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- //
- // Copyright 2019 Google Inc.
- //
- // Permission is hereby granted, free of charge, to any person obtaining a copy
- // of this software and associated documentation files (the "Software"), to deal
- // in the Software without restriction, including without limitation the rights
- // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- // copies of the Software, and to permit persons to whom the Software is
- // furnished to do so, subject to the following conditions:
- //
- // The above copyright notice and this permission notice shall be included in
- // all copies or substantial portions of the Software.
- //
- // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- // THE SOFTWARE.
- //
- // stylelint-disable selector-class-pattern --
- // Selector '.mdc-*' should only be used in this project.
- @use 'sass:math';
- @use '@material/base/mixins' as base-mixins;
- @use '@material/feature-targeting/feature-targeting';
- @use '@material/rtl/rtl';
- @use '@material/theme/theme';
- @use '@material/theme/keys';
- @use '@material/theme/custom-properties';
- $height: 48px !default;
- $width: $height !default;
- /// Styles applied to the component's touch target wrapper element.
- @mixin wrapper($query: feature-targeting.all()) {
- $feat-structure: feature-targeting.create-target($query, structure);
- .mdc-touch-target-wrapper {
- @include feature-targeting.targets($feat-structure) {
- // Ensure that styles are only emitted once across all components that
- // have increased touch targets.
- @include base-mixins.emit-once('mdc-touch-target/wrapper') {
- // NOTE: Will change to `inline-block` in the future, but keeping as is
- // temporarily for backwards-compatibility.
- display: inline;
- }
- }
- }
- }
- /// Styles applied to the component's inner touch target element.
- /// By default, only sets the inner element height to the minimum touch target
- /// height ($mdc-touch-target-height).
- /// @param {Boolean} $set-width [false] - Sets the inner element width to the
- /// minimum touch target width ($mdc-touch-target-width).
- /// @param $height [$mdc-touch-target-height] - Touch target height.
- /// @param $width [$mdc-touch-target-width] - Touch target width.
- @mixin touch-target(
- $set-width: false,
- $query: feature-targeting.all(),
- $height: $height,
- $width: $width
- ) {
- $feat-structure: feature-targeting.create-target($query, structure);
- @include feature-targeting.targets($feat-structure) {
- position: absolute;
- top: 50%;
- height: $height;
- }
- @if $set-width {
- @include feature-targeting.targets($feat-structure) {
- @include rtl.ignore-next-line();
- left: 50%;
- width: $width;
- @include rtl.ignore-next-line();
- transform: translate(-50%, -50%);
- }
- } @else {
- @include feature-targeting.targets($feat-structure) {
- left: 0;
- right: 0;
- transform: translateY(-50%);
- }
- }
- }
- /// Applies margin to the component with the increased touch target,
- /// to compensate for the touch target.
- @mixin margin(
- $component-height,
- $component-width: null,
- $touch-target-height: $height,
- $touch-target-width: $width,
- $query: feature-targeting.all()
- ) {
- $feat-structure: feature-targeting.create-target($query, structure);
- @include feature-targeting.targets($feat-structure) {
- @if keys.is-key($touch-target-height) or
- keys.is-key($component-height) or
- custom-properties.is-custom-prop($touch-target-height) or
- custom-properties.is-custom-prop($component-height) or
- custom-properties.is-custom-prop-string($touch-target-height) or
- custom-properties.is-custom-prop-string($component-height)
- {
- // Custom properties
- @include theme.property(
- margin-top,
- 'max((touch-target-height - component-height) / 2, 0px)',
- $replace: (
- component-height: $component-height,
- touch-target-height: $touch-target-height
- )
- );
- @include theme.property(
- margin-bottom,
- 'max((touch-target-height - component-height) / 2, 0px)',
- $replace: (
- component-height: $component-height,
- touch-target-height: $touch-target-height
- )
- );
- } @else {
- // Static values
- $vertical-margin-value: math.div(
- $touch-target-height - $component-height,
- 2
- );
- margin-top: $vertical-margin-value;
- margin-bottom: $vertical-margin-value;
- }
- }
- @if $component-width {
- @include feature-targeting.targets($feat-structure) {
- @if keys.is-key($touch-target-width) or
- keys.is-key($component-width) or
- custom-properties.is-custom-prop($touch-target-width) or
- custom-properties.is-custom-prop($component-width) or
- custom-properties.is-custom-prop-string($touch-target-width) or
- custom-properties.is-custom-prop-string($component-width)
- {
- // Custom properties
- @include theme.property(
- margin-right,
- 'max((touch-target-width - component-width) / 2, 0px)',
- $replace: (
- component-width: $component-width,
- touch-target-width: $touch-target-width
- )
- );
- @include theme.property(
- margin-left,
- 'max((touch-target-width - component-width) / 2), 0px',
- $replace: (
- component-width: $component-width,
- touch-target-width: $touch-target-width
- )
- );
- } @else {
- // Static values
- $horizontal-margin-value: math.div(
- $touch-target-width - $component-width,
- 2
- );
- margin-right: $horizontal-margin-value;
- margin-left: $horizontal-margin-value;
- }
- }
- }
- }
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