com.codename1.charts.views

Class RoundChart

java.lang.Object

com.codename1.charts.views.AbstractChart

com.codename1.charts.views.RoundChart

Direct Known Subclasses:

DialChart, DoughnutChart, PieChart, RadarChart

public abstract class RoundChart
extends AbstractChart

An abstract class to be extended by round like chart rendering classes.

Field Summary

Fields

Modifier and Type	Field and Description
protected boolean	autoCalculateCenter
protected int	mCenterX The chart center X axis.
protected int	mCenterY The chart center y axis.
protected CategorySeries	mDataset The series dataset.
protected DefaultRenderer	mRenderer The series renderer.
protected static int	NO_VALUE A no value constant.
protected static int	SHAPE_WIDTH The legend shape width.

Constructor Summary

Constructors

Constructor and Description
RoundChart(CategorySeries dataset, DefaultRenderer renderer) Round chart.

Method Summary

Modifier and Type	Method and Description
void	drawLegendShape(Canvas canvas, SimpleSeriesRenderer renderer, float x, float y, int seriesIndex, Paint paint) The graphical representation of the legend shape.
void	drawTitle(Canvas canvas, int x, int y, int width, Paint paint) The graphical representation of the round chart title.
int	getCenterX() Returns the center on X axis.
int	getCenterY() Returns the center on Y axis.
int	getLegendShapeWidth(int seriesIndex) Returns the legend shape width.
DefaultRenderer	getRenderer() Returns the renderer.
boolean	isAutocalculateCenter()
void	setAutocalculateCenter(boolean a)
void	setCenterX(int centerX) Sets a new center on X axis.
void	setCenterY(int centerY) Sets a new center on Y axis.

Methods inherited from class com.codename1.charts.views.AbstractChart

draw, drawBackground, drawLabel, drawLegend, drawPath, drawPath, drawString, getExceed, getLabel, getLegendSize, getSeriesAndPointForScreenCoordinate, isNullValue, isVertical

Methods inherited from class java.lang.Object

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

Field Detail

SHAPE_WIDTH

protected static final int SHAPE_WIDTH

The legend shape width.

See Also:

Constant Field Values

mDataset

protected CategorySeries mDataset

The series dataset.

mRenderer

protected DefaultRenderer mRenderer

The series renderer.

NO_VALUE

protected static final int NO_VALUE

A no value constant.

See Also:

Constant Field Values

mCenterX

protected int mCenterX

The chart center X axis.

mCenterY

protected int mCenterY

The chart center y axis.

autoCalculateCenter

protected boolean autoCalculateCenter

Constructor Detail

RoundChart

public RoundChart(CategorySeries dataset,
                  DefaultRenderer renderer)

Round chart.

Parameters:

dataset - the series dataset

renderer - the series renderer

Method Detail

drawTitle

public void drawTitle(Canvas canvas,
                      int x,
                      int y,
                      int width,
                      Paint paint)

The graphical representation of the round chart title.

Parameters:

canvas - the canvas to paint to

x - the top left x value of the view to draw to

y - the top left y value of the view to draw to

width - the width of the view to draw to

paint - the paint

getLegendShapeWidth

public int getLegendShapeWidth(int seriesIndex)

Returns the legend shape width.

Specified by:

getLegendShapeWidth in class AbstractChart

Parameters:

seriesIndex - the series index

Returns:

the legend shape width

drawLegendShape

public void drawLegendShape(Canvas canvas,
                            SimpleSeriesRenderer renderer,
                            float x,
                            float y,
                            int seriesIndex,
                            Paint paint)

The graphical representation of the legend shape.

Specified by:

drawLegendShape in class AbstractChart

Parameters:

canvas - the canvas to paint to

renderer - the series renderer

x - the x value of the point the shape should be drawn at

y - the y value of the point the shape should be drawn at

seriesIndex - the series index

paint - the paint to be used for drawing

getRenderer

public DefaultRenderer getRenderer()

Returns the renderer.

Returns:

the renderer

getCenterX

public int getCenterX()

Returns the center on X axis.

Returns:

the center on X axis

getCenterY

public int getCenterY()

Returns the center on Y axis.

Returns:

the center on Y axis

setCenterX

public void setCenterX(int centerX)

Sets a new center on X axis.

Parameters:

centerX - center on X axis

setCenterY

public void setCenterY(int centerY)

Sets a new center on Y axis.

Parameters:

centerY - center on Y axis

setAutocalculateCenter

public void setAutocalculateCenter(boolean a)

isAutocalculateCenter

public boolean isAutocalculateCenter()