edu.mit.sketch.toolkit
Class Tablet

java.lang.Object
  |
  +--java.awt.Component
        |
        +--java.awt.Container
              |
              +--java.awt.Window
                    |
                    +--java.awt.Frame
                          |
                          +--edu.mit.sketch.toolkit.TabletGUI
                                |
                                +--edu.mit.sketch.toolkit.TabletDataProcessor
                                      |
                                      +--edu.mit.sketch.toolkit.TabletGUIBehavior
                                            |
                                            +--edu.mit.sketch.toolkit.Tablet

All Implemented Interfaces:

Accessible, ActionListener, AdjustmentListener, EventListener, ImageObserver, KeyListener, MenuContainer, MouseListener, MouseMotionListener, Serializable

public class Tablet

extends edu.mit.sketch.toolkit.TabletGUIBehavior

implements KeyListener

Acronyms: sdr -> StrokeDataReader, sd -> StrokeData This class handles the updates to various frames.

See Also:

Serialized Form

Inner classes inherited from class java.awt.Frame

Frame.AccessibleAWTFrame

Inner classes inherited from class java.awt.Window

Window.AccessibleAWTWindow

Inner classes inherited from class java.awt.Container

Container.AccessibleAWTContainer

Inner classes inherited from class java.awt.Component

Component.AccessibleAWTComponent

Field Summary

MenuItem	a_menu
static double	a_scale
Frame	a_window
Graphics	a_window_graphics
static double	accumulated_length_scale
static StatisticsModule	bar_statistics_module
static float	brush_thickness
BufferedImage	buffer
Graphics	buffer_graphics
boolean	buffer_ready
double	circle_vs_general_path_bias
double	circle_vs_speed_bias
SimpleClassifier	classifier
double	combine_treshold
edu.mit.sketch.toolkit.ControlModule	control_module
MenuItem	controls_menu
MenuItem	d_menu
static double	d_theta_scale
Frame	d_window
Graphics	d_window_graphics
static StrokeData	data Stroke data
MenuItem	data_menu
JFrame	data_window
double	dd_dt_average_scale
MenuItem	dd_dt_menu
MenuItem	dd_dt_scale_space_menu
edu.mit.sketch.toolkit.DirectionChangeScaleSpaceViewer	dd_dt_scale_space_viewer
Frame	dd_dt_window
Graphics	dd_dt_window_graphics
static StatisticsModule	ddsw_statistics_module
static boolean	debug
static Graphics	debug_graphics
static boolean	debug2
MenuItem	derive_snapshots_menu
boolean	deriving_scale_space
Vertex[]	direction_fit
Menu	direction_menu
int	direction_window_width
boolean	display_lsq_vectors
MenuItem	display_menu
static StatisticsModule	dsw_statistics_module
Menu	edit
Menu	file
Vertex[]	final_fit
static int	fit_method
MenuItem	fits_menu
Frame	fits_window
Graphics	fits_window_graphics
Color	graph_color
boolean	in_recognition_mode
static Label	info_bar
edu.mit.sketch.toolkit.JointDisplay	joint_display
MenuItem	joint_display_menu
Point[]	line Parameters and constants.
static double	LSQE_treshold
MenuBar	menubar
edu.mit.sketch.toolkit.ObjectManager	object_manager
MenuItem	open_menu
Menu	options
double	orientation_angle
Menu	pen_menu
static boolean	platform_is_windows9x
static boolean	platform_is_windowsNT
PolarPoint[]	polar_points
Menu	processing
MenuItem	quit_menu
MenuItem	save_as_menu
MenuItem	save_menu
static edu.mit.sketch.toolkit.StrokeDataReader	sdr Stroke data reader used for reading and instantiating StrokeData
static long	sequence_delay
boolean	show_parsed_objects
static StatisticsModule	sliding_window_statistics_module
double	speed_average_scale
Vertex[]	speed_fit
MenuItem	statistics_menu
static Label	status_bar
static double	t_scale
edu.mit.sketch.toolkit.TabletDebugger	tablet_debugger The debugger
double	test_line_scale
static double	theta_scale
double	turn_angle_treshold
MenuItem	undo_menu
MenuItem	v_menu
static double	v_scale
MenuItem	v_scale_space_menu
edu.mit.sketch.toolkit.SpeedScaleSpaceViewer	v_scale_space_viewer
Frame	v_window
Graphics	v_window_graphics
MenuItem	vectors_menu
boolean	vertex_identification For painting vertices closest to the cursor.
static double	window_width
Menu	windows
JList	x_list
JList	y_list

