devextreme
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HTML5 JavaScript Component Suite for Responsive Web Development
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JavaScript
/**
* DevExtreme (esm/ui/scheduler/appointments/rendering_strategies/strategy_vertical.js)
* Version: 21.2.4
* Build date: Mon Dec 06 2021
*
* Copyright (c) 2012 - 2021 Developer Express Inc. ALL RIGHTS RESERVED
* Read about DevExtreme licensing here: https://js.devexpress.com/Licensing/
*/
import BaseAppointmentsStrategy from "./strategy.base";
import {
extend
} from "../../../../core/utils/extend";
import {
isNumeric
} from "../../../../core/utils/type";
import dateUtils from "../../../../core/utils/date";
import timeZoneUtils from "../../utils.timeZone";
import {
ExpressionUtils
} from "../../expressionUtils";
import {
createAppointmentAdapter
} from "../../appointmentAdapter";
import {
getAppointmentTakesAllDay
} from "../dataProvider/utils";
import getSkippedHoursInRange from "../../../../renovation/ui/scheduler/view_model/appointments/utils/getSkippedHoursInRange";
var ALLDAY_APPOINTMENT_MIN_VERTICAL_OFFSET = 5;
var ALLDAY_APPOINTMENT_MAX_VERTICAL_OFFSET = 20;
var toMs = dateUtils.dateToMilliseconds;
class VerticalRenderingStrategy extends BaseAppointmentsStrategy {
getDeltaTime(args, initialSize, appointment) {
var deltaTime = 0;
if (this.isAllDay(appointment)) {
deltaTime = this._getDeltaWidth(args, initialSize) * toMs("day")
} else {
var deltaHeight = args.height - initialSize.height;
deltaTime = toMs("minute") * Math.round(deltaHeight / this.cellHeight * this.cellDurationInMinutes)
}
return deltaTime
}
_correctCollectorCoordinatesInAdaptive(coordinates, isAllDay) {
if (isAllDay) {
super._correctCollectorCoordinatesInAdaptive(coordinates, isAllDay)
} else if (0 === this._getMaxAppointmentCountPerCellByType()) {
var cellHeight = this.cellHeight;
var cellWidth = this.cellWidth;
coordinates.top += (cellHeight - this.getDropDownButtonAdaptiveSize()) / 2;
coordinates.left += (cellWidth - this.getDropDownButtonAdaptiveSize()) / 2
}
}
getAppointmentGeometry(coordinates) {
var geometry = null;
if (coordinates.allDay) {
geometry = this._getAllDayAppointmentGeometry(coordinates)
} else {
geometry = this.isAdaptive && coordinates.isCompact ? this._getAdaptiveGeometry(coordinates) : this._getVerticalAppointmentGeometry(coordinates)
}
return super.getAppointmentGeometry(geometry)
}
_getAdaptiveGeometry(coordinates) {
var config = this._calculateGeometryConfig(coordinates);
return this._customizeCoordinates(coordinates, config.height, config.appointmentCountPerCell, config.offset)
}
_getItemPosition(appointment) {
var adapter = createAppointmentAdapter(appointment, this.dataAccessors, this.timeZoneCalculator);
var allDay = this.isAllDay(appointment);
var isRecurring = !!adapter.recurrenceRule;
var appointmentStartDate = adapter.calculateStartDate("toGrid");
var appointmentEndDate = adapter.calculateEndDate("toGrid");
var isAppointmentTakesSeveralDays = !timeZoneUtils.isSameAppointmentDates(appointmentStartDate, appointmentEndDate);
if (allDay) {
return super._getItemPosition(appointment)
}
var settings = this.generateAppointmentSettings(appointment);
var result = [];
for (var j = 0; j < settings.length; j++) {
var currentSetting = settings[j];
var height = this.calculateAppointmentHeight(appointment, currentSetting);
var width = this.calculateAppointmentWidth(appointment, currentSetting);
var resultHeight = height;
var appointmentReduced = null;
var multiDaysAppointmentParts = [];
var currentMaxAllowedPosition = currentSetting.vMax;
if (this._isMultiViewAppointment(currentSetting, height) || isAppointmentTakesSeveralDays && !isRecurring) {
var reduceHead = dateUtils.sameDate(appointmentStartDate, currentSetting.info.appointment.startDate) || isRecurring;
if (reduceHead) {
resultHeight = this._reduceMultiDayAppointment(height, {
top: currentSetting.top,
bottom: currentMaxAllowedPosition
});
multiDaysAppointmentParts = this._getAppointmentParts({
sourceAppointmentHeight: height,
reducedHeight: resultHeight,
width: width
}, currentSetting)
}
var isMultiDay = this._isMultiDayAppointment(currentSetting, height);
if (isMultiDay) {
