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
1017 let (_
, _
, y, (_
, _
, h, _
)) = b.(n) in
1021 let getpagedim pageno
=
1024 | (n, _
, _
, _
) as pdim
:: rest
->
1026 then (if n = pageno
then pdim
else ppdim
)
1031 f (-1, -1, -1, -1) state.pdims
1034 let getpagey pageno
= fst
(getpageyh pageno
);;
1036 let nogeomcmds cmds
=
1038 | s, [] -> String.length
s = 0
1043 let sh = sh - state.hscrollh
in
1044 let rec f ~pageno ~pdimno ~prev ~py ~
dy ~pdims ~accu
=
1045 let ((w
, h, ips, xoff
) as curr
), rest
, pdimno
, yinc
=
1047 | (pageno'
, w
, h, xoff
) :: rest
when pageno'
= pageno
->
1048 let ips = calcips h in
1050 if conf.presentation
|| (isbirdseye state.mode
&& pageno
= 0)
1054 (w
, h, ips, xoff
), rest
, pdimno
+ 1, yinc
1056 prev
, pdims
, pdimno
, 0
1058 let dy = dy + yinc in
1059 let py = py + yinc in
1060 if pageno
= state.pagecount
|| dy >= sh
1065 if py + h <= vy - yinc
1067 let py = py + h + ips in
1068 let dy = max
0 (py - y) in
1069 f ~pageno
:(pageno
+1)
1077 let pagey = vy - py in
1078 let pagevh = h - pagey in
1079 let pagevh = min
(sh - dy) pagevh in
1080 let off = if yinc > 0 then py - vy else 0 in
1081 let py = py + h + ips in
1084 if state.w
< conf.winw
- state.scrollw
1085 then (conf.winw
- state.scrollw
- state.w
) / 2
1088 let dispx = xoff + state.x in
1094 let lw = w
- pagex in
1095 min
lw (conf.winw
- state.scrollw
)
1099 ; pagedimno
= pdimno
1103 ; pagey = pagey + off
1105 ; pagevh = pagevh - off
1107 ; pagedispy
= dy + off
1110 let accu = e :: accu in
1111 f ~pageno
:(pageno
+1)
1132 let layoutN ((columns
, coverA
, coverB
), b) y sh =
1133 let sh = sh - state.hscrollh
in
1134 let rec fold accu n =
1135 if n = Array.length
b
1138 let pdimno, dx, vy, (_
, w
, h, xoff) = b.(n) in
1141 || n = state.pagecount
- coverB
1142 || (n - coverA
) mod columns
= columns
- 1)
1148 let pagey = max
0 (y - vy) in
1149 let pagedispy = if pagey > 0 then 0 else vy - y in
1150 let pagedispx, pagex =
1152 if n = coverA
- 1 || n = state.pagecount
- coverB
1153 then state.x + (conf.winw
- state.scrollw
- w
) / 2
1154 else dx + xoff + state.x
1161 let vw = conf.winw
- state.scrollw
- pagedispx in
1162 let pw = w
- pagex in
1165 let pagevh = min
(h - pagey) (sh - pagedispy) in
1166 if pagevw > 0 && pagevh > 0
1170 ; pagedimno
= pdimno
1177 ; pagedispx = pagedispx
1178 ; pagedispy = pagedispy
1189 List.rev
(fold [] 0)
1192 let layoutS (columns
, b) y sh =
1193 let sh = sh - state.hscrollh
in
1194 let rec fold accu n =
1195 if n = Array.length
b
1198 let pdimno, px, vy, (_
, pagew
, pageh
, xoff) = b.(n) in
1205 let x = xoff + state.x in
1206 let pagey = max
0 (y - vy) in
1207 let pagedispy = if pagey > 0 then 0 else vy - y in
1208 let pagedispx, pagex =
1223 let vw = conf.winw
- pagedispx - state.scrollw
in
1224 let pw = pagew
- pagex in
1227 let pagevw = min
pagevw (pagew
/columns
) in
1228 let pagevh = min
(pageh
- pagey) (sh - pagedispy) in
1229 if pagevw > 0 && pagevh > 0
1232 { pageno
= n/columns
1233 ; pagedimno
= pdimno
1240 ; pagedispx = pagedispx
1241 ; pagedispy = pagedispy
1252 List.rev
(fold [] 0)
1256 if nogeomcmds state.geomcmds
1258 match conf.columns
with
1259 | Csingle
-> layout1 y sh
1260 | Cmulti
c -> layoutN c y sh
1261 | Csplit
s -> layoutS s y sh
1266 let y = state.y + incr
in
1268 let y = min
y (state.maxy
- (if conf.maxhfit
then conf.winh
else 0)) in
1273 let tilex = l
.pagex mod conf.tilew
in
1274 let tiley = l
.pagey mod conf.tileh
in
1276 let col = l
.pagex / conf.tilew
in
1277 let row = l
.pagey / conf.tileh
in
1279 let rec rowloop row y0 dispy
h =
1283 let dh = conf.tileh
- y0 in
1284 let dh = min
h dh in
1285 let rec colloop col x0 dispx w
=
1289 let dw = conf.tilew
- x0 in
1290 let dw = min w
dw in
1292 f col row dispx dispy
x0 y0 dw dh;
1293 colloop (col+1) 0 (dispx+dw) (w
-dw)
1296 colloop col tilex l
.pagedispx l
.pagevw;
1297 rowloop (row+1) 0 (dispy
+dh) (h-dh)
1300 if l
.pagevw > 0 && l
.pagevh > 0
1301 then rowloop row tiley l
.pagedispy l
.pagevh;
1304 let gettileopaque l
col row =
1306 l
.pageno
, state.gen
, conf.colorspace
, conf.angle
, l
.pagew
, l
.pageh
, col, row
1308 try Some
(Hashtbl.find
state.tilemap
key)
1309 with Not_found
-> None
1312 let puttileopaque l
col row gen colorspace angle opaque size elapsed
=
1313 let key = l
.pageno
, gen
, colorspace
, angle
, l
.pagew
, l
.pageh
, col, row in
1314 Hashtbl.add
state.tilemap
key (opaque
, size
, elapsed
)
1317 let drawtiles l color
=
1319 let f col row x y tilex tiley w
h =
1320 match gettileopaque l
col row with
1321 | Some
(opaque
, _
, t
) ->
1322 let params = x, y, w
, h, tilex, tiley in
1326 GlFunc.blend_func `zero `one_minus_src_color
;
1328 drawtile
params opaque
;
1330 then Gl.disable `blend
;
1333 let s = Printf.sprintf
1337 let w = measurestr
fstate.fontsize
s in
1338 GlMisc.push_attrib
[`current
];
1339 GlDraw.color
(0.0, 0.0, 0.0);
1341 (float (x-2), float (y-2))
1342 (float (x+2) +. w, float (y + fstate.fontsize
+ 2));
1343 GlDraw.color
(1.0, 1.0, 1.0);
1344 drawstring fstate.fontsize
x (y + fstate.fontsize
- 1) s;
1345 GlMisc.pop_attrib
();
1350 let lw = conf.winw
- state.scrollw
- x in
1353 let lh = conf.winh
- y in
1356 Gl.enable `texture_2d
;
1357 begin match state.texid
with
1359 GlTex.bind_texture `texture_2d id
;
1362 and x1 = float (x+w)
1363 and y1 = float (y+h) in
1365 let tw = float w /. 64.0
1366 and th
= float h /. 64.0 in
1367 let tx0 = float tilex /. 64.0
1368 and ty0
= float tiley /. 64.0 in
1370 and ty1
= ty0
+. th
in
1371 GlDraw.begins `quads
;
1372 GlTex.coord2
(tx0, ty0
); GlDraw.vertex2
(x0, y0);
1373 GlTex.coord2
(tx0, ty1
); GlDraw.vertex2
(x0, y1);
1374 GlTex.coord2
(tx1, ty1
); GlDraw.vertex2
(x1, y1);
1375 GlTex.coord2
(tx1, ty0
); GlDraw.vertex2
(x1, y0);
1378 Gl.disable `texture_2d
;
1380 GlDraw.color
(1.0, 1.0, 1.0);
1383 (float (x+w), float (y+h));
1385 if w > 128 && h > fstate.fontsize
+ 10
1387 GlDraw.color
(0.0, 0.0, 0.0);
1390 then (col*conf.tilew
, row*conf.tileh
)
1393 drawstring2 fstate.fontsize
x y "Loading %d [%d,%d]" l
.pageno
c r
;
1400 let pagevisible layout n = List.exists
(fun l
-> l
.pageno
= n) layout;;
1402 let tilevisible1 l
x y =
1404 and ax1
= l
.pagex + l
.pagevw
1406 and ay1
= l
.pagey + l
.pagevh in
1410 let bx1 = min
(bx0 + conf.tilew
) l
.pagew
1411 and by1
= min
(by0
+ conf.tileh
) l
.pageh
in
1413 let rx0 = max
ax0 bx0
1414 and ry0
= max ay0 by0
1415 and rx1
= min ax1
bx1
1416 and ry1
= min ay1 by1
in
1418 let nonemptyintersection = rx1
> rx0 && ry1
> ry0
in
1419 nonemptyintersection
1422 let tilevisible layout n x y =
1423 let rec findpageinlayout m
= function
1424 | l
:: rest
when l
.pageno
= n ->
1425 tilevisible1 l
x y || (
1426 match conf.columns
with
1427 | Csplit
(c, _
) when c > m
-> findpageinlayout (m
+1) rest
1430 | _
:: rest
-> findpageinlayout 0 rest
1433 findpageinlayout 0 layout;
1436 let tileready l
x y =
1437 tilevisible1 l
x y &&
1438 gettileopaque l
(x/conf.tilew
) (y/conf.tileh
) != None
1441 let tilepage n p
layout =
1442 let rec loop = function
1446 let f col row _ _ _ _ _ _
=
1447 if state.currently
= Idle
1449 match gettileopaque l
col row with
1452 let x = col*conf.tilew
1453 and y = row*conf.tileh
in
1455 let w = l
.pagew
- x in
1459 let h = l
.pageh
- y in
1462 wcmd "tile %s %d %d %d %d" p
x y w h;
1465 l
, p
, conf.colorspace
, conf.angle
, state.gen
, col, row,
1466 conf.tilew
, conf.tileh
1475 if nogeomcmds state.geomcmds
1479 let preloadlayout visiblepages
=
1480 let presentation = conf.presentation in
1481 let interpagespace = conf.interpagespace in
1482 let maxy = state.maxy in
1483 conf.presentation <- false;
1484 conf.interpagespace <- 0;
1485 state.maxy <- calcheight ();
1487 match visiblepages
with
1489 | l
:: _
-> getpagey l
.pageno
+ l
.pagey
1491 let y = if y < conf.winh
then 0 else y - conf.winh
in
1492 let h = state.y - y + conf.winh
*3 in
1493 let pages = layout y h in
1494 conf.presentation <- presentation;
1495 conf.interpagespace <- interpagespace;
1501 let rec loop pages =
1502 if state.currently
!= Idle
1507 begin match getopaque l
.pageno
with
1509 wcmd "page %d %d" l
.pageno l
.pagedimno
;
1510 state.currently
<- Loading
(l
, state.gen
);
1512 tilepage l
.pageno opaque
pages;
1517 if nogeomcmds state.geomcmds
1523 if conf.preload && state.currently
= Idle
1524 then load (preloadlayout pages);
1527 let layoutready layout =
1528 let rec fold all ls
=
1529 all
&& match ls
with
1531 let seen = ref false in
1532 let allvisible = ref true in
1533 let foo col row _ _ _ _ _ _
=
1535 allvisible := !allvisible &&
1536 begin match gettileopaque l
col row with
1542 fold (!seen && !allvisible) rest
1545 let alltilesvisible = fold true layout in
1550 let y = bound y 0 state.maxy in
1551 let y, layout, proceed
=
1552 match conf.maxwait
with
1553 | Some time
when state.ghyll
== noghyll ->
1554 begin match state.throttle
with
1556 let layout = layout y conf.winh
in
1557 let ready = layoutready layout in
1561 state.throttle
<- Some
(layout, y, now ());
1563 else G.postRedisplay "gotoy showall (None)";
1565 | Some
(_
, _
, started
) ->
1566 let dt = now () -. started
in
1569 state.throttle
<- None
;
1570 let layout = layout y conf.winh
in
1572 G.postRedisplay "maxwait";
1579 let layout = layout y conf.winh
in
1580 if true || layoutready layout
1581 then G.postRedisplay "gotoy ready";
1587 state.layout <- layout;
1588 begin match state.mode
with
1589 | LinkNav
(Ltexact
(pageno
, linkno
)) ->
1590 let rec loop = function
1592 state.mode
<- LinkNav
(Ltgendir
0)
1593 | l
:: _
when l
.pageno
= pageno
->
1594 begin match getopaque pageno
with
1596 state.mode
<- LinkNav
(Ltgendir
0)
1598 let x0, y0, x1, y1 = getlinkrect opaque linkno
in
1599 if not
(x0 >= l
.pagex && x1 <= l
.pagex + l
.pagevw
1600 && y0 >= l
.pagey && y1 <= l
.pagey + l
.pagevh)
1601 then state.mode
<- LinkNav
(Ltgendir
0)
1603 | _
:: rest
-> loop rest
1608 begin match state.mode
with
1609 | Birdseye
(conf, leftx
, pageno
, hooverpageno
, anchor
) ->
1610 if not
(pagevisible layout pageno
)
1612 match state.layout with
1615 state.mode
<- Birdseye
(
1616 conf, leftx
, l
.pageno
, hooverpageno
, anchor
1619 | LinkNav
(Ltgendir dir
as lt
) ->
1621 let rec loop = function
1624 match getopaque l
.pageno
with
1630 then LDfirstvisible
(l
.pagex, l
.pagey, dir
)
1632 if dir
> 0 then LDfirst
else LDlast
1638 | Lnotfound
-> loop rest
1640 showlinktype (getlink opaque
n);
1641 Ltexact
(l
.pageno
, n)
1645 state.mode
<- LinkNav
linknav
1650 state.ghyll
<- noghyll;
1653 let mx, my
= state.mpos
in
1658 let conttiling pageno opaque
=
1659 tilepage pageno opaque
1660 (if conf.preload then preloadlayout state.layout else state.layout)
1663 let gotoy_and_clear_text y =
1664 if not
conf.verbose
then state.text <- "";
1669 match state.layout with
1671 | l
:: _
-> (l
.pageno
, float l
.pagey /. float l
.pageh
)
1674 let getanchory (n, top
) =
1675 let y, h = getpageyh n in
1676 y + (truncate
(top
*. float h));
1679 let gotoanchor anchor
=
1680 gotoy (getanchory anchor
);
1684 cbput state.hists
.nav
(getanchor ());
1688 let anchor = cbgetc state.hists
.nav dir
in
1693 let rec scroll f n a
b =
1694 (* http://devmaster.net/forums/topic/9796-ease-in-ease-out-algorithm/ *)
1696 let s x = 3.0*.x**2.0 -. 2.0*.x**3.0 in
1698 then s (float f /. float a
)
1701 then 1.0 -. s ((float (f-b) /. float (n-b)))
1708 http://integrals.wolfram.com/index.jsp?expr=3x%5E2-2x%5E3&random=false *)
1709 let iv x = -.((-.2.0 +. x)*.x**3.0)/.2.0 in
1711 let ins = float a
*. iv1
1712 and outs
= float (n-b) *. iv1 in
1714 ins +. outs
+. float ones
1716 let rec set (_N
, _A
, _B
) y sy
=
1717 let sum = summa
1.0 _N _A _B
in
1718 let dy = float (y - sy
) in
1722 then state.ghyll
<- noghyll
1725 let s = scroll n _N _A _B
in
1726 let y1 = y1 +. ((s *. dy) /. sum) in
1727 gotoy_and_clear_text (truncate
y1);
1728 state.ghyll
<- gf (n+1) y1;
1732 | Some
y'
-> set (_N
/2, 0, 0) y'
state.y
1734 gf 0 (float state.y)
1737 match conf.ghyllscroll
with
1739 gotoy_and_clear_text y
1741 if state.ghyll
== noghyll
1742 then set nab
y state.y
1743 else state.ghyll
(Some
y)
1746 let gotopage n top
=
1747 let y, h = getpageyh n in
1748 let y = y + (truncate
(top
*. float h)) in
1752 let gotopage1 n top
=
1753 let y = getpagey n in
1758 let invalidate s f =
1763 match state.geomcmds
with
1764 | ps
, [] when String.length ps
= 0 ->
1766 state.geomcmds
<- s, [];
1769 state.geomcmds
<- ps
, [s, f];
1771 | ps
, (s'
, _
) :: rest
when s'
= s ->
1772 state.geomcmds
<- ps
, ((s, f) :: rest
);
1775 state.geomcmds
<- ps
, ((s, f) :: cmds
);
1778 let opendoc path password
=
1780 state.password
<- password
;
1781 state.gen
<- state.gen
+ 1;
1782 state.docinfo
<- [];
1784 setaalevel
conf.aalevel
;
1785 Wsi.settitle
("llpp " ^
Filename.basename path
);
1786 wcmd "open %s\000%s\000" path password
;
1787 invalidate "reqlayout"
1789 wcmd "reqlayout %d %d" conf.angle
(btod conf.proportional
));
1793 let c = c *. conf.colorscale
in
1797 let scalecolor2 (r
