优化

app/src/main/java/io/legado/app/ui/book/read/page/provider/ChapterProvider.kt

@@ -650,7 +650,7 @@ object ChapterProvider {
             "0" -> doublePage = false
             "1" -> doublePage = true
             "2" -> {
-                doublePage = (viewWidth > viewHeight)
+                doublePage = (viewWidth > viewHeight || appCtx.isPad)
                         && ReadBook.pageAnim() != 3
             }
         }