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feat(Image): Add configurator (#1355)
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...rc/main/kotlin/com/adevinta/spark/catalog/configurator/samples/image/ImageConfigurator.kt
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| /* | ||
| * Copyright (c) 2023 Adevinta | ||
| * | ||
| * Permission is hereby granted, free of charge, to any person obtaining a copy | ||
| * of this software and associated documentation files (the "Software"), to deal | ||
| * in the Software without restriction, including without limitation the rights | ||
| * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | ||
| * copies of the Software, and to permit persons to whom the Software is | ||
| * furnished to do so, subject to the following conditions: | ||
| * | ||
| * The above copyright notice and this permission notice shall be included in all | ||
| * copies or substantial portions of the Software. | ||
| * | ||
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | ||
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | ||
| * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | ||
| * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | ||
| * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | ||
| * SOFTWARE. | ||
| */ | ||
| package com.adevinta.spark.catalog.configurator.samples.image | ||
|
|
||
| import android.graphics.drawable.Drawable | ||
| import androidx.appcompat.content.res.AppCompatResources.getDrawable | ||
| import androidx.compose.animation.AnimatedVisibility | ||
| import androidx.compose.animation.animateContentSize | ||
| import androidx.compose.foundation.layout.Arrangement | ||
| import androidx.compose.foundation.layout.ColumnScope | ||
| import androidx.compose.foundation.layout.ExperimentalLayoutApi | ||
| import androidx.compose.foundation.layout.FlowRow | ||
| import androidx.compose.foundation.layout.aspectRatio | ||
| import androidx.compose.foundation.layout.fillMaxWidth | ||
| import androidx.compose.foundation.layout.widthIn | ||
| import androidx.compose.foundation.text.KeyboardOptions | ||
| import androidx.compose.material3.windowsizeclass.WindowWidthSizeClass | ||
| import androidx.compose.runtime.Composable | ||
| import androidx.compose.runtime.getValue | ||
| import androidx.compose.runtime.mutableStateOf | ||
| import androidx.compose.runtime.remember | ||
| import androidx.compose.runtime.rememberUpdatedState | ||
| import androidx.compose.runtime.setValue | ||
| import androidx.compose.ui.Alignment | ||
| import androidx.compose.ui.Modifier | ||
| import androidx.compose.ui.draw.clip | ||
| import androidx.compose.ui.graphics.Shape | ||
| import androidx.compose.ui.graphics.painter.Painter | ||
| import androidx.compose.ui.platform.LocalContext | ||
| import androidx.compose.ui.text.input.KeyboardType | ||
| import androidx.compose.ui.tooling.preview.Preview | ||
| import androidx.compose.ui.unit.dp | ||
| import androidx.graphics.shapes.CornerRounding | ||
| import androidx.graphics.shapes.RoundedPolygon | ||
| import androidx.graphics.shapes.star | ||
| import coil.compose.AsyncImagePainter | ||
| import coil.decode.DataSource | ||
| import coil.request.ErrorResult | ||
| import coil.request.ImageRequest | ||
| import coil.request.SuccessResult | ||
| import com.adevinta.spark.SparkTheme | ||
| import com.adevinta.spark.catalog.R | ||
| import com.adevinta.spark.catalog.model.Configurator | ||
| import com.adevinta.spark.catalog.ui.ButtonGroup | ||
| import com.adevinta.spark.catalog.ui.RoundedPolygonShape | ||
| import com.adevinta.spark.catalog.util.PreviewTheme | ||
| import com.adevinta.spark.catalog.util.SampleSourceUrl | ||
