kopia lustrzana https://github.com/vitorpamplona/amethyst
Adds an Image Carousel when there are more than 1 image in the post.
rodzic
8b81e2e279
commit
bbf33df04c
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@ -104,6 +104,8 @@ dependencies {
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implementation "androidx.lifecycle:lifecycle-runtime-ktx:$lifecycle_version"
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implementation "androidx.lifecycle:lifecycle-livedata:$lifecycle_version"
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implementation "net.engawapg.lib:zoomable:1.4.0"
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// Biometrics
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implementation "androidx.biometric:biometric-ktx:1.2.0-alpha05"
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@ -131,6 +131,20 @@ fun RichTextViewer(
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)
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}
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} else {
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val imagesForPager = mutableListOf<String>()
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content.split('\n').forEach { paragraph ->
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paragraph.split(' ').forEach { word: String ->
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// sequence of images will render in a slideview
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if (isValidURL(word)) {
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val removedParamsFromUrl = word.split("?")[0].lowercase()
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if (imageExtension.matcher(removedParamsFromUrl).matches()) {
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imagesForPager.add(word)
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}
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}
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}
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}
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// FlowRow doesn't work well with paragraphs. So we need to split them
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content.split('\n').forEach { paragraph ->
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FlowRow() {
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@ -140,17 +154,18 @@ fun RichTextViewer(
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// Explicit URL
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val lnInvoice = LnInvoiceUtil.findInvoice(word)
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val lnWithdrawal = LnWithdrawalUtil.findWithdrawal(word)
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if (lnInvoice != null) {
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InvoicePreview(lnInvoice)
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} else if (isValidURL(word)) {
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if (isValidURL(word)) {
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val removedParamsFromUrl = word.split("?")[0].lowercase()
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if (imageExtension.matcher(removedParamsFromUrl).matches()) {
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ZoomableImageView(word)
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ZoomableImageView(word, imagesForPager)
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} else if (videoExtension.matcher(removedParamsFromUrl).matches()) {
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VideoView(word)
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} else {
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UrlPreview(word, "$word ")
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}
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} else if (lnInvoice != null) {
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InvoicePreview(lnInvoice)
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} else if (lnWithdrawal != null) {
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ClickableWithdrawal(withdrawalString = lnWithdrawal)
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} else if (Patterns.EMAIL_ADDRESS.matcher(word).matches()) {
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@ -0,0 +1,104 @@
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package com.vitorpamplona.amethyst.ui.components
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import androidx.compose.foundation.background
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import androidx.compose.foundation.interaction.collectIsDraggedAsState
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import androidx.compose.foundation.layout.Box
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import androidx.compose.foundation.layout.Spacer
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import androidx.compose.foundation.layout.fillMaxWidth
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import androidx.compose.foundation.layout.padding
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import androidx.compose.foundation.layout.size
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import androidx.compose.foundation.layout.wrapContentHeight
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import androidx.compose.foundation.layout.wrapContentWidth
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import androidx.compose.foundation.lazy.LazyRow
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import androidx.compose.foundation.shape.CircleShape
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import androidx.compose.material.MaterialTheme
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import androidx.compose.material.Surface
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import androidx.compose.runtime.Composable
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import androidx.compose.runtime.getValue
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import androidx.compose.runtime.remember
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import androidx.compose.ui.Alignment
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import androidx.compose.ui.Modifier
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import androidx.compose.ui.draw.clip
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import androidx.compose.ui.graphics.Color
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import androidx.compose.ui.unit.Dp
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import androidx.compose.ui.unit.dp
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import com.google.accompanist.pager.ExperimentalPagerApi
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import com.google.accompanist.pager.HorizontalPager
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import com.google.accompanist.pager.PagerState
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@OptIn(ExperimentalPagerApi::class)
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@Composable
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fun SlidingCarousel(
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modifier: Modifier = Modifier,
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pagerState: PagerState = remember { PagerState() },
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itemsCount: Int,
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itemContent: @Composable (index: Int) -> Unit
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) {
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val isDragged by pagerState.interactionSource.collectIsDraggedAsState()
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Box(
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modifier = modifier.fillMaxWidth()
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) {
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HorizontalPager(count = itemsCount, state = pagerState) { page ->
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itemContent(page)
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}
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// you can remove the surface in case you don't want
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// the transparant bacground
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Surface(
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modifier = Modifier
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.padding(bottom = 8.dp)
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.align(Alignment.BottomCenter),
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shape = CircleShape,
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color = Color.Black.copy(alpha = 0.5f)
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) {
