Remove type converters for ui::Event.

ui/events/mojo/input_events_type_converters.cc

Index: ui/events/mojo/input_events_type_converters.cc
diff --git a/ui/events/mojo/input_events_type_converters.cc b/ui/events/mojo/input_events_type_converters.cc
deleted file mode 100644
index 15ad403a3c07df93892691ec5c7ceb78a9b46fe4..0000000000000000000000000000000000000000
--- a/ui/events/mojo/input_events_type_converters.cc
+++ /dev/null
@@ -1,420 +0,0 @@
-// Copyright 2016 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.
-
-#include "ui/events/mojo/input_events_type_converters.h"
-
-#include <stdint.h>
-
-#include <utility>
-
-#if defined(USE_X11)
-#include <X11/extensions/XInput2.h>
-#include <X11/Xlib.h>
-#endif
-
-#include "components/mus/public/interfaces/input_events.mojom.h"
-#include "ui/events/event_utils.h"
-#include "ui/events/keycodes/dom/keycode_converter.h"
-#include "ui/events/keycodes/keyboard_codes.h"
-#include "ui/events/mojo/mojo_extended_key_event_data.h"
-
-namespace mojo {
-namespace {
-
-ui::EventType MojoMouseEventTypeToUIEvent(const mus::mojom::EventPtr& event) {
-  DCHECK(event->pointer_data);
-  DCHECK_EQ(mus::mojom::PointerKind::MOUSE, event->pointer_data->kind);
-  switch (event->action) {
-    case mus::mojom::EventType::POINTER_DOWN:
-      return ui::ET_MOUSE_PRESSED;
-
-    case mus::mojom::EventType::POINTER_UP:
-      return ui::ET_MOUSE_RELEASED;
-
-    case mus::mojom::EventType::POINTER_MOVE:
-      DCHECK(event->pointer_data);
-      if (event->flags & (mus::mojom::kEventFlagLeftMouseButton |
-                          mus::mojom::kEventFlagMiddleMouseButton |
-                          mus::mojom::kEventFlagRightMouseButton)) {
-        return ui::ET_MOUSE_DRAGGED;
-      }
-      return ui::ET_MOUSE_MOVED;
-
-    case mus::mojom::EventType::MOUSE_EXIT:
-      return ui::ET_MOUSE_EXITED;
-
-    default:
-      NOTREACHED();
-  }
-
-  return ui::ET_MOUSE_RELEASED;
-}
-
-ui::EventType MojoTouchEventTypeToUIEvent(const mus::mojom::EventPtr& event) {
-  DCHECK(event->pointer_data);
-  DCHECK_EQ(mus::mojom::PointerKind::TOUCH, event->pointer_data->kind);
-  switch (event->action) {
-    case mus::mojom::EventType::POINTER_DOWN:
-      return ui::ET_TOUCH_PRESSED;
-
-    case mus::mojom::EventType::POINTER_UP:
-      return ui::ET_TOUCH_RELEASED;
-
-    case mus::mojom::EventType::POINTER_MOVE:
-      return ui::ET_TOUCH_MOVED;
-
-    case mus::mojom::EventType::POINTER_CANCEL:
-      return ui::ET_TOUCH_CANCELLED;
-
-    default:
-      NOTREACHED();
-  }
-
-  return ui::ET_TOUCH_CANCELLED;
-}
-
-ui::EventType MojoWheelEventTypeToUIEvent(const mus::mojom::EventPtr& event) {
-  DCHECK(event->pointer_data && event->pointer_data->wheel_data);
-  return ui::ET_MOUSEWHEEL;
-}
-
-void SetPointerDataLocationFromEvent(const ui::LocatedEvent& located_event,
-                                     mus::mojom::LocationData* location_data) {
-  location_data->x = located_event.location_f().x();
-  location_data->y = located_event.location_f().y();
-  location_data->screen_x = located_event.root_location_f().x();
-  location_data->screen_y = located_event.root_location_f().y();
-}
-
-}  // namespace
-
-static_assert(mus::mojom::kEventFlagNone == static_cast<int32_t>(ui::EF_NONE),
