ngx-bootstrap-ci
Version:
Native Angular Bootstrap Components
1,275 lines (1,232 loc) • 164 kB
JavaScript
(function (global, factory) {
typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports, require('@angular/core'), require('@angular/common'), require('rxjs')) :
typeof define === 'function' && define.amd ? define('ngx-bootstrap/positioning', ['exports', '@angular/core', '@angular/common', 'rxjs'], factory) :
(factory((global['ngx-bootstrap'] = global['ngx-bootstrap'] || {}, global['ngx-bootstrap'].positioning = {}),global.ng.core,global.ng.common,global.rxjs));
}(this, (function (exports,core,common,rxjs) { 'use strict';
/*! *****************************************************************************
Copyright (c) Microsoft Corporation. All rights reserved.
Licensed under the Apache License, Version 2.0 (the "License"); you may not use
this file except in compliance with the License. You may obtain a copy of the
License at http://www.apache.org/licenses/LICENSE-2.0
THIS CODE IS PROVIDED ON AN *AS IS* BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY IMPLIED
WARRANTIES OR CONDITIONS OF TITLE, FITNESS FOR A PARTICULAR PURPOSE,
MERCHANTABLITY OR NON-INFRINGEMENT.
See the Apache Version 2.0 License for specific language governing permissions
and limitations under the License.
***************************************************************************** */
var __assign = function () {
__assign = Object.assign || function __assign(t) {
for (var s, i = 1, n = arguments.length; i < n; i++) {
s = arguments[i];
for (var p in s)
if (Object.prototype.hasOwnProperty.call(s, p))
t[p] = s[p];
}
return t;
};
return __assign.apply(this, arguments);
};
/**
* @fileoverview added by tsickle
* @suppress {checkTypes} checked by tsc
*/
/**
* Get CSS computed property of the given element
* @param {?} element
* @param {?=} property
* @return {?}
*/
function getStyleComputedProperty(element, property) {
if (element.nodeType !== 1) {
return [];
}
// NOTE: 1 DOM access here
var /** @type {?} */ window = element.ownerDocument.defaultView;
var /** @type {?} */ css = window.getComputedStyle(element, null);
return property ? css[property] : css;
}
/**
* @fileoverview added by tsickle
* @suppress {checkTypes} checked by tsc
*/
/**
* Returns the parentNode or the host of the element
* @param {?} element
* @return {?}
*/
function getParentNode(element) {
if (element.nodeName === 'HTML') {
return element;
}
return element.parentNode || element.host;
}
/**
* @fileoverview added by tsickle
* @suppress {checkTypes} checked by tsc
*/
/**
* @param {?} element
* @return {?}
*/
function getScrollParent(element) {
// Return body, `getScroll` will take care to get the correct `scrollTop` from it
if (!element) {
return document.body;
}
switch (element.nodeName) {
case 'HTML':
case 'BODY':
return element.ownerDocument.body;
case '#document':
return element.body;
default:
}
// Firefox want us to check `-x` and `-y` variations as well
var _a = getStyleComputedProperty(element), overflow = _a.overflow, overflowX = _a.overflowX, overflowY = _a.overflowY;
if (/(auto|scroll|overlay)/.test(String(overflow) + String(overflowY) + String(overflowX))) {
return element;
}
return getScrollParent(getParentNode(element));
}
/**
* @fileoverview added by tsickle
* @suppress {checkTypes} checked by tsc
*/
var /** @type {?} */ isBrowser = typeof window !== 'undefined' && typeof document !== 'undefined';
/**
* @fileoverview added by tsickle
* @suppress {checkTypes} checked by tsc
*/
var /** @type {?} */ isIE11 = isBrowser && !!(((window)).MSInputMethodContext && ((document)).documentMode);
var /** @type {?} */ isIE10 = isBrowser && /MSIE 10/.test(navigator.userAgent);
/**
* @param {?=} version
* @return {?}
*/
function isIE(version) {
if (version === 11) {
return isIE11;
}
if (version === 10) {
return isIE10;
}
return isIE11 || isIE10;
}
/**
* @fileoverview added by tsickle
* @suppress {checkTypes} checked by tsc
*/
/**
* @param {?} element
* @return {?}
*/
function getOffsetParent(element) {
if (!element) {
return document.documentElement;
}
var /** @type {?} */ noOffsetParent = isIE(10) ? document.body : null;
// NOTE: 1 DOM access here
var /** @type {?} */ offsetParent = element.offsetParent || null;
// Skip hidden elements which don't have an offsetParent
var /** @type {?} */ sibling;
while (offsetParent === noOffsetParent && element.nextElementSibling) {
sibling = element.nextElementSibling;
offsetParent = sibling.offsetParent;
}
var /** @type {?} */ nodeName = offsetParent && offsetParent.nodeName;
if (!nodeName || nodeName === 'BODY' || nodeName === 'HTML') {
return sibling ? sibling.ownerDocument.documentElement : document.documentElement;
}
// .offsetParent will return the closest TH, TD or TABLE in case
// no offsetParent is present, I hate this job...
