[mobile] fix bottom sheet color

app/src/main/res/values/styles.xml

@@ -34,7 +34,7 @@
         <item name="android:background">@drawable/shape_bottom_sheet</item>
     </style>
 
-    <style name="ThemeOverlay.App.BottomSheetDialog" parent="Theme.MaterialComponents.Light.BottomSheetDialog">
+    <style name="ThemeOverlay.App.BottomSheetDialog" parent="Theme.MaterialComponents.DayNight.BottomSheetDialog">
         <item name="bottomSheetStyle">@style/ModalBottomSheetDialog</item>
         <item name="android:backgroundDimEnabled">false</item>
         <item name="android:windowIsFloating">false</item>

app/src/mobile/java/com/fongmi/android/tv/Product.java

@@ -38,12 +38,14 @@ public class Product {
     }
 
     private static Bitmap crop(Bitmap bitmap) {
+        int width = ResUtil.getScreenWidth();
+        int height = ResUtil.getScreenHeight();
         if (bitmap.getWidth() >= bitmap.getHeight()) {
             return Bitmap.createBitmap(bitmap, bitmap.getWidth() / 2 - bitmap.getHeight() / 2, 0, bitmap.getHeight(), bitmap.getHeight());
+        } else if (bitmap.getWidth() < width && bitmap.getHeight() < height) {
+            return bitmap;
         } else {
             Matrix matrix = new Matrix();
-            int width = ResUtil.getScreenWidth();
-            int height = ResUtil.getScreenHeight();
             matrix.postScale((float) width / bitmap.getWidth(), (float) height / bitmap.getHeight());
             return Bitmap.createBitmap(bitmap, 0, 0, bitmap.getWidth(), bitmap.getHeight(), matrix, false);
         }

app/src/mobile/res/drawable/shape_bottom_sheet.xml

@@ -2,7 +2,7 @@
 <shape xmlns:android="http://schemas.android.com/apk/res/android"
     android:shape="rectangle">
 
-    <solid android:color="@color/white" />
+    <solid android:color="?attr/colorSurface" />
 
     <corners
         android:topLeftRadius="12dp"