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gramps/src/ReportBase/_GraphvizReportDialog.py

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#
# Gramps - a GTK+/GNOME based genealogy program
#
# Copyright (C) 2007-2008 Brian G. Matherly
# Copyright (C) 2007-2008 Stephane Charette
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
# $Id$
#------------------------------------------------------------------------
#
# python modules
#
#------------------------------------------------------------------------
import os
from cStringIO import StringIO
import tempfile
import thread
import threading
from types import ClassType, InstanceType
from gettext import gettext as _
#-------------------------------------------------------------------------------
#
# GTK+ modules
#
#-------------------------------------------------------------------------------
import gtk
import gobject
#-------------------------------------------------------------------------------
#
# GRAMPS modules
#
#-------------------------------------------------------------------------------
import Mime
import Utils
import BaseDoc
import Config
from ReportBase import CATEGORY_GRAPHVIZ
from _ReportDialog import ReportDialog
from _FileEntry import FileEntry
from _PaperMenu import PaperFrame
from PluginUtils import NumberOption, EnumeratedListOption, TextOption
#-------------------------------------------------------------------------------
#
# Private Contstants
#
#-------------------------------------------------------------------------------
_FONTS = [ { 'name' : _("Default"), 'value' : "" },
{ 'name' : _("PostScript / Helvetica"), 'value' : "Helvetica" },
{ 'name' : _("TrueType / FreeSans"), 'value' : "FreeSans" } ]
_RANKDIR = [ { 'name' : _("Vertical (top to bottom)"), 'value' : "TB" },
{ 'name' : _("Vertical (bottom to top)"), 'value' : "BT" },
{ 'name' : _("Horizontal (left to right)"), 'value' : "LR" },
{ 'name' : _("Horizontal (right to left)"), 'value' : "RL" } ]
_PAGEDIR = [ { 'name' : _("Bottom, left"), 'value' :"BL" },
{ 'name' : _("Bottom, right"), 'value' :"BR" },
{ 'name' : _("Top, left"), 'value' :"TL" },
{ 'name' : _("Top, Right"), 'value' :"TR" },
{ 'name' : _("Right, bottom"), 'value' :"RB" },
{ 'name' : _("Right, top"), 'value' :"RT" },
{ 'name' : _("Left, bottom"), 'value' :"LB" },
{ 'name' : _("Left, top"), 'value' :"LT" } ]
_RATIO = [ { 'name' : _("Minimal size"), 'value': "compress" },
{ 'name' : _("Fill the given area"), 'value': "fill" },
{ 'name' : _("Use optimal number of pages"), 'value': "expand" } ]
_NOTELOC = [ { 'name' : _("Top"), 'value' : "t" },
{ 'name' : _("Bottom"), 'value' : "b" }]
if os.sys.platform == "win32":
_DOT_FOUND = Utils.search_for("dot.exe")
if Utils.search_for("gswin32c.exe") == 1:
_GS_CMD = "gswin32c.exe"
elif Utils.search_for("gswin32.exe") == 1:
_GS_CMD = "gswin32.exe"
else:
_GS_CMD = ""
else:
_DOT_FOUND = Utils.search_for("dot")
if Utils.search_for("gs") == 1:
_GS_CMD = "gs"
else:
_GS_CMD = ""
#-------------------------------------------------------------------------------
#
# GVDocBase
#
#-------------------------------------------------------------------------------
class GVDocBase(BaseDoc.BaseDoc, BaseDoc.GVDoc):
"""
Base document generator for all Graphiz document generators. Classes that
inherit from this class will only need to implement the close function.
The close function will generate the actual file of the appropriate type.
