(function (global, factory) {
    typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports, require('@angular/core'), require('ng-zorro-antd/core/animation'), require('ng-zorro-antd/core/no-animation'), require('ng-zorro-antd/core/logger'), require('ng-zorro-antd/core/overlay'), require('ng-zorro-antd/core/util'), require('rxjs'), require('rxjs/operators'), require('@angular/cdk/overlay'), require('@angular/common'), require('ng-zorro-antd/core/outlet')) :
    typeof define === 'function' && define.amd ? define('ng-zorro-antd/tooltip', ['exports', '@angular/core', 'ng-zorro-antd/core/animation', 'ng-zorro-antd/core/no-animation', 'ng-zorro-antd/core/logger', 'ng-zorro-antd/core/overlay', 'ng-zorro-antd/core/util', 'rxjs', 'rxjs/operators', '@angular/cdk/overlay', '@angular/common', 'ng-zorro-antd/core/outlet'], factory) :
    (global = global || self, factory((global['ng-zorro-antd'] = global['ng-zorro-antd'] || {}, global['ng-zorro-antd'].tooltip = {}), global.ng.core, global['ng-zorro-antd'].core.animation, global['ng-zorro-antd'].core['no-animation'], global['ng-zorro-antd'].core.logger, global['ng-zorro-antd'].core.overlay, global['ng-zorro-antd'].core.util, global.rxjs, global.rxjs.operators, global.ng.cdk.overlay, global.ng.common, global['ng-zorro-antd'].core.outlet));
}(this, (function (exports, core, animation, noAnimation, logger, overlay, util, rxjs, operators, overlay$1, common, outlet) { 'use strict';

    /*! *****************************************************************************
    Copyright (c) Microsoft Corporation.

    Permission to use, copy, modify, and/or distribute this software for any
    purpose with or without fee is hereby granted.

    THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
    REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
    AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
    INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
    LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
    OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
    PERFORMANCE OF THIS SOFTWARE.
    ***************************************************************************** */
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    /**
     * @abstract
     */
    var NzTooltipBaseDirective = /** @class */ (function () {
        /**
         * @param {?} elementRef
         * @param {?} hostView
         * @param {?} resolver
         * @param {?} renderer
         * @param {?=} noAnimation
         */
        function NzTooltipBaseDirective(elementRef, hostView, resolver, renderer, noAnimation) {
            this.elementRef = elementRef;
            this.hostView = hostView;
            this.resolver = resolver;
            this.renderer = renderer;
            this.noAnimation = noAnimation;
            this.specificVisibleChange = new core.EventEmitter();
            /**
             * @deprecated 10.0.0. This is deprecated and going to be removed in 10.0.0.
             * Please use a more specific API. Like `nzTooltipTrigger`.
             */
            this.nzTrigger = 'hover';
            /**
             * @deprecated 10.0.0. This is deprecated and going to be removed in 10.0.0.
             * Please use a more specific API. Like `nzTooltipPlacement`.
             */
            this.nzPlacement = 'top';
            this.visible = false;
            this.needProxyProperties = ['noAnimation'];
            this.nzVisibleChange = new core.EventEmitter();
            this.destroy$ = new rxjs.Subject();
            this.triggerDisposables = [];
        }
        Object.defineProperty(NzTooltipBaseDirective.prototype, "title", {
            /**
             * This true title that would be used in other parts on this component.
             * @protected
             * @return {?}
             */
            get: function () {
                return this.specificTitle || this.directiveNameTitle || this.nzTitle || null;
            },
            enumerable: false,
            configurable: true
        });
        Object.defineProperty(NzTooltipBaseDirective.prototype, "content", {
            /**
             * @protected
             * @return {?}
             */
            get: function () {
                return this.specificContent || this.directiveNameContent || this.nzContent || null;
            },
            enumerable: false,
            configurable: true
        });
        Object.defineProperty(NzTooltipBaseDirective.prototype, "placement", {
            /**
             * @protected
             * @return {?}
             */
            get: function () {
                return this.specificPlacement || this.nzPlacement;
            },
            enumerable: false,
            configurable: true
        });
        Object.defineProperty(NzTooltipBaseDirective.prototype, "trigger", {
            /**
             * @protected
             * @return {?}
             */
            get: function () {
                // NzTooltipTrigger can be null.