, g
, b) =
1798 (r
*. conf.colorscale
, g
*. conf.colorscale
, b *. conf.colorscale
);
1802 let docolumns = function
1805 | Cmulti
((columns
, coverA
, coverB
), _
) ->
1806 let a = Array.make
state.pagecount
(-1, -1, -1, (-1, -1, -1, -1)) in
1807 let rec loop pageno
pdimno pdim
x y rowh pdims
=
1808 if pageno
= state.pagecount
1811 let pdimno, ((_
, w, h, xoff) as pdim
), pdims
=
1813 | ((pageno'
, _
, _
, _
) as pdim
) :: rest
when pageno'
= pageno
->
1814 pdimno+1, pdim
, rest
1819 if pageno
= coverA
- 1 || pageno
= state.pagecount
- coverB
1821 (conf.winw
- state.scrollw
- w) / 2,
1822 y + rowh
+ conf.interpagespace, h
1825 if (pageno
- coverA
) mod columns
= 0
1826 then 0, y + rowh
+ conf.interpagespace, h
1827 else x, y, max rowh
h
1830 let rec fixrow m
= if m
= pageno
then () else
1831 let (pdimno, x, y, ((_
, _
, h, _
) as pdim
)) = a.(m
) in
1834 let y = y + (rowh
- h) / 2 in
1835 a.(m
) <- (pdimno, x, y, pdim
);
1839 if pageno
> 1 && (pageno
- coverA
) mod columns
= 0
1840 then fixrow (pageno
- columns
);
1841 a.(pageno
) <- (pdimno, x, y, pdim
);
1842 let x = x + w + xoff*2 + conf.interpagespace in
1843 loop (pageno
+1) pdimno pdim
x y rowh' pdims
1845 loop 0 ~
-1 (-1,-1,-1,-1) 0 0 0 state.pdims
;
1846 conf.columns
<- Cmulti
((columns
, coverA
, coverB
), a);
1849 let a = Array.make
(state.pagecount
*c) (-1, -1, -1, (-1, -1, -1, -1)) in
1850 let rec loop pageno
pdimno pdim
y pdims
=
1851 if pageno
= state.pagecount
1854 let pdimno, ((_
, w, h, _
) as pdim
), pdims
=
1856 | ((pageno'
, _
, _
, _
) as pdim
) :: rest
when pageno'
= pageno
->
1857 pdimno+1, pdim
, rest
1862 let rec loop1 n x y =
1863 if n = c then y else (
1864 a.(pageno
*c + n) <- (pdimno, x, y, pdim
);
1865 loop1 (n+1) (x+cw) (y + h + conf.interpagespace)
1868 let y = loop1 0 0 y in
1869 loop (pageno
+1) pdimno pdim
y pdims
1871 loop 0 ~
-1 (-1,-1,-1,-1) 0 state.pdims
;
1872 conf.columns
<- Csplit
(c, a);
1874 docolumns conf.columns
;
1875 state.maxy <- calcheight ();
1877 if state.w <= conf.winw
- state.scrollw
1881 match state.mode
with
1882 | Birdseye
(_
, _
, pageno
, _
, _
) ->
1883 let y, h = getpageyh pageno
in
1884 let top = (conf.winh
- h) / 2 in
1885 gotoy (max
0 (y - top))
1886 | _
-> gotoanchor state.anchor
1890 GlDraw.viewport
0 0 w h;
1891 let firsttime = state.geomcmds
== firstgeomcmds in
1892 if not
firsttime && nogeomcmds state.geomcmds
1893 then state.anchor <- getanchor ();
1896 let w = truncate
(float w *. conf.zoom
) - state.scrollw
in
1899 setfontsize fstate.fontsize
;
1900 GlMat.mode `modelview
;
1901 GlMat.load_identity
();
1903 GlMat.mode `projection
;
1904 GlMat.load_identity
();
1905 GlMat.rotate ~
x:1.0 ~angle
:180.0 ();
1906 GlMat.translate ~
x:~
-.1.0 ~
y:~
-.1.0 ();
1907 GlMat.scale3
(2.0 /. float conf.winw
, 2.0 /. float conf.winh
, 1.0);
1912 else float state.x /. float state.w
1914 invalidate "geometry"
1918 then state.x <- truncate
(relx *. float w);
1920 match conf.columns
with
1922 | Cmulti
((c, _
, _
), _
) -> (w - (c-1)*conf.interpagespace) / c
1923 | Csplit
(c, _
) -> w * c
1925 wcmd "geometry %d %d" w h);
1929 let len = String.length
state.text in
1932 match state.mode
with
1934 | View
-> state.hscrollh
1939 (x, float (conf.winh
- (fstate.fontsize
+ 4) - hscrollh))
1940 (x+.w, float (conf.winh
- hscrollh))
1943 let w = float (conf.winw
- state.scrollw
- 1) in
1944 if state.progress
>= 0.0 && state.progress
< 1.0
1946 GlDraw.color
(0.3, 0.3, 0.3);
1947 let w1 = w *. state.progress
in
1949 GlDraw.color
(0.0, 0.0, 0.0);
1953 GlDraw.color
(0.0, 0.0, 0.0);
1957 GlDraw.color
(1.0, 1.0, 1.0);
1958 drawstring fstate.fontsize
1959 (if len > 0 then 8 else 2) (conf.winh
- hscrollh - 5) s;
1962 match state.mode
with
1963 | Textentry
((prefix
, text, _
, _
, _
), _
) ->
1967 Printf.sprintf
"%s%s_ [%s]" prefix
text state.text
1969 Printf.sprintf
"%s%s_" prefix
text
1978 if not
(istextentry state.mode
)
1980 let s1 = "(press 'e' to review error messasges)" in
1981 if String.length
s > 0 then s ^
" " ^
s1 else s1
1986 if String.length
s > 0
1991 let len = Queue.length
state.tilelru
in
1993 if state.memused
<= conf.memlimit
1998 let (k
, p
, s) as lruitem
= Queue.pop
state.tilelru
in
1999 let n, gen
, colorspace
, angle
, pagew
, pageh
, col, row = k
in
2000 let (_
, pw, ph
, _
) = getpagedim n in
2003 && colorspace
= conf.colorspace
2004 && angle
= conf.angle
2009 match state.throttle
with
2012 then preloadlayout state.layout
2014 | Some
(layout, _
, _
) ->
2017 let x = col*conf.tilew
2018 and y = row*conf.tileh
in
2019 tilevisible layout n x y
2021 then Queue.push lruitem
state.tilelru
2023 wcmd "freetile %s" p
;
2024 state.memused
<- state.memused
- s;
2025 state.uioh#infochanged Memused
;
2026 Hashtbl.remove
state.tilemap k
;
2035 Queue.iter
(fun (k
, p
, s) ->
2036 wcmd "freetile %s" p
;
2037 state.memused
<- state.memused
- s;
2038 state.uioh#infochanged Memused
;
2039 Hashtbl.remove
state.tilemap k
;
2041 Queue.clear
state.tilelru
;
2045 let logcurrently = function
2046 | Idle
-> dolog "Idle"
2047 | Loading
(l
, gen
) ->
2048 dolog "Loading %d gen=%d curgen=%d" l
.pageno gen
state.gen
2049 | Tiling
(l
, pageopaque
, colorspace
, angle
, gen
, col, row, tilew
, tileh
) ->
2051 "Tiling %d[%d,%d] page=%s cs=%s angle"
2052 l
.pageno
col row pageopaque
2053 (colorspace_to_string colorspace
)
2055 dolog "gen=(%d,%d) (%d,%d) tile=(%d,%d) (%d,%d)"
2056 angle gen
conf.angle
state.gen
2058 conf.tilew
conf.tileh
2065 (* dolog "%S" cmds; *)
2068 try String.index cmds ' '
2069 with Not_found
-> -1
2074 let l = String.length cmds
in
2075 let op = String.sub cmds
0 spacepos in
2077 if l - spacepos < 2 then ""
2078 else String.sub cmds
(spacepos+1) (l-spacepos-1)
2083 state.uioh#infochanged Pdim
;
2087 state.rects
<- state.rects1
;
2088 G.postRedisplay "clearrects";
2092 try Scanf.sscanf
args "%u" (fun n -> n)
2094 dolog "error processing 'continue' %S: %s"
2095 cmds
(Printexc.to_string exn
);
2098 state.pagecount
<- n;
2099 begin match state.currently
with
2101 state.currently
<- Idle
;
2102 state.outlines
<- Array.of_list
(List.rev
l)
2106 let cur, cmds
= state.geomcmds
in
2107 if String.length
cur = 0
2108 then failwith
"umpossible";
2110 begin match List.rev cmds
with
2112 state.geomcmds
<- "", [];
2116 state.geomcmds
<- s, List.rev rest
;
2118 if conf.maxwait
= None
2119 then G.postRedisplay "continue";
2129 then showtext ' '
args
2132 let progress, text =
2134 Scanf.sscanf
args "%f %n"
2136 f, String.sub
args pos
(String.length
args - pos
))
2138 dolog "error processing 'progress' %S: %s"
2139 cmds
(Printexc.to_string exn
);
2143 state.progress <- progress;
2144 G.postRedisplay "progress"
2147 let pageno, c, x0, y0, x1, y1, x2
, y2
, x3
, y3
=
2149 Scanf.sscanf
args "%u %d %f %f %f %f %f %f %f %f"
2150 (fun p
c x0 y0 x1 y1 x2 y2 x3 y3
->
2151 (p
, c, x0, y0, x1, y1, x2
, y2
, x3
, y3
))
2153 dolog "error processing 'firstmatch' %S: %s"
2154 cmds
(Printexc.to_string exn
);
2157 let y = (getpagey pageno) + truncate
y0 in
2160 state.rects1
<- [pageno, c, (x0, y0, x1, y1, x2
, y2
, x3
, y3
)]
2163 let pageno, c, x0, y0, x1, y1, x2
, y2
, x3
, y3
=
2165 Scanf.sscanf
args "%u %d %f %f %f %f %f %f %f %f"
2166 (fun p
c x0 y0 x1 y1 x2 y2 x3 y3
->
2167 (p
, c, x0, y0, x1, y1, x2
, y2
, x3
, y3
))
2169 dolog "error processing 'match' %S: %s"
2170 cmds
(Printexc.to_string exn
);
2174 (pageno, c, (x0, y0, x1, y1, x2
, y2
, x3
, y3
)) :: state.rects1
2179 Scanf.sscanf
args "%s %f" (fun p t
-> p
, t
)
2181 dolog "error processing 'page' %S: %s"
2182 cmds
(Printexc.to_string exn
);
2185 begin match state.currently
with
2186 | Loading
(l, gen
) ->
2187 vlog "page %d took %f sec" l.pageno t
;
2188 Hashtbl.replace
state.pagemap
(l.pageno, gen
) pageopaque;
2189 begin match state.throttle
with
2191 let preloadedpages =
2193 then preloadlayout state.layout
2198 Set.Make
(struct type t
= int let compare = (-) end) in
2200 List.fold_left
(fun s l -> IntSet.add
l.pageno s)
2201 IntSet.empty
preloadedpages
2204 Hashtbl.fold (fun ((pageno, _
) as key) opaque
accu ->
2205 if not
(IntSet.mem
pageno set)
2207 wcmd "freepage %s" opaque
;
2213 List.iter
(Hashtbl.remove
state.pagemap
) evictedpages;
2216 state.currently
<- Idle
;
2219 tilepage l.pageno pageopaque state.layout;
2221 load preloadedpages;
2222 if pagevisible state.layout l.pageno
2223 && layoutready state.layout
2224 then G.postRedisplay "page";
2227 | Some
(layout, _
, _
) ->
2228 state.currently
<- Idle
;
2229 tilepage l.pageno pageopaque layout;
2234 dolog "Inconsistent loading state";
2235 logcurrently state.currently
;
2240 let (x, y, opaque
, size
, t
) =
2242 Scanf.sscanf
args "%u %u %s %u %f"
2243 (fun x y p size t
-> (x, y, p
, size
, t
))
2245 dolog "error processing 'tile' %S: %s"
2246 cmds
(Printexc.to_string exn
);
2249 begin match state.currently
with
2250 | Tiling
(l, pageopaque, cs
, angle
, gen
, col, row, tilew
, tileh
) ->
2251 vlog "tile %d [%d,%d] took %f sec" l.pageno col row t
;
2253 if tilew
!= conf.tilew
|| tileh
!= conf.tileh
2255 wcmd "freetile %s" opaque
;
2256 state.currently
<- Idle
;
2260 puttileopaque l col row gen cs angle opaque size t
;
2261 state.memused
<- state.memused
+ size
;
2262 state.uioh#infochanged Memused
;
2264 Queue.push
((l.pageno, gen
, cs
, angle
, l.pagew
, l.pageh
, col, row),
2265 opaque
, size
) state.tilelru
;
2268 match state.throttle
with
2269 | None
-> state.layout
2270 | Some
(layout, _
, _
) -> layout
2273 state.currently
<- Idle
;
2275 && conf.colorspace
= cs
2276 && conf.angle
= angle
2277 && tilevisible layout l.pageno x y
2278 then conttiling l.pageno pageopaque;
2280 begin match state.throttle
with
2282 preload state.layout;
2284 && conf.colorspace
= cs
2285 && conf.angle
= angle
2286 && tilevisible state.layout l.pageno x y
2287 then G.postRedisplay "tile nothrottle";
2289 | Some
(layout, y, _
) ->
2290 let ready = layoutready layout in
2294 state.layout <- layout;
2295 state.throttle
<- None
;
2296 G.postRedisplay "throttle";
2303 dolog "Inconsistent tiling state";
2304 logcurrently state.currently
;
2311 Scanf.sscanf
args "%u %u %u %u" (fun n w h x -> n, w, h, x)
2313 dolog "error processing 'pdim' %S: %s"
2314 cmds
(Printexc.to_string exn
);
2317 state.uioh#infochanged Pdim
;
2318 state.pdims
<- pdim :: state.pdims
2321 let (l, n, t
, h, pos
) =
2323 Scanf.sscanf
args "%u %u %d %u %n"
2324 (fun l n t
h pos
-> l, n, t
, h, pos
)
2326 dolog "error processing 'o' %S: %s"
2327 cmds
(Printexc.to_string exn
);
2330 let s = String.sub
args pos
(String.length
args - pos
) in
2331 let outline = (s, l, (n, float t
/. float h)) in
2332 begin match state.currently
with
2333 | Outlining outlines
->
2334 state.currently
<- Outlining
(outline :: outlines
)
2336 state.currently
<- Outlining
[outline]
2338 dolog "invalid outlining state";
2339 logcurrently currently
2343 state.docinfo
<- (1, args) :: state.docinfo
2346 state.uioh#infochanged Docinfo
;
2347 state.docinfo
<- List.rev
state.docinfo
2350 dolog "unknown cmd `%S'" cmds
2355 let action = function
2356 | HCprev
-> cbget cb ~
-1
2357 | HCnext
-> cbget cb
1
2358 | HCfirst
-> cbget cb ~
-(cb
.rc)
2359 | HClast
-> cbget cb
(cb
.len - 1 - cb
.rc)
2360 and cancel
() = cb
.rc <- rc
2364 let search pattern forward
=
2365 if String.length pattern
> 0
2368 match state.layout with
2371 l.pageno, (l.pagey + if forward
then 0 else 0*l.pagevh)
2373 wcmd "search %d %d %d %d,%s\000"
2374 (btod conf.icase
) pn py (btod forward
) pattern
;
2377 let intentry text key =
2379 if key >= 32 && key < 127
2385 let text = addchar text c in
2389 state.text <- Printf.sprintf
"invalid char (%d, `%c')" key c;
2393 let textentry text key =
2394 if key land 0xff00 = 0xff00
2396 else TEcont
(text ^
Wsi.toutf8
key)
2399 let reqlayout angle proportional
=
2400 match state.throttle
with
2402 if nogeomcmds state.geomcmds
2403 then state.anchor <- getanchor ();
2404 conf.angle
<- angle
mod 360;
2407 match state.mode
with
2408 | LinkNav _
-> state.mode
<- View
2411 conf.proportional
<- proportional
;
2412 invalidate "reqlayout"
2413 (fun () -> wcmd "reqlayout %d %d" conf.angle
(btod proportional
));
2417 let settrim trimmargins trimfuzz
=
2418 if nogeomcmds state.geomcmds
2419 then state.anchor <- getanchor ();
2420 conf.trimmargins
<- trimmargins
;
2421 conf.trimfuzz
<- trimfuzz
;
2422 let x0, y0, x1, y1 = trimfuzz
in
2423 invalidate "settrim"
2425 wcmd "settrim %d %d %d %d %d" (btod conf.trimmargins
) x0 y0 x1 y1);
2426 Hashtbl.iter
(fun _ opaque
->
2427 wcmd "freepage %s" opaque
;
2429 Hashtbl.clear
state.pagemap
;
2433 match state.throttle
with
2435 let zoom = max
0.01 zoom in
2436 if zoom <> conf.zoom
2438 state.prevzoom
<- conf.zoom;
2440 reshape conf.winw
conf.winh
;
2441 state.text <- Printf.sprintf
"zoom is now %-5.1f" (zoom *. 100.0);
2444 | Some
(layout, y, started
) ->
2446 match conf.maxwait
with
2450 let dt = now () -. started
in
2458 let setcolumns mode columns coverA coverB
=
2462 then showtext '
!'
