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| define(["require", "exports", "@syncfusion/ej2-base", "../index", "../common/index", "../common/index", "../common/index", "../../workbook/index"], function (require, exports, ej2_base_1, index_1, index_2, index_3, index_4, index_5) {
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var Scroll = (function () {
function Scroll(parent) {
this.clientX = 0;
this.isKeyScroll = true;
this.parent = parent;
this.addEventListener();
this.initProps();
}
Scroll.prototype.onContentScroll = function (e) {
if (!this.parent) {
return;
}
var target = this.parent.getMainContent().parentElement;
var scrollLeft = e.scrollLeft;
var top = e.scrollTop || target.scrollTop;
var left = scrollLeft && this.parent.enableRtl ? this.initScrollValue - scrollLeft : scrollLeft;
var scrollArgs;
var prevSize;
if (this.parent.allowAutoFill) {
var elem = document.querySelector('#' + this.parent.element.id + '_autofilloptionbtn-popup');
var DDBElem = document.querySelector('#' + this.parent.element.id + '_autofilloptionbtn');
if (elem) {
var DDBObj = ej2_base_1.getComponent(DDBElem, 'dropdown-btn');
DDBObj.toggle();
}
}
if (!ej2_base_1.isNullOrUndefined(scrollLeft) && this.prevScroll.scrollLeft !== left) {
var scrollRight = left > this.prevScroll.scrollLeft;
prevSize = this.offset.left.size;
this.offset.left = this.getColOffset(left, scrollRight, e.skipHidden);
if (!e.preventScroll) {
this.parent.getColumnHeaderContent().scrollLeft = scrollLeft;
this.parent.getMainContent().scrollLeft = scrollLeft;
e.scrollLeft = scrollLeft;
}
scrollArgs = {
cur: this.offset.left, prev: { idx: this.leftIndex, size: prevSize }, increase: scrollRight, preventScroll: e.preventScroll
};
this.updateTopLeftCell(scrollRight, true);
this.parent.notify(index_2.onHorizontalScroll, scrollArgs);
if (!this.parent.scrollSettings.enableVirtualization && scrollRight && !this.parent.scrollSettings.isFinite) {
this.updateNonVirtualCols();
}
this.leftIndex = scrollArgs.prev.idx;
this.prevScroll.scrollLeft = left;
}
if (Math.round(this.prevScroll.scrollTop) !== Math.round(top)) {
Iif (e.skipRowVirualScroll) {
this.prevScroll.scrollTop = 0;
this.offset.top = { idx: 0, size: 0 };
}
var scrollDown = top > this.prevScroll.scrollTop;
prevSize = this.offset.top.size;
this.offset.top = this.getRowOffset(top, scrollDown);
scrollArgs = {
cur: this.offset.top, prev: { idx: this.topIndex, size: prevSize }, increase: scrollDown, preventScroll: e.preventScroll
};
this.updateTopLeftCell(scrollDown);
if (e.preventScroll && this.offset.top.idx <= this.parent.getThreshold('row')) {
this.offset.top = { idx: 0, size: 0 };
}
else Eif (!e.skipRowVirualScroll) {
this.parent.notify(index_2.onVerticalScroll, scrollArgs);
}
else {
scrollArgs.prev.idx = scrollArgs.cur.idx;
}
if (!this.parent.scrollSettings.enableVirtualization && scrollDown && !this.parent.scrollSettings.isFinite) {
this.updateNonVirtualRows();
}
this.topIndex = scrollArgs.prev.idx;
this.prevScroll.scrollTop = top;
}
var isEdit = false;
var args = { isEdit: isEdit };
this.parent.notify(index_1.isFormulaBarEdit, args);
if (args.isEdit) {
var textArea = this.parent.element.querySelector('.e-formula-bar');
textArea.focus();
}
this.isKeyScroll = true;
};
Scroll.prototype.updateScrollValue = function (args) {
if (args.scrollLeft !== undefined) {
this.prevScroll.scrollLeft = args.scrollLeft + (this.prevScroll.scrollLeft - this.offset.left.size);
this.offset.left.size = args.scrollLeft;
}
if (args.scrollTop !== undefined) {
this.prevScroll.scrollTop = args.scrollTop + (this.prevScroll.scrollTop - this.offset.top.size);
this.offset.top.size = args.scrollTop;
}
};
Scroll.prototype.updateNonVirtualRows = function () {
var sheet = this.parent.getActiveSheet();
var threshold = this.parent.getThreshold('row');
Eif (this.offset.top.idx > sheet.rowCount - (this.parent.viewport.rowCount + threshold)) {
