6 | Ulinkgoto
of (int * int)
8 | Uunexpected
of string
11 | Uremote
of (string * int)
12 and facename
= string;;
14 let dolog fmt
= Printf.kprintf prerr_endline fmt
;;
15 let now = Unix.gettimeofday
;;
17 type params
= (angle
* proportional
* trimparams
18 * texcount
* sliceheight
* memsize
19 * colorspace
* fontpath
* trimcachepath
29 and proportional
= bool
30 and trimmargins
= bool
31 and interpagespace
= int
38 and trimcachepath
= string
41 and irect
= (int * int * int * int)
42 and trimparams
= (trimmargins
* irect
)
43 and colorspace
= | Rgb
| Bgr
| Gray
53 | LDfirstvisible
of (int * int * int)
68 | KMmulti
of key list
* key list
70 and keyhash
= (key
, keymap
) Hashtbl.t
73 | KSinto
of (key list
* key list
)
76 type platform
= | Punknown
| Plinux
| Posx
| Psun
| Pfreebsd
77 | Pdragonflybsd
| Popenbsd
| Pnetbsd
| Pcygwin
;;
79 type pipe
= (Unix.file_descr
* Unix.file_descr
);;
81 external init
: pipe
-> params
-> unit = "ml_init";;
82 external seltext
: string -> (int * int * int * int) -> unit = "ml_seltext";;
83 external copysel
: Unix.file_descr
-> opaque
-> unit = "ml_copysel";;
84 external getpdimrect
: int -> float array
= "ml_getpdimrect";;
85 external whatsunder
: string -> int -> int -> under
= "ml_whatsunder";;
86 external zoomforh
: int -> int -> int -> int -> float = "ml_zoom_for_height";;
87 external drawstr
: int -> int -> int -> string -> float = "ml_draw_string";;
88 external measurestr
: int -> string -> float = "ml_measure_string";;
89 external getmaxw
: unit -> float = "ml_getmaxw";;
90 external postprocess
:
91 opaque
-> int -> int -> int -> (int * string * int) -> int = "ml_postprocess";;
92 external pagebbox
: opaque
-> (int * int * int * int) = "ml_getpagebox";;
93 external platform
: unit -> platform
= "ml_platform";;
94 external setaalevel
: int -> unit = "ml_setaalevel";;
95 external realloctexts
: int -> bool = "ml_realloctexts";;
96 external cloexec
: Unix.file_descr
-> unit = "ml_cloexec";;
97 external findlink
: opaque
-> linkdir
-> link
= "ml_findlink";;
98 external getlink
: opaque
-> int -> under
= "ml_getlink";;
99 external getlinkrect
: opaque
-> int -> irect
= "ml_getlinkrect";;
100 external getlinkcount
: opaque
-> int = "ml_getlinkcount";;
101 external findpwl
: int -> int -> pagewithlinks
= "ml_find_page_with_links"
102 external popen
: string -> (Unix.file_descr
* int) list
-> unit = "ml_popen";;
103 external mbtoutf8
: string -> string = "ml_mbtoutf8";;
104 external getpbo
: width
-> height
-> colorspace
-> string = "ml_getpbo";;
105 external freepbo
: string -> unit = "ml_freepbo";;
106 external unmappbo
: string -> unit = "ml_unmappbo";;
107 external pbousable
: unit -> bool = "ml_pbo_usable";;
109 let platform_to_string = function
110 | Punknown
-> "unknown"
114 | Pfreebsd
-> "FreeBSD"
115 | Pdragonflybsd
-> "DragonflyBSD"
116 | Popenbsd
-> "OpenBSD"
117 | Pnetbsd
-> "NetBSD"
118 | Pcygwin
-> "Cygwin"
121 let platform = platform ();;
124 if platform = Pcygwin
126 let sh = "/bin/sh" in
127 let args = [|sh; "-c"; cmd
|] in
128 let rec std si so se
= function
130 | (fd
, 0) :: rest
-> std fd so se rest
131 | (fd
, -1) :: rest
->
132 Unix.set_close_on_exec fd
;
135 failwith
("unexpected fdn in cygwin popen " ^ string_of_int n
)
137 let si, so
, se
= std Unix.stdin
Unix.stdout
Unix.stderr fda
in
138 ignore
(Unix.create_process
sh args si so se
)
147 and tileparams
= (x
* y
* width
* height
* tilex
* tiley
)
150 external drawtile
: tileparams
-> opaque
-> unit = "ml_drawtile";;
152 type mpos
= int * int
154 | Msel
of (mpos
* mpos
)
156 | Mscrolly
| Mscrollx
157 | Mzoom
of (int * int)
158 | Mzoomrect
of (mpos
* mpos
)
162 type textentry
= string * string * onhist
option * onkey
* ondone
* cancelonempty
163 and onkey
= string -> int -> te
164 and ondone
= string -> unit
165 and histcancel
= unit -> unit
166 and onhist
= ((histcmd
-> string) * histcancel
)
167 and histcmd
= HCnext
| HCprev
| HCfirst
| HClast
168 and cancelonempty
= bool
173 | TEswitch
of textentry
184 let bound v minv maxv
=
185 max minv
(min maxv v
);
189 { store
= Array.create n v
196 let cbcap b
= Array.length b
.store
;;
201 b
.wc
<- (b
.wc
+ 1) mod cap;
203 b
.len
<- min
(b
.len
+ 1) cap;
206 let cbempty b
= b
.len
= 0;;
208 let cbgetg b circular dir
=
212 let rc = b
.rc + dir
in
224 else bound rc 0 (b
.len
-1)
230 let cbget b
= cbgetg b
false;;
231 let cbgetc b
= cbgetg b
true;;
233 let drawstring size x y s
=
235 Gl.enable `texture_2d
;
236 GlFunc.blend_func `src_alpha `one_minus_src_alpha
;
237 ignore
(drawstr size x y s
);
239 Gl.disable `texture_2d
;
242 let drawstring1 size x y s
=
246 let drawstring2 size x y fmt
=
247 Printf.kprintf
(drawstring size
(x
+1) (y
+size
+1)) fmt
266 dolog "l %d dim=%d {" l
.pageno l
.pagedimno
;
267 dolog " WxH %dx%d" l
.pagew l
.pageh
;
268 dolog " vWxH %dx%d" l
.pagevw l
.pagevh
;
269 dolog " pagex,y %d,%d" l
.pagex l
.pagey
;
270 dolog " dispx,y %d,%d" l
.pagedispx l
.pagedispy
;
271 dolog " column %d" l
.pagecol
;
275 let debugrect (x0
, y0
, x1
, y1
, x2
, y2
, x3
, y3
) =
277 dolog " x0,y0=(% f, % f)" x0 y0
;
278 dolog " x1,y1=(% f, % f)" x1 y1
;
279 dolog " x2,y2=(% f, % f)" x2 y2
;
280 dolog " x3,y3=(% f, % f)" x3 y3
;
284 type multicolumns
= multicol
* pagegeom
285 and singlecolumn
= pagegeom
286 and splitcolumns
= columncount
* pagegeom
287 and pagegeom
= ((pdimno
* x
* y
* (pageno
* width
* height
* leftx
)) array
)
288 and multicol
= columncount
* covercount
* covercount
290 and columncount
= int
291 and covercount
= int;;
294 { mutable scrollbw
: int
295 ; mutable scrollh
: int
296 ; mutable icase
: bool
297 ; mutable preload
: bool
298 ; mutable pagebias
: int
299 ; mutable verbose
: bool
300 ; mutable debug
: bool
301 ; mutable scrollstep
: int
302 ; mutable hscrollstep
: int
303 ; mutable maxhfit
: bool
304 ; mutable crophack
: bool
305 ; mutable autoscrollstep
: int
306 ; mutable maxwait
: float option
307 ; mutable hlinks
: bool
308 ; mutable underinfo
: bool
309 ; mutable interpagespace
: interpagespace
310 ; mutable zoom
: float
311 ; mutable presentation
: bool
312 ; mutable angle
: angle
315 ; mutable savebmarks
: bool
316 ; mutable proportional
: proportional
317 ; mutable trimmargins
: trimmargins
318 ; mutable trimfuzz
: irect
319 ; mutable memlimit
: memsize
320 ; mutable texcount
: texcount
321 ; mutable sliceheight
: sliceheight
322 ; mutable thumbw
: width
323 ; mutable jumpback
: bool
324 ; mutable bgcolor
: float * float * float
325 ; mutable bedefault
: bool
326 ; mutable scrollbarinpm
: bool
327 ; mutable tilew
: int
328 ; mutable tileh
: int
329 ; mutable mustoresize
: memsize
330 ; mutable checkers
: bool
331 ; mutable aalevel
: int
332 ; mutable urilauncher
: string
333 ; mutable pathlauncher
: string
334 ; mutable colorspace
: colorspace
335 ; mutable invert
: bool
336 ; mutable colorscale
: float
337 ; mutable redirectstderr
: bool
338 ; mutable ghyllscroll
: (int * int * int) option
339 ; mutable columns
: columns
340 ; mutable beyecolumns
: columncount
option
341 ; mutable selcmd
: string
342 ; mutable updatecurs
: bool
343 ; mutable keyhashes
: (string * keyhash
) list
344 ; mutable hfsize
: int
345 ; mutable pgscale
: float
346 ; mutable usepbo
: bool
347 ; mutable wheelbypage
: bool
350 | Csingle
of singlecolumn
351 | Cmulti
of multicolumns
352 | Csplit
of splitcolumns
355 type anchor
= pageno
* top
* dtop
;;
357 type outline
= string * int * anchor
;;
359 type rect
= float * float * float * float * float * float * float * float;;
361 type tile
= opaque
* pixmapsize
* elapsed
362 and elapsed
= float;;
363 type pagemapkey
= pageno
* gen
;;
364 type tilemapkey
= pageno
* gen
* colorspace
* angle
* width
* height
* col
* row
368 let emptyanchor = (0, 0.0, 0.0);;
370 type infochange
= | Memused
| Docinfo
| Pdim
;;
372 class type uioh
= object
373 method display
: unit
374 method key
: int -> int -> uioh
375 method button
: int -> bool -> int -> int -> int -> uioh
376 method motion
: int -> int -> uioh
377 method pmotion
: int -> int -> uioh
378 method infochanged
: infochange
-> unit
379 method scrollpw
: (int * float * float)
380 method scrollph
: (int * float * float)
381 method modehash
: keyhash
385 | Birdseye
of (conf
* leftx
* pageno
* pageno
* anchor
)
386 | Textentry
of (textentry
* onleave
)
388 | LinkNav
of linktarget
389 and onleave
= leavetextentrystatus
-> unit
390 and leavetextentrystatus
= | Cancel
| Confirm
391 and helpitem
= string * int * action
394 | Action
of (uioh
-> uioh
)
396 | Ltexact
of (pageno
* int)
400 let isbirdseye = function Birdseye _
-> true | _
-> false;;
401 let istextentry = function Textentry _
-> true | _
-> false;;
405 | Loading
of (page
* gen
)
407 page
* opaque
* colorspace
* angle
* gen
* col
* row
* width
* height
409 | Outlining
of outline list
412 let emptykeyhash = Hashtbl.create
0;;
413 let nouioh : uioh
= object (self
)
415 method key _ _
= self
416 method button _ _ _ _ _
= self
417 method motion _ _
= self
418 method pmotion _ _
= self
419 method infochanged _
= ()
420 method scrollpw
= (0, nan
, nan
)
421 method scrollph
= (0, nan
, nan
)
422 method modehash
= emptykeyhash
426 { mutable sr
: Unix.file_descr
427 ; mutable sw
: Unix.file_descr
428 ; mutable wsfd
: Unix.file_descr
429 ; mutable errfd
: Unix.file_descr
option
430 ; mutable stderr
: Unix.file_descr
431 ; mutable errmsgs
: Buffer.t
432 ; mutable newerrmsgs
: bool
436 ; mutable scrollw
: int
437 ; mutable hscrollh
: int
438 ; mutable anchor
: anchor
439 ; mutable ranchors
: (string * string * anchor
) list
441 ; mutable layout
: page list
442 ; pagemap
: (pagemapkey
, opaque
) Hashtbl.t
443 ; tilemap
: (tilemapkey
, tile
) Hashtbl.t
444 ; tilelru
: (tilemapkey
* opaque
* pixmapsize
) Queue.t
445 ; mutable pdims
: (pageno
* width
* height
* leftx
) list
446 ; mutable pagecount
: int
447 ; mutable currently
: currently
448 ; mutable mstate
: mstate
449 ; mutable searchpattern
: string
450 ; mutable rects
: (pageno
* recttype
* rect
) list
451 ; mutable rects1
: (pageno
* recttype
* rect
) list
452 ; mutable text
: string
453 ; mutable fullscreen
: (width
* height
) option
454 ; mutable mode
: mode
455 ; mutable uioh
: uioh
456 ; mutable outlines
: outline array
457 ; mutable bookmarks
: outline list
458 ; mutable path
: string
459 ; mutable password
: string
460 ; mutable nameddest
: string
461 ; mutable geomcmds
: (string * ((string * (unit -> unit)) list
))
462 ; mutable memused
: memsize
464 ; mutable throttle
: (page list
* int * float) option
465 ; mutable autoscroll
: int option
466 ; mutable ghyll
: (int option -> unit)
467 ; mutable help
: helpitem array
468 ; mutable docinfo
: (int * string) list
469 ; mutable texid
: GlTex.texture_id
option
471 ; mutable prevzoom
: float
472 ; mutable progress
: float
473 ; mutable redisplay
: bool
474 ; mutable mpos
: mpos
475 ; mutable keystate
: keystate
476 ; mutable glinks
: bool
477 ; mutable prevcolumns
: (columns
* float) option
478 ; mutable wthack
: bool
481 { pat
: string circbuf
482 ; pag
: string circbuf
483 ; nav
: anchor circbuf
484 ; sel
: string circbuf
506 ; presentation
= false
511 ; proportional
= true
512 ; trimmargins
= false
513 ; trimfuzz
= (0,0,0,0)
514 ; memlimit
= 32 lsl 20
519 ; bgcolor
= (0.5, 0.5, 0.5)
521 ; scrollbarinpm
= true
524 ; mustoresize
= 256 lsl 20
529 | Plinux
| Pfreebsd
| Pdragonflybsd
530 | Popenbsd
| Pnetbsd
| Psun
-> "xdg-open \"%s\""
531 | Posx
-> "open \"%s\""
532 | Pcygwin
-> "cygstart \"%s\""
533 | Punknown
-> "echo %s")
534 ; pathlauncher
= "lp \"%s\""
537 | Plinux
| Pfreebsd
| Pdragonflybsd
538 | Popenbsd
| Pnetbsd
| Psun
-> "xsel -i"
545 ; redirectstderr
= false
547 ; columns
= Csingle
[||]
553 ; wheelbypage
= false
555 let mk n
= (n
, Hashtbl.create
1) in
569 let findkeyhash c name
=
570 try List.assoc name c
.keyhashes
571 with Not_found
-> failwith
("invalid mode name `" ^ name ^
"'")
574 let conf = { defconf with angle
= defconf.angle
};;
576 let pgscale h
= truncate
(float h
*. conf.pgscale);;
579 { mutable fontsize
: int
580 ; mutable wwidth
: float
581 ; mutable maxrows
: int
593 fstate.fontsize
<- n
;
594 fstate.wwidth
<- measurestr
fstate.fontsize
"w";
595 fstate.maxrows
<- (conf.winh
- fstate.fontsize
- 1) / (fstate.fontsize
+ 1);
599 let colonpos = try String.index s '
:'
with Not_found
-> -1 in
600 let len = String.length s
in
601 if colonpos >= 0 && colonpos + 3 < len
603 if s
.[colonpos+1] = '
/'
&& s
.[colonpos+2] = '
/'
606 try String.rindex_from s
colonpos ' '
610 String.sub s
(schemestartpos+1) (colonpos-1-schemestartpos)
613 | "http" | "ftp" | "mailto" ->
615 try String.index_from s
colonpos ' '
616 with Not_found
-> len
618 String.sub s
(schemestartpos+1) (epos-1-schemestartpos)
626 if String.length
conf.urilauncher
= 0
627 then print_endline uri
629 let url = geturl uri
in
630 if String.length
url = 0
631 then print_endline uri
633 let re = Str.regexp
"%s" in
634 let command = Str.global_replace
re url conf.urilauncher
in
638 "failed to execute `%s': %s\n" command (Printexc.to_string exn
);
644 Printf.sprintf
"llpp version %s (%s/%dbit, ocaml %s)" Help.version
645 (platform_to_string platform) Sys.word_size
Sys.ocaml_version
649 let strings = version () :: "" :: Help.keys
in
652 let url = geturl s
in
653 if String.length
url > 0
654 then (s
, 0, Action
(fun u
-> gotouri url; u
))
655 else (s
, 0, Noaction
)
660 let firstgeomcmds = "", [];;
667 ; stderr
= Unix.stderr
668 ; errmsgs
= Buffer.create
0
675 ; anchor
= emptyanchor
679 ; tilelru
= Queue.create
()
680 ; pagemap
= Hashtbl.create
10
681 ; tilemap
= Hashtbl.create
10
697 ; geomcmds
= firstgeomcmds
699 { nav
= cbnew 10 emptyanchor
727 Printf.kprintf prerr_endline fmt
729 Printf.kprintf ignore fmt
733 if String.length
conf.pathlauncher
= 0
734 then print_endline
state.path
736 let re = Str.regexp
"%s" in
737 let command = Str.global_replace
re state.path
conf.pathlauncher
in
741 "failed to execute `%s': %s\n" command (Printexc.to_string exn
);
747 type 'a t
= | Res
of 'a
| Exn
of exn
;;
750 try Res
(Unix.pipe ())
756 with exn
-> f
(Printexc.to_string exn
)
760 try Res
(Unix.dup fd
)
765 try Res
(Unix.dup2 fd1 fd2
)
770 let redirectstderr () =
771 let clofail what errmsg
= dolog "failed to close %s: %s" what errmsg
in
772 if conf.redirectstderr
774 match Ne.pipe () with
776 dolog "failed to create stderr redirection pipes: %s"
777 (Printexc.to_string exn
)
780 begin match Ne.dup Unix.stderr
with
782 dolog "failed to dup stderr: %s" (Printexc.to_string exn
);
783 Ne.clo r
(clofail "pipe/r");
784 Ne.clo w
(clofail "pipe/w");
786 | Ne.Res dupstderr
->
787 begin match Ne.dup2 w
Unix.stderr
with
789 dolog "failed to dup2 to stderr: %s"
790 (Printexc.to_string exn
);
791 Ne.clo dupstderr
(clofail "stderr duplicate");
792 Ne.clo r
(clofail "redir pipe/r");
793 Ne.clo w
(clofail "redir pipe/w");
796 state.stderr
<- dupstderr
;
797 state.errfd
<- Some r
;
801 state.newerrmsgs
<- false;
802 begin match state.errfd
with
804 begin match Ne.dup2 state.stderr
Unix.stderr
with
806 dolog "failed to dup2 original stderr: %s"
807 (Printexc.to_string exn
)
809 Ne.clo fd
(clofail "dup of stderr");
810 Unix.dup2 state.stderr
Unix.stderr
;
815 prerr_string
(Buffer.contents
state.errmsgs
);
817 Buffer.clear
state.errmsgs
;
823 let postRedisplay who
=
825 then prerr_endline
("redisplay for " ^ who
);
826 state.redisplay
<- true;
830 let getopaque pageno
=
831 try Some
(Hashtbl.find
state.pagemap
(pageno
, state.gen
))
832 with Not_found
-> None
835 let putopaque pageno opaque
=
836 Hashtbl.replace
state.pagemap
(pageno
, state.gen
) opaque
839 let pagetranslatepoint l x y
=
840 let dy = y
- l
.pagedispy
in
841 let y = dy + l
.pagey
in
842 let dx = x
- l
.pagedispx
in
843 let x = dx + l
.pagex
in
850 begin match getopaque l
.pageno
with
852 let x0 = l
.pagedispx
in
853 let x1 = x0 + l
.pagevw
in
854 let y0 = l
.pagedispy
in
855 let y1 = y0 + l
.pagevh
in
856 if y >= y0 && y <= y1 && x >= x0 && x <= x1
858 let px, py
= pagetranslatepoint l
x y in
859 match whatsunder opaque
px py
with
872 state.text
<- Printf.sprintf
"%c%s" c s
;
873 G.postRedisplay "showtext";
876 let undertext = function
879 | Ulinkgoto
(pageno
, _
) -> Printf.sprintf
"%s: page %d" state.path
(pageno
+1)
