chromium/ui/base/x/x11_software_bitmap_presenter.cc

// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifdef UNSAFE_BUFFERS_BUILD
// TODO(crbug.com/351564777): Remove this and convert code to safer constructs.
#pragma allow_unsafe_buffers
#endif

#include "ui/base/x/x11_software_bitmap_presenter.h"

#include <stddef.h>
#include <stdint.h>
#include <string.h>

#include <cstring>
#include <memory>
#include <utility>

#include "base/functional/bind.h"
#include "base/logging.h"
#include "base/memory/raw_ptr.h"
#include "base/memory/ref_counted_memory.h"
#include "skia/ext/legacy_display_globals.h"
#include "third_party/skia/include/core/SkCanvas.h"
#include "third_party/skia/include/core/SkImageInfo.h"
#include "third_party/skia/include/core/SkSurface.h"
#include "ui/base/x/x11_shm_image_pool.h"
#include "ui/base/x/x11_util.h"
#include "ui/gfx/native_widget_types.h"
#include "ui/gfx/x/atom_cache.h"
#include "ui/gfx/x/connection.h"
#include "ui/gfx/x/xproto.h"
#include "ui/gfx/x/xproto_types.h"

namespace ui {

namespace {

constexpr int kMaxFramesPending = …;

class ScopedPixmap { … };

}  // namespace

// static
bool X11SoftwareBitmapPresenter::CompositeBitmap(x11::Connection* connection,
                                                 x11::Drawable widget,
                                                 int x,
                                                 int y,
                                                 int width,
                                                 int height,
                                                 int depth,
                                                 x11::GraphicsContext gc,
                                                 const void* data) { … }

X11SoftwareBitmapPresenter::X11SoftwareBitmapPresenter(
    x11::Connection& connection,
    gfx::AcceleratedWidget widget,
    bool enable_multibuffering)
    : … { … }

X11SoftwareBitmapPresenter::~X11SoftwareBitmapPresenter() { … }

bool X11SoftwareBitmapPresenter::ShmPoolReady() const { … }

void X11SoftwareBitmapPresenter::Resize(const gfx::Size& pixel_size) { … }

SkCanvas* X11SoftwareBitmapPresenter::GetSkCanvas() { … }

void X11SoftwareBitmapPresenter::EndPaint(const gfx::Rect& damage_rect) { … }

void X11SoftwareBitmapPresenter::OnSwapBuffers(
    SwapBuffersCallback swap_ack_callback) { … }

int X11SoftwareBitmapPresenter::MaxFramesPending() const { … }

}  // namespace ui