[AN/USER] feat: 축제 목록 디자인 수정(#698)

android/festago/presentation/src/main/java/com/festago/festago/presentation/ui/home/festivallist/festival/FestivalListPopularViewHolder.kt

@@ -13,7 +13,11 @@ class FestivalListPopularViewHolder(val binding: ItemFestivalListPopularBinding)
         PopularFestivalViewPagerAdapter(
             foregroundViewPager = binding.vpPopularFestivalForeground,
             backgroundViewPager = binding.vpPopularFestivalBackground,
-        )
+        ) { item ->
+            binding.item = item
+            binding.tvPopularFestivalArtistsName.text =
+                item.artists.joinToString(ARTIST_NAME_JOIN_SEPARATOR) { it.name }
+        }
 
     init {
         TabLayoutMediator(
@@ -27,6 +31,8 @@ class FestivalListPopularViewHolder(val binding: ItemFestivalListPopularBinding)
     }
 
     companion object {
+        private const val ARTIST_NAME_JOIN_SEPARATOR = ", "
+
         fun of(parent: ViewGroup): FestivalListPopularViewHolder {
             val binding = ItemFestivalListPopularBinding.inflate(
                 LayoutInflater.from(parent.context),

android/festago/presentation/src/main/java/com/festago/festago/presentation/ui/home/festivallist/popularfestival/PopularFestivalViewPagerAdapter.kt

@@ -1,16 +1,20 @@
 package com.festago.festago.presentation.ui.home.festivallist.popularfestival
 
 import android.content.res.Resources
+import android.view.View
 import androidx.viewpager2.widget.ViewPager2
 import com.festago.festago.presentation.ui.home.festivallist.popularfestival.background.PopularFestivalBackgroundAdapter
 import com.festago.festago.presentation.ui.home.festivallist.popularfestival.foreground.PopularFestivalForegroundAdapter
 import com.festago.festago.presentation.ui.home.festivallist.uistate.FestivalItemUiState
+import kotlin.math.abs
 
 class PopularFestivalViewPagerAdapter(
     foregroundViewPager: ViewPager2,
     backgroundViewPager: ViewPager2,
+    private val onPopularFestivalSelected: (FestivalItemUiState) -> Unit,
 ) {
 
+    private val popularFestivals = mutableListOf<FestivalItemUiState>()
     private val foregroundAdapter: PopularFestivalForegroundAdapter =
         PopularFestivalForegroundAdapter()
     private val backgroundAdapter: PopularFestivalBackgroundAdapter =
@@ -32,34 +36,67 @@ class PopularFestivalViewPagerAdapter(
             override fun onPageSelected(position: Int) {
                 super.onPageSelected(position)
                 target.setCurrentItem(position, false)
+                onPopularFestivalSelected(popularFestivals[position])
             }
         }
         viewpager.registerOnPageChangeCallback(onPageChangeCallback)
     }
 
     private fun narrowSpaceViewPager(viewPager: ViewPager2) {
         viewPager.setPageTransformer { page, position ->
-            val offset = position * -(2 * dpToPx(OFFSET_BETWEEN_PAGES))
-            page.translationX = offset
+            translateOffsetBetweenPages(position, page)
+            reduceUnselectedPagesScale(page, position)
         }
     }
 
+    private fun translateOffsetBetweenPages(position: Float, page: View) {
+        val screenWidth = Resources.getSystem().configuration.screenWidthDp
+        val offsetBetweenPages = screenWidth - IMAGE_SIZE - INTERVAL_IMAGE
+        val reducedDifference = IMAGE_SIZE - (IMAGE_SIZE * RATE_SELECT_BY_UNSELECT)
+        val offset = position * -dpToPx(offsetBetweenPages + reducedDifference * 0.5f)
+        page.translationX = offset
+    }
+
     private fun dpToPx(dp: Float): Int {
         val density = Resources.getSystem().displayMetrics.density
         return (dp * density).toInt()
     }
 
