/*!
 * SPDX-FileCopyrightText: 2018 Nextcloud GmbH and Nextcloud contributors
 * SPDX-License-Identifier: AGPL-3.0-or-later
 */

@use 'variables.scss';
@use 'functions.scss';

/* GLOBAL ------------------------------------------------------------------- */
[class^='icon-'], [class*=' icon-'] {
	background-repeat: no-repeat;
	background-position: center;
	min-width: 16px;
	min-height: 16px;
}

.icon-breadcrumb {
	background-image: url('../img/breadcrumb.svg?v=1');
}

/* LOADING ------------------------------------------------------------------ */
.loading,
.loading-small,
.icon-loading,
.icon-loading-dark,
.icon-loading-small,
.icon-loading-small-dark {
	position: relative;
	&:after {
		z-index: 2;
		content: '';
		height: 28px;
		width: 28px;
		margin: -16px 0 0 -16px;
		position: absolute;
		top: 50%;
		inset-inline-start: 50%;
		border-radius: 100%;
		-webkit-animation: rotate .8s infinite linear;
		animation: rotate .8s infinite linear;
		-webkit-transform-origin: center;
		-ms-transform-origin: center;
		transform-origin: center;
		border: 2px solid var(--color-loading-light);
		border-top-color: var(--color-loading-dark);
		// revert if background is too bright
		filter: var(--background-invert-if-dark);

		.primary &,
		.primary + & {
			// revert if primary is too bright
			filter: var(--primary-invert-if-bright);
		}
	}
}

.icon-loading-dark:after,
.icon-loading-small-dark:after {
	border: 2px solid var(--color-loading-dark);
	border-top-color: var(--color-loading-light);
}

.icon-loading-small:after,
.icon-loading-small-dark:after {
	height: 12px;
	width: 12px;
	margin: -8px 0 0 -8px;
}

/* Css replaced elements don't have ::after nor ::before */
audio, canvas, embed, iframe, img, input, object, video {
	&.icon-loading {
		background-image: url('../img/loading.gif');
	}
	&.icon-loading-dark {
		background-image: url('../img/loading-dark.gif');
	}
	&.icon-loading-small {
		background-image: url('../img/loading-small.gif');
	}
	&.icon-loading-small-dark {
		background-image: url('../img/loading-small-dark.gif');
	}
}

@keyframes rotate {
	from {
		transform: rotate(0deg);
	}
	to {
		transform: rotate(360deg);
	}
}

.icon-32 {
	background-size: 32px !important;
}

.icon-white.icon-shadow,
.icon-audio-white,
.icon-audio-off-white,
.icon-fullscreen-white,
.icon-screen-white,
.icon-screen-off-white,
.icon-video-white,
.icon-video-off-white {
	filter: drop-shadow(1px 1px 4px var(--color-box-shadow));
}

/* ICONS -------------------------------------------------------------------
 * These icon classes are generated automatically with the following pattern
 * .icon-close (black icon)
 * .icon-close-white (white icon)
 * .icon-close.icon-white (white icon)
 *
 * Some class definitions are kept as before, since they don't follow the pattern
 * or have some additional styling like drop shadows
 */

// plain CSS import and not SCSS so disable the `@import` rule
/* stylelint-disable-next-line no-invalid-position-at-import-rule */
@import '../../dist/icons.css';
