// Copyright 2016 GFX developers
//
// Licensed under the Apache License, Version 2.0, <LICENSE-APACHE or
// http://apache.org/licenses/LICENSE-2.0> or the MIT license <LICENSE-MIT or
// http://opensource.org/licenses/MIT>, at your option. This file may not be
// copied, modified, or distributed except according to those terms.

use super::*;

/// See <https://developer.apple.com/documentation/metal/mtlcommandqueue>.
pub enum MTLCommandQueue {}

foreign_obj_type! {
    type CType = MTLCommandQueue;
    pub struct CommandQueue;
}

impl CommandQueueRef {
    pub fn label(&self) -> &str {
        unsafe {
            let label = msg_send![self, label];
            crate::nsstring_as_str(label)
        }
    }

    pub fn set_label(&self, label: &str) {
        unsafe {
            let nslabel = crate::nsstring_from_str(label);
            let () = msg_send![self, setLabel: nslabel];
        }
    }

    pub fn new_command_buffer(&self) -> &CommandBufferRef {
        unsafe { msg_send![self, commandBuffer] }
    }

    pub fn new_command_buffer_with_unretained_references(&self) -> &CommandBufferRef {
        unsafe { msg_send![self, commandBufferWithUnretainedReferences] }
    }

    pub fn device(&self) -> &DeviceRef {
        unsafe { msg_send![self, device] }
    }
}