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

Lines Matching refs:linePtr
76 			    Tk_Canvas canvas, LineItem *linePtr,
79 			    LineItem *linePtr));
84 			    LineItem *linePtr));
227     LineItem *linePtr = (LineItem *) itemPtr;
244     linePtr->canvas = canvas;
245     linePtr->numPoints = 0;
246     linePtr->coordPtr = NULL;
247     linePtr->width = 1;
248     linePtr->fg = None;
249     linePtr->fillStipple = None;
250     linePtr->capStyle = CapButt;
251     linePtr->joinStyle = JoinRound;
252     linePtr->gc = None;
253     linePtr->arrowGC = None;
260     linePtr->arrow = noneUid;
261     linePtr->arrowShapeA = 8.0;
262     linePtr->arrowShapeB = 10.0;
263     linePtr->arrowShapeC = 3.0;
264     linePtr->firstArrowPtr = NULL;
265     linePtr->lastArrowPtr = NULL;
266     linePtr->smooth = 0;
267     linePtr->splineSteps = 12;
324     LineItem *linePtr = (LineItem *) itemPtr;
332 	numCoords = 2*linePtr->numPoints;
333 	if (linePtr->firstArrowPtr != NULL) {
334 	    coordPtr = linePtr->firstArrowPtr;
336 	    coordPtr = linePtr->coordPtr;
340 		coordPtr = linePtr->coordPtr+2;
342 	    if ((linePtr->lastArrowPtr != NULL) && (i == (numCoords-2))) {
343 		coordPtr = linePtr->lastArrowPtr;
360 	if (linePtr->numPoints != numPoints) {
361 	    if (linePtr->coordPtr != NULL) {
362 		ckfree((char *) linePtr->coordPtr);
364 	    linePtr->coordPtr = (double *) ckalloc((unsigned)
366 	    linePtr->numPoints = numPoints;
370 		    &linePtr->coordPtr[i]) != TCL_OK) {
380 	if (linePtr->firstArrowPtr != NULL) {
381 	    ckfree((char *) linePtr->firstArrowPtr);
382 	    linePtr->firstArrowPtr = NULL;
384 	if (linePtr->lastArrowPtr != NULL) {
385 	    ckfree((char *) linePtr->lastArrowPtr);
386 	    linePtr->lastArrowPtr = NULL;
388 	if (linePtr->arrow != noneUid) {
389 	    ConfigureArrows(canvas, linePtr);
391 	ComputeLineBbox(canvas, linePtr);
425     LineItem *linePtr = (LineItem *) itemPtr;
433 	    (char *) linePtr, flags) != TCL_OK) {
442     if (linePtr->fg == NULL) {
445 	gcValues.foreground = linePtr->fg->pixel;
446 	gcValues.join_style = linePtr->joinStyle;
447 	if (linePtr->width < 0) {
448 	    linePtr->width = 1;
450 	gcValues.line_width = linePtr->width;
452 	if (linePtr->fillStipple != None) {
453 	    gcValues.stipple = linePtr->fillStipple;
457 	if (linePtr->arrow == noneUid) {
458 	    gcValues.cap_style = linePtr->capStyle;
465     if (linePtr->gc != None) {
466 	Tk_FreeGC(Tk_Display(tkwin), linePtr->gc);
468     if (linePtr->arrowGC != None) {
469 	Tk_FreeGC(Tk_Display(tkwin), linePtr->arrowGC);
471     linePtr->gc = newGC;
472     linePtr->arrowGC = arrowGC;
478     if (linePtr->splineSteps < 1) {
479 	linePtr->splineSteps = 1;
480     } else if (linePtr->splineSteps > 100) {
481 	linePtr->splineSteps = 100;
490     if ((linePtr->firstArrowPtr != NULL) && (linePtr->arrow != firstUid)
491 	    && (linePtr->arrow != bothUid)) {
492 	linePtr->coordPtr[0] = linePtr->firstArrowPtr[0];
493 	linePtr->coordPtr[1] = linePtr->firstArrowPtr[1];
494 	ckfree((char *) linePtr->firstArrowPtr);
495 	linePtr->firstArrowPtr = NULL;
497     if ((linePtr->lastArrowPtr != NULL) && (linePtr->arrow != lastUid)
498 	    && (linePtr->arrow != bothUid)) {
501 	i = 2*(linePtr->numPoints-1);
502 	linePtr->coordPtr[i] = linePtr->lastArrowPtr[0];
503 	linePtr->coordPtr[i+1] = linePtr->lastArrowPtr[1];
504 	ckfree((char *) linePtr->lastArrowPtr);
505 	linePtr->lastArrowPtr = NULL;
507     if (linePtr->arrow != noneUid) {
508 	if ((linePtr->arrow != firstUid) && (linePtr->arrow != lastUid)
509 		&& (linePtr->arrow != bothUid)) {
511 		    linePtr->arrow, "\": must be none, first, last, or both",
513 	    linePtr->arrow = noneUid;
516 	ConfigureArrows(canvas, linePtr);
