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import wx

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import os, sys, shutil

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from plugger import opjimg

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from plugins.python import PythonCodeTemplate

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from pyjs import translate

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from docutils import *

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class RootClass:

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    PluginMethods = [

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        {"bitmap" : os.path.join("images","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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        {"bitmap" : os.path.join("images","ImportSVG"),

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         "name" : _("Inkscape"),

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         "tooltip" : _("Create HMI"),

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         "method" : "_StartInkscape"},

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    ]

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    def PluginPath(self):

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        return os.path.join(self.PlugParent.PluginPath(), "modules", self.PlugType)

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    def _getSVGpath(self):

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        # define name for IEC raw code file

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        return os.path.join(self.PlugPath(), "gui.svg")

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    def _getSVGUIserverpath(self):

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        return os.path.join(os.path.dirname(__file__), "svgui_server.py")

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    def PlugGenerate_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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        current_location = self.GetCurrentLocation()

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        # define a unique name for the generated C file

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        location_str = "_".join(map(lambda x:str(x), current_location))

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        res = ([], "", False)

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        svgfile=self._getSVGpath()

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        if os.path.exists(svgfile):

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            res += (("gui.svg", file(svgfile,"rb")),)

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        svguiserverfile = open(self._getSVGUIserverpath(), 'r')

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        svguiservercode = svguiserverfile.read()

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        svguiserverfile.close()

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        svguilibpath = os.path.join(self._getBuildPath(), "svguilib.js")

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        svguilibfile = open(svguilibpath, 'w')

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        svguilibfile.write(translate(os.path.join(os.path.dirname(__file__), "pyjs", "lib", "sys.py"), "sys"))

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        svguilibfile.write(open(os.path.join(os.path.dirname(__file__), "pyjs", "lib", "_pyjs.js"), 'r').read())

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        svguilibfile.write(translate(os.path.join(os.path.dirname(__file__), "pyjs", "lib", "pyjslib.py"), "pyjslib"))

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        svguilibfile.write(translate(os.path.join(os.path.dirname(__file__), "svguilib.py"), "svguilib"))

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        svguilibfile.write("pyjslib();\nsvguilib();\n")

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        svguilibfile.write(open(os.path.join(os.path.dirname(__file__), "pyjs", "lib", "json.js"), 'r').read())

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        svguilibfile.write(open(os.path.join(os.path.dirname(__file__), "livesvg.js"), 'r').read())

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        svguilibfile.close()

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        jsmodules = {"LiveSVGPage": "svguilib.js"}

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        res += (("svguilib.js", file(svguilibpath,"rb")),)

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        runtimefile_path = os.path.join(buildpath, "runtime_%s.py"%location_str)

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        runtimefile = open(runtimefile_path, 'w')

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        runtimefile.write(svguiservercode % {"svgfile" : "gui.svg"})

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        runtimefile.write("""

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def _runtime_%(location)s_begin():

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    website.LoadHMI(%(svgui_class)s, %(jsmodules)s)

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def _runtime_%(location)s_cleanup():

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    website.UnLoadHMI()

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""" % {"location": location_str,

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       "svgui_class": "SVGUI_HMI",

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       "jsmodules" : str(jsmodules),

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      })

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        runtimefile.close()

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        res += (("runtime_%s.py"%location_str, file(runtimefile_path,"rb")),)

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        return res

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    def _ImportSVG(self):

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        dialog = wx.FileDialog(self.GetPlugRoot().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.GetPlugRoot().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.GetPlugRoot().CheckProjectPathPerm():

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            dialog = wx.MessageDialog(self.GetPlugRoot().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)