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# -*- coding: utf-8 -*- |
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# ----------------------------------------------------------------------------- |
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# Copyright (c) 2015 Yann Lanthony |
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# Copyright (c) 2017-2018 Spyder Project Contributors |
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# |
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# Licensed under the terms of the MIT License |
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# (See LICENSE.txt for details) |
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# ----------------------------------------------------------------------------- |
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"""Libsass functions.""" |
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# yapf: disable |
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# Third party imports |
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import sass |
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# yapf: enable |
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def rgba(r, g, b, a): |
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"""Convert r,g,b,a values to standard format. |
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Where `a` is alpha! In CSS alpha can be given as: |
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* float from 0.0 (fully transparent) to 1.0 (opaque) |
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In Qt or qss that is: |
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* int from 0 (fully transparent) to 255 (opaque) |
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A percentage value 0% (fully transparent) to 100% (opaque) works |
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in BOTH systems the same way! |
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""" |
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result = 'rgba({}, {}, {}, {}%)' |
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if isinstance(r, sass.SassNumber): |
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if a.unit == '%': |
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alpha = a.value |
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elif a.value > 1.0: |
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# A value from 0 to 255 is coming in, convert to % |
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alpha = a.value / 2.55 |
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else: |
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alpha = a.value * 100 |
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return result.format( |
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int(r.value), |
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int(g.value), |
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int(b.value), |
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int(alpha), |
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) |
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elif isinstance(r, float): |
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return result.format(int(r), int(g), int(b), int(a * 100)) |
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def rgba_from_color(color): |
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""" |
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Conform rgba. |
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:type color: sass.SassColor |
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""" |
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# Inner rgba() call |
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if not isinstance(color, sass.SassColor): |
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return '{}'.format(color) |
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return rgba(color.r, color.g, color.b, color.a) |
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def qlineargradient(x1, y1, x2, y2, stops): |
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""" |
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Implement qss qlineargradient function for scss. |
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:type x1: sass.SassNumber |
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:type y1: sass.SassNumber |
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:type x2: sass.SassNumber |
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:type y2: sass.SassNumber |
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:type stops: sass.SassList |
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:return: |
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""" |
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stops_str = [] |
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for stop in stops[0]: |
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pos, color = stop[0] |
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stops_str.append('stop: {} {}'.format( |
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pos.value, |
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rgba_from_color(color), |
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)) |
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template = 'qlineargradient(x1: {}, y1: {}, x2: {}, y2: {}, {})' |
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return template.format(x1.value, y1.value, x2.value, y2.value, |
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', '.join(stops_str)) |
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spyder-ide /
qtsass