+    private fun reduceUnselectedPagesScale(page: View, position: Float) {
+        page.movePivotTo(x = page.pivotX, y = MIDDLE_IMAGE_PIVOT)
+        if (position <= ALREADY_LOAD_POSITION_CONDITION) {
+            page.reduceScaleBy(position = position, rate = RATE_SELECT_BY_UNSELECT)
+        }
+    }
+
+    private fun View.movePivotTo(x: Float, y: Float) {
+        pivotX = x
+        pivotY = y
+    }
+
+    private fun View.reduceScaleBy(position: Float, rate: Float) {
+        val scaleFactor = rate.coerceAtLeast(1 - abs(position))
+        scaleY = scaleFactor
+        scaleX = scaleFactor
+    }
+
     private fun setOffscreenPagesLimit(viewPager: ViewPager2, limit: Int) {
         viewPager.offscreenPageLimit = limit
     }
 
-    fun submitList(popularFestivals: List<FestivalItemUiState>) {
-        foregroundAdapter.submitList(popularFestivals)
-        backgroundAdapter.submitList(popularFestivals)
+    fun submitList(festivals: List<FestivalItemUiState>) {
+        popularFestivals.clear()
+        popularFestivals.addAll(festivals)
+        foregroundAdapter.submitList(festivals)
+        backgroundAdapter.submitList(festivals)
     }
 
     companion object {
-        private const val PAGE_LIMIT = 3
-        private const val OFFSET_BETWEEN_PAGES = 63.0f
+        private const val ALREADY_LOAD_POSITION_CONDITION = 2
+        private const val RATE_SELECT_BY_UNSELECT = 0.81f
+        private const val PAGE_LIMIT = 4
+        private const val IMAGE_SIZE = 220.0f
+        private const val INTERVAL_IMAGE = 24.0f
+        private const val MIDDLE_IMAGE_PIVOT = 360.0f
     }
 }

android/festago/presentation/src/main/java/com/festago/festago/presentation/ui/home/festivallist/popularfestival/foreground/PopularFestivalForegroundViewHolder.kt

@@ -1,6 +1,5 @@
 package com.festago.festago.presentation.ui.home.festivallist.popularfestival.foreground
 
-import android.content.res.Resources
 import android.view.LayoutInflater
 import android.view.ViewGroup
 import androidx.recyclerview.widget.RecyclerView
@@ -14,26 +13,9 @@ class PopularFestivalForegroundViewHolder(
 
     fun bind(item: FestivalItemUiState) {
         binding.item = item
-        binding.ivPopularFestivalImage.outlineProvider
-        binding.tvPopularFestivalArtistsName.text =
-            item.artists.joinToString(ARTIST_NAME_JOIN_SEPARATOR) { it.name }
-        setImageSizeFlexibleToScreenWidth()
-    }
-
-    private fun setImageSizeFlexibleToScreenWidth() {
-        val imageSize = Resources.getSystem().configuration.screenWidthDp - MINUS_TO_IMAGE_SIZE
-        val density = Resources.getSystem().displayMetrics.density
-
-        binding.ivPopularFestivalImage.layoutParams.apply {
-            this.width = (imageSize * density + ROUNDUP_CONDITION).toInt()
-            this.height = (imageSize * density + ROUNDUP_CONDITION).toInt()
-        }
     }
 
     companion object {
-        private const val MINUS_TO_IMAGE_SIZE = 160
-        private const val ROUNDUP_CONDITION = 0.5f
-        private const val ARTIST_NAME_JOIN_SEPARATOR = ", "
 
         fun of(parent: ViewGroup): PopularFestivalForegroundViewHolder {
             val binding = ItemPopularFestivalForegroundBinding.inflate(

android/festago/presentation/src/main/res/drawable/ic_dot_default.xml

@@ -4,7 +4,7 @@
         <shape
             android:innerRadius="0dp"
             android:shape="ring"
-            android:thickness="4dp"
+            android:thickness="2dp"
             android:useLevel="false">
             <solid android:color="@color/background_gray_01" />
         </shape>

android/festago/presentation/src/main/res/drawable/ic_dot_selected.xml

@@ -4,7 +4,7 @@
         <shape
             android:innerRadius="0dp"
             android:shape="ring"
-            android:thickness="4dp"
+            android:thickness="2dp"
             android:useLevel="false">
             <solid android:color="@color/contents_gray_07" />
         </shape>

android/festago/presentation/src/main/res/layout/item_festival_list_popular.xml

@@ -1,6 +1,16 @@
 <?xml version="1.0" encoding="utf-8"?>
 <layout xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto">
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools">
+
+    <data>
+
+        <import type="java.time.format.DateTimeFormatter" />
+
+        <variable
+            name="item"
+            type="com.festago.festago.presentation.ui.home.festivallist.uistate.FestivalItemUiState" />
+    </data>
 
