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| define(["require", "exports", "@syncfusion/ej2-base"], function (require, exports, ej2_base_1) {
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var elementClass = ['north-west', 'north', 'north-east', 'west', 'east', 'south-west', 'south', 'south-east'];
var RESIZE_HANDLER = 'e-resize-handle';
var FOCUSED_HANDLER = 'e-focused-handle';
var DIALOG_RESIZABLE = 'e-dlg-resizable';
var RESTRICT_LEFT = ['e-restrict-left'];
var RESIZE_WITHIN_VIEWPORT = 'e-resize-viewport';
var dialogBorderResize = ['north', 'west', 'east', 'south'];
var targetElement;
var selectedHandler;
var originalWidth = 0;
var originalHeight = 0;
var originalX = 0;
var originalY = 0;
var originalMouseX = 0;
var originalMouseY = 0;
var minHeight;
var maxHeight;
var minWidth;
var maxWidth;
var containerElement;
var resizeStart = null;
var resize = null;
var resizeEnd = null;
var resizeWestWidth;
var setLeft = true;
var previousWidth = 0;
var setWidth = true;
// eslint-disable-next-line
var proxy;
/**
*
* @param {ResizeArgs} args - specifies the resize args
* @returns {void}
*/
function createResize(args) {
resizeStart = args.resizeBegin;
resize = args.resizing;
resizeEnd = args.resizeComplete;
targetElement = getDOMElement(args.element);
containerElement = getDOMElement(args.boundary);
var directions = args.direction.split(' ');
for (var i = 0; i < directions.length; i++) {
if (dialogBorderResize.indexOf(directions[i]) >= 0 && directions[i]) {
setBorderResizeElm(directions[i]);
}
else if (directions[i].trim() !== '') {
var resizeHandler = ej2_base_1.createElement('div', { className: 'e-icons ' + RESIZE_HANDLER + ' ' + 'e-' + directions[i] });
targetElement.appendChild(resizeHandler);
}
}
minHeight = args.minHeight;
minWidth = args.minWidth;
maxWidth = args.maxWidth;
maxHeight = args.maxHeight;
if (args.proxy && args.proxy.element && args.proxy.element.classList.contains('e-dialog')) {
wireEvents(args.proxy);
}
else {
wireEvents();
}
}
exports.createResize = createResize;
/**
*
* @param {string} direction - specifies the string
* @returns {void}
*/
function setBorderResizeElm(direction) {
calculateValues();
var borderBottom = ej2_base_1.createElement('span', {
attrs: {
'unselectable': 'on', 'contenteditable': 'false'
}
});
borderBottom.setAttribute('class', 'e-dialog-border-resize e-' + direction);
if (direction === 'south') {
borderBottom.style.height = '2px';
borderBottom.style.width = '100%';
borderBottom.style.bottom = '0px';
borderBottom.style.left = '0px';
}
if (direction === 'north') {
borderBottom.style.height = '2px';
borderBottom.style.width = '100%';
borderBottom.style.top = '0px';
borderBottom.style.left = '0px';
}
if (direction === 'east') {
borderBottom.style.height = '100%';
borderBottom.style.width = '2px';
borderBottom.style.right = '0px';
borderBottom.style.top = '0px';
}
if (direction === 'west') {
borderBottom.style.height = '100%';
borderBottom.style.width = '2px';
borderBottom.style.left = '0px';
borderBottom.style.top = '0px';
}
targetElement.appendChild(borderBottom);
}
/**
*
* @param {string} element - specifies the element
* @returns {HTMLElement} - returns the element
*/
function getDOMElement(element) {
var domElement;
if (!ej2_base_1.isNullOrUndefined(element)) {
if (typeof (element) === 'string') {
domElement = document.querySelector(element);
}
else {
domElement = element;
}
}
return domElement;
}
/**
* Wires up the event handlers for the resizable elements.
*
* @param {any} [args] - Optional arguments that provide context for the event handlers.
