = window.URL.createObjectURL(new Blob([data]))
  95. const link = document.createElement('a')
  96. link.style.display = 'none'
  97. link.href = url
  98. const a = moment().format('YYYYMMDDHHmmss')
  99. const fname = fileName + a
  100. link.setAttribute('download', fname + '.xlsx')
  101. document.body.appendChild(link)
  102. link.click()
  103. }
  104. // 文件流转url
  105. export const getObjectURL = function (file) {
  106. let url = null
  107. if (window.createObjectURL != undefined) { // basic
  108. url = window.createObjectURL(file)
  109. } else if (window.webkitURL != undefined) { // webkit
  110. try {
  111. url = window.webkitURL.createObjectURL(file)
  112. } catch (error) {
  113. }
  114. } else if (window.URL != undefined) { // mozilla(firefox)
  115. try {
  116. url = window.URL.createObjectURL(file)
  117. } catch (error) {
  118. }
  119. }
  120. return url
  121. }
  122. /*
  123. *printerType: 打印机类型
  124. *type: 打印预览,打印,导出
  125. *url: 数据请求接口
  126. *params: 请求参数
  127. *fileName: 导出文件名称
  128. *callback: 回调函数
  129. */
  130. export const hdPrint = function (printerType, type, url, params, fileName, callback) {
  131. // 打印时需要传打印机类型
  132. if (type !== 'export') {
  133. params.type = printerType
  134. }
  135. url(params).then(res => {
  136. if (res.type == 'application/json') {
  137. var reader = new FileReader()
  138. reader.addEventListener('loadend', function () {
  139. const obj = JSON.parse(reader.result)
  140. notification.error({
  141. message: '提示',
  142. description: obj.message
  143. })
  144. })
  145. reader.readAsText(res)
  146. } else {
  147. if (type == 'export') { // 导出
  148. downloadExcel(res, fileName)
  149. } else { // 打印
  150. JGPrint(res, type, printerType)
  151. }
  152. }
  153. callback()
  154. })
  155. }