6 | Ulinkgoto
of (int * int)
8 | Uunexpected
of string
11 | Uremote
of (string * int)
12 and facename
= string;;
14 let dolog fmt
= Printf.kprintf prerr_endline fmt
;;
15 let now = Unix.gettimeofday
;;
17 type params
= (angle
* proportional
* trimparams
18 * texcount
* sliceheight
* memsize
19 * colorspace
* fontpath
* trimcachepath
)
28 and proportional
= bool
29 and trimmargins
= bool
30 and interpagespace
= int
37 and trimcachepath
= string
40 and irect
= (int * int * int * int)
41 and trimparams
= (trimmargins
* irect
)
42 and colorspace
= | Rgb
| Bgr
| Gray
51 | LDfirstvisible
of (int * int * int)
66 | KMmulti
of key list
* key list
68 and keyhash
= (key
, keymap
) Hashtbl.t
71 | KSinto
of (key list
* key list
)
74 type platform
= | Punknown
| Plinux
| Posx
| Psun
| Pfreebsd
75 | Pdragonflybsd
| Popenbsd
| Pnetbsd
| Pcygwin
;;
77 type pipe
= (Unix.file_descr
* Unix.file_descr
);;
79 external init
: pipe
-> params
-> unit = "ml_init";;
80 external seltext
: string -> (int * int * int * int) -> unit = "ml_seltext";;
81 external copysel
: Unix.file_descr
-> opaque
-> unit = "ml_copysel";;
82 external getpdimrect
: int -> float array
= "ml_getpdimrect";;
83 external whatsunder
: string -> int -> int -> under
= "ml_whatsunder";;
84 external zoomforh
: int -> int -> int -> int -> float = "ml_zoom_for_height";;
85 external drawstr
: int -> int -> int -> string -> float = "ml_draw_string";;
86 external measurestr
: int -> string -> float = "ml_measure_string";;
87 external getmaxw
: unit -> float = "ml_getmaxw";;
88 external postprocess
:
89 opaque
-> int -> int -> int -> (int * string * int) -> int = "ml_postprocess";;
90 external pagebbox
: opaque
-> (int * int * int * int) = "ml_getpagebox";;
91 external platform
: unit -> platform
= "ml_platform";;
92 external setaalevel
: int -> unit = "ml_setaalevel";;
93 external realloctexts
: int -> bool = "ml_realloctexts";;
94 external cloexec
: Unix.file_descr
-> unit = "ml_cloexec";;
95 external findlink
: opaque
-> linkdir
-> link
= "ml_findlink";;
96 external getlink
: opaque
-> int -> under
= "ml_getlink";;
97 external getlinkrect
: opaque
-> int -> irect
= "ml_getlinkrect";;
98 external getlinkcount
: opaque
-> int = "ml_getlinkcount";;
99 external findpwl
: int -> int -> pagewithlinks
= "ml_find_page_with_links"
100 external popen
: string -> (Unix.file_descr
* int) list
-> unit = "ml_popen";;
101 external mbtoutf8
: string -> string = "ml_mbtoutf8";;
103 let platform_to_string = function
104 | Punknown
-> "unknown"
108 | Pfreebsd
-> "FreeBSD"
109 | Pdragonflybsd
-> "DragonflyBSD"
110 | Popenbsd
-> "OpenBSD"
111 | Pnetbsd
-> "NetBSD"
112 | Pcygwin
-> "Cygwin"
115 let platform = platform ();;
118 if platform = Pcygwin
120 let sh = "/bin/sh" in
121 let args = [|sh; "-c"; cmd
|] in
122 let rec std si so se
= function
124 | (fd
, 0) :: rest
-> std fd so se rest
125 | (fd
, -1) :: rest
->
126 Unix.set_close_on_exec fd
;
129 failwith
("unexpected fdn in cygwin popen " ^ string_of_int n
)
131 let si, so
, se
= std Unix.stdin
Unix.stdout
Unix.stderr fda
in
132 ignore
(Unix.create_process
sh args si so se
)
141 and tileparams
= (x
* y
* width
* height
* tilex
* tiley
)
144 external drawtile
: tileparams
-> opaque
-> unit = "ml_drawtile";;
146 type mpos
= int * int
148 | Msel
of (mpos
* mpos
)
150 | Mscrolly
| Mscrollx
151 | Mzoom
of (int * int)
152 | Mzoomrect
of (mpos
* mpos
)
156 type textentry
= string * string * onhist
option * onkey
* ondone
* cancelonempty
157 and onkey
= string -> int -> te
158 and ondone
= string -> unit
159 and histcancel
= unit -> unit
160 and onhist
= ((histcmd
-> string) * histcancel
)
161 and histcmd
= HCnext
| HCprev
| HCfirst
| HClast
162 and cancelonempty
= bool
167 | TEswitch
of textentry
178 let bound v minv maxv
=
179 max minv
(min maxv v
);
183 { store
= Array.create n v
190 let cbcap b
= Array.length b
.store
;;
195 b
.wc
<- (b
.wc
+ 1) mod cap;
197 b
.len
<- min
(b
.len
+ 1) cap;
200 let cbempty b
= b
.len
= 0;;
202 let cbgetg b circular dir
=
206 let rc = b
.rc + dir
in
218 else bound rc 0 (b
.len
-1)
224 let cbget b
= cbgetg b
false;;
225 let cbgetc b
= cbgetg b
true;;
227 let drawstring size x y s
=
229 Gl.enable `texture_2d
;
230 GlFunc.blend_func `src_alpha `one_minus_src_alpha
;
231 ignore
(drawstr size x y s
);
233 Gl.disable `texture_2d
;
236 let drawstring1 size x y s
=
240 let drawstring2 size x y fmt
=
241 Printf.kprintf
(drawstring size
(x
+1) (y
+size
+1)) fmt
260 dolog "l %d dim=%d {" l
.pageno l
.pagedimno
;
261 dolog " WxH %dx%d" l
.pagew l
.pageh
;
262 dolog " vWxH %dx%d" l
.pagevw l
.pagevh
;
263 dolog " pagex,y %d,%d" l
.pagex l
.pagey
;
264 dolog " dispx,y %d,%d" l
.pagedispx l
.pagedispy
;
265 dolog " column %d" l
.pagecol
;
269 let debugrect (x0
, y0
, x1
, y1
, x2
, y2
, x3
, y3
) =
271 dolog " x0,y0=(% f, % f)" x0 y0
;
272 dolog " x1,y1=(% f, % f)" x1 y1
;
273 dolog " x2,y2=(% f, % f)" x2 y2
;
274 dolog " x3,y3=(% f, % f)" x3 y3
;
278 type multicolumns
= multicol
* pagegeom
279 and singlecolumn
= pagegeom
280 and splitcolumns
= columncount
* pagegeom
281 and pagegeom
= ((pdimno
* x
* y
* (pageno
* width
* height
* leftx
)) array
)
282 and multicol
= columncount
* covercount
* covercount
284 and columncount
= int
285 and covercount
= int;;
288 { mutable scrollbw
: int
289 ; mutable scrollh
: int
290 ; mutable icase
: bool
291 ; mutable preload
: bool
292 ; mutable pagebias
: int
293 ; mutable verbose
: bool
294 ; mutable debug
: bool
295 ; mutable scrollstep
: int
296 ; mutable hscrollstep
: int
297 ; mutable maxhfit
: bool
298 ; mutable crophack
: bool
299 ; mutable autoscrollstep
: int
300 ; mutable maxwait
: float option
301 ; mutable hlinks
: bool
302 ; mutable underinfo
: bool
303 ; mutable interpagespace
: interpagespace
304 ; mutable zoom
: float
305 ; mutable presentation
: bool
306 ; mutable angle
: angle
309 ; mutable savebmarks
: bool
310 ; mutable proportional
: proportional
311 ; mutable trimmargins
: trimmargins
312 ; mutable trimfuzz
: irect
313 ; mutable memlimit
: memsize
314 ; mutable texcount
: texcount
315 ; mutable sliceheight
: sliceheight
316 ; mutable thumbw
: width
317 ; mutable jumpback
: bool
318 ; mutable bgcolor
: float * float * float
319 ; mutable bedefault
: bool
320 ; mutable scrollbarinpm
: bool
321 ; mutable tilew
: int
322 ; mutable tileh
: int
323 ; mutable mustoresize
: memsize
324 ; mutable checkers
: bool
325 ; mutable aalevel
: int
326 ; mutable urilauncher
: string
327 ; mutable pathlauncher
: string
328 ; mutable colorspace
: colorspace
329 ; mutable invert
: bool
330 ; mutable colorscale
: float
331 ; mutable redirectstderr
: bool
332 ; mutable ghyllscroll
: (int * int * int) option
333 ; mutable columns
: columns
334 ; mutable beyecolumns
: columncount
option
335 ; mutable selcmd
: string
336 ; mutable updatecurs
: bool
337 ; mutable keyhashes
: (string * keyhash
) list
338 ; mutable hfsize
: int
339 ; mutable pgscale
: float
342 | Csingle
of singlecolumn
343 | Cmulti
of multicolumns
344 | Csplit
of splitcolumns
347 type anchor
= pageno
* top
* dtop
;;
349 type outline
= string * int * anchor
;;
351 type rect
= float * float * float * float * float * float * float * float;;
353 type tile
= opaque
* pixmapsize
* elapsed
354 and elapsed
= float;;
355 type pagemapkey
= pageno
* gen
;;
356 type tilemapkey
= pageno
* gen
* colorspace
* angle
* width
* height
* col
* row
360 let emptyanchor = (0, 0.0, 0.0);;
362 type infochange
= | Memused
| Docinfo
| Pdim
;;
364 class type uioh
= object
365 method display
: unit
366 method key
: int -> int -> uioh
367 method button
: int -> bool -> int -> int -> int -> uioh
368 method motion
: int -> int -> uioh
369 method pmotion
: int -> int -> uioh
370 method infochanged
: infochange
-> unit
371 method scrollpw
: (int * float * float)
372 method scrollph
: (int * float * float)
373 method modehash
: keyhash
377 | Birdseye
of (conf
* leftx
* pageno
* pageno
* anchor
)
378 | Textentry
of (textentry
* onleave
)
380 | LinkNav
of linktarget
381 and onleave
= leavetextentrystatus
-> unit
382 and leavetextentrystatus
= | Cancel
| Confirm
383 and helpitem
= string * int * action
386 | Action
of (uioh
-> uioh
)
388 | Ltexact
of (pageno
* int)
392 let isbirdseye = function Birdseye _
-> true | _
-> false;;
393 let istextentry = function Textentry _
-> true | _
-> false;;
397 | Loading
of (page
* gen
)
399 page
* opaque
* colorspace
* angle
* gen
* col
* row
* width
* height
401 | Outlining
of outline list
404 let emptykeyhash = Hashtbl.create
0;;
405 let nouioh : uioh
= object (self
)
407 method key _ _
= self
408 method button _ _ _ _ _
= self
409 method motion _ _
= self
410 method pmotion _ _
= self
411 method infochanged _
= ()
412 method scrollpw
= (0, nan
, nan
)
413 method scrollph
= (0, nan
, nan
)
414 method modehash
= emptykeyhash
418 { mutable sr
: Unix.file_descr
419 ; mutable sw
: Unix.file_descr
420 ; mutable wsfd
: Unix.file_descr
421 ; mutable errfd
: Unix.file_descr
option
422 ; mutable stderr
: Unix.file_descr
423 ; mutable errmsgs
: Buffer.t
424 ; mutable newerrmsgs
: bool
428 ; mutable scrollw
: int
429 ; mutable hscrollh
: int
430 ; mutable anchor
: anchor
431 ; mutable ranchors
: (string * string * anchor
) list
433 ; mutable layout
: page list
434 ; pagemap
: (pagemapkey
, opaque
) Hashtbl.t
435 ; tilemap
: (tilemapkey
, tile
) Hashtbl.t
436 ; tilelru
: (tilemapkey
* opaque
* pixmapsize
) Queue.t
437 ; mutable pdims
: (pageno
* width
* height
* leftx
) list
438 ; mutable pagecount
: int
439 ; mutable currently
: currently
440 ; mutable mstate
: mstate
441 ; mutable searchpattern
: string
442 ; mutable rects
: (pageno
* recttype
* rect
) list
443 ; mutable rects1
: (pageno
* recttype
* rect
) list
444 ; mutable text
: string
445 ; mutable fullscreen
: (width
* height
) option
446 ; mutable mode
: mode
447 ; mutable uioh
: uioh
448 ; mutable outlines
: outline array
449 ; mutable bookmarks
: outline list
450 ; mutable path
: string
451 ; mutable password
: string
452 ; mutable geomcmds
: (string * ((string * (unit -> unit)) list
))
453 ; mutable memused
: memsize
455 ; mutable throttle
: (page list
* int * float) option
456 ; mutable autoscroll
: int option
457 ; mutable ghyll
: (int option -> unit)
458 ; mutable help
: helpitem array
459 ; mutable docinfo
: (int * string) list
460 ; mutable texid
: GlTex.texture_id
option
462 ; mutable prevzoom
: float
463 ; mutable progress
: float
464 ; mutable redisplay
: bool
465 ; mutable mpos
: mpos
466 ; mutable keystate
: keystate
467 ; mutable glinks
: bool
468 ; mutable prevcolumns
: (columns
* float) option
471 { pat
: string circbuf
472 ; pag
: string circbuf
473 ; nav
: anchor circbuf
474 ; sel
: string circbuf
496 ; presentation
= false
501 ; proportional
= true
502 ; trimmargins
= false
503 ; trimfuzz
= (0,0,0,0)
504 ; memlimit
= 32 lsl 20
509 ; bgcolor
= (0.5, 0.5, 0.5)
511 ; scrollbarinpm
= true
514 ; mustoresize
= 256 lsl 20
519 | Plinux
| Pfreebsd
| Pdragonflybsd
520 | Popenbsd
| Pnetbsd
| Psun
-> "xdg-open \"%s\""
521 | Posx
-> "open \"%s\""
522 | Pcygwin
-> "cygstart \"%s\""
523 | Punknown
-> "echo %s")
524 ; pathlauncher
= "lp \"%s\""
527 | Plinux
| Pfreebsd
| Pdragonflybsd
528 | Popenbsd
| Pnetbsd
| Psun
-> "xsel -i"
535 ; redirectstderr
= false
537 ; columns
= Csingle
[||]
543 let mk n
= (n
, Hashtbl.create
1) in
557 let findkeyhash c name
=
558 try List.assoc name c
.keyhashes
559 with Not_found
-> failwith
("invalid mode name `" ^ name ^
"'")
562 let conf = { defconf with angle
= defconf.angle
};;
564 let pgscale h
= truncate
(float h
*. conf.pgscale);;
567 { mutable fontsize
: int
568 ; mutable wwidth
: float
569 ; mutable maxrows
: int
581 fstate.fontsize
<- n
;
582 fstate.wwidth
<- measurestr
fstate.fontsize
"w";
583 fstate.maxrows
<- (conf.winh
- fstate.fontsize
- 1) / (fstate.fontsize
+ 1);
587 let colonpos = try String.index s '
:'
with Not_found
-> -1 in
588 let len = String.length s
in
589 if colonpos >= 0 && colonpos + 3 < len
591 if s
.[colonpos+1] = '
/'
&& s
.[colonpos+2] = '
/'
594 try String.rindex_from s
colonpos ' '
598 String.sub s
(schemestartpos+1) (colonpos-1-schemestartpos)
601 | "http" | "ftp" | "mailto" ->
603 try String.index_from s
colonpos ' '
604 with Not_found
-> len
606 String.sub s
(schemestartpos+1) (epos-1-schemestartpos)
614 if String.length
conf.urilauncher
= 0
615 then print_endline uri
617 let url = geturl uri
in
618 if String.length
url = 0
619 then print_endline uri
621 let re = Str.regexp
"%s" in
622 let command = Str.global_replace
re url conf.urilauncher
in
626 "failed to execute `%s': %s\n" command (Printexc.to_string exn
);
632 Printf.sprintf
"llpp version %s (%s/%dbit, ocaml %s)" Help.version
633 (platform_to_string platform) Sys.word_size
Sys.ocaml_version
637 let strings = version () :: "" :: Help.keys
in
640 let url = geturl s
in
641 if String.length
url > 0
642 then (s
, 0, Action
(fun u
-> gotouri url; u
))
643 else (s
, 0, Noaction
)
648 let firstgeomcmds = "", [];;
655 ; stderr
= Unix.stderr
656 ; errmsgs
= Buffer.create
0
663 ; anchor
= emptyanchor
667 ; tilelru
= Queue.create
()
668 ; pagemap
= Hashtbl.create
10
669 ; tilemap
= Hashtbl.create
10
684 ; geomcmds
= firstgeomcmds
686 { nav
= cbnew 10 emptyanchor
713 Printf.kprintf prerr_endline fmt
715 Printf.kprintf ignore fmt
719 if String.length
conf.pathlauncher
= 0
720 then print_endline
state.path
722 let re = Str.regexp
"%s" in
723 let command = Str.global_replace
re state.path
conf.pathlauncher
in
727 "failed to execute `%s': %s\n" command (Printexc.to_string exn
);
733 type 'a t
= | Res
of 'a
| Exn
of exn
;;
736 try Res
(Unix.pipe ())
742 with exn
-> f
(Printexc.to_string exn
)
746 try Res
(Unix.dup fd
)
751 try Res
(Unix.dup2 fd1 fd2
)
756 let redirectstderr () =
757 let clofail what errmsg
= dolog "failed to close %s: %s" what errmsg
in
758 if conf.redirectstderr
760 match Ne.pipe () with
762 dolog "failed to create stderr redirection pipes: %s"
763 (Printexc.to_string exn
)
766 begin match Ne.dup Unix.stderr
with
768 dolog "failed to dup stderr: %s" (Printexc.to_string exn
);
769 Ne.clo r
(clofail "pipe/r");
770 Ne.clo w
(clofail "pipe/w");
772 | Ne.Res dupstderr
->
773 begin match Ne.dup2 w
Unix.stderr
with
775 dolog "failed to dup2 to stderr: %s"
776 (Printexc.to_string exn
);
777 Ne.clo dupstderr
(clofail "stderr duplicate");
778 Ne.clo r
(clofail "redir pipe/r");
779 Ne.clo w
(clofail "redir pipe/w");
782 state.stderr
<- dupstderr
;
783 state.errfd
<- Some r
;
787 state.newerrmsgs
<- false;
788 begin match state.errfd
with
790 begin match Ne.dup2 state.stderr
Unix.stderr
with
792 dolog "failed to dup2 original stderr: %s"
793 (Printexc.to_string exn
)
795 Ne.clo fd
(clofail "dup of stderr");
796 Unix.dup2 state.stderr
Unix.stderr
;
801 prerr_string
(Buffer.contents
state.errmsgs
);
803 Buffer.clear
state.errmsgs
;
809 let postRedisplay who
=
811 then prerr_endline
("redisplay for " ^ who
);
812 state.redisplay
<- true;
816 let getopaque pageno
=
817 try Some
(Hashtbl.find
state.pagemap
(pageno
, state.gen
))
818 with Not_found
-> None
821 let putopaque pageno opaque
=
822 Hashtbl.replace
state.pagemap
(pageno
, state.gen
) opaque
825 let pagetranslatepoint l x y
=
826 let dy = y
- l
.pagedispy
in
827 let y = dy + l
.pagey
in
828 let dx = x
- l
.pagedispx
in
829 let x = dx + l
.pagex
in
836 begin match getopaque l
.pageno
with
838 let x0 = l
.pagedispx
in
839 let x1 = x0 + l
.pagevw
in
840 let y0 = l
.pagedispy
in
841 let y1 = y0 + l
.pagevh
in
842 if y >= y0 && y <= y1 && x >= x0 && x <= x1
844 let px, py
= pagetranslatepoint l
x y in
845 match whatsunder opaque
px py
with
858 state.text
<- Printf.sprintf
"%c%s" c s
;
859 G.postRedisplay "showtext";
862 let undertext = function
865 | Ulinkgoto
(pageno
, _
) -> Printf.sprintf
"%s: page %d" state.path
(pageno
+1)
866 | Utext s
-> "font: " ^ s
867 | Uunexpected s
-> "unexpected: " ^ s
