7 let selfexec = ref E.s
;;
8 let ignoredoctitlte = ref false;;
9 let layouth = ref ~
-1;;
10 let checkerstexid = ref None
;;
12 let debugrect (x0
, y0
, x1
, y1
, x2
, y2
, x3
, y3
) =
18 }|} x0 y0 x1 y1 x2 y2 x3 y3
;
21 let pgscale h
= truncate
(float h
*. conf
.pgscale);;
24 if ((conf
.scrollb
land scrollbhv
!= 0) && (state
.w
> state
.winw
))
25 || state
.uioh#alwaysscrolly
32 fstate
.wwidth
<- measurestr fstate
.fontsize
"w";
33 fstate
.maxrows
<- (state
.winh
- fstate
.fontsize
- 1) / (fstate
.fontsize
+ 1);
37 if emptystr conf
.pathlauncher
38 then dolog
"%s" state
.path
41 Str.global_replace
Utils.Re.percent state
.path conf
.pathlauncher
in
42 match spawn
command [] with
44 | exception exn
-> dolog
"failed to execute `%s': %s" command @@ exntos exn
48 let getopaque pageno
=
49 try Some
(Hashtbl.find state
.pagemap
(pageno
, state
.gen
))
50 with Not_found
-> None
53 let pagetranslatepoint l x y
=
54 let dy = y
- l
.pagedispy
in
55 let y = dy + l
.pagey
in
56 let dx = x
- l
.pagedispx
in
57 let x = dx + l
.pagex
in
61 let onppundermouse g
x y d
=
64 begin match getopaque l
.pageno
with
66 let x0 = l
.pagedispx
in
67 let x1 = x0 + l
.pagevw
in
68 let y0 = l
.pagedispy
in
69 let y1 = y0 + l
.pagevh
in
70 if y >= y0 && y <= y1 && x >= x0 && x <= x1
72 let px, py
= pagetranslatepoint l
x y in
73 match g opaque l
px py
with
85 let g opaque l
px py
=
88 match rectofblock opaque
px py
with
89 | Some
[|x0;x1;y0;y1|] ->
90 let rect = (x0, y0, x1, y0, x1, y1, x0, y1) in
91 let color = (0.0, 0.0, 1.0 /. (l
.pageno
mod 3 |> float), 0.5) in
92 state
.rects
<- [l
.pageno
, color, rect];
93 postRedisplay
"getunder";
96 let under = whatsunder opaque
px py
in
97 if under = Unone
then None
else Some
under
99 onppundermouse g x y Unone
104 match unproject opaque
x y with
105 | Some
(x, y) -> Some
(Some
(opaque
, l
.pageno
, x, y))
108 onppundermouse g x y None
;
112 state
.text
<- Printf.sprintf
"%c%s" c s
;
113 postRedisplay
"showtext";
116 let impmsg fmt
= Format.ksprintf
(fun s
-> showtext '
!' s
) fmt
;;
118 let pipesel opaque cmd
=
120 then pipef ~closew
:false "pipesel"
123 postRedisplay
"pipesel"
128 let g opaque l
px py
=
129 if markunder opaque
px py conf
.paxmark
132 match getopaque l
.pageno
with
134 | Some opaque
-> pipesel opaque conf
.paxcmd
138 postRedisplay
"paxunder";
139 if conf
.paxmark
= Mark_page
142 match getopaque l
.pageno
with
144 | Some opaque
-> clearmark opaque
) state
.layout
;
145 state
.roam
<- onppundermouse g x y (fun () -> impmsg "whoopsie daisy");
148 let undertext = function
151 | Utext s
-> "font: " ^ s
152 | Uannotation
(opaque
, slinkindex
) ->
153 "annotation: " ^ getannotcontents opaque slinkindex
156 let updateunder x y =
157 match getunder x y with
158 | Unone
-> Wsi.setcursor
Wsi.CURSOR_INHERIT
160 if conf
.underinfo
then showtext 'u'
("ri: " ^ uri
);
161 Wsi.setcursor
Wsi.CURSOR_INFO
163 if conf
.underinfo
then showtext '
f'
("ont: " ^ s
);
164 Wsi.setcursor
Wsi.CURSOR_TEXT
166 if conf
.underinfo
then showtext 'a'
"nnotation";
167 Wsi.setcursor
Wsi.CURSOR_INFO
170 let showlinktype under =
171 if conf
.underinfo
&& under != Unone
172 then showtext ' '
@@ undertext under
175 let intentry_with_suffix text key
=
177 match [@warning
"-4"] key
with
178 | Keys.Ascii
('
0'
..'
9'
as c
) -> addchar
text c
179 | Keys.Ascii
('k'
| 'm'
| '
g'
| 'K'
| 'M'
| 'G'
as c
) ->
180 addchar
text @@ asciilower c
182 state
.text <- "invalid key";
189 let b = Buffer.create
16 in
192 let b = Buffer.to_bytes
b in
193 wcmd state
.ss
b @@ Bytes.length
b
197 let nogeomcmds = function
198 | s
, [] -> emptystr s
202 let layoutN ((columns
, coverA
, coverB
), b) x y sw sh
=
203 let rec fold accu n
=
204 if n
= Array.length
b
207 let pdimno, dx, vy
, (_
, w
, h
, xoff
) = b.(n
) in
210 || n
= state
.pagecount
- coverB
211 || (n
- coverA
) mod columns
= columns
- 1)
217 let pagey = max
0 (y - vy
) in
218 let pagedispy = if pagey > 0 then 0 else vy
- y in
219 let pagedispx, pagex
=
221 if n
= coverA
- 1 || n
= state
.pagecount
- coverB
222 then x + (sw
- w
) / 2
230 let vw = sw
- pagedispx in
231 let pw = w
- pagex
in
234 let pagevh = min
(h
- pagey) (sh
- pagedispy) in
235 if pagevw > 0 && pagevh > 0
245 ; pagedispx = pagedispx
246 ; pagedispy = pagedispy
254 if Array.length
b = 0
256 else List.rev
(fold [] (page_of_y
y))
259 let layoutS (columns
, b) x y sw sh
=
260 let rec fold accu n
=
261 if n
= Array.length
b
264 let pdimno, px, vy
, (_
, pagew
, pageh
, xoff
) = b.(n
) in
272 let pagey = max
0 (y - vy
) in
273 let pagedispy = if pagey > 0 then 0 else vy
- y in
274 let pagedispx, pagex
=
288 let pagecolw = pagew
/columns
in
291 then pagedispx + ((sw
- pagecolw) / 2)
295 let vw = sw
- pagedispx in
296 let pw = pagew
- pagex
in
299 let pagevw = min
pagevw pagecolw in
300 let pagevh = min
(pageh
- pagey) (sh
- pagedispy) in
301 if pagevw > 0 && pagevh > 0
311 ; pagedispx = pagedispx
312 ; pagedispy = pagedispy
313 ; pagecol
= n
mod columns
323 let layout x y sw sh
=
324 if nogeomcmds state
.geomcmds
326 match conf
.columns
with
327 | Csingle
b -> layoutN ((1, 0, 0), b) x y sw sh
328 | Cmulti c
-> layoutN c
x y sw sh
329 | Csplit s
-> layoutS s
x y sw sh
333 let maxy () = state
.maxy - if conf
.maxhfit
then state
.winh
else 0;;
334 let clamp incr
= bound
(state
.y + incr
) 0 @@ maxy ();;
337 let tilex = l
.pagex
mod conf
.tilew
in
338 let tiley = l
.pagey mod conf
.tileh
in
340 let col = l
.pagex
/ conf
.tilew
in
341 let row = l
.pagey / conf
.tileh
in
343 let rec rowloop row y0 dispy h
=
346 let dh = conf
.tileh
- y0 in
348 let rec colloop col x0 dispx w
=
351 let dw = conf
.tilew
- x0 in
353 f col row dispx dispy
x0 y0 dw dh;
354 colloop (col+1) 0 (dispx
+dw) (w
-dw)
356 colloop col tilex l
.pagedispx l
.pagevw;
357 rowloop (row+1) 0 (dispy
+dh) (h
-dh)
359 if l
.pagevw > 0 && l
.pagevh > 0
360 then rowloop row tiley l
.pagedispy l
.pagevh;
363 let gettileopaque l
col row =
364 let key = l
.pageno
, state
.gen
, conf
.colorspace
,
365 conf
.angle
, l
.pagew
, l
.pageh
, col, row in
366 try Some
(Hashtbl.find state
.tilemap
key)
367 with Not_found
-> None
370 let puttileopaque l
col row gen colorspace angle opaque size elapsed
=
371 let key = l
.pageno
, gen
, colorspace
, angle
, l
.pagew
, l
.pageh
, col, row in
372 Hashtbl.add state
.tilemap
key (opaque
, size
, elapsed
)
375 let drawtiles l
color =
378 let f col row x y tilex tiley w h
=
379 match gettileopaque l
col row with
380 | Some
(opaque
, _
, t
) ->
381 let params = x, y, w
, h
, tilex, tiley in
383 then GlTex.env
(`mode `blend
);
384 drawtile
params opaque
;
386 then GlTex.env
(`mode `modulate
);
390 let s = Printf.sprintf
"%d[%d,%d] %f sec" l
.pageno
col row t
in
391 let w = measurestr fstate
.fontsize
s in
392 GlDraw.color (0.0, 0.0, 0.0);
397 (float (y + fstate
.fontsize
+ 2));
399 drawstring fstate
.fontsize
x (y + fstate
.fontsize
- 1) s;
405 let w = let lw = state
.winw
- x in min
lw w
406 and h
= let lh = state
.winh
- y in min
lh h
409 then GlTex.env
(`mode `blend
);
410 begin match !checkerstexid with
412 Gl.enable `texture_2d
;
413 GlTex.bind_texture ~target
:`texture_2d id
;
417 and y1 = float (y+h
) in
419 let tw = float w /. 16.0
420 and th
= float h
/. 16.0 in
421 let tx0 = float tilex /. 16.0
422 and ty0
= float tiley /. 16.0 in
424 and ty1
= ty0
+. th
in
425 Raw.sets_float
Glutils.vraw ~pos
:0
426 [| x0; y0; x0; y1; x1; y0; x1; y1 |];
427 Raw.sets_float
Glutils.traw ~pos
:0
428 [| tx0; ty0
; tx0; ty1
; tx1; ty0
; tx1; ty1
|];
429 GlArray.vertex `two
Glutils.vraw
;
430 GlArray.tex_coord `two
Glutils.traw
;
431 GlArray.draw_arrays `triangle_strip ~first
:0 ~count
:4;
432 Gl.disable `texture_2d
;
435 GlDraw.color (1.0, 1.0, 1.0);
436 filledrect
(float x) (float y) (float (x+w)) (float (y+h
));
439 then GlTex.env
(`mode `modulate
);
440 if w > 128 && h
> fstate
.fontsize
+ 10
442 let c = if conf
.invert
then 1.0 else 0.0 in
443 GlDraw.color (c, c, c);
446 then (col*conf
.tilew
, row*conf
.tileh
)
449 drawstring2 fstate
.fontsize
x y "Loading %d [%d,%d]" l
.pageno
c r
;
458 let pagevisible layout n
= List.exists
(fun l
-> l
.pageno
= n
) layout;;
460 let tilevisible1 l
x y =
462 and ax1
= l
.pagex
+ l
.pagevw
464 and ay1
= l
.pagey + l
.pagevh in
468 let bx1 = min
(bx0 + conf
.tilew
) l
.pagew
469 and by1
= min
(by0
+ conf
.tileh
) l
.pageh
in
471 let rx0 = max
ax0 bx0
472 and ry0
= max ay0 by0
473 and rx1
= min ax1
bx1
474 and ry1
= min ay1 by1
in
476 let nonemptyintersection = rx1
> rx0 && ry1
> ry0
in
480 let tilevisible layout n
x y =
481 let rec findpageinlayout m
= function
482 | l
:: rest
when l
.pageno
= n
->
483 tilevisible1 l
x y || (
484 match conf
.columns
with
485 | Csplit
(c, _
) when c > m
-> findpageinlayout (m
+1) rest
486 | Csplit _
| Csingle _
| Cmulti _
-> false
488 | _
:: rest
-> findpageinlayout 0 rest
491 findpageinlayout 0 layout;
494 let tileready l
x y =
495 tilevisible1 l
x y &&
496 gettileopaque l
(x/conf
.tilew
) (y/conf
.tileh
) != None
499 let tilepage n p
layout =
500 let rec loop = function
504 let f col row _ _ _ _ _ _
=
505 if state
.currently
= Idle
507 match gettileopaque l
col row with
510 let x = col*conf
.tilew
511 and y = row*conf
.tileh
in
513 let w = l
.pagew
- x in
517 let h = l
.pageh
- y in
522 then getpbo
w h conf
.colorspace
525 wcmd "tile %s %d %d %d %d %s" (~
> p
) x y w h (~
> pbo);
528 l
, p
, conf
.colorspace
, conf
.angle
,
529 state
.gen
, col, row, conf
.tilew
, conf
.tileh
538 if nogeomcmds state
.geomcmds
542 let preloadlayout x y sw sh
=
543 let y = if y < sh
then 0 else y - sh
in
544 let x = min
0 (x + sw
) in
552 if state
.currently
= Idle
556 begin match getopaque l
.pageno
with
558 wcmd "page %d %d" l
.pageno l
.pagedimno
;
559 state
.currently
<- Loading
(l
, state
.gen
);
561 tilepage l
.pageno opaque pages
;
566 if nogeomcmds state
.geomcmds
572 if conf
.preload && state
.currently
= Idle
573 then load (preloadlayout state
.x state
.y state
.winw state
.winh
);
576 let layoutready layout =
577 let rec fold all ls
=
580 let seen = ref false in
581 let allvisible = ref true in
582 let foo col row _ _ _ _ _ _
=
584 allvisible := !allvisible &&
585 begin match gettileopaque l
col row with
591 fold (!seen && !allvisible) rest
594 let alltilesvisible = fold true layout in
599 let y = bound
y 0 state
.maxy in
601 let layout = layout x y state
.winw state
.winh
in
602 postRedisplay
"gotoxy ready";
607 state
.layout <- layout;
608 begin match state
.mode
with
611 | Ltexact
(pageno
, linkno
) ->
612 let rec loop = function
614 state
.lnava
<- Some
(pageno
, linkno
);
615 state
.mode
<- LinkNav
(Ltgendir
0)
616 | l
:: _
when l
.pageno
= pageno
->
617 begin match getopaque pageno
with
618 | None
-> state
.mode
<- LinkNav
(Ltnotready
(pageno
, 0))
620 let x0, y0, x1, y1 = getlinkrect opaque linkno
in
621 if not
(x0 >= l
.pagex
&& x1 <= l
.pagex
+ l
.pagevw
622 && y0 >= l
.pagey && y1 <= l
.pagey + l
.pagevh)
623 then state
.mode
<- LinkNav
(Ltgendir
0)
625 | _
:: rest
-> loop rest
628 | Ltnotready _
| Ltgendir _
-> ()
630 | Birdseye _
| Textentry _
| View
-> ()
632 begin match state
.mode
with
633 | Birdseye
(conf
, leftx
, pageno
, hooverpageno
, anchor
) ->
634 if not
(pagevisible layout pageno
)
636 match state
.layout with
639 state
.mode
<- Birdseye
(conf
, leftx
, l
.pageno
, hooverpageno
, anchor
)
643 | Ltnotready
(_
, dir
)
646 let rec loop = function
649 match getopaque l
.pageno
with
650 | None
-> Ltnotready
(l
.pageno
, dir
)
655 then LDfirstvisible
(l
.pagex
, l
.pagey, dir
)
656 else if dir
> 0 then LDfirst
else LDlast
661 | Lnotfound
-> loop rest
663 showlinktype (getlink opaque n
);
664 Ltexact
(l
.pageno
, n
)
668 state
.mode
<- LinkNav
linknav
671 | Textentry _
| View
-> ()
676 let mx, my
= state
.mpos
in
681 let conttiling pageno opaque
=
682 tilepage pageno opaque
684 then preloadlayout state
.x state
.y state
.winw state
.winh
689 if not conf
.verbose
then state
.text <- E.s;
693 let getanchory (n
, top
, dtop
) =
694 let y, h = getpageyh n
in
697 let ips = calcips
h in
698 y + truncate
(top
*.float h -. dtop
*.float ips) + ips;
699 else y + truncate
(top
*.float h -. dtop
*.float conf
.interpagespace
)
702 let addnav () = getanchor
() |> cbput state
.hists
.nav
;;
703 let addnavnorc () = getanchor
() |> cbput_dont_update_rc state
.hists
.nav
;;
706 let anchor = cbgetc state
.hists
.nav dir
in
711 let y, h = getpageyh n
in
712 let y = y + (truncate
(top
*. float h)) in
716 let gotopage1 n top
=
717 let y = getpagey n
in
723 Glutils.redisplay
:= false;
728 match state
.geomcmds
with
729 | ps
, [] when emptystr ps
->
731 state
.geomcmds
<- s, [];
732 | ps
, [] -> state
.geomcmds
<- ps
, [s, f];
733 | ps
, (s'
, _
) :: rest
when s'
= s -> state
.geomcmds
<- ps
, ((s, f) :: rest
);
734 | ps
, cmds
-> state
.geomcmds
<- ps
, ((s, f) :: cmds
);
738 Hashtbl.iter
(fun _ opaque
-> wcmd "freepage %s" (~
> opaque
)) state
.pagemap
;
739 Hashtbl.clear state
.pagemap
;
743 if not
(Queue.is_empty state
.tilelru
)
745 Queue.iter
(fun (k
, p
, s) ->
746 wcmd "freetile %s" (~
> p
);
747 state
.memused
<- state
.memused
- s;
748 Hashtbl.remove state
.tilemap k
;
750 state
.uioh#infochanged Memused
;
751 Queue.clear state
.tilelru
;
757 let h = truncate
(float h*.conf
.zoom
) in
758 let d = conf
.interpagespace
lsl (if conf
.presentation
then 1 else 0) in
764 let sl = keystostrlist conf
in
766 function | [] -> accu
767 | s :: rest
-> loop ((s, 0, Noaction
) :: accu) rest
768 in Help.makehelp conf
.urilauncher
769 @ (("", 0, Noaction
) :: loop [] sl) |> Array.of_list
772 let opendoc path password
=
774 state
.password
<- password
;
775 state
.gen
<- state
.gen
+ 1;
777 state
.outlines
<- [||];
780 setaalevel conf
.aalevel
;
781 setpapercolor conf
.papercolor
;
783 if emptystr state
.origin
787 Wsi.settitle
("llpp " ^ mbtoutf8
(Filename.basename
titlepath));
788 wcmd "open %d %d %s\000%s\000%s\000"
789 (btod conf
.usedoccss
) !layouth
790 path password conf
.css
;
791 invalidate "reqlayout"
793 wcmd "reqlayout %d %d %d %s\000"
794 conf
.angle
(FMTE.to_int conf
.fitmodel
)
795 (stateh state
.winh
) state
.nameddest
801 state
.anchor <- getanchor
();
802 state
.reload <- Some
(state
.x, state
.y, now
());
803 opendoc state
.path state
