To-Do

Bugs
macOS port
- Replace Dear Imgui's menu with Cocoa menu.
- Keyboard bindings
Application
- GUI
  - Color picker inside ImGui window.
  - Image Button
  - Reduce or remove widget rounding
  - Radial menu
- Features:
  - full-screen option
  - front-to-back rendering
  - alt eye dropper
  - zoom-out toggle for overview and for navigation
  - general, implicitly defined brushes
  - transparent window / background.
  - Select strokes
    - Scale, cut, copy, paste
  - rectangles
  - circles / ellipses
  - merge layers
  - layer color balance
  - select layer by stroke
  - pressure response graph
  - stroke masking?
  - unzoomable&unpannable layer ("pin layer" feature) ?
  - eraser toggle
  - pressure toggle
- Settings file
  - Default BG or
  - Template files - change the default canvas.
  - Key shortcuts
Polish and/or Debug layer
- Input recorder for bug replication
- linux - load dynamic libs at runtime
- store font data in binary
Milton Library
- Refactor. Write sample program.

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