if (['TH', 'TD', 'TABLE'].indexOf(offsetParent.nodeName) !== -1 &&
getStyleComputedProperty(offsetParent, 'position') === 'static') {
return getOffsetParent(offsetParent);
}
return offsetParent;
}
/**
* @fileoverview added by tsickle
* @suppress {checkTypes} checked by tsc
*/
/**
* @param {?} element
* @return {?}
*/
function isOffsetContainer(element) {
var nodeName = element.nodeName;
if (nodeName === 'BODY') {
return false;
}
return (nodeName === 'HTML' || getOffsetParent(element.firstElementChild) === element);
}
/**
* @fileoverview added by tsickle
* @suppress {checkTypes} checked by tsc
*/
/**
* Finds the root node (document, shadowDOM root) of the given element
* @param {?} node
* @return {?}
*/
function getRoot(node) {
if (node.parentNode !== null) {
return getRoot(node.parentNode);
}
return node;
}
/**
* @fileoverview added by tsickle
* @suppress {checkTypes} checked by tsc
*/
/**
* @param {?} element1
* @param {?} element2
* @return {?}
*/
function findCommonOffsetParent(element1, element2) {
// This check is needed to avoid errors in case one of the elements isn't defined for any reason
if (!element1 || !element1.nodeType || !element2 || !element2.nodeType) {
return document.documentElement;
}
// Here we make sure to give as "start" the element that comes first in the DOM
/* tslint:disable-next-line: no-bitwise */
var /** @type {?} */ order = element1.compareDocumentPosition(element2) & Node.DOCUMENT_POSITION_FOLLOWING;
var /** @type {?} */ start = order ? element1 : element2;
var /** @type {?} */ end = order ? element2 : element1;
// Get common ancestor container
var /** @type {?} */ range = document.createRange();
range.setStart(start, 0);
range.setEnd(end, 0);
var commonAncestorContainer = range.commonAncestorContainer;
// Both nodes are inside #document
if ((element1 !== commonAncestorContainer &&
element2 !== commonAncestorContainer) ||
start.contains(end)) {
if (isOffsetContainer(commonAncestorContainer)) {
return commonAncestorContainer;
}
return getOffsetParent(commonAncestorContainer);
}
// one of the nodes is inside shadowDOM, find which one
var /** @type {?} */ element1root = getRoot(element1);
if (element1root.host) {
return findCommonOffsetParent(element1root.host, element2);
}
else {
return findCommonOffsetParent(element1, getRoot(element2).host);
}
}
/**
* @fileoverview added by tsickle
* @suppress {checkTypes} checked by tsc
*/
/**
* Helper to detect borders of a given element
*/
/**
* @param {?} styles
* @param {?} axis
* @return {?}
*/
function getBordersSize(styles, axis) {
var /** @type {?} */ sideA = axis === 'x' ? 'Left' : 'Top';
var /** @type {?} */ sideB = sideA === 'Left' ? 'Right' : 'Bottom';
return (parseFloat(styles["border" + sideA + "Width"]) +
parseFloat(styles["border" + sideB + "Width"]));
}
/**
* @fileoverview added by tsickle
* @suppress {checkTypes} checked by tsc
*/
/**
* @param {?} axis
* @param {?} body
* @param {?} html
* @param {?} computedStyle
* @return {?}
*/
function getSize(axis, body, html, computedStyle) {
return Math.max(body["offset" + axis], body["scroll" + axis], html["client" + axis], html["offset" + axis], html["scroll" + axis], isIE(10)
? (parseInt(html["offset" + axis], 10) +
parseInt(computedStyle["margin" + (axis === 'Height' ? 'Top' : 'Left')], 10) +
parseInt(computedStyle["margin" + (axis === 'Height' ? 'Bottom' : 'Right')], 10))
: 0);
}
/**
* @param {?} document
* @return {?}
*/
function getWindowSizes(document) {
var /** @type {?} */ body = document.body;
var /** @type {?} */ html = document.documentElement;
var /** @type {?} */ computedStyle = isIE(10) && getComputedStyle(html);
return {
height: getSize('Height', body, html, computedStyle),
width: getSize('Width', body, html, computedStyle)
};
}
/**
* @fileoverview added by tsickle
* @suppress {checkTypes} checked by tsc
*/
/**
* Gets the scroll value of the given element in the given side (top and left)
* @param {?} element
* @param {?=} side
* @return {?}
*/
function getScroll(element, side) {
if (side === void 0) {
side = 'top';
}
var /** @type {?} */ upperSide = side === 'top' ? 'scrollTop' : 'scrollLeft';
var /** @type {?} */ nodeName = element.nodeName;
if (nodeName === 'BODY' || nodeName === 'HTML') {
var /** @type {?} */ html = element.ownerDocument.documentElement;
var /** @type {?} */ scrollingElement = element.ownerDocument.scrollingElement || html;
return scrollingElement[upperSide];
}
return element[upperSide];
}
/**
* @fileoverview added by tsickle
* @suppress {checkTypes} checked by tsc
*/
/**
* @param {?} offsets
* @return {?}
*/
function getClientRect(offsets) {
return __assign({}, offsets, { right: offsets.left + offsets.width, bottom: offsets.top + offsets.height });
}
/**
* @fileoverview added by tsickle
* @suppress {checkTypes} checked by tsc
*/
/**
* @param {?} element
* @return {?}
*/
function getBoundingClientRect(element) {
var /** @type {?} */ rect = {};
// IE10 10 FIX: Please, don't ask, the element isn't
// considered in DOM in some circumstances...
