Roo/dialog/UploadCropbox.js

[roojs1] / Roo / dialog / UploadCropbox.js

diff --git a/Roo/dialog/UploadCropbox.js b/Roo/dialog/UploadCropbox.js
index 82bf63e..2662129 100644 (file)
--- a/Roo/dialog/UploadCropbox.js
+++ b/Roo/dialog/UploadCropbox.js
@@ -935,8 +935,10 @@ Roo.extend(Roo.dialog.UploadCropbox, Roo.Component,  {
                 sy = sy < 0 ? 0 : (sy / this.getScaleLevel());
 
                 if(canvas.width > 1200) {
-                    canvas.height = 1200 * this.thumbEl.getHeight() / this.thumbEl.getWidth();
-                    canvas.width = 1200;
+                    var scale = 1200 / canvas.width;
+                    context.scale(scale, scale);
+                    canvas.height = canvas.height * scale;
+                    canvas.width = canvas.width * scale;
                 }
 
                 context.drawImage(imageCanvas, sx, sy, width, height, x, y, width, height);