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May 10, 2025
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Reduce targeting of internal Angular Material elements #187

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99fb5c6
refactor: reduce targeting of internal material elements
json-derulo Mar 23, 2025
98c61c4
docs: add demo for mat-slider
json-derulo Mar 23, 2025
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310 changes: 104 additions & 206 deletions projects/material-css-vars/src/lib/_mat-lib-overwrites.scss
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Original file line number Diff line number Diff line change
Expand Up @@ -6,227 +6,126 @@
// MDC Overwrites
// ---------------------------
@mixin other-overwrites {
@include _mat-mdc-fab-overwrites();
@include _mat-mdc-button-overwrites();
@include _mat-mdc-form-field-overwrites();
@include _mat-mdc-slide-toggle-overwrites();
@include _mat-mdc-checkbox-overwrites();
@include _mat-mdc-date-picker-overwrites();
@include _mat-mdc-progress-bar-overwrites();
@include _mat-mdc-slider-overwrites();
}

// ---------------------------
// FAB component
// ---------------------------
@mixin _mat-mdc-fab-overwrites {
$primary-contrast: public-util.mat-css-color(500, null, "primary", true);
$accent-contrast: public-util.mat-css-color(500, null, "accent", true);
$warn-contrast: public-util.mat-css-color(500, null, "warn", true);

.mat-mdc-fab:not(:disabled) {
&.mat-primary {
--mat-fab-foreground-color: #{$primary-contrast};
--mat-fab-state-layer-color: #{$primary-contrast};
}
&.mat-accent {
--mat-fab-foreground-color: #{$accent-contrast};
--mat-fab-state-layer-color: #{$accent-contrast};
}
&.mat-warn {
--mat-fab-foreground-color: #{$warn-contrast};
--mat-fab-state-layer-color: #{$warn-contrast};
}
}

.mat-mdc-mini-fab:not(:disabled) {
&.mat-primary {
--mat-fab-small-foreground-color: #{$primary-contrast};
--mat-fab-small-state-layer-color: #{$primary-contrast};
}
&.mat-accent {
--mat-fab-small-foreground-color: #{$accent-contrast};
--mat-fab-small-state-layer-color: #{$accent-contrast};
}
&.mat-warn {
--mat-fab-small-foreground-color: #{$warn-contrast};
--mat-fab-small-state-layer-color: #{$warn-contrast};
}
}
}

// ---------------------------
// BUTTON component
// ---------------------------
@mixin _mat-mdc-button-overwrites {
$color-primary: public-util.mat-css-color(500, null, "primary", true);
$color-accent: public-util.mat-css-color(500, null, "accent", true);
$color-warn: public-util.mat-css-color(500, null, "warn", true);
$color-primary-ripple: public-util.mat-css-color(500, 0.1, "primary");
$color-accent-ripple: public-util.mat-css-color(500, 0.1, "accent");
$color-warn-ripple: public-util.mat-css-color(500, 0.1, "warn");

.mat-mdc-icon-button {
html &,
#{variables.$dark-theme-selector} & {
.mat-mdc-button-base {
@include public-util.mat-css-light-dark-theme-global {
&.mat-primary {
--mat-icon-button-ripple-color: #{$color-primary-ripple};
@include _mat-mdc-button-color-overwrites("primary");
}
&.mat-accent {
--mat-icon-button-ripple-color: #{$color-accent-ripple};
@include _mat-mdc-button-color-overwrites("accent");
}
&.mat-warn {
--mat-icon-button-ripple-color: #{$color-warn-ripple};
@include _mat-mdc-button-color-overwrites("warn");
}
}
}
}

.mat-mdc-button {
&,
#{variables.$dark-theme-selector} & {
&.mat-primary {
--mat-text-button-ripple-color: #{$color-primary-ripple};
}

&.mat-accent {
--mat-text-button-ripple-color: #{$color-accent-ripple};
}

&.mat-warn {
--mat-text-button-ripple-color: #{$color-warn-ripple};
}
}
}
@mixin _mat-mdc-button-color-overwrites($palette) {
$contrast-color: public-util.mat-css-color(500, null, $palette, true);
$ripple-color: public-util.mat-css-color(500, 0.1, $palette);

.mat-mdc-outlined-button {
&,
#{variables.$dark-theme-selector} & {
&.mat-primary {
--mat-outlined-button-ripple-color: #{$color-primary-ripple};
}

