_shared.scss

//
// Copyright 2023 Google LLC
// SPDX-License-Identifier: Apache-2.0
//

// go/keep-sorted start
@use 'sass:list';
@use 'sass:map';
// go/keep-sorted end
// go/keep-sorted start
@use '../../focus/focus-ring';
@use '../../ripple/ripple';
// go/keep-sorted end

@mixin styles() {
  :host {
    border-start-start-radius: var(--_container-shape-start-start);
    border-start-end-radius: var(--_container-shape-start-end);
    border-end-start-radius: var(--_container-shape-end-start);
    border-end-end-radius: var(--_container-shape-end-end);
    display: inline-flex;
    height: var(--_container-height);
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;

    @include ripple.theme(
      (
        'hover-color': var(--_hover-state-layer-color),
        'hover-opacity': var(--_hover-state-layer-opacity),
        'pressed-color': var(--_pressed-state-layer-color),
        'pressed-opacity': var(--_pressed-state-layer-opacity),
      )
    );
  }

  :host(:is([disabled], [soft-disabled])) {
    pointer-events: none;
  }

  :host([touch-target='wrapper']) {
    margin: max(0px, (48px - var(--_container-height)) / 2) 0;
  }

  md-focus-ring {
    @include focus-ring.theme(
      (
        'shape-start-start': var(--_container-shape-start-start),
        'shape-start-end': var(--_container-shape-start-end),
        'shape-end-end': var(--_container-shape-end-end),
        'shape-end-start': var(--_container-shape-end-start),
      )
    );
  }

  .container {
    border-radius: inherit;
    box-sizing: border-box;
    display: flex;
    height: 100%;
    position: relative;
    width: 100%;

    // Container color, separate node for disabled opacity changes
    &::before {
      border-radius: inherit;
      content: '';
      inset: 0;
      pointer-events: none;
      position: absolute;
    }
  }

  .container:not(.disabled) {
    cursor: pointer;
  }

  .container.disabled {
    pointer-events: none;
  }

  .cell {
    display: flex;
  }

  .action {
    align-items: baseline;
    appearance: none;
    background: none;
    border: none;
    border-radius: inherit;
    display: flex;
    outline: none;
    padding: 0;
    position: relative;
    text-decoration: none;
  }

  .primary.action {
    // Set a min-width on the primary action so that trailing actions remain
    // inside the chip as the chip is resized.
    min-width: 0;
    padding-inline-start: var(--_leading-space);
    padding-inline-end: var(--_trailing-space);
  }

  .has-icon .primary.action {
    padding-inline-start: var(--_with-leading-icon-leading-space);
  }

  .touch {
    height: 48px;
    inset: 50% 0 0;
    position: absolute;
    transform: translateY(-50%);
    width: 100%;
  }

  :host([touch-target='none']) .touch {
    display: none;
  }

  // Outline, separate node for disabled opacity changes
  .outline {
    border: var(--_outline-width) solid var(--_outline-color);
    border-radius: inherit;
    inset: 0;
    pointer-events: none;
    position: absolute;
  }

  :where(:focus) .outline {
    border-color: var(--_focus-outline-color);
  }

  :where(.disabled) .outline {
    border-color: var(--_disabled-outline-color);
    opacity: var(--_disabled-outline-opacity);
  }

  md-ripple {
    border-radius: inherit;
  }

  .label,
  .icon,
  .touch {
    // Place content above background elements
    z-index: 1;
  }

  .label {
    align-items: center;
    color: var(--_label-text-color);
    display: flex;
    font-family: var(--_label-text-font);
    font-size: var(--_label-text-size);
    font-weight: var(--_label-text-weight);
    height: 100%;
    line-height: var(--_label-text-line-height);
    overflow: hidden;
    user-select: none;
  }

  // An inner span is needed to truncate the label, since elements with a flex
  // display do not support the text-overflow property. The outer wrapper .label
  // needs to be a flex display to correctly set the element's baseline,
  // supporting external elements aligning to the baseline of the chip's text
  // instead of its edges or icons.
  .label-text {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  :where(:hover) .label {
    color: var(--_hover-label-text-color);
  }

  :where(:focus) .label {
    color: var(--_focus-label-text-color);
  }

  :where(:active) .label {
    color: var(--_pressed-label-text-color);
  }

  :where(.disabled) .label {
    color: var(--_disabled-label-text-color);
    opacity: var(--_disabled-label-text-opacity);
  }

  .icon {
    align-self: center;
    display: flex;
    fill: currentColor;
    position: relative;
  }

  .icon ::slotted(:first-child) {
    font-size: var(--_icon-size);
    height: var(--_icon-size);
    width: var(--_icon-size);
  }

  .leading.icon {
    color: var(--_leading-icon-color);
  }

  .leading.icon ::slotted(*),
  .leading.icon svg {
    margin-inline-end: var(--_icon-label-space);
  }

  :where(:hover) .leading.icon {
    color: var(--_hover-leading-icon-color);
  }

  :where(:focus) .leading.icon {
    color: var(--_focus-leading-icon-color);
  }

  :where(:active) .leading.icon {
    color: var(--_pressed-leading-icon-color);
  }

  :where(.disabled) .leading.icon {
    color: var(--_disabled-leading-icon-color);
    opacity: var(--_disabled-leading-icon-opacity);
  }

  @media (forced-colors: active) {
    :where(.disabled) :is(.label, .outline, .leading.icon) {
      color: GrayText;
      opacity: 1;
    }
  }

  a,
  button {
    // Override the user-agent text-transform: none of <button> and <a>
    text-transform: inherit;
  }

  a,
  button:not(:disabled, [aria-disabled='true']) {
    cursor: inherit;
  }
}