From c64729a68e19b6735047e68bf7fccba6f0e50c77 Mon Sep 17 00:00:00 2001
From: liuyongkai2 <liuyongkai2@huawei-partners.com>
Date: Mon, 8 Sep 2025 10:27:09 +0800
Subject: [PATCH] =?UTF-8?q?text=E5=B1=9E=E6=80=A7=E5=AD=97=E7=AC=A6?=
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Signed-off-by: liuyongkai2 <liuyongkai2@huawei-partners.com>
---
 .../component/ets/styled_string.d.ts          | 96 +++++++++++++++++++
 1 file changed, 96 insertions(+)

diff --git a/api/@internal/component/ets/styled_string.d.ts b/api/@internal/component/ets/styled_string.d.ts
index 45b24924e6..0cb19daf8f 100644
--- a/api/@internal/component/ets/styled_string.d.ts
+++ b/api/@internal/component/ets/styled_string.d.ts
@@ -903,6 +903,68 @@ declare class TextShadowStyle {
      * @arkts 1.1&1.2
      */
     readonly textShadow: Array<ShadowOptions>;
+}}
+
+/**
+ * Defines CustomSpan.
+ *
+ * @syscap SystemCapability.ArkUI.ArkUI.Full
+ * @crossplatform
+ * @atomicservice
+ * @since 21
+ */
+declare abstract class LeadingMarginSpan {
+    /**
+     * Draw the custom span.
+     *
+     * @param { DrawContext } context
+     * @param { LeadingMarginSpanDrawInfo } drawInfo
+     * @syscap SystemCapability.ArkUI.ArkUI.Full
+     * @crossplatform
+     * @atomicservice
+     * @since 21
+     */
+    abstract onDraw(context: DrawContext, drawInfo: LeadingMarginSpanDrawInfo): void;
+    /**
+    * Get the literal content of the StyledString.
+    *
+    * @returns { LengthMetrics } - the literal content of the StyledString
+    * @syscap SystemCapability.ArkUI.ArkUI.Full
+    * @crossplatform
+    * @atomicservice
+    * @since 21
+    */
+    abstract getLeadingMargin(): LengthMetrics;
+}
+
+/**
+ * Defines leadingMargin text direction.
+ *
+ * @enum { number }
+ * @syscap SystemCapability.ArkUI.ArkUI.Full
+ * @crossplatform
+ * @atomicservice
+ * @since 20
+ */
+declare enum LeadingMarginTextDirection {
+    /**
+     * Left to right.
+     *
+     * @syscap SystemCapability.ArkUI.ArkUI.Full
+     * @crossplatform
+     * @atomicservice
+     * @since 21
+     */
+    Ltr,
+    /**
+     * Right to left.
+     *
+     * @syscap SystemCapability.ArkUI.ArkUI.Full
+     * @crossplatform
+     * @atomicservice
+     * @since 21
+     */
+    Rtl
 }
 
 /**
@@ -1049,6 +1111,29 @@ declare class ParagraphStyle {
      */
     readonly textAlign?: TextAlign;
 
+    /**
+     * Get the leading margin of the StyledString.
+     *
+     * @type { ?(number | LeadingMarginPlaceholder) } - the leading margin of the StyledString or undefined
+     * @readonly
+     * @syscap SystemCapability.ArkUI.ArkUI.Full
+     * @crossplatform
+     * @atomicservice
+     * @since 12
+     */
+    readonly leadingMargin?: number | LeadingMarginPlaceholder;
+    /**
+     * Get the leading margin of the StyledString.
+     *
+     * @type { ?(number | LeadingMarginPlaceholder | LeadingMarginSpan) } - the leading margin of the StyledString or undefined
+     * @readonly
+     * @syscap SystemCapability.ArkUI.ArkUI.Full
+     * @crossplatform
+     * @atomicservice
+     * @since 21
+     */
+    readonly leadingMargin?: LeadingMarginSpan;
+
     /**
      * Get the text vertical alignment of the StyledString.
      *
@@ -1236,6 +1321,17 @@ declare interface ParagraphStyleInterface {
      */
     leadingMargin?: LengthMetrics | LeadingMarginPlaceholder;
 
+    /**
+     * Leading margin.
+     *
+     * @type { ?(LengthMetrics | LeadingMarginPlaceholder | LeadingMarginSpan) }
+     * @syscap SystemCapability.ArkUI.ArkUI.Full
+     * @crossplatform
+     * @atomicservice
+     * @since 21
+     */
+    leadingMargin?: LeadingMarginSpan;
+
     /**
      * Set the paragraph spacing of the StyledString.
      *
-- 
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