mtc spring 2013 - crossplatform woes - robert virkus - 2013-03-13
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Grenzen der Crossplattform-Entwicklung
Robert Virkus@robert_virkus
14:15 (naja, so ungefähr) - 15:15
Robert VirkusVor dem Steintor 21828203 BremenGermany
+49 (0)421 98 89 131+49 (0)421 98 89 132+49 (0)160 77 88 203
robert.virkus@enough.dewww.enough.de
TelFax
Mobile
ENOUGHSO F T WA R E
Robert VirkusVor dem Steintor 21828203 BremenGermany
+49 (0)421 98 89 131+49 (0)421 98 89 132+49 (0)160 77 88 203
robert.virkus@enough.dewww.enough.de
TelFax
Mobile
ENOUGHSO F T WA R E
Enough Software
A Team of Mobile Enthusiasts
Headquarter: Bremen, Germany Customer base: worldwide
2005-4,600 M
Earth forms-3,500 MLife forms
-2,000 MComplex life forms
-225 until -65 MAge of dinosaurs
-3 MStone age
Our products
Open Source Tools for App Developers
The standard framework for Java ME development
Automatic porting to Android and BlackBerry
More than 1 million downloads
Rich UI Library for Samsungs bada platform
Native API extensions optimize app performance
Native BlackBerry UI development made easy
J2ME Polish
Non-Profit Project
Mobile Developer’s Guide to the GalaxyThe popular, and free, handbook for developers and decision makers
Community-driven, objective, and non-profit
45,000 hardcopies distributed, over 100k in downloads
12th Edition out now
Download at enough.de/mdgg
Tweet about it #mdgg
The Difficulties of Going cross-Platform
(c) Madlen Ehrlich
Mobile Platforms
J2ME
Mobile Platforms
Cross-Platform Challenges
1. Programming Languages2. Features3. In app purchase4. In app advertisement5. Push Notifications6. Desktop Integration7. UI & UX8. OS Versions
10
Objective-C
C/C++
C#
Java
JavaScript
Challenge:Programming Languages
Challenge:In-App Purchase
Challenge:In-App Advertisement
0
1024
2048
3072
4096
5120
6144
7168
8192
Max Push Size in Bytes
iOS AndroidWindows Phone BlackBerry
Data size from 256 bytes to 8kb Different transport protocolsDifferent options (direct text, data)Different desktop visualisations (badges, notifications)
Challenge:Push Notifications
Challenge:Features
J2ME
realistic vs digital design
Challenge:UI & UX: Design Paradigm
Challenge:UI & UX: Desktop Integration
Challenge:UI & UX sample: Long Lists
Challenge:UI & UX: Navigation Keys
Challenge:OS Versions
2.34.x
5.x6.x
7.58.x
6.x7.x10
The platforms themselves evolve all the time
Cross-Platform Strategies
1. Native2. HTML 53. ANSI C4. Cross-platform tools
Native Apps1 team per platform
Best integrationBest reachBut: most effort
Photos (left to right):(c) Julian Fong/levork flickr.com/photos/levork/4074351034(c) Julian Fong/levork flickr.com/photos/levork/3023757995(c) Julian Fong/levork flickr.com/photos/levork/2697173209
verious.com
chupamobile.com
cocoacontrols.com
Native AppsAsset Sharing
Concept & ResourcesData structures & algorithmsCode sharing of business model
Who’s Gonna pay For it?!
(c) mac_filko flickr.com/photos/mac_filko/6405755185
App Stores!=
Freedom
(c) Pascal/pasukaru76 flickr.com/photos/pasukaru76/3926591032
The Holy Grail
(c) Daniel Novta/pj_vanf flickr.com/photos/vanf/6227607167
ANNO 2011
(c) Do-Hyun Kim/stick_kim flickr.com/photos/stickkim/6013799664
ANNO 2011
(c) Do-Hyun Kim/stick_kim flickr.com/photos/stickkim/6013799664
Source: http://app.ft.com
“I think the biggest mistake we made as a company is betting too much on HTML5
as opposed to native.”
