mirror of
https://github.com/photonstorm/phaser
synced 2025-01-14 14:14:01 +00:00
60 lines
1.5 KiB
JavaScript
60 lines
1.5 KiB
JavaScript
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var Input = {
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/**
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* @property {boolean} touch - Is touch available?
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* @default
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*/
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touch: false,
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/**
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* @property {boolean} mspointer - Is mspointer available?
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* @default
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*/
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mspointer: false,
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/**
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* @property {?string} wheelType - The newest type of Wheel/Scroll event supported: 'wheel', 'mousewheel', 'DOMMouseScroll'
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* @default
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* @protected
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*/
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wheelEvent: null
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};
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function init (OS, Browser)
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{
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if ('ontouchstart' in document.documentElement || (window.navigator.maxTouchPoints && window.navigator.maxTouchPoints >= 1))
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{
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Input.touch = true;
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}
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if (window.navigator.msPointerEnabled || window.navigator.pointerEnabled)
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{
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Input.mspointer = true;
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}
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if (!OS.cocoonJS)
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{
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// See https://developer.mozilla.org/en-US/docs/Web/Events/wheel
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if ('onwheel' in window || (Browser.ie && 'WheelEvent' in window))
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{
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// DOM3 Wheel Event: FF 17+, IE 9+, Chrome 31+, Safari 7+
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Input.wheelEvent = 'wheel';
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}
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else if ('onmousewheel' in window)
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{
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// Non-FF legacy: IE 6-9, Chrome 1-31, Safari 5-7.
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Input.wheelEvent = 'mousewheel';
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}
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else if (Browser.firefox && 'MouseScrollEvent' in window)
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{
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// FF prior to 17. This should probably be scrubbed.
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Input.wheelEvent = 'DOMMouseScroll';
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}
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}
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return Input;
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}
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module.exports = init;
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