dotnet-api

C1.Chart.DateTimeGroupProvider

DateTimeGroupProvider Class

Provides basic groups for DateTime values that extend beyond one month. Although default groups are provided, explicit selection of the groups and format are possible.

Inheritance

object

DateTimeGroupProvider

Implements

IAxisGroupProvider

Namespace: C1.Chart

Assembly: C1.Blazor.Chart.dll

Syntax

public class DateTimeGroupProvider : IAxisGroupProvider

Constructors

Name	Description
DateTimeGroupProvider()	This contstructor allows automatic generation of groups based upon the axis range.
DateTimeGroupProvider(IAxis)	This constructor allows automatic generation of groups based upon the axis range and the axis MajorUnit value.

Properties

Name	Description
GroupFormats	Get a dictionary of formats keyed by the TimeUnits enum of each group. Each value specifies the string.Format() of the numeric value followed by the year, with the exception of TimeUnits.Month for which the format specifies either all "M" characters (for the month name) or the numeric value of the month and year. Note if {1} is not included in the format, the year is not included. Default formats are Day="{0}", Week="Week {0}, Month="MMM", Quarter="Q{0}", "Year="{0}".
GroupTypes	Gets the collection of group specifiers using the TimeUnits enumeration. The index of each specifier indicates (level-1). Specifiers modified using the collection Add, Insert and Remove methods of the collection. If no values are specified, values are automatically selected based on the range.

Name

Description

GroupFormats

Get a dictionary of formats keyed by the TimeUnits enum of each group. Each value specifies the string.Format() of the numeric value followed by the year, with the exception of TimeUnits.Month for which the format specifies either all "M" characters (for the month name) or the numeric value of the month and year. Note if {1} is not included in the format, the year is not included.

Default formats are Day="{0}", Week="Week {0}, Month="MMM", Quarter="Q{0}", "Year="{0}".

GroupTypes

Gets the collection of group specifiers using the TimeUnits enumeration. The index of each specifier indicates (level-1). Specifiers modified using the collection Add, Insert and Remove methods of the collection. If no values are specified, values are automatically selected based on the range.

Methods

Name	Description
GetLevels(IRange)	As the first method called by FlexChart, this method provides the number of group levels provided by the class.
GetRanges(IRange, int)	Returns a list of IRange values for the level specified the by the appropriate entry in the GroupTypes collection.