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22 lines
564 B
Python
22 lines
564 B
Python
"""
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OnlyLegs filters
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Custom Jinja2 filters
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"""
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from flask import Blueprint
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from onlylegs.utils import contrast
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blueprint = Blueprint('filters', __name__)
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@blueprint.app_template_filter()
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def colour_contrast(colour):
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"""
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Pass in the colour of the background and will return
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a css variable based on the contrast of text required to be readable
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"color: var(--fg-white);" or "color: var(--fg-black);"
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"""
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bright = "var(--fg-white)"
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dark = "var(--fg-black)"
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return "color: RGB(" + contrast.contrast(colour, dark, bright) + ");"
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