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# vim:set et sts=4 sw=4:
#
# ibus - The Input Bus
#
# Copyright (c) 2007-2008 Huang Peng <shawn.p.huang@gmail.com>
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2 of the License, or (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this program; if not, write to the
# Free Software Foundation, Inc., 59 Temple Place, Suite 330,
# Boston, MA 02111-1307 USA
__all__ = (
"PangoAttrList",
)
import pango
import ibus
class PangoAttrList(pango.AttrList):
def __init__(self, attrs, unistr):
super(PangoAttrList, self).__init__()
if attrs == None:
return
offsets = []
offset = 0
for c in unistr:
offsets.append(offset)
offset += len(c.encode("utf8"))
offsets.append(offset)
for attr in attrs:
pango_attr = None
start_index = attr.start_index if attr.start_index >= 0 else 0
end_index = attr.end_index if attr.end_index >= 0 else 0
start_index = offsets[start_index] if start_index < len(offsets) else offsets[-1]
end_index = offsets[end_index] if end_index < len(offsets) else offsets[-1]
if attr.type == ibus.ATTR_TYPE_FOREGROUND:
r = (attr.value & 0x00ff0000) >> 8
g = (attr.value & 0x0000ff00)
b = (attr.value & 0x000000ff) << 8
pango_attr = pango.AttrForeground(r, g, b,
start_index, end_index)
elif attr.type == ibus.ATTR_TYPE_BACKGROUND:
r = (attr.value & 0x00ff0000) >> 8
g = (attr.value & 0x0000ff00)
b = (attr.value & 0x000000ff) << 8
pango_attr = pango.AttrBackground(r, g, b,
start_index, end_index)
elif attr.type == ibus.ATTR_TYPE_UNDERLINE:
pango_attr = pango.AttrUnderline(int(attr.value),
start_index, end_index)
if pango_attr != None:
self.insert(pango_attr)
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