// This isn't reproducible in IE10 compatibility mode of IE11
try {
if (isIE(10)) {
rect = element.getBoundingClientRect();
var /** @type {?} */ scrollTop = getScroll(element, 'top');
var /** @type {?} */ scrollLeft = getScroll(element, 'left');
rect.top += scrollTop;
rect.left += scrollLeft;
rect.bottom += scrollTop;
rect.right += scrollLeft;
}
else {
rect = element.getBoundingClientRect();
}
}
catch (e) {
return undefined;
}
var /** @type {?} */ result = {
left: rect.left,
top: rect.top,
width: rect.right - rect.left,
height: rect.bottom - rect.top
};
// subtract scrollbar size from sizes
var /** @type {?} */ sizes = element.nodeName === 'HTML' ? getWindowSizes(element.ownerDocument) : {};
var /** @type {?} */ width = sizes.width || element.clientWidth || result.right - result.left;
var /** @type {?} */ height = sizes.height || element.clientHeight || result.bottom - result.top;
var /** @type {?} */ horizScrollbar = element.offsetWidth - width;
var /** @type {?} */ vertScrollbar = element.offsetHeight - height;
// if an hypothetical scrollbar is detected, we must be sure it's not a `border`
// we make this check conditional for performance reasons
if (horizScrollbar || vertScrollbar) {
var /** @type {?} */ styles = getStyleComputedProperty(element);
horizScrollbar -= getBordersSize(styles, 'x');
vertScrollbar -= getBordersSize(styles, 'y');
result.width -= horizScrollbar;
result.height -= vertScrollbar;
}
return getClientRect(result);
}
/**
* @fileoverview added by tsickle
* @suppress {checkTypes} checked by tsc
*/
/**
* @param {?} rect
* @param {?} element
* @param {?=} subtract
* @return {?}
*/
function includeScroll(rect, element, subtract) {
if (subtract === void 0) {
subtract = false;
}
var /** @type {?} */ scrollTop = getScroll(element, 'top');
var /** @type {?} */ scrollLeft = getScroll(element, 'left');
var /** @type {?} */ modifier = subtract ? -1 : 1;
rect.top += scrollTop * modifier;
rect.bottom += scrollTop * modifier;
rect.left += scrollLeft * modifier;
rect.right += scrollLeft * modifier;
return rect;
}
/**
* @fileoverview added by tsickle
* @suppress {checkTypes} checked by tsc
*/
/**
* @param {?} children
* @param {?} parent
* @param {?=} fixedPosition
* @return {?}
*/
function getOffsetRectRelativeToArbitraryNode(children, parent, fixedPosition) {
if (fixedPosition === void 0) {
fixedPosition = false;
}
var /** @type {?} */ isIE10 = isIE(10);
var /** @type {?} */ isHTML = parent.nodeName === 'HTML';
var /** @type {?} */ childrenRect = getBoundingClientRect(children);
var /** @type {?} */ parentRect = getBoundingClientRect(parent);
var /** @type {?} */ scrollParent = getScrollParent(children);
var /** @type {?} */ styles = getStyleComputedProperty(parent);
var /** @type {?} */ borderTopWidth = parseFloat(styles.borderTopWidth);
var /** @type {?} */ borderLeftWidth = parseFloat(styles.borderLeftWidth);
// In cases where the parent is fixed, we must ignore negative scroll in offset calc
if (fixedPosition && isHTML) {
parentRect.top = Math.max(parentRect.top, 0);
parentRect.left = Math.max(parentRect.left, 0);
}
var /** @type {?} */ offsets = getClientRect({
top: childrenRect.top - parentRect.top - borderTopWidth,
left: childrenRect.left - parentRect.left - borderLeftWidth,
width: childrenRect.width,
height: childrenRect.height
});
offsets.marginTop = 0;
offsets.marginLeft = 0;
// Subtract margins of documentElement in case it's being used as parent
// we do this only on HTML because it's the only element that behaves
// differently when margins are applied to it. The margins are included in
// the box of the documentElement, in the other cases not.
if (!isIE10 && isHTML) {
var /** @type {?} */ marginTop = parseFloat(styles.marginTop);
var /** @type {?} */ marginLeft = parseFloat(styles.marginLeft);
offsets.top -= borderTopWidth - marginTop;
offsets.bottom -= borderTopWidth - marginTop;
offsets.left -= borderLeftWidth - marginLeft;
offsets.right -= borderLeftWidth - marginLeft;
// Attach marginTop and marginLeft because in some circumstances we may need them
offsets.marginTop = marginTop;
offsets.marginLeft = marginLeft;
}
if (isIE10 && !fixedPosition
? parent.contains(scrollParent)
: parent === scrollParent && scrollParent.nodeName !== 'BODY') {
offsets = includeScroll(offsets, parent);
}
return offsets;
}
/**
* @fileoverview added by tsickle
* @suppress {checkTypes} checked by tsc
*/
/**
* @param {?} element
* @param {?=} excludeScroll
* @return {?}
*/
function getViewportOffsetRectRelativeToArtbitraryNode(element, excludeScroll) {
if (excludeScroll === void 0) {
excludeScroll = false;
}
var /** @type {?} */ html = element.ownerDocument.documentElement;