Source: http://www.forbes.com/sites/jjcolao/2012/09/19/facebooks-html5-dilemma-explained photo (c) kris krüg/kk+ flickr.com/photos/kk/2326609919
Beware of the Uncanny Valley
(c) Gnsin en.wikipedia.org/wiki/File:HONDA_ASIMO.jpg
Beware of the Uncanny Valley
(c) Gnsin en.wikipedia.org/wiki/File:Actroid-DER_01.jpg
Beware of the Uncanny Valley
Source: http://en.wikipedia.org/w/index.php?title=File:Mori_Uncanny_Valley.svg
Beware of the Uncanny Valley
Sources: http://snippetspace.com/portfolio/iwebkit/ http://www.jqtouch.com/ http://itabbar.com/
(c) mac_filko flickr.com/photos/mac_filko/5494761933
Security
Content Heavy
(c) Pascal/pasukaru76 flickr.com/photos/pasukaru76/5268559005
(c) Do-Hyun Kim/stick_kim flickr.com/photos/stickkim/6013799664
Content that needs Freedom
HybridSuper Power
(c) Julian Fong/levork flickr.com/photos/levork/4074351034
Native HTML5
Past Future
C-Level
ANSI everywhereWrapper for native functions...pretty hardcore
(c) Anthony/pfarrell95 flickr.com/photos/65005341@N03/6159914280
Cross-Platform Tools
Games Are From Mars ApPs From Venus
Photos (left to right)(c) mac_filko flickr.com/photos/mac_filko/5034317866(c) mac_filko flickr.com/photos/mac_filko/5125597527
Game Engines
App Tools
Mono Touch & Mono Droid
C# for , and Shared libraries for business logicOpenTK cross UI or native UIFull native access
Problems
Know-how for both worlds requiredTargeting different OS versions at once not possible
Mono Touch & Mono Droid
Verdict
For C# expertsUsefulness depends on complexity of business logic
Language Features In app purchase
In app ads Push Desktop Native UI
Titanium
JavaScript for , and mobile webAccess to some native UI elements Custom Titanium APIProduces native code
ProblemsStability / memory managementNo DOM tree or other browser featuresFeatureset differs between iOS and Android
Language Features In app purchase
In app ads Push Desktop Native UI
Titanium
VerdictGreat for prototyping & simple apps
Corona
Lua script for , Access to some native UI elements Custom Corona APIBridge technology between native and Lua (Enterprise)
ProblemsVery limited native access in base SDKVery complex native access in Enterprise SDKFeatureset differs between iOS and Android
Language Features In app purchase
In app ads Push Desktop Native UI
Corona
Verdict
Rapid development for casual games & apps developersStrong community
Tools Check
Programming language
Native integration
Native UI paradigms
Use existing libraries
Mobile OS
you
Is it worth it?
Your App Code
Mobile OS Porting Tool
Your App Code
you
Is it worth it?
how?
Choosing the right Cross-platform Strategy
how?
Idea, Features & Content
Target Audience & Platforms
Competition
Marketing Budget
Developer Know-how
Choosing the right Cross-platform Strategy
(No) Return of the Zombie Apps
Source: http://gigaom.com/europe/app-store-infested-with-zombie-software-claims-analytics-startup-adevenPhoto: (c) Mark Anderson/andertoons flickr.com/photos/andertoons-cartoons/4392594997
Zombie Alive
Thanks! Questions?
Robert VirkusVor dem Steintor 21828203 BremenGermany
+49 (0)421 98 89 131+49 (0)421 98 89 132+49 (0)160 77 88 203
robert.virkus@enough.dewww.enough.de
TelFax
Mobile
ENOUGHSO F T WA R E
Robert VirkusVor dem Steintor 21828203 BremenGermany
+49 (0)421 98 89 131+49 (0)421 98 89 132+49 (0)160 77 88 203
robert.virkus@enough.dewww.enough.de
TelFax
Mobile
ENOUGHSO F T WA R E
Sögestr. 7028195 Bremen
www.enough.detwitter: @enoughsoftware
Robert Virkustwitter: @robert_virkusrobert@enough.de
Download dev guide atenough.de/mdgg
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