private byte[] EncodePtrPos(TS_FP_POINTERPOSATTRIBUTE ptrData)
{
List<byte> totalBuffer = new List<byte>();
List<byte> buffer = new List<byte>();
RdpbcgrEncoder.EncodeStructure(buffer, ptrData.pointerPositionUpdateData.position.xPos);
RdpbcgrEncoder.EncodeStructure(buffer, ptrData.pointerPositionUpdateData.position.yPos);
if (ptrData.compressionFlags != compressedType_Values.None)
{
RdpbcgrEncoder.EncodeBytes(
totalBuffer, serverSessionContext.Compress(ptrData.compressionFlags, buffer.ToArray()));
}
else
{
RdpbcgrEncoder.EncodeBytes(totalBuffer, buffer.ToArray());
}
return totalBuffer.ToArray();
}
/// <summary>
/// Parse TS_FP_POINTERPOSATTRIBUTE
/// </summary>
/// <param name="updateHeader">update header</param>
/// <param name="compressionFlags">compression flags</param>
/// <param name="size">update data size(before decompression)</param>
/// <param name="updateData">update data(decompressed)</param>
/// <returns>TS_FP_POINTERPOSATTRIBUTE</returns>
private TS_FP_POINTERPOSATTRIBUTE ParseTsFpPointerPosAttribute(
byte updateHeader,
compressedType_Values compressionFlags,
UInt16 size,
byte[] updateData)
{
TS_FP_POINTERPOSATTRIBUTE positionAttribute = new TS_FP_POINTERPOSATTRIBUTE();
// TS_FP_POINTERPOSATTRIBUTE: updateHeader
positionAttribute.updateHeader = updateHeader;
// TS_FP_POINTERPOSATTRIBUTE: compressionFlags
positionAttribute.compressionFlags = compressionFlags;
// TS_FP_POINTERPOSATTRIBUTE: size
positionAttribute.size = size;
// TS_FP_POINTERPOSATTRIBUTE: pointerPositionUpdateData
int index = 0;
positionAttribute.pointerPositionUpdateData = ParseTsPointerPosAttribute(updateData, ref index);
// Check if data length exceeded expectation
VerifyDataLength(updateData.Length, index, ConstValue.ERROR_MESSAGE_DATA_LENGTH_EXCEEDED);
return positionAttribute;
}
public static TS_FP_POINTERPOSATTRIBUTE CreateFPPointerPosAttribute(int x, int y)
{
TS_FP_POINTERPOSATTRIBUTE fpPos = new TS_FP_POINTERPOSATTRIBUTE();
fpPos.updateHeader = (byte)(((int)updateCode_Values.FASTPATH_UPDATETYPE_PTR_POSITION & 0x0f)
| (((int)fragmentation_Value.FASTPATH_FRAGMENT_SINGLE) << 4)
| ((int)compressedType_Values.None << 6));
fpPos.compressionFlags = compressedType_Values.None;
fpPos.pointerPositionUpdateData.position.xPos = (ushort)x;
fpPos.pointerPositionUpdateData.position.yPos = (ushort)y;
fpPos.size = 4;
return fpPos;
}