.password
;
806 let scalecolor c = let c = c *. conf
.colorscale
in (c, c, c);;
807 let scalecolor2 (r
, g, b) =
808 (r
*. conf
.colorscale
, g *. conf
.colorscale
, b *. conf
.colorscale
);
811 let docolumns columns
=
814 let a = Array.make state
.pagecount
(-1, -1, -1, (-1, -1, -1, -1)) in
815 let rec loop pageno
pdimno pdim
y ph pdims
=
816 if pageno
!= state
.pagecount
818 let pdimno, ((_
, w, h, xoff
) as pdim
), pdims
=
820 | ((pageno'
, _
, _
, _
) as pdim
) :: rest
when pageno'
= pageno
->
825 let x = max
0 (((state
.winw
- w) / 2) - xoff
) in
827 y + (if conf
.presentation
828 then (if pageno
= 0 then calcips
h else calcips ph
+ calcips
h)
829 else (if pageno
= 0 then 0 else conf
.interpagespace
))
831 a.(pageno
) <- (pdimno, x, y, pdim
);
832 loop (pageno
+1) pdimno pdim
(y + h) h pdims
834 loop 0 ~
-1 (-1,-1,-1,-1) 0 0 state
.pdims
;
835 conf
.columns
<- Csingle
a;
837 | Cmulti
((columns
, coverA
, coverB
), _
) ->
838 let a = Array.make state
.pagecount
(-1, -1, -1, (-1, -1, -1, -1)) in
839 let rec loop pageno
pdimno pdim
x y rowh pdims
=
841 if m
= pageno
then () else
842 let (pdimno, x, y, ((_
, _
, h, _
) as pdim
)) = a.(m
) in
845 let y = y + (rowh
- h) / 2 in
846 a.(m
) <- (pdimno, x, y, pdim
);
850 if pageno
= state
.pagecount
851 then fixrow (((pageno
- 1) / columns
) * columns
)
853 let pdimno, ((_
, w, h, xoff
) as pdim
), pdims
=
855 | ((pageno'
, _
, _
, _
) as pdim
) :: rest
when pageno'
= pageno
->
857 | _
-> pdimno, pdim
, pdims
860 if pageno
= coverA
- 1 || pageno
= state
.pagecount
- coverB
862 let x = (state
.winw
- w) / 2 in
864 if conf
.presentation
then calcips
h else conf
.interpagespace
in
868 if (pageno
- coverA
) mod columns
= 0
870 let x = max
0 (state
.winw
- state
.w) / 2 in
874 let ips = calcips
h in
875 y + (if pageno
= 0 then 0 else calcips rowh
+ ips)
877 y + (if pageno
= 0 then 0 else conf
.interpagespace
)
881 else x, y, max rowh
h
885 if pageno
> 1 && (pageno
- coverA
) mod columns
= 0
888 if pageno
= columns
&& conf
.presentation
890 let ips = calcips rowh
in
891 for i
= 0 to pred columns
893 let (pdimno, x, y, pdim
) = a.(i
) in
894 a.(i
) <- (pdimno, x, y+ips, pdim
)
900 fixrow (pageno
- columns
);
905 a.(pageno
) <- (pdimno, x, y, pdim
);
906 let x = x + w + xoff
*2 + conf
.interpagespace
in
907 loop (pageno
+1) pdimno pdim
x y rowh' pdims
909 loop 0 ~
-1 (-1,-1,-1,-1) 0 0 0 state
.pdims
;
910 conf
.columns
<- Cmulti
((columns
, coverA
, coverB
), a);
913 let a = Array.make
(state
.pagecount
*c) (-1, -1, -1, (-1, -1, -1, -1)) in
914 let rec loop pageno
pdimno pdim
y pdims
=
915 if pageno
!= state
.pagecount
917 let pdimno, ((_
, w, h, _
) as pdim
), pdims
=
919 | ((pageno'
, _
, _
, _
) as pdim
) :: rest
when pageno'
= pageno
->
921 | _
-> pdimno, pdim
, pdims
924 let rec loop1 n
x y =
925 if n
= c then y else (
926 a.(pageno
*c + n
) <- (pdimno, x, y, pdim
);
927 loop1 (n
+1) (x+cw) (y + h + conf
.interpagespace
)
930 let y = loop1 0 0 y in
931 loop (pageno
+1) pdimno pdim
y pdims
933 loop 0 ~
-1 (-1,-1,-1,-1) 0 state
.pdims
;
934 conf
.columns
<- Csplit
(c, a);
938 docolumns conf
.columns
;
939 state
.maxy <- calcheight
();
940 if state
.reprf
== noreprf
942 match state
.mode
with
943 | Birdseye
(_
, _
, pageno
, _
, _
) ->
944 let y, h = getpageyh pageno
in
945 let top = (state
.winh
- h) / 2 in
946 gotoxy state
.x (max
0 (y - top))
947 | Textentry _
| View
| LinkNav _
->
948 let y = getanchory state
.anchor in
949 let y = min
y (state
.maxy - state
.winh
) in
954 state
.reprf
<- noreprf
;
958 let reshape ?
(firsttime
=false) w h =
959 GlDraw.viewport ~
x:0 ~
y:0 ~
w ~
h;
960 if not firsttime
&& nogeomcmds state
.geomcmds
961 then state
.anchor <- getanchor
();
964 let w = truncate
(float w *. conf
.zoom
) in
967 setfontsize fstate
.fontsize
;
968 GlMat.mode `modelview
;
969 GlMat.load_identity
();
971 GlMat.mode `projection
;
972 GlMat.load_identity
();
973 GlMat.rotate ~
x:1.0 ~angle
:180.0 ();
974 GlMat.translate ~
x:~
-.1.0 ~
y:~
-.1.0 ();
975 GlMat.scale3
(2.0 /. float state
.winw
, 2.0 /. float state
.winh
, 1.0);
980 else float state
.x /. float state
.w
982 invalidate "geometry"
986 then state
.x <- truncate
(relx *. float w);
988 match conf
.columns
with
990 | Cmulti
((c, _
, _
), _
) -> (w - (c-1)*conf
.interpagespace
) / c
991 | Csplit
(c, _
) -> w * c
993 wcmd "geometry %d %d %d" w (stateh h) (FMTE.to_int conf
.fitmodel
)
998 let len = Queue.length state
.tilelru
in
999 let layout = lazy (if conf
.preload
1000 then preloadlayout state
.x state
.y state
.winw state
.winh
1001 else state
.layout) in
1003 if state
.memused
> conf
.memlimit
1007 let (k
, p
, s) as lruitem
= Queue.pop state
.tilelru
in
1008 let n, gen
, colorspace
, angle
, pagew
, pageh
, col, row = k
in
1009 let (_
, pw, ph
, _
) = getpagedim
n in
1011 && colorspace
= conf
.colorspace
1012 && angle
= conf
.angle
1016 let x = col*conf
.tilew
and y = row*conf
.tileh
in
1017 tilevisible (Lazy.force_val
layout) n x y
1019 then Queue.push lruitem state
.tilelru
1022 wcmd "freetile %s" (~
> p
);
1023 state
.memused
<- state
.memused
- s;
1024 state
.uioh#infochanged Memused
;
1025 Hashtbl.remove state
.tilemap k
;
1033 let onpagerect pageno
f =
1035 match conf
.columns
with
1036 | Cmulti
(_
, b) -> b
1038 | Csplit
(_
, b) -> b
1040 if pageno
>= 0 && pageno
< Array.length
b
1042 let (_
, _
, _
, (_
, w, h, _
)) = b.(pageno
) in
1046 let gotopagexy1 pageno
x y =
1047 let _,w1
,h1
,leftx
= getpagedim pageno
in
1048 let top = y /. (float h1
) in
1049 let left = x /. (float w1
) in
1050 let py, w, h = getpageywh pageno
in
1051 let wh = state
.winh
in
1052 let x = left *. (float w) in
1053 let x = leftx
+ state
.x + truncate
x in
1055 if x < 0 || x >= state
.winw
1059 let pdy = truncate
(top *. float h) in
1060 let y'
= py + pdy in
1061 let dy = y'
- state
.y in
1063 if x != state
.x || not
(dy > 0 && dy < wh)
1065 if conf
.presentation
1067 if abs
(py - y'
) > wh
1074 if state
.x != sx || state
.y != sy
1076 else gotoxy state
.x state
.y;
1079 let gotopagexy pageno
x y =
1080 match state
.mode
with
1081 | Birdseye
_ -> gotopage pageno
0.0
1082 | Textentry
_ | View
| LinkNav
_ -> gotopagexy1 pageno
x y
1085 let getpassword () =
1086 let passcmd = getenvdef
"LLPP_ASKPASS" conf
.passcmd in
1089 else getcmdoutput
(fun s ->
1090 impmsg "error getting password: %s" s;
1091 dolog
"%s" s) passcmd;
1094 let pgoto opaque pageno
x y =
1095 let pdimno = getpdimno pageno
in
1096 let x, y = project opaque pageno
pdimno x y in
1097 gotopagexy pageno
x y;
1101 (* dolog "%S" cmds; *)
1102 let spl = splitatchar cmds ' '
in
1104 try Scanf.sscanf
s fmt
f
1106 dolog
"error processing '%S': %s" cmds
@@ exntos exn
;
1109 let addoutline outline
=
1110 match state
.currently
with
1111 | Outlining outlines
-> state
.currently
<- Outlining
(outline
:: outlines
)
1112 | Idle
-> state
.currently
<- Outlining
[outline
]
1113 | Loading
_ | Tiling
_ ->
1114 dolog
"invalid outlining state";
1115 logcurrently state
.currently
1120 state
.uioh#infochanged Pdim
;
1122 | "clearrects", "" ->
1123 state
.rects
<- state
.rects1
;
1124 postRedisplay
"clearrects";
1126 | "continue", args
->
1127 let n = scan args
"%u" (fun n -> n) in
1128 state
.pagecount
<- n;
1129 begin match state
.currently
with
1131 state
.currently
<- Idle
;
1132 state
.outlines
<- Array.of_list
(List.rev l
)
1133 | Idle
| Loading
_ | Tiling
_ -> ()
1136 let cur, cmds
= state
.geomcmds
in
1137 if emptystr
cur then error
"empty geomcmd";
1139 begin match List.rev cmds
with
1141 state
.geomcmds
<- E.s, [];
1145 state
.geomcmds
<- s, List.rev rest
;
1147 postRedisplay
"continue";
1153 if conf
.verbose
then showtext ' ' args
1156 Buffer.add_string state
.errmsgs args
;
1157 state
.newerrmsgs
<- true;
1158 postRedisplay
"error message"
1160 | "progress", args
->
1161 let progress, text =
1163 (fun f pos
-> f, String.sub args pos
(String.length args
- pos
))
1166 state
.progress <- progress;
1167 postRedisplay
"progress"
1169 | "firstmatch", args
->
1170 let pageno, c, x0, y0, x1, y1, x2
, y2
, x3
, y3
=
1171 scan args
"%u %d %f %f %f %f %f %f %f %f"
1172 (fun p
c x0 y0 x1 y1 x2 y2 x3 y3
->
1173 (p
, c, x0, y0, x1, y1, x2
, y2
, x3
, y3
))
1175 let y = (getpagey
pageno) + truncate
y0 in
1177 if (state
.x < - truncate
x0) || (state
.x > state
.winw
- truncate
x1)
1178 then state
.winw
/2 - truncate
(x0 /. 2. +. x1 /. 2.)
1183 let color = (0.0, 0.0, 1.0 /. float c, 0.5) in
1184 state
.rects1
<- [pageno, color, (x0, y0, x1, y1, x2
, y2
, x3
, y3
)]
1187 let pageno, c, x0, y0, x1, y1, x2
, y2
, x3
, y3
=
1188 scan args
"%u %d %f %f %f %f %f %f %f %f"
1189 (fun p
c x0 y0 x1 y1 x2 y2 x3 y3
->
1190 (p
, c, x0, y0, x1, y1, x2
, y2
, x3
, y3
))
1192 let color = (0.0, 0.0, 1.0 /. float c, 0.5) in
1194 (pageno, color, (x0, y0, x1, y1, x2
, y2
, x3
, y3
)) :: state
.rects1
1197 let pageopaques, t
= scan args
"%s %f" (fun p t
-> p
, t
) in
1198 let pageopaque = ~
< pageopaques in
1199 begin match state
.currently
with
1200 | Loading
(l
, gen
) ->
1201 vlog
"page %d took %f sec" l
.pageno t
;
1202 Hashtbl.replace state
.pagemap
(l
.pageno, gen
) pageopaque;
1203 let preloadedpages =
1205 then preloadlayout state
.x state
.y state
.winw state
.winh
1209 let set = List.fold_left
(fun s l
-> IntSet.add l
.pageno s)
1210 IntSet.empty
preloadedpages
1213 Hashtbl.fold (fun ((pageno, _) as key) opaque
accu ->
1214 if not
(IntSet.mem
pageno set)
1216 wcmd "freepage %s" (~
> opaque
);
1222 List.iter
(Hashtbl.remove state
.pagemap
) evictedpages;
1225 state
.currently
<- Idle
;
1228 tilepage l
.pageno pageopaque state
.layout;
1230 load preloadedpages;
1231 let visible = pagevisible state
.layout l
.pageno in
1234 match state
.mode
with
1235 | LinkNav
(Ltnotready
(pageno, dir
)) ->
1236 if pageno = l
.pageno
1241 then LDfirstvisible
(l
.pagex
, l
.pagey, dir
)
1242 else if dir
> 0 then LDfirst
else LDlast
1244 findlink
pageopaque ld
1249 showlinktype (getlink
pageopaque n);
1250 state
.mode
<- LinkNav
(Ltexact
(l
.pageno, n))
1252 | LinkNav
(Ltgendir
_)
1253 | LinkNav
(Ltexact
_)
1259 if visible && layoutready state
.layout
1260 then postRedisplay
"page";
1263 | Idle
| Tiling
_ | Outlining
_ ->
1264 dolog
"Inconsistent loading state";
1265 logcurrently state
.currently
;
1270 let (x, y, opaques
, size
, t
) =
1271 scan args
"%u %u %s %u %f" (fun x y p size t
-> (x, y, p
, size
, t
))
1273 let opaque = ~
< opaques
in
1274 begin match state
.currently
with
1275 | Tiling
(l
, pageopaque, cs
, angle
, gen
, col, row, tilew
, tileh
) ->
1276 vlog
"tile %d [%d,%d] took %f sec" l
.pageno col row t
;
1279 if tilew
!= conf
.tilew
|| tileh
!= conf
.tileh
1281 wcmd "freetile %s" (~
> opaque);
1282 state
.currently
<- Idle
;
1286 puttileopaque l
col row gen cs angle
opaque size t
;
1287 state
.memused
<- state
.memused
+ size
;
1288 state
.uioh#infochanged Memused
;
1290 Queue.push
((l
.pageno, gen
, cs
, angle
, l
.pagew
, l
.pageh
, col, row),
1291 opaque, size
) state
.tilelru
;
1293 state
.currently
<- Idle
;
1295 && conf
.colorspace
= cs
1296 && conf
.angle
= angle
1297 && tilevisible state
.layout l
.pageno x y
1298 then conttiling l
.pageno pageopaque;
1300 preload state
.layout;
1302 && conf
.colorspace
= cs
1303 && conf
.angle
= angle
1304 && tilevisible state
.layout l
.pageno x y
1305 && layoutready state
.layout
1306 then postRedisplay
"tile nothrottle";
1309 | Idle
| Loading
_ | Outlining
_ ->
1310 dolog
"Inconsistent tiling state";
1311 logcurrently state
.currently
;
1316 let (n, w, h, _) as pdim
=
1317 scan args
"%u %u %u %u" (fun n w h x -> n, w, h, x)
1320 match conf
.fitmodel
with
1322 | FitPage
| FitProportional
->
1323 match conf
.columns
with
1324 | Csplit
_ -> (n, w, h, 0)
1325 | Csingle
_ | Cmulti
_ -> pdim
1327 state
.pdims
<- pdim :: state
.pdims
;
1328 state
.uioh#infochanged Pdim
1331 let (l
, n, t
, h, pos
) =
1332 scan args
"%u %u %d %u %n" (fun l
n t
h pos
-> l
, n, t
, h, pos
)
1334 let s = String.sub args pos
(String.length args
- pos
) in
1335 addoutline (s, l
, Oanchor
(n, float t
/. float h, 0.0))
1338 let (l
, len, pos
) = scan args
"%u %u %n" (fun l
len pos
-> l
, len, pos
) in
1339 let s = String.sub args pos
len in
1340 let pos2 = pos
+ len + 1 in
1341 let uri = String.sub args
pos2 (String.length args
- pos2) in
1342 addoutline (s, l
, Ouri
uri)
1345 let (l
, pos
) = scan args
"%u %n" (fun l pos
-> l
, pos
) in
1346 let s = String.sub args pos
(String.length args
- pos
) in
1347 addoutline (s, l
, Onone
)
1350 let (n, l
, t
) = scan args
"%u %d %d" (fun n l t
-> n, l
, t
) in
1351 state
.reprf
<- (fun () -> gotopagexy n (float l
) (float t
))
1354 let c, v
= splitatchar args '
\t'
in
1361 if not
!ignoredoctitlte then Wsi.settitle v
;
1365 if let len = String.length
c in
1366 len > 6 && ((String.sub
c (len-4) 4) = "date")
1368 if String.length v
>= 7 && v
.[0] = 'D'
&& v
.[1] = '
:'
1370 let b = Buffer.create
10 in
1371 Printf.bprintf
b "%s\t" c;
1374 Buffer.add_substring
b v p l
;
1375 Buffer.add_char
b c;
1376 with exn
-> Buffer.add_string
b @@ exntos exn
1384 Printf.bprintf
b "[%s]" v
;
1391 state
.docinfo
<- (1, s) :: state
.docinfo
1394 state
.docinfo
<- List.rev state
.docinfo
;
1395 state
.uioh#infochanged Docinfo
1399 then Wsi.settitle
"Wrong password";
1400 let password = getpassword () in
1401 if emptystr
password
1402 then error
"document is password protected"
1403 else opendoc state
.path
password
1405 | _ -> error
"unknown cmd `%S'" cmds
1410 let action = function
1411 | HCprev
-> cbget cb ~
-1
1412 | HCnext
-> cbget cb
1
1413 | HCfirst
-> cbget cb ~
-(cb
.rc)
1414 | HClast
-> cbget cb
(cb
.len - 1 - cb
.rc)
1415 and cancel
() = cb
.rc <- rc
1419 let search pattern forward
=
1420 match conf
.columns
with
1421 | Csplit
_ -> impmsg "searching does not work properly in split columns mode"
1422 | Csingle
_ | Cmulti
_ ->
1423 if nonemptystr pattern
1426 match state
.layout with
1428 | l
:: _ -> l
.pageno, (l
.pagey + if forward
then 0 else 0*l
.pagevh)
1430 wcmd "search %d %d %d %d,%s\000"
1431 (btod conf
.icase
) pn py (btod forward
) pattern
;
1434 let intentry text key =
1436 if emptystr
text && key = Keys.Ascii '
-'
1437 then addchar
text '
-'
1439 match [@warning
"-4"] key with
1440 | Keys.Ascii
('
0'
..'
