Index: src/timing.cc
===================================================================
--- src/timing.cc	(revision 76)
+++ src/timing.cc	(working copy)
@@ -18,6 +18,7 @@
 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 
 #include "timing.h"
+#include "string.h"
 #include <map>
 #include <fstream>
 using namespace std;
@@ -61,21 +62,40 @@
 sigvalue::sigvalue (const std::string &s, valuetype n) {
   text = s;
   type = n;
-  if (type == UNDEF) {
-    if (text == "0" || text == "false")
+  if (type == UNDEF) { 
+    if (text == "0" || text == "false") {
       type = ZERO;
-    else if (text == "1" || text == "true")
+      val = 0.0;
+    } else if (text == "1" || text == "true") {
       type = ONE;
-    else if (text == "pulse")
+      val = 1.0;
+    } else if (text == "pulse") {
       type = PULSE;
-    else if (text == "tick")
+      val  = 0.0;
+    } else if (text == "tick") {
       type = TICK;
-    else if (text == "X")
+      val  = 0.0;
+    } else if (text == "X") {
       type = X;
-    else if (text == "Z")
+      val = 0.5;
+    } else if (text == "Z") {
       type = Z;
-    else
-      type = STATE;
+      val = 0.5;
+    } else {
+      float ana;
+      int n = sscanf(text.c_str(), "%f", &ana);
+      if(n > 0) {
+	val = ana;
+	if(text[text.length()-1] == 'S') {
+	  type = ANA_STEP;
+	} else {
+	  type = ANA;
+	}
+      } else {
+	type = STATE;
+	val = 0.5;
+      }
+    }
   }
 }
 
@@ -84,6 +104,7 @@
 sigvalue &sigvalue::operator= (const sigvalue &t) {
   type = t.type;
   text = t.text;
+  val  = t.val;
   return *this;
 }
 
@@ -338,6 +359,16 @@
 			     const sigvalue &value) {
 
   switch (value.type) {
+
+  case ANA:
+    gc.line(x, y + (int) (vCellH * (1.0 - last.val)), x+vCellW, y + (int) (vCellH * (1.0 - value.val)));
+    break;
+
+  case ANA_STEP:
+    gc.line(x, y + (int) (vCellH * (1.0 - last.val)), x, y + (int) (vCellH * (1.0 - value.val)));
+    gc.line(x, y + (int) (vCellH * (1.0 - value.val)), x+vCellW, y + (int) (vCellH * (1.0 - value.val)));
+    break;
+
   case ZERO:
     switch (last.type) {
     default:
Index: src/timing.h
===================================================================
--- src/timing.h	(revision 76)
+++ src/timing.h	(working copy)
@@ -29,11 +29,12 @@
 
 namespace timing {
 
-  enum valuetype {UNDEF, ZERO, ONE, X, Z, PULSE, TICK, STATE};
+  enum valuetype {UNDEF, ZERO, ONE, X, Z, PULSE, TICK, STATE, ANA, ANA_STEP};
 
   struct sigvalue {
     valuetype type;
     std::string text;
+    float val;
     sigvalue (void);
     sigvalue (const sigvalue &);
     sigvalue (const std::string &s, valuetype n = UNDEF);