Drawing_app

Android app that let user draw freehand shapes on canvas using threads. Application is written in Java and Android Studio (Electric Eel 2022.1.1) and features:

• Drawing line color change - after pressing one of three buttons (cyan/magenta/yellow) the next line color will be changed to corresponding color,
• Clearing canvas - the Drawing Surface will be cleaned after pressing grey button with eraser icon with respectful animation,
• Clear option - after going into up right corner in the pulpet menu if choosing "Clear" the canvas will be cleared,
• Motion Layout - animation during color change as well as clearing canvas if using eraser button,
• Surface View - class that provides functionality to draw on surface.

Development environment:

• Java SE Runtime Environment (build 1.8.0_371-b11)
• Android Studio Electric Eel | 2022.1.1

How to compile and run

To run application:

• Download zip package
• Extract package and open using Android Studio
• If there is error with versions (pre Electric Eel) you should change version of the IDE in one of the gradle files and rebuild
• Build application and run (either on VM Android or physical device, the development device is Samsung A53)

Screenshots:

1. App tray icon:

2. First launch and default color:

3. Color change (cyan,magenta,yelllow) and drawing: 4. Erase (with eraser button or context menu):