private void DrawButton(Rect position, SerializedProperty prop)
{
if (prop.objectReferenceValue != null)
{
position.x -= 4;
AudioClip clip = prop.objectReferenceValue as AudioClip;
Rect buttonRect = new Rect(position);
buttonRect.width = 20;
Rect waveformRect = new Rect(position);
waveformRect.x += 22;
waveformRect.width -= 22;
Texture2D waveformTexture = AssetPreview.GetAssetPreview(prop.objectReferenceValue);
if (waveformTexture != null)
{
GUI.DrawTexture(waveformRect, waveformTexture);
}
bool isPlaying = AudioUtility.IsClipPlaying(clip) && (CurrentClip == prop.propertyPath);
string buttonText = "";
Action <SerializedProperty, AudioClip> buttonAction;
if (isPlaying)
{
EditorUtility.SetDirty(prop.serializedObject.targetObject);
buttonAction = GetStateInfo(ButtonState.Stop, out buttonText);
Rect progressRect = new Rect(waveformRect);
float percentage = (float)AudioUtility.GetClipSamplePosition(clip) / AudioUtility.GetSampleCount(clip);
float width = progressRect.width * percentage;
progressRect.width = Mathf.Clamp(width, 6, width);
GUI.Box(progressRect, "", "SelectionRect");
}
else
{
buttonAction = GetStateInfo(ButtonState.Play, out buttonText);
}
if (GUI.Button(buttonRect, buttonText))
{
AudioUtility.StopAllClips();
buttonAction(prop, clip);
}
}
}
private bool ToggleClip()
{
_isPlaying = !_isPlaying;
if (_isPlaying)
{
if (_currentSample == 0)
{
AudioUtility.PlayClip(audioClip, 0, _isLooping);
}
else
{
ResumeClip();
}
}
else
{
_currentSample = AudioUtility.GetClipSamplePosition(audioClip);
AudioUtility.PauseClip(audioClip);
}
return(_isPlaying);
}
private void Update()
{
if (_isPlaying)
{
if (AudioUtility.IsClipPlaying(audioClip))
{
if (_timeSinceRepaint > 1 / _timnelineRepaintFrequency)
{
_currentSample = AudioUtility.GetClipSamplePosition(audioClip);
Repaint();
_timeSinceRepaint = 0;
}
else
{
_timeSinceRepaint += Time.deltaTime;
}
}
else
{
StopClip();
}
}
}
