From f8c4a63cf27597af47f88363b45abfc0f869e660 Mon Sep 17 00:00:00 2001
From: lecoanet
Date: Thu, 16 May 2002 09:40:36 +0000
Subject: Adaptation suite au remaniement du code des images. Ajout de
 l'attribut -composealpha. Mise en correspondance des types d'attributs avec
 la doc. Adaptation des prototypes de ToArea et Pick pour accomoder les
 nouvelles fonctionalit�s des commandes de find/addtag. Suppression de la
 variable de classe has_fields

---
 generic/Curve.c | 224 ++++++++++++++++++++++----------------------------------
 1 file changed, 88 insertions(+), 136 deletions(-)

(limited to 'generic/Curve.c')

diff --git a/generic/Curve.c b/generic/Curve.c
index 46f55dc..811872a 100644
--- a/generic/Curve.c
+++ b/generic/Curve.c
@@ -75,7 +75,7 @@ typedef struct _CurveItemStruct {
   /* Public data */
   ZnPoly	shape;
   unsigned short flags;
-  Pixmap	marker;
+  ZnImage	marker;
   ZnLineEnd	first_end;	/* These two are considered only if relief is flat */
   ZnLineEnd	last_end;
   LineStyle	line_style;	/* This is considered only if relief is flat */
@@ -83,15 +83,14 @@ typedef struct _CurveItemStruct {
   int		join_style;
   ReliefStyle	relief;
   ZnDim		line_width;	/* If 0 the path is not drawn, if <2 relief is flat */
-  Pixmap	fill_pattern;
+  ZnImage	fill_pattern;
   ZnGradient	*fill_color;
-  Pixmap	line_pattern;
+  ZnImage	line_pattern;
   ZnGradient	*line_color;
   ZnGradient	*marker_color;
-  char		*tile_name;
+  ZnImage	tile;
   
   /* Private data */
-  ZnImage	tile;
   ZnPoly	dev_shape;
   ZnGradient	*gradient;
   ZnTriStrip	tristrip;
@@ -104,6 +103,9 @@ static ZnAttrConfig	cv_attrs[] = {
     ZN_COORDS_FLAG, False },
   { ZN_CONFIG_BOOL, "-closed", NULL,
     Tk_Offset(CurveItemStruct, flags), CLOSED_BIT, ZN_COORDS_FLAG, False },
+  { ZN_CONFIG_BOOL, "-composealpha", NULL,
+    Tk_Offset(CurveItemStruct, header.flags), COMPOSE_ALPHA_BIT,
+    ZN_DRAW_FLAG, False },
   { ZN_CONFIG_BOOL, "-composerotation", NULL,
     Tk_Offset(CurveItemStruct, header.flags), COMPOSE_ROTATION_BIT,
     ZN_COORDS_FLAG, False },
@@ -113,7 +115,7 @@ static ZnAttrConfig	cv_attrs[] = {
   { ZN_CONFIG_GRADIENT, "-fillcolor", NULL,
     Tk_Offset(CurveItemStruct, fill_color), 0,
     ZN_COORDS_FLAG|ZN_BORDER_FLAG, False },
-  { ZN_CONFIG_PATTERN, "-fillpattern", NULL,
+  { ZN_CONFIG_BITMAP, "-fillpattern", NULL,
     Tk_Offset(CurveItemStruct, fill_pattern), 0, ZN_DRAW_FLAG, False },
   { ZN_CONFIG_BOOL, "-filled", NULL,
     Tk_Offset(CurveItemStruct, flags), FILLED_BIT, ZN_COORDS_FLAG, False },
@@ -127,7 +129,7 @@ static ZnAttrConfig	cv_attrs[] = {
   { ZN_CONFIG_GRADIENT, "-linecolor", NULL,
     Tk_Offset(CurveItemStruct, line_color), 0,
     ZN_DRAW_FLAG, False },
-  { ZN_CONFIG_PATTERN, "-linepattern", NULL,
+  { ZN_CONFIG_BITMAP, "-linepattern", NULL,
