docutil/docsvg.py
author Edouard Tisserant <edouard.tisserant@gmail.com>
Mon, 02 Mar 2020 16:30:29 +0100
branchsvghmi
changeset 2850 e38654ec6281
parent 2755 4efc509e9a1a
child 2705 889ec6db6f7d
permissions -rw-r--r--
SVGHMI: detach/re-attach elements required by pages on page switch

This is meant to optimize performances with large drawings leading to long restyle or reflow.
814
5743cbdff669 Integration of PLCOpenEditor into Beremiz
Laurent Bessard
parents:
diff changeset
     1
#!/usr/bin/env python
5743cbdff669 Integration of PLCOpenEditor into Beremiz
Laurent Bessard
parents:
diff changeset
     2
# -*- coding: utf-8 -*-
5743cbdff669 Integration of PLCOpenEditor into Beremiz
Laurent Bessard
parents:
diff changeset
     3
1571
486f94a8032c fix license notices in source files and license files under GPLv2+
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 814
diff changeset
     4
# This file is part of Beremiz, a Integrated Development Environment for
486f94a8032c fix license notices in source files and license files under GPLv2+
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 814
diff changeset
     5
# programming IEC 61131-3 automates supporting plcopen standard and CanFestival.
814
5743cbdff669 Integration of PLCOpenEditor into Beremiz
Laurent Bessard
parents:
diff changeset
     6
#
1571
486f94a8032c fix license notices in source files and license files under GPLv2+
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 814
diff changeset
     7
# Copyright (C) 2007: Edouard TISSERANT and Laurent BESSARD
814
5743cbdff669 Integration of PLCOpenEditor into Beremiz
Laurent Bessard
parents:
diff changeset
     8
#
1571
486f94a8032c fix license notices in source files and license files under GPLv2+
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 814
diff changeset
     9
# See COPYING file for copyrights details.
814
5743cbdff669 Integration of PLCOpenEditor into Beremiz
Laurent Bessard
parents:
diff changeset
    10
#
1571
486f94a8032c fix license notices in source files and license files under GPLv2+
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 814
diff changeset
    11
# This program is free software; you can redistribute it and/or
486f94a8032c fix license notices in source files and license files under GPLv2+
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 814
diff changeset
    12
# modify it under the terms of the GNU General Public License
486f94a8032c fix license notices in source files and license files under GPLv2+
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 814
diff changeset
    13
# as published by the Free Software Foundation; either version 2
486f94a8032c fix license notices in source files and license files under GPLv2+
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 814
diff changeset
    14
# of the License, or (at your option) any later version.
814
5743cbdff669 Integration of PLCOpenEditor into Beremiz
Laurent Bessard
parents:
diff changeset
    15
#
1571
486f94a8032c fix license notices in source files and license files under GPLv2+
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 814
diff changeset
    16
# This program is distributed in the hope that it will be useful,
486f94a8032c fix license notices in source files and license files under GPLv2+
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 814
diff changeset
    17
# but WITHOUT ANY WARRANTY; without even the implied warranty of
486f94a8032c fix license notices in source files and license files under GPLv2+
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 814
diff changeset
    18
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
486f94a8032c fix license notices in source files and license files under GPLv2+
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 814
diff changeset
    19
# GNU General Public License for more details.
814
5743cbdff669 Integration of PLCOpenEditor into Beremiz
Laurent Bessard
parents:
diff changeset
    20
#
1571
486f94a8032c fix license notices in source files and license files under GPLv2+
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 814
diff changeset
    21
# You should have received a copy of the GNU General Public License
486f94a8032c fix license notices in source files and license files under GPLv2+
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 814
diff changeset
    22
# along with this program; if not, write to the Free Software
486f94a8032c fix license notices in source files and license files under GPLv2+
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 814
diff changeset
    23
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
814
5743cbdff669 Integration of PLCOpenEditor into Beremiz
Laurent Bessard
parents:
diff changeset
    24
1881
091005ec69c4 fix pylint py3k conversion warning: "(no-absolute-import) import missing `from __future__ import absolute_import`"
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1876
diff changeset
    25
091005ec69c4 fix pylint py3k conversion warning: "(no-absolute-import) import missing `from __future__ import absolute_import`"
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1876
diff changeset
    26
from __future__ import absolute_import
1732
94ffe74e6895 clean-up: fix PEP8 E401 multiple imports on one line
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1571
diff changeset
    27
import os
94ffe74e6895 clean-up: fix PEP8 E401 multiple imports on one line
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1571
diff changeset
    28
import subprocess
1832
0f1081928d65 fix wrong-import-order. first standard modules are imported, then others
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1828
diff changeset
    29
import wx
814
5743cbdff669 Integration of PLCOpenEditor into Beremiz
Laurent Bessard
parents:
diff changeset
    30
1736
7e61baa047f0 clean-up: fix PEP8 E302 expected 2 blank lines, found 1
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1735
diff changeset
    31
814
5743cbdff669 Integration of PLCOpenEditor into Beremiz
Laurent Bessard
parents:
diff changeset
    32
def get_inkscape_path():
5743cbdff669 Integration of PLCOpenEditor into Beremiz
Laurent Bessard
parents:
diff changeset
    33
    """ Return the Inkscape path """
2755
4efc509e9a1a Allow using docutil.get_inkscape_path() on Linux also.
