devextreme
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HTML5 JavaScript Component Suite for Responsive Web Development
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JavaScript
/**
* DevExtreme (esm/__internal/scheduler/workspaces/m_work_space_indicator.js)
* Version: 24.2.6
* Build date: Mon Mar 17 2025
*
* Copyright (c) 2012 - 2025 Developer Express Inc. ALL RIGHTS RESERVED
* Read about DevExtreme licensing here: https://js.devexpress.com/Licensing/
*/
import registerComponent from "../../../core/component_registrator";
import $ from "../../../core/renderer";
import dateUtils from "../../../core/utils/date";
import {
extend
} from "../../../core/utils/extend";
import {
getBoundingRect
} from "../../../core/utils/position";
import {
setWidth
} from "../../../core/utils/size";
import {
hasWindow
} from "../../../core/utils/window";
import {
dateUtilsTs
} from "../../core/utils/date";
import {
getToday
} from "../../scheduler/r1/utils/index";
import {
HEADER_CURRENT_TIME_CELL_CLASS
} from "../m_classes";
import timezoneUtils from "../m_utils_time_zone";
import SchedulerWorkSpace from "./m_work_space";
const toMs = dateUtils.dateToMilliseconds;
const SCHEDULER_DATE_TIME_INDICATOR_CLASS = "dx-scheduler-date-time-indicator";
const TIME_PANEL_CURRENT_TIME_CELL_CLASS = "dx-scheduler-time-panel-current-time-cell";
class SchedulerWorkSpaceIndicator extends SchedulerWorkSpace {
_getToday() {
const viewOffset = this.option("viewOffset");
const today = getToday(this.option("indicatorTime"), this.timeZoneCalculator);
return dateUtilsTs.addOffsets(today, [-viewOffset])
}
isIndicationOnView() {
if (this.option("showCurrentTimeIndicator")) {
const today = this._getToday();
const endViewDate = dateUtils.trimTime(this.getEndViewDate());
return dateUtils.dateInRange(today, this.getStartViewDate(), new Date(endViewDate.getTime() + toMs("day")))
}
return false
}
isIndicationAvailable() {
if (!hasWindow()) {
return false
}
const today = this._getToday();
return today >= dateUtils.trimTime(new Date(this.getStartViewDate()))
}
isIndicatorVisible() {
const today = this._getToday();
const endViewDate = new Date(this.getEndViewDate().getTime() + toMs("minute") - 1);
const firstViewDate = new Date(this.getStartViewDate());
firstViewDate.setFullYear(today.getFullYear(), today.getMonth(), today.getDate());
endViewDate.setFullYear(today.getFullYear(), today.getMonth(), today.getDate());
return dateUtils.dateInRange(today, firstViewDate, endViewDate)
}
_renderIndicator(height, rtlOffset, $container, groupCount) {
const groupedByDate = this.isGroupedByDate();
const repeatCount = groupedByDate ? 1 : groupCount;
for (let i = 0; i < repeatCount; i++) {
const $indicator = this._createIndicator($container);
setWidth($indicator, groupedByDate ? this.getCellWidth() * groupCount : this.getCellWidth());
this._groupedStrategy.shiftIndicator($indicator, height, rtlOffset, i)
}
}
_createIndicator($container) {
const $indicator = $("<div>").addClass("dx-scheduler-date-time-indicator");
$container.append($indicator);
return $indicator
}
_getRtlOffset(width) {
return this.option("rtlEnabled") ? getBoundingRect(this._dateTableScrollable.$content().get(0)).width - this.getTimePanelWidth() - width : 0
}
_setIndicationUpdateInterval() {
if (!this.option("showCurrentTimeIndicator") || 0 === this.option("indicatorUpdateInterval")) {
return
}
this._clearIndicatorUpdateInterval();
this._indicatorInterval = setInterval((() => {
this.renderCurrentDateTimeIndication()
}), this.option("indicatorUpdateInterval"))
}
_clearIndicatorUpdateInterval() {
if (this._indicatorInterval) {
clearInterval(this._indicatorInterval);
delete this._indicatorInterval
}
}
_isVerticalShader() {
return true
}
getIndicationWidth(groupIndex) {
const maxWidth = this.getCellWidth() * this._getCellCount();
let difference = this._getIndicatorDuration();
if (difference > this._getCellCount()) {
difference = this._getCellCount()
}
const width = difference * this.getRoundedCellWidth(groupIndex, groupIndex * this._getCellCount(), difference);
return maxWidth < width ? maxWidth : width
}
getIndicatorOffset(groupIndex) {
const difference = this._getIndicatorDuration() - 1;
const offset = difference * this.getRoundedCellWidth(groupIndex, groupIndex * this._getCellCount(), difference);
return offset
}
_getIndicatorDuration() {
const today = this._getToday();
const firstViewDate = new Date(this.getStartViewDate());
let timeDiff = today.getTime() - firstViewDate.getTime();
if ("workWeek" === this.option("type")) {
