/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#ifndef _MOZILLA_WIDGET_GTK_WINDOW_SURFACE_X11_IMAGE_H
#define _MOZILLA_WIDGET_GTK_WINDOW_SURFACE_X11_IMAGE_H

#ifdef MOZ_X11

#  include <glib.h>
#  include "WindowSurfaceX11.h"
#  include "gfxXlibSurface.h"
#  include "gfxImageSurface.h"

namespace mozilla {
namespace widget {

class WindowSurfaceX11Image : public WindowSurfaceX11 {
 public:
  WindowSurfaceX11Image(Display* aDisplay, Window aWindow, Visual* aVisual,
                        unsigned int aDepth, bool aIsShaped);
  ~WindowSurfaceX11Image();

  already_AddRefed<gfx::DrawTarget> Lock(
      const LayoutDeviceIntRegion& aRegion) override;
  void Commit(const LayoutDeviceIntRegion& aInvalidRegion) override;
  bool IsFallback() const override { return true; }

 private:
  void ResizeTransparencyBitmap(int aWidth, int aHeight);
  void ApplyTransparencyBitmap();

  RefPtr<gfxXlibSurface> mWindowSurface;
  RefPtr<gfxImageSurface> mImageSurface;

  gchar* mTransparencyBitmap;
  int32_t mTransparencyBitmapWidth;
  int32_t mTransparencyBitmapHeight;
  bool mIsShaped;
};

}  // namespace widget
}  // namespace mozilla

#endif  // MOZ_X11
#endif  // _MOZILLA_WIDGET_GTK_WINDOW_SURFACE_X11_IMAGE_H