public override IEnumerable <ObjectUrl> GetInputFiles()
{
for (int i = 0; i < ImageToTextureIndex.Values.Distinct().Count(); i++)
{
yield return(new ObjectUrl(UrlType.Internal, SpriteSheetAsset.BuildTextureUrl(Url, i)));
}
}
protected override Task <ResultStatus> DoCommandOverride(ICommandContext commandContext)
{
var assetManager = new AssetManager();
var imageGroupData = new SpriteSheet {
Sprites = new List <Graphics.Sprite>()
};
// add the sprite data to the sprite list.
foreach (var image in AssetParameters.SheetAsset.Sprites)
{
var newImage = new Graphics.Sprite
{
Name = image.Name,
Region = image.TextureRegion,
IsTransparent = AssetParameters.SheetAsset.Alpha != AlphaFormat.None, // todo analyze texture region texture data to auto-determine alpha?
Orientation = image.Orientation,
Center = image.Center + (image.CenterFromMiddle ? new Vector2(image.TextureRegion.Width, image.TextureRegion.Height) / 2 : Vector2.Zero),
Borders = image.Borders,
PixelsPerUnit = new Vector2(image.PixelsPerUnit)
};
int imageIndex;
if (ImageToTextureIndex.TryGetValue(image, out imageIndex))
{
newImage.Texture = AttachedReferenceManager.CreateSerializableVersion <Texture>(Guid.Empty, SpriteSheetAsset.BuildTextureUrl(Url, ImageToTextureIndex[image]));
}
else
{
commandContext.Logger.Warning("Image '{0}' has an invalid image source file '{1}', resulting texture will be null.", image.Name, image.Source);
}
imageGroupData.Sprites.Add(newImage);
}
// save the imageData into the data base
assetManager.Save(Url, imageGroupData);
return(Task.FromResult(ResultStatus.Successful));
}