*** empty log message ***

7 files changed, 74 insertions, 47 deletions

diff --git a/library/graph.tcl b/library/graph.tcl
index 4a8410c..4a49a88 100644
--- a/library/graph.tcl
+++ b/library/graph.tcl
@@ -637,16 +637,24 @@ proc blt::ZoomStack::TitleNext { g } {
     } else {
 	set coords "-Inf Inf"
     }
-    $g marker create text "zoomTitle" -text "Zoom #$level" \
-	-coords $coords -bindtags "" -anchor nw
+    set marker "zoomTitle"
+    if {![$g marker exists $marker]} {
+	$g marker create text $marker -bindtags "" -anchor nw
+    }
+    $g marker configure $marker -text "Zoom #$level" \
+	-coords $coords
 }
 
 proc blt::ZoomStack::TitleLast { g } {
     variable _private
 
+    set marker "zoomTitle"
     set level [llength $_private($g,stack)]
     if { $level > 0 } {
-     	$g marker create text "zoomTitle" -anchor nw -text "Zoom #$level" 
+	if {![$g marker exists $marker]} {
+	    $g marker create text "zoomTitle" -anchor nw
+	}
+     	$g marker configure $marker -text "Zoom #$level" 
     }
 }
 
diff --git a/src/bltGrAxis.C b/src/bltGrAxis.C
index 2eda587..3d9783b 100644
--- a/src/bltGrAxis.C
+++ b/src/bltGrAxis.C
@@ -1005,9 +1005,16 @@ static int AxisCreateOp(Tcl_Interp* interp, Graph* graphPtr,
 static int AxisDeleteOp(Tcl_Interp* interp, Graph* graphPtr, 
 			int objc, Tcl_Obj* const objv[])
 {
+  if (objc<4)
+    return TCL_OK;
+    
   Axis *axisPtr;
-  if (GetAxisFromObj(interp, graphPtr, objv[3], &axisPtr) != TCL_OK)
+  if (GetAxisFromObj(interp, graphPtr, objv[3], &axisPtr) != TCL_OK) {
+    Tcl_AppendResult(interp, "can't find axis \"", 
+		     Tcl_GetString(objv[3]), "\" in \"", 
+		     Tk_PathName(graphPtr->tkwin), "\"", NULL);
     return TCL_ERROR;
+  }
 
   axisPtr->flags |= DELETE_PENDING;
   if (axisPtr->refCount == 0) {
diff --git a/src/bltGrElemOp.C b/src/bltGrElemOp.C
index 5f00912..184a454 100644
--- a/src/bltGrElemOp.C
+++ b/src/bltGrElemOp.C
@@ -644,9 +644,16 @@ static int CreateOp(Graph* graphPtr, Tcl_Interp* interp,
 static int DeleteOp(Graph* graphPtr, Tcl_Interp* interp,
 		    int objc, Tcl_Obj* const objv[])
 {
+  if (objc<4)
+    return TCL_OK;
+    
   Element* elemPtr;
-  if (Blt_GetElement(interp, graphPtr, objv[3], &elemPtr) != TCL_OK)
+  if (Blt_GetElement(interp, graphPtr, objv[3], &elemPtr) != TCL_OK) {
+    Tcl_AppendResult(interp, "can't find element \"", 
+		     Tcl_GetString(objv[3]), "\" in \"", 
+		     Tk_PathName(graphPtr->tkwin), "\"", NULL);
       return TCL_ERROR;
+  }
 
   elemPtr->flags |= DELETE_PENDING;
   Tcl_EventuallyFree(elemPtr, FreeElement);
diff --git a/src/bltGrMarker.C b/src/bltGrMarker.C
index e1c49ca..f17a19f 100644
--- a/src/bltGrMarker.C
+++ b/src/bltGrMarker.C
@@ -412,9 +412,16 @@ static int CreateOp(Graph* graphPtr, Tcl_Interp* interp,
 static int DeleteOp(Graph* graphPtr, Tcl_Interp* interp, 
 		    int objc, Tcl_Obj* const objv[])
 {
+  if (objc<4)
+    return TCL_OK;
+    
   Marker *markerPtr;
-  if (GetMarkerFromObj(NULL, graphPtr, objv[3], &markerPtr) != TCL_OK)
+  if (GetMarkerFromObj(NULL, graphPtr, objv[3], &markerPtr) != TCL_OK) {
+    Tcl_AppendResult(interp, "can't find marker \"", 
+		     Tcl_GetString(objv[3]), "\" in \"", 
+		     Tk_PathName(graphPtr->tkwin), "\"", NULL);
     return TCL_ERROR;
+  }
 
