public static ProgramSettings Load(string filePath = "settings.xml")
{
var version = System.Reflection.Assembly.GetExecutingAssembly().GetName().Version;
string expectedVersion = $"{version.Major}.{version.Minor}";
XmlSerializer reader = new XmlSerializer(typeof(ProgramSettings));
using (StreamReader file = new StreamReader(filePath))
{
ProgramSettings loadedConfig = (ProgramSettings)reader.Deserialize(file);
if (loadedConfig.version == expectedVersion)
{
return(loadedConfig);
}
else
{
throw new InvalidOperationException("incompatible config file version");
}
}
}
public FormSettings(ProgramSettings settings)
{
InitializeComponent();
this.settings = settings;
tbServer.Text = settings.ftpServerAddress;
tbRemotePath.Text = settings.ftpRemoteSubfolder;
tbUsername.Text = settings.ftpUsername;
tbPassword.Text = settings.DeObfuscate(settings.ftpObfuscatedPassword);
tbWsprPath.Text = settings.wsprLogFilePath;
nudTargetWidth.Value = settings.targetWidth;
nudVerticalReduction.Value = settings.verticalReduction;
nudFreqDisplayOffset.Value = settings.freqDisplayOffset;
tbImageFileName.Text = settings.grabFileName;
cbShowFreqScale.Checked = settings.showScaleOnAllGrabs;
nudPxAbove.Value = settings.grabSavePxAbove;
nudPxBelow.Value = settings.grabSavePxBelow;
tbStationInfo.Text = settings.stationInformation;
cbRoll.Checked = settings.roll;
cbAgcMode.SelectedIndex = settings.agcMode;
nudAgcPower.Value = (decimal)settings.agcPower;
}
public FormMain()
{
InitializeComponent();
if (LicenseManager.UsageMode == LicenseUsageMode.Designtime)
{
return;
}
settings = File.Exists("settings.xml") ? ProgramSettings.Load("settings.xml") : new ProgramSettings();
lblVersion.Text = $"FSKview {version.Major}.{version.Minor}.{version.Build}";
// start in center of screen occupying 80% of its height
Height = (int)(Screen.FromControl(this).Bounds.Height * .8);
Location = new Point(
x: Screen.FromControl(this).Bounds.Width / 2 - Width / 2,
y: Screen.FromControl(this).Bounds.Height / 2 - Height / 2);
// pre-populate listboxes
cbWindow.Items.AddRange(FftSharp.Window.GetWindowNames());
cmaps = Spectrogram.Colormap.GetColormaps();
cbColormap.Items.AddRange(cmaps.Select(x => x.Name).ToArray());
cbDialFreq.Items.AddRange(WsprBands.GetBands().Select(x => $"{x.name}: {x.dialFreq:N0} Hz").ToArray());
// pre-select items based on saved settings
audioControl1.SelectDevice(settings.audioDeviceIndex);
cbWindow.SelectedIndex = cbWindow.Items.IndexOf(settings.window);
cbColormap.SelectedIndex = cbColormap.Items.IndexOf(settings.colormap);
cbDialFreq.SelectedIndex = settings.wsprBandIndex;
cbWspr.Checked = settings.isWsprEnabled;
cbFTP.Checked = settings.isFtpEnabled;
nudBrightness.Value = (decimal)settings.brightness;
// select on load
ActiveControl = cbColormap;
}
public static void Spectrogram(
Spectrogram.Spectrogram spec, WsprBand band, List <WsprSpot> spots,
Bitmap bmpSpectrogram, Bitmap bmpVericalScale,
bool drawBandLines, bool drawVerticalLine, ProgramSettings settings)
{
using (Graphics gfx = Graphics.FromImage(bmpSpectrogram))
using (Bitmap bmpIndexed = spec.GetBitmapMax(settings.brightness, reduction: settings.verticalReduction, roll: settings.roll))
using (Pen bandEdgePen = new Pen(Color.White)
{
