Tugas 12 PPB

🐶 Aplikasi Woof

Nama: Revy Pramana

NRP: 5025221252

Deskripsi: Woof adalah aplikasi Android sederhana yang menampilkan daftar anjing lucu lengkap dengan nama, usia, dan gambar mereka. Aplikasi ini menggunakan Jetpack Compose dan Material 3 untuk membangun antarmuka yang bersih dan responsif.

🧑‍💻 Cuplikan Kode

MainActivity.kt


package com.example.woof

import android.os.Bundle
import androidx.activity.ComponentActivity
import androidx.activity.compose.setContent
import androidx.annotation.DrawableRes
import androidx.annotation.StringRes
import androidx.compose.foundation.Image
import androidx.compose.foundation.layout.Column
import androidx.compose.foundation.layout.Row
import androidx.compose.foundation.layout.fillMaxSize
import androidx.compose.foundation.layout.fillMaxWidth
import androidx.compose.foundation.layout.padding
import androidx.compose.foundation.layout.size
import androidx.compose.foundation.lazy.LazyColumn
import androidx.compose.foundation.lazy.items
import androidx.compose.material3.Card
import androidx.compose.material3.Surface
import androidx.compose.material3.Text
import androidx.compose.runtime.Composable
import androidx.compose.material3.Scaffold
import androidx.compose.ui.layout.ContentScale
import androidx.compose.material3.MaterialTheme
import androidx.compose.ui.Modifier
import androidx.compose.ui.draw.clip
import androidx.compose.ui.res.dimensionResource
import androidx.compose.ui.res.painterResource
import androidx.compose.ui.res.stringResource
import androidx.compose.ui.tooling.preview.Preview
import com.example.woof.data.Dog
import com.example.woof.data.dogs
import androidx.compose.material3.CenterAlignedTopAppBar
import androidx.compose.material3.ExperimentalMaterial3Api
import androidx.compose.ui.Alignment
import com.example.woof.ui.theme.WoofTheme

class MainActivity : ComponentActivity() {
    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContent {
            WoofTheme {
                // A surface container using the 'background' color from the theme
                Surface(
                    modifier = Modifier.fillMaxSize()
                ) {
                    WoofApp()
                }
            }
        }
    }
}

/**
 * Composable that displays an app bar and a list of dogs.
 */
@Composable
fun WoofApp() {
    Scaffold(
        topBar = {
            WoofTopAppBar()
        }
    ) { it ->
        LazyColumn(contentPadding = it) {
            items(dogs) {
                DogItem(
                    dog = it,
                    modifier = Modifier.padding(dimensionResource(R.dimen.padding_small))
                )
            }
        }
    }
}

/**
 * Composable that displays a list item containing a dog icon and their information.
 *
 * @param dog contains the data that populates the list item
 * @param modifier modifiers to set to this composable
 */
@Composable
fun DogItem(
    dog: Dog,
    modifier: Modifier = Modifier
) {
    Card(modifier = modifier) {
        Row(
            modifier = modifier
                .fillMaxWidth()
                .padding(dimensionResource(id = R.dimen.padding_small))
        ) {
            DogIcon(dog.imageResourceId)
            DogInformation(dog.name, dog.age)
        }
    }
}

/**
 * Composable that displays a photo of a dog.
 *
 * @param dogIcon is the resource ID for the image of the dog
 * @param modifier modifiers to set to this composable
 */
@Composable
fun DogIcon(
    @DrawableRes dogIcon: Int,
    modifier: Modifier = Modifier
) {
    Image(
        modifier = modifier
            .size(dimensionResource(R.dimen.image_size))
            .padding(dimensionResource(R.dimen.padding_small))
            .clip(MaterialTheme.shapes.small),

        contentScale = ContentScale.Crop,
        painter = painterResource(dogIcon),

        // Content Description is not needed here - image is decorative, and setting a null content
        // description allows accessibility services to skip this element during navigation.

        contentDescription = null
    )
}

/**
 * Composable that displays a dog's name and age.
 *
 * @param dogName is the resource ID for the string of the dog's name
 * @param dogAge is the Int that represents the dog's age
 * @param modifier modifiers to set to this composable
 */
@Composable
fun DogInformation(
    @StringRes dogName: Int,
    dogAge: Int,
    modifier: Modifier = Modifier
) {
    Column(modifier = modifier) {
        Text(
            text = stringResource(dogName),
            style = MaterialTheme.typography.displayMedium,
            modifier = Modifier.padding(top = dimensionResource(id = R.dimen.padding_small))
        )
        Text(
            text = stringResource(R.string.years_old, dogAge),
            style = MaterialTheme.typography.bodyLarge
        )
    }
}

/**
 * Composable that displays what the UI of the app looks like in light theme in the design tab.
 */
@Preview
@Composable
fun WoofPreview() {
    WoofTheme(darkTheme = false) {

