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
)
28 and proportional
= bool
29 and trimmargins
= bool
30 and interpagespace
= int
38 and irect
= (int * int * int * int)
39 and trimparams
= (trimmargins
* irect
)
40 and colorspace
= | Rgb
| Bgr
| Gray
49 | LDfirstvisible
of (int * int * int)
64 | KMmulti
of key list
* key list
66 and keyhash
= (key
, keymap
) Hashtbl.t
69 | KSinto
of (key list
* key list
)
72 type platform
= | Punknown
| Plinux
| Posx
| Psun
| Pfreebsd
73 | Pdragonflybsd
| Popenbsd
| Pnetbsd
| Pcygwin
;;
75 type pipe
= (Unix.file_descr
* Unix.file_descr
);;
77 external init
: pipe
-> params
-> unit = "ml_init";;
78 external seltext
: string -> (int * int * int * int) -> unit = "ml_seltext";;
79 external copysel
: string -> opaque
-> unit = "ml_copysel";;
80 external getpdimrect
: int -> float array
= "ml_getpdimrect";;
81 external whatsunder
: string -> int -> int -> under
= "ml_whatsunder";;
82 external zoomforh
: int -> int -> int -> float = "ml_zoom_for_height";;
83 external drawstr
: int -> int -> int -> string -> float = "ml_draw_string";;
84 external measurestr
: int -> string -> float = "ml_measure_string";;
85 external getmaxw
: unit -> float = "ml_getmaxw";;
86 external postprocess
: opaque
-> int -> int -> int -> int -> int =
88 external pagebbox
: opaque
-> (int * int * int * int) = "ml_getpagebox";;
89 external platform
: unit -> platform
= "ml_platform";;
90 external setaalevel
: int -> unit = "ml_setaalevel";;
91 external realloctexts
: int -> bool = "ml_realloctexts";;
92 external cloexec
: Unix.file_descr
-> unit = "ml_cloexec";;
93 external findlink
: opaque
-> linkdir
-> link
= "ml_findlink";;
94 external getlink
: opaque
-> int -> under
= "ml_getlink";;
95 external getlinkrect
: opaque
-> int -> irect
= "ml_getlinkrect";;
96 external getlinkcount
: opaque
-> int = "ml_getlinkcount";;
97 external findpwl
: int -> int -> pagewithlinks
= "ml_find_page_with_links"
99 let platform_to_string = function
100 | Punknown
-> "unknown"
104 | Pfreebsd
-> "FreeBSD"
105 | Pdragonflybsd
-> "DragonflyBSD"
106 | Popenbsd
-> "OpenBSD"
107 | Pnetbsd
-> "NetBSD"
108 | Pcygwin
-> "Cygwin"
111 let platform = platform ();;
117 and tileparams
= (x
* y
* width
* height
* tilex
* tiley
)
120 external drawtile
: tileparams
-> opaque
-> unit = "ml_drawtile";;
122 type mpos
= int * int
124 | Msel
of (mpos
* mpos
)
126 | Mscrolly
| Mscrollx
127 | Mzoom
of (int * int)
128 | Mzoomrect
of (mpos
* mpos
)
132 type textentry
= string * string * onhist
option * onkey
* ondone
133 and onkey
= string -> int -> te
134 and ondone
= string -> unit
135 and histcancel
= unit -> unit
136 and onhist
= ((histcmd
-> string) * histcancel
)
137 and histcmd
= HCnext
| HCprev
| HCfirst
| HClast
142 | TEswitch
of textentry
153 let bound v minv maxv
=
154 max minv
(min maxv v
);
158 { store
= Array.create n v
165 let drawstring size x y s
=
167 Gl.enable `texture_2d
;
168 GlFunc.blend_func `src_alpha `one_minus_src_alpha
;
169 ignore
(drawstr size x y s
);
171 Gl.disable `texture_2d
;
174 let drawstring1 size x y s
=
178 let drawstring2 size x y fmt
=
179 Printf.kprintf
(drawstring size
(x
+1) (y
+size
+1)) fmt
182 let cbcap b
= Array.length b
.store
;;
187 b
.wc
<- (b
.wc
+ 1) mod cap;
189 b
.len
<- min
(b
.len
+ 1) cap;
192 let cbempty b
= b
.len
= 0;;
194 let cbgetg b circular dir
=
198 let rc = b
.rc + dir
in
210 else max
0 (min
rc (b
.len
-1))
216 let cbget b
= cbgetg b
false;;
217 let cbgetc b
= cbgetg b
true;;
234 dolog "l %d dim=%d {" l
.pageno l
.pagedimno
;
235 dolog " WxH %dx%d" l
.pagew l
.pageh
;
236 dolog " vWxH %dx%d" l
.pagevw l
.pagevh
;
237 dolog " pagex,y %d,%d" l
.pagex l
.pagey
;
238 dolog " dispx,y %d,%d" l
.pagedispx l
.pagedispy
;
242 let debugrect (x0
, y0
, x1
, y1
, x2
, y2
, x3
, y3
) =
244 dolog " x0,y0=(% f, % f)" x0 y0
;
245 dolog " x1,y1=(% f, % f)" x1 y1
;
246 dolog " x2,y2=(% f, % f)" x2 y2
;
247 dolog " x3,y3=(% f, % f)" x3 y3
;
251 type multicolumns
= multicol
* pagegeom
252 and splitcolumns
= columncount
* pagegeom
253 and pagegeom
= ((pdimno
* x
* y
* (pageno
* width
* height
* leftx
)) array
)
254 and multicol
= columncount
* covercount
* covercount
256 and columncount
= int
257 and covercount
= int;;
260 { mutable scrollbw
: int
261 ; mutable scrollh
: int
262 ; mutable icase
: bool
263 ; mutable preload
: bool
264 ; mutable pagebias
: int
265 ; mutable verbose
: bool
266 ; mutable debug
: bool
267 ; mutable scrollstep
: int
268 ; mutable maxhfit
: bool
269 ; mutable crophack
: bool
270 ; mutable autoscrollstep
: int
271 ; mutable maxwait
: float option
272 ; mutable hlinks
: bool
273 ; mutable underinfo
: bool
274 ; mutable interpagespace
: interpagespace
275 ; mutable zoom
: float
276 ; mutable presentation
: bool
277 ; mutable angle
: angle
280 ; mutable savebmarks
: bool
281 ; mutable proportional
: proportional
282 ; mutable trimmargins
: trimmargins
283 ; mutable trimfuzz
: irect
284 ; mutable memlimit
: memsize
285 ; mutable texcount
: texcount
286 ; mutable sliceheight
: sliceheight
287 ; mutable thumbw
: width
288 ; mutable jumpback
: bool
289 ; mutable bgcolor
: float * float * float
290 ; mutable bedefault
: bool
291 ; mutable scrollbarinpm
: bool
292 ; mutable tilew
: int
293 ; mutable tileh
: int
294 ; mutable mustoresize
: memsize
295 ; mutable checkers
: bool
296 ; mutable aalevel
: int
297 ; mutable urilauncher
: string
298 ; mutable pathlauncher
: string
299 ; mutable colorspace
: colorspace
300 ; mutable invert
: bool
301 ; mutable colorscale
: float
302 ; mutable redirectstderr
: bool
303 ; mutable ghyllscroll
: (int * int * int) option
304 ; mutable columns
: columns
305 ; mutable beyecolumns
: columncount
option
306 ; mutable selcmd
: string
307 ; mutable updatecurs
: bool
308 ; mutable keyhashes
: (string * keyhash
) list
312 | Cmulti
of multicolumns
313 | Csplit
of splitcolumns
316 type anchor
= pageno
* top
;;
318 type outline
= string * int * anchor
;;
320 type rect
= float * float * float * float * float * float * float * float;;
322 type tile
= opaque
* pixmapsize
* elapsed
323 and elapsed
= float;;
324 type pagemapkey
= pageno
* gen
;;
325 type tilemapkey
= pageno
* gen
* colorspace
* angle
* width
* height
* col
* row
329 let emptyanchor = (0, 0.0);;
331 type infochange
= | Memused
| Docinfo
| Pdim
;;
333 class type uioh
= object
334 method display
: unit
335 method key
: int -> int -> uioh
336 method button
: int -> bool -> int -> int -> int -> uioh
337 method motion
: int -> int -> uioh
338 method pmotion
: int -> int -> uioh
339 method infochanged
: infochange
-> unit
340 method scrollpw
: (int * float * float)
341 method scrollph
: (int * float * float)
342 method modehash
: keyhash
346 | Birdseye
of (conf
* leftx
* pageno
* pageno
* anchor
)
347 | Textentry
of (textentry
* onleave
)
349 | LinkNav
of linktarget
350 and onleave
= leavetextentrystatus
-> unit
351 and leavetextentrystatus
= | Cancel
| Confirm
352 and helpitem
= string * int * action
355 | Action
of (uioh
-> uioh
)
357 | Ltexact
of (pageno
* int)
361 let isbirdseye = function Birdseye _
-> true | _
-> false;;
362 let istextentry = function Textentry _
-> true | _
-> false;;
366 | Loading
of (page
* gen
)
368 page
* opaque
* colorspace
* angle
* gen
* col
* row
* width
* height
370 | Outlining
of outline list
373 let emptykeyhash = Hashtbl.create
0;;
374 let nouioh : uioh
= object (self
)
376 method key _ _
= self
377 method button _ _ _ _ _
= self
378 method motion _ _
= self
379 method pmotion _ _
= self
380 method infochanged _
= ()
381 method scrollpw
= (0, nan
, nan
)
382 method scrollph
= (0, nan
, nan
)
383 method modehash
= emptykeyhash
387 { mutable sr
: Unix.file_descr
388 ; mutable sw
: Unix.file_descr
389 ; mutable wsfd
: Unix.file_descr
390 ; mutable errfd
: Unix.file_descr
option
391 ; mutable stderr
: Unix.file_descr
392 ; mutable errmsgs
: Buffer.t
393 ; mutable newerrmsgs
: bool
397 ; mutable scrollw
: int
398 ; mutable hscrollh
: int
399 ; mutable anchor
: anchor
400 ; mutable ranchors
: (string * string * anchor
) list
402 ; mutable layout
: page list
403 ; pagemap
: (pagemapkey
, opaque
) Hashtbl.t
404 ; tilemap
: (tilemapkey
, tile
) Hashtbl.t
405 ; tilelru
: (tilemapkey
* opaque
* pixmapsize
) Queue.t
406 ; mutable pdims
: (pageno
* width
* height
* leftx
) list
407 ; mutable pagecount
: int
408 ; mutable currently
: currently
409 ; mutable mstate
: mstate
410 ; mutable searchpattern
: string
411 ; mutable rects
: (pageno
* recttype
* rect
) list
412 ; mutable rects1
: (pageno
* recttype
* rect
) list
413 ; mutable text
: string
414 ; mutable fullscreen
: (width
* height
) option
415 ; mutable mode
: mode
416 ; mutable uioh
: uioh
417 ; mutable outlines
: outline array
418 ; mutable bookmarks
: outline list
419 ; mutable path
: string
420 ; mutable password
: string
421 ; mutable geomcmds
: (string * ((string * (unit -> unit)) list
))
422 ; mutable memused
: memsize
424 ; mutable throttle
: (page list
* int * float) option
425 ; mutable autoscroll
: int option
426 ; mutable ghyll
: (int option -> unit)
427 ; mutable help
: helpitem array
428 ; mutable docinfo
: (int * string) list
429 ; mutable texid
: GlTex.texture_id
option
431 ; mutable prevzoom
: float
432 ; mutable progress
: float
433 ; mutable redisplay
: bool
434 ; mutable mpos
: mpos
435 ; mutable keystate
: keystate
436 ; mutable glinks
: bool
439 { pat
: string circbuf
440 ; pag
: string circbuf
441 ; nav
: anchor circbuf
442 ; sel
: string circbuf
463 ; presentation
= false
468 ; proportional
= true
469 ; trimmargins
= false
470 ; trimfuzz
= (0,0,0,0)
471 ; memlimit
= 32 lsl 20
476 ; bgcolor
= (0.5, 0.5, 0.5)
478 ; scrollbarinpm
= true
481 ; mustoresize
= 256 lsl 20
486 | Plinux
| Pfreebsd
| Pdragonflybsd
487 | Popenbsd
| Pnetbsd
| Psun
-> "xdg-open \"%s\""
488 | Posx
-> "open \"%s\""
489 | Pcygwin
-> "cygstart %s"
490 | Punknown
-> "echo %s")
491 ; pathlauncher
= "lp \"%s\""
494 | Plinux
| Pfreebsd
| Pdragonflybsd
495 | Popenbsd
| Pnetbsd
| Psun
-> "xsel -i"
502 ; redirectstderr
= false
508 let mk n
= (n
, Hashtbl.create
1) in
521 let findkeyhash c name
=
522 try List.assoc name c
.keyhashes
523 with Not_found
-> failwith
("invalid mode name `" ^ name ^
"'")
526 let conf = { defconf with angle
= defconf.angle
};;
529 { mutable fontsize
: int
530 ; mutable wwidth
: float
531 ; mutable maxrows
: int
543 fstate.fontsize
<- n
;
544 fstate.wwidth
<- measurestr
fstate.fontsize
"w";
545 fstate.maxrows
<- (conf.winh
- fstate.fontsize
- 1) / (fstate.fontsize
+ 1);
549 let colonpos = try String.index s '
:'
with Not_found
-> -1 in
550 let len = String.length s
in
551 if colonpos >= 0 && colonpos + 3 < len
553 if s
.[colonpos+1] = '
/'
&& s
.[colonpos+2] = '
/'
556 try String.rindex_from s
colonpos ' '
560 String.sub s
(schemestartpos+1) (colonpos-1-schemestartpos)
563 | "http" | "ftp" | "mailto" ->
565 try String.index_from s
colonpos ' '
566 with Not_found
-> len
568 String.sub s
(schemestartpos+1) (epos-1-schemestartpos)
576 let shell, farg
= "/bin/sh", "-c" in
578 let args = [|shell; farg
; s
|] in
579 ignore
(Unix.create_process
shell args Unix.stdin
Unix.stdout
Unix.stderr
)
583 if String.length
conf.urilauncher
= 0
584 then print_endline uri
586 let url = geturl uri
in
587 if String.length
url = 0
588 then print_endline uri
590 let re = Str.regexp
"%s" in
591 let command = Str.global_replace
re url conf.urilauncher
in
595 "failed to execute `%s': %s\n" command (Printexc.to_string exn
);
601 Printf.sprintf
"llpp version %s (%s/%dbit, ocaml %s)" Help.version
602 (platform_to_string platform) Sys.word_size
Sys.ocaml_version
606 let strings = version () :: "" :: Help.keys
in
609 let url = geturl s
in
610 if String.length
url > 0
611 then (s
, 0, Action
(fun u
-> gotouri url; u
))
612 else (s
, 0, Noaction
)
617 let firstgeomcmds = "", [];;
624 ; stderr
= Unix.stderr
625 ; errmsgs
= Buffer.create
0
632 ; anchor
= emptyanchor
636 ; tilelru
= Queue.create
()
637 ; pagemap
= Hashtbl.create
10
638 ; tilemap
= Hashtbl.create
10
653 ; geomcmds
= firstgeomcmds
655 { nav
= cbnew 10 (0, 0.0)
681 Printf.kprintf prerr_endline fmt
683 Printf.kprintf ignore fmt
687 if String.length
conf.pathlauncher
= 0
688 then print_endline
state.path
690 let re = Str.regexp
"%s" in
691 let command = Str.global_replace
re state.path
conf.pathlauncher
in
695 "failed to execute `%s': %s\n" command (Printexc.to_string exn
);
700 let redirectstderr () =
701 if conf.redirectstderr
703 let rfd, wfd
= Unix.pipe
() in
704 state.stderr
<- Unix.dup
Unix.stderr
;
705 state.errfd
<- Some
rfd;
706 Unix.dup2 wfd
Unix.stderr
;
708 state.newerrmsgs
<- false;
709 begin match state.errfd
with
712 Unix.dup2
state.stderr
Unix.stderr
;
716 prerr_string
(Buffer.contents
state.errmsgs
);
718 Buffer.clear
state.errmsgs
;
724 let postRedisplay who
=
726 then prerr_endline
("redisplay for " ^ who
);
727 state.redisplay
<- true;
731 let getopaque pageno
=
732 try Some
(Hashtbl.find
state.pagemap
(pageno
, state.gen
))
733 with Not_found
-> None
736 let putopaque pageno opaque
=
737 Hashtbl.replace
state.pagemap
(pageno
, state.gen
) opaque
740 let pagetranslatepoint l x y
=
741 let dy = y
- l
.pagedispy
in
742 let y = dy + l
.pagey
in
743 let dx = x
- l
.pagedispx
in
744 let x = dx + l
.pagex
in
751 begin match getopaque l
.pageno
with
753 let x0 = l
.pagedispx
in
754 let x1 = x0 + l
.pagevw
in
755 let y0 = l
.pagedispy
in
756 let y1 = y0 + l
.pagevh
in
757 if y >= y0 && y <= y1 && x >= x0 && x <= x1
759 let px, py
= pagetranslatepoint l
x y in
760 match whatsunder opaque
px py
with
773 state.text
<- Printf.sprintf
"%c%s" c s
;
774 G.postRedisplay "showtext";
777 let updateunder x y =
778 match getunder x y with
779 | Unone
-> Wsi.setcursor
Wsi.CURSOR_INHERIT
781 if conf.underinfo
then showtext 'u'
("ri: " ^ uri
);
782 Wsi.setcursor
Wsi.CURSOR_INFO
783 | Ulinkgoto
(page
, _
) ->
785 then showtext 'p'
("age: " ^ string_of_int
(page
+1));
786 Wsi.setcursor
Wsi.CURSOR_INFO
788 if conf.underinfo
then showtext '
f'
("ont: " ^ s
);
789 Wsi.setcursor
Wsi.CURSOR_TEXT
791 if conf.underinfo
then showtext 'u'
("nexpected: " ^ s
);
792 Wsi.setcursor
Wsi.CURSOR_INHERIT
794 if conf.underinfo
then showtext 'l'
("aunch: " ^ s
);
795 Wsi.setcursor
Wsi.CURSOR_INHERIT
797 if conf.underinfo
then showtext 'n'
("amed: " ^ s
);
798 Wsi.setcursor
Wsi.CURSOR_INHERIT
799 | Uremote
(filename
, pageno
) ->
800 if conf.underinfo
then showtext 'r'
801 (Printf.sprintf
"emote: %s (%d)" filename pageno
);
802 Wsi.setcursor
