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64 lines
1.4 KiB
Python
64 lines
1.4 KiB
Python
#!/usr/bin/python
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import math
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import pygtk
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pygtk.require('2.0')
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import gtk
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from sugar.scene.Stage import Stage
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from sugar.scene.Group import Group
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from sugar.scene.PixbufActor import PixbufActor
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from sugar.scene.CircleLayout import CircleLayout
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from sugar.scene.Timeline import Timeline
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def __drawing_area_expose_cb(widget, event, stage):
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stage.render(widget.window)
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def __next_frame_cb(timeline, frame_num, group):
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angle = math.pi * 2 / timeline.get_n_frames() * frame_num
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group.get_layout().set_angle(angle)
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group.do_layout()
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drawing_area.window.invalidate_rect(None, False)
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def __completed_cb(timeline, group):
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group.get_layout().set_angle(0)
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group.do_layout()
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drawing_area.window.invalidate_rect(None, False)
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stage = Stage()
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pixbuf = gtk.gdk.pixbuf_new_from_file('background.png')
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stage.add(PixbufActor(pixbuf))
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icons_group = Group()
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i = 1
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while i <= 5:
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pixbuf = gtk.gdk.pixbuf_new_from_file('activity%d.png' % i)
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icons_group.add(PixbufActor(pixbuf))
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i += 1
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layout = CircleLayout(100)
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icons_group.set_layout(layout)
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stage.add(icons_group)
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window = gtk.Window()
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window.set_default_size(640, 480)
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drawing_area = gtk.DrawingArea()
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drawing_area.connect('expose_event', __drawing_area_expose_cb, stage)
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window.add(drawing_area)
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drawing_area.show()
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window.show()
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timeline = Timeline(stage, 100)
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timeline.connect('next-frame', __next_frame_cb, icons_group)
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timeline.connect('completed', __completed_cb, icons_group)
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timeline.start()
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gtk.main()
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