POULibrary.py
author Edouard Tisserant <edouard.tisserant@gmail.com>
Tue, 22 Mar 2022 14:50:46 +0100
branchwxPython4
changeset 3442 29dbdb09da2e
parent 3302 c89fc366bebd
child 3704 c17fac18c663
permissions -rw-r--r--
Tests: fix project edit test sikuli IDE test.

Background click based on bitmap matching doesn't work.
Grid dots are not good match candidates.
Rendering probably affected by virtual display's bpp or rasterizer approximations.
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#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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# This file is part of Beremiz, a Integrated Development Environment for
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# programming IEC 61131-3 automates supporting plcopen standard and CanFestival.
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#
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# Copyright (C) 2007: Edouard TISSERANT and Laurent BESSARD
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#
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# See COPYING file for copyrights details.
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
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from __future__ import absolute_import
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from weakref import ref
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# Exception type for problems that user has to take action in order to fix
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class UserAddressedException(Exception):
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    pass
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class POULibrary(object):
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    def __init__(self, CTR, LibName, TypeStack):
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        from PLCControler import PLCControler
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        self.CTR = ref(CTR)
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        self.LibName = LibName
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        self.LibraryControler = PLCControler()
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        self.LibraryControler.OpenXMLFile(self.GetLibraryPath())
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        self.LibraryControler.ClearConfNodeTypes()
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        self.LibraryControler.AddConfNodeTypesList(TypeStack)
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        self.program = None
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    def GetSTCode(self):
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        if not self.program:
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            self.program = self.LibraryControler.GenerateProgram()[0]+"\n"
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        return self.program
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    def GetName(self):
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        return self.LibName
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    def GetCTR(self):
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        return self.CTR()
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    def GetTypes(self):
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        return {"name": self.GetName(), "types": self.LibraryControler.Project}
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    def GetLibraryPath(self):
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        raise Exception("Not implemented")
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    def Generate_C(self, buildpath, varlist, IECCFLAGS):
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        # Pure python or IEC libs doesn't produce C code
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        return ((""), [], False), ""
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    def GlobalInstances(self):
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        """
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        @return: [(instance_name, instance_type),...]
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        """
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        return []
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    def FatalError(self, message):
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        """ Raise an exception that will trigger error message intended to 
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            the user, but without backtrace since it is not a software error """
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        raise UserAddressedException(message)
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def SimplePOULibraryFactory(path):
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    class SimplePOULibrary(POULibrary):
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        def GetLibraryPath(self):
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            return path
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    return SimplePOULibrary