jadex.micro.examples.mandelbrot
Class DisplayPanel

java.lang.Object
  java.awt.Component
      java.awt.Container
          javax.swing.JComponent
              jadex.micro.examples.mandelbrot.DisplayPanel

All Implemented Interfaces:

ImageObserver, MenuContainer, Serializable

public class DisplayPanel
extends JComponent

Panel for displaying calculated results.

See Also:

Serialized Form

Nested Class Summary

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

JComponent.AccessibleJComponent

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

Container.AccessibleAWTContainer

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

Component.AccessibleAWTComponent, Component.BaselineResizeBehavior, Component.BltBufferStrategy, Component.FlipBufferStrategy

Field Summary

protected boolean	calculating Flag indicating that a calculation is in progress.
protected Color[]	colors The colors for drawing.
protected AreaData	data The latest area data used for determining original coordinates of painted regions.
protected Point	enddrag End point for dragging (if any).
static String	HELPTEXT The help text.
protected Image	image The current image derived from the results.
protected Point	point The current selection start point (if any).
protected Map	progressdata Progress data objects, available only when calculating (progress data -> percent finished).
protected Timer	progressupdate Progress update timer.
protected IServiceProvider	provider The service provider.
protected Rectangle	range The current selection range (if any).
protected Point	startdrag Start point for dragging (if any).

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

DisplayPanel(IServiceProvider provider)
Create a new display panel.

Method Summary

void	addProgress(ProgressData progress) Display intermediate calculation results.
protected void	calcArea(double x1, double x2, double y1, double y2, int sizex, int sizey) Calculate the given area.
protected void	calcDefaultImage() Set display coordinates to default values.
protected void	dragImage() Drag the image according to current drag settings.
protected Rectangle	getInnerBounds(boolean scrollarea) Get the bounds with respect to insets (if any).
Dimension	getMinimumSize() Get the desired size of the panel.
Dimension	getPreferredSize() Get the desired size of the panel.
protected void	paintComponent(Graphics g) Paint the results.
protected Rectangle	scaleToFit(Rectangle bounds, int iwidth, int iheight) Calculate draw area for image.
void	setColorScheme(Color[] scheme) Set the color scheme.
void	setResults(AreaData data) Set new results.
protected void	zoomImage(int x, int y, double factor) Zoom into the given location by the given factor.
protected void	zoomIntoRange() Zoom into the selected range.

Methods inherited from class javax.swing.JComponent

addAncestorListener, addNotify, addVetoableChangeListener, computeVisibleRect, contains, createToolTip, disable, enable, firePropertyChange, firePropertyChange, firePropertyChange, fireVetoableChange, getAccessibleContext, getActionForKeyStroke, getActionMap, getAlignmentX, getAlignmentY, getAncestorListeners, getAutoscrolls, getBaseline, getBaselineResizeBehavior, getBorder, getBounds, getClientProperty, getComponentGraphics, getComponentPopupMenu, getConditionForKeyStroke, getDebugGraphicsOptions, getDefaultLocale, getFontMetrics, getGraphics, getHeight, getInheritsPopupMenu, getInputMap, getInputMap, getInputVerifier, getInsets, getInsets, getListeners, getLocation, getMaximumSize, getNextFocusableComponent, getPopupLocation, getRegisteredKeyStrokes, getRootPane, getSize, getToolTipLocation, getToolTipText, getToolTipText, getTopLevelAncestor, getTransferHandler, getUIClassID, getVerifyInputWhenFocusTarget, getVetoableChangeListeners, getVisibleRect, getWidth, getX, getY, grabFocus, isDoubleBuffered, isLightweightComponent, isManagingFocus, isOpaque, isOptimizedDrawingEnabled, isPaintingForPrint, isPaintingTile, isRequestFocusEnabled, isValidateRoot, paint, paintBorder, paintChildren, paintImmediately, paintImmediately, paramString, 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, update, updateUI

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

HELPTEXT

public static final String HELPTEXT

The help text.

See Also:

Constant Field Values

provider

protected IServiceProvider provider

The service provider.

colors

protected Color[] colors

The colors for drawing.

data

protected AreaData data

The latest area data used for determining original coordinates of painted regions.

image

protected Image image

The current image derived from the results.

point

protected Point point

The current selection start point (if any).

range

protected Rectangle range

The current selection range (if any).

calculating

protected boolean calculating

Flag indicating that a calculation is in progress.

progressdata

protected Map progressdata

Progress data objects, available only when calculating (progress data -> percent finished).

progressupdate

protected Timer progressupdate

Progress update timer.

startdrag

protected Point startdrag

Start point for dragging (if any).

enddrag

protected Point enddrag

End point for dragging (if any).

Constructor Detail

DisplayPanel

public DisplayPanel(IServiceProvider provider)

Create a new display panel.

Method Detail

setResults

public void setResults(AreaData data)

Set new results.

addProgress

public void addProgress(ProgressData progress)

Display intermediate calculation results.

paintComponent

protected void paintComponent(Graphics g)

Paint the results.

Overrides:

paintComponent in class JComponent

scaleToFit

protected Rectangle scaleToFit(Rectangle bounds,
                               int iwidth,
                               int iheight)

Calculate draw area for image.

getInnerBounds

protected Rectangle getInnerBounds(boolean scrollarea)

Get the bounds with respect to insets (if any).

Parameters:

scrollarea - True when inner bounds of scroll area instead of visible window space should be considered.

getMinimumSize

public Dimension getMinimumSize()

Get the desired size of the panel.

Overrides:

getMinimumSize in class JComponent

getPreferredSize

public Dimension getPreferredSize()

Get the desired size of the panel.

Overrides:

getPreferredSize in class JComponent

setColorScheme

public void setColorScheme(Color[] scheme)

Set the color scheme.

dragImage

protected void dragImage()

Drag the image according to current drag settings.

zoomImage

protected void zoomImage(int x,
                         int y,
                         double factor)

Zoom into the given location by the given factor.

calcDefaultImage

protected void calcDefaultImage()

Set display coordinates to default values.

zoomIntoRange

protected void zoomIntoRange()

Zoom into the selected range.

calcArea

protected void calcArea(double x1,
                        double x2,
                        double y1,
                        double y2,
                        int sizex,
                        int sizey)

Calculate the given area.