9'
as c) -> addchar
text c
1442 state
.text <- "invalid key";
1452 let l = String.length
s in
1453 let rec loop pos
n =
1457 let m = Char.code
s.[pos
] - (if pos
= 0 && l > 1 then 96 else 97) in
1458 loop (pos
+1) (n*26 + m)
1461 let rec loop n = function
1464 match getopaque l.pageno with
1465 | None
-> loop n rest
1467 let m = getlinkcount
opaque in
1470 let under = getlink
opaque n in
1472 else loop (n-m) rest
1474 loop n state
.layout;
1477 let linknentry text key = match [@warning
"-4"] key with
1478 | Keys.Ascii
('
a'
.. 'z'
as c) ->
1479 let text = addchar
text c in
1480 linknact (fun under -> state
.text <- undertext under) text;
1483 state
.text <- Printf.sprintf
"invalid key %s" @@ Keys.to_string
key;
1487 let textentry text key = match [@warning
"-4"] key with
1488 | Keys.Ascii
c -> TEcont
(addchar
text c)
1489 | Keys.Code
c -> TEcont
(text ^ toutf8
c)
1493 let reqlayout angle fitmodel
=
1494 if nogeomcmds state
.geomcmds
1495 then state
.anchor <- getanchor
();
1496 conf
.angle
<- angle
mod 360;
1499 match state
.mode
with
1500 | LinkNav
_ -> state
.mode
<- View
1501 | Birdseye
_ | Textentry
_ | View
-> ()
1503 conf
.fitmodel
<- fitmodel
;
1504 invalidate "reqlayout"
1505 (fun () -> wcmd "reqlayout %d %d %d"
1506 conf
.angle
(FMTE.to_int conf
.fitmodel
) (stateh state
.winh
));
1509 let settrim trimmargins trimfuzz
=
1510 if nogeomcmds state
.geomcmds
1511 then state
.anchor <- getanchor
();
1512 conf
.trimmargins
<- trimmargins
;
1513 conf
.trimfuzz
<- trimfuzz
;
1514 let x0, y0, x1, y1 = trimfuzz
in
1515 invalidate "settrim"
1516 (fun () -> wcmd "settrim %d %d %d %d %d"
1517 (btod conf
.trimmargins
) x0 y0 x1 y1);
1522 let zoom = max
0.0001 zoom in
1523 if zoom <> conf
.zoom
1525 state
.prevzoom
<- (conf
.zoom, state
.x);
1527 reshape state
.winw state
.winh
;
1528 state
.text <- Printf.sprintf
"zoom is now %-5.2f" (zoom *. 100.0);
1532 let pivotzoom ?
(vw=min state
.w state
.winw
)
1533 ?
(vh
=min
(state
.maxy-state
.y) state
.winh
)
1534 ?
(x=vw/2) ?
(y=vh
/2) zoom =
1535 let w = float state
.w /. zoom in
1536 let hw = w /. 2.0 in
1537 let ratio = float vh
/. float vw in
1538 let hh = hw *. ratio in
1539 let x0 = float x -. hw
1540 and y0 = float y -. hh in
1541 gotoxy (state
.x - truncate
x0) (state
.y + truncate
y0);
1545 let pivotzoom ?
vw ?vh ?
x ?
y zoom =
1546 if nogeomcmds state
.geomcmds
1549 then pivotzoom ?
vw ?vh ?
x ?
y zoom
1553 let setcolumns mode columns coverA coverB
=
1554 state
.prevcolumns
<- Some
(conf
.columns
, conf
.zoom);
1558 then impmsg "split mode doesn't work in bird's eye"
1560 conf
.columns
<- Csplit
(-columns
, E.a);
1568 conf
.columns
<- Csingle
E.a;
1573 conf
.columns
<- Cmulti
((columns
, coverA
, coverB
), E.a);
1577 reshape state
.winw state
.winh
;
1580 let resetmstate () =
1581 state
.mstate
<- Mnone
;
1582 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
1585 let enterbirdseye () =
1586 let zoom = float conf
.thumbw
/. float state
.winw
in
1587 let birdseyepageno =
1588 let cy = state
.winh
/ 2 in
1592 let rec fold best
= function
1595 let d = cy - (l.pagedispy + l.pagevh/2)
1596 and dbest
= cy - (best
.pagedispy + best
.pagevh/2) in
1597 if abs
d < abs dbest
1606 { conf
with zoom = conf
.zoom },
1607 state
.x, birdseyepageno, -1, getanchor
()
1611 conf
.presentation
<- false;
1612 conf
.interpagespace
<- 10;
1613 conf
.hlinks
<- false;
1614 conf
.fitmodel
<- FitPage
;
1617 match conf
.beyecolumns
with
1620 Cmulti
((c, 0, 0), E.a)
1621 | None
-> Csingle
E.a
1624 then state
.text <- Printf.sprintf
"birds eye mode on (zoom %3.1f%%)"
1626 else state
.text <- E.s;
1627 reshape state
.winw state
.winh
;
1630 let leavebirdseye (c, leftx
, pageno, _, anchor) goback
=
1632 conf
.zoom <- c.zoom;
1633 conf
.presentation
<- c.presentation
;
1634 conf
.interpagespace
<- c.interpagespace
;
1635 conf
.hlinks
<- c.hlinks
;
1636 conf
.fitmodel
<- c.fitmodel
;
1637 conf
.beyecolumns
<- (
1638 match conf
.columns
with
1639 | Cmulti
((c, _, _), _) -> Some
c
1641 | Csplit
_ -> error
"leaving bird's eye split mode"
1644 match c.columns
with
1645 | Cmulti
(c, _) -> Cmulti
(c, E.a)
1646 | Csingle
_ -> Csingle
E.a
1647 | Csplit
(c, _) -> Csplit
(c, E.a)
1650 then state
.text <- Printf.sprintf
"birds eye mode off (zoom %3.1f%%)"
1652 reshape state
.winw state
.winh
;
1653 state
.anchor <- if goback
then anchor else (pageno, 0.0, 1.0);
1657 let togglebirdseye () =
1658 match state
.mode
with
1659 | Birdseye vals
-> leavebirdseye vals
true
1660 | View
-> enterbirdseye ()
1661 | Textentry
_ | LinkNav
_ -> ()
1664 let upbirdseye incr
(conf
, leftx
, pageno, hooverpageno
, anchor) =
1665 let pageno = max
0 (pageno - incr
) in
1666 let rec loop = function
1667 | [] -> gotopage1 pageno 0
1668 | l :: _ when l.pageno = pageno ->
1669 if l.pagedispy >= 0 && l.pagey = 0
1670 then postRedisplay
"upbirdseye"
1671 else gotopage1 pageno 0
1672 | _ :: rest
-> loop rest
1676 state
.mode
<- Birdseye
(conf
, leftx
, pageno, hooverpageno
, anchor)
1679 let downbirdseye incr
(conf
, leftx
, pageno, hooverpageno
, anchor) =
1680 let pageno = min
(state
.pagecount
- 1) (pageno + incr
) in
1681 state
.mode
<- Birdseye
(conf
, leftx
, pageno, hooverpageno
, anchor);
1682 let rec loop = function
1684 let y, h = getpageyh
pageno in
1685 let dy = (y - state
.y) - (state
.winh
- h - conf
.interpagespace
) in
1686 gotoxy state
.x (clamp dy)
1687 | l :: _ when l.pageno = pageno ->
1688 if l.pagevh != l.pageh
1689 then gotoxy state
.x (clamp (l.pageh
- l.pagevh + conf
.interpagespace
))
1690 else postRedisplay
"downbirdseye"
1691 | _ :: rest
-> loop rest
1697 let optentry mode
_ key =
1698 let btos b = if b then "on" else "off" in
1699 match [@warning
"-4"] key with
1703 let n, a, b = multicolumns_of_string
s in
1704 setcolumns mode
n a b;
1706 state
.text <- Printf.sprintf
"bad columns `%s': %s" s @@ exntos exn
1708 TEswitch
("columns: ", E.s, None
, textentry, ondone, true)
1713 let zoom = float (int_of_string
s) /. 100.0 in
1716 state
.text <- Printf.sprintf
"bad integer `%s': %s" s @@ exntos exn
1718 TEswitch
("zoom: ", E.s, None
, intentry, ondone, true)
1721 conf
.icase
<- not conf
.icase
;
1722 TEdone
("case insensitive search " ^
(btos conf
.icase
))
1725 conf
.verbose
<- not conf
.verbose
;
1726 TEdone
("verbose " ^
(btos conf
.verbose
))
1729 conf
.debug
<- not conf
.debug
;
1730 TEdone
("debug " ^
(btos conf
.debug
))
1733 conf
.underinfo
<- not conf
.underinfo
;
1734 TEdone
("underinfo " ^
btos conf
.underinfo
)
1737 settrim (not conf
.trimmargins
) conf
.trimfuzz
;
1738 TEdone
("trim margins " ^
btos conf
.trimmargins
)
1741 conf
.invert
<- not conf
.invert
;
1742 TEdone
("invert colors " ^
btos conf
.invert
)
1746 cbput state
.hists
.sel
s;
1749 TEswitch
("selection command: ", E.s, Some
(onhist state
.hists
.sel
),
1750 textentry, ondone, true)
1754 then conf
.pax
<- Some
0.0
1755 else conf
.pax
<- None
;
1756 TEdone
("PAX " ^
btos (conf
.pax
!= None
))
1759 state
.text <- Printf.sprintf
"bad option %d `%c'" (Char.code
c) c;
1762 | _ -> TEcont state
.text
1765 let adderrmsg src msg
=
1766 Buffer.add_string state
.errmsgs msg
;
1767 state
.newerrmsgs
<- true;
1771 let adderrfmt src fmt
= Format.ksprintf
(fun s -> adderrmsg src
s) fmt
;;
1773 class outlinelistview ~zebra ~source
=
1774 let settext autonarrow
s =
1777 let ss = source#statestr
in
1778 state
.text <- if emptystr
ss
1780 else "{" ^
ss ^
"} [" ^
s ^
"]"
1781 else state
.text <- s
1787 ~source
:(source
:> lvsource
)
1789 ~modehash
:(findkeyhash conf
"outline")
1792 val m_autonarrow
= false
1794 method! key key mask
=
1796 if emptystr state
.text
1798 else fstate
.maxrows - 2
1800 let calcfirst first active
=
1803 let rows = active
- first
in
1804 if rows > maxrows then active
- maxrows else first
1808 let active = m_active
+ incr
in
1809 let active = bound
active 0 (source#getitemcount
- 1) in
1810 let first = calcfirst m_first
active in
1811 postRedisplay
"outline navigate";
1812 coe
{< m_active
= active; m_first
= first >}
1814 let navscroll first =
1816 let dist = m_active
- first in
1822 else first + maxrows
1825 postRedisplay
"outline navscroll";
1826 coe
{< m_first
= first; m_active
= active >}
1828 let ctrl = Wsi.withctrl mask
in
1830 match Wsi.kc2kt
key with
1831 | Ascii '
a'
when ctrl ->
1839 let pattern = source#renarrow
in
1840 if nonemptystr m_qsearch
1841 then (source#narrow m_qsearch
; m_qsearch
)
1845 settext (not m_autonarrow
) text;
1846 postRedisplay
"toggle auto narrowing";
1847 coe
{< m_first
= 0; m_active
= 0; m_autonarrow
= not m_autonarrow
>}
1849 | Ascii '
/'
when emptystr m_qsearch
&& not m_autonarrow
->
1851 postRedisplay
"toggle auto narrowing";
1852 coe
{< m_first
= 0; m_active
= 0; m_autonarrow
= true >}
1854 | Ascii '
n'
when ctrl ->
1855 source#narrow m_qsearch
;
1857 then source#add_narrow_pattern m_qsearch
;
1858 postRedisplay
"outline ctrl-n";
1859 coe
{< m_first
= 0; m_active
= 0 >}
1861 | Ascii 'S'
when ctrl ->
1862 let active = source#calcactive
(getanchor
()) in
1863 let first = firstof m_first
active in
1864 postRedisplay
"outline ctrl-s";
1865 coe
{< m_first
= first; m_active
= active >}
1867 | Ascii 'u'
when ctrl ->
1868 postRedisplay
"outline ctrl-u";
1869 if m_autonarrow
&& nonemptystr m_qsearch
1871 ignore
(source#renarrow
);
1872 settext m_autonarrow
E.s;
1873 coe
{< m_first
= 0; m_active
= 0; m_qsearch
= E.s >}
1876 source#del_narrow_pattern
;
1877 let pattern = source#renarrow
in
1879 if emptystr
pattern then E.s else "Narrowed to " ^
pattern
1881 settext m_autonarrow
text;
1882 coe
{< m_first
= 0; m_active
= 0; m_qsearch
= E.s >}
1885 | Ascii '
l'
when ctrl ->
1886 let first = max
0 (m_active
- (fstate
.maxrows / 2)) in
1887 postRedisplay
"outline ctrl-l";
1888 coe
{< m_first
= first >}
1890 | Ascii '
\t'
when m_autonarrow
->
1891 if nonemptystr m_qsearch
1893 postRedisplay
"outline list view tab";
1894 source#add_narrow_pattern m_qsearch
;
1896 coe
{< m_qsearch
= E.s >}
1900 | Escape
when m_autonarrow
->
1901 if nonemptystr m_qsearch
1902 then source#add_narrow_pattern m_qsearch
;
1905 | Enter
when m_autonarrow
->
1906 if nonemptystr m_qsearch
1907 then source#add_narrow_pattern m_qsearch
;
1910 | (Ascii
_ | Code
_) when m_autonarrow
->
1911 let pattern = m_qsearch ^ toutf8
key in
1912 postRedisplay
"outlinelistview autonarrow add";
1913 source#narrow
pattern;
1914 settext true pattern;
1915 coe
{< m_first
= 0; m_active
= 0; m_qsearch
= pattern >}
1917 | Backspace
when m_autonarrow
->
1918 if emptystr m_qsearch
1921 let pattern = withoutlastutf8 m_qsearch
in
1922 postRedisplay
"outlinelistview autonarrow backspace";
1923 ignore
(source#renarrow
);
1924 source#narrow
pattern;
1925 settext true pattern;
1926 coe
{< m_first
= 0; m_active
= 0; m_qsearch
= pattern >}
1928 | Up
when ctrl -> navscroll (max
0 (m_first
- 1))
1931 navscroll (min
(source#getitemcount
- 1) (m_first
+ 1))
1933 | Up
-> navigate ~
-1
1934 | Down
-> navigate 1
1935 | Prior
-> navigate ~
-(fstate
.maxrows)
1936 | Next
-> navigate fstate
.maxrows
1942 postRedisplay
"outline ctrl right";
1943 {< m_pan
= m_pan
+ 1 >}
1945 else self#updownlevel
1
1953 postRedisplay
"outline ctrl left";
1954 {< m_pan
= m_pan
- 1 >}
1956 else self#updownlevel ~
-1
1961 postRedisplay
"outline home";
1962 coe
{< m_first
= 0; m_active
= 0 >}
1965 let active = source#getitemcount
- 1 in
1966 let first = max
0 (active - fstate
.maxrows) in
1967 postRedisplay
"outline end";
1968 coe
{< m_active
= active; m_first
= first >}
1970 | Delete
|Escape
|Insert
|Enter
|Ascii
_|Code
_|Ctrl
_|Backspace
|Fn
_ ->
1974 let genhistoutlines () =
1976 |> List.sort
(fun (_, c1
, _, _, _, _) (_, c2
, _, _, _, _) ->
1977 compare c2
.lastvisit c1
.lastvisit
)
1978 |> List.map
(fun ((path
, c, _, _, _, origin
) as hist
) ->
1979 let path = if nonemptystr origin
then origin
else path in
1980 let base = mbtoutf8
@@ Filename.basename
path in
1981 (base ^
"\000" ^
c.title
, 1, Ohistory hist
)
1985 let gotohist (path, c, bookmarks
, x, anchor, origin
) =
1986 Config.save
leavebirdseye;
1987 state
.anchor <- anchor;
1988 state
.bookmarks
<- bookmarks
;
1989 state
.origin
<- origin
;
1992 let x0, y0, x1, y1 = conf
.trimfuzz
in
1993 wcmd "trimset %d %d %d %d %d" (btod conf
.trimmargins
) x0 y0 x1 y1;
1994 reshape ~firsttime
:true state
.winw state
.winh
;
1995 opendoc path origin
;
1999 let setcheckers enabled
=
2000 match !checkerstexid with
2001 | None
-> if enabled
then checkerstexid := Some
(makecheckers
())
2005 GlTex.delete_texture id
;
2006 checkerstexid := None
;
2010 let describe_layout layout =
2014 | l :: [] -> Printf.sprintf
"Page %d" (l.pageno+1)
2017 if a.pageno = b.pageno then Printf.sprintf
"%d" (a.pageno+1)
2018 else Printf.sprintf
"%d%s%d" (a.pageno+1)
2019 (if a.pageno+1 = b.pageno then ", " else Utf8syms.ellipsis
)
2022 let rec fold s la lb
= function
2023 | [] -> Printf.sprintf
"%s %s" s (rangestr la lb
)
2024 | l :: rest
when l.pageno = succ lb
.pageno -> fold s la
l rest
2025 | l :: rest
-> fold (s ^
" " ^
rangestr la lb ^
",") l l rest
2027 fold "Pages" l l rest
2030 let maxy = maxy () in
2033 else 100. *. (float state
.y /. float maxy)
2035 Printf.sprintf
"%s of %d [%.2f%%]" d state
.pagecount
percent
2038 let setpresentationmode v
=
2039 let n = page_of_y state
.y in
2040 state
.anchor <- (n, 0.0, 1.0);
2041 conf
.presentation
<- v
;
2042 if conf
.fitmodel
= FitPage
2043 then reqlayout conf
.angle conf
.fitmodel
;
2048 let btos b = if b then Utf8syms.radical
else E.s in
2049 let showextended = ref false in
2050 let showcolors = ref false in
2051 let leave mode
_ = state
.mode
<- mode
in
2054 val mutable m_l
= []
2055 val mutable m_a
= E.a
2056 val mutable m_prev_uioh
= nouioh
2057 val mutable m_prev_mode
= View
2059 inherit lvsourcebase
2061 method reset prev_mode prev_uioh
=
2062 m_a
<- Array.of_list
(List.rev m_l
);
2064 m_prev_mode
<- prev_mode
;
2065 m_prev_uioh
<- prev_uioh
;
2067 method int name get
set =
2073 try set (int_of_string
s)
2075 state
.text <- Printf.sprintf
"bad integer `%s': %s"
2079 let te = name ^
": ", E.s, None
, intentry, ondone, true in
2080 state
.mode
<- Textentry
(te, leave m_prev_mode
);
2084 method int_with_suffix name get
set =
2086 (name
, `intws get
, 1,
2090 try set (int_of_string_with_suffix
s)
2092 state
.text <- Printf.sprintf
"bad integer `%s': %s"
2097 name ^
": ", E.s, None
, intentry_with_suffix, ondone, true
2099 state
.mode
<- Textentry
(te, leave m_prev_mode
);
2103 method bool ?