880 | Utext s
-> "font: " ^ s
881 | Uunexpected s
-> "unexpected: " ^ s
882 | Ulaunch s
-> "launch: " ^ s
883 | Unamed s
-> "named: " ^ s
884 | Uremote
(filename
, pageno
) ->
885 Printf.sprintf
"%s: page %d" filename
(pageno
+1)
888 let updateunder x y =
889 match getunder x y with
890 | Unone
-> Wsi.setcursor
Wsi.CURSOR_INHERIT
892 if conf.underinfo
then showtext 'u'
("ri: " ^ uri
);
893 Wsi.setcursor
Wsi.CURSOR_INFO
894 | Ulinkgoto
(pageno
, _
) ->
896 then showtext 'p'
("age: " ^ string_of_int
(pageno
+1));
897 Wsi.setcursor
Wsi.CURSOR_INFO
899 if conf.underinfo
then showtext '
f'
("ont: " ^ s
);
900 Wsi.setcursor
Wsi.CURSOR_TEXT
902 if conf.underinfo
then showtext 'u'
("nexpected: " ^ s
);
903 Wsi.setcursor
Wsi.CURSOR_INHERIT
905 if conf.underinfo
then showtext 'l'
("aunch: " ^ s
);
906 Wsi.setcursor
Wsi.CURSOR_INHERIT
908 if conf.underinfo
then showtext 'n'
("amed: " ^ s
);
909 Wsi.setcursor
Wsi.CURSOR_INHERIT
910 | Uremote
(filename
, pageno
) ->
911 if conf.underinfo
then showtext 'r'
912 (Printf.sprintf
"emote: %s (%d)" filename
(pageno
+1));
913 Wsi.setcursor
Wsi.CURSOR_INFO
916 let showlinktype under
=
922 let s = undertext under
in
927 let b = Buffer.create
(String.length
s + 1) in
928 Buffer.add_string
b s;
933 let colorspace_of_string s =
934 match String.lowercase
s with
938 | _
-> failwith
"invalid colorspace"
941 let int_of_colorspace = function
947 let colorspace_of_int = function
951 | n
-> failwith
("invalid colorspace index " ^ string_of_int n
)
954 let colorspace_to_string = function
960 let intentry_with_suffix text key
=
962 if key
>= 32 && key
< 127
966 match Char.lowercase
c with
968 let text = addchar text c in
972 let text = addchar text c in
976 state.text <- Printf.sprintf
"invalid char (%d, `%c')" key
c;
980 let multicolumns_to_string (n
, a
, b) =
982 then Printf.sprintf
"%d" n
983 else Printf.sprintf
"%d,%d,%d" n a
b;
986 let multicolumns_of_string s =
988 (int_of_string
s, 0, 0)
990 Scanf.sscanf
s "%u,%u,%u" (fun n a
b ->
992 then failwith
"subtly broken"; (n
, a
, b)
998 let n = Unix.read fd
s 0 4 in
999 if n != 4 then failwith
"incomplete read(len)";
1001 lor (Char.code
s.[0] lsl 24)
1002 lor (Char.code
s.[1] lsl 16)
1003 lor (Char.code
s.[2] lsl 8)
1004 lor (Char.code
s.[3] lsl 0)
1006 let s = String.create
len in
1007 let n = Unix.read fd
s 0 len in
1008 if n != len then failwith
"incomplete read(data)";
1012 let btod b = if b then 1 else 0;;
1015 let b = Buffer.create
16 in
1016 Buffer.add_string
b "llll";
1019 let s = Buffer.contents
b in
1020 let n = String.length
s in
1022 (* dolog "wcmd %S" (String.sub s 4 len); *)
1023 s.[0] <- Char.chr
((len lsr 24) land 0xff);
1024 s.[1] <- Char.chr
((len lsr 16) land 0xff);
1025 s.[2] <- Char.chr
((len lsr 8) land 0xff);
1026 s.[3] <- Char.chr
(len land 0xff);
1027 let n'
= Unix.write
state.sw
s 0 n in
1028 if n'
!= n then failwith
"write failed";
1033 let d = conf.winh
- h
in
1034 max
conf.interpagespace
((d + 1) / 2)
1037 let rowyh (c, coverA
, coverB
) b n =
1038 if c = 1 || (n < coverA
|| n >= state.pagecount
- coverB
)
1040 let _, _, vy
, (_, _, h
, _) = b.(n) in
1043 let n'
= n - coverA
in
1046 let e = min
state.pagecount
(s + c) in
1047 let rec find m miny maxh
= if m
= e then miny
, maxh
else
1048 let _, _, y, (_, _, h
, _) = b.(m
) in
1049 let miny = min
miny y in
1050 let maxh = max
maxh h
in
1051 find (m
+1) miny maxh
1056 match conf.columns
with
1057 | Cmulti
((_, _, _) as cl
, b) ->
1058 if Array.length
b > 0
1060 let y, h
= rowyh cl
b (Array.length
b - 1) in
1061 y + h
+ (if conf.presentation
then calcips h
else 0)
1064 if Array.length
b > 0
1066 let (_, _, y, (_, _, h
, _)) = b.(Array.length
b - 1) in
1067 y + h
+ (if conf.presentation
then calcips h
else 0)
1070 if Array.length
b > 0
1072 let (_, _, y, (_, _, h
, _)) = b.(Array.length
b - 1) in
1077 let getpageyh pageno
=
1078 let pageno = bound pageno 0 (state.pagecount
-1) in
1079 match conf.columns
with
1081 if Array.length
b = 0
1084 let (_, _, y, (_, _, h
, _)) = b.(pageno) in
1086 if conf.presentation
1092 if Array.length
b = 0
1095 let y, h
= rowyh cl
b pageno in
1097 if conf.presentation
1103 if Array.length
b = 0
1107 let (_, _, y, (_, _, h
, _)) = b.(n) in
1111 let getpagedim pageno =
1114 | (n, _, _, _) as pdim
:: rest
->
1116 then (if n = pageno then pdim
else ppdim
)
1121 f (-1, -1, -1, -1) state.pdims
1124 let getpagey pageno = fst
(getpageyh pageno);;
1126 let nogeomcmds cmds
=
1128 | s, [] -> String.length
s = 0
1133 let ((c, coverA
, coverB
) as cl
), b =
1134 match conf.columns
with
1135 | Csingle
b -> (1, 0, 0), b
1136 | Cmulti
(c, b) -> c, b
1137 | Csplit
(_, b) -> (1, 0, 0), b
1139 let rec bsearch nmin nmax
=
1141 then bound nmin
0 (state.pagecount
-1)
1143 let n = (nmax
+ nmin
) / 2 in
1144 let vy, h
= rowyh cl
b n in
1146 if conf.presentation
1148 let ips = calcips h
in
1149 let y0 = vy - ips in
1150 let y1 = vy + h
+ ips in
1154 then 0, vy + h
+ conf.interpagespace
1156 let y0 = vy - conf.interpagespace
in
1157 y0, y0 + h
+ conf.interpagespace
1160 if y >= y0 && y < y1
1167 if n < state.pagecount
- coverB
1168 then ((n-coverA
)/c)*c + coverA
1175 then bsearch (n+1) nmax
1176 else bsearch nmin
(n-1)
1179 let r = bsearch 0 (state.pagecount
-1) in
1183 let layoutN ((columns
, coverA
, coverB
), b) y sh =
1184 let sh = sh - state.hscrollh
in
1185 let rec fold accu
n =
1186 if n = Array.length
b
1189 let pdimno, dx, vy, (_, w
, h
, xoff
) = b.(n) in
1192 || n = state.pagecount
- coverB
1193 || (n - coverA
) mod columns
= columns
- 1)
1199 let pagey = max
0 (y - vy) in
1200 let pagedispy = if pagey > 0 then 0 else vy - y in
1201 let pagedispx, pagex
=
1203 if n = coverA
- 1 || n = state.pagecount
- coverB
1204 then state.x + (conf.winw
- state.scrollw
- w
) / 2
1205 else dx + xoff
+ state.x
1212 let vw = conf.winw
- state.scrollw
- pagedispx in
1213 let pw = w
- pagex
in
1216 let pagevh = min
(h
- pagey) (sh - pagedispy) in
1217 if pagevw > 0 && pagevh > 0
1221 ; pagedimno
= pdimno
1228 ; pagedispx = pagedispx
1229 ; pagedispy = pagedispy
1241 List.rev
(fold [] (page_of_y y));
1244 let layoutS (columns
, b) y sh =
1245 let sh = sh - state.hscrollh
in
1246 let rec fold accu n =
1247 if n = Array.length
b
1250 let pdimno, px, vy, (_, pagew
, pageh
, xoff
) = b.(n) in
1257 let x = xoff
+ state.x in
1258 let pagey = max
0 (y - vy) in
1259 let pagedispy = if pagey > 0 then 0 else vy - y in
1260 let pagedispx, pagex
=
1274 let pagecolw = pagew
/columns
in
1276 if pagecolw < conf.winw
1277 then pagedispx + ((conf.winw
- state.scrollw
- pagecolw) / 2)
1281 let vw = conf.winw
- pagedispx - state.scrollw
in
1282 let pw = pagew
- pagex
in
1285 let pagevw = min
pagevw pagecolw in
1286 let pagevh = min
(pageh
- pagey) (sh - pagedispy) in
1287 if pagevw > 0 && pagevh > 0
1290 { pageno = n/columns
1291 ; pagedimno
= pdimno
1298 ; pagedispx = pagedispx
1299 ; pagedispy = pagedispy
1300 ; pagecol
= n mod columns
1311 List.rev
(fold [] 0)
1315 if nogeomcmds state.geomcmds
1317 match conf.columns
with
1318 | Csingle
b -> layoutN ((1, 0, 0), b) y sh
1319 | Cmulti
c -> layoutN c y sh
1320 | Csplit
s -> layoutS s y sh
1325 let y = state.y + incr
in
1327 let y = min
y (state.maxy
- (if conf.maxhfit
then conf.winh
else 0)) in
1332 let tilex = l
.pagex
mod conf.tilew
in
1333 let tiley = l
.pagey mod conf.tileh
in
1335 let col = l
.pagex
/ conf.tilew
in
1336 let row = l
.pagey / conf.tileh
in
1338 let rec rowloop row y0 dispy h
=
1342 let dh = conf.tileh
- y0 in
1343 let dh = min h
dh in
1344 let rec colloop col x0 dispx w
=
1348 let dw = conf.tilew
- x0 in
1349 let dw = min w
dw in
1351 f col row dispx dispy
x0 y0 dw dh;
1352 colloop (col+1) 0 (dispx
+dw) (w
-dw)
1355 colloop col tilex l
.pagedispx l
.pagevw;
1356 rowloop (row+1) 0 (dispy
+dh) (h
-dh)
1359 if l
.pagevw > 0 && l
.pagevh > 0
1360 then rowloop row tiley l
.pagedispy l
.pagevh;
1363 let gettileopaque l
col row =
1365 l
.pageno, state.gen
, conf.colorspace
, conf.angle
, l
.pagew
, l
.pageh
, col, row
1367 try Some
(Hashtbl.find state.tilemap
key)
1368 with Not_found
-> None
1371 let puttileopaque l
col row gen colorspace angle opaque size elapsed
=
1372 let key = l
.pageno, gen
, colorspace
, angle
, l
.pagew
, l
.pageh
, col, row in
1373 Hashtbl.add
state.tilemap
key (opaque
, size
, elapsed
)
1376 let drawtiles l color
=
1378 let f col row x y tilex tiley w h
=
1379 match gettileopaque l
col row with
1380 | Some
(opaque
, _, t
) ->
1381 let params = x, y, w
, h
, tilex, tiley in
1385 GlFunc.blend_func `zero `one_minus_src_color
;
1387 drawtile
params opaque
;
1389 then Gl.disable `blend
;
1392 let s = Printf.sprintf
1396 let w = measurestr
fstate.fontsize
s in
1397 GlMisc.push_attrib
[`current
];
1398 GlDraw.color
(0.0, 0.0, 0.0);
1400 (float (x-2), float (y-2))
1401 (float (x+2) +. w, float (y + fstate.fontsize
+ 2));
1402 GlDraw.color
(1.0, 1.0, 1.0);
1403 drawstring fstate.fontsize
x (y + fstate.fontsize
- 1) s;
1404 GlMisc.pop_attrib
();
1409 let lw = conf.winw
- state.scrollw
- x in
1412 let lh = conf.winh
- y in
1415 begin match state.texid
with
1417 Gl.enable `texture_2d
;
1418 GlTex.bind_texture `texture_2d id
;
1421 and x1 = float (x+w)
1422 and y1 = float (y+h
) in
1424 let tw = float w /. 16.0
1425 and th
= float h
/. 16.0 in
1426 let tx0 = float tilex /. 16.0
1427 and ty0
= float tiley /. 16.0 in
1429 and ty1
= ty0
+. th
in
1430 GlDraw.begins `quads
;
1431 GlTex.coord2
(tx0, ty0
); GlDraw.vertex2
(x0, y0);
1432 GlTex.coord2
(tx0, ty1
); GlDraw.vertex2
(x0, y1);
1433 GlTex.coord2
(tx1, ty1
); GlDraw.vertex2
(x1, y1);
1434 GlTex.coord2
(tx1, ty0
); GlDraw.vertex2
(x1, y0);
1437 Gl.disable `texture_2d
;
1439 GlDraw.color
(1.0, 1.0, 1.0);
1442 (float (x+w), float (y+h
));
1444 if w > 128 && h
> fstate.fontsize
+ 10
1446 GlDraw.color
(0.0, 0.0, 0.0);
1449 then (col*conf.tilew
, row*conf.tileh
)
1452 drawstring2 fstate.fontsize
x y "Loading %d [%d,%d]" l
.pageno c r;
1459 let pagevisible layout n = List.exists
(fun l
-> l
.pageno = n) layout;;
1461 let tilevisible1 l
x y =
1463 and ax1
= l
.pagex
+ l
.pagevw
1465 and ay1
= l
.pagey + l
.pagevh in
1469 let bx1 = min
(bx0 + conf.tilew
) l
.pagew
1470 and by1
= min
(by0
+ conf.tileh
) l
.pageh
in
1472 let rx0 = max
ax0 bx0
1473 and ry0
= max ay0 by0
1474 and rx1
= min ax1
bx1
1475 and ry1
= min ay1 by1
in
1477 let nonemptyintersection = rx1
> rx0 && ry1
> ry0
in
1478 nonemptyintersection
1481 let tilevisible layout n x y =
1482 let rec findpageinlayout m
= function
1483 | l
:: rest
when l
.pageno = n ->
1484 tilevisible1 l
x y || (
1485 match conf.columns
with
1486 | Csplit
(c, _) when c > m
-> findpageinlayout (m
+1) rest
1489 | _ :: rest
-> findpageinlayout 0 rest
1492 findpageinlayout 0 layout;
1495 let tileready l
x y =
1496 tilevisible1 l
x y &&
1497 gettileopaque l
(x/conf.tilew
) (y/conf.tileh
) != None
1500 let tilepage n p
layout =
1501 let rec loop = function
1505 let f col row _ _ _ _ _ _ =
1506 if state.currently
= Idle
1508 match gettileopaque l
col row with
1511 let x = col*conf.tilew
1512 and y = row*conf.tileh
in
1514 let w = l
.pagew
- x in
1518 let h = l
.pageh
- y in
1523 then getpbo
w h conf.colorspace
1526 wcmd "tile %s %d %d %d %d %s" p
x y w h pbo;
1529 l
, p
, conf.colorspace
, conf.angle
, state.gen
, col, row,
1530 conf.tilew
, conf.tileh
1539 if nogeomcmds state.geomcmds
1543 let preloadlayout y =
1544 let y = if y < conf.winh
then 0 else y - conf.winh
in
1545 let h = conf.winh
*3 in
1550 let rec loop pages
=
1551 if state.currently
!= Idle
1556 begin match getopaque l
.pageno with
1558 wcmd "page %d %d" l
.pageno l
.pagedimno
;
1559 state.currently
<- Loading
(l
, state.gen
);
1561 tilepage l
.pageno opaque pages
;
1566 if nogeomcmds state.geomcmds
1572 if conf.preload && state.currently
= Idle
1573 then load (preloadlayout state.y);
1576 let layoutready layout =
1577 let rec fold all ls
=
1578 all
&& match ls
with
1580 let seen = ref false in
1581 let allvisible = ref true in
1582 let foo col row _ _ _ _ _ _ =
1584 allvisible := !allvisible &&
1585 begin match gettileopaque l
col row with
1591 fold (!seen && !allvisible) rest
1594 let alltilesvisible = fold true layout in
1599 let y = bound y 0 state.maxy
in
1600 let y, layout, proceed
=
1601 match conf.maxwait
with
1602 | Some time
when state.ghyll
== noghyll ->
1603 begin match state.throttle
with
1605 let layout = layout y conf.winh
in
1606 let ready = layoutready layout in
1610 state.throttle
<- Some
(layout, y, now ());
1612 else G.postRedisplay "gotoy showall (None)";
1614 | Some
(_, _, started
) ->
1615 let dt = now () -. started
in
1618 state.throttle
<- None
;
1619 let layout = layout y conf.winh
in
1621 G.postRedisplay "maxwait";
1628 let layout = layout y conf.winh
in
1629 if true || layoutready layout
1630 then G.postRedisplay "gotoy ready";
1636 state.layout <- layout;
1637 begin match state.mode
with
1638 | LinkNav
(Ltexact
(pageno, linkno
)) ->
1639 let rec loop = function
1641 state.mode
<- LinkNav
(Ltgendir
0)
1642 | l
:: _ when l
.pageno = pageno ->
1643 begin match getopaque pageno with
1645 state.mode
<- LinkNav
(Ltgendir
0)
1647 let x0, y0, x1, y1 = getlinkrect opaque linkno
in
1648 if not
(x0 >= l
.pagex
&& x1 <= l
.pagex
+ l
.pagevw
1649 && y0 >= l
.pagey && y1 <= l
.pagey + l
.pagevh)
1650 then state.mode
<- LinkNav
(Ltgendir
0)
1652 | _ :: rest
-> loop rest
1657 begin match state.mode
with
1658 | Birdseye
(conf, leftx
, pageno, hooverpageno
, anchor
) ->
1659 if not
(pagevisible layout pageno)
1661 match state.layout with
1664 state.mode
<- Birdseye
(
1665 conf, leftx
, l
.pageno, hooverpageno
, anchor
1668 | LinkNav
(Ltgendir dir
as lt
) ->
1670 let rec loop = function
1673 match getopaque l
.pageno with
1679 then LDfirstvisible
(l
.pagex
, l
.pagey, dir
)
1681 if dir
> 0 then LDfirst
else LDlast
1687 | Lnotfound
-> loop rest
1689 showlinktype (getlink opaque
n);
1690 Ltexact
(l
.pageno, n)
1694 state.mode
<- LinkNav
linknav
1699 state.ghyll
<- noghyll;
1702 let mx, my
= state.mpos
in
1707 let conttiling pageno opaque
=
1708 tilepage pageno opaque
1709 (if conf.preload then preloadlayout state.y else state.layout)
1712 let gotoy_and_clear_text y =
1713 if not
conf.verbose
then state.text <- "";
1719 let coloff = l
.pagecol
* l
.pageh
in
1720 float (l
.pagey + coloff) /. float l
.pageh
1727 if conf.presentation
1728 then float l
.pagedispy /. float (calcips l
.pageh
)
1729 else float l
.pagedispy /. float conf.interpagespace
1731 (l
.pageno, top, dtop)
1735 match state.layout with
1736 | l
:: _ -> getanchor1 l
1738 let n = page_of_y state.y in
1739 let y, h = getpageyh n in
1740 let dy = y - state.y in
1742 if conf.presentation
1744 let ips = calcips h in
1745 float (dy + ips) /. float ips
1747 float dy /. float conf.interpagespace
1752 let getanchory (n, top, dtop) =
1753 let y, h = getpageyh n in
1754 if conf.presentation
1756 let ips = calcips h in
1757 y + truncate
(top*.float h -. dtop*.float ips) + ips;
1759 y + truncate
(top*.float h -. dtop*.float conf.interpagespace
)
1762 let gotoanchor anchor
=
1763 gotoy (getanchory anchor
);
1767 cbput state.hists
.nav
(getanchor ());
1771 let anchor = cbgetc state.hists
.nav dir
in
1776 let scroll f n a
b =
1777 (* http://devmaster.net/forums/topic/9796-ease-in-ease-out-algorithm/ *)
1779 let s x = 3.0*.x**2.0 -. 2.0*.x**3.0 in
1781 then s (float f /. float a
)
1784 then 1.0 -. s ((float (f-b) /. float (n-b)))
1791 http://integrals.wolfram.com/index.jsp?expr=3x%5E2-2x%5E3&random=false *)
1792 let iv x = -.((-.2.0 +. x)*.x**3.0)/.2.0 in
1794 let ins = float a
*. iv1
1795 and outs
= float (n-b) *. iv1 in
1797 ins +. outs
+. float ones
1799 let rec set (_N
, _A
, _B
) y sy
=
1800 let sum = summa
1.0 _N _A _B
in
1801 let dy = float (y - sy
) in
1805 then state.ghyll
<- noghyll
1808 let s = scroll n _N _A _B
in
1809 let y1 = y1 +. ((s *. dy) /. sum) in
1810 gotoy_and_clear_text (truncate
y1);
1811 state.ghyll
<- gf (n+1) y1;
1815 | Some
y'
-> set (_N
/2, 1, 1) y'
state.y
1817 gf 0 (float state.y)
1820 match conf.ghyllscroll
with
1822 gotoy_and_clear_text y
1824 if state.ghyll
== noghyll
1825 then set nab
y state.y
1826 else state.ghyll
(Some
y)
1829 let gotopage n top =
1830 let y, h = getpageyh n in
