From d2871214f611d95529c5d15828584bdddf83e3f0 Mon Sep 17 00:00:00 2001
From: Walter Bender <walter.bender@gmail.com>
Date: Wed, 18 Jul 2012 19:49:34 +0000
Subject: use dock positions; mark for deletion

---
(limited to 'pysamples')

diff --git a/pysamples/load_block.py b/pysamples/load_block.py
index e7a7af6..6719bea 100644
--- a/pysamples/load_block.py
+++ b/pysamples/load_block.py
@@ -1,4 +1,4 @@
-#Copyright (c) 2011, Walter Bender
+#Copyright (c) 2011,2012 Walter Bender
 
 # This procedure is invoked when the user-definable block on the
 # "extras" palette is selected.
@@ -12,6 +12,8 @@
 # turtle is moved to the bottom of the block after it is loaded in
 # order position another block to the bottom of the stack.
 
+# The status of these blocks is set to 'load block'
+
 # For example, try the following to place forward 100, right 90 on the canvas:
 # start
 # Python(forward, 100)  <-- Python load_block.py expanded to two arguments
@@ -37,11 +39,13 @@ def myblock(tw, blkname):
             blk = tw.block_list.spr_to_block(spr)
             if blk is not None:
                 tw.drag_group = find_group(blk)
+                for b in tw.drag_group:
+                    b.status = 'load block'
                 tw._snap_to_dock()
 
         # Disassociate new block from mouse.
         tw.drag_group = None
-        return blk.height
+        return blk.docks[-1][3] * tw.scale
 
     def find_block(tw, blkname, x, y, defaults=None):
         """ Create a new block. It is a bit more work than just calling
@@ -73,7 +77,14 @@ def myblock(tw, blkname):
         dy = int(find_block(tw, name, x, y, value))
     else:
         name = blkname
-        dy = int(find_block(tw, name, x, y))
+        if name == 'delete':
+            for blk in tw.just_blocks():
+                if blk.status == 'load block':
+                    blk.type = 'trash'
+                    blk.spr.hide()
+            dy = 0
+        else:
+            dy = int(find_block(tw, name, x, y))
 
     # Account for block overlaps by adding back 4 pixels
-    tw.active_turtle.move((x, y - dy + 4))
+    tw.active_turtle.move((x, y + dy))
--
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