-              "EVENT_FLAGS must match");
-static_assert(mus::mojom::kEventFlagIsSynthesized ==
-                  static_cast<int32_t>(ui::EF_IS_SYNTHESIZED),
-              "EVENT_FLAGS must match");
-static_assert(mus::mojom::kEventFlagShiftDown ==
-                  static_cast<int32_t>(ui::EF_SHIFT_DOWN),
-              "EVENT_FLAGS must match");
-static_assert(mus::mojom::kEventFlagControlDown ==
-                  static_cast<int32_t>(ui::EF_CONTROL_DOWN),
-              "EVENT_FLAGS must match");
-static_assert(mus::mojom::kEventFlagAltDown ==
-                  static_cast<int32_t>(ui::EF_ALT_DOWN),
-              "EVENT_FLAGS must match");
-static_assert(mus::mojom::kEventFlagCommandDown ==
-                  static_cast<int32_t>(ui::EF_COMMAND_DOWN),
-              "EVENT_FLAGS must match");
-static_assert(mus::mojom::kEventFlagAltgrDown ==
-                  static_cast<int32_t>(ui::EF_ALTGR_DOWN),
-              "EVENT_FLAGS must match");
-static_assert(mus::mojom::kEventFlagMod3Down ==
-                  static_cast<int32_t>(ui::EF_MOD3_DOWN),
-              "EVENT_FLAGS must match");
-static_assert(mus::mojom::kEventFlagNumLockOn ==
-                  static_cast<int32_t>(ui::EF_NUM_LOCK_ON),
-              "EVENT_FLAGS must match");
-static_assert(mus::mojom::kEventFlagCapsLockOn ==
-                  static_cast<int32_t>(ui::EF_CAPS_LOCK_ON),
-              "EVENT_FLAGS must match");
-static_assert(mus::mojom::kEventFlagScrollLockOn ==
-                  static_cast<int32_t>(ui::EF_SCROLL_LOCK_ON),
-              "EVENT_FLAGS must match");
-static_assert(mus::mojom::kEventFlagLeftMouseButton ==
-                  static_cast<int32_t>(ui::EF_LEFT_MOUSE_BUTTON),
-              "EVENT_FLAGS must match");
-static_assert(mus::mojom::kEventFlagMiddleMouseButton ==
-                  static_cast<int32_t>(ui::EF_MIDDLE_MOUSE_BUTTON),
-              "EVENT_FLAGS must match");
-static_assert(mus::mojom::kEventFlagRightMouseButton ==
-                  static_cast<int32_t>(ui::EF_RIGHT_MOUSE_BUTTON),
-              "EVENT_FLAGS must match");
-static_assert(mus::mojom::kEventFlagBackMouseButton ==
-                  static_cast<int32_t>(ui::EF_BACK_MOUSE_BUTTON),
-              "EVENT_FLAGS must match");
-static_assert(mus::mojom::kEventFlagForwardMouseButton ==
-                  static_cast<int32_t>(ui::EF_FORWARD_MOUSE_BUTTON),
-              "EVENT_FLAGS must match");
-
-// static
-mus::mojom::EventType
-TypeConverter<mus::mojom::EventType, ui::EventType>::Convert(
-    ui::EventType type) {
-  switch (type) {
-    case ui::ET_MOUSE_PRESSED:
-    case ui::ET_TOUCH_PRESSED:
-    case ui::ET_POINTER_DOWN:
-      return mus::mojom::EventType::POINTER_DOWN;
-
-    case ui::ET_MOUSE_DRAGGED:
-    case ui::ET_MOUSE_MOVED:
-    case ui::ET_MOUSE_ENTERED:
-    case ui::ET_TOUCH_MOVED:
-    case ui::ET_POINTER_MOVED:
-      return mus::mojom::EventType::POINTER_MOVE;
-
-    case ui::ET_MOUSE_EXITED:
-    case ui::ET_POINTER_EXITED:
-      return mus::mojom::EventType::MOUSE_EXIT;
-
-    case ui::ET_MOUSEWHEEL:
-      return mus::mojom::EventType::WHEEL;
-
-    case ui::ET_MOUSE_RELEASED:
-    case ui::ET_TOUCH_RELEASED:
-    case ui::ET_POINTER_UP:
-      return mus::mojom::EventType::POINTER_UP;
-
-    case ui::ET_TOUCH_CANCELLED:
