Tugas 3 - Pemrograman Perangkat Bergerak

Nama   : Theresia Nawangsih
NRP       : 5025201144
Kelas    : PPB - I

Mengenal Composable

Pada pertemuan kali ini, kelas kami diminta untuk membuat project " Happy Birthday"

Pertama, pilih new project lalu memilih 'Empty Activity'

Lalu yang terakhir, sesuaikan code dengan kebutuhan. Jika saya seperti gambar dibawah ini

Source Code

package com.example.happybirthday

import android.os.Bundle
import androidx.activity.ComponentActivity
import androidx.activity.compose.setContent
import androidx.compose.foundation.layout.Arrangement
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.unit.sp
import com.example.happybirthday.ui.theme.HappyBirthdayTheme
import androidx.compose.foundation.layout.Column
import androidx.compose.foundation.layout.padding
import androidx.compose.ui.Alignment
import androidx.compose.ui.text.style.TextAlign
import androidx.compose.ui.unit.dp
import androidx.compose.ui.graphics.Color


class MainActivity : ComponentActivity() {
    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContent {
            HappyBirthdayTheme {
                // A surface container using the 'background' color from the theme
                Surface(
                    modifier = Modifier.fillMaxSize(),
                    color = MaterialTheme.colorScheme.background
                ) {
                    GreetingText(
                        message = "Happy Birthday Chelll!",
                        note = "28/04/2024",
                        from = "From Theresianwg",
                        modifier = Modifier.padding(8.dp)
                    )
                }
            }
        }
    }
}

@Composable
fun GreetingText(message: String, note: String, from: String, modifier: Modifier = Modifier) {
    Column(
        verticalArrangement = Arrangement.Center,
        modifier = modifier.padding(8.dp)
    ) {
        Text(
            text = message,
            fontSize = 90.sp,
            lineHeight = 116.sp,
            textAlign = TextAlign.Center,
            color = Color(0xFFFFA500) // Orange color
        )

        Text(
            text = note,
            fontSize = 30.sp,
            textAlign = TextAlign.Center,
            modifier = Modifier
                .padding(16.dp)
                .align(alignment = Alignment.End)
        )
        Text(
            text = from,
            fontSize = 36.sp,
            modifier = Modifier
                .padding(20.dp)
                .align(alignment = Alignment.End)
        )
    }
}

@Preview(showBackground = true)
@Composable
fun BirthdayCardPreview() {
    HappyBirthdayTheme {
        GreetingText(message = "Happy Birthday Chelll!", note= "28/04!", from = "From Theresianwg")
    }
}