6 external init
: Unix.file_descr
-> params
-> unit = "ml_init";;
7 external seltext
: opaque
-> (int * int * int * int) -> unit = "ml_seltext";;
8 external hassel
: opaque
-> bool = "ml_hassel";;
9 external copysel
: Unix.file_descr
-> opaque
-> unit = "ml_copysel";;
10 external getpdimrect
: int -> float array
= "ml_getpdimrect";;
11 external whatsunder
: opaque
-> int -> int -> under
= "ml_whatsunder";;
12 external markunder
: opaque
-> int -> int -> mark
-> bool = "ml_markunder";;
13 external clearmark
: opaque
-> unit = "ml_clearmark";;
14 external zoomforh
: int -> int -> int -> int -> float = "ml_zoom_for_height";;
15 external drawstr
: int -> int -> int -> string -> float = "ml_draw_string";;
16 external measurestr
: int -> string -> float = "ml_measure_string";;
17 external postprocess
:
18 opaque
-> int -> int -> int -> (int * string * int) -> int
20 external pagebbox
: opaque
-> (int * int * int * int) = "ml_getpagebox";;
21 external setaalevel
: int -> unit = "ml_setaalevel";;
22 external realloctexts
: int -> bool = "ml_realloctexts";;
23 external findlink
: opaque
-> linkdir
-> link
= "ml_findlink";;
24 external getlink
: opaque
-> int -> under
= "ml_getlink";;
25 external getlinkrect
: opaque
-> int -> irect
= "ml_getlinkrect";;
26 external getlinkcount
: opaque
-> int = "ml_getlinkcount";;
27 external findpwl
: int -> int -> pagewithlinks
= "ml_find_page_with_links";;
28 external getpbo
: width
-> height
-> colorspace
-> opaque
= "ml_getpbo";;
29 external freepbo
: opaque
-> unit = "ml_freepbo";;
30 external unmappbo
: opaque
-> unit = "ml_unmappbo";;
31 external pbousable
: unit -> bool = "ml_pbo_usable";;
32 external unproject
: opaque
-> int -> int -> (int * int) option
34 external drawtile
: tileparams
-> opaque
-> unit = "ml_drawtile";;
35 external rectofblock
: opaque
-> int -> int -> float array
option
37 external begintiles
: unit -> unit = "ml_begintiles";;
38 external endtiles
: unit -> unit = "ml_endtiles";;
39 external addannot
: opaque
-> int -> int -> string -> unit = "ml_addannot";;
40 external modannot
: opaque
-> slinkindex
-> string -> unit = "ml_modannot";;
41 external delannot
: opaque
-> slinkindex
-> unit = "ml_delannot";;
42 external hasunsavedchanges
: unit -> bool = "ml_hasunsavedchanges";;
43 external savedoc
: string -> unit = "ml_savedoc";;
44 external getannotcontents
: opaque
-> slinkindex
-> string
45 = "ml_getannotcontents";;
47 let reeenterhist = ref false;;
48 let selfexec = ref E.s
;;
50 let drawstring size x y s
=
52 Gl.enable `texture_2d
;
53 GlFunc.blend_func ~src
:`src_alpha ~dst
:`one_minus_src_alpha
;
54 ignore
(drawstr size x y s
);
56 Gl.disable `texture_2d
;
59 let drawstring1 size x y s
=
63 let drawstring2 size x y fmt
=
64 Printf.kprintf
(drawstring size
(x
+1) (y
+size
+1)) fmt
68 dolog
"l %d dim=%d {" l
.pageno l
.pagedimno
;
69 dolog
" WxH %dx%d" l
.pagew l
.pageh
;
70 dolog
" vWxH %dx%d" l
.pagevw l
.pagevh
;
71 dolog
" pagex,y %d,%d" l
.pagex l
.pagey
;
72 dolog
" dispx,y %d,%d" l
.pagedispx l
.pagedispy
;
73 dolog
" column %d" l
.pagecol
;
77 let debugrect (x0
, y0
, x1
, y1
, x2
, y2
, x3
, y3
) =
79 dolog
" x0,y0=(% f, % f)" x0 y0
;
80 dolog
" x1,y1=(% f, % f)" x1 y1
;
81 dolog
" x2,y2=(% f, % f)" x2 y2
;
82 dolog
" x3,y3=(% f, % f)" x3 y3
;
86 let isbirdseye = function
93 let istextentry = function
100 let wtmode = ref false;;
101 let cxack = ref false;;
103 let pgscale h
= truncate
(float h
*. conf
.pgscale);;
106 if not state
.uioh#alwaysscrolly
&& (conf
.scrollb
land scrollbhv
= 0)
107 || (state
.x
= 0 && state
.w
<= state
.winw
- conf
.scrollbw
)
113 if not state
.uioh#alwaysscrolly
&& (conf
.scrollb
land scrollbvv
= 0)
118 let wadjsb () = -vscrollw ();;
119 let xadjsb () = if conf
.leftscroll
then vscrollw () else 0;;
122 fstate
.fontsize
<- n
;
123 fstate
.wwidth
<- measurestr fstate
.fontsize
"w";
124 fstate
.maxrows
<- (state
.winh
- fstate
.fontsize
- 1) / (fstate
.fontsize
+ 1);
130 Printf.kprintf prerr_endline fmt
132 Printf.kprintf ignore fmt
136 if emptystr conf
.pathlauncher
137 then print_endline state
.path
139 let command = Str.global_replace percentsre state
.path conf
.pathlauncher
in
140 try addpid
@@ popen
command []
142 Printf.eprintf
"failed to execute `%s': %s\n" command (exntos exn
);
147 let redirectstderr () =
148 let clofail what errmsg
= dolog
"failed to close %s: %s" what errmsg
in
149 if conf
.redirectstderr
151 match Unix.pipe
() with
153 dolog
"failed to create stderr redirection pipes: %s" (exntos exn
)
156 begin match Unix.dup
Unix.stderr
with
158 dolog
"failed to dup stderr: %s" (exntos exn
);
159 Ne.clo r
(clofail "pipe/r");
160 Ne.clo w
(clofail "pipe/w");
163 begin match Unix.dup2 w
Unix.stderr
with
165 dolog
"failed to dup2 to stderr: %s" (exntos exn
);
166 Ne.clo dupstderr
(clofail "stderr duplicate");
167 Ne.clo r
(clofail "redir pipe/r");
168 Ne.clo w
(clofail "redir pipe/w");
171 state
.stderr
<- dupstderr
;
172 state
.errfd
<- Some r
;
176 state
.newerrmsgs
<- false;
177 begin match state
.errfd
with
179 begin match Unix.dup2 state
.stderr
Unix.stderr
with
181 dolog
"failed to dup2 original stderr: %s" (exntos exn
)
183 Ne.clo fd
(clofail "dup of stderr");
188 prerr_string
(Buffer.contents state
.errmsgs
);
190 Buffer.clear state
.errmsgs
;
196 let postRedisplay who
=
198 then prerr_endline
("redisplay for " ^ who
);
199 state
.redisplay
<- true;
203 let getopaque pageno
=
204 try Some
(Hashtbl.find state
.pagemap
(pageno
, state
.gen
))
205 with Not_found
-> None
208 let putopaque pageno opaque
=
209 Hashtbl.replace state
.pagemap
(pageno
, state
.gen
) opaque
212 let pagetranslatepoint l x y
=
213 let dy = y
- l
.pagedispy
in
214 let y = dy + l
.pagey
in
215 let dx = x
- l
.pagedispx
in
216 let x = dx + l
.pagex
in
220 let onppundermouse g
x y d
=
223 begin match getopaque l
.pageno
with
225 let x0 = l
.pagedispx
in
226 let x1 = x0 + l
.pagevw
in
227 let y0 = l
.pagedispy
in
228 let y1 = y0 + l
.pagevh
in
229 if y >= y0 && y <= y1 && x >= x0 && x <= x1
231 let px, py
= pagetranslatepoint l
x y in
232 match g opaque l
px py
with
245 let g opaque l
px py
=
248 match rectofblock opaque
px py
with
250 let rect = (a
.(0),a
.(2),a
.(1),a
.(2),a
.(1),a
.(3),a
.(0),a
.(3)) in
251 state
.rects
<- [l
.pageno
, l
.pageno
mod 3, rect];
252 G.postRedisplay "getunder";
255 let under = whatsunder opaque
px py
in
256 if under = Unone
then None
else Some
under
258 onppundermouse g x y Unone
263 match unproject opaque
x y with
264 | Some
(x, y) -> Some
(Some
(opaque
, l
.pageno
, x, y))
267 onppundermouse g x y None
;
271 state
.text
<- Printf.sprintf
"%c%s" c s
;
272 G.postRedisplay "showtext";
275 let pipesel opaque cmd
=
278 match Unix.pipe
() with
281 (Printf.sprintf
"pipesel can not create pipe: %s" (exntos exn
));
283 let doclose what fd
=
284 Ne.clo fd
(fun msg
-> dolog
"%s close failed: %s" what msg
)
287 try popen cmd
[r
, 0; w
, -1]
289 dolog
"can not execute %S: %s" cmd
(exntos exn
);
295 G.postRedisplay "pipesel";
297 else doclose "pipesel pipe/w" w
;
298 doclose "pipesel pipe/r" r
;
302 let g opaque l
px py
=
303 if markunder opaque
px py conf
.paxmark
306 match getopaque l
.pageno
with
308 | Some opaque
-> pipesel opaque conf
.paxcmd
313 G.postRedisplay "paxunder";
314 if conf
.paxmark
= Mark_page
317 match getopaque l
.pageno
with
319 | Some opaque
-> clearmark opaque
) state
.layout
;
321 onppundermouse g x y (fun () -> showtext '
!'
"Whoopsie daisy");
325 match Unix.pipe
() with
327 showtext '
!'
(Printf.sprintf
"pipe failed: %s" (exntos exn
))
330 Ne.clo fd
(fun msg
->
331 showtext '
!'
(Printf.sprintf
"failed to close %s: %s" cap msg
)
335 try popen conf
.selcmd
[r
, 0; w
, -1]
338 (Printf.sprintf
"failed to execute %s: %s"
339 conf
.selcmd
(exntos exn
));
345 let l = String.length s
in
346 let bytes = Bytes.unsafe_of_string s
in
347 let n = tempfailureretry
(Unix.write w
bytes 0) l in
352 "failed to write %d characters to sel pipe, wrote %d"
357 (Printf.sprintf
"failed to write to sel pipe: %s"
362 clo "selstring pipe/r" r
;
363 clo "selstring pipe/w" w
;
366 let undertext = function
369 | Ulinkgoto
(pageno
, _
) -> Printf.sprintf
"%s: page %d" state
.path
(pageno
+1)
370 | Utext s
-> "font: " ^ s
371 | Uunexpected s
-> "unexpected: " ^ s
372 | Ulaunch s
-> "launch: " ^ s
373 | Unamed s
-> "named: " ^ s
374 | Uremote
(filename
, pageno
) ->
375 Printf.sprintf
"%s: page %d" filename
(pageno
+1)
376 | Uremotedest
(filename
, destname
) ->
377 Printf.sprintf
"%s: destination %S" filename destname
378 | Uannotation
(opaque
, slinkindex
) ->
379 "annotation: " ^ getannotcontents opaque slinkindex
382 let updateunder x y =
383 match getunder x y with
384 | Unone
-> Wsi.setcursor
Wsi.CURSOR_INHERIT
386 if conf
.underinfo
then showtext 'u'
("ri: " ^ uri
);
387 Wsi.setcursor
Wsi.CURSOR_INFO
388 | Ulinkgoto
(pageno
, _
) ->
390 then showtext 'p'
("age: " ^ string_of_int
(pageno
+1));
391 Wsi.setcursor
Wsi.CURSOR_INFO
393 if conf
.underinfo
then showtext '
f'
("ont: " ^ s
);
394 Wsi.setcursor
Wsi.CURSOR_TEXT
396 if conf
.underinfo
then showtext 'u'
("nexpected: " ^ s
);
397 Wsi.setcursor
Wsi.CURSOR_INHERIT
399 if conf
.underinfo
then showtext '
l'
("aunch: " ^ s
);
400 Wsi.setcursor
Wsi.CURSOR_INHERIT
402 if conf
.underinfo
then showtext '
n'
("amed: " ^ s
);
403 Wsi.setcursor
Wsi.CURSOR_INHERIT
404 | Uremote
(filename
, pageno
) ->
405 if conf
.underinfo
then showtext 'r'
406 (Printf.sprintf
"emote: %s (%d)" filename
(pageno
+1));
407 Wsi.setcursor
Wsi.CURSOR_INFO
408 | Uremotedest
(filename
, destname
) ->
409 if conf
.underinfo
then showtext 'r'
410 (Printf.sprintf
"emote destination: %s (%S)" filename destname
);
411 Wsi.setcursor
Wsi.CURSOR_INFO
413 if conf
.underinfo
then showtext 'a'
"nnotation";
414 Wsi.setcursor
Wsi.CURSOR_INFO
417 let showlinktype under =
418 if conf
.underinfo
&& under != Unone
419 then showtext ' '
@@ undertext under
422 let intentry_with_suffix text key
=
424 if key
>= 32 && key
< 127
428 match Char.lowercase
c with
430 let text = addchar
text c in
434 let text = addchar
text c in
438 state
.text <- Printf.sprintf
"invalid char (%d, `%c')" key
c;
443 let s = Bytes.create
4 in
444 let n = tempfailureretry
(Unix.read fd
s 0) 4 in
445 if n != 4 then error
"incomplete read(len) = %d" n;
446 let len = (Char.code
(Bytes.get
s 0) lsl 24)
447 lor (Char.code
(Bytes.get
s 1) lsl 16)
448 lor (Char.code
(Bytes.get
s 2) lsl 8)
449 lor (Char.code
(Bytes.get
s 3))
451 let s = Bytes.create
len in
452 let n = tempfailureretry
(Unix.read fd
s 0) len in
453 if n != len then error
"incomplete read(data) %d vs %d" n len;
458 let b = Buffer.create
16 in
459 Buffer.add_string
b "llll";
462 let s = Buffer.to_bytes
b in
463 let n = Bytes.length
s in
465 (* dolog "wcmd %S" (String.sub s 4 len); *)
466 Bytes.set
s 0 (Char.chr
((len lsr 24) land 0xff));
467 Bytes.set
s 1 (Char.chr
((len lsr 16) land 0xff));
468 Bytes.set
s 2 (Char.chr
((len lsr 8) land 0xff));
469 Bytes.set
s 3 (Char.chr
(len land 0xff));
470 let n'
= tempfailureretry
(Unix.write state
.ss
s 0) n in
471 if n'
!= n then error
"write failed %d vs %d" n'
n;
475 let nogeomcmds cmds
=
477 | s, [] -> emptystr
s
481 let layoutN ((columns
, coverA
, coverB
), b) y sh
=
482 let sh = sh - (hscrollh ()) in
483 let wadj = wadjsb () in
484 let rec fold accu
n =
485 if n = Array.length
b
488 let pdimno, dx, vy
, (_
, w
, h
, xoff
) = b.(n) in
491 || n = state
.pagecount
- coverB
492 || (n - coverA
) mod columns
= columns
- 1)
498 let pagey = max
0 (y - vy
) in
499 let pagedispy = if pagey > 0 then 0 else vy
- y in
500 let pagedispx, pagex
=
502 if n = coverA
- 1 || n = state
.pagecount
- coverB
503 then state
.x + (wadj + state
.winw
- w
) / 2
504 else dx + xoff
+ state
.x
511 let vw = wadj + state
.winw
- pagedispx in
512 let pw = w
- pagex
in
515 let pagevh = min
(h
- pagey) (sh - pagedispy) in
516 if pagevw > 0 && pagevh > 0
527 ; pagedispx = pagedispx
528 ; pagedispy = pagedispy
540 if Array.length
b = 0
542 else List.rev
(fold [] (page_of_y
y))
545 let layoutS (columns
, b) y sh =
546 let sh = sh - hscrollh () in
547 let wadj = wadjsb () in
548 let rec fold accu n =
549 if n = Array.length
b
552 let pdimno, px, vy
, (_
, pagew
, pageh
, xoff
) = b.(n) in
559 let x = xoff
+ state
.x in
560 let pagey = max
0 (y - vy
) in
561 let pagedispy = if pagey > 0 then 0 else vy
- y in
562 let pagedispx, pagex
=
576 let pagecolw = pagew
/columns
in
578 if pagecolw < state
.winw
579 then pagedispx + ((wadj + state
.winw
- pagecolw) / 2)
583 let vw = wadj + state
.winw
- pagedispx in
584 let pw = pagew
- pagex
in
587 let pagevw = min
pagevw pagecolw in
588 let pagevh = min
(pageh
- pagey) (sh - pagedispy) in
589 if pagevw > 0 && pagevh > 0
600 ; pagedispx = pagedispx
601 ; pagedispy = pagedispy
602 ; pagecol
= n mod columns
617 if nogeomcmds state
.geomcmds
619 match conf
.columns
with
620 | Csingle
b -> layoutN ((1, 0, 0), b) y sh
621 | Cmulti
c -> layoutN c y sh
622 | Csplit
s -> layoutS s y sh
627 let y = state
.y + incr
in
629 let y = min
y (state
.maxy
- (if conf
.maxhfit
then state
.winh
else 0)) in
634 let tilex = l.pagex
mod conf
.tilew
in
635 let tiley = l.pagey mod conf
.tileh
in
637 let col = l.pagex
/ conf
.tilew
in
638 let row = l.pagey / conf
.tileh
in
640 let xadj = xadjsb () in
641 let rec rowloop row y0 dispy h
=
645 let dh = conf
.tileh
- y0 in
647 let rec colloop col x0 dispx w
=
651 let dw = conf
.tilew
- x0 in
653 let dispx'
= xadj + dispx in
654 f col row dispx' dispy
x0 y0 dw dh;
655 colloop (col+1) 0 (dispx+dw) (w
-dw)
658 colloop col tilex l.pagedispx l.pagevw;
659 rowloop (row+1) 0 (dispy
+dh) (h
-dh)
662 if l.pagevw > 0 && l.pagevh > 0
663 then rowloop row tiley l.pagedispy l.pagevh;
666 let gettileopaque l col row =
668 l.pageno
, state
.gen
, conf
.colorspace
, conf
.angle
, l.pagew
, l.pageh
, col, row
670 try Some
(Hashtbl.find state
.tilemap
key)
671 with Not_found
-> None
674 let puttileopaque l col row gen colorspace angle opaque size elapsed
=
675 let key = l.pageno
, gen
, colorspace
, angle
, l.pagew
, l.pageh
, col, row in
676 Hashtbl.add state
.tilemap
key (opaque
, size
, elapsed
)
679 let filledrect x0 y0 x1 y1 =
680 GlArray.disable `texture_coord
;
681 Raw.sets_float state
.vraw ~pos
:0 [| x0; y0; x0; y1; x1; y0; x1; y1 |];
682 GlArray.vertex `two state
.vraw
;
683 GlArray.draw_arrays `triangle_strip ~first
:0 ~count
:4;
684 GlArray.enable `texture_coord
;
687 let linerect x0 y0 x1 y1 =
688 GlArray.disable `texture_coord
;
689 Raw.sets_float state
.vraw ~pos
:0 [| x0; y0; x0; y1; x1; y1; x1; y0 |];
690 GlArray.vertex `two state
.vraw
;
691 GlArray.draw_arrays `line_loop ~first
:0 ~count
:4;
692 GlArray.enable `texture_coord
;
695 let drawtiles l color
=
697 let wadj = wadjsb () in
699 let f col row x y tilex tiley w h
=
700 match gettileopaque l col row with
701 | Some
(opaque
, _
, t
) ->
702 let params = x, y, w
, h
, tilex, tiley in
704 then GlTex.env
(`mode `blend
);
705 drawtile
params opaque
;
707 then GlTex.env
(`mode `modulate
);
711 let s = Printf.sprintf
715 let w = measurestr fstate
.fontsize
s in
716 GlDraw.color
(0.0, 0.0, 0.0);
717 filledrect (float (x-2))
720 (float (y + fstate
.fontsize
+ 2));
721 GlDraw.color
(1.0, 1.0, 1.0);
722 drawstring fstate
.fontsize
x (y + fstate
.fontsize
- 1) s;
732 let lw = wadj + state
.winw
- x in
735 let lh = state
.winh
- y in
739 then GlTex.env
(`mode `blend
);
740 begin match state
.checkerstexid
with
742 Gl.enable `texture_2d
;
743 GlTex.bind_texture ~target
:`texture_2d id
;
747 and y1 = float (y+h
) in
749 let tw = float w /. 16.0
750 and th
= float h
/. 16.0 in
751 let tx0 = float tilex /. 16.0
752 and ty0
= float tiley /. 16.0 in
754 and ty1
= ty0
+. th
in
755 Raw.sets_float state
.vraw ~pos
:0
756 [| x0; y0; x0; y1; x1; y0; x1; y1 |];
757 Raw.sets_float state
.traw ~pos
:0
758 [| tx0; ty0
; tx0; ty1
; tx1; ty0
; tx1; ty1