                return typeof this.specificTrigger !== 'undefined' ? this.specificTrigger : this.nzTrigger;
            },
            enumerable: false,
            configurable: true
        });
        Object.defineProperty(NzTooltipBaseDirective.prototype, "isVisible", {
            /**
             * @protected
             * @return {?}
             */
            get: function () {
                return this.specificVisible || this.nzVisible || false;
            },
            enumerable: false,
            configurable: true
        });
        Object.defineProperty(NzTooltipBaseDirective.prototype, "mouseEnterDelay", {
            /**
             * @protected
             * @return {?}
             */
            get: function () {
                return this.specificMouseEnterDelay || this.nzMouseEnterDelay || 0.15;
            },
            enumerable: false,
            configurable: true
        });
        Object.defineProperty(NzTooltipBaseDirective.prototype, "mouseLeaveDelay", {
            /**
             * @protected
             * @return {?}
             */
            get: function () {
                return this.specificMouseLeaveDelay || this.nzMouseLeaveDelay || 0.1;
            },
            enumerable: false,
            configurable: true
        });
        Object.defineProperty(NzTooltipBaseDirective.prototype, "overlayClassName", {
            /**
             * @protected
             * @return {?}
             */
            get: function () {
                return this.specificOverlayClassName || this.nzOverlayClassName || null;
            },
            enumerable: false,
            configurable: true
        });
        Object.defineProperty(NzTooltipBaseDirective.prototype, "overlayStyle", {
            /**
             * @protected
             * @return {?}
             */
            get: function () {
                return this.specificOverlayStyle || this.nzOverlayStyle || null;
            },
            enumerable: false,
            configurable: true
        });
        /**
         * @param {?} isNeeded
         * @param {?} property
         * @param {?} newProperty
         * @param {?=} comp
         * @param {?=} shared
         * @return {?}
         */
        NzTooltipBaseDirective.prototype.warnDeprecationIfNeeded = function (isNeeded, property, newProperty, comp, shared) {
            if (comp === void 0) { comp = 'nz-tooltip'; }
            if (shared === void 0) { shared = true; }
            if (isNeeded) {
                /** @type {?} */
                var message = "'" + property + "' of '" + comp + "' is deprecated and will be removed in 10.0.0.\n      Please use '" + newProperty + "' instead.";
                if (shared) {
                    message = message + " The same with 'nz-popover' and 'nz-popconfirm'.";
                }
                logger.warnDeprecation(message);
            }
        };
        /**
         * @param {?} changes
         * @return {?}
         */
        NzTooltipBaseDirective.prototype.warnDeprecationByChanges = function (changes) {
            // warn deprecated things when specific property is not given
            this.warnDeprecationIfNeeded(changes.nzTitle && !this.specificTitle && !this.directiveNameTitle, 'nzTitle', 'nzTooltipTitle');
            this.warnDeprecationIfNeeded(changes.nzContent && !this.specificContent, 'nzContent', 'nzPopoverContent', 'nz-popover', false);
            this.warnDeprecationIfNeeded(changes.nzPlacement && !this.specificPlacement, 'nzPlacement', 'nzTooltipPlacement');
            this.warnDeprecationIfNeeded(changes.nzTrigger && !this.specificTrigger, 'nzTrigger', 'nzTooltipTrigger');
            this.warnDeprecationIfNeeded(changes.nzVisible && !this.specificVisible, 'nzVisible', 'nzTooltipVisible');
            this.warnDeprecationIfNeeded(changes.nzMouseEnterDelay && !this.specificMouseEnterDelay, 'nzMouseEnterDelay', 'nzTooltipMouseEnterDelay');
            this.warnDeprecationIfNeeded(changes.nzMouseLeaveDelay && !this.specificMouseLeaveDelay, 'nzMouseLeaveDelay', 'nzTooltipMouseLeaveDelay');
            this.warnDeprecationIfNeeded(changes.nzOverlayClassName && !this.specificOverlayClassName, 'nzOverlayClassName', 'nzTooltipClassName');
            this.warnDeprecationIfNeeded(changes.nzOverlayStyle && !this.specificOverlayStyle, 'nzOverlayStyle', 'nzTooltipOverlayStyle');
        };
        /**
         * @param {?} changes
         * @return {?}
         */
        NzTooltipBaseDirective.prototype.ngOnChanges = function (changes) {
            var nzTrigger = changes.nzTrigger, specificTrigger = changes.specificTrigger;
            /** @type {?} */
            var trigger = specificTrigger || nzTrigger;
            if (trigger && !trigger.isFirstChange()) {
                this.registerTriggers();
            }
            if (this.component) {
                this.updateChangedProperties(changes);
            }
            this.warnDeprecationByChanges(changes);
        };
        /**
         * @return {?}
         */
        NzTooltipBaseDirective.prototype.ngAfterViewInit = function () {
            this.createComponent();
            this.registerTriggers();
        };
        /**
         * @return {?}
         */
        NzTooltipBaseDirective.prototype.ngOnDestroy = function () {
            this.destroy$.next();
            this.destroy$.complete();
            // Clear toggling timer. Issue #3875 #4317 #4386
            this.clearTogglingTimer();
            this.removeTriggerListeners();
        };
        /**
         * @return {?}
         */
        NzTooltipBaseDirective.prototype.show = function () {
            var _a;
            (_a = this.component) === null || _a === void 0 ? void 0 : _a.show();
        };
        /**
         * @return {?}
         */
        NzTooltipBaseDirective.prototype.hide = function () {
            var _a;
            (_a = this.component) === null || _a === void 0 ? void 0 : _a.hide();
        };
        /**
         * Force the component to update its position.
