6 let selfexec = ref E.s
;;
7 let ignoredoctitlte = ref false;;
8 let layouth = ref ~
-1;;
9 let checkerstexid = ref None
;;
11 let debugrect (x0
, y0
, x1
, y1
, x2
, y2
, x3
, y3
) =
17 }|} x0 y0 x1 y1 x2 y2 x3 y3
;
20 let pgscale h
= truncate
(float h
*. conf
.pgscale);;
23 if ((conf
.scrollb
land scrollbhv
!= 0) && (state
.w
> state
.winw
))
24 || state
.uioh#alwaysscrolly
31 fstate
.wwidth
<- measurestr fstate
.fontsize
"w";
32 fstate
.maxrows
<- (state
.winh
- fstate
.fontsize
- 1) / (fstate
.fontsize
+ 1);
36 if emptystr conf
.pathlauncher
37 then dolog
"%s" state
.path
40 Str.global_replace
Utils.Re.percent state
.path conf
.pathlauncher
in
41 match spawn
command [] with
43 | exception exn
-> dolog
"failed to execute `%s': %s" command @@ exntos exn
47 let getopaque pageno
=
48 try Some
(Hashtbl.find state
.pagemap
(pageno
, state
.gen
))
49 with Not_found
-> None
52 let pagetranslatepoint l x y
=
53 let dy = y
- l
.pagedispy
in
54 let y = dy + l
.pagey
in
55 let dx = x
- l
.pagedispx
in
56 let x = dx + l
.pagex
in
60 let onppundermouse g
x y d
=
63 begin match getopaque l
.pageno
with
65 let x0 = l
.pagedispx
in
66 let x1 = x0 + l
.pagevw
in
67 let y0 = l
.pagedispy
in
68 let y1 = y0 + l
.pagevh
in
69 if y >= y0 && y <= y1 && x >= x0 && x <= x1
71 let px, py
= pagetranslatepoint l
x y in
72 match g opaque l
px py
with
84 let g opaque l
px py
=
87 match Ffi.rectofblock opaque
px py
with
88 | Some
[|x0;x1;y0;y1|] ->
89 let rect = (x0, y0, x1, y0, x1, y1, x0, y1) in
90 let color = (0.0, 0.0, 1.0 /. (l
.pageno
mod 3 |> float), 0.5) in
91 state
.rects
<- [l
.pageno
, color, rect];
92 postRedisplay
"getunder";
95 let under = Ffi.whatsunder opaque
px py
in
96 if under = Unone
then None
else Some
under
98 onppundermouse g x y Unone
103 match Ffi.unproject opaque
x y with
104 | Some
(x, y) -> Some
(Some
(opaque
, l
.pageno
, x, y))
107 onppundermouse g x y None
;
111 state
.text
<- Printf.sprintf
"%c%s" c s
;
112 postRedisplay
"showtext";
115 let impmsg fmt
= Format.ksprintf
(fun s
-> showtext '
!' s
) fmt
;;
117 let pipesel opaque cmd
=
119 then pipef ~closew
:false "pipesel"
121 Ffi.copysel w opaque
;
122 postRedisplay
"pipesel"
127 let g opaque l
px py
=
128 if Ffi.markunder opaque
px py conf
.paxmark
131 match getopaque l
.pageno
with
133 | Some opaque
-> pipesel opaque conf
.paxcmd
137 postRedisplay
"paxunder";
138 if conf
.paxmark
= Mark_page
141 match getopaque l
.pageno
with
143 | Some opaque
-> Ffi.clearmark opaque
) state
.layout
;
144 state
.roam
<- onppundermouse g x y (fun () -> impmsg "whoopsie daisy");
147 let undertext = function
150 | Utext s
-> "font: " ^ s
151 | Uannotation
(opaque
, slinkindex
) ->
152 "annotation: " ^
Ffi.getannotcontents opaque slinkindex
155 let updateunder x y =
156 match getunder x y with
157 | Unone
-> Wsi.setcursor
Wsi.CURSOR_INHERIT
159 if conf
.underinfo
then showtext 'u'
("ri: " ^ uri
);
160 Wsi.setcursor
Wsi.CURSOR_INFO
162 if conf
.underinfo
then showtext '
f'
("ont: " ^ s
);
163 Wsi.setcursor
Wsi.CURSOR_TEXT
165 if conf
.underinfo
then showtext 'a'
"nnotation";
166 Wsi.setcursor
Wsi.CURSOR_INFO
169 let showlinktype under =
170 if conf
.underinfo
&& under != Unone
171 then showtext ' '
@@ undertext under
174 let intentry_with_suffix text key
=
176 match [@warning
"-4"] key
with
177 | Keys.Ascii
('
0'
..'
9'
as c
) -> addchar
text c
178 | Keys.Ascii
('k'
| 'm'
| '
g'
| 'K'
| 'M'
| 'G'
as c
) ->
179 addchar
text @@ asciilower c
181 state
.text <- "invalid key";
188 let b = Buffer.create
16 in
191 let b = Buffer.to_bytes
b in
192 Ffi.wcmd state
.ss
b @@ Bytes.length
b
196 let nogeomcmds = function
197 | s
, [] -> emptystr s
201 let layoutN ((columns
, coverA
, coverB
), b) x y sw sh
=
202 let rec fold accu n
=
203 if n
= Array.length
b
206 let pdimno, dx, vy
, (_
, w
, h
, xoff
) = b.(n
) in
209 || n
= state
.pagecount
- coverB
210 || (n
- coverA
) mod columns
= columns
- 1)
216 let pagey = max
0 (y - vy
) in
217 let pagedispy = if pagey > 0 then 0 else vy
- y in
218 let pagedispx, pagex
=
220 if n
= coverA
- 1 || n
= state
.pagecount
- coverB
221 then x + (sw
- w
) / 2
229 let vw = sw
- pagedispx in
230 let pw = w
- pagex
in
233 let pagevh = min
(h
- pagey) (sh
- pagedispy) in
234 if pagevw > 0 && pagevh > 0
244 ; pagedispx = pagedispx
245 ; pagedispy = pagedispy
253 if Array.length
b = 0
255 else List.rev
(fold [] (page_of_y
y))
258 let layoutS (columns
, b) x y sw sh
=
259 let rec fold accu n
=
260 if n
= Array.length
b
263 let pdimno, px, vy
, (_
, pagew
, pageh
, xoff
) = b.(n
) in
271 let pagey = max
0 (y - vy
) in
272 let pagedispy = if pagey > 0 then 0 else vy
- y in
273 let pagedispx, pagex
=
287 let pagecolw = pagew
/columns
in
290 then pagedispx + ((sw
- pagecolw) / 2)
294 let vw = sw
- pagedispx in
295 let pw = pagew
- pagex
in
298 let pagevw = min
pagevw pagecolw in
299 let pagevh = min
(pageh
- pagey) (sh
- pagedispy) in
300 if pagevw > 0 && pagevh > 0
310 ; pagedispx = pagedispx
311 ; pagedispy = pagedispy
312 ; pagecol
= n
mod columns
322 let layout x y sw sh
=
323 if nogeomcmds state
.geomcmds
325 match conf
.columns
with
326 | Csingle
b -> layoutN ((1, 0, 0), b) x y sw sh
327 | Cmulti c
-> layoutN c
x y sw sh
328 | Csplit s
-> layoutS s
x y sw sh
332 let maxy () = state
.maxy - if conf
.maxhfit
then state
.winh
else 0;;
333 let clamp incr
= bound
(state
.y + incr
) 0 @@ maxy ();;
336 let tilex = l
.pagex
mod conf
.tilew
in
337 let tiley = l
.pagey mod conf
.tileh
in
339 let col = l
.pagex
/ conf
.tilew
in
340 let row = l
.pagey / conf
.tileh
in
342 let rec rowloop row y0 dispy h
=
345 let dh = conf
.tileh
- y0 in
347 let rec colloop col x0 dispx w
=
350 let dw = conf
.tilew
- x0 in
352 f col row dispx dispy
x0 y0 dw dh;
353 colloop (col+1) 0 (dispx
+dw) (w
-dw)
355 colloop col tilex l
.pagedispx l
.pagevw;
356 rowloop (row+1) 0 (dispy
+dh) (h
-dh)
358 if l
.pagevw > 0 && l
.pagevh > 0
359 then rowloop row tiley l
.pagedispy l
.pagevh;
362 let gettileopaque l
col row =
363 let key = l
.pageno
, state
.gen
, conf
.colorspace
,
364 conf
.angle
, l
.pagew
, l
.pageh
, col, row in
365 try Some
(Hashtbl.find state
.tilemap
key)
366 with Not_found
-> None
369 let puttileopaque l
col row gen colorspace angle opaque size elapsed
=
370 let key = l
.pageno
, gen
, colorspace
, angle
, l
.pagew
, l
.pageh
, col, row in
371 Hashtbl.add state
.tilemap
key (opaque
, size
, elapsed
)
374 let drawtiles l
color =
377 let f col row x y tilex tiley w h
=
378 match gettileopaque l
col row with
379 | Some
(opaque
, _
, t
) ->
380 let params = x, y, w
, h
, tilex, tiley in
382 then GlTex.env
(`mode `blend
);
383 Ffi.drawtile
params opaque
;
385 then GlTex.env
(`mode `modulate
);
389 let s = Printf.sprintf
"%d[%d,%d] %f sec" l
.pageno
col row t
in
390 let w = measurestr fstate
.fontsize
s in
391 GlDraw.color (0.0, 0.0, 0.0);
396 (float (y + fstate
.fontsize
+ 2));
398 drawstring fstate
.fontsize
x (y + fstate
.fontsize
- 1) s;
404 let w = let lw = state
.winw
- x in min
lw w
405 and h
= let lh = state
.winh
- y in min
lh h
408 then GlTex.env
(`mode `blend
);
409 begin match !checkerstexid with
411 Gl.enable `texture_2d
;
412 GlTex.bind_texture ~target
:`texture_2d id
;
416 and y1 = float (y+h
) in
418 let tw = float w /. 16.0
419 and th
= float h
/. 16.0 in
420 let tx0 = float tilex /. 16.0
421 and ty0
= float tiley /. 16.0 in
423 and ty1
= ty0
+. th
in
424 Raw.sets_float
Glutils.vraw ~pos
:0
425 [| x0; y0; x0; y1; x1; y0; x1; y1 |];
426 Raw.sets_float
Glutils.traw ~pos
:0
427 [| tx0; ty0
; tx0; ty1
; tx1; ty0
; tx1; ty1
|];
428 GlArray.vertex `two
Glutils.vraw
;
429 GlArray.tex_coord `two
Glutils.traw
;
430 GlArray.draw_arrays `triangle_strip ~first
:0 ~count
:4;
431 Gl.disable `texture_2d
;
434 GlDraw.color (1.0, 1.0, 1.0);
435 filledrect
(float x) (float y) (float (x+w)) (float (y+h
));
438 then GlTex.env
(`mode `modulate
);
439 if w > 128 && h
> fstate
.fontsize
+ 10
441 let c = if conf
.invert
then 1.0 else 0.0 in
442 GlDraw.color (c, c, c);
445 then (col*conf
.tilew
, row*conf
.tileh
)
448 drawstring2 fstate
.fontsize
x y "Loading %d [%d,%d]" l
.pageno
c r
;
457 let pagevisible layout n
= List.exists
(fun l
-> l
.pageno
= n
) layout;;
459 let tilevisible1 l
x y =
461 and ax1
= l
.pagex
+ l
.pagevw
463 and ay1
= l
.pagey + l
.pagevh in
467 let bx1 = min
(bx0 + conf
.tilew
) l
.pagew
468 and by1
= min
(by0
+ conf
.tileh
) l
.pageh
in
470 let rx0 = max
ax0 bx0
471 and ry0
= max ay0 by0
472 and rx1
= min ax1
bx1
473 and ry1
= min ay1 by1
in
475 let nonemptyintersection = rx1
> rx0 && ry1
> ry0
in
479 let tilevisible layout n
x y =
480 let rec findpageinlayout m
= function
481 | l
:: rest
when l
.pageno
= n
->
482 tilevisible1 l
x y || (
483 match conf
.columns
with
484 | Csplit
(c, _
) when c > m
-> findpageinlayout (m
+1) rest
485 | Csplit _
| Csingle _
| Cmulti _
-> false
487 | _
:: rest
-> findpageinlayout 0 rest
490 findpageinlayout 0 layout;
493 let tileready l
x y =
494 tilevisible1 l
x y &&
495 gettileopaque l
(x/conf
.tilew
) (y/conf
.tileh
) != None
498 let tilepage n p
layout =
499 let rec loop = function
503 let f col row _ _ _ _ _ _
=
504 if state
.currently
= Idle
506 match gettileopaque l
col row with
509 let x = col*conf
.tilew
510 and y = row*conf
.tileh
in
512 let w = l
.pagew
- x in
516 let h = l
.pageh
- y in
521 then Ffi.getpbo
w h conf
.colorspace
524 wcmd "tile %s %d %d %d %d %s" (~
> p
) x y w h (~
> pbo);
527 l
, p
, conf
.colorspace
, conf
.angle
,
528 state
.gen
, col, row, conf
.tilew
, conf
.tileh
537 if nogeomcmds state
.geomcmds
541 let preloadlayout x y sw sh
=
542 let y = if y < sh
then 0 else y - sh
in
543 let x = min
0 (x + sw
) in
551 if state
.currently
= Idle
555 begin match getopaque l
.pageno
with
557 wcmd "page %d %d" l
.pageno l
.pagedimno
;
558 state
.currently
<- Loading
(l
, state
.gen
);
560 tilepage l
.pageno opaque pages
;
565 if nogeomcmds state
.geomcmds
571 if conf
.preload && state
.currently
= Idle
572 then load (preloadlayout state
.x state
.y state
.winw state
.winh
);
575 let layoutready layout =
576 let rec fold all ls
=
579 let seen = ref false in
580 let allvisible = ref true in
581 let foo col row _ _ _ _ _ _
=
583 allvisible := !allvisible &&
584 begin match gettileopaque l
col row with
590 fold (!seen && !allvisible) rest
593 let alltilesvisible = fold true layout in
598 let y = bound
y 0 state
.maxy in
600 let layout = layout x y state
.winw state
.winh
in
601 postRedisplay
"gotoxy ready";
606 state
.layout <- layout;
607 begin match state
.mode
with
610 | Ltexact
(pageno
, linkno
) ->
611 let rec loop = function
613 state
.lnava
<- Some
(pageno
, linkno
);
614 state
.mode
<- LinkNav
(Ltgendir
0)
615 | l
:: _
when l
.pageno
= pageno
->
616 begin match getopaque pageno
with
617 | None
-> state
.mode
<- LinkNav
(Ltnotready
(pageno
, 0))
619 let x0, y0, x1, y1 = Ffi.getlinkrect opaque linkno
in
620 if not
(x0 >= l
.pagex
&& x1 <= l
.pagex
+ l
.pagevw
621 && y0 >= l
.pagey && y1 <= l
.pagey + l
.pagevh)
622 then state
.mode
<- LinkNav
(Ltgendir
0)
624 | _
:: rest
-> loop rest
627 | Ltnotready _
| Ltgendir _
-> ()
629 | Birdseye _
| Textentry _
| View
-> ()
631 begin match state
.mode
with
632 | Birdseye
(conf
, leftx
, pageno
, hooverpageno
, anchor
) ->
633 if not
(pagevisible layout pageno
)
635 match state
.layout with
638 state
.mode
<- Birdseye
(conf
, leftx
, l
.pageno
, hooverpageno
, anchor
)
642 | Ltnotready
(_
, dir
)
645 let rec loop = function
648 match getopaque l
.pageno
with
649 | None
-> Ltnotready
(l
.pageno
, dir
)
654 then LDfirstvisible
(l
.pagex
, l
.pagey, dir
)
655 else if dir
> 0 then LDfirst
else LDlast
657 Ffi.findlink opaque
ld
660 | Lnotfound
-> loop rest
662 showlinktype (Ffi.getlink opaque n
);
663 Ltexact
(l
.pageno
, n
)
667 state
.mode
<- LinkNav
linknav
670 | Textentry _
| View
-> ()
675 let mx, my
= state
.mpos
in
680 let conttiling pageno opaque
=
681 tilepage pageno opaque
683 then preloadlayout state
.x state
.y state
.winw state
.winh
688 if not conf
.verbose
then state
.text <- E.s;
692 let getanchory (n
, top
, dtop
) =
693 let y, h = getpageyh n
in
696 let ips = calcips
h in
697 y + truncate
(top
*.float h -. dtop
*.float ips) + ips;
698 else y + truncate
(top
*.float h -. dtop
*.float conf
.interpagespace
)
702 state
.nav
<- { past
= getanchor
() :: state
.nav
.past
; future
= []; }
706 let y, h = getpageyh n
in
707 let y = y + (truncate
(top
*. float h)) in
711 let gotopage1 n top
=
712 let y = getpagey n
in
718 Glutils.redisplay
:= false;
723 match state
.geomcmds
with
724 | ps
, [] when emptystr ps
->
726 state
.geomcmds
<- s, [];
727 | ps
, [] -> state
.geomcmds
<- ps
, [s, f];
728 | ps
, (s'
, _
) :: rest
when s'
= s -> state
.geomcmds
<- ps
, ((s, f) :: rest
);
729 | ps
, cmds
-> state
.geomcmds
<- ps
, ((s, f) :: cmds
);
733 Hashtbl.iter
(fun _ opaque
-> wcmd "freepage %s" (~
> opaque
)) state
.pagemap
;
734 Hashtbl.clear state
.pagemap
;
738 if not
(Queue.is_empty state
.tilelru
)
740 Queue.iter
(fun (k
, p
, s) ->
741 wcmd "freetile %s" (~
> p
);
742 state
.memused
<- state
.memused
- s;
743 Hashtbl.remove state
.tilemap k
;
745 state
.uioh#infochanged Memused
;
746 Queue.clear state
.tilelru
;
752 let h = truncate
(float h*.conf
.zoom
) in
753 let d = conf
.interpagespace
lsl (if conf
.presentation
then 1 else 0) in
759 let sl = keystostrlist conf
in
761 function | [] -> accu
762 | s :: rest
-> loop ((s, 0, Noaction
) :: accu) rest
763 in Help.makehelp conf
.urilauncher
764 @ (("", 0, Noaction
) :: loop [] sl) |> Array.of_list
767 let opendoc path password
=
769 state
.password
<- password
;
770 state
.gen
<- state
.gen
+ 1;
772 state
.outlines
<- [||];
775 Ffi.setaalevel conf
.aalevel
;
776 Ffi.setpapercolor conf
.papercolor
;
778 if emptystr state
.origin
782 Wsi.settitle
("llpp " ^ mbtoutf8
(Filename.basename
titlepath));
783 wcmd "open %d %d %s\000%s\000%s\000"
784 (btod conf
.usedoccss
) !layouth
785 path password conf
.css
;
786 invalidate "reqlayout"
788 wcmd "reqlayout %d %d %d %s\000"
789 conf
.angle
(FMTE.to_int conf
.fitmodel
)
790 (stateh state
.winh
) state
.nameddest
796 state
.anchor
<- getanchor
();
797 state
.reload <- Some
(state
.x, state
.y, now
());
798 opendoc state
.path state
.password
;
801 let scalecolor c = let c = c *. conf
.colorscale
