jv.viewer

Class PvScenegraph

java.lang.Object

java.awt.Component

java.awt.Container

java.awt.Panel

jv.viewer.PvScenegraph

All Implemented Interfaces:

java.awt.event.AdjustmentListener, java.awt.event.MouseListener, java.awt.event.MouseMotionListener, java.awt.image.ImageObserver, java.awt.MenuContainer, java.io.Serializable, java.util.EventListener, javax.accessibility.Accessible, PvDisplayOverlayIf

public class PvScenegraph
extends java.awt.Panel
implements PvDisplayOverlayIf, java.awt.event.AdjustmentListener

Gui canvas showing a tree-based explorer view. Used in PvDisplay as scene graph and in tree view.

This class is in beta.

Since:

JavaView v4.81.003, formerly in alpha mode.

See Also:

Serialized Form

Author:

Konrad Polthier

Version:

09.02.14, 2.00 revised (kp) First running beta within JavaView display.
14.12.13, 1.00 created (kp) Extending earlier work on jvTree.

Nested Class Summary

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

java.awt.Component.BaselineResizeBehavior

Field Summary

Fields

Modifier and Type	Field and Description
static int	BGCOLOR Indices of specific colors in color array m_color.
static int	HBGCOLOR
static int	HTXTBGCOLOR
static int	HTXTCOLOR
static int	MODE_OVERLAY
static int	MODE_PANEL
static int	OUTLINE
static int	TXTCOLOR

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

Constructors

Constructor and Description
PvScenegraph()

Method Summary

Modifier and Type	Method and Description
void	adjustmentValueChanged(java.awt.event.AdjustmentEvent event)
int	getIconInd() Get index of icon resp. field with currently picked node.
java.lang.String	getNodeID() Get ID of current picked node.
int	getNodeInd() Get index of current picked node.
java.lang.String	getNodeStatus() Get status of directory nodes (open/close).
int	getPanelMode() Get flag if running as self-contained panel or as overlay of another container panel.
java.awt.Dimension	getPreferredSize() Gets the preferred size of this component.
void	init()
void	mouseClicked(java.awt.event.MouseEvent mouseEvent)
void	mouseDragged(java.awt.event.MouseEvent mouseEvent)
void	mouseEntered(java.awt.event.MouseEvent mouseEvent)
void	mouseExited(java.awt.event.MouseEvent mouseEvent)
void	mouseMoved(java.awt.event.MouseEvent mouseEvent)
void	mousePressed(java.awt.event.MouseEvent mouseEvent)
void	mouseReleased(java.awt.event.MouseEvent mouseEvent)
void	paint(java.awt.Graphics g)
void	paintOverlay(java.awt.Graphics g, int xInset, int yInset, int width, int height) Draw scenegraph as overlay in JavaView display.
void	selectColors(int bgColor, int txtColor, int hbgColor, int htxtColor) Select color of special items using index in color array.
void	selectFonts(int titleFont, int nodeFont) Select color of special items using index in color array.
void	setColors(java.awt.Color[] color) Set colors, index identified using COLOR_xyz .
void	setDisplayComponent(java.awt.Component panel) Set panel of of this container which provides graphics context.
void	setFonts(java.awt.Font[] font) Set fonts, index identified using FONT_xyz .
void	setNodeIcons(java.awt.Image[] nodeImg, int numIcons) Set icons of tree nodes and other gui elements.
void	setNodeParms(int iVersion, java.lang.String[] parmArray, int numParms) Set list of tree nodes and node parameters, each node is given as string.
void	setPanelMode(int panelMode) Set flag if running as self-contained panel or as overlay of another container panel.
void	setParent()
void	setTitle(java.lang.String title) Set title string.
void	update(java.awt.Graphics g)

