RUST GRAB UTILITY 🦀

Developed by Filippo Castellarin (308692), Francesco Gallo (319989), and Andrea Scamporrino (318927) for the System Programming course at the Polytechnic University of Turin (A.Y 2022/2023)

Crates

• screenshots: lib.rs/crates/screenshots
• egui: docs.rs/egui/latest/egui/ (GitHub: github.com/emilk/egui.git)
• native-dialog: docs.rs/native-dialog/latest/native_dialog/
• arboard: lib.rs/crates/arboard
• chrono: lib.rs/crates/chrono
• image: lib.rs/crates/image

Features

1. Platform Support: The app can be used on all platforms.
2. User Interface (UI): Easily navigable user interface.
3. Selection Options: Screen selection box to crop the screen portion to capture.
4. Hotkey Support: Ability to use keyboard shortcuts for operations.
5. Output Format: Various supported formats for screen capture (png, jpg, gif). Saving also to device clipboard.

6. Annotation Tools: Tools to draw on the captured screen image and save annotations.
7. Delay Timer: Through the interface, the user can set the delay after which the screen will be captured.
8. Save Options: A file system dialog window opens, allowing the user to choose the name (if different from default) and format of the image.
9. Multi-monitor Support: Ability to capture screens from connected monitors.

Usage Example

• 🖵: Capture the entire screen

• ⛶: Capture only the framed screen portion

• 🕓: Set a timer

• Capture: Execute a screenshot

• Options: Open the panel to modify options

• Modify: Open the annotation tool to edit the image

  • 🖊: Freehand drawing
  • /: Draw a segment
  • ↖: Draw an arrow
  • ☐: Draw a rectangle
  • ⭕: Draw a circle
  • Text: Add text to the image (confirmation of addition required by Save text)
  • ⟲: Undo the last modification
  • ⛶: Crop the image (confirmation of cropping required by Save crop)
  • Cancel: Undo all changes made to the image
  • Save modify: Permanently save all changes made to the image

• 📋: Copy the image to the device clipboard

• Take another screenshot: Allow taking another screenshot by clearing the current image and modifications

• X: Close the application

Default Saving Path

• ./screenshots

Default Shortcuts

• ctrl+F: Set full-screen capture
• ctrl+ArrowDown: Set capture to a screen selection
• ctrl+T: Display timer options
• ctrl+shift+T: Start the timer countdown if configured, otherwise open the timer options
• ctrl+alt+T: Cancel an ongoing timer
• ctrl+O: Display options
• ctrl+enter: Execute a screenshot
• ctrl+X: Close the application
• ctrl+M: Display image modification options once captured
• ctrl+A: Execute another screenshot
• ctrl+S: Save the image
• Ctrl+C: Copy the image
• Ctrl+Z: Undo the last image modification
• Note: Shortcut selection keys vary depending on the operating system in use: ctrl corresponds to cmd for macOS.