1831 let y = y + (truncate
(top *. float h)) in
1835 let gotopage1 n top =
1836 let y = getpagey n in
1841 let invalidate s f =
1846 match state.geomcmds
with
1847 | ps
, [] when String.length ps
= 0 ->
1849 state.geomcmds
<- s, [];
1852 state.geomcmds
<- ps
, [s, f];
1854 | ps
, (s'
, _) :: rest
when s'
= s ->
1855 state.geomcmds
<- ps
, ((s, f) :: rest
);
1858 state.geomcmds
<- ps
, ((s, f) :: cmds
);
1862 Hashtbl.iter
(fun _ opaque
->
1863 wcmd "freepage %s" opaque
;
1865 Hashtbl.clear
state.pagemap
;
1868 let opendoc path password nameddest
=
1870 state.password
<- password
;
1871 state.gen
<- state.gen
+ 1;
1872 state.docinfo
<- [];
1873 state.nameddest
<- nameddest
;
1876 setaalevel
conf.aalevel
;
1877 Wsi.settitle
("llpp " ^
(mbtoutf8
(Filename.basename path
)));
1878 wcmd "open %d %s\000%s\000%s\000" (btod state.wthack
) path password nameddest
;
1879 invalidate "reqlayout"
1881 wcmd "reqlayout %d %d" conf.angle
(btod conf.proportional
));
1885 state.anchor <- getanchor ();
1886 state.wthack
<- true;
1887 opendoc state.path
state.password
state.nameddest
;
1891 let c = c *. conf.colorscale
in
1895 let scalecolor2 (r, g
, b) =
1896 (r *. conf.colorscale
, g
*. conf.colorscale
, b *. conf.colorscale
);
1899 let docolumns = function
1901 let a = Array.make
state.pagecount
(-1, -1, -1, (-1, -1, -1, -1)) in
1902 let rec loop pageno pdimno pdim
y ph pdims
=
1903 if pageno = state.pagecount
1906 let pdimno, ((_, w, h, xoff
) as pdim
), pdims
=
1908 | ((pageno'
, _, _, _) as pdim
) :: rest
when pageno'
= pageno ->
1909 pdimno+1, pdim
, rest
1913 let x = max
0 (((conf.winw
- state.scrollw
- w) / 2) - xoff
) in
1915 (if conf.presentation
1916 then (if pageno = 0 then calcips h else calcips ph
+ calcips h)
1917 else (if pageno = 0 then 0 else conf.interpagespace
)
1920 a.(pageno) <- (pdimno, x, y, pdim
);
1921 loop (pageno+1) pdimno pdim
(y + h) h pdims
1923 loop 0 ~
-1 (-1,-1,-1,-1) 0 0 state.pdims
;
1924 conf.columns
<- Csingle
a;
1926 | Cmulti
((columns
, coverA
, coverB
), _) ->
1927 let a = Array.make
state.pagecount
(-1, -1, -1, (-1, -1, -1, -1)) in
1928 let rec loop pageno pdimno pdim
x y rowh pdims
=
1929 let rec fixrow m
= if m
= pageno then () else
1930 let (pdimno, x, y, ((_, _, h, _) as pdim
)) = a.(m
) in
1933 let y = y + (rowh
- h) / 2 in
1934 a.(m
) <- (pdimno, x, y, pdim
);
1938 if pageno = state.pagecount
1939 then fixrow (((pageno - 1) / columns
) * columns
)
1941 let pdimno, ((_, w, h, xoff
) as pdim
), pdims
=
1943 | ((pageno'
, _, _, _) as pdim
) :: rest
when pageno'
= pageno ->
1944 pdimno+1, pdim
, rest
1949 if pageno = coverA
- 1 || pageno = state.pagecount
- coverB
1951 let x = (conf.winw
- state.scrollw
- w) / 2 in
1953 if conf.presentation
then calcips h else conf.interpagespace
in
1954 x, y + ips + rowh
, h
1957 if (pageno - coverA
) mod columns
= 0
1959 let x = max
0 (conf.winw
- state.scrollw
- state.w) / 2 in
1961 if conf.presentation
1963 let ips = calcips h in
1964 y + (if pageno = 0 then 0 else calcips rowh
+ ips)
1966 y + (if pageno = 0 then 0 else conf.interpagespace
)
1970 else x, y, max rowh
h
1974 if pageno > 1 && (pageno - coverA
) mod columns
= 0
1977 if pageno = columns
&& conf.presentation
1979 let ips = calcips rowh
in
1980 for i
= 0 to pred columns
1982 let (pdimno, x, y, pdim
) = a.(i
) in
1983 a.(i
) <- (pdimno, x, y+ips, pdim
)
1989 fixrow (pageno - columns
);
1994 a.(pageno) <- (pdimno, x, y, pdim
);
1995 let x = x + w + xoff
*2 + conf.interpagespace
in
1996 loop (pageno+1) pdimno pdim
x y rowh' pdims
1998 loop 0 ~
-1 (-1,-1,-1,-1) 0 0 0 state.pdims
;
1999 conf.columns
<- Cmulti
((columns
, coverA
, coverB
), a);
2002 let a = Array.make
(state.pagecount
*c) (-1, -1, -1, (-1, -1, -1, -1)) in
2003 let rec loop pageno pdimno pdim
y pdims
=
2004 if pageno = state.pagecount
2007 let pdimno, ((_, w, h, _) as pdim
), pdims
=
2009 | ((pageno'
, _, _, _) as pdim
) :: rest
when pageno'
= pageno ->
2010 pdimno+1, pdim
, rest
2015 let rec loop1 n x y =
2016 if n = c then y else (
2017 a.(pageno*c + n) <- (pdimno, x, y, pdim
);
2018 loop1 (n+1) (x+cw) (y + h + conf.interpagespace
)
2021 let y = loop1 0 0 y in
2022 loop (pageno+1) pdimno pdim
y pdims
2024 loop 0 ~
-1 (-1,-1,-1,-1) 0 state.pdims
;
2025 conf.columns
<- Csplit
(c, a);
2029 docolumns conf.columns
;
2030 state.maxy
<- calcheight ();
2032 if state.w <= conf.winw
- state.scrollw
2036 match state.mode
with
2037 | Birdseye
(_, _, pageno, _, _) ->
2038 let y, h = getpageyh pageno in
2039 let top = (conf.winh
- h) / 2 in
2040 gotoy (max
0 (y - top))
2041 | _ -> gotoanchor state.anchor
2045 state.wthack
<- false;
2046 GlDraw.viewport
0 0 w h;
2047 let firsttime = state.geomcmds
== firstgeomcmds in
2048 if not
firsttime && nogeomcmds state.geomcmds
2049 then state.anchor <- getanchor ();
2052 let w = truncate
(float w *. conf.zoom
) - state.scrollw
in
2055 setfontsize fstate.fontsize
;
2056 GlMat.mode `modelview
;
2057 GlMat.load_identity
();
2059 GlMat.mode `projection
;
2060 GlMat.load_identity
();
2061 GlMat.rotate ~
x:1.0 ~angle
:180.0 ();
2062 GlMat.translate ~
x:~
-.1.0 ~
y:~
-.1.0 ();
2063 GlMat.scale3
(2.0 /. float conf.winw
, 2.0 /. float conf.winh
, 1.0);
2068 else float state.x /. float state.w
2070 invalidate "geometry"
2074 then state.x <- truncate
(relx *. float w);
2076 match conf.columns
with
2078 | Cmulti
((c, _, _), _) -> (w - (c-1)*conf.interpagespace
) / c
2079 | Csplit
(c, _) -> w * c
2081 wcmd "geometry %d %d" w h);
2085 let len = String.length
state.text in
2088 match state.mode
with
2091 let h, _, _ = state.uioh#scrollpw
in
2097 (x, float (conf.winh
- (fstate.fontsize
+ 4) - hscrollh))
2098 (x+.w, float (conf.winh
- hscrollh))
2101 let w = float (conf.winw
- state.scrollw
- 1) in
2102 if state.progress
>= 0.0 && state.progress
< 1.0
2104 GlDraw.color
(0.3, 0.3, 0.3);
2105 let w1 = w *. state.progress
in
2107 GlDraw.color
(0.0, 0.0, 0.0);
2111 GlDraw.color
(0.0, 0.0, 0.0);
2115 GlDraw.color
(1.0, 1.0, 1.0);
2116 drawstring fstate.fontsize
2117 (if len > 0 then 8 else 2) (conf.winh
- hscrollh - 5) s;
2120 match state.mode
with
2121 | Textentry
((prefix
, text, _, _, _, _), _) ->
2125 Printf.sprintf
"%s%s_ [%s]" prefix
text state.text
2127 Printf.sprintf
"%s%s_" prefix
text
2136 if not
(istextentry state.mode
)
2138 let s1 = "(press 'e' to review error messasges)" in
2139 if String.length
s > 0 then s ^
" " ^
s1 else s1
2144 if String.length
s > 0
2149 let len = Queue.length
state.tilelru
in
2151 match state.throttle
with
2154 then preloadlayout state.y
2156 | Some
(layout, _, _) ->
2160 if state.memused
<= conf.memlimit
2165 let (k
, p
, s) as lruitem
= Queue.pop
state.tilelru
in
2166 let n, gen
, colorspace
, angle
, pagew
, pageh
, col, row = k
in
2167 let (_, pw, ph
, _) = getpagedim n in
2170 && colorspace
= conf.colorspace
2171 && angle
= conf.angle
2175 let x = col*conf.tilew
2176 and y = row*conf.tileh
in
2177 tilevisible (Lazy.force_val
layout) n x y
2179 then Queue.push lruitem
state.tilelru
2182 wcmd "freetile %s" p
;
2183 state.memused
<- state.memused
- s;
2184 state.uioh#infochanged Memused
;
2185 Hashtbl.remove
state.tilemap k
;
2194 Queue.iter
(fun (k
, p
, s) ->
2195 wcmd "freetile %s" p
;
2196 state.memused
<- state.memused
- s;
2197 state.uioh#infochanged Memused
;
2198 Hashtbl.remove
state.tilemap k
;
2200 Queue.clear
state.tilelru
;
2204 let logcurrently = function
2205 | Idle
-> dolog "Idle"
2206 | Loading
(l
, gen
) ->
2207 dolog "Loading %d gen=%d curgen=%d" l
.pageno gen
state.gen
2208 | Tiling
(l
, pageopaque
, colorspace
, angle
, gen
, col, row, tilew
, tileh
) ->
2210 "Tiling %d[%d,%d] page=%s cs=%s angle"
2211 l
.pageno col row pageopaque
2212 (colorspace_to_string colorspace
)
2214 dolog "gen=(%d,%d) (%d,%d) tile=(%d,%d) (%d,%d)"
2215 angle gen
conf.angle
state.gen
2217 conf.tilew
conf.tileh
2224 (* dolog "%S" cmds; *)
2227 try String.index cmds ' '
2228 with Not_found
-> -1
2233 let l = String.length cmds
in
2234 let op = String.sub cmds
0 spacepos in
2236 if l - spacepos < 2 then ""
2237 else String.sub cmds
(spacepos+1) (l-spacepos-1)
2242 state.uioh#infochanged Pdim
;
2246 state.rects
<- state.rects1
;
2247 G.postRedisplay "clearrects";
2251 try Scanf.sscanf
args "%u" (fun n -> n)
2253 dolog "error processing 'continue' %S: %s"
2254 cmds
(Printexc.to_string exn
);
2257 state.pagecount
<- n;
2258 begin match state.currently
with
2260 state.currently
<- Idle
;
2261 state.outlines
<- Array.of_list
(List.rev
l)
2265 let cur, cmds
= state.geomcmds
in
2266 if String.length
cur = 0
2267 then failwith
"umpossible";
2269 begin match List.rev cmds
with
2271 state.geomcmds
<- "", [];
2275 state.geomcmds
<- s, List.rev rest
;
2277 if conf.maxwait
= None
2278 then G.postRedisplay "continue";
2288 then showtext ' '
args
2291 Buffer.add_string
state.errmsgs
args;
2292 state.newerrmsgs
<- true;
2293 G.postRedisplay "error message"
2296 let progress, text =
2298 Scanf.sscanf
args "%f %n"
2300 f, String.sub
args pos
(String.length
args - pos
))
2302 dolog "error processing 'progress' %S: %s"
2303 cmds
(Printexc.to_string exn
);
2307 state.progress <- progress;
2308 G.postRedisplay "progress"
2311 let pageno, c, x0, y0, x1, y1, x2
, y2
, x3
, y3
=
2313 Scanf.sscanf
args "%u %d %f %f %f %f %f %f %f %f"
2314 (fun p
c x0 y0 x1 y1 x2 y2 x3 y3
->
2315 (p
, c, x0, y0, x1, y1, x2
, y2
, x3
, y3
))
2317 dolog "error processing 'firstmatch' %S: %s"
2318 cmds
(Printexc.to_string exn
);
2321 let y = (getpagey pageno) + truncate
y0 in
2324 state.rects1
<- [pageno, c, (x0, y0, x1, y1, x2
, y2
, x3
, y3
)]
2327 let pageno, c, x0, y0, x1, y1, x2
, y2
, x3
, y3
=
2329 Scanf.sscanf
args "%u %d %f %f %f %f %f %f %f %f"
2330 (fun p
c x0 y0 x1 y1 x2 y2 x3 y3
->
2331 (p
, c, x0, y0, x1, y1, x2
, y2
, x3
, y3
))
2333 dolog "error processing 'match' %S: %s"
2334 cmds
(Printexc.to_string exn
);
2338 (pageno, c, (x0, y0, x1, y1, x2
, y2
, x3
, y3
)) :: state.rects1
2343 Scanf.sscanf
args "%s %f" (fun p t
-> p
, t
)
2345 dolog "error processing 'page' %S: %s"
2346 cmds
(Printexc.to_string exn
);
2349 begin match state.currently
with
2350 | Loading
(l, gen
) ->
2351 vlog "page %d took %f sec" l.pageno t
;
2352 Hashtbl.replace
state.pagemap
(l.pageno, gen
) pageopaque;
2353 begin match state.throttle
with
2355 let preloadedpages =
2357 then preloadlayout state.y
2362 Set.Make
(struct type t
= int let compare = (-) end) in
2364 List.fold_left
(fun s l -> IntSet.add
l.pageno s)
2365 IntSet.empty
preloadedpages
2368 Hashtbl.fold (fun ((pageno, _) as key) opaque
accu ->
2369 if not
(IntSet.mem
pageno set)
2371 wcmd "freepage %s" opaque
;
2377 List.iter
(Hashtbl.remove
state.pagemap
) evictedpages;
2380 state.currently
<- Idle
;
2383 tilepage l.pageno pageopaque state.layout;
2385 load preloadedpages;
2386 if pagevisible state.layout l.pageno
2387 && layoutready state.layout
2388 then G.postRedisplay "page";
2391 | Some
(layout, _, _) ->
2392 state.currently
<- Idle
;
2393 tilepage l.pageno pageopaque layout;
2398 dolog "Inconsistent loading state";
2399 logcurrently state.currently
;
2404 let (x, y, opaque
, size
, t
) =
2406 Scanf.sscanf
args "%u %u %s %u %f"
2407 (fun x y p size t
-> (x, y, p
, size
, t
))
2409 dolog "error processing 'tile' %S: %s"
2410 cmds
(Printexc.to_string exn
);
2413 begin match state.currently
with
2414 | Tiling
(l, pageopaque, cs
, angle
, gen
, col, row, tilew
, tileh
) ->
2415 vlog "tile %d [%d,%d] took %f sec" l.pageno col row t
;
2418 if tilew
!= conf.tilew
|| tileh
!= conf.tileh
2420 wcmd "freetile %s" opaque
;
2421 state.currently
<- Idle
;
2425 puttileopaque l col row gen cs angle opaque size t
;
2426 state.memused
<- state.memused
+ size
;
2427 state.uioh#infochanged Memused
;
2429 Queue.push
((l.pageno, gen
, cs
, angle
, l.pagew
, l.pageh
, col, row),
2430 opaque
, size
) state.tilelru
;
2433 match state.throttle
with
2434 | None
-> state.layout
2435 | Some
(layout, _, _) -> layout
2438 state.currently
<- Idle
;
2440 && conf.colorspace
= cs
2441 && conf.angle
= angle
2442 && tilevisible layout l.pageno x y
2443 then conttiling l.pageno pageopaque;
2445 begin match state.throttle
with
2447 state.wthack
<- false;
2448 preload state.layout;
2450 && conf.colorspace
= cs
2451 && conf.angle
= angle
2452 && tilevisible state.layout l.pageno x y
2453 then G.postRedisplay "tile nothrottle";
2455 | Some
(layout, y, _) ->
2456 let ready = layoutready layout in
2459 state.wthack
<- false;
2461 state.layout <- layout;
2462 state.throttle
<- None
;
2463 G.postRedisplay "throttle";
2470 dolog "Inconsistent tiling state";
2471 logcurrently state.currently
;
2478 Scanf.sscanf
args "%u %u %u %u" (fun n w h x -> n, w, h, x)
2480 dolog "error processing 'pdim' %S: %s"
2481 cmds
(Printexc.to_string exn
);
2484 state.uioh#infochanged Pdim
;
2485 state.pdims
<- pdim :: state.pdims
2488 let (l, n, t
, h, pos
) =
2490 Scanf.sscanf
args "%u %u %d %u %n"
2491 (fun l n t
h pos
-> l, n, t
, h, pos
)
2493 dolog "error processing 'o' %S: %s"
2494 cmds
(Printexc.to_string exn
);
2497 let s = String.sub
args pos
(String.length
args - pos
) in
2498 let outline = (s, l, (n, float t
/. float h, 0.0)) in
2499 begin match state.currently
with
2500 | Outlining outlines
->
2501 state.currently
<- Outlining
(outline :: outlines
)
2503 state.currently
<- Outlining
[outline]
2505 dolog "invalid outlining state";
2506 logcurrently currently
2512 Scanf.sscanf
args "%u %u %d"
2513 (fun n t
h -> n, t
, h)
2515 dolog "error processing 'a' %S: %s"
2516 cmds
(Printexc.to_string exn
);
2519 state.anchor <- (n, float t
/. float h, 0.0)
2522 state.docinfo
<- (1, args) :: state.docinfo
2525 state.uioh#infochanged Docinfo
;
2526 state.docinfo
<- List.rev
state.docinfo
2529 dolog "unknown cmd `%S'" cmds
2534 let action = function
2535 | HCprev
-> cbget cb ~
-1
2536 | HCnext
-> cbget cb
1
2537 | HCfirst
-> cbget cb ~
-(cb
.rc)
2538 | HClast
-> cbget cb
(cb
.len - 1 - cb
.rc)
2539 and cancel
() = cb
.rc <- rc
2543 let search pattern forward
=
2544 if String.length pattern
> 0
2547 match state.layout with
2550 l.pageno, (l.pagey + if forward
then 0 else 0*l.pagevh)
2552 wcmd "search %d %d %d %d,%s\000"
2553 (btod conf.icase
) pn py
(btod forward
) pattern
;
2556 let intentry text key =
2558 if key >= 32 && key < 127
2564 let text = addchar text c in
2568 state.text <- Printf.sprintf
"invalid char (%d, `%c')" key c;
2572 let linknentry text key =
2574 if key >= 32 && key < 127
2580 let text = addchar text c in
2584 state.text <- Printf.sprintf
"invalid char (%d, `%c')" key c;
2589 if String.length
s > 0
2592 let l = String.length
s in
2593 let rec loop pos
n = if pos
= l then n else
2594 let m = Char.code
s.[pos
] - (if pos
= 0 && l > 1 then 96 else 97) in
2595 loop (pos
+1) (n*26 + m)
2598 let rec loop n = function
2601 match getopaque l.pageno with
2602 | None
-> loop n rest
2604 let m = getlinkcount opaque
in
2607 let under = getlink opaque
n in
2610 else loop (n-m) rest
2612 loop n state.layout;
2616 let textentry text key =
2617 if key land 0xff00 = 0xff00
2619 else TEcont
(text ^
Wsi.toutf8
key)
2622 let reqlayout angle proportional
=
2623 match state.throttle
with
2625 if nogeomcmds state.geomcmds
2626 then state.anchor <- getanchor ();
2627 conf.angle
<- angle
mod 360;
2630 match state.mode
with
2631 | LinkNav
_ -> state.mode
<- View
2634 conf.proportional
<- proportional
;
2635 invalidate "reqlayout"
2636 (fun () -> wcmd "reqlayout %d %d" conf.angle
(btod proportional
));
2640 let settrim trimmargins trimfuzz
=
2641 if nogeomcmds state.geomcmds
2642 then state.anchor <- getanchor ();
2643 conf.trimmargins
<- trimmargins
;
2644 conf.trimfuzz
<- trimfuzz
;
2645 let x0, y0, x1, y1 = trimfuzz
in
2646 invalidate "settrim"
2648 wcmd "settrim %d %d %d %d %d" (btod conf.trimmargins
) x0 y0 x1 y1);
2653 match state.throttle
with
2655 let zoom = max
0.01 zoom in
2656 if zoom <> conf.zoom
2658 state.prevzoom
<- conf.zoom;
2660 reshape conf.winw
conf.winh
;
2661 state.text <- Printf.sprintf
"zoom is now %-5.1f" (zoom *. 100.0);
2664 | Some
(layout, y, started
) ->
2666 match conf.maxwait
with
2670 let dt = now () -. started
in
2678 let setcolumns mode columns coverA coverB
=
2679 state.prevcolumns
<- Some
(conf.columns
, conf.zoom);
2683 then showtext '
!'