-    case ui::ET_POINTER_CANCELLED:
-      return mus::mojom::EventType::POINTER_CANCEL;
-
-    case ui::ET_KEY_PRESSED:
-      return mus::mojom::EventType::KEY_PRESSED;
-
-    case ui::ET_KEY_RELEASED:
-      return mus::mojom::EventType::KEY_RELEASED;
-
-    default:
-      break;
-  }
-  return mus::mojom::EventType::UNKNOWN;
-}
-
-mus::mojom::EventPtr TypeConverter<mus::mojom::EventPtr, ui::Event>::Convert(
-    const ui::Event& input) {
-  const mus::mojom::EventType type =
-      ConvertTo<mus::mojom::EventType>(input.type());
-  if (type == mus::mojom::EventType::UNKNOWN)
-    return nullptr;
-
-  mus::mojom::EventPtr event = mus::mojom::Event::New();
-  event->action = type;
-  event->flags = input.flags();
-  event->time_stamp = input.time_stamp().ToInternalValue();
-
-  if (input.IsPointerEvent()) {
-    const ui::PointerEvent* pointer_event =
-        static_cast<const ui::PointerEvent*>(&input);
-    const ui::PointerDetails& pointer_details =
-        pointer_event->pointer_details();
-
-    mus::mojom::PointerDataPtr pointer_data(mus::mojom::PointerData::New());
-    pointer_data->pointer_id = pointer_event->pointer_id();
-
-    switch (pointer_details.pointer_type) {
-      case ui::EventPointerType::POINTER_TYPE_MOUSE:
-        pointer_data->kind = mus::mojom::PointerKind::MOUSE;
-        break;
-      case ui::EventPointerType::POINTER_TYPE_TOUCH:
-        pointer_data->kind = mus::mojom::PointerKind::TOUCH;
-        break;
-      default:
-        NOTIMPLEMENTED();
-    }
-
-    mus::mojom::LocationDataPtr location_data(mus::mojom::LocationData::New());
-    SetPointerDataLocationFromEvent(*pointer_event, location_data.get());
-    pointer_data->location = std::move(location_data);
-
-    mus::mojom::BrushDataPtr brush_data(mus::mojom::BrushData::New());
-    brush_data->width = pointer_details.radius_x;
-    brush_data->height = pointer_details.radius_y;
-    brush_data->pressure = pointer_details.force;
-    brush_data->tilt_x = pointer_details.tilt_x;
-    brush_data->tilt_y = pointer_details.tilt_y;
-    pointer_data->brush_data = std::move(brush_data);
-    event->pointer_data = std::move(pointer_data);
-
-  } else if (input.IsMouseEvent()) {
-    const ui::LocatedEvent* located_event =
-        static_cast<const ui::LocatedEvent*>(&input);
-    mus::mojom::PointerDataPtr pointer_data(mus::mojom::PointerData::New());
-    // TODO(sky): come up with a better way to handle this.
-    pointer_data->pointer_id = std::numeric_limits<int32_t>::max();
-    pointer_data->kind = mus::mojom::PointerKind::MOUSE;
-    mus::mojom::LocationDataPtr location_data(mus::mojom::LocationData::New());
-    SetPointerDataLocationFromEvent(*located_event, location_data.get());
-    pointer_data->location = std::move(location_data);
-
-    if (input.IsMouseWheelEvent()) {
-      const ui::MouseWheelEvent* wheel_event =
-          static_cast<const ui::MouseWheelEvent*>(&input);
-
-      mus::mojom::WheelDataPtr wheel_data(mus::mojom::WheelData::New());
-
-      // TODO(rjkroege): Support page scrolling on windows by directly
-      // cracking into a mojo event when the native event is available.
-      wheel_data->mode = mus::mojom::WheelMode::LINE;
-      // TODO(rjkroege): Support precise scrolling deltas.
