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node_ListItem.py
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node_ListItem.py
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import bpy
from node_s import *
from util import *
# supports of older code, remove soon
# Linus Yng, Feb 4, 2014
class ListItemNode(Node, SverchCustomTreeNode):
''' List item '''
bl_idname = 'ListItemNode'
bl_label = 'List item old'
bl_icon = 'OUTLINER_OB_EMPTY'
level = bpy.props.IntProperty(name = 'level_to_count', default=2, min=0, update=updateNode)
item = bpy.props.IntProperty(name = 'item', default=0, update=updateNode)
typ = bpy.props.StringProperty(name='typ', default='')
newsock = bpy.props.BoolProperty(name='newsock', default=False)
def draw_buttons(self, context, layout):
layout.prop(self, "level", text="level")
layout.prop(self, "item", text="item")
def init(self, context):
self.inputs.new('StringsSocket', "Data", "Data")
self.outputs.new('StringsSocket',"Item","Item")
self.outputs.new('StringsSocket',"Other","Other")
def update(self):
if 'Data' in self.inputs and len(self.inputs['Data'].links)>0:
# адаптивный сокет
inputsocketname = 'Data'
outputsocketname = ['Item','Other']
changable_sockets(self, inputsocketname, outputsocketname)
if 'Item' in self.outputs and self.outputs['Item'].links or \
'Other' in self.outputs and self.outputs['Other'].links:
if 'Data' in self.inputs and self.inputs['Data'].links:
data = SvGetSocketAnyType(self, self.inputs['Data'])
if 'Item' in self.outputs and self.outputs['Item'].links:
out = self.count(data, self.level, self.item, True)
SvSetSocketAnyType(self, 'Item', out)
if 'Other' in self.outputs and self.outputs['Other'].links:
out = self.count(data, self.level, self.item, False)
SvSetSocketAnyType(self, 'Other', out)
def count(self, data, level, item, itself):
if level:
out = []
for obj in data:
out.append(self.count(obj, level-1, item, itself))
elif type(data) == tuple:
if item > len(data)-1:
item = len(data)-1
if itself:
out = [data[item]]
else:
out = [data[:item]+data[item+1:]]
elif type(data) == list:
if item > len(data)-1:
item = len(data)-1
if itself:
out = [data[item]]
else:
data.pop(item)
out = [data]
else:
out = None
return out
def update_socket(self, context):
self.update()
# ListItem2
# Allows a list of items, with both negative and positive index and repeated values
# Other output is not wrapped.
# Based on ListItem
# For now only accepts one list of items
# by Linus Yng
class ListItem2Node(Node, SverchCustomTreeNode):
''' List item '''
bl_idname = 'ListItem2Node'
bl_label = 'List item'
bl_icon = 'OUTLINER_OB_EMPTY'
level = bpy.props.IntProperty(name = 'level_to_count', default=2, min=0, update=updateNode)
item = bpy.props.IntProperty(name = 'item', default=0, update=updateNode)
typ = bpy.props.StringProperty(name='typ', default='')
newsock = bpy.props.BoolProperty(name='newsock', default=False)
def draw_buttons(self, context, layout):
layout.prop(self, "level", text="level")
layout.prop(self, "item", text="item")
def init(self, context):
self.inputs.new('StringsSocket', "Data", "Data")
self.inputs.new('StringsSocket', "Item", "Item")
self.outputs.new('StringsSocket',"Item","Item")
self.outputs.new('StringsSocket',"Other","Other")
def update(self):
if 'Data' in self.inputs and len(self.inputs['Data'].links)>0:
inputsocketname = 'Data'
outputsocketname = ['Item','Other']
changable_sockets(self, inputsocketname, outputsocketname)
if 'Item' in self.outputs and self.outputs['Item'].links or \
'Other' in self.outputs and self.outputs['Other'].links:
if 'Data' in self.inputs and self.inputs['Data'].links:
data = SvGetSocketAnyType(self, self.inputs['Data'])
if 'Item' in self.inputs and self.inputs['Item'].links:
items = SvGetSocketAnyType(self,self.inputs['Item'])
else:
items = [[self.item]]
if 'Item' in self.outputs and self.outputs['Item'].links:
if self.level:
out = self.get(data, self.level, items,self.get_items)
else:
out = self.get_items(data, items[0])
SvSetSocketAnyType(self, 'Item', out)
if 'Other' in self.outputs and self.outputs['Other'].links:
if self.level:
out = self.get(data, self.level,items,self.get_other)
else:
out = self.get_other(data, items[0])
SvSetSocketAnyType(self, 'Other', out)
def get_items(self,data, items):
if type(data) in [list, tuple]:
return [data[item] for item in items if item < len(data) and item >= -len(data)]
else:
return None
def get_other(self, data, items):
is_tuple = False
if type(data) == tuple:
data = list(data)
is_tuple = True
if type(data) == list:
m_items = items.copy()
for idx,item in enumerate(items):
if item < 0:
m_items[idx] = len(data)-abs(item)
for i in sorted(set(m_items), reverse = True):
if i < len(data) and i > -1:
del data[i]
if is_tuple:
return tuple(data)
else:
return data
else:
return None
def get(self, data, level, items,f):
if level == 1:
item_iter = repeat_last(items)
return [self.get(obj,level-1,next(item_iter),f) for obj in data]
elif level:
return [self.get(obj,level-1,items,f) for obj in data]
else:
return f(data,items)
def update_socket(self, context):
self.update()
def register():
bpy.utils.register_class(ListItemNode)
bpy.utils.register_class(ListItem2Node)
def unregister():
bpy.utils.unregister_class(ListItemNode)
bpy.utils.unregister_class(ListItem2Node)
if __name__ == "__main__":
register()