* @returns {void}
*/
function wireEvents(args) {
var context = args || this;
var resizers = targetElement.querySelectorAll('.' + RESIZE_HANDLER);
for (var i = 0; i < resizers.length; i++) {
selectedHandler = resizers[i];
ej2_base_1.EventHandler.add(selectedHandler, 'mousedown', onMouseDown, context);
var eventName = (ej2_base_1.Browser.info.name === 'msie') ? 'pointerdown' : 'touchstart';
ej2_base_1.EventHandler.add(selectedHandler, eventName, onTouchStart, context);
}
var borderResizers = targetElement.querySelectorAll('.e-dialog-border-resize');
Eif (!ej2_base_1.isNullOrUndefined(borderResizers)) {
for (var i = 0; i < borderResizers.length; i++) {
selectedHandler = borderResizers[i];
ej2_base_1.EventHandler.add(selectedHandler, 'mousedown', onMouseDown, context);
var eventName = (ej2_base_1.Browser.info.name === 'msie') ? 'pointerdown' : 'touchstart';
ej2_base_1.EventHandler.add(selectedHandler, eventName, onTouchStart, context);
}
}
}
/* istanbul ignore next */
/**
*
* @param {string} e - specifies the string
* @returns {string} - returns the string
*/
function getEventType(e) {
return (e.indexOf('mouse') > -1) ? 'mouse' : 'touch';
}
/* istanbul ignore next */
/**
*
* @param {MouseEvent} e - specifies the mouse event
* @returns {void}
*/
function onMouseDown(e) {
e.preventDefault();
targetElement = e.target.parentElement;
calculateValues();
originalMouseX = e.pageX;
originalMouseY = e.pageY;
e.target.classList.add(FOCUSED_HANDLER);
Eif (!ej2_base_1.isNullOrUndefined(resizeStart)) {
var proxy_1 = null || this;
Iif (resizeStart(e, proxy_1) === true) {
return;
}
}
Iif (this.targetEle && targetElement && targetElement.querySelector('.' + DIALOG_RESIZABLE)) {
containerElement = this.target === ('body' || 'document.body' || document.body) ? null : this.targetEle;
maxWidth = this.targetEle.clientWidth;
maxHeight = this.targetEle.clientHeight;
}
var target = (ej2_base_1.isNullOrUndefined(containerElement)) ? document : containerElement;
ej2_base_1.EventHandler.add(target, 'mousemove', onMouseMove, this);
ej2_base_1.EventHandler.add(document, 'mouseup', onMouseUp, this);
for (var i = 0; i < RESTRICT_LEFT.length; i++) {
Iif (targetElement.classList.contains(RESTRICT_LEFT[i])) {
setLeft = false;
}
else {
setLeft = true;
}
}
}
/* istanbul ignore next */
/**
*
* @param {MouseEvent} e - specifies the event
* @returns {void}
*/
function onMouseUp(e) {
var touchMoveEvent = (ej2_base_1.Browser.info.name === 'msie') ? 'pointermove' : 'touchmove';
var touchEndEvent = (ej2_base_1.Browser.info.name === 'msie') ? 'pointerup' : 'touchend';
var target = (ej2_base_1.isNullOrUndefined(containerElement)) ? document : containerElement;
var eventName = (ej2_base_1.Browser.info.name === 'msie') ? 'pointerdown' : 'touchstart';
ej2_base_1.EventHandler.remove(target, 'mousemove', onMouseMove);
ej2_base_1.EventHandler.remove(target, touchMoveEvent, onMouseMove);
ej2_base_1.EventHandler.remove(target, eventName, onMouseMove);
Eif (!ej2_base_1.isNullOrUndefined(document.body.querySelector('.' + FOCUSED_HANDLER))) {
document.body.querySelector('.' + FOCUSED_HANDLER).classList.remove(FOCUSED_HANDLER);
}
Eif (!ej2_base_1.isNullOrUndefined(resizeEnd)) {
var proxy_2 = null || this;
resizeEnd(e, proxy_2);
}
ej2_base_1.EventHandler.remove(document, 'mouseup', onMouseUp);
ej2_base_1.EventHandler.remove(document, touchEndEvent, onMouseUp);
}
/* istanbul ignore next */
/**
* @returns {void}
*/
function calculateValues() {
originalWidth = parseFloat(getComputedStyle(targetElement, null).getPropertyValue('width').replace('px', ''));
originalHeight = parseFloat(getComputedStyle(targetElement, null).getPropertyValue('height').replace('px', ''));
originalX = targetElement.getBoundingClientRect().left;
originalY = targetElement.getBoundingClientRect().top;
}
/* istanbul ignore next */
/**
*
* @param {MouseEvent} e - specifies the event
* @returns {void}
*/
function onTouchStart(e) {
targetElement = e.target.parentElement;
calculateValues();
var dialogResizeElement = targetElement.classList.contains('e-dialog');
Eif ((e.target.classList.contains(RESIZE_HANDLER) || e.target.classList.contains('e-dialog-border-resize')) && dialogResizeElement) {
e.target.classList.add(FOCUSED_HANDLER);
}
var coordinates = e.touches ? e.changedTouches[0] : e;
originalMouseX = coordinates.pageX;
originalMouseY = coordinates.pageY;
