Inherits from NSObject
Declared in TKChartPointLabelRender.h

Overview

Represents a base class for point label renders.

Tasks

Properties

render

The corresponding series render.

@property (nonatomic, readonly, weak, null_unspecified) TKChartSeriesRender *render

Declared In

TKChartPointLabelRender.h

Instance Methods

initWithRender:

Initializes the point label’s render with corresponding series render.

- (instancetype __nonnull)initWithRender:(TKChartSeriesRender *__nonnull)render

Parameters

render

The series render.

Declared In

TKChartPointLabelRender.h

isPoint:insideRect:

Returns BOOL value showing if point is inside the bounds of given rectangle.

- (BOOL)isPoint:(CGPoint)point insideRect:(CGRect)rect

Parameters

point

The point which will be tested.

rect

The given rectangle.

Declared In

TKChartPointLabelRender.h

labelForDataPoint:property:inSeries:atIndex:

Returns TKChartPointLabel instance.

- (TKChartPointLabel *__nullable)labelForDataPoint:(id<TKChartData> __nonnull)dataPoint property:(NSString *__nullable)propertyName inSeries:(TKChartSeries *__nonnull)series atIndex:(NSUInteger)dataIndex

Parameters

dataPoint

The data point for which a label will be returned.

propertyName

The property name of the data point for which a point label will be created.

series

The data point’s series.

dataIndex

Data point’s index in the series.

Declared In

TKChartPointLabelRender.h

locationForDataPoint:forSeries:inRect:

Returns the coordinates of idTKChartData in specified rect.

- (CGPoint)locationForDataPoint:(id<TKChartData> __nonnull)dataPoint forSeries:(TKChartSeries *__nonnull)series inRect:(CGRect)rect

Parameters

dataPoint

idTKChartData instance which coordeinates will be returned.

series

The idTKChartData object series.

rect

The rect for which coordinates will be returned.

Declared In

TKChartPointLabelRender.h

renderPointLabelsForSeries:inRect:context:

Renders point labels for a series.

- (void)renderPointLabelsForSeries:(TKChartSeries *__nonnull)series inRect:(CGRect)bounds context:(CGContextRef __nonnull)ctx

Parameters

series

The series for which point labels will be rendered.

bounds

The rect that point labels should be rendered into.

ctx

CGContext instance.

Declared In

TKChartPointLabelRender.h