67 lines
2.5 KiB
Python
67 lines
2.5 KiB
Python
# Copyright (C) 2006, Red Hat, Inc.
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#
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# This library is free software; you can redistribute it and/or
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# modify it under the terms of the GNU Lesser General Public
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# License as published by the Free Software Foundation; either
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# version 2 of the License, or (at your option) any later version.
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#
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# This library 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 GNU
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# Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public
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# License along with this library; if not, write to the
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# Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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# Boston, MA 02111-1307, USA.
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import math
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import hippo
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from sugar.graphics import units
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from sugar.graphics import color
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class RoundBox(hippo.CanvasBox, hippo.CanvasItem):
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__gtype_name__ = 'SugarRoundBox'
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_BORDER_DEFAULT = 2.0
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def __init__(self, **kwargs):
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hippo.CanvasBox.__init__(self, **kwargs)
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# TODO: we should calculate this value depending on the height of the box.
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self._radius = units.points_to_pixels(10)
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self.props.orientation = hippo.ORIENTATION_HORIZONTAL
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self.props.border_top = self._BORDER_DEFAULT
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self.props.border_bottom = self._BORDER_DEFAULT
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self.props.border_left = self._radius
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self.props.border_right = self._radius
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self.props.border_color = color.BLACK.get_int()
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def do_paint_background(self, cr, damaged_box):
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[width, height] = self.get_allocation()
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x = self._BORDER_DEFAULT / 2
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y = self._BORDER_DEFAULT / 2
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width -= self._BORDER_DEFAULT
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height -= self._BORDER_DEFAULT
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cr.move_to(x + self._radius, y);
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cr.arc(x + width - self._radius, y + self._radius,
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self._radius, math.pi * 1.5, math.pi * 2);
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cr.arc(x + width - self._radius, x + height - self._radius,
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self._radius, 0, math.pi * 0.5);
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cr.arc(x + self._radius, y + height - self._radius,
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self._radius, math.pi * 0.5, math.pi);
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cr.arc(x + self._radius, y + self._radius, self._radius,
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math.pi, math.pi * 1.5);
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hippo.cairo_set_source_rgba32(cr, self.props.background_color)
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cr.fill_preserve();
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hippo.cairo_set_source_rgba32(cr, self.props.border_color)
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cr.set_line_width(self._BORDER_DEFAULT)
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cr.stroke()
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