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
) 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";
902 let undertext = function
905 | Ulinkgoto
(pageno
, _
) -> Printf.sprintf
"%s: page %d" state.path
(pageno
+1)
906 | Utext s
-> "font: " ^ s
907 | Uunexpected s
-> "unexpected: " ^ s
908 | Ulaunch s
-> "launch: " ^ s
909 | Unamed s
-> "named: " ^ s
910 | Uremote
(filename
, pageno
) ->
911 Printf.sprintf
"%s: page %d" filename
(pageno
+1)
914 let updateunder x y =
915 match getunder x y with
916 | Unone
-> Wsi.setcursor
Wsi.CURSOR_INHERIT
918 if conf.underinfo
then showtext 'u'
("ri: " ^ uri
);
919 Wsi.setcursor
Wsi.CURSOR_INFO
920 | Ulinkgoto
(pageno
, _
) ->
922 then showtext 'p'
("age: " ^ string_of_int
(pageno
+1));
923 Wsi.setcursor
Wsi.CURSOR_INFO
925 if conf.underinfo
then showtext '
f'
("ont: " ^ s
);
926 Wsi.setcursor
Wsi.CURSOR_TEXT
928 if conf.underinfo
then showtext 'u'
("nexpected: " ^ s
);
929 Wsi.setcursor
Wsi.CURSOR_INHERIT
931 if conf.underinfo
then showtext 'l'
("aunch: " ^ s
);
932 Wsi.setcursor
Wsi.CURSOR_INHERIT
934 if conf.underinfo
then showtext 'n'
("amed: " ^ s
);
935 Wsi.setcursor
Wsi.CURSOR_INHERIT
936 | Uremote
(filename
, pageno
) ->
937 if conf.underinfo
then showtext 'r'
938 (Printf.sprintf
"emote: %s (%d)" filename
(pageno
+1));
939 Wsi.setcursor
Wsi.CURSOR_INFO
942 let showlinktype under
=
948 let s = undertext under
in
953 let b = Buffer.create
(String.length
s + 1) in
954 Buffer.add_string
b s;
959 let colorspace_of_string s =
960 match String.lowercase
s with
964 | _
-> failwith
"invalid colorspace"
967 let int_of_colorspace = function
973 let colorspace_of_int = function
977 | n
-> failwith
("invalid colorspace index " ^ string_of_int n
)
980 let colorspace_to_string = function
986 let fitmodel_of_string s =
987 match String.lowercase
s with
988 | "width" -> FitWidth
989 | "proportional" -> FitProportional
991 | _
-> failwith
"invalid fit model"
994 let int_of_fitmodel = function
996 | FitProportional
-> 1
1000 let fitmodel_of_int = function
1002 | 1 -> FitProportional
1004 | n
-> failwith
("invalid fit model index " ^ string_of_int n
)
1007 let fitmodel_to_string = function
1008 | FitWidth
-> "width"
1009 | FitProportional
-> "proportional"
1013 let intentry_with_suffix text key
=
1015 if key
>= 32 && key
< 127
1019 match Char.lowercase
c with
1021 let text = addchar text c in
1024 | 'k'
| 'm'
| '
g'
->
1025 let text = addchar text c in
1029 state.text <- Printf.sprintf
"invalid char (%d, `%c')" key
c;
1033 let multicolumns_to_string (n
, a
, b) =
1035 then Printf.sprintf
"%d" n
1036 else Printf.sprintf
"%d,%d,%d" n a
b;
1039 let multicolumns_of_string s =
1041 (int_of_string
s, 0, 0)
1043 Scanf.sscanf
s "%u,%u,%u" (fun n a
b ->
1045 then failwith
"subtly broken"; (n
, a
, b)
1051 let n = tempfailureretry
(Unix.read fd
s 0) 4 in
1052 if n != 4 then failwith
"incomplete read(len)";
1054 lor (Char.code
s.[0] lsl 24)
1055 lor (Char.code
s.[1] lsl 16)
1056 lor (Char.code
s.[2] lsl 8)
1057 lor (Char.code
s.[3] lsl 0)
1059 let s = String.create
len in
1060 let n = tempfailureretry
(Unix.read fd
s 0) len in
1061 if n != len then failwith
"incomplete read(data)";
1065 let btod b = if b then 1 else 0;;
1068 let b = Buffer.create
16 in
1069 Buffer.add_string
b "llll";
1072 let s = Buffer.contents
b in
1073 let n = String.length
s in
1075 (* dolog "wcmd %S" (String.sub s 4 len); *)
1076 s.[0] <- Char.chr
((len lsr 24) land 0xff);
1077 s.[1] <- Char.chr
((len lsr 16) land 0xff);
1078 s.[2] <- Char.chr
((len lsr 8) land 0xff);
1079 s.[3] <- Char.chr
(len land 0xff);
1080 let n'
= tempfailureretry
(Unix.write
state.sw
s 0) n in
1081 if n'
!= n then failwith
"write failed";
1086 let d = state.winh
- h
in
1087 max
conf.interpagespace
((d + 1) / 2)
1090 let rowyh (c, coverA
, coverB
) b n =
1091 if c = 1 || (n < coverA
|| n >= state.pagecount
- coverB
)
1093 let _, _, vy
, (_, _, h
, _) = b.(n) in
1096 let n'
= n - coverA
in
1099 let e = min
state.pagecount
(s + c) in
1100 let rec find m miny maxh
= if m
= e then miny
, maxh
else
1101 let _, _, y, (_, _, h
, _) = b.(m
) in
1102 let miny = min
miny y in
1103 let maxh = max
maxh h
in
1104 find (m
+1) miny maxh
1109 match conf.columns
with
1110 | Cmulti
((_, _, _) as cl
, b) ->
1111 if Array.length
b > 0
1113 let y, h
= rowyh cl
b (Array.length
b - 1) in
1114 y + h
+ (if conf.presentation
then calcips h
else 0)
1117 if Array.length
b > 0
1119 let (_, _, y, (_, _, h
, _)) = b.(Array.length
b - 1) in
1120 y + h
+ (if conf.presentation
then calcips h
else 0)
1123 if Array.length
b > 0
1125 let (_, _, y, (_, _, h
, _)) = b.(Array.length
b - 1) in
1130 let getpageyh pageno
=
1131 let pageno = bound pageno 0 (state.pagecount
-1) in
1132 match conf.columns
with
1134 if Array.length
b = 0
1137 let (_, _, y, (_, _, h
, _)) = b.(pageno) in
1139 if conf.presentation
1145 if Array.length
b = 0
1148 let y, h
= rowyh cl
b pageno in
1150 if conf.presentation
1156 if Array.length
b = 0
1160 let (_, _, y, (_, _, h
, _)) = b.(n) in
1164 let getpagedim pageno =
1167 | (n, _, _, _) as pdim
:: rest
->
1169 then (if n = pageno then pdim
else ppdim
)
1174 f (-1, -1, -1, -1) state.pdims
1177 let getpagey pageno = fst
(getpageyh pageno);;
1179 let nogeomcmds cmds
=
1181 | s, [] -> String.length
s = 0
1186 let ((c, coverA
, coverB
) as cl
), b =
1187 match conf.columns
with
1188 | Csingle
b -> (1, 0, 0), b
1189 | Cmulti
(c, b) -> c, b
1190 | Csplit
(_, b) -> (1, 0, 0), b
1192 if Array.length
b = 0
1195 let rec bsearch nmin nmax
=
1197 then bound nmin
0 (state.pagecount
-1)
1199 let n = (nmax
+ nmin
) / 2 in
1200 let vy, h
= rowyh cl
b n in
1202 if conf.presentation
1204 let ips = calcips h
in
1205 let y0 = vy - ips in
1206 let y1 = vy + h
+ ips in
1210 then 0, vy + h
+ conf.interpagespace
1212 let y0 = vy - conf.interpagespace
in
1213 y0, y0 + h
+ conf.interpagespace
1216 if y >= y0 && y < y1
1223 if n < state.pagecount
- coverB
1224 then ((n-coverA
)/c)*c + coverA
1231 then bsearch (n+1) nmax
1232 else bsearch nmin
(n-1)
1235 let r = bsearch 0 (state.pagecount
-1) in
1239 let layoutN ((columns
, coverA
, coverB
), b) y sh =
1240 let sh = sh - state.hscrollh
in
1241 let rec fold accu
n =
1242 if n = Array.length
b
1245 let pdimno, dx, vy, (_, w
, h
, xoff
) = b.(n) in
1248 || n = state.pagecount
- coverB
1249 || (n - coverA
) mod columns
= columns
- 1)
1255 let pagey = max
0 (y - vy) in
1256 let pagedispy = if pagey > 0 then 0 else vy - y in
1257 let pagedispx, pagex
=
1259 if n = coverA
- 1 || n = state.pagecount
- coverB
1260 then state.x + (state.winw
- state.scrollw
- w
) / 2
1261 else dx + xoff
+ state.x
1268 let vw = state.winw
- state.scrollw
- pagedispx in
1269 let pw = w
- pagex
in
1272 let pagevh = min
(h
- pagey) (sh - pagedispy) in
1273 if pagevw > 0 && pagevh > 0
1277 ; pagedimno
= pdimno
1284 ; pagedispx = pagedispx
1285 ; pagedispy = pagedispy
1297 List.rev
(fold [] (page_of_y y));
1300 let layoutS (columns
, b) y sh =
1301 let sh = sh - state.hscrollh
in
1302 let rec fold accu n =
1303 if n = Array.length
b
1306 let pdimno, px, vy, (_, pagew
, pageh
, xoff
) = b.(n) in
1313 let x = xoff
+ state.x in
1314 let pagey = max
0 (y - vy) in
1315 let pagedispy = if pagey > 0 then 0 else vy - y in
1316 let pagedispx, pagex
=
1330 let pagecolw = pagew
/columns
in
1332 if pagecolw < state.winw
1333 then pagedispx + ((state.winw
- state.scrollw
- pagecolw) / 2)
1337 let vw = state.winw
- pagedispx - state.scrollw
in
1338 let pw = pagew
- pagex
in
1341 let pagevw = min
pagevw pagecolw in
1342 let pagevh = min
(pageh
- pagey) (sh - pagedispy) in
1343 if pagevw > 0 && pagevh > 0
1346 { pageno = n/columns
1347 ; pagedimno
= pdimno
1354 ; pagedispx = pagedispx
1355 ; pagedispy = pagedispy
1356 ; pagecol
= n mod columns
1367 List.rev
(fold [] 0)
1371 if nogeomcmds state.geomcmds
1373 match conf.columns
with
1374 | Csingle
b -> layoutN ((1, 0, 0), b) y sh
1375 | Cmulti
c -> layoutN c y sh
1376 | Csplit
s -> layoutS s y sh
1381 let y = state.y + incr
in
1383 let y = min
y (state.maxy
- (if conf.maxhfit
then state.winh
else 0)) in
1388 let tilex = l
.pagex
mod conf.tilew
in
1389 let tiley = l
.pagey mod conf.tileh
in
1391 let col = l
.pagex
/ conf.tilew
in
1392 let row = l
.pagey / conf.tileh
in
1394 let rec rowloop row y0 dispy h
=
1398 let dh = conf.tileh
- y0 in
1399 let dh = min h
dh in
1400 let rec colloop col x0 dispx w
=
1404 let dw = conf.tilew
- x0 in
1405 let dw = min w
dw in
1407 f col row dispx dispy
x0 y0 dw dh;
1408 colloop (col+1) 0 (dispx
+dw) (w
-dw)
1411 colloop col tilex l
.pagedispx l
.pagevw;
1412 rowloop (row+1) 0 (dispy
+dh) (h
-dh)
1415 if l
.pagevw > 0 && l
.pagevh > 0
1416 then rowloop row tiley l
.pagedispy l
.pagevh;
1419 let gettileopaque l
col row =
1421 l
.pageno, state.gen
, conf.colorspace
, conf.angle
, l
.pagew
, l
.pageh
, col, row
1423 try Some
(Hashtbl.find state.tilemap
key)
1424 with Not_found
-> None
1427 let puttileopaque l
col row gen colorspace angle opaque size elapsed
=
1428 let key = l
.pageno, gen
, colorspace
, angle
, l
.pagew
, l
.pageh
, col, row in
1429 Hashtbl.add
state.tilemap
key (opaque
, size
, elapsed
)
1432 let drawtiles l color
=
1434 let f col row x y tilex tiley w h
=
1435 match gettileopaque l
col row with
1436 | Some
(opaque
, _, t
) ->
1437 let params = x, y, w
, h
, tilex, tiley in
1441 GlFunc.blend_func `zero `one_minus_src_color
;
1443 drawtile
params opaque
;
1445 then Gl.disable `blend
;
1448 let s = Printf.sprintf
1452 let w = measurestr
fstate.fontsize
s in
1453 GlMisc.push_attrib
[`current
];
1454 GlDraw.color
(0.0, 0.0, 0.0);
1456 (float (x-2), float (y-2))
1457 (float (x+2) +. w, float (y + fstate.fontsize
+ 2));
1458 GlDraw.color
(1.0, 1.0, 1.0);
1459 drawstring fstate.fontsize
x (y + fstate.fontsize
- 1) s;
1460 GlMisc.pop_attrib
();
1465 let lw = state.winw
- state.scrollw
- x in
1468 let lh = state.winh
- y in
1471 begin match state.texid
with
1473 Gl.enable `texture_2d
;
1474 GlTex.bind_texture `texture_2d id
;
1477 and x1 = float (x+w)
1478 and y1 = float (y+h
) in
1480 let tw = float w /. 16.0
1481 and th
= float h
/. 16.0 in
1482 let tx0 = float tilex /. 16.0
1483 and ty0
= float tiley /. 16.0 in
1485 and ty1
= ty0
+. th
in
1486 GlDraw.begins `quads
;
1487 GlTex.coord2
(tx0, ty0
); GlDraw.vertex2
(x0, y0);
1488 GlTex.coord2
(tx0, ty1
); GlDraw.vertex2
(x0, y1);
1489 GlTex.coord2
(tx1, ty1
); GlDraw.vertex2
(x1, y1);
1490 GlTex.coord2
(tx1, ty0
); GlDraw.vertex2
(x1, y0);
1493 Gl.disable `texture_2d
;
1495 GlDraw.color
(1.0, 1.0, 1.0);
1498 (float (x+w), float (y+h
));
1500 if w > 128 && h
> fstate.fontsize
+ 10
1502 GlDraw.color
(0.0, 0.0, 0.0);
1505 then (col*conf.tilew
, row*conf.tileh
)
1508 drawstring2 fstate.fontsize
x y "Loading %d [%d,%d]" l
.pageno c r;
1515 let pagevisible layout n = List.exists
(fun l
-> l
.pageno = n) layout;;
1517 let tilevisible1 l
x y =
1519 and ax1
= l
.pagex
+ l
.pagevw
1521 and ay1
= l
.pagey + l
.pagevh in
1525 let bx1 = min
(bx0 + conf.tilew
) l
.pagew
1526 and by1
= min
(by0
+ conf.tileh
) l
.pageh
in
1528 let rx0 = max
ax0 bx0
1529 and ry0
= max ay0 by0
1530 and rx1
= min ax1
bx1
1531 and ry1
= min ay1 by1
in
1533 let nonemptyintersection = rx1
> rx0 && ry1
> ry0
in
1534 nonemptyintersection
1537 let tilevisible layout n x y =
1538 let rec findpageinlayout m
= function
1539 | l
:: rest
when l
.pageno = n ->
1540 tilevisible1 l
x y || (
1541 match conf.columns
with
1542 | Csplit
(c, _) when c > m
-> findpageinlayout (m
+1) rest
1545 | _ :: rest
-> findpageinlayout 0 rest
1548 findpageinlayout 0 layout;
1551 let tileready l
x y =
1552 tilevisible1 l
x y &&
1553 gettileopaque l
(x/conf.tilew
) (y/conf.tileh
) != None
1556 let tilepage n p
layout =
1557 let rec loop = function
1561 let f col row _ _ _ _ _ _ =
1562 if state.currently
= Idle
1564 match gettileopaque l
col row with
1567 let x = col*conf.tilew
1568 and y = row*conf.tileh
in
1570 let w = l
.pagew
- x in
1574 let h = l
.pageh
- y in
1579 then getpbo
w h conf.colorspace
1582 wcmd "tile %s %d %d %d %d %s" p
x y w h pbo;
1585 l
, p
, conf.colorspace
, conf.angle
, state.gen
, col, row,
1586 conf.tilew
, conf.tileh
1595 if nogeomcmds state.geomcmds
1599 let preloadlayout y =
1600 let y = if y < state.winh
then 0 else y - state.winh
in
1601 let h = state.winh
*3 in
1606 let rec loop pages
=
1607 if state.currently
!= Idle
1612 begin match getopaque l
.pageno with
1614 wcmd "page %d %d" l
.pageno l
.pagedimno
;
1615 state.currently
<- Loading
(l
, state.gen
);
1617 tilepage l
.pageno opaque pages
;
1622 if nogeomcmds state.geomcmds
1628 if conf.preload && state.currently
= Idle
1629 then load (preloadlayout state.y);
1632 let layoutready layout =
1633 let rec fold all ls
=
1634 all
&& match ls
with
1636 let seen = ref false in
1637 let allvisible = ref true in
1638 let foo col row _ _ _ _ _ _ =
1640 allvisible := !allvisible &&
1641 begin match gettileopaque l
col row with
1647 fold (!seen && !allvisible) rest
1650 let alltilesvisible = fold true layout in
1655 let y = bound y 0 state.maxy
in
1656 let y, layout, proceed
=
1657 match conf.maxwait
with
1658 | Some time
when state.ghyll
== noghyll ->
1659 begin match state.throttle
with
1661 let layout = layout y state.winh
in
1662 let ready = layoutready layout in
1666 state.throttle
<- Some
(layout, y, now ());
1668 else G.postRedisplay "gotoy showall (None)";
1670 | Some
(_, _, started
) ->
1671 let dt = now () -. started
in
1674 state.throttle
<- None
;
1675 let layout = layout y state.winh
in
1677 G.postRedisplay "maxwait";
1684 let layout = layout y state.winh
in
1685 if not
!wtmode || layoutready layout
1686 then G.postRedisplay "gotoy ready";
1692 state.layout <- layout;
1693 begin match state.mode
with
1694 | LinkNav
(Ltexact
(pageno, linkno
)) ->
1695 let rec loop = function
1697 state.mode
<- LinkNav
(Ltgendir
0)
1698 | l
:: _ when l
.pageno = pageno ->
1699 begin match getopaque pageno with
1701 state.mode
<- LinkNav
(Ltgendir
0)
1703 let x0, y0, x1, y1 = getlinkrect opaque linkno
in
1704 if not
(x0 >= l
.pagex
&& x1 <= l
.pagex
+ l
.pagevw
1705 && y0 >= l
.pagey && y1 <= l
.pagey + l
.pagevh)
1706 then state.mode
<- LinkNav
(Ltgendir
0)
1708 | _ :: rest
-> loop rest
1713 begin match state.mode
with
1714 | Birdseye
(conf, leftx
, pageno, hooverpageno
, anchor
) ->
1715 if not
(pagevisible layout pageno)
1717 match state.layout with
1720 state.mode
<- Birdseye
(
1721 conf, leftx
, l
.pageno, hooverpageno
, anchor
1724 | LinkNav
(Ltgendir dir
as lt
) ->
1726 let rec loop = function
1729 match getopaque l
.pageno with
1735 then LDfirstvisible
(l
.pagex
, l
.pagey, dir
)
1737 if dir
> 0 then LDfirst
else LDlast
1743 | Lnotfound
-> loop rest
1745 showlinktype (getlink opaque
n);
1746 Ltexact
(l
.pageno, n)
1750 state.mode
<- LinkNav
linknav
1755 state.ghyll
<- noghyll;
1758 let mx, my
= state.mpos
in
1763 let conttiling pageno opaque
=
1764 tilepage pageno opaque
1765 (if conf.preload then preloadlayout state.y else state.layout)
1768 let gotoy_and_clear_text y =
1769 if not
conf.verbose
then state.text <- "";
1775 let coloff = l
.pagecol
* l
.pageh
in
1776 float (l
.pagey + coloff) /. float l
.pageh
1783 if conf.presentation
1784 then float l
.pagedispy /. float (calcips l
.pageh
)
1785 else float l
.pagedispy /. float conf.interpagespace
1787 (l
.pageno, top, dtop)
1791 match state.layout with
1792 | l
:: _ -> getanchor1 l
1794 let n = page_of_y state.y in
1798 let y, h = getpageyh n in
1799 let dy = y - state.y in
1801 if conf.presentation
1803 let ips = calcips h in
1804 float (dy + ips) /. float ips
1806 float dy /. float conf.interpagespace
1811 let getanchory (n, top, dtop) =
1812 let y, h = getpageyh n in
1813 if conf.presentation
1815 let ips = calcips h in
1816 y + truncate
(top*.float h -. dtop*.float ips) + ips;
1818 y + truncate
(top*.float h -. dtop*.float conf.interpagespace
)
1821 let gotoanchor anchor
=
1822 gotoy (getanchory anchor
);
1826 cbput state.hists
.nav
(getanchor ());
1830 let anchor = cbgetc state.hists
.nav dir
in
1835 let scroll f n a
b =
1836 (* http://devmaster.net/forums/topic/9796-ease-in-ease-out-algorithm/ *)
1838 let s x = 3.0*.x**2.0 -. 2.0*.x**3.0 in
1840 then s (float f /. float a
)
1843 then 1.0 -. s ((float (f-b) /. float (n-b)))
1850 http://integrals.wolfram.com/index.jsp?expr=3x%5E2-2x%5E3&random=false *)
1851 let iv x = -.((-.2.0 +. x)*.x**3.0)/.2.0 in
1853 let ins = float a
*. iv1
1854 and outs
= float (n-b) *. iv1 in
1856 ins +. outs
+. float ones
1858 let rec set (_N
, _A
, _B
) y sy
=
1859 let sum = summa
1.0 _N _A _B
in
1860 let dy = float (y - sy
) in
1864 then state.ghyll
<- noghyll
1867 let s = scroll n _N _A _B
in
1868 let y1 = y1 +. ((s *. dy) /. sum) in
1869 gotoy_and_clear_text (truncate
y1);
1870 state.ghyll
<- gf (n+1) y1;
1874 | Some
y'
-> set (_N
/2, 1, 1) y'
state.y
1876 gf 0 (float state.y)
1879 match conf.ghyllscroll
with
1881 gotoy_and_clear_text y
1883 if state.ghyll
== noghyll
1884 then set nab
y state.y
1885 else state.ghyll
(Some
y)
1888 let gotopage n top =
1889 let y, h = getpageyh n in
1890 let y = y + (truncate
(top *. float h)) in
1894 let gotopage1 n top =
1895 let y = getpagey n in
1900 let invalidate s f =
1905 match state.geomcmds
with
1906 | ps
, [] when String.length ps