"split mode doesn't work in bird's eye"
2464 conf.columns
<- Csplit
(-columns
, [||]);
2472 conf.columns
<- Csingle
;
2477 conf.columns
<- Cmulti
((columns
, coverA
, coverB
), [||]);
2481 reshape conf.winw
conf.winh
;
2484 let enterbirdseye () =
2485 let zoom = float conf.thumbw
/. float conf.winw
in
2486 let birdseyepageno =
2487 let cy = conf.winh
/ 2 in
2491 let rec fold best
= function
2494 let d = cy - (l.pagedispy + l.pagevh/2)
2495 and dbest
= cy - (best
.pagedispy + best
.pagevh/2) in
2496 if abs
d < abs dbest
2503 state.mode
<- Birdseye
(
2504 { conf with zoom = conf.zoom }, state.x, birdseyepageno, -1, getanchor ()
2507 conf.presentation <- false;
2508 conf.interpagespace <- 10;
2509 conf.hlinks
<- false;
2511 state.mstate
<- Mnone
;
2512 conf.maxwait
<- None
;
2514 match conf.beyecolumns
with
2517 Cmulti
((c, 0, 0), [||])
2520 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
2523 state.text <- Printf.sprintf
"birds eye mode on (zoom %3.1f%%)"
2528 reshape conf.winw
conf.winh
;
2531 let leavebirdseye (c, leftx
, pageno, _
, anchor) goback
=
2533 conf.zoom <- c.zoom;
2534 conf.presentation <- c.presentation;
2535 conf.interpagespace <- c.interpagespace;
2536 conf.maxwait
<- c.maxwait
;
2537 conf.hlinks
<- c.hlinks
;
2538 conf.beyecolumns
<- (
2539 match conf.columns
with
2540 | Cmulti
((c, _
, _
), _
) -> Some
c
2542 | Csplit _
-> assert false
2545 match c.columns
with
2546 | Cmulti
(c, _
) -> Cmulti
(c, [||])
2547 | Csingle
-> Csingle
2548 | Csplit _
-> failwith
"leaving bird's eye split mode"
2553 state.text <- Printf.sprintf
"birds eye mode off (zoom %3.1f%%)"
2556 reshape conf.winw
conf.winh
;
2557 state.anchor <- if goback
then anchor else (pageno, 0.0);
2560 let togglebirdseye () =
2561 match state.mode
with
2562 | Birdseye vals
-> leavebirdseye vals
true
2563 | View
-> enterbirdseye ()
2567 let upbirdseye incr
(conf, leftx
, pageno, hooverpageno
, anchor) =
2568 let pageno = max
0 (pageno - incr
) in
2569 let rec loop = function
2570 | [] -> gotopage1 pageno 0
2571 | l :: _
when l.pageno = pageno ->
2572 if l.pagedispy >= 0 && l.pagey = 0
2573 then G.postRedisplay "upbirdseye"
2574 else gotopage1 pageno 0
2575 | _
:: rest
-> loop rest
2578 state.mode
<- Birdseye
(conf, leftx
, pageno, hooverpageno
, anchor)
2581 let downbirdseye incr
(conf, leftx
, pageno, hooverpageno
, anchor) =
2582 let pageno = min
(state.pagecount
- 1) (pageno + incr
) in
2583 state.mode
<- Birdseye
(conf, leftx
, pageno, hooverpageno
, anchor);
2584 let rec loop = function
2586 let y, h = getpageyh pageno in
2587 let dy = (y - state.y) - (conf.winh
- h - conf.interpagespace) in
2589 | l :: _
when l.pageno = pageno ->
2590 if l.pagevh != l.pageh
2591 then gotoy (clamp (l.pageh
- l.pagevh + conf.interpagespace))
2592 else G.postRedisplay "downbirdseye"
2593 | _
:: rest
-> loop rest
2598 let optentry mode _
key =
2599 let btos b = if b then "on" else "off" in
2600 if key >= 32 && key < 127
2602 let c = Char.chr
key in
2606 try conf.scrollstep
<- int_of_string
s with exc
->
2607 state.text <- Printf.sprintf
"bad integer `%s': %s"
2608 s (Printexc.to_string exc
)
2610 TEswitch
("scroll step: ", "", None
, intentry, ondone)
2615 conf.autoscrollstep
<- int_of_string
s;
2616 if state.autoscroll
<> None
2617 then state.autoscroll
<- Some
conf.autoscrollstep
2619 state.text <- Printf.sprintf
"bad integer `%s': %s"
2620 s (Printexc.to_string exc
)
2622 TEswitch
("auto scroll step: ", "", None
, intentry, ondone)
2625 let mode = state.mode in
2628 let n, a, b = multicolumns_of_string s in
2629 setcolumns mode n a b;
2631 state.text <- Printf.sprintf
"bad columns `%s': %s"
2632 s (Printexc.to_string exc
)
2634 TEswitch
("columns: ", "", None
, textentry, ondone)
2639 let zoom = float (int_of_string
s) /. 100.0 in
2642 state.text <- Printf.sprintf
"bad integer `%s': %s"
2643 s (Printexc.to_string exc
)
2645 TEswitch
("zoom: ", "", None
, intentry, ondone)
2650 conf.thumbw
<- bound (int_of_string
s) 2 4096;
2652 Printf.sprintf
"thumbnail width is set to %d" conf.thumbw
;
2653 begin match mode with
2655 leavebirdseye beye
false;
2660 state.text <- Printf.sprintf
"bad integer `%s': %s"
2661 s (Printexc.to_string exc
)
2663 TEswitch
("thumbnail width: ", "", None
, intentry, ondone)
2668 Some
(int_of_string
s)
2670 state.text <- Printf.sprintf
"bad integer `%s': %s"
2671 s (Printexc.to_string exc
);
2674 | Some angle
-> reqlayout angle
conf.proportional
2677 TEswitch
("rotation: ", "", None
, intentry, ondone)
2680 conf.icase
<- not
conf.icase
;
2681 TEdone
("case insensitive search " ^
(btos conf.icase
))
2684 conf.preload <- not
conf.preload;
2686 TEdone
("preload " ^
(btos conf.preload))
2689 conf.verbose
<- not
conf.verbose
;
2690 TEdone
("verbose " ^
(btos conf.verbose
))
2693 conf.debug
<- not
conf.debug
;
2694 TEdone
("debug " ^
(btos conf.debug
))
2697 conf.maxhfit
<- not
conf.maxhfit
;
2699 state.maxy + (if conf.maxhfit
then -conf.winh
else conf.winh
);
2700 TEdone
("maxhfit " ^
(btos conf.maxhfit
))
2703 conf.crophack
<- not
conf.crophack
;
2704 TEdone
("crophack " ^
btos conf.crophack
)
2708 match conf.maxwait
with
2710 conf.maxwait
<- Some infinity
;
2711 "always wait for page to complete"
2713 conf.maxwait
<- None
;
2714 "show placeholder if page is not ready"
2719 conf.underinfo
<- not
conf.underinfo
;
2720 TEdone
("underinfo " ^
btos conf.underinfo
)
2723 conf.savebmarks
<- not
conf.savebmarks
;
2724 TEdone
("persistent bookmarks " ^
btos conf.savebmarks
)
2730 match state.layout with
2735 conf.interpagespace <- int_of_string
s;
2736 state.maxy <- calcheight ();
2737 let y = getpagey pageno in
2740 state.text <- Printf.sprintf
"bad integer `%s': %s"
2741 s (Printexc.to_string exc
)
2743 TEswitch
("vertical margin: ", "", None
, intentry, ondone)
2746 reqlayout conf.angle
(not
conf.proportional
);
2747 TEdone
("proportional display " ^
btos conf.proportional
)
2750 settrim (not
conf.trimmargins
) conf.trimfuzz
;
2751 TEdone
("trim margins " ^
btos conf.trimmargins
)
2754 conf.invert
<- not
conf.invert
;
2755 TEdone
("invert colors " ^
btos conf.invert
)
2759 cbput state.hists
.sel
s;
2762 TEswitch
("selection command: ", "", Some
(onhist state.hists
.sel
),
2766 state.text <- Printf.sprintf
"bad option %d `%c'" key c;
2772 class type lvsource
= object
2773 method getitemcount
: int
2774 method getitem
: int -> (string * int)
2775 method hasaction
: int -> bool
2784 method getactive
: int
2785 method getfirst
: int
2786 method getqsearch
: string
2787 method setqsearch
: string -> unit
2791 class virtual lvsourcebase
= object
2792 val mutable m_active
= 0
2793 val mutable m_first
= 0
2794 val mutable m_qsearch
= ""
2795 val mutable m_pan
= 0
2796 method getactive
= m_active
2797 method getfirst
= m_first
2798 method getqsearch
= m_qsearch
2799 method getpan
= m_pan
2800 method setqsearch
s = m_qsearch
<- s
2803 let withoutlastutf8 s =
2804 let len = String.length
s in
2812 let b = Char.code
s.[pos
] in
2813 if b land 0b110000 = 0b11000000
2818 if Char.code
s.[len-1] land 0x80 = 0
2822 String.sub
s 0 first;
2825 let textentrykeyboard key _mask
((c, text, opthist
, onkey
, ondone), onleave
) =
2827 state.mode <- Textentry
(te
, onleave
);
2830 G.postRedisplay "textentrykeyboard enttext";
2832 let histaction cmd
=
2835 | Some
(action, _
) ->
2836 state.mode <- Textentry
(
2837 (c, action cmd
, opthist
, onkey
, ondone), onleave
2839 G.postRedisplay "textentry histaction"
2842 | 0xff08 -> (* backspace *)
2843 let s = withoutlastutf8 text in
2844 let len = String.length
s in
2848 G.postRedisplay "textentrykeyboard after cancel";
2851 enttext (c, s, opthist
, onkey
, ondone)
2857 G.postRedisplay "textentrykeyboard after confirm"
2859 | 0xff52 -> histaction HCprev
2860 | 0xff54 -> histaction HCnext
2861 | 0xff50 -> histaction HCfirst
2862 | 0xff57 -> histaction HClast
2864 | 0xff1b -> (* escape*)
2865 if String.length
text = 0
2867 begin match opthist
with
2869 | Some
(_
, onhistcancel
) -> onhistcancel
()
2873 G.postRedisplay "textentrykeyboard after cancel2"
2876 enttext (c, "", opthist
, onkey
, ondone)
2879 | 0xff9f | 0xffff -> () (* delete *)
2881 | _
when key != 0 && key land 0xff00 != 0xff00 ->
2882 begin match onkey
text key with
2886 G.postRedisplay "textentrykeyboard after confirm2";
2889 enttext (c, text, opthist
, onkey
, ondone);
2893 G.postRedisplay "textentrykeyboard after cancel3"
2896 state.mode <- Textentry
(te
, onleave
);
2897 G.postRedisplay "textentrykeyboard switch";
2901 vlog "unhandled key %s" (Wsi.keyname
key)
2904 let firstof first active
=
2905 if first > active
|| abs
(first - active
) > fstate.maxrows
- 1
2906 then max
0 (active
- (fstate.maxrows
/2))
2910 let calcfirst first active
=
2913 let rows = active
- first in
2914 if rows > fstate.maxrows
then active
- fstate.maxrows
else first
2918 let scrollph y maxy =
2919 let sh = (float (maxy + conf.winh
) /. float conf.winh
) in
2920 let sh = float conf.winh
/. sh in
2921 let sh = max
sh (float conf.scrollh
) in
2926 else float y /. float maxy
2928 let position = (float conf.winh
-. sh) *. percent in
2931 if position +. sh > float conf.winh
2932 then float conf.winh
-. sh
2938 let coe s = (s :> uioh
);;
2940 class listview ~
(source
:lvsource
) ~trusted ~modehash
=
2942 val m_pan
= source#getpan
2943 val m_first
= source#getfirst
2944 val m_active
= source#getactive
2945 val m_qsearch
= source#getqsearch
2946 val m_prev_uioh
= state.uioh
2948 method private elemunder
y =
2949 let n = y / (fstate.fontsize
+1) in
2950 if m_first
+ n < source#getitemcount
2952 if source#hasaction
(m_first
+ n)
2953 then Some
(m_first
+ n)
2960 GlFunc.blend_func `src_alpha `one_minus_src_alpha
;
2961 GlDraw.color
(0., 0., 0.) ~alpha
:0.85;
2962 GlDraw.rect (0., 0.) (float conf.winw
, float conf.winh
);
2963 GlDraw.color
(1., 1., 1.);
2964 Gl.enable `texture_2d
;
2965 let fs = fstate.fontsize
in
2967 let ww = fstate.wwidth
in
2968 let tabw = 30.0*.ww in
2969 let itemcount = source#getitemcount
in
2971 if (row - m_first
) * nfs > conf.winh
2974 if row >= 0 && row < itemcount
2976 let (s, level
) = source#getitem
row in
2977 let y = (row - m_first
) * nfs in
2978 let x = 5.0 +. float (level
+ m_pan
) *. ww in
2981 Gl.disable `texture_2d
;
2982 GlDraw.polygon_mode `both `line
;
2983 GlDraw.color
(1., 1., 1.) ~alpha
:0.9;
2984 GlDraw.rect (1., float (y + 1))
2985 (float (conf.winw
- conf.scrollbw
- 1), float (y + fs + 3));
2986 GlDraw.polygon_mode `both `fill
;
2987 GlDraw.color
(1., 1., 1.);
2988 Gl.enable `texture_2d
;
2991 let drawtabularstring s =
2992 let drawstr x s = drawstring1 fs (truncate
x) (y+nfs) s in
2995 let tabpos = try String.index
s '
\t'
with Not_found
-> -1 in
2998 let len = String.length
s - tabpos - 1 in
2999 let s1 = String.sub
s 0 tabpos
3000 and s2
= String.sub
s (tabpos + 1) len in
3001 let nx = drawstr x s1 in
3003 let x = x +. (max
tabw sw) in
3010 let _ = drawtabularstring s in
3017 Gl.disable `texture_2d
;
3019 method updownlevel incr
=
3020 let len = source#getitemcount
in
3022 if m_active
>= 0 && m_active
< len
3023 then snd
(source#getitem m_active
)
3027 if i
= len then i
-1 else if i
= -1 then 0 else
3028 let _, l = source#getitem i
in
3029 if l != curlevel then i
else flow (i
+incr
)
3031 let active = flow m_active
in
3032 let first = calcfirst m_first
active in
3033 G.postRedisplay "outline updownlevel";
3034 {< m_active
= active; m_first
= first >}
3036 method private key1
key mask
=
3037 let set1 active first qsearch
=
3038 coe {< m_active
= active; m_first
= first; m_qsearch
= qsearch
>}
3040 let search active pattern incr
=
3043 if n >= 0 && n < source#getitemcount
3045 let s, _ = source#getitem
n in
3047 (try ignore
(Str.search_forward
re s 0); true
3048 with Not_found
-> false)
3050 else loop (n + incr
)
3057 let re = Str.regexp_case_fold pattern
in
3063 let itemcount = source#getitemcount
in
3064 let find start incr
=
3066 if i
= -1 || i
= itemcount
3069 if source#hasaction i
3071 else find (i
+ incr
)
3076 let set active first =
3077 let first = bound first 0 (itemcount - fstate.maxrows
) in
3079 coe {< m_active
= active; m_first
= first >}
3082 let isvisible first n = n >= first && n - first <= fstate.maxrows
in
3084 let incr1 = if incr
> 0 then 1 else -1 in
3085 if isvisible m_first m_active
3088 let next = m_active
+ incr
in
3090 if next < 0 || next >= itemcount
3092 else find next incr1
3094 if next = -1 || abs
(m_active
- next) > fstate.maxrows
3100 let first = m_first
+ incr
in
3101 let first = bound first 0 (itemcount - 1) in
3103 let next = m_active
+ incr
in
3104 let next = bound next 0 (itemcount - 1) in
3107 let active = if next = -1 then m_active
else next in
3110 let first = min
next m_first
in
3112 if abs
(next - first) > fstate.maxrows
3118 let first = m_first
+ incr
in
3119 let first = bound first 0 (itemcount - 1) in
3121 let next = m_active
+ incr
in
3122 let next = bound next 0 (itemcount - 1) in
3123 let next = find next incr1 in
3125 if next = -1 || abs
(m_active
- first) > fstate.maxrows
3127 let active = if m_active
= -1 then next else m_active
in
3132 if isvisible first active
3138 G.postRedisplay "listview navigate";
3142 | (0x72|0x73) when Wsi.withctrl mask
-> (* ctrl-r/ctlr-s *)
3143 let incr = if key = 0x72 then -1 else 1 in
3145 match search (m_active
+ incr) m_qsearch
incr with
3147 state.text <- m_qsearch ^
" [not found]";
3150 state.text <- m_qsearch
;
3151 active, firstof m_first
active
3153 G.postRedisplay "listview ctrl-r/s";
3154 set1 active first m_qsearch
;
3156 | 0xff08 -> (* backspace *)
3157 if String.length m_qsearch
= 0
3160 let qsearch = withoutlastutf8 m_qsearch
in
3161 let len = String.length
qsearch in
3165 G.postRedisplay "listview empty qsearch";
3166 set1 m_active m_first
"";
3170 match search m_active
qsearch ~
-1 with
3172 state.text <- qsearch ^
" [not found]";
3175 state.text <- qsearch;
3176 active, firstof m_first
active
3178 G.postRedisplay "listview backspace qsearch";
3179 set1 active first qsearch
3182 | key when (key != 0 && key land 0xff00 != 0xff00) ->
3183 let pattern = m_qsearch ^
Wsi.toutf8
key in
3185 match search m_active
pattern 1 with
3187 state.text <- pattern ^
" [not found]";
3190 state.text <- pattern;
3191 active, firstof m_first
active
3193 G.postRedisplay "listview qsearch add";
3194 set1 active first pattern;
3196 | 0xff1b -> (* escape *)
3198 if String.length m_qsearch
= 0
3200 G.postRedisplay "list view escape";
3203 source#exit
(coe self
) true m_active m_first m_pan m_qsearch
3205 | None
-> m_prev_uioh
3210 G.postRedisplay "list view kill qsearch";
3211 source#setqsearch
"";
3212 coe {< m_qsearch
= "" >}
3215 | 0xff0d -> (* return *)
3217 let self = {< m_qsearch
= "" >} in
3218 source#setqsearch
"";
3220 G.postRedisplay "listview enter";
3221 if m_active
>= 0 && m_active
< source#getitemcount
3223 source#exit
(coe self) false m_active m_first m_pan
"";
3226 source#exit
(coe self) true m_active m_first m_pan
"";
3229 begin match opt with
3230 | None
-> m_prev_uioh
3234 | 0xff9f | 0xffff -> (* delete *)
3237 | 0xff52 -> navigate ~
-1 (* up *)
3238 | 0xff54 -> navigate 1 (* down *)
3239 | 0xff55 -> navigate ~
-(fstate.maxrows
) (* prior *)
3240 | 0xff56 -> navigate fstate.maxrows
(* next *)
3242 | 0xff53 -> (* right *)
3244 G.postRedisplay "listview right";
3245 coe {< m_pan
= m_pan
- 1 >}
3247 | 0xff51 -> (* left *)
3249 G.postRedisplay "listview left";
3250 coe {< m_pan
= m_pan
+ 1 >}
3252 | 0xff50 -> (* home *)
3253 let active = find 0 1 in
3254 G.postRedisplay "listview home";