in (c, c, c);;
802 let scalecolor2 (r
, g, b) =
803 (r
*. conf
.colorscale
, g *. conf
.colorscale
, b *. conf
.colorscale
);
806 let docolumns columns
=
809 let a = Array.make state
.pagecount
(-1, -1, -1, (-1, -1, -1, -1)) in
810 let rec loop pageno
pdimno pdim
y ph pdims
=
811 if pageno
!= state
.pagecount
813 let pdimno, ((_
, w, h, xoff
) as pdim
), pdims
=
815 | ((pageno'
, _
, _
, _
) as pdim
) :: rest
when pageno'
= pageno
->
820 let x = max
0 (((state
.winw
- w) / 2) - xoff
) in
822 y + (if conf
.presentation
823 then (if pageno
= 0 then calcips
h else calcips ph
+ calcips
h)
824 else (if pageno
= 0 then 0 else conf
.interpagespace
))
826 a.(pageno
) <- (pdimno, x, y, pdim
);
827 loop (pageno
+1) pdimno pdim
(y + h) h pdims
829 loop 0 ~
-1 (-1,-1,-1,-1) 0 0 state
.pdims
;
830 conf
.columns
<- Csingle
a;
832 | Cmulti
((columns
, coverA
, coverB
), _
) ->
833 let a = Array.make state
.pagecount
(-1, -1, -1, (-1, -1, -1, -1)) in
834 let rec loop pageno
pdimno pdim
x y rowh pdims
=
836 if m
= pageno
then () else
837 let (pdimno, x, y, ((_
, _
, h, _
) as pdim
)) = a.(m
) in
840 let y = y + (rowh
- h) / 2 in
841 a.(m
) <- (pdimno, x, y, pdim
);
845 if pageno
= state
.pagecount
846 then fixrow (((pageno
- 1) / columns
) * columns
)
848 let pdimno, ((_
, w, h, xoff
) as pdim
), pdims
=
850 | ((pageno'
, _
, _
, _
) as pdim
) :: rest
when pageno'
= pageno
->
852 | _
-> pdimno, pdim
, pdims
855 if pageno
= coverA
- 1 || pageno
= state
.pagecount
- coverB
857 let x = (state
.winw
- w) / 2 in
859 if conf
.presentation
then calcips
h else conf
.interpagespace
in
863 if (pageno
- coverA
) mod columns
= 0
865 let x = max
0 (state
.winw
- state
.w) / 2 in
869 let ips = calcips
h in
870 y + (if pageno
= 0 then 0 else calcips rowh
+ ips)
872 y + (if pageno
= 0 then 0 else conf
.interpagespace
)
876 else x, y, max rowh
h
880 if pageno
> 1 && (pageno
- coverA
) mod columns
= 0
883 if pageno
= columns
&& conf
.presentation
885 let ips = calcips rowh
in
886 for i
= 0 to pred columns
888 let (pdimno, x, y, pdim
) = a.(i
) in
889 a.(i
) <- (pdimno, x, y+ips, pdim
)
895 fixrow (pageno
- columns
);
900 a.(pageno
) <- (pdimno, x, y, pdim
);
901 let x = x + w + xoff
*2 + conf
.interpagespace
in
902 loop (pageno
+1) pdimno pdim
x y rowh' pdims
904 loop 0 ~
-1 (-1,-1,-1,-1) 0 0 0 state
.pdims
;
905 conf
.columns
<- Cmulti
((columns
, coverA
, coverB
), a);
908 let a = Array.make
(state
.pagecount
*c) (-1, -1, -1, (-1, -1, -1, -1)) in
909 let rec loop pageno
pdimno pdim
y pdims
=
910 if pageno
!= state
.pagecount
912 let pdimno, ((_
, w, h, _
) as pdim
), pdims
=
914 | ((pageno'
, _
, _
, _
) as pdim
) :: rest
when pageno'
= pageno
->
916 | _
-> pdimno, pdim
, pdims
919 let rec loop1 n
x y =
920 if n
= c then y else (
921 a.(pageno
*c + n
) <- (pdimno, x, y, pdim
);
922 loop1 (n
+1) (x+cw) (y + h + conf
.interpagespace
)
925 let y = loop1 0 0 y in
926 loop (pageno
+1) pdimno pdim
y pdims
928 loop 0 ~
-1 (-1,-1,-1,-1) 0 state
.pdims
;
929 conf
.columns
<- Csplit
(c, a);
933 docolumns conf
.columns
;
934 state
.maxy <- calcheight
();
935 if state
.reprf
== noreprf
937 match state
.mode
with
938 | Birdseye
(_
, _
, pageno
, _
, _
) ->
939 let y, h = getpageyh pageno
in
940 let top = (state
.winh
- h) / 2 in
941 gotoxy state
.x (max
0 (y - top))
942 | Textentry _
| View
| LinkNav _
->
943 let y = getanchory state
.anchor
in
944 let y = min
y (state
.maxy - state
.winh
) in
949 state
.reprf
<- noreprf
;
953 let reshape ?
(firsttime
=false) w h =
954 GlDraw.viewport ~
x:0 ~
y:0 ~
w ~
h;
955 if not firsttime
&& nogeomcmds state
.geomcmds
956 then state
.anchor
<- getanchor
();
959 let w = truncate
(float w *. conf
.zoom
) in
962 setfontsize fstate
.fontsize
;
963 GlMat.mode `modelview
;
964 GlMat.load_identity
();
966 GlMat.mode `projection
;
967 GlMat.load_identity
();
968 GlMat.rotate ~
x:1.0 ~angle
:180.0 ();
969 GlMat.translate ~
x:~
-.1.0 ~
y:~
-.1.0 ();
970 GlMat.scale3
(2.0 /. float state
.winw
, 2.0 /. float state
.winh
, 1.0);
975 else float state
.x /. float state
.w
977 invalidate "geometry"
981 then state
.x <- truncate
(relx *. float w);
983 match conf
.columns
with
985 | Cmulti
((c, _
, _
), _
) -> (w - (c-1)*conf
.interpagespace
) / c
986 | Csplit
(c, _
) -> w * c
988 wcmd "geometry %d %d %d" w (stateh h) (FMTE.to_int conf
.fitmodel
)
993 let len = Queue.length state
.tilelru
in
994 let layout = lazy (if conf
.preload
995 then preloadlayout state
.x state
.y state
.winw state
.winh
996 else state
.layout) in
998 if state
.memused
> conf
.memlimit
1002 let (k
, p
, s) as lruitem
= Queue.pop state
.tilelru
in
1003 let n, gen
, colorspace
, angle
, pagew
, pageh
, col, row = k
in
1004 let (_
, pw, ph
, _
) = getpagedim
n in
1006 && colorspace
= conf
.colorspace
1007 && angle
= conf
.angle
1011 let x = col*conf
.tilew
and y = row*conf
.tileh
in
1012 tilevisible (Lazy.force_val
layout) n x y
1014 then Queue.push lruitem state
.tilelru
1017 wcmd "freetile %s" (~
> p
);
1018 state
.memused
<- state
.memused
- s;
1019 state
.uioh#infochanged Memused
;
1020 Hashtbl.remove state
.tilemap k
;
1028 let onpagerect pageno
f =
1030 match conf
.columns
with
1031 | Cmulti
(_
, b) -> b
1033 | Csplit
(_
, b) -> b
1035 if pageno
>= 0 && pageno
< Array.length
b
1037 let (_
, _
, _
, (_
, w, h, _
)) = b.(pageno
) in
1041 let gotopagexy1 pageno
x y =
1042 let _,w1
,h1
,leftx
= getpagedim pageno
in
1043 let top = y /. (float h1
) in
1044 let left = x /. (float w1
) in
1045 let py, w, h = getpageywh pageno
in
1046 let wh = state
.winh
in
1047 let x = left *. (float w) in
1048 let x = leftx
+ state
.x + truncate
x in
1050 if x < 0 || x >= state
.winw
1054 let pdy = truncate
(top *. float h) in
1055 let y'
= py + pdy in
1056 let dy = y'
- state
.y in
1058 if x != state
.x || not
(dy > 0 && dy < wh)
1060 if conf
.presentation
1062 if abs
(py - y'
) > wh
1069 if state
.x != sx || state
.y != sy
1071 else gotoxy state
.x state
.y;
1074 let gotopagexy pageno
x y =
1075 match state
.mode
with
1076 | Birdseye
_ -> gotopage pageno
0.0
1077 | Textentry
_ | View
| LinkNav
_ -> gotopagexy1 pageno
x y
1080 let getpassword () =
1081 let passcmd = getenvdef
"LLPP_ASKPASS" conf
.passcmd in
1084 else getcmdoutput
(fun s ->
1085 impmsg "error getting password: %s" s;
1086 dolog
"%s" s) passcmd;
1089 let pgoto opaque pageno
x y =
1090 let pdimno = getpdimno pageno
in
1091 let x, y = Ffi.project opaque pageno
pdimno x y in
1092 gotopagexy pageno
x y;
1096 (* dolog "%S" cmds; *)
1097 let spl = splitatchar cmds ' '
in
1099 try Scanf.sscanf
s fmt
f
1101 dolog
"error processing '%S': %s" cmds
@@ exntos exn
;
1104 let addoutline outline
=
1105 match state
.currently
with
1106 | Outlining outlines
-> state
.currently
<- Outlining
(outline
:: outlines
)
1107 | Idle
-> state
.currently
<- Outlining
[outline
]
1108 | Loading
_ | Tiling
_ ->
1109 dolog
"invalid outlining state";
1110 logcurrently state
.currently
1115 state
.uioh#infochanged Pdim
;
1117 | "clearrects", "" ->
1118 state
.rects
<- state
.rects1
;
1119 postRedisplay
"clearrects";
1121 | "continue", args
->
1122 let n = scan args
"%u" (fun n -> n) in
1123 state
.pagecount
<- n;
1124 begin match state
.currently
with
1126 state
.currently
<- Idle
;
1127 state
.outlines
<- Array.of_list
(List.rev l
)
1128 | Idle
| Loading
_ | Tiling
_ -> ()
1131 let cur, cmds
= state
.geomcmds
in
1132 if emptystr
cur then error
"empty geomcmd";
1134 begin match List.rev cmds
with
1136 state
.geomcmds
<- E.s, [];
1140 state
.geomcmds
<- s, List.rev rest
;
1142 postRedisplay
"continue";
1148 if conf
.verbose
then showtext ' ' args
1151 Buffer.add_string state
.errmsgs args
;
1152 Buffer.add_char state
.errmsgs '
\n'
;
1153 if not state
.newerrmsgs
1155 state
.newerrmsgs
<- true;
1156 postRedisplay
"error message";
1159 | "progress", args
->
1160 let progress, text =
1162 (fun f pos
-> f, String.sub args pos
(String.length args
- pos
))
1165 state
.progress <- progress;
1166 postRedisplay
"progress"
1168 | "firstmatch", args
->
1169 let pageno, c, x0, y0, x1, y1, x2
, y2
, x3
, y3
=
1170 scan args
"%u %d %f %f %f %f %f %f %f %f"
1171 (fun p
c x0 y0 x1 y1 x2 y2 x3 y3
->
1172 (p
, c, x0, y0, x1, y1, x2
, y2
, x3
, y3
))
1174 let y = (getpagey
pageno) + truncate
y0 in
1176 if (state
.x < - truncate
x0) || (state
.x > state
.winw
- truncate
x1)
1177 then state
.winw
/2 - truncate
(x0 /. 2. +. x1 /. 2.)
1182 let color = (0.0, 0.0, 1.0 /. float c, 0.5) in
1183 state
.rects1
<- [pageno, color, (x0, y0, x1, y1, x2
, y2
, x3
, y3
)]
1186 let pageno, c, x0, y0, x1, y1, x2
, y2
, x3
, y3
=
1187 scan args
"%u %d %f %f %f %f %f %f %f %f"
1188 (fun p
c x0 y0 x1 y1 x2 y2 x3 y3
->
1189 (p
, c, x0, y0, x1, y1, x2
, y2
, x3
, y3
))
1191 let color = (0.0, 0.0, 1.0 /. float c, 0.5) in
1193 (pageno, color, (x0, y0, x1, y1, x2
, y2
, x3
, y3
)) :: state
.rects1
1196 let pageopaques, t
= scan args
"%s %f" (fun p t
-> p
, t
) in
1197 let pageopaque = ~
< pageopaques in
1198 begin match state
.currently
with
1199 | Loading
(l
, gen
) ->
1200 vlog
"page %d took %f sec" l
.pageno t
;
1201 Hashtbl.replace state
.pagemap
(l
.pageno, gen
) pageopaque;
1202 let preloadedpages =
1204 then preloadlayout state
.x state
.y state
.winw state
.winh
1208 let set = List.fold_left
(fun s l
-> IntSet.add l
.pageno s)
1209 IntSet.empty
preloadedpages
1212 Hashtbl.fold (fun ((pageno, _) as key) opaque
accu ->
1213 if not
(IntSet.mem
pageno set)
1215 wcmd "freepage %s" (~
> opaque
);
1221 List.iter
(Hashtbl.remove state
.pagemap
) evictedpages;
1224 state
.currently
<- Idle
;
1227 tilepage l
.pageno pageopaque state
.layout;
1229 load preloadedpages;
1230 let visible = pagevisible state
.layout l
.pageno in
1233 match state
.mode
with
1234 | LinkNav
(Ltnotready
(pageno, dir
)) ->
1235 if pageno = l
.pageno
1240 then LDfirstvisible
(l
.pagex
, l
.pagey, dir
)
1241 else if dir
> 0 then LDfirst
else LDlast
1243 Ffi.findlink
pageopaque ld
1248 showlinktype (Ffi.getlink
pageopaque n);
1249 state
.mode
<- LinkNav
(Ltexact
(l
.pageno, n))
1251 | LinkNav
(Ltgendir
_)
1252 | LinkNav
(Ltexact
_)
1258 if visible && layoutready state
.layout
1259 then postRedisplay
"page";
1262 | Idle
| Tiling
_ | Outlining
_ ->
1263 dolog
"Inconsistent loading state";
1264 logcurrently state
.currently
;
1269 let (x, y, opaques
, size
, t
) =
1270 scan args
"%u %u %s %u %f" (fun x y p size t
-> (x, y, p
, size
, t
))
1272 let opaque = ~
< opaques
in
1273 begin match state
.currently
with
1274 | Tiling
(l
, pageopaque, cs
, angle
, gen
, col, row, tilew
, tileh
) ->
1275 vlog
"tile %d [%d,%d] took %f sec" l
.pageno col row t
;
1277 Ffi.unmappbo
opaque;
1278 if tilew
!= conf
.tilew
|| tileh
!= conf
.tileh
1280 wcmd "freetile %s" (~
> opaque);
1281 state
.currently
<- Idle
;
1285 puttileopaque l
col row gen cs angle
opaque size t
;
1286 state
.memused
<- state
.memused
+ size
;
1287 state
.uioh#infochanged Memused
;
1289 Queue.push
((l
.pageno, gen
, cs
, angle
, l
.pagew
, l
.pageh
, col, row),
1290 opaque, size
) state
.tilelru
;
1292 state
.currently
<- Idle
;
1294 && conf
.colorspace
= cs
1295 && conf
.angle
= angle
1296 && tilevisible state
.layout l
.pageno x y
1297 then conttiling l
.pageno pageopaque;
1299 preload state
.layout;
1301 && conf
.colorspace
= cs
1302 && conf
.angle
= angle
1303 && tilevisible state
.layout l
.pageno x y
1304 && layoutready state
.layout
1305 then postRedisplay
"tile nothrottle";
1308 | Idle
| Loading
_ | Outlining
_ ->
1309 dolog
"Inconsistent tiling state";
1310 logcurrently state
.currently
;
1315 let (n, w, h, _) as pdim
=
1316 scan args
"%u %u %u %u" (fun n w h x -> n, w, h, x)
1319 match conf
.fitmodel
with
1321 | FitPage
| FitProportional
->
1322 match conf
.columns
with
1323 | Csplit
_ -> (n, w, h, 0)
1324 | Csingle
_ | Cmulti
_ -> pdim
1326 state
.pdims
<- pdim :: state
.pdims
;
1327 state
.uioh#infochanged Pdim
1330 let (l
, n, t
, h, pos
) =
1331 scan args
"%u %u %d %u %n" (fun l
n t
h pos
-> l
, n, t
, h, pos
)
1333 let s = String.sub args pos
(String.length args
- pos
) in
1334 addoutline (s, l
, Oanchor
(n, float t
/. float h, 0.0))
1337 let (l
, len, pos
) = scan args
"%u %u %n" (fun l
len pos
-> l
, len, pos
) in
1338 let s = String.sub args pos
len in
1339 let pos2 = pos
+ len + 1 in
1340 let uri = String.sub args
pos2 (String.length args
- pos2) in
1341 addoutline (s, l
, Ouri
uri)
1344 let (l
, pos
) = scan args
"%u %n" (fun l pos
-> l
, pos
) in
1345 let s = String.sub args pos
(String.length args
- pos
) in
1346 addoutline (s, l
, Onone
)
1349 let (n, l
, t
) = scan args
"%u %d %d" (fun n l t
-> n, l
, t
) in
1350 state
.reprf
<- (fun () -> gotopagexy n (float l
) (float t
))
1353 let c, v
= splitatchar args '
\t'
in
1360 if not
!ignoredoctitlte then Wsi.settitle v
;
1364 if let len = String.length
c in
1365 len > 6 && ((String.sub
c (len-4) 4) = "date")
1367 if String.length v
>= 7 && v
.[0] = 'D'
&& v
.[1] = '
:'
1369 let b = Buffer.create
10 in
1370 Printf.bprintf
b "%s\t" c;
1373 Buffer.add_substring
b v p l
;
1374 Buffer.add_char
b c;
1375 with exn
-> Buffer.add_string
b @@ exntos exn
1383 Printf.bprintf
b "[%s]" v
;
1390 state
.docinfo
<- (1, s) :: state
.docinfo
1393 state
.docinfo
<- List.rev state
.docinfo
;
1394 state
.uioh#infochanged Docinfo
1398 then Wsi.settitle
"Wrong password";
1399 let password = getpassword () in
1400 if emptystr
password
1401 then error
"document is password protected"
1402 else opendoc state
.path
password
1404 | _ -> error
"unknown cmd `%S'" cmds
1409 let action = function
1410 | HCprev
-> cbget cb ~
-1
1411 | HCnext
-> cbget cb
1
1412 | HCfirst
-> cbget cb ~
-(cb
.rc)
1413 | HClast
-> cbget cb
(cb
.len - 1 - cb
.rc)
1414 and cancel
() = cb
.rc <- rc
1418 let search pattern forward
=
1419 match conf
.columns
with
1420 | Csplit
_ -> impmsg "searching does not work properly in split columns mode"
1421 | Csingle
_ | Cmulti
_ ->
1422 if nonemptystr pattern
1425 match state
.layout with
1427 | l
:: _ -> l
.pageno, (l
.pagey + if forward
then 0 else 0*l
.pagevh)
1429 wcmd "search %d %d %d %d,%s\000"
1430 (btod conf
.icase
) pn py (btod forward
) pattern
;
1433 let intentry text key =
1435 if emptystr
text && key = Keys.Ascii '
-'
1436 then addchar
text '
-'
1438 match [@warning
"-4"] key with
1439 | Keys.Ascii
('
0'
..'
