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);
36 let vlog fmt
= if conf
.verbose
then dolog fmt
else Printf.kprintf ignore fmt
;;
39 if emptystr conf
.pathlauncher
40 then dolog
"%s" state
.path
43 Str.global_replace
Utils.Re.percent state
.path conf
.pathlauncher
in
44 match spawn
command [] with
46 | exception exn
-> dolog
"failed to execute `%s': %s" command @@ exntos exn
50 let getopaque pageno
=
51 try Some
(Hashtbl.find state
.pagemap
(pageno
, state
.gen
))
52 with Not_found
-> None
55 let pagetranslatepoint l x y
=
56 let dy = y
- l
.pagedispy
in
57 let y = dy + l
.pagey
in
58 let dx = x
- l
.pagedispx
in
59 let x = dx + l
.pagex
in
63 let onppundermouse g
x y d
=
66 begin match getopaque l
.pageno
with
68 let x0 = l
.pagedispx
in
69 let x1 = x0 + l
.pagevw
in
70 let y0 = l
.pagedispy
in
71 let y1 = y0 + l
.pagevh
in
72 if y >= y0 && y <= y1 && x >= x0 && x <= x1
74 let px, py
= pagetranslatepoint l
x y in
75 match g opaque l
px py
with
87 let g opaque l
px py
=
90 match rectofblock opaque
px py
with
91 | Some
[|x0;x1;y0;y1|] ->
92 let rect = (x0, y0, x1, y0, x1, y1, x0, y1) in
93 let color = (0.0, 0.0, 1.0 /. (l
.pageno
mod 3 |> float), 0.5) in
94 state
.rects
<- [l
.pageno
, color, rect];
95 postRedisplay
"getunder";
98 let under = whatsunder opaque
px py
in
99 if under = Unone
then None
else Some
under
101 onppundermouse g x y Unone
106 match unproject opaque
x y with
107 | Some
(x, y) -> Some
(Some
(opaque
, l
.pageno
, x, y))
110 onppundermouse g x y None
;
114 state
.text
<- Printf.sprintf
"%c%s" c s
;
115 postRedisplay
"showtext";
118 let impmsg fmt
= Format.ksprintf
(fun s
-> showtext '
!' s
) fmt
;;
120 let pipesel opaque cmd
=
122 then pipef ~closew
:false "pipesel"
125 postRedisplay
"pipesel"
130 let g opaque l
px py
=
131 if markunder opaque
px py conf
.paxmark
134 match getopaque l
.pageno
with
136 | Some opaque
-> pipesel opaque conf
.paxcmd
140 postRedisplay
"paxunder";
141 if conf
.paxmark
= Mark_page
144 match getopaque l
.pageno
with
146 | Some opaque
-> clearmark opaque
) state
.layout
;
147 state
.roam
<- onppundermouse g x y (fun () -> impmsg "whoopsie daisy");
150 let undertext = function
153 | Utext s
-> "font: " ^ s
154 | Uannotation
(opaque
, slinkindex
) ->
155 "annotation: " ^ getannotcontents opaque slinkindex
158 let updateunder x y =
159 match getunder x y with
160 | Unone
-> Wsi.setcursor
Wsi.CURSOR_INHERIT
162 if conf
.underinfo
then showtext 'u'
("ri: " ^ uri
);
163 Wsi.setcursor
Wsi.CURSOR_INFO
165 if conf
.underinfo
then showtext '
f'
("ont: " ^ s
);
166 Wsi.setcursor
Wsi.CURSOR_TEXT
168 if conf
.underinfo
then showtext 'a'
"nnotation";
169 Wsi.setcursor
Wsi.CURSOR_INFO
172 let showlinktype under =
173 if conf
.underinfo
&& under != Unone
174 then showtext ' '
@@ undertext under
177 let intentry_with_suffix text key
=
179 match [@warning
"-4"] key
with
180 | Keys.Ascii
('
0'
..'
9'
as c
) -> addchar
text c
181 | Keys.Ascii
('k'
| 'm'
| '
g'
| 'K'
| 'M'
| 'G'
as c
) ->
182 addchar
text @@ asciilower c
184 state
.text <- "invalid key";
191 let b = Buffer.create
16 in
194 let b = Buffer.to_bytes
b in
195 wcmd state
.ss
b @@ Bytes.length
b
199 let nogeomcmds = function
200 | s
, [] -> emptystr s
204 let layoutN ((columns
, coverA
, coverB
), b) x y sw sh
=
205 let rec fold accu n
=
206 if n
= Array.length
b
209 let pdimno, dx, vy
, (_
, w
, h
, xoff
) = b.(n
) in
212 || n
= state
.pagecount
- coverB
213 || (n
- coverA
) mod columns
= columns
- 1)
219 let pagey = max
0 (y - vy
) in
220 let pagedispy = if pagey > 0 then 0 else vy
- y in
221 let pagedispx, pagex
=
223 if n
= coverA
- 1 || n
= state
.pagecount
- coverB
224 then x + (sw
- w
) / 2
232 let vw = sw
- pagedispx in
233 let pw = w
- pagex
in
236 let pagevh = min
(h
- pagey) (sh
- pagedispy) in
237 if pagevw > 0 && pagevh > 0
247 ; pagedispx = pagedispx
248 ; pagedispy = pagedispy
256 if Array.length
b = 0
258 else List.rev
(fold [] (page_of_y
y))
261 let layoutS (columns
, b) x y sw sh
=
262 let rec fold accu n
=
263 if n
= Array.length
b
266 let pdimno, px, vy
, (_
, pagew
, pageh
, xoff
) = b.(n
) in
274 let pagey = max
0 (y - vy
) in
275 let pagedispy = if pagey > 0 then 0 else vy
- y in
276 let pagedispx, pagex
=
290 let pagecolw = pagew
/columns
in
293 then pagedispx + ((sw
- pagecolw) / 2)
297 let vw = sw
- pagedispx in
298 let pw = pagew
- pagex
in
301 let pagevw = min
pagevw pagecolw in
302 let pagevh = min
(pageh
- pagey) (sh
- pagedispy) in
303 if pagevw > 0 && pagevh > 0
313 ; pagedispx = pagedispx
314 ; pagedispy = pagedispy
315 ; pagecol
= n
mod columns
325 let layout x y sw sh
=
326 if nogeomcmds state
.geomcmds
328 match conf
.columns
with
329 | Csingle
b -> layoutN ((1, 0, 0), b) x y sw sh
330 | Cmulti c
-> layoutN c
x y sw sh
331 | Csplit s
-> layoutS s
x y sw sh
335 let maxy () = state
.maxy - if conf
.maxhfit
then state
.winh
else 0;;
336 let clamp incr
= bound
(state
.y + incr
) 0 @@ maxy ();;
339 let tilex = l
.pagex
mod conf
.tilew
in
340 let tiley = l
.pagey mod conf
.tileh
in
342 let col = l
.pagex
/ conf
.tilew
in
343 let row = l
.pagey / conf
.tileh
in
345 let rec rowloop row y0 dispy h
=
348 let dh = conf
.tileh
- y0 in
350 let rec colloop col x0 dispx w
=
353 let dw = conf
.tilew
- x0 in
355 f col row dispx dispy
x0 y0 dw dh;
356 colloop (col+1) 0 (dispx
+dw) (w
-dw)
358 colloop col tilex l
.pagedispx l
.pagevw;
359 rowloop (row+1) 0 (dispy
+dh) (h
-dh)
361 if l
.pagevw > 0 && l
.pagevh > 0
362 then rowloop row tiley l
.pagedispy l
.pagevh;
365 let gettileopaque l
col row =
366 let key = l
.pageno
, state
.gen
, conf
.colorspace
,
367 conf
.angle
, l
.pagew
, l
.pageh
, col, row in
368 try Some
(Hashtbl.find state
.tilemap
key)
369 with Not_found
-> None
372 let puttileopaque l
col row gen colorspace angle opaque size elapsed
=
373 let key = l
.pageno
, gen
, colorspace
, angle
, l
.pagew
, l
.pageh
, col, row in
374 Hashtbl.add state
.tilemap
key (opaque
, size
, elapsed
)
377 let drawtiles l
color =
380 let f col row x y tilex tiley w h
=
381 match gettileopaque l
col row with
382 | Some
(opaque
, _
, t
) ->
383 let params = x, y, w
, h
, tilex, tiley in
385 then GlTex.env
(`mode `blend
);
386 drawtile
params opaque
;
388 then GlTex.env
(`mode `modulate
);
392 let s = Printf.sprintf
"%d[%d,%d] %f sec" l
.pageno
col row t
in
393 let w = measurestr fstate
.fontsize
s in
394 GlDraw.color (0.0, 0.0, 0.0);
399 (float (y + fstate
.fontsize
+ 2));
401 drawstring fstate
.fontsize
x (y + fstate
.fontsize
- 1) s;
407 let w = let lw = state
.winw
- x in min
lw w
408 and h
= let lh = state
.winh
- y in min
lh h
411 then GlTex.env
(`mode `blend
);
412 begin match !checkerstexid with
414 Gl.enable `texture_2d
;
415 GlTex.bind_texture ~target
:`texture_2d id
;
419 and y1 = float (y+h
) in
421 let tw = float w /. 16.0
422 and th
= float h
/. 16.0 in
423 let tx0 = float tilex /. 16.0
424 and ty0
= float tiley /. 16.0 in
426 and ty1
= ty0
+. th
in
427 Raw.sets_float
Glutils.vraw ~pos
:0
428 [| x0; y0; x0; y1; x1; y0; x1; y1 |];
429 Raw.sets_float
Glutils.traw ~pos
:0
430 [| tx0; ty0
; tx0; ty1
; tx1; ty0
; tx1; ty1
|];
431 GlArray.vertex `two
Glutils.vraw
;
432 GlArray.tex_coord `two
Glutils.traw
;
433 GlArray.draw_arrays `triangle_strip ~first
:0 ~count
:4;
434 Gl.disable `texture_2d
;
437 GlDraw.color (1.0, 1.0, 1.0);
438 filledrect
(float x) (float y) (float (x+w)) (float (y+h
));
441 then GlTex.env
(`mode `modulate
);
442 if w > 128 && h
> fstate
.fontsize
+ 10
444 let c = if conf
.invert
then 1.0 else 0.0 in
445 GlDraw.color (c, c, c);
448 then (col*conf
.tilew
, row*conf
.tileh
)
451 drawstring2 fstate
.fontsize
x y "Loading %d [%d,%d]" l
.pageno
c r
;
460 let pagevisible layout n
= List.exists
(fun l
-> l
.pageno
= n
) layout;;
462 let tilevisible1 l
x y =
464 and ax1
= l
.pagex
+ l
.pagevw
466 and ay1
= l
.pagey + l
.pagevh in
470 let bx1 = min
(bx0 + conf
.tilew
) l
.pagew
471 and by1
= min
(by0
+ conf
.tileh
) l
.pageh
in
473 let rx0 = max
ax0 bx0
474 and ry0
= max ay0 by0
475 and rx1
= min ax1
bx1
476 and ry1
= min ay1 by1
in
478 let nonemptyintersection = rx1
> rx0 && ry1
> ry0
in
482 let tilevisible layout n
x y =
483 let rec findpageinlayout m
= function
484 | l
:: rest
when l
.pageno
= n
->
485 tilevisible1 l
x y || (
486 match conf
.columns
with
487 | Csplit
(c, _
) when c > m
-> findpageinlayout (m
+1) rest
488 | Csplit _
| Csingle _
| Cmulti _
-> false
490 | _
:: rest
-> findpageinlayout 0 rest
493 findpageinlayout 0 layout;
496 let tileready l
x y =
497 tilevisible1 l
x y &&
498 gettileopaque l
(x/conf
.tilew
) (y/conf
.tileh
) != None
501 let tilepage n p
layout =
502 let rec loop = function
506 let f col row _ _ _ _ _ _
=
507 if state
.currently
= Idle
509 match gettileopaque l
col row with
512 let x = col*conf
.tilew
513 and y = row*conf
.tileh
in
515 let w = l
.pagew
- x in
519 let h = l
.pageh
- y in
524 then getpbo
w h conf
.colorspace
527 wcmd "tile %s %d %d %d %d %s" (~
> p
) x y w h (~
> pbo);
530 l
, p
, conf
.colorspace
, conf
.angle
,
531 state
.gen
, col, row, conf
.tilew
, conf
.tileh
540 if nogeomcmds state
.geomcmds
544 let preloadlayout x y sw sh
=
545 let y = if y < sh
then 0 else y - sh
in
546 let x = min
0 (x + sw
) in
554 if state
.currently
= Idle
558 begin match getopaque l
.pageno
with
560 wcmd "page %d %d" l
.pageno l
.pagedimno
;
561 state
.currently
<- Loading
(l
, state
.gen
);
563 tilepage l
.pageno opaque pages
;
568 if nogeomcmds state
.geomcmds
574 if conf
.preload && state
.currently
= Idle
575 then load (preloadlayout state
.x state
.y state
.winw state
.winh
);
578 let layoutready layout =
579 let rec fold all ls
=
582 let seen = ref false in
583 let allvisible = ref true in
584 let foo col row _ _ _ _ _ _
=
586 allvisible := !allvisible &&
587 begin match gettileopaque l
col row with
593 fold (!seen && !allvisible) rest
596 let alltilesvisible = fold true layout in
601 let y = bound
y 0 state
.maxy in
603 let layout = layout x y state
.winw state
.winh
in
604 postRedisplay
"gotoxy ready";
609 state
.layout <- layout;
610 begin match state
.mode
with
613 | Ltexact
(pageno
, linkno
) ->
614 let rec loop = function
616 state
.lnava
<- Some
(pageno
, linkno
);
617 state
.mode
<- LinkNav
(Ltgendir
0)
618 | l
:: _
when l
.pageno
= pageno
->
619 begin match getopaque pageno
with
620 | None
-> state
.mode
<- LinkNav
(Ltnotready
(pageno
, 0))
622 let x0, y0, x1, y1 = getlinkrect opaque linkno
in
623 if not
(x0 >= l
.pagex
&& x1 <= l
.pagex
+ l
.pagevw
624 && y0 >= l
.pagey && y1 <= l
.pagey + l
.pagevh)
625 then state
.mode
<- LinkNav
(Ltgendir
0)
627 | _
:: rest
-> loop rest
630 | Ltnotready _
| Ltgendir _
-> ()
632 | Birdseye _
| Textentry _
| View
-> ()
634 begin match state
.mode
with
635 | Birdseye
(conf
, leftx
, pageno
, hooverpageno
, anchor
) ->
636 if not
(pagevisible layout pageno
)
638 match state
.layout with
641 state
.mode
<- Birdseye
(conf
, leftx
, l
.pageno
, hooverpageno
, anchor
)
645 | Ltnotready
(_
, dir
)
648 let rec loop = function
651 match getopaque l
.pageno
with
652 | None
-> Ltnotready
(l
.pageno
, dir
)
657 then LDfirstvisible
