Zooms the image to the specified rectangle.
public virtual void ZoomToRectangle(
Rect rc
)
Public Overridable Sub ZoomToRectangle( _
ByVal rc As Rect _
)
public:
virtual void ZoomToRectangle(
Rect rc
)
rc
The rectangle to which the image should be zoomed, in client coordinates.
The control will call this method during InteractiveMode.ZoomTo.
This example zooms to a 200x200 square in the center of the image.
Imports Leadtools.Windows.Controls
Public Sub BitmapSourceViewer_ZoomToRectangle(ByVal viewer As ImageViewer)
Dim rectSize As Double = 200
Dim left As Double = (viewer.PhysicalSize.Width - rectSize) / 2.0
Dim top As Double = (viewer.PhysicalSize.Height - rectSize) / 2.0
Dim rcZoom As Rect = New Rect(left, top, rectSize, rectSize)
viewer.ZoomToRectangle(rcZoom)
End Sub
using Leadtools.Help;
using Leadtools.Windows.Controls;
public void BitmapSourceViewer_ZoomToRectangle(ImageViewer viewer)
{
double rectSize = 200;
double left = (viewer.PhysicalSize.Width - rectSize) / 2.0;
double top = (viewer.PhysicalSize.Height - rectSize) / 2.0;
Rect rcZoom = new Rect(left, top, rectSize, rectSize);
viewer.ZoomToRectangle(rcZoom);
}
using Leadtools.Help;
using Leadtools.Windows.Controls;
public void BitmapSourceViewer_ZoomToRectangle(ImageViewer viewer)
{
double rectSize = 200;
double left = (viewer.PhysicalSize.Width - rectSize) / 2.0;
double top = (viewer.PhysicalSize.Height - rectSize) / 2.0;
Rect rcZoom = new Rect(left, top, rectSize, rectSize);
viewer.ZoomToRectangle(rcZoom);
}
Imports Leadtools
Imports Leadtools.Windows.Controls
Public Sub BitmapSourceViewer_ZoomToRectangle(ByVal viewer As ImageViewer)
Dim rectSize As Double = 200
Dim left As Double = (viewer.PhysicalSize.Width - rectSize) / 2.0
Dim top As Double = (viewer.PhysicalSize.Height - rectSize) / 2.0
Dim rcZoom As Rect = New Rect(left, top, rectSize, rectSize)
viewer.ZoomToRectangle(rcZoom)
End Sub
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