this.parent.renderModule.refreshUI({ rowIndex: sheet.rowCount, colIndex: 0, direction: 'first', refresh: 'RowPart' }, index_5.getCellAddress(sheet.rowCount, 0) + ":" + index_5.getCellAddress(sheet.rowCount + threshold - 1, sheet.colCount - 1));
this.parent.setSheetPropertyOnMute(sheet, 'rowCount', sheet.rowCount + threshold);
this.parent.viewport.bottomIndex = sheet.rowCount - 1;
}
};
Scroll.prototype.updateNonVirtualCols = function () {
var sheet = this.parent.getActiveSheet();
var threshold = this.parent.getThreshold('col');
Iif (this.offset.left.idx > sheet.colCount - (this.parent.viewport.colCount + threshold)) {
this.parent.renderModule.refreshUI({ rowIndex: 0, colIndex: sheet.colCount, direction: 'first', refresh: 'ColumnPart' }, index_5.getCellAddress(0, sheet.colCount) + ":" + index_5.getCellAddress(sheet.rowCount - 1, sheet.colCount + threshold - 1));
this.parent.setSheetPropertyOnMute(sheet, 'colCount', sheet.colCount + threshold);
this.parent.viewport.rightIndex = sheet.colCount - 1;
}
};
Scroll.prototype.updateTopLeftCell = function (increase, isLeft) {
var sheet = this.parent.getActiveSheet();
var top = this.offset.top.idx;
var left = this.offset.left.idx;
if (!increase) {
var frozenRow = this.parent.frozenRowCount(sheet);
top = index_5.skipHiddenIdx(sheet, top + frozenRow, true) - frozenRow;
var frozenCol = this.parent.frozenColCount(sheet);
left = index_5.skipHiddenIdx(sheet, left + frozenCol, true, 'columns') - frozenCol;
}
if (isLeft) {
this.parent.updateTopLeftCell(null, left, 'row');
}
else {
this.parent.updateTopLeftCell(top, null, 'col');
}
};
Scroll.prototype.getRowOffset = function (scrollTop, scrollDown) {
var temp = this.offset.top.size;
var sheet = this.parent.getActiveSheet();
var i = scrollDown ? this.offset.top.idx + 1 : (this.offset.top.idx ? this.offset.top.idx - 1 : 0);
var frozenRow = this.parent.frozenRowCount(sheet);
var count = this.parent.scrollSettings.isFinite ? sheet.rowCount : Infinity;
scrollTop = Math.round(scrollTop);
while (i < count) {
if (scrollDown) {
temp += index_5.getRowHeight(sheet, i - 1 + frozenRow, true);
if (Math.abs(Math.round(temp) - scrollTop) <= 1) {
return { idx: index_5.skipHiddenIdx(sheet, i + frozenRow, true) - frozenRow, size: temp };
}
if (Math.round(temp) > scrollTop) {
return { idx: i - 1, size: temp - index_5.getRowHeight(sheet, i - 1 + frozenRow, true) };
}
i++;
}
else {
temp -= index_5.getRowHeight(sheet, i + frozenRow, true);
if (temp <= 0) {
return { idx: 0, size: 0 };
}
if (Math.abs(Math.round(temp) - scrollTop) <= 1) {
return { idx: i, size: temp };
}
Iif (Math.round(temp) < scrollTop) {
temp += index_5.getRowHeight(sheet, i + frozenRow, true);
if (Math.round(temp) > scrollTop) {
return { idx: i, size: temp - index_5.getRowHeight(sheet, i + frozenRow, true) < 0 ? 0 :
temp - index_5.getRowHeight(sheet, i + frozenRow, true) };
}
else {
return { idx: index_5.skipHiddenIdx(sheet, i + 1 + frozenRow, true) - frozenRow, size: temp };
}
}
i--;
}
}
return { idx: this.offset.top.idx, size: this.offset.top.size };
};
Scroll.prototype.getColOffset = function (scrollLeft, increase, skipHidden) {
var temp = this.offset.left.size;
var sheet = this.parent.getActiveSheet();
var i = increase ? this.offset.left.idx + 1 : (this.offset.left.idx ? this.offset.left.idx - 1 : 0);
var frozenCol = this.parent.frozenColCount(sheet);
var count = this.parent.scrollSettings.isFinite ? sheet.colCount : Infinity;
while (i < count) {
if (increase) {
temp += index_5.getColumnWidth(sheet, i - 1 + frozenCol, skipHidden, true);
if (Math.abs(Math.round(temp) - scrollLeft) <= 1) {
return { idx: index_5.skipHiddenIdx(sheet, i + frozenCol, true, 'columns') - frozenCol, size: temp };
}
if (Math.round(temp) > scrollLeft) {
return { idx: i - 1, size: temp - index_5.getColumnWidth(sheet, i - 1 + frozenCol, skipHidden, true) };
}
i++;
}
else {
temp -= index_5.getColumnWidth(sheet, i + frozenCol, skipHidden, true);
