From 3de330031144ba04c20abf148c3fb8a20339d15c Mon Sep 17 00:00:00 2001
From: Braian <sermilion_edu@mail.ru>
Date: Mon, 6 Jan 2025 16:18:29 +0100
Subject: [PATCH 1/2] Add ability to set Unspecified color span over existing

---
 .../richeditor/model/RichTextState.kt          | 18 ++++++++++++++----
 1 file changed, 14 insertions(+), 4 deletions(-)

diff --git a/richeditor-compose/src/commonMain/kotlin/com/mohamedrejeb/richeditor/model/RichTextState.kt b/richeditor-compose/src/commonMain/kotlin/com/mohamedrejeb/richeditor/model/RichTextState.kt
index b0e8d038..68b11469 100644
--- a/richeditor-compose/src/commonMain/kotlin/com/mohamedrejeb/richeditor/model/RichTextState.kt
+++ b/richeditor-compose/src/commonMain/kotlin/com/mohamedrejeb/richeditor/model/RichTextState.kt
@@ -446,10 +446,16 @@ public class RichTextState internal constructor(
      * @see [removeSpanStyle]
      */
     public fun toggleSpanStyle(spanStyle: SpanStyle) {
-        if (currentSpanStyle.isSpecifiedFieldsEquals(spanStyle))
-            removeSpanStyle(spanStyle)
-        else
-            addSpanStyle(spanStyle)
+        if (spanStyle.isUnspecifiedColorSpan()) {
+            val modifiedSpan = currentSpanStyle.copy(color = Color.Unspecified)
+            removeSpanStyle(currentSpanStyle)
+            addSpanStyle(modifiedSpan)
+        } else {
+            if (currentSpanStyle.isSpecifiedFieldsEquals(spanStyle))
+                removeSpanStyle(spanStyle)
+            else
+                addSpanStyle(spanStyle)
+        }
     }
 
     /**
@@ -3277,3 +3283,7 @@ public class RichTextState internal constructor(
         )
     }
 }
+
+private fun SpanStyle.isUnspecifiedColorSpan(): Boolean {
+    return this == SpanStyle(color = Color.Unspecified)
+}

From d3710edf0bb5917d5bac231bdd9ed97b30ed1f6b Mon Sep 17 00:00:00 2001
From: Braian <sermilion_edu@mail.ru>
Date: Mon, 6 Jan 2025 16:29:11 +0100
Subject: [PATCH 2/2] Added ability to clear color spans for specified range

---
 .../richeditor/model/RichTextState.kt            | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/richeditor-compose/src/commonMain/kotlin/com/mohamedrejeb/richeditor/model/RichTextState.kt b/richeditor-compose/src/commonMain/kotlin/com/mohamedrejeb/richeditor/model/RichTextState.kt
index 68b11469..417101d7 100644
--- a/richeditor-compose/src/commonMain/kotlin/com/mohamedrejeb/richeditor/model/RichTextState.kt
+++ b/richeditor-compose/src/commonMain/kotlin/com/mohamedrejeb/richeditor/model/RichTextState.kt
@@ -458,6 +458,22 @@ public class RichTextState internal constructor(
         }
     }
 
+    /**
+     * Clear color [SpanStyle]s for current selection.
+     */
+    public fun clearSelectionColorSpans() {
+        annotatedString
+            .subSequence(selection)
+            .spanStyles
+            .filter { it.item.color.isSpecified }
+            .forEach {
+                val spanStyle = SpanStyle(color = it.item.color)
+                toRemoveSpanStyle = toRemoveSpanStyle.customMerge(spanStyle)
+                toAddSpanStyle = toAddSpanStyle.unmerge(spanStyle)
+                if (!selection.collapsed) applyRichSpanStyleToSelectedText()
+            }
+    }
+
     /**
      * Add new [SpanStyle] to the [currentSpanStyle]
      *