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Diffstat (limited to 'lib/taurus/core/util/colors.py')
| -rw-r--r-- | lib/taurus/core/util/colors.py | 165 |
1 files changed, 165 insertions, 0 deletions
diff --git a/lib/taurus/core/util/colors.py b/lib/taurus/core/util/colors.py new file mode 100644 index 00000000..94c754be --- /dev/null +++ b/lib/taurus/core/util/colors.py @@ -0,0 +1,165 @@ +#!/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 contains :mod:`PyTango` color codes for state and quality""" + +__all__ = ["DEVICE_STATE_DATA", "ATTRIBUTE_QUALITY_DATA", "ColorPalette", + "DEVICE_STATE_PALETTE", "ATTRIBUTE_QUALITY_PALETTE"] + +__docformat__ = "restructuredtext" + +import types +import PyTango + +DEVICE_STATE_DATA = { + str(PyTango.DevState.ON) : ("Dead Frog Green", 0, 255, 0, 0), +## str(PyTango.DevState.OFF) : ("Scarlet Red 3", 164, 0, 0, 1), + str(PyTango.DevState.OFF) : ('White', 255, 255, 255, 0), +## str(PyTango.DevState.CLOSE) : ("Pastel Yellow", 255, 255, 128, 3), + str(PyTango.DevState.CLOSE) : ("White", 255, 255, 255, 3), +## str(PyTango.DevState.OPEN) : ("Dark Green", 32, 112, 32, 1), + str(PyTango.DevState.OPEN) : ("Green", 0, 255, 0, 0), + str(PyTango.DevState.INSERT) : ("White", 255, 255, 255, 0), + str(PyTango.DevState.EXTRACT) : ("Green", 0, 255, 0 ,0), +## str(PyTango.DevState.MOVING) : ("Sky Blue 2", 32, 72, 135, 1), + str(PyTango.DevState.MOVING) : ("Light Blue", 128, 160, 255 ,0), +## str(PyTango.DevState.STANDBY) : ("Yellow Butter", 252, 224, 0, 0), + str(PyTango.DevState.STANDBY) : ("Yellow", 255, 255, 0, 0), + str(PyTango.DevState.FAULT) : ("Red", 255, 0, 0, 0), + str(PyTango.DevState.INIT) : ("Grenoble", 204, 204, 122, 0), +## str(PyTango.DevState.RUNNING) : ("Electric Blue", 0, 128, 255, 1), + str(PyTango.DevState.RUNNING) : ("Light Blue", 128, 160, 255 ,0), + str(PyTango.DevState.ALARM) : ("Tangorange", 255, 140, 0, 1), +## str(PyTango.DevState.DISABLE) : ("Plum 1", 173, 127, 168, 1), + str(PyTango.DevState.DISABLE) : ("Magenta", 255, 0, 255, 0), +## str(PyTango.DevState.UNKNOWN) : ("Aluminium 4", 136, 138, 133, 0), + str(PyTango.DevState.UNKNOWN) : ("Gray", 128, 128, 128, 0), + str(None) : ("Gray", 128, 128, 128, 0), +} + +ATTRIBUTE_QUALITY_DATA = { + str(PyTango.AttrQuality.ATTR_INVALID) : ("Gray", 128, 128, 128, 1), + str(PyTango.AttrQuality.ATTR_VALID) : ("Frog Green", 0, 255, 0, 0), + str(PyTango.AttrQuality.ATTR_ALARM) : ("Orange", 255, 140, 0, 1), + str(PyTango.AttrQuality.ATTR_WARNING) : ("Orange", 255, 140, 0, 1), + str(PyTango.AttrQuality.ATTR_CHANGING) : ("Lightblue", 128, 160, 255 ,0), + "UNKNOWN" : ("Gray", 128, 128, 128, 0), + str(None) : ("Gray", 128, 128, 128, 0), +} + +_BW_RGB = [ (0,0,0, "Black") , (255,255,255, "White"), (255,255,0, "Yellow"), (0,128,0, "Green") ] + +class ColorPalette(object): + """Provides the list of tango colors, used at ALBA / taurus toolkit.""" + + def __init__(self, dat, int_decoder_dict): + + self._rgb_data = dat + self._int_decoder_dict = int_decoder_dict + + def _decoder(self, elem): + if type(elem) == types.IntType or type(elem) == types.LongType: + elem = self._int_decoder_dict.values[elem] + return str(elem) + + def rgb(self, stoq, fg=False): + """Returns a triplet of rgb colors in the range of 0 .. 255.""" + name = self._decoder(stoq) + dat = self._rgb_data[name] + if fg: + return _BW_RGB[dat[4]][0:3] + else: + return dat[1:4] + + def rgb_pair(self, stoq): + """Returns pair of foreground and background colors.""" + return ( self.rgb(stoq) , self.rgb(stoq, fg=True) ) + + def hex(self, stoq, fmt="%06x", fg=False): + """Returns the rgb colors as string of lowercase hexadecimal characters""" + return fmt % self.number(stoq, fg) + + def number(self, stoq, fg=False): + """Returns the colors as a number, suitable for conversion to hexadecimal as argument to QtGui.QColor.""" + r = self.rgb(stoq, fg) + return r[0]*256*256 + r[1]*256 + r[2] + + def __iter__(self): + return self._rgb_data.keys().__iter__() + + def name(self, stoq, fg=False): + """Returns the name of the color.""" + name = self._decoder(stoq) + if fg: + return _BW_RGB[self._rgb_data[name][4]][3] + else: + return self._rgb_data[name][0] + + def has(self, name): + return self._rgb_data.has_key(name) + + def size(self): + return len(self._rgb_data) + + def format_SimStates(self, var="T1"): + count = DEVICE_STATE_PALETTE.size()-1 + txt = "" + for state in DEVICE_STATE_PALETTE: + txt+="%s=Attr('%s')>%d\n" % (state,var,count) + count = count-1 + return txt + + def htmlStyle(self,htmlTag,stoq): + name = self._decoder(stoq) + bg = str(self.rgb(stoq)) + fg = str(self.rgb(stoq,fg=True)) + txt = """<style type='text/css'> +%s.%s { background-color : rgb%s; color : rgb%s; } +</style>""" % (htmlTag, name, bg, fg) + return txt + + def qtStyleSheet(self,stoq): + name = self._decoder(stoq) + bg = str(self.rgb(stoq)) + fg = str(self.rgb(stoq,fg=True)) + txt = "background-color : rgb%s; color : rgb%s; "%(bg, fg) + return txt + +DEVICE_STATE_PALETTE = ColorPalette(DEVICE_STATE_DATA, PyTango.DevState) +ATTRIBUTE_QUALITY_PALETTE = ColorPalette(ATTRIBUTE_QUALITY_DATA, PyTango.AttrQuality) + +def print_color_palette(pal): + """Prints a list of colors to stdout.""" + for stoq in pal: + fg_color = pal.name(stoq, fg=True) + bg_color = pal.name(stoq) + rgb = "(%3.3d, %3.3d, %3.3d)" % pal.rgb(stoq) + hx = pal.hex(stoq) + print "%7s %5s on %13s %15s #%s" % (stoq, fg_color, bg_color, rgb, hx) + + +if __name__ == "__main__": + print_color_palette(DEVICE_STATE_PALETTE) + print_color_palette(ATTRIBUTE_QUALITY_PALETTE) |