Returns or sets the Rotation degree around the X-axis i.e. in the Y direction for 3d charts between -90 and 90 degrees. The property matches with the 21.2.2.157 rotX X Rotation item in ECMA-376 and with the Y Rotation option in PowerPoint 2007. Read/write SByte....property Returns or sets the rotation degree around the X-axis,... i.e. in the Y direction for 3D charts (between -90 and 90 degrees)...