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# Copyright 2008-2016 Free Software Foundation, Inc.
# This file is part of GNU Radio
#
# GNU Radio Companion 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.
#
# GNU Radio Companion 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
from __future__ import absolute_import
import os
from mako.template import Template
from .hier_block import HierBlockGenerator, QtHierBlockGenerator
from .top_block import TopBlockGenerator
from .cpp_top_block import CppTopBlockGenerator
from .cpp_hier_block import CppHierBlockGenerator
DATA_DIR = os.path.dirname(__file__)
FLOW_GRAPH_TEMPLATE = os.path.join(DATA_DIR, 'flow_graph.py.mako')
flow_graph_template = Template(filename=FLOW_GRAPH_TEMPLATE)
class Generator(object):
"""Adaptor for various generators (uses generate_options)"""
def __init__(self, flow_graph, file_path):
"""
Initialize the generator object.
Determine the file to generate.
Args:
flow_graph: the flow graph object
file_path: the path to the grc file
"""
self.generate_options = flow_graph.get_option('generate_options')
self.output_language = flow_graph.get_option('output_language')
if self.output_language == 'python':
if self.generate_options == 'hb':
generator_cls = HierBlockGenerator
elif self.generate_options == 'hb_qt_gui':
generator_cls = QtHierBlockGenerator
else:
generator_cls = TopBlockGenerator
elif self.output_language == 'cpp':
if self.generate_options == 'hb':
generator_cls = CppHierBlockGenerator
elif self.generate_options == 'hb_qt_gui':
pass
else:
generator_cls = CppTopBlockGenerator
self._generator = generator_cls(flow_graph, file_path)
def __getattr__(self, item):
"""get all other attrib from actual generator object"""
return getattr(self._generator, item)
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