868 | Ulaunch s
-> "launch: " ^ s
869 | Unamed s
-> "named: " ^ s
870 | Uremote
(filename
, pageno
) ->
871 Printf.sprintf
"%s: page %d" filename
(pageno
+1)
874 let updateunder x y =
875 match getunder x y with
876 | Unone
-> Wsi.setcursor
Wsi.CURSOR_INHERIT
878 if conf.underinfo
then showtext 'u'
("ri: " ^ uri
);
879 Wsi.setcursor
Wsi.CURSOR_INFO
880 | Ulinkgoto
(pageno
, _
) ->
882 then showtext 'p'
("age: " ^ string_of_int
(pageno
+1));
883 Wsi.setcursor
Wsi.CURSOR_INFO
885 if conf.underinfo
then showtext '
f'
("ont: " ^ s
);
886 Wsi.setcursor
Wsi.CURSOR_TEXT
888 if conf.underinfo
then showtext 'u'
("nexpected: " ^ s
);
889 Wsi.setcursor
Wsi.CURSOR_INHERIT
891 if conf.underinfo
then showtext 'l'
("aunch: " ^ s
);
892 Wsi.setcursor
Wsi.CURSOR_INHERIT
894 if conf.underinfo
then showtext 'n'
("amed: " ^ s
);
895 Wsi.setcursor
Wsi.CURSOR_INHERIT
896 | Uremote
(filename
, pageno
) ->
897 if conf.underinfo
then showtext 'r'
898 (Printf.sprintf
"emote: %s (%d)" filename
(pageno
+1));
899 Wsi.setcursor
Wsi.CURSOR_INFO
902 let showlinktype under
=
908 let s = undertext under
in
913 let b = Buffer.create
(String.length
s + 1) in
914 Buffer.add_string
b s;
919 let colorspace_of_string s =
920 match String.lowercase
s with
924 | _
-> failwith
"invalid colorspace"
927 let int_of_colorspace = function
933 let colorspace_of_int = function
937 | n
-> failwith
("invalid colorspace index " ^ string_of_int n
)
940 let colorspace_to_string = function
946 let intentry_with_suffix text key
=
948 if key
>= 32 && key
< 127
952 match Char.lowercase
c with
954 let text = addchar text c in
958 let text = addchar text c in
962 state.text <- Printf.sprintf
"invalid char (%d, `%c')" key
c;
966 let multicolumns_to_string (n
, a
, b) =
968 then Printf.sprintf
"%d" n
969 else Printf.sprintf
"%d,%d,%d" n a
b;
972 let multicolumns_of_string s =
974 (int_of_string
s, 0, 0)
976 Scanf.sscanf
s "%u,%u,%u" (fun n a
b ->
978 then failwith
"subtly broken"; (n
, a
, b)
984 let n = Unix.read fd
s 0 4 in
985 if n != 4 then failwith
"incomplete read(len)";
987 lor (Char.code
s.[0] lsl 24)
988 lor (Char.code
s.[1] lsl 16)
989 lor (Char.code
s.[2] lsl 8)
990 lor (Char.code
s.[3] lsl 0)
992 let s = String.create
len in
993 let n = Unix.read fd
s 0 len in
994 if n != len then failwith
"incomplete read(data)";
998 let btod b = if b then 1 else 0;;
1001 let b = Buffer.create
16 in
1002 Buffer.add_string
b "llll";
1005 let s = Buffer.contents
b in
1006 let n = String.length
s in
1008 (* dolog "wcmd %S" (String.sub s 4 len); *)
1009 s.[0] <- Char.chr
((len lsr 24) land 0xff);
1010 s.[1] <- Char.chr
((len lsr 16) land 0xff);
1011 s.[2] <- Char.chr
((len lsr 8) land 0xff);
1012 s.[3] <- Char.chr
(len land 0xff);
1013 let n'
= Unix.write
state.sw
s 0 n in
1014 if n'
!= n then failwith
"write failed";
1019 let d = conf.winh
- h
in
1020 max
conf.interpagespace
((d + 1) / 2)
1023 let rowyh (c, coverA
, coverB
) b n =
1024 if c = 1 || (n < coverA
|| n >= state.pagecount
- coverB
)
1026 let _, _, vy
, (_, _, h
, _) = b.(n) in
1029 let n'
= n - coverA
in
1032 let e = min
state.pagecount
(s + c) in
1033 let rec find m miny maxh
= if m
= e then miny
, maxh
else
1034 let _, _, y, (_, _, h
, _) = b.(m
) in
1035 let miny = min
miny y in
1036 let maxh = max
maxh h
in
1037 find (m
+1) miny maxh
1042 match conf.columns
with
1043 | Cmulti
((_, _, _) as cl
, b) ->
1044 if Array.length
b > 0
1046 let y, h
= rowyh cl
b (Array.length
b - 1) in
1047 y + h
+ (if conf.presentation
then calcips h
else 0)
1050 if Array.length
b > 0
1052 let (_, _, y, (_, _, h
, _)) = b.(Array.length
b - 1) in
1053 y + h
+ (if conf.presentation
then calcips h
else 0)
1056 if Array.length
b > 0
1058 let (_, _, y, (_, _, h
, _)) = b.(Array.length
b - 1) in
1063 let getpageyh pageno
=
1064 let pageno = bound pageno 0 (state.pagecount
-1) in
1065 match conf.columns
with
1067 if Array.length
b = 0
1070 let (_, _, y, (_, _, h
, _)) = b.(pageno) in
1072 if conf.presentation
1078 if Array.length
b = 0
1081 let y, h
= rowyh cl
b pageno in
1083 if conf.presentation
1089 if Array.length
b = 0
1093 let (_, _, y, (_, _, h
, _)) = b.(n) in
1097 let getpagedim pageno =
1100 | (n, _, _, _) as pdim
:: rest
->
1102 then (if n = pageno then pdim
else ppdim
)
1107 f (-1, -1, -1, -1) state.pdims
1110 let getpagey pageno = fst
(getpageyh pageno);;
1112 let nogeomcmds cmds
=
1114 | s, [] -> String.length
s = 0
1119 let ((c, coverA
, coverB
) as cl
), b =
1120 match conf.columns
with
1121 | Csingle
b -> (1, 0, 0), b
1122 | Cmulti
(c, b) -> c, b
1123 | Csplit
(_, b) -> (1, 0, 0), b
1125 let rec bsearch nmin nmax
=
1127 then bound nmin
0 (state.pagecount
-1)
1129 let n = (nmax
+ nmin
) / 2 in
1130 let vy, h
= rowyh cl
b n in
1132 if conf.presentation
1134 let ips = calcips h
in
1135 let y0 = vy - ips in
1136 let y1 = vy + h
+ ips in
1140 then 0, vy + h
+ conf.interpagespace
1142 let y0 = vy - conf.interpagespace
in
1143 y0, y0 + h
+ conf.interpagespace
1146 if y >= y0 && y < y1
1153 if n < state.pagecount
- coverB
1154 then ((n-coverA
)/c)*c + coverA
1161 then bsearch (n+1) nmax
1162 else bsearch nmin
(n-1)
1165 let r = bsearch 0 (state.pagecount
-1) in
1169 let layoutN ((columns
, coverA
, coverB
), b) y sh =
1170 let sh = sh - state.hscrollh
in
1171 let rec fold accu
n =
1172 if n = Array.length
b
1175 let pdimno, dx, vy, (_, w
, h
, xoff
) = b.(n) in
1178 || n = state.pagecount
- coverB
1179 || (n - coverA
) mod columns
= columns
- 1)
1185 let pagey = max
0 (y - vy) in
1186 let pagedispy = if pagey > 0 then 0 else vy - y in
1187 let pagedispx, pagex
=
1189 if n = coverA
- 1 || n = state.pagecount
- coverB
1190 then state.x + (conf.winw
- state.scrollw
- w
) / 2
1191 else dx + xoff
+ state.x
1198 let vw = conf.winw
- state.scrollw
- pagedispx in
1199 let pw = w
- pagex
in
1202 let pagevh = min
(h
- pagey) (sh - pagedispy) in
1203 if pagevw > 0 && pagevh > 0
1207 ; pagedimno
= pdimno
1214 ; pagedispx = pagedispx
1215 ; pagedispy = pagedispy
1227 List.rev
(fold [] (page_of_y y));
1230 let layoutS (columns
, b) y sh =
1231 let sh = sh - state.hscrollh
in
1232 let rec fold accu n =
1233 if n = Array.length
b
1236 let pdimno, px, vy, (_, pagew
, pageh
, xoff
) = b.(n) in
1243 let x = xoff
+ state.x in
1244 let pagey = max
0 (y - vy) in
1245 let pagedispy = if pagey > 0 then 0 else vy - y in
1246 let pagedispx, pagex
=
1260 let pagecolw = pagew
/columns
in
1262 if pagecolw < conf.winw
1263 then pagedispx + ((conf.winw
- state.scrollw
- pagecolw) / 2)
1267 let vw = conf.winw
- pagedispx - state.scrollw
in
1268 let pw = pagew
- pagex
in
1271 let pagevw = min
pagevw pagecolw in
1272 let pagevh = min
(pageh
- pagey) (sh - pagedispy) in
1273 if pagevw > 0 && pagevh > 0
1276 { pageno = n/columns
1277 ; pagedimno
= pdimno
1284 ; pagedispx = pagedispx
1285 ; pagedispy = pagedispy
1286 ; pagecol
= n mod columns
1297 List.rev
(fold [] 0)
1301 if nogeomcmds state.geomcmds
1303 match conf.columns
with
1304 | Csingle
b -> layoutN ((1, 0, 0), b) y sh
1305 | Cmulti
c -> layoutN c y sh
1306 | Csplit
s -> layoutS s y sh
1311 let y = state.y + incr
in
1313 let y = min
y (state.maxy
- (if conf.maxhfit
then conf.winh
else 0)) in
1318 let tilex = l
.pagex
mod conf.tilew
in
1319 let tiley = l
.pagey mod conf.tileh
in
1321 let col = l
.pagex
/ conf.tilew
in
1322 let row = l
.pagey / conf.tileh
in
1324 let rec rowloop row y0 dispy h
=
1328 let dh = conf.tileh
- y0 in
1329 let dh = min h
dh in
1330 let rec colloop col x0 dispx w
=
1334 let dw = conf.tilew
- x0 in
1335 let dw = min w
dw in
1337 f col row dispx dispy
x0 y0 dw dh;
1338 colloop (col+1) 0 (dispx
+dw) (w
-dw)
1341 colloop col tilex l
.pagedispx l
.pagevw;
1342 rowloop (row+1) 0 (dispy
+dh) (h
-dh)
1345 if l
.pagevw > 0 && l
.pagevh > 0
1346 then rowloop row tiley l
.pagedispy l
.pagevh;
1349 let gettileopaque l
col row =
1351 l
.pageno, state.gen
, conf.colorspace
, conf.angle
, l
.pagew
, l
.pageh
, col, row
1353 try Some
(Hashtbl.find state.tilemap
key)
1354 with Not_found
-> None
1357 let puttileopaque l
col row gen colorspace angle opaque size elapsed
=
1358 let key = l
.pageno, gen
, colorspace
, angle
, l
.pagew
, l
.pageh
, col, row in
1359 Hashtbl.add
state.tilemap
key (opaque
, size
, elapsed
)
1362 let drawtiles l color
=
1364 let f col row x y tilex tiley w h
=
1365 match gettileopaque l
col row with
1366 | Some
(opaque
, _, t
) ->
1367 let params = x, y, w
, h
, tilex, tiley in
1371 GlFunc.blend_func `zero `one_minus_src_color
;
1373 drawtile
params opaque
;
1375 then Gl.disable `blend
;
1378 let s = Printf.sprintf
1382 let w = measurestr
fstate.fontsize
s in
1383 GlMisc.push_attrib
[`current
];
1384 GlDraw.color
(0.0, 0.0, 0.0);
1386 (float (x-2), float (y-2))
1387 (float (x+2) +. w, float (y + fstate.fontsize
+ 2));
1388 GlDraw.color
(1.0, 1.0, 1.0);
1389 drawstring fstate.fontsize
x (y + fstate.fontsize
- 1) s;
1390 GlMisc.pop_attrib
();
1395 let lw = conf.winw
- state.scrollw
- x in
1398 let lh = conf.winh
- y in
1401 begin match state.texid
with
1403 Gl.enable `texture_2d
;
1404 GlTex.bind_texture `texture_2d id
;
1407 and x1 = float (x+w)
1408 and y1 = float (y+h
) in
1410 let tw = float w /. 16.0
1411 and th
= float h
/. 16.0 in
1412 let tx0 = float tilex /. 16.0
1413 and ty0
= float tiley /. 16.0 in
1415 and ty1
= ty0
+. th
in
1416 GlDraw.begins `quads
;
1417 GlTex.coord2
(tx0, ty0
); GlDraw.vertex2
(x0, y0);
1418 GlTex.coord2
(tx0, ty1
); GlDraw.vertex2
(x0, y1);
1419 GlTex.coord2
(tx1, ty1
); GlDraw.vertex2
(x1, y1);
1420 GlTex.coord2
(tx1, ty0
); GlDraw.vertex2
(x1, y0);
1423 Gl.disable `texture_2d
;
1425 GlDraw.color
(1.0, 1.0, 1.0);
1428 (float (x+w), float (y+h
));
1430 if w > 128 && h
> fstate.fontsize
+ 10
1432 GlDraw.color
(0.0, 0.0, 0.0);
1435 then (col*conf.tilew
, row*conf.tileh
)
1438 drawstring2 fstate.fontsize
x y "Loading %d [%d,%d]" l
.pageno c r;
1445 let pagevisible layout n = List.exists
(fun l
-> l
.pageno = n) layout;;
1447 let tilevisible1 l
x y =
1449 and ax1
= l
.pagex
+ l
.pagevw
1451 and ay1
= l
.pagey + l
.pagevh in
1455 let bx1 = min
(bx0 + conf.tilew
) l
.pagew
1456 and by1
= min
(by0
+ conf.tileh
) l
.pageh
in
1458 let rx0 = max
ax0 bx0
1459 and ry0
= max ay0 by0
1460 and rx1
= min ax1
bx1
1461 and ry1
= min ay1 by1
in
1463 let nonemptyintersection = rx1
> rx0 && ry1
> ry0
in
1464 nonemptyintersection
1467 let tilevisible layout n x y =
1468 let rec findpageinlayout m
= function
1469 | l
:: rest
when l
.pageno = n ->
1470 tilevisible1 l
x y || (
1471 match conf.columns
with
1472 | Csplit
(c, _) when c > m
-> findpageinlayout (m
+1) rest
1475 | _ :: rest
-> findpageinlayout 0 rest
1478 findpageinlayout 0 layout;
1481 let tileready l
x y =
1482 tilevisible1 l
x y &&
1483 gettileopaque l
(x/conf.tilew
) (y/conf.tileh
) != None
1486 let tilepage n p
layout =
1487 let rec loop = function
1491 let f col row _ _ _ _ _ _ =
1492 if state.currently
= Idle
1494 match gettileopaque l
col row with
1497 let x = col*conf.tilew
1498 and y = row*conf.tileh
in
1500 let w = l
.pagew
- x in
1504 let h = l
.pageh
- y in
1507 wcmd "tile %s %d %d %d %d" p
x y w h;
1510 l
, p
, conf.colorspace
, conf.angle
, state.gen
, col, row,
1511 conf.tilew
, conf.tileh
1520 if nogeomcmds state.geomcmds
1524 let preloadlayout y =
1525 let y = if y < conf.winh
then 0 else y - conf.winh
in
1526 let h = conf.winh
*3 in
1531 let rec loop pages
=
1532 if state.currently
!= Idle
1537 begin match getopaque l
.pageno with
1539 wcmd "page %d %d" l
.pageno l
.pagedimno
;
1540 state.currently
<- Loading
(l
, state.gen
);
1542 tilepage l
.pageno opaque pages
;
1547 if nogeomcmds state.geomcmds
1553 if conf.preload && state.currently
= Idle
1554 then load (preloadlayout state.y);
1557 let layoutready layout =
1558 let rec fold all ls
=
1559 all
&& match ls
with
1561 let seen = ref false in
1562 let allvisible = ref true in
1563 let foo col row _ _ _ _ _ _ =
1565 allvisible := !allvisible &&
1566 begin match gettileopaque l
col row with
1572 fold (!seen && !allvisible) rest
1575 let alltilesvisible = fold true layout in
1580 let y = bound y 0 state.maxy
in
1581 let y, layout, proceed
=
1582 match conf.maxwait
with
1583 | Some time
when state.ghyll
== noghyll ->
1584 begin match state.throttle
with
1586 let layout = layout y conf.winh
in
1587 let ready = layoutready layout in
1591 state.throttle
<- Some
(layout, y, now ());
1593 else G.postRedisplay "gotoy showall (None)";
1595 | Some
(_, _, started
) ->
1596 let dt = now () -. started
in
1599 state.throttle
<- None
;
1600 let layout = layout y conf.winh
in
1602 G.postRedisplay "maxwait";
1609 let layout = layout y conf.winh
in
1610 if true || layoutready layout
1611 then G.postRedisplay "gotoy ready";
1617 state.layout <- layout;
1618 begin match state.mode
with
1619 | LinkNav
(Ltexact
(pageno, linkno
)) ->
1620 let rec loop = function
1622 state.mode
<- LinkNav
(Ltgendir
0)
1623 | l
:: _ when l
.pageno = pageno ->
1624 begin match getopaque pageno with
1626 state.mode
<- LinkNav
(Ltgendir
0)
1628 let x0, y0, x1, y1 = getlinkrect opaque linkno
in
1629 if not
(x0 >= l
.pagex
&& x1 <= l
.pagex
+ l
.pagevw
1630 && y0 >= l
.pagey && y1 <= l
.pagey + l
.pagevh)
1631 then state.mode
<- LinkNav
(Ltgendir
0)
1633 | _ :: rest
-> loop rest
1638 begin match state.mode
with
1639 | Birdseye
(conf, leftx
, pageno, hooverpageno
, anchor
) ->
1640 if not
(pagevisible layout pageno)
1642 match state.layout with
1645 state.mode
<- Birdseye
(
1646 conf, leftx
, l
.pageno, hooverpageno
, anchor
1649 | LinkNav
(Ltgendir dir
as lt
) ->
1651 let rec loop = function
1654 match getopaque l
.pageno with
1660 then LDfirstvisible
(l
.pagex
, l
.pagey, dir
)
1662 if dir
> 0 then LDfirst
else LDlast
1668 | Lnotfound
-> loop rest
1670 showlinktype (getlink opaque
n);
1671 Ltexact
(l
.pageno, n)
1675 state.mode
<- LinkNav
linknav
1680 state.ghyll
<- noghyll;
1683 let mx, my
= state.mpos
in
1688 let conttiling pageno opaque
=
1689 tilepage pageno opaque
1690 (if conf.preload then preloadlayout state.y else state.layout)
1693 let gotoy_and_clear_text y =
1694 if not
conf.verbose
then state.text <- "";
1700 let coloff = l
.pagecol
* l
.pageh
in
1701 float (l
.pagey + coloff) /. float l
.pageh
1708 if conf.presentation
1709 then float l
.pagedispy /. float (calcips l
.pageh
)
1710 else float l
.pagedispy /. float conf.interpagespace
1712 (l
.pageno, top, dtop)
1716 match state.layout with
1717 | l
:: _ -> getanchor1 l
1719 let n = page_of_y state.y in
1720 let y, h = getpageyh n in
1721 let dy = y - state.y in
1723 if conf.presentation
1725 let ips = calcips h in
1726 float (dy + ips) /. float ips
1728 float dy /. float conf.interpagespace
1733 let getanchory (n, top, dtop) =
1734 let y, h = getpageyh n in
1735 if conf.presentation
1737 let ips = calcips h in
1738 y + truncate
(top*.float h -. dtop*.float ips) + ips;
1740 y + truncate
(top*.float h -. dtop*.float conf.interpagespace
)
1743 let gotoanchor anchor
=
1744 gotoy (getanchory anchor
);
1748 cbput state.hists
.nav
(getanchor ());
1752 let anchor = cbgetc state.hists
.nav dir
in
1757 let scroll f n a
b =
1758 (* http://devmaster.net/forums/topic/9796-ease-in-ease-out-algorithm/ *)
1760 let s x = 3.0*.x**2.0 -. 2.0*.x**3.0 in
1762 then s (float f /. float a
)
1765 then 1.0 -. s ((float (f-b) /. float (n-b)))
1772 http://integrals.wolfram.com/index.jsp?expr=3x%5E2-2x%5E3&random=false *)
1773 let iv x = -.((-.2.0 +. x)*.x**3.0)/.2.0 in
1775 let ins = float a
*. iv1
1776 and outs
= float (n-b) *. iv1 in
1778 ins +. outs
+. float ones
1780 let rec set (_N
, _A
, _B
) y sy
=
1781 let sum = summa
1.0 _N _A _B
in
1782 let dy = float (y - sy
) in
1786 then state.ghyll
<- noghyll
1789 let s = scroll n _N _A _B
in
1790 let y1 = y1 +. ((s *. dy) /. sum) in
1791 gotoy_and_clear_text (truncate
y1);
1792 state.ghyll
<- gf (n+1) y1;
1796 | Some
y'
-> set (_N
/2, 1, 1) y'
state.y
1798 gf 0 (float state.y)
1801 match conf.ghyllscroll
