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fix(material/slider): change slider to use MDC's token API
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,154 @@ | ||
| @use 'sass:map'; | ||
| @use '../../../theming/theming'; | ||
| @use '../../token-utils'; | ||
| @use '../../../style/sass-utils'; | ||
| @use '../../../typography/typography-utils'; | ||
|
|
||
| // The prefix used to generate the fully qualified name for tokens in this file. | ||
| $prefix: (mdc, slider); | ||
|
|
||
| // Tokens that can't be configured through Angular Material's current theming API, | ||
| // but may be in a future version of the theming API. | ||
| // | ||
| // Tokens that are available in MDC, but not used in Angular Material should be mapped to `null`. | ||
| // `null` indicates that we are intentionally choosing not to emit a slot or value for the token in | ||
| // our CSS. | ||
| @function get-unthemable-tokens() { | ||
| @return ( | ||
| // Height of active track. | ||
| active-track-height: 6px, | ||
| // Border radius of active track. | ||
| active-track-shape: 9999px, | ||
| // Height of handle. | ||
| handle-height: 20px, | ||
| // Border radius of handle. | ||
| handle-shape: 50%, | ||
| // Width of handle. | ||
| handle-width: 20px, | ||
| // Height of inactive track. | ||
| inactive-track-height: 4px, | ||
| // Border radius of inactive track. | ||
| inactive-track-shape: 9999px, | ||
| // Width of handle when overlapping with another handle below it. | ||
| with-overlap-handle-outline-width: 1px, | ||
| // Opacity of active container with tick marks. | ||
| with-tick-marks-active-container-opacity: 0.6, | ||
| // Border radius of container with tick marks. | ||
| with-tick-marks-container-shape: 50%, | ||
| // Size of container with tick marks. | ||
| with-tick-marks-container-size: 2px, | ||
| // Opacity of inactive container with tick marks. | ||
| with-tick-marks-inactive-container-opacity: 0.6, | ||
| // ============================================================================================= | ||
| // = TOKENS NOT USED IN ANGULAR MATERIAL = | ||
| // ============================================================================================= | ||
| disabled-handle-elevation: null, | ||
| label-container-elevation: null, | ||
| label-container-height: null, | ||
| track-elevation: null, | ||
| focus-state-layer-opacity: null, | ||
| hover-state-layer-opacity: null, | ||
| pressed-state-layer-opacity: null, | ||
| // MDC does not seem to use these tokens. | ||
| hover-state-layer-color: null, | ||
| pressed-handle-color: null, | ||
| ); | ||
| } | ||
|
|
||
| // Tokens that can be configured through Angular Material's color theming API. | ||
| @function get-color-tokens($config) { | ||
| $foreground: map.get($config, foreground); | ||
| $elevation: theming.get-color-from-palette($foreground, elevation); | ||
| $is-dark: map.get($config, is-dark); | ||
| $on-surface: if($is-dark, #fff, #000); | ||
|
|
||
| // The default for tokens that rely on the theme will use the primary palette | ||
| $primary: map.get($config, primary); | ||
| $theme-color-tokens: private-get-color-palette-color-tokens($primary); | ||
|
|
||
| @return map.merge( | ||
| $theme-color-tokens, | ||
| ( | ||
| // Color of active track when disabled. | ||
| disabled-active-track-color: $on-surface, | ||
| // Color of handle when disabled. | ||
| disabled-handle-color: $on-surface, | ||
| // Color of inactive track when disabled. | ||
| disabled-inactive-track-color: $on-surface, | ||
| // Color of container label. | ||
| label-container-color: $on-surface, | ||
| // Color of label text. | ||
| label-label-text-color: if($is-dark, #000, #fff), | ||
| // Color of handle outline when overlapping with another handle below it. | ||
| with-overlap-handle-outline-color: #fff, | ||
| // Color of container with tick marks when disabled. | ||
| with-tick-marks-disabled-container-color: $on-surface, | ||
| // (Part of the color tokens because it needs to be combined with the | ||
| // shadow color to generate the box-shadow.) | ||
| // Elevation level for handle. | ||
| handle-elevation: 1, | ||
| // Color of handle shadow. | ||
| handle-shadow-color: if($elevation != null, $elevation, elevation.$color), | ||
| ) | ||
| ); | ||
| } | ||
|
|
||
| // Generates tokens for the slider properties that change based on the theme. | ||
| @function private-get-color-palette-color-tokens($color-palette) { | ||
| $color: theming.get-color-from-palette($color-palette); | ||
| $on-color: map.get($color-palette, default-contrast); | ||
|
|
||
| @return ( | ||
| // Color of handle. | ||
| handle-color: $color, | ||
| // Color of handle when focused. | ||
| focus-handle-color: $color, | ||
| // Color of handle on hover. | ||
| hover-handle-color: $color, | ||
| // Color of handle when active. | ||
| active-track-color: $color, | ||
| // Color of inactive track. | ||
| inactive-track-color: $color, | ||
| // Color of inactive container with tick marks. | ||
| with-tick-marks-inactive-container-color: $color, | ||
| // Color of active container with tick marks. | ||
| with-tick-marks-active-container-color: $on-color, | ||
| ); | ||
| } | ||
|
|
||
| // Tokens that can be configured through Angular Material's typography theming API. | ||
| @function get-typography-tokens($config) { | ||
| @if ($config == null) { | ||
| $config: mdc-helpers.private-fallback-typography-from-mdc(); | ||
| } | ||
|
|
||
| @return ( | ||
| // Font for label text. | ||
| label-label-text-font: typography-utils.font-family($config, subtitle-2) | ||
| or typography-utils.font-family($config), | ||
| // Font size of label text. | ||
| label-label-text-size: typography-utils.font-size($config, subtitle-2), | ||
| // Line height of label text. | ||
| label-label-text-line-height: typography-utils.line-height($config, subtitle-2), | ||
| // Letter spacing of label text. | ||
| label-label-text-tracking: typography-utils.letter-spacing($config, subtitle-2), | ||
| // Font weight of label text. | ||
| label-label-text-weight: typography-utils.font-weight($config, subtitle-2), | ||
| ); | ||
| } | ||
|
|
||
| // Tokens that can be configured through Angular Material's density theming API. | ||
| @function get-density-tokens($config) { | ||
| @return (); | ||
| } | ||
|
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||
| // Combines the tokens generated by the above functions into a single map with placeholder values. | ||
| // This is used to create token slots. | ||
| @function get-token-slots() { | ||
| @return sass-utils.deep-merge-all( | ||
| get-unthemable-tokens(), | ||
| get-color-tokens(token-utils.$placeholder-color-config), | ||
| get-typography-tokens(token-utils.$placeholder-typography-config), | ||
| get-density-tokens(token-utils.$placeholder-density-config) | ||
| ); | ||
| } |
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