szkolnyplus/app/src/main/res/layout/attendance_summary_fragment.xml

<?xml version="1.0" encoding="utf-8"?>
<!--
  ~ Copyright (c) Kuba Szczodrzyński 2020-5-4.
  -->

<layout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools">

    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:orientation="vertical">

        <com.google.android.material.button.MaterialButtonToggleGroup
            android:id="@+id/toggleGroup"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:layout_margin="8dp"
            app:singleSelection="true"
            app:selectionRequired="true"
            android:gravity="center_horizontal">

            <com.google.android.material.button.MaterialButton
                android:id="@+id/semester1"
                style="?materialButtonOutlinedStyle"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="Semestr 1" />

            <com.google.android.material.button.MaterialButton
                android:id="@+id/semester2"
                style="?materialButtonOutlinedStyle"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="Semestr 2" />

            <com.google.android.material.button.MaterialButton
                android:id="@+id/allYear"
                style="?materialButtonOutlinedStyle"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="Cały rok" />
        </com.google.android.material.button.MaterialButtonToggleGroup>

        <androidx.core.widget.NestedScrollView
            android:id="@+id/scrollView"
            android:layout_width="match_parent"
            android:layout_height="0dp"
            android:layout_weight="1">

            <LinearLayout
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:orientation="vertical">

                <androidx.constraintlayout.widget.ConstraintLayout
                    android:id="@+id/statsLayout"
                    android:layout_width="match_parent"
                    android:layout_height="wrap_content">

                    <TextView
                        android:id="@+id/percentage"
                        android:layout_width="0dp"
                        android:layout_height="wrap_content"
                        android:layout_marginHorizontal="8dp"
                        android:textAppearance="@style/NavView.TextView.Subtitle"
                        app:layout_constraintStart_toStartOf="parent"
                        app:layout_constraintTop_toTopOf="parent"
                        tools:text="Obecność w tym okresie: 99,7%" />

                    <antonkozyriatskyi.circularprogressindicator.CircularProgressIndicator
                        android:id="@+id/percentageCircle"
                        android:layout_width="80dp"
                        android:layout_height="80dp"
                        android:layout_marginHorizontal="8dp"
                        android:layout_marginBottom="16dp"
                        app:direction="clockwise"
                        app:drawDot="false"
                        app:layout_constraintBottom_toBottomOf="parent"
                        app:layout_constraintEnd_toEndOf="parent"
                        app:layout_constraintTop_toTopOf="parent"
                        app:progressBackgroundStrokeWidth="9dp"
                        app:progressStrokeWidth="10dp"
                        app:progressCap="butt"
                        app:textSize="0sp"
                        android:visibility="invisible"
                        tools:visibility="visible" />

                    <pl.szczodrzynski.edziennik.ui.modules.attendance.AttendanceBar
                        android:id="@+id/attendanceBar"
                        android:layout_width="0dp"
                        android:layout_height="20dp"
                        android:layout_marginHorizontal="8dp"
                        android:layout_marginTop="4dp"
                        app:layout_constraintEnd_toStartOf="@+id/percentageCircle"
                        app:layout_constraintStart_toStartOf="parent"
                        app:layout_constraintTop_toBottomOf="@+id/percentage"
                        android:visibility="invisible"
                        tools:visibility="visible" />

                    <com.google.android.flexbox.FlexboxLayout
                        android:id="@+id/previewContainer"
                        android:layout_width="0dp"
                        android:layout_height="wrap_content"
                        android:layout_margin="8dp"
                        android:orientation="horizontal"
                        app:flexWrap="wrap"
                        app:layout_constraintEnd_toStartOf="@+id/percentageCircle"
                        app:layout_constraintStart_toStartOf="parent"
                        app:layout_constraintTop_toBottomOf="@+id/attendanceBar">

                        <LinearLayout
                            android:layout_width="wrap_content"
                            android:layout_height="wrap_content"
                            android:paddingBottom="8dp">

                            <pl.szczodrzynski.edziennik.ui.modules.attendance.AttendanceView
                                android:layout_width="wrap_content"
                                android:layout_height="wrap_content"
                                tools:background="@drawable/bg_rounded_4dp"
                                tools:backgroundTint="#43a047"
                                tools:layout_marginEnd="5dp"
                                tools:layout_marginRight="5dp"
                                tools:paddingHorizontal="5dp"
                                tools:singleLine="true"
                                tools:text="w"
                                tools:textSize="14sp" />

                            <TextView
                                android:layout_width="wrap_content"
                                android:layout_height="wrap_content"
                                tools:layout_marginEnd="5dp"
                                tools:layout_marginRight="5dp"
                                tools:text="6,8%" />
                        </LinearLayout>
                    </com.google.android.flexbox.FlexboxLayout>
                </androidx.constraintlayout.widget.ConstraintLayout>

                <ProgressBar
                    android:id="@+id/progressBar"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:layout_gravity="center"
                    android:layout_marginVertical="64dp"
                    tools:visibility="gone" />

                <androidx.appcompat.widget.AppCompatTextView
                    android:id="@+id/noData"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:layout_gravity="center"
                    android:drawablePadding="16dp"
                    android:fontFamily="sans-serif-light"
                    android:text="@string/attendances_no_data"
                    android:textSize="24sp"
                    android:visibility="gone"
                    app:drawableTopCompat="@drawable/ic_no_grades"
                    tools:visibility="visible" />

                <androidx.recyclerview.widget.RecyclerView
                    android:id="@+id/list"
                    android:layout_width="match_parent"
                    android:layout_height="wrap_content"
                    android:visibility="gone"
                    tools:listitem="@layout/attendance_item_attendance"
                    tools:visibility="visible" />
            </LinearLayout>
        </androidx.core.widget.NestedScrollView>
    </LinearLayout>
</layout>