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Commit b739439f authored by Treehugger Robot's avatar Treehugger Robot Committed by Automerger Merge Worker
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Merge "Add methods to get properties of Buffer." into main am: 29d0e6dd 

Original change: https://android-review.googlesource.com/c/platform/frameworks/native/+/3285578



Change-Id: I2607cabe1b32408a42f6fbbb3b8c977fad76544a
Signed-off-by: default avatarAutomerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
parents acc353de 29d0e6dd

libs/nativewindow/rust/src/surface/buffer.rs

+23 −1
Original line number Diff line number Diff line
@@ -13,7 +13,7 @@ 
// limitations under the License.



use super::{ErrorCode, Surface};

use nativewindow_bindgen::ANativeWindow_Buffer;

use nativewindow_bindgen::{AHardwareBuffer_Format, ANativeWindow_Buffer};

use std::ptr::null_mut;



/// An empty `ANativeWindow_Buffer`.
@@ -43,4 +43,26 @@ impl<'a> Buffer<'a> { 
    pub fn unlock_and_post(self) -> Result<(), ErrorCode> {

        self.surface.unlock_and_post()

    }



    /// The number of pixels that are shown horizontally.

    pub fn width(&self) -> i32 {

        self.buffer.width

    }



    /// The number of pixels that are shown vertically.

    pub fn height(&self) -> i32 {

        self.buffer.height

    }



    /// The number of pixels that a line in the buffer takes in memory.

    ///

    /// This may be greater than the width.

    pub fn stride(&self) -> i32 {

        self.buffer.stride

    }



    /// The pixel format of the buffer.

    pub fn format(&self) -> Result<AHardwareBuffer_Format::Type, ErrorCode> {

        self.buffer.format.try_into().map_err(|_| ErrorCode(self.buffer.format))

    }

}