Wsi.CURSOR_INFO
805 let showlinktype under
=
811 showtext 'u'
("ri: " ^ uri
)
812 | Ulinkgoto
(page
, _
) ->
813 showtext 'p'
("age: " ^ string_of_int
(page
+1));
815 showtext '
f'
("ont: " ^ s
);
817 showtext 'u'
("nexpected: " ^ s
);
819 showtext 'l'
("aunch: " ^ s
);
821 showtext 'n'
("amed: " ^ s
);
822 | Uremote
(filename
, pageno
) ->
823 showtext 'r'
(Printf.sprintf
"emote: %s (%d)" filename pageno
);
827 let b = Buffer.create
(String.length s
+ 1) in
828 Buffer.add_string
b s
;
833 let colorspace_of_string s
=
834 match String.lowercase s
with
838 | _
-> failwith
"invalid colorspace"
841 let int_of_colorspace = function
847 let colorspace_of_int = function
851 | n
-> failwith
("invalid colorspace index " ^ string_of_int n
)
854 let colorspace_to_string = function
860 let intentry_with_suffix text key
=
862 if key
>= 32 && key
< 127
866 match Char.lowercase
c with
868 let text = addchar text c in
872 let text = addchar text c in
876 state.text <- Printf.sprintf
"invalid char (%d, `%c')" key
c;
880 let multicolumns_to_string (n
, a
, b) =
882 then Printf.sprintf
"%d" n
883 else Printf.sprintf
"%d,%d,%d" n a
b;
886 let multicolumns_of_string s
=
888 (int_of_string s
, 0, 0)
890 Scanf.sscanf s
"%u,%u,%u" (fun n a
b -> (n
, a
, b));
895 let n = Unix.read fd
s 0 4 in
896 if n != 4 then failwith
"incomplete read(len)";
898 lor (Char.code
s.[0] lsl 24)
899 lor (Char.code
s.[1] lsl 16)
900 lor (Char.code
s.[2] lsl 8)
901 lor (Char.code
s.[3] lsl 0)
903 let s = String.create
len in
904 let n = Unix.read fd
s 0 len in
905 if n != len then failwith
"incomplete read(data)";
909 let btod b = if b then 1 else 0;;
912 let b = Buffer.create
16 in
913 Buffer.add_string
b "llll";
916 let s = Buffer.contents
b in
917 let n = String.length
s in
919 (* dolog "wcmd %S" (String.sub s 4 len); *)
920 s.[0] <- Char.chr
((len lsr 24) land 0xff);
921 s.[1] <- Char.chr
((len lsr 16) land 0xff);
922 s.[2] <- Char.chr
((len lsr 8) land 0xff);
923 s.[3] <- Char.chr
(len land 0xff);
924 let n'
= Unix.write
state.sw
s 0 n in
925 if n'
!= n then failwith
"write failed";
932 let d = conf.winh
- h
in
939 let rec f pn ph pi fh l
=
941 | (n, _
, h
, _
) :: rest
->
942 let ips = calcips h
in
947 if isbirdseye state.mode
&& pn
= 0
952 let fh = fh + ((n - pn
) * (ph
+ pi
)) in
957 if conf.presentation
|| (isbirdseye state.mode
&& pn
= 0)
961 let fh = fh + ((state.pagecount
- pn
) * (ph
+ pi
)) + inc in
964 let fh = f 0 0 0 0 state.pdims
in
969 match conf.columns
with
970 | Csingle
-> calcheight ()
972 if Array.length
b > 0
974 let (_
, _
, y, (_
, _
, h
, _
)) = b.(Array.length
b - 1) in
978 if Array.length
b > 0
980 let (_
, _
, y, (_
, _
, h
, _
)) = b.(Array.length
b - 1) in
985 let getpageyh pageno
=
986 let rec f pn ph pi
y l
=
988 | (n, _
, h
, _
) :: rest
->
989 let ips = calcips h
in
992 let h = if n = pageno
then h else ph
in
993 if conf.presentation
&& n = pageno
995 y + (pageno
- pn
) * (ph
+ pi
) + pi
, h
997 y + (pageno
- pn
) * (ph
+ pi
), h
999 let y = y + (if conf.presentation
then pi
else 0) in
1000 let y = y + (n - pn
) * (ph
+ pi
) in
1004 y + (pageno
- pn
) * (ph
+ pi
), ph
1006 f 0 0 0 0 state.pdims
1009 let getpageyh pageno
=
1010 match conf.columns
with
1011 | Csingle
-> getpageyh pageno
1013 let (_
, _
, y, (_
, _
, h, _
)) = b.(pageno
) in
1015 | Csplit _
-> getpageyh pageno
1018 let getpagedim pageno
=
1021 | (n, _
, _
, _
) as pdim
:: rest
->
1023 then (if n = pageno
then pdim
else ppdim
)
1028 f (-1, -1, -1, -1) state.pdims
1031 let getpagey pageno
= fst
(getpageyh pageno
);;
1033 let nogeomcmds cmds
=
1035 | s, [] -> String.length
s = 0
1040 let sh = sh - state.hscrollh
in
1041 let rec f ~pageno ~pdimno ~prev ~py ~
dy ~pdims ~accu
=
1042 let ((w
, h, ips, xoff
) as curr
), rest
, pdimno
, yinc
=
1044 | (pageno'
, w
, h, xoff
) :: rest
when pageno'
= pageno
->
1045 let ips = calcips h in
1047 if conf.presentation
|| (isbirdseye state.mode
&& pageno
= 0)
1051 (w
, h, ips, xoff
), rest
, pdimno
+ 1, yinc
1053 prev
, pdims
, pdimno
, 0
1055 let dy = dy + yinc in
1056 let py = py + yinc in
1057 if pageno
= state.pagecount
|| dy >= sh
1062 if py + h <= vy - yinc
1064 let py = py + h + ips in
1065 let dy = max
0 (py - y) in
1066 f ~pageno
:(pageno
+1)
1074 let pagey = vy - py in
1075 let pagevh = h - pagey in
1076 let pagevh = min
(sh - dy) pagevh in
1077 let off = if yinc > 0 then py - vy else 0 in
1078 let py = py + h + ips in
1081 if state.w
< conf.winw
- state.scrollw
1082 then (conf.winw
- state.scrollw
- state.w
) / 2
1085 let dispx = xoff + state.x in
1091 let lw = w
- pagex in
1092 min
lw (conf.winw
- state.scrollw
)
1096 ; pagedimno
= pdimno
1100 ; pagey = pagey + off
1102 ; pagevh = pagevh - off
1104 ; pagedispy
= dy + off
1107 let accu = e :: accu in
1108 f ~pageno
:(pageno
+1)
1129 let layoutN ((columns
, coverA
, coverB
), b) y sh =
1130 let sh = sh - state.hscrollh
in
1131 let rec fold accu n =
1132 if n = Array.length
b
1135 let pdimno, dx, vy, (_
, w
, h, xoff) = b.(n) in
1138 || n = state.pagecount
- coverB
1139 || (n - coverA
) mod columns
= columns
- 1)
1145 let pagey = max
0 (y - vy) in
1146 let pagedispy = if pagey > 0 then 0 else vy - y in
1147 let pagedispx, pagex =
1149 if n = coverA
- 1 || n = state.pagecount
- coverB
1150 then state.x + (conf.winw
- state.scrollw
- w
) / 2
1151 else dx + xoff + state.x
1158 let vw = conf.winw
- state.scrollw
- pagedispx in
1159 let pw = w
- pagex in
1162 let pagevh = min
(h - pagey) (sh - pagedispy) in
1163 if pagevw > 0 && pagevh > 0
1167 ; pagedimno
= pdimno
1174 ; pagedispx = pagedispx
1175 ; pagedispy = pagedispy
1186 List.rev
(fold [] 0)
1189 let layoutS (columns
, b) y sh =
1190 let sh = sh - state.hscrollh
in
1191 let rec fold accu n =
1192 if n = Array.length
b
1195 let pdimno, px, vy, (_
, pagew
, pageh
, xoff) = b.(n) in
1202 let x = xoff + state.x in
1203 let pagey = max
0 (y - vy) in
1204 let pagedispy = if pagey > 0 then 0 else vy - y in
1205 let pagedispx, pagex =
1207 then 0, max
0 (px + x)
1211 let vw = conf.winw
- pagedispx - state.scrollw
in
1212 let pw = pagew
- pagex in
1215 let pagevw = min
pagevw (pagew
/columns
) in
1216 let pagevh = min
(pageh
- pagey) (sh - pagedispy) in
1217 if pagevw > 0 && pagevh > 0
1220 { pageno
= n/columns
1221 ; pagedimno
= pdimno
1228 ; pagedispx = pagedispx
1229 ; pagedispy = pagedispy
1240 List.rev
(fold [] 0)
1244 if nogeomcmds state.geomcmds
1246 match conf.columns
with
1247 | Csingle
-> layout1 y sh
1248 | Cmulti
c -> layoutN c y sh
1249 | Csplit
s -> layoutS s y sh
1254 let y = state.y + incr
in
1256 let y = min
y (state.maxy
- (if conf.maxhfit
then conf.winh
else 0)) in
1261 let tilex = l
.pagex mod conf.tilew
in
1262 let tiley = l
.pagey mod conf.tileh
in
1264 let col = l
.pagex / conf.tilew
in
1265 let row = l
.pagey / conf.tileh
in
1267 let rec rowloop row y0 dispy
h =
1271 let dh = conf.tileh
- y0 in
1272 let dh = min
h dh in
1273 let rec colloop col x0 dispx w
=
1277 let dw = conf.tilew
- x0 in
1278 let dw = min w
dw in
1280 f col row dispx dispy
x0 y0 dw dh;
1281 colloop (col+1) 0 (dispx+dw) (w
-dw)
1284 colloop col tilex l
.pagedispx l
.pagevw;
1285 rowloop (row+1) 0 (dispy
+dh) (h-dh)
1288 if l
.pagevw > 0 && l
.pagevh > 0
1289 then rowloop row tiley l
.pagedispy l
.pagevh;
1292 let gettileopaque l
col row =
1294 l
.pageno
, state.gen
, conf.colorspace
, conf.angle
, l
.pagew
, l
.pageh
, col, row
1296 try Some
(Hashtbl.find
state.tilemap
key)
1297 with Not_found
-> None
1300 let puttileopaque l
col row gen colorspace angle opaque size elapsed
=
1301 let key = l
.pageno
, gen
, colorspace
, angle
, l
.pagew
, l
.pageh
, col, row in
1302 Hashtbl.add
state.tilemap
key (opaque
, size
, elapsed
)
1305 let drawtiles l color
=
1307 let f col row x y tilex tiley w
h =
1308 match gettileopaque l
col row with
1309 | Some
(opaque
, _
, t
) ->
1310 let params = x, y, w
, h, tilex, tiley in
1314 GlFunc.blend_func `zero `one_minus_src_color
;
1316 drawtile
params opaque
;
1318 then Gl.disable `blend
;
1321 let s = Printf.sprintf
1325 let w = measurestr
fstate.fontsize
s in
1326 GlMisc.push_attrib
[`current
];
1327 GlDraw.color
(0.0, 0.0, 0.0);
1329 (float (x-2), float (y-2))
1330 (float (x+2) +. w, float (y + fstate.fontsize
+ 2));
1331 GlDraw.color
(1.0, 1.0, 1.0);
1332 drawstring fstate.fontsize
x (y + fstate.fontsize
- 1) s;
1333 GlMisc.pop_attrib
();
1338 let lw = conf.winw
- state.scrollw
- x in
1341 let lh = conf.winh
- y in
1344 Gl.enable `texture_2d
;
1345 begin match state.texid
with
1347 GlTex.bind_texture `texture_2d id
;
1350 and x1 = float (x+w)
1351 and y1 = float (y+h) in
1353 let tw = float w /. 64.0
1354 and th
= float h /. 64.0 in
1355 let tx0 = float tilex /. 64.0
1356 and ty0
= float tiley /. 64.0 in
1358 and ty1
= ty0
+. th
in
1359 GlDraw.begins `quads
;
1360 GlTex.coord2
(tx0, ty0
); GlDraw.vertex2
(x0, y0);
1361 GlTex.coord2
(tx0, ty1
); GlDraw.vertex2
(x0, y1);
1362 GlTex.coord2
(tx1, ty1
); GlDraw.vertex2
(x1, y1);
1363 GlTex.coord2
(tx1, ty0
); GlDraw.vertex2
(x1, y0);
1366 Gl.disable `texture_2d
;
1368 GlDraw.color
(1.0, 1.0, 1.0);
1371 (float (x+w), float (y+h));
1373 if w > 128 && h > fstate.fontsize
+ 10
1375 GlDraw.color
(0.0, 0.0, 0.0);
1378 then (col*conf.tilew
, row*conf.tileh
)
1381 drawstring2 fstate.fontsize
x y "Loading %d [%d,%d]" l
.pageno
c r
;
1388 let pagevisible layout n = List.exists
(fun l
-> l
.pageno
= n) layout;;
1390 let tilevisible1 l
x y =
1392 and ax1
= l
.pagex + l
.pagevw
1394 and ay1
= l
.pagey + l
.pagevh in
1398 let bx1 = min
(bx0 + conf.tilew
) l
.pagew
1399 and by1
= min
(by0
+ conf.tileh
) l
.pageh
in
1401 let rx0 = max
ax0 bx0
1402 and ry0
= max ay0 by0
1403 and rx1
= min ax1
bx1
1404 and ry1
= min ay1 by1
in
1406 let nonemptyintersection = rx1
> rx0 && ry1
> ry0
in
1407 nonemptyintersection
1410 let tilevisible layout n x y =
1411 let rec findpageinlayout = function
1412 | l
:: _
when l
.pageno
= n -> tilevisible1 l
x y
1413 | _
:: rest
-> findpageinlayout rest
1416 findpageinlayout layout
1419 let tileready l
x y =
1420 tilevisible1 l
x y &&
1421 gettileopaque l
(x/conf.tilew
) (y/conf.tileh
) != None
1424 let tilepage n p
layout =
1425 let rec loop = function
1429 let f col row _ _ _ _ _ _
=
1430 if state.currently
= Idle
1432 match gettileopaque l
col row with
1435 let x = col*conf.tilew
1436 and y = row*conf.tileh
in
1438 let w = l
.pagew
- x in
1442 let h = l
.pageh
- y in
1445 wcmd "tile %s %d %d %d %d" p
x y w h;
1448 l
, p
, conf.colorspace
, conf.angle
, state.gen
, col, row,
1449 conf.tilew
, conf.tileh
1458 if nogeomcmds state.geomcmds
1462 let preloadlayout visiblepages
=
1463 let presentation = conf.presentation in
1464 let interpagespace = conf.interpagespace in
1465 let maxy = state.maxy in
1466 conf.presentation <- false;
1467 conf.interpagespace <- 0;
1468 state.maxy <- calcheight ();
1470 match visiblepages
with
1472 | l
:: _
-> getpagey l
.pageno
+ l
.pagey
1474 let y = if y < conf.winh
then 0 else y - conf.winh
in
1475 let h = state.y - y + conf.winh
*3 in
1476 let pages = layout y h in
1477 conf.presentation <- presentation;
1478 conf.interpagespace <- interpagespace;
1484 let rec loop pages =
1485 if state.currently
!= Idle
1490 begin match getopaque l
.pageno
with
1492 wcmd "page %d %d" l
.pageno l
.pagedimno
;
1493 state.currently
<- Loading
(l
, state.gen
);
1495 tilepage l
.pageno opaque
pages;
1500 if nogeomcmds state.geomcmds
1506 if conf.preload && state.currently
= Idle
1507 then load (preloadlayout pages);
1510 let layoutready layout =
1511 let rec fold all ls
=
1512 all
&& match ls
with
1514 let seen = ref false in
1515 let allvisible = ref true in
1516 let foo col row _ _ _ _ _ _
=
1518 allvisible := !allvisible &&
1519 begin match gettileopaque l
col row with
1525 fold (!seen && !allvisible) rest
1528 let alltilesvisible = fold true layout in
1533 let y = bound y 0 state.maxy in
1534 let y, layout, proceed
=
1535 match conf.maxwait
with
1536 | Some time
when state.ghyll
== noghyll ->
1537 begin match state.throttle
with
1539 let layout = layout y conf.winh
in
1540 let ready = layoutready layout in
1544 state.throttle
<- Some
(layout, y, now ());
1546 else G.postRedisplay "gotoy showall (None)";
1548 | Some
(_
, _
, started
) ->
1549 let dt = now () -. started
in
1552 state.throttle
<- None
;
1553 let layout = layout y conf.winh
in
1555 G.postRedisplay "maxwait";
1562 let layout = layout y conf.winh
in
1563 if true || layoutready layout
1564 then G.postRedisplay "gotoy ready";
1570 state.layout <- layout;
1571 begin match state.mode
with
1572 | LinkNav
(Ltexact
(pageno
, linkno
)) ->
1573 let rec loop = function
1575 state.mode
<- LinkNav
(Ltgendir
0)
1576 | l
:: _
when l
.pageno
= pageno
->
1577 begin match getopaque pageno
with
1579 state.mode
<- LinkNav
(Ltgendir
0)
1581 let x0, y0, x1, y1 = getlinkrect opaque linkno
in
1582 if not
(x0 >= l
.pagex && x1 <= l
.pagex + l
.pagevw
1583 && y0 >= l
.pagey && y1 <= l
.pagey + l
.pagevh)
1584 then state.mode
<- LinkNav
(Ltgendir
0)
1586 | _
:: rest
-> loop rest
1591 begin match state.mode
with
1592 | Birdseye
(conf, leftx
, pageno
, hooverpageno
, anchor
) ->
1593 if not
(pagevisible layout pageno
)
1595 match state.layout with
1598 state.mode
<- Birdseye
(
1599 conf, leftx
, l
.pageno
, hooverpageno
, anchor
1602 | LinkNav
(Ltgendir dir
as lt
) ->
1604 let rec loop = function
1607 match getopaque l
.pageno
with
1613 then LDfirstvisible
(l
.pagex, l
.pagey, dir
)
1615 if dir
> 0 then LDfirst
else LDlast
1621 | Lnotfound
-> loop rest
1623 showlinktype (getlink opaque
n);
1624 Ltexact
(l
.pageno
, n)
1628 state.mode
<- LinkNav
linknav
1633 state.ghyll
<- noghyll;
1636 let mx, my
= state.mpos
in
1641 let conttiling pageno opaque
=
1642 tilepage pageno opaque
1643 (if conf.preload then preloadlayout state.layout else state.layout)
1646 let gotoy_and_clear_text y =
1647 if not
conf.verbose
then state.text <- "";
1652 match state.layout with
1654 | l
:: _
-> (l
.pageno
, float l
.pagey /. float l
.pageh
)
1657 let getanchory (n, top
) =
1658 let y, h = getpageyh n in
1659 y + (truncate
(top
*. float h));
1662 let gotoanchor anchor
=
1663 gotoy (getanchory anchor
);
1667 cbput state.hists
.nav
(getanchor ());
1671 let anchor = cbgetc state.hists
.nav dir
in
1676 let rec scroll f n a
b =
1677 (* http://devmaster.net/forums/topic/9796-ease-in-ease-out-algorithm/ *)
1679 let s x = 3.0*.x**2.0 -. 2.0*.x**3.0 in
1681 then s (float f /. float a
)
1684 then 1.0 -. s ((float (f-b) /. float (n-b)))
