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// Copyright 2017 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_OZONE_PUBLIC_OVERLAY_SURFACE_CANDIDATE_H_
#define UI_OZONE_PUBLIC_OVERLAY_SURFACE_CANDIDATE_H_
#include <vector>
#include "base/component_export.h"
#include "ui/gfx/buffer_types.h"
#include "ui/gfx/geometry/rect.h"
#include "ui/gfx/geometry/rect_f.h"
#include "ui/gfx/geometry/size.h"
#include "ui/gfx/native_pixmap.h"
#include "ui/gfx/overlay_transform.h"
namespace ui {
enum OverlayStatus {
OVERLAY_STATUS_PENDING,
OVERLAY_STATUS_ABLE,
OVERLAY_STATUS_NOT,
OVERLAY_STATUS_LAST = OVERLAY_STATUS_NOT
};
class COMPONENT_EXPORT(OZONE_BASE) OverlaySurfaceCandidate {
public:
OverlaySurfaceCandidate();
OverlaySurfaceCandidate(const OverlaySurfaceCandidate& other);
~OverlaySurfaceCandidate();
OverlaySurfaceCandidate& operator=(const OverlaySurfaceCandidate& other);
// Note that |clip_rect|, |is_clipped|, |overlay_handled| and |native_pixmap|
// are *not* used as part of the comparison.
bool operator<(const OverlaySurfaceCandidate& other) const;
// Transformation to apply to layer during composition.
gfx::OverlayTransform transform = gfx::OVERLAY_TRANSFORM_NONE;
// Format of the buffer to composite.
gfx::BufferFormat format = gfx::BufferFormat::BGRA_8888;
// Stacking order of the overlay plane relative to the main surface,
// which is 0. Signed to allow for "underlays".
int plane_z_order = 0;
// Size of the buffer, in pixels.
gfx::Size buffer_size;
// Rect on the display to position the overlay to. Input rectangle may
// not have integer coordinates, but when accepting for overlay, must
// be modified by CheckOverlaySupport to output integer values.
gfx::RectF display_rect;
// Crop within the buffer to be placed inside |display_rect|.
gfx::RectF crop_rect;
// Clip rect in the target content space after composition.
gfx::Rect clip_rect;
// If the quad is clipped after composition.
bool is_clipped = false;
// If the quad doesn't require blending.
bool is_opaque = false;
// Optionally contains a pointer to the NativePixmap corresponding to this
// candidate.
scoped_refptr<gfx::NativePixmap> native_pixmap = nullptr;
// A unique ID corresponding to |native_pixmap|. The ID is not reused even if
// |native_pixmap| is destroyed. Zero if |native_pixmap| is null.
// TODO(samans): This will not be necessary once Ozone/DRM not longer uses a
// cache for overlay testing. https://crbug.com/1034559
uint32_t native_pixmap_unique_id = 0;
// To be modified by the implementer if this candidate can go into
// an overlay.
bool overlay_handled = false;
};
using OverlaySurfaceCandidateList = std::vector<OverlaySurfaceCandidate>;
using OverlayStatusList = std::vector<OverlayStatus>;
} // namespace ui
#endif // UI_OZONE_PUBLIC_OVERLAY_SURFACE_CANDIDATE_H_
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