(offset
=1) ?
(btos=btos) name get
set =
2105 (name
, `
bool (btos, get
), offset
, Action
(
2112 method color name get
set =
2114 (name
, `
color get
, 1,
2117 let invalid = (nan
, nan
, nan
) in
2120 try color_of_string
s
2122 state
.text <- Printf.sprintf
"bad color `%s': %s"
2129 let te = name ^
": ", E.s, None
, textentry, ondone, true in
2130 state
.text <- color_to_string
(get
());
2131 state
.mode
<- Textentry
(te, leave m_prev_mode
);
2135 method string name get
set =
2137 (name
, `
string get
, 1,
2140 let ondone s = set s in
2141 let te = name ^
": ", E.s, None
, textentry, ondone, true in
2142 state
.mode
<- Textentry
(te, leave m_prev_mode
);
2146 method colorspace name get
set =
2148 (name
, `
string get
, 1,
2153 inherit lvsourcebase
2156 m_active
<- CSTE.to_int conf
.colorspace
;
2159 method getitemcount
=
2160 Array.length
CSTE.names
2163 method exit ~uioh ~cancel ~
active ~
first ~pan
=
2164 ignore
(uioh
, first, pan
);
2165 if not cancel
then set active;
2167 method hasaction
_ = true
2171 let modehash = findkeyhash conf
"info" in
2172 coe
(new listview ~zebra
:false ~helpmode
:false
2173 ~
source ~trusted
:true ~
modehash)
2176 method paxmark name get
set =
2178 (name
, `
string get
, 1,
2183 inherit lvsourcebase
2186 m_active
<- MTE.to_int conf
.paxmark
;
2189 method getitemcount
= Array.length
MTE.names
2190 method getitem
n = (MTE.names
.(n), 0)
2191 method exit ~uioh ~cancel ~
active ~
first ~pan
=
2192 ignore
(uioh
, first, pan
);
2193 if not cancel
then set active;
2195 method hasaction
_ = true
2199 let modehash = findkeyhash conf
"info" in
2200 coe
(new listview ~zebra
:false ~helpmode
:false
2201 ~
source ~trusted
:true ~
modehash)
2204 method fitmodel name get
set =
2206 (name
, `
string get
, 1,
2211 inherit lvsourcebase
2214 m_active
<- FMTE.to_int conf
.fitmodel
;
2217 method getitemcount
= Array.length
FMTE.names
2218 method getitem
n = (FMTE.names
.(n), 0)
2219 method exit ~uioh ~cancel ~
active ~
first ~pan
=
2220 ignore
(uioh
, first, pan
);
2221 if not cancel
then set active;
2223 method hasaction
_ = true
2227 let modehash = findkeyhash conf
"info" in
2228 coe
(new listview ~zebra
:false ~helpmode
:false
2229 ~
source ~trusted
:true ~
modehash)
2232 method caption
s offset
=
2233 m_l
<- (s, `empty
, offset
, Noaction
) :: m_l
2235 method caption2
s f offset
=
2236 m_l
<- (s, `
string f, offset
, Noaction
) :: m_l
2238 method getitemcount
= Array.length m_a
2241 let tostr = function
2242 | `
int f -> string_of_int
(f ())
2243 | `intws
f -> string_with_suffix_of_int
(f ())
2245 | `
color f -> color_to_string
(f ())
2246 | `
bool (btos, f) -> btos (f ())
2249 let name, t
, offset
, _ = m_a
.(n) in
2250 ((let s = tostr t
in
2252 then Printf.sprintf
"%s\t%s" name s
2256 method exit ~uioh ~cancel ~
active ~
first ~pan
=
2261 match m_a
.(active) with
2262 | _, _, _, Action
f -> f uioh
2263 | _, _, _, Noaction
-> uioh
2274 method hasaction
n =
2276 | _, _, _, Action
_ -> true
2277 | _, _, _, Noaction
-> false
2279 initializer m_active
<- 1
2282 let rec fillsrc prevmode prevuioh
=
2283 let sep () = src#caption
E.s 0 in
2284 let colorp name get
set =
2286 (fun () -> color_to_string
(get
()))
2288 try set @@ color_of_string
v
2291 Printf.sprintf
"bad color `%s': %s" v @@ exntos exn
2294 let rgba name get
set =
2296 (fun () -> get
() |> rgba_to_string
)
2298 try set @@ rgba_of_string
v
2301 Printf.sprintf
"bad color `%s': %s" v @@ exntos exn
2304 let oldmode = state
.mode
in
2305 let birdseye = isbirdseye state
.mode
in
2307 src#caption
(if birdseye then "Setup (Bird's eye)" else "Setup") 0;
2309 src#
bool "presentation mode"
2310 (fun () -> conf
.presentation
)
2311 (fun v -> setpresentationmode v);
2313 src#
bool "ignore case in searches"
2314 (fun () -> conf
.icase
)
2315 (fun v -> conf
.icase
<- v);
2318 (fun () -> conf
.preload)
2319 (fun v -> conf
.preload <- v);
2321 src#
bool "highlight links"
2322 (fun () -> conf
.hlinks
)
2323 (fun v -> conf
.hlinks
<- v);
2325 src#
bool "under info"
2326 (fun () -> conf
.underinfo
)
2327 (fun v -> conf
.underinfo
<- v);
2329 src#fitmodel
"fit model"
2330 (fun () -> FMTE.to_string conf
.fitmodel
)
2331 (fun v -> reqlayout conf
.angle
(FMTE.of_int
v));
2333 src#
bool "trim margins"
2334 (fun () -> conf
.trimmargins
)
2335 (fun v -> settrim v conf
.trimfuzz
; fillsrc prevmode prevuioh
);
2338 src#
int "inter-page space"
2339 (fun () -> conf
.interpagespace
)
2341 conf
.interpagespace
<- n;
2342 docolumns conf
.columns
;
2344 match state
.layout with
2346 | l :: _ -> l.pageno, l.pagey
2348 state
.maxy <- calcheight
();
2349 let y = getpagey
pageno in
2350 gotoxy state
.x (y + py)
2354 (fun () -> conf
.pagebias
)
2355 (fun v -> conf
.pagebias
<- v);
2357 src#
int "scroll step"
2358 (fun () -> conf
.scrollstep
)
2359 (fun n -> conf
.scrollstep
<- n);
2361 src#
int "horizontal scroll step"
2362 (fun () -> conf
.hscrollstep
)
2363 (fun v -> conf
.hscrollstep
<- v);
2365 src#
int "auto scroll step"
2367 match state
.autoscroll
with
2369 | _ -> conf
.autoscrollstep
)
2371 let n = boundastep state
.winh
n in
2372 if state
.autoscroll
<> None
2373 then state
.autoscroll
<- Some
n;
2374 conf
.autoscrollstep
<- n);
2377 (fun () -> truncate
(conf
.zoom *. 100.))
2378 (fun v -> pivotzoom ((float v) /. 100.));
2381 (fun () -> conf
.angle
)
2382 (fun v -> reqlayout v conf
.fitmodel
);
2384 src#
int "scroll bar width"
2385 (fun () -> conf
.scrollbw
)
2388 reshape state
.winw state
.winh
;
2391 src#
int "scroll handle height"
2392 (fun () -> conf
.scrollh
)
2393 (fun v -> conf
.scrollh
<- v;);
2395 src#
int "thumbnail width"
2396 (fun () -> conf
.thumbw
)
2398 conf
.thumbw
<- min
4096 v;
2401 leavebirdseye beye
false;
2408 let mode = state
.mode in
2409 src#
string "columns"
2411 match conf
.columns
with
2413 | Cmulti
(multi
, _) -> multicolumns_to_string multi
2414 | Csplit
(count
, _) -> "-" ^ string_of_int count
2417 let n, a, b = multicolumns_of_string
v in
2418 setcolumns mode n a b);
2421 src#caption
"Pixmap cache" 0;
2422 src#int_with_suffix
"size (advisory)"
2423 (fun () -> conf
.memlimit
)
2424 (fun v -> conf
.memlimit
<- v);
2428 Printf.sprintf
"%s bytes, %d tiles"
2429 (string_with_suffix_of_int state
.memused
)
2430 (Hashtbl.length state
.tilemap
)) 1;
2433 src#caption
"Layout" 0;
2434 src#caption2
"Dimension"
2435 (fun () -> Printf.sprintf
"%dx%d (virtual %dx%d)"
2436 state
.winw state
.winh
2440 then src#caption2
"Position" (fun () ->
2441 Printf.sprintf
"%dx%d" state
.x state
.y
2443 else src#caption2
"Position" (fun () -> describe_layout state
.layout) 1;
2446 src#
bool ~offset
:0 ~
btos:(fun v -> if v then "(on)" else "(off)")
2447 "Save these parameters as global defaults at exit"
2448 (fun () -> conf
.bedefault
)
2449 (fun v -> conf
.bedefault
<- v);
2452 let btos b = Utf8syms.(if b then lguillemet
else rguillemet
) in
2453 src#
bool ~offset
:0 ~
btos "Extended parameters"
2454 (fun () -> !showextended)
2455 (fun v -> showextended := v; fillsrc prevmode prevuioh
);
2459 (fun () -> conf
.checkers
)
2460 (fun v -> conf
.checkers
<- v; setcheckers v);
2461 src#
bool "update cursor"
2462 (fun () -> conf
.updatecurs
)
2463 (fun v -> conf
.updatecurs
<- v);
2464 src#
bool "scroll-bar on the left"
2465 (fun () -> conf
.leftscroll
)
2466 (fun v -> conf
.leftscroll
<- v);
2468 (fun () -> conf
.verbose
)
2469 (fun v -> conf
.verbose
<- v);
2470 src#
bool "invert colors"
2471 (fun () -> conf
.invert
)
2472 (fun v -> conf
.invert
<- v);
2474 (fun () -> conf
.maxhfit
)
2475 (fun v -> conf
.maxhfit
<- v);
2477 (fun () -> conf
.pax
!= None
)
2480 then conf
.pax
<- Some
(now
())
2481 else conf
.pax
<- None
);
2482 src#
string "uri launcher"
2483 (fun () -> conf
.urilauncher
)
2484 (fun v -> conf
.urilauncher
<- v);
2485 src#
string "path launcher"
2486 (fun () -> conf
.pathlauncher
)
2487 (fun v -> conf
.pathlauncher
<- v);
2488 src#
string "tile size"
2489 (fun () -> Printf.sprintf
"%dx%d" conf
.tilew conf
.tileh
)
2492 let w, h = Scanf.sscanf
v "%dx%d" (fun w h -> w, h) in
2493 conf
.tilew
<- max
64 w;
2494 conf
.tileh
<- max
64 h;
2497 state
.text <- Printf.sprintf
"bad tile size `%s': %s"
2500 src#
int "texture count"
2501 (fun () -> conf
.texcount
)
2504 then conf
.texcount
<- v
2505 else impmsg "failed to set texture count please retry later"
2507 src#
int "slice height"
2508 (fun () -> conf
.sliceheight
)
2510 conf
.sliceheight
<- v;
2511 wcmd "sliceh %d" conf
.sliceheight
;
2513 src#
int "anti-aliasing level"
2514 (fun () -> conf
.aalevel
)
2516 conf
.aalevel
<- bound
v 0 8;
2517 state
.anchor <- getanchor
();
2518 opendoc state
.path state
.password;
2520 src#
string "page scroll scaling factor"
2521 (fun () -> string_of_float conf
.pgscale)
2523 try conf
.pgscale <- float_of_string
v
2526 Printf.sprintf
"bad page scroll scaling factor `%s': %s" v
2529 src#
int "ui font size"
2530 (fun () -> fstate
.fontsize
)
2531 (fun v -> setfontsize (bound
v 5 100));
2532 src#
int "hint font size"
2533 (fun () -> conf
.hfsize
)
2534 (fun v -> conf
.hfsize
<- bound
v 5 100);
2535 src#
string "trim fuzz"
2536 (fun () -> irect_to_string conf
.trimfuzz
)
2539 conf
.trimfuzz
<- irect_of_string
v;
2541 then settrim true conf
.trimfuzz
;
2543 state
.text <- Printf.sprintf
"bad irect `%s': %s" v
2546 src#
string "selection command"
2547 (fun () -> conf
.selcmd
)
2548 (fun v -> conf
.selcmd
<- v);
2549 src#
string "synctex command"
2550 (fun () -> conf
.stcmd
)
2551 (fun v -> conf
.stcmd
<- v);
2552 src#
string "pax command"
2553 (fun () -> conf
.paxcmd
)
2554 (fun v -> conf
.paxcmd
<- v);
2555 src#
string "ask password command"
2556 (fun () -> conf
.passcmd)
2557 (fun v -> conf
.passcmd <- v);
2558 src#
string "save path command"
2559 (fun () -> conf
.savecmd
)
2560 (fun v -> conf
.savecmd
<- v);
2561 src#colorspace
"color space"
2562 (fun () -> CSTE.to_string conf
.colorspace
)
2564 conf
.colorspace
<- CSTE.of_int
v;
2568 src#paxmark
"pax mark method"
2569 (fun () -> MTE.to_string conf
.paxmark
)
2570 (fun v -> conf
.paxmark
<- MTE.of_int
v);
2574 (fun () -> conf
.usepbo
)
2575 (fun v -> conf
.usepbo
<- v);
2576 src#
bool "mouse wheel scrolls pages"
2577 (fun () -> conf
.wheelbypage
)
2578 (fun v -> conf
.wheelbypage
<- v);
2579 src#
bool "open remote links in a new instance"
2580 (fun () -> conf
.riani
)
2581 (fun v -> conf
.riani
<- v);
2582 src#
bool "edit annotations inline"
2583 (fun () -> conf
.annotinline
)
2584 (fun v -> conf
.annotinline
<- v);
2585 src#
bool "coarse positioning in presentation mode"
2586 (fun () -> conf
.coarseprespos
)
2587 (fun v -> conf
.coarseprespos
<- v);
2588 src#
bool "use document CSS"
2589 (fun () -> conf
.usedoccss
)
2591 conf
.usedoccss
<- v;
2592 state
.anchor <- getanchor
();
2593 opendoc state
.path state
.password;
2595 src#
bool ~
btos "colors"
2596 (fun () -> !showcolors)
2597 (fun v -> showcolors := v; fillsrc prevmode prevuioh
);
2600 colorp " background"
2601 (fun () -> conf
.bgcolor
)
2602 (fun v -> conf
.bgcolor
<- v);
2605 (fun () -> conf
.papercolor
)
2607 conf
.papercolor
<- v;
2608 setpapercolor conf
.papercolor
;
2612 (fun () -> conf
.sbarcolor
)
2613 (fun v -> conf
.sbarcolor
<- v);
2614 rgba " scrollbar handle"
2615 (fun () -> conf
.sbarhndlcolor
)
2616 (fun v -> conf
.sbarhndlcolor
<- v);
2617 rgba " texture color"
2618 (fun () -> conf
.texturecolor
)
2620 GlTex.env
(`
color v);
2621 conf
.texturecolor
<- v;
2627 src#caption
"Document" 0;
2628 List.iter
(fun (_, s) -> src#caption
s 1) state
.docinfo
;
2629 src#caption2
"Pages" (fun () -> string_of_int state
.pagecount
) 1;
2630 src#caption2
"Dimensions"
2631 (fun () -> string_of_int
(List.length state
.pdims
)) 1;
2632 if nonemptystr conf
.css
2633 then src#caption2
"CSS" (fun () -> conf
.css
) 1;
2637 src#caption
"Trimmed margins" 0;
2638 src#caption2
"Dimensions"
2639 (fun () -> string_of_int
(List.length state
.pdims
)) 1;
2643 src#caption
"OpenGL" 0;
2644 src#caption
(Printf.sprintf
"Vendor\t%s" (GlMisc.get_string `vendor
)) 1;
2645 src#caption
(Printf.sprintf
"Renderer\t%s" (GlMisc.get_string `renderer
)) 1;
2648 src#caption
"Location" 0;
2649 if nonemptystr state
.origin
2650 then src#caption
("Orign\t" ^ mbtoutf8 state
.origin
) 1;
2651 src#caption
("Path\t" ^ mbtoutf8 state
.path) 1;
2653 src#reset prevmode prevuioh
;
2658 let prevmode = state
.mode
2659 and prevuioh
= state
.uioh in
2660 fillsrc prevmode prevuioh
;
2661 let source = (src :> lvsource
) in
2662 let modehash = findkeyhash conf
"info" in
2665 inherit listview ~zebra
:false ~helpmode
:false
2666 ~
source ~trusted
:true ~
modehash as super
2667 val mutable m_prevmemused
= 0
2668 method! infochanged
= function
2670 if m_prevmemused
!= state
.memused
2672 m_prevmemused
<- state
.memused
;
2673 postRedisplay
