net.xoetrope.xui.wmf
Class XWmf

java.lang.Object
  java.awt.Component
      java.awt.Canvas
          net.xoetrope.xui.wmf.XWmf

All Implemented Interfaces:

java.awt.image.ImageObserver, java.awt.MenuContainer, java.io.Serializable, javax.accessibility.Accessible, XContentHolder

public class XWmf
extends java.awt.Canvas
implements java.io.Serializable, XContentHolder

Core class for rendering the WMF image. Allows several WMF or WMF graphics files to be played into a single graphics context.

See Also:

Serialized Form

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.BltBufferStrategy, java.awt.Component.FlipBufferStrategy

Field Summary

static int	BRUSH
static int	FONT
static int	NULL_BRUSH
static int	NULL_PEN
static int	PALETTE
static int	PEN

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

XWmf()
Basic constructor, initializes the storage.

XWmf(boolean bInit)
Basic constructor for use by Genny.

Method Summary

void	addURL(java.lang.String _url) Adds a url and reads the corresponding file.
void	addUrl(java.net.URL newUrl) Adds a url and reads the corresponding file.
void	drawCrossHairs(java.awt.Graphics g, int x, int y) This method must be called by derived classes at the end of their paint method.
java.lang.String	getURL() Returns the first url if any.
java.net.URL	getUrl(int idx) Returns the current url.
java.lang.String	getURL(int idx) Returns the current url.
int	getXPos() Gets the relative mouse position within bounds of the image taking account of zooming and panning.
int	getYPos() Gets the relative mouse position within bounds of the image taking account of zooming and panning.
void	init() Initializes the storage, add listeners for mouse motion and keyboard handling.
void	paint(java.awt.Graphics g) Renders the WMF image(s).
void	pan(int xPercent, int yPercent) Pans the image by the specified percentages, withing the range -80 to 20.
void	reset() Resets the internal storage and the coordinate system.
void	setContent(java.lang.String content) Wraps addUrl to allow the url to be set as a string
void	setXPos(int newXPos)
void	setYPos(int newYPos)
void	zoom(int percent) Zooms in or out on the image within the range of 25 to 400 percent of the original image size.

Methods inherited from class java.awt.Canvas

addNotify, createBufferStrategy, createBufferStrategy, getAccessibleContext, getBufferStrategy, update

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, 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, getPreferredSize, 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

PEN

public static final int PEN

See Also:

Constant Field Values

BRUSH

public static final int BRUSH

See Also:

Constant Field Values

FONT

public static final int FONT

See Also:

Constant Field Values

NULL_PEN

public static final int NULL_PEN

See Also:

Constant Field Values

NULL_BRUSH

public static final int NULL_BRUSH

See Also:

Constant Field Values

PALETTE

public static final int PALETTE

See Also:

Constant Field Values

Constructor Detail

XWmf

public XWmf()

Basic constructor, initializes the storage.

XWmf

public XWmf(boolean bInit)

Basic constructor for use by Genny.

Method Detail

init

public void init()
          throws java.io.IOException

Initializes the storage, add listeners for mouse motion and keyboard handling.

Throws:

java.io.IOException

reset

public void reset()

Resets the internal storage and the coordinate system.

paint

public void paint(java.awt.Graphics g)

Renders the WMF image(s).

Overrides:

paint in class java.awt.Canvas

setContent

public void setContent(java.lang.String content)

Wraps addUrl to allow the url to be set as a string

Specified by:

setContent in interface XContentHolder

Parameters:

content - the URL string

addUrl

public void addUrl(java.net.URL newUrl)

Adds a url and reads the corresponding file.

getUrl

public java.net.URL getUrl(int idx)

Returns the current url.

addURL

public void addURL(java.lang.String _url)

Adds a url and reads the corresponding file.

getURL

public java.lang.String getURL(int idx)

Returns the current url.

getURL

public java.lang.String getURL()

Returns the first url if any.

getXPos

public int getXPos()

Gets the relative mouse position within bounds of the image taking account of zooming and panning.

Returns:

the x position in the range 0 to 1000

getYPos

public int getYPos()

Gets the relative mouse position within bounds of the image taking account of zooming and panning.

Returns:

the y position in the range 0 to 1000

setXPos

public void setXPos(int newXPos)

setYPos

public void setYPos(int newYPos)

drawCrossHairs

public void drawCrossHairs(java.awt.Graphics g,
                           int x,
                           int y)

This method must be called by derived classes at the end of their paint method.

Parameters:

x - the mouse x position.

y - the mouse y position.

pan

public void pan(int xPercent,
                int yPercent)

Pans the image by the specified percentages, withing the range -80 to 20. This ensures that a portion of the image is always visible

Parameters:

xPercent - the amount by which to pan as a percent of the image width.

yPercent - the amount by which to pan as a percent of the image height.

zoom

public void zoom(int percent)

Zooms in or out on the image within the range of 25 to 400 percent of the original image size.

Parameters:

percent - the new size of the image as a percentage of the original size.