From 36af320d43c726d9bf71eb871737bdd647ff60ef Mon Sep 17 00:00:00 2001
From: Sebastian Koslowski <koslowski@kit.edu>
Date: Fri, 20 Nov 2015 17:39:59 +0100
Subject: grc-refactor: clean-up grc directory
---
grc/python/Port.py | 271 -----------------------------------------------------
1 file changed, 271 deletions(-)
delete mode 100644 grc/python/Port.py
(limited to 'grc/python/Port.py')
diff --git a/grc/python/Port.py b/grc/python/Port.py
deleted file mode 100644
index 8466f4f97c..0000000000
--- a/grc/python/Port.py
+++ /dev/null
@@ -1,271 +0,0 @@
-"""
-Copyright 2008-2012 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 .base.Constants import DEFAULT_DOMAIN, GR_MESSAGE_DOMAIN
-from .base.Port import Port as _Port
-
-from . import Constants
-
-
-def _get_source_from_virtual_sink_port(vsp):
- """
- Resolve the source port that is connected to the given virtual sink port.
- Use the get source from virtual source to recursively resolve subsequent ports.
- """
- try: return _get_source_from_virtual_source_port(
- vsp.get_enabled_connections()[0].get_source())
- except: raise Exception, 'Could not resolve source for virtual sink port %s'%vsp
-
-
-def _get_source_from_virtual_source_port(vsp, traversed=[]):
- """
- Recursively resolve source ports over the virtual connections.
- Keep track of traversed sources to avoid recursive loops.
- """
- if not vsp.get_parent().is_virtual_source(): return vsp
- if vsp in traversed: raise Exception, 'Loop found when resolving virtual source %s'%vsp
- try: return _get_source_from_virtual_source_port(
- _get_source_from_virtual_sink_port(
- filter(#get all virtual sinks with a matching stream id
- lambda vs: vs.get_param('stream_id').get_value() == vsp.get_parent().get_param('stream_id').get_value(),
- filter(#get all enabled blocks that are also virtual sinks
- lambda b: b.is_virtual_sink(),
- vsp.get_parent().get_parent().get_enabled_blocks(),
- ),
- )[0].get_sinks()[0]
- ), traversed + [vsp],
- )
- except: raise Exception, 'Could not resolve source for virtual source port %s'%vsp
-
-
-def _get_sink_from_virtual_source_port(vsp):
- """
- Resolve the sink port that is connected to the given virtual source port.
- Use the get sink from virtual sink to recursively resolve subsequent ports.
- """
- try: return _get_sink_from_virtual_sink_port(
- vsp.get_enabled_connections()[0].get_sink()) # Could have many connections, but use first
- except: raise Exception, 'Could not resolve source for virtual source port %s'%vsp
-
-
-def _get_sink_from_virtual_sink_port(vsp, traversed=[]):
- """
- Recursively resolve sink ports over the virtual connections.
- Keep track of traversed sinks to avoid recursive loops.
- """
- if not vsp.get_parent().is_virtual_sink(): return vsp
- if vsp in traversed: raise Exception, 'Loop found when resolving virtual sink %s'%vsp
- try: return _get_sink_from_virtual_sink_port(
- _get_sink_from_virtual_source_port(
- filter(#get all virtual source with a matching stream id
- lambda vs: vs.get_param('stream_id').get_value() == vsp.get_parent().get_param('stream_id').get_value(),
- filter(#get all enabled blocks that are also virtual sinks
- lambda b: b.is_virtual_source(),
- vsp.get_parent().get_parent().get_enabled_blocks(),
- ),
- )[0].get_sources()[0]
- ), traversed + [vsp],
- )
- except: raise Exception, 'Could not resolve source for virtual sink port %s'%vsp
-
-
-class Port(_Port):
-
- def __init__(self, block, n, dir):
- """
- Make a new port from nested data.
-
- Args:
- block: the parent element
- n: the nested odict
- dir: the direction
- """
- self._n = n
- if n['type'] == 'message':
- n['domain'] = GR_MESSAGE_DOMAIN
- if 'domain' not in n:
- n['domain'] = DEFAULT_DOMAIN
- elif n['domain'] == GR_MESSAGE_DOMAIN:
- n['key'] = n['name']
- n['type'] = 'message' # for port color
- if n['type'] == 'msg':
- n['key'] = 'msg'
- if not n.find('key'):
- n['key'] = str(next(block.port_counters[dir == 'source']))
- # build the port
- _Port.__init__(
- self,
- block=block,
- n=n,
- dir=dir,
- )
- self._nports = n.find('nports') or ''
- self._vlen = n.find('vlen') or ''
- self._optional = bool(n.find('optional'))
- self._clones = [] # references to cloned ports (for nports > 1)
-
- def get_types(self): return Constants.TYPE_TO_SIZEOF.keys()
-
- def is_type_empty(self): return not self._n['type']
-
- def validate(self):
- _Port.validate(self)
- if not self.get_enabled_connections() and not self.get_optional():
- self.add_error_message('Port is not connected.')