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DotsIndicator(
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modifier = Modifier.padding(horizontal = 8.dp, vertical = 6.dp),
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totalDots = itemsCount,
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selectedIndex = if (isDragged) pagerState.currentPage else pagerState.targetPage,
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dotSize = 8.dp
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)
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}
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}
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}
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@Composable
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fun DotsIndicator(
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modifier: Modifier = Modifier,
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totalDots: Int,
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selectedIndex: Int,
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selectedColor: Color = MaterialTheme.colors.primary /* Color.Yellow */,
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unSelectedColor: Color = MaterialTheme.colors.onSurface.copy(alpha = 0.32f) /* Color.Gray */,
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dotSize: Dp
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) {
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LazyRow(
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modifier = modifier
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.wrapContentWidth()
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.wrapContentHeight()
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) {
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items(totalDots) { index ->
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IndicatorDot(
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color = if (index == selectedIndex) selectedColor else unSelectedColor,
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size = dotSize
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)
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if (index != totalDots - 1) {
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Spacer(modifier = Modifier.padding(horizontal = 2.dp))
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}
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}
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}
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}
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@Composable
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fun IndicatorDot(
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modifier: Modifier = Modifier,
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size: Dp,
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color: Color
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) {
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Box(
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modifier = modifier
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.size(size)
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.clip(CircleShape)
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.background(color)
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)
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}
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@ -1,61 +0,0 @@
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package com.vitorpamplona.amethyst.ui.components
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import androidx.compose.foundation.gestures.awaitEachGesture
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import androidx.compose.foundation.gestures.awaitFirstDown
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import androidx.compose.foundation.gestures.calculatePan
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import androidx.compose.foundation.gestures.calculateZoom
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import androidx.compose.foundation.layout.Arrangement
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import androidx.compose.foundation.layout.Column
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import androidx.compose.foundation.layout.fillMaxSize
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import androidx.compose.runtime.Composable
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import androidx.compose.runtime.getValue
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import androidx.compose.runtime.mutableStateOf
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import androidx.compose.runtime.remember
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import androidx.compose.runtime.setValue
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import androidx.compose.ui.Alignment
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import androidx.compose.ui.Modifier
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import androidx.compose.ui.graphics.graphicsLayer
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import androidx.compose.ui.input.pointer.pointerInput
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import androidx.compose.ui.layout.ContentScale
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import androidx.compose.ui.res.stringResource
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import coil.compose.AsyncImage
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import com.vitorpamplona.amethyst.R
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@Composable
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fun ZoomableAsyncImage(imageUrl: String) {
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var scale by remember { mutableStateOf(1f) }
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var offsetX by remember { mutableStateOf(0f) }
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var offsetY by remember { mutableStateOf(0f) }
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Column(
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verticalArrangement = Arrangement.Center,
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horizontalAlignment = Alignment.CenterHorizontally,
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modifier = Modifier
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.pointerInput(Unit) {
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awaitEachGesture {
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awaitFirstDown()
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do {
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val event = awaitPointerEvent()
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scale *= event.calculateZoom()
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val offset = event.calculatePan()
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offsetX += offset.x
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offsetY += offset.y
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} while (event.changes.any { it.pressed })
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}
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}
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) {
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AsyncImage(
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model = imageUrl,
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contentDescription = stringResource(id = R.string.profile_image),
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contentScale = ContentScale.FillWidth,
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modifier = Modifier
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.fillMaxSize()
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.graphicsLayer(
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scaleX = scale,
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scaleY = scale,
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translationX = offsetX,
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translationY = offsetY
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)
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)
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}
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}
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@ -18,22 +18,27 @@ import androidx.compose.runtime.mutableStateOf
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import androidx.compose.runtime.remember
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import androidx.compose.runtime.setValue
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import androidx.compose.ui.Alignment
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import androidx.compose.ui.ExperimentalComposeUiApi