         * @return {?}
         */
        NzTooltipBaseDirective.prototype.updatePosition = function () {
            if (this.component) {
                this.component.updatePosition();
            }
        };
        /**
         * Create a dynamic tooltip component. This method can be override.
         * @protected
         * @return {?}
         */
        NzTooltipBaseDirective.prototype.createComponent = function () {
            var _this = this;
            /** @type {?} */
            var componentRef = this.hostView.createComponent(this.componentFactory);
            this.component = componentRef.instance;
            // Remove the component's DOM because it should be in the overlay container.
            this.renderer.removeChild(this.renderer.parentNode(this.elementRef.nativeElement), componentRef.location.nativeElement);
            this.component.setOverlayOrigin({ elementRef: this.specificOrigin || this.elementRef });
            this.updateChangedProperties(this.needProxyProperties);
            this.component.nzVisibleChange.pipe(operators.distinctUntilChanged(), operators.takeUntil(this.destroy$)).subscribe(( /**
             * @param {?} visible
             * @return {?}
             */function (visible) {
                _this.visible = visible;
                _this.specificVisibleChange.emit(visible);
                _this.nzVisibleChange.emit(visible);
            }));
        };
        /**
         * @protected
         * @return {?}
         */
        NzTooltipBaseDirective.prototype.registerTriggers = function () {
            var _this = this;
            // When the method gets invoked, all properties has been synced to the dynamic component.
            // After removing the old API, we can just check the directive's own `nzTrigger`.
            /** @type {?} */
            var el = this.elementRef.nativeElement;
            /** @type {?} */
            var trigger = this.trigger;
            this.removeTriggerListeners();
            if (trigger === 'hover') {
                /** @type {?} */
                var overlayElement_1;
                this.triggerDisposables.push(this.renderer.listen(el, 'mouseenter', ( /**
                 * @return {?}
                 */function () {
                    _this.delayEnterLeave(true, true, _this.mouseEnterDelay);
                })));
                this.triggerDisposables.push(this.renderer.listen(el, 'mouseleave', ( /**
                 * @return {?}
                 */function () {
                    var _a;
                    _this.delayEnterLeave(true, false, _this.mouseLeaveDelay);
                    if (((_a = _this.component) === null || _a === void 0 ? void 0 : _a.overlay.overlayRef) && !overlayElement_1) {
                        overlayElement_1 = _this.component.overlay.overlayRef.overlayElement;
                        _this.triggerDisposables.push(_this.renderer.listen(overlayElement_1, 'mouseenter', ( /**
                         * @return {?}
                         */function () {
                            _this.delayEnterLeave(false, true);
                        })));
                        _this.triggerDisposables.push(_this.renderer.listen(overlayElement_1, 'mouseleave', ( /**
                         * @return {?}
                         */function () {
                            _this.delayEnterLeave(false, false);
                        })));
                    }
                })));
            }
            else if (trigger === 'focus') {
                this.triggerDisposables.push(this.renderer.listen(el, 'focus', ( /**
                 * @return {?}
                 */function () { return _this.show(); })));
                this.triggerDisposables.push(this.renderer.listen(el, 'blur', ( /**
                 * @return {?}
                 */function () { return _this.hide(); })));
            }
            else if (trigger === 'click') {
                this.triggerDisposables.push(this.renderer.listen(el, 'click', ( /**
                 * @param {?} e
                 * @return {?}
                 */function (/**
                 * @param {?} e
                 * @return {?}
                 */ e) {
                    e.preventDefault();
                    _this.show();
                })));
            } // Else do nothing because user wants to control the visibility programmatically.
        };
        /**
         * @param {?} changes
         * @return {?}
         */
        NzTooltipBaseDirective.prototype.updatePropertiesByChanges = function (changes) {
            var _this = this;
            /** @type {?} */
            var properties = {
                specificTitle: ['nzTitle', this.title],
                directiveNameTitle: ['nzTitle', this.title],
                nzTitle: ['nzTitle', this.title],
                specificContent: ['nzContent', this.content],
                directiveNameContent: ['nzContent', this.content],
                nzContent: ['nzContent', this.content],
                specificTrigger: ['nzTrigger', this.trigger],
                nzTrigger: ['nzTrigger', this.trigger],
                specificPlacement: ['nzPlacement', this.placement],
                nzPlacement: ['nzPlacement', this.placement],
                specificVisible: ['nzVisible', this.isVisible],
                nzVisible: ['nzVisible', this.isVisible],
                specificMouseEnterDelay: ['nzMouseEnterDelay', this.mouseEnterDelay],
                nzMouseEnterDelay: ['nzMouseEnterDelay', this.mouseEnterDelay],
                specificMouseLeaveDelay: ['nzMouseLeaveDelay', this.mouseLeaveDelay],
                nzMouseLeaveDelay: ['nzMouseLeaveDelay', this.mouseLeaveDelay],
                specificOverlayClassName: ['nzOverlayClassName', this.overlayClassName],
                nzOverlayClassName: ['nzOverlayClassName', this.overlayClassName],
                specificOverlayStyle: ['nzOverlayStyle', this.overlayStyle],
                nzOverlayStyle: ['nzOverlayStyle', this.overlayStyle]
            };
            /** @type {?} */
            var keys = Object.keys(changes);
            keys.forEach(( /**
             * @param {?} property
             * @return {?}
             */function (property) {
                // @ts-ignore
                if (properties[property]) {
                    // @ts-ignore
                    var _b = __read(properties[property], 2), name = _b[0], value = _b[1];
                    _this.updateComponentValue(name, value);
                }
            }));
        };
        /**
         * @return {?}
         */
        NzTooltipBaseDirective.prototype.updatePropertiesByArray = function () {
            this.updateComponentValue('nzTitle', this.title);
            this.updateComponentValue('nzContent', this.content);
            this.updateComponentValue('nzPlacement', this.placement);
            this.updateComponentValue('nzTrigger', this.trigger);
            this.updateComponentValue('nzVisible', this.isVisible);
            this.updateComponentValue('nzMouseEnterDelay', this.mouseEnterDelay);
            this.updateComponentValue('nzMouseLeaveDelay', this.mouseLeaveDelay);
            this.updateComponentValue('nzOverlayClassName', this.overlayClassName);
            this.updateComponentValue('nzOverlayStyle', this.overlayStyle);
        };
        /**
         * Sync changed properties to the component and trigger change detection in that component.