-
-      if ((input.flags() & ui::EF_SHIFT_DOWN) != 0 &&
-          wheel_event->x_offset() == 0) {
-        wheel_data->delta_x = wheel_event->y_offset();
-        wheel_data->delta_y = 0;
-        wheel_data->delta_z = 0;
-      } else {
-        // TODO(rjkroege): support z in ui::Events.
-        wheel_data->delta_x = wheel_event->x_offset();
-        wheel_data->delta_y = wheel_event->y_offset();
-        wheel_data->delta_z = 0;
-      }
-      pointer_data->wheel_data = std::move(wheel_data);
-    }
-    event->pointer_data = std::move(pointer_data);
-  } else if (input.IsTouchEvent()) {
-    const ui::TouchEvent* touch_event =
-        static_cast<const ui::TouchEvent*>(&input);
-
-    mus::mojom::PointerDataPtr pointer_data(mus::mojom::PointerData::New());
-    pointer_data->pointer_id = touch_event->touch_id();
-    pointer_data->kind = mus::mojom::PointerKind::TOUCH;
-    mus::mojom::LocationDataPtr location_data(mus::mojom::LocationData::New());
-    SetPointerDataLocationFromEvent(*touch_event, location_data.get());
-    pointer_data->location = std::move(location_data);
-
-    mus::mojom::BrushDataPtr brush_data(mus::mojom::BrushData::New());
-
-    // TODO(rjk): this is in the wrong coordinate system
-    brush_data->width = touch_event->pointer_details().radius_x;
-    brush_data->height = touch_event->pointer_details().radius_y;
-    // TODO(rjk): update for touch_event->rotation_angle();
-    brush_data->pressure = touch_event->pointer_details().force;
-    brush_data->tilt_x = 0;
-    brush_data->tilt_y = 0;
-    pointer_data->brush_data = std::move(brush_data);
-    event->pointer_data = std::move(pointer_data);
-
-    // TODO(rjkroege): Plumb raw pointer events on windows.
-    // TODO(rjkroege): Handle force-touch on MacOS
-    // TODO(rjkroege): Adjust brush data appropriately for Android.
-  } else if (input.IsKeyEvent()) {
-    const ui::KeyEvent* key_event = static_cast<const ui::KeyEvent*>(&input);
-    mus::mojom::KeyDataPtr key_data(mus::mojom::KeyData::New());
-    key_data->key_code = key_event->GetConflatedWindowsKeyCode();
-    key_data->native_key_code =
-      ui::KeycodeConverter::DomCodeToNativeKeycode(key_event->code());
-    key_data->is_char = key_event->is_char();
-    key_data->character = key_event->GetCharacter();
-
-    if (key_event->extended_key_event_data()) {
-      const MojoExtendedKeyEventData* data =
-          static_cast<const MojoExtendedKeyEventData*>(
-              key_event->extended_key_event_data());
-      key_data->windows_key_code =
-          static_cast<mus::mojom::KeyboardCode>(data->windows_key_code());
-      key_data->text = data->text();
-      key_data->unmodified_text = data->unmodified_text();
-    } else {
-      key_data->windows_key_code = static_cast<mus::mojom::KeyboardCode>(
-          key_event->GetLocatedWindowsKeyboardCode());
-      key_data->text = key_event->GetText();
-      key_data->unmodified_text = key_event->GetUnmodifiedText();
-    }
-    event->key_data = std::move(key_data);
-  }
-  return event;
-}
-
-// static
-mus::mojom::EventPtr TypeConverter<mus::mojom::EventPtr, ui::KeyEvent>::Convert(
-    const ui::KeyEvent& input) {
-  return mus::mojom::Event::From(static_cast<const ui::Event&>(input));
-}
-
-// static
-std::unique_ptr<ui::Event>
-TypeConverter<std::unique_ptr<ui::Event>, mus::mojom::EventPtr>::Convert(
-    const mus::mojom::EventPtr& input) {
-  gfx::PointF location;
-  gfx::PointF screen_location;
-  if (input->pointer_data && input->pointer_data->location) {
-    location.SetPoint(input->pointer_data->location->x,
-                      input->pointer_data->location->y);
-    screen_location.SetPoint(input->pointer_data->location->screen_x,
