public void ChangeCursorPosition(object sender, CursorEventArgs e)
{
if (Image == null)
{
return;
}
System.Windows.Controls.Image imageControl = _adornedElement as System.Windows.Controls.Image;
_selectPosition.X += e.Position.X * imageControl.ActualWidth / Image.PixelWidth;
_selectPosition.Y += e.Position.Y * imageControl.ActualHeight / Image.PixelHeight;
_cursorband.Data = CreateCursorData(_selectPosition);
AdornerLayer layer = AdornerLayer.GetAdornerLayer(_adornedElement);
layer.InvalidateArrange();
OnCursorChanged(_selectPosition);
}
public void ChangeFrame(object sender, CursorEventArgs e)
{
CursorAdorner cusorAdoner = sender as CursorAdorner;
BitmapSource img = cusorAdoner.Image;
double R = img.DpiX * 0.4;
Int32Rect rect = new Int32Rect();
rect.X = (int)(e.Position.X - R);
rect.Y = (int)(e.Position.Y - R);
rect.Width = (int)(2 * R);
rect.Height = (int)(2 * R);
if (rect.X + rect.Width >= img.PixelWidth)
{
rect.X -= (int)(rect.X + rect.Width - img.PixelWidth + 1);
}
if (rect.Y + rect.Height >= img.PixelHeight)
{
rect.Y -= (int)(rect.Y + rect.Height - img.PixelHeight + 1);
}
if (rect.X < 0)
{
rect.Width += rect.X;
if (rect.Width < 1)
{
rect.Width = 1;
}
rect.X = 0;
}
if (rect.Y < 0)
{
rect.Height += rect.Y;
if (rect.Height < 1)
{
rect.Height = 1;
}
rect.Y = 0;
}
System.Windows.Controls.Image imageControl = _adornedElement as System.Windows.Controls.Image;
imageControl.Source = new CroppedBitmap(img, rect);
//if (_cursorband.Data == null)
updateCursor();
}
public void ChangeCursorPosition(object sender, CursorEventArgs e)
{
BeamParams bp = (BeamParams)beamItemsView.View.CurrentItem;
bp.O = new Point(e.Position.X, e.Position.Y);
}