     Tk_Offset(CurveItemStruct, line_pattern), 0, ZN_DRAW_FLAG, False },
   { ZN_CONFIG_LINE_STYLE, "-linestyle", NULL,
     Tk_Offset(CurveItemStruct, line_style), 0, ZN_DRAW_FLAG, False },
@@ -136,7 +138,7 @@ static ZnAttrConfig	cv_attrs[] = {
   { ZN_CONFIG_PRI, "-priority", NULL,
     Tk_Offset(CurveItemStruct, header.priority), 0,
     ZN_DRAW_FLAG|ZN_REPICK_FLAG, False },
-  { ZN_CONFIG_PATTERN, "-marker", NULL,
+  { ZN_CONFIG_BITMAP, "-marker", NULL,
     Tk_Offset(CurveItemStruct, marker), 0, ZN_COORDS_FLAG, False },
   { ZN_CONFIG_GRADIENT, "-markercolor", NULL,
     Tk_Offset(CurveItemStruct, marker_color), 0, ZN_DRAW_FLAG, False },
@@ -148,11 +150,10 @@ static ZnAttrConfig	cv_attrs[] = {
   { ZN_CONFIG_BOOL, "-smoothrelief", NULL,
     Tk_Offset(CurveItemStruct, flags), SMOOTH_RELIEF_BIT,
     ZN_REPICK_FLAG, False },
-  { ZN_CONFIG_TAGS, "-tags", NULL,
+  { ZN_CONFIG_TAG_LIST, "-tags", NULL,
     Tk_Offset(CurveItemStruct, header.tags), 0, 0, False },
   { ZN_CONFIG_IMAGE, "-tile", NULL,
-    Tk_Offset(CurveItemStruct, tile_name), 0,
-    ZN_DRAW_FLAG|ZN_TILE_FLAG, False },
+    Tk_Offset(CurveItemStruct, tile), 0, ZN_DRAW_FLAG, False },
   { ZN_CONFIG_BOOL, "-visible", NULL,
     Tk_Offset(CurveItemStruct, header.flags), VISIBLE_BIT,
     ZN_DRAW_FLAG|ZN_REPICK_FLAG|ZN_VIS_FLAG, False },
@@ -164,29 +165,6 @@ static ZnAttrConfig	cv_attrs[] = {
 /*
  **********************************************************************************
  *
- * CvTileChange --
- *
- **********************************************************************************
- */
-static void
-CvTileChange(ClientData	client_data,
-	     int	x,
-	     int	y,
-	     int	width,
-	     int	height,
-	     int	image_width,
-	     int	image_height)
-{
-  CurveItem	cv = (CurveItem) client_data;
-
-  InvalidateImage(cv->tile_name);
-  ITEM.Invalidate((Item) cv, ZN_COORDS_FLAG);
-}
-
-
-/*
- **********************************************************************************
- *
  * Init --
  *
  **********************************************************************************
@@ -211,6 +189,7 @@ Init(Item		item,
   /* Init attributes */
   SET(item->flags, VISIBLE_BIT);
   SET(item->flags, SENSITIVE_BIT);
+  SET(item->flags, COMPOSE_ALPHA_BIT);
   SET(item->flags, COMPOSE_ROTATION_BIT);
   SET(item->flags, COMPOSE_SCALE_BIT);
   CLEAR(cv->flags, CLOSED_BIT);
@@ -258,10 +237,9 @@ Init(Item		item,
   cv->line_style = LINE_SIMPLE;
   cv->relief = RELIEF_FLAT;
   cv->line_width = 1;
-  cv->tile_name = "";
   cv->tile = ZnUnspecifiedImage;
-  cv->fill_pattern = ZnUnspecifiedPattern;
-  cv->line_pattern = ZnUnspecifiedPattern;
+  cv->fill_pattern = ZnUnspecifiedImage;
+  cv->line_pattern = ZnUnspecifiedImage;
   cv->cap_style = CapRound;
   cv->join_style = JoinRound;
   
@@ -270,7 +248,7 @@ Init(Item		item,
    * being unspecified.
