8 | Ulinkgoto
of (int * int)
10 | Uunexpected
of string
13 | Uremote
of (string * int)
14 and facename
= string;;
16 type params
= (angle
* fitmodel
* trimparams
17 * texcount
* sliceheight
* memsize
18 * colorspace
* fontpath
* trimcachepath
28 and trimmargins
= bool
29 and interpagespace
= int
36 and trimcachepath
= string
39 and irect
= (int * int * int * int)
40 and trimparams
= (trimmargins
* irect
)
41 and colorspace
= | Rgb
| Bgr
| Gray
42 and fitmodel
= | FitWidth
| FitProportional
| FitPage
50 and tileparams
= (x
* y
* width
* height
* tilex
* tiley
)
59 | LDfirstvisible
of (int * int * int)
74 | KMmulti
of key list
* key list
76 and keyhash
= (key
, keymap
) Hashtbl.t
79 | KSinto
of (key list
* key list
)
82 type platform
= | Punknown
| Plinux
| Posx
| Psun
| Pfreebsd
83 | Pdragonflybsd
| Popenbsd
| Pnetbsd
| Pcygwin
;;
85 type pipe
= (Unix.file_descr
* Unix.file_descr
);;
87 external init
: pipe
-> params
-> unit = "ml_init";;
88 external seltext
: string -> (int * int * int * int) -> unit = "ml_seltext";;
89 external copysel
: Unix.file_descr
-> opaque
-> unit = "ml_copysel";;
90 external getpdimrect
: int -> float array
= "ml_getpdimrect";;
91 external whatsunder
: string -> int -> int -> under
= "ml_whatsunder";;
92 external zoomforh
: int -> int -> int -> int -> float = "ml_zoom_for_height";;
93 external drawstr
: int -> int -> int -> string -> float = "ml_draw_string";;
94 external measurestr
: int -> string -> float = "ml_measure_string";;
95 external postprocess
:
96 opaque
-> int -> int -> int -> (int * string * int) -> int
98 external pagebbox
: opaque
-> (int * int * int * int) = "ml_getpagebox";;
99 external platform
: unit -> platform
= "ml_platform";;
100 external setaalevel
: int -> unit = "ml_setaalevel";;
101 external realloctexts
: int -> bool = "ml_realloctexts";;
102 external findlink
: opaque
-> linkdir
-> link
= "ml_findlink";;
103 external getlink
: opaque
-> int -> under
= "ml_getlink";;
104 external getlinkrect
: opaque
-> int -> irect
= "ml_getlinkrect";;
105 external getlinkcount
: opaque
-> int = "ml_getlinkcount";;
106 external findpwl
: int -> int -> pagewithlinks
= "ml_find_page_with_links"
107 external popen
: string -> (Unix.file_descr
* int) list
-> unit = "ml_popen";;
108 external getpbo
: width
-> height
-> colorspace
-> string = "ml_getpbo";;
109 external freepbo
: string -> unit = "ml_freepbo";;
110 external unmappbo
: string -> unit = "ml_unmappbo";;
111 external pbousable
: unit -> bool = "ml_pbo_usable";;
112 external unproject
: opaque
-> int -> int -> (int * int) option
114 external drawtile
: tileparams
-> opaque
-> unit = "ml_drawtile";;
116 let platform_to_string = function
117 | Punknown
-> "unknown"
121 | Pfreebsd
-> "FreeBSD"
122 | Pdragonflybsd
-> "DragonflyBSD"
123 | Popenbsd
-> "OpenBSD"
124 | Pnetbsd
-> "NetBSD"
125 | Pcygwin
-> "Cygwin"
128 let platform = platform ();;
130 let now = Unix.gettimeofday
;;
133 if platform = Pcygwin
135 let sh = "/bin/sh" in
136 let args = [|sh; "-c"; cmd
|] in
137 let rec std si so se
= function
139 | (fd
, 0) :: rest
-> std fd so se rest
140 | (fd
, -1) :: rest
->
141 Unix.set_close_on_exec fd
;
144 failwith
("unexpected fdn in cygwin popen " ^ string_of_int n
)
146 let si, so
, se
= std Unix.stdin
Unix.stdout
Unix.stderr fda
in
147 ignore
(Unix.create_process
sh args si so se
)
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
313 ; mutable cwinw
: int
314 ; mutable cwinh
: int
315 ; mutable savebmarks
: bool
316 ; mutable fitmodel
: fitmodel
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
348 ; mutable stcmd
: string
351 | Csingle
of singlecolumn
352 | Cmulti
of multicolumns
353 | Csplit
of splitcolumns
356 type anchor
= pageno
* top
* dtop
;;
358 type outline
= string * int * anchor
;;
360 type rect
= float * float * float * float * float * float * float * float;;
362 type tile
= opaque
* pixmapsize
* elapsed
363 and elapsed
= float;;
364 type pagemapkey
= pageno
* gen
;;
365 type tilemapkey
= pageno
* gen
* colorspace
* angle
* width
* height
* col
* row
369 let emptyanchor = (0, 0.0, 0.0);;
371 type infochange
= | Memused
| Docinfo
| Pdim
;;
373 class type uioh
= object
374 method display
: unit
375 method key
: int -> int -> uioh
376 method button
: int -> bool -> int -> int -> int -> uioh
377 method motion
: int -> int -> uioh
378 method pmotion
: int -> int -> uioh
379 method infochanged
: infochange
-> unit
380 method scrollpw
: (int * float * float)
381 method scrollph
: (int * float * float)
382 method modehash
: keyhash
383 method eformsgs
: bool
387 | Birdseye
of (conf
* leftx
* pageno
* pageno
* anchor
)
388 | Textentry
of (textentry
* onleave
)
390 | LinkNav
of linktarget
391 and onleave
= leavetextentrystatus
-> unit
392 and leavetextentrystatus
= | Cancel
| Confirm
393 and helpitem
= string * int * action
396 | Action
of (uioh
-> uioh
)
398 | Ltexact
of (pageno
* int)
402 let isbirdseye = function Birdseye _
-> true | _
-> false;;
403 let istextentry = function Textentry _
-> true | _
-> false;;
407 | Loading
of (page
* gen
)
409 page
* opaque
* colorspace
* angle
* gen
* col
* row
* width
* height
411 | Outlining
of outline list
414 let emptykeyhash = Hashtbl.create
0;;
415 let nouioh : uioh
= object (self
)
417 method key _ _
= self
418 method button _ _ _ _ _
= self
419 method motion _ _
= self
420 method pmotion _ _
= self
421 method infochanged _
= ()
422 method scrollpw
= (0, nan
, nan
)
423 method scrollph
= (0, nan
, nan
)
424 method modehash
= emptykeyhash
425 method eformsgs
= false
429 { mutable sr
: Unix.file_descr
430 ; mutable sw
: Unix.file_descr
431 ; mutable wsfd
: Unix.file_descr
432 ; mutable errfd
: Unix.file_descr
option
433 ; mutable stderr
: Unix.file_descr
434 ; mutable errmsgs
: Buffer.t
435 ; mutable newerrmsgs
: bool
439 ; mutable scrollw
: int
440 ; mutable hscrollh
: int
441 ; mutable anchor
: anchor
442 ; mutable ranchors
: (string * string * anchor
* string) list
444 ; mutable layout
: page list
445 ; pagemap
: (pagemapkey
, opaque
) Hashtbl.t
446 ; tilemap
: (tilemapkey
, tile
) Hashtbl.t
447 ; tilelru
: (tilemapkey
* opaque
* pixmapsize
) Queue.t
448 ; mutable pdims
: (pageno
* width
* height
* leftx
) list
449 ; mutable pagecount
: int
450 ; mutable currently
: currently
451 ; mutable mstate
: mstate
452 ; mutable searchpattern
: string
453 ; mutable rects
: (pageno
* recttype
* rect
) list
454 ; mutable rects1
: (pageno
* recttype
* rect
) list
455 ; mutable text
: string
456 ; mutable winstate
: Wsi.winstate list
457 ; mutable mode
: mode
458 ; mutable uioh
: uioh
459 ; mutable outlines
: outline array
460 ; mutable bookmarks
: outline list
461 ; mutable path
: string
462 ; mutable password
: string
463 ; mutable nameddest
: string
464 ; mutable geomcmds
: (string * ((string * (unit -> unit)) list
))
465 ; mutable memused
: memsize
467 ; mutable throttle
: (page list
* int * float) option
468 ; mutable autoscroll
: int option
469 ; mutable ghyll
: (int option -> unit)
470 ; mutable help
: helpitem array
471 ; mutable docinfo
: (int * string) list
472 ; mutable texid
: GlTex.texture_id
option
474 ; mutable prevzoom
: float
475 ; mutable progress
: float
476 ; mutable redisplay
: bool
477 ; mutable mpos
: mpos
478 ; mutable keystate
: keystate
479 ; mutable glinks
: bool
480 ; mutable prevcolumns
: (columns
* float) option
483 ; mutable reprf
: (unit -> unit)
484 ; mutable origin
: string
487 { pat
: string circbuf
488 ; pag
: string circbuf
489 ; nav
: anchor circbuf
490 ; sel
: string circbuf
512 ; presentation
= false
517 ; fitmodel
= FitProportional
518 ; trimmargins
= false
519 ; trimfuzz
= (0,0,0,0)
520 ; memlimit
= 32 lsl 20
525 ; bgcolor
= (0.5, 0.5, 0.5)
527 ; scrollbarinpm
= true
530 ; mustoresize
= 256 lsl 20
535 | Plinux
| Pfreebsd
| Pdragonflybsd
536 | Popenbsd
| Pnetbsd
| Psun
-> "xdg-open \"%s\""
537 | Posx
-> "open \"%s\""
538 | Pcygwin
-> "cygstart \"%s\""
539 | Punknown
-> "echo %s")
540 ; pathlauncher
= "lp \"%s\""
543 | Plinux
| Pfreebsd
| Pdragonflybsd
544 | Popenbsd
| Pnetbsd
| Psun
-> "xsel -i"
551 ; redirectstderr
= false
553 ; columns
= Csingle
[||]
559 ; wheelbypage
= false
560 ; stcmd
= "echo SyncTex"
562 let mk n
= (n
, Hashtbl.create
1) in
576 let wtmode = ref false;;
578 let findkeyhash c name
=
579 try List.assoc name c
.keyhashes
580 with Not_found
-> failwith
("invalid mode name `" ^ name ^
"'")
583 let conf = { defconf with angle
= defconf.angle
};;
585 let pgscale h
= truncate
(float h
*. conf.pgscale);;
588 { mutable fontsize
: int
589 ; mutable wwidth
: float
590 ; mutable maxrows
: int
602 let colonpos = try String.index s '
:'
with Not_found
-> -1 in
603 let len = String.length s
in
604 if colonpos >= 0 && colonpos + 3 < len
606 if s
.[colonpos+1] = '
/'
&& s
.[colonpos+2] = '
/'
609 try String.rindex_from s
colonpos ' '
613 String.sub s
(schemestartpos+1) (colonpos-1-schemestartpos)
616 | "http" | "ftp" | "mailto" ->
618 try String.index_from s
colonpos ' '
619 with Not_found
-> len
621 String.sub s
(schemestartpos+1) (epos-1-schemestartpos)
629 if String.length
conf.urilauncher
= 0
630 then print_endline uri
632 let url = geturl uri
in
633 if String.length
url = 0
634 then print_endline uri
636 let re = Str.regexp
"%s" in
637 let command = Str.global_replace
re url conf.urilauncher
in
641 "failed to execute `%s': %s\n" command (exntos exn
);
647 Printf.sprintf
"llpp version %s (%s/%dbit, ocaml %s)" Help.version
648 (platform_to_string platform) Sys.word_size
Sys.ocaml_version
652 let strings = version () :: "" :: Help.keys
in
655 let url = geturl s
in
656 if String.length
url > 0
657 then (s
, 0, Action
(fun u
-> gotouri url; u
))
658 else (s
, 0, Noaction
)
663 let firstgeomcmds = "", [];;
664 let noreprf () = ();;
671 ; stderr
= Unix.stderr
672 ; errmsgs
= Buffer.create
0
679 ; anchor
= emptyanchor
683 ; tilelru
= Queue.create
()
684 ; pagemap
= Hashtbl.create
10
685 ; tilemap
= Hashtbl.create
10
701 ; geomcmds
= firstgeomcmds
703 { nav
= cbnew 10 emptyanchor
732 fstate.fontsize
<- n
;
733 fstate.wwidth
<- measurestr
fstate.fontsize
"w";
734 fstate.maxrows
<- (state.winh
- fstate.fontsize
- 1) / (fstate.fontsize
+ 1);
740 Printf.kprintf prerr_endline fmt
742 Printf.kprintf ignore fmt
746 if String.length
conf.pathlauncher
= 0
747 then print_endline
state.path
749 let re = Str.regexp
"%s" in
750 let command = Str.global_replace
re state.path
conf.pathlauncher
in
753 Printf.eprintf
"failed to execute `%s': %s\n" command (exntos exn
);
759 type 'a t
= | Res
of 'a
| Exn
of exn
;;
762 try Res
(Unix.pipe ())
767 try tempfailureretry
Unix.close fd
768 with exn
-> f
(exntos exn
)
772 try Res
(tempfailureretry
Unix.dup fd
)
777 try Res
(tempfailureretry
(Unix.dup2 fd1
) fd2
)
782 let redirectstderr () =
783 let clofail what errmsg
= dolog
"failed to close %s: %s" what errmsg
in
784 if conf.redirectstderr
786 match Ne.pipe () with
788 dolog
"failed to create stderr redirection pipes: %s" (exntos exn
)
791 begin match Ne.dup Unix.stderr
with
793 dolog
"failed to dup stderr: %s" (exntos exn
);
794 Ne.clo r
(clofail "pipe/r");
795 Ne.clo w
(clofail "pipe/w");
797 | Ne.Res dupstderr
->
798 begin match Ne.dup2 w
Unix.stderr
with
800 dolog
"failed to dup2 to stderr: %s" (exntos exn
);
801 Ne.clo dupstderr
(clofail "stderr duplicate");
802 Ne.clo r
(clofail "redir pipe/r");
803 Ne.clo w
(clofail "redir pipe/w");
806 state.stderr
<- dupstderr
;
807 state.errfd
<- Some r
;
811 state.newerrmsgs
<- false;
812 begin match state.errfd
with
814 begin match Ne.dup2 state.stderr
Unix.stderr
with
816 dolog
"failed to dup2 original stderr: %s" (exntos exn
)
818 Ne.clo fd
(clofail "dup of stderr");
823 prerr_string
(Buffer.contents
state.errmsgs
);
825 Buffer.clear
state.errmsgs
;
831 let postRedisplay who
=
833 then prerr_endline
("redisplay for " ^ who
);
834 state.redisplay
<- true;
838 let getopaque pageno
=
839 try Some
(Hashtbl.find
state.pagemap
(pageno
, state.gen
))
840 with Not_found
-> None
843 let putopaque pageno opaque
=
844 Hashtbl.replace
state.pagemap
(pageno
, state.gen
) opaque
847 let pagetranslatepoint l x y
=
848 let dy = y
- l
.pagedispy
in
849 let y = dy + l
.pagey
in
850 let dx = x
- l
.pagedispx
in
851 let x = dx + l
.pagex
in
855 let onppundermouse g
x y d
=
858 begin match getopaque l
.pageno
with
860 let x0 = l
.pagedispx
in
861 let x1 = x0 + l
.pagevw
in
862 let y0 = l
.pagedispy
in
863 let y1 = y0 + l
.pagevh
in
864 if y >= y0 && y <= y1 && x >= x0 && x <= x1
866 let px, py
= pagetranslatepoint l
x y in
867 match g opaque l
px py
with
880 let g opaque _
px py
=
881 match whatsunder opaque
px py
with
883 | under
-> Some under
885 onppundermouse g x y Unone
890 match unproject opaque
x y with
891 | Some
(x, y) -> Some
(Some
(l
.pageno
, x, y))
894 onppundermouse g x y None
;
898 state.text
<- Printf.sprintf
"%c%s" c s
;
899 G.postRedisplay "showtext";
903 match Ne.pipe () with
905 showtext '
!'
(Printf.sprintf
"pipe failed: %s" (exntos exn
))
908 try popen conf.selcmd
[r
, 0; w
, -1]; true
911 (Printf.sprintf
"failed to execute %s: %s"
912 conf.selcmd
(exntos exn
));
916 Ne.clo fd
(fun msg
->
917 showtext '
!'
(Printf.sprintf
"failed to close %s: %s" cap msg
)
923 let l = String.length s
in
924 let n = tempfailureretry
(Unix.write w s
0) l in
929 "failed to write %d characters to sel pipe, wrote %d"
934 (Printf.sprintf
"failed to write to sel pipe: %s"
943 let undertext = function
946 | Ulinkgoto
(pageno
, _
) -> Printf.sprintf
"%s: page %d" state.path
(pageno
+1)
947 | Utext s
-> "font: " ^ s
948 | Uunexpected s
-> "unexpected: " ^ s
949 | Ulaunch s
-> "launch: " ^ s
950 | Unamed s
-> "named: " ^ s
951 | Uremote
(filename
, pageno
) ->
952 Printf.sprintf
"%s: page %d" filename
(pageno
+1)
955 let updateunder x y =
956 match getunder x y with
957 | Unone
-> Wsi.setcursor
Wsi.CURSOR_INHERIT
959 if conf.underinfo
then showtext 'u'
("ri: " ^ uri
);
960 Wsi.setcursor
Wsi.CURSOR_INFO
961 | Ulinkgoto
(pageno
, _
) ->
963 then showtext 'p'
("age: " ^ string_of_int
(pageno
+1));
964 Wsi.setcursor
Wsi.CURSOR_INFO
966 if conf.underinfo
then showtext '
f'
("ont: " ^ s
);
967 Wsi.setcursor
Wsi.CURSOR_TEXT
969 if conf.underinfo
then showtext 'u'
("nexpected: " ^ s
);
970 Wsi.setcursor
Wsi.CURSOR_INHERIT
972 if conf.underinfo
then showtext '
l'
("aunch: " ^ s
);
973 Wsi.setcursor
Wsi.CURSOR_INHERIT
975 if conf.underinfo
then showtext '
n'
("amed: " ^ s
);
976 Wsi.setcursor
Wsi.CURSOR_INHERIT
977 | Uremote
(filename
, pageno
) ->
978 if conf.underinfo
then showtext 'r'
979 (Printf.sprintf
"emote: %s (%d)" filename
(pageno
+1));
980 Wsi.setcursor
Wsi.CURSOR_INFO
983 let showlinktype under
=
989 let s = undertext under
in
994 let b = Buffer.create
(String.length
s + 1) in
995 Buffer.add_string
b s;
1000 let colorspace_of_string s =
1001 match String.lowercase
s with
1005 | _
-> failwith
"invalid colorspace"
1008 let int_of_colorspace = function
1014 let colorspace_of_int = function
1018 | n -> failwith
("invalid colorspace index " ^ string_of_int
n)
1021 let colorspace_to_string = function
1027 let fitmodel_of_string s =
1028 match String.lowercase
s with
1029 | "width" -> FitWidth
1030 | "proportional" -> FitProportional
1032 | _
-> failwith
"invalid fit model"
1035 let int_of_fitmodel = function
1037 | FitProportional
-> 1
1041 let int_of_fitmodel_and_zoom fitmodel zoom
=
1044 | FitPage
when zoom
> 1.0 -> FitWidth
1047 int_of_fitmodel fitmodel;
1050 let fitmodel_of_int = function
1052 | 1 -> FitProportional
1054 | n -> failwith
("invalid fit model index " ^ string_of_int
n)
1057 let fitmodel_to_string = function
1058 | FitWidth
-> "width"
1059 | FitProportional
-> "proportional"
1063 let intentry_with_suffix text key
=
1065 if key
>= 32 && key
< 127
1069 match Char.lowercase
c with
1071 let text = addchar text c in
1074 | 'k'
| 'm'
| '
g'
->
1075 let text = addchar text c in
1079 state.text <- Printf.sprintf
"invalid char (%d, `%c')" key
c;
1083 let multicolumns_to_string (n, a
, b) =
1085 then Printf.sprintf
"%d" n
1086 else Printf.sprintf
"%d,%d,%d" n a
b;
1089 let multicolumns_of_string s =
1091 (int_of_string
s, 0, 0)
1093 Scanf.sscanf
s "%u,%u,%u" (fun n a
b ->
1095 then failwith
"subtly broken"; (n, a
, b)
1101 let n = tempfailureretry
(Unix.read fd
s 0) 4 in
1102 if n != 4 then failwith
"incomplete read(len)";
1104 lor (Char.code
s.[0] lsl 24)
1105 lor (Char.code
s.[1] lsl 16)
1106 lor (Char.code
s.[2] lsl 8)
1107 lor (Char.code
s.[3] lsl 0)
1109 let s = String.create
len in
1110 let n = tempfailureretry
(Unix.read fd
s 0) len in
1111 if n != len then failwith
"incomplete read(data)";
1115 let btod b = if b then 1 else 0;;
1118 let b = Buffer.create
16 in
1119 Buffer.add_string
b "llll";
1122 let s = Buffer.contents
b in
1123 let n = String.length
s in
1125 (* dolog "wcmd %S" (String.sub s 4 len); *)
1126 s.[0] <- Char.chr
((len lsr 24) land 0xff);
1127 s.[1] <- Char.chr
((len lsr 16) land 0xff);
1128 s.[2] <- Char.chr
((len lsr 8) land 0xff);
1129 s.[3] <- Char.chr
(len land 0xff);
1130 let n'
= tempfailureretry
(Unix.write
state.sw
s 0) n in
1131 if n'
!= n then failwith
"write failed";
1136 let d = state.winh
- h
in
1137 max
conf.interpagespace
((d + 1) / 2)
1140 let rowyh (c, coverA
, coverB
) b n =
1141 if c = 1 || (n < coverA
|| n >= state.pagecount
- coverB
)
1143 let _, _, vy
, (_, _, h
, _) = b.(n) in
1146 let n'
= n - coverA
in
1149 let e = min
state.pagecount
(s + c) in
1150 let rec find m miny maxh
= if m
= e then miny
, maxh
else
1151 let _, _, y, (_, _, h
, _) = b.(m
) in
1152 let miny = min
miny y in
1153 let maxh = max
maxh h
in
1154 find (m
+1) miny maxh
1159 match conf.columns
with
1160 | Cmulti
((_, _, _) as cl
, b) ->
1161 if Array.length
b > 0
1163 let y, h
= rowyh cl
b (Array.length
b - 1) in
1164 y + h
+ (if conf.presentation
then calcips h
else 0)
1167 if Array.length
b > 0
1169 let (_, _, y, (_, _, h
, _)) = b.(Array.length
b - 1) in
1170 y + h
+ (if conf.presentation
then calcips h
else 0)
1173 if Array.length
b > 0
1175 let (_, _, y, (_, _, h
, _)) = b.(Array.length
b - 1) in
1180 let getpageyh pageno
=
1181 let pageno = bound pageno 0 (state.pagecount
-1) in
1182 match conf.columns
with
1184 if Array.length
b = 0
1187 let (_, _, y, (_, _, h
, _)) = b.(pageno) in
1189 if conf.presentation
1195 if Array.length
b = 0
1198 let y, h
= rowyh cl
b pageno in
1200 if conf.presentation
1206 if Array.length
b = 0
1210 let (_, _, y, (_, _, h
, _)) = b.(n) in
1214 let getpagedim pageno =
1217 | (n, _, _, _) as pdim
:: rest
->
1219 then (if n = pageno then pdim
else ppdim
)
1224 f (-1, -1, -1, -1) state.pdims
1227 let getpagey pageno = fst
(getpageyh pageno);;
1229 let nogeomcmds cmds
=
1231 | s, [] -> String.length
s = 0
1236 let ((c, coverA
, coverB
) as cl
), b =
1237 match conf.columns
with
1238 | Csingle
b -> (1, 0, 0), b
1239 | Cmulti
(c, b) -> c, b
1240 | Csplit
(_, b) -> (1, 0, 0), b
1242 if Array.length
b = 0
1245 let rec bsearch nmin nmax
=
1247 then bound nmin
0 (state.pagecount
-1)
1249 let n = (nmax
+ nmin
) / 2 in
1250 let vy, h
= rowyh cl
b n in
1252 if conf.presentation
