public ISpriteRun SetPixels(IDataModel model, ModelDelta token, int[][,] tiles)
{
var tileSize = 8 * Format.BitsPerPixel;
var data = new byte[tiles.Length * tileSize];
for (int i = 0; i < tiles.Length; i++)
{
SpriteRun.SetPixels(data, i * tileSize, tiles[i], Format.BitsPerPixel);
}
var newModelData = Compress(data, 0, data.Length);
var newRun = (LzTilesetRun)model.RelocateForExpansion(token, this, newModelData.Count);
for (int i = 0; i < newModelData.Count; i++)
{
token.ChangeData(model, newRun.Start + i, newModelData[i]);
}
for (int i = newModelData.Count; i < Length; i++)
{
token.ChangeData(model, newRun.Start + i, 0xFF);
}
newRun = new LzTilesetRun(Format, model, newRun.Start, newRun.PointerSources);
model.ObserveRunWritten(token, newRun);
return(newRun);
}
public ISpriteRun SetPixels(IDataModel model, ModelDelta token, int page, int[,] pixels)
{
// TODO handle the fact that pixels[,] may contain a different number of tiles compared to the existing tileset
var data = Decompress(model, Start);
for (int x = 0; x < pixels.GetLength(0); x++)
{
for (int y = 0; y < pixels.GetLength(1); y++)
{
pixels[x, y] %= (int)Math.Pow(2, TilesetFormat.BitsPerPixel);
}
}
SpriteRun.SetPixels(data, 0, pixels, TilesetFormat.BitsPerPixel);
var newModelData = Compress(data, 0, data.Length);
var newRun = model.RelocateForExpansion(token, this, newModelData.Count);
for (int i = 0; i < newModelData.Count; i++)
{
token.ChangeData(model, newRun.Start + i, newModelData[i]);
}
for (int i = newModelData.Count; i < Length; i++)
{
token.ChangeData(model, newRun.Start + i, 0xFF);
}
newRun = new LzTilesetRun(TilesetFormat, model, newRun.Start, newRun.PointerSources);
model.ObserveRunWritten(token, newRun);
return(newRun);
}
public ITilesetRun SetPixels(IDataModel model, ModelDelta token, IReadOnlyList <int[, ]> tiles)
{
return(LzTilesetRun.SetPixels(this, model, token, tiles, (start, sources) => new TilesetRun(TilesetFormat, model, start, sources)));
}
