ImageEn, unit imageenview |
|
TImageEnView.SelectedRect
Declaration
property SelectedRect: TIERectangle;
Description
Returns current selected rectangle. If no selected exists returns the whole image rectangle.
The coordinate has the same dimensions of the bitmap (i.e. it is not affected by
Zoom and
ViewX,
ViewY values).
You can programatically make a selection using the
Select method.
Read-only
Example
// Zoom into the selected area of the image
procedure TMainForm.Button1Click(Sender: TObject);
var
sel: TIERectangle;
begin
if ImageEnView1.Selected then
begin
sel := ImageEnView1.SelectedRect;
ImageEnView1.VisibleBitmapRect := Rect( sel.x, sel.y, sel.x + sel.width, sel.y + sel.height );
end;
end;