&.mat-accent {
--mat-outlined-button-ripple-color: #{$color-accent-ripple};
}
@include mat.fab-overrides(
(
foreground-color: $contrast-color,
state-layer-color: $contrast-color,
small-foreground-color: $contrast-color,
small-state-layer-color: $contrast-color,
)
);

&.mat-warn {
--mat-outlined-button-ripple-color: #{$color-warn-ripple};
}
}
}
@include mat.button-overrides(
(
outlined-ripple-color: $ripple-color,
text-ripple-color: $ripple-color,
filled-label-text-color: $contrast-color,
protected-label-text-color: $contrast-color,
)
);

.mat-mdc-unelevated-button:not(:disabled),
.mat-mdc-raised-button:not(:disabled) {
&.mat-primary {
--mdc-filled-button-label-text-color: #{$color-primary};
--mdc-protected-button-label-text-color: #{$color-primary};
}
&.mat-accent {
--mdc-filled-button-label-text-color: #{$color-accent};
--mdc-protected-button-label-text-color: #{$color-accent};
}
&.mat-warn {
--mdc-filled-button-label-text-color: #{$color-warn};
--mdc-protected-button-label-text-color: #{$color-warn};
}
}
@include mat.icon-button-overrides(
(
ripple-color: $ripple-color,
)
);
}

// ---------------------------
// FORM FIELD component
// SLIDE TOGGLE component
// ---------------------------
@mixin _mat-mdc-form-field-overwrites {
.mat-mdc-form-field {
&.mat-primary {
.mdc-text-field--focused:not(.mdc-text-field--disabled)
.mdc-floating-label {
color: public-util.mat-css-color-primary(500, 0.87);
@mixin _mat-mdc-slide-toggle-overwrites() {
.mat-mdc-slide-toggle {
@include public-util.mat-css-light-dark-theme-global {
&.mat-primary {
@include _mat-mdc-slide-toggle-color-overwrites("primary");
}
}
&.mat-accent {
.mdc-text-field--focused:not(.mdc-text-field--disabled)
.mdc-floating-label {
color: public-util.mat-css-color-accent(500, 0.87);
&.mat-accent {
@include _mat-mdc-slide-toggle-color-overwrites("accent");
}
}
&.mat-warn {
.mdc-text-field--focused:not(.mdc-text-field--disabled)
.mdc-floating-label {
color: public-util.mat-css-color-warn(500, 0.87);
&.mat-warn {
@include _mat-mdc-slide-toggle-color-overwrites("warn");
}
}
}
}

// ---------------------------
// SLIDE TOGGLE component
// ---------------------------
@mixin _mat-mdc-slide-toggle-overwrites() {
$color-primary: public-util.mat-css-color(500, null, "primary", true);
$color-accent: public-util.mat-css-color(500, null, "accent", true);
$color-warn: public-util.mat-css-color(500, null, "warn", true);
@mixin _mat-mdc-slide-toggle-color-overwrites($palette) {
$contrast-color: public-util.mat-css-color(500, null, $palette, true);

.mat-mdc-slide-toggle {
&.mat-primary,
&.mat-accent,
&.mat-warn {
@include public-util.mat-css-light-theme-global() {
--mdc-switch-unselected-icon-color: white;
}
@include public-util.mat-css-dark-theme-global() {
--mdc-switch-unselected-icon-color: black;
}
}
&.mat-primary {
--mdc-switch-selected-icon-color: #{$color-primary};
--mdc-switch-disabled-selected-icon-color: #{$color-primary};
--mdc-switch-disabled-unselected-icon-color: #{$color-primary};
}
&.mat-accent {
--mdc-switch-selected-icon-color: #{$color-accent};
--mdc-switch-disabled-selected-icon-color: #{$color-accent};
--mdc-switch-disabled-unselected-icon-color: #{$color-accent};
}
&.mat-warn {
--mdc-switch-selected-icon-color: #{$color-warn};
--mdc-switch-disabled-selected-icon-color: #{$color-warn};
--mdc-switch-disabled-unselected-icon-color: #{$color-warn};
--mdc-switch-unselected-icon-color: #{$color-warn};
}
}
@include mat.slide-toggle-overrides(
(
selected-icon-color: $contrast-color,
)
);
}

