Add PointerEvent interface to Sky

sky/engine/core/events/PointerEvent.h

+// 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.
+
+#ifndef SKY_ENGINE_CORE_EVENTS_POINTEREVENT_H_
+#define SKY_ENGINE_CORE_EVENTS_POINTEREVENT_H_
+
+#include "sky/engine/core/events/Event.h"
+#include "sky/engine/core/events/EventDispatchMediator.h"
+#include "sky/engine/core/frame/LocalDOMWindow.h"
+
+namespace blink {
+
+struct PointerEventInit : public EventInit {
+    int pointer = 0;
+    String kind;
+    double x = 0;
+    double y = 0;
+    double dx = 0;
+    double dy = 0;
+    int buttons = 0;
+    bool down = false;
+    bool primary = false;
+    bool obscured = false;
+    double pressure = 0;
+    double pressureMin = 0;
+    double pressureMax = 0;
+    double distance = 0;
+    double distanceMin = 0;
+    double distanceMax = 0;
+    double radiusMajor = 0;
+    double radiusMinor = 0;
+    double radiusMin = 0;
+    double radiusMax = 0;
+    double orientation = 0;
+    double tilt = 0;
+};
+
+class PointerEvent : public Event {
+    DEFINE_WRAPPERTYPEINFO();
+public:
+    static PassRefPtr<PointerEvent> create()
+    {
+        return adoptRef(new PointerEvent);
+    }
+    static PassRefPtr<PointerEvent> create(const AtomicString& type, const PointerEventInit& initializer)
+    {
+        return adoptRef(new PointerEvent(type, initializer));
+    }
+    ~PointerEvent() override;
+
+    int pointer() const { return m_pointer; }
+    const String& kind() const { return m_kind; }
+    double x() const { return m_x; }
+    double y() const { return m_y; }
+    double dx() const { return m_dx; }
+    double dy() const { return m_dy; }
+    int buttons() const { return m_buttons; }
+    bool down() const { return m_down; }
+    bool primary() const { return m_primary; }
+    bool obscured() const { return m_obscured; }
+    double pressure() const { return m_pressure; }
+    double pressureMin() const { return m_pressureMin; }
+    double pressureMax() const { return m_pressureMax; }
+    double distance() const { return m_distance; }
+    double distanceMin() const { return m_distanceMin; }
+    double distanceMax() const { return m_distanceMax; }
+    double radiusMajor() const { return m_radiusMajor; }
+    double radiusMinor() const { return m_radiusMinor; }
+    double radiusMin() const { return m_radiusMin; }
+    double radiusMax() const { return m_radiusMax; }
+    double orientation() const { return m_orientation; }
+    double tilt() const { return m_tilt; }
+
+protected:
+    PointerEvent();
+    PointerEvent(const AtomicString&, const PointerEventInit&);
+
+private:
+    int m_pointer;
+    String m_kind;
+    double m_x;
+    double m_y;
+    double m_dx;
+    double m_dy;
+    int m_buttons;
+    bool m_down;
+    bool m_primary;
+    bool m_obscured;
+    double m_pressure;
+    double m_pressureMin;
+    double m_pressureMax;
+    double m_distance;
+    double m_distanceMin;
+    double m_distanceMax;
+    double m_radiusMajor;
+    double m_radiusMinor;
+    double m_radiusMin;
+    double m_radiusMax;
+    double m_orientation;
+    double m_tilt;
+};
+
+} // namespace blink
+
+#endif  // SKY_ENGINE_CORE_EVENTS_POINTEREVENT_H_