CVB.Net 14.0
ControlOverlay Class Reference

Stemmer.Cvb.Wpf.Controls.Display overlay placed on the display canvas. More...

Inherits OverlayBase.

Additional Inherited Members

- Public Member Functions inherited from OverlayBase
 OverlayBase ()
 Creates an overlay object.
 
- Static Public Attributes inherited from OverlayBase
static readonly DependencyProperty ActualZoomFactorProperty = ActualZoomFactorKey.DependencyProperty
 Backing store for the ActualZoomFactor property.
 
static readonly DependencyProperty InverseActualZoomFactorProperty = InverseActualZoomFactorPropertyKey.DependencyProperty
 Backing store.
 
static readonly DependencyProperty OverlayHeightProperty
 Backing store for the OverlayHeight property
 
static readonly DependencyProperty OverlayWidthProperty
 Backing store for the OverlayWidth property.
 
static readonly DependencyProperty OverlayXProperty
 Backing store for the OverlayX property.
 
static readonly DependencyProperty OverlayYProperty
 Backing store for the OverlayY property.
 
static readonly DependencyProperty ParentDisplayCanvasProperty
 Backing store for the readonly ParentDisplayCanvas property.
 
static readonly DependencyProperty BottomProperty
 Backing store for the Bottom property.
 
static readonly DependencyProperty LeftProperty
 Backing store for the Left property.
 
static readonly DependencyProperty LengthUnitProperty
 Backing store for the LengthUnit property.
 
static readonly DependencyProperty RightProperty
 Backing store for the Right property.
 
static readonly DependencyProperty TopProperty
 Backing store for the Top property.
 
- Protected Member Functions inherited from OverlayBase
virtual void OnParentDisplayCanvasChanged (DisplayCanvas oldCanvas, DisplayCanvas newCanvas)
 Event raiser. More...
 
- Static Protected Member Functions inherited from OverlayBase
static void OnActualZoomFactorChanged (DependencyObject d, DependencyPropertyChangedEventArgs e)
 React to property changes. More...
 
- Static Protected Attributes inherited from OverlayBase
static readonly DependencyPropertyKey ActualZoomFactorKey
 The Key for readonly ActualZoomFactor property.
 
static readonly DependencyPropertyKey InverseActualZoomFactorPropertyKey
 Backing store key.
 
- Properties inherited from OverlayBase
double ActualZoomFactor [get]
 Gets the actual zoom factor of the display canvas this overlay is on.
 
double InverseActualZoomFactor [get, protected set]
 Gets the inverse value of the actual Zoom factor (useful for painting items that are the same size regardless of zoom factor).
 
double OverlayHeight [get, set]
 Gets/sets the height of the overlay in the current length unit.
 
double OverlayWidth [get, set]
 Gets/sets the width of the overlay in the current length unit.
 
double OverlayX [get, set]
 Gets/sets the overlay x coordinate in the current length unit.
 
double OverlayY [get, set]
 Gets/set the overlay Y in the current length unit.
 
DisplayCanvas ParentDisplayCanvas [get, set]
 The DisplayCanvas this overlay is child of. More...
 
double Bottom [get, set]
 Layouts a child from the bottom. More...
 
double Left [get, set]
 Layouts a child from the left. More...
 
LengthUnit LengthUnit [get]
 Defines whether the layout properties are measured in image pixels or in device independent pixels as displayed by the canvas.
 
double Right [get, set]
 Layouts a child from the right. More...
 
double Top [get, set]
 Layouts a child from the top. More...
 
- Events inherited from OverlayBase
EventHandler< PropertyValueChangedEventArgs< DisplayCanvas > > ParentDisplayCanvasChanged
 Event that is fired when the parent DisplayCanvas is changed.
 
EventHandler< DisplayZoomEventArgsActualZoomFactorChanged
 Event that is fired when the parent DisplayCanvas' actual zoom factor is changed.
 

Detailed Description

Stemmer.Cvb.Wpf.Controls.Display overlay placed on the display canvas.

These overlays are always placed in control coordinates like on a canvas and are not moved/scaled based on the displayed image.