def load_color(self, value):
# convert signed to unsigned 32-bit int
value = struct.unpack('=I', struct.pack('=i', value))[0]
# throw away leading ff, if any
value &= 0x00ffffff
return kurt.Color(
(value & 0xff0000) >> 16,
(value & 0x00ff00) >> 8,
(value & 0x0000ff),
)
def load_block(self, block_array):
args = list(block_array)
command = args.pop(0)
assert isinstance(command, Symbol)
command = command.value
# special-case blocks with weird arguments
if command == 'EventHatMorph':
if args[0] == 'Scratch-StartClicked':
return kurt.Block('whenGreenFlag')
else:
return kurt.Block('whenIreceive', args[0])
elif command == 'MouseClickEventHatMorph':
return kurt.Block('whenClicked')
elif command == 'changeVariable':
command = args.pop(1).value
else:
command = command
# recursively load args
new_args = []
for arg in args:
if isinstance(arg, list):
if arg and isinstance(arg[0], Symbol):
arg = self.load_block(arg)
else:
arg = map(self.load_block, arg)
elif isinstance(arg, Color):
arg = kurt.Color(arg.to_8bit())
elif isinstance(arg, Symbol):
if arg.value == 'mouse':
arg = 'mouse-pointer'
elif arg.value == 'edge':
arg = 'edge'
elif arg.value in ('all', 'last', 'any'):
arg = 'random' if arg.value == 'any' else arg.value
else:
raise ValueError(arg)
elif getattr(arg, 'class_name', None) == 'ScratchStageMorph':
arg = "Stage"
elif getattr(arg, 'class_name', None) == 'ScratchSpriteMorph':
arg = arg.name
new_args.append(arg)
return kurt.Block(command, *new_args)
def nud(self):
self.value = kurt.Color(self.value)
return self
import kurt
from kurt.plugin import Kurt, KurtPlugin
from kurt.scratch20.blocks import make_block_types, custom_block, make_spec
SOUND_FORMATS = ['.wav']
WATCHER_MODES = [
None,
'normal',
'large',
'slider',
]
CATEGORY_COLORS = {
'variables': kurt.Color('#ee7d16'),
'motion': kurt.Color('#4a6cd4'),
'looks': kurt.Color('#8a55d7'),
'sound': kurt.Color('#bb42c3'),
'sensing': kurt.Color('#2ca5e2'),
}
def get_blocks_by_id(this_block):
if isinstance(this_block, kurt.Script):
for block in this_block.blocks:
for b in get_blocks_by_id(block):
yield b
elif isinstance(this_block, kurt.Block):
yield this_block
for arg in this_block.args:
assert p("say (length of [hello])")[0].args[0].command == 'stringLength:'
assert p("say (length of (foo))")[0].args[0].command == 'stringLength:'
#assert p("say (length of [positions v])")[0].args[0].command == 'lineCountOfList:'
assert p(u'[x position v] of [Sprite1]')[0].command == 'getAttribute:of:'
assert p(u'[x position v] of [Sprite1 v]')[0].command == 'getAttribute:of:'
assert p(u'[sqrt v] of (6)')[0].command == 'computeFunction:of:'
assert p(u'[sqrt v] of [6]')[0].command == 'computeFunction:of:'
assert p(u'[x position v] of (foo)')[0].command == 'getAttribute:of:'
assert p(u'[sqrt v] of (foo)')[0].command == 'computeFunction:of:'
for mf in kurt.Insert('number', 'mathOp').options():
assert p(u'[%s v] of (foo)' % mf)[0].command == 'computeFunction:of:'
assert p('set pen color to [#faa41a]')[0] == kurt.Block(
'penColor:', kurt.Color('#faa41a'))
assert p('set pen color to (0)')[0] == kurt.Block('setPenHueTo:', 0)
def check(x):
b = p(x)
assert p(b.stringify()) == b
check("""
if <>
say [hi]
else
play sound [pop v]
end
""")