harmony 鸿蒙Region

  • 2023-06-24
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Region

Overview

The Region module defines the rectangle (dirty region) where the content is to be updated in the local NativeWindow.

Since

8

Related Modules

NativeWindow

Summary

Member Variables

Name Description
*rects If rects is a null pointer, the buffer size is the same as the size of the dirty region by default.
rectNumber If rectNumber is 0, the buffer size is the same as the size of the dirty region by default.

rectNumber

int32_t Region::rectNumber

Description

If rectNumber is 0, the buffer size is the same as the size of the dirty region by default.

*rects

struct Rect Region::*rects

Description

Pointer to the struct. The type is Rect. If rects is a null pointer, the buffer size is the same as the size of the dirty region by default.

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