|];
759 GlArray.vertex `two state
.vraw
;
760 GlArray.tex_coord `two state
.traw
;
761 GlArray.draw_arrays `triangle_strip ~first
:0 ~count
:4;
762 Gl.disable `texture_2d
;
765 GlDraw.color
(1.0, 1.0, 1.0);
766 filledrect (float x) (float y) (float (x+w)) (float (y+h
));
769 then GlTex.env
(`mode `modulate
);
770 if w > 128 && h
> fstate
.fontsize
+ 10
772 let c = if conf
.invert
then 1.0 else 0.0 in
773 GlDraw.color
(c, c, c);
776 then (col*conf
.tilew
, row*conf
.tileh
)
779 drawstring2 fstate
.fontsize
x y "Loading %d [%d,%d]" l.pageno
c r
;
788 let pagevisible layout n = List.exists
(fun l -> l.pageno
= n) layout;;
790 let tilevisible1 l x y =
792 and ax1
= l.pagex
+ l.pagevw
794 and ay1
= l.pagey + l.pagevh in
798 let bx1 = min
(bx0 + conf
.tilew
) l.pagew
799 and by1
= min
(by0
+ conf
.tileh
) l.pageh
in
801 let rx0 = max
ax0 bx0
802 and ry0
= max ay0 by0
803 and rx1
= min ax1
bx1
804 and ry1
= min ay1 by1
in
806 let nonemptyintersection = rx1
> rx0 && ry1
> ry0
in
810 let tilevisible layout n x y =
811 let rec findpageinlayout m
= function
812 | l :: rest
when l.pageno
= n ->
813 tilevisible1 l x y || (
814 match conf
.columns
with
815 | Csplit
(c, _
) when c > m
-> findpageinlayout (m
+1) rest
820 | _
:: rest
-> findpageinlayout 0 rest
823 findpageinlayout 0 layout;
826 let tileready l x y =
827 tilevisible1 l x y &&
828 gettileopaque l (x/conf
.tilew
) (y/conf
.tileh
) != None
831 let tilepage n p
layout =
832 let rec loop = function
836 let f col row _ _ _ _ _ _
=
837 if state
.currently
= Idle
839 match gettileopaque l col row with
842 let x = col*conf
.tilew
843 and y = row*conf
.tileh
in
845 let w = l.pagew
- x in
849 let h = l.pageh
- y in
854 then getpbo
w h conf
.colorspace
857 wcmd "tile %s %d %d %d %d %s"
858 (~
> p
) x y w h (~
> pbo);
861 l, p
, conf
.colorspace
, conf
.angle
,
862 state
.gen
, col, row, conf
.tilew
, conf
.tileh
871 if nogeomcmds state
.geomcmds
875 let preloadlayout y =
876 let y = if y < state
.winh
then 0 else y - state
.winh
in
877 let h = state
.winh
*3 in
883 if state
.currently
!= Idle
888 begin match getopaque l.pageno
with
890 wcmd "page %d %d" l.pageno
l.pagedimno
;
891 state
.currently
<- Loading
(l, state
.gen
);
893 tilepage l.pageno opaque pages
;
898 if nogeomcmds state
.geomcmds
904 if conf
.preload && state
.currently
= Idle
905 then load (preloadlayout state
.y);
908 let layoutready layout =
909 let rec fold all ls
=
912 let seen = ref false in
913 let allvisible = ref true in
914 let foo col row _ _ _ _ _ _
=
916 allvisible := !allvisible &&
917 begin match gettileopaque l col row with
923 fold (!seen && !allvisible) rest
926 let alltilesvisible = fold true layout in
931 let y = bound
y 0 state
.maxy
in
932 let y, layout, proceed
=
933 match conf
.maxwait
with
934 | Some time
when state
.ghyll
== noghyll
->
935 begin match state
.throttle
with
937 let layout = layout y state
.winh
in
938 let ready = layoutready layout in
942 state
.throttle
<- Some
(layout, y, now
());
944 else G.postRedisplay "gotoy showall (None)";
946 | Some
(_
, _
, started
) ->
947 let dt = now
() -. started
in
950 state
.throttle
<- None
;
951 let layout = layout y state
.winh
in
953 G.postRedisplay "maxwait";
960 let layout = layout y state
.winh
in
961 if not
!wtmode || layoutready layout
962 then G.postRedisplay "gotoy ready";
968 state
.layout <- layout;
969 begin match state
.mode
with
972 | Ltexact
(pageno
, linkno
) ->
973 let rec loop = function
975 state
.mode
<- LinkNav
(Ltgendir
0)
976 | l :: _
when l.pageno
= pageno
->
977 begin match getopaque pageno
with
978 | None
-> state
.mode
<- LinkNav
(Ltnotready
(pageno
, 0))
980 let x0, y0, x1, y1 = getlinkrect opaque linkno
in
981 if not
(x0 >= l.pagex
&& x1 <= l.pagex
+ l.pagevw
982 && y0 >= l.pagey && y1 <= l.pagey + l.pagevh)
983 then state
.mode
<- LinkNav
(Ltgendir
0)
985 | _
:: rest
-> loop rest
988 | Ltnotready _
| Ltgendir _
-> ()
994 begin match state
.mode
with
995 | Birdseye
(conf
, leftx
, pageno
, hooverpageno
, anchor
) ->
996 if not
(pagevisible layout pageno
)
998 match state
.layout with
1001 state
.mode
<- Birdseye
(
1002 conf
, leftx
, l.pageno
, hooverpageno
, anchor
1007 | Ltnotready
(_
, dir
)
1010 let rec loop = function
1013 match getopaque l.pageno
with
1014 | None
-> Ltnotready
(l.pageno
, dir
)
1019 then LDfirstvisible
(l.pagex
, l.pagey, dir
)
1021 if dir
> 0 then LDfirst
else LDlast
1027 | Lnotfound
-> loop rest
1029 showlinktype (getlink opaque
n);
1030 Ltexact
(l.pageno
, n)
1034 state
.mode
<- LinkNav
linknav
1042 state
.ghyll
<- noghyll
;
1045 let mx, my
= state
.mpos
in
1050 let conttiling pageno opaque
=
1051 tilepage pageno opaque
1052 (if conf
.preload then preloadlayout state
.y else state
.layout)
1055 let gotoy_and_clear_text y =
1056 if not conf
.verbose
then state
.text <- E.s;
1060 let getanchory (n, top
, dtop
) =
1061 let y, h = getpageyh
n in
1062 if conf
.presentation
1064 let ips = calcips
h in
1065 y + truncate
(top
*.float h -. dtop
*.float ips) + ips;
1067 y + truncate
(top
*.float h -. dtop
*.float conf
.interpagespace
)
1070 let gotoanchor anchor
=
1071 gotoy (getanchory anchor
);
1075 cbput state
.hists
.nav
(getanchor
());
1079 let anchor = cbgetc state
.hists
.nav dir
in
1083 let gotoghyll1 single
y =
1084 let scroll f n a
b =
1085 (* http://devmaster.net/forums/topic/9796-ease-in-ease-out-algorithm/ *)
1087 let s x = 3.0*.x**2.0 -. 2.0*.x**3.0 in
1089 then s (float f /. float a
)
1092 then 1.0 -. s ((float (f-b) /. float (n-b)))
1098 let ins = float a
*. 0.5
1099 and outs
= float (n-b) *. 0.5 in
1101 ins +. outs
+. float ones
1103 let rec set nab
y sy
=
1104 let (_N
, _A
, _B
), y =
1107 let scl = if y > sy
then 2 else -2 in
1108 let _N, _
, _
= nab
in
1109 (_N,0,_N), y+conf
.scrollstep
*scl
1111 let sum = summa
_N _A _B
in
1112 let dy = float (y - sy
) in
1116 then state
.ghyll
<- noghyll
1119 let s = scroll n _N _A _B
in
1120 let y1 = y1 +. ((s *. dy) /. sum) in
1121 gotoy_and_clear_text (truncate
y1);
1122 state
.ghyll
<- gf (n+1) y1;
1126 | Some
y'
when single
-> set nab
y' state
.y
1127 | Some
y'
-> set (_N/2, 1, 1) y' state
.y
1129 gf 0 (float state
.y)
1132 match conf
.ghyllscroll
with
1133 | Some nab
when not conf
.presentation
->
1134 if state
.ghyll
== noghyll
1135 then set nab
y state
.y
1136 else state
.ghyll
(Some
y)
1138 gotoy_and_clear_text y
1141 let gotoghyll = gotoghyll1 false;;
1143 let gotopage n top
=
1144 let y, h = getpageyh
n in
1145 let y = y + (truncate
(top
*. float h)) in
1149 let gotopage1 n top
=
1150 let y = getpagey
n in
1155 let invalidate s f =
1160 match state
.geomcmds
with
1161 | ps
, [] when emptystr ps
->
1163 state
.geomcmds
<- s, [];
1166 state
.geomcmds
<- ps
, [s, f];
1168 | ps
, (s'
, _
) :: rest
when s'
= s ->
1169 state
.geomcmds
<- ps
, ((s, f) :: rest
);
1172 state
.geomcmds
<- ps
, ((s, f) :: cmds
);
1176 Hashtbl.iter
(fun _ opaque
->
1177 wcmd "freepage %s" (~
> opaque
);
1179 Hashtbl.clear state
.pagemap
;
1183 if not
(Queue.is_empty state
.tilelru
)
1185 Queue.iter
(fun (k
, p
, s) ->
1186 wcmd "freetile %s" (~
> p
);
1187 state
.memused
<- state
.memused
- s;
1188 Hashtbl.remove state
.tilemap k
;
1190 state
.uioh#infochanged Memused
;
1191 Queue.clear state
.tilelru
;
1197 let h = truncate
(float h*.conf
.zoom
) in
1198 let d = conf
.interpagespace
lsl (if conf
.presentation
then 1 else 0) in
1202 let opendoc path password
=
1204 state
.password
<- password
;
1205 state
.gen
<- state
.gen
+ 1;
1206 state
.docinfo
<- [];
1207 state
.outlines
<- [||];
1210 setaalevel conf
.aalevel
;
1212 if emptystr state
.origin
1216 Wsi.settitle
("llpp " ^
(mbtoutf8
(Filename.basename
titlepath)));
1217 wcmd "open %d %d %s\000%s\000" (btod
!wtmode) (btod
!cxack) path password
;
1218 invalidate "reqlayout"
1220 wcmd "reqlayout %d %d %d %s\000"
1221 conf
.angle
(FMTE.to_int conf
.fitmodel
)
1222 (stateh state
.winh
) state
.nameddest
1227 state
.anchor <- getanchor
();
1228 opendoc state
.path state
.password
;
1232 let c = c *. conf
.colorscale
in
1236 let scalecolor2 (r
, g, b) =
1237 (r
*. conf
.colorscale
, g *. conf
.colorscale
, b *. conf
.colorscale
);
1240 let docolumns columns
=
1241 let wadj = wadjsb () in
1244 let a = Array.make state
.pagecount
(-1, -1, -1, (-1, -1, -1, -1)) in
1245 let wadj = wadjsb () in
1246 let rec loop pageno
pdimno pdim
y ph pdims
=
1247 if pageno
= state
.pagecount
1250 let pdimno, ((_
, w, h, xoff
) as pdim
), pdims
=
1252 | ((pageno'
, _
, _
, _
) as pdim
) :: rest
when pageno'
= pageno
->
1253 pdimno+1, pdim
, rest
1257 let x = max
0 (((wadj + state
.winw
- w) / 2) - xoff
) in
1259 (if conf
.presentation
1260 then (if pageno
= 0 then calcips
h else calcips ph
+ calcips
h)
1261 else (if pageno
= 0 then 0 else conf
.interpagespace
)
1264 a.(pageno
) <- (pdimno, x, y, pdim
);
1265 loop (pageno
+1) pdimno pdim
(y + h) h pdims
1267 loop 0 ~
-1 (-1,-1,-1,-1) 0 0 state
.pdims
;
1268 conf
.columns
<- Csingle
a;
1270 | Cmulti
((columns
, coverA
, coverB
), _
) ->
1271 let a = Array.make state
.pagecount
(-1, -1, -1, (-1, -1, -1, -1)) in
1272 let rec loop pageno
pdimno pdim
x y rowh pdims
=
1273 let rec fixrow m
= if m
= pageno
then () else
1274 let (pdimno, x, y, ((_
, _
, h, _
) as pdim
)) = a.(m
) in
1277 let y = y + (rowh
- h) / 2 in
1278 a.(m
) <- (pdimno, x, y, pdim
);
1282 if pageno
= state
.pagecount
1283 then fixrow (((pageno
- 1) / columns
) * columns
)
1285 let pdimno, ((_
, w, h, xoff
) as pdim
), pdims
=
1287 | ((pageno'
, _
, _
, _
) as pdim
) :: rest
when pageno'
= pageno
->
1288 pdimno+1, pdim
, rest
1293 if pageno
= coverA
- 1 || pageno
= state
.pagecount
- coverB
1295 let x = (wadj + state
.winw
- w) / 2 in
1297 if conf
.presentation
then calcips
h else conf
.interpagespace
in
1298 x, y + ips + rowh
, h
1301 if (pageno
- coverA
) mod columns
= 0
1303 let x = max
0 (wadj + state
.winw
- state
.w) / 2 in
1305 if conf
.presentation
1307 let ips = calcips
h in
1308 y + (if pageno
= 0 then 0 else calcips rowh
+ ips)
1310 y + (if pageno
= 0 then 0 else conf
.interpagespace
)
1314 else x, y, max rowh
h
1318 if pageno
> 1 && (pageno
- coverA
) mod columns
= 0
1321 if pageno
= columns
&& conf
.presentation
1323 let ips = calcips rowh
in
1324 for i
= 0 to pred columns
1326 let (pdimno, x, y, pdim
) = a.(i
) in
1327 a.(i
) <- (pdimno, x, y+ips, pdim
)
1333 fixrow (pageno
- columns
);
1338 a.(pageno
) <- (pdimno, x, y, pdim
);
1339 let x = x + w + xoff
*2 + conf
.interpagespace
in
1340 loop (pageno
+1) pdimno pdim
x y rowh' pdims
1342 loop 0 ~
-1 (-1,-1,-1,-1) 0 0 0 state
.pdims
;
1343 conf
.columns
<- Cmulti
((columns
, coverA
, coverB
), a);
1346 let a = Array.make
(state
.pagecount
*c) (-1, -1, -1, (-1, -1, -1, -1)) in
1347 let rec loop pageno
pdimno pdim
y pdims
=
1348 if pageno
= state
.pagecount
1351 let pdimno, ((_
, w, h, _
) as pdim
), pdims
=
1353 | ((pageno'
, _
, _
, _
) as pdim
) :: rest
when pageno'
= pageno
->
1354 pdimno+1, pdim
, rest
1359 let rec loop1 n x y =
1360 if n = c then y else (
1361 a.(pageno
*c + n) <- (pdimno, x, y, pdim
);
1362 loop1 (n+1) (x+cw) (y + h + conf
.interpagespace
)
1365 let y = loop1 0 0 y in
1366 loop (pageno
+1) pdimno pdim
y pdims
1368 loop 0 ~
-1 (-1,-1,-1,-1) 0 state
.pdims
;
1369 conf
.columns
<- Csplit
(c, a);
1373 docolumns conf
.columns
;
1374 state
.maxy
<- calcheight
();
1375 if state
.reprf
== noreprf
1377 match state
.mode
with
1378 | Birdseye
(_
, _
, pageno
, _
, _
) ->
1379 let y, h = getpageyh pageno
in
1380 let top = (state
.winh
- h) / 2 in
1381 gotoy (max
0 (y - top))
1384 | LinkNav _
-> gotoanchor state
.anchor
1388 state
.reprf
<- noreprf
;
1392 let reshape ?
(firsttime
=false) w h =
1393 GlDraw.viewport ~
x:0 ~
y:0 ~
w:w ~
h:h;
1394 if not firsttime
&& nogeomcmds state
.geomcmds
1395 then state
.anchor <- getanchor
();
1398 let w = wadjsb () + (truncate
(float w *. conf
.zoom
)) in
1401 setfontsize fstate
.fontsize
;
1402 GlMat.mode `modelview
;
1403 GlMat.load_identity
();
1405 GlMat.mode `projection
;
1406 GlMat.load_identity
();
1407 GlMat.rotate ~
x:1.0 ~angle
:180.0 ();
1408 GlMat.translate ~
x:~
-.1.0 ~
y:~
-.1.0 ();
1409 GlMat.scale3
(2.0 /. float state
.winw
, 2.0 /. float state
.winh
, 1.0);
1414 else float state
.x /. float state
.w
1416 invalidate "geometry"
1420 then state
.x <- truncate
(relx *. float w);
1422 match conf
.columns
with
1424 | Cmulti
((c, _
, _
), _
) -> (w - (c-1)*conf
.interpagespace
) / c
1425 | Csplit
(c, _
) -> w * c
1427 wcmd "geometry %d %d %d"
1428 w (stateh h) (FMTE.to_int conf
.fitmodel
)
1433 let len = String.length state
.text in
1434 let x0 = xadjsb () in
1437 match state
.mode
with
1438 | Textentry _
| View
| LinkNav _
->
1439 let h, _
, _
= state
.uioh#scrollpw
in
1444 filledrect x (float (state
.winh
- (fstate
.fontsize
+ 4) - hscrollh))
1445 (x+.w) (float (state
.winh
- hscrollh))
1448 let w = float (wadjsb () + state
.winw
- 1) in
1449 if state
.progress
>= 0.0 && state
.progress
< 1.0
1451 GlDraw.color
(0.3, 0.3, 0.3);
1452 let w1 = w *. state
.progress
in
1454 GlDraw.color
(0.0, 0.0, 0.0);
1455 rect (float x0+.w1) (float x0+.w-.w1)
1458 GlDraw.color
(0.0, 0.0, 0.0);
1462 GlDraw.color
(1.0, 1.0, 1.0);
1463 drawstring fstate
.fontsize
1464 (if conf
.leftscroll
then x0 + 2 else x0 + if len > 0 then 8 else 2)
1465 (state
.winh
- hscrollh - 5) s;
1468 match state
.mode
with
1469 | Textentry
((prefix
, text, _
, _
, _
, _
), _
) ->
1473 Printf.sprintf
"%s%s_ [%s]" prefix
text state
.text
1475 Printf.sprintf
"%s%s_" prefix
text
1481 | LinkNav _
-> state
.text
1486 if not
(istextentry state
.mode
) && state
.uioh#eformsgs
1488 let s1 = "(press 'e' to review error messasges)" in
1489 if nonemptystr
s then s ^
" " ^
s1 else s1
1499 let len = Queue.length state
.tilelru
in
1501 match state
.throttle
with
1504 then preloadlayout state
.y
1506 | Some
(layout, _
, _
) ->
1510 if state
.memused
<= conf
.memlimit
1515 let (k
, p
, s) as lruitem
= Queue.pop state
.tilelru
in
1516 let n, gen
, colorspace
, angle
, pagew
, pageh
, col, row = k
in
1517 let (_
, pw, ph
, _
) = getpagedim
n in
1520 && colorspace
= conf
.colorspace
1521 && angle
= conf
.angle
1525 let x = col*conf
.tilew
1526 and y = row*conf
.tileh
in
1527 tilevisible (Lazy.force_val
layout) n x y
1529 then Queue.push lruitem state
.tilelru
1532 wcmd "freetile %s" (~
> p
);
1533 state
.memused
<- state
.memused
- s;
1534 state
.uioh#infochanged Memused
;
1535 Hashtbl.remove state
.tilemap k
;
1543 let onpagerect pageno
f =
1545 match conf
.columns
with
1546 | Cmulti
(_
, b) -> b
1548 | Csplit
(_
, b) -> b
1550 if pageno
>= 0 && pageno
< Array.length
b
1552 let (_
, _
, _
, (_
, w, h, _
)) = b.(pageno
) in
1556 let gotopagexy1 pageno
x y =
1557 let _,w1,h1
,leftx
= getpagedim pageno
in
1558 let top = y /. (float h1
) in
1559 let left = x /. (float w1) in
1560 let py, w, h = getpageywh pageno
in
1561 let wh = state
.winh
- hscrollh () in
1562 let x = left *. (float w) in
1563 let x = leftx
+ state
.x + truncate
x in
1564 let wadj = wadjsb () in
1566 if x < 0 || x >= wadj + state
.winw
1570 let pdy = truncate
(top *. float h) in
1571 let y'
= py + pdy in
1572 let dy = y'
- state
.y in
1574 if x != state
.x || not
(dy > 0 && dy < wh)
1576 if conf
.presentation
1578 if abs
(py - y'
) > wh
1585 if state
.x != sx || state
.y != sy
1590 let ww = wadj + state
.winw
in
1592 and qy
= pdy / wh in
1594 and y = py + qy
* wh in
1595 let x = if -x + ww > w1 then -(w1-ww) else x
1596 and y'
= if y + wh > state
.maxy
then state
.maxy
- wh else y in
1598 if conf
.presentation
1600 if abs
(py - y'
) > wh
1610 gotoy_and_clear_text y;
1612 else gotoy_and_clear_text state
.y;
1615 let gotopagexy pageno
x y =
1616 match state
.mode
with
1617 | Birdseye
_ -> gotopage pageno
0.0
1620 | LinkNav
_ -> gotopagexy1 pageno
x y
1623 let getpassword () =
1624 let passcmd = getenvwithdef
"LLPP_ASKPASS" conf
.passcmd in
1629 showtext '
!'
