From 84a9eecceca98a9df6f429ecb8d06c749ef292eb Mon Sep 17 00:00:00 2001
From: Walter Bender <walter@walter-laptop.(none)>
Date: Sat, 17 Oct 2009 14:36:46 +0000
Subject: display coordinates

---
diff --git a/TurtleArtActivity.py b/TurtleArtActivity.py
index b4d4b23..12889b5 100644
--- a/TurtleArtActivity.py
+++ b/TurtleArtActivity.py
@@ -165,6 +165,20 @@ class TurtleArtActivity(activity.Activity):
             Cartesian_button.connect('clicked', self._do_Cartesian_cb)
             view_toolbar.insert(Cartesian_button,-1)
             Cartesian_button.show()
+    
+            separator = gtk.SeparatorToolItem()
+            separator.props.draw = True
+            view_toolbar.insert(separator, -1)
+            separator.show()
+
+            self.coordinates_label = \
+              gtk.Label(_("(x,y): ") + "(0,0)")
+            self.coordinates_label.set_line_wrap(True)
+            self.coordinates_label.show()
+            self.coordinates_toolitem = gtk.ToolItem()
+            self.coordinates_toolitem.add(self.coordinates_label)
+            view_toolbar.insert(self.coordinates_toolitem,-1)
+            self.coordinates_toolitem.show()
 
             view_toolbar_button = ToolbarButton(
                     page=view_toolbar,
diff --git a/talogo.py b/talogo.py
index a49b3f9..3693ba9 100644
--- a/talogo.py
+++ b/talogo.py
@@ -189,6 +189,7 @@ def evline(lc, list):
         raise logoerror(str(lc.iresult))
     lc.iline = oldiline
     ireturn(lc)
+    display_coordinates(lc.tw)
     yield True
 
 def eval(lc, infixarg=False):
@@ -247,15 +248,16 @@ def infixnext(lc):
 
 def debug_trace(lc, token):
     if lc.trace:
-        if token.name in ['forward', 'right', 'back', 'left', 'seth', 'setxy', 'arc', \
-                          'heading', 'xcor', 'ycor']:
+        if token.name in ['forward', 'right', 'back', 'left', 'seth', 'setxy', \
+                          'arc', 'heading', 'xcor', 'ycor']:
             my_string = token.name  +\
                         "\nxcor= " + str(int(lc.tw.turtle.xcor)) +\
                         "\nycor= " + str(int(lc.tw.turtle.ycor)) +\
                         "\nheading= " + str(int(lc.tw.turtle.heading)) +\
                         "\nscale= " + str(lc.scale)
-        elif token.name in ['penup', 'pendown', 'setcolor', 'setshade', 'fillscreen',\
-                           'settextcolor', 'settextsize', 'shade', 'color', 'pensize']:
+        elif token.name in ['penup', 'pendown', 'setcolor', 'setshade', \
+                            'settextcolor', 'settextsize', 'shade', 'color', \
+                            'fillscreen', 'pensize']:
             if lc.tw.turtle.pendown:
                 penstatus = "\npen down"
             else:
@@ -593,6 +595,25 @@ def lcNew(tw):
 
     return lc
 
+def display_coordinates(tw):
+    if hasattr(tw, "activity"):
+        if hasattr(tw.activity, "coordinates_label"):
+            x = tw.turtle.xcor
+            if int(float(x)) == x:
+                xx = int(x)
+            else:
+                xx = int(float(x)*10)/10.
+            y = tw.turtle.ycor
+            if int(float(y)) == y:
+                yy = int(y)
+            else:
+                yy = int(float(y)*10)/10.
+            # print _("(x,y): ") + "(" + str(xx) + "," + str(yy) + ")"
+            tw.activity.coordinates_label.set_text(_("(x,y): ") + "(" + \
+                                                   str(xx) + "," + \
+                                                   str(yy) + ")")
+            tw.activity.coordinates_label.show()
+
 def box(lc,x):
     try:
         return lc.boxes['box3'+str(x)]
diff --git a/tawindow.py b/tawindow.py
index 30ba715..e41af70 100644
--- a/tawindow.py
+++ b/tawindow.py
@@ -404,6 +404,7 @@ def button_release(tw, x, y, verbose=False):
         tw.turtle.ycor = tw.turtle.canvas.height/2-tw.turtle.spr.y+ \
             tw.turtle.canvas.y-30
         move_turtle(tw.turtle)
+        display_coordinates(tw)
         tw.draggroup = None
         return
     if tw.block_operation=='move' and hit(tw.category_spr, (x,y)):
--
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