timeDiff -= this._getWeekendsCount(Math.round(timeDiff / toMs("day"))) * toMs("day")
}
return Math.ceil((timeDiff + 1) / toMs("day"))
}
getIndicationHeight() {
const today = timezoneUtils.getDateWithoutTimezoneChange(this._getToday());
const cellHeight = this.getCellHeight();
const date = new Date(this.getStartViewDate());
if (this.isIndicationOnView()) {
date.setFullYear(today.getFullYear(), today.getMonth(), today.getDate())
}
const duration = today.getTime() - date.getTime();
const cellCount = duration / this.getCellDuration();
return cellCount * cellHeight
}
_dispose() {
this._clearIndicatorUpdateInterval();
super._dispose.apply(this, arguments)
}
renderCurrentDateTimeIndication() {
this.renderCurrentDateTimeLineAndShader();
if (this.isRenovatedRender()) {
this.renderWorkSpace({
generateNewData: true,
renderComponents: {
header: true,
timePanel: true
}
})
}
}
renderCurrentDateTimeLineAndShader() {
var _this$_shader;
this._cleanDateTimeIndicator();
null === (_this$_shader = this._shader) || void 0 === _this$_shader || _this$_shader.clean();
this._renderDateTimeIndication()
}
_isCurrentTimeHeaderCell(headerIndex) {
if (this.isIndicationOnView()) {
const {
completeDateHeaderMap: completeDateHeaderMap
} = this.viewDataProvider;
const date = completeDateHeaderMap[completeDateHeaderMap.length - 1][headerIndex].startDate;
return dateUtils.sameDate(date, this._getToday())
}
return false
}
_getHeaderPanelCellClass(i) {
const cellClass = super._getHeaderPanelCellClass(i);
if (this._isCurrentTimeHeaderCell(i)) {
return `${cellClass} ${HEADER_CURRENT_TIME_CELL_CLASS}`
}
return cellClass
}
_cleanView() {
super._cleanView();
this._cleanDateTimeIndicator()
}
_dimensionChanged() {
super._dimensionChanged();
this.renderCurrentDateTimeLineAndShader()
}
_cleanDateTimeIndicator() {
this.$element().find(".dx-scheduler-date-time-indicator").remove()
}
_cleanWorkSpace() {
super._cleanWorkSpace();
this._renderDateTimeIndication();
this._setIndicationUpdateInterval()
}
_optionChanged(args) {
switch (args.name) {
case "showCurrentTimeIndicator":
case "indicatorTime":
this._cleanWorkSpace();
break;
case "indicatorUpdateInterval":
this._setIndicationUpdateInterval();
break;
case "showAllDayPanel":
case "allDayExpanded":
case "crossScrollingEnabled":
super._optionChanged(args);
this.renderCurrentDateTimeIndication();
break;
case "shadeUntilCurrentTime":
this.renderCurrentDateTimeIndication();
break;
default:
super._optionChanged(args)
}
}
_getDefaultOptions() {
return extend(super._getDefaultOptions(), {
showCurrentTimeIndicator: true,
indicatorTime: new Date,
indicatorUpdateInterval: 5 * toMs("minute"),
shadeUntilCurrentTime: true
})
}
_getCurrentTimePanelCellIndices() {
const rowCountPerGroup = this._getTimePanelRowCount();
const today = this._getToday();
const index = this.getCellIndexByDate(today);
const {
rowIndex: currentTimeRowIndex
} = this._getCellCoordinatesByIndex(index);
if (void 0 === currentTimeRowIndex) {
return []
}
let cellIndices;
if (0 === currentTimeRowIndex) {
cellIndices = [currentTimeRowIndex]
} else {
cellIndices = currentTimeRowIndex % 2 === 0 ? [currentTimeRowIndex - 1, currentTimeRowIndex] : [currentTimeRowIndex, currentTimeRowIndex + 1]
}
const verticalGroupCount = this._isVerticalGroupedWorkSpace() ? this._getGroupCount() : 1;
return [...new Array(verticalGroupCount)].reduce(((currentIndices, _, groupIndex) => [...currentIndices, ...cellIndices.map((cellIndex => rowCountPerGroup * groupIndex + cellIndex))]), [])
}
_renderDateTimeIndication() {
if (!this.isIndicationAvailable()) {
return
}
if (this.option("shadeUntilCurrentTime")) {
this._shader.render()
}
if (!this.isIndicationOnView() || !this.isIndicatorVisible()) {
return
}
const groupCount = this._getGroupCount() || 1;
const $container = this._dateTableScrollable.$content();
const height = this.getIndicationHeight();
const rtlOffset = this._getRtlOffset(this.getCellWidth());
this._renderIndicator(height, rtlOffset, $container, groupCount);
if (!this.isRenovatedRender()) {
this._setCurrentTimeCells()
}
}
_setCurrentTimeCells() {
const timePanelCells = this._getTimePanelCells();
const currentTimeCellIndices = this._getCurrentTimePanelCellIndices();
currentTimeCellIndices.forEach((timePanelCellIndex => {
timePanelCells.eq(timePanelCellIndex).addClass(TIME_PANEL_CURRENT_TIME_CELL_CLASS)
}))
}
_cleanCurrentTimeCells() {
this.$element().find(`.${TIME_PANEL_CURRENT_TIME_CELL_CLASS}`).removeClass(TIME_PANEL_CURRENT_TIME_CELL_CLASS)
}
}
registerComponent("dxSchedulerWorkSpace", SchedulerWorkSpaceIndicator);
export default SchedulerWorkSpaceIndicator;