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pyfa/graphs/style.py
2020-07-17 12:44:47 +08:00

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3.4 KiB
Python

# =============================================================================
# Copyright (C) 2010 Diego Duclos
#
# This file is part of pyfa.
#
# pyfa is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# pyfa 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with pyfa. If not, see <http://www.gnu.org/licenses/>.
# =============================================================================
from collections import OrderedDict, namedtuple
# noinspection PyPackageRequirements
import wx
from service.const import GraphColor, GraphLightness, GraphLineStyle
ColorData = namedtuple('ColorData', ('hsl', 'name', 'iconName'))
LightnessData = namedtuple('LightnessData', ('name', 'iconName', 'func'))
_t = wx.GetTranslation
class LineStyleData:
def __init__(self, name, iconNamePrefix, mplSpec):
self.name = name
self._iconNamePrefix = iconNamePrefix
self.mplSpec = mplSpec
@property
def iconName(self):
# Get lightness out of RGB color, see following link for math:
# https://www.niwa.nu/2013/05/math-behind-colorspace-conversions-rgb-hsl/
r, g, b, a = (c / 255 for c in wx.SystemSettings.GetColour(wx.SYS_COLOUR_WINDOW))
l = (max(r, g, b) + min (r, g, b)) / 2
suffix = '_black' if l > 0.3 else '_white'
return '{}{}'.format(self._iconNamePrefix, suffix)
# In HSL format
BASE_COLORS = OrderedDict([
(GraphColor.red, ColorData((0 / 360.0, 1.0, 0.5), _t('Red'), 'color_red')),
(GraphColor.green, ColorData((120 / 360.0, 1.0, 0.5), _t('Green'), 'color_green')),
(GraphColor.blue, ColorData((240 / 360.0, 1.0, 0.5), _t('Blue'), 'color_blue')),
(GraphColor.orange, ColorData((40 / 360.0, 1.0, 0.5), _t('Orange'), 'color_orange')),
(GraphColor.magenta, ColorData((300 / 360.0, 1.0, 0.5), _t('Magenta'), 'color_magenta')),
(GraphColor.cyan, ColorData((180 / 360.0, 1.0, 0.5), _t('Cyan'), 'color_cyan')),
(GraphColor.purple, ColorData((275 / 360.0, 1.0, 0.5), _t('Purple'), 'color_purple')),
(GraphColor.yellow, ColorData((56 / 360.0, 1.0, 0.5), _t('Yellow'), 'color_yellow'))])
def hsl_to_hsv(hsl):
h, s, l = hsl
s *= l if (l < 0.5) else (1 - l)
l += s
return (h, 2 * s / l, l)
def darken(hsl):
h, s, l = hsl
return h, s * 0.5, l * 0.7
def brighten(hsl):
h, s, l = hsl
return h, s * 0.5, l + (1 - l) * 0.5
LIGHTNESSES = OrderedDict([
(GraphLightness.normal, LightnessData(_t('Normal'), 'lightness_normal', lambda hsl: hsl)),
(GraphLightness.dark, LightnessData(_t('Dark'), 'lightness_dark', darken)),
(GraphLightness.bright, LightnessData(_t('Bright'), 'lightness_bright', brighten))])
STYLES = OrderedDict([
(GraphLineStyle.solid, LineStyleData(_t('Solid'), 'style_solid', 'solid')),
(GraphLineStyle.dashed, LineStyleData(_t('Dashed'), 'style_dashed', (0, (5, 1)))),
(GraphLineStyle.dotted, LineStyleData(_t('Dotted'), 'style_dotted', (0, (1, 1)))),
(GraphLineStyle.dashdotted, LineStyleData(_t('Dash-dotted'), 'style_dashdot', (0, (3, 1, 1, 1))))])