| // Copyright (c) 2013 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/event.h" |
| #include "ui/events/event_constants.h" |
| #include "ui/events/event_utils.h" |
| |
| namespace ui { |
| |
| base::TimeTicks EventTimeFromNative(const PlatformEvent& native_event) { |
| const ui::Event* event = static_cast<const ui::Event*>(native_event); |
| return event->time_stamp(); |
| } |
| |
| int EventFlagsFromNative(const PlatformEvent& native_event) { |
| const ui::Event* event = static_cast<const ui::Event*>(native_event); |
| return event->flags(); |
| } |
| |
| EventType EventTypeFromNative(const PlatformEvent& native_event) { |
| const ui::Event* event = static_cast<const ui::Event*>(native_event); |
| return event->type(); |
| } |
| |
| gfx::Point EventSystemLocationFromNative(const PlatformEvent& native_event) { |
| const ui::LocatedEvent* e = |
| static_cast<const ui::LocatedEvent*>(native_event); |
| DCHECK(e->IsMouseEvent() || e->IsTouchEvent() || e->IsGestureEvent() || |
| e->IsScrollEvent()); |
| return e->location(); |
| } |
| |
| gfx::PointF EventLocationFromNative(const PlatformEvent& native_event) { |
| const ui::LocatedEvent* e = |
| static_cast<const ui::LocatedEvent*>(native_event); |
| DCHECK(e->IsMouseEvent() || e->IsTouchEvent() || e->IsGestureEvent() || |
| e->IsScrollEvent()); |
| return e->location_f(); |
| } |
| |
| int GetChangedMouseButtonFlagsFromNative(const PlatformEvent& native_event) { |
| const ui::MouseEvent* event = |
| static_cast<const ui::MouseEvent*>(native_event); |
| DCHECK(event->IsMouseEvent() || event->IsScrollEvent()); |
| return event->changed_button_flags(); |
| } |
| |
| PointerDetails GetMousePointerDetailsFromNative( |
| const PlatformEvent& native_event) { |
| const ui::MouseEvent* event = |
| static_cast<const ui::MouseEvent*>(native_event); |
| DCHECK(event->IsMouseEvent() || event->IsScrollEvent()); |
| PointerDetails pointer_detail = event->pointer_details(); |
| pointer_detail.id = MouseEvent::kMousePointerId; |
| return pointer_detail; |
| } |
| |
| KeyboardCode KeyboardCodeFromNative(const PlatformEvent& native_event) { |
| const ui::KeyEvent* event = static_cast<const ui::KeyEvent*>(native_event); |
| DCHECK(event->IsKeyEvent()); |
| return event->key_code(); |
| } |
| |
| DomCode CodeFromNative(const PlatformEvent& native_event) { |
| const ui::KeyEvent* event = static_cast<const ui::KeyEvent*>(native_event); |
| DCHECK(event->IsKeyEvent()); |
| return event->code(); |
| } |
| |
| bool IsCharFromNative(const PlatformEvent& native_event) { |
| const ui::KeyEvent* event = static_cast<const ui::KeyEvent*>(native_event); |
| DCHECK(event->IsKeyEvent()); |
| return event->is_char(); |
| } |
| |
| gfx::Vector2d GetMouseWheelOffset(const PlatformEvent& native_event) { |
| const ui::MouseWheelEvent* event = |
| static_cast<const ui::MouseWheelEvent*>(native_event); |
| DCHECK(event->type() == ET_MOUSEWHEEL); |
| return event->offset(); |
| } |
| |
| PlatformEvent CopyNativeEvent(const PlatformEvent& event) { |
| return NULL; |
| } |
| |
| void ReleaseCopiedNativeEvent(const PlatformEvent& event) {} |
| |
| void ClearTouchIdIfReleased(const PlatformEvent& xev) {} |
| |
| // TODO(687724): Will remove all GetTouchId functions. |
| int GetTouchId(const PlatformEvent& native_event) { |
| const ui::TouchEvent* event = |
| static_cast<const ui::TouchEvent*>(native_event); |
| DCHECK(event->IsTouchEvent()); |
| return event->pointer_details().id; |
| } |
| |
| PointerDetails GetTouchPointerDetailsFromNative( |
| const PlatformEvent& native_event) { |
| const ui::TouchEvent* event = |
| static_cast<const ui::TouchEvent*>(native_event); |
| DCHECK(event->IsTouchEvent()); |
| return event->pointer_details(); |
| } |
| |
| bool GetScrollOffsets(const PlatformEvent& native_event, |
| float* x_offset, |
| float* y_offset, |
| float* x_offset_ordinal, |
| float* y_offset_ordinal, |
| int* finger_count, |
| EventMomentumPhase* momentum_phase) { |
| const ui::ScrollEvent* event = |
| static_cast<const ui::ScrollEvent*>(native_event); |
| DCHECK(event->IsScrollEvent()); |
| if (x_offset) |
| *x_offset = event->x_offset(); |
| if (y_offset) |
| *y_offset = event->y_offset(); |
| if (x_offset_ordinal) |
| *x_offset_ordinal = event->x_offset_ordinal(); |
| if (y_offset_ordinal) |
| *y_offset_ordinal = event->y_offset_ordinal(); |
| if (finger_count) |
| *finger_count = event->finger_count(); |
| if (momentum_phase) |
| *momentum_phase = event->momentum_phase(); |
| |
| return true; |
| } |
| |
| bool GetFlingData(const PlatformEvent& native_event, |
| float* vx, |
| float* vy, |
| float* vx_ordinal, |
| float* vy_ordinal, |
| bool* is_cancel) { |
| const ui::ScrollEvent* event = |
| static_cast<const ui::ScrollEvent*>(native_event); |
| DCHECK(event->IsScrollEvent()); |
| if (vx) |
| *vx = event->x_offset(); |
| if (vy) |
| *vy = event->y_offset(); |
| if (vx_ordinal) |
| *vx_ordinal = event->x_offset_ordinal(); |
| if (vy_ordinal) |
| *vy_ordinal = event->y_offset_ordinal(); |
| if (is_cancel) |
| *is_cancel = event->type() == ET_SCROLL_FLING_CANCEL; |
| |
| return true; |
| } |
| |
| } // namespace ui |