1254 let ips = calcips h
in
1255 let y0 = vy - ips in
1256 let y1 = vy + h
+ ips in
1260 then 0, vy + h
+ conf.interpagespace
1262 let y0 = vy - conf.interpagespace
in
1263 y0, y0 + h
+ conf.interpagespace
1266 if y >= y0 && y < y1
1273 if n < state.pagecount
- coverB
1274 then ((n-coverA
)/c)*c + coverA
1281 then bsearch (n+1) nmax
1282 else bsearch nmin
(n-1)
1285 let r = bsearch 0 (state.pagecount
-1) in
1289 let layoutN ((columns
, coverA
, coverB
), b) y sh =
1290 let sh = sh - state.hscrollh
in
1291 let rec fold accu
n =
1292 if n = Array.length
b
1295 let pdimno, dx, vy, (_, w
, h
, xoff
) = b.(n) in
1298 || n = state.pagecount
- coverB
1299 || (n - coverA
) mod columns
= columns
- 1)
1305 let pagey = max
0 (y - vy) in
1306 let pagedispy = if pagey > 0 then 0 else vy - y in
1307 let pagedispx, pagex
=
1309 if n = coverA
- 1 || n = state.pagecount
- coverB
1310 then state.x + (state.winw
- state.scrollw
- w
) / 2
1311 else dx + xoff
+ state.x
1318 let vw = state.winw
- state.scrollw
- pagedispx in
1319 let pw = w
- pagex
in
1322 let pagevh = min
(h
- pagey) (sh - pagedispy) in
1323 if pagevw > 0 && pagevh > 0
1327 ; pagedimno
= pdimno
1334 ; pagedispx = pagedispx
1335 ; pagedispy = pagedispy
1347 List.rev
(fold [] (page_of_y y));
1350 let layoutS (columns
, b) y sh =
1351 let sh = sh - state.hscrollh
in
1352 let rec fold accu n =
1353 if n = Array.length
b
1356 let pdimno, px, vy, (_, pagew
, pageh
, xoff
) = b.(n) in
1363 let x = xoff
+ state.x in
1364 let pagey = max
0 (y - vy) in
1365 let pagedispy = if pagey > 0 then 0 else vy - y in
1366 let pagedispx, pagex
=
1380 let pagecolw = pagew
/columns
in
1382 if pagecolw < state.winw
1383 then pagedispx + ((state.winw
- state.scrollw
- pagecolw) / 2)
1387 let vw = state.winw
- pagedispx - state.scrollw
in
1388 let pw = pagew
- pagex
in
1391 let pagevw = min
pagevw pagecolw in
1392 let pagevh = min
(pageh
- pagey) (sh - pagedispy) in
1393 if pagevw > 0 && pagevh > 0
1396 { pageno = n/columns
1397 ; pagedimno
= pdimno
1404 ; pagedispx = pagedispx
1405 ; pagedispy = pagedispy
1406 ; pagecol
= n mod columns
1417 List.rev
(fold [] 0)
1421 if nogeomcmds state.geomcmds
1423 match conf.columns
with
1424 | Csingle
b -> layoutN ((1, 0, 0), b) y sh
1425 | Cmulti
c -> layoutN c y sh
1426 | Csplit
s -> layoutS s y sh
1431 let y = state.y + incr
in
1433 let y = min
y (state.maxy
- (if conf.maxhfit
then state.winh
else 0)) in
1438 let tilex = l.pagex
mod conf.tilew
in
1439 let tiley = l.pagey mod conf.tileh
in
1441 let col = l.pagex
/ conf.tilew
in
1442 let row = l.pagey / conf.tileh
in
1444 let rec rowloop row y0 dispy h
=
1448 let dh = conf.tileh
- y0 in
1449 let dh = min h
dh in
1450 let rec colloop col x0 dispx w
=
1454 let dw = conf.tilew
- x0 in
1455 let dw = min w
dw in
1457 f col row dispx dispy
x0 y0 dw dh;
1458 colloop (col+1) 0 (dispx
+dw) (w
-dw)
1461 colloop col tilex l.pagedispx l.pagevw;
1462 rowloop (row+1) 0 (dispy
+dh) (h
-dh)
1465 if l.pagevw > 0 && l.pagevh > 0
1466 then rowloop row tiley l.pagedispy l.pagevh;
1469 let gettileopaque l col row =
1471 l.pageno, state.gen
, conf.colorspace
, conf.angle
, l.pagew
, l.pageh
, col, row
1473 try Some
(Hashtbl.find state.tilemap
key)
1474 with Not_found
-> None
1477 let puttileopaque l col row gen colorspace angle opaque size elapsed
=
1478 let key = l.pageno, gen
, colorspace
, angle
, l.pagew
, l.pageh
, col, row in
1479 Hashtbl.add
state.tilemap
key (opaque
, size
, elapsed
)
1482 let drawtiles l color
=
1484 let f col row x y tilex tiley w h
=
1485 match gettileopaque l col row with
1486 | Some
(opaque
, _, t
) ->
1487 let params = x, y, w
, h
, tilex, tiley in
1491 GlFunc.blend_func `zero `one_minus_src_color
;
1493 drawtile
params opaque
;
1495 then Gl.disable `blend
;
1498 let s = Printf.sprintf
1502 let w = measurestr
fstate.fontsize
s in
1503 GlMisc.push_attrib
[`current
];
1504 GlDraw.color
(0.0, 0.0, 0.0);
1506 (float (x-2), float (y-2))
1507 (float (x+2) +. w, float (y + fstate.fontsize
+ 2));
1508 GlDraw.color
(1.0, 1.0, 1.0);
1509 drawstring fstate.fontsize
x (y + fstate.fontsize
- 1) s;
1510 GlMisc.pop_attrib
();
1515 let lw = state.winw
- state.scrollw
- x in
1518 let lh = state.winh
- y in
1521 begin match state.texid
with
1523 Gl.enable `texture_2d
;
1524 GlTex.bind_texture `texture_2d id
;
1527 and x1 = float (x+w)
1528 and y1 = float (y+h
) in
1530 let tw = float w /. 16.0
1531 and th
= float h
/. 16.0 in
1532 let tx0 = float tilex /. 16.0
1533 and ty0
= float tiley /. 16.0 in
1535 and ty1
= ty0
+. th
in
1536 GlDraw.begins `quads
;
1537 GlTex.coord2
(tx0, ty0
); GlDraw.vertex2
(x0, y0);
1538 GlTex.coord2
(tx0, ty1
); GlDraw.vertex2
(x0, y1);
1539 GlTex.coord2
(tx1, ty1
); GlDraw.vertex2
(x1, y1);
1540 GlTex.coord2
(tx1, ty0
); GlDraw.vertex2
(x1, y0);
1543 Gl.disable `texture_2d
;
1545 GlDraw.color
(1.0, 1.0, 1.0);
1548 (float (x+w), float (y+h
));
1550 if w > 128 && h
> fstate.fontsize
+ 10
1552 GlDraw.color
(0.0, 0.0, 0.0);
1555 then (col*conf.tilew
, row*conf.tileh
)
1558 drawstring2 fstate.fontsize
x y "Loading %d [%d,%d]" l.pageno c r;
1565 let pagevisible layout n = List.exists
(fun l -> l.pageno = n) layout;;
1567 let tilevisible1 l x y =
1569 and ax1
= l.pagex
+ l.pagevw
1571 and ay1
= l.pagey + l.pagevh in
1575 let bx1 = min
(bx0 + conf.tilew
) l.pagew
1576 and by1
= min
(by0
+ conf.tileh
) l.pageh
in
1578 let rx0 = max
ax0 bx0
1579 and ry0
= max ay0 by0
1580 and rx1
= min ax1
bx1
1581 and ry1
= min ay1 by1
in
1583 let nonemptyintersection = rx1
> rx0 && ry1
> ry0
in
1584 nonemptyintersection
1587 let tilevisible layout n x y =
1588 let rec findpageinlayout m
= function
1589 | l :: rest
when l.pageno = n ->
1590 tilevisible1 l x y || (
1591 match conf.columns
with
1592 | Csplit
(c, _) when c > m
-> findpageinlayout (m
+1) rest
1595 | _ :: rest
-> findpageinlayout 0 rest
1598 findpageinlayout 0 layout;
1601 let tileready l x y =
1602 tilevisible1 l x y &&
1603 gettileopaque l (x/conf.tilew
) (y/conf.tileh
) != None
1606 let tilepage n p
layout =
1607 let rec loop = function
1611 let f col row _ _ _ _ _ _ =
1612 if state.currently
= Idle
1614 match gettileopaque l col row with
1617 let x = col*conf.tilew
1618 and y = row*conf.tileh
in
1620 let w = l.pagew
- x in
1624 let h = l.pageh
- y in
1629 then getpbo
w h conf.colorspace
1632 wcmd "tile %s %d %d %d %d %s" p
x y w h pbo;
1635 l, p
, conf.colorspace
, conf.angle
, state.gen
, col, row,
1636 conf.tilew
, conf.tileh
1645 if nogeomcmds state.geomcmds
1649 let preloadlayout y =
1650 let y = if y < state.winh
then 0 else y - state.winh
in
1651 let h = state.winh
*3 in
1656 let rec loop pages
=
1657 if state.currently
!= Idle
1662 begin match getopaque l.pageno with
1664 wcmd "page %d %d" l.pageno l.pagedimno
;
1665 state.currently
<- Loading
(l, state.gen
);
1667 tilepage l.pageno opaque pages
;
1672 if nogeomcmds state.geomcmds
1678 if conf.preload && state.currently
= Idle
1679 then load (preloadlayout state.y);
1682 let layoutready layout =
1683 let rec fold all ls
=
1684 all
&& match ls
with
1686 let seen = ref false in
1687 let allvisible = ref true in
1688 let foo col row _ _ _ _ _ _ =
1690 allvisible := !allvisible &&
1691 begin match gettileopaque l col row with
1697 fold (!seen && !allvisible) rest
1700 let alltilesvisible = fold true layout in
1705 let y = bound y 0 state.maxy
in
1706 let y, layout, proceed
=
1707 match conf.maxwait
with
1708 | Some time
when state.ghyll
== noghyll ->
1709 begin match state.throttle
with
1711 let layout = layout y state.winh
in
1712 let ready = layoutready layout in
1716 state.throttle
<- Some
(layout, y, now ());
1718 else G.postRedisplay "gotoy showall (None)";
1720 | Some
(_, _, started
) ->
1721 let dt = now () -. started
in
1724 state.throttle
<- None
;
1725 let layout = layout y state.winh
in
1727 G.postRedisplay "maxwait";
1734 let layout = layout y state.winh
in
1735 if not
!wtmode || layoutready layout
1736 then G.postRedisplay "gotoy ready";
1742 state.layout <- layout;
1743 begin match state.mode
with
1744 | LinkNav
(Ltexact
(pageno, linkno
)) ->
1745 let rec loop = function
1747 state.mode
<- LinkNav
(Ltgendir
0)
1748 | l :: _ when l.pageno = pageno ->
1749 begin match getopaque pageno with
1751 state.mode
<- LinkNav
(Ltgendir
0)
1753 let x0, y0, x1, y1 = getlinkrect opaque linkno
in
1754 if not
(x0 >= l.pagex
&& x1 <= l.pagex
+ l.pagevw
1755 && y0 >= l.pagey && y1 <= l.pagey + l.pagevh)
1756 then state.mode
<- LinkNav
(Ltgendir
0)
1758 | _ :: rest
-> loop rest
1763 begin match state.mode
with
1764 | Birdseye
(conf, leftx
, pageno, hooverpageno
, anchor
) ->
1765 if not
(pagevisible layout pageno)
1767 match state.layout with
1770 state.mode
<- Birdseye
(
1771 conf, leftx
, l.pageno, hooverpageno
, anchor
1774 | LinkNav
(Ltgendir dir
as lt
) ->
1776 let rec loop = function
1779 match getopaque l.pageno with
1785 then LDfirstvisible
(l.pagex
, l.pagey, dir
)
1787 if dir
> 0 then LDfirst
else LDlast
1793 | Lnotfound
-> loop rest
1795 showlinktype (getlink opaque
n);
1796 Ltexact
(l.pageno, n)
1800 state.mode
<- LinkNav
linknav
1805 state.ghyll
<- noghyll;
1808 let mx, my
= state.mpos
in
1813 let conttiling pageno opaque
=
1814 tilepage pageno opaque
1815 (if conf.preload then preloadlayout state.y else state.layout)
1818 let gotoy_and_clear_text y =
1819 if not
conf.verbose
then state.text <- "";
1825 let coloff = l.pagecol
* l.pageh
in
1826 float (l.pagey + coloff) /. float l.pageh
1833 if conf.presentation
1834 then float l.pagedispy /. float (calcips l.pageh
)
1835 else float l.pagedispy /. float conf.interpagespace
1837 (l.pageno, top, dtop)
1841 match state.layout with
1842 | l :: _ -> getanchor1 l
1844 let n = page_of_y state.y in
1848 let y, h = getpageyh n in
1849 let dy = y - state.y in
1851 if conf.presentation
1853 let ips = calcips h in
1854 float (dy + ips) /. float ips
1856 float dy /. float conf.interpagespace
1861 let getanchory (n, top, dtop) =
1862 let y, h = getpageyh n in
1863 if conf.presentation
1865 let ips = calcips h in
1866 y + truncate
(top*.float h -. dtop*.float ips) + ips;
1868 y + truncate
(top*.float h -. dtop*.float conf.interpagespace
)
1871 let gotoanchor anchor
=
1872 gotoy (getanchory anchor
);
1876 cbput state.hists
.nav
(getanchor ());
1880 let anchor = cbgetc state.hists
.nav dir
in
1885 let scroll f n a
b =
1886 (* http://devmaster.net/forums/topic/9796-ease-in-ease-out-algorithm/ *)
1888 let s x = 3.0*.x**2.0 -. 2.0*.x**3.0 in
1890 then s (float f /. float a
)
1893 then 1.0 -. s ((float (f-b) /. float (n-b)))
1900 http://integrals.wolfram.com/index.jsp?expr=3x%5E2-2x%5E3&random=false *)
1901 let iv x = -.((-.2.0 +. x)*.x**3.0)/.2.0 in
1903 let ins = float a
*. iv1
1904 and outs
= float (n-b) *. iv1 in
1906 ins +. outs
+. float ones
1908 let rec set (_N
, _A
, _B
) y sy
=
1909 let sum = summa
1.0 _N _A _B
in
1910 let dy = float (y - sy
) in
1914 then state.ghyll
<- noghyll
1917 let s = scroll n _N _A _B
in
1918 let y1 = y1 +. ((s *. dy) /. sum) in
1919 gotoy_and_clear_text (truncate
y1);
1920 state.ghyll
<- gf (n+1) y1;
1924 | Some
y'
-> set (_N
/2, 1, 1) y'
state.y
1926 gf 0 (float state.y)
1929 match conf.ghyllscroll
with
1931 gotoy_and_clear_text y
1933 if state.ghyll
== noghyll
1934 then set nab
y state.y
1935 else state.ghyll
(Some
y)
1938 let gotopage n top =
1939 let y, h = getpageyh n in
1940 let y = y + (truncate
(top *. float h)) in
1944 let gotopage1 n top =
1945 let y = getpagey n in
1950 let invalidate s f =
1955 match state.geomcmds
with
1956 | ps
, [] when String.length ps
= 0 ->
1958 state.geomcmds
<- s, [];
1961 state.geomcmds
<- ps
, [s, f];
1963 | ps
, (s'
, _) :: rest
when s'
= s ->
1964 state.geomcmds
<- ps
, ((s, f) :: rest
);
1967 state.geomcmds
<- ps
, ((s, f) :: cmds
);
1971 Hashtbl.iter
(fun _ opaque
->
1972 wcmd "freepage %s" opaque
;
1974 Hashtbl.clear
state.pagemap
;
1978 if not
(Queue.is_empty
state.tilelru
)
1980 Queue.iter
(fun (k
, p
, s) ->
1981 wcmd "freetile %s" p
;
1982 state.memused
<- state.memused
- s;
1983 Hashtbl.remove
state.tilemap k
;
1985 state.uioh#infochanged Memused
;
1986 Queue.clear
state.tilelru
;
1991 let opendoc path password
=
1993 state.password
<- password
;
1994 state.gen
<- state.gen
+ 1;
1995 state.docinfo
<- [];
1998 setaalevel
conf.aalevel
;
2000 if String.length
state.origin
= 0
2004 Wsi.settitle
("llpp " ^
(mbtoutf8
(Filename.basename
titlepath)));
2005 wcmd "open %d %s\000%s\000" (btod !wtmode) path password
;
2006 invalidate "reqlayout"
2008 wcmd "reqlayout %d %d %s\000"
2009 conf.angle
(int_of_fitmodel_and_zoom conf.fitmodel conf.zoom
)
2015 state.anchor <- getanchor ();
2016 opendoc state.path
state.password
;
2020 let c = c *. conf.colorscale
in
2024 let scalecolor2 (r, g, b) =
2025 (r *. conf.colorscale
, g *. conf.colorscale
, b *. conf.colorscale
);
2028 let docolumns = function
2030 let a = Array.make
state.pagecount
(-1, -1, -1, (-1, -1, -1, -1)) in
2031 let rec loop pageno pdimno pdim
y ph pdims
=
2032 if pageno = state.pagecount
2035 let pdimno, ((_, w, h, xoff
) as pdim
), pdims
=
2037 | ((pageno'
, _, _, _) as pdim
) :: rest
when pageno'
= pageno ->
2038 pdimno+1, pdim
, rest
2042 let x = max
0 (((state.winw
- state.scrollw
- w) / 2) - xoff
) in
2044 (if conf.presentation
2045 then (if pageno = 0 then calcips h else calcips ph
+ calcips h)
2046 else (if pageno = 0 then 0 else conf.interpagespace
)
2049 a.(pageno) <- (pdimno, x, y, pdim
);
2050 loop (pageno+1) pdimno pdim
(y + h) h pdims
2052 loop 0 ~
-1 (-1,-1,-1,-1) 0 0 state.pdims
;
2053 conf.columns
<- Csingle
a;
2055 | Cmulti
((columns
, coverA
, coverB
), _) ->
2056 let a = Array.make
state.pagecount
(-1, -1, -1, (-1, -1, -1, -1)) in
2057 let rec loop pageno pdimno pdim
x y rowh pdims
=
2058 let rec fixrow m
= if m
= pageno then () else
2059 let (pdimno, x, y, ((_, _, h, _) as pdim
)) = a.(m
) in
2062 let y = y + (rowh
- h) / 2 in
2063 a.(m
) <- (pdimno, x, y, pdim
);
2067 if pageno = state.pagecount
2068 then fixrow (((pageno - 1) / columns
) * columns
)
2070 let pdimno, ((_, w, h, xoff
) as pdim
), pdims
=
2072 | ((pageno'
, _, _, _) as pdim
) :: rest
when pageno'
= pageno ->
2073 pdimno+1, pdim
, rest
2078 if pageno = coverA
- 1 || pageno = state.pagecount
- coverB
2080 let x = (state.winw
- state.scrollw
- w) / 2 in
2082 if conf.presentation
then calcips h else conf.interpagespace
in
2083 x, y + ips + rowh
, h
2086 if (pageno - coverA
) mod columns
= 0
2088 let x = max
0 (state.winw
- state.scrollw
- state.w) / 2 in
2090 if conf.presentation
2092 let ips = calcips h in
2093 y + (if pageno = 0 then 0 else calcips rowh
+ ips)
2095 y + (if pageno = 0 then 0 else conf.interpagespace
)
2099 else x, y, max rowh
h
2103 if pageno > 1 && (pageno - coverA
) mod columns
= 0
2106 if pageno = columns
&& conf.presentation
2108 let ips = calcips rowh
in
2109 for i
= 0 to pred columns
2111 let (pdimno, x, y, pdim
) = a.(i
) in
2112 a.(i
) <- (pdimno, x, y+ips, pdim
)
2118 fixrow (pageno - columns
);
2123 a.(pageno) <- (pdimno, x, y, pdim
);
2124 let x = x + w + xoff
*2 + conf.interpagespace
in
2125 loop (pageno+1) pdimno pdim
x y rowh' pdims
2127 loop 0 ~
-1 (-1,-1,-1,-1) 0 0 0 state.pdims
;
2128 conf.columns
<- Cmulti
((columns
, coverA
, coverB
), a);
2131 let a = Array.make
(state.pagecount
*c) (-1, -1, -1, (-1, -1, -1, -1)) in
2132 let rec loop pageno pdimno pdim
y pdims
=
2133 if pageno = state.pagecount
2136 let pdimno, ((_, w, h, _) as pdim
), pdims
=
2138 | ((pageno'
, _, _, _) as pdim
) :: rest
when pageno'
= pageno ->
2139 pdimno+1, pdim
, rest
2144 let rec loop1 n x y =
2145 if n = c then y else (
2146 a.(pageno*c + n) <- (pdimno, x, y, pdim
);
2147 loop1 (n+1) (x+cw) (y + h + conf.interpagespace
)
2150 let y = loop1 0 0 y in
2151 loop (pageno+1) pdimno pdim
y pdims
2153 loop 0 ~
-1 (-1,-1,-1,-1) 0 state.pdims
;
2154 conf.columns
<- Csplit
(c, a);
2158 docolumns conf.columns
;
2159 state.maxy
<- calcheight ();
2161 if state.x = 0 && state.w <= state.winw
- state.scrollw
2165 if state.reprf
== noreprf
2167 match state.mode
with
2168 | Birdseye
(_, _, pageno, _, _) ->
2169 let y, h = getpageyh pageno in
2170 let top = (state.winh
- h) / 2 in
2171 gotoy (max
0 (y - top))
2172 | _ -> gotoanchor state.anchor
2176 state.reprf
<- noreprf;
2181 GlDraw.viewport
0 0 w h;
2182 let firsttime = state.geomcmds
== firstgeomcmds in
2183 if not
firsttime && nogeomcmds state.geomcmds
2184 then state.anchor <- getanchor ();
2187 let w = truncate
(float w *. conf.zoom
) - state.scrollw
in
2190 setfontsize fstate.fontsize
;
2191 GlMat.mode `modelview
;
2192 GlMat.load_identity
();
2194 GlMat.mode `projection
;
2195 GlMat.load_identity
();
2196 GlMat.rotate ~
x:1.0 ~angle
:180.0 ();
2197 GlMat.translate ~
x:~
-.1.0 ~
y:~
-.1.0 ();
2198 GlMat.scale3
(2.0 /. float state.winw
, 2.0 /. float state.winh
, 1.0);
2203 else float state.x /. float state.w
2205 invalidate "geometry"
2209 then state.x <- truncate
(relx *. float w);
2211 match conf.columns
with
2213 | Cmulti
((c, _, _), _) -> (w - (c-1)*conf.interpagespace
) / c
2214 | Csplit
(c, _) -> w * c
2216 wcmd "geometry %d %d %d"
2217 w (h - 2*conf.interpagespace
)
2218 (int_of_fitmodel_and_zoom conf.fitmodel conf.zoom
)
2223 let len = String.length
state.text in
2226 match state.mode
with
2229 let h, _, _ = state.uioh#scrollpw
in
2235 (x, float (state.winh
- (fstate.fontsize
+ 4) - hscrollh))
2236 (x+.w, float (state.winh
- hscrollh))
2239 let w = float (state.winw
- state.scrollw
- 1) in
2240 if state.progress
>= 0.0 && state.progress
< 1.0
2242 GlDraw.color
(0.3, 0.3, 0.3);
2243 let w1 = w *. state.progress
in
2245 GlDraw.color
(0.0, 0.0, 0.0);
2249 GlDraw.color
(0.0, 0.0, 0.0);
2253 GlDraw.color
(1.0, 1.0, 1.0);
2254 drawstring fstate.fontsize
2255 (if len > 0 then 8 else 2) (state.winh
- hscrollh - 5) s;
2258 match state.mode
with
2259 | Textentry
((prefix
, text, _, _, _, _), _) ->
2263 Printf.sprintf
"%s%s_ [%s]" prefix
text state.text
2265 Printf.sprintf
"%s%s_" prefix
text
2274 if not
(istextentry state.mode
) && state.uioh#eformsgs
2276 let s1 = "(press 'e' to review error messasges)" in
2277 if String.length
s > 0 then s ^
" " ^
s1 else s1
2282 if String.length
s > 0
2287 let len = Queue.length
state.tilelru
in
2289 match state.throttle
with
2292 then preloadlayout state.y
2294 | Some
(layout, _, _) ->
2298 if state.memused
<= conf.memlimit
2303 let (k
, p
, s) as lruitem
= Queue.pop
state.tilelru
in
2304 let n, gen
, colorspace
, angle
, pagew
, pageh
, col, row = k
in
2305 let (_, pw, ph
, _) = getpagedim n in
2308 && colorspace
= conf.colorspace
2309 && angle
= conf.angle
2313 let x = col*conf.tilew
2314 and y = row*conf.tileh
in
2315 tilevisible (Lazy.force_val
layout) n x y
2317 then Queue.push lruitem
state.tilelru
2320 wcmd "freetile %s" p
;
2321 state.memused
<- state.memused
- s;
2322 state.uioh#infochanged Memused
;
2323 Hashtbl.remove
state.tilemap k
;
2331 let logcurrently = function
2332 | Idle
-> dolog
"Idle"
2333 | Loading
(l, gen
) ->
2334 dolog
"Loading %d gen=%d curgen=%d" l.pageno gen
state.gen
2335 | Tiling
(l, pageopaque
