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#!/usr/bin/env python
# Copyright (C) 2012 Agustin Zubiaga <aguz@sugarlabs.org>
# Copyright (C) 2012 Cristhofer Travieso <cristhofert97@gmail.com>
# 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
import cairo
from gi.repository import Gtk
from gi.repository import Gdk
from gi.repository import GObject
sugar = False
if sugar:
from sugar3.graphics import style
SIZE = style.zoom(150)
BETWEEN_LINE_SPACE = style.zoom(200)
else:
SIZE = 0
BETWEEN_LINE_SPACE = 0
LINE_WIDTH = 12
BACKGROUND_COLOR = (0, 1, 0)
class Canvas(Gtk.DrawingArea):
__gsignals__ = {'cross-added': (GObject.SignalFlags.RUN_FIRST, None, [int]),
'circle-added': (GObject.SignalFlags.RUN_FIRST,
None, [int])}
def __init__(self):
GObject.GObject.__init__(self)
self.cursor = None
self.connect('draw', self._draw_cb)
self.show_all()
def _draw_cb(self, widget, context):
alloc = self.get_allocation()
# Background
context.rectangle(0, 0, alloc.width, alloc.height)
context.set_source_rgb(*BACKGROUND_COLOR)
context.fill()
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