with
1803 gotoy_and_clear_text y
1805 if state.ghyll
== noghyll
1806 then set nab
y state.y
1807 else state.ghyll
(Some
y)
1810 let gotopage n top =
1811 let y, h = getpageyh n in
1812 let y = y + (truncate
(top *. float h)) in
1816 let gotopage1 n top =
1817 let y = getpagey n in
1822 let invalidate s f =
1827 match state.geomcmds
with
1828 | ps
, [] when String.length ps
= 0 ->
1830 state.geomcmds
<- s, [];
1833 state.geomcmds
<- ps
, [s, f];
1835 | ps
, (s'
, _) :: rest
when s'
= s ->
1836 state.geomcmds
<- ps
, ((s, f) :: rest
);
1839 state.geomcmds
<- ps
, ((s, f) :: cmds
);
1843 Hashtbl.iter
(fun _ opaque
->
1844 wcmd "freepage %s" opaque
;
1846 Hashtbl.clear
state.pagemap
;
1849 let opendoc path password
=
1851 state.password
<- password
;
1852 state.gen
<- state.gen
+ 1;
1853 state.docinfo
<- [];
1856 setaalevel
conf.aalevel
;
1857 Wsi.settitle
("llpp " ^
(mbtoutf8
(Filename.basename path
)));
1858 wcmd "open %s\000%s\000" path password
;
1859 invalidate "reqlayout"
1861 wcmd "reqlayout %d %d" conf.angle
(btod conf.proportional
));
1865 state.anchor <- getanchor ();
1866 opendoc state.path
state.password
;
1870 let c = c *. conf.colorscale
in
1874 let scalecolor2 (r, g
, b) =
1875 (r *. conf.colorscale
, g
*. conf.colorscale
, b *. conf.colorscale
);
1878 let docolumns = function
1880 let a = Array.make
state.pagecount
(-1, -1, -1, (-1, -1, -1, -1)) in
1881 let rec loop pageno pdimno pdim
y ph pdims
=
1882 if pageno = state.pagecount
1885 let pdimno, ((_, w, h, xoff
) as pdim
), pdims
=
1887 | ((pageno'
, _, _, _) as pdim
) :: rest
when pageno'
= pageno ->
1888 pdimno+1, pdim
, rest
1892 let x = max
0 (((conf.winw
- state.scrollw
- w) / 2) - xoff
) in
1894 (if conf.presentation
1895 then (if pageno = 0 then calcips h else calcips ph
+ calcips h)
1896 else (if pageno = 0 then 0 else conf.interpagespace
)
1899 a.(pageno) <- (pdimno, x, y, pdim
);
1900 loop (pageno+1) pdimno pdim
(y + h) h pdims
1902 loop 0 ~
-1 (-1,-1,-1,-1) 0 0 state.pdims
;
1903 conf.columns
<- Csingle
a;
1905 | Cmulti
((columns
, coverA
, coverB
), _) ->
1906 let a = Array.make
state.pagecount
(-1, -1, -1, (-1, -1, -1, -1)) in
1907 let rec loop pageno pdimno pdim
x y rowh pdims
=
1908 let rec fixrow m
= if m
= pageno then () else
1909 let (pdimno, x, y, ((_, _, h, _) as pdim
)) = a.(m
) in
1912 let y = y + (rowh
- h) / 2 in
1913 a.(m
) <- (pdimno, x, y, pdim
);
1917 if pageno = state.pagecount
1918 then fixrow (((pageno - 1) / columns
) * columns
)
1920 let pdimno, ((_, w, h, xoff
) as pdim
), pdims
=
1922 | ((pageno'
, _, _, _) as pdim
) :: rest
when pageno'
= pageno ->
1923 pdimno+1, pdim
, rest
1928 if pageno = coverA
- 1 || pageno = state.pagecount
- coverB
1930 let x = (conf.winw
- state.scrollw
- w) / 2 in
1932 if conf.presentation
then calcips h else conf.interpagespace
in
1933 x, y + ips + rowh
, h
1936 if (pageno - coverA
) mod columns
= 0
1938 let x = max
0 (conf.winw
- state.scrollw
- state.w) / 2 in
1940 if conf.presentation
1942 let ips = calcips h in
1943 y + (if pageno = 0 then 0 else calcips rowh
+ ips)
1945 y + (if pageno = 0 then 0 else conf.interpagespace
)
1949 else x, y, max rowh
h
1953 if pageno > 1 && (pageno - coverA
) mod columns
= 0
1956 if pageno = columns
&& conf.presentation
1958 let ips = calcips rowh
in
1959 for i
= 0 to pred columns
1961 let (pdimno, x, y, pdim
) = a.(i
) in
1962 a.(i
) <- (pdimno, x, y+ips, pdim
)
1968 fixrow (pageno - columns
);
1973 a.(pageno) <- (pdimno, x, y, pdim
);
1974 let x = x + w + xoff
*2 + conf.interpagespace
in
1975 loop (pageno+1) pdimno pdim
x y rowh' pdims
1977 loop 0 ~
-1 (-1,-1,-1,-1) 0 0 0 state.pdims
;
1978 conf.columns
<- Cmulti
((columns
, coverA
, coverB
), a);
1981 let a = Array.make
(state.pagecount
*c) (-1, -1, -1, (-1, -1, -1, -1)) in
1982 let rec loop pageno pdimno pdim
y pdims
=
1983 if pageno = state.pagecount
1986 let pdimno, ((_, w, h, _) as pdim
), pdims
=
1988 | ((pageno'
, _, _, _) as pdim
) :: rest
when pageno'
= pageno ->
1989 pdimno+1, pdim
, rest
1994 let rec loop1 n x y =
1995 if n = c then y else (
1996 a.(pageno*c + n) <- (pdimno, x, y, pdim
);
1997 loop1 (n+1) (x+cw) (y + h + conf.interpagespace
)
2000 let y = loop1 0 0 y in
2001 loop (pageno+1) pdimno pdim
y pdims
2003 loop 0 ~
-1 (-1,-1,-1,-1) 0 state.pdims
;
2004 conf.columns
<- Csplit
(c, a);
2008 docolumns conf.columns
;
2009 state.maxy
<- calcheight ();
2011 if state.w <= conf.winw
- state.scrollw
2015 match state.mode
with
2016 | Birdseye
(_, _, pageno, _, _) ->
2017 let y, h = getpageyh pageno in
2018 let top = (conf.winh
- h) / 2 in
2019 gotoy (max
0 (y - top))
2020 | _ -> gotoanchor state.anchor
2024 GlDraw.viewport
0 0 w h;
2025 let firsttime = state.geomcmds
== firstgeomcmds in
2026 if not
firsttime && nogeomcmds state.geomcmds
2027 then state.anchor <- getanchor ();
2030 let w = truncate
(float w *. conf.zoom
) - state.scrollw
in
2033 setfontsize fstate.fontsize
;
2034 GlMat.mode `modelview
;
2035 GlMat.load_identity
();
2037 GlMat.mode `projection
;
2038 GlMat.load_identity
();
2039 GlMat.rotate ~
x:1.0 ~angle
:180.0 ();
2040 GlMat.translate ~
x:~
-.1.0 ~
y:~
-.1.0 ();
2041 GlMat.scale3
(2.0 /. float conf.winw
, 2.0 /. float conf.winh
, 1.0);
2046 else float state.x /. float state.w
2048 invalidate "geometry"
2052 then state.x <- truncate
(relx *. float w);
2054 match conf.columns
with
2056 | Cmulti
((c, _, _), _) -> (w - (c-1)*conf.interpagespace
) / c
2057 | Csplit
(c, _) -> w * c
2059 wcmd "geometry %d %d" w h);
2063 let len = String.length
state.text in
2066 match state.mode
with
2069 let h, _, _ = state.uioh#scrollpw
in
2075 (x, float (conf.winh
- (fstate.fontsize
+ 4) - hscrollh))
2076 (x+.w, float (conf.winh
- hscrollh))
2079 let w = float (conf.winw
- state.scrollw
- 1) in
2080 if state.progress
>= 0.0 && state.progress
< 1.0
2082 GlDraw.color
(0.3, 0.3, 0.3);
2083 let w1 = w *. state.progress
in
2085 GlDraw.color
(0.0, 0.0, 0.0);
2089 GlDraw.color
(0.0, 0.0, 0.0);
2093 GlDraw.color
(1.0, 1.0, 1.0);
2094 drawstring fstate.fontsize
2095 (if len > 0 then 8 else 2) (conf.winh
- hscrollh - 5) s;
2098 match state.mode
with
2099 | Textentry
((prefix
, text, _, _, _, _), _) ->
2103 Printf.sprintf
"%s%s_ [%s]" prefix
text state.text
2105 Printf.sprintf
"%s%s_" prefix
text
2114 if not
(istextentry state.mode
)
2116 let s1 = "(press 'e' to review error messasges)" in
2117 if String.length
s > 0 then s ^
" " ^
s1 else s1
2122 if String.length
s > 0
2127 let len = Queue.length
state.tilelru
in
2129 match state.throttle
with
2132 then preloadlayout state.y
2134 | Some
(layout, _, _) ->
2138 if state.memused
<= conf.memlimit
2143 let (k
, p
, s) as lruitem
= Queue.pop
state.tilelru
in
2144 let n, gen
, colorspace
, angle
, pagew
, pageh
, col, row = k
in
2145 let (_, pw, ph
, _) = getpagedim n in
2148 && colorspace
= conf.colorspace
2149 && angle
= conf.angle
2153 let x = col*conf.tilew
2154 and y = row*conf.tileh
in
2155 tilevisible (Lazy.force_val
layout) n x y
2157 then Queue.push lruitem
state.tilelru
2159 wcmd "freetile %s" p
;
2160 state.memused
<- state.memused
- s;
2161 state.uioh#infochanged Memused
;
2162 Hashtbl.remove
state.tilemap k
;
2171 Queue.iter
(fun (k
, p
, s) ->
2172 wcmd "freetile %s" p
;
2173 state.memused
<- state.memused
- s;
2174 state.uioh#infochanged Memused
;
2175 Hashtbl.remove
state.tilemap k
;
2177 Queue.clear
state.tilelru
;
2181 let logcurrently = function
2182 | Idle
-> dolog "Idle"
2183 | Loading
(l
, gen
) ->
2184 dolog "Loading %d gen=%d curgen=%d" l
.pageno gen
state.gen
2185 | Tiling
(l
, pageopaque
, colorspace
, angle
, gen
, col, row, tilew
, tileh
) ->
2187 "Tiling %d[%d,%d] page=%s cs=%s angle"
2188 l
.pageno col row pageopaque
2189 (colorspace_to_string colorspace
)
2191 dolog "gen=(%d,%d) (%d,%d) tile=(%d,%d) (%d,%d)"
2192 angle gen
conf.angle
state.gen
2194 conf.tilew
conf.tileh
2201 (* dolog "%S" cmds; *)
2204 try String.index cmds ' '
2205 with Not_found
-> -1
2210 let l = String.length cmds
in
2211 let op = String.sub cmds
0 spacepos in
2213 if l - spacepos < 2 then ""
2214 else String.sub cmds
(spacepos+1) (l-spacepos-1)
2219 state.uioh#infochanged Pdim
;
2223 state.rects
<- state.rects1
;
2224 G.postRedisplay "clearrects";
2228 try Scanf.sscanf
args "%u" (fun n -> n)
2230 dolog "error processing 'continue' %S: %s"
2231 cmds
(Printexc.to_string exn
);
2234 state.pagecount
<- n;
2235 begin match state.currently
with
2237 state.currently
<- Idle
;
2238 state.outlines
<- Array.of_list
(List.rev
l)
2242 let cur, cmds
= state.geomcmds
in
2243 if String.length
cur = 0
2244 then failwith
"umpossible";
2246 begin match List.rev cmds
with
2248 state.geomcmds
<- "", [];
2252 state.geomcmds
<- s, List.rev rest
;
2254 if conf.maxwait
= None
2255 then G.postRedisplay "continue";
2265 then showtext ' '
args
2268 let progress, text =
2270 Scanf.sscanf
args "%f %n"
2272 f, String.sub
args pos
(String.length
args - pos
))
2274 dolog "error processing 'progress' %S: %s"
2275 cmds
(Printexc.to_string exn
);
2279 state.progress <- progress;
2280 G.postRedisplay "progress"
2283 let pageno, c, x0, y0, x1, y1, x2
, y2
, x3
, y3
=
2285 Scanf.sscanf
args "%u %d %f %f %f %f %f %f %f %f"
2286 (fun p
c x0 y0 x1 y1 x2 y2 x3 y3
->
2287 (p
, c, x0, y0, x1, y1, x2
, y2
, x3
, y3
))
2289 dolog "error processing 'firstmatch' %S: %s"
2290 cmds
(Printexc.to_string exn
);
2293 let y = (getpagey pageno) + truncate
y0 in
2296 state.rects1
<- [pageno, c, (x0, y0, x1, y1, x2
, y2
, x3
, y3
)]
2299 let pageno, c, x0, y0, x1, y1, x2
, y2
, x3
, y3
=
2301 Scanf.sscanf
args "%u %d %f %f %f %f %f %f %f %f"
2302 (fun p
c x0 y0 x1 y1 x2 y2 x3 y3
->
2303 (p
, c, x0, y0, x1, y1, x2
, y2
, x3
, y3
))
2305 dolog "error processing 'match' %S: %s"
2306 cmds
(Printexc.to_string exn
);
2310 (pageno, c, (x0, y0, x1, y1, x2
, y2
, x3
, y3
)) :: state.rects1
2315 Scanf.sscanf
args "%s %f" (fun p t
-> p
, t
)
2317 dolog "error processing 'page' %S: %s"
2318 cmds
(Printexc.to_string exn
);
2321 begin match state.currently
with
2322 | Loading
(l, gen
) ->
2323 vlog "page %d took %f sec" l.pageno t
;
2324 Hashtbl.replace
state.pagemap
(l.pageno, gen
) pageopaque;
2325 begin match state.throttle
with
2327 let preloadedpages =
2329 then preloadlayout state.y
2334 Set.Make
(struct type t
= int let compare = (-) end) in
2336 List.fold_left
(fun s l -> IntSet.add
l.pageno s)
2337 IntSet.empty
preloadedpages
2340 Hashtbl.fold (fun ((pageno, _) as key) opaque
accu ->
2341 if not
(IntSet.mem
pageno set)
2343 wcmd "freepage %s" opaque
;
2349 List.iter
(Hashtbl.remove
state.pagemap
) evictedpages;
2352 state.currently
<- Idle
;
2355 tilepage l.pageno pageopaque state.layout;
2357 load preloadedpages;
2358 if pagevisible state.layout l.pageno
2359 && layoutready state.layout
2360 then G.postRedisplay "page";
2363 | Some
(layout, _, _) ->
2364 state.currently
<- Idle
;
2365 tilepage l.pageno pageopaque layout;
2370 dolog "Inconsistent loading state";
2371 logcurrently state.currently
;
2376 let (x, y, opaque
, size
, t
) =
2378 Scanf.sscanf
args "%u %u %s %u %f"
2379 (fun x y p size t
-> (x, y, p
, size
, t
))
2381 dolog "error processing 'tile' %S: %s"
2382 cmds
(Printexc.to_string exn
);
2385 begin match state.currently
with
2386 | Tiling
(l, pageopaque, cs
, angle
, gen
, col, row, tilew
, tileh
) ->
2387 vlog "tile %d [%d,%d] took %f sec" l.pageno col row t
;
2389 if tilew
!= conf.tilew
|| tileh
!= conf.tileh
2391 wcmd "freetile %s" opaque
;
2392 state.currently
<- Idle
;
2396 puttileopaque l col row gen cs angle opaque size t
;
2397 state.memused
<- state.memused
+ size
;
2398 state.uioh#infochanged Memused
;
2400 Queue.push
((l.pageno, gen
, cs
, angle
, l.pagew
, l.pageh
, col, row),
2401 opaque
, size
) state.tilelru
;
2404 match state.throttle
with
2405 | None
-> state.layout
2406 | Some
(layout, _, _) -> layout
2409 state.currently
<- Idle
;
2411 && conf.colorspace
= cs
2412 && conf.angle
= angle
2413 && tilevisible layout l.pageno x y
2414 then conttiling l.pageno pageopaque;
2416 begin match state.throttle
with
2418 preload state.layout;
2420 && conf.colorspace
= cs
2421 && conf.angle
= angle
2422 && tilevisible state.layout l.pageno x y
2423 then G.postRedisplay "tile nothrottle";
2425 | Some
(layout, y, _) ->
2426 let ready = layoutready layout in
2430 state.layout <- layout;
2431 state.throttle
<- None
;
2432 G.postRedisplay "throttle";
2439 dolog "Inconsistent tiling state";
2440 logcurrently state.currently
;
2447 Scanf.sscanf
args "%u %u %u %u" (fun n w h x -> n, w, h, x)
2449 dolog "error processing 'pdim' %S: %s"
2450 cmds
(Printexc.to_string exn
);
2453 state.uioh#infochanged Pdim
;
2454 state.pdims
<- pdim :: state.pdims
2457 let (l, n, t
, h, pos
) =
2459 Scanf.sscanf
args "%u %u %d %u %n"
2460 (fun l n t
h pos
-> l, n, t
, h, pos
)
2462 dolog "error processing 'o' %S: %s"
2463 cmds
(Printexc.to_string exn
);
2466 let s = String.sub
args pos
(String.length
args - pos
) in
2467 let outline = (s, l, (n, float t
/. float h, 0.0)) in
2468 begin match state.currently
with
2469 | Outlining outlines
->
2470 state.currently
<- Outlining
(outline :: outlines
)
2472 state.currently
<- Outlining
[outline]
2474 dolog "invalid outlining state";
2475 logcurrently currently
2479 state.docinfo
<- (1, args) :: state.docinfo
2482 state.uioh#infochanged Docinfo
;
2483 state.docinfo
<- List.rev
state.docinfo
2486 dolog "unknown cmd `%S'" cmds
2491 let action = function
2492 | HCprev
-> cbget cb ~
-1
2493 | HCnext
-> cbget cb
1
2494 | HCfirst
-> cbget cb ~
-(cb
.rc)
2495 | HClast
-> cbget cb
(cb
.len - 1 - cb
.rc)
2496 and cancel
() = cb
.rc <- rc
2500 let search pattern forward
=
2501 if String.length pattern
> 0
2504 match state.layout with
2507 l.pageno, (l.pagey + if forward
then 0 else 0*l.pagevh)
2509 wcmd "search %d %d %d %d,%s\000"
2510 (btod conf.icase
) pn py
(btod forward
) pattern
;
2513 let intentry text key =
2515 if key >= 32 && key < 127
2521 let text = addchar text c in
2525 state.text <- Printf.sprintf
"invalid char (%d, `%c')" key c;
2529 let linknentry text key =
2531 if key >= 32 && key < 127
2537 let text = addchar text c in
2541 state.text <- Printf.sprintf
"invalid char (%d, `%c')" key c;
2546 if String.length
s > 0
2549 let l = String.length
s in
2550 let rec loop pos
n = if pos
= l then n else
2551 let m = Char.code
s.[pos
] - (if pos
= 0 && l > 1 then 96 else 97) in
2552 loop (pos
+1) (n*26 + m)
2555 let rec loop n = function
2558 match getopaque l.pageno with
2559 | None
-> loop n rest
2561 let m = getlinkcount opaque
in
2564 let under = getlink opaque
n in
2567 else loop (n-m) rest
2569 loop n state.layout;
2573 let textentry text key =
2574 if key land 0xff00 = 0xff00
2576 else TEcont
(text ^
Wsi.toutf8
key)
2579 let reqlayout angle proportional
=
2580 match state.throttle
with
2582 if nogeomcmds state.geomcmds
2583 then state.anchor <- getanchor ();
2584 conf.angle
<- angle
mod 360;
2587 match state.mode
with
2588 | LinkNav
_ -> state.mode
<- View
2591 conf.proportional
<- proportional
;
2592 invalidate "reqlayout"
2593 (fun () -> wcmd "reqlayout %d %d" conf.angle
(btod proportional
));
2597 let settrim trimmargins trimfuzz
=
2598 if nogeomcmds state.geomcmds
2599 then state.anchor <- getanchor ();
2600 conf.trimmargins
<- trimmargins
;
2601 conf.trimfuzz
<- trimfuzz
;
2602 let x0, y0, x1, y1 = trimfuzz
in
2603 invalidate "settrim"
2605 wcmd "settrim %d %d %d %d %d" (btod conf.trimmargins
) x0 y0 x1 y1);
2610 match state.throttle
with
2612 let zoom = max
0.01 zoom in
2613 if zoom <> conf.zoom
2615 state.prevzoom
<- conf.zoom;
2617 reshape conf.winw
conf.winh
;
2618 state.text <- Printf.sprintf
"zoom is now %-5.1f" (zoom *. 100.0);
2621 | Some
(layout, y, started
) ->
2623 match conf.maxwait
with
2627 let dt = now () -. started
in
2635 let setcolumns mode columns coverA coverB
=
2636 state.prevcolumns
<- Some
(conf.columns
, conf.zoom);
2640 then showtext '
!'
