chromium/ui/ozone/platform/wayland/host/wayland_subsurface.cc

// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "ui/ozone/platform/wayland/host/wayland_subsurface.h"

#include <surface-augmenter-client-protocol.h>

#include <cstdint>

#include "ui/gfx/geometry/point_conversions.h"
#include "ui/gfx/geometry/rect.h"
#include "ui/gfx/geometry/rect_f.h"
#include "ui/ozone/platform/wayland/common/wayland_util.h"
#include "ui/ozone/platform/wayland/host/surface_augmenter.h"
#include "ui/ozone/platform/wayland/host/wayland_buffer_manager_host.h"
#include "ui/ozone/platform/wayland/host/wayland_connection.h"
#include "ui/ozone/platform/wayland/host/wayland_window.h"

namespace {

// Returns DIP bounds of the subsurface relative to the parent surface.
gfx::RectF AdjustSubsurfaceBounds(const gfx::RectF& bounds_px,
                                  const gfx::RectF& parent_bounds_px,
                                  float buffer_scale) { … }

const wl_fixed_t kMinusOne = …;

}  // namespace

namespace ui {

WaylandSubsurface::WaylandSubsurface(WaylandConnection* connection,
                                     WaylandWindow* parent)
    : … { … }

WaylandSubsurface::~WaylandSubsurface() = default;

gfx::AcceleratedWidget WaylandSubsurface::GetWidget() const { … }

bool WaylandSubsurface::Show() { … }

void WaylandSubsurface::Hide() { … }

void WaylandSubsurface::ResetSubsurface() { … }

bool WaylandSubsurface::IsVisible() const { … }

void WaylandSubsurface::CreateSubsurface() { … }

bool WaylandSubsurface::ConfigureAndShowSurface(
    const gfx::RectF& bounds_px,
    const gfx::RectF& parent_bounds_px,
    const std::optional<gfx::Rect>& clip_rect_px,
    const absl::variant<gfx::OverlayTransform, gfx::Transform>& transform,
    float buffer_scale,
    WaylandSubsurface* new_below,
    WaylandSubsurface* new_above) { … }

}  // namespace ui