Pre-work - Tip Calculator

Tip Calculator is a tip calculator application for iOS.

Submitted by: Juliang Li

Time spent: 4 hours spent in total

User Stories

The following required functionality is complete:

• [X] User can enter a bill amount, choose a tip percentage, and see the tip and total values.
• [X] Settings page to change the default tip percentage.

The following optional features are implemented:

• [X] UI animations
• [X] Remembering the bill amount across app restarts (if <10mins)
• [ ] Using locale-specific currency and currency thousands separators.
• [X] 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:

• [X] Nice draggable-transparent setting view

Video Walkthrough

Here's a walkthrough of implemented user stories:

GIF created with LiceCap.

Notes

Only works for iPhone 6 5.5 inches screen size

License

Copyright [2015] [Juliang Li]

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.