private static void SaveCfg(DrawConfig cfg)
{
XmlSerializer ser = new XmlSerializer(typeof(DrawConfig));
TextWriter tw = new StreamWriter(Application.ProductName + ".cfg");
ser.Serialize(tw, cfg);
tw.Close();
}
void MainFormLoad(object sender, EventArgs e)
{
if (cfg == null)
cfg = DrawConfig.Instance;
frmDisplay = new FrmDisplay();
// frmDisplay.Parent = this;
frmDisplay.cfg = cfg;
cbDisplay.Checked = cfg.showDisplay;
m_doEvents = false;
numMaxX.Value = cfg.displayWidth;
numMaxY.Value = cfg.displayHeight;
cbXY.Checked = cfg.dispXY;
m_doEvents = true;
ResizeDisplay();
ApplyShowStatus();
int n;
string[] theSerialPortNames = System.IO.Ports.SerialPort.GetPortNames();
foreach(string prt in theSerialPortNames)
{
lbPortList.Items.Add(prt);
}
n = lbPortList.Items.IndexOf(cfg.portUsed);
if (n >= 0)
lbPortList.SelectedIndex = n;
for(int i = 0; i < cfg.chanList.Length; i++)
{
cbChanX.Items.Add(i);
cbChanY.Items.Add(i);
}
cbChanX.SelectedIndex = cfg.channelX;
cbChanY.SelectedIndex = cfg.channelY;
n = cbSeparator.Items.IndexOf(cfg.separator.ToString().Replace("\t", "\\t"));
cbSeparator.SelectedIndex = (n < 0) ? 0 : n;
if (cfg.dispXY)
{
cbChanX.Enabled = true;
cbChanY.Enabled = true;
} else
{
cbChanX.Enabled = false;
cbChanY.Enabled = false;
}
OpenClosePort(true);
propertyGrid1.SelectedObject = cfg;
InitDataTable();
ShowData();
}
void DrawGrid(Graphics gr, DrawConfig drc)
{
Pen pn = new Pen(cfg.gridColor);
int w = ClientRectangle.Width;
int h = ClientRectangle.Height;
int nx;
int ny;
for (double x = cfg.minX; x <= cfg.maxX; x += cfg.gridStepX)
{
nx = (int)((x - cfg.minX) / (cfg.maxX - cfg.minX) * w);
gr.DrawLine(pn, nx, 0, nx, h);
}
for (double y = cfg.minY; y <= cfg.maxY; y += cfg.gridStepY)
{
ny = (int)((y - cfg.minY) / (cfg.maxY - cfg.minY) * h);
gr.DrawLine(pn, 0, ny, w, ny);
}
}
