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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
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# Copyright (C) 2019: Edouard TISSERANT
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#
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# See COPYING file for copyrights details.
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from __future__ import absolute_import
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import os
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import shutil
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import wx
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import util.paths as paths
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from POULibrary import POULibrary
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from docutil import open_svg
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class SVGHMILibrary(POULibrary):
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def GetLibraryPath(self):
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return paths.AbsNeighbourFile(__file__, "pous.xml")
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class SVGHMI(object):
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XSD = """<?xml version="1.0" encoding="ISO-8859-1" ?>
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<xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema">
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<xsd:element name="SVGHMI">
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<xsd:complexType>
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<xsd:attribute name="enableHTTP" type="xsd:boolean" use="optional" default="false"/>
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<xsd:attribute name="bindAddress" type="xsd:string" use="optional" default="localhost"/>
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<xsd:attribute name="port" type="xsd:string" use="optional" default="8080"/>
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</xsd:complexType>
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</xsd:element>
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</xsd:schema>
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"""
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ConfNodeMethods = [
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{
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"bitmap": "ImportSVG",
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"name": _("Import SVG"),
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"tooltip": _("Import SVG"),
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"method": "_ImportSVG"
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},
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{
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"bitmap": "ImportSVG", # should be something different
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"name": _("Inkscape"),
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"tooltip": _("Edit HMI"),
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"method": "_StartInkscape"
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},
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]
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def _getSVGpath(self, project_path=None):
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if project_path is None:
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project_path = self.CTNPath()
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# define name for SVG file containing gui layout
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return os.path.join(project_path, "gui.svg")
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def OnCTNSave(self, from_project_path=None):
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if from_project_path is not None:
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shutil.copyfile(self._getSVGpath(from_project_path),
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self._getSVGpath())
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return PythonFileCTNMixin.OnCTNSave(self, from_project_path)
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def CTNGenerate_C(self, buildpath, locations):
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"""
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Return C code generated by iec2c compiler
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when _generate_softPLC have been called
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@param locations: ignored
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@return: [(C_file_name, CFLAGS),...] , LDFLAGS_TO_APPEND
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"""
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# TODO : get variable list from Controller
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# self.GetCTRoot().blah
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# TODO deduce HMI tree
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svgfile = self._getSVGpath()
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if os.path.exists(svgfile):
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# TODO : call xslt transform on Inkscape's SVG to generate
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# - Errors on HMI semantics
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# - Target XHTML as a DOM
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# - ... maybe something to have a global view of what is declared in SVG.
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pass
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else:
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# TODO : use default svg that expose the HMI tree as-is
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pass
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res = ([], "", False)
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targetpath = os.path.join(self._getBuildPath(), "target.xhtml")
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targetfile = open(targetpath, 'w')
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# TODO : DOM to string
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targetfile.write("TODO")
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targetfile.close()
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res += (("target.js", open(targetpath, "rb")),)
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# TODO add C code to expose HMI tree variables to shared memory
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# TODO generate a description of shared memory (xml or CSV)
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# that can be loaded by svghmi QTWeb* app or svghmi server
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return res
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def _ImportSVG(self):
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dialog = wx.FileDialog(self.GetCTRoot().AppFrame, _("Choose a SVG file"), os.getcwd(), "", _("SVG files (*.svg)|*.svg|All files|*.*"), wx.OPEN)
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if dialog.ShowModal() == wx.ID_OK:
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svgpath = dialog.GetPath()
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if os.path.isfile(svgpath):
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shutil.copy(svgpath, self._getSVGpath())
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else:
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self.GetCTRoot().logger.write_error(_("No such SVG file: %s\n") % svgpath)
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dialog.Destroy()
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def _StartInkscape(self):
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svgfile = self._getSVGpath()
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open_inkscape = True
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if not self.GetCTRoot().CheckProjectPathPerm():
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dialog = wx.MessageDialog(self.GetCTRoot().AppFrame,
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_("You don't have write permissions.\nOpen Inkscape anyway ?"),
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_("Open Inkscape"),
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wx.YES_NO | wx.ICON_QUESTION)
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open_inkscape = dialog.ShowModal() == wx.ID_YES
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dialog.Destroy()
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if open_inkscape:
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if not os.path.isfile(svgfile):
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svgfile = None
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open_svg(svgfile)
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