= 0 ->
1908 state.geomcmds
<- s, [];
1911 state.geomcmds
<- ps
, [s, f];
1913 | ps
, (s'
, _) :: rest
when s'
= s ->
1914 state.geomcmds
<- ps
, ((s, f) :: rest
);
1917 state.geomcmds
<- ps
, ((s, f) :: cmds
);
1921 Hashtbl.iter
(fun _ opaque
->
1922 wcmd "freepage %s" opaque
;
1924 Hashtbl.clear
state.pagemap
;
1928 if not
(Queue.is_empty
state.tilelru
)
1930 Queue.iter
(fun (k
, p
, s) ->
1931 wcmd "freetile %s" p
;
1932 state.memused
<- state.memused
- s;
1933 Hashtbl.remove
state.tilemap k
;
1935 state.uioh#infochanged Memused
;
1936 Queue.clear
state.tilelru
;
1941 let opendoc path password
=
1943 state.password
<- password
;
1944 state.gen
<- state.gen
+ 1;
1945 state.docinfo
<- [];
1948 setaalevel
conf.aalevel
;
1950 if String.length
state.origin
= 0
1954 Wsi.settitle
("llpp " ^
(mbtoutf8
(Filename.basename
titlepath)));
1955 wcmd "open %d %s\000%s\000" (btod !wtmode) path password
;
1956 invalidate "reqlayout"
1958 wcmd "reqlayout %d %d %f %s\000"
1959 conf.angle
(int_of_fitmodel conf.fitmodel
) conf.zoom
state.nameddest
;
1964 state.anchor <- getanchor ();
1965 opendoc state.path
state.password
;
1969 let c = c *. conf.colorscale
in
1973 let scalecolor2 (r, g, b) =
1974 (r *. conf.colorscale
, g *. conf.colorscale
, b *. conf.colorscale
);
1977 let docolumns = function
1979 let a = Array.make
state.pagecount
(-1, -1, -1, (-1, -1, -1, -1)) in
1980 let rec loop pageno pdimno pdim
y ph pdims
=
1981 if pageno = state.pagecount
1984 let pdimno, ((_, w, h, xoff
) as pdim
), pdims
=
1986 | ((pageno'
, _, _, _) as pdim
) :: rest
when pageno'
= pageno ->
1987 pdimno+1, pdim
, rest
1991 let x = max
0 (((state.winw
- state.scrollw
- w) / 2) - xoff
) in
1993 (if conf.presentation
1994 then (if pageno = 0 then calcips h else calcips ph
+ calcips h)
1995 else (if pageno = 0 then 0 else conf.interpagespace
)
1998 a.(pageno) <- (pdimno, x, y, pdim
);
1999 loop (pageno+1) pdimno pdim
(y + h) h pdims
2001 loop 0 ~
-1 (-1,-1,-1,-1) 0 0 state.pdims
;
2002 conf.columns
<- Csingle
a;
2004 | Cmulti
((columns
, coverA
, coverB
), _) ->
2005 let a = Array.make
state.pagecount
(-1, -1, -1, (-1, -1, -1, -1)) in
2006 let rec loop pageno pdimno pdim
x y rowh pdims
=
2007 let rec fixrow m
= if m
= pageno then () else
2008 let (pdimno, x, y, ((_, _, h, _) as pdim
)) = a.(m
) in
2011 let y = y + (rowh
- h) / 2 in
2012 a.(m
) <- (pdimno, x, y, pdim
);
2016 if pageno = state.pagecount
2017 then fixrow (((pageno - 1) / columns
) * columns
)
2019 let pdimno, ((_, w, h, xoff
) as pdim
), pdims
=
2021 | ((pageno'
, _, _, _) as pdim
) :: rest
when pageno'
= pageno ->
2022 pdimno+1, pdim
, rest
2027 if pageno = coverA
- 1 || pageno = state.pagecount
- coverB
2029 let x = (state.winw
- state.scrollw
- w) / 2 in
2031 if conf.presentation
then calcips h else conf.interpagespace
in
2032 x, y + ips + rowh
, h
2035 if (pageno - coverA
) mod columns
= 0
2037 let x = max
0 (state.winw
- state.scrollw
- state.w) / 2 in
2039 if conf.presentation
2041 let ips = calcips h in
2042 y + (if pageno = 0 then 0 else calcips rowh
+ ips)
2044 y + (if pageno = 0 then 0 else conf.interpagespace
)
2048 else x, y, max rowh
h
2052 if pageno > 1 && (pageno - coverA
) mod columns
= 0
2055 if pageno = columns
&& conf.presentation
2057 let ips = calcips rowh
in
2058 for i
= 0 to pred columns
2060 let (pdimno, x, y, pdim
) = a.(i
) in
2061 a.(i
) <- (pdimno, x, y+ips, pdim
)
2067 fixrow (pageno - columns
);
2072 a.(pageno) <- (pdimno, x, y, pdim
);
2073 let x = x + w + xoff
*2 + conf.interpagespace
in
2074 loop (pageno+1) pdimno pdim
x y rowh' pdims
2076 loop 0 ~
-1 (-1,-1,-1,-1) 0 0 0 state.pdims
;
2077 conf.columns
<- Cmulti
((columns
, coverA
, coverB
), a);
2080 let a = Array.make
(state.pagecount
*c) (-1, -1, -1, (-1, -1, -1, -1)) in
2081 let rec loop pageno pdimno pdim
y pdims
=
2082 if pageno = state.pagecount
2085 let pdimno, ((_, w, h, _) as pdim
), pdims
=
2087 | ((pageno'
, _, _, _) as pdim
) :: rest
when pageno'
= pageno ->
2088 pdimno+1, pdim
, rest
2093 let rec loop1 n x y =
2094 if n = c then y else (
2095 a.(pageno*c + n) <- (pdimno, x, y, pdim
);
2096 loop1 (n+1) (x+cw) (y + h + conf.interpagespace
)
2099 let y = loop1 0 0 y in
2100 loop (pageno+1) pdimno pdim
y pdims
2102 loop 0 ~
-1 (-1,-1,-1,-1) 0 state.pdims
;
2103 conf.columns
<- Csplit
(c, a);
2107 docolumns conf.columns
;
2108 state.maxy
<- calcheight ();
2110 if state.x = 0 && state.w <= state.winw
- state.scrollw
2114 if state.reprf
== noreprf
2116 match state.mode
with
2117 | Birdseye
(_, _, pageno, _, _) ->
2118 let y, h = getpageyh pageno in
2119 let top = (state.winh
- h) / 2 in
2120 gotoy (max
0 (y - top))
2121 | _ -> gotoanchor state.anchor
2125 state.reprf
<- noreprf;
2130 GlDraw.viewport
0 0 w h;
2131 let firsttime = state.geomcmds
== firstgeomcmds in
2132 if not
firsttime && nogeomcmds state.geomcmds
2133 then state.anchor <- getanchor ();
2136 let w = truncate
(float w *. conf.zoom
) - state.scrollw
in
2139 setfontsize fstate.fontsize
;
2140 GlMat.mode `modelview
;
2141 GlMat.load_identity
();
2143 GlMat.mode `projection
;
2144 GlMat.load_identity
();
2145 GlMat.rotate ~
x:1.0 ~angle
:180.0 ();
2146 GlMat.translate ~
x:~
-.1.0 ~
y:~
-.1.0 ();
2147 GlMat.scale3
(2.0 /. float state.winw
, 2.0 /. float state.winh
, 1.0);
2152 else float state.x /. float state.w
2154 invalidate "geometry"
2158 then state.x <- truncate
(relx *. float w);
2160 match conf.columns
with
2162 | Cmulti
((c, _, _), _) -> (w - (c-1)*conf.interpagespace
) / c
2163 | Csplit
(c, _) -> w * c
2165 wcmd "geometry %d %d %f" w (h - 2*conf.interpagespace
) conf.zoom
);
2169 let len = String.length
state.text in
2172 match state.mode
with
2175 let h, _, _ = state.uioh#scrollpw
in
2181 (x, float (state.winh
- (fstate.fontsize
+ 4) - hscrollh))
2182 (x+.w, float (state.winh
- hscrollh))
2185 let w = float (state.winw
- state.scrollw
- 1) in
2186 if state.progress
>= 0.0 && state.progress
< 1.0
2188 GlDraw.color
(0.3, 0.3, 0.3);
2189 let w1 = w *. state.progress
in
2191 GlDraw.color
(0.0, 0.0, 0.0);
2195 GlDraw.color
(0.0, 0.0, 0.0);
2199 GlDraw.color
(1.0, 1.0, 1.0);
2200 drawstring fstate.fontsize
2201 (if len > 0 then 8 else 2) (state.winh
- hscrollh - 5) s;
2204 match state.mode
with
2205 | Textentry
((prefix
, text, _, _, _, _), _) ->
2209 Printf.sprintf
"%s%s_ [%s]" prefix
text state.text
2211 Printf.sprintf
"%s%s_" prefix
text
2220 if not
(istextentry state.mode
) && state.uioh#eformsgs
2222 let s1 = "(press 'e' to review error messasges)" in
2223 if String.length
s > 0 then s ^
" " ^
s1 else s1
2228 if String.length
s > 0
2233 let len = Queue.length
state.tilelru
in
2235 match state.throttle
with
2238 then preloadlayout state.y
2240 | Some
(layout, _, _) ->
2244 if state.memused
<= conf.memlimit
2249 let (k
, p
, s) as lruitem
= Queue.pop
state.tilelru
in
2250 let n, gen
, colorspace
, angle
, pagew
, pageh
, col, row = k
in
2251 let (_, pw, ph
, _) = getpagedim n in
2254 && colorspace
= conf.colorspace
2255 && angle
= conf.angle
2259 let x = col*conf.tilew
2260 and y = row*conf.tileh
in
2261 tilevisible (Lazy.force_val
layout) n x y
2263 then Queue.push lruitem
state.tilelru
2266 wcmd "freetile %s" p
;
2267 state.memused
<- state.memused
- s;
2268 state.uioh#infochanged Memused
;
2269 Hashtbl.remove
state.tilemap k
;
2277 let logcurrently = function
2278 | Idle
-> dolog
"Idle"
2279 | Loading
(l
, gen
) ->
2280 dolog
"Loading %d gen=%d curgen=%d" l
.pageno gen
state.gen
2281 | Tiling
(l
, pageopaque
, colorspace
, angle
, gen
, col, row, tilew
, tileh
) ->
2283 "Tiling %d[%d,%d] page=%s cs=%s angle"
2284 l
.pageno col row pageopaque
2285 (colorspace_to_string colorspace
)
2287 dolog
"gen=(%d,%d) (%d,%d) tile=(%d,%d) (%d,%d)"
2288 angle gen
conf.angle
state.gen
2290 conf.tilew
conf.tileh
2297 let r = Str.regexp
" " in
2298 fun s -> Str.bounded_split
r s 2;
2301 let onpagerect pageno f =
2303 match conf.columns
with
2304 | Cmulti
(_, b) -> b
2306 | Csplit
(_, b) -> b
2308 if pageno >= 0 && pageno < Array.length
b
2310 let (pdimno, _, _, (_, _, _, _)) = b.(pageno) in
2311 let r = getpdimrect
pdimno in
2312 f (r.(1)-.r.(0)) (r.(3)-.r.(2))
2315 let gotopagexy1 pageno x y =
2316 onpagerect pageno (fun w h ->
2318 let _,w1,_,leftx
= getpagedim pageno in
2319 let wh = state.winh
- state.hscrollh in
2320 let sw = float w1 /. w in
2322 let x = leftx
+ state.x + truncate
x in
2324 if x < 0 || x >= state.winw
- state.scrollw
2328 let py, h = getpageyh pageno in
2329 let pdy = truncate
(top *. float h) in
2330 let y'
= py + pdy in
2331 let dy = y'
- state.y in
2333 if x != state.x || not
(dy > 0 && dy < wh)
2335 if conf.presentation
2337 if abs
(py - y'
) > wh
2344 if state.x != sx || state.y != sy
2349 let ww = state.winw
- state.scrollw
in
2351 and qy
= pdy / wh in
2353 and y = py + qy
* wh in
2354 let x = if -x + ww > w1 then -(w1-ww) else x
2355 and y'
= if y + wh > state.maxy
then state.maxy
- wh else y in
2357 if conf.presentation
2359 if abs
(py - y'
) > wh
2370 if x = 0 && state.w <= state.winw
- state.scrollw
2374 gotoy_and_clear_text y;
2376 else gotoy_and_clear_text state.y;
2380 let gotopagexy pageno x y =
2381 match state.mode
with
2382 | Birdseye
_ -> gotopage pageno 0.0
2383 | _ -> gotopagexy1 pageno x y
2387 (* dolog "%S" cmds; *)
2388 let cl = splitatspace cmds
in
2390 try Scanf.sscanf
s fmt
f
2392 dolog
"error processing '%S': %s" cmds
(exntos exn
);
2397 state.uioh#infochanged Pdim
;
2400 | "clearrects" :: [] ->
2401 state.rects
<- state.rects1
;
2402 G.postRedisplay "clearrects";
2404 | "continue" :: args :: [] ->
2405 let n = scan args "%u" (fun n -> n) in
2406 state.pagecount
<- n;
2407 begin match state.currently
with
2409 state.currently
<- Idle
;
2410 state.outlines
<- Array.of_list
(List.rev l
)
2414 let cur, cmds
= state.geomcmds
in
2415 if String.length
cur = 0
2416 then failwith
"umpossible";
2418 begin match List.rev cmds
with
2420 state.geomcmds
<- "", [];
2424 state.geomcmds
<- s, List.rev rest
;
2426 if conf.maxwait
= None
&& not
!wtmode
2427 then G.postRedisplay "continue";
2429 | "title" :: args :: [] ->
2432 | "msg" :: args :: [] ->
2435 | "vmsg" :: args :: [] ->
2437 then showtext ' '
args
2439 | "emsg" :: args :: [] ->
2440 Buffer.add_string
state.errmsgs
args;
2441 state.newerrmsgs
<- true;
2442 G.postRedisplay "error message"
2444 | "progress" :: args :: [] ->
2445 let progress, text =
2448 f, String.sub
args pos
(String.length
args - pos
))
2451 state.progress <- progress;
2452 G.postRedisplay "progress"
2454 | "firstmatch" :: args :: [] ->
2455 let pageno, c, x0, y0, x1, y1, x2
, y2
, x3
, y3
=
2456 scan args "%u %d %f %f %f %f %f %f %f %f"
2457 (fun p
c x0 y0 x1 y1 x2 y2 x3 y3
->
2458 (p
, c, x0, y0, x1, y1, x2
, y2
, x3
, y3
))
2460 let y = (getpagey pageno) + truncate
y0 in
2463 state.rects1
<- [pageno, c, (x0, y0, x1, y1, x2
, y2
, x3
, y3
)]
2465 | "match" :: args :: [] ->
2466 let pageno, c, x0, y0, x1, y1, x2
, y2
, x3
, y3
=
2467 scan args "%u %d %f %f %f %f %f %f %f %f"
2468 (fun p
c x0 y0 x1 y1 x2 y2 x3 y3
->
2469 (p
, c, x0, y0, x1, y1, x2
, y2
, x3
, y3
))
2472 (pageno, c, (x0, y0, x1, y1, x2
, y2
, x3
, y3
)) :: state.rects1
2474 | "page" :: args :: [] ->
2475 let pageopaque, t
= scan args "%s %f" (fun p t
-> p
, t
) in
2476 begin match state.currently
with
2477 | Loading
(l
, gen
) ->
2478 vlog "page %d took %f sec" l
.pageno t
;
2479 Hashtbl.replace
state.pagemap
(l
.pageno, gen
) pageopaque;
2480 begin match state.throttle
with
2482 let preloadedpages =
2484 then preloadlayout state.y
2489 List.fold_left
(fun s l
-> IntSet.add l
.pageno s)
2490 IntSet.empty
preloadedpages
2493 Hashtbl.fold (fun ((pageno, _) as key) opaque
accu ->
2494 if not
(IntSet.mem
pageno set)
2496 wcmd "freepage %s" opaque
;
2502 List.iter
(Hashtbl.remove
state.pagemap
) evictedpages;
2505 state.currently
<- Idle
;
2508 tilepage l
.pageno pageopaque state.layout;
2510 load preloadedpages;
2511 if pagevisible state.layout l
.pageno
2512 && layoutready state.layout
2513 then G.postRedisplay "page";
2516 | Some
(layout, _, _) ->
2517 state.currently
<- Idle
;
2518 tilepage l
.pageno pageopaque layout;
2523 dolog
"Inconsistent loading state";
2524 logcurrently state.currently
;
2528 | "tile" :: args :: [] ->
2529 let (x, y, opaque
, size
, t
) =
2530 scan args "%u %u %s %u %f"
2531 (fun x y p size t
-> (x, y, p
, size
, t
))
2533 begin match state.currently
with
2534 | Tiling
(l
, pageopaque, cs
, angle
, gen
, col, row, tilew
, tileh
) ->
2535 vlog "tile %d [%d,%d] took %f sec" l
.pageno col row t
;
2538 if tilew
!= conf.tilew
|| tileh
!= conf.tileh
2540 wcmd "freetile %s" opaque
;
2541 state.currently
<- Idle
;
2545 puttileopaque l
col row gen cs angle opaque size t
;
2546 state.memused
<- state.memused
+ size
;
2547 state.uioh#infochanged Memused
;
2549 Queue.push
((l
.pageno, gen
, cs
, angle
, l
.pagew
, l
.pageh
, col, row),
2550 opaque
, size
) state.tilelru
;
2553 match state.throttle
with
2554 | None
-> state.layout
2555 | Some
(layout, _, _) -> layout
2558 state.currently
<- Idle
;
2560 && conf.colorspace
= cs
2561 && conf.angle
= angle
2562 && tilevisible layout l
.pageno x y
2563 then conttiling l
.pageno pageopaque;
2565 begin match state.throttle
with
2567 preload state.layout;
2569 && conf.colorspace
= cs
2570 && conf.angle
= angle
2571 && tilevisible state.layout l
.pageno x y
2572 && (not
!wtmode || layoutready state.layout)
2573 then G.postRedisplay "tile nothrottle";
2575 | Some
(layout, y, _) ->
2576 let ready = layoutready layout in
2580 state.layout <- layout;
2581 state.throttle
<- None
;
2582 G.postRedisplay "throttle";
2589 dolog
"Inconsistent tiling state";
2590 logcurrently state.currently
;
2594 | "pdim" :: args :: [] ->
2596 scan args "%u %u %u %u" (fun n w h x -> n, w, h, x)
2598 state.uioh#infochanged Pdim
;
2599 state.pdims
<- pdim :: state.pdims
2601 | "o" :: args :: [] ->
2602 let (l
, n, t
, h, pos
) =
2603 scan args "%u %u %d %u %n"
2604 (fun l
n t
h pos
-> l
, n, t
, h, pos
)
2606 let s = String.sub
args pos
(String.length
args - pos
) in
2607 let outline = (s, l
, (n, float t
/. float h, 0.0)) in
2608 begin match state.currently
with
2609 | Outlining outlines
->
2610 state.currently
<- Outlining
(outline :: outlines
)
2612 state.currently
<- Outlining
[outline]
2614 dolog
"invalid outlining state";
2615 logcurrently currently
2618 | "a" :: args :: [] ->
2620 scan args "%u %d %d" (fun n l t
-> n, l
, t
)
2622 state.reprf
<- (fun () -> gotopagexy n (float l
) (float t
))
2624 | "info" :: args :: [] ->
2625 state.docinfo
<- (1, args) :: state.docinfo
2627 | "infoend" :: [] ->
2628 state.uioh#infochanged Docinfo
;
2629 state.docinfo
<- List.rev
state.docinfo
2632 failwith
(Printf.sprintf
"unknown cmd `%S'" cmds
)
2637 let action = function
2638 | HCprev
-> cbget cb ~
-1
2639 | HCnext
-> cbget cb
1
2640 | HCfirst
-> cbget cb ~
-(cb
.rc)
2641 | HClast
-> cbget cb
(cb
.len - 1 - cb
.rc)
2642 and cancel
() = cb
.rc <- rc
2646 let search pattern forward
=
2647 if String.length pattern
> 0
2650 match state.layout with
2653 l
.pageno, (l
.pagey + if forward
then 0 else 0*l
.pagevh)
2655 wcmd "search %d %d %d %d,%s\000"
2656 (btod conf.icase
) pn py (btod forward
) pattern
;
2659 let intentry text key =
2661 if key >= 32 && key < 127
2667 let text = addchar text c in
2671 state.text <- Printf.sprintf
"invalid char (%d, `%c')" key c;
2675 let linknentry text key =
2677 if key >= 32 && key < 127
2683 let text = addchar text c in
2687 state.text <- Printf.sprintf
"invalid char (%d, `%c')" key c;
2692 if String.length
s > 0
2695 let l = String.length
s in
2696 let rec loop pos
n = if pos
= l then n else
2697 let m = Char.code
s.[pos
] - (if pos
= 0 && l > 1 then 96 else 97) in
2698 loop (pos
+1) (n*26 + m)
2701 let rec loop n = function
2704 match getopaque l.pageno with
2705 | None
-> loop n rest
2707 let m = getlinkcount opaque
in
2710 let under = getlink opaque
n in
2713 else loop (n-m) rest
2715 loop n state.layout;
2719 let textentry text key =
2720 if key land 0xff00 = 0xff00
2722 else TEcont
(text ^ toutf8
key)
2725 let reqlayout angle fitmodel
=
2726 match state.throttle
with
2728 if nogeomcmds state.geomcmds
2729 then state.anchor <- getanchor ();
2730 conf.angle
<- angle
mod 360;
2733 match state.mode
with
2734 | LinkNav
_ -> state.mode
<- View
2737 conf.fitmodel
<- fitmodel
;
2738 invalidate "reqlayout"
2740 wcmd "reqlayout %d %d %f"
2741 conf.angle
(int_of_fitmodel fitmodel
) conf.zoom
);
2745 let settrim trimmargins trimfuzz
=
2746 if nogeomcmds state.geomcmds
2747 then state.anchor <- getanchor ();
2748 conf.trimmargins
<- trimmargins
;
2749 conf.trimfuzz
<- trimfuzz
;
2750 let x0, y0, x1, y1 = trimfuzz
in
2751 invalidate "settrim"
2753 wcmd "settrim %d %d %d %d %d" (btod conf.trimmargins
) x0 y0 x1 y1);
2758 match state.throttle
with
2760 let zoom = max
0.0001 zoom in
2761 if zoom <> conf.zoom
2763 state.prevzoom
<- conf.zoom;
2765 reshape state.winw
state.winh
;
2766 state.text <- Printf.sprintf
"zoom is now %-5.2f" (zoom *. 100.0);
2769 | Some
(layout, y, started
) ->
2771 match conf.maxwait
with
2775 let dt = now () -. started
in
2783 let setcolumns mode columns coverA coverB
=
2784 state.prevcolumns
<- Some
(conf.columns
, conf.zoom);
2788 then showtext '
!'
