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108 lines
4.8 KiB
OCaml
108 lines
4.8 KiB
OCaml
(** {2 Working with pages} *)
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(** Print page info (Mediabox etc) to standard output. *)
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val output_page_info : Pdf.t -> int list -> unit
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(** Given a function from page number and page to page, a document, and a list
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of page numbers to apply it to, apply the function to all those pages. *)
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val process_pages : (int -> Pdfpage.t -> Pdfpage.t * int * Pdftransform.transform_matrix) ->
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Pdf.t -> int list -> Pdf.t
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(** Same as [process_pages], but iterate rather than map. *)
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val iter_pages : (int -> Pdfpage.t -> unit) -> Pdf.t -> int list -> unit
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(** Same as [process_pages] but return the list of outputs of the map function. *)
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val map_pages : (int -> Pdfpage.t -> 'a) -> Pdf.t -> int list -> 'a list
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val hard_box : Pdf.t -> int list -> string -> bool -> bool -> Pdf.t
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(** Shift a PDF in x and y (in pts) in the given pages. List of (x, y) pairs is
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for all pages in pdf. *)
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val shift_pdf : ?fast:bool -> (float * float) list -> Pdf.t -> int list -> Pdf.t
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val rectify_boxes : ?fast:bool -> Pdf.t -> Pdfpage.t -> Pdfpage.t
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val change_boxes : (float * float * float * float -> float * float * float * float) ->
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Pdf.t -> Pdfpage.t -> Pdfpage.t
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(** Scale the contents of a page by a given factor centred around a given point in a given range. *)
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val scale_contents : ?fast:bool -> Cpdfposition.position -> float -> Pdf.t -> int list -> Pdf.t
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(** [set_mediabox xywhlist pdf range] sets the media box on the given pages. *)
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val set_mediabox : (float * float * float * float) list -> Pdf.t -> int list -> Pdf.t
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val copy_cropbox_to_mediabox : Pdf.t -> int list -> Pdf.t
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(** Remove any cropping from the given pages. *)
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val remove_cropping_pdf : Pdf.t -> int list -> Pdf.t
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(** Remove any trim box from the given pages. *)
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val remove_trim_pdf : Pdf.t -> int list -> Pdf.t
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(** Remove any bleed box from the given pages. *)
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val remove_bleed_pdf : Pdf.t -> int list -> Pdf.t
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(** Remove any art box from the given pages. *)
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val remove_art_pdf : Pdf.t -> int list -> Pdf.t
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(** Modify the rotation of the page and its contents to leave the rotation at 0 with the page effectively unaltered. *)
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val upright : ?fast:bool -> int list -> Pdf.t -> Pdf.t
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(** Change rotation to a given value 0, 90, 180, 270 on given pages. *)
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val rotate_pdf : int -> Pdf.t -> int list -> Pdf.t
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(** Rotate clockwise by 0, 90, 180, 270 on given pages. *)
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val rotate_pdf_by : int -> Pdf.t -> int list -> Pdf.t
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(** Rotate the contents by the given angle on the given pages. If [fast] is true, assume PDF is well-formed. *)
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val rotate_contents : ?fast:bool -> float -> Pdf.t -> int list -> Pdf.t
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(** Scale a PDF in sx, sy in the given pages. List of (sx, sy) pairs is
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for all pages in pdf. *)
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val scale_pdf : ?fast:bool -> (float * float) list -> Pdf.t -> int list -> Pdf.t
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(** [scale_to_fit_pdf fast position input_scale x y op pdf range] scales a page to fit the
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page size given by (x, y) and by the [input_scale] (e.g 1.0 = scale to fit, 0.9
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= scale to fit leaving a border etc.). [op] is unused. *)
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val scale_to_fit_pdf : ?fast:bool -> Cpdfposition.position -> float -> (float * float) list -> 'a -> Pdf.t -> int list -> Pdf.t
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(** {2 Stamping} *)
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(** [combine_pages fast under over scaletofit swap equalize] combines the page
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content of two PDFs, page-by-page. If [equalize] is true the output will have
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the same number of pages as the shorter file. If [scaletofit] is true, the
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[over] file will be scaled to fit. If [swap] is true, [over] and [under] are
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swapped. If [fast] is true, the PDFs are assumed to be well-formed and no
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fixes are done. *)
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val combine_pages : bool -> Pdf.t -> Pdf.t -> bool -> bool -> bool -> Pdf.t
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(** [stamp relative_to_cropbox position topline midline fast scale_to_fit isover range over pdf] stamps the first page of
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[over] over each page of the PDF. The arguments have the same meaning as in
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[combine_pages]. *)
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val stamp : bool -> Cpdfposition.position -> bool -> bool -> bool -> bool -> bool -> int list -> Pdf.t -> Pdf.t -> Pdf.t
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(** {2 Page geometry} *)
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(** True if a given page in a PDF has a given box *)
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val hasbox : Pdf.t -> int -> string -> bool
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(** [crop_pdf xywhlist pdf range] sets the cropbox on the given pages. *)
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val crop_pdf : ?box:string -> (float * float * float * float) list -> Pdf.t -> int list -> Pdf.t
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(** [setBox boxname x y w h pdf range] sets the given box on the given pages. *)
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val setBox : string -> float -> float -> float -> float -> Pdf.t -> int list -> Pdf.t
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(** Flip the given pages vertically *)
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val vflip_pdf : ?fast:bool -> Pdf.t -> int list -> Pdf.t
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(** Flip the given pages horizontally *)
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val hflip_pdf : ?fast:bool -> Pdf.t -> int list -> Pdf.t
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val trim_marks : ?fast:bool -> Pdf.t -> int list -> Pdf.t
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val show_boxes : ?fast:bool -> Pdf.t -> int list -> Pdf.t
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val copy_box : string -> string -> bool -> Pdf.t -> int list -> Pdf.t
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val allupright : int list -> Pdf.t -> bool
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