Drawing App

A simple and easy-to-use drawing app for Android that allows users to draw on a canvas with different brush sizes and colors, add background images, and save or share their creations.

Features

• Draw with different brush sizes and colors
• Add a background image from the device's gallery
• Undo the last drawn path
• Save the final image as a PNG file
• Share the saved image with other apps

Technologies Used

• Bitmap and Canvas: The app utilizes the Bitmap and Canvas classes to manipulate images, render the drawn paths on the canvas, and save the final image.
• Custom Views: The app makes use of custom views to create a flexible and interactive drawing canvas that can handle touch events and render the drawn paths efficiently.
• ActivityResultContracts: The app uses the ActivityResultContracts API to handle runtime permissions and activity results in a more concise and type-safe manner.
• AlertDialogs and Dialogs: The app makes use of AlertDialogs and custom Dialogs to provide an interactive user interface for selecting brush sizes, colors, and displaying progress.
• FileProvider: The app uses FileProvider to securely share the saved image with other apps, while ensuring the app's internal storage remains protected.
• Scoped Storage: The app follows Android's scoped storage best practices, ensuring that it only requests the necessary storage permissions and accesses files in a privacy-friendly manner.