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

ISCIChartDebugLoggerFacade

@protocol ISCIChartDebugLoggerFacade <NSObject>

Defines the protocol to a logger facade. If you wish to receive debug log messages from SciChart, then set a logger instance via -[SCIChartDebugLogger setLoggerFacade:].

Warning

Please note, that logging will dramatically decrease performance, especially in a real-time scenario.




-logInfoWithTag:format:args:

Logs info message with the string format message with optional arguments.

Declaration

Objective-C

- (void)logInfoWithTag:(nonnull NSString *)tag
                format:(nonnull NSString *)stringFormat
                  args:(struct __va_list_tag *)args;

Swift

func logInfo(withTag tag: String, format stringFormat: String, args: CVaListPointer)

Parameters

`tag`	The string tag.
`stringFormat`	The string format.
`args`	Thar optional args.




-logWarningWithTag:format:args:

Logs warning message with the string format message with optional arguments.

Declaration

Objective-C

- (void)logWarningWithTag:(nonnull NSString *)tag
                   format:(nonnull NSString *)stringFormat
                     args:(struct __va_list_tag *)args;

Swift

func logWarning(withTag tag: String, format stringFormat: String, args: CVaListPointer)

Parameters

`tag`	The string tag.
`stringFormat`	The string format.
`args`	Thar optional args.




-logErrorWithTag:format:args:

Logs error message with the string format message with optional arguments.

Declaration

Objective-C

- (void)logErrorWithTag:(nonnull NSString *)tag
                 format:(nonnull NSString *)stringFormat
                   args:(struct __va_list_tag *)args;

Swift

func logError(withTag tag: String, format stringFormat: String, args: CVaListPointer)

Parameters

`tag`	The string tag.
`stringFormat`	The string format.
`args`	Thar optional args.

-handleException:
Handle caught exception with specified error message.
Declaration
Objective-C

- (void)handleException:(nonnull NSException *)exception;
Swift

func handle(_ exception: NSException)
Parameters

exception

The thrown exception.




-handleException:withTag:

Handle caught exception with specified error message.

Declaration

Objective-C

- (void)handleException:(nonnull NSException *)exception
                withTag:(nonnull NSString *)tag;

Swift

func handle(_ exception: NSException, withTag tag: String)

Parameters

`tag`	The string tag.
`exception`	The thrown exception.