view
Class DisplayViewport

java.lang.Object
  java.awt.Component
      java.awt.Container
          javax.swing.JComponent
              javax.swing.JViewport
                  view.DisplayViewport

All Implemented Interfaces:

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

public class DisplayViewport
extends javax.swing.JViewport

The viewport for the display panel.

Author:

Mathias Ricken

See Also:

Serialized Form

Nested Class Summary

static interface

DisplayViewport.Pannable The Pannable interface contains those methods the view installed in a PseudoInfiniteViewport needs to support to enable panning behavior along with scrolling.

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

javax.swing.JViewport.AccessibleJViewport, javax.swing.JViewport.ViewListener

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.BltBufferStrategy, java.awt.Component.FlipBufferStrategy

Field Summary

private IDisplayAdapter	_displayAdapter Display adapter.
private javax.swing.JPanel	_glassPane Panel for the tool tip.
private java.awt.geom.Point2D.Double	_lastOrigin Center before last movement.
private javax.swing.JToolTip	_originTip Origin tool tip.
private javax.swing.Timer	_originTipTimer Tool tip timer.
private javax.swing.JScrollPane	_scrollParent Scroll pane controlled by this viewport.
private static int	ORIGIN_TIP_DELAY

Fields inherited from class javax.swing.JViewport

backingStore, BACKINGSTORE_SCROLL_MODE, backingStoreImage, BLIT_SCROLL_MODE, isViewSizeSet, lastPaintPosition, scrollUnderway, SIMPLE_SCROLL_MODE

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

DisplayViewport(javax.swing.JScrollPane parent, IDisplayAdapter da)
Make a new display viewport for the given scroll pane.

Method Summary

private DisplayViewport.Pannable	getPannableView() Return pannable view.
void	oldSetViewPosition(java.awt.Point pt) Set the old position of the view.
void	resetViewport() Reset the viewport.
void	setViewPosition(java.awt.Point pt) Sets the view position (upper left) to a new point.
void	showOriginTip() Show a tool tip over the upper left corner of the viewport with the contents of the pannable view's pannable tip text (typically a string identifiying the corner point).

Methods inherited from class javax.swing.JViewport

addChangeListener, addImpl, computeBlit, createLayoutManager, createViewListener, firePropertyChange, fireStateChanged, getAccessibleContext, getChangeListeners, getExtentSize, getInsets, getInsets, getScrollMode, getUI, getUIClassID, getView, getViewPosition, getViewRect, getViewSize, isBackingStoreEnabled, isOptimizedDrawingEnabled, paint, paramString, remove, removeChangeListener, repaint, reshape, scrollRectToVisible, setBackingStoreEnabled, setBorder, setExtentSize, setScrollMode, setUI, setView, setViewSize, toViewCoordinates, toViewCoordinates, 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, getBorder, getBounds, getClientProperty, getComponentGraphics, getComponentPopupMenu, getConditionForKeyStroke, getDebugGraphicsOptions, getDefaultLocale, getFontMetrics, getGraphics, getHeight, getInheritsPopupMenu, getInputMap, getInputMap, getInputVerifier, 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, isPaintingTile, isRequestFocusEnabled, isValidateRoot, paintBorder, paintChildren, paintComponent, paintImmediately, paintImmediately, print, printAll, printBorder, printChildren, printComponent, processComponentKeyEvent, processKeyBinding, processKeyEvent, processMouseEvent, processMouseMotionEvent, putClientProperty, registerKeyboardAction, registerKeyboardAction, removeAncestorListener, removeNotify, removeVetoableChangeListener, repaint, requestDefaultFocus, requestFocus, requestFocus, requestFocusInWindow, requestFocusInWindow, resetKeyboardActions, revalidate, setActionMap, setAlignmentX, setAlignmentY, setAutoscrolls, setBackground, 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, 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, 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, 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

ORIGIN_TIP_DELAY

private static final int ORIGIN_TIP_DELAY

See Also:

Constant Field Values

_scrollParent

private javax.swing.JScrollPane _scrollParent

Scroll pane controlled by this viewport.

_glassPane

private javax.swing.JPanel _glassPane

Panel for the tool tip.

_originTip

private javax.swing.JToolTip _originTip

Origin tool tip.

_originTipTimer

private javax.swing.Timer _originTipTimer

Tool tip timer.

_displayAdapter

private IDisplayAdapter _displayAdapter

Display adapter.

_lastOrigin

private java.awt.geom.Point2D.Double _lastOrigin

Center before last movement.

Constructor Detail

DisplayViewport

public DisplayViewport(javax.swing.JScrollPane parent,
                       IDisplayAdapter da)

Make a new display viewport for the given scroll pane.

Parameters:

parent - the JScrollPane for which this will be the viewport

da - display adapter to connect to the model

Method Detail

resetViewport

public void resetViewport()

Reset the viewport.

oldSetViewPosition

public void oldSetViewPosition(java.awt.Point pt)

Set the old position of the view.

Parameters:

pt - old position of view

setViewPosition

public void setViewPosition(java.awt.Point pt)

Sets the view position (upper left) to a new point. Overridden from JViewport.

Overrides:

setViewPosition in class javax.swing.JViewport

Parameters:

pt - the Point to become the upper left

getPannableView

private DisplayViewport.Pannable getPannableView()

Return pannable view.

Returns:

pannable view

showOriginTip

public void showOriginTip()

Show a tool tip over the upper left corner of the viewport with the contents of the pannable view's pannable tip text (typically a string identifiying the corner point). Tip is removed after a short delay.