Boolean operations and offsetting library in Javascript
npm install clipper-lib> forked from Javascript Clipper
The Javascript Clipper library performs clipping and offsetting for both lines and polygons. All four boolean clipping operations are supported - intersection, union, difference and exclusive-or. Polygons can be of any shape including self-intersecting polygons.
Javascript Clipper is a port of Angus Johnson's Clipper library:
LIVE DEMO:
Information and examples:
Donate Javascript Clipper Project:
Use cases:
* Over 1500 schools in the UK uses Javascript Clipper in Digimap for Schools service. Digimap for Schools is an online mapping service for use by teachers and pupils. Read more:
- Line and polygon clipping - intersection, union, difference & xor
- Line and polygon offsetting with 3 types of joining - miter, square and round
- Polygons can be of any shape, including self-intersecting polygons
- Minkowski Addition and Minkowski Difference functions included
- The library is written in Javascript
- Comprehensive documentation
- Demos use inline SVG and Canvas libraries
- The library is significantly faster than commercial alternatives
- Uses Tom Wu's fast big integer library
- UMD support
Algorithms, Graphics