(l
.pagex
, l
.pagey, dir
)
658 else if dir
> 0 then LDfirst
else LDlast
663 | Lnotfound
-> loop rest
665 showlinktype (getlink opaque n
);
666 Ltexact
(l
.pageno
, n
)
670 state
.mode
<- LinkNav
linknav
673 | Textentry _
| View
-> ()
678 let mx, my
= state
.mpos
in
683 let conttiling pageno opaque
=
684 tilepage pageno opaque
686 then preloadlayout state
.x state
.y state
.winw state
.winh
691 if not conf
.verbose
then state
.text <- E.s;
695 let getanchory (n
, top
, dtop
) =
696 let y, h = getpageyh n
in
699 let ips = calcips
h in
700 y + truncate
(top
*.float h -. dtop
*.float ips) + ips;
701 else y + truncate
(top
*.float h -. dtop
*.float conf
.interpagespace
)
704 let gotoanchor anchor
= gotoxy state
.x (getanchory anchor
);;
705 let addnav () = getanchor
() |> cbput state
.hists
.nav
;;
706 let addnavnorc () = getanchor
() |> cbput_dont_update_rc state
.hists
.nav
;;
709 let anchor = cbgetc state
.hists
.nav dir
in
714 let y, h = getpageyh n
in
715 let y = y + (truncate
(top
*. float h)) in
719 let gotopage1 n top
=
720 let y = getpagey n
in
726 Glutils.redisplay
:= false;
731 match state
.geomcmds
with
732 | ps
, [] when emptystr ps
->
734 state
.geomcmds
<- s, [];
735 | ps
, [] -> state
.geomcmds
<- ps
, [s, f];
736 | ps
, (s'
, _
) :: rest
when s'
= s -> state
.geomcmds
<- ps
, ((s, f) :: rest
);
737 | ps
, cmds
-> state
.geomcmds
<- ps
, ((s, f) :: cmds
);
741 Hashtbl.iter
(fun _ opaque
-> wcmd "freepage %s" (~
> opaque
)) state
.pagemap
;
742 Hashtbl.clear state
.pagemap
;
746 if not
(Queue.is_empty state
.tilelru
)
748 Queue.iter
(fun (k
, p
, s) ->
749 wcmd "freetile %s" (~
> p
);
750 state
.memused
<- state
.memused
- s;
751 Hashtbl.remove state
.tilemap k
;
753 state
.uioh#infochanged Memused
;
754 Queue.clear state
.tilelru
;
760 let h = truncate
(float h*.conf
.zoom
) in
761 let d = conf
.interpagespace
lsl (if conf
.presentation
then 1 else 0) in
767 let sl = keystostrlist conf
in
769 function | [] -> accu
770 | s :: rest
-> loop ((s, 0, Noaction
) :: accu) rest
771 in Help.makehelp conf
.urilauncher
772 @ (("", 0, Noaction
) :: loop [] sl) |> Array.of_list
775 let opendoc path password
=
777 state
.password
<- password
;
778 state
.gen
<- state
.gen
+ 1;
780 state
.outlines
<- [||];
783 setaalevel conf
.aalevel
;
785 if emptystr state
.origin
789 Wsi.settitle
("llpp " ^ mbtoutf8
(Filename.basename
titlepath));
790 wcmd "open %d %d %s\000%s\000%s\000"
791 (btod conf
.usedoccss
) !layouth
792 path password conf
.css
;
793 invalidate "reqlayout"
795 wcmd "reqlayout %d %d %d %s\000"
796 conf
.angle
(FMTE.to_int conf
.fitmodel
)
797 (stateh state
.winh
) state
.nameddest
803 state
.anchor <- getanchor
();
804 opendoc state
.path state
.password
;
807 let scalecolor c = let c = c *. conf
.colorscale
in (c, c, c);;
808 let scalecolor2 (r
, g, b) =
809 (r
*. conf
.colorscale
, g *. conf
.colorscale
, b *. conf
.colorscale
);
812 let docolumns columns
=
815 let a = Array.make state
.pagecount
(-1, -1, -1, (-1, -1, -1, -1)) in
816 let rec loop pageno
pdimno pdim
y ph pdims
=
817 if pageno
!= state
.pagecount
819 let pdimno, ((_
, w, h, xoff
) as pdim
), pdims
=
821 | ((pageno'
, _
, _
, _
) as pdim
) :: rest
when pageno'
= pageno
->
826 let x = max
0 (((state
.winw
- w) / 2) - xoff
) in
828 y + (if conf
.presentation
829 then (if pageno
= 0 then calcips
h else calcips ph
+ calcips
h)
830 else (if pageno
= 0 then 0 else conf
.interpagespace
))
832 a.(pageno
) <- (pdimno, x, y, pdim
);
833 loop (pageno
+1) pdimno pdim
(y + h) h pdims
835 loop 0 ~
-1 (-1,-1,-1,-1) 0 0 state
.pdims
;
836 conf
.columns
<- Csingle
a;
838 | Cmulti
((columns
, coverA
, coverB
), _
) ->
839 let a = Array.make state
.pagecount
(-1, -1, -1, (-1, -1, -1, -1)) in
840 let rec loop pageno
pdimno pdim
x y rowh pdims
=
842 if m
= pageno
then () else
843 let (pdimno, x, y, ((_
, _
, h, _
) as pdim
)) = a.(m
) in
846 let y = y + (rowh
- h) / 2 in
847 a.(m
) <- (pdimno, x, y, pdim
);
851 if pageno
= state
.pagecount
852 then fixrow (((pageno
- 1) / columns
) * columns
)
854 let pdimno, ((_
, w, h, xoff
) as pdim
), pdims
=
856 | ((pageno'
, _
, _
, _
) as pdim
) :: rest
when pageno'
= pageno
->
858 | _
-> pdimno, pdim
, pdims
861 if pageno
= coverA
- 1 || pageno
= state
.pagecount
- coverB
863 let x = (state
.winw
- w) / 2 in
865 if conf
.presentation
then calcips
h else conf
.interpagespace
in
869 if (pageno
- coverA
) mod columns
= 0
871 let x = max
0 (state
.winw
- state
.w) / 2 in
875 let ips = calcips
h in
876 y + (if pageno
= 0 then 0 else calcips rowh
+ ips)
878 y + (if pageno
= 0 then 0 else conf
.interpagespace
)
882 else x, y, max rowh
h
886 if pageno
> 1 && (pageno
- coverA
) mod columns
= 0
889 if pageno
= columns
&& conf
.presentation
891 let ips = calcips rowh
in
892 for i
= 0 to pred columns
894 let (pdimno, x, y, pdim
) = a.(i
) in
895 a.(i
) <- (pdimno, x, y+ips, pdim
)
901 fixrow (pageno
- columns
);
906 a.(pageno
) <- (pdimno, x, y, pdim
);
907 let x = x + w + xoff
*2 + conf
.interpagespace
in
908 loop (pageno
+1) pdimno pdim
x y rowh' pdims
910 loop 0 ~
-1 (-1,-1,-1,-1) 0 0 0 state
.pdims
;
911 conf
.columns
<- Cmulti
((columns
, coverA
, coverB
), a);
914 let a = Array.make
(state
.pagecount
*c) (-1, -1, -1, (-1, -1, -1, -1)) in
915 let rec loop pageno
pdimno pdim
y pdims
=
916 if pageno
!= state
.pagecount
918 let pdimno, ((_
, w, h, _
) as pdim
), pdims
=
920 | ((pageno'
, _
, _
, _
) as pdim
) :: rest
when pageno'
= pageno
->
922 | _
-> pdimno, pdim
, pdims
925 let rec loop1 n
x y =
926 if n
= c then y else (
927 a.(pageno
*c + n
) <- (pdimno, x, y, pdim
);
928 loop1 (n
+1) (x+cw) (y + h + conf
.interpagespace
)
931 let y = loop1 0 0 y in
932 loop (pageno
+1) pdimno pdim
y pdims
934 loop 0 ~
-1 (-1,-1,-1,-1) 0 state
.pdims
;
935 conf
.columns
<- Csplit
(c, a);
939 docolumns conf
.columns
;
940 state
.maxy <- calcheight
();
941 if state
.reprf
== noreprf
943 match state
.mode
with
944 | Birdseye
(_
, _
, pageno
, _
, _
) ->
945 let y, h = getpageyh pageno
in
946 let top = (state
.winh
- h) / 2 in
947 gotoxy state
.x (max
0 (y - top))
948 | Textentry _
| View
| LinkNav _
->
949 let y = getanchory state
.anchor in
950 let y = min
y (state
.maxy - state
.winh
) in
955 state
.reprf
<- noreprf
;
959 let reshape ?
(firsttime
=false) w h =
960 GlDraw.viewport ~
x:0 ~
y:0 ~
w ~
h;
961 if not firsttime
&& nogeomcmds state
.geomcmds
962 then state
.anchor <- getanchor
();
965 let w = truncate
(float w *. conf
.zoom
) in
968 setfontsize fstate
.fontsize
;
969 GlMat.mode `modelview
;
970 GlMat.load_identity
();
972 GlMat.mode `projection
;
973 GlMat.load_identity
();
974 GlMat.rotate ~
x:1.0 ~angle
:180.0 ();
975 GlMat.translate ~
x:~
-.1.0 ~
y:~
-.1.0 ();
976 GlMat.scale3
(2.0 /. float state
.winw
, 2.0 /. float state
.winh
, 1.0);
981 else float state
.x /. float state
.w
983 invalidate "geometry"
987 then state
.x <- truncate
(relx *. float w);
989 match conf
.columns
with
991 | Cmulti
((c, _
, _
), _
) -> (w - (c-1)*conf
.interpagespace
) / c
992 | Csplit
(c, _
) -> w * c
994 wcmd "geometry %d %d %d" w (stateh h) (FMTE.to_int conf
.fitmodel
)
999 let len = Queue.length state
.tilelru
in
1000 let layout = lazy (if conf
.preload
1001 then preloadlayout state
.x state
.y state
.winw state
.winh
1002 else state
.layout) in
1004 if state
.memused
> conf
.memlimit
1008 let (k
, p
, s) as lruitem
= Queue.pop state
.tilelru
in
1009 let n, gen
, colorspace
, angle
, pagew
, pageh
, col, row = k
in
1010 let (_
, pw, ph
, _
) = getpagedim
n in
1012 && colorspace
= conf
.colorspace
1013 && angle
= conf
.angle
1017 let x = col*conf
.tilew
and y = row*conf
.tileh
in
1018 tilevisible (Lazy.force_val
layout) n x y
1020 then Queue.push lruitem state
.tilelru
1023 wcmd "freetile %s" (~
> p
);
1024 state
.memused
<- state
.memused
- s;
1025 state
.uioh#infochanged Memused
;
1026 Hashtbl.remove state
.tilemap k
;
1034 let onpagerect pageno
f =
1036 match conf
.columns
with
1037 | Cmulti
(_
, b) -> b
1039 | Csplit
(_
, b) -> b
1041 if pageno
>= 0 && pageno
< Array.length
b
1043 let (_
, _
, _
, (_
, w, h, _
)) = b.(pageno
) in
1047 let gotopagexy1 pageno
x y =
1048 let _,w1
,h1
,leftx
= getpagedim pageno
in
1049 let top = y /. (float h1
) in
1050 let left = x /. (float w1
) in
1051 let py, w, h = getpageywh pageno
in
1052 let wh = state
.winh
in
1053 let x = left *. (float w) in
1054 let x = leftx
+ state
.x + truncate
x in
1056 if x < 0 || x >= state
.winw
1060 let pdy = truncate
(top *. float h) in
1061 let y'
= py + pdy in
1062 let dy = y'
- state
.y in
1064 if x != state
.x || not
(dy > 0 && dy < wh)
1066 if conf
.presentation
1068 if abs
(py - y'
) > wh
1075 if state
.x != sx || state
.y != sy
1077 else gotoxy state
.x state
.y;
1080 let gotopagexy pageno
x y =
1081 match state
.mode
with
1082 | Birdseye
_ -> gotopage pageno
0.0
1083 | Textentry
_ | View
| LinkNav
_ -> gotopagexy1 pageno
x y
1086 let getpassword () =
1087 let passcmd = getenvdef
"LLPP_ASKPASS" conf
.passcmd in
1090 else getcmdoutput
(fun s ->
1091 impmsg "error getting password: %s" s;
1092 dolog
"%s" s) passcmd;
1095 let pgoto opaque pageno
x y =
1096 let pdimno = getpdimno pageno
in
1097 let x, y = project opaque pageno
pdimno x y in
1098 gotopagexy pageno
x y;
1102 (* dolog "%S" cmds; *)
1103 let spl = splitatchar cmds ' '
in
1105 try Scanf.sscanf
s fmt
f
1107 dolog
"error processing '%S': %s" cmds
@@ exntos exn
;
1110 let addoutline outline
=
1111 match state
.currently
with
1112 | Outlining outlines
-> state
.currently
<- Outlining
(outline
:: outlines
)
1113 | Idle
-> state
.currently
<- Outlining
[outline
]
1114 | Loading
_ | Tiling
_ ->
1115 dolog
"invalid outlining state";
1116 logcurrently state
.currently
1121 state
.uioh#infochanged Pdim
;
1123 | "clearrects", "" ->
1124 state
.rects
<- state
.rects1
;
1125 postRedisplay
"clearrects";
1127 | "continue", args
->
1128 let n = scan args
"%u" (fun n -> n) in
1129 state
.pagecount
<- n;
1130 begin match state
.currently
with
1132 state
.currently
<- Idle
;
1133 state
.outlines
<- Array.of_list
(List.rev l
)
1134 | Idle
| Loading
_ | Tiling
_ -> ()
1137 let cur, cmds
= state
.geomcmds
in
1138 if emptystr
cur then error
"empty geomcmd";
1140 begin match List.rev cmds
with
1142 state
.geomcmds
<- E.s, [];
1146 state
.geomcmds
<- s, List.rev rest
;
1148 postRedisplay
"continue";
1154 if conf
.verbose
then showtext ' ' args
1157 Buffer.add_string state
.errmsgs args
;
1158 state
.newerrmsgs
<- true;
1159 postRedisplay
"error message"
1161 | "progress", args
->
1162 let progress, text =
1164 (fun f pos
-> f, String.sub args pos
(String.length args
- pos
))
1167 state
.progress <- progress;
1168 postRedisplay
"progress"
1170 | "firstmatch", args
->
1171 let pageno, c, x0, y0, x1, y1, x2
, y2
, x3
, y3
=
1172 scan args
"%u %d %f %f %f %f %f %f %f %f"
1173 (fun p
c x0 y0 x1 y1 x2 y2 x3 y3
->
1174 (p
, c, x0, y0, x1, y1, x2
, y2
, x3
, y3
))
1176 let y = (getpagey
pageno) + truncate
y0 in
1178 if (state
.x < - truncate
x0) || (state
.x > state
.winw
- truncate
x1)
1179 then state
.winw
/2 - truncate
(x0 /. 2. +. x1 /. 2.)