"""
def __init__(self, options, paper_style):
BaseDoc.BaseDoc.__init__(self, None, paper_style, None)
self._filename = None
self._dot = StringIO()
self._paper = paper_style
menu = options.menu
self.dpi = menu.get_option_by_name('dpi').get_value()
self.fontfamily = menu.get_option_by_name('font_family').get_value()
self.fontsize = menu.get_option_by_name('font_size').get_value()
self.hpages = menu.get_option_by_name('h_pages').get_value()
self.nodesep = menu.get_option_by_name('nodesep').get_value()
self.noteloc = menu.get_option_by_name('noteloc').get_value()
self.notesize = menu.get_option_by_name('notesize').get_value()
self.note = menu.get_option_by_name('note').get_value()
self.pagedir = menu.get_option_by_name('page_dir').get_value()
self.rankdir = menu.get_option_by_name('rank_dir').get_value()
self.ranksep = menu.get_option_by_name('ranksep').get_value()
self.ratio = menu.get_option_by_name('ratio').get_value()
self.vpages = menu.get_option_by_name('v_pages').get_value()
paper_size = paper_style.get_size()
# Subtract 0.01" from the drawing area to make some room between
# this area and the margin in order to compensate for different
# rounding errors internally in dot
sizew = ( paper_size.get_width() -
self._paper.get_left_margin() -
self._paper.get_right_margin() ) / 2.54 - 0.01
sizeh = ( paper_size.get_height() -
self._paper.get_top_margin() -
self._paper.get_bottom_margin() ) / 2.54 - 0.01
pheight = paper_size.get_height_inches()
pwidth = paper_size.get_width_inches()
xmargin = self._paper.get_left_margin() / 2.54
ymargin = self._paper.get_top_margin() / 2.54
sizew = sizew * self.hpages
sizeh = sizeh * self.vpages
self.write( 'digraph GRAMPS_graph\n' )
self.write( '{\n' )
self.write( ' bgcolor=white;\n' )
self.write( ' center="true"; \n' )
self.write( ' charset="iso-8859-1";\n' )
self.write( ' concentrate="false";\n' )
self.write( ' dpi="%d";\n' % self.dpi )
self.write( ' graph [fontsize=%d];\n' % self.fontsize )
self.write( ' margin="%3.2f,%3.2f"; \n' % (xmargin, ymargin))
self.write( ' mclimit="99";\n' )
self.write( ' nodesep="%.2f";\n' % self.nodesep )
self.write( ' outputorder="edgesfirst";\n' )
self.write( ' page="%3.2f,%3.2f";\n' % (pwidth, pheight) )
self.write( ' pagedir="%s";\n' % self.pagedir )
self.write( ' rankdir="%s";\n' % self.rankdir )
self.write( ' ranksep="%.2f";\n' % self.ranksep )
self.write( ' ratio="%s";\n' % self.ratio )
self.write( ' searchsize="100";\n' )
self.write( ' size="%3.2f,%3.2f"; \n' % (sizew, sizeh) )
self.write( ' splines="true";\n' )
self.write( '\n' )
self.write( ' edge [len=0.5 style=solid arrowhead=none '
'arrowtail=normal fontsize=%d];\n' % self.fontsize )
if self.fontfamily:
self.write( ' node [style=filled fontname="%s" fontsize=%d];\n'
% ( self.fontfamily, self.fontsize ) )
else:
self.write( ' node [style=filled fontsize=%d];\n'
% self.fontsize )
self.write( '\n' )
def write(self, text):
""" Write text to the dot file """
self._dot.write(text.encode('iso-8859-1', 'xmlcharrefreplace'))
def open(self, filename):
""" Implement BaseDoc.BaseDoc.open() """
self._filename = os.path.normpath(os.path.abspath(filename))
def close(self):
"""
This isn't useful by itself. Other classes need to override this and
actually generate a file.
"""
if self.note:
# build up the label
label = u''
for line in self.note: # for every line in the note...
line = line.strip() # ...strip whitespace from this line...
if line != '': # ...and if we still have a line...
if label != '': # ...see if we need to insert a newline...
label += '\\n'
label += line.replace('"', '\\\"')
# after all that, see if we have a label to display
if label != '':
self.write( '\n')
self.write( ' label="%s";\n' % label )
self.write( ' labelloc="%s";\n' % self.noteloc )
self.write( ' fontsize="%d";\n' % self.notesize )
self.write( '}\n\n' )
def animate_progress_bar(self):
"""
The progress bar wont animate unless it is pulsed,
so a timer is created to regularly call this method.
