//Called when a clip is changed by the Editor. (TrimStart, TrimEnd, etc)
public override void OnClipChanged(TimelineClip clip)
{
base.OnClipChanged(clip);
ImageFolderPlayableAsset <T> imageFolderPlayableAsset = clip.asset as ImageFolderPlayableAsset <T>;
Assert.IsNotNull(imageFolderPlayableAsset);
imageFolderPlayableAsset.RefreshPlayableFrames();
}
//----------------------------------------------------------------------------------------------------------------------
/// <inheritdoc/>
public override void DrawBackground(TimelineClip clip, ClipBackgroundRegion region)
{
base.DrawBackground(clip, region);
Rect rect = region.position;
if (rect.width <= SISEditorConstants.MIN_PREVIEW_REGION_WIDTH)
{
return;
}
ImageFolderPlayableAsset <T> curAsset = clip.asset as ImageFolderPlayableAsset <T>;
if (null == curAsset)
{
return;
}
DrawBackgroundTexture(rect, curAsset.GetTimelineBGColor());
int numImages = curAsset.GetNumImages();
if (numImages <= 0)
{
return;
}
if (Event.current.type == EventType.Repaint)
{
PreviewClipInfo clipInfo = new PreviewClipInfo()
{
Duration = clip.duration,
TimeScale = clip.timeScale,
ClipIn = clip.clipIn,
FramePerSecond = clip.GetParentTrack().timelineAsset.editorSettings.GetFPS(),
ImageDimensionRatio = curAsset.GetOrUpdateDimensionRatio(),
VisibleLocalStartTime = region.startTime,
VisibleLocalEndTime = region.endTime,
VisibleRect = rect,
};
PreviewUtility.EnumeratePreviewImages(ref clipInfo, (PreviewDrawInfo drawInfo) => {
DrawPreviewImageV(ref drawInfo, clip, curAsset);
});
//For hiding frame marker automatically
PlayableFrameClipData clipData = curAsset.GetBoundClipData();
if (null != clipData)
{
clipData.UpdateTimelineWidthPerFrame(rect.width, region.endTime - region.startTime,
clipInfo.FramePerSecond, clipInfo.TimeScale);
}
}
}
//----------------------------------------------------------------------------------------------------------------------
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);
}
//---------------------------------------------------------------------------------------------------------------------
//Path can point to a file or a folder.
//If it points to a file, then the folder will be automatically detected
private static void FindFolderAndImages(string path, out string folder, out List <string> imagePaths)
{
Assert.IsFalse(string.IsNullOrEmpty(path));
//Convert path to folder here
folder = path;
FileAttributes attr = File.GetAttributes(path);
if (!attr.HasFlag(FileAttributes.Directory))
{
folder = Path.GetDirectoryName(folder);
}
imagePaths = ImageFolderPlayableAsset.FindImageFileNames(folder);
}
//---------------------------------------------------------------------------------------------------------------------
//Path can point to a file or a folder.
//If it points to a file, then the folder will be automatically detected
private static void FindFolderAndImages(string path, out string folder, out List <WatchedFileInfo> imageFiles)
{
Assert.IsFalse(string.IsNullOrEmpty(path));
//Convert path to folder here
folder = path;
FileAttributes attr = File.GetAttributes(path);
if (!attr.HasFlag(FileAttributes.Directory))
{
folder = Path.GetDirectoryName(folder);
}
imageFiles = ImageFolderPlayableAsset.FindFiles(folder,
StreamingImageSequencePlayableAsset.GetSupportedImageFilePatterns()
);
}
public IEnumerator ReloadPlayableAsset()
{
PlayableDirector director = EditorUtilityTest.NewSceneWithDirector();
TimelineClip clip = EditorUtilityTest.CreateTestTimelineClip(director);
StreamingImageSequencePlayableAsset sisAsset = clip.asset as StreamingImageSequencePlayableAsset;
Assert.IsNotNull(sisAsset);
string folder = sisAsset.GetFolder();
Assert.IsNotNull(folder);
int numOriginalImages = sisAsset.GetImageFileNames().Count;
Assert.Greater(numOriginalImages, 0);
List <string> testImages = ImageFolderPlayableAsset.FindImageFileNames(folder);
List <string> copiedImagePaths = new List <string>(testImages.Count);
foreach (string imageFileName in testImages)
{
string src = Path.Combine(folder, imageFileName);
string dest = Path.Combine(folder, "Copied_" + imageFileName);
File.Copy(src, dest);
copiedImagePaths.Add(dest);
}
yield return(null);
sisAsset.Reload();
yield return(null);
Assert.AreEqual(numOriginalImages * 2, sisAsset.GetImageFileNames().Count);
//Cleanup
foreach (string imagePath in copiedImagePaths)
{
File.Delete(imagePath);
}
EditorUtilityTest.DestroyTestTimelineAssets(clip);
yield return(null);
}
//----------------------------------------------------------------------------------------------------------------------
protected override void DrawPreviewImageV(ref PreviewDrawInfo drawInfo, TimelineClip clip,
ImageFolderPlayableAsset <RenderCacheClipData> renderCachePlayableAsset)
{
double normalizedLocalTime = drawInfo.LocalTime / clip.duration;
int numImages = renderCachePlayableAsset.GetNumImages();
Assert.IsTrue(numImages > 0);
//Can't round up, because if the time for the next frame hasn't been reached, then we should stick
int index = Mathf.FloorToInt(numImages * (float)normalizedLocalTime);
index = Mathf.Clamp(index, 0, numImages - 1);
//Draw
string imagePath = renderCachePlayableAsset.GetImageFilePath(index);
PreviewUtility.DrawPreviewImage(ref drawInfo, imagePath);
}
//----------------------------------------------------------------------------------------------------------------------
protected abstract void DrawPreviewImageV(ref PreviewDrawInfo drawInfo, TimelineClip clip,
ImageFolderPlayableAsset <T> playableAsset);