// ---------------------------
// CHECKBOX component
// ---------------------------
@mixin _mat-mdc-checkbox-overwrites {
$color-primary: public-util.mat-css-color(500, null, "primary", true);
$color-accent: public-util.mat-css-color(500, null, "accent", true);
$color-warn: public-util.mat-css-color(500, null, "warn", true);

.mat-mdc-checkbox {
&,
#{variables.$dark-theme-selector} & {
@include public-util.mat-css-light-dark-theme-global {
&.mat-primary {
--mdc-checkbox-selected-checkmark-color: #{$color-primary};
@include _mat-mdc-checkbox-color-overwrites("primary");
}
&.mat-accent {
--mdc-checkbox-selected-checkmark-color: #{$color-accent};
@include _mat-mdc-checkbox-color-overwrites("accent");
}
&.mat-warn {
--mdc-checkbox-selected-checkmark-color: #{$color-warn};
@include _mat-mdc-checkbox-color-overwrites("warn");
}
}
}
}

@mixin _mat-mdc-checkbox-color-overwrites($palette) {
$contrast-color: public-util.mat-css-color(500, null, $palette, true);

@include mat.checkbox-overrides(
(
selected-checkmark-color: $contrast-color,
)
);
}

// ---------------------------
// DATE PICKER component
// ---------------------------
@mixin _mat-mdc-date-picker-overwrites {
.mat-datepicker-content {
&,
#{variables.$dark-theme-selector} & {
@include public-util.mat-css-light-dark-theme-global {
&.mat-primary {
@include _mat-date-picker-color-overwrites("primary");
}
Expand Down Expand Up @@ -258,58 +157,57 @@
// ---------------------------
@mixin _mat-mdc-progress-bar-overwrites {
.mat-mdc-progress-bar {
&.mat-primary .mdc-linear-progress__buffer-bar {
background-color: public-util.mat-css-color(500, 0.25, "primary");
}
&.mat-accent .mdc-linear-progress__buffer-bar {
background-color: public-util.mat-css-color(500, 0.25, "accent");
}
&.mat-warn .mdc-linear-progress__buffer-bar {
background-color: public-util.mat-css-color(500, 0.25, "warn");
@include public-util.mat-css-light-dark-theme-global {
&.mat-primary {
@include _mat-mdc-progress-bar-color-overwrites("primary");
}
&.mat-accent {
@include _mat-mdc-progress-bar-color-overwrites("accent");
}
&.mat-warn {
@include _mat-mdc-progress-bar-color-overwrites("warn");
}
}
}
}

@mixin _mat-mdc-progress-bar-color-overwrites($palette) {
$track-color: public-util.mat-css-color(500, 0.25, $palette);

@include mat.progress-bar-overrides(
(
track-color: $track-color,
)
);
}

// ---------------------------
// SLIDER component
// ---------------------------
@mixin _mat-mdc-slider-overwrites() {
.mat-mdc-slider {
&.mat-primary {
--mat-mdc-slider-hover-ripple-color: #{public-util.mat-css-color(
500,
0.05,
"primary"
)};
--mat-mdc-slider-focus-ripple-color: #{public-util.mat-css-color(
500,
0.2,
"primary"
)};
}
&.mat-accent {
--mat-mdc-slider-hover-ripple-color: #{public-util.mat-css-color(
500,
0.05,
"accent"
)};
--mat-mdc-slider-focus-ripple-color: #{public-util.mat-css-color(
500,
0.2,
"accent"
)};
}
&.mat-warn {
--mat-mdc-slider-hover-ripple-color: #{public-util.mat-css-color(
500,
0.05,
"warn"
)};
--mat-mdc-slider-focus-ripple-color: #{public-util.mat-css-color(
500,
0.2,
"warn"
)};
@include public-util.mat-css-light-dark-theme-global {
&.mat-primary {
@include _mat-mdc-slider-color-overwrites("primary");
}
&.mat-accent {
@include _mat-mdc-slider-color-overwrites("accent");
}
&.mat-warn {
@include _mat-mdc-slider-color-overwrites("warn");
}
}
}
}

@mixin _mat-mdc-slider-color-overwrites($palette) {
$hover-background-color: public-util.mat-css-color(500, 0.05, $palette);
$focus-background-color: public-util.mat-css-color(500, 0.2, $palette);

@include mat.slider-overrides(
(
hover-state-layer-color: $hover-background-color,
focus-state-layer-color: $focus-background-color,
)
);
}
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