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java.lang.Objectjava.awt.Component
java.awt.Canvas
EDU.auburn.VGJ.gui.ViewportScroller
A ViewportScroller is a window used to scroll a window through a larger area of content. The content is shown as a white rectangle, with the window being represented by a black rectangle outline within it. A SCROLL event is sent when the user drags the "window" with the mouse.
Here is the source.
Nested Class Summary |
Nested classes inherited from class java.awt.Canvas |
java.awt.Canvas.AccessibleAWTCanvas |
Nested classes inherited from class java.awt.Component |
java.awt.Component.AccessibleAWTComponent, java.awt.Component.BltBufferStrategy, java.awt.Component.FlipBufferStrategy |
Field Summary | |
static int |
DONE
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static int |
SCROLL
Event indicating the scroller has been moved. |
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 | |
ViewportScroller(int width,
int height,
double contentw,
double contenth,
double portw,
double porth,
double offsx,
double offsy)
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Method Summary | |
boolean |
handleEvent(java.awt.Event e)
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boolean |
mouseDown(java.awt.Event e,
int x,
int y)
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boolean |
mouseDrag(java.awt.Event e,
int x,
int y)
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boolean |
mouseUp(java.awt.Event e,
int x,
int y)
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void |
paint(java.awt.Graphics graphics)
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void |
paintOver()
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java.awt.Dimension |
preferredSize()
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void |
removeNotify()
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void |
setContentSize(double width,
double height)
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void |
setOffset(double x,
double y)
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void |
setPortSize(double width,
double height)
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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, 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, getMouseWheelListeners, getName, getParent, getPeer, getPreferredSize, getPropertyChangeListeners, getPropertyChangeListeners, getSize, getSize, getToolkit, getTreeLock, getWidth, getX, getY, gotFocus, hasFocus, hide, imageUpdate, inside, invalidate, isBackgroundSet, isCursorSet, isDisplayable, isDoubleBuffered, isEnabled, isFocusable, isFocusCycleRoot, isFocusOwner, isFocusTraversable, isFontSet, isForegroundSet, isLightweight, isOpaque, isShowing, isValid, isVisible, keyDown, keyUp, layout, list, list, list, list, list, locate, location, lostFocus, minimumSize, mouseEnter, mouseExit, mouseMove, move, nextFocus, paintAll, paramString, postEvent, prepareImage, prepareImage, print, printAll, processComponentEvent, processEvent, processFocusEvent, processHierarchyBoundsEvent, processHierarchyEvent, processInputMethodEvent, processKeyEvent, processMouseEvent, processMouseMotionEvent, processMouseWheelEvent, remove, removeComponentListener, removeFocusListener, removeHierarchyBoundsListener, removeHierarchyListener, removeInputMethodListener, removeKeyListener, removeMouseListener, removeMouseMotionListener, removeMouseWheelListener, 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, setName, 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 |
public static int SCROLL
public static int DONE
Constructor Detail |
public ViewportScroller(int width, int height, double contentw, double contenth, double portw, double porth, double offsx, double offsy)
Method Detail |
public void paint(java.awt.Graphics graphics)
public void setPortSize(double width, double height)
public void setContentSize(double width, double height)
public void setOffset(double x, double y)
public java.awt.Dimension preferredSize()
public void paintOver()
public boolean mouseDown(java.awt.Event e, int x, int y)
public boolean mouseDrag(java.awt.Event e, int x, int y)
public boolean mouseUp(java.awt.Event e, int x, int y)
public boolean handleEvent(java.awt.Event e)
public void removeNotify()
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