1691 http://integrals.wolfram.com/index.jsp?expr=3x%5E2-2x%5E3&random=false *)
1692 let iv x = -.((-.2.0 +. x)*.x**3.0)/.2.0 in
1694 let ins = float a
*. iv1
1695 and outs
= float (n-b) *. iv1 in
1697 ins +. outs
+. float ones
1699 let rec set (_N
, _A
, _B
) y sy
=
1700 let sum = summa
1.0 _N _A _B
in
1701 let dy = float (y - sy
) in
1705 then state.ghyll
<- noghyll
1708 let s = scroll n _N _A _B
in
1709 let y1 = y1 +. ((s *. dy) /. sum) in
1710 gotoy_and_clear_text (truncate
y1);
1711 state.ghyll
<- gf (n+1) y1;
1715 | Some
y'
-> set (_N
/2, 0, 0) y'
state.y
1717 gf 0 (float state.y)
1720 match conf.ghyllscroll
with
1722 gotoy_and_clear_text y
1724 if state.ghyll
== noghyll
1725 then set nab
y state.y
1726 else state.ghyll
(Some
y)
1729 let gotopage n top
=
1730 let y, h = getpageyh n in
1731 let y = y + (truncate
(top
*. float h)) in
1735 let gotopage1 n top
=
1736 let y = getpagey n in
1741 let invalidate s f =
1746 match state.geomcmds
with
1747 | ps
, [] when String.length ps
= 0 ->
1749 state.geomcmds
<- s, [];
1752 state.geomcmds
<- ps
, [s, f];
1754 | ps
, (s'
, _
) :: rest
when s'
= s ->
1755 state.geomcmds
<- ps
, ((s, f) :: rest
);
1758 state.geomcmds
<- ps
, ((s, f) :: cmds
);
1761 let opendoc path password
=
1763 state.password
<- password
;
1764 state.gen
<- state.gen
+ 1;
1765 state.docinfo
<- [];
1767 setaalevel
conf.aalevel
;
1768 Wsi.settitle
("llpp " ^
Filename.basename path
);
1769 wcmd "open %s\000%s\000" path password
;
1770 invalidate "reqlayout"
1772 wcmd "reqlayout %d %d" conf.angle
(btod conf.proportional
));
1776 let c = c *. conf.colorscale
in
1780 let scalecolor2 (r
, g
, b) =
1781 (r
*. conf.colorscale
, g
*. conf.colorscale
, b *. conf.colorscale
);
1785 let docolumns = function
1788 | Cmulti
((columns
, coverA
, coverB
), _
) ->
1789 let a = Array.make
state.pagecount
(-1, -1, -1, (-1, -1, -1, -1)) in
1790 let rec loop pageno
pdimno pdim
x y rowh pdims
=
1791 if pageno
= state.pagecount
1794 let pdimno, ((_
, w, h, xoff) as pdim
), pdims
=
1796 | ((pageno'
, _
, _
, _
) as pdim
) :: rest
when pageno'
= pageno
->
1797 pdimno+1, pdim
, rest
1802 if pageno
= coverA
- 1 || pageno
= state.pagecount
- coverB
1804 (conf.winw
- state.scrollw
- w) / 2,
1805 y + rowh
+ conf.interpagespace, h
1808 if (pageno
- coverA
) mod columns
= 0
1809 then 0, y + rowh
+ conf.interpagespace, h
1810 else x, y, max rowh
h
1813 let rec fixrow m
= if m
= pageno
then () else
1814 let (pdimno, x, y, ((_
, _
, h, _
) as pdim
)) = a.(m
) in
1817 let y = y + (rowh
- h) / 2 in
1818 a.(m
) <- (pdimno, x, y, pdim
);
1822 if pageno
> 1 && (pageno
- coverA
) mod columns
= 0
1823 then fixrow (pageno
- columns
);
1824 a.(pageno
) <- (pdimno, x, y, pdim
);
1825 let x = x + w + xoff*2 + conf.interpagespace in
1826 loop (pageno
+1) pdimno pdim
x y rowh' pdims
1828 loop 0 ~
-1 (-1,-1,-1,-1) 0 0 0 state.pdims
;
1829 conf.columns
<- Cmulti
((columns
, coverA
, coverB
), a);
1832 let a = Array.make
(state.pagecount
*c) (-1, -1, -1, (-1, -1, -1, -1)) in
1833 let rec loop pageno
pdimno pdim
y pdims
=
1834 if pageno
= state.pagecount
1837 let pdimno, ((_
, w, h, _
) as pdim
), pdims
=
1839 | ((pageno'
, _
, _
, _
) as pdim
) :: rest
when pageno'
= pageno
->
1840 pdimno+1, pdim
, rest
1845 let rec loop1 n x y =
1846 if n = c then y else (
1847 a.(pageno
*c + n) <- (pdimno, x, y, pdim
);
1848 loop1 (n+1) (x+cw) (y + h + conf.interpagespace)
1851 let y = loop1 0 0 y in
1852 loop (pageno
+1) pdimno pdim
y pdims
1854 loop 0 ~
-1 (-1,-1,-1,-1) 0 state.pdims
;
1855 conf.columns
<- Csplit
(c, a);
1857 docolumns conf.columns
;
1858 state.maxy <- calcheight ();
1860 if state.w <= conf.winw
- state.scrollw
1864 match state.mode
with
1865 | Birdseye
(_
, _
, pageno
, _
, _
) ->
1866 let y, h = getpageyh pageno
in
1867 let top = (conf.winh
- h) / 2 in
1868 gotoy (max
0 (y - top))
1869 | _
-> gotoanchor state.anchor
1873 GlDraw.viewport
0 0 w h;
1874 if state.geomcmds
!= firstgeomcmds && nogeomcmds state.geomcmds
1875 then state.anchor <- getanchor ();
1878 let w = truncate
(float w *. conf.zoom
) - state.scrollw
in
1881 setfontsize fstate.fontsize
;
1882 GlMat.mode `modelview
;
1883 GlMat.load_identity
();
1885 GlMat.mode `projection
;
1886 GlMat.load_identity
();
1887 GlMat.rotate ~
x:1.0 ~angle
:180.0 ();
1888 GlMat.translate ~
x:~
-.1.0 ~
y:~
-.1.0 ();
1889 GlMat.scale3
(2.0 /. float conf.winw
, 2.0 /. float conf.winh
, 1.0);
1894 else float state.x /. float state.w
1896 invalidate "geometry"
1899 state.x <- truncate
(relx *. float w);
1901 match conf.columns
with
1903 | Cmulti
((c, _
, _
), _
) -> (w - (c-1)*conf.interpagespace) / c
1904 | Csplit
(c, _
) -> w * c
1906 wcmd "geometry %d %d" w h);
1910 let len = String.length
state.text in
1913 match state.mode
with
1915 | View
-> state.hscrollh
1920 (x, float (conf.winh
- (fstate.fontsize
+ 4) - hscrollh))
1921 (x+.w, float (conf.winh
- hscrollh))
1924 let w = float (conf.winw
- state.scrollw
- 1) in
1925 if state.progress
>= 0.0 && state.progress
< 1.0
1927 GlDraw.color
(0.3, 0.3, 0.3);
1928 let w1 = w *. state.progress
in
1930 GlDraw.color
(0.0, 0.0, 0.0);
1934 GlDraw.color
(0.0, 0.0, 0.0);
1938 GlDraw.color
(1.0, 1.0, 1.0);
1939 drawstring fstate.fontsize
1940 (if len > 0 then 8 else 2) (conf.winh
- hscrollh - 5) s;
1943 match state.mode
with
1944 | Textentry
((prefix
, text, _
, _
, _
), _
) ->
1948 Printf.sprintf
"%s%s_ [%s]" prefix
text state.text
1950 Printf.sprintf
"%s%s_" prefix
text
1959 if not
(istextentry state.mode
)
1961 let s1 = "(press 'e' to review error messasges)" in
1962 if String.length
s > 0 then s ^
" " ^
s1 else s1
1967 if String.length
s > 0
1972 let len = Queue.length
state.tilelru
in
1974 if state.memused
<= conf.memlimit
1979 let (k
, p
, s) as lruitem
= Queue.pop
state.tilelru
in
1980 let n, gen
, colorspace
, angle
, pagew
, pageh
, col, row = k
in
1981 let (_
, pw, ph
, _
) = getpagedim n in
1984 && colorspace
= conf.colorspace
1985 && angle
= conf.angle
1990 match state.throttle
with
1993 then preloadlayout state.layout
1995 | Some
(layout, _
, _
) ->
1998 let x = col*conf.tilew
1999 and y = row*conf.tileh
in
2000 tilevisible layout n x y
2002 then Queue.push lruitem
state.tilelru
2004 wcmd "freetile %s" p
;
2005 state.memused
<- state.memused
- s;
2006 state.uioh#infochanged Memused
;
2007 Hashtbl.remove
state.tilemap k
;
2016 Queue.iter
(fun (k
, p
, s) ->
2017 wcmd "freetile %s" p
;
2018 state.memused
<- state.memused
- s;
2019 state.uioh#infochanged Memused
;
2020 Hashtbl.remove
state.tilemap k
;
2022 Queue.clear
state.tilelru
;
2026 let logcurrently = function
2027 | Idle
-> dolog "Idle"
2028 | Loading
(l
, gen
) ->
2029 dolog "Loading %d gen=%d curgen=%d" l
.pageno gen
state.gen
2030 | Tiling
(l
, pageopaque
, colorspace
, angle
, gen
, col, row, tilew
, tileh
) ->
2032 "Tiling %d[%d,%d] page=%s cs=%s angle"
2033 l
.pageno
col row pageopaque
2034 (colorspace_to_string colorspace
)
2036 dolog "gen=(%d,%d) (%d,%d) tile=(%d,%d) (%d,%d)"
2037 angle gen
conf.angle
state.gen
2039 conf.tilew
conf.tileh
2046 (* dolog "%S" cmds; *)
2049 try String.index cmds ' '
2050 with Not_found
-> -1
2055 let l = String.length cmds
in
2056 let op = String.sub cmds
0 spacepos in
2058 if l - spacepos < 2 then ""
2059 else String.sub cmds
(spacepos+1) (l-spacepos-1)
2064 state.uioh#infochanged Pdim
;
2068 state.rects
<- state.rects1
;
2069 G.postRedisplay "clearrects";
2073 try Scanf.sscanf
args "%u" (fun n -> n)
2075 dolog "error processing 'continue' %S: %s"
2076 cmds
(Printexc.to_string exn
);
2079 state.pagecount
<- n;
2080 begin match state.currently
with
2082 state.currently
<- Idle
;
2083 state.outlines
<- Array.of_list
(List.rev
l)
2087 let cur, cmds
= state.geomcmds
in
2088 if String.length
cur = 0
2089 then failwith
"umpossible";
2091 begin match List.rev cmds
with
2093 state.geomcmds
<- "", [];
2097 state.geomcmds
<- s, List.rev rest
;
2099 if conf.maxwait
= None
2100 then G.postRedisplay "continue";
2110 then showtext ' '
args
2113 let progress, text =
2115 Scanf.sscanf
args "%f %n"
2117 f, String.sub
args pos
(String.length
args - pos
))
2119 dolog "error processing 'progress' %S: %s"
2120 cmds
(Printexc.to_string exn
);
2124 state.progress <- progress;
2125 G.postRedisplay "progress"
2128 let pageno, c, x0, y0, x1, y1, x2
, y2
, x3
, y3
=
2130 Scanf.sscanf
args "%u %d %f %f %f %f %f %f %f %f"
2131 (fun p
c x0 y0 x1 y1 x2 y2 x3 y3
->
2132 (p
, c, x0, y0, x1, y1, x2
, y2
, x3
, y3
))
2134 dolog "error processing 'firstmatch' %S: %s"
2135 cmds
(Printexc.to_string exn
);
2138 let y = (getpagey pageno) + truncate
y0 in
2141 state.rects1
<- [pageno, c, (x0, y0, x1, y1, x2
, y2
, x3
, y3
)]
2144 let pageno, c, x0, y0, x1, y1, x2
, y2
, x3
, y3
=
2146 Scanf.sscanf
args "%u %d %f %f %f %f %f %f %f %f"
2147 (fun p
c x0 y0 x1 y1 x2 y2 x3 y3
->
2148 (p
, c, x0, y0, x1, y1, x2
, y2
, x3
, y3
))
2150 dolog "error processing 'match' %S: %s"
2151 cmds
(Printexc.to_string exn
);
2155 (pageno, c, (x0, y0, x1, y1, x2
, y2
, x3
, y3
)) :: state.rects1
2160 Scanf.sscanf
args "%s %f" (fun p t
-> p
, t
)
2162 dolog "error processing 'page' %S: %s"
2163 cmds
(Printexc.to_string exn
);
2166 begin match state.currently
with
2167 | Loading
(l, gen
) ->
2168 vlog "page %d took %f sec" l.pageno t
;
2169 Hashtbl.replace
state.pagemap
(l.pageno, gen
) pageopaque;
2170 begin match state.throttle
with
2172 let preloadedpages =
2174 then preloadlayout state.layout
2179 Set.Make
(struct type t
= int let compare = (-) end) in
2181 List.fold_left
(fun s l -> IntSet.add
l.pageno s)
2182 IntSet.empty
preloadedpages
2185 Hashtbl.fold (fun ((pageno, _
) as key) opaque
accu ->
2186 if not
(IntSet.mem
pageno set)
2188 wcmd "freepage %s" opaque
;
2194 List.iter
(Hashtbl.remove
state.pagemap
) evictedpages;
2197 state.currently
<- Idle
;
2200 tilepage l.pageno pageopaque state.layout;
2202 load preloadedpages;
2203 if pagevisible state.layout l.pageno
2204 && layoutready state.layout
2205 then G.postRedisplay "page";
2208 | Some
(layout, _
, _
) ->
2209 state.currently
<- Idle
;
2210 tilepage l.pageno pageopaque layout;
2215 dolog "Inconsistent loading state";
2216 logcurrently state.currently
;
2221 let (x, y, opaque
, size
, t
) =
2223 Scanf.sscanf
args "%u %u %s %u %f"
2224 (fun x y p size t
-> (x, y, p
, size
, t
))
2226 dolog "error processing 'tile' %S: %s"
2227 cmds
(Printexc.to_string exn
);
2230 begin match state.currently
with
2231 | Tiling
(l, pageopaque, cs
, angle
, gen
, col, row, tilew
, tileh
) ->
2232 vlog "tile %d [%d,%d] took %f sec" l.pageno col row t
;
2234 if tilew
!= conf.tilew
|| tileh
!= conf.tileh
2236 wcmd "freetile %s" opaque
;
2237 state.currently
<- Idle
;
2241 puttileopaque l col row gen cs angle opaque size t
;
2242 state.memused
<- state.memused
+ size
;
2243 state.uioh#infochanged Memused
;
2245 Queue.push
((l.pageno, gen
, cs
, angle
, l.pagew
, l.pageh
, col, row),
2246 opaque
, size
) state.tilelru
;
2249 match state.throttle
with
2250 | None
-> state.layout
2251 | Some
(layout, _
, _
) -> layout
2254 state.currently
<- Idle
;
2256 && conf.colorspace
= cs
2257 && conf.angle
= angle
2258 && tilevisible layout l.pageno x y
2259 then conttiling l.pageno pageopaque;
2261 begin match state.throttle
with
2263 preload state.layout;
2265 && conf.colorspace
= cs
2266 && conf.angle
= angle
2267 && tilevisible state.layout l.pageno x y
2268 then G.postRedisplay "tile nothrottle";
2270 | Some
(layout, y, _
) ->
2271 let ready = layoutready layout in
2275 state.layout <- layout;
2276 state.throttle
<- None
;
2277 G.postRedisplay "throttle";
2284 dolog "Inconsistent tiling state";
2285 logcurrently state.currently
;
2292 Scanf.sscanf
args "%u %u %u %u" (fun n w h x -> n, w, h, x)
2294 dolog "error processing 'pdim' %S: %s"
2295 cmds
(Printexc.to_string exn
);
2298 state.uioh#infochanged Pdim
;
2299 state.pdims
<- pdim :: state.pdims
2302 let (l, n, t
, h, pos
) =
2304 Scanf.sscanf
args "%u %u %d %u %n"
2305 (fun l n t
h pos
-> l, n, t
, h, pos
)
2307 dolog "error processing 'o' %S: %s"
2308 cmds
(Printexc.to_string exn
);
2311 let s = String.sub
args pos
(String.length
args - pos
) in
2312 let outline = (s, l, (n, float t
/. float h)) in
2313 begin match state.currently
with
2314 | Outlining outlines
->
2315 state.currently
<- Outlining
(outline :: outlines
)
2317 state.currently
<- Outlining
[outline]
2319 dolog "invalid outlining state";
2320 logcurrently currently
2324 state.docinfo
<- (1, args) :: state.docinfo
2327 state.uioh#infochanged Docinfo
;
2328 state.docinfo
<- List.rev
state.docinfo
2331 dolog "unknown cmd `%S'" cmds
2336 let action = function
2337 | HCprev
-> cbget cb ~
-1
2338 | HCnext
-> cbget cb
1
2339 | HCfirst
-> cbget cb ~
-(cb
.rc)
2340 | HClast
-> cbget cb
(cb
.len - 1 - cb
.rc)
2341 and cancel
() = cb
.rc <- rc
2345 let search pattern forward
=
2346 if String.length pattern
> 0
2349 match state.layout with
2352 l.pageno, (l.pagey + if forward
then 0 else 0*l.pagevh)
2354 wcmd "search %d %d %d %d,%s\000"
2355 (btod conf.icase
) pn py (btod forward
) pattern
;
2358 let intentry text key =
2360 if key >= 32 && key < 127
2366 let text = addchar text c in
2370 state.text <- Printf.sprintf
"invalid char (%d, `%c')" key c;
2374 let textentry text key =
2375 if key land 0xff00 = 0xff00
2377 else TEcont
(text ^
Wsi.toutf8
key)
2380 let reqlayout angle proportional
=
2381 match state.throttle
with
2383 if nogeomcmds state.geomcmds
2384 then state.anchor <- getanchor ();
2385 conf.angle
<- angle
mod 360;
2388 match state.mode
with
2389 | LinkNav _
-> state.mode
<- View
2392 conf.proportional
<- proportional
;
2393 invalidate "reqlayout"
2394 (fun () -> wcmd "reqlayout %d %d" conf.angle
(btod proportional
));
2398 let settrim trimmargins trimfuzz
=
2399 if nogeomcmds state.geomcmds
2400 then state.anchor <- getanchor ();
2401 conf.trimmargins
<- trimmargins
;
2402 conf.trimfuzz
<- trimfuzz
;
2403 let x0, y0, x1, y1 = trimfuzz
in
2404 invalidate "settrim"
2406 wcmd "settrim %d %d %d %d %d" (btod conf.trimmargins
) x0 y0 x1 y1);
2407 Hashtbl.iter
(fun _ opaque
->
2408 wcmd "freepage %s" opaque
;
2410 Hashtbl.clear
state.pagemap
;
2414 match state.throttle
with
2416 let zoom = max
0.01 zoom in
2417 if zoom <> conf.zoom
2419 state.prevzoom
<- conf.zoom;
2421 reshape conf.winw
conf.winh
;
2422 state.text <- Printf.sprintf
"zoom is now %-5.1f" (zoom *. 100.0);
2425 | Some
(layout, y, started
) ->
2427 match conf.maxwait
with
2431 let dt = now () -. started
in
2439 let setcolumns mode columns coverA coverB
=
2443 then showtext '
!'
