From a695a1c7515502563c08dfb47dec9c0756b8c031 Mon Sep 17 00:00:00 2001
From: lecoanet
Date: Fri, 26 May 2000 08:38:23 +0000
Subject: Correction d'un bug emp�chant le fonctionnement de curves ne
 comportant qu'un point. Correction de la sous commande add de coords. Le
 nombre de points n'�tait pas augment�. Mise � jour de la structure de classe.

---
 generic/Curve.c | 20 +++++++++++++-------
 1 file changed, 13 insertions(+), 7 deletions(-)

diff --git a/generic/Curve.c b/generic/Curve.c
index 1a9be02..5ada355 100644
--- a/generic/Curve.c
+++ b/generic/Curve.c
@@ -587,7 +587,7 @@ ReduceContours(ZnPoly	*poly_in,
   ZnContour	*c;
   ZnBool	*hole;
   ZnPoly	cpoly, rpoly;
-  
+
   POLY_INIT(poly_out);
   for (i = 0, hole = poly_in->holes, c = poly_in->contours;
        i < poly_in->num_contours; i++, c++, hole++) {
@@ -634,7 +634,6 @@ ComputeCoordinates(Item		item,
   }
   else if (ISCLEAR(cv->flags, REDUCED_BIT)) {
     ZnPoly	poly;
-    printf("Contour reduction\n");
     ReduceContours(&cv->shape, &poly);
     POLY_SET(&cv->shape, &poly);
     SET(cv->flags, REDUCED_BIT);    
@@ -670,7 +669,8 @@ ComputeCoordinates(Item		item,
      * the first.
      */
     if ((c1->points[0].x == c1->points[c1->num_points-1].x) &&
-	(c1->points[0].y == c1->points[c1->num_points-1].y)) {
+	(c1->points[0].y == c1->points[c1->num_points-1].y) &&
+	(c1->num_points != 1)) {
       c1->num_points--;
     }
     c2->num_points = c1->num_points;
@@ -840,16 +840,16 @@ ToArea(Item	item,
       if (!first_done) {
 	first_done = True;
 	result = PolygonInBBox(points, num_points, area, &area_enclosed);
-	printf("contour %d, result %d, area_enclosed %d\n",
-	       i, result, area_enclosed);
+	/*printf("contour %d, result %d, area_enclosed %d\n",
+	  i, result, area_enclosed);*/
 	if (cv->shape.holes[i] && area_enclosed) {
 	  return -1;
 	}
       }
       else {
 	result2 = PolygonInBBox(points, num_points, area, &area_enclosed);
-	printf("contour %d, result %d, area_enclosed %d\n",
-	       i, result2, area_enclosed);
+	/*printf("contour %d, result %d, area_enclosed %d\n",
+	  i, result2, area_enclosed);*/
 	if (cv->shape.holes[i] && area_enclosed) {
 	  return -1;
 	}
@@ -1495,6 +1495,7 @@ Coords(Item	item,
     for (i = 0; i < *num_pts; i++, index++) {
       c->points[index] = (*pts)[i];
     }
+    c->num_points += *num_pts;
     CLEAR(cv->flags, REDUCED_BIT);
     ITEM.Invalidate(item, ZN_COORDS_FLAG);
   }
@@ -1573,6 +1574,11 @@ static ItemClassStruct CURVE_ITEM_CLASS = {
   NULL,			/* GetAnchor */
   GetClipVertices,
   Coords,
+  NULL,			/* InsertChars */
+  NULL,			/* DeleteChars */
+  NULL,			/* Cursor */
+  NULL,			/* Index */
+  NULL,			/* Selection */
   Contour,
   ComputeCoordinates,
   ToArea,
-- 
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