GestureEvent.idl   [plain text]

/*
 * Copyright (C) 2008, Apple Inc. All rights reserved.
 *
 * No license or rights are granted by Apple expressly or by implication,
 * estoppel, or otherwise, to Apple copyrights, patents, trademarks, trade
 * secrets or other rights.
 */

[
    AppleCopyright,
    Conditional=IOS_GESTURE_EVENTS
] interface GestureEvent : UIEvent {
    void initGestureEvent([Default=Undefined] DOMString type,
                          [Default=Undefined] boolean canBubble,
                          [Default=Undefined] boolean cancelable,
                          [Default=Undefined] DOMWindow view,
                          [Default=Undefined] long detail,
                          [Default=Undefined] long screenX,
                          [Default=Undefined] long screenY,
                          [Default=Undefined] long clientX,
                          [Default=Undefined] long clientY,
                          [Default=Undefined] boolean ctrlKey,
                          [Default=Undefined] boolean altKey,
                          [Default=Undefined] boolean shiftKey,
                          [Default=Undefined] boolean metaKey,
                          [Default=Undefined] EventTarget target,
                          [Default=Undefined] float scale,
                          [Default=Undefined] float rotation);

    readonly attribute EventTarget target;

    readonly attribute float scale;      // distance (since event start) between fingers as multiplier of initial value. Initially 1.0, zoom out (pinch) < 1.0, zoom in > 1.0.
    readonly attribute float rotation;   // rotation delta (since event start) in degrees (clockwise is positive). Initially 0.0.

    readonly attribute boolean ctrlKey;
    readonly attribute boolean shiftKey;
    readonly attribute boolean altKey;
    readonly attribute boolean metaKey;
};