if (temp <= 0) {
return { idx: 0, size: 0 };
}
if (Math.abs(Math.round(temp) - scrollLeft) <= 1) {
return { idx: i, size: temp };
}
Iif (Math.round(temp) < scrollLeft) {
temp += index_5.getColumnWidth(sheet, i + frozenCol, skipHidden, true);
if (Math.round(temp) > scrollLeft) {
temp = temp - index_5.getColumnWidth(sheet, i + frozenCol, skipHidden, true);
return { idx: i, size: temp < 0 ? 0 : temp };
}
else {
return { idx: index_5.skipHiddenIdx(sheet, i + 1 + frozenCol, true, 'columns') - frozenCol, size: temp };
}
}
i--;
}
}
return { idx: this.offset.left.idx, size: this.offset.left.size };
};
Scroll.prototype.contentLoaded = function (args) {
if (!this.parent.scrollSettings.enableVirtualization) {
var scrollTrack = this.parent.createElement('div', { className: 'e-virtualtrack' });
this.updateNonVirualScrollWidth({ scrollTrack: scrollTrack });
this.parent.getScrollElement().appendChild(scrollTrack);
}
if (args.left) {
this.parent.getScrollElement().scrollLeft = args.left;
}
this.setScrollEvent();
if (this.parent.enableRtl) {
this.initScrollValue = this.parent.getScrollElement().scrollLeft;
}
};
Scroll.prototype.updateNonVirualScrollWidth = function (args) {
if (!args.scrollTrack) {
args.scrollTrack = this.parent.getScrollElement().getElementsByClassName('e-virtualtrack')[0];
}
args.scrollTrack.style.width = Math.abs(this.parent.getContentTable().getBoundingClientRect().width +
(this.parent.scrollSettings.isFinite ? this.parent.sheetModule.getScrollSize() : 0)) + "px";
};
Scroll.prototype.onHeaderWheel = function (e) {
e.preventDefault();
this.parent.getMainContent().parentElement.scrollTop += e.deltaY;
this.parent.getScrollElement().scrollLeft += e.deltaX;
};
Scroll.prototype.onContentWheel = function (e) {
if (e.deltaX !== 0) {
e.preventDefault();
this.parent.getScrollElement().scrollLeft += e.deltaX;
}
};
Scroll.prototype.scrollHandler = function (e) {
this.onContentScroll({ scrollLeft: e.target.scrollLeft });
};
Scroll.prototype.updateScroll = function (args) {
if (ej2_base_1.isNullOrUndefined(args.left)) {
this.parent.sheetModule.contentPanel.scrollTop = args.top;
}
else {
this.parent.getScrollElement().scrollLeft = args.left;
}
};
Scroll.prototype.setScrollEvent = function (args) {
Eif (args === void 0) { args = { set: true }; }
Eif (args.set) {
ej2_base_1.EventHandler.add(this.parent.sheetModule.contentPanel, 'scroll', this.onContentScroll, this);
ej2_base_1.EventHandler.add(this.parent.getColumnHeaderContent(), 'wheel', this.onHeaderWheel, this);
ej2_base_1.EventHandler.add(this.parent.getSelectAllContent(), 'wheel', this.onHeaderWheel, this);
ej2_base_1.EventHandler.add(this.parent.getMainContent(), 'wheel', this.onContentWheel, this);
ej2_base_1.EventHandler.add(this.parent.getRowHeaderContent(), 'wheel', this.onContentWheel, this);
ej2_base_1.EventHandler.add(this.parent.getScrollElement(), 'scroll', this.scrollHandler, this);
}
else {
ej2_base_1.EventHandler.remove(this.parent.sheetModule.contentPanel, 'scroll', this.onContentScroll);
ej2_base_1.EventHandler.remove(this.parent.getColumnHeaderContent(), 'wheel', this.onHeaderWheel);
ej2_base_1.EventHandler.remove(this.parent.getSelectAllContent(), 'wheel', this.onHeaderWheel);
ej2_base_1.EventHandler.remove(this.parent.getMainContent(), 'wheel', this.onContentWheel);
ej2_base_1.EventHandler.remove(this.parent.getRowHeaderContent(), 'wheel', this.onContentWheel);
ej2_base_1.EventHandler.remove(this.parent.getScrollElement(), 'scroll', this.scrollHandler);
}
};
Scroll.prototype.initProps = function () {
this.topIndex = 0;
this.leftIndex = 0;
this.prevScroll = { scrollLeft: 0, scrollTop: 0 };
this.offset = { left: { idx: 0, size: 0 }, top: { idx: 0, size: 0 } };
};
Scroll.prototype.setPadding = function (isRtlChange) {
this.parent.sheetModule.contentPanel.style.overflowY = 'scroll';
var scrollWidth = index_2.getScrollBarWidth();
Eif (scrollWidth > 0) {
