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Change_font_size implemented

This commit is contained in:
John Whitington 2016-11-10 13:54:49 +00:00
parent 70413d6727
commit 1e6e63daba
1 changed files with 13 additions and 2 deletions
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15
cpdfcommand.ml
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@ -3193,7 +3193,18 @@ let remove_clipping pdf range =
Cpdf.process_pages remove_clipping_page pdf range Cpdf.process_pages remove_clipping_page pdf range
let change_font_size_ops dx dy source_size target_size pdf resources content = let change_font_size_ops dx dy source_size target_size pdf resources content =
content Printf.printf "dx = %f, dy = %f\n" dx dy;
let ops = Pdfops.parse_operators pdf resources content in
let tr = Pdftransform.mktranslate dx dy in
let rec process a = function
Pdfops.Op_Tf (fontname, size)::t when fabs (size -. source_size) < 0.01 ->
process
(Pdfops.Op_Tf (fontname, target_size)::Pdfops.Op_cm tr::a)
t
| h::t -> process (h::a) t
| [] -> rev a
in
[Pdfops.stream_of_ops (process [] ops)]
let change_font_size pdf range dx dy source_size target_size = let change_font_size pdf range dx dy source_size target_size =
let change_font_size_page _ page = let change_font_size_page _ page =
@ -3961,7 +3972,7 @@ let go () =
| Some (ChangeFontSize target_size) -> | Some (ChangeFontSize target_size) ->
let pdf = get_single_pdf args.op false in let pdf = get_single_pdf args.op false in
let range = parse_pagespec pdf (get_pagespec ()) in let range = parse_pagespec pdf (get_pagespec ()) in
let dx, dy = parse_coordinate pdf args.coord in let dx, dy = parse_coordinate pdf args.change_font_size_shift in
write_pdf false (change_font_size pdf range dx dy args.fontsize target_size) write_pdf false (change_font_size pdf range dx dy args.fontsize target_size)
let parse_argv () = let parse_argv () =