"""
self.progress.pbar.pulse()
# Schedule the next pulse
self.progress_timer = threading.Timer(1.0, self.animate_progress_bar)
self.progress_timer.start()
def generate_output_file_from_dot_file(self, dotcommand, mimetype):
"""
We now have the entire content of the .dot file. Last thing
we need to do is to call dot (part of the Graphviz package)
to generate the .png, .gif, ...etc... output file. Note that
this can take a relatively long time for large or complicated
graphs, so this method is called on a 2nd thread to prevent
GRAMPS from appearing to have "hung".
"""
self.progress = Utils.ProgressMeter(_('Processing File'), '')
self.progress.set_pass(self._filename, 10)
self.progress.pbar.set_pulse_step(0.1)
# Start a timer to ensure the progress bar is animated
self.animate_progress_bar()
# Create a temporary dot file
(handle, tmp_dot) = tempfile.mkstemp(".dot")
dotfile = os.fdopen(handle, "w")
dotfile.write(self._dot.getvalue())
dotfile.close()
# Use the temporary dot file to generate the final output file
os.system(dotcommand % (self._filename, tmp_dot))
# Delete the temporary dot file
os.remove(tmp_dot)
if mimetype and self.print_req:
app = Mime.get_application(mimetype)
Utils.launch(app[0], self._filename)
self.progress_timer.cancel()
self.progress.close()
def add_node(self, node_id, label, shape="", color="",
style="", fillcolor="", url="", htmloutput=False):
"""
Add a node to this graph. Nodes can be different shapes like boxes and
circles.
Implements BaseDoc.GVDoc.add_node().
"""
text = '['
if shape:
text += ' shape="%s"' % shape
if color:
text += ' color="%s"' % color
if fillcolor:
text += ' fillcolor="%s"' % fillcolor
if style:
text += ' style="%s"' % style
# note that we always output a label -- even if an empty string --
# otherwise GraphViz uses the node ID as the label which is unlikely
# to be what the user wants to see in the graph
if label.startswith("<") or htmloutput:
text += ' label=<%s>' % label
else:
text += ' label="%s"' % label
if url:
text += ' URL="%s"' % url
text += " ]"
self.write(' %s %s;\n' % (node_id, text))
def add_link(self, id1, id2, style="", head="", tail="", comment=""):
"""
Add a link between two nodes.
Implementes BaseDoc.GVDoc.add_link().
"""
self.write(' %s -> %s' % (id1, id2))
if style or head or tail:
self.write(' [')
if style:
self.write(' style=%s' % style)
if head:
self.write(' arrowhead=%s' % head)
if tail:
self.write(' arrowtail=%s' % tail)
self.write(' ]')
self.write(';')
if comment:
self.write(' // %s' % comment)
self.write('\n')
def add_comment(self, comment):
"""
Add a comment.
Implementes BaseDoc.GVDoc.add_comment().
"""
tmp = comment.split('\n')
for line in tmp:
text = line.strip()
if text == "":
self.write('\n')
elif text.startswith('#'):
self.write('%s\n' % text)
else:
self.write('# %s\n' % text)
def start_subgraph(self, graph_id):
""" Implement BaseDoc.GVDoc.start_subgraph() """
self.write(' subgraph cluster_%s\n' % graph_id)
self.write(' {\n')
self.write(' style="invis";\n') # no border around subgraph (#0002176)
def end_subgraph(self):
""" Implement BaseDoc.GVDoc.end_subgraph() """
self.write(' }\n')
#-------------------------------------------------------------------------------
#
# GVDotDoc
#
#-------------------------------------------------------------------------------
class GVDotDoc(GVDocBase):
""" GVDoc implementation that generates a .dot text file. """
def close(self):
""" Implements GVDocBase.close() """
GVDocBase.close(self)
# Make sure the extension is correct
if self._filename[-4:] != ".dot":
self._filename += ".dot"
dotfile = open(self._filename, "w")
dotfile.write(self._dot.getvalue())
dotfile.close()
if self.print_req:
app = Mime.get_application("text/x-graphviz")
Utils.launch(app[0], self._filename)
#-------------------------------------------------------------------------------
#
# GVPsDoc
#
#-------------------------------------------------------------------------------
class GVPsDoc(GVDocBase):
""" GVDoc implementation that generates a .ps file using Graphviz. """
def __init__(self, options, paper_style):
