Source code for taurus.qt.qtgui.util.tauruscolor

#!/usr/bin/env python

#############################################################################
##
## This file is part of Taurus
## 
## http://taurus-scada.org
##
## Copyright 2011 CELLS / ALBA Synchrotron, Bellaterra, Spain
## 
## Taurus 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 3 of the License, or
## (at your option) any later version.
## 
## Taurus 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 Taurus.  If not, see <http://www.gnu.org/licenses/>.
##
#############################################################################

"""This module provides Qt color management for taurus"""

__docformat__ = 'restructuredtext'

from taurus.external.qt import Qt

from taurus.core.util.colors import ColorPalette, \
    DEVICE_STATE_DATA, ATTRIBUTE_QUALITY_DATA

[docs]class QtColorPalette(ColorPalette): def __init__(self, dat, int_decoder_dict): ColorPalette.__init__(self, dat, int_decoder_dict) self._qcolor_cache_fg = dict() self._qcolor_cache_bg = dict() self._qbrush_cache_fg = dict() self._qbrush_cache_bg = dict() self._qvariant_cache_fg = dict() self._qvariant_cache_bg = dict()
[docs] def qbrush(self, stoq): #print stoq """Returns the brush for the specified state or quality""" name = self._decoder(stoq) f = self._qbrush_cache_fg b = self._qbrush_cache_bg if not f.has_key(name): f[name] = Qt.QBrush(self.qcolor(stoq)[1]) if not b.has_key(name): b[name] = Qt.QBrush(self.qcolor(stoq)[0]) if name == 'None': b[name].setStyle(Qt.Qt.BDiagPattern) return ( b[name], f[name] )
[docs] def qcolor(self, stoq): """Returns the color for the specified state or quality""" name = self._decoder(stoq) f = self._qcolor_cache_fg b = self._qcolor_cache_bg if not f.has_key(name): f[name] = Qt.QColor(self.number(name, True)) if not b.has_key(name): b[name] = Qt.QColor(self.number(name)) return ( b[name], f[name] )
[docs] def qvariant(self, stoq): """Returns the color for the specified state or quality""" name = self._decoder(stoq) f = self._qvariant_cache_fg b = self._qvariant_cache_bg if not f.has_key(name): (back,fore) = self.qcolor(name) f[name] = Qt.QVariant(fore) b[name] = Qt.QVariant(back) return ( b[name], f[name] )
import PyTango QT_DEVICE_STATE_PALETTE = QtColorPalette(DEVICE_STATE_DATA, PyTango.DevState) QT_ATTRIBUTE_QUALITY_PALETTE = QtColorPalette(ATTRIBUTE_QUALITY_DATA, PyTango.AttrQuality)