map_utils_core 0.0.1

Platform-agnostic geometry algorithms, shape models, drawing state, snapping, undo/redo, and GeoJSON utilities. No map-SDK dependency — works with any map engine.

0.0.1

• Initial public release
• Drawing state with mode management and undo/redo
• Sealed shape models: polygon, polyline, circle, rectangle
• Shape styles with stroke type, border color, fill color, selected state
• Geometry utilities: area, perimeter, distance, centroid, midpoint, simplify, smooth
• GeoJSON import/export
• Snapping engine: vertex, midpoint, edge, intersection, grid, perpendicular
• Selection utilities with closest-shape hit testing
• Shared UI widgets: DrawingToolbar, ShapeInfoPanel