ionic-angular/util/dom.js

export function getCss(docEle) {
    var css = {};
    // transform
    var i;
    var keys = ['webkitTransform', '-webkit-transform', 'webkit-transform', 'transform'];
    for (i = 0; i < keys.length; i++) {
        if (docEle.style[keys[i]] !== undefined) {
            css.transform = keys[i];
            break;
        }
    }
    // transition
    keys = ['webkitTransition', 'transition'];
    for (i = 0; i < keys.length; i++) {
        if (docEle.style[keys[i]] !== undefined) {
            css.transition = keys[i];
            break;
        }
    }
    // The only prefix we care about is webkit for transitions.
    var isWebkit = css.transition.indexOf('webkit') > -1;
    // transition duration
    css.transitionDuration = (isWebkit ? '-webkit-' : '') + 'transition-duration';
    // transition timing function
    css.transitionTimingFn = (isWebkit ? '-webkit-' : '') + 'transition-timing-function';
    // transition delay
    css.transitionDelay = (isWebkit ? '-webkit-' : '') + 'transition-delay';
    // To be sure transitionend works everywhere, include *both* the webkit and non-webkit events
    css.transitionEnd = (isWebkit ? 'webkitTransitionEnd ' : '') + 'transitionend';
    // transform origin
    css.transformOrigin = (isWebkit ? '-webkit-' : '') + 'transform-origin';
    // animation delay
    css.animationDelay = (isWebkit ? 'webkitAnimationDelay' : 'animationDelay');
    return css;
}
export function pointerCoord(ev) {
    // get coordinates for either a mouse click
    // or a touch depending on the given event
    if (ev) {
        var changedTouches = ev.changedTouches;
        if (changedTouches && changedTouches.length > 0) {
            var touch = changedTouches[0];
            return { x: touch.clientX, y: touch.clientY };
        }
        var pageX = ev.pageX;
        if (pageX !== undefined) {
            return { x: pageX, y: ev.pageY };
        }
    }
    return { x: 0, y: 0 };
}
export function hasPointerMoved(threshold, startCoord, endCoord) {
    if (startCoord && endCoord) {
        var deltaX = (startCoord.x - endCoord.x);
        var deltaY = (startCoord.y - endCoord.y);
        var distance = deltaX * deltaX + deltaY * deltaY;
        return distance > (threshold * threshold);
    }
    return false;
}
export function isTextInput(ele) {
    return !!ele &&
        (ele.tagName === 'TEXTAREA' ||
            ele.contentEditable === 'true' ||
            (ele.tagName === 'INPUT' && !(NON_TEXT_INPUT_REGEX.test(ele.type))));
}
export var NON_TEXT_INPUT_REGEX = /^(radio|checkbox|range|file|submit|reset|color|image|button)$/i;
var SKIP_INPUT_ATTR = ['value', 'checked', 'disabled', 'readonly', 'placeholder', 'type', 'class', 'style', 'id', 'autofocus', 'autocomplete', 'autocorrect'];
export function copyInputAttributes(srcElement, destElement) {
    // copy attributes from one element to another
    // however, skip over a few of them as they're already
    // handled in the angular world
    var attrs = srcElement.attributes;
    for (var i = 0; i < attrs.length; i++) {
        var attr = attrs[i];
        if (SKIP_INPUT_ATTR.indexOf(attr.name) === -1) {
            destElement.setAttribute(attr.name, attr.value);
        }
    }
}
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