Class pointAction

java.lang.Object
  java.awt.Component
      java.awt.Canvas
          ij.gui.ImageCanvas
              pointAction

All Implemented Interfaces:

java.awt.event.FocusListener, java.awt.event.KeyListener, java.awt.event.MouseListener, java.awt.event.MouseMotionListener, java.awt.image.ImageObserver, java.awt.MenuContainer, java.io.Serializable, java.lang.Cloneable, java.util.EventListener, javax.accessibility.Accessible

 class pointAction
extends ij.gui.ImageCanvas
implements java.awt.event.FocusListener, java.awt.event.KeyListener, java.awt.event.MouseListener, java.awt.event.MouseMotionListener

This class is responsible for dealing with the mouse events relative to the image window.

Nested Class Summary

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

java.awt.Canvas.AccessibleAWTCanvas

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

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

Field Summary

private boolean	active
protected static int	ADD_CROSS
protected static int	FILE
private ij.ImagePlus	imp
protected static int	MAGNIFIER
protected static int	MONOSLICE
protected static int	MOVE_CROSS
protected static int	MULTISLICE
private pointHandler[]	ph
protected static int	REMOVE_CROSS
private static long	serialVersionUID
private pointToolbar	tb
protected static int	TERMINATE

Fields inherited from class ij.gui.ImageCanvas

crosshairCursor, defaultCursor, dstHeight, dstWidth, flags, handCursor, ij, imageHeight, imageUpdated, imageWidth, magnification, moveCursor, srcRect, usePointer, xMouse, xMouseStart, xSrcStart, yMouse, yMouseStart, ySrcStart

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

protected

pointAction(ij.ImagePlus imp, pointHandler[] ph, pointToolbar tb) This constructor stores a local copy of its parameters and initializes the current control.

Method Summary

void	focusGained(java.awt.event.FocusEvent e) Listen to focusGained events.
void	focusLost(java.awt.event.FocusEvent e) Listen to focusGained events.
private java.lang.String	getValueAsString(int x, int y)
protected boolean	isActive() Return true if the window is active.
void	keyPressed(java.awt.event.KeyEvent e) Listen to keyPressed events.
void	keyReleased(java.awt.event.KeyEvent e) Listen to keyReleased events.
void	keyTyped(java.awt.event.KeyEvent e) Listen to keyTyped events.
void	mouseClicked(java.awt.event.MouseEvent e) Listen to mouseClicked events.
void	mouseDragged(java.awt.event.MouseEvent e) Listen to mouseDragged events.
void	mouseEntered(java.awt.event.MouseEvent e) Listen to mouseEntered events.
void	mouseExited(java.awt.event.MouseEvent e) Listen to mouseExited events.
void	mouseMoved(java.awt.event.MouseEvent e) Listen to mouseMoved events.
void	mousePressed(java.awt.event.MouseEvent e) Listen to mousePressed events.
void	mouseReleased(java.awt.event.MouseEvent e) Listen to mouseReleased events.
private void	setControl()
private int	sieveColors()
private void	updateStatus()

Methods inherited from class ij.gui.ImageCanvas

canEnlarge, cursorOverImage, disablePopupMenu, fitToWindow, getCursorLoc, getCustomRoi, getDisplayList, getHigherZoomLevel, getImage, getLowerZoomLevel, getMagnification, getModifiers, getOverlay, getPreferredSize, getShowAllColor, getShowAllList, getShowAllROIs, getSliceNumber, getSrcRect, handlePopupMenu, handleRoiMouseDown, offScreenX, offScreenXD, offScreenY, offScreenYD, paint, resetDoubleBuffer, roiManagerSelect, screenX, screenXD, screenY, screenYD, scroll, setCursor, setCursor, setCustomRoi, setDisplayList, setDisplayList, setDisplayList, setDrawingColor, setDrawingSize, setImageUpdated, setMagnification, setOverlay, setShowAllColor, setShowAllList, setShowAllROIs, setShowCursorStatus, setSourceRect, setupScroll, unzoom, update, zoom100Percent, zoomIn, zoomOut

Methods inherited from class java.awt.Canvas

addNotify, createBufferStrategy, createBufferStrategy, getAccessibleContext, getBufferStrategy