Eif (!ej2_base_1.isNullOrUndefined(resizeStart)) {
var proxy_3 = null || this;
Iif (resizeStart(e, proxy_3) === true) {
return;
}
}
var touchMoveEvent = (ej2_base_1.Browser.info.name === 'msie') ? 'pointermove' : 'touchmove';
var touchEndEvent = (ej2_base_1.Browser.info.name === 'msie') ? 'pointerup' : 'touchend';
var target = (ej2_base_1.isNullOrUndefined(containerElement)) ? document : containerElement;
ej2_base_1.EventHandler.add(target, touchMoveEvent, onMouseMove, this);
ej2_base_1.EventHandler.add(document, touchEndEvent, onMouseUp, this);
}
/* istanbul ignore next */
/**
*
* @param {MouseEvent} e - specifies the event
* @returns {void}
*/
function onMouseMove(e) {
if (e.target.classList.contains(RESIZE_HANDLER) && e.target.classList.contains(FOCUSED_HANDLER)) {
selectedHandler = e.target;
}
else Eif (!ej2_base_1.isNullOrUndefined(document.body.querySelector('.' + FOCUSED_HANDLER))) {
selectedHandler = document.body.querySelector('.' + FOCUSED_HANDLER);
}
Eif (!ej2_base_1.isNullOrUndefined(selectedHandler)) {
var resizeTowards = '';
for (var i = 0; i < elementClass.length; i++) {
if (selectedHandler.classList.contains('e-' + elementClass[i])) {
resizeTowards = elementClass[i];
}
}
Eif (!ej2_base_1.isNullOrUndefined(resize)) {
var proxy_4 = null || this;
resize(e, proxy_4);
}
switch (resizeTowards) {
case 'south':
resizeSouth(e);
break;
case 'north':
resizeNorth(e);
break;
case 'west':
resizeWest(e);
break;
case 'east':
resizeEast(e);
break;
case 'south-east':
resizeSouth(e);
resizeEast(e);
break;
case 'south-west':
resizeSouth(e);
resizeWest(e);
break;
case 'north-east':
resizeNorth(e);
resizeEast(e);
break;
case 'north-west':
resizeNorth(e);
resizeWest(e);
break;
default: break;
}
}
}
/* istanbul ignore next */
/**
*
* @param {HTMLElement} element - specifies the eleemnt
* @returns {ClientRect} - returns the client
*/
function getClientRectValues(element) {
return element.getBoundingClientRect();
}
/**
* @param {MouseEvent | TouchEvent} e - specifies the event
* @returns {void}
*/
function resizeSouth(e) {
var documentHeight = document.documentElement.clientHeight;
var calculateValue = false;
var coordinates = e.touches ? e.changedTouches[0] : e;
var currentpageY = coordinates.pageY;
var targetRectValues = getClientRectValues(targetElement);
var containerRectValues;
if (!ej2_base_1.isNullOrUndefined(containerElement)) {
containerRectValues = getClientRectValues(containerElement);
}
if (!ej2_base_1.isNullOrUndefined(containerElement)) {
calculateValue = true;
}
else Eif (ej2_base_1.isNullOrUndefined(containerElement) && ((documentHeight - currentpageY) >= 0 || (targetRectValues.top < 0))) {
calculateValue = true;
}
var calculatedHeight = originalHeight + (currentpageY - originalMouseY);
calculatedHeight = (calculatedHeight > minHeight) ? calculatedHeight : minHeight;
var containerTop = 0;
if (!ej2_base_1.isNullOrUndefined(containerElement)) {
containerTop = containerRectValues.top;
}
var borderValue = ej2_base_1.isNullOrUndefined(containerElement) ? 0 : containerElement.offsetHeight - containerElement.clientHeight;
var topWithoutborder = (targetRectValues.top - containerTop) - (borderValue / 2);
topWithoutborder = (topWithoutborder < 0) ? 0 : topWithoutborder;
if (targetRectValues.top > 0 && (topWithoutborder + calculatedHeight) > maxHeight) {
calculateValue = false;
Iif (targetElement.classList.contains(RESIZE_WITHIN_VIEWPORT)) {
return;
}
targetElement.style.height = (maxHeight - parseInt(topWithoutborder.toString(), 10)) + 'px';
return;
}
var targetTop = 0;
Eif (calculateValue) {
Iif (targetRectValues.top < 0 && (documentHeight + (targetRectValues.height + targetRectValues.top) > 0)) {
targetTop = targetRectValues.top;
if ((calculatedHeight + targetTop) <= 30) {
calculatedHeight = (targetRectValues.height - (targetRectValues.height + targetRectValues.top)) + 30;
}
}
if (((calculatedHeight + targetRectValues.top) >= maxHeight)) {
targetElement.style.height = targetRectValues.height +
(documentHeight - (targetRectValues.height + targetRectValues.top)) + 'px';
}
var calculatedTop = (ej2_base_1.isNullOrUndefined(containerElement)) ? targetTop : topWithoutborder;
Eif (calculatedHeight >= minHeight && ((calculatedHeight + calculatedTop) <= maxHeight)) {
targetElement.style.height = calculatedHeight + 'px';
}
}
}
/**
* Resizes the element towards the north direction.