9'
as c) -> addchar
text c
1441 state
.text <- "invalid key";
1451 let l = String.length
s in
1452 let rec loop pos
n =
1456 let m = Char.code
s.[pos
] - (if pos
= 0 && l > 1 then 96 else 97) in
1457 loop (pos
+1) (n*26 + m)
1460 let rec loop n = function
1463 match getopaque l.pageno with
1464 | None
-> loop n rest
1466 let m = Ffi.getlinkcount
opaque in
1469 let under = Ffi.getlink
opaque n in
1471 else loop (n-m) rest
1473 loop n state
.layout;
1476 let linknentry text key = match [@warning
"-4"] key with
1477 | Keys.Ascii
('
a'
.. 'z'
as c) ->
1478 let text = addchar
text c in
1479 linknact (fun under -> state
.text <- undertext under) text;
1482 state
.text <- Printf.sprintf
"invalid key %s" @@ Keys.to_string
key;
1486 let textentry text key = match [@warning
"-4"] key with
1487 | Keys.Ascii
c -> TEcont
(addchar
text c)
1488 | Keys.Code
c -> TEcont
(text ^ toutf8
c)
1492 let reqlayout angle fitmodel
=
1493 if nogeomcmds state
.geomcmds
1494 then state
.anchor
<- getanchor
();
1495 conf
.angle
<- angle
mod 360;
1498 match state
.mode
with
1499 | LinkNav
_ -> state
.mode
<- View
1500 | Birdseye
_ | Textentry
_ | View
-> ()
1502 conf
.fitmodel
<- fitmodel
;
1503 invalidate "reqlayout"
1504 (fun () -> wcmd "reqlayout %d %d %d"
1505 conf
.angle
(FMTE.to_int conf
.fitmodel
) (stateh state
.winh
));
1508 let settrim trimmargins trimfuzz
=
1509 if nogeomcmds state
.geomcmds
1510 then state
.anchor
<- getanchor
();
1511 conf
.trimmargins
<- trimmargins
;
1512 conf
.trimfuzz
<- trimfuzz
;
1513 let x0, y0, x1, y1 = trimfuzz
in
1514 invalidate "settrim"
1515 (fun () -> wcmd "settrim %d %d %d %d %d"
1516 (btod conf
.trimmargins
) x0 y0 x1 y1);
1521 let zoom = max
0.0001 zoom in
1522 if zoom <> conf
.zoom
1524 state
.prevzoom
<- (conf
.zoom, state
.x);
1526 reshape state
.winw state
.winh
;
1527 state
.text <- Printf.sprintf
"zoom is now %-5.2f" (zoom *. 100.0);
1531 let pivotzoom ?
(vw=min state
.w state
.winw
)
1532 ?
(vh
=min
(state
.maxy-state
.y) state
.winh
)
1533 ?
(x=vw/2) ?
(y=vh
/2) zoom =
1534 let w = float state
.w /. zoom in
1535 let hw = w /. 2.0 in
1536 let ratio = float vh
/. float vw in
1537 let hh = hw *. ratio in
1538 let x0 = float x -. hw
1539 and y0 = float y -. hh in
1540 gotoxy (state
.x - truncate
x0) (state
.y + truncate
y0);
1544 let pivotzoom ?
vw ?vh ?
x ?
y zoom =
1545 if nogeomcmds state
.geomcmds
1548 then pivotzoom ?
vw ?vh ?
x ?
y zoom
1552 let setcolumns mode columns coverA coverB
=
1553 state
.prevcolumns
<- Some
(conf
.columns
, conf
.zoom);
1557 then impmsg "split mode doesn't work in bird's eye"
1559 conf
.columns
<- Csplit
(-columns
, E.a);
1567 conf
.columns
<- Csingle
E.a;
1572 conf
.columns
<- Cmulti
((columns
, coverA
, coverB
), E.a);
1576 reshape state
.winw state
.winh
;
1579 let resetmstate () =
1580 state
.mstate
<- Mnone
;
1581 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
1584 let enterbirdseye () =
1585 let zoom = float conf
.thumbw
/. float state
.winw
in
1586 let birdseyepageno =
1587 let cy = state
.winh
/ 2 in
1591 let rec fold best
= function
1594 let d = cy - (l.pagedispy + l.pagevh/2)
1595 and dbest
= cy - (best
.pagedispy + best
.pagevh/2) in
1596 if abs
d < abs dbest
1605 { conf
with zoom = conf
.zoom },
1606 state
.x, birdseyepageno, -1, getanchor
()
1610 conf
.presentation
<- false;
1611 conf
.interpagespace
<- 10;
1612 conf
.hlinks
<- false;
1613 conf
.fitmodel
<- FitPage
;
1616 match conf
.beyecolumns
with
1619 Cmulti
((c, 0, 0), E.a)
1620 | None
-> Csingle
E.a
1623 then state
.text <- Printf.sprintf
"birds eye mode on (zoom %3.1f%%)"
1625 else state
.text <- E.s;
1626 reshape state
.winw state
.winh
;
1629 let leavebirdseye (c, leftx
, pageno, _, anchor
) goback
=
1631 conf
.zoom <- c.zoom;
1632 conf
.presentation
<- c.presentation
;
1633 conf
.interpagespace
<- c.interpagespace
;
1634 conf
.hlinks
<- c.hlinks
;
1635 conf
.fitmodel
<- c.fitmodel
;
1636 conf
.beyecolumns
<- (
1637 match conf
.columns
with
1638 | Cmulti
((c, _, _), _) -> Some
c
1640 | Csplit
_ -> error
"leaving bird's eye split mode"
1643 match c.columns
with
1644 | Cmulti
(c, _) -> Cmulti
(c, E.a)
1645 | Csingle
_ -> Csingle
E.a
1646 | Csplit
(c, _) -> Csplit
(c, E.a)
1649 then state
.text <- Printf.sprintf
"birds eye mode off (zoom %3.1f%%)"
1651 reshape state
.winw state
.winh
;
1652 state
.anchor
<- if goback
then anchor
else (pageno, 0.0, 1.0);
1656 let togglebirdseye () =
1657 match state
.mode
with
1658 | Birdseye vals
-> leavebirdseye vals
true
1659 | View
-> enterbirdseye ()
1660 | Textentry
_ | LinkNav
_ -> ()
1663 let upbirdseye incr
(conf
, leftx
, pageno, hooverpageno
, anchor
) =
1664 let pageno = max
0 (pageno - incr
) in
1665 let rec loop = function
1666 | [] -> gotopage1 pageno 0
1667 | l :: _ when l.pageno = pageno ->
1668 if l.pagedispy >= 0 && l.pagey = 0
1669 then postRedisplay
"upbirdseye"
1670 else gotopage1 pageno 0
1671 | _ :: rest
-> loop rest
1675 state
.mode
<- Birdseye
(conf
, leftx
, pageno, hooverpageno
, anchor
)
1678 let downbirdseye incr
(conf
, leftx
, pageno, hooverpageno
, anchor
) =
1679 let pageno = min
(state
.pagecount
- 1) (pageno + incr
) in
1680 state
.mode
<- Birdseye
(conf
, leftx
, pageno, hooverpageno
, anchor
);
1681 let rec loop = function
1683 let y, h = getpageyh
pageno in
1684 let dy = (y - state
.y) - (state
.winh
- h - conf
.interpagespace
) in
1685 gotoxy state
.x (clamp dy)
1686 | l :: _ when l.pageno = pageno ->
1687 if l.pagevh != l.pageh
1688 then gotoxy state
.x (clamp (l.pageh
- l.pagevh + conf
.interpagespace
))
1689 else postRedisplay
"downbirdseye"
1690 | _ :: rest
-> loop rest
1696 let optentry mode
_ key =
1697 let btos b = if b then "on" else "off" in
1698 match [@warning
"-4"] key with
1702 let n, a, b = multicolumns_of_string
s in
1703 setcolumns mode
n a b;
1705 state
.text <- Printf.sprintf
"bad columns `%s': %s" s @@ exntos exn
1707 TEswitch
("columns: ", E.s, None
, textentry, ondone, true)
1712 let zoom = float (int_of_string
s) /. 100.0 in
1715 state
.text <- Printf.sprintf
"bad integer `%s': %s" s @@ exntos exn
1717 TEswitch
("zoom: ", E.s, None
, intentry, ondone, true)
1720 conf
.icase
<- not conf
.icase
;
1721 TEdone
("case insensitive search " ^
(btos conf
.icase
))
1724 conf
.verbose
<- not conf
.verbose
;
1725 TEdone
("verbose " ^
(btos conf
.verbose
))
1728 conf
.debug
<- not conf
.debug
;
1729 TEdone
("debug " ^
(btos conf
.debug
))
1732 conf
.underinfo
<- not conf
.underinfo
;
1733 TEdone
("underinfo " ^
btos conf
.underinfo
)
1736 settrim (not conf
.trimmargins
) conf
.trimfuzz
;
1737 TEdone
("trim margins " ^
btos conf
.trimmargins
)
1740 conf
.invert
<- not conf
.invert
;
1741 TEdone
("invert colors " ^
btos conf
.invert
)
1745 cbput state
.hists
.sel
s;
1748 TEswitch
("selection command: ", E.s, Some
(onhist state
.hists
.sel
),
1749 textentry, ondone, true)
1753 then conf
.pax
<- Some
0.0
1754 else conf
.pax
<- None
;
1755 TEdone
("PAX " ^
btos (conf
.pax
!= None
))
1758 state
.text <- Printf.sprintf
"bad option %d `%c'" (Char.code
c) c;
1761 | _ -> TEcont state
.text
1764 let adderrmsg src msg
=
1765 Buffer.add_string state
.errmsgs msg
;
1766 state
.newerrmsgs
<- true;
1770 let adderrfmt src fmt
= Format.ksprintf
(fun s -> adderrmsg src
s) fmt
;;
1772 class outlinelistview ~zebra ~source
=
1773 let settext autonarrow
s =
1776 let ss = source#statestr
in
1777 state
.text <- if emptystr
ss
1779 else "{" ^
ss ^
"} [" ^
s ^
"]"
1780 else state
.text <- s
1786 ~source
:(source
:> lvsource
)
1788 ~modehash
:(findkeyhash conf
"outline")
1791 val m_autonarrow
= false
1793 method! key key mask
=
1795 if emptystr state
.text
1797 else fstate
.maxrows - 2
1799 let calcfirst first active
=
1802 let rows = active
- first
in
1803 if rows > maxrows then active
- maxrows else first
1807 let active = m_active
+ incr
in
1808 let active = bound
active 0 (source#getitemcount
- 1) in
1809 let first = calcfirst m_first
active in
1810 postRedisplay
"outline navigate";
1811 coe
{< m_active
= active; m_first
= first >}
1813 let navscroll first =
1815 let dist = m_active
- first in
1821 else first + maxrows
1824 postRedisplay
"outline navscroll";
1825 coe
{< m_first
= first; m_active
= active >}
1827 let ctrl = Wsi.withctrl mask
in
1829 match Wsi.kc2kt
key with
1830 | Ascii '
a'
when ctrl ->
1838 let pattern = source#renarrow
in
1839 if nonemptystr m_qsearch
1840 then (source#narrow m_qsearch
; m_qsearch
)
1844 settext (not m_autonarrow
) text;
1845 postRedisplay
"toggle auto narrowing";
1846 coe
{< m_first
= 0; m_active
= 0; m_autonarrow
= not m_autonarrow
>}
1848 | Ascii '
/'
when emptystr m_qsearch
&& not m_autonarrow
->
1850 postRedisplay
"toggle auto narrowing";
1851 coe
{< m_first
= 0; m_active
= 0; m_autonarrow
= true >}
1853 | Ascii '
n'
when ctrl ->
1854 source#narrow m_qsearch
;
1856 then source#add_narrow_pattern m_qsearch
;
1857 postRedisplay
"outline ctrl-n";
1858 coe
{< m_first
= 0; m_active
= 0 >}
1860 | Ascii 'S'
when ctrl ->
1861 let active = source#calcactive
(getanchor
()) in
1862 let first = firstof m_first
active in
1863 postRedisplay
"outline ctrl-s";
1864 coe
{< m_first
= first; m_active
= active >}
1866 | Ascii 'u'
when ctrl ->
1867 postRedisplay
"outline ctrl-u";
1868 if m_autonarrow
&& nonemptystr m_qsearch
1870 ignore
(source#renarrow
);
1871 settext m_autonarrow
E.s;
1872 coe
{< m_first
= 0; m_active
= 0; m_qsearch
= E.s >}
1875 source#del_narrow_pattern
;
1876 let pattern = source#renarrow
in
1878 if emptystr
pattern then E.s else "Narrowed to " ^
pattern
1880 settext m_autonarrow
text;
1881 coe
{< m_first
= 0; m_active
= 0; m_qsearch
= E.s >}
1884 | Ascii '
l'
when ctrl ->
1885 let first = max
0 (m_active
- (fstate
.maxrows / 2)) in
1886 postRedisplay
"outline ctrl-l";
1887 coe
{< m_first
= first >}
1889 | Ascii '
\t'
when m_autonarrow
->
1890 if nonemptystr m_qsearch
1892 postRedisplay
"outline list view tab";
1893 source#add_narrow_pattern m_qsearch
;
1895 coe
{< m_qsearch
= E.s >}
1899 | Escape
when m_autonarrow
->
1900 if nonemptystr m_qsearch
1901 then source#add_narrow_pattern m_qsearch
;
1904 | Enter
when m_autonarrow
->
1905 if nonemptystr m_qsearch
1906 then source#add_narrow_pattern m_qsearch
;
1909 | (Ascii
_ | Code
_) when m_autonarrow
->
1910 let pattern = m_qsearch ^ toutf8
key in
1911 postRedisplay
"outlinelistview autonarrow add";
1912 source#narrow
pattern;
1913 settext true pattern;
1914 coe
{< m_first
= 0; m_active
= 0; m_qsearch
= pattern >}
1916 | Backspace
when m_autonarrow
->
1917 if emptystr m_qsearch
1920 let pattern = withoutlastutf8 m_qsearch
in
1921 postRedisplay
"outlinelistview autonarrow backspace";
1922 ignore
(source#renarrow
);
1923 source#narrow
pattern;
1924 settext true pattern;
1925 coe
{< m_first
= 0; m_active
= 0; m_qsearch
= pattern >}
1927 | Up
when ctrl -> navscroll (max
0 (m_first
- 1))
1930 navscroll (min
(source#getitemcount
- 1) (m_first
+ 1))
1932 | Up
-> navigate ~
-1
1933 | Down
-> navigate 1
1934 | Prior
-> navigate ~
-(fstate
.maxrows)
1935 | Next
-> navigate fstate
.maxrows
1941 postRedisplay
"outline ctrl right";
1942 {< m_pan
= m_pan
+ 1 >}
1945 if Wsi.withshift mask
1946 then self#nextcurlevel
1
1947 else self#updownlevel
1
1956 postRedisplay
"outline ctrl left";
1957 {< m_pan
= m_pan
- 1 >}
1960 if Wsi.withshift mask
1961 then self#nextcurlevel ~
-1
1962 else self#updownlevel ~
-1
1968 postRedisplay
"outline home";
1969 coe
{< m_first
= 0; m_active
= 0 >}
1972 let active = source#getitemcount
- 1 in
1973 let first = max
0 (active - fstate
.maxrows) in
1974 postRedisplay
"outline end";
1975 coe
{< m_active
= active; m_first
= first >}
1977 | Delete
|Escape
|Insert
|Enter
|Ascii
_|Code
_|Ctrl
_|Backspace
|Fn
_ ->
1981 let genhistoutlines () =
1983 |> List.sort
(fun (_, c1
, _, _, _, _) (_, c2
, _, _, _, _) ->
1984 compare c2
.lastvisit c1
.lastvisit
)
1985 |> List.map
(fun ((path
, c, _, _, _, origin
) as hist
) ->
1986 let path = if nonemptystr origin
then origin
else path in
1987 let base = mbtoutf8
@@ Filename.basename
path in
1988 (base ^
"\000" ^
c.title
, 1, Ohistory hist
)
1992 let gotohist (path, c, bookmarks
, x, anchor
, origin
) =
1993 Config.save
leavebirdseye;
1994 state
.anchor
<- anchor
;
1995 state
.bookmarks
<- bookmarks
;
1996 state
.origin
<- origin
;
1999 Ffi.settrimcachepath conf
.trimcachepath
;
2000 let x0, y0, x1, y1 = conf
.trimfuzz
in
2001 wcmd "trimset %d %d %d %d %d" (btod conf
.trimmargins
) x0 y0 x1 y1;
2002 Wsi.reshape c.cwinw
c.cwinh
;
2003 opendoc path origin
;
2007 let setcheckers enabled
=
2008 match !checkerstexid with
2009 | None
-> if enabled
then checkerstexid := Some
(makecheckers
())
2013 GlTex.delete_texture id
;
2014 checkerstexid := None
;
2018 let describe_layout layout =
2022 | l :: [] -> Printf.sprintf
"Page %d" (l.pageno+1)
2025 if a.pageno = b.pageno then Printf.sprintf
"%d" (a.pageno+1)
2026 else Printf.sprintf
"%d%s%d" (a.pageno+1)
2027 (if a.pageno+1 = b.pageno then ", " else Utf8syms.ellipsis
)
2030 let rec fold s la lb
= function
2031 | [] -> Printf.sprintf
"%s %s" s (rangestr la lb
)
2032 | l :: rest
when l.pageno = succ lb
.pageno -> fold s la
l rest
2033 | l :: rest
-> fold (s ^
" " ^
rangestr la lb ^
",") l l rest
2035 fold "Pages" l l rest
2038 let maxy = maxy () in
2041 else 100. *. (float state
.y /. float maxy)
2043 Printf.sprintf
"%s of %d [%.2f%%]" d state
.pagecount
percent
2046 let setpresentationmode v
=
2047 let n = page_of_y state
.y in
2048 state
.anchor
<- (n, 0.0, 1.0);
2049 conf
.presentation
<- v
;
2050 if conf
.fitmodel
= FitPage
2051 then reqlayout conf
.angle conf
.fitmodel
;
2056 let btos b = if b then Utf8syms.radical
else E.s in
2057 let showextended = ref false in
2058 let showcolors = ref false in
2059 let leave mode
_ = state
.mode
<- mode
in
2062 val mutable m_l
= []
2063 val mutable m_a
= E.a
2064 val mutable m_prev_uioh
= nouioh
2065 val mutable m_prev_mode
= View
2067 inherit lvsourcebase
2069 method reset prev_mode prev_uioh
=
2070 m_a
<- Array.of_list
(List.rev m_l
);
2072 m_prev_mode
<- prev_mode
;
2073 m_prev_uioh
<- prev_uioh
;
2075 method int name get
set =
2081 try set (int_of_string
s)
2083 state
.text <- Printf.sprintf
"bad integer `%s': %s"
2087 let te = name ^
": ", E.s, None
, intentry, ondone, true in
2088 state
.mode
<- Textentry
(te, leave m_prev_mode
);
2092 method int_with_suffix name get
set =
2094 (name
, `intws get
, 1,
2098 try set (int_of_string_with_suffix
s)
2100 state
.text <- Printf.sprintf
"bad integer `%s': %s"
2105 name ^
": ", E.s, None
, intentry_with_suffix, ondone, true
2107 state
.mode
<- Textentry
(te, leave m_prev_mode
);
2111 method bool ?