Fields inherited from class java.awt.Frame

CROSSHAIR_CURSOR, DEFAULT_CURSOR, E_RESIZE_CURSOR, HAND_CURSOR, ICONIFIED, MOVE_CURSOR, N_RESIZE_CURSOR, NE_RESIZE_CURSOR, NORMAL, NW_RESIZE_CURSOR, S_RESIZE_CURSOR, SE_RESIZE_CURSOR, SW_RESIZE_CURSOR, TEXT_CURSOR, W_RESIZE_CURSOR, WAIT_CURSOR

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

Tablet(int max_data_points, double speed_average_scale, String cursor_image_name, boolean platform_is_windows9x, boolean platform_is_windowsNT)
The constructor.

Method Summary

void	actionPerformed(ActionEvent e) Handle action events
void	addAllComponentsAsKeyListeners() Add Components As Key Listeners
void	addEventListeners() add event listeners
void	addPoint(Point p, long t) Add a new point to sdr with t as the time stamp.
void	adjustmentValueChanged(AdjustmentEvent e) adjustmentValueChanged
void	clearComponent(Component component) Clear the component
void	clearScreen() Clear screen
Vertex[]	combineEndPoints(Vertex[] polygon) Combines the ends of the polygon if they are sufficiently close.
void	constructGUI() construct the GUI part of the Tablet.
void	constructToolbar() Construct the toolbar
void	convolveChangeInDirection() Do convolution.
void	convolveDirection() Do convolution.
void	displayFitByIndices(int[] indices) displayFitByIndices
void	displayFitByReversedIndices(int[] indices) displayFitByIndices
void	displayVertices(Vertex[] vertices) Update various graphs and statistics.
double	gauss(double x, double sigma)
long	getTimeStamp(MouseEvent e) This method is needed only for supporting the rather silly windows9X platform, because it is still using the dos clock.
void	initializeBuffer() Overloaded for double buffering.
void	initializeGraphicsObjects() initializeGraphicsObjects
void	keyPressed(KeyEvent k) Handle key stroke events
void	keyReleased(KeyEvent k) Handle key stroke events
void	keyTyped(KeyEvent ke) Handle key stroke events
void	mouseClicked(MouseEvent e) Handle mouse events
void	mouseDragged(MouseEvent e) Handle mouse motion events
void	mouseEntered(MouseEvent e) Handle mouse events
void	mouseExited(MouseEvent e) Handle mouse events
void	mouseMoved(MouseEvent e) Handle mouse motion events
void	mousePressed(MouseEvent e) Handle mouse events
void	mouseReleased(MouseEvent e) Handle mouse events
void	paint_d(StrokeData data, Color color) Update the direction graph.
void	paint_dd_dt(StrokeData data, Color color) Update change in direction
void	paint(Graphics g) Overloaded for double buffering.
void	paintAcceleration(StrokeData data, Color color) Update the acceleration graph.
void	paintFvsG(double[] f, double[] g, Color color, Component component, AffineTransform transform) Paint f vs g in the frame using the input color and affine transform.
void	paintFvsG(long[] f, double[] g, Color color, Component component, AffineTransform transform) Paint f vs g in the frame using the input color and affine transform.
void	paintVelocity(StrokeData data, Color color) Update the velocity graph.
void	reset() Reset the arrays
void	setDebugging(boolean d) Set debugging mode
void	setFitMehod(int method) Change the fit method, rederive the direction and related entities.
static void	setInfoMessage(String message) Set the status bar label text to the input string.
void	setRecognitionMode(boolean flag) Disable or enable recognition process by turning mouse event listening off or on.
static void	setStatusMessage(String message) Set the status bar label text to the input string.
Vertex[]	simplifyPolygon(Vertex[] input_vertices) Simplify the polygon to get rid of consecutive lines which are sufficiently parallel.
void	toggle() toggle the state related with showing the parsed objects.
void	update_fits() Update the info about the various fits (LSQE etc.)
void	update(Graphics g) Update various graphs and statistics.
void	zoomX(double k) Zoom in all window's X axis by k
void	zoomY(double k) Zoom in all window's y axis by k

Methods inherited from class java.awt.Frame

addNotify, finalize, getAccessibleContext, getCursorType, getFrames, getIconImage, getMenuBar, getState, getTitle, isResizable, paramString, remove, removeNotify, setCursor, setIconImage, setMenuBar, setResizable, setState, setTitle