# DPI must always be 72 for PDF.
# GV documentation says dpi is only for image formats.
options.menu.get_option_by_name('dpi').set_value(72)
GVDocBase.__init__(self, options, paper_style)
def close(self):
""" Implements GVDocBase.close() """
GVDocBase.close(self)
# Make sure the extension is correct
if self._filename[-3:] != ".ps":
self._filename += ".ps"
thread.start_new_thread(
self.generate_output_file_from_dot_file,
('dot -Tps2 -o"%s" "%s"', "application/postscript"))
#-------------------------------------------------------------------------------
#
# GVSvgDoc
#
#-------------------------------------------------------------------------------
class GVSvgDoc(GVDocBase):
""" GVDoc implementation that generates a .svg file using Graphviz. """
def __init__(self, options, paper_style):
# GV documentation allow multiple pages only for ps format,
# which also includes pdf via ghostscript.
options.menu.get_option_by_name('v_pages').set_value(1)
options.menu.get_option_by_name('h_pages').set_value(1)
GVDocBase.__init__(self, options, paper_style)
def close(self):
""" Implements GVDocBase.close() """
GVDocBase.close(self)
# Make sure the extension is correct
if self._filename[-4:] != ".svg":
self._filename += ".svg"
thread.start_new_thread(
self.generate_output_file_from_dot_file,
('dot -Tsvg -o"%s" "%s"', "image/svg"))
#-------------------------------------------------------------------------------
#
# GVSvgzDoc
#
#-------------------------------------------------------------------------------
class GVSvgzDoc(GVDocBase):
""" GVDoc implementation that generates a .svg file using Graphviz. """
def __init__(self, options, paper_style):
# GV documentation allow multiple pages only for ps format,
# which also includes pdf via ghostscript.
options.menu.get_option_by_name('v_pages').set_value(1)
options.menu.get_option_by_name('h_pages').set_value(1)
GVDocBase.__init__(self, options, paper_style)
def close(self):
""" Implements GVDocBase.close() """
GVDocBase.close(self)
# Make sure the extension is correct
if self._filename[-5:] != ".svgz":
self._filename += ".svgz"
thread.start_new_thread(
self.generate_output_file_from_dot_file,
('dot -Tsvgz -o"%s" "%s"', "image/svgz"))
#-------------------------------------------------------------------------------
#
# GVPngDoc
#
#-------------------------------------------------------------------------------
class GVPngDoc(GVDocBase):
""" GVDoc implementation that generates a .png file using Graphviz. """
def __init__(self, options, paper_style):
# GV documentation allow multiple pages only for ps format,
# which also includes pdf via ghostscript.
options.menu.get_option_by_name('v_pages').set_value(1)
options.menu.get_option_by_name('h_pages').set_value(1)
GVDocBase.__init__(self, options, paper_style)
def close(self):
""" Implements GVDocBase.close() """
GVDocBase.close(self)
# Make sure the extension is correct
if self._filename[-4:] != ".png":
self._filename += ".png"
thread.start_new_thread(
self.generate_output_file_from_dot_file,
('dot -Tpng -o"%s" "%s"', "image/png"))
#-------------------------------------------------------------------------------
#
# GVJpegDoc
#
#-------------------------------------------------------------------------------
class GVJpegDoc(GVDocBase):
""" GVDoc implementation that generates a .jpg file using Graphviz. """
def __init__(self, options, paper_style):
# GV documentation allow multiple pages only for ps format,
# which also includes pdf via ghostscript.
options.menu.get_option_by_name('v_pages').set_value(1)
options.menu.get_option_by_name('h_pages').set_value(1)
GVDocBase.__init__(self, options, paper_style)
def close(self):
""" Implements GVDocBase.close() """
GVDocBase.close(self)
# Make sure the extension is correct
if self._filename[-4:] != ".jpg":
self._filename += ".jpg"
thread.start_new_thread(
self.generate_output_file_from_dot_file,
('dot -Tjpg -o"%s" "%s"', "image/jpeg"))
#-------------------------------------------------------------------------------
#
# GVGifDoc
#
#-------------------------------------------------------------------------------
class GVGifDoc(GVDocBase):
""" GVDoc implementation that generates a .gif file using Graphviz. """
def __init__(self, options, paper_style):