(offset
=1) ?
(btos=btos) name get
set =
2113 (name
, `
bool (btos, get
), offset
, Action
(
2120 method color name get
set =
2122 (name
, `
color get
, 1,
2125 let invalid = (nan
, nan
, nan
) in
2128 try color_of_string
s
2130 state
.text <- Printf.sprintf
"bad color `%s': %s"
2137 let te = name ^
": ", E.s, None
, textentry, ondone, true in
2138 state
.text <- color_to_string
(get
());
2139 state
.mode
<- Textentry
(te, leave m_prev_mode
);
2143 method string name get
set =
2145 (name
, `
string get
, 1,
2148 let ondone s = set s in
2149 let te = name ^
": ", E.s, None
, textentry, ondone, true in
2150 state
.mode
<- Textentry
(te, leave m_prev_mode
);
2154 method colorspace name get
set =
2156 (name
, `
string get
, 1,
2161 inherit lvsourcebase
2164 m_active
<- CSTE.to_int conf
.colorspace
;
2167 method getitemcount
=
2168 Array.length
CSTE.names
2171 method exit ~uioh ~cancel ~
active ~
first ~pan
=
2172 ignore
(uioh
, first, pan
);
2173 if not cancel
then set active;
2175 method hasaction
_ = true
2179 let modehash = findkeyhash conf
"info" in
2180 coe
(new listview ~zebra
:false ~helpmode
:false
2181 ~
source ~trusted
:true ~
modehash)
2184 method paxmark name get
set =
2186 (name
, `
string get
, 1,
2191 inherit lvsourcebase
2194 m_active
<- MTE.to_int conf
.paxmark
;
2197 method getitemcount
= Array.length
MTE.names
2198 method getitem
n = (MTE.names
.(n), 0)
2199 method exit ~uioh ~cancel ~
active ~
first ~pan
=
2200 ignore
(uioh
, first, pan
);
2201 if not cancel
then set active;
2203 method hasaction
_ = true
2207 let modehash = findkeyhash conf
"info" in
2208 coe
(new listview ~zebra
:false ~helpmode
:false
2209 ~
source ~trusted
:true ~
modehash)
2212 method fitmodel name get
set =
2214 (name
, `
string get
, 1,
2219 inherit lvsourcebase
2222 m_active
<- FMTE.to_int conf
.fitmodel
;
2225 method getitemcount
= Array.length
FMTE.names
2226 method getitem
n = (FMTE.names
.(n), 0)
2227 method exit ~uioh ~cancel ~
active ~
first ~pan
=
2228 ignore
(uioh
, first, pan
);
2229 if not cancel
then set active;
2231 method hasaction
_ = true
2235 let modehash = findkeyhash conf
"info" in
2236 coe
(new listview ~zebra
:false ~helpmode
:false
2237 ~
source ~trusted
:true ~
modehash)
2240 method caption
s offset
=
2241 m_l
<- (s, `empty
, offset
, Noaction
) :: m_l
2243 method caption2
s f offset
=
2244 m_l
<- (s, `
string f, offset
, Noaction
) :: m_l
2246 method getitemcount
= Array.length m_a
2249 let tostr = function
2250 | `
int f -> string_of_int
(f ())
2251 | `intws
f -> string_with_suffix_of_int
(f ())
2253 | `
color f -> color_to_string
(f ())
2254 | `
bool (btos, f) -> btos (f ())
2257 let name, t
, offset
, _ = m_a
.(n) in
2258 ((let s = tostr t
in
2260 then Printf.sprintf
"%s\t%s" name s
2264 method exit ~uioh ~cancel ~
active ~
first ~pan
=
2269 match m_a
.(active) with
2270 | _, _, _, Action
f -> f uioh
2271 | _, _, _, Noaction
-> uioh
2282 method hasaction
n =
2284 | _, _, _, Action
_ -> true
2285 | _, _, _, Noaction
-> false
2287 initializer m_active
<- 1
2290 let rec fillsrc prevmode prevuioh
=
2291 let sep () = src#caption
E.s 0 in
2292 let colorp name get
set =
2294 (fun () -> color_to_string
(get
()))
2296 try set @@ color_of_string
v
2299 Printf.sprintf
"bad color `%s': %s" v @@ exntos exn
2302 let rgba name get
set =
2304 (fun () -> get
() |> rgba_to_string
)
2306 try set @@ rgba_of_string
v
2309 Printf.sprintf
"bad color `%s': %s" v @@ exntos exn
2312 let oldmode = state
.mode
in
2313 let birdseye = isbirdseye state
.mode
in
2315 src#caption
(if birdseye then "Setup (Bird's eye)" else "Setup") 0;
2317 src#
bool "presentation mode"
2318 (fun () -> conf
.presentation
)
2319 (fun v -> setpresentationmode v);
2321 src#
bool "ignore case in searches"
2322 (fun () -> conf
.icase
)
2323 (fun v -> conf
.icase
<- v);
2326 (fun () -> conf
.preload)
2327 (fun v -> conf
.preload <- v);
2329 src#
bool "highlight links"
2330 (fun () -> conf
.hlinks
)
2331 (fun v -> conf
.hlinks
<- v);
2333 src#
bool "under info"
2334 (fun () -> conf
.underinfo
)
2335 (fun v -> conf
.underinfo
<- v);
2337 src#fitmodel
"fit model"
2338 (fun () -> FMTE.to_string conf
.fitmodel
)
2339 (fun v -> reqlayout conf
.angle
(FMTE.of_int
v));
2341 src#
bool "trim margins"
2342 (fun () -> conf
.trimmargins
)
2343 (fun v -> settrim v conf
.trimfuzz
; fillsrc prevmode prevuioh
);
2346 src#
int "inter-page space"
2347 (fun () -> conf
.interpagespace
)
2349 conf
.interpagespace
<- n;
2350 docolumns conf
.columns
;
2352 match state
.layout with
2354 | l :: _ -> l.pageno, l.pagey
2356 state
.maxy <- calcheight
();
2357 let y = getpagey
pageno in
2358 gotoxy state
.x (y + py)
2362 (fun () -> conf
.pagebias
)
2363 (fun v -> conf
.pagebias
<- v);
2365 src#
int "scroll step"
2366 (fun () -> conf
.scrollstep
)
2367 (fun n -> conf
.scrollstep
<- n);
2369 src#
int "horizontal scroll step"
2370 (fun () -> conf
.hscrollstep
)
2371 (fun v -> conf
.hscrollstep
<- v);
2373 src#
int "auto scroll step"
2375 match state
.autoscroll
with
2377 | _ -> conf
.autoscrollstep
)
2379 let n = boundastep state
.winh
n in
2380 if state
.autoscroll
<> None
2381 then state
.autoscroll
<- Some
n;
2382 conf
.autoscrollstep
<- n);
2385 (fun () -> truncate
(conf
.zoom *. 100.))
2386 (fun v -> pivotzoom ((float v) /. 100.));
2389 (fun () -> conf
.angle
)
2390 (fun v -> reqlayout v conf
.fitmodel
);
2392 src#
int "scroll bar width"
2393 (fun () -> conf
.scrollbw
)
2396 reshape state
.winw state
.winh
;
2399 src#
int "scroll handle height"
2400 (fun () -> conf
.scrollh
)
2401 (fun v -> conf
.scrollh
<- v;);
2403 src#
int "thumbnail width"
2404 (fun () -> conf
.thumbw
)
2406 conf
.thumbw
<- min
4096 v;
2409 leavebirdseye beye
false;
2416 let mode = state
.mode in
2417 src#
string "columns"
2419 match conf
.columns
with
2421 | Cmulti
(multi
, _) -> multicolumns_to_string multi
2422 | Csplit
(count
, _) -> "-" ^ string_of_int count
2425 let n, a, b = multicolumns_of_string
v in
2426 setcolumns mode n a b);
2429 src#caption
"Pixmap cache" 0;
2430 src#int_with_suffix
"size (advisory)"
2431 (fun () -> conf
.memlimit
)
2432 (fun v -> conf
.memlimit
<- v);
2436 Printf.sprintf
"%s bytes, %d tiles"
2437 (string_with_suffix_of_int state
.memused
)
2438 (Hashtbl.length state
.tilemap
)) 1;
2441 src#caption
"Layout" 0;
2442 src#caption2
"Dimension"
2443 (fun () -> Printf.sprintf
"%dx%d (virtual %dx%d)"
2444 state
.winw state
.winh
2448 then src#caption2
"Position" (fun () ->
2449 Printf.sprintf
"%dx%d" state
.x state
.y
2451 else src#caption2
"Position" (fun () -> describe_layout state
.layout) 1;
2454 src#
bool ~offset
:0 ~
btos:(fun v -> if v then "(on)" else "(off)")
2455 "Save these parameters as global defaults at exit"
2456 (fun () -> conf
.bedefault
)
2457 (fun v -> conf
.bedefault
<- v);
2460 let btos b = Utf8syms.(if b then lguillemet
else rguillemet
) in
2461 src#
bool ~offset
:0 ~
btos "Extended parameters"
2462 (fun () -> !showextended)
2463 (fun v -> showextended := v; fillsrc prevmode prevuioh
);
2467 (fun () -> conf
.checkers
)
2468 (fun v -> conf
.checkers
<- v; setcheckers v);
2469 src#
bool "update cursor"
2470 (fun () -> conf
.updatecurs
)
2471 (fun v -> conf
.updatecurs
<- v);
2472 src#
bool "scroll-bar on the left"
2473 (fun () -> conf
.leftscroll
)
2474 (fun v -> conf
.leftscroll
<- v);
2476 (fun () -> conf
.verbose
)
2477 (fun v -> conf
.verbose
<- v);
2478 src#
bool "invert colors"
2479 (fun () -> conf
.invert
)
2480 (fun v -> conf
.invert
<- v);
2482 (fun () -> conf
.maxhfit
)
2483 (fun v -> conf
.maxhfit
<- v);
2485 (fun () -> conf
.pax
!= None
)
2488 then conf
.pax
<- Some
(now
())
2489 else conf
.pax
<- None
);
2490 src#
string "uri launcher"
2491 (fun () -> conf
.urilauncher
)
2492 (fun v -> conf
.urilauncher
<- v);
2493 src#
string "path launcher"
2494 (fun () -> conf
.pathlauncher
)
2495 (fun v -> conf
.pathlauncher
<- v);
2496 src#
string "tile size"
2497 (fun () -> Printf.sprintf
"%dx%d" conf
.tilew conf
.tileh
)
2500 let w, h = Scanf.sscanf
v "%dx%d" (fun w h -> w, h) in
2501 conf
.tilew
<- max
64 w;
2502 conf
.tileh
<- max
64 h;
2505 state
.text <- Printf.sprintf
"bad tile size `%s': %s"
2508 src#
int "texture count"
2509 (fun () -> conf
.texcount
)
2511 if Ffi.realloctexts
v
2512 then conf
.texcount
<- v
2513 else impmsg "failed to set texture count please retry later"
2515 src#
int "slice height"
2516 (fun () -> conf
.sliceheight
)
2518 conf
.sliceheight
<- v;
2519 wcmd "sliceh %d" conf
.sliceheight
;
2521 src#
int "anti-aliasing level"
2522 (fun () -> conf
.aalevel
)
2524 conf
.aalevel
<- bound
v 0 8;
2525 state
.anchor
<- getanchor
();
2526 opendoc state
.path state
.password;
2528 src#
string "page scroll scaling factor"
2529 (fun () -> string_of_float conf
.pgscale)
2531 try conf
.pgscale <- float_of_string
v
2534 Printf.sprintf
"bad page scroll scaling factor `%s': %s" v
2537 src#
int "ui font size"
2538 (fun () -> fstate
.fontsize
)
2539 (fun v -> setfontsize (bound
v 5 100));
2540 src#
int "hint font size"
2541 (fun () -> conf
.hfsize
)
2542 (fun v -> conf
.hfsize
<- bound
v 5 100);
2543 src#
string "trim fuzz"
2544 (fun () -> irect_to_string conf
.trimfuzz
)
2547 conf
.trimfuzz
<- irect_of_string
v;
2549 then settrim true conf
.trimfuzz
;
2551 state
.text <- Printf.sprintf
"bad irect `%s': %s" v
2554 src#
string "selection command"
2555 (fun () -> conf
.selcmd
)
2556 (fun v -> conf
.selcmd
<- v);
2557 src#
string "synctex command"
2558 (fun () -> conf
.stcmd
)
2559 (fun v -> conf
.stcmd
<- v);
2560 src#
string "pax command"
2561 (fun () -> conf
.paxcmd
)
2562 (fun v -> conf
.paxcmd
<- v);
2563 src#
string "ask password command"
2564 (fun () -> conf
.passcmd)
2565 (fun v -> conf
.passcmd <- v);
2566 src#
string "save path command"
2567 (fun () -> conf
.savecmd
)
2568 (fun v -> conf
.savecmd
<- v);
2569 src#colorspace
"color space"
2570 (fun () -> CSTE.to_string conf
.colorspace
)
2572 conf
.colorspace
<- CSTE.of_int
v;
2576 src#paxmark
"pax mark method"
2577 (fun () -> MTE.to_string conf
.paxmark
)
2578 (fun v -> conf
.paxmark
<- MTE.of_int
v);
2582 (fun () -> conf
.usepbo
)
2583 (fun v -> conf
.usepbo
<- v);
2584 src#
bool "mouse wheel scrolls pages"
2585 (fun () -> conf
.wheelbypage
)
2586 (fun v -> conf
.wheelbypage
<- v);
2587 src#
bool "open remote links in a new instance"
2588 (fun () -> conf
.riani
)
2589 (fun v -> conf
.riani
<- v);
2590 src#
bool "edit annotations inline"
2591 (fun () -> conf
.annotinline
)
2592 (fun v -> conf
.annotinline
<- v);
2593 src#
bool "coarse positioning in presentation mode"
2594 (fun () -> conf
.coarseprespos
)
2595 (fun v -> conf
.coarseprespos
<- v);
2596 src#
bool "use document CSS"
2597 (fun () -> conf
.usedoccss
)
2599 conf
.usedoccss
<- v;
2600 state
.anchor
<- getanchor
();
2601 opendoc state
.path state
.password;
2603 src#
bool ~
btos "colors"
2604 (fun () -> !showcolors)
2605 (fun v -> showcolors := v; fillsrc prevmode prevuioh
);
2608 colorp " background"
2609 (fun () -> conf
.bgcolor
)
2610 (fun v -> conf
.bgcolor
<- v);
2613 (fun () -> conf
.papercolor
)
2615 conf
.papercolor
<- v;
2616 Ffi.setpapercolor conf
.papercolor
;
2620 (fun () -> conf
.sbarcolor
)
2621 (fun v -> conf
.sbarcolor
<- v);
2622 rgba " scrollbar handle"
2623 (fun () -> conf
.sbarhndlcolor
)
2624 (fun v -> conf
.sbarhndlcolor
<- v);
2625 rgba " texture color"
2626 (fun () -> conf
.texturecolor
)
2628 GlTex.env
(`
color v);
2629 conf
.texturecolor
<- v;
2635 src#caption
"Document" 0;
2636 List.iter
(fun (_, s) -> src#caption
s 1) state
.docinfo
;
2637 src#caption2
"Pages" (fun () -> string_of_int state
.pagecount
) 1;
2638 src#caption2
"Dimensions"
2639 (fun () -> string_of_int
(List.length state
.pdims
)) 1;
2640 if nonemptystr conf
.css
2641 then src#caption2
"CSS" (fun () -> conf
.css
) 1;
2645 src#caption
"Trimmed margins" 0;
2646 src#caption2
"Dimensions"
2647 (fun () -> string_of_int
(List.length state
.pdims
)) 1;
2651 src#caption
"OpenGL" 0;
2652 src#caption
(Printf.sprintf
"Vendor\t%s" (GlMisc.get_string `vendor
)) 1;
2653 src#caption
(Printf.sprintf
"Renderer\t%s" (GlMisc.get_string `renderer
)) 1;
2656 src#caption
"Location" 0;
2657 if nonemptystr state
.origin
2658 then src#caption
("Orign\t" ^ mbtoutf8 state
.origin
) 1;
2659 src#caption
("Path\t" ^ mbtoutf8 state
.path) 1;
2661 src#reset prevmode prevuioh
;
2666 let prevmode = state
.mode
2667 and prevuioh
= state
.uioh in
2668 fillsrc prevmode prevuioh
;
2669 let source = (src :> lvsource
) in
2670 let modehash = findkeyhash conf
"info" in
2673 inherit listview ~zebra
:false ~helpmode
:false
2674 ~
source ~trusted
:true ~
modehash as super
2675 val mutable m_prevmemused
= 0
2676 method! infochanged
= function
2678 if m_prevmemused
!= state
.memused
2680 m_prevmemused
<- state
.memused
;
2681 postRedisplay
"memusedchanged";
2683 | Pdim
-> postRedisplay
"pdimchanged"
2684 | Docinfo
-> fillsrc prevmode prevuioh