    */
   SET(cv->flags, MARKED_BIT);
-  cv->marker = ZnUnspecifiedPattern;
+  cv->marker = ZnUnspecifiedImage;
   cv->fill_color = ZnGetGradientByValue(wi->fore_color);
   cv->line_color = ZnGetGradientByValue(wi->fore_color);
   cv->marker_color = ZnGetGradientByValue(wi->fore_color);
@@ -290,8 +268,6 @@ static void
 Clone(Item	item)
 {
   CurveItem	cv = (CurveItem) item;
-  WidgetInfo	*wi = item->wi;
-  char		*text;
   int		i;
   ZnContour	*conts;
   ZnBool	*holes;
@@ -327,10 +303,6 @@ Clone(Item	item)
   if (cv->gradient) {
     cv->gradient = ZnGetGradientByValue(cv->gradient);
   }
-  if (cv->line_pattern != ZnUnspecifiedPattern) {
-    cv->line_pattern = Tk_GetBitmap(wi->interp, wi->win,
-				    Tk_NameOfBitmap(wi->dpy, cv->line_pattern));
-  }
   if (cv->first_end) {
     LineEndDuplicate(cv->first_end);
   }
@@ -338,19 +310,16 @@ Clone(Item	item)
     LineEndDuplicate(cv->last_end);
   }
   if (cv->tile != ZnUnspecifiedImage) {
-    text = ZnMalloc((strlen(cv->tile_name) + 1) * sizeof(char));
-    strcpy(text, cv->tile_name);
-    cv->tile_name = text;
-    cv->tile = Tk_GetImage(wi->interp, wi->win, cv->tile_name,
-			   CvTileChange, (ClientData) cv);
+    cv->tile = ZnGetImageByValue(cv->tile);
+  }
+  if (cv->line_pattern != ZnUnspecifiedImage) {
+    cv->line_pattern = ZnGetImageByValue(cv->line_pattern);
   }
-  if (cv->fill_pattern != ZnUnspecifiedPattern) {
-    cv->fill_pattern = Tk_GetBitmap(wi->interp, wi->win,
-				    Tk_NameOfBitmap(wi->dpy, cv->fill_pattern));
+  if (cv->fill_pattern != ZnUnspecifiedImage) {
+    cv->fill_pattern = ZnGetImageByValue(cv->fill_pattern);
   }
-  if (cv->marker != ZnUnspecifiedPattern) {
-    cv->marker = Tk_GetBitmap(wi->interp, wi->win,
-			      Tk_NameOfBitmap(wi->dpy, cv->marker));
+  if (cv->marker != ZnUnspecifiedImage) {
+    cv->marker = ZnGetImageByValue(cv->marker);
   }
   cv->line_color = ZnGetGradientByValue(cv->line_color);
   cv->fill_color = ZnGetGradientByValue(cv->fill_color);
@@ -369,7 +338,6 @@ Clone(Item	item)
 static void
 Destroy(Item	item)
 {
-  WidgetInfo	*wi = item->wi;
   CurveItem	cv = (CurveItem) item;
 
   POLY_FREE(&cv->shape);
@@ -389,20 +357,20 @@ Destroy(Item	item)
     ZnFreeGradient(cv->gradient);
   }
   if (cv->tile != ZnUnspecifiedImage) {
-    Tk_FreeImage(cv->tile);
+    ZnFreeImage(cv->tile);
     cv->tile = ZnUnspecifiedImage;
   }
-  if (strlen(cv->tile_name) != 0) {
-    ZnFree(cv->tile_name);
-  }
-  if (cv->line_pattern != ZnUnspecifiedPattern) {
-    Tk_FreeBitmap(wi->dpy, cv->line_pattern);
+  if (cv->line_pattern != ZnUnspecifiedImage) {
+    ZnFreeImage(cv->line_pattern);
+    cv->line_pattern = ZnUnspecifiedImage;
   }
-  if (cv->fill_pattern != ZnUnspecifiedPattern) {
-    Tk_FreeBitmap(wi->dpy, cv->fill_pattern);
+  if (cv->fill_pattern != ZnUnspecifiedImage) {
+    ZnFreeImage(cv->fill_pattern);
+    cv->fill_pattern = ZnUnspecifiedImage;
   }
-  if (cv->marker != ZnUnspecifiedPattern) {
-    Tk_FreeBitmap(wi->dpy, cv->marker);
+  if (cv->marker != ZnUnspecifiedImage) {
+    ZnFreeImage(cv->marker);
+    cv->marker = ZnUnspecifiedImage;