| import com.adevinta.spark.components.image.SparkImage | ||
| import com.adevinta.spark.components.menu.DropdownMenuItem | ||
| import com.adevinta.spark.components.text.Text | ||
| import com.adevinta.spark.components.textfields.Dropdown | ||
| import com.adevinta.spark.components.textfields.TextField | ||
| import com.adevinta.spark.tokens.LocalWindowSizeClass | ||
| import com.google.accompanist.drawablepainter.rememberDrawablePainter | ||
|
|
||
| public val ImageConfigurator: Configurator = Configurator( | ||
| name = "Image", | ||
| description = "Image configuration", | ||
| sourceUrl = "$SampleSourceUrl/ImageSample.kt", | ||
| ) { | ||
| ImageSample() | ||
| } | ||
|
|
||
| @OptIn(ExperimentalLayoutApi::class) | ||
| @Composable | ||
| private fun ColumnScope.ImageSample() { | ||
| var state by remember { mutableStateOf(ImageState.Loading) } | ||
| var width by remember { mutableStateOf<Int?>(1) } | ||
| var height by remember { mutableStateOf<Int?>(1) } | ||
| var aspectRatio by remember { mutableStateOf(ImageAspectRatio.Custom) } | ||
| var imageShape by remember { mutableStateOf(ImageShape.Wavy) } | ||
| val drawable = getDrawable(LocalContext.current, R.drawable.notifications)!! | ||
| val painter = rememberDrawablePainter(drawable) | ||
| val imageRequest = ImageRequest.Builder(LocalContext.current) | ||
| .crossfade(true) | ||
| .data(state.ordinal) | ||
| .build() | ||
|
|
||
| val transform by rememberUpdatedState { _: AsyncImagePainter.State -> | ||
| state.transformation( | ||
| painter, | ||
| drawable, | ||
| imageRequest, | ||
| ) | ||
| } | ||
| val imageMaxWidth = when (LocalWindowSizeClass.current.widthSizeClass) { | ||
| WindowWidthSizeClass.Expanded -> 300.dp | ||
| WindowWidthSizeClass.Medium -> 200.dp | ||
| else -> 100.dp | ||
| } | ||
| SparkImage( | ||
| model = state.ordinal, | ||
| contentDescription = null, | ||
| modifier = Modifier | ||
| .widthIn(max = imageMaxWidth) | ||
| .aspectRatio( | ||
| ratio = if (aspectRatio == ImageAspectRatio.Custom) { | ||
| (width?.toFloat() ?: 1f) / (height?.toFloat() ?: 1f) | ||
| } else { | ||
| aspectRatio.ratio | ||
| }, | ||
| matchHeightConstraintsFirst = true, | ||
| ) | ||
| .align(Alignment.CenterHorizontally) | ||
| .clip(imageShape.shape) | ||
| .animateContentSize(), | ||
| transform = transform, | ||
| ) | ||
|
|
||
| ButtonGroup( | ||
| title = "States", | ||
| selectedOption = state, | ||
| onOptionSelect = { state = it }, | ||
| ) | ||
| var expanded by remember { mutableStateOf(false) } | ||
| Dropdown( | ||
| modifier = Modifier.fillMaxWidth(), | ||
| value = imageShape.name, | ||
| label = "Shapes", | ||
| expanded = expanded, | ||
| onExpandedChange = { | ||
| expanded = !expanded | ||
| }, | ||
| onDismissRequest = { | ||
| expanded = false | ||
| }, | ||
| dropdownContent = { | ||
| ImageShape.entries.forEach { | ||
| DropdownMenuItem( | ||
| text = { Text(it.name) }, | ||
| onClick = { | ||
| imageShape = it | ||
| expanded = false | ||
| }, | ||
| ) | ||
| } | ||
| }, | ||
| ) | ||
|
|
||
| ButtonGroup( | ||
| title = "Aspect Ratio", | ||
| selectedOption = aspectRatio.label, | ||
| options = ImageAspectRatio.entries.map(ImageAspectRatio::label), | ||
| onOptionSelect = { option -> | ||
| aspectRatio = ImageAspectRatio.entries.firstOrNull { | ||
| option == it.label | ||
| } ?: aspectRatio | ||
| }, | ||
| ) | ||
|
|
||
| AnimatedVisibility(aspectRatio == ImageAspectRatio.Custom) { | ||
| FlowRow( | ||
| modifier = Modifier.fillMaxWidth(), | ||
| maxItemsInEachRow = 2, | ||
| horizontalArrangement = Arrangement.spacedBy(8.dp), | ||
| verticalArrangement = Arrangement.spacedBy(8.dp), | ||
| ) { | ||
| TextField( | ||
