iOS & macOS Charting Documentation - SciChart iOS & macOS Charts SDK v4.x

SCIPieChartHitProviderBase

@interface SCIPieChartHitProviderBase<T : id <ISCIPieDonutRenderPassData>>
    : NSObject <ISCIPieChartHitProvider>

Defines a base class for ISCIPieChartHitProvider implementations.

Warning

Designed to be an abstract class, hence should be used for inheritance only. No direct initializations.

-initWithRenderPassDataType:
Creates a new instance of SCIPieChartHitProviderBase class.
Declaration
Objective-C

- (nonnull instancetype)initWithRenderPassDataType: (nonnull Class)renderPassDataType;
Swift

init(renderPassDataType: AnyClass)
Parameters

renderPassDataType

The type of associated render pass data.
-getPolarRadiusWithX:y:
Calculates polar radius.
Declaration
Objective-C

- (float)getPolarRadiusWithX:(float)x y:(float)y;
Swift

func getPolarRadiusWith(x: Float, y: Float) -> Float
Parameters

x

The x coordinates of point.

y

The y coordinates of point.
-getPolarAngleInDegreesClockwiseWithX:y:
Calculates polar angle in degrees clockwise.
Declaration
Objective-C

- (float)getPolarAngleInDegreesClockwiseWithX:(float)x y:(float)y;
Swift

func getPolarAngleInDegreesClockwiseWith(x: Float, y: Float) -> Float
Parameters

x

The x coordinates of point.

y

The y coordinates of point.