appointmentReduced = reduceHead ? "head" : "tail"
}
}
extend(currentSetting, {
height: resultHeight,
width: width,
allDay: allDay,
appointmentReduced: appointmentReduced
});
result = this._getAppointmentPartsPosition(multiDaysAppointmentParts, currentSetting, result)
}
return result
}
_isMultiDayAppointment(position, height) {
if (this.isVirtualScrolling) {
var maxTop = this._getGroupHeight() - this._getGroupTopOffset(position);
return height > maxTop
}
return false
}
_isMultiViewAppointment(position, height) {
return height > position.vMax - position.top
}
_reduceMultiDayAppointment(sourceAppointmentHeight, bound) {
sourceAppointmentHeight = bound.bottom - Math.floor(bound.top);
return sourceAppointmentHeight
}
_getGroupHeight() {
return this.cellHeight * this.rowCount
}
_getGroupTopOffset(appointmentSettings) {
var {
groupIndex: groupIndex
} = appointmentSettings;
var groupTop = Math.max(0, this.positionHelper.getGroupTop({
groupIndex: groupIndex,
showAllDayPanel: this.showAllDayPanel,
isGroupedAllDayPanel: this.isGroupedAllDayPanel
}));
var allDayPanelOffset = this.positionHelper.getOffsetByAllDayPanel({
groupIndex: groupIndex,
supportAllDayRow: this.allDaySupported(),
showAllDayPanel: this.showAllDayPanel
});
var appointmentGroupTopOffset = appointmentSettings.top - groupTop - allDayPanelOffset;
return appointmentGroupTopOffset
}
_getTailHeight(appointmentGeometry, appointmentSettings) {
if (!this.isVirtualScrolling) {
return appointmentGeometry.sourceAppointmentHeight - appointmentGeometry.reducedHeight
}
var appointmentGroupTopOffset = this._getGroupTopOffset(appointmentSettings);
var {
sourceAppointmentHeight: sourceAppointmentHeight
} = appointmentGeometry;
var groupHeight = this._getGroupHeight();
var tailHeight = appointmentGroupTopOffset + sourceAppointmentHeight - groupHeight;
return tailHeight
}
_getAppointmentParts(appointmentGeometry, appointmentSettings) {
var tailHeight = this._getTailHeight(appointmentGeometry, appointmentSettings);
var width = appointmentGeometry.width;
var result = [];
var currentPartTop = Math.max(0, this.positionHelper.getGroupTop({
groupIndex: appointmentSettings.groupIndex,
showAllDayPanel: this.showAllDayPanel,
isGroupedAllDayPanel: this.isGroupedAllDayPanel
}));
var cellsDiff = this.isGroupedByDate ? this.groupCount : 1;
var offset = this.cellWidth * cellsDiff;
var left = appointmentSettings.left + offset;
if (tailHeight > 0) {
var minHeight = this.getAppointmentMinSize();
if (tailHeight < minHeight) {
tailHeight = minHeight
}
var allDayPanelOffset = this.positionHelper.getOffsetByAllDayPanel({
groupIndex: appointmentSettings.groupIndex,
supportAllDayRow: this.allDaySupported(),
showAllDayPanel: this.showAllDayPanel
});
currentPartTop += allDayPanelOffset;
result.push(extend(true, {}, appointmentSettings, {
top: currentPartTop,
left: left,
height: tailHeight,
width: width,
appointmentReduced: "tail",
rowIndex: 0,
columnIndex: appointmentSettings.columnIndex + cellsDiff
}))
}
return result
}
_getMinuteHeight() {
return this.cellHeight / this.cellDurationInMinutes
}
_getCompactLeftCoordinate(itemLeft, index) {
var cellWidth = this.cellWidth || this.getAppointmentMinSize();
return itemLeft + (1 + cellWidth) * index
}
_getVerticalAppointmentGeometry(coordinates) {
var config = this._calculateVerticalGeometryConfig(coordinates);
return this._customizeVerticalCoordinates(coordinates, config.width, config.appointmentCountPerCell, config.offset)
}
_customizeVerticalCoordinates(coordinates, width, appointmentCountPerCell, topOffset, isAllDay) {
var appointmentWidth = Math.max(width / appointmentCountPerCell, width / coordinates.count);
var height = coordinates.height;
var appointmentLeft = coordinates.left + coordinates.index * appointmentWidth;
var top = coordinates.top;
if (coordinates.isCompact) {
this._markAppointmentAsVirtual(coordinates, isAllDay)
}
return {
height: height,
width: appointmentWidth,
top: top,
left: appointmentLeft,
empty: this._isAppointmentEmpty(height, width)
}
}
_calculateVerticalGeometryConfig(coordinates) {
var overlappingMode = this.maxAppointmentsPerCell;
var offsets = this._getOffsets();
var appointmentDefaultOffset = this._getAppointmentDefaultOffset();