*
* @param {MouseEvent | TouchEvent} e - The event object.
* @returns {void}
*/
function resizeNorth(e) {
var calculateValue = false;
var boundaryRectValues;
var pageY = (getEventType(e.type) === 'mouse') ? e.pageY : e.touches[0].pageY;
var targetRectValues = getClientRectValues(targetElement);
var borderValue = ej2_base_1.isNullOrUndefined(containerElement) ? 0 : containerElement.offsetHeight - containerElement.clientHeight;
if (!ej2_base_1.isNullOrUndefined(containerElement)) {
boundaryRectValues = getClientRectValues(containerElement);
}
Iif (!ej2_base_1.isNullOrUndefined(containerElement) && (targetRectValues.top - boundaryRectValues.top) > 0) {
calculateValue = true;
}
else if (ej2_base_1.isNullOrUndefined(containerElement) && pageY > 0) {
calculateValue = true;
}
else if (!ej2_base_1.isNullOrUndefined(containerElement) &&
(Math.floor((targetRectValues.top - boundaryRectValues.top) + targetRectValues.height +
(boundaryRectValues.bottom - targetRectValues.bottom)) - borderValue) <= maxHeight) {
calculateValue = true;
}
var currentHeight = originalHeight - (pageY - originalMouseY);
if (calculateValue) {
Eif (currentHeight >= minHeight && currentHeight <= maxHeight) {
var containerTop = 0;
if (!ej2_base_1.isNullOrUndefined(containerElement)) {
containerTop = boundaryRectValues.top;
}
var top_1 = (originalY - containerTop) + (pageY - originalMouseY);
top_1 = top_1 > 0 ? top_1 : 1;
targetElement.style.height = currentHeight + 'px';
targetElement.style.top = top_1 + 'px';
}
}
}
/**
* Resizes the element towards the west direction.
*
* @param {MouseEvent | TouchEvent} e - The event object.
* @returns {void}
*/
function resizeWest(e) {
var documentWidth = document.documentElement.clientWidth;
var calculateValue = false;
var rectValues;
if (!ej2_base_1.isNullOrUndefined(containerElement)) {
rectValues = getClientRectValues(containerElement);
}
var pageX = (getEventType(e.type) === 'mouse') ? e.pageX : e.touches[0].pageX;
var targetRectValues = getClientRectValues(targetElement);
var borderValue = ej2_base_1.isNullOrUndefined(containerElement) ? 0 : containerElement.offsetWidth - containerElement.clientWidth;
/* eslint-disable */
var left = ej2_base_1.isNullOrUndefined(containerElement) ? 0 : rectValues.left;
var containerWidth = ej2_base_1.isNullOrUndefined(containerElement) ? 0 : rectValues.width;
/* eslint-enable */
Eif (ej2_base_1.isNullOrUndefined(resizeWestWidth)) {
if (!ej2_base_1.isNullOrUndefined(containerElement)) {
resizeWestWidth = (((targetRectValues.left - left) - borderValue / 2)) + targetRectValues.width;
resizeWestWidth = resizeWestWidth + (containerWidth - borderValue - resizeWestWidth);
}
else {
resizeWestWidth = documentWidth;
}
}
if (!ej2_base_1.isNullOrUndefined(containerElement) &&
(Math.floor((targetRectValues.left - rectValues.left) + targetRectValues.width +
(rectValues.right - targetRectValues.right)) - borderValue) <= maxWidth) {
calculateValue = true;
}
else Eif (ej2_base_1.isNullOrUndefined(containerElement) && pageX >= 0) {
calculateValue = true;
}
var calculatedWidth = originalWidth - (pageX - originalMouseX);
Eif (setLeft) {
calculatedWidth = (calculatedWidth > resizeWestWidth) ? resizeWestWidth : calculatedWidth;
}
Eif (calculateValue) {
if (calculatedWidth >= minWidth && calculatedWidth <= maxWidth) {