Methods inherited from class java.awt.Window

addWindowListener, applyResourceBundle, applyResourceBundle, dispose, getFocusOwner, getGraphicsConfiguration, getInputContext, getListeners, getLocale, getOwnedWindows, getOwner, getToolkit, getWarningString, hide, isShowing, pack, postEvent, processEvent, processWindowEvent, removeWindowListener, setCursor, show, toBack, toFront

Methods inherited from class java.awt.Container

add, add, add, add, add, addContainerListener, addImpl, countComponents, deliverEvent, doLayout, findComponentAt, findComponentAt, getAlignmentX, getAlignmentY, getComponent, getComponentAt, getComponentAt, getComponentCount, getComponents, getInsets, getLayout, getMaximumSize, getMinimumSize, getPreferredSize, insets, invalidate, isAncestorOf, layout, list, list, locate, minimumSize, paintComponents, preferredSize, print, printComponents, processContainerEvent, remove, remove, removeAll, removeContainerListener, setFont, setLayout, validate, validateTree

Methods inherited from class java.awt.Component

action, add, addComponentListener, addFocusListener, addHierarchyBoundsListener, addHierarchyListener, addInputMethodListener, addKeyListener, addMouseListener, addMouseMotionListener, addPropertyChangeListener, addPropertyChangeListener, bounds, checkImage, checkImage, coalesceEvents, contains, contains, createImage, createImage, disable, disableEvents, dispatchEvent, enable, enable, enableEvents, enableInputMethods, firePropertyChange, getBackground, getBounds, getBounds, getColorModel, getComponentOrientation, getCursor, getDropTarget, getFont, getFontMetrics, getForeground, getGraphics, getHeight, getInputMethodRequests, getLocation, getLocation, getLocationOnScreen, getName, getParent, getPeer, getSize, getSize, getTreeLock, getWidth, getX, getY, gotFocus, handleEvent, hasFocus, imageUpdate, inside, isDisplayable, isDoubleBuffered, isEnabled, isFocusTraversable, isLightweight, isOpaque, isValid, isVisible, keyDown, keyUp, list, list, list, location, lostFocus, mouseDown, mouseDrag, mouseEnter, mouseExit, mouseMove, mouseUp, move, nextFocus, paintAll, prepareImage, prepareImage, printAll, processComponentEvent, processFocusEvent, processHierarchyBoundsEvent, processHierarchyEvent, processInputMethodEvent, processKeyEvent, processMouseEvent, processMouseMotionEvent, removeComponentListener, removeFocusListener, removeHierarchyBoundsListener, removeHierarchyListener, removeInputMethodListener, removeKeyListener, removeMouseListener, removeMouseMotionListener, removePropertyChangeListener, removePropertyChangeListener, repaint, repaint, repaint, repaint, requestFocus, reshape, resize, resize, setBackground, setBounds, setBounds, setComponentOrientation, setDropTarget, setEnabled, setForeground, setLocale, setLocation, setLocation, setName, setSize, setSize, setVisible, show, size, toString, transferFocus

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.awt.MenuContainer

getFont, postEvent

Field Detail

tablet_debugger

public edu.mit.sketch.toolkit.TabletDebugger tablet_debugger

The debugger

vertex_identification

public boolean vertex_identification

For painting vertices closest to the cursor.

a_scale

public static double a_scale

v_scale

public static double v_scale

t_scale

public static double t_scale

theta_scale

public static double theta_scale

d_theta_scale

public static double d_theta_scale

accumulated_length_scale

public static double accumulated_length_scale

brush_thickness

public static float brush_thickness

display_lsq_vectors

public boolean display_lsq_vectors

show_parsed_objects

public boolean show_parsed_objects

buffer_ready

public boolean buffer_ready

buffer

public BufferedImage buffer

buffer_graphics

public Graphics buffer_graphics

v_window_graphics

public Graphics v_window_graphics

a_window_graphics

public Graphics a_window_graphics

d_window_graphics

public Graphics d_window_graphics

fits_window_graphics

public Graphics fits_window_graphics

dd_dt_window_graphics

public Graphics dd_dt_window_graphics

sdr

public static edu.mit.sketch.toolkit.StrokeDataReader sdr

Stroke data reader used for reading and instantiating StrokeData

data

public static StrokeData data

Stroke data

final_fit

public Vertex[] final_fit

speed_fit

public Vertex[] speed_fit

direction_fit

public Vertex[] direction_fit

polar_points

public PolarPoint[] polar_points

direction_window_width

public int direction_window_width

dd_dt_average_scale

public double dd_dt_average_scale

speed_average_scale

public double speed_average_scale

test_line_scale

public double test_line_scale

combine_treshold

public double combine_treshold

orientation_angle

public double orientation_angle

turn_angle_treshold

public double turn_angle_treshold

circle_vs_speed_bias

public double circle_vs_speed_bias

circle_vs_general_path_bias

public double circle_vs_general_path_bias

line

public Point[] line

Parameters and constants.