| value = width?.toString().orEmpty(), | ||
| label = "Width", | ||
| onValueChange = { | ||
| width = it.toIntOrNull() | ||
| }, | ||
| modifier = Modifier.weight(1f), | ||
| keyboardOptions = KeyboardOptions(keyboardType = KeyboardType.Number), | ||
| ) | ||
| TextField( | ||
| value = height?.toString().orEmpty(), | ||
| label = "Height", | ||
| onValueChange = { | ||
| height = it.toIntOrNull() | ||
| }, | ||
| modifier = Modifier.weight(1f), | ||
| keyboardOptions = KeyboardOptions(keyboardType = KeyboardType.Number), | ||
| ) | ||
| } | ||
| } | ||
| } | ||
|
|
||
| private enum class ImageState { | ||
| Loading { | ||
| override fun transformation( | ||
| painter: Painter, | ||
| drawable: Drawable, | ||
| imageRequest: ImageRequest, | ||
| ): AsyncImagePainter.State = AsyncImagePainter.State.Loading(painter) | ||
| }, | ||
| Empty { | ||
| override fun transformation( | ||
| painter: Painter, | ||
| drawable: Drawable, | ||
| imageRequest: ImageRequest, | ||
| ): AsyncImagePainter.State = AsyncImagePainter.State.Empty | ||
| }, | ||
| Error { | ||
| override fun transformation( | ||
| painter: Painter, | ||
| drawable: Drawable, | ||
| imageRequest: ImageRequest, | ||
| ): AsyncImagePainter.State = AsyncImagePainter.State.Error( | ||
| painter, | ||
| ErrorResult(null, imageRequest, Throwable("")), | ||
| ) | ||
| }, | ||
| Success { | ||
| override fun transformation( | ||
| painter: Painter, | ||
| drawable: Drawable, | ||
| imageRequest: ImageRequest, | ||
| ): AsyncImagePainter.State = AsyncImagePainter.State.Success( | ||
| painter, | ||
| SuccessResult(drawable, imageRequest, DataSource.DISK), | ||
| ) | ||
| }, ; | ||
|
|
||
| abstract fun transformation( | ||
| painter: Painter, | ||
| drawable: Drawable, | ||
| imageRequest: ImageRequest, | ||
| ): AsyncImagePainter.State | ||
| } | ||
|
|
||
| private enum class ImageShape { | ||
| None { | ||
| override val shape: Shape | ||
| @Composable | ||
| get() = SparkTheme.shapes.none | ||
| }, | ||
| Small { | ||
| override val shape: Shape | ||
| @Composable | ||
| get() = SparkTheme.shapes.small | ||
| }, | ||
| Medium { | ||
| override val shape: Shape | ||
| @Composable | ||
| get() = SparkTheme.shapes.medium | ||
| }, | ||
| Large { | ||
| override val shape: Shape | ||
| @Composable | ||
| get() = SparkTheme.shapes.large | ||
| }, | ||
| ExtraLarge { | ||
| override val shape: Shape | ||
| @Composable | ||
| get() = SparkTheme.shapes.extraLarge | ||
| }, | ||
| Full { | ||
| override val shape: Shape | ||
| @Composable | ||
| get() = SparkTheme.shapes.full | ||
| }, | ||
| Hexagon { | ||
| override val shape: Shape | ||
| @Composable | ||
| get() = RoundedPolygonShape( | ||
| polygon = RoundedPolygon( | ||
| numVertices = 6, | ||
| rounding = CornerRounding(0.2f), | ||
| ), | ||
| ) | ||
| }, | ||
| Wavy { | ||
| override val shape: Shape | ||
| @Composable | ||
| get() = RoundedPolygonShape( | ||
| polygon = RoundedPolygon.star( | ||
| numVerticesPerRadius = 9, | ||
| innerRadius = 0.65f, | ||
| rounding = CornerRounding(2f), | ||
| ), | ||
| ) | ||
| }, ; | ||
|
|
||
| @get:Composable | ||
| abstract val shape: Shape | ||
| } | ||
|
|
||
| private enum class ImageAspectRatio(val label: String, val ratio: Float) { | ||
| Custom( | ||
| label = "Custom", | ||
| ratio = 1f, | ||
| ), | ||
| Square( | ||
| label = "1:1", | ||
| ratio = 1f, | ||
| ), | ||
| OldTV( | ||
| label = "4:3", | ||
| ratio = 4 / 3f, | ||
| ), | ||
| Screen( | ||
| label = "16:9", | ||
| ratio = 16 / 9f, | ||
| ), | ||
| } | ||
|
|
||
| @Preview | ||
| @Composable | ||
| private fun ImageSamplePreview() { | ||
| PreviewTheme { ImageSample() } | ||
| } |
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