1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
|
#!/usr/bin/env python3
# ruff: noqa: E402
"""A simple example containing two boxes and a line."""
import gi
# fmt: off
gi.require_version("Gtk", "4.0")
from gi.repository import Gtk
from gaphas import Canvas, Line
from gaphas.tool import hover_tool, item_tool, view_focus_tool, zoom_tool
from gaphas.view import GtkView
from examples.exampleitems import Box
# fmt: on
def apply_default_tool_set(view):
view.remove_all_controllers()
view.add_controller(item_tool())
view.add_controller(zoom_tool())
view.add_controller(view_focus_tool())
view.add_controller(hover_tool())
def create_canvas(canvas, title):
# Setup drawing window
view = GtkView()
view.model = canvas
apply_default_tool_set(view)
window = Gtk.Window()
window.set_title(title)
window.set_default_size(400, 400)
win_box = Gtk.Box(orientation=Gtk.Orientation.HORIZONTAL)
window.add(win_box)
win_box.pack_start(view, True, True, 0)
# Draw first gaphas box
b1 = Box(canvas.connections, 60, 60)
b1.matrix.translate(10, 10)
canvas.add(b1)
# Draw second gaphas box
b2 = Box(canvas.connections, 60, 60)
b2.min_width = 40
b2.min_height = 50
b2.matrix.translate(170, 170)
canvas.add(b2)
# Draw gaphas line
line = Line(canvas.connections)
line.matrix.translate(100, 60)
canvas.add(line)
line.handles()[1].pos = (30, 30)
window.show_all()
window.connect("destroy", Gtk.main_quit)
if __name__ == "__main__":
c = Canvas()
create_canvas(c, "Simple Gaphas App")
Gtk.main()
|
