public void SetTimeInfo(double start, double length)
{
if (start != this.m_Start || length != this.m_Length)
{
this.m_Start = start;
this.m_Length = length;
this.m_Dirty = true;
this.m_Flags |= (WaveformPreview.MessageFlags.Length | WaveformPreview.MessageFlags.Start);
}
}
public void OptimizeForSize(Vector2 newSize)
{
newSize = new Vector2(Mathf.Ceil(newSize.x), Mathf.Ceil(newSize.y));
if (newSize.x != this.m_Size.x)
{
this.m_Size = newSize;
this.m_Flags |= WaveformPreview.MessageFlags.Size;
this.m_Dirty = true;
}
}
protected override void OnModifications(WaveformPreview.MessageFlags cFlags)
{
bool flag = false;
if (WaveformPreview.HasFlag(cFlags, WaveformPreview.MessageFlags.TextureChanged) || WaveformPreview.HasFlag(cFlags, WaveformPreview.MessageFlags.Size) || WaveformPreview.HasFlag(cFlags, WaveformPreview.MessageFlags.Length) || WaveformPreview.HasFlag(cFlags, WaveformPreview.MessageFlags.Looping))
{
this.KillAndClearStreamers();
if (base.length <= 0.0)
{
return;
}
StreamedAudioClipPreview.ClipPreviewDetails details = new StreamedAudioClipPreview.ClipPreviewDetails(this.m_Clip, base.looping, (int)base.Size.x, base.start, base.length);
this.UploadPreview(details);
if (details.IsCandidateForStreaming())
{
flag = true;
}
}
if (!base.optimized)
{
this.KillAndClearStreamers();
flag = false;
}
else if (WaveformPreview.HasFlag(cFlags, WaveformPreview.MessageFlags.Optimization) && !flag)
{
StreamedAudioClipPreview.ClipPreviewDetails clipPreviewDetails = new StreamedAudioClipPreview.ClipPreviewDetails(this.m_Clip, base.looping, (int)base.Size.x, base.start, base.length);
if (clipPreviewDetails.IsCandidateForStreaming())
{
flag = true;
}
}
if (flag)
{
this.m_StreamedSegments = this.CalculateAndStartStreamers(base.start, base.length);
if (this.m_StreamedSegments != null && this.m_StreamedSegments.Length > 0)
{
StreamedAudioClipPreview.Segment[] streamedSegments = this.m_StreamedSegments;
for (int i = 0; i < streamedSegments.Length; i++)
{
StreamedAudioClipPreview.Segment segment = streamedSegments[i];
if (!this.m_Contexts.ContainsKey(segment.streamer))
{
this.m_Contexts.Add(segment.streamer, new StreamedAudioClipPreview.StreamingContext());
}
}
}
}
base.OnModifications(cFlags);
}
public virtual void SetMMWaveData(int interleavedOffset, float[] data)
{
for (int i = 0; i < data.Length; i += 2)
{
int x = interleavedOffset % WaveformPreview.s_BaseTextureWidth;
int y = interleavedOffset / WaveformPreview.s_BaseTextureWidth;
this.m_Texture.SetPixel(x, y, new Color(data[i], data[i + 1], 0f, 0f));
interleavedOffset++;
}
this.m_Dirty = true;
this.m_Flags |= WaveformPreview.MessageFlags.ContentsChanged;
if (this.updated != null)
{
this.updated();
}
}
public bool ApplyModifications()
{
bool result;
if (this.m_Dirty || this.m_Texture == null)
{
this.m_Flags |= ((!this.UpdateTexture((int)this.m_Size.x, this.m_Channels)) ? WaveformPreview.MessageFlags.None : WaveformPreview.MessageFlags.TextureChanged);
this.OnModifications(this.m_Flags);
this.m_Flags = WaveformPreview.MessageFlags.None;
this.m_Texture.Apply();
this.m_Dirty = false;
result = true;
}
else
{
result = false;
}
return(result);
}
protected virtual void OnModifications(WaveformPreview.MessageFlags changedFlags)
{
}
protected static bool HasFlag(WaveformPreview.MessageFlags flags, WaveformPreview.MessageFlags test)
{
return((flags & test) != WaveformPreview.MessageFlags.None);
}
