//Event handler for clicking the update button
private void updateButton_Click(object sender, RoutedEventArgs e)
{
float customFreq = SineWavePlayer.ConstrainFrequency(float.Parse(freqBox.Text.Trim()));
float customAmp = SineWavePlayer.ConstrainAmplitude(float.Parse(volBox.Text.Trim()) / 100);
player.UpdateFrequency(customFreq);
player.UpdateAmplitude(customAmp);
freqBox.Text = customFreq.ToString();
volBox.Text = (customAmp * 100).ToString();
}
//Event handler for changing the frequency slider
private void freqSlider_Change(object sender, RoutedPropertyChangedEventArgs <double> e)
{
float customFreq = SineWavePlayer.ConstrainFrequency((float)freqSlider.Value);
if (player.IsPlaying())
{
player.UpdateFrequency((customFreq));
}
freqBox.Text = customFreq.ToString();
}
//Event handler for clicking the play button
private void playButton_Click(object sender, RoutedEventArgs e)
{
if (!player.IsPlaying())
{
player.Frequency = SineWavePlayer.ConstrainFrequency(float.Parse(freqBox.Text.Trim()));
player.Amplitude = SineWavePlayer.ConstrainAmplitude(float.Parse(volBox.Text.Trim()) / 100);
player.Start();
playButton.Content = "Stop";
}
else
{
player.Stop();
playButton.Content = "Play";
}
}
//Event handler for changes in the Kinect's skeleton data
private void SkeletonDataChange(object sender, SkeletonDataChangeEventArgs e)
{
//Get the coordinates of the right and left hands
Skeleton skel = null;
for (int i = 0; i < e.skeletons.Length; i++)
{
if (e.skeletons[i].TrackingState == SkeletonTrackingState.Tracked)
{
skel = e.skeletons[i];
break;
}
}
if (skel == null)
{
return;
}
Point rightHand = helper.SkeletonPointToScreen(skel.Joints[JointType.HandRight].Position);
rightLabel.Content = "(" + rightHand.X + "," + rightHand.Y + ")";
Point leftHand = helper.SkeletonPointToScreen(skel.Joints[JointType.HandLeft].Position);
leftLabel.Content = "(" + leftHand.X + "," + leftHand.Y + ")";
//Adjust the frequency based on the position of the left hand
float ratio = player.MaxFreq / player.MinFreq;
float customFreq = (float)(player.MaxFreq - (ratio * leftHand.Y / skelImage.Height) * player.MinFreq);
customFreq = SineWavePlayer.ConstrainFrequency(customFreq);
if (player.IsPlaying())
{
player.UpdateFrequency(customFreq);
freqSlider.Value = customFreq;
freqBox.Text = customFreq.ToString();
}
//Adjust the amplitude based on the position of the right hand
float customAmp = (float)(1 - (rightHand.Y / skelImage.Height));
customAmp = SineWavePlayer.ConstrainAmplitude(customAmp);
if (player.IsPlaying())
{
player.UpdateAmplitude(customAmp);
volBox.Text = (customAmp * 100).ToString();
}
}