        WoofApp()
    }
}

@Preview
@Composable
fun WoofDarkThemePreview() {
    WoofTheme(darkTheme = true) {
        WoofApp()
    }
}

@OptIn(ExperimentalMaterial3Api::class)
@Composable
fun WoofTopAppBar(modifier: Modifier = Modifier) {
    CenterAlignedTopAppBar(
        title = {
            Row(
                verticalAlignment = Alignment.CenterVertically
            ) {
                Image(
                    modifier = Modifier
                        .size(dimensionResource(id = R.dimen.image_size))
                        .padding(dimensionResource(id = R.dimen.padding_small)),
                    painter = painterResource(R.drawable.ic_woof_logo),

                    contentDescription = null
                )
                Text(
                    text = stringResource(R.string.app_name),
                    style = MaterialTheme.typography.displayLarge
                )
            }
        },
        modifier = modifier
    )
}

Type.kt


package com.example.woof.ui.theme

import androidx.compose.material3.Typography
import androidx.compose.ui.text.font.Font
import androidx.compose.ui.text.font.FontFamily
import com.example.woof.R
import androidx.compose.ui.text.font.FontWeight
import androidx.compose.ui.text.TextStyle
import androidx.compose.ui.unit.sp

val AbrilFatface = FontFamily(
    Font(R.font.abril_fatface_regular)
)

val Montserrat = FontFamily(
    Font(R.font.montserrat_regular),
    Font(R.font.montserrat_bold, FontWeight.Bold)
)
val Typography = Typography(
    displayLarge = TextStyle(
        fontFamily = AbrilFatface,
        fontWeight = FontWeight.Normal,
        fontSize = 36.sp
    ),
    displayMedium = TextStyle(
        fontFamily = Montserrat,
        fontWeight = FontWeight.Bold,
        fontSize = 20.sp
    ),
    labelSmall = TextStyle(
        fontFamily = Montserrat,
        fontWeight = FontWeight.Bold,
        fontSize = 14.sp
    ),
    bodyLarge = TextStyle(
        fontFamily = Montserrat,
        fontWeight = FontWeight.Normal,
        fontSize = 14.sp
    )
)

Theme.kt


package com.example.woof.ui.theme

import androidx.compose.ui.graphics.Color

val md_theme_light_primary = Color(0xFF006C4C)
val md_theme_light_onPrimary = Color(0xFFFFFFFF)
val md_theme_light_primaryContainer = Color(0xFF89F8C7)
val md_theme_light_onPrimaryContainer = Color(0xFF002114)
val md_theme_light_secondary = Color(0xFF4D6357)
val md_theme_light_onSecondary = Color(0xFFFFFFFF)
val md_theme_light_secondaryContainer = Color(0xFFCFE9D9)
val md_theme_light_onSecondaryContainer = Color(0xFF092016)
val md_theme_light_tertiary = Color(0xFF3D6373)
val md_theme_light_onTertiary = Color(0xFFFFFFFF)
val md_theme_light_tertiaryContainer = Color(0xFFC1E8FB)
val md_theme_light_onTertiaryContainer = Color(0xFF001F29)
val md_theme_light_error = Color(0xFFBA1A1A)
val md_theme_light_errorContainer = Color(0xFFFFDAD6)
val md_theme_light_onError = Color(0xFFFFFFFF)
val md_theme_light_onErrorContainer = Color(0xFF410002)
val md_theme_light_background = Color(0xFFFBFDF9)
val md_theme_light_onBackground = Color(0xFF191C1A)
val md_theme_light_surface = Color(0xFFFBFDF9)
val md_theme_light_onSurface = Color(0xFF191C1A)
val md_theme_light_surfaceVariant = Color(0xFFDBE5DD)
val md_theme_light_onSurfaceVariant = Color(0xFF404943)
val md_theme_light_outline = Color(0xFF707973)
val md_theme_light_inverseOnSurface = Color(0xFFEFF1ED)
val md_theme_light_inverseSurface = Color(0xFF2E312F)
val md_theme_light_inversePrimary = Color(0xFF6CDBAC)
val md_theme_light_shadow = Color(0xFF000000)
val md_theme_light_surfaceTint = Color(0xFF006C4C)
val md_theme_light_outlineVariant = Color(0xFFBFC9C2)
val md_theme_light_scrim = Color(0xFF000000)

