brookmg

package com.example.app.widget  // Change this to the actual packagename

import android.content.Context
import android.graphics.*
import android.util.AttributeSet
import android.util.DisplayMetrics
import android.view.ViewGroup
import androidx.core.content.ContextCompat
// import /*Package name of the app*/.R
import kotlin.math.roundToInt

brookmg

// Copyright 2016 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

import 'dart:collection' show Queue;
import 'dart:math' as math;

import 'package:flutter/widgets.dart';
import 'package:flutter/material.dart';