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Handle possible exceptions in scaleDrawable

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It may throw OutOfMemoryError
This commit is contained in:
emanuele-f 2023-02-04 12:09:22 +01:00
parent a1a7ea317f
commit a5658bf514
1 changed files with 13 additions and 7 deletions
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20
app/src/main/java/com/emanuelef/remote_capture/Utils.java
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@ -635,17 +635,23 @@ public class Utils {
return(Utils.getUniqueFileName(context, pcapng_format ? "pcapng" : "pcap"));
}
public static BitmapDrawable scaleDrawable(Resources res, Drawable drawable, int new_x, int new_y) {
if((new_x == 0) || (new_y == 0))
public static @Nullable BitmapDrawable scaleDrawable(Resources res, Drawable drawable, int new_x, int new_y) {
if((new_x <= 0) || (new_y <= 0))
return null;
Bitmap bitmap = Bitmap.createBitmap(new_x, new_y, Bitmap.Config.ARGB_8888);
Canvas canvas = new Canvas(bitmap);
try {
Bitmap bitmap = Bitmap.createBitmap(new_x, new_y, Bitmap.Config.ARGB_8888);
Canvas canvas = new Canvas(bitmap);
drawable.setBounds(0, 0, canvas.getWidth(), canvas.getHeight());
drawable.draw(canvas);
// may throw OutOfMemoryError
drawable.setBounds(0, 0, canvas.getWidth(), canvas.getHeight());
drawable.draw(canvas);
return new BitmapDrawable(res, bitmap);
return new BitmapDrawable(res, bitmap);
} catch (Exception e) {
Log.w(TAG, "scaleDrawable(" + new_x + ", " + new_y + ") failed: " + e.getMessage());
return null;
}
}
// Converts a TableLayout (two columns, label and value) to a string which can be copied