@@ "error getting password: " ^
s;
1630 dolog
"%s" s) passcmd;
1634 (* dolog "%S" cmds; *)
1635 let cl = splitatspace cmds
in
1637 try Scanf.sscanf
s fmt
f
1639 dolog
"error processing '%S': %s" cmds
(exntos exn
);
1642 let addoutline outline
=
1643 match state
.currently
with
1644 | Outlining outlines
->
1645 state
.currently
<- Outlining
(outline
:: outlines
)
1646 | Idle
-> state
.currently
<- Outlining
[outline
]
1649 dolog
"invalid outlining state";
1650 logcurrently state
.currently
1654 state
.uioh#infochanged Pdim
;
1657 | "clearrects" :: [] ->
1658 state
.rects
<- state
.rects1
;
1659 G.postRedisplay "clearrects";
1661 | "continue" :: args
:: [] ->
1662 let n = scan args
"%u" (fun n -> n) in
1663 state
.pagecount
<- n;
1664 begin match state
.currently
with
1666 state
.currently
<- Idle
;
1667 state
.outlines
<- Array.of_list
(List.rev
l)
1673 let cur, cmds
= state
.geomcmds
in
1675 then failwith
"umpossible";
1677 begin match List.rev cmds
with
1679 state
.geomcmds
<- E.s, [];
1680 state
.throttle
<- None
;
1684 state
.geomcmds
<- s, List.rev rest
;
1686 if conf
.maxwait
= None
&& not
!wtmode
1687 then G.postRedisplay "continue";
1689 | "msg" :: args
:: [] ->
1692 | "vmsg" :: args
:: [] ->
1694 then showtext ' ' args
1696 | "emsg" :: args
:: [] ->
1697 Buffer.add_string state
.errmsgs args
;
1698 state
.newerrmsgs
<- true;
1699 G.postRedisplay "error message"
1701 | "progress" :: args
:: [] ->
1702 let progress, text =
1705 f, String.sub args pos
(String.length args
- pos
))
1708 state
.progress <- progress;
1709 G.postRedisplay "progress"
1711 | "firstmatch" :: args
:: [] ->
1712 let pageno, c, x0, y0, x1, y1, x2
, y2
, x3
, y3
=
1713 scan args
"%u %d %f %f %f %f %f %f %f %f"
1714 (fun p
c x0 y0 x1 y1 x2 y2 x3 y3
->
1715 (p
, c, x0, y0, x1, y1, x2
, y2
, x3
, y3
))
1717 let xoff = float (xadjsb ()) in
1721 and x3
= x3
+. xoff in
1722 let y = (getpagey
pageno) + truncate
y0 in
1725 state
.rects1
<- [pageno, c, (x0, y0, x1, y1, x2
, y2
, x3
, y3
)]
1727 | "match" :: args
:: [] ->
1728 let pageno, c, x0, y0, x1, y1, x2
, y2
, x3
, y3
=
1729 scan args
"%u %d %f %f %f %f %f %f %f %f"
1730 (fun p
c x0 y0 x1 y1 x2 y2 x3 y3
->
1731 (p
, c, x0, y0, x1, y1, x2
, y2
, x3
, y3
))
1733 let xoff = float (xadjsb ()) in
1737 and x3
= x3
+. xoff in
1739 (pageno, c, (x0, y0, x1, y1, x2
, y2
, x3
, y3
)) :: state
.rects1
1741 | "page" :: args
:: [] ->
1742 let pageopaques, t
= scan args
"%s %f" (fun p t
-> p
, t
) in
1743 let pageopaque = ~
< pageopaques in
1744 begin match state
.currently
with
1745 | Loading
(l, gen
) ->
1746 vlog "page %d took %f sec" l.pageno t
;
1747 Hashtbl.replace state
.pagemap
(l.pageno, gen
) pageopaque;
1748 begin match state
.throttle
with
1750 let preloadedpages =
1752 then preloadlayout state
.y
1757 List.fold_left
(fun s l -> IntSet.add
l.pageno s)
1758 IntSet.empty
preloadedpages
1761 Hashtbl.fold (fun ((pageno, _) as key) opaque
accu ->
1762 if not
(IntSet.mem
pageno set)
1764 wcmd "freepage %s" (~
> opaque
);
1770 List.iter
(Hashtbl.remove state
.pagemap
) evictedpages;
1773 state
.currently
<- Idle
;
1776 tilepage l.pageno pageopaque state
.layout;
1778 load preloadedpages;
1779 let visible = pagevisible state
.layout l.pageno in
1782 match state
.mode
with
1783 | LinkNav
(Ltnotready
(pageno, dir
)) ->
1784 if pageno = l.pageno
1789 then LDfirstvisible
(l.pagex
, l.pagey, dir
)
1791 if dir
> 0 then LDfirst
else LDlast
1794 findlink
pageopaque ld
1799 showlinktype (getlink
pageopaque n);
1800 state
.mode
<- LinkNav
(Ltexact
(l.pageno, n))
1802 | LinkNav
(Ltgendir
_)
1803 | LinkNav
(Ltexact
_)
1809 if visible && layoutready state
.layout
1811 G.postRedisplay "page";
1815 | Some
(layout, _, _) ->
1816 state
.currently
<- Idle
;
1817 tilepage l.pageno pageopaque layout;
1824 dolog
"Inconsistent loading state";
1825 logcurrently state
.currently
;
1829 | "tile" :: args
:: [] ->
1830 let (x, y, opaques
, size
, t
) =
1831 scan args
"%u %u %s %u %f"
1832 (fun x y p size t
-> (x, y, p
, size
, t
))
1834 let opaque = ~
< opaques
in
1835 begin match state
.currently
with
1836 | Tiling
(l, pageopaque, cs
, angle
, gen
, col, row, tilew
, tileh
) ->
1837 vlog "tile %d [%d,%d] took %f sec" l.pageno col row t
;
1840 if tilew
!= conf
.tilew
|| tileh
!= conf
.tileh
1842 wcmd "freetile %s" (~
> opaque);
1843 state
.currently
<- Idle
;
1847 puttileopaque l col row gen cs angle
opaque size t
;
1848 state
.memused
<- state
.memused
+ size
;
1849 state
.uioh#infochanged Memused
;
1851 Queue.push
((l.pageno, gen
, cs
, angle
, l.pagew
, l.pageh
, col, row),
1852 opaque, size
) state
.tilelru
;
1855 match state
.throttle
with
1856 | None
-> state
.layout
1857 | Some
(layout, _, _) -> layout
1860 state
.currently
<- Idle
;
1862 && conf
.colorspace
= cs
1863 && conf
.angle
= angle
1864 && tilevisible layout l.pageno x y
1865 then conttiling l.pageno pageopaque;
1867 begin match state
.throttle
with
1869 preload state
.layout;
1871 && conf
.colorspace
= cs
1872 && conf
.angle
= angle
1873 && tilevisible state
.layout l.pageno x y
1874 && (not
!wtmode || layoutready state
.layout)
1875 then G.postRedisplay "tile nothrottle";
1877 | Some
(layout, y, _) ->
1878 let ready = layoutready layout in
1882 state
.layout <- layout;
1883 state
.throttle
<- None
;
1884 G.postRedisplay "throttle";
1893 dolog
"Inconsistent tiling state";
1894 logcurrently state
.currently
;
1898 | "pdim" :: args
:: [] ->
1899 let (n, w, h, _) as pdim
=
1900 scan args
"%u %u %u %u" (fun n w h x -> n, w, h, x)
1903 match conf
.fitmodel
with
1905 | FitPage
| FitProportional
->
1906 match conf
.columns
with
1907 | Csplit
_ -> (n, w, h, 0)
1908 | Csingle
_ | Cmulti
_ -> pdim
1910 state
.uioh#infochanged Pdim
;
1911 state
.pdims
<- pdim :: state
.pdims
1913 | "o" :: args
:: [] ->
1914 let (l, n, t
, h, pos
) =
1915 scan args
"%u %u %d %u %n"
1916 (fun l n t
h pos
-> l, n, t
, h, pos
)
1918 let s = String.sub args pos
(String.length args
- pos
) in
1919 addoutline (s, l, Oanchor
(n, float t
/. float h, 0.0))
1921 | "ou" :: args
:: [] ->
1922 let (l, len, pos
) = scan args
"%u %u %n" (fun l len pos
-> l, len, pos
) in
1923 let s = String.sub args pos
len in
1924 let pos2 = pos
+ len + 1 in
1925 let uri = String.sub args
pos2 (String.length args
- pos2) in
1926 addoutline (s, l, Ouri
uri)
1928 | "on" :: args
:: [] ->
1929 let (l, pos
) = scan args
"%u %n" (fun l pos
-> l, pos
) in
1930 let s = String.sub args pos
(String.length args
- pos
) in
1931 addoutline (s, l, Onone
)
1933 | "a" :: args
:: [] ->
1935 scan args
"%u %d %d" (fun n l t
-> n, l, t
)
1937 state
.reprf
<- (fun () -> gotopagexy n (float l) (float t
))
1939 | "info" :: args
:: [] ->
1940 let pos = nindex args '
\t'
in
1941 if pos >= 0 && String.sub args
0 pos = "Title"
1943 let s = String.sub args
(pos+1) @@ String.length args
- pos - 1 in
1947 state
.docinfo
<- (1, args
) :: state
.docinfo
1949 | "infoend" :: [] ->
1950 state
.uioh#infochanged Docinfo
;
1951 state
.docinfo
<- List.rev state
.docinfo
1955 then Wsi.settitle
"Wrong password";
1956 let password = getpassword () in
1958 then error
"document is password protected"
1959 else opendoc state
.path
password
1962 error
"unknown cmd `%S'" cmds
1967 let action = function
1968 | HCprev
-> cbget cb ~
-1
1969 | HCnext
-> cbget cb
1
1970 | HCfirst
-> cbget cb ~
-(cb
.rc)
1971 | HClast
-> cbget cb
(cb
.len - 1 - cb
.rc)
1972 and cancel
() = cb
.rc <- rc
1976 let search pattern forward
=
1977 match conf
.columns
with
1979 showtext '
!'
"searching does not work properly in split columns mode"
1982 if nonemptystr pattern
1985 match state
.layout with
1988 l.pageno, (l.pagey + if forward
then 0 else 0*l.pagevh)
1990 wcmd "search %d %d %d %d,%s\000"
1991 (btod conf
.icase
) pn py (btod forward
) pattern
;
1994 let intentry text key =
1996 if key >= 32 && key < 127
2002 let text = addchar
text c in
2006 state
.text <- Printf.sprintf
"invalid char (%d, `%c')" key c;
2010 let linknentry text key =
2012 if key >= 32 && key < 127
2018 let text = addchar
text c in
2022 state
.text <- Printf.sprintf
"invalid char (%d, `%c')" key c;
2030 let l = String.length
s in
2031 let rec loop pos n = if pos = l then n else
2032 let m = Char.code
s.[pos] - (if pos = 0 && l > 1 then 96 else 97) in
2033 loop (pos+1) (n*26 + m)
2036 let rec loop n = function
2039 match getopaque l.pageno with
2040 | None
-> loop n rest
2042 let m = getlinkcount
opaque in
2045 let under = getlink
opaque n in
2048 else loop (n-m) rest
2050 loop n state
.layout;
2054 let textentry text key =
2055 if key land 0xff00 = 0xff00
2057 else TEcont
(text ^ toutf8
key)
2060 let reqlayout angle fitmodel
=
2061 match state
.throttle
with
2063 if nogeomcmds state
.geomcmds
2064 then state
.anchor <- getanchor
();
2065 conf
.angle
<- angle
mod 360;
2068 match state
.mode
with
2069 | LinkNav
_ -> state
.mode
<- View
2074 conf
.fitmodel
<- fitmodel
;
2075 invalidate "reqlayout"
2077 wcmd "reqlayout %d %d %d"
2078 conf
.angle
(FMTE.to_int conf
.fitmodel
) (stateh state
.winh
)
2083 let settrim trimmargins trimfuzz
=
2084 if nogeomcmds state
.geomcmds
2085 then state
.anchor <- getanchor
();
2086 conf
.trimmargins
<- trimmargins
;
2087 conf
.trimfuzz
<- trimfuzz
;
2088 let x0, y0, x1, y1 = trimfuzz
in
2089 invalidate "settrim"
2091 wcmd "settrim %d %d %d %d %d" (btod conf
.trimmargins
) x0 y0 x1 y1);
2096 match state
.throttle
with
2098 let zoom = max
0.0001 zoom in
2099 if zoom <> conf
.zoom
2101 state
.prevzoom
<- (conf
.zoom, state
.x);
2103 reshape state
.winw state
.winh
;
2104 state
.text <- Printf.sprintf
"zoom is now %-5.2f" (zoom *. 100.0);
2107 | Some
(layout, y, started
) ->
2109 match conf
.maxwait
with
2113 let dt = now
() -. started
in
2121 let setcolumns mode columns coverA coverB
=
2122 state
.prevcolumns
<- Some
(conf
.columns
, conf
.zoom);
2126 then showtext '
!'
"split mode doesn't work in bird's eye"
2128 conf
.columns
<- Csplit
(-columns
, E.a);
2136 conf
.columns
<- Csingle
E.a;
2141 conf
.columns
<- Cmulti
((columns
, coverA
, coverB
), E.a);
2145 reshape state
.winw state
.winh
;
2148 let resetmstate () =
2149 state
.mstate
<- Mnone
;
2150 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
2153 let enterbirdseye () =
2154 let zoom = float conf
.thumbw
/. float state
.winw
in
2155 let birdseyepageno =
2156 let cy = state
.winh
/ 2 in
2160 let rec fold best
= function
2163 let d = cy - (l.pagedispy + l.pagevh/2)
2164 and dbest
= cy - (best
.pagedispy + best
.pagevh/2) in
2165 if abs
d < abs dbest
2172 state
.mode
<- Birdseye
(
2173 { conf
with zoom = conf
.zoom }, state
.x, birdseyepageno, -1, getanchor
()
2177 conf
.presentation
<- false;
2178 conf
.interpagespace
<- 10;
2179 conf
.hlinks
<- false;
2180 conf
.fitmodel
<- FitPage
;
2182 conf
.maxwait
<- None
;
2184 match conf
.beyecolumns
with
2187 Cmulti
((c, 0, 0), E.a)
2188 | None
-> Csingle
E.a
2192 state
.text <- Printf.sprintf
"birds eye mode on (zoom %3.1f%%)"
2197 reshape state
.winw state
.winh
;
2200 let leavebirdseye (c, leftx
, pageno, _, anchor) goback
=
2202 conf
.zoom <- c.zoom;
2203 conf
.presentation
<- c.presentation
;
2204 conf
.interpagespace
<- c.interpagespace
;
2205 conf
.maxwait
<- c.maxwait
;
2206 conf
.hlinks
<- c.hlinks
;
2207 conf
.fitmodel
<- c.fitmodel
;
2208 conf
.beyecolumns
<- (
2209 match conf
.columns
with
2210 | Cmulti
((c, _, _), _) -> Some
c
2212 | Csplit
_ -> failwith
"leaving bird's eye split mode"
2215 match c.columns
with
2216 | Cmulti
(c, _) -> Cmulti
(c, E.a)
2217 | Csingle
_ -> Csingle
E.a
2218 | Csplit
(c, _) -> Csplit
(c, E.a)
2222 state
.text <- Printf.sprintf
"birds eye mode off (zoom %3.1f%%)"
2225 reshape state
.winw state
.winh
;
2226 state
.anchor <- if goback
then anchor else (pageno, 0.0, 1.0);
2230 let togglebirdseye () =
2231 match state
.mode
with
2232 | Birdseye vals
-> leavebirdseye vals
true
2233 | View
-> enterbirdseye ()
2238 let upbirdseye incr
(conf
, leftx
, pageno, hooverpageno
, anchor) =
2239 let pageno = max
0 (pageno - incr
) in
2240 let rec loop = function
2241 | [] -> gotopage1 pageno 0
2242 | l :: _ when l.pageno = pageno ->
2243 if l.pagedispy >= 0 && l.pagey = 0
2244 then G.postRedisplay "upbirdseye"
2245 else gotopage1 pageno 0
2246 | _ :: rest
-> loop rest
2250 state
.mode
<- Birdseye
(conf
, leftx
, pageno, hooverpageno
, anchor)
2253 let downbirdseye incr
(conf
, leftx
, pageno, hooverpageno
, anchor) =
2254 let pageno = min
(state
.pagecount
- 1) (pageno + incr
) in
2255 state
.mode
<- Birdseye
(conf
, leftx
, pageno, hooverpageno
, anchor);
2256 let rec loop = function
2258 let y, h = getpageyh
pageno in
2259 let dy = (y - state
.y) - (state
.winh
- h - conf
.interpagespace
) in
2261 | l :: _ when l.pageno = pageno ->
2262 if l.pagevh != l.pageh
2263 then gotoy (clamp (l.pageh
- l.pagevh + conf
.interpagespace
))
2264 else G.postRedisplay "downbirdseye"
2265 | _ :: rest
-> loop rest
2271 let optentry mode
_ key =
2272 let btos b = if b then "on" else "off" in
2273 if key >= 32 && key < 127
2275 let c = Char.chr
key in
2279 try conf
.scrollstep
<- int_of_string
s with exc
->
2280 state
.text <- Printf.sprintf
"bad integer `%s': %s" s (exntos exc
)
2282 TEswitch
("scroll step: ", E.s, None
, intentry, ondone, true)
2287 conf
.autoscrollstep
<- boundastep state
.winh
(int_of_string
s);
2288 if state
.autoscroll
<> None
2289 then state
.autoscroll
<- Some conf
.autoscrollstep
2291 state
.text <- Printf.sprintf
"bad integer `%s': %s" s (exntos exc
)
2293 TEswitch
("auto scroll step: ", E.s, None
, intentry, ondone, true)
2298 let n, a, b = multicolumns_of_string
s in
2299 setcolumns mode
n a b;
2301 state
.text <- Printf.sprintf
"bad columns `%s': %s" s (exntos exc
)
2303 TEswitch
("columns: ", E.s, None
, textentry, ondone, true)
2308 let zoom = float (int_of_string
s) /. 100.0 in
2311 state
.text <- Printf.sprintf
"bad integer `%s': %s" s (exntos exc
)
2313 TEswitch
("zoom: ", E.s, None
, intentry, ondone, true)
2318 conf
.thumbw
<- bound
(int_of_string
s) 2 4096;
2320 Printf.sprintf
"thumbnail width is set to %d" conf
.thumbw
;
2321 begin match mode
with
2323 leavebirdseye beye
false;
2330 state
.text <- Printf.sprintf
"bad integer `%s': %s" s (exntos exc
)
2332 TEswitch
("thumbnail width: ", E.s, None
, intentry, ondone, true)
2337 Some
(int_of_string
s)
2339 state
.text <- Printf.sprintf
"bad integer `%s': %s"
2343 | Some angle
-> reqlayout angle conf
.fitmodel
2346 TEswitch
("rotation: ", E.s, None
, intentry, ondone, true)
2349 conf
.icase
<- not conf
.icase
;
2350 TEdone
("case insensitive search " ^
(btos conf
.icase
))
2353 conf
.preload <- not conf
.preload;
2355 TEdone
("preload " ^
(btos conf
.preload))
2358 conf
.verbose
<- not conf
.verbose
;
2359 TEdone
("verbose " ^
(btos conf
.verbose
))
2362 conf
.debug
<- not conf
.debug
;
2363 TEdone
("debug " ^
(btos conf
.debug
))
2366 conf
.maxhfit
<- not conf
.maxhfit
;
2367 state
.maxy
<- calcheight
();
2368 TEdone
("maxhfit " ^
(btos conf
.maxhfit
))
2371 conf
.crophack
<- not conf
.crophack
;
2372 TEdone
("crophack " ^
btos conf
.crophack
)
2376 match conf
.maxwait
with
2378 conf
.maxwait
<- Some infinity
;
2379 "always wait for page to complete"
2381 conf
.maxwait
<- None
;
2382 "show placeholder if page is not ready"
2387 conf
.underinfo
<- not conf
.underinfo
;
2388 TEdone
("underinfo " ^
btos conf
.underinfo
)
2391 conf
.savebmarks
<- not conf
.savebmarks
;
2392 TEdone
("persistent bookmarks " ^
btos conf
.savebmarks
)
2398 match state
.layout with
2403 conf
.interpagespace
<- int_of_string
s;
2404 docolumns conf
.columns
;
2405 state
.maxy
<- calcheight
();
2406 let y = getpagey
pageno in
2409 state
.text <- Printf.sprintf
"bad integer `%s': %s" s (exntos exc
)
2411 TEswitch
("vertical margin: ", E.s, None
, intentry, ondone, true)
2415 match conf
.fitmodel
with
2416 | FitProportional
-> FitWidth
2417 | FitWidth
| FitPage
-> FitProportional
2419 reqlayout conf
.angle
fm;
2420 TEdone
("proportional display " ^
btos (fm == FitProportional
))
2423 settrim (not conf
.trimmargins
) conf
.trimfuzz
;
2424 TEdone
("trim margins " ^
btos conf
.trimmargins
)
2427 conf
.invert
<- not conf
.invert
;
2428 TEdone
("invert colors " ^
btos conf
.invert
)
2432 cbput state
.hists
.sel
s;
2435 TEswitch
("selection command: ", E.s, Some
(onhist state
.hists
.sel
),
2436 textentry, ondone, true)
2440 then conf
.pax
<- Some
(ref (0.0, 0, 0))
2441 else conf
.pax
<- None
;
2442 TEdone
("PAX " ^
btos (conf
.pax
!= None
))
2445 state
.text <- Printf.sprintf
"bad option %d `%c'" key c;
2451 class type lvsource
= object
2452 method getitemcount
: int
2453 method getitem
: int -> (string * int)
2454 method hasaction
: int -> bool
2462 method getactive
: int
2463 method getfirst
: int
2465 method getminfo
: (int * int) array
2468 class virtual lvsourcebase
= object
2469 val mutable m_active
= 0
2470 val mutable m_first
= 0
2471 val mutable m_pan
= 0
2472 method getactive
= m_active
2473 method getfirst
= m_first
2474 method getpan
= m_pan
2475 method getminfo
: (int * int) array
= E.a
2478 let textentrykeyboard
2479 key _mask
((c, text, opthist
, onkey
, ondone, cancelonempty
), onleave
) =
2481 if key >= 0xffb0 && key <= 0xffb9
2482 then key - 0xffb0 + 48 else key
2485 state
.mode
<- Textentry
(te
, onleave
);
2488 G.postRedisplay "textentrykeyboard enttext";
2490 let histaction cmd
=
2493 | Some
(action, _) ->
2494 state
.mode
<- Textentry
(
2495 (c, action cmd
, opthist
, onkey
, ondone, cancelonempty
), onleave
2497 G.postRedisplay "textentry histaction"
2501 if emptystr
text && cancelonempty
2504 G.postRedisplay "textentrykeyboard after cancel";
2507 let s = withoutlastutf8
text in
2508 enttext (c, s, opthist
, onkey
, ondone, cancelonempty
)
2510 | @enter
| @kpenter
->
2513 G.postRedisplay "textentrykeyboard after confirm"
2515 | @up
| @kpup
-> histaction HCprev
2516 | @down
| @kpdown
-> histaction HCnext
2517 | @home
| @kphome
-> histaction HCfirst
2518 | @jend
| @kpend
-> histaction HClast
2523 begin match opthist
with
2525 | Some
(_, onhistcancel
) -> onhistcancel
()
2529 G.postRedisplay "textentrykeyboard after cancel2"
2532 enttext (c, E.s, opthist
, onkey
, ondone, cancelonempty
)
2535 | @delete
| @kpdelete
-> ()
2538 && key land 0xff00 != 0xff00 (* keyboard *)
2539 && key land 0xfe00 != 0xfe00 (* xkb *)
2540 && key land 0xfd00 != 0xfd00 (* 3270 *)
2542 begin match onkey
text key with
2546 G.postRedisplay "textentrykeyboard after confirm2";
2549 enttext (c, text, opthist
, onkey
, ondone, cancelonempty
);
2553 G.postRedisplay "textentrykeyboard after cancel3"
2556 state
.mode
<- Textentry
(te
, onleave
);
2557 G.postRedisplay "textentrykeyboard switch";
2561 vlog "unhandled key %s" (Wsi.keyname
key)
2564 let firstof first active
=
2565 if first
> active
|| abs
(first
- active
) > fstate
.maxrows
- 1
2566 then max
0 (active
- (fstate
.maxrows
/2))
2570 let calcfirst first active
=
2573 let rows = active
- first
in
2574 if rows > fstate
.maxrows
then active
- fstate
.maxrows
else first
2578 let scrollph y maxy
=
2579 let sh = float (maxy
+ state
.winh
) /. float state
.winh
in
2580 let sh = float state
.winh
/. sh in
2581 let sh = max
sh (float conf
.scrollh
) in
2583 let percent = float y /. float maxy
in
2584 let position = (float state
.winh
-. sh) *. percent in
2587 if position +. sh > float state
.winh
2588 then float state
.winh
-. sh
2594 let coe s = (s :> uioh
);;
2596 class listview ~zebra ~helpmode ~
(source
:lvsource
) ~trusted ~modehash
=
2598 val m_pan
= source#getpan
2599 val m_first
= source#getfirst
2600 val m_active
= source#getactive
2602 val m_prev_uioh
= state
.uioh
2604 method private elemunder
y =
2608 let n = y / (fstate
.fontsize
+1) in
2609 if m_first
+ n < source#getitemcount
2611 if source#hasaction
