Class LegendObj

java.lang.Object
  |
  +--java.awt.Component
        |
        +--DrawObj
              |
              +--PointObj
                    |
                    +--LegendObj

public class LegendObj

extends PointObj

implements java.awt.event.KeyListener

This class is used to associated a pixel color and a string. When the user click in the map, it will take the pixel color and prompt the associated string. this object doesn't send any submit. It's inherit form PointObj.

Author:

Guy Parent

See Also:

Serialized Form

Inner classes inherited from class java.awt.Component

java.awt.Component.AWTTreeLock

Field Summary

private java.lang.String	kstrLegendParam String parameter used to get the correlation table
protected int	m_alpha Use to separate the RGB value
protected java.util.Vector	m_anColor
protected Rosa2000	m_applet
protected java.util.Vector	m_astrDesc
protected int	m_blue
protected int	m_green
protected int	m_red

Fields inherited from class PointObj

m_map, x, y

Fields inherited from class DrawObj

color, g

Fields inherited from class java.awt.Component

actionListenerK, adjustmentListenerK, appContext, assert, background, BOTTOM_ALIGNMENT, CENTER_ALIGNMENT, changeSupport, componentListener, componentListenerK, componentOrientation, componentSerializedDataVersion, containerListenerK, cursor, dropTarget, enabled, eventMask, focusListener, focusListenerK, font, foreground, hasFocus, height, incRate, inputMethodListener, inputMethodListenerK, isInc, isPacked, itemListenerK, keyListener, keyListenerK, LEFT_ALIGNMENT, locale, LOCK, minSize, mouseListener, mouseListenerK, mouseMotionListener, mouseMotionListenerK, name, nameExplicitlySet, newEventsOnly, ownedWindowK, parent, peer, peerFont, popups, prefSize, RIGHT_ALIGNMENT, serialVersionUID, textListenerK, TOP_ALIGNMENT, valid, visible, width, windowListenerK, x, y

Constructor Summary

LegendObj(Map parent, Rosa2000 applet)

Method Summary

protected void	addItemInLookup(java.lang.String strItem) Extract the pixel color value and the associated string and add them in the lookup table.
void	destroyEvent() Remove the mouse listener and the key listener.
protected java.lang.String	getLookupString(java.lang.Integer color) Get the description associated to the color passed in parameter.
int	getPixels(java.awt.Image img, int x, int y, int w, int h) Return the color take in the image passed in parameter a the XY location.
java.lang.String	getSubmitValue() Do nothing
private void	handleSinglePixel(int pixel)
protected void	initLookupTable(Rosa2000 applet) Get the lookup table from the parameters applet.
void	keyPressed(java.awt.event.KeyEvent e) Use to stop the processing, If the user press on escape key, the current command will stop.
void	keyReleased(java.awt.event.KeyEvent e) do nothing
void	keyTyped(java.awt.event.KeyEvent e) do nothing
void	mouseReleased(java.awt.event.MouseEvent evt) Get the pixel color at the location from the mouse event and prompt the associated description.