, colorspace
, angle
, gen
, col, row, tilew
, tileh
) ->
2337 "Tiling %d[%d,%d] page=%s cs=%s angle"
2338 l.pageno col row pageopaque
2339 (colorspace_to_string colorspace
)
2341 dolog
"gen=(%d,%d) (%d,%d) tile=(%d,%d) (%d,%d)"
2342 angle gen
conf.angle
state.gen
2344 conf.tilew
conf.tileh
2351 let r = Str.regexp
" " in
2352 fun s -> Str.bounded_split
r s 2;
2355 let onpagerect pageno f =
2357 match conf.columns
with
2358 | Cmulti
(_, b) -> b
2360 | Csplit
(_, b) -> b
2362 if pageno >= 0 && pageno < Array.length
b
2364 let (pdimno, _, _, (_, _, _, _)) = b.(pageno) in
2365 let r = getpdimrect
pdimno in
2366 f (r.(1)-.r.(0)) (r.(3)-.r.(2))
2369 let gotopagexy1 pageno x y =
2370 onpagerect pageno (fun w h ->
2372 let _,w1,_,leftx
= getpagedim pageno in
2373 let wh = state.winh
- state.hscrollh in
2374 let sw = float w1 /. w in
2376 let x = leftx
+ state.x + truncate
x in
2378 if x < 0 || x >= state.winw
- state.scrollw
2382 let py, h = getpageyh pageno in
2383 let pdy = truncate
(top *. float h) in
2384 let y'
= py + pdy in
2385 let dy = y'
- state.y in
2387 if x != state.x || not
(dy > 0 && dy < wh)
2389 if conf.presentation
2391 if abs
(py - y'
) > wh
2398 if state.x != sx || state.y != sy
2403 let ww = state.winw
- state.scrollw
in
2405 and qy
= pdy / wh in
2407 and y = py + qy
* wh in
2408 let x = if -x + ww > w1 then -(w1-ww) else x
2409 and y'
= if y + wh > state.maxy
then state.maxy
- wh else y in
2411 if conf.presentation
2413 if abs
(py - y'
) > wh
2424 if x = 0 && state.w <= state.winw
- state.scrollw
2428 gotoy_and_clear_text y;
2430 else gotoy_and_clear_text state.y;
2434 let gotopagexy pageno x y =
2435 match state.mode
with
2436 | Birdseye
_ -> gotopage pageno 0.0
2437 | _ -> gotopagexy1 pageno x y
2441 (* dolog "%S" cmds; *)
2442 let cl = splitatspace cmds
in
2444 try Scanf.sscanf
s fmt
f
2446 dolog
"error processing '%S': %s" cmds
(exntos exn
);
2451 state.uioh#infochanged Pdim
;
2454 | "clearrects" :: [] ->
2455 state.rects
<- state.rects1
;
2456 G.postRedisplay "clearrects";
2458 | "continue" :: args :: [] ->
2459 let n = scan args "%u" (fun n -> n) in
2460 state.pagecount
<- n;
2461 begin match state.currently
with
2463 state.currently
<- Idle
;
2464 state.outlines
<- Array.of_list
(List.rev
l)
2468 let cur, cmds
= state.geomcmds
in
2469 if String.length
cur = 0
2470 then failwith
"umpossible";
2472 begin match List.rev cmds
with
2474 state.geomcmds
<- "", [];
2478 state.geomcmds
<- s, List.rev rest
;
2480 if conf.maxwait
= None
&& not
!wtmode
2481 then G.postRedisplay "continue";
2483 | "title" :: args :: [] ->
2486 | "msg" :: args :: [] ->
2489 | "vmsg" :: args :: [] ->
2491 then showtext ' '
args
2493 | "emsg" :: args :: [] ->
2494 Buffer.add_string
state.errmsgs
args;
2495 state.newerrmsgs
<- true;
2496 G.postRedisplay "error message"
2498 | "progress" :: args :: [] ->
2499 let progress, text =
2502 f, String.sub
args pos
(String.length
args - pos
))
2505 state.progress <- progress;
2506 G.postRedisplay "progress"
2508 | "firstmatch" :: args :: [] ->
2509 let pageno, c, x0, y0, x1, y1, x2
, y2
, x3
, y3
=
2510 scan args "%u %d %f %f %f %f %f %f %f %f"
2511 (fun p
c x0 y0 x1 y1 x2 y2 x3 y3
->
2512 (p
, c, x0, y0, x1, y1, x2
, y2
, x3
, y3
))
2514 let y = (getpagey pageno) + truncate
y0 in
2517 state.rects1
<- [pageno, c, (x0, y0, x1, y1, x2
, y2
, x3
, y3
)]
2519 | "match" :: args :: [] ->
2520 let pageno, c, x0, y0, x1, y1, x2
, y2
, x3
, y3
=
2521 scan args "%u %d %f %f %f %f %f %f %f %f"
2522 (fun p
c x0 y0 x1 y1 x2 y2 x3 y3
->
2523 (p
, c, x0, y0, x1, y1, x2
, y2
, x3
, y3
))
2526 (pageno, c, (x0, y0, x1, y1, x2
, y2
, x3
, y3
)) :: state.rects1
2528 | "page" :: args :: [] ->
2529 let pageopaque, t
= scan args "%s %f" (fun p t
-> p
, t
) in
2530 begin match state.currently
with
2531 | Loading
(l, gen
) ->
2532 vlog "page %d took %f sec" l.pageno t
;
2533 Hashtbl.replace
state.pagemap
(l.pageno, gen
) pageopaque;
2534 begin match state.throttle
with
2536 let preloadedpages =
2538 then preloadlayout state.y
2543 List.fold_left
(fun s l -> IntSet.add
l.pageno s)
2544 IntSet.empty
preloadedpages
2547 Hashtbl.fold (fun ((pageno, _) as key) opaque
accu ->
2548 if not
(IntSet.mem
pageno set)
2550 wcmd "freepage %s" opaque
;
2556 List.iter
(Hashtbl.remove
state.pagemap
) evictedpages;
2559 state.currently
<- Idle
;
2562 tilepage l.pageno pageopaque state.layout;
2564 load preloadedpages;
2565 if pagevisible state.layout l.pageno
2566 && layoutready state.layout
2567 then G.postRedisplay "page";
2570 | Some
(layout, _, _) ->
2571 state.currently
<- Idle
;
2572 tilepage l.pageno pageopaque layout;
2577 dolog
"Inconsistent loading state";
2578 logcurrently state.currently
;
2582 | "tile" :: args :: [] ->
2583 let (x, y, opaque
, size
, t
) =
2584 scan args "%u %u %s %u %f"
2585 (fun x y p size t
-> (x, y, p
, size
, t
))
2587 begin match state.currently
with
2588 | Tiling
(l, pageopaque, cs
, angle
, gen
, col, row, tilew
, tileh
) ->
2589 vlog "tile %d [%d,%d] took %f sec" l.pageno col row t
;
2592 if tilew
!= conf.tilew
|| tileh
!= conf.tileh
2594 wcmd "freetile %s" opaque
;
2595 state.currently
<- Idle
;
2599 puttileopaque l col row gen cs angle opaque size t
;
2600 state.memused
<- state.memused
+ size
;
2601 state.uioh#infochanged Memused
;
2603 Queue.push
((l.pageno, gen
, cs
, angle
, l.pagew
, l.pageh
, col, row),
2604 opaque
, size
) state.tilelru
;
2607 match state.throttle
with
2608 | None
-> state.layout
2609 | Some
(layout, _, _) -> layout
2612 state.currently
<- Idle
;
2614 && conf.colorspace
= cs
2615 && conf.angle
= angle
2616 && tilevisible layout l.pageno x y
2617 then conttiling l.pageno pageopaque;
2619 begin match state.throttle
with
2621 preload state.layout;
2623 && conf.colorspace
= cs
2624 && conf.angle
= angle
2625 && tilevisible state.layout l.pageno x y
2626 && (not
!wtmode || layoutready state.layout)
2627 then G.postRedisplay "tile nothrottle";
2629 | Some
(layout, y, _) ->
2630 let ready = layoutready layout in
2634 state.layout <- layout;
2635 state.throttle
<- None
;
2636 G.postRedisplay "throttle";
2643 dolog
"Inconsistent tiling state";
2644 logcurrently state.currently
;
2648 | "pdim" :: args :: [] ->
2650 scan args "%u %u %u %u" (fun n w h x -> n, w, h, x)
2652 state.uioh#infochanged Pdim
;
2653 state.pdims
<- pdim :: state.pdims
2655 | "o" :: args :: [] ->
2656 let (l, n, t
, h, pos
) =
2657 scan args "%u %u %d %u %n"
2658 (fun l n t
h pos
-> l, n, t
, h, pos
)
2660 let s = String.sub
args pos
(String.length
args - pos
) in
2661 let outline = (s, l, (n, float t
/. float h, 0.0)) in
2662 begin match state.currently
with
2663 | Outlining outlines
->
2664 state.currently
<- Outlining
(outline :: outlines
)
2666 state.currently
<- Outlining
[outline]
2668 dolog
"invalid outlining state";
2669 logcurrently currently
2672 | "a" :: args :: [] ->
2674 scan args "%u %d %d" (fun n l t
-> n, l, t
)
2676 state.reprf
<- (fun () -> gotopagexy n (float l) (float t
))
2678 | "info" :: args :: [] ->
2679 state.docinfo
<- (1, args) :: state.docinfo
2681 | "infoend" :: [] ->
2682 state.uioh#infochanged Docinfo
;
2683 state.docinfo
<- List.rev
state.docinfo
2686 failwith
(Printf.sprintf
"unknown cmd `%S'" cmds
)
2691 let action = function
2692 | HCprev
-> cbget cb ~
-1
2693 | HCnext
-> cbget cb
1
2694 | HCfirst
-> cbget cb ~
-(cb
.rc)
2695 | HClast
-> cbget cb
(cb
.len - 1 - cb
.rc)
2696 and cancel
() = cb
.rc <- rc
2700 let search pattern forward
=
2701 if String.length pattern
> 0
2704 match state.layout with
2707 l.pageno, (l.pagey + if forward
then 0 else 0*l.pagevh)
2709 wcmd "search %d %d %d %d,%s\000"
2710 (btod conf.icase
) pn py (btod forward
) pattern
;
2713 let intentry text key =
2715 if key >= 32 && key < 127
2721 let text = addchar text c in
2725 state.text <- Printf.sprintf
"invalid char (%d, `%c')" key c;
2729 let linknentry text key =
2731 if key >= 32 && key < 127
2737 let text = addchar text c in
2741 state.text <- Printf.sprintf
"invalid char (%d, `%c')" key c;
2746 if String.length
s > 0
2749 let l = String.length
s in
2750 let rec loop pos
n = if pos
= l then n else
2751 let m = Char.code
s.[pos
] - (if pos
= 0 && l > 1 then 96 else 97) in
2752 loop (pos
+1) (n*26 + m)
2755 let rec loop n = function
2758 match getopaque l.pageno with
2759 | None
-> loop n rest
2761 let m = getlinkcount opaque
in
2764 let under = getlink opaque
n in
2767 else loop (n-m) rest
2769 loop n state.layout;
2773 let textentry text key =
2774 if key land 0xff00 = 0xff00
2776 else TEcont
(text ^ toutf8
key)
2779 let reqlayout angle
fitmodel =
2780 match state.throttle
with
2782 if nogeomcmds state.geomcmds
2783 then state.anchor <- getanchor ();
2784 conf.angle
<- angle
mod 360;
2787 match state.mode
with
2788 | LinkNav
_ -> state.mode
<- View
2791 conf.fitmodel <- fitmodel;
2792 invalidate "reqlayout"
2794 wcmd "reqlayout %d %d" conf.angle
2795 (int_of_fitmodel_and_zoom conf.fitmodel conf.zoom
)
2800 let settrim trimmargins trimfuzz
=
2801 if nogeomcmds state.geomcmds
2802 then state.anchor <- getanchor ();
2803 conf.trimmargins
<- trimmargins
;
2804 conf.trimfuzz
<- trimfuzz
;
2805 let x0, y0, x1, y1 = trimfuzz
in
2806 invalidate "settrim"
2808 wcmd "settrim %d %d %d %d %d" (btod conf.trimmargins
) x0 y0 x1 y1);
2813 match state.throttle
with
2815 let zoom = max
0.0001 zoom in
2816 if zoom <> conf.zoom
2818 state.prevzoom
<- conf.zoom;
2820 reshape state.winw
state.winh
;
2821 state.text <- Printf.sprintf
"zoom is now %-5.2f" (zoom *. 100.0);
2824 | Some
(layout, y, started
) ->
2826 match conf.maxwait
with
2830 let dt = now () -. started
in
2838 let setcolumns mode columns coverA coverB
=
2839 state.prevcolumns
<- Some
(conf.columns
, conf.zoom);
2843 then showtext '
!'
"split mode doesn't work in bird's eye"
2845 conf.columns
<- Csplit
(-columns
, [||]);
2853 conf.columns
<- Csingle
[||];
2858 conf.columns
<- Cmulti
((columns
, coverA
, coverB
), [||]);
2862 reshape state.winw
state.winh
;
2865 let enterbirdseye () =
2866 let zoom = float conf.thumbw
/. float state.winw
in
2867 let birdseyepageno =
2868 let cy = state.winh
/ 2 in
2872 let rec fold best
= function
2875 let d = cy - (l.pagedispy + l.pagevh/2)
2876 and dbest
= cy - (best
.pagedispy + best
.pagevh/2) in
2877 if abs
d < abs dbest
2884 state.mode
<- Birdseye
(
2885 { conf with zoom = conf.zoom }, state.x, birdseyepageno, -1, getanchor ()
2888 conf.presentation
<- false;
2889 conf.interpagespace
<- 10;
2890 conf.hlinks
<- false;
2891 conf.fitmodel <- FitProportional
;
2893 state.mstate
<- Mnone
;
2894 conf.maxwait
<- None
;
2896 match conf.beyecolumns
with
2899 Cmulti
((c, 0, 0), [||])
2900 | None
-> Csingle
[||]
2902 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
2905 state.text <- Printf.sprintf
"birds eye mode on (zoom %3.1f%%)"
2910 reshape state.winw
state.winh
;
2913 let leavebirdseye (c, leftx
, pageno, _, anchor) goback
=
2915 conf.zoom <- c.zoom;
2916 conf.presentation
<- c.presentation
;
2917 conf.interpagespace
<- c.interpagespace
;
2918 conf.maxwait
<- c.maxwait
;
2919 conf.hlinks
<- c.hlinks
;
2920 conf.fitmodel <- c.fitmodel;
2921 conf.beyecolumns
<- (
2922 match conf.columns
with
2923 | Cmulti
((c, _, _), _) -> Some
c
2925 | Csplit
_ -> failwith
"leaving bird's eye split mode"
2928 match c.columns
with
2929 | Cmulti
(c, _) -> Cmulti
(c, [||])
2930 | Csingle
_ -> Csingle
[||]
2931 | Csplit
(c, _) -> Csplit
(c, [||])
2936 state.text <- Printf.sprintf
"birds eye mode off (zoom %3.1f%%)"
2939 reshape state.winw
state.winh
;
2940 state.anchor <- if goback
then anchor else (pageno, 0.0, 1.0);
2943 let togglebirdseye () =
2944 match state.mode
with
2945 | Birdseye vals
-> leavebirdseye vals
true
2946 | View
-> enterbirdseye ()
2950 let upbirdseye incr
(conf, leftx
, pageno, hooverpageno
, anchor) =
2951 let pageno = max
0 (pageno - incr
) in
2952 let rec loop = function
2953 | [] -> gotopage1 pageno 0
2954 | l :: _ when l.pageno = pageno ->
2955 if l.pagedispy >= 0 && l.pagey = 0
2956 then G.postRedisplay "upbirdseye"
2957 else gotopage1 pageno 0
2958 | _ :: rest
-> loop rest
2961 state.mode
<- Birdseye
(conf, leftx
, pageno, hooverpageno
, anchor)
2964 let downbirdseye incr
(conf, leftx
, pageno, hooverpageno
, anchor) =
2965 let pageno = min
(state.pagecount
- 1) (pageno + incr
) in
2966 state.mode
<- Birdseye
(conf, leftx
, pageno, hooverpageno
, anchor);
2967 let rec loop = function
2969 let y, h = getpageyh pageno in
2970 let dy = (y - state.y) - (state.winh
- h - conf.interpagespace
) in
2972 | l :: _ when l.pageno = pageno ->
2973 if l.pagevh != l.pageh
2974 then gotoy (clamp (l.pageh
- l.pagevh + conf.interpagespace
))
2975 else G.postRedisplay "downbirdseye"
2976 | _ :: rest
-> loop rest
2981 let optentry mode
_ key =
2982 let btos b = if b then "on" else "off" in
2983 if key >= 32 && key < 127
2985 let c = Char.chr
key in
2989 try conf.scrollstep
<- int_of_string
s with exc
->
2990 state.text <- Printf.sprintf
"bad integer `%s': %s" s (exntos exc
)
2992 TEswitch
("scroll step: ", "", None
, intentry, ondone, true)
2997 conf.autoscrollstep
<- int_of_string
s;
2998 if state.autoscroll
<> None
2999 then state.autoscroll
<- Some
conf.autoscrollstep
3001 state.text <- Printf.sprintf
"bad integer `%s': %s" s (exntos exc
)
3003 TEswitch
("auto scroll step: ", "", None
, intentry, ondone, true)
3008 let n, a, b = multicolumns_of_string s in
3009 setcolumns mode
n a b;
3011 state.text <- Printf.sprintf
"bad columns `%s': %s" s (exntos exc
)
3013 TEswitch
("columns: ", "", None
, textentry, ondone, true)
3018 let zoom = float (int_of_string
s) /. 100.0 in
3021 state.text <- Printf.sprintf
"bad integer `%s': %s" s (exntos exc
)
3023 TEswitch
("zoom: ", "", None
, intentry, ondone, true)
3028 conf.thumbw
<- bound (int_of_string
s) 2 4096;
3030 Printf.sprintf
"thumbnail width is set to %d" conf.thumbw
;
3031 begin match mode
with
3033 leavebirdseye beye
false;
3038 state.text <- Printf.sprintf
"bad integer `%s': %s" s (exntos exc
)
3040 TEswitch
("thumbnail width: ", "", None
, intentry, ondone, true)
3045 Some
(int_of_string
s)
3047 state.text <- Printf.sprintf
"bad integer `%s': %s"
3051 | Some angle
-> reqlayout angle
conf.fitmodel
3054 TEswitch
("rotation: ", "", None
, intentry, ondone, true)
3057 conf.icase
<- not
conf.icase
;
3058 TEdone
("case insensitive search " ^
(btos conf.icase
))
3061 conf.preload <- not
conf.preload;
3063 TEdone
("preload " ^
(btos conf.preload))
3066 conf.verbose
<- not
conf.verbose
;
3067 TEdone
("verbose " ^
(btos conf.verbose
))
3070 conf.debug
<- not
conf.debug
;
3071 TEdone
("debug " ^
(btos conf.debug
))
3074 conf.maxhfit
<- not
conf.maxhfit
;
3075 state.maxy
<- calcheight ();
3076 TEdone
("maxhfit " ^
(btos conf.maxhfit
))
3079 conf.crophack
<- not
conf.crophack
;
3080 TEdone
("crophack " ^
btos conf.crophack
)
3084 match conf.maxwait
with
3086 conf.maxwait
<- Some infinity
;
3087 "always wait for page to complete"
3089 conf.maxwait
<- None
;
3090 "show placeholder if page is not ready"
3095 conf.underinfo
<- not
conf.underinfo
;
3096 TEdone
("underinfo " ^
btos conf.underinfo
)
3099 conf.savebmarks
<- not
conf.savebmarks
;
3100 TEdone
("persistent bookmarks " ^
btos conf.savebmarks
)
3106 match state.layout with
3111 conf.interpagespace
<- int_of_string
s;
3112 docolumns conf.columns
;
3113 state.maxy
<- calcheight ();
3114 let y = getpagey pageno in
3117 state.text <- Printf.sprintf
"bad integer `%s': %s" s (exntos exc
)
3119 TEswitch
("vertical margin: ", "", None
, intentry, ondone, true)
3123 match conf.fitmodel with
3124 | FitProportional
-> FitWidth
3125 | _ -> FitProportional
3127 reqlayout conf.angle
fm;
3128 TEdone
("proportional display " ^
btos (fm == FitProportional
))
3131 settrim (not
conf.trimmargins
) conf.trimfuzz
;
3132 TEdone
("trim margins " ^
btos conf.trimmargins
)
3135 conf.invert
<- not
conf.invert
;
3136 TEdone
("invert colors " ^
btos conf.invert
)
3140 cbput state.hists
.sel
s;
3143 TEswitch
("selection command: ", "", Some
(onhist state.hists
.sel
),
3144 textentry, ondone, true)
3147 state.text <- Printf.sprintf
"bad option %d `%c'" key c;
3153 class type lvsource
= object
3154 method getitemcount
: int
3155 method getitem
: int -> (string * int)
3156 method hasaction
: int -> bool
3165 method getactive
: int
3166 method getfirst
: int
3167 method getqsearch
: string
3168 method setqsearch
: string -> unit
3172 class virtual lvsourcebase
= object
3173 val mutable m_active
= 0
3174 val mutable m_first
= 0
3175 val mutable m_qsearch
= ""
3176 val mutable m_pan
= 0
3177 method getactive
= m_active
3178 method getfirst
= m_first
3179 method getqsearch
= m_qsearch
3180 method getpan
= m_pan
3181 method setqsearch
s = m_qsearch
<- s
3184 let withoutlastutf8 s =
3185 let len = String.length
s in
3193 let b = Char.code
s.[pos
] in
3194 if b land 0b11000000 = 0b11000000
3199 if Char.code
s.[len-1] land 0x80 = 0
3203 String.sub
s 0 first;
3206 let textentrykeyboard
3207 key _mask
((c, text, opthist
, onkey
, ondone, cancelonempty
), onleave
) =
3209 if key >= 0xffb0 && key <= 0xffb9
3210 then key - 0xffb0 + 48 else key
3213 state.mode
<- Textentry
(te
, onleave
);
3216 G.postRedisplay "textentrykeyboard enttext";
3218 let histaction cmd
=
3221 | Some
(action, _) ->
3222 state.mode
<- Textentry
(
3223 (c, action cmd
, opthist
, onkey
, ondone, cancelonempty
), onleave
3225 G.postRedisplay "textentry histaction"
3228 | 0xff08 -> (* backspace *)
3229 let s = withoutlastutf8 text in
3230 let len = String.length
s in
3231 if cancelonempty
&& len = 0
3234 G.postRedisplay "textentrykeyboard after cancel";
3237 enttext (c, s, opthist
, onkey
, ondone, cancelonempty
)
3240 | 0xff0d | 0xff8d -> (* (kp) enter *)
3243 G.postRedisplay "textentrykeyboard after confirm"
3245 | 0xff52 | 0xff97 -> histaction HCprev
(* (kp) up *)
3246 | 0xff54 | 0xff99 -> histaction HCnext
(* (kp) down *)
3247 | 0xff50 | 0xff95 -> histaction HCfirst
(* (kp) home) *)
3248 | 0xff57 | 0xff9c -> histaction HClast
(* (kp) end *)
3250 | 0xff1b -> (* escape*)
3251 if String.length
text = 0
3253 begin match opthist
with
3255 | Some
(_, onhistcancel
) -> onhistcancel
()
3259 G.postRedisplay "textentrykeyboard after cancel2"
3262 enttext (c, "", opthist
, onkey
, ondone, cancelonempty
)
3265 | 0xff9f | 0xffff -> () (* delete *)
3268 && key land 0xff00 != 0xff00 (* keyboard *)
3269 && key land 0xfe00 != 0xfe00 (* xkb *)
3270 && key land 0xfd00 != 0xfd00 (* 3270 *)
3272 begin match onkey
text key with
3276 G.postRedisplay "textentrykeyboard after confirm2";
3279 enttext (c, text, opthist
, onkey
, ondone, cancelonempty
);
3283 G.postRedisplay "textentrykeyboard after cancel3"
3286 state.mode
<- Textentry
(te
, onleave
);
3287 G.postRedisplay "textentrykeyboard switch";
3291 vlog "unhandled key %s" (Wsi.keyname
key)
3294 let firstof first active
=
3295 if first > active
|| abs
(first - active
) > fstate.maxrows
- 1
3296 then max
0 (active
- (fstate.maxrows
/2))
3300 let calcfirst first active
=
3303 let rows = active
- first in
3304 if rows > fstate.maxrows
then active