(m_first
+ n)
2612 then Some
(m_first
+ n)
2619 GlFunc.blend_func ~src
:`src_alpha ~dst
:`one_minus_src_alpha
;
2620 GlDraw.color
(0., 0., 0.) ~alpha
:0.85;
2621 filledrect 0. 0. (float state
.winw
) (float state
.winh
);
2622 GlDraw.color
(1., 1., 1.);
2623 Gl.enable `texture_2d
;
2624 let fs = fstate
.fontsize
in
2626 let hw = (wadjsb () + xadjsb () + state
.winw
)/3 in
2627 let ww = fstate
.wwidth
in
2628 let tabw = 17.0*.ww in
2629 let itemcount = source#getitemcount
in
2630 let minfo = source#getminfo
in
2633 then float (xadjsb ()), float (state
.winw
- 1)
2634 else 0.0, float (state
.winw
- conf
.scrollbw
- 1)
2636 let xadj = xadjsb () in
2638 if (row - m_first
) > fstate
.maxrows
2641 if row >= 0 && row < itemcount
2643 let (s, level
) = source#getitem
row in
2644 let y = (row - m_first
) * nfs in
2646 (if conf
.leftscroll
then float xadj else 5.0)
2647 +. (float (level
+ m_pan
)) *. ww in
2650 (let c = if row land 1 = 0 then 1.0 else 0.92 in (c,c,c));
2654 Gl.disable `texture_2d
;
2655 let alpha = if source#hasaction
row then 0.9 else 0.3 in
2656 GlDraw.color
(1., 1., 1.) ~
alpha;
2657 linerect (x0 +. 1.) (float (y + 1)) (x1) (float (y + fs + 3));
2658 Gl.enable `texture_2d
;
2661 if zebra
&& row land 1 = 1
2665 GlDraw.color
(c,c,c);
2666 let drawtabularstring s =
2668 let x'
= truncate
(x0 +. x) in
2669 let pos = nindex
s '
\000'
in
2671 then drawstring1 fs x'
(y+nfs) s
2673 let s1 = String.sub
s 0 pos
2674 and s2
= String.sub
s (pos+1) (String.length
s - pos - 1) in
2679 let s'
= withoutlastutf8
s in
2680 let s = s' ^
"@Uellipsis" in
2681 let w = measurestr
fs s in
2682 if float x'
+. w +. ww < float (hw + x'
)
2687 if float x'
+. ww +. measurestr
fs s1 > float (hw + x'
)
2691 ignore
(drawstring1 fs x'
(y+nfs) s1);
2692 drawstring1 fs (hw + x'
) (y+nfs) s2
2696 let x = if helpmode
&& row > 0 then x +. ww else x in
2697 let tabpos = nindex
s '
\t'
in
2700 let len = String.length
s - tabpos - 1 in
2701 let s1 = String.sub
s 0 tabpos
2702 and s2
= String.sub
s (tabpos + 1) len in
2703 let nx = drawstr x s1 in
2705 let x = x +. (max
tabw sw) in
2708 let len = String.length
s - 2 in
2709 if len > 0 && s.[0] = '
\xc2'
&& s.[1] = '
\xb7'
2711 let s = String.sub
s 2 len in
2712 let x = if not helpmode
then x +. ww else x in
2713 GlDraw.color
(1.2, 1.2, 1.2);
2714 let vinc = drawstring1 (fs+fs/4)
2715 (truncate
(x -. ww)) (y+nfs) s in
2716 GlDraw.color
(1., 1., 1.);
2717 vinc +. (float fs *. 0.8)
2723 ignore
(drawtabularstring s);
2729 GlDraw.color
(1.0, 1.0, 1.0) ~
alpha:0.5;
2730 let xadj = float (xadjsb () + 5) in
2732 if (row - m_first
) > fstate
.maxrows
2735 if row >= 0 && row < itemcount
2737 let (s, level
) = source#getitem
row in
2738 let pos0 = nindex
s '
\000'
in
2739 let y = (row - m_first
) * nfs in
2740 let x = float (level
+ m_pan
) *. ww in
2741 let (first
, last
) = minfo.(row) in
2743 if pos0 > 0 && first
> pos0
2744 then String.sub
s (pos0+1) (first
-pos0-1)
2745 else String.sub
s 0 first
2747 let suffix = String.sub
s first
(last
- first
) in
2748 let w1 = measurestr fstate
.fontsize
prefix in
2749 let w2 = measurestr fstate
.fontsize
suffix in
2750 let x = x +. if conf
.leftscroll
then xadj else 5.0 in
2751 let x = if pos0 > 0 && first
> pos0 then x +. float hw else x in
2753 and y0 = float (y+2) in
2755 and y1 = float (y+fs+3) in
2756 filledrect x0 y0 x1 y1;
2761 Gl.disable `texture_2d
;
2762 if Array.length
minfo > 0 then loop m_first
;
2765 method updownlevel incr
=
2766 let len = source#getitemcount
in
2768 if m_active
>= 0 && m_active
< len
2769 then snd
(source#getitem m_active
)
2773 if i
= len then i
-1 else if i
= -1 then 0 else
2774 let _, l = source#getitem i
in
2775 if l != curlevel then i
else flow (i
+incr
)
2777 let active = flow m_active
in
2778 let first = calcfirst m_first
active in
2779 G.postRedisplay "outline updownlevel";
2780 {< m_active
= active; m_first
= first >}
2782 method private key1
key mask
=
2783 let set1 active first qsearch
=
2784 coe {< m_active
= active; m_first
= first; m_qsearch
= qsearch
>}
2786 let search active pattern incr
=
2787 let active = if active = -1 then m_first
else active in
2790 if n >= 0 && n < source#getitemcount
2792 let s, _ = source#getitem
n in
2794 (try ignore
(Str.search_forward re
s 0); true
2795 with Not_found
-> false)
2797 else loop (n + incr
)
2804 let re = Str.regexp_case_fold pattern
in
2810 let itemcount = source#getitemcount
in
2811 let find start incr
=
2813 if i
= -1 || i
= itemcount
2816 if source#hasaction i
2818 else find (i
+ incr
)
2823 let set active first =
2824 let first = bound
first 0 (itemcount - fstate
.maxrows
) in
2826 coe {< m_active
= active; m_first
= first; m_qsearch
= E.s >}
2829 let isvisible first n = n >= first && n - first <= fstate
.maxrows
in
2831 let incr1 = if incr
> 0 then 1 else -1 in
2832 if isvisible m_first m_active
2835 let next = m_active
+ incr
in
2837 if next < 0 || next >= itemcount
2839 else find next incr1
2841 if abs
(m_active
- next) > fstate
.maxrows
2847 let first = m_first
+ incr
in
2848 let first = bound
first 0 (itemcount - fstate
.maxrows
) in
2850 let next = m_active
+ incr
in
2851 let next = bound
next 0 (itemcount - 1) in
2858 if isvisible first next
2865 let first = min
next m_first
in
2867 if abs
(next - first) > fstate
.maxrows
2873 let first = m_first
+ incr
in
2874 let first = bound
first 0 (itemcount - 1) in
2876 let next = m_active
+ incr
in
2877 let next = bound
next 0 (itemcount - 1) in
2878 let next = find next incr1 in
2880 if next = -1 || abs
(m_active
- first) > fstate
.maxrows
2882 let active = if m_active
= -1 then next else m_active
in
2887 if isvisible first active
2893 G.postRedisplay "listview navigate";
2897 | (@r
|@s) when Wsi.withctrl mask
->
2898 let incr = if key = @r
then -1 else 1 in
2900 match search (m_active
+ incr) m_qsearch
incr with
2902 state
.text <- m_qsearch ^
" [not found]";
2905 state
.text <- m_qsearch
;
2906 active, firstof m_first
active
2908 G.postRedisplay "listview ctrl-r/s";
2909 set1 active first m_qsearch
;
2911 | @insert
when Wsi.withctrl mask
->
2912 if m_active
>= 0 && m_active
< source#getitemcount
2914 let s, _ = source#getitem m_active
in
2920 if emptystr m_qsearch
2923 let qsearch = withoutlastutf8 m_qsearch
in
2927 G.postRedisplay "listview empty qsearch";
2928 set1 m_active m_first
E.s;
2932 match search m_active
qsearch ~
-1 with
2934 state
.text <- qsearch ^
" [not found]";
2937 state
.text <- qsearch;
2938 active, firstof m_first
active
2940 G.postRedisplay "listview backspace qsearch";
2941 set1 active first qsearch
2944 | key when (key != 0 && key land 0xff00 != 0xff00) ->
2945 let pattern = m_qsearch ^ toutf8
key in
2947 match search m_active
pattern 1 with
2949 state
.text <- pattern ^
" [not found]";
2952 state
.text <- pattern;
2953 active, firstof m_first
active
2955 G.postRedisplay "listview qsearch add";
2956 set1 active first pattern;
2960 if emptystr m_qsearch
2962 G.postRedisplay "list view escape";
2965 source#exit ~uioh
:(coe self
)
2966 ~cancel
:true ~
active:m_active ~
first:m_first ~pan
:m_pan
2968 | None
-> m_prev_uioh
2973 G.postRedisplay "list view kill qsearch";
2974 coe {< m_qsearch
= E.s >}
2977 | @enter
| @kpenter
->
2979 let self = {< m_qsearch
= E.s >} in
2981 G.postRedisplay "listview enter";
2982 if m_active
>= 0 && m_active
< source#getitemcount
2984 source#exit ~uioh
:(coe self) ~cancel
:false
2985 ~
active:m_active ~
first:m_first ~pan
:m_pan
;
2988 source#exit ~uioh
:(coe self) ~cancel
:true
2989 ~
active:m_active ~
first:m_first ~pan
:m_pan
;
2992 begin match opt with
2993 | None
-> m_prev_uioh
2997 | @delete
| @kpdelete
->
3000 | @up
| @kpup
-> navigate ~
-1
3001 | @down
| @kpdown
-> navigate 1
3002 | @prior
| @kpprior
-> navigate ~
-(fstate
.maxrows
)
3003 | @next | @kpnext
-> navigate fstate
.maxrows
3005 | @right
| @kpright
->
3007 G.postRedisplay "listview right";
3008 coe {< m_pan
= m_pan
- 1 >}
3010 | @left | @kpleft
->
3012 G.postRedisplay "listview left";
3013 coe {< m_pan
= m_pan
+ 1 >}
3015 | @home
| @kphome
->
3016 let active = find 0 1 in
3017 G.postRedisplay "listview home";
3021 let first = max
0 (itemcount - fstate
.maxrows
) in
3022 let active = find (itemcount - 1) ~
-1 in
3023 G.postRedisplay "listview end";
3026 | key when (key = 0 || key land 0xff00 = 0xff00) ->
3030 dolog
"listview unknown key %#x" key; coe self
3032 method key key mask
=
3033 match state
.mode
with
3034 | Textentry te
-> textentrykeyboard key mask te
; coe self
3037 | LinkNav
_ -> self#key1
key mask
3039 method button button down
x y _ =
3042 | 1 when x > state
.winw
- conf
.scrollbw
->
3043 G.postRedisplay "listview scroll";
3046 let _, position, sh = self#
scrollph in
3047 if y > truncate
position && y < truncate
(position +. sh)
3049 state
.mstate
<- Mscrolly
;
3053 let s = float (max
0 (y - conf
.scrollh
)) /. float state
.winh
in
3054 let first = truncate
(s *. float source#getitemcount
) in
3055 let first = min source#getitemcount
first in
3056 Some
(coe {< m_first
= first; m_active
= first >})
3058 state
.mstate
<- Mnone
;
3062 begin match self#elemunder
y with
3064 G.postRedisplay "listview click";
3065 source#exit ~uioh
:(coe {< m_active
= n >})
3066 ~cancel
:false ~
active:n ~
first:m_first ~pan
:m_pan
3070 | n when (n == 4 || n == 5) && not down
->
3071 let len = source#getitemcount
in
3073 if n = 5 && m_first
+ fstate
.maxrows
>= len
3077 let first = m_first
+ (if n == 4 then -1 else 1) in
3078 bound
first 0 (len - 1)
3080 G.postRedisplay "listview wheel";
3081 Some
(coe {< m_first
= first >})
3082 | n when (n = 6 || n = 7) && not down
->
3083 let inc = if n = 7 then -1 else 1 in
3084 G.postRedisplay "listview hwheel";
3085 Some
(coe {< m_pan
= m_pan
+ inc >})
3090 | None
-> m_prev_uioh
3093 method multiclick
_ x y = self#button
1 true x y
3096 match state
.mstate
with
3098 let s = float (max
0 (y - conf
.scrollh
)) /. float state
.winh
in
3099 let first = truncate
(s *. float source#getitemcount
) in
3100 let first = min source#getitemcount
first in
3101 G.postRedisplay "listview motion";
3102 coe {< m_first
= first; m_active
= first >}
3110 method pmotion
x y =
3111 if x < state
.winw
- conf
.scrollbw
3114 match self#elemunder
y with
3115 | None
-> Wsi.setcursor
Wsi.CURSOR_INHERIT
; m_active
3116 | Some
n -> Wsi.setcursor
Wsi.CURSOR_INFO
; n
3120 then (G.postRedisplay "listview pmotion"; {< m_active
= n >})
3125 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
3129 method infochanged
_ = ()
3131 method scrollpw
= (0, 0.0, 0.0)
3133 let nfs = fstate
.fontsize
+ 1 in
3134 let y = m_first
* nfs in
3135 let itemcount = source#getitemcount
in
3136 let maxi = max
0 (itemcount - fstate
.maxrows
) in
3137 let maxy = maxi * nfs in
3138 let p, h = scrollph y maxy in
3141 method modehash
= modehash
3142 method eformsgs
= false
3143 method alwaysscrolly
= true
3146 class outlinelistview ~zebra ~source
=
3147 let settext autonarrow
s =
3150 let ss = source#statestr
in
3154 else "{" ^
ss ^
"} [" ^
s ^
"]"
3155 else state
.text <- s
3161 ~source
:(source
:> lvsource
)
3163 ~modehash
:(findkeyhash conf
"outline")
3166 val m_autonarrow
= false
3168 method! key key mask
=
3170 if emptystr state
.text
3172 else fstate
.maxrows - 2
3174 let calcfirst first active =
3177 let rows = active - first in
3178 if rows > maxrows then active - maxrows else first
3182 let active = m_active
+ incr in
3183 let active = bound
active 0 (source#getitemcount
- 1) in
3184 let first = calcfirst m_first
active in
3185 G.postRedisplay "outline navigate";
3186 coe {< m_active
= active; m_first
= first >}
3188 let navscroll first =
3190 let dist = m_active
- first in
3196 else first + maxrows
3199 G.postRedisplay "outline navscroll";
3200 coe {< m_first
= first; m_active
= active >}
3202 let ctrl = Wsi.withctrl mask
in
3207 then (source#denarrow
; E.s)
3209 let pattern = source#renarrow
in
3210 if nonemptystr m_qsearch
3211 then (source#narrow m_qsearch
; m_qsearch
)
3215 settext (not m_autonarrow
) text;
3216 G.postRedisplay "toggle auto narrowing";
3217 coe {< m_first
= 0; m_active
= 0; m_autonarrow
= not m_autonarrow
>}
3219 | @slash
when emptystr m_qsearch
&& not m_autonarrow
->
3221 G.postRedisplay "toggle auto narrowing";
3222 coe {< m_first
= 0; m_active
= 0; m_autonarrow
= true >}
3225 source#narrow m_qsearch
;
3227 then source#add_narrow_pattern m_qsearch
;
3228 G.postRedisplay "outline ctrl-n";
3229 coe {< m_first
= 0; m_active
= 0 >}
3232 let active = source#calcactive
(getanchor
()) in
3233 let first = firstof m_first
active in
3234 G.postRedisplay "outline ctrl-s";
3235 coe {< m_first
= first; m_active
= active >}
3238 G.postRedisplay "outline ctrl-u";
3239 if m_autonarrow
&& nonemptystr m_qsearch
3241 ignore
(source#renarrow
);
3242 settext m_autonarrow
E.s;
3243 coe {< m_first
= 0; m_active
= 0; m_qsearch
= E.s >}
3246 source#del_narrow_pattern
;
3247 let pattern = source#renarrow
in
3249 if emptystr
pattern then E.s else "Narrowed to " ^
pattern
3251 settext m_autonarrow
text;
3252 coe {< m_first
= 0; m_active
= 0; m_qsearch
= E.s >}
3256 let first = max
0 (m_active
- (fstate
.maxrows / 2)) in
3257 G.postRedisplay "outline ctrl-l";
3258 coe {< m_first
= first >}
3260 | @tab
when m_autonarrow
->
3261 if nonemptystr m_qsearch
3263 G.postRedisplay "outline list view tab";
3264 source#add_narrow_pattern m_qsearch
;
3266 coe {< m_qsearch
= E.s >}
3270 | @escape
when m_autonarrow
->
3271 if nonemptystr m_qsearch
3272 then source#add_narrow_pattern m_qsearch
;
3275 | @enter
| @kpenter
when m_autonarrow
->
3276 if nonemptystr m_qsearch
3277 then source#add_narrow_pattern m_qsearch
;
3280 | key when m_autonarrow
&& (key != 0 && key land 0xff00 != 0xff00) ->
3281 let pattern = m_qsearch ^ toutf8
key in
3282 G.postRedisplay "outlinelistview autonarrow add";
3283 source#narrow
pattern;
3284 settext true pattern;
3285 coe {< m_first
= 0; m_active
= 0; m_qsearch
= pattern >}
3287 | key when m_autonarrow
&& key = @backspace
->
3288 if emptystr m_qsearch
3291 let pattern = withoutlastutf8 m_qsearch
in
3292 G.postRedisplay "outlinelistview autonarrow backspace";
3293 ignore
(source#renarrow
);
3294 source#narrow
pattern;
3295 settext true pattern;
3296 coe {< m_first
= 0; m_active
= 0; m_qsearch
= pattern >}
3298 | @delete
| @kpdelete
->
3299 source#remove m_active
;
3300 G.postRedisplay "outline delete";
3301 let active = max
0 (m_active
-1) in
3302 coe {< m_first
= firstof m_first
active;
3303 m_active
= active >}
3305 | @up
| @kpup
when ctrl ->
3306 navscroll (max
0 (m_first
- 1))
3308 | @down
| @kpdown
when ctrl ->
3309 navscroll (min
(source#getitemcount
- 1) (m_first
+ 1))
3311 | @up
| @kpup
-> navigate ~
-1
3312 | @down
| @kpdown
-> navigate 1
3313 | @prior
| @kpprior
-> navigate ~
-(fstate
.maxrows)
3314 | @next | @kpnext
-> navigate fstate
.maxrows
3316 | @right
| @kpright
->
3320 G.postRedisplay "outline ctrl right";
3321 {< m_pan
= m_pan
+ 1 >}
3323 else self#updownlevel
1
3327 | @left | @kpleft
->
3331 G.postRedisplay "outline ctrl left";
3332 {< m_pan
= m_pan
- 1 >}
3334 else self#updownlevel ~
-1
3338 | @home
| @kphome
->
3339 G.postRedisplay "outline home";
3340 coe {< m_first
= 0; m_active
= 0 >}
3343 let active = source#getitemcount
- 1 in
3344 let first = max
0 (active - fstate
.maxrows) in
3345 G.postRedisplay "outline end";
3346 coe {< m_active
= active; m_first
= first >}
3348 | _ -> super#
key key mask
3351 let genhistoutlines =
3352 let order ty
(p1
, c1
, _, _, _) (p2
, c2
, _, _, _) =
3354 | `lastvisit
-> compare c1
.lastvisit c2
.lastvisit
3355 | `path
-> compare p2 p1
3356 | `file
-> compare
(Filename.basename p2
) (Filename.basename p1
)
3358 let e1 = emptystr c1
.title
3359 and e2
= emptystr c2
.title
in
3361 then compare
(Filename.basename p2
) (Filename.basename p1
)
3364 else compare c1
.title c2
.title
3366 let showfullpath = ref false in
3369 let s = if orderty
= t
then "[@Uradical] " ^
s else "[ ] " ^
s in
3370 s, 0, Oaction
(fun () -> Config.historder
:= t
; reeenterhist := true)
3372 let list = ref [] in
3373 if Config.gethist
list
3377 (fun accu (path
, c, b, x, a) ->
3378 let hist = (path
, (c, b, x, a)) in
3379 let s = if !showfullpath then path
else Filename.basename path
in
3380 let base = mbtoutf8
s in
3381 (base ^
"\000" ^
c.title
, 1, Ohistory
hist) :: accu
3383 [ setorty "Sort by time of last visit" `lastvisit
;
3384 setorty "Sort by file name" `file
;
3385 setorty "Sort by path" `path
;
3386 setorty "Sort by title" `title
;
3387 (if !showfullpath then "@Uradical "
3388 else " ") ^
"Show full path", 0, Oaction
(fun () ->
3389 showfullpath := not
!showfullpath; reeenterhist := true)
3390 ] (List.sort
(order orderty
) !list)
3396 let gotohist (path
, (c, bookmarks
, x, anchor)) =
3397 Config.save
leavebirdseye;
3398 state
.anchor <- anchor;
3399 state
.bookmarks
<- bookmarks
;
3400 state
.origin
<- E.s;
3403 let x0, y0, x1, y1 = conf
.trimfuzz
in
3404 wcmd "trimset %d %d %d %d %d" (btod conf
.trimmargins
) x0 y0 x1 y1;
3405 reshape ~firsttime
:true state
.winw state
.winh
;
3410 let makecheckers () =
3411 (* Based on lablGL-1.04/LablGlut/examples/lablGL/checker.ml which had
3413 converted by Issac Trotts. July 25, 2002 *)
3414 let image = GlPix.create `ubyte ~format
:`luminance ~width
:2 ~height
:2 in
3415 Raw.sets_string
(GlPix.to_raw
image) ~
pos:0 "\255\200\200\255";
3416 let id = GlTex.gen_texture
() in
3417 GlTex.bind_texture ~target
:`texture_2d
id;
3418 GlPix.store
(`unpack_alignment
1);
3419 GlTex.image2d
image;
3420 List.iter
(GlTex.parameter ~target
:`texture_2d
)
3421 [ `mag_filter `nearest
; `min_filter `nearest
];
3425 let setcheckers enabled
=
3426 match state
.checkerstexid
with
3428 if enabled
then state
.checkerstexid
<- Some
(makecheckers ())
3430 | Some checkerstexid
->
3433 GlTex.delete_texture checkerstexid
;
3434 state
.checkerstexid
<- None
;
3438 let describe_location () =
3439 let fn = page_of_y state
.y in
3440 let ln = page_of_y
(state
.y + state
.winh
- hscrollh () - 1) in
3441 let maxy = state
.maxy - (if conf
.maxhfit
then state
.winh
else 0) in
3445 else (100. *. (float state
.y /. float maxy))
3449 Printf.sprintf
"page %d of %d [%.2f%%]"
3450 (fn+1) state
.pagecount
percent
3453 "pages %d-%d of %d [%.2f%%]"
3454 (fn+1) (ln+1) state
.pagecount
percent
3457 let setpresentationmode v
=
3458 let n = page_of_y state
.y in
3459 state
.anchor <- (n, 0.0, 1.0);
3460 conf
.presentation
<- v
;
3461 if conf
.fitmodel
= FitPage
3462 then reqlayout conf
.angle conf
.fitmodel
;
3467 let btos b = if b then "@Uradical" else E.s in
3468 let showextended = ref false in
3469 let leave mode
_ = state
.mode
<- mode
in
3472 val mutable m_first_time
= true
3473 val mutable m_l
= []
3474 val mutable m_a
= E.a
3475 val mutable m_prev_uioh
= nouioh
3476 val mutable m_prev_mode
= View
3478 inherit lvsourcebase
3480 method reset prev_mode prev_uioh
=
3481 m_a
<- Array.of_list
(List.rev m_l
);
3483 m_prev_mode
<- prev_mode
;
3484 m_prev_uioh
<- prev_uioh
;
3488 if n >= Array.length m_a
3492 | _, _, _, Action
_ -> m_active
<- n
3493 | _, _, _, Noaction
-> loop (n+1)
3496 m_first_time
<- false;
3499 method int name get
set =
3501 (name
, `
int get
, 1, Action
(
3504 try set (int_of_string
s)
3506 state
.text <- Printf.sprintf
"bad integer `%s': %s"
3510 let te = name ^
": ", E.s, None
, intentry, ondone, true in
3511 state
.mode
<- Textentry
(te, leave m_prev_mode
);
3515 method int_with_suffix name get
set =
3517 (name
, `intws get
, 1, Action
(
3520 try set (int_of_string_with_suffix
s)
3522 state
.text <- Printf.sprintf
"bad integer `%s': %s"
3527 name ^
": ", E.s, None
, intentry_with_suffix, ondone, true
3529 state
.mode
<- Textentry
(te, leave m_prev_mode
);
3533 method bool ?
