private void Grid001_PreviewMouseDown(object sender, MouseButtonEventArgs e)
{
Point p = Mouse.GetPosition(Grid001);
musicBar thisBar = createMusicBar((int)p.X, A4);
((Grid)sender).Children.Add(thisBar);
barList.Add(thisBar);
}
private musicBar createMusicBar(int x, float hz)
{
musicBar thisBar = new musicBar();
thisBar.Margin = new Thickness(x, 0, 0, 0);
thisBar.startTime = x;
thisBar.hz = hz;
thisBar.vibrato = (short)vibratoSlider.Value;
thisBar.setWaveType(waveCombo.SelectedIndex);
thisBar.vibratoIntensity = (short)vibratoIntensitySlider.Value;
thisBar.volume = (short)volumeSlider.Value;
return(thisBar);
}
private void editBar(object sender, MouseButtonEventArgs e)
{
musicBar mb = ((musicBar)sender);
DependencyObject parentObject = VisualTreeHelper.GetParent((musicBar)sender);
Grid parent = (Grid)parentObject;
deleteButton.Visibility = Visibility.Visible;
saveButton.Visibility = Visibility.Visible;
volumeSlider.Value = mb.volume;
vibratoSlider.Value = mb.vibrato;
vibratoIntensitySlider.Value = mb.vibratoIntensity;
waveCombo.SelectedIndex = mb.waveType - 1;
publicBar = mb;
publicBarParent = parent;
if (newestBar != null && newestBar != null)
{
RemoveBar(newestBar, newestBarParent);
}
newestBar = null;
newestBarParent = null;
}
private void Grid108_PreviewMouseDown(object sender, MouseButtonEventArgs e)
{
Point p = Mouse.GetPosition(Grid108); musicBar thisBar = createMusicBar((int)p.X, CN0); ((Grid)sender).Children.Add(thisBar); newestBar = thisBar; newestBarParent = (Grid)sender; thisBar.PreviewMouseDown += new MouseButtonEventHandler(editBar); barList.Add(thisBar);
}
private void RemoveBar(musicBar mb, Grid parent)
{
parent.Children.Remove(mb);
barList.Remove(mb);
}
public void playSound(musicBar mb)
{
float frequency = mb.hz;
int type = mb.waveType;
int multi = mb.timeUnits;
short volume = mb.volume;
short vibrato = mb.vibrato;
short vibratoIntensity = mb.vibratoIntensity;
int divi = 50;
int amplitude = ((short.MaxValue / 100) * volume);
short[] wave = new short[(SAMPLE_RATE * multi) / divi];
byte[] binarywave = new byte[(SAMPLE_RATE * multi) / divi * sizeof(short)];
switch (type)
{
case 1: // Sine
wave = createSine(wave, multi, divi, amplitude, frequency, vibrato, vibratoIntensity);
break;
case 2: // Square
wave = createSquare(wave, multi, divi, amplitude, frequency, vibrato, vibratoIntensity);
break;
case 3: // sinetooth
wave = createSineTooth(wave, multi, divi, amplitude, frequency, vibrato, vibratoIntensity);
break;
case 4: // inverted sinetooth
wave = createSineToothReversed(wave, multi, divi, amplitude, frequency, vibrato, vibratoIntensity);
break;
case 5: //noise
wave = createNoise(wave, multi, divi, amplitude, frequency);
break;
case 6: break;
case 7: break;
default: break;
}
Buffer.BlockCopy(wave, 0, binarywave, 0, wave.Length * sizeof(short));
using (MemoryStream memorystream = new MemoryStream())
using (BinaryWriter binarywriter = new BinaryWriter(memorystream))
{
short blockAlign = BITS_PER_SAMPLE / 8;
int subChunkTwoSize = ((SAMPLE_RATE * multi) / divi) * blockAlign;
binarywriter.Write(new[] { 'R', 'I', 'F', 'F' });
binarywriter.Write(36 + subChunkTwoSize);
binarywriter.Write(new[] { 'W', 'A', 'V', 'E', 'f', 'm', 't', ' ' });
binarywriter.Write(16);
binarywriter.Write((short)1);
binarywriter.Write((short)1);
binarywriter.Write(SAMPLE_RATE);
binarywriter.Write(SAMPLE_RATE * blockAlign);
binarywriter.Write(blockAlign);
binarywriter.Write(BITS_PER_SAMPLE);
binarywriter.Write(new[] { 'd', 'a', 't', 'a' });
binarywriter.Write(subChunkTwoSize);
binarywriter.Write(binarywave);
memorystream.Position = 0;
new SoundPlayer(memorystream).Play();
}
}
