From c2ffe43d44e870a8cbece8a54efa7ed75d272296 Mon Sep 17 00:00:00 2001
From: contrudar <urzhumcevav@gmail.com>
Date: Mon, 7 Nov 2016 16:10:34 +0300
Subject: [PATCH] wait until view is ready

---
 .../net/sf/andpdf/pdfviewer/PdfViewerFragment.java    | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/PdfView/src/main/java/net/sf/andpdf/pdfviewer/PdfViewerFragment.java b/PdfView/src/main/java/net/sf/andpdf/pdfviewer/PdfViewerFragment.java
index 6fe7c44..356f287 100644
--- a/PdfView/src/main/java/net/sf/andpdf/pdfviewer/PdfViewerFragment.java
+++ b/PdfView/src/main/java/net/sf/andpdf/pdfviewer/PdfViewerFragment.java
@@ -300,6 +300,16 @@ public class PdfViewerFragment extends Fragment {
             int maxWidthToPopulate = mGraphView.getWidth();
             int maxHeightToPopulate = mGraphView.getHeight();
 
+            if (maxWidthToPopulate == 0 || maxHeightToPopulate == 0) {
+                mGraphView.post(new Runnable() {
+                    @Override
+                    public void run() {
+                        showPage(page);
+                    }
+                });
+                return;
+            }
+
             int calculatedWidth;
             int calculatedHeight;
             final double widthRatio = width / maxWidthToPopulate;
@@ -331,7 +341,6 @@ public class PdfViewerFragment extends Fragment {
                     }
                 }
             }
-
             final Bitmap bitmap = mPdfPage.getImage(calculatedWidth, calculatedHeight, null, true, true);
             mGraphView.setPageBitmap(bitmap);
             mGraphView.updateImage();