| // Copyright 2017 The Chromium Authors |
| // 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 <optional> |
| #include <vector> |
| |
| #include "base/component_export.h" |
| #include "third_party/abseil-cpp/absl/types/variant.h" |
| #include "third_party/skia/include/core/SkColor.h" |
| #include "ui/gfx/buffer_types.h" |
| #include "ui/gfx/color_space.h" |
| #include "ui/gfx/geometry/rect.h" |
| #include "ui/gfx/geometry/rect_f.h" |
| #include "ui/gfx/geometry/rrect_f.h" |
| #include "ui/gfx/geometry/size.h" |
| #include "ui/gfx/geometry/transform.h" |
| #include "ui/gfx/native_pixmap.h" |
| #include "ui/gfx/overlay_priority_hint.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|, |overlay_handled|, |native_pixmap|, and |
| // gfx::Transform variants of |transform| are *not* used as part of the |
| // comparison. |
| bool operator<(const OverlaySurfaceCandidate& other) const; |
| |
| // Transformation to apply to layer during composition. |
| // Note: A |gfx::OverlayTransform| transforms the buffer within its bounds and |
| // does not affect |display_rect|. |
| absl::variant<gfx::OverlayTransform, gfx::Transform> transform = |
| gfx::OVERLAY_TRANSFORM_NONE; |
| // Format of the buffer to composite. |
| gfx::BufferFormat format = gfx::BufferFormat::BGRA_8888; |
| // Color space of the buffer |
| gfx::ColorSpace color_space = gfx::ColorSpace::CreateSRGB(); |
| // 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; |
| // If the quad is clipped, the clip rect in the target content space after |
| // composition. |
| std::optional<gfx::Rect> clip_rect; |
| // If the quad doesn't require blending. |
| bool is_opaque = false; |
| // Opacity of the overlay independent of buffer alpha. When rendered: |
| // src-alpha = |opacity| * buffer-component-alpha. |
| float opacity = 1.0f; |
| // Optionally contains a pointer to the NativePixmap corresponding to this |
| // candidate. |
| scoped_refptr<gfx::NativePixmap> native_pixmap; |
| // 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; |
| // If this candidate requires an overlay for proper display. |
| bool requires_overlay = false; |
| // Hints for overlay prioritization when delegated composition is used. |
| gfx::OverlayPriorityHint priority_hint = gfx::OverlayPriorityHint::kNone; |
| // Specifies the rounded corners of overlay in radii. |
| gfx::RRectF rounded_corners; |
| // Specifies the background color of the overlay. |
| std::optional<SkColor> background_color; |
| }; |
| |
| using OverlaySurfaceCandidateList = std::vector<OverlaySurfaceCandidate>; |
| using OverlayStatusList = std::vector<OverlayStatus>; |
| |
| } // namespace ui |
| |
| #endif // UI_OZONE_PUBLIC_OVERLAY_SURFACE_CANDIDATE_H_ |