* [perf story #59018] Export to pdf for gantt wg.

2024-07-15 10:04:18 +08:00
parent b072ea89dd
commit e0fa784e61
1 changed files with 20 additions and 0 deletions
@@ -122,6 +122,26 @@ function drawGanttToCanvas(exportType, successCallback, errorCallback)
                    afterFinish(canvas);
                    if(errorCallback) errorCallback('Cannot convert image to blob.');
                };
+                let width = canvas.width;
+                let height = canvas.height;
+                getRemoteScript(jsRoot + 'js/pdfjs/min.js', function()
+                {
+                    updateProgress(0.8);
+                    let pdf = new jsPDF(
+                    {
+                        format: [width, height],
+                        unit: 'px',
+                        orientation: width > height ? 'l' : 'p'
+                    });
+                    pdf.addImage(canvas, 0, 0, pdf.internal.pageSize.getWidth(), pdf.internal.pageSize.getHeight());
+                    pdf.save(fileName + '.pdf');
+                    if(successCallback) successCallback(pdf);
+                    afterFinish();
+                }, function(error)
+                {
+                    afterFinish(canvas);
+                    if(errorCallback) errorCallback(error);
+                });
            }).catch(function(error)
            {
                afterFinish();