"split mode doesn't work in bird's eye"
2790 conf.columns
<- Csplit
(-columns
, [||]);
2798 conf.columns
<- Csingle
[||];
2803 conf.columns
<- Cmulti
((columns
, coverA
, coverB
), [||]);
2807 reshape state.winw
state.winh
;
2810 let enterbirdseye () =
2811 let zoom = float conf.thumbw
/. float state.winw
in
2812 let birdseyepageno =
2813 let cy = state.winh
/ 2 in
2817 let rec fold best
= function
2820 let d = cy - (l.pagedispy + l.pagevh/2)
2821 and dbest
= cy - (best
.pagedispy + best
.pagevh/2) in
2822 if abs
d < abs dbest
2829 state.mode
<- Birdseye
(
2830 { conf with zoom = conf.zoom }, state.x, birdseyepageno, -1, getanchor ()
2833 conf.presentation
<- false;
2834 conf.interpagespace
<- 10;
2835 conf.hlinks
<- false;
2837 state.mstate
<- Mnone
;
2838 conf.maxwait
<- None
;
2840 match conf.beyecolumns
with
2843 Cmulti
((c, 0, 0), [||])
2844 | None
-> Csingle
[||]
2846 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
2849 state.text <- Printf.sprintf
"birds eye mode on (zoom %3.1f%%)"
2854 reshape state.winw
state.winh
;
2857 let leavebirdseye (c, leftx
, pageno, _, anchor) goback
=
2859 conf.zoom <- c.zoom;
2860 conf.presentation
<- c.presentation
;
2861 conf.interpagespace
<- c.interpagespace
;
2862 conf.maxwait
<- c.maxwait
;
2863 conf.hlinks
<- c.hlinks
;
2864 conf.beyecolumns
<- (
2865 match conf.columns
with
2866 | Cmulti
((c, _, _), _) -> Some
c
2868 | Csplit
_ -> failwith
"leaving bird's eye split mode"
2871 match c.columns
with
2872 | Cmulti
(c, _) -> Cmulti
(c, [||])
2873 | Csingle
_ -> Csingle
[||]
2874 | Csplit
(c, _) -> Csplit
(c, [||])
2879 state.text <- Printf.sprintf
"birds eye mode off (zoom %3.1f%%)"
2882 reshape state.winw
state.winh
;
2883 state.anchor <- if goback
then anchor else (pageno, 0.0, 1.0);
2886 let togglebirdseye () =
2887 match state.mode
with
2888 | Birdseye vals
-> leavebirdseye vals
true
2889 | View
-> enterbirdseye ()
2893 let upbirdseye incr
(conf, leftx
, pageno, hooverpageno
, anchor) =
2894 let pageno = max
0 (pageno - incr
) in
2895 let rec loop = function
2896 | [] -> gotopage1 pageno 0
2897 | l :: _ when l.pageno = pageno ->
2898 if l.pagedispy >= 0 && l.pagey = 0
2899 then G.postRedisplay "upbirdseye"
2900 else gotopage1 pageno 0
2901 | _ :: rest
-> loop rest
2904 state.mode
<- Birdseye
(conf, leftx
, pageno, hooverpageno
, anchor)
2907 let downbirdseye incr
(conf, leftx
, pageno, hooverpageno
, anchor) =
2908 let pageno = min
(state.pagecount
- 1) (pageno + incr
) in
2909 state.mode
<- Birdseye
(conf, leftx
, pageno, hooverpageno
, anchor);
2910 let rec loop = function
2912 let y, h = getpageyh pageno in
2913 let dy = (y - state.y) - (state.winh
- h - conf.interpagespace
) in
2915 | l :: _ when l.pageno = pageno ->
2916 if l.pagevh != l.pageh
2917 then gotoy (clamp (l.pageh
- l.pagevh + conf.interpagespace
))
2918 else G.postRedisplay "downbirdseye"
2919 | _ :: rest
-> loop rest
2924 let optentry mode
_ key =
2925 let btos b = if b then "on" else "off" in
2926 if key >= 32 && key < 127
2928 let c = Char.chr
key in
2932 try conf.scrollstep
<- int_of_string
s with exc
->
2933 state.text <- Printf.sprintf
"bad integer `%s': %s" s (exntos exc
)
2935 TEswitch
("scroll step: ", "", None
, intentry, ondone, true)
2940 conf.autoscrollstep
<- int_of_string
s;
2941 if state.autoscroll
<> None
2942 then state.autoscroll
<- Some
conf.autoscrollstep
2944 state.text <- Printf.sprintf
"bad integer `%s': %s" s (exntos exc
)
2946 TEswitch
("auto scroll step: ", "", None
, intentry, ondone, true)
2951 let n, a, b = multicolumns_of_string s in
2952 setcolumns mode
n a b;
2954 state.text <- Printf.sprintf
"bad columns `%s': %s" s (exntos exc
)
2956 TEswitch
("columns: ", "", None
, textentry, ondone, true)
2961 let zoom = float (int_of_string
s) /. 100.0 in
2964 state.text <- Printf.sprintf
"bad integer `%s': %s" s (exntos exc
)
2966 TEswitch
("zoom: ", "", None
, intentry, ondone, true)
2971 conf.thumbw
<- bound (int_of_string
s) 2 4096;
2973 Printf.sprintf
"thumbnail width is set to %d" conf.thumbw
;
2974 begin match mode
with
2976 leavebirdseye beye
false;
2981 state.text <- Printf.sprintf
"bad integer `%s': %s" s (exntos exc
)
2983 TEswitch
("thumbnail width: ", "", None
, intentry, ondone, true)
2988 Some
(int_of_string
s)
2990 state.text <- Printf.sprintf
"bad integer `%s': %s"
2994 | Some angle
-> reqlayout angle
conf.fitmodel
2997 TEswitch
("rotation: ", "", None
, intentry, ondone, true)
3000 conf.icase
<- not
conf.icase
;
3001 TEdone
("case insensitive search " ^
(btos conf.icase
))
3004 conf.preload <- not
conf.preload;
3006 TEdone
("preload " ^
(btos conf.preload))
3009 conf.verbose
<- not
conf.verbose
;
3010 TEdone
("verbose " ^
(btos conf.verbose
))
3013 conf.debug
<- not
conf.debug
;
3014 TEdone
("debug " ^
(btos conf.debug
))
3017 conf.maxhfit
<- not
conf.maxhfit
;
3018 state.maxy
<- calcheight ();
3019 TEdone
("maxhfit " ^
(btos conf.maxhfit
))
3022 conf.crophack
<- not
conf.crophack
;
3023 TEdone
("crophack " ^
btos conf.crophack
)
3027 match conf.maxwait
with
3029 conf.maxwait
<- Some infinity
;
3030 "always wait for page to complete"
3032 conf.maxwait
<- None
;
3033 "show placeholder if page is not ready"
3038 conf.underinfo
<- not
conf.underinfo
;
3039 TEdone
("underinfo " ^
btos conf.underinfo
)
3042 conf.savebmarks
<- not
conf.savebmarks
;
3043 TEdone
("persistent bookmarks " ^
btos conf.savebmarks
)
3049 match state.layout with
3054 conf.interpagespace
<- int_of_string
s;
3055 docolumns conf.columns
;
3056 state.maxy
<- calcheight ();
3057 let y = getpagey pageno in
3060 state.text <- Printf.sprintf
"bad integer `%s': %s" s (exntos exc
)
3062 TEswitch
("vertical margin: ", "", None
, intentry, ondone, true)
3066 match conf.fitmodel
with
3067 | FitProportional
-> FitWidth
3068 | _ -> FitProportional
3070 reqlayout conf.angle
fm;
3071 TEdone
("proportional display " ^
btos (fm == FitProportional
))
3074 settrim (not
conf.trimmargins
) conf.trimfuzz
;
3075 TEdone
("trim margins " ^
btos conf.trimmargins
)
3078 conf.invert
<- not
conf.invert
;
3079 TEdone
("invert colors " ^
btos conf.invert
)
3083 cbput state.hists
.sel
s;
3086 TEswitch
("selection command: ", "", Some
(onhist state.hists
.sel
),
3087 textentry, ondone, true)
3090 state.text <- Printf.sprintf
"bad option %d `%c'" key c;
3096 class type lvsource
= object
3097 method getitemcount
: int
3098 method getitem
: int -> (string * int)
3099 method hasaction
: int -> bool
3108 method getactive
: int
3109 method getfirst
: int
3110 method getqsearch
: string
3111 method setqsearch
: string -> unit
3115 class virtual lvsourcebase
= object
3116 val mutable m_active
= 0
3117 val mutable m_first
= 0
3118 val mutable m_qsearch
= ""
3119 val mutable m_pan
= 0
3120 method getactive
= m_active
3121 method getfirst
= m_first
3122 method getqsearch
= m_qsearch
3123 method getpan
= m_pan
3124 method setqsearch
s = m_qsearch
<- s
3127 let withoutlastutf8 s =
3128 let len = String.length
s in
3136 let b = Char.code
s.[pos
] in
3137 if b land 0b11000000 = 0b11000000
3142 if Char.code
s.[len-1] land 0x80 = 0
3146 String.sub
s 0 first;
3149 let textentrykeyboard
3150 key _mask
((c, text, opthist
, onkey
, ondone, cancelonempty
), onleave
) =
3152 if key >= 0xffb0 && key <= 0xffb9
3153 then key - 0xffb0 + 48 else key
3156 state.mode
<- Textentry
(te
, onleave
);
3159 G.postRedisplay "textentrykeyboard enttext";
3161 let histaction cmd
=
3164 | Some
(action, _) ->
3165 state.mode
<- Textentry
(
3166 (c, action cmd
, opthist
, onkey
, ondone, cancelonempty
), onleave
3168 G.postRedisplay "textentry histaction"
3171 | 0xff08 -> (* backspace *)
3172 let s = withoutlastutf8 text in
3173 let len = String.length
s in
3174 if cancelonempty
&& len = 0
3177 G.postRedisplay "textentrykeyboard after cancel";
3180 enttext (c, s, opthist
, onkey
, ondone, cancelonempty
)
3183 | 0xff0d | 0xff8d -> (* (kp) enter *)
3186 G.postRedisplay "textentrykeyboard after confirm"
3188 | 0xff52 | 0xff97 -> histaction HCprev
(* (kp) up *)
3189 | 0xff54 | 0xff99 -> histaction HCnext
(* (kp) down *)
3190 | 0xff50 | 0xff95 -> histaction HCfirst
(* (kp) home) *)
3191 | 0xff57 | 0xff9c -> histaction HClast
(* (kp) end *)
3193 | 0xff1b -> (* escape*)
3194 if String.length
text = 0
3196 begin match opthist
with
3198 | Some
(_, onhistcancel
) -> onhistcancel
()
3202 G.postRedisplay "textentrykeyboard after cancel2"
3205 enttext (c, "", opthist
, onkey
, ondone, cancelonempty
)
3208 | 0xff9f | 0xffff -> () (* delete *)
3211 && key land 0xff00 != 0xff00 (* keyboard *)
3212 && key land 0xfe00 != 0xfe00 (* xkb *)
3213 && key land 0xfd00 != 0xfd00 (* 3270 *)
3215 begin match onkey
text key with
3219 G.postRedisplay "textentrykeyboard after confirm2";
3222 enttext (c, text, opthist
, onkey
, ondone, cancelonempty
);
3226 G.postRedisplay "textentrykeyboard after cancel3"
3229 state.mode
<- Textentry
(te
, onleave
);
3230 G.postRedisplay "textentrykeyboard switch";
3234 vlog "unhandled key %s" (Wsi.keyname
key)
3237 let firstof first active
=
3238 if first > active
|| abs
(first - active
) > fstate.maxrows
- 1
3239 then max
0 (active
- (fstate.maxrows
/2))
3243 let calcfirst first active
=
3246 let rows = active
- first in
3247 if rows > fstate.maxrows
then active
- fstate.maxrows
else first
3251 let scrollph y maxy
=
3252 let sh = (float (maxy
+ state.winh
) /. float state.winh
) in
3253 let sh = float state.winh
/. sh in
3254 let sh = max
sh (float conf.scrollh
) in
3259 else float y /. float maxy
3261 let position = (float state.winh
-. sh) *. percent in
3264 if position +. sh > float state.winh
3265 then float state.winh
-. sh
3271 let coe s = (s :> uioh
);;
3273 class listview ~
(source
:lvsource
) ~trusted ~modehash
=
3275 val m_pan
= source#getpan
3276 val m_first
= source#getfirst
3277 val m_active
= source#getactive
3278 val m_qsearch
= source#getqsearch
3279 val m_prev_uioh
= state.uioh
3281 method private elemunder
y =
3282 let n = y / (fstate.fontsize
+1) in
3283 if m_first
+ n < source#getitemcount
3285 if source#hasaction
(m_first
+ n)
3286 then Some
(m_first
+ n)
3293 GlFunc.blend_func `src_alpha `one_minus_src_alpha
;
3294 GlDraw.color
(0., 0., 0.) ~alpha
:0.85;
3295 GlDraw.rect (0., 0.) (float state.winw
, float state.winh
);
3296 GlDraw.color
(1., 1., 1.);
3297 Gl.enable `texture_2d
;
3298 let fs = fstate.fontsize
in
3300 let ww = fstate.wwidth
in
3301 let tabw = 30.0*.ww in
3302 let itemcount = source#getitemcount
in
3304 if (row - m_first
) > fstate.maxrows
3307 if row >= 0 && row < itemcount
3309 let (s, level
) = source#getitem
row in
3310 let y = (row - m_first
) * nfs in
3311 let x = 5.0 +. float (level
+ m_pan
) *. ww in
3314 Gl.disable `texture_2d
;
3315 GlDraw.polygon_mode `both `line
;
3316 let alpha = if source#hasaction
row then 0.9 else 0.3 in
3317 GlDraw.color
(1., 1., 1.) ~
alpha;
3318 GlDraw.rect (1., float (y + 1))
3319 (float (state.winw
- conf.scrollbw
- 1), float (y + fs + 3));
3320 GlDraw.polygon_mode `both `fill
;
3321 GlDraw.color
(1., 1., 1.);
3322 Gl.enable `texture_2d
;
3325 let drawtabularstring s =
3326 let drawstr x s = drawstring1 fs (truncate
x) (y+nfs) s in
3329 let tabpos = try String.index
s '
\t'
with Not_found
-> -1 in
3332 let len = String.length
s - tabpos - 1 in
3333 let s1 = String.sub
s 0 tabpos
3334 and s2
= String.sub
s (tabpos + 1) len in
3335 let nx = drawstr x s1 in
3337 let x = x +. (max
tabw sw) in
3344 let _ = drawtabularstring s in
3351 Gl.disable `texture_2d
;
3353 method updownlevel incr
=
3354 let len = source#getitemcount
in
3356 if m_active
>= 0 && m_active
< len
3357 then snd
(source#getitem m_active
)
3361 if i
= len then i
-1 else if i
= -1 then 0 else
3362 let _, l = source#getitem i
in
3363 if l != curlevel then i
else flow (i
+incr
)
3365 let active = flow m_active
in
3366 let first = calcfirst m_first
active in
3367 G.postRedisplay "outline updownlevel";
3368 {< m_active
= active; m_first
= first >}
3370 method private key1
key mask
=
3371 let set1 active first qsearch
=
3372 coe {< m_active
= active; m_first
= first; m_qsearch
= qsearch
>}
3374 let search active pattern incr
=
3375 let active = if active = -1 then m_first
else active in
3378 if n >= 0 && n < source#getitemcount
3380 let s, _ = source#getitem
n in
3382 (try ignore
(Str.search_forward
re s 0); true
3383 with Not_found
-> false)
3385 else loop (n + incr
)
3392 let re = Str.regexp_case_fold pattern
in
3398 let itemcount = source#getitemcount
in
3399 let find start incr
=
3401 if i
= -1 || i
= itemcount
3404 if source#hasaction i
3406 else find (i
+ incr
)
3411 let set active first =
3412 let first = bound first 0 (itemcount - fstate.maxrows
) in
3414 coe {< m_active
= active; m_first
= first; m_qsearch
= "" >}
3417 let isvisible first n = n >= first && n - first <= fstate.maxrows
in
3419 let incr1 = if incr
> 0 then 1 else -1 in
3420 if isvisible m_first m_active
3423 let next = m_active
+ incr
in
3425 if next < 0 || next >= itemcount
3427 else find next incr1
3429 if next = -1 || abs
(m_active
- next) > fstate.maxrows
3435 let first = m_first
+ incr
in
3436 let first = bound first 0 (itemcount - 1) in
3438 let next = m_active
+ incr
in
3439 let next = bound next 0 (itemcount - 1) in
3442 let active = if next = -1 then m_active
else next in
3445 let first = min
next m_first
in
3447 if abs
(next - first) > fstate.maxrows
3453 let first = m_first
+ incr
in
3454 let first = bound first 0 (itemcount - 1) in
3456 let next = m_active
+ incr
in
3457 let next = bound next 0 (itemcount - 1) in
3458 let next = find next incr1 in
3460 if next = -1 || abs
(m_active
- first) > fstate.maxrows
3462 let active = if m_active
= -1 then next else m_active
in
3467 if isvisible first active
3473 G.postRedisplay "listview navigate";
3477 | (0x72|0x73) when Wsi.withctrl mask
-> (* ctrl-r/ctlr-s *)
3478 let incr = if key = 0x72 then -1 else 1 in
3480 match search (m_active
+ incr) m_qsearch
incr with
3482 state.text <- m_qsearch ^
" [not found]";
3485 state.text <- m_qsearch
;
3486 active, firstof m_first
active
3488 G.postRedisplay "listview ctrl-r/s";
3489 set1 active first m_qsearch
;
3491 | 0xff08 -> (* backspace *)
3492 if String.length m_qsearch
= 0
3495 let qsearch = withoutlastutf8 m_qsearch
in
3496 let len = String.length
qsearch in
3500 G.postRedisplay "listview empty qsearch";
3501 set1 m_active m_first
"";
3505 match search m_active
qsearch ~
-1 with
3507 state.text <- qsearch ^
" [not found]";
3510 state.text <- qsearch;
3511 active, firstof m_first
active
3513 G.postRedisplay "listview backspace qsearch";
3514 set1 active first qsearch
3517 | key when (key != 0 && key land 0xff00 != 0xff00) ->
3518 let pattern = m_qsearch ^ toutf8
key in
3520 match search m_active
pattern 1 with
3522 state.text <- pattern ^
" [not found]";
3525 state.text <- pattern;
3526 active, firstof m_first
active
3528 G.postRedisplay "listview qsearch add";
3529 set1 active first pattern;
3531 | 0xff1b -> (* escape *)
3533 if String.length m_qsearch
= 0
3535 G.postRedisplay "list view escape";
3538 source#exit
(coe self
) true m_active m_first m_pan m_qsearch
3540 | None
-> m_prev_uioh
3545 G.postRedisplay "list view kill qsearch";
3546 source#setqsearch
"";
3547 coe {< m_qsearch
= "" >}
3550 | 0xff0d | 0xff8d -> (* (kp) enter *)
3552 let self = {< m_qsearch
= "" >} in
3553 source#setqsearch
"";
3555 G.postRedisplay "listview enter";
3556 if m_active
>= 0 && m_active
< source#getitemcount
3558 source#exit
(coe self) false m_active m_first m_pan
"";
3561 source#exit
(coe self) true m_active m_first m_pan
"";
3564 begin match opt with
3565 | None
-> m_prev_uioh
3569 | 0xff9f | 0xffff -> (* (kp) delete *)
3572 | 0xff52 | 0xff97 -> navigate ~
-1 (* (kp) up *)
3573 | 0xff54 | 0xff99 -> navigate 1 (* (kp) down *)
3574 | 0xff55 | 0xff9a -> navigate ~
-(fstate.maxrows
) (* (kp) prior *)
3575 | 0xff56 | 0xff9b -> navigate fstate.maxrows
(* (kp) next *)
3577 | 0xff53 | 0xff98 -> (* (kp) right *)
3579 G.postRedisplay "listview right";
3580 coe {< m_pan
= m_pan
- 1 >}
3582 | 0xff51 | 0xff96 -> (* (kp) left *)
3584 G.postRedisplay "listview left";
3585 coe {< m_pan
= m_pan
+ 1 >}
3587 | 0xff50 | 0xff95 -> (* (kp) home *)
3588 let active = find 0 1 in
3589 G.postRedisplay "listview home";
3592 | 0xff57 | 0xff9c -> (* (kp) end *)
3593 let first = max
0 (itemcount - fstate.maxrows
) in
3594 let active = find (itemcount - 1) ~
-1 in
3595 G.postRedisplay "listview end";