"split mode doesn't work in bird's eye"
2642 conf.columns
<- Csplit
(-columns
, [||]);
2650 conf.columns
<- Csingle
[||];
2655 conf.columns
<- Cmulti
((columns
, coverA
, coverB
), [||]);
2659 reshape conf.winw
conf.winh
;
2662 let enterbirdseye () =
2663 let zoom = float conf.thumbw
/. float conf.winw
in
2664 let birdseyepageno =
2665 let cy = conf.winh
/ 2 in
2669 let rec fold best
= function
2672 let d = cy - (l.pagedispy + l.pagevh/2)
2673 and dbest
= cy - (best
.pagedispy + best
.pagevh/2) in
2674 if abs
d < abs dbest
2681 state.mode
<- Birdseye
(
2682 { conf with zoom = conf.zoom }, state.x, birdseyepageno, -1, getanchor ()
2685 conf.presentation
<- false;
2686 conf.interpagespace
<- 10;
2687 conf.hlinks
<- false;
2689 state.mstate
<- Mnone
;
2690 conf.maxwait
<- None
;
2692 match conf.beyecolumns
with
2695 Cmulti
((c, 0, 0), [||])
2696 | None
-> Csingle
[||]
2698 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
2701 state.text <- Printf.sprintf
"birds eye mode on (zoom %3.1f%%)"
2706 reshape conf.winw
conf.winh
;
2709 let leavebirdseye (c, leftx
, pageno, _, anchor) goback
=
2711 conf.zoom <- c.zoom;
2712 conf.presentation
<- c.presentation
;
2713 conf.interpagespace
<- c.interpagespace
;
2714 conf.maxwait
<- c.maxwait
;
2715 conf.hlinks
<- c.hlinks
;
2716 conf.beyecolumns
<- (
2717 match conf.columns
with
2718 | Cmulti
((c, _, _), _) -> Some
c
2720 | Csplit
_ -> failwith
"leaving bird's eye split mode"
2723 match c.columns
with
2724 | Cmulti
(c, _) -> Cmulti
(c, [||])
2725 | Csingle
_ -> Csingle
[||]
2726 | Csplit
(c, _) -> Csplit
(c, [||])
2731 state.text <- Printf.sprintf
"birds eye mode off (zoom %3.1f%%)"
2734 reshape conf.winw
conf.winh
;
2735 state.anchor <- if goback
then anchor else (pageno, 0.0, 1.0);
2738 let togglebirdseye () =
2739 match state.mode
with
2740 | Birdseye vals
-> leavebirdseye vals
true
2741 | View
-> enterbirdseye ()
2745 let upbirdseye incr
(conf, leftx
, pageno, hooverpageno
, anchor) =
2746 let pageno = max
0 (pageno - incr
) in
2747 let rec loop = function
2748 | [] -> gotopage1 pageno 0
2749 | l :: _ when l.pageno = pageno ->
2750 if l.pagedispy >= 0 && l.pagey = 0
2751 then G.postRedisplay "upbirdseye"
2752 else gotopage1 pageno 0
2753 | _ :: rest
-> loop rest
2756 state.mode
<- Birdseye
(conf, leftx
, pageno, hooverpageno
, anchor)
2759 let downbirdseye incr
(conf, leftx
, pageno, hooverpageno
, anchor) =
2760 let pageno = min
(state.pagecount
- 1) (pageno + incr
) in
2761 state.mode
<- Birdseye
(conf, leftx
, pageno, hooverpageno
, anchor);
2762 let rec loop = function
2764 let y, h = getpageyh pageno in
2765 let dy = (y - state.y) - (conf.winh
- h - conf.interpagespace
) in
2767 | l :: _ when l.pageno = pageno ->
2768 if l.pagevh != l.pageh
2769 then gotoy (clamp (l.pageh
- l.pagevh + conf.interpagespace
))
2770 else G.postRedisplay "downbirdseye"
2771 | _ :: rest
-> loop rest
2776 let optentry mode
_ key =
2777 let btos b = if b then "on" else "off" in
2778 if key >= 32 && key < 127
2780 let c = Char.chr
key in
2784 try conf.scrollstep
<- int_of_string
s with exc
->
2785 state.text <- Printf.sprintf
"bad integer `%s': %s"
2786 s (Printexc.to_string exc
)
2788 TEswitch
("scroll step: ", "", None
, intentry, ondone, true)
2793 conf.autoscrollstep
<- int_of_string
s;
2794 if state.autoscroll
<> None
2795 then state.autoscroll
<- Some
conf.autoscrollstep
2797 state.text <- Printf.sprintf
"bad integer `%s': %s"
2798 s (Printexc.to_string exc
)
2800 TEswitch
("auto scroll step: ", "", None
, intentry, ondone, true)
2805 let n, a, b = multicolumns_of_string s in
2806 setcolumns mode
n a b;
2808 state.text <- Printf.sprintf
"bad columns `%s': %s"
2809 s (Printexc.to_string exc
)
2811 TEswitch
("columns: ", "", None
, textentry, ondone, true)
2816 let zoom = float (int_of_string
s) /. 100.0 in
2819 state.text <- Printf.sprintf
"bad integer `%s': %s"
2820 s (Printexc.to_string exc
)
2822 TEswitch
("zoom: ", "", None
, intentry, ondone, true)
2827 conf.thumbw
<- bound (int_of_string
s) 2 4096;
2829 Printf.sprintf
"thumbnail width is set to %d" conf.thumbw
;
2830 begin match mode
with
2832 leavebirdseye beye
false;
2837 state.text <- Printf.sprintf
"bad integer `%s': %s"
2838 s (Printexc.to_string exc
)
2840 TEswitch
("thumbnail width: ", "", None
, intentry, ondone, true)
2845 Some
(int_of_string
s)
2847 state.text <- Printf.sprintf
"bad integer `%s': %s"
2848 s (Printexc.to_string exc
);
2851 | Some angle
-> reqlayout angle
conf.proportional
2854 TEswitch
("rotation: ", "", None
, intentry, ondone, true)
2857 conf.icase
<- not
conf.icase
;
2858 TEdone
("case insensitive search " ^
(btos conf.icase
))
2861 conf.preload <- not
conf.preload;
2863 TEdone
("preload " ^
(btos conf.preload))
2866 conf.verbose
<- not
conf.verbose
;
2867 TEdone
("verbose " ^
(btos conf.verbose
))
2870 conf.debug
<- not
conf.debug
;
2871 TEdone
("debug " ^
(btos conf.debug
))
2874 conf.maxhfit
<- not
conf.maxhfit
;
2875 state.maxy
<- calcheight ();
2876 TEdone
("maxhfit " ^
(btos conf.maxhfit
))
2879 conf.crophack
<- not
conf.crophack
;
2880 TEdone
("crophack " ^
btos conf.crophack
)
2884 match conf.maxwait
with
2886 conf.maxwait
<- Some infinity
;
2887 "always wait for page to complete"
2889 conf.maxwait
<- None
;
2890 "show placeholder if page is not ready"
2895 conf.underinfo
<- not
conf.underinfo
;
2896 TEdone
("underinfo " ^
btos conf.underinfo
)
2899 conf.savebmarks
<- not
conf.savebmarks
;
2900 TEdone
("persistent bookmarks " ^
btos conf.savebmarks
)
2906 match state.layout with
2911 conf.interpagespace
<- int_of_string
s;
2912 docolumns conf.columns
;
2913 state.maxy
<- calcheight ();
2914 let y = getpagey pageno in
2917 state.text <- Printf.sprintf
"bad integer `%s': %s"
2918 s (Printexc.to_string exc
)
2920 TEswitch
("vertical margin: ", "", None
, intentry, ondone, true)
2923 reqlayout conf.angle
(not
conf.proportional
);
2924 TEdone
("proportional display " ^
btos conf.proportional
)
2927 settrim (not
conf.trimmargins
) conf.trimfuzz
;
2928 TEdone
("trim margins " ^
btos conf.trimmargins
)
2931 conf.invert
<- not
conf.invert
;
2932 TEdone
("invert colors " ^
btos conf.invert
)
2936 cbput state.hists
.sel
s;
2939 TEswitch
("selection command: ", "", Some
(onhist state.hists
.sel
),
2940 textentry, ondone, true)
2943 state.text <- Printf.sprintf
"bad option %d `%c'" key c;
2949 class type lvsource
= object
2950 method getitemcount
: int
2951 method getitem
: int -> (string * int)
2952 method hasaction
: int -> bool
2961 method getactive
: int
2962 method getfirst
: int
2963 method getqsearch
: string
2964 method setqsearch
: string -> unit
2968 class virtual lvsourcebase
= object
2969 val mutable m_active
= 0
2970 val mutable m_first
= 0
2971 val mutable m_qsearch
= ""
2972 val mutable m_pan
= 0
2973 method getactive
= m_active
2974 method getfirst
= m_first
2975 method getqsearch
= m_qsearch
2976 method getpan
= m_pan
2977 method setqsearch
s = m_qsearch
<- s
2980 let withoutlastutf8 s =
2981 let len = String.length
s in
2989 let b = Char.code
s.[pos
] in
2990 if b land 0b110000 = 0b11000000
2995 if Char.code
s.[len-1] land 0x80 = 0
2999 String.sub
s 0 first;
3002 let textentrykeyboard
3003 key _mask
((c, text, opthist
, onkey
, ondone, cancelonempty
), onleave
) =
3005 state.mode
<- Textentry
(te
, onleave
);
3008 G.postRedisplay "textentrykeyboard enttext";
3010 let histaction cmd
=
3013 | Some
(action, _) ->
3014 state.mode
<- Textentry
(
3015 (c, action cmd
, opthist
, onkey
, ondone, cancelonempty
), onleave
3017 G.postRedisplay "textentry histaction"
3020 | 0xff08 -> (* backspace *)
3021 let s = withoutlastutf8 text in
3022 let len = String.length
s in
3023 if cancelonempty
&& len = 0
3026 G.postRedisplay "textentrykeyboard after cancel";
3029 enttext (c, s, opthist
, onkey
, ondone, cancelonempty
)
3035 G.postRedisplay "textentrykeyboard after confirm"
3037 | 0xff52 -> histaction HCprev
3038 | 0xff54 -> histaction HCnext
3039 | 0xff50 -> histaction HCfirst
3040 | 0xff57 -> histaction HClast
3042 | 0xff1b -> (* escape*)
3043 if String.length
text = 0
3045 begin match opthist
with
3047 | Some
(_, onhistcancel
) -> onhistcancel
()
3051 G.postRedisplay "textentrykeyboard after cancel2"
3054 enttext (c, "", opthist
, onkey
, ondone, cancelonempty
)
3057 | 0xff9f | 0xffff -> () (* delete *)
3059 | _ when key != 0 && key land 0xff00 != 0xff00 ->
3060 begin match onkey
text key with
3064 G.postRedisplay "textentrykeyboard after confirm2";
3067 enttext (c, text, opthist
, onkey
, ondone, cancelonempty
);
3071 G.postRedisplay "textentrykeyboard after cancel3"
3074 state.mode
<- Textentry
(te
, onleave
);
3075 G.postRedisplay "textentrykeyboard switch";
3079 vlog "unhandled key %s" (Wsi.keyname
key)
3082 let firstof first active
=
3083 if first > active
|| abs
(first - active
) > fstate.maxrows
- 1
3084 then max
0 (active
- (fstate.maxrows
/2))
3088 let calcfirst first active
=
3091 let rows = active
- first in
3092 if rows > fstate.maxrows
then active
- fstate.maxrows
else first
3096 let scrollph y maxy
=
3097 let sh = (float (maxy
+ conf.winh
) /. float conf.winh
) in
3098 let sh = float conf.winh
/. sh in
3099 let sh = max
sh (float conf.scrollh
) in
3104 else float y /. float maxy
3106 let position = (float conf.winh
-. sh) *. percent in
3109 if position +. sh > float conf.winh
3110 then float conf.winh
-. sh
3116 let coe s = (s :> uioh
);;
3118 class listview ~
(source
:lvsource
) ~trusted ~modehash
=
3120 val m_pan
= source#getpan
3121 val m_first
= source#getfirst
3122 val m_active
= source#getactive
3123 val m_qsearch
= source#getqsearch
3124 val m_prev_uioh
= state.uioh
3126 method private elemunder
y =
3127 let n = y / (fstate.fontsize
+1) in
3128 if m_first
+ n < source#getitemcount
3130 if source#hasaction
(m_first
+ n)
3131 then Some
(m_first
+ n)
3138 GlFunc.blend_func `src_alpha `one_minus_src_alpha
;
3139 GlDraw.color
(0., 0., 0.) ~alpha
:0.85;
3140 GlDraw.rect (0., 0.) (float conf.winw
, float conf.winh
);
3141 GlDraw.color
(1., 1., 1.);
3142 Gl.enable `texture_2d
;
3143 let fs = fstate.fontsize
in
3145 let ww = fstate.wwidth
in
3146 let tabw = 30.0*.ww in
3147 let itemcount = source#getitemcount
in
3149 if (row - m_first
) > fstate.maxrows
3152 if row >= 0 && row < itemcount
3154 let (s, level
) = source#getitem
row in
3155 let y = (row - m_first
) * nfs in
3156 let x = 5.0 +. float (level
+ m_pan
) *. ww in
3159 Gl.disable `texture_2d
;
3160 GlDraw.polygon_mode `both `line
;
3161 GlDraw.color
(1., 1., 1.) ~alpha
:0.9;
3162 GlDraw.rect (1., float (y + 1))
3163 (float (conf.winw
- conf.scrollbw
- 1), float (y + fs + 3));
3164 GlDraw.polygon_mode `both `fill
;
3165 GlDraw.color
(1., 1., 1.);
3166 Gl.enable `texture_2d
;
3169 let drawtabularstring s =
3170 let drawstr x s = drawstring1 fs (truncate
x) (y+nfs) s in
3173 let tabpos = try String.index
s '
\t'
with Not_found
-> -1 in
3176 let len = String.length
s - tabpos - 1 in
3177 let s1 = String.sub
s 0 tabpos
3178 and s2
= String.sub
s (tabpos + 1) len in
3179 let nx = drawstr x s1 in
3181 let x = x +. (max
tabw sw) in
3188 let _ = drawtabularstring s in
3195 Gl.disable `texture_2d
;
3197 method updownlevel incr
=
3198 let len = source#getitemcount
in
3200 if m_active
>= 0 && m_active
< len
3201 then snd
(source#getitem m_active
)
3205 if i
= len then i
-1 else if i
= -1 then 0 else
3206 let _, l = source#getitem i
in
3207 if l != curlevel then i
else flow (i
+incr
)
3209 let active = flow m_active
in
3210 let first = calcfirst m_first
active in
3211 G.postRedisplay "outline updownlevel";
3212 {< m_active
= active; m_first
= first >}
3214 method private key1
key mask
=
3215 let set1 active first qsearch
=
3216 coe {< m_active
= active; m_first
= first; m_qsearch
= qsearch
>}
3218 let search active pattern incr
=
3221 if n >= 0 && n < source#getitemcount
3223 let s, _ = source#getitem
n in
3225 (try ignore
(Str.search_forward
re s 0); true
3226 with Not_found
-> false)
3228 else loop (n + incr
)
3235 let re = Str.regexp_case_fold pattern
in
3241 let itemcount = source#getitemcount
in
3242 let find start incr
=
3244 if i
= -1 || i
= itemcount
3247 if source#hasaction i
3249 else find (i
+ incr
)
3254 let set active first =
3255 let first = bound first 0 (itemcount - fstate.maxrows
) in
3257 coe {< m_active
= active; m_first
= first >}
3260 let isvisible first n = n >= first && n - first <= fstate.maxrows
in
3262 let incr1 = if incr
> 0 then 1 else -1 in
3263 if isvisible m_first m_active
3266 let next = m_active
+ incr
in
3268 if next < 0 || next >= itemcount
3270 else find next incr1
3272 if next = -1 || abs
(m_active
- next) > fstate.maxrows
3278 let first = m_first
+ incr
in
3279 let first = bound first 0 (itemcount - 1) in
3281 let next = m_active
+ incr
in
3282 let next = bound next 0 (itemcount - 1) in
3285 let active = if next = -1 then m_active
else next in
3288 let first = min
next m_first
in
3290 if abs
(next - first) > fstate.maxrows
3296 let first = m_first
+ incr
in
3297 let first = bound first 0 (itemcount - 1) in
3299 let next = m_active
+ incr
in
3300 let next = bound next 0 (itemcount - 1) in
3301 let next = find next incr1 in
3303 if next = -1 || abs
(m_active
- first) > fstate.maxrows
3305 let active = if m_active
= -1 then next else m_active
in
3310 if isvisible first active
3316 G.postRedisplay "listview navigate";
3320 | (0x72|0x73) when Wsi.withctrl mask
-> (* ctrl-r/ctlr-s *)
3321 let incr = if key = 0x72 then -1 else 1 in
3323 match search (m_active
+ incr) m_qsearch
incr with
3325 state.text <- m_qsearch ^
" [not found]";
3328 state.text <- m_qsearch
;
3329 active, firstof m_first
active
3331 G.postRedisplay "listview ctrl-r/s";
3332 set1 active first m_qsearch
;
3334 | 0xff08 -> (* backspace *)
3335 if String.length m_qsearch
= 0
3338 let qsearch = withoutlastutf8 m_qsearch
in
3339 let len = String.length
qsearch in
3343 G.postRedisplay "listview empty qsearch";
3344 set1 m_active m_first
"";
3348 match search m_active
qsearch ~
-1 with
3350 state.text <- qsearch ^
" [not found]";
3353 state.text <- qsearch;
3354 active, firstof m_first
active
3356 G.postRedisplay "listview backspace qsearch";
3357 set1 active first qsearch
3360 | key when (key != 0 && key land 0xff00 != 0xff00) ->
3361 let pattern = m_qsearch ^
Wsi.toutf8
key in
3363 match search m_active
pattern 1 with
3365 state.text <- pattern ^
" [not found]";
3368 state.text <- pattern;
3369 active, firstof m_first
active
3371 G.postRedisplay "listview qsearch add";
3372 set1 active first pattern;
3374 | 0xff1b -> (* escape *)
3376 if String.length m_qsearch
= 0
3378 G.postRedisplay "list view escape";
3381 source#exit
(coe self
) true m_active m_first m_pan m_qsearch
3383 | None
-> m_prev_uioh
3388 G.postRedisplay "list view kill qsearch";
3389 source#setqsearch
"";
3390 coe {< m_qsearch
= "" >}
3393 | 0xff0d -> (* return *)
3395 let self = {< m_qsearch
= "" >} in
3396 source#setqsearch
"";
3398 G.postRedisplay "listview enter";
3399 if m_active
>= 0 && m_active
< source#getitemcount
3401 source#exit
(coe self) false m_active m_first m_pan
"";
3404 source#exit
(coe self) true m_active m_first m_pan
"";
3407 begin match opt with
3408 | None
-> m_prev_uioh
3412 | 0xff9f | 0xffff -> (* delete *)
3415 | 0xff52 -> navigate ~
-1 (* up *)
3416 | 0xff54 -> navigate 1 (* down *)
3417 | 0xff55 -> navigate ~
-(fstate.maxrows
) (* prior *)
3418 | 0xff56 -> navigate fstate.maxrows
(* next *)
3420 | 0xff53 -> (* right *)
3422 G.postRedisplay "listview right";
3423 coe {< m_pan
= m_pan
- 1 >}
3425 | 0xff51 -> (* left *)
3427 G.postRedisplay "listview left";
3428 coe {< m_pan
= m_pan
+ 1 >}
3430 | 0xff50 -> (* home *)
3431 let active = find 0 1 in
3432 G.postRedisplay "listview home";
3435 | 0xff57 -> (* end *)
3436 let first = max
0 (itemcount - fstate.maxrows
) in
3437 let active = find (itemcount - 1) ~
-1 in
3438 G.postRedisplay "listview end";
3441 | key when (key = 0 || key land 0xff00 = 0xff00) ->
3445 dolog "listview unknown key %#x" key; coe self
3447 method key key mask
=
3448 match state.mode
with
3449 | Textentry te
-> textentrykeyboard key mask te
; coe self
3450 | _ -> self#key1
key mask
3452 method button button down
x y _ =
3455 | 1 when x > conf.winw
- conf.scrollbw
->
3456 G.postRedisplay "listview scroll";
3459 let _, position, sh = self#
scrollph in
3460 if y > truncate
position && y < truncate
(position +. sh)
3462 state.mstate
<- Mscrolly
;
3466 let s = float (max
0 (y - conf.scrollh
)) /. float conf.winh
in
3467 let first = truncate
(s *. float source#getitemcount
) in
3468 let first = min source#getitemcount
first in
3469 Some
(coe {< m_first
= first; m_active
= first >})
3471 state.mstate
<- Mnone
;
3474 | 1 when not down
->
3475 begin match self#elemunder
y with
3477 G.postRedisplay "listview click";
3479 (coe {< m_active
= n >}) false n m_first m_pan m_qsearch
3483 | n when (n == 4 || n == 5) && not down
->
3484 let len = source#getitemcount
in
3486 if n = 5 && m_first
+ fstate.maxrows
>= len
3490 let first = m_first
+ (if n == 4 then -1 else 1) in
3491 bound first 0 (len - 1)
3493 G.postRedisplay "listview wheel";
3494 Some
(coe {< m_first
= first >})
3495 | n when (n = 6 || n = 7) && not down
->
3496 let inc = m_first
+ (if n = 7 then -1 else 1) in
3497 G.postRedisplay "listview hwheel";
3498 Some
(coe {< m_pan
= m_pan
+ inc >})
3503 | None
-> m_prev_uioh
3507 match state.mstate
with
3509 let s = float (max
0 (y - conf.scrollh
)) /. float conf.winh
in
3510 let first = truncate
(s *. float source#getitemcount
) in
3511 let first = min source#getitemcount
first in
3512 G.postRedisplay "listview motion";
3513 coe {< m_first
= first; m_active
= first >}
3516 method pmotion
x y =
3517 if x < conf.winw
- conf.scrollbw
3520 match self#elemunder
y with
3521 | None
-> Wsi.setcursor
Wsi.CURSOR_INHERIT
; m_active
3522 | Some
n -> Wsi.setcursor
Wsi.CURSOR_INFO
; n
3526 then (G.postRedisplay "listview pmotion"; {< m_active
= n >})
3531 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
3535 method infochanged
_ = ()
3537 method scrollpw
= (0, 0.0, 0.0)
3539 let nfs = fstate.fontsize
+ 1 in
3540 let y = m_first
* nfs in
3541 let itemcount = source#getitemcount
in
3542 let maxi = max
0 (itemcount - fstate.maxrows
) in
3543 let maxy = maxi * nfs in
3544 let p, h = scrollph y maxy in
3547 method modehash
= modehash
3550 class outlinelistview ~source
=
3553 ~source
:(source
:> lvsource
)
3555 ~modehash
:(findkeyhash conf "outline")
3558 method key key mask
=
3559 let calcfirst first active =
3562 let rows = active - first in
3564 if String.length
state.text = 0
3566 else fstate.maxrows - 2
3568 if rows > maxrows then active - maxrows else first
3572 let active = m_active
+ incr in
3573 let active = bound active 0 (source#getitemcount
- 1) in
3574 let first = calcfirst m_first
active in
3575 G.postRedisplay "outline navigate";
3576 coe {< m_active
= active; m_first
= first >}
3578 let ctrl = Wsi.withctrl mask
in
3580 | 110 when ctrl -> (* ctrl-n *)
3581 source#narrow m_qsearch
;
3582 G.postRedisplay "outline ctrl-n";
3583 coe {< m_first
= 0; m_active
= 0 >}
3585 | 117 when ctrl -> (* ctrl-u *)
3587 G.postRedisplay "outline ctrl-u";
3589 coe {< m_first
= 0; m_active
= 0 >}
3591 | 108 when ctrl -> (* ctrl-l *)
3592 let first = max
0 (m_active
- (fstate.maxrows / 2)) in
3593 G.postRedisplay "outline ctrl-l";
3594 coe {< m_first
= first >}
3596 | 0xff9f | 0xffff -> (* delete *)
3597 source#remove m_active
;
3598 G.postRedisplay "outline delete";
3599 let active = max
0 (m_active
-1) in
3600 coe {< m_first
= firstof m_first
active;
3601 m_active
= active >}
3603 | 0xff52 -> navigate ~
-1 (* up *)
3604 | 0xff54 -> navigate 1 (* down *)
3605 | 0xff55 -> (* prior *)
3606 navigate ~
-(fstate.maxrows)
3607 | 0xff56 -> (* next *)
3608 navigate fstate.maxrows
3610 | 0xff53 -> (* [ctrl-]right *)
3614 G.postRedisplay "outline ctrl right";
3615 {< m_pan
= m_pan
+ 1 >}
3617 else self#updownlevel
1
3621 | 0xff51 -> (* [ctrl-]left *)
3625 G.postRedisplay "outline ctrl left";
3626 {< m_pan
= m_pan
- 1 >}
3628 else self#updownlevel ~
-1
3632 | 0xff50 -> (* home *)
3633 G.postRedisplay "outline home";
3634 coe {< m_first
= 0; m_active
= 0 >}
3636 | 0xff57 -> (* end *)
3637 let active = source#getitemcount
- 1 in
3638 let first = max
0 (active - fstate.maxrows) in
3639 G.postRedisplay "outline end";
3640 coe {< m_active
= active; m_first
= first >}
3642 | _ -> super#
key key mask
3645 let outlinesource usebookmarks
=
3648 inherit lvsourcebase
3649 val mutable m_items
= empty
3650 val mutable m_orig_items
= empty
3651 val mutable m_prev_items
= empty
3652 val mutable m_narrow_pattern
= ""
3653 val mutable m_hadremovals
= false
3655 method getitemcount
=
3656 Array.length m_items
+ (if m_hadremovals
then 1 else 0)
3659 if n == Array.length m_items
&& m_hadremovals
3661 ("[Confirm removal]", 0)
3663 let s, n, _ = m_items
.(n) in
3666 method exit ~uioh ~cancel ~
active ~
first ~pan ~
qsearch =
3667 ignore
(uioh
, first, qsearch);
3668 let confrimremoval = m_hadremovals
&& active = Array.length m_items
in
3670 if String.length m_narrow_pattern
= 0
3676 if not
confrimremoval
3678 let _, _, anchor = m_items
.(active) in
3679 gotoghyll (getanchory anchor);
3683 state.bookmarks
<- Array.to_list m_items
;
3684 m_orig_items
<- m_items
;
3687 else m_items
<- items;
3691 method hasaction
_ = true
3694 if Array.length m_items
!= Array.length m_orig_items
3695 then "Narrowed to " ^ m_narrow_pattern ^
" (ctrl-u to restore)"
3698 method narrow
pattern =
3699 let reopt = try Some
(Str.regexp_case_fold
pattern) with _ -> None
in
3703 let rec loop accu n =
3706 m_narrow_pattern
<- pattern;
3707 m_items
<- Array.of_list
accu
3710 let (s, _, _) as o = m_items
.(n) in
3712 if (try ignore
(Str.search_forward
re s 0); true
3713 with Not_found
-> false)
3719 loop [] (Array.length m_items
- 1)
3724 then Array.of_list
state.bookmarks
3727 m_items
<- m_orig_items
3732 if m >= 0 && m < Array.length m_items
3734 m_hadremovals
<- true;
3735 m_items
<- Array.init
(Array.length m_items
- 1) (fun n ->
3736 let n = if n >= m then n+1 else n in
3741 method reset
anchor items =
3742 m_hadremovals
<- false;
3743 if m_orig_items
== empty || m_prev_items
!= items
3745 m_orig_items
<- items;
3746 if String.length m_narrow_pattern
= 0
3747 then m_items
<- items;
3749 m_prev_items
<- items;
3750 let rely = getanchory anchor in
3752 let rec loop n best bestd
=
3753 if n = Array.length m_items
3756 let (_, _, anchor) = m_items
.(n) in
3757 let orely = getanchory anchor in
3758 let d = abs
(orely - rely) in
3761 else loop (n+1) best bestd
3766 m_first
<- firstof m_first
active
3770 let enterselector usebookmarks
=
3771 let source = outlinesource usebookmarks
in
3775 then Array.of_list
state.bookmarks
3778 if Array.length
outlines = 0
3780 showtext ' ' errmsg
;
3783 state.text <- source#greetmsg
;
3784 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
3785 let anchor = getanchor () in
3786 source#reset
anchor outlines;
3787 state.uioh
<- coe (new outlinelistview ~
source);
3788 G.postRedisplay "enter selector";
3792 let enteroutlinemode =
3793 let f = enterselector false in
3794 fun ()-> f "Document has no outline";
3797 let enterbookmarkmode =
3798 let f = enterselector true in
3799 fun () -> f "Document has no bookmarks (yet)";
3802 let color_of_string s =
3803 Scanf.sscanf
s "%d/%d/%d" (fun r g
b ->
3804 (float r /. 256.0, float g
/. 256.0, float b /. 256.0)
3808 let color_to_string (r, g
, b) =
3809 let r = truncate
(r *. 256.0)
3810 and g
= truncate
(g
*. 256.0)
3811 and b = truncate
(b *. 256.0) in
3812 Printf.sprintf
"%d/%d/%d" r g
b
3815 let irect_of_string s =
3816 Scanf.sscanf
s "%d/%d/%d/%d" (fun x0 y0 x1 y1 -> (x0,y0,x1,y1))
3819 let irect_to_string (x0,y0,x1,y1) =
3820 Printf.sprintf
"%d/%d/%d/%d" x0 y0 x1 y1
3823 let makecheckers () =
3824 (* Appropriated from lablGL-1.04/LablGlut/examples/lablGL/checker.ml which had
3826 converted by Issac Trotts. July 25, 2002 *)
3827 let image = GlPix.create `ubyte ~format
:`luminance ~width
:2 ~height
:2 in
3828 Raw.sets_string
(GlPix.to_raw
image) ~pos
:0 "\255\200\200\255";
3829 let id = GlTex.gen_texture
() in
3830 GlTex.bind_texture `texture_2d
id;
3831 GlPix.store
(`unpack_alignment
1);
3832 GlTex.image2d
image;
3833 List.iter
(GlTex.parameter ~target
:`texture_2d
)
3836 `mag_filter `nearest
;
3837 `min_filter `nearest
];
3841 let setcheckers enabled
=
3842 match state.texid
with
3844 if enabled
then state.texid
<- Some
(makecheckers ())
3849 GlTex.delete_texture texid
;
3850 state.texid
<- None
;
3854 let int_of_string_with_suffix s =
3855 let l = String.length
s in
3859 let suffix = Char.lowercase
s.[l-1] in
3861 | 'k'
-> String.sub
s 0 (l-1), 10
3862 | '
m'
-> String.sub
s 0 (l-1), 20
3863 | 'g'
-> String.sub
s 0 (l-1), 30
3867 let n = int_of_string
s1 in
3868 let m = n lsl shift
in
3870 then raise
(Failure
"value too large")
3874 let string_with_suffix_of_int n =
3879 if n land ((1 lsl 20) - 1) = 0
3882 if n land ((1 lsl 10) - 1) = 0
3888 let h = n mod 1000 in
3891 then string_of_int
h ^
s
3893 let s = Printf.sprintf
"_%03d%s" h s in
3900 let defghyllscroll = (40, 8, 32);;
3901 let ghyllscroll_of_string s =
3902 let (n, a, b) as nab
=
3905 else Scanf.sscanf
s "%u,%u,%u" (fun n a b -> n, a, b)
3907 if n <= a || n <= b || a >= b
3908 then failwith
"invalid ghyll N,A,B (N <= A, A < B, N <= B)";
3912 let ghyllscroll_to_string ((n, a, b) as nab
) =
3913 if nab
= defghyllscroll
3915 else Printf.sprintf
"%d,%d,%d" n a b;
3918 let describe_location () =
3920 if fn
= -1 then l.pageno, l.pageno else fn
, l.pageno
3922 let fn, ln
= List.fold_left
f (-1, -1) state.layout in
3923 let maxy = state.maxy - (if conf.maxhfit
then conf.winh
else 0) in
3927 else (100. *. (float state.y /. float maxy))
3931 Printf.sprintf
"page %d of %d [%.2f%%]"
3932 (fn+1) state.pagecount
percent
3935 "pages %d-%d of %d [%.2f%%]"
3936 (fn+1) (ln
+1) state.pagecount
percent
3939 let setpresentationmode v
=
3940 let (n, _, _) = getanchor () in
3941 let _, h = getpageyh n in
3942 let ips = if conf.presentation
then calcips h else conf.interpagespace
in
3943 state.anchor <- (n, 0.0, float ips);
3944 conf.presentation
<- v
;
3945 if conf.presentation
3947 if not
conf.scrollbarinpm
3948 then state.scrollw
<- 0;
3950 else state.scrollw
<- conf.scrollbw
;
3955 let btos b = if b then "\xe2\x88\x9a" else "" in
3956 let showextended = ref false in
3957 let leave mode
= function
3958 | Confirm
-> state.mode
<- mode
3959 | Cancel
-> state.mode
<- mode
in
3962 val mutable m_first_time
= true
3963 val mutable m_l
= []
3964 val mutable m_a
= [||]
3965 val mutable m_prev_uioh
= nouioh
3966 val mutable m_prev_mode
= View
3968 inherit lvsourcebase
3970 method reset prev_mode prev_uioh
=
3971 m_a
<- Array.of_list
(List.rev m_l
);
3973 m_prev_mode
<- prev_mode
;
3974 m_prev_uioh
<- prev_uioh
;
3978 if n >= Array.length m_a
3982 | _, _, _, Action
_ -> m_active
<- n
3986 m_first_time
<- false;
3989 method int name get
set =
3991 (name
, `
int get
, 1, Action
(
3994 try set (int_of_string
s)
3996 state.text <- Printf.sprintf
"bad integer `%s': %s"
3997 s (Printexc.to_string exn
)
4000 let te = name ^
": ", "", None
, intentry, ondone, true in
4001 state.mode
<- Textentry
(te, leave m_prev_mode
);
4005 method int_with_suffix name get
set =
4007 (name
, `intws get
, 1, Action
(
4010 try set (int_of_string_with_suffix s)
4012 state.text <- Printf.sprintf
"bad integer `%s': %s"
4013 s (Printexc.to_string exn
)
4017 name ^
": ", "", None
, intentry_with_suffix, ondone, true
4019 state.mode
<- Textentry
(te, leave m_prev_mode
);
4023 method bool ?
