/// <summary>
/// Decode the encoded data to surface
/// </summary>
/// <param name="tileDic">The dictionary of tile index and encoded tile data</param>
public void ProgressiveDecode(Dictionary <TileIndex, EncodedTile> tileDic)
{
if (this.CurrentFrame == null)
{
this.CurrentFrame = SurfaceFrame.GetFromImage(this.Id, new Bitmap(this.Width, this.Height));
}
foreach (TileIndex index in tileDic.Keys)
{
TileState tState = new TileState(this, index);
RfxProgressiveDecoder.DecodeTile(tileDic[index], tState);
}
}
/// <summary>
/// Update surface from the changed area of the bitmap frame
/// </summary>
/// <param name="bmp">Bitmap which used to update surface</param>
/// <param name="changedArea">The changed areas</param>
public void UpdateFromBitmap(Bitmap bmp, Rectangle[] changedAreas)
{
if (pendingUpdateIndexs != null && LastFrame != null)
{
foreach (TileIndex index in pendingUpdateIndexs)
{
LastFrame.UpdateTileRgb(index, CurrentFrame.GetRgbTile(index));
}
}
else
{
LastFrame = CurrentFrame;
}
pendingUpdateIndexs = this.GetIndexesInRect(changedAreas);
CurrentFrame = SurfaceFrame.GetFromImage(Id, bmp, pendingUpdateIndexs);
}
/// <summary>
/// Update surface to new bitmap
/// </summary>
/// <param name="bmp">Bitmap which used to update surface</param>
public void UpdateFromBitmap(Bitmap bmp)
{
if (pendingUpdateIndexs != null && LastFrame != null)
{
foreach (TileIndex index in pendingUpdateIndexs)
{
LastFrame.UpdateTileRgb(index, CurrentFrame.GetRgbTile(index));
}
}
else
{
LastFrame = CurrentFrame;
}
CurrentFrame = SurfaceFrame.GetFromImage(Id, bmp);
pendingUpdateIndexs = CurrentFrame.GetAllIndexes();
}