Methods inherited from class PointObj

draw, drawPoint, mouseClicked, mouseEntered, mouseExited, mousePressed, resize

Methods inherited from class DrawObj

getColor, paint, setColor

Methods inherited from class java.awt.Component

, action, add, addComponentListener, addFocusListener, addInputMethodListener, addKeyListener, addMouseListener, addMouseMotionListener, addNotify, addPropertyChangeListener, addPropertyChangeListener, areInputMethodsEnabled, bounds, checkImage, checkImage, coalesceEvents, constructComponentName, contains, contains, createImage, createImage, deliverEvent, disable, disableEvents, dispatchEvent, dispatchEventImpl, doLayout, enable, enable, enableEvents, enableInputMethods, eventEnabled, firePropertyChange, getAlignmentX, getAlignmentY, getBackground, getBounds, getBounds, getColorModel, getComponentAt, getComponentAt, getComponentOrientation, getCursor, getDropTarget, getFont_NoClientCode, getFont, getFontMetrics, getForeground, getGraphics, getHeight, getInputContext, getInputMethodRequests, getIntrinsicCursor, getLocale, getLocation, getLocation, getLocationOnScreen, getMaximumSize, getMinimumSize, getName, getNativeContainer, getParent_NoClientCode, getParent, getPeer, getPreferredSize, getSize, getSize, getToolkit, getToolkitImpl, getTreeLock, getWidth, getWindowForObject, getX, getY, gotFocus, handleEvent, hasFocus, hide, imageUpdate, initIDs, inside, invalidate, isDisplayable, isDoubleBuffered, isEnabled, isEnabledImpl, isFocusTraversable, isLightweight, isOpaque, isShowing, isValid, isVisible, keyDown, keyUp, layout, lightweightPrint, list, list, list, list, list, locate, location, lostFocus, minimumSize, mouseDown, mouseDrag, mouseEnter, mouseExit, mouseMove, mouseUp, move, nextFocus, paintAll, paramString, postEvent, postsOldMouseEvents, preferredSize, prepareImage, prepareImage, print, printAll, processComponentEvent, processEvent, processFocusEvent, processInputMethodEvent, processKeyEvent, processMouseEvent, processMouseMotionEvent, readObject, remove, removeComponentListener, removeFocusListener, removeInputMethodListener, removeKeyListener, removeMouseListener, removeMouseMotionListener, removeNotify, removePropertyChangeListener, removePropertyChangeListener, repaint, repaint, repaint, repaint, requestFocus, reshape, resize, resize, setBackground, setBounds, setBounds, setComponentOrientation, setCursor, setDropTarget, setEnabled, setFont, setForeground, setLocale, setLocation, setLocation, setName, setSize, setSize, setVisible, show, show, size, toString, transferFocus, update, validate, writeObject

Methods inherited from class java.lang.Object

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

Field Detail

kstrLegendParam

private final java.lang.String kstrLegendParam

String parameter used to get the correlation table

m_alpha

protected int m_alpha

Use to separate the RGB value

m_red

protected int m_red

m_green

protected int m_green

m_blue

protected int m_blue

m_astrDesc

protected java.util.Vector m_astrDesc

m_anColor

protected java.util.Vector m_anColor

m_applet

protected Rosa2000 m_applet

Constructor Detail

LegendObj

public LegendObj(Map parent,
                 Rosa2000 applet)

Method Detail

initLookupTable

protected void initLookupTable(Rosa2000 applet)

Get the lookup table from the parameters applet. All item should be separate by "|" token.

addItemInLookup

protected void addItemInLookup(java.lang.String strItem)

Extract the pixel color value and the associated string and add them in the lookup table.

Parameters:

strItem - Item string. It would define a color and an associated string like FF0000=Lake And river

getSubmitValue

public java.lang.String getSubmitValue()

Do nothing

Overrides:

getSubmitValue in class PointObj

Tags copied from class: DrawObj

Returns:

String containing the submit value.

See Also:

Rosa applet parameters

handleSinglePixel

private void handleSinglePixel(int pixel)

getPixels

public int getPixels(java.awt.Image img,
                     int x,
                     int y,
                     int w,
                     int h)

Return the color take in the image passed in parameter a the XY location.

mouseReleased

public void mouseReleased(java.awt.event.MouseEvent evt)

Get the pixel color at the location from the mouse event and prompt the associated description.

Overrides:

mouseReleased in class PointObj

getLookupString

protected java.lang.String getLookupString(java.lang.Integer color)

Get the description associated to the color passed in parameter.

Parameters:

color - Color to search for.

Returns:

Description associated to the color passed in parameter.

destroyEvent

public void destroyEvent()

Remove the mouse listener and the key listener.

Overrides:

destroyEvent in class PointObj

keyPressed

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

Use to stop the processing, If the user press on escape key, the current command will stop.

Specified by:

keyPressed in interface java.awt.event.KeyListener

keyReleased

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

do nothing

Specified by:

keyReleased in interface java.awt.event.KeyListener

keyTyped

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

do nothing

Specified by:

keyTyped in interface java.awt.event.KeyListener