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import androidx.compose.ui.Modifier
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import androidx.compose.ui.draw.clip
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import androidx.compose.ui.layout.ContentScale
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import androidx.compose.ui.platform.LocalClipboardManager
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import androidx.compose.ui.res.stringResource
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import androidx.compose.ui.text.AnnotatedString
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import androidx.compose.ui.unit.dp
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import androidx.compose.ui.window.Dialog
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import androidx.compose.ui.window.DialogProperties
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import coil.compose.AsyncImage
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import com.google.accompanist.pager.ExperimentalPagerApi
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import com.google.accompanist.pager.PagerState
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import com.vitorpamplona.amethyst.R
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import com.vitorpamplona.amethyst.ui.actions.CloseButton
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import com.vitorpamplona.amethyst.ui.actions.SaveToGallery
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import net.engawapg.lib.zoomable.rememberZoomState
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import net.engawapg.lib.zoomable.zoomable
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@Composable
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@OptIn(ExperimentalComposeUiApi::class, ExperimentalFoundationApi::class)
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fun ZoomableImageView(word: String) {
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@OptIn(ExperimentalFoundationApi::class)
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fun ZoomableImageView(word: String, images: List<String> = listOf(word)) {
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val clipboardManager = LocalClipboardManager.current
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// store the dialog open or close state
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@ -49,7 +54,11 @@ fun ZoomableImageView(word: String) {
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.padding(top = 4.dp)
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.fillMaxWidth()
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.clip(shape = RoundedCornerShape(15.dp))
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.border(1.dp, MaterialTheme.colors.onSurface.copy(alpha = 0.12f), RoundedCornerShape(15.dp))
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.border(
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1.dp,
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MaterialTheme.colors.onSurface.copy(alpha = 0.12f),
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RoundedCornerShape(15.dp)
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)
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.combinedClickable(
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onClick = { dialogOpen = true },
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onLongClick = { clipboardManager.setText(AnnotatedString(word)) }
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@ -57,12 +66,13 @@ fun ZoomableImageView(word: String) {
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)
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if (dialogOpen) {
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ZoomableImageDialog(word, onDismiss = { dialogOpen = false })
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ZoomableImageDialog(word, images, onDismiss = { dialogOpen = false })
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}
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}
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@OptIn(ExperimentalPagerApi::class)
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@Composable
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fun ZoomableImageDialog(imageUrl: String, onDismiss: () -> Unit) {
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fun ZoomableImageDialog(imageUrl: String, allImages: List<String> = listOf(imageUrl), onDismiss: () -> Unit) {
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Dialog(
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onDismissRequest = onDismiss,
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properties = DialogProperties(usePlatformDefaultWidth = false)
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@ -71,6 +81,8 @@ fun ZoomableImageDialog(imageUrl: String, onDismiss: () -> Unit) {
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Column(
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modifier = Modifier.padding(10.dp)
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) {
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var pagerState: PagerState = remember { PagerState() }
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Row(
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modifier = Modifier
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.fillMaxWidth(),
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@ -79,10 +91,34 @@ fun ZoomableImageDialog(imageUrl: String, onDismiss: () -> Unit) {
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) {
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CloseButton(onCancel = onDismiss)
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SaveToGallery(url = imageUrl)
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SaveToGallery(url = allImages[pagerState.currentPage])
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}
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ZoomableAsyncImage(imageUrl)
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if (allImages.size > 1) {
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SlidingCarousel(
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pagerState = pagerState,
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itemsCount = allImages.size,
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itemContent = { index ->
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AsyncImage(
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model = allImages[index],
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contentDescription = stringResource(id = R.string.profile_image),
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contentScale = ContentScale.FillWidth,
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modifier = Modifier
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.fillMaxSize()
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.zoomable(rememberZoomState())
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)
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}
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)
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} else {
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AsyncImage(
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model = imageUrl,
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contentDescription = stringResource(id = R.string.profile_image),
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contentScale = ContentScale.FillWidth,
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modifier = Modifier
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.fillMaxSize()
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.zoomable(rememberZoomState())
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)
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}
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}
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}
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}
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@ -3,7 +3,6 @@ package com.vitorpamplona.amethyst.ui.dal
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import com.vitorpamplona.amethyst.model.Account
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import com.vitorpamplona.amethyst.model.LocalCache
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import com.vitorpamplona.amethyst.model.Note
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import com.vitorpamplona.amethyst.service.model.RepostEvent
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import com.vitorpamplona.amethyst.service.model.TextNoteEvent
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object HomeConversationsFeedFilter : FeedFilter<Note>() {
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