Edouard Tisserant
parents: 2431
diff changeset
    34
    if wx.Platform == '__WXMSW__':
4efc509e9a1a Allow using docutil.get_inkscape_path() on Linux also.
Edouard Tisserant
parents: 2431
diff changeset
    35
        from six.moves import winreg
4efc509e9a1a Allow using docutil.get_inkscape_path() on Linux also.
Edouard Tisserant
parents: 2431
diff changeset
    36
        try:
4efc509e9a1a Allow using docutil.get_inkscape_path() on Linux also.
Edouard Tisserant
parents: 2431
diff changeset
    37
            svgexepath = winreg.QueryValue(winreg.HKEY_LOCAL_MACHINE,
4efc509e9a1a Allow using docutil.get_inkscape_path() on Linux also.
Edouard Tisserant
parents: 2431
diff changeset
    38
                                           'Software\\Classes\\svgfile\\shell\\Inkscape\\command')
4efc509e9a1a Allow using docutil.get_inkscape_path() on Linux also.
Edouard Tisserant
parents: 2431
diff changeset
    39
        except OSError:
4efc509e9a1a Allow using docutil.get_inkscape_path() on Linux also.
Edouard Tisserant
parents: 2431
diff changeset
    40
            svgexepath = winreg.QueryValue(winreg.HKEY_LOCAL_MACHINE,
4efc509e9a1a Allow using docutil.get_inkscape_path() on Linux also.
Edouard Tisserant
parents: 2431
diff changeset
    41
                                           'Software\\Classes\\inkscape.svg\\shell\\open\\command')
4efc509e9a1a Allow using docutil.get_inkscape_path() on Linux also.
Edouard Tisserant
parents: 2431
diff changeset
    42
        svgexepath = svgexepath.replace('"%1"', '').strip()
4efc509e9a1a Allow using docutil.get_inkscape_path() on Linux also.
Edouard Tisserant
parents: 2431
diff changeset
    43
        return svgexepath.replace('"', '')
4efc509e9a1a Allow using docutil.get_inkscape_path() on Linux also.
Edouard Tisserant
parents: 2431
diff changeset
    44
    else:
4efc509e9a1a Allow using docutil.get_inkscape_path() on Linux also.
Edouard Tisserant
parents: 2431
diff changeset
    45
        # TODO: search path
4efc509e9a1a Allow using docutil.get_inkscape_path() on Linux also.
