SnapPin

SnapPin is a Windows screenshot, annotation, and pin utility built for fast keyboard/mouse workflows.

Features

• Static capture with frozen-frame visual pause
• Dimmed mask with selection highlight
• Auto window hover selection and drag region selection
• Post-capture toolbar actions: Copy, Save, Pin, Mark, OCR (placeholder), Close
• Annotation editor baseline: Rect, Line, Arrow, Pencil, Text, Undo/Redo, range reselect
• Multi-pin image windows with close/destroy lifecycle actions
• Tray-resident single-instance app

Detailed progress and parity tracking: docs/Implementation-Status.md.

Build

Requirements:

• Windows 10/11
• Visual Studio 2022 Build Tools (MSVC v143)
• CMake 3.24+
• Ninja

Configure:

cmake -S . -B "build/MSVC v143 x64 (vcvars64 + Ninja)-Release" -G Ninja -DCMAKE_BUILD_TYPE=Release

Build:

cmake --build "build/MSVC v143 x64 (vcvars64 + Ninja)-Release" --config Release --target all --

Run:

.\build\MSVC v143 x64 (vcvars64 + Ninja)-Release\bin\snappin.exe

Project layout

src/
  app/       app wiring, actions, tray, runtime services
  ui/        overlay, toolbar, settings, annotate, pin windows
  capture/   capture backends and service interface
  export/    clipboard and file export
  core/      shared types and contracts
tests/
docs/

Specs

• docs/spec/00-Scope.md
• docs/spec/01-Capture.md
• docs/spec/02-Pin.md
• docs/spec/03-Mark.md
• docs/spec/03-Shortcuts-Actions.md
• docs/spec/04-Roadmap.md

License

TBD