Draw the specified background if present

Miha-x64 · web-flow · commit 3cff36652bb7 · 2016-07-22T17:32:09.000+04:00
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
@@ -494,7 +494,12 @@ protected void onDraw(Canvas canvas) {
         // abstraction of the screen position when rendering the parts.
 
         // Draws background
-        canvas.drawColor(Color.WHITE);
+        Drawable bg = getBackground();
+        if (bg == null) {
+            canvas.drawColor(Color.WHITE);
+        } else {
+            bg.draw(canvas);
+        }
 
         if(recycled) {
             return;