1184 let color = (0.0, 0.0, 1.0 /. float c, 0.5) in
1185 state
.rects1
<- [pageno, color, (x0, y0, x1, y1, x2
, y2
, x3
, y3
)]
1188 let pageno, c, x0, y0, x1, y1, x2
, y2
, x3
, y3
=
1189 scan args
"%u %d %f %f %f %f %f %f %f %f"
1190 (fun p
c x0 y0 x1 y1 x2 y2 x3 y3
->
1191 (p
, c, x0, y0, x1, y1, x2
, y2
, x3
, y3
))
1193 let color = (0.0, 0.0, 1.0 /. float c, 0.5) in
1195 (pageno, color, (x0, y0, x1, y1, x2
, y2
, x3
, y3
)) :: state
.rects1
1198 let pageopaques, t
= scan args
"%s %f" (fun p t
-> p
, t
) in
1199 let pageopaque = ~
< pageopaques in
1200 begin match state
.currently
with
1201 | Loading
(l
, gen
) ->
1202 vlog "page %d took %f sec" l
.pageno t
;
1203 Hashtbl.replace state
.pagemap
(l
.pageno, gen
) pageopaque;
1204 let preloadedpages =
1206 then preloadlayout state
.x state
.y state
.winw state
.winh
1210 let set = List.fold_left
(fun s l
-> IntSet.add l
.pageno s)
1211 IntSet.empty
preloadedpages
1214 Hashtbl.fold (fun ((pageno, _) as key) opaque
accu ->
1215 if not
(IntSet.mem
pageno set)
1217 wcmd "freepage %s" (~
> opaque
);
1223 List.iter
(Hashtbl.remove state
.pagemap
) evictedpages;
1226 state
.currently
<- Idle
;
1229 tilepage l
.pageno pageopaque state
.layout;
1231 load preloadedpages;
1232 let visible = pagevisible state
.layout l
.pageno in
1235 match state
.mode
with
1236 | LinkNav
(Ltnotready
(pageno, dir
)) ->
1237 if pageno = l
.pageno
1242 then LDfirstvisible
(l
.pagex
, l
.pagey, dir
)
1243 else if dir
> 0 then LDfirst
else LDlast
1245 findlink
pageopaque ld
1250 showlinktype (getlink
pageopaque n);
1251 state
.mode
<- LinkNav
(Ltexact
(l
.pageno, n))
1253 | LinkNav
(Ltgendir
_)
1254 | LinkNav
(Ltexact
_)
1260 if visible && layoutready state
.layout
1261 then postRedisplay
"page";
1264 | Idle
| Tiling
_ | Outlining
_ ->
1265 dolog
"Inconsistent loading state";
1266 logcurrently state
.currently
;
1271 let (x, y, opaques
, size
, t
) =
1272 scan args
"%u %u %s %u %f" (fun x y p size t
-> (x, y, p
, size
, t
))
1274 let opaque = ~
< opaques
in
1275 begin match state
.currently
with
1276 | Tiling
(l
, pageopaque, cs
, angle
, gen
, col, row, tilew
, tileh
) ->
1277 vlog "tile %d [%d,%d] took %f sec" l
.pageno col row t
;
1280 if tilew
!= conf
.tilew
|| tileh
!= conf
.tileh
1282 wcmd "freetile %s" (~
> opaque);
1283 state
.currently
<- Idle
;
1287 puttileopaque l
col row gen cs angle
opaque size t
;
1288 state
.memused
<- state
.memused
+ size
;
1289 state
.uioh#infochanged Memused
;
1291 Queue.push
((l
.pageno, gen
, cs
, angle
, l
.pagew
, l
.pageh
, col, row),
1292 opaque, size
) state
.tilelru
;
1294 state
.currently
<- Idle
;
1296 && conf
.colorspace
= cs
1297 && conf
.angle
= angle
1298 && tilevisible state
.layout l
.pageno x y
1299 then conttiling l
.pageno pageopaque;
1301 preload state
.layout;
1303 && conf
.colorspace
= cs
1304 && conf
.angle
= angle
1305 && tilevisible state
.layout l
.pageno x y
1306 && layoutready state
.layout
1307 then postRedisplay
"tile nothrottle";
1310 | Idle
| Loading
_ | Outlining
_ ->
1311 dolog
"Inconsistent tiling state";
1312 logcurrently state
.currently
;
1317 let (n, w, h, _) as pdim
=
1318 scan args
"%u %u %u %u" (fun n w h x -> n, w, h, x)
1321 match conf
.fitmodel
with
1323 | FitPage
| FitProportional
->
1324 match conf
.columns
with
1325 | Csplit
_ -> (n, w, h, 0)
1326 | Csingle
_ | Cmulti
_ -> pdim
1328 state
.pdims
<- pdim :: state
.pdims
;
1329 state
.uioh#infochanged Pdim
1332 let (l
, n, t
, h, pos
) =
1333 scan args
"%u %u %d %u %n" (fun l
n t
h pos
-> l
, n, t
, h, pos
)
1335 let s = String.sub args pos
(String.length args
- pos
) in
1336 addoutline (s, l
, Oanchor
(n, float t
/. float h, 0.0))
1339 let (l
, len, pos
) = scan args
"%u %u %n" (fun l
len pos
-> l
, len, pos
) in
1340 let s = String.sub args pos
len in
1341 let pos2 = pos
+ len + 1 in
1342 let uri = String.sub args
pos2 (String.length args
- pos2) in
1343 addoutline (s, l
, Ouri
uri)
1346 let (l
, pos
) = scan args
"%u %n" (fun l pos
-> l
, pos
) in
1347 let s = String.sub args pos
(String.length args
- pos
) in
1348 addoutline (s, l
, Onone
)
1351 let (n, l
, t
) = scan args
"%u %d %d" (fun n l t
-> n, l
, t
) in
1352 state
.reprf
<- (fun () -> gotopagexy n (float l
) (float t
))
1355 let c, v
= splitatchar args '
\t'
in
1362 if not
!ignoredoctitlte then Wsi.settitle v
;
1366 if let len = String.length
c in
1367 len > 6 && ((String.sub
c (len-4) 4) = "date")
1369 if String.length v
>= 7 && v
.[0] = 'D'
&& v
.[1] = '
:'
1371 let b = Buffer.create
10 in
1372 Printf.bprintf
b "%s\t" c;
1375 Buffer.add_substring
b v p l
;
1376 Buffer.add_char
b c;
1377 with exn
-> Buffer.add_string
b @@ exntos exn
1385 Buffer.add_char
b '
['
;
1386 Buffer.add_string
b v
;
1387 Buffer.add_char
b '
]'
;
1394 state
.docinfo
<- (1, s) :: state
.docinfo
1397 state
.docinfo
<- List.rev state
.docinfo
;
1398 state
.uioh#infochanged Docinfo
1402 then Wsi.settitle
"Wrong password";
1403 let password = getpassword () in
1404 if emptystr
password
1405 then error
"document is password protected"
1406 else opendoc state
.path
password
1408 | _ -> error
"unknown cmd `%S'" cmds
1413 let action = function
1414 | HCprev
-> cbget cb ~
-1
1415 | HCnext
-> cbget cb
1
1416 | HCfirst
-> cbget cb ~
-(cb
.rc)
1417 | HClast
-> cbget cb
(cb
.len - 1 - cb
.rc)
1418 and cancel
() = cb
.rc <- rc
1422 let search pattern forward
=
1423 match conf
.columns
with
1424 | Csplit
_ -> impmsg "searching does not work properly in split columns mode"
1425 | Csingle
_ | Cmulti
_ ->
1426 if nonemptystr pattern
1429 match state
.layout with
1431 | l
:: _ -> l
.pageno, (l
.pagey + if forward
then 0 else 0*l
.pagevh)
1433 wcmd "search %d %d %d %d,%s\000"
1434 (btod conf
.icase
) pn py (btod forward
) pattern
;
1437 let intentry text key =
1439 if emptystr
text && key = Keys.Ascii '
-'
1440 then addchar
text '
-'
1442 match [@warning
"-4"] key with
1443 | Keys.Ascii
('
0'
..'
9'
as c) -> addchar
text c
1445 state
.text <- "invalid key";
1455 let l = String.length
s in
1456 let rec loop pos
n =
1460 let m = Char.code
s.[pos
] - (if pos
= 0 && l > 1 then 96 else 97) in
1461 loop (pos
+1) (n*26 + m)
1464 let rec loop n = function
1467 match getopaque l.pageno with
1468 | None
-> loop n rest
1470 let m = getlinkcount
opaque in
1473 let under = getlink
opaque n in
1475 else loop (n-m) rest
1477 loop n state
.layout;
1480 let linknentry text key = match [@warning
"-4"] key with
1482 let text = addchar
text c in
1483 linknact (fun under -> state
.text <- undertext under) text;
1486 state
.text <- Printf.sprintf
"invalid key";
1490 let textentry text key = match [@warning
"-4"] key with
1491 | Keys.Ascii
c -> TEcont
(addchar
text c)
1492 | Keys.Code
c -> TEcont
(text ^ toutf8
c)
1496 let reqlayout angle fitmodel
=
1497 if nogeomcmds state
.geomcmds
1498 then state
.anchor <- getanchor
();
1499 conf
.angle
<- angle
mod 360;
1502 match state
.mode
with
1503 | LinkNav
_ -> state
.mode
<- View
1504 | Birdseye
_ | Textentry
_ | View
-> ()
1506 conf
.fitmodel
<- fitmodel
;
1507 invalidate "reqlayout"
1508 (fun () -> wcmd "reqlayout %d %d %d"
1509 conf
.angle
(FMTE.to_int conf
.fitmodel
) (stateh state
.winh
));
1512 let settrim trimmargins trimfuzz
=
1513 if nogeomcmds state
.geomcmds
1514 then state
.anchor <- getanchor
();
1515 conf
.trimmargins
<- trimmargins
;
1516 conf
.trimfuzz
<- trimfuzz
;
1517 let x0, y0, x1, y1 = trimfuzz
in
1518 invalidate "settrim"
1519 (fun () -> wcmd "settrim %d %d %d %d %d"
1520 (btod conf
.trimmargins
) x0 y0 x1 y1);
1525 let zoom = max
0.0001 zoom in
1526 if zoom <> conf
.zoom
1528 state
.prevzoom
<- (conf
.zoom, state
.x);
1530 reshape state
.winw state
.winh
;
1531 state
.text <- Printf.sprintf
"zoom is now %-5.2f" (zoom *. 100.0);
1535 let pivotzoom ?
(vw=min state
.w state
.winw
)
1536 ?
(vh
=min
(state
.maxy-state
.y) state
.winh
)
1537 ?
(x=vw/2) ?
