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fix(material/progress-bar): avoid CSP issues due to buffer dots #31818

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Merged
merged 1 commit into from
Sep 4, 2025
Merged

fix(material/progress-bar): avoid CSP issues due to buffer dots #31818

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15 changes: 7 additions & 8 deletions src/material/progress-bar/progress-bar.scss
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Original file line number Diff line number Diff line change
@@ -1,7 +1,6 @@
@use '@angular/cdk';
@use './m3-progress-bar';
@use '../core/tokens/token-utils';
@use '../core/style/vendor-prefixes';

$fallbacks: m3-progress-bar.get-tokens();

Expand Down Expand Up @@ -104,18 +103,18 @@ $fallbacks: m3-progress-bar.get-tokens();
}

.mdc-linear-progress__buffer-dots {
$mask: "data:image/svg+xml,%3Csvg version='1.1' xmlns='http://www.w3.org/2000/svg' " +
"xmlns:xlink='http://www.w3.org/1999/xlink' x='0px' y='0px' " +
"enable-background='new 0 0 5 2' xml:space='preserve' viewBox='0 0 5 2' " +
"preserveAspectRatio='xMinYMin slice'%3E%3Ccircle cx='1' cy='1' r='1'/%3E%3C/svg%3E";

@include vendor-prefixes.mask-image(url($mask));
$circle-color: token-utils.slot(progress-bar-track-color, $fallbacks);
$circle-size: calc(#{token-utils.slot(progress-bar-track-height, $fallbacks)} / 2);
background-image: radial-gradient(circle, #{$circle-color} #{$circle-size}, transparent 0);
background-repeat: repeat-x;
background-size: calc(#{$circle-size} * 5);
// The `background-position` prevents the animation from jumping around when the progress
// changes. Note that we shouldn't invert it in RTL, because the animation direction is reversed.
background-position: left;
flex: auto;
transform: rotate(180deg);
animation: mdc-linear-progress-buffering
calc(250ms * var(--mat-progress-bar-animation-multiplier)) infinite linear;
background-color: token-utils.slot(progress-bar-track-color, $fallbacks);

@include cdk.high-contrast {
background-color: ButtonBorder;
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