From c1d5a801b4bc66e3866f815be00e11d1b20d3539 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sat, 24 Jun 2023 14:44:36 +0200
Subject: Adding upstream version 5.3.0+dfsg.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 scss/helpers/_color-bg.scss      |  2 --
 scss/helpers/_colored-links.scss | 22 ++++++++++++++++++++--
 scss/helpers/_focus-ring.scss    |  5 +++++
 scss/helpers/_icon-link.scss     | 25 +++++++++++++++++++++++++
 4 files changed, 50 insertions(+), 4 deletions(-)
 create mode 100644 scss/helpers/_focus-ring.scss
 create mode 100644 scss/helpers/_icon-link.scss

(limited to 'scss/helpers')

diff --git a/scss/helpers/_color-bg.scss b/scss/helpers/_color-bg.scss
index b5ce770..c00acde 100644
--- a/scss/helpers/_color-bg.scss
+++ b/scss/helpers/_color-bg.scss
@@ -1,5 +1,3 @@
-// stylelint-disable function-name-case
-
 // All-caps `RGBA()` function used because of this Sass bug: https://github.com/sass/node-sass/issues/2251
 @each $color, $value in $theme-colors {
   $color-rgb: to-rgb($value);
diff --git a/scss/helpers/_colored-links.scss b/scss/helpers/_colored-links.scss
index 1cb4182..5f86857 100644
--- a/scss/helpers/_colored-links.scss
+++ b/scss/helpers/_colored-links.scss
@@ -1,12 +1,30 @@
+// All-caps `RGBA()` function used because of this Sass bug: https://github.com/sass/node-sass/issues/2251
 @each $color, $value in $theme-colors {
   .link-#{$color} {
-    color: $value !important; // stylelint-disable-line declaration-no-important
+    color: RGBA(var(--#{$prefix}#{$color}-rgb), var(--#{$prefix}link-opacity, 1)) if($enable-important-utilities, !important, null);
+    text-decoration-color: RGBA(var(--#{$prefix}#{$color}-rgb), var(--#{$prefix}link-underline-opacity, 1)) if($enable-important-utilities, !important, null);
 
     @if $link-shade-percentage != 0 {
       &:hover,
       &:focus {
-        color: if(color-contrast($value) == $color-contrast-light, shade-color($value, $link-shade-percentage), tint-color($value, $link-shade-percentage)) !important; // stylelint-disable-line declaration-no-important
+        $hover-color: if(color-contrast($value) == $color-contrast-light, shade-color($value, $link-shade-percentage), tint-color($value, $link-shade-percentage));
+        color: RGBA(#{to-rgb($hover-color)}, var(--#{$prefix}link-opacity, 1)) if($enable-important-utilities, !important, null);
+        text-decoration-color: RGBA(to-rgb($hover-color), var(--#{$prefix}link-underline-opacity, 1)) if($enable-important-utilities, !important, null);
       }
     }
   }
 }
+
+// One-off special link helper as a bridge until v6
+.link-body-emphasis {
+  color: RGBA(var(--#{$prefix}emphasis-color-rgb), var(--#{$prefix}link-opacity, 1)) if($enable-important-utilities, !important, null);
+  text-decoration-color: RGBA(var(--#{$prefix}emphasis-color-rgb), var(--#{$prefix}link-underline-opacity, 1)) if($enable-important-utilities, !important, null);
+
+  @if $link-shade-percentage != 0 {
+    &:hover,
+    &:focus {
+      color: RGBA(var(--#{$prefix}emphasis-color-rgb), var(--#{$prefix}link-opacity, .75)) if($enable-important-utilities, !important, null);
+      text-decoration-color: RGBA(var(--#{$prefix}emphasis-color-rgb), var(--#{$prefix}link-underline-opacity, .75)) if($enable-important-utilities, !important, null);
+    }
+  }
+}
diff --git a/scss/helpers/_focus-ring.scss b/scss/helpers/_focus-ring.scss
new file mode 100644
index 0000000..26508a8
--- /dev/null
+++ b/scss/helpers/_focus-ring.scss
@@ -0,0 +1,5 @@
+.focus-ring:focus {
+  outline: 0;
+  // By default, there is no `--bs-focus-ring-x`, `--bs-focus-ring-y`, or `--bs-focus-ring-blur`, but we provide CSS variables with fallbacks to initial `0` values
+  box-shadow: var(--#{$prefix}focus-ring-x, 0) var(--#{$prefix}focus-ring-y, 0) var(--#{$prefix}focus-ring-blur, 0) var(--#{$prefix}focus-ring-width) var(--#{$prefix}focus-ring-color);
+}
diff --git a/scss/helpers/_icon-link.scss b/scss/helpers/_icon-link.scss
new file mode 100644
index 0000000..3f8bcb3
--- /dev/null
+++ b/scss/helpers/_icon-link.scss
@@ -0,0 +1,25 @@
+.icon-link {
+  display: inline-flex;
+  gap: $icon-link-gap;
+  align-items: center;
+  text-decoration-color: rgba(var(--#{$prefix}link-color-rgb), var(--#{$prefix}link-opacity, .5));
+  text-underline-offset: $icon-link-underline-offset;
+  backface-visibility: hidden;
+
+  > .bi {
+    flex-shrink: 0;
+    width: $icon-link-icon-size;
+    height: $icon-link-icon-size;
+    fill: currentcolor;
+    @include transition($icon-link-icon-transition);
+  }
+}
+
+.icon-link-hover {
+  &:hover,
+  &:focus-visible {
+    > .bi {
+      transform: var(--#{$prefix}icon-link-transform, $icon-link-icon-transform);
+    }
+  }
+}
-- 
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