protected override void OnCreateControl()
{
base.OnCreateControl();
if (!DesignMode)
{
if (ScaleFactor != 1.0f)
{
Scale(new SizeF(ScaleFactor, ScaleFactor));
}
var currentScreenScaleFactor = DpiHelper.GetScaleFactorForCurrentWindow(Handle);
var primaryScreenScaleFactor = DpiHelper.GetScreenDpi(Screen.PrimaryScreen) / 96f;
if (primaryScreenScaleFactor != 1.0f)
{
Font = new Font(Font.FontFamily, (float)Math.Round(Font.Size / primaryScreenScaleFactor), Font.Style);
}
Font = new Font(Font.FontFamily, (float)Math.Round(Font.Size * currentScreenScaleFactor), Font.Style);
CorrectFormPostion();
}
_isLoaded = true;
}
public void StartDrawing(List <Point> startPoints)
{
if (_settingsChanged)
{
_settingsChanged = false;
InitializeForm();
}
if (_penWidth <= 0)
{
return;
}
ClearSurfaces();
//follow dynamic system color
_drawingPen.Color = AppConfig.VisualFeedbackColor;
_drawingPen.Width = _penWidth * DpiHelper.GetScreenDpi(startPoints.FirstOrDefault()) / 96f;
}
