feature: add a fanchart descendant gramplet as the normal fan

svn: r20408

po/POTFILES.in

@@ -557,6 +557,7 @@ src/plugins/gramplet/descendgramplet.py
 src/plugins/gramplet/editexifmetadata.py
 src/plugins/gramplet/events.py
 src/plugins/gramplet/fanchartgramplet.py
+src/plugins/gramplet/fanchartdescgramplet.py
 src/plugins/gramplet/faqgramplet.py
 src/plugins/gramplet/givennamegramplet.py
 src/plugins/gramplet/gramplet.gpr.py

src/plugins/gramplet/Makefile.am

@@ -19,6 +19,7 @@ pkgpython_PYTHON = \
         editexifmetadata.py \
 	events.py \
 	fanchartgramplet.py \
+	fanchartdescgramplet.py \
 	faqgramplet.py \
 	filter.py \
 	gallery.py \

src/plugins/gramplet/fanchartdescgramplet.py

@@ -0,0 +1,93 @@
+# Gramps - a GTK+/GNOME based genealogy program
+#
+# Copyright (C) 2001-2007  Donald N. Allingham, Martin Hawlisch
+# Copyright (C) 2009 Douglas S. Blank
+#
+# 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
+
+# $Id$
+
+## Based on the normal fanchart
+
+#-------------------------------------------------------------------------
+#
+# Python modules
+#
+#-------------------------------------------------------------------------
+import gi
+gi.require_version('Gtk', '3.0')
+from gi.repository import Pango
+from gi.repository import Gtk
+import math
+from gi.repository import Gdk
+try:
+    import cairo
+except ImportError:
+    pass
+
+#-------------------------------------------------------------------------
+#
+# GRAMPS modules
+#
+#-------------------------------------------------------------------------
+from gen.ggettext import gettext as _
+from gen.plug import Gramplet
+import gen.lib
+from gen.errors import WindowActiveError
+from gui.editors import EditPerson
+import gui.utils
+from gui.widgets.fanchartdesc import (FanChartDescWidget, FanChartDescGrampsGUI,
+                                      ANGLE_WEIGHT)
+from gui.widgets.fanchart import FORM_HALFCIRCLE, BACKGROUND_SCHEME1
+
+class FanChartDescGramplet(FanChartDescGrampsGUI, Gramplet):
+    """
+    The Gramplet code that realizes the FanChartWidget. 
+    """
+
+    def __init__(self, gui, nav_group=0):
+        Gramplet.__init__(self, gui, nav_group)
+        FanChartDescGrampsGUI.__init__(self, self.on_childmenu_changed)
+        self.maxgen = 6
+        self.background = BACKGROUND_SCHEME1
+        self.fonttype = 'Sans'
+        self.grad_start = '#0000FF'
+        self.grad_end = '#FF0000'
+        self.generic_filter = None
+        self.alpha_filter = 0.2
+        self.form = FORM_HALFCIRCLE
+        self.angle_algo = ANGLE_WEIGHT
+        self.set_fan(FanChartDescWidget(self.dbstate, self.on_popup))
+        # Replace the standard textview with the fan chart widget:
+        self.gui.get_container_widget().remove(self.gui.textview)
+        self.gui.get_container_widget().add_with_viewport(self.fan)
+        # Make sure it is visible:
+        self.fan.show()
+
+    def init(self):
+        self.set_tooltip(_("Click to expand/contract person\nRight-click for options\nClick and drag in open area to rotate"))
+
+    def active_changed(self, handle):
+        """
+        Method called when active person changes.
+        """
+        # Reset everything but rotation angle (leave it as is)
+        self.update()
+
+    def on_childmenu_changed(self, obj, person_handle):
+        """Callback for the pulldown menu selection, changing to the person
+           attached with menu item."""
+        self.set_active('Person', person_handle)
+        return True

src/plugins/gramplet/gramplet.gpr.py

@@ -120,6 +120,23 @@ register(GRAMPLET,
          navtypes=["Person"],
          )
 
+register(GRAMPLET, 
+         id= "Descendant Fan Chart", 
+         name=_("Descendant Fan Chart"), 
+         description = _("Gramplet showing active person's direct descendants as a fanchart"),
+         status = STABLE,
+         fname="fanchartdescgramplet.py",
+         height=430,
+         expand=True,
+         gramplet = 'FanChartDescGramplet',
+         detached_height = 550,
+         detached_width = 475,
+         gramplet_title=_("Descendant Fan"),
+         version="1.0.0",
+         gramps_target_version="4.0",
+         navtypes=["Person"],
+         )
+
 register(GRAMPLET, 
          id="FAQ", 
          name=_("FAQ"),