TUGAS 4 - Dice Roller

 

Tugas 4

Dice Roller APP

Nama    : Arya Nur Razzaq

NRP    : 5025201102

Kelas    : PPB B

Kali ini kita mendapatkan tugas untuk membuat aplikasi untuk melakukan dice roll.

1. Set up project

Buka android studio lalu pilih New Project untuk membuat project baru. Kemudian pilih Empty Activity untuk set up project

2. Source Code

package com.example.diceroller

import android.os.Bundle
import androidx.activity.ComponentActivity
import androidx.activity.compose.setContent
import androidx.compose.foundation.layout.Column
import androidx.compose.foundation.layout.fillMaxSize
import androidx.compose.material3.MaterialTheme
import androidx.compose.material3.Surface
import androidx.compose.material3.Text
import androidx.compose.runtime.Composable
import androidx.compose.ui.Modifier
import androidx.compose.ui.tooling.preview.Preview
import androidx.compose.ui.Alignment
import androidx.compose.foundation.layout.wrapContentSize
import androidx.compose.foundation.layout.fillMaxSize
import androidx.compose.material3.Button
import com.example.diceroller.R
import com.example.diceroller.ui.theme.DiceRollerTheme
import androidx.compose.ui.res.stringResource
import androidx.compose.foundation.Image
import androidx.compose.foundation.layout.Spacer
import androidx.compose.foundation.layout.height
import androidx.compose.foundation.layout.padding
import androidx.compose.ui.res.painterResource
import androidx.compose.ui.unit.dp
import androidx.compose.runtime.mutableStateOf
import androidx.compose.runtime.remember
import androidx.compose.runtime.getValue
import androidx.compose.runtime.setValue
import androidx.compose.ui.text.font.FontWeight
import androidx.compose.ui.unit.sp


class MainActivity : ComponentActivity() {
    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContent {
            DiceRollerTheme {
                DiceRollerTheme {
                    DiceRollerApp()
                }
            }
        }
    }
}

@Preview
@Composable
fun DiceRollerApp() {
    DiceWithButtonAndImage(modifier = Modifier
        .fillMaxSize()
        .wrapContentSize(Alignment.Center)
    )
}

@Composable
fun DiceWithButtonAndImage(modifier: Modifier = Modifier) {
    var result by remember { mutableStateOf(1) }
    val imageResource = when (result) {
        1 -> R.drawable.dice_1
        2 -> R.drawable.dice_2
        3 -> R.drawable.dice_3
        4 -> R.drawable.dice_4
        5 -> R.drawable.dice_5
        else -> R.drawable.dice_6
    }

    var rollResultText by remember { mutableStateOf("") }

    Column(
        modifier = modifier,
        horizontalAlignment = Alignment.CenterHorizontally
    ) {
        Image(
            painter = painterResource(id = imageResource),
            contentDescription = result.toString()
        )
        Spacer(modifier = Modifier.height(16.dp))
        if (rollResultText.isNotEmpty()) {
            Text(
                text = rollResultText,
                fontSize = 25.sp,
                modifier = Modifier.padding(vertical = 8.dp)
            )
        }
        Button(onClick = {
            result = (1..6).random()
            rollResultText = "Hasil roll dadu adalah $result"
        }) {
            Text(stringResource(R.string.roll))
        }
    }
}

3,. Tampilan App