"split mode doesn't work in bird's eye"
2445 conf.columns
<- Csplit
(-columns
, [||]);
2453 conf.columns
<- Csingle
;
2458 conf.columns
<- Cmulti
((columns
, coverA
, coverB
), [||]);
2462 reshape conf.winw
conf.winh
;
2465 let enterbirdseye () =
2466 let zoom = float conf.thumbw
/. float conf.winw
in
2467 let birdseyepageno =
2468 let cy = conf.winh
/ 2 in
2472 let rec fold best
= function
2475 let d = cy - (l.pagedispy + l.pagevh/2)
2476 and dbest
= cy - (best
.pagedispy + best
.pagevh/2) in
2477 if abs
d < abs dbest
2484 state.mode
<- Birdseye
(
2485 { conf with zoom = conf.zoom }, state.x, birdseyepageno, -1, getanchor ()
2488 conf.presentation <- false;
2489 conf.interpagespace <- 10;
2490 conf.hlinks
<- false;
2492 state.mstate
<- Mnone
;
2493 conf.maxwait
<- None
;
2495 match conf.beyecolumns
with
2498 Cmulti
((c, 0, 0), [||])
2501 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
2504 state.text <- Printf.sprintf
"birds eye mode on (zoom %3.1f%%)"
2509 reshape conf.winw
conf.winh
;
2512 let leavebirdseye (c, leftx
, pageno, _
, anchor) goback
=
2514 conf.zoom <- c.zoom;
2515 conf.presentation <- c.presentation;
2516 conf.interpagespace <- c.interpagespace;
2517 conf.maxwait
<- c.maxwait
;
2518 conf.hlinks
<- c.hlinks
;
2519 conf.beyecolumns
<- (
2520 match conf.columns
with
2521 | Cmulti
((c, _
, _
), _
) -> Some
c
2523 | Csplit _
-> assert false
2526 match c.columns
with
2527 | Cmulti
(c, _
) -> Cmulti
(c, [||])
2528 | Csingle
-> Csingle
2529 | Csplit _
-> failwith
"leaving bird's eye split mode"
2534 state.text <- Printf.sprintf
"birds eye mode off (zoom %3.1f%%)"
2537 reshape conf.winw
conf.winh
;
2538 state.anchor <- if goback
then anchor else (pageno, 0.0);
2541 let togglebirdseye () =
2542 match state.mode
with
2543 | Birdseye vals
-> leavebirdseye vals
true
2544 | View
-> enterbirdseye ()
2548 let upbirdseye incr
(conf, leftx
, pageno, hooverpageno
, anchor) =
2549 let pageno = max
0 (pageno - incr
) in
2550 let rec loop = function
2551 | [] -> gotopage1 pageno 0
2552 | l :: _
when l.pageno = pageno ->
2553 if l.pagedispy >= 0 && l.pagey = 0
2554 then G.postRedisplay "upbirdseye"
2555 else gotopage1 pageno 0
2556 | _
:: rest
-> loop rest
2559 state.mode
<- Birdseye
(conf, leftx
, pageno, hooverpageno
, anchor)
2562 let downbirdseye incr
(conf, leftx
, pageno, hooverpageno
, anchor) =
2563 let pageno = min
(state.pagecount
- 1) (pageno + incr
) in
2564 state.mode
<- Birdseye
(conf, leftx
, pageno, hooverpageno
, anchor);
2565 let rec loop = function
2567 let y, h = getpageyh pageno in
2568 let dy = (y - state.y) - (conf.winh
- h - conf.interpagespace) in
2570 | l :: _
when l.pageno = pageno ->
2571 if l.pagevh != l.pageh
2572 then gotoy (clamp (l.pageh
- l.pagevh + conf.interpagespace))
2573 else G.postRedisplay "downbirdseye"
2574 | _
:: rest
-> loop rest
2579 let optentry mode _
key =
2580 let btos b = if b then "on" else "off" in
2581 if key >= 32 && key < 127
2583 let c = Char.chr
key in
2587 try conf.scrollstep
<- int_of_string
s with exc
->
2588 state.text <- Printf.sprintf
"bad integer `%s': %s"
2589 s (Printexc.to_string exc
)
2591 TEswitch
("scroll step: ", "", None
, intentry, ondone)
2596 conf.autoscrollstep
<- int_of_string
s;
2597 if state.autoscroll
<> None
2598 then state.autoscroll
<- Some
conf.autoscrollstep
2600 state.text <- Printf.sprintf
"bad integer `%s': %s"
2601 s (Printexc.to_string exc
)
2603 TEswitch
("auto scroll step: ", "", None
, intentry, ondone)
2606 let mode = state.mode in
2609 let n, a, b = multicolumns_of_string s in
2610 setcolumns mode n a b;
2612 state.text <- Printf.sprintf
"bad columns `%s': %s"
2613 s (Printexc.to_string exc
)
2615 TEswitch
("columns: ", "", None
, textentry, ondone)
2620 let zoom = float (int_of_string
s) /. 100.0 in
2623 state.text <- Printf.sprintf
"bad integer `%s': %s"
2624 s (Printexc.to_string exc
)
2626 TEswitch
("zoom: ", "", None
, intentry, ondone)
2631 conf.thumbw
<- bound (int_of_string
s) 2 4096;
2633 Printf.sprintf
"thumbnail width is set to %d" conf.thumbw
;
2634 begin match mode with
2636 leavebirdseye beye
false;
2641 state.text <- Printf.sprintf
"bad integer `%s': %s"
2642 s (Printexc.to_string exc
)
2644 TEswitch
("thumbnail width: ", "", None
, intentry, ondone)
2649 Some
(int_of_string
s)
2651 state.text <- Printf.sprintf
"bad integer `%s': %s"
2652 s (Printexc.to_string exc
);
2655 | Some angle
-> reqlayout angle
conf.proportional
2658 TEswitch
("rotation: ", "", None
, intentry, ondone)
2661 conf.icase
<- not
conf.icase
;
2662 TEdone
("case insensitive search " ^
(btos conf.icase
))
2665 conf.preload <- not
conf.preload;
2667 TEdone
("preload " ^
(btos conf.preload))
2670 conf.verbose
<- not
conf.verbose
;
2671 TEdone
("verbose " ^
(btos conf.verbose
))
2674 conf.debug
<- not
conf.debug
;
2675 TEdone
("debug " ^
(btos conf.debug
))
2678 conf.maxhfit
<- not
conf.maxhfit
;
2680 state.maxy + (if conf.maxhfit
then -conf.winh
else conf.winh
);
2681 TEdone
("maxhfit " ^
(btos conf.maxhfit
))
2684 conf.crophack
<- not
conf.crophack
;
2685 TEdone
("crophack " ^
btos conf.crophack
)
2689 match conf.maxwait
with
2691 conf.maxwait
<- Some infinity
;
2692 "always wait for page to complete"
2694 conf.maxwait
<- None
;
2695 "show placeholder if page is not ready"
2700 conf.underinfo
<- not
conf.underinfo
;
2701 TEdone
("underinfo " ^
btos conf.underinfo
)
2704 conf.savebmarks
<- not
conf.savebmarks
;
2705 TEdone
("persistent bookmarks " ^
btos conf.savebmarks
)
2711 match state.layout with
2716 conf.interpagespace <- int_of_string
s;
2717 state.maxy <- calcheight ();
2718 let y = getpagey pageno in
2721 state.text <- Printf.sprintf
"bad integer `%s': %s"
2722 s (Printexc.to_string exc
)
2724 TEswitch
("vertical margin: ", "", None
, intentry, ondone)
2727 reqlayout conf.angle
(not
conf.proportional
);
2728 TEdone
("proportional display " ^
btos conf.proportional
)
2731 settrim (not
conf.trimmargins
) conf.trimfuzz
;
2732 TEdone
("trim margins " ^
btos conf.trimmargins
)
2735 conf.invert
<- not
conf.invert
;
2736 TEdone
("invert colors " ^
btos conf.invert
)
2740 cbput state.hists
.sel
s;
2743 TEswitch
("selection command: ", "", Some
(onhist state.hists
.sel
),
2747 state.text <- Printf.sprintf
"bad option %d `%c'" key c;
2753 class type lvsource
= object
2754 method getitemcount
: int
2755 method getitem
: int -> (string * int)
2756 method hasaction
: int -> bool
2765 method getactive
: int
2766 method getfirst
: int
2767 method getqsearch
: string
2768 method setqsearch
: string -> unit
2772 class virtual lvsourcebase
= object
2773 val mutable m_active
= 0
2774 val mutable m_first
= 0
2775 val mutable m_qsearch
= ""
2776 val mutable m_pan
= 0
2777 method getactive
= m_active
2778 method getfirst
= m_first
2779 method getqsearch
= m_qsearch
2780 method getpan
= m_pan
2781 method setqsearch
s = m_qsearch
<- s
2784 let withoutlastutf8 s =
2785 let len = String.length
s in
2793 let b = Char.code
s.[pos
] in
2794 if b land 0b110000 = 0b11000000
2799 if Char.code
s.[len-1] land 0x80 = 0
2803 String.sub
s 0 first;
2806 let textentrykeyboard key _mask
((c, text, opthist
, onkey
, ondone), onleave
) =
2808 state.mode <- Textentry
(te
, onleave
);
2811 G.postRedisplay "textentrykeyboard enttext";
2813 let histaction cmd
=
2816 | Some
(action, _
) ->
2817 state.mode <- Textentry
(
2818 (c, action cmd
, opthist
, onkey
, ondone), onleave
2820 G.postRedisplay "textentry histaction"
2823 | 0xff08 -> (* backspace *)
2824 let s = withoutlastutf8 text in
2825 let len = String.length
s in
2829 G.postRedisplay "textentrykeyboard after cancel";
2832 enttext (c, s, opthist
, onkey
, ondone)
2838 G.postRedisplay "textentrykeyboard after confirm"
2840 | 0xff52 -> histaction HCprev
2841 | 0xff54 -> histaction HCnext
2842 | 0xff50 -> histaction HCfirst
2843 | 0xff57 -> histaction HClast
2845 | 0xff1b -> (* escape*)
2846 if String.length
text = 0
2848 begin match opthist
with
2850 | Some
(_
, onhistcancel
) -> onhistcancel
()
2854 G.postRedisplay "textentrykeyboard after cancel2"
2857 enttext (c, "", opthist
, onkey
, ondone)
2860 | 0xff9f | 0xffff -> () (* delete *)
2862 | _
when key != 0 && key land 0xff00 != 0xff00 ->
2863 begin match onkey
text key with
2867 G.postRedisplay "textentrykeyboard after confirm2";
2870 enttext (c, text, opthist
, onkey
, ondone);
2874 G.postRedisplay "textentrykeyboard after cancel3"
2877 state.mode <- Textentry
(te
, onleave
);
2878 G.postRedisplay "textentrykeyboard switch";
2882 vlog "unhandled key %s" (Wsi.keyname
key)
2885 let firstof first active
=
2886 if first > active
|| abs
(first - active
) > fstate.maxrows
- 1
2887 then max
0 (active
- (fstate.maxrows
/2))
2891 let calcfirst first active
=
2894 let rows = active
- first in
2895 if rows > fstate.maxrows
then active
- fstate.maxrows
else first
2899 let scrollph y maxy =
2900 let sh = (float (maxy + conf.winh
) /. float conf.winh
) in
2901 let sh = float conf.winh
/. sh in
2902 let sh = max
sh (float conf.scrollh
) in
2907 else float y /. float maxy
2909 let position = (float conf.winh
-. sh) *. percent in
2912 if position +. sh > float conf.winh
2913 then float conf.winh
-. sh
2919 let coe s = (s :> uioh
);;
2921 class listview ~
(source
:lvsource
) ~trusted ~modehash
=
2923 val m_pan
= source#getpan
2924 val m_first
= source#getfirst
2925 val m_active
= source#getactive
2926 val m_qsearch
= source#getqsearch
2927 val m_prev_uioh
= state.uioh
2929 method private elemunder
y =
2930 let n = y / (fstate.fontsize
+1) in
2931 if m_first
+ n < source#getitemcount
2933 if source#hasaction
(m_first
+ n)
2934 then Some
(m_first
+ n)
2941 GlFunc.blend_func `src_alpha `one_minus_src_alpha
;
2942 GlDraw.color
(0., 0., 0.) ~alpha
:0.85;
2943 GlDraw.rect (0., 0.) (float conf.winw
, float conf.winh
);
2944 GlDraw.color
(1., 1., 1.);
2945 Gl.enable `texture_2d
;
2946 let fs = fstate.fontsize
in
2948 let ww = fstate.wwidth
in
2949 let tabw = 30.0*.ww in
2950 let itemcount = source#getitemcount
in
2952 if (row - m_first
) * nfs > conf.winh
2955 if row >= 0 && row < itemcount
2957 let (s, level
) = source#getitem
row in
2958 let y = (row - m_first
) * nfs in
2959 let x = 5.0 +. float (level
+ m_pan
) *. ww in
2962 Gl.disable `texture_2d
;
2963 GlDraw.polygon_mode `both `line
;
2964 GlDraw.color
(1., 1., 1.) ~alpha
:0.9;
2965 GlDraw.rect (1., float (y + 1))
2966 (float (conf.winw
- conf.scrollbw
- 1), float (y + fs + 3));
2967 GlDraw.polygon_mode `both `fill
;
2968 GlDraw.color
(1., 1., 1.);
2969 Gl.enable `texture_2d
;
2972 let drawtabularstring s =
2973 let drawstr x s = drawstring1 fs (truncate
x) (y+nfs) s in
2976 let tabpos = try String.index
s '
\t'
with Not_found
-> -1 in
2979 let len = String.length
s - tabpos - 1 in
2980 let s1 = String.sub
s 0 tabpos
2981 and s2
= String.sub
s (tabpos + 1) len in
2982 let nx = drawstr x s1 in
2984 let x = x +. (max
tabw sw) in
2991 let _ = drawtabularstring s in
2998 Gl.disable `texture_2d
;
3000 method updownlevel incr
=
3001 let len = source#getitemcount
in
3003 if m_active
>= 0 && m_active
< len
3004 then snd
(source#getitem m_active
)
3008 if i
= len then i
-1 else if i
= -1 then 0 else
3009 let _, l = source#getitem i
in
3010 if l != curlevel then i
else flow (i
+incr
)
3012 let active = flow m_active
in
3013 let first = calcfirst m_first
active in
3014 G.postRedisplay "outline updownlevel";
3015 {< m_active
= active; m_first
= first >}
3017 method private key1
key mask
=
3018 let set1 active first qsearch
=
3019 coe {< m_active
= active; m_first
= first; m_qsearch
= qsearch
>}
3021 let search active pattern incr
=
3024 if n >= 0 && n < source#getitemcount
3026 let s, _ = source#getitem
n in
3028 (try ignore
(Str.search_forward
re s 0); true
3029 with Not_found
-> false)
3031 else loop (n + incr
)
3038 let re = Str.regexp_case_fold pattern
in
3044 let itemcount = source#getitemcount
in
3045 let find start incr
=
3047 if i
= -1 || i
= itemcount
3050 if source#hasaction i
3052 else find (i
+ incr
)
3057 let set active first =
3058 let first = bound first 0 (itemcount - fstate.maxrows
) in
3060 coe {< m_active
= active; m_first
= first >}
3063 let isvisible first n = n >= first && n - first <= fstate.maxrows
in
3065 let incr1 = if incr
> 0 then 1 else -1 in
3066 if isvisible m_first m_active
3069 let next = m_active
+ incr
in
3071 if next < 0 || next >= itemcount
3073 else find next incr1
3075 if next = -1 || abs
(m_active
- next) > fstate.maxrows
3081 let first = m_first
+ incr
in
3082 let first = bound first 0 (itemcount - 1) in
3084 let next = m_active
+ incr
in
3085 let next = bound next 0 (itemcount - 1) in
3088 let active = if next = -1 then m_active
else next in
3091 let first = min
next m_first
in
3093 if abs
(next - first) > fstate.maxrows
3099 let first = m_first
+ incr
in
3100 let first = bound first 0 (itemcount - 1) in
3102 let next = m_active
+ incr
in
3103 let next = bound next 0 (itemcount - 1) in
3104 let next = find next incr1 in
3106 if next = -1 || abs
(m_active
- first) > fstate.maxrows
3108 let active = if m_active
= -1 then next else m_active
in
3113 if isvisible first active
3119 G.postRedisplay "listview navigate";
3123 | (0x72|0x73) when Wsi.withctrl mask
-> (* ctrl-r/ctlr-s *)
3124 let incr = if key = 0x72 then -1 else 1 in
3126 match search (m_active
+ incr) m_qsearch
incr with
3128 state.text <- m_qsearch ^
" [not found]";
3131 state.text <- m_qsearch
;
3132 active, firstof m_first
active
3134 G.postRedisplay "listview ctrl-r/s";
3135 set1 active first m_qsearch
;
3137 | 0xff08 -> (* backspace *)
3138 if String.length m_qsearch
= 0
3141 let qsearch = withoutlastutf8 m_qsearch
in
3142 let len = String.length
qsearch in
3146 G.postRedisplay "listview empty qsearch";
3147 set1 m_active m_first
"";
3151 match search m_active
qsearch ~
-1 with
3153 state.text <- qsearch ^
" [not found]";
3156 state.text <- qsearch;
3157 active, firstof m_first
active
3159 G.postRedisplay "listview backspace qsearch";
3160 set1 active first qsearch
3163 | key when (key != 0 && key land 0xff00 != 0xff00) ->
3164 let pattern = m_qsearch ^
Wsi.toutf8
key in
3166 match search m_active
pattern 1 with
3168 state.text <- pattern ^
" [not found]";
3171 state.text <- pattern;
3172 active, firstof m_first
active
3174 G.postRedisplay "listview qsearch add";
3175 set1 active first pattern;
3177 | 0xff1b -> (* escape *)
3179 if String.length m_qsearch
= 0
3181 G.postRedisplay "list view escape";
3184 source#exit
(coe self
) true m_active m_first m_pan m_qsearch
3186 | None
-> m_prev_uioh
3191 G.postRedisplay "list view kill qsearch";
3192 source#setqsearch
"";
3193 coe {< m_qsearch
= "" >}
3196 | 0xff0d -> (* return *)
3198 let self = {< m_qsearch
= "" >} in
3199 source#setqsearch
"";
3201 G.postRedisplay "listview enter";
3202 if m_active
>= 0 && m_active
< source#getitemcount
3204 source#exit
(coe self) false m_active m_first m_pan
"";
3207 source#exit
(coe self) true m_active m_first m_pan
"";
3210 begin match opt with
3211 | None
-> m_prev_uioh
3215 | 0xff9f | 0xffff -> (* delete *)
3218 | 0xff52 -> navigate ~
-1 (* up *)
3219 | 0xff54 -> navigate 1 (* down *)
3220 | 0xff55 -> navigate ~
-(fstate.maxrows
) (* prior *)
3221 | 0xff56 -> navigate fstate.maxrows
(* next *)
3223 | 0xff53 -> (* right *)
3225 G.postRedisplay "listview right";
3226 coe {< m_pan
= m_pan
- 1 >}
3228 | 0xff51 -> (* left *)
3230 G.postRedisplay "listview left";
3231 coe {< m_pan
= m_pan
+ 1 >}
3233 | 0xff50 -> (* home *)
3234 let active = find 0 1 in
3235 G.postRedisplay "listview home";
3238 | 0xff57 -> (* end *)
3239 let first = max
0 (itemcount - fstate.maxrows
) in
3240 let active = find (itemcount - 1) ~
-1 in
3241 G.postRedisplay "listview end";
3244 | key when (key = 0 || key land 0xff00 = 0xff00) ->
3248 dolog "listview unknown key %#x" key; coe self
3250 method key key mask
=
3251 match state.mode with
3252 | Textentry te
-> textentrykeyboard key mask te
; coe self
3253 | _ -> self#key1
key mask
3255 method button button down
x y _ =
3258 | 1 when x > conf.winw
- conf.scrollbw
->
3259 G.postRedisplay "listview scroll";
3262 let _, position, sh = self#
scrollph in
3263 if y > truncate
position && y < truncate
(position +. sh)
3265 state.mstate
<- Mscrolly
;
3269 let s = float (max
0 (y - conf.scrollh
)) /. float conf.winh
in
3270 let first = truncate
(s *. float source#getitemcount
) in
3271 let first = min source#getitemcount
first in
3272 Some
(coe {< m_first
= first; m_active
= first >})
3274 state.mstate
<- Mnone
;
3277 | 1 when not down
->
3278 begin match self#elemunder
y with
3280 G.postRedisplay "listview click";
3282 (coe {< m_active
= n >}) false n m_first m_pan m_qsearch
3286 | n when (n == 4 || n == 5) && not down
->
3287 let len = source#getitemcount
in
3289 if n = 5 && m_first
+ fstate.maxrows
>= len
3293 let first = m_first
+ (if n == 4 then -1 else 1) in
3294 bound first 0 (len - 1)
3296 G.postRedisplay "listview wheel";
3297 Some
(coe {< m_first
= first >})
3302 | None
-> m_prev_uioh
3306 match state.mstate
with
3308 let s = float (max
0 (y - conf.scrollh
)) /. float conf.winh
in
3309 let first = truncate
(s *. float source#getitemcount
) in
3310 let first = min source#getitemcount
first in
3311 G.postRedisplay "listview motion";
3312 coe {< m_first
= first; m_active
= first >}
3315 method pmotion
x y =
3316 if x < conf.winw
- conf.scrollbw
3319 match self#elemunder
y with
3320 | None
-> Wsi.setcursor
Wsi.CURSOR_INHERIT
; m_active
3321 | Some
n -> Wsi.setcursor
Wsi.CURSOR_INFO
; n
3325 then (G.postRedisplay "listview pmotion"; {< m_active
= n >})
3330 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
3334 method infochanged
_ = ()
3336 method scrollpw
= (0, 0.0, 0.0)
3338 let nfs = fstate.fontsize
+ 1 in
3339 let y = m_first
* nfs in
3340 let itemcount = source#getitemcount
in
3341 let maxi = max
0 (itemcount - fstate.maxrows
) in
3342 let maxy = maxi * nfs in
3343 let p, h = scrollph y maxy in
3346 method modehash
= modehash
3349 class outlinelistview ~source
=
3352 ~source
:(source
:> lvsource
)
3354 ~modehash
:(findkeyhash conf "outline")
3357 method key key mask
=
3358 let calcfirst first active =
3361 let rows = active - first in
3362 if rows > fstate.maxrows
then active - fstate.maxrows
else first
3366 let active = m_active
+ incr in
3367 let active = bound active 0 (source#getitemcount
- 1) in
3368 let first = calcfirst m_first
active in
3369 G.postRedisplay "outline navigate";
3370 coe {< m_active
= active; m_first
= first >}
3372 let ctrl = Wsi.withctrl mask
in
3374 | 110 when ctrl -> (* ctrl-n *)
3375 source#narrow m_qsearch
;
3376 G.postRedisplay "outline ctrl-n";
3377 coe {< m_first
= 0; m_active
= 0 >}
3379 | 117 when ctrl -> (* ctrl-u *)
3381 G.postRedisplay "outline ctrl-u";
3383 coe {< m_first
= 0; m_active
= 0 >}
3385 | 108 when ctrl -> (* ctrl-l *)
3386 let first = m_active
- (fstate.maxrows
/ 2) in
3387 G.postRedisplay "outline ctrl-l";
3388 coe {< m_first
= first >}
3390 | 0xff9f | 0xffff -> (* delete *)
3391 source#remove m_active
;
3392 G.postRedisplay "outline delete";
3393 let active = max
0 (m_active
-1) in
3394 coe {< m_first
= firstof m_first
active;
3395 m_active
= active >}
3397 | 0xff52 -> navigate ~
-1 (* up *)
3398 | 0xff54 -> navigate 1 (* down *)
3399 | 0xff55 -> (* prior *)
3400 navigate ~
-(fstate.maxrows
)
3401 | 0xff56 -> (* next *)
3402 navigate fstate.maxrows
3404 | 0xff53 -> (* [ctrl-]right *)
3408 G.postRedisplay "outline ctrl right";
3409 {< m_pan
= m_pan
+ 1 >}
3411 else self#updownlevel
1
3415 | 0xff51 -> (* [ctrl-]left *)
3419 G.postRedisplay "outline ctrl left";
3420 {< m_pan
= m_pan
- 1 >}
3422 else self#updownlevel ~
-1
3426 | 0xff50 -> (* home *)
3427 G.postRedisplay "outline home";
3428 coe {< m_first
= 0; m_active
= 0 >}
3430 | 0xff57 -> (* end *)
3431 let active = source#getitemcount
- 1 in
3432 let first = max