var appointmentCountPerCell = this._getAppointmentCount(overlappingMode, coordinates);
var ratio = this._getDefaultRatio(coordinates, appointmentCountPerCell);
var maxWidth = this._getMaxWidth();
if (!appointmentCountPerCell) {
appointmentCountPerCell = coordinates.count;
ratio = (maxWidth - offsets.unlimited) / maxWidth
}
var topOffset = (1 - ratio) * maxWidth;
if ("auto" === overlappingMode || isNumeric(overlappingMode)) {
ratio = 1;
maxWidth -= appointmentDefaultOffset;
topOffset = 0
}
return {
width: ratio * maxWidth,
appointmentCountPerCell: appointmentCountPerCell,
offset: topOffset
}
}
_getMaxWidth() {
return this.cellWidth || this.cellWidth
}
isAllDay(appointmentData) {
var allDay = ExpressionUtils.getField(this.dataAccessors, "allDay", appointmentData);
if (allDay) {
return true
}
var adapter = createAppointmentAdapter(appointmentData, this.dataAccessors, this.timeZoneCalculator);
return getAppointmentTakesAllDay(adapter, this.startDayHour, this.endDayHour)
}
_getAppointmentMaxWidth() {
return this.cellWidth - this._getAppointmentDefaultOffset()
}
calculateAppointmentWidth(appointment, position) {
if (!this.isAllDay(appointment)) {
return 0
}
var startDate = dateUtils.trimTime(position.info.appointment.startDate);
var endDate = dateUtils.trimTime(position.info.appointment.endDate);
var {
normalizedEndDate: normalizedEndDate
} = position.info.appointment;
var cellWidth = this.cellWidth || this.getAppointmentMinSize();
var durationInHours = (normalizedEndDate.getTime() - startDate.getTime()) / toMs("hour");
var skippedHours = getSkippedHoursInRange(startDate, endDate, this.viewDataProvider);
var width = Math.ceil((durationInHours - skippedHours) / 24) * cellWidth;
width = this.cropAppointmentWidth(width, cellWidth);
return width
}
calculateAppointmentHeight(appointment, position) {
if (this.isAllDay(appointment)) {
return 0
}
var startDate = position.info.appointment.startDate;
var {
normalizedEndDate: normalizedEndDate
} = position.info.appointment;
var allDay = ExpressionUtils.getField(this.dataAccessors, "allDay", appointment);
var duration = this.getAppointmentDurationInMs(startDate, normalizedEndDate, allDay);
var durationInMinutes = this._adjustDurationByDaylightDiff(duration, startDate, normalizedEndDate) / toMs("minute");
var height = durationInMinutes * this._getMinuteHeight();
return height
}
getDirection() {
return "vertical"
}
_sortCondition(a, b) {
var allDayCondition = a.allDay - b.allDay;
var isAllDay = a.allDay && b.allDay;
var condition = "vertical" === this.groupOrientation && isAllDay ? this._columnCondition(a, b) : this._rowCondition(a, b);
return allDayCondition ? allDayCondition : condition
}
allDaySupported() {
return true
}
_getAllDayAppointmentGeometry(coordinates) {
var config = this._calculateGeometryConfig(coordinates);
return this._customizeCoordinates(coordinates, config.height, config.appointmentCountPerCell, config.offset, true)
}
_calculateGeometryConfig(coordinates) {
if (!this.allowResizing || !this.allowAllDayResizing) {
coordinates.skipResizing = true
}
var config = super._calculateGeometryConfig(coordinates);
if (coordinates.count <= this._getDynamicAppointmentCountPerCell().allDay) {
config.offset = 0
}
return config
}
_getAppointmentCount(overlappingMode, coordinates) {
return "auto" !== overlappingMode && 1 === coordinates.count && !isNumeric(overlappingMode) ? coordinates.count : this._getMaxAppointmentCountPerCellByType(coordinates.allDay)
}
_getDefaultRatio(coordinates, appointmentCountPerCell) {
return coordinates.count > this.appointmentCountPerCell ? .65 : 1
}
_getOffsets() {
return {
unlimited: ALLDAY_APPOINTMENT_MIN_VERTICAL_OFFSET,
auto: ALLDAY_APPOINTMENT_MAX_VERTICAL_OFFSET
}
}
_getMaxHeight() {
return this.allDayHeight || this.getAppointmentMinSize()
}
_needVerticalGroupBounds(allDay) {
return !allDay
}
_needHorizontalGroupBounds() {
return false
}
getPositionShift(timeShift, isAllDay) {
if (!isAllDay && this.isAdaptive && 0 === this._getMaxAppointmentCountPerCellByType(isAllDay)) {
return {
top: 0,
left: 0,
cellPosition: 0
}
}
return super.getPositionShift(timeShift, isAllDay)
}
}
export default VerticalRenderingStrategy;