- fstate.maxrows
else first
3308 let scrollph y maxy
=
3309 let sh = float (maxy
+ state.winh
) /. float state.winh
in
3310 let sh = float state.winh
/. sh in
3311 let sh = max
sh (float conf.scrollh
) in
3313 let percent = float y /. float maxy
in
3314 let position = (float state.winh
-. sh) *. percent in
3317 if position +. sh > float state.winh
3318 then float state.winh
-. sh
3324 let coe s = (s :> uioh
);;
3326 class listview ~
(source
:lvsource
) ~trusted ~modehash
=
3328 val m_pan
= source#getpan
3329 val m_first
= source#getfirst
3330 val m_active
= source#getactive
3331 val m_qsearch
= source#getqsearch
3332 val m_prev_uioh
= state.uioh
3334 method private elemunder
y =
3335 let n = y / (fstate.fontsize
+1) in
3336 if m_first
+ n < source#getitemcount
3338 if source#hasaction
(m_first
+ n)
3339 then Some
(m_first
+ n)
3346 GlFunc.blend_func `src_alpha `one_minus_src_alpha
;
3347 GlDraw.color
(0., 0., 0.) ~alpha
:0.85;
3348 GlDraw.rect (0., 0.) (float state.winw
, float state.winh
);
3349 GlDraw.color
(1., 1., 1.);
3350 Gl.enable `texture_2d
;
3351 let fs = fstate.fontsize
in
3353 let ww = fstate.wwidth
in
3354 let tabw = 30.0*.ww in
3355 let itemcount = source#getitemcount
in
3357 if (row - m_first
) > fstate.maxrows
3360 if row >= 0 && row < itemcount
3362 let (s, level
) = source#getitem
row in
3363 let y = (row - m_first
) * nfs in
3364 let x = 5.0 +. float (level
+ m_pan
) *. ww in
3367 Gl.disable `texture_2d
;
3368 GlDraw.polygon_mode `both `line
;
3369 let alpha = if source#hasaction
row then 0.9 else 0.3 in
3370 GlDraw.color
(1., 1., 1.) ~
alpha;
3371 GlDraw.rect (1., float (y + 1))
3372 (float (state.winw
- conf.scrollbw
- 1), float (y + fs + 3));
3373 GlDraw.polygon_mode `both `fill
;
3374 GlDraw.color
(1., 1., 1.);
3375 Gl.enable `texture_2d
;
3378 let drawtabularstring s =
3379 let drawstr x s = drawstring1 fs (truncate
x) (y+nfs) s in
3382 let tabpos = try String.index
s '
\t'
with Not_found
-> -1 in
3385 let len = String.length
s - tabpos - 1 in
3386 let s1 = String.sub
s 0 tabpos
3387 and s2
= String.sub
s (tabpos + 1) len in
3388 let nx = drawstr x s1 in
3390 let x = x +. (max
tabw sw) in
3397 let _ = drawtabularstring s in
3404 Gl.disable `texture_2d
;
3406 method updownlevel incr
=
3407 let len = source#getitemcount
in
3409 if m_active
>= 0 && m_active
< len
3410 then snd
(source#getitem m_active
)
3414 if i
= len then i
-1 else if i
= -1 then 0 else
3415 let _, l = source#getitem i
in
3416 if l != curlevel then i
else flow (i
+incr
)
3418 let active = flow m_active
in
3419 let first = calcfirst m_first
active in
3420 G.postRedisplay "outline updownlevel";
3421 {< m_active
= active; m_first
= first >}
3423 method private key1
key mask
=
3424 let set1 active first qsearch
=
3425 coe {< m_active
= active; m_first
= first; m_qsearch
= qsearch
>}
3427 let search active pattern incr
=
3428 let active = if active = -1 then m_first
else active in
3431 if n >= 0 && n < source#getitemcount
3433 let s, _ = source#getitem
n in
3435 (try ignore
(Str.search_forward
re s 0); true
3436 with Not_found
-> false)
3438 else loop (n + incr
)
3445 let re = Str.regexp_case_fold pattern
in
3451 let itemcount = source#getitemcount
in
3452 let find start incr
=
3454 if i
= -1 || i
= itemcount
3457 if source#hasaction i
3459 else find (i
+ incr
)
3464 let set active first =
3465 let first = bound first 0 (itemcount - fstate.maxrows
) in
3467 coe {< m_active
= active; m_first
= first; m_qsearch
= "" >}
3470 let isvisible first n = n >= first && n - first <= fstate.maxrows
in
3472 let incr1 = if incr
> 0 then 1 else -1 in
3473 if isvisible m_first m_active
3476 let next = m_active
+ incr
in
3478 if next < 0 || next >= itemcount
3480 else find next incr1
3482 if next = -1 || abs
(m_active
- next) > fstate.maxrows
3488 let first = m_first
+ incr
in
3489 let first = bound first 0 (itemcount - 1) in
3491 let next = m_active
+ incr
in
3492 let next = bound next 0 (itemcount - 1) in
3495 let active = if next = -1 then m_active
else next in
3498 let first = min
next m_first
in
3500 if abs
(next - first) > fstate.maxrows
3506 let first = m_first
+ incr
in
3507 let first = bound first 0 (itemcount - 1) in
3509 let next = m_active
+ incr
in
3510 let next = bound next 0 (itemcount - 1) in
3511 let next = find next incr1 in
3513 if next = -1 || abs
(m_active
- first) > fstate.maxrows
3515 let active = if m_active
= -1 then next else m_active
in
3520 if isvisible first active
3526 G.postRedisplay "listview navigate";
3530 | (0x72|0x73) when Wsi.withctrl mask
-> (* ctrl-r/ctlr-s *)
3531 let incr = if key = 0x72 then -1 else 1 in
3533 match search (m_active
+ incr) m_qsearch
incr with
3535 state.text <- m_qsearch ^
" [not found]";
3538 state.text <- m_qsearch
;
3539 active, firstof m_first
active
3541 G.postRedisplay "listview ctrl-r/s";
3542 set1 active first m_qsearch
;
3544 | 0xff63 when Wsi.withctrl mask
-> (* ctrl-insert *)
3545 if m_active
>= 0 && m_active
< source#getitemcount
3547 let s, _ = source#getitem m_active
in
3552 | 0xff08 -> (* backspace *)
3553 if String.length m_qsearch
= 0
3556 let qsearch = withoutlastutf8 m_qsearch
in
3557 let len = String.length
qsearch in
3561 G.postRedisplay "listview empty qsearch";
3562 set1 m_active m_first
"";
3566 match search m_active
qsearch ~
-1 with
3568 state.text <- qsearch ^
" [not found]";
3571 state.text <- qsearch;
3572 active, firstof m_first
active
3574 G.postRedisplay "listview backspace qsearch";
3575 set1 active first qsearch
3578 | key when (key != 0 && key land 0xff00 != 0xff00) ->
3579 let pattern = m_qsearch ^ toutf8
key in
3581 match search m_active
pattern 1 with
3583 state.text <- pattern ^
" [not found]";
3586 state.text <- pattern;
3587 active, firstof m_first
active
3589 G.postRedisplay "listview qsearch add";
3590 set1 active first pattern;
3592 | 0xff1b -> (* escape *)
3594 if String.length m_qsearch
= 0
3596 G.postRedisplay "list view escape";
3599 source#exit
(coe self
) true m_active m_first m_pan m_qsearch
3601 | None
-> m_prev_uioh
3606 G.postRedisplay "list view kill qsearch";
3607 source#setqsearch
"";
3608 coe {< m_qsearch
= "" >}
3611 | 0xff0d | 0xff8d -> (* (kp) enter *)
3613 let self = {< m_qsearch
= "" >} in
3614 source#setqsearch
"";
3616 G.postRedisplay "listview enter";
3617 if m_active
>= 0 && m_active
< source#getitemcount
3619 source#exit
(coe self) false m_active m_first m_pan
"";
3622 source#exit
(coe self) true m_active m_first m_pan
"";
3625 begin match opt with
3626 | None
-> m_prev_uioh
3630 | 0xff9f | 0xffff -> (* (kp) delete *)
3633 | 0xff52 | 0xff97 -> navigate ~
-1 (* (kp) up *)
3634 | 0xff54 | 0xff99 -> navigate 1 (* (kp) down *)
3635 | 0xff55 | 0xff9a -> navigate ~
-(fstate.maxrows
) (* (kp) prior *)
3636 | 0xff56 | 0xff9b -> navigate fstate.maxrows
(* (kp) next *)
3638 | 0xff53 | 0xff98 -> (* (kp) right *)
3640 G.postRedisplay "listview right";
3641 coe {< m_pan
= m_pan
- 1 >}
3643 | 0xff51 | 0xff96 -> (* (kp) left *)
3645 G.postRedisplay "listview left";
3646 coe {< m_pan
= m_pan
+ 1 >}
3648 | 0xff50 | 0xff95 -> (* (kp) home *)
3649 let active = find 0 1 in
3650 G.postRedisplay "listview home";
3653 | 0xff57 | 0xff9c -> (* (kp) end *)
3654 let first = max
0 (itemcount - fstate.maxrows
) in
3655 let active = find (itemcount - 1) ~
-1 in
3656 G.postRedisplay "listview end";
3659 | key when (key = 0 || key land 0xff00 = 0xff00) ->
3663 dolog
"listview unknown key %#x" key; coe self
3665 method key key mask
=
3666 match state.mode
with
3667 | Textentry te
-> textentrykeyboard key mask te
; coe self
3668 | _ -> self#key1
key mask
3670 method button button down
x y _ =
3673 | 1 when x > state.winw
- conf.scrollbw
->
3674 G.postRedisplay "listview scroll";
3677 let _, position, sh = self#
scrollph in
3678 if y > truncate
position && y < truncate
(position +. sh)
3680 state.mstate
<- Mscrolly
;
3684 let s = float (max
0 (y - conf.scrollh
)) /. float state.winh
in
3685 let first = truncate
(s *. float source#getitemcount
) in
3686 let first = min source#getitemcount
first in
3687 Some
(coe {< m_first
= first; m_active
= first >})
3689 state.mstate
<- Mnone
;
3692 | 1 when not down
->
3693 begin match self#elemunder
y with
3695 G.postRedisplay "listview click";
3697 (coe {< m_active
= n >}) false n m_first m_pan m_qsearch
3701 | n when (n == 4 || n == 5) && not down
->
3702 let len = source#getitemcount
in
3704 if n = 5 && m_first
+ fstate.maxrows
>= len
3708 let first = m_first
+ (if n == 4 then -1 else 1) in
3709 bound first 0 (len - 1)
3711 G.postRedisplay "listview wheel";
3712 Some
(coe {< m_first
= first >})
3713 | n when (n = 6 || n = 7) && not down
->
3714 let inc = m_first
+ (if n = 7 then -1 else 1) in
3715 G.postRedisplay "listview hwheel";
3716 Some
(coe {< m_pan
= m_pan
+ inc >})
3721 | None
-> m_prev_uioh
3725 match state.mstate
with
3727 let s = float (max
0 (y - conf.scrollh
)) /. float state.winh
in
3728 let first = truncate
(s *. float source#getitemcount
) in
3729 let first = min source#getitemcount
first in
3730 G.postRedisplay "listview motion";
3731 coe {< m_first
= first; m_active
= first >}
3734 method pmotion
x y =
3735 if x < state.winw
- conf.scrollbw
3738 match self#elemunder
y with
3739 | None
-> Wsi.setcursor
Wsi.CURSOR_INHERIT
; m_active
3740 | Some
n -> Wsi.setcursor
Wsi.CURSOR_INFO
; n
3744 then (G.postRedisplay "listview pmotion"; {< m_active
= n >})
3749 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
3753 method infochanged
_ = ()
3755 method scrollpw
= (0, 0.0, 0.0)
3757 let nfs = fstate.fontsize
+ 1 in
3758 let y = m_first
* nfs in
3759 let itemcount = source#getitemcount
in
3760 let maxi = max
0 (itemcount - fstate.maxrows
) in
3761 let maxy = maxi * nfs in
3762 let p, h = scrollph y maxy in
3765 method modehash
= modehash
3766 method eformsgs
= false
3769 class outlinelistview ~source
=
3772 ~source
:(source
:> lvsource
)
3774 ~modehash
:(findkeyhash conf "outline")
3777 method key key mask
=
3778 let calcfirst first active =
3781 let rows = active - first in
3783 if String.length
state.text = 0
3785 else fstate.maxrows - 2
3787 if rows > maxrows then active - maxrows else first
3791 let active = m_active
+ incr in
3792 let active = bound active 0 (source#getitemcount
- 1) in
3793 let first = calcfirst m_first
active in
3794 G.postRedisplay "outline navigate";
3795 coe {< m_active
= active; m_first
= first >}
3797 let ctrl = Wsi.withctrl mask
in
3799 | 110 when ctrl -> (* ctrl-n *)
3800 source#narrow m_qsearch
;
3801 G.postRedisplay "outline ctrl-n";
3802 coe {< m_first
= 0; m_active
= 0 >}
3804 | 117 when ctrl -> (* ctrl-u *)
3806 G.postRedisplay "outline ctrl-u";
3808 coe {< m_first
= 0; m_active
= 0 >}
3810 | 108 when ctrl -> (* ctrl-l *)
3811 let first = max
0 (m_active
- (fstate.maxrows / 2)) in
3812 G.postRedisplay "outline ctrl-l";
3813 coe {< m_first
= first >}
3815 | 0xff9f | 0xffff -> (* (kp) delete *)
3816 source#remove m_active
;
3817 G.postRedisplay "outline delete";
3818 let active = max
0 (m_active
-1) in
3819 coe {< m_first
= firstof m_first
active;
3820 m_active
= active >}
3822 | 0xff52 | 0xff97 -> navigate ~
-1 (* (kp) up *)
3823 | 0xff54 | 0xff99 -> navigate 1 (* (kp) down *)
3824 | 0xff55 | 0xff9a -> (* (kp) prior *)
3825 navigate ~
-(fstate.maxrows)
3826 | 0xff56 | 0xff9b -> (* (kp) next *)
3827 navigate fstate.maxrows
3829 | 0xff53 | 0xff98 -> (* [ctrl-] (kp) right *)
3833 G.postRedisplay "outline ctrl right";
3834 {< m_pan
= m_pan
+ 1 >}
3836 else self#updownlevel
1
3840 | 0xff51 | 0xff96 -> (* [ctrl-] (kp) left *)
3844 G.postRedisplay "outline ctrl left";
3845 {< m_pan
= m_pan
- 1 >}
3847 else self#updownlevel ~
-1
3851 | 0xff50 | 0xff95 -> (* (kp) home *)
3852 G.postRedisplay "outline home";
3853 coe {< m_first
= 0; m_active
= 0 >}
3855 | 0xff57 | 0xff9c -> (* (kp) end *)
3856 let active = source#getitemcount
- 1 in
3857 let first = max
0 (active - fstate.maxrows) in
3858 G.postRedisplay "outline end";
3859 coe {< m_active
= active; m_first
= first >}
3861 | _ -> super#
key key mask
3864 let outlinesource usebookmarks
=
3867 inherit lvsourcebase
3868 val mutable m_items
= empty
3869 val mutable m_orig_items
= empty
3870 val mutable m_prev_items
= empty
3871 val mutable m_narrow_pattern
= ""
3872 val mutable m_hadremovals
= false
3874 method getitemcount
=
3875 Array.length m_items
+ (if m_hadremovals
then 1 else 0)
3878 if n == Array.length m_items
&& m_hadremovals
3880 ("[Confirm removal]", 0)
3882 let s, n, _ = m_items
.(n) in
3885 method exit ~uioh ~cancel ~
active ~
first ~pan ~
qsearch =
3886 ignore
(uioh
, first, qsearch);
3887 let confrimremoval = m_hadremovals
&& active = Array.length m_items
in
3889 if String.length m_narrow_pattern
= 0
3895 if not
confrimremoval
3897 let _, _, anchor = m_items
.(active) in
3898 gotoghyll (getanchory anchor);
3902 state.bookmarks
<- Array.to_list m_items
;
3903 m_orig_items
<- m_items
;
3906 else m_items
<- items;
3910 method hasaction
_ = true
3913 if Array.length m_items
!= Array.length m_orig_items
3914 then "Narrowed to " ^ m_narrow_pattern ^
" (ctrl-u to restore)"
3917 method narrow
pattern =
3918 let reopt = try Some
(Str.regexp_case_fold
pattern) with _ -> None
in
3922 let rec loop accu n =
3925 m_narrow_pattern
<- pattern;
3926 m_items
<- Array.of_list
accu
3929 let (s, _, _) as o = m_items
.(n) in
3931 if (try ignore
(Str.search_forward
re s 0); true
3932 with Not_found
-> false)
3938 loop [] (Array.length m_items
- 1)
3943 then Array.of_list
state.bookmarks
3946 m_items
<- m_orig_items
3951 if m >= 0 && m < Array.length m_items
3953 m_hadremovals
<- true;
3954 m_items
<- Array.init
(Array.length m_items
- 1) (fun n ->
3955 let n = if n >= m then n+1 else n in
3960 method reset
anchor items =
3961 m_hadremovals
<- false;
3962 if m_orig_items
== empty || m_prev_items
!= items
3964 m_orig_items
<- items;
3965 if String.length m_narrow_pattern
= 0
3966 then m_items
<- items;
3968 m_prev_items
<- items;
3969 let rely = getanchory anchor in
3971 let rec loop n best bestd
=
3972 if n = Array.length m_items
3975 let (_, _, anchor) = m_items
.(n) in
3976 let orely = getanchory anchor in
3977 let d = abs
(orely - rely) in
3980 else loop (n+1) best bestd
3985 m_first
<- firstof m_first
active
3989 let enterselector usebookmarks
=
3990 let source = outlinesource usebookmarks
in
3994 then Array.of_list
state.bookmarks
3997 if Array.length
outlines = 0
3999 showtext ' ' errmsg
;
4002 state.text <- source#greetmsg
;
4003 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
4004 let anchor = getanchor () in
4005 source#reset
anchor outlines;
4006 state.uioh
<- coe (new outlinelistview ~
source);
4007 G.postRedisplay "enter selector";
4011 let enteroutlinemode =
4012 let f = enterselector false in
4013 fun ()-> f "Document has no outline";
4016 let enterbookmarkmode =
4017 let f = enterselector true in
4018 fun () -> f "Document has no bookmarks (yet)";
4021 let color_of_string s =
4022 Scanf.sscanf
s "%d/%d/%d" (fun r g b ->
4023 (float r /. 256.0, float g /. 256.0, float b /. 256.0)
4027 let color_to_string (r, g, b) =
4028 let r = truncate
(r *. 256.0)
4029 and g = truncate
(g *. 256.0)
4030 and b = truncate
(b *. 256.0) in
4031 Printf.sprintf
"%d/%d/%d" r g b
4034 let irect_of_string s =
4035 Scanf.sscanf
s "%d/%d/%d/%d" (fun x0 y0 x1 y1 -> (x0,y0,x1,y1))
4038 let irect_to_string (x0,y0,x1,y1) =
4039 Printf.sprintf
"%d/%d/%d/%d" x0 y0 x1 y1
4042 let makecheckers () =
4043 (* Based on lablGL-1.04/LablGlut/examples/lablGL/checker.ml which had
4045 converted by Issac Trotts. July 25, 2002 *)
4046 let image = GlPix.create `ubyte ~format
:`luminance ~width
:2 ~height
:2 in
4047 Raw.sets_string
(GlPix.to_raw
image) ~pos
:0 "\255\200\200\255";
4048 let id = GlTex.gen_texture
() in
4049 GlTex.bind_texture `texture_2d
id;
4050 GlPix.store
(`unpack_alignment
1);
4051 GlTex.image2d
image;
4052 List.iter
(GlTex.parameter ~target
:`texture_2d
)
4053 [ `mag_filter `nearest
; `min_filter `nearest
];
4057 let setcheckers enabled
=
4058 match state.texid
with
4060 if enabled
then state.texid
<- Some
(makecheckers ())
4065 GlTex.delete_texture texid
;
4066 state.texid
<- None
;
4070 let int_of_string_with_suffix s =
4071 let l = String.length
s in
4075 let suffix = Char.lowercase
s.[l-1] in
4077 | 'k'
-> String.sub
s 0 (l-1), 10
4078 | '
m'
-> String.sub
s 0 (l-1), 20
4079 | '
g'
-> String.sub
s 0 (l-1), 30
4083 let n = int_of_string
s1 in
4084 let m = n lsl shift
in
4086 then raise
(Failure
"value too large")
4090 let string_with_suffix_of_int n =
4095 if n land ((1 lsl 30) - 1) = 0
4098 if n land ((1 lsl 20) - 1) = 0
4101 if n land ((1 lsl 10) - 1) = 0
4108 let h = n mod 1000 in
4111 then string_of_int
h ^
s
4113 let s = Printf.sprintf
"_%03d%s" h s in
4120 let defghyllscroll = (40, 8, 32);;
4121 let ghyllscroll_of_string s =
4122 let (n, a, b) as nab
=
4125 else Scanf.sscanf
s "%u,%u,%u" (fun n a b -> n, a, b)
4127 if n <= a || n <= b || a >= b
4128 then failwith
"invalid ghyll N,A,B (N <= A, A < B, N <= B)";
4132 let ghyllscroll_to_string ((n, a, b) as nab
) =
4133 if nab
= defghyllscroll
4135 else Printf.sprintf
"%d,%d,%d" n a b;
4138 let describe_location () =
4139 let fn = page_of_y state.y in
4140 let ln = page_of_y (state.y + state.winh
- state.hscrollh - 1) in
4141 let maxy = state.maxy - (if conf.maxhfit
then state.winh
else 0) in
4145 else (100. *. (float state.y /. float maxy))
4149 Printf.sprintf
"page %d of %d [%.2f%%]"
4150 (fn+1) state.pagecount
percent
4153 "pages %d-%d of %d [%.2f%%]"
4154 (fn+1) (ln+1) state.pagecount
percent
4157 let setpresentationmode v
=
4158 let n = page_of_y state.y in
4159 state.anchor <- (n, 0.0, 1.0);
4160 conf.presentation
<- v
;
4161 if conf.presentation
4163 if not
conf.scrollbarinpm
4164 then state.scrollw
<- 0;
4166 else state.scrollw
<- conf.scrollbw
;
4171 let btos b = if b then "\xe2\x88\x9a" else "" in
4172 let showextended = ref false in
4173 let leave mode
= function
4174 | Confirm
-> state.mode
<- mode
4175 | Cancel
-> state.mode
<- mode
in
4178 val mutable m_first_time
= true
4179 val mutable m_l
= []
4180 val mutable m_a
= [||]
4181 val mutable m_prev_uioh
= nouioh
4182 val mutable m_prev_mode
= View
4184 inherit lvsourcebase
4186 method reset prev_mode prev_uioh
=
4187 m_a
<- Array.of_list
(List.rev m_l
);
4189 m_prev_mode
<- prev_mode
;
4190 m_prev_uioh
<- prev_uioh
;
4194 if n >= Array.length m_a
4198 | _, _, _, Action
_ -> m_active
<- n
4202 m_first_time
<- false;
4205 method int name get
set =
4207 (name
, `
int get
, 1, Action
(
4210 try set (int_of_string
s)
4212 state.text <- Printf.sprintf
"bad integer `%s': %s"
4216 let te = name ^
": ", "", None
, intentry, ondone, true in
4217 state.mode
<- Textentry
(te, leave m_prev_mode
);
4221 method int_with_suffix name get
set =
4223 (name
, `intws get
, 1, Action
(
4226 try set (int_of_string_with_suffix s)
4228 state.text <- Printf.sprintf
"bad integer `%s': %s"
4233 name ^
": ", "", None
, intentry_with_suffix, ondone, true
4235 state.mode
<- Textentry
(te, leave m_prev_mode
);
4239 method bool ?