   }
   ZnFreeGradient(cv->fill_color);
   ZnFreeGradient(cv->line_color);
@@ -434,7 +402,7 @@ SetRenderFlags(CurveItem	cv)
 	 (cv->line_width > 1));
 
   ASSIGN(cv->flags, MARKER_OK,
-	 (cv->marker != ZnUnspecifiedPattern) &&
+	 (cv->marker != ZnUnspecifiedImage) &&
 	 ISCLEAR(cv->flags, RELIEF_OK));
   
   ASSIGN(cv->flags, FIRST_END_OK,
@@ -486,12 +454,6 @@ Configure(Item		item,
       status = ZN_ERROR;
     }
   }
-  if (ISSET(*flags, ZN_TILE_FLAG)) {
-    if (ValidateImage(wi, item, cv->tile_name, CvTileChange,
-		      &cv->tile, "curve -tile") == ZN_ERROR) {
-      status = ZN_ERROR;
-    }
-  }
 
   return status;
 }
@@ -704,7 +666,7 @@ ComputeCoordinates(Item		item,
       /*
        * Add to bounding box. 
        */
-      GetPolygonReliefBBox(points, num_points, (*cw ^ *holes)?-lw:lw, &bbox);
+      ZnGetPolygonReliefBBox(points, num_points, (*cw ^ *holes)?-lw:lw, &bbox);
       AddBBoxToBBox(&item->item_bounding_box, &bbox);
     }
   }
@@ -749,10 +711,11 @@ ComputeCoordinates(Item		item,
        */
       if (ISSET(cv->flags, MARKER_OK)) {
 	int     w, h;
-	ZnBBox  bbox;      
-	Tk_SizeOfBitmap(wi->dpy, cv->marker, &w, &h);
+	ZnBBox  bbox;
+
+	ZnSizeOfImage(cv->marker, &w, &h);
 	w = w/2 + 2;
-	h = w/2 + 2;
+	h = h/2 + 2;
 	num_points = c2->num_points;
 	for (i = 0, points = c2->points; i < num_points; i++, points++) {
 	  bbox.orig.x = points->x - w;
@@ -794,11 +757,11 @@ ComputeCoordinates(Item		item,
       cv->grad_geo = ZnMalloc(4*sizeof(ZnPoint));
     }
     if (cv->fill_color->type == ZN_AXIAL_GRADIENT) {
-      ComputeAxialGradient(wi, &cv->shape, cv->fill_color->g.angle, cv->grad_geo);
+      ZnComputeAxialGradient(wi, &cv->shape, cv->fill_color->g.angle, cv->grad_geo);
     }
     else if (cv->fill_color->type == ZN_RADIAL_GRADIENT) {
-      ComputeRadialGradient(wi, &cv->dev_shape, &item->item_bounding_box,
-			    &cv->fill_color->g.p, cv->grad_geo);
+      ZnComputeRadialGradient(wi, &cv->dev_shape, &item->item_bounding_box,
+			      &cv->fill_color->g.p, cv->grad_geo);
     }
     else if (cv->fill_color->type == ZN_PATH_GRADIENT) {
       ZnTransformPoint(wi->current_transfo, &cv->fill_color->g.p, &cv->grad_geo[0]);
@@ -825,14 +788,10 @@ ComputeCoordinates(Item		item,
  */
 static int
 ToArea(Item	item,
-       ZnBBox	*area,
-       Tk_Uid	tag_uid,
-       int	enclosed,
-       ZnBool	report)
+       ZnToArea	ta)
 {
   CurveItem	cv = (CurveItem) item;
-  WidgetInfo	*wi = item->wi;
-  ZnBBox	bbox;
+  ZnBBox	bbox, *area = ta->area;
   ZnPoint	*points;
   ZnPoint	end_points[LINE_END_POINTS];
   int		i, num_points, result=-1, result2;
@@ -884,8 +843,9 @@ ToArea(Item	item,
 				  cv->line_width, cv->cap_style, cv->join_style, area);
 	}
 	else {
-	  result = PolygonReliefInBBox(points, num_points,
-				       (cv->dev_shape.cw[0]^cv->shape.holes[0])?-cv->line_width:cv->line_width, area);
+	  result = ZnPolygonReliefInBBox(points, num_points,
+					 (cv->dev_shape.cw[0]^cv->shape.holes[0])?-cv->line_width:cv->line_width,
+					 area);
 	}
 	if (result == 0) {
 	  return 0;
@@ -897,8 +857,9 @@ ToArea(Item	item,
