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WWDC 18 Submission

This is my WWDC Submission for 2018 This project was rewarded a scholarship :) by Marcel Hagmann 👨‍💻


UICalendarView 📅

With this UICalendarView it is super easy to give the user a well looking overview about his upcoming events. The user can navigation between the months and select a day to get a detail overview about the events on that selected day. Days that contain a event are highlighted different so that the user can see his events faster.

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UIOverview 🔍

The UICalendarOverview is an extension to the UICalendarView and represents the events of the selected day in the calendar. With a touch on a cell an animation will appear depended of the selected event. Each EventType has it's own animation. There are six different type of events.

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Filter Event Types ⚙️

In a real world situation the user could could add a lot of eventy and by the time the calendar will be overcrowded. To still guarntee a good overview the user can filter and select which type of events should be shown.

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A touch on the button will expand the menu with a soft animation. Great if the user has the option to select between different actions without to occupy to much of the view.

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Used Technolgy

CAEmitterLayer & CAEmitterCell

Is used for the different event type animations. E.g. the birthday event will play a confetti animation.

UIViewPropertyAnimator & CAKeyframeAnimation

Is used the UIViewPropertyAnimator to animate the UIMenuButton. The CAKeyframeAnimation objects animates the apple logo to the calculatet CGPath.

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The complete calendar was created by my own with the UIKit.


The 'Birthday' and 'New Year' events providing sounds and is played together with the particle effect. I apologize for beeing a developer and not a sound designer 😅