Methods inherited from class java.awt.Panel

addNotify, getAccessibleContext

Methods inherited from class java.awt.Container

add, add, add, add, add, addContainerListener, addPropertyChangeListener, addPropertyChangeListener, applyComponentOrientation, areFocusTraversalKeysSet, countComponents, deliverEvent, doLayout, findComponentAt, findComponentAt, getAlignmentX, getAlignmentY, getComponent, getComponentAt, getComponentAt, getComponentCount, getComponents, getComponentZOrder, getContainerListeners, getFocusTraversalKeys, getFocusTraversalPolicy, getInsets, getLayout, getListeners, getMaximumSize, getMinimumSize, getMousePosition, insets, invalidate, isAncestorOf, isFocusCycleRoot, isFocusCycleRoot, isFocusTraversalPolicyProvider, isFocusTraversalPolicySet, isValidateRoot, layout, list, list, locate, minimumSize, paintComponents, preferredSize, print, printComponents, remove, remove, removeAll, removeContainerListener, removeNotify, setComponentZOrder, setFocusCycleRoot, setFocusTraversalKeys, setFocusTraversalPolicy, setFocusTraversalPolicyProvider, setFont, setLayout, transferFocusDownCycle, validate

Methods inherited from class java.awt.Component

action, add, addComponentListener, addFocusListener, addHierarchyBoundsListener, addHierarchyListener, addInputMethodListener, addKeyListener, addMouseListener, addMouseMotionListener, addMouseWheelListener, bounds, checkImage, checkImage, contains, contains, createImage, createImage, createVolatileImage, createVolatileImage, disable, dispatchEvent, enable, enable, enableInputMethods, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, getBackground, getBaseline, getBaselineResizeBehavior, getBounds, getBounds, getColorModel, getComponentListeners, getComponentOrientation, getCursor, getDropTarget, getFocusCycleRootAncestor, getFocusListeners, getFocusTraversalKeysEnabled, getFont, getFontMetrics, getForeground, getGraphics, getGraphicsConfiguration, getHeight, getHierarchyBoundsListeners, getHierarchyListeners, getIgnoreRepaint, getInputContext, getInputMethodListeners, getInputMethodRequests, getKeyListeners, getLocale, getLocation, getLocation, getLocationOnScreen, getMouseListeners, getMouseMotionListeners, getMousePosition, getMouseWheelListeners, getName, getParent, getPeer, getPropertyChangeListeners, getPropertyChangeListeners, getSize, getSize, getToolkit, getTreeLock, getWidth, getX, getY, gotFocus, handleEvent, hasFocus, hide, imageUpdate, inside, isBackgroundSet, isCursorSet, isDisplayable, isDoubleBuffered, isEnabled, isFocusable, isFocusOwner, isFocusTraversable, isFontSet, isForegroundSet, isLightweight, isMaximumSizeSet, isMinimumSizeSet, isOpaque, isPreferredSizeSet, isShowing, isValid, isVisible, keyDown, keyUp, list, list, list, location, lostFocus, mouseDown, mouseDrag, mouseEnter, mouseExit, mouseMove, mouseUp, move, nextFocus, paintAll, postEvent, prepareImage, prepareImage, printAll, remove, removeComponentListener, removeFocusListener, removeHierarchyBoundsListener, removeHierarchyListener, removeInputMethodListener, removeKeyListener, removeMouseListener, removeMouseMotionListener, removeMouseWheelListener, removePropertyChangeListener, removePropertyChangeListener, repaint, repaint, repaint, repaint, requestFocus, requestFocusInWindow, reshape, resize, resize, revalidate, setBackground, setBounds, setBounds, setComponentOrientation, setCursor, setDropTarget, setEnabled, setFocusable, setFocusTraversalKeysEnabled, setForeground, setIgnoreRepaint, setLocale, setLocation, setLocation, setMaximumSize, setMinimumSize, setName, setPreferredSize, setSize, setSize, setVisible, show, show, size, toString, transferFocus, transferFocusBackward, transferFocusUpCycle

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

BGCOLOR

public static int BGCOLOR

Indices of specific colors in color array m_color.

TXTCOLOR

public static int TXTCOLOR

HBGCOLOR

public static int HBGCOLOR

HTXTCOLOR

public static int HTXTCOLOR

HTXTBGCOLOR

public static int HTXTBGCOLOR

OUTLINE

public static int OUTLINE

MODE_PANEL

public static final int MODE_PANEL

See Also:

Constant Field Values

MODE_OVERLAY

public static final int MODE_OVERLAY

See Also:

Constant Field Values

Constructor Detail

PvScenegraph

public PvScenegraph()

Method Detail

init

public void init()

getPanelMode

public int getPanelMode()

Get flag if running as self-contained panel or as overlay of another container panel.

setPanelMode

public void setPanelMode(int panelMode)

Set flag if running as self-contained panel or as overlay of another container panel. Default is panel mode like, for example, in tree_view.