var /** @type {?} */ relativeOffset = getOffsetRectRelativeToArbitraryNode(element, html);
var /** @type {?} */ width = Math.max(html.clientWidth, window.innerWidth || 0);
var /** @type {?} */ height = Math.max(html.clientHeight, window.innerHeight || 0);
var /** @type {?} */ scrollTop = !excludeScroll ? getScroll(html) : 0;
var /** @type {?} */ scrollLeft = !excludeScroll ? getScroll(html, 'left') : 0;
var /** @type {?} */ offset = {
top: scrollTop - Number(relativeOffset.top) + Number(relativeOffset.marginTop),
left: scrollLeft - Number(relativeOffset.left) + Number(relativeOffset.marginLeft),
width: width,
height: height
};
return getClientRect(offset);
}
/**
* @fileoverview added by tsickle
* @suppress {checkTypes} checked by tsc
*/
/**
* @param {?} element
* @return {?}
*/
function isFixed(element) {
var /** @type {?} */ nodeName = element.nodeName;
if (nodeName === 'BODY' || nodeName === 'HTML') {
return false;
}
if (getStyleComputedProperty(element, 'position') === 'fixed') {
return true;
}
return isFixed(getParentNode(element));
}
/**
* @fileoverview added by tsickle
* @suppress {checkTypes} checked by tsc
*/
/**
* @param {?} element
* @return {?}
*/
function getFixedPositionOffsetParent(element) {
// This check is needed to avoid errors in case one of the elements isn't defined for any reason
if (!element || !element.parentElement || isIE()) {
return document.documentElement;
}
var /** @type {?} */ el = element.parentElement;
while (el && getStyleComputedProperty(el, 'transform') === 'none') {
el = el.parentElement;
}
return el || document.documentElement;
}
/**
* @fileoverview added by tsickle
* @suppress {checkTypes} checked by tsc
*/
/**
* @param {?} target
* @param {?} host
* @param {?=} padding
* @param {?=} boundariesElement
* @param {?=} fixedPosition
* @return {?}
*/
function getBoundaries(target, host, padding, boundariesElement, fixedPosition) {
if (padding === void 0) {
padding = 0;
}
if (fixedPosition === void 0) {
fixedPosition = false;
}
// NOTE: 1 DOM access here
var /** @type {?} */ boundaries = { top: 0, left: 0 };
var /** @type {?} */ offsetParent = fixedPosition ? getFixedPositionOffsetParent(target) : findCommonOffsetParent(target, host);
// Handle viewport case
if (boundariesElement === 'viewport') {
boundaries = getViewportOffsetRectRelativeToArtbitraryNode(offsetParent, fixedPosition);
}
else {
// Handle other cases based on DOM element used as boundaries
var /** @type {?} */ boundariesNode = void 0;
if (boundariesElement === 'scrollParent') {
boundariesNode = getScrollParent(getParentNode(host));
if (boundariesNode.nodeName === 'BODY') {
boundariesNode = target.ownerDocument.documentElement;
}
}
else if (boundariesElement === 'window') {
boundariesNode = target.ownerDocument.documentElement;
}
else {
boundariesNode = boundariesElement;
}
var /** @type {?} */ offsets = getOffsetRectRelativeToArbitraryNode(boundariesNode, offsetParent, fixedPosition);
// In case of HTML, we need a different computation
if (boundariesNode.nodeName === 'HTML' && !isFixed(offsetParent)) {
var _a = getWindowSizes(target.ownerDocument), height = _a.height, width = _a.width;
boundaries.top += offsets.top - offsets.marginTop;
boundaries.bottom = Number(height) + Number(offsets.top);
boundaries.left += offsets.left - offsets.marginLeft;
boundaries.right = Number(width) + Number(offsets.left);
}
else {
// for all the other DOM elements, this one is good
boundaries = offsets;
}
}
// Add paddings
boundaries.left += padding;
boundaries.top += padding;
boundaries.right -= padding;
boundaries.bottom -= padding;
return boundaries;
}
/**
* @fileoverview added by tsickle
* @suppress {checkTypes} checked by tsc
*/
/**
* @param {?} __0
* @return {?}
*/
function getArea(_a) {
var width = _a.width, height = _a.height;
return width * height;
}
/**
* @param {?} placement
* @param {?} refRect
* @param {?} target
* @param {?} host
* @param {?=} allowedPositions
* @param {?=} boundariesElement
* @param {?=} padding
* @return {?}
*/
function computeAutoPlacement(placement, refRect, target, host, allowedPositions, boundariesElement, padding) {
if (allowedPositions === void 0) {
allowedPositions = ['top', 'left', 'bottom', 'right'];
}
if (boundariesElement === void 0) {
boundariesElement = 'viewport';
}
if (padding === void 0) {
padding = 0;
}
if (placement.indexOf('auto') === -1) {
return placement;
}
var /** @type {?} */ boundaries = getBoundaries(target, host, padding, boundariesElement);
var /** @type {?} */ rects = {
top: {
width: boundaries.width,
height: refRect.top - boundaries.top
},
right: {
width: boundaries.right - refRect.right,
height: boundaries.height
},
bottom: {
width: boundaries.width,