3598 | key when (key = 0 || key land 0xff00 = 0xff00) ->
3602 dolog
"listview unknown key %#x" key; coe self
3604 method key key mask
=
3605 match state.mode
with
3606 | Textentry te
-> textentrykeyboard key mask te
; coe self
3607 | _ -> self#key1
key mask
3609 method button button down
x y _ =
3612 | 1 when x > state.winw
- conf.scrollbw
->
3613 G.postRedisplay "listview scroll";
3616 let _, position, sh = self#
scrollph in
3617 if y > truncate
position && y < truncate
(position +. sh)
3619 state.mstate
<- Mscrolly
;
3623 let s = float (max
0 (y - conf.scrollh
)) /. float state.winh
in
3624 let first = truncate
(s *. float source#getitemcount
) in
3625 let first = min source#getitemcount
first in
3626 Some
(coe {< m_first
= first; m_active
= first >})
3628 state.mstate
<- Mnone
;
3631 | 1 when not down
->
3632 begin match self#elemunder
y with
3634 G.postRedisplay "listview click";
3636 (coe {< m_active
= n >}) false n m_first m_pan m_qsearch
3640 | n when (n == 4 || n == 5) && not down
->
3641 let len = source#getitemcount
in
3643 if n = 5 && m_first
+ fstate.maxrows
>= len
3647 let first = m_first
+ (if n == 4 then -1 else 1) in
3648 bound first 0 (len - 1)
3650 G.postRedisplay "listview wheel";
3651 Some
(coe {< m_first
= first >})
3652 | n when (n = 6 || n = 7) && not down
->
3653 let inc = m_first
+ (if n = 7 then -1 else 1) in
3654 G.postRedisplay "listview hwheel";
3655 Some
(coe {< m_pan
= m_pan
+ inc >})
3660 | None
-> m_prev_uioh
3664 match state.mstate
with
3666 let s = float (max
0 (y - conf.scrollh
)) /. float state.winh
in
3667 let first = truncate
(s *. float source#getitemcount
) in
3668 let first = min source#getitemcount
first in
3669 G.postRedisplay "listview motion";
3670 coe {< m_first
= first; m_active
= first >}
3673 method pmotion
x y =
3674 if x < state.winw
- conf.scrollbw
3677 match self#elemunder
y with
3678 | None
-> Wsi.setcursor
Wsi.CURSOR_INHERIT
; m_active
3679 | Some
n -> Wsi.setcursor
Wsi.CURSOR_INFO
; n
3683 then (G.postRedisplay "listview pmotion"; {< m_active
= n >})
3688 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
3692 method infochanged
_ = ()
3694 method scrollpw
= (0, 0.0, 0.0)
3696 let nfs = fstate.fontsize
+ 1 in
3697 let y = m_first
* nfs in
3698 let itemcount = source#getitemcount
in
3699 let maxi = max
0 (itemcount - fstate.maxrows
) in
3700 let maxy = maxi * nfs in
3701 let p, h = scrollph y maxy in
3704 method modehash
= modehash
3705 method eformsgs
= false
3708 class outlinelistview ~source
=
3711 ~source
:(source
:> lvsource
)
3713 ~modehash
:(findkeyhash conf "outline")
3716 method key key mask
=
3717 let calcfirst first active =
3720 let rows = active - first in
3722 if String.length
state.text = 0
3724 else fstate.maxrows - 2
3726 if rows > maxrows then active - maxrows else first
3730 let active = m_active
+ incr in
3731 let active = bound active 0 (source#getitemcount
- 1) in
3732 let first = calcfirst m_first
active in
3733 G.postRedisplay "outline navigate";
3734 coe {< m_active
= active; m_first
= first >}
3736 let ctrl = Wsi.withctrl mask
in
3738 | 110 when ctrl -> (* ctrl-n *)
3739 source#narrow m_qsearch
;
3740 G.postRedisplay "outline ctrl-n";
3741 coe {< m_first
= 0; m_active
= 0 >}
3743 | 117 when ctrl -> (* ctrl-u *)
3745 G.postRedisplay "outline ctrl-u";
3747 coe {< m_first
= 0; m_active
= 0 >}
3749 | 108 when ctrl -> (* ctrl-l *)
3750 let first = max
0 (m_active
- (fstate.maxrows / 2)) in
3751 G.postRedisplay "outline ctrl-l";
3752 coe {< m_first
= first >}
3754 | 0xff9f | 0xffff -> (* (kp) delete *)
3755 source#remove m_active
;
3756 G.postRedisplay "outline delete";
3757 let active = max
0 (m_active
-1) in
3758 coe {< m_first
= firstof m_first
active;
3759 m_active
= active >}
3761 | 0xff52 | 0xff97 -> navigate ~
-1 (* (kp) up *)
3762 | 0xff54 | 0xff99 -> navigate 1 (* (kp) down *)
3763 | 0xff55 | 0xff9a -> (* (kp) prior *)
3764 navigate ~
-(fstate.maxrows)
3765 | 0xff56 | 0xff9b -> (* (kp) next *)
3766 navigate fstate.maxrows
3768 | 0xff53 | 0xff98 -> (* [ctrl-] (kp) right *)
3772 G.postRedisplay "outline ctrl right";
3773 {< m_pan
= m_pan
+ 1 >}
3775 else self#updownlevel
1
3779 | 0xff51 | 0xff96 -> (* [ctrl-] (kp) left *)
3783 G.postRedisplay "outline ctrl left";
3784 {< m_pan
= m_pan
- 1 >}
3786 else self#updownlevel ~
-1
3790 | 0xff50 | 0xff95 -> (* (kp) home *)
3791 G.postRedisplay "outline home";
3792 coe {< m_first
= 0; m_active
= 0 >}
3794 | 0xff57 | 0xff9c -> (* (kp) end *)
3795 let active = source#getitemcount
- 1 in
3796 let first = max
0 (active - fstate.maxrows) in
3797 G.postRedisplay "outline end";
3798 coe {< m_active
= active; m_first
= first >}
3800 | _ -> super#
key key mask
3803 let outlinesource usebookmarks
=
3806 inherit lvsourcebase
3807 val mutable m_items
= empty
3808 val mutable m_orig_items
= empty
3809 val mutable m_prev_items
= empty
3810 val mutable m_narrow_pattern
= ""
3811 val mutable m_hadremovals
= false
3813 method getitemcount
=
3814 Array.length m_items
+ (if m_hadremovals
then 1 else 0)
3817 if n == Array.length m_items
&& m_hadremovals
3819 ("[Confirm removal]", 0)
3821 let s, n, _ = m_items
.(n) in
3824 method exit ~uioh ~cancel ~
active ~
first ~pan ~
qsearch =
3825 ignore
(uioh
, first, qsearch);
3826 let confrimremoval = m_hadremovals
&& active = Array.length m_items
in
3828 if String.length m_narrow_pattern
= 0
3834 if not
confrimremoval
3836 let _, _, anchor = m_items
.(active) in
3837 gotoghyll (getanchory anchor);
3841 state.bookmarks
<- Array.to_list m_items
;
3842 m_orig_items
<- m_items
;
3845 else m_items
<- items;
3849 method hasaction
_ = true
3852 if Array.length m_items
!= Array.length m_orig_items
3853 then "Narrowed to " ^ m_narrow_pattern ^
" (ctrl-u to restore)"
3856 method narrow
pattern =
3857 let reopt = try Some
(Str.regexp_case_fold
pattern) with _ -> None
in
3861 let rec loop accu n =
3864 m_narrow_pattern
<- pattern;
3865 m_items
<- Array.of_list
accu
3868 let (s, _, _) as o = m_items
.(n) in
3870 if (try ignore
(Str.search_forward
re s 0); true
3871 with Not_found
-> false)
3877 loop [] (Array.length m_items
- 1)
3882 then Array.of_list
state.bookmarks
3885 m_items
<- m_orig_items
3890 if m >= 0 && m < Array.length m_items
3892 m_hadremovals
<- true;
3893 m_items
<- Array.init
(Array.length m_items
- 1) (fun n ->
3894 let n = if n >= m then n+1 else n in
3899 method reset
anchor items =
3900 m_hadremovals
<- false;
3901 if m_orig_items
== empty || m_prev_items
!= items
3903 m_orig_items
<- items;
3904 if String.length m_narrow_pattern
= 0
3905 then m_items
<- items;
3907 m_prev_items
<- items;
3908 let rely = getanchory anchor in
3910 let rec loop n best bestd
=
3911 if n = Array.length m_items
3914 let (_, _, anchor) = m_items
.(n) in
3915 let orely = getanchory anchor in
3916 let d = abs
(orely - rely) in
3919 else loop (n+1) best bestd
3924 m_first
<- firstof m_first
active
3928 let enterselector usebookmarks
=
3929 let source = outlinesource usebookmarks
in
3933 then Array.of_list
state.bookmarks
3936 if Array.length
outlines = 0
3938 showtext ' ' errmsg
;
3941 state.text <- source#greetmsg
;
3942 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
3943 let anchor = getanchor () in
3944 source#reset
anchor outlines;
3945 state.uioh
<- coe (new outlinelistview ~
source);
3946 G.postRedisplay "enter selector";
3950 let enteroutlinemode =
3951 let f = enterselector false in
3952 fun ()-> f "Document has no outline";
3955 let enterbookmarkmode =
3956 let f = enterselector true in
3957 fun () -> f "Document has no bookmarks (yet)";
3960 let color_of_string s =
3961 Scanf.sscanf
s "%d/%d/%d" (fun r g b ->
3962 (float r /. 256.0, float g /. 256.0, float b /. 256.0)
3966 let color_to_string (r, g, b) =
3967 let r = truncate
(r *. 256.0)
3968 and g = truncate
(g *. 256.0)
3969 and b = truncate
(b *. 256.0) in
3970 Printf.sprintf
"%d/%d/%d" r g b
3973 let irect_of_string s =
3974 Scanf.sscanf
s "%d/%d/%d/%d" (fun x0 y0 x1 y1 -> (x0,y0,x1,y1))
3977 let irect_to_string (x0,y0,x1,y1) =
3978 Printf.sprintf
"%d/%d/%d/%d" x0 y0 x1 y1
3981 let makecheckers () =
3982 (* Based on lablGL-1.04/LablGlut/examples/lablGL/checker.ml which had
3984 converted by Issac Trotts. July 25, 2002 *)
3985 let image = GlPix.create `ubyte ~format
:`luminance ~width
:2 ~height
:2 in
3986 Raw.sets_string
(GlPix.to_raw
image) ~pos
:0 "\255\200\200\255";
3987 let id = GlTex.gen_texture
() in
3988 GlTex.bind_texture `texture_2d
id;
3989 GlPix.store
(`unpack_alignment
1);
3990 GlTex.image2d
image;
3991 List.iter
(GlTex.parameter ~target
:`texture_2d
)
3992 [ `mag_filter `nearest
; `min_filter `nearest
];
3996 let setcheckers enabled
=
3997 match state.texid
with
3999 if enabled
then state.texid
<- Some
(makecheckers ())
4004 GlTex.delete_texture texid
;
4005 state.texid
<- None
;
4009 let int_of_string_with_suffix s =
4010 let l = String.length
s in
4014 let suffix = Char.lowercase
s.[l-1] in
4016 | 'k'
-> String.sub
s 0 (l-1), 10
4017 | '
m'
-> String.sub
s 0 (l-1), 20
4018 | '
g'
-> String.sub
s 0 (l-1), 30
4022 let n = int_of_string
s1 in
4023 let m = n lsl shift
in
4025 then raise
(Failure
"value too large")
4029 let string_with_suffix_of_int n =
4034 if n land ((1 lsl 30) - 1) = 0
4037 if n land ((1 lsl 20) - 1) = 0
4040 if n land ((1 lsl 10) - 1) = 0
4047 let h = n mod 1000 in
4050 then string_of_int
h ^
s
4052 let s = Printf.sprintf
"_%03d%s" h s in
4059 let defghyllscroll = (40, 8, 32);;
4060 let ghyllscroll_of_string s =
4061 let (n, a, b) as nab
=
4064 else Scanf.sscanf
s "%u,%u,%u" (fun n a b -> n, a, b)
4066 if n <= a || n <= b || a >= b
4067 then failwith
"invalid ghyll N,A,B (N <= A, A < B, N <= B)";
4071 let ghyllscroll_to_string ((n, a, b) as nab
) =
4072 if nab
= defghyllscroll
4074 else Printf.sprintf
"%d,%d,%d" n a b;
4077 let describe_location () =
4078 let fn = page_of_y state.y in
4079 let ln = page_of_y (state.y + state.winh
- state.hscrollh - 1) in
4080 let maxy = state.maxy - (if conf.maxhfit
then state.winh
else 0) in
4084 else (100. *. (float state.y /. float maxy))
4088 Printf.sprintf
"page %d of %d [%.2f%%]"
4089 (fn+1) state.pagecount
percent
4092 "pages %d-%d of %d [%.2f%%]"
4093 (fn+1) (ln+1) state.pagecount
percent
4096 let setpresentationmode v
=
4097 let n = page_of_y state.y in
4098 state.anchor <- (n, 0.0, 1.0);
4099 conf.presentation
<- v
;
4100 if conf.presentation
4102 if not
conf.scrollbarinpm
4103 then state.scrollw
<- 0;
4105 else state.scrollw
<- conf.scrollbw
;
4110 let btos b = if b then "\xe2\x88\x9a" else "" in
4111 let showextended = ref false in
4112 let leave mode
= function
4113 | Confirm
-> state.mode
<- mode
4114 | Cancel
-> state.mode
<- mode
in
4117 val mutable m_first_time
= true
4118 val mutable m_l
= []
4119 val mutable m_a
= [||]
4120 val mutable m_prev_uioh
= nouioh
4121 val mutable m_prev_mode
= View
4123 inherit lvsourcebase
4125 method reset prev_mode prev_uioh
=
4126 m_a
<- Array.of_list
(List.rev m_l
);
4128 m_prev_mode
<- prev_mode
;
4129 m_prev_uioh
<- prev_uioh
;
4133 if n >= Array.length m_a
4137 | _, _, _, Action
_ -> m_active
<- n
4141 m_first_time
<- false;
4144 method int name get
set =
4146 (name
, `
int get
, 1, Action
(
4149 try set (int_of_string
s)
4151 state.text <- Printf.sprintf
"bad integer `%s': %s"
4155 let te = name ^
": ", "", None
, intentry, ondone, true in
4156 state.mode
<- Textentry
(te, leave m_prev_mode
);
4160 method int_with_suffix name get
set =
4162 (name
, `intws get
, 1, Action
(
4165 try set (int_of_string_with_suffix s)
4167 state.text <- Printf.sprintf
"bad integer `%s': %s"
4172 name ^
": ", "", None
, intentry_with_suffix, ondone, true
4174 state.mode
<- Textentry
(te, leave m_prev_mode
);
4178 method bool ?
(offset
=1) ?
(btos=btos) name get
set =
4180 (name
, `
bool (btos, get
), offset
, Action
(
4187 method color name get
set =
4189 (name
, `color get
, 1, Action
(
4191 let invalid = (nan
, nan
, nan
) in
4194 try color_of_string s
4196 state.text <- Printf.sprintf
"bad color `%s': %s"
4203 let te = name ^
": ", "", None
, textentry, ondone, true in
4204 state.text <- color_to_string (get
());
4205 state.mode
<- Textentry
(te, leave m_prev_mode
);
4209 method string name get
set =
4211 (name
, `
string get
, 1, Action
(
4213 let ondone s = set s in
4214 let te = name ^
": ", "", None
, textentry, ondone, true in
4215 state.mode
<- Textentry
(te, leave m_prev_mode
);
4219 method colorspace name get
set =
4221 (name
, `
string get
, 1, Action
(
4224 let vals = [| "rgb"; "bgr"; "gray" |] in
4226 inherit lvsourcebase
4229 m_active
<- int_of_colorspace conf.colorspace
;
4232 method getitemcount
= Array.length
vals
4233 method getitem
n = (vals.(n), 0)
4234 method exit ~uioh ~cancel ~
active ~
first ~pan ~
qsearch =
4235 ignore
(uioh
, first, pan
, qsearch);
4236 if not cancel
then set active;
4238 method hasaction
_ = true
4242 let modehash = findkeyhash conf "info" in
4243 coe (new listview ~
source ~trusted
:true ~
modehash)
4246 method fitmodel name get
set =
4248 (name
, `
string get
, 1, Action
(
4251 let vals = [| "fit width"; "proportional"; "fit page" |] in
4253 inherit lvsourcebase
4256 m_active
<- int_of_fitmodel conf.fitmodel
;
4259 method getitemcount
= Array.length
vals
4260 method getitem
n = (vals.(n), 0)
4261 method exit ~uioh ~cancel ~
active ~
first ~pan ~
qsearch =
4262 ignore
(uioh
, first, pan
, qsearch);
4263 if not cancel
then set active;
4265 method hasaction
_ = true
4269 let modehash = findkeyhash conf "info" in
4270 coe (new listview ~
source ~trusted
:true ~
modehash)
4273 method caption
s offset
=
4274 m_l
<- (s, `
empty, offset
, Noaction
) :: m_l
4276 method caption2
s f offset
=
4277 m_l
<- (s, `
string f, offset
, Noaction
) :: m_l
4279 method getitemcount
= Array.length m_a
4282 let tostr = function
4283 | `
int f -> string_of_int
(f ())
4284 | `intws
f -> string_with_suffix_of_int (f ())
4286 | `color
f -> color_to_string (f ())
4287 | `
bool (btos, f) -> btos (f ())
4290 let name, t
, offset
, _ = m_a
.(n) in
4291 ((let s = tostr t
in
4292 if String.length
s > 0
4293 then Printf.sprintf
"%s\t%s" name s
4297 method exit ~uioh ~cancel ~
active ~
first ~pan ~
qsearch =
4301 m_qsearch
<- qsearch;
4303 match m_a
.(active) with
4304 | _, _, _, Action
f -> f uioh
4316 method hasaction
n =
4318 | _, _, _, Action
_ -> true
4322 let rec fillsrc prevmode prevuioh
=
4323 let sep () = src#caption
"" 0 in
4324 let colorp name get
set =
4326 (fun () -> color_to_string (get
()))
4329 let c = color_of_string v in
4332 state.text <- Printf.sprintf
"bad color `%s': %s" v (exntos exn
)
4335 let oldmode = state.mode
in
4336 let birdseye = isbirdseye state.mode
in
4338 src#caption
(if birdseye then "Setup (Bird's eye)" else "Setup") 0;
4340 src#
bool "presentation mode"
4341 (fun () -> conf.presentation
)
4342 (fun v -> setpresentationmode v);
4344 src#
bool "ignore case in searches"
4345 (fun () -> conf.icase
)
4346 (fun v -> conf.icase
<- v);
4349 (fun () -> conf.preload)
4350 (fun v -> conf.preload <- v);
4352 src#
bool "highlight links"
4353 (fun () -> conf.hlinks
)
4354 (fun v -> conf.hlinks
<- v);
4356 src#
bool "under info"
4357 (fun () -> conf.underinfo
)
4358 (fun v -> conf.underinfo
<- v);
4360 src#
bool "persistent bookmarks"
4361 (fun () -> conf.savebmarks
)
4362 (fun v -> conf.savebmarks
<- v);
4364 src#fitmodel
"fit model"
4365 (fun () -> fitmodel_to_string conf.fitmodel
)
4366 (fun v -> reqlayout conf.angle
(fitmodel_of_int v));
4368 src#
bool "trim margins"
4369 (fun () -> conf.trimmargins
)
4370 (fun v -> settrim v conf.trimfuzz
; fillsrc prevmode prevuioh
);
4372 src#
bool "persistent location"
4373 (fun () -> conf.jumpback
)
4374 (fun v -> conf.jumpback
<- v);
4377 src#
int "inter-page space"
4378 (fun () -> conf.interpagespace
)
4380 conf.interpagespace
<- n;
4381 docolumns conf.columns
;
4383 match state.layout with
4388 state.maxy <- calcheight ();
4389 let y = getpagey pageno in
4394 (fun () -> conf.pagebias
)
4395 (fun v -> conf.pagebias
<- v);
4397 src#
int "scroll step"
4398 (fun () -> conf.scrollstep
)
4399 (fun n -> conf.scrollstep
<- n);
4401 src#
int "horizontal scroll step"
4402 (fun () -> conf.hscrollstep
)
4403 (fun v -> conf.hscrollstep
<- v);
4405 src#
int "auto scroll step"
4407 match state.autoscroll
with
4409 | _ -> conf.autoscrollstep
)
4411 if state.autoscroll
<> None
4412 then state.autoscroll
<- Some
n;
4413 conf.autoscrollstep
<- n);
4416 (fun () -> truncate
(conf.zoom *. 100.))