Specified by:

setPanelMode in interface PvDisplayOverlayIf

getPreferredSize

public java.awt.Dimension getPreferredSize()

Gets the preferred size of this component.

Specified by:

getPreferredSize in interface PvDisplayOverlayIf

Overrides:

getPreferredSize in class java.awt.Container

Returns:

a dimension object indicating this component's preferred size

setParent

public void setParent()

getNodeInd

public int getNodeInd()

Get index of current picked node.

getIconInd

public int getIconInd()

Get index of icon resp. field with currently picked node.

getNodeID

public java.lang.String getNodeID()

Get ID of current picked node.

getNodeStatus

public java.lang.String getNodeStatus()

Get status of directory nodes (open/close).

setTitle

public void setTitle(java.lang.String title)

Set title string.

setColors

public void setColors(java.awt.Color[] color)

Set colors, index identified using COLOR_xyz .

Parameters:

color - array of colors for gui elements

selectColors

public void selectColors(int bgColor,
                         int txtColor,
                         int hbgColor,
                         int htxtColor)

Select color of special items using index in color array.

Parameters:

bgColor - index of background color of canvas

hbgColor - index of highlighted background color of canvas

txtColor - index of text color of canvas

htxtColor - index of highlighted text color of canvas

setFonts

public void setFonts(java.awt.Font[] font)

Set fonts, index identified using FONT_xyz .

Parameters:

font - array of fonts for gui text

selectFonts

public void selectFonts(int titleFont,
                        int nodeFont)

Select color of special items using index in color array.

Parameters:

titleFont - font for title

nodeFont - font for node labels

setNodeIcons

public void setNodeIcons(java.awt.Image[] nodeImg,
                         int numIcons)

Set icons of tree nodes and other gui elements.

Parameters:

nodeImg - icons of nodes and gui elements

setNodeParms

public void setNodeParms(int iVersion,
                         java.lang.String[] parmArray,
                         int numParms)

Set list of tree nodes and node parameters, each node is given as string.

Parameters:

iVersion - version number of formatting of node strings

parmArray - array of nodes, each node given as formatted string

numParms - number of nodes in array

mouseClicked

public void mouseClicked(java.awt.event.MouseEvent mouseEvent)

Specified by:

mouseClicked in interface java.awt.event.MouseListener

mouseEntered

public void mouseEntered(java.awt.event.MouseEvent mouseEvent)

Specified by:

mouseEntered in interface java.awt.event.MouseListener

mouseExited

public void mouseExited(java.awt.event.MouseEvent mouseEvent)

Specified by:

mouseExited in interface java.awt.event.MouseListener

mouseReleased

public void mouseReleased(java.awt.event.MouseEvent mouseEvent)

Specified by:

mouseReleased in interface java.awt.event.MouseListener

mousePressed

public void mousePressed(java.awt.event.MouseEvent mouseEvent)

Specified by:

mousePressed in interface java.awt.event.MouseListener

mouseDragged

public void mouseDragged(java.awt.event.MouseEvent mouseEvent)

Specified by:

mouseDragged in interface java.awt.event.MouseMotionListener

mouseMoved

public void mouseMoved(java.awt.event.MouseEvent mouseEvent)

Specified by:

mouseMoved in interface java.awt.event.MouseMotionListener

update

public void update(java.awt.Graphics g)

Overrides:

update in class java.awt.Container

paint

public void paint(java.awt.Graphics g)

Overrides:

paint in class java.awt.Container

paintOverlay

public void paintOverlay(java.awt.Graphics g,
                         int xInset,
                         int yInset,
                         int width,
                         int height)

Draw scenegraph as overlay in JavaView display.

Specified by:

paintOverlay in interface PvDisplayOverlayIf

adjustmentValueChanged

public void adjustmentValueChanged(java.awt.event.AdjustmentEvent event)

Specified by:

adjustmentValueChanged in interface java.awt.event.AdjustmentListener

setDisplayComponent

public void setDisplayComponent(java.awt.Component panel)

Set panel of of this container which provides graphics context.

Specified by:

setDisplayComponent in interface PvDisplayOverlayIf