[]
Defines text direction of the chart axis title.
• eaVert = 4
Specifies that text displays as East Asian vertical right to left.
• horz = 0
Specifies that text displays as horizontal.
• vert = 1
Specifies that text displays as vertical 90 degrees.
• vert270 = 2
Specifies that text displays as vertical 270 degrees.
• wordArtVertRtl = 6
Specifies that text displays as Word Art vertical right to left.