(offset
=1) ?
(btos=btos) name get
set =
4241 (name
, `
bool (btos, get
), offset
, Action
(
4248 method color name get
set =
4250 (name
, `color get
, 1, Action
(
4252 let invalid = (nan
, nan
, nan
) in
4255 try color_of_string s
4257 state.text <- Printf.sprintf
"bad color `%s': %s"
4264 let te = name ^
": ", "", None
, textentry, ondone, true in
4265 state.text <- color_to_string (get
());
4266 state.mode
<- Textentry
(te, leave m_prev_mode
);
4270 method string name get
set =
4272 (name
, `
string get
, 1, Action
(
4274 let ondone s = set s in
4275 let te = name ^
": ", "", None
, textentry, ondone, true in
4276 state.mode
<- Textentry
(te, leave m_prev_mode
);
4280 method colorspace name get
set =
4282 (name
, `
string get
, 1, Action
(
4285 let vals = [| "rgb"; "bgr"; "gray" |] in
4287 inherit lvsourcebase
4290 m_active
<- int_of_colorspace conf.colorspace
;
4293 method getitemcount
= Array.length
vals
4294 method getitem
n = (vals.(n), 0)
4295 method exit ~uioh ~cancel ~
active ~
first ~pan ~
qsearch =
4296 ignore
(uioh
, first, pan
, qsearch);
4297 if not cancel
then set active;
4299 method hasaction
_ = true
4303 let modehash = findkeyhash conf "info" in
4304 coe (new listview ~
source ~trusted
:true ~
modehash)
4307 method fitmodel name get
set =
4309 (name
, `
string get
, 1, Action
(
4312 let vals = [| "fit width"; "proportional"; "fit page" |] in
4314 inherit lvsourcebase
4317 m_active
<- int_of_fitmodel conf.fitmodel;
4320 method getitemcount
= Array.length
vals
4321 method getitem
n = (vals.(n), 0)
4322 method exit ~uioh ~cancel ~
active ~
first ~pan ~
qsearch =
4323 ignore
(uioh
, first, pan
, qsearch);
4324 if not cancel
then set active;
4326 method hasaction
_ = true
4330 let modehash = findkeyhash conf "info" in
4331 coe (new listview ~
source ~trusted
:true ~
modehash)
4334 method caption
s offset
=
4335 m_l
<- (s, `
empty, offset
, Noaction
) :: m_l
4337 method caption2
s f offset
=
4338 m_l
<- (s, `
string f, offset
, Noaction
) :: m_l
4340 method getitemcount
= Array.length m_a
4343 let tostr = function
4344 | `
int f -> string_of_int
(f ())
4345 | `intws
f -> string_with_suffix_of_int (f ())
4347 | `color
f -> color_to_string (f ())
4348 | `
bool (btos, f) -> btos (f ())
4351 let name, t
, offset
, _ = m_a
.(n) in
4352 ((let s = tostr t
in
4353 if String.length
s > 0
4354 then Printf.sprintf
"%s\t%s" name s
4358 method exit ~uioh ~cancel ~
active ~
first ~pan ~
qsearch =
4362 m_qsearch
<- qsearch;
4364 match m_a
.(active) with
4365 | _, _, _, Action
f -> f uioh
4377 method hasaction
n =
4379 | _, _, _, Action
_ -> true
4383 let rec fillsrc prevmode prevuioh
=
4384 let sep () = src#caption
"" 0 in
4385 let colorp name get
set =
4387 (fun () -> color_to_string (get
()))
4390 let c = color_of_string v in
4393 state.text <- Printf.sprintf
"bad color `%s': %s" v (exntos exn
)
4396 let oldmode = state.mode
in
4397 let birdseye = isbirdseye state.mode
in
4399 src#caption
(if birdseye then "Setup (Bird's eye)" else "Setup") 0;
4401 src#
bool "presentation mode"
4402 (fun () -> conf.presentation
)
4403 (fun v -> setpresentationmode v);
4405 src#
bool "ignore case in searches"
4406 (fun () -> conf.icase
)
4407 (fun v -> conf.icase
<- v);
4410 (fun () -> conf.preload)
4411 (fun v -> conf.preload <- v);
4413 src#
bool "highlight links"
4414 (fun () -> conf.hlinks
)
4415 (fun v -> conf.hlinks
<- v);
4417 src#
bool "under info"
4418 (fun () -> conf.underinfo
)
4419 (fun v -> conf.underinfo
<- v);
4421 src#
bool "persistent bookmarks"
4422 (fun () -> conf.savebmarks
)
4423 (fun v -> conf.savebmarks
<- v);
4425 src#
fitmodel "fit model"
4426 (fun () -> fitmodel_to_string conf.fitmodel)
4427 (fun v -> reqlayout conf.angle
(fitmodel_of_int v));
4429 src#
bool "trim margins"
4430 (fun () -> conf.trimmargins
)
4431 (fun v -> settrim v conf.trimfuzz
; fillsrc prevmode prevuioh
);
4433 src#
bool "persistent location"
4434 (fun () -> conf.jumpback
)
4435 (fun v -> conf.jumpback
<- v);
4438 src#
int "inter-page space"
4439 (fun () -> conf.interpagespace
)
4441 conf.interpagespace
<- n;
4442 docolumns conf.columns
;
4444 match state.layout with
4449 state.maxy <- calcheight ();
4450 let y = getpagey pageno in
4455 (fun () -> conf.pagebias
)
4456 (fun v -> conf.pagebias
<- v);
4458 src#
int "scroll step"
4459 (fun () -> conf.scrollstep
)
4460 (fun n -> conf.scrollstep
<- n);
4462 src#
int "horizontal scroll step"
4463 (fun () -> conf.hscrollstep
)
4464 (fun v -> conf.hscrollstep
<- v);
4466 src#
int "auto scroll step"
4468 match state.autoscroll
with
4470 | _ -> conf.autoscrollstep
)
4472 if state.autoscroll
<> None
4473 then state.autoscroll
<- Some
n;
4474 conf.autoscrollstep
<- n);
4477 (fun () -> truncate
(conf.zoom *. 100.))
4478 (fun v -> setzoom ((float v) /. 100.));
4481 (fun () -> conf.angle
)
4482 (fun v -> reqlayout v conf.fitmodel);
4484 src#
int "scroll bar width"
4485 (fun () -> state.scrollw
)
4489 reshape state.winw
state.winh
;
4492 src#
int "scroll handle height"
4493 (fun () -> conf.scrollh
)
4494 (fun v -> conf.scrollh
<- v;);
4496 src#
int "thumbnail width"
4497 (fun () -> conf.thumbw
)
4499 conf.thumbw
<- min
4096 v;
4502 leavebirdseye beye
false;
4507 let mode = state.mode in
4508 src#
string "columns"
4510 match conf.columns
with
4512 | Cmulti
(multi
, _) -> multicolumns_to_string multi
4513 | Csplit
(count
, _) -> "-" ^ string_of_int count
4516 let n, a, b = multicolumns_of_string v in
4517 setcolumns mode n a b);
4520 src#caption
"Presentation mode" 0;
4521 src#
bool "scrollbar visible"
4522 (fun () -> conf.scrollbarinpm
)
4524 if v != conf.scrollbarinpm
4526 conf.scrollbarinpm
<- v;
4527 if conf.presentation
4529 state.scrollw
<- if v then conf.scrollbw
else 0;
4530 reshape state.winw
state.winh
;
4536 src#caption
"Pixmap cache" 0;
4537 src#int_with_suffix
"size (advisory)"
4538 (fun () -> conf.memlimit
)
4539 (fun v -> conf.memlimit
<- v);
4542 (fun () -> Printf.sprintf
"%s bytes, %d tiles"
4543 (string_with_suffix_of_int state.memused
)
4544 (Hashtbl.length
state.tilemap
)) 1;
4547 src#caption
"Layout" 0;
4548 src#caption2
"Dimension"
4550 Printf.sprintf
"%dx%d (virtual %dx%d)"
4551 state.winw
state.winh
4556 src#caption2
"Position" (fun () ->
4557 Printf.sprintf
"%dx%d" state.x state.y
4560 src#caption2
"Position" (fun () -> describe_location ()) 1
4564 src#
bool ~offset
:0 ~
btos:(fun v -> if v then "(on)" else "(off)")
4565 "Save these parameters as global defaults at exit"
4566 (fun () -> conf.bedefault
)
4567 (fun v -> conf.bedefault
<- v)
4571 let btos b = if b then "\xc2\xab" else "\xc2\xbb" in
4572 src#
bool ~offset
:0 ~
btos "Extended parameters"
4573 (fun () -> !showextended)
4574 (fun v -> showextended := v; fillsrc prevmode prevuioh
);
4578 (fun () -> conf.checkers
)
4579 (fun v -> conf.checkers
<- v; setcheckers v);
4580 src#
bool "update cursor"
4581 (fun () -> conf.updatecurs
)
4582 (fun v -> conf.updatecurs
<- v);
4584 (fun () -> conf.verbose
)
4585 (fun v -> conf.verbose
<- v);
4586 src#
bool "invert colors"
4587 (fun () -> conf.invert
)
4588 (fun v -> conf.invert
<- v);
4590 (fun () -> conf.maxhfit
)
4591 (fun v -> conf.maxhfit
<- v);
4592 src#
bool "redirect stderr"
4593 (fun () -> conf.redirectstderr)
4594 (fun v -> conf.redirectstderr <- v; redirectstderr ());
4595 src#
string "uri launcher"
4596 (fun () -> conf.urilauncher
)
4597 (fun v -> conf.urilauncher
<- v);
4598 src#
string "path launcher"
4599 (fun () -> conf.pathlauncher
)
4600 (fun v -> conf.pathlauncher
<- v);
4601 src#
string "tile size"
4602 (fun () -> Printf.sprintf
"%dx%d" conf.tilew
conf.tileh
)
4605 let w, h = Scanf.sscanf
v "%dx%d" (fun w h -> w, h) in
4606 conf.tilew
<- max
64 w;
4607 conf.tileh
<- max
64 h;
4610 state.text <- Printf.sprintf
"bad tile size `%s': %s"
4613 src#
int "texture count"
4614 (fun () -> conf.texcount
)
4617 then conf.texcount
<- v
4618 else showtext '
!'
" Failed to set texture count please retry later"
4620 src#
int "slice height"
4621 (fun () -> conf.sliceheight
)
4623 conf.sliceheight
<- v;
4624 wcmd "sliceh %d" conf.sliceheight
;
4626 src#
int "anti-aliasing level"
4627 (fun () -> conf.aalevel
)
4629 conf.aalevel
<- bound v 0 8;
4630 state.anchor <- getanchor ();
4631 opendoc state.path
state.password
;
4633 src#
string "page scroll scaling factor"
4634 (fun () -> string_of_float
conf.pgscale)
4637 let s = float_of_string
v in
4640 state.text <- Printf.sprintf
4641 "bad page scroll scaling factor `%s': %s" v (exntos exn
)
4644 src#
int "ui font size"
4645 (fun () -> fstate.fontsize
)
4646 (fun v -> setfontsize (bound v 5 100));
4647 src#
int "hint font size"
4648 (fun () -> conf.hfsize
)
4649 (fun v -> conf.hfsize
<- bound v 5 100);
4650 colorp "background color"
4651 (fun () -> conf.bgcolor
)
4652 (fun v -> conf.bgcolor
<- v);
4653 src#
bool "crop hack"
4654 (fun () -> conf.crophack
)
4655 (fun v -> conf.crophack
<- v);
4656 src#
string "trim fuzz"
4657 (fun () -> irect_to_string conf.trimfuzz
)
4660 conf.trimfuzz
<- irect_of_string v;
4662 then settrim true conf.trimfuzz
;
4664 state.text <- Printf.sprintf
"bad irect `%s': %s" v (exntos exn
)
4666 src#
string "throttle"
4668 match conf.maxwait
with
4669 | None
-> "show place holder if page is not ready"
4672 then "wait for page to fully render"
4674 "wait " ^ string_of_float
time
4675 ^
" seconds before showing placeholder"
4679 let f = float_of_string
v in
4681 then conf.maxwait
<- None
4682 else conf.maxwait
<- Some
f
4684 state.text <- Printf.sprintf
"bad time `%s': %s" v (exntos exn
)
4686 src#
string "ghyll scroll"
4688 match conf.ghyllscroll
with
4690 | Some nab
-> ghyllscroll_to_string nab
4695 if String.length
v = 0
4697 else Some
(ghyllscroll_of_string v)
4699 conf.ghyllscroll
<- gs
4701 state.text <- Printf.sprintf
"bad ghyll `%s': %s" v (exntos exn
)
4703 src#
string "selection command"
4704 (fun () -> conf.selcmd
)
4705 (fun v -> conf.selcmd
<- v);
4706 src#
string "synctex command"
4707 (fun () -> conf.stcmd
)
4708 (fun v -> conf.stcmd
<- v);
4709 src#colorspace
"color space"
4710 (fun () -> colorspace_to_string conf.colorspace
)
4712 conf.colorspace
<- colorspace_of_int v;
4719 (fun () -> conf.usepbo
)
4720 (fun v -> conf.usepbo
<- v);
4721 src#
bool "mouse wheel scrolls pages"
4722 (fun () -> conf.wheelbypage
)
4723 (fun v -> conf.wheelbypage
<- v);
4727 src#caption
"Document" 0;
4728 List.iter
(fun (_, s) -> src#caption
s 1) state.docinfo
;
4729 src#caption2
"Pages"
4730 (fun () -> string_of_int
state.pagecount
) 1;
4731 src#caption2
"Dimensions"
4732 (fun () -> string_of_int
(List.length
state.pdims
)) 1;
4736 src#caption
"Trimmed margins" 0;
4737 src#caption2
"Dimensions"
4738 (fun () -> string_of_int
(List.length
state.pdims
)) 1;
4742 src#caption
"OpenGL" 0;
4743 src#caption
(Printf.sprintf
"Vendor\t%s" (GlMisc.get_string `vendor
)) 1;
4744 src#caption
(Printf.sprintf
"Renderer\t%s" (GlMisc.get_string `renderer
)) 1;
4747 src#caption
"Location" 0;
4748 src#caption
("Path\t" ^ mbtoutf8
state.path
) 1;
4749 if String.length
state.origin
> 0
4750 then src#caption
("Orign\t" ^ mbtoutf8
state.origin
) 1;
4752 src#reset prevmode prevuioh
;
4756 let prevmode = state.mode
4757 and prevuioh
= state.uioh in
4758 fillsrc prevmode prevuioh
;
4759 let source = (src :> lvsource
) in
4760 let modehash = findkeyhash conf "info" in
4761 state.uioh <- coe (object (self)
4762 inherit listview ~
source ~trusted
:true ~
modehash as super
4763 val mutable m_prevmemused
= 0
4764 method infochanged
= function
4766 if m_prevmemused
!= state.memused
4768 m_prevmemused
<- state.memused
;
4769 G.postRedisplay "memusedchanged";
4771 | Pdim
-> G.postRedisplay "pdimchanged"
4772 | Docinfo
-> fillsrc prevmode prevuioh
4774 method key key mask
=
4775 if not
(Wsi.withctrl mask
)
4778 | 0xff51 | 0xff96 -> coe (self#updownlevel ~
-1) (* (kp) left *)
4779 | 0xff53 | 0xff98 -> coe (self#updownlevel
1) (* (kp) right *)
4780 | _ -> super#
key key mask
4781 else super#
key key mask
4783 G.postRedisplay "info";
4789 inherit lvsourcebase
4790 method getitemcount
= Array.length
state.help
4792 let s, l, _ = state.help
.(n) in
4795 method exit ~
uioh ~cancel ~
active ~
first ~pan ~
qsearch =
4799 m_qsearch
<- qsearch;
4800 match state.help
.(active) with
4801 | _, _, Action
f -> Some
(f uioh)
4811 method hasaction
n =
4812 match state.help
.(n) with
4813 | _, _, Action
_ -> true
4820 let modehash = findkeyhash conf "help" in
4821 state.uioh <- coe (new listview ~
source ~trusted
:true ~
modehash);
4822 G.postRedisplay "help";
4827 let re = Str.regexp
"[\r\n]" in
4829 inherit lvsourcebase
4830 val mutable m_items
= [||]
4832 method getitemcount
= 1 + Array.length m_items
4837 else m_items
.(n-1), 0
4839 method exit ~
uioh ~cancel ~
active ~
first ~pan ~
qsearch =
4844 then Buffer.clear
state.errmsgs
;
4845 m_qsearch
<- qsearch;
4852 method hasaction
n =
4856 state.newerrmsgs
<- false;
4857 let l = Str.split
re (Buffer.contents
state.errmsgs
) in
4858 m_items
<- Array.of_list
l
4866 let source = (msgsource :> lvsource
) in
4867 let modehash = findkeyhash conf "listview" in
4868 state.uioh <- coe (object
4869 inherit listview ~
source ~trusted
:false ~
modehash as super
4872 then msgsource#reset
;
4875 G.postRedisplay "msgs";
4878 let quickbookmark ?title
() =
4879 match state.layout with
4885 let sec = Unix.gettimeofday
() in
4886 let tm = Unix.localtime
sec in
4887 Printf.sprintf
"Quick (page %d) (bookmarked at %d/%d/%d %d:%d)"
4891 (tm.Unix.tm_year
+ 1900)
4894 | Some
title -> title
4896 state.bookmarks
<- (title, 0, getanchor1 l) :: state.bookmarks
4899 let setautoscrollspeed step goingdown
=
4900 let incr = max
1 ((abs step
) / 2) in
4901 let incr = if goingdown
then incr else -incr in
4902 let astep = step
+ incr in
4903 state.autoscroll
<- Some
astep;
4906 let gotounder = function
4907 | Ulinkgoto
(pageno, top) ->
4911 gotopage1 pageno top;
4917 | Uremote
(filename
, pageno) ->
4919 if Sys.file_exists filename
4922 let dir = Filename.dirname
state.path in
4923 let path = Filename.concat
dir filename
in
4924 if Sys.file_exists
path
4928 if String.length
path > 0
4930 let anchor = getanchor () in
4931 let ranchor = state.path, state.password
, anchor, state.origin
in
4933 state.anchor <- (pageno, 0.0, 0.0);
4934 state.ranchors
<- ranchor :: state.ranchors
;
4937 else showtext '
!'
("Could not find " ^ filename
)
4939 | Uunexpected
_ | Ulaunch
_ | Unamed
_ | Utext
_ | Unone
-> ()
4943 match conf.columns
with
4945 | _ -> state.x != 0 || conf.zoom > 1.0
4948 let panbound x = bound x (-state.w) (state.winw
- state.scrollw
);;
4950 let existsinrow pageno (columns
, coverA
, coverB
) p =
4951 let last = ((pageno - coverA
) mod columns
) + columns
in
4952 let rec any = function
4955 if l.pageno = coverA
- 1 || l.pageno = state.pagecount
- coverB
4959 then (if l.pageno = last then false else any rest
)
4967 match state.layout with
4969 let pageno = page_of_y state.y in
4970 gotoghyll (getpagey (pageno+1))
4972 match conf.columns
with
4974 if conf.presentation
&& rest
== [] && l.pageh
> l.pagey + l.pagevh
4976 let y = clamp (pgscale state.winh
) in
4979 let pageno = min
(l.pageno+1) (state.pagecount
-1) in
4980 gotoghyll (getpagey pageno)
4981 | Cmulti
((c, _, _) as cl, _) ->
4982 if conf.presentation
4983 && (existsinrow l.pageno cl
4984 (fun l -> l.pageh
> l.pagey + l.pagevh))
4986 let y = clamp (pgscale state.winh
) in
4989 let pageno = min
(l.pageno+c) (state.pagecount
-1) in
4990 gotoghyll (getpagey pageno)
4992 if l.pageno < state.pagecount
- 1 || l.pagecol
< n - 1
4994 let pagey, pageh
= getpageyh l.pageno in
4995 let pagey = pagey + pageh
* l.pagecol
in
4996 let ips = if l.pagecol
= 0 then 0 else conf.interpagespace
in
4997 gotoghyll (pagey + pageh
+ ips)
5001 match state.layout with
5003 let pageno = page_of_y state.y in
5004 gotoghyll (getpagey (pageno-1))
5006 match conf.columns
with
5008 if conf.presentation
&& l.pagey != 0
5010 gotoghyll (clamp (pgscale ~
-(state.winh
)))
5012 let pageno = max
0 (l.pageno-1) in
5013 gotoghyll (getpagey pageno)
5014 | Cmulti
((c, _, coverB
) as cl, _) ->
5015 if conf.presentation
&&
5016 (existsinrow l.pageno cl (fun l -> l.pagey != 0))
5018 gotoghyll (clamp (pgscale ~
-(state.winh
)))
5021 if l.pageno = state.pagecount
- coverB
5025 let pageno = max
0 (l.pageno-decr) in
5026 gotoghyll (getpagey pageno)
5034 let pageno = max
0 (l.pageno-1) in
5035 let pagey, pageh
= getpageyh pageno in
5038 let pagey, pageh
= getpageyh l.pageno in
5039 pagey + pageh
* (l.pagecol
-1) - conf.interpagespace
5044 let viewkeyboard key mask
=
5046 let mode = state.mode in
5047 state.mode <- Textentry
(te, fun _ -> state.mode <- mode);
5050 G.postRedisplay "view:enttext"
5052 let ctrl = Wsi.withctrl mask
in
5054 if key >= 0xffb0 && key < 0xffb9 then key - 0xffb0 + 48 else key
5060 | 0xff63 -> (* insert *)
5061 if conf.angle
mod 360 = 0 && not
(isbirdseye state.mode)
5063 state.mode <- LinkNav
(Ltgendir
0);
5066 else showtext '
!'
