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# Base import
import gtk
import logging
from gettext import gettext as _
# Local import
from src.person import Person
from src.person import persons
from src.union import Union
import src.const as const
# Sugar import
try:
from sugar.activity import activity
from sugar.graphics.toolbutton import ToolButton
from gtk import Toolbar
const.inSugar = True
except ImportError:
from sugardummy import *
const.inSugar = False
class RootsActivity(activity.Activity):
def __init__(self, handle):
"Set up the activity."
# Sugar init
activity.Activity.__init__(self, handle)
# Create toolbox
toolbox = activity.ActivityToolbox(self)
toolbar = Toolbar()
tool = ToolButton('zoom-out')
tool.set_tooltip(_('Zoom out'))
tool.set_accelerator(_('<ctrl>minus'))
tool.connect('clicked', self.zoom_out)
toolbar.insert(tool, -1)
tool = ToolButton('zoom-in')
tool.set_tooltip(_('Zoom in'))
tool.set_accelerator(_('<ctrl>equal'))
tool.connect('clicked', self.zoom_in)
toolbar.insert(tool, -1)
toolbox.add_toolbar(_('View'), toolbar)
self.set_toolbox(toolbox)
toolbox.show()
# Create sample data
(self.initx, self.inity, self.initzoom) = (500, 50, 0)
self.tree = self.init_family()
self.tree.compute_draw(self.initx, self.inity)
# Create drawing area
self.zoomlevel = 1
self.area = gtk.DrawingArea()
self.area.set_size_request(600, 300)
self.area.set_events(gtk.gdk.BUTTON_PRESS_MASK|gtk.gdk.BUTTON_RELEASE_MASK|gtk.gdk.BUTTON_MOTION_MASK|gtk.gdk.POINTER_MOTION_MASK)
self.area.connect("expose_event", self.area_expose_cb)
self.area.connect("button_press_event", self.press_button)
self.area.connect("button_release_event", self.release_button)
self.area.connect("motion_notify_event", self.mouse_move)
self.moving = False
# Draw
self.box = gtk.VBox(False)
self.box.pack_start(self.area, True, True, 0)
self.set_canvas(self.box)
self.show_all()
self.area.window.set_cursor(gtk.gdk.Cursor(gtk.gdk.ARROW))
def init_family(self):
"Init a sample tree"
l = Person("Lucien", "M")
a = Person("Annick", "F")
u = Union(l, a)
d = Person("Dominique", "M")
u.append_child(d)
au = Person("Anne", "F")
u.append_child(au)
m = Person("Madeleine", "F")
u.append_child(m)
jp = Person("Jean-Pierre", "M")
j = Person("Julie", "F")
up = Union(jp, j)
up.append_child(l)
c = Person("Christian", "M")
up.append_child(c)
ub = Union(Person("Jonathan", "M"), j)
ub.append_child(Person("Charlie", "F"))
rs = Person("Renee", "F")
vm = Person("Vivien", "M")
urv = Union(vm, rs)
urv.append_child(j)
jr = Person("Jean-Rene", "M")
ua = Union(jr, Person("Micheline", "F"))
ua.append_child(a)
i = Person("Irene", "F")
ua.append_child(i)
ui = Union(Person("Nathan", "M"), i)
ui.append_child(Person("Marie", "F"))
ui.append_child(Person("Noel", "M"))
ui.append_child(Person("Thierry", "M"))
uc = Union(c, Person("Clarah", "F"))
uc.append_child(Person("Sandrine", "F"))
uc2 = Union(c, Person("Vivianne", "F"))
uc2.append_child(Person("Pierre", "M"))
uc2.append_child(Person("Camille", "F"))
return vm
def area_expose_cb(self, area, event):
"Draw tree event"
gc = self.area.window.cairo_create()
pc = self.create_pango_context()
self.tree.draw(gc, pc)
gc.stroke()
def press_button(self, widget, event):
"Mouse button clicked, detail a person or start the moving mode"
# Look if click in a person
for p in persons:
# Found one, show detail
if p.point_inside(event.x, event.y):
print p.name
self.moving = False
return
# Not found, pass in moving mode
self.movingStart = (event.x, event.y)
self.moving = True
self.area.window.set_cursor(gtk.gdk.Cursor(gtk.gdk.FLEUR))
def mouse_move(self, widget, event):
"Mouse move event, in moving mode translate draw if in moving mode else change cursor on person"
# In moving mode ?
if self.moving:
# Compute translation
(dx, dy) = (event.x-self.movingStart[0], event.y-self.movingStart[1])
(self.initx, self.inity) = (self.initx+dx, self.inity+dy)
for p in persons:
p.translate(dx, dy)
self.movingStart = (event.x, event.y)
# Redraw
self.redraw()
else:
# Look if a person is under the cursor
for p in persons:
# Found one, change cursor
if p.point_inside(event.x, event.y):
self.area.window.set_cursor(gtk.gdk.Cursor(gtk.gdk.HAND1))
return
# Not found, set standard cursor
self.area.window.set_cursor(gtk.gdk.Cursor(gtk.gdk.ARROW))
def release_button(self, widget, event):
"Mouse button released, stop moving mode"
self.area.window.set_cursor(gtk.gdk.Cursor(gtk.gdk.ARROW))
self.moving = False
def zoom_in(self, event):
"ToolBar button zoom in clicked"
self.initzoom = self.initzoom + 20
self.redraw()
def zoom_out(self, event):
"ToolBar button zoom out clicked"
self.initzoom = self.initzoom - 20
self.redraw()
def redraw(self):
"Redraw area"
self.tree.compute_draw(self.initx, self.inity)
for p in persons:
p.scale(self.initzoom)
self.area.queue_draw_area(0, 0, self.area.allocation.width, self.area.allocation.height)
# Dummy call to allow running on Windows
if not const.inSugar:
RootsActivity(0)
gtk.main()
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