PresentManager (PreZoom)

java.lang.Object
- prezoom.controller.PresentManager

```
public class PresentManager
extends Object
```
The class to manage the presentation

Author:

Zhijie Lan
create date: 2020/11/25

Field Summary

Fields
Modifier and Type	Field	Description
`static boolean`	`isPresenting`	whether is in presenting
`static double`	`presentZoomFactor`	the zoom factor to zoom in the canvas to fit the full screen

Constructor Summary

Constructors
Constructor Description

PresentManager()

Method Summary

Modifier and Type	Method	Description
`static void`	`addTextComponentToPresenter(CenterCanvas presentCanvas)`	when start presenting, add all text areas components to the present canvas, and set the text areas being not editable and focusable
`static void`	`endPresent(PresentationWindow presentWindow)`	when present is over, kill the present canvas, move back all text components, etc.
`static void`	`resetTextComponentToCanvas()`	when finishing presenting, reset all text areas back to the edit canvas
`static void`	`setPresentZoomFactor()`
`static void`	`startPresent(boolean playFromBeginning)`	generate a presentation window to present switch state to beginning if necessary

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - isPresenting
```
public static boolean isPresenting
```
    whether is in presenting
  - presentZoomFactor
```
public static double presentZoomFactor
```
    the zoom factor to zoom in the canvas to fit the full screen
- Constructor Detail
  - PresentManager
```
public PresentManager()
```
- Method Detail
  - startPresent
```
public static void startPresent(boolean playFromBeginning)
```
    generate a presentation window to present switch state to beginning if necessary
    
    Parameters:
    
    playFromBeginning - whether play from the first state
  - endPresent
```
public static void endPresent(PresentationWindow presentWindow)
```
    when present is over, kill the present canvas, move back all text components, etc.
    
    Parameters:
    
    presentWindow - the presenting dialog
  - addTextComponentToPresenter
```
public static void addTextComponentToPresenter(CenterCanvas presentCanvas)
```
    when start presenting, add all text areas components to the present canvas, and set the text areas being not editable and focusable
    
    Parameters:
    
    presentCanvas - the present canvas
  - resetTextComponentToCanvas
```
public static void resetTextComponentToCanvas()
```
    when finishing presenting, reset all text areas back to the edit canvas
  - setPresentZoomFactor
```
public static void setPresentZoomFactor()
```