Android Projects for Udacity Android Developer

Built mobile apps

• Naturalist Hike Assistant (My capstone project)
• Weather 4 WatchFace (App for Android Watch Face)
• XZY Reader (Material Design)
• Build It Bigger (App commercialization)
• Stock Hawk (Turn a Crashing App into a Product)
• Movie Fun (App for Android phone and tablet)

Naturalist Hikers Assistant

Naturalist Hikers Assistant helps hikers prepare for the hike, assists hikers during hiking and helps hikers reviewing their observation. However, the capstone project focuses on pre-trip preparation. See details of capstone project in the document.

Setup my location	The home page shows the upcoming trip	The trip details	The plants I am interested to see at this trip	The meet up places
A detail description about a plant	During the hike, I can mark the plant when I saw it and take photos if I like	The list of future trips	The weather report of the hiking day	App widget

Weather 4 WatchFace

Android watch face app that shows weather info. The watch face couples with Sunshine phone app. Features:

• The background color of watch face could be changed at app.
• The temperature could be displayed in metric or imperial.
• The Sunshine app fetches weather info periodically and update the watch after sync.
• The display of watch face has normal, ambient and low-energy modes, see screenshots.
• Tapping watch face 2 times launches Sunshine app at phone.

connected to phone round face	blue background round face	ambient mode round face	save mode square face	no weather info square face

XYZ Reader

Redesign the app UI to comply with material design. The comparison of before and after redesign (not able to show the added material design style animations)

The Original App Screens

My Material Design App Screens

Views	Portait	Landscape
Catalog
Detail
Full Image

Build It Bigger

Learn how to add aDworks in Android app:

• Free and paid versions
• Google banner image ads and interstitial image ads

The app fetches a joke from GCE, which randomly selects a joke from a joke list. If the app failed to obtain a joke from GCE, it asks a joke from a java library included in the project.

Stock Hawk

The project starts with base code that is not production ready: limited function, occasional crash, etc. Improvements:

• Added a detail fragment that contains stock history in a graphic plot. The detail fragment is attached on top of main activity.
• The fab button alternate between add, for adding stock, and collapsing for remove detail fragment.
• Added collapsible toolbar with an image beautifies the app.
• The UI design follows material design principles.
• Added widget.
• Added Right to Left capability for internationalization
• Improved accessibility.
• Redesign all UI, including logo and widget.
• Fixed bugs and tighten up the app for production

Screen comparison of before and after:

The Original App Screens

My Re-implemented App Screens

Portait Normal "+" for add	Portait Detail	Add Stock Dialog	in Arabic
Landscape Normal	Landscape Detail	Stock History Range	Widget

Movie Fun

Created the app from scratch. Utilize Android components: RecyclerView, ContentProvider, SyncAdapter and more. Support various android device screen sizes and orientations.

Screenshots

Tablet (1 screen 2 panes)

Landscape	Portrait

Phone (1 pane 2 screens)

Orientation	Screen 1	Screen 2
Portrait
Landscape