# GV documentation allow multiple pages only for ps format,
# which also includes pdf via ghostscript.
options.menu.get_option_by_name('v_pages').set_value(1)
options.menu.get_option_by_name('h_pages').set_value(1)
GVDocBase.__init__(self, options, paper_style)
def close(self):
""" Implements GVDocBase.close() """
GVDocBase.close(self)
# Make sure the extension is correct
if self._filename[-4:] != ".gif":
self._filename += ".gif"
thread.start_new_thread(
self.generate_output_file_from_dot_file,
('dot -Tgif -o"%s" "%s"', "image/gif"))
#-------------------------------------------------------------------------------
#
# GVPdfGvDoc
#
#-------------------------------------------------------------------------------
class GVPdfGvDoc(GVDocBase):
""" GVDoc implementation that generates a .pdf file using Graphviz. """
def __init__(self, options, paper_style):
# DPI must always be 72 for PDF.
# GV documentation says dpi is only for image formats.
options.menu.get_option_by_name('dpi').set_value(72)
# GV documentation allow multiple pages only for ps format,
# which also includes pdf via ghostscript.
options.menu.get_option_by_name('v_pages').set_value(1)
options.menu.get_option_by_name('h_pages').set_value(1)
GVDocBase.__init__(self, options, paper_style)
def close(self):
""" Implements GVDocBase.close() """
GVDocBase.close(self)
# Make sure the extension is correct
if self._filename[-4:] != ".pdf":
self._filename += ".pdf"
thread.start_new_thread(
self.generate_output_file_from_dot_file,
('dot -Tpdf -o"%s" "%s"', "application/pdf"))
#-------------------------------------------------------------------------------
#
# GVPdfGsDoc
#
#-------------------------------------------------------------------------------
class GVPdfGsDoc(GVDocBase):
""" GVDoc implementation that generates a .pdf file using Ghostscript. """
def __init__(self, options, paper_style):
# DPI must always be 72 for PDF.
# GV documentation says dpi is only for image formats.
options.menu.get_option_by_name('dpi').set_value(72)
GVDocBase.__init__(self, options, paper_style)
def close(self):
""" Implements GVDocBase.close() """
GVDocBase.close(self)
# First step is to create a temporary .ps file
original_name = self._filename
if self._filename[-3:] != ".ps":
self._filename += ".ps"
self.generate_output_file_from_dot_file(
'dot -Tps -o"%s" "%s"', None)
tmp_ps = self._filename
# Make sure the extension is correct
self._filename = original_name
if self._filename[-4:] != ".pdf":
self._filename += ".pdf"
# Add .5 to remove rounding errors.
paper_size = self._paper.get_size()
width_pt = int( (paper_size.get_width_inches() * 72) + 0.5 )
height_pt = int( (paper_size.get_height_inches() * 72) + 0.5 )
# Convert to PDF using ghostscript
command = '%s -q -sDEVICE=pdfwrite -dNOPAUSE -dDEVICEWIDTHPOINTS=%d' \
' -dDEVICEHEIGHTPOINTS=%d -sOutputFile="%s" "%s" -c quit' \
% ( _GS_CMD, width_pt, height_pt, self._filename, tmp_ps )
os.system(command)
os.remove(tmp_ps)
if self.print_req:
app = Mime.get_application("application/pdf")
Utils.launch(app[0], self._filename)
