public void DrawAudioPlayer()
{
if (clipEditor == null || clipEditor.target != clip.clip)
{
clipEditor = Editor.CreateEditor(clip.clip);
}
//Get playing clip data
if (clipPlaying)
{
clipPlaying = AudioPreview.IsClipPlaying(clip.clip);
int sample = AudioPreview.GetClipSamplePosition(clip.clip);
clipTime = sample / (float)clip.clip.samples;
}
//Preview toolbar
GUILayout.BeginHorizontal(EditorStyles.toolbar);
GUILayout.Space(-4);
if (!clipPlaying)
{
if (GUILayout.Button("Play", EditorStyles.toolbarButton))
{
int sample = Mathf.RoundToInt(clipTime * clip.clip.samples);
AudioPreview.PlayClip(clip.clip, sample);
AudioPreview.SetClipSamplePosition(clip.clip, sample);
clipPlaying = true;
}
}
else
{
if (GUILayout.Button("Stop", EditorStyles.toolbarButton))
{
AudioPreview.StopClip(clip.clip);
clipPlaying = false;
}
}
GUILayout.FlexibleSpace();
//Draw clip length label
float clipLength = clip.clip.length * 1000;
GUILayout.Label((clipTime * clipLength).ToString("0:00:000") + " / " + clipLength.ToString("0:00:000"));
GUILayout.EndHorizontal();
GUILayout.Space(10);
//Get preview area rect
Rect rect = GUILayoutUtility.GetRect(Screen.width, 100);
//Set time by click or drag in preview area
Event e = Event.current;
if ((e.type == EventType.MouseDrag || e.type == EventType.MouseDown) && rect.Contains(e.mousePosition))
{
//Snap
Vector2 mousePos = Event.current.mousePosition;
if (mousePos.x - rect.x < 10)
{
mousePos.x = rect.x;
}
clipTime = Rect.PointToNormalized(rect, mousePos).x;
int sample = Mathf.RoundToInt(clipTime * clip.clip.samples);
Repaint();
}
//Play-Pause by space
if (e.type == EventType.KeyDown && e.keyCode == KeyCode.Space)
{
if (clipPlaying)
{
AudioPreview.StopClip(clip.clip);
clipPlaying = false;
}
else
{
int sample = Mathf.RoundToInt(clipTime * clip.clip.samples);
AudioPreview.PlayClip(clip.clip, sample);
AudioPreview.SetClipSamplePosition(clip.clip, sample);
clipPlaying = true;
}
e.Use();
}
//Block native preview interactions
if (e.type != EventType.Repaint && e.type != EventType.Layout && rect.Contains(e.mousePosition))
{
e.Use();
}
//Draw clip spectrum
EditorGUI.DrawRect(rect, Color.black);
rect = rect.Shrink(1);
EditorGUI.DrawRect(rect, new Color(0.3f, 0.3f, 0.3f, 1.0f));
clipEditor.OnPreviewGUI(rect, GUIStyle.none);
//Draw progress bar
rect.Set(rect.x + rect.width * clipTime, rect.y, 2, rect.height);
EditorGUI.DrawRect(rect, Color.white);
}
