//----------------------------------------------------------------------------------------------------------------------
void DrawPreviewImage(ref PreviewDrawInfo drawInfo, TimelineClip clip, StreamingImageSequencePlayableAsset sisAsset)
{
int imageIndex = sisAsset.LocalTimeToImageIndex(clip, drawInfo.LocalTime);
IList <string> imageFileNames = sisAsset.GetImageFileNames();
//Load
string imagePath = sisAsset.GetImageFilePath(imageIndex);
ImageLoader.GetImageDataInto(imagePath, StreamingImageSequenceConstants.IMAGE_TYPE_PREVIEW
, out ImageData readResult);
switch (readResult.ReadStatus)
{
case StreamingImageSequenceConstants.READ_STATUS_LOADING:
break;
case StreamingImageSequenceConstants.READ_STATUS_SUCCESS: {
Texture2D tex = PreviewTextureFactory.GetOrCreate(imagePath, ref readResult);
if (null != tex)
{
Graphics.DrawTexture(drawInfo.DrawRect, tex);
}
break;
}
default: {
ImageLoader.RequestLoadPreviewImage(imagePath, (int)drawInfo.DrawRect.width, (int)drawInfo.DrawRect.height);
break;
}
}
}
//----------------------------------------------------------------------------------------------------------------------
protected override void DrawPreviewImageV(ref PreviewDrawInfo drawInfo, TimelineClip clip,
ImageFolderPlayableAsset <SISClipData> playableAsset)
{
StreamingImageSequencePlayableAsset sisAsset = playableAsset as StreamingImageSequencePlayableAsset;
Assert.IsNotNull(sisAsset);
int imageIndex = sisAsset.LocalTimeToImageIndex(clip, drawInfo.LocalTime);
string imagePath = sisAsset.GetImageFilePath(imageIndex);
PreviewUtility.DrawPreviewImage(ref drawInfo, imagePath);
}