fix the bug that the viewer will crash when the function---getPageCount equals zero while pdf file is loading

li_zhe-pc · li_zhe-pc · commit 868cc82fdf31 · 2017-08-04T15:04:23.000+08:00
diff --git a/android-pdf-viewer/src/main/java/com/github/barteksc/pdfviewer/PDFView.java b/android-pdf-viewer/src/main/java/com/github/barteksc/pdfviewer/PDFView.java
@@ -1005,6 +1005,9 @@ ScrollDir getScrollDir() {
     }
 
     void loadPageByOffset() {
+    	if(0==getPageCount()){
+            return ;
+        }
         float offset, optimal, screenCenter;
         float spacingPerPage = spacingPx - (spacingPx / getPageCount());
         if (swipeVertical) {

Original file line number	Diff line number	Diff line change
`@@ -1005,6 +1005,9 @@ ScrollDir getScrollDir() {`
`1005`	`1005`	`}`
`1006`	`1006`
`1007`	`1007`	`void loadPageByOffset() {`
	`1008`	`+ if(0==getPageCount()){`
	`1009`	`+ return ;`
	`1010`	`+ }`
`1008`	`1011`	`float offset, optimal, screenCenter;`
`1009`	`1012`	`float spacingPerPage = spacingPx - (spacingPx / getPageCount());`
`1010`	`1013`	`if (swipeVertical) {`