     <androidx.constraintlayout.widget.ConstraintLayout
         android:layout_width="match_parent"
@@ -25,23 +35,73 @@
             android:textColor="@color/background_gray_01"
             app:layout_constraintTop_toTopOf="@id/vpPopularFestivalBackground" />
 
+        <TextView
+            android:id="@+id/tvPopularFestivalName"
+            style="@style/H3Bold18Lh20"
+            android:layout_width="220dp"
+            android:layout_height="wrap_content"
+            android:layout_marginTop="248dp"
+            android:ellipsize="end"
+            android:gravity="center"
+            android:lineSpacingExtra="0dp"
+            android:maxLines="2"
+            android:text="@{item.schoolUiState.name+'\n'+ item.name }"
+            android:textColor="@color/background_gray_01"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toTopOf="@id/vpPopularFestivalForeground"
+            tools:text="대학교 \n 축제 이름" />
+
+        <TextView
+            android:id="@+id/tvFestivalSchedule"
+            style="@style/B2Medium14Lh20"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:layout_marginTop="8dp"
+            android:ellipsize="end"
+            android:gravity="center"
+            android:maxLines="1"
+            android:text="@{@string/festival_list_tv_date_range_format(item.startDate.format(DateTimeFormatter.ofPattern(@string/festival_list_tv_date_format)),item.endDate.format(DateTimeFormatter.ofPattern(@string/festival_list_tv_date_format)))}"
+            android:textColor="@color/background_gray_01"
+            app:layout_constraintEnd_toEndOf="@+id/tvPopularFestivalName"
+            app:layout_constraintStart_toStartOf="@+id/tvPopularFestivalName"
+            app:layout_constraintTop_toBottomOf="@id/tvPopularFestivalName"
+            tools:text="2023.07.03 - 2023.07.09" />
+
+        <TextView
+            android:id="@+id/tvPopularFestivalArtistsName"
+            style="@style/B2Medium14Lh20"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:ellipsize="end"
+            android:gravity="center"
+            android:lineSpacingExtra="0dp"
+            android:lines="2"
+            android:textColor="@color/background_gray_01"
+            app:layout_constraintEnd_toEndOf="@+id/tvFestivalSchedule"
+            app:layout_constraintStart_toStartOf="@+id/tvFestivalSchedule"
+            app:layout_constraintTop_toBottomOf="@id/tvFestivalSchedule"
+            tools:text="르세라핌, 아이브, 뉴진스, \n다이나믹 듀오" />
+
+        <androidx.viewpager2.widget.ViewPager2
+            android:id="@+id/vpPopularFestivalForeground"
+            android:layout_width="match_parent"
+            android:layout_height="0dp"
+            android:layout_marginTop="12dp"
+            app:layout_constraintBottom_toBottomOf="@id/tlDotIndicator"
+            app:layout_constraintTop_toBottomOf="@id/tvPopularFestivalTitle" />
+
         <com.google.android.material.tabs.TabLayout
             android:id="@+id/tlDotIndicator"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
             android:background="@android:color/transparent"
-            app:layout_constraintTop_toBottomOf="@id/vpPopularFestivalForeground"
+            app:layout_constraintTop_toBottomOf="@id/tvPopularFestivalArtistsName"
             app:tabBackground="@drawable/selector_tab_page"
             app:tabGravity="center"
             app:tabIndicatorHeight="0dp"
             app:tabPaddingEnd="8dp"
             app:tabPaddingStart="8dp" />
 