4417 (fun v -> setzoom ((float v) /. 100.));
4420 (fun () -> conf.angle
)
4421 (fun v -> reqlayout v conf.fitmodel
);
4423 src#
int "scroll bar width"
4424 (fun () -> state.scrollw
)
4428 reshape state.winw
state.winh
;
4431 src#
int "scroll handle height"
4432 (fun () -> conf.scrollh
)
4433 (fun v -> conf.scrollh
<- v;);
4435 src#
int "thumbnail width"
4436 (fun () -> conf.thumbw
)
4438 conf.thumbw
<- min
4096 v;
4441 leavebirdseye beye
false;
4446 let mode = state.mode in
4447 src#
string "columns"
4449 match conf.columns
with
4451 | Cmulti
(multi
, _) -> multicolumns_to_string multi
4452 | Csplit
(count
, _) -> "-" ^ string_of_int count
4455 let n, a, b = multicolumns_of_string v in
4456 setcolumns mode n a b);
4459 src#caption
"Presentation mode" 0;
4460 src#
bool "scrollbar visible"
4461 (fun () -> conf.scrollbarinpm
)
4463 if v != conf.scrollbarinpm
4465 conf.scrollbarinpm
<- v;
4466 if conf.presentation
4468 state.scrollw
<- if v then conf.scrollbw
else 0;
4469 reshape state.winw
state.winh
;
4475 src#caption
"Pixmap cache" 0;
4476 src#int_with_suffix
"size (advisory)"
4477 (fun () -> conf.memlimit
)
4478 (fun v -> conf.memlimit
<- v);
4481 (fun () -> Printf.sprintf
"%s bytes, %d tiles"
4482 (string_with_suffix_of_int state.memused
)
4483 (Hashtbl.length
state.tilemap
)) 1;
4486 src#caption
"Layout" 0;
4487 src#caption2
"Dimension"
4489 Printf.sprintf
"%dx%d (virtual %dx%d)"
4490 state.winw
state.winh
4495 src#caption2
"Position" (fun () ->
4496 Printf.sprintf
"%dx%d" state.x state.y
4499 src#caption2
"Position" (fun () -> describe_location ()) 1
4503 src#
bool ~offset
:0 ~
btos:(fun v -> if v then "(on)" else "(off)")
4504 "Save these parameters as global defaults at exit"
4505 (fun () -> conf.bedefault
)
4506 (fun v -> conf.bedefault
<- v)
4510 let btos b = if b then "\xc2\xab" else "\xc2\xbb" in
4511 src#
bool ~offset
:0 ~
btos "Extended parameters"
4512 (fun () -> !showextended)
4513 (fun v -> showextended := v; fillsrc prevmode prevuioh
);
4517 (fun () -> conf.checkers
)
4518 (fun v -> conf.checkers
<- v; setcheckers v);
4519 src#
bool "update cursor"
4520 (fun () -> conf.updatecurs
)
4521 (fun v -> conf.updatecurs
<- v);
4523 (fun () -> conf.verbose
)
4524 (fun v -> conf.verbose
<- v);
4525 src#
bool "invert colors"
4526 (fun () -> conf.invert
)
4527 (fun v -> conf.invert
<- v);
4529 (fun () -> conf.maxhfit
)
4530 (fun v -> conf.maxhfit
<- v);
4531 src#
bool "redirect stderr"
4532 (fun () -> conf.redirectstderr)
4533 (fun v -> conf.redirectstderr <- v; redirectstderr ());
4534 src#
string "uri launcher"
4535 (fun () -> conf.urilauncher
)
4536 (fun v -> conf.urilauncher
<- v);
4537 src#
string "path launcher"
4538 (fun () -> conf.pathlauncher
)
4539 (fun v -> conf.pathlauncher
<- v);
4540 src#
string "tile size"
4541 (fun () -> Printf.sprintf
"%dx%d" conf.tilew
conf.tileh
)
4544 let w, h = Scanf.sscanf
v "%dx%d" (fun w h -> w, h) in
4545 conf.tilew
<- max
64 w;
4546 conf.tileh
<- max
64 h;
4549 state.text <- Printf.sprintf
"bad tile size `%s': %s"
4552 src#
int "texture count"
4553 (fun () -> conf.texcount
)
4556 then conf.texcount
<- v
4557 else showtext '
!'
" Failed to set texture count please retry later"
4559 src#
int "slice height"
4560 (fun () -> conf.sliceheight
)
4562 conf.sliceheight
<- v;
4563 wcmd "sliceh %d" conf.sliceheight
;
4565 src#
int "anti-aliasing level"
4566 (fun () -> conf.aalevel
)
4568 conf.aalevel
<- bound v 0 8;
4569 state.anchor <- getanchor ();
4570 opendoc state.path
state.password
;
4572 src#
string "page scroll scaling factor"
4573 (fun () -> string_of_float
conf.pgscale)
4576 let s = float_of_string
v in
4579 state.text <- Printf.sprintf
4580 "bad page scroll scaling factor `%s': %s" v (exntos exn
)
4583 src#
int "ui font size"
4584 (fun () -> fstate.fontsize
)
4585 (fun v -> setfontsize (bound v 5 100));
4586 src#
int "hint font size"
4587 (fun () -> conf.hfsize
)
4588 (fun v -> conf.hfsize
<- bound v 5 100);
4589 colorp "background color"
4590 (fun () -> conf.bgcolor
)
4591 (fun v -> conf.bgcolor
<- v);
4592 src#
bool "crop hack"
4593 (fun () -> conf.crophack
)
4594 (fun v -> conf.crophack
<- v);
4595 src#
string "trim fuzz"
4596 (fun () -> irect_to_string conf.trimfuzz
)
4599 conf.trimfuzz
<- irect_of_string v;
4601 then settrim true conf.trimfuzz
;
4603 state.text <- Printf.sprintf
"bad irect `%s': %s" v (exntos exn
)
4605 src#
string "throttle"
4607 match conf.maxwait
with
4608 | None
-> "show place holder if page is not ready"
4611 then "wait for page to fully render"
4613 "wait " ^ string_of_float
time
4614 ^
" seconds before showing placeholder"
4618 let f = float_of_string
v in
4620 then conf.maxwait
<- None
4621 else conf.maxwait
<- Some
f
4623 state.text <- Printf.sprintf
"bad time `%s': %s" v (exntos exn
)
4625 src#
string "ghyll scroll"
4627 match conf.ghyllscroll
with
4629 | Some nab
-> ghyllscroll_to_string nab
4634 if String.length
v = 0
4636 else Some
(ghyllscroll_of_string v)
4638 conf.ghyllscroll
<- gs
4640 state.text <- Printf.sprintf
"bad ghyll `%s': %s" v (exntos exn
)
4642 src#
string "selection command"
4643 (fun () -> conf.selcmd
)
4644 (fun v -> conf.selcmd
<- v);
4645 src#
string "synctex command"
4646 (fun () -> conf.stcmd
)
4647 (fun v -> conf.stcmd
<- v);
4648 src#colorspace
"color space"
4649 (fun () -> colorspace_to_string conf.colorspace
)
4651 conf.colorspace
<- colorspace_of_int v;
4658 (fun () -> conf.usepbo
)
4659 (fun v -> conf.usepbo
<- v);
4660 src#
bool "mouse wheel scrolls pages"
4661 (fun () -> conf.wheelbypage
)
4662 (fun v -> conf.wheelbypage
<- v);
4666 src#caption
"Document" 0;
4667 List.iter
(fun (_, s) -> src#caption
s 1) state.docinfo
;
4668 src#caption2
"Pages"
4669 (fun () -> string_of_int
state.pagecount
) 1;
4670 src#caption2
"Dimensions"
4671 (fun () -> string_of_int
(List.length
state.pdims
)) 1;
4675 src#caption
"Trimmed margins" 0;
4676 src#caption2
"Dimensions"
4677 (fun () -> string_of_int
(List.length
state.pdims
)) 1;
4681 src#caption
"OpenGL" 0;
4682 src#caption
(Printf.sprintf
"Vendor\t%s" (GlMisc.get_string `vendor
)) 1;
4683 src#caption
(Printf.sprintf
"Renderer\t%s" (GlMisc.get_string `renderer
)) 1;
4684 src#reset prevmode prevuioh
;
4688 let prevmode = state.mode
4689 and prevuioh
= state.uioh in
4690 fillsrc prevmode prevuioh
;
4691 let source = (src :> lvsource
) in
4692 let modehash = findkeyhash conf "info" in
4693 state.uioh <- coe (object (self)
4694 inherit listview ~
source ~trusted
:true ~
modehash as super
4695 val mutable m_prevmemused
= 0
4696 method infochanged
= function
4698 if m_prevmemused
!= state.memused
4700 m_prevmemused
<- state.memused
;
4701 G.postRedisplay "memusedchanged";
4703 | Pdim
-> G.postRedisplay "pdimchanged"
4704 | Docinfo
-> fillsrc prevmode prevuioh
4706 method key key mask
=
4707 if not
(Wsi.withctrl mask
)
4710 | 0xff51 | 0xff96 -> coe (self#updownlevel ~
-1) (* (kp) left *)
4711 | 0xff53 | 0xff98 -> coe (self#updownlevel
1) (* (kp) right *)
4712 | _ -> super#
key key mask
4713 else super#
key key mask
4715 G.postRedisplay "info";
4721 inherit lvsourcebase
4722 method getitemcount
= Array.length
state.help
4724 let s, l, _ = state.help
.(n) in
4727 method exit ~
uioh ~cancel ~
active ~
first ~pan ~
qsearch =
4731 m_qsearch
<- qsearch;
4732 match state.help
.(active) with
4733 | _, _, Action
f -> Some
(f uioh)
4743 method hasaction
n =
4744 match state.help
.(n) with
4745 | _, _, Action
_ -> true
4752 let modehash = findkeyhash conf "help" in
4753 state.uioh <- coe (new listview ~
source ~trusted
:true ~
modehash);
4754 G.postRedisplay "help";
4759 let re = Str.regexp
"[\r\n]" in
4761 inherit lvsourcebase
4762 val mutable m_items
= [||]
4764 method getitemcount
= 1 + Array.length m_items
4769 else m_items
.(n-1), 0
4771 method exit ~
uioh ~cancel ~
active ~
first ~pan ~
qsearch =
4776 then Buffer.clear
state.errmsgs
;
4777 m_qsearch
<- qsearch;
4784 method hasaction
n =
4788 state.newerrmsgs
<- false;
4789 let l = Str.split
re (Buffer.contents
state.errmsgs
) in
4790 m_items
<- Array.of_list
l
4798 let source = (msgsource :> lvsource
) in
4799 let modehash = findkeyhash conf "listview" in
4800 state.uioh <- coe (object
4801 inherit listview ~
source ~trusted
:false ~
modehash as super
4804 then msgsource#reset
;
4807 G.postRedisplay "msgs";
4810 let quickbookmark ?title
() =
4811 match state.layout with
4817 let sec = Unix.gettimeofday
() in
4818 let tm = Unix.localtime
sec in
4819 Printf.sprintf
"Quick (page %d) (bookmarked at %d/%d/%d %d:%d)"
4823 (tm.Unix.tm_year
+ 1900)
4826 | Some
title -> title
4828 state.bookmarks
<- (title, 0, getanchor1 l) :: state.bookmarks
4831 let setautoscrollspeed step goingdown
=
4832 let incr = max
1 ((abs step
) / 2) in
4833 let incr = if goingdown
then incr else -incr in
4834 let astep = step
+ incr in
4835 state.autoscroll
<- Some
astep;
4838 let gotounder = function
4839 | Ulinkgoto
(pageno, top) ->
4843 gotopage1 pageno top;
4849 | Uremote
(filename
, pageno) ->
4851 if Sys.file_exists filename
4854 let dir = Filename.dirname
state.path in
4855 let path = Filename.concat
dir filename
in
4856 if Sys.file_exists
path
4860 if String.length
path > 0
4862 let anchor = getanchor () in
4863 let ranchor = state.path, state.password
, anchor in
4864 state.anchor <- (pageno, 0.0, 0.0);
4865 state.ranchors
<- ranchor :: state.ranchors
;
4868 else showtext '
!'
("Could not find " ^ filename
)
4870 | Uunexpected
_ | Ulaunch
_ | Unamed
_ | Utext
_ | Unone
-> ()
4874 match conf.columns
with
4876 | _ -> state.x != 0 || conf.zoom > 1.0
4879 let existsinrow pageno (columns
, coverA
, coverB
) p =
4880 let last = ((pageno - coverA
) mod columns
) + columns
in
4881 let rec any = function
4884 if l.pageno = coverA
- 1 || l.pageno = state.pagecount
- coverB
4888 then (if l.pageno = last then false else any rest
)
4896 match state.layout with
4898 let pageno = page_of_y state.y in
4899 gotoghyll (getpagey (pageno+1))
4901 match conf.columns
with
4903 if conf.presentation
&& rest
== [] && l.pageh
> l.pagey + l.pagevh
4905 let y = clamp (pgscale state.winh
) in
4908 let pageno = min
(l.pageno+1) (state.pagecount
-1) in
4909 gotoghyll (getpagey pageno)
4910 | Cmulti
((c, _, _) as cl, _) ->
4911 if conf.presentation
4912 && (existsinrow l.pageno cl
4913 (fun l -> l.pageh
> l.pagey + l.pagevh))
4915 let y = clamp (pgscale state.winh
) in
4918 let pageno = min
(l.pageno+c) (state.pagecount
-1) in
4919 gotoghyll (getpagey pageno)
4921 if l.pageno < state.pagecount
- 1 || l.pagecol
< n - 1
4923 let pagey, pageh
= getpageyh l.pageno in
4924 let pagey = pagey + pageh
* l.pagecol
in
4925 let ips = if l.pagecol
= 0 then 0 else conf.interpagespace
in
4926 gotoghyll (pagey + pageh
+ ips)
4930 match state.layout with
4932 let pageno = page_of_y state.y in
4933 gotoghyll (getpagey (pageno-1))
4935 match conf.columns
with
4937 if conf.presentation
&& l.pagey != 0
4939 gotoghyll (clamp (pgscale ~
-(state.winh
)))
4941 let pageno = max
0 (l.pageno-1) in
4942 gotoghyll (getpagey pageno)
4943 | Cmulti
((c, _, coverB
) as cl, _) ->
4944 if conf.presentation
&&
4945 (existsinrow l.pageno cl (fun l -> l.pagey != 0))
4947 gotoghyll (clamp (pgscale ~
-(state.winh
)))
4950 if l.pageno = state.pagecount
- coverB
4954 let pageno = max
0 (l.pageno-decr) in
4955 gotoghyll (getpagey pageno)
4963 let pageno = max
0 (l.pageno-1) in
4964 let pagey, pageh
= getpageyh pageno in
4967 let pagey, pageh
= getpageyh l.pageno in
4968 pagey + pageh
* (l.pagecol
-1) - conf.interpagespace
4973 let viewkeyboard key mask
=
4975 let mode = state.mode in
4976 state.mode <- Textentry
(te, fun _ -> state.mode <- mode);
4979 G.postRedisplay "view:enttext"
4981 let ctrl = Wsi.withctrl mask
in
4983 if key >= 0xffb0 && key < 0xffb9 then key - 0xffb0 + 48 else key
4989 | 0xff63 -> (* insert *)
4990 if conf.angle
mod 360 = 0 && not
(isbirdseye state.mode)
4992 state.mode <- LinkNav
(Ltgendir
0);
4995 else showtext '
!'
"Keyboard link navigation does not work under rotation"
4997 | 0xff1b | 113 -> (* escape / q *)
4998 begin match state.mstate
with
5000 state.mstate
<- Mnone
;
5001 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
5002 G.postRedisplay "kill zoom rect";
5004 begin match state.mode with
5007 G.postRedisplay "esc leave linknav"
5009 match state.ranchors
with
5011 | (path, password
, anchor) :: rest
->
5012 state.ranchors
<- rest
;
5013 state.anchor <- anchor;
5014 opendoc path password
5018 | 0xff08 -> (* backspace *)
5019 gotoghyll (getnav ~
-1)
5027 G.postRedisplay "dehighlight";
5029 | 47 | 63 -> (* / ? *)
5030 let ondone isforw
s =
5031 cbput state.hists
.pat
s;
5032 state.searchpattern
<- s;
5035 let s = String.create
1 in
5036 s.[0] <- Char.chr
key;
5037 enttext (s, "", Some
(onhist state.hists
.pat
),
5038 textentry, ondone (key = 47), true)
5040 | 43 | 0xffab | 61 when ctrl -> (* ctrl-+ or ctrl-= *)
5041 let incr = if conf.zoom +. 0.01 > 0.1 then 0.1 else 0.01 in
5042 setzoom (conf.zoom +. incr)
5044 | 43 | 0xffab -> (* + *)
5047 try int_of_string
s with exc
->
5048 state.text <- Printf.sprintf
"bad integer `%s': %s" s (exntos exc
);
5054 state.text <- "page bias is now " ^ string_of_int
n;
5057 enttext ("page bias: ", "", None
, intentry, ondone, true)
5059 | 45 | 0xffad when ctrl -> (* ctrl-- *)
5060 let decr = if conf.zoom -. 0.1 < 0.1 then 0.01 else 0.1 in
5061 setzoom (max
0.01 (conf.zoom -. decr))
5063 | 45 | 0xffad -> (* - *)
5064 let ondone msg
= state.text <- msg
in
5066 "option [acfhilpstvxACFPRSZTIS]: ", "", None
,
5067 optentry state.mode, ondone, true
5070 | 48 when ctrl -> (* ctrl-0 *)
5075 if state.w <= state.winw
- state.scrollw
5083 | (49 | 50) when ctrl -> (* ctrl-1/2 *)
5085 match conf.columns
with
5086 | Csingle
_ | Cmulti
_ -> 1
5087 | Csplit
(n, _) -> n
5089 let h = state.winh
-
5090 conf.interpagespace
lsl (if conf.presentation
then 1 else 0)
5092 let zoom = zoomforh
state.winw
h state.scrollw
cols in
5093 if zoom > 0.0 && (key = 50 || zoom < 1.0)
5096 | 51 when ctrl -> (* ctrl-3 *)
5098 match conf.fitmodel
with
5099 | FitWidth
-> FitProportional
5100 | FitProportional
-> FitPage
5101 | FitPage
-> FitWidth
5103 state.text <- "fit model: " ^
fitmodel_to_string fm;
5104 reqlayout conf.angle
fm
5106 | 0xffc6 -> (* f9 *)
5109 | 57 when ctrl -> (* ctrl-9 *)
5112 | (48 | 49 | 50 | 51 | 52 | 53 | 54 | 55 | 56 | 57)
5113 when not
ctrl -> (* 0..9 *)
5116 try int_of_string
s with exc
->
5117 state.text <- Printf.sprintf
"bad integer `%s': %s" s (exntos exc
);
5123 cbput state.hists
.pag
(string_of_int
n);
5124 gotopage1 (n + conf.pagebias
- 1) 0;
5127 let pageentry text key =
5128 match Char.unsafe_chr
key with
5129 | '
g'
-> TEdone
text
5130 | _ -> intentry text key
5132 let text = "x" in text.[0] <- Char.chr
key;
5133 enttext (":", text, Some
(onhist state.hists
.pag
), pageentry, ondone, true)
5136 state.scrollw
<- if state.scrollw
> 0 then 0 else conf.scrollbw
;
5137 reshape state.winw
state.winh
;
5140 conf.hlinks
<- not
conf.hlinks
;
5141 state.text <- "highlightlinks " ^
if conf.hlinks
then "on" else "off";
5142 G.postRedisplay "toggle highlightlinks";
5145 state.glinks
<- true;
5146 let mode = state.mode in
5147 state.mode <- Textentry
(
5148 (":", "", None
, linknentry, linkndone gotounder, false),
5150 state.glinks
<- false;
5154 G.postRedisplay "view:linkent(F)"
5157 state.glinks
<- true;
5158 let mode = state.mode in
5159 state.mode <- Textentry
(
5160 (":", "", None
, linknentry, linkndone (fun under ->
5161 match Ne.pipe () with
5163 showtext '
!'
(Printf.sprintf
"pipe failed: %s" (exntos exn
))
5166 try popen conf.selcmd
[r, 0; w, -1]; true
5169 (Printf.sprintf
"failed to execute %s: %s"
5170 conf.selcmd
(exntos exn
));
5174 Ne.clo fd
(fun msg
->
5175 showtext '
!'