"Keyboard link navigation does not work under rotation"
5068 | 0xff1b | 113 -> (* escape / q *)
5069 begin match state.mstate
with
5071 state.mstate
<- Mnone
;
5072 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
5073 G.postRedisplay "kill zoom rect";
5075 begin match state.mode with
5078 G.postRedisplay "esc leave linknav"
5080 match state.ranchors
with
5082 | (path, password
, anchor, origin
) :: rest
->
5083 state.ranchors
<- rest
;
5084 state.anchor <- anchor;
5085 state.origin
<- origin
;
5086 opendoc path password
5090 | 0xff08 -> (* backspace *)
5091 gotoghyll (getnav ~
-1)
5099 G.postRedisplay "dehighlight";
5101 | 47 | 63 -> (* / ? *)
5102 let ondone isforw
s =
5103 cbput state.hists
.pat
s;
5104 state.searchpattern
<- s;
5107 let s = String.create
1 in
5108 s.[0] <- Char.chr
key;
5109 enttext (s, "", Some
(onhist state.hists
.pat
),
5110 textentry, ondone (key = 47), true)
5112 | 43 | 0xffab | 61 when ctrl -> (* ctrl-+ or ctrl-= *)
5113 let incr = if conf.zoom +. 0.01 > 0.1 then 0.1 else 0.01 in
5114 setzoom (conf.zoom +. incr)
5116 | 43 | 0xffab -> (* + *)
5119 try int_of_string
s with exc
->
5120 state.text <- Printf.sprintf
"bad integer `%s': %s" s (exntos exc
);
5126 state.text <- "page bias is now " ^ string_of_int
n;
5129 enttext ("page bias: ", "", None
, intentry, ondone, true)
5131 | 45 | 0xffad when ctrl -> (* ctrl-- *)
5132 let decr = if conf.zoom -. 0.1 < 0.1 then 0.01 else 0.1 in
5133 setzoom (max
0.01 (conf.zoom -. decr))
5135 | 45 | 0xffad -> (* - *)
5136 let ondone msg
= state.text <- msg
in
5138 "option [acfhilpstvxACFPRSZTIS]: ", "", None
,
5139 optentry state.mode, ondone, true
5142 | 48 when ctrl -> (* ctrl-0 *)
5147 if state.w <= state.winw
- state.scrollw
5155 | (49 | 50) when ctrl && conf.fitmodel != FitPage
-> (* ctrl-1/2 *)
5157 match conf.columns
with
5158 | Csingle
_ | Cmulti
_ -> 1
5159 | Csplit
(n, _) -> n
5161 let h = state.winh
-
5162 conf.interpagespace
lsl (if conf.presentation
then 1 else 0)
5164 let zoom = zoomforh
state.winw
h state.scrollw
cols in
5165 if zoom > 0.0 && (key = 50 || zoom < 1.0)
5168 | 51 when ctrl -> (* ctrl-3 *)
5170 match conf.fitmodel with
5171 | FitWidth
-> FitProportional
5172 | FitProportional
-> FitPage
5173 | FitPage
-> FitWidth
5175 state.text <- "fit model: " ^
fitmodel_to_string fm;
5176 reqlayout conf.angle
fm
5178 | 0xffc6 -> (* f9 *)
5181 | 57 when ctrl -> (* ctrl-9 *)
5184 | (48 | 49 | 50 | 51 | 52 | 53 | 54 | 55 | 56 | 57)
5185 when not
ctrl -> (* 0..9 *)
5188 try int_of_string
s with exc
->
5189 state.text <- Printf.sprintf
"bad integer `%s': %s" s (exntos exc
);
5195 cbput state.hists
.pag
(string_of_int
n);
5196 gotopage1 (n + conf.pagebias
- 1) 0;
5199 let pageentry text key =
5200 match Char.unsafe_chr
key with
5201 | '
g'
-> TEdone
text
5202 | _ -> intentry text key
5204 let text = "x" in text.[0] <- Char.chr
key;
5205 enttext (":", text, Some
(onhist state.hists
.pag
), pageentry, ondone, true)
5208 state.scrollw
<- if state.scrollw
> 0 then 0 else conf.scrollbw
;
5209 reshape state.winw
state.winh
;
5212 conf.hlinks
<- not
conf.hlinks
;
5213 state.text <- "highlightlinks " ^
if conf.hlinks
then "on" else "off";
5214 G.postRedisplay "toggle highlightlinks";
5217 state.glinks
<- true;
5218 let mode = state.mode in
5219 state.mode <- Textentry
(
5220 (":", "", None
, linknentry, linkndone gotounder, false),
5222 state.glinks
<- false;
5226 G.postRedisplay "view:linkent(F)"
5229 state.glinks
<- true;
5230 let mode = state.mode in
5231 state.mode <- Textentry
(
5233 ":", "", None
, linknentry, linkndone (fun under ->
5234 selstring (undertext under);
5238 state.glinks
<- false;
5242 G.postRedisplay "view:linkent"
5245 begin match state.autoscroll
with
5247 conf.autoscrollstep
<- step
;
5248 state.autoscroll
<- None
5250 if conf.autoscrollstep
= 0
5251 then state.autoscroll
<- Some
1
5252 else state.autoscroll
<- Some
conf.autoscrollstep
5255 | 112 when ctrl -> (* ctrl-p *)
5259 setpresentationmode (not
conf.presentation
);
5260 showtext ' '
("presentation mode " ^
5261 if conf.presentation
then "on" else "off");
5264 if List.mem
Wsi.Fullscreen
state.winstate
5265 then Wsi.reshape conf.cwinw
conf.cwinh
5266 else Wsi.fullscreen
()
5268 | 112 | 78 -> (* p|N *)
5269 search state.searchpattern
false
5271 | 110 | 0xffc0 -> (* n|F3 *)
5272 search state.searchpattern
true
5275 begin match state.layout with
5278 gotoghyll (getpagey l.pageno)
5284 | 0xff9f | 0xffff -> (* delete *)
5288 showtext ' '
(describe_location ());
5291 begin match state.layout with
5294 Wsi.reshape (l.pagew
+ state.scrollw
) l.pageh
;
5299 enterbookmarkmode ()
5301 | 104 | 0xffbe -> (* h|F1 *)
5307 | 101 when Buffer.length
state.errmsgs
> 0 -> (* e *)
5312 match state.layout with
5314 if String.length
s > 0
5316 state.bookmarks
<- (s, 0, getanchor1 l) :: state.bookmarks
5319 enttext ("bookmark: ", "", None
, textentry, ondone, true)
5323 showtext ' '
"Quick bookmark added";
5326 begin match state.layout with
5328 let rect = getpdimrect
l.pagedimno
in
5332 (truncate
(1.8 *. (rect.(1) -. rect.(0))),
5333 truncate
(1.2 *. (rect.(3) -. rect.(0))))
5335 (truncate
(rect.(1) -. rect.(0)),
5336 truncate
(rect.(3) -. rect.(0)))
5338 let w = truncate
((float w)*.conf.zoom)
5339 and h = truncate
((float h)*.conf.zoom) in
5342 state.anchor <- getanchor ();
5343 Wsi.reshape (w + state.scrollw
) (h + conf.interpagespace
)
5345 G.postRedisplay "z";
5350 | 60 | 62 -> (* < > *)
5351 reqlayout (conf.angle
+ (if key = 62 then 30 else -30)) conf.fitmodel
5353 | 91 | 93 -> (* [ ] *)
5355 bound (conf.colorscale
+. (if key = 93 then 0.1 else -0.1)) 0.0 1.0
5357 G.postRedisplay "brightness";
5359 | 99 when state.mode = View
-> (* c *)
5361 match state.prevcolumns
with
5362 | None
-> (1, 0, 0), 1.0
5363 | Some
(columns
, z
) ->
5366 | Csplit
(c, _) -> -c, 0, 0
5367 | Cmulti
((c, a, b), _) -> c, a, b
5368 | Csingle
_ -> 1, 0, 0
5372 setcolumns View
c a b;
5375 | 0xff54 | 0xff52 when ctrl && Wsi.withshift mask
->
5376 setzoom state.prevzoom
5378 | 107 | 0xff52 | 0xff97 -> (* k (kp) up *)
5379 begin match state.autoscroll
with
5381 begin match state.mode with
5382 | Birdseye beye
-> upbirdseye 1 beye
5385 then gotoy_and_clear_text (clamp ~
-(state.winh
/2))
5387 if not
(Wsi.withshift mask
) && conf.presentation
5389 else gotoy_and_clear_text (clamp (-conf.scrollstep
))
5393 setautoscrollspeed n false
5396 | 106 | 0xff54 | 0xff99 -> (* j (kp) down *)
5397 begin match state.autoscroll
with
5399 begin match state.mode with
5400 | Birdseye beye
-> downbirdseye 1 beye
5403 then gotoy_and_clear_text (clamp (state.winh
/2))
5405 if not
(Wsi.withshift mask
) && conf.presentation
5407 else gotoy_and_clear_text (clamp conf.scrollstep
)
5411 setautoscrollspeed n true
5414 | 0xff51 | 0xff53 | 0xff96 | 0xff98
5415 when not
(Wsi.withalt mask
) -> (* (kp) left / right *)
5421 else conf.hscrollstep
5423 let dx = if key = 0xff51 or key = 0xff96 then dx else -dx in
5424 state.x <- panbound (state.x + dx);
5425 gotoy_and_clear_text state.y
5428 G.postRedisplay "left/right"
5431 | 0xff55 | 0xff9a -> (* (kp) prior *)
5435 match state.layout with
5437 | l :: _ -> state.y - l.pagey
5439 clamp (pgscale (-state.winh
))
5443 | 0xff56 | 0xff9b -> (* (kp) next *)
5447 match List.rev
state.layout with
5449 | l :: _ -> getpagey l.pageno
5451 clamp (pgscale state.winh
)
5455 | 103 | 0xff50 | 0xff95 -> (* g (kp) home *)
5457 | 71 | 0xff57 | 0xff9c -> (* G (kp) end *)
5458 gotoghyll (clamp state.maxy)
5461 when Wsi.withalt mask
-> (* alt-(kp) right *)
5462 gotoghyll (getnav 1)
5464 when Wsi.withalt mask
-> (* alt-(kp) left *)
5465 gotoghyll (getnav ~
-1)
5470 | 118 when conf.debug
-> (* v *)
5473 match getopaque l.pageno with
5476 let x0, y0, x1, y1 = pagebbox opaque
in
5477 let a,b = float x0, float y0 in
5478 let c,d = float x1, float y0 in
5479 let e,f = float x1, float y1 in
5480 let h,j
= float x0, float y1 in
5481 let rect = (a,b,c,d,e,f,h,j
) in
5483 state.rects
<- (l.pageno, l.pageno mod 3, rect) :: state.rects
;
5485 G.postRedisplay "v";
5488 vlog "huh? %s" (Wsi.keyname
key)
5491 let linknavkeyboard key mask
linknav =
5492 let getpage pageno =
5493 let rec loop = function
5495 | l :: _ when l.pageno = pageno -> Some
l
5496 | _ :: rest
-> loop rest
5497 in loop state.layout
5499 let doexact (pageno, n) =
5500 match getopaque pageno, getpage pageno with
5501 | Some opaque
, Some
l ->
5502 if key = 0xff0d || key = 0xff8d (* (kp)enter *)
5504 let under = getlink opaque
n in
5505 G.postRedisplay "link gotounder";
5511 | 0xff50 -> (* home *)
5512 Some
(findlink opaque LDfirst
), -1
5514 | 0xff57 -> (* end *)
5515 Some
(findlink opaque LDlast
), 1
5517 | 0xff51 -> (* left *)
5518 Some
(findlink opaque
(LDleft
n)), -1
5520 | 0xff53 -> (* right *)
5521 Some
(findlink opaque
(LDright
n)), 1
5523 | 0xff52 -> (* up *)
5524 Some
(findlink opaque
(LDup
n)), -1
5526 | 0xff54 -> (* down *)
5527 Some
(findlink opaque
(LDdown
n)), 1
5532 begin match findpwl
l.pageno dir with
5536 state.mode <- LinkNav
(Ltgendir
dir);
5537 let y, h = getpageyh pageno in
5540 then y + h - state.winh
5545 begin match getopaque pageno, getpage pageno with
5546 | Some opaque
, Some
_ ->
5548 let ld = if dir > 0 then LDfirst
else LDlast
in
5551 begin match link with
5553 showlinktype (getlink opaque
m);
5554 state.mode <- LinkNav
(Ltexact
(pageno, m));
5555 G.postRedisplay "linknav jpage";
5562 begin match opt with
5563 | Some Lnotfound
-> pwl l dir;
5564 | Some
(Lfound
m) ->
5568 let _, y0, _, y1 = getlinkrect opaque
m in
5570 then gotopage1 l.pageno y0
5572 let d = fstate.fontsize
+ 1 in
5573 if y1 - l.pagey > l.pagevh - d
5574 then gotopage1 l.pageno (y1 - state.winh
- state.hscrollh + d)
5575 else G.postRedisplay "linknav";
5577 showlinktype (getlink opaque
m);
5578 state.mode <- LinkNav
(Ltexact
(l.pageno, m));
5581 | None
-> viewkeyboard key mask
5583 | _ -> viewkeyboard key mask
5588 G.postRedisplay "leave linknav"
5592 | Ltgendir
_ -> viewkeyboard key mask
5593 | Ltexact exact
-> doexact exact
5596 let keyboard key mask
=
5597 if (key = 103 && Wsi.withctrl mask
) && not
(istextentry state.mode)
5598 then wcmd "interrupt"
5599 else state.uioh <- state.uioh#
key key mask
5602 let birdseyekeyboard key mask
5603 ((oconf
, leftx
, pageno, hooverpageno
, anchor) as beye
) =
5605 match conf.columns
with
5607 | Cmulti
((c, _, _), _) -> c
5608 | Csplit
_ -> failwith
"bird's eye split mode"
5610 let pgh layout = List.fold_left
(fun m l -> max
l.pageh
m) state.winh
layout in
5612 | 108 when Wsi.withctrl mask
-> (* ctrl-l *)
5613 let y, h = getpageyh pageno in
5614 let top = (state.winh
- h) / 2 in
5615 gotoy (max
0 (y - top))
5616 | 0xff0d (* enter *)
5617 | 0xff8d -> leavebirdseye beye
false (* kp enter *)
5618 | 0xff1b -> leavebirdseye beye
true (* escape *)
5619 | 0xff52 -> upbirdseye incr beye
(* up *)
5620 | 0xff54 -> downbirdseye incr beye
(* down *)
5621 | 0xff51 -> upbirdseye 1 beye
(* left *)
5622 | 0xff53 -> downbirdseye 1 beye
(* right *)
5624 | 0xff55 -> (* prior *)
5625 begin match state.layout with
5629 state.mode <- Birdseye
(
5630 oconf
, leftx
, l.pageno, hooverpageno
, anchor
5632 gotopage1 l.pageno 0;
5635 let layout = layout (state.y-state.winh
) (pgh state.layout) in
5637 | [] -> gotoy (clamp (-state.winh
))
5639 state.mode <- Birdseye
(
5640 oconf
, leftx
, l.pageno, hooverpageno
, anchor
5642 gotopage1 l.pageno 0
5645 | [] -> gotoy (clamp (-state.winh
))
5648 | 0xff56 -> (* next *)
5649 begin match List.rev
state.layout with
5651 let layout = layout (state.y + (pgh state.layout)) state.winh
in
5652 begin match layout with
5654 let incr = l.pageh
- l.pagevh in
5659 oconf
, leftx
, state.pagecount
- 1, hooverpageno
, anchor
5661 G.postRedisplay "birdseye pagedown";
5663 else gotoy (clamp (incr + conf.interpagespace
*2));
5667 Birdseye
(oconf
, leftx
, l.pageno, hooverpageno
, anchor);
5668 gotopage1 l.pageno 0;
5671 | [] -> gotoy (clamp state.winh
)
5674 | 0xff50 -> (* home *)
5675 state.mode <- Birdseye
(oconf
, leftx
, 0, hooverpageno
, anchor);
5678 | 0xff57 -> (* end *)
5679 let pageno = state.pagecount
- 1 in
5680 state.mode <- Birdseye
(oconf
, leftx
, pageno, hooverpageno
, anchor);
5681 if not
(pagevisible state.layout pageno)
5684 match List.rev
state.pdims
with
5686 | (_, _, h, _) :: _ -> h
5688 gotoy (max
0 (getpagey pageno - (state.winh
- h - conf.interpagespace
)))
5689 else G.postRedisplay "birdseye end";
5690 | _ -> viewkeyboard key mask
5695 match state.mode with
5696 | Textentry
_ -> scalecolor 0.4
5698 | View
-> scalecolor 1.0
5699 | Birdseye
(_, _, pageno, hooverpageno
, _) ->
5700 if l.pageno = hooverpageno
5703 if l.pageno = pageno
5711 let postdrawpage l linkindexbase
=
5712 match getopaque l.pageno with
5714 if tileready l l.pagex
l.pagey
5716 let x = l.pagedispx - l.pagex
5717 and y = l.pagedispy - l.pagey in
5719 match conf.columns
with
5720 | Csingle
_ | Cmulti
_ ->
5721 (if conf.hlinks
then 1 else 0)
5723 && not
(isbirdseye state.mode) then 2 else 0)
5727 match state.mode with
5728 | Textentry
((_, s, _, _, _, _), _) when state.glinks
-> s
5731 postprocess opaque
hlmask x y (linkindexbase
, s, conf.hfsize
);
5736 let scrollindicator () =
5737 let sbw, ph
, sh = state.uioh#
scrollph in
5738 let sbh, pw, sw = state.uioh#scrollpw
in
5740 GlDraw.color (0.64, 0.64, 0.64);
5742 (float (state.winw
- sbw), 0.)