"split mode doesn't work in bird's eye"
2685 conf.columns
<- Csplit
(-columns
, [||]);
2693 conf.columns
<- Csingle
[||];
2698 conf.columns
<- Cmulti
((columns
, coverA
, coverB
), [||]);
2702 reshape conf.winw
conf.winh
;
2705 let enterbirdseye () =
2706 let zoom = float conf.thumbw
/. float conf.winw
in
2707 let birdseyepageno =
2708 let cy = conf.winh
/ 2 in
2712 let rec fold best
= function
2715 let d = cy - (l.pagedispy + l.pagevh/2)
2716 and dbest
= cy - (best
.pagedispy + best
.pagevh/2) in
2717 if abs
d < abs dbest
2724 state.mode
<- Birdseye
(
2725 { conf with zoom = conf.zoom }, state.x, birdseyepageno, -1, getanchor ()
2728 conf.presentation
<- false;
2729 conf.interpagespace
<- 10;
2730 conf.hlinks
<- false;
2732 state.mstate
<- Mnone
;
2733 conf.maxwait
<- None
;
2735 match conf.beyecolumns
with
2738 Cmulti
((c, 0, 0), [||])
2739 | None
-> Csingle
[||]
2741 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
2744 state.text <- Printf.sprintf
"birds eye mode on (zoom %3.1f%%)"
2749 reshape conf.winw
conf.winh
;
2752 let leavebirdseye (c, leftx
, pageno, _, anchor) goback
=
2754 conf.zoom <- c.zoom;
2755 conf.presentation
<- c.presentation
;
2756 conf.interpagespace
<- c.interpagespace
;
2757 conf.maxwait
<- c.maxwait
;
2758 conf.hlinks
<- c.hlinks
;
2759 conf.beyecolumns
<- (
2760 match conf.columns
with
2761 | Cmulti
((c, _, _), _) -> Some
c
2763 | Csplit
_ -> failwith
"leaving bird's eye split mode"
2766 match c.columns
with
2767 | Cmulti
(c, _) -> Cmulti
(c, [||])
2768 | Csingle
_ -> Csingle
[||]
2769 | Csplit
(c, _) -> Csplit
(c, [||])
2774 state.text <- Printf.sprintf
"birds eye mode off (zoom %3.1f%%)"
2777 reshape conf.winw
conf.winh
;
2778 state.anchor <- if goback
then anchor else (pageno, 0.0, 1.0);
2781 let togglebirdseye () =
2782 match state.mode
with
2783 | Birdseye vals
-> leavebirdseye vals
true
2784 | View
-> enterbirdseye ()
2788 let upbirdseye incr
(conf, leftx
, pageno, hooverpageno
, anchor) =
2789 let pageno = max
0 (pageno - incr
) in
2790 let rec loop = function
2791 | [] -> gotopage1 pageno 0
2792 | l :: _ when l.pageno = pageno ->
2793 if l.pagedispy >= 0 && l.pagey = 0
2794 then G.postRedisplay "upbirdseye"
2795 else gotopage1 pageno 0
2796 | _ :: rest
-> loop rest
2799 state.mode
<- Birdseye
(conf, leftx
, pageno, hooverpageno
, anchor)
2802 let downbirdseye incr
(conf, leftx
, pageno, hooverpageno
, anchor) =
2803 let pageno = min
(state.pagecount
- 1) (pageno + incr
) in
2804 state.mode
<- Birdseye
(conf, leftx
, pageno, hooverpageno
, anchor);
2805 let rec loop = function
2807 let y, h = getpageyh pageno in
2808 let dy = (y - state.y) - (conf.winh
- h - conf.interpagespace
) in
2810 | l :: _ when l.pageno = pageno ->
2811 if l.pagevh != l.pageh
2812 then gotoy (clamp (l.pageh
- l.pagevh + conf.interpagespace
))
2813 else G.postRedisplay "downbirdseye"
2814 | _ :: rest
-> loop rest
2819 let optentry mode
_ key =
2820 let btos b = if b then "on" else "off" in
2821 if key >= 32 && key < 127
2823 let c = Char.chr
key in
2827 try conf.scrollstep
<- int_of_string
s with exc
->
2828 state.text <- Printf.sprintf
"bad integer `%s': %s"
2829 s (Printexc.to_string exc
)
2831 TEswitch
("scroll step: ", "", None
, intentry, ondone, true)
2836 conf.autoscrollstep
<- int_of_string
s;
2837 if state.autoscroll
<> None
2838 then state.autoscroll
<- Some
conf.autoscrollstep
2840 state.text <- Printf.sprintf
"bad integer `%s': %s"
2841 s (Printexc.to_string exc
)
2843 TEswitch
("auto scroll step: ", "", None
, intentry, ondone, true)
2848 let n, a, b = multicolumns_of_string s in
2849 setcolumns mode
n a b;
2851 state.text <- Printf.sprintf
"bad columns `%s': %s"
2852 s (Printexc.to_string exc
)
2854 TEswitch
("columns: ", "", None
, textentry, ondone, true)
2859 let zoom = float (int_of_string
s) /. 100.0 in
2862 state.text <- Printf.sprintf
"bad integer `%s': %s"
2863 s (Printexc.to_string exc
)
2865 TEswitch
("zoom: ", "", None
, intentry, ondone, true)
2870 conf.thumbw
<- bound (int_of_string
s) 2 4096;
2872 Printf.sprintf
"thumbnail width is set to %d" conf.thumbw
;
2873 begin match mode
with
2875 leavebirdseye beye
false;
2880 state.text <- Printf.sprintf
"bad integer `%s': %s"
2881 s (Printexc.to_string exc
)
2883 TEswitch
("thumbnail width: ", "", None
, intentry, ondone, true)
2888 Some
(int_of_string
s)
2890 state.text <- Printf.sprintf
"bad integer `%s': %s"
2891 s (Printexc.to_string exc
);
2894 | Some angle
-> reqlayout angle
conf.proportional
2897 TEswitch
("rotation: ", "", None
, intentry, ondone, true)
2900 conf.icase
<- not
conf.icase
;
2901 TEdone
("case insensitive search " ^
(btos conf.icase
))
2904 conf.preload <- not
conf.preload;
2906 TEdone
("preload " ^
(btos conf.preload))
2909 conf.verbose
<- not
conf.verbose
;
2910 TEdone
("verbose " ^
(btos conf.verbose
))
2913 conf.debug
<- not
conf.debug
;
2914 TEdone
("debug " ^
(btos conf.debug
))
2917 conf.maxhfit
<- not
conf.maxhfit
;
2918 state.maxy
<- calcheight ();
2919 TEdone
("maxhfit " ^
(btos conf.maxhfit
))
2922 conf.crophack
<- not
conf.crophack
;
2923 TEdone
("crophack " ^
btos conf.crophack
)
2927 match conf.maxwait
with
2929 conf.maxwait
<- Some infinity
;
2930 "always wait for page to complete"
2932 conf.maxwait
<- None
;
2933 "show placeholder if page is not ready"
2938 conf.underinfo
<- not
conf.underinfo
;
2939 TEdone
("underinfo " ^
btos conf.underinfo
)
2942 conf.savebmarks
<- not
conf.savebmarks
;
2943 TEdone
("persistent bookmarks " ^
btos conf.savebmarks
)
2949 match state.layout with
2954 conf.interpagespace
<- int_of_string
s;
2955 docolumns conf.columns
;
2956 state.maxy
<- calcheight ();
2957 let y = getpagey pageno in
2960 state.text <- Printf.sprintf
"bad integer `%s': %s"
2961 s (Printexc.to_string exc
)
2963 TEswitch
("vertical margin: ", "", None
, intentry, ondone, true)
2966 reqlayout conf.angle
(not
conf.proportional
);
2967 TEdone
("proportional display " ^
btos conf.proportional
)
2970 settrim (not
conf.trimmargins
) conf.trimfuzz
;
2971 TEdone
("trim margins " ^
btos conf.trimmargins
)
2974 conf.invert
<- not
conf.invert
;
2975 TEdone
("invert colors " ^
btos conf.invert
)
2979 cbput state.hists
.sel
s;
2982 TEswitch
("selection command: ", "", Some
(onhist state.hists
.sel
),
2983 textentry, ondone, true)
2986 state.text <- Printf.sprintf
"bad option %d `%c'" key c;
2992 class type lvsource
= object
2993 method getitemcount
: int
2994 method getitem
: int -> (string * int)
2995 method hasaction
: int -> bool
3004 method getactive
: int
3005 method getfirst
: int
3006 method getqsearch
: string
3007 method setqsearch
: string -> unit
3011 class virtual lvsourcebase
= object
3012 val mutable m_active
= 0
3013 val mutable m_first
= 0
3014 val mutable m_qsearch
= ""
3015 val mutable m_pan
= 0
3016 method getactive
= m_active
3017 method getfirst
= m_first
3018 method getqsearch
= m_qsearch
3019 method getpan
= m_pan
3020 method setqsearch
s = m_qsearch
<- s
3023 let withoutlastutf8 s =
3024 let len = String.length
s in
3032 let b = Char.code
s.[pos
] in
3033 if b land 0b11000000 = 0b11000000
3038 if Char.code
s.[len-1] land 0x80 = 0
3042 String.sub
s 0 first;
3045 let textentrykeyboard
3046 key _mask
((c, text, opthist
, onkey
, ondone, cancelonempty
), onleave
) =
3048 if key >= 0xffb0 && key <= 0xffb9
3049 then key - 0xffb0 + 48 else key
3052 state.mode
<- Textentry
(te
, onleave
);
3055 G.postRedisplay "textentrykeyboard enttext";
3057 let histaction cmd
=
3060 | Some
(action, _) ->
3061 state.mode
<- Textentry
(
3062 (c, action cmd
, opthist
, onkey
, ondone, cancelonempty
), onleave
3064 G.postRedisplay "textentry histaction"
3067 | 0xff08 -> (* backspace *)
3068 let s = withoutlastutf8 text in
3069 let len = String.length
s in
3070 if cancelonempty
&& len = 0
3073 G.postRedisplay "textentrykeyboard after cancel";
3076 enttext (c, s, opthist
, onkey
, ondone, cancelonempty
)
3079 | 0xff0d | 0xff8d -> (* (kp) enter *)
3082 G.postRedisplay "textentrykeyboard after confirm"
3084 | 0xff52 | 0xff97 -> histaction HCprev
(* (kp) up *)
3085 | 0xff54 | 0xff99 -> histaction HCnext
(* (kp) down *)
3086 | 0xff50 | 0xff95 -> histaction HCfirst
(* (kp) home) *)
3087 | 0xff57 | 0xff9c -> histaction HClast
(* (kp) end *)
3089 | 0xff1b -> (* escape*)
3090 if String.length
text = 0
3092 begin match opthist
with
3094 | Some
(_, onhistcancel
) -> onhistcancel
()
3098 G.postRedisplay "textentrykeyboard after cancel2"
3101 enttext (c, "", opthist
, onkey
, ondone, cancelonempty
)
3104 | 0xff9f | 0xffff -> () (* delete *)
3107 && key land 0xff00 != 0xff00 (* keyboard *)
3108 && key land 0xfe00 != 0xfe00 (* xkb *)
3109 && key land 0xfd00 != 0xfd00 (* 3270 *)
3111 begin match onkey
text key with
3115 G.postRedisplay "textentrykeyboard after confirm2";
3118 enttext (c, text, opthist
, onkey
, ondone, cancelonempty
);
3122 G.postRedisplay "textentrykeyboard after cancel3"
3125 state.mode
<- Textentry
(te
, onleave
);
3126 G.postRedisplay "textentrykeyboard switch";
3130 vlog "unhandled key %s" (Wsi.keyname
key)
3133 let firstof first active
=
3134 if first > active
|| abs
(first - active
) > fstate.maxrows
- 1
3135 then max
0 (active
- (fstate.maxrows
/2))
3139 let calcfirst first active
=
3142 let rows = active
- first in
3143 if rows > fstate.maxrows
then active
- fstate.maxrows
else first
3147 let scrollph y maxy
=
3148 let sh = (float (maxy
+ conf.winh
) /. float conf.winh
) in
3149 let sh = float conf.winh
/. sh in
3150 let sh = max
sh (float conf.scrollh
) in
3155 else float y /. float maxy
3157 let position = (float conf.winh
-. sh) *. percent in
3160 if position +. sh > float conf.winh
3161 then float conf.winh
-. sh
3167 let coe s = (s :> uioh
);;
3169 class listview ~
(source
:lvsource
) ~trusted ~modehash
=
3171 val m_pan
= source#getpan
3172 val m_first
= source#getfirst
3173 val m_active
= source#getactive
3174 val m_qsearch
= source#getqsearch
3175 val m_prev_uioh
= state.uioh
3177 method private elemunder
y =
3178 let n = y / (fstate.fontsize
+1) in
3179 if m_first
+ n < source#getitemcount
3181 if source#hasaction
(m_first
+ n)
3182 then Some
(m_first
+ n)
3189 GlFunc.blend_func `src_alpha `one_minus_src_alpha
;
3190 GlDraw.color
(0., 0., 0.) ~alpha
:0.85;
3191 GlDraw.rect (0., 0.) (float conf.winw
, float conf.winh
);
3192 GlDraw.color
(1., 1., 1.);
3193 Gl.enable `texture_2d
;
3194 let fs = fstate.fontsize
in
3196 let ww = fstate.wwidth
in
3197 let tabw = 30.0*.ww in
3198 let itemcount = source#getitemcount
in
3200 if (row - m_first
) > fstate.maxrows
3203 if row >= 0 && row < itemcount
3205 let (s, level
) = source#getitem
row in
3206 let y = (row - m_first
) * nfs in
3207 let x = 5.0 +. float (level
+ m_pan
) *. ww in
3210 Gl.disable `texture_2d
;
3211 GlDraw.polygon_mode `both `line
;
3212 GlDraw.color
(1., 1., 1.) ~alpha
:0.9;
3213 GlDraw.rect (1., float (y + 1))
3214 (float (conf.winw
- conf.scrollbw
- 1), float (y + fs + 3));
3215 GlDraw.polygon_mode `both `fill
;
3216 GlDraw.color
(1., 1., 1.);
3217 Gl.enable `texture_2d
;
3220 let drawtabularstring s =
3221 let drawstr x s = drawstring1 fs (truncate
x) (y+nfs) s in
3224 let tabpos = try String.index
s '
\t'
with Not_found
-> -1 in
3227 let len = String.length
s - tabpos - 1 in
3228 let s1 = String.sub
s 0 tabpos
3229 and s2
= String.sub
s (tabpos + 1) len in
3230 let nx = drawstr x s1 in
3232 let x = x +. (max
tabw sw) in
3239 let _ = drawtabularstring s in
3246 Gl.disable `texture_2d
;
3248 method updownlevel incr
=
3249 let len = source#getitemcount
in
3251 if m_active
>= 0 && m_active
< len
3252 then snd
(source#getitem m_active
)
3256 if i
= len then i
-1 else if i
= -1 then 0 else
3257 let _, l = source#getitem i
in
3258 if l != curlevel then i
else flow (i
+incr
)
3260 let active = flow m_active
in
3261 let first = calcfirst m_first
active in
3262 G.postRedisplay "outline updownlevel";
3263 {< m_active
= active; m_first
= first >}
3265 method private key1
key mask
=
3266 let set1 active first qsearch
=
3267 coe {< m_active
= active; m_first
= first; m_qsearch
= qsearch
>}
3269 let search active pattern incr
=
3272 if n >= 0 && n < source#getitemcount
3274 let s, _ = source#getitem
n in
3276 (try ignore
(Str.search_forward
re s 0); true
3277 with Not_found
-> false)
3279 else loop (n + incr
)
3286 let re = Str.regexp_case_fold pattern
in
3292 let itemcount = source#getitemcount
in
3293 let find start incr
=
3295 if i
= -1 || i
= itemcount
3298 if source#hasaction i
3300 else find (i
+ incr
)
3305 let set active first =
3306 let first = bound first 0 (itemcount - fstate.maxrows
) in
3308 coe {< m_active
= active; m_first
= first >}
3311 let isvisible first n = n >= first && n - first <= fstate.maxrows
in
3313 let incr1 = if incr
> 0 then 1 else -1 in
3314 if isvisible m_first m_active
3317 let next = m_active
+ incr
in
3319 if next < 0 || next >= itemcount
3321 else find next incr1
3323 if next = -1 || abs
(m_active
- next) > fstate.maxrows
3329 let first = m_first
+ incr
in
3330 let first = bound first 0 (itemcount - 1) in
3332 let next = m_active
+ incr
in
3333 let next = bound next 0 (itemcount - 1) in
3336 let active = if next = -1 then m_active
else next in
3339 let first = min
next m_first
in
3341 if abs
(next - first) > fstate.maxrows
3347 let first = m_first
+ incr
in
3348 let first = bound first 0 (itemcount - 1) in
3350 let next = m_active
+ incr
in
3351 let next = bound next 0 (itemcount - 1) in
3352 let next = find next incr1 in
3354 if next = -1 || abs
(m_active
- first) > fstate.maxrows
3356 let active = if m_active
= -1 then next else m_active
in
3361 if isvisible first active
3367 G.postRedisplay "listview navigate";
3371 | (0x72|0x73) when Wsi.withctrl mask
-> (* ctrl-r/ctlr-s *)
3372 let incr = if key = 0x72 then -1 else 1 in
3374 match search (m_active
+ incr) m_qsearch
incr with
3376 state.text <- m_qsearch ^
" [not found]";
3379 state.text <- m_qsearch
;
3380 active, firstof m_first
active
3382 G.postRedisplay "listview ctrl-r/s";
3383 set1 active first m_qsearch
;
3385 | 0xff08 -> (* backspace *)
3386 if String.length m_qsearch
= 0
3389 let qsearch = withoutlastutf8 m_qsearch
in
3390 let len = String.length
qsearch in
3394 G.postRedisplay "listview empty qsearch";
3395 set1 m_active m_first
"";
3399 match search m_active
qsearch ~
-1 with
3401 state.text <- qsearch ^
" [not found]";
3404 state.text <- qsearch;
3405 active, firstof m_first
active
3407 G.postRedisplay "listview backspace qsearch";
3408 set1 active first qsearch
3411 | key when (key != 0 && key land 0xff00 != 0xff00) ->
3412 let pattern = m_qsearch ^
Wsi.toutf8
key in
3414 match search m_active
pattern 1 with
3416 state.text <- pattern ^
" [not found]";
3419 state.text <- pattern;
3420 active, firstof m_first
active
3422 G.postRedisplay "listview qsearch add";
3423 set1 active first pattern;
3425 | 0xff1b -> (* escape *)
3427 if String.length m_qsearch
= 0
3429 G.postRedisplay "list view escape";
3432 source#exit
(coe self
) true m_active m_first m_pan m_qsearch
3434 | None
-> m_prev_uioh
3439 G.postRedisplay "list view kill qsearch";
3440 source#setqsearch
"";
3441 coe {< m_qsearch
= "" >}
3444 | 0xff0d | 0xff8d -> (* (kp) enter *)
3446 let self = {< m_qsearch
= "" >} in
3447 source#setqsearch
"";
3449 G.postRedisplay "listview enter";
3450 if m_active
>= 0 && m_active
< source#getitemcount
3452 source#exit
(coe self) false m_active m_first m_pan
"";
3455 source#exit
(coe self) true m_active m_first m_pan
"";
3458 begin match opt with
3459 | None
-> m_prev_uioh
3463 | 0xff9f | 0xffff -> (* (kp) delete *)
3466 | 0xff52 | 0xff97 -> navigate ~
-1 (* (kp) up *)
3467 | 0xff54 | 0xff99 -> navigate 1 (* (kp) down *)
3468 | 0xff55 | 0xff9a -> navigate ~
-(fstate.maxrows
) (* (kp) prior *)
3469 | 0xff56 | 0xff9b -> navigate fstate.maxrows
(* (kp) next *)
3471 | 0xff53 | 0xff98 -> (* (kp) right *)
3473 G.postRedisplay "listview right";
3474 coe {< m_pan
= m_pan
- 1 >}
3476 | 0xff51 | 0xff96 -> (* (kp) left *)
3478 G.postRedisplay "listview left";
3479 coe {< m_pan
= m_pan
+ 1 >}
3481 | 0xff50 | 0xff95 -> (* (kp) home *)
3482 let active = find 0 1 in
3483 G.postRedisplay "listview home";
3486 | 0xff57 | 0xff9c -> (* (kp) end *)
3487 let first = max
0 (itemcount - fstate.maxrows
) in
3488 let active = find (itemcount - 1) ~
-1 in
3489 G.postRedisplay "listview end";
3492 | key when (key = 0 || key land 0xff00 = 0xff00) ->
3496 dolog "listview unknown key %#x" key; coe self
3498 method key key mask
=
3499 match state.mode
with
3500 | Textentry te
-> textentrykeyboard key mask te
; coe self
3501 | _ -> self#key1
key mask
3503 method button button down
x y _ =
3506 | 1 when x > conf.winw
- conf.scrollbw
->
3507 G.postRedisplay "listview scroll";
3510 let _, position, sh = self#
scrollph in
3511 if y > truncate
position && y < truncate
(position +. sh)
3513 state.mstate
<- Mscrolly
;
3517 let s = float (max
0 (y - conf.scrollh
)) /. float conf.winh
in
3518 let first = truncate
(s *. float source#getitemcount
) in
3519 let first = min source#getitemcount
first in
3520 Some
(coe {< m_first
= first; m_active
= first >})
3522 state.mstate
<- Mnone
;
3525 | 1 when not down
->
3526 begin match self#elemunder
y with
3528 G.postRedisplay "listview click";
3530 (coe {< m_active
= n >}) false n m_first m_pan m_qsearch
3534 | n when (n == 4 || n == 5) && not down
->
3535 let len = source#getitemcount
in
3537 if n = 5 && m_first
+ fstate.maxrows
>= len
3541 let first = m_first
+ (if n == 4 then -1 else 1) in
3542 bound first 0 (len - 1)
3544 G.postRedisplay "listview wheel";
3545 Some
(coe {< m_first
= first >})
3546 | n when (n = 6 || n = 7) && not down
->
3547 let inc = m_first
+ (if n = 7 then -1 else 1) in
3548 G.postRedisplay "listview hwheel";
3549 Some
(coe {< m_pan
= m_pan
+ inc >})
3554 | None
-> m_prev_uioh
3558 match state.mstate
with
3560 let s = float (max
0 (y - conf.scrollh
)) /. float conf.winh
in
3561 let first = truncate
(s *. float source#getitemcount
) in
3562 let first = min source#getitemcount
first in
3563 G.postRedisplay "listview motion";
3564 coe {< m_first
= first; m_active
= first >}
3567 method pmotion
x y =
3568 if x < conf.winw
- conf.scrollbw
3571 match self#elemunder
y with
3572 | None
-> Wsi.setcursor
Wsi.CURSOR_INHERIT
; m_active
3573 | Some
n -> Wsi.setcursor
Wsi.CURSOR_INFO
; n
3577 then (G.postRedisplay "listview pmotion"; {< m_active
= n >})
3582 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
3586 method infochanged
_ = ()
3588 method scrollpw
= (0, 0.0, 0.0)
3590 let nfs = fstate.fontsize
+ 1 in
3591 let y = m_first
* nfs in
3592 let itemcount = source#getitemcount
in
3593 let maxi = max
0 (itemcount - fstate.maxrows
) in
3594 let maxy = maxi * nfs in
3595 let p, h = scrollph y maxy in
3598 method modehash
= modehash
3601 class outlinelistview ~source
=
3604 ~source
:(source
:> lvsource
)
3606 ~modehash
:(findkeyhash conf "outline")
3609 method key key mask
=
3610 let calcfirst first active =
3613 let rows = active - first in
3615 if String.length
state.text = 0
3617 else fstate.maxrows - 2
3619 if rows > maxrows then active - maxrows else first
3623 let active = m_active
+ incr in
3624 let active = bound active 0 (source#getitemcount
- 1) in
3625 let first = calcfirst m_first
active in
3626 G.postRedisplay "outline navigate";
3627 coe {< m_active
= active; m_first
= first >}
3629 let ctrl = Wsi.withctrl mask
in
3631 | 110 when ctrl -> (* ctrl-n *)
3632 source#narrow m_qsearch
;
3633 G.postRedisplay "outline ctrl-n";
3634 coe {< m_first
= 0; m_active
= 0 >}
3636 | 117 when ctrl -> (* ctrl-u *)
3638 G.postRedisplay "outline ctrl-u";
3640 coe {< m_first
= 0; m_active
= 0 >}
3642 | 108 when ctrl -> (* ctrl-l *)
3643 let first = max
0 (m_active
- (fstate.maxrows / 2)) in
3644 G.postRedisplay "outline ctrl-l";
3645 coe {< m_first
= first >}
3647 | 0xff9f | 0xffff -> (* (kp) delete *)
3648 source#remove m_active
;
3649 G.postRedisplay "outline delete";
3650 let active = max
0 (m_active
-1) in
3651 coe {< m_first
= firstof m_first
active;
3652 m_active
= active >}
3654 | 0xff52 | 0xff97 -> navigate ~
-1 (* (kp) up *)
3655 | 0xff54 | 0xff99 -> navigate 1 (* (kp) down *)
3656 | 0xff55 | 0xff9a -> (* (kp) prior *)
3657 navigate ~
-(fstate.maxrows)
3658 | 0xff56 | 0xff9b -> (* (kp) next *)
3659 navigate fstate.maxrows
3661 | 0xff53 | 0xff98 -> (* [ctrl-] (kp) right *)
3665 G.postRedisplay "outline ctrl right";
3666 {< m_pan
= m_pan
+ 1 >}
3668 else self#updownlevel
1
3672 | 0xff51 | 0xff96 -> (* [ctrl-] (kp) left *)
3676 G.postRedisplay "outline ctrl left";
3677 {< m_pan
= m_pan
- 1 >}
3679 else self#updownlevel ~
-1
3683 | 0xff50 | 0xff95 -> (* (kp) home *)
3684 G.postRedisplay "outline home";
3685 coe {< m_first
= 0; m_active
= 0 >}
3687 | 0xff57 | 0xff9c -> (* (kp) end *)
3688 let active = source#getitemcount
- 1 in
3689 let first = max
0 (active - fstate.maxrows) in
3690 G.postRedisplay "outline end";
3691 coe {< m_active
= active; m_first
= first >}
3693 | _ -> super#
key key mask
3696 let outlinesource usebookmarks
=
3699 inherit lvsourcebase
3700 val mutable m_items
= empty
3701 val mutable m_orig_items
= empty
3702 val mutable m_prev_items
= empty
3703 val mutable m_narrow_pattern
= ""
3704 val mutable m_hadremovals
= false
3706 method getitemcount
=
3707 Array.length m_items
+ (if m_hadremovals
then 1 else 0)
3710 if n == Array.length m_items
&& m_hadremovals
3712 ("[Confirm removal]", 0)
3714 let s, n, _ = m_items
.(n) in
3717 method exit ~uioh ~cancel ~
active ~
first ~pan ~
qsearch =
3718 ignore
(uioh
, first, qsearch);
3719 let confrimremoval = m_hadremovals
&& active = Array.length m_items
in
3721 if String.length m_narrow_pattern
= 0
3727 if not
confrimremoval
3729 let _, _, anchor = m_items
.(active) in
3730 gotoghyll (getanchory anchor);
3734 state.bookmarks
<- Array.to_list m_items
;
3735 m_orig_items
<- m_items
;
3738 else m_items
<- items;
3742 method hasaction
_ = true
3745 if Array.length m_items
!= Array.length m_orig_items
3746 then "Narrowed to " ^ m_narrow_pattern ^
" (ctrl-u to restore)"
3749 method narrow
pattern =
3750 let reopt = try Some
(Str.regexp_case_fold
pattern) with _ -> None
in
3754 let rec loop accu n =
3757 m_narrow_pattern
<- pattern;
3758 m_items
<- Array.of_list
accu
3761 let (s, _, _) as o = m_items
.(n) in
3763 if (try ignore
(Str.search_forward
re s 0); true
3764 with Not_found
-> false)
3770 loop [] (Array.length m_items
- 1)
3775 then Array.of_list
state.bookmarks
3778 m_items
<- m_orig_items
3783 if m >= 0 && m < Array.length m_items
3785 m_hadremovals
<- true;
3786 m_items
<- Array.init
(Array.length m_items
- 1) (fun n ->
3787 let n = if n >= m then n+1 else n in
3792 method reset
anchor items =
3793 m_hadremovals
<- false;
3794 if m_orig_items
== empty || m_prev_items
!= items
3796 m_orig_items
<- items;
3797 if String.length m_narrow_pattern
= 0
3798 then m_items
<- items;
3800 m_prev_items
<- items;
3801 let rely = getanchory anchor in
3803 let rec loop n best bestd
=
3804 if n = Array.length m_items
3807 let (_, _, anchor) = m_items
.(n) in
3808 let orely = getanchory anchor in
3809 let d = abs
(orely - rely) in
3812 else loop (n+1) best bestd
3817 m_first
<- firstof m_first
active
3821 let enterselector usebookmarks
=
3822 let source = outlinesource usebookmarks
in
3826 then Array.of_list
state.bookmarks
3829 if Array.length
outlines = 0
3831 showtext ' ' errmsg
;
3834 state.text <- source#greetmsg
;
3835 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
3836 let anchor = getanchor () in
3837 source#reset
anchor outlines;
3838 state.uioh
<- coe (new outlinelistview ~
source);
3839 G.postRedisplay "enter selector";
3843 let enteroutlinemode =
3844 let f = enterselector false in
3845 fun ()-> f "Document has no outline";
3848 let enterbookmarkmode =
3849 let f = enterselector true in
3850 fun () -> f "Document has no bookmarks (yet)";
3853 let color_of_string s =
3854 Scanf.sscanf
s "%d/%d/%d" (fun r g
b ->
3855 (float r /. 256.0, float g
/. 256.0, float b /. 256.0)
3859 let color_to_string (r, g
, b) =
3860 let r = truncate
(r *. 256.0)
3861 and g
= truncate
(g
*. 256.0)
3862 and b = truncate
(b *. 256.0) in
3863 Printf.sprintf
"%d/%d/%d" r g
b
3866 let irect_of_string s =
3867 Scanf.sscanf
s "%d/%d/%d/%d" (fun x0 y0 x1 y1 -> (x0,y0,x1,y1))
3870 let irect_to_string (x0,y0,x1,y1) =
3871 Printf.sprintf
"%d/%d/%d/%d" x0 y0 x1 y1
3874 let makecheckers () =
3875 (* Appropriated from lablGL-1.04/LablGlut/examples/lablGL/checker.ml which had
3877 converted by Issac Trotts. July 25, 2002 *)
3878 let image = GlPix.create `ubyte ~format
:`luminance ~width
:2 ~height
:2 in
3879 Raw.sets_string
(GlPix.to_raw
image) ~pos
:0 "\255\200\200\255";
3880 let id = GlTex.gen_texture
() in
3881 GlTex.bind_texture `texture_2d
id;
3882 GlPix.store
(`unpack_alignment
1);
3883 GlTex.image2d
image;
3884 List.iter
(GlTex.parameter ~target
:`texture_2d
)
3887 `mag_filter `nearest
;
3888 `min_filter `nearest
];
3892 let setcheckers enabled
=
3893 match state.texid
with
3895 if enabled
then state.texid
<- Some
(makecheckers ())
3900 GlTex.delete_texture texid
;
3901 state.texid
<- None
;
3905 let int_of_string_with_suffix s =
3906 let l = String.length
s in
3910 let suffix = Char.lowercase
s.[l-1] in
3912 | 'k'
-> String.sub
s 0 (l-1), 10
3913 | '
m'
-> String.sub
s 0 (l-1), 20
3914 | 'g'
-> String.sub
s 0 (l-1), 30
3918 let n = int_of_string
s1 in
3919 let m = n lsl shift
in
3921 then raise
(Failure
"value too large")
3925 let string_with_suffix_of_int n =
3930 if n land ((1 lsl 30) - 1) = 0
3933 if n land ((1 lsl 20) - 1) = 0
3936 if n land ((1 lsl 10) - 1) = 0
3943 let h = n mod 1000 in
3946 then string_of_int
h ^
s
3948 let s = Printf.sprintf
"_%03d%s" h s in
3955 let defghyllscroll = (40, 8, 32);;
3956 let ghyllscroll_of_string s =
3957 let (n, a, b) as nab
=
3960 else Scanf.sscanf
s "%u,%u,%u" (fun n a b -> n, a, b)
3962 if n <= a || n <= b || a >= b
3963 then failwith
"invalid ghyll N,A,B (N <= A, A < B, N <= B)";
3967 let ghyllscroll_to_string ((n, a, b) as nab
) =
3968 if nab
= defghyllscroll
3970 else Printf.sprintf
"%d,%d,%d" n a b;
3973 let describe_location () =
3975 if fn
= -1 then l.pageno, l.pageno else fn
, l.pageno
3977 let fn, ln
= List.fold_left
f (-1, -1) state.layout in
3978 let maxy = state.maxy - (if conf.maxhfit
then conf.winh
else 0) in
3982 else (100. *. (float state.y /. float maxy))
3986 Printf.sprintf
"page %d of %d [%.2f%%]"
3987 (fn+1) state.pagecount
percent
3990 "pages %d-%d of %d [%.2f%%]"
3991 (fn+1) (ln
+1) state.pagecount
percent
3994 let setpresentationmode v
=
3995 let (n, _, _) = getanchor () in
3996 let _, h = getpageyh n in
3997 let ips = if conf.presentation
then calcips h else conf.interpagespace
in
3998 state.anchor <- (n, 0.0, float ips);
3999 conf.presentation
<- v
;
4000 if conf.presentation
4002 if not
conf.scrollbarinpm
4003 then state.scrollw
<- 0;
4005 else state.scrollw
<- conf.scrollbw
;
4010 let btos b = if b then "\xe2\x88\x9a" else "" in
4011 let showextended = ref false in
4012 let leave mode
= function
4013 | Confirm
-> state.mode
<- mode
4014 | Cancel
-> state.mode
<- mode
in
4017 val mutable m_first_time
= true
4018 val mutable m_l
= []
4019 val mutable m_a
= [||]
4020 val mutable m_prev_uioh
= nouioh
4021 val mutable m_prev_mode
= View
4023 inherit lvsourcebase
4025 method reset prev_mode prev_uioh
=
4026 m_a
<- Array.of_list
(List.rev m_l
);
4028 m_prev_mode
<- prev_mode
;
4029 m_prev_uioh
<- prev_uioh
;
4033 if n >= Array.length m_a
4037 | _, _, _, Action
_ -> m_active
<- n
4041 m_first_time
<- false;
4044 method int name get
set =
4046 (name
, `
int get
, 1, Action
(
4049 try set (int_of_string
s)
4051 state.text <- Printf.sprintf
"bad integer `%s': %s"
4052 s (Printexc.to_string exn
)
4055 let te = name ^
": ", "", None
, intentry, ondone, true in
4056 state.mode
<- Textentry
(te, leave m_prev_mode
);
4060 method int_with_suffix name get
set =
4062 (name
, `intws get
, 1, Action
(
4065 try set (int_of_string_with_suffix s)
4067 state.text <- Printf.sprintf
"bad integer `%s': %s"
4068 s (Printexc.to_string exn
)
4072 name ^
": ", "", None
, intentry_with_suffix, ondone, true
4074 state.mode
<- Textentry
(te, leave m_prev_mode
);
4078 method bool ?
