/// <summary>
/// Encode a RECT.
/// </summary>
private void EncodeRect(RECT rct, PduMarshaler marshaler)
{
marshaler.WriteInt32(rct.left);
marshaler.WriteInt32(rct.top);
marshaler.WriteInt32(rct.right);
marshaler.WriteInt32(rct.bottom);
}
/// <summary>
/// Create a MAPPED_GEOMETRY_PACKET
/// </summary>
/// <param name="mappingId">The id for the geometry mapping.</param>
/// <param name="updateType">The update type.</param>
/// <param name="left">The position to left bound.</param>
/// <param name="top">The position to right bound.</param>
/// <param name="width">The width of the rect.</param>
/// <param name="height">The height of the rect.</param>
/// <returns>MAPPED_GEOMETRY_PACKET created</returns>
public MAPPED_GEOMETRY_PACKET CreateMappedGeometryPacket(UInt64 mappingId, UpdateTypeValues updateType, uint left, uint top, uint width, uint height)
{
MAPPED_GEOMETRY_PACKET geometry = new MAPPED_GEOMETRY_PACKET();
if (updateType == UpdateTypeValues.GEOMETRY_UPDATE)
{
geometry.cbGeometryData = 0x79;
geometry.Version = RdpegtVersionValues.RDP8;
geometry.MappingId = mappingId;
geometry.UpdateType = updateType;
geometry.Flags = 0x0;
geometry.TopLevelId = mappingId;
geometry.Left = 0;
geometry.Top = 0;
geometry.Right = width;
geometry.Bottom = height;
geometry.TopLevelLeft = left;
geometry.TopLevelTop = top;
geometry.TopLevelRight = (uint)(left + width); ;
geometry.TopLevelBottom = (uint)(top + height); ;
geometry.GeometryType = GeometryTypeValues.RDP8;
geometry.cbGeometryBuffer = 0x0030;
geometry.pGeometryBuffer = new RGNDATA();
geometry.pGeometryBuffer.rdh.dwSize = 32;
geometry.pGeometryBuffer.rdh.iType = 0x0001;
geometry.pGeometryBuffer.rdh.nCount = 0x0001;
geometry.pGeometryBuffer.rdh.nRgnSize = 0;
geometry.pGeometryBuffer.rdh.rcBound.left = (int)left;
geometry.pGeometryBuffer.rdh.rcBound.top = (int)top;
geometry.pGeometryBuffer.rdh.rcBound.right = (int)(left + width);
geometry.pGeometryBuffer.rdh.rcBound.bottom = (int)(top + height);
geometry.pGeometryBuffer.Buffer = new RECT[1];
RECT rct = new RECT();
rct.left = 0;
rct.top = 0;
rct.right = (int)width;
rct.bottom = (int)height;
geometry.pGeometryBuffer.Buffer[0] = rct;
geometry.Reserved2 = 0;
}
else if (updateType == UpdateTypeValues.GEOMETRY_CLEAR)
{
geometry.cbGeometryData = 0x0049;
geometry.Version = RdpegtVersionValues.RDP8;
geometry.MappingId = mappingId;
geometry.UpdateType = updateType;
geometry.cbGeometryBuffer = 0;
geometry.Reserved2 = 0;
}
return geometry;
}
/// <summary>
/// Decode to a RECT.
/// </summary>
private void DecodeRect(PduMarshaler marshaler, out RECT rct)
{
rct = new RECT();
rct.left = marshaler.ReadInt32();
rct.top = marshaler.ReadInt32();
rct.right = marshaler.ReadInt32();
rct.bottom = marshaler.ReadInt32();
}