(offset
=1) ?
(btos=btos) name get
set =
3535 (name
, `
bool (btos, get
), offset
, Action
(
3542 method color name get
set =
3544 (name
, `color get
, 1, Action
(
3546 let invalid = (nan
, nan
, nan
) in
3549 try color_of_string
s
3551 state
.text <- Printf.sprintf
"bad color `%s': %s"
3558 let te = name ^
": ", E.s, None
, textentry, ondone, true in
3559 state
.text <- color_to_string
(get
());
3560 state
.mode
<- Textentry
(te, leave m_prev_mode
);
3564 method string name get
set =
3566 (name
, `
string get
, 1, Action
(
3568 let ondone s = set s in
3569 let te = name ^
": ", E.s, None
, textentry, ondone, true in
3570 state
.mode
<- Textentry
(te, leave m_prev_mode
);
3574 method colorspace name get
set =
3576 (name
, `
string get
, 1, Action
(
3580 inherit lvsourcebase
3583 m_active
<- CSTE.to_int conf
.colorspace
;
3586 method getitemcount
=
3587 Array.length
CSTE.names
3590 method exit ~uioh ~cancel ~
active ~
first ~pan
=
3591 ignore
(uioh
, first, pan
);
3592 if not cancel
then set active;
3594 method hasaction
_ = true
3598 let modehash = findkeyhash conf
"info" in
3599 coe (new listview ~zebra
:false ~helpmode
:false
3600 ~
source ~trusted
:true ~
modehash)
3603 method paxmark name get
set =
3605 (name
, `
string get
, 1, Action
(
3609 inherit lvsourcebase
3612 m_active
<- MTE.to_int conf
.paxmark
;
3615 method getitemcount
= Array.length
MTE.names
3616 method getitem
n = (MTE.names
.(n), 0)
3617 method exit ~uioh ~cancel ~
active ~
first ~pan
=
3618 ignore
(uioh
, first, pan
);
3619 if not cancel
then set active;
3621 method hasaction
_ = true
3625 let modehash = findkeyhash conf
"info" in
3626 coe (new listview ~zebra
:false ~helpmode
:false
3627 ~
source ~trusted
:true ~
modehash)
3630 method fitmodel name get
set =
3632 (name
, `
string get
, 1, Action
(
3636 inherit lvsourcebase
3639 m_active
<- FMTE.to_int conf
.fitmodel
;
3642 method getitemcount
= Array.length
FMTE.names
3643 method getitem
n = (FMTE.names
.(n), 0)
3644 method exit ~uioh ~cancel ~
active ~
first ~pan
=
3645 ignore
(uioh
, first, pan
);
3646 if not cancel
then set active;
3648 method hasaction
_ = true
3652 let modehash = findkeyhash conf
"info" in
3653 coe (new listview ~zebra
:false ~helpmode
:false
3654 ~
source ~trusted
:true ~
modehash)
3657 method caption
s offset
=
3658 m_l
<- (s, `empty
, offset
, Noaction
) :: m_l
3660 method caption2
s f offset
=
3661 m_l
<- (s, `
string f, offset
, Noaction
) :: m_l
3663 method getitemcount
= Array.length m_a
3666 let tostr = function
3667 | `
int f -> string_of_int
(f ())
3668 | `intws
f -> string_with_suffix_of_int
(f ())
3670 | `color
f -> color_to_string
(f ())
3671 | `
bool (btos, f) -> btos (f ())
3674 let name, t
, offset
, _ = m_a
.(n) in
3675 ((let s = tostr t
in
3677 then Printf.sprintf
"%s\t%s" name s
3681 method exit ~uioh ~cancel ~
active ~
first ~pan
=
3686 match m_a
.(active) with
3687 | _, _, _, Action
f -> f uioh
3688 | _, _, _, Noaction
-> uioh
3699 method hasaction
n =
3701 | _, _, _, Action
_ -> true
3702 | _, _, _, Noaction
-> false
3705 let rec fillsrc prevmode prevuioh
=
3706 let sep () = src#caption
E.s 0 in
3707 let colorp name get
set =
3709 (fun () -> color_to_string
(get
()))
3712 let c = color_of_string
v in
3715 state
.text <- Printf.sprintf
"bad color `%s': %s" v (exntos exn
)
3718 let oldmode = state
.mode
in
3719 let birdseye = isbirdseye state
.mode
in
3721 src#caption
(if birdseye then "Setup (Bird's eye)" else "Setup") 0;
3723 src#
bool "presentation mode"
3724 (fun () -> conf
.presentation
)
3725 (fun v -> setpresentationmode v);
3727 src#
bool "ignore case in searches"
3728 (fun () -> conf
.icase
)
3729 (fun v -> conf
.icase
<- v);
3732 (fun () -> conf
.preload)
3733 (fun v -> conf
.preload <- v);
3735 src#
bool "highlight links"
3736 (fun () -> conf
.hlinks
)
3737 (fun v -> conf
.hlinks
<- v);
3739 src#
bool "under info"
3740 (fun () -> conf
.underinfo
)
3741 (fun v -> conf
.underinfo
<- v);
3743 src#
bool "persistent bookmarks"
3744 (fun () -> conf
.savebmarks
)
3745 (fun v -> conf
.savebmarks
<- v);
3747 src#fitmodel
"fit model"
3748 (fun () -> FMTE.to_string conf
.fitmodel
)
3749 (fun v -> reqlayout conf
.angle
(FMTE.of_int
v));
3751 src#
bool "trim margins"
3752 (fun () -> conf
.trimmargins
)
3753 (fun v -> settrim v conf
.trimfuzz
; fillsrc prevmode prevuioh
);
3755 src#
bool "persistent location"
3756 (fun () -> conf
.jumpback
)
3757 (fun v -> conf
.jumpback
<- v);
3760 src#
int "inter-page space"
3761 (fun () -> conf
.interpagespace
)
3763 conf
.interpagespace
<- n;
3764 docolumns conf
.columns
;
3766 match state
.layout with
3771 state
.maxy <- calcheight
();
3772 let y = getpagey
pageno in
3777 (fun () -> conf
.pagebias
)
3778 (fun v -> conf
.pagebias
<- v);
3780 src#
int "scroll step"
3781 (fun () -> conf
.scrollstep
)
3782 (fun n -> conf
.scrollstep
<- n);
3784 src#
int "horizontal scroll step"
3785 (fun () -> conf
.hscrollstep
)
3786 (fun v -> conf
.hscrollstep
<- v);
3788 src#
int "auto scroll step"
3790 match state
.autoscroll
with
3792 | _ -> conf
.autoscrollstep
)
3794 let n = boundastep state
.winh
n in
3795 if state
.autoscroll
<> None
3796 then state
.autoscroll
<- Some
n;
3797 conf
.autoscrollstep
<- n);
3800 (fun () -> truncate
(conf
.zoom *. 100.))
3801 (fun v -> setzoom ((float v) /. 100.));
3804 (fun () -> conf
.angle
)
3805 (fun v -> reqlayout v conf
.fitmodel
);
3807 src#
int "scroll bar width"
3808 (fun () -> conf
.scrollbw
)
3811 reshape state
.winw state
.winh
;
3814 src#
int "scroll handle height"
3815 (fun () -> conf
.scrollh
)
3816 (fun v -> conf
.scrollh
<- v;);
3818 src#
int "thumbnail width"
3819 (fun () -> conf
.thumbw
)
3821 conf
.thumbw
<- min
4096 v;
3824 leavebirdseye beye
false;
3831 let mode = state
.mode in
3832 src#
string "columns"
3834 match conf
.columns
with
3836 | Cmulti
(multi
, _) -> multicolumns_to_string multi
3837 | Csplit
(count
, _) -> "-" ^ string_of_int count
3840 let n, a, b = multicolumns_of_string
v in
3841 setcolumns mode n a b);
3844 src#caption
"Pixmap cache" 0;
3845 src#int_with_suffix
"size (advisory)"
3846 (fun () -> conf
.memlimit
)
3847 (fun v -> conf
.memlimit
<- v);
3850 (fun () -> Printf.sprintf
"%s bytes, %d tiles"
3851 (string_with_suffix_of_int state
.memused
)
3852 (Hashtbl.length state
.tilemap
)) 1;
3855 src#caption
"Layout" 0;
3856 src#caption2
"Dimension"
3858 Printf.sprintf
"%dx%d (virtual %dx%d)"
3859 state
.winw state
.winh
3864 src#caption2
"Position" (fun () ->
3865 Printf.sprintf
"%dx%d" state
.x state
.y
3868 src#caption2
"Position" (fun () -> describe_location ()) 1
3872 src#
bool ~offset
:0 ~
btos:(fun v -> if v then "(on)" else "(off)")
3873 "Save these parameters as global defaults at exit"
3874 (fun () -> conf
.bedefault
)
3875 (fun v -> conf
.bedefault
<- v)
3879 let btos b = if b then "@Ulguillemet" else "@Urguillemet" in
3880 src#
bool ~offset
:0 ~
btos "Extended parameters"
3881 (fun () -> !showextended)
3882 (fun v -> showextended := v; fillsrc prevmode prevuioh
);
3886 (fun () -> conf
.checkers
)
3887 (fun v -> conf
.checkers
<- v; setcheckers v);
3888 src#
bool "update cursor"
3889 (fun () -> conf
.updatecurs
)
3890 (fun v -> conf
.updatecurs
<- v);
3891 src#
bool "scroll-bar on the left"
3892 (fun () -> conf
.leftscroll
)
3893 (fun v -> conf
.leftscroll
<- v);
3895 (fun () -> conf
.verbose
)
3896 (fun v -> conf
.verbose
<- v);
3897 src#
bool "invert colors"
3898 (fun () -> conf
.invert
)
3899 (fun v -> conf
.invert
<- v);
3901 (fun () -> conf
.maxhfit
)
3902 (fun v -> conf
.maxhfit
<- v);
3903 src#
bool "redirect stderr"
3904 (fun () -> conf
.redirectstderr)
3905 (fun v -> conf
.redirectstderr <- v; redirectstderr ());
3907 (fun () -> conf
.pax
!= None
)
3910 then conf
.pax
<- Some
(ref (now
(), 0, 0))
3911 else conf
.pax
<- None
);
3912 src#
string "uri launcher"
3913 (fun () -> conf
.urilauncher
)
3914 (fun v -> conf
.urilauncher
<- v);
3915 src#
string "path launcher"
3916 (fun () -> conf
.pathlauncher
)
3917 (fun v -> conf
.pathlauncher
<- v);
3918 src#
string "tile size"
3919 (fun () -> Printf.sprintf
"%dx%d" conf
.tilew conf
.tileh
)
3922 let w, h = Scanf.sscanf
v "%dx%d" (fun w h -> w, h) in
3923 conf
.tilew
<- max
64 w;
3924 conf
.tileh
<- max
64 h;
3927 state
.text <- Printf.sprintf
"bad tile size `%s': %s"
3930 src#
int "texture count"
3931 (fun () -> conf
.texcount
)
3934 then conf
.texcount
<- v
3935 else showtext '
!'
" Failed to set texture count please retry later"
3937 src#
int "slice height"
3938 (fun () -> conf
.sliceheight
)
3940 conf
.sliceheight
<- v;
3941 wcmd "sliceh %d" conf
.sliceheight
;
3943 src#
int "anti-aliasing level"
3944 (fun () -> conf
.aalevel
)
3946 conf
.aalevel
<- bound
v 0 8;
3947 state
.anchor <- getanchor
();
3948 opendoc state
.path state
.password;
3950 src#
string "page scroll scaling factor"
3951 (fun () -> string_of_float conf
.pgscale)
3954 let s = float_of_string
v in
3957 state
.text <- Printf.sprintf
3958 "bad page scroll scaling factor `%s': %s" v (exntos exn
)
3961 src#
int "ui font size"
3962 (fun () -> fstate
.fontsize
)
3963 (fun v -> setfontsize (bound
v 5 100));
3964 src#
int "hint font size"
3965 (fun () -> conf
.hfsize
)
3966 (fun v -> conf
.hfsize
<- bound
v 5 100);
3967 colorp "background color"
3968 (fun () -> conf
.bgcolor
)
3969 (fun v -> conf
.bgcolor
<- v);
3970 src#
bool "crop hack"
3971 (fun () -> conf
.crophack
)
3972 (fun v -> conf
.crophack
<- v);
3973 src#
string "trim fuzz"
3974 (fun () -> irect_to_string conf
.trimfuzz
)
3977 conf
.trimfuzz
<- irect_of_string
v;
3979 then settrim true conf
.trimfuzz
;
3981 state
.text <- Printf.sprintf
"bad irect `%s': %s" v (exntos exn
)
3983 src#
string "throttle"
3985 match conf
.maxwait
with
3986 | None
-> "show place holder if page is not ready"
3989 then "wait for page to fully render"
3991 "wait " ^ string_of_float
time
3992 ^
" seconds before showing placeholder"
3996 let f = float_of_string
v in
3998 then conf
.maxwait
<- None
3999 else conf
.maxwait
<- Some
f
4001 state
.text <- Printf.sprintf
"bad time `%s': %s" v (exntos exn
)
4003 src#
string "ghyll scroll"
4005 match conf
.ghyllscroll
with
4007 | Some nab
-> ghyllscroll_to_string nab
4010 try conf
.ghyllscroll
<- ghyllscroll_of_string
v
4012 state
.text <- Printf.sprintf
"bad ghyll `%s': %s" v (exntos exn
)
4014 src#
string "selection command"
4015 (fun () -> conf
.selcmd
)
4016 (fun v -> conf
.selcmd
<- v);
4017 src#
string "synctex command"
4018 (fun () -> conf
.stcmd
)
4019 (fun v -> conf
.stcmd
<- v);
4020 src#
string "pax command"
4021 (fun () -> conf
.paxcmd
)
4022 (fun v -> conf
.paxcmd
<- v);
4023 src#
string "ask password command"
4024 (fun () -> conf
.passcmd)
4025 (fun v -> conf
.passcmd <- v);
4026 src#
string "save path command"
4027 (fun () -> conf
.savecmd
)
4028 (fun v -> conf
.savecmd
<- v);
4029 src#colorspace
"color space"
4030 (fun () -> CSTE.to_string conf
.colorspace
)
4032 conf
.colorspace
<- CSTE.of_int
v;
4036 src#paxmark
"pax mark method"
4037 (fun () -> MTE.to_string conf
.paxmark
)
4038 (fun v -> conf
.paxmark
<- MTE.of_int
v);
4042 (fun () -> conf
.usepbo
)
4043 (fun v -> conf
.usepbo
<- v);
4044 src#
bool "mouse wheel scrolls pages"
4045 (fun () -> conf
.wheelbypage
)
4046 (fun v -> conf
.wheelbypage
<- v);
4047 src#
bool "open remote links in a new instance"
4048 (fun () -> conf
.riani
)
4049 (fun v -> conf
.riani
<- v);
4050 src#
bool "edit annotations inline"
4051 (fun () -> conf
.annotinline
)
4052 (fun v -> conf
.annotinline
<- v);
4056 src#caption
"Document" 0;
4057 List.iter
(fun (_, s) -> src#caption
s 1) state
.docinfo
;
4058 src#caption2
"Pages"
4059 (fun () -> string_of_int state
.pagecount
) 1;
4060 src#caption2
"Dimensions"
4061 (fun () -> string_of_int
(List.length state
.pdims
)) 1;
4065 src#caption
"Trimmed margins" 0;
4066 src#caption2
"Dimensions"
4067 (fun () -> string_of_int
(List.length state
.pdims
)) 1;
4071 src#caption
"OpenGL" 0;
4072 src#caption
(Printf.sprintf
"Vendor\t%s" (GlMisc.get_string `vendor
)) 1;
4073 src#caption
(Printf.sprintf
"Renderer\t%s" (GlMisc.get_string `renderer
)) 1;
4076 src#caption
"Location" 0;
4077 if nonemptystr state
.origin
4078 then src#caption
("Orign\t" ^ mbtoutf8 state
.origin
) 1;
4079 src#caption
("Path\t" ^ mbtoutf8 state
.path
) 1;
4081 src#reset prevmode prevuioh
;
4086 let prevmode = state
.mode
4087 and prevuioh
= state
.uioh in
4088 fillsrc prevmode prevuioh
;
4089 let source = (src :> lvsource
) in
4090 let modehash = findkeyhash conf
"info" in
4091 state
.uioh <- coe (object (self)
4092 inherit listview ~zebra
:false ~helpmode
:false
4093 ~
source ~trusted
:true ~
modehash as super
4094 val mutable m_prevmemused
= 0
4095 method! infochanged
= function
4097 if m_prevmemused
!= state
.memused
4099 m_prevmemused
<- state
.memused
;
4100 G.postRedisplay "memusedchanged";
4102 | Pdim
-> G.postRedisplay "pdimchanged"
4103 | Docinfo
-> fillsrc prevmode prevuioh
4105 method! key key mask
=
4106 if not
(Wsi.withctrl mask
)
4109 | @left | @kpleft
-> coe (self#updownlevel ~
-1)
4110 | @right
| @kpright
-> coe (self#updownlevel
1)
4111 | _ -> super#
key key mask
4112 else super#
key key mask
4114 G.postRedisplay "info";
4120 inherit lvsourcebase
4121 method getitemcount
= Array.length state
.help
4123 let s, l, _ = state
.help
.(n) in
4126 method exit ~
uioh ~cancel ~
active ~
first ~pan
=
4130 match state
.help
.(active) with
4131 | _, _, Action
f -> Some
(f uioh)
4132 | _, _, Noaction
-> Some
uioh
4141 method hasaction
n =
4142 match state
.help
.(n) with
4143 | _, _, Action
_ -> true
4144 | _, _, Noaction
-> false
4150 let modehash = findkeyhash conf
"help" in
4152 state
.uioh <- coe (new listview
4153 ~zebra
:false ~helpmode
:true
4154 ~
source ~trusted
:true ~
modehash);
4155 G.postRedisplay "help";
4161 inherit lvsourcebase
4162 val mutable m_items
= E.a
4164 method getitemcount
= 1 + Array.length m_items
4169 else m_items
.(n-1), 0
4171 method exit ~
uioh ~cancel ~
active ~
first ~pan
=
4176 then Buffer.clear state
.errmsgs
;
4183 method hasaction
n =
4187 state
.newerrmsgs
<- false;
4188 let l = Str.split newlinere
(Buffer.contents state
.errmsgs
) in
4189 m_items
<- Array.of_list
l
4198 let source = (msgsource :> lvsource
) in
4199 let modehash = findkeyhash conf
"listview" in
4200 state
.uioh <- coe (object
4201 inherit listview ~zebra
:false ~helpmode
:false
4202 ~
source ~trusted
:false ~
modehash as super
4205 then msgsource#reset
;
4208 G.postRedisplay "msgs";
4212 let editor = getenvwithdef
"EDITOR" E.s in
4216 let tmppath = Filename.temp_file
"llpp" "note" in
4219 let oc = open_out
tmppath in
4223 let execstr = editor ^
" " ^
tmppath in
4225 match popen
execstr [] with
4226 | (exception exn
) ->
4228 Printf.sprintf
"popen(%S) failed: %s" execstr (exntos exn
);
4231 match Unix.waitpid
[] pid
4233 | (exception exn
) ->
4235 Printf.sprintf
"waitpid(%d) failed: %s" pid (exntos exn
);
4239 | Unix.WEXITED
0 -> filelines
tmppath
4242 Printf.sprintf
"editor process(%s) exited abnormally: %d"
4245 | Unix.WSIGNALED
n ->
4247 Printf.sprintf
"editor process(%s) was killed by signal %d"
4250 | Unix.WSTOPPED
n ->
4252 Printf.sprintf
"editor(%s) process was stopped by signal %d"
4256 match Unix.unlink
tmppath with
4257 | (exception exn
) ->
4258 showtext '
!'