         * @protected
         * @param {?} propertiesOrChanges
         * @return {?}
         */
        NzTooltipBaseDirective.prototype.updateChangedProperties = function (propertiesOrChanges) {
            var _this = this;
            var _a;
            /** @type {?} */
            var isArray = Array.isArray(propertiesOrChanges);
            /** @type {?} */
            var keys = isArray ? (( /** @type {?} */(propertiesOrChanges))) : Object.keys(propertiesOrChanges);
            keys.forEach(( /**
             * @param {?} property
             * @return {?}
             */function (property) {
                if (_this.needProxyProperties.indexOf(property) !== -1) {
                    // @ts-ignore
                    _this.updateComponentValue(property, _this[property]);
                }
            }));
            if (isArray) {
                this.updatePropertiesByArray();
            }
            else {
                this.updatePropertiesByChanges(( /** @type {?} */(propertiesOrChanges)));
            }
            (_a = this.component) === null || _a === void 0 ? void 0 : _a.updateByDirective();
        };
        /**
         * @private
         * @param {?} key
         * @param {?} value
         * @return {?}
         */
        NzTooltipBaseDirective.prototype.updateComponentValue = function (key, value) {
            if (typeof value !== 'undefined') {
                // @ts-ignore
                this.component[key] = value;
            }
        };
        /**
         * @private
         * @param {?} isOrigin
         * @param {?} isEnter
         * @param {?=} delay
         * @return {?}
         */
        NzTooltipBaseDirective.prototype.delayEnterLeave = function (isOrigin, isEnter, delay) {
            var _this = this;
            if (delay === void 0) { delay = -1; }
            if (this.delayTimer) {
                this.clearTogglingTimer();
            }
            else if (delay > 0) {
                this.delayTimer = setTimeout(( /**
                 * @return {?}
                 */function () {
                    _this.delayTimer = undefined;
                    isEnter ? _this.show() : _this.hide();
                }), delay * 1000);
            }
            else {
                // `isOrigin` is used due to the tooltip will not hide immediately
                // (may caused by the fade-out animation).
                isEnter && isOrigin ? this.show() : this.hide();
            }
        };
        /**
         * @private
         * @return {?}
         */
        NzTooltipBaseDirective.prototype.removeTriggerListeners = function () {
            this.triggerDisposables.forEach(( /**
             * @param {?} dispose
             * @return {?}
             */function (/**
             * @param {?} dispose
             * @return {?}
             */ dispose) { return dispose(); }));
            this.triggerDisposables.length = 0;
        };
        /**
         * @private
         * @return {?}
         */
        NzTooltipBaseDirective.prototype.clearTogglingTimer = function () {
            if (this.delayTimer) {
                clearTimeout(this.delayTimer);
                this.delayTimer = undefined;
            }
        };
        return NzTooltipBaseDirective;
    }());
    NzTooltipBaseDirective.decorators = [
        { type: core.Directive }
    ];
    /** @nocollapse */
    NzTooltipBaseDirective.ctorParameters = function () { return [
        { type: core.ElementRef },
        { type: core.ViewContainerRef },
        { type: core.ComponentFactoryResolver },
        { type: core.Renderer2 },
        { type: noAnimation.NzNoAnimationDirective }
    ]; };
    NzTooltipBaseDirective.propDecorators = {
        nzTitle: [{ type: core.Input }],
        nzContent: [{ type: core.Input }],
        nzTrigger: [{ type: core.Input }],
        nzPlacement: [{ type: core.Input }],
        nzMouseEnterDelay: [{ type: core.Input }],
        nzMouseLeaveDelay: [{ type: core.Input }],
        nzOverlayClassName: [{ type: core.Input }],
        nzOverlayStyle: [{ type: core.Input }],
        nzVisible: [{ type: core.Input }],
        nzVisibleChange: [{ type: core.Output }]
    };
    if (false) {
        /** @type {?} */
        NzTooltipBaseDirective.prototype.directiveNameTitle;
        /** @type {?} */
        NzTooltipBaseDirective.prototype.specificTitle;
        /** @type {?} */
        NzTooltipBaseDirective.prototype.directiveNameContent;
        /** @type {?} */
        NzTooltipBaseDirective.prototype.specificContent;
        /** @type {?} */
        NzTooltipBaseDirective.prototype.specificTrigger;
        /** @type {?} */
        NzTooltipBaseDirective.prototype.specificPlacement;
        /** @type {?} */
        NzTooltipBaseDirective.prototype.specificOrigin;
        /** @type {?} */
        NzTooltipBaseDirective.prototype.specificVisible;
        /** @type {?} */
        NzTooltipBaseDirective.prototype.specificMouseEnterDelay;
        /** @type {?} */
        NzTooltipBaseDirective.prototype.specificMouseLeaveDelay;
        /** @type {?} */
        NzTooltipBaseDirective.prototype.specificOverlayClassName;
        /** @type {?} */
        NzTooltipBaseDirective.prototype.specificOverlayStyle;
        /** @type {?} */
        NzTooltipBaseDirective.prototype.specificVisibleChange;
        /**
         * @deprecated 10.0.0. This is deprecated and going to be removed in 10.0.0.
