protected override void ParseData(byte[] chunkData)
{
Llista <byte> bytesAConvertir = new Llista <byte>();
Encoding encodingSource = null;
long posicion = 0;
while (chunkData[posicion] != NULLBYTE && chunkData.LongLength > posicion)
{
bytesAConvertir.Add(chunkData[posicion++]);
}
if (chunkData[posicion] == NULLBYTE)
{
keyword = Serializar.ToString(bytesAConvertir.ToTaula());
bytesAConvertir.Clear();
posicion++; //paso el Null byte
if (COMPRESION != chunkData[posicion++]) //leo la compresion
{
throw new ChunkFormatException();
}
while (chunkData.LongLength > posicion)
{
bytesAConvertir.Add(chunkData[posicion++]);
}
encodingSource = System.Text.Encoding.GetEncoding(1252); //es la unica usada...
Information = Serializar.ToString(System.Text.ASCIIEncoding.Convert(encodingSource, Encoding.ASCII, bytesAConvertir.ToTaula()));
}
else
{
throw new ChunkFormatException();
}
}
protected override void ParseData(byte[] chunkData)
{
Llista <byte> bytesAConvertir = new Llista <byte>();
long posicion = 0;
while (chunkData[posicion] != NULLBYTE && chunkData.LongLength > posicion)
{
bytesAConvertir.Add(chunkData[posicion++]);
}
if (chunkData[posicion] == NULLBYTE)
{
keyword = Serializar.ToString(bytesAConvertir.ToTaula());
bytesAConvertir.Clear();
posicion++; //paso nullByte
while (chunkData.LongLength > posicion)
{
bytesAConvertir.Add(chunkData[posicion++]);
}
Information = Serializar.ToString(System.Text.ASCIIEncoding.Convert(System.Text.Encoding.GetEncoding(1252), Encoding.ASCII, bytesAConvertir.ToTaula()));
}
else
{
throw new ChunkFormatException();
}
}
protected virtual void UpdateData()
{
Llista <Byte> data = new Llista <byte>();
data.AddRange(Serializar.GetBytes(Keyword)); //Keyword
data.Add(NULLBYTE); //null separator
data.AddRange(System.Text.ASCIIEncoding.Convert(Encoding.ASCII, System.Text.Encoding.GetEncoding(1252), Serializar.GetBytes(Information))); //text
ChunkData = data.ToTaula();
}
protected override void ParseData(byte[] chunkData)
{
if (chunkData.Length != 7)
{
throw new ArgumentException();
}
fecha = new DateTime((int)Serializar.ToShort(new byte[] {
chunkData[1],
chunkData[0]
}), (int)chunkData[2], (int)chunkData[3], (int)chunkData[4], (int)chunkData[5], (int)chunkData[6]).ToLocalTime();
}
void Update()
{
Llista <byte> dataBytes = new Llista <byte>();
dataBytes.AddRange(Serializar.GetBytes(SequenceNumber));
dataBytes.AddRange(Serializar.GetBytes(Width));
dataBytes.AddRange(Serializar.GetBytes(Height));
dataBytes.AddRange(Serializar.GetBytes(OffsetX));
dataBytes.AddRange(Serializar.GetBytes(OffsetY));
dataBytes.AddRange(Serializar.GetBytes(DelayNum));
dataBytes.AddRange(Serializar.GetBytes(DelayDen));
dataBytes.Add((byte)DisposeOP);
dataBytes.Add((byte)BlendOP);
ChunkData = dataBytes.ToTaula();
}
void UpDateData()
{
DateTime fecha = this.fecha.ToUniversalTime();
byte[] bytesAño = Serializar.GetBytes((short)fecha.Year);
ChunkData = new byte[] {
bytesAño[1],
bytesAño[0],
(byte)fecha.Month,
(byte)fecha.Day,
(byte)fecha.Hour,
(byte)fecha.Minute,
(byte)fecha.Second
};
}
public Point GetPoint(int colorInt)
{
const int ARGB = 4;
int posicion;
byte[] bytesColor;
Point location = default(Point);
bool encontrado = false;
if (pointLocatedByColorList.ContainsKey(colorInt))
{
location = pointLocatedByColorList[colorInt].Value;
}
else
{
bytesColor = Serializar.GetBytes(colorInt);
for (int y = 0, yFin = Convert.ToInt32(imagen.Height), xFin = Convert.ToInt32(imagen.Width) * ARGB; y < yFin && !encontrado; y++)
{
for (int x = 0; x < xFin && !encontrado; x += ARGB)
{
posicion = x + (y * xFin);
encontrado = bytesImg[posicion] == bytesColor[0] && bytesImg[posicion + 1] == bytesColor[1] && bytesImg[posicion + 2] == bytesColor[2] && bytesImg[posicion + 3] == bytesColor[3];
if (encontrado)
{
location = new Point(x, y);
}
}
}
if (!encontrado)
{
throw new ArgumentOutOfRangeException("El color no esta dentro de la imagen!");
}
else
{
pointLocatedByColorList.Add(colorInt, location);
if (!colorLocatedByPointerList.ContainsKey(new PointZ(location, 0)))
{
colorLocatedByPointerList.Add(new PointZ(location, 0), System.Drawing.Color.FromArgb(colorInt));
}
}
}
return(location);
}
protected override void ParseData(byte[] chunkData)
{
if (chunkData != null && chunkData.Length < 26)
{
throw new ArgumentException();
}
int offset = 0;
sequenceNumber = Utils.ParseUint(chunkData, 4, ref offset);
width = Utils.ParseUint(chunkData, 4, ref offset);
height = Utils.ParseUint(chunkData, 4, ref offset);
offsetX = Utils.ParseUint(chunkData, 4, ref offset);
offsetY = Utils.ParseUint(chunkData, 4, ref offset);
delayNum = Serializar.ToUShort(new byte[] { chunkData[21], chunkData[20] });
delayDen = Serializar.ToUShort(new byte[] { chunkData[23], chunkData[22] });
disposeOP = (Dispose)chunkData[24];
blendOP = (Blend)chunkData[25];
}
void UpDate()
{
Llista <byte> dataBytes = new Llista <byte>();
uint[] fields =
{
width,
height,
bitDepth,
colorType,
compressionMethod,
filterMethod,
interlaceMethod
};
for (int i = 0; i < fields.Length; i++)
{
dataBytes.AddRange(Serializar.GetBytes(fields[i]));
}
ChunkData = dataBytes.ToTaula();
}
void UpdateData()
{
ChunkData = Serializar.GetBytes(NumeroDeFotogramas).AfegirValors(Serializar.GetBytes(NumeroDeRepeticiones)).ToTaula();
}