5743 (float state.winw
, float state.winh
)
5746 (0., float (state.winh
- sbh))
5747 (float (state.winw
- state.scrollw
- 1), float state.winh
)
5749 GlDraw.color (0.0, 0.0, 0.0);
5752 (float (state.winw
- sbw), ph
)
5753 (float state.winw
, ph
+. sh)
5756 (pw, float (state.winh
- sbh))
5757 (pw +. sw, float state.winh
)
5762 match state.mstate
with
5763 | Mnone
| Mscrolly
| Mscrollx
| Mpan
_ | Mzoom
_ | Mzoomrect
_ ->
5766 | Msel
((x0, y0), (x1, y1)) ->
5767 let rec loop = function
5769 if ((y0 >= l.pagedispy && y0 <= (l.pagedispy + l.pagevh))
5770 || ((y1 >= l.pagedispy && y1 <= (l.pagedispy + l.pagevh))))
5771 && ((x0 >= l.pagedispx && x0 <= (l.pagedispx + l.pagevw))
5772 || ((x1 >= l.pagedispx && x1 <= (l.pagedispx + l.pagevw))))
5774 match getopaque l.pageno with
5776 let x0, y0 = pagetranslatepoint l x0 y0 in
5777 let x1, y1 = pagetranslatepoint l x1 y1 in
5778 seltext opaque
(x0, y0, x1, y1);
5786 let showrects rects
=
5788 GlDraw.color (0.0, 0.0, 1.0) ~
alpha:0.5;
5789 GlDraw.polygon_mode `both `fill
;
5790 GlFunc.blend_func `src_alpha `one_minus_src_alpha
;
5792 (fun (pageno, c, (x0, y0, x1, y1, x2
, y2
, x3
, y3
)) ->
5794 if l.pageno = pageno
5796 let dx = float (l.pagedispx - l.pagex
) in
5797 let dy = float (l.pagedispy - l.pagey) in
5798 GlDraw.color (0.0, 0.0, 1.0 /. float c) ~
alpha:0.5;
5799 GlDraw.begins `quads
;
5801 GlDraw.vertex2
(x0+.dx, y0+.dy);
5802 GlDraw.vertex2
(x1+.dx, y1+.dy);
5803 GlDraw.vertex2
(x2
+.dx, y2
+.dy);
5804 GlDraw.vertex2
(x3
+.dx, y3
+.dy);
5815 GlClear.color (scalecolor2 conf.bgcolor
);
5816 GlClear.clear
[`
color];
5817 List.iter
drawpage state.layout;
5819 match state.mode with
5820 | LinkNav
(Ltexact
(pageno, linkno
)) ->
5821 begin match getopaque pageno with
5823 let x0, y0, x1, y1 = getlinkrect opaque linkno
in
5830 | None
-> state.rects
5835 let rec postloop linkindexbase
= function
5837 let linkindexbase = linkindexbase + postdrawpage l linkindexbase in
5838 postloop linkindexbase rest
5842 postloop 0 state.layout;
5844 begin match state.mstate
with
5845 | Mzoomrect
((x0, y0), (x1, y1)) ->
5847 GlDraw.color (0.3, 0.3, 0.3) ~
alpha:0.5;
5848 GlFunc.blend_func `src_alpha `one_minus_src_alpha
;
5849 GlDraw.rect (float x0, float y0)
5850 (float x1, float y1);
5859 let zoomrect x y x1 y1 =
5862 and y0 = min
y y1 in
5863 gotoy (state.y + y0);
5864 state.anchor <- getanchor ();
5865 let zoom = (float state.w) /. float (x1 - x0) in
5867 if state.w < state.winw
- state.scrollw
5868 then (state.winw
- state.scrollw
- state.w) / 2
5871 state.x <- (state.x + margin) - x0;
5873 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
5874 state.mstate
<- Mnone
;
5878 let winw = state.winw - state.scrollw
- 1 in
5879 let s = float x /. float winw in
5880 let destx = truncate
(float (state.w + winw) *. s) in
5881 state.x <- winw - destx;
5882 gotoy_and_clear_text state.y;
5883 state.mstate
<- Mscrollx
;
5887 let s = float y /. float state.winh
in
5888 let desty = truncate
(float (state.maxy - state.winh
) *. s) in
5889 gotoy_and_clear_text desty;
5890 state.mstate
<- Mscrolly
;
5893 let viewmouse button down
x y mask
=
5895 | n when (n == 4 || n == 5) && not down
->
5896 if Wsi.withctrl mask
5898 match state.mstate
with
5899 | Mzoom
(oldn
, i
) ->
5907 if conf.zoom +. 0.01 > 0.1 then 0.1 else 0.01
5909 if conf.zoom -. 0.1 < 0.1 then -0.01 else -0.1
5911 let zoom = conf.zoom -. incr in
5913 state.mstate
<- Mzoom
(n, 0);
5915 state.mstate
<- Mzoom
(n, i
+1);
5917 else state.mstate
<- Mzoom
(n, 0)
5919 | _ -> state.mstate
<- Mzoom
(n, 0)
5922 match state.autoscroll
with
5923 | Some step
-> setautoscrollspeed step
(n=4)
5925 if conf.wheelbypage
|| conf.presentation
5934 then -conf.scrollstep
5935 else conf.scrollstep
5937 let incr = incr * 2 in
5938 let y = clamp incr in
5939 gotoy_and_clear_text y
5942 | n when (n = 6 || n = 7) && not down
&& canpan () ->
5944 panbound (state.x + (if n = 7 then -2 else 2) * conf.hscrollstep
);
5945 gotoy_and_clear_text state.y
5947 | 1 when Wsi.withshift mask
->
5948 state.mstate
<- Mnone
;
5951 match unproject x y with
5952 | Some
(pageno, ux
, uy
) ->
5953 let cmd = Printf.sprintf
5955 conf.stcmd
state.path pageno ux uy
5961 | 1 when Wsi.withctrl mask
->
5964 Wsi.setcursor
Wsi.CURSOR_CROSSHAIR
;
5965 state.mstate
<- Mpan
(x, y)
5968 state.mstate
<- Mnone
5973 Wsi.setcursor
Wsi.CURSOR_CYCLE
;
5975 state.mstate
<- Mzoomrect
(p, p)
5978 match state.mstate
with
5979 | Mzoomrect
((x0, y0), _) ->
5980 if abs
(x-x0) > 10 && abs
(y - y0) > 10
5981 then zoomrect x0 y0 x y
5983 state.mstate
<- Mnone
;
5984 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
5985 G.postRedisplay "kill accidental zoom rect";
5988 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
5989 state.mstate
<- Mnone
5992 | 1 when x > state.winw - state.scrollw
->
5995 let _, position, sh = state.uioh#
scrollph in
5996 if y > truncate
position && y < truncate
(position +. sh)
5997 then state.mstate
<- Mscrolly
6000 state.mstate
<- Mnone
6002 | 1 when y > state.winh
- state.hscrollh ->
6005 let _, position, sw = state.uioh#scrollpw
in
6006 if x > truncate
position && x < truncate
(position +. sw)
6007 then state.mstate
<- Mscrollx
6010 state.mstate
<- Mnone
6013 let dest = if down
then getunder x y else Unone
in
6014 begin match dest with
6018 | Uunexpected
_ | Ulaunch
_ | Unamed
_ ->
6021 | Unone
when down
->
6022 Wsi.setcursor
Wsi.CURSOR_CROSSHAIR
;
6023 state.mstate
<- Mpan
(x, y);
6025 | Unone
| Utext
_ ->
6028 if conf.angle
mod 360 = 0
6030 state.mstate
<- Msel
((x, y), (x, y));
6031 G.postRedisplay "mouse select";
6035 match state.mstate
with
6038 | Mzoom
_ | Mscrollx
| Mscrolly
->
6039 state.mstate
<- Mnone
6041 | Mzoomrect
((x0, y0), _) ->
6045 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
6046 state.mstate
<- Mnone
6048 | Msel
((x0, y0), (x1, y1)) ->
6049 let rec loop = function
6053 let a0 = l.pagedispy in
6054 let a1 = a0 + l.pagevh in
6055 let b0 = l.pagedispx in
6056 let b1 = b0 + l.pagevw in
6057 ((y0 >= a0 && y0 <= a1) || (y1 >= a0 && y1 <= a1))
6058 && ((x0 >= b0 && x0 <= b1) || (x1 >= b0 && x1 <= b1))
6062 match getopaque l.pageno with
6065 match Ne.pipe () with
6069 "can not create sel pipe: %s"
6072 let doclose what fd
=
6073 Ne.clo fd
(fun msg
->
6074 dolog
"%s close failed: %s" what msg
)
6077 popen conf.selcmd
[r, 0; w, -1];
6080 G.postRedisplay "copysel";
6082 dolog
"can not execute %S: %s"
6083 conf.selcmd
(exntos exn
);
6091 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
6092 state.mstate
<- Mnone
;
6099 let birdseyemouse button down
x y mask
6100 (conf, leftx
, _, hooverpageno
, anchor) =
6103 let rec loop = function
6106 if y > l.pagedispy && y < l.pagedispy + l.pagevh
6107 && x > l.pagedispx && x < l.pagedispx + l.pagevw
6109 leavebirdseye (conf, leftx
, l.pageno, hooverpageno
, anchor) false;
6115 | _ -> viewmouse button down
x y mask
6118 let mouse button down
x y mask
=
6119 state.uioh <- state.uioh#button button down
x y mask
;
6123 state.uioh <- state.uioh#
motion x y
6127 state.uioh <- state.uioh#
pmotion x y;
6133 method key key mask
=
6134 begin match state.mode with
6135 | Textentry
textentry -> textentrykeyboard key mask
textentry
6136 | Birdseye
birdseye -> birdseyekeyboard key mask
birdseye
6137 | View
-> viewkeyboard key mask
6138 | LinkNav
linknav -> linknavkeyboard key mask
linknav
6142 method button button bstate
x y mask
=
6143 begin match state.mode with
6145 | View
-> viewmouse button bstate
x y mask
6146 | Birdseye beye
-> birdseyemouse button bstate
x y mask beye
6152 begin match state.mode with
6154 | View
| Birdseye
_ | LinkNav
_ ->
6155 match state.mstate
with
6156 | Mzoom
_ | Mnone
-> ()
6161 state.mstate
<- Mpan
(x, y);
6163 then state.x <- panbound (state.x + dx);
6165 gotoy_and_clear_text y
6168 state.mstate
<- Msel
(a, (x, y));
6169 G.postRedisplay "motion select";
6172 let y = min
state.winh
(max
0 y) in
6176 let x = min
state.winw (max
0 x) in
6179 | Mzoomrect
(p0
, _) ->
6180 state.mstate
<- Mzoomrect
(p0
, (x, y));
6181 G.postRedisplay "motion zoomrect";
6185 method pmotion x y =
6186 begin match state.mode with
6187 | Birdseye
(conf, leftx
, pageno, hooverpageno
, anchor) ->
6188 let rec loop = function
6190 if hooverpageno
!= -1
6192 state.mode <- Birdseye
(conf, leftx
, pageno, -1, anchor);
6193 G.postRedisplay "pmotion birdseye no hoover";
6196 if y > l.pagedispy && y < l.pagedispy + l.pagevh
6197 && x > l.pagedispx && x < l.pagedispx + l.pagevw
6199 state.mode <- Birdseye
(conf, leftx
, pageno, l.pageno, anchor);
6200 G.postRedisplay "pmotion birdseye hoover";
6210 match state.mstate
with
6211 | Mnone
-> updateunder x y
6212 | Mpan
_ | Msel
_ | Mzoom
_ | Mscrolly
| Mscrollx
| Mzoomrect
_ ->
6217 method infochanged
_ = ()
6220 let maxy = state.maxy - (if conf.maxhfit
then state.winh
else 0) in
6223 then 0.0, float state.winh
6224 else scrollph state.y maxy
6229 let winw = state.winw - state.scrollw
in
6230 let fwinw = float winw in
6232 let sw = fwinw /. float state.w in
6233 let sw = fwinw *. sw in
6234 max
sw (float conf.scrollh
)
6237 let maxx = state.w + winw in
6238 let x = winw - state.x in
6239 let percent = float x /. float maxx in
6240 (fwinw -. sw) *. percent
6242 state.hscrollh, position, sw
6246 match state.mode with
6247 | LinkNav
_ -> "links"
6248 | Textentry
_ -> "textentry"
6249 | Birdseye
_ -> "birdseye"
6252 findkeyhash conf modename
6254 method eformsgs
= true
6261 let fontpath = ref "";;
6264 Map.Make
(struct type t
= (int * int) let compare = compare end);;
6267 let l = String.length
s in
6268 let b = Buffer.create
l in
6274 try Sys.getenv
"HOME"
6277 ("Can not determine home directory location: " ^ exntos exn
);
6281 let modifier_of_string = function
6282 | "alt" -> Wsi.altmask
6283 | "shift" -> Wsi.shiftmask
6284 | "ctrl" | "control" -> Wsi.ctrlmask
6285 | "meta" -> Wsi.metamask
6290 let r = Str.regexp
"-" in
6292 let elems = Str.full_split
r s in
6295 let m1 = modifier_of_string s in
6297 then (Wsi.namekey
s, m)
6300 | Str.Delim
s when n land 1 = 0 -> g s
6302 | Str.Delim
_ -> (k
, m)
6304 let rec loop n k
m = function
6307 let k, m = f n k m x in
6313 let keys_of_string =
6314 let r = Str.regexp
"[ \t]" in
6316 let elems = Str.split
r s in
6317 List.map
key_of_string elems
6320 let copykeyhashes c =
6321 List.map
(fun (k, v) -> k, Hashtbl.copy
v) c.keyhashes
;
6324 let config_of c attrs
=
6328 | "scroll-bar-width" -> { c with scrollbw
= max
0 (int_of_string
v) }
6329 | "scroll-handle-height" -> { c with scrollh
= max
0 (int_of_string
v) }
6330 | "case-insensitive-search" -> { c with icase
= bool_of_string
v }
6331 | "preload" -> { c with preload = bool_of_string
v }
6332 | "page-bias" -> { c with pagebias
= int_of_string
v }
6333 | "scroll-step" -> { c with scrollstep
= max
1 (int_of_string
v) }
6334 | "horizontal-scroll-step" ->
6335 { c with hscrollstep
= max
(int_of_string
v) 1 }
6336 | "auto-scroll-step" ->
6337 { c with autoscrollstep
= max
0 (int_of_string
v) }
6338 | "max-height-fit" -> { c with maxhfit
= bool_of_string
v }
6339 | "crop-hack" -> { c with crophack
= bool_of_string
v }
6342 match String.lowercase
v with
6343 | "true" -> Some infinity
6345 | f -> Some
(float_of_string
f)
6347 { c with maxwait
= mw}
6348 | "highlight-links" -> { c with hlinks
= bool_of_string
v }
6349 | "under-cursor-info" -> { c with underinfo
= bool_of_string
v }
6350 | "vertical-margin" ->
6351 { c with interpagespace
= max
0 (int_of_string
v) }
6353 let zoom = float_of_string
v /. 100. in
6354 let zoom = max
zoom 0.0 in
6355 { c with zoom = zoom }
6356 | "presentation" -> { c with presentation
= bool_of_string
v }
6357 | "rotation-angle" -> { c with angle
= int_of_string
v }
6358 | "width" -> { c with cwinw
= max
20 (int_of_string
v) }
6359 | "height" -> { c with cwinh
= max
20 (int_of_string
v) }
6360 | "persistent-bookmarks" -> { c with savebmarks
= bool_of_string
v }
6361 | "proportional-display" ->
6364 then FitProportional
6367 { c with fitmodel = fm }
6368 | "fit-model" -> { c with fitmodel = fitmodel_of_string v }
6369 | "pixmap-cache-size" ->
6370 { c with memlimit
= max
2 (int_of_string_with_suffix v) }
6371 | "tex-count" -> { c with texcount
= max
1 (int_of_string
v) }
6372 | "slice-height" -> { c with sliceheight
= max
2 (int_of_string
v) }
6373 | "thumbnail-width" -> { c with thumbw
= max
2 (int_of_string
v) }
6374 | "persistent-location" -> { c with jumpback
= bool_of_string
v }
6375 | "background-color" -> { c with bgcolor
= color_of_string v }
6376 | "scrollbar-in-presentation" ->
6377 { c with scrollbarinpm
= bool_of_string
v }
6378 | "tile-width" -> { c with tilew
= max
2 (int_of_string
v) }
6379 | "tile-height" -> { c with tileh
= max
2 (int_of_string
v) }
6380 | "mupdf-store-size" ->
6381 { c with mustoresize
= max
1024 (int_of_string_with_suffix v) }
6382 | "checkers" -> { c with checkers
= bool_of_string
v }
6383 | "aalevel" -> { c with aalevel
= max
0 (int_of_string
v) }
6384 | "trim-margins" -> { c with trimmargins
= bool_of_string
v }
6385 | "trim-fuzz" -> { c with trimfuzz
= irect_of_string v }
6386 | "uri-launcher" -> { c with urilauncher
= unent v }
6387 | "path-launcher" -> { c with pathlauncher
= unent v }
6388 | "color-space" -> { c with colorspace
= colorspace_of_string v }
6389 | "invert-colors" -> { c with invert
= bool_of_string
v }
6390 | "brightness" -> { c with colorscale
= float_of_string
v }
6391 | "redirectstderr" -> { c with redirectstderr = bool_of_string
v }
6393 { c with ghyllscroll
= Some
(ghyllscroll_of_string v) }
6395 let (n, _, _) as nab
= multicolumns_of_string v in
6397 then { c with columns
= Csplit
(-n, [||]) }
6398 else { c with columns
= Cmulti
(nab
, [||]) }
6399 | "birds-eye-columns" ->
6400 { c with beyecolumns
= Some
(max
(int_of_string
v) 2) }
6401 | "selection-command" -> { c with selcmd
= unent v }
6402 | "synctex-command" -> { c with stcmd
= unent v }
6403 | "update-cursor" -> { c with updatecurs
= bool_of_string
v }
6404 | "hint-font-size" -> { c with hfsize
= bound (int_of_string
v) 5 100 }
6405 | "page-scroll-scale" -> { c with pgscale = float_of_string
v }
6406 | "use-pbo" -> { c with usepbo
= bool_of_string
v }
6407 | "wheel-scrolls-pages" -> { c with wheelbypage
= bool_of_string
v }
6410 prerr_endline
("Error processing attribute (`" ^
6411 k ^
"'=`" ^
v ^
"'): " ^ exntos exn
);
6414 let rec fold c = function
6417 let c = apply c k v in
6420 fold { c with keyhashes
= copykeyhashes c } attrs
;
6423 let fromstring f pos
n v d =
6426 dolog
"Error processing attribute (%S=%S) at %d\n%s"
6427 n v pos
(exntos exn
)
6432 let bookmark_of attrs
=
6433 let rec fold title page
rely visy
= function
6434 | ("title", v) :: rest
-> fold v page
rely visy rest
6435 | ("page", v) :: rest
-> fold title v rely visy rest
6436 | ("rely", v) :: rest
-> fold title page
v visy rest
6437 | ("visy", v) :: rest
-> fold title page
rely v rest
6438 | _ :: rest
-> fold title page
rely visy rest
6439 | [] -> title, page
, rely, visy
6441 fold "invalid" "0" "0" "0" attrs
6445 let rec fold path page
rely pan visy
= function
6446 | ("path", v) :: rest
-> fold v page
rely pan visy rest
6447 | ("page", v) :: rest
-> fold path v rely pan visy rest
6448 | ("rely", v) :: rest
-> fold path page
v pan visy rest
6449 | ("pan", v) :: rest
-> fold path page
rely v visy rest
6450 | ("visy", v) :: rest
-> fold path page
rely pan
v rest
6451 | _ :: rest
-> fold path page
rely pan visy rest
6452 | [] -> path, page
, rely, pan
, visy
6454 fold "" "0" "0" "0" "0" attrs
6458 let rec fold rs ls
= function
6459 | ("out", v) :: rest
-> fold v ls rest
6460 | ("in", v) :: rest
-> fold rs
v rest
6461 | _ :: rest
-> fold ls rs rest
6467 let setconf dst
src =
6468 dst
.scrollbw
<- src.scrollbw
;
6469 dst
.scrollh
<- src.scrollh
;
6470 dst
.icase
<- src.icase
;
6471 dst
.preload <- src.preload;
6472 dst
.pagebias
<- src.pagebias
;
6473 dst
.verbose
<- src.verbose
;
6474 dst
.scrollstep
<- src.scrollstep
;
6475 dst
.maxhfit
<- src.maxhfit
;
6476 dst
.crophack
<- src.crophack
;
6477 dst
.autoscrollstep
<- src.autoscrollstep
;
6478 dst
.maxwait
<- src.maxwait
;
6479 dst
.hlinks
<- src.hlinks
;
6480 dst
.underinfo
<- src.underinfo
;
6481 dst
.interpagespace
<- src.interpagespace
;
6482 dst
.zoom <- src.zoom;
6483 dst
.presentation
<- src.presentation
;
6484 dst
.angle
<- src.angle
;
6485 dst
.cwinw
<- src.cwinw
;
6486 dst
.cwinh
<- src.cwinh
;
6487 dst
.savebmarks
<- src.savebmarks
;
6488 dst
.memlimit
<- src.memlimit
;
6489 dst
.fitmodel <- src.fitmodel;
6490 dst
.texcount
<- src.texcount
;
6491 dst
.sliceheight
<- src.sliceheight
;
6492 dst
.thumbw
<- src.thumbw
;
6493 dst
.jumpback
<- src.jumpback
;
6494 dst
.bgcolor
<- src.bgcolor
;
6495 dst
.scrollbarinpm
<- src.scrollbarinpm
;
6496 dst
.tilew
<- src.tilew
;
6497 dst
.tileh
<- src.tileh
;
6498 dst
.mustoresize
<- src.mustoresize
;
6499 dst
.checkers
<- src.checkers
;
6500 dst
.aalevel
<- src.aalevel
;
6501 dst
.trimmargins
<- src.trimmargins
;
6502 dst
.trimfuzz
<- src.trimfuzz
;
6503 dst
.urilauncher
<- src.urilauncher
;
6504 dst
.colorspace
<- src.colorspace
;
6505 dst
.invert
<- src.invert
;
6506 dst
.colorscale
<- src.colorscale
;
6507 dst
.redirectstderr <- src.redirectstderr;
6508 dst
.ghyllscroll
<- src.ghyllscroll
;
6509 dst
.columns
<- src.columns
;
6510 dst
.beyecolumns
<- src.beyecolumns
;
6511 dst
.selcmd
<- src.selcmd
;
6512 dst
.updatecurs
<- src.updatecurs
;
6513 dst
.pathlauncher
<- src.pathlauncher
;
6514 dst
.keyhashes
<- copykeyhashes src;
6515 dst
.hfsize
<- src.hfsize
;
6516 dst
.hscrollstep
<- src.hscrollstep
;
6517 dst
.pgscale <- src.pgscale;
6518 dst
.usepbo
<- src.usepbo
;
6519 dst
.wheelbypage
<- src.wheelbypage
;
6520 dst
.stcmd
<- src.stcmd
;
6524 let h = Hashtbl.create
10 in
6525 let dc = { defconf with angle
= defconf.angle
} in
6526 let rec toplevel v t spos
_ =
6528 | Vdata
| Vcdata
| Vend
-> v
6529 | Vopen
("llppconfig", _, closed
) ->
6532 else { v with f = llppconfig
}
6534 error
"unexpected subelement at top level" s spos
6535 | Vclose
_ -> error
"unexpected close at top level" s spos
6537 and llppconfig
v t spos
_ =
6539 | Vdata
| Vcdata
-> v
6540 | Vend
-> error
"unexpected end of input in llppconfig" s spos
6541 | Vopen
("defaults", attrs
, closed
) ->
6542 let c = config_of dc attrs
in
6546 else { v with f = defaults
}
6548 | Vopen
("ui-font", attrs
, closed
) ->
6549 let rec getsize size
= function
6551 | ("size", v) :: rest
->
6553 fromstring int_of_string spos
"size" v fstate.fontsize
in
6555 | l -> getsize size l
6557 fstate.fontsize
<- getsize fstate.fontsize attrs
;
6560 else { v with f = uifont
(Buffer.create
10) }
6562 | Vopen
("doc", attrs
, closed
) ->
6563 let pathent, spage
, srely
, span
, svisy
= doc_of attrs
in
6564 let path = unent pathent
6565 and pageno = fromstring int_of_string spos
"page" spage
0
6566 and rely = fromstring float_of_string spos
"rely" srely
0.0
6567 and pan
= fromstring int_of_string spos
"pan" span
0
6568 and visy
= fromstring float_of_string spos
"visy" svisy
0.0 in
6569 let c = config_of dc attrs
in
6570 let anchor = (pageno, rely, visy
) in
6572 then (Hashtbl.add
h path (c, [], pan
, anchor); v)
6573 else { v with f = doc
path pan
anchor c [] }
6576 error
"unexpected subelement in llppconfig" s spos
6578 | Vclose
"llppconfig" -> { v with f = toplevel }
6579 | Vclose
_ -> error
"unexpected close in llppconfig" s spos
6581 and defaults
v t spos
_ =
6583 | Vdata
| Vcdata
-> v
6584 | Vend
-> error
"unexpected end of input in defaults" s spos
6585 | Vopen
("keymap", attrs
, closed
) ->
6587 try List.assoc
"mode" attrs
6588 with Not_found
-> "global" in
6593 let h = findkeyhash dc modename in
6594 KeyMap.iter
(Hashtbl.replace
h) keymap
;
6597 { v with f = pkeymap
ret KeyMap.empty }
6599 | Vopen
(_, _, _) ->
6600 error
"unexpected subelement in defaults" s spos
6602 | Vclose
"defaults" ->
6603 { v with f = llppconfig
}
6605 | Vclose
_ -> error
"unexpected close in defaults" s spos
6607 and uifont
b v t spos
epos =
6610 Buffer.add_substring
b s spos
(epos - spos
);
6612 | Vopen
(_, _, _) ->
6613 error
"unexpected subelement in ui-font" s spos
6614 | Vclose
"ui-font" ->
6615 if String.length
!fontpath = 0
6616 then fontpath := Buffer.contents
b;
6617 { v with f = llppconfig
}
6618 | Vclose
_ -> error
"unexpected close in ui-font" s spos
6619 | Vend
-> error
"unexpected end of input in ui-font" s spos
6621 and doc
path pan
anchor c bookmarks
v t spos
_ =
6623 | Vdata
| Vcdata
-> v
6624 | Vend
-> error
"unexpected end of input in doc" s spos
6625 | Vopen
("bookmarks", _, closed
) ->
6628 else { v with f = pbookmarks
path pan
anchor c bookmarks
}
6630 | Vopen
("keymap", attrs
, closed
) ->
6632 try List.assoc
"mode" attrs
6633 with Not_found
-> "global"
6639 let h = findkeyhash c modename in
6640 KeyMap.iter
(Hashtbl.replace
h) keymap
;
6641 doc
path pan
anchor c bookmarks
6643 { v with f = pkeymap
ret KeyMap.empty }
6645 | Vopen
(_, _, _) ->
6646 error
"unexpected subelement in doc" s spos
6649 Hashtbl.add
h path (c, List.rev bookmarks
, pan
, anchor);
6650 { v with f = llppconfig
}
6652 | Vclose
_ -> error
"unexpected close in doc" s spos
6654 and pkeymap
ret keymap
v t spos
_ =
6656 | Vdata
| Vcdata
-> v
6657 | Vend
-> error
"unexpected end of input in keymap" s spos
6658 | Vopen
("map", attrs
, closed
) ->
6659 let r, l = map_of attrs
in
6660 let kss = fromstring keys_of_string spos
"in" r [] in
6661 let lss = fromstring keys_of_string spos
"out" l [] in
6665 | ks
:: [] -> KeyMap.add ks
(KMinsrl
lss) keymap
6666 | ks
:: rest
-> KeyMap.add ks
(KMmulti
(rest
, lss)) keymap
6669 then { v with f = pkeymap
ret keymap }
6672 { v with f = skip
"map" f }
6675 error
"unexpected subelement in keymap" s spos
6677 | Vclose
"keymap" ->
6678 { v with f = ret keymap }
6680 | Vclose
_ -> error
"unexpected close in keymap" s spos
6682 and pbookmarks
path pan
anchor c bookmarks
v t spos
_ =
6684 | Vdata
| Vcdata
-> v
6685 | Vend
-> error
"unexpected end of input in bookmarks" s spos
6686 | Vopen
("item", attrs
, closed
) ->
6687 let titleent, spage
, srely
, svisy
= bookmark_of attrs
in
6688 let page = fromstring int_of_string spos
"page" spage
0
6689 and rely = fromstring float_of_string spos
"rely" srely
0.0
6690 and visy
= fromstring float_of_string spos
"visy" svisy
0.0 in
6692 (unent titleent, 0, (page, rely, visy
)) :: bookmarks
6695 then { v with f = pbookmarks
path pan
anchor c bookmarks }
6698 { v with f = skip
"item" f }
6701 error
"unexpected subelement in bookmarks" s spos
6703 | Vclose
"bookmarks" ->
6704 { v with f = doc
path pan
anchor c bookmarks }
6706 | Vclose
_ -> error
"unexpected close in bookmarks" s spos
6708 and skip tag
f v t spos
_ =
6710 | Vdata
| Vcdata
-> v
6712 error
("unexpected end of input in skipped " ^ tag
) s spos
6713 | Vopen
(tag'
, _, closed
) ->
6717 let f'
() = { v with f = skip tag
f } in
6718 { v with f = skip tag'
f'
}
6722 else error
("unexpected close in skipped " ^ tag
) s spos
6725 parse
{ f = toplevel; accu = () } s;
6731 let len = in_channel_length ic
in
6732 let s = String.create
len in
6733 really_input ic
s 0 len;
6736 | Parse_error
(msg
, s, pos
) ->
6737 let subs = subs s pos
in
6738 let s = Printf.sprintf
"%s: at %d [..%s..]" msg pos
subs in
6739 failwith
("parse error: " ^
s)
6742 failwith
("config load error: " ^ exntos exn
)
6748 let dir = Filename.concat
home ".config" in
6749 if Sys.is_directory
dir then dir else home
6752 Filename.concat
dir "llpp.conf"
6755 let confpath = ref defconfpath;;
6758 if Sys.file_exists
!confpath
6761 (try Some
(open_in_bin
!confpath)
6764 ("Error opening configuration file `" ^
!confpath ^
"': " ^
6775 ("Error loading configuration from `" ^
!confpath ^
"': " ^
6784 f (Hashtbl.create
0, defconf)
6789 let pc, pb
, px, pa
=
6792 if String.length
state.origin
= 0
6796 Hashtbl.find h (Filename.basename
key)
6797 with Not_found
-> dc, [], 0, emptyanchor
6801 state.bookmarks <- pb
;
6803 state.scrollw
<- conf.scrollbw
;
6805 then state.anchor <- pa
;
6806 cbput state.hists
.nav pa
;
6812 let add_attrs bb always
dc c =
6815 then Printf.bprintf bb
"\n %s='%b'" s a
6818 then Printf.bprintf bb
"\n %s='%d'" s a
6821 then Printf.bprintf bb
"\n %s='%s'" s (string_with_suffix_of_int a)
6824 then Printf.bprintf bb
"\n %s='%g'" s (a*.100.)
