From f9218fb7f2a987f86d5da6fe7af819b2161fb01b Mon Sep 17 00:00:00 2001
From: lijuan124 <lijuan124@huawei.com>
Date: Fri, 20 Jun 2025 10:18:59 +0800
Subject: [PATCH] =?UTF-8?q?=E6=94=AF=E6=8C=81=E6=95=B0=E5=AD=97=E7=BF=BB?=
 =?UTF-8?q?=E7=89=8C=E6=8E=A5=E5=8F=A3?=
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Signed-off-by: lijuan124 <lijuan124@huawei.com>
---
 api/@internal/component/ets/text.d.ts        |  11 ++
 api/@internal/component/ets/text_common.d.ts | 115 ++++++++++++++++++-
 2 files changed, 122 insertions(+), 4 deletions(-)

diff --git a/api/@internal/component/ets/text.d.ts b/api/@internal/component/ets/text.d.ts
index a68adcea27..e2995382db 100644
--- a/api/@internal/component/ets/text.d.ts
+++ b/api/@internal/component/ets/text.d.ts
@@ -1699,6 +1699,17 @@ declare class TextAttribute extends CommonMethod<TextAttribute> {
    * @since 20
    */
   enableAutoSpacing(enabled: Optional<boolean>): TextAttribute;
+
+  /**
+   * Set text transition.
+   *
+   * @param { Optional<ContentTransition> } transition - The transition of text.
+   * @returns { TextAttribute } returns the instance of the TextAttribute.
+   * @syscap SystemCapability.ArkUI.ArkUI.Full
+   * @atomicservice
+   * @since 20
+   */
+  contentTransition(transition: Optional<ContentTransition>): TextAttribute;
 }
 
 /**
diff --git a/api/@internal/component/ets/text_common.d.ts b/api/@internal/component/ets/text_common.d.ts
index 219165ceb2..3a06c41ef1 100644
--- a/api/@internal/component/ets/text_common.d.ts
+++ b/api/@internal/component/ets/text_common.d.ts
@@ -1666,15 +1666,122 @@ declare class ColorShaderStyle extends ShaderStyle {
   color: ResourceColor;
 }
 
+/**
+ * Defines the text content transition class.
+ *
+ * @syscap SystemCapability.ArkUI.ArkUI.Full
+ * @atomicservice
+ * @since 20
+ */
+declare class ContentTransition {}
+
+/**
+ * Defines the numeric text content transition class.
+ *
+ * @extends ContentTransition
+ * @syscap SystemCapability.ArkUI.ArkUI.Full
+ * @atomicservice
+ * @since 20
+ */
+declare class NumericTextTransition extends ContentTransition {
   /**
-   * Defines the line spacing options.
-   * @interface LineSpacingOptions
+   * constructor.
+   *
+   * @param { NumericTextTransitionOptions } [options] -  The options of numeric text transition.
+   * @syscap SystemCapability.ArkUI.ArkUI.Full
+   * @atomicservice
+   * @since 20
+   */
+  constructor(options?: NumericTextTransitionOptions);
+
+  /**
+   * The flip direction of numeric text transition.
+   *
+   * @type { ?FlipDirection }
+   * @syscap SystemCapability.ArkUI.ArkUI.Full
+   * @atomicservice
+   * @since 20
+   */
+  flipDirection?: FlipDirection;
+
+  /**
+   * Define whether enable blur effect.
+   *
+   * @type { ?boolean }
+   * @syscap SystemCapability.ArkUI.ArkUI.Full
+   * @atomicservice
+   * @since 20
+   */
+  enableBlur?: boolean;
+}
+
+/**
+ * The options of numeric text transition.
+ *
+ * @interface NumericTextTransitionOptions
+ * @syscap SystemCapability.ArkUI.ArkUI.Full
+ * @atomicservice
+ * @since 20
+ */
+declare interface NumericTextTransitionOptions {
+  /**
+   * Define the flip direction of numeric text transition.
+   *
+   * @type { ?FlipDirection }
+   * @syscap SystemCapability.ArkUI.ArkUI.Full
+   * @atomicservice
+   * @since 20
+   */
+  flipDirection?: FlipDirection;
+
+  /**
+   * Define whether enable blur effect.
+   *
+   * @type { ?boolean }
    * @syscap SystemCapability.ArkUI.ArkUI.Full
-   * @crossplatform
    * @atomicservice
    * @since 20
    */
-  declare interface LineSpacingOptions {
+  enableBlur?: boolean;
+}
+
+/**
+ * Defines the flip direction of numeric text transition.
+ *
+ * @enum { number }
+ * @syscap SystemCapability.ArkUI.ArkUI.Full
+ * @atomicservice
+ * @since 20
+ */
+declare enum FlipDirection {
+  /**
+   * The flip direction is down.
+   *
+   * @syscap SystemCapability.ArkUI.ArkUI.Full
+   * @atomicservice
+   * @since 20
+   */
+  DOWN = 0,
+
+  /**
+   * The flip direction is up.
+   *
+   * @syscap SystemCapability.ArkUI.ArkUI.Full
+   * @atomicservice
+   * @since 20
+   */
+  UP = 1,
+}
+
+/**
+ * Defines the line spacing options.
+ * @interface LineSpacingOptions
+ * @syscap SystemCapability.ArkUI.ArkUI.Full
+ * @crossplatform
+ * @atomicservice
+ * @since 20
+ */
+declare interface LineSpacingOptions {
   /**
    * Used to set whether it will only take effect between lines. 
    *
-- 
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