/// <summary>
/// Generate a surface from a bitmap, only update the specified tiles
/// </summary>
/// <param name="sId">The surface Id</param>
/// <param name="bm">The original bitmap</param>
/// <param name="changedTileIndexs">The indexes of the changed tiles</param>
/// <returns>A surface instance</returns>
public static SurfaceFrame GetFromImage(ushort sId, Bitmap bitmap, TileIndex[] changedTileIndexs)
{
SurfaceFrame surf = new SurfaceFrame(sId, (ushort)bitmap.Width, (ushort)bitmap.Height);
foreach (TileIndex tIndex in changedTileIndexs)
{
RgbTile rgbTl = RgbTile.GetFromImage(bitmap, tIndex.X * RdpegfxTileUtils.TileSize, tIndex.Y * RdpegfxTileUtils.TileSize);
surf.rgbTileDic.Add(tIndex, rgbTl);
}
return(surf);
}
/// <summary>
/// Generate a surface from a bitmap
/// </summary>
/// <param name="sId">The surface Id</param>
/// <param name="bm">The original bitmap</param>
/// <returns>A surface instance</returns>
public static SurfaceFrame GetFromImage(ushort sId, Bitmap bitmap)
{
SurfaceFrame surf = new SurfaceFrame(sId, (ushort)bitmap.Width, (ushort)bitmap.Height);
for (int xIndex = 0; xIndex *RdpegfxTileUtils.TileSize < bitmap.Width; xIndex++)
{
for (int yIndex = 0; yIndex *RdpegfxTileUtils.TileSize < bitmap.Height; yIndex++)
{
TileIndex tIndex = new TileIndex((ushort)xIndex, (ushort)yIndex, bitmap.Width, bitmap.Height);
RgbTile rgbTl = RgbTile.GetFromImage(bitmap, xIndex * RdpegfxTileUtils.TileSize, yIndex * RdpegfxTileUtils.TileSize);
surf.rgbTileDic.Add(tIndex, rgbTl);
}
}
return(surf);
}