// Toolstrip menu trigger that opens the OpenFileDialog to import a .wav file into a new WaveViewer
private void importToolStripMenuItem_Click(object sender, EventArgs e)
{
FileStream fStream = null;
OpenFileDialog fileDialog = new OpenFileDialog();
fileDialog.Filter = "Wave Files|*.wav|All Files|*.*";
fileDialog.FilterIndex = 1;
if (fileDialog.ShowDialog() == DialogResult.OK)
{
try
{
if ((fStream = (FileStream)fileDialog.OpenFile()) != null)
{
WaveViewer newWave = new WaveViewer(this, fStream);
newWave.Left = 10;
newWave.Top = 10 + (newWave.Height + 10) * getWaveCount();
newWave.Width = this.Width - 40;
newWave.MdiParent = this;
newWave.Show();
addViewer(newWave);
setSelected(getWaveCount() - 1);
}
}
catch (Exception ex)
{
MessageBox.Show("Error: Could not read from disk. Message: " + ex.Message);
}
}
}
private bool threaded; // Whether or not the main program is specified as threaded
/*
* Constructor that initializes the display.
*
* params:
* wave - The WaveViewer that this FrequencyDomain object represents
* data - Byte array of sample data
* bitSample - Quantization level of given samples
* thread - Whether or not to thread calculations
*/
public FrequencyDomain(WaveViewer wave, byte[] data, short bitSample, bool thread)
{
owner = wave;
max = 0;
fBin = 0;
lowPass.X = 0;
lowPass.Y = 0;
lowPass.Height = this.ClientSize.Height;
lowPass.Width = 0;
original = new int[data.Length * 8 / bitSample];
bins = new Complex[original.Length];
if (bitSample == 8)
{
for (int i = 0; i < data.Length; i++)
{
original[i] = data[i];
}
}
else if (bitSample == 16)
{
for (int i = 0; i < original.Length; i++)
{
original[i] = BitConverter.ToInt16(data, i * 2);
}
}
threaded = thread;
applyWindow('n');
InitializeComponent();
}
// Removes the requested WaveViewer from the waves List
public void removeWave(WaveViewer wave)
{
for (int i = waves.IndexOf(wave); i < waves.Count; i++)
{
waves[i].Top -= wave.Height + 10;
}
waves.Remove(wave);
}
// Creates a new WaveViewer window with given specifications
private void submit_Click(object sender, EventArgs e)
{
RadioButton buttons = qbox.Controls.OfType <RadioButton>().FirstOrDefault(n => n.Checked);
short quantization = (short)(buttons.Name == "sixteen" ? 16 : 8);
WaveViewer newWave = new WaveViewer(caller, (int)sampleRate.Value, quantization);
newWave.Left = 10;
newWave.Top = 10 + (newWave.Height + 10) * caller.getWaveCount();
newWave.Width = caller.Width - 40;
newWave.MdiParent = caller;
newWave.Show();
caller.addViewer(newWave);
caller.setSelected(caller.getWaveCount() - 1);
Close();
}
// Gets the index of the requested WaveViewer
public int getWaveViewer(WaveViewer wv)
{
return(waves.IndexOf(wv));
}
// Adds provided WaveViewer to the main waves List
public void addViewer(WaveViewer wv)
{
waves.Add(wv);
}
public AddSignalDialog(WaveViewer caller)
{
this.caller = caller;
InitializeComponent();
}