in_recognition_mode

public boolean in_recognition_mode

deriving_scale_space

public boolean deriving_scale_space

platform_is_windows9x

public static boolean platform_is_windows9x

platform_is_windowsNT

public static boolean platform_is_windowsNT

debug

public static boolean debug

debug2

public static boolean debug2

fit_method

public static int fit_method

window_width

public static double window_width

sequence_delay

public static long sequence_delay

LSQE_treshold

public static double LSQE_treshold

object_manager

public edu.mit.sketch.toolkit.ObjectManager object_manager

control_module

public edu.mit.sketch.toolkit.ControlModule control_module

classifier

public SimpleClassifier classifier

v_window

public Frame v_window

a_window

public Frame a_window

d_window

public Frame d_window

fits_window

public Frame fits_window

dd_dt_window

public Frame dd_dt_window

data_window

public JFrame data_window

joint_display

public edu.mit.sketch.toolkit.JointDisplay joint_display

menubar

public MenuBar menubar

file

public Menu file

open_menu

public MenuItem open_menu

save_menu

public MenuItem save_menu

save_as_menu

public MenuItem save_as_menu

quit_menu

public MenuItem quit_menu

edit

public Menu edit

undo_menu

public MenuItem undo_menu

windows

public Menu windows

v_menu

public MenuItem v_menu

a_menu

public MenuItem a_menu

pen_menu

public Menu pen_menu

direction_menu

public Menu direction_menu

d_menu

public MenuItem d_menu

fits_menu

public MenuItem fits_menu

data_menu

public MenuItem data_menu

dd_dt_menu

public MenuItem dd_dt_menu

controls_menu

public MenuItem controls_menu

statistics_menu

public MenuItem statistics_menu

joint_display_menu

public MenuItem joint_display_menu

v_scale_space_menu

public MenuItem v_scale_space_menu

dd_dt_scale_space_menu

public MenuItem dd_dt_scale_space_menu

options

public Menu options

vectors_menu

public MenuItem vectors_menu

display_menu

public MenuItem display_menu

processing

public Menu processing

derive_snapshots_menu

public MenuItem derive_snapshots_menu

info_bar

public static Label info_bar

status_bar

public static Label status_bar

x_list

public JList x_list

y_list

public JList y_list

debug_graphics

public static Graphics debug_graphics

bar_statistics_module

public static StatisticsModule bar_statistics_module

dsw_statistics_module

public static StatisticsModule dsw_statistics_module

ddsw_statistics_module

public static StatisticsModule ddsw_statistics_module

sliding_window_statistics_module

public static StatisticsModule sliding_window_statistics_module

graph_color

public Color graph_color

v_scale_space_viewer

public edu.mit.sketch.toolkit.SpeedScaleSpaceViewer v_scale_space_viewer

dd_dt_scale_space_viewer

public edu.mit.sketch.toolkit.DirectionChangeScaleSpaceViewer dd_dt_scale_space_viewer

Constructor Detail

Tablet

public Tablet(int max_data_points,
              double speed_average_scale,
              String cursor_image_name,
              boolean platform_is_windows9x,
              boolean platform_is_windowsNT)

The constructor.

Method Detail

addAllComponentsAsKeyListeners

public void addAllComponentsAsKeyListeners()

Add Components As Key Listeners

keyPressed

public void keyPressed(KeyEvent k)

Handle key stroke events

Specified by:

keyPressed in interface KeyListener

keyReleased

public void keyReleased(KeyEvent k)

Handle key stroke events

Specified by:

keyReleased in interface KeyListener

keyTyped

public void keyTyped(KeyEvent ke)

Handle key stroke events

Specified by:

keyTyped in interface KeyListener

gauss

public double gauss(double x,
                    double sigma)

initializeBuffer

public void initializeBuffer()

Overloaded for double buffering.

constructToolbar

public void constructToolbar()

Construct the toolbar

paint

public void paint(Graphics g)

Overloaded for double buffering.