2686 method! key key mask
=
2687 if not
(Wsi.withctrl mask
)
2689 match [@warning
"-4"] Wsi.kc2kt
key with
2690 | Keys.Left
-> coe
(self#updownlevel ~
-1)
2691 | Keys.Right
-> coe
(self#updownlevel
1)
2692 | _ -> super#
key key mask
2693 else super#
key key mask
2695 postRedisplay
"info";
2702 inherit lvsourcebase
2703 method getitemcount
= Array.length state
.help
2705 let s, l, _ = state
.help
.(n) in
2708 method exit ~
uioh ~cancel ~
active ~
first ~pan
=
2712 match state
.help
.(active) with
2713 | _, _, Action
f -> Some
(f uioh)
2714 | _, _, Noaction
-> Some
uioh
2723 method hasaction
n =
2724 match state
.help
.(n) with
2725 | _, _, Action
_ -> true
2726 | _, _, Noaction
-> false
2733 let modehash = findkeyhash conf
"help" in
2735 state
.uioh <- coe
(new listview
2736 ~zebra
:false ~helpmode
:true
2737 ~
source ~trusted
:true ~
modehash);
2738 postRedisplay
"help";
2744 inherit lvsourcebase
2745 val mutable m_items
= E.a
2747 method getitemcount
= 1 + Array.length m_items
2752 else m_items
.(n-1), 0
2754 method exit ~
uioh ~cancel ~
active ~
first ~pan
=
2759 then Buffer.clear state
.errmsgs
;
2766 method hasaction
n =
2770 state
.newerrmsgs
<- false;
2771 let l = Str.split
Utils.Re.crlf
(Buffer.contents state
.errmsgs
) in
2772 m_items
<- Array.of_list
l
2781 let source = (msgsource :> lvsource
) in
2782 let modehash = findkeyhash conf
"listview" in
2785 inherit listview ~zebra
:false ~helpmode
:false
2786 ~
source ~trusted
:false ~
modehash as super
2789 then msgsource#reset
;
2792 postRedisplay
"msgs";
2796 let editor = getenvdef
"EDITOR" E.s in
2800 let tmppath = Filename.temp_file
"llpp" "note" in
2803 let oc = open_out
tmppath in
2807 let execstr = editor ^
" " ^
tmppath in
2809 match spawn
execstr [] with
2811 impmsg "spawn(%S) failed: %s" execstr @@ exntos exn
;
2814 match Unix.waitpid
[] pid
with
2816 impmsg "waitpid(%d) failed: %s" pid
@@ exntos exn
;
2820 | Unix.WEXITED
0 -> filecontents
tmppath
2822 impmsg "editor process(%s) exited abnormally: %d" execstr n;
2824 | Unix.WSIGNALED
n ->
2825 impmsg "editor process(%s) was killed by signal %d" execstr n;
2827 | Unix.WSTOPPED
n ->
2828 impmsg "editor(%s) process was stopped by signal %d" execstr n;
2831 match Unix.unlink
tmppath with
2833 impmsg "failed to ulink %S: %s" tmppath @@ exntos exn
;
2838 let enterannotmode opaque slinkindex
=
2841 inherit lvsourcebase
2842 val mutable m_text
= E.s
2843 val mutable m_items
= E.a
2845 method getitemcount
= Array.length m_items
2848 let label, _func
= m_items
.(n) in
2851 method exit ~
uioh ~cancel ~
active ~
first ~pan
=
2852 ignore
(uioh, first, pan
);
2855 let _label, func
= m_items
.(active) in
2860 method hasaction
n = nonemptystr
@@ fst m_items
.(n)
2863 let rec split accu b i
=
2865 if p = String.length
s
2866 then (String.sub s b (p-b), fun () -> ()) :: accu
2868 if (i
> 70 && s.[p] = ' '
) || s.[p] = '
\r'
|| s.[p] = '
\n'
2870 let ss = if i
= 0 then E.s else String.sub s b i
in
2871 split ((ss, fun () -> ())::accu) (p+1) 0
2872 else split accu b (i
+1)
2875 wcmd "freepage %s" (~
> opaque);
2877 Hashtbl.fold (fun key opaque'
accu ->
2878 if opaque'
= opaque'
2879 then key :: accu else accu) state
.pagemap
[]
2881 List.iter
(Hashtbl.remove state
.pagemap
) keys;
2883 gotoxy state
.x state
.y
2886 Ffi.delannot
opaque slinkindex
;
2889 let edit inline
() =
2894 Ffi.modannot
opaque slinkindex
s;
2900 let mode = state
.mode in
2903 ("annotation: ", m_text
, None
, textentry, update, true),
2904 fun _ -> state
.mode <- mode
2909 let s = getusertext m_text
in
2914 ( "[Copy]", fun () -> selstring conf
.selcmd m_text
)
2915 :: ("[Delete]", dele)
2916 :: ("[Edit]", edit conf
.annotinline
)
2917 :: (E.s, fun () -> ())
2918 :: split [] 0 0 |> List.rev
|> Array.of_list
2925 let s = Ffi.getannotcontents
opaque slinkindex
in
2928 let source = (msgsource :> lvsource
) in
2929 let modehash = findkeyhash conf
"listview" in
2930 state
.uioh <- coe
(object
2931 inherit listview ~zebra
:false ~helpmode
:false
2932 ~
source ~trusted
:false ~
modehash
2934 postRedisplay
"enterannotmode";
2937 let gotoremote spec
=
2938 let filename, dest
= splitatchar spec '#'
in
2939 let getpath filename =
2941 if nonemptystr
filename
2943 if Filename.is_relative
filename
2945 let dir = Filename.dirname state
.path in
2947 if Filename.is_implicit
dir
2948 then Filename.concat
(Sys.getcwd
()) dir
2951 Filename.concat
dir filename
2955 if Sys.file_exists
path
2959 let path = getpath filename in
2963 let cmd = Lazy.force_val lcmd
in
2964 match spawn
cmd with
2966 | exception exn
-> dolog
"failed to execute `%s': %s" cmd @@ exntos exn
2968 let anchor = getanchor
() in
2969 let ranchor = state
.path, state
.password, anchor, state
.origin
in
2970 state
.origin
<- E.s;
2971 state
.ranchors
<- ranchor :: state
.ranchors
;
2974 if substratis spec
0 "page="
2976 match Scanf.sscanf spec
"page=%d" (fun n -> n) with
2978 state
.anchor <- (pageno, 0.0, 0.0);
2979 dospawn @@ lazy (Printf.sprintf
"%s -page %d %S" !selfexec pageno path);
2981 adderrfmt "error parsing remote destination" "page: %s" @@ exntos exn
2983 state
.nameddest
<- dest
;
2984 dospawn @@ lazy (!selfexec ^
" " ^
path ^
" -dest " ^ dest
)
2988 let gotounder = function
2989 | Ulinkuri
s when Ffi.isexternallink
s ->
2990 if substratis
s 0 "file://"
2991 then gotoremote @@ String.sub s 7 (String.length
s - 7)
2992 else Help.gotouri conf
.urilauncher
s
2994 let pageno, x, y = Ffi.uritolocation
s in
2996 gotopagexy pageno x y
2997 | Utext
_ | Unone
-> ()
2998 | Uannotation
(opaque, slinkindex
) -> enterannotmode opaque slinkindex
3001 let gotooutline (_, _, kind
) =
3004 | Oanchor
((pageno, y, _) as anchor) ->
3007 getanchory (if conf
.presentation
then (pageno, y, 1.0) else anchor)
3008 | Ouri
uri -> gotounder (Ulinkuri
uri)
3009 | Olaunch
cmd -> error
"gotounder (Ulaunch %S)" cmd
3010 | Oremote
(remote
, pageno) ->
3011 error
"gotounder (Uremote (%S,%d) )" remote
pageno
3012 | Ohistory hist
-> gotohist hist
3013 | Oremotedest
(path, dest
) ->
3014 error
"gotounder (Uremotedest (%S, %S))" path dest
3017 class outlinesoucebase fetchoutlines
= object (self
)
3018 inherit lvsourcebase
3019 val mutable m_items
= E.a
3020 val mutable m_minfo
= E.a
3021 val mutable m_orig_items
= E.a
3022 val mutable m_orig_minfo
= E.a
3023 val mutable m_narrow_patterns
= []
3024 val mutable m_gen
= -1
3026 method getitemcount
= Array.length m_items
3029 let s, n, _ = m_items
.(n) in
3032 method exit ~
(uioh:uioh) ~cancel ~
active ~
(first:int) ~pan
: uioh option =
3033 ignore
(uioh, first);
3035 if m_narrow_patterns
= []
3036 then m_orig_items
, m_orig_minfo
3037 else m_items
, m_minfo
3044 gotooutline m_items
.(active);
3052 method hasaction
(_:int) = true
3055 if Array.length m_items
!= Array.length m_orig_items
3058 match m_narrow_patterns
with
3060 | many
-> String.concat
Utf8syms.ellipsis
(List.rev many
)
3062 "Narrowed to " ^
s ^
" (ctrl-u to restore)"
3066 match m_narrow_patterns
with
3069 | head
:: _ -> Utf8syms.ellipsis ^ head
3071 method narrow
pattern =
3072 match Str.regexp_case_fold
pattern with
3075 let rec loop accu minfo
n =
3078 m_items
<- Array.of_list
accu;
3079 m_minfo
<- Array.of_list minfo
;
3082 let (s, _, _) as o = m_items
.(n) in
3084 match Str.search_forward re
s 0 with
3085 | exception Not_found
-> accu, minfo
3086 | first -> o :: accu, (first, Str.match_end
()) :: minfo
3088 loop accu minfo
(n-1)
3090 loop [] [] (Array.length m_items
- 1)
3092 method! getminfo
= m_minfo
3095 m_orig_items
<- fetchoutlines
();
3096 m_minfo
<- m_orig_minfo
;
3097 m_items
<- m_orig_items
3099 method add_narrow_pattern
pattern =
3100 m_narrow_patterns
<- pattern :: m_narrow_patterns
3102 method del_narrow_pattern
=
3103 match m_narrow_patterns
with
3104 | _ :: rest
-> m_narrow_patterns
<- rest
3109 match m_narrow_patterns
with
3110 | pattern :: [] -> self#narrow
pattern; pattern
3112 List.fold_left
(fun accu pattern ->
3113 self#narrow
pattern;
3114 pattern ^
Utf8syms.ellipsis ^
accu) E.s list
3116 method calcactive
(_:anchor) = 0
3118 method reset
anchor items =
3119 if state
.gen
!= m_gen
3121 m_orig_items
<- items;
3123 m_narrow_patterns
<- [];
3125 m_orig_minfo
<- E.a;
3129 if items != m_orig_items
3131 m_orig_items
<- items;
3132 if m_narrow_patterns
== []
3133 then m_items
<- items;
3136 let active = self#calcactive
anchor in
3138 m_first
<- firstof m_first
active
3142 let outlinesource fetchoutlines
=
3144 inherit outlinesoucebase fetchoutlines
3145 method! calcactive
anchor =
3146 let rely = getanchory anchor in
3147 let rec loop n best bestd
=
3148 if n = Array.length m_items
3151 let _, _, kind
= m_items
.(n) in
3154 let orely = getanchory anchor in
3155 let d = abs
(orely - rely) in
3158 else loop (n+1) best bestd
3159 | Onone
| Oremote
_ | Olaunch
_
3160 | Oremotedest
_ | Ouri
_ | Ohistory
_ ->
3161 loop (n+1) best bestd
3167 let enteroutlinemode, enterbookmarkmode
, enterhistmode
=
3168 let fetchoutlines sourcetype
() =
3169 match sourcetype
with
3170 | `bookmarks
-> Array.of_list state
.bookmarks
3171 | `outlines
-> state
.outlines
3172 | `history
-> genhistoutlines () |> Array.of_list
3174 let so = outlinesource (fetchoutlines `outlines
) in
3175 let sb = outlinesource (fetchoutlines `bookmarks
) in
3176 let sh = outlinesource (fetchoutlines `history
) in
3177 let mkselector sourcetype
source =
3179 let outlines = fetchoutlines sourcetype
() in
3180 if Array.length
outlines = 0
3181 then showtext ' ' errmsg
3184 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
3185 let anchor = getanchor
() in
3186 source#reset
anchor outlines;
3187 state
.text <- source#greetmsg
;
3189 coe
(new outlinelistview ~zebra
:(sourcetype
=`history
) ~
source);
3190 postRedisplay
"enter selector";
3194 let mkenter sourcetype errmsg
s = fun () -> mkselector sourcetype
s errmsg
in
3195 ( mkenter `
outlines "document has no outline" so
3196 , mkenter `bookmarks
"document has no bookmarks (yet)" sb
3197 , mkenter `history
"history is empty" sh )
3201 let addbookmark title
a =
3202 let b = List.filter
(fun (title'
, _, _) -> title
<> title'
) state
.bookmarks
in
3203 state
.bookmarks
<- (title
, 0, Oanchor
a) :: b;;
3205 let quickbookmark ?title
() =
3206 match state
.layout with
3213 let tm = localtime
(now
()) in
3215 "Quick (page %d) (bookmarked on %02d/%02d/%d at %02d:%02d)"
3217 tm.tm_mday
(tm.tm_mon
+1) (tm.tm_year
+1900) tm.tm_hour
tm.tm_min
3219 | Some
title -> title
3221 addbookmark title (getanchor1
l)
3224 let setautoscrollspeed step goingdown
=
3225 let incr = max
1 ((abs step
) / 2) in
3226 let incr = if goingdown
then incr else -incr in
3227 let astep = boundastep state
.winh
(step
+ incr) in
3228 state
.autoscroll
<- Some
astep;
3232 match conf
.columns
with
3234 | Csingle
_ | Cmulti
_ -> state
.x != 0 || conf
.zoom > 1.0
3237 let panbound x = bound
x (-state
.w) state
.winw
;;
3239 let existsinrow pageno (columns
, coverA
, coverB
) p =
3240 let last = ((pageno - coverA
) mod columns
) + columns
in
3241 let rec any = function
3244 if l.pageno = coverA
- 1 || l.pageno = state
.pagecount
- coverB
3248 then (if l.pageno = last then false else any rest
)
3256 match state
.layout with
3258 let pageno = page_of_y state
.y in
3259 gotoxy state
.x (getpagey
(pageno+1))
3261 match conf
.columns
with
3263 if conf
.presentation
&& rest
== [] && l.pageh
> l.pagey + l.pagevh
3265 let y = clamp (pgscale state
.winh
) in
3268 let pageno = min
(l.pageno+1) (state
.pagecount
-1) in
3269 gotoxy state
.x (getpagey
pageno)
3270 | Cmulti
((c, _, _) as cl
, _) ->
3271 if conf
.presentation
3272 && (existsinrow l.pageno cl
3273 (fun l -> l.pageh
> l.pagey + l.pagevh))
3275 let y = clamp (pgscale state
.winh
) in
3278 let pageno = min
(l.pageno+c) (state
.pagecount
-1) in
3279 gotoxy state
.x (getpagey
pageno)
3281 if l.pageno < state
.pagecount
- 1 || l.pagecol
< n - 1
3283 let pagey, pageh
= getpageyh
l.pageno in
3284 let pagey = pagey + pageh
* l.pagecol
in
3285 let ips = if l.pagecol
= 0 then 0 else conf
.interpagespace
in
3286 gotoxy state
.x (pagey + pageh
+ ips)
3290 match state
.layout with
3292 let pageno = page_of_y state
.y in
3293 gotoxy state
.x (getpagey
(pageno-1))
3295 match conf
.columns
with
3297 if conf
.presentation
&& l.pagey != 0
3298 then gotoxy state
.x (clamp (pgscale ~
-(state
.winh
)))
3300 let pageno = max
0 (l.pageno-1) in
3301 gotoxy state
.x (getpagey
pageno)
3302 | Cmulti
((c, _, coverB
) as cl
, _) ->
3303 if conf
.presentation
&&
3304 (existsinrow l.pageno cl
(fun l -> l.pagey != 0))
3305 then gotoxy state
.x (clamp (pgscale ~
-(state
.winh
)))
3308 if l.pageno = state
.pagecount
- coverB
3312 let pageno = max
0 (l.pageno-decr) in
3313 gotoxy state
.x (getpagey
pageno)
3321 let pageno = max
0 (l.pageno-1) in
3322 let pagey, pageh
= getpageyh
pageno in
3325 let pagey, pageh
= getpageyh
l.pageno in
3326 pagey + pageh
* (l.pagecol