0 (active - fstate.maxrows
) in
3433 G.postRedisplay "outline end";
3434 coe {< m_active
= active; m_first
= first >}
3436 | _ -> super#
key key mask
3439 let outlinesource usebookmarks
=
3442 inherit lvsourcebase
3443 val mutable m_items
= empty
3444 val mutable m_orig_items
= empty
3445 val mutable m_prev_items
= empty
3446 val mutable m_narrow_pattern
= ""
3447 val mutable m_hadremovals
= false
3449 method getitemcount
=
3450 Array.length m_items
+ (if m_hadremovals
then 1 else 0)
3453 if n == Array.length m_items
&& m_hadremovals
3455 ("[Confirm removal]", 0)
3457 let s, n, _ = m_items
.(n) in
3460 method exit ~uioh ~cancel ~
active ~
first ~pan ~
qsearch =
3461 ignore
(uioh
, first, qsearch);
3462 let confrimremoval = m_hadremovals
&& active = Array.length m_items
in
3464 if String.length m_narrow_pattern
= 0
3470 if not
confrimremoval
3472 let _, _, anchor = m_items
.(active) in
3477 state.bookmarks
<- Array.to_list m_items
;
3478 m_orig_items
<- m_items
;
3481 else m_items
<- items;
3485 method hasaction
_ = true
3488 if Array.length m_items
!= Array.length m_orig_items
3489 then "Narrowed to " ^ m_narrow_pattern ^
" (ctrl-u to restore)"
3492 method narrow
pattern =
3493 let reopt = try Some
(Str.regexp_case_fold
pattern) with _ -> None
in
3497 let rec loop accu n =
3500 m_narrow_pattern
<- pattern;
3501 m_items
<- Array.of_list
accu
3504 let (s, _, _) as o = m_items
.(n) in
3506 if (try ignore
(Str.search_forward
re s 0); true
3507 with Not_found
-> false)
3513 loop [] (Array.length m_items
- 1)
3518 then Array.of_list
state.bookmarks
3521 m_items
<- m_orig_items
3526 if m
>= 0 && m
< Array.length m_items
3528 m_hadremovals
<- true;
3529 m_items
<- Array.init
(Array.length m_items
- 1) (fun n ->
3530 let n = if n >= m
then n+1 else n in
3535 method reset
anchor items =
3536 m_hadremovals
<- false;
3537 if m_orig_items
== empty || m_prev_items
!= items
3539 m_orig_items
<- items;
3540 if String.length m_narrow_pattern
= 0
3541 then m_items
<- items;
3543 m_prev_items
<- items;
3544 let rely = getanchory anchor in
3546 let rec loop n best bestd
=
3547 if n = Array.length m_items
3550 let (_, _, anchor) = m_items
.(n) in
3551 let orely = getanchory anchor in
3552 let d = abs
(orely - rely) in
3555 else loop (n+1) best bestd
3560 m_first
<- firstof m_first
active
3564 let enterselector usebookmarks
=
3565 let source = outlinesource usebookmarks
in
3569 then Array.of_list
state.bookmarks
3572 if Array.length
outlines = 0
3574 showtext ' ' errmsg
;
3577 state.text <- source#greetmsg
;
3578 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
3579 let anchor = getanchor () in
3580 source#reset
anchor outlines;
3581 state.uioh
<- coe (new outlinelistview ~
source);
3582 G.postRedisplay "enter selector";
3586 let enteroutlinemode =
3587 let f = enterselector false in
3588 fun ()-> f "Document has no outline";
3591 let enterbookmarkmode =
3592 let f = enterselector true in
3593 fun () -> f "Document has no bookmarks (yet)";
3596 let color_of_string s =
3597 Scanf.sscanf
s "%d/%d/%d" (fun r g
b ->
3598 (float r
/. 256.0, float g
/. 256.0, float b /. 256.0)
3602 let color_to_string (r
, g
, b) =
3603 let r = truncate
(r *. 256.0)
3604 and g
= truncate
(g
*. 256.0)
3605 and b = truncate
(b *. 256.0) in
3606 Printf.sprintf
"%d/%d/%d" r g
b
3609 let irect_of_string s =
3610 Scanf.sscanf
s "%d/%d/%d/%d" (fun x0 y0 x1 y1 -> (x0,y0,x1,y1))
3613 let irect_to_string (x0,y0,x1,y1) =
3614 Printf.sprintf
"%d/%d/%d/%d" x0 y0 x1 y1
3617 let makecheckers () =
3618 (* Appropriated from lablGL-1.04/LablGlut/examples/lablGL/checker.ml which had
3620 converted by Issac Trotts. July 25, 2002 *)
3621 let image_height = 64
3622 and image_width
= 64 in
3626 GlPix.create `ubyte ~format
:`rgb ~width
:image_width ~height
:image_height
3628 for i
= 0 to image_width
- 1 do
3629 for j
= 0 to image_height - 1 do
3630 Raw.sets
(GlPix.to_raw
image) ~pos
:(3*(i
*image_height+j
))
3631 (if (i
land 8 ) lxor (j
land 8) = 0
3632 then [|255;255;255|] else [|200;200;200|])
3637 let image = make_image () in
3638 let id = GlTex.gen_texture
() in
3639 GlTex.bind_texture `texture_2d
id;
3640 GlPix.store
(`unpack_alignment
1);
3641 GlTex.image2d
image;
3642 List.iter
(GlTex.parameter ~target
:`texture_2d
)
3645 `mag_filter `nearest
;
3646 `min_filter `nearest
];
3650 let setcheckers enabled
=
3651 match state.texid
with
3653 if enabled
then state.texid
<- Some
(makecheckers ())
3658 GlTex.delete_texture texid
;
3659 state.texid
<- None
;
3663 let int_of_string_with_suffix s =
3664 let l = String.length
s in
3668 let suffix = Char.lowercase
s.[l-1] in
3670 | 'k'
-> String.sub
s 0 (l-1), 10
3671 | 'm'
-> String.sub
s 0 (l-1), 20
3672 | 'g'
-> String.sub
s 0 (l-1), 30
3676 let n = int_of_string
s1 in
3677 let m = n lsl shift
in
3679 then raise
(Failure
"value too large")
3683 let string_with_suffix_of_int n =
3691 if n land ((1 lsl 20) - 1) = 0
3694 if n land ((1 lsl 10) - 1) = 0
3701 let h = n mod 1000 in
3704 then string_of_int
h ^
s
3706 let s = Printf.sprintf
"_%03d%s" h s in
3713 let defghyllscroll = (40, 8, 32);;
3714 let ghyllscroll_of_string s =
3715 let (n, a, b) as nab
=
3718 else Scanf.sscanf
s "%u,%u,%u" (fun n a b -> n, a, b)
3720 if n <= a || n <= b || a >= b
3721 then failwith
"invalid ghyll N,A,B (N <= A, A < B, N <= B)";
3725 let ghyllscroll_to_string ((n, a, b) as nab
) =
3726 if nab
= defghyllscroll
3728 else Printf.sprintf
"%d,%d,%d" n a b;
3731 let describe_location () =
3733 if fn
= -1 then l.pageno, l.pageno else fn
, l.pageno
3735 let fn, ln
= List.fold_left
f (-1, -1) state.layout in
3736 let maxy = state.maxy - (if conf.maxhfit
then conf.winh
else 0) in
3740 else (100. *. (float state.y /. float maxy))
3744 Printf.sprintf
"page %d of %d [%.2f%%]"
3745 (fn+1) state.pagecount
percent
3748 "pages %d-%d of %d [%.2f%%]"
3749 (fn+1) (ln
+1) state.pagecount
percent
3753 let btos b = if b then "\xe2\x88\x9a" else "" in
3754 let showextended = ref false in
3755 let leave mode = function
3756 | Confirm
-> state.mode <- mode
3757 | Cancel
-> state.mode <- mode in
3760 val mutable m_first_time
= true
3761 val mutable m_l
= []
3762 val mutable m_a
= [||]
3763 val mutable m_prev_uioh
= nouioh
3764 val mutable m_prev_mode
= View
3766 inherit lvsourcebase
3768 method reset prev_mode prev_uioh
=
3769 m_a
<- Array.of_list
(List.rev m_l
);
3771 m_prev_mode
<- prev_mode
;
3772 m_prev_uioh
<- prev_uioh
;
3776 if n >= Array.length m_a
3780 | _, _, _, Action
_ -> m_active
<- n
3784 m_first_time
<- false;
3787 method int name get
set =
3789 (name
, `
int get
, 1, Action
(
3792 try set (int_of_string
s)
3794 state.text <- Printf.sprintf
"bad integer `%s': %s"
3795 s (Printexc.to_string exn
)
3798 let te = name ^
": ", "", None
, intentry, ondone in
3799 state.mode <- Textentry
(te, leave m_prev_mode
);
3803 method int_with_suffix name get
set =
3805 (name
, `intws get
, 1, Action
(
3808 try set (int_of_string_with_suffix s)
3810 state.text <- Printf.sprintf
"bad integer `%s': %s"
3811 s (Printexc.to_string exn
)
3815 name ^
": ", "", None
, intentry_with_suffix, ondone
3817 state.mode <- Textentry
(te, leave m_prev_mode
);
3821 method bool ?
(offset
=1) ?
(btos=btos) name get
set =
3823 (name
, `
bool (btos, get
), offset
, Action
(
3830 method color name get
set =
3832 (name
, `color get
, 1, Action
(
3834 let invalid = (nan
, nan
, nan
) in
3837 try color_of_string s
3839 state.text <- Printf.sprintf
"bad color `%s': %s"
3840 s (Printexc.to_string exn
);
3846 let te = name ^
": ", "", None
, textentry, ondone in
3847 state.text <- color_to_string (get
());
3848 state.mode <- Textentry
(te, leave m_prev_mode
);
3852 method string name get
set =
3854 (name
, `
string get
, 1, Action
(
3856 let ondone s = set s in
3857 let te = name ^
": ", "", None
, textentry, ondone in
3858 state.mode <- Textentry
(te, leave m_prev_mode
);
3862 method colorspace name get
set =
3864 (name
, `
string get
, 1, Action
(
3867 let vals = [| "rgb"; "bgr"; "gray" |] in
3869 inherit lvsourcebase
3872 m_active
<- int_of_colorspace conf.colorspace
;
3875 method getitemcount
= Array.length
vals
3876 method getitem
n = (vals.(n), 0)
3877 method exit ~uioh ~cancel ~
active ~
first ~pan ~
qsearch =
3878 ignore
(uioh
, first, pan
, qsearch);
3879 if not cancel
then set active;
3881 method hasaction
_ = true
3885 let modehash = findkeyhash conf "info" in
3886 coe (new listview ~
source ~trusted
:true ~
modehash)
3889 method caption
s offset
=
3890 m_l
<- (s, `
empty, offset
, Noaction
) :: m_l
3892 method caption2
s f offset
=
3893 m_l
<- (s, `
string f, offset
, Noaction
) :: m_l
3895 method getitemcount
= Array.length m_a
3898 let tostr = function
3899 | `
int f -> string_of_int
(f ())
3900 | `intws
f -> string_with_suffix_of_int (f ())
3902 | `color
f -> color_to_string (f ())
3903 | `
bool (btos, f) -> btos (f ())
3906 let name, t
, offset
, _ = m_a
.(n) in
3907 ((let s = tostr t
in
3908 if String.length
s > 0
3909 then Printf.sprintf
"%s\t%s" name s
3913 method exit ~uioh ~cancel ~
active ~
first ~pan ~
qsearch =
3917 m_qsearch
<- qsearch;
3919 match m_a
.(active) with
3920 | _, _, _, Action
f -> f uioh
3932 method hasaction
n =
3934 | _, _, _, Action
_ -> true
3938 let rec fillsrc prevmode prevuioh
=
3939 let sep () = src#caption
"" 0 in
3940 let colorp name get
set =
3942 (fun () -> color_to_string (get
()))
3945 let c = color_of_string v in
3948 state.text <- Printf.sprintf
"bad color `%s': %s"
3949 v (Printexc.to_string exn
);
3952 let oldmode = state.mode in
3953 let birdseye = isbirdseye state.mode in
3955 src#caption
(if birdseye then "Setup (Bird's eye)" else "Setup") 0;
3957 src#
bool "presentation mode"
3958 (fun () -> conf.presentation)
3960 conf.presentation <- v;
3961 state.anchor <- getanchor ();
3964 src#
bool "ignore case in searches"
3965 (fun () -> conf.icase
)
3966 (fun v -> conf.icase
<- v);
3969 (fun () -> conf.preload)
3970 (fun v -> conf.preload <- v);
3972 src#
bool "highlight links"
3973 (fun () -> conf.hlinks
)
3974 (fun v -> conf.hlinks
<- v);
3976 src#
bool "under info"
3977 (fun () -> conf.underinfo
)
3978 (fun v -> conf.underinfo
<- v);
3980 src#
bool "persistent bookmarks"
3981 (fun () -> conf.savebmarks
)
3982 (fun v -> conf.savebmarks
<- v);
3984 src#
bool "proportional display"
3985 (fun () -> conf.proportional
)
3986 (fun v -> reqlayout conf.angle
v);
3988 src#
bool "trim margins"
3989 (fun () -> conf.trimmargins
)
3990 (fun v -> settrim v conf.trimfuzz
; fillsrc prevmode prevuioh
);
3992 src#
bool "persistent location"
3993 (fun () -> conf.jumpback
)
3994 (fun v -> conf.jumpback
<- v);
3997 src#
int "inter-page space"
3998 (fun () -> conf.interpagespace)
4000 conf.interpagespace <- n;
4002 match state.layout with
4007 state.maxy <- calcheight ();
4008 let y = getpagey pageno in
4013 (fun () -> conf.pagebias
)
4014 (fun v -> conf.pagebias
<- v);
4016 src#
int "scroll step"
4017 (fun () -> conf.scrollstep
)
4018 (fun n -> conf.scrollstep
<- n);
4020 src#
int "auto scroll step"
4022 match state.autoscroll
with
4024 | _ -> conf.autoscrollstep
)
4026 if state.autoscroll
<> None
4027 then state.autoscroll
<- Some
n;
4028 conf.autoscrollstep
<- n);
4031 (fun () -> truncate
(conf.zoom *. 100.))
4032 (fun v -> setzoom ((float v) /. 100.));
4035 (fun () -> conf.angle
)
4036 (fun v -> reqlayout v conf.proportional
);
4038 src#
int "scroll bar width"
4039 (fun () -> state.scrollw
)
4043 reshape conf.winw
conf.winh
;
4046 src#
int "scroll handle height"
4047 (fun () -> conf.scrollh
)
4048 (fun v -> conf.scrollh
<- v;);
4050 src#
int "thumbnail width"
4051 (fun () -> conf.thumbw
)
4053 conf.thumbw
<- min
4096 v;
4056 leavebirdseye beye
false;
4061 let mode = state.mode in
4062 src#
string "columns"
4064 match conf.columns
with
4066 | Cmulti
(multi
, _) -> multicolumns_to_string multi
4067 | Csplit
(count
, _) -> "-" ^ string_of_int count
4070 let n, a, b = multicolumns_of_string v in
4071 setcolumns mode n a b);
4074 src#caption
"Presentation mode" 0;
4075 src#
bool "scrollbar visible"
4076 (fun () -> conf.scrollbarinpm
)
4078 if v != conf.scrollbarinpm
4080 conf.scrollbarinpm
<- v;
4081 if conf.presentation
4083 state.scrollw
<- if v then conf.scrollbw
else 0;
4084 reshape conf.winw
conf.winh
;
4090 src#caption
"Pixmap cache" 0;
4091 src#int_with_suffix
"size (advisory)"
4092 (fun () -> conf.memlimit
)
4093 (fun v -> conf.memlimit
<- v);
4096 (fun () -> Printf.sprintf
"%s bytes, %d tiles"
4097 (string_with_suffix_of_int state.memused
)
4098 (Hashtbl.length
state.tilemap
)) 1;
4101 src#caption
"Layout" 0;
4102 src#caption2
"Dimension"
4104 Printf.sprintf
"%dx%d (virtual %dx%d)"
4110 src#caption2
"Position" (fun () ->
4111 Printf.sprintf
"%dx%d" state.x state.y
4114 src#caption2
"Visible" (fun () -> describe_location ()) 1
4118 src#
bool ~offset
:0 ~
btos:(fun v -> if v then "(on)" else "(off)")
4119 "Save these parameters as global defaults at exit"
4120 (fun () -> conf.bedefault
)
4121 (fun v -> conf.bedefault
<- v)
4125 let btos b = if b then "\xc2\xab" else "\xc2\xbb" in
4126 src#
bool ~offset
:0 ~
btos "Extended parameters"
4127 (fun () -> !showextended)
4128 (fun v -> showextended := v; fillsrc prevmode prevuioh
);
4132 (fun () -> conf.checkers
)
4133 (fun v -> conf.checkers
<- v; setcheckers v);
4134 src#
bool "update cursor"
4135 (fun () -> conf.updatecurs
)
4136 (fun v -> conf.updatecurs
<- v);
4138 (fun () -> conf.verbose
)
4139 (fun v -> conf.verbose
<- v);
4140 src#
bool "invert colors"
4141 (fun () -> conf.invert
)
4142 (fun v -> conf.invert
<- v);
4144 (fun () -> conf.maxhfit
)
4145 (fun v -> conf.maxhfit
<- v);
4146 src#
bool "redirect stderr"
4147 (fun () -> conf.redirectstderr)
4148 (fun v -> conf.redirectstderr <- v; redirectstderr ());
4149 src#
string "uri launcher"
4150 (fun () -> conf.urilauncher
)
4151 (fun v -> conf.urilauncher
<- v);
4152 src#
string "path launcher"
4153 (fun () -> conf.pathlauncher
)
4154 (fun v -> conf.pathlauncher
<- v);
4155 src#
string "tile size"
4156 (fun () -> Printf.sprintf
"%dx%d" conf.tilew
conf.tileh
)
4159 let w, h = Scanf.sscanf
v "%dx%d" (fun w h -> w, h) in
4160 conf.tileh
<- max
64 w;
4161 conf.tilew
<- max
64 h;
4164 state.text <- Printf.sprintf
"bad tile size `%s': %s"
4165 v (Printexc.to_string exn
));
4166 src#
int "texture count"
4167 (fun () -> conf.texcount
)
4170 then conf.texcount
<- v
4171 else showtext '
!'
" Failed to set texture count please retry later"
4173 src#
int "slice height"
4174 (fun () -> conf.sliceheight
)
4176 conf.sliceheight
<- v;
4177 wcmd "sliceh %d" conf.sliceheight
;
4179 src#
int "anti-aliasing level"
4180 (fun () -> conf.aalevel
)
4182 conf.aalevel
<- bound v 0 8;
4183 state.anchor <- getanchor ();
4184 opendoc state.path
state.password
;
4186 src#
int "ui font size"
4187 (fun () -> fstate.fontsize
)
4188 (fun v -> setfontsize (bound v 5 100));
4189 colorp "background color"
4190 (fun () -> conf.bgcolor
)
4191 (fun v -> conf.bgcolor
<- v);
4192 src#
bool "crop hack"
4193 (fun () -> conf.crophack
)
4194 (fun v -> conf.crophack
<- v);
4195 src#
string "trim fuzz"
4196 (fun () -> irect_to_string conf.trimfuzz
)
4199 conf.trimfuzz
<- irect_of_string v;
4201 then settrim true conf.trimfuzz
;
4203 state.text <- Printf.sprintf
"bad irect `%s': %s"
4204 v (Printexc.to_string exn
)
4206 src#
string "throttle"
4208 match conf.maxwait
with
4209 | None
-> "show place holder if page is not ready"
4212 then "wait for page to fully render"
4214 "wait " ^ string_of_float
time
4215 ^
" seconds before showing placeholder"
4219 let f = float_of_string
v in
4221 then conf.maxwait
<- None
4222 else conf.maxwait
<- Some
f
4224 state.text <- Printf.sprintf
"bad time `%s': %s"
4225 v (Printexc.to_string exn
)
4227 src#
string "ghyll scroll"
4229 match conf.ghyllscroll
with
4231 | Some nab
-> ghyllscroll_to_string nab
4236 if String.length
v = 0
4238 else Some
(ghyllscroll_of_string v)
4240 conf.ghyllscroll
<- gs
4242 state.text <- Printf.sprintf
"bad ghyll `%s': %s"
4243 v (Printexc.to_string exn
)
4245 src#
string "selection command"
4246 (fun () -> conf.selcmd
)
4247 (fun v -> conf.selcmd
<- v);
4248 src#colorspace
"color space"
4249 (fun () -> colorspace_to_string conf.colorspace
)
4251 conf.colorspace
<- colorspace_of_int v;
4258 src#caption
"Document" 0;
4259 List.iter
(fun (_, s) -> src#caption
s 1) state.docinfo
;
4260 src#caption2
"Pages"
4261 (fun () -> string_of_int
state.pagecount
) 1;
4262 src#caption2
"Dimensions"
4263 (fun () -> string_of_int
(List.length
state.pdims
)) 1;
4267 src#caption
"Trimmed margins" 0;
4268 src#caption2
"Dimensions"
4269 (fun () -> string_of_int
(List.length
state.pdims
)) 1;
4272 src#reset prevmode prevuioh
;
4276 let prevmode = state.mode
4277 and prevuioh
= state.uioh in
4278 fillsrc prevmode prevuioh
;
4279 let source = (src :> lvsource
) in
4280 let modehash = findkeyhash conf "info" in
4281 state.uioh <- coe (object (self)
4282 inherit listview ~
source ~trusted
:true ~
modehash as super
4283 val mutable m_prevmemused
= 0
4284 method infochanged
= function
4286 if m_prevmemused
!= state.memused
4288 m_prevmemused
<- state.memused
;
4289 G.postRedisplay "memusedchanged";
4291 | Pdim
-> G.postRedisplay "pdimchanged"
4292 | Docinfo
-> fillsrc prevmode prevuioh
4294 method key key mask
=
4295 if not
(Wsi.withctrl mask
)
4298 | 0xff51 -> coe (self#updownlevel ~
-1)
4299 | 0xff53 -> coe (self#updownlevel
1)
4300 | _ -> super#
key key mask
4301 else super#
key key mask
4303 G.postRedisplay "info";
4309 inherit lvsourcebase
4310 method getitemcount
= Array.length
state.help
4312 let s, n, _ = state.help
.(n) in
4315 method exit ~
uioh ~cancel ~
active ~
first ~pan ~
qsearch =
4319 m_qsearch
<- qsearch;
4320 match state.help
.(active) with
4321 | _, _, Action
f -> Some
(f uioh)
4331 method hasaction
n =
4332 match state.help
.(n) with
4333 | _, _, Action
_ -> true
4340 let modehash = findkeyhash conf "help" in
4341 state.uioh <- coe (new listview ~
source ~trusted
:true ~
modehash);
4342 G.postRedisplay "help";
4347 let re = Str.regexp
"[\r\n]" in
4349 inherit lvsourcebase
4350 val mutable m_items
= [||]
4352 method getitemcount
= 1 + Array.length m_items
4357 else m_items
.(n-1), 0
4359 method exit ~
uioh ~cancel ~
active ~
first ~pan ~
qsearch =
4364 then Buffer.clear
state.errmsgs
;
4365 m_qsearch
<- qsearch;
4372 method hasaction
n =
4376 state.newerrmsgs
<- false;
4377 let l = Str.split
re (Buffer.contents
state.errmsgs
) in
4378 m_items
<- Array.of_list
l
4386 let source = (msgsource :> lvsource
) in
4387 let modehash = findkeyhash conf "listview" in
4388 state.uioh <- coe (object
4389 inherit listview ~
source ~trusted
:false ~
modehash as super
4392 then msgsource#reset
;
4395 G.postRedisplay "msgs";
4398 let quickbookmark ?title
() =
4399 match state.layout with
4405 let sec = Unix.gettimeofday
() in
4406 let tm = Unix.localtime
sec in
4407 Printf.sprintf
"Quick (page %d) (bookmarked at %d/%d/%d %d:%d)"
4411 (tm.Unix.tm_year
+ 1900)
4414 | Some
title -> title
4417 (title, 0, (l.pageno, float l.pagey /. float l.pageh
))
4422 state.fullscreen
<- None
;
4426 let setautoscrollspeed step goingdown
=
4427 let incr = max
1 ((abs step
) / 2) in
4428 let incr = if goingdown
then incr else -incr in
4429 let astep = step
+ incr in
4430 state.autoscroll
<- Some
astep;
4433 let gotounder = function
4434 | Ulinkgoto
(pageno, top) ->
4438 gotopage1 pageno top;
4444 | Uremote
(filename
, pageno) ->
4446 if Sys.file_exists filename
4449 let dir = Filename.dirname
state.path in
4450 let path = Filename.concat
dir filename
in
4451 if Sys.file_exists
path
4455 if String.length
path > 0
4457 let anchor = getanchor () in
4458 let ranchor = state.path, state.password
, anchor in
4459 state.anchor <- (pageno, 0.0);
4460 state.ranchors
<- ranchor :: state.ranchors
;
4463 else showtext '
!'