         * Please use a more specific API. Like `nzTooltipTitle`.
         * @type {?}
         */
        NzTooltipBaseDirective.prototype.nzTitle;
        /**
         * @deprecated 10.0.0. This is deprecated and going to be removed in 10.0.0.
         * Please use a more specific API. Like `nzPopoverContent`.
         * @type {?}
         */
        NzTooltipBaseDirective.prototype.nzContent;
        /**
         * @deprecated 10.0.0. This is deprecated and going to be removed in 10.0.0.
         * Please use a more specific API. Like `nzTooltipTrigger`.
         * @type {?}
         */
        NzTooltipBaseDirective.prototype.nzTrigger;
        /**
         * @deprecated 10.0.0. This is deprecated and going to be removed in 10.0.0.
         * Please use a more specific API. Like `nzTooltipPlacement`.
         * @type {?}
         */
        NzTooltipBaseDirective.prototype.nzPlacement;
        /** @type {?} */
        NzTooltipBaseDirective.prototype.nzMouseEnterDelay;
        /** @type {?} */
        NzTooltipBaseDirective.prototype.nzMouseLeaveDelay;
        /** @type {?} */
        NzTooltipBaseDirective.prototype.nzOverlayClassName;
        /** @type {?} */
        NzTooltipBaseDirective.prototype.nzOverlayStyle;
        /** @type {?} */
        NzTooltipBaseDirective.prototype.nzVisible;
        /**
         * For create tooltip dynamically. This should be override for each different component.
         * @type {?}
         * @protected
         */
        NzTooltipBaseDirective.prototype.componentFactory;
        /** @type {?} */
        NzTooltipBaseDirective.prototype.visible;
        /**
         * @type {?}
         * @protected
         */
        NzTooltipBaseDirective.prototype.needProxyProperties;
        /** @type {?} */
        NzTooltipBaseDirective.prototype.nzVisibleChange;
        /** @type {?} */
        NzTooltipBaseDirective.prototype.component;
        /**
         * @type {?}
         * @protected
         */
        NzTooltipBaseDirective.prototype.destroy$;
        /**
         * @type {?}
         * @protected
         */
        NzTooltipBaseDirective.prototype.triggerDisposables;
        /**
         * @type {?}
         * @private
         */
        NzTooltipBaseDirective.prototype.delayTimer;
        /** @type {?} */
        NzTooltipBaseDirective.prototype.elementRef;
        /**
         * @type {?}
         * @protected
         */
        NzTooltipBaseDirective.prototype.hostView;
        /**
         * @type {?}
         * @protected
         */
        NzTooltipBaseDirective.prototype.resolver;
        /**
         * @type {?}
         * @protected
         */
        NzTooltipBaseDirective.prototype.renderer;
        /**
         * @type {?}
         * @protected
         */
        NzTooltipBaseDirective.prototype.noAnimation;
    }
    /**
     * @abstract
     */
    // tslint:disable-next-line:directive-class-suffix
    var NzTooltipBaseComponent = /** @class */ (function () {
        /**
         * @param {?} cdr
         * @param {?=} noAnimation
         */
        function NzTooltipBaseComponent(cdr, noAnimation) {
            this.cdr = cdr;
            this.noAnimation = noAnimation;
            this.nzVisibleChange = new rxjs.Subject();
            this.nzTitle = null;
            this.nzContent = null;
            this.nzOverlayStyle = {};
            this._visible = false;
            this._trigger = 'hover';
            this.preferredPlacement = 'top';
            this._classMap = {};
            this._hasBackdrop = false;
            this._prefix = 'ant-tooltip-placement';
            this._positions = __spread(overlay.DEFAULT_TOOLTIP_POSITIONS);
        }
        Object.defineProperty(NzTooltipBaseComponent.prototype, "nzVisible", {
            /**
             * @return {?}
             */
            get: function () {
                return this._visible;
            },
            /**
             * @param {?} value
             * @return {?}
             */
            set: function (value) {
                /** @type {?} */
                var visible = util.toBoolean(value);