height: boundaries.bottom - refRect.bottom
},
left: {
width: refRect.left - boundaries.left,
height: boundaries.height
}
};
var /** @type {?} */ sortedAreas = Object.keys(rects)
.map(function (key) {
return (__assign({ key: key }, rects[key], { area: getArea(rects[key]) }));
})
.sort(function (a, b) { return b.area - a.area; });
var /** @type {?} */ filteredAreas = sortedAreas.filter(function (_a) {
var width = _a.width, height = _a.height;
return width >= target.clientWidth && height >= target.clientHeight;
});
filteredAreas = allowedPositions
.reduce(function (obj, key) {
return __assign({}, obj, (_a = {}, _a[key] = filteredAreas[key], _a));
var _a;
}, {});
var /** @type {?} */ computedPlacement = filteredAreas.length > 0
? filteredAreas[0].key
: sortedAreas[0].key;
var /** @type {?} */ variation = placement.split(' ')[1];
target.className = target.className.replace(/auto/g, computedPlacement);
return computedPlacement + (variation ? "-" + variation : '');
}
/**
* @fileoverview added by tsickle
* @suppress {checkTypes} checked by tsc
*/
/**
* @param {?} data
* @return {?}
*/
function getOffsets(data) {
return {
width: data.offsets.target.width,
height: data.offsets.target.height,
left: Math.floor(data.offsets.target.left),
top: Math.round(data.offsets.target.top),
bottom: Math.round(data.offsets.target.bottom),
right: Math.floor(data.offsets.target.right)
};
}
/**
* @fileoverview added by tsickle
* @suppress {checkTypes} checked by tsc
*/
/**
* Get the opposite placement of the given one
* @param {?} placement
* @return {?}
*/
function getOppositePlacement(placement) {
var /** @type {?} */ hash = { left: 'right', right: 'left', bottom: 'top', top: 'bottom' };
return placement.replace(/left|right|bottom|top/g, function (matched) { return hash[matched]; });
}
/**
* @fileoverview added by tsickle
* @suppress {checkTypes} checked by tsc
*/
/**
* Get the opposite placement variation of the given one
* @param {?} variation
* @return {?}
*/
function getOppositeVariation(variation) {
if (variation === 'right') {
return 'left';
}
else if (variation === 'left') {
return 'right';
}
return variation;
}
/**
* @fileoverview added by tsickle
* @suppress {checkTypes} checked by tsc
*/
/**
* Get the outer sizes of the given element (offset size + margins)
* @param {?} element
* @return {?}
*/
function getOuterSizes(element) {
var /** @type {?} */ window = element.ownerDocument.defaultView;
var /** @type {?} */ styles = window.getComputedStyle(element);
var /** @type {?} */ x = parseFloat(styles.marginTop || 0) + parseFloat(styles.marginBottom || 0);
var /** @type {?} */ y = parseFloat(styles.marginLeft || 0) + parseFloat(styles.marginRight || 0);
return {
width: Number(element.offsetWidth) + y,
height: Number(element.offsetHeight) + x
};
}
/**
* @fileoverview added by tsickle
* @suppress {checkTypes} checked by tsc
*/
/**
* @param {?} target
* @param {?} host
* @param {?=} fixedPosition
* @return {?}
*/
function getReferenceOffsets(target, host, fixedPosition) {
if (fixedPosition === void 0) {
fixedPosition = null;
}
var /** @type {?} */ commonOffsetParent = fixedPosition
? getFixedPositionOffsetParent(target)
: findCommonOffsetParent(target, host);
return getOffsetRectRelativeToArbitraryNode(host, commonOffsetParent, fixedPosition);
}
/**
* @fileoverview added by tsickle
* @suppress {checkTypes} checked by tsc
*/
/**
* @param {?} target
* @param {?} hostOffsets
* @param {?} position
* @return {?}
*/
function getTargetOffsets(target, hostOffsets, position) {
var /** @type {?} */ placement = position.split(' ')[0];
// Get target node sizes
var /** @type {?} */ targetRect = getOuterSizes(target);
// Add position, width and height to our offsets object
var /** @type {?} */ targetOffsets = {
width: targetRect.width,
height: targetRect.height
};
// depending by the target placement we have to compute its offsets slightly differently
var /** @type {?} */ isHoriz = ['right', 'left'].indexOf(placement) !== -1;
var /** @type {?} */ mainSide = isHoriz ? 'top' : 'left';
var /** @type {?} */ secondarySide = isHoriz ? 'left' : 'top';
var /** @type {?} */ measurement = isHoriz ? 'height' : 'width';
var /** @type {?} */ secondaryMeasurement = !isHoriz ? 'height' : 'width';
targetOffsets[mainSide] =
hostOffsets[mainSide] +
hostOffsets[measurement] / 2 -
targetRect[measurement] / 2;
targetOffsets[secondarySide] = placement === secondarySide
? hostOffsets[secondarySide] - targetRect[secondaryMeasurement]
: hostOffsets[getOppositePlacement(secondarySide)];
return targetOffsets;
}
/**
* @fileoverview added by tsickle
* @suppress {checkTypes} checked by tsc
*/
/**
* Helper used to know if the given modifier is enabled.
