#!/usr/bin/env python

# 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

from gi.repository import Gtk
from gi.repository import Gdk
from gi.repository import GObject

import os
os.system('clear')

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):
    def __init__(self):
        GObject.GObject.__init__(self)

        self.cars = []
        self.routes = [(10, "horizontal"), (200, "vertical")]

        self.connect('draw', self._draw_cb)

        self.show_all()

    def _draw_cb(self, widget, context):
        self.alloc = self.get_allocation()

        # Background
        context.rectangle(0, 0, self.alloc.width, self.alloc.height)
        context.set_source_rgb(*BACKGROUND_COLOR)
        context.fill()

        #Draw route
        for route in self.routes:
            pos, address = route
            if address == "horizontal":
                x = pos
                y = 0
                w = 50
                h = self.alloc.height
            else:
                x = 0
                y = pos
                w = self.alloc.width
                h = 50
                
            context.rectangle(x, y, w, h)
            context.set_source_rgb(0.2, 0.2, 0.2)
            context.fill()

        #Draw cars
        for car in self.cars:
            x, y, w, h = car
            context.rectangle(x, y, w, h)
            context.set_source_rgb(0, 0, 1)
            context.fill()