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var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; };
import utils from '../utils';
import doAlign from './align';
/**
* `tgtPoint`: { pageX, pageY } or { clientX, clientY }.
* If client position provided, will internal convert to page position.
*/
function alignPoint(el, tgtPoint, align) {
var pageX = void 0;
var pageY = void 0;
var doc = utils.getDocument(el);
var win = doc.defaultView || doc.parentWindow;
var scrollX = utils.getWindowScrollLeft(win);
var scrollY = utils.getWindowScrollTop(win);
var viewportWidth = utils.viewportWidth(win);
var viewportHeight = utils.viewportHeight(win);
if ('pageX' in tgtPoint) {
pageX = tgtPoint.pageX;
} else {
pageX = scrollX + tgtPoint.clientX;
}
if ('pageY' in tgtPoint) {
pageY = tgtPoint.pageY;
} else {
pageY = scrollY + tgtPoint.clientY;
}
var tgtRegion = {
left: pageX,
top: pageY,
width: 0,
height: 0
};
var pointInView = pageX >= 0 && pageX <= scrollX + viewportWidth && pageY >= 0 && pageY <= scrollY + viewportHeight;
// Provide default target point
var points = [align.points[0], 'cc'];
return doAlign(el, tgtRegion, _extends({}, align, { points: points }), pointInView);
}
export default alignPoint;