67 lines
2.1 KiB
Python
67 lines
2.1 KiB
Python
# Copyright (C) 2007, Red Hat, Inc.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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import hippo
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import gobject
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from sugar.graphics import units
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from sugar.graphics import animator
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from sugar.graphics.spreadbox import SpreadBox
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from view.home.MyIcon import MyIcon
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class _Animation(animator.Animation):
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def __init__(self, icon, start_scale, end_scale):
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animator.Animation.__init__(self, 0.0, 1.0)
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self._icon = icon
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self.start_scale = start_scale
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self.end_scale = end_scale
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def next_frame(self, current):
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d = (self.end_scale - self.start_scale) * current
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self._icon.props.scale = self.start_scale + d
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class TransitionBox(SpreadBox):
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__gtype_name__ = 'SugarTransitionBox'
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__gsignals__ = {
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'completed': (gobject.SIGNAL_RUN_FIRST,
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gobject.TYPE_NONE, ([]))
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}
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def __init__(self):
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SpreadBox.__init__(self, background_color=0xe2e2e2ff)
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self._scale = units.XLARGE_ICON_SCALE
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self._my_icon = MyIcon(self._scale)
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self.set_center_item(self._my_icon)
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self._animator = animator.Animator(0.3)
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self._animator.connect('completed', self._animation_completed_cb)
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def _animation_completed_cb(self, anim):
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self.emit('completed')
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def set_scale(self, scale):
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self._animator.remove_all()
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self._animator.add(_Animation(self._my_icon, self._scale, scale))
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self._animator.start()
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self._scale = scale
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