C# Класс System.Windows.Forms.DataVisualization.Charting.ChartTypes.FastPointChart

FastPointChart class implements a simplified point chart drawing algorithm which is optimized for the performance.

Наследование: IChartType

Private Properties

Свойство	Тип	Описание

Метод	Описание
AddSmartLabelMarkerPositions ( CommonElements common, ChartArea area, Series series, ArrayList list ) : void	Adds markers position to the list. Used to check SmartLabelStyle overlapping.
Dispose ( ) : void	Performs application-defined tasks associated with freeing, releasing, or resetting unmanaged resources.
FastPointChart ( ) : System.Collections	Default constructor
GetImage ( System.Windows.Forms.DataVisualization.Charting.ChartTypes.ChartTypeRegistry registry ) : Image	Gets chart type image.
GetLegendImageStyle ( Series series ) : LegendImageStyle	How to draw series/points in legend: Filled rectangle, Line or Marker
GetYValue ( CommonElements common, ChartArea area, Series series, DataPoint point, int pointIndex, int yValueIndex ) : double	Helper function, which returns the Y value of the location.
Paint ( ChartGraphics graph, CommonElements common, ChartArea area, Series seriesToDraw ) : void	Paint FastPoint Chart.

Метод	Описание
Dispose ( bool disposing ) : void	Releases unmanaged and - optionally - managed resources
DrawMarker ( ChartGraphics graph, DataPoint point, int pointIndex, PointF location, MarkerStyle markerStyle, int markerSize, Brush brush, Pen borderPen ) : void	Draws a marker that represents a data point in FastPoint series.

Adds markers position to the list. Used to check SmartLabelStyle overlapping.

public AddSmartLabelMarkerPositions ( CommonElements common, ChartArea area, Series series, ArrayList list ) : void
common	CommonElements	Common chart elements.
area	ChartArea	Chart area.
series	Series	Series values to be used.
list	ArrayList	List to add to.
Результат	void

Performs application-defined tasks associated with freeing, releasing, or resetting unmanaged resources.

public Dispose ( ) : void
Результат	void

Releases unmanaged and - optionally - managed resources

protected Dispose ( bool disposing ) : void
disposing	bool	true to release both managed and unmanaged resources; false to release only unmanaged resources.
Результат	void

Draws a marker that represents a data point in FastPoint series.

protected DrawMarker ( ChartGraphics graph, DataPoint point, int pointIndex, PointF location, MarkerStyle markerStyle, int markerSize, Brush brush, Pen borderPen ) : void
graph	ChartGraphics	Chart graphics used to draw the marker.
point	DataPoint	Series data point drawn.
pointIndex	int	Data point index in the series.
location	PointF	Marker location in pixels.
markerStyle	MarkerStyle	Marker style.
markerSize	int	Marker size in pixels.
brush	Brush	Brush used to fill marker shape.
borderPen	Pen	Marker border pen.
Результат	void

Default constructor

public FastPointChart ( ) : System.Collections
Результат	System.Collections

Gets chart type image.

public GetImage ( System.Windows.Forms.DataVisualization.Charting.ChartTypes.ChartTypeRegistry registry ) : Image
registry	System.Windows.Forms.DataVisualization.Charting.ChartTypes.ChartTypeRegistry	Chart types registry object.
Результат	System.Drawing.Image

How to draw series/points in legend: Filled rectangle, Line or Marker

public GetLegendImageStyle ( Series series ) : LegendImageStyle
series	Series	Legend item series.
Результат	LegendImageStyle

Helper function, which returns the Y value of the location.

public GetYValue ( CommonElements common, ChartArea area, Series series, DataPoint point, int pointIndex, int yValueIndex ) : double
common	CommonElements	Chart common elements.
area	ChartArea	Chart area the series belongs to.
series	Series	Sereis of the location.
point	DataPoint	Point object.
pointIndex	int	Index of the location.
yValueIndex	int	Index of the Y value to get.
Результат	double

Paint FastPoint Chart.

public Paint ( ChartGraphics graph, CommonElements common, ChartArea area, Series seriesToDraw ) : void
graph	ChartGraphics	The Chart Graphics object.
common	CommonElements	The Common elements object.
area	ChartArea	Chart area for this chart.
seriesToDraw	Series	Chart series to draw.
Результат	void