DashStyle = System.Drawing.Drawing2D.DashStyle.Dash
})
using (Pen grabEdgePen = new Pen(Color.Yellow)
{
DashStyle = System.Drawing.Drawing2D.DashStyle.Dash
})
using (Pen rollPen = new Pen(Color.White))
using (var font = new Font("consolas", 10, FontStyle.Bold))
using (var sfMiddleCenter = new StringFormat {
LineAlignment = StringAlignment.Center, Alignment = StringAlignment.Center
})
using (var sfUpperLeft = new StringFormat {
LineAlignment = StringAlignment.Near, Alignment = StringAlignment.Near
})
{
// copy source bitmaps onto this display bitmap
gfx.DrawImage(bmpIndexed, 0, 0);
gfx.DrawImage(bmpVericalScale, spec.Width, 0);
int wsprBandTopPx = spec.PixelY(band.upperFreq - band.dialFreq, settings.verticalReduction) + 1;
int wsprBandBottomPx = spec.PixelY(band.lowerFreq - band.dialFreq, settings.verticalReduction) + 1;
int qrssBandBottomPx = spec.PixelY(band.lowerFreq - band.dialFreq - 200, settings.verticalReduction) + 1;
int grabTopPx = wsprBandTopPx - settings.grabSavePxAbove;
int grabBotPx = qrssBandBottomPx + settings.grabSavePxBelow;
if (drawBandLines)
{
gfx.DrawLine(bandEdgePen, 0, wsprBandTopPx, spec.Width, wsprBandTopPx);
gfx.DrawLine(bandEdgePen, 0, wsprBandBottomPx, spec.Width, wsprBandBottomPx);
gfx.DrawLine(bandEdgePen, 0, qrssBandBottomPx, spec.Width, qrssBandBottomPx);
gfx.DrawLine(grabEdgePen, 0, grabTopPx - 1, spec.Width, grabTopPx - 1);
gfx.DrawLine(grabEdgePen, 0, grabBotPx, spec.Width, grabBotPx);
}
if (settings.roll && drawVerticalLine)
{
gfx.DrawLine(rollPen, spec.NextColumnIndex, 0, spec.NextColumnIndex, spec.Height);
}
if (settings.isWsprEnabled == false)
{
return;
}
// plot spots in a single segment (the 2m block within a 10m time frame)
for (int segment = 0; segment < 5; segment++)
{
WsprSpot[] segmentSpots = spots
.Where(x => x.segment == segment) // only this segment
.Where(x => Math.Abs(x.frequencyHz - band.dialFreq) < 1e5) // only this band
.OrderBy(x => x.strength).GroupBy(x => x.callsign).Select(x => x.Last()) // only strongest
.OrderBy(x => x.frequencyHz).Reverse().ToArray(); // top to bottom
int segmentX = spec.Width * segment / 5;
if (settings.roll == false && segmentSpots.Length > 0)
{
segmentX = (int)(spec.Width - segmentSpots[0].ageSec / spec.SecPerPx) + 10;
}
for (int spotIndex = 0; spotIndex < segmentSpots.Length; spotIndex++)
{
WsprSpot spot = segmentSpots[spotIndex];
int r = 7;
int y = spec.PixelY(spot.frequencyHz - band.dialFreq, settings.verticalReduction);
// draw the marker
if (spot.isWspr)
{
int xSpot = segmentX + r * 2 * (spotIndex % 8 + 1);
// determine where to place the marker
gfx.FillEllipse(Brushes.Black, xSpot - r, y - r, r * 2, r * 2);
gfx.DrawString($"{spotIndex + 1}", font, Brushes.White, xSpot + 0.5f, y + 1, sfMiddleCenter);
// draw the key label at the top of the band edge
DrawStringWithShadow(gfx, $"{spotIndex + 1}: {spot.callsign} ({spot.strength} dB) ",
segmentX, wsprBandTopPx - settings.grabSavePxAbove + 13 * spotIndex,
font, sfUpperLeft, Brushes.White, Brushes.Black);
}
else
{
// draw the callsign exactly where the spot is on the spectrogram
int xSpot = (int)(segmentX + (spot.dt.Minute % 2 * 60 + spot.dt.Second) / spec.SecPerPx);
DrawStringWithShadow(gfx, spot.callsign, xSpot, y, font, sfUpperLeft, Brushes.White, Brushes.Black);
}
}
}
}
}