* @param {?} options
* @param {?} modifierName
* @return {?}
*/
function isModifierEnabled(options, modifierName) {
return options
&& options.modifiers
&& options.modifiers[modifierName]
&& options.modifiers[modifierName].enabled;
}
/**
* @fileoverview added by tsickle
* @suppress {checkTypes} checked by tsc
*/
/**
* Tells if a given input is a number
* @param {?} n
* @return {?}
*/
function isNumeric(n) {
return n !== '' && !isNaN(parseFloat(n)) && isFinite(n);
}
/**
* @fileoverview added by tsickle
* @suppress {checkTypes} checked by tsc
*/
/**
* @param {?} data
* @param {?=} renderer
* @return {?}
*/
function setAllStyles$$1(data, renderer) {
var /** @type {?} */ target = data.instance.target;
var /** @type {?} */ offsets = getOffsets(data);
setStyles(target, {
'will-change': 'transform',
top: '0px',
left: '0px',
transform: "translate3d(" + offsets.left + "px, " + offsets.top + "px, 0px)"
}, renderer);
if (data.instance.arrow) {
setStyles(data.instance.arrow, data.offsets.arrow, renderer);
}
if (data.placementAuto) {
if (renderer) {
renderer.setAttribute(target, 'class', target.className.replace(/bs-popover-auto/g, "bs-popover-" + data.placement));
renderer.setAttribute(target, 'class', target.className.replace(/bs-tooltip-auto/g, "bs-tooltip-" + data.placement));
renderer.setAttribute(target, 'class', target.className.replace(/\sauto/g, "s" + data.placement));
if (target.className.match(/popover/g)) {
renderer.addClass(target, 'popover-auto');
}
if (target.className.match(/tooltip/g)) {
renderer.addClass(target, 'tooltip-auto');
}
}
else {
target.className = target.className.replace(/bs-popover-auto/g, "bs-popover-" + data.placement);
target.className = target.className.replace(/bs-tooltip-auto/g, "bs-tooltip-" + data.placement);
target.className = target.className.replace(/\sauto/g, "s" + data.placement);
if (target.className.match(/popover/g)) {
target.classList.add('popover-auto');
}
if (target.className.match(/tooltip/g)) {
target.classList.add('tooltip-auto');
}
}
}
if (renderer) {
renderer.setAttribute(target, 'class', target.className.replace(/left|right|top|bottom/g, "" + data.placement));
}
else {
target.className = target.className.replace(/left|right|top|bottom/g, "" + data.placement);
}
}
/**
* @fileoverview added by tsickle
* @suppress {checkTypes} checked by tsc
*/
/**
* @param {?} element
* @param {?} styles
* @param {?=} renderer
* @return {?}
*/
function setStyles(element, styles, renderer) {
Object.keys(styles).forEach(function (prop) {
var /** @type {?} */ unit = '';
// add unit if the value is numeric and is one of the following
if (['width', 'height', 'top', 'right', 'bottom', 'left'].indexOf(prop) !== -1 &&
isNumeric(styles[prop])) {
unit = 'px';
}
if (renderer) {
renderer.setStyle(element, prop, "" + String(styles[prop]) + unit);
return;
}
element.style[prop] = String(styles[prop]) + unit;
});
}
/**
* @fileoverview added by tsickle
* @suppress {checkTypes} checked by tsc
*/
/**
* @fileoverview added by tsickle
* @suppress {checkTypes} checked by tsc
*/
/**
* @param {?} data
* @return {?}
*/
function arrow(data) {
var /** @type {?} */ targetOffsets = data.offsets.target;
// if arrowElement is a string, suppose it's a CSS selector
var /** @type {?} */ arrowElement = data.instance.target.querySelector('.arrow');
// if arrowElement is not found, don't run the modifier
if (!arrowElement) {
return data;
}
var /** @type {?} */ isVertical = ['left', 'right'].indexOf(data.placement) !== -1;
var /** @type {?} */ len = isVertical ? 'height' : 'width';
var /** @type {?} */ sideCapitalized = isVertical ? 'Top' : 'Left';
var /** @type {?} */ side = sideCapitalized.toLowerCase();
var /** @type {?} */ altSide = isVertical ? 'left' : 'top';
var /** @type {?} */ opSide = isVertical ? 'bottom' : 'right';
var /** @type {?} */ arrowElementSize = getOuterSizes(arrowElement)[len];
// top/left side
if (data.offsets.host[opSide] - arrowElementSize < targetOffsets[side]) {
targetOffsets[side] -=
targetOffsets[side] - (data.offsets.host[opSide] - arrowElementSize);
}
// bottom/right side
if (Number(data.offsets.host[side]) + Number(arrowElementSize) > targetOffsets[opSide]) {
targetOffsets[side] +=
Number(data.offsets.host[side]) + Number(arrowElementSize) - Number(targetOffsets[opSide]);
}
targetOffsets = getClientRect(targetOffsets);
// compute center of the target
var /** @type {?} */ center = Number(data.offsets.host[side]) + Number(data.offsets.host[len] / 2 - arrowElementSize / 2);
// Compute the sideValue using the updated target offsets
// take target margin in account because we don't have this info available
var /** @type {?} */ css = getStyleComputedProperty(data.instance.target);
var /** @type {?} */ targetMarginSide = parseFloat(css["margin" + sideCapitalized]);
var /** @type {?} */ targetBorderSide = parseFloat(css["border" + sideCapitalized + "Width"]);
var /** @type {?} */ sideValue = center - targetOffsets[side] - targetMarginSide - targetBorderSide;
// prevent arrowElement from being placed not contiguously to its target
sideValue = Math.max(Math.min(targetOffsets[len] - arrowElementSize, sideValue), 0);
data.offsets.arrow = (_a = {},
_a[side] = Math.round(sideValue),
_a[altSide] = '' // make sure to unset any eventual altSide value from the DOM node