(y=vh
/2) zoom =
1538 let w = float state
.w /. zoom in
1539 let hw = w /. 2.0 in
1540 let ratio = float vh
/. float vw in
1541 let hh = hw *. ratio in
1542 let x0 = float x -. hw
1543 and y0 = float y -. hh in
1544 gotoxy (state
.x - truncate
x0) (state
.y + truncate
y0);
1548 let pivotzoom ?
vw ?vh ?
x ?
y zoom =
1549 if nogeomcmds state
.geomcmds
1552 then pivotzoom ?
vw ?vh ?
x ?
y zoom
1556 let setcolumns mode columns coverA coverB
=
1557 state
.prevcolumns
<- Some
(conf
.columns
, conf
.zoom);
1561 then impmsg "split mode doesn't work in bird's eye"
1563 conf
.columns
<- Csplit
(-columns
, E.a);
1571 conf
.columns
<- Csingle
E.a;
1576 conf
.columns
<- Cmulti
((columns
, coverA
, coverB
), E.a);
1580 reshape state
.winw state
.winh
;
1583 let resetmstate () =
1584 state
.mstate
<- Mnone
;
1585 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
1588 let enterbirdseye () =
1589 let zoom = float conf
.thumbw
/. float state
.winw
in
1590 let birdseyepageno =
1591 let cy = state
.winh
/ 2 in
1595 let rec fold best
= function
1598 let d = cy - (l.pagedispy + l.pagevh/2)
1599 and dbest
= cy - (best
.pagedispy + best
.pagevh/2) in
1600 if abs
d < abs dbest
1609 { conf
with zoom = conf
.zoom },
1610 state
.x, birdseyepageno, -1, getanchor
()
1614 conf
.presentation
<- false;
1615 conf
.interpagespace
<- 10;
1616 conf
.hlinks
<- false;
1617 conf
.fitmodel
<- FitPage
;
1620 match conf
.beyecolumns
with
1623 Cmulti
((c, 0, 0), E.a)
1624 | None
-> Csingle
E.a
1627 then state
.text <- Printf.sprintf
"birds eye mode on (zoom %3.1f%%)"
1629 else state
.text <- E.s;
1630 reshape state
.winw state
.winh
;
1633 let leavebirdseye (c, leftx
, pageno, _, anchor) goback
=
1635 conf
.zoom <- c.zoom;
1636 conf
.presentation
<- c.presentation
;
1637 conf
.interpagespace
<- c.interpagespace
;
1638 conf
.hlinks
<- c.hlinks
;
1639 conf
.fitmodel
<- c.fitmodel
;
1640 conf
.beyecolumns
<- (
1641 match conf
.columns
with
1642 | Cmulti
((c, _, _), _) -> Some
c
1644 | Csplit
_ -> error
"leaving bird's eye split mode"
1647 match c.columns
with
1648 | Cmulti
(c, _) -> Cmulti
(c, E.a)
1649 | Csingle
_ -> Csingle
E.a
1650 | Csplit
(c, _) -> Csplit
(c, E.a)
1653 then state
.text <- Printf.sprintf
"birds eye mode off (zoom %3.1f%%)"
1655 reshape state
.winw state
.winh
;
1656 state
.anchor <- if goback
then anchor else (pageno, 0.0, 1.0);
1660 let togglebirdseye () =
1661 match state
.mode
with
1662 | Birdseye vals
-> leavebirdseye vals
true
1663 | View
-> enterbirdseye ()
1664 | Textentry
_ | LinkNav
_ -> ()
1667 let upbirdseye incr
(conf
, leftx
, pageno, hooverpageno
, anchor) =
1668 let pageno = max
0 (pageno - incr
) in
1669 let rec loop = function
1670 | [] -> gotopage1 pageno 0
1671 | l :: _ when l.pageno = pageno ->
1672 if l.pagedispy >= 0 && l.pagey = 0
1673 then postRedisplay
"upbirdseye"
1674 else gotopage1 pageno 0
1675 | _ :: rest
-> loop rest
1679 state
.mode
<- Birdseye
(conf
, leftx
, pageno, hooverpageno
, anchor)
1682 let downbirdseye incr
(conf
, leftx
, pageno, hooverpageno
, anchor) =
1683 let pageno = min
(state
.pagecount
- 1) (pageno + incr
) in
1684 state
.mode
<- Birdseye
(conf
, leftx
, pageno, hooverpageno
, anchor);
1685 let rec loop = function
1687 let y, h = getpageyh
pageno in
1688 let dy = (y - state
.y) - (state
.winh
- h - conf
.interpagespace
) in
1689 gotoxy state
.x (clamp dy)
1690 | l :: _ when l.pageno = pageno ->
1691 if l.pagevh != l.pageh
1692 then gotoxy state
.x (clamp (l.pageh
- l.pagevh + conf
.interpagespace
))
1693 else postRedisplay
"downbirdseye"
1694 | _ :: rest
-> loop rest
1700 let optentry mode
_ key =
1701 let btos b = if b then "on" else "off" in
1702 match [@warning
"-4"] key with
1706 let n, a, b = multicolumns_of_string
s in
1707 setcolumns mode
n a b;
1709 state
.text <- Printf.sprintf
"bad columns `%s': %s" s @@ exntos exn
1711 TEswitch
("columns: ", E.s, None
, textentry, ondone, true)
1716 let zoom = float (int_of_string
s) /. 100.0 in
1719 state
.text <- Printf.sprintf
"bad integer `%s': %s" s @@ exntos exn
1721 TEswitch
("zoom: ", E.s, None
, intentry, ondone, true)
1724 conf
.icase
<- not conf
.icase
;
1725 TEdone
("case insensitive search " ^
(btos conf
.icase
))
1728 conf
.verbose
<- not conf
.verbose
;
1729 TEdone
("verbose " ^
(btos conf
.verbose
))
1732 conf
.debug
<- not conf
.debug
;
1733 TEdone
("debug " ^
(btos conf
.debug
))
1736 conf
.underinfo
<- not conf
.underinfo
;
1737 TEdone
("underinfo " ^
btos conf
.underinfo
)
1740 settrim (not conf
.trimmargins
) conf
.trimfuzz
;
1741 TEdone
("trim margins " ^
btos conf
.trimmargins
)
1744 conf
.invert
<- not conf
.invert
;
1745 TEdone
("invert colors " ^
btos conf
.invert
)
1749 cbput state
.hists
.sel
s;
1752 TEswitch
("selection command: ", E.s, Some
(onhist state
.hists
.sel
),
1753 textentry, ondone, true)
1757 then conf
.pax
<- Some
0.0
1758 else conf
.pax
<- None
;
1759 TEdone
("PAX " ^
btos (conf
.pax
!= None
))
1762 state
.text <- Printf.sprintf
"bad option %d `%c'" (Char.code
c) c;
1765 | _ -> TEcont state
.text
1768 let adderrmsg src msg
=
1769 Buffer.add_string state
.errmsgs msg
;
1770 state
.newerrmsgs
<- true;
1774 let adderrfmt src fmt
= Format.ksprintf
(fun s -> adderrmsg src
s) fmt
;;
1776 class outlinelistview ~zebra ~source
=
1777 let settext autonarrow
s =
1780 let ss = source#statestr
in
1781 state
.text <- if emptystr
ss
1783 else "{" ^
ss ^
"} [" ^
s ^
"]"
1784 else state
.text <- s
1790 ~source
:(source
:> lvsource
)
1792 ~modehash
:(findkeyhash conf
"outline")
1795 val m_autonarrow
= false
1797 method! key key mask
=
1799 if emptystr state
.text
1801 else fstate
.maxrows - 2
1803 let calcfirst first active
=
1806 let rows = active
- first
in
1807 if rows > maxrows then active
- maxrows else first
1811 let active = m_active
+ incr
in
1812 let active = bound
active 0 (source#getitemcount
- 1) in
1813 let first = calcfirst m_first
active in
1814 postRedisplay
"outline navigate";
1815 coe
{< m_active
= active; m_first
= first >}
1817 let navscroll first =
1819 let dist = m_active
- first in
1825 else first + maxrows
1828 postRedisplay
"outline navscroll";
1829 coe
{< m_first
= first; m_active
= active >}
1831 let ctrl = Wsi.withctrl mask
in
1833 match Wsi.kc2kt
key with
1834 | Ascii '
a'
when ctrl ->
1842 let pattern = source#renarrow
in
1843 if nonemptystr m_qsearch
1844 then (source#narrow m_qsearch
; m_qsearch
)
1848 settext (not m_autonarrow
) text;
1849 postRedisplay
"toggle auto narrowing";
1850 coe
{< m_first
= 0; m_active
= 0; m_autonarrow
= not m_autonarrow
>}
1852 | Ascii '
/'
when emptystr m_qsearch
&& not m_autonarrow
->
1854 postRedisplay
"toggle auto narrowing";
1855 coe
{< m_first
= 0; m_active
= 0; m_autonarrow
= true >}
1857 | Ascii '
n'
when ctrl ->
1858 source#narrow m_qsearch
;
1860 then source#add_narrow_pattern m_qsearch
;
1861 postRedisplay
"outline ctrl-n";
1862 coe
{< m_first
= 0; m_active
= 0 >}
1864 | Ascii 'S'
when ctrl ->
1865 let active = source#calcactive
(getanchor
()) in
1866 let first = firstof m_first
active in
1867 postRedisplay
"outline ctrl-s";
1868 coe
{< m_first
= first; m_active
= active >}
1870 | Ascii 'u'
when ctrl ->
1871 postRedisplay
"outline ctrl-u";
1872 if m_autonarrow
&& nonemptystr m_qsearch
1874 ignore
(source#renarrow
);
1875 settext m_autonarrow
E.s;
1876 coe
{< m_first
= 0; m_active
= 0; m_qsearch
= E.s >}
1879 source#del_narrow_pattern
;
1880 let pattern = source#renarrow
in
1882 if emptystr
pattern then E.s else "Narrowed to " ^
pattern
1884 settext m_autonarrow
text;
1885 coe
{< m_first
= 0; m_active
= 0; m_qsearch
= E.s >}
1888 | Ascii '
l'
when ctrl ->
1889 let first = max
0 (m_active
- (fstate
.maxrows / 2)) in
1890 postRedisplay
"outline ctrl-l";
1891 coe
{< m_first
= first >}
1893 | Ascii '
\t'
when m_autonarrow
->
1894 if nonemptystr m_qsearch
1896 postRedisplay
"outline list view tab";
1897 source#add_narrow_pattern m_qsearch
;
1899 coe
{< m_qsearch
= E.s >}
1903 | Escape
when m_autonarrow
->
1904 if nonemptystr m_qsearch
1905 then source#add_narrow_pattern m_qsearch
;
1908 | Enter
when m_autonarrow
->
1909 if nonemptystr m_qsearch
1910 then source#add_narrow_pattern m_qsearch
;
1913 | (Ascii
_ | Code
_) when m_autonarrow
->
1914 let pattern = m_qsearch ^ toutf8
key in
1915 postRedisplay
"outlinelistview autonarrow add";
1916 source#narrow
pattern;
1917 settext true pattern;
1918 coe
{< m_first
= 0; m_active
= 0; m_qsearch
= pattern >}
1920 | Backspace
when m_autonarrow
->
1921 if emptystr m_qsearch
1924 let pattern = withoutlastutf8 m_qsearch
in
1925 postRedisplay
"outlinelistview autonarrow backspace";
1926 ignore
(source#renarrow
);
1927 source#narrow
pattern;
1928 settext true pattern;
1929 coe
{< m_first
= 0; m_active
= 0; m_qsearch
= pattern >}
1931 | Up
when ctrl -> navscroll (max
0 (m_first
- 1))
1934 navscroll (min
(source#getitemcount
- 1) (m_first
+ 1))
1936 | Up
-> navigate ~
-1
1937 | Down
-> navigate 1
1938 | Prior
-> navigate ~
-(fstate
.maxrows)
1939 | Next
-> navigate fstate
.maxrows
1945 postRedisplay
"outline ctrl right";
1946 {< m_pan
= m_pan
+ 1 >}
1948 else self#updownlevel
1
1956 postRedisplay
"outline ctrl left";
1957 {< m_pan
= m_pan
- 1 >}
1959 else self#updownlevel ~
-1
1964 postRedisplay
"outline home";
1965 coe
{< m_first
= 0; m_active
= 0 >}
1968 let active = source#getitemcount
- 1 in
1969 let first = max
0 (active - fstate
.maxrows) in
1970 postRedisplay
"outline end";
1971 coe
{< m_active
= active; m_first
= first >}
1973 | Delete
|Escape
|Insert
|Enter
|Ascii
_|Code
_|Ctrl
_|Backspace
|Fn
_ ->
1977 let genhistoutlines () =
1979 |> List.sort
(fun (_, c1
, _, _, _, _) (_, c2
, _, _, _, _) ->
1980 compare c2
.lastvisit c1
.lastvisit
)
1981 |> List.map
(fun ((path
, c, _, _, _, origin
) as hist
) ->
1982 let path = if nonemptystr origin
then origin
else path in
1983 let base = mbtoutf8
@@ Filename.basename
path in
1984 (base ^
"\000" ^
c.title
, 1, Ohistory hist
)
1988 let gotohist (path, c, bookmarks
, x, anchor, origin
) =
1989 Config.save
leavebirdseye;
1990 state
.anchor <- anchor;
1991 state
.bookmarks
<- bookmarks
;
1992 state
.origin
<- origin
;
1995 let x0, y0, x1, y1 = conf
.trimfuzz
in
1996 wcmd "trimset %d %d %d %d %d" (btod conf
.trimmargins
) x0 y0 x1 y1;
1997 reshape ~firsttime
:true state
.winw state
.winh
;
1998 opendoc path origin
;
2002 let setcheckers enabled
=
2003 match !checkerstexid with
2004 | None
-> if enabled
then checkerstexid := Some
(makecheckers
())
2008 GlTex.delete_texture id
;
2009 checkerstexid := None
;
2013 let describe_layout layout =
2017 | l :: [] -> Printf.sprintf
"Page %d" (l.pageno+1)
2020 if a.pageno = b.pageno then Printf.sprintf
"%d" (a.pageno+1)
2021 else Printf.sprintf
"%d%s%d" (a.pageno+1)
2022 (if a.pageno+1 = b.pageno then ", " else Utf8syms.ellipsis
)
2025 let rec fold s la lb
= function
2026 | [] -> Printf.sprintf
"%s %s" s (rangestr la lb
)
2027 | l :: rest
when l.pageno = succ lb
.pageno -> fold s la
l rest
2028 | l :: rest
-> fold (s ^
" " ^
rangestr la lb ^
",") l l rest
2030 fold "Pages" l l rest
2033 let maxy = maxy () in
2036 else 100. *. (float state
.y /. float maxy)
2038 Printf.sprintf
"%s of %d [%.2f%%]" d state
.pagecount
percent
2041 let setpresentationmode v
=
2042 let n = page_of_y state
.y in
2043 state
.anchor <- (n, 0.0, 1.0);
2044 conf
.presentation
<- v
;
2045 if conf
.fitmodel
= FitPage
2046 then reqlayout conf
.angle conf
.fitmodel
;
2051 let btos b = if b then Utf8syms.radical
else E.s in
2052 let showextended = ref false in
2053 let showcolors = ref false in
2054 let leave mode
_ = state
.mode
<- mode
in
2057 val mutable m_l
= []
2058 val mutable m_a
= E.a
2059 val mutable m_prev_uioh
= nouioh
2060 val mutable m_prev_mode
= View
2062 inherit lvsourcebase
2064 method reset prev_mode prev_uioh
=
2065 m_a
<- Array.of_list
(List.rev m_l
);
2067 m_prev_mode
<- prev_mode
;
2068 m_prev_uioh
<- prev_uioh
;
2070 method int name get
set =
2076 try set (int_of_string
s)
2078 state
.text <- Printf.sprintf
"bad integer `%s': %s"
2082 let te = name ^
": ", E.s, None
, intentry, ondone, true in
2083 state
.mode
<- Textentry
(te, leave m_prev_mode
);
2087 method int_with_suffix name get
set =
2089 (name
, `intws get
, 1,
2093 try set (int_of_string_with_suffix
s)
2095 state
.text <- Printf.sprintf
"bad integer `%s': %s"
2100 name ^
": ", E.s, None
, intentry_with_suffix, ondone, true
2102 state
.mode
<- Textentry
(te, leave m_prev_mode
);
2106 method bool ?