(offset
=1) ?
(btos=btos) name get
set =
4080 (name
, `
bool (btos, get
), offset
, Action
(
4087 method color name get
set =
4089 (name
, `color get
, 1, Action
(
4091 let invalid = (nan
, nan
, nan
) in
4094 try color_of_string s
4096 state.text <- Printf.sprintf
"bad color `%s': %s"
4097 s (Printexc.to_string exn
);
4103 let te = name ^
": ", "", None
, textentry, ondone, true in
4104 state.text <- color_to_string (get
());
4105 state.mode
<- Textentry
(te, leave m_prev_mode
);
4109 method string name get
set =
4111 (name
, `
string get
, 1, Action
(
4113 let ondone s = set s in
4114 let te = name ^
": ", "", None
, textentry, ondone, true in
4115 state.mode
<- Textentry
(te, leave m_prev_mode
);
4119 method colorspace name get
set =
4121 (name
, `
string get
, 1, Action
(
4124 let vals = [| "rgb"; "bgr"; "gray" |] in
4126 inherit lvsourcebase
4129 m_active
<- int_of_colorspace conf.colorspace
;
4132 method getitemcount
= Array.length
vals
4133 method getitem
n = (vals.(n), 0)
4134 method exit ~uioh ~cancel ~
active ~
first ~pan ~
qsearch =
4135 ignore
(uioh
, first, pan
, qsearch);
4136 if not cancel
then set active;
4138 method hasaction
_ = true
4142 let modehash = findkeyhash conf "info" in
4143 coe (new listview ~
source ~trusted
:true ~
modehash)
4146 method caption
s offset
=
4147 m_l
<- (s, `
empty, offset
, Noaction
) :: m_l
4149 method caption2
s f offset
=
4150 m_l
<- (s, `
string f, offset
, Noaction
) :: m_l
4152 method getitemcount
= Array.length m_a
4155 let tostr = function
4156 | `
int f -> string_of_int
(f ())
4157 | `intws
f -> string_with_suffix_of_int (f ())
4159 | `color
f -> color_to_string (f ())
4160 | `
bool (btos, f) -> btos (f ())
4163 let name, t
, offset
, _ = m_a
.(n) in
4164 ((let s = tostr t
in
4165 if String.length
s > 0
4166 then Printf.sprintf
"%s\t%s" name s
4170 method exit ~uioh ~cancel ~
active ~
first ~pan ~
qsearch =
4174 m_qsearch
<- qsearch;
4176 match m_a
.(active) with
4177 | _, _, _, Action
f -> f uioh
4189 method hasaction
n =
4191 | _, _, _, Action
_ -> true
4195 let rec fillsrc prevmode prevuioh
=
4196 let sep () = src#caption
"" 0 in
4197 let colorp name get
set =
4199 (fun () -> color_to_string (get
()))
4202 let c = color_of_string v in
4205 state.text <- Printf.sprintf
"bad color `%s': %s"
4206 v (Printexc.to_string exn
);
4209 let oldmode = state.mode
in
4210 let birdseye = isbirdseye state.mode
in
4212 src#caption
(if birdseye then "Setup (Bird's eye)" else "Setup") 0;
4214 src#
bool "presentation mode"
4215 (fun () -> conf.presentation
)
4216 (fun v -> setpresentationmode v);
4218 src#
bool "ignore case in searches"
4219 (fun () -> conf.icase
)
4220 (fun v -> conf.icase
<- v);
4223 (fun () -> conf.preload)
4224 (fun v -> conf.preload <- v);
4226 src#
bool "highlight links"
4227 (fun () -> conf.hlinks
)
4228 (fun v -> conf.hlinks
<- v);
4230 src#
bool "under info"
4231 (fun () -> conf.underinfo
)
4232 (fun v -> conf.underinfo
<- v);
4234 src#
bool "persistent bookmarks"
4235 (fun () -> conf.savebmarks
)
4236 (fun v -> conf.savebmarks
<- v);
4238 src#
bool "proportional display"
4239 (fun () -> conf.proportional
)
4240 (fun v -> reqlayout conf.angle
v);
4242 src#
bool "trim margins"
4243 (fun () -> conf.trimmargins
)
4244 (fun v -> settrim v conf.trimfuzz
; fillsrc prevmode prevuioh
);
4246 src#
bool "persistent location"
4247 (fun () -> conf.jumpback
)
4248 (fun v -> conf.jumpback
<- v);
4251 src#
int "inter-page space"
4252 (fun () -> conf.interpagespace
)
4254 conf.interpagespace
<- n;
4255 docolumns conf.columns
;
4257 match state.layout with
4262 state.maxy <- calcheight ();
4263 let y = getpagey pageno in
4268 (fun () -> conf.pagebias
)
4269 (fun v -> conf.pagebias
<- v);
4271 src#
int "scroll step"
4272 (fun () -> conf.scrollstep
)
4273 (fun n -> conf.scrollstep
<- n);
4275 src#
int "horizontal scroll step"
4276 (fun () -> conf.hscrollstep
)
4277 (fun v -> conf.hscrollstep
<- v);
4279 src#
int "auto scroll step"
4281 match state.autoscroll
with
4283 | _ -> conf.autoscrollstep
)
4285 if state.autoscroll
<> None
4286 then state.autoscroll
<- Some
n;
4287 conf.autoscrollstep
<- n);
4290 (fun () -> truncate
(conf.zoom *. 100.))
4291 (fun v -> setzoom ((float v) /. 100.));
4294 (fun () -> conf.angle
)
4295 (fun v -> reqlayout v conf.proportional
);
4297 src#
int "scroll bar width"
4298 (fun () -> state.scrollw
)
4302 reshape conf.winw
conf.winh
;
4305 src#
int "scroll handle height"
4306 (fun () -> conf.scrollh
)
4307 (fun v -> conf.scrollh
<- v;);
4309 src#
int "thumbnail width"
4310 (fun () -> conf.thumbw
)
4312 conf.thumbw
<- min
4096 v;
4315 leavebirdseye beye
false;
4320 let mode = state.mode in
4321 src#
string "columns"
4323 match conf.columns
with
4325 | Cmulti
(multi
, _) -> multicolumns_to_string multi
4326 | Csplit
(count
, _) -> "-" ^ string_of_int count
4329 let n, a, b = multicolumns_of_string v in
4330 setcolumns mode n a b);
4333 src#caption
"Presentation mode" 0;
4334 src#
bool "scrollbar visible"
4335 (fun () -> conf.scrollbarinpm
)
4337 if v != conf.scrollbarinpm
4339 conf.scrollbarinpm
<- v;
4340 if conf.presentation
4342 state.scrollw
<- if v then conf.scrollbw
else 0;
4343 reshape conf.winw
conf.winh
;
4349 src#caption
"Pixmap cache" 0;
4350 src#int_with_suffix
"size (advisory)"
4351 (fun () -> conf.memlimit
)
4352 (fun v -> conf.memlimit
<- v);
4355 (fun () -> Printf.sprintf
"%s bytes, %d tiles"
4356 (string_with_suffix_of_int state.memused
)
4357 (Hashtbl.length
state.tilemap
)) 1;
4360 src#caption
"Layout" 0;
4361 src#caption2
"Dimension"
4363 Printf.sprintf
"%dx%d (virtual %dx%d)"
4369 src#caption2
"Position" (fun () ->
4370 Printf.sprintf
"%dx%d" state.x state.y
4373 src#caption2
"Visible" (fun () -> describe_location ()) 1
4377 src#
bool ~offset
:0 ~
btos:(fun v -> if v then "(on)" else "(off)")
4378 "Save these parameters as global defaults at exit"
4379 (fun () -> conf.bedefault
)
4380 (fun v -> conf.bedefault
<- v)
4384 let btos b = if b then "\xc2\xab" else "\xc2\xbb" in
4385 src#
bool ~offset
:0 ~
btos "Extended parameters"
4386 (fun () -> !showextended)
4387 (fun v -> showextended := v; fillsrc prevmode prevuioh
);
4391 (fun () -> conf.checkers
)
4392 (fun v -> conf.checkers
<- v; setcheckers v);
4393 src#
bool "update cursor"
4394 (fun () -> conf.updatecurs
)
4395 (fun v -> conf.updatecurs
<- v);
4397 (fun () -> conf.verbose
)
4398 (fun v -> conf.verbose
<- v);
4399 src#
bool "invert colors"
4400 (fun () -> conf.invert
)
4401 (fun v -> conf.invert
<- v);
4403 (fun () -> conf.maxhfit
)
4404 (fun v -> conf.maxhfit
<- v);
4405 src#
bool "redirect stderr"
4406 (fun () -> conf.redirectstderr)
4407 (fun v -> conf.redirectstderr <- v; redirectstderr ());
4408 src#
string "uri launcher"
4409 (fun () -> conf.urilauncher
)
4410 (fun v -> conf.urilauncher
<- v);
4411 src#
string "path launcher"
4412 (fun () -> conf.pathlauncher
)
4413 (fun v -> conf.pathlauncher
<- v);
4414 src#
string "tile size"
4415 (fun () -> Printf.sprintf
"%dx%d" conf.tilew
conf.tileh
)
4418 let w, h = Scanf.sscanf
v "%dx%d" (fun w h -> w, h) in
4419 conf.tilew
<- max
64 w;
4420 conf.tileh
<- max
64 h;
4423 state.text <- Printf.sprintf
"bad tile size `%s': %s"
4424 v (Printexc.to_string exn
));
4425 src#
int "texture count"
4426 (fun () -> conf.texcount
)
4429 then conf.texcount
<- v
4430 else showtext '
!'
" Failed to set texture count please retry later"
4432 src#
int "slice height"
4433 (fun () -> conf.sliceheight
)
4435 conf.sliceheight
<- v;
4436 wcmd "sliceh %d" conf.sliceheight
;
4438 src#
int "anti-aliasing level"
4439 (fun () -> conf.aalevel
)
4441 conf.aalevel
<- bound v 0 8;
4442 state.anchor <- getanchor ();
4443 opendoc state.path
state.password
state.nameddest
;
4445 src#
string "page scroll scaling factor"
4446 (fun () -> string_of_float
conf.pgscale)
4449 let s = float_of_string
v in
4452 state.text <- Printf.sprintf
4453 "bad page scroll scaling factor `%s': %s"
4454 v (Printexc.to_string exn
)
4457 src#
int "ui font size"
4458 (fun () -> fstate.fontsize
)
4459 (fun v -> setfontsize (bound v 5 100));
4460 src#
int "hint font size"
4461 (fun () -> conf.hfsize
)
4462 (fun v -> conf.hfsize
<- bound v 5 100);
4463 colorp "background color"
4464 (fun () -> conf.bgcolor
)
4465 (fun v -> conf.bgcolor
<- v);
4466 src#
bool "crop hack"
4467 (fun () -> conf.crophack
)
4468 (fun v -> conf.crophack
<- v);
4469 src#
string "trim fuzz"
4470 (fun () -> irect_to_string conf.trimfuzz
)
4473 conf.trimfuzz
<- irect_of_string v;
4475 then settrim true conf.trimfuzz
;
4477 state.text <- Printf.sprintf
"bad irect `%s': %s"
4478 v (Printexc.to_string exn
)
4480 src#
string "throttle"
4482 match conf.maxwait
with
4483 | None
-> "show place holder if page is not ready"
4486 then "wait for page to fully render"
4488 "wait " ^ string_of_float
time
4489 ^
" seconds before showing placeholder"
4493 let f = float_of_string
v in
4495 then conf.maxwait
<- None
4496 else conf.maxwait
<- Some
f
4498 state.text <- Printf.sprintf
"bad time `%s': %s"
4499 v (Printexc.to_string exn
)
4501 src#
string "ghyll scroll"
4503 match conf.ghyllscroll
with
4505 | Some nab
-> ghyllscroll_to_string nab
4510 if String.length
v = 0
4512 else Some
(ghyllscroll_of_string v)
4514 conf.ghyllscroll
<- gs
4516 state.text <- Printf.sprintf
"bad ghyll `%s': %s"
4517 v (Printexc.to_string exn
)
4519 src#
string "selection command"
4520 (fun () -> conf.selcmd
)
4521 (fun v -> conf.selcmd
<- v);
4522 src#colorspace
"color space"
4523 (fun () -> colorspace_to_string conf.colorspace
)
4525 conf.colorspace
<- colorspace_of_int v;
4532 (fun () -> conf.usepbo
)
4533 (fun v -> conf.usepbo
<- v);
4534 src#
bool "mouse wheel scrolls pages"
4535 (fun () -> conf.wheelbypage
)
4536 (fun v -> conf.wheelbypage
<- v);
4540 src#caption
"Document" 0;
4541 List.iter
(fun (_, s) -> src#caption
s 1) state.docinfo
;
4542 src#caption2
"Pages"
4543 (fun () -> string_of_int
state.pagecount
) 1;
4544 src#caption2
"Dimensions"
4545 (fun () -> string_of_int
(List.length
state.pdims
)) 1;
4549 src#caption
"Trimmed margins" 0;
4550 src#caption2
"Dimensions"
4551 (fun () -> string_of_int
(List.length
state.pdims
)) 1;
4555 src#caption
"OpenGL" 0;
4556 src#caption
(Printf.sprintf
"Vendor\t%s" (GlMisc.get_string `vendor
)) 1;
4557 src#caption
(Printf.sprintf
"Renderer\t%s" (GlMisc.get_string `renderer
)) 1;
4558 src#reset prevmode prevuioh
;
4562 let prevmode = state.mode
4563 and prevuioh
= state.uioh in
4564 fillsrc prevmode prevuioh
;
4565 let source = (src :> lvsource
) in
4566 let modehash = findkeyhash conf "info" in
4567 state.uioh <- coe (object (self)
4568 inherit listview ~
source ~trusted
:true ~
modehash as super
4569 val mutable m_prevmemused
= 0
4570 method infochanged
= function
4572 if m_prevmemused
!= state.memused
4574 m_prevmemused
<- state.memused
;
4575 G.postRedisplay "memusedchanged";
4577 | Pdim
-> G.postRedisplay "pdimchanged"
4578 | Docinfo
-> fillsrc prevmode prevuioh
4580 method key key mask
=
4581 if not
(Wsi.withctrl mask
)
4584 | 0xff51 | 0xff96 -> coe (self#updownlevel ~
-1) (* (kp) left *)
4585 | 0xff53 | 0xff98 -> coe (self#updownlevel
1) (* (kp) right *)
4586 | _ -> super#
key key mask
4587 else super#
key key mask
4589 G.postRedisplay "info";
4595 inherit lvsourcebase
4596 method getitemcount
= Array.length
state.help
4598 let s, l, _ = state.help
.(n) in
4601 method exit ~
uioh ~cancel ~
active ~
first ~pan ~
qsearch =
4605 m_qsearch
<- qsearch;
4606 match state.help
.(active) with
4607 | _, _, Action
f -> Some
(f uioh)
4617 method hasaction
n =
4618 match state.help
.(n) with
4619 | _, _, Action
_ -> true
4626 let modehash = findkeyhash conf "help" in
4627 state.uioh <- coe (new listview ~
source ~trusted
:true ~
modehash);
4628 G.postRedisplay "help";
4633 let re = Str.regexp
"[\r\n]" in
4635 inherit lvsourcebase
4636 val mutable m_items
= [||]
4638 method getitemcount
= 1 + Array.length m_items
4643 else m_items
.(n-1), 0
4645 method exit ~
uioh ~cancel ~
active ~
first ~pan ~
qsearch =
4650 then Buffer.clear
state.errmsgs
;
4651 m_qsearch
<- qsearch;
4658 method hasaction
n =
4662 state.newerrmsgs
<- false;
4663 let l = Str.split
re (Buffer.contents
state.errmsgs
) in
4664 m_items
<- Array.of_list
l
4672 let source = (msgsource :> lvsource
) in
4673 let modehash = findkeyhash conf "listview" in
4674 state.uioh <- coe (object
4675 inherit listview ~
source ~trusted
:false ~
modehash as super
4678 then msgsource#reset
;
4681 G.postRedisplay "msgs";
4684 let quickbookmark ?title
() =
4685 match state.layout with
4691 let sec = Unix.gettimeofday
() in
4692 let tm = Unix.localtime
sec in
4693 Printf.sprintf
"Quick (page %d) (bookmarked at %d/%d/%d %d:%d)"
4697 (tm.Unix.tm_year
+ 1900)
4700 | Some
title -> title
4702 state.bookmarks
<- (title, 0, getanchor1 l) :: state.bookmarks
4706 state.fullscreen
<- None
;
4710 let setautoscrollspeed step goingdown
=
4711 let incr = max
1 ((abs step
) / 2) in
4712 let incr = if goingdown
then incr else -incr in
4713 let astep = step
+ incr in
4714 state.autoscroll
<- Some
astep;
4717 let gotounder = function
4718 | Ulinkgoto
(pageno, top) ->
4722 gotopage1 pageno top;
4728 | Uremote
(filename
, pageno) ->
4730 if Sys.file_exists filename
4733 let dir = Filename.dirname
state.path in
4734 let path = Filename.concat
dir filename
in
4735 if Sys.file_exists
path
4739 if String.length
path > 0
4741 let anchor = getanchor () in
4742 let ranchor = state.path, state.password
, anchor in
4743 state.anchor <- (pageno, 0.0, 0.0);
4744 state.ranchors
<- ranchor :: state.ranchors
;
4747 else showtext '
!'
