import gtk

from Sketch import Sketch
from SketchWidget import SketchWidget

from shapes import *
from constraints import *

class Window:
    def __init__(self, title):
        self.window = gtk.Window(gtk.WINDOW_TOPLEVEL)
        self.window.set_size_request(600, 500)
        self.window.set_title(title)
        self.window.connect("destroy", self.destroy_event)
        self.window.connect("key-press-event", self.key_press_event)

        s = Sketch()
        l1 = Line(0, 1, 1, 1)
        s.shapes.append(l1)
        l2 = Line(1, 1, 1, 0)
        s.shapes.append(l2)
        l3 = Line(1, 0, 0, 0)
        s.shapes.append(l3)
        l4 = Line(0, 0, 0, 1)
        s.shapes.append(l4)
        c = Circle(0, 0, 0.3)
        s.shapes.append(c)
        l5 = Line(0, 0, 0, 0)
        s.shapes.append(l5)

        s.constraints.append(Horizontal(l1, 0, l1, 1))
        s.constraints.append(Connect(l1, 1, l2, 0))
        s.constraints.append(Vertical(l2, 0, l2, 1))
        s.constraints.append(Connect(l2, 1, l3, 0))
        s.constraints.append(Horizontal(l3, 0, l3, 1))
        s.constraints.append(Connect(l3, 1, l4, 0))
        s.constraints.append(Vertical(l4, 0, l4, 1))
        s.constraints.append(Connect(l4, 1, l1, 0))

        s.constraints.append(Connect(c, 1, l2, 0))
        s.constraints.append(Horizontal(c, 4, l3, 1))
#        s.constraints.append(Connect(c, 4, l3, 1))

        s.constraints.append(XDistance(l1, 0, l1, 1, 1.2))
        s.constraints.append(YDistance(l4, 0, l4, 1, 0.8))

        s.constraints.append(XFix(l1, 0, 0))
        s.constraints.append(YFix(l1, 0, 0))

        s.constraints.append(Connect(l5, 0, l2, 1))
        s.constraints.append(Connect(l5, 2, l1, 0))

        s.solve()

        sw = SketchWidget(s, self.window)

        self.statusbar = gtk.Statusbar()

        vbox = gtk.VBox()
        vbox.pack_start(sw.widget, expand = True)
        vbox.pack_start(self.statusbar, expand = False)

        self.window.add(vbox)
        self.window.show_all()

    def main(self):
        gtk.main()

    def destroy_event(self, widget, data=None):
        gtk.main_quit()

    def key_press_event(self, widget, event, data=None):
        if event.keyval == gtk.gdk.keyval_from_name("Escape"):
            gtk.main_quit()
        return False