public StatefulReplayState(IStateOwner pOwner, GameplayGameState Source)
{
var Field = Source.PlayField;
Rows = Field.RowCount;
Columns = Field.ColCount;
ElapsedGameTime = pOwner.GetElapsedTime();
BoardState = new StatefulReplayStateBlockInformation[Field.RowCount][];
for (int y = 0; y < Field.RowCount; y++)
{
BoardState[y] = new StatefulReplayStateBlockInformation[Field.ColCount];
for (int x = 0; x < BoardState[y].Length; x++)
{
BoardState[y][x] = new StatefulReplayStateBlockInformation(StatefulReplayStateBlockInformation.BlockInformation.Block_Empty);
}
}
//step one: set the Active Block positions.
foreach (var activegroup in Source.PlayField.BlockGroups)
{
int XGroup = activegroup.X;
int YGroup = activegroup.Y;
foreach (var iterateblock in activegroup)
{
int BlockX = iterateblock.X + XGroup;
int BlockY = iterateblock.Y + YGroup;
BoardState[BlockY][BlockX] = new StatefulReplayStateBlockInformation(StatefulReplayStateBlockInformation.BlockInformation.Block_Active);
}
}
//step two: occupied block positions.
for (int CurrentRow = 0; CurrentRow < Source.PlayField.Contents.Length; CurrentRow++)
{
for (int CurrentCol = 0; CurrentCol < Source.PlayField.Contents[CurrentRow].Length; CurrentCol++)
{
var thisBlock = Source.PlayField.Contents[CurrentRow][CurrentCol];
if (thisBlock != null)
{
BoardState[CurrentRow][CurrentCol].State = StatefulReplayStateBlockInformation.BlockInformation.Block_Occupied;
}
else
{
BoardState[CurrentRow][CurrentCol].State = StatefulReplayStateBlockInformation.BlockInformation.Block_Empty;
}
}
}
}
//writes the data in this Replay State to a Stream.
public void WriteToStream(Stream Target)
{
if (!Target.CanWrite)
{
throw new InvalidOperationException("Cannot write to unwritable stream");
}
BinaryWriter bw = new BinaryWriter(Target);
bw.Write(MagicNumber);
bw.Write(ElapsedGameTime.Ticks);
bw.Write(Rows);
bw.Write(Columns);
for (int y = 0; y < Rows; y++)
{
for (int x = 0; x < Columns; x++)
{
StatefulReplayStateBlockInformation bi = BoardState[y][x];
bw.Write((int)bi.State);
}
}
}
