From 2dca05274f6f6929cdd6660248d814b18ec61e80 Mon Sep 17 00:00:00 2001
From: Walter Bender <walter.bender@gmail.com>
Date: Fri, 25 Feb 2011 17:27:53 +0000
Subject: python sample code for loading a block from the palette onto the canvas

---
(limited to 'pysamples')

diff --git a/pysamples/load_block.py b/pysamples/load_block.py
new file mode 100644
index 0000000..33f0b63
--- /dev/null
+++ b/pysamples/load_block.py
@@ -0,0 +1,38 @@
+#Copyright (c) 2011, Walter Bender
+
+#Permission is hereby granted, free of charge, to any person obtaining a copy
+#of this software and associated documentation files (the "Software"), to deal
+#in the Software without restriction, including without limitation the rights
+#to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+#copies of the Software, and to permit persons to whom the Software is
+#furnished to do so, subject to the following conditions:
+
+#The above copyright notice and this permission notice shall be included in
+#all copies or substantial portions of the Software.
+
+#THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+#IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+#FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+#AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+#LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+#OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+#THE SOFTWARE.
+
+# This procedure is invoked when the user-definable block on the "extras"
+# palette is selected.
+
+def myblock(lc, x):
+
+    ###########################################################################
+    #
+    # Load a block on to the canvas
+    #
+    ###########################################################################
+
+    from taconstants import BLOCK_NAMES, PRIMITIVES
+
+    tx, ty = lc.tw.active_turtle.get_xy()
+    for name in BLOCK_NAMES:
+        if x == BLOCK_NAMES[name][0] and PRIMITIVES[name] == name:
+            lc.tw._new_block(name, tx + 20, ty + 20)
+            return
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