(offset
=1) ?
(btos=btos) name get
set =
2108 (name
, `
bool (btos, get
), offset
, Action
(
2115 method color name get
set =
2117 (name
, `
color get
, 1,
2120 let invalid = (nan
, nan
, nan
) in
2123 try color_of_string
s
2125 state
.text <- Printf.sprintf
"bad color `%s': %s"
2132 let te = name ^
": ", E.s, None
, textentry, ondone, true in
2133 state
.text <- color_to_string
(get
());
2134 state
.mode
<- Textentry
(te, leave m_prev_mode
);
2138 method string name get
set =
2140 (name
, `
string get
, 1,
2143 let ondone s = set s in
2144 let te = name ^
": ", E.s, None
, textentry, ondone, true in
2145 state
.mode
<- Textentry
(te, leave m_prev_mode
);
2149 method colorspace name get
set =
2151 (name
, `
string get
, 1,
2156 inherit lvsourcebase
2159 m_active
<- CSTE.to_int conf
.colorspace
;
2162 method getitemcount
=
2163 Array.length
CSTE.names
2166 method exit ~uioh ~cancel ~
active ~
first ~pan
=
2167 ignore
(uioh
, first, pan
);
2168 if not cancel
then set active;
2170 method hasaction
_ = true
2174 let modehash = findkeyhash conf
"info" in
2175 coe
(new listview ~zebra
:false ~helpmode
:false
2176 ~
source ~trusted
:true ~
modehash)
2179 method paxmark name get
set =
2181 (name
, `
string get
, 1,
2186 inherit lvsourcebase
2189 m_active
<- MTE.to_int conf
.paxmark
;
2192 method getitemcount
= Array.length
MTE.names
2193 method getitem
n = (MTE.names
.(n), 0)
2194 method exit ~uioh ~cancel ~
active ~
first ~pan
=
2195 ignore
(uioh
, first, pan
);
2196 if not cancel
then set active;
2198 method hasaction
_ = true
2202 let modehash = findkeyhash conf
"info" in
2203 coe
(new listview ~zebra
:false ~helpmode
:false
2204 ~
source ~trusted
:true ~
modehash)
2207 method fitmodel name get
set =
2209 (name
, `
string get
, 1,
2214 inherit lvsourcebase
2217 m_active
<- FMTE.to_int conf
.fitmodel
;
2220 method getitemcount
= Array.length
FMTE.names
2221 method getitem
n = (FMTE.names
.(n), 0)
2222 method exit ~uioh ~cancel ~
active ~
first ~pan
=
2223 ignore
(uioh
, first, pan
);
2224 if not cancel
then set active;
2226 method hasaction
_ = true
2230 let modehash = findkeyhash conf
"info" in
2231 coe
(new listview ~zebra
:false ~helpmode
:false
2232 ~
source ~trusted
:true ~
modehash)
2235 method caption
s offset
=
2236 m_l
<- (s, `empty
, offset
, Noaction
) :: m_l
2238 method caption2
s f offset
=
2239 m_l
<- (s, `
string f, offset
, Noaction
) :: m_l
2241 method getitemcount
= Array.length m_a
2244 let tostr = function
2245 | `
int f -> string_of_int
(f ())
2246 | `intws
f -> string_with_suffix_of_int
(f ())
2248 | `
color f -> color_to_string
(f ())
2249 | `
bool (btos, f) -> btos (f ())
2252 let name, t
, offset
, _ = m_a
.(n) in
2253 ((let s = tostr t
in
2255 then Printf.sprintf
"%s\t%s" name s
2259 method exit ~uioh ~cancel ~
active ~
first ~pan
=
2264 match m_a
.(active) with
2265 | _, _, _, Action
f -> f uioh
2266 | _, _, _, Noaction
-> uioh
2277 method hasaction
n =
2279 | _, _, _, Action
_ -> true
2280 | _, _, _, Noaction
-> false
2282 initializer m_active
<- 1
2285 let rec fillsrc prevmode prevuioh
=
2286 let sep () = src#caption
E.s 0 in
2287 let colorp name get
set =
2289 (fun () -> color_to_string
(get
()))
2291 try set @@ color_of_string
v
2294 Printf.sprintf
"bad color `%s': %s" v @@ exntos exn
2297 let rgba name get
set =
2299 (fun () -> get
() |> rgba_to_string
)
2301 try set @@ rgba_of_string
v
2304 Printf.sprintf
"bad color `%s': %s" v @@ exntos exn
2307 let oldmode = state
.mode
in
2308 let birdseye = isbirdseye state
.mode
in
2310 src#caption
(if birdseye then "Setup (Bird's eye)" else "Setup") 0;
2312 src#
bool "presentation mode"
2313 (fun () -> conf
.presentation
)
2314 (fun v -> setpresentationmode v);
2316 src#
bool "ignore case in searches"
2317 (fun () -> conf
.icase
)
2318 (fun v -> conf
.icase
<- v);
2321 (fun () -> conf
.preload)
2322 (fun v -> conf
.preload <- v);
2324 src#
bool "highlight links"
2325 (fun () -> conf
.hlinks
)
2326 (fun v -> conf
.hlinks
<- v);
2328 src#
bool "under info"
2329 (fun () -> conf
.underinfo
)
2330 (fun v -> conf
.underinfo
<- v);
2332 src#fitmodel
"fit model"
2333 (fun () -> FMTE.to_string conf
.fitmodel
)
2334 (fun v -> reqlayout conf
.angle
(FMTE.of_int
v));
2336 src#
bool "trim margins"
2337 (fun () -> conf
.trimmargins
)
2338 (fun v -> settrim v conf
.trimfuzz
; fillsrc prevmode prevuioh
);
2341 src#
int "inter-page space"
2342 (fun () -> conf
.interpagespace
)
2344 conf
.interpagespace
<- n;
2345 docolumns conf
.columns
;
2347 match state
.layout with
2349 | l :: _ -> l.pageno, l.pagey
2351 state
.maxy <- calcheight
();
2352 let y = getpagey
pageno in
2353 gotoxy state
.x (y + py)
2357 (fun () -> conf
.pagebias
)
2358 (fun v -> conf
.pagebias
<- v);
2360 src#
int "scroll step"
2361 (fun () -> conf
.scrollstep
)
2362 (fun n -> conf
.scrollstep
<- n);
2364 src#
int "horizontal scroll step"
2365 (fun () -> conf
.hscrollstep
)
2366 (fun v -> conf
.hscrollstep
<- v);
2368 src#
int "auto scroll step"
2370 match state
.autoscroll
with
2372 | _ -> conf
.autoscrollstep
)
2374 let n = boundastep state
.winh
n in
2375 if state
.autoscroll
<> None
2376 then state
.autoscroll
<- Some
n;
2377 conf
.autoscrollstep
<- n);
2380 (fun () -> truncate
(conf
.zoom *. 100.))