("Could not find " ^ filename
)
4749 | Uunexpected
_ | Ulaunch
_ | Unamed
_ | Utext
_ | Unone
-> ()
4753 match conf.columns
with
4755 | _ -> conf.zoom > 1.0
4758 let existsinrow pageno (columns
, coverA
, coverB
) p =
4759 let last = ((pageno - coverA
) mod columns
) + columns
in
4760 let rec any = function
4763 if l.pageno = coverA
- 1 || l.pageno = state.pagecount
- coverB
4767 then (if l.pageno = last then false else any rest
)
4775 match state.layout with
4778 match conf.columns
with
4780 if conf.presentation
&& rest
== [] && l.pageh
> l.pagey + l.pagevh
4782 let y = clamp (pgscale conf.winh
) in
4785 let pageno = min
(l.pageno+1) (state.pagecount
-1) in
4786 gotoghyll (getpagey pageno)
4787 | Cmulti
((c, _, _) as cl
, _) ->
4788 if conf.presentation
4789 && (existsinrow l.pageno cl
4790 (fun l -> l.pageh
> l.pagey + l.pagevh))
4792 let y = clamp (pgscale conf.winh
) in
4795 let pageno = min
(l.pageno+c) (state.pagecount
-1) in
4796 gotoghyll (getpagey pageno)
4798 if l.pageno < state.pagecount
- 1 || l.pagecol
< n - 1
4800 let pagey, pageh
= getpageyh l.pageno in
4801 let pagey = pagey + pageh
* l.pagecol
in
4802 let ips = if l.pagecol
= 0 then 0 else conf.interpagespace
in
4803 gotoghyll (pagey + pageh
+ ips)
4807 match state.layout with
4810 match conf.columns
with
4812 if conf.presentation
&& l.pagey != 0
4814 gotoghyll (clamp (pgscale ~
-(conf.winh
)))
4816 let pageno = max
0 (l.pageno-1) in
4817 gotoghyll (getpagey pageno)
4818 | Cmulti
((c, _, coverB
) as cl
, _) ->
4819 if conf.presentation
&&
4820 (existsinrow l.pageno cl
(fun l -> l.pagey != 0))
4822 gotoghyll (clamp (pgscale ~
-(conf.winh
)))
4825 if l.pageno = state.pagecount
- coverB
4829 let pageno = max
0 (l.pageno-decr) in
4830 gotoghyll (getpagey pageno)
4838 let pageno = max
0 (l.pageno-1) in
4839 let pagey, pageh
= getpageyh pageno in
4842 let pagey, pageh
= getpageyh l.pageno in
4843 pagey + pageh
* (l.pagecol
-1) - conf.interpagespace
4848 let viewkeyboard key mask
=
4850 let mode = state.mode in
4851 state.mode <- Textentry
(te, fun _ -> state.mode <- mode);
4854 G.postRedisplay "view:enttext"
4856 let ctrl = Wsi.withctrl mask
in
4858 if key >= 0xffb0 && key < 0xffb9 then key - 0xffb0 + 48 else key
4864 | 0xff63 -> (* insert *)
4865 if conf.angle
mod 360 = 0 && not
(isbirdseye state.mode)
4867 state.mode <- LinkNav
(Ltgendir
0);
4870 else showtext '
!'
"Keyboard link navigation does not work under rotation"
4872 | 0xff1b | 113 -> (* escape / q *)
4873 begin match state.mstate
with
4875 state.mstate
<- Mnone
;
4876 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
4877 G.postRedisplay "kill zoom rect";
4879 begin match state.mode with
4882 G.postRedisplay "esc leave linknav"
4884 match state.ranchors
with
4886 | (path, password
, anchor) :: rest
->
4887 state.ranchors
<- rest
;
4888 state.anchor <- anchor;
4889 opendoc path password
""
4893 | 0xff08 -> (* backspace *)
4894 gotoghyll (getnav ~
-1)
4902 G.postRedisplay "dehighlight";
4904 | 47 | 63 -> (* / ? *)
4905 let ondone isforw
s =
4906 cbput state.hists
.pat
s;
4907 state.searchpattern
<- s;
4910 let s = String.create
1 in
4911 s.[0] <- Char.chr
key;
4912 enttext (s, "", Some
(onhist state.hists
.pat
),
4913 textentry, ondone (key = 47), true)
4915 | 43 | 0xffab | 61 when ctrl -> (* ctrl-+ or ctrl-= *)
4916 let incr = if conf.zoom +. 0.01 > 0.1 then 0.1 else 0.01 in
4917 setzoom (conf.zoom +. incr)
4919 | 43 | 0xffab -> (* + *)
4922 try int_of_string
s with exc
->
4923 state.text <- Printf.sprintf
"bad integer `%s': %s"
4924 s (Printexc.to_string exc
);
4930 state.text <- "page bias is now " ^ string_of_int
n;
4933 enttext ("page bias: ", "", None
, intentry, ondone, true)
4935 | 45 | 0xffad when ctrl -> (* ctrl-- *)
4936 let decr = if conf.zoom -. 0.1 < 0.1 then 0.01 else 0.1 in
4937 setzoom (max
0.01 (conf.zoom -. decr))
4939 | 45 | 0xffad -> (* - *)
4940 let ondone msg
= state.text <- msg
in
4942 "option [acfhilpstvxACFPRSZTIS]: ", "", None
,
4943 optentry state.mode, ondone, true
4946 | 48 when ctrl -> (* ctrl-0 *)
4949 | 49 when ctrl -> (* ctrl-1 *)
4951 match conf.columns
with
4952 | Csingle
_ | Cmulti
_ -> 1
4953 | Csplit
(n, _) -> n
4955 let zoom = zoomforh
conf.winw
conf.winh
state.scrollw
cols in
4959 | 0xffc6 -> (* f9 *)
4962 | 57 when ctrl -> (* ctrl-9 *)
4965 | (48 | 49 | 50 | 51 | 52 | 53 | 54 | 55 | 56 | 57)
4966 when not
ctrl -> (* 0..9 *)
4969 try int_of_string
s with exc
->
4970 state.text <- Printf.sprintf
"bad integer `%s': %s"
4971 s (Printexc.to_string exc
);
4977 cbput state.hists
.pag
(string_of_int
n);
4978 gotopage1 (n + conf.pagebias
- 1) 0;
4981 let pageentry text key =
4982 match Char.unsafe_chr
key with
4983 | 'g'
-> TEdone
text
4984 | _ -> intentry text key
4986 let text = "x" in text.[0] <- Char.chr
key;
4987 enttext (":", text, Some
(onhist state.hists
.pag
), pageentry, ondone, true)
4990 state.scrollw
<- if state.scrollw
> 0 then 0 else conf.scrollbw
;
4991 reshape conf.winw
conf.winh
;
4994 conf.hlinks
<- not
conf.hlinks
;
4995 state.text <- "highlightlinks " ^
if conf.hlinks
then "on" else "off";
4996 G.postRedisplay "toggle highlightlinks";
4999 state.glinks
<- true;
5000 let mode = state.mode in
5001 state.mode <- Textentry
(
5002 (":", "", None
, linknentry, linkndone gotounder, false),
5004 state.glinks
<- false;
5008 G.postRedisplay "view:linkent(F)"
5011 state.glinks
<- true;
5012 let mode = state.mode in
5013 state.mode <- Textentry
(
5014 (":", "", None
, linknentry, linkndone (fun under ->
5015 match Ne.pipe () with
5017 showtext '
!'
(Printf.sprintf
"pipe failed: %s"
5018 (Printexc.to_string exn
));
5021 try popen conf.selcmd
[r, 0; w, -1]; true
5024 (Printf.sprintf
"failed to execute %s: %s"
5025 conf.selcmd
(Printexc.to_string exn
));
5029 Ne.clo fd
(fun msg
->
5030 showtext '
!'
(Printf.sprintf
"failed to close %s: %s" cap msg
)
5033 let s = undertext under in
5037 let l = String.length
s in
5038 let n = Unix.write
w s 0 l in
5043 "failed to write %d characters to sel pipe, wrote %d"
5048 (Printf.sprintf
"failed to write to sel pipe: %s"
5049 (Printexc.to_string exn
)
5058 state.glinks
<- false;
5062 G.postRedisplay "view:linkent"
5065 begin match state.autoscroll
with
5067 conf.autoscrollstep
<- step
;
5068 state.autoscroll
<- None
5070 if conf.autoscrollstep
= 0
5071 then state.autoscroll
<- Some
1
5072 else state.autoscroll
<- Some
conf.autoscrollstep
5075 | 112 when ctrl -> (* ctrl-p *)
5079 setpresentationmode (not
conf.presentation
);
5080 showtext ' '
("presentation mode " ^
5081 if conf.presentation
then "on" else "off");
5084 begin match state.fullscreen
with
5086 state.fullscreen
<- Some
(conf.winw
, conf.winh
);
5089 state.fullscreen
<- None
;
5093 | 112 | 78 -> (* p|N *)
5094 search state.searchpattern
false
5096 | 110 | 0xffc0 -> (* n|F3 *)
5097 search state.searchpattern
true
5100 begin match state.layout with
5103 gotoy_and_clear_text (getpagey l.pageno)
5109 | 0xff9f | 0xffff -> (* delete *)
5113 showtext ' '
(describe_location ());
5116 begin match state.layout with
5119 doreshape (l.pagew
+ state.scrollw
) l.pageh
;
5124 enterbookmarkmode ()
5126 | 104 | 0xffbe -> (* h|F1 *)
5132 | 101 when Buffer.length
state.errmsgs
> 0 -> (* e *)
5137 match state.layout with
5139 if String.length
s > 0
5141 state.bookmarks
<- (s, 0, getanchor1 l) :: state.bookmarks
5144 enttext ("bookmark: ", "", None
, textentry, ondone, true)
5148 showtext ' '
"Quick bookmark added";
5151 begin match state.layout with
5153 let rect = getpdimrect
l.pagedimno
in
5157 (truncate
(1.8 *. (rect.(1) -. rect.(0))),
5158 truncate
(1.2 *. (rect.(3) -. rect.(0))))
5160 (truncate
(rect.(1) -. rect.(0)),
5161 truncate
(rect.(3) -. rect.(0)))
5163 let w = truncate
((float w)*.conf.zoom)
5164 and h = truncate
((float h)*.conf.zoom) in
5167 state.anchor <- getanchor ();
5168 doreshape (w + state.scrollw
) (h + conf.interpagespace
)
5170 G.postRedisplay "z";
5175 | 50 when ctrl -> (* ctrl-2 *)
5176 let maxw = getmaxw
() in
5178 then setzoom (maxw /. float conf.winw
)
5180 | 60 | 62 -> (* < > *)
5181 reqlayout (conf.angle
+ (if key = 62 then 30 else -30)) conf.proportional
5183 | 91 | 93 -> (* [ ] *)
5185 bound (conf.colorscale
+. (if key = 93 then 0.1 else -0.1)) 0.0 1.0
5187 G.postRedisplay "brightness";
5189 | 99 when state.mode = View
-> (* c *)
5191 match state.prevcolumns
with
5192 | None
-> (1, 0, 0), 1.0
5193 | Some
(columns
, z
) ->
5196 | Csplit
(c, _) -> -c, 0, 0
5197 | Cmulti
((c, a, b), _) -> c, a, b
5198 | Csingle
_ -> 1, 0, 0
5202 setcolumns View
c a b;
5205 | 0xff54 | 0xff52 when ctrl && Wsi.withshift mask
->
5206 setzoom state.prevzoom
5208 | 107 | 0xff52 | 0xff97 -> (* k (kp) up *)
5209 begin match state.autoscroll
with
5211 begin match state.mode with
5212 | Birdseye beye
-> upbirdseye 1 beye
5215 then gotoy_and_clear_text (clamp ~
-(conf.winh
/2))
5216 else gotoy_and_clear_text (clamp (-conf.scrollstep
))
5219 setautoscrollspeed n false
5222 | 106 | 0xff54 | 0xff99 -> (* j (kp) down *)
5223 begin match state.autoscroll
with
5225 begin match state.mode with
5226 | Birdseye beye
-> downbirdseye 1 beye
5229 then gotoy_and_clear_text (clamp (conf.winh
/2))
5230 else gotoy_and_clear_text (clamp conf.scrollstep
)
5233 setautoscrollspeed n true
5236 | 0xff51 | 0xff53 when not
(Wsi.withalt mask
) -> (* left / right *)
5242 else conf.hscrollstep
5244 let dx = if key = 0xff51 then dx else -dx in
5245 state.x <- state.x + dx;
5246 gotoy_and_clear_text state.y
5249 G.postRedisplay "lef/right"
5252 | 0xff55 | 0xff9a -> (* (kp) prior *)
5256 match state.layout with
5258 | l :: _ -> state.y - l.pagey
5260 clamp (pgscale (-conf.winh
))
5264 | 0xff56 | 0xff9b -> (* (kp) next *)
5268 match List.rev
state.layout with
5270 | l :: _ -> getpagey l.pageno
5272 clamp (pgscale conf.winh
)
5276 | 103 | 0xff50 | 0xff95 -> (* g (kp) home *)
5278 | 71 | 0xff57 | 0xff9c -> (* G end *)
5279 gotoghyll (clamp state.maxy)
5281 | 0xff53 when Wsi.withalt mask
-> (* alt-right *)
5282 gotoghyll (getnav 1)
5283 | 0xff51 when Wsi.withalt mask
-> (* alt-left *)
5284 gotoghyll (getnav ~
-1)
5289 | 118 when conf.debug
-> (* v *)
5292 match getopaque l.pageno with
5295 let x0, y0, x1, y1 = pagebbox opaque
in
5296 let a,b = float x0, float y0 in
5297 let c,d = float x1, float y0 in
5298 let e,f = float x1, float y1 in
5299 let h,j
= float x0, float y1 in
5300 let rect = (a,b,c,d,e,f,h,j
) in
5302 state.rects
<- (l.pageno, l.pageno mod 3, rect) :: state.rects
;
5304 G.postRedisplay "v";
5307 vlog "huh? %s" (Wsi.keyname
key)
5310 let linknavkeyboard key mask
linknav =
5311 let getpage pageno =
5312 let rec loop = function
5314 | l :: _ when l.pageno = pageno -> Some
l
5315 | _ :: rest
-> loop rest
5316 in loop state.layout
5318 let doexact (pageno, n) =
5319 match getopaque pageno, getpage pageno with
5320 | Some opaque
, Some
l ->
5321 if key = 0xff0d || key = 0xff8d (* (kp)enter *)
5323 let under = getlink opaque
n in
5324 G.postRedisplay "link gotounder";
5330 | 0xff50 -> (* home *)
5331 Some
(findlink opaque LDfirst
), -1
5333 | 0xff57 -> (* end *)
5334 Some
(findlink opaque LDlast
), 1
5336 | 0xff51 -> (* left *)
5337 Some
(findlink opaque
(LDleft
n)), -1
5339 | 0xff53 -> (* right *)
5340 Some
(findlink opaque
(LDright
n)), 1
5342 | 0xff52 -> (* up *)
5343 Some
(findlink opaque
(LDup
n)), -1
5345 | 0xff54 -> (* down *)
5346 Some
(findlink opaque
(LDdown
n)), 1
5351 begin match findpwl
l.pageno dir with
5355 state.mode <- LinkNav
(Ltgendir
dir);
5356 let y, h = getpageyh pageno in
5359 then y + h - conf.winh
5364 begin match getopaque pageno, getpage pageno with
5365 | Some opaque
, Some
_ ->
5367 let ld = if dir > 0 then LDfirst
else LDlast
in
5370 begin match link with
5372 showlinktype (getlink opaque
m);
5373 state.mode <- LinkNav
(Ltexact
(pageno, m));
5374 G.postRedisplay "linknav jpage";
5381 begin match opt with
5382 | Some Lnotfound
-> pwl l dir;
5383 | Some
(Lfound
m) ->
5387 let _, y0, _, y1 = getlinkrect opaque
m in
5389 then gotopage1 l.pageno y0
5391 let d = fstate.fontsize
+ 1 in
5392 if y1 - l.pagey > l.pagevh - d
5393 then gotopage1 l.pageno (y1 - conf.winh
- state.hscrollh + d)
5394 else G.postRedisplay "linknav";
5396 showlinktype (getlink opaque
m);
5397 state.mode <- LinkNav
(Ltexact
(l.pageno, m));
5400 | None
-> viewkeyboard key mask
5402 | _ -> viewkeyboard key mask
5407 G.postRedisplay "leave linknav"
5411 | Ltgendir
_ -> viewkeyboard key mask
5412 | Ltexact exact
-> doexact exact
5415 let keyboard key mask
=
5416 if (key = 103 && Wsi.withctrl mask
) && not
(istextentry state.mode)
5417 then wcmd "interrupt"
5418 else state.uioh <- state.uioh#
key key mask
5421 let birdseyekeyboard key mask
5422 ((oconf
, leftx
, pageno, hooverpageno
, anchor) as beye
) =
5424 match conf.columns
with
5426 | Cmulti
((c, _, _), _) -> c
5427 | Csplit
_ -> failwith
"bird's eye split mode"
5429 let pgh layout = List.fold_left
(fun m l -> max
l.pageh
m) conf.winh
layout in
5431 | 108 when Wsi.withctrl mask
-> (* ctrl-l *)
5432 let y, h = getpageyh pageno in
5433 let top = (conf.winh
- h) / 2 in
5434 gotoy (max
0 (y - top))
5435 | 0xff0d (* enter *)
5436 | 0xff8d -> leavebirdseye beye
false (* kp enter *)
5437 | 0xff1b -> leavebirdseye beye
true (* escape *)
5438 | 0xff52 -> upbirdseye incr beye
(* up *)
5439 | 0xff54 -> downbirdseye incr beye
(* down *)
5440 | 0xff51 -> upbirdseye 1 beye
(* left *)
5441 | 0xff53 -> downbirdseye 1 beye
(* right *)
5443 | 0xff55 -> (* prior *)
5444 begin match state.layout with
5448 state.mode <- Birdseye
(
5449 oconf
, leftx
, l.pageno, hooverpageno
, anchor
5451 gotopage1 l.pageno 0;
5454 let layout = layout (state.y-conf.winh
) (pgh state.layout) in
5456 | [] -> gotoy (clamp (-conf.winh
))
5458 state.mode <- Birdseye
(
5459 oconf
, leftx
, l.pageno, hooverpageno
, anchor
5461 gotopage1 l.pageno 0
5464 | [] -> gotoy (clamp (-conf.winh
))
5467 | 0xff56 -> (* next *)
5468 begin match List.rev
state.layout with
5470 let layout = layout (state.y + (pgh state.layout)) conf.winh
in
5471 begin match layout with
5473 let incr = l.pageh
- l.pagevh in
5478 oconf
, leftx
, state.pagecount
- 1, hooverpageno
, anchor
5480 G.postRedisplay "birdseye pagedown";
5482 else gotoy (clamp (incr + conf.interpagespace
*2));
5486 Birdseye
(oconf
, leftx
, l.pageno, hooverpageno
, anchor);
5487 gotopage1 l.pageno 0;
5490 | [] -> gotoy (clamp conf.winh
)
5493 | 0xff50 -> (* home *)
5494 state.mode <- Birdseye
(oconf
, leftx
, 0, hooverpageno
, anchor);
5497 | 0xff57 -> (* end *)
5498 let pageno = state.pagecount
- 1 in
5499 state.mode <- Birdseye
(oconf
, leftx
, pageno, hooverpageno
, anchor);
5500 if not
(pagevisible state.layout pageno)
5503 match List.rev
state.pdims
with
5505 | (_, _, h, _) :: _ -> h
5507 gotoy (max
0 (getpagey pageno - (conf.winh
- h - conf.interpagespace
)))
5508 else G.postRedisplay "birdseye end";
5509 | _ -> viewkeyboard key mask
5512 let drawpage l linkindexbase
=
5514 match state.mode with
5515 | Textentry
_ -> scalecolor 0.4
5517 | View
-> scalecolor 1.0
5518 | Birdseye
(_, _, pageno, hooverpageno
, _) ->
5519 if l.pageno = hooverpageno
5522 if l.pageno = pageno
5528 begin match getopaque l.pageno with
5530 if tileready l l.pagex
l.pagey
5532 let x = l.pagedispx - l.pagex
5533 and y = l.pagedispy - l.pagey in
5535 match conf.columns
with
5536 | Csingle
_ | Cmulti
_ ->
5537 (if conf.hlinks
then 1 else 0)
5539 && not
(isbirdseye state.mode) then 2 else 0)
5543 match state.mode with
5544 | Textentry
((_, s, _, _, _, _), _) when state.glinks
-> s
5547 postprocess opaque
hlmask x y (linkindexbase
, s, conf.hfsize
);
5554 let scrollindicator () =
5555 let sbw, ph
, sh = state.uioh#
scrollph in
5556 let sbh, pw, sw = state.uioh#scrollpw
in
5558 GlDraw.color (0.64, 0.64, 0.64);
5560 (float (conf.winw
- sbw), 0.)