(offset
=1) ?
(btos=btos) name get
set =
4025 (name
, `
bool (btos, get
), offset
, Action
(
4032 method color name get
set =
4034 (name
, `color get
, 1, Action
(
4036 let invalid = (nan
, nan
, nan
) in
4039 try color_of_string s
4041 state.text <- Printf.sprintf
"bad color `%s': %s"
4042 s (Printexc.to_string exn
);
4048 let te = name ^
": ", "", None
, textentry, ondone, true in
4049 state.text <- color_to_string (get
());
4050 state.mode
<- Textentry
(te, leave m_prev_mode
);
4054 method string name get
set =
4056 (name
, `
string get
, 1, Action
(
4058 let ondone s = set s in
4059 let te = name ^
": ", "", None
, textentry, ondone, true in
4060 state.mode
<- Textentry
(te, leave m_prev_mode
);
4064 method colorspace name get
set =
4066 (name
, `
string get
, 1, Action
(
4069 let vals = [| "rgb"; "bgr"; "gray" |] in
4071 inherit lvsourcebase
4074 m_active
<- int_of_colorspace conf.colorspace
;
4077 method getitemcount
= Array.length
vals
4078 method getitem
n = (vals.(n), 0)
4079 method exit ~uioh ~cancel ~
active ~
first ~pan ~
qsearch =
4080 ignore
(uioh
, first, pan
, qsearch);
4081 if not cancel
then set active;
4083 method hasaction
_ = true
4087 let modehash = findkeyhash conf "info" in
4088 coe (new listview ~
source ~trusted
:true ~
modehash)
4091 method caption
s offset
=
4092 m_l
<- (s, `
empty, offset
, Noaction
) :: m_l
4094 method caption2
s f offset
=
4095 m_l
<- (s, `
string f, offset
, Noaction
) :: m_l
4097 method getitemcount
= Array.length m_a
4100 let tostr = function
4101 | `
int f -> string_of_int
(f ())
4102 | `intws
f -> string_with_suffix_of_int (f ())
4104 | `color
f -> color_to_string (f ())
4105 | `
bool (btos, f) -> btos (f ())
4108 let name, t
, offset
, _ = m_a
.(n) in
4109 ((let s = tostr t
in
4110 if String.length
s > 0
4111 then Printf.sprintf
"%s\t%s" name s
4115 method exit ~uioh ~cancel ~
active ~
first ~pan ~
qsearch =
4119 m_qsearch
<- qsearch;
4121 match m_a
.(active) with
4122 | _, _, _, Action
f -> f uioh
4134 method hasaction
n =
4136 | _, _, _, Action
_ -> true
4140 let rec fillsrc prevmode prevuioh
=
4141 let sep () = src#caption
"" 0 in
4142 let colorp name get
set =
4144 (fun () -> color_to_string (get
()))
4147 let c = color_of_string v in
4150 state.text <- Printf.sprintf
"bad color `%s': %s"
4151 v (Printexc.to_string exn
);
4154 let oldmode = state.mode
in
4155 let birdseye = isbirdseye state.mode
in
4157 src#caption
(if birdseye then "Setup (Bird's eye)" else "Setup") 0;
4159 src#
bool "presentation mode"
4160 (fun () -> conf.presentation
)
4161 (fun v -> setpresentationmode v);
4163 src#
bool "ignore case in searches"
4164 (fun () -> conf.icase
)
4165 (fun v -> conf.icase
<- v);
4168 (fun () -> conf.preload)
4169 (fun v -> conf.preload <- v);
4171 src#
bool "highlight links"
4172 (fun () -> conf.hlinks
)
4173 (fun v -> conf.hlinks
<- v);
4175 src#
bool "under info"
4176 (fun () -> conf.underinfo
)
4177 (fun v -> conf.underinfo
<- v);
4179 src#
bool "persistent bookmarks"
4180 (fun () -> conf.savebmarks
)
4181 (fun v -> conf.savebmarks
<- v);
4183 src#
bool "proportional display"
4184 (fun () -> conf.proportional
)
4185 (fun v -> reqlayout conf.angle
v);
4187 src#
bool "trim margins"
4188 (fun () -> conf.trimmargins
)
4189 (fun v -> settrim v conf.trimfuzz
; fillsrc prevmode prevuioh
);
4191 src#
bool "persistent location"
4192 (fun () -> conf.jumpback
)
4193 (fun v -> conf.jumpback
<- v);
4196 src#
int "inter-page space"
4197 (fun () -> conf.interpagespace
)
4199 conf.interpagespace
<- n;
4200 docolumns conf.columns
;
4202 match state.layout with
4207 state.maxy <- calcheight ();
4208 let y = getpagey pageno in
4213 (fun () -> conf.pagebias
)
4214 (fun v -> conf.pagebias
<- v);
4216 src#
int "scroll step"
4217 (fun () -> conf.scrollstep
)
4218 (fun n -> conf.scrollstep
<- n);
4220 src#
int "horizontal scroll step"
4221 (fun () -> conf.hscrollstep
)
4222 (fun v -> conf.hscrollstep
<- v);
4224 src#
int "auto scroll step"
4226 match state.autoscroll
with
4228 | _ -> conf.autoscrollstep
)
4230 if state.autoscroll
<> None
4231 then state.autoscroll
<- Some
n;
4232 conf.autoscrollstep
<- n);
4235 (fun () -> truncate
(conf.zoom *. 100.))
4236 (fun v -> setzoom ((float v) /. 100.));
4239 (fun () -> conf.angle
)
4240 (fun v -> reqlayout v conf.proportional
);
4242 src#
int "scroll bar width"
4243 (fun () -> state.scrollw
)
4247 reshape conf.winw
conf.winh
;
4250 src#
int "scroll handle height"
4251 (fun () -> conf.scrollh
)
4252 (fun v -> conf.scrollh
<- v;);
4254 src#
int "thumbnail width"
4255 (fun () -> conf.thumbw
)
4257 conf.thumbw
<- min
4096 v;
4260 leavebirdseye beye
false;
4265 let mode = state.mode in
4266 src#
string "columns"
4268 match conf.columns
with
4270 | Cmulti
(multi
, _) -> multicolumns_to_string multi
4271 | Csplit
(count
, _) -> "-" ^ string_of_int count
4274 let n, a, b = multicolumns_of_string v in
4275 setcolumns mode n a b);
4278 src#caption
"Presentation mode" 0;
4279 src#
bool "scrollbar visible"
4280 (fun () -> conf.scrollbarinpm
)
4282 if v != conf.scrollbarinpm
4284 conf.scrollbarinpm
<- v;
4285 if conf.presentation
4287 state.scrollw
<- if v then conf.scrollbw
else 0;
4288 reshape conf.winw
conf.winh
;
4294 src#caption
"Pixmap cache" 0;
4295 src#int_with_suffix
"size (advisory)"
4296 (fun () -> conf.memlimit
)
4297 (fun v -> conf.memlimit
<- v);
4300 (fun () -> Printf.sprintf
"%s bytes, %d tiles"
4301 (string_with_suffix_of_int state.memused
)
4302 (Hashtbl.length
state.tilemap
)) 1;
4305 src#caption
"Layout" 0;
4306 src#caption2
"Dimension"
4308 Printf.sprintf
"%dx%d (virtual %dx%d)"
4314 src#caption2
"Position" (fun () ->
4315 Printf.sprintf
"%dx%d" state.x state.y
4318 src#caption2
"Visible" (fun () -> describe_location ()) 1
4322 src#
bool ~offset
:0 ~
btos:(fun v -> if v then "(on)" else "(off)")
4323 "Save these parameters as global defaults at exit"
4324 (fun () -> conf.bedefault
)
4325 (fun v -> conf.bedefault
<- v)
4329 let btos b = if b then "\xc2\xab" else "\xc2\xbb" in
4330 src#
bool ~offset
:0 ~
btos "Extended parameters"
4331 (fun () -> !showextended)
4332 (fun v -> showextended := v; fillsrc prevmode prevuioh
);
4336 (fun () -> conf.checkers
)
4337 (fun v -> conf.checkers
<- v; setcheckers v);
4338 src#
bool "update cursor"
4339 (fun () -> conf.updatecurs
)
4340 (fun v -> conf.updatecurs
<- v);
4342 (fun () -> conf.verbose
)
4343 (fun v -> conf.verbose
<- v);
4344 src#
bool "invert colors"
4345 (fun () -> conf.invert
)
4346 (fun v -> conf.invert
<- v);
4348 (fun () -> conf.maxhfit
)
4349 (fun v -> conf.maxhfit
<- v);
4350 src#
bool "redirect stderr"
4351 (fun () -> conf.redirectstderr)
4352 (fun v -> conf.redirectstderr <- v; redirectstderr ());
4353 src#
string "uri launcher"
4354 (fun () -> conf.urilauncher
)
4355 (fun v -> conf.urilauncher
<- v);
4356 src#
string "path launcher"
4357 (fun () -> conf.pathlauncher
)
4358 (fun v -> conf.pathlauncher
<- v);
4359 src#
string "tile size"
4360 (fun () -> Printf.sprintf
"%dx%d" conf.tilew
conf.tileh
)
4363 let w, h = Scanf.sscanf
v "%dx%d" (fun w h -> w, h) in
4364 conf.tilew
<- max
64 w;
4365 conf.tileh
<- max
64 h;
4368 state.text <- Printf.sprintf
"bad tile size `%s': %s"
4369 v (Printexc.to_string exn
));
4370 src#
int "texture count"
4371 (fun () -> conf.texcount
)
4374 then conf.texcount
<- v
4375 else showtext '
!'
" Failed to set texture count please retry later"
4377 src#
int "slice height"
4378 (fun () -> conf.sliceheight
)
4380 conf.sliceheight
<- v;
4381 wcmd "sliceh %d" conf.sliceheight
;
4383 src#
int "anti-aliasing level"
4384 (fun () -> conf.aalevel
)
4386 conf.aalevel
<- bound v 0 8;
4387 state.anchor <- getanchor ();
4388 opendoc state.path
state.password
;
4390 src#
string "page scroll scaling factor"
4391 (fun () -> string_of_float
conf.pgscale)
4394 let s = float_of_string
v in
4397 state.text <- Printf.sprintf
4398 "bad page scroll scaling factor `%s': %s"
4399 v (Printexc.to_string exn
)
4402 src#
int "ui font size"
4403 (fun () -> fstate.fontsize
)
4404 (fun v -> setfontsize (bound v 5 100));
4405 src#
int "hint font size"
4406 (fun () -> conf.hfsize
)
4407 (fun v -> conf.hfsize
<- bound v 5 100);
4408 colorp "background color"
4409 (fun () -> conf.bgcolor
)
4410 (fun v -> conf.bgcolor
<- v);
4411 src#
bool "crop hack"
4412 (fun () -> conf.crophack
)
4413 (fun v -> conf.crophack
<- v);
4414 src#
string "trim fuzz"
4415 (fun () -> irect_to_string conf.trimfuzz
)
4418 conf.trimfuzz
<- irect_of_string v;
4420 then settrim true conf.trimfuzz
;
4422 state.text <- Printf.sprintf
"bad irect `%s': %s"
4423 v (Printexc.to_string exn
)
4425 src#
string "throttle"
4427 match conf.maxwait
with
4428 | None
-> "show place holder if page is not ready"
4431 then "wait for page to fully render"
4433 "wait " ^ string_of_float
time
4434 ^
" seconds before showing placeholder"
4438 let f = float_of_string
v in
4440 then conf.maxwait
<- None
4441 else conf.maxwait
<- Some
f
4443 state.text <- Printf.sprintf
"bad time `%s': %s"
4444 v (Printexc.to_string exn
)
4446 src#
string "ghyll scroll"
4448 match conf.ghyllscroll
with
4450 | Some nab
-> ghyllscroll_to_string nab
4455 if String.length
v = 0
4457 else Some
(ghyllscroll_of_string v)
4459 conf.ghyllscroll
<- gs
4461 state.text <- Printf.sprintf
"bad ghyll `%s': %s"
4462 v (Printexc.to_string exn
)
4464 src#
string "selection command"
4465 (fun () -> conf.selcmd
)
4466 (fun v -> conf.selcmd
<- v);
4467 src#colorspace
"color space"
4468 (fun () -> colorspace_to_string conf.colorspace
)
4470 conf.colorspace
<- colorspace_of_int v;
4477 src#caption
"Document" 0;
4478 List.iter
(fun (_, s) -> src#caption
s 1) state.docinfo
;
4479 src#caption2
"Pages"
4480 (fun () -> string_of_int
state.pagecount
) 1;
4481 src#caption2
"Dimensions"
4482 (fun () -> string_of_int
(List.length
state.pdims
)) 1;
4486 src#caption
"Trimmed margins" 0;
4487 src#caption2
"Dimensions"
4488 (fun () -> string_of_int
(List.length
state.pdims
)) 1;
4492 src#caption
"OpenGL" 0;
4493 src#caption
(Printf.sprintf
"Vendor\t%s" (GlMisc.get_string `vendor
)) 1;
4494 src#caption
(Printf.sprintf
"Renderer\t%s" (GlMisc.get_string `renderer
)) 1;
4495 src#reset prevmode prevuioh
;
4499 let prevmode = state.mode
4500 and prevuioh
= state.uioh in
4501 fillsrc prevmode prevuioh
;
4502 let source = (src :> lvsource
) in
4503 let modehash = findkeyhash conf "info" in
4504 state.uioh <- coe (object (self)
4505 inherit listview ~
source ~trusted
:true ~
modehash as super
4506 val mutable m_prevmemused
= 0
4507 method infochanged
= function
4509 if m_prevmemused
!= state.memused
4511 m_prevmemused
<- state.memused
;
4512 G.postRedisplay "memusedchanged";
4514 | Pdim
-> G.postRedisplay "pdimchanged"
4515 | Docinfo
-> fillsrc prevmode prevuioh
4517 method key key mask
=
4518 if not
(Wsi.withctrl mask
)
4521 | 0xff51 -> coe (self#updownlevel ~
-1)
4522 | 0xff53 -> coe (self#updownlevel
1)
4523 | _ -> super#
key key mask
4524 else super#
key key mask
4526 G.postRedisplay "info";
4532 inherit lvsourcebase
4533 method getitemcount
= Array.length
state.help
4535 let s, l, _ = state.help
.(n) in
4538 method exit ~
uioh ~cancel ~
active ~
first ~pan ~
qsearch =
4542 m_qsearch
<- qsearch;
4543 match state.help
.(active) with
4544 | _, _, Action
f -> Some
(f uioh)
4554 method hasaction
n =
4555 match state.help
.(n) with
4556 | _, _, Action
_ -> true
4563 let modehash = findkeyhash conf "help" in
4564 state.uioh <- coe (new listview ~
source ~trusted
:true ~
modehash);
4565 G.postRedisplay "help";
4570 let re = Str.regexp
"[\r\n]" in
4572 inherit lvsourcebase
4573 val mutable m_items
= [||]
4575 method getitemcount
= 1 + Array.length m_items
4580 else m_items
.(n-1), 0
4582 method exit ~
uioh ~cancel ~
active ~
first ~pan ~
qsearch =
4587 then Buffer.clear
state.errmsgs
;
4588 m_qsearch
<- qsearch;
4595 method hasaction
n =
4599 state.newerrmsgs
<- false;
4600 let l = Str.split
re (Buffer.contents
state.errmsgs
) in
4601 m_items
<- Array.of_list
l
4609 let source = (msgsource :> lvsource
) in
4610 let modehash = findkeyhash conf "listview" in
4611 state.uioh <- coe (object
4612 inherit listview ~
source ~trusted
:false ~
modehash as super
4615 then msgsource#reset
;
4618 G.postRedisplay "msgs";
4621 let quickbookmark ?title
() =
4622 match state.layout with
4628 let sec = Unix.gettimeofday
() in
4629 let tm = Unix.localtime
sec in
4630 Printf.sprintf
"Quick (page %d) (bookmarked at %d/%d/%d %d:%d)"
4634 (tm.Unix.tm_year
+ 1900)
4637 | Some
title -> title
4639 state.bookmarks
<- (title, 0, getanchor1 l) :: state.bookmarks
4643 state.fullscreen
<- None
;
4647 let setautoscrollspeed step goingdown
=
4648 let incr = max
1 ((abs step
) / 2) in
4649 let incr = if goingdown
then incr else -incr in
4650 let astep = step
+ incr in
4651 state.autoscroll
<- Some
astep;
4654 let gotounder = function
4655 | Ulinkgoto
(pageno, top) ->
4659 gotopage1 pageno top;
4665 | Uremote
(filename
, pageno) ->
4667 if Sys.file_exists filename
4670 let dir = Filename.dirname
state.path in
4671 let path = Filename.concat
dir filename
in
4672 if Sys.file_exists
path
4676 if String.length
path > 0
4678 let anchor = getanchor () in
4679 let ranchor = state.path, state.password
, anchor in
4680 state.anchor <- (pageno, 0.0, 0.0);
4681 state.ranchors
<- ranchor :: state.ranchors
;
4684 else showtext '
!'
