thalassa-aqueduct
Version:
Dynamic haproxy load balancer and configuration. Part of Thalassa
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JavaScript
angular.module('ui.bootstrap.position', [])
/**
* A set of utility methods that can be use to retrieve position of DOM elements.
* It is meant to be used where we need to absolute-position DOM elements in
* relation to other, existing elements (this is the case for tooltips, popovers,
* typeahead suggestions etc.).
*/
.factory('$position', ['$document', '$window', function ($document, $window) {
var mouseX, mouseY;
$document.bind('mousemove', function mouseMoved(event) {
mouseX = event.pageX;
mouseY = event.pageY;
});
function getStyle(el, cssprop) {
if (el.currentStyle) { //IE
return el.currentStyle[cssprop];
} else if ($window.getComputedStyle) {
return $window.getComputedStyle(el)[cssprop];
}
// finally try and get inline style
return el.style[cssprop];
}
/**
* Checks if a given element is statically positioned
* @param element - raw DOM element
*/
function isStaticPositioned(element) {
return (getStyle(element, "position") || 'static' ) === 'static';
}
/**
* returns the closest, non-statically positioned parentOffset of a given element
* @param element
*/
var parentOffsetEl = function (element) {
var docDomEl = $document[0];
var offsetParent = element.offsetParent || docDomEl;
while (offsetParent && offsetParent !== docDomEl && isStaticPositioned(offsetParent) ) {
offsetParent = offsetParent.offsetParent;
}
return offsetParent || docDomEl;
};
return {
/**
* Provides read-only equivalent of jQuery's position function:
* http://api.jquery.com/position/
*/
position: function (element) {
var elBCR = this.offset(element);
var offsetParentBCR = { top: 0, left: 0 };
var offsetParentEl = parentOffsetEl(element[0]);
if (offsetParentEl != $document[0]) {
offsetParentBCR = this.offset(angular.element(offsetParentEl));
offsetParentBCR.top += offsetParentEl.clientTop;
offsetParentBCR.left += offsetParentEl.clientLeft;
}
return {
width: element.prop('offsetWidth'),
height: element.prop('offsetHeight'),
top: elBCR.top - offsetParentBCR.top,
left: elBCR.left - offsetParentBCR.left
};
},
/**
* Provides read-only equivalent of jQuery's offset function:
* http://api.jquery.com/offset/
*/
offset: function (element) {
var boundingClientRect = element[0].getBoundingClientRect();
return {
width: element.prop('offsetWidth'),
height: element.prop('offsetHeight'),
top: boundingClientRect.top + ($window.pageYOffset || $document[0].body.scrollTop),
left: boundingClientRect.left + ($window.pageXOffset || $document[0].body.scrollLeft)
};
},
/**
* Provides the coordinates of the mouse
*/
mouse: function () {
return {x: mouseX, y: mouseY};
}
};
}]);