                if (this._visible !== visible) {
                    this._visible = visible;
                    this.nzVisibleChange.next(visible);
                }
            },
            enumerable: false,
            configurable: true
        });
        Object.defineProperty(NzTooltipBaseComponent.prototype, "nzTrigger", {
            /**
             * @return {?}
             */
            get: function () {
                return this._trigger;
            },
            /**
             * @param {?} value
             * @return {?}
             */
            set: function (value) {
                this._trigger = value;
                this._hasBackdrop = this._trigger === 'click';
            },
            enumerable: false,
            configurable: true
        });
        Object.defineProperty(NzTooltipBaseComponent.prototype, "nzPlacement", {
            /**
             * @return {?}
             */
            get: function () {
                return this.preferredPlacement;
            },
            /**
             * @param {?} value
             * @return {?}
             */
            set: function (value) {
                if (value !== this.preferredPlacement) {
                    this.preferredPlacement = value;
                    this._positions = __spread([overlay.POSITION_MAP[this.nzPlacement]], this._positions);
                }
            },
            enumerable: false,
            configurable: true
        });
        /**
         * @return {?}
         */
        NzTooltipBaseComponent.prototype.ngOnDestroy = function () {
            this.nzVisibleChange.complete();
        };
        /**
         * @return {?}
         */
        NzTooltipBaseComponent.prototype.show = function () {
            if (this.nzVisible) {
                return;
            }
            if (!this.isEmpty()) {
                this.nzVisible = true;
                this.nzVisibleChange.next(true);
                this.cdr.detectChanges();
            }
        };
        /**
         * @return {?}
         */
        NzTooltipBaseComponent.prototype.hide = function () {
            if (!this.nzVisible) {
                return;
            }
            this.nzVisible = false;
            this.nzVisibleChange.next(false);
            this.cdr.detectChanges();
        };
        /**
         * @return {?}
         */
        NzTooltipBaseComponent.prototype.updateByDirective = function () {
            var _this = this;
            this.setClassMap();
            this.cdr.detectChanges();
            Promise.resolve().then(( /**
             * @return {?}
             */function () {
                _this.updatePosition();
                _this.updateVisibilityByTitle();
            }));
        };
        /**
         * Force the component to update its position.
         * @return {?}
         */
        NzTooltipBaseComponent.prototype.updatePosition = function () {
            if (this.origin && this.overlay && this.overlay.overlayRef) {
                this.overlay.overlayRef.updatePosition();
            }
        };
        /**
         * @param {?} position
         * @return {?}
         */
        NzTooltipBaseComponent.prototype.onPositionChange = function (position) {
            this.preferredPlacement = ( /** @type {?} */(overlay.getPlacementName(position)));
            this.setClassMap();
            this.cdr.detectChanges();
        };
        /**
         * @return {?}
         */
        NzTooltipBaseComponent.prototype.setClassMap = function () {
            var _b;
            this._classMap = (_b = {},
                _b[this.nzOverlayClassName] = true,
                _b[this._prefix + "-" + this.preferredPlacement] = true,
                _b);
        };
        /**
         * @param {?} origin
         * @return {?}
         */
        NzTooltipBaseComponent.prototype.setOverlayOrigin = function (origin) {
            this.origin = origin;
            this.cdr.markForCheck();
        };
        /**
         * Hide the component while the content is empty.
