Add blink::WebPointerEvent

sky/engine/public/platform/WebInputEvent.h

 /*
  * 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
@@ skipping 68 matching lines @@
     // So, for what it's worth, our Linux and Mac front-ends emulate our
     // Windows front-end. To emulate our Windows front-end, we can share
     // our back-end code among Windows, Linux, and Mac.
     // TODO(hbono): Issue 18064: remove the KeyDown type since it isn't
     // used in Chrome any longer.
 
     enum Type {
         Undefined = -1,
         TypeFirst = Undefined,
 
+        // WebPointerEvent
+        PointerDown,
+        PointerUp,
+        PointerMove,
+        PointerCancel,
+
         // WebMouseEvent
         MouseDown,
         MouseTypeFirst = MouseDown,
         MouseUp,
         MouseMove,
         MouseEnter,
         MouseLeave,
         MouseTypeLast = MouseLeave,
 
         // WebMouseWheelEvent
@@ skipping 110 matching lines @@
     explicit WebInputEvent(unsigned sizeParam)
     {
         memset(this, 0, sizeParam);
         timeStampSeconds = 0.0;
         size = sizeParam;
         type = Undefined;
         modifiers = 0;
     }
 };
 
+// WebPointerEvent ------------------------------------------------------------
+
+class WebPointerEvent : public WebInputEvent {
+public:
+    enum Kind {
+        Touch,
+        Mouse,
+        Stylus,
+    };
+
+    int pointer = 0;
+    Kind kind = Touch;
+    double x = 0;
+    double y = 0;
+    double dx = 0;
+    double dy = 0;
+    int buttons = 0;
+    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;
+
+    WebPointerEvent() : WebInputEvent(sizeof(WebPointerEvent)) {}
+};
+
 // WebKeyboardEvent -----------------------------------------------------------
 
 class WebKeyboardEvent : public WebInputEvent {
 public:
     // Caps on string lengths so we can make them static arrays and keep
     // them PODs.
     static const size_t textLengthCap = 4;
 
     // http://www.w3.org/TR/DOM-Level-3-Events/keyset.html lists the
     // identifiers.  The longest is 18 characters, so we round up to the
@@ skipping 281 matching lines @@
         , cancelable(true)
     {
     }
 };
 
 #pragma pack(pop)
 
 } // namespace blink
 
 #endif  // SKY_ENGINE_PUBLIC_PLATFORM_WEBINPUTEVENT_H_