Bug 40562 - Dragging on Android causes screen to flash
Summary: Dragging on Android causes screen to flash
Status: RESOLVED FIXED
Alias: None
Product: Forms
Classification: Xamarin
Component: Forms ()
Version: 2.1.0
Hardware: PC Mac OS
: Normal normal
Target Milestone: ---
Assignee: Bugzilla
URL:
Depends on:
Blocks:
 
Reported: 2016-04-20 17:31 UTC by Cody Beyer (MSFT)
Modified: 2016-04-24 21:27 UTC (History)
2 users (show)

Tags: ac
Is this bug a regression?: ---
Last known good build:


Attachments
Sample (48.48 KB, application/zip)
2016-04-20 17:31 UTC, Cody Beyer (MSFT)
Details


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Status:
RESOLVED FIXED

Description Cody Beyer (MSFT) 2016-04-20 17:31:58 UTC
Created attachment 15785 [details]
Sample

# Description

When dragging using a pan recognizer, the animation is smooth on iOS bug jumpy on Android

# Sample

Attached

# Video

https://www.dropbox.com/s/km721cn7fz73swm/drag_flicker.mov?dl=0

# Steps to Reproduce

1. Download sample
2. Deploy to Android device
3. Drag red box around

# Expected Results 

Box should drag with smoothness

# Actual Results

Animations are not smooth

# Versions

=== Xamarin Studio Business ===

Version 6.0 (build 4968)
Installation UUID: 8de31dd3-bae5-4d28-a912-02a69acafc5b
Runtime:
	Mono 4.4.0 (mono-4.4.0-branch/a3fabf1) (64-bit)
	GTK+ 2.24.23 (Raleigh theme)

	Package version: 404000122

=== Xamarin.Profiler ===

Not Installed

=== Apple Developer Tools ===

Xcode 7.3 (10183.3)
Build 7D175

=== Xamarin.iOS ===

Version: 9.8.0.244 (Xamarin Business)
Hash: 977921b
Branch: cycle7
Build date: 2016-04-07 14:20:17-0400

=== Xamarin.Android ===

Version: 6.1.0.37 (Xamarin Business)
Android SDK: /Users/codybeyer/Library/Developer/Xamarin/android-sdk-macosx
	Supported Android versions:
		4.0.3 (API level 15)
		4.3   (API level 18)
		4.4   (API level 19)
		6.0   (API level 23)

SDK Tools Version: 25.1.1
SDK Platform Tools Version: 23.1
SDK Build Tools Version: 23.0.3

Java SDK: /usr
java version "1.7.0_71"
Java(TM) SE Runtime Environment (build 1.7.0_71-b14)
Java HotSpot(TM) 64-Bit Server VM (build 24.71-b01, mixed mode)

Android Designer EPL code available here:
https://github.com/xamarin/AndroidDesigner.EPL

=== Xamarin Android Player ===

Not Installed

=== Xamarin.Mac ===

Version: 2.8.0.244 (Xamarin Business)

=== Xamarin Inspector ===

Version: 0.7.2.0
Hash: 357da8b
Branch: master
Build date: Thu Apr 14 20:41:42 UTC 2016

=== Build Information ===

Release ID: 600004968
Git revision: ab7092ce63351276394f283e4f9c8646baf51fce
Build date: 2016-04-08 09:30:34-04
Xamarin addins: be0a0aef6ec8b075b4ba4690bd147d1e33c2abd7
Build lane: monodevelop-lion-cycle7

=== Operating System ===

Mac OS X 10.11.4
Darwin Codys-MacBook-Pro.local 15.4.0 Darwin Kernel Version 15.4.0
	Fri Feb 26 22:08:05 PST 2016
	root:xnu-3248.40.184~3/RELEASE_X86_64 x86_64

=== Enabled user installed addins ===

Xamarin Inspector 0.7.2.0
Comment 1 Samantha Houts [MSFT] 2016-04-24 21:27:19 UTC
Should be fixed in 2.2.0-pre1. Thanks!