-                             input->pointer_data->location->screen_y);
-  }
-
-  switch (input->action) {
-    case mus::mojom::EventType::KEY_PRESSED:
-    case mus::mojom::EventType::KEY_RELEASED: {
-      std::unique_ptr<ui::KeyEvent> key_event;
-      if (input->key_data->is_char) {
-        key_event.reset(new ui::KeyEvent(
-            static_cast<base::char16>(input->key_data->character),
-            static_cast<ui::KeyboardCode>(input->key_data->key_code),
-            input->flags));
-      } else {
-        key_event.reset(new ui::KeyEvent(
-            input->action == mus::mojom::EventType::KEY_PRESSED
-                ? ui::ET_KEY_PRESSED
-                : ui::ET_KEY_RELEASED,
-
-            static_cast<ui::KeyboardCode>(input->key_data->key_code),
-            input->flags));
-      }
-      key_event->SetExtendedKeyEventData(
-          std::unique_ptr<ui::ExtendedKeyEventData>(
-              new MojoExtendedKeyEventData(
-                  static_cast<int32_t>(input->key_data->windows_key_code),
-                  input->key_data->text, input->key_data->unmodified_text)));
-      return std::move(key_event);
-    }
-    case mus::mojom::EventType::POINTER_DOWN:
-    case mus::mojom::EventType::POINTER_UP:
-    case mus::mojom::EventType::POINTER_MOVE:
-    case mus::mojom::EventType::POINTER_CANCEL:
-    case mus::mojom::EventType::MOUSE_EXIT: {
-      switch (input->pointer_data->kind) {
-        case mus::mojom::PointerKind::MOUSE: {
-          // TODO: last flags isn't right. Need to send changed_flags.
-          std::unique_ptr<ui::MouseEvent> event(new ui::MouseEvent(
-              MojoMouseEventTypeToUIEvent(input), gfx::Point(), gfx::Point(),
-              ui::EventTimeForNow(), ui::EventFlags(input->flags),
-              ui::EventFlags(input->flags)));
-          event->set_location_f(location);
-          event->set_root_location_f(screen_location);
-          return std::move(event);
-        } break;
-        case mus::mojom::PointerKind::TOUCH: {
-          DCHECK(input->pointer_data->brush_data);
-          std::unique_ptr<ui::TouchEvent> touch_event(new ui::TouchEvent(
-              MojoTouchEventTypeToUIEvent(input), gfx::Point(),
-              ui::EventFlags(input->flags), input->pointer_data->pointer_id,
-              base::TimeDelta::FromInternalValue(input->time_stamp),
-              input->pointer_data->brush_data->width,
-              input->pointer_data->brush_data->height, 0,
-              input->pointer_data->brush_data->pressure));
-          touch_event->set_location_f(location);
-          touch_event->set_root_location_f(screen_location);
-          return std::move(touch_event);
-        } break;
-        case mus::mojom::PointerKind::PEN:
-          NOTIMPLEMENTED();
-          break;
-      }
-    } break;
-    case mus::mojom::EventType::WHEEL: {
-      DCHECK(input->pointer_data && input->pointer_data->wheel_data);
-      std::unique_ptr<ui::MouseEvent> pre_wheel_event(new ui::MouseEvent(
-          MojoWheelEventTypeToUIEvent(input), gfx::Point(), gfx::Point(),
-          ui::EventTimeForNow(), ui::EventFlags(input->flags),
-          ui::EventFlags(input->flags)));
-      pre_wheel_event->set_location_f(location);
-      pre_wheel_event->set_root_location_f(screen_location);
-      std::unique_ptr<ui::MouseEvent> wheel_event(new ui::MouseWheelEvent(
-          *pre_wheel_event,
-          static_cast<int>(input->pointer_data->wheel_data->delta_x),
-          static_cast<int>(input->pointer_data->wheel_data->delta_y)));
-      return std::move(wheel_event);
-    } break;
-
-    default:
-      NOTIMPLEMENTED();
-  }
-  // TODO: need to support time_stamp.
-  return nullptr;
-}
-
-}  // namespace mojo