("Could not find " ^ filename
)
4686 | Uunexpected
_ | Ulaunch
_ | Unamed
_ | Utext
_ | Unone
-> ()
4690 match conf.columns
with
4692 | _ -> conf.zoom > 1.0
4695 let viewkeyboard key mask
=
4697 let mode = state.mode in
4698 state.mode <- Textentry
(te, fun _ -> state.mode <- mode);
4701 G.postRedisplay "view:enttext"
4703 let ctrl = Wsi.withctrl mask
in
4704 let existsinrow pageno (columns
, coverA
, coverB
) p =
4705 let last = ((pageno - coverA
) mod columns
) + columns
in
4706 let rec any = function
4709 if l.pageno = coverA
- 1 || l.pageno = state.pagecount
- coverB
4713 then (if l.pageno = last then false else any rest
)
4723 | 0xff63 -> (* insert *)
4724 if conf.angle
mod 360 = 0 && not
(isbirdseye state.mode)
4726 state.mode <- LinkNav
(Ltgendir
0);
4729 else showtext '
!'
"Keyboard link navigation does not work under rotation"
4731 | 0xff1b | 113 -> (* escape / q *)
4732 begin match state.mstate
with
4734 state.mstate
<- Mnone
;
4735 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
4736 G.postRedisplay "kill zoom rect";
4738 begin match state.mode with
4741 G.postRedisplay "esc leave linknav"
4743 match state.ranchors
with
4745 | (path, password
, anchor) :: rest
->
4746 state.ranchors
<- rest
;
4747 state.anchor <- anchor;
4748 opendoc path password
4752 | 0xff08 -> (* backspace *)
4753 gotoghyll (getnav ~
-1)
4761 G.postRedisplay "dehighlight";
4763 | 47 | 63 -> (* / ? *)
4764 let ondone isforw
s =
4765 cbput state.hists
.pat
s;
4766 state.searchpattern
<- s;
4769 let s = String.create
1 in
4770 s.[0] <- Char.chr
key;
4771 enttext (s, "", Some
(onhist state.hists
.pat
),
4772 textentry, ondone (key = 47), true)
4774 | 43 | 0xffab | 61 when ctrl -> (* ctrl-+ or ctrl-= *)
4775 let incr = if conf.zoom +. 0.01 > 0.1 then 0.1 else 0.01 in
4776 setzoom (conf.zoom +. incr)
4778 | 43 | 0xffab -> (* + *)
4781 try int_of_string
s with exc
->
4782 state.text <- Printf.sprintf
"bad integer `%s': %s"
4783 s (Printexc.to_string exc
);
4789 state.text <- "page bias is now " ^ string_of_int
n;
4792 enttext ("page bias: ", "", None
, intentry, ondone, true)
4794 | 45 | 0xffad when ctrl -> (* ctrl-- *)
4795 let decr = if conf.zoom -. 0.1 < 0.1 then 0.01 else 0.1 in
4796 setzoom (max
0.01 (conf.zoom -. decr))
4798 | 45 | 0xffad -> (* - *)
4799 let ondone msg
= state.text <- msg
in
4801 "option [acfhilpstvxACFPRSZTIS]: ", "", None
,
4802 optentry state.mode, ondone, true
4805 | 48 when ctrl -> (* ctrl-0 *)
4808 | 49 when ctrl -> (* ctrl-1 *)
4810 match conf.columns
with
4811 | Csingle
_ | Cmulti
_ -> 1
4812 | Csplit
(n, _) -> n
4814 let zoom = zoomforh
conf.winw
conf.winh
state.scrollw
cols in
4818 | 0xffc6 -> (* f9 *)
4821 | 57 when ctrl -> (* ctrl-9 *)
4824 | (48 | 49 | 50 | 51 | 52 | 53 | 54 | 55 | 56 | 57)
4825 when not
ctrl -> (* 0..9 *)
4828 try int_of_string
s with exc
->
4829 state.text <- Printf.sprintf
"bad integer `%s': %s"
4830 s (Printexc.to_string exc
);
4836 cbput state.hists
.pag
(string_of_int
n);
4837 gotopage1 (n + conf.pagebias
- 1) 0;
4840 let pageentry text key =
4841 match Char.unsafe_chr
key with
4842 | 'g'
-> TEdone
text
4843 | _ -> intentry text key
4845 let text = "x" in text.[0] <- Char.chr
key;
4846 enttext (":", text, Some
(onhist state.hists
.pag
), pageentry, ondone, true)
4849 state.scrollw
<- if state.scrollw
> 0 then 0 else conf.scrollbw
;
4850 reshape conf.winw
conf.winh
;
4853 conf.hlinks
<- not
conf.hlinks
;
4854 state.text <- "highlightlinks " ^
if conf.hlinks
then "on" else "off";
4855 G.postRedisplay "toggle highlightlinks";
4858 state.glinks
<- true;
4859 let mode = state.mode in
4860 state.mode <- Textentry
(
4861 (":", "", None
, linknentry, linkndone gotounder, false),
4863 state.glinks
<- false;
4867 G.postRedisplay "view:linkent(F)"
4870 state.glinks
<- true;
4871 let mode = state.mode in
4872 state.mode <- Textentry
(
4873 (":", "", None
, linknentry, linkndone (fun under ->
4874 match Ne.pipe () with
4876 showtext '
!'
(Printf.sprintf
"pipe failed: %s"
4877 (Printexc.to_string exn
));
4880 try popen conf.selcmd
[r, 0; w, -1]; true
4883 (Printf.sprintf
"failed to execute %s: %s"
4884 conf.selcmd
(Printexc.to_string exn
));
4888 Ne.clo fd
(fun msg
->
4889 showtext '
!'
(Printf.sprintf
"failed to close %s: %s" cap msg
)
4892 let s = undertext under in
4896 let l = String.length
s in
4897 let n = Unix.write
w s 0 l in
4902 "failed to write %d characters to sel pipe, wrote %d"
4907 (Printf.sprintf
"failed to write to sel pipe: %s"
4908 (Printexc.to_string exn
)
4917 state.glinks
<- false;
4921 G.postRedisplay "view:linkent"
4924 begin match state.autoscroll
with
4926 conf.autoscrollstep
<- step
;
4927 state.autoscroll
<- None
4929 if conf.autoscrollstep
= 0
4930 then state.autoscroll
<- Some
1
4931 else state.autoscroll
<- Some
conf.autoscrollstep
4934 | 112 when ctrl -> (* ctrl-p *)
4938 setpresentationmode (not
conf.presentation
);
4939 showtext ' '
("presentation mode " ^
4940 if conf.presentation
then "on" else "off");
4943 begin match state.fullscreen
with
4945 state.fullscreen
<- Some
(conf.winw
, conf.winh
);
4948 state.fullscreen
<- None
;
4952 | 112 | 78 -> (* p|N *)
4953 search state.searchpattern
false
4955 | 110 | 0xffc0 -> (* n|F3 *)
4956 search state.searchpattern
true
4959 begin match state.layout with
4962 gotoy_and_clear_text (getpagey l.pageno)
4966 begin match state.layout with
4969 match conf.columns
with
4971 if conf.presentation
&& rest
== [] && l.pageh
> l.pagey + l.pagevh
4973 let y = clamp (pgscale conf.winh
) in
4976 let pageno = min
(l.pageno+1) (state.pagecount
-1) in
4977 gotoghyll (getpagey pageno)
4978 | Cmulti
((c, _, _) as cl
, _) ->
4979 if conf.presentation
4980 && (existsinrow l.pageno cl
4981 (fun l -> l.pageh
> l.pagey + l.pagevh))
4983 let y = clamp (pgscale conf.winh
) in
4986 let pageno = min
(l.pageno+c) (state.pagecount
-1) in
4987 gotoghyll (getpagey pageno)
4989 if l.pageno < state.pagecount
- 1 || l.pagecol
< n - 1
4991 let pagey, pageh
= getpageyh l.pageno in
4992 let pagey = pagey + pageh
* l.pagecol
in
4993 let ips = if l.pagecol
= 0 then 0 else conf.interpagespace
in
4994 gotoghyll (pagey + pageh
+ ips)
4997 | 0xff9f | 0xffff -> (* delete *)
4998 begin match state.layout with
5001 match conf.columns
with
5003 if conf.presentation
&& l.pagey != 0
5005 gotoghyll (clamp (pgscale ~
-(conf.winh
)))
5007 let pageno = max
0 (l.pageno-1) in
5008 gotoghyll (getpagey pageno)
5009 | Cmulti
((c, _, coverB
) as cl
, _) ->
5010 if conf.presentation
&&
5011 (existsinrow l.pageno cl
(fun l -> l.pagey != 0))
5013 gotoghyll (clamp (pgscale ~
-(conf.winh
)))
5016 if l.pageno = state.pagecount
- coverB
5020 let pageno = max
0 (l.pageno-decr) in
5021 gotoghyll (getpagey pageno)
5029 let pageno = max
0 (l.pageno-1) in
5030 let pagey, pageh
= getpageyh pageno in
5033 let pagey, pageh
= getpageyh l.pageno in
5034 pagey + pageh
* (l.pagecol
-1) - conf.interpagespace
5040 showtext ' '
(describe_location ());
5043 begin match state.layout with
5046 doreshape (l.pagew
+ state.scrollw
) l.pageh
;
5051 enterbookmarkmode ()
5053 | 104 | 0xffbe -> (* h|F1 *)
5059 | 101 when conf.redirectstderr -> (* e *)
5064 match state.layout with
5065 | l :: _ -> state.bookmarks
<- (s, 0, getanchor1 l) :: state.bookmarks
5068 enttext ("bookmark: ", "", None
, textentry, ondone, true)
5072 showtext ' '
"Quick bookmark added";
5075 begin match state.layout with
5077 let rect = getpdimrect
l.pagedimno
in
5081 (truncate
(1.8 *. (rect.(1) -. rect.(0))),
5082 truncate
(1.2 *. (rect.(3) -. rect.(0))))
5084 (truncate
(rect.(1) -. rect.(0)),
5085 truncate
(rect.(3) -. rect.(0)))
5087 let w = truncate
((float w)*.conf.zoom)
5088 and h = truncate
((float h)*.conf.zoom) in
5091 state.anchor <- getanchor ();
5092 doreshape (w + state.scrollw
) (h + conf.interpagespace
)
5094 G.postRedisplay "z";
5099 | 50 when ctrl -> (* ctrl-2 *)
5100 let maxw = getmaxw
() in
5102 then setzoom (maxw /. float conf.winw
)
5104 | 60 | 62 -> (* < > *)
5105 reqlayout (conf.angle
+ (if key = 62 then 30 else -30)) conf.proportional
5107 | 91 | 93 -> (* [ ] *)
5109 bound (conf.colorscale
+. (if key = 93 then 0.1 else -0.1)) 0.0 1.0
5111 G.postRedisplay "brightness";
5113 | 99 when state.mode = View
-> (* c *)
5115 match state.prevcolumns
with
5116 | None
-> (1, 0, 0), 1.0
5117 | Some
(columns
, z
) ->
5120 | Csplit
(c, _) -> -c, 0, 0
5121 | Cmulti
((c, a, b), _) -> c, a, b
5122 | Csingle
_ -> 1, 0, 0
5126 setcolumns View
c a b;
5129 | 0xff54 | 0xff52 when ctrl && Wsi.withshift mask
->
5130 setzoom state.prevzoom
5132 | 107 | 0xff52 -> (* k up *)
5133 begin match state.autoscroll
with
5135 begin match state.mode with
5136 | Birdseye beye
-> upbirdseye 1 beye
5139 then gotoy_and_clear_text (clamp ~
-(conf.winh
/2))
5140 else gotoy_and_clear_text (clamp (-conf.scrollstep
))
5143 setautoscrollspeed n false
5146 | 106 | 0xff54 -> (* j down *)
5147 begin match state.autoscroll
with
5149 begin match state.mode with
5150 | Birdseye beye
-> downbirdseye 1 beye
5153 then gotoy_and_clear_text (clamp (conf.winh
/2))
5154 else gotoy_and_clear_text (clamp conf.scrollstep
)
5157 setautoscrollspeed n true
5160 | 0xff51 | 0xff53 when not
(Wsi.withalt mask
) -> (* left / right *)
5166 else conf.hscrollstep
5168 let dx = if key = 0xff51 then dx else -dx in
5169 state.x <- state.x + dx;
5170 gotoy_and_clear_text state.y
5173 G.postRedisplay "lef/right"
5176 | 0xff55 -> (* prior *)
5180 match state.layout with
5182 | l :: _ -> state.y - l.pagey
5184 clamp (pgscale (-conf.winh
))
5188 | 0xff56 -> (* next *)
5192 match List.rev
state.layout with
5194 | l :: _ -> getpagey l.pageno
5196 clamp (pgscale conf.winh
)
5200 | 103 | 0xff50 -> (* g home *)
5202 | 71 | 0xff57 -> (* G end *)
5203 gotoghyll (clamp state.maxy)
5205 | 0xff53 when Wsi.withalt mask
-> (* alt-right *)
5206 gotoghyll (getnav 1)
5207 | 0xff51 when Wsi.withalt mask
-> (* alt-left *)
5208 gotoghyll (getnav ~
-1)
5213 | 118 when conf.debug
-> (* v *)
5216 match getopaque l.pageno with
5219 let x0, y0, x1, y1 = pagebbox opaque
in
5220 let a,b = float x0, float y0 in
5221 let c,d = float x1, float y0 in
5222 let e,f = float x1, float y1 in
5223 let h,j
= float x0, float y1 in
5224 let rect = (a,b,c,d,e,f,h,j
) in
5226 state.rects
<- (l.pageno, l.pageno mod 3, rect) :: state.rects
;
5228 G.postRedisplay "v";
5231 vlog "huh? %s" (Wsi.keyname
key)
5234 let linknavkeyboard key mask
linknav =
5235 let getpage pageno =
5236 let rec loop = function
5238 | l :: _ when l.pageno = pageno -> Some
l
5239 | _ :: rest
-> loop rest
5240 in loop state.layout
5242 let doexact (pageno, n) =
5243 match getopaque pageno, getpage pageno with
5244 | Some opaque
, Some
l ->
5247 let under = getlink opaque
n in
5248 G.postRedisplay "link gotounder";
5254 | 0xff50 -> (* home *)
5255 Some
(findlink opaque LDfirst
), -1
5257 | 0xff57 -> (* end *)
5258 Some
(findlink opaque LDlast
), 1
5260 | 0xff51 -> (* left *)
5261 Some
(findlink opaque
(LDleft
n)), -1
5263 | 0xff53 -> (* right *)
5264 Some
(findlink opaque
(LDright
n)), 1
5266 | 0xff52 -> (* up *)
5267 Some
(findlink opaque
(LDup
n)), -1
5269 | 0xff54 -> (* down *)
5270 Some
(findlink opaque
(LDdown
n)), 1
5275 begin match findpwl
l.pageno dir with
5279 state.mode <- LinkNav
(Ltgendir
dir);
5280 let y, h = getpageyh pageno in
5283 then y + h - conf.winh
5288 begin match getopaque pageno, getpage pageno with
5289 | Some opaque
, Some
_ ->
5291 let ld = if dir > 0 then LDfirst
else LDlast
in
5294 begin match link with
5296 showlinktype (getlink opaque
m);
5297 state.mode <- LinkNav
(Ltexact
(pageno, m));
5298 G.postRedisplay "linknav jpage";
5305 begin match opt with
5306 | Some Lnotfound
-> pwl l dir;
5307 | Some
(Lfound
m) ->
5311 let _, y0, _, y1 = getlinkrect opaque
m in
5313 then gotopage1 l.pageno y0
5315 let d = fstate.fontsize
+ 1 in
5316 if y1 - l.pagey > l.pagevh - d
5317 then gotopage1 l.pageno (y1 - conf.winh
- state.hscrollh + d)
5318 else G.postRedisplay "linknav";
5320 showlinktype (getlink opaque
m);
5321 state.mode <- LinkNav
(Ltexact
(l.pageno, m));
5324 | None
-> viewkeyboard key mask
5326 | _ -> viewkeyboard key mask
5331 G.postRedisplay "leave linknav"
5335 | Ltgendir
_ -> viewkeyboard key mask
5336 | Ltexact exact
-> doexact exact
5339 let keyboard key mask
=
5340 if (key = 103 && Wsi.withctrl mask
) && not
(istextentry state.mode)
5341 then wcmd "interrupt"
5342 else state.uioh <- state.uioh#
key key mask
5345 let birdseyekeyboard key mask
5346 ((oconf
, leftx
, pageno, hooverpageno
, anchor) as beye
) =
5348 match conf.columns
with
5350 | Cmulti
((c, _, _), _) -> c
5351 | Csplit
_ -> failwith
"bird's eye split mode"
5353 let pgh layout = List.fold_left
(fun m l -> max
l.pageh
m) conf.winh
layout in
5355 | 108 when Wsi.withctrl mask
-> (* ctrl-l *)
5356 let y, h = getpageyh pageno in
5357 let top = (conf.winh
- h) / 2 in
5358 gotoy (max
0 (y - top))
5359 | 0xff0d -> leavebirdseye beye
false
5360 | 0xff1b -> leavebirdseye beye
true (* escape *)
5361 | 0xff52 -> upbirdseye incr beye
(* up *)
5362 | 0xff54 -> downbirdseye incr beye
(* down *)
5363 | 0xff51 -> upbirdseye 1 beye
(* left *)
5364 | 0xff53 -> downbirdseye 1 beye
(* right *)
5366 | 0xff55 -> (* prior *)
5367 begin match state.layout with
5371 state.mode <- Birdseye
(
5372 oconf
, leftx
, l.pageno, hooverpageno
, anchor
5374 gotopage1 l.pageno 0;
5377 let layout = layout (state.y-conf.winh
) (pgh state.layout) in
5379 | [] -> gotoy (clamp (-conf.winh
))
5381 state.mode <- Birdseye
(
5382 oconf
, leftx
, l.pageno, hooverpageno
, anchor
5384 gotopage1 l.pageno 0
5387 | [] -> gotoy (clamp (-conf.winh
))
5390 | 0xff56 -> (* next *)
5391 begin match List.rev
state.layout with
5393 let layout = layout (state.y + (pgh state.layout)) conf.winh
in
5394 begin match layout with
5396 let incr = l.pageh
- l.pagevh in
5401 oconf
, leftx
, state.pagecount
- 1, hooverpageno
, anchor
5403 G.postRedisplay "birdseye pagedown";
5405 else gotoy (clamp (incr + conf.interpagespace
*2));
5409 Birdseye
(oconf
, leftx
, l.pageno, hooverpageno
, anchor);
5410 gotopage1 l.pageno 0;
5413 | [] -> gotoy (clamp conf.winh
)
5416 | 0xff50 -> (* home *)
5417 state.mode <- Birdseye
(oconf
, leftx
, 0, hooverpageno
, anchor);
5420 | 0xff57 -> (* end *)
5421 let pageno = state.pagecount
- 1 in
5422 state.mode <- Birdseye
(oconf
, leftx
, pageno, hooverpageno
, anchor);
5423 if not
(pagevisible state.layout pageno)
5426 match List.rev
state.pdims
with
5428 | (_, _, h, _) :: _ -> h
5430 gotoy (max
0 (getpagey pageno - (conf.winh
- h - conf.interpagespace
)))
5431 else G.postRedisplay "birdseye end";
5432 | _ -> viewkeyboard key mask
5435 let drawpage l linkindexbase
=
5437 match state.mode with
5438 | Textentry
_ -> scalecolor 0.4
5440 | View
-> scalecolor 1.0
5441 | Birdseye
(_, _, pageno, hooverpageno
, _) ->
5442 if l.pageno = hooverpageno
5445 if l.pageno = pageno
5451 begin match getopaque l.pageno with
5453 if tileready l l.pagex
l.pagey
5455 let x = l.pagedispx - l.pagex
5456 and y = l.pagedispy - l.pagey in
5458 match conf.columns
with
5459 | Csingle
_ | Cmulti
_ ->
5460 (if conf.hlinks
then 1 else 0)
5462 && not
(isbirdseye state.mode) then 2 else 0)
5466 match state.mode with
5467 | Textentry
((_, s, _, _, _, _), _) when state.glinks
-> s
5470 postprocess opaque
hlmask x y (linkindexbase
, s, conf.hfsize
);
5477 let scrollindicator () =
5478 let sbw, ph
, sh = state.uioh#
scrollph in
5479 let sbh, pw, sw = state.uioh#scrollpw
in
5481 GlDraw.color (0.64, 0.64, 0.64);
5483 (float (conf.winw
- sbw), 0.)
