THotPDF.GetLoadedCachedRenderedBitmap Method
Tóm tắt phương thức: THotPDF.GetLoadedCachedRenderedBitmap Method
Khai báo
function GetLoadedCachedRenderedBitmap(PageIndex, DPI: Integer): TBitmap;Đơn vị
HPDFDoc
Tham số
| Tên | Mục đích |
|---|---|
PageIndex | Zero-based loaded page index |
DPI | Rendering resolution in dots per inch |
Giá trị trả về
Returns the cached or newly rendered bitmap, or nil for an invalid page index
Ghi chú sử dụng
- The render cache is protected by the document render lock
- The caller owns the returned bitmap instance according to the loaded-page rendering contract
API liên quan
- THotPDF
- THPDFPage
- Nội dung