void DisplayZoomBox(int nX)
{
Int64 Low = -1;
Int64 High = -1;
int SampleCount = -1;
DetermineNewFrequencyRange(nX, ref Low, ref High, ref SampleCount);
int X1 = GraphConfig.GetXFromFrequency(Low);
int X2 = GraphConfig.GetXFromFrequency(High);
if (X1 < GraphConfig.LeftBorder)
{
X1 = GraphConfig.LeftBorder;
}
if (X2 > Size.Width - GraphConfig.RightBorder)
{
X2 = Size.Width - GraphConfig.RightBorder;
}
int nWidh = X2 - X1;
HUDGraphics.Clear(Color.Transparent);
Brush brush = new SolidBrush(Color.FromArgb(10, 255, 0, 0));
//Brush brushText = new SolidBrush(Color.FromArgb(10, 255, 0, 0));
HUDGraphics.FillRectangle(brush, X1, GraphConfig.UpBorder, nWidh, Size.Height - GraphConfig.LowBorder - GraphConfig.UpBorder);
Pen RecPen = new Pen(Color.FromArgb(100, 255, 0, 0), 2);
HUDGraphics.DrawRectangle(RecPen, X1, GraphConfig.UpBorder, nWidh, Size.Height - GraphConfig.LowBorder - GraphConfig.UpBorder);
//HUDGraphics.DrawString("F1 & F2 to ajust size", new Font(FontFamily.GenericMonospace, 10), brushText, new PointF(X1, Size.Height - GraphConfig.LowBorder-20));
//ForeGroundImageGraphics.
this.Invalidate();
//ImageUpdate();
}
void DisplayZoomBox(int nX)
{
Int64 Low = -1;
Int64 High = -1;
int SampleCount = -1;
DetermineNewFrequencyRange(nX, ref Low, ref High, ref SampleCount);
int X1 = GraphConfig.GetXFromFrequency(Low);
int X2 = GraphConfig.GetXFromFrequency(High);
if (X1 < GraphConfig.LeftBorder)
{
X1 = GraphConfig.LeftBorder;
}
if (X2 > Size.Width - GraphConfig.RightBorder)
{
X2 = Size.Width - GraphConfig.RightBorder;
}
int nWidh = X2 - X1;
ForeGroundImageGraphics.Clear(Color.Transparent);
Brush brush = new SolidBrush(Color.FromArgb(50, 255, 0, 0));
//Brush brushText = new SolidBrush(Color.FromArgb(50, 255, 0, 0));
ForeGroundImageGraphics.FillRectangle(brush, X1, GraphConfig.UpBorder, nWidh, Size.Height - GraphConfig.LowBorder - GraphConfig.UpBorder);
//ForeGroundImageGraphics.DrawString("F1 & F2 to ajust size", new Font("Arial", 10), brushText, new PointF(X1, Size.Height - GraphConfig.LowBorder));
//ForeGroundImageGraphics.
Image = ForeGroundImageBitmap;
}