device/vr/android/gvr/gvr_delegate.h

// Copyright 2016 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef DEVICE_VR_ANDROID_GVR_DELEGATE_H
#define DEVICE_VR_ANDROID_GVR_DELEGATE_H

#include "device/vr/android/gvr/gvr_device_provider.h"
#include "device/vr/vr_export.h"
#include "third_party/gvr-android-sdk/src/ndk/include/vr/gvr/capi/include/gvr_types.h"

namespace gvr {
class GvrApi;
}  // namespace gvr

namespace device {

class DEVICE_VR_EXPORT GvrDelegate {
 public:
  virtual void SetWebVRSecureOrigin(bool secure_origin) = 0;
  virtual void SubmitWebVRFrame() = 0;
  virtual void UpdateWebVRTextureBounds(int eye,
                                        float left,
                                        float top,
                                        float width,
                                        float height) = 0;
  virtual void SetGvrPoseForWebVr(const gvr::Mat4f& pose,
                                  uint32_t pose_index) = 0;
  virtual gvr::GvrApi* gvr_api() = 0;
};

class DEVICE_VR_EXPORT GvrDelegateProvider {
 public:
  static void SetInstance(GvrDelegateProvider* delegate_provider);
  static GvrDelegateProvider* GetInstance();

  virtual bool RequestWebVRPresent(GvrDeviceProvider* device_provider) = 0;
  virtual void ExitWebVRPresent() = 0;
  virtual GvrDelegate* GetNonPresentingDelegate() = 0;
  virtual void DestroyNonPresentingDelegate() = 0;

 private:
  static GvrDelegateProvider* delegate_provider_;
};

}  // namespace device

#endif  // DEVICE_VR_ANDROID_GVR_DELEGATE_H