[PrimaryGlobal]
interface Window {
};
[TreatNonObjectAsNull]
callback EventHandlerNonNull = any (Event event);
typedef EventHandlerNonNull? EventHandler;
[NoInterfaceObject]
interface GlobalEventHandlers {
};
Window implements GlobalEventHandlers;
interface Navigator {
};
interface Element {
};
interface HTMLElement : Element {
};
HTMLElement implements GlobalEventHandlers;
interface Document {
};
Document implements GlobalEventHandlers;
interface MouseEvent {
};
dictionary PointerEventInit : MouseEventInit {
    long      pointerId = 0;
    double    width = 1;
    double    height = 1;
    float     pressure = 0;
    float     tangentialPressure = 0;
    long      tiltX = 0;
    long      tiltY = 0;
    long      twist = 0;
    DOMString pointerType = "";
    boolean   isPrimary = false;
};
[Constructor(DOMString type, optional PointerEventInit eventInitDict)]
interface PointerEvent : MouseEvent {
    readonly attribute long      pointerId;
    readonly attribute double    width;
    readonly attribute double    height;
    readonly attribute float     pressure;
    readonly attribute float     tangentialPressure;
    readonly attribute long      tiltX;
    readonly attribute long      tiltY;
    readonly attribute long      twist;
    readonly attribute DOMString pointerType;
    readonly attribute boolean   isPrimary;
};
partial interface Element {
    void    setPointerCapture(long pointerId);
    void    releasePointerCapture(long pointerId);
    boolean hasPointerCapture(long pointerId);
};
partial interface GlobalEventHandlers {
    attribute EventHandler ongotpointercapture;
    attribute EventHandler onlostpointercapture;
    attribute EventHandler onpointerdown;
    attribute EventHandler onpointermove;
    attribute EventHandler onpointerup;
    attribute EventHandler onpointercancel;
    attribute EventHandler onpointerover;
    attribute EventHandler onpointerout;
    attribute EventHandler onpointerenter;
    attribute EventHandler onpointerleave;
};
partial interface Navigator {
    readonly attribute long maxTouchPoints;
};