@@ Printf.sprintf
"failed to ulink %S: %s"
4259 tmppath (exntos exn
);
4264 let enterannotmode opaque slinkindex
=
4267 inherit lvsourcebase
4268 val mutable m_text
= E.s
4269 val mutable m_items
= E.a
4271 method getitemcount
= Array.length m_items
4274 let label, _func
= m_items
.(n) in
4277 method exit ~
uioh ~cancel ~
active ~
first ~pan
=
4278 ignore
(uioh, first, pan
);
4281 let _label, func
= m_items
.(active) in
4286 method hasaction
n = not
@@ emptystr
@@ fst m_items
.(n)
4289 let rec split accu b i
=
4291 if p = String.length
s
4292 then (String.sub
s b (p-b), unit) :: accu
4294 if (i
> 70 && s.[p] = ' '
) || s.[p] = '
\r'
|| s.[p] = '
\n'
4296 let ss = if i
= 0 then E.s else String.sub
s b i
in
4297 split ((ss, unit)::accu) (p+1) 0
4302 wcmd "freepage %s" (~
> opaque);
4304 Hashtbl.fold (fun key opaque'
accu ->
4305 if opaque'
= opaque'
4306 then key :: accu else accu) state
.pagemap
[]
4308 List.iter
(Hashtbl.remove state
.pagemap
) keys;
4313 delannot
opaque slinkindex
;
4316 let edit inline
() =
4321 modannot
opaque slinkindex
s;
4327 let mode = state
.mode in
4330 ("annotation: ", m_text
, None
, textentry, update, true),
4331 fun _ -> state
.mode <- mode);
4335 let s = getusertext m_text
in
4340 ( "[Copy]", fun () -> selstring m_text
)
4341 :: ("[Delete]", dele)
4342 :: ("[Edit]", edit conf
.annotinline
)
4344 :: split [] 0 0 |> List.rev
|> Array.of_list
4351 let s = getannotcontents
opaque slinkindex
in
4354 let source = (msgsource :> lvsource
) in
4355 let modehash = findkeyhash conf
"listview" in
4356 state
.uioh <- coe (object
4357 inherit listview ~zebra
:false ~helpmode
:false
4358 ~
source ~trusted
:false ~
modehash
4360 G.postRedisplay "enterannotmode";
4363 let gotounder under =
4364 let getpath filename
=
4366 if nonemptystr filename
4368 if Filename.is_relative filename
4370 let dir = Filename.dirname state
.path in
4372 if Filename.is_implicit
dir
4373 then Filename.concat
(Sys.getcwd
()) dir
4376 Filename.concat
dir filename
4380 if Sys.file_exists
path
4385 | Ulinkgoto
(pageno, top) ->
4389 gotopage1 pageno top;
4395 | Uremote
(filename
, pageno) ->
4396 let path = getpath filename
in
4401 let command = Printf.sprintf
"%s -page %d %S" !selfexec pageno path in
4402 try addpid
@@ popen
command []
4404 Printf.eprintf
"failed to execute `%s': %s\n" command (exntos exn
);
4407 let anchor = getanchor
() in
4408 let ranchor = state
.path, state
.password, anchor, state
.origin
in
4409 state
.origin
<- E.s;
4410 state
.anchor <- (pageno, 0.0, 0.0);
4411 state
.ranchors
<- ranchor :: state
.ranchors
;
4414 else showtext '
!'
("Could not find " ^ filename
)
4416 | Uremotedest
(filename
, destname
) ->
4417 let path = getpath filename
in
4422 let command = !selfexec ^
" " ^
path ^
" -dest " ^ destname
in
4423 try addpid
@@ popen
command []
4426 "failed to execute `%s': %s\n" command (exntos exn
);
4429 let anchor = getanchor
() in
4430 let ranchor = state
.path, state
.password, anchor, state
.origin
in
4431 state
.origin
<- E.s;
4432 state
.nameddest
<- destname
;
4433 state
.ranchors
<- ranchor :: state
.ranchors
;
4436 else showtext '
!'
("Could not find " ^ filename
)
4438 | Uunexpected
_ | Ulaunch
_ | Unamed
_ | Utext
_ | Unone
-> ()
4439 | Uannotation
(opaque, slinkindex
) -> enterannotmode opaque slinkindex
4442 let gotooutline (_, _, kind
) =
4446 let (pageno, y, _) = anchor in
4448 (if conf
.presentation
then (pageno, y, 1.0) else anchor)
4452 | Ouri
uri -> gotounder (Ulinkuri
uri)
4453 | Olaunch cmd
-> gotounder (Ulaunch cmd
)
4454 | Oremote remote
-> gotounder (Uremote remote
)
4455 | Ohistory
hist -> gotohist hist
4456 | Oremotedest remotedest
-> gotounder (Uremotedest remotedest
)
4460 let outlinesource sourcetype
=
4462 inherit lvsourcebase
4463 val mutable m_items
= E.a
4464 val mutable m_minfo
= E.a
4465 val mutable m_orig_items
= E.a
4466 val mutable m_orig_minfo
= E.a
4467 val mutable m_narrow_patterns
= []
4468 val mutable m_hadremovals
= false
4469 val mutable m_gen
= -1
4471 method getitemcount
=
4472 Array.length m_items
+ (if m_hadremovals
then 1 else 0)
4475 if n == Array.length m_items
&& m_hadremovals
4477 ("[Confirm removal]", 0)
4479 let s, n, _ = m_items
.(n) in
4482 method exit ~
uioh ~cancel ~
active ~
first ~pan
=
4483 ignore
(uioh, first);
4484 let confrimremoval = m_hadremovals
&& active = Array.length m_items
in
4486 if m_narrow_patterns
= []
4487 then m_orig_items
, m_orig_minfo
4488 else m_items
, m_minfo
4492 if not
confrimremoval
4494 gotooutline m_items
.(active);
4499 state
.bookmarks
<- Array.to_list m_items
;
4500 m_orig_items
<- m_items
;
4501 m_orig_minfo
<- m_minfo
;
4511 method hasaction
_ = true
4514 if Array.length m_items
!= Array.length m_orig_items
4517 match m_narrow_patterns
with
4519 | many
-> String.concat
"@Uellipsis" (List.rev many
)
4521 "Narrowed to " ^
s ^
" (ctrl-u to restore)"
4525 match m_narrow_patterns
with
4528 | head
:: _ -> "@Uellipsis" ^ head
4530 method narrow
pattern =
4531 let reopt = try Some
(Str.regexp_case_fold
pattern) with _ -> None
in
4535 let rec loop accu minfo n =
4538 m_items
<- Array.of_list
accu;
4539 m_minfo
<- Array.of_list
minfo;
4542 let (s, _, t
) as o = m_items
.(n) in
4545 | Oaction
_ -> o :: accu, (0, 0) :: minfo
4546 | Onone
| Oanchor
_ | Ouri
_ | Olaunch
_
4547 | Oremote
_ | Oremotedest
_ | Ohistory
_ ->
4549 try Str.search_forward
re s 0
4550 with Not_found
-> -1
4553 then o :: accu, (first, Str.match_end
()) :: minfo
4556 loop accu minfo (n-1)
4558 loop [] [] (Array.length m_items
- 1)
4560 method! getminfo
= m_minfo
4564 match sourcetype
with
4565 | `bookmarks
-> Array.of_list state
.bookmarks
4566 | `outlines
-> state
.outlines
4567 | `history
-> genhistoutlines !Config.historder
4569 m_minfo
<- m_orig_minfo
;
4570 m_items
<- m_orig_items
4573 if sourcetype
= `bookmarks
4575 if m >= 0 && m < Array.length m_items
4577 m_hadremovals
<- true;
4578 m_items
<- Array.init
(Array.length m_items
- 1) (fun n ->
4579 let n = if n >= m then n+1 else n in
4584 method add_narrow_pattern
pattern =
4585 m_narrow_patterns
<- pattern :: m_narrow_patterns
4587 method del_narrow_pattern
=
4588 match m_narrow_patterns
with
4589 | _ :: rest
-> m_narrow_patterns
<- rest
4594 match m_narrow_patterns
with
4595 | pattern :: [] -> self#narrow
pattern; pattern
4597 List.fold_left
(fun accu pattern ->
4598 self#narrow
pattern;
4599 pattern ^
"@Uellipsis" ^
accu) E.s list
4601 method calcactive
anchor =
4602 let rely = getanchory anchor in
4603 let rec loop n best bestd
=
4604 if n = Array.length m_items
4607 let _, _, kind
= m_items
.(n) in
4610 let orely = getanchory anchor in
4611 let d = abs
(orely - rely) in
4614 else loop (n+1) best bestd
4615 | Onone
| Oremote
_ | Olaunch
_
4616 | Oremotedest
_ | Ouri
_ | Ohistory
_ | Oaction
_ ->
4617 loop (n+1) best bestd
4621 method reset
anchor items =
4622 m_hadremovals
<- false;
4623 if state
.gen
!= m_gen
4625 m_orig_items
<- items;
4627 m_narrow_patterns
<- [];
4629 m_orig_minfo
<- E.a;
4633 if items != m_orig_items
4635 m_orig_items
<- items;
4636 if m_narrow_patterns
== []
4637 then m_items
<- items;
4640 let active = self#calcactive
anchor in
4642 m_first
<- firstof m_first
active
4646 let enterselector sourcetype
=
4648 let source = outlinesource sourcetype
in
4651 match sourcetype
with
4652 | `bookmarks
-> Array.of_list state
.bookmarks
4653 | `
outlines -> state
.outlines
4654 | `history
-> genhistoutlines !Config.historder
4656 if Array.length
outlines = 0
4658 showtext ' ' errmsg
;
4661 state
.text <- source#greetmsg
;
4662 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
4663 let anchor = getanchor
() in
4664 source#reset
anchor outlines;
4666 coe (new outlinelistview ~zebra
:(sourcetype
=`history
) ~
source);
4667 G.postRedisplay "enter selector";
4671 let enteroutlinemode =
4672 let f = enterselector `
outlines in
4673 fun () -> f "Document has no outline";
4676 let enterbookmarkmode =
4677 let f = enterselector `bookmarks
in
4678 fun () -> f "Document has no bookmarks (yet)";
4681 let enterhistmode () = enterselector `history
"No history (yet)";;
4683 let quickbookmark ?title
() =
4684 match state
.layout with
4690 let tm = Unix.localtime
(now
()) in
4691 Printf.sprintf
"Quick (page %d) (bookmarked at %d/%d/%d %d:%d)"
4695 (tm.Unix.tm_year
+ 1900)
4698 | Some
title -> title
4700 state
.bookmarks
<- (title, 0, Oanchor
(getanchor1
l)) :: state
.bookmarks
4703 let setautoscrollspeed step goingdown
=
4704 let incr = max
1 ((abs step
) / 2) in
4705 let incr = if goingdown
then incr else -incr in
4706 let astep = boundastep state
.winh
(step
+ incr) in
4707 state
.autoscroll
<- Some
astep;
4711 match conf
.columns
with
4713 | Csingle
_ | Cmulti
_ -> state
.x != 0 || conf
.zoom > 1.0
4716 let panbound x = bound
x (-state
.w) (wadjsb () + state
.winw
);;
4718 let existsinrow pageno (columns
, coverA
, coverB
) p =
4719 let last = ((pageno - coverA
) mod columns
) + columns
in
4720 let rec any = function
4723 if l.pageno = coverA
- 1 || l.pageno = state
.pagecount
- coverB
4727 then (if l.pageno = last then false else any rest
)
4735 match state
.layout with
4737 let pageno = page_of_y state
.y in
4738 gotoghyll (getpagey
(pageno+1))
4740 match conf
.columns
with
4742 if conf
.presentation
&& rest
== [] && l.pageh
> l.pagey + l.pagevh
4744 let y = clamp (pgscale state
.winh
) in
4747 let pageno = min
(l.pageno+1) (state
.pagecount
-1) in
4748 gotoghyll (getpagey
pageno)
4749 | Cmulti
((c, _, _) as cl, _) ->
4750 if conf
.presentation
4751 && (existsinrow l.pageno cl
4752 (fun l -> l.pageh
> l.pagey + l.pagevh))
4754 let y = clamp (pgscale state
.winh
) in
4757 let pageno = min
(l.pageno+c) (state
.pagecount
-1) in
4758 gotoghyll (getpagey
pageno)
4760 if l.pageno < state
.pagecount
- 1 || l.pagecol
< n - 1
4762 let pagey, pageh
= getpageyh
l.pageno in
4763 let pagey = pagey + pageh
* l.pagecol
in
4764 let ips = if l.pagecol
= 0 then 0 else conf
.interpagespace
in
4765 gotoghyll (pagey + pageh
+ ips)
4769 match state
.layout with
4771 let pageno = page_of_y state
.y in
4772 gotoghyll (getpagey
(pageno-1))
4774 match conf
.columns
with
4776 if conf
.presentation
&& l.pagey != 0
4778 gotoghyll (clamp (pgscale ~
-(state
.winh
)))
4780 let pageno = max
0 (l.pageno-1) in
4781 gotoghyll (getpagey
pageno)
4782 | Cmulti
((c, _, coverB
) as cl, _) ->
4783 if conf
.presentation
&&
4784 (existsinrow l.pageno cl (fun l -> l.pagey != 0))
4786 gotoghyll (clamp (pgscale ~
-(state
.winh
)))
4789 if l.pageno = state
.pagecount
- coverB
4793 let pageno = max
0 (l.pageno-decr) in
4794 gotoghyll (getpagey
pageno)
4802 let pageno = max
0 (l.pageno-1) in
4803 let pagey, pageh
= getpageyh
pageno in
4806 let pagey, pageh
= getpageyh
l.pageno in
4807 pagey + pageh
* (l.pagecol
-1) - conf
.interpagespace
4813 if emptystr conf
.savecmd
4814 then error
"don't know where to save modified document"
4816 let savecmd = Str.global_replace percentsre state
.path conf
.savecmd in
4819 (fun s -> error
"failed to obtain path to the saved copy: %s" s)
4822 if not
(emptystr
path)
4824 let tmp = path ^
".tmp" in
4826 Unix.rename
tmp path;
4829 let viewkeyboard key mask
=
4831 let mode = state
.mode in
4832 state
.mode <- Textentry
(te, fun _ -> state
.mode <- mode);
4835 G.postRedisplay "view:enttext"
4837 let ctrl = Wsi.withctrl mask
in
4839 if key >= 0xffb0 && key < 0xffb9 then key - 0xffb0 + 48 else key
4845 if hasunsavedchanges
()
4849 if conf
.angle
mod 360 = 0 && not
(isbirdseye state
.mode)
4851 state
.mode <- LinkNav
(Ltgendir
0);
4854 else showtext '
!'