"memusedchanged";
2675 | Pdim
-> postRedisplay
"pdimchanged"
2676 | Docinfo
-> fillsrc prevmode prevuioh
2678 method! key key mask
=
2679 if not
(Wsi.withctrl mask
)
2681 match [@warning
"-4"] Wsi.kc2kt
key with
2682 | Keys.Left
-> coe
(self#updownlevel ~
-1)
2683 | Keys.Right
-> coe
(self#updownlevel
1)
2684 | _ -> super#
key key mask
2685 else super#
key key mask
2687 postRedisplay
"info";
2694 inherit lvsourcebase
2695 method getitemcount
= Array.length state
.help
2697 let s, l, _ = state
.help
.(n) in
2700 method exit ~
uioh ~cancel ~
active ~
first ~pan
=
2704 match state
.help
.(active) with
2705 | _, _, Action
f -> Some
(f uioh)
2706 | _, _, Noaction
-> Some
uioh
2715 method hasaction
n =
2716 match state
.help
.(n) with
2717 | _, _, Action
_ -> true
2718 | _, _, Noaction
-> false
2725 let modehash = findkeyhash conf
"help" in
2727 state
.uioh <- coe
(new listview
2728 ~zebra
:false ~helpmode
:true
2729 ~
source ~trusted
:true ~
modehash);
2730 postRedisplay
"help";
2736 inherit lvsourcebase
2737 val mutable m_items
= E.a
2739 method getitemcount
= 1 + Array.length m_items
2744 else m_items
.(n-1), 0
2746 method exit ~
uioh ~cancel ~
active ~
first ~pan
=
2751 then Buffer.clear state
.errmsgs
;
2758 method hasaction
n =
2762 state
.newerrmsgs
<- false;
2763 let l = Str.split
Utils.Re.crlf
(Buffer.contents state
.errmsgs
) in
2764 m_items
<- Array.of_list
l
2773 let source = (msgsource :> lvsource
) in
2774 let modehash = findkeyhash conf
"listview" in
2777 inherit listview ~zebra
:false ~helpmode
:false
2778 ~
source ~trusted
:false ~
modehash as super
2781 then msgsource#reset
;
2784 postRedisplay
"msgs";
2788 let editor = getenvdef
"EDITOR" E.s in
2792 let tmppath = Filename.temp_file
"llpp" "note" in
2795 let oc = open_out
tmppath in
2799 let execstr = editor ^
" " ^
tmppath in
2801 match spawn
execstr [] with
2803 impmsg "spawn(%S) failed: %s" execstr @@ exntos exn
;
2806 match Unix.waitpid
[] pid
with
2808 impmsg "waitpid(%d) failed: %s" pid
@@ exntos exn
;
2812 | Unix.WEXITED
0 -> filecontents
tmppath
2814 impmsg "editor process(%s) exited abnormally: %d" execstr n;
2816 | Unix.WSIGNALED
n ->
2817 impmsg "editor process(%s) was killed by signal %d" execstr n;
2819 | Unix.WSTOPPED
n ->
2820 impmsg "editor(%s) process was stopped by signal %d" execstr n;
2823 match Unix.unlink
tmppath with
2825 impmsg "failed to ulink %S: %s" tmppath @@ exntos exn
;
2830 let enterannotmode opaque slinkindex
=
2833 inherit lvsourcebase
2834 val mutable m_text
= E.s
2835 val mutable m_items
= E.a
2837 method getitemcount
= Array.length m_items
2840 let label, _func
= m_items
.(n) in
2843 method exit ~
uioh ~cancel ~
active ~
first ~pan
=
2844 ignore
(uioh, first, pan
);
2847 let _label, func
= m_items
.(active) in
2852 method hasaction
n = nonemptystr
@@ fst m_items
.(n)
2855 let rec split accu b i
=
2857 if p = String.length
s
2858 then (String.sub s b (p-b), fun () -> ()) :: accu
2860 if (i
> 70 && s.[p] = ' '
) || s.[p] = '
\r'
|| s.[p] = '
\n'
2862 let ss = if i
= 0 then E.s else String.sub s b i
in
2863 split ((ss, fun () -> ())::accu) (p+1) 0
2864 else split accu b (i
+1)
2867 wcmd "freepage %s" (~
> opaque);
2869 Hashtbl.fold (fun key opaque'
accu ->
2870 if opaque'
= opaque'
2871 then key :: accu else accu) state
.pagemap
[]
2873 List.iter
(Hashtbl.remove state
.pagemap
) keys;
2875 gotoxy state
.x state
.y
2878 delannot
opaque slinkindex
;
2881 let edit inline
() =
2886 modannot
opaque slinkindex
s;
2892 let mode = state
.mode in
2895 ("annotation: ", m_text
, None
, textentry, update, true),
2896 fun _ -> state
.mode <- mode
2901 let s = getusertext m_text
in
2906 ( "[Copy]", fun () -> selstring conf
.selcmd m_text
)
2907 :: ("[Delete]", dele)
2908 :: ("[Edit]", edit conf
.annotinline
)
2909 :: (E.s, fun () -> ())
2910 :: split [] 0 0 |> List.rev
|> Array.of_list
2917 let s = getannotcontents
opaque slinkindex
in
2920 let source = (msgsource :> lvsource
) in
2921 let modehash = findkeyhash conf
"listview" in
2922 state
.uioh <- coe
(object
2923 inherit listview ~zebra
:false ~helpmode
:false
2924 ~
source ~trusted
:false ~
modehash
2926 postRedisplay
"enterannotmode";
2929 let gotoremote spec
=
2930 let filename, dest
= splitatchar spec '#'
in
2931 let getpath filename =
2933 if nonemptystr
filename
2935 if Filename.is_relative
filename
2937 let dir = Filename.dirname state
.path in
2939 if Filename.is_implicit
dir
2940 then Filename.concat
(Sys.getcwd
()) dir
2943 Filename.concat
dir filename
2947 if Sys.file_exists
path
2951 let path = getpath filename in
2955 let cmd = Lazy.force_val lcmd
in
2956 match spawn
cmd with
2958 | exception exn
-> dolog
"failed to execute `%s': %s" cmd @@ exntos exn
2960 let anchor = getanchor
() in
2961 let ranchor = state
.path, state
.password, anchor, state
.origin
in
2962 state
.origin
<- E.s;
2963 state
.ranchors
<- ranchor :: state
.ranchors
;
2966 if substratis spec
0 "page="
2968 match Scanf.sscanf spec
"page=%d" (fun n -> n) with
2970 state
.anchor <- (pageno, 0.0, 0.0);
2971 dospawn @@ lazy (Printf.sprintf
"%s -page %d %S" !selfexec pageno path);
2973 adderrfmt "error parsing remote destination" "page: %s" @@ exntos exn
2975 state
.nameddest
<- dest
;
2976 dospawn @@ lazy (!selfexec ^
" " ^
path ^
" -dest " ^ dest
)
2980 let gotounder = function
2981 | Ulinkuri
s when isexternallink
s ->
2982 if substratis
s 0 "file://"
2983 then gotoremote @@ String.sub s 7 (String.length
s - 7)
2984 else Help.gotouri conf
.urilauncher
s
2986 let pageno, x, y = uritolocation
s in
2988 gotopagexy pageno x y
2989 | Utext
_ | Unone
-> ()
2990 | Uannotation
(opaque, slinkindex
) -> enterannotmode opaque slinkindex
2993 let gotooutline (_, _, kind
) =
2996 | Oanchor
((pageno, y, _) as anchor) ->
2999 getanchory (if conf
.presentation
then (pageno, y, 1.0) else anchor)
3000 | Ouri
uri -> gotounder (Ulinkuri
uri)
3001 | Olaunch
cmd -> error
"gotounder (Ulaunch %S)" cmd
3002 | Oremote
(remote
, pageno) ->
3003 error
"gotounder (Uremote (%S,%d) )" remote
pageno
3004 | Ohistory hist
-> gotohist hist
3005 | Oremotedest
(path, dest
) ->
3006 error
"gotounder (Uremotedest (%S, %S))" path dest
3009 class outlinesoucebase fetchoutlines
= object (self
)
3010 inherit lvsourcebase
3011 val mutable m_items
= E.a
3012 val mutable m_minfo
= E.a
3013 val mutable m_orig_items
= E.a
3014 val mutable m_orig_minfo
= E.a
3015 val mutable m_narrow_patterns
= []
3016 val mutable m_gen
= -1
3018 method getitemcount
= Array.length m_items
3021 let s, n, _ = m_items
.(n) in
3024 method exit ~
(uioh:uioh) ~cancel ~
active ~
(first:int) ~pan
: uioh option =
3025 ignore
(uioh, first);
3027 if m_narrow_patterns
= []
3028 then m_orig_items
, m_orig_minfo
3029 else m_items
, m_minfo
3036 gotooutline m_items
.(active);
3044 method hasaction
(_:int) = true
3047 if Array.length m_items
!= Array.length m_orig_items
3050 match m_narrow_patterns
with
3052 | many
-> String.concat
Utf8syms.ellipsis
(List.rev many
)
3054 "Narrowed to " ^
s ^
" (ctrl-u to restore)"
3058 match m_narrow_patterns
with
3061 | head
:: _ -> Utf8syms.ellipsis ^ head
3063 method narrow
pattern =
3064 match Str.regexp_case_fold
pattern with
3067 let rec loop accu minfo
n =
3070 m_items
<- Array.of_list
accu;
3071 m_minfo
<- Array.of_list minfo
;
3074 let (s, _, _) as o = m_items
.(n) in
3076 match Str.search_forward re
s 0 with
3077 | exception Not_found
-> accu, minfo
3078 | first -> o :: accu, (first, Str.match_end
()) :: minfo
3080 loop accu minfo
(n-1)
3082 loop [] [] (Array.length m_items
- 1)
3084 method! getminfo
= m_minfo
3087 m_orig_items
<- fetchoutlines
();
3088 m_minfo
<- m_orig_minfo
;
3089 m_items
<- m_orig_items
3091 method add_narrow_pattern
pattern =
3092 m_narrow_patterns
<- pattern :: m_narrow_patterns
3094 method del_narrow_pattern
=
3095 match m_narrow_patterns
with
3096 | _ :: rest
-> m_narrow_patterns
<- rest
3101 match m_narrow_patterns
with
3102 | pattern :: [] -> self#narrow
pattern; pattern
3104 List.fold_left
(fun accu pattern ->
3105 self#narrow
pattern;
3106 pattern ^
Utf8syms.ellipsis ^
accu) E.s list
3108 method calcactive
(_:anchor) = 0
3110 method reset
anchor items =
3111 if state
.gen
!= m_gen
3113 m_orig_items
<- items;
3115 m_narrow_patterns
<- [];
3117 m_orig_minfo
<- E.a;
3121 if items != m_orig_items
3123 m_orig_items
<- items;
3124 if m_narrow_patterns
== []
3125 then m_items
<- items;
3128 let active = self#calcactive
anchor in
3130 m_first
<- firstof m_first
active
3134 let outlinesource fetchoutlines
=
3136 inherit outlinesoucebase fetchoutlines
3137 method! calcactive
anchor =
3138 let rely = getanchory anchor in
3139 let rec loop n best bestd
=
3140 if n = Array.length m_items
3143 let _, _, kind
= m_items
.(n) in
3146 let orely = getanchory anchor in
3147 let d = abs
(orely - rely) in
3150 else loop (n+1) best bestd
3151 | Onone
| Oremote
_ | Olaunch
_
3152 | Oremotedest
_ | Ouri
_ | Ohistory
_ ->
3153 loop (n+1) best bestd
3159 let enteroutlinemode, enterbookmarkmode
, enterhistmode
=
3160 let fetchoutlines sourcetype
() =
3161 match sourcetype
with
3162 | `bookmarks
-> Array.of_list state
.bookmarks
3163 | `outlines
-> state
.outlines
3164 | `history
-> genhistoutlines () |> Array.of_list
3166 let so = outlinesource (fetchoutlines `outlines
) in
3167 let sb = outlinesource (fetchoutlines `bookmarks
) in
3168 let sh = outlinesource (fetchoutlines `history
) in
3169 let mkselector sourcetype
source =
3171 let outlines = fetchoutlines sourcetype
() in
3172 if Array.length
outlines = 0
3173 then showtext ' ' errmsg
3176 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
3177 let anchor = getanchor
() in
3178 source#reset
anchor outlines;
3179 state
.text <- source#greetmsg
;
3181 coe
(new outlinelistview ~zebra
:(sourcetype
=`history
) ~
source);
3182 postRedisplay
"enter selector";
3186 let mkenter sourcetype errmsg
s = fun () -> mkselector sourcetype
s errmsg
in
3187 ( mkenter `
outlines "document has no outline" so
3188 , mkenter `bookmarks
"document has no bookmarks (yet)" sb
3189 , mkenter `history
"history is empty" sh )
3192 let quickbookmark ?title
() =
3193 match state
.layout with
3200 let tm = localtime
(now
()) in
3202 "Quick (page %d) (bookmarked on %02d/%02d/%d at %02d:%02d)"
3204 tm.tm_mday
(tm.tm_mon
+1) (tm.tm_year
+1900) tm.tm_hour
tm.tm_min
3206 | Some
title -> title
3208 state
.bookmarks
<- (title, 0, Oanchor
(getanchor1
l)) :: state
.bookmarks
3211 let setautoscrollspeed step goingdown
=
3212 let incr = max
1 ((abs step
) / 2) in
3213 let incr = if goingdown
then incr else -incr in
3214 let astep = boundastep state
.winh
(step
+ incr) in
3215 state
.autoscroll
<- Some
astep;
3219 match conf
.columns
with
3221 | Csingle
_ | Cmulti
_ -> state
.x != 0 || conf
.zoom > 1.0
3224 let panbound x = bound
x (-state
.w) state
.winw
;;
3226 let existsinrow pageno (columns
, coverA
, coverB
) p =
3227 let last = ((pageno - coverA
) mod columns
) + columns
in
3228 let rec any = function
3231 if l.pageno = coverA
- 1 || l.pageno = state
.pagecount
- coverB
3235 then (if l.pageno = last then false else any rest
)
3243 match state
.layout with
3245 let pageno = page_of_y state
.y in
3246 gotoxy state
.x (getpagey
(pageno+1))
3248 match conf
.columns
with
3250 if conf
.presentation
&& rest
== [] && l.pageh
> l.pagey + l.pagevh
3252 let y = clamp (pgscale state
.winh
) in
3255 let pageno = min
(l.pageno+1) (state
.pagecount
-1) in
3256 gotoxy state
.x (getpagey
pageno)
3257 | Cmulti
((c, _, _) as cl
, _) ->
3258 if conf
.presentation
3259 && (existsinrow l.pageno cl
3260 (fun l -> l.pageh
> l.pagey + l.pagevh))
3262 let y = clamp (pgscale state
.winh
) in
3265 let pageno = min
(l.pageno+c) (state
.pagecount
-1) in
3266 gotoxy state
.x (getpagey
pageno)
3268 if l.pageno < state
.pagecount
- 1 || l.pagecol
< n - 1
3270 let pagey, pageh
= getpageyh
l.pageno in
3271 let pagey = pagey + pageh
* l.pagecol
in
3272 let ips = if l.pagecol
= 0 then 0 else conf
.interpagespace
in
3273 gotoxy state
.x (pagey + pageh
+ ips)
3277 match state
.layout with
3279 let pageno = page_of_y state
.y in
3280 gotoxy state
.x (getpagey
(pageno-1))
3282 match conf
.columns
with
3284 if conf
.presentation
&& l.pagey != 0
3285 then gotoxy state
.x (clamp (pgscale ~
-(state
.winh
)))
3287 let pageno = max
0 (l.pageno-1) in
3288 gotoxy state
.x (getpagey
pageno)
3289 | Cmulti
((c, _, coverB
) as cl
, _) ->
3290 if conf
.presentation
&&
3291 (existsinrow l.pageno cl
(fun l -> l.pagey != 0))
3292 then gotoxy state
.x (clamp (pgscale ~
-(state
.winh
)))
3295 if l.pageno = state
.pagecount
- coverB
3299 let pageno = max
0 (l.pageno-decr) in
3300 gotoxy state
.x (getpagey
pageno)
3308 let pageno = max
0 (l.pageno-1) in
3309 let pagey, pageh