-1) - conf
.interpagespace
3332 if emptystr conf
.savecmd
3333 then adderrmsg "savepath-command is empty"
3334 "don't know where to save modified document"
3336 let savecmd = Str.global_replace
Utils.Re.percent state
.path conf
.savecmd in
3340 adderrfmt savecmd "failed to produce path to the saved copy: %s" exn
)
3345 let tmp = path ^
".tmp" in
3347 Unix.rename
tmp path;
3350 let viewkeyboard key mask
=
3352 let mode = state
.mode in
3353 state
.mode <- Textentry
(te, fun _ -> state
.mode <- mode);
3356 postRedisplay
"view:enttext"
3358 match state
.nav
.past
with
3361 state
.nav
<- { past
= prest
3362 ; future
= getanchor
() :: state
.nav
.future
; };
3363 gotoxy state
.x (getanchory prev
)
3365 let ctrl = Wsi.withctrl mask
in
3367 match Wsi.kc2kt
key with
3368 | Ascii 'S'
-> state
.slideshow
<- state
.slideshow
lxor 1
3370 | Ascii 'Q'
-> exit
0
3374 match List.rev state
.rects
with
3376 | (pageno, _, (_, y0, _, y1, _, y2
, _, y3
)) :: _ ->
3377 f pageno (y0, y1, y2
, y3
)
3378 and yminmax
(y0, y1, y2
, y3
) =
3379 let ym = min
y0 y1 |> min y2
|> min y3
|> truncate
in
3380 let yM = max
y0 y1 |> max y2
|> max y3
|> truncate
in
3383 let ondone msg
= state
.text <- msg
3385 match [@warning
"-4"] k
with
3388 let ym, yM = yminmax ys
in
3389 let hh = (yM - ym)/2 in
3390 gotopage1 pageno (ym + hh - state
.winh
/2)
3396 let ym, _ = yminmax ys
in
3403 let _, yM = yminmax ys
in
3404 gotopage1 pageno (yM - state
.winh
)
3410 enttext (": ", E.s, None
, zmod state
.mode, ondone, true)
3413 if Ffi.hasunsavedchanges
()
3417 if conf
.angle
mod 360 = 0 && not
(isbirdseye state
.mode)
3420 match state
.lnava
with
3421 | None
-> LinkNav
(Ltgendir
0)
3422 | Some
pn -> LinkNav
(Ltexact
pn)
3424 gotoxy state
.x state
.y;
3426 else impmsg "keyboard link navigation does not work under rotation"
3428 | Escape
| Ascii 'q'
->
3429 begin match state
.mstate
with
3432 postRedisplay
"kill rect";
3435 | Mscrolly
| Mscrollx
3438 begin match state
.mode with
3441 | Ltexact pl
-> state
.lnava
<- Some pl
3442 | Ltgendir
_ | Ltnotready
_ -> state
.lnava
<- None
3445 postRedisplay
"esc leave linknav"
3446 | Birdseye
_ | Textentry
_ | View
->
3447 match state
.ranchors
with
3449 | (path, password, anchor, origin
) :: rest
->
3450 state
.ranchors
<- rest
;
3451 state
.anchor <- anchor;
3452 state
.origin
<- origin
;
3453 state
.nameddest
<- E.s;
3454 opendoc path password
3458 | Ascii '
o'
-> enteroutlinemode ()
3459 | Ascii 'H'
-> enterhistmode
()
3464 Hashtbl.iter
(fun _ opaque ->
3465 Ffi.clearmark
opaque;
3466 Hashtbl.clear state
.prects
) state
.pagemap
;
3467 postRedisplay
"dehighlight";
3469 | Ascii
(('
/'
| '?'
) as c) ->
3470 let ondone isforw
s =
3471 cbput state
.hists
.pat
s;
3472 state
.searchpattern
<- s;
3475 let s = String.make
1 c in
3476 enttext (s, E.s, Some
(onhist state
.hists
.pat
),
3477 textentry, ondone (c = '
/'
), true)
3479 | Ascii '
+'
| Ascii '
='
when ctrl ->
3480 let incr = if conf
.zoom +. 0.01 > 0.1 then 0.1 else 0.01 in
3481 pivotzoom (conf
.zoom +. incr)
3486 try int_of_string
s with exn
->
3488 Printf.sprintf
"bad integer `%s': %s" s @@ exntos exn
;
3494 state
.text <- "page bias is now " ^ string_of_int
n;
3497 enttext ("page bias: ", E.s, None
, intentry, ondone, true)
3499 | Ascii '
-'
when ctrl ->
3500 let decr = if conf
.zoom -. 0.1 < 0.1 then 0.01 else 0.1 in
3501 pivotzoom (max
0.01 (conf
.zoom -. decr))
3504 let ondone msg
= state
.text <- msg
in
3505 enttext ("option: ", E.s, None
,
3506 optentry state
.mode, ondone, true)
3508 | Ascii '
0'
when ctrl ->
3510 then gotoxy 0 state
.y
3513 | Ascii
('
1'
|'
2'
as c) when ctrl && conf
.fitmodel
!= FitPage
->
3515 match conf
.columns
with
3516 | Csingle
_ | Cmulti
_ -> 1
3517 | Csplit
(n, _) -> n
3519 let h = state
.winh
-
3520 conf
.interpagespace
lsl (if conf
.presentation
then 1 else 0)
3522 let zoom = Ffi.zoomforh state
.winw
h 0 cols in
3523 if zoom > 0.0 && (c = '
2'
|| zoom < 1.0)
3526 | Ascii '
3'
when ctrl ->
3528 match conf
.fitmodel
with
3529 | FitWidth
-> FitProportional
3530 | FitProportional
-> FitPage
3531 | FitPage
-> FitWidth
3533 state
.text <- "fit model: " ^
FMTE.to_string
fm;
3534 reqlayout conf
.angle
fm
3536 | Ascii '
4'
when ctrl ->
3537 let zoom = Ffi.getmaxw
() /. float state
.winw
in
3538 if zoom > 0.0 then setzoom zoom
3540 | Fn
9 | Ascii '
9'
when ctrl -> togglebirdseye ()
3542 | Ascii
('
0'
..'
9'
as c) when not
ctrl ->
3545 try int_of_string
s with exn
->
3546 state
.text <- Printf.sprintf
"bad integer `%s': %s" s @@ exntos exn
;
3552 cbput state
.hists
.pag
(string_of_int
n);
3553 gotopage1 (n + conf
.pagebias
- 1) 0;
3556 let pageentry text = function [@warning
"-4"]
3557 | Keys.Ascii '
g'
-> TEdone
text
3558 | key -> intentry text key
3560 let text = String.make
1 c in
3561 enttext (":", text, Some
(onhist state
.hists
.pag
),
3562 pageentry, ondone, true)
3565 conf
.scrollb
<- if conf
.scrollb
= 0 then (scrollbvv
lor scrollbhv
) else 0;
3566 postRedisplay
"toggle scrollbar";
3569 state
.bzoom
<- not state
.bzoom
;
3571 showtext ' '
("block zoom " ^
if state
.bzoom
then "on" else "off")
3574 conf
.hlinks
<- not conf
.hlinks
;
3575 state
.text <- "highlightlinks " ^
if conf
.hlinks
then "on" else "off";
3576 postRedisplay
"toggle highlightlinks";
3579 if conf
.angle
mod 360 = 0
3581 state
.glinks
<- true;
3582 let mode = state
.mode in
3585 ("goto: ", E.s, None
, linknentry, linknact gotounder, false),
3587 state
.glinks
<- false;
3591 postRedisplay
"view:linkent(F)"
3593 else impmsg "hint mode does not work under rotation"
3596 state
.glinks
<- true;
3597 let mode = state
.mode in
3600 ("copy: ", E.s, None
, linknentry,
3601 linknact (fun under ->
3602 selstring conf
.selcmd
(undertext under)), false),
3604 state
.glinks
<- false;
3608 postRedisplay
"view:linkent"
3611 begin match state
.autoscroll
with
3613 conf
.autoscrollstep
<- step
;
3614 state
.autoscroll
<- None
3616 state
.autoscroll
<- Some conf
.autoscrollstep
;
3617 state
.slideshow
<- state
.slideshow
land lnot
2
3620 | Ascii '
p'
when ctrl ->
3621 launchpath () (* XXX where do error messages go? *)
3624 setpresentationmode (not conf
.presentation
);
3625 showtext ' '
("presentation mode " ^
3626 if conf
.presentation
then "on" else "off");
3629 if List.mem
Wsi.Fullscreen state
.winstate
3630 then Wsi.reshape conf
.cwinw conf
.cwinh
3631 else Wsi.fullscreen
()
3633 | Ascii
('
p'
|'N'
) -> search state
.searchpattern
false
3634 | Ascii '
n'
| Fn
3 -> search state
.searchpattern
true
3637 begin match state
.layout with
3639 | l :: _ -> gotoxy state
.x (getpagey
l.pageno)
3642 | Ascii ' '
-> nextpage ()
3643 | Delete
-> prevpage ()
3644 | Ascii '
='
-> showtext ' '
(describe_layout state
.layout);
3647 begin match state
.layout with
3650 Wsi.reshape l.pagew
l.pageh
;
3654 | Ascii '
\''
-> enterbookmarkmode
()
3655 | Ascii '
h'
| Fn
1 -> enterhelpmode ()
3656 | Ascii 'i'
-> enterinfomode ()
3657 | Ascii 'e'
when Buffer.length state
.errmsgs
> 0 -> entermsgsmode ()
3661 match state
.layout with
3662 | l :: _ when nonemptystr
s -> addbookmark s @@ getanchor1
l
3665 enttext ("bookmark: ", E.s, None
, textentry, ondone, true)
3669 showtext ' '
"Quick bookmark added";
3671 | Ascii '
x'
-> state
.roam
()
3673 | Ascii
('
<'
|'
>'
as c) ->
3674 reqlayout (conf
.angle
+ (if c = '
>'
then 30 else -30)) conf
.fitmodel
3676 | Ascii
('
['
|'
]'
as c) ->
3678 bound
(conf
.colorscale
+. (if c = '
]'
then 0.1 else -0.1)) 0.0 1.0;
3679 postRedisplay
"brightness";
3681 | Ascii '
c'
when state
.mode = View
->
3686 let m = (state
.winw
- state
.w) / 2 in
3691 match state
.prevcolumns
with
3692 | None
-> (1, 0, 0), 1.0
3693 | Some
(columns
, z
) ->
3696 | Csplit
(c, _) -> -c, 0, 0
3697 | Cmulti
((c, a, b), _) -> c, a, b
3698 | Csingle
_ -> 1, 0, 0
3702 setcolumns View
c a b;
3705 | Down
| Up
when ctrl && Wsi.withshift mask
->
3706 let zoom, x = state
.prevzoom
in
3711 begin match state
.autoscroll
with
3713 begin match state
.mode with
3714 | Birdseye beye
-> upbirdseye 1 beye
3715 | Textentry
_ | View
| LinkNav
_ ->
3717 then gotoxy state
.x (clamp ~
-(state
.winh
/2))
3719 if not
(Wsi.withshift mask
) && conf
.presentation
3721 else gotoxy state
.x (clamp (-conf
.scrollstep
))
3724 | Some
n -> setautoscrollspeed n false
3728 begin match state
.autoscroll
with
3730 begin match state
.mode with
3731 | Birdseye beye
-> downbirdseye 1 beye
3732 | Textentry
_ | View
| LinkNav
_ ->
3734 then gotoxy state
.x (clamp (state
.winh
/2))
3736 if not
(Wsi.withshift mask
) && conf
.presentation
3738 else gotoxy state
.x (clamp (conf
.scrollstep
))
3741 | Some
n -> setautoscrollspeed n true
3744 | Left
| Right
when not
(Wsi.withalt mask
) ->
3750 else conf
.hscrollstep
3753 let pv = Wsi.kc2kt
key in
3754 if pv = Keys.Left
then dx else -dx
3756 gotoxy (panbound (state
.x + dx)) state
.y
3759 postRedisplay
"left/right"
3766 match state
.layout with
3768 | l :: _ -> state
.y - l.pagey
3769 else clamp (pgscale (-state
.winh
))
3777 match List.rev state
.layout with
3779 | l :: _ -> getpagey
l.pageno
3780 else clamp (pgscale state
.winh
)
3784 | Ascii '
g'
| Home
->
3787 | Ascii 'G'
| End
->
3789 gotoxy 0 (clamp state
.maxy)
3791 | Right
when Wsi.withalt mask
->
3792 (match state
.nav
.future
with
3795 state
.nav
<- { past
= getanchor
() :: state
.nav
.past
; future
= frest
; };
3796 gotoxy state
.x (getanchory next
)
3798 | Left
when Wsi.withalt mask
-> histback
()
3799 | Backspace
-> histback
()
3804 | Ascii '
v'
when conf
.debug
->
3807 match getopaque l.pageno with
3810 let x0, y0, x1, y1 = Ffi.pagebbox
opaque in
3811 let rect = (float x0, float y0,
3814 float x0, float y1) in
3816 let color = (0.0, 0.0, 1.0 /. (l.pageno mod 3 |> float), 0.5) in
3817 state
.rects
<- (l.pageno, color, rect) :: state
.rects
;
3822 let mode = state
.mode in
3823 let cmd = ref E.s in
3824 let onleave = function
3825 | Cancel
-> state
.mode <- mode
3828 match getopaque l.pageno with
3829 | Some
opaque -> pipesel opaque !cmd
3830 | None
-> ()) state
.layout;
3834 cbput state
.hists
.sel
s;
3838 "| ", !cmd, Some
(onhist state
.hists
.sel
), textentry, ondone, true
3841 state
.mode <- Textentry
(te, onleave);
3843 | (Ascii
_|Fn
_|Enter
|Left
|Right
|Code
_|Ctrl
_) ->
3844 vlog
"huh? %s" (Wsi.keyname
key)
3847 let linknavkeyboard key mask
linknav =
3848 let pv = Wsi.kc2kt
key in
3849 let getpage pageno =
3850 let rec loop = function
3852 | l :: _ when l.pageno = pageno -> Some
l
3853 | _ :: rest
-> loop rest
3854 in loop state
.layout
3856 let doexact (pageno, n) =
3857 match getopaque pageno, getpage pageno with
3858 | Some
opaque, Some
l ->
3861 let under = Ffi.getlink
opaque n in
3862 postRedisplay
"link gotounder";
3869 | Home
-> Some
(Ffi.findlink
opaque LDfirst
), -1
3870 | End
-> Some
(Ffi.findlink
opaque LDlast
), 1
3871 | Left
-> Some
(Ffi.findlink
opaque (LDleft
n)), -1
3872 | Right
-> Some
(Ffi.findlink
opaque (LDright
n)), 1
3873 | Up
-> Some
(Ffi.findlink
opaque (LDup
n)), -1
3874 | Down
-> Some
(Ffi.findlink
opaque (LDdown
n)), 1
3875 | Delete
|Escape
|Insert
|Enter
|Next
|Prior
|Ascii
_
3876 | Code
_|Fn
_|Ctrl
_|Backspace
-> None
, 0
3879 begin match Ffi.findpwl
l.pageno dir with
3883 state
.mode <- LinkNav
(Ltgendir
dir);
3884 let y, h = getpageyh
pageno in
3887 then y + h - state
.winh
3892 begin match getopaque pageno, getpage pageno with
3893 | Some
opaque, Some
_ ->
3895 let ld = if dir > 0 then LDfirst
else LDlast
in
3896 Ffi.findlink
opaque ld
3898 begin match link with
3900 showlinktype (Ffi.getlink
opaque m);
3901 state
.mode <- LinkNav
(Ltexact
(pageno, m));
3902 postRedisplay
"linknav jpage";
3903 | Lnotfound
-> notfound dir
3909 begin match opt with
3910 | Some Lnotfound
-> pwl l dir;
3911 | Some
(Lfound
m) ->
3915 let _, y0, _, y1 = Ffi.getlinkrect
opaque m in
3917 then gotopage1 l.pageno y0
3919 let d = fstate
.fontsize
+ 1 in
3920 if y1 - l.pagey > l.pagevh - d
3921 then gotopage1 l.pageno (y1 - state
.winh
+ d)
3922 else postRedisplay
"linknav";
3924 showlinktype (Ffi.getlink
opaque m);
3925 state
.mode <- LinkNav
(Ltexact
(l.pageno, m));
3928 | None
-> viewkeyboard key mask
3930 | _ -> viewkeyboard key mask
3934 begin match linknav with
3935 | Ltexact pa
-> state
.lnava
<- Some pa
3936 | Ltgendir
_ | Ltnotready
_ -> ()
3939 postRedisplay
"leave linknav"
3943 | Ltgendir
_ | Ltnotready
_ -> viewkeyboard key mask
3944 | Ltexact exact
-> doexact exact
3947 let keyboard key mask
=
3948 if (key = Char.code '
g'
&& Wsi.withctrl mask
) && not
(istextentry state
.mode)
3949 then wcmd "interrupt"
3950 else state
.uioh <- state
.uioh#
key key mask
3953 let birdseyekeyboard key mask
3954 ((oconf
, leftx
, pageno, hooverpageno
, anchor) as beye
) =
3956 match conf
.columns
with
3958 | Cmulti
((c, _, _), _) -> c
3959 | Csplit
_ -> error
"bird's eye split mode"
3961 let pgh layout = List.fold_left
3962 (fun m l -> max
l.pageh
m) state
.winh
layout in
