From 8a88dc077466cff9c5f2daf9185142b311f45270 Mon Sep 17 00:00:00 2001
From: Allan Wang <me@allanwang.ca>
Date: Thu, 4 Jan 2018 16:00:04 -0500
Subject: Add fix for fast scroll (#124)

---
 .../ui/widgets/ElasticDragDismissFrameLayout.kt    | 28 ++++++++++++++++------
 docs/Changelog.md                                  |  5 ++++
 sample/src/main/res/xml/kau_changelog.xml          |  7 ++++++
 3 files changed, 33 insertions(+), 7 deletions(-)

diff --git a/core-ui/src/main/kotlin/ca/allanwang/kau/ui/widgets/ElasticDragDismissFrameLayout.kt b/core-ui/src/main/kotlin/ca/allanwang/kau/ui/widgets/ElasticDragDismissFrameLayout.kt
index 6369704..0c9f306 100644
--- a/core-ui/src/main/kotlin/ca/allanwang/kau/ui/widgets/ElasticDragDismissFrameLayout.kt
+++ b/core-ui/src/main/kotlin/ca/allanwang/kau/ui/widgets/ElasticDragDismissFrameLayout.kt
@@ -23,6 +23,7 @@ import android.os.Build
 import android.support.annotation.RequiresApi
 import android.transition.TransitionInflater
 import android.util.AttributeSet
+import android.view.MotionEvent
 import android.view.View
 import android.widget.FrameLayout
 import ca.allanwang.kau.logging.KL
@@ -54,6 +55,7 @@ class ElasticDragDismissFrameLayout @JvmOverloads constructor(
     private var totalDrag: Float = 0f
     private var draggingDown = false
     private var draggingUp = false
+    private var lastEvent = -1
 
     private var callbacks: MutableList<ElasticDragDismissCallback> = mutableListOf()
 
@@ -95,6 +97,11 @@ class ElasticDragDismissFrameLayout @JvmOverloads constructor(
 
     }
 
+    override fun onInterceptTouchEvent(ev: MotionEvent): Boolean {
+        lastEvent = ev.action
+        return super.onInterceptTouchEvent(ev)
+    }
+
     override fun onStartNestedScroll(child: View, target: View, nestedScrollAxes: Int): Boolean {
         return nestedScrollAxes and View.SCROLL_AXIS_VERTICAL != 0
     }
@@ -116,13 +123,20 @@ class ElasticDragDismissFrameLayout @JvmOverloads constructor(
         if (Math.abs(totalDrag) >= dragDismissDistance) {
             dispatchDismissCallback()
         } else { // settle back to natural position
-            animate()
-                    .translationY(0f)
-                    .scaleXY(1f)
-                    .setDuration(200L)
-                    .setInterpolator(AnimHolder.fastOutSlowInInterpolator(context))
-                    .setListener(null)
-                    .start()
+
+            if (lastEvent == MotionEvent.ACTION_DOWN) {
+                translationY = 0f
+                scaleXY = 1f
+            } else {
+                animate()
+                        .translationY(0f)
+                        .scaleXY(1f)
+                        .setDuration(200L)
+                        .setInterpolator(AnimHolder.fastOutSlowInInterpolator(context))
+                        .setListener(null)
+                        .start()
+            }
+
             totalDrag = 0f
             draggingUp = false
             draggingDown = draggingUp
diff --git a/docs/Changelog.md b/docs/Changelog.md
index 88fe4ff..88931e7 100644
--- a/docs/Changelog.md
+++ b/docs/Changelog.md
@@ -1,5 +1,10 @@
 # Changelog
 
+## v3.6.2
+* :core: Create more bundle utils to help with shared transition elements
+* :searchview: Add better encapsulation and use view location
+* :searchview: Add textClearedCallback
+
 ## v3.6.1
 * :core: [Breaking] Removed private text field and introduced lazy logging functions
 * :adapter: Improve library item layout
diff --git a/sample/src/main/res/xml/kau_changelog.xml b/sample/src/main/res/xml/kau_changelog.xml
index a4c4f95..09e5896 100644
--- a/sample/src/main/res/xml/kau_changelog.xml
+++ b/sample/src/main/res/xml/kau_changelog.xml
@@ -7,6 +7,13 @@
     -->
 
 
+    <version title="v3.6.2" />
+    <item text=":core: Create more bundle utils to help with shared transition elements" />
+    <item text=":searchview: Add better encapsulation and use view location" />
+    <item text=":searchview: Add textClearedCallback" />
+    <item text="" />
+    <item text="" />
+
     <version title="v3.6.1" />
     <item text=":core: [Breaking] Removed private text field and introduced lazy logging functions" />
     <item text=":adapter: Improve library item layout" />
-- 
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