src/dawn/native/webgpu/SwapChainWGPU.h

// Copyright 2026 The Dawn & Tint Authors
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#ifndef SRC_DAWN_NATIVE_WEBGPU_SWAPCHAINWGPU_H_
#define SRC_DAWN_NATIVE_WEBGPU_SWAPCHAINWGPU_H_

#include "dawn/dawn_proc_table.h"
#include "dawn/native/Error.h"
#include "dawn/native/SwapChain.h"
#include "dawn/native/webgpu/Forward.h"
#include "dawn/native/webgpu/ObjectWGPU.h"

namespace dawn::native {
class Surface;
}  // namespace dawn::native

namespace dawn::native::webgpu {

class Device;
class Texture;

ResultOrError<WGPUSurface> CreateWGPUSurface(const DawnProcTable& procs,
                                             WGPUInstance instance,
                                             const Surface* surface);

class SwapChain final : public SwapChainBase, public ObjectWGPU<WGPUSurface> {
  public:
    static ResultOrError<Ref<SwapChain>> Create(Device* device,
                                                Surface* surface,
                                                SwapChainBase* previousSwapChain,
                                                const SurfaceConfiguration* config);

    ~SwapChain() override;

  private:
    SwapChain(Device* device,
              Surface* surface,
              const SurfaceConfiguration* config,
              WGPUSurface innerSurface);

    ResultOrError<SwapChainTextureInfo> GetCurrentTextureImpl() override;
    MaybeError PresentImpl() override;
    void DetachFromSurfaceImpl() override;

    WGPUSurface GetInnerSurface() const;

    Ref<Texture> mCurrentTexture;
};

}  // namespace dawn::native::webgpu

#endif  // SRC_DAWN_NATIVE_WEBGPU_SWAPCHAINWGPU_H_