5484 (float conf.winw
, float conf.winh
)
5487 (0., float (conf.winh
- sbh))
5488 (float (conf.winw
- state.scrollw
- 1), float conf.winh
)
5490 GlDraw.color (0.0, 0.0, 0.0);
5493 (float (conf.winw
- sbw), ph
)
5494 (float conf.winw
, ph
+. sh)
5497 (pw, float (conf.winh
- sbh))
5498 (pw +. sw, float conf.winh
)
5503 match state.mstate
with
5504 | Mnone
| Mscrolly
| Mscrollx
| Mpan
_ | Mzoom
_ | Mzoomrect
_ ->
5507 | Msel
((x0, y0), (x1, y1)) ->
5508 let rec loop = function
5510 if ((y0 >= l.pagedispy && y0 <= (l.pagedispy + l.pagevh))
5511 || ((y1 >= l.pagedispy && y1 <= (l.pagedispy + l.pagevh))))
5512 && ((x0 >= l.pagedispx && x0 <= (l.pagedispx + l.pagevw))
5513 || ((x1 >= l.pagedispx && x1 <= (l.pagedispx + l.pagevw))))
5515 match getopaque l.pageno with
5517 let x0, y0 = pagetranslatepoint l x0 y0 in
5518 let x1, y1 = pagetranslatepoint l x1 y1 in
5519 seltext opaque
(x0, y0, x1, y1);
5527 let showrects rects
=
5529 GlDraw.color (0.0, 0.0, 1.0) ~alpha
:0.5;
5530 GlDraw.polygon_mode `both `fill
;
5531 GlFunc.blend_func `src_alpha `one_minus_src_alpha
;
5533 (fun (pageno, c, (x0, y0, x1, y1, x2
, y2
, x3
, y3
)) ->
5535 if l.pageno = pageno
5537 let dx = float (l.pagedispx - l.pagex
) in
5538 let dy = float (l.pagedispy - l.pagey) in
5539 GlDraw.color (0.0, 0.0, 1.0 /. float c) ~alpha
:0.5;
5540 GlDraw.begins `quads
;
5542 GlDraw.vertex2
(x0+.dx, y0+.dy);
5543 GlDraw.vertex2
(x1+.dx, y1+.dy);
5544 GlDraw.vertex2
(x2
+.dx, y2
+.dy);
5545 GlDraw.vertex2
(x3
+.dx, y3
+.dy);
5556 GlClear.color (scalecolor2 conf.bgcolor
);
5557 GlClear.clear
[`
color];
5558 let rec loop linkindexbase
= function
5560 let linkindexbase = linkindexbase + drawpage l linkindexbase in
5561 loop linkindexbase rest
5564 loop 0 state.layout;
5566 match state.mode with
5567 | LinkNav
(Ltexact
(pageno, linkno
)) ->
5568 begin match getopaque pageno with
5570 let x0, y0, x1, y1 = getlinkrect opaque linkno
in
5577 | None
-> state.rects
5584 begin match state.mstate
with
5585 | Mzoomrect
((x0, y0), (x1, y1)) ->
5587 GlDraw.color (0.3, 0.3, 0.3) ~alpha
:0.5;
5588 GlFunc.blend_func `src_alpha `one_minus_src_alpha
;
5589 GlDraw.rect (float x0, float y0)
5590 (float x1, float y1);
5599 let zoomrect x y x1 y1 =
5602 and y0 = min
y y1 in
5603 gotoy (state.y + y0);
5604 state.anchor <- getanchor ();
5605 let zoom = (float conf.winw
*. conf.zoom) /. float (x1 - x0) in
5607 if state.w < conf.winw
- state.scrollw
5608 then (conf.winw
- state.scrollw
- state.w) / 2
5611 state.x <- (state.x + margin) - x0;
5613 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
5614 state.mstate
<- Mnone
;
5618 let winw = conf.winw - state.scrollw
- 1 in
5619 let s = float x /. float winw in
5620 let destx = truncate
(float (state.w + winw) *. s) in
5621 state.x <- winw - destx;
5622 gotoy_and_clear_text state.y;
5623 state.mstate
<- Mscrollx
;
5627 let s = float y /. float conf.winh
in
5628 let desty = truncate
(float (state.maxy - conf.winh
) *. s) in
5629 gotoy_and_clear_text desty;
5630 state.mstate
<- Mscrolly
;
5633 let viewmouse button down
x y mask
=
5635 | n when (n == 4 || n == 5) && not down
->
5636 if Wsi.withctrl mask
5638 match state.mstate
with
5639 | Mzoom
(oldn
, i
) ->
5647 if conf.zoom +. 0.01 > 0.1 then 0.1 else 0.01
5649 if conf.zoom -. 0.1 < 0.1 then -0.01 else -0.1
5651 let zoom = conf.zoom -. incr in
5653 state.mstate
<- Mzoom
(n, 0);
5655 state.mstate
<- Mzoom
(n, i
+1);
5657 else state.mstate
<- Mzoom
(n, 0)
5659 | _ -> state.mstate
<- Mzoom
(n, 0)
5662 match state.autoscroll
with
5663 | Some step
-> setautoscrollspeed step
(n=4)
5667 then -conf.scrollstep
5668 else conf.scrollstep
5670 let incr = incr * 2 in
5671 let y = clamp incr in
5672 gotoy_and_clear_text y
5675 | n when (n = 6 || n = 7) && not down
&& canpan () ->
5676 state.x <- state.x + (if n = 7 then -2 else 2) * conf.hscrollstep
;
5677 gotoy_and_clear_text state.y
5679 | 1 when Wsi.withctrl mask
->
5682 Wsi.setcursor
Wsi.CURSOR_CROSSHAIR
;
5683 state.mstate
<- Mpan
(x, y)
5686 state.mstate
<- Mnone
5691 Wsi.setcursor
Wsi.CURSOR_CYCLE
;
5693 state.mstate
<- Mzoomrect
(p, p)
5696 match state.mstate
with
5697 | Mzoomrect
((x0, y0), _) ->
5698 if abs
(x-x0) > 10 && abs
(y - y0) > 10
5699 then zoomrect x0 y0 x y
5701 state.mstate
<- Mnone
;
5702 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
5703 G.postRedisplay "kill accidental zoom rect";
5706 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
5707 state.mstate
<- Mnone
5710 | 1 when x > conf.winw - state.scrollw
->
5713 let _, position, sh = state.uioh#
scrollph in
5714 if y > truncate
position && y < truncate
(position +. sh)
5715 then state.mstate
<- Mscrolly
5718 state.mstate
<- Mnone
5720 | 1 when y > conf.winh
- state.hscrollh ->
5723 let _, position, sw = state.uioh#scrollpw
in
5724 if x > truncate
position && x < truncate
(position +. sw)
5725 then state.mstate
<- Mscrollx
5728 state.mstate
<- Mnone
5731 let dest = if down
then getunder x y else Unone
in
5732 begin match dest with
5736 | Uunexpected
_ | Ulaunch
_ | Unamed
_ ->
5739 | Unone
when down
->
5740 Wsi.setcursor
Wsi.CURSOR_CROSSHAIR
;
5741 state.mstate
<- Mpan
(x, y);
5743 | Unone
| Utext
_ ->
5746 if conf.angle
mod 360 = 0
5748 state.mstate
<- Msel
((x, y), (x, y));
5749 G.postRedisplay "mouse select";
5753 match state.mstate
with
5756 | Mzoom
_ | Mscrollx
| Mscrolly
->
5757 state.mstate
<- Mnone
5759 | Mzoomrect
((x0, y0), _) ->
5763 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
5764 state.mstate
<- Mnone
5766 | Msel
((x0, y0), (x1, y1)) ->
5767 let rec loop = function
5771 let a0 = l.pagedispy in
5772 let a1 = a0 + l.pagevh in
5773 let b0 = l.pagedispx in
5774 let b1 = b0 + l.pagevw in
5775 ((y0 >= a0 && y0 <= a1) || (y1 >= a0 && y1 <= a1))
5776 && ((x0 >= b0 && x0 <= b1) || (x1 >= b0 && x1 <= b1))
5780 match getopaque l.pageno with
5783 match Ne.pipe () with
5787 "can not create sel pipe: %s"
5788 (Printexc.to_string exn
));
5790 let doclose what fd
=
5791 Ne.clo fd
(fun msg
->
5792 dolog "%s close failed: %s" what msg
)
5795 popen conf.selcmd
[r, 0; w, -1];
5798 G.postRedisplay "copysel";
5800 dolog "can not execute %S: %s"
5801 conf.selcmd
(Printexc.to_string exn
);
5809 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
5810 state.mstate
<- Mnone
;
5817 let birdseyemouse button down
x y mask
5818 (conf, leftx
, _, hooverpageno
, anchor) =
5821 let rec loop = function
5824 if y > l.pagedispy && y < l.pagedispy + l.pagevh
5825 && x > l.pagedispx && x < l.pagedispx + l.pagevw
5827 leavebirdseye (conf, leftx
, l.pageno, hooverpageno
, anchor) false;
5833 | _ -> viewmouse button down
x y mask
5836 let mouse button down
x y mask
=
5837 state.uioh <- state.uioh#button button down
x y mask
;
5841 state.uioh <- state.uioh#
motion x y
5845 state.uioh <- state.uioh#
pmotion x y;
5851 method key key mask
=
5852 begin match state.mode with
5853 | Textentry
textentry -> textentrykeyboard key mask
textentry
5854 | Birdseye
birdseye -> birdseyekeyboard key mask
birdseye
5855 | View
-> viewkeyboard key mask
5856 | LinkNav
linknav -> linknavkeyboard key mask
linknav
5860 method button button bstate
x y mask
=
5861 begin match state.mode with
5863 | View
-> viewmouse button bstate
x y mask
5864 | Birdseye beye
-> birdseyemouse button bstate
x y mask beye
5870 begin match state.mode with
5872 | View
| Birdseye
_ | LinkNav
_ ->
5873 match state.mstate
with
5874 | Mzoom
_ | Mnone
-> ()
5879 state.mstate
<- Mpan
(x, y);
5881 then state.x <- state.x + dx;
5883 gotoy_and_clear_text y
5886 state.mstate
<- Msel
(a, (x, y));
5887 G.postRedisplay "motion select";
5890 let y = min
conf.winh
(max
0 y) in
5894 let x = min
conf.winw (max
0 x) in
5897 | Mzoomrect
(p0
, _) ->
5898 state.mstate
<- Mzoomrect
(p0
, (x, y));
5899 G.postRedisplay "motion zoomrect";
5903 method pmotion x y =
5904 begin match state.mode with
5905 | Birdseye
(conf, leftx
, pageno, hooverpageno
, anchor) ->
5906 let rec loop = function
5908 if hooverpageno
!= -1
5910 state.mode <- Birdseye
(conf, leftx
, pageno, -1, anchor);
5911 G.postRedisplay "pmotion birdseye no hoover";
5914 if y > l.pagedispy && y < l.pagedispy + l.pagevh
5915 && x > l.pagedispx && x < l.pagedispx + l.pagevw
5917 state.mode <- Birdseye
(conf, leftx
, pageno, l.pageno, anchor);
5918 G.postRedisplay "pmotion birdseye hoover";
5928 match state.mstate
with
5929 | Mnone
-> updateunder x y
5930 | Mpan
_ | Msel
_ | Mzoom
_ | Mscrolly
| Mscrollx
| Mzoomrect
_ ->
5935 method infochanged
_ = ()
5938 let maxy = state.maxy - (if conf.maxhfit
then conf.winh
else 0) in
5939 let p, h = scrollph state.y maxy in
5943 let winw = conf.winw - state.scrollw
- 1 in
5944 let fwinw = float winw in
5946 let sw = fwinw /. float state.w in
5947 let sw = fwinw *. sw in
5948 max
sw (float conf.scrollh
)
5951 let f = state.w+winw in
5952 let r = float (winw-state.x) /. float f in
5953 let p = fwinw *. r in
5957 if position +. sw > fwinw
5958 then fwinw -. position
5961 state.hscrollh, position, sw
5965 match state.mode with
5966 | LinkNav
_ -> "links"
5967 | Textentry
_ -> "textentry"
5968 | Birdseye
_ -> "birdseye"
5971 findkeyhash conf modename
5978 let fontpath = ref "";;
5981 Map.Make
(struct type t
= (int * int) let compare = compare end);;
5984 let l = String.length
s in
5985 let b = Buffer.create
l in
5991 try Sys.getenv
"HOME"
5994 ("Can not determine home directory location: " ^
5995 Printexc.to_string exn
);
5999 let modifier_of_string = function
6000 | "alt" -> Wsi.altmask
6001 | "shift" -> Wsi.shiftmask
6002 | "ctrl" | "control" -> Wsi.ctrlmask
6003 | "meta" -> Wsi.metamask
6008 let r = Str.regexp
"-" in
6010 let elems = Str.full_split
r s in
6013 let m1 = modifier_of_string s in
6015 then (Wsi.namekey
s, m)
6018 | Str.Delim
s when n land 1 = 0 -> g s
6020 | Str.Delim
_ -> (k
, m)
6022 let rec loop n k
m = function
6025 let k, m = f n k m x in
6031 let keys_of_string =
6032 let r = Str.regexp
"[ \t]" in
6034 let elems = Str.split
r s in
6035 List.map
key_of_string elems
6038 let copykeyhashes c =
6039 List.map
(fun (k, v) -> k, Hashtbl.copy
v) c.keyhashes
;
6042 let config_of c attrs
=
6046 | "scroll-bar-width" -> { c with scrollbw
= max
0 (int_of_string
v) }
6047 | "scroll-handle-height" -> { c with scrollh
= max
0 (int_of_string
v) }
6048 | "case-insensitive-search" -> { c with icase
= bool_of_string
v }
6049 | "preload" -> { c with preload = bool_of_string
v }
6050 | "page-bias" -> { c with pagebias
= int_of_string
v }
6051 | "scroll-step" -> { c with scrollstep
= max
1 (int_of_string
v) }
6052 | "horizontal-scroll-step" ->
6053 { c with hscrollstep
= max
(int_of_string
v) 1 }
6054 | "auto-scroll-step" ->
6055 { c with autoscrollstep
= max
0 (int_of_string
v) }
6056 | "max-height-fit" -> { c with maxhfit
= bool_of_string
v }
6057 | "crop-hack" -> { c with crophack
= bool_of_string
v }
6060 match String.lowercase
v with
6061 | "true" -> Some infinity
6063 | f -> Some
(float_of_string
f)
6065 { c with maxwait
= mw}
6066 | "highlight-links" -> { c with hlinks
= bool_of_string
v }
6067 | "under-cursor-info" -> { c with underinfo
= bool_of_string
v }
6068 | "vertical-margin" ->
6069 { c with interpagespace
= max
0 (int_of_string
v) }
6071 let zoom = float_of_string
v /. 100. in
6072 let zoom = max
zoom 0.0 in
6073 { c with zoom = zoom }
6074 | "presentation" -> { c with presentation
= bool_of_string
v }
6075 | "rotation-angle" -> { c with angle
= int_of_string
v }
6076 | "width" -> { c with winw = max
20 (int_of_string
v) }
6077 | "height" -> { c with winh
= max
20 (int_of_string
v) }
6078 | "persistent-bookmarks" -> { c with savebmarks
= bool_of_string
v }
6079 | "proportional-display" -> { c with proportional
= bool_of_string
v }
6080 | "pixmap-cache-size" ->
6081 { c with memlimit
= max
2 (int_of_string_with_suffix v) }
6082 | "tex-count" -> { c with texcount
= max
1 (int_of_string
v) }
6083 | "slice-height" -> { c with sliceheight
= max
2 (int_of_string
v) }
6084 | "thumbnail-width" -> { c with thumbw
= max
2 (int_of_string
v) }
6085 | "persistent-location" -> { c with jumpback
= bool_of_string
v }
6086 | "background-color" -> { c with bgcolor
= color_of_string v }
6087 | "scrollbar-in-presentation" ->
6088 { c with scrollbarinpm
= bool_of_string
v }
6089 | "tile-width" -> { c with tilew
= max
2 (int_of_string
v) }
6090 | "tile-height" -> { c with tileh
= max
2 (int_of_string
v) }
6091 | "mupdf-store-size" ->
6092 { c with mustoresize
= max
1024 (int_of_string_with_suffix v) }
6093 | "checkers" -> { c with checkers
= bool_of_string
v }
6094 | "aalevel" -> { c with aalevel
= max
0 (int_of_string
v) }
6095 | "trim-margins" -> { c with trimmargins
= bool_of_string
v }
6096 | "trim-fuzz" -> { c with trimfuzz
= irect_of_string v }
6097 | "uri-launcher" -> { c with urilauncher
= unent v }
6098 | "path-launcher" -> { c with pathlauncher
= unent v }
6099 | "color-space" -> { c with colorspace
= colorspace_of_string v }
6100 | "invert-colors" -> { c with invert
= bool_of_string
v }
6101 | "brightness" -> { c with colorscale
= float_of_string
v }
6102 | "redirectstderr" -> { c with redirectstderr = bool_of_string
v }
6104 { c with ghyllscroll
= Some
(ghyllscroll_of_string v) }
6106 let (n, _, _) as nab
= multicolumns_of_string v in
6108 then { c with columns
= Csplit
(-n, [||]) }
6109 else { c with columns
= Cmulti
(nab
, [||]) }
6110 | "birds-eye-columns" ->
6111 { c with beyecolumns
= Some
(max
(int_of_string
v) 2) }
6112 | "selection-command" -> { c with selcmd
= unent v }
6113 | "update-cursor" -> { c with updatecurs
= bool_of_string
v }
6114 | "hint-font-size" -> { c with hfsize
= bound (int_of_string
v) 5 100 }
6115 | "page-scroll-scale" -> { c with pgscale = float_of_string
v }
6118 prerr_endline
("Error processing attribute (`" ^
6119 k ^
"'=`" ^
v ^
"'): " ^
Printexc.to_string exn
);
6122 let rec fold c = function
6125 let c = apply c k v in
6128 fold { c with keyhashes
= copykeyhashes c } attrs
;
6131 let fromstring f pos
n v d =
6134 dolog "Error processing attribute (%S=%S) at %d\n%s"
6135 n v pos
(Printexc.to_string exn
)
6140 let bookmark_of attrs
=
6141 let rec fold title page
rely visy
= function
6142 | ("title", v) :: rest
-> fold v page
rely visy rest
6143 | ("page", v) :: rest
-> fold title v rely visy rest
6144 | ("rely", v) :: rest
-> fold title page
v visy rest
6145 | ("visy", v) :: rest
-> fold title page
rely v rest
6146 | _ :: rest
-> fold title page
rely visy rest
6147 | [] -> title, page
, rely, visy
6149 fold "invalid" "0" "0" "0" attrs
6153 let rec fold path page
rely pan visy
= function
6154 | ("path", v) :: rest
-> fold v page
rely pan visy rest
6155 | ("page", v) :: rest
-> fold path v rely pan visy rest
6156 | ("rely", v) :: rest
-> fold path page
v pan visy rest
6157 | ("pan", v) :: rest
-> fold path page
rely v visy rest
6158 | ("visy", v) :: rest
-> fold path page
rely pan
v rest
6159 | _ :: rest
-> fold path page
rely pan visy rest
6160 | [] -> path, page
, rely, pan
, visy
6162 fold "" "0" "0" "0" "0" attrs
6166 let rec fold rs ls
= function
6167 | ("out", v) :: rest
-> fold v ls rest
6168 | ("in", v) :: rest
-> fold rs
v rest
6169 | _ :: rest
-> fold ls rs rest
6175 let setconf dst
src =
6176 dst
.scrollbw
<- src.scrollbw
;
6177 dst
.scrollh
<- src.scrollh
;
6178 dst
.icase
<- src.icase
;
6179 dst
.preload <- src.preload;
6180 dst
.pagebias
<- src.pagebias
;
6181 dst
.verbose
<- src.verbose
;
6182 dst
.scrollstep
<- src.scrollstep
;
6183 dst
.maxhfit
<- src.maxhfit
;
6184 dst
.crophack
<- src.crophack
;
6185 dst
.autoscrollstep
<- src.autoscrollstep
;
6186 dst
.maxwait
<- src.maxwait
;
6187 dst
.hlinks
<- src.hlinks
;
6188 dst
.underinfo
<- src.underinfo
;
6189 dst
.interpagespace
<- src.interpagespace
;
6190 dst
.zoom <- src.zoom;
6191 dst
.presentation
<- src.presentation
;
6192 dst
.angle
<- src.angle
;
6193 dst
.winw <- src.winw;
6194 dst
.winh
<- src.winh
;
6195 dst
.savebmarks
<- src.savebmarks
;
6196 dst
.memlimit
<- src.memlimit
;
6197 dst
.proportional
<- src.proportional
;
6198 dst
.texcount
<- src.texcount
;
6199 dst
.sliceheight
<- src.sliceheight
;
6200 dst
.thumbw
<- src.thumbw
;
6201 dst
.jumpback
<- src.jumpback
;
6202 dst
.bgcolor
<- src.bgcolor
;
6203 dst
.scrollbarinpm
<- src.scrollbarinpm
;
6204 dst
.tilew
<- src.tilew
;
6205 dst
.tileh
<- src.tileh
;
6206 dst
.mustoresize
<- src.mustoresize
;
6207 dst
.checkers
<- src.checkers
;
6208 dst
.aalevel
<- src.aalevel
;
6209 dst
.trimmargins
<- src.trimmargins
;
6210 dst
.trimfuzz
<- src.trimfuzz
;
6211 dst
.urilauncher
<- src.urilauncher
;
6212 dst
.colorspace
<- src.colorspace
;
6213 dst
.invert
<- src.invert
;
6214 dst
.colorscale
<- src.colorscale
;
6215 dst
.redirectstderr <- src.redirectstderr;
6216 dst
.ghyllscroll
<- src.ghyllscroll
;
6217 dst
.columns
<- src.columns
;
6218 dst
.beyecolumns
<- src.beyecolumns
;
6219 dst
.selcmd
<- src.selcmd
;
6220 dst
.updatecurs
<- src.updatecurs
;
6221 dst
.pathlauncher
<- src.pathlauncher
;
6222 dst
.keyhashes
<- copykeyhashes src;
6223 dst
.hfsize
<- src.hfsize
;
6224 dst
.hscrollstep
<- src.hscrollstep
;
6225 dst
.pgscale <- src.pgscale;
6229 let h = Hashtbl.create
10 in
6230 let dc = { defconf with angle
= defconf.angle
} in
6231 let rec toplevel v t spos
_ =
6233 | Vdata
| Vcdata
| Vend
-> v
6234 | Vopen
("llppconfig", _, closed
) ->
6237 else { v with f = llppconfig
}
6239 error
"unexpected subelement at top level" s spos
6240 | Vclose
_ -> error
"unexpected close at top level" s spos
6242 and llppconfig
v t spos
_ =
6244 | Vdata
| Vcdata
-> v
6245 | Vend
-> error
"unexpected end of input in llppconfig" s spos
6246 | Vopen
("defaults", attrs
, closed
) ->
6247 let c = config_of dc attrs
in
6251 else { v with f = defaults
}
6253 | Vopen
("ui-font", attrs
, closed
) ->
6254 let rec getsize size
= function
6256 | ("size", v) :: rest
->
6258 fromstring int_of_string spos
"size" v fstate.fontsize
in
6260 | l -> getsize size l
6262 fstate.fontsize
<- getsize fstate.fontsize attrs
;
6265 else { v with f = uifont
(Buffer.create
10) }
6267 | Vopen
("doc", attrs
, closed
) ->
6268 let pathent, spage
, srely
, span
, svisy
= doc_of attrs
in
6269 let path = unent pathent
6270 and pageno = fromstring int_of_string spos
"page" spage
0
6271 and rely = fromstring float_of_string spos
"rely" srely
0.0
6272 and pan
= fromstring int_of_string spos
"pan" span
0
6273 and visy
= fromstring float_of_string spos
"visy" svisy
0.0 in
6274 let c = config_of dc attrs
in
6275 let anchor = (pageno, rely, visy
) in
6277 then (Hashtbl.add
h path (c, [], pan
, anchor); v)
6278 else { v with f = doc
path pan
anchor c [] }
6281 error
"unexpected subelement in llppconfig" s spos
6283 | Vclose
"llppconfig" -> { v with f = toplevel }
6284 | Vclose
_ -> error
"unexpected close in llppconfig" s spos
6286 and defaults
v t spos
_ =
6288 | Vdata
| Vcdata
-> v
6289 | Vend
-> error
"unexpected end of input in defaults" s spos
6290 | Vopen
("keymap", attrs
, closed
) ->
6292 try List.assoc
"mode" attrs
6293 with Not_found
-> "global" in
6298 let h = findkeyhash dc modename in
6299 KeyMap.iter
(Hashtbl.replace
h) keymap
;
6302 { v with f = pkeymap
ret KeyMap.empty }
6304 | Vopen
(_, _, _) ->
6305 error
"unexpected subelement in defaults" s spos
6307 | Vclose
"defaults" ->
6308 { v with f = llppconfig
}
6310 | Vclose
_ -> error
"unexpected close in defaults" s spos
6312 and uifont
b v t spos
epos =
6315 Buffer.add_substring
b s spos
(epos - spos
);
6317 | Vopen
(_, _, _) ->
6318 error
"unexpected subelement in ui-font" s spos
6319 | Vclose
"ui-font" ->
6320 if String.length
!fontpath = 0
6321 then fontpath := Buffer.contents
b;
6322 { v with f = llppconfig
}
6323 | Vclose
_ -> error
"unexpected close in ui-font" s spos
6324 | Vend
-> error
"unexpected end of input in ui-font" s spos
6326 and doc
path pan
anchor c bookmarks
v t spos
_ =
6328 | Vdata
| Vcdata
-> v
6329 | Vend
-> error
"unexpected end of input in doc" s spos
6330 | Vopen
("bookmarks", _, closed
) ->
6333 else { v with f = pbookmarks
path pan
anchor c bookmarks
}
6335 | Vopen
("keymap", attrs
, closed
) ->
6337 try List.assoc
"mode" attrs
6338 with Not_found
-> "global"
6344 let h = findkeyhash c modename in
6345 KeyMap.iter
(Hashtbl.replace
h) keymap
;
6346 doc
path pan
anchor c bookmarks
6348 { v with f = pkeymap
ret KeyMap.empty }
6350 | Vopen
(_, _, _) ->
6351 error
"unexpected subelement in doc" s spos
6354 Hashtbl.add
h path (c, List.rev bookmarks
, pan
, anchor);
6355 { v with f = llppconfig
}
6357 | Vclose
_ -> error
"unexpected close in doc" s spos
6359 and pkeymap
ret keymap
v t spos
_ =
6361 | Vdata
| Vcdata
-> v
6362 | Vend
-> error
"unexpected end of input in keymap" s spos
6363 | Vopen
("map", attrs
, closed
) ->
6364 let r, l = map_of attrs
in
6365 let kss = fromstring keys_of_string spos
"in" r [] in
6366 let lss = fromstring keys_of_string spos
"out" l [] in
6370 | ks
:: [] -> KeyMap.add ks
(KMinsrl
lss) keymap
6371 | ks
:: rest
-> KeyMap.add ks
(KMmulti
(rest
, lss)) keymap
6374 then { v with f = pkeymap
ret keymap }
6377 { v with f = skip
"map" f }
6380 error
"unexpected subelement in keymap" s spos
6382 | Vclose
"keymap" ->
6383 { v with f = ret keymap }
6385 | Vclose
_ -> error
"unexpected close in keymap" s spos
6387 and pbookmarks
path pan
anchor c bookmarks
v t spos
_ =
6389 | Vdata
| Vcdata
-> v
6390 | Vend
-> error
"unexpected end of input in bookmarks" s spos
6391 | Vopen
("item", attrs
, closed
) ->
6392 let titleent, spage
, srely
, svisy
= bookmark_of attrs
in
6393 let page = fromstring int_of_string spos
"page" spage
0
6394 and rely = fromstring float_of_string spos
"rely" srely
0.0
6395 and visy
= fromstring float_of_string spos
"visy" svisy
0.0 in
6397 (unent titleent, 0, (page, rely, visy
)) :: bookmarks
6400 then { v with f = pbookmarks
path pan
anchor c bookmarks }
6403 { v with f = skip
"item" f }
6406 error
"unexpected subelement in bookmarks" s spos
6408 | Vclose
"bookmarks" ->
6409 { v with f = doc
path pan
anchor c bookmarks }
6411 | Vclose
_ -> error
"unexpected close in bookmarks" s spos
6413 and skip tag
f v t spos
_ =
6415 | Vdata
| Vcdata
-> v
6417 error
("unexpected end of input in skipped " ^ tag
) s spos
6418 | Vopen
(tag'
, _, closed
) ->
6422 let f'
() = { v with f = skip tag
f } in
6423 { v with f = skip tag'
f'
}
6427 else error
("unexpected close in skipped " ^ tag
) s spos
6430 parse
{ f = toplevel; accu = () } s;
6436 let len = in_channel_length ic
in
6437 let s = String.create
len in
6438 really_input ic
s 0 len;
6441 | Parse_error
(msg
, s, pos
) ->
6442 let subs = subs s pos
in
6443 let s = Printf.sprintf
"%s: at %d [..%s..]" msg pos
subs in
6444 failwith
("parse error: " ^
s)
6447 failwith
("config load error: " ^
Printexc.to_string exn
)
6453 let dir = Filename.concat
home ".config" in
6454 if Sys.is_directory
dir then dir else home
6457 Filename.concat
dir "llpp.conf"
6460 let confpath = ref defconfpath;;
6463 if Sys.file_exists
!confpath
6466 (try Some
(open_in_bin
!confpath)
6469 ("Error opening configuation file `" ^
!confpath ^
"': " ^
6470 Printexc.to_string exn
);
6480 ("Error loading configuation from `" ^
!confpath ^
"': " ^
6481 Printexc.to_string exn
);
6489 f (Hashtbl.create
0, defconf)
6494 let pc, pb
, px, pa
=
6496 Hashtbl.find h (Filename.basename
state.path)
6497 with Not_found
-> dc, [], 0, emptyanchor
6501 state.bookmarks <- pb
;
6503 state.scrollw
<- conf.scrollbw
;
6505 then state.anchor <- pa
;
6506 cbput state.hists
.nav pa
;
6512 let add_attrs bb always
dc c =
6515 then Printf.bprintf bb
"\n %s='%b'" s a
6518 then Printf.bprintf bb
"\n %s='%d'" s a
6521 then Printf.bprintf bb
"\n %s='%s'" s (string_with_suffix_of_int a)
6524 then Printf.bprintf bb
"\n %s='%g'" s (a*.100.)