("Could not find " ^ filename
)
4465 | Uunexpected
_ | Ulaunch
_ | Unamed
_ | Utext
_ | Unone
-> ()
4469 match conf.columns
with
4471 | _ -> conf.zoom > 1.0
4474 let viewkeyboard key mask
=
4476 let mode = state.mode in
4477 state.mode <- Textentry
(te, fun _ -> state.mode <- mode);
4480 G.postRedisplay "view:enttext"
4482 let ctrl = Wsi.withctrl mask
in
4487 | 0xff63 -> (* insert *)
4488 if conf.angle
mod 360 = 0
4490 state.mode <- LinkNav
(Ltgendir
0);
4493 else showtext '
!'
"Keyboard link naviagtion does not work under rotation"
4495 | 0xff1b | 113 -> (* escape / q *)
4496 begin match state.mstate
with
4498 state.mstate
<- Mnone
;
4499 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
4500 G.postRedisplay "kill zoom rect";
4502 match state.ranchors
with
4504 | (path, password
, anchor) :: rest
->
4505 state.ranchors
<- rest
;
4506 state.anchor <- anchor;
4507 opendoc path password
4510 | 0xff08 -> (* backspace *)
4511 let y = getnav ~
-1 in
4512 gotoy_and_clear_text y
4520 G.postRedisplay "dehighlight";
4522 | 47 | 63 -> (* / ? *)
4523 let ondone isforw
s =
4524 cbput state.hists
.pat
s;
4525 state.searchpattern
<- s;
4528 let s = String.create
1 in
4529 s.[0] <- Char.chr
key;
4530 enttext (s, "", Some
(onhist state.hists
.pat
),
4531 textentry, ondone (key = 47))
4533 | 43 | 0xffab when ctrl -> (* ctrl-+ *)
4534 let incr = if conf.zoom +. 0.01 > 0.1 then 0.1 else 0.01 in
4535 setzoom (conf.zoom +. incr)
4537 | 43 | 0xffab -> (* + *)
4540 try int_of_string
s with exc
->
4541 state.text <- Printf.sprintf
"bad integer `%s': %s"
4542 s (Printexc.to_string exc
);
4548 state.text <- "page bias is now " ^ string_of_int
n;
4551 enttext ("page bias: ", "", None
, intentry, ondone)
4553 | 45 | 0xffad when ctrl -> (* ctrl-- *)
4554 let decr = if conf.zoom -. 0.1 < 0.1 then 0.01 else 0.1 in
4555 setzoom (max
0.01 (conf.zoom -. decr))
4557 | 45 | 0xffad -> (* - *)
4558 let ondone msg
= state.text <- msg
in
4560 "option [acfhilpstvxACPRSZTIS]: ", "", None
,
4561 optentry state.mode, ondone
4564 | 48 when ctrl -> (* ctrl-0 *)
4567 | 49 when ctrl -> (* 1 *)
4568 let zoom = zoomforh
conf.winw
conf.winh
state.scrollw
in
4572 | 0xffc6 -> (* f9 *)
4575 | 57 when ctrl -> (* ctrl-9 *)
4578 | (48 | 49 | 50 | 51 | 52 | 53 | 54 | 55 | 56 | 57)
4579 when not
ctrl -> (* 0..9 *)
4582 try int_of_string
s with exc
->
4583 state.text <- Printf.sprintf
"bad integer `%s': %s"
4584 s (Printexc.to_string exc
);
4590 cbput state.hists
.pag
(string_of_int
n);
4591 gotopage1 (n + conf.pagebias
- 1) 0;
4594 let pageentry text key =
4595 match Char.unsafe_chr
key with
4596 | 'g'
-> TEdone
text
4597 | _ -> intentry text key
4599 let text = "x" in text.[0] <- Char.chr
key;
4600 enttext (":", text, Some
(onhist state.hists
.pag
), pageentry, ondone)
4603 state.scrollw
<- if state.scrollw
> 0 then 0 else conf.scrollbw
;
4604 reshape conf.winw
conf.winh
;
4607 conf.hlinks
<- not
conf.hlinks
;
4608 state.text <- "highlightlinks " ^
if conf.hlinks
then "on" else "off";
4609 G.postRedisplay "toggle highlightlinks";
4612 state.glinks
<- true;
4615 try int_of_string
s with exc
->
4616 state.text <- Printf.sprintf
"bad integer `%s': %s"
4617 s (Printexc.to_string exc
);
4622 let rec loop n = function
4625 match getopaque l.pageno with
4626 | None
-> loop n rest
4628 let m = getlinkcount opaque
in
4631 let under = getlink opaque
n in
4635 else loop (n-m) rest
4637 loop n state.layout;
4640 let onkey text key =
4641 match Char.unsafe_chr
key with
4642 | 'g'
-> TEdone
text
4643 | _ -> intentry text key
4645 let mode = state.mode in
4646 state.mode <- Textentry
(
4647 (":", "", Some
(onhist state.hists
.pag
), onkey, ondone),
4649 state.glinks
<- false;
4653 G.postRedisplay "view:enttext"
4656 begin match state.autoscroll
with
4658 conf.autoscrollstep
<- step
;
4659 state.autoscroll
<- None
4661 if conf.autoscrollstep
= 0
4662 then state.autoscroll
<- Some
1
4663 else state.autoscroll
<- Some
conf.autoscrollstep
4666 | 112 when ctrl -> (* ctrl-p *)
4670 conf.presentation <- not
conf.presentation;
4671 if conf.presentation
4673 if not
conf.scrollbarinpm
4674 then state.scrollw
<- 0;
4677 state.scrollw
<- conf.scrollbw
;
4679 showtext ' '
("presentation mode " ^
4680 if conf.presentation then "on" else "off");
4681 state.anchor <- getanchor ();
4685 begin match state.fullscreen
with
4687 state.fullscreen
<- Some
(conf.winw
, conf.winh
);
4690 state.fullscreen
<- None
;
4695 gotoy_and_clear_text 0
4698 gotopage1 (state.pagecount
- 1) 0
4700 | 112 | 78 -> (* p|N *)
4701 search state.searchpattern
false
4703 | 110 | 0xffc0 -> (* n|F3 *)
4704 search state.searchpattern
true
4707 begin match state.layout with
4710 gotoy_and_clear_text (getpagey l.pageno)
4714 begin match List.rev
state.layout with
4717 let pageno = min
(l.pageno+1) (state.pagecount
-1) in
4718 gotoy_and_clear_text (getpagey pageno)
4721 | 0xff9f | 0xffff -> (* delete *)
4722 begin match state.layout with
4725 let pageno = max
0 (l.pageno-1) in
4726 gotoy_and_clear_text (getpagey pageno)
4730 showtext ' '
(describe_location ());
4733 begin match state.layout with
4736 doreshape (l.pagew
+ state.scrollw
) l.pageh
;
4741 enterbookmarkmode ()
4743 | 104 | 0xffbe -> (* h|F1 *)
4749 | 101 when conf.redirectstderr -> (* e *)
4754 match state.layout with
4757 (s, 0, (l.pageno, float l.pagey /. float l.pageh
))
4761 enttext ("bookmark: ", "", None
, textentry, ondone)
4765 showtext ' '
"Quick bookmark added";
4768 begin match state.layout with
4770 let rect = getpdimrect
l.pagedimno
in
4774 (truncate
(1.8 *. (rect.(1) -. rect.(0))),
4775 truncate
(1.2 *. (rect.(3) -. rect.(0))))
4777 (truncate
(rect.(1) -. rect.(0)),
4778 truncate
(rect.(3) -. rect.(0)))
4780 let w = truncate
((float w)*.conf.zoom)
4781 and h = truncate
((float h)*.conf.zoom) in
4784 state.anchor <- getanchor ();
4785 doreshape (w + state.scrollw
) (h + conf.interpagespace)
4787 G.postRedisplay "z";
4792 | 50 when ctrl -> (* ctrl-2 *)
4793 let maxw = getmaxw
() in
4795 then setzoom (maxw /. float conf.winw
)
4797 | 60 | 62 -> (* < > *)
4798 reqlayout (conf.angle
+ (if key = 62 then 30 else -30)) conf.proportional
4800 | 91 | 93 -> (* [ ] *)
4802 bound (conf.colorscale
+. (if key = 93 then 0.1 else -0.1)) 0.0 1.0
4804 G.postRedisplay "brightness";
4806 | 0xff54 | 0xff52 when ctrl && Wsi.withshift mask
->
4807 setzoom state.prevzoom
4809 | 107 | 0xff52 -> (* k up *)
4810 begin match state.autoscroll
with
4812 begin match state.mode with
4813 | Birdseye beye
-> upbirdseye 1 beye
4816 then gotoy_and_clear_text (clamp ~
-(conf.winh
/2))
4817 else gotoy_and_clear_text (clamp (-conf.scrollstep
))
4820 setautoscrollspeed n false
4823 | 106 | 0xff54 -> (* j down *)
4824 begin match state.autoscroll
with
4826 begin match state.mode with
4827 | Birdseye beye
-> downbirdseye 1 beye
4830 then gotoy_and_clear_text (clamp (conf.winh
/2))
4831 else gotoy_and_clear_text (clamp conf.scrollstep
)
4834 setautoscrollspeed n true
4837 | 0xff51 | 0xff53 when not
(Wsi.withalt mask
) -> (* left / right *)
4845 let dx = if key = 0xff51 then dx else -dx in
4846 state.x <- state.x + dx;
4847 gotoy_and_clear_text state.y
4850 G.postRedisplay "lef/right"
4853 | 0xff55 -> (* prior *)
4857 match state.layout with
4859 | l :: _ -> state.y - l.pagey
4865 | 0xff56 -> (* next *)
4869 match List.rev
state.layout with
4871 | l :: _ -> getpagey l.pageno
4877 | 0xff50 -> gotoghyll 0
4878 | 0xff57 -> gotoghyll (clamp state.maxy)
4879 | 0xff53 when Wsi.withalt mask
->
4880 gotoghyll (getnav ~
-1)
4881 | 0xff51 when Wsi.withalt mask
->
4882 gotoghyll (getnav 1)
4885 state.anchor <- getanchor ();
4886 opendoc state.path state.password
4888 | 118 when conf.debug
-> (* v *)
4891 match getopaque l.pageno with
4894 let x0, y0, x1, y1 = pagebbox opaque
in
4895 let a,b = float x0, float y0 in
4896 let c,d = float x1, float y0 in
4897 let e,f = float x1, float y1 in
4898 let h,j
= float x0, float y1 in
4899 let rect = (a,b,c,d,e,f,h,j
) in
4901 state.rects
<- (l.pageno, l.pageno mod 3, rect) :: state.rects
;
4903 G.postRedisplay "v";
4906 vlog "huh? %s" (Wsi.keyname
key)
4909 let linknavkeyboard key mask
linknav =
4910 let getpage pageno =
4911 let rec loop = function
4913 | l :: _ when l.pageno = pageno -> Some
l
4914 | _ :: rest
-> loop rest
4915 in loop state.layout
4917 let doexact (pageno, n) =
4918 match getopaque pageno, getpage pageno with
4919 | Some opaque
, Some
l ->
4922 let under = getlink opaque
n in
4923 G.postRedisplay "link gotounder";
4929 | 0xff50 -> (* home *)
4930 Some
(findlink opaque LDfirst
), -1
4932 | 0xff57 -> (* end *)
4933 Some
(findlink opaque LDlast
), 1
4935 | 0xff51 -> (* left *)
4936 Some
(findlink opaque
(LDleft
n)), -1
4938 | 0xff53 -> (* right *)
4939 Some
(findlink opaque
(LDright
n)), 1
4941 | 0xff52 -> (* up *)
4942 Some
(findlink opaque
(LDup
n)), -1
4944 | 0xff54 -> (* down *)
4945 Some
(findlink opaque
(LDdown
n)), 1
4950 begin match findpwl
l.pageno dir with
4954 state.mode <- LinkNav
(Ltgendir
dir);
4955 let y, h = getpageyh pageno in
4958 then y + h - conf.winh
4963 begin match getopaque pageno, getpage pageno with
4964 | Some opaque
, Some
_ ->
4966 let ld = if dir > 0 then LDfirst
else LDlast
in
4969 begin match link with
4971 showlinktype (getlink opaque
m);
4972 state.mode <- LinkNav
(Ltexact
(pageno, m));
4973 G.postRedisplay "linknav jpage";
4980 begin match opt with
4981 | Some Lnotfound
-> pwl l dir;
4982 | Some
(Lfound
m) ->
4986 let _, y0, _, y1 = getlinkrect opaque
m in
4988 then gotopage1 l.pageno y0
4990 let d = fstate.fontsize
+ 1 in
4991 if y1 - l.pagey > l.pagevh - d
4992 then gotopage1 l.pageno (y1 - conf.winh
- state.hscrollh + d)
4993 else G.postRedisplay "linknav";
4995 showlinktype (getlink opaque
m);
4996 state.mode <- LinkNav
(Ltexact
(l.pageno, m));
4999 | None
-> viewkeyboard key mask
5001 | _ -> viewkeyboard key mask
5006 G.postRedisplay "leave linknav"
5010 | Ltgendir
_ -> viewkeyboard key mask
5011 | Ltexact exact
-> doexact exact
5014 let keyboard key mask
=
5015 if (key = 103 && Wsi.withctrl mask
) && not
(istextentry state.mode)
5016 then wcmd "interrupt"
5017 else state.uioh <- state.uioh#
key key mask
5020 let birdseyekeyboard key mask
5021 ((oconf
, leftx
, pageno, hooverpageno
, anchor) as beye
) =
5023 match conf.columns
with
5025 | Cmulti
((c, _, _), _) -> c
5026 | Csplit
_ -> failwith
"bird's eye split mode"
5029 | 108 when Wsi.withctrl mask
-> (* ctrl-l *)
5030 let y, h = getpageyh pageno in
5031 let top = (conf.winh
- h) / 2 in
5032 gotoy (max
0 (y - top))
5033 | 0xff0d -> leavebirdseye beye
false
5034 | 0xff1b -> leavebirdseye beye
true (* escape *)
5035 | 0xff52 -> upbirdseye incr beye
(* prior *)
5036 | 0xff54 -> downbirdseye incr beye
(* next *)
5037 | 0xff51 -> upbirdseye 1 beye
(* up *)
5038 | 0xff53 -> downbirdseye 1 beye
(* down *)
5041 begin match state.layout with
5045 state.mode <- Birdseye
(
5046 oconf
, leftx
, l.pageno, hooverpageno
, anchor
5048 gotopage1 l.pageno 0;
5051 let layout = layout (state.y-conf.winh
) conf.winh
in
5053 | [] -> gotoy (clamp (-conf.winh
))
5055 state.mode <- Birdseye
(
5056 oconf
, leftx
, l.pageno, hooverpageno
, anchor
5058 gotopage1 l.pageno 0
5061 | [] -> gotoy (clamp (-conf.winh
))
5065 begin match List.rev
state.layout with
5067 let layout = layout (state.y + conf.winh
) conf.winh
in
5068 begin match layout with
5070 let incr = l.pageh
- l.pagevh in
5075 oconf
, leftx
, state.pagecount
- 1, hooverpageno
, anchor
5077 G.postRedisplay "birdseye pagedown";
5079 else gotoy (clamp (incr + conf.interpagespace*2));
5083 Birdseye
(oconf
, leftx
, l.pageno, hooverpageno
, anchor);
5084 gotopage1 l.pageno 0;
5087 | [] -> gotoy (clamp conf.winh
)
5091 state.mode <- Birdseye
(oconf
, leftx
, 0, hooverpageno
, anchor);
5095 let pageno = state.pagecount
- 1 in
5096 state.mode <- Birdseye
(oconf
, leftx
, pageno, hooverpageno
, anchor);
5097 if not
(pagevisible state.layout pageno)
5100 match List.rev
state.pdims
with
5102 | (_, _, h, _) :: _ -> h
5104 gotoy (max
0 (getpagey pageno - (conf.winh
- h - conf.interpagespace)))
5105 else G.postRedisplay "birdseye end";
5106 | _ -> viewkeyboard key mask
5109 let drawpage l linkindexbase
=
5111 match state.mode with
5112 | Textentry
_ -> scalecolor 0.4
5114 | View
-> scalecolor 1.0
5115 | Birdseye
(_, _, pageno, hooverpageno
, _) ->
5116 if l.pageno = hooverpageno
5119 if l.pageno = pageno
5125 begin match getopaque l.pageno with
5127 if tileready l l.pagex l.pagey
5129 let x = l.pagedispx - l.pagex
5130 and y = l.pagedispy - l.pagey in
5131 let hlmask = (if conf.hlinks
then 1 else 0)
5132 + (if state.glinks
&& not
(isbirdseye state.mode) then 2 else 0)
5134 postprocess opaque
hlmask x y linkindexbase
;
5141 let scrollindicator () =
5142 let sbw, ph
, sh = state.uioh#
scrollph in
5143 let sbh, pw, sw = state.uioh#scrollpw
in
5145 GlDraw.color (0.64, 0.64, 0.64);
5147 (float (conf.winw
- sbw), 0.)
