Core Plot (iOS and tvOS)
Cocoa plotting framework for macOS, iOS, and tvOS
<CPTScatterPlotDataSource> Protocol Reference

A scatter plot data source. More...

#import <CPTScatterPlot.h>

+ Inheritance diagram for <CPTScatterPlotDataSource>:
+ Collaboration diagram for <CPTScatterPlotDataSource>:

Public Instance Methods

Plot Symbols
(nullable CPTPlotSymbolArray *) - symbolsForScatterPlot:recordIndexRange:
 (Optional) Gets a range of plot symbols for the given scatter plot. More...
 
(nullable CPTPlotSymbol *) - symbolForScatterPlot:recordIndex:
 (Optional) Gets a single plot symbol for the given scatter plot. This method will not be called if -symbolsForScatterPlot:recordIndexRange: is also implemented in the datasource. More...
 
- Public Instance Methods inherited from <CPTPlotDataSource>
(NSUInteger- numberOfRecordsForPlot:
 (Required) The number of data points for the plot. More...
 
(nullable NSArray *) - numbersForPlot:field:recordIndexRange:
 (Optional) Gets a range of plot data for the given plot and field. Implement one and only one of the optional methods in this section. More...
 
(nullable id- numberForPlot:field:recordIndex:
 (Optional) Gets a plot data value for the given plot and field. Implement one and only one of the optional methods in this section. More...
 
(nullable double *) - doublesForPlot:field:recordIndexRange:
 (Optional) Gets a range of plot data for the given plot and field. Implement one and only one of the optional methods in this section. More...
 
(double) - doubleForPlot:field:recordIndex:
 (Optional) Gets a plot data value for the given plot and field. Implement one and only one of the optional methods in this section. More...
 
(nullable CPTNumericData *) - dataForPlot:field:recordIndexRange:
 (Optional) Gets a range of plot data for the given plot and field. Implement one and only one of the optional methods in this section. More...
 
(nullable CPTNumericData *) - dataForPlot:recordIndexRange:
 (Optional) Gets a range of plot data for all fields of the given plot simultaneously. Implement one and only one of the optional methods in this section. More...
 
(nullable CPTLayerArray *) - dataLabelsForPlot:recordIndexRange:
 (Optional) Gets a range of data labels for the given plot. More...
 
(nullable CPTLayer *) - dataLabelForPlot:recordIndex:
 (Optional) Gets a data label for the given plot. This method will not be called if -dataLabelsForPlot:recordIndexRange: is also implemented in the datasource. More...
 
- Public Instance Methods inherited from <NSObject>
(NSString *) - description
 
(NSUInteger- hash
 
(BOOL- isEqual:
 

Detailed Description

A scatter plot data source.

Method Documentation

◆ symbolForScatterPlot:recordIndex:

- (nullable CPTPlotSymbol *) symbolForScatterPlot: (nonnull CPTScatterPlot *)  plot
recordIndex: (NSUInteger idx 

(Optional) Gets a single plot symbol for the given scatter plot. This method will not be called if -symbolsForScatterPlot:recordIndexRange: is also implemented in the datasource.

Parameters
plotThe scatter plot.
idxThe data index of interest.
Returns
The plot symbol to show for the point with the given index.

◆ symbolsForScatterPlot:recordIndexRange:

- (nullable CPTPlotSymbolArray *) symbolsForScatterPlot: (nonnull CPTScatterPlot *)  plot
recordIndexRange: (NSRange indexRange 

(Optional) Gets a range of plot symbols for the given scatter plot.

Parameters
plotThe scatter plot.
indexRangeThe range of the data indexes of interest.
Returns
An array of plot symbols.

The documentation for this protocol was generated from the following file: