TUGAS 8 - Pemrograman Perangkat Bergerak

   Nama   : Theresia Nawangsih

  NRP       : 5025201144
  Kelas    : PPB - I

Membuat Image Scroll

Pada pertemuan kali ini, kelas kami diminta untuk membuat project "Membuat Image Scroll dengan menggunakan Desain Material"

Pertama, kita download terlebih dahulu pada Github Disini, pilihlah 'HTTPS' dan download ZIP nya 

Kemudian ektstrak file tersebut dan dibuka pada andorid studio dan menuju halaman 'open' kemudian pilihlah file yang sudah didownload

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

Source Code

MainActivity.kt

package com.example.affirmations
import android.os.Bundle
import androidx.activity.ComponentActivity
import androidx.activity.compose.setContent
import androidx.compose.foundation.Image
import androidx.compose.foundation.layout.Column
import androidx.compose.foundation.layout.fillMaxSize
import androidx.compose.foundation.layout.fillMaxWidth
import androidx.compose.foundation.layout.height
import androidx.compose.foundation.layout.padding
import androidx.compose.foundation.lazy.LazyColumn
import androidx.compose.foundation.lazy.items
import androidx.compose.material3.Card
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.layout.ContentScale
import androidx.compose.ui.platform.LocalContext
import androidx.compose.ui.res.painterResource
import androidx.compose.ui.res.stringResource
import androidx.compose.ui.tooling.preview.Preview
import androidx.compose.ui.unit.dp
import com.example.affirmations.data.Datasource
import com.example.affirmations.model.Affirmation
import com.example.affirmations.ui.theme.AffirmationsTheme

class MainActivity : ComponentActivity() {
    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContent {
            AffirmationsTheme {
                Surface(
                    modifier = Modifier.fillMaxSize(),
                    color = MaterialTheme.colorScheme.background
                ) {
                    AffirmationsApp()
                }
            }
        }
    }
}

@Composable
fun AffirmationsApp() {
    AffirmationList(
        affirmationList = Datasource().loadAffirmations(),
    )
}

@Composable
fun AffirmationList(affirmationList: List<Affirmation>, modifier: Modifier = Modifier) {
    LazyColumn(modifier = modifier) {
        items(affirmationList) { affirmation ->
            AffirmationCard(
                affirmation = affirmation,
                modifier = Modifier.padding(8.dp)
            )
        }
    }
}

@Composable
fun AffirmationCard(affirmation: Affirmation, modifier: Modifier = Modifier) {
    Card(modifier = modifier) {
        Column {
            Image(
                painter = painterResource(affirmation.imageResourceId),
                contentDescription = stringResource(affirmation.stringResourceId),
                modifier = Modifier
                    .fillMaxWidth()
                    .height(194.dp),
                contentScale = ContentScale.Crop
            )
            Text(
                text = LocalContext.current.getString(affirmation.stringResourceId),
                modifier = Modifier.padding(16.dp),
                style = MaterialTheme.typography.headlineSmall
            )
        }
    }
}

@Preview
@Composable
private fun AffirmationCardPreview() {
    AffirmationCard(Affirmation(R.string.affirmation1, R.drawable.image1))
}

Affirmation.kt

package com.example.affirmations.model
import androidx.annotation.DrawableRes
import androidx.annotation.StringRes

data class Affirmation(
    @StringRes val stringResourceId: Int,
    @DrawableRes val imageResourceId: Int
)

DataSource.kt

/*
 * Copyright (C) 2023 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.example.affirmations.data

import com.example.affirmations.R
import com.example.affirmations.model.Affirmation

/**
 * [Datasource] generates a list of [Affirmation]
 */
class Datasource() {
    fun loadAffirmations(): List<Affirmation> {
        return listOf<Affirmation>(
            Affirmation(R.string.affirmation1, R.drawable.image1),
            Affirmation(R.string.affirmation2, R.drawable.image2),
            Affirmation(R.string.affirmation3, R.drawable.image3),
            Affirmation(R.string.affirmation4, R.drawable.image4),
            Affirmation(R.string.affirmation5, R.drawable.image5),
            Affirmation(R.string.affirmation6, R.drawable.image6),
            Affirmation(R.string.affirmation7, R.drawable.image7),
            Affirmation(R.string.affirmation8, R.drawable.image8),
            Affirmation(R.string.affirmation9, R.drawable.image9),
            Affirmation(R.string.affirmation10, R.drawable.image10))
    }
}