(Printf.sprintf
"failed to close %s: %s" cap msg
)
5178 let s = undertext under in
5182 let l = String.length
s in
5183 let n = tempfailureretry
(Unix.write
w s 0) l in
5188 "failed to write %d characters to sel pipe, wrote %d"
5193 (Printf.sprintf
"failed to write to sel pipe: %s"
5203 state.glinks
<- false;
5207 G.postRedisplay "view:linkent"
5210 begin match state.autoscroll
with
5212 conf.autoscrollstep
<- step
;
5213 state.autoscroll
<- None
5215 if conf.autoscrollstep
= 0
5216 then state.autoscroll
<- Some
1
5217 else state.autoscroll
<- Some
conf.autoscrollstep
5220 | 112 when ctrl -> (* ctrl-p *)
5224 setpresentationmode (not
conf.presentation
);
5225 showtext ' '
("presentation mode " ^
5226 if conf.presentation
then "on" else "off");
5229 if List.mem
Wsi.Fullscreen
state.winstate
5230 then Wsi.reshape conf.cwinw
conf.cwinh
5231 else Wsi.fullscreen
()
5233 | 112 | 78 -> (* p|N *)
5234 search state.searchpattern
false
5236 | 110 | 0xffc0 -> (* n|F3 *)
5237 search state.searchpattern
true
5240 begin match state.layout with
5243 gotoghyll (getpagey l.pageno)
5249 | 0xff9f | 0xffff -> (* delete *)
5253 showtext ' '
(describe_location ());
5256 begin match state.layout with
5259 Wsi.reshape (l.pagew
+ state.scrollw
) l.pageh
;
5264 enterbookmarkmode ()
5266 | 104 | 0xffbe -> (* h|F1 *)
5272 | 101 when Buffer.length
state.errmsgs
> 0 -> (* e *)
5277 match state.layout with
5279 if String.length
s > 0
5281 state.bookmarks
<- (s, 0, getanchor1 l) :: state.bookmarks
5284 enttext ("bookmark: ", "", None
, textentry, ondone, true)
5288 showtext ' '
"Quick bookmark added";
5291 begin match state.layout with
5293 let rect = getpdimrect
l.pagedimno
in
5297 (truncate
(1.8 *. (rect.(1) -. rect.(0))),
5298 truncate
(1.2 *. (rect.(3) -. rect.(0))))
5300 (truncate
(rect.(1) -. rect.(0)),
5301 truncate
(rect.(3) -. rect.(0)))
5303 let w = truncate
((float w)*.conf.zoom)
5304 and h = truncate
((float h)*.conf.zoom) in
5307 state.anchor <- getanchor ();
5308 Wsi.reshape (w + state.scrollw
) (h + conf.interpagespace
)
5310 G.postRedisplay "z";
5315 | 60 | 62 -> (* < > *)
5316 reqlayout (conf.angle
+ (if key = 62 then 30 else -30)) conf.fitmodel
5318 | 91 | 93 -> (* [ ] *)
5320 bound (conf.colorscale
+. (if key = 93 then 0.1 else -0.1)) 0.0 1.0
5322 G.postRedisplay "brightness";
5324 | 99 when state.mode = View
-> (* c *)
5326 match state.prevcolumns
with
5327 | None
-> (1, 0, 0), 1.0
5328 | Some
(columns
, z
) ->
5331 | Csplit
(c, _) -> -c, 0, 0
5332 | Cmulti
((c, a, b), _) -> c, a, b
5333 | Csingle
_ -> 1, 0, 0
5337 setcolumns View
c a b;
5340 | 0xff54 | 0xff52 when ctrl && Wsi.withshift mask
->
5341 setzoom state.prevzoom
5343 | 107 | 0xff52 | 0xff97 -> (* k (kp) up *)
5344 begin match state.autoscroll
with
5346 begin match state.mode with
5347 | Birdseye beye
-> upbirdseye 1 beye
5350 then gotoy_and_clear_text (clamp ~
-(state.winh
/2))
5352 if not
(Wsi.withshift mask
) && conf.presentation
5354 else gotoy_and_clear_text (clamp (-conf.scrollstep
))
5358 setautoscrollspeed n false
5361 | 106 | 0xff54 | 0xff99 -> (* j (kp) down *)
5362 begin match state.autoscroll
with
5364 begin match state.mode with
5365 | Birdseye beye
-> downbirdseye 1 beye
5368 then gotoy_and_clear_text (clamp (state.winh
/2))
5370 if not
(Wsi.withshift mask
) && conf.presentation
5372 else gotoy_and_clear_text (clamp conf.scrollstep
)
5376 setautoscrollspeed n true
5379 | 0xff51 | 0xff53 | 0xff96 | 0xff98
5380 when not
(Wsi.withalt mask
) -> (* (kp) left / right *)
5386 else conf.hscrollstep
5388 let dx = if key = 0xff51 or key = 0xff96 then dx else -dx in
5389 state.x <- state.x + dx;
5390 gotoy_and_clear_text state.y
5393 G.postRedisplay "lef/right"
5396 | 0xff55 | 0xff9a -> (* (kp) prior *)
5400 match state.layout with
5402 | l :: _ -> state.y - l.pagey
5404 clamp (pgscale (-state.winh
))
5408 | 0xff56 | 0xff9b -> (* (kp) next *)
5412 match List.rev
state.layout with
5414 | l :: _ -> getpagey l.pageno
5416 clamp (pgscale state.winh
)
5420 | 103 | 0xff50 | 0xff95 -> (* g (kp) home *)
5422 | 71 | 0xff57 | 0xff9c -> (* G (kp) end *)
5423 gotoghyll (clamp state.maxy)
5426 when Wsi.withalt mask
-> (* alt-(kp) right *)
5427 gotoghyll (getnav 1)
5429 when Wsi.withalt mask
-> (* alt-(kp) left *)
5430 gotoghyll (getnav ~
-1)
5435 | 118 when conf.debug
-> (* v *)
5438 match getopaque l.pageno with
5441 let x0, y0, x1, y1 = pagebbox opaque
in
5442 let a,b = float x0, float y0 in
5443 let c,d = float x1, float y0 in
5444 let e,f = float x1, float y1 in
5445 let h,j
= float x0, float y1 in
5446 let rect = (a,b,c,d,e,f,h,j
) in
5448 state.rects
<- (l.pageno, l.pageno mod 3, rect) :: state.rects
;
5450 G.postRedisplay "v";
5453 vlog "huh? %s" (Wsi.keyname
key)
5456 let linknavkeyboard key mask
linknav =
5457 let getpage pageno =
5458 let rec loop = function
5460 | l :: _ when l.pageno = pageno -> Some
l
5461 | _ :: rest
-> loop rest
5462 in loop state.layout
5464 let doexact (pageno, n) =
5465 match getopaque pageno, getpage pageno with
5466 | Some opaque
, Some
l ->
5467 if key = 0xff0d || key = 0xff8d (* (kp)enter *)
5469 let under = getlink opaque
n in
5470 G.postRedisplay "link gotounder";
5476 | 0xff50 -> (* home *)
5477 Some
(findlink opaque LDfirst
), -1
5479 | 0xff57 -> (* end *)
5480 Some
(findlink opaque LDlast
), 1
5482 | 0xff51 -> (* left *)
5483 Some
(findlink opaque
(LDleft
n)), -1
5485 | 0xff53 -> (* right *)
5486 Some
(findlink opaque
(LDright
n)), 1
5488 | 0xff52 -> (* up *)
5489 Some
(findlink opaque
(LDup
n)), -1
5491 | 0xff54 -> (* down *)
5492 Some
(findlink opaque
(LDdown
n)), 1
5497 begin match findpwl
l.pageno dir with
5501 state.mode <- LinkNav
(Ltgendir
dir);
5502 let y, h = getpageyh pageno in
5505 then y + h - state.winh
5510 begin match getopaque pageno, getpage pageno with
5511 | Some opaque
, Some
_ ->
5513 let ld = if dir > 0 then LDfirst
else LDlast
in
5516 begin match link with
5518 showlinktype (getlink opaque
m);
5519 state.mode <- LinkNav
(Ltexact
(pageno, m));
5520 G.postRedisplay "linknav jpage";
5527 begin match opt with
5528 | Some Lnotfound
-> pwl l dir;
5529 | Some
(Lfound
m) ->
5533 let _, y0, _, y1 = getlinkrect opaque
m in
5535 then gotopage1 l.pageno y0
5537 let d = fstate.fontsize
+ 1 in
5538 if y1 - l.pagey > l.pagevh - d
5539 then gotopage1 l.pageno (y1 - state.winh
- state.hscrollh + d)
5540 else G.postRedisplay "linknav";
5542 showlinktype (getlink opaque
m);
5543 state.mode <- LinkNav
(Ltexact
(l.pageno, m));
5546 | None
-> viewkeyboard key mask
5548 | _ -> viewkeyboard key mask
5553 G.postRedisplay "leave linknav"
5557 | Ltgendir
_ -> viewkeyboard key mask
5558 | Ltexact exact
-> doexact exact
5561 let keyboard key mask
=
5562 if (key = 103 && Wsi.withctrl mask
) && not
(istextentry state.mode)
5563 then wcmd "interrupt"
5564 else state.uioh <- state.uioh#
key key mask
5567 let birdseyekeyboard key mask
5568 ((oconf
, leftx
, pageno, hooverpageno
, anchor) as beye
) =
5570 match conf.columns
with
5572 | Cmulti
((c, _, _), _) -> c
5573 | Csplit
_ -> failwith
"bird's eye split mode"
5575 let pgh layout = List.fold_left
(fun m l -> max
l.pageh
m) state.winh
layout in
5577 | 108 when Wsi.withctrl mask
-> (* ctrl-l *)
5578 let y, h = getpageyh pageno in
5579 let top = (state.winh
- h) / 2 in
5580 gotoy (max
0 (y - top))
5581 | 0xff0d (* enter *)
5582 | 0xff8d -> leavebirdseye beye
false (* kp enter *)
5583 | 0xff1b -> leavebirdseye beye
true (* escape *)
5584 | 0xff52 -> upbirdseye incr beye
(* up *)
5585 | 0xff54 -> downbirdseye incr beye
(* down *)
5586 | 0xff51 -> upbirdseye 1 beye
(* left *)
5587 | 0xff53 -> downbirdseye 1 beye
(* right *)
5589 | 0xff55 -> (* prior *)
5590 begin match state.layout with
5594 state.mode <- Birdseye
(
5595 oconf
, leftx
, l.pageno, hooverpageno
, anchor
5597 gotopage1 l.pageno 0;
5600 let layout = layout (state.y-state.winh
) (pgh state.layout) in
5602 | [] -> gotoy (clamp (-state.winh
))
5604 state.mode <- Birdseye
(
5605 oconf
, leftx
, l.pageno, hooverpageno
, anchor
5607 gotopage1 l.pageno 0
5610 | [] -> gotoy (clamp (-state.winh
))
5613 | 0xff56 -> (* next *)
5614 begin match List.rev
state.layout with
5616 let layout = layout (state.y + (pgh state.layout)) state.winh
in
5617 begin match layout with
5619 let incr = l.pageh
- l.pagevh in
5624 oconf
, leftx
, state.pagecount
- 1, hooverpageno
, anchor
5626 G.postRedisplay "birdseye pagedown";
5628 else gotoy (clamp (incr + conf.interpagespace
*2));
5632 Birdseye
(oconf
, leftx
, l.pageno, hooverpageno
, anchor);
5633 gotopage1 l.pageno 0;
5636 | [] -> gotoy (clamp state.winh
)
5639 | 0xff50 -> (* home *)
5640 state.mode <- Birdseye
(oconf
, leftx
, 0, hooverpageno
, anchor);
5643 | 0xff57 -> (* end *)
5644 let pageno = state.pagecount
- 1 in
5645 state.mode <- Birdseye
(oconf
, leftx
, pageno, hooverpageno
, anchor);
5646 if not
(pagevisible state.layout pageno)
5649 match List.rev
state.pdims
with
5651 | (_, _, h, _) :: _ -> h
5653 gotoy (max
0 (getpagey pageno - (state.winh
- h - conf.interpagespace
)))
5654 else G.postRedisplay "birdseye end";
5655 | _ -> viewkeyboard key mask
5658 let drawpage l linkindexbase
=
5660 match state.mode with
5661 | Textentry
_ -> scalecolor 0.4
5663 | View
-> scalecolor 1.0
5664 | Birdseye
(_, _, pageno, hooverpageno
, _) ->
5665 if l.pageno = hooverpageno
5668 if l.pageno = pageno
5674 begin match getopaque l.pageno with
5676 if tileready l l.pagex
l.pagey
5678 let x = l.pagedispx - l.pagex
5679 and y = l.pagedispy - l.pagey in
5681 match conf.columns
with
5682 | Csingle
_ | Cmulti
_ ->
5683 (if conf.hlinks
then 1 else 0)
5685 && not
(isbirdseye state.mode) then 2 else 0)
5689 match state.mode with
5690 | Textentry
((_, s, _, _, _, _), _) when state.glinks
-> s
5693 postprocess opaque
hlmask x y (linkindexbase
, s, conf.hfsize
);
5700 let scrollindicator () =
5701 let sbw, ph
, sh = state.uioh#
scrollph in
5702 let sbh, pw, sw = state.uioh#scrollpw
in
5704 GlDraw.color (0.64, 0.64, 0.64);
5706 (float (state.winw
- sbw), 0.)
5707 (float state.winw
, float state.winh
)
5710 (0., float (state.winh
- sbh))
5711 (float (state.winw
- state.scrollw
- 1), float state.winh
)
5713 GlDraw.color (0.0, 0.0, 0.0);
5716 (float (state.winw
- sbw), ph
)
5717 (float state.winw
, ph
+. sh)
5720 (pw, float (state.winh
- sbh))
5721 (pw +. sw, float state.winh
)
5726 match state.mstate
with
5727 | Mnone
| Mscrolly
| Mscrollx
| Mpan
_ | Mzoom
_ | Mzoomrect
_ ->
5730 | Msel
((x0, y0), (x1, y1)) ->
5731 let rec loop = function
5733 if ((y0 >= l.pagedispy && y0 <= (l.pagedispy + l.pagevh))
5734 || ((y1 >= l.pagedispy && y1 <= (l.pagedispy + l.pagevh))))
5735 && ((x0 >= l.pagedispx && x0 <= (l.pagedispx + l.pagevw))
5736 || ((x1 >= l.pagedispx && x1 <= (l.pagedispx + l.pagevw))))
5738 match getopaque l.pageno with
5740 let x0, y0 = pagetranslatepoint l x0 y0 in
5741 let x1, y1 = pagetranslatepoint l x1 y1 in
5742 seltext opaque
(x0, y0, x1, y1);
5750 let showrects rects
=
5752 GlDraw.color (0.0, 0.0, 1.0) ~
alpha:0.5;
5753 GlDraw.polygon_mode `both `fill
;
5754 GlFunc.blend_func `src_alpha `one_minus_src_alpha
;
5756 (fun (pageno, c, (x0, y0, x1, y1, x2
, y2
, x3
, y3
)) ->
5758 if l.pageno = pageno
5760 let dx = float (l.pagedispx - l.pagex
) in
5761 let dy = float (l.pagedispy - l.pagey) in
5762 GlDraw.color (0.0, 0.0, 1.0 /. float c) ~
alpha:0.5;
5763 GlDraw.begins `quads
;
5765 GlDraw.vertex2
(x0+.dx, y0+.dy);
5766 GlDraw.vertex2
(x1+.dx, y1+.dy);
5767 GlDraw.vertex2
(x2
+.dx, y2
+.dy);
5768 GlDraw.vertex2
(x3
+.dx, y3
+.dy);
5779 GlClear.color (scalecolor2 conf.bgcolor
);
5780 GlClear.clear
[`
color];
5781 let rec loop linkindexbase
= function
5783 let linkindexbase = linkindexbase + drawpage l linkindexbase in
5784 loop linkindexbase rest
5787 loop 0 state.layout;
5789 match state.mode with
5790 | LinkNav
(Ltexact
(pageno, linkno
)) ->
5791 begin match getopaque pageno with
5793 let x0, y0, x1, y1 = getlinkrect opaque linkno
in
5800 | None
-> state.rects
5807 begin match state.mstate
with
5808 | Mzoomrect
((x0, y0), (x1, y1)) ->
5810 GlDraw.color (0.3, 0.3, 0.3) ~
alpha:0.5;
5811 GlFunc.blend_func `src_alpha `one_minus_src_alpha
;
5812 GlDraw.rect (float x0, float y0)
5813 (float x1, float y1);
5822 let zoomrect x y x1 y1 =
5825 and y0 = min
y y1 in
5826 gotoy (state.y + y0);
5827 state.anchor <- getanchor ();
5828 let zoom = (float state.winw
*. conf.zoom) /. float (x1 - x0) in
5830 if state.w < state.winw
- state.scrollw
5831 then (state.winw
- state.scrollw
- state.w) / 2
5834 state.x <- (state.x + margin) - x0;
5836 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
5837 state.mstate
<- Mnone
;
5841 let winw = state.winw - state.scrollw
- 1 in
5842 let s = float x /. float winw in
5843 let destx = truncate
(float (state.w + winw) *. s) in
5844 state.x <- winw - destx;
5845 gotoy_and_clear_text state.y;
5846 state.mstate
<- Mscrollx
;
5850 let s = float y /. float state.winh
in
5851 let desty = truncate
(float (state.maxy - state.winh
) *. s) in
5852 gotoy_and_clear_text desty;
5853 state.mstate
<- Mscrolly
;
5856 let viewmouse button down
x y mask
=
5858 | n when (n == 4 || n == 5) && not down
->
5859 if Wsi.withctrl mask
5861 match state.mstate
with
5862 | Mzoom
(oldn
, i
) ->
5870 if conf.zoom +. 0.01 > 0.1 then 0.1 else 0.01
5872 if conf.zoom -. 0.1 < 0.1 then -0.01 else -0.1
5874 let zoom = conf.zoom -. incr in
5876 state.mstate
<- Mzoom
(n, 0);
5878 state.mstate
<- Mzoom
(n, i
+1);
5880 else state.mstate
<- Mzoom
(n, 0)
5882 | _ -> state.mstate
<- Mzoom
(n, 0)
5885 match state.autoscroll
with
5886 | Some step
-> setautoscrollspeed step
(n=4)
5888 if conf.wheelbypage
|| conf.presentation
5897 then -conf.scrollstep
5898 else conf.scrollstep
5900 let incr = incr * 2 in
5901 let y = clamp incr in
5902 gotoy_and_clear_text y
5905 | n when (n = 6 || n = 7) && not down
&& canpan () ->
5906 state.x <- state.x + (if n = 7 then -2 else 2) * conf.hscrollstep
;
5907 gotoy_and_clear_text state.y
5909 | 1 when Wsi.withshift mask
->
5910 state.mstate
<- Mnone
;
5913 match unproject x y with
5914 | Some
(pageno, ux
, uy
) ->
5915 let cmd = Printf.sprintf
5917 conf.stcmd
state.path pageno ux uy
5923 | 1 when Wsi.withctrl mask
->
5926 Wsi.setcursor
Wsi.CURSOR_CROSSHAIR
;
5927 state.mstate
<- Mpan
(x, y)
5930 state.mstate
<- Mnone
5935 Wsi.setcursor
Wsi.CURSOR_CYCLE
;
5937 state.mstate
<- Mzoomrect
(p, p)
5940 match state.mstate
with
5941 | Mzoomrect
((x0, y0), _) ->
5942 if abs
(x-x0) > 10 && abs
(y - y0) > 10
5943 then zoomrect x0 y0 x y
5945 state.mstate
<- Mnone
;
5946 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
5947 G.postRedisplay "kill accidental zoom rect";
5950 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
5951 state.mstate
<- Mnone
5954 | 1 when x > state.winw - state.scrollw
->
5957 let _, position, sh = state.uioh#
scrollph in
5958 if y > truncate
position && y < truncate
(position +. sh)
5959 then state.mstate
<- Mscrolly
5962 state.mstate
<- Mnone
5964 | 1 when y > state.winh
- state.hscrollh ->
5967 let _, position, sw = state.uioh#scrollpw
in
5968 if x > truncate
position && x < truncate
(position +. sw)
5969 then state.mstate
<- Mscrollx
5972 state.mstate
<- Mnone
5975 let dest = if down
then getunder x y else Unone
in
5976 begin match dest with
5980 | Uunexpected
_ | Ulaunch
_ | Unamed
_ ->
5983 | Unone
when down
->
5984 Wsi.setcursor
Wsi.CURSOR_CROSSHAIR
;
5985 state.mstate
<- Mpan
(x, y);
5987 | Unone
| Utext
_ ->
5990 if conf.angle
mod 360 = 0
5992 state.mstate
<- Msel
((x, y), (x, y));
5993 G.postRedisplay "mouse select";
5997 match state.mstate
with
6000 | Mzoom
_ | Mscrollx
| Mscrolly
->
6001 state.mstate
<- Mnone
6003 | Mzoomrect
((x0, y0), _) ->
6007 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
6008 state.mstate
<- Mnone
6010 | Msel
((x0, y0), (x1, y1)) ->
6011 let rec loop = function
6015 let a0 = l.pagedispy in
6016 let a1 = a0 + l.pagevh in
6017 let b0 = l.pagedispx in
6018 let b1 = b0 + l.pagevw in
6019 ((y0 >= a0 && y0 <= a1) || (y1 >= a0 && y1 <= a1))
6020 && ((x0 >= b0 && x0 <= b1) || (x1 >= b0 && x1 <= b1))
6024 match getopaque l.pageno with
6027 match Ne.pipe () with
6031 "can not create sel pipe: %s"
6034 let doclose what fd
=
6035 Ne.clo fd
(fun msg
->
6036 dolog
"%s close failed: %s" what msg
)
6039 popen conf.selcmd
[r, 0; w, -1];
6042 G.postRedisplay "copysel";
6044 dolog
"can not execute %S: %s"
6045 conf.selcmd
(exntos exn
);
6053 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
6054 state.mstate
<- Mnone
;
6061 let birdseyemouse button down
x y mask
6062 (conf, leftx
, _, hooverpageno
, anchor) =
6065 let rec loop = function
6068 if y > l.pagedispy && y < l.pagedispy + l.pagevh
6069 && x > l.pagedispx && x < l.pagedispx + l.pagevw
6071 leavebirdseye (conf, leftx
, l.pageno, hooverpageno
, anchor) false;
6077 | _ -> viewmouse button down
x y mask
6080 let mouse button down
x y mask
=
6081 state.uioh <- state.uioh#button button down
x y mask
;
6085 state.uioh <- state.uioh#
motion x y
6089 state.uioh <- state.uioh#
pmotion x y;
6095 method key key mask
=
6096 begin match state.mode with
6097 | Textentry