var colHeader = this.parent.getColumnHeaderContent();
var cssProps = this.parent.enableRtl ? { margin: 'marginLeft', border: 'borderLeftWidth' }
: { margin: 'marginRight', border: 'borderRightWidth' };
colHeader.parentElement.style[cssProps.margin] = scrollWidth + 'px';
colHeader.style[cssProps.border] = '1px';
}
if (isRtlChange) {
this.initScrollValue = 0;
}
};
Scroll.prototype.setClientX = function (e) {
Eif (e.type === 'mousedown' || e.pointerType === 'mouse') {
return;
}
var args = { touchSelectionStarted: false };
this.parent.notify(index_3.selectionStatus, args);
if (args.touchSelectionStarted || args.isOverlayClicked) {
return;
}
this.clientX = this.getPointX(e);
var sheetContent = document.getElementById(this.parent.element.id + '_sheet');
ej2_base_1.EventHandler.add(sheetContent, ej2_base_1.Browser.isPointer ? 'pointermove' : 'touchmove', this.onTouchScroll, this);
ej2_base_1.EventHandler.add(sheetContent, ej2_base_1.Browser.isPointer ? 'pointerup' : 'touchend', this.pointerUpHandler, this);
};
Scroll.prototype.getPointX = function (e) {
var clientX = 0;
if (e.touches && e.touches.length) {
clientX = e.touches[0].clientX;
}
else {
clientX = e.clientX;
}
return clientX;
};
Scroll.prototype.onTouchScroll = function (e) {
if (e.pointerType === 'mouse') {
return;
}
var clientX = this.getPointX(e);
var diff = this.clientX - clientX;
var scroller = this.parent.element.getElementsByClassName('e-scroller')[0];
if ((diff > 10 || diff < -10) && scroller.scrollLeft + diff >= 0) {
e.preventDefault();
this.clientX = clientX;
index_1.getUpdateUsingRaf(function () { scroller.scrollLeft += diff; });
}
};
Scroll.prototype.pointerUpHandler = function () {
var sheetContent = document.getElementById(this.parent.element.id + '_sheet');
ej2_base_1.EventHandler.remove(sheetContent, ej2_base_1.Browser.isPointer ? 'pointermove' : 'touchmove', this.onTouchScroll);
ej2_base_1.EventHandler.remove(sheetContent, ej2_base_1.Browser.isPointer ? 'pointerup' : 'touchend', this.pointerUpHandler);
};
Scroll.prototype.addEventListener = function () {
this.parent.on(index_2.contentLoaded, this.contentLoaded, this);
this.parent.on(index_3.onContentScroll, this.onContentScroll, this);
this.parent.on(index_3.updateScroll, this.updateScroll, this);
this.parent.on(index_3.deInitProperties, this.initProps, this);
this.parent.on(index_2.spreadsheetDestroyed, this.destroy, this);
this.parent.on(index_3.setScrollEvent, this.setScrollEvent, this);
this.parent.on(index_1.mouseDown, this.setClientX, this);
this.parent.on(index_4.updateScrollValue, this.updateScrollValue, this);
if (!this.parent.scrollSettings.enableVirtualization) {
this.parent.on(index_4.virtualContentLoaded, this.updateNonVirualScrollWidth, this);
this.parent.on(index_1.colWidthChanged, this.updateNonVirualScrollWidth, this);
}
};
Scroll.prototype.destroy = function () {
this.removeEventListener();
var ddbEle = document.querySelector('#' + this.parent.element.id + '_autofilloptionbtn');
if (ddbEle) {
var ddbObj = ej2_base_1.getComponent(ddbEle, 'dropdown-btn');
if (ddbObj) {
ddbObj.destroy();
}
}
this.parent = null;
};
Scroll.prototype.removeEventListener = function () {
this.parent.off(index_2.contentLoaded, this.contentLoaded);
this.parent.off(index_3.onContentScroll, this.onContentScroll);
this.parent.off(index_3.updateScroll, this.updateScroll);
this.parent.off(index_3.deInitProperties, this.initProps);
this.parent.off(index_2.spreadsheetDestroyed, this.destroy);
this.parent.off(index_3.setScrollEvent, this.setScrollEvent);
this.parent.off(index_1.mouseDown, this.setClientX);
this.parent.off(index_4.updateScrollValue, this.updateScrollValue);
if (!this.parent.scrollSettings.enableVirtualization) {
this.parent.off(index_4.virtualContentLoaded, this.updateNonVirualScrollWidth);
this.parent.off(index_1.colWidthChanged, this.updateNonVirualScrollWidth);
}
};
return Scroll;
}());
exports.Scroll = Scroll;
});
|