Package group24.escaperoom.screens.editor

Class ActionHistory

java.lang.Object

group24.escaperoom.screens.editor.ActionHistory

public class ActionHistory
extends Object

Utility class to manage the undo/redo history in the LevelEditorScreen

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static interface	ActionHistory.EditorAction	An EditorAction modifies the LevelEditorScreen in a way that can be undone and redone

Constructor Summary

Constructors

Constructor	Description
ActionHistory()

Method Summary

Modifier and Type	Method	Description
com.badlogic.gdx.scenes.scene2d.ui.ImageButton	getRedoButton()
com.badlogic.gdx.scenes.scene2d.ui.ImageButton	getUndoButton()
void	record(ActionHistory.EditorAction action)
boolean	redo()
boolean	undo()

Methods inherited from class java.lang.Object

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

Constructor Details

ActionHistory

public ActionHistory()

Method Details

getUndoButton

public com.badlogic.gdx.scenes.scene2d.ui.ImageButton getUndoButton()

Returns:

the button which, when pressed, undoes an ActionHistory.EditorAction

getRedoButton

public com.badlogic.gdx.scenes.scene2d.ui.ImageButton getRedoButton()

Returns:

the button which, when pressed, redoes an ActionHistory.EditorAction

record

public void record(ActionHistory.EditorAction action)

Parameters:

action - the action to record

undo

public boolean undo()

Returns:

whether or not there is an action to undo

redo

public boolean redo()

Returns:

whether or not there is an action to redo