3257 | 0xff57 -> (* end *)
3258 let first = max
0 (itemcount - fstate.maxrows
) in
3259 let active = find (itemcount - 1) ~
-1 in
3260 G.postRedisplay "listview end";
3263 | key when (key = 0 || key land 0xff00 = 0xff00) ->
3267 dolog "listview unknown key %#x" key; coe self
3269 method key key mask
=
3270 match state.mode with
3271 | Textentry te
-> textentrykeyboard key mask te
; coe self
3272 | _ -> self#key1
key mask
3274 method button button down
x y _ =
3277 | 1 when x > conf.winw
- conf.scrollbw
->
3278 G.postRedisplay "listview scroll";
3281 let _, position, sh = self#
scrollph in
3282 if y > truncate
position && y < truncate
(position +. sh)
3284 state.mstate
<- Mscrolly
;
3288 let s = float (max
0 (y - conf.scrollh
)) /. float conf.winh
in
3289 let first = truncate
(s *. float source#getitemcount
) in
3290 let first = min source#getitemcount
first in
3291 Some
(coe {< m_first
= first; m_active
= first >})
3293 state.mstate
<- Mnone
;
3296 | 1 when not down
->
3297 begin match self#elemunder
y with
3299 G.postRedisplay "listview click";
3301 (coe {< m_active
= n >}) false n m_first m_pan m_qsearch
3305 | n when (n == 4 || n == 5) && not down
->
3306 let len = source#getitemcount
in
3308 if n = 5 && m_first
+ fstate.maxrows
>= len
3312 let first = m_first
+ (if n == 4 then -1 else 1) in
3313 bound first 0 (len - 1)
3315 G.postRedisplay "listview wheel";
3316 Some
(coe {< m_first
= first >})
3321 | None
-> m_prev_uioh
3325 match state.mstate
with
3327 let s = float (max
0 (y - conf.scrollh
)) /. float conf.winh
in
3328 let first = truncate
(s *. float source#getitemcount
) in
3329 let first = min source#getitemcount
first in
3330 G.postRedisplay "listview motion";
3331 coe {< m_first
= first; m_active
= first >}
3334 method pmotion
x y =
3335 if x < conf.winw
- conf.scrollbw
3338 match self#elemunder
y with
3339 | None
-> Wsi.setcursor
Wsi.CURSOR_INHERIT
; m_active
3340 | Some
n -> Wsi.setcursor
Wsi.CURSOR_INFO
; n
3344 then (G.postRedisplay "listview pmotion"; {< m_active
= n >})
3349 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
3353 method infochanged
_ = ()
3355 method scrollpw
= (0, 0.0, 0.0)
3357 let nfs = fstate.fontsize
+ 1 in
3358 let y = m_first
* nfs in
3359 let itemcount = source#getitemcount
in
3360 let maxi = max
0 (itemcount - fstate.maxrows
) in
3361 let maxy = maxi * nfs in
3362 let p, h = scrollph y maxy in
3365 method modehash
= modehash
3368 class outlinelistview ~source
=
3371 ~source
:(source
:> lvsource
)
3373 ~modehash
:(findkeyhash conf "outline")
3376 method key key mask
=
3377 let calcfirst first active =
3380 let rows = active - first in
3381 if rows > fstate.maxrows
then active - fstate.maxrows
else first
3385 let active = m_active
+ incr in
3386 let active = bound active 0 (source#getitemcount
- 1) in
3387 let first = calcfirst m_first
active in
3388 G.postRedisplay "outline navigate";
3389 coe {< m_active
= active; m_first
= first >}
3391 let ctrl = Wsi.withctrl mask
in
3393 | 110 when ctrl -> (* ctrl-n *)
3394 source#narrow m_qsearch
;
3395 G.postRedisplay "outline ctrl-n";
3396 coe {< m_first
= 0; m_active
= 0 >}
3398 | 117 when ctrl -> (* ctrl-u *)
3400 G.postRedisplay "outline ctrl-u";
3402 coe {< m_first
= 0; m_active
= 0 >}
3404 | 108 when ctrl -> (* ctrl-l *)
3405 let first = m_active
- (fstate.maxrows
/ 2) in
3406 G.postRedisplay "outline ctrl-l";
3407 coe {< m_first
= first >}
3409 | 0xff9f | 0xffff -> (* delete *)
3410 source#remove m_active
;
3411 G.postRedisplay "outline delete";
3412 let active = max
0 (m_active
-1) in
3413 coe {< m_first
= firstof m_first
active;
3414 m_active
= active >}
3416 | 0xff52 -> navigate ~
-1 (* up *)
3417 | 0xff54 -> navigate 1 (* down *)
3418 | 0xff55 -> (* prior *)
3419 navigate ~
-(fstate.maxrows
)
3420 | 0xff56 -> (* next *)
3421 navigate fstate.maxrows
3423 | 0xff53 -> (* [ctrl-]right *)
3427 G.postRedisplay "outline ctrl right";
3428 {< m_pan
= m_pan
+ 1 >}
3430 else self#updownlevel
1
3434 | 0xff51 -> (* [ctrl-]left *)
3438 G.postRedisplay "outline ctrl left";
3439 {< m_pan
= m_pan
- 1 >}
3441 else self#updownlevel ~
-1
3445 | 0xff50 -> (* home *)
3446 G.postRedisplay "outline home";
3447 coe {< m_first
= 0; m_active
= 0 >}
3449 | 0xff57 -> (* end *)
3450 let active = source#getitemcount
- 1 in
3451 let first = max
0 (active - fstate.maxrows
) in
3452 G.postRedisplay "outline end";
3453 coe {< m_active
= active; m_first
= first >}
3455 | _ -> super#
key key mask
3458 let outlinesource usebookmarks
=
3461 inherit lvsourcebase
3462 val mutable m_items
= empty
3463 val mutable m_orig_items
= empty
3464 val mutable m_prev_items
= empty
3465 val mutable m_narrow_pattern
= ""
3466 val mutable m_hadremovals
= false
3468 method getitemcount
=
3469 Array.length m_items
+ (if m_hadremovals
then 1 else 0)
3472 if n == Array.length m_items
&& m_hadremovals
3474 ("[Confirm removal]", 0)
3476 let s, n, _ = m_items
.(n) in
3479 method exit ~uioh ~cancel ~
active ~
first ~pan ~
qsearch =
3480 ignore
(uioh
, first, qsearch);
3481 let confrimremoval = m_hadremovals
&& active = Array.length m_items
in
3483 if String.length m_narrow_pattern
= 0
3489 if not
confrimremoval
3491 let _, _, anchor = m_items
.(active) in
3496 state.bookmarks
<- Array.to_list m_items
;
3497 m_orig_items
<- m_items
;
3500 else m_items
<- items;
3504 method hasaction
_ = true
3507 if Array.length m_items
!= Array.length m_orig_items
3508 then "Narrowed to " ^ m_narrow_pattern ^
" (ctrl-u to restore)"
3511 method narrow
pattern =
3512 let reopt = try Some
(Str.regexp_case_fold
pattern) with _ -> None
in
3516 let rec loop accu n =
3519 m_narrow_pattern
<- pattern;
3520 m_items
<- Array.of_list
accu
3523 let (s, _, _) as o = m_items
.(n) in
3525 if (try ignore
(Str.search_forward
re s 0); true
3526 with Not_found
-> false)
3532 loop [] (Array.length m_items
- 1)
3537 then Array.of_list
state.bookmarks
3540 m_items
<- m_orig_items
3545 if m
>= 0 && m
< Array.length m_items
3547 m_hadremovals
<- true;
3548 m_items
<- Array.init
(Array.length m_items
- 1) (fun n ->
3549 let n = if n >= m
then n+1 else n in
3554 method reset
anchor items =
3555 m_hadremovals
<- false;
3556 if m_orig_items
== empty || m_prev_items
!= items
3558 m_orig_items
<- items;
3559 if String.length m_narrow_pattern
= 0
3560 then m_items
<- items;
3562 m_prev_items
<- items;
3563 let rely = getanchory anchor in
3565 let rec loop n best bestd
=
3566 if n = Array.length m_items
3569 let (_, _, anchor) = m_items
.(n) in
3570 let orely = getanchory anchor in
3571 let d = abs
(orely - rely) in
3574 else loop (n+1) best bestd
3579 m_first
<- firstof m_first
active
3583 let enterselector usebookmarks
=
3584 let source = outlinesource usebookmarks
in
3588 then Array.of_list
state.bookmarks
3591 if Array.length
outlines = 0
3593 showtext ' ' errmsg
;
3596 state.text <- source#greetmsg
;
3597 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
3598 let anchor = getanchor () in
3599 source#reset
anchor outlines;
3600 state.uioh
<- coe (new outlinelistview ~
source);
3601 G.postRedisplay "enter selector";
3605 let enteroutlinemode =
3606 let f = enterselector false in
3607 fun ()-> f "Document has no outline";
3610 let enterbookmarkmode =
3611 let f = enterselector true in
3612 fun () -> f "Document has no bookmarks (yet)";
3615 let color_of_string s =
3616 Scanf.sscanf
s "%d/%d/%d" (fun r g
b ->
3617 (float r
/. 256.0, float g
/. 256.0, float b /. 256.0)
3621 let color_to_string (r
, g
, b) =
3622 let r = truncate
(r *. 256.0)
3623 and g
= truncate
(g
*. 256.0)
3624 and b = truncate
(b *. 256.0) in
3625 Printf.sprintf
"%d/%d/%d" r g
b
3628 let irect_of_string s =
3629 Scanf.sscanf
s "%d/%d/%d/%d" (fun x0 y0 x1 y1 -> (x0,y0,x1,y1))
3632 let irect_to_string (x0,y0,x1,y1) =
3633 Printf.sprintf
"%d/%d/%d/%d" x0 y0 x1 y1
3636 let makecheckers () =
3637 (* Appropriated from lablGL-1.04/LablGlut/examples/lablGL/checker.ml which had
3639 converted by Issac Trotts. July 25, 2002 *)
3640 let image_height = 64
3641 and image_width
= 64 in
3645 GlPix.create `ubyte ~format
:`rgb ~width
:image_width ~height
:image_height
3647 for i
= 0 to image_width
- 1 do
3648 for j
= 0 to image_height - 1 do
3649 Raw.sets
(GlPix.to_raw
image) ~pos
:(3*(i
*image_height+j
))
3650 (if (i
land 8 ) lxor (j
land 8) = 0
3651 then [|255;255;255|] else [|200;200;200|])
3656 let image = make_image () in
3657 let id = GlTex.gen_texture
() in
3658 GlTex.bind_texture `texture_2d
id;
3659 GlPix.store
(`unpack_alignment
1);
3660 GlTex.image2d
image;
3661 List.iter
(GlTex.parameter ~target
:`texture_2d
)
3664 `mag_filter `nearest
;
3665 `min_filter `nearest
];
3669 let setcheckers enabled
=
3670 match state.texid
with
3672 if enabled
then state.texid
<- Some
(makecheckers ())
3677 GlTex.delete_texture texid
;
3678 state.texid
<- None
;
3682 let int_of_string_with_suffix s =
3683 let l = String.length
s in
3687 let suffix = Char.lowercase
s.[l-1] in
3689 | 'k'
-> String.sub
s 0 (l-1), 10
3690 | 'm'
-> String.sub
s 0 (l-1), 20
3691 | 'g'
-> String.sub
s 0 (l-1), 30
3695 let n = int_of_string
s1 in
3696 let m = n lsl shift
in
3698 then raise
(Failure
"value too large")
3702 let string_with_suffix_of_int n =
3710 if n land ((1 lsl 20) - 1) = 0
3713 if n land ((1 lsl 10) - 1) = 0
3720 let h = n mod 1000 in
3723 then string_of_int
h ^
s
3725 let s = Printf.sprintf
"_%03d%s" h s in
3732 let defghyllscroll = (40, 8, 32);;
3733 let ghyllscroll_of_string s =
3734 let (n, a, b) as nab
=
3737 else Scanf.sscanf
s "%u,%u,%u" (fun n a b -> n, a, b)
3739 if n <= a || n <= b || a >= b
3740 then failwith
"invalid ghyll N,A,B (N <= A, A < B, N <= B)";
3744 let ghyllscroll_to_string ((n, a, b) as nab
) =
3745 if nab
= defghyllscroll
3747 else Printf.sprintf
"%d,%d,%d" n a b;
3750 let describe_location () =
3752 if fn
= -1 then l.pageno, l.pageno else fn
, l.pageno
3754 let fn, ln
= List.fold_left
f (-1, -1) state.layout in
3755 let maxy = state.maxy - (if conf.maxhfit
then conf.winh
else 0) in
3759 else (100. *. (float state.y /. float maxy))
3763 Printf.sprintf
"page %d of %d [%.2f%%]"
3764 (fn+1) state.pagecount
percent
3767 "pages %d-%d of %d [%.2f%%]"
3768 (fn+1) (ln
+1) state.pagecount
percent
3772 let btos b = if b then "\xe2\x88\x9a" else "" in
3773 let showextended = ref false in
3774 let leave mode = function
3775 | Confirm
-> state.mode <- mode
3776 | Cancel
-> state.mode <- mode in
3779 val mutable m_first_time
= true
3780 val mutable m_l
= []
3781 val mutable m_a
= [||]
3782 val mutable m_prev_uioh
= nouioh
3783 val mutable m_prev_mode
= View
3785 inherit lvsourcebase
3787 method reset prev_mode prev_uioh
=
3788 m_a
<- Array.of_list
(List.rev m_l
);
3790 m_prev_mode
<- prev_mode
;
3791 m_prev_uioh
<- prev_uioh
;
3795 if n >= Array.length m_a
3799 | _, _, _, Action
_ -> m_active
<- n
3803 m_first_time
<- false;
3806 method int name get
set =
3808 (name
, `
int get
, 1, Action
(
3811 try set (int_of_string
s)
3813 state.text <- Printf.sprintf
"bad integer `%s': %s"
3814 s (Printexc.to_string exn
)
3817 let te = name ^
": ", "", None
, intentry, ondone in
3818 state.mode <- Textentry
(te, leave m_prev_mode
);
3822 method int_with_suffix name get
set =
3824 (name
, `intws get
, 1, Action
(
3827 try set (int_of_string_with_suffix s)
3829 state.text <- Printf.sprintf
"bad integer `%s': %s"
3830 s (Printexc.to_string exn
)
3834 name ^
": ", "", None
, intentry_with_suffix, ondone
3836 state.mode <- Textentry
(te, leave m_prev_mode
);
3840 method bool ?
(offset
=1) ?
(btos=btos) name get
set =
3842 (name
, `
bool (btos, get
), offset
, Action
(
3849 method color name get
set =
3851 (name
, `color get
, 1, Action
(
3853 let invalid = (nan
, nan
, nan
) in
3856 try color_of_string s
3858 state.text <- Printf.sprintf
"bad color `%s': %s"
3859 s (Printexc.to_string exn
);
3865 let te = name ^
": ", "", None
, textentry, ondone in
3866 state.text <- color_to_string (get
());
3867 state.mode <- Textentry
(te, leave m_prev_mode
);
3871 method string name get
set =
3873 (name
, `
string get
, 1, Action
(
3875 let ondone s = set s in
3876 let te = name ^
": ", "", None
, textentry, ondone in
3877 state.mode <- Textentry
(te, leave m_prev_mode
);
3881 method colorspace name get
set =
3883 (name
, `
string get
, 1, Action
(
3886 let vals = [| "rgb"; "bgr"; "gray" |] in
3888 inherit lvsourcebase
3891 m_active
<- int_of_colorspace conf.colorspace
;
3894 method getitemcount
= Array.length
vals
3895 method getitem
n = (vals.(n), 0)
3896 method exit ~uioh ~cancel ~
active ~
first ~pan ~
qsearch =
3897 ignore
(uioh
, first, pan
, qsearch);
3898 if not cancel
then set active;
3900 method hasaction
_ = true
3904 let modehash = findkeyhash conf "info" in
3905 coe (new listview ~
source ~trusted
:true ~
modehash)
3908 method caption
s offset
=
3909 m_l
<- (s, `
empty, offset
, Noaction
) :: m_l
3911 method caption2
s f offset
=
3912 m_l
<- (s, `
string f, offset
, Noaction
) :: m_l
3914 method getitemcount
= Array.length m_a
3917 let tostr = function
3918 | `
int f -> string_of_int
(f ())
3919 | `intws
f -> string_with_suffix_of_int (f ())
3921 | `color
f -> color_to_string (f ())
3922 | `
bool (btos, f) -> btos (f ())
3925 let name, t
, offset
, _ = m_a
.(n) in
3926 ((let s = tostr t
in
3927 if String.length
s > 0
3928 then Printf.sprintf
"%s\t%s" name s
3932 method exit ~uioh ~cancel ~
active ~
first ~pan ~
qsearch =
3936 m_qsearch
<- qsearch;
3938 match m_a
.(active) with
3939 | _, _, _, Action
f -> f uioh
3951 method hasaction
n =
3953 | _, _, _, Action
_ -> true
3957 let rec fillsrc prevmode prevuioh
=
3958 let sep () = src#caption
"" 0 in
3959 let colorp name get
set =
3961 (fun () -> color_to_string (get
()))
3964 let c = color_of_string v in
3967 state.text <- Printf.sprintf
"bad color `%s': %s"
3968 v (Printexc.to_string exn
);
3971 let oldmode = state.mode in
3972 let birdseye = isbirdseye state.mode in
3974 src#caption
(if birdseye then "Setup (Bird's eye)" else "Setup") 0;
3976 src#
bool "presentation mode"
3977 (fun () -> conf.presentation)
3979 conf.presentation <- v;
3980 state.anchor <- getanchor ();
3983 src#
bool "ignore case in searches"
3984 (fun () -> conf.icase
)
3985 (fun v -> conf.icase
<- v);
3988 (fun () -> conf.preload)
3989 (fun v -> conf.preload <- v);
3991 src#
bool "highlight links"
3992 (fun () -> conf.hlinks
)
3993 (fun v -> conf.hlinks
<- v);
3995 src#
bool "under info"
3996 (fun () -> conf.underinfo
)
3997 (fun v -> conf.underinfo
<- v);
3999 src#
bool "persistent bookmarks"
4000 (fun () -> conf.savebmarks
)
4001 (fun v -> conf.savebmarks
<- v);
4003 src#
bool "proportional display"
4004 (fun () -> conf.proportional
)
4005 (fun v -> reqlayout conf.angle
v);
4007 src#
bool "trim margins"
4008 (fun () -> conf.trimmargins
)
4009 (fun v -> settrim v conf.trimfuzz
; fillsrc prevmode prevuioh
);
4011 src#
bool "persistent location"
4012 (fun () -> conf.jumpback
)
4013 (fun v -> conf.jumpback
<- v);
4016 src#
int "inter-page space"
4017 (fun () -> conf.interpagespace)
4019 conf.interpagespace <- n;
4021 match state.layout with
4026 state.maxy <- calcheight ();
4027 let y = getpagey pageno in
4032 (fun () -> conf.pagebias
)
4033 (fun v -> conf.pagebias
<- v);
4035 src#
int "scroll step"
4036 (fun () -> conf.scrollstep
)
4037 (fun n -> conf.scrollstep
<- n);
4039 src#
int "auto scroll step"
4041 match state.autoscroll
with
4043 | _ -> conf.autoscrollstep
)
4045 if state.autoscroll
<> None
4046 then state.autoscroll
<- Some
n;
4047 conf.autoscrollstep
<- n);
4050 (fun () -> truncate
(conf.zoom *. 100.))