         * @private
         * @return {?}
         */
        NzTooltipBaseComponent.prototype.updateVisibilityByTitle = function () {
            if (this.isEmpty()) {
                this.hide();
            }
        };
        return NzTooltipBaseComponent;
    }());
    NzTooltipBaseComponent.decorators = [
        { type: core.Directive }
    ];
    /** @nocollapse */
    NzTooltipBaseComponent.ctorParameters = function () { return [
        { type: core.ChangeDetectorRef },
        { type: noAnimation.NzNoAnimationDirective }
    ]; };
    NzTooltipBaseComponent.propDecorators = {
        overlay: [{ type: core.ViewChild, args: ['overlay', { static: false },] }]
    };
    if (false) {
        /** @type {?} */
        NzTooltipBaseComponent.ngAcceptInputType_nzVisible;
        /** @type {?} */
        NzTooltipBaseComponent.prototype.overlay;
        /** @type {?} */
        NzTooltipBaseComponent.prototype.nzVisibleChange;
        /** @type {?} */
        NzTooltipBaseComponent.prototype.nzTitle;
        /** @type {?} */
        NzTooltipBaseComponent.prototype.nzContent;
        /** @type {?} */
        NzTooltipBaseComponent.prototype.nzOverlayClassName;
        /** @type {?} */
        NzTooltipBaseComponent.prototype.nzOverlayStyle;
        /** @type {?} */
        NzTooltipBaseComponent.prototype.nzMouseEnterDelay;
        /** @type {?} */
        NzTooltipBaseComponent.prototype.nzMouseLeaveDelay;
        /** @type {?} */
        NzTooltipBaseComponent.prototype._visible;
        /**
         * @type {?}
         * @protected
         */
        NzTooltipBaseComponent.prototype._trigger;
        /** @type {?} */
        NzTooltipBaseComponent.prototype.origin;
        /** @type {?} */
        NzTooltipBaseComponent.prototype.preferredPlacement;
        /** @type {?} */
        NzTooltipBaseComponent.prototype._classMap;
        /** @type {?} */
        NzTooltipBaseComponent.prototype._hasBackdrop;
        /** @type {?} */
        NzTooltipBaseComponent.prototype._prefix;
        /** @type {?} */
        NzTooltipBaseComponent.prototype._positions;
        /** @type {?} */
        NzTooltipBaseComponent.prototype.cdr;
        /** @type {?} */
        NzTooltipBaseComponent.prototype.noAnimation;
        /**
         * Empty component cannot be opened.
         * @abstract
         * @protected
         * @return {?}
         */
        NzTooltipBaseComponent.prototype.isEmpty = function () { };
    }
    /**
     * @param {?} value
     * @return {?}
     */
    function isTooltipEmpty(value) {
        return value instanceof core.TemplateRef ? false : value === '' || !util.isNotNil(value);
    }

    var NzTooltipDirective = /** @class */ (function (_super) {
        __extends(NzTooltipDirective, _super);
        /**
         * @param {?} elementRef
         * @param {?} hostView
         * @param {?} resolver
         * @param {?} renderer
         * @param {?=} noAnimation
         */
        function NzTooltipDirective(elementRef, hostView, resolver, renderer, noAnimation) {
            var _this = _super.call(this, elementRef, hostView, resolver, renderer, noAnimation) || this;
            // tslint:disable-next-line:no-output-rename
            _this.specificVisibleChange = new core.EventEmitter();
            _this.componentFactory = _this.resolver.resolveComponentFactory(NzToolTipComponent);
            return _this;
        }
        return NzTooltipDirective;
    }(NzTooltipBaseDirective));
    NzTooltipDirective.decorators = [
        { type: core.Directive, args: [{
                    selector: '[nz-tooltip]',
                    exportAs: 'nzTooltip',
                    host: {
                        '[class.ant-tooltip-open]': 'visible'
                    }
                },] }
    ];
    /** @nocollapse */
    NzTooltipDirective.ctorParameters = function () { return [
        { type: core.ElementRef },
        { type: core.ViewContainerRef },
        { type: core.ComponentFactoryResolver },
        { type: core.Renderer2 },
        { type: noAnimation.NzNoAnimationDirective, decorators: [{ type: core.Host }, { type: core.Optional }] }
    ]; };
    NzTooltipDirective.propDecorators = {
        specificTitle: [{ type: core.Input, args: ['nzTooltipTitle',] }],
        directiveNameTitle: [{ type: core.Input, args: ['nz-tooltip',] }],
        specificTrigger: [{ type: core.Input, args: ['nzTooltipTrigger',] }],
        specificPlacement: [{ type: core.Input, args: ['nzTooltipPlacement',] }],
        specificOrigin: [{ type: core.Input, args: ['nzTooltipOrigin',] }],
        specificVisible: [{ type: core.Input, args: ['nzTooltipVisible',] }],
        specificMouseEnterDelay: [{ type: core.Input, args: ['nzTooltipMouseEnterDelay',] }],
        specificMouseLeaveDelay: [{ type: core.Input, args: ['nzTooltipMouseLeaveDelay',] }],
        specificOverlayClassName: [{ type: core.Input, args: ['nzTooltipOverlayClassName',] }],
        specificOverlayStyle: [{ type: core.Input, args: ['nzTooltipOverlayStyle',] }],
        specificVisibleChange: [{ type: core.Output, args: ['nzTooltipVisibleChange',] }]
    };
    if (false) {
        /** @type {?} */
        NzTooltipDirective.prototype.specificTitle;
        /** @type {?} */
        NzTooltipDirective.prototype.directiveNameTitle;
