public override void DrawCustomClipBody(ClipDrawData drawData, Rect rect)
{
if (!drawData.state.showAudioWaveform)
{
return;
}
if (rect.width <= 0)
{
return;
}
var clip = drawData.clip;
AudioClip audioClip = clip.asset as AudioClip;
if (audioClip == null)
{
var audioPlayableAsset = drawData.clip.asset as AudioPlayableAsset;
if (audioPlayableAsset != null)
{
audioClip = audioPlayableAsset.clip;
}
if (audioClip == null)
{
return;
}
}
var quantizedRect = new Rect(Mathf.Ceil(rect.x), Mathf.Ceil(rect.y), Mathf.Ceil(rect.width), Mathf.Ceil(rect.height));
WaveformPreview preview;
if (QualitySettings.activeColorSpace != m_ColorSpace)
{
m_ColorSpace = QualitySettings.activeColorSpace;
k_PersistentPreviews.Clear();
}
if (!k_PersistentPreviews.TryGetValue(drawData.clip, out preview) || audioClip != preview.presentedObject)
{
preview = k_PersistentPreviews[drawData.clip] = WaveformPreviewFactory.Create((int)quantizedRect.width, audioClip);
Color waveColour = GammaCorrect(DirectorStyles.Instance.customSkin.colorAudioWaveform);
Color transparent = waveColour;
transparent.a = 0;
preview.backgroundColor = transparent;
preview.waveColor = waveColour;
preview.SetChannelMode(WaveformPreview.ChannelMode.MonoSum);
preview.updated += drawData.state.editorWindow.Repaint;
}
preview.looping = drawData.clip.SupportsLooping();
preview.SetTimeInfo(drawData.localVisibleStartTime, drawData.localVisibleEndTime - drawData.localVisibleStartTime);
preview.OptimizeForSize(quantizedRect.size);
if (Event.current.type == EventType.Repaint)
{
preview.ApplyModifications();
preview.Render(quantizedRect);
}
}
