1

#!/usr/bin/env python

     2

# -*- coding: utf-8 -*-

     3

     4

# This file is part of Beremiz, a Integrated Development Environment for

     5

# programming IEC 61131-3 automates supporting plcopen standard and CanFestival.

     6

#

     7

# Copyright (C) 2007: Edouard TISSERANT and Laurent BESSARD

     9

#

    10

# See COPYING file for copyrights details.

    11

#

    12

# This program is free software; you can redistribute it and/or

    13

# modify it under the terms of the GNU General Public License

    14

# as published by the Free Software Foundation; either version 2

    15

# of the License, or (at your option) any later version.

    16

#

    17

# This program is distributed in the hope that it will be useful,

    18

# but WITHOUT ANY WARRANTY; without even the implied warranty of

    19

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

    20

# GNU General Public License for more details.

    21

#

    22

# You should have received a copy of the GNU General Public License

    23

# along with this program; if not, write to the Free Software

    24

# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

    25

    26

import wx

    27

import os, sys, shutil

    28

    29

from pyjs import translate

    30

    32

from POULibrary import POULibrary

    33

from docutil import open_svg

    34

from py_ext import PythonFileCTNMixin

    35

    36

class SVGUILibrary(POULibrary):

    37

    def GetLibraryPath(self):

    39

    40

class SVGUI(PythonFileCTNMixin):

    41

    42

    ConfNodeMethods = [

    43

        {"bitmap" : "ImportSVG",

    44

         "name" : _("Import SVG"),

    45

         "tooltip" : _("Import SVG"),

    46

         "method" : "_ImportSVG"},

    47

        {"bitmap" : "ImportSVG", # should be something different

    48

         "name" : _("Inkscape"),

    49

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

    50

         "method" : "_StartInkscape"},

    51

    ]

    52

    53

    def ConfNodePath(self):

    55

    56

    def _getSVGpath(self, project_path=None):

    57

        if project_path is None:

    58

            project_path = self.CTNPath()

    59

        # define name for SVG file containing gui layout

    60

        return os.path.join(project_path, "gui.svg")

    61

    62

    def _getSVGUIserverpath(self):

    64

    65

    def OnCTNSave(self, from_project_path=None):

    66

        if from_project_path is not None:

    67

            shutil.copyfile(self._getSVGpath(from_project_path),

    68

                            self._getSVGpath())

    69

        return PythonFileCTNMixin.OnCTNSave(self, from_project_path)

    70

    71

    def CTNGenerate_C(self, buildpath, locations):

    72

        """

    73

        Return C code generated by iec2c compiler 

    74

        when _generate_softPLC have been called

    75

        @param locations: ignored

    76

        @return: [(C_file_name, CFLAGS),...] , LDFLAGS_TO_APPEND

    77

        """

    78

    79

        current_location = self.GetCurrentLocation()

    80

        # define a unique name for the generated C file

    81

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

    82

    83

        res = ([], "", False)

    84

    85

        svgfile=self._getSVGpath()

    86

        if os.path.exists(svgfile):

    87

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

    88

    89

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

    90

        svguiservercode = svguiserverfile.read()

    91

        svguiserverfile.close()

    92

    93

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

    94

        svguilibfile = open(svguilibpath, 'w')

   100

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

   103

        svguilibfile.close()

   104

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

   105

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

   106

   107

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

   108

        runtimefile = open(runtimefile_path, 'w')

   109

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

   110

        runtimefile.write("""

   111

def _runtime_%(location)s_start():

   112

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

   113

   114

def _runtime_%(location)s_stop():

   115

    website.UnLoadHMI()

   116

   117

""" % {"location": location_str,

   118

       "svgui_class": "SVGUI_HMI",

   119

       "jsmodules" : str(jsmodules),

   120

      })

   121

        runtimefile.close()

   122

   123

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

   124

   125

        return res

   126

   127

    def _ImportSVG(self):

   128

        dialog = wx.FileDialog(self.GetCTRoot().AppFrame, _("Choose a SVG file"), os.getcwd(), "",  _("SVG files (*.svg)|*.svg|All files|*.*"), wx.OPEN)

   129

        if dialog.ShowModal() == wx.ID_OK:

   130

            svgpath = dialog.GetPath()

   131

            if os.path.isfile(svgpath):

   132

                shutil.copy(svgpath, self._getSVGpath())

   133

            else:

   134

                self.GetCTRoot().logger.write_error(_("No such SVG file: %s\n")%svgpath)

   135

        dialog.Destroy()  

   136

   137

    def _StartInkscape(self):

   138

        svgfile = self._getSVGpath()

   139

        open_inkscape = True

   140

        if not self.GetCTRoot().CheckProjectPathPerm():

   141

            dialog = wx.MessageDialog(self.GetCTRoot().AppFrame,

   142

                                      _("You don't have write permissions.\nOpen Inkscape anyway ?"),

   143

                                      _("Open Inkscape"),

   144

                                      wx.YES_NO|wx.ICON_QUESTION)

   145

            open_inkscape = dialog.ShowModal() == wx.ID_YES

   146

            dialog.Destroy()

   147

        if open_inkscape:

   148

            if not os.path.isfile(svgfile):

   149

                svgfile = None

   150

            open_svg(svgfile)