View.DragShadow

java.lang.Object

icyllis.modernui.view.View.DragShadow

Enclosing class:: View

public static class View.DragShadow extends Object

Creates an image that the system displays during the drag and drop operation.

Constructor Summary

Constructors

Constructor

Description

DragShadow()

Construct a shadow builder object with no associated View.

DragShadow(View view)
Method Summary

Modifier and Type

Method

Description

final View

getView()

void

onDrawShadow(Canvas canvas)

Draw the shadow.

void

onProvideShadowCenter(Point outShadowCenter)

Called when the view is not mouse hovered or shadow is nonnull, to determine where the mouse cursor position is in the shadow.

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

Constructor Details
- DragShadow
  
  public DragShadow(View view)
- DragShadow
  
  public DragShadow()
  
  Construct a shadow builder object with no associated View. This constructor variant is only useful when the onProvideShadowCenter(Point)} and onDrawShadow(Canvas) methods are also overridden in order to supply the drag shadow's dimensions and appearance without reference to any View object.
Method Details
- getView
  
  @Nullable public final View getView()
- onProvideShadowCenter
  
  public void onProvideShadowCenter(@NonNull Point outShadowCenter)
  
  Called when the view is not mouse hovered or shadow is nonnull, to determine where the mouse cursor position is in the shadow.
  
  Parameters:
  
  outShadowCenter - the center point in the shadow
- onDrawShadow
  
  public void onDrawShadow(@NonNull Canvas canvas)
  
  Draw the shadow.
  
  Parameters:
  
  canvas - canvas to draw content