#-------------------------------------------------------------------------------
#
# Various Graphviz formats.
#
#-------------------------------------------------------------------------------
_FORMATS = []
if _DOT_FOUND:
if _GS_CMD != "":
_FORMATS += [{ 'type' : "gspdf",
'ext' : "pdf",
'descr': _("PDF (Ghostscript)"),
'mime' : "application/pdf",
'class': GVPdfGsDoc }]
_FORMATS += [{ 'type' : "gvpdf",
'ext' : "pdf",
'descr': _("PDF (Graphviz)"),
'mime' : "application/pdf",
'class': GVPdfGvDoc }]
_FORMATS += [{ 'type' : "ps",
'ext' : "ps",
'descr': _("PostScript"),
'mime' : "application/postscript",
'class': GVPsDoc }]
_FORMATS += [{ 'type' : "svg",
'ext' : "svg",
'descr': _("Structured Vector Graphics (SVG)"),
'mime' : "image/svg",
'class': GVSvgDoc }]
_FORMATS += [{ 'type' : "svgz",
'ext' : "svgz",
'descr': _("Compressed Structured Vector Graphs (SVG)"),
'mime' : "image/svgz",
'class': GVSvgzDoc }]
_FORMATS += [{ 'type' : "jpg",
'ext' : "jpg",
'descr': _("JPEG image"),
'mime' : "image/jpeg",
'class': GVJpegDoc }]
_FORMATS += [{ 'type' : "gif",
'ext' : "gif",
'descr': _("GIF image"),
'mime' : "image/gif",
'class': GVGifDoc }]
_FORMATS += [{ 'type' : "png",
'ext' : "png",
'descr': _("PNG image"),
'mime' : "image/png",
'class': GVPngDoc }]
_FORMATS += [{ 'type' : "dot",
'ext' : "dot",
'descr': _("Graphviz Dot File"),
'mime' : "text/x-graphviz",
'class': GVDotDoc }]
#-------------------------------------------------------------------------------
#
# GraphvizFormatComboBox
#
#-------------------------------------------------------------------------------
class GraphvizFormatComboBox(gtk.ComboBox):
"""
Format combo box class for Graphviz report.
"""
def set(self, active=None):
self.store = gtk.ListStore(gobject.TYPE_STRING)
self.set_model(self.store)
cell = gtk.CellRendererText()
self.pack_start(cell, True)
self.add_attribute(cell, 'text', 0)
out_pref = Config.get(Config.OUTPUT_PREFERENCE)
index = 0
active_index = 0
for item in _FORMATS:
name = item["descr"]
self.store.append(row=[name])
if item['type'] == active:
active_index = index
elif not active and name == out_pref:
active_index = index
index = index + 1
self.set_active(active_index)
def get_label(self):
return _FORMATS[self.get_active()]["descr"]
def get_reference(self):
return _FORMATS[self.get_active()]["class"]
def get_paper(self):
return 1
def get_styles(self):
return 0
def get_ext(self):
return '.%s' % _FORMATS[self.get_active()]['ext']
def get_format_str(self):
return _FORMATS[self.get_active()]["type"]
def get_printable(self):
_apptype = _FORMATS[self.get_active()]["mime"]
print_label = None
try:
mprog = Mime.get_application(_apptype)
if Utils.search_for(mprog[0]):
print_label = _("Open in %(program_name)s") % { 'program_name':
mprog[1] }
else:
print_label = None
except:
print_label = None
return print_label
def get_clname(self):
return _FORMATS[self.get_active()]["type"]
#-----------------------------------------------------------------------
#
# GraphvizReportDialog
#
#-----------------------------------------------------------------------
class GraphvizReportDialog(ReportDialog):
"""A class of ReportDialog customized for graphviz based reports."""
def __init__(self, dbstate, uistate, opt, name, translated_name):
"""Initialize a dialog to request that the user select options
for a graphiz report. See the ReportDialog class for
more information."""
self.category = CATEGORY_GRAPHVIZ
ReportDialog.__init__(self, dbstate, uistate, opt,
name, translated_name)
def init_options(self, option_class):
if isinstance(option_class, ClassType):
self.options = option_class(self.raw_name,
self.dbstate.get_database())
elif isinstance(option_class, InstanceType):
self.options = option_class
################################
category = _("GraphViz Layout")
################################
font_family = EnumeratedListOption(_("Font family"), "")
index = 0
for item in _FONTS:
font_family.add_item(item["value"], item["name"])
index += 1
font_family.set_help(_("Choose the font family. If international "
"characters don't show, use FreeSans font. "
"FreeSans is available from: "
"http://www.nongnu.org/freefont/"))
self.options.add_menu_option(category, "font_family", font_family)
font_size = NumberOption(_("Font size"), 14, 8, 128)
font_size.set_help(_("The font size, in points."))
