web_input_event_conversion.cc | Explore in Territory

/*
 * Copyright (C) 2009 Google Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 *     * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above
 * copyright notice, this list of conditions and the following disclaimer
 * in the documentation and/or other materials provided with the
 * distribution.
 *     * Neither the name of Google Inc. nor the names of its
 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

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

#include "third_party/blink/renderer/core/events/web_input_event_conversion.h"

#include "third_party/blink/public/platform/platform.h"
#include "third_party/blink/renderer/core/events/gesture_event.h"
#include "third_party/blink/renderer/core/events/keyboard_event.h"
#include "third_party/blink/renderer/core/events/mouse_event.h"
#include "third_party/blink/renderer/core/events/touch_event.h"
#include "third_party/blink/renderer/core/events/wheel_event.h"
#include "third_party/blink/renderer/core/frame/local_frame.h"
#include "third_party/blink/renderer/core/frame/local_frame_view.h"
#include "third_party/blink/renderer/core/frame/visual_viewport.h"
#include "third_party/blink/renderer/core/input/touch.h"
#include "third_party/blink/renderer/core/input/touch_list.h"
#include "third_party/blink/renderer/core/layout/layout_object.h"
#include "third_party/blink/renderer/core/page/chrome_client.h"
#include "third_party/blink/renderer/core/page/page.h"
#include "third_party/blink/renderer/platform/keyboard_codes.h"
#include "ui/gfx/geometry/point_conversions.h"

namespace blink {

namespace {
float FrameScale(const LocalFrameView* frame_view) { … }

gfx::Vector2dF FrameTranslation(const LocalFrameView* frame_view) { … }

void UpdateWebMouseEventFromCoreMouseEvent(const MouseEvent& event,
                                           const LayoutObject* layout_object,
                                           WebMouseEvent& web_event) { … }

unsigned ToWebInputEventModifierFrom(WebMouseEvent::Button button) { … }

WebPointerEvent TransformWebPointerEvent(float frame_scale,
                                         gfx::Vector2dF frame_translate,
                                         const WebPointerEvent& event) { … }

}  // namespace

WebMouseEvent TransformWebMouseEvent(LocalFrameView* frame_view,
                                     const WebMouseEvent& event) { … }

WebMouseWheelEvent TransformWebMouseWheelEvent(
    LocalFrameView* frame_view,
    const WebMouseWheelEvent& event) { … }

WebGestureEvent TransformWebGestureEvent(LocalFrameView* frame_view,
                                         const WebGestureEvent& event) { … }

WebPointerEvent TransformWebPointerEvent(LocalFrameView* frame_view,
                                         const WebPointerEvent& event) { … }

WebMouseEventBuilder::WebMouseEventBuilder(const LayoutObject* layout_object,
                                           const MouseEvent& event) { … }

// Generate a synthetic WebMouseEvent given a TouchEvent (eg. for emulating a
// mouse with touch input for plugins that don't support touch input).
WebMouseEventBuilder::WebMouseEventBuilder(const LayoutObject* layout_object,
                                           const TouchEvent& event) { … }

WebKeyboardEventBuilder::WebKeyboardEventBuilder(const KeyboardEvent& event) { … }

Vector<WebMouseEvent> TransformWebMouseEventVector(
    LocalFrameView* frame_view,
    const std::vector<std::unique_ptr<WebInputEvent>>& coalesced_events) { … }

Vector<WebPointerEvent> TransformWebPointerEventVector(
    LocalFrameView* frame_view,
    const std::vector<std::unique_ptr<WebInputEvent>>& coalesced_events) { … }

}  // namespace blink
chromium/third_party/blink/renderer/core/events/web_input_event_conversion.cc
