JGPrint.js 5.0 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 LODOP = getLodop(document.getElementById('LODOP_OB'), document.getElementById('LODOP_EM'))
  11. if (!LODOP) {
  12. confirm({
  13. title: '提示?',
  14. 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>,
  15. okText: '立即下载',
  16. okType: 'danger',
  17. cancelText: '暂不打印',
  18. onOk () {
  19. window.open('http://www.lodop.net/demolist/CLodop_Setup_for_Win32NT.zip')
  20. }
  21. })
  22. return
  23. }
  24. LODOP.SET_SHOW_MODE('HIDE_PAPER_BOARD', 1) // 隐藏底图上有模拟走纸板的条纹线
  25. LODOP.SET_PRINT_MODE("POS_BASEON_PAPER",true) // 可使输出以纸张边缘为基点
  26. LODOP.SET_PRINT_STYLEA(0,"PDFScalMode",1);
  27. const dlen = data.data.length
  28. // 针式打印
  29. if (printerType == 'NEEDLE') {
  30. if (type == 'preview') {
  31. LODOP.SET_SHOW_MODE("HIDE_PBUTTIN_PREVIEW",1);//隐藏打印按钮
  32. LODOP.ADD_PRINT_PDF(0, 0, '100%', '100%', data.data[0])
  33. LODOP.SET_PRINT_PAGESIZE(3,2090,0,"");
  34. LODOP.PREVIEW()
  35. }
  36. if (type == 'print') {
  37. for(let i=0;i<dlen;i++){
  38. LODOP.ADD_PRINT_PDF(0, 0, '100%', '100%', data.data[i])
  39. LODOP.SET_PRINT_PAGESIZE(3, 2090, 0, '')
  40. LODOP.PRINT()
  41. }
  42. }
  43. } else {
  44. // 喷墨打印机
  45. if (type == 'preview') { // 预览
  46. LODOP.SET_SHOW_MODE("HIDE_PBUTTIN_PREVIEW",1);//隐藏打印按钮
  47. LODOP.ADD_PRINT_PDF(0, 0, '100%', '100%', data.data[0])
  48. LODOP.SET_PRINT_PAGESIZE(3,2090,0,"");
  49. LODOP.PREVIEW()
  50. } else if (type == 'print') { // 打印
  51. for(let i=0;i<dlen;i++){
  52. LODOP.ADD_PRINT_PDF(0, 0, '100%', '100%', data.data[i])
  53. LODOP.SET_PRINT_PAGESIZE(3, 2090, 0, '')
  54. LODOP.PRINT()
  55. }
  56. }
  57. }
  58. }
  59. export const demoGetBASE64 = function (dataArray) {
  60. var digits = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/='
  61. var strData = ''
  62. for (var i = 0, ii = dataArray.length; i < ii; i += 3) {
  63. if (isNaN(dataArray[i])) break
  64. var b1 = dataArray[i] & 0xFF; var b2 = dataArray[i + 1] & 0xFF; var b3 = dataArray[i + 2] & 0xFF
  65. var d1 = b1 >> 2; var d2 = ((b1 & 3) << 4) | (b2 >> 4)
  66. var d3 = i + 1 < ii ? ((b2 & 0xF) << 2) | (b3 >> 6) : 64
  67. var d4 = i + 2 < ii ? (b3 & 0x3F) : 64
  68. strData += digits.substring(d1, d1 + 1) + digits.substring(d2, d2 + 1) + digits.substring(d3, d3 + 1) + digits.substring(d4, d4 + 1)
  69. }
  70. return strData
  71. }
  72. // 下载pdf
  73. export const demoDownloadPDF = function (url) {
  74. if (!(/^https?:/i.test(url))) return
  75. if (window.XMLHttpRequest) var xhr = new XMLHttpRequest(); else var xhr = new ActiveXObject('MSXML2.XMLHTTP')
  76. xhr.open('GET', url, false) // 同步方式
  77. if (xhr.overrideMimeType) {
  78. try {
  79. xhr.responseType = 'arraybuffer'
  80. var arrybuffer = true
  81. } catch (err) {
  82. xhr.overrideMimeType('text/plain; charset=x-user-defined')
  83. }
  84. }
  85. xhr.send(null)
  86. var data = xhr.response || xhr.responseBody
  87. if (typeof Uint8Array !== 'undefined') {
  88. if (arrybuffer) var dataArray = new Uint8Array(data); else {
  89. var dataArray = new Uint8Array(data.length)
  90. for (var i = 0; i < dataArray.length; i++) { dataArray[i] = data.charCodeAt(i) }
  91. }
  92. }
  93. return demoGetBASE64(dataArray)
  94. }
  95. // 导出下载excel
  96. export const downloadExcel = function (data, fileName) {
  97. if (!data) { return }
  98. const a = moment().format('YYYYMMDDHHmmss')
  99. const fname = fileName + a
  100. const blob = new Blob([data], { type: 'application/vnd.ms-excel' })
  101. if (window.navigator && window.navigator.msSaveOrOpenBlob) {
  102. navigator.msSaveBlob(blob, fname + '.xlsx')
  103. } else {
  104. const link = document.createElement('a')
  105. link.style.display = 'none'
  106. var href = URL.createObjectURL(blob)
  107. link.href = href
  108. link.setAttribute('download', fname + '.xlsx')
  109. document.body.appendChild(link)
  110. link.click()
  111. document.body.removeChild(link)
  112. window.URL.revokeObjectURL(href) // 释放掉blob对象
  113. }
  114. }
  115. /*
  116. *printerType: 打印机类型
  117. *type: 打印预览,打印,导出
  118. *url: 数据请求接口
  119. *params: 请求参数
  120. *fileName: 导出文件名称
  121. *callback: 回调函数
  122. */
  123. export const hdPrint = function (printerType, type, url, params, fileName, callback) {
  124. // 打印时需要传打印机类型
  125. if (type !== 'export') {
  126. params.type = printerType
  127. }
  128. url(params).then(res => {
  129. if (res.type == 'application/json') {
  130. var reader = new FileReader()
  131. reader.addEventListener('loadend', function () {
  132. const obj = JSON.parse(reader.result)
  133. notification.error({
  134. message: '提示',
  135. description: obj.message
  136. })
  137. })
  138. reader.readAsText(res)
  139. } else {
  140. if (type == 'export') { // 导出
  141. downloadExcel(res, fileName)
  142. } else { // 打印
  143. JGPrint(res, type, printerType)
  144. }
  145. }
  146. callback()
  147. })
  148. }