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

// Copyright 2021 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_zwp_pointer_gestures.h"

#include <wayland-util.h>

#include "base/logging.h"
#include "build/chromeos_buildflags.h"
#include "ui/gfx/geometry/vector2d_f.h"
#include "ui/ozone/platform/wayland/common/wayland_util.h"
#include "ui/ozone/platform/wayland/host/wayland_connection.h"
#include "ui/ozone/platform/wayland/host/wayland_cursor_position.h"
#include "ui/ozone/platform/wayland/host/wayland_event_source.h"
#include "ui/ozone/platform/wayland/host/wayland_pointer.h"
#include "ui/ozone/platform/wayland/host/wayland_seat.h"
#include "ui/ozone/platform/wayland/host/wayland_window_manager.h"

namespace ui {

namespace {
constexpr uint32_t kMinVersion = …;
constexpr uint32_t kMaxVersion = …;
}  // namespace

// static
constexpr char WaylandZwpPointerGestures::kInterfaceName[];

// static
void WaylandZwpPointerGestures::Instantiate(WaylandConnection* connection,
                                            wl_registry* registry,
                                            uint32_t name,
                                            const std::string& interface,
                                            uint32_t version) { … }

WaylandZwpPointerGestures::WaylandZwpPointerGestures(
    zwp_pointer_gestures_v1* pointer_gestures,
    WaylandConnection* connection,
    Delegate* delegate)
    : … { … }

WaylandZwpPointerGestures::~WaylandZwpPointerGestures() = default;

void WaylandZwpPointerGestures::Init() { … }

// static
void WaylandZwpPointerGestures::OnPinchBegin(
    void* data,
    struct zwp_pointer_gesture_pinch_v1* zwp_pointer_gesture_pinch_v1,
    uint32_t serial,
    uint32_t time,
    struct wl_surface* surface,
    uint32_t fingers) { … }

// static
void WaylandZwpPointerGestures::OnPinchUpdate(
    void* data,
    struct zwp_pointer_gesture_pinch_v1* zwp_pointer_gesture_pinch_v1,
    uint32_t time,
    wl_fixed_t dx,
    wl_fixed_t dy,
    wl_fixed_t scale,
    wl_fixed_t rotation) { … }

void WaylandZwpPointerGestures::OnPinchEnd(
    void* data,
    struct zwp_pointer_gesture_pinch_v1* zwp_pointer_gesture_pinch_v1,
    uint32_t serial,
    uint32_t time,
    int32_t cancelled) { … }

#if defined(ZWP_POINTER_GESTURE_HOLD_V1_BEGIN_SINCE_VERSION)
// static
void WaylandZwpPointerGestures::OnHoldBegin(
    void* data,
    struct zwp_pointer_gesture_hold_v1* zwp_pointer_gesture_hold_v1,
    uint32_t serial,
    uint32_t time,
    struct wl_surface* surface,
    uint32_t fingers) { … }
#endif

#if defined(ZWP_POINTER_GESTURE_HOLD_V1_END_SINCE_VERSION)
// static
void WaylandZwpPointerGestures::OnHoldEnd(
    void* data,
    struct zwp_pointer_gesture_hold_v1* zwp_pointer_gesture_hold_v1,
    uint32_t serial,
    uint32_t time,
    int32_t cancelled) { … }
#endif

}  // namespace ui