File: overlay_transform.h

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qtwebengine-opensource-src 5.15.19%2Bdfsg-2
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// Copyright 2014 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 UI_GFX_OVERLAY_TRANSFORM_H_
#define UI_GFX_OVERLAY_TRANSFORM_H_

namespace gfx {

// Describes transformation to be applied to the buffer before presenting
// to screen.  Rotations are expressed anticlockwise.
enum OverlayTransform {
  OVERLAY_TRANSFORM_INVALID,
  OVERLAY_TRANSFORM_NONE,
  OVERLAY_TRANSFORM_FLIP_HORIZONTAL,
  OVERLAY_TRANSFORM_FLIP_VERTICAL,
  OVERLAY_TRANSFORM_ROTATE_90,
  OVERLAY_TRANSFORM_ROTATE_180,
  OVERLAY_TRANSFORM_ROTATE_270,
  OVERLAY_TRANSFORM_LAST = OVERLAY_TRANSFORM_ROTATE_270
};

}  // namespace gfx

#endif  // UI_GFX_OVERLAY_TRANSFORM_H_