Specifies the available values for PDFStandardLayoutAttribute.setWritingMode method..
Inline progression from bottom to top; block progression from left to right. This is the typical writing mode for the Batak writing system.
Inline progression from bottom to top; block progression from right to left. This is the typical writing mode for the Ancient Berber writing system.
Inline progression from left to right; block progression from bottom to top. There is currently no known writing system to which this writing mode applies.
Inline progression from left to right; block progression from top to bottom. This is the typical writing mode for Western writing systems.
Inline progression from right to left; block progression from bottom to top. There is currently no known writing system to which this writing mode applies.
Inline progression from right to left; block progression from top to bottom. This is the typical writing mode for Arabic and Hebrew writing systems.
Inline progression from top to bottom; block progression from right to left. This is the typical writing mode for Chinese and Japanese writing systems.
Inline progression from top to bottom; block progression from left to right. This is the typical writing mode for writing systems like classical Mongolian.