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@use 'sass:map';
@use '../core/theming/theming';
@use '../core/tokens/m2-utils';
@use '../core/tokens/m3-utils';
@function get-tokens($theme) {
$system: m2-utils.get-system($theme);
$density-scale: theming.clamp-density(map.get($system, density-scale), -4);
@return (
base: (
stepper-header-focus-state-layer-shape: 0,
stepper-header-hover-state-layer-shape: 0,
),
color: map.merge(private-get-color-palette-color-tokens($theme, primary), (
stepper-container-color: map.get($system, surface),
stepper-line-color: map.get($system, outline),
stepper-header-hover-state-layer-color: m3-utils.color-with-opacity(
map.get($system, on-surface), map.get($system, hover-state-layer-opacity)),
stepper-header-focus-state-layer-color: m3-utils.color-with-opacity(
map.get($system, on-surface), map.get($system, focus-state-layer-opacity)),
stepper-header-label-text-color: map.get($system, on-surface-variant),
stepper-header-optional-label-text-color: map.get($system, on-surface-variant),
stepper-header-selected-state-label-text-color: map.get($system, on-surface),
stepper-header-error-state-label-text-color: map.get($system, error),
stepper-header-icon-background-color: map.get($system, on-surface-variant),
stepper-header-error-state-icon-foreground-color: map.get($system, error),
stepper-header-error-state-icon-background-color: transparent)
),
typography: (
stepper-container-text-font: map.get($system, body-medium-font),
stepper-header-label-text-font: map.get($system, body-medium-font),
stepper-header-label-text-size: map.get($system, body-medium-size),
stepper-header-label-text-weight: map.get($system, body-medium-weight),
stepper-header-error-state-label-text-size: map.get($system, body-large-size),
stepper-header-selected-state-label-text-size: map.get($system, body-large-size),
stepper-header-selected-state-label-text-weight: map.get($system, body-large-weight),
),
density: (
stepper-header-height: map.get((
0: 72px,
-1: 68px,
-2: 64px,
-3: 60px,
-4: 42px,
), $density-scale),
),
);
}
// Generates the tokens used to theme the stepper based on a palette.
@function private-get-color-palette-color-tokens($theme, $color-variant) {
$system: m2-utils.get-system($theme);
$system: m3-utils.replace-colors-with-variant($system, primary, $color-variant);
@return (
stepper-header-icon-foreground-color: map.get($system, on-primary),
stepper-header-selected-state-icon-background-color: map.get($system, primary),
stepper-header-selected-state-icon-foreground-color: map.get($system, on-primary),
stepper-header-done-state-icon-background-color: map.get($system, primary),
stepper-header-done-state-icon-foreground-color: map.get($system, on-primary),
stepper-header-edit-state-icon-background-color: map.get($system, primary),
stepper-header-edit-state-icon-foreground-color: map.get($system, on-primary),
);
}