/*

 * Copyright 2018 Google Inc.

 *

 * Use of this source code is governed by a BSD-style license that can be

 * found in the LICENSE file.

 */

#ifndef GrBackendDrawableInfo_DEFINED

#define GrBackendDrawableInfo_DEFINED

#include "include/gpu/GrTypes.h"

#include "include/gpu/vk/GrVkTypes.h"

// If necessary, this could be pulled into a generic interface, but at this point, we only expect

// it to be used by the Ganesh Vulkan backend.

class SK_API GrBackendDrawableInfo {

public:

    // Creates an invalid backend drawable info.

    GrBackendDrawableInfo() : fIsValid(false) {}

    GrBackendDrawableInfo(const GrVkDrawableInfo& info)

            : fIsValid(true)

            , fBackend(GrBackendApi::kVulkan)

            , fVkInfo(info) {}

    // Returns true if the backend texture has been initialized.

    bool isValid() const { return fIsValid; }

    GrBackendApi backend() const { return fBackend; }

    bool getVkDrawableInfo(GrVkDrawableInfo* outInfo) const {

        if (this->isValid() && GrBackendApi::kVulkan == fBackend) {

            *outInfo = fVkInfo;

            return true;

        }

        return false;

    }

private:

    bool             fIsValid;

    GrBackendApi     fBackend;

    GrVkDrawableInfo fVkInfo;

};

#endif