4051 (fun v -> setzoom ((float v) /. 100.));
4054 (fun () -> conf.angle
)
4055 (fun v -> reqlayout v conf.proportional
);
4057 src#
int "scroll bar width"
4058 (fun () -> state.scrollw
)
4062 reshape conf.winw
conf.winh
;
4065 src#
int "scroll handle height"
4066 (fun () -> conf.scrollh
)
4067 (fun v -> conf.scrollh
<- v;);
4069 src#
int "thumbnail width"
4070 (fun () -> conf.thumbw
)
4072 conf.thumbw
<- min
4096 v;
4075 leavebirdseye beye
false;
4080 let mode = state.mode in
4081 src#
string "columns"
4083 match conf.columns
with
4085 | Cmulti
(multi
, _) -> multicolumns_to_string multi
4086 | Csplit
(count
, _) -> "-" ^ string_of_int count
4089 let n, a, b = multicolumns_of_string v in
4090 setcolumns mode n a b);
4093 src#caption
"Presentation mode" 0;
4094 src#
bool "scrollbar visible"
4095 (fun () -> conf.scrollbarinpm
)
4097 if v != conf.scrollbarinpm
4099 conf.scrollbarinpm
<- v;
4100 if conf.presentation
4102 state.scrollw
<- if v then conf.scrollbw
else 0;
4103 reshape conf.winw
conf.winh
;
4109 src#caption
"Pixmap cache" 0;
4110 src#int_with_suffix
"size (advisory)"
4111 (fun () -> conf.memlimit
)
4112 (fun v -> conf.memlimit
<- v);
4115 (fun () -> Printf.sprintf
"%s bytes, %d tiles"
4116 (string_with_suffix_of_int state.memused
)
4117 (Hashtbl.length
state.tilemap
)) 1;
4120 src#caption
"Layout" 0;
4121 src#caption2
"Dimension"
4123 Printf.sprintf
"%dx%d (virtual %dx%d)"
4129 src#caption2
"Position" (fun () ->
4130 Printf.sprintf
"%dx%d" state.x state.y
4133 src#caption2
"Visible" (fun () -> describe_location ()) 1
4137 src#
bool ~offset
:0 ~
btos:(fun v -> if v then "(on)" else "(off)")
4138 "Save these parameters as global defaults at exit"
4139 (fun () -> conf.bedefault
)
4140 (fun v -> conf.bedefault
<- v)
4144 let btos b = if b then "\xc2\xab" else "\xc2\xbb" in
4145 src#
bool ~offset
:0 ~
btos "Extended parameters"
4146 (fun () -> !showextended)
4147 (fun v -> showextended := v; fillsrc prevmode prevuioh
);
4151 (fun () -> conf.checkers
)
4152 (fun v -> conf.checkers
<- v; setcheckers v);
4153 src#
bool "update cursor"
4154 (fun () -> conf.updatecurs
)
4155 (fun v -> conf.updatecurs
<- v);
4157 (fun () -> conf.verbose
)
4158 (fun v -> conf.verbose
<- v);
4159 src#
bool "invert colors"
4160 (fun () -> conf.invert
)
4161 (fun v -> conf.invert
<- v);
4163 (fun () -> conf.maxhfit
)
4164 (fun v -> conf.maxhfit
<- v);
4165 src#
bool "redirect stderr"
4166 (fun () -> conf.redirectstderr)
4167 (fun v -> conf.redirectstderr <- v; redirectstderr ());
4168 src#
string "uri launcher"
4169 (fun () -> conf.urilauncher
)
4170 (fun v -> conf.urilauncher
<- v);
4171 src#
string "path launcher"
4172 (fun () -> conf.pathlauncher
)
4173 (fun v -> conf.pathlauncher
<- v);
4174 src#
string "tile size"
4175 (fun () -> Printf.sprintf
"%dx%d" conf.tilew
conf.tileh
)
4178 let w, h = Scanf.sscanf
v "%dx%d" (fun w h -> w, h) in
4179 conf.tileh
<- max
64 w;
4180 conf.tilew
<- max
64 h;
4183 state.text <- Printf.sprintf
"bad tile size `%s': %s"
4184 v (Printexc.to_string exn
));
4185 src#
int "texture count"
4186 (fun () -> conf.texcount
)
4189 then conf.texcount
<- v
4190 else showtext '
!'
" Failed to set texture count please retry later"
4192 src#
int "slice height"
4193 (fun () -> conf.sliceheight
)
4195 conf.sliceheight
<- v;
4196 wcmd "sliceh %d" conf.sliceheight
;
4198 src#
int "anti-aliasing level"
4199 (fun () -> conf.aalevel
)
4201 conf.aalevel
<- bound v 0 8;
4202 state.anchor <- getanchor ();
4203 opendoc state.path
state.password
;
4205 src#
int "ui font size"
4206 (fun () -> fstate.fontsize
)
4207 (fun v -> setfontsize (bound v 5 100));
4208 colorp "background color"
4209 (fun () -> conf.bgcolor
)
4210 (fun v -> conf.bgcolor
<- v);
4211 src#
bool "crop hack"
4212 (fun () -> conf.crophack
)
4213 (fun v -> conf.crophack
<- v);
4214 src#
string "trim fuzz"
4215 (fun () -> irect_to_string conf.trimfuzz
)
4218 conf.trimfuzz
<- irect_of_string v;
4220 then settrim true conf.trimfuzz
;
4222 state.text <- Printf.sprintf
"bad irect `%s': %s"
4223 v (Printexc.to_string exn
)
4225 src#
string "throttle"
4227 match conf.maxwait
with
4228 | None
-> "show place holder if page is not ready"
4231 then "wait for page to fully render"
4233 "wait " ^ string_of_float
time
4234 ^
" seconds before showing placeholder"
4238 let f = float_of_string
v in
4240 then conf.maxwait
<- None
4241 else conf.maxwait
<- Some
f
4243 state.text <- Printf.sprintf
"bad time `%s': %s"
4244 v (Printexc.to_string exn
)
4246 src#
string "ghyll scroll"
4248 match conf.ghyllscroll
with
4250 | Some nab
-> ghyllscroll_to_string nab
4255 if String.length
v = 0
4257 else Some
(ghyllscroll_of_string v)
4259 conf.ghyllscroll
<- gs
4261 state.text <- Printf.sprintf
"bad ghyll `%s': %s"
4262 v (Printexc.to_string exn
)
4264 src#
string "selection command"
4265 (fun () -> conf.selcmd
)
4266 (fun v -> conf.selcmd
<- v);
4267 src#colorspace
"color space"
4268 (fun () -> colorspace_to_string conf.colorspace
)
4270 conf.colorspace
<- colorspace_of_int v;
4277 src#caption
"Document" 0;
4278 List.iter
(fun (_, s) -> src#caption
s 1) state.docinfo
;
4279 src#caption2
"Pages"
4280 (fun () -> string_of_int
state.pagecount
) 1;
4281 src#caption2
"Dimensions"
4282 (fun () -> string_of_int
(List.length
state.pdims
)) 1;
4286 src#caption
"Trimmed margins" 0;
4287 src#caption2
"Dimensions"
4288 (fun () -> string_of_int
(List.length
state.pdims
)) 1;
4291 src#reset prevmode prevuioh
;
4295 let prevmode = state.mode
4296 and prevuioh
= state.uioh in
4297 fillsrc prevmode prevuioh
;
4298 let source = (src :> lvsource
) in
4299 let modehash = findkeyhash conf "info" in
4300 state.uioh <- coe (object (self)
4301 inherit listview ~
source ~trusted
:true ~
modehash as super
4302 val mutable m_prevmemused
= 0
4303 method infochanged
= function
4305 if m_prevmemused
!= state.memused
4307 m_prevmemused
<- state.memused
;
4308 G.postRedisplay "memusedchanged";
4310 | Pdim
-> G.postRedisplay "pdimchanged"
4311 | Docinfo
-> fillsrc prevmode prevuioh
4313 method key key mask
=
4314 if not
(Wsi.withctrl mask
)
4317 | 0xff51 -> coe (self#updownlevel ~
-1)
4318 | 0xff53 -> coe (self#updownlevel
1)
4319 | _ -> super#
key key mask
4320 else super#
key key mask
4322 G.postRedisplay "info";
4328 inherit lvsourcebase
4329 method getitemcount
= Array.length
state.help
4331 let s, n, _ = state.help
.(n) in
4334 method exit ~
uioh ~cancel ~
active ~
first ~pan ~
qsearch =
4338 m_qsearch
<- qsearch;
4339 match state.help
.(active) with
4340 | _, _, Action
f -> Some
(f uioh)
4350 method hasaction
n =
4351 match state.help
.(n) with
4352 | _, _, Action
_ -> true
4359 let modehash = findkeyhash conf "help" in
4360 state.uioh <- coe (new listview ~
source ~trusted
:true ~
modehash);
4361 G.postRedisplay "help";
4366 let re = Str.regexp
"[\r\n]" in
4368 inherit lvsourcebase
4369 val mutable m_items
= [||]
4371 method getitemcount
= 1 + Array.length m_items
4376 else m_items
.(n-1), 0
4378 method exit ~
uioh ~cancel ~
active ~
first ~pan ~
qsearch =
4383 then Buffer.clear
state.errmsgs
;
4384 m_qsearch
<- qsearch;
4391 method hasaction
n =
4395 state.newerrmsgs
<- false;
4396 let l = Str.split
re (Buffer.contents
state.errmsgs
) in
4397 m_items
<- Array.of_list
l
4405 let source = (msgsource :> lvsource
) in
4406 let modehash = findkeyhash conf "listview" in
4407 state.uioh <- coe (object
4408 inherit listview ~
source ~trusted
:false ~
modehash as super
4411 then msgsource#reset
;
4414 G.postRedisplay "msgs";
4417 let quickbookmark ?title
() =
4418 match state.layout with
4424 let sec = Unix.gettimeofday
() in
4425 let tm = Unix.localtime
sec in
4426 Printf.sprintf
"Quick (page %d) (bookmarked at %d/%d/%d %d:%d)"
4430 (tm.Unix.tm_year
+ 1900)
4433 | Some
title -> title
4436 (title, 0, (l.pageno, float l.pagey /. float l.pageh
))
4441 state.fullscreen
<- None
;
4445 let setautoscrollspeed step goingdown
=
4446 let incr = max
1 ((abs step
) / 2) in
4447 let incr = if goingdown
then incr else -incr in
4448 let astep = step
+ incr in
4449 state.autoscroll
<- Some
astep;
4452 let gotounder = function
4453 | Ulinkgoto
(pageno, top) ->
4457 gotopage1 pageno top;
4463 | Uremote
(filename
, pageno) ->
4465 if Sys.file_exists filename
4468 let dir = Filename.dirname
state.path in
4469 let path = Filename.concat
dir filename
in
4470 if Sys.file_exists
path
4474 if String.length
path > 0
4476 let anchor = getanchor () in
4477 let ranchor = state.path, state.password
, anchor in
4478 state.anchor <- (pageno, 0.0);
4479 state.ranchors
<- ranchor :: state.ranchors
;
4482 else showtext '
!'
("Could not find " ^ filename
)
4484 | Uunexpected
_ | Ulaunch
_ | Unamed
_ | Utext
_ | Unone
-> ()
4488 match conf.columns
with
4490 | _ -> conf.zoom > 1.0
4493 let viewkeyboard key mask
=
4495 let mode = state.mode in
4496 state.mode <- Textentry
(te, fun _ -> state.mode <- mode);
4499 G.postRedisplay "view:enttext"
4501 let ctrl = Wsi.withctrl mask
in
4506 | 0xff63 -> (* insert *)
4507 if conf.angle
mod 360 = 0
4509 state.mode <- LinkNav
(Ltgendir
0);
4512 else showtext '
!'
"Keyboard link naviagtion does not work under rotation"
4514 | 0xff1b | 113 -> (* escape / q *)
4515 begin match state.mstate
with
4517 state.mstate
<- Mnone
;
4518 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
4519 G.postRedisplay "kill zoom rect";
4521 match state.ranchors
with
4523 | (path, password
, anchor) :: rest
->
4524 state.ranchors
<- rest
;
4525 state.anchor <- anchor;
4526 opendoc path password
4529 | 0xff08 -> (* backspace *)
4530 let y = getnav ~
-1 in
4531 gotoy_and_clear_text y
4539 G.postRedisplay "dehighlight";
4541 | 47 | 63 -> (* / ? *)
4542 let ondone isforw
s =
4543 cbput state.hists
.pat
s;
4544 state.searchpattern
<- s;
4547 let s = String.create
1 in
4548 s.[0] <- Char.chr
key;
4549 enttext (s, "", Some
(onhist state.hists
.pat
),
4550 textentry, ondone (key = 47))
4552 | 43 | 0xffab when ctrl -> (* ctrl-+ *)
4553 let incr = if conf.zoom +. 0.01 > 0.1 then 0.1 else 0.01 in
4554 setzoom (conf.zoom +. incr)
4556 | 43 | 0xffab -> (* + *)
4559 try int_of_string
s with exc
->
4560 state.text <- Printf.sprintf
"bad integer `%s': %s"
4561 s (Printexc.to_string exc
);
4567 state.text <- "page bias is now " ^ string_of_int
n;
4570 enttext ("page bias: ", "", None
, intentry, ondone)
4572 | 45 | 0xffad when ctrl -> (* ctrl-- *)
4573 let decr = if conf.zoom -. 0.1 < 0.1 then 0.01 else 0.1 in
4574 setzoom (max
0.01 (conf.zoom -. decr))
4576 | 45 | 0xffad -> (* - *)
4577 let ondone msg
= state.text <- msg
in
4579 "option [acfhilpstvxACPRSZTIS]: ", "", None
,
4580 optentry state.mode, ondone
4583 | 48 when ctrl -> (* ctrl-0 *)
4586 | 49 when ctrl -> (* 1 *)
4587 let zoom = zoomforh
conf.winw
conf.winh
state.scrollw
in
4591 | 0xffc6 -> (* f9 *)
4594 | 57 when ctrl -> (* ctrl-9 *)
4597 | (48 | 49 | 50 | 51 | 52 | 53 | 54 | 55 | 56 | 57)
4598 when not
ctrl -> (* 0..9 *)
4601 try int_of_string
s with exc
->
4602 state.text <- Printf.sprintf
"bad integer `%s': %s"
4603 s (Printexc.to_string exc
);
4609 cbput state.hists
.pag
(string_of_int
n);
4610 gotopage1 (n + conf.pagebias
- 1) 0;
4613 let pageentry text key =
4614 match Char.unsafe_chr
key with
4615 | 'g'
-> TEdone
text
4616 | _ -> intentry text key
4618 let text = "x" in text.[0] <- Char.chr
key;
4619 enttext (":", text, Some
(onhist state.hists
.pag
), pageentry, ondone)
4622 state.scrollw
<- if state.scrollw
> 0 then 0 else conf.scrollbw
;
4623 reshape conf.winw
conf.winh
;
4626 conf.hlinks
<- not
conf.hlinks
;
4627 state.text <- "highlightlinks " ^
if conf.hlinks
then "on" else "off";
4628 G.postRedisplay "toggle highlightlinks";
4631 state.glinks
<- true;
4632 let a = Char.code '
a'
and z
= Char.code 'z'
in
4635 let rec loop pos
n = if pos
= String.length
s then n else
4636 let m = Char.code
s.[pos
] - a in
4637 loop (pos
+1) (n*(z
-a+1) + m)
4642 let rec loop n = function
4645 match getopaque l.pageno with
4646 | None
-> loop n rest
4648 let m = getlinkcount opaque
in
4651 let under = getlink opaque
n in
4655 else loop (n-m) rest
4657 loop n state.layout;
4660 let onkey text key =
4661 if (key >= a && key <= z
)
4663 let c = Char.unsafe_chr
key in
4664 let text = addchar text c in
4669 let mode = state.mode in
4670 state.mode <- Textentry
(
4671 (":", "", Some
(onhist state.hists
.pag
), onkey, ondone),
4673 state.glinks
<- false;
4677 G.postRedisplay "view:enttext"
4680 begin match state.autoscroll
with
4682 conf.autoscrollstep
<- step
;
4683 state.autoscroll
<- None
4685 if conf.autoscrollstep
= 0
4686 then state.autoscroll
<- Some
1
4687 else state.autoscroll
<- Some
conf.autoscrollstep
4690 | 112 when ctrl -> (* ctrl-p *)
4694 conf.presentation <- not
conf.presentation;
4695 if conf.presentation
4697 if not
conf.scrollbarinpm
4698 then state.scrollw
<- 0;
4701 state.scrollw
<- conf.scrollbw
;
4703 showtext ' '
("presentation mode " ^
4704 if conf.presentation then "on" else "off");
4705 state.anchor <- getanchor ();
4709 begin match state.fullscreen
with
4711 state.fullscreen
<- Some
(conf.winw
, conf.winh
);
4714 state.fullscreen
<- None
;
4719 gotoy_and_clear_text 0
4722 gotopage1 (state.pagecount
- 1) 0
4724 | 112 | 78 -> (* p|N *)
4725 search state.searchpattern
false
4727 | 110 | 0xffc0 -> (* n|F3 *)
4728 search state.searchpattern
true
4731 begin match state.layout with
4734 gotoy_and_clear_text (getpagey l.pageno)
4738 begin match List.rev
state.layout with
4741 let pageno = min
(l.pageno+1) (state.pagecount
-1) in
4742 gotoy_and_clear_text (getpagey pageno)
4745 | 0xff9f | 0xffff -> (* delete *)
4746 begin match state.layout with
4749 let pageno = max
0 (l.pageno-1) in
4750 gotoy_and_clear_text (getpagey pageno)
4754 showtext ' '
(describe_location ());
4757 begin match state.layout with
4760 doreshape (l.pagew
+ state.scrollw
) l.pageh
;
4765 enterbookmarkmode ()
4767 | 104 | 0xffbe -> (* h|F1 *)
4773 | 101 when conf.redirectstderr -> (* e *)
4778 match state.layout with
4781 (s, 0, (l.pageno, float l.pagey /. float l.pageh
))
4785 enttext ("bookmark: ", "", None
, textentry, ondone)
4789 showtext ' '
"Quick bookmark added";
4792 begin match state.layout with
4794 let rect = getpdimrect
l.pagedimno
in
4798 (truncate
(1.8 *. (rect.(1) -. rect.(0))),
4799 truncate
(1.2 *. (rect.(3) -. rect.(0))))
4801 (truncate
(rect.(1) -. rect.(0)),
4802 truncate
(rect.(3) -. rect.(0)))
4804 let w = truncate
((float w)*.conf.zoom)
4805 and h = truncate
((float h)*.conf.zoom) in
4808 state.anchor <- getanchor ();
4809 doreshape (w + state.scrollw
) (h + conf.interpagespace)
4811 G.postRedisplay "z";
4816 | 50 when ctrl -> (* ctrl-2 *)
4817 let maxw = getmaxw
() in