3964 match Wsi.kc2kt
key with
3965 | Ascii '
l'
when Wsi.withctrl mask
->
3966 let y, h = getpageyh
pageno in
3967 let top = (state
.winh
- h) / 2 in
3968 gotoxy state
.x (max
0 (y - top))
3969 | Enter
-> leavebirdseye beye
false
3970 | Escape
-> leavebirdseye beye
true
3971 | Up
-> upbirdseye incr beye
3972 | Down
-> downbirdseye incr beye
3973 | Left
-> upbirdseye 1 beye
3974 | Right
-> downbirdseye 1 beye
3977 begin match state
.layout with
3981 state
.mode <- Birdseye
(
3982 oconf
, leftx
, l.pageno, hooverpageno
, anchor
3984 gotopage1 l.pageno 0;
3987 let layout = layout state
.x (state
.y-state
.winh
)
3989 (pgh state
.layout) in
3991 | [] -> gotoxy state
.x (clamp (-state
.winh
))
3993 state
.mode <- Birdseye
(
3994 oconf
, leftx
, l.pageno, hooverpageno
, anchor
3996 gotopage1 l.pageno 0
3999 | [] -> gotoxy state
.x (clamp (-state
.winh
))
4003 begin match List.rev state
.layout with
4005 let layout = layout state
.x
4006 (state
.y + (pgh state
.layout))
4007 state
.winw state
.winh
in
4008 begin match layout with
4010 let incr = l.pageh
- l.pagevh in
4015 oconf
, leftx
, state
.pagecount
- 1, hooverpageno
, anchor
4017 postRedisplay
"birdseye pagedown";
4019 else gotoxy state
.x (clamp (incr + conf
.interpagespace
*2));
4023 Birdseye
(oconf
, leftx
, l.pageno, hooverpageno
, anchor);
4024 gotopage1 l.pageno 0;
4027 | [] -> gotoxy state
.x (clamp state
.winh
)
4031 state
.mode <- Birdseye
(oconf
, leftx
, 0, hooverpageno
, anchor);
4035 let pageno = state
.pagecount
- 1 in
4036 state
.mode <- Birdseye
(oconf
, leftx
, pageno, hooverpageno
, anchor);
4037 if not
(pagevisible state
.layout pageno)
4040 match List.rev state
.pdims
with
4042 | (_, _, h, _) :: _ -> h
4046 (max
0 (getpagey
pageno - (state
.winh
- h - conf
.interpagespace
)))
4047 else postRedisplay
"birdseye end";
4049 | Delete
|Insert
|Ascii
_|Code
_|Ctrl
_|Fn
_|Backspace
-> viewkeyboard key mask
4054 match state
.mode with
4055 | Textentry
_ -> scalecolor 0.4
4056 | LinkNav
_ | View
-> scalecolor 1.0
4057 | Birdseye
(_, _, pageno, hooverpageno
, _) ->
4058 if l.pageno = hooverpageno
4061 if l.pageno = pageno
4063 let c = scalecolor 1.0 in
4065 GlDraw.line_width
3.0;
4066 let dispx = l.pagedispx in
4068 (float (dispx-1)) (float (l.pagedispy-1))
4069 (float (dispx+l.pagevw+1))
4070 (float (l.pagedispy+l.pagevh+1));
4071 GlDraw.line_width
1.0;
4080 let postdrawpage l linkindexbase
=
4081 match getopaque l.pageno with
4083 if tileready l l.pagex
l.pagey
4085 let x = l.pagedispx - l.pagex
4086 and y = l.pagedispy - l.pagey in
4088 match conf
.columns
with
4089 | Csingle
_ | Cmulti
_ ->
4090 (if conf
.hlinks
then 1 else 0)
4092 && not
(isbirdseye state
.mode) then 2 else 0)
4096 match state
.mode with
4097 | Textentry
((_, s, _, _, _, _), _) when state
.glinks
-> s
4103 Hashtbl.find_all state
.prects
l.pageno |>
4104 List.iter
(fun vals
-> Ffi.drawprect
opaque x y vals
);
4106 Ffi.postprocess
opaque hlmask x y (linkindexbase
, s, conf
.hfsize
) in
4108 then (Glutils.redisplay
:= true; 0)
4114 let scrollindicator () =
4115 let sbw, ph
, sh = state
.uioh#scrollph
in
4116 let sbh, pw, sw
= state
.uioh#scrollpw
in
4121 else ((state
.winw
- sbw), state
.winw
, 0)
4125 GlFunc.blend_func ~
src:`src_alpha ~dst
:`one_minus_src_alpha
;
4126 let (r
, g, b, alpha
) = conf
.sbarcolor
in
4127 GlDraw.color (r
, g, b) ~alpha
;
4128 filledrect
(float x0) 0. (float x1) (float state
.winh
);
4130 (float hx0
) (float (state
.winh
- sbh))
4131 (float (hx0
+ state
.winw
)) (float state
.winh
);
4132 let (r
, g, b, alpha
) = conf
.sbarhndlcolor
in
4133 GlDraw.color (r
, g, b) ~alpha
;
4135 filledrect
(float x0) ph
(float x1) (ph
+. sh);
4136 let pw = pw +. float hx0
in
4137 filledrect
pw (float (state
.winh
- sbh)) (pw +. sw
) (float state
.winh
);
4142 match state
.mstate
with
4143 | Mnone
| Mscrolly
| Mscrollx
| Mpan
_ | Mzoom
_ | Mzoomrect
_ -> ()
4144 | Msel
((x0, y0), (x1, y1)) ->
4145 let identify opaque l px py = Some
(opaque, l.pageno, px, py) in
4146 let o0,n0
,px0
,py0
= onppundermouse identify x0 y0 (~
< E.s, -1, 0, 0) in
4147 let _o1,n1
,px1
,py1
= onppundermouse identify x1 y1 (~
< E.s, -1, 0, 0) in
4148 if n0
!= -1 && n0
= n1
then Ffi.seltext
o0 (px0
, py0
, px1
, py1
);
4151 let showrects = function
4155 GlDraw.color (0.0, 0.0, 1.0) ~alpha
:0.5;
4156 GlFunc.blend_func ~
src:`src_alpha ~dst
:`one_minus_src_alpha
;
4158 (fun (pageno, c, (x0, y0, x1, y1, x2
, y2
, x3
, y3
)) ->
4160 if l.pageno = pageno
4162 let dx = float (l.pagedispx - l.pagex
) in
4163 let dy = float (l.pagedispy - l.pagey) in
4164 let r, g, b, alpha
= c in
4165 GlDraw.color (r, g, b) ~alpha
;
4177 GlDraw.color (scalecolor2 conf
.bgcolor
);
4178 GlClear.color (scalecolor2 conf
.bgcolor
);
4179 GlClear.clear
[`
color];
4180 List.iter
drawpage state
.layout;
4182 match state
.mode with
4183 | LinkNav
(Ltexact
(pageno, linkno
)) ->
4184 begin match getopaque pageno with
4186 let x0, y0, x1, y1 = Ffi.getlinkrect
opaque linkno
in
4189 then (1.0, 1.0, 1.0, 0.5)
4190 else (0.0, 0.0, 0.5, 0.5)
4193 (float x0, float y0,
4198 | None
-> state
.rects
4200 | LinkNav
(Ltgendir
_) | LinkNav
(Ltnotready
_)
4203 | View
-> state
.rects
4206 let rec postloop linkindexbase
= function
4208 let linkindexbase = linkindexbase + postdrawpage l linkindexbase in
4209 postloop linkindexbase rest
4213 postloop 0 state
.layout;
4215 begin match state
.mstate
with
4216 | Mzoomrect
((x0, y0), (x1, y1)) ->
4218 GlDraw.color (0.3, 0.3, 0.3) ~alpha
:0.5;
4219 GlFunc.blend_func ~
src:`src_alpha ~dst
:`one_minus_src_alpha
;
4220 filledrect
(float x0) (float y0) (float x1) (float y1);
4224 | Mscrolly
| Mscrollx
4234 match state
.reload with
4236 if x != state
.x || y != state
.y || abs_float
@@ now
() -. t
> 0.5
4237 || (state
.layout != [] && layoutready state
.layout)
4239 state
.reload <- None
;
4242 | None
-> display ()
4245 let zoomrect x y x1 y1 =
4248 and y0 = min
y y1 in
4249 let zoom = (float state
.w) /. float (x1 - x0) in
4252 if state
.w < state
.winw
4253 then (state
.winw
- state
.w) / 2
4256 match conf
.fitmodel
with
4257 | FitWidth
| FitProportional
-> simple ()
4259 match conf
.columns
with
4261 onppundermouse (fun _ l _ _ -> Some
l.pagedispx) x0 y0 x0
4262 | Cmulti
_ | Csingle
_ -> simple ()
4264 gotoxy ((state
.x + margin) - x0) (state
.y + y0);
4265 state
.anchor <- getanchor
();
4270 let annot inline
x y =
4271 match unproject x y with
4272 | Some
(opaque, n, ux
, uy
) ->
4274 Ffi.addannot
opaque ux uy
text;
4275 wcmd "freepage %s" (~
> opaque);
4276 Hashtbl.remove state
.pagemap
(n, state
.gen
);
4278 gotoxy state
.x state
.y
4282 let ondone s = add s in
4283 let mode = state
.mode in
4284 state
.mode <- Textentry
(
4285 ("annotation: ", E.s, None
, textentry, ondone, true),
4286 fun _ -> state
.mode <- mode);
4289 postRedisplay
"annot"
4290 else add @@ getusertext E.s
4295 let g opaque l px py =
4296 match Ffi.rectofblock
opaque px py with
4298 let x0 = a.(0) -. 20. in
4299 let x1 = a.(1) +. 20. in
4300 let y0 = a.(2) -. 20. in
4301 let zoom = (float state
.w) /. (x1 -. x0) in
4302 let pagey = getpagey
l.pageno in
4303 let margin = (state
.w - l.pagew
)/2 in
4304 let nx = -truncate
x0 - margin in
4305 gotoxy nx (pagey + truncate
y0);
4306 state
.anchor <- getanchor
();
4311 match conf
.columns
with
4313 impmsg "block zooming does not work properly in split columns mode"
4314 | Cmulti
_ | Csingle
_ -> onppundermouse g x y ()
4318 let winw = state
.winw - 1 in
4319 let s = float x /. float winw in
4320 let destx = truncate
(float (state
.w + winw) *. s) in
4321 gotoxy (winw - destx) state
.y;
4322 state
.mstate
<- Mscrollx
;
4326 let s = float y /. float state
.winh
in
4327 let desty = truncate
(s *. float (maxy ())) in
4328 gotoxy state
.x desty;
4329 state
.mstate
<- Mscrolly
;
4332 let viewmulticlick clicks
x y mask
=
4333 let g opaque l px py =
4341 if Ffi.markunder
opaque px py mark
4345 match getopaque l.pageno with
4347 | Some
opaque -> pipesel opaque cmd
4349 state
.roam
<- (fun () -> dopipe conf
.paxcmd
);
4350 if not
(Wsi.withctrl mask
) then dopipe conf
.selcmd
;
4355 postRedisplay
"viewmulticlick";
4356 onppundermouse g x y (fun () -> impmsg "nothing to select") ();
4360 match conf
.columns
with
4362 | Csingle
_ | Cmulti
_ -> conf
.angle
mod 360 = 0
4365 let viewmouse button down
x y mask
=
4367 | n when (n == 4 || n == 5) && not down
->
4368 if Wsi.withctrl mask
4372 then if conf
.zoom +. 0.01 > 0.1 then 0.1 else 0.01
4373 else if conf
.zoom -. 0.1 < 0.1 then -0.01 else -0.1
4376 match state
.mstate
with
4377 | Mzoom
(oldn
, _, pos
) when n = oldn
-> pos
4378 | Mzoomrect
_ | Mnone
| Mpan
_
4379 | Msel
_ | Mscrollx
| Mscrolly
| Mzoom
_ -> (x, y)
4381 let zoom = conf
.zoom -. incr in
4382 state
.mstate
<- Mzoom
(n, 0, (x, y));
4383 if false && abs
(fx - x) > 5 || abs
(fy
- y) > 5
4384 then pivotzoom ~
x ~
y zoom
4388 match state
.autoscroll
with
4389 | Some step
-> setautoscrollspeed step
(n=4)
4391 if conf
.wheelbypage
|| conf
.presentation
4398 let incr = if n = 4 then -conf
.scrollstep
else conf
.scrollstep
in
4399 let incr = incr * 2 in
4400 let y = clamp incr in
4404 | n when (n = 6 || n = 7) && not down
&& canpan () ->
4406 panbound (state
.x + (if n = 7 then -2 else 2) * conf
.hscrollstep
) in
4409 | 1 when Wsi.withshift mask
->
4410 state
.mstate
<- Mnone
;
4413 match unproject x y with
4415 | Some
(_, pageno, ux
, uy
) ->
4416 let cmd = Printf.sprintf
4418 conf
.stcmd state
.path pageno ux uy
4420 match spawn
cmd [] with
4422 impmsg "execution of synctex command(%S) failed: %S"
4423 conf
.stcmd
@@ exntos exn
4427 | 1 when Wsi.withctrl mask
->
4430 Wsi.setcursor
Wsi.CURSOR_FLEUR
;
4431 state
.mstate
<- Mpan
(x, y)
4433 else state
.mstate
<- Mnone
4438 if Wsi.withshift mask
4440 annot conf
.annotinline
x y;
4441 postRedisplay
"addannot"
4445 Wsi.setcursor
Wsi.CURSOR_CYCLE
;
4446 state
.mstate
<- Mzoomrect
(p, p)
4449 match state
.mstate
with
4450 | Mzoomrect
((x0, y0), _) ->
4451 if abs
(x-x0) > 10 && abs
(y - y0) > 10
4452 then zoomrect x0 y0 x y
4455 postRedisplay
"kill accidental zoom rect";
4459 | Mscrolly
| Mscrollx
4461 | Mnone
-> resetmstate ()
4464 | 1 when vscrollhit
x ->
4467 let _, position
, sh = state
.uioh#scrollph
in
4468 if y > truncate position
&& y < truncate
(position
+. sh)
4469 then state
.mstate
<- Mscrolly
4471 else state
.mstate
<- Mnone
4473 | 1 when y > state
.winh
- hscrollh () ->
4476 let _, position
, sw
= state
.uioh#scrollpw
in
4477 if x > truncate position
&& x < truncate
(position
+. sw
)
4478 then state
.mstate
<- Mscrollx
4480 else state
.mstate
<- Mnone
4482 | 1 when state
.bzoom
-> if not down
then zoomblock x y
4485 let dest = if down
then getunder x y else Unone
in
4486 begin match dest with
4487 | Ulinkuri
_ -> gotounder dest
4488 | Unone
when down
->
4489 Wsi.setcursor
Wsi.CURSOR_FLEUR
;
4490 state
.mstate
<- Mpan
(x, y);
4491 | Uannotation
(opaque, slinkindex
) -> enterannotmode opaque slinkindex
4492 | Unone
| Utext
_ ->
4497 state
.mstate
<- Msel
((x, y), (x, y));
4498 postRedisplay
"mouse select";
4502 match state
.mstate
with
4504 | Mzoom
_ | Mscrollx
| Mscrolly
-> state
.mstate
<- Mnone
4505 | Mzoomrect
((x0, y0), _) -> zoomrect x0 y0 x y
4507 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
4508 state
.mstate
<- Mnone
4509 | Msel
((x0, y0), (x1, y1)) ->
4510 let rec loop = function
4514 let a0 = l.pagedispy in
4515 let a1 = a0 + l.pagevh in
4516 let b0 = l.pagedispx in
4517 let b1 = b0 + l.pagevw in
4518 ((y0 >= a0 && y0 <= a1) || (y1 >= a0 && y1 <= a1))
4519 && ((x0 >= b0 && x0 <= b1) || (x1 >= b0 && x1 <= b1))
4523 match getopaque l.pageno with
4526 pipef ~closew
:false "Msel"
4528 Ffi.copysel
w opaque;
4529 postRedisplay
"Msel") cmd
4531 dosel conf
.selcmd
();
4532 state
.roam
<- dosel conf
.paxcmd
;
4543 let birdseyemouse button down
x y mask
4544 (conf
, leftx
, _, hooverpageno
, anchor) =
4547 let rec loop = function
4550 if y > l.pagedispy && y < l.pagedispy + l.pagevh
4551 && x > l.pagedispx && x < l.pagedispx + l.pagevw
4553 leavebirdseye (conf
, leftx
, l.pageno, hooverpageno
, anchor) false
4558 | _ -> viewmouse button down
x y mask
4564 method key key mask
=
4565 begin match state
.mode with
4566 | Textentry
textentry -> textentrykeyboard
key mask
textentry
4567 | Birdseye
birdseye -> birdseyekeyboard key mask
birdseye
4568 | View
-> viewkeyboard key mask
4569 | LinkNav
linknav -> linknavkeyboard key mask
linknav
4573 method button button bstate
x y mask
=
4574 begin match state
.mode with
4575 | LinkNav
_ | View
-> viewmouse button bstate
x y mask
4576 | Birdseye beye
-> birdseyemouse button bstate
x y mask beye
4581 method multiclick clicks
x y mask
=
4582 begin match state
.mode with
4583 | LinkNav
_ | View
-> viewmulticlick clicks
x y mask
4584 | Birdseye
_ | Textentry
_ -> ()
4589 begin match state
.mode with
4591 | View
| Birdseye
_ | LinkNav
_ ->
4592 match state
.mstate
