Function PSL_plotarc

src/postscriptlight.c:3676–3693

}

int PSL_plotarc (struct PSL_CTRL *PSL, double x, double y, double radius, double az1, double az2, int type) {
	/* Plot an arc with radius running in azimuth from az1 to az2.
	 * Type is a combination of the following:
	 * PSL_DRAW   (0) : Draw a line segment
	 * PSL_MOVE   (1) : Move to the new anchor point (x,y) first
	 * PSL_STROKE (2) : Stroke the line
	 */
	int ir;

	if (fabs (az1 - az2) > 360.0) return (PSL_BAD_RANGE);
	if (radius < 0.0) return (PSL_BAD_SIZE);
	ir = psl_iz (PSL, radius);
	if (type & PSL_MOVE) PSL_command (PSL, "N ");
	PSL_command (PSL, "%d %d %d %.12g %.12g arc", psl_ix(PSL, x), psl_iy(PSL, y), ir, az1, az2);
	if (az1 > az2) PSL_command(PSL, "n");
	PSL_command (PSL, (type & PSL_STROKE) ? " S\n" : "\n");
	return (PSL_NO_ERROR);
}

int PSL_plotaxis (struct PSL_CTRL *PSL, double annotation_int, char *label, double annotfontsize, int side) {
	/* Expects PSL_beginaxes to have been called first */