Pre-work - iOS-Tip-Calculator-App
Tip-Calculator-App is a tip calculator application for iOS.
Submitted by: Guanlong(Mark) Zhou
Time spent in learning and building: 3 hours spent in total Swift v3.0
User Stories
The following required functionality is complete:
- User can enter a bill amount, choose a tip percentage, and see the tip and total values.
- Settings page to change the default tip percentage.
The following optional features are implemented:
- UI animations
- Remembering the bill amount across app restarts (if <10mins)
- Using locale-specific currency and currency thousands separators.
- Making sure the keyboard is always visible and the bill amount is always the first responder. This way the user doesn't have to tap anywhere to use this app. Just launch the app and start typing.
The following additional features are implemented:
- Entering too big number will show alert notice and reset value.
- Added use simple rates in settings. Configuration will change the main menu layout.
Video Walkthrough
Here's a walkthrough of implemented user stories:
GIF created with LiceCap.
Notes
Due to the newer version of Swift, some codes in the tutorial on the web are out of date. Have to go through Apple's Swift website to learn UserDefaults part. Total learning process took about 3 hours. Swift v3.0 SDK.
License
Copyright [2016] [Guanlong(Mark) Zhou]
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.