textentry -> textentrykeyboard key mask
textentry
6098 | Birdseye
birdseye -> birdseyekeyboard key mask
birdseye
6099 | View
-> viewkeyboard key mask
6100 | LinkNav
linknav -> linknavkeyboard key mask
linknav
6104 method button button bstate
x y mask
=
6105 begin match state.mode with
6107 | View
-> viewmouse button bstate
x y mask
6108 | Birdseye beye
-> birdseyemouse button bstate
x y mask beye
6114 begin match state.mode with
6116 | View
| Birdseye
_ | LinkNav
_ ->
6117 match state.mstate
with
6118 | Mzoom
_ | Mnone
-> ()
6123 state.mstate
<- Mpan
(x, y);
6125 then state.x <- state.x + dx;
6127 gotoy_and_clear_text y
6130 state.mstate
<- Msel
(a, (x, y));
6131 G.postRedisplay "motion select";
6134 let y = min
state.winh
(max
0 y) in
6138 let x = min
state.winw (max
0 x) in
6141 | Mzoomrect
(p0
, _) ->
6142 state.mstate
<- Mzoomrect
(p0
, (x, y));
6143 G.postRedisplay "motion zoomrect";
6147 method pmotion x y =
6148 begin match state.mode with
6149 | Birdseye
(conf, leftx
, pageno, hooverpageno
, anchor) ->
6150 let rec loop = function
6152 if hooverpageno
!= -1
6154 state.mode <- Birdseye
(conf, leftx
, pageno, -1, anchor);
6155 G.postRedisplay "pmotion birdseye no hoover";
6158 if y > l.pagedispy && y < l.pagedispy + l.pagevh
6159 && x > l.pagedispx && x < l.pagedispx + l.pagevw
6161 state.mode <- Birdseye
(conf, leftx
, pageno, l.pageno, anchor);
6162 G.postRedisplay "pmotion birdseye hoover";
6172 match state.mstate
with
6173 | Mnone
-> updateunder x y
6174 | Mpan
_ | Msel
_ | Mzoom
_ | Mscrolly
| Mscrollx
| Mzoomrect
_ ->
6179 method infochanged
_ = ()
6182 let maxy = state.maxy - (if conf.maxhfit
then state.winh
else 0) in
6183 let p, h = scrollph state.y maxy in
6187 let winw = state.winw - state.scrollw
- 1 in
6188 let fwinw = float winw in
6190 let sw = fwinw /. float state.w in
6191 let sw = fwinw *. sw in
6192 max
sw (float conf.scrollh
)
6195 let f = state.w+winw in
6196 let r = float (winw-state.x) /. float f in
6197 let p = fwinw *. r in
6201 if position +. sw > fwinw
6202 then fwinw -. position
6205 state.hscrollh, position, sw
6209 match state.mode with
6210 | LinkNav
_ -> "links"
6211 | Textentry
_ -> "textentry"
6212 | Birdseye
_ -> "birdseye"
6215 findkeyhash conf modename
6217 method eformsgs
= true
6224 let fontpath = ref "";;
6227 Map.Make
(struct type t
= (int * int) let compare = compare end);;
6230 let l = String.length
s in
6231 let b = Buffer.create
l in
6237 try Sys.getenv
"HOME"
6240 ("Can not determine home directory location: " ^ exntos exn
);
6244 let modifier_of_string = function
6245 | "alt" -> Wsi.altmask
6246 | "shift" -> Wsi.shiftmask
6247 | "ctrl" | "control" -> Wsi.ctrlmask
6248 | "meta" -> Wsi.metamask
6253 let r = Str.regexp
"-" in
6255 let elems = Str.full_split
r s in
6258 let m1 = modifier_of_string s in
6260 then (Wsi.namekey
s, m)
6263 | Str.Delim
s when n land 1 = 0 -> g s
6265 | Str.Delim
_ -> (k
, m)
6267 let rec loop n k
m = function
6270 let k, m = f n k m x in
6276 let keys_of_string =
6277 let r = Str.regexp
"[ \t]" in
6279 let elems = Str.split
r s in
6280 List.map
key_of_string elems
6283 let copykeyhashes c =
6284 List.map
(fun (k, v) -> k, Hashtbl.copy
v) c.keyhashes
;
6287 let config_of c attrs
=
6291 | "scroll-bar-width" -> { c with scrollbw
= max
0 (int_of_string
v) }
6292 | "scroll-handle-height" -> { c with scrollh
= max
0 (int_of_string
v) }
6293 | "case-insensitive-search" -> { c with icase
= bool_of_string
v }
6294 | "preload" -> { c with preload = bool_of_string
v }
6295 | "page-bias" -> { c with pagebias
= int_of_string
v }
6296 | "scroll-step" -> { c with scrollstep
= max
1 (int_of_string
v) }
6297 | "horizontal-scroll-step" ->
6298 { c with hscrollstep
= max
(int_of_string
v) 1 }
6299 | "auto-scroll-step" ->
6300 { c with autoscrollstep
= max
0 (int_of_string
v) }
6301 | "max-height-fit" -> { c with maxhfit
= bool_of_string
v }
6302 | "crop-hack" -> { c with crophack
= bool_of_string
v }
6305 match String.lowercase
v with
6306 | "true" -> Some infinity
6308 | f -> Some
(float_of_string
f)
6310 { c with maxwait
= mw}
6311 | "highlight-links" -> { c with hlinks
= bool_of_string
v }
6312 | "under-cursor-info" -> { c with underinfo
= bool_of_string
v }
6313 | "vertical-margin" ->
6314 { c with interpagespace
= max
0 (int_of_string
v) }
6316 let zoom = float_of_string
v /. 100. in
6317 let zoom = max
zoom 0.0 in
6318 { c with zoom = zoom }
6319 | "presentation" -> { c with presentation
= bool_of_string
v }
6320 | "rotation-angle" -> { c with angle
= int_of_string
v }
6321 | "width" -> { c with cwinw
= max
20 (int_of_string
v) }
6322 | "height" -> { c with cwinh
= max
20 (int_of_string
v) }
6323 | "persistent-bookmarks" -> { c with savebmarks
= bool_of_string
v }
6324 | "proportional-display" ->
6327 then FitProportional
6330 { c with fitmodel
= fm }
6331 | "fit-model" -> { c with fitmodel
= fitmodel_of_string v }
6332 | "pixmap-cache-size" ->
6333 { c with memlimit
= max
2 (int_of_string_with_suffix v) }
6334 | "tex-count" -> { c with texcount
= max
1 (int_of_string
v) }
6335 | "slice-height" -> { c with sliceheight
= max
2 (int_of_string
v) }
6336 | "thumbnail-width" -> { c with thumbw
= max
2 (int_of_string
v) }
6337 | "persistent-location" -> { c with jumpback
= bool_of_string
v }
6338 | "background-color" -> { c with bgcolor
= color_of_string v }
6339 | "scrollbar-in-presentation" ->
6340 { c with scrollbarinpm
= bool_of_string
v }
6341 | "tile-width" -> { c with tilew
= max
2 (int_of_string
v) }
6342 | "tile-height" -> { c with tileh
= max
2 (int_of_string
v) }
6343 | "mupdf-store-size" ->
6344 { c with mustoresize
= max
1024 (int_of_string_with_suffix v) }
6345 | "checkers" -> { c with checkers
= bool_of_string
v }
6346 | "aalevel" -> { c with aalevel
= max
0 (int_of_string
v) }
6347 | "trim-margins" -> { c with trimmargins
= bool_of_string
v }
6348 | "trim-fuzz" -> { c with trimfuzz
= irect_of_string v }
6349 | "uri-launcher" -> { c with urilauncher
= unent v }
6350 | "path-launcher" -> { c with pathlauncher
= unent v }
6351 | "color-space" -> { c with colorspace
= colorspace_of_string v }
6352 | "invert-colors" -> { c with invert
= bool_of_string
v }
6353 | "brightness" -> { c with colorscale
= float_of_string
v }
6354 | "redirectstderr" -> { c with redirectstderr = bool_of_string
v }
6356 { c with ghyllscroll
= Some
(ghyllscroll_of_string v) }
6358 let (n, _, _) as nab
= multicolumns_of_string v in
6360 then { c with columns
= Csplit
(-n, [||]) }
6361 else { c with columns
= Cmulti
(nab
, [||]) }
6362 | "birds-eye-columns" ->
6363 { c with beyecolumns
= Some
(max
(int_of_string
v) 2) }
6364 | "selection-command" -> { c with selcmd
= unent v }
6365 | "synctex-command" -> { c with stcmd
= unent v }
6366 | "update-cursor" -> { c with updatecurs
= bool_of_string
v }
6367 | "hint-font-size" -> { c with hfsize
= bound (int_of_string
v) 5 100 }
6368 | "page-scroll-scale" -> { c with pgscale = float_of_string
v }
6369 | "use-pbo" -> { c with usepbo
= bool_of_string
v }
6370 | "wheel-scrolls-pages" -> { c with wheelbypage
= bool_of_string
v }
6373 prerr_endline
("Error processing attribute (`" ^
6374 k ^
"'=`" ^
v ^
"'): " ^ exntos exn
);
6377 let rec fold c = function
6380 let c = apply c k v in
6383 fold { c with keyhashes
= copykeyhashes c } attrs
;
6386 let fromstring f pos
n v d =
6389 dolog
"Error processing attribute (%S=%S) at %d\n%s"
6390 n v pos
(exntos exn
)
6395 let bookmark_of attrs
=
6396 let rec fold title page
rely visy
= function
6397 | ("title", v) :: rest
-> fold v page
rely visy rest
6398 | ("page", v) :: rest
-> fold title v rely visy rest
6399 | ("rely", v) :: rest
-> fold title page
v visy rest
6400 | ("visy", v) :: rest
-> fold title page
rely v rest
6401 | _ :: rest
-> fold title page
rely visy rest
6402 | [] -> title, page
, rely, visy
6404 fold "invalid" "0" "0" "0" attrs
6408 let rec fold path page
rely pan visy
= function
6409 | ("path", v) :: rest
-> fold v page
rely pan visy rest
6410 | ("page", v) :: rest
-> fold path v rely pan visy rest
6411 | ("rely", v) :: rest
-> fold path page
v pan visy rest
6412 | ("pan", v) :: rest
-> fold path page
rely v visy rest
6413 | ("visy", v) :: rest
-> fold path page
rely pan
v rest
6414 | _ :: rest
-> fold path page
rely pan visy rest
6415 | [] -> path, page
, rely, pan
, visy
6417 fold "" "0" "0" "0" "0" attrs
6421 let rec fold rs ls
= function
6422 | ("out", v) :: rest
-> fold v ls rest
6423 | ("in", v) :: rest
-> fold rs
v rest
6424 | _ :: rest
-> fold ls rs rest
6430 let setconf dst
src =
6431 dst
.scrollbw
<- src.scrollbw
;
6432 dst
.scrollh
<- src.scrollh
;
6433 dst
.icase
<- src.icase
;
6434 dst
.preload <- src.preload;
6435 dst
.pagebias
<- src.pagebias
;
6436 dst
.verbose
<- src.verbose
;
6437 dst
.scrollstep
<- src.scrollstep
;
6438 dst
.maxhfit
<- src.maxhfit
;
6439 dst
.crophack
<- src.crophack
;
6440 dst
.autoscrollstep
<- src.autoscrollstep
;
6441 dst
.maxwait
<- src.maxwait
;
6442 dst
.hlinks
<- src.hlinks
;
6443 dst
.underinfo
<- src.underinfo
;
6444 dst
.interpagespace
<- src.interpagespace
;
6445 dst
.zoom <- src.zoom;
6446 dst
.presentation
<- src.presentation
;
6447 dst
.angle
<- src.angle
;
6448 dst
.cwinw
<- src.cwinw
;
6449 dst
.cwinh
<- src.cwinh
;
6450 dst
.savebmarks
<- src.savebmarks
;
6451 dst
.memlimit
<- src.memlimit
;
6452 dst
.fitmodel
<- src.fitmodel
;
6453 dst
.texcount
<- src.texcount
;
6454 dst
.sliceheight
<- src.sliceheight
;
6455 dst
.thumbw
<- src.thumbw
;
6456 dst
.jumpback
<- src.jumpback
;
6457 dst
.bgcolor
<- src.bgcolor
;
6458 dst
.scrollbarinpm
<- src.scrollbarinpm
;
6459 dst
.tilew
<- src.tilew
;
6460 dst
.tileh
<- src.tileh
;
6461 dst
.mustoresize
<- src.mustoresize
;
6462 dst
.checkers
<- src.checkers
;
6463 dst
.aalevel
<- src.aalevel
;
6464 dst
.trimmargins
<- src.trimmargins
;
6465 dst
.trimfuzz
<- src.trimfuzz
;
6466 dst
.urilauncher
<- src.urilauncher
;
6467 dst
.colorspace
<- src.colorspace
;
6468 dst
.invert
<- src.invert
;
6469 dst
.colorscale
<- src.colorscale
;
6470 dst
.redirectstderr <- src.redirectstderr;
6471 dst
.ghyllscroll
<- src.ghyllscroll
;
6472 dst
.columns
<- src.columns
;
6473 dst
.beyecolumns
<- src.beyecolumns
;
6474 dst
.selcmd
<- src.selcmd
;
6475 dst
.updatecurs
<- src.updatecurs
;
6476 dst
.pathlauncher
<- src.pathlauncher
;
6477 dst
.keyhashes
<- copykeyhashes src;
6478 dst
.hfsize
<- src.hfsize
;
6479 dst
.hscrollstep
<- src.hscrollstep
;
6480 dst
.pgscale <- src.pgscale;
6481 dst
.usepbo
<- src.usepbo
;
6482 dst
.wheelbypage
<- src.wheelbypage
;
6483 dst
.stcmd
<- src.stcmd
;
6487 let h = Hashtbl.create
10 in
6488 let dc = { defconf with angle
= defconf.angle
} in
6489 let rec toplevel v t spos
_ =
6491 | Vdata
| Vcdata
| Vend
-> v
6492 | Vopen
("llppconfig", _, closed
) ->
6495 else { v with f = llppconfig
}
6497 error
"unexpected subelement at top level" s spos
6498 | Vclose
_ -> error
"unexpected close at top level" s spos
6500 and llppconfig
v t spos
_ =
6502 | Vdata
| Vcdata
-> v
6503 | Vend
-> error
"unexpected end of input in llppconfig" s spos
6504 | Vopen
("defaults", attrs
, closed
) ->
6505 let c = config_of dc attrs
in
6509 else { v with f = defaults
}
6511 | Vopen
("ui-font", attrs
, closed
) ->
6512 let rec getsize size
= function
6514 | ("size", v) :: rest
->
6516 fromstring int_of_string spos
"size" v fstate.fontsize
in
6518 | l -> getsize size l
6520 fstate.fontsize
<- getsize fstate.fontsize attrs
;
6523 else { v with f = uifont
(Buffer.create
10) }
6525 | Vopen
("doc", attrs
, closed
) ->
6526 let pathent, spage
, srely
, span
, svisy
= doc_of attrs
in
6527 let path = unent pathent
6528 and pageno = fromstring int_of_string spos
"page" spage
0
6529 and rely = fromstring float_of_string spos
"rely" srely
0.0
6530 and pan
= fromstring int_of_string spos
"pan" span
0
6531 and visy
= fromstring float_of_string spos
"visy" svisy
0.0 in
6532 let c = config_of dc attrs
in
6533 let anchor = (pageno, rely, visy
) in
6535 then (Hashtbl.add
h path (c, [], pan
, anchor); v)
6536 else { v with f = doc
path pan
anchor c [] }
6539 error
"unexpected subelement in llppconfig" s spos
6541 | Vclose
"llppconfig" -> { v with f = toplevel }
6542 | Vclose
_ -> error
"unexpected close in llppconfig" s spos
6544 and defaults
v t spos
_ =
6546 | Vdata
| Vcdata
-> v
6547 | Vend
-> error
"unexpected end of input in defaults" s spos
6548 | Vopen
("keymap", attrs
, closed
) ->
6550 try List.assoc
"mode" attrs
6551 with Not_found
-> "global" in
6556 let h = findkeyhash dc modename in
6557 KeyMap.iter
(Hashtbl.replace
h) keymap
;
6560 { v with f = pkeymap
ret KeyMap.empty }
6562 | Vopen
(_, _, _) ->
6563 error
"unexpected subelement in defaults" s spos
6565 | Vclose
"defaults" ->
6566 { v with f = llppconfig
}
6568 | Vclose
_ -> error
"unexpected close in defaults" s spos
6570 and uifont
b v t spos
epos =
6573 Buffer.add_substring
b s spos
(epos - spos
);
6575 | Vopen
(_, _, _) ->
6576 error
"unexpected subelement in ui-font" s spos
6577 | Vclose
"ui-font" ->
6578 if String.length
!fontpath = 0
6579 then fontpath := Buffer.contents
b;
6580 { v with f = llppconfig
}
6581 | Vclose
_ -> error
"unexpected close in ui-font" s spos
6582 | Vend
-> error
"unexpected end of input in ui-font" s spos
6584 and doc
path pan
anchor c bookmarks
v t spos
_ =
6586 | Vdata
| Vcdata
-> v
6587 | Vend
-> error
"unexpected end of input in doc" s spos
6588 | Vopen
("bookmarks", _, closed
) ->
6591 else { v with f = pbookmarks
path pan
anchor c bookmarks
}
6593 | Vopen
("keymap", attrs
, closed
) ->
6595 try List.assoc
"mode" attrs
6596 with Not_found
-> "global"
6602 let h = findkeyhash c modename in
6603 KeyMap.iter
(Hashtbl.replace
h) keymap
;
6604 doc
path pan
anchor c bookmarks
6606 { v with f = pkeymap
ret KeyMap.empty }
6608 | Vopen
(_, _, _) ->
6609 error
"unexpected subelement in doc" s spos
6612 Hashtbl.add
h path (c, List.rev bookmarks
, pan
, anchor);
6613 { v with f = llppconfig
}
6615 | Vclose
_ -> error
"unexpected close in doc" s spos
6617 and pkeymap
ret keymap
v t spos
_ =
6619 | Vdata
| Vcdata
-> v
6620 | Vend
-> error
"unexpected end of input in keymap" s spos
6621 | Vopen
("map", attrs
, closed
) ->
6622 let r, l = map_of attrs
in
6623 let kss = fromstring keys_of_string spos
"in" r [] in
6624 let lss = fromstring keys_of_string spos
"out" l [] in
6628 | ks
:: [] -> KeyMap.add ks
(KMinsrl
lss) keymap
6629 | ks
:: rest
-> KeyMap.add ks
(KMmulti
(rest
, lss)) keymap
6632 then { v with f = pkeymap
ret keymap }
6635 { v with f = skip
"map" f }
6638 error
"unexpected subelement in keymap" s spos
6640 | Vclose
"keymap" ->
6641 { v with f = ret keymap }
6643 | Vclose
_ -> error
"unexpected close in keymap" s spos
6645 and pbookmarks
path pan
anchor c bookmarks
v t spos
_ =
6647 | Vdata
| Vcdata
-> v
6648 | Vend
-> error
"unexpected end of input in bookmarks" s spos
6649 | Vopen
("item", attrs
, closed
) ->
6650 let titleent, spage
, srely
, svisy
= bookmark_of attrs
in
6651 let page = fromstring int_of_string spos
"page" spage
0
6652 and rely = fromstring float_of_string spos
"rely" srely
0.0
6653 and visy
= fromstring float_of_string spos
"visy" svisy
0.0 in
6655 (unent titleent, 0, (page, rely, visy
)) :: bookmarks
6658 then { v with f = pbookmarks
path pan
anchor c bookmarks }
6661 { v with f = skip
"item" f }
6664 error
"unexpected subelement in bookmarks" s spos
6666 | Vclose
"bookmarks" ->
6667 { v with f = doc
path pan
anchor c bookmarks }
6669 | Vclose
_ -> error
"unexpected close in bookmarks" s spos
6671 and skip tag
f v t spos
_ =
6673 | Vdata
| Vcdata
-> v
6675 error
("unexpected end of input in skipped " ^ tag
) s spos
6676 | Vopen
(tag'
, _, closed
) ->
6680 let f'
() = { v with f = skip tag
f } in
6681 { v with f = skip tag'
f'
}
6685 else error
("unexpected close in skipped " ^ tag
) s spos
6688 parse
{ f = toplevel; accu = () } s;
6694 let len = in_channel_length ic
in
6695 let s = String.create
len in
6696 really_input ic
s 0 len;
6699 | Parse_error
(msg
, s, pos
) ->
6700 let subs = subs s pos
in
6701 let s = Printf.sprintf
"%s: at %d [..%s..]" msg pos
subs in
6702 failwith
("parse error: " ^
s)
6705 failwith
("config load error: " ^ exntos exn
)
6711 let dir = Filename.concat
home ".config" in
6712 if Sys.is_directory
dir then dir else home
6715 Filename.concat
dir "llpp.conf"
6718 let confpath = ref defconfpath;;
6721 if Sys.file_exists
!confpath
6724 (try Some
(open_in_bin
!confpath)
6727 ("Error opening configuration file `" ^
!confpath ^
"': " ^
6738 ("Error loading configuration from `" ^
!confpath ^
"': " ^
6747 f (Hashtbl.create
0, defconf)
6752 let pc, pb
, px, pa
=
6754 Hashtbl.find h (Filename.basename
state.origin
)
6755 with Not_found
-> dc, [], 0, emptyanchor
6759 state.bookmarks <- pb
;
6761 state.scrollw
<- conf.scrollbw
;
6763 then state.anchor <- pa
;
6764 cbput state.hists
.nav pa
;
6770 let add_attrs bb always
dc c =
6773 then Printf.bprintf bb
"\n %s='%b'" s a
6776 then Printf.bprintf bb
"\n %s='%d'" s a
6779 then Printf.bprintf bb
"\n %s='%s'" s (string_with_suffix_of_int a)
6782 then Printf.bprintf bb
"\n %s='%g'" s (a*.100.)
