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. // 针式打印
  11. if (printerType == 'NEEDLE') {
  12. const LODOP = getLodop(document.getElementById('LODOP_OB'), document.getElementById('LODOP_EM'))
  13. console.log(LODOP, 'LODOP')
  14. if (!LODOP) {
  15. confirm({
  16. title: '提示?',
  17. 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>,
  18. okText: '立即下载',
  19. okType: 'danger',
  20. cancelText: '暂不打印',
  21. onOk () {
  22. window.open('http://www.lodop.net/demolist/CLodop_Setup_for_Win32NT.zip')
  23. }
  24. })
  25. return
  26. }
  27. LODOP.SET_SHOW_MODE('HIDE_PAPER_BOARD', 1) // 隐藏底图上有模拟走纸板的条纹线
  28. LODOP.SET_PRINT_MODE('POS_BASEON_PAPER', true) // 可使输出以纸张边缘为基点
  29. LODOP.ADD_PRINT_HTM('0', '0', 'RightMargin:0cm', 'BottomMargin:0cm', data)
  30. LODOP.SET_PRINT_PAGESIZE(3, 2090, 45, '') // 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
  31. // LODOP.SET_PRINT_PAGESIZE(1, 2090, 1000, '')
  32. // LODOP.ADD_PRINT_HTM('0', '0', '595pt', 1000, data)
  33. if (type == 'preview') {
  34. LODOP.PREVIEW()
  35. }
  36. if (type == 'print') {
  37. LODOP.PRINT()
  38. }
  39. } else {
  40. // 喷墨打印
  41. const url = window.URL.createObjectURL(new Blob([data], { type: 'application/pdf' }))
  42. document.getElementById('print').innerHTML = '<iframe id="printfsqd" name="printfsqd" src="' + url + '" hidden></iframe>'
  43. if (type == 'preview') { // 预览
  44. window.open(url)
  45. } else if (type == 'print') { // 打印
  46. window.frames['printfsqd'].focus()
  47. window.frames['printfsqd'].print()
  48. }
  49. }
  50. }
  51. export const demoGetBASE64 = function (dataArray) {
  52. var digits = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/='
  53. var strData = ''
  54. for (var i = 0, ii = dataArray.length; i < ii; i += 3) {
  55. if (isNaN(dataArray[i])) break
  56. var b1 = dataArray[i] & 0xFF; var b2 = dataArray[i + 1] & 0xFF; var b3 = dataArray[i + 2] & 0xFF
  57. var d1 = b1 >> 2; var d2 = ((b1 & 3) << 4) | (b2 >> 4)
  58. var d3 = i + 1 < ii ? ((b2 & 0xF) << 2) | (b3 >> 6) : 64
  59. var d4 = i + 2 < ii ? (b3 & 0x3F) : 64
  60. strData += digits.substring(d1, d1 + 1) + digits.substring(d2, d2 + 1) + digits.substring(d3, d3 + 1) + digits.substring(d4, d4 + 1)
  61. }
  62. return strData
  63. }
  64. // 下载pdf
  65. export const demoDownloadPDF = function (url) {
  66. if (!(/^https?:/i.test(url))) return
  67. if (window.XMLHttpRequest) var xhr = new XMLHttpRequest(); else var xhr = new ActiveXObject('MSXML2.XMLHTTP')
  68. xhr.open('GET', url, false) // 同步方式
  69. if (xhr.overrideMimeType) {
  70. try {
  71. xhr.responseType = 'arraybuffer'
  72. var arrybuffer = true
  73. } catch (err) {
  74. xhr.overrideMimeType('text/plain; charset=x-user-defined')
  75. }
  76. }
  77. xhr.send(null)
  78. var data = xhr.response || xhr.responseBody
  79. if (typeof Uint8Array !== 'undefined') {
  80. if (arrybuffer) var dataArray = new Uint8Array(data); else {
  81. var dataArray = new Uint8Array(data.length)
  82. for (var i = 0; i < dataArray.length; i++) { dataArray[i] = data.charCodeAt(i) }
  83. }
  84. }
  85. return demoGetBASE64(dataArray)
  86. }
  87. // 导出下载excel
  88. export const downloadExcel = function (data, fileName) {
  89. if (!data) { return }
  90. const a = moment().format('YYYYMMDDHHmmss')
  91. const fname = fileName + a
  92. const blob = new Blob([data], { type: 'application/vnd.ms-excel' })
  93. if (window.navigator && window.navigator.msSaveOrOpenBlob) {
  94. navigator.msSaveBlob(blob, fname + '.xlsx')
  95. } else {
  96. const link = document.createElement('a')
  97. link.style.display = 'none'
  98. var href = URL.createObjectURL(blob)
  99. link.href = href
  100. link.setAttribute('download', fname + '.xlsx')
  101. document.body.appendChild(link)
  102. link.click()
  103. document.body.removeChild(link)
  104. window.URL.revokeObjectURL(href) // 释放掉blob对象
  105. }
  106. }
  107. /*
  108. *printerType: 打印机类型
  109. *type: 打印预览,打印,导出
  110. *url: 数据请求接口
  111. *params: 请求参数
  112. *fileName: 导出文件名称
  113. *callback: 回调函数
  114. */
  115. export const hdPrint = function (printerType, type, url, params, fileName, callback) {
  116. // 打印时需要传打印机类型
  117. if (type !== 'export') {
  118. params.type = printerType
  119. }
  120. url(params).then(res => {
  121. if (res.type == 'application/json') {
  122. var reader = new FileReader()
  123. reader.addEventListener('loadend', function () {
  124. const obj = JSON.parse(reader.result)
  125. notification.error({
  126. message: '提示',
  127. description: obj.message
  128. })
  129. })
  130. reader.readAsText(res)
  131. } else {
  132. if (type == 'export') { // 导出
  133. downloadExcel(res, fileName)
  134. } else { // 打印
  135. JGPrint(res, type, printerType)
  136. }
  137. }
  138. callback()
  139. })
  140. }