com.androidplot.xy

Class FastLineAndPointRenderer

java.lang.Object

com.androidplot.ui.SeriesRenderer<XYPlot,SeriesType,XYFormatterType>

com.androidplot.xy.XYSeriesRenderer<XYSeries,FastLineAndPointRenderer.Formatter>

com.androidplot.xy.FastLineAndPointRenderer

public class FastLineAndPointRenderer
extends XYSeriesRenderer<XYSeries,FastLineAndPointRenderer.Formatter>

A faster implementation of of LineAndPointRenderer. For performance reasons, has these constraints: - Interpolation is not supported - Does not draw fill - Does not support null values

Since:

1.2.0

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	FastLineAndPointRenderer.Formatter Formatter designed to work in tandem with AdvancedLineAndPointRenderer.

Constructor Summary

Constructors

Constructor and Description
FastLineAndPointRenderer(XYPlot plot)

Method Summary

Modifier and Type	Method and Description
protected void	doDrawLegendIcon(android.graphics.Canvas canvas, android.graphics.RectF rect, FastLineAndPointRenderer.Formatter formatter) Draw the legend icon in the rect passed in.
protected void	drawSegment(android.graphics.Canvas canvas, float[] points, int offset, int len, FastLineAndPointRenderer.Formatter formatter)
protected void	onRender(android.graphics.Canvas canvas, android.graphics.RectF plotArea, XYSeries series, FastLineAndPointRenderer.Formatter formatter, RenderStack stack)

Methods inherited from class com.androidplot.xy.XYSeriesRenderer

getUniqueRegionFormatters

Methods inherited from class com.androidplot.ui.SeriesRenderer

drawSeriesLegendIcon, getFormatter, getPlot, getSeriesAndFormatterList, getSeriesList, render, setPlot

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

FastLineAndPointRenderer

public FastLineAndPointRenderer(XYPlot plot)

Method Detail

onRender

protected void onRender(android.graphics.Canvas canvas,
                        android.graphics.RectF plotArea,
                        XYSeries series,
                        FastLineAndPointRenderer.Formatter formatter,
                        RenderStack stack)
                 throws PlotRenderException

Specified by:

onRender in class SeriesRenderer<XYPlot,XYSeries,FastLineAndPointRenderer.Formatter>

series - The series to be rendered

formatter - The getFormatter that should be used to render the series

stack - Ordered list of all series being renderered. May be manipulated by the Renderer to gain effect.

Throws:

PlotRenderException

drawSegment

protected void drawSegment(android.graphics.Canvas canvas,
                           float[] points,
                           int offset,
                           int len,
                           FastLineAndPointRenderer.Formatter formatter)

doDrawLegendIcon

protected void doDrawLegendIcon(android.graphics.Canvas canvas,
                                android.graphics.RectF rect,
                                FastLineAndPointRenderer.Formatter formatter)

Description copied from class: SeriesRenderer

Draw the legend icon in the rect passed in.

Specified by:

doDrawLegendIcon in class SeriesRenderer<XYPlot,XYSeries,FastLineAndPointRenderer.Formatter>