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####################################################################################################
#
# Patro - A Python implementation of Valentina Pattern Drafting Software
# Copyright (C) 2017 Fabrice Salvaire
#
# 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 3 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, see <http://www.gnu.org/licenses/>.
#
####################################################################################################
####################################################################################################
import logging
from Patro.Geometry.Transformation import AffineTransformation2D
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from .GraphicItem import CoordinateItem, TextItem, CircleItem, SegmentItem, CubicBezierItem
####################################################################################################
_module_logger = logging.getLogger(__name__)
####################################################################################################
class GraphicSceneScope:
##############################################
def __init__(self, transformation=None):
if transformation is None:
transformation = AffineTransformation2D.Identity()
self._transformation = transformation
self._items = []
##############################################
@property
def transformation(self):
return self._transformation
# @transformation.setter
# def transformation(self, value):
# self._transformation = value
##############################################
def __iter__(self):
return iter(self._items)
##############################################
def _add_item(self, cls, *args, **kwargs):
item = cls(*args, **kwargs)
self._items.append(item)
return item
##############################################
def add_scope(self, *args, **kwargs):
return self._add_item(GraphicSceneScope, self, *args, **kwargs)
def add_coordinate(self, *args, **kwargs):
return self._add_item(CoordinateItem, *args, **kwargs)
def add_text(self, *args, **kwargs):
return self._add_item(TextItem, *args, **kwargs)
def add_segment(self, *args, **kwargs):
return self._add_item(SegmentItem, *args, **kwargs)
def add_circle(self, *args, **kwargs):
return self._add_item(CircleItem, *args, **kwargs)
def add_cubic_bezier(self, *args, **kwargs):
return self._add_item(CubicBezierItem, *args, **kwargs)
####################################################################################################
class GraphicScene:
##############################################
def __init__(self):
# Fixme: don't want to reimplement bounding box for graphic item
# - solution 1 : pass geometric object
# but we want to use named coordinate -> Coordinate union of Vector2D or name
# - solution 2 : item -> geometric object -> bounding box
# need to convert coordinate to vector2d
##############################################
@property
def root_scope(self):
return self._root_scope
@property
def bounding_box(self):
return self._bounding_box
@bounding_box.setter
def bounding_box(self, value):
self._bounding_box = value
##############################################
def add_scope(self, *args, **kwargs):
return self._root_scope.add_scope(*args, **kwargs)
def add_coordinate(self, *args, **kwargs):
return self._root_scope.add_coordinate(*args, **kwargs)
def add_text(self, *args, **kwargs):
return self._root_scope.add_text(*args, **kwargs)
def add_circle(self, *args, **kwargs):
return self._root_scope.add_circle(*args, **kwargs)
def add_segment(self, *args, **kwargs):
return self._root_scope.add_segment(*args, **kwargs)
def add_cubic_bezier(self, *args, **kwargs):
return self._root_scope.add_cubic_bezier(*args, **kwargs)