= getpageyh
pageno in
3312 let pagey, pageh
= getpageyh
l.pageno in
3313 pagey + pageh
* (l.pagecol
-1) - conf
.interpagespace
3319 if emptystr conf
.savecmd
3320 then adderrmsg "savepath-command is empty"
3321 "don't know where to save modified document"
3323 let savecmd = Str.global_replace
Utils.Re.percent state
.path conf
.savecmd in
3327 adderrfmt savecmd "failed to produce path to the saved copy: %s" exn
)
3332 let tmp = path ^
".tmp" in
3334 Unix.rename
tmp path;
3337 let viewkeyboard key mask
=
3339 let mode = state
.mode in
3340 state
.mode <- Textentry
(te, fun _ -> state
.mode <- mode);
3343 postRedisplay
"view:enttext"
3345 let ctrl = Wsi.withctrl mask
in
3347 match Wsi.kc2kt
key with
3348 | Ascii 'S'
-> state
.slideshow
<- state
.slideshow
lxor 1
3350 | Ascii 'Q'
-> exit
0
3354 match List.rev state
.rects
with
3356 | (pageno, _, (_, y0, _, y1, _, y2
, _, y3
)) :: _ ->
3357 f pageno (y0, y1, y2
, y3
)
3358 and yminmax
(y0, y1, y2
, y3
) =
3359 let ym = min
y0 y1 |> min y2
|> min y3
|> truncate
in
3360 let yM = max
y0 y1 |> max y2
|> max y3
|> truncate
in
3363 let ondone msg
= state
.text <- msg
3365 match [@warning
"-4"] k
with
3368 let ym, yM = yminmax ys
in
3369 let hh = (yM - ym)/2 in
3370 gotopage1 pageno (ym + hh - state
.winh
/2)
3376 let ym, _ = yminmax ys
in
3383 let _, yM = yminmax ys
in
3384 gotopage1 pageno (yM - state
.winh
)
3390 enttext (": ", E.s, None
, zmod state
.mode, ondone, true)
3393 if hasunsavedchanges
()
3397 if conf
.angle
mod 360 = 0 && not
(isbirdseye state
.mode)
3400 match state
.lnava
with
3401 | None
-> LinkNav
(Ltgendir
0)
3402 | Some
pn -> LinkNav
(Ltexact
pn)
3404 gotoxy state
.x state
.y;
3406 else impmsg "keyboard link navigation does not work under rotation"
3408 | Escape
| Ascii 'q'
->
3409 begin match state
.mstate
with
3412 postRedisplay
"kill rect";
3415 | Mscrolly
| Mscrollx
3418 begin match state
.mode with
3421 | Ltexact pl
-> state
.lnava
<- Some pl
3422 | Ltgendir
_ | Ltnotready
_ -> state
.lnava
<- None
3425 postRedisplay
"esc leave linknav"
3426 | Birdseye
_ | Textentry
_ | View
->
3427 match state
.ranchors
with
3429 | (path, password, anchor, origin
) :: rest
->
3430 state
.ranchors
<- rest
;
3431 state
.anchor <- anchor;
3432 state
.origin
<- origin
;
3433 state
.nameddest
<- E.s;
3434 opendoc path password
3440 gotoxy state
.x (getnav ~
-1)
3442 | Ascii '
o'
-> enteroutlinemode ()
3443 | Ascii 'H'
-> enterhistmode
()
3448 Hashtbl.iter
(fun _ opaque ->
3450 Hashtbl.clear state
.prects
) state
.pagemap
;
3451 postRedisplay
"dehighlight";
3453 | Ascii
(('
/'
| '?'
) as c) ->
3454 let ondone isforw
s =
3455 cbput state
.hists
.pat
s;
3456 state
.searchpattern
<- s;
3459 let s = String.make
1 c in
3460 enttext (s, E.s, Some
(onhist state
.hists
.pat
),
3461 textentry, ondone (c = '
/'
), true)
3463 | Ascii '
+'
| Ascii '
='
when ctrl ->
3464 let incr = if conf
.zoom +. 0.01 > 0.1 then 0.1 else 0.01 in
3465 pivotzoom (conf
.zoom +. incr)
3470 try int_of_string
s with exn
->
3472 Printf.sprintf
"bad integer `%s': %s" s @@ exntos exn
;
3478 state
.text <- "page bias is now " ^ string_of_int
n;
3481 enttext ("page bias: ", E.s, None
, intentry, ondone, true)
3483 | Ascii '
-'
when ctrl ->
3484 let decr = if conf
.zoom -. 0.1 < 0.1 then 0.01 else 0.1 in
3485 pivotzoom (max
0.01 (conf
.zoom -. decr))
3488 let ondone msg
= state
.text <- msg
in
3489 enttext ("option: ", E.s, None
,
3490 optentry state
.mode, ondone, true)
3492 | Ascii '
0'
when ctrl ->
3494 then gotoxy 0 state
.y
3497 | Ascii
('
1'
|'
2'
as c) when ctrl && conf
.fitmodel
!= FitPage
->
3499 match conf
.columns
with
3500 | Csingle
_ | Cmulti
_ -> 1
3501 | Csplit
(n, _) -> n
3503 let h = state
.winh
-
3504 conf
.interpagespace
lsl (if conf
.presentation
then 1 else 0)
3506 let zoom = zoomforh state
.winw
h 0 cols in
3507 if zoom > 0.0 && (c = '
2'
|| zoom < 1.0)
3510 | Ascii '
3'
when ctrl ->
3512 match conf
.fitmodel
with
3513 | FitWidth
-> FitProportional
3514 | FitProportional
-> FitPage
3515 | FitPage
-> FitWidth
3517 state
.text <- "fit model: " ^
FMTE.to_string
fm;
3518 reqlayout conf
.angle
fm
3520 | Ascii '
4'
when ctrl ->
3521 let zoom = getmaxw
() /. float state
.winw
in
3522 if zoom > 0.0 then setzoom zoom
3524 | Fn
9 | Ascii '
9'
when ctrl -> togglebirdseye ()
3526 | Ascii
('
0'
..'
9'
as c) when not
ctrl ->
3529 try int_of_string
s with exn
->
3530 state
.text <- Printf.sprintf
"bad integer `%s': %s" s @@ exntos exn
;
3536 cbput state
.hists
.pag
(string_of_int
n);
3537 gotopage1 (n + conf
.pagebias
- 1) 0;
3540 let pageentry text = function [@warning
"-4"]
3541 | Keys.Ascii '
g'
-> TEdone
text
3542 | key -> intentry text key
3544 let text = String.make
1 c in
3545 enttext (":", text, Some
(onhist state
.hists
.pag
),
3546 pageentry, ondone, true)
3549 conf
.scrollb
<- if conf
.scrollb
= 0 then (scrollbvv
lor scrollbhv
) else 0;
3550 postRedisplay
"toggle scrollbar";
3553 state
.bzoom
<- not state
.bzoom
;
3555 showtext ' '
("block zoom " ^
if state
.bzoom
then "on" else "off")
3558 conf
.hlinks
<- not conf
.hlinks
;
3559 state
.text <- "highlightlinks " ^
if conf
.hlinks
then "on" else "off";
3560 postRedisplay
"toggle highlightlinks";
3563 if conf
.angle
mod 360 = 0
3565 state
.glinks
<- true;
3566 let mode = state
.mode in
3569 ("goto: ", E.s, None
, linknentry, linknact gotounder, false),
3571 state
.glinks
<- false;
3575 postRedisplay
"view:linkent(F)"
3577 else impmsg "hint mode does not work under rotation"
3580 state
.glinks
<- true;
3581 let mode = state
.mode in
3584 ("copy: ", E.s, None
, linknentry,
3585 linknact (fun under ->
3586 selstring conf
.selcmd
(undertext under)), false),
3588 state
.glinks
<- false;
3592 postRedisplay
"view:linkent"
3595 begin match state
.autoscroll
with
3597 conf
.autoscrollstep
<- step
;
3598 state
.autoscroll
<- None
3600 state
.autoscroll
<- Some conf
.autoscrollstep
;
3601 state
.slideshow
<- state
.slideshow
land lnot
2
3604 | Ascii '
p'
when ctrl ->
3605 launchpath () (* XXX where do error messages go? *)
3608 setpresentationmode (not conf
.presentation
);
3609 showtext ' '
("presentation mode " ^
3610 if conf
.presentation
then "on" else "off");
3613 if List.mem
Wsi.Fullscreen state
.winstate
3614 then Wsi.reshape conf
.cwinw conf
.cwinh
3615 else Wsi.fullscreen
()
3617 | Ascii
('
p'
|'N'
) -> search state
.searchpattern
false
3618 | Ascii '
n'
| Fn
3 -> search state
.searchpattern
true
3621 begin match state
.layout with
3623 | l :: _ -> gotoxy state
.x (getpagey
l.pageno)
3626 | Ascii ' '
-> nextpage ()
3627 | Delete
-> prevpage ()
3628 | Ascii '
='
-> showtext ' '
(describe_layout state
.layout);
3631 begin match state
.layout with
3634 Wsi.reshape l.pagew
l.pageh
;
3638 | Ascii '
\''
-> enterbookmarkmode
()
3639 | Ascii '
h'
| Fn
1 -> enterhelpmode ()
3640 | Ascii 'i'
-> enterinfomode ()
3641 | Ascii 'e'
when Buffer.length state
.errmsgs
> 0 -> entermsgsmode ()
3645 match state
.layout with
3646 | l :: _ when nonemptystr
s ->
3647 state
.bookmarks
<- (s, 0, Oanchor
(getanchor1
l)) :: state
.bookmarks
3650 enttext ("bookmark: ", E.s, None
, textentry, ondone, true)
3654 showtext ' '
"Quick bookmark added";
3656 | Ascii '
x'
-> state
.roam
()
3658 | Ascii
('
<'
|'
>'
as c) ->
3659 reqlayout (conf
.angle
+ (if c = '
>'
then 30 else -30)) conf
.fitmodel
3661 | Ascii
('
['
|'
]'
as c) ->
3663 bound
(conf
.colorscale
+. (if c = '
]'
then 0.1 else -0.1)) 0.0 1.0;
3664 postRedisplay
"brightness";
3666 | Ascii '
c'
when state
.mode = View
->
3671 let m = (state
.winw
- state
.w) / 2 in
3676 match state
.prevcolumns
with
3677 | None
-> (1, 0, 0), 1.0
3678 | Some
(columns
, z
) ->
3681 | Csplit
(c, _) -> -c, 0, 0
3682 | Cmulti
((c, a, b), _) -> c, a, b
3683 | Csingle
_ -> 1, 0, 0
3687 setcolumns View
c a b;
3690 | Down
| Up
when ctrl && Wsi.withshift mask
->
3691 let zoom, x = state
.prevzoom
in
3696 begin match state
.autoscroll
with
3698 begin match state
.mode with
3699 | Birdseye beye
-> upbirdseye 1 beye
3700 | Textentry
_ | View
| LinkNav
_ ->
3702 then gotoxy state
.x (clamp ~
-(state
.winh
/2))
3704 if not
(Wsi.withshift mask
) && conf
.presentation
3706 else gotoxy state
.x (clamp (-conf
.scrollstep
))
3709 | Some
n -> setautoscrollspeed n false
3713 begin match state
.autoscroll
with
3715 begin match state
.mode with
3716 | Birdseye beye
-> downbirdseye 1 beye
3717 | Textentry
_ | View
| LinkNav
_ ->
3719 then gotoxy state
.x (clamp (state
.winh
/2))
3721 if not
(Wsi.withshift mask
) && conf
.presentation
3723 else gotoxy state
.x (clamp (conf
.scrollstep
))
3726 | Some
n -> setautoscrollspeed n true
3729 | Left
| Right
when not
(Wsi.withalt mask
) ->
3735 else conf
.hscrollstep
3738 let pv = Wsi.kc2kt
key in
3739 if pv = Keys.Left
then dx else -dx
3741 gotoxy (panbound (state
.x + dx)) state
.y
3744 postRedisplay
"left/right"
3751 match state
.layout with
3753 | l :: _ -> state
.y - l.pagey
3754 else clamp (pgscale (-state
.winh
))
3762 match List.rev state
.layout with
3764 | l :: _ -> getpagey
l.pageno
3765 else clamp (pgscale state
.winh
)
3769 | Ascii '
g'
| Home
->
3772 | Ascii 'G'
| End
->
3774 gotoxy 0 (clamp state
.maxy)
3776 | Right
when Wsi.withalt mask
->
3778 gotoxy state
.x (getnav 1)
3779 | Left
when Wsi.withalt mask
->
3781 gotoxy state
.x (getnav ~
-1)
3786 | Ascii '
v'
when conf
.debug
->
3789 match getopaque l.pageno with
3792 let x0, y0, x1, y1 = pagebbox
opaque in
3793 let rect = (float x0, float y0,
3796 float x0, float y1) in
3798 let color = (0.0, 0.0, 1.0 /. (l.pageno mod 3 |> float), 0.5) in
3799 state
.rects
<- (l.pageno, color, rect) :: state
.rects
;
3804 let mode = state
.mode in
3805 let cmd = ref E.s in
3806 let onleave = function
3807 | Cancel
-> state
.mode <- mode
3810 match getopaque l.pageno with
3811 | Some
opaque -> pipesel opaque !cmd
3812 | None
-> ()) state
.layout;
3816 cbput state
.hists
.sel
s;
3820 "| ", !cmd, Some
(onhist state
.hists
.sel
), textentry, ondone, true
3823 state
.mode <- Textentry
(te, onleave);
3825 | (Ascii
_|Fn
_|Enter
|Left
|Right
|Code
_|Ctrl
_) ->
3826 vlog
"huh? %s" (Wsi.keyname
key)
3829 let linknavkeyboard key mask
linknav =
3830 let pv = Wsi.kc2kt
key in
3831 let getpage pageno =
3832 let rec loop = function
3834 | l :: _ when l.pageno = pageno -> Some
l
3835 | _ :: rest
-> loop rest
3836 in loop state
.layout
3838 let doexact (pageno, n) =
3839 match getopaque pageno, getpage pageno with
3840 | Some
opaque, Some
l ->
3843 let under = getlink
opaque n in
3844 postRedisplay
"link gotounder";
3851 | Home
-> Some
(findlink
opaque LDfirst
), -1
3852 | End
-> Some
(findlink
opaque LDlast
), 1
3853 | Left
-> Some
(findlink
opaque (LDleft
n)), -1
3854 | Right
-> Some
(findlink
opaque (LDright
n)), 1
3855 | Up
-> Some
(findlink
opaque (LDup
n)), -1
3856 | Down
-> Some
(findlink
opaque (LDdown
n)), 1
3857 | Delete
|Escape
|Insert
|Enter
|Next
|Prior
|Ascii
_
3858 | Code
_|Fn
_|Ctrl
_|Backspace
-> None
, 0
3861 begin match findpwl
l.pageno dir with
3865 state
.mode <- LinkNav
(Ltgendir
dir);
3866 let y, h = getpageyh
pageno in
3869 then y + h - state
.winh
3874 begin match getopaque pageno, getpage pageno with
3875 | Some
opaque, Some
_ ->
3877 let ld = if dir > 0 then LDfirst
else LDlast
in
3880 begin match link with
3882 showlinktype (getlink
opaque m);
3883 state
.mode <- LinkNav
(Ltexact
(pageno, m));
3884 postRedisplay
"linknav jpage";
3885 | Lnotfound
-> notfound dir
3891 begin match opt with
3892 | Some Lnotfound
-> pwl l dir;
3893 | Some
(Lfound
m) ->
3897 let _, y0, _, y1 = getlinkrect
opaque m in
3899 then gotopage1 l.pageno y0
3901 let d = fstate
.fontsize
+ 1 in
3902 if y1 - l.pagey > l.pagevh - d
3903 then gotopage1 l.pageno (y1 - state
.winh
+ d)
3904 else postRedisplay
"linknav";
3906 showlinktype (getlink
opaque m);
3907 state
.mode <- LinkNav
(Ltexact
(l.pageno, m));
3910 | None
-> viewkeyboard key mask
3912 | _ -> viewkeyboard key mask
3916 begin match linknav with
3917 | Ltexact pa
-> state
.lnava
<- Some pa
3918 | Ltgendir
_ | Ltnotready
_ -> ()
3921 postRedisplay
"leave linknav"
3925 | Ltgendir
_ | Ltnotready
_ -> viewkeyboard key mask
3926 | Ltexact exact
-> doexact exact
3929 let keyboard key mask
=
3930 if (key = Char.code '
g'
&& Wsi.withctrl mask
) && not
(istextentry state
.mode)
3931 then wcmd "interrupt"
3932 else state
.uioh <- state
.uioh#
key key mask
3935 let birdseyekeyboard key mask
3936 ((oconf
, leftx
, pageno, hooverpageno
, anchor) as beye
) =
3938 match conf
.columns
with
3940 | Cmulti
((c, _, _), _) -> c
3941 | Csplit
_ -> error
"bird's eye split mode"
3943 let pgh layout = List.fold_left
3944 (fun m l -> max
l.pageh
m) state
.winh
layout in
3946 match Wsi.kc2kt
key with
3947 | Ascii '
l'
when Wsi.withctrl mask
->
3948 let y, h = getpageyh
