ACTIVATE

BLOCK

DEACTIVATE

LINE_BLOCK_CROSS

LINE_BLOCK_EW

LINE_BLOCK_NE

LINE_BLOCK_NS

LINE_BLOCK_NW

LINE_BLOCK_SE

LINE_BLOCK_SW

LINE_DOUBLE_CROSS

LINE_DOUBLE_EW

LINE_DOUBLE_NE

LINE_DOUBLE_NS

LINE_DOUBLE_NW

LINE_DOUBLE_SE

LINE_DOUBLE_SW

LINE_SINGLE_CROSS

LINE_SINGLE_EW

LINE_SINGLE_NE

LINE_SINGLE_NS

LINE_SINGLE_NW

LINE_SINGLE_SE

LINE_SINGLE_SW

SHADE_DARK

SHADE_LIGHT

SHADE_MEDIUM