with
4593 | Mzoom
_ | Mnone
-> ()
4597 state
.mstate
<- Mpan
(x, y);
4598 let x = if canpan () then panbound (state
.x + dx) else state
.x in
4603 state
.mstate
<- Msel
(a, (x, y));
4604 postRedisplay
"motion select";
4607 let y = min state
.winh
(max
0 y) in
4611 let x = min state
.winw (max
0 x) in
4614 | Mzoomrect
(p0
, _) ->
4615 state
.mstate
<- Mzoomrect
(p0
, (x, y));
4616 postRedisplay
"motion zoomrect";
4620 method pmotion
x y =
4621 begin match state
.mode with
4622 | Birdseye
(conf
, leftx
, pageno, hooverpageno
, anchor) ->
4623 let rec loop = function
4625 if hooverpageno
!= -1
4627 state
.mode <- Birdseye
(conf
, leftx
, pageno, -1, anchor);
4628 postRedisplay
"pmotion birdseye no hoover";
4631 if y > l.pagedispy && y < l.pagedispy + l.pagevh
4632 && x > l.pagedispx && x < l.pagedispx + l.pagevw
4634 state
.mode <- Birdseye
(conf
, leftx
, pageno, l.pageno, anchor);
4635 postRedisplay
"pmotion birdseye hoover";
4643 | LinkNav
_ | View
->
4644 match state
.mstate
with
4645 | Mpan
_ | Msel
_ | Mzoom
_ | Mscrolly
| Mscrollx
| Mzoomrect
_ -> ()
4654 let delta = now -. past
in
4657 else conf
.pax
<- Some
now
4661 method infochanged
_ = ()
4664 let maxy = maxy () in
4667 then 0.0, float state
.winh
4668 else scrollph state
.y maxy
4673 let fwinw = float (state
.winw - vscrollw
()) in
4675 let sw = fwinw /. float state
.w in
4676 let sw = fwinw *. sw in
4677 max
sw (float conf
.scrollh
)
4680 let maxx = state
.w + state
.winw in
4681 let x = state
.winw - state
.x in
4682 let percent = float x /. float maxx in
4683 (fwinw -. sw) *. percent
4685 hscrollh (), position, sw
4689 match state
.mode with
4690 | LinkNav
_ -> "links"
4691 | Textentry
_ -> "textentry"
4692 | Birdseye
_ -> "birdseye"
4695 findkeyhash conf
modename
4697 method eformsgs
= true
4698 method alwaysscrolly
= false
4699 method scroll
dx dy =
4700 let x = if canpan () then panbound (state
.x + dx) else state
.x in
4701 gotoxy x (clamp (2 * dy));
4704 pivotzoom ~
x ~
y (conf
.zoom *. exp z
);
4707 let addrect pageno r g b a x0 y0 x1 y1 =
4708 Hashtbl.add state
.prects
pageno [|r; g; b; a; x0; y0; x1; y1|];
4712 let cl = splitatchar cmds ' '
in
4714 try Scanf.sscanf
s fmt
f
4715 with exn
-> adderrfmt "remote exec" "error processing '%S': %s\n"
4718 let rectx s pageno (r, g, b, a) x0 y0 x1 y1 =
4719 vlog
"%s page %d color (%f %f %f %f) x0,y0,x1,y1 = %f %f %f %f"
4720 s pageno r g b a x0 y0 x1 y1;
4724 let _,w1
,h1
,_ = getpagedim
pageno in
4725 let sw = float w1
/. float w
4726 and sh = float h1
/. float h in
4730 and y1s
= y1 *. sh in
4731 let rect = (x0s,y0s
,x1s
,y0s
,x1s
,y1s
,x0s,y1s
) in
4732 let color = (r, g, b, a) in
4733 if conf
.verbose
then debugrect rect;
4734 state
.rects <- (pageno, color, rect) :: state
.rects;
4739 | "reload", "" -> reload ()
4741 scan args
"%u %f %f"
4743 let cmd, _ = state
.geomcmds
in
4745 then gotopagexy pageno x y
4748 gotopagexy pageno x y;
4751 state
.reprf
<- f state
.reprf
4753 | "goto1", args
-> scan args
"%u %f" gotopage
4754 | "gotor", args
-> scan args
"%S" gotoremote
4756 scan args
"%u %u %f %f %f %f"
4757 (fun pageno c x0 y0 x1 y1 ->
4758 let color = (0.0, 0.0, 1.0 /. float c, 0.5) in
4759 rectx "rect" pageno color x0 y0 x1 y1;
4762 scan args
"%u %f %f %f %f %f %f %f %f"
4763 (fun pageno r g b alpha
x0 y0 x1 y1 ->
4764 addrect pageno r g b alpha
x0 y0 x1 y1;
4765 postRedisplay
"prect"
4768 scan args
"%u %f %f"
4771 match getopaque pageno with
4772 | Some
opaque -> opaque
4775 pgoto optopaque pageno x y;
4776 let rec fixx = function
4779 if l.pageno = pageno
4780 then gotoxy (state
.x - l.pagedispx) state
.y
4785 match conf
.columns
with
4786 | Csingle
_ | Csplit
_ -> 1
4787 | Cmulti
((n, _, _), _) -> n
4789 layout 0 state
.y (state
.winw * mult) state
.winh
4793 | "activatewin", "" -> Wsi.activatewin
()
4794 | "quit", "" -> raise Quit
4797 let l = Config.keys_of_string
keys in
4798 List.iter
(fun (k
, m) -> keyboard k
m) l
4799 with exn
-> adderrfmt "error processing keys" "`%S': %s\n"
4802 | "clearrects", "" ->
4803 Hashtbl.clear state
.prects
;
4804 postRedisplay
"clearrects"
4806 adderrfmt "remote command"
4807 "error processing remote command: %S\n" cmds
;
4811 let scratch = Bytes.create
80 in
4812 let buf = Buffer.create
80 in
4814 match tempfailureretry
(Unix.read fd
scratch 0) 80 with
4815 | exception Unix.Unix_error
(Unix.EAGAIN
, _, _) -> None
4818 if Buffer.length
buf > 0
4820 let s = Buffer.contents
buf in
4828 match Bytes.index_from
scratch ppos '
\n'
with
4829 | pos
-> if pos
>= n then -1 else pos
4830 | exception Not_found
-> -1
4834 Buffer.add_subbytes
buf scratch ppos
(nlpos-ppos
);
4835 let s = Buffer.contents
buf in
4841 Buffer.add_subbytes
buf scratch ppos
(n-ppos
);
4847 let remoteopen path =
4848 try Some
(Unix.openfile
path [Unix.O_NONBLOCK
; Unix.O_RDONLY
] 0o0)
4850 adderrfmt "remoteopen" "error opening %S: %s" path @@ exntos exn
;
4855 Utils.vlogf
:= (fun s -> if conf
.verbose
then prerr_endline
s else ignore
s);
4856 let gcconfig = ref false in
4857 let rcmdpath = ref E.s in
4858 let pageno = ref None
in
4859 let openlast = ref false in
4860 let doreap = ref false in
4861 let csspath = ref None
in
4862 selfexec := Sys.executable_name
;
4865 [("-p", Arg.String
(fun s -> state
.password <- s),
4866 "<password> Set password");
4870 Config.fontpath
:= s;
4871 selfexec := !selfexec ^
" -f " ^
Filename.quote
s;
4873 "<path> Set path to the user interface font");
4877 selfexec := !selfexec ^
" -c " ^
Filename.quote
s;
4878 Config.confpath
:= s),
4879 "<path> Set path to the configuration file");
4881 ("-last", Arg.Set
openlast, " Open last document");
4883 ("-page", Arg.Int
(fun pageno1
-> pageno := Some
(pageno1
-1)),
4884 "<page-number> Jump to page");
4886 ("-tcf", Arg.String
(fun s -> Config.tcfpath
:= s),
4887 "<path> Set path to the trim cache file");
4889 ("-dest", Arg.String
(fun s -> state
.nameddest
<- s),
4890 "<named-destination> Set named destination");
4892 ("-remote", Arg.String
(fun s -> rcmdpath := s),
4893 "<path> Set path to the source of remote commands");
4895 ("-gc", Arg.Set
gcconfig, " Collect config garbage");
4897 ("-v", Arg.Unit
(fun () ->
4899 "%s\nconfiguration file: %s\n"
4902 exit
0), " Print version and exit");
4904 ("-css", Arg.String
(fun s -> csspath := Some
s),
4905 "<path> Set path to the style sheet to use with EPUB/HTML");
4907 ("-origin", Arg.String
(fun s -> state
.origin
<- s),
4908 "<origin> <undocumented>");
4910 ("-no-title", Arg.Set
ignoredoctitlte, " ignore document title");
4911 ("-layout-height", Arg.Set_int
layouth,
4912 "<height> layout height html/epub/etc (-1, 0, N)");
4915 (fun s -> state
.path <- s)
4916 ("Usage: " ^
Sys.argv
.(0) ^
" [options] some.pdf\nOptions:");
4918 let histmode = emptystr state
.path && not
!openlast in
4920 if not
(Config.load !openlast)
4921 then dolog
"failed to load configuration";
4923 begin match !pageno with
4924 | Some
pageno -> state
.anchor <- (pageno, 0.0, 0.0)
4937 val mutable m_clicks
= 0
4938 val mutable m_click_x
= 0
4939 val mutable m_click_y
= 0
4940 val mutable m_lastclicktime
= infinity
4942 method private cleanup =
4943 state
.roam
<- noroam
;
4944 Hashtbl.iter
(fun _ opaque -> Ffi.clearmark
opaque) state
.pagemap
4945 method expose
= postRedisplay
"expose"
4949 | Wsi.Unobscured
-> "unobscured"
4950 | Wsi.PartiallyObscured
-> "partiallyobscured"
4951 | Wsi.FullyObscured
-> "fullyobscured"
4953 vlog
"visibility change %s" name
4954 method display = display ()
4955 method map mapped
= vlog
"mapped %b" mapped
4956 method reshape w h =
4959 method mouse
b d x y m =
4960 if d && canselect ()
4963 * http://blogs.msdn.com/b/oldnewthing/archive/2004/10/18/243925.aspx
4970 if abs
x - m_click_x
> 10
4971 || abs
y - m_click_y
> 10
4972 || abs_float
(t -. m_lastclicktime
) > 0.3
4974 m_clicks
<- m_clicks
+ 1;
4975 m_lastclicktime
<- t;
4979 postRedisplay
"cleanup";
4980 state
.uioh <- state
.uioh#button
b d x y m;
4982 else state
.uioh <- state
.uioh#multiclick m_clicks
x y m
4987 m_lastclicktime
<- infinity
;
4988 state
.uioh <- state
.uioh#button
b d x y m
4991 else state
.uioh <- state
.uioh#button
b d x y m
4993 state
.mpos
<- (x, y);
4994 state
.uioh <- state
.uioh#motion
x y
4995 method pmotion
x y =
4996 state
.mpos
<- (x, y);
4997 state
.uioh <- state
.uioh#pmotion
x y
4999 vlog
"k=%#x m=%#x" k
m;
5000 let mascm = m land (
5001 Wsi.altmask
+ Wsi.shiftmask
+ Wsi.ctrlmask
+ Wsi.metamask
5004 let x = state
.x and y = state
.y in
5006 if x != state
.x || y != state
.y then self#
cleanup
5008 match state
.keystate
with
5010 let km = k
, mascm in
5013 let modehash = state
.uioh#
modehash in
5014 try Hashtbl.find
modehash km
5016 try Hashtbl.find
(findkeyhash conf
"global") km
5017 with Not_found
-> KMinsrt
(k
, m)
5019 | KMinsrt
(k
, m) -> keyboard k
m
5020 | KMinsrl
l -> List.iter
(fun (k
, m) -> keyboard k
m) l
5021 | KMmulti
(l, r) -> state
.keystate
<- KSinto
(l, r)
5023 | KSinto
((k'
, m'
) :: [], insrt
) when k'
=k
&& m'
land mascm = m'
->
5024 List.iter
(fun (k
, m) -> keyboard k
m) insrt
;
5025 state
.keystate
<- KSnone
5026 | KSinto
((k'
, m'
) :: keys, insrt
) when k'
=k
&& m'
land mascm = m'
->
5027 state
.keystate
<- KSinto
(keys, insrt
)
5028 | KSinto
_ -> state
.keystate
<- KSnone
5031 state
.mpos
<- (x, y);
5032 state
.uioh <- state
.uioh#pmotion
x y
5033 method leave = state
.mpos
<- (-1, -1)
5034 method winstate wsl
= state
.winstate
<- wsl
5035 method quit
: '
a. '
a = raise Quit
5036 method scroll
dx dy = state
.uioh <- state
.uioh#scroll
dx dy
5037 method zoom z
x y = state
.uioh#
zoom z
x y
5038 method opendoc path =
5041 postRedisplay
"opendoc";
5042 opendoc path state
.password
5045 if !Config.tcfpath
== E.s
5046 then Config.tcfpath
:= conf
.trimcachepath
;
5047 let wsfd, winw, winh
= Wsi.init
mu conf
.cwinw conf
.cwinh platform
in
5050 if not
@@ List.exists
GlMisc.check_extension
5051 [ "GL_ARB_texture_rectangle"
5052 ; "GL_EXT_texture_recangle"
5053 ; "GL_NV_texture_rectangle" ]
5054 then (dolog
"OpenGL does not suppport rectangular textures"; exit
1);
5057 match Unix.socketpair
Unix.PF_UNIX
Unix.SOCK_STREAM
0 with
5059 dolog
"socketpair failed: %s" @@ exntos exn
;
5067 setcheckers conf
.checkers
;
5068 begin match !csspath with
5070 | Some
"" -> conf
.css
<- E.s
5072 let css = filecontents
path in
5073 let l = String.length
css in
5075 if substratis
css (l-2) "\r\n"
5076 then String.sub css 0 (l-2)
5077 else (if css.[l-1] = '
\n'
then String.sub css 0 (l-1) else css)
5079 Ffi.settrimcachepath
!Config.tcfpath
;
5080 conf
.trimcachepath
<- !Config.tcfpath
;
5082 conf
.angle
, conf
.fitmodel
, (conf
.trimmargins
, conf
.trimfuzz
),
5083 conf
.texcount
, conf
.sliceheight
, conf
.mustoresize
,
5084 conf
.colorspace
, !Config.fontpath
5086 List.iter
GlArray.enable
[`texture_coord
; `vertex
];
5087 GlTex.env
(`
color conf
.texturecolor
);
5089 reshape ~firsttime
:true winw winh
;
5093 Wsi.settitle
"llpp (history)";
5097 state
.text <- "Opening " ^
(mbtoutf8 state
.path);
5098 opendoc state
.path state
.password;
5102 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
5103 Sys.set_signal
Sys.sighup
(Sys.Signal_handle
(fun _ -> reload ()));
5106 match Unix.waitpid
[Unix.WNOHANG
] ~
-1 with
5107 | exception (Unix.Unix_error
(Unix.ECHILD
, _, _)) -> ()
5108 | exception exn
-> dolog
"Unix.waitpid: %s" @@ exntos exn
5110 | _pid
, _status
-> reap ()
5112 Sys.set_signal
Sys.sigchld
(Sys.Signal_handle
(fun _ -> doreap := true));
5115 ref (if nonemptystr
!rcmdpath then remoteopen !rcmdpath else None
)
5118 let rec loop deadline
=
5124 let r = [state
.ss; state
.wsfd] in
5128 | Some fd
-> fd
:: r
5132 Glutils.redisplay
:= false;
5139 if deadline
= infinity
5141 else max
0.0 (deadline
-. now)
5146 try Unix.select
r [] [] timeout
5147 with Unix.Unix_error
(Unix.EINTR
, _, _) -> [], [], []
5152 match state
.autoscroll
with
5153 | Some step
when step
!= 0 ->
5154 if state
.slideshow
land 1 = 1
5156 if state
.slideshow
land 2 = 0
5157 then state
.slideshow
<- state
.slideshow
lor 2
5158 else if step
< 0 then prevpage () else nextpage ();
5159 deadline
+. (float (abs step
))
5162 let y = state
.y + step
in
5163 let fy = if conf
.maxhfit
then state
.winh
else 0 in
5166 then state
.maxy - fy
5167 else if y >= state
.maxy - fy then 0 else y
5176 let rec checkfds = function
5178 | fd
:: rest
when fd
= state
.ss ->
5179 let cmd = Ffi.rcmd state
.ss in
5183 | fd
:: rest
when fd
= state
.wsfd ->
5187 | fd
:: rest
when Some fd
= !optrfd ->
5188 begin match remote fd
with
5189 | None
-> optrfd := remoteopen !rcmdpath;
5190 | opt -> optrfd := opt
5195 dolog
"select returned unknown descriptor";
5201 if deadline
= infinity
5205 match state
.autoscroll
with
5206 | Some step
when step
!= 0 -> deadline1
5212 match loop infinity
with
5214 Config.save leavebirdseye;
5215 if Ffi.hasunsavedchanges
()
5217 | _ -> error
"umpossible - infinity reached"