pageno in
3949 let top = (state
.winh
- h) / 2 in
3950 gotoxy state
.x (max
0 (y - top))
3951 | Enter
-> leavebirdseye beye
false
3952 | Escape
-> leavebirdseye beye
true
3953 | Up
-> upbirdseye incr beye
3954 | Down
-> downbirdseye incr beye
3955 | Left
-> upbirdseye 1 beye
3956 | Right
-> downbirdseye 1 beye
3959 begin match state
.layout with
3963 state
.mode <- Birdseye
(
3964 oconf
, leftx
, l.pageno, hooverpageno
, anchor
3966 gotopage1 l.pageno 0;
3969 let layout = layout state
.x (state
.y-state
.winh
)
3971 (pgh state
.layout) in
3973 | [] -> gotoxy state
.x (clamp (-state
.winh
))
3975 state
.mode <- Birdseye
(
3976 oconf
, leftx
, l.pageno, hooverpageno
, anchor
3978 gotopage1 l.pageno 0
3981 | [] -> gotoxy state
.x (clamp (-state
.winh
))
3985 begin match List.rev state
.layout with
3987 let layout = layout state
.x
3988 (state
.y + (pgh state
.layout))
3989 state
.winw state
.winh
in
3990 begin match layout with
3992 let incr = l.pageh
- l.pagevh in
3997 oconf
, leftx
, state
.pagecount
- 1, hooverpageno
, anchor
3999 postRedisplay
"birdseye pagedown";
4001 else gotoxy state
.x (clamp (incr + conf
.interpagespace
*2));
4005 Birdseye
(oconf
, leftx
, l.pageno, hooverpageno
, anchor);
4006 gotopage1 l.pageno 0;
4009 | [] -> gotoxy state
.x (clamp state
.winh
)
4013 state
.mode <- Birdseye
(oconf
, leftx
, 0, hooverpageno
, anchor);
4017 let pageno = state
.pagecount
- 1 in
4018 state
.mode <- Birdseye
(oconf
, leftx
, pageno, hooverpageno
, anchor);
4019 if not
(pagevisible state
.layout pageno)
4022 match List.rev state
.pdims
with
4024 | (_, _, h, _) :: _ -> h
4028 (max
0 (getpagey
pageno - (state
.winh
- h - conf
.interpagespace
)))
4029 else postRedisplay
"birdseye end";
4031 | Delete
|Insert
|Ascii
_|Code
_|Ctrl
_|Fn
_|Backspace
-> viewkeyboard key mask
4036 match state
.mode with
4037 | Textentry
_ -> scalecolor 0.4
4038 | LinkNav
_ | View
-> scalecolor 1.0
4039 | Birdseye
(_, _, pageno, hooverpageno
, _) ->
4040 if l.pageno = hooverpageno
4043 if l.pageno = pageno
4045 let c = scalecolor 1.0 in
4047 GlDraw.line_width
3.0;
4048 let dispx = l.pagedispx in
4050 (float (dispx-1)) (float (l.pagedispy-1))
4051 (float (dispx+l.pagevw+1))
4052 (float (l.pagedispy+l.pagevh+1));
4053 GlDraw.line_width
1.0;
4062 let postdrawpage l linkindexbase
=
4063 match getopaque l.pageno with
4065 if tileready l l.pagex
l.pagey
4067 let x = l.pagedispx - l.pagex
4068 and y = l.pagedispy - l.pagey in
4070 match conf
.columns
with
4071 | Csingle
_ | Cmulti
_ ->
4072 (if conf
.hlinks
then 1 else 0)
4074 && not
(isbirdseye state
.mode) then 2 else 0)
4078 match state
.mode with
4079 | Textentry
((_, s, _, _, _, _), _) when state
.glinks
-> s
4085 Hashtbl.find_all state
.prects
l.pageno |>
4086 List.iter
(fun vals
-> drawprect
opaque x y vals
);
4087 let n = postprocess
opaque hlmask x y (linkindexbase
, s, conf
.hfsize
) in
4089 then (Glutils.redisplay
:= true; 0)
4095 let scrollindicator () =
4096 let sbw, ph
, sh = state
.uioh#scrollph
in
4097 let sbh, pw, sw
= state
.uioh#scrollpw
in
4102 else ((state
.winw
- sbw), state
.winw
, 0)
4106 GlFunc.blend_func ~
src:`src_alpha ~dst
:`one_minus_src_alpha
;
4107 let (r
, g, b, alpha
) = conf
.sbarcolor
in
4108 GlDraw.color (r
, g, b) ~alpha
;
4109 filledrect
(float x0) 0. (float x1) (float state
.winh
);
4111 (float hx0
) (float (state
.winh
- sbh))
4112 (float (hx0
+ state
.winw
)) (float state
.winh
);
4113 let (r
, g, b, alpha
) = conf
.sbarhndlcolor
in
4114 GlDraw.color (r
, g, b) ~alpha
;
4116 filledrect
(float x0) ph
(float x1) (ph
+. sh);
4117 let pw = pw +. float hx0
in
4118 filledrect
pw (float (state
.winh
- sbh)) (pw +. sw
) (float state
.winh
);
4123 match state
.mstate
with
4124 | Mnone
| Mscrolly
| Mscrollx
| Mpan
_ | Mzoom
_ | Mzoomrect
_ -> ()
4125 | Msel
((x0, y0), (x1, y1)) ->
4126 let identify opaque l px py = Some
(opaque, l.pageno, px, py) in
4127 let o0,n0
,px0
,py0
= onppundermouse identify x0 y0 (~
< E.s, -1, 0, 0) in
4128 let _o1,n1
,px1
,py1
= onppundermouse identify x1 y1 (~
< E.s, -1, 0, 0) in
4129 if n0
!= -1 && n0
= n1
then seltext
o0 (px0
, py0
, px1
, py1
);
4132 let showrects = function
4136 GlDraw.color (0.0, 0.0, 1.0) ~alpha
:0.5;
4137 GlFunc.blend_func ~
src:`src_alpha ~dst
:`one_minus_src_alpha
;
4139 (fun (pageno, c, (x0, y0, x1, y1, x2
, y2
, x3
, y3
)) ->
4141 if l.pageno = pageno
4143 let dx = float (l.pagedispx - l.pagex
) in
4144 let dy = float (l.pagedispy - l.pagey) in
4145 let r, g, b, alpha
= c in
4146 GlDraw.color (r, g, b) ~alpha
;
4158 GlDraw.color (scalecolor2 conf
.bgcolor
);
4159 GlClear.color (scalecolor2 conf
.bgcolor
);
4160 GlClear.clear
[`
color];
4161 List.iter
drawpage state
.layout;
4163 match state
.mode with
4164 | LinkNav
(Ltexact
(pageno, linkno
)) ->
4165 begin match getopaque pageno with
4167 let x0, y0, x1, y1 = getlinkrect
opaque linkno
in
4168 let color = (0.0, 0.0, 0.5, 0.5) in
4170 (float x0, float y0,
4175 | None
-> state
.rects
4177 | LinkNav
(Ltgendir
_) | LinkNav
(Ltnotready
_)
4180 | View
-> state
.rects
4183 let rec postloop linkindexbase
= function
4185 let linkindexbase = linkindexbase + postdrawpage l linkindexbase in
4186 postloop linkindexbase rest
4190 postloop 0 state
.layout;
4192 begin match state
.mstate
with
4193 | Mzoomrect
((x0, y0), (x1, y1)) ->
4195 GlDraw.color (0.3, 0.3, 0.3) ~alpha
:0.5;
4196 GlFunc.blend_func ~
src:`src_alpha ~dst
:`one_minus_src_alpha
;
4197 filledrect
(float x0) (float y0) (float x1) (float y1);
4201 | Mscrolly
| Mscrollx
4211 match state
.reload with
4213 if x != state
.x || y != state
.y || abs_float
@@ now
() -. t
> 0.5
4214 || (state
.layout != [] && layoutready state
.layout)
4216 state
.reload <- None
;
4219 | None
-> display ()
4222 let zoomrect x y x1 y1 =
4225 and y0 = min
y y1 in
4226 let zoom = (float state
.w) /. float (x1 - x0) in
4229 if state
.w < state
.winw
4230 then (state
.winw
- state
.w) / 2
4233 match conf
.fitmodel
with
4234 | FitWidth
| FitProportional
-> simple ()
4236 match conf
.columns
with
4238 onppundermouse (fun _ l _ _ -> Some
l.pagedispx) x0 y0 x0
4239 | Cmulti
_ | Csingle
_ -> simple ()
4241 gotoxy ((state
.x + margin) - x0) (state
.y + y0);
4242 state
.anchor <- getanchor
();
4247 let annot inline
x y =
4248 match unproject x y with
4249 | Some
(opaque, n, ux
, uy
) ->
4251 addannot
opaque ux uy
text;
4252 wcmd "freepage %s" (~
> opaque);
4253 Hashtbl.remove state
.pagemap
(n, state
.gen
);
4255 gotoxy state
.x state
.y
4259 let ondone s = add s in
4260 let mode = state
.mode in
4261 state
.mode <- Textentry
(
4262 ("annotation: ", E.s, None
, textentry, ondone, true),
4263 fun _ -> state
.mode <- mode);
4266 postRedisplay
"annot"
4267 else add @@ getusertext E.s
4272 let g opaque l px py =
4273 match rectofblock
opaque px py with
4275 let x0 = a.(0) -. 20. in
4276 let x1 = a.(1) +. 20. in
4277 let y0 = a.(2) -. 20. in
4278 let zoom = (float state
.w) /. (x1 -. x0) in
4279 let pagey = getpagey
l.pageno in
4280 let margin = (state
.w - l.pagew
)/2 in
4281 let nx = -truncate
x0 - margin in
4282 gotoxy nx (pagey + truncate
y0);
4283 state
.anchor <- getanchor
();
4288 match conf
.columns
with
4290 impmsg "block zooming does not work properly in split columns mode"
4291 | Cmulti
_ | Csingle
_ -> onppundermouse g x y ()
4295 let winw = state
.winw - 1 in
4296 let s = float x /. float winw in
4297 let destx = truncate
(float (state
.w + winw) *. s) in
4298 gotoxy (winw - destx) state
.y;
4299 state
.mstate
<- Mscrollx
;
4303 let s = float y /. float state
.winh
in
4304 let desty = truncate
(s *. float (maxy ())) in
4305 gotoxy state
.x desty;
4306 state
.mstate
<- Mscrolly
;
4309 let viewmulticlick clicks
x y mask
=
4310 let g opaque l px py =
4318 if markunder
opaque px py mark
4322 match getopaque l.pageno with
4324 | Some
opaque -> pipesel opaque cmd
4326 state
.roam
<- (fun () -> dopipe conf
.paxcmd
);
4327 if not
(Wsi.withctrl mask
) then dopipe conf
.selcmd
;
4332 postRedisplay
"viewmulticlick";
4333 onppundermouse g x y (fun () -> impmsg "nothing to select") ();
4337 match conf
.columns
with
4339 | Csingle
_ | Cmulti
_ -> conf
.angle
mod 360 = 0
4342 let viewmouse button down
x y mask
=
4344 | n when (n == 4 || n == 5) && not down
->
4345 if Wsi.withctrl mask
4349 then if conf
.zoom +. 0.01 > 0.1 then 0.1 else 0.01
4350 else if conf
.zoom -. 0.1 < 0.1 then -0.01 else -0.1
4353 match state
.mstate
with
4354 | Mzoom
(oldn
, _, pos
) when n = oldn
-> pos
4355 | Mzoomrect
_ | Mnone
| Mpan
_
4356 | Msel
_ | Mscrollx
| Mscrolly
| Mzoom
_ -> (x, y)
4358 let zoom = conf
.zoom -. incr in
4359 state
.mstate
<- Mzoom
(n, 0, (x, y));
4360 if false && abs
(fx - x) > 5 || abs
(fy
- y) > 5
4361 then pivotzoom ~
x ~
y zoom
4365 match state
.autoscroll
with
4366 | Some step
-> setautoscrollspeed step
(n=4)
4368 if conf
.wheelbypage
|| conf
.presentation
4375 let incr = if n = 4 then -conf
.scrollstep
else conf
.scrollstep
in
4376 let incr = incr * 2 in
4377 let y = clamp incr in
4381 | n when (n = 6 || n = 7) && not down
&& canpan () ->
4383 panbound (state
.x + (if n = 7 then -2 else 2) * conf
.hscrollstep
) in
4386 | 1 when Wsi.withshift mask
->
4387 state
.mstate
<- Mnone
;
4390 match unproject x y with
4392 | Some
(_, pageno, ux
, uy
) ->
4393 let cmd = Printf.sprintf
4395 conf
.stcmd state
.path pageno ux uy
4397 match spawn
cmd [] with
4399 impmsg "execution of synctex command(%S) failed: %S"
4400 conf
.stcmd
@@ exntos exn
4404 | 1 when Wsi.withctrl mask
->
4407 Wsi.setcursor
Wsi.CURSOR_FLEUR
;
4408 state
.mstate
<- Mpan
(x, y)
4410 else state
.mstate
<- Mnone
4415 if Wsi.withshift mask
4417 annot conf
.annotinline
x y;
4418 postRedisplay
"addannot"
4422 Wsi.setcursor
Wsi.CURSOR_CYCLE
;
4423 state
.mstate
<- Mzoomrect
(p, p)
4426 match state
.mstate
with
4427 | Mzoomrect
((x0, y0), _) ->
4428 if abs
(x-x0) > 10 && abs
(y - y0) > 10
4429 then zoomrect x0 y0 x y
4432 postRedisplay
"kill accidental zoom rect";
4436 | Mscrolly
| Mscrollx
4438 | Mnone
-> resetmstate ()
4441 | 1 when vscrollhit
x ->
4444 let _, position
, sh = state
.uioh#scrollph
in
4445 if y > truncate position
&& y < truncate
(position
+. sh)
4446 then state
.mstate
<- Mscrolly
4448 else state
.mstate
<- Mnone
4450 | 1 when y > state
.winh
- hscrollh () ->
4453 let _, position
, sw
= state
.uioh#scrollpw
in
4454 if x > truncate position
&& x < truncate
(position
+. sw
)
4455 then state
.mstate
<- Mscrollx
4457 else state
.mstate
<- Mnone
4459 | 1 when state
.bzoom
-> if not down
then zoomblock x y
4462 let dest = if down
then getunder x y else Unone
in
4463 begin match dest with
4464 | Ulinkuri
_ -> gotounder dest
4465 | Unone
when down
->
4466 Wsi.setcursor
Wsi.CURSOR_FLEUR
;
4467 state
.mstate
<- Mpan
(x, y);
4468 | Uannotation
(opaque, slinkindex
) -> enterannotmode opaque slinkindex
4469 | Unone
| Utext
_ ->
4474 state
.mstate
<- Msel
((x, y), (x, y));
4475 postRedisplay
"mouse select";
4479 match state
.mstate
with
4481 | Mzoom
_ | Mscrollx
| Mscrolly
-> state
.mstate
<- Mnone
4482 | Mzoomrect
((x0, y0), _) -> zoomrect x0 y0 x y
4484 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
4485 state
.mstate
<- Mnone
4486 | Msel
((x0, y0), (x1, y1)) ->
4487 let rec loop = function
4491 let a0 = l.pagedispy in
4492 let a1 = a0 + l.pagevh in
4493 let b0 = l.pagedispx in
4494 let b1 = b0 + l.pagevw in
4495 ((y0 >= a0 && y0 <= a1) || (y1 >= a0 && y1 <= a1))
4496 && ((x0 >= b0 && x0 <= b1) || (x1 >= b0 && x1 <= b1))
4500 match getopaque l.pageno with
4503 pipef ~closew
:false "Msel"
4506 postRedisplay
"Msel") cmd
4508 dosel conf
.selcmd
();
4509 state
.roam
<- dosel conf
.paxcmd
;
4520 let birdseyemouse button down
x y mask
4521 (conf
, leftx
, _, hooverpageno
, anchor) =
4524 let rec loop = function
4527 if y > l.pagedispy && y < l.pagedispy + l.pagevh
4528 && x > l.pagedispx && x < l.pagedispx + l.pagevw
4530 leavebirdseye (conf
, leftx
, l.pageno, hooverpageno
, anchor) false
4535 | _ -> viewmouse button down
x y mask
4541 method key key mask
=
4542 begin match state
.mode with
4543 | Textentry
textentry -> textentrykeyboard
key mask
textentry
4544 | Birdseye
birdseye -> birdseyekeyboard key mask
birdseye
4545 | View
-> viewkeyboard key mask
4546 | LinkNav
linknav -> linknavkeyboard key mask
linknav
4550 method button button bstate
x y mask
=
4551 begin match state
.mode with
4552 | LinkNav
_ | View
-> viewmouse button bstate
x y mask
4553 | Birdseye beye
-> birdseyemouse button bstate
x y mask beye
4558 method multiclick clicks
x y mask
=
4559 begin match state
.mode with
4560 | LinkNav
_ | View
-> viewmulticlick clicks
x y mask
4561 | Birdseye
_ | Textentry
_ -> ()
4566 begin match state
.mode with
4568 | View
| Birdseye
_ | LinkNav
_ ->
4569 match state
.mstate
with
4570 | Mzoom
