org.salespointframework.desktop
Class ImagePanel

java.lang.Object
  java.awt.Component
      java.awt.Container
          javax.swing.JComponent
              javax.swing.JPanel
                  org.salespointframework.desktop.ImagePanel

All Implemented Interfaces:

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

public class ImagePanel
extends javax.swing.JPanel

This is a panel contains an image. following features are supported: - maintains aspect ration of image - filter pipeline - hardware accelerated scaling

Since:

4.0

Author:

Thomas Kissinger, Gordon Bosch

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

Field Summary

protected boolean	bindToHeight if true, image will increase its width by aspect ratio to fill the height
protected java.awt.image.VolatileImage	ci processed image in VRAM (hopefully)
protected int	fadeWidth fade width of FadingEdgeFilter
protected java.util.List<java.awt.image.ImageFilter>	filterPipe the image pipeline. changes in image size by filter are allowed
protected boolean	hwAccel use hardware accelerated scaling
protected boolean	keepAR Keep aspect ratio
protected java.awt.Dimension	oldSize last size of component
protected java.awt.Image	originalImage untouched image
protected java.awt.image.BufferedImage	processedImage processed image

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

ImagePanel()
default constructor sets fadeWidth to 7

ImagePanel(int fadeWidth)
constructor

ImagePanel(int fadeWidth, boolean bindToHeight, boolean keepAR)
constructor

Method Summary

java.awt.Image	getDisplayedImage() return originalImage
java.util.List<java.awt.image.ImageFilter>	getFilterPipe() get filterPipe
protected void	paintComponent(java.awt.Graphics g) draw ci
private void	processImage() apply filters, scale and copy to VRAM
private void	rewriteVolatileImage() rewrite ci
void	setHwAccel(boolean value) set hwAccel
void	setImage(java.awt.Image si) set the image
void	setImage(java.awt.Image si, boolean repaintParent) set image

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, getBaseline, getBaselineResizeBehavior, 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, isPaintingForPrint, 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, update

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

ci

protected java.awt.image.VolatileImage ci

processed image in VRAM (hopefully)

originalImage

protected java.awt.Image originalImage

untouched image

processedImage

protected java.awt.image.BufferedImage processedImage

processed image

fadeWidth

protected int fadeWidth

fade width of FadingEdgeFilter

bindToHeight

protected boolean bindToHeight

if true, image will increase its width by aspect ratio to fill the height

filterPipe

protected java.util.List<java.awt.image.ImageFilter> filterPipe

the image pipeline. changes in image size by filter are allowed

oldSize

protected java.awt.Dimension oldSize

last size of component

hwAccel

protected boolean hwAccel

use hardware accelerated scaling

keepAR

protected boolean keepAR

Keep aspect ratio

Constructor Detail

ImagePanel

public ImagePanel()

default constructor sets fadeWidth to 7

ImagePanel

public ImagePanel(int fadeWidth)

constructor

Parameters:

fadeWidth - fadeWidth

ImagePanel

public ImagePanel(int fadeWidth,
                  boolean bindToHeight,
                  boolean keepAR)

constructor

Parameters:

fadeWidth - fadeWidth

bindToHeight - bindToHeight

Method Detail

getFilterPipe

public java.util.List<java.awt.image.ImageFilter> getFilterPipe()

get filterPipe

Returns:

setHwAccel

public void setHwAccel(boolean value)

set hwAccel

Parameters:

value -

setImage

public void setImage(java.awt.Image si)

set the image

Parameters:

si -

setImage

public void setImage(java.awt.Image si,
                     boolean repaintParent)

set image

Parameters:

si -

repaintParent - if true, component will repaint all of its parents

processImage

private void processImage()

apply filters, scale and copy to VRAM

rewriteVolatileImage

private void rewriteVolatileImage()

rewrite ci

getDisplayedImage

public java.awt.Image getDisplayedImage()

return originalImage

Returns:

paintComponent

protected void paintComponent(java.awt.Graphics g)

draw ci

Overrides:

paintComponent in class javax.swing.JComponent