Function getPolygonsPath

InteractiveHtmlBom/web/render.js:215–233

(shape)

}

function getPolygonsPath(shape) {
  if (shape.path2d) {
    return shape.path2d;
  }
  if ("svgpath" in shape) {
    shape.path2d = new Path2D(shape.svgpath);
  } else {
    var path = new Path2D();
    for (var polygon of shape.polygons) {
      path.moveTo(...polygon[0]);
      for (var i = 1; i < polygon.length; i++) {
        path.lineTo(...polygon[i]);
      }
      path.closePath();
    }
    shape.path2d = path;
  }
  return shape.path2d;
}

function drawPolygonShape(ctx, scalefactor, shape, color) {
  ctx.save();