Edouard Tisserant
parents: 2431
diff changeset
    46
        return os.path.join("/usr/bin", "inkscape")
814
5743cbdff669 Integration of PLCOpenEditor into Beremiz
Laurent Bessard
parents:
diff changeset
    47
1736
7e61baa047f0 clean-up: fix PEP8 E302 expected 2 blank lines, found 1
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1735
diff changeset
    48
814
5743cbdff669 Integration of PLCOpenEditor into Beremiz
Laurent Bessard
parents:
diff changeset
    49
def open_win_svg(svgexepath, svgfile):
5743cbdff669 Integration of PLCOpenEditor into Beremiz
Laurent Bessard
parents:
diff changeset
    50
    """ Open Inkscape on Windows platform """
5743cbdff669 Integration of PLCOpenEditor into Beremiz
Laurent Bessard
parents:
diff changeset
    51
    popenargs = [svgexepath]
1739
ec153828ded2 clean-up: fix PEP8 E203 whitespace before ':' and whitespace before ','
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1736
diff changeset
    52
    if svgfile is not None:
814
5743cbdff669 Integration of PLCOpenEditor into Beremiz
Laurent Bessard
parents:
diff changeset
    53
        popenargs.append(svgfile)
1876
995df4804221 fix pylint warning '(expression-not-assigned) Expression "X" is assigned to nothing'
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1872
diff changeset
    54
    subprocess.Popen(popenargs)
814
5743cbdff669 Integration of PLCOpenEditor into Beremiz
Laurent Bessard
parents:
diff changeset
    55
1736
7e61baa047f0 clean-up: fix PEP8 E302 expected 2 blank lines, found 1
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1735
diff changeset
    56
814
5743cbdff669 Integration of PLCOpenEditor into Beremiz
Laurent Bessard
parents:
diff changeset
    57
def open_lin_svg(svgexepath, svgfile):
5743cbdff669 Integration of PLCOpenEditor into Beremiz
Laurent Bessard
parents:
diff changeset
    58
    """ Open Inkscape on Linux platform """
5743cbdff669 Integration of PLCOpenEditor into Beremiz
Laurent Bessard
parents:
diff changeset
    59
    if os.path.isfile("/usr/bin/inkscape"):
1739
ec153828ded2 clean-up: fix PEP8 E203 whitespace before ':' and whitespace before ','
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1736
diff changeset
    60
        os.system("%s %s &" % (svgexepath, svgfile))
1735
c02818d7e29f clean-up: fix PEP8 W293 blank line contains whitespace
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1734
diff changeset
    61
1736
7e61baa047f0 clean-up: fix PEP8 E302 expected 2 blank lines, found 1
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1735
diff changeset
    62
814
5743cbdff669 Integration of PLCOpenEditor into Beremiz
Laurent Bessard
parents:
diff changeset
    63
def open_svg(svgfile):
5743cbdff669 Integration of PLCOpenEditor into Beremiz
Laurent Bessard
parents:
diff changeset
    64
    """ Generic function to open SVG file """
1739
ec153828ded2 clean-up: fix PEP8 E203 whitespace before ':' and whitespace before ','
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1736
diff changeset
    65
    if wx.Platform == '__WXMSW__':
814
5743cbdff669 Integration of PLCOpenEditor into Beremiz
Laurent Bessard
parents:
diff changeset
    66
        try:
5743cbdff669 Integration of PLCOpenEditor into Beremiz
Laurent Bessard
parents:
diff changeset
    67
            open_win_svg(get_inkscape_path(), svgfile)
1780
c52d1460cea8 clean-up: fix PEP8 E722 do not use bare except'
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1768
diff changeset
    68
        except Exception:
814
5743cbdff669 Integration of PLCOpenEditor into Beremiz
Laurent Bessard
parents:
diff changeset
    69
            wx.MessageBox("Inkscape is not found or installed !")
5743cbdff669 Integration of PLCOpenEditor into Beremiz
Laurent Bessard
parents:
diff changeset
    70
            return None
5743cbdff669 Integration of PLCOpenEditor into Beremiz
Laurent Bessard
parents:
diff changeset
    71
    else:
2755
4efc509e9a1a Allow using docutil.get_inkscape_path() on Linux also.
Edouard Tisserant
parents: 2431
diff changeset
    72
        svgexepath=get_inkscape_path()
1828
396da88d7b5c fix unnecessary parens after keyword
Andrey Skvortsov <andrej.skvortzov@gmail.com>
parents: 1801
diff changeset
    73
        if os.path.isfile(svgexepath):
814
5743cbdff669 Integration of PLCOpenEditor into Beremiz
Laurent Bessard
parents:
diff changeset
    74
            open_lin_svg(svgexepath, svgfile)
5743cbdff669 Integration of PLCOpenEditor into Beremiz
Laurent Bessard
parents:
diff changeset
    75
        else:
5743cbdff669 Integration of PLCOpenEditor into Beremiz
Laurent Bessard
parents:
diff changeset
    76
            wx.MessageBox("Inkscape is not found or installed !")
5743cbdff669 Integration of PLCOpenEditor into Beremiz
Laurent Bessard
parents:
diff changeset
    77
            return None