/** <summary> Constructs the base object data. </summary> */
internal ObjectData(ObjectDataHeader objectHeader, ChunkHeader chunkHeader)
{
this.objectHeader = objectHeader;
this.chunkHeader = chunkHeader;
this.stringTable = new StringTable();
this.groupInfo = new GroupInfo();
this.imageDirectory = new ImageDirectory();
this.graphicsData = new GraphicsData(this.imageDirectory);
}
/** <summary> Constructs the default graphics data with the specified image directory. </summary> */
public GraphicsData(ImageDirectory imageDirectory)
{
this.imageDirectory = imageDirectory;
this.paletteImages = new List <PaletteImage>();
this.palettes = new List <Palette>();
this.numImages = 0;
this.numPalettes = 0;
}
/** <summary> Returns a palette image loaded from the specified stream. </summary> */
public static PaletteImage FromStream(Stream stream)
{
BinaryReader reader = new BinaryReader(stream);
ImageDirectory imageDirectory = new ImageDirectory();
GraphicsData graphicsData = new GraphicsData(imageDirectory);
imageDirectory.Read(reader);
graphicsData.Read(reader);
reader.Close();
return(graphicsData.GetPaletteImage(0));
}
//=========== READING ============
#region Reading
/** <summary> Saves the palette image to the specified file path. </summary> */
public void Save(string path)
{
BinaryWriter writer = new BinaryWriter(new FileStream(path, FileMode.OpenOrCreate, FileAccess.Write));
ImageDirectory imageDirectory = new ImageDirectory();
GraphicsData graphicsData = new GraphicsData(imageDirectory);
graphicsData.Add(this);
long imageDirectoryPosition = writer.BaseStream.Position;
imageDirectory.Write(writer);
graphicsData.Write(writer);
writer.BaseStream.Position = imageDirectoryPosition;
imageDirectory.Write(writer);
writer.Close();
}