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

ISCIAnnotationSelectionDrawable

@protocol ISCIAnnotationSelectionDrawable <NSObject>

Defines the interface which draws overlay for selected annotation.

  • Draws overlay for selected annotation.

    Declaration

    Objective-C

    - (void)onDrawAnnotationSelection:(nonnull CGPathRef)annotationSelection
                          inCGContext:(nonnull CGContextRef)context;

    Swift

    func onDrawAnnotationSelection(_ annotationSelection: CGPath, in context: CGContext)

    Parameters

    annotationSelection

    The path which contents the annotation selection overlay to draw.

    context

    The CGContext to draw on.