/// <summary>
/// Displays the specified image in a window and waits the user to create a rectangle by drawing.
/// <para>Press and hold shift + mouse (track-pad) to translate and zoom an image.</para>
/// </summary>
/// <param name="image">Image to display.</param>
/// <param name="windowTitle">Window title (ID).</param>
/// <param name="scaleForm">True to adjust form to the image size, false otherwise.</param>
/// <returns>Drawn rectangle.</returns>
public static RectangleF GetRectangle(this Bgr <byte>[,] image, string windowTitle = "Draw rectangle (close when finished)", bool scaleForm = false)
{
var rect = FormCollection.CreateAndShowDialog(() =>
{
var f = new DrawingRectangleForm(windowTitle);
f.ScaleForm = scaleForm;
f.SetImage(image);
return(f);
},
f => f.Rectangle);
return(rect);
}
/// <summary>
/// Displays the specified image in a window and waits the user to create a rectangle by drawing.
/// <para>Press and hold shift + mouse (track-pad) to translate and zoom an image.</para>
/// </summary>
/// <param name="image">Image to display.</param>
/// <param name="windowTitle">Window title (ID).</param>
/// <param name="scaleForm">True to adjust form to the image size, false otherwise.</param>
/// <returns>Drawn rectangle.</returns>
public static RectangleF GetRectangle(this Bgr<byte>[,] image, string windowTitle = "Draw rectangle (close when finished)", bool scaleForm = false)
{
var rect = FormCollection.CreateAndShowDialog(() =>
{
var f = new DrawingRectangleForm(windowTitle);
f.ScaleForm = scaleForm;
f.SetImage(image);
return f;
},
f => f.Rectangle);
return rect;
}