"Keyboard link navigation does not work under rotation"
4857 begin match state
.mstate
with
4860 G.postRedisplay "kill rect";
4863 | Mscrolly
| Mscrollx
4866 begin match state
.mode with
4869 G.postRedisplay "esc leave linknav"
4873 match state
.ranchors
with
4875 | (path, password, anchor, origin
) :: rest
->
4876 state
.ranchors
<- rest
;
4877 state
.anchor <- anchor;
4878 state
.origin
<- origin
;
4879 state
.nameddest
<- E.s;
4880 opendoc path password
4885 gotoghyll (getnav ~
-1)
4896 Hashtbl.iter
(fun _ opaque -> clearmark
opaque) state
.pagemap
;
4897 G.postRedisplay "dehighlight";
4899 | @slash
| @question
->
4900 let ondone isforw
s =
4901 cbput state
.hists
.pat
s;
4902 state
.searchpattern
<- s;
4905 let s = String.make
1 (Char.chr
key) in
4906 enttext (s, E.s, Some
(onhist state
.hists
.pat
),
4907 textentry, ondone (key = @slash
), true)
4909 | @plus
| @kpplus
| @equals
when ctrl ->
4910 let incr = if conf
.zoom +. 0.01 > 0.1 then 0.1 else 0.01 in
4911 setzoom (conf
.zoom +. incr)
4913 | @plus
| @kpplus
->
4916 try int_of_string
s with exc
->
4917 state
.text <- Printf.sprintf
"bad integer `%s': %s" s (exntos exc
);
4923 state
.text <- "page bias is now " ^ string_of_int
n;
4926 enttext ("page bias: ", E.s, None
, intentry, ondone, true)
4928 | @minus
| @kpminus
when ctrl ->
4929 let decr = if conf
.zoom -. 0.1 < 0.1 then 0.01 else 0.1 in
4930 setzoom (max
0.01 (conf
.zoom -. decr))
4932 | @minus
| @kpminus
->
4933 let ondone msg
= state
.text <- msg
in
4935 "option [acfhilpstvxACFPRSZTISM]: ", E.s, None
,
4936 optentry state
.mode, ondone, true
4947 | (@1 | @2) when ctrl && conf
.fitmodel
!= FitPage
-> (* ctrl-1/2 *)
4949 match conf
.columns
with
4950 | Csingle
_ | Cmulti
_ -> 1
4951 | Csplit
(n, _) -> n
4953 let h = state
.winh
-
4954 conf
.interpagespace
lsl (if conf
.presentation
then 1 else 0)
4956 let zoom = zoomforh state
.winw
h (vscrollw ()) cols in
4957 if zoom > 0.0 && (key = 50 || zoom < 1.0)
4962 match conf
.fitmodel
with
4963 | FitWidth
-> FitProportional
4964 | FitProportional
-> FitPage
4965 | FitPage
-> FitWidth
4967 state
.text <- "fit model: " ^
FMTE.to_string
fm;
4968 reqlayout conf
.angle
fm
4976 | (48 | 49 | 50 | 51 | 52 | 53 | 54 | 55 | 56 | 57)
4977 when not
ctrl -> (* 0..9 *)
4980 try int_of_string
s with exc
->
4981 state
.text <- Printf.sprintf
"bad integer `%s': %s" s (exntos exc
);
4987 cbput state
.hists
.pag
(string_of_int
n);
4988 gotopage1 (n + conf
.pagebias
- 1) 0;
4991 let pageentry text key =
4992 match Char.unsafe_chr
key with
4993 | '
g'
-> TEdone
text
4994 | _ -> intentry text key
4996 let text = String.make
1 (Char.chr
key) in
4997 enttext (":", text, Some
(onhist state
.hists
.pag
),
4998 pageentry, ondone, true)
5001 conf
.scrollb
<- if conf
.scrollb
= 0 then (scrollbvv
lor scrollbhv
) else 0;
5002 reshape state
.winw state
.winh
;
5005 state
.bzoom
<- not state
.bzoom
;
5007 showtext ' '
("block zoom " ^
if state
.bzoom
then "on" else "off")
5010 conf
.hlinks
<- not conf
.hlinks
;
5011 state
.text <- "highlightlinks " ^
if conf
.hlinks
then "on" else "off";
5012 G.postRedisplay "toggle highlightlinks";
5015 state
.glinks
<- true;
5016 let mode = state
.mode in
5017 state
.mode <- Textentry
(
5018 (":", E.s, None
, linknentry, linkndone gotounder, false),
5020 state
.glinks
<- false;
5024 G.postRedisplay "view:linkent(F)"
5027 state
.glinks
<- true;
5028 let mode = state
.mode in
5029 state
.mode <- Textentry
(
5031 ":", E.s, None
, linknentry, linkndone (fun under ->
5032 selstring (undertext under);
5036 state
.glinks
<- false;
5040 G.postRedisplay "view:linkent"
5043 begin match state
.autoscroll
with
5045 conf
.autoscrollstep
<- step
;
5046 state
.autoscroll
<- None
5048 if conf
.autoscrollstep
= 0
5049 then state
.autoscroll
<- Some
1
5050 else state
.autoscroll
<- Some conf
.autoscrollstep
5057 setpresentationmode (not conf
.presentation
);
5058 showtext ' '
("presentation mode " ^
5059 if conf
.presentation
then "on" else "off");
5062 if List.mem
Wsi.Fullscreen state
.winstate
5063 then Wsi.reshape conf
.cwinw conf
.cwinh
5064 else Wsi.fullscreen
()
5067 search state
.searchpattern
false
5070 search state
.searchpattern
true
5073 begin match state
.layout with
5076 gotoghyll (getpagey
l.pageno)
5082 | @delete
| @kpdelete
-> (* delete *)
5086 showtext ' '
(describe_location ());
5089 begin match state
.layout with
5092 Wsi.reshape (l.pagew
+ vscrollw ()) l.pageh
;
5097 enterbookmarkmode ()
5105 | @e when Buffer.length state
.errmsgs
> 0 ->
5110 match state
.layout with
5115 (s, 0, Oanchor
(getanchor1
l)) :: state
.bookmarks
5118 enttext ("bookmark: ", E.s, None
, textentry, ondone, true)
5122 showtext ' '
"Quick bookmark added";
5125 begin match state
.layout with
5127 let rect = getpdimrect
l.pagedimno
in
5131 (truncate
(1.8 *. (rect.(1) -. rect.(0))),
5132 truncate
(1.2 *. (rect.(3) -. rect.(0))))
5134 (truncate
(rect.(1) -. rect.(0)),
5135 truncate
(rect.(3) -. rect.(0)))
5137 let w = truncate
((float w)*.conf
.zoom)
5138 and h = truncate
((float h)*.conf
.zoom) in
5141 state
.anchor <- getanchor
();
5142 Wsi.reshape (w + vscrollw ()) (h + conf
.interpagespace
)
5144 G.postRedisplay "z";
5149 | @x -> state
.roam
()
5152 reqlayout (conf
.angle
+
5153 (if key = @Gt
then 30 else -30)) conf
.fitmodel
5157 bound
(conf
.colorscale
+. (if key = 93 then 0.1 else -0.1)) 0.0 1.0
5159 G.postRedisplay "brightness";
5161 | @c when state
.mode = View
->
5166 let m = (wadjsb () + state
.winw
- state
.w) / 2 in
5168 gotoy_and_clear_text state
.y
5172 match state
.prevcolumns
with
5173 | None
-> (1, 0, 0), 1.0
5174 | Some
(columns
, z
) ->
5177 | Csplit
(c, _) -> -c, 0, 0
5178 | Cmulti
((c, a, b), _) -> c, a, b
5179 | Csingle
_ -> 1, 0, 0
5183 setcolumns View
c a b;
5186 | @down
| @up
when ctrl && Wsi.withshift mask
->
5187 let zoom, x = state
.prevzoom
in
5191 | @k
| @up
| @kpup
->
5192 begin match state
.autoscroll
with
5194 begin match state
.mode with
5195 | Birdseye beye
-> upbirdseye 1 beye
5200 then gotoy_and_clear_text (clamp ~
-(state
.winh
/2))
5202 if not
(Wsi.withshift mask
) && conf
.presentation
5204 else gotoghyll1 true (clamp (-conf
.scrollstep
))
5208 setautoscrollspeed n false
5211 | @j
| @down
| @kpdown
->
5212 begin match state
.autoscroll
with
5214 begin match state
.mode with
5215 | Birdseye beye
-> downbirdseye 1 beye
5220 then gotoy_and_clear_text (clamp (state
.winh
/2))
5222 if not
(Wsi.withshift mask
) && conf
.presentation
5224 else gotoghyll1 true (clamp (conf
.scrollstep
))
5228 setautoscrollspeed n true
5231 | @left | @right
| @kpleft
| @kpright
when not
(Wsi.withalt mask
) ->
5237 else conf
.hscrollstep
5239 let dx = if key = @left || key = @kpleft
then dx else -dx in
5240 state
.x <- panbound (state
.x + dx);
5241 gotoy_and_clear_text state
.y
5244 G.postRedisplay "left/right"
5247 | @prior
| @kpprior
->
5251 match state
.layout with
5253 | l :: _ -> state
.y - l.pagey
5255 clamp (pgscale (-state
.winh
))
5259 | @next | @kpnext
->
5263 match List.rev state
.layout with
5265 | l :: _ -> getpagey
l.pageno
5267 clamp (pgscale state
.winh
)
5271 | @g | @home
| @kphome
->
5274 | @G
| @jend
| @kpend
->
5276 gotoghyll (clamp state
.maxy)
5278 | @right
| @kpright
when Wsi.withalt mask
->
5279 gotoghyll (getnav 1)
5280 | @left | @kpleft
when Wsi.withalt mask
->
5281 gotoghyll (getnav ~
-1)
5286 | @v when conf
.debug
->
5289 match getopaque l.pageno with
5292 let x0, y0, x1, y1 = pagebbox
opaque in
5293 let a,b = float x0, float y0 in
5294 let c,d = float x1, float y0 in
5295 let e,f = float x1, float y1 in
5296 let h,j
= float x0, float y1 in
5297 let rect = (a,b,c,d,e,f,h,j
) in
5299 state
.rects
<- (l.pageno, l.pageno mod 3, rect) :: state
.rects
;
5301 G.postRedisplay "v";
5304 let mode = state
.mode in
5305 let cmd = ref E.s in
5306 let onleave = function
5307 | Cancel
-> state
.mode <- mode
5310 match getopaque l.pageno with
5311 | Some
opaque -> pipesel opaque !cmd
5312 | None
-> ()) state
.layout;
5316 cbput state
.hists
.sel
s;
5320 "| ", !cmd, Some
(onhist state
.hists
.sel
), textentry, ondone, true
5322 G.postRedisplay "|";
5323 state
.mode <- Textentry
(te, onleave);
5326 vlog "huh? %s" (Wsi.keyname
key)
5329 let linknavkeyboard key mask
linknav =
5330 let getpage pageno =
5331 let rec loop = function
5333 | l :: _ when l.pageno = pageno -> Some
l
5334 | _ :: rest
-> loop rest
5335 in loop state
.layout
5337 let doexact (pageno, n) =
5338 match getopaque pageno, getpage pageno with
5339 | Some
opaque, Some
l ->
5340 if key = @enter
|| key = @kpenter
5342 let under = getlink
opaque n in
5343 G.postRedisplay "link gotounder";
5350 Some
(findlink
opaque LDfirst
), -1
5353 Some
(findlink
opaque LDlast
), 1
5356 Some
(findlink
opaque (LDleft
n)), -1
5359 Some
(findlink
opaque (LDright
n)), 1
5362 Some
(findlink
opaque (LDup
n)), -1
5365 Some
(findlink
opaque (LDdown
n)), 1
5370 begin match findpwl
l.pageno dir with
5374 state
.mode <- LinkNav
(Ltgendir
dir);
5375 let y, h = getpageyh
pageno in
5378 then y + h - state
.winh
5383 begin match getopaque pageno, getpage pageno with
5384 | Some
opaque, Some
_ ->
5386 let ld = if dir > 0 then LDfirst
else LDlast
in
5389 begin match link with
5391 showlinktype (getlink
opaque m);
5392 state
.mode <- LinkNav
(Ltexact
(pageno, m));
5393 G.postRedisplay "linknav jpage";
5394 | Lnotfound
-> notfound dir
5400 begin match opt with
5401 | Some Lnotfound
-> pwl l dir;
5402 | Some
(Lfound
m) ->
5406 let _, y0, _, y1 = getlinkrect
opaque m in
5408 then gotopage1 l.pageno y0
5410 let d = fstate
.fontsize
+ 1 in
5411 if y1 - l.pagey > l.pagevh - d
5412 then gotopage1 l.pageno (y1 - state
.winh
- hscrollh () + d)
5413 else G.postRedisplay "linknav";
5415 showlinktype (getlink
opaque m);
5416 state
.mode <- LinkNav
(Ltexact
(l.pageno, m));
5419 | None
-> viewkeyboard key mask
5421 | _ -> viewkeyboard key mask
5426 G.postRedisplay "leave linknav"
5430 | Ltgendir
_ | Ltnotready
_ -> viewkeyboard key mask
5431 | Ltexact exact
-> doexact exact
5434 let keyboard key mask
=
5435 if (key = 103 && Wsi.withctrl mask
) && not
(istextentry state
.mode)
5436 then wcmd "interrupt"
5437 else state
.uioh <- state
.uioh#
key key mask
5440 let birdseyekeyboard key mask
5441 ((oconf
, leftx
, pageno, hooverpageno
, anchor) as beye
) =
5443 match conf
.columns
with
5445 | Cmulti
((c, _, _), _) -> c
5446 | Csplit
_ -> failwith
"bird's eye split mode"
5448 let pgh layout = List.fold_left
5449 (fun m l -> max
l.pageh
m) state
.winh
layout in
5451 | @l when Wsi.withctrl mask
->
5452 let y, h = getpageyh
pageno in
5453 let top = (state
.winh
- h) / 2 in
5454 gotoy (max
0 (y - top))
5455 | @enter
| @kpenter
-> leavebirdseye beye
false
5456 | @escape
-> leavebirdseye beye
true
5457 | @up
-> upbirdseye incr beye
5458 | @down
-> downbirdseye incr beye
5459 | @left -> upbirdseye 1 beye
5460 | @right
-> downbirdseye 1 beye
5463 begin match state
.layout with
5467 state
.mode <- Birdseye
(
5468 oconf
, leftx
, l.pageno, hooverpageno
, anchor
5470 gotopage1 l.pageno 0;
5473 let layout = layout (state
.y-state
.winh
) (pgh state
.layout) in
5475 | [] -> gotoy (clamp (-state
.winh
))
5477 state
.mode <- Birdseye
(
5478 oconf
, leftx
, l.pageno, hooverpageno
, anchor
5480 gotopage1 l.pageno 0
5483 | [] -> gotoy (clamp (-state
.winh
))
5487 begin match List.rev state
.layout with
5489 let layout = layout (state
.y + (pgh state
.layout)) state
.winh
in
5490 begin match layout with
5492 let incr = l.pageh
- l.pagevh in
5497 oconf
, leftx
, state
.pagecount
- 1, hooverpageno
, anchor
5499 G.postRedisplay "birdseye pagedown";
5501 else gotoy (clamp (incr + conf
.interpagespace
*2));
5505 Birdseye
(oconf
, leftx
, l.pageno, hooverpageno
, anchor);
5506 gotopage1 l.pageno 0;
5509 | [] -> gotoy (clamp state
.winh
)
5513 state
.mode <- Birdseye
(oconf
, leftx
, 0, hooverpageno
, anchor);
5517 let pageno = state
.pagecount
- 1 in
5518 state
.mode <- Birdseye
(oconf
, leftx
, pageno, hooverpageno
, anchor);
5519 if not
(pagevisible state
.layout pageno)
5522 match List.rev state
.pdims
with
5524 | (_, _, h, _) :: _ -> h
5526 gotoy (max
0 (getpagey
pageno - (state
.winh
- h - conf
.interpagespace
)))
5527 else G.postRedisplay "birdseye end";
5529 | _ -> viewkeyboard key mask
5534 match state
.mode with
5535 | Textentry
_ -> scalecolor 0.4
5537 | View
-> scalecolor 1.0
5538 | Birdseye
(_, _, pageno, hooverpageno
, _) ->
5539 if l.pageno = hooverpageno
5542 if l.pageno = pageno
5544 let c = scalecolor 1.0 in
5546 GlDraw.line_width
3.0;
5547 let dispx = xadjsb () + l.pagedispx in
5549 (float (dispx-1)) (float (l.pagedispy-1))
5550 (float (dispx+l.pagevw+1))
5551 (float (l.pagedispy+l.pagevh+1))
5553 GlDraw.line_width
1.0;
5562 let postdrawpage l linkindexbase
=
5563 match getopaque l.pageno with
5565 if tileready l l.pagex
l.pagey
5567 let x = l.pagedispx - l.pagex
+ xadjsb ()
5568 and y = l.pagedispy - l.pagey in
5570 match conf
.columns
with
5571 | Csingle
_ | Cmulti
_ ->
5572 (if conf
.hlinks
then 1 else 0)
5574 && not
(isbirdseye state
.mode) then 2 else 0)
5578 match state
.mode with
5579 | Textentry
((_, s, _, _, _, _), _) when state
.glinks
-> s
5585 postprocess
opaque hlmask x y (linkindexbase
, s, conf
.hfsize
);
5590 let scrollindicator () =
5591 let sbw, ph
, sh = state
.uioh#
scrollph in
5592 let sbh, pw, sw = state
.uioh#scrollpw
in
5597 else ((state
.winw
- sbw), state
.winw
, 0)
5600 GlDraw.color (0.64, 0.64, 0.64);
5601 filledrect (float x0) 0. (float x1) (float state
.winh
);
5603 (float hx0
) (float (state
.winh
- sbh))
5604 (float (hx0
+ wadjsb () + state
.winw
)) (float state
.winh
)
5606 GlDraw.color (0.0, 0.0, 0.0);
5608 filledrect (float x0) ph
(float x1) (ph
+. sh);
5609 let pw = pw +. float hx0
in
5610 filledrect pw (float (state
.winh
- sbh)) (pw +. sw) (float state
.winh
);
5614 match state
.mstate
with
5615 | Mnone
| Mscrolly
| Mscrollx
| Mpan
_ | Mzoom
_ | Mzoomrect
_ ->
5618 | Msel
((x0, y0), (x1, y1)) ->
5619 let identify opaque l px py = Some
(opaque, l.pageno, px, py) in
5620 let o0,n0
,px0
,py0
= onppundermouse identify x0 y0 (~
< E.s, -1, 0, 0) in
5621 let _o1,n1
,px1
,py1
= onppundermouse identify x1 y1 (~
< E.s, -1, 0, 0) in
5622 if n0
!= -1 && n0
= n1
then seltext
o0 (px0
, py0
, px1
, py1
);
5625 let showrects = function [] -> () | rects
->
5627 GlDraw.color (0.0, 0.0, 1.0) ~
alpha:0.5;
5628 GlFunc.blend_func ~
src:`src_alpha ~dst
:`one_minus_src_alpha
;
5630 (fun (pageno, c, (x0, y0, x1, y1, x2
, y2
, x3
, y3
)) ->
5632 if l.pageno = pageno
5634 let dx = float (l.pagedispx - l.pagex
) in
5635 let dy = float (l.pagedispy - l.pagey) in
5636 GlDraw.color (0.0, 0.0, 1.0 /. float c) ~
alpha:0.5;
5637 Raw.sets_float state
.vraw ~
pos:0
5642 GlArray.vertex `two state
.vraw
;
5643 GlArray.draw_arrays `triangle_strip ~
first:0 ~count
:4;
5652 GlClear.color (scalecolor2 conf
.bgcolor
);
5653 GlClear.clear
[`
color];
5654 List.iter
drawpage state
.layout;
5656 match state
.mode with
5657 | LinkNav
(Ltexact
(pageno, linkno
)) ->
5658 begin match getopaque pageno with
5660 let dx = xadjsb () in
5661 let x0, y0, x1, y1 = getlinkrect
opaque linkno
in
5662 let x0 = x0 + dx and x1 = x1 + dx in
5669 | None
-> state
.rects
5671 | LinkNav
(Ltgendir
_) | LinkNav
(Ltnotready
_)
5674 | View
-> state
.rects
5677 let rec postloop linkindexbase
= function
5679 let linkindexbase = linkindexbase + postdrawpage l linkindexbase in
5680 postloop linkindexbase rest
5684 postloop 0 state
.layout;
5686 begin match state
.mstate
with
5687 | Mzoomrect
((x0, y0), (x1, y1)) ->
5689 GlDraw.color (0.3, 0.3, 0.3) ~
alpha:0.5;
5690 GlFunc.blend_func ~
src:`src_alpha ~dst
:`one_minus_src_alpha
;
5691 filledrect (float x0) (float y0) (float x1) (float y1);
5695 | Mscrolly
| Mscrollx
5704 let zoomrect x y x1 y1 =
5707 and y0 = min
y y1 in
5708 gotoy (state
.y + y0);
5709 state
.anchor <- getanchor
();
5710 let zoom = (float state
.w) /. float (x1 - x0) in
5713 let adjw = wadjsb () + state
.winw
in
5715 then (adjw - state
.w) / 2
5718 match conf
.fitmodel
with
5719 | FitWidth
| FitProportional
-> simple ()
5721 match conf
.columns
with
5723 onppundermouse (fun _ l _ _ -> Some
l.pagedispx) x0 y0 x0
5724 | Cmulti
_ | Csingle
_ -> simple ()
5726 state
.x <- (state
.x + margin) - x0;
5731 let annot inline
x y =
5732 match unproject x y with
5733 | Some
(opaque, n, ux
, uy
) ->
5735 addannot
opaque ux uy
text;
5736 wcmd "freepage %s" (~
> opaque);
5737 Hashtbl.remove state
.pagemap
(n, state
.gen
);
5743 let ondone s = add s in
5744 let mode = state
.mode in
5745 state
.mode <- Textentry
(
5746 ("annotation: ", E.s, None
, textentry, ondone, true),
5747 fun _ -> state
.mode <- mode);
5750 G.postRedisplay "annot"
5753 let s = getusertext E.s in
5754 let l = Str.split newlinere
s in
5762 let g opaque l px py =
5763 match rectofblock
opaque px py with
5765 let x0 = a.(0) -. 20. in
5766 let x1 = a.(1) +. 20. in
5767 let y0 = a.(2) -. 20. in
5768 let zoom = (float state
.w) /. (x1 -. x0) in
5769 let pagey = getpagey
l.pageno in
5770 gotoy_and_clear_text (pagey + truncate
y0);
5771 state
.anchor <- getanchor
();
5772 let margin = (state
.w - l.pagew
)/2 in
5773 state
.x <- -truncate
x0 - margin;
5778 match conf
.columns
with
5780 showtext '
!'
"block zooming does not work properly in split columns mode"
5781 | Cmulti
_ | Csingle
_ -> onppundermouse g x y ()
5785 let winw = wadjsb () + state
.winw - 1 in
5786 let s = float x /. float winw in
5787 let destx = truncate
(float (state
.w + winw) *. s) in
5788 state
.x <- winw - destx;
5789 gotoy_and_clear_text state
.y;
5790 state
.mstate
<- Mscrollx
;
5794 let s = float y /. float state
.winh
in
5795 let desty = truncate
(float (state
.maxy - state
.winh
) *. s) in
5796 gotoy_and_clear_text desty;
5797 state
.mstate
<- Mscrolly
;
5800 let viewmulticlick clicks
x y mask
=
5801 let g opaque l px py =
5809 if markunder
opaque px py mark
5813 match getopaque l.pageno with
5815 | Some
opaque -> pipesel opaque cmd
5817 state
.roam
<- (fun () -> dopipe conf
.paxcmd
);
5818 if not
(Wsi.withctrl mask
) then dopipe conf
.selcmd
;
5823 G.postRedisplay "viewmulticlick";
5824 onppundermouse g x y (fun () -> showtext '
!'