5148 (float conf.winw
, float conf.winh
)
5151 (0., float (conf.winh
- sbh))
5152 (float (conf.winw
- state.scrollw
- 1), float conf.winh
)
5154 GlDraw.color (0.0, 0.0, 0.0);
5157 (float (conf.winw
- sbw), ph
)
5158 (float conf.winw
, ph
+. sh)
5161 (pw, float (conf.winh
- sbh))
5162 (pw +. sw, float conf.winh
)
5167 match state.mstate
with
5168 | Mnone
| Mscrolly
| Mscrollx
| Mpan
_ | Mzoom
_ | Mzoomrect
_ ->
5171 | Msel
((x0, y0), (x1, y1)) ->
5172 let rec loop = function
5174 if ((y0 >= l.pagedispy && y0 <= (l.pagedispy + l.pagevh))
5175 || ((y1 >= l.pagedispy && y1 <= (l.pagedispy + l.pagevh))))
5176 && ((x0 >= l.pagedispx && x0 <= (l.pagedispx + l.pagevw))
5177 || ((x1 >= l.pagedispx && x1 <= (l.pagedispx + l.pagevw))))
5179 match getopaque l.pageno with
5181 let x0, y0 = pagetranslatepoint l x0 y0 in
5182 let x1, y1 = pagetranslatepoint l x1 y1 in
5183 seltext opaque
(x0, y0, x1, y1);
5191 let showrects rects
=
5193 GlDraw.color (0.0, 0.0, 1.0) ~alpha
:0.5;
5194 GlDraw.polygon_mode `both `fill
;
5195 GlFunc.blend_func `src_alpha `one_minus_src_alpha
;
5197 (fun (pageno, c, (x0, y0, x1, y1, x2
, y2
, x3
, y3
)) ->
5199 if l.pageno = pageno
5201 let dx = float (l.pagedispx - l.pagex) in
5202 let dy = float (l.pagedispy - l.pagey) in
5203 GlDraw.color (0.0, 0.0, 1.0 /. float c) ~alpha
:0.5;
5204 GlDraw.begins `quads
;
5206 GlDraw.vertex2
(x0+.dx, y0+.dy);
5207 GlDraw.vertex2
(x1+.dx, y1+.dy);
5208 GlDraw.vertex2
(x2
+.dx, y2
+.dy);
5209 GlDraw.vertex2
(x3
+.dx, y3
+.dy);
5220 GlClear.color (scalecolor2 conf.bgcolor
);
5221 GlClear.clear
[`
color];
5222 let rec loop linkindexbase
= function
5224 let linkindexbase = linkindexbase + drawpage l linkindexbase in
5225 loop linkindexbase rest
5228 loop 0 state.layout;
5230 match state.mode with
5231 | LinkNav
(Ltexact
(pageno, linkno
)) ->
5232 begin match getopaque pageno with
5234 let x0, y0, x1, y1 = getlinkrect opaque linkno
in
5241 | None
-> state.rects
5248 begin match state.mstate
with
5249 | Mzoomrect
((x0, y0), (x1, y1)) ->
5251 GlDraw.color (0.3, 0.3, 0.3) ~alpha
:0.5;
5252 GlFunc.blend_func `src_alpha `one_minus_src_alpha
;
5253 GlDraw.rect (float x0, float y0)
5254 (float x1, float y1);
5263 let zoomrect x y x1 y1 =
5266 and y0 = min
y y1 in
5267 gotoy (state.y + y0);
5268 state.anchor <- getanchor ();
5269 let zoom = (float conf.winw
*. conf.zoom) /. float (x1 - x0) in
5271 if state.w < conf.winw
- state.scrollw
5272 then (conf.winw
- state.scrollw
- state.w) / 2
5275 state.x <- (state.x + margin) - x0;
5277 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
5278 state.mstate
<- Mnone
;
5282 let winw = conf.winw - state.scrollw
- 1 in
5283 let s = float x /. float winw in
5284 let destx = truncate
(float (state.w + winw) *. s) in
5285 state.x <- winw - destx;
5286 gotoy_and_clear_text state.y;
5287 state.mstate
<- Mscrollx
;
5291 let s = float y /. float conf.winh
in
5292 let desty = truncate
(float (state.maxy - conf.winh
) *. s) in
5293 gotoy_and_clear_text desty;
5294 state.mstate
<- Mscrolly
;
5297 let viewmouse button down
x y mask
=
5299 | n when (n == 4 || n == 5) && not down
->
5300 if Wsi.withctrl mask
5302 match state.mstate
with
5303 | Mzoom
(oldn
, i
) ->
5311 if conf.zoom +. 0.01 > 0.1 then 0.1 else 0.01
5313 if conf.zoom -. 0.1 < 0.1 then -0.01 else -0.1
5315 let zoom = conf.zoom -. incr in
5317 state.mstate
<- Mzoom
(n, 0);
5319 state.mstate
<- Mzoom
(n, i
+1);
5321 else state.mstate
<- Mzoom
(n, 0)
5323 | _ -> state.mstate
<- Mzoom
(n, 0)
5326 match state.autoscroll
with
5327 | Some step
-> setautoscrollspeed step
(n=4)
5331 then -conf.scrollstep
5332 else conf.scrollstep
5334 let incr = incr * 2 in
5335 let y = clamp incr in
5336 gotoy_and_clear_text y
5339 | 1 when Wsi.withctrl mask
->
5342 Wsi.setcursor
Wsi.CURSOR_CROSSHAIR
;
5343 state.mstate
<- Mpan
(x, y)
5346 state.mstate
<- Mnone
5351 Wsi.setcursor
Wsi.CURSOR_CYCLE
;
5353 state.mstate
<- Mzoomrect
(p, p)
5356 match state.mstate
with
5357 | Mzoomrect
((x0, y0), _) ->
5358 if abs
(x-x0) > 10 && abs
(y - y0) > 10
5359 then zoomrect x0 y0 x y
5361 state.mstate
<- Mnone
;
5362 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
5363 G.postRedisplay "kill accidental zoom rect";
5366 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
5367 state.mstate
<- Mnone
5370 | 1 when x > conf.winw - state.scrollw
->
5373 let _, position, sh = state.uioh#
scrollph in
5374 if y > truncate
position && y < truncate
(position +. sh)
5375 then state.mstate
<- Mscrolly
5378 state.mstate
<- Mnone
5380 | 1 when y > conf.winh
- state.hscrollh ->
5383 let _, position, sw = state.uioh#scrollpw
in
5384 if x > truncate
position && x < truncate
(position +. sw)
5385 then state.mstate
<- Mscrollx
5388 state.mstate
<- Mnone
5391 let dest = if down
then getunder x y else Unone
in
5392 begin match dest with
5396 | Uunexpected
_ | Ulaunch
_ | Unamed
_ ->
5399 | Unone
when down
->
5400 Wsi.setcursor
Wsi.CURSOR_CROSSHAIR
;
5401 state.mstate
<- Mpan
(x, y);
5403 | Unone
| Utext
_ ->
5406 if conf.angle
mod 360 = 0
5408 state.mstate
<- Msel
((x, y), (x, y));
5409 G.postRedisplay "mouse select";
5413 match state.mstate
with
5416 | Mzoom
_ | Mscrollx
| Mscrolly
->
5417 state.mstate
<- Mnone
5419 | Mzoomrect
((x0, y0), _) ->
5423 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
5424 state.mstate
<- Mnone
5426 | Msel
((_, y0), (_, y1)) ->
5427 let rec loop = function
5430 if (y0 >= l.pagedispy && y0 <= (l.pagedispy + l.pagevh))
5431 || ((y1 >= l.pagedispy
5432 && y1 <= (l.pagedispy + l.pagevh)))
5434 match getopaque l.pageno with
5436 copysel
conf.selcmd opaque
;
5437 G.postRedisplay "copysel"
5442 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
5443 state.mstate
<- Mnone
;
5450 let birdseyemouse button down
x y mask
5451 (conf, leftx
, _, hooverpageno
, anchor) =
5454 let rec loop = function
5457 if y > l.pagedispy && y < l.pagedispy + l.pagevh
5458 && x > l.pagedispx && x < l.pagedispx + l.pagevw
5460 leavebirdseye (conf, leftx
, l.pageno, hooverpageno
, anchor) false;
5466 | _ -> viewmouse button down
x y mask
5469 let mouse button down
x y mask
=
5470 state.uioh <- state.uioh#button button down
x y mask
;
5474 state.uioh <- state.uioh#
motion x y
5478 state.uioh <- state.uioh#
pmotion x y;
5484 method key key mask
=
5485 begin match state.mode with
5486 | Textentry
textentry -> textentrykeyboard key mask
textentry
5487 | Birdseye
birdseye -> birdseyekeyboard key mask
birdseye
5488 | View
-> viewkeyboard key mask
5489 | LinkNav
linknav -> linknavkeyboard key mask
linknav
5493 method button button bstate
x y mask
=
5494 begin match state.mode with
5496 | View
-> viewmouse button bstate
x y mask
5497 | Birdseye beye
-> birdseyemouse button bstate
x y mask beye
5503 begin match state.mode with
5505 | View
| Birdseye
_ | LinkNav
_ ->
5506 match state.mstate
with
5507 | Mzoom
_ | Mnone
-> ()
5512 state.mstate
<- Mpan
(x, y);
5514 then state.x <- state.x + dx;
5516 gotoy_and_clear_text y
5519 state.mstate
<- Msel
(a, (x, y));
5520 G.postRedisplay "motion select";
5523 let y = min
conf.winh
(max
0 y) in
5527 let x = min
conf.winw (max
0 x) in
5530 | Mzoomrect
(p0
, _) ->
5531 state.mstate
<- Mzoomrect
(p0
, (x, y));
5532 G.postRedisplay "motion zoomrect";
5536 method pmotion x y =
5537 begin match state.mode with
5538 | Birdseye
(conf, leftx
, pageno, hooverpageno
, anchor) ->
5539 let rec loop = function
5541 if hooverpageno
!= -1
5543 state.mode <- Birdseye
(conf, leftx
, pageno, -1, anchor);
5544 G.postRedisplay "pmotion birdseye no hoover";
5547 if y > l.pagedispy && y < l.pagedispy + l.pagevh
5548 && x > l.pagedispx && x < l.pagedispx + l.pagevw
5550 state.mode <- Birdseye
(conf, leftx
, pageno, l.pageno, anchor);
5551 G.postRedisplay "pmotion birdseye hoover";
5561 match state.mstate
with
5562 | Mnone
-> updateunder x y
5563 | Mpan
_ | Msel
_ | Mzoom
_ | Mscrolly
| Mscrollx
| Mzoomrect
_ ->
5568 method infochanged
_ = ()
5571 let maxy = state.maxy - (if conf.maxhfit
then conf.winh
else 0) in
5572 let p, h = scrollph state.y maxy in
5576 let winw = conf.winw - state.scrollw
- 1 in
5577 let fwinw = float winw in
5579 let sw = fwinw /. float state.w in
5580 let sw = fwinw *. sw in
5581 max
sw (float conf.scrollh
)
5584 let f = state.w+winw in
5585 let r = float (winw-state.x) /. float f in
5586 let p = fwinw *. r in
5590 if position +. sw > fwinw
5591 then fwinw -. position
5594 state.hscrollh, position, sw
5598 match state.mode with
5599 | LinkNav
_ -> "links"
5600 | Textentry
_ -> "textentry"
5601 | Birdseye
_ -> "birdseye"
5604 findkeyhash conf modename
5611 let fontpath = ref "";;
5614 Map.Make
(struct type t
= (int * int) let compare = compare end);;
5617 let l = String.length
s in
5618 let b = Buffer.create
l in
5624 try Sys.getenv
"HOME"
5627 ("Can not determine home directory location: " ^
5628 Printexc.to_string exn
);
5632 let modifier_of_string = function
5633 | "alt" -> Wsi.altmask
5634 | "shift" -> Wsi.shiftmask
5635 | "ctrl" | "control" -> Wsi.ctrlmask
5636 | "meta" -> Wsi.metamask
5641 let r = Str.regexp
"-" in
5643 let elems = Str.full_split
r s in
5646 let m1 = modifier_of_string s in
5648 then (Wsi.namekey
s, m)
5651 | Str.Delim
s when n land 1 = 0 -> g s
5653 | Str.Delim
_ -> (k
, m)
5655 let rec loop n k
m = function
5658 let k, m = f n k m x in
5664 let keys_of_string =
5665 let r = Str.regexp
"[ \t]" in
5667 let elems = Str.split
r s in
5668 List.map
key_of_string elems
5671 let copykeyhashes c =
5672 List.map
(fun (k, v) -> k, Hashtbl.copy
v) c.keyhashes
;
5675 let config_of c attrs
=
5679 | "scroll-bar-width" -> { c with scrollbw
= max
0 (int_of_string
v) }
5680 | "scroll-handle-height" -> { c with scrollh
= max
0 (int_of_string
v) }
5681 | "case-insensitive-search" -> { c with icase
= bool_of_string
v }
5682 | "preload" -> { c with preload = bool_of_string
v }
5683 | "page-bias" -> { c with pagebias
= int_of_string
v }
5684 | "scroll-step" -> { c with scrollstep
= max
1 (int_of_string
v) }
5685 | "auto-scroll-step" ->
5686 { c with autoscrollstep
= max
0 (int_of_string
v) }
5687 | "max-height-fit" -> { c with maxhfit
= bool_of_string
v }
5688 | "crop-hack" -> { c with crophack
= bool_of_string
v }
5691 match String.lowercase
v with
5692 | "true" -> Some infinity
5694 | f -> Some
(float_of_string
f)
5696 { c with maxwait
= mw}
5697 | "highlight-links" -> { c with hlinks
= bool_of_string
v }
5698 | "under-cursor-info" -> { c with underinfo
= bool_of_string
v }
5699 | "vertical-margin" ->
5700 { c with interpagespace = max
0 (int_of_string
v) }
5702 let zoom = float_of_string
v /. 100. in
5703 let zoom = max
zoom 0.0 in
5704 { c with zoom = zoom }
5705 | "presentation" -> { c with presentation = bool_of_string
v }
5706 | "rotation-angle" -> { c with angle
= int_of_string
v }
5707 | "width" -> { c with winw = max
20 (int_of_string
v) }
5708 | "height" -> { c with winh
= max
20 (int_of_string
v) }
5709 | "persistent-bookmarks" -> { c with savebmarks
= bool_of_string
v }
5710 | "proportional-display" -> { c with proportional
= bool_of_string
v }
5711 | "pixmap-cache-size" ->
5712 { c with memlimit
= max
2 (int_of_string_with_suffix v) }
5713 | "tex-count" -> { c with texcount
= max
1 (int_of_string
v) }
5714 | "slice-height" -> { c with sliceheight
= max
2 (int_of_string
v) }
5715 | "thumbnail-width" -> { c with thumbw
= max
2 (int_of_string
v) }
5716 | "persistent-location" -> { c with jumpback
= bool_of_string
v }
5717 | "background-color" -> { c with bgcolor
= color_of_string v }
5718 | "scrollbar-in-presentation" ->
5719 { c with scrollbarinpm
= bool_of_string
v }
5720 | "tile-width" -> { c with tilew
= max
2 (int_of_string
v) }
5721 | "tile-height" -> { c with tileh
= max
2 (int_of_string
v) }
5722 | "mupdf-store-size" ->
5723 { c with mustoresize
= max
1024 (int_of_string_with_suffix v) }
5724 | "checkers" -> { c with checkers
= bool_of_string
v }
5725 | "aalevel" -> { c with aalevel
= max
0 (int_of_string
v) }
5726 | "trim-margins" -> { c with trimmargins
= bool_of_string
v }
5727 | "trim-fuzz" -> { c with trimfuzz
= irect_of_string v }
5728 | "uri-launcher" -> { c with urilauncher
= unent v }
5729 | "path-launcher" -> { c with pathlauncher
= unent v }
5730 | "color-space" -> { c with colorspace
= colorspace_of_string v }
5731 | "invert-colors" -> { c with invert
= bool_of_string
v }
5732 | "brightness" -> { c with colorscale
= float_of_string
v }
5733 | "redirectstderr" -> { c with redirectstderr = bool_of_string
v }
5735 { c with ghyllscroll
= Some
(ghyllscroll_of_string v) }
5737 let (n, _, _) as nab
= multicolumns_of_string v in
5739 then { c with columns
= Csplit
(-n, [||]) }
5740 else { c with columns
= Cmulti
(nab
, [||]) }
5741 | "birds-eye-columns" ->
5742 { c with beyecolumns
= Some
(max
(int_of_string
v) 2) }
5743 | "selection-command" -> { c with selcmd
= unent v }
5744 | "update-cursor" -> { c with updatecurs
= bool_of_string
v }
5747 prerr_endline
("Error processing attribute (`" ^
5748 k ^
"'=`" ^
v ^
"'): " ^
Printexc.to_string exn
);
5751 let rec fold c = function
5754 let c = apply c k v in
5757 fold { c with keyhashes
= copykeyhashes c } attrs
;
5760 let fromstring f pos
n v d =
5763 dolog "Error processing attribute (%S=%S) at %d\n%s"
5764 n v pos
(Printexc.to_string exn
)
5769 let bookmark_of attrs
=
5770 let rec fold title page
rely = function
5771 | ("title", v) :: rest
-> fold v page
rely rest
5772 | ("page", v) :: rest
-> fold title v rely rest
5773 | ("rely", v) :: rest
-> fold title page
v rest
5774 | _ :: rest
-> fold title page
rely rest
5775 | [] -> title, page
, rely
5777 fold "invalid" "0" "0" attrs
5781 let rec fold path page
rely pan
= function
5782 | ("path", v) :: rest
-> fold v page
rely pan rest
5783 | ("page", v) :: rest
-> fold path v rely pan rest
5784 | ("rely", v) :: rest
-> fold path page
v pan rest
5785 | ("pan", v) :: rest
-> fold path page
rely v rest
5786 | _ :: rest
-> fold path page
rely pan rest
5787 | [] -> path, page
, rely, pan
5789 fold "" "0" "0" "0" attrs
5793 let rec fold rs ls
= function
5794 | ("out", v) :: rest
-> fold v ls rest
5795 | ("in", v) :: rest
-> fold rs
v rest
5796 | _ :: rest
-> fold ls rs rest
5802 let setconf dst
src =
5803 dst
.scrollbw
<- src.scrollbw
;
5804 dst
.scrollh
<- src.scrollh
;
5805 dst
.icase
<- src.icase
;
5806 dst
.preload <- src.preload;
5807 dst
.pagebias
<- src.pagebias
;
5808 dst
.verbose
<- src.verbose
;
5809 dst
.scrollstep
<- src.scrollstep
;
5810 dst
.maxhfit
<- src.maxhfit
;
5811 dst
.crophack
<- src.crophack
;
5812 dst
.autoscrollstep
<- src.autoscrollstep
;
5813 dst
.maxwait
<- src.maxwait
;
5814 dst
.hlinks
<- src.hlinks
;
5815 dst
.underinfo
<- src.underinfo
;
5816 dst
.interpagespace <- src.interpagespace;
5817 dst
.zoom <- src.zoom;
5818 dst
.presentation <- src.presentation;
5819 dst
.angle
<- src.angle
;
5820 dst
.winw <- src.winw;
5821 dst
.winh
<- src.winh
;
5822 dst
.savebmarks
<- src.savebmarks
;
5823 dst
.memlimit
<- src.memlimit
;
5824 dst
.proportional
<- src.proportional
;
5825 dst
.texcount
<- src.texcount
;
5826 dst
.sliceheight
<- src.sliceheight
;
5827 dst
.thumbw
<- src.thumbw
;
5828 dst
.jumpback
<- src.jumpback
;
5829 dst
.bgcolor
<- src.bgcolor
;
5830 dst
.scrollbarinpm
<- src.scrollbarinpm
;
5831 dst
.tilew
<- src.tilew
;
5832 dst
.tileh
<- src.tileh
;
5833 dst
.mustoresize
<- src.mustoresize
;
5834 dst
.checkers
<- src.checkers
;
5835 dst
.aalevel
<- src.aalevel
;
5836 dst
.trimmargins
<- src.trimmargins
;
5837 dst
.trimfuzz
<- src.trimfuzz
;
5838 dst
.urilauncher
<- src.urilauncher
;
5839 dst
.colorspace
<- src.colorspace
;
5840 dst
.invert
<- src.invert
;
5841 dst
.colorscale
<- src.colorscale
;
5842 dst
.redirectstderr <- src.redirectstderr;
5843 dst
.ghyllscroll
<- src.ghyllscroll
;
5844 dst
.columns
<- src.columns
;
5845 dst
.beyecolumns
<- src.beyecolumns
;
5846 dst
.selcmd
<- src.selcmd
;
5847 dst
.updatecurs
<- src.updatecurs
;
5848 dst
.pathlauncher
<- src.pathlauncher
;
5849 dst
.keyhashes
<- copykeyhashes src;
5853 let h = Hashtbl.create
10 in
5854 let dc = { defconf with angle
= defconf.angle
} in
5855 let rec toplevel v t spos
_ =
5857 | Vdata
| Vcdata
| Vend
-> v
5858 | Vopen
("llppconfig", _, closed
) ->
5861 else { v with f = llppconfig
}
5863 error
"unexpected subelement at top level" s spos
5864 | Vclose
_ -> error
"unexpected close at top level" s spos
5866 and llppconfig
v t spos
_ =
5868 | Vdata
| Vcdata
-> v
5869 | Vend
-> error
"unexpected end of input in llppconfig" s spos
5870 | Vopen
("defaults", attrs
, closed
) ->
5871 let c = config_of dc attrs
in
5875 else { v with f = defaults
}
5877 | Vopen
("ui-font", attrs
, closed
) ->
5878 let rec getsize size
= function
5880 | ("size", v) :: rest
->
5882 fromstring int_of_string spos
"size" v fstate.fontsize
in
5884 | l -> getsize size l
5886 fstate.fontsize
<- getsize fstate.fontsize attrs
;
5889 else { v with f = uifont
(Buffer.create
10) }
5891 | Vopen
("doc", attrs
, closed
) ->
5892 let pathent, spage
, srely
, span
= doc_of attrs
in
5893 let path = unent pathent
5894 and pageno = fromstring int_of_string spos
"page" spage
0
5895 and rely = fromstring float_of_string spos
"rely" srely
0.0
5896 and pan
= fromstring int_of_string spos
"pan" span
0 in
5897 let c = config_of dc attrs
in
5898 let anchor = (pageno, rely) in
5900 then (Hashtbl.add
h path (c, [], pan
, anchor); v)
5901 else { v with f = doc
path pan
anchor c [] }
5904 error
"unexpected subelement in llppconfig" s spos
5906 | Vclose
"llppconfig" -> { v with f = toplevel }
5907 | Vclose
_ -> error
"unexpected close in llppconfig" s spos
5909 and defaults
v t spos
_ =
5911 | Vdata
| Vcdata
-> v
5912 | Vend
-> error
"unexpected end of input in defaults" s spos
5913 | Vopen
("keymap", attrs
, closed
) ->
5915 try List.assoc
"mode" attrs
5916 with Not_found
-> "global" in
5921 let h = findkeyhash dc modename in
5922 KeyMap.iter
(Hashtbl.replace
h) keymap
;
5925 { v with f = pkeymap
ret KeyMap.empty }
5927 | Vopen
(_, _, _) ->
5928 error
"unexpected subelement in defaults" s spos
5930 | Vclose
"defaults" ->
5931 { v with f = llppconfig
}
5933 | Vclose
_ -> error
"unexpected close in defaults" s spos
5935 and uifont
b v t spos
epos =
5938 Buffer.add_substring
b s spos
(epos - spos
);
5940 | Vopen
(_, _, _) ->
5941 error
"unexpected subelement in ui-font" s spos
5942 | Vclose
"ui-font" ->
5943 if String.length
!fontpath = 0
5944 then fontpath := Buffer.contents
b;
5945 { v with f = llppconfig
}
5946 | Vclose
_ -> error
"unexpected close in ui-font" s spos
5947 | Vend
-> error
"unexpected end of input in ui-font" s spos
5949 and doc
path pan
anchor c bookmarks
v t spos
_ =
5951 | Vdata
| Vcdata
-> v
5952 | Vend
-> error
"unexpected end of input in doc" s spos
5953 | Vopen
("bookmarks", _, closed
) ->
5956 else { v with f = pbookmarks
path pan
anchor c bookmarks
}
5958 | Vopen
("keymap", attrs
, closed
) ->
5960 try List.assoc
"mode" attrs
5961 with Not_found
-> "global"
5967 let h = findkeyhash c modename in
5968 KeyMap.iter
(Hashtbl.replace
h) keymap
;
5969 doc
path pan
anchor c bookmarks
5971 { v with f = pkeymap
ret KeyMap.empty }
5973 | Vopen
(_, _, _) ->
5974 error
"unexpected subelement in doc" s spos
5977 Hashtbl.add
h path (c, List.rev bookmarks
, pan
, anchor);
5978 { v with f = llppconfig
}
5980 | Vclose
_ -> error
"unexpected close in doc" s spos
5982 and pkeymap
ret keymap
v t spos
_ =
5984 | Vdata
| Vcdata
-> v
5985 | Vend
-> error
"unexpected end of input in keymap" s spos
5986 | Vopen
("map", attrs
, closed
) ->
5987 let r, l = map_of attrs
in
5988 let kss = fromstring keys_of_string spos
"in" r [] in
5989 let lss = fromstring keys_of_string spos
"out" l [] in
5993 | ks
:: [] -> KeyMap.add ks
(KMinsrl
lss) keymap
5994 | ks
:: rest
-> KeyMap.add ks
(KMmulti
(rest
, lss)) keymap
5997 then { v with f = pkeymap
ret keymap }
6000 { v with f = skip
"map" f }
6003 error
"unexpected subelement in keymap" s spos
6005 | Vclose
"keymap" ->
6006 { v with f = ret keymap }
6008 | Vclose
_ -> error
"unexpected close in keymap" s spos
6010 and pbookmarks
path pan
anchor c bookmarks
v t spos
_ =
6012 | Vdata
| Vcdata
-> v
6013 | Vend
-> error
"unexpected end of input in bookmarks" s spos
6014 | Vopen
("item", attrs
, closed
) ->
6015 let titleent, spage
, srely
= bookmark_of attrs
in
6016 let page = fromstring int_of_string spos
"page" spage
0
6017 and rely = fromstring float_of_string spos
"rely" srely
0.0 in
6018 let bookmarks = (unent titleent, 0, (page, rely)) :: bookmarks in
6020 then { v with f = pbookmarks
path pan
anchor c bookmarks }
6023 { v with f = skip
"item" f }
6026 error
"unexpected subelement in bookmarks" s spos
6028 | Vclose
"bookmarks" ->
6029 { v with f = doc
path pan
anchor c bookmarks }
6031 | Vclose
_ -> error
"unexpected close in bookmarks" s spos
6033 and skip tag
f v t spos
_ =
6035 | Vdata
| Vcdata
-> v
6037 error
("unexpected end of input in skipped " ^ tag
) s spos
6038 | Vopen
(tag'
, _, closed
) ->
6042 let f'
() = { v with f = skip tag
f } in
6043 { v with f = skip tag'
f'
}
6047 else error
("unexpected close in skipped " ^ tag
) s spos
6050 parse
{ f = toplevel; accu = () } s;
6056 let len = in_channel_length ic
in
6057 let s = String.create
len in
6058 really_input ic
s 0 len;
6061 | Parse_error
(msg
, s, pos
) ->
6062 let subs = subs s pos
in
6063 let s = Printf.sprintf
"%s: at %d [..%s..]" msg pos
subs in
6064 failwith
("parse error: " ^
s)
6067 failwith
("config load error: " ^
Printexc.to_string exn
)
6073 let dir = Filename.concat
home ".config" in
6074 if Sys.is_directory
dir then dir else home
6077 Filename.concat
dir "llpp.conf"
6080 let confpath = ref defconfpath;;
6083 if Sys.file_exists
!confpath
6086 (try Some
(open_in_bin
!confpath)
6089 ("Error opening configuation file `" ^
!confpath ^
"': " ^
6090 Printexc.to_string exn
);
6099 ("Error loading configuation from `" ^
!confpath ^
"': " ^
6100 Printexc.to_string exn
);
6106 f (Hashtbl.create
0, defconf)
6111 let pc, pb
, px, pa
=
6113 Hashtbl.find h (Filename.basename
state.path)
6114 with Not_found
-> dc, [], 0, (0, 0.0)
6118 state.bookmarks <- pb
;
6120 state.scrollw
<- conf.scrollbw
;
6122 then state.anchor <- pa
;
6123 cbput state.hists
.nav pa
;
6128 let add_attrs bb always
dc c =
6131 then Printf.bprintf bb
"\n %s='%b'" s a
6134 then Printf.bprintf bb
"\n %s='%d'" s a
6137 then Printf.bprintf bb
"\n %s='%s'" s (string_with_suffix_of_int a)
6140 then Printf.bprintf bb
"\n %s='%d'" s (truncate
(a*.100.))