523     ComputeLineBbox(canvas, linePtr);
553     LineItem *linePtr = (LineItem *) itemPtr;
555     if (linePtr->coordPtr != NULL) {
556 	ckfree((char *) linePtr->coordPtr);
558     if (linePtr->fg != NULL) {
559 	Tk_FreeColor(linePtr->fg);
561     if (linePtr->fillStipple != None) {
562 	Tk_FreeBitmap(display, linePtr->fillStipple);
564     if (linePtr->gc != None) {
565 	Tk_FreeGC(display, linePtr->gc);
567     if (linePtr->arrowGC != None) {
568 	Tk_FreeGC(display, linePtr->arrowGC);
570     if (linePtr->firstArrowPtr != NULL) {
571 	ckfree((char *) linePtr->firstArrowPtr);
573     if (linePtr->lastArrowPtr != NULL) {
574 	ckfree((char *) linePtr->lastArrowPtr);
598 ComputeLineBbox(canvas, linePtr)
600     LineItem *linePtr;			/* Item whose bbos is to be
606     coordPtr = linePtr->coordPtr;
607     linePtr->header.x1 = linePtr->header.x2 = *coordPtr;
608     linePtr->header.y1 = linePtr->header.y2 = coordPtr[1];
620     for (i = 1, coordPtr = linePtr->coordPtr+2; i < linePtr->numPoints;
622 	TkIncludePoint((Tk_Item *) linePtr, coordPtr);
624     width = linePtr->width;
628     linePtr->header.x1 -= width;
629     linePtr->header.x2 += width;
630     linePtr->header.y1 -= width;
631     linePtr->header.y2 += width;
639     if (linePtr->joinStyle == JoinMiter) {
640 	for (i = linePtr->numPoints, coordPtr = linePtr->coordPtr; i >= 3;
648 		    TkIncludePoint((Tk_Item *) linePtr, miter+j);
658     if (linePtr->arrow != noneUid) {
659 	if (linePtr->arrow != lastUid) {
660 	    for (i = 0, coordPtr = linePtr->firstArrowPtr; i < PTS_IN_ARROW;
662 		TkIncludePoint((Tk_Item *) linePtr, coordPtr);
665 	if (linePtr->arrow != firstUid) {
666 	    for (i = 0, coordPtr = linePtr->lastArrowPtr; i < PTS_IN_ARROW;
668 		TkIncludePoint((Tk_Item *) linePtr, coordPtr);
678     linePtr->header.x1 -= 1;
679     linePtr->header.x2 += 1;
680     linePtr->header.y1 -= 1;
681     linePtr->header.y2 += 1;
713     LineItem *linePtr = (LineItem *) itemPtr;
720     if (linePtr->gc == None) {
731     if ((linePtr->smooth) && (linePtr->numPoints > 2)) {
732 	numPoints = 1 + linePtr->numPoints*linePtr->splineSteps;
734 	numPoints = linePtr->numPoints;
743     if ((linePtr->smooth) && (linePtr->numPoints > 2)) {
744 	numPoints = TkMakeBezierCurve(canvas, linePtr->coordPtr,
745 		linePtr->numPoints, linePtr->splineSteps, pointPtr,
748 	for (i = 0, coordPtr = linePtr->coordPtr, pPtr = pointPtr;
749 		i < linePtr->numPoints;  i += 1, coordPtr += 2, pPtr++) {
762     if (linePtr->fillStipple != None) {
763 	Tk_CanvasSetStippleOrigin(canvas, linePtr->gc);
764 	Tk_CanvasSetStippleOrigin(canvas, linePtr->arrowGC);
766     XDrawLines(display, drawable, linePtr->gc, pointPtr, numPoints,
776     if (linePtr->firstArrowPtr != NULL) {
777 	TkFillPolygon(canvas, linePtr->firstArrowPtr, PTS_IN_ARROW,
778 		display, drawable, linePtr->gc, NULL);
780     if (linePtr->lastArrowPtr != NULL) {
781 	TkFillPolygon(canvas, linePtr->lastArrowPtr, PTS_IN_ARROW,
782 		display, drawable, linePtr->gc, NULL);
784     if (linePtr->fillStipple != None) {
785 	XSetTSOrigin(display, linePtr->gc, 0, 0);
786 	XSetTSOrigin(display, linePtr->arrowGC, 0, 0);
818     LineItem *linePtr = (LineItem *) itemPtr;
835     if ((linePtr->smooth) && (linePtr->numPoints > 2)) {
836 	numPoints = 1 + linePtr->numPoints*linePtr->splineSteps;
843 	numPoints = TkMakeBezierCurve(canvas, linePtr->coordPtr,
844 		linePtr->numPoints, linePtr->splineSteps, (XPoint *) NULL,
847 	numPoints = linePtr->numPoints;
848 	linePoints = linePtr->coordPtr;
867 	if (((linePtr->capStyle == CapRound) && (count == numPoints))
868 		|| ((linePtr->joinStyle == JoinRound)
871 		    - linePtr->width/2.0;
887 	    TkGetButtPoints(coordPtr+2, coordPtr, (double) linePtr->width,