6785 then Printf.bprintf bb
"\n %s='%f'" s a
6789 Printf.bprintf bb
"\n %s='%s'" s (color_to_string a)
6793 Printf.bprintf bb
"\n %s='%s'" s (colorspace_to_string a)
6797 Printf.bprintf bb
"\n %s='%s'" s (irect_to_string a)
6801 Printf.bprintf bb
"\n %s='%s'" s (enent
a 0 (String.length
a))
6807 | Some
(_N
, _A
, _B
) ->
6808 Printf.bprintf bb
"\n %s='%u,%u,%u'" s _N _A _B
6818 else string_of_float
f
6820 Printf.bprintf bb
"\n %s='%s'" s v
6825 | Cmulti
((n, a, b), _) when n > 1 ->
6826 Printf.bprintf bb
"\n %s='%d,%d,%d'" s n a b
6827 | Csplit
(n, _) when n > 1 ->
6828 Printf.bprintf bb
"\n %s='%d'" s ~
-n
6834 | Some
c when c > 1 -> Printf.bprintf bb
"\n %s='%d'" s c
6839 Printf.bprintf bb
"\n %s='%s'" s (fitmodel_to_string a)
6841 oi
"width" c.cwinw
dc.cwinw
;
6842 oi
"height" c.cwinh
dc.cwinh
;
6843 oi
"scroll-bar-width" c.scrollbw
dc.scrollbw
;
6844 oi
"scroll-handle-height" c.scrollh
dc.scrollh
;
6845 ob "case-insensitive-search" c.icase
dc.icase
;
6846 ob "preload" c.preload dc.preload;
6847 oi
"page-bias" c.pagebias
dc.pagebias
;
6848 oi
"scroll-step" c.scrollstep
dc.scrollstep
;
6849 oi
"auto-scroll-step" c.autoscrollstep
dc.autoscrollstep
;
6850 ob "max-height-fit" c.maxhfit
dc.maxhfit
;
6851 ob "crop-hack" c.crophack
dc.crophack
;
6852 oW
"throttle" c.maxwait
dc.maxwait
;
6853 ob "highlight-links" c.hlinks
dc.hlinks
;
6854 ob "under-cursor-info" c.underinfo
dc.underinfo
;
6855 oi
"vertical-margin" c.interpagespace
dc.interpagespace
;
6856 oz
"zoom" c.zoom dc.zoom;
6857 ob "presentation" c.presentation
dc.presentation
;
6858 oi
"rotation-angle" c.angle
dc.angle
;
6859 ob "persistent-bookmarks" c.savebmarks
dc.savebmarks
;
6860 oFm
"fit-model" c.fitmodel
dc.fitmodel
;
6861 oI
"pixmap-cache-size" c.memlimit
dc.memlimit
;
6862 oi
"tex-count" c.texcount
dc.texcount
;
6863 oi
"slice-height" c.sliceheight
dc.sliceheight
;
6864 oi
"thumbnail-width" c.thumbw
dc.thumbw
;
6865 ob "persistent-location" c.jumpback
dc.jumpback
;
6866 oc
"background-color" c.bgcolor
dc.bgcolor
;
6867 ob "scrollbar-in-presentation" c.scrollbarinpm
dc.scrollbarinpm
;
6868 oi
"tile-width" c.tilew
dc.tilew
;
6869 oi
"tile-height" c.tileh
dc.tileh
;
6870 oI
"mupdf-store-size" c.mustoresize
dc.mustoresize
;
6871 ob "checkers" c.checkers
dc.checkers
;
6872 oi
"aalevel" c.aalevel
dc.aalevel
;
6873 ob "trim-margins" c.trimmargins
dc.trimmargins
;
6874 oR
"trim-fuzz" c.trimfuzz
dc.trimfuzz
;
6875 os
"uri-launcher" c.urilauncher
dc.urilauncher
;
6876 os
"path-launcher" c.pathlauncher
dc.pathlauncher
;
6877 oC
"color-space" c.colorspace
dc.colorspace
;
6878 ob "invert-colors" c.invert
dc.invert
;
6879 oF
"brightness" c.colorscale
dc.colorscale
;
6880 ob "redirectstderr" c.redirectstderr dc.redirectstderr;
6881 og
"ghyllscroll" c.ghyllscroll
dc.ghyllscroll
;
6882 oco
"columns" c.columns
dc.columns
;
6883 obeco
"birds-eye-columns" c.beyecolumns
dc.beyecolumns
;
6884 os
"selection-command" c.selcmd
dc.selcmd
;
6885 os
"synctex-command" c.stcmd
dc.stcmd
;
6886 ob "update-cursor" c.updatecurs
dc.updatecurs
;
6887 oi
"hint-font-size" c.hfsize
dc.hfsize
;
6888 oi
"horizontal-scroll-step" c.hscrollstep
dc.hscrollstep
;
6889 oF
"page-scroll-scale" c.pgscale dc.pgscale;
6890 ob "use-pbo" c.usepbo
dc.usepbo
;
6891 ob "wheel-scrolls-pages" c.wheelbypage
dc.wheelbypage
;
6894 let keymapsbuf always
dc c =
6895 let bb = Buffer.create
16 in
6896 let rec loop = function
6898 | (modename, h) :: rest
->
6899 let dh = findkeyhash dc modename in
6900 if always
|| h <> dh
6902 if Hashtbl.length
h > 0
6904 if Buffer.length
bb > 0
6905 then Buffer.add_char
bb '
\n'
;
6906 Printf.bprintf
bb "<keymap mode='%s'>\n" modename;
6907 Hashtbl.iter
(fun i
o ->
6908 let isdifferent = always
||
6910 let dO = Hashtbl.find dh i
in
6912 with Not_found
-> true
6917 if Wsi.withctrl
m then Buffer.add_string
bb "ctrl-";
6918 if Wsi.withalt
m then Buffer.add_string
bb "alt-";
6919 if Wsi.withshift
m then Buffer.add_string
bb "shift-";
6920 if Wsi.withmeta
m then Buffer.add_string
bb "meta-";
6921 Buffer.add_string
bb (Wsi.keyname
k);
6924 let rec loop = function
6926 | km
:: [] -> addkm km
6927 | km
:: rest
-> addkm km
; Buffer.add_char
bb ' '
; loop rest
6931 Buffer.add_string
bb "<map in='";
6935 Buffer.add_string
bb "' out='";
6937 Buffer.add_string
bb "'/>\n"
6940 Buffer.add_string
bb "' out='";
6942 Buffer.add_string
bb "'/>\n"
6944 | KMmulti
(ins, kms
) ->
6945 Buffer.add_char
bb ' '
;
6947 Buffer.add_string
bb "' out='";
6949 Buffer.add_string
bb "'/>\n"
6951 Buffer.add_string
bb "</keymap>";
6961 let uifontsize = fstate.fontsize
in
6962 let bb = Buffer.create
32768 in
6967 | Wsi.Fullscreen
-> (conf.cwinw
, conf.cwinh
)
6968 | Wsi.MaxVert
-> (w, conf.cwinh
)
6969 | Wsi.MaxHorz
-> (conf.cwinw
, h)
6971 (state.winw, state.winh
) state.winstate
6976 let dc = if conf.bedefault
then conf else dc in
6977 Buffer.add_string
bb "<llppconfig>\n";
6979 if String.length
!fontpath > 0
6981 Printf.bprintf
bb "<ui-font size='%d'><![CDATA[%s]]></ui-font>\n"
6987 Printf.bprintf
bb "<ui-font size='%d'/>\n" uifontsize
6990 Buffer.add_string
bb "<defaults ";
6991 add_attrs bb true dc dc;
6992 let kb = keymapsbuf true dc dc in
6993 if Buffer.length
kb > 0
6995 Buffer.add_string
bb ">\n";
6996 Buffer.add_buffer
bb kb;
6997 Buffer.add_string
bb "\n</defaults>\n";
6999 else Buffer.add_string
bb "/>\n";
7001 let adddoc path pan
anchor c bookmarks =
7002 if bookmarks == [] && c = dc && anchor = emptyanchor
7005 Printf.bprintf
bb "<doc path='%s'"
7006 (enent
path 0 (String.length
path));
7008 if anchor <> emptyanchor
7010 let n, rely, visy
= anchor in
7011 Printf.bprintf
bb " page='%d'" n;
7014 Printf.bprintf
bb " rely='%f'" rely
7016 if abs_float visy
> 1e-6
7018 Printf.bprintf
bb " visy='%f'" visy
7023 then Printf.bprintf
bb " pan='%d'" pan
;
7025 add_attrs bb false dc c;
7026 let kb = keymapsbuf false dc c in
7028 begin match bookmarks with
7030 if Buffer.length
kb > 0
7032 Buffer.add_string
bb ">\n";
7033 Buffer.add_buffer
bb kb;
7034 Buffer.add_string
bb "\n</doc>\n";
7036 else Buffer.add_string
bb "/>\n"
7038 Buffer.add_string
bb ">\n<bookmarks>\n";
7039 List.iter
(fun (title, _level
, (page, rely, visy
)) ->
7041 "<item title='%s' page='%d'"
7042 (enent
title 0 (String.length
title))
7047 Printf.bprintf
bb " rely='%f'" rely
7049 if abs_float visy
> 1e-6
7051 Printf.bprintf
bb " visy='%f'" visy
7053 Buffer.add_string
bb "/>\n";
7055 Buffer.add_string
bb "</bookmarks>";
7056 if Buffer.length
kb > 0
7058 Buffer.add_string
bb "\n";
7059 Buffer.add_buffer
bb kb;
7061 Buffer.add_string
bb "\n</doc>\n";
7067 match state.mode with
7068 | Birdseye
(c, pan, _, _, _) ->
7070 match conf.columns
with
7071 | Cmulti
((c, _, _), _) -> Some
c
7075 match c.columns
with
7076 | Cmulti
(c, _) -> Cmulti
(c, [||])
7077 | Csingle
_ -> Csingle
[||]
7078 | Csplit
_ -> failwith
"quit from bird's eye while split"
7080 pan, { c with beyecolumns = beyecolumns; columns
= columns
}
7081 | _ -> state.x, conf
7083 let basename = Filename.basename state.origin
in
7084 adddoc basename pan (getanchor ())
7086 let autoscrollstep =
7087 match state.autoscroll
with
7089 | None
-> conf.autoscrollstep
7091 match state.mode with
7092 | Birdseye
(bc
, _, _, _, _) ->
7095 presentation
= bc
.presentation
;
7096 interpagespace
= bc
.interpagespace
;
7097 maxwait
= bc
.maxwait
;
7098 autoscrollstep = autoscrollstep }
7099 | _ -> { conf with autoscrollstep = autoscrollstep }
7101 (if conf.savebmarks
then state.bookmarks else []);
7103 Hashtbl.iter
(fun path (c, bookmarks, x, anchor) ->
7105 then adddoc path x anchor c bookmarks
7107 Buffer.add_string
bb "</llppconfig>\n";
7110 if load1 f && Buffer.length
bb > 0
7113 let tmp = !confpath ^
".tmp" in
7114 let oc = open_out_bin
tmp in
7115 Buffer.output_buffer
oc bb;
7117 Unix.rename
tmp !confpath;
7120 ("error while saving configuration: " ^ exntos exn
)
7124 let adderrmsg src msg
=
7125 Buffer.add_string
state.errmsgs msg
;
7126 state.newerrmsgs
<- true;
7130 let adderrfmt src fmt
=
7131 Format.kprintf
(fun s -> adderrmsg src s) fmt
;
7135 let cl = splitatspace cmds
in
7137 try Scanf.sscanf
s fmt
f
7139 adderrfmt "remote exec"
7140 "error processing '%S': %s\n" cmds
(exntos exn
)
7143 | "reload" :: [] -> reload ()
7144 | "goto" :: args :: [] ->
7145 scan args "%u %f %f"
7147 let cmd, _ = state.geomcmds
in
7148 if String.length
cmd = 0
7149 then gotopagexy pageno x y
7152 gotopagexy pageno x y;
7155 state.reprf
<- f state.reprf
7157 | "goto1" :: args :: [] -> scan args "%u %f" gotopage
7158 | "rect" :: args :: [] ->
7159 scan args "%u %u %f %f %f %f"
7160 (fun pageno color x0 y0 x1 y1 ->
7161 onpagerect pageno (fun w h ->
7162 let _,w1,h1
,_ = getpagedim pageno in
7163 let sw = float w1 /. w
7164 and sh = float h1
/. h in
7168 and y1s
= y1 *. sh in
7169 let rect = (x0s,y0s
,x1s
,y0s
,x1s
,y1s
,x0s,y1s
) in
7171 state.rects <- (pageno, color, rect) :: state.rects;
7172 G.postRedisplay "rect";
7175 | "activatewin" :: [] -> Wsi.activatewin
()
7176 | "quit" :: [] -> raise Quit
7178 adderrfmt "remote command"
7179 "error processing remote command: %S\n" cmds
;
7183 let scratch = String.create
80 in
7184 let buf = Buffer.create
80 in
7187 try Some
(Unix.read fd
scratch 0 80)
7189 | Unix.Unix_error
(Unix.EAGAIN
, _, _) -> None
7190 | Unix.Unix_error
(Unix.EINTR
, _, _) -> tempfr ()
7193 match tempfr () with
7199 if Buffer.length
buf > 0
7201 let s = Buffer.contents
buf in
7211 let pos = String.index_from
scratch ppos '
\n'
in
7212 if pos >= n then -1 else pos
7213 with Not_found
-> -1
7217 Buffer.add_substring
buf scratch ppos
(nlpos-ppos
);
7218 let s = Buffer.contents
buf in
7224 Buffer.add_substring
buf scratch ppos
(n-ppos
);
7230 let remoteopen path =
7231 try Some
(Unix.openfile
path [Unix.O_NONBLOCK
; Unix.O_RDONLY
] 0o0
)
7233 adderrfmt "remoteopen" "error opening %S: %s" path (exntos exn
);
7238 let trimcachepath = ref "" in
7239 let rcmdpath = ref "" in
7242 [("-p", Arg.String
(fun s -> state.password
<- s),
7243 "<password> Set password");
7245 ("-f", Arg.String
(fun s -> Config.fontpath := s),
7246 "<path> Set path to the user interface font");
7248 ("-c", Arg.String
(fun s -> Config.confpath := s),
7249 "<path> Set path to the configuration file");
7251 ("-tcf", Arg.String
(fun s -> trimcachepath := s),
7252 "<path> Set path to the trim cache file");
7254 ("-dest", Arg.String
(fun s -> state.nameddest
<- s),
7255 "<named-destination> Set named destination");
7257 ("-wtmode", Arg.Set
wtmode, " Operate in wt mode");
7259 ("-remote", Arg.String
(fun s -> rcmdpath := s),
7260 "<path> Set path to the remote commands source");
7262 ("-origin", Arg.String
(fun s -> state.origin
<- s),
7263 "<original path> Set original path");
7265 ("-v", Arg.Unit
(fun () ->
7267 "%s\nconfiguration path: %s\n"
7271 exit
0), " Print version and exit");
7274 (fun s -> state.path <- s)
7275 ("Usage: " ^
Sys.argv
.(0) ^
" [options] some.pdf\nOptions:")
7277 if String.length
state.path = 0
7278 then (prerr_endline
"file name missing"; exit
1);
7280 if not
(Config.load ())
7281 then prerr_endline
"failed to load configuration";
7283 let globalkeyhash = findkeyhash conf "global" in
7284 let wsfd, winw, winh
= Wsi.init
(object
7286 if nogeomcmds state.geomcmds
|| platform == Posx
7289 GlClear.color (scalecolor2 conf.bgcolor
);
7290 GlClear.clear
[`
color];
7292 method display = display ()
7293 method reshape w h = reshape w h
7294 method mouse b d x y m = mouse b d x y m
7295 method motion x y = state.mpos
<- (x, y); motion x y
7296 method pmotion x y = state.mpos
<- (x, y); pmotion x y
7298 let mascm = m land (
7299 Wsi.altmask
+ Wsi.shiftmask
+ Wsi.ctrlmask
+ Wsi.metamask
7301 match state.keystate
with
7303 let km = k, mascm in
7306 let modehash = state.uioh#
modehash in
7307 try Hashtbl.find modehash km
7309 try Hashtbl.find globalkeyhash km
7310 with Not_found
-> KMinsrt
(k, m)
7312 | KMinsrt
(k, m) -> keyboard k m
7313 | KMinsrl
l -> List.iter
(fun (k, m) -> keyboard k m) l
7314 | KMmulti
(l, r) -> state.keystate
<- KSinto
(l, r)
7316 | KSinto
((k'
, m'
) :: [], insrt
) when k'
=k && m'
land mascm = m'
->
7317 List.iter
(fun (k, m) -> keyboard k m) insrt
;
7318 state.keystate
<- KSnone
7319 | KSinto
((k'
, m'
) :: keys
, insrt
) when k'
=k && m'
land mascm = m'
->
7320 state.keystate
<- KSinto
(keys
, insrt
)
7322 state.keystate
<- KSnone
7324 method enter
x y = state.mpos
<- (x, y); pmotion x y
7325 method leave = state.mpos
<- (-1, -1)
7326 method winstate wsl
= state.winstate
<- wsl
7327 method quit
= raise Quit
7328 end) conf.cwinw
conf.cwinh
(platform = Posx
) in
7333 List.exists
GlMisc.check_extension
7334 [ "GL_ARB_texture_rectangle"
7335 ; "GL_EXT_texture_recangle"
7336 ; "GL_NV_texture_rectangle" ]
7338 then (prerr_endline
"OpenGL does not suppport rectangular textures"; exit
1);
7341 match Ne.pipe () with
7343 Printf.eprintf
"pipe/crsw failed: %s" (exntos exn
);
7347 match Ne.pipe () with
7349 Printf.eprintf
"pipe/srcw failed: %s" (exntos exn
);
7359 setcheckers conf.checkers
;
7363 conf.angle
, conf.fitmodel
, (conf.trimmargins
, conf.trimfuzz
),
7364 conf.texcount
, conf.sliceheight
, conf.mustoresize
, conf.colorspace
,
7365 !Config.fontpath, !trimcachepath,
7366 GlMisc.check_extension
"GL_ARB_pixel_buffer_object"
7370 state.text <- "Opening " ^
(mbtoutf8
state.path);
7372 opendoc state.path state.password
;
7375 Sys.set_signal
Sys.sighup
(Sys.Signal_handle
(fun _ -> reload ()));
7378 if String.length
!rcmdpath > 0
7379 then remoteopen !rcmdpath
7384 let rec loop deadline
=
7386 match state.errfd
with
7387 | None
-> [state.sr
; state.wsfd]
7388 | Some fd
-> [state.sr
; state.wsfd; fd
]
7393 | Some fd
-> fd
:: r
7397 state.redisplay
<- false;
7404 if deadline
= infinity
7406 else max
0.0 (deadline
-. now)
7411 try Unix.select
r [] [] timeout
7412 with Unix.Unix_error
(Unix.EINTR
, _, _) -> [], [], []
7418 if state.ghyll
== noghyll
7420 match state.autoscroll
with
7421 | Some step
when step
!= 0 ->
7422 let y = state.y + step
in
7426 else if y >= state.maxy then 0 else y
7429 if state.mode = View
7430 then state.text <- "";
7433 else deadline
+. 0.01
7438 let rec checkfds = function
7440 | fd
:: rest
when fd
= state.sr
->
7441 let cmd = readcmd state.sr
in
7445 | fd
:: rest
when fd
= state.wsfd ->
7449 | fd
:: rest
when Some fd
= !optrfd ->
7450 begin match remote fd
with
7451 | None
-> optrfd := remoteopen !rcmdpath;
7452 | opt -> optrfd := opt
7457 let s = String.create
80 in
7458 let n = tempfailureretry
(Unix.read fd
s 0) 80 in
7459 if conf.redirectstderr
7461 Buffer.add_substring
state.errmsgs
s 0 n;
7462 state.newerrmsgs
<- true;
7463 state.redisplay
<- true;
7466 prerr_string
(String.sub
s 0 n);
7474 if deadline
= infinity
7478 match state.autoscroll
with
7479 | Some step
when step
!= 0 -> deadline1
7480 | _ -> if state.ghyll
== noghyll then infinity
else deadline1