RSChartPanel Delegates

TChartListNotifyEvent

Defines the method signature for chart list notification event handlers.

TGetTextDimMethod

Defines the method signature for an event handler that returns the pixel for where a label should be located when drawing axes

TRSChartAxisEvent

Defines the method signature for a chart axis event handler.

TRSChartAxisUpdateEvent

Defines the method signature for a chart axis update event handler. Set Handled to True if the axis has been updated in user code.

TRSChartDrawEvent

Defines the method signature for a chart draw event handler. The Canvas parameter contains the canvas that has just been painted on, and the ARect parameter specifies where on the canvas the chart was drawn. Use a draw event handler to paint to the canvas after the chart has been painted.

TRSChartDrawingEvent

Defines the method signature for a chart drawing event handler. The Canvas parameter contains the canvas that is about to painted on, and the ARect parameter specifies where on the canvas the chart will be drawn. Use a drawing event handler to paint to the canvas before the chart is painted or to stop the drawing of the chart. By setting DoDraw to False, the chart drawing can be stopped.

TRSChartEvent

Defines the method signature for a chart event handler. The Chart parameter contains the TRSCustomChart instance that caused the event.

TRSChartValueEvent

Defines the method signature for a chart value event handler. The Chart parameter contains the TRSCustomChart instance that contains the value and the Value parameter contains the TRSChartValue instance that caused the event.

TRSChartValueEvent2

Defines the method signature for a chart value event handler. The Value parameter contains the TRSChartValue instance that caused the event.

TRSChartValueNotifyEvent

Defines the method signature for a value notification event handler, i.e., when a TRSChartValue is being added, extracted, or deleted from a TRSChartValues collection.

TValuesSortCompare

Defines the method signature for a value comparison event handler, which compares two values of a TRSChartValues collection. The List parameter contains the TRSChartValues, and the Index1 and Index2 parameters specify the values to compare.