Methods inherited from class java.awt.Component

action, add, addComponentListener, addFocusListener, addHierarchyBoundsListener, addHierarchyListener, addInputMethodListener, addKeyListener, addMouseListener, addMouseMotionListener, addMouseWheelListener, addPropertyChangeListener, addPropertyChangeListener, applyComponentOrientation, areFocusTraversalKeysSet, bounds, checkImage, checkImage, coalesceEvents, contains, contains, createImage, createImage, createVolatileImage, createVolatileImage, deliverEvent, disable, disableEvents, dispatchEvent, doLayout, enable, enable, enableEvents, enableInputMethods, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, getAlignmentX, getAlignmentY, getBackground, getBaseline, getBaselineResizeBehavior, getBounds, getBounds, getColorModel, getComponentAt, getComponentAt, getComponentListeners, getComponentOrientation, getCursor, getDropTarget, getFocusCycleRootAncestor, getFocusListeners, getFocusTraversalKeys, getFocusTraversalKeysEnabled, getFont, getFontMetrics, getForeground, getGraphics, getGraphicsConfiguration, getHeight, getHierarchyBoundsListeners, getHierarchyListeners, getIgnoreRepaint, getInputContext, getInputMethodListeners, getInputMethodRequests, getKeyListeners, getListeners, getLocale, getLocation, getLocation, getLocationOnScreen, getMaximumSize, getMinimumSize, getMouseListeners, getMouseMotionListeners, getMousePosition, getMouseWheelListeners, getName, getParent, getPeer, getPropertyChangeListeners, getPropertyChangeListeners, getSize, getSize, getToolkit, getTreeLock, getWidth, getX, getY, gotFocus, handleEvent, hasFocus, hide, imageUpdate, inside, invalidate, isBackgroundSet, isCursorSet, isDisplayable, isDoubleBuffered, isEnabled, isFocusable, isFocusCycleRoot, isFocusOwner, isFocusTraversable, isFontSet, isForegroundSet, isLightweight, isMaximumSizeSet, isMinimumSizeSet, isOpaque, isPreferredSizeSet, isShowing, isValid, isVisible, keyDown, keyUp, layout, list, list, list, list, list, locate, location, lostFocus, minimumSize, mouseDown, mouseDrag, mouseEnter, mouseExit, mouseMove, mouseUp, move, nextFocus, paintAll, paramString, postEvent, preferredSize, prepareImage, prepareImage, print, printAll, processComponentEvent, processEvent, processFocusEvent, processHierarchyBoundsEvent, processHierarchyEvent, processInputMethodEvent, processKeyEvent, processMouseEvent, processMouseMotionEvent, processMouseWheelEvent, remove, removeComponentListener, removeFocusListener, removeHierarchyBoundsListener, removeHierarchyListener, removeInputMethodListener, removeKeyListener, removeMouseListener, removeMouseMotionListener, removeMouseWheelListener, removeNotify, removePropertyChangeListener, removePropertyChangeListener, repaint, repaint, repaint, repaint, requestFocus, requestFocus, requestFocusInWindow, requestFocusInWindow, reshape, resize, resize, setBackground, setBounds, setBounds, setComponentOrientation, setCursor, setDropTarget, setEnabled, setFocusable, setFocusTraversalKeys, setFocusTraversalKeysEnabled, setFont, setForeground, setIgnoreRepaint, setLocale, setLocation, setLocation, setMaximumSize, setMinimumSize, setName, setPreferredSize, setSize, setSize, setVisible, show, show, size, toString, transferFocus, transferFocusBackward, transferFocusUpCycle, validate

Methods inherited from class java.lang.Object

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

Field Detail

ADD_CROSS

protected static final int ADD_CROSS

See Also:

Constant Field Values

MOVE_CROSS

protected static final int MOVE_CROSS

See Also:

Constant Field Values

REMOVE_CROSS

protected static final int REMOVE_CROSS

See Also:

Constant Field Values

MONOSLICE

protected static final int MONOSLICE

See Also:

Constant Field Values

MULTISLICE

protected static final int MULTISLICE

See Also:

Constant Field Values

FILE

protected static final int FILE

See Also:

Constant Field Values

TERMINATE

protected static final int TERMINATE

See Also:

Constant Field Values

MAGNIFIER

protected static final int MAGNIFIER

See Also:

Constant Field Values

imp

private ij.ImagePlus imp

ph

private pointHandler[] ph

tb

private pointToolbar tb

active

private boolean active

serialVersionUID

private static final long serialVersionUID

See Also:

Constant Field Values

Constructor Detail

pointAction

protected pointAction(ij.ImagePlus imp,
                      pointHandler[] ph,
                      pointToolbar tb)

This constructor stores a local copy of its parameters and initializes the current control.

