public void CaptureActiveControl(IntPtr handle)
{
IntPtr activeControl = Win.GetActiveControl(handle);
if (activeControl != IntPtr.Zero)
{
Win.RECT activeWindowRect;
Win.GetWindowRect(activeControl, out activeWindowRect);
Rect myRect;
System.Drawing.Point caretPosition = GetCaretPosition();
if (caretPosition == System.Drawing.Point.Empty)
{
double width = activeWindowRect.Right - activeWindowRect.Left;
double height = activeWindowRect.Bottom - activeWindowRect.Top;
ConversionHelper.ResizeToArea(ref width, ref height, 900);
myRect = new Rect(activeWindowRect.Left, activeWindowRect.Top, width, height);
}
else
{
if (PointIsOutsideRect(caretPosition, activeWindowRect))
{
myRect = new Rect(activeWindowRect.Left, activeWindowRect.Top, Math.Max(50, Math.Min(activeWindowRect.Right - activeWindowRect.Left, 200)), Math.Max(25, Math.Min(activeWindowRect.Bottom - activeWindowRect.Top, 100)));
}
else
{
myRect = new Rect(caretPosition.X, caretPosition.Y, 1, 1);
myRect.Inflate(100, 50);
}
}
ScreenCapture.SetAreaOfFocus(myRect);
CaptureScreen();
}
}
int GetScreenGrabHeight(BitmapSource initialScreenGrab)
{
if (maxPixelsInScreenGrabPreview == int.MinValue)
{
return(initialScreenGrab.PixelHeight);
}
else
{
double width = initialScreenGrab.PixelWidth;
double height = initialScreenGrab.PixelHeight;
ConversionHelper.ResizeToArea(ref width, ref height, maxPixelsInScreenGrabPreview);
return((int)Math.Round(height));
}
}