"Nothing to select") ();
5828 match conf
.columns
with
5830 | Csingle
_ | Cmulti
_ -> conf
.angle
mod 360 = 0
5833 let viewmouse button down
x y mask
=
5835 | n when (n == 4 || n == 5) && not down
->
5836 if Wsi.withctrl mask
5838 match state
.mstate
with
5839 | Mzoom
(oldn
, i
) ->
5847 if conf
.zoom +. 0.01 > 0.1 then 0.1 else 0.01
5849 if conf
.zoom -. 0.1 < 0.1 then -0.01 else -0.1
5851 let zoom = conf
.zoom -. incr in
5853 state
.mstate
<- Mzoom
(n, 0);
5855 state
.mstate
<- Mzoom
(n, i
+1);
5857 else state
.mstate
<- Mzoom
(n, 0)
5861 | Mscrolly
| Mscrollx
5863 | Mnone
-> state
.mstate
<- Mzoom
(n, 0)
5866 match state
.autoscroll
with
5867 | Some step
-> setautoscrollspeed step
(n=4)
5869 if conf
.wheelbypage
|| conf
.presentation
5878 then -conf
.scrollstep
5879 else conf
.scrollstep
5881 let incr = incr * 2 in
5882 let y = clamp incr in
5883 gotoy_and_clear_text y
5886 | n when (n = 6 || n = 7) && not down
&& canpan () ->
5888 panbound (state
.x + (if n = 7 then -2 else 2) * conf
.hscrollstep
);
5889 gotoy_and_clear_text state
.y
5891 | 1 when Wsi.withshift mask
->
5892 state
.mstate
<- Mnone
;
5895 match unproject x y with
5896 | Some
(_, pageno, ux
, uy
) ->
5897 let cmd = Printf.sprintf
5899 conf
.stcmd state
.path pageno ux uy
5901 addpid
@@ popen
cmd []
5905 | 1 when Wsi.withctrl mask
->
5908 Wsi.setcursor
Wsi.CURSOR_CROSSHAIR
;
5909 state
.mstate
<- Mpan
(x, y)
5912 state
.mstate
<- Mnone
5917 if Wsi.withshift mask
5919 annot conf
.annotinline
x y;
5920 G.postRedisplay "addannot"
5924 Wsi.setcursor
Wsi.CURSOR_CYCLE
;
5925 state
.mstate
<- Mzoomrect
(p, p)
5928 match state
.mstate
with
5929 | Mzoomrect
((x0, y0), _) ->
5930 if abs
(x-x0) > 10 && abs
(y - y0) > 10
5931 then zoomrect x0 y0 x y
5934 G.postRedisplay "kill accidental zoom rect";
5938 | Mscrolly
| Mscrollx
5944 | 1 when x > state
.winw - vscrollw () ->
5947 let _, position, sh = state
.uioh#
scrollph in
5948 if y > truncate
position && y < truncate
(position +. sh)
5949 then state
.mstate
<- Mscrolly
5952 state
.mstate
<- Mnone
5954 | 1 when y > state
.winh
- hscrollh () ->
5957 let _, position, sw = state
.uioh#scrollpw
in
5958 if x > truncate
position && x < truncate
(position +. sw)
5959 then state
.mstate
<- Mscrollx
5962 state
.mstate
<- Mnone
5964 | 1 when state
.bzoom
-> if not down
then zoomblock x y
5967 let dest = if down
then getunder x y else Unone
in
5968 begin match dest with
5971 | Uremote
_ | Uremotedest
_
5972 | Uunexpected
_ | Ulaunch
_ | Unamed
_ ->
5975 | Unone
when down
->
5976 Wsi.setcursor
Wsi.CURSOR_CROSSHAIR
;
5977 state
.mstate
<- Mpan
(x, y);
5979 | Uannotation
(opaque, slinkindex
) -> enterannotmode opaque slinkindex
5981 | Unone
| Utext
_ ->
5986 state
.mstate
<- Msel
((x, y), (x, y));
5987 G.postRedisplay "mouse select";
5991 match state
.mstate
with
5994 | Mzoom
_ | Mscrollx
| Mscrolly
->
5995 state
.mstate
<- Mnone
5997 | Mzoomrect
((x0, y0), _) ->
6001 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
6002 state
.mstate
<- Mnone
6004 | Msel
((x0, y0), (x1, y1)) ->
6005 let rec loop = function
6009 let a0 = l.pagedispy in
6010 let a1 = a0 + l.pagevh in
6011 let b0 = l.pagedispx in
6012 let b1 = b0 + l.pagevw in
6013 ((y0 >= a0 && y0 <= a1) || (y1 >= a0 && y1 <= a1))
6014 && ((x0 >= b0 && x0 <= b1) || (x1 >= b0 && x1 <= b1))
6018 match getopaque l.pageno with
6021 match Unix.pipe
() with
6025 "can not create sel pipe: %s"
6029 Ne.clo fd
(fun msg
->
6030 dolog
"%s close failed: %s" what msg
)
6033 try popen
cmd [r
, 0; w, -1]
6035 dolog
"can not execute %S: %s"
6042 G.postRedisplay "copysel";
6044 else clo "Msel pipe/w" w;
6045 clo "Msel pipe/r" r
;
6047 dosel conf
.selcmd
();
6048 state
.roam
<- dosel conf
.paxcmd
;
6060 let birdseyemouse button down
x y mask
6061 (conf
, leftx
, _, hooverpageno
, anchor) =
6064 let rec loop = function
6067 if y > l.pagedispy && y < l.pagedispy + l.pagevh
6068 && x > l.pagedispx && x < l.pagedispx + l.pagevw
6070 leavebirdseye (conf
, leftx
, l.pageno, hooverpageno
, anchor) false;
6076 | _ -> viewmouse button down
x y mask
6082 method key key mask
=
6083 begin match state
.mode with
6084 | Textentry
textentry -> textentrykeyboard key mask
textentry
6085 | Birdseye
birdseye -> birdseyekeyboard key mask
birdseye
6086 | View
-> viewkeyboard key mask
6087 | LinkNav
linknav -> linknavkeyboard key mask
linknav
6091 method button button bstate
x y mask
=
6092 begin match state
.mode with
6094 | View
-> viewmouse button bstate
x y mask
6095 | Birdseye beye
-> birdseyemouse button bstate
x y mask beye
6100 method multiclick clicks
x y mask
=
6101 begin match state
.mode with
6103 | View
-> viewmulticlick clicks
x y mask
6110 begin match state
.mode with
6112 | View
| Birdseye
_ | LinkNav
_ ->
6113 match state
.mstate
with
6114 | Mzoom
_ | Mnone
-> ()
6119 state
.mstate
<- Mpan
(x, y);
6121 then state
.x <- panbound (state
.x + dx);
6123 gotoy_and_clear_text y
6126 state
.mstate
<- Msel
(a, (x, y));
6127 G.postRedisplay "motion select";
6130 let y = min state
.winh
(max
0 y) in
6134 let x = min state
.winw (max
0 x) in
6137 | Mzoomrect
(p0
, _) ->
6138 state
.mstate
<- Mzoomrect
(p0
, (x, y));
6139 G.postRedisplay "motion zoomrect";
6143 method pmotion
x y =
6144 begin match state
.mode with
6145 | Birdseye
(conf
, leftx
, pageno, hooverpageno
, anchor) ->
6146 let rec loop = function
6148 if hooverpageno
!= -1
6150 state
.mode <- Birdseye
(conf
, leftx
, pageno, -1, anchor);
6151 G.postRedisplay "pmotion birdseye no hoover";
6154 if y > l.pagedispy && y < l.pagedispy + l.pagevh
6155 && x > l.pagedispx && x < l.pagedispx + l.pagevw
6157 state
.mode <- Birdseye
(conf
, leftx
, pageno, l.pageno, anchor);
6158 G.postRedisplay "pmotion birdseye hoover";
6168 match state
.mstate
with
6169 | Mpan
_ | Msel
_ | Mzoom
_ | Mscrolly
| Mscrollx
| Mzoomrect
_ -> ()
6177 let past, _, _ = !r
in
6179 let delta = now -. past in
6182 else r
:= (now, x, y)
6186 method infochanged
_ = ()
6189 let maxy = state
.maxy - (if conf
.maxhfit
then state
.winh
else 0) in
6192 then 0.0, float state
.winh
6193 else scrollph state
.y maxy
6198 let winw = wadjsb () + state
.winw in
6199 let fwinw = float winw in
6201 let sw = fwinw /. float state
.w in
6202 let sw = fwinw *. sw in
6203 max
sw (float conf
.scrollh
)
6206 let maxx = state
.w + winw in
6207 let x = winw - state
.x in
6208 let percent = float x /. float maxx in
6209 (fwinw -. sw) *. percent
6211 hscrollh (), position, sw
6215 match state
.mode with
6216 | LinkNav
_ -> "links"
6217 | Textentry
_ -> "textentry"
6218 | Birdseye
_ -> "birdseye"
6221 findkeyhash conf
modename
6223 method eformsgs
= true
6224 method alwaysscrolly
= false
6227 let adderrmsg src msg
=
6228 Buffer.add_string state
.errmsgs msg
;
6229 state
.newerrmsgs
<- true;
6233 let adderrfmt src fmt
=
6234 Format.ksprintf
(fun s -> adderrmsg src s) fmt
;
6238 let cl = splitatspace cmds
in
6240 try Scanf.sscanf
s fmt
f
6242 adderrfmt "remote exec"
6243 "error processing '%S': %s\n" cmds
(exntos exn
)
6246 | "reload" :: [] -> reload ()
6247 | "goto" :: args
:: [] ->
6248 scan args
"%u %f %f"
6250 let cmd, _ = state
.geomcmds
in
6252 then gotopagexy pageno x y
6255 gotopagexy pageno x y;
6258 state
.reprf
<- f state
.reprf
6260 | "goto1" :: args
:: [] -> scan args
"%u %f" gotopage
6261 | "gotor" :: args
:: [] ->
6263 (fun filename
pageno -> gotounder (Uremote
(filename
, pageno)))
6264 | "gotord" :: args
:: [] ->
6266 (fun filename
dest -> gotounder (Uremotedest
(filename
, dest)))
6267 | "rect" :: args
:: [] ->
6268 scan args
"%u %u %f %f %f %f"
6269 (fun pageno color x0 y0 x1 y1 ->
6270 onpagerect pageno (fun w h ->
6271 let _,w1,h1
,_ = getpagedim
pageno in
6272 let sw = float w1 /. float w
6273 and sh = float h1
/. float h in
6277 and y1s
= y1 *. sh in
6278 let rect = (x0s,y0s
,x1s
,y0s
,x1s
,y1s
,x0s,y1s
) in
6280 state
.rects <- (pageno, color, rect) :: state
.rects;
6281 G.postRedisplay "rect";
6284 | "activatewin" :: [] -> Wsi.activatewin
()
6285 | "quit" :: [] -> raise Quit
6287 adderrfmt "remote command"
6288 "error processing remote command: %S\n" cmds
;
6292 let scratch = Bytes.create
80 in
6293 let buf = Buffer.create
80 in
6296 try Some
(Unix.read fd
scratch 0 80)
6298 | Unix.Unix_error
(Unix.EAGAIN
, _, _) -> None
6299 | Unix.Unix_error
(Unix.EINTR
, _, _) -> tempfr ()
6302 match tempfr () with
6308 if Buffer.length
buf > 0
6310 let s = Buffer.contents
buf in
6320 let pos = Bytes.index_from
scratch ppos '
\n'
in
6321 if pos >= n then -1 else pos
6322 with Not_found
-> -1
6326 Buffer.add_subbytes
buf scratch ppos
(nlpos-ppos
);
6327 let s = Buffer.contents
buf in
6333 Buffer.add_subbytes
buf scratch ppos
(n-ppos
);
6339 let remoteopen path =
6340 try Some
(Unix.openfile
path [Unix.O_NONBLOCK
; Unix.O_RDONLY
] 0o0)
6342 adderrfmt "remoteopen" "error opening %S: %s" path (exntos exn
);
6347 let gcconfig = ref E.s in
6348 let trimcachepath = ref E.s in
6349 let rcmdpath = ref E.s in
6350 let pageno = ref None
in
6351 let rootwid = ref 0 in
6352 let openlast = ref false in
6353 let nofc = ref false in
6354 let doreap = ref false in
6355 selfexec := Sys.executable_name
;
6358 [("-p", Arg.String
(fun s -> state
.password <- s),
6359 "<password> Set password");
6363 Config.fontpath
:= s;
6364 selfexec := !selfexec ^
" -f " ^
Filename.quote
s;
6366 "<path> Set path to the user interface font");
6370 selfexec := !selfexec ^
" -c " ^
Filename.quote
s;
6371 Config.confpath
:= s),
6372 "<path> Set path to the configuration file");
6374 ("-last", Arg.Set
openlast, " Open last document");
6376 ("-page", Arg.Int
(fun pageno1
-> pageno := Some
(pageno1
-1)),
6377 "<page-number> Jump to page");
6379 ("-tcf", Arg.String
(fun s -> trimcachepath := s),
6380 "<path> Set path to the trim cache file");
6382 ("-dest", Arg.String
(fun s -> state
.nameddest
<- s),
6383 "<named-destination> Set named destination");
6385 ("-wtmode", Arg.Set
wtmode, " Operate in wt mode");
6386 ("-cxack", Arg.Set
cxack, " Cut corners");
6388 ("-remote", Arg.String
(fun s -> rcmdpath := s),
6389 "<path> Set path to the remote commands source");
6391 ("-origin", Arg.String
(fun s -> state
.origin
<- s),
6392 "<original-path> Set original path");
6394 ("-gc", Arg.Set_string
gcconfig,
6395 "<script-path> Collect garbage with the help of a script");
6397 ("-nofc", Arg.Set
nofc, " Do not use fontconfig");
6399 ("-v", Arg.Unit
(fun () ->
6401 "%s\nconfiguration path: %s\n"
6405 exit
0), " Print version and exit");
6407 ("-embed", Arg.Set_int
rootwid,
6408 "<window-id> Embed into window")
6411 (fun s -> state
.path <- s)
6412 ("Usage: " ^
Sys.argv
.(0) ^
" [options] some.pdf\nOptions:")
6415 then selfexec := !selfexec ^
" -wtmode";
6417 let histmode = emptystr state
.path && not
!openlast in
6419 if not
(Config.load !openlast)
6420 then prerr_endline
"failed to load configuration";
6421 begin match !pageno with
6422 | Some
pageno -> state
.anchor <- (pageno, 0.0, 0.0)
6426 if not
(emptystr
!gcconfig)
6429 match Unix.socketpair
Unix.PF_UNIX
Unix.SOCK_STREAM
0 with
6431 error
"gc socketpair failed: %s" (exntos exn
)
6434 match addpid
@@ popen
!gcconfig [(c, 0); (c, 1)] with
6436 error
"failed to popen gc script: %s" (exntos exn
);
6442 let wsfd, winw, winh
= Wsi.init
(object (self)
6443 val mutable m_clicks
= 0
6444 val mutable m_click_x
= 0
6445 val mutable m_click_y
= 0
6446 val mutable m_lastclicktime
= infinity
6448 method private cleanup =
6449 state
.roam
<- noroam
;
6450 Hashtbl.iter
(fun _ opaque -> clearmark
opaque) state
.pagemap
6451 method expose
= G.postRedisplay"expose"
6455 | Wsi.Unobscured
-> "unobscured"
6456 | Wsi.PartiallyObscured
-> "partiallyobscured"
6457 | Wsi.FullyObscured
-> "fullyobscured"
6459 vlog "visibility change %s" name
6460 method display = display ()
6461 method map mapped
= vlog "mappped %b" mapped
6462 method reshape w h =
6465 method mouse
b d x y m =
6466 if d && canselect ()
6468 (* http://blogs.msdn.com/b/oldnewthing/archive/2004/10/18/243925.aspx *)
6474 if abs
x - m_click_x
> 10
6475 || abs
y - m_click_y
> 10
6476 || abs_float
(t -. m_lastclicktime
) > 0.3
6478 m_clicks
<- m_clicks
+ 1;
6479 m_lastclicktime
<- t;
6483 G.postRedisplay "cleanup";
6484 state
.uioh <- state
.uioh#button
b d x y m;
6486 else state
.uioh <- state
.uioh#multiclick m_clicks
x y m
6491 m_lastclicktime
<- infinity
;
6492 state
.uioh <- state
.uioh#button
b d x y m
6496 state
.uioh <- state
.uioh#button
b d x y m
6499 state
.mpos
<- (x, y);
6500 state
.uioh <- state
.uioh#motion
x y
6501 method pmotion
x y =
6502 state
.mpos
<- (x, y);
6503 state
.uioh <- state
.uioh#pmotion
x y
6505 let mascm = m land (
6506 Wsi.altmask
+ Wsi.shiftmask
+ Wsi.ctrlmask
+ Wsi.metamask
6509 let x = state
.x and y = state
.y in
6511 if x != state
.x || y != state
.y then self#
cleanup
6513 match state
.keystate
with
6515 let km = k
, mascm in
6518 let modehash = state
.uioh#
modehash in
6519 try Hashtbl.find modehash km
6521 try Hashtbl.find (findkeyhash conf
"global") km
6522 with Not_found
-> KMinsrt
(k
, m)
6524 | KMinsrt
(k
, m) -> keyboard k
m
6525 | KMinsrl
l -> List.iter
(fun (k
, m) -> keyboard k
m) l
6526 | KMmulti
(l, r
) -> state
.keystate
<- KSinto
(l, r
)
6528 | KSinto
((k'
, m'
) :: [], insrt
) when k'
=k
&& m'
land mascm = m'
->
6529 List.iter
(fun (k
, m) -> keyboard k
m) insrt
;
6530 state
.keystate
<- KSnone
6531 | KSinto
((k'
, m'
) :: keys, insrt
) when k'
=k
&& m'
land mascm = m'
->
6532 state
.keystate
<- KSinto
(keys, insrt
)
6533 | KSinto
_ -> state
.keystate
<- KSnone
6536 state
.mpos
<- (x, y);
6537 state
.uioh <- state
.uioh#pmotion
x y
6538 method leave = state
.mpos
<- (-1, -1)
6539 method winstate wsl
= state
.winstate
<- wsl
6540 method quit
= raise Quit
6541 end) !rootwid conf
.cwinw conf
.cwinh platform
in
6546 List.exists
GlMisc.check_extension
6547 [ "GL_ARB_texture_rectangle"
6548 ; "GL_EXT_texture_recangle"
6549 ; "GL_NV_texture_rectangle" ]
6551 then (prerr_endline
"OpenGL does not suppport rectangular textures"; exit
1);
6554 let r = GlMisc.get_string `renderer
in
6555 let p = "Mesa DRI Intel(" in
6556 let l = String.length
p in
6557 String.length
r > l && String.sub
r 0 l = p
6560 defconf
.sliceheight
<- 1024;
6561 defconf
.texcount
<- 32;
6562 defconf
.usepbo
<- true;
6566 match Unix.socketpair
Unix.PF_UNIX
Unix.SOCK_STREAM
0 with
6568 Printf.eprintf
"socketpair failed: %s" (exntos exn
);
6576 setcheckers conf
.checkers
;
6578 if conf
.redirectstderr
6582 (Buffer.to_bytes state
.errmsgs
)
6583 (match state
.errfd
with
6585 let s = Bytes.create
(80*24) in
6588 let r, _, _ = Unix.select
[fd
] [] [] 0.0 in
6590 then Unix.read fd
s 0 (Bytes.length
s)
6596 else Bytes.sub
s 0 n
6600 try ignore
(Unix.write state
.stderr
s 0 (Bytes.length
s))
6601 with exn
-> print_endline
(exntos exn
)
6606 conf
.angle
, conf
.fitmodel
, (conf
.trimmargins
, conf
.trimfuzz
),
6607 conf
.texcount
, conf
.sliceheight
, conf
.mustoresize
, conf
.colorspace
,
6608 !Config.fontpath
, !trimcachepath,
6609 GlMisc.check_extension
"GL_ARB_pixel_buffer_object",
6612 List.iter
GlArray.enable
[`texture_coord
; `vertex
];
6614 reshape ~firsttime
:true winw winh
;
6618 Wsi.settitle
"llpp (history)";
6622 state
.text <- "Opening " ^
(mbtoutf8 state
.path);
6623 opendoc state
.path state
.password;
6627 Sys.set_signal
Sys.sighup
(Sys.Signal_handle
(fun _ -> reload ()));
6630 match Unix.waitpid
[Unix.WNOHANG
] ~
-1 with
6631 | (exception (Unix.Unix_error
(Unix.ECHILD
, _, _))) -> ()
6632 | (exception exn
) -> dolog
"Unix.waitpid: %s" @@ exntos exn
6634 | _pid
, _status
-> reap ()
6636 Sys.set_signal
Sys.sigchld
(Sys.Signal_handle
(fun _ -> doreap := true));
6640 if nonemptystr
!rcmdpath
6641 then remoteopen !rcmdpath
6646 let rec loop deadline
=
6653 match state
.errfd
with
6654 | None
-> [state
.ss; state
.wsfd]
6655 | Some fd
-> [state
.ss; state
.wsfd; fd
]
6660 | Some fd
-> fd
:: r
6664 state
.redisplay
<- false;
6671 if deadline
= infinity
6673 else max
0.0 (deadline
-. now)
6678 try Unix.select
r [] [] timeout
6679 with Unix.Unix_error
(Unix.EINTR
, _, _) -> [], [], []
6685 if state
.ghyll
== noghyll
6687 match state
.autoscroll
with
6688 | Some step
when step
!= 0 ->
6689 let y = state
.y + step
in
6693 else if y >= state
.maxy then 0 else y
6696 if state
.mode = View
6697 then state
.text <- E.s;
6700 else deadline
+. 0.01
6705 let rec checkfds = function
6707 | fd
:: rest
when fd
= state
.ss ->
6708 let cmd = readcmd state
.ss in
6712 | fd
:: rest
when fd
= state
.wsfd ->
6716 | fd
:: rest
when Some fd
= !optrfd ->
6717 begin match remote fd
with
6718 | None
-> optrfd := remoteopen !rcmdpath;
6719 | opt -> optrfd := opt
6724 let s = Bytes.create
80 in
6725 let n = tempfailureretry
(Unix.read fd
s 0) 80 in
6726 if conf
.redirectstderr
6728 Buffer.add_substring state
.errmsgs
(Bytes.to_string
s) 0 n;
6729 state
.newerrmsgs
<- true;
6730 state
.redisplay
<- true;
6733 prerr_string
(String.sub
(Bytes.to_string
s) 0 n);
6739 if !reeenterhist then (
6741 reeenterhist := false;
6745 if deadline
= infinity
6749 match state
.autoscroll
with
6750 | Some step
when step
!= 0 -> deadline1
6751 | _ -> if state
.ghyll
== noghyll
then infinity
else deadline1
6759 Config.save leavebirdseye;
6760 if hasunsavedchanges
()