1 files changed, 57 insertions, 0 deletions
diff --git a/tests/zoom_center.py b/tests/zoom_center.py
new file mode 100644
index 0000000..db96b04
--- /dev/null
+++ b/tests/zoom_center.py
@@ -0,0 +1,57 @@
+#!/usr/bin/env python
+# Copyright (C) 2011, One Laptop Per Child
+# Author, Gonzalo Odiard <gonzalo@laptop.org>
+# Translated from c demo provided by Carlos Garnacho <carlos@lanedo.com>
+
+from gi.repository import Gtk
+from gi.repository import Gdk
+import math
+import logging
+import random
+
+COLORS = (0.1, 0.2, 0.3, 0.4)
+
+
+class TestTouch(Gtk.DrawingArea):
+
+    def __init__(self):
+        super(TestTouch, self).__init__()
+
+        self.touch = None
+
+        self.set_events(Gdk.EventMask.TOUCH_MASK)
+        self.connect('draw', self.__draw_cb)
+        self.connect('event', self.__event_cb)
+
+    def __event_cb(self, widget, event):
+        if event.type == Gdk.EventType.TOUCH_BEGIN:
+            self.touch = 200, 200
+            self.queue_draw()
+        else:
+            self.touch = None
+
+    def __draw_cb(self, widget, ctx):
+        if self.touch is None:
+            return
+
+        for x in range(1, 10):
+            color = random.choice(COLORS)
+            ctx.set_source_rgba(color, color, color, 0.7)
+            ctx.save()
+            ctx.arc(x, y, 60 * x, 0., 2 * math.pi)
+            ctx.fill()
+            ctx.restore()
+
+
+def main():
+    window = Gtk.Window()
+    test_touch = TestTouch()
+
+    window.add(test_touch)
+    window.connect("destroy", Gtk.main_quit)
+    window.show_all()
+    window.set_requested_size(400, 400)
+    Gtk.main()
+
+if __name__ == "__main__":
+    main()