XuniChartAnnotation Class Reference

Inherits from	NSObject
Declared in	ChartAnnotation.h

Overview

The FlexChart annotation class.

XuniChartAnnotation Class.

Other Methods

`attachment`

Gets or sets the attachment of the annotation.

@property (nonatomic) XuniChartAnnotationAttachment attachment

Discussion

Gets or sets the attachment of the annotation.

Declared In

ChartAnnotation.h

`width`

Gets or sets the width of the annotation.

@property (nonatomic) double width

Discussion

Gets or sets the width of the annotation.

Declared In

ChartAnnotation.h

`height`

Gets or sets the height of the annotation.

@property (nonatomic) double height

Discussion

Gets or sets the height of the annotation.

Declared In

ChartAnnotation.h

`isVisible`

Gets or sets whether annotation is visible.

@property (nonatomic) BOOL isVisible

Discussion

Gets or sets whether annotation is visible.

Declared In

ChartAnnotation.h

`offset`

Gets or sets the offset of the annotation from the point.

@property (nonatomic) XuniPoint *offset

Discussion

Gets or sets the offset of the annotation from the point.

Declared In

ChartAnnotation.h

`position`

Gets or sets the position of the annotation relative to the point.

@property (nonatomic) XuniChartAnnotationPosition position

Discussion

Gets or sets the position of the annotation relative to the point.

Declared In

ChartAnnotation.h

`point`

Gets or sets the point of the annotation. The point coordinates depend on the Attachment property.

@property (nonatomic) XuniPoint *point

Discussion

Gets or sets the point of the annotation. The point coordinates depend on the Attachment property.

Declared In

ChartAnnotation.h

`pointIndex`

Gets or sets the point index of the annotation. Applies only when the Attachment property is PointIndex.

@property (nonatomic) int pointIndex

Discussion

Gets or sets the point index of the annotation. Applies only when the Attachment property is PointIndex.

Declared In

ChartAnnotation.h

`seriesIndex`

Gets or sets the series index of the annotation. Applies only when the Attachment property is DataIndex.

@property (nonatomic) int seriesIndex

Discussion

Gets or sets the series index of the annotation. Applies only when the Attachment property is DataIndex.

Declared In

ChartAnnotation.h

`tooltipText`

Gets or sets the tooltip tex of the annotation.

@property (nonatomic) NSString *tooltipText

Discussion

Gets or sets the tooltip tex of the annotation.

Declared In

ChartAnnotation.h

`– initWithChart:`

Initialize an instance of class XuniChartAnnotation.

- (instancetype)initWithChart:(FlexChart *)chart

Parameters

`chart`	the FlexChart to init with.

Return Value

an instance of class XuniChartAnnotation.

Discussion

Initialize an instance of class XuniChartAnnotation.

Declared In

ChartAnnotation.h

Extension Methods

`path`

Gets or sets the path.

@property struct CGPath *path

Discussion

Gets or sets the path.

Declared In

ChartAnnotationPrivate.h

`annoTransform`

Gets or sets the transform.

@property CGAffineTransform annoTransform

Discussion

Gets or sets the transform.

Declared In

ChartAnnotationPrivate.h

`– isNeedRender:`

Judge if need to render the annotation.

- (BOOL)isNeedRender:(XuniRenderEngine *)engine

Parameters

`engine`	the render engine.

Return Value

return whether need to render.

Discussion

Judge if need to render the annotation.

Declared In

ChartAnnotationPrivate.h

`– render:`

Render the annotation.

- (BOOL)render:(XuniRenderEngine *)engine

Parameters

`engine`	the render engine.

Return Value

return the render result.

Discussion

Render the annotation.

Declared In

ChartAnnotationPrivate.h

`– getAbsolutePoint:position:attachment:engine:`

Get the absolute point of the annotation.

- (XuniPoint *)getAbsolutePoint:(XuniPoint *)point position:(XuniChartAnnotationPosition)position attachment:(XuniChartAnnotationAttachment)attachment engine:(XuniRenderEngine *)engine

Parameters

`point`	the point of the annotation.
`position`	the position of the annotation relative to the point.
`attachment`	the attachment of the annotation.
`engine`	the render engine.

Return Value

return the absolute point.

Discussion

Get the absolute point of the annotation.

Declared In

ChartAnnotationPrivate.h

`– isContains:`

Judge if annotation contain the point.

- (BOOL)isContains:(XuniPoint *)point

Parameters

`point`	the point.

Return Value

return a boolean value.

Discussion

Judge if annotation contain the point.

Declared In

ChartAnnotationPrivate.h

`– isNeedClipRect`

Judge if need to set clipped rect.

- (BOOL)isNeedClipRect

Return Value

return a boolean value.

Discussion

Judge if need to set clipped rect.

Declared In

ChartAnnotationPrivate.h