|
@@ -44,7 +44,7 @@ export const JGPrint = function(data, type, printerType){
|
|
|
if (type == 'preview') { // 预览
|
|
|
// window.open(url)
|
|
|
const LODOP = getLodop(document.getElementById('LODOP_OB'), document.getElementById('LODOP_EM'))
|
|
|
- LODOP.ADD_PRINT_PDF(0,0,"100%","100%",'https://jianguan-images.oss-cn-beijing.aliyuncs.com/helpvideo/1.pdf');
|
|
|
+ LODOP.ADD_PRINT_PDF(0,0,"100%","100%",demoDownloadPDF('https://jianguan-images.oss-cn-beijing.aliyuncs.com/helpvideo/1.pdf'));
|
|
|
LODOP.SET_PRINT_STYLEA(0,"PDFScalMode",1);
|
|
|
LODOP.SET_PRINT_PAGESIZE(3,0,0,"");
|
|
|
LODOP.PREVIEW()
|
|
@@ -55,6 +55,42 @@ export const JGPrint = function(data, type, printerType){
|
|
|
}
|
|
|
}
|
|
|
|
|
|
+export const demoGetBASE64 = function (dataArray) {
|
|
|
+ var digits = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=";
|
|
|
+ var strData = "";
|
|
|
+ for (var i = 0, ii = dataArray.length; i < ii; i += 3) {
|
|
|
+ if (isNaN(dataArray[i])) break;
|
|
|
+ var b1 = dataArray[i] & 0xFF, b2 = dataArray[i + 1] & 0xFF, b3 = dataArray[i + 2] & 0xFF;
|
|
|
+ var d1 = b1 >> 2, d2 = ((b1 & 3) << 4) | (b2 >> 4);
|
|
|
+ var d3 = i + 1 < ii ? ((b2 & 0xF) << 2) | (b3 >> 6) : 64;
|
|
|
+ var d4 = i + 2 < ii ? (b3 & 0x3F) : 64;
|
|
|
+ strData += digits.substring(d1, d1 + 1) + digits.substring(d2, d2 + 1) + digits.substring(d3, d3 + 1) + digits.substring(d4, d4 + 1);
|
|
|
+ }
|
|
|
+ return strData;
|
|
|
+ }
|
|
|
+// 下载pdf
|
|
|
+export const demoDownloadPDF = function (url){
|
|
|
+ if (!(/^https?:/i.test(url))) return;
|
|
|
+ if (window.XMLHttpRequest) var xhr = new XMLHttpRequest(); else var xhr = new ActiveXObject("MSXML2.XMLHTTP");
|
|
|
+ xhr.open('GET',url,false); //同步方式
|
|
|
+ if (xhr.overrideMimeType)
|
|
|
+ try{
|
|
|
+ xhr.responseType = 'arraybuffer';
|
|
|
+ var arrybuffer=true;
|
|
|
+ }catch(err){
|
|
|
+ xhr.overrideMimeType('text/plain; charset=x-user-defined');
|
|
|
+ }
|
|
|
+ xhr.send(null);
|
|
|
+ var data = xhr.response || xhr.responseBody;
|
|
|
+ if (typeof Uint8Array !== 'undefined') {
|
|
|
+ if (arrybuffer) var dataArray = new Uint8Array(data); else {
|
|
|
+ var dataArray = new Uint8Array(data.length);
|
|
|
+ for (var i = 0; i < dataArray.length; i++) {dataArray[i] = data.charCodeAt(i);}
|
|
|
+ }
|
|
|
+ }
|
|
|
+ return demoGetBASE64(dataArray);
|
|
|
+ }
|
|
|
+
|
|
|
// 导出下载excel
|
|
|
export const downloadExcel = function (data,fileName){
|
|
|
if (!data) { return }
|