org.smartfrog.examples.dynamicwebserver.gui.graphpanel
Class GraphPanel

java.lang.Object
  java.awt.Component
      java.awt.Container
          javax.swing.JComponent
              javax.swing.JPanel
                  org.smartfrog.examples.dynamicwebserver.gui.graphpanel.GraphPanel

All Implemented Interfaces:

java.awt.event.ComponentListener, java.awt.event.KeyListener, java.awt.image.ImageObserver, java.awt.MenuContainer, java.io.Serializable, java.util.EventListener, javax.accessibility.Accessible

Direct Known Subclasses:

ThresholdPanel

public class GraphPanel
extends javax.swing.JPanel
implements java.awt.event.ComponentListener, java.awt.event.KeyListener

A panel to display a graph. It uses two arrays, one for x axis, a second one for the y axis.

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class javax.swing.JPanel

javax.swing.JPanel.AccessibleJPanel

Nested classes/interfaces inherited from class javax.swing.JComponent

javax.swing.JComponent.AccessibleJComponent

Nested classes/interfaces inherited from class java.awt.Container

java.awt.Container.AccessibleAWTContainer

Nested classes/interfaces inherited from class java.awt.Component

java.awt.Component.AccessibleAWTComponent, java.awt.Component.BltBufferStrategy, java.awt.Component.FlipBufferStrategy

Field Summary

boolean	adjustable
java.awt.Color	axisColor
float	axisPencilWidth
float	axisWidth
java.awt.Color	backgroundColor
protected java.awt.Image	backgroundImage
protected java.awt.Image	bottomBar
protected boolean	dirty
boolean	drawGrid
java.awt.Color	graphColor
float	graphPencilWidth
float	graphWidth
java.awt.Color	gridColor
int	gridStepX
int	gridStepY
boolean	keysAllowed
protected java.awt.Image	middleBar
int	sampleNumber
java.awt.Color	textColor
protected java.awt.Image	topBar
static int	xAxis
protected int	xAxisPixelLength
protected int	xBarOffset
int[]	xData
int	xMax
int	xMin
int	xOffset
int	xOffsetDefault
int	xStep
static int	yAxis
protected int	yAxisPixelLength
protected int	yBarSize
int[]	yData
int	yMax
int	yMin
int	yOffset
int	yOffsetDefault

Fields inherited from class javax.swing.JComponent

accessibleContext, listenerList, TOOL_TIP_TEXT_KEY, ui, UNDEFINED_CONDITION, WHEN_ANCESTOR_OF_FOCUSED_COMPONENT, WHEN_FOCUSED, WHEN_IN_FOCUSED_WINDOW

Fields inherited from class java.awt.Component

BOTTOM_ALIGNMENT, CENTER_ALIGNMENT, LEFT_ALIGNMENT, RIGHT_ALIGNMENT, TOP_ALIGNMENT

Fields inherited from interface java.awt.image.ImageObserver

ABORT, ALLBITS, ERROR, FRAMEBITS, HEIGHT, PROPERTIES, SOMEBITS, WIDTH

Constructor Summary

GraphPanel()
Default constructor

GraphPanel(java.awt.Dimension size)
The constructor to be used : Sets the size, the offsets, the pencils, adds the listeners

Method Summary

void	componentHidden(java.awt.event.ComponentEvent e)
void	componentMoved(java.awt.event.ComponentEvent e)
void	componentResized(java.awt.event.ComponentEvent e) Called when the component has been resized
void	componentShown(java.awt.event.ComponentEvent e)
java.awt.Image	createImage(java.lang.String SFURL)
protected void	drawAxis(java.awt.Graphics2D g2d) Draw the two main axis
protected void	drawData(java.awt.Graphics2D g2d) Draw the two data arrays.
protected void	drawGrid(java.awt.Graphics2D g2d) Draw a 2d grid in the background.
void	drawPanel(java.awt.Graphics2D g2d) Overwrite this method to draw the panel differently
void	initImages()
void	keyPressed(java.awt.event.KeyEvent e)
void	keyReleased(java.awt.event.KeyEvent e)
void	keyTyped(java.awt.event.KeyEvent e)
void	paintComponent(java.awt.Graphics g)
protected int	scaleX(int xData) Returns a scaled int between 0 and xAxisPixelLength If xData greater than xMax or xData less than xMin the return values are 0 and xAxisPixelLength respectively
protected int	scaleY(int yData) Returns a scaled int between 0 and yAxisPixelLength If yData greater than yMax or yData less than yMin the return values are 0 and yAxisPixelLength respectively
void	setAdjustable(boolean adjustable) Set the graph's adjustability.
void	setAxis(int axis, int min, int max, int step) Set data for one axis : max & min value represented the step is the distance between two samples.
void	setCompleteGraphPanel(CompleteGraphPanel cgp) Set the CompleteGraphPanel surrounding this one.
void	setDataDimensions(int xMin, int xMax, int xStep, int yMin, int yMax) Set the axis for both dimensions
void	setGraphWidth(float graphWidth)
void	setGridDimensions(int gridStepX, int gridStepY) Set grid dimensions
void	setOffset(int xOffset, int yOffset) Set border offsets.
void	setPencilColour(java.lang.String pencilColour) Set the pencil's colour
void	setPencils() Set the pencils size
void	setSampleNumber(int samples) Set the size of the data arrays
void	toggleDisplay() Toggle a different display for the graph.
void	toggleDisplay(boolean filled) Toggle a different display for the graph.
void	toggleGrid() Toggle the grid on the graph.
void	update(java.awt.Graphics g)