2381 (fun v -> pivotzoom ((float v) /. 100.));
2384 (fun () -> conf
.angle
)
2385 (fun v -> reqlayout v conf
.fitmodel
);
2387 src#
int "scroll bar width"
2388 (fun () -> conf
.scrollbw
)
2391 reshape state
.winw state
.winh
;
2394 src#
int "scroll handle height"
2395 (fun () -> conf
.scrollh
)
2396 (fun v -> conf
.scrollh
<- v;);
2398 src#
int "thumbnail width"
2399 (fun () -> conf
.thumbw
)
2401 conf
.thumbw
<- min
4096 v;
2404 leavebirdseye beye
false;
2411 let mode = state
.mode in
2412 src#
string "columns"
2414 match conf
.columns
with
2416 | Cmulti
(multi
, _) -> multicolumns_to_string multi
2417 | Csplit
(count
, _) -> "-" ^ string_of_int count
2420 let n, a, b = multicolumns_of_string
v in
2421 setcolumns mode n a b);
2424 src#caption
"Pixmap cache" 0;
2425 src#int_with_suffix
"size (advisory)"
2426 (fun () -> conf
.memlimit
)
2427 (fun v -> conf
.memlimit
<- v);
2431 Printf.sprintf
"%s bytes, %d tiles"
2432 (string_with_suffix_of_int state
.memused
)
2433 (Hashtbl.length state
.tilemap
)) 1;
2436 src#caption
"Layout" 0;
2437 src#caption2
"Dimension"
2438 (fun () -> Printf.sprintf
"%dx%d (virtual %dx%d)"
2439 state
.winw state
.winh
2443 then src#caption2
"Position" (fun () ->
2444 Printf.sprintf
"%dx%d" state
.x state
.y
2446 else src#caption2
"Position" (fun () -> describe_layout state
.layout) 1;
2449 src#
bool ~offset
:0 ~
btos:(fun v -> if v then "(on)" else "(off)")
2450 "Save these parameters as global defaults at exit"
2451 (fun () -> conf
.bedefault
)
2452 (fun v -> conf
.bedefault
<- v);
2455 let btos b = Utf8syms.(if b then lguillemet
else rguillemet
) in
2456 src#
bool ~offset
:0 ~
btos "Extended parameters"
2457 (fun () -> !showextended)
2458 (fun v -> showextended := v; fillsrc prevmode prevuioh
);
2462 (fun () -> conf
.checkers
)
2463 (fun v -> conf
.checkers
<- v; setcheckers v);
2464 src#
bool "update cursor"
2465 (fun () -> conf
.updatecurs
)
2466 (fun v -> conf
.updatecurs
<- v);
2467 src#
bool "scroll-bar on the left"
2468 (fun () -> conf
.leftscroll
)
2469 (fun v -> conf
.leftscroll
<- v);
2471 (fun () -> conf
.verbose
)
2472 (fun v -> conf
.verbose
<- v);
2473 src#
bool "invert colors"
2474 (fun () -> conf
.invert
)
2475 (fun v -> conf
.invert
<- v);
2477 (fun () -> conf
.maxhfit
)
2478 (fun v -> conf
.maxhfit
<- v);
2480 (fun () -> conf
.pax
!= None
)
2483 then conf
.pax
<- Some
(now
())
2484 else conf
.pax
<- None
);
2485 src#
string "uri launcher"
2486 (fun () -> conf
.urilauncher
)
2487 (fun v -> conf
.urilauncher
<- v);
2488 src#
string "path launcher"
2489 (fun () -> conf
.pathlauncher
)
2490 (fun v -> conf
.pathlauncher
<- v);
2491 src#
string "tile size"
2492 (fun () -> Printf.sprintf
"%dx%d" conf
.tilew conf
.tileh
)
2495 let w, h = Scanf.sscanf
v "%dx%d" (fun w h -> w, h) in
2496 conf
.tilew
<- max
64 w;
2497 conf
.tileh
<- max
64 h;
2500 state
.text <- Printf.sprintf
"bad tile size `%s': %s"
2503 src#
int "texture count"
2504 (fun () -> conf
.texcount
)
2507 then conf
.texcount
<- v
2508 else impmsg "failed to set texture count please retry later"
2510 src#
int "slice height"
2511 (fun () -> conf
.sliceheight
)
2513 conf
.sliceheight
<- v;
2514 wcmd "sliceh %d" conf
.sliceheight
;
2516 src#
int "anti-aliasing level"
2517 (fun () -> conf
.aalevel
)
2519 conf
.aalevel
<- bound
v 0 8;
2520 state
.anchor <- getanchor
();
2521 opendoc state
.path state
.password;
2523 src#
string "page scroll scaling factor"
2524 (fun () -> string_of_float conf
.pgscale)
2526 try conf
.pgscale <- float_of_string
v
2529 Printf.sprintf
"bad page scroll scaling factor `%s': %s" v
2532 src#
int "ui font size"
2533 (fun () -> fstate
.fontsize
)
2534 (fun v -> setfontsize (bound
v 5 100));
2535 src#
int "hint font size"
2536 (fun () -> conf
.hfsize
)
2537 (fun v -> conf
.hfsize
<- bound
v 5 100);
2538 src#
string "trim fuzz"
2539 (fun () -> irect_to_string conf
.trimfuzz
)
2542 conf
.trimfuzz
<- irect_of_string
v;
2544 then settrim true conf
.trimfuzz
;
2546 state
.text <- Printf.sprintf
"bad irect `%s': %s" v
2549 src#
string "selection command"
2550 (fun () -> conf
.selcmd
)
2551 (fun v -> conf
.selcmd
<- v);
2552 src#
string "synctex command"
2553 (fun () -> conf
.stcmd
)
2554 (fun v -> conf
.stcmd
<- v);
2555 src#
string "pax command"
2556 (fun () -> conf
.paxcmd
)
2557 (fun v -> conf
.paxcmd
<- v);
2558 src#
string "ask password command"
2559 (fun () -> conf
.passcmd)
2560 (fun v -> conf
.passcmd <- v);
2561 src#
string "save path command"
2562 (fun () -> conf
.savecmd
)
2563 (fun v -> conf
.savecmd
<- v);
2564 src#colorspace
"color space"
2565 (fun () -> CSTE.to_string conf
.colorspace
)
2567 conf
.colorspace
<- CSTE.of_int
v;
2571 src#paxmark
"pax mark method"
2572 (fun () -> MTE.to_string conf
.paxmark
)
2573 (fun v -> conf
.paxmark
<- MTE.of_int
v);
2577 (fun () -> conf
.usepbo
)
2578 (fun v -> conf
.usepbo
<- v);
2579 src#
bool "mouse wheel scrolls pages"
2580 (fun () -> conf
.wheelbypage
)
2581 (fun v -> conf
.wheelbypage
<- v);
2582 src#
bool "open remote links in a new instance"
2583 (fun () -> conf
.riani
)
2584 (fun v -> conf
.riani
<- v);
2585 src#
bool "edit annotations inline"
2586 (fun () -> conf
.annotinline
)
2587 (fun v -> conf
.annotinline
<- v);
2588 src#
bool "coarse positioning in presentation mode"
2589 (fun () -> conf
.coarseprespos
)
2590 (fun v -> conf
.coarseprespos
<- v);
2591 src#
bool "use document CSS"
2592 (fun () -> conf
.usedoccss
)
2594 conf
.usedoccss
<- v;
2595 state
.anchor <- getanchor
();
2596 opendoc state
.path state
.password;
2598 src#
bool ~
btos "colors"
2599 (fun () -> !showcolors)
2600 (fun v -> showcolors := v; fillsrc prevmode prevuioh
);
2603 colorp " background"
2604 (fun () -> conf
.bgcolor
)
2605 (fun v -> conf
.bgcolor
<- v);
2607 (fun () -> conf
.sbarcolor
)
2608 (fun v -> conf
.sbarcolor
<- v);
2609 rgba " scrollbar handle"
2610 (fun () -> conf
.sbarhndlcolor
)
2611 (fun v -> conf
.sbarhndlcolor
<- v);
2616 src#caption
"Document" 0;
2617 List.iter
(fun (_, s) -> src#caption
s 1) state
.docinfo
;
2618 src#caption2
"Pages" (fun () -> string_of_int state
.pagecount
) 1;
2619 src#caption2
"Dimensions"
2620 (fun () -> string_of_int
(List.length state
.pdims
)) 1;
2621 if nonemptystr conf
.css
2622 then src#caption2
"CSS" (fun () -> conf
.css
) 1;
2626 src#caption
"Trimmed margins" 0;
2627 src#caption2
"Dimensions"
2628 (fun () -> string_of_int
(List.length state
.pdims
)) 1;
2632 src#caption
"OpenGL" 0;
2633 src#caption
(Printf.sprintf
"Vendor\t%s" (GlMisc.get_string `vendor
)) 1;
2634 src#caption
(Printf.sprintf
"Renderer\t%s" (GlMisc.get_string `renderer
)) 1;
2637 src#caption
"Location" 0;
2638 if nonemptystr state
.origin
2639 then src#caption
("Orign\t" ^ mbtoutf8 state
.origin
) 1;
2640 src#caption
("Path\t" ^ mbtoutf8 state
.path) 1;
2642 src#reset prevmode prevuioh
;
2647 let prevmode = state
.mode
2648 and prevuioh
= state
.uioh in
2649 fillsrc prevmode prevuioh
;
2650 let source = (src :> lvsource
) in
2651 let modehash = findkeyhash conf
"info" in
2654 inherit listview ~zebra
:false ~helpmode
:false
2655 ~
source ~trusted
:true ~
modehash as super
2656 val mutable m_prevmemused
= 0
2657 method! infochanged
= function
2659 if m_prevmemused
!= state
.memused
2661 m_prevmemused
<- state
.memused
;
2662 postRedisplay
"memusedchanged";
2664 | Pdim
-> postRedisplay
"pdimchanged"
2665 | Docinfo
-> fillsrc prevmode prevuioh
2667 method! key key mask
=
2668 if not
(Wsi.withctrl mask
)
2670 match [@warning
"-4"] Wsi.kc2kt
key with
2671 | Keys.Left
-> coe
(self#updownlevel ~
-1)
2672 | Keys.Right
-> coe
(self#updownlevel
1)
2673 | _ -> super#
key key mask
2674 else super#
key key mask
2676 postRedisplay
"info";
2683 inherit lvsourcebase
2684 method getitemcount
= Array.length state
.help
2686 let s, l, _ = state
.help
.(n) in
2689 method exit ~
uioh ~cancel ~
active ~
first ~pan
=
2693 match state
.help
.(active) with
2694 | _, _, Action
f -> Some
(f uioh)
2695 | _, _, Noaction
-> Some
uioh
2704 method hasaction
n =
2705 match state
.help
.(n) with
2706 | _, _, Action
_ -> true
2707 | _, _, Noaction
-> false
2714 let modehash = findkeyhash conf
"help" in
2716 state
.uioh <- coe
(new listview
2717 ~zebra
:false ~helpmode
:true
2718 ~
source ~trusted
:true ~
modehash);
2719 postRedisplay
"help";
2725 inherit lvsourcebase
2726 val mutable m_items
= E.a
2728 method getitemcount
= 1 + Array.length m_items
2733 else m_items
.(n-1), 0
2735 method exit ~
uioh ~cancel ~
active ~
first ~pan
=
2740 then Buffer.clear state
.errmsgs
;
2747 method hasaction
n =
2751 state
.newerrmsgs
<- false;
2752 let l = Str.split
Utils.Re.crlf
(Buffer.contents state
.errmsgs
) in
2753 m_items
<- Array.of_list
l
2762 let source = (msgsource :> lvsource
) in
2763 let modehash = findkeyhash conf
"listview" in
2766 inherit listview ~zebra
:false ~helpmode
:false
2767 ~
source ~trusted
:false ~
modehash as super
2770 then msgsource#reset
;
2773 postRedisplay
"msgs";
2777 let editor = getenvdef
"EDITOR" E.s in
2781 let tmppath = Filename.temp_file
"llpp" "note" in
2784 let oc = open_out
tmppath in
2788 let execstr = editor ^
" " ^
tmppath in
2790 match spawn
execstr [] with
2792 impmsg "spawn(%S) failed: %s" execstr @@ exntos exn
;
2795 match Unix.waitpid
[] pid
with
2797 impmsg "waitpid(%d) failed: %s" pid
@@ exntos exn
;
2801 | Unix.WEXITED
0 -> filecontents
tmppath
2803 impmsg "editor process(%s) exited abnormally: %d" execstr n;
2805 | Unix.WSIGNALED
n ->
2806 impmsg "editor process(%s) was killed by signal %d" execstr n;
2808 | Unix.WSTOPPED
n ->
2809 impmsg "editor(%s) process was stopped by signal %d" execstr n;
2812 match Unix.unlink
tmppath with
2814 impmsg "failed to ulink %S: %s" tmppath @@ exntos exn
;
2819 let enterannotmode opaque slinkindex
=
2822 inherit lvsourcebase
2823 val mutable m_text
= E.s
2824 val mutable m_items
= E.a
2826 method getitemcount
= Array.length m_items
2829 let label, _func
= m_items
.(n) in
2832 method exit ~
uioh ~cancel ~
active ~
first ~pan
=
2833 ignore
(uioh, first, pan
);
2836 let _label, func
= m_items
.(active) in
2841 method hasaction
n = nonemptystr
@@ fst m_items
.(n)
2844 let rec split accu b i
=
2846 if p = String.length
s
2847 then (String.sub s b (p-b), fun () -> ()) :: accu
2849 if (i
> 70 && s.[p] = ' '
) || s.[p] = '
\r'
|| s.[p] = '
\n'
2851 let ss = if i
= 0 then E.s else String.sub s b i
in
2852 split ((ss, fun () -> ())::accu) (p+1) 0
2853 else split accu b (i
+1)
2856 wcmd "freepage %s" (~
> opaque);
2858 Hashtbl.fold (fun key opaque'
accu ->
2859 if opaque'
= opaque'
2860 then key :: accu else accu) state
.pagemap
[]
2862 List.iter
(Hashtbl.remove state
.pagemap
) keys;
2864 gotoxy state
.x state
.y
2867 delannot
opaque slinkindex
;
2870 let edit inline
() =
2875 modannot
opaque slinkindex
s;
2881 let mode = state
.mode in
2884 ("annotation: ", m_text
, None
, textentry, update, true),
2885 fun _ -> state
.mode <- mode
2890 let s = getusertext m_text
in
2895 ( "[Copy]", fun () -> selstring conf
.selcmd m_text
)
2896 :: ("[Delete]", dele)
2897 :: ("[Edit]", edit conf
.annotinline
)
2898 :: (E.s, fun () -> ())
2899 :: split [] 0 0 |> List.rev
|> Array.of_list
2906 let s = getannotcontents
opaque slinkindex
in
2909 let source = (msgsource :> lvsource
) in
2910 let modehash = findkeyhash conf
"listview" in
2911 state
.uioh <- coe
(object
2912 inherit listview ~zebra
:false ~helpmode
:false
2913 ~
source ~trusted
:false ~
modehash
2915 postRedisplay
"enterannotmode";
2918 let gotoremote spec
=
2919 let filename, dest
= splitatchar spec '#'
in
2920 let getpath filename =
2922 if nonemptystr
filename
2924 if Filename.is_relative
filename
2926 let dir = Filename.dirname state
.path in
2928 if Filename.is_implicit
dir
2929 then Filename.concat
(Sys.getcwd
()) dir
2932 Filename.concat
dir filename