888 		    linePtr->capStyle == CapProjecting, poly, poly+2);
889 	} else if ((linePtr->joinStyle == JoinMiter) && !changedMiterToBevel) {
895 	    TkGetButtPoints(coordPtr+2, coordPtr, (double) linePtr->width, 0,
905 	    if ((linePtr->joinStyle == JoinBevel) || changedMiterToBevel) {
919 	    TkGetButtPoints(coordPtr, coordPtr+2, (double) linePtr->width,
920 		    linePtr->capStyle == CapProjecting, poly+4, poly+6);
921 	} else if (linePtr->joinStyle == JoinMiter) {
923 		    (double) linePtr->width, poly+4, poly+6) == 0) {
925 		TkGetButtPoints(coordPtr, coordPtr+2, (double) linePtr->width,
929 	    TkGetButtPoints(coordPtr, coordPtr+2, (double) linePtr->width, 0,
948     if (linePtr->capStyle == CapRound) {
950 		- linePtr->width/2.0;
963     if (linePtr->arrow != noneUid) {
964 	if (linePtr->arrow != lastUid) {
965 	    dist = TkPolygonToPoint(linePtr->firstArrowPtr, PTS_IN_ARROW,
974 	if (linePtr->arrow != firstUid) {
975 	    dist = TkPolygonToPoint(linePtr->lastArrowPtr, PTS_IN_ARROW,
987     if ((linePoints != staticSpace) && (linePoints != linePtr->coordPtr)) {
1021     LineItem *linePtr = (LineItem *) itemPtr;
1031     if ((linePtr->smooth) && (linePtr->numPoints > 2)) {
1032 	numPoints = 1 + linePtr->numPoints*linePtr->splineSteps;
1039 	numPoints = TkMakeBezierCurve(canvas, linePtr->coordPtr,
1040 		linePtr->numPoints, linePtr->splineSteps, (XPoint *) NULL,
1043 	numPoints = linePtr->numPoints;
1044 	linePoints = linePtr->coordPtr;
1052 	    (double) linePtr->width, linePtr->capStyle, linePtr->joinStyle,
1062     if (linePtr->arrow != noneUid) {
1063 	if (linePtr->arrow != lastUid) {
1064 	    if (TkPolygonToArea(linePtr->firstArrowPtr, PTS_IN_ARROW,
1070 	if (linePtr->arrow != firstUid) {
1071 	    if (TkPolygonToArea(linePtr->lastArrowPtr, PTS_IN_ARROW,
1080     if ((linePoints != staticSpace) && (linePoints != linePtr->coordPtr)) {
1115     LineItem *linePtr = (LineItem *) itemPtr;
1124     if (linePtr->firstArrowPtr != NULL) {
1125 	linePtr->coordPtr[0] = linePtr->firstArrowPtr[0];
1126 	linePtr->coordPtr[1] = linePtr->firstArrowPtr[1];
1127 	ckfree((char *) linePtr->firstArrowPtr);
1128 	linePtr->firstArrowPtr = NULL;
1130     if (linePtr->lastArrowPtr != NULL) {
1133 	i = 2*(linePtr->numPoints-1);
1134 	linePtr->coordPtr[i] = linePtr->lastArrowPtr[0];
1135 	linePtr->coordPtr[i+1] = linePtr->lastArrowPtr[1];
1136 	ckfree((char *) linePtr->lastArrowPtr);
1137 	linePtr->lastArrowPtr = NULL;
1139     for (i = 0, coordPtr = linePtr->coordPtr; i < linePtr->numPoints;
1144     if (linePtr->arrow != noneUid) {
1145 	ConfigureArrows(canvas, linePtr);
1147     ComputeLineBbox(canvas, linePtr);
1176     LineItem *linePtr = (LineItem *) itemPtr;
1180     for (i = 0, coordPtr = linePtr->coordPtr; i < linePtr->numPoints;
1185     if (linePtr->firstArrowPtr != NULL) {
1186 	for (i = 0, coordPtr = linePtr->firstArrowPtr; i < PTS_IN_ARROW;
1192     if (linePtr->lastArrowPtr != NULL) {
1193 	for (i = 0, coordPtr = linePtr->lastArrowPtr; i < PTS_IN_ARROW;
1199     ComputeLineBbox(canvas, linePtr);
1234     LineItem *linePtr = (LineItem *) recordPtr;
1256     if ((Tk_CanvasGetCoord(interp, linePtr->canvas, argv[0], &a) != TCL_OK)
1257 	    || (Tk_CanvasGetCoord(interp, linePtr->canvas, argv[1], &b)
1259 	    || (Tk_CanvasGetCoord(interp, linePtr->canvas, argv[2], &c)
1263     linePtr->arrowShapeA = a;
1264     linePtr->arrowShapeB = b;
1265     linePtr->arrowShapeC = c;
1292     Tk_Window tkwin;		/* Window associated with linePtr's widget. */
1299     LineItem *linePtr = (LineItem *) recordPtr;
1303     sprintf(buffer, "%.5g %.5g %.5g", linePtr->arrowShapeA,
1304 	    linePtr->arrowShapeB, linePtr->arrowShapeC);
1322  *	Information in linePtr is set up for one or two arrowheads.
