From a415c29efee45520ae252d2aa28f1083a521cd7b Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 17 Apr 2024 09:56:49 +0200
Subject: Adding upstream version 6.4.3+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 wp-includes/block-supports/duotone.php | 59 ++++++++++++++++++++++++++++++++++
 1 file changed, 59 insertions(+)
 create mode 100644 wp-includes/block-supports/duotone.php

(limited to 'wp-includes/block-supports/duotone.php')

diff --git a/wp-includes/block-supports/duotone.php b/wp-includes/block-supports/duotone.php
new file mode 100644
index 0000000..a90eb76
--- /dev/null
+++ b/wp-includes/block-supports/duotone.php
@@ -0,0 +1,59 @@
+<?php
+/**
+ * Duotone block support flag.
+ *
+ * Parts of this source were derived and modified from TinyColor,
+ * released under the MIT license.
+ *
+ * https://github.com/bgrins/TinyColor
+ *
+ * Copyright (c), Brian Grinstead, http://briangrinstead.com
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sublicense, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+ * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+ * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+ * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * @package WordPress
+ * @since 5.8.0
+ */
+
+// Register the block support.
+WP_Block_Supports::get_instance()->register(
+	'duotone',
+	array(
+		'register_attribute' => array( 'WP_Duotone', 'register_duotone_support' ),
+	)
+);
+
+// Add classnames to blocks using duotone support.
+add_filter( 'render_block', array( 'WP_Duotone', 'render_duotone_support' ), 10, 3 );
+
+// Enqueue styles.
+// Block styles (core-block-supports-inline-css) before the style engine (wp_enqueue_stored_styles).
+// Global styles (global-styles-inline-css) after the other global styles (wp_enqueue_global_styles).
+add_action( 'wp_enqueue_scripts', array( 'WP_Duotone', 'output_block_styles' ), 9 );
+add_action( 'wp_enqueue_scripts', array( 'WP_Duotone', 'output_global_styles' ), 11 );
+
+// Add SVG filters to the footer. Also, for classic themes, output block styles (core-block-supports-inline-css).
+add_action( 'wp_footer', array( 'WP_Duotone', 'output_footer_assets' ), 10 );
+
+// Add styles and SVGs for use in the editor via the EditorStyles component.
+add_filter( 'block_editor_settings_all', array( 'WP_Duotone', 'add_editor_settings' ), 10 );
+
+// Migrate the old experimental duotone support flag.
+add_filter( 'block_type_metadata_settings', array( 'WP_Duotone', 'migrate_experimental_duotone_support_flag' ), 10, 2 );
-- 
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