Wikipedia definition
1. Complex text layoutSee for enabling complex text layout on your computer Complex text layout (abbreviated CTL) or complex text rendering refers to the typesetting of writing systems which require complex transformations between text input and text display for proper rendering on the screen or the printed page (also known as complex scripts). In other words, for these scripts the way text is stored is not mapped to the way it is displayed in a straightforward fashion.
Read “Complex text layout” on English Wikipedia
Read “複雑なテキスト配置” on Japanese Wikipedia
Read “Complex text layout” on DBpedia


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