4819 then setzoom (maxw /. float conf.winw
)
4821 | 60 | 62 -> (* < > *)
4822 reqlayout (conf.angle
+ (if key = 62 then 30 else -30)) conf.proportional
4824 | 91 | 93 -> (* [ ] *)
4826 bound (conf.colorscale
+. (if key = 93 then 0.1 else -0.1)) 0.0 1.0
4828 G.postRedisplay "brightness";
4830 | 0xff54 | 0xff52 when ctrl && Wsi.withshift mask
->
4831 setzoom state.prevzoom
4833 | 107 | 0xff52 -> (* k up *)
4834 begin match state.autoscroll
with
4836 begin match state.mode with
4837 | Birdseye beye
-> upbirdseye 1 beye
4840 then gotoy_and_clear_text (clamp ~
-(conf.winh
/2))
4841 else gotoy_and_clear_text (clamp (-conf.scrollstep
))
4844 setautoscrollspeed n false
4847 | 106 | 0xff54 -> (* j down *)
4848 begin match state.autoscroll
with
4850 begin match state.mode with
4851 | Birdseye beye
-> downbirdseye 1 beye
4854 then gotoy_and_clear_text (clamp (conf.winh
/2))
4855 else gotoy_and_clear_text (clamp conf.scrollstep
)
4858 setautoscrollspeed n true
4861 | 0xff51 | 0xff53 when not
(Wsi.withalt mask
) -> (* left / right *)
4869 let dx = if key = 0xff51 then dx else -dx in
4870 state.x <- state.x + dx;
4871 gotoy_and_clear_text state.y
4874 G.postRedisplay "lef/right"
4877 | 0xff55 -> (* prior *)
4881 match state.layout with
4883 | l :: _ -> state.y - l.pagey
4889 | 0xff56 -> (* next *)
4893 match List.rev
state.layout with
4895 | l :: _ -> getpagey l.pageno
4901 | 0xff50 -> gotoghyll 0
4902 | 0xff57 -> gotoghyll (clamp state.maxy)
4903 | 0xff53 when Wsi.withalt mask
->
4904 gotoghyll (getnav ~
-1)
4905 | 0xff51 when Wsi.withalt mask
->
4906 gotoghyll (getnav 1)
4909 state.anchor <- getanchor ();
4910 opendoc state.path state.password
4912 | 118 when conf.debug
-> (* v *)
4915 match getopaque l.pageno with
4918 let x0, y0, x1, y1 = pagebbox opaque
in
4919 let a,b = float x0, float y0 in
4920 let c,d = float x1, float y0 in
4921 let e,f = float x1, float y1 in
4922 let h,j
= float x0, float y1 in
4923 let rect = (a,b,c,d,e,f,h,j
) in
4925 state.rects
<- (l.pageno, l.pageno mod 3, rect) :: state.rects
;
4927 G.postRedisplay "v";
4930 vlog "huh? %s" (Wsi.keyname
key)
4933 let linknavkeyboard key mask
linknav =
4934 let getpage pageno =
4935 let rec loop = function
4937 | l :: _ when l.pageno = pageno -> Some
l
4938 | _ :: rest
-> loop rest
4939 in loop state.layout
4941 let doexact (pageno, n) =
4942 match getopaque pageno, getpage pageno with
4943 | Some opaque
, Some
l ->
4946 let under = getlink opaque
n in
4947 G.postRedisplay "link gotounder";
4953 | 0xff50 -> (* home *)
4954 Some
(findlink opaque LDfirst
), -1
4956 | 0xff57 -> (* end *)
4957 Some
(findlink opaque LDlast
), 1
4959 | 0xff51 -> (* left *)
4960 Some
(findlink opaque
(LDleft
n)), -1
4962 | 0xff53 -> (* right *)
4963 Some
(findlink opaque
(LDright
n)), 1
4965 | 0xff52 -> (* up *)
4966 Some
(findlink opaque
(LDup
n)), -1
4968 | 0xff54 -> (* down *)
4969 Some
(findlink opaque
(LDdown
n)), 1
4974 begin match findpwl
l.pageno dir with
4978 state.mode <- LinkNav
(Ltgendir
dir);
4979 let y, h = getpageyh pageno in
4982 then y + h - conf.winh
4987 begin match getopaque pageno, getpage pageno with
4988 | Some opaque
, Some
_ ->
4990 let ld = if dir > 0 then LDfirst
else LDlast
in
4993 begin match link with
4995 showlinktype (getlink opaque
m);
4996 state.mode <- LinkNav
(Ltexact
(pageno, m));
4997 G.postRedisplay "linknav jpage";
5004 begin match opt with
5005 | Some Lnotfound
-> pwl l dir;
5006 | Some
(Lfound
m) ->
5010 let _, y0, _, y1 = getlinkrect opaque
m in
5012 then gotopage1 l.pageno y0
5014 let d = fstate.fontsize
+ 1 in
5015 if y1 - l.pagey > l.pagevh - d
5016 then gotopage1 l.pageno (y1 - conf.winh
- state.hscrollh + d)
5017 else G.postRedisplay "linknav";
5019 showlinktype (getlink opaque
m);
5020 state.mode <- LinkNav
(Ltexact
(l.pageno, m));
5023 | None
-> viewkeyboard key mask
5025 | _ -> viewkeyboard key mask
5030 G.postRedisplay "leave linknav"
5034 | Ltgendir
_ -> viewkeyboard key mask
5035 | Ltexact exact
-> doexact exact
5038 let keyboard key mask
=
5039 if (key = 103 && Wsi.withctrl mask
) && not
(istextentry state.mode)
5040 then wcmd "interrupt"
5041 else state.uioh <- state.uioh#
key key mask
5044 let birdseyekeyboard key mask
5045 ((oconf
, leftx
, pageno, hooverpageno
, anchor) as beye
) =
5047 match conf.columns
with
5049 | Cmulti
((c, _, _), _) -> c
5050 | Csplit
_ -> failwith
"bird's eye split mode"
5053 | 108 when Wsi.withctrl mask
-> (* ctrl-l *)
5054 let y, h = getpageyh pageno in
5055 let top = (conf.winh
- h) / 2 in
5056 gotoy (max
0 (y - top))
5057 | 0xff0d -> leavebirdseye beye
false
5058 | 0xff1b -> leavebirdseye beye
true (* escape *)
5059 | 0xff52 -> upbirdseye incr beye
(* prior *)
5060 | 0xff54 -> downbirdseye incr beye
(* next *)
5061 | 0xff51 -> upbirdseye 1 beye
(* up *)
5062 | 0xff53 -> downbirdseye 1 beye
(* down *)
5065 begin match state.layout with
5069 state.mode <- Birdseye
(
5070 oconf
, leftx
, l.pageno, hooverpageno
, anchor
5072 gotopage1 l.pageno 0;
5075 let layout = layout (state.y-conf.winh
) conf.winh
in
5077 | [] -> gotoy (clamp (-conf.winh
))
5079 state.mode <- Birdseye
(
5080 oconf
, leftx
, l.pageno, hooverpageno
, anchor
5082 gotopage1 l.pageno 0
5085 | [] -> gotoy (clamp (-conf.winh
))
5089 begin match List.rev
state.layout with
5091 let layout = layout (state.y + conf.winh
) conf.winh
in
5092 begin match layout with
5094 let incr = l.pageh
- l.pagevh in
5099 oconf
, leftx
, state.pagecount
- 1, hooverpageno
, anchor
5101 G.postRedisplay "birdseye pagedown";
5103 else gotoy (clamp (incr + conf.interpagespace*2));
5107 Birdseye
(oconf
, leftx
, l.pageno, hooverpageno
, anchor);
5108 gotopage1 l.pageno 0;
5111 | [] -> gotoy (clamp conf.winh
)
5115 state.mode <- Birdseye
(oconf
, leftx
, 0, hooverpageno
, anchor);
5119 let pageno = state.pagecount
- 1 in
5120 state.mode <- Birdseye
(oconf
, leftx
, pageno, hooverpageno
, anchor);
5121 if not
(pagevisible state.layout pageno)
5124 match List.rev
state.pdims
with
5126 | (_, _, h, _) :: _ -> h
5128 gotoy (max
0 (getpagey pageno - (conf.winh
- h - conf.interpagespace)))
5129 else G.postRedisplay "birdseye end";
5130 | _ -> viewkeyboard key mask
5133 let drawpage l linkindexbase
=
5135 match state.mode with
5136 | Textentry
_ -> scalecolor 0.4
5138 | View
-> scalecolor 1.0
5139 | Birdseye
(_, _, pageno, hooverpageno
, _) ->
5140 if l.pageno = hooverpageno
5143 if l.pageno = pageno
5149 begin match getopaque l.pageno with
5151 if tileready l l.pagex l.pagey
5153 let x = l.pagedispx - l.pagex
5154 and y = l.pagedispy - l.pagey in
5155 let hlmask = (if conf.hlinks
then 1 else 0)
5156 + (if state.glinks
&& not
(isbirdseye state.mode) then 2 else 0)
5158 postprocess opaque
hlmask x y linkindexbase
;
5165 let scrollindicator () =
5166 let sbw, ph
, sh = state.uioh#
scrollph in
5167 let sbh, pw, sw = state.uioh#scrollpw
in
5169 GlDraw.color (0.64, 0.64, 0.64);
5171 (float (conf.winw
- sbw), 0.)
5172 (float conf.winw
, float conf.winh
)
5175 (0., float (conf.winh
- sbh))
5176 (float (conf.winw
- state.scrollw
- 1), float conf.winh
)
5178 GlDraw.color (0.0, 0.0, 0.0);
5181 (float (conf.winw
- sbw), ph
)
5182 (float conf.winw
, ph
+. sh)
5185 (pw, float (conf.winh
- sbh))
5186 (pw +. sw, float conf.winh
)
5191 match state.mstate
with
5192 | Mnone
| Mscrolly
| Mscrollx
| Mpan
_ | Mzoom
_ | Mzoomrect
_ ->
5195 | Msel
((x0, y0), (x1, y1)) ->
5196 let rec loop = function
5198 if ((y0 >= l.pagedispy && y0 <= (l.pagedispy + l.pagevh))
5199 || ((y1 >= l.pagedispy && y1 <= (l.pagedispy + l.pagevh))))
5200 && ((x0 >= l.pagedispx && x0 <= (l.pagedispx + l.pagevw))
5201 || ((x1 >= l.pagedispx && x1 <= (l.pagedispx + l.pagevw))))
5203 match getopaque l.pageno with
5205 let x0, y0 = pagetranslatepoint l x0 y0 in
5206 let x1, y1 = pagetranslatepoint l x1 y1 in
5207 seltext opaque
(x0, y0, x1, y1);
5215 let showrects rects
=
5217 GlDraw.color (0.0, 0.0, 1.0) ~alpha
:0.5;
5218 GlDraw.polygon_mode `both `fill
;
5219 GlFunc.blend_func `src_alpha `one_minus_src_alpha
;
5221 (fun (pageno, c, (x0, y0, x1, y1, x2
, y2
, x3
, y3
)) ->
5223 if l.pageno = pageno
5225 let dx = float (l.pagedispx - l.pagex) in
5226 let dy = float (l.pagedispy - l.pagey) in
5227 GlDraw.color (0.0, 0.0, 1.0 /. float c) ~alpha
:0.5;
5228 GlDraw.begins `quads
;
5230 GlDraw.vertex2
(x0+.dx, y0+.dy);
5231 GlDraw.vertex2
(x1+.dx, y1+.dy);
5232 GlDraw.vertex2
(x2
+.dx, y2
+.dy);
5233 GlDraw.vertex2
(x3
+.dx, y3
+.dy);
5244 GlClear.color (scalecolor2 conf.bgcolor
);
5245 GlClear.clear
[`
color];
5246 let rec loop linkindexbase
= function
5248 let linkindexbase = linkindexbase + drawpage l linkindexbase in
5249 loop linkindexbase rest
5252 loop 0 state.layout;
5254 match state.mode with
5255 | LinkNav
(Ltexact
(pageno, linkno
)) ->
5256 begin match getopaque pageno with
5258 let x0, y0, x1, y1 = getlinkrect opaque linkno
in
5265 | None
-> state.rects
5272 begin match state.mstate
with
5273 | Mzoomrect
((x0, y0), (x1, y1)) ->
5275 GlDraw.color (0.3, 0.3, 0.3) ~alpha
:0.5;
5276 GlFunc.blend_func `src_alpha `one_minus_src_alpha
;
5277 GlDraw.rect (float x0, float y0)
5278 (float x1, float y1);
5287 let zoomrect x y x1 y1 =
5290 and y0 = min
y y1 in
5291 gotoy (state.y + y0);
5292 state.anchor <- getanchor ();
5293 let zoom = (float conf.winw
*. conf.zoom) /. float (x1 - x0) in
5295 if state.w < conf.winw
- state.scrollw
5296 then (conf.winw
- state.scrollw
- state.w) / 2
5299 state.x <- (state.x + margin) - x0;
5301 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
5302 state.mstate
<- Mnone
;
5306 let winw = conf.winw - state.scrollw
- 1 in
5307 let s = float x /. float winw in
5308 let destx = truncate
(float (state.w + winw) *. s) in
5309 state.x <- winw - destx;
5310 gotoy_and_clear_text state.y;
5311 state.mstate
<- Mscrollx
;
5315 let s = float y /. float conf.winh
in
5316 let desty = truncate
(float (state.maxy - conf.winh
) *. s) in
5317 gotoy_and_clear_text desty;
5318 state.mstate
<- Mscrolly
;
5321 let viewmouse button down
x y mask
=
5323 | n when (n == 4 || n == 5) && not down
->
5324 if Wsi.withctrl mask
5326 match state.mstate
with
5327 | Mzoom
(oldn
, i
) ->
5335 if conf.zoom +. 0.01 > 0.1 then 0.1 else 0.01
5337 if conf.zoom -. 0.1 < 0.1 then -0.01 else -0.1
5339 let zoom = conf.zoom -. incr in
5341 state.mstate
<- Mzoom
(n, 0);
5343 state.mstate
<- Mzoom
(n, i
+1);
5345 else state.mstate
<- Mzoom
(n, 0)
5347 | _ -> state.mstate
<- Mzoom
(n, 0)
5350 match state.autoscroll
with
5351 | Some step
-> setautoscrollspeed step
(n=4)
5355 then -conf.scrollstep
5356 else conf.scrollstep
5358 let incr = incr * 2 in
5359 let y = clamp incr in
5360 gotoy_and_clear_text y
5363 | 1 when Wsi.withctrl mask
->
5366 Wsi.setcursor
Wsi.CURSOR_CROSSHAIR
;
5367 state.mstate
<- Mpan
(x, y)
5370 state.mstate
<- Mnone
5375 Wsi.setcursor
Wsi.CURSOR_CYCLE
;
5377 state.mstate
<- Mzoomrect
(p, p)
5380 match state.mstate
with
5381 | Mzoomrect
((x0, y0), _) ->
5382 if abs
(x-x0) > 10 && abs
(y - y0) > 10
5383 then zoomrect x0 y0 x y
5385 state.mstate
<- Mnone
;
5386 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
5387 G.postRedisplay "kill accidental zoom rect";
5390 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
5391 state.mstate
<- Mnone
5394 | 1 when x > conf.winw - state.scrollw
->
5397 let _, position, sh = state.uioh#
scrollph in
5398 if y > truncate
position && y < truncate
(position +. sh)
5399 then state.mstate
<- Mscrolly
5402 state.mstate
<- Mnone
5404 | 1 when y > conf.winh
- state.hscrollh ->
5407 let _, position, sw = state.uioh#scrollpw
in
5408 if x > truncate
position && x < truncate
(position +. sw)
5409 then state.mstate
<- Mscrollx
5412 state.mstate
<- Mnone
5415 let dest = if down
then getunder x y else Unone
in
5416 begin match dest with
5420 | Uunexpected
_ | Ulaunch
_ | Unamed
_ ->
5423 | Unone
when down
->
5424 Wsi.setcursor
Wsi.CURSOR_CROSSHAIR
;
5425 state.mstate
<- Mpan
(x, y);
5427 | Unone
| Utext
_ ->
5430 if conf.angle
mod 360 = 0
5432 state.mstate
<- Msel
((x, y), (x, y));
5433 G.postRedisplay "mouse select";
5437 match state.mstate
with
5440 | Mzoom
_ | Mscrollx
| Mscrolly
->
5441 state.mstate
<- Mnone
5443 | Mzoomrect
((x0, y0), _) ->
5447 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
5448 state.mstate
<- Mnone
5450 | Msel
((_, y0), (_, y1)) ->
5451 let rec loop = function
5454 if (y0 >= l.pagedispy && y0 <= (l.pagedispy + l.pagevh))
5455 || ((y1 >= l.pagedispy
5456 && y1 <= (l.pagedispy + l.pagevh)))
5458 match getopaque l.pageno with
5460 copysel
conf.selcmd opaque
;
5461 G.postRedisplay "copysel"
5466 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
5467 state.mstate
<- Mnone
;
5474 let birdseyemouse button down
x y mask
5475 (conf, leftx
, _, hooverpageno
, anchor) =
5478 let rec loop = function
5481 if y > l.pagedispy && y < l.pagedispy + l.pagevh
5482 && x > l.pagedispx && x < l.pagedispx + l.pagevw
5484 leavebirdseye (conf, leftx
, l.pageno, hooverpageno
, anchor) false;
5490 | _ -> viewmouse button down
x y mask
5493 let mouse button down
x y mask
=
5494 state.uioh <- state.uioh#button button down
x y mask
;
5498 state.uioh <- state.uioh#
motion x y
5502 state.uioh <- state.uioh#
pmotion x y;
5508 method key key mask
=
5509 begin match state.mode with
5510 | Textentry
textentry -> textentrykeyboard key mask
textentry
5511 | Birdseye
birdseye -> birdseyekeyboard key mask
birdseye
5512 | View
-> viewkeyboard key mask
5513 | LinkNav
linknav -> linknavkeyboard key mask
linknav
5517 method button button bstate
x y mask
=
5518 begin match state.mode with
5520 | View
-> viewmouse button bstate
x y mask
5521 | Birdseye beye
-> birdseyemouse button bstate
x y mask beye
5527 begin match state.mode with
5529 | View
| Birdseye
_ | LinkNav
_ ->
5530 match state.mstate
with
5531 | Mzoom
_ | Mnone
-> ()
5536 state.mstate
<- Mpan
(x, y);
5538 then state.x <- state.x + dx;
5540 gotoy_and_clear_text y
5543 state.mstate
<- Msel
(a, (x, y));
5544 G.postRedisplay "motion select";
5547 let y = min
conf.winh
(max
0 y) in
5551 let x = min
conf.winw (max
0 x) in
5554 | Mzoomrect
(p0
, _) ->
5555 state.mstate
<- Mzoomrect
(p0
, (x, y));
5556 G.postRedisplay "motion zoomrect";
5560 method pmotion x y =
5561 begin match state.mode with
5562 | Birdseye
(conf, leftx
, pageno, hooverpageno
, anchor) ->
5563 let rec loop = function
5565 if hooverpageno
!= -1
5567 state.mode <- Birdseye
(conf, leftx
, pageno, -1, anchor);
5568 G.postRedisplay "pmotion birdseye no hoover";
5571 if y > l.pagedispy && y < l.pagedispy + l.pagevh
5572 && x > l.pagedispx && x < l.pagedispx + l.pagevw
5574 state.mode <- Birdseye
(conf, leftx
, pageno, l.pageno, anchor);
5575 G.postRedisplay "pmotion birdseye hoover";
5585 match state.mstate
