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Java Source Code / Java Documentation » Science » JSci » JSci.swing 
Source Cross Reference  Class Diagram Java Document (Java Doc) 


JSci.swing.JDoubleBufferedComponent
   JSci.swing.JCategoryGraph2D
      JSci.swing.JBarGraph

All known Subclasses:   JSci.swing.JStackedBarGraph,  JSci.swing.JLayeredBarGraph,
JBarGraph
public class JBarGraph extends JCategoryGraph2D (Code)
A bar graph Swing component. Multiple series are side-by-side.
version:
   1.2
author:
   Ismael Orenstein


Field Summary
protected  ColorbarColor
     Bar colors.
final protected  intbarPad
     Padding.
protected  intbarWidth
    
protected  floatminYmaxY
     Min and max data points.
protected  booleannumbering
     Axis numbering.
protected  NumberFormatyNumberFormat
    

Constructor Summary
public  JBarGraph(CategoryGraph2DModel cgm)
     Constructs a bar graph.

Method Summary
public  voidaddNotify()
    
public  voiddataChanged(GraphDataEvent e)
     Implementation of GraphDataListener.
final protected  PointdataToScreen(float x, float y)
     Converts a data point to screen coordinates.
final protected  voiddrawAxes(Graphics g)
     Draws the graph axes.
protected  voiddrawBars(Graphics g)
     Draws the graph bars.
protected  voiddrawXLabel(Graphics g, int x)
    
protected  voiddrawYLabel(Graphics g, float y)
    
final public  ColorgetColor(int n)
     Gets the bar color of the nth series.
final public  floatgetYIncrement()
     Returns the y-axis numbering increment.
final public  floatgetYMaximum()
    
final public  floatgetYMinimum()
    
protected  voidoffscreenPaint(Graphics g)
     Paint the graph.
final protected  voidrescale()
     Rescales the bar graph.
final protected  Point2D.FloatscreenToData(Point p)
     Converts a screen point to data coordinates.
final public  voidsetBounds(int x, int y, int width, int height)
     Reshapes the bar graph to the specified bounding box.
final public  voidsetColor(int n, Color c)
     Sets the bar color of the nth series.
final public  voidsetNumberFormat(NumberFormat format)
     Sets the display format used for axis numbering.
final public  voidsetNumbering(boolean flag)
     Turns axis numbering on/off.
final public  voidsetYIncrement(float dy)
     Sets the y-axis numbering increment.
final public  voidsetYNumberFormat(NumberFormat format)
     Sets the display format used for y-axis numbering.

Field Detail
barColor
protected Color barColor(Code)
Bar colors.



barPad
final protected int barPad(Code)
Padding.



barWidth
protected int barWidth(Code)



minYmaxY
protected float minYmaxY(Code)
Min and max data points.



numbering
protected boolean numbering(Code)
Axis numbering.



yNumberFormat
protected NumberFormat yNumberFormat(Code)




Constructor Detail
JBarGraph
public JBarGraph(CategoryGraph2DModel cgm)(Code)
Constructs a bar graph.




Method Detail
addNotify
public void addNotify()(Code)



dataChanged
public void dataChanged(GraphDataEvent e)(Code)
Implementation of GraphDataListener. Application code will not use this method explicitly, it is used internally.



dataToScreen
final protected Point dataToScreen(float x, float y)(Code)
Converts a data point to screen coordinates.



drawAxes
final protected void drawAxes(Graphics g)(Code)
Draws the graph axes.



drawBars
protected void drawBars(Graphics g)(Code)
Draws the graph bars.



drawXLabel
protected void drawXLabel(Graphics g, int x)(Code)



drawYLabel
protected void drawYLabel(Graphics g, float y)(Code)



getColor
final public Color getColor(int n)(Code)
Gets the bar color of the nth series.
Parameters:
  n - the index of the series.



getYIncrement
final public float getYIncrement()(Code)
Returns the y-axis numbering increment.



getYMaximum
final public float getYMaximum()(Code)



getYMinimum
final public float getYMinimum()(Code)



offscreenPaint
protected void offscreenPaint(Graphics g)(Code)
Paint the graph.



rescale
final protected void rescale()(Code)
Rescales the bar graph.



screenToData
final protected Point2D.Float screenToData(Point p)(Code)
Converts a screen point to data coordinates.



setBounds
final public void setBounds(int x, int y, int width, int height)(Code)
Reshapes the bar graph to the specified bounding box.



setColor
final public void setColor(int n, Color c)(Code)
Sets the bar color of the nth series.
Parameters:
  n - the index of the series.
Parameters:
  c - the line color.



setNumberFormat
final public void setNumberFormat(NumberFormat format)(Code)
Sets the display format used for axis numbering. Convenience method.
See Also:   JBarGraph.setYNumberFormat(NumberFormat)



setNumbering
final public void setNumbering(boolean flag)(Code)
Turns axis numbering on/off.



setYIncrement
final public void setYIncrement(float dy)(Code)
Sets the y-axis numbering increment.
Parameters:
  dy - use 0.0f for auto-adjusting (default).



setYNumberFormat
final public void setYNumberFormat(NumberFormat format)(Code)
Sets the display format used for y-axis numbering.



Fields inherited from JSci.swing.JCategoryGraph2D
final protected int axisPad(Code)(Java Doc)
protected int leftAxisPad(Code)(Java Doc)
protected CategoryGraph2DModel model(Code)(Java Doc)
protected Point origin(Code)(Java Doc)
final protected int scalePad(Code)(Java Doc)

Methods inherited from JSci.swing.JCategoryGraph2D
abstract public void dataChanged(GraphDataEvent e)(Code)(Java Doc)
public Dimension getMinimumSize()(Code)(Java Doc)
final public CategoryGraph2DModel getModel()(Code)(Java Doc)
public Dimension getPreferredSize()(Code)(Java Doc)
final public void setModel(CategoryGraph2DModel cgm)(Code)(Java Doc)

Methods inherited from JSci.swing.JDoubleBufferedComponent
final protected Graphics getOffscreenGraphics()(Code)(Java Doc)
final public boolean isDoubleBuffered()(Code)(Java Doc)
abstract protected void offscreenPaint(Graphics g)(Code)(Java Doc)
final public void paintComponent(Graphics g)(Code)(Java Doc)
final public void printComponent(Graphics g)(Code)(Java Doc)
final public void redraw()(Code)(Java Doc)
final public void setDoubleBuffered(boolean flag)(Code)(Java Doc)
final public void update(Graphics g)(Code)(Java Doc)

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