diff --git a/zh-cn/native_sdk/graphic/native_drawing/drawing_text_typography.h b/zh-cn/native_sdk/graphic/native_drawing/drawing_text_typography.h
index b2e32f91124eb72d130899172e279084d3dd567a..20460e24ab58ec47477a32fe439085e25ea7230d 100644
--- a/zh-cn/native_sdk/graphic/native_drawing/drawing_text_typography.h
+++ b/zh-cn/native_sdk/graphic/native_drawing/drawing_text_typography.h
@@ -433,82 +433,6 @@ void OH_Drawing_TypographyLayout(OH_Drawing_Typography*, double /* maxWidth */);
 void OH_Drawing_TypographyPaint(OH_Drawing_Typography*, OH_Drawing_Canvas*,
     double /* potisionX */, double /* potisionY */);
 
-/**
- * @brief 获取排版的最大宽度
- *
- * @syscap SystemCapability.Graphic.Graphic2D.NativeDrawing
- * @param OH_Drawing_Typography 指向OH_Drawing_Typography对象的指针
- * @return 最大宽度
- * @since 8
- * @version 1.0
- */
-double OH_Drawing_TypographyGetMaxWidth(OH_Drawing_Typography*);
-
-/**
- * @brief 获取排版的高度
- *
- * @syscap SystemCapability.Graphic.Graphic2D.NativeDrawing
- * @param OH_Drawing_Typography 指向OH_Drawing_Typography对象的指针
- * @return 高度
- * @since 8
- * @version 1.0
- */
-double OH_Drawing_TypographyGetHeight(OH_Drawing_Typography*);
-
-/**
- * @brief 获取最长行
- *
- * @syscap SystemCapability.Graphic.Graphic2D.NativeDrawing
- * @param OH_Drawing_Typography 指向OH_Drawing_Typography对象的指针
- * @return 最长行
- * @since 8
- * @version 1.0
- */
-double OH_Drawing_TypographyGetLongestLine(OH_Drawing_Typography*);
-
-/**
- * @brief 获取内部最小宽度
- *
- * @syscap SystemCapability.Graphic.Graphic2D.NativeDrawing
- * @param OH_Drawing_Typography 指向OH_Drawing_Typography对象的指针
- * @return 内部最小宽度
- * @since 8
- * @version 1.0
- */
-double OH_Drawing_TypographyGetMinIntrinsicWidth(OH_Drawing_Typography*);
-
-/**
- * @brief 获取内部最大宽度
- *
- * @syscap SystemCapability.Graphic.Graphic2D.NativeDrawing
- * @param OH_Drawing_Typography 指向OH_Drawing_Typography对象的指针
- * @return 内部最大宽度
- * @since 8
- * @version 1.0
- */
-double OH_Drawing_TypographyGetMaxIntrinsicWidth(OH_Drawing_Typography*);
-
-/**
- * @brief 获取表音文字的基线
- *
- * @syscap SystemCapability.Graphic.Graphic2D.NativeDrawing
- * @param OH_Drawing_Typography 指向OH_Drawing_Typography对象的指针
- * @return 表音文字的基线
- * @since 8
- * @version 1.0
- */
-double OH_Drawing_TypographyGetAlphabeticBaseline(OH_Drawing_Typography*);
-
-/**
- * @brief 获取表意文字的基线
- *
- * @syscap SystemCapability.Graphic.Graphic2D.NativeDrawing
- * @param OH_Drawing_Typography 指向OH_Drawing_Typography对象的指针
- * @return 表意文字的基线
- * @since 8
- * @version 1.0
- */
-double OH_Drawing_TypographyGetIdeographicBaseline(OH_Drawing_Typography*);
 #ifdef __cplusplus
 }
 #endif