with
5586 | Mnone
-> updateunder x y
5587 | Mpan
_ | Msel
_ | Mzoom
_ | Mscrolly
| Mscrollx
| Mzoomrect
_ ->
5592 method infochanged
_ = ()
5595 let maxy = state.maxy - (if conf.maxhfit
then conf.winh
else 0) in
5596 let p, h = scrollph state.y maxy in
5600 let winw = conf.winw - state.scrollw
- 1 in
5601 let fwinw = float winw in
5603 let sw = fwinw /. float state.w in
5604 let sw = fwinw *. sw in
5605 max
sw (float conf.scrollh
)
5608 let f = state.w+winw in
5609 let r = float (winw-state.x) /. float f in
5610 let p = fwinw *. r in
5614 if position +. sw > fwinw
5615 then fwinw -. position
5618 state.hscrollh, position, sw
5622 match state.mode with
5623 | LinkNav
_ -> "links"
5624 | Textentry
_ -> "textentry"
5625 | Birdseye
_ -> "birdseye"
5628 findkeyhash conf modename
5635 let fontpath = ref "";;
5638 Map.Make
(struct type t
= (int * int) let compare = compare end);;
5641 let l = String.length
s in
5642 let b = Buffer.create
l in
5648 try Sys.getenv
"HOME"
5651 ("Can not determine home directory location: " ^
5652 Printexc.to_string exn
);
5656 let modifier_of_string = function
5657 | "alt" -> Wsi.altmask
5658 | "shift" -> Wsi.shiftmask
5659 | "ctrl" | "control" -> Wsi.ctrlmask
5660 | "meta" -> Wsi.metamask
5665 let r = Str.regexp
"-" in
5667 let elems = Str.full_split
r s in
5670 let m1 = modifier_of_string s in
5672 then (Wsi.namekey
s, m)
5675 | Str.Delim
s when n land 1 = 0 -> g s
5677 | Str.Delim
_ -> (k
, m)
5679 let rec loop n k
m = function
5682 let k, m = f n k m x in
5688 let keys_of_string =
5689 let r = Str.regexp
"[ \t]" in
5691 let elems = Str.split
r s in
5692 List.map
key_of_string elems
5695 let copykeyhashes c =
5696 List.map
(fun (k, v) -> k, Hashtbl.copy
v) c.keyhashes
;
5699 let config_of c attrs
=
5703 | "scroll-bar-width" -> { c with scrollbw
= max
0 (int_of_string
v) }
5704 | "scroll-handle-height" -> { c with scrollh
= max
0 (int_of_string
v) }
5705 | "case-insensitive-search" -> { c with icase
= bool_of_string
v }
5706 | "preload" -> { c with preload = bool_of_string
v }
5707 | "page-bias" -> { c with pagebias
= int_of_string
v }
5708 | "scroll-step" -> { c with scrollstep
= max
1 (int_of_string
v) }
5709 | "auto-scroll-step" ->
5710 { c with autoscrollstep
= max
0 (int_of_string
v) }
5711 | "max-height-fit" -> { c with maxhfit
= bool_of_string
v }
5712 | "crop-hack" -> { c with crophack
= bool_of_string
v }
5715 match String.lowercase
v with
5716 | "true" -> Some infinity
5718 | f -> Some
(float_of_string
f)
5720 { c with maxwait
= mw}
5721 | "highlight-links" -> { c with hlinks
= bool_of_string
v }
5722 | "under-cursor-info" -> { c with underinfo
= bool_of_string
v }
5723 | "vertical-margin" ->
5724 { c with interpagespace = max
0 (int_of_string
v) }
5726 let zoom = float_of_string
v /. 100. in
5727 let zoom = max
zoom 0.0 in
5728 { c with zoom = zoom }
5729 | "presentation" -> { c with presentation = bool_of_string
v }
5730 | "rotation-angle" -> { c with angle
= int_of_string
v }
5731 | "width" -> { c with winw = max
20 (int_of_string
v) }
5732 | "height" -> { c with winh
= max
20 (int_of_string
v) }
5733 | "persistent-bookmarks" -> { c with savebmarks
= bool_of_string
v }
5734 | "proportional-display" -> { c with proportional
= bool_of_string
v }
5735 | "pixmap-cache-size" ->
5736 { c with memlimit
= max
2 (int_of_string_with_suffix v) }
5737 | "tex-count" -> { c with texcount
= max
1 (int_of_string
v) }
5738 | "slice-height" -> { c with sliceheight
= max
2 (int_of_string
v) }
5739 | "thumbnail-width" -> { c with thumbw
= max
2 (int_of_string
v) }
5740 | "persistent-location" -> { c with jumpback
= bool_of_string
v }
5741 | "background-color" -> { c with bgcolor
= color_of_string v }
5742 | "scrollbar-in-presentation" ->
5743 { c with scrollbarinpm
= bool_of_string
v }
5744 | "tile-width" -> { c with tilew
= max
2 (int_of_string
v) }
5745 | "tile-height" -> { c with tileh
= max
2 (int_of_string
v) }
5746 | "mupdf-store-size" ->
5747 { c with mustoresize
= max
1024 (int_of_string_with_suffix v) }
5748 | "checkers" -> { c with checkers
= bool_of_string
v }
5749 | "aalevel" -> { c with aalevel
= max
0 (int_of_string
v) }
5750 | "trim-margins" -> { c with trimmargins
= bool_of_string
v }
5751 | "trim-fuzz" -> { c with trimfuzz
= irect_of_string v }
5752 | "uri-launcher" -> { c with urilauncher
= unent v }
5753 | "path-launcher" -> { c with pathlauncher
= unent v }
5754 | "color-space" -> { c with colorspace
= colorspace_of_string v }
5755 | "invert-colors" -> { c with invert
= bool_of_string
v }
5756 | "brightness" -> { c with colorscale
= float_of_string
v }
5757 | "redirectstderr" -> { c with redirectstderr = bool_of_string
v }
5759 { c with ghyllscroll
= Some
(ghyllscroll_of_string v) }
5761 let (n, _, _) as nab
= multicolumns_of_string v in
5763 then { c with columns
= Csplit
(-n, [||]) }
5764 else { c with columns
= Cmulti
(nab
, [||]) }
5765 | "birds-eye-columns" ->
5766 { c with beyecolumns
= Some
(max
(int_of_string
v) 2) }
5767 | "selection-command" -> { c with selcmd
= unent v }
5768 | "update-cursor" -> { c with updatecurs
= bool_of_string
v }
5771 prerr_endline
("Error processing attribute (`" ^
5772 k ^
"'=`" ^
v ^
"'): " ^
Printexc.to_string exn
);
5775 let rec fold c = function
5778 let c = apply c k v in
5781 fold { c with keyhashes
= copykeyhashes c } attrs
;
5784 let fromstring f pos
n v d =
5787 dolog "Error processing attribute (%S=%S) at %d\n%s"
5788 n v pos
(Printexc.to_string exn
)
5793 let bookmark_of attrs
=
5794 let rec fold title page
rely = function
5795 | ("title", v) :: rest
-> fold v page
rely rest
5796 | ("page", v) :: rest
-> fold title v rely rest
5797 | ("rely", v) :: rest
-> fold title page
v rest
5798 | _ :: rest
-> fold title page
rely rest
5799 | [] -> title, page
, rely
5801 fold "invalid" "0" "0" attrs
5805 let rec fold path page
rely pan
= function
5806 | ("path", v) :: rest
-> fold v page
rely pan rest
5807 | ("page", v) :: rest
-> fold path v rely pan rest
5808 | ("rely", v) :: rest
-> fold path page
v pan rest
5809 | ("pan", v) :: rest
-> fold path page
rely v rest
5810 | _ :: rest
-> fold path page
rely pan rest
5811 | [] -> path, page
, rely, pan
5813 fold "" "0" "0" "0" attrs
5817 let rec fold rs ls
= function
5818 | ("out", v) :: rest
-> fold v ls rest
5819 | ("in", v) :: rest
-> fold rs
v rest
5820 | _ :: rest
-> fold ls rs rest
5826 let setconf dst
src =
5827 dst
.scrollbw
<- src.scrollbw
;
5828 dst
.scrollh
<- src.scrollh
;
5829 dst
.icase
<- src.icase
;
5830 dst
.preload <- src.preload;
5831 dst
.pagebias
<- src.pagebias
;
5832 dst
.verbose
<- src.verbose
;
5833 dst
.scrollstep
<- src.scrollstep
;
5834 dst
.maxhfit
<- src.maxhfit
;
5835 dst
.crophack
<- src.crophack
;
5836 dst
.autoscrollstep
<- src.autoscrollstep
;
5837 dst
.maxwait
<- src.maxwait
;
5838 dst
.hlinks
<- src.hlinks
;
5839 dst
.underinfo
<- src.underinfo
;
5840 dst
.interpagespace <- src.interpagespace;
5841 dst
.zoom <- src.zoom;
5842 dst
.presentation <- src.presentation;
5843 dst
.angle
<- src.angle
;
5844 dst
.winw <- src.winw;
5845 dst
.winh
<- src.winh
;
5846 dst
.savebmarks
<- src.savebmarks
;
5847 dst
.memlimit
<- src.memlimit
;
5848 dst
.proportional
<- src.proportional
;
5849 dst
.texcount
<- src.texcount
;
5850 dst
.sliceheight
<- src.sliceheight
;
5851 dst
.thumbw
<- src.thumbw
;
5852 dst
.jumpback
<- src.jumpback
;
5853 dst
.bgcolor
<- src.bgcolor
;
5854 dst
.scrollbarinpm
<- src.scrollbarinpm
;
5855 dst
.tilew
<- src.tilew
;
5856 dst
.tileh
<- src.tileh
;
5857 dst
.mustoresize
<- src.mustoresize
;
5858 dst
.checkers
<- src.checkers
;
5859 dst
.aalevel
<- src.aalevel
;
5860 dst
.trimmargins
<- src.trimmargins
;
5861 dst
.trimfuzz
<- src.trimfuzz
;
5862 dst
.urilauncher
<- src.urilauncher
;
5863 dst
.colorspace
<- src.colorspace
;
5864 dst
.invert
<- src.invert
;
5865 dst
.colorscale
<- src.colorscale
;
5866 dst
.redirectstderr <- src.redirectstderr;
5867 dst
.ghyllscroll
<- src.ghyllscroll
;
5868 dst
.columns
<- src.columns
;
5869 dst
.beyecolumns
<- src.beyecolumns
;
5870 dst
.selcmd
<- src.selcmd
;
5871 dst
.updatecurs
<- src.updatecurs
;
5872 dst
.pathlauncher
<- src.pathlauncher
;
5873 dst
.keyhashes
<- copykeyhashes src;
5877 let h = Hashtbl.create
10 in
5878 let dc = { defconf with angle
= defconf.angle
} in
5879 let rec toplevel v t spos
_ =
5881 | Vdata
| Vcdata
| Vend
-> v
5882 | Vopen
("llppconfig", _, closed
) ->
5885 else { v with f = llppconfig
}
5887 error
"unexpected subelement at top level" s spos
5888 | Vclose
_ -> error
"unexpected close at top level" s spos
5890 and llppconfig
v t spos
_ =
5892 | Vdata
| Vcdata
-> v
5893 | Vend
-> error
"unexpected end of input in llppconfig" s spos
5894 | Vopen
("defaults", attrs
, closed
) ->
5895 let c = config_of dc attrs
in
5899 else { v with f = defaults
}
5901 | Vopen
("ui-font", attrs
, closed
) ->
5902 let rec getsize size
= function
5904 | ("size", v) :: rest
->
5906 fromstring int_of_string spos
"size" v fstate.fontsize
in
5908 | l -> getsize size l
5910 fstate.fontsize
<- getsize fstate.fontsize attrs
;
5913 else { v with f = uifont
(Buffer.create
10) }
5915 | Vopen
("doc", attrs
, closed
) ->
5916 let pathent, spage
, srely
, span
= doc_of attrs
in
5917 let path = unent pathent
5918 and pageno = fromstring int_of_string spos
"page" spage
0
5919 and rely = fromstring float_of_string spos
"rely" srely
0.0
5920 and pan
= fromstring int_of_string spos
"pan" span
0 in
5921 let c = config_of dc attrs
in
5922 let anchor = (pageno, rely) in
5924 then (Hashtbl.add
h path (c, [], pan
, anchor); v)
5925 else { v with f = doc
path pan
anchor c [] }
5928 error
"unexpected subelement in llppconfig" s spos
5930 | Vclose
"llppconfig" -> { v with f = toplevel }
5931 | Vclose
_ -> error
"unexpected close in llppconfig" s spos
5933 and defaults
v t spos
_ =
5935 | Vdata
| Vcdata
-> v
5936 | Vend
-> error
"unexpected end of input in defaults" s spos
5937 | Vopen
("keymap", attrs
, closed
) ->
5939 try List.assoc
"mode" attrs
5940 with Not_found
-> "global" in
5945 let h = findkeyhash dc modename in
5946 KeyMap.iter
(Hashtbl.replace
h) keymap
;
5949 { v with f = pkeymap
ret KeyMap.empty }
5951 | Vopen
(_, _, _) ->
5952 error
"unexpected subelement in defaults" s spos
5954 | Vclose
"defaults" ->
5955 { v with f = llppconfig
}
5957 | Vclose
_ -> error
"unexpected close in defaults" s spos
5959 and uifont
b v t spos
epos =
5962 Buffer.add_substring
b s spos
(epos - spos
);
5964 | Vopen
(_, _, _) ->
5965 error
"unexpected subelement in ui-font" s spos
5966 | Vclose
"ui-font" ->
5967 if String.length
!fontpath = 0
5968 then fontpath := Buffer.contents
b;
5969 { v with f = llppconfig
}
5970 | Vclose
_ -> error
"unexpected close in ui-font" s spos
5971 | Vend
-> error
"unexpected end of input in ui-font" s spos
5973 and doc
path pan
anchor c bookmarks
v t spos
_ =
5975 | Vdata
| Vcdata
-> v
5976 | Vend
-> error
"unexpected end of input in doc" s spos
5977 | Vopen
("bookmarks", _, closed
) ->
5980 else { v with f = pbookmarks
path pan
anchor c bookmarks
}
5982 | Vopen
("keymap", attrs
, closed
) ->
5984 try List.assoc
"mode" attrs
5985 with Not_found
-> "global"
5991 let h = findkeyhash c modename in
5992 KeyMap.iter
(Hashtbl.replace
h) keymap
;
5993 doc
path pan
anchor c bookmarks
5995 { v with f = pkeymap
ret KeyMap.empty }
5997 | Vopen
(_, _, _) ->
5998 error
"unexpected subelement in doc" s spos
6001 Hashtbl.add
h path (c, List.rev bookmarks
, pan
, anchor);
6002 { v with f = llppconfig
}
6004 | Vclose
_ -> error
"unexpected close in doc" s spos
6006 and pkeymap
ret keymap
v t spos
_ =
6008 | Vdata
| Vcdata
-> v
6009 | Vend
-> error
"unexpected end of input in keymap" s spos
6010 | Vopen
("map", attrs
, closed
) ->
6011 let r, l = map_of attrs
in
6012 let kss = fromstring keys_of_string spos
"in" r [] in
6013 let lss = fromstring keys_of_string spos
"out" l [] in
6017 | ks
:: [] -> KeyMap.add ks
(KMinsrl
lss) keymap
6018 | ks
:: rest
-> KeyMap.add ks
(KMmulti
(rest
, lss)) keymap
6021 then { v with f = pkeymap
ret keymap }
6024 { v with f = skip
"map" f }
6027 error
"unexpected subelement in keymap" s spos
6029 | Vclose
"keymap" ->
6030 { v with f = ret keymap }
6032 | Vclose
_ -> error
"unexpected close in keymap" s spos
6034 and pbookmarks
path pan
anchor c bookmarks
v t spos
_ =
6036 | Vdata
| Vcdata
-> v
6037 | Vend
-> error
"unexpected end of input in bookmarks" s spos
6038 | Vopen
("item", attrs
, closed
) ->
6039 let titleent, spage
, srely
= bookmark_of attrs
in
6040 let page = fromstring int_of_string spos
"page" spage
0
6041 and rely = fromstring float_of_string spos
"rely" srely
0.0 in
6042 let bookmarks = (unent titleent, 0, (page, rely)) :: bookmarks in
6044 then { v with f = pbookmarks
path pan
anchor c bookmarks }
6047 { v with f = skip
"item" f }
6050 error
"unexpected subelement in bookmarks" s spos
6052 | Vclose
"bookmarks" ->
6053 { v with f = doc
path pan
anchor c bookmarks }
6055 | Vclose
_ -> error
"unexpected close in bookmarks" s spos
6057 and skip tag
f v t spos
_ =
6059 | Vdata
| Vcdata
-> v
6061 error
("unexpected end of input in skipped " ^ tag
) s spos
6062 | Vopen
(tag'
, _, closed
) ->
6066 let f'
() = { v with f = skip tag
f } in
6067 { v with f = skip tag'
f'
}
6071 else error
("unexpected close in skipped " ^ tag
) s spos
6074 parse
{ f = toplevel; accu = () } s;
6080 let len = in_channel_length ic
in
6081 let s = String.create
len in
6082 really_input ic
s 0 len;
6085 | Parse_error
(msg
, s, pos
) ->
6086 let subs = subs s pos
in
6087 let s = Printf.sprintf
"%s: at %d [..%s..]" msg pos
subs in
6088 failwith
("parse error: " ^
s)
6091 failwith
("config load error: " ^
Printexc.to_string exn
)
6097 let dir = Filename.concat
home ".config" in
6098 if Sys.is_directory
dir then dir else home
6101 Filename.concat
dir "llpp.conf"
6104 let confpath = ref defconfpath;;
6107 if Sys.file_exists
!confpath
6110 (try Some
(open_in_bin
!confpath)
6113 ("Error opening configuation file `" ^
!confpath ^
"': " ^
6114 Printexc.to_string exn
);
6123 ("Error loading configuation from `" ^
!confpath ^
"': " ^
6124 Printexc.to_string exn
);
6130 f (Hashtbl.create
0, defconf)
6135 let pc, pb
, px, pa
=
6137 Hashtbl.find h (Filename.basename
state.path)
6138 with Not_found
-> dc, [], 0, (0, 0.0)
6142 state.bookmarks <- pb
;
6144 state.scrollw
<- conf.scrollbw
;
6146 then state.anchor <- pa
;
6147 cbput state.hists
.nav pa
;
6152 let add_attrs bb always
dc c =
6155 then Printf.bprintf bb
"\n %s='%b'" s a
6158 then Printf.bprintf bb
"\n %s='%d'" s a
6161 then Printf.bprintf bb
"\n %s='%s'" s (string_with_suffix_of_int a)
6164 then Printf.bprintf bb
"\n %s='%d'" s (truncate
(a*.100.))
