| 类 | 说明 |
|---|---|
| PDAbstractContentStream | |
| PDDocument |
This is the in-memory representation of the PDF document.
|
| PDPageContentStream |
Provides the ability to write to a page content stream.
|
| 枚举 | 说明 |
|---|---|
| PDPageContentStream.AppendMode |
This is to choose what to do with the stream: overwrite, append or prepend.
|
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