TLine constructor
TLine({})
Implementation
TLine({
required int startX,
required int startY,
required int endX,
required int endY,
required int width,
TLineM line= TLineM.solidLine,
}) {
_startX = startX;
_startY = startY;
_endX = endX;
_endY = endY;
_width = width;
_line = line;
}