private void Riff_Load(object sender, EventArgs e)
{
this.HorizontalScroll.Enabled = false;
this.HScroll = false;
// Load riffList with data from previous form
for (int i = 0; i < riff.Count; i++)
{
Riff riffObject = new Riff();
string[] data = riff[i].Split(',');
riffObject.NoteValue = data[0];
riffObject.NoteInterval = Convert.ToInt16(data[1]);
riffList.Add(riffObject);
}
}
private void btnGenerate_Click(object sender, EventArgs e)
{
try
{
// Hold errors
string error = "";
// Variable to hold total of space used for bars chosen
double counter = 0;
double bars = 0;
// Variable to hold time signature
double listSelection = ddlTimeSignature.SelectedIndex;
// Variable to hold bars
if (nudBars.Value < 1)
{
error += "-Choose # of bars.\n";
}
else
{
bars = Convert.ToDouble(nudBars.Value);
}
// Determine Time Signature
if (listSelection == 0)
{
bars *= 1;
}
else if (listSelection == 1) // 2/4
{
bars *= 2;
}
else if (listSelection == 2) // 3/4
{
bars *= 3;
}
else if (listSelection == 3) // 4/4
{
bars *= 4;
}
else if (listSelection == 4) // 5/4
{
bars *= 5;
}
else if (listSelection == 5) // 6/4
{
bars *= 6;
}
else if (listSelection == 6) // 7/4
{
bars *= 7;
}
else
{
error += "-Choose a time signature.\n";
}
// Array to hold status of each note value checkbox
bool[] noteArray = new bool[] { chkWhole.Checked, chkHalf.Checked, chkQuarter.Checked, chk8.Checked, chk16.Checked, chk32.Checked, chk64.Checked };
// Variable to check how many are checked
int noteIsTrue = 0;
for (int i = 0; i < noteArray.Length; i++)
{
if (noteArray[i])
{
noteIsTrue++;
}
}
if (noteIsTrue == 0)
{
error += "-At least one note value must be selected.\n";
}
// Array to hold status of each interval checkbox
bool[] intervalArray = new bool[] { chkRoot.Checked, chkMinor2nd.Checked, chkMajor2nd.Checked, chkMinor3rd.Checked, chkMajor3rd.Checked, chkPerfect4th.Checked, chkTritone.Checked, chkPerfect5th.Checked, chkMinor6th.Checked, chkMajor6th.Checked, chkMinor7th.Checked, chkMajor7th.Checked };
// List of allowed intervals for comparison
List <int> allowedIntervals = new List <int>();
// Populate list of allowed intervals
for (int i = 0; i < intervalArray.Length; i++)
{
if (intervalArray[i])
{
allowedIntervals.Add(i);
}
}
if (allowedIntervals.Count < 1)
{
error += "-Must select at least 1 interval to use.\n";
}
if (error == "")
{
// Create NoteValue Object
NoteValue noteValue = new NoteValue();
int note = 0;
int interval = 0;
// Random number object
Random noteValueGenerator = new Random();
for (; counter != bars;)
{
note = noteValueGenerator.Next(0, 7);
interval = noteValueGenerator.Next(0, 12);
for (int j = 0; j < allowedIntervals.Count; j++)
{
if (interval == allowedIntervals[j])
{
break;
}
if (j == (allowedIntervals.Count - 1))
{
interval = noteValueGenerator.Next(0, 12);
j = -1;
}
}
if (note == 0)
{
if (noteArray[6])
{
value = noteValue.SixtyFourth;
counter += value;
riff.Add("64," + interval);
}
else
{
continue;
}
}
else if (note == 1)
{
if (noteArray[5])
{
value = noteValue.ThirtySecond;
counter += value;
riff.Add("32," + interval);
}
else
{
continue;
}
}
else if (note == 2)
{
if (noteArray[4])
{
value = noteValue.Sixteenth;
counter += value;
riff.Add("16," + interval);
}
else
{
continue;
}
}
else if (note == 3)
{
if (noteArray[3])
{
value = noteValue.Eighth;
counter += value;
riff.Add("8," + interval);
}
else
{
continue;
}
}
else if (note == 4)
{
if (noteArray[2])
{
value = noteValue.Quarter;
counter += value;
riff.Add("1/4," + interval);
}
else
{
continue;
}
}
else if (note == 5)
{
if (noteArray[1])
{
value = noteValue.Half;
counter += value;
riff.Add("1/2," + interval);
}
else
{
continue;
}
}
else if (note == 6)
{
if (noteArray[0])
{
value = noteValue.Whole;
counter += value;
riff.Add("1/1," + interval);
}
else
{
continue;
}
}
if (counter > bars)
{
// Remove last note value if total goes higher than total bars and note values
riff.RemoveAt(riff.Count - 1);
counter -= value;
}
}
// Create Riff form.
Riff showRiffForm = new Riff(riff);
showRiffForm.ShowDialog();
// Clear Riff
riff.Clear();
}
else
{
MessageBox.Show(error, "Fix Errors");
}
}
catch (FormatException)
{
MessageBox.Show("-Invalid # of Bars. Has to be a whole number.");
}
catch (Exception ex)
{
MessageBox.Show(ex.Message + "\n\nShow Ryan this error message.", "Error");
}
}
