Cleaning up PointerIdManager and add id re-mapping

third_party/WebKit/Source/core/events/PointerEvent.cpp

 // Copyright 2015 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 "config.h"
 #include "core/events/PointerEvent.h"
 
 #include "core/dom/Element.h"
 #include "core/events/EventDispatcher.h"
 
 namespace blink {
 
-namespace {
-
-const char* pointerTypeNameForWebPointPointerType(WebPointerProperties::PointerType type)
-{
-    switch (type) {
-    case WebPointerProperties::PointerType::Unknown:
-        return "";
-    case WebPointerProperties::PointerType::Touch:
-        return "touch";
-    case WebPointerProperties::PointerType::Pen:
-        return "pen";
-    case WebPointerProperties::PointerType::Mouse:
-        return "mouse";
-    }
-    ASSERT_NOT_REACHED();
-    return "";
-}
-
-}
-
-PassRefPtrWillBeRawPtr<PointerEvent> PointerEvent::create(const AtomicString& type,
-    const bool isPrimary, const PlatformMouseEvent& mouseEvent,
-    PassRefPtrWillBeRawPtr<Node> relatedTarget,
-    PassRefPtrWillBeRawPtr<AbstractView> view)
-{
-    PointerEventInit pointerEventInit;
-
-    // TODO(crbug.com/537319): Define a constant somewhere for mouse id.
-    pointerEventInit.setPointerId(0);
-    pointerEventInit.setPointerType(
-        pointerTypeNameForWebPointPointerType(mouseEvent.pointerProperties().pointerType));
-    pointerEventInit.setIsPrimary(true);
-
-    pointerEventInit.setScreenX(mouseEvent.globalPosition().x());
-    pointerEventInit.setScreenY(mouseEvent.globalPosition().y());
-    pointerEventInit.setClientX(mouseEvent.position().x());
-    pointerEventInit.setClientY(mouseEvent.position().y());
-
-    pointerEventInit.setButton(mouseEvent.button());
-    pointerEventInit.setButtons(MouseEvent::platformModifiersToButtons(mouseEvent.modifiers()));
-
-    pointerEventInit.setPressure(mouseEvent.pointerProperties().force);
-    pointerEventInit.setTiltX(mouseEvent.pointerProperties().tiltX);
-    pointerEventInit.setTiltY(mouseEvent.pointerProperties().tiltY);
-
-    UIEventWithKeyState::setFromPlatformModifiers(pointerEventInit, mouseEvent.modifiers());
-
-    pointerEventInit.setBubbles(type != EventTypeNames::pointerenter
-        && type != EventTypeNames::pointerleave);
-    pointerEventInit.setCancelable(type != EventTypeNames::pointerenter
-        && type != EventTypeNames::pointerleave && type != EventTypeNames::pointercancel);
-
-    pointerEventInit.setView(view);
-    if (relatedTarget)
-        pointerEventInit.setRelatedTarget(relatedTarget);
-
-    return PointerEvent::create(type, pointerEventInit);
-}
-
-PassRefPtrWillBeRawPtr<PointerEvent> PointerEvent::create(const AtomicString& type,
-    const bool isPrimary, const PlatformTouchPoint& touchPoint,
-    PlatformEvent::Modifiers modifiers,
-    const double width, const double height,
-    const double clientX, const double clientY)
-{
-    const unsigned& pointerId = touchPoint.id();
-    const PlatformTouchPoint::State pointState = touchPoint.state();
-
-    bool pointerReleasedOrCancelled = pointState == PlatformTouchPoint::TouchReleased
-        || pointState == PlatformTouchPoint::TouchCancelled;
-
-    bool isEnterOrLeave = false;
-
-    PointerEventInit pointerEventInit;
-    pointerEventInit.setPointerId(pointerId);
-    pointerEventInit.setPointerType(
-        pointerTypeNameForWebPointPointerType(touchPoint.pointerProperties().pointerType));
-    pointerEventInit.setIsPrimary(isPrimary);
-
-    pointerEventInit.setWidth(width);
-    pointerEventInit.setHeight(height);
-    pointerEventInit.setPressure(touchPoint.force());
-    pointerEventInit.setTiltX(touchPoint.pointerProperties().tiltX);
-    pointerEventInit.setTiltY(touchPoint.pointerProperties().tiltY);
-    pointerEventInit.setScreenX(touchPoint.screenPos().x());
-    pointerEventInit.setScreenY(touchPoint.screenPos().y());
-    pointerEventInit.setClientX(clientX);
-    pointerEventInit.setClientY(clientY);
-    pointerEventInit.setButton(0);
-    pointerEventInit.setButtons(pointerReleasedOrCancelled ? 0 : 1);
-
-    UIEventWithKeyState::setFromPlatformModifiers(pointerEventInit, modifiers);
-
-    pointerEventInit.setBubbles(!isEnterOrLeave);
-    pointerEventInit.setCancelable(!isEnterOrLeave && pointState != PlatformTouchPoint::TouchCancelled);
-
-    return PointerEvent::create(type, pointerEventInit);
-}
-
 PointerEvent::PointerEvent()
     : m_pointerId(0)
     , m_width(0)
     , m_height(0)
     , m_pressure(0)
     , m_tiltX(0)
     , m_tiltY(0)
     , m_isPrimary(false)
 {
 }
@@ skipping 72 matching lines @@
     ASSERT(!event().target() || event().target() != event().relatedTarget());
 
     EventTarget* relatedTarget = event().relatedTarget();
     event().eventPath().adjustForRelatedTarget(dispatcher.node(), relatedTarget);
 
     dispatcher.dispatch();
     return !event().defaultHandled() && !event().defaultPrevented();
 }
 
 } // namespace blink