HamBook – Diff between revs 10 and 14

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Rev 10 – Rev 15 – Go to most recent revision – Details – Blame – Last modification – View Log

 using System.Runtime.InteropServices;
 using System.Text;
 using System.Threading;
 using System.Threading.Tasks;
 using System.Windows.Forms;
+using static System.Windows.Forms.VisualStyles.VisualStyleElement;
 namespace HamBook
+{
     public partial class SpectrogramForm : Form
             InitializeComponent();
             _renderCancellationTokenSource = new CancellationTokenSource();
             _renderCancellationToken = _renderCancellationTokenSource.Token;
-            _windowZOrderScheduledContinuation = new ScheduledContinuation();
-            _spectrogramGenerator = new SpectrogramGenerator(8000, fftSize: 1024, stepSize: 1024 / 20);
-            _spectrogramGenerator.Colormap = Colormap.Viridis;
-            pictureBox2.Image = _spectrogramGenerator.GetVerticalScale(pictureBox2.Width);
+            _windowZOrderScheduledContinuation = new ScheduledContinuation();
+        }
         public SpectrogramForm(Configuration.Configuration configuration, CancellationToken cancellationToken) : this()
+        {
+            _configuration = configuration;
+            _cancellationToken = cancellationToken;
+            _spectrogramGenerator = new SpectrogramGenerator(_configuration.Visualisations.Spectrogram.SampleRate, fftSize: _configuration.Visualisations.Spectrogram.FFTSamples, stepSize: _configuration.Visualisations.Spectrogram.FFTSamples / _configuration.Visualisations.Spectrogram.AudioBufferTimespan);
             _spectrogramGenerator.Colormap = Colormap.Viridis;
             _configuration = configuration;
-            _cancellationToken = cancellationToken;
+            pictureBox2.Image = _spectrogramGenerator.GetVerticalScale(pictureBox2.Width);
+        }
             base.Dispose(disposing);
+        }
         private void SpectrogramForm_Load(object sender, EventArgs e)
+        {
+            pinToDesktopToolStripMenuItem.Checked = _configuration.Visualisations.Spectrogram.PinToDesktop;
-        {
-            _windowZOrderScheduledContinuation.Schedule(TimeSpan.FromSeconds(1), () =>
+            if (_configuration.Visualisations.Spectrogram.PinToDesktop)
             {
-                this.InvokeIfRequired(form =>
+                _windowZOrderScheduledContinuation.Schedule(TimeSpan.FromSeconds(1), () =>
+                {
+                    this.InvokeIfRequired(form =>
-                {
+                    {
-                    SetWindowPos(Handle, HWND_BOTTOM, 0, 0, Location.X, Location.Y, SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE);
+                        SetWindowPos(Handle, HWND_BOTTOM, 0, 0, Location.X, Location.Y, SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE);
-                });
+                    });
+                }, _renderCancellationToken);
             }, _renderCancellationToken);
             foreach (var deviceNumber in Enumerable.Range(0, WaveIn.DeviceCount))
+            {
                     continue;
+                }
                 _waveIn = new WaveIn();
                 _waveIn.DeviceNumber = deviceNumber;
-                _waveIn.BufferMilliseconds = 20;
+                _waveIn.BufferMilliseconds = _configuration.Visualisations.Spectrogram.AudioBufferTimespan;
                 _waveIn.DataAvailable += _waveIn_DataAvailable;
                 _waveIn.StartRecording();
+            }
             _spectrogramGenerator.Process();
             _spectrogramGenerator.SetFixedWidth(pictureBox1.Width);
             var bmpSpec = new Bitmap(_spectrogramGenerator.Width, _spectrogramGenerator.Height, System.Drawing.Imaging.PixelFormat.Format32bppPArgb);
-            using (var bmpSpecIndexed = _spectrogramGenerator.GetBitmap(100 / 20.0))
+            using (var bmpSpecIndexed = _spectrogramGenerator.GetBitmap(_configuration.Visualisations.Spectrogram.SpectrumIntensity))
             using (var gfx = Graphics.FromImage(bmpSpec))
             using (var pen = new Pen(Color.White))
+            {
                 gfx.DrawImage(bmpSpecIndexed, 0, 0);
             //SetWindowPos(Handle, HWND_BOTTOM, 0, 0, Location.X, Location.Y, SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE);
+        }
         private void SpectrogramForm_MouseEnter(object sender, EventArgs e)
         {
-            _windowZOrderScheduledContinuation.Schedule(TimeSpan.FromSeconds(1), () =>
+            if (_configuration.Visualisations.Spectrogram.PinToDesktop)
             {
-                this.InvokeIfRequired(form =>
+                _windowZOrderScheduledContinuation.Schedule(TimeSpan.FromSeconds(1), () =>
+                {
+                    this.InvokeIfRequired(form =>
-                {
+                    {
-                    SetWindowPos(Handle, HWND_TOP, 0, 0, Location.X, Location.Y, SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE);
+                        SetWindowPos(Handle, HWND_TOP, 0, 0, Location.X, Location.Y, SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE);
-                });
+                    });
+                }, _renderCancellationToken);
             }, _renderCancellationToken);
+        }
         private void SpectrogramForm_MouseLeave(object sender, EventArgs e)
+        {
-            _windowZOrderScheduledContinuation.Schedule(TimeSpan.FromSeconds(1), () =>
+            if (_configuration.Visualisations.Spectrogram.PinToDesktop)
+            {
+                _windowZOrderScheduledContinuation.Schedule(TimeSpan.FromSeconds(1), () =>
+                {
-                this.InvokeIfRequired(form =>
+                    this.InvokeIfRequired(form =>
-                {
+                    {
-                    SetWindowPos(form.Handle, HWND_BOTTOM, 0, 0, Location.X, Location.Y, SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE);
+                        SetWindowPos(form.Handle, HWND_BOTTOM, 0, 0, Location.X, Location.Y, SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE);
-                });
+                    });
+                }, _renderCancellationToken);
+            }
+        }
+        private void pinToDesktopToolStripMenuItem_CheckStateChanged(object sender, EventArgs e)
+        {
+            var toolStripMenuItem = (ToolStripMenuItem)sender;
+            switch(toolStripMenuItem.CheckState)
+            {
+                case CheckState.Checked:
+                    _configuration.Visualisations.Spectrogram.PinToDesktop = true;
+                    break;
+                case CheckState.Unchecked:
+                    _configuration.Visualisations.Spectrogram.PinToDesktop = false;
                     break;
             }, _renderCancellationToken);
+        }