6143 then Printf.bprintf bb
"\n %s='%f'" s a
6147 Printf.bprintf bb
"\n %s='%s'" s (color_to_string a)
6151 Printf.bprintf bb
"\n %s='%s'" s (colorspace_to_string a)
6155 Printf.bprintf bb
"\n %s='%s'" s (irect_to_string a)
6159 Printf.bprintf bb
"\n %s='%s'" s (enent
a 0 (String.length
a))
6165 | Some
(_N
, _A
, _B
) ->
6166 Printf.bprintf bb
"\n %s='%u,%u,%u'" s _N _A _B
6176 else string_of_float
f
6178 Printf.bprintf bb
"\n %s='%s'" s v
6183 | Cmulti
((n, a, b), _) when n > 1 ->
6184 Printf.bprintf bb
"\n %s='%d,%d,%d'" s n a b
6185 | Csplit
(n, _) when n > 1 ->
6186 Printf.bprintf bb
"\n %s='%d'" s ~
-n
6192 | Some
c when c > 1 -> Printf.bprintf bb
"\n %s='%d'" s c
6197 then dc.winw, dc.winh
6199 match state.fullscreen
with
6201 | None
-> c.winw, c.winh
6203 let zoom, presentation, interpagespace, maxwait
=
6205 then dc.zoom, dc.presentation, dc.interpagespace, dc.maxwait
6207 match state.mode with
6208 | Birdseye
(bc
, _, _, _, _) ->
6209 bc
.zoom, bc
.presentation, bc
.interpagespace, bc
.maxwait
6210 | _ -> c.zoom, c.presentation, c.interpagespace, c.maxwait
6212 oi
"width" w dc.winw;
6213 oi
"height" h dc.winh
;
6214 oi
"scroll-bar-width" c.scrollbw
dc.scrollbw
;
6215 oi
"scroll-handle-height" c.scrollh
dc.scrollh
;
6216 ob "case-insensitive-search" c.icase
dc.icase
;
6217 ob "preload" c.preload dc.preload;
6218 oi
"page-bias" c.pagebias
dc.pagebias
;
6219 oi
"scroll-step" c.scrollstep
dc.scrollstep
;
6220 oi
"auto-scroll-step" c.autoscrollstep
dc.autoscrollstep
;
6221 ob "max-height-fit" c.maxhfit
dc.maxhfit
;
6222 ob "crop-hack" c.crophack
dc.crophack
;
6223 oW
"throttle" maxwait
dc.maxwait
;
6224 ob "highlight-links" c.hlinks
dc.hlinks
;
6225 ob "under-cursor-info" c.underinfo
dc.underinfo
;
6226 oi
"vertical-margin" interpagespace dc.interpagespace;
6227 oz
"zoom" zoom dc.zoom;
6228 ob "presentation" presentation dc.presentation;
6229 oi
"rotation-angle" c.angle
dc.angle
;
6230 ob "persistent-bookmarks" c.savebmarks
dc.savebmarks
;
6231 ob "proportional-display" c.proportional
dc.proportional
;
6232 oI
"pixmap-cache-size" c.memlimit
dc.memlimit
;
6233 oi
"tex-count" c.texcount
dc.texcount
;
6234 oi
"slice-height" c.sliceheight
dc.sliceheight
;
6235 oi
"thumbnail-width" c.thumbw
dc.thumbw
;
6236 ob "persistent-location" c.jumpback
dc.jumpback
;
6237 oc
"background-color" c.bgcolor
dc.bgcolor
;
6238 ob "scrollbar-in-presentation" c.scrollbarinpm
dc.scrollbarinpm
;
6239 oi
"tile-width" c.tilew
dc.tilew
;
6240 oi
"tile-height" c.tileh
dc.tileh
;
6241 oI
"mupdf-store-size" c.mustoresize
dc.mustoresize
;
6242 ob "checkers" c.checkers
dc.checkers
;
6243 oi
"aalevel" c.aalevel
dc.aalevel
;
6244 ob "trim-margins" c.trimmargins
dc.trimmargins
;
6245 oR
"trim-fuzz" c.trimfuzz
dc.trimfuzz
;
6246 os
"uri-launcher" c.urilauncher
dc.urilauncher
;
6247 os
"path-launcher" c.pathlauncher
dc.pathlauncher
;
6248 oC
"color-space" c.colorspace
dc.colorspace
;
6249 ob "invert-colors" c.invert
dc.invert
;
6250 oF
"brightness" c.colorscale
dc.colorscale
;
6251 ob "redirectstderr" c.redirectstderr dc.redirectstderr;
6252 og
"ghyllscroll" c.ghyllscroll
dc.ghyllscroll
;
6253 oco
"columns" c.columns
dc.columns
;
6254 obeco
"birds-eye-columns" c.beyecolumns
dc.beyecolumns
;
6255 os
"selection-command" c.selcmd
dc.selcmd
;
6256 ob "update-cursor" c.updatecurs
dc.updatecurs
;
6259 let keymapsbuf always
dc c =
6260 let bb = Buffer.create
16 in
6261 let rec loop = function
6263 | (modename, h) :: rest
->
6264 let dh = findkeyhash dc modename in
6265 if always
|| h <> dh
6267 if Hashtbl.length
h > 0
6269 if Buffer.length
bb > 0
6270 then Buffer.add_char
bb '
\n'
;
6271 Printf.bprintf
bb "<keymap mode='%s'>\n" modename;
6272 Hashtbl.iter
(fun i
o ->
6273 let isdifferent = always
||
6275 let dO = Hashtbl.find dh i
in
6277 with Not_found
-> true
6282 if Wsi.withctrl
m then Buffer.add_string
bb "ctrl-";
6283 if Wsi.withalt
m then Buffer.add_string
bb "alt-";
6284 if Wsi.withshift
m then Buffer.add_string
bb "shift-";
6285 if Wsi.withmeta
m then Buffer.add_string
bb "meta-";
6286 Buffer.add_string
bb (Wsi.keyname
k);
6289 let rec loop = function
6291 | km
:: [] -> addkm km
6292 | km
:: rest
-> addkm km
; Buffer.add_char
bb ' '
; loop rest
6296 Buffer.add_string
bb "<map in='";
6300 Buffer.add_string
bb "' out='";
6302 Buffer.add_string
bb "'/>\n"
6305 Buffer.add_string
bb "' out='";
6307 Buffer.add_string
bb "'/>\n"
6309 | KMmulti
(ins, kms
) ->
6310 Buffer.add_char
bb ' '
;
6312 Buffer.add_string
bb "' out='";
6314 Buffer.add_string
bb "'/>\n"
6316 Buffer.add_string
bb "</keymap>";
6326 let uifontsize = fstate.fontsize
in
6327 let bb = Buffer.create
32768 in
6329 let dc = if conf.bedefault
then conf else dc in
6330 Buffer.add_string
bb "<llppconfig>\n";
6332 if String.length
!fontpath > 0
6334 Printf.bprintf
bb "<ui-font size='%d'><![CDATA[%s]]></ui-font>\n"
6340 Printf.bprintf
bb "<ui-font size='%d'/>\n" uifontsize
6343 Buffer.add_string
bb "<defaults ";
6344 add_attrs bb true dc dc;
6345 let kb = keymapsbuf true dc dc in
6346 if Buffer.length
kb > 0
6348 Buffer.add_string
bb ">\n";
6349 Buffer.add_buffer
bb kb;
6350 Buffer.add_string
bb "\n</defaults>\n";
6352 else Buffer.add_string
bb "/>\n";
6354 let adddoc path pan
anchor c bookmarks =
6355 if bookmarks == [] && c = dc && anchor = emptyanchor
6358 Printf.bprintf
bb "<doc path='%s'"
6359 (enent
path 0 (String.length
path));
6361 if anchor <> emptyanchor
6363 let n, y = anchor in
6364 Printf.bprintf
bb " page='%d'" n;
6367 Printf.bprintf
bb " rely='%f'" y
6372 then Printf.bprintf
bb " pan='%d'" pan
;
6374 add_attrs bb false dc c;
6375 let kb = keymapsbuf false dc c in
6377 begin match bookmarks with
6379 if Buffer.length
kb > 0
6381 Buffer.add_string
bb ">\n";
6382 Buffer.add_buffer
bb kb;
6383 Buffer.add_string
bb "</doc>\n";
6385 else Buffer.add_string
bb "/>\n"
6387 Buffer.add_string
bb ">\n<bookmarks>\n";
6388 List.iter
(fun (title, _level
, (page, rely)) ->
6390 "<item title='%s' page='%d'"
6391 (enent
title 0 (String.length
title))
6396 Printf.bprintf
bb " rely='%f'" rely
6398 Buffer.add_string
bb "/>\n";
6400 Buffer.add_string
bb "</bookmarks>";
6401 if Buffer.length
kb > 0
6403 Buffer.add_string
bb "\n";
6404 Buffer.add_buffer
bb kb;
6406 Buffer.add_string
bb "\n</doc>\n";
6412 match state.mode with
6413 | Birdseye
(c, pan, _, _, _) ->
6415 match conf.columns
with
6416 | Cmulti
((c, _, _), _) -> Some
c
6420 match c.columns
with
6421 | Cmulti
(c, _) -> Cmulti
(c, [||])
6422 | Csingle
-> Csingle
6423 | Csplit
_ -> failwith
"quit from bird's eye while split"
6425 pan, { c with beyecolumns = beyecolumns; columns
= columns
}
6426 | _ -> state.x, conf
6428 let basename = Filename.basename state.path in
6429 adddoc basename pan (getanchor ())
6432 match state.autoscroll
with
6434 | None
-> conf.autoscrollstep
}
6435 (if conf.savebmarks
then state.bookmarks else []);
6437 Hashtbl.iter
(fun path (c, bookmarks, x, y) ->
6439 then adddoc path x y c bookmarks
6441 Buffer.add_string
bb "</llppconfig>";
6444 if Buffer.length
bb > 0
6447 let tmp = !confpath ^
".tmp" in
6448 let oc = open_out_bin
tmp in
6449 Buffer.output_buffer
oc bb;
6451 Unix.rename
tmp !confpath;
6454 ("error while saving configuration: " ^
Printexc.to_string exn
)
6461 [("-p", Arg.String
(fun s -> state.password
<- s) ,
6462 "<password> Set password");
6464 ("-f", Arg.String
(fun s -> Config.fontpath := s),
6465 "<path> Set path to the user interface font");
6467 ("-c", Arg.String
(fun s -> Config.confpath := s),
6468 "<path> Set path to the configuration file");
6470 ("-v", Arg.Unit
(fun () ->
6472 "%s\nconfiguration path: %s\n"
6476 exit
0), " Print version and exit");
6479 (fun s -> state.path <- s)
6480 ("Usage: " ^
Sys.argv
.(0) ^
" [options] some.pdf\nOptions:")
6482 if String.length
state.path = 0
6483 then (prerr_endline
"file name missing"; exit
1);
6487 let globalkeyhash = findkeyhash conf "global" in
6488 let wsfd, winw, winh
= Wsi.init
(object
6490 if nogeomcmds state.geomcmds
6492 method display = display ()
6493 method reshape w h = reshape w h
6494 method mouse b d x y m = mouse b d x y m
6495 method motion x y = state.mpos
<- (x, y); motion x y
6496 method pmotion x y = state.mpos
<- (x, y); pmotion x y
6498 let mascm = m land (
6499 Wsi.altmask
+ Wsi.shiftmask
+ Wsi.ctrlmask
+ Wsi.metamask
6501 match state.keystate
with
6503 let km = k, mascm in
6506 try Hashtbl.find globalkeyhash km
6508 let modehash = state.uioh#
modehash in
6509 try Hashtbl.find modehash km
6510 with Not_found
-> KMinsrt
(k, m)
6512 | KMinsrt
(k, m) -> keyboard k m
6513 | KMinsrl
l -> List.iter
(fun (k, m) -> keyboard k m) l
6514 | KMmulti
(l, r) -> state.keystate
<- KSinto
(l, r)
6516 | KSinto
((k'
, m'
) :: [], insrt
) when k'
=k && m'
land mascm = m'
->
6517 List.iter
(fun (k, m) -> keyboard k m) insrt
;
6518 state.keystate
<- KSnone
6519 | KSinto
((k'
, m'
) :: keys
, insrt
) when k'
=k && m'
land mascm = m'
->
6520 state.keystate
<- KSinto
(keys
, insrt
)
6522 state.keystate
<- KSnone
6524 method enter
x y = state.mpos
<- (x, y); pmotion x y
6525 method leave = state.mpos
<- (-1, -1)
6526 method quit
= raise Quit
6527 end) conf.winw conf.winh
(platform = Posx
) in
6532 List.exists
GlMisc.check_extension
6533 [ "GL_ARB_texture_rectangle"
6534 ; "GL_EXT_texture_recangle"
6535 ; "GL_NV_texture_rectangle" ]
6537 then (prerr_endline
"OpenGL does not suppport rectangular textures"; exit
1);
6539 let cr, sw = Unix.pipe
()
6540 and sr
, cw = Unix.pipe
() in
6547 setcheckers conf.checkers
;
6551 conf.angle
, conf.proportional
, (conf.trimmargins
, conf.trimfuzz
),
6552 conf.texcount
, conf.sliceheight
, conf.mustoresize
, conf.colorspace
,
6557 state.text <- "Opening " ^
state.path;
6559 opendoc state.path state.password
;
6562 let rec loop deadline
=
6564 match state.errfd
with
6565 | None
-> [state.sr
; state.wsfd]
6566 | Some fd
-> [state.sr
; state.wsfd; fd
]
6570 state.redisplay
<- false;
6577 if deadline
= infinity
6579 else max
0.0 (deadline
-. now)
6584 try Unix.select
r [] [] timeout
6585 with Unix.Unix_error
(Unix.EINTR
, _, _) -> [], [], []
6591 if state.ghyll
== noghyll
6593 match state.autoscroll
with
6594 | Some step
when step
!= 0 ->
6595 let y = state.y + step
in
6599 else if y >= state.maxy then 0 else y
6602 if state.mode = View
6603 then state.text <- "";
6606 else deadline
+. 0.01
6611 let rec checkfds = function
6613 | fd
:: rest
when fd
= state.sr
->
6614 let cmd = readcmd state.sr
in
6618 | fd
:: rest
when fd
= state.wsfd ->
6623 let s = String.create
80 in
6624 let n = Unix.read fd
s 0 80 in
6625 if conf.redirectstderr
6627 Buffer.add_substring
state.errmsgs
s 0 n;
6628 state.newerrmsgs
<- true;
6629 state.redisplay
<- true;
6632 prerr_string
(String.sub
s 0 n);
6640 if deadline
= infinity
6644 match state.autoscroll
with
6645 | Some step
when step
!= 0 -> deadline1
6646 | _ -> if state.ghyll
== noghyll then infinity
else deadline1