        /** @type {?} */
        NzTooltipDirective.prototype.specificTrigger;
        /** @type {?} */
        NzTooltipDirective.prototype.specificPlacement;
        /** @type {?} */
        NzTooltipDirective.prototype.specificOrigin;
        /** @type {?} */
        NzTooltipDirective.prototype.specificVisible;
        /** @type {?} */
        NzTooltipDirective.prototype.specificMouseEnterDelay;
        /** @type {?} */
        NzTooltipDirective.prototype.specificMouseLeaveDelay;
        /** @type {?} */
        NzTooltipDirective.prototype.specificOverlayClassName;
        /** @type {?} */
        NzTooltipDirective.prototype.specificOverlayStyle;
        /** @type {?} */
        NzTooltipDirective.prototype.specificVisibleChange;
        /** @type {?} */
        NzTooltipDirective.prototype.componentFactory;
    }
    var NzToolTipComponent = /** @class */ (function (_super) {
        __extends(NzToolTipComponent, _super);
        /**
         * @param {?} cdr
         * @param {?=} noAnimation
         */
        function NzToolTipComponent(cdr, noAnimation) {
            var _this = _super.call(this, cdr, noAnimation) || this;
            _this.noAnimation = noAnimation;
            _this.nzTitle = null;
            return _this;
        }
        /**
         * @protected
         * @return {?}
         */
        NzToolTipComponent.prototype.isEmpty = function () {
            return isTooltipEmpty(this.nzTitle);
        };
        return NzToolTipComponent;
    }(NzTooltipBaseComponent));
    NzToolTipComponent.decorators = [
        { type: core.Component, args: [{
                    selector: 'nz-tooltip',
                    exportAs: 'nzTooltipComponent',
                    changeDetection: core.ChangeDetectionStrategy.OnPush,
                    encapsulation: core.ViewEncapsulation.None,
                    animations: [animation.zoomBigMotion],
                    template: "\n    <ng-template\n      #overlay=\"cdkConnectedOverlay\"\n      cdkConnectedOverlay\n      nzConnectedOverlay\n      [cdkConnectedOverlayOrigin]=\"origin\"\n      [cdkConnectedOverlayOpen]=\"_visible\"\n      [cdkConnectedOverlayHasBackdrop]=\"_hasBackdrop\"\n      [cdkConnectedOverlayPositions]=\"_positions\"\n      [cdkConnectedOverlayPush]=\"true\"\n      (backdropClick)=\"hide()\"\n      (detach)=\"hide()\"\n      (positionChange)=\"onPositionChange($event)\"\n    >\n      <div\n        class=\"ant-tooltip\"\n        [ngClass]=\"_classMap\"\n        [ngStyle]=\"nzOverlayStyle\"\n        [@.disabled]=\"noAnimation?.nzNoAnimation\"\n        [nzNoAnimation]=\"noAnimation?.nzNoAnimation\"\n        [@zoomBigMotion]=\"'active'\"\n      >\n        <div class=\"ant-tooltip-content\">\n          <div class=\"ant-tooltip-arrow\">\n            <span class=\"ant-tooltip-arrow-content\"></span>\n          </div>\n          <div class=\"ant-tooltip-inner\">\n            <ng-container *nzStringTemplateOutlet=\"nzTitle\">{{ nzTitle }}</ng-container>\n          </div>\n        </div>\n      </div>\n    </ng-template>\n  ",
                    preserveWhitespaces: false
                }] }
    ];
    /** @nocollapse */
    NzToolTipComponent.ctorParameters = function () { return [
        { type: core.ChangeDetectorRef },
        { type: noAnimation.NzNoAnimationDirective, decorators: [{ type: core.Host }, { type: core.Optional }] }
    ]; };
    NzToolTipComponent.propDecorators = {
        nzTitle: [{ type: core.Input }]
    };
    if (false) {
        /** @type {?} */
        NzToolTipComponent.prototype.nzTitle;
        /** @type {?} */
        NzToolTipComponent.prototype.noAnimation;
    }

    /**
     * @fileoverview added by tsickle
     * Generated from: tooltip.module.ts
     * @suppress {checkTypes,constantProperty,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
     */
    var NzToolTipModule = /** @class */ (function () {
        function NzToolTipModule() {
        }
        return NzToolTipModule;
    }());
    NzToolTipModule.decorators = [
        { type: core.NgModule, args: [{
                    declarations: [NzToolTipComponent, NzTooltipDirective],
                    exports: [NzToolTipComponent, NzTooltipDirective],
                    entryComponents: [NzToolTipComponent],
                    imports: [common.CommonModule, overlay$1.OverlayModule, outlet.NzOutletModule, overlay.NzOverlayModule, noAnimation.NzNoAnimationModule]
                },] }
    ];

    /**
     * @fileoverview added by tsickle
     * Generated from: public-api.ts
     * @suppress {checkTypes,constantProperty,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
     */

    /**
     * @fileoverview added by tsickle
     * Generated from: ng-zorro-antd-tooltip.ts
     * @suppress {checkTypes,constantProperty,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
     */

    exports.NzToolTipComponent = NzToolTipComponent;
    exports.NzToolTipModule = NzToolTipModule;
    exports.NzTooltipBaseComponent = NzTooltipBaseComponent;
    exports.NzTooltipBaseDirective = NzTooltipBaseDirective;
    exports.NzTooltipDirective = NzTooltipDirective;
    exports.isTooltipEmpty = isTooltipEmpty;

    Object.defineProperty(exports, '__esModule', { value: true });

})));
//# sourceMappingURL=ng-zorro-antd-tooltip.umd.js.map
