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authorWalter Bender <walter.bender@gmail.com>2011-02-25 17:27:53 (GMT)
committer Walter Bender <walter.bender@gmail.com>2011-02-25 17:27:53 (GMT)
commit2dca05274f6f6929cdd6660248d814b18ec61e80 (patch)
tree915f1fa8af30a1a8b220317f04fd09519805b250
parent77630cb3fa7c57b56ae677166437f8f811a1f1dd (diff)
python sample code for loading a block from the palette onto the canvas
-rw-r--r--pysamples/load_block.py38
1 files changed, 38 insertions, 0 deletions
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