Parameters:

imp - ImagePlus object where points are being picked.

ph - pointHandler object that handles operations.

tb - pointToolbar object that handles the toolbar.

Method Detail

focusGained

public void focusGained(java.awt.event.FocusEvent e)

Listen to focusGained events.

Specified by:

focusGained in interface java.awt.event.FocusListener

Parameters:

e - Ignored.

focusLost

public void focusLost(java.awt.event.FocusEvent e)

Listen to focusGained events.

Specified by:

focusLost in interface java.awt.event.FocusListener

Parameters:

e - Ignored.

keyPressed

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

Listen to keyPressed events.

Specified by:

keyPressed in interface java.awt.event.KeyListener

Parameters:

e - The expected key codes are as follows:

• KeyEvent.VK_DELETE: remove the current landmark;
• KeyEvent.VK_BACK_SPACE: remove the current landmark;
• KeyEvent.VK_COMMA: display the previous slice, if any;
• KeyEvent.VK_DOWN: move down the current landmark;
• KeyEvent.VK_LEFT: move the current landmark to the left;
• KeyEvent.VK_PERIOD: display the next slice, if any;
• KeyEvent.VK_RIGHT: move the current landmark to the right;
• KeyEvent.VK_SPACE: select the current landmark;
• KeyEvent.VK_UP: move up the current landmark.

keyReleased

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

Listen to keyReleased events.

Specified by:

keyReleased in interface java.awt.event.KeyListener

Parameters:

e - Ignored.

keyTyped

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

Listen to keyTyped events.

Specified by:

keyTyped in interface java.awt.event.KeyListener

Parameters:

e - Ignored.

mouseClicked

public void mouseClicked(java.awt.event.MouseEvent e)

Listen to mouseClicked events.

Specified by:

mouseClicked in interface java.awt.event.MouseListener

Overrides:

mouseClicked in class ij.gui.ImageCanvas

Parameters:

e - Ignored.

mouseEntered

public void mouseEntered(java.awt.event.MouseEvent e)

Listen to mouseEntered events.

Specified by:

mouseEntered in interface java.awt.event.MouseListener

Overrides:

mouseEntered in class ij.gui.ImageCanvas

Parameters:

e - Ignored.

mouseExited

public void mouseExited(java.awt.event.MouseEvent e)

Listen to mouseExited events. Clear the ImageJ status bar.

Specified by:

mouseExited in interface java.awt.event.MouseListener

Overrides:

mouseExited in class ij.gui.ImageCanvas

Parameters:

e - Event.

mousePressed

public void mousePressed(java.awt.event.MouseEvent e)

Listen to mousePressed events. Perform the relevant action.

Specified by:

mousePressed in interface java.awt.event.MouseListener

Overrides:

mousePressed in class ij.gui.ImageCanvas

Parameters:

e - Event.

mouseReleased

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

Listen to mouseReleased events.

Specified by:

mouseReleased in interface java.awt.event.MouseListener

Overrides:

mouseReleased in class ij.gui.ImageCanvas

Parameters:

e - Ignored.

mouseDragged

public void mouseDragged(java.awt.event.MouseEvent e)

Listen to mouseDragged events. Move the current point and refresh the image window.

Specified by:

mouseDragged in interface java.awt.event.MouseMotionListener

Overrides:

mouseDragged in class ij.gui.ImageCanvas

Parameters:

e - Event.

mouseMoved

public void mouseMoved(java.awt.event.MouseEvent e)

Listen to mouseMoved events. Update the ImageJ status bar.

Specified by:

mouseMoved in interface java.awt.event.MouseMotionListener

Overrides:

mouseMoved in class ij.gui.ImageCanvas

Parameters:

e - Event.

isActive

protected boolean isActive()

Return true if the window is active.

getValueAsString

private java.lang.String getValueAsString(int x,
                                          int y)

setControl

private void setControl()

sieveColors

private int sieveColors()

updateStatus

private void updateStatus()