,
_a);
data.instance.arrow = arrowElement;
return data;
var _a;
}
/**
* @fileoverview added by tsickle
* @suppress {checkTypes} checked by tsc
*/
/**
* @param {?} data
* @return {?}
*/
function flip(data) {
data.offsets.target = getClientRect(data.offsets.target);
if (!isModifierEnabled(data.options, 'flip')) {
data.offsets.target = __assign({}, data.offsets.target, getTargetOffsets(data.instance.target, data.offsets.host, data.placement));
return data;
}
var /** @type {?} */ boundaries = getBoundaries(data.instance.target, data.instance.host, 0, // padding
'viewport', false // positionFixed
);
var /** @type {?} */ placement = data.placement.split(' ')[0];
var /** @type {?} */ variation = data.placement.split(' ')[1] || '';
var /** @type {?} */ offsetsHost = data.offsets.host;
var /** @type {?} */ target = data.instance.target;
var /** @type {?} */ host = data.instance.host;
var /** @type {?} */ adaptivePosition = variation
? computeAutoPlacement('auto', offsetsHost, target, host, ['top', 'bottom'])
: computeAutoPlacement('auto', offsetsHost, target, host);
var /** @type {?} */ flipOrder = [placement, adaptivePosition];
/* tslint:disable-next-line: cyclomatic-complexity */
flipOrder.forEach(function (step, index) {
if (placement !== step || flipOrder.length === index + 1) {
return data;
}
placement = data.placement.split(' ')[0];
// using floor because the host offsets may contain decimals we are not going to consider here
var /** @type {?} */ overlapsRef = (placement === 'left' &&
Math.floor(data.offsets.target.right) > Math.floor(data.offsets.host.left)) ||
(placement === 'right' &&
Math.floor(data.offsets.target.left) < Math.floor(data.offsets.host.right)) ||
(placement === 'top' &&
Math.floor(data.offsets.target.bottom) > Math.floor(data.offsets.host.top)) ||
(placement === 'bottom' &&
Math.floor(data.offsets.target.top) < Math.floor(data.offsets.host.bottom));
var /** @type {?} */ overflowsLeft = Math.floor(data.offsets.target.left) < Math.floor(boundaries.left);
var /** @type {?} */ overflowsRight = Math.floor(data.offsets.target.right) > Math.floor(boundaries.right);
var /** @type {?} */ overflowsTop = Math.floor(data.offsets.target.top) < Math.floor(boundaries.top);
var /** @type {?} */ overflowsBottom = Math.floor(data.offsets.target.bottom) > Math.floor(boundaries.bottom);
var /** @type {?} */ overflowsBoundaries = (placement === 'left' && overflowsLeft) ||
(placement === 'right' && overflowsRight) ||
(placement === 'top' && overflowsTop) ||
(placement === 'bottom' && overflowsBottom);
// flip the variation if required
var /** @type {?} */ isVertical = ['top', 'bottom'].indexOf(placement) !== -1;
var /** @type {?} */ flippedVariation = ((isVertical && variation === 'left' && overflowsLeft) ||
(isVertical && variation === 'right' && overflowsRight) ||
(!isVertical && variation === 'left' && overflowsTop) ||
(!isVertical && variation === 'right' && overflowsBottom));
if (overlapsRef || overflowsBoundaries || flippedVariation) {
if (overlapsRef || overflowsBoundaries) {
placement = flipOrder[index + 1];
}
if (flippedVariation) {
variation = getOppositeVariation(variation);
}
data.placement = placement + (variation ? " " + variation : '');
data.offsets.target = __assign({}, data.offsets.target, getTargetOffsets(data.instance.target, data.offsets.host, data.placement));
}
});
return data;
}
/**
* @fileoverview added by tsickle
* @suppress {checkTypes} checked by tsc
*/
/**
* @param {?} targetElement
* @param {?} hostElement
* @param {?} position
* @param {?} options
* @return {?}
*/
function initData(targetElement, hostElement, position, options) {
var /** @type {?} */ hostElPosition = getReferenceOffsets(targetElement, hostElement);
var /** @type {?} */ placementAuto = !!position.match(/auto/g);
// support old placements 'auto left|right|top|bottom'
var /** @type {?} */ placement = !!position.match(/auto\s(left|right|top|bottom)/g)
? position.split(' ')[1] || ''
: position;
var /** @type {?} */ targetOffset = getTargetOffsets(targetElement, hostElPosition, placement);
placement = computeAutoPlacement(placement, hostElPosition, targetElement, hostElement);
return {
options: options,
instance: {
target: targetElement,
host: hostElement,
arrow: null
},
offsets: {
target: targetOffset,
host: hostElPosition,
arrow: null
},
positionFixed: false,
placement: placement,
placementAuto: placementAuto
};
}
/**
* @fileoverview added by tsickle
* @suppress {checkTypes} checked by tsc
*/
/**
* @param {?} data
* @return {?}
*/
function preventOverflow(data) {
// NOTE: DOM access here
// resets the targetOffsets's position so that the document size can be calculated excluding
// the size of the targetOffsets element itself
var /** @type {?} */ transformProp = 'transform';
var /** @type {?} */ targetStyles = data.instance.target.style; // assignment to help minification
var top = targetStyles.top, left = targetStyles.left, _a = transformProp, transform = targetStyles[_a];
targetStyles.top = '';
targetStyles.left = '';
targetStyles[transformProp] = '';
var /** @type {?} */ boundaries = getBoundaries(data.instance.target, data.instance.host, 0, // padding
'scrollParent', false // positionFixed
);
// NOTE: DOM access here