val md_theme_dark_primary = Color(0xFF6CDBAC)
val md_theme_dark_onPrimary = Color(0xFF003826)
val md_theme_dark_primaryContainer = Color(0xFF005138)
val md_theme_dark_onPrimaryContainer = Color(0xFF89F8C7)
val md_theme_dark_secondary = Color(0xFFB3CCBE)
val md_theme_dark_onSecondary = Color(0xFF1F352A)
val md_theme_dark_secondaryContainer = Color(0xFF354B40)
val md_theme_dark_onSecondaryContainer = Color(0xFFCFE9D9)
val md_theme_dark_tertiary = Color(0xFFA5CCDF)
val md_theme_dark_onTertiary = Color(0xFF073543)
val md_theme_dark_tertiaryContainer = Color(0xFF244C5B)
val md_theme_dark_onTertiaryContainer = Color(0xFFC1E8FB)
val md_theme_dark_error = Color(0xFFFFB4AB)
val md_theme_dark_errorContainer = Color(0xFF93000A)
val md_theme_dark_onError = Color(0xFF690005)
val md_theme_dark_onErrorContainer = Color(0xFFFFDAD6)
val md_theme_dark_background = Color(0xFF191C1A)
val md_theme_dark_onBackground = Color(0xFFE1E3DF)
val md_theme_dark_surface = Color(0xFF191C1A)
val md_theme_dark_onSurface = Color(0xFFE1E3DF)
val md_theme_dark_surfaceVariant = Color(0xFF404943)
val md_theme_dark_onSurfaceVariant = Color(0xFFBFC9C2)
val md_theme_dark_outline = Color(0xFF8A938C)
val md_theme_dark_inverseOnSurface = Color(0xFF191C1A)
val md_theme_dark_inverseSurface = Color(0xFFE1E3DF)
val md_theme_dark_inversePrimary = Color(0xFF006C4C)
val md_theme_dark_shadow = Color(0xFF000000)
val md_theme_dark_surfaceTint = Color(0xFF6CDBAC)
val md_theme_dark_outlineVariant = Color(0xFF404943)
val md_theme_dark_scrim = Color(0xFF000000)

Shape.kt


package com.example.woof.ui.theme

import androidx.compose.foundation.shape.RoundedCornerShape
import androidx.compose.material3.Shapes
import androidx.compose.ui.unit.dp

val Shapes = Shapes(
    small = RoundedCornerShape(50.dp),
    medium = RoundedCornerShape(bottomStart = 16.dp, topEnd = 16.dp)
)

Color.kt


package com.example.woof.ui.theme

import android.app.Activity
import android.os.Build
import android.view.View
import androidx.compose.foundation.isSystemInDarkTheme
import androidx.compose.material3.MaterialTheme
import androidx.compose.material3.darkColorScheme
import androidx.compose.material3.dynamicDarkColorScheme
import androidx.compose.material3.dynamicLightColorScheme
import androidx.compose.material3.lightColorScheme
import androidx.compose.runtime.Composable
import androidx.compose.runtime.SideEffect
import androidx.compose.ui.graphics.Color
import androidx.compose.ui.graphics.toArgb
import androidx.compose.ui.platform.LocalContext
import androidx.compose.ui.platform.LocalView
import androidx.core.view.WindowCompat

private val LightColors = lightColorScheme(
    primary = md_theme_light_primary,
    onPrimary = md_theme_light_onPrimary,
    primaryContainer = md_theme_light_primaryContainer,
    onPrimaryContainer = md_theme_light_onPrimaryContainer,
    secondary = md_theme_light_secondary,
    onSecondary = md_theme_light_onSecondary,
    secondaryContainer = md_theme_light_secondaryContainer,
    onSecondaryContainer = md_theme_light_onSecondaryContainer,
    tertiary = md_theme_light_tertiary,
    onTertiary = md_theme_light_onTertiary,
    tertiaryContainer = md_theme_light_tertiaryContainer,
    onTertiaryContainer = md_theme_light_onTertiaryContainer,
    error = md_theme_light_error,
    errorContainer = md_theme_light_errorContainer,
    onError = md_theme_light_onError,
    onErrorContainer = md_theme_light_onErrorContainer,
    background = md_theme_light_background,
    onBackground = md_theme_light_onBackground,
    surface = md_theme_light_surface,
    onSurface = md_theme_light_onSurface,
    surfaceVariant = md_theme_light_surfaceVariant,
    onSurfaceVariant = md_theme_light_onSurfaceVariant,
    outline = md_theme_light_outline,
    inverseOnSurface = md_theme_light_inverseOnSurface,
    inverseSurface = md_theme_light_inverseSurface,
    inversePrimary = md_theme_light_inversePrimary,
    surfaceTint = md_theme_light_surfaceTint,
    outlineVariant = md_theme_light_outlineVariant,
    scrim = md_theme_light_scrim,
)