- #message port logic
- if self.get_type() == 'msg':
- if self.get_nports():
- self.add_error_message('A port of type "msg" cannot have "nports" set.')
- if self.get_vlen() != 1:
- self.add_error_message('A port of type "msg" must have a "vlen" of 1.')
-
- def rewrite(self):
- """
- Handle the port cloning for virtual blocks.
- """
- if self.is_type_empty():
- try: #clone type and vlen
- source = self.resolve_empty_type()
- self._type = str(source.get_type())
- self._vlen = str(source.get_vlen())
- except: #reset type and vlen
- self._type = ''
- self._vlen = ''
- _Port.rewrite(self)
-
- def resolve_virtual_source(self):
- if self.get_parent().is_virtual_sink(): return _get_source_from_virtual_sink_port(self)
- if self.get_parent().is_virtual_source(): return _get_source_from_virtual_source_port(self)
-
- def resolve_empty_type(self):
- if self.is_sink():
- try:
- src = _get_source_from_virtual_sink_port(self)
- if not src.is_type_empty(): return src
- except: pass
- sink = _get_sink_from_virtual_sink_port(self)
- if not sink.is_type_empty(): return sink
- if self.is_source():
- try:
- src = _get_source_from_virtual_source_port(self)
- if not src.is_type_empty(): return src
- except: pass
- sink = _get_sink_from_virtual_source_port(self)
- if not sink.is_type_empty(): return sink
-
- def get_vlen(self):
- """
- Get the vector length.
- If the evaluation of vlen cannot be cast to an integer, return 1.
-
- Returns:
- the vector length or 1
- """
- vlen = self.get_parent().resolve_dependencies(self._vlen)
- try: return int(self.get_parent().get_parent().evaluate(vlen))
- except: return 1
-
- def get_nports(self):
- """
- Get the number of ports.
- If already blank, return a blank
- If the evaluation of nports cannot be cast to a positive integer, return 1.
-
- Returns:
- the number of ports or 1
- """
- if self._nports == '': return ''
-
- nports = self.get_parent().resolve_dependencies(self._nports)
- try:
- return max(1, int(self.get_parent().get_parent().evaluate(nports)))
- except:
- return 1
-
- def get_optional(self): return bool(self._optional)
-
- def get_color(self):
- """
- Get the color that represents this port's type.
- Codes differ for ports where the vec length is 1 or greater than 1.
-
- Returns:
- a hex color code.
- """
- try:
- color = Constants.TYPE_TO_COLOR[self.get_type()]
- vlen = self.get_vlen()
- if vlen == 1: return color
- color_val = int(color[1:], 16)
- r = (color_val >> 16) & 0xff
- g = (color_val >> 8) & 0xff
- b = (color_val >> 0) & 0xff
- dark = (0, 0, 30, 50, 70)[min(4, vlen)]
- r = max(r-dark, 0)
- g = max(g-dark, 0)
- b = max(b-dark, 0)
- return '#%.2x%.2x%.2x'%(r, g, b)
- except: return _Port.get_color(self)
-
- def get_clones(self):
- """
- Get the clones of this master port (nports > 1)
-
- Returns:
- a list of ports
- """
- return self._clones
-
- def add_clone(self):
- """
- Create a clone of this (master) port and store a reference in self._clones.
-
- The new port name (and key for message ports) will have index 1... appended.
- If this is the first clone, this (master) port will get a 0 appended to its name (and key)
-
- Returns:
- the cloned port
- """
- # add index to master port name if there are no clones yet
- if not self._clones:
- self._name = self._n['name'] + '0'
- if not self._key.isdigit(): # also update key for none stream ports
- self._key = self._name
-
- # Prepare a copy of the odict for the clone
- n = self._n.copy()
- if 'nports' in n: n.pop('nports') # remove nports from the key so the copy cannot be a duplicator
- n['name'] = self._n['name'] + str(len(self._clones) + 1)
- n['key'] = '99999' if self._key.isdigit() else n['name'] # dummy value 99999 will be fixed later
-
- port = self.__class__(self.get_parent(), n, self._dir) # clone
- self._clones.append(port)
- return port
-
- def remove_clone(self, port):
- """
- Remove a cloned port (from the list of clones only)
- Remove the index 0 of the master port name (and key9 if there are no more clones left
- """
- self._clones.remove(port)
- # remove index from master port name if there are no more clones
- if not self._clones:
- self._name = self._n['name']
- if not self._key.isdigit(): # also update key for none stream ports
- self._key = self._name
--
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