com.objectplanet.chart
Class GridRenderer

java.lang.Object
  com.objectplanet.chart.Renderer
      com.objectplanet.chart.GridRenderer

All Implemented Interfaces:

java.io.Serializable, java.lang.Runnable

public class GridRenderer
extends Renderer
implements java.lang.Runnable

This class contains methods to render the chart grid.

Author:

Bjorn J. Kvande., Philipp Kolibaba.

See Also:

Serialized Form

Field Summary

static int	BOTTOM Bottom grid adjustment.
static int	HORIZONTAL Horizontal bar alignment.
protected long	lastClickTime
static int	LEFT Left grid adjustment.
static int	RIGHT Right grid adjustment.
static int	TOP Top grid adjustment.
static int	VERTICAL Vertical bar alignment.

Fields inherited from class com.objectplanet.chart.Renderer

DEFAULT_CURSOR, DOUBLE_CLICK_TIME, GRID_CURSOR_HORZ, GRID_CURSOR_VERT, HAND_CURSOR, RESIZE_CURSOR, RESIZE_HOR_CURSOR

Constructor Summary

GridRenderer()
Creates a grid renderer.

GridRenderer(Chart chart)
Creates a grid renderer fo the given chart.

Method Summary

protected java.awt.Rectangle	getDataBounds(Grid grid) This method returns the bounding box for the data to be drawn in.
protected java.awt.Rectangle	getGraphBounds() This method returns the bounding box around the chart itself.
protected java.awt.Rectangle	getTotalGraphBounds() Gets the bounds of the graph including all ranges and labels but without legend.
protected void	paintMouseBox(java.awt.Graphics g) Paints the mouse box used to zoom the chart.
protected void	paintZoomOutButton(java.awt.Graphics g, Grid grid, java.awt.Rectangle bounds) Paints the button used to zoom out the chart
void	run() Internal do not call.

Methods inherited from class com.objectplanet.chart.Renderer

clearBackground, fifo_add, fifo_clear, fifo_remove, getAngledLabelCache, getAngledLabelSize, getBrighter, getDarker, getfifo_count, getfifo_queue, getFont, getFontMetrics, getImageSize, getLabel, getLabelAngle, getLabelSize, getSampleCount, getSeriesCount, hashCode, paintBox, paintLabel, setLabelAngleCacheSize

Methods inherited from class java.lang.Object

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

Field Detail

BOTTOM

public static final int BOTTOM

Bottom grid adjustment.

See Also:

Constant Field Values

HORIZONTAL

public static final int HORIZONTAL

Horizontal bar alignment.

See Also:

Constant Field Values

lastClickTime

protected long lastClickTime

LEFT

public static final int LEFT

Left grid adjustment.

See Also:

Constant Field Values

RIGHT

public static final int RIGHT

Right grid adjustment.

See Also:

Constant Field Values

TOP

public static final int TOP

Top grid adjustment.

See Also:

Constant Field Values

VERTICAL

public static final int VERTICAL

Vertical bar alignment.

See Also:

Constant Field Values

Constructor Detail

GridRenderer

public GridRenderer()

Creates a grid renderer.

GridRenderer

public GridRenderer(Chart chart)

Creates a grid renderer fo the given chart.

Parameters:

chart - The chart object.

Method Detail

getDataBounds

protected java.awt.Rectangle getDataBounds(Grid grid)

This method returns the bounding box for the data to be drawn in.

Parameters:

grid - The grid to paint.

Returns:

A rectangle with the bounds.

Throws:

java.lang.IllegalArgumentException - if the grid is null.

getGraphBounds

protected java.awt.Rectangle getGraphBounds()

This method returns the bounding box around the chart itself.

Returns:

The bounding rectangle for the chart itself.

Throws:

java.lang.IllegalArgumentException - If labels is null.

getTotalGraphBounds

protected java.awt.Rectangle getTotalGraphBounds()

Gets the bounds of the graph including all ranges and labels but without legend.

Returns:

Bounds of the graph with ranges.

paintMouseBox

protected void paintMouseBox(java.awt.Graphics g)

Paints the mouse box used to zoom the chart.

Parameters:

g - The graphics context used to paint with.

paintZoomOutButton

protected void paintZoomOutButton(java.awt.Graphics g,
                                  Grid grid,
                                  java.awt.Rectangle bounds)

Paints the button used to zoom out the chart

Parameters:

g - The graphics context used to paint with.

grid - The chart grid to paint.

bounds - The chart grid bounds.

run

public void run()

Internal do not call.

Specified by:

run in interface java.lang.Runnable