Overrides:

paint in class Container

actionPerformed

public void actionPerformed(ActionEvent e)

Handle action events

Specified by:

actionPerformed in interface ActionListener

toggle

public void toggle()

toggle the state related with showing the parsed objects.

mouseReleased

public void mouseReleased(MouseEvent e)

Handle mouse events

Overrides:

mouseReleased in class edu.mit.sketch.toolkit.TabletDataProcessor

mouseClicked

public void mouseClicked(MouseEvent e)

Handle mouse events

Overrides:

mouseClicked in class edu.mit.sketch.toolkit.TabletDataProcessor

mouseEntered

public void mouseEntered(MouseEvent e)

Handle mouse events

Overrides:

mouseEntered in class edu.mit.sketch.toolkit.TabletDataProcessor

mouseExited

public void mouseExited(MouseEvent e)

Handle mouse events

Overrides:

mouseExited in class edu.mit.sketch.toolkit.TabletDataProcessor

mousePressed

public void mousePressed(MouseEvent e)

Handle mouse events

Overrides:

mousePressed in class edu.mit.sketch.toolkit.TabletDataProcessor

mouseDragged

public void mouseDragged(MouseEvent e)

Handle mouse motion events

Overrides:

mouseDragged in class edu.mit.sketch.toolkit.TabletDataProcessor

mouseMoved

public void mouseMoved(MouseEvent e)

Handle mouse motion events

Overrides:

mouseMoved in class edu.mit.sketch.toolkit.TabletDataProcessor

displayVertices

public void displayVertices(Vertex[] vertices)

Update various graphs and statistics.

displayFitByReversedIndices

public void displayFitByReversedIndices(int[] indices)

displayFitByIndices

displayFitByIndices

public void displayFitByIndices(int[] indices)

displayFitByIndices

update

public void update(Graphics g)

Update various graphs and statistics.

Overrides:

update in class Container

paintVelocity

public void paintVelocity(StrokeData data,
                          Color color)

Update the velocity graph.

paintAcceleration

public void paintAcceleration(StrokeData data,
                              Color color)

Update the acceleration graph.

paint_d

public void paint_d(StrokeData data,
                    Color color)

Update the direction graph.

paint_dd_dt

public void paint_dd_dt(StrokeData data,
                        Color color)

Update change in direction

paintFvsG

public void paintFvsG(double[] f,
                      double[] g,
                      Color color,
                      Component component,
                      AffineTransform transform)

Paint f vs g in the frame using the input color and affine transform. f is on the horizontal axis.

paintFvsG

public void paintFvsG(long[] f,
                      double[] g,
                      Color color,
                      Component component,
                      AffineTransform transform)

Paint f vs g in the frame using the input color and affine transform. f is on the horizontal axis.

update_fits

public void update_fits()

Update the info about the various fits (LSQE etc.)

setFitMehod

public void setFitMehod(int method)

Change the fit method, rederive the direction and related entities. Also update the graphs.

convolveDirection

public void convolveDirection()

Do convolution.

convolveChangeInDirection

public void convolveChangeInDirection()

Do convolution.

zoomY

public void zoomY(double k)

Zoom in all window's y axis by k

zoomX

public void zoomX(double k)

Zoom in all window's X axis by k

addEventListeners

public void addEventListeners()

add event listeners

setDebugging

public void setDebugging(boolean d)

Set debugging mode

reset

public void reset()

Reset the arrays

addPoint

public void addPoint(Point p,
                     long t)

Add a new point to sdr with t as the time stamp.

setRecognitionMode

public void setRecognitionMode(boolean flag)

Disable or enable recognition process by turning mouse event listening off or on. Set flag to be true if enabling is desired. Set flag to be false if disabling is desired.

combineEndPoints

public Vertex[] combineEndPoints(Vertex[] polygon)

Combines the ends of the polygon if they are sufficiently close.

simplifyPolygon

public Vertex[] simplifyPolygon(Vertex[] input_vertices)

Simplify the polygon to get rid of consecutive lines which are sufficiently parallel.

getTimeStamp

public long getTimeStamp(MouseEvent e)

This method is needed only for supporting the rather silly windows9X platform, because it is still using the dos clock.

constructGUI

public void constructGUI()

construct the GUI part of the Tablet.

setInfoMessage

public static void setInfoMessage(String message)

Set the status bar label text to the input string.

setStatusMessage

public static void setStatusMessage(String message)

Set the status bar label text to the input string.

clearScreen

public void clearScreen()

Clear screen

initializeGraphicsObjects

public void initializeGraphicsObjects()

initializeGraphicsObjects

clearComponent

public void clearComponent(Component component)

Clear the component

adjustmentValueChanged

public void adjustmentValueChanged(AdjustmentEvent e)

adjustmentValueChanged

Specified by:

adjustmentValueChanged in interface AdjustmentListener