Returns true when a hatch pattern name denotes a solid fill.
LibreDWG (and some older writers) emit _SOLID instead of SOLID. Treat both — and any leading-underscore / case variant — as solid so fill is not dropped when definitionLines are empty.
_SOLID
SOLID
definitionLines
Returns true when a hatch pattern name denotes a solid fill.
LibreDWG (and some older writers) emit
_SOLIDinstead ofSOLID. Treat both — and any leading-underscore / case variant — as solid so fill is not dropped whendefinitionLinesare empty.