Added adaptive color in Material now playing theme

app/src/main/java/code/name/monkey/retromusic/fragments/player/material/MaterialFragment.kt

@@ -14,6 +14,9 @@
  */
 package code.name.monkey.retromusic.fragments.player.material
 
+import android.animation.ArgbEvaluator
+import android.animation.ValueAnimator
+import android.graphics.drawable.GradientDrawable
 import android.os.Bundle
 import android.view.View
 import androidx.appcompat.widget.Toolbar
@@ -22,12 +25,16 @@ import code.name.monkey.retromusic.R
 import code.name.monkey.retromusic.databinding.FragmentMaterialBinding
 import code.name.monkey.retromusic.extensions.colorControlNormal
 import code.name.monkey.retromusic.extensions.drawAboveSystemBars
+import code.name.monkey.retromusic.extensions.surfaceColor
 import code.name.monkey.retromusic.fragments.base.AbsPlayerFragment
 import code.name.monkey.retromusic.fragments.player.PlayerAlbumCoverFragment
 import code.name.monkey.retromusic.fragments.player.normal.PlayerFragment
 import code.name.monkey.retromusic.helper.MusicPlayerRemote
 import code.name.monkey.retromusic.model.Song
+import code.name.monkey.retromusic.util.PreferenceUtil
+import code.name.monkey.retromusic.util.ViewUtil
 import code.name.monkey.retromusic.util.color.MediaNotificationProcessor
+import code.name.monkey.retromusic.views.DrawableGradient
 
 /**
  * @author Hemanth S (h4h13).
@@ -48,6 +55,33 @@ class MaterialFragment : AbsPlayerFragment(R.layout.fragment_material) {
     private var _binding: FragmentMaterialBinding? = null
     private val binding get() = _binding!!
 
+    private var valueAnimator: ValueAnimator? = null
+
+    private fun colorize(i: Int) {
+        if (valueAnimator != null) {
+            valueAnimator?.cancel()
+        }
+
+        valueAnimator = ValueAnimator.ofObject(
+            ArgbEvaluator(),
+            surfaceColor(),
+            i
+        )
+        valueAnimator?.addUpdateListener { animation ->
+            if (isAdded) {
+                val drawable = DrawableGradient(
+                    GradientDrawable.Orientation.TOP_BOTTOM,
+                    intArrayOf(
+                        animation.animatedValue as Int,
+                        surfaceColor()
+                    ), 0
+                )
+                binding.colorGradientBackground.background = drawable
+            }
+        }
+        valueAnimator?.setDuration(ViewUtil.RETRO_MUSIC_ANIM_TIME.toLong())?.start()
+    }
+
 
     override fun onShow() {
         playbackControlsFragment.show()
@@ -74,6 +108,10 @@ class MaterialFragment : AbsPlayerFragment(R.layout.fragment_material) {
             colorControlNormal(),
             requireActivity()
         )
+
+        if (PreferenceUtil.isAdaptiveColor) {
+            colorize(color.backgroundColor)
+        }
     }
 
     override fun toggleFavorite(song: Song) {

app/src/main/res/layout-land/fragment_material.xml

@@ -14,6 +14,15 @@
 
     <include layout="@layout/shadow_statusbar_toolbar" />
 
+    <View
+        android:id="@+id/colorGradientBackground"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
     <LinearLayout
         android:layout_width="match_parent"
         android:layout_height="match_parent"

app/src/main/res/layout/fragment_material.xml

@@ -10,6 +10,15 @@
 
     <include layout="@layout/shadow_statusbar_toolbar" />
 
+    <View
+        android:id="@+id/colorGradientBackground"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
     <FrameLayout
         android:id="@+id/statusBarContainer"
         android:layout_width="match_parent"