org.eclipse.hyades.ui.widgets.grapher
Class APIExample

java.lang.Object
  org.eclipse.hyades.ui.widgets.grapher.APIExample

All Implemented Interfaces:

java.util.EventListener, ZoomSliderListener

public class APIExample
extends java.lang.Object
implements ZoomSliderListener

A sample implementation of the grapher and zoomslider apis. The sample displays a cosine and a sine line graph on a graph canvas, along with x and y sliders.

Constructor Summary

APIExample()

Method Summary

void	createGrapher() Intialize the Graphing.
GraphSource	createGraphSource(int type) Create a new Test Graph Source.
static void	main(java.lang.String[] args) Run this Graphing example.
void	newGraphShell() Create the Graph Shell
void	setupComposite(org.eclipse.swt.widgets.Composite parent) Setup the graph composite.
void	zoomSliderChanged(ZoomSliderEvent event) A change in the zoom slider has occured.

Methods inherited from class java.lang.Object

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

Constructor Detail

APIExample

public APIExample()

Method Detail

main

public static void main(java.lang.String[] args)
                 throws java.lang.Exception

Run this Graphing example.

Parameters:

args - standard command line parameters, not currently used

Throws:

java.lang.Exception - if the graphing fails

setupComposite

public void setupComposite(org.eclipse.swt.widgets.Composite parent)
                    throws java.lang.Exception

Setup the graph composite.

Parameters:

parent - the parent composite

Throws:

java.lang.Exception - if the setup fails

createGrapher

public void createGrapher()

Intialize the Graphing. Create the graph colours, graph sources, line graphs and add these to the canvas.

createGraphSource

public GraphSource createGraphSource(int type)

Create a new Test Graph Source. This graph source provides the data that will be graphed by a particular graph.

Parameters:

type - the type of graph source TestGraphSource.SINE_WAVE or TestGraphSource.COSINE_WAVE

Returns:

the test Graph Source

newGraphShell

public void newGraphShell()
                   throws java.lang.Exception

Create the Graph Shell

Throws:

java.lang.Exception - if the graphing

zoomSliderChanged

public void zoomSliderChanged(ZoomSliderEvent event)

Description copied from interface: ZoomSliderListener

A change in the zoom slider has occured. Changes can be of a zoom or transpose type, as defined in the ZoomSliderEvent.

Specified by:

zoomSliderChanged in interface ZoomSliderListener

Parameters:

event - the ZoomSliderEvent associated with this change

See Also:

ZoomSliderEvent