6527 then Printf.bprintf bb
"\n %s='%f'" s a
6531 Printf.bprintf bb
"\n %s='%s'" s (color_to_string a)
6535 Printf.bprintf bb
"\n %s='%s'" s (colorspace_to_string a)
6539 Printf.bprintf bb
"\n %s='%s'" s (irect_to_string a)
6543 Printf.bprintf bb
"\n %s='%s'" s (enent
a 0 (String.length
a))
6549 | Some
(_N
, _A
, _B
) ->
6550 Printf.bprintf bb
"\n %s='%u,%u,%u'" s _N _A _B
6560 else string_of_float
f
6562 Printf.bprintf bb
"\n %s='%s'" s v
6567 | Cmulti
((n, a, b), _) when n > 1 ->
6568 Printf.bprintf bb
"\n %s='%d,%d,%d'" s n a b
6569 | Csplit
(n, _) when n > 1 ->
6570 Printf.bprintf bb
"\n %s='%d'" s ~
-n
6576 | Some
c when c > 1 -> Printf.bprintf bb
"\n %s='%d'" s c
6581 then dc.winw, dc.winh
6583 match state.fullscreen
with
6585 | None
-> c.winw, c.winh
6587 oi
"width" w dc.winw;
6588 oi
"height" h dc.winh
;
6589 oi
"scroll-bar-width" c.scrollbw
dc.scrollbw
;
6590 oi
"scroll-handle-height" c.scrollh
dc.scrollh
;
6591 ob "case-insensitive-search" c.icase
dc.icase
;
6592 ob "preload" c.preload dc.preload;
6593 oi
"page-bias" c.pagebias
dc.pagebias
;
6594 oi
"scroll-step" c.scrollstep
dc.scrollstep
;
6595 oi
"auto-scroll-step" c.autoscrollstep
dc.autoscrollstep
;
6596 ob "max-height-fit" c.maxhfit
dc.maxhfit
;
6597 ob "crop-hack" c.crophack
dc.crophack
;
6598 oW
"throttle" c.maxwait
dc.maxwait
;
6599 ob "highlight-links" c.hlinks
dc.hlinks
;
6600 ob "under-cursor-info" c.underinfo
dc.underinfo
;
6601 oi
"vertical-margin" c.interpagespace
dc.interpagespace
;
6602 oz
"zoom" c.zoom dc.zoom;
6603 ob "presentation" c.presentation
dc.presentation
;
6604 oi
"rotation-angle" c.angle
dc.angle
;
6605 ob "persistent-bookmarks" c.savebmarks
dc.savebmarks
;
6606 ob "proportional-display" c.proportional
dc.proportional
;
6607 oI
"pixmap-cache-size" c.memlimit
dc.memlimit
;
6608 oi
"tex-count" c.texcount
dc.texcount
;
6609 oi
"slice-height" c.sliceheight
dc.sliceheight
;
6610 oi
"thumbnail-width" c.thumbw
dc.thumbw
;
6611 ob "persistent-location" c.jumpback
dc.jumpback
;
6612 oc
"background-color" c.bgcolor
dc.bgcolor
;
6613 ob "scrollbar-in-presentation" c.scrollbarinpm
dc.scrollbarinpm
;
6614 oi
"tile-width" c.tilew
dc.tilew
;
6615 oi
"tile-height" c.tileh
dc.tileh
;
6616 oI
"mupdf-store-size" c.mustoresize
dc.mustoresize
;
6617 ob "checkers" c.checkers
dc.checkers
;
6618 oi
"aalevel" c.aalevel
dc.aalevel
;
6619 ob "trim-margins" c.trimmargins
dc.trimmargins
;
6620 oR
"trim-fuzz" c.trimfuzz
dc.trimfuzz
;
6621 os
"uri-launcher" c.urilauncher
dc.urilauncher
;
6622 os
"path-launcher" c.pathlauncher
dc.pathlauncher
;
6623 oC
"color-space" c.colorspace
dc.colorspace
;
6624 ob "invert-colors" c.invert
dc.invert
;
6625 oF
"brightness" c.colorscale
dc.colorscale
;
6626 ob "redirectstderr" c.redirectstderr dc.redirectstderr;
6627 og
"ghyllscroll" c.ghyllscroll
dc.ghyllscroll
;
6628 oco
"columns" c.columns
dc.columns
;
6629 obeco
"birds-eye-columns" c.beyecolumns
dc.beyecolumns
;
6630 os
"selection-command" c.selcmd
dc.selcmd
;
6631 ob "update-cursor" c.updatecurs
dc.updatecurs
;
6632 oi
"hint-font-size" c.hfsize
dc.hfsize
;
6633 oi
"horizontal-scroll-step" c.hscrollstep
dc.hscrollstep
;
6634 oF
"page-scroll-scale" c.pgscale dc.pgscale;
6637 let keymapsbuf always
dc c =
6638 let bb = Buffer.create
16 in
6639 let rec loop = function
6641 | (modename, h) :: rest
->
6642 let dh = findkeyhash dc modename in
6643 if always
|| h <> dh
6645 if Hashtbl.length
h > 0
6647 if Buffer.length
bb > 0
6648 then Buffer.add_char
bb '
\n'
;
6649 Printf.bprintf
bb "<keymap mode='%s'>\n" modename;
6650 Hashtbl.iter
(fun i
o ->
6651 let isdifferent = always
||
6653 let dO = Hashtbl.find dh i
in
6655 with Not_found
-> true
6660 if Wsi.withctrl
m then Buffer.add_string
bb "ctrl-";
6661 if Wsi.withalt
m then Buffer.add_string
bb "alt-";
6662 if Wsi.withshift
m then Buffer.add_string
bb "shift-";
6663 if Wsi.withmeta
m then Buffer.add_string
bb "meta-";
6664 Buffer.add_string
bb (Wsi.keyname
k);
6667 let rec loop = function
6669 | km
:: [] -> addkm km
6670 | km
:: rest
-> addkm km
; Buffer.add_char
bb ' '
; loop rest
6674 Buffer.add_string
bb "<map in='";
6678 Buffer.add_string
bb "' out='";
6680 Buffer.add_string
bb "'/>\n"
6683 Buffer.add_string
bb "' out='";
6685 Buffer.add_string
bb "'/>\n"
6687 | KMmulti
(ins, kms
) ->
6688 Buffer.add_char
bb ' '
;
6690 Buffer.add_string
bb "' out='";
6692 Buffer.add_string
bb "'/>\n"
6694 Buffer.add_string
bb "</keymap>";
6704 let uifontsize = fstate.fontsize
in
6705 let bb = Buffer.create
32768 in
6707 let dc = if conf.bedefault
then conf else dc in
6708 Buffer.add_string
bb "<llppconfig>\n";
6710 if String.length
!fontpath > 0
6712 Printf.bprintf
bb "<ui-font size='%d'><![CDATA[%s]]></ui-font>\n"
6718 Printf.bprintf
bb "<ui-font size='%d'/>\n" uifontsize
6721 Buffer.add_string
bb "<defaults ";
6722 add_attrs bb true dc dc;
6723 let kb = keymapsbuf true dc dc in
6724 if Buffer.length
kb > 0
6726 Buffer.add_string
bb ">\n";
6727 Buffer.add_buffer
bb kb;
6728 Buffer.add_string
bb "\n</defaults>\n";
6730 else Buffer.add_string
bb "/>\n";
6732 let adddoc path pan
anchor c bookmarks =
6733 if bookmarks == [] && c = dc && anchor = emptyanchor
6736 Printf.bprintf
bb "<doc path='%s'"
6737 (enent
path 0 (String.length
path));
6739 if anchor <> emptyanchor
6741 let n, rely, visy
= anchor in
6742 Printf.bprintf
bb " page='%d'" n;
6745 Printf.bprintf
bb " rely='%f'" rely
6747 if abs_float visy
> 1e-6
6749 Printf.bprintf
bb " visy='%f'" visy
6754 then Printf.bprintf
bb " pan='%d'" pan
;
6756 add_attrs bb false dc c;
6757 let kb = keymapsbuf false dc c in
6759 begin match bookmarks with
6761 if Buffer.length
kb > 0
6763 Buffer.add_string
bb ">\n";
6764 Buffer.add_buffer
bb kb;
6765 Buffer.add_string
bb "\n</doc>\n";
6767 else Buffer.add_string
bb "/>\n"
6769 Buffer.add_string
bb ">\n<bookmarks>\n";
6770 List.iter
(fun (title, _level
, (page, rely, visy
)) ->
6772 "<item title='%s' page='%d'"
6773 (enent
title 0 (String.length
title))
6778 Printf.bprintf
bb " rely='%f'" rely
6780 if abs_float visy
> 1e-6
6782 Printf.bprintf
bb " visy='%f'" visy
6784 Buffer.add_string
bb "/>\n";
6786 Buffer.add_string
bb "</bookmarks>";
6787 if Buffer.length
kb > 0
6789 Buffer.add_string
bb "\n";
6790 Buffer.add_buffer
bb kb;
6792 Buffer.add_string
bb "\n</doc>\n";
6798 match state.mode with
6799 | Birdseye
(c, pan, _, _, _) ->
6801 match conf.columns
with
6802 | Cmulti
((c, _, _), _) -> Some
c
6806 match c.columns
with
6807 | Cmulti
(c, _) -> Cmulti
(c, [||])
6808 | Csingle
_ -> Csingle
[||]
6809 | Csplit
_ -> failwith
"quit from bird's eye while split"
6811 pan, { c with beyecolumns = beyecolumns; columns
= columns
}
6812 | _ -> state.x, conf
6814 let basename = Filename.basename state.path in
6815 adddoc basename pan (getanchor ())
6817 let autoscrollstep =
6818 match state.autoscroll
with
6820 | None
-> conf.autoscrollstep
6822 match state.mode with
6823 | Birdseye
(bc
, _, _, _, _) ->
6826 presentation
= bc
.presentation
;
6827 interpagespace
= bc
.interpagespace
;
6828 maxwait
= bc
.maxwait
;
6829 autoscrollstep = autoscrollstep }
6830 | _ -> { conf with autoscrollstep = autoscrollstep }
6832 (if conf.savebmarks
then state.bookmarks else []);
6834 Hashtbl.iter
(fun path (c, bookmarks, x, anchor) ->
6836 then adddoc path x anchor c bookmarks
6838 Buffer.add_string
bb "</llppconfig>\n";
6841 if load1 f && Buffer.length
bb > 0
6844 let tmp = !confpath ^
".tmp" in
6845 let oc = open_out_bin
tmp in
6846 Buffer.output_buffer
oc bb;
6848 Unix.rename
tmp !confpath;
6851 ("error while saving configuration: " ^
Printexc.to_string exn
)
6856 let trimcachepath = ref "" in
6859 [("-p", Arg.String
(fun s -> state.password
<- s) ,
6860 "<password> Set password");
6862 ("-f", Arg.String
(fun s -> Config.fontpath := s),
6863 "<path> Set path to the user interface font");
6865 ("-c", Arg.String
(fun s -> Config.confpath := s),
6866 "<path> Set path to the configuration file");
6868 ("-tcf", Arg.String
(fun s -> trimcachepath := s),
6869 "<path> Set path to the trim cache file");
6871 ("-v", Arg.Unit
(fun () ->
6873 "%s\nconfiguration path: %s\n"
6877 exit
0), " Print version and exit");
6880 (fun s -> state.path <- s)
6881 ("Usage: " ^
Sys.argv
.(0) ^
" [options] some.pdf\nOptions:")
6883 if String.length
state.path = 0
6884 then (prerr_endline
"file name missing"; exit
1);
6886 if not
(Config.load ())
6887 then prerr_endline
"failed to load configuration";
6889 let globalkeyhash = findkeyhash conf "global" in
6890 let wsfd, winw, winh
= Wsi.init
(object
6892 if nogeomcmds state.geomcmds
|| platform == Posx
6895 GlClear.color (scalecolor2 conf.bgcolor
);
6896 GlClear.clear
[`
color];
6898 method display = display ()
6899 method reshape w h = reshape w h
6900 method mouse b d x y m = mouse b d x y m
6901 method motion x y = state.mpos
<- (x, y); motion x y
6902 method pmotion x y = state.mpos
<- (x, y); pmotion x y
6904 let mascm = m land (
6905 Wsi.altmask
+ Wsi.shiftmask
+ Wsi.ctrlmask
+ Wsi.metamask
6907 match state.keystate
with
6909 let km = k, mascm in
6912 let modehash = state.uioh#
modehash in
6913 try Hashtbl.find modehash km
6915 try Hashtbl.find globalkeyhash km
6916 with Not_found
-> KMinsrt
(k, m)
6918 | KMinsrt
(k, m) -> keyboard k m
6919 | KMinsrl
l -> List.iter
(fun (k, m) -> keyboard k m) l
6920 | KMmulti
(l, r) -> state.keystate
<- KSinto
(l, r)
6922 | KSinto
((k'
, m'
) :: [], insrt
) when k'
=k && m'
land mascm = m'
->
6923 List.iter
(fun (k, m) -> keyboard k m) insrt
;
6924 state.keystate
<- KSnone
6925 | KSinto
((k'
, m'
) :: keys
, insrt
) when k'
=k && m'
land mascm = m'
->
6926 state.keystate
<- KSinto
(keys
, insrt
)
6928 state.keystate
<- KSnone
6930 method enter
x y = state.mpos
<- (x, y); pmotion x y
6931 method leave = state.mpos
<- (-1, -1)
6932 method quit
= raise Quit
6933 end) conf.winw conf.winh
(platform = Posx
) in
6938 List.exists
GlMisc.check_extension
6939 [ "GL_ARB_texture_rectangle"
6940 ; "GL_EXT_texture_recangle"
6941 ; "GL_NV_texture_rectangle" ]
6943 then (prerr_endline
"OpenGL does not suppport rectangular textures"; exit
1);
6946 match Ne.pipe () with
6948 Printf.eprintf
"pipe/crsw failed: %s" (Printexc.to_string exn
);
6952 match Ne.pipe () with
6954 Printf.eprintf
"pipe/srcw failed: %s" (Printexc.to_string exn
);
6964 setcheckers conf.checkers
;
6968 conf.angle
, conf.proportional
, (conf.trimmargins
, conf.trimfuzz
),
6969 conf.texcount
, conf.sliceheight
, conf.mustoresize
, conf.colorspace
,
6970 !Config.fontpath, !trimcachepath
6974 state.text <- "Opening " ^
(mbtoutf8
state.path);
6976 opendoc state.path state.password
;
6979 Sys.set_signal
Sys.sighup
(Sys.Signal_handle
(fun _ -> reload ()));
6981 let rec loop deadline
=
6983 match state.errfd
with
6984 | None
-> [state.sr
; state.wsfd]
6985 | Some fd
-> [state.sr
; state.wsfd; fd
]
6989 state.redisplay
<- false;
6996 if deadline
= infinity
6998 else max
0.0 (deadline
-. now)
7003 try Unix.select
r [] [] timeout
7004 with Unix.Unix_error
(Unix.EINTR
, _, _) -> [], [], []
7010 if state.ghyll
== noghyll
7012 match state.autoscroll
with
7013 | Some step
when step
!= 0 ->
7014 let y = state.y + step
in
7018 else if y >= state.maxy then 0 else y
7021 if state.mode = View
7022 then state.text <- "";
7025 else deadline
+. 0.01
7030 let rec checkfds = function
7032 | fd
:: rest
when fd
= state.sr
->
7033 let cmd = readcmd state.sr
in
7037 | fd
:: rest
when fd
= state.wsfd ->
7042 let s = String.create
80 in
7043 let n = Unix.read fd
s 0 80 in
7044 if conf.redirectstderr
7046 Buffer.add_substring
state.errmsgs
s 0 n;
7047 state.newerrmsgs
<- true;
7048 state.redisplay
<- true;
7051 prerr_string
(String.sub
s 0 n);
7059 if deadline
= infinity
7063 match state.autoscroll
with
7064 | Some step
when step
!= 0 -> deadline1
7065 | _ -> if state.ghyll
== noghyll then infinity
else deadline1