2936 if Sys.file_exists
path
2940 let path = getpath filename in
2944 let cmd = Lazy.force_val lcmd
in
2945 match spawn
cmd with
2947 | exception exn
-> dolog
"failed to execute `%s': %s" cmd @@ exntos exn
2949 let anchor = getanchor
() in
2950 let ranchor = state
.path, state
.password, anchor, state
.origin
in
2951 state
.origin
<- E.s;
2952 state
.ranchors
<- ranchor :: state
.ranchors
;
2955 if substratis spec
0 "page="
2957 match Scanf.sscanf spec
"page=%d" (fun n -> n) with
2959 state
.anchor <- (pageno, 0.0, 0.0);
2960 dospawn @@ lazy (Printf.sprintf
"%s -page %d %S" !selfexec pageno path);
2962 adderrfmt "error parsing remote destination" "page: %s" @@ exntos exn
2964 state
.nameddest
<- dest
;
2965 dospawn @@ lazy (!selfexec ^
" " ^
path ^
" -dest " ^ dest
)
2969 let gotounder = function
2970 | Ulinkuri
s when isexternallink
s ->
2971 if substratis
s 0 "file://"
2972 then gotoremote @@ String.sub s 7 (String.length
s - 7)
2973 else Help.gotouri conf
.urilauncher
s
2975 let pageno, x, y = uritolocation
s in
2977 gotopagexy pageno x y
2978 | Utext
_ | Unone
-> ()
2979 | Uannotation
(opaque, slinkindex
) -> enterannotmode opaque slinkindex
2982 let gotooutline (_, _, kind
) =
2985 | Oanchor
((pageno, y, _) as anchor) ->
2988 getanchory (if conf
.presentation
then (pageno, y, 1.0) else anchor)
2989 | Ouri
uri -> gotounder (Ulinkuri
uri)
2990 | Olaunch
cmd -> error
"gotounder (Ulaunch %S)" cmd
2991 | Oremote
(remote
, pageno) ->
2992 error
"gotounder (Uremote (%S,%d) )" remote
pageno
2993 | Ohistory hist
-> gotohist hist
2994 | Oremotedest
(path, dest
) ->
2995 error
"gotounder (Uremotedest (%S, %S))" path dest
2998 class outlinesoucebase fetchoutlines
= object (self
)
2999 inherit lvsourcebase
3000 val mutable m_items
= E.a
3001 val mutable m_minfo
= E.a
3002 val mutable m_orig_items
= E.a
3003 val mutable m_orig_minfo
= E.a
3004 val mutable m_narrow_patterns
= []
3005 val mutable m_gen
= -1
3007 method getitemcount
= Array.length m_items
3010 let s, n, _ = m_items
.(n) in
3013 method exit ~
(uioh:uioh) ~cancel ~
active ~
(first:int) ~pan
: uioh option =
3014 ignore
(uioh, first);
3016 if m_narrow_patterns
= []
3017 then m_orig_items
, m_orig_minfo
3018 else m_items
, m_minfo
3025 gotooutline m_items
.(active);
3033 method hasaction
(_:int) = true
3036 if Array.length m_items
!= Array.length m_orig_items
3039 match m_narrow_patterns
with
3041 | many
-> String.concat
Utf8syms.ellipsis
(List.rev many
)
3043 "Narrowed to " ^
s ^
" (ctrl-u to restore)"
3047 match m_narrow_patterns
with
3050 | head
:: _ -> Utf8syms.ellipsis ^ head
3052 method narrow
pattern =
3053 match Str.regexp_case_fold
pattern with
3056 let rec loop accu minfo
n =
3059 m_items
<- Array.of_list
accu;
3060 m_minfo
<- Array.of_list minfo
;
3063 let (s, _, _) as o = m_items
.(n) in
3065 match Str.search_forward re
s 0 with
3066 | exception Not_found
-> accu, minfo
3067 | first -> o :: accu, (first, Str.match_end
()) :: minfo
3069 loop accu minfo
(n-1)
3071 loop [] [] (Array.length m_items
- 1)
3073 method! getminfo
= m_minfo
3076 m_orig_items
<- fetchoutlines
();
3077 m_minfo
<- m_orig_minfo
;
3078 m_items
<- m_orig_items
3080 method add_narrow_pattern
pattern =
3081 m_narrow_patterns
<- pattern :: m_narrow_patterns
3083 method del_narrow_pattern
=
3084 match m_narrow_patterns
with
3085 | _ :: rest
-> m_narrow_patterns
<- rest
3090 match m_narrow_patterns
with
3091 | pattern :: [] -> self#narrow
pattern; pattern
3093 List.fold_left
(fun accu pattern ->
3094 self#narrow
pattern;
3095 pattern ^
Utf8syms.ellipsis ^
accu) E.s list
3097 method calcactive
(_:anchor) = 0
3099 method reset
anchor items =
3100 if state
.gen
!= m_gen
3102 m_orig_items
<- items;
3104 m_narrow_patterns
<- [];
3106 m_orig_minfo
<- E.a;
3110 if items != m_orig_items
3112 m_orig_items
<- items;
3113 if m_narrow_patterns
== []
3114 then m_items
<- items;
3117 let active = self#calcactive
anchor in
3119 m_first
<- firstof m_first
active
3123 let outlinesource fetchoutlines
=
3125 inherit outlinesoucebase fetchoutlines
3126 method! calcactive
anchor =
3127 let rely = getanchory anchor in
3128 let rec loop n best bestd
=
3129 if n = Array.length m_items
3132 let _, _, kind
= m_items
.(n) in
3135 let orely = getanchory anchor in
3136 let d = abs
(orely - rely) in
3139 else loop (n+1) best bestd
3140 | Onone
| Oremote
_ | Olaunch
_
3141 | Oremotedest
_ | Ouri
_ | Ohistory
_ ->
3142 loop (n+1) best bestd
3148 let enteroutlinemode, enterbookmarkmode
, enterhistmode
=
3149 let mkselector sourcetype
=
3150 let fetchoutlines () =
3151 match sourcetype
with
3152 | `bookmarks
-> Array.of_list state
.bookmarks
3153 | `outlines
-> state
.outlines
3154 | `history
-> genhistoutlines () |> Array.of_list
3157 if sourcetype
= `history
3158 then new outlinesoucebase
fetchoutlines
3159 else outlinesource fetchoutlines
3162 let outlines = fetchoutlines () in
3163 if Array.length
outlines = 0
3164 then showtext ' ' errmsg
3167 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
3168 let anchor = getanchor
() in
3169 source#reset
anchor outlines;
3170 state
.text <- source#greetmsg
;
3172 coe
(new outlinelistview ~zebra
:(sourcetype
=`history
) ~
source);
3173 postRedisplay
"enter selector";
3177 let mkenter sourcetype errmsg
= fun () -> mkselector sourcetype errmsg
in
3178 ( mkenter `
outlines "document has no outline"
3179 , mkenter `bookmarks
"document has no bookmarks (yet)"
3180 , mkenter `history
"history is empty" )
3183 let quickbookmark ?title
() =
3184 match state
.layout with
3191 let tm = localtime
(now
()) in
3193 "Quick (page %d) (bookmarked on %02d/%02d/%d at %02d:%02d)"
3195 tm.tm_mday
(tm.tm_mon
+1) (tm.tm_year
+1900) tm.tm_hour
tm.tm_min
3197 | Some
title -> title
3199 state
.bookmarks
<- (title, 0, Oanchor
(getanchor1
l)) :: state
.bookmarks
3202 let setautoscrollspeed step goingdown
=
3203 let incr = max
1 ((abs step
) / 2) in
3204 let incr = if goingdown
then incr else -incr in
3205 let astep = boundastep state
.winh
(step
+ incr) in
3206 state
.autoscroll
<- Some
astep;
3210 match conf
.columns
with
3212 | Csingle
_ | Cmulti
_ -> state
.x != 0 || conf
.zoom > 1.0
3215 let panbound x = bound
x (-state
.w) state
.winw
;;
3217 let existsinrow pageno (columns
, coverA
, coverB
) p =
3218 let last = ((pageno - coverA
) mod columns
) + columns
in
3219 let rec any = function
3222 if l.pageno = coverA
- 1 || l.pageno = state
.pagecount
- coverB
3226 then (if l.pageno = last then false else any rest
)
3234 match state
.layout with
3236 let pageno = page_of_y state
.y in
3237 gotoxy state
.x (getpagey
(pageno+1))
3239 match conf
.columns
with
3241 if conf
.presentation
&& rest
== [] && l.pageh
> l.pagey + l.pagevh
3243 let y = clamp (pgscale state
.winh
) in
3246 let pageno = min
(l.pageno+1) (state
.pagecount
-1) in
3247 gotoxy state
.x (getpagey
pageno)
3248 | Cmulti
((c, _, _) as cl
, _) ->
3249 if conf
.presentation
3250 && (existsinrow l.pageno cl
3251 (fun l -> l.pageh
> l.pagey + l.pagevh))
3253 let y = clamp (pgscale state
.winh
) in
3256 let pageno = min
(l.pageno+c) (state
.pagecount
-1) in
3257 gotoxy state
.x (getpagey
pageno)
3259 if l.pageno < state
.pagecount
- 1 || l.pagecol
< n - 1
3261 let pagey, pageh
= getpageyh
l.pageno in
3262 let pagey = pagey + pageh
* l.pagecol
in
3263 let ips = if l.pagecol
= 0 then 0 else conf
.interpagespace
in
3264 gotoxy state
.x (pagey + pageh
+ ips)
3268 match state
.layout with
3270 let pageno = page_of_y state
.y in
3271 gotoxy state
.x (getpagey
(pageno-1))
3273 match conf
.columns
with
3275 if conf
.presentation
&& l.pagey != 0
3276 then gotoxy state
.x (clamp (pgscale ~
-(state
.winh
)))
3278 let pageno = max
0 (l.pageno-1) in
3279 gotoxy state
.x (getpagey
pageno)
3280 | Cmulti
((c, _, coverB
) as cl
, _) ->
3281 if conf
.presentation
&&
3282 (existsinrow l.pageno cl
(fun l -> l.pagey != 0))
3283 then gotoxy state
.x (clamp (pgscale ~
-(state
.winh
)))
3286 if l.pageno = state
.pagecount
- coverB
3290 let pageno = max
0 (l.pageno-decr) in
3291 gotoxy state
.x (getpagey
pageno)
3299 let pageno = max
0 (l.pageno-1) in
3300 let pagey, pageh
= getpageyh
pageno in
3303 let pagey, pageh
= getpageyh
l.pageno in
3304 pagey + pageh
* (l.pagecol
-1) - conf
.interpagespace
3310 if emptystr conf
.savecmd
3311 then adderrmsg "savepath-command is empty"
3312 "don't know where to save modified document"
3314 let savecmd = Str.global_replace
Utils.Re.percent state
.path conf
.savecmd in
3318 adderrfmt savecmd "failed to produce path to the saved copy: %s" exn
)
3323 let tmp = path ^
".tmp" in
3325 Unix.rename
tmp path;
3328 let viewkeyboard key mask
=
3330 let mode = state
.mode in
3331 state
.mode <- Textentry
(te, fun _ -> state
.mode <- mode);
3334 postRedisplay
"view:enttext"
3336 let ctrl = Wsi.withctrl mask
in
3338 match Wsi.kc2kt
key with
3339 | Ascii 'S'
-> state
.slideshow
<- state
.slideshow
lxor 1
3341 | Ascii 'Q'
-> exit
0
3344 if hasunsavedchanges
()
3348 if conf
.angle
mod 360 = 0 && not
(isbirdseye state
.mode)
3351 match state
.lnava
with
3352 | None
-> LinkNav
(Ltgendir
0)
3353 | Some
pn -> LinkNav
(Ltexact
pn)
3355 gotoxy state
.x state
.y;
3357 else impmsg "keyboard link navigation does not work under rotation"
3359 | Escape
| Ascii 'q'
->
3360 begin match state
.mstate
with
3363 postRedisplay
"kill rect";
3366 | Mscrolly
| Mscrollx
3369 begin match state
.mode with
3372 | Ltexact pl
-> state
.lnava
<- Some pl
3373 | Ltgendir
_ | Ltnotready
_ -> state
.lnava
<- None
3376 postRedisplay
"esc leave linknav"
3377 | Birdseye
_ | Textentry
_ | View
->
3378 match state
.ranchors
with
3380 | (path, password, anchor, origin
) :: rest
->
3381 state
.ranchors
<- rest
;
3382 state
.anchor <- anchor;
3383 state
.origin
<- origin
;
3384 state
.nameddest
<- E.s;
3385 opendoc path password
3391 gotoxy state
.x (getnav ~
-1)
3393 | Ascii '
o'
-> enteroutlinemode ()
3394 | Ascii 'H'
-> enterhistmode
()
3399 Hashtbl.iter
(fun _ opaque ->
3401 Hashtbl.clear state
.prects
) state
.pagemap
;
3402 postRedisplay
"dehighlight";
3404 | Ascii
(('
/'
| '?'
) as c) ->
3405 let ondone isforw
s =
3406 cbput state
.hists
.pat
s;
3407 state
.searchpattern
<- s;
3410 let s = String.make
1 c in
3411 enttext (s, E.s, Some
(onhist state
.hists
.pat
),
3412 textentry, ondone (c = '
/'
), true)
3414 | Ascii '
+'
| Ascii '
='
when ctrl ->
3415 let incr = if conf
.zoom +. 0.01 > 0.1 then 0.1 else 0.01 in
3416 pivotzoom (conf
.zoom +. incr)
3421 try int_of_string
s with exn
->
3423 Printf.sprintf
"bad integer `%s': %s" s @@ exntos exn
;
3429 state
.text <- "page bias is now " ^ string_of_int
n;
3432 enttext ("page bias: ", E.s, None
, intentry, ondone, true)
3434 | Ascii '
-'
when ctrl ->
3435 let decr = if conf
.zoom -. 0.1 < 0.1 then 0.01 else 0.1 in
3436 pivotzoom (max
0.01 (conf
.zoom -. decr))
3439 let ondone msg
= state
.text <- msg
in
3440 enttext ("option: ", E.s, None
,
3441 optentry state
.mode, ondone, true)
3443 | Ascii '
0'
when ctrl ->
3445 then gotoxy 0 state
.y
3448 | Ascii
('
1'
|'
2'
as c) when ctrl && conf
.fitmodel
!= FitPage
->
3450 match conf
.columns
with
3451 | Csingle
_ | Cmulti
_ -> 1
3452 | Csplit
(n, _) -> n
3454 let h = state
.winh
-
3455 conf
.interpagespace
lsl (if conf
.presentation
then 1 else 0)
3457 let zoom = zoomforh state
.winw
h 0 cols in
3458 if zoom > 0.0 && (c = '
2'
|| zoom < 1.0)
3461 | Ascii '
3'
when ctrl ->
3463 match conf
.fitmodel
with
3464 | FitWidth
-> FitProportional
3465 | FitProportional
-> FitPage
3466 | FitPage
-> FitWidth
3468 state
.text <- "fit model: " ^
FMTE.to_string
fm;
3469 reqlayout conf
.angle
fm
3471 | Ascii '
4'
when ctrl ->
3472 let zoom = getmaxw
() /. float state
.winw
in
3473 if zoom > 0.0 then setzoom zoom
3475 | Fn
9 | Ascii '
9'
when ctrl -> togglebirdseye ()
3477 | Ascii
('
0'
..'
