VivieZuliani/BilanganFibonacci_4

BilanganFibonacci_4

Nama : Vivie Zuliani Erikasari

NIM : 312210475

Kelas : TI.22.A5

Mata Kuliah : Pemrograman Mobile 1

Dosen Pengampu : Donny Maulana, S.Kom, M.M.S.I.

Tugas Ujian Tengah Semester (Oktober 2023)

SCRIPT

Java

• MainActivity.java

package com.example.fibonacci04;

import androidx.appcompat.app.AlertDialog;
import androidx.appcompat.app.AppCompatActivity;

import android.content.DialogInterface;
import android.graphics.Color;
import android.os.Bundle;
import android.view.View;
import android.widget.EditText;
import android.widget.TextView;
import android.text.InputType;

public class MainActivity extends AppCompatActivity {
    private TextView show_count;
    private int count = 1;
    private long fibNMinus1 = 1;
    private long fibNMinus2 = 0;
    private int limit = -1;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        show_count = findViewById(R.id.show_count);
    }

    public void countUp(View view) {
        if (count == 0) {
            show_count.setText("1");
        }
        else if (count == 1) {
            show_count.setText("1");
        }
        else {
             if (limit != -1 && count > limit){
                count = 1;
                fibNMinus1 = 0;
                fibNMinus2 = 1;
                show_count.setText(R.string.count_initial_value);
            }
            else {
                long fibCurrent = fibNMinus1 + fibNMinus2;
                fibNMinus2 = fibNMinus1;
                fibNMinus1 = fibCurrent;

                int colorResId = R.color.orange;
                switch (count % 11) {
                    case 1:
                        colorResId = R.color.orange;
                        break;
                    case 2:
                        colorResId = R.color.hijaumuda;
                        break;
                    case 3:
                        colorResId = R.color.birumuda;
                        break;
                    case 4:
                        colorResId = R.color.kuning;
                        break;
                    case 5:
                        colorResId = R.color.purple;
                        break;
                    case 6:
                        colorResId = R.color.salem;
                        break;
                    case 7:
                        colorResId = R.color.cream;
                        break;
                    case 8:
                        colorResId = R.color.biru;
                        break;
                    case 9:
                        colorResId = R.color.pink;
                        break;
                    case 10:
                        colorResId = R.color.hijau;
                    case 11:
                        colorResId = R.color.colorAccent;
                        break;
                }
                show_count.setTextColor(getResources().getColor(colorResId));
                show_count.setText(String.valueOf(fibCurrent));
                show_count.setBackgroundColor(Color.DKGRAY);
            }
        }

        count++;
    }

        public void Reset (View view) {
            count = 1;
            fibNMinus1 = 1;
            fibNMinus2 = 0;
        show_count.setText(getString(R.string.count_initial_value));
    }
        public void setLimit (View view){
            AlertDialog.Builder builder = new AlertDialog.Builder(this);
            builder.setTitle("Set Limit");

            final EditText input = new EditText(this);
            input.setInputType(android.text.InputType.TYPE_CLASS_NUMBER);
            builder.setView(input);

            builder.setPositiveButton("OK", new DialogInterface.OnClickListener() {
                @Override
                public void onClick(DialogInterface dialog, int which) {
                    String limitStr = input.getText().toString();
                    limit = Integer.parseInt(limitStr);
                }
            });

            builder.setNegativeButton("Cancel", new DialogInterface.OnClickListener() {
                @Override
                public void onClick(DialogInterface dialog, int which) {
                    dialog.cancel();
                }
            });

            builder.show();
        }
    }

Layout

• activity_main.xml

<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout 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"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context=".MainActivity">

    <TextView
        android:id="@+id/show_count"
        android:layout_width="435dp"
        android:layout_height="652dp"
        android:background="#FFFF00"
        android:gravity="center_vertical"
        android:text="0"
        android:textAlignment="center"
        android:textColor="@color/colorPrimary"
        android:textSize="120sp"
        android:textStyle="bold"
        app:layout_constraintBottom_toTopOf="@id/button2"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toBottomOf="@id/button_toast"
        app:layout_constraintVertical_bias="0.26" />

    <Button
        android:id="@+id/button_toast"
        android:layout_width="225dp"
        android:layout_height="100dp"
        android:background="@color/colorPrimary"
        android:onClick="setLimit"
        android:text="NumMax"
        android:textAlignment="center"
        android:textColor="@color/white"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintHorizontal_bias="1.0"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent" />

    <Button
        android:id="@+id/button"
        android:layout_width="192dp"
        android:layout_height="100dp"
        android:background="@color/colorPrimary"
        android:text="Toast"
        android:textColor="@color/white"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintHorizontal_bias="0.0"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent"
        tools:ignore="MissingConstraints" />

    <Button
        android:id="@+id/button2"
        android:layout_width="218dp"
        android:layout_height="100dp"
        android:background="@color/colorPrimary"
        android:onClick="countUp"
        android:text="@string/button_label_count"
        android:textColor="@color/white"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintHorizontal_bias="1.0"
        app:layout_constraintStart_toStartOf="parent" />

    <Button
        android:id="@+id/back"
        android:layout_width="199dp"
        android:layout_height="100dp"
        android:background="@color/colorPrimary"
        android:onClick="Back"
        android:text="@string/back"
        android:textColor="@color/white"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintHorizontal_bias="0.0"
        app:layout_constraintStart_toStartOf="parent"
        tools:ignore=",Rtlcompat"/>

</androidx.constraintlayout.widget.ConstraintLayout>

Values

• string.xml

<resources>
    <string name="app_name">Toast</string>
    <string name="button_label_toast">Toast</string>
    <string name="button_label_count">Count</string>
    <string name="count_initial_value">0</string>
    <string name="toast_message">Hello</string>
    <string name="back">Exit</string>
</resources>

• colors.xml

<?xml version="1.0" encoding="utf-8"?>
<resources>
    <color name="black">#FF000000</color>
    <color name="white">#FFFFFFFF</color>
    <color name="blue">#3700B3</color>
    <color name="pink">#FFC0CB</color>
    <color name="colorPrimary">#3F5185</color>
    <color name="colorPrimaryDark">#303F9F</color>
    <color name="colorAccent">#FF4081</color>
    <color name="birumuda">#ABCBFA</color>
    <color name="hijau">#92A676</color>
    <color name="biru">#8FC2EA</color>
    <color name="hijaumuda">#C2E69C</color>
    <color name="kuning">#FFEB3B</color>
    <color name="orange">#FF9800</color>
    <color name="cream">#E6C18A</color>
    <color name="salem">#F8C6E6</color>
    <color name="purple">#E3A2ED</color>
</resources>

Tampilan Android Studio

Hasil Run

Fibonacci.4.mp4