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SUMMARY: INNER | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD |
java.lang.Object | +--java.awt.Component | +--java.awt.Container | +--javax.swing.JComponent | +--com.vistech.imageviewer.ImageCanvas | +--com.vistech.imageviewer.ImageCanvas2D | +--com.vistech.imageviewer.CompositeCanvas2D
A canvas class for drawing graphics over images.
Inner classes inherited from class javax.swing.JComponent |
javax.swing.JComponent.AccessibleJComponent |
Inner classes inherited from class java.awt.Container |
java.awt.Container.AccessibleAWTContainer |
Inner classes inherited from class java.awt.Component |
java.awt.Component.AccessibleAWTComponent |
Field Summary | |
protected java.awt.Shape |
currentShape
|
protected int |
imageHeight
|
protected int |
imageWidth
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protected int |
offsetX
|
protected int |
offsetY
|
protected int |
viewerHt
|
protected int |
viewerWid
|
Fields inherited from class com.vistech.imageviewer.ImageCanvas2D |
atx, dispModeAtx, flipAtx, interpolationType, magCenterX, magCenterY, magFactor, magOn, panOffset, rotateOn, rotationAngle, rotationCenterX, rotationCenterY, shearFactor, shearOn, shearX, shearY, zoomOffset |
Fields inherited from class com.vistech.imageviewer.ImageCanvas |
bufferedImage, clipShape, dispGc, displayImage, displayMode, flipMode, height, imageType, invertOn, offScrGc, offScrImage, originalImageType, paintFlag, PRINT_SIZE_ACTUAL, PRINT_SIZE_PAGE, printLoc, printMode, printSize, width |
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 com.vistech.imageviewer.ImageDisplay |
TYPE_AWT_IMAGE, TYPE_BUFFERED_IMAGE |
Fields inherited from interface java.awt.print.Printable |
NO_SUCH_PAGE, PAGE_EXISTS |
Fields inherited from interface java.awt.image.ImageObserver |
ABORT, ALLBITS, ERROR, FRAMEBITS, HEIGHT, PROPERTIES, SOMEBITS, WIDTH |
Constructor Summary | |
CompositeCanvas2D()
|
|
CompositeCanvas2D(java.awt.image.BufferedImage img,
int wid,
int ht)
|
Method Summary | |
void |
drawShape(java.awt.Shape s)
Draws a shape on the canvas. |
void |
eraseShapes()
Erases shapes drawn on the canvas. |
void |
fillShape(java.awt.Shape s)
Fills the specified shape. |
java.awt.geom.AffineTransform |
getAllAtx()
Gets the current transformation that includes the transformation computed for setting the display and flip modes. |
java.awt.image.BufferedImage |
getDisplayedImage()
Returns the image displayed on the canvas. |
java.awt.Graphics2D |
getDisplayedImageGC()
Use this method to check out the graphics context. |
java.awt.geom.AffineTransform |
getDispModeAtx()
Gets the transformation computed for setting the display and flip modes. |
boolean |
paintImage(java.awt.image.BufferedImage img)
Paints the image with the current display and flip modes. |
void |
reset()
Resets the canvas |
Methods inherited from class com.vistech.imageviewer.ImageCanvas2D |
applyTransform, applyTransform, createFlipTransform, doDisplayModeAndFlip, getInterpolationType, getMagFactor, getMagOn, getPanOffset, getRotationAngle, getShearFactor, getShearFactorX, getShearFactorY, getTransform, init, main, resetManipulation, setInterpolationType, setMagFactor, setMagOn, setPanOffset, setRotationAngle, setShearFactor, setTransform |
Methods inherited from class com.vistech.imageviewer.ImageCanvas |
addImageSentListener, clearImageCanvas, convertToAWTImage, convertToBufferedImage, createDisplayImage, doFlip, doFlip, draw, drawingDim, fireImageSentEvents, getAWTImage, getBufferedImage, getDisplayMode, getFlipMode, getImageSize, getImageType, getInvert, getOffScreenImage, getPreferredSize, getPrintLocation, getPrintSize, imageUpdate, invert, paintComponent, paintImage, print, printImage, redraw, removeImageSentListener, setAWTImage, setBufferedImage, setClip, setDisplayImage, setDisplayMode, setFlipMode, setImageType, setInvert, setOffScreenImage, setOffScrGc, setPrintLocation, setPrintSize |
Methods inherited from class javax.swing.JComponent |
addAncestorListener, addNotify, addPropertyChangeListener, addPropertyChangeListener, addVetoableChangeListener, computeVisibleRect, contains, createToolTip, disable, enable, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, fireVetoableChange, getAccessibleContext, getActionForKeyStroke, getActionMap, getAlignmentX, getAlignmentY, getAutoscrolls, getBorder, getBounds, getClientProperty, getComponentGraphics, getConditionForKeyStroke, getDebugGraphicsOptions, getGraphics, getHeight, getInputMap, getInputMap, getInputVerifier, getInsets, getInsets, getListeners, getLocation, getMaximumSize, getMinimumSize, getNextFocusableComponent, getRegisteredKeyStrokes, getRootPane, getSize, getToolTipLocation, getToolTipText, getToolTipText, getTopLevelAncestor, getUIClassID, getVerifyInputWhenFocusTarget, getVisibleRect, getWidth, getX, getY, grabFocus, hasFocus, hide, isDoubleBuffered, isFocusCycleRoot, isFocusTraversable, isLightweightComponent, isManagingFocus, isMaximumSizeSet, isMinimumSizeSet, isOpaque, isOptimizedDrawingEnabled, isPaintingTile, isPreferredSizeSet, isRequestFocusEnabled, isValidateRoot, paint, paintBorder, paintChildren, paintImmediately, paintImmediately, paramString, print, printAll, printBorder, printChildren, printComponent, processComponentKeyEvent, processFocusEvent, processKeyBinding, processKeyEvent, processMouseMotionEvent, putClientProperty, registerKeyboardAction, registerKeyboardAction, removeAncestorListener, removeNotify, removePropertyChangeListener, removePropertyChangeListener, removeVetoableChangeListener, repaint, repaint, requestDefaultFocus, requestFocus, resetKeyboardActions, reshape, revalidate, scrollRectToVisible, setActionMap, setAlignmentX, setAlignmentY, setAutoscrolls, setBackground, setBorder, setDebugGraphicsOptions, setDoubleBuffered, setEnabled, setFont, setForeground, setInputMap, setInputVerifier, setMaximumSize, setMinimumSize, setNextFocusableComponent, setOpaque, setPreferredSize, setRequestFocusEnabled, setToolTipText, setUI, setVerifyInputWhenFocusTarget, setVisible, unregisterKeyboardAction, update, updateUI |
Methods inherited from class java.awt.Container |
add, add, add, add, add, addContainerListener, addImpl, countComponents, deliverEvent, doLayout, findComponentAt, findComponentAt, getComponent, getComponentAt, getComponentAt, getComponentCount, getComponents, getLayout, insets, invalidate, isAncestorOf, layout, list, list, locate, minimumSize, paintComponents, preferredSize, printComponents, processContainerEvent, processEvent, remove, remove, removeAll, removeContainerListener, setLayout, validate, validateTree |
Methods inherited from class java.awt.Component |
action, add, addComponentListener, addFocusListener, addHierarchyBoundsListener, addHierarchyListener, addInputMethodListener, addKeyListener, addMouseListener, addMouseMotionListener, bounds, checkImage, checkImage, coalesceEvents, contains, createImage, createImage, disableEvents, dispatchEvent, enable, enableEvents, enableInputMethods, getBackground, getBounds, getColorModel, getComponentOrientation, getCursor, getDropTarget, getFont, getFontMetrics, getForeground, getGraphicsConfiguration, getInputContext, getInputMethodRequests, getLocale, getLocation, getLocationOnScreen, getName, getParent, getPeer, getSize, getToolkit, getTreeLock, gotFocus, handleEvent, inside, isDisplayable, isEnabled, isLightweight, isShowing, isValid, isVisible, keyDown, keyUp, list, list, list, location, lostFocus, mouseDown, mouseDrag, mouseEnter, mouseExit, mouseMove, mouseUp, move, nextFocus, paintAll, postEvent, prepareImage, prepareImage, processComponentEvent, processHierarchyBoundsEvent, processHierarchyEvent, processInputMethodEvent, processMouseEvent, remove, removeComponentListener, removeFocusListener, removeHierarchyBoundsListener, removeHierarchyListener, removeInputMethodListener, removeKeyListener, removeMouseListener, removeMouseMotionListener, repaint, repaint, repaint, resize, resize, setBounds, setBounds, setComponentOrientation, setCursor, setDropTarget, setLocale, setLocation, setLocation, setName, setSize, setSize, show, show, size, toString, transferFocus |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Methods inherited from interface com.vistech.imageviewer.DrawingCanvas |
addMouseListener, addMouseMotionListener, getTransform, removeMouseListener, removeMouseMotionListener, repaint, setTransform |
Methods inherited from interface com.vistech.imageviewer.ImageDisplay |
addMouseListener, addMouseMotionListener, addPropertyChangeListener, addVetoableChangeListener, draw, getAWTImage, getBufferedImage, getDisplayMode, getFlipMode, getImageSize, getImageType, getInvert, getOffScreenImage, paintImage, removeMouseListener, removeMouseMotionListener, removePropertyChangeListener, removeVetoableChangeListener, setAWTImage, setBufferedImage, setClip, setCursor, setDisplayImage, setDisplayMode, setFlipMode, setImageType, setInvert, setOffScreenImage |
Field Detail |
protected int imageWidth
protected int imageHeight
protected int viewerWid
protected int viewerHt
protected int offsetX
protected int offsetY
protected java.awt.Shape currentShape
Constructor Detail |
public CompositeCanvas2D()
public CompositeCanvas2D(java.awt.image.BufferedImage img, int wid, int ht)
img
- the image over which the graphics are to be drawn.wid
- the width of the canvas.ht
- the height of the canvas.Method Detail |
public boolean paintImage(java.awt.image.BufferedImage img)
img
- the image to be painted on the canvas.public java.awt.geom.AffineTransform getAllAtx()
public java.awt.geom.AffineTransform getDispModeAtx()
public void drawShape(java.awt.Shape s)
s
- the Shape to be drawn on the canvas.public void fillShape(java.awt.Shape s)
s
- the Shape to be filled.public void eraseShapes()
eraseShapes
in interface DrawingCanvas
public java.awt.Graphics2D getDisplayedImageGC()
DrawingCanvas
getDisplayedImageGC
in interface DrawingCanvas
getDisplayedImageGC
in class ImageCanvas
com.vistech.imageviewer.DrawingCanvas
public java.awt.image.BufferedImage getDisplayedImage()
ImageDisplay
getDisplayedImage
in class ImageCanvas
com.vistech.imageviewer.ImageDisplay
public void reset()
DrawingCanvas
reset
in interface DrawingCanvas
reset
in class ImageCanvas2D
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