-        <androidx.viewpager2.widget.ViewPager2
-            android:id="@+id/vpPopularFestivalForeground"
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            app:layout_constraintTop_toBottomOf="@id/tvPopularFestivalTitle" />
-
     </androidx.constraintlayout.widget.ConstraintLayout>
 </layout>

android/festago/presentation/src/main/res/layout/item_festival_list_tab.xml

@@ -12,6 +12,7 @@
             android:id="@+id/tlFestivalListTab"
             android:layout_width="match_parent"
             android:layout_height="48dp"
+            android:layout_marginHorizontal="16dp"
             android:background="@android:color/transparent"
             app:tabGravity="fill"
             app:tabIndicatorColor="@color/contents_gray_07"

android/festago/presentation/src/main/res/layout/item_popular_festival_foreground.xml

@@ -20,70 +20,19 @@
         <ImageView
             android:id="@+id/ivPopularFestivalImage"
             imageUrl="@{item.imageUrl}"
-            android:layout_width="200dp"
-            android:layout_height="200dp"
-            android:outlineProvider="bounds"
-            android:layout_marginTop="24dp"
+            android:layout_width="220dp"
+            android:layout_height="220dp"
+            android:layout_marginTop="12dp"
+            android:elevation="12dp"
             android:importantForAccessibility="no"
+            android:outlineProvider="bounds"
             android:scaleType="centerCrop"
-            android:elevation="10dp"
+            app:layout_constraintDimensionRatio="1:1"
             app:layout_constraintEnd_toEndOf="parent"
             app:layout_constraintStart_toStartOf="parent"
             app:layout_constraintTop_toTopOf="parent"
-            app:layout_constraintDimensionRatio="1:1"
             tools:src="@drawable/ic_launcher_background" />
 
-
-        <TextView
-            android:id="@+id/tvPopularFestivalName"
-            style="@style/H3Bold18Lh20"
-            android:textColor="@color/background_gray_01"
-            android:layout_width="0dp"
-            android:layout_marginTop="16dp"
-            android:layout_height="wrap_content"
-            android:ellipsize="end"
-            android:gravity="center"
-            android:maxLines="2"
-            android:lineSpacingExtra="0dp"
-            android:text="@{item.schoolUiState.name+'\n'+ item.name }"
-            app:layout_constraintTop_toBottomOf="@id/ivPopularFestivalImage"
-            app:layout_constraintEnd_toEndOf="@+id/ivPopularFestivalImage"
-            app:layout_constraintStart_toStartOf="@+id/ivPopularFestivalImage"
-            tools:text="대학교 \n 축제 이름" />
-
-
-        <TextView
-            android:id="@+id/tvFestivalSchedule"
-            style="@style/B2Medium14Lh20"
-            android:layout_width="0dp"
-            android:layout_height="wrap_content"
-            android:textColor="@color/background_gray_01"
-            android:ellipsize="end"
-            android:gravity="center"
-            android:maxLines="1"
-            android:layout_marginTop="8dp"
-            android:text="@{@string/festival_list_tv_date_range_format(item.startDate.format(DateTimeFormatter.ofPattern(@string/festival_list_tv_date_format)),item.endDate.format(DateTimeFormatter.ofPattern(@string/festival_list_tv_date_format)))}"
-            app:layout_constraintTop_toBottomOf="@id/tvPopularFestivalName"
-            app:layout_constraintEnd_toEndOf="@+id/ivPopularFestivalImage"
-            tools:text="2023.07.03 - 2023.07.09"
-            app:layout_constraintStart_toStartOf="@+id/ivPopularFestivalImage" />
-
-        <TextView
-            android:id="@+id/tvPopularFestivalArtistsName"
-            style="@style/B2Medium14Lh20"
-            android:layout_width="0dp"
-            android:layout_height="wrap_content"
-            android:textColor="@color/background_gray_01"
-            android:ellipsize="end"
-            android:gravity="center"
-            android:lineSpacingExtra="0dp"
-            android:lines="2"
-            app:layout_constraintTop_toBottomOf="@id/tvFestivalSchedule"
-            app:layout_constraintEnd_toEndOf="@+id/ivPopularFestivalImage"
-            app:layout_constraintStart_toStartOf="@+id/ivPopularFestivalImage"
-            tools:text="르세라핌, 아이브, 뉴진스, \n다이나믹 듀오" />
-
-
     </androidx.constraintlayout.widget.ConstraintLayout>
 
-</layout>
+</layout>