   markerPtr->flags |= DELETE_PENDING;
   Tcl_EventuallyFree(markerPtr, Blt_FreeMarker);
diff --git a/src/bltGrPenOp.C b/src/bltGrPenOp.C
index f8c8ae0..ed28b82 100644
--- a/src/bltGrPenOp.C
+++ b/src/bltGrPenOp.C
@@ -264,16 +264,17 @@ static int CreateOp(Tcl_Interp* interp, Graph* graphPtr,
 static int DeleteOp(Tcl_Interp* interp, Graph* graphPtr, 
 		    int objc, Tcl_Obj* const objv[])
 {
+  if (objc<4)
+    return TCL_OK;
+    
   Pen* penPtr;
-  if (GetPenFromObj(interp, graphPtr, objv[3], &penPtr) != TCL_OK)
-    return TCL_ERROR;
-
-  if (penPtr->flags & DELETE_PENDING) {
+  if (GetPenFromObj(interp, graphPtr, objv[3], &penPtr) != TCL_OK) {
     Tcl_AppendResult(interp, "can't find pen \"", 
 		     Tcl_GetString(objv[3]), "\" in \"", 
-		     Tk_PathName(graphPtr->tkwin), "\"", (char *)NULL);
+		     Tk_PathName(graphPtr->tkwin), "\"", NULL);
     return TCL_ERROR;
   }
+
   penPtr->flags |= DELETE_PENDING;
   if (penPtr->refCount == 0)
     DestroyPen(penPtr);
@@ -331,8 +332,7 @@ static int TypeOp(Tcl_Interp* interp, Graph* graphPtr,
 static Blt_OpSpec penOps[] =
   {
     {"cget", 2, (void*)CgetOp, 5, 5, "penName option",},
-    {"configure", 2, (void*)ConfigureOp, 4, 0,
-     "penName ?penName?... ?option value?...",},
+    {"configure", 2, (void*)ConfigureOp, 4, 0, "penName ?penName?... ?option value?...",},
     {"create", 2, (void*)CreateOp, 4, 0, "penName ?option value?...",},
     {"delete", 2, (void*)DeleteOp, 3, 0, "?penName?...",},
     {"names", 1, (void*)NamesOp, 3, 0, "?pattern?...",},
diff --git a/tests/base.tcl b/tests/base.tcl
index 84f21d2..518f8c6 100644
--- a/tests/base.tcl
+++ b/tests/base.tcl
@@ -36,7 +36,6 @@ proc bltTest2 {graph which option value} {
     set org [$graph $which cget $option]
     $graph $which configure $option $value
     update
-#    read stdin
     after $sleep
     $graph $which configure $option $org
     update
diff --git a/tests/linemarker.tcl b/tests/linemarker.tcl
index e3df272..70c69d4 100644
--- a/tests/linemarker.tcl
+++ b/tests/linemarker.tcl
@@ -2,44 +2,43 @@ source base.tcl
 
 set w .line
 set graph [bltLineGraph $w]
-return
-set marker [$graph marker create line tt \
-		-element data1 \
-		-coords "1 50 1.5 100 1 150" \
-		-linewidth 10]
 
-#bltTest2 $graph $marker -bindtags
-bltTest2 $graph $marker -cap round
-#bltTest2 $graph $marker -coords
-bltTest2 $graph $marker -dashes dashdot
-bltTest2 $graph $marker -dashes dashdot dashoffset 10
-bltTest2 $graph $marker -element data2
-#bltTest2 $graph $marker -fill
-bltTest2 $graph $marker -join round
-bltTest2 $graph $marker -linewidth 1
-bltTest2 $graph $marker -hide yes
-#bltTest2 $graph $marker -mapx
-#bltTest2 $graph $marker  -mapy
-bltTest2 $graph $marker -outline green
-#bltTest2 $graph $marker -state
-#bltTest2 $graph $marker -under
-#bltTest2 $graph $marker -xoffset
-#bltTest2 $graph $marker -xor
-#bltTest2 $graph $marker -yoffset
+set mm [$graph marker create line tt -element data1 \
+	    -coords "1 50 1.5 100 1 150" -linewidth 10]
+return
+#bltTest3 $graph marker $mm -bindtags
+bltTest3 $graph marker $mm -cap round
+#bltTest3 $graph marker $mm -coords
+bltTest3 $graph marker $mm -dashes dashdot
+bltTest3 $graph marker $mm -dashoffset 10
+bltTest3 $graph marker $mm -element data2
+#bltTest3 $graph marker $mm -fill
+bltTest3 $graph marker $mm -join round
+bltTest3 $graph marker $mm -linewidth 1
+bltTest3 $graph marker $mm -hide yes
+bltTest3 $graph marker $mm -mapx x
+bltTest3 $graph marker $mm  -mapy y
+bltTest3 $graph marker $mm -outline green
+#bltTest3 $graph marker $mm -state
+bltTest3 $graph marker $mm -under yes
+bltTest3 $graph marker $mm -xoffset 20
+bltTest3 $graph marker $mm -xor yes
+bltTest3 $graph marker $mm -yoffset 20
 
-#bltCmd $graph marker axis
 #bltCmd $graph marker bind marker ?sequence command?
-#bltCmd $graph marker cget marker ?option?
-#bltCmd $graph marker configure marker ?option value?...
-#bltCmd $graph marker create type marker ?option value?...
-bltCmd $graph marker exists $marker
+#bltCmd $graph marker cget 
+#bltCmd $graph marker configure 
+set foo [$graph marker create line]
+bltCmd $graph marker delete $foo
+set foo [$graph marker create line foo]
+bltCmd $graph marker delete $foo
+bltCmd $graph marker exists $mm
 #bltCmd $graph marker find "enclosed|overlapping x1 y1 x2 y2"
 #bltCmd $graph marker get name
-#bltCmd $graph marker lower "marker ?afterMarker?"
-#bltCmd $graph marker names "?pattern?..."
-#bltCmd $graph marker raise "marker ?beforeMarker?"
-bltCmd $graph marker type $marker
-bltCmd $graph marker delete $marker
+bltCmd $graph marker lower $mm
+bltCmd $graph marker names
+bltCmd $graph marker raise $mm
+bltCmd $graph marker type $mm
 
 echo "done"
 #bltPlotDestroy $w