de.jaret.util.ui.table.renderer
Class BarCellRenderer

java.lang.Object
  de.jaret.util.ui.table.renderer.RendererBase
      de.jaret.util.ui.table.renderer.CellRendererBase
          de.jaret.util.ui.table.renderer.BarCellRenderer

All Implemented Interfaces:

ICellRenderer

public class BarCellRenderer
extends CellRendererBase
implements ICellRenderer

CellRenderer rendering bar according to the cell value that is expected to be of type Integer. Min and max can be configured.

Version:

$Id: BarCellRenderer.java 179 2007-01-07 17:37:50Z olk $

Author:

Peter Kliem

Field Summary

protected org.eclipse.swt.graphics.Color	_barColor color for rendering.
protected int	_max max value.
protected int	_min min value.

Fields inherited from class de.jaret.util.ui.table.renderer.CellRendererBase

_inset, BLACKRGB, FOCUSINSETS, SELECTIONCOLOR, WHITERGB

Fields inherited from class de.jaret.util.ui.table.renderer.RendererBase

_printer, _scaleX, _scaleY, SCREEN_DPI_X, SCREEN_DPI_Y

Constructor Summary

BarCellRenderer()
Default constructor.

BarCellRenderer(org.eclipse.swt.printing.Printer printer)
Constructor for BarCellRenderer.

Method Summary

ICellRenderer	createPrintRenderer(org.eclipse.swt.printing.Printer printer) Create a renderer connfigured for printing.
void	dispose() If there are resources to free - this is the place.
void	draw(org.eclipse.swt.graphics.GC gc, JaretTable jaretTable, ICellStyle cellStyle, org.eclipse.swt.graphics.Rectangle drawingArea, IRow row, IColumn column, boolean drawFocus, boolean selected, boolean printing) Draw a single cell.
int	getMax()
int	getMin()
void	setMax(int max)
void	setMin(int min)

Methods inherited from class de.jaret.util.ui.table.renderer.CellRendererBase

applyInsets, drawBackground, drawBorder, drawCommentMarker, drawFocus, drawSelection, getBackgroundColor, getBorderColor, getFont, getForegroundColor, getInnerWidth, getPreferredHeight, getPreferredWidth, getTooltip, getVerticalSpacesSum, isInCommentMarkerArea

Methods inherited from class de.jaret.util.ui.table.renderer.RendererBase

getPrinter, getScaleX, getScaleY, restoreGCAttributes, saveGCAttributes, scaleX, scaleY

Methods inherited from class java.lang.Object

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

Methods inherited from interface de.jaret.util.ui.table.renderer.ICellRenderer

getPreferredHeight, getPreferredWidth, getTooltip

Field Detail

_min

protected int _min

min value.

_max

protected int _max

max value.

_barColor

protected org.eclipse.swt.graphics.Color _barColor

color for rendering.

Constructor Detail

BarCellRenderer

public BarCellRenderer(org.eclipse.swt.printing.Printer printer)

Constructor for BarCellRenderer.

Parameters:

printer - Printer or null

BarCellRenderer

public BarCellRenderer()

Default constructor.

Method Detail

getMax

public int getMax()

Returns:

Returns the max.

setMax

public void setMax(int max)

Parameters:

max - The max to set.

getMin

public int getMin()

Returns:

Returns the min.

setMin

public void setMin(int min)

Parameters:

min - The min to set.

draw

public void draw(org.eclipse.swt.graphics.GC gc,
                 JaretTable jaretTable,
                 ICellStyle cellStyle,
                 org.eclipse.swt.graphics.Rectangle drawingArea,
                 IRow row,
                 IColumn column,
                 boolean drawFocus,
                 boolean selected,
                 boolean printing)

Draw a single cell. The draw method should be null safe (handling null as the cell value).

Specified by:

draw in interface ICellRenderer

Parameters:

gc - GC to paint on

jaretTable - table the rendering is for

cellStyle - style of the cell

drawingArea - rectangle to draw within

row - row of the cell to paint

column - column of the cell to paint

drawFocus - true if a focus mark should be drawn

selected - true if the cell is currently selected

printing - true if the render operation is for a printer

dispose

public void dispose()

If there are resources to free - this is the place.

Specified by:

dispose in interface ICellRenderer

createPrintRenderer

public ICellRenderer createPrintRenderer(org.eclipse.swt.printing.Printer printer)

Create a renderer connfigured for printing.

Specified by:

createPrintRenderer in interface ICellRenderer

Parameters:

printer - printer to use

Returns:

a configured renderer for printing