lt.monarch.chart.servlet
Class ChartImageBuilder

java.lang.Object
  lt.monarch.chart.servlet.ChartImageBuilder

All Implemented Interfaces:

java.io.Serializable, ViewContainer

public class ChartImageBuilder
extends java.lang.Object
implements ViewContainer

ViewContainer implementation for image and image map generation

See Also:

Serialized Form

Field Summary

Modifier and Type	Field and Description
protected java.awt.Color	background image background
protected View	chart the chart to render
protected ChartObjectsMap	chartObjectsMap a chart objects map of the view container
protected HotSpotMap	hotSpotMap a hot spot map of the view container
protected java.awt.Image	image an image to render chart into
protected java.awt.Insets	insets insets of the image, which indicate the size of the image's border
protected java.awt.Dimension	size size of image

Constructor and Description

ChartImageBuilder(View chart)
Constructs a new ChartImageBuilder with the specified chart.

Method Summary

Modifier and Type	Method and Description
void	addGestureListener(GestureListener l) Does nothing.
void	addMouseListener(java.awt.event.MouseListener l) Dummy implementation.
void	addMouseMotionListener(java.awt.event.MouseMotionListener l) Dummy implementation.
void	addMouseWheelListener(java.awt.event.MouseWheelListener l) Does nothing.
void	addMultitouchListener(MultitouchListener l) Does nothing.
void	cleanup() Cleans this chart image builder object.
protected void	finalize() Called by the garbage collector on an object when garbage collection determines that there are no more references to the object.
java.awt.Color	getBackground() Gets the chart image background.
ChartObjectsMap	getChartObjectsMap() Returns a chart objects map for the view container.
java.awt.Component	getComponent() Returns the Component associated with this view container.
HotSpotMap	getHotSpotMap() Returns a hot spot map for the view container.
java.awt.Image	getImage() Returns the internal image.
java.awt.Insets	getInsets() Determines the insets of the chart image, which indicate the size of the images's border.
AbstractGraphics	getUpdateGraphics() Returns graphics context of the chart image.
View	getView() Returns chart view.
void	removeGestureListener(GestureListener l) Does nothing.
void	removeMouseListener(java.awt.event.MouseListener l) Dummy implementation.
void	removeMouseMotionListener(java.awt.event.MouseMotionListener l) Dummy implementation.
void	removeMouseWheelListener(java.awt.event.MouseWheelListener l) Does nothing.
void	removeMultitouchListener(MultitouchListener l) Does nothing.
void	render() Renders the chart into an internal image buffer
void	repaint(Rectangle2D r) Dummy implementation.
void	revalidate() Dummy implementation.
void	setBackground(java.awt.Color background) Sets background color for the chart image.
void	setChartObjectsMap(ChartObjectsMap map) Sets a chart objects map for the view container.
void	setHotSpotMap(HotSpotMap map) Sets a hot spot map for the view container.
void	setInsets(java.awt.Insets insets) Sets image insets.
void	setSize(java.awt.Dimension size) Sets size of the image.

Methods inherited from class java.lang.Object

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

Field Detail

chart

protected View chart

the chart to render

size

protected java.awt.Dimension size

size of image

background

protected java.awt.Color background

image background

insets

protected java.awt.Insets insets

insets of the image, which indicate the size of the image's border

hotSpotMap

protected HotSpotMap hotSpotMap

a hot spot map of the view container

chartObjectsMap

protected ChartObjectsMap chartObjectsMap

a chart objects map of the view container

image

protected java.awt.Image image

an image to render chart into

Constructor Detail

ChartImageBuilder

public ChartImageBuilder(View chart)

Constructs a new ChartImageBuilder with the specified chart.

Parameters:

chart - the chart

Method Detail

setBackground

public void setBackground(java.awt.Color background)

Sets background color for the chart image.

Parameters:

background - the image background

getBackground

public java.awt.Color getBackground()

Gets the chart image background.

Returns:

chart image background

setInsets

public void setInsets(java.awt.Insets insets)

Sets image insets.

Parameters:

insets - image insets

getInsets

public java.awt.Insets getInsets()

Determines the insets of the chart image, which indicate the size of the images's border.

Returns:

insets of the chart image

setSize

public void setSize(java.awt.Dimension size)

Sets size of the image.