// restores the original style properties after the offsets have been computed
targetStyles.top = top;
targetStyles.left = left;
targetStyles[transformProp] = transform;
var /** @type {?} */ order = ['left', 'right', 'top', 'bottom'];
var /** @type {?} */ check = {
primary: /**
* @param {?} placement
* @return {?}
*/ function (placement) {
var /** @type {?} */ value = data.offsets.target[placement];
if (data.offsets.target[placement] < boundaries[placement] &&
!false // options.escapeWithReference
) {
value = Math.max(data.offsets.target[placement], boundaries[placement]);
}
return _a = {}, _a[placement] = value, _a;
var _a;
},
secondary: /**
* @param {?} placement
* @return {?}
*/ function (placement) {
var /** @type {?} */ mainSide = placement === 'right' ? 'left' : 'top';
var /** @type {?} */ value = data.offsets.target[mainSide];
if (data.offsets.target[placement] > boundaries[placement] &&
!false // escapeWithReference
) {
value = Math.min(data.offsets.target[mainSide], boundaries[placement] -
(placement === 'right' ? data.offsets.target.width : data.offsets.target.height));
}
return _a = {}, _a[mainSide] = value, _a;
var _a;
}
};
var /** @type {?} */ side;
order.forEach(function (placement) {
side = ['left', 'top']
.indexOf(placement) !== -1
? 'primary'
: 'secondary';
data.offsets.target = __assign({}, data.offsets.target, check[side](placement));
});
return data;
}
/**
* @fileoverview added by tsickle
* @suppress {checkTypes} checked by tsc
*/
/**
* @param {?} data
* @return {?}
*/
function shift(data) {
var /** @type {?} */ placement = data.placement;
var /** @type {?} */ basePlacement = placement.split(' ')[0];
var /** @type {?} */ shiftvariation = placement.split(' ')[1];
if (shiftvariation) {
var _a = data.offsets, host = _a.host, target = _a.target;
var /** @type {?} */ isVertical = ['bottom', 'top'].indexOf(basePlacement) !== -1;
var /** @type {?} */ side = isVertical ? 'left' : 'top';
var /** @type {?} */ measurement = isVertical ? 'width' : 'height';
var /** @type {?} */ shiftOffsets = {
left: (_b = {}, _b[side] = host[side], _b),
right: (_c = {},
_c[side] = host[side] + host[measurement] - host[measurement],
_c)
};
data.offsets.target = __assign({}, target, shiftOffsets[shiftvariation]);
}
return data;
var _b, _c;
}
/**
* @fileoverview added by tsickle
* @suppress {checkTypes} checked by tsc
*/
/**
* @fileoverview added by tsickle
* @suppress {checkTypes} checked by tsc
*/
var Positioning = (function () {
function Positioning() {
}
/**
* @param {?} hostElement
* @param {?} targetElement
* @param {?=} round
* @return {?}
*/
Positioning.prototype.position = /**
* @param {?} hostElement
* @param {?} targetElement
* @param {?=} round
* @return {?}
*/
function (hostElement, targetElement, round) {
if (round === void 0) {
round = true;
}
return this.offset(hostElement, targetElement, false);
};
/**
* @param {?} hostElement
* @param {?} targetElement
* @param {?=} round
* @return {?}
*/
Positioning.prototype.offset = /**
* @param {?} hostElement
* @param {?} targetElement
* @param {?=} round
* @return {?}
*/
function (hostElement, targetElement, round) {
if (round === void 0) {
round = true;
}
return getReferenceOffsets(targetElement, hostElement);
};
/**
* @param {?} hostElement
* @param {?} targetElement
* @param {?} position
* @param {?=} appendToBody
* @param {?=} options
* @return {?}
*/
Positioning.prototype.positionElements = /**
* @param {?} hostElement
* @param {?} targetElement
* @param {?} position
* @param {?=} appendToBody
* @param {?=} options
* @return {?}
*/
function (hostElement, targetElement, position, appendToBody, options) {
var /** @type {?} */ chainOfModifiers = [flip, shift, preventOverflow, arrow];
return chainOfModifiers.reduce(function (modifiedData, modifier) { return modifier(modifiedData); }, initData(targetElement, hostElement, position, options));
};
return Positioning;
}());
var /** @type {?} */ positionService = new Positioning();
/**
* @param {?} hostElement
* @param {?} targetElement
* @param {?} placement
* @param {?=} appendToBody
* @param {?=} options
* @param {?=} renderer
* @return {?}
*/
function positionElements(hostElement, targetElement, placement, appendToBody, options, renderer) {
var /** @type {?} */ data = positionService.positionElements(hostElement, targetElement, placement, appendToBody, options);
setAllStyles$$1(data, renderer);
}
/**
* @fileoverview added by tsickle
* @suppress {checkTypes} checked by tsc
*/
var PositioningService = (function () {
function PositioningService(rendererFactory, platformId) {
var _this = this;
this.update$$ = new rxjs.Subject();
this.positionElements = new Map();
if (common.isPlatformBrowser(platformId)) {
rxjs.merge(rxjs.fromEvent(window, 'scroll'), rxjs.fromEvent(window, 'resize'), rxjs.of(0, rxjs.animationFrameScheduler), this.update$$)
.subscribe(function () {
_this.positionElements
.forEach(function (positionElement) {
positionElements(_getHtmlElement(positionElement.target), _getHtmlElement(positionElement.element), positionElement.attachment, positionElement.appendToBody, _this.options, rendererFactory.createRenderer(null, null));
});
});
}
}
/**
* @param {?} options
* @return {?}
*/
PositioningService.prototype.position = /**
* @param {?} options
* @return {?}
*/
function (options) {
this.