self.options.add_menu_option(category, "font_size", font_size)
rank_dir = EnumeratedListOption(_("Graph Direction"), "TB")
index = 0
for item in _RANKDIR:
rank_dir.add_item(item["value"], item["name"])
index += 1
rank_dir.set_help(_("Whether graph goes from top to bottom "
"or left to right."))
self.options.add_menu_option(category, "rank_dir", rank_dir)
h_pages = NumberOption(_("Number of Horizontal Pages"), 1, 1, 25)
h_pages.set_help(_("GraphViz can create very large graphs by "
"spreading the graph across a rectangular "
"array of pages. This controls the number "
"pages in the array horizontally. "
"Only valid for dot, postscript and pdf "
"via Ghostscript."))
self.options.add_menu_option(category, "h_pages", h_pages)
v_pages = NumberOption(_("Number of Vertical Pages"), 1, 1, 25)
v_pages.set_help(_("GraphViz can create very large graphs by "
"spreading the graph across a rectangular "
"array of pages. This controls the number "
"pages in the array vertically. "
"Only valid for dot, postscript and pdf "
"via Ghostscript."))
self.options.add_menu_option(category, "v_pages", v_pages)
page_dir = EnumeratedListOption(_("Paging Direction"), "BL")
index = 0
for item in _PAGEDIR:
page_dir.add_item(item["value"], item["name"])
index += 1
page_dir.set_help(_("The order in which the graph pages are output. "
"This option only applies if the horizontal pages "
"or vertical pages are greater than 1."))
self.options.add_menu_option(category, "page_dir", page_dir)
# the page direction option only makes sense when the
# number of horizontal and/or vertical pages is > 1,
# so we need to remember these 3 controls for later
self.h_pages = h_pages
self.v_pages = v_pages
self.page_dir = page_dir
# the page direction option only makes sense when the
# number of horizontal and/or vertical pages is > 1
self.h_pages.connect('value-changed', self.pages_changed)
self.v_pages.connect('value-changed', self.pages_changed)
################################
category = _("GraphViz Options")
################################
aspect_ratio = EnumeratedListOption(_("Aspect ratio"), "fill")
index = 0
for item in _RATIO:
aspect_ratio.add_item(item["value"], item["name"])
index += 1
aspect_ratio.set_help(_("Affects greatly how the graph is layed out "
"on the page."))
self.options.add_menu_option(category, "ratio", aspect_ratio)
dpi = NumberOption(_("DPI"), 75, 20, 1200)
dpi.set_help(_( "Dots per inch. When creating images such as "
".gif or .png files for the web, try numbers "
"such as 100 or 300 DPI. When creating PostScript "
"or PDF files, use 72 DPI."))
self.options.add_menu_option(category, "dpi", dpi)
nodesep = NumberOption(_("Node spacing"), 0.20, 0.01, 5.00, 0.01)
nodesep.set_help(_( "The minimum amount of free space, in inches, "
"between individual nodes. For vertical graphs, "
"this corresponds to spacing between columns. "
"For horizontal graphs, this corresponds to "
"spacing between rows."))
self.options.add_menu_option(category, "nodesep", nodesep)
ranksep = NumberOption(_("Rank spacing"), 0.20, 0.01, 5.00, 0.01)
ranksep.set_help(_( "The minimum amount of free space, in inches, "
"between ranks. For vertical graphs, this "
"corresponds to spacing between rows. For "
"horizontal graphs, this corresponds to spacing "
"between columns."))
self.options.add_menu_option(category, "ranksep", ranksep)
################################
category = _("Note")
################################
note = TextOption(_("Note to add to the graph"),
[""] )
note.set_help(_("This text will be added to the graph."))
self.options.add_menu_option(category, "note", note)
noteloc = EnumeratedListOption(_("Note location"), 't')
for i in range( 0, len(_NOTELOC) ):
noteloc.add_item(_NOTELOC[i]["value"], _NOTELOC[i]["name"])
noteloc.set_help(_("Whether note will appear on top "
"or bottom of the page."))
self.options.add_menu_option(category, "noteloc", noteloc)
notesize = NumberOption(_("Note size"), 32, 8, 128)
notesize.set_help(_("The size of note text, in points."))
