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# ##### BEGIN GPL LICENSE BLOCK #####
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software Foundation,
# Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
#
# ##### END GPL LICENSE BLOCK #####
# Copyright 2011, Ryan Inch
from .internals import (
layer_collections,
rto_history,
copy_buffer,
swap_buffer,
)
rto_path = {
"exclude": "exclude",
"select": "collection.hide_select",
"hide": "hide_viewport",
"disable": "collection.hide_viewport",
"render": "collection.hide_render"
}
def get_rto(layer_collection, rto):
if rto in ["exclude", "hide"]:
return getattr(layer_collection, rto_path[rto])
else:
collection = getattr(layer_collection, "collection")
return getattr(collection, rto_path[rto].split(".")[1])
def set_rto(layer_collection, rto, value):
if rto in ["exclude", "hide"]:
setattr(layer_collection, rto_path[rto], value)
else:
collection = getattr(layer_collection, "collection")
setattr(collection, rto_path[rto].split(".")[1], value)
def apply_to_children(laycol, apply_function):
laycol_iter_list = [laycol.children]
while len(laycol_iter_list) > 0:
new_laycol_iter_list = []
for laycol_iter in laycol_iter_list:
for layer_collection in laycol_iter:
apply_function(layer_collection)
if len(layer_collection.children) > 0:
new_laycol_iter_list.append(layer_collection.children)
laycol_iter_list = new_laycol_iter_list
def isolate_rto(cls, self, view_layer, rto, *, children=False):
laycol_ptr = layer_collections[self.name]["ptr"]
target = rto_history[rto][view_layer]["target"]
history = rto_history[rto][view_layer]["history"]
# get active collections
active_layer_collections = [x["ptr"] for x in layer_collections.values()
if not get_rto(x["ptr"], rto)]
# check if previous state should be restored
if cls.isolated and self.name == target:
# restore previous state
for x, item in enumerate(layer_collections.values()):
set_rto(item["ptr"], rto, history[x])
# reset target and history
del rto_history[rto][view_layer]
cls.isolated = False
# check if all RTOs should be activated
elif (len(active_layer_collections) == 1 and
active_layer_collections[0].name == self.name):
# activate all collections
for item in layer_collections.values():
set_rto(item["ptr"], rto, False)
# reset target and history
del rto_history[rto][view_layer]
cls.isolated = False
else:
# isolate collection
rto_history[rto][view_layer]["target"] = self.name
# reset history
history.clear()
# save state
for item in layer_collections.values():
history.append(get_rto(item["ptr"], rto))
child_states = {}
if children:
# get child states
def get_child_states(layer_collection):
child_states[layer_collection.name] = get_rto(layer_collection, rto)
apply_to_children(laycol_ptr, get_child_states)
# isolate collection
for item in layer_collections.values():
if item["name"] != laycol_ptr.name:
set_rto(item["ptr"], rto, True)
set_rto(laycol_ptr, rto, False)
if rto != "exclude":
# activate all parents
laycol = layer_collections[self.name]
while laycol["id"] != 0:
set_rto(laycol["ptr"], rto, False)
laycol = laycol["parent"]
if children:
# restore child states
def restore_child_states(layer_collection):
set_rto(layer_collection, rto, child_states[layer_collection.name])
apply_to_children(laycol_ptr, restore_child_states)
else:
if children:
# restore child states
def restore_child_states(layer_collection):
set_rto(layer_collection, rto, child_states[layer_collection.name])
apply_to_children(laycol_ptr, restore_child_states)
else:
# deactivate all children
def deactivate_all_children(layer_collection):
set_rto(layer_collection, rto, True)
apply_to_children(laycol_ptr, deactivate_all_children)
cls.isolated = True
def toggle_children(self, view_layer, rto):
laycol_ptr = layer_collections[self.name]["ptr"]
# clear rto history
rto_history[rto+"_all"].pop(view_layer, None)
# toggle rto state
state = not get_rto(laycol_ptr, rto)
set_rto(laycol_ptr, rto, state)
def set_state(layer_collection):
set_rto(layer_collection, rto, state)
apply_to_children(laycol_ptr, set_state)
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def activate_all_rtos(view_layer, rto):
history = rto_history[rto+"_all"][view_layer]
# if not activated, activate all
if len(history) == 0:
keep_history = False
for item in reversed(list(layer_collections.values())):
if get_rto(item["ptr"], rto) == True:
keep_history = True
history.append(get_rto(item["ptr"], rto))
set_rto(item["ptr"], rto, False)
if not keep_history:
history.clear()
history.reverse()
else:
for x, item in enumerate(layer_collections.values()):
set_rto(item["ptr"], rto, history[x])
# clear rto history
del rto_history[rto+"_all"][view_layer]
def invert_rtos(view_layer, rto):
if rto == "exclude":
orig_values = []
for item in layer_collections.values():
orig_values.append(get_rto(item["ptr"], rto))
for x, item in enumerate(layer_collections.values()):
set_rto(item["ptr"], rto, not orig_values[x])
else:
for item in layer_collections.values():
set_rto(item["ptr"], rto, not get_rto(item["ptr"], rto))
# clear rto history
rto_history[rto].pop(view_layer, None)
def copy_rtos(view_layer, rto):
if not copy_buffer["RTO"]:
# copy
copy_buffer["RTO"] = rto
for laycol in layer_collections.values():
copy_buffer["values"].append(get_rto(laycol["ptr"], rto))
else:
# paste
for x, laycol in enumerate(layer_collections.values()):
set_rto(laycol["ptr"], rto, copy_buffer["values"][x])
# clear rto history
rto_history[rto].pop(view_layer, None)
del rto_history[rto+"_all"][view_layer]
# clear copy buffer
copy_buffer["RTO"] = ""
copy_buffer["values"].clear()
def swap_rtos(view_layer, rto):
if not swap_buffer["A"]["values"]:
# get A
swap_buffer["A"]["RTO"] = rto
for laycol in layer_collections.values():
swap_buffer["A"]["values"].append(get_rto(laycol["ptr"], rto))
else:
# get B
swap_buffer["B"]["RTO"] = rto
for laycol in layer_collections.values():
swap_buffer["B"]["values"].append(get_rto(laycol["ptr"], rto))
# swap A with B
for x, laycol in enumerate(layer_collections.values()):
set_rto(laycol["ptr"], swap_buffer["A"]["RTO"], swap_buffer["B"]["values"][x])
set_rto(laycol["ptr"], swap_buffer["B"]["RTO"], swap_buffer["A"]["values"][x])
# clear rto history
swap_a = swap_buffer["A"]["RTO"]
swap_b = swap_buffer["B"]["RTO"]
rto_history[swap_a].pop(view_layer, None)
rto_history[swap_a+"_all"].pop(view_layer, None)
rto_history[swap_b].pop(view_layer, None)
rto_history[swap_b+"_all"].pop(view_layer, None)
# clear swap buffer
swap_buffer["A"]["RTO"] = ""
swap_buffer["A"]["values"].clear()
swap_buffer["B"]["RTO"] = ""
swap_buffer["B"]["values"].clear()
def clear_copy(rto):
if copy_buffer["RTO"] == rto:
copy_buffer["RTO"] = ""
copy_buffer["values"].clear()
def clear_swap(rto):
if swap_buffer["A"]["RTO"] == rto:
swap_buffer["A"]["RTO"] = ""
swap_buffer["A"]["values"].clear()
swap_buffer["B"]["RTO"] = ""
swap_buffer["B"]["values"].clear()