Methods inherited from class javax.swing.JPanel

getAccessibleContext, getUI, getUIClassID, paramString, setUI, updateUI

Methods inherited from class javax.swing.JComponent

addAncestorListener, addNotify, addVetoableChangeListener, computeVisibleRect, contains, createToolTip, disable, enable, firePropertyChange, firePropertyChange, firePropertyChange, fireVetoableChange, getActionForKeyStroke, getActionMap, getAlignmentX, getAlignmentY, getAncestorListeners, getAutoscrolls, getBorder, getBounds, getClientProperty, getComponentGraphics, getComponentPopupMenu, getConditionForKeyStroke, getDebugGraphicsOptions, getDefaultLocale, getFontMetrics, getGraphics, getHeight, getInheritsPopupMenu, getInputMap, getInputMap, getInputVerifier, getInsets, getInsets, getListeners, getLocation, getMaximumSize, getMinimumSize, getNextFocusableComponent, getPopupLocation, getPreferredSize, getRegisteredKeyStrokes, getRootPane, getSize, getToolTipLocation, getToolTipText, getToolTipText, getTopLevelAncestor, getTransferHandler, getVerifyInputWhenFocusTarget, getVetoableChangeListeners, getVisibleRect, getWidth, getX, getY, grabFocus, isDoubleBuffered, isLightweightComponent, isManagingFocus, isOpaque, isOptimizedDrawingEnabled, isPaintingTile, isRequestFocusEnabled, isValidateRoot, paint, paintBorder, paintChildren, paintImmediately, paintImmediately, print, printAll, printBorder, printChildren, printComponent, processComponentKeyEvent, processKeyBinding, processKeyEvent, processMouseEvent, processMouseMotionEvent, putClientProperty, registerKeyboardAction, registerKeyboardAction, removeAncestorListener, removeNotify, removeVetoableChangeListener, repaint, repaint, requestDefaultFocus, requestFocus, requestFocus, requestFocusInWindow, requestFocusInWindow, resetKeyboardActions, reshape, revalidate, scrollRectToVisible, setActionMap, setAlignmentX, setAlignmentY, setAutoscrolls, setBackground, setBorder, setComponentPopupMenu, setDebugGraphicsOptions, setDefaultLocale, setDoubleBuffered, setEnabled, setFocusTraversalKeys, setFont, setForeground, setInheritsPopupMenu, setInputMap, setInputVerifier, setMaximumSize, setMinimumSize, setNextFocusableComponent, setOpaque, setPreferredSize, setRequestFocusEnabled, setToolTipText, setTransferHandler, setUI, setVerifyInputWhenFocusTarget, setVisible, unregisterKeyboardAction

Methods inherited from class java.awt.Container

add, add, add, add, add, addContainerListener, addImpl, addPropertyChangeListener, addPropertyChangeListener, applyComponentOrientation, areFocusTraversalKeysSet, countComponents, deliverEvent, doLayout, findComponentAt, findComponentAt, getComponent, getComponentAt, getComponentAt, getComponentCount, getComponents, getComponentZOrder, getContainerListeners, getFocusTraversalKeys, getFocusTraversalPolicy, getLayout, getMousePosition, insets, invalidate, isAncestorOf, isFocusCycleRoot, isFocusCycleRoot, isFocusTraversalPolicyProvider, isFocusTraversalPolicySet, layout, list, list, locate, minimumSize, paintComponents, preferredSize, printComponents, processContainerEvent, processEvent, remove, remove, removeAll, removeContainerListener, setComponentZOrder, setFocusCycleRoot, setFocusTraversalPolicy, setFocusTraversalPolicyProvider, setLayout, transferFocusBackward, transferFocusDownCycle, validate, validateTree

Methods inherited from class java.awt.Component

action, add, addComponentListener, addFocusListener, addHierarchyBoundsListener, addHierarchyListener, addInputMethodListener, addKeyListener, addMouseListener, addMouseMotionListener, addMouseWheelListener, bounds, checkImage, checkImage, coalesceEvents, contains, createImage, createImage, createVolatileImage, createVolatileImage, disableEvents, dispatchEvent, enable, enableEvents, enableInputMethods, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, getBackground, getBounds, getColorModel, getComponentListeners, getComponentOrientation, getCursor, getDropTarget, getFocusCycleRootAncestor, getFocusListeners, getFocusTraversalKeysEnabled, getFont, getForeground, getGraphicsConfiguration, getHierarchyBoundsListeners, getHierarchyListeners, getIgnoreRepaint, getInputContext, getInputMethodListeners, getInputMethodRequests, getKeyListeners, getLocale, getLocation, getLocationOnScreen, getMouseListeners, getMouseMotionListeners, getMousePosition, getMouseWheelListeners, getName, getParent, getPeer, getPropertyChangeListeners, getPropertyChangeListeners, getSize, getToolkit, getTreeLock, gotFocus, handleEvent, hasFocus, hide, imageUpdate, inside, isBackgroundSet, isCursorSet, isDisplayable, isEnabled, isFocusable, isFocusOwner, isFocusTraversable, isFontSet, isForegroundSet, isLightweight, isMaximumSizeSet, isMinimumSizeSet, isPreferredSizeSet, isShowing, isValid, isVisible, keyDown, keyUp, list, list, list, location, lostFocus, mouseDown, mouseDrag, mouseEnter, mouseExit, mouseMove, mouseUp, move, nextFocus, paintAll, postEvent, prepareImage, prepareImage, processComponentEvent, processFocusEvent, processHierarchyBoundsEvent, processHierarchyEvent, processInputMethodEvent, processMouseWheelEvent, remove, removeComponentListener, removeFocusListener, removeHierarchyBoundsListener, removeHierarchyListener, removeInputMethodListener, removeKeyListener, removeMouseListener, removeMouseMotionListener, removeMouseWheelListener, removePropertyChangeListener, removePropertyChangeListener, repaint, repaint, repaint, resize, resize, setBounds, setBounds, setComponentOrientation, setCursor, setDropTarget, setFocusable, setFocusTraversalKeysEnabled, setIgnoreRepaint, setLocale, setLocation, setLocation, setName, setSize, setSize, show, show, size, toString, transferFocus, transferFocusUpCycle

Methods inherited from class java.lang.Object

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

Field Detail

xAxis

public static final int xAxis

See Also:

Constant Field Values

yAxis

public static final int yAxis

See Also:

Constant Field Values

dirty

protected boolean dirty

xMin

public int xMin

xMax

public int xMax

xStep

public int xStep

gridStepX

public int gridStepX

yMin

public int yMin

yMax

public int yMax

gridStepY

public int gridStepY

sampleNumber

public int sampleNumber

xOffset

public int xOffset

xOffsetDefault

public int xOffsetDefault

yOffset

public int yOffset

yOffsetDefault

public int yOffsetDefault

xAxisPixelLength

protected int xAxisPixelLength

yAxisPixelLength

protected int yAxisPixelLength

backgroundColor

public java.awt.Color backgroundColor

gridColor

public java.awt.Color gridColor

axisColor

public java.awt.Color axisColor

textColor

public java.awt.Color textColor

graphColor

public java.awt.Color graphColor

axisWidth

public float axisWidth

graphWidth

public float graphWidth

axisPencilWidth

public float axisPencilWidth

graphPencilWidth

public float graphPencilWidth

drawGrid

public boolean drawGrid

keysAllowed

public boolean keysAllowed

adjustable

public boolean adjustable

xData

public int[] xData

yData

public int[] yData

topBar

protected java.awt.Image topBar

middleBar

protected java.awt.Image middleBar

bottomBar

protected java.awt.Image bottomBar

backgroundImage

protected java.awt.Image backgroundImage

xBarOffset

protected int xBarOffset

yBarSize

protected int yBarSize

Constructor Detail

GraphPanel

public GraphPanel()

Default constructor

GraphPanel

public GraphPanel(java.awt.Dimension size)

The constructor to be used : Sets the size, the offsets, the pencils, adds the listeners

Parameters:

size - DOCUMENT ME!

Method Detail

initImages

public void initImages()

createImage

public java.awt.Image createImage(java.lang.String SFURL)

setCompleteGraphPanel

public void setCompleteGraphPanel(CompleteGraphPanel cgp)

Set the CompleteGraphPanel surrounding this one. Will be used to update extra labels, correspond with buttons, etc.

Parameters:

cgp - DOCUMENT ME!

setSampleNumber

public void setSampleNumber(int samples)

Set the size of the data arrays

Parameters:

samples - DOCUMENT ME!

setGraphWidth

public void setGraphWidth(float graphWidth)

setPencils

public void setPencils()

Set the pencils size

setDataDimensions

public void setDataDimensions(int xMin,
                              int xMax,
                              int xStep,
                              int yMin,
                              int yMax)

Set the axis for both dimensions

Parameters:

xMin - DOCUMENT ME!

xMax - DOCUMENT ME!

xStep - DOCUMENT ME!

yMin - DOCUMENT ME!

yMax - DOCUMENT ME!

setGridDimensions

public void setGridDimensions(int gridStepX,
                              int gridStepY)

Set grid dimensions

Parameters:

gridStepX - DOCUMENT ME!

gridStepY - DOCUMENT ME!

setOffset

public void setOffset(int xOffset,
                      int yOffset)

Set border offsets. Also computes the length, in pixel, of both axis.

Parameters:

xOffset - DOCUMENT ME!

yOffset - DOCUMENT ME!

setAxis

public void setAxis(int axis,
                    int min,
                    int max,
                    int step)

Set data for one axis : max & min value represented the step is the distance between two samples. It should correspond to ((xMax - xMin) / sampleNumbers)

Parameters:

axis - DOCUMENT ME!

min - DOCUMENT ME!

max - DOCUMENT ME!

step - DOCUMENT ME!

toggleDisplay

public void toggleDisplay()

Toggle a different display for the graph.

toggleDisplay

public void toggleDisplay(boolean filled)

Toggle a different display for the graph.

Parameters:

filled - DOCUMENT ME!

toggleGrid

public void toggleGrid()

Toggle the grid on the graph.

setPencilColour

public void setPencilColour(java.lang.String pencilColour)

Set the pencil's colour

Parameters:

pencilColour - DOCUMENT ME!

setAdjustable

public void setAdjustable(boolean adjustable)

Set the graph's adjustability.

Parameters:

adjustable - DOCUMENT ME!

paintComponent

public void paintComponent(java.awt.Graphics g)

Overrides:

paintComponent in class javax.swing.JComponent

update

public void update(java.awt.Graphics g)

Overrides:

update in class javax.swing.JComponent

drawPanel

public void drawPanel(java.awt.Graphics2D g2d)

Overwrite this method to draw the panel differently

Parameters:

g2d - DOCUMENT ME!

drawGrid

protected void drawGrid(java.awt.Graphics2D g2d)

Draw a 2d grid in the background. "gridStepX" and "gridStepY" are the spaces between lines of the grid.

Parameters:

g2d -

drawAxis

protected void drawAxis(java.awt.Graphics2D g2d)

Draw the two main axis

Parameters:

g2d - DOCUMENT ME!

drawData

protected void drawData(java.awt.Graphics2D g2d)

Draw the two data arrays. We need to convert them both to fit to the axis' scales, and to offset them

Parameters:

g2d - DOCUMENT ME!

scaleX

protected int scaleX(int xData)

Returns a scaled int between 0 and xAxisPixelLength If xData greater than xMax or xData less than xMin the return values are 0 and xAxisPixelLength respectively

Parameters:

xData - DOCUMENT ME!

Returns:

DOCUMENT ME!

scaleY

protected int scaleY(int yData)

Returns a scaled int between 0 and yAxisPixelLength If yData greater than yMax or yData less than yMin the return values are 0 and yAxisPixelLength respectively

Parameters:

yData - DOCUMENT ME!

Returns:

DOCUMENT ME!

componentHidden

public void componentHidden(java.awt.event.ComponentEvent e)

Specified by:

componentHidden in interface java.awt.event.ComponentListener

componentMoved

public void componentMoved(java.awt.event.ComponentEvent e)

Specified by:

componentMoved in interface java.awt.event.ComponentListener

componentResized

public void componentResized(java.awt.event.ComponentEvent e)

Called when the component has been resized

Specified by:

componentResized in interface java.awt.event.ComponentListener

Parameters:

e - DOCUMENT ME!

componentShown

public void componentShown(java.awt.event.ComponentEvent e)

Specified by:

componentShown in interface java.awt.event.ComponentListener

keyPressed

public void keyPressed(java.awt.event.KeyEvent e)

Specified by:

keyPressed in interface java.awt.event.KeyListener

keyReleased

public void keyReleased(java.awt.event.KeyEvent e)

Specified by:

keyReleased in interface java.awt.event.KeyListener

keyTyped

public void keyTyped(java.awt.event.KeyEvent e)

Specified by:

keyTyped in interface java.awt.event.KeyListener