self.options.add_menu_option(category, "notesize", notesize)
self.options.load_previous_values()
def pages_changed(self):
"""
This method gets called every time the v_pages or h_pages
options are changed; when both vertical and horizontal
pages are set to "1", then the page_dir control needs to
be unavailable
"""
if self.v_pages.get_value() > 1 or \
self.h_pages.get_value() > 1:
self.page_dir.set_available(True)
else:
self.page_dir.set_available(False)
def init_interface(self):
ReportDialog.init_interface(self)
self.doc_type_changed(self.format_menu)
def setup_format_frame(self):
"""Set up the format frame of the dialog."""
self.format_menu = GraphvizFormatComboBox()
self.format_menu.set(self.options.handler.get_format_name())
self.format_menu.connect('changed', self.doc_type_changed)
label = gtk.Label("%s:" % _("Output Format"))
label.set_alignment(0.0, 0.5)
self.tbl.attach(label, 1, 2, self.row, self.row+1, gtk.SHRINK|gtk.FILL)
self.tbl.attach(self.format_menu, 2, 4, self.row, self.row+1,
yoptions=gtk.SHRINK)
self.row += 1
self.print_report = gtk.CheckButton(_("Open with application"))
self.tbl.attach(self.print_report, 2, 4, self.row, self.row+1,
yoptions=gtk.SHRINK)
self.row += 1
ext = self.format_menu.get_ext()
if ext == None:
ext = ""
else:
spath = self.get_default_directory()
base = self.get_default_basename()
spath = os.path.normpath("%s/%s%s" % (spath, base, ext))
self.target_fileentry.set_filename(spath)
def setup_report_options_frame(self):
self.paper_label = gtk.Label('<b>%s</b>'%_("Paper Options"))
self.paper_label.set_use_markup(True)
self.paper_frame = PaperFrame(
self.options.handler.get_paper_metric(),
self.options.handler.get_paper_name(),
self.options.handler.get_orientation(),
self.options.handler.get_margins(),
self.options.handler.get_custom_paper_size()
)
self.notebook.insert_page(self.paper_frame, self.paper_label, 0)
self.paper_frame.show_all()
ReportDialog.setup_report_options_frame(self)
def doc_type_changed(self, obj):
"""This routine is called when the user selects a new file
formats for the report. It adjust the various dialog sections
to reflect the appropriate values for the currently selected
file format. For example, a HTML document doesn't need any
paper size/orientation options, but it does need a template
file. Those chances are made here."""
label = obj.get_printable()
if label:
self.print_report.set_label (label)
self.print_report.set_sensitive (True)
else:
self.print_report.set_label (_("Open with application"))
self.print_report.set_sensitive (False)
fname = self.target_fileentry.get_full_path(0)
(spath, ext) = os.path.splitext(fname)
ext_val = obj.get_ext()
if ext_val:
fname = spath + ext_val
else:
fname = spath
self.target_fileentry.set_filename(fname)
def make_document(self):
"""Create a document of the type requested by the user.
"""
pstyle = self.paper_frame.get_paper_style()
self.doc = self.format(self.options, pstyle)
self.options.set_document(self.doc)
if self.print_report.get_active():
self.doc.print_requested()
def on_ok_clicked(self, obj):
"""The user is satisfied with the dialog choices. Validate
the output file name before doing anything else. If there is
a file name, gather the options and create the report."""
# Is there a filename? This should also test file permissions, etc.
if not self.parse_target_frame():
self.window.run()
# Preparation
self.parse_format_frame()
self.parse_user_options()
self.options.handler.set_paper_metric(
self.paper_frame.get_paper_metric())
self.options.handler.set_paper_name(self.paper_frame.get_paper_name())
self.options.handler.set_orientation(self.paper_frame.get_orientation())
self.options.handler.set_margins(self.paper_frame.get_paper_margins())
self.options.handler.set_custom_paper_size(
self.paper_frame.get_custom_paper_size())
# Create the output document.
self.make_document()
# Save options
self.options.handler.save_options()
def parse_format_frame(self):
"""Parse the format frame of the dialog. Save the user
selected output format for later use."""
self.format = self.format_menu.get_reference()
format_name = self.format_menu.get_clname()
self.options.handler.set_format_name(format_name)
def setup_style_frame(self):
"""Required by ReportDialog"""
pass
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