Cross Reference: /ast/src/lib/libtk/generic/tkCanvArc.c

Lines Matching refs:start
26     double start;		/* Angle at which arc begins, in degrees
29 				 * start to end of arc) in degrees between
51 				 * start (see ComputeArcOutline). */
53 				 * start+extent (see ComputeArcOutline). */
82     {TK_CONFIG_DOUBLE, "-start", (char *) NULL, (char *) NULL,
83 	"0", Tk_Offset(ArcItem, start), TK_CONFIG_DONT_SET_DEFAULT},
128 			    double start, double extent));
132 			    double start, double extent));
135 			    double start, double extent));
234     arcPtr->start = 0;
377     i = arcPtr->start/360.0;
378     arcPtr->start -= i*360.0;
379     if (arcPtr->start < 0) {
380 	arcPtr->start += 360.0;
540      * To compute the bounding box, start with the the bbox formed
555     tmp = -arcPtr->start;
564     tmp = 90.0 - arcPtr->start;
573     tmp = 180.0 - arcPtr->start;
582     tmp = 270.0 - arcPtr->start;
639     int start, extent;
656     start = (64*arcPtr->start) + 0.5;
670 		(unsigned) (y2-y1), start, extent);
681 		    (unsigned) (x2-x1), (unsigned) (y2-y1), start, extent);
786     diff = pointAngle - arcPtr->start;
964      * 1. The outside points of the arc, corresponding to start and
973     angle = -arcPtr->start*(PI/180.0);
989     tmp = -arcPtr->start;
999     tmp = 90.0 - arcPtr->start;
1009     tmp = 180.0 - arcPtr->start;
1019     tmp = 270.0 - arcPtr->start;
1093     if (HorizLineToArc(tRect[0], tRect[2], tRect[1], rx, ry, arcPtr->start,
1096 		arcPtr->start, arcPtr->extent)
1098 		arcPtr->start, arcPtr->extent)
1100 		arcPtr->start, arcPtr->extent)) {
1106 	if (HorizLineToArc(tRect[0], tRect[2], tRect[1], rx, ry, arcPtr->start,
1109 		    arcPtr->start, arcPtr->extent)
1111 		    arcPtr->start, arcPtr->extent)
1113 		    arcPtr->start, arcPtr->extent)) {
1272     angle = -arcPtr->start*PI/180.0;
1419  *	infinitely-thin arc section defined by rx, ry, start,
1431 HorizLineToArc(x1, x2, y, rx, ry, start, extent)
1437     double start, extent;	/* Angles that define extent of arc, in
1464     if ((x >= x1) && (x <= x2) && AngleInRange(tx, ty, start, extent)) {
1467     if ((-x >= x1) && (-x <= x2) && AngleInRange(-tx, ty, start, extent)) {
1484  *	infinitely-thin arc section defined by rx, ry, start,
1496 VertLineToArc(x, y1, y2, rx, ry, start, extent)
1502     double start, extent;	/* Angles that define extent of arc, in
1529     if ((y > y1) && (y < y2) && AngleInRange(tx, ty, start, extent)) {
1532     if ((-y > y1) && (-y < y2) && AngleInRange(tx, -ty, start, extent)) {
1549  *	is in the range given by start and extent, where angles
1561 AngleInRange(x, y, start, extent)
1564     double start;		/* First angle, degrees, >=0, <=360. */
1573     diff = diff*(180.0/PI) - start;
1625     ang1 = arcPtr->start;
1629 	ang2 = arcPtr->start;