diff --git a/arkui/ace_engine/native/ui_input_event.h b/arkui/ace_engine/native/ui_input_event.h
index 9b5aa63fb4325fb3738daad39944ebdfe1fcc7fa..56ab37ddc1b1050783cd6919d48053bd5faea337 100644
--- a/arkui/ace_engine/native/ui_input_event.h
+++ b/arkui/ace_engine/native/ui_input_event.h
@@ -432,6 +432,17 @@ float OH_ArkUI_PointerEvent_GetTiltX(const ArkUI_UIInputEvent* event, uint32_t p
  */
 float OH_ArkUI_PointerEvent_GetTiltY(const ArkUI_UIInputEvent* event, uint32_t pointerIndex);
 
+/**
+ * @brief Obtains the angle at which the stylus rotates around the Z-axis.
+ *
+ * @param event Indicates the pointer to the current UI input event.
+ * @param rollAngle the angle at which the stylus rotates around the Z-axis.
+ * @return Returns {@link ARKUI_ERROR_CODE_NO_ERROR} if success.
+ *         Returns {@link ARKUI_ERROR_CODE_PARAM_INVALID} if a parameter exception occurs.
+ * @since 16
+ */
+int32_t OH_ArkUI_PointerEvent_GetRollAngle(const ArkUI_UIInputEvent* event, double* rollAngle);
+
 /**
  * @brief Obtains the width of the touch area from a directional input event (for example, a touch event).
  *