9'
as c) when not
ctrl ->
3480 try int_of_string
s with exn
->
3481 state
.text <- Printf.sprintf
"bad integer `%s': %s" s @@ exntos exn
;
3487 cbput state
.hists
.pag
(string_of_int
n);
3488 gotopage1 (n + conf
.pagebias
- 1) 0;
3491 let pageentry text = function [@warning
"-4"]
3492 | Keys.Ascii '
g'
-> TEdone
text
3493 | key -> intentry text key
3495 let text = String.make
1 c in
3496 enttext (":", text, Some
(onhist state
.hists
.pag
),
3497 pageentry, ondone, true)
3500 conf
.scrollb
<- if conf
.scrollb
= 0 then (scrollbvv
lor scrollbhv
) else 0;
3501 postRedisplay
"toggle scrollbar";
3504 state
.bzoom
<- not state
.bzoom
;
3506 showtext ' '
("block zoom " ^
if state
.bzoom
then "on" else "off")
3509 conf
.hlinks
<- not conf
.hlinks
;
3510 state
.text <- "highlightlinks " ^
if conf
.hlinks
then "on" else "off";
3511 postRedisplay
"toggle highlightlinks";
3514 if conf
.angle
mod 360 = 0
3516 state
.glinks
<- true;
3517 let mode = state
.mode in
3520 (":", E.s, None
, linknentry, linknact gotounder, false),
3522 state
.glinks
<- false;
3526 postRedisplay
"view:linkent(F)"
3528 else impmsg "hint mode does not work under rotation"
3531 state
.glinks
<- true;
3532 let mode = state
.mode in
3535 (":", E.s, None
, linknentry,
3536 linknact (fun under ->
3537 selstring conf
.selcmd
(undertext under)), false),
3539 state
.glinks
<- false;
3543 postRedisplay
"view:linkent"
3546 begin match state
.autoscroll
with
3548 conf
.autoscrollstep
<- step
;
3549 state
.autoscroll
<- None
3551 state
.autoscroll
<- Some conf
.autoscrollstep
;
3552 state
.slideshow
<- state
.slideshow
land lnot
2
3555 | Ascii '
p'
when ctrl ->
3556 launchpath () (* XXX where do error messages go? *)
3559 setpresentationmode (not conf
.presentation
);
3560 showtext ' '
("presentation mode " ^
3561 if conf
.presentation
then "on" else "off");
3564 if List.mem
Wsi.Fullscreen state
.winstate
3565 then Wsi.reshape conf
.cwinw conf
.cwinh
3566 else Wsi.fullscreen
()
3568 | Ascii
('
p'
|'N'
) -> search state
.searchpattern
false
3569 | Ascii '
n'
| Fn
3 -> search state
.searchpattern
true
3572 begin match state
.layout with
3574 | l :: _ -> gotoxy state
.x (getpagey
l.pageno)
3577 | Ascii ' '
-> nextpage ()
3578 | Delete
-> prevpage ()
3579 | Ascii '
='
-> showtext ' '
(describe_layout state
.layout);
3582 begin match state
.layout with
3585 Wsi.reshape l.pagew
l.pageh
;
3589 | Ascii '
\''
-> enterbookmarkmode
()
3590 | Ascii '
h'
| Fn
1 -> enterhelpmode ()
3591 | Ascii 'i'
-> enterinfomode ()
3592 | Ascii 'e'
when Buffer.length state
.errmsgs
> 0 -> entermsgsmode ()
3596 match state
.layout with
3597 | l :: _ when nonemptystr
s ->
3598 state
.bookmarks
<- (s, 0, Oanchor
(getanchor1
l)) :: state
.bookmarks
3601 enttext ("bookmark: ", E.s, None
, textentry, ondone, true)
3605 showtext ' '
"Quick bookmark added";
3607 | Ascii '
x'
-> state
.roam
()
3609 | Ascii
('
<'
|'
>'
as c) ->
3610 reqlayout (conf
.angle
+ (if c = '
>'
then 30 else -30)) conf
.fitmodel
3612 | Ascii
('
['
|'
]'
as c) ->
3614 bound
(conf
.colorscale
+. (if c = '
]'
then 0.1 else -0.1)) 0.0 1.0;
3615 postRedisplay
"brightness";
3617 | Ascii '
c'
when state
.mode = View
->
3622 let m = (state
.winw
- state
.w) / 2 in
3627 match state
.prevcolumns
with
3628 | None
-> (1, 0, 0), 1.0
3629 | Some
(columns
, z
) ->
3632 | Csplit
(c, _) -> -c, 0, 0
3633 | Cmulti
((c, a, b), _) -> c, a, b
3634 | Csingle
_ -> 1, 0, 0
3638 setcolumns View
c a b;
3641 | Down
| Up
when ctrl && Wsi.withshift mask
->
3642 let zoom, x = state
.prevzoom
in
3647 begin match state
.autoscroll
with
3649 begin match state
.mode with
3650 | Birdseye beye
-> upbirdseye 1 beye
3651 | Textentry
_ | View
| LinkNav
_ ->
3653 then gotoxy state
.x (clamp ~
-(state
.winh
/2))
3655 if not
(Wsi.withshift mask
) && conf
.presentation
3657 else gotoxy state
.x (clamp (-conf
.scrollstep
))
3660 | Some
n -> setautoscrollspeed n false
3663 | Ascii 'j'
| Down
->
3664 begin match state
.autoscroll
with
3666 begin match state
.mode with
3667 | Birdseye beye
-> downbirdseye 1 beye
3668 | Textentry
_ | View
| LinkNav
_ ->
3670 then gotoxy state
.x (clamp (state
.winh
/2))
3672 if not
(Wsi.withshift mask
) && conf
.presentation
3674 else gotoxy state
.x (clamp (conf
.scrollstep
))
3677 | Some
n -> setautoscrollspeed n true
3680 | Left
| Right
when not
(Wsi.withalt mask
) ->
3686 else conf
.hscrollstep
3689 let pv = Wsi.kc2kt
key in
3690 if pv = Keys.Left
then dx else -dx
3692 gotoxy (panbound (state
.x + dx)) state
.y
3695 postRedisplay
"left/right"
3702 match state
.layout with
3704 | l :: _ -> state
.y - l.pagey
3705 else clamp (pgscale (-state
.winh
))
3713 match List.rev state
.layout with
3715 | l :: _ -> getpagey
l.pageno
3716 else clamp (pgscale state
.winh
)
3720 | Ascii '
g'
| Home
->
3723 | Ascii 'G'
| End
->
3725 gotoxy 0 (clamp state
.maxy)
3727 | Right
when Wsi.withalt mask
->
3729 gotoxy state
.x (getnav 1)
3730 | Left
when Wsi.withalt mask
->
3732 gotoxy state
.x (getnav ~
-1)
3737 | Ascii '
v'
when conf
.debug
->
3740 match getopaque l.pageno with
3743 let x0, y0, x1, y1 = pagebbox
opaque in
3744 let rect = (float x0, float y0,
3747 float x0, float y1) in
3749 let color = (0.0, 0.0, 1.0 /. (l.pageno mod 3 |> float), 0.5) in
3750 state
.rects
<- (l.pageno, color, rect) :: state
.rects
;
3755 let mode = state
.mode in
3756 let cmd = ref E.s in
3757 let onleave = function
3758 | Cancel
-> state
.mode <- mode
3761 match getopaque l.pageno with
3762 | Some
opaque -> pipesel opaque !cmd
3763 | None
-> ()) state
.layout;
3767 cbput state
.hists
.sel
s;
3771 "| ", !cmd, Some
(onhist state
.hists
.sel
), textentry, ondone, true
3774 state
.mode <- Textentry
(te, onleave);
3776 | (Ascii
_|Fn
_|Enter
|Left
|Right
|Code
_|Ctrl
_) ->
3777 vlog "huh? %s" (Wsi.keyname
key)
3780 let linknavkeyboard key mask
linknav =
3781 let pv = Wsi.kc2kt
key in
3782 let getpage pageno =
3783 let rec loop = function
3785 | l :: _ when l.pageno = pageno -> Some
l
3786 | _ :: rest
-> loop rest
3787 in loop state
.layout
3789 let doexact (pageno, n) =
3790 match getopaque pageno, getpage pageno with
3791 | Some
opaque, Some
l ->
3794 let under = getlink
opaque n in
3795 postRedisplay
"link gotounder";
3802 | Home
-> Some
(findlink
opaque LDfirst
), -1
3803 | End
-> Some
(findlink
opaque LDlast
), 1
3804 | Left
-> Some
(findlink
opaque (LDleft
n)), -1
3805 | Right
-> Some
(findlink
opaque (LDright
n)), 1
3806 | Up
-> Some
(findlink
opaque (LDup
n)), -1
3807 | Down
-> Some
(findlink
opaque (LDdown
n)), 1
3808 | Delete
|Escape
|Insert
|Enter
|Next
|Prior
|Ascii
_
3809 | Code
_|Fn
_|Ctrl
_|Backspace
-> None
, 0
3812 begin match findpwl
l.pageno dir with
3816 state
.mode <- LinkNav
(Ltgendir
dir);
3817 let y, h = getpageyh
pageno in
3820 then y + h - state
.winh
3825 begin match getopaque pageno, getpage pageno with
3826 | Some
opaque, Some
_ ->
3828 let ld = if dir > 0 then LDfirst
else LDlast
in
3831 begin match link with
3833 showlinktype (getlink
opaque m);
3834 state
.mode <- LinkNav
(Ltexact
(pageno, m));
3835 postRedisplay
"linknav jpage";
3836 | Lnotfound
-> notfound dir
3842 begin match opt with
3843 | Some Lnotfound
-> pwl l dir;
3844 | Some
(Lfound
m) ->
3848 let _, y0, _, y1 = getlinkrect
opaque m in
3850 then gotopage1 l.pageno y0
3852 let d = fstate
.fontsize
+ 1 in
3853 if y1 - l.pagey > l.pagevh - d
3854 then gotopage1 l.pageno (y1 - state
.winh
+ d)
3855 else postRedisplay
"linknav";
3857 showlinktype (getlink
opaque m);
3858 state
.mode <- LinkNav
(Ltexact
(l.pageno, m));
3861 | None
-> viewkeyboard key mask
3863 | _ -> viewkeyboard key mask
3867 begin match linknav with
3868 | Ltexact pa
-> state
.lnava
<- Some pa
3869 | Ltgendir
_ | Ltnotready
_ -> ()
3872 postRedisplay
"leave linknav"
3876 | Ltgendir
_ | Ltnotready
_ -> viewkeyboard key mask
3877 | Ltexact exact
-> doexact exact
3880 let keyboard key mask
=
3881 if (key = Char.code '
g'
&& Wsi.withctrl mask
) && not
(istextentry state
.mode)
3882 then wcmd "interrupt"
3883 else state
.uioh <- state
.uioh#
key key mask
3886 let birdseyekeyboard key mask
3887 ((oconf
, leftx
, pageno, hooverpageno
, anchor) as beye
) =
3889 match conf
.columns
with
3891 | Cmulti
((c, _, _), _) -> c
3892 | Csplit
_ -> error
"bird's eye split mode"
3894 let pgh layout = List.fold_left
3895 (fun m l -> max
l.pageh
m) state
.winh
layout in
3897 match Wsi.kc2kt
key with
3898 | Ascii '
l'
when Wsi.withctrl mask
->
3899 let y, h = getpageyh
pageno in
3900 let top = (state
.winh
- h) / 2 in
3901 gotoxy state
.x (max
0 (y - top))
3902 | Enter
-> leavebirdseye beye
false
3903 | Escape
-> leavebirdseye beye
true
3904 | Up
-> upbirdseye incr beye
3905 | Down
-> downbirdseye incr beye
3906 | Left
-> upbirdseye 1 beye
3907 | Right
-> downbirdseye 1 beye
3910 begin match state
.layout with
3914 state
.mode <- Birdseye
(
3915 oconf
, leftx
, l.pageno, hooverpageno
, anchor
3917 gotopage1 l.pageno 0;
3920 let layout = layout state
.x (state
.y-state
.winh
)
3922 (pgh state
.layout) in
3924 | [] -> gotoxy state
.x (clamp (-state
.winh
))
3926 state
.mode <- Birdseye
(
3927 oconf
, leftx
, l.pageno, hooverpageno
, anchor
3929 gotopage1 l.pageno 0
3932 | [] -> gotoxy state
.x (clamp (-state
.winh
))
3936 begin match List.rev state
.layout with
3938 let layout = layout state
.x
3939 (state
.y + (pgh state
.layout))
3940 state
.winw state
.winh
in
3941 begin match layout with
3943 let incr = l.pageh
- l.pagevh in
3948 oconf
, leftx
, state
.pagecount
- 1, hooverpageno
, anchor
3950 postRedisplay
"birdseye pagedown";
3952 else gotoxy state
.x (clamp (incr + conf
.interpagespace
*2));
3956 Birdseye
(oconf
, leftx
, l.pageno, hooverpageno
, anchor);
3957 gotopage1 l.pageno 0;
3960 | [] -> gotoxy state
.x (clamp state
.winh
)
3964 state
.mode <- Birdseye
(oconf
, leftx
, 0, hooverpageno
, anchor);
3968 let pageno = state
.pagecount
- 1 in
3969 state
.mode <- Birdseye
(oconf
, leftx
, pageno, hooverpageno
, anchor);
3970 if not
(pagevisible state
.layout pageno)
3973 match List.rev state
.pdims
with
3975 | (_, _, h, _) :: _ -> h
3979 (