_ | Mnone
-> ()
4574 state
.mstate
<- Mpan
(x, y);
4575 let x = if canpan () then panbound (state
.x + dx) else state
.x in
4580 state
.mstate
<- Msel
(a, (x, y));
4581 postRedisplay
"motion select";
4584 let y = min state
.winh
(max
0 y) in
4588 let x = min state
.winw (max
0 x) in
4591 | Mzoomrect
(p0
, _) ->
4592 state
.mstate
<- Mzoomrect
(p0
, (x, y));
4593 postRedisplay
"motion zoomrect";
4597 method pmotion
x y =
4598 begin match state
.mode with
4599 | Birdseye
(conf
, leftx
, pageno, hooverpageno
, anchor) ->
4600 let rec loop = function
4602 if hooverpageno
!= -1
4604 state
.mode <- Birdseye
(conf
, leftx
, pageno, -1, anchor);
4605 postRedisplay
"pmotion birdseye no hoover";
4608 if y > l.pagedispy && y < l.pagedispy + l.pagevh
4609 && x > l.pagedispx && x < l.pagedispx + l.pagevw
4611 state
.mode <- Birdseye
(conf
, leftx
, pageno, l.pageno, anchor);
4612 postRedisplay
"pmotion birdseye hoover";
4620 | LinkNav
_ | View
->
4621 match state
.mstate
with
4622 | Mpan
_ | Msel
_ | Mzoom
_ | Mscrolly
| Mscrollx
| Mzoomrect
_ -> ()
4631 let delta = now -. past
in
4634 else conf
.pax
<- Some
now
4638 method infochanged
_ = ()
4641 let maxy = maxy () in
4644 then 0.0, float state
.winh
4645 else scrollph state
.y maxy
4650 let fwinw = float (state
.winw - vscrollw
()) in
4652 let sw = fwinw /. float state
.w in
4653 let sw = fwinw *. sw in
4654 max
sw (float conf
.scrollh
)
4657 let maxx = state
.w + state
.winw in
4658 let x = state
.winw - state
.x in
4659 let percent = float x /. float maxx in
4660 (fwinw -. sw) *. percent
4662 hscrollh (), position, sw
4666 match state
.mode with
4667 | LinkNav
_ -> "links"
4668 | Textentry
_ -> "textentry"
4669 | Birdseye
_ -> "birdseye"
4672 findkeyhash conf
modename
4674 method eformsgs
= true
4675 method alwaysscrolly
= false
4676 method scroll
dx dy =
4677 let x = if canpan () then panbound (state
.x + dx) else state
.x in
4678 gotoxy x (clamp (2 * dy));
4681 pivotzoom ~
x ~
y (conf
.zoom *. exp z
);
4684 let addrect pageno r g b a x0 y0 x1 y1 =
4685 Hashtbl.add state
.prects
pageno [|r; g; b; a; x0; y0; x1; y1|];
4689 let cl = splitatchar cmds ' '
in
4691 try Scanf.sscanf
s fmt
f
4692 with exn
-> adderrfmt "remote exec" "error processing '%S': %s\n"
4695 let rectx s pageno (r, g, b, a) x0 y0 x1 y1 =
4696 vlog
"%s page %d color (%f %f %f %f) x0,y0,x1,y1 = %f %f %f %f"
4697 s pageno r g b a x0 y0 x1 y1;
4701 let _,w1
,h1
,_ = getpagedim
pageno in
4702 let sw = float w1
/. float w
4703 and sh = float h1
/. float h in
4707 and y1s
= y1 *. sh in
4708 let rect = (x0s,y0s
,x1s
,y0s
,x1s
,y1s
,x0s,y1s
) in
4709 let color = (r, g, b, a) in
4710 if conf
.verbose
then debugrect rect;
4711 state
.rects <- (pageno, color, rect) :: state
.rects;
4716 | "reload", "" -> reload ()
4718 scan args
"%u %f %f"
4720 let cmd, _ = state
.geomcmds
in
4722 then gotopagexy pageno x y
4725 gotopagexy pageno x y;
4728 state
.reprf
<- f state
.reprf
4730 | "goto1", args
-> scan args
"%u %f" gotopage
4731 | "gotor", args
-> scan args
"%S" gotoremote
4733 scan args
"%u %u %f %f %f %f"
4734 (fun pageno c x0 y0 x1 y1 ->
4735 let color = (0.0, 0.0, 1.0 /. float c, 0.5) in
4736 rectx "rect" pageno color x0 y0 x1 y1;
4739 scan args
"%u %f %f %f %f %f %f %f %f"
4740 (fun pageno r g b alpha
x0 y0 x1 y1 ->
4741 addrect pageno r g b alpha
x0 y0 x1 y1;
4742 postRedisplay
"prect"
4745 scan args
"%u %f %f"
4748 match getopaque pageno with
4749 | Some
opaque -> opaque
4752 pgoto optopaque pageno x y;
4753 let rec fixx = function
4756 if l.pageno = pageno
4757 then gotoxy (state
.x - l.pagedispx) state
.y
4762 match conf
.columns
with
4763 | Csingle
_ | Csplit
_ -> 1
4764 | Cmulti
((n, _, _), _) -> n
4766 layout 0 state
.y (state
.winw * mult) state
.winh
4770 | "activatewin", "" -> Wsi.activatewin
()
4771 | "quit", "" -> raise Quit
4774 let l = Config.keys_of_string
keys in
4775 List.iter
(fun (k
, m) -> keyboard k
m) l
4776 with exn
-> adderrfmt "error processing keys" "`%S': %s\n"
4779 | "clearrects", "" ->
4780 Hashtbl.clear state
.prects
;
4781 postRedisplay
"clearrects"
4783 adderrfmt "remote command"
4784 "error processing remote command: %S\n" cmds
;
4788 let scratch = Bytes.create
80 in
4789 let buf = Buffer.create
80 in
4791 match tempfailureretry
(Unix.read fd
scratch 0) 80 with
4792 | exception Unix.Unix_error
(Unix.EAGAIN
, _, _) -> None
4795 if Buffer.length
buf > 0
4797 let s = Buffer.contents
buf in
4805 match Bytes.index_from
scratch ppos '
\n'
with
4806 | pos
-> if pos
>= n then -1 else pos
4807 | exception Not_found
-> -1
4811 Buffer.add_subbytes
buf scratch ppos
(nlpos-ppos
);
4812 let s = Buffer.contents
buf in
4818 Buffer.add_subbytes
buf scratch ppos
(n-ppos
);
4824 let remoteopen path =
4825 try Some
(Unix.openfile
path [Unix.O_NONBLOCK
; Unix.O_RDONLY
] 0o0)
4827 adderrfmt "remoteopen" "error opening %S: %s" path @@ exntos exn
;
4832 Utils.vlogf
:= (fun s -> if conf
.verbose
then prerr_endline
s else ignore
s);
4833 let gcconfig = ref false in
4834 let trimcachepath = ref E.s in
4835 let rcmdpath = ref E.s in
4836 let pageno = ref None
in
4837 let openlast = ref false in
4838 let doreap = ref false in
4839 let csspath = ref None
in
4840 selfexec := Sys.executable_name
;
4843 [("-p", Arg.String
(fun s -> state
.password <- s),
4844 "<password> Set password");
4848 Config.fontpath
:= s;
4849 selfexec := !selfexec ^
" -f " ^
Filename.quote
s;
4851 "<path> Set path to the user interface font");
4855 selfexec := !selfexec ^
" -c " ^
Filename.quote
s;
4856 Config.confpath
:= s),
4857 "<path> Set path to the configuration file");
4859 ("-last", Arg.Set
openlast, " Open last document");
4861 ("-page", Arg.Int
(fun pageno1
-> pageno := Some
(pageno1
-1)),
4862 "<page-number> Jump to page");
4864 ("-tcf", Arg.String
(fun s -> trimcachepath := s),
4865 "<path> Set path to the trim cache file");
4867 ("-dest", Arg.String
(fun s -> state
.nameddest
<- s),
4868 "<named-destination> Set named destination");
4870 ("-remote", Arg.String
(fun s -> rcmdpath := s),
4871 "<path> Set path to the source of remote commands");
4873 ("-gc", Arg.Set
gcconfig, " Collect config garbage");
4875 ("-v", Arg.Unit
(fun () ->
4877 "%s\nconfiguration file: %s\n"
4880 exit
0), " Print version and exit");
4882 ("-css", Arg.String
(fun s -> csspath := Some
s),
4883 "<path> Set path to the style sheet to use with EPUB/HTML");
4885 ("-origin", Arg.String
(fun s -> state
.origin
<- s),
4886 "<origin> <undocumented>");
4888 ("-no-title", Arg.Set
ignoredoctitlte, " ignore document title");
4889 ("-layout-height", Arg.Set_int
layouth,
4890 "<height> layout height html/epub/etc (-1, 0, N)");
4893 (fun s -> state
.path <- s)
4894 ("Usage: " ^
Sys.argv
.(0) ^
" [options] some.pdf\nOptions:");
4896 let histmode = emptystr state
.path && not
!openlast in
4898 if not
(Config.load !openlast)
4899 then dolog
"failed to load configuration";
4901 begin match !pageno with
4902 | Some
pageno -> state
.anchor <- (pageno, 0.0, 0.0)
4915 val mutable m_clicks
= 0
4916 val mutable m_click_x
= 0
4917 val mutable m_click_y
= 0
4918 val mutable m_lastclicktime
= infinity
4920 method private cleanup =
4921 state
.roam
<- noroam
;
4922 Hashtbl.iter
(fun _ opaque -> clearmark
opaque) state
.pagemap
4923 method expose
= postRedisplay
"expose"
4927 | Wsi.Unobscured
-> "unobscured"
4928 | Wsi.PartiallyObscured
-> "partiallyobscured"
4929 | Wsi.FullyObscured
-> "fullyobscured"
4931 vlog
"visibility change %s" name
4932 method display = display ()
4933 method map mapped
= vlog
"mapped %b" mapped
4934 method reshape w h =
4937 method mouse
b d x y m =
4938 if d && canselect ()
4941 * http://blogs.msdn.com/b/oldnewthing/archive/2004/10/18/243925.aspx
4948 if abs
x - m_click_x
> 10
4949 || abs
y - m_click_y
> 10
4950 || abs_float
(t -. m_lastclicktime
) > 0.3
4952 m_clicks
<- m_clicks
+ 1;
4953 m_lastclicktime
<- t;
4957 postRedisplay
"cleanup";
4958 state
.uioh <- state
.uioh#button
b d x y m;
4960 else state
.uioh <- state
.uioh#multiclick m_clicks
x y m
4965 m_lastclicktime
<- infinity
;
4966 state
.uioh <- state
.uioh#button
b d x y m
4969 else state
.uioh <- state
.uioh#button
b d x y m
4971 state
.mpos
<- (x, y);
4972 state
.uioh <- state
.uioh#motion
x y
4973 method pmotion
x y =
4974 state
.mpos
<- (x, y);
4975 state
.uioh <- state
.uioh#pmotion
x y
4977 vlog
"k=%#x m=%#x" k
m;
4978 let mascm = m land (
4979 Wsi.altmask
+ Wsi.shiftmask
+ Wsi.ctrlmask
+ Wsi.metamask
4982 let x = state
.x and y = state
.y in
4984 if x != state
.x || y != state
.y then self#
cleanup
4986 match state
.keystate
with
4988 let km = k
, mascm in
4991 let modehash = state
.uioh#
modehash in
4992 try Hashtbl.find
modehash km
4994 try Hashtbl.find
(findkeyhash conf
"global") km
4995 with Not_found
-> KMinsrt
(k
, m)
4997 | KMinsrt
(k
, m) -> keyboard k
m
4998 | KMinsrl
l -> List.iter
(fun (k
, m) -> keyboard k
m) l
4999 | KMmulti
(l, r) -> state
.keystate
<- KSinto
(l, r)
5001 | KSinto
((k'
, m'
) :: [], insrt
) when k'
=k
&& m'
land mascm = m'
->
5002 List.iter
(fun (k
, m) -> keyboard k
m) insrt
;
5003 state
.keystate
<- KSnone
5004 | KSinto
((k'
, m'
) :: keys, insrt
) when k'
=k
&& m'
land mascm = m'
->
5005 state
.keystate
<- KSinto
(keys, insrt
)
5006 | KSinto
_ -> state
.keystate
<- KSnone
5009 state
.mpos
<- (x, y);
5010 state
.uioh <- state
.uioh#pmotion
x y
5011 method leave = state
.mpos
<- (-1, -1)
5012 method winstate wsl
= state
.winstate
<- wsl
5013 method quit
: '
a. '
a = raise Quit
5014 method scroll
dx dy = state
.uioh <- state
.uioh#scroll
dx dy
5015 method zoom z
x y = state
.uioh#
zoom z
x y
5016 method opendoc path =
5019 postRedisplay
"opendoc";
5020 opendoc path state
.password
5023 let wsfd, winw, winh
= Wsi.init
mu conf
.cwinw conf
.cwinh platform
in
5026 if not
@@ List.exists
GlMisc.check_extension
5027 [ "GL_ARB_texture_rectangle"
5028 ; "GL_EXT_texture_recangle"
5029 ; "GL_NV_texture_rectangle" ]
5030 then (dolog
"OpenGL does not suppport rectangular textures"; exit
1);
5033 match Unix.socketpair
Unix.PF_UNIX
Unix.SOCK_STREAM
0 with
5035 dolog
"socketpair failed: %s" @@ exntos exn
;
5043 setcheckers conf
.checkers
;
5044 begin match !csspath with
5046 | Some
"" -> conf
.css
<- E.s
5048 let css = filecontents
path in
5049 let l = String.length
css in
5051 if substratis
css (l-2) "\r\n"
5052 then String.sub css 0 (l-2)
5053 else (if css.[l-1] = '
\n'
then String.sub css 0 (l-1) else css)
5056 conf
.angle
, conf
.fitmodel
, (conf
.trimmargins
, conf
.trimfuzz
),
5057 conf
.texcount
, conf
.sliceheight
, conf
.mustoresize
, conf
.colorspace
,
5058 !Config.fontpath
, !trimcachepath
5060 List.iter
GlArray.enable
[`texture_coord
; `vertex
];
5061 GlTex.env
(`
color conf
.texturecolor
);
5063 reshape ~firsttime
:true winw winh
;
5067 Wsi.settitle
"llpp (history)";
5071 state
.text <- "Opening " ^
(mbtoutf8 state
.path);
5072 opendoc state
.path state
.password;
5076 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
5077 Sys.set_signal
Sys.sighup
(Sys.Signal_handle
(fun _ -> reload ()));
5080 match Unix.waitpid
[Unix.WNOHANG
] ~
-1 with
5081 | exception (Unix.Unix_error
(Unix.ECHILD
, _, _)) -> ()
5082 | exception exn
-> dolog
"Unix.waitpid: %s" @@ exntos exn
5084 | _pid
, _status
-> reap ()
5086 Sys.set_signal
Sys.sigchld
(Sys.Signal_handle
(fun _ -> doreap := true));
5089 ref (if nonemptystr
!rcmdpath then remoteopen !rcmdpath else None
)
5092 let rec loop deadline
=
5098 let r = [state
.ss; state
.wsfd] in
5102 | Some fd
-> fd
:: r
5106 Glutils.redisplay
:= false;
5113 if deadline
= infinity
5115 else max
0.0 (deadline
-. now)
5120 try Unix.select
r [] [] timeout
5121 with Unix.Unix_error
(Unix.EINTR
, _, _) -> [], [], []
5126 match state
.autoscroll
with
5127 | Some step
when step
!= 0 ->
5128 if state
.slideshow
land 1 = 1
5130 if state
.slideshow
land 2 = 0
5131 then state
.slideshow
<- state
.slideshow
lor 2
5132 else if step
< 0 then prevpage () else nextpage ();
5133 deadline
+. (float (abs step
))
5136 let y = state
.y + step
in
5137 let fy = if conf
.maxhfit
then state
.winh
else 0 in
5140 then state
.maxy - fy
5141 else if y >= state
.maxy - fy then 0 else y
5150 let rec checkfds = function
5152 | fd
:: rest
when fd
= state
.ss ->
5153 let cmd = rcmd state
.ss in
5157 | fd
:: rest
when fd
= state
.wsfd ->
5161 | fd
:: rest
when Some fd
= !optrfd ->
5162 begin match remote fd
with
5163 | None
-> optrfd := remoteopen !rcmdpath;
5164 | opt -> optrfd := opt
5169 dolog
"select returned unknown descriptor";
5175 if deadline
= infinity
5179 match state
.autoscroll
with
5180 | Some step
when step
!= 0 -> deadline1
5186 match loop infinity
with
5188 Config.save leavebirdseye;
5189 if hasunsavedchanges
()
5191 | _ -> error
"umpossible - infinity reached"