edu.fcps.karel2
Class Display

java.lang.Object
  edu.fcps.karel2.Display

public class Display
extends java.lang.Object

Display houses most of the static constants used in object creation and rendering, Karel file locations and images, and the speed at which the WorldPanel updates. The Display.step() method is responsible for the animation of the Panel.

Field Summary

static java.lang.String	DEFAULT_MAP
static int	EAST
static int	FRAME_HEIGHT
static int	FRAME_WIDTH
static int	HORIZONTAL
static int	INFINITY
static int	NORTH
static int	SOUTH
static int	VERTICAL
static int	WEST

Constructor Summary

Display()

Method Summary

static int	getSpeed() Returns the speed at which the Display updates.
static boolean	isDead() Returns whether or not the Display is currently dead (no longer able to update).
static void	openDefaultWorld() Closes the current world if there is one, then creates a new WorldFrame with the default map.
static void	openWorld(java.lang.String mapName) Closes the current world if there is one, then creates a new WorldFrame with the specified map file.
static void	pause() Sleeps the Thread for a period of time based on the current Display speed.
static void	setSize(int x, int y) The same as calling WorldBackend.setSize(x, y)
static void	setSpeed(int s) Sets the speed at which the Display updates.
static int	validateDirection(int dir) Takes a possible invalid direction and returns a valid one via modding

Methods inherited from class java.lang.Object

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

Field Detail

DEFAULT_MAP

public static final java.lang.String DEFAULT_MAP

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Constant Field Values

EAST

public static final int EAST

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Constant Field Values

NORTH

public static final int NORTH

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Constant Field Values

WEST

public static final int WEST

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Constant Field Values

SOUTH

public static final int SOUTH

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Constant Field Values

FRAME_WIDTH

public static int FRAME_WIDTH

FRAME_HEIGHT

public static int FRAME_HEIGHT

VERTICAL

public static final int VERTICAL

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Constant Field Values

HORIZONTAL

public static final int HORIZONTAL

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Constant Field Values

INFINITY

public static final int INFINITY

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Constant Field Values

Constructor Detail

Display

public Display()

Method Detail

openWorld

public static void openWorld(java.lang.String mapName)

Closes the current world if there is one, then creates a new WorldFrame with the specified map file.

Parameters:

mapName - the path to the map file to be loaded

openDefaultWorld

public static void openDefaultWorld()

Closes the current world if there is one, then creates a new WorldFrame with the default map.

setSpeed

public static void setSpeed(int s)

Sets the speed at which the Display updates.

Parameters:

s - the requested speed of the Display. If it is greater than the max speed, the speed is set to the max speed

getSpeed

public static int getSpeed()

Returns the speed at which the Display updates.

validateDirection

public static int validateDirection(int dir)

Takes a possible invalid direction and returns a valid one via modding

Parameters:

dir - a possibly invalid direction

Returns:

a valid direction

setSize

public static void setSize(int x,
                           int y)

The same as calling WorldBackend.setSize(x, y)

Parameters:

x -

y -

pause

public static void pause()

Sleeps the Thread for a period of time based on the current Display speed.

isDead

public static boolean isDead()

Returns whether or not the Display is currently dead (no longer able to update).