1333 ConfigureArrows(canvas, linePtr)
1337     LineItem *linePtr;			/* Item to configure for arrows. */
1357     shapeA = linePtr->arrowShapeA + 0.001;
1358     shapeB = linePtr->arrowShapeB + 0.001;
1359     shapeC = linePtr->arrowShapeC + linePtr->width/2.0 + 0.001;
1367     fracHeight = (linePtr->width/2.0)/shapeC;
1369     if (linePtr->arrow != lastUid) {
1370 	poly = linePtr->firstArrowPtr;
1374 	    poly[0] = poly[10] = linePtr->coordPtr[0];
1375 	    poly[1] = poly[11] = linePtr->coordPtr[1];
1376 	    linePtr->firstArrowPtr = poly;
1378 	dx = poly[0] - linePtr->coordPtr[2];
1379 	dy = poly[1] - linePtr->coordPtr[3];
1406 	linePtr->coordPtr[0] = poly[0] - backup*cosTheta;
1407 	linePtr->coordPtr[1] = poly[1] - backup*sinTheta;
1414     if (linePtr->arrow != firstUid) {
1415 	coordPtr = linePtr->coordPtr + 2*(linePtr->numPoints-2);
1416 	poly = linePtr->lastArrowPtr;
1422 	    linePtr->lastArrowPtr = poly;
1485     LineItem *linePtr = (LineItem *) itemPtr;
1489     if (linePtr->fg == NULL) {
1498     if ((!linePtr->smooth) || (linePtr->numPoints <= 2)) {
1499 	Tk_CanvasPsPath(interp, canvas, linePtr->coordPtr, linePtr->numPoints);
1501 	if (linePtr->fillStipple == None) {
1502 	    TkMakeBezierPostscript(interp, canvas, linePtr->coordPtr,
1503 		    linePtr->numPoints);
1518 	    numPoints = 1 + linePtr->numPoints*linePtr->splineSteps;
1524 	    numPoints = TkMakeBezierCurve(canvas, linePtr->coordPtr,
1525 		    linePtr->numPoints, linePtr->splineSteps, (XPoint *) NULL,
1538     sprintf(buffer, "%d setlinewidth\n", linePtr->width);
1541     if (linePtr->capStyle == CapRound) {
1543     } else if (linePtr->capStyle == CapProjecting) {
1548     if (linePtr->joinStyle == JoinRound) {
1550     } else if (linePtr->joinStyle == JoinBevel) {
1554     if (Tk_CanvasPsColor(interp, canvas, linePtr->fg) != TCL_OK) {
1557     if (linePtr->fillStipple != None) {
1559 	if (Tk_CanvasPsStipple(interp, canvas, linePtr->fillStipple)
1571     if (linePtr->firstArrowPtr != NULL) {
1572 	if (linePtr->fillStipple != None) {
1576 	if (ArrowheadPostscript(interp, canvas, linePtr,
1577 		linePtr->firstArrowPtr) != TCL_OK) {
1581     if (linePtr->lastArrowPtr != NULL) {
1582 	if (linePtr->fillStipple != None) {
1585 	if (ArrowheadPostscript(interp, canvas, linePtr,
1586 		linePtr->lastArrowPtr) != TCL_OK) {
1616 ArrowheadPostscript(interp, canvas, linePtr, arrowPtr)
1620     LineItem *linePtr;			/* Line item for which Postscript is
1626     if (linePtr->fillStipple != None) {
1628 	if (Tk_CanvasPsStipple(interp, canvas, linePtr->fillStipple)