6827 then Printf.bprintf bb
"\n %s='%f'" s a
6831 Printf.bprintf bb
"\n %s='%s'" s (color_to_string a)
6835 Printf.bprintf bb
"\n %s='%s'" s (colorspace_to_string a)
6839 Printf.bprintf bb
"\n %s='%s'" s (irect_to_string a)
6843 Printf.bprintf bb
"\n %s='%s'" s (enent
a 0 (String.length
a))
6849 | Some
(_N
, _A
, _B
) ->
6850 Printf.bprintf bb
"\n %s='%u,%u,%u'" s _N _A _B
6860 else string_of_float
f
6862 Printf.bprintf bb
"\n %s='%s'" s v
6867 | Cmulti
((n, a, b), _) when n > 1 ->
6868 Printf.bprintf bb
"\n %s='%d,%d,%d'" s n a b
6869 | Csplit
(n, _) when n > 1 ->
6870 Printf.bprintf bb
"\n %s='%d'" s ~
-n
6876 | Some
c when c > 1 -> Printf.bprintf bb
"\n %s='%d'" s c
6881 Printf.bprintf bb
"\n %s='%s'" s (fitmodel_to_string a)
6883 oi
"width" c.cwinw
dc.cwinw
;
6884 oi
"height" c.cwinh
dc.cwinh
;
6885 oi
"scroll-bar-width" c.scrollbw
dc.scrollbw
;
6886 oi
"scroll-handle-height" c.scrollh
dc.scrollh
;
6887 ob "case-insensitive-search" c.icase
dc.icase
;
6888 ob "preload" c.preload dc.preload;
6889 oi
"page-bias" c.pagebias
dc.pagebias
;
6890 oi
"scroll-step" c.scrollstep
dc.scrollstep
;
6891 oi
"auto-scroll-step" c.autoscrollstep
dc.autoscrollstep
;
6892 ob "max-height-fit" c.maxhfit
dc.maxhfit
;
6893 ob "crop-hack" c.crophack
dc.crophack
;
6894 oW
"throttle" c.maxwait
dc.maxwait
;
6895 ob "highlight-links" c.hlinks
dc.hlinks
;
6896 ob "under-cursor-info" c.underinfo
dc.underinfo
;
6897 oi
"vertical-margin" c.interpagespace
dc.interpagespace
;
6898 oz
"zoom" c.zoom dc.zoom;
6899 ob "presentation" c.presentation
dc.presentation
;
6900 oi
"rotation-angle" c.angle
dc.angle
;
6901 ob "persistent-bookmarks" c.savebmarks
dc.savebmarks
;
6902 oFm
"fit-model" c.fitmodel dc.fitmodel;
6903 oI
"pixmap-cache-size" c.memlimit
dc.memlimit
;
6904 oi
"tex-count" c.texcount
dc.texcount
;
6905 oi
"slice-height" c.sliceheight
dc.sliceheight
;
6906 oi
"thumbnail-width" c.thumbw
dc.thumbw
;
6907 ob "persistent-location" c.jumpback
dc.jumpback
;
6908 oc
"background-color" c.bgcolor
dc.bgcolor
;
6909 ob "scrollbar-in-presentation" c.scrollbarinpm
dc.scrollbarinpm
;
6910 oi
"tile-width" c.tilew
dc.tilew
;
6911 oi
"tile-height" c.tileh
dc.tileh
;
6912 oI
"mupdf-store-size" c.mustoresize
dc.mustoresize
;
6913 ob "checkers" c.checkers
dc.checkers
;
6914 oi
"aalevel" c.aalevel
dc.aalevel
;
6915 ob "trim-margins" c.trimmargins
dc.trimmargins
;
6916 oR
"trim-fuzz" c.trimfuzz
dc.trimfuzz
;
6917 os
"uri-launcher" c.urilauncher
dc.urilauncher
;
6918 os
"path-launcher" c.pathlauncher
dc.pathlauncher
;
6919 oC
"color-space" c.colorspace
dc.colorspace
;
6920 ob "invert-colors" c.invert
dc.invert
;
6921 oF
"brightness" c.colorscale
dc.colorscale
;
6922 ob "redirectstderr" c.redirectstderr dc.redirectstderr;
6923 og
"ghyllscroll" c.ghyllscroll
dc.ghyllscroll
;
6924 oco
"columns" c.columns
dc.columns
;
6925 obeco
"birds-eye-columns" c.beyecolumns
dc.beyecolumns
;
6926 os
"selection-command" c.selcmd
dc.selcmd
;
6927 os
"synctex-command" c.stcmd
dc.stcmd
;
6928 ob "update-cursor" c.updatecurs
dc.updatecurs
;
6929 oi
"hint-font-size" c.hfsize
dc.hfsize
;
6930 oi
"horizontal-scroll-step" c.hscrollstep
dc.hscrollstep
;
6931 oF
"page-scroll-scale" c.pgscale dc.pgscale;
6932 ob "use-pbo" c.usepbo
dc.usepbo
;
6933 ob "wheel-scrolls-pages" c.wheelbypage
dc.wheelbypage
;
6936 let keymapsbuf always
dc c =
6937 let bb = Buffer.create
16 in
6938 let rec loop = function
6940 | (modename, h) :: rest
->
6941 let dh = findkeyhash dc modename in
6942 if always
|| h <> dh
6944 if Hashtbl.length
h > 0
6946 if Buffer.length
bb > 0
6947 then Buffer.add_char
bb '
\n'
;
6948 Printf.bprintf
bb "<keymap mode='%s'>\n" modename;
6949 Hashtbl.iter
(fun i
o ->
6950 let isdifferent = always
||
6952 let dO = Hashtbl.find dh i
in
6954 with Not_found
-> true
6959 if Wsi.withctrl
m then Buffer.add_string
bb "ctrl-";
6960 if Wsi.withalt
m then Buffer.add_string
bb "alt-";
6961 if Wsi.withshift
m then Buffer.add_string
bb "shift-";
6962 if Wsi.withmeta
m then Buffer.add_string
bb "meta-";
6963 Buffer.add_string
bb (Wsi.keyname
k);
6966 let rec loop = function
6968 | km
:: [] -> addkm km
6969 | km
:: rest
-> addkm km
; Buffer.add_char
bb ' '
; loop rest
6973 Buffer.add_string
bb "<map in='";
6977 Buffer.add_string
bb "' out='";
6979 Buffer.add_string
bb "'/>\n"
6982 Buffer.add_string
bb "' out='";
6984 Buffer.add_string
bb "'/>\n"
6986 | KMmulti
(ins, kms
) ->
6987 Buffer.add_char
bb ' '
;
6989 Buffer.add_string
bb "' out='";
6991 Buffer.add_string
bb "'/>\n"
6993 Buffer.add_string
bb "</keymap>";
7003 let uifontsize = fstate.fontsize
in
7004 let bb = Buffer.create
32768 in
7009 | Wsi.Fullscreen
-> (conf.cwinw
, conf.cwinh
)
7010 | Wsi.MaxVert
-> (w, conf.cwinh
)
7011 | Wsi.MaxHorz
-> (conf.cwinw
, h)
7013 (state.winw, state.winh
) state.winstate
7018 let dc = if conf.bedefault
then conf else dc in
7019 Buffer.add_string
bb "<llppconfig>\n";
7021 if String.length
!fontpath > 0
7023 Printf.bprintf
bb "<ui-font size='%d'><![CDATA[%s]]></ui-font>\n"
7029 Printf.bprintf
bb "<ui-font size='%d'/>\n" uifontsize
7032 Buffer.add_string
bb "<defaults ";
7033 add_attrs bb true dc dc;
7034 let kb = keymapsbuf true dc dc in
7035 if Buffer.length
kb > 0
7037 Buffer.add_string
bb ">\n";
7038 Buffer.add_buffer
bb kb;
7039 Buffer.add_string
bb "\n</defaults>\n";
7041 else Buffer.add_string
bb "/>\n";
7043 let adddoc path pan
anchor c bookmarks =
7044 if bookmarks == [] && c = dc && anchor = emptyanchor
7047 Printf.bprintf
bb "<doc path='%s'"
7048 (enent
path 0 (String.length
path));
7050 if anchor <> emptyanchor
7052 let n, rely, visy
= anchor in
7053 Printf.bprintf
bb " page='%d'" n;
7056 Printf.bprintf
bb " rely='%f'" rely
7058 if abs_float visy
> 1e-6
7060 Printf.bprintf
bb " visy='%f'" visy
7065 then Printf.bprintf
bb " pan='%d'" pan
;
7067 add_attrs bb false dc c;
7068 let kb = keymapsbuf false dc c in
7070 begin match bookmarks with
7072 if Buffer.length
kb > 0
7074 Buffer.add_string
bb ">\n";
7075 Buffer.add_buffer
bb kb;
7076 Buffer.add_string
bb "\n</doc>\n";
7078 else Buffer.add_string
bb "/>\n"
7080 Buffer.add_string
bb ">\n<bookmarks>\n";
7081 List.iter
(fun (title, _level
, (page, rely, visy
)) ->
7083 "<item title='%s' page='%d'"
7084 (enent
title 0 (String.length
title))
7089 Printf.bprintf
bb " rely='%f'" rely
7091 if abs_float visy
> 1e-6
7093 Printf.bprintf
bb " visy='%f'" visy
7095 Buffer.add_string
bb "/>\n";
7097 Buffer.add_string
bb "</bookmarks>";
7098 if Buffer.length
kb > 0
7100 Buffer.add_string
bb "\n";
7101 Buffer.add_buffer
bb kb;
7103 Buffer.add_string
bb "\n</doc>\n";
7109 match state.mode with
7110 | Birdseye
(c, pan, _, _, _) ->
7112 match conf.columns
with
7113 | Cmulti
((c, _, _), _) -> Some
c
7117 match c.columns
with
7118 | Cmulti
(c, _) -> Cmulti
(c, [||])
7119 | Csingle
_ -> Csingle
[||]
7120 | Csplit
_ -> failwith
"quit from bird's eye while split"
7122 pan, { c with beyecolumns = beyecolumns; columns
= columns
}
7123 | _ -> state.x, conf
7125 let basename = Filename.basename
7126 (if String.length
state.origin
= 0 then state.path else state.origin
)
7128 adddoc basename pan (getanchor ())
7130 let autoscrollstep =
7131 match state.autoscroll
with
7133 | None
-> conf.autoscrollstep
7135 match state.mode with
7136 | Birdseye
(bc
, _, _, _, _) ->
7139 presentation
= bc
.presentation
;
7140 interpagespace
= bc
.interpagespace
;
7141 maxwait
= bc
.maxwait
;
7142 autoscrollstep = autoscrollstep }
7143 | _ -> { conf with autoscrollstep = autoscrollstep }
7145 (if conf.savebmarks
then state.bookmarks else []);
7147 Hashtbl.iter
(fun path (c, bookmarks, x, anchor) ->
7149 then adddoc path x anchor c bookmarks
7151 Buffer.add_string
bb "</llppconfig>\n";
7154 if load1 f && Buffer.length
bb > 0
7157 let tmp = !confpath ^
".tmp" in
7158 let oc = open_out_bin
tmp in
7159 Buffer.output_buffer
oc bb;
7161 Unix.rename
tmp !confpath;
7164 ("error while saving configuration: " ^ exntos exn
)
7168 let adderrmsg src msg
=
7169 Buffer.add_string
state.errmsgs msg
;
7170 state.newerrmsgs
<- true;
7174 let adderrfmt src fmt
=
7175 Format.kprintf
(fun s -> adderrmsg src s) fmt
;
7179 let cl = splitatspace cmds
in
7181 try Scanf.sscanf
s fmt
f
7183 adderrfmt "remote exec"
7184 "error processing '%S': %s\n" cmds
(exntos exn
)
7187 | "reload" :: [] -> reload ()
7188 | "goto" :: args :: [] ->
7189 scan args "%u %f %f"
7191 let cmd, _ = state.geomcmds
in
7192 if String.length
cmd = 0
7193 then gotopagexy pageno x y
7196 gotopagexy pageno x y;
7199 state.reprf
<- f state.reprf
7201 | "goto1" :: args :: [] -> scan args "%u %f" gotopage
7202 | "rect" :: args :: [] ->
7203 scan args "%u %u %f %f %f %f"
7204 (fun pageno color x0 y0 x1 y1 ->
7205 onpagerect pageno (fun w h ->
7206 let _,w1,h1
,_ = getpagedim pageno in
7207 let sw = float w1 /. w
7208 and sh = float h1
/. h in
7212 and y1s
= y1 *. sh in
7213 let rect = (x0s,y0s
,x1s
,y0s
,x1s
,y1s
,x0s,y1s
) in
7215 state.rects <- (pageno, color, rect) :: state.rects;
7216 G.postRedisplay "rect";
7219 | "activatewin" :: [] -> Wsi.activatewin
()
7220 | "quit" :: [] -> raise Quit
7222 adderrfmt "remote command"
7223 "error processing remote command: %S\n" cmds
;
7227 let scratch = String.create
80 in
7228 let buf = Buffer.create
80 in
7231 try Some
(Unix.read fd
scratch 0 80)
7233 | Unix.Unix_error
(Unix.EAGAIN
, _, _) -> None
7234 | Unix.Unix_error
(Unix.EINTR
, _, _) -> tempfr ()
7237 match tempfr () with
7243 if Buffer.length
buf > 0
7245 let s = Buffer.contents
buf in
7255 let pos = String.index_from
scratch ppos '
\n'
in
7256 if pos >= n then -1 else pos
7257 with Not_found
-> -1
7261 Buffer.add_substring
buf scratch ppos
(nlpos-ppos
);
7262 let s = Buffer.contents
buf in
7268 Buffer.add_substring
buf scratch ppos
(n-ppos
);
7274 let remoteopen path =
7275 try Some
(Unix.openfile
path [Unix.O_NONBLOCK
; Unix.O_RDONLY
] 0o0
)
7277 adderrfmt "remoteopen" "error opening %S: %s" path (exntos exn
);
7282 let trimcachepath = ref "" in
7283 let rcmdpath = ref "" in
7286 [("-p", Arg.String
(fun s -> state.password
<- s),
7287 "<password> Set password");
7289 ("-f", Arg.String
(fun s -> Config.fontpath := s),
7290 "<path> Set path to the user interface font");
7292 ("-c", Arg.String
(fun s -> Config.confpath := s),
7293 "<path> Set path to the configuration file");
7295 ("-tcf", Arg.String
(fun s -> trimcachepath := s),
7296 "<path> Set path to the trim cache file");
7298 ("-dest", Arg.String
(fun s -> state.nameddest
<- s),
7299 "<named-destination> Set named destination");
7301 ("-wtmode", Arg.Set
wtmode, " Operate in wt mode");
7303 ("-remote", Arg.String
(fun s -> rcmdpath := s),
7304 "<path> Set path to the remote commands source");
7306 ("-origin", Arg.String
(fun s -> state.origin
<- s),
7307 "<original path> Set original path");
7309 ("-v", Arg.Unit
(fun () ->
7311 "%s\nconfiguration path: %s\n"
7315 exit
0), " Print version and exit");
7318 (fun s -> state.path <- s)
7319 ("Usage: " ^
Sys.argv
.(0) ^
" [options] some.pdf\nOptions:")
7321 if String.length
state.path = 0
7322 then (prerr_endline
"file name missing"; exit
1);
7324 if not
(Config.load ())
7325 then prerr_endline
"failed to load configuration";
7327 let globalkeyhash = findkeyhash conf "global" in
7328 let wsfd, winw, winh
= Wsi.init
(object
7330 if nogeomcmds state.geomcmds
|| platform == Posx
7333 GlClear.color (scalecolor2 conf.bgcolor
);
7334 GlClear.clear
[`
color];
7336 method display = display ()
7337 method reshape w h = reshape w h
7338 method mouse b d x y m = mouse b d x y m
7339 method motion x y = state.mpos
<- (x, y); motion x y
7340 method pmotion x y = state.mpos
<- (x, y); pmotion x y
7342 let mascm = m land (
7343 Wsi.altmask
+ Wsi.shiftmask
+ Wsi.ctrlmask
+ Wsi.metamask
7345 match state.keystate
with
7347 let km = k, mascm in
7350 let modehash = state.uioh#
modehash in
7351 try Hashtbl.find modehash km
7353 try Hashtbl.find globalkeyhash km
7354 with Not_found
-> KMinsrt
(k, m)
7356 | KMinsrt
(k, m) -> keyboard k m
7357 | KMinsrl
l -> List.iter
(fun (k, m) -> keyboard k m) l
7358 | KMmulti
(l, r) -> state.keystate
<- KSinto
(l, r)
7360 | KSinto
((k'
, m'
) :: [], insrt
) when k'
=k && m'
land mascm = m'
->
7361 List.iter
(fun (k, m) -> keyboard k m) insrt
;
7362 state.keystate
<- KSnone
7363 | KSinto
((k'
, m'
) :: keys
, insrt
) when k'
=k && m'
land mascm = m'
->
7364 state.keystate
<- KSinto
(keys
, insrt
)
7366 state.keystate
<- KSnone
7368 method enter
x y = state.mpos
<- (x, y); pmotion x y
7369 method leave = state.mpos
<- (-1, -1)
7370 method winstate wsl
= state.winstate
<- wsl
7371 method quit
= raise Quit
7372 end) conf.cwinw
conf.cwinh
(platform = Posx
) in
7377 List.exists
GlMisc.check_extension
7378 [ "GL_ARB_texture_rectangle"
7379 ; "GL_EXT_texture_recangle"
7380 ; "GL_NV_texture_rectangle" ]
7382 then (prerr_endline
"OpenGL does not suppport rectangular textures"; exit
1);
7385 match Ne.pipe () with
7387 Printf.eprintf
"pipe/crsw failed: %s" (exntos exn
);
7391 match Ne.pipe () with
7393 Printf.eprintf
"pipe/srcw failed: %s" (exntos exn
);
7403 setcheckers conf.checkers
;
7407 conf.angle
, conf.fitmodel, (conf.trimmargins
, conf.trimfuzz
),
7408 conf.texcount
, conf.sliceheight
, conf.mustoresize
, conf.colorspace
,
7409 !Config.fontpath, !trimcachepath,
7410 GlMisc.check_extension
"GL_ARB_pixel_buffer_object"
7414 state.text <- "Opening " ^
(mbtoutf8
state.path);
7416 opendoc state.path state.password
;
7419 Sys.set_signal
Sys.sighup
(Sys.Signal_handle
(fun _ -> reload ()));
7422 if String.length
!rcmdpath > 0
7423 then remoteopen !rcmdpath
7428 let rec loop deadline
=
7430 match state.errfd
with
7431 | None
-> [state.sr
; state.wsfd]
7432 | Some fd
-> [state.sr
; state.wsfd; fd
]
7437 | Some fd
-> fd
:: r
7441 state.redisplay
<- false;
7448 if deadline
= infinity
7450 else max
0.0 (deadline
-. now)
7455 try Unix.select
r [] [] timeout
7456 with Unix.Unix_error
(Unix.EINTR
, _, _) -> [], [], []
7462 if state.ghyll
== noghyll
7464 match state.autoscroll
with
7465 | Some step
when step
!= 0 ->
7466 let y = state.y + step
in
7470 else if y >= state.maxy then 0 else y
7473 if state.mode = View
7474 then state.text <- "";
7477 else deadline
+. 0.01
7482 let rec checkfds = function
7484 | fd
:: rest
when fd
= state.sr
->
7485 let cmd = readcmd state.sr
in
7489 | fd
:: rest
when fd
= state.wsfd ->
7493 | fd
:: rest
when Some fd
= !optrfd ->
7494 begin match remote fd
with
7495 | None
-> optrfd := remoteopen !rcmdpath;
7496 | opt -> optrfd := opt
7501 let s = String.create
80 in
7502 let n = tempfailureretry
(Unix.read fd
s 0) 80 in
7503 if conf.redirectstderr
7505 Buffer.add_substring
state.errmsgs
s 0 n;
7506 state.newerrmsgs
<- true;
7507 state.redisplay
<- true;
7510 prerr_string
(String.sub
s 0 n);
7518 if deadline
= infinity
7522 match state.autoscroll
with
7523 | Some step
when step
!= 0 -> deadline1
7524 | _ -> if state.ghyll
== noghyll then infinity
else deadline1