com.approximatrix.charting.render
Class RadarChartRenderer

java.lang.Object
  com.approximatrix.charting.render.AbstractChartRenderer
      com.approximatrix.charting.render.RadarChartRenderer

All Implemented Interfaces:

Renderer

public class RadarChartRenderer
extends AbstractChartRenderer

This renderer creates a Radar chart.

Version:

1.0

Author:

tbee

Field Summary

private static float[]	DOT1
private boolean	drawGrid
protected int	estimated_grid_steps
protected java.awt.Color	gridColor The color of grid lines
protected java.awt.Stroke	gridStroke The stroke to use for drawing grids
private static int	LABEL_BUFFER

Fields inherited from class com.approximatrix.charting.render.AbstractChartRenderer

bounds, coord, listener, model, rcm, stopFlag

Constructor Summary

RadarChartRenderer(ChartDataModel model)
Creates new RadarChartRenderer

RadarChartRenderer(CoordSystem cs, ChartDataModel model)
Creates new RadarChartRenderer

Method Summary

private double[]	getScaling() Returns the max and min values in the model
boolean	isDrawGrid() Returns whether the grid is being drawn on the radar plot
void	renderChart(java.awt.Graphics2D g) Finally renders the Object in the Graphics object.
void	setDrawGrid(boolean value) Enables or disables drawing a grid in the radar plot

Methods inherited from class com.approximatrix.charting.render.AbstractChartRenderer

addRenderChangeListener, clearRenderChangeListeners, fireRenderChangeEvent, getBounds, getChartDataModel, getCoordSystem, getPreferredSize, getRowColorModel, getTransform, interruptRendering, removeRenderChangeListener, render, resetStopFlag, setBounds, setChartDataModel, setCoordSystem, setRowColorModel

Methods inherited from class java.lang.Object

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

Field Detail

LABEL_BUFFER

private static final int LABEL_BUFFER

See Also:

Constant Field Values

DOT1

private static final float[] DOT1

gridStroke

protected java.awt.Stroke gridStroke

The stroke to use for drawing grids

gridColor

protected java.awt.Color gridColor

The color of grid lines

estimated_grid_steps

protected int estimated_grid_steps

drawGrid

private boolean drawGrid

Constructor Detail

RadarChartRenderer

public RadarChartRenderer(ChartDataModel model)

Creates new RadarChartRenderer

Parameters:

model - the DataModel that should be rendered

RadarChartRenderer

public RadarChartRenderer(CoordSystem cs,
                          ChartDataModel model)

Creates new RadarChartRenderer

Parameters:

cs - the ClassicCoordSystem used to translate values into points

model - the DataModel that should be rendered

Method Detail

renderChart

public void renderChart(java.awt.Graphics2D g)

Finally renders the Object in the Graphics object.

Specified by:

renderChart in class AbstractChartRenderer

Parameters:

g - the Graphics2D object in which to render

getScaling

private double[] getScaling()

Returns the max and min values in the model

Returns:

a two element array of the max and min values

setDrawGrid

public void setDrawGrid(boolean value)

Enables or disables drawing a grid in the radar plot

Parameters:

value - true to draw grid and tick labels, false to skip drawing

isDrawGrid

public boolean isDrawGrid()

Returns whether the grid is being drawn on the radar plot

Returns:

true if the grid and labels are drawn, false otherwise