ng2-date-picker
Version:
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95 lines • 13 kB
JavaScript
import * as tslib_1 from "tslib";
import { Injectable } from '@angular/core';
var DomHelper = /** @class */ (function () {
function DomHelper() {
}
DomHelper_1 = DomHelper;
DomHelper.setYAxisPosition = function (element, container, anchor, drops) {
var anchorRect = anchor.getBoundingClientRect();
var containerRect = container.getBoundingClientRect();
var bottom = anchorRect.bottom - containerRect.top;
var top = anchorRect.top - containerRect.top;
if (drops === 'down') {
element.style.top = (bottom + 1 + 'px');
}
else {
element.style.top = (top - 1 - element.scrollHeight) + 'px';
}
};
DomHelper.setXAxisPosition = function (element, container, anchor, dimElem, opens) {
var anchorRect = anchor.getBoundingClientRect();
var containerRect = container.getBoundingClientRect();
var left = anchorRect.left - containerRect.left;
if (opens === 'right') {
element.style.left = left + 'px';
}
else {
element.style.left = left - dimElem.offsetWidth + anchor.offsetWidth + 'px';
}
};
DomHelper.isTopInView = function (el) {
var top = el.getBoundingClientRect().top;
return (top >= 0);
};
DomHelper.isBottomInView = function (el) {
var bottom = el.getBoundingClientRect().bottom;
return (bottom <= window.innerHeight);
};
DomHelper.isLeftInView = function (el) {
var left = el.getBoundingClientRect().left;
return (left >= 0);
};
DomHelper.isRightInView = function (el) {
var right = el.getBoundingClientRect().right;
return (right <= window.innerWidth);
};
DomHelper.prototype.appendElementToPosition = function (config) {
var _this = this;
var container = config.container, element = config.element;
if (!container.style.position || container.style.position === 'static') {
container.style.position = 'relative';
}
if (element.style.position !== 'absolute') {
element.style.position = 'absolute';
}
element.style.visibility = 'hidden';
setTimeout(function () {
_this.setElementPosition(config);
element.style.visibility = 'visible';
});
};
DomHelper.prototype.setElementPosition = function (_a) {
var element = _a.element, container = _a.container, anchor = _a.anchor, dimElem = _a.dimElem, drops = _a.drops, opens = _a.opens;
DomHelper_1.setYAxisPosition(element, container, anchor, 'down');
DomHelper_1.setXAxisPosition(element, container, anchor, dimElem, 'right');
if (drops !== 'down' && drops !== 'up') {
if (DomHelper_1.isBottomInView(dimElem)) {
DomHelper_1.setYAxisPosition(element, container, anchor, 'down');
}
else if (DomHelper_1.isTopInView(dimElem)) {
DomHelper_1.setYAxisPosition(element, container, anchor, 'up');
}
}
else {
DomHelper_1.setYAxisPosition(element, container, anchor, drops);
}
if (opens !== 'left' && opens !== 'right') {
if (DomHelper_1.isRightInView(dimElem)) {
DomHelper_1.setXAxisPosition(element, container, anchor, dimElem, 'right');
}
else if (DomHelper_1.isLeftInView(dimElem)) {
DomHelper_1.setXAxisPosition(element, container, anchor, dimElem, 'left');
}
}
else {
DomHelper_1.setXAxisPosition(element, container, anchor, dimElem, opens);
}
};
var DomHelper_1;
DomHelper = DomHelper_1 = tslib_1.__decorate([
Injectable()
], DomHelper);
return DomHelper;
}());
export { DomHelper };
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containerRect.top;\n    const top = anchorRect.top - containerRect.top;\n\n    if (drops === 'down') {\n      element.style.top = (bottom + 1 + 'px');\n    } else {\n      element.style.top = (top - 1 - element.scrollHeight) + 'px';\n    }\n  }\n\n  private static setXAxisPosition(element: HTMLElement, container: HTMLElement, anchor: HTMLElement, dimElem: HTMLElement, opens: TOpens) {\n    const anchorRect = anchor.getBoundingClientRect();\n    const containerRect = container.getBoundingClientRect();\n    const left = anchorRect.left - containerRect.left;\n\n    if (opens === 'right') {\n      element.style.left = left + 'px';\n    } else {\n      element.style.left = left - dimElem.offsetWidth + anchor.offsetWidth + 'px';\n    }\n  }\n\n  private static isTopInView(el: HTMLElement): boolean {\n    const {top} = el.getBoundingClientRect();\n    return (top >= 0);\n  }\n\n  private static isBottomInView(el: HTMLElement): boolean {\n    const {bottom} = el.getBoundingClientRect();\n    return (bottom <= window.innerHeight);\n  }\n\n  private static isLeftInView(el: HTMLElement): boolean {\n    const {left} = el.getBoundingClientRect();\n    return (left >= 0);\n  }\n\n  private static isRightInView(el: HTMLElement): boolean {\n    const {right} = el.getBoundingClientRect();\n    return (right <= window.innerWidth);\n  }\n\n  appendElementToPosition(config: IAppendToArgs): void {\n    const {container, element} = config;\n\n    if (!container.style.position || container.style.position === 'static') {\n      container.style.position = 'relative';\n    }\n\n    if (element.style.position !== 'absolute') {\n      element.style.position = 'absolute';\n    }\n\n    element.style.visibility = 'hidden';\n\n    setTimeout(() => {\n      this.setElementPosition(config);\n\n      element.style.visibility = 'visible';\n    });\n  }\n\n  setElementPosition({element, container, anchor, dimElem, drops, opens}: IAppendToArgs) {\n    DomHelper.setYAxisPosition(element, container, anchor, 'down');\n    DomHelper.setXAxisPosition(element, container, anchor, dimElem, 'right');\n\n    if (drops !== 'down' && drops !== 'up') {\n      if (DomHelper.isBottomInView(dimElem)) {\n        DomHelper.setYAxisPosition(element, container, anchor, 'down');\n      } else if (DomHelper.isTopInView(dimElem)) {\n        DomHelper.setYAxisPosition(element, container, anchor, 'up');\n      }\n    } else {\n      DomHelper.setYAxisPosition(element, container, anchor, drops);\n    }\n\n    if (opens !== 'left' && opens !== 'right') {\n      if (DomHelper.isRightInView(dimElem)) {\n        DomHelper.setXAxisPosition(element, container, anchor, dimElem, 'right');\n      } else if (DomHelper.isLeftInView(dimElem)) {\n        DomHelper.setXAxisPosition(element, container, anchor, dimElem, 'left');\n      }\n    } else {\n      DomHelper.setXAxisPosition(element, container, anchor, dimElem, opens);\n    }\n  }\n}\n\nexport interface IAppendToArgs {\n  container: HTMLElement;\n  element: HTMLElement;\n  anchor: HTMLElement;\n  dimElem: HTMLElement;\n  drops: TDrops;\n  opens: TOpens;\n}\n"]}