Class Map1D 

java.lang.Object
   |
   +----java.awt.Component
           |
           +----java.awt.Container
                   |
                   +----java.awt.Window
                           |
                           +----java.awt.Frame
                                   |
                                   +----ChaosDemos.dynamicGraph
                                           |
                                           +----Map1D
public class Map1D
extends dynamicGraph
Iterates and plots one dimensional chaotic maps.

  • Shift Map Shows the map iteration, and calculates power spectrum and histogram.
    Uses the "Java Graph Class Library" by Leigh Brookshaw

    Version:
    10 October 1997
    Author:
    Michael Cross

    Variable Index

    o buttons
    o choices
    o clicked
    true after one mouse click
    o functionChoice
    o graph
    o mapFunction
    o nParameters
    Number of parameters for the map function
    o parameters
    array containing the map parameters a,b
    o plotChoice
    o showTime
    true if iteration number to be shown.
    o status
    o variables

    Constructor Index

    o Map1D(startMap1D, URL)

    Method Index

    o disableAll()
    Disables text input and choice controls
    o enableAll()
    Enables text input and choice contorls
    o handleEvent(Event)
    Event handler: Stops iteration on minimising and handles close window event
    (May fail under Windows95)
    o iterate()
    Iterates Map equations and updates graph according to value of plot
    o movieStart()
    Start movie thread
    o movieStop()
    Stop movie thread
    o resetGraph()
    Deletes all curves from graph
    o respondToButtons(int)
    Respond to buttonControls
    o respondToChoices()
    Responds to choiceControls
    o respondToMouse(double, boolean, double, boolean)
    Responds to mouse events
    o respondToText()
    Responds to textControls
    o restart()
    Resets plot
    o setPlotTextBoxes(String[], String[])
    Sets visibility and content of variables textboxes 3,4 ...
    o stop()
    Stop movie thread
    o updateParameters()
    Updates parameters from the text controls
    o updateSpeed(int)

    Variables

    o graph 
     public superGraph2D graph
    o mapFunction 
     public Map1DFunction mapFunction
    o variables 
     public textControls variables
    o buttons 
     public buttonControls buttons
    o choices 
     public choiceControls choices
    o plotChoice 
     public Choice plotChoice
    o functionChoice 
     public Choice functionChoice
    o status 
     public Label status
    o showTime 
     public boolean showTime
    true if iteration number to be shown. Set by choices

    o clicked 
     boolean clicked
    true after one mouse click

    o parameters 
     public double parameters[]
    array containing the map parameters a,b

    o nParameters 
     public int nParameters
    Number of parameters for the map function

    Constructors

    o Map1D 
     Map1D(startMap1D target,
       URL in_documentBase)
    Parameters:
    target - starting class
    See Also:
    startMap1D

    Methods

    o respondToText 
     public void respondToText()
    Responds to textControls

    Overrides:
    respondToText in class dynamicGraph
    See Also:
    textControls
    o respondToChoices 
     public void respondToChoices()
    Responds to choiceControls

    Overrides:
    respondToChoices in class dynamicGraph
    See Also:
    choiceControls
    o respondToButtons 
     public void respondToButtons(int buttonIndex)
    Respond to buttonControls

    Parameters:
    buttonIndex - index of button pushed
    Overrides:
    respondToButtons in class dynamicGraph
    See Also:
    buttonControls
    o movieStop 
     public void movieStop()
    Stop movie thread

    o movieStart 
     public void movieStart()
    Start movie thread

    o handleEvent 
     public boolean handleEvent(Event evt)
    Event handler: Stops iteration on minimising and handles close window event
    (May fail under Windows95)

    Overrides:
    handleEvent in class Component
    o disableAll 
     public void disableAll()
    Disables text input and choice controls

    o enableAll 
     public void enableAll()
    Enables text input and choice contorls

    o updateParameters 
     public void updateParameters()
    Updates parameters from the text controls

    o restart 
     public void restart()
    Resets plot

    o resetGraph 
     public int resetGraph()
    Deletes all curves from graph

    Returns:
    -1 for no curves
    o iterate 
     public boolean iterate()
    Iterates Map equations and updates graph according to value of plot

    Overrides:
    iterate in class dynamicGraph
    o stop 
     public void stop()
    Stop movie thread

    o updateSpeed 
     public void updateSpeed(int in_delay)
    Overrides:
    updateSpeed in class dynamicGraph
    o respondToMouse 
     public void respondToMouse(double xcoord,
                            boolean xcoordValid,
                            double ycoord,
                            boolean ycoordValid)
    Responds to mouse events

    Parameters:
    xcoord - x-coordinate of mouse click
    xcoordValid - true if x-coordinate of mouse click within graph
    ycoord - y-coordinate of mouse click
    ycoordValid - true if y-coordinate of mouse click within graph
    Overrides:
    respondToMouse in class dynamicGraph
    o setPlotTextBoxes 
     public void setPlotTextBoxes(String label[],
                              String text[])
    Sets visibility and content of variables textboxes 3,4 ...

    Parameters:
    label - text for label of each box ("" makes invisible)