// Copyright 2020 The Dawn Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

#include "dawn/utils/ObjCUtils.h"

#include <QuartzCore/CALayer.h>

namespace dawn::utils {

ScopedCALayer::ScopedCALayer(void* layer) : layer(layer) {
    if (layer) {
        [static_cast<CALayer*>(layer) retain];
    }
}

ScopedCALayer::~ScopedCALayer() {
    if (layer) {
        [static_cast<CALayer*>(layer) release];
    }
}

ScopedCALayer CreatePlaceholderCALayer() {
    @autoreleasepool {
        return ScopedCALayer([CALayer layer]);
    }
}

}  // namespace dawn::utils