6167 then Printf.bprintf bb
"\n %s='%f'" s a
6171 Printf.bprintf bb
"\n %s='%s'" s (color_to_string a)
6175 Printf.bprintf bb
"\n %s='%s'" s (colorspace_to_string a)
6179 Printf.bprintf bb
"\n %s='%s'" s (irect_to_string a)
6183 Printf.bprintf bb
"\n %s='%s'" s (enent
a 0 (String.length
a))
6189 | Some
(_N
, _A
, _B
) ->
6190 Printf.bprintf bb
"\n %s='%u,%u,%u'" s _N _A _B
6200 else string_of_float
f
6202 Printf.bprintf bb
"\n %s='%s'" s v
6207 | Cmulti
((n, a, b), _) when n > 1 ->
6208 Printf.bprintf bb
"\n %s='%d,%d,%d'" s n a b
6209 | Csplit
(n, _) when n > 1 ->
6210 Printf.bprintf bb
"\n %s='%d'" s ~
-n
6216 | Some
c when c > 1 -> Printf.bprintf bb
"\n %s='%d'" s c
6221 then dc.winw, dc.winh
6223 match state.fullscreen
with
6225 | None
-> c.winw, c.winh
6227 let zoom, presentation, interpagespace, maxwait
=
6229 then dc.zoom, dc.presentation, dc.interpagespace, dc.maxwait
6231 match state.mode with
6232 | Birdseye
(bc
, _, _, _, _) ->
6233 bc
.zoom, bc
.presentation, bc
.interpagespace, bc
.maxwait
6234 | _ -> c.zoom, c.presentation, c.interpagespace, c.maxwait
6236 oi
"width" w dc.winw;
6237 oi
"height" h dc.winh
;
6238 oi
"scroll-bar-width" c.scrollbw
dc.scrollbw
;
6239 oi
"scroll-handle-height" c.scrollh
dc.scrollh
;
6240 ob "case-insensitive-search" c.icase
dc.icase
;
6241 ob "preload" c.preload dc.preload;
6242 oi
"page-bias" c.pagebias
dc.pagebias
;
6243 oi
"scroll-step" c.scrollstep
dc.scrollstep
;
6244 oi
"auto-scroll-step" c.autoscrollstep
dc.autoscrollstep
;
6245 ob "max-height-fit" c.maxhfit
dc.maxhfit
;
6246 ob "crop-hack" c.crophack
dc.crophack
;
6247 oW
"throttle" maxwait
dc.maxwait
;
6248 ob "highlight-links" c.hlinks
dc.hlinks
;
6249 ob "under-cursor-info" c.underinfo
dc.underinfo
;
6250 oi
"vertical-margin" interpagespace dc.interpagespace;
6251 oz
"zoom" zoom dc.zoom;
6252 ob "presentation" presentation dc.presentation;
6253 oi
"rotation-angle" c.angle
dc.angle
;
6254 ob "persistent-bookmarks" c.savebmarks
dc.savebmarks
;
6255 ob "proportional-display" c.proportional
dc.proportional
;
6256 oI
"pixmap-cache-size" c.memlimit
dc.memlimit
;
6257 oi
"tex-count" c.texcount
dc.texcount
;
6258 oi
"slice-height" c.sliceheight
dc.sliceheight
;
6259 oi
"thumbnail-width" c.thumbw
dc.thumbw
;
6260 ob "persistent-location" c.jumpback
dc.jumpback
;
6261 oc
"background-color" c.bgcolor
dc.bgcolor
;
6262 ob "scrollbar-in-presentation" c.scrollbarinpm
dc.scrollbarinpm
;
6263 oi
"tile-width" c.tilew
dc.tilew
;
6264 oi
"tile-height" c.tileh
dc.tileh
;
6265 oI
"mupdf-store-size" c.mustoresize
dc.mustoresize
;
6266 ob "checkers" c.checkers
dc.checkers
;
6267 oi
"aalevel" c.aalevel
dc.aalevel
;
6268 ob "trim-margins" c.trimmargins
dc.trimmargins
;
6269 oR
"trim-fuzz" c.trimfuzz
dc.trimfuzz
;
6270 os
"uri-launcher" c.urilauncher
dc.urilauncher
;
6271 os
"path-launcher" c.pathlauncher
dc.pathlauncher
;
6272 oC
"color-space" c.colorspace
dc.colorspace
;
6273 ob "invert-colors" c.invert
dc.invert
;
6274 oF
"brightness" c.colorscale
dc.colorscale
;
6275 ob "redirectstderr" c.redirectstderr dc.redirectstderr;
6276 og
"ghyllscroll" c.ghyllscroll
dc.ghyllscroll
;
6277 oco
"columns" c.columns
dc.columns
;
6278 obeco
"birds-eye-columns" c.beyecolumns
dc.beyecolumns
;
6279 os
"selection-command" c.selcmd
dc.selcmd
;
6280 ob "update-cursor" c.updatecurs
dc.updatecurs
;
6283 let keymapsbuf always
dc c =
6284 let bb = Buffer.create
16 in
6285 let rec loop = function
6287 | (modename, h) :: rest
->
6288 let dh = findkeyhash dc modename in
6289 if always
|| h <> dh
6291 if Hashtbl.length
h > 0
6293 if Buffer.length
bb > 0
6294 then Buffer.add_char
bb '
\n'
;
6295 Printf.bprintf
bb "<keymap mode='%s'>\n" modename;
6296 Hashtbl.iter
(fun i
o ->
6297 let isdifferent = always
||
6299 let dO = Hashtbl.find dh i
in
6301 with Not_found
-> true
6306 if Wsi.withctrl
m then Buffer.add_string
bb "ctrl-";
6307 if Wsi.withalt
m then Buffer.add_string
bb "alt-";
6308 if Wsi.withshift
m then Buffer.add_string
bb "shift-";
6309 if Wsi.withmeta
m then Buffer.add_string
bb "meta-";
6310 Buffer.add_string
bb (Wsi.keyname
k);
6313 let rec loop = function
6315 | km
:: [] -> addkm km
6316 | km
:: rest
-> addkm km
; Buffer.add_char
bb ' '
; loop rest
6320 Buffer.add_string
bb "<map in='";
6324 Buffer.add_string
bb "' out='";
6326 Buffer.add_string
bb "'/>\n"
6329 Buffer.add_string
bb "' out='";
6331 Buffer.add_string
bb "'/>\n"
6333 | KMmulti
(ins, kms
) ->
6334 Buffer.add_char
bb ' '
;
6336 Buffer.add_string
bb "' out='";
6338 Buffer.add_string
bb "'/>\n"
6340 Buffer.add_string
bb "</keymap>";
6350 let uifontsize = fstate.fontsize
in
6351 let bb = Buffer.create
32768 in
6353 let dc = if conf.bedefault
then conf else dc in
6354 Buffer.add_string
bb "<llppconfig>\n";
6356 if String.length
!fontpath > 0
6358 Printf.bprintf
bb "<ui-font size='%d'><![CDATA[%s]]></ui-font>\n"
6364 Printf.bprintf
bb "<ui-font size='%d'/>\n" uifontsize
6367 Buffer.add_string
bb "<defaults ";
6368 add_attrs bb true dc dc;
6369 let kb = keymapsbuf true dc dc in
6370 if Buffer.length
kb > 0
6372 Buffer.add_string
bb ">\n";
6373 Buffer.add_buffer
bb kb;
6374 Buffer.add_string
bb "\n</defaults>\n";
6376 else Buffer.add_string
bb "/>\n";
6378 let adddoc path pan
anchor c bookmarks =
6379 if bookmarks == [] && c = dc && anchor = emptyanchor
6382 Printf.bprintf
bb "<doc path='%s'"
6383 (enent
path 0 (String.length
path));
6385 if anchor <> emptyanchor
6387 let n, y = anchor in
6388 Printf.bprintf
bb " page='%d'" n;
6391 Printf.bprintf
bb " rely='%f'" y
6396 then Printf.bprintf
bb " pan='%d'" pan
;
6398 add_attrs bb false dc c;
6399 let kb = keymapsbuf false dc c in
6401 begin match bookmarks with
6403 if Buffer.length
kb > 0
6405 Buffer.add_string
bb ">\n";
6406 Buffer.add_buffer
bb kb;
6407 Buffer.add_string
bb "</doc>\n";
6409 else Buffer.add_string
bb "/>\n"
6411 Buffer.add_string
bb ">\n<bookmarks>\n";
6412 List.iter
(fun (title, _level
, (page, rely)) ->
6414 "<item title='%s' page='%d'"
6415 (enent
title 0 (String.length
title))
6420 Printf.bprintf
bb " rely='%f'" rely
6422 Buffer.add_string
bb "/>\n";
6424 Buffer.add_string
bb "</bookmarks>";
6425 if Buffer.length
kb > 0
6427 Buffer.add_string
bb "\n";
6428 Buffer.add_buffer
bb kb;
6430 Buffer.add_string
bb "\n</doc>\n";
6436 match state.mode with
6437 | Birdseye
(c, pan, _, _, _) ->
6439 match conf.columns
with
6440 | Cmulti
((c, _, _), _) -> Some
c
6444 match c.columns
with
6445 | Cmulti
(c, _) -> Cmulti
(c, [||])
6446 | Csingle
-> Csingle
6447 | Csplit
_ -> failwith
"quit from bird's eye while split"
6449 pan, { c with beyecolumns = beyecolumns; columns
= columns
}
6450 | _ -> state.x, conf
6452 let basename = Filename.basename state.path in
6453 adddoc basename pan (getanchor ())
6456 match state.autoscroll
with
6458 | None
-> conf.autoscrollstep
}
6459 (if conf.savebmarks
then state.bookmarks else []);
6461 Hashtbl.iter
(fun path (c, bookmarks, x, y) ->
6463 then adddoc path x y c bookmarks
6465 Buffer.add_string
bb "</llppconfig>";
6468 if Buffer.length
bb > 0
6471 let tmp = !confpath ^
".tmp" in
6472 let oc = open_out_bin
tmp in
6473 Buffer.output_buffer
oc bb;
6475 Unix.rename
tmp !confpath;
6478 ("error while saving configuration: " ^
Printexc.to_string exn
)
6485 [("-p", Arg.String
(fun s -> state.password
<- s) ,
6486 "<password> Set password");
6488 ("-f", Arg.String
(fun s -> Config.fontpath := s),
6489 "<path> Set path to the user interface font");
6491 ("-c", Arg.String
(fun s -> Config.confpath := s),
6492 "<path> Set path to the configuration file");
6494 ("-v", Arg.Unit
(fun () ->
6496 "%s\nconfiguration path: %s\n"
6500 exit
0), " Print version and exit");
6503 (fun s -> state.path <- s)
6504 ("Usage: " ^
Sys.argv
.(0) ^
" [options] some.pdf\nOptions:")
6506 if String.length
state.path = 0
6507 then (prerr_endline
"file name missing"; exit
1);
6511 let globalkeyhash = findkeyhash conf "global" in
6512 let wsfd, winw, winh
= Wsi.init
(object
6514 if nogeomcmds state.geomcmds
6516 method display = display ()
6517 method reshape w h = reshape w h
6518 method mouse b d x y m = mouse b d x y m
6519 method motion x y = state.mpos
<- (x, y); motion x y
6520 method pmotion x y = state.mpos
<- (x, y); pmotion x y
6522 let mascm = m land (
6523 Wsi.altmask
+ Wsi.shiftmask
+ Wsi.ctrlmask
+ Wsi.metamask
6525 match state.keystate
with
6527 let km = k, mascm in
6530 try Hashtbl.find globalkeyhash km
6532 let modehash = state.uioh#
modehash in
6533 try Hashtbl.find modehash km
6534 with Not_found
-> KMinsrt
(k, m)
6536 | KMinsrt
(k, m) -> keyboard k m
6537 | KMinsrl
l -> List.iter
(fun (k, m) -> keyboard k m) l
6538 | KMmulti
(l, r) -> state.keystate
<- KSinto
(l, r)
6540 | KSinto
((k'
, m'
) :: [], insrt
) when k'
=k && m'
land mascm = m'
->
6541 List.iter
(fun (k, m) -> keyboard k m) insrt
;
6542 state.keystate
<- KSnone
6543 | KSinto
((k'
, m'
) :: keys
, insrt
) when k'
=k && m'
land mascm = m'
->
6544 state.keystate
<- KSinto
(keys
, insrt
)
6546 state.keystate
<- KSnone
6548 method enter
x y = state.mpos
<- (x, y); pmotion x y
6549 method leave = state.mpos
<- (-1, -1)
6550 method quit
= raise Quit
6551 end) conf.winw conf.winh
(platform = Posx
) in
6556 List.exists
GlMisc.check_extension
6557 [ "GL_ARB_texture_rectangle"
6558 ; "GL_EXT_texture_recangle"
6559 ; "GL_NV_texture_rectangle" ]
6561 then (prerr_endline
"OpenGL does not suppport rectangular textures"; exit
1);
6563 let cr, sw = Unix.pipe
()
6564 and sr
, cw = Unix.pipe
() in
6571 setcheckers conf.checkers
;
6575 conf.angle
, conf.proportional
, (conf.trimmargins
, conf.trimfuzz
),
6576 conf.texcount
, conf.sliceheight
, conf.mustoresize
, conf.colorspace
,
6581 state.text <- "Opening " ^
state.path;
6583 opendoc state.path state.password
;
6586 let rec loop deadline
=
6588 match state.errfd
with
6589 | None
-> [state.sr
; state.wsfd]
6590 | Some fd
-> [state.sr
; state.wsfd; fd
]
6594 state.redisplay
<- false;
6601 if deadline
= infinity
6603 else max
0.0 (deadline
-. now)
6608 try Unix.select
r [] [] timeout
6609 with Unix.Unix_error
(Unix.EINTR
, _, _) -> [], [], []
6615 if state.ghyll
== noghyll
6617 match state.autoscroll
with
6618 | Some step
when step
!= 0 ->
6619 let y = state.y + step
in
6623 else if y >= state.maxy then 0 else y
6626 if state.mode = View
6627 then state.text <- "";
6630 else deadline
+. 0.01
6635 let rec checkfds = function
6637 | fd
:: rest
when fd
= state.sr
->
6638 let cmd = readcmd state.sr
in
6642 | fd
:: rest
when fd
= state.wsfd ->
6647 let s = String.create
80 in
6648 let n = Unix.read fd
s 0 80 in
6649 if conf.redirectstderr
6651 Buffer.add_substring
state.errmsgs
s 0 n;
6652 state.newerrmsgs
<- true;
6653 state.redisplay
<- true;
6656 prerr_string
(String.sub
s 0 n);
6664 if deadline
= infinity
6668 match state.autoscroll
with
6669 | Some step
when step
!= 0 -> deadline1
6670 | _ -> if state.ghyll
== noghyll then infinity
else deadline1