Parameters:

size - The dimension specifying the new size of the image.

getComponent

public java.awt.Component getComponent()

Returns the Component associated with this view container.

Specified by:

getComponent in interface ViewContainer

Returns:

null

getUpdateGraphics

public AbstractGraphics getUpdateGraphics()

Returns graphics context of the chart image.

Specified by:

getUpdateGraphics in interface ViewContainer

Returns:

graphics context of the chart image

render

public void render()

Renders the chart into an internal image buffer

getImage

public java.awt.Image getImage()

Returns the internal image.

Returns:

the internal image

getHotSpotMap

public HotSpotMap getHotSpotMap()

Returns a hot spot map for the view container.

Specified by:

getHotSpotMap in interface ViewContainer

Returns:

a hot spot map for the view container

setHotSpotMap

public void setHotSpotMap(HotSpotMap map)

Sets a hot spot map for the view container.

Parameters:

map - the hot spot map

getChartObjectsMap

public ChartObjectsMap getChartObjectsMap()

Returns a chart objects map for the view container.

Specified by:

getChartObjectsMap in interface ViewContainer

Returns:

a chart objects map for the view container

setChartObjectsMap

public void setChartObjectsMap(ChartObjectsMap map)

Sets a chart objects map for the view container.

Parameters:

map - the chart objects map

repaint

public void repaint(Rectangle2D r)

Dummy implementation. Does nothing.

Specified by:

repaint in interface ViewContainer

Parameters:

r - the area to repaint

revalidate

public void revalidate()

Dummy implementation. Does nothing.

Specified by:

revalidate in interface ViewContainer

addMouseListener

public void addMouseListener(java.awt.event.MouseListener l)

Dummy implementation. Does nothing.

Specified by:

addMouseListener in interface ViewContainer

Parameters:

l - the mouse listener

removeMouseListener

public void removeMouseListener(java.awt.event.MouseListener l)

Dummy implementation. Does nothing.

Specified by:

removeMouseListener in interface ViewContainer

Parameters:

l - the mouse listener

addMouseMotionListener

public void addMouseMotionListener(java.awt.event.MouseMotionListener l)

Dummy implementation. Does nothing.

Specified by:

addMouseMotionListener in interface ViewContainer

Parameters:

l - the mouse motion listener

removeMouseMotionListener

public void removeMouseMotionListener(java.awt.event.MouseMotionListener l)

Dummy implementation. Does nothing.

Specified by:

removeMouseMotionListener in interface ViewContainer

Parameters:

l - the mouse motion listener

addMouseWheelListener

public void addMouseWheelListener(java.awt.event.MouseWheelListener l)

Does nothing.

Specified by:

addMouseWheelListener in interface ViewContainer

Parameters:

l - the mouse listener

removeMouseWheelListener

public void removeMouseWheelListener(java.awt.event.MouseWheelListener l)

Does nothing.

Specified by:

removeMouseWheelListener in interface ViewContainer

Parameters:

l - the mouse motion listener

addGestureListener

public void addGestureListener(GestureListener l)

Does nothing.

Specified by:

addGestureListener in interface ViewContainer

Parameters:

l - the gesture listener

addMultitouchListener

public void addMultitouchListener(MultitouchListener l)

Does nothing.

Specified by:

addMultitouchListener in interface ViewContainer

Parameters:

l - the gesture listener

removeGestureListener

public void removeGestureListener(GestureListener l)

Does nothing.

Specified by:

removeGestureListener in interface ViewContainer

Parameters:

l - the gesture listener

removeMultitouchListener

public void removeMultitouchListener(MultitouchListener l)

Does nothing.

Specified by:

removeMultitouchListener in interface ViewContainer

Parameters:

l - the gesture listener

cleanup

public void cleanup()

Cleans this chart image builder object. After this object is unusable and can be garbage collected.

finalize

protected void finalize()
                 throws java.lang.Throwable

Called by the garbage collector on an object when garbage collection determines that there are no more references to the object. Calls cleanup method if it isn't called yet.

Overrides:

finalize in class java.lang.Object

Throws:

java.lang.Throwable - the Exception raised by this method

getView

public View getView()

Returns chart view.

Specified by:

getView in interface ViewContainer

Returns:

Returns the chart view.