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authorWalter Bender <walter.bender@gmail.com>2011-02-26 16:09:56 (GMT)
committer Walter Bender <walter.bender@gmail.com>2011-02-26 16:09:56 (GMT)
commitceeb060e57fe9d98a778c1d9be8c367c3f814aff (patch)
treee37d3a499810889cc51a5b4fece8967008e8cfac /pysamples
parentfec7aab580ebf96cb9a00eaa5568935fa10644fd (diff)
load multiple blocks at once
Diffstat (limited to 'pysamples')
-rw-r--r--pysamples/load_block.py62
1 files changed, 36 insertions, 26 deletions
diff --git a/pysamples/load_block.py b/pysamples/load_block.py
index 848c0e1..084786d 100644
--- a/pysamples/load_block.py
+++ b/pysamples/load_block.py
@@ -21,7 +21,7 @@
# This procedure is invoked when the user-definable block on the "extras"
# palette is selected.
-def myblock(lc, x):
+def myblock(lc, blkname):
###########################################################################
#
@@ -32,28 +32,38 @@ def myblock(lc, x):
from taconstants import BLOCK_NAMES, PRIMITIVES
from tautils import find_group
- # It is a bit more work than just calling _new_block().
- # We need to:
- # (1) translate the label name into the internal block name;
- # (2) 'dock' the block onto a stack where appropriate; and
- # (3) disassociate the new block from the mouse.
-
- # Place the block at the turtle.
- tx, ty = lc.tw.active_turtle.get_xy()
- for name in BLOCK_NAMES:
- # Translate label name into block/prim name.
- if x == BLOCK_NAMES[name][0] and PRIMITIVES[name] == name:
- lc.tw._new_block(name, tx + 20, ty + 20)
-
- # Find the block we just created and attach it to a stack.
- lc.tw.drag_group = None
- spr = lc.tw.sprite_list.find_sprite((tx + 20, ty + 20))
- if spr is not None:
- blk = lc.tw.block_list.spr_to_block(spr)
- if blk is not None:
- lc.tw.drag_group = find_group(blk)
- lc.tw._snap_to_dock()
-
- # Disassociate new block from mouse.
- lc.tw.drag_group = None
- return
+
+ def new_block(lc, blkname, x, y):
+ """ Create a new block. It is a bit more work than just calling
+ _new_block(). We need to:
+ (1) translate the label name into the internal block name;
+ (2) 'dock' the block onto a stack where appropriate; and
+ (3) disassociate the new block from the mouse. """
+
+ for name in BLOCK_NAMES:
+ # Translate label name into block/prim name.
+ if blkname in BLOCK_NAMES[name] and PRIMITIVES[name] == name:
+ lc.tw._new_block(name, x + 20, y + 20)
+
+ # Find the block we just created and attach it to a stack.
+ lc.tw.drag_group = None
+ spr = lc.tw.sprite_list.find_sprite((x + 20, y + 20))
+ if spr is not None:
+ blk = lc.tw.block_list.spr_to_block(spr)
+ if blk is not None:
+ lc.tw.drag_group = find_group(blk)
+ lc.tw._snap_to_dock()
+
+ # Disassociate new block from mouse.
+ lc.tw.drag_group = None
+ return blk.height
+ return 0
+
+ # Place the block at the active turtle (x, y).
+ x, y = lc.tw.active_turtle.get_xy()
+ if type(blkname) == type([]):
+ for name in blkname:
+ y += int(new_block(lc, name, x, y))
+ else:
+ new_block(lc, blkname, x, y)
+