var containerLeft = 0;
if (!ej2_base_1.isNullOrUndefined(containerElement)) {
containerLeft = rectValues.left;
}
var left_1 = (originalX - containerLeft) + (pageX - originalMouseX);
left_1 = (left_1 > 0) ? left_1 : 1;
if (calculatedWidth !== previousWidth && setWidth) {
targetElement.style.width = calculatedWidth + 'px';
}
Eif (setLeft) {
targetElement.style.left = left_1 + 'px';
if (left_1 === 1) {
setWidth = false;
}
else {
setWidth = true;
}
}
}
}
previousWidth = calculatedWidth;
}
/**
* Resizes the element towards the east direction.
*
* @param {MouseEvent | TouchEvent} e - The event object.
* @returns {void}
*/
function resizeEast(e) {
var documentWidth = document.documentElement.clientWidth;
var calculateValue = false;
var containerRectValues;
if (!ej2_base_1.isNullOrUndefined(containerElement)) {
containerRectValues = getClientRectValues(containerElement);
}
var coordinates = e.touches ? e.changedTouches[0] : e;
var pageX = coordinates.pageX;
var targetRectValues = getClientRectValues(targetElement);
if (!ej2_base_1.isNullOrUndefined(containerElement) && (((targetRectValues.left - containerRectValues.left) + targetRectValues.width) <= maxWidth
|| (targetRectValues.right - containerRectValues.left) >= targetRectValues.width)) {
calculateValue = true;
}
else Eif (ej2_base_1.isNullOrUndefined(containerElement) && (documentWidth - pageX) > 0) {
calculateValue = true;
}
var calculatedWidth = originalWidth + (pageX - originalMouseX);
var containerLeft = 0;
if (!ej2_base_1.isNullOrUndefined(containerElement)) {
containerLeft = containerRectValues.left;
}
if (((targetRectValues.left - containerLeft) + calculatedWidth) > maxWidth) {
calculateValue = false;
Iif (targetElement.classList.contains(RESIZE_WITHIN_VIEWPORT)) {
return;
}
targetElement.style.width = maxWidth - (targetRectValues.left - containerLeft) + 'px';
}
if (calculateValue) {
Eif (calculatedWidth >= minWidth && calculatedWidth <= maxWidth) {
targetElement.style.width = calculatedWidth + 'px';
}
}
}
/* istanbul ignore next */
/**
*
* @param {number} minimumHeight - specifies the number
* @returns {void}
*/
function setMinHeight(minimumHeight) {
minHeight = minimumHeight;
}
exports.setMinHeight = setMinHeight;
/**
*
* @param {number} value - specifies the number value
* @returns {void}
*/
function setMaxWidth(value) {
maxWidth = value;
}
exports.setMaxWidth = setMaxWidth;
/**
*
* @param {number} value - specifies the number value
* @returns {void}
*/
function setMaxHeight(value) {
maxHeight = value;
}
exports.setMaxHeight = setMaxHeight;
/**
* @returns {void}
*/
function removeResize() {
var handlers = targetElement.querySelectorAll('.' + RESIZE_HANDLER);
for (var i = 0; i < handlers.length; i++) {
ej2_base_1.detach(handlers[i]);
}
var borderResizers = targetElement.querySelectorAll('.e-dialog-border-resize');
Eif (!ej2_base_1.isNullOrUndefined(borderResizers)) {
for (var i = 0; i < borderResizers.length; i++) {
ej2_base_1.detach(borderResizers[i]);
}
}
}
exports.removeResize = removeResize;
/**
* @returns {void}
*/
function resizeDestroy() {
targetElement = null;
selectedHandler = null;
containerElement = null;
resizeWestWidth = null;
}
exports.resizeDestroy = resizeDestroy;
});
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