private val DarkColors = darkColorScheme(
    primary = md_theme_dark_primary,
    onPrimary = md_theme_dark_onPrimary,
    primaryContainer = md_theme_dark_primaryContainer,
    onPrimaryContainer = md_theme_dark_onPrimaryContainer,
    secondary = md_theme_dark_secondary,
    onSecondary = md_theme_dark_onSecondary,
    secondaryContainer = md_theme_dark_secondaryContainer,
    onSecondaryContainer = md_theme_dark_onSecondaryContainer,
    tertiary = md_theme_dark_tertiary,
    onTertiary = md_theme_dark_onTertiary,
    tertiaryContainer = md_theme_dark_tertiaryContainer,
    onTertiaryContainer = md_theme_dark_onTertiaryContainer,
    error = md_theme_dark_error,
    errorContainer = md_theme_dark_errorContainer,
    onError = md_theme_dark_onError,
    onErrorContainer = md_theme_dark_onErrorContainer,
    background = md_theme_dark_background,
    onBackground = md_theme_dark_onBackground,
    surface = md_theme_dark_surface,
    onSurface = md_theme_dark_onSurface,
    surfaceVariant = md_theme_dark_surfaceVariant,
    onSurfaceVariant = md_theme_dark_onSurfaceVariant,
    outline = md_theme_dark_outline,
    inverseOnSurface = md_theme_dark_inverseOnSurface,
    inverseSurface = md_theme_dark_inverseSurface,
    inversePrimary = md_theme_dark_inversePrimary,
    surfaceTint = md_theme_dark_surfaceTint,
    outlineVariant = md_theme_dark_outlineVariant,
    scrim = md_theme_dark_scrim,
)

@Composable
fun WoofTheme(
    darkTheme: Boolean = isSystemInDarkTheme(),
    dynamicColor: Boolean = false,
    content: @Composable () -> Unit
) {
    val colorScheme = when {
        dynamicColor && Build.VERSION.SDK_INT >= Build.VERSION_CODES.S -> {
            val context = LocalContext.current
            if (darkTheme) dynamicDarkColorScheme(context) else dynamicLightColorScheme(context)
        }

        darkTheme -> DarkColors
        else -> LightColors
    }
    val view = LocalView.current
    if (!view.isInEditMode) {
        SideEffect {
            setUpEdgeToEdge(view, darkTheme)
        }
    }

    MaterialTheme(
        colorScheme = colorScheme,
        shapes = Shapes,
        typography = Typography,
        content = content
    )
}

/**
 * Sets up edge-to-edge for the window of this [view]. The system icon colors are set to either
 * light or dark depending on whether the [darkTheme] is enabled or not.
 */
private fun setUpEdgeToEdge(view: View, darkTheme: Boolean) {
    val window = (view.context as Activity).window
    WindowCompat.setDecorFitsSystemWindows(window, false)
    window.statusBarColor = Color.Transparent.toArgb()
    val navigationBarColor = when {
        Build.VERSION.SDK_INT >= 29 -> Color.Transparent.toArgb()
        Build.VERSION.SDK_INT >= 26 -> Color(0xFF, 0xFF, 0xFF, 0x63).toArgb()
        // Min sdk version for this app is 24, this block is for SDK versions 24 and 25
        else -> Color(0x00, 0x00, 0x00, 0x50).toArgb()
    }
    window.navigationBarColor = navigationBarColor
    val controller = WindowCompat.getInsetsController(window, view)
    controller.isAppearanceLightStatusBars = !darkTheme
    controller.isAppearanceLightNavigationBars = !darkTheme
}

📸 Hasil Tampilan

Berikut adalah contoh tampilan saat aplikasi berjalan:

📌 Fitur Utama

📋 Menampilkan daftar anjing beserta gambar, nama, dan umur mereka.
🔄 Menggunakan LazyColumn untuk tampilan scrollable yang efisien.
🎨 Tema gelap dan terang otomatis sesuai sistem.
🧩 Modular dengan komponen terpisah seperti DogItem, DogIcon, dan DogInformation.
🧪 Preview Compose untuk tema terang dan gelap.

🔧 Catatan Teknis

Menggunakan Jetpack Compose dan Material 3 secara penuh.
Custom typography menggunakan font Abril Fatface dan Montserrat.
Custom shape dan color scheme untuk light dan dark theme di `Theme.kt`.
Data anjing disimpan dalam list dogs di package data dan ditampilkan dinamis.
stringResource dan painterResource digunakan untuk memuat data resource string dan gambar.

🔗 Link GitHub Repository

Source code aplikasi ini dapat diakses di:
https://github.com/Revprm/Repo-PPB/tree/main/WoofApp

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PPB G

Tugas 12 PPB

🐶 Aplikasi Woof

🧑‍💻 Cuplikan Kode

MainActivity.kt

Type.kt

Theme.kt

Shape.kt

Color.kt

📸 Hasil Tampilan

📌 Fitur Utama

🔧 Catatan Teknis

🔗 Link GitHub Repository

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