5561 (float conf.winw
, float conf.winh
)
5564 (0., float (conf.winh
- sbh))
5565 (float (conf.winw
- state.scrollw
- 1), float conf.winh
)
5567 GlDraw.color (0.0, 0.0, 0.0);
5570 (float (conf.winw
- sbw), ph
)
5571 (float conf.winw
, ph
+. sh)
5574 (pw, float (conf.winh
- sbh))
5575 (pw +. sw, float conf.winh
)
5580 match state.mstate
with
5581 | Mnone
| Mscrolly
| Mscrollx
| Mpan
_ | Mzoom
_ | Mzoomrect
_ ->
5584 | Msel
((x0, y0), (x1, y1)) ->
5585 let rec loop = function
5587 if ((y0 >= l.pagedispy && y0 <= (l.pagedispy + l.pagevh))
5588 || ((y1 >= l.pagedispy && y1 <= (l.pagedispy + l.pagevh))))
5589 && ((x0 >= l.pagedispx && x0 <= (l.pagedispx + l.pagevw))
5590 || ((x1 >= l.pagedispx && x1 <= (l.pagedispx + l.pagevw))))
5592 match getopaque l.pageno with
5594 let x0, y0 = pagetranslatepoint l x0 y0 in
5595 let x1, y1 = pagetranslatepoint l x1 y1 in
5596 seltext opaque
(x0, y0, x1, y1);
5604 let showrects rects
=
5606 GlDraw.color (0.0, 0.0, 1.0) ~alpha
:0.5;
5607 GlDraw.polygon_mode `both `fill
;
5608 GlFunc.blend_func `src_alpha `one_minus_src_alpha
;
5610 (fun (pageno, c, (x0, y0, x1, y1, x2
, y2
, x3
, y3
)) ->
5612 if l.pageno = pageno
5614 let dx = float (l.pagedispx - l.pagex
) in
5615 let dy = float (l.pagedispy - l.pagey) in
5616 GlDraw.color (0.0, 0.0, 1.0 /. float c) ~alpha
:0.5;
5617 GlDraw.begins `quads
;
5619 GlDraw.vertex2
(x0+.dx, y0+.dy);
5620 GlDraw.vertex2
(x1+.dx, y1+.dy);
5621 GlDraw.vertex2
(x2
+.dx, y2
+.dy);
5622 GlDraw.vertex2
(x3
+.dx, y3
+.dy);
5633 GlClear.color (scalecolor2 conf.bgcolor
);
5634 GlClear.clear
[`
color];
5635 let rec loop linkindexbase
= function
5637 let linkindexbase = linkindexbase + drawpage l linkindexbase in
5638 loop linkindexbase rest
5641 loop 0 state.layout;
5643 match state.mode with
5644 | LinkNav
(Ltexact
(pageno, linkno
)) ->
5645 begin match getopaque pageno with
5647 let x0, y0, x1, y1 = getlinkrect opaque linkno
in
5654 | None
-> state.rects
5661 begin match state.mstate
with
5662 | Mzoomrect
((x0, y0), (x1, y1)) ->
5664 GlDraw.color (0.3, 0.3, 0.3) ~alpha
:0.5;
5665 GlFunc.blend_func `src_alpha `one_minus_src_alpha
;
5666 GlDraw.rect (float x0, float y0)
5667 (float x1, float y1);
5673 if not
state.wthack
then Wsi.swapb
();
5676 let zoomrect x y x1 y1 =
5679 and y0 = min
y y1 in
5680 gotoy (state.y + y0);
5681 state.anchor <- getanchor ();
5682 let zoom = (float conf.winw
*. conf.zoom) /. float (x1 - x0) in
5684 if state.w < conf.winw
- state.scrollw
5685 then (conf.winw
- state.scrollw
- state.w) / 2
5688 state.x <- (state.x + margin) - x0;
5690 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
5691 state.mstate
<- Mnone
;
5695 let winw = conf.winw - state.scrollw
- 1 in
5696 let s = float x /. float winw in
5697 let destx = truncate
(float (state.w + winw) *. s) in
5698 state.x <- winw - destx;
5699 gotoy_and_clear_text state.y;
5700 state.mstate
<- Mscrollx
;
5704 let s = float y /. float conf.winh
in
5705 let desty = truncate
(float (state.maxy - conf.winh
) *. s) in
5706 gotoy_and_clear_text desty;
5707 state.mstate
<- Mscrolly
;
5710 let viewmouse button down
x y mask
=
5712 | n when (n == 4 || n == 5) && not down
->
5713 if Wsi.withctrl mask
5715 match state.mstate
with
5716 | Mzoom
(oldn
, i
) ->
5724 if conf.zoom +. 0.01 > 0.1 then 0.1 else 0.01
5726 if conf.zoom -. 0.1 < 0.1 then -0.01 else -0.1
5728 let zoom = conf.zoom -. incr in
5730 state.mstate
<- Mzoom
(n, 0);
5732 state.mstate
<- Mzoom
(n, i
+1);
5734 else state.mstate
<- Mzoom
(n, 0)
5736 | _ -> state.mstate
<- Mzoom
(n, 0)
5739 match state.autoscroll
with
5740 | Some step
-> setautoscrollspeed step
(n=4)
5751 then -conf.scrollstep
5752 else conf.scrollstep
5754 let incr = incr * 2 in
5755 let y = clamp incr in
5756 gotoy_and_clear_text y
5759 | n when (n = 6 || n = 7) && not down
&& canpan () ->
5760 state.x <- state.x + (if n = 7 then -2 else 2) * conf.hscrollstep
;
5761 gotoy_and_clear_text state.y
5763 | 1 when Wsi.withctrl mask
->
5766 Wsi.setcursor
Wsi.CURSOR_CROSSHAIR
;
5767 state.mstate
<- Mpan
(x, y)
5770 state.mstate
<- Mnone
5775 Wsi.setcursor
Wsi.CURSOR_CYCLE
;
5777 state.mstate
<- Mzoomrect
(p, p)
5780 match state.mstate
with
5781 | Mzoomrect
((x0, y0), _) ->
5782 if abs
(x-x0) > 10 && abs
(y - y0) > 10
5783 then zoomrect x0 y0 x y
5785 state.mstate
<- Mnone
;
5786 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
5787 G.postRedisplay "kill accidental zoom rect";
5790 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
5791 state.mstate
<- Mnone
5794 | 1 when x > conf.winw - state.scrollw
->
5797 let _, position, sh = state.uioh#
scrollph in
5798 if y > truncate
position && y < truncate
(position +. sh)
5799 then state.mstate
<- Mscrolly
5802 state.mstate
<- Mnone
5804 | 1 when y > conf.winh
- state.hscrollh ->
5807 let _, position, sw = state.uioh#scrollpw
in
5808 if x > truncate
position && x < truncate
(position +. sw)
5809 then state.mstate
<- Mscrollx
5812 state.mstate
<- Mnone
5815 let dest = if down
then getunder x y else Unone
in
5816 begin match dest with
5820 | Uunexpected
_ | Ulaunch
_ | Unamed
_ ->
5823 | Unone
when down
->
5824 Wsi.setcursor
Wsi.CURSOR_CROSSHAIR
;
5825 state.mstate
<- Mpan
(x, y);
5827 | Unone
| Utext
_ ->
5830 if conf.angle
mod 360 = 0
5832 state.mstate
<- Msel
((x, y), (x, y));
5833 G.postRedisplay "mouse select";
5837 match state.mstate
with
5840 | Mzoom
_ | Mscrollx
| Mscrolly
->
5841 state.mstate
<- Mnone
5843 | Mzoomrect
((x0, y0), _) ->
5847 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
5848 state.mstate
<- Mnone
5850 | Msel
((x0, y0), (x1, y1)) ->
5851 let rec loop = function
5855 let a0 = l.pagedispy in
5856 let a1 = a0 + l.pagevh in
5857 let b0 = l.pagedispx in
5858 let b1 = b0 + l.pagevw in
5859 ((y0 >= a0 && y0 <= a1) || (y1 >= a0 && y1 <= a1))
5860 && ((x0 >= b0 && x0 <= b1) || (x1 >= b0 && x1 <= b1))
5864 match getopaque l.pageno with
5867 match Ne.pipe () with
5871 "can not create sel pipe: %s"
5872 (Printexc.to_string exn
));
5874 let doclose what fd
=
5875 Ne.clo fd
(fun msg
->
5876 dolog "%s close failed: %s" what msg
)
5879 popen conf.selcmd
[r, 0; w, -1];
5882 G.postRedisplay "copysel";
5884 dolog "can not execute %S: %s"
5885 conf.selcmd
(Printexc.to_string exn
);
5893 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
5894 state.mstate
<- Mnone
;
5901 let birdseyemouse button down
x y mask
5902 (conf, leftx
, _, hooverpageno
, anchor) =
5905 let rec loop = function
5908 if y > l.pagedispy && y < l.pagedispy + l.pagevh
5909 && x > l.pagedispx && x < l.pagedispx + l.pagevw
5911 leavebirdseye (conf, leftx
, l.pageno, hooverpageno
, anchor) false;
5917 | _ -> viewmouse button down
x y mask
5920 let mouse button down
x y mask
=
5921 state.uioh <- state.uioh#button button down
x y mask
;
5925 state.uioh <- state.uioh#
motion x y
5929 state.uioh <- state.uioh#
pmotion x y;
5935 method key key mask
=
5936 begin match state.mode with
5937 | Textentry
textentry -> textentrykeyboard key mask
textentry
5938 | Birdseye
birdseye -> birdseyekeyboard key mask
birdseye
5939 | View
-> viewkeyboard key mask
5940 | LinkNav
linknav -> linknavkeyboard key mask
linknav
5944 method button button bstate
x y mask
=
5945 begin match state.mode with
5947 | View
-> viewmouse button bstate
x y mask
5948 | Birdseye beye
-> birdseyemouse button bstate
x y mask beye
5954 begin match state.mode with
5956 | View
| Birdseye
_ | LinkNav
_ ->
5957 match state.mstate
with
5958 | Mzoom
_ | Mnone
-> ()
5963 state.mstate
<- Mpan
(x, y);
5965 then state.x <- state.x + dx;
5967 gotoy_and_clear_text y
5970 state.mstate
<- Msel
(a, (x, y));
5971 G.postRedisplay "motion select";
5974 let y = min
conf.winh
(max
0 y) in
5978 let x = min
conf.winw (max
0 x) in
5981 | Mzoomrect
(p0
, _) ->
5982 state.mstate
<- Mzoomrect
(p0
, (x, y));
5983 G.postRedisplay "motion zoomrect";
5987 method pmotion x y =
5988 begin match state.mode with
5989 | Birdseye
(conf, leftx
, pageno, hooverpageno
, anchor) ->
5990 let rec loop = function
5992 if hooverpageno
!= -1
5994 state.mode <- Birdseye
(conf, leftx
, pageno, -1, anchor);
5995 G.postRedisplay "pmotion birdseye no hoover";
5998 if y > l.pagedispy && y < l.pagedispy + l.pagevh
5999 && x > l.pagedispx && x < l.pagedispx + l.pagevw
6001 state.mode <- Birdseye
(conf, leftx
, pageno, l.pageno, anchor);
6002 G.postRedisplay "pmotion birdseye hoover";
6012 match state.mstate
with
6013 | Mnone
-> updateunder x y
6014 | Mpan
_ | Msel
_ | Mzoom
_ | Mscrolly
| Mscrollx
| Mzoomrect
_ ->
6019 method infochanged
_ = ()
6022 let maxy = state.maxy - (if conf.maxhfit
then conf.winh
else 0) in
6023 let p, h = scrollph state.y maxy in
6027 let winw = conf.winw - state.scrollw
- 1 in
6028 let fwinw = float winw in
6030 let sw = fwinw /. float state.w in
6031 let sw = fwinw *. sw in
6032 max
sw (float conf.scrollh
)
6035 let f = state.w+winw in
6036 let r = float (winw-state.x) /. float f in
6037 let p = fwinw *. r in
6041 if position +. sw > fwinw
6042 then fwinw -. position
6045 state.hscrollh, position, sw
6049 match state.mode with
6050 | LinkNav
_ -> "links"
6051 | Textentry
_ -> "textentry"
6052 | Birdseye
_ -> "birdseye"
6055 findkeyhash conf modename
6062 let fontpath = ref "";;
6065 Map.Make
(struct type t
= (int * int) let compare = compare end);;
6068 let l = String.length
s in
6069 let b = Buffer.create
l in
6075 try Sys.getenv
"HOME"
6078 ("Can not determine home directory location: " ^
6079 Printexc.to_string exn
);
6083 let modifier_of_string = function
6084 | "alt" -> Wsi.altmask
6085 | "shift" -> Wsi.shiftmask
6086 | "ctrl" | "control" -> Wsi.ctrlmask
6087 | "meta" -> Wsi.metamask
6092 let r = Str.regexp
"-" in
6094 let elems = Str.full_split
r s in
6097 let m1 = modifier_of_string s in
6099 then (Wsi.namekey
s, m)
6102 | Str.Delim
s when n land 1 = 0 -> g s
6104 | Str.Delim
_ -> (k
, m)
6106 let rec loop n k
m = function
6109 let k, m = f n k m x in
6115 let keys_of_string =
6116 let r = Str.regexp
"[ \t]" in
6118 let elems = Str.split
r s in
6119 List.map
key_of_string elems
6122 let copykeyhashes c =
6123 List.map
(fun (k, v) -> k, Hashtbl.copy
v) c.keyhashes
;
6126 let config_of c attrs
=
6130 | "scroll-bar-width" -> { c with scrollbw
= max
0 (int_of_string
v) }
6131 | "scroll-handle-height" -> { c with scrollh
= max
0 (int_of_string
v) }
6132 | "case-insensitive-search" -> { c with icase
= bool_of_string
v }
6133 | "preload" -> { c with preload = bool_of_string
v }
6134 | "page-bias" -> { c with pagebias
= int_of_string
v }
6135 | "scroll-step" -> { c with scrollstep
= max
1 (int_of_string
v) }
6136 | "horizontal-scroll-step" ->
6137 { c with hscrollstep
= max
(int_of_string
v) 1 }
6138 | "auto-scroll-step" ->
6139 { c with autoscrollstep
= max
0 (int_of_string
v) }
6140 | "max-height-fit" -> { c with maxhfit
= bool_of_string
v }
6141 | "crop-hack" -> { c with crophack
= bool_of_string
v }
6144 match String.lowercase
v with
6145 | "true" -> Some infinity
6147 | f -> Some
(float_of_string
f)
6149 { c with maxwait
= mw}
6150 | "highlight-links" -> { c with hlinks
= bool_of_string
v }
6151 | "under-cursor-info" -> { c with underinfo
= bool_of_string
v }
6152 | "vertical-margin" ->
6153 { c with interpagespace
= max
0 (int_of_string
v) }
6155 let zoom = float_of_string
v /. 100. in
6156 let zoom = max
zoom 0.0 in
6157 { c with zoom = zoom }
6158 | "presentation" -> { c with presentation
= bool_of_string
v }
6159 | "rotation-angle" -> { c with angle
= int_of_string
v }
6160 | "width" -> { c with winw = max
20 (int_of_string
v) }
6161 | "height" -> { c with winh
= max
20 (int_of_string
v) }
6162 | "persistent-bookmarks" -> { c with savebmarks
= bool_of_string
v }
6163 | "proportional-display" -> { c with proportional
= bool_of_string
v }
6164 | "pixmap-cache-size" ->
6165 { c with memlimit
= max
2 (int_of_string_with_suffix v) }
6166 | "tex-count" -> { c with texcount
= max
1 (int_of_string
v) }
6167 | "slice-height" -> { c with sliceheight
= max
2 (int_of_string
v) }
6168 | "thumbnail-width" -> { c with thumbw
= max
2 (int_of_string
v) }
6169 | "persistent-location" -> { c with jumpback
= bool_of_string
v }
6170 | "background-color" -> { c with bgcolor
= color_of_string v }
6171 | "scrollbar-in-presentation" ->
6172 { c with scrollbarinpm
= bool_of_string
v }
6173 | "tile-width" -> { c with tilew
= max
2 (int_of_string
v) }
6174 | "tile-height" -> { c with tileh
= max
2 (int_of_string
v) }
6175 | "mupdf-store-size" ->
6176 { c with mustoresize
= max
1024 (int_of_string_with_suffix v) }
6177 | "checkers" -> { c with checkers
= bool_of_string
v }
6178 | "aalevel" -> { c with aalevel
= max
0 (int_of_string
v) }
6179 | "trim-margins" -> { c with trimmargins
= bool_of_string
v }
6180 | "trim-fuzz" -> { c with trimfuzz
= irect_of_string v }
6181 | "uri-launcher" -> { c with urilauncher
= unent v }
6182 | "path-launcher" -> { c with pathlauncher
= unent v }
6183 | "color-space" -> { c with colorspace
= colorspace_of_string v }
6184 | "invert-colors" -> { c with invert
= bool_of_string
v }
6185 | "brightness" -> { c with colorscale
= float_of_string
v }
6186 | "redirectstderr" -> { c with redirectstderr = bool_of_string
v }
6188 { c with ghyllscroll
= Some
(ghyllscroll_of_string v) }
6190 let (n, _, _) as nab
= multicolumns_of_string v in
6192 then { c with columns
= Csplit
(-n, [||]) }
6193 else { c with columns
= Cmulti
(nab
, [||]) }
6194 | "birds-eye-columns" ->
6195 { c with beyecolumns
= Some
(max
(int_of_string
v) 2) }
6196 | "selection-command" -> { c with selcmd
= unent v }
6197 | "update-cursor" -> { c with updatecurs
= bool_of_string
v }
6198 | "hint-font-size" -> { c with hfsize
= bound (int_of_string
v) 5 100 }
6199 | "page-scroll-scale" -> { c with pgscale = float_of_string
v }
6200 | "use-pbo" -> { c with usepbo
= bool_of_string
v }
6201 | "wheel-scrolls-pages" -> { c with wheelbypage
= bool_of_string
v }
6204 prerr_endline
("Error processing attribute (`" ^
6205 k ^
"'=`" ^
v ^
"'): " ^
Printexc.to_string exn
);
6208 let rec fold c = function
6211 let c = apply c k v in
6214 fold { c with keyhashes
= copykeyhashes c } attrs
;
6217 let fromstring f pos
n v d =
6220 dolog "Error processing attribute (%S=%S) at %d\n%s"
6221 n v pos
(Printexc.to_string exn
)
6226 let bookmark_of attrs
=
6227 let rec fold title page
rely visy
= function
6228 | ("title", v) :: rest
-> fold v page
rely visy rest
6229 | ("page", v) :: rest
-> fold title v rely visy rest
6230 | ("rely", v) :: rest
-> fold title page
v visy rest
6231 | ("visy", v) :: rest
-> fold title page
rely v rest
6232 | _ :: rest
-> fold title page
rely visy rest
6233 | [] -> title, page
, rely, visy
6235 fold "invalid" "0" "0" "0" attrs
6239 let rec fold path page
rely pan visy
= function
6240 | ("path", v) :: rest
-> fold v page
rely pan visy rest
6241 | ("page", v) :: rest
-> fold path v rely pan visy rest
6242 | ("rely", v) :: rest
-> fold path page
v pan visy rest
6243 | ("pan", v) :: rest
-> fold path page
rely v visy rest
6244 | ("visy", v) :: rest
-> fold path page
rely pan
v rest
6245 | _ :: rest
-> fold path page
rely pan visy rest
6246 | [] -> path, page
, rely, pan
, visy
6248 fold "" "0" "0" "0" "0" attrs
6252 let rec fold rs ls
= function
6253 | ("out", v) :: rest
-> fold v ls rest
6254 | ("in", v) :: rest
-> fold rs
v rest
6255 | _ :: rest
-> fold ls rs rest
6261 let setconf dst
src =
6262 dst
.scrollbw
<- src.scrollbw
;
6263 dst
.scrollh
<- src.scrollh
;
6264 dst
.icase
<- src.icase
;
6265 dst
.preload <- src.preload;
6266 dst
.pagebias
<- src.pagebias
;
6267 dst
.verbose
<- src.verbose
;
6268 dst
.scrollstep
<- src.scrollstep
;
6269 dst
.maxhfit
<- src.maxhfit
;
6270 dst
.crophack
<- src.crophack
;
6271 dst
.autoscrollstep
<- src.autoscrollstep
;
6272 dst
.maxwait
<- src.maxwait
;
6273 dst
.hlinks
<- src.hlinks
;
6274 dst
.underinfo
<- src.underinfo
;
6275 dst
.interpagespace
<- src.interpagespace
;
6276 dst
.zoom <- src.zoom;
6277 dst
.presentation
<- src.presentation
;
6278 dst
.angle
<- src.angle
;
6279 dst
.winw <- src.winw;
6280 dst
.winh
<- src.winh
;
6281 dst
.savebmarks
<- src.savebmarks
;
6282 dst
.memlimit
<- src.memlimit
;
6283 dst
.proportional
<- src.proportional
;
6284 dst
.texcount
<- src.texcount
;
6285 dst
.sliceheight
<- src.sliceheight
;
6286 dst
.thumbw
<- src.thumbw
;
6287 dst
.jumpback
<- src.jumpback
;
6288 dst
.bgcolor
<- src.bgcolor
;
6289 dst
.scrollbarinpm
<- src.scrollbarinpm
;
6290 dst
.tilew
<- src.tilew
;
6291 dst
.tileh
<- src.tileh
;
6292 dst
.mustoresize
<- src.mustoresize
;
6293 dst
.checkers
<- src.checkers
;
6294 dst
.aalevel
<- src.aalevel
;
6295 dst
.trimmargins
<- src.trimmargins
;
6296 dst
.trimfuzz
<- src.trimfuzz
;
6297 dst
.urilauncher
<- src.urilauncher
;
6298 dst
.colorspace
<- src.colorspace
;
6299 dst
.invert
<- src.invert
;
6300 dst
.colorscale
<- src.colorscale
;
6301 dst
.redirectstderr <- src.redirectstderr;
6302 dst
.ghyllscroll
<- src.ghyllscroll
;
6303 dst
.columns
<- src.columns
;
6304 dst
.beyecolumns
<- src.beyecolumns
;
6305 dst
.selcmd
<- src.selcmd
;
6306 dst
.updatecurs
<- src.updatecurs
;
6307 dst
.pathlauncher
<- src.pathlauncher
;
6308 dst
.keyhashes
<- copykeyhashes src;
6309 dst
.hfsize
<- src.hfsize
;
6310 dst
.hscrollstep
<- src.hscrollstep
;
6311 dst
.pgscale <- src.pgscale;
6312 dst
.usepbo
<- src.usepbo
;
6313 dst
.wheelbypage
<- src.wheelbypage
;
6317 let h = Hashtbl.create
10 in
6318 let dc = { defconf with angle
= defconf.angle
} in
6319 let rec toplevel v t spos
_ =
6321 | Vdata
| Vcdata
| Vend
-> v
6322 | Vopen
("llppconfig", _, closed
) ->
6325 else { v with f = llppconfig
}
6327 error
"unexpected subelement at top level" s spos
6328 | Vclose
_ -> error
"unexpected close at top level" s spos
6330 and llppconfig
v t spos
_ =
6332 | Vdata
| Vcdata
-> v
6333 | Vend
-> error
"unexpected end of input in llppconfig" s spos
6334 | Vopen
("defaults", attrs
, closed
) ->
6335 let c = config_of dc attrs
in
6339 else { v with f = defaults
}
6341 | Vopen
("ui-font", attrs
, closed
) ->
6342 let rec getsize size
= function
6344 | ("size", v) :: rest
->
6346 fromstring int_of_string spos
"size" v fstate.fontsize
in
6348 | l -> getsize size l
6350 fstate.fontsize
<- getsize fstate.fontsize attrs
;
6353 else { v with f = uifont
(Buffer.create
10) }
6355 | Vopen
("doc", attrs
, closed
) ->
6356 let pathent, spage
, srely
, span
, svisy
= doc_of attrs
in
6357 let path = unent pathent
6358 and pageno = fromstring int_of_string spos
"page" spage
0
6359 and rely = fromstring float_of_string spos
"rely" srely
0.0
6360 and pan
= fromstring int_of_string spos
"pan" span
0
6361 and visy
= fromstring float_of_string spos
"visy" svisy
0.0 in
6362 let c = config_of dc attrs
in
6363 let anchor = (pageno, rely, visy
) in
6365 then (Hashtbl.add
h path (c, [], pan
, anchor); v)
6366 else { v with f = doc
path pan
anchor c [] }
6369 error
"unexpected subelement in llppconfig" s spos
6371 | Vclose
"llppconfig" -> { v with f = toplevel }
6372 | Vclose
_ -> error
"unexpected close in llppconfig" s spos
6374 and defaults
v t spos
_ =
6376 | Vdata
| Vcdata
-> v
6377 | Vend
-> error
"unexpected end of input in defaults" s spos
6378 | Vopen
("keymap", attrs
, closed
) ->
6380 try List.assoc
"mode" attrs
6381 with Not_found
-> "global" in
6386 let h = findkeyhash dc modename in
6387 KeyMap.iter
(Hashtbl.replace
h) keymap
;
6390 { v with f = pkeymap
ret KeyMap.empty }
6392 | Vopen
(_, _, _) ->
6393 error
"unexpected subelement in defaults" s spos
6395 | Vclose
"defaults" ->
6396 { v with f = llppconfig
}
6398 | Vclose
_ -> error
"unexpected close in defaults" s spos
6400 and uifont
b v t spos
epos =
6403 Buffer.add_substring
b s spos
(epos - spos
);
6405 | Vopen
(_, _, _) ->
6406 error
"unexpected subelement in ui-font" s spos
6407 | Vclose
"ui-font" ->
6408 if String.length
!fontpath = 0
6409 then fontpath := Buffer.contents
b;
6410 { v with f = llppconfig
}
6411 | Vclose
_ -> error
"unexpected close in ui-font" s spos
6412 | Vend
-> error
"unexpected end of input in ui-font" s spos
6414 and doc
path pan
anchor c bookmarks
v t spos
_ =
6416 | Vdata
| Vcdata
-> v
6417 | Vend
-> error
"unexpected end of input in doc" s spos
6418 | Vopen
("bookmarks", _, closed
) ->
6421 else { v with f = pbookmarks
path pan
anchor c bookmarks
}
6423 | Vopen
("keymap", attrs
, closed
) ->
6425 try List.assoc
"mode" attrs
6426 with Not_found
-> "global"
6432 let h = findkeyhash c modename in
6433 KeyMap.iter
(Hashtbl.replace
h) keymap
;
6434 doc
path pan
anchor c bookmarks
6436 { v with f = pkeymap
ret KeyMap.empty }
6438 | Vopen
(_, _, _) ->
6439 error
"unexpected subelement in doc" s spos
6442 Hashtbl.add
h path (c, List.rev bookmarks
, pan
, anchor);
6443 { v with f = llppconfig
}
6445 | Vclose
_ -> error
"unexpected close in doc" s spos
6447 and pkeymap
ret keymap
v t spos
_ =
6449 | Vdata
| Vcdata
-> v
6450 | Vend
-> error
"unexpected end of input in keymap" s spos
6451 | Vopen
("map", attrs
, closed
) ->
6452 let r, l = map_of attrs
in
6453 let kss = fromstring keys_of_string spos
"in" r [] in
6454 let lss = fromstring keys_of_string spos
"out" l [] in
6458 | ks
:: [] -> KeyMap.add ks
(KMinsrl
lss) keymap
6459 | ks
:: rest
-> KeyMap.add ks
(KMmulti
(rest
, lss)) keymap
6462 then { v with f = pkeymap
ret keymap }
6465 { v with f = skip
"map" f }
6468 error
"unexpected subelement in keymap" s spos
6470 | Vclose
"keymap" ->
6471 { v with f = ret keymap }
6473 | Vclose
_ -> error
"unexpected close in keymap" s spos
6475 and pbookmarks
path pan
anchor c bookmarks
v t spos
_ =
6477 | Vdata
| Vcdata
-> v
6478 | Vend
-> error
"unexpected end of input in bookmarks" s spos
6479 | Vopen
("item", attrs
, closed
) ->
6480 let titleent, spage
, srely
, svisy
= bookmark_of attrs
in
6481 let page = fromstring int_of_string spos
"page" spage
0
6482 and rely = fromstring float_of_string spos
"rely" srely
0.0
6483 and visy
= fromstring float_of_string spos
"visy" svisy
0.0 in
6485 (unent titleent, 0, (page, rely, visy
)) :: bookmarks
6488 then { v with f = pbookmarks
path pan
anchor c bookmarks }
6491 { v with f = skip
"item" f }
6494 error
"unexpected subelement in bookmarks" s spos
6496 | Vclose
"bookmarks" ->
6497 { v with f = doc
path pan
anchor c bookmarks }
6499 | Vclose
_ -> error
"unexpected close in bookmarks" s spos
6501 and skip tag
f v t spos
_ =
6503 | Vdata
| Vcdata
-> v
6505 error
("unexpected end of input in skipped " ^ tag
) s spos
6506 | Vopen
(tag'
, _, closed
) ->
6510 let f'
() = { v with f = skip tag
f } in
6511 { v with f = skip tag'
f'
}
6515 else error
("unexpected close in skipped " ^ tag
) s spos
6518 parse
{ f = toplevel; accu = () } s;
6524 let len = in_channel_length ic
in
6525 let s = String.create
len in
6526 really_input ic
s 0 len;
6529 | Parse_error
(msg
, s, pos
) ->
6530 let subs = subs s pos
in
6531 let s = Printf.sprintf
"%s: at %d [..%s..]" msg pos
subs in
6532 failwith
("parse error: " ^
s)
6535 failwith
("config load error: " ^
Printexc.to_string exn
)
6541 let dir = Filename.concat
home ".config" in
6542 if Sys.is_directory
dir then dir else home
6545 Filename.concat
dir "llpp.conf"
6548 let confpath = ref defconfpath;;
6551 if Sys.file_exists
!confpath
6554 (try Some
(open_in_bin
!confpath)
6557 ("Error opening configuation file `" ^
!confpath ^
"': " ^
6558 Printexc.to_string exn
);
6568 ("Error loading configuation from `" ^
!confpath ^
"': " ^
6569 Printexc.to_string exn
);
6577 f (Hashtbl.create
0, defconf)
6582 let pc, pb
, px, pa
=
6584 Hashtbl.find h (Filename.basename
state.path)
6585 with Not_found
-> dc, [], 0, emptyanchor
6589 state.bookmarks <- pb
;
6591 state.scrollw
<- conf.scrollbw
;
6593 then state.anchor <- pa
;
6594 cbput state.hists
.nav pa
;
6600 let add_attrs bb always
dc c =
6603 then Printf.bprintf bb
"\n %s='%b'" s a
6606 then Printf.bprintf bb
"\n %s='%d'" s a
6609 then Printf.bprintf bb
"\n %s='%s'" s (string_with_suffix_of_int a)
6612 then Printf.bprintf bb
"\n %s='%g'" s (a*.100.)
