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

SCIDrawablePointMarker

@interface SCIDrawablePointMarker : SCIPointMarkerBase

Allows any custom drawing to be rendered via ISCIRenderContext2D API at each data point location.

Warning

Derived classes must implement -internalDrawWithContext:at:withStrokePen:andFillBrush: which draws PointMarker at specified point, otherwise exception will be throwed.

See

SCIPointMarkerBase.


                        
                        
                        -internalDrawWithContext:at:withStrokePen:andFillBrush:

Renders single PointMarker at specified coordinates on screen.

Declaration

Objective-C

- (void)internalDrawWithContext:(nonnull id<ISCIRenderContext2D>)renderContext
                             at:(CGPoint)point
                  withStrokePen:(nonnull id<ISCIPen2D>)pen
                   andFillBrush:(nonnull id<ISCIBrush2D>)brush;

Swift

func internalDraw(with renderContext: any ISCIRenderContext2D, at point: CGPoint, withStroke pen: any ISCIPen2D, andFill brush: any ISCIBrush2D)

Parameters

`renderContext`	The `ISCIRenderContext2D` instance to draw to.
`point`	The coorsinates to draw point marker at.
`pen`	Stroke `ISCIPen2D` instance.
`brush`	Fill `ISCIBrush2D` instance.