 				   cv->line_width, cv->cap_style, cv->join_style, area);
 	}
 	else {
-	  result2 = PolygonReliefInBBox(points, num_points,
-					(cv->dev_shape.cw[0]^cv->shape.holes[0])?-cv->line_width:cv->line_width, area);
+	  result2 = ZnPolygonReliefInBBox(points, num_points,
+					  (cv->dev_shape.cw[0]^cv->shape.holes[0])?-cv->line_width:cv->line_width,
+					  area);
 	}
 	if (result2 != result) {
 	  return 0;
@@ -943,7 +904,7 @@ ToArea(Item	item,
 	num_points--;
       }
       
-      Tk_SizeOfBitmap(wi->dpy, cv->marker, &width, &height);
+      ZnSizeOfImage(cv->marker, &width, &height);
       for (; num_points > 0; num_points--, points++) {
 	bbox.orig.x = points->x - (width+1)/2;
 	bbox.orig.y = points->y - (height+1)/2;
@@ -992,16 +953,15 @@ Draw(Item	item)
     values.foreground = ZnPixel(ZnGetGradientColor(cv->fill_color, 0.0, NULL));
     gc_mask = GCFillStyle;
     if (cv->tile != ZnUnspecifiedImage) { /* Fill tiled */
-      Pixmap pmap = GetImagePixmap(wi->win, cv->tile_name, cv->tile, NULL);
       values.fill_style = FillTiled;
-      values.tile = pmap;
+      values.tile = ZnImagePixmap(cv->tile, NULL);
       values.ts_x_origin = REAL_TO_INT(item->item_bounding_box.orig.x);
       values.ts_y_origin = REAL_TO_INT(item->item_bounding_box.orig.y);
       gc_mask |= GCTileStipXOrigin|GCTileStipYOrigin|GCTile;
     }
-    else if (cv->fill_pattern != ZnUnspecifiedPattern) { /* Fill stippled */
+    else if (cv->fill_pattern != ZnUnspecifiedImage) { /* Fill stippled */
       values.fill_style = FillStippled;
-      values.stipple = cv->fill_pattern;
+      values.stipple = ZnImagePixmap(cv->fill_pattern, NULL);
       values.ts_x_origin = REAL_TO_INT(item->item_bounding_box.orig.x);
       values.ts_y_origin = REAL_TO_INT(item->item_bounding_box.orig.y);
       gc_mask |= GCTileStipXOrigin|GCTileStipYOrigin|GCStipple|GCForeground;
@@ -1079,23 +1039,23 @@ Draw(Item	item)
 	  }
 	  relief = (relief & ~RELIEF_MASK) | relief_dir;
 	}
-	DrawPolygonRelief(wi, relief, cv->gradient, points, num_points, lw);
+	ZnDrawPolygonRelief(wi, relief, cv->gradient, points, num_points, lw);
       }
     }
     else {
-      SetLineStyle(wi, cv->line_style);
+      ZnSetLineStyle(wi, cv->line_style);
       values.foreground = ZnPixel(ZnGetGradientColor(cv->line_color, 0, NULL));
       values.line_width = (cv->line_width == 1) ? 0 : cv->line_width;
       values.join_style = cv->join_style;
       values.cap_style = cv->cap_style;
-      if (cv->line_pattern == ZnUnspecifiedPattern) {
+      if (cv->line_pattern == ZnUnspecifiedImage) {
 	values.fill_style = FillSolid;
 	XChangeGC(wi->dpy, wi->gc,
 		  GCFillStyle|GCLineWidth|GCJoinStyle|GCCapStyle|GCForeground, &values);
       }
       else {
 	values.fill_style = FillStippled;
-	values.stipple = cv->line_pattern;
+	values.stipple = ZnImagePixmap(cv->line_pattern, NULL);
 	XChangeGC(wi->dpy, wi->gc,
 		  GCFillStyle|GCStipple|GCLineWidth|GCJoinStyle|GCCapStyle|GCForeground,
 		  &values);
@@ -1143,14 +1103,14 @@ Draw(Item	item)
    * if last point join first point suppress markers at end points.
    */
   if (ISSET(cv->flags, MARKER_OK)) {
-    int	width, h_width, height, h_height;
+    int		h_width, h_height, width, height;
     ZnPoint	ptmp;
-    
-    Tk_SizeOfBitmap(wi->dpy, cv->marker, &width, &height);
+
+    ZnSizeOfImage(cv->marker, &width, &height);
     h_width = (width+1)/2;
     h_height = (height+1)/2;
     values.fill_style = FillStippled;
-    values.stipple = cv->marker;
+    values.stipple = ZnImagePixmap(cv->marker, NULL);
     values.foreground = ZnPixel(ZnGetGradientColor(cv->marker_color, 0, NULL));
     XChangeGC(wi->dpy, wi->gc, GCFillStyle|GCStipple|GCForeground, &values);
     for (j = 0; j < cv->dev_shape.num_contours; j++) {
@@ -1242,21 +1202,20 @@ Render(Item	item)
   if (ISSET(cv->flags, FILLED_OK)) {
     glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
     if (!ZnGradientFlat(cv->fill_color)) {
-      RenderGradient(wi, cv->fill_color, CurveRenderCB, cv, cv->grad_geo,
-		     &cv->dev_shape);
+      ZnRenderGradient(wi, cv->fill_color, CurveRenderCB, cv, cv->grad_geo,
+		       &cv->dev_shape);
     }
     else if (cv->tile != ZnUnspecifiedImage) { /* Fill tiled */
-      RenderTile(wi, GetImageTexture(wi->win, cv->tile_name, cv->tile),
-		 cv->fill_color, CurveRenderCB, cv,
-		 (ZnPoint *) &item->item_bounding_box);
+      ZnRenderTile(wi, cv->tile, cv->fill_color, CurveRenderCB, cv,
+		   (ZnPoint *) &item->item_bounding_box);
     }
     else {
-      if (cv->fill_pattern != ZnUnspecifiedPattern) { /* Fill stippled */
+      if (cv->fill_pattern != ZnUnspecifiedImage) { /* Fill stippled */
 	/*
 	 * Setup polygon stippling.
 	 */
 	glEnable(GL_POLYGON_STIPPLE);
-	glPolygonStipple(GetBitmapMask(wi->dpy, cv->fill_pattern)->pixels);
+	glPolygonStipple(ZnImagePattern(cv->fill_pattern, NULL));
       }
       color = ZnGetGradientColor(cv->fill_color, 0.0, &alpha);
       alpha = ZnComposeAlpha(alpha, wi->alpha);
@@ -1301,9 +1260,8 @@ Render(Item	item)
 	  }
 	  relief = (relief & ~RELIEF_MASK) | relief_dir;
 	}
-	RenderPolygonRelief(wi, relief, cv->gradient,
-			    ISSET(cv->flags, SMOOTH_RELIEF_BIT),
-			    points, num_points, line_width);
+	ZnRenderPolygonRelief(wi, relief, cv->gradient, ISSET(cv->flags, SMOOTH_RELIEF_BIT),
+			      points, num_points, line_width);
       }
     }
     else {
@@ -1311,11 +1269,11 @@ Render(Item	item)
       ZnLineEnd	last = ISSET(cv->flags, LAST_END_OK) ? cv->last_end : NULL;
       
       for (j = 0; j < cv->dev_shape.num_contours; j++) {
-	RenderPolyline(wi,
-		       cv->dev_shape.contours[j].points,
-		       cv->dev_shape.contours[j].num_points,
-		       cv->line_width, cv->line_style, cv->cap_style, cv->join_style,
-		       first, last, cv->line_color);
+	ZnRenderPolyline(wi,
+			 cv->dev_shape.contours[j].points,
+			 cv->dev_shape.contours[j].num_points,
+			 cv->line_width, cv->line_style, cv->cap_style, cv->join_style,
+			 first, last, cv->line_color);
       }
     }
   }
@@ -1325,12 +1283,12 @@ Render(Item	item)
    * if last point join first point suppress markers at end points.
    */
   if (ISSET(cv->flags, MARKER_OK)) {
-    int	    width, h_width, height, h_height;
+    int	    h_width, h_height;
     ZnPoint ptmp;
-    
-    Tk_SizeOfBitmap(wi->dpy, cv->marker, &width, &height);
-    h_width = (width+1.0)/2.0;
-    h_height = (height+1.0)/2.0;
+
+    ZnSizeOfImage(cv->marker, &h_width, & h_height);
+    h_width = (h_width+1.0)/2.0;
+    h_height = (h_height+1.0)/2.0;
     for (j = 0; j < cv->dev_shape.num_contours; j++) {
       num_points = cv->dev_shape.contours[j].num_points;
       points = cv->dev_shape.contours[j].points;
@@ -1344,8 +1302,7 @@ Render(Item	item)
       for (; num_points > 0; num_points--, points++) {
 	ptmp.x = points->x - h_width;
 	ptmp.y = points->y - h_height;
-	RenderImage(wi, (ImageBits *) GetBitmapTexture(wi->dpy, cv->marker),
-		    cv->marker_color, &ptmp, True);
+	ZnRenderImage(wi, cv->marker, cv->marker_color, &ptmp, True);
       }
     }
   }
@@ -1378,17 +1335,12 @@ IsSensitive(Item	item,
  */
 static double
 Pick(Item	item,
-     ZnPoint	*p,
-     Item	start_item,
-     int	aperture,
-     Item	*a_item,
-     int	*part)
+     ZnPick	ps)
 {
   CurveItem	cv = (CurveItem) item;
-  WidgetInfo	*wi = item->wi;
   ZnBBox	bbox;
   double	dist=1.0e40, new_dist;
-  ZnPoint	*points;
+  ZnPoint	*points, *p = ps->point;
   ZnPoint	end_points[LINE_END_POINTS];
   int		num_points;
   int		width, height;
@@ -1453,8 +1405,9 @@ Pick(Item	item,
 	}
       }
       else {
-	new_dist = PolygonReliefToPointDist(points, num_points,
-					    (cv->dev_shape.cw[0]^cv->shape.holes[0])?-cv->line_width:cv->line_width, p);
+	new_dist = ZnPolygonReliefToPointDist(points, num_points,
+					      (cv->dev_shape.cw[0]^cv->shape.holes[0])?-cv->line_width:cv->line_width,
+					      p);
 	if (new_dist < dist) {
 	  dist = new_dist;
 	}
@@ -1512,7 +1465,7 @@ Pick(Item	item,
 	num_points--;
       }
       
-      Tk_SizeOfBitmap(wi->dpy, cv->marker, &width, &height);
+      ZnSizeOfImage(cv->marker, &width, &height);
       for (; num_points > 0; num_points--, points++) {
 	bbox.orig.x = points->x - (width+1)/2;
 	bbox.orig.y = points->y - (height+1)/2;
@@ -1920,7 +1873,6 @@ PickVertex(Item		item,
  */
 static ItemClassStruct CURVE_ITEM_CLASS = {
   sizeof(CurveItemStruct),
-  False,		/* has_fields */
   0,			/* num_parts */
   False,		/* has_anchors */
   "curve",
-- 
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