6615 then Printf.bprintf bb
"\n %s='%f'" s a
6619 Printf.bprintf bb
"\n %s='%s'" s (color_to_string a)
6623 Printf.bprintf bb
"\n %s='%s'" s (colorspace_to_string a)
6627 Printf.bprintf bb
"\n %s='%s'" s (irect_to_string a)
6631 Printf.bprintf bb
"\n %s='%s'" s (enent
a 0 (String.length
a))
6637 | Some
(_N
, _A
, _B
) ->
6638 Printf.bprintf bb
"\n %s='%u,%u,%u'" s _N _A _B
6648 else string_of_float
f
6650 Printf.bprintf bb
"\n %s='%s'" s v
6655 | Cmulti
((n, a, b), _) when n > 1 ->
6656 Printf.bprintf bb
"\n %s='%d,%d,%d'" s n a b
6657 | Csplit
(n, _) when n > 1 ->
6658 Printf.bprintf bb
"\n %s='%d'" s ~
-n
6664 | Some
c when c > 1 -> Printf.bprintf bb
"\n %s='%d'" s c
6669 then dc.winw, dc.winh
6671 match state.fullscreen
with
6673 | None
-> c.winw, c.winh
6675 oi
"width" w dc.winw;
6676 oi
"height" h dc.winh
;
6677 oi
"scroll-bar-width" c.scrollbw
dc.scrollbw
;
6678 oi
"scroll-handle-height" c.scrollh
dc.scrollh
;
6679 ob "case-insensitive-search" c.icase
dc.icase
;
6680 ob "preload" c.preload dc.preload;
6681 oi
"page-bias" c.pagebias
dc.pagebias
;
6682 oi
"scroll-step" c.scrollstep
dc.scrollstep
;
6683 oi
"auto-scroll-step" c.autoscrollstep
dc.autoscrollstep
;
6684 ob "max-height-fit" c.maxhfit
dc.maxhfit
;
6685 ob "crop-hack" c.crophack
dc.crophack
;
6686 oW
"throttle" c.maxwait
dc.maxwait
;
6687 ob "highlight-links" c.hlinks
dc.hlinks
;
6688 ob "under-cursor-info" c.underinfo
dc.underinfo
;
6689 oi
"vertical-margin" c.interpagespace
dc.interpagespace
;
6690 oz
"zoom" c.zoom dc.zoom;
6691 ob "presentation" c.presentation
dc.presentation
;
6692 oi
"rotation-angle" c.angle
dc.angle
;
6693 ob "persistent-bookmarks" c.savebmarks
dc.savebmarks
;
6694 ob "proportional-display" c.proportional
dc.proportional
;
6695 oI
"pixmap-cache-size" c.memlimit
dc.memlimit
;
6696 oi
"tex-count" c.texcount
dc.texcount
;
6697 oi
"slice-height" c.sliceheight
dc.sliceheight
;
6698 oi
"thumbnail-width" c.thumbw
dc.thumbw
;
6699 ob "persistent-location" c.jumpback
dc.jumpback
;
6700 oc
"background-color" c.bgcolor
dc.bgcolor
;
6701 ob "scrollbar-in-presentation" c.scrollbarinpm
dc.scrollbarinpm
;
6702 oi
"tile-width" c.tilew
dc.tilew
;
6703 oi
"tile-height" c.tileh
dc.tileh
;
6704 oI
"mupdf-store-size" c.mustoresize
dc.mustoresize
;
6705 ob "checkers" c.checkers
dc.checkers
;
6706 oi
"aalevel" c.aalevel
dc.aalevel
;
6707 ob "trim-margins" c.trimmargins
dc.trimmargins
;
6708 oR
"trim-fuzz" c.trimfuzz
dc.trimfuzz
;
6709 os
"uri-launcher" c.urilauncher
dc.urilauncher
;
6710 os
"path-launcher" c.pathlauncher
dc.pathlauncher
;
6711 oC
"color-space" c.colorspace
dc.colorspace
;
6712 ob "invert-colors" c.invert
dc.invert
;
6713 oF
"brightness" c.colorscale
dc.colorscale
;
6714 ob "redirectstderr" c.redirectstderr dc.redirectstderr;
6715 og
"ghyllscroll" c.ghyllscroll
dc.ghyllscroll
;
6716 oco
"columns" c.columns
dc.columns
;
6717 obeco
"birds-eye-columns" c.beyecolumns
dc.beyecolumns
;
6718 os
"selection-command" c.selcmd
dc.selcmd
;
6719 ob "update-cursor" c.updatecurs
dc.updatecurs
;
6720 oi
"hint-font-size" c.hfsize
dc.hfsize
;
6721 oi
"horizontal-scroll-step" c.hscrollstep
dc.hscrollstep
;
6722 oF
"page-scroll-scale" c.pgscale dc.pgscale;
6723 ob "use-pbo" c.usepbo
dc.usepbo
;
6724 ob "wheel-scrolls-pages" c.wheelbypage
dc.wheelbypage
;
6727 let keymapsbuf always
dc c =
6728 let bb = Buffer.create
16 in
6729 let rec loop = function
6731 | (modename, h) :: rest
->
6732 let dh = findkeyhash dc modename in
6733 if always
|| h <> dh
6735 if Hashtbl.length
h > 0
6737 if Buffer.length
bb > 0
6738 then Buffer.add_char
bb '
\n'
;
6739 Printf.bprintf
bb "<keymap mode='%s'>\n" modename;
6740 Hashtbl.iter
(fun i
o ->
6741 let isdifferent = always
||
6743 let dO = Hashtbl.find dh i
in
6745 with Not_found
-> true
6750 if Wsi.withctrl
m then Buffer.add_string
bb "ctrl-";
6751 if Wsi.withalt
m then Buffer.add_string
bb "alt-";
6752 if Wsi.withshift
m then Buffer.add_string
bb "shift-";
6753 if Wsi.withmeta
m then Buffer.add_string
bb "meta-";
6754 Buffer.add_string
bb (Wsi.keyname
k);
6757 let rec loop = function
6759 | km
:: [] -> addkm km
6760 | km
:: rest
-> addkm km
; Buffer.add_char
bb ' '
; loop rest
6764 Buffer.add_string
bb "<map in='";
6768 Buffer.add_string
bb "' out='";
6770 Buffer.add_string
bb "'/>\n"
6773 Buffer.add_string
bb "' out='";
6775 Buffer.add_string
bb "'/>\n"
6777 | KMmulti
(ins, kms
) ->
6778 Buffer.add_char
bb ' '
;
6780 Buffer.add_string
bb "' out='";
6782 Buffer.add_string
bb "'/>\n"
6784 Buffer.add_string
bb "</keymap>";
6794 let uifontsize = fstate.fontsize
in
6795 let bb = Buffer.create
32768 in
6797 let dc = if conf.bedefault
then conf else dc in
6798 Buffer.add_string
bb "<llppconfig>\n";
6800 if String.length
!fontpath > 0
6802 Printf.bprintf
bb "<ui-font size='%d'><![CDATA[%s]]></ui-font>\n"
6808 Printf.bprintf
bb "<ui-font size='%d'/>\n" uifontsize
6811 Buffer.add_string
bb "<defaults ";
6812 add_attrs bb true dc dc;
6813 let kb = keymapsbuf true dc dc in
6814 if Buffer.length
kb > 0
6816 Buffer.add_string
bb ">\n";
6817 Buffer.add_buffer
bb kb;
6818 Buffer.add_string
bb "\n</defaults>\n";
6820 else Buffer.add_string
bb "/>\n";
6822 let adddoc path pan
anchor c bookmarks =
6823 if bookmarks == [] && c = dc && anchor = emptyanchor
6826 Printf.bprintf
bb "<doc path='%s'"
6827 (enent
path 0 (String.length
path));
6829 if anchor <> emptyanchor
6831 let n, rely, visy
= anchor in
6832 Printf.bprintf
bb " page='%d'" n;
6835 Printf.bprintf
bb " rely='%f'" rely
6837 if abs_float visy
> 1e-6
6839 Printf.bprintf
bb " visy='%f'" visy
6844 then Printf.bprintf
bb " pan='%d'" pan
;
6846 add_attrs bb false dc c;
6847 let kb = keymapsbuf false dc c in
6849 begin match bookmarks with
6851 if Buffer.length
kb > 0
6853 Buffer.add_string
bb ">\n";
6854 Buffer.add_buffer
bb kb;
6855 Buffer.add_string
bb "\n</doc>\n";
6857 else Buffer.add_string
bb "/>\n"
6859 Buffer.add_string
bb ">\n<bookmarks>\n";
6860 List.iter
(fun (title, _level
, (page, rely, visy
)) ->
6862 "<item title='%s' page='%d'"
6863 (enent
title 0 (String.length
title))
6868 Printf.bprintf
bb " rely='%f'" rely
6870 if abs_float visy
> 1e-6
6872 Printf.bprintf
bb " visy='%f'" visy
6874 Buffer.add_string
bb "/>\n";
6876 Buffer.add_string
bb "</bookmarks>";
6877 if Buffer.length
kb > 0
6879 Buffer.add_string
bb "\n";
6880 Buffer.add_buffer
bb kb;
6882 Buffer.add_string
bb "\n</doc>\n";
6888 match state.mode with
6889 | Birdseye
(c, pan, _, _, _) ->
6891 match conf.columns
with
6892 | Cmulti
((c, _, _), _) -> Some
c
6896 match c.columns
with
6897 | Cmulti
(c, _) -> Cmulti
(c, [||])
6898 | Csingle
_ -> Csingle
[||]
6899 | Csplit
_ -> failwith
"quit from bird's eye while split"
6901 pan, { c with beyecolumns = beyecolumns; columns
= columns
}
6902 | _ -> state.x, conf
6904 let basename = Filename.basename state.path in
6905 adddoc basename pan (getanchor ())
6907 let autoscrollstep =
6908 match state.autoscroll
with
6910 | None
-> conf.autoscrollstep
6912 match state.mode with
6913 | Birdseye
(bc
, _, _, _, _) ->
6916 presentation
= bc
.presentation
;
6917 interpagespace
= bc
.interpagespace
;
6918 maxwait
= bc
.maxwait
;
6919 autoscrollstep = autoscrollstep }
6920 | _ -> { conf with autoscrollstep = autoscrollstep }
6922 (if conf.savebmarks
then state.bookmarks else []);
6924 Hashtbl.iter
(fun path (c, bookmarks, x, anchor) ->
6926 then adddoc path x anchor c bookmarks
6928 Buffer.add_string
bb "</llppconfig>\n";
6931 if load1 f && Buffer.length
bb > 0
6934 let tmp = !confpath ^
".tmp" in
6935 let oc = open_out_bin
tmp in
6936 Buffer.output_buffer
oc bb;
6938 Unix.rename
tmp !confpath;
6941 ("error while saving configuration: " ^
Printexc.to_string exn
)
6946 let trimcachepath = ref "" in
6949 [("-p", Arg.String
(fun s -> state.password
<- s) ,
6950 "<password> Set password");
6952 ("-f", Arg.String
(fun s -> Config.fontpath := s),
6953 "<path> Set path to the user interface font");
6955 ("-c", Arg.String
(fun s -> Config.confpath := s),
6956 "<path> Set path to the configuration file");
6958 ("-tcf", Arg.String
(fun s -> trimcachepath := s),
6959 "<path> Set path to the trim cache file");
6961 ("-dest", Arg.String
(fun s -> state.nameddest
<- s),
6962 "<named destination> Set named destination");
6964 ("-v", Arg.Unit
(fun () ->
6966 "%s\nconfiguration path: %s\n"
6970 exit
0), " Print version and exit");
6973 (fun s -> state.path <- s)
6974 ("Usage: " ^
Sys.argv
.(0) ^
" [options] some.pdf\nOptions:")
6976 if String.length
state.path = 0
6977 then (prerr_endline
"file name missing"; exit
1);
6979 if not
(Config.load ())
6980 then prerr_endline
"failed to load configuration";
6982 let globalkeyhash = findkeyhash conf "global" in
6983 let wsfd, winw, winh
= Wsi.init
(object
6985 state.wthack
<- false;
6986 if nogeomcmds state.geomcmds
|| platform == Posx
6989 GlClear.color (scalecolor2 conf.bgcolor
);
6990 GlClear.clear
[`
color];
6992 method display = display ()
6993 method reshape w h = reshape w h
6994 method mouse b d x y m = mouse b d x y m
6995 method motion x y = state.mpos
<- (x, y); motion x y
6996 method pmotion x y = state.mpos
<- (x, y); pmotion x y
6998 let mascm = m land (
6999 Wsi.altmask
+ Wsi.shiftmask
+ Wsi.ctrlmask
+ Wsi.metamask
7001 match state.keystate
with
7003 let km = k, mascm in
7006 let modehash = state.uioh#
modehash in
7007 try Hashtbl.find modehash km
7009 try Hashtbl.find globalkeyhash km
7010 with Not_found
-> KMinsrt
(k, m)
7012 | KMinsrt
(k, m) -> keyboard k m
7013 | KMinsrl
l -> List.iter
(fun (k, m) -> keyboard k m) l
7014 | KMmulti
(l, r) -> state.keystate
<- KSinto
(l, r)
7016 | KSinto
((k'
, m'
) :: [], insrt
) when k'
=k && m'
land mascm = m'
->
7017 List.iter
(fun (k, m) -> keyboard k m) insrt
;
7018 state.keystate
<- KSnone
7019 | KSinto
((k'
, m'
) :: keys
, insrt
) when k'
=k && m'
land mascm = m'
->
7020 state.keystate
<- KSinto
(keys
, insrt
)
7022 state.keystate
<- KSnone
7024 method enter
x y = state.mpos
<- (x, y); pmotion x y
7025 method leave = state.mpos
<- (-1, -1)
7026 method quit
= raise Quit
7027 end) conf.winw conf.winh
(platform = Posx
) in
7032 List.exists
GlMisc.check_extension
7033 [ "GL_ARB_texture_rectangle"
7034 ; "GL_EXT_texture_recangle"
7035 ; "GL_NV_texture_rectangle" ]
7037 then (prerr_endline
"OpenGL does not suppport rectangular textures"; exit
1);
7040 match Ne.pipe () with
7042 Printf.eprintf
"pipe/crsw failed: %s" (Printexc.to_string exn
);
7046 match Ne.pipe () with
7048 Printf.eprintf
"pipe/srcw failed: %s" (Printexc.to_string exn
);
7058 setcheckers conf.checkers
;
7062 conf.angle
, conf.proportional
, (conf.trimmargins
, conf.trimfuzz
),
7063 conf.texcount
, conf.sliceheight
, conf.mustoresize
, conf.colorspace
,
7064 !Config.fontpath, !trimcachepath,
7065 GlMisc.check_extension
"GL_ARB_pixel_buffer_object"
7069 state.text <- "Opening " ^
(mbtoutf8
state.path);
7071 opendoc state.path state.password
state.nameddest
;
7074 Sys.set_signal
Sys.sighup
(Sys.Signal_handle
(fun _ -> reload ()));
7076 let rec loop deadline
=
7078 match state.errfd
with
7079 | None
-> [state.sr
; state.wsfd]
7080 | Some fd
-> [state.sr
; state.wsfd; fd
]
7084 state.redisplay
<- false;
7091 if deadline
= infinity
7093 else max
0.0 (deadline
-. now)
7098 try Unix.select
r [] [] timeout
7099 with Unix.Unix_error
(Unix.EINTR
, _, _) -> [], [], []
7105 if state.ghyll
== noghyll
7107 match state.autoscroll
with
7108 | Some step
when step
!= 0 ->
7109 let y = state.y + step
in
7113 else if y >= state.maxy then 0 else y
7116 if state.mode = View
7117 then state.text <- "";
7120 else deadline
+. 0.01
7125 let rec checkfds = function
7127 | fd
:: rest
when fd
= state.sr
->
7128 let cmd = readcmd state.sr
in
7132 | fd
:: rest
when fd
= state.wsfd ->
7137 let s = String.create
80 in
7138 let n = Unix.read fd
s 0 80 in
7139 if conf.redirectstderr
7141 Buffer.add_substring
state.errmsgs
s 0 n;
7142 state.newerrmsgs
<- true;
7143 state.redisplay
<- true;
7146 prerr_string
(String.sub
s 0 n);
7154 if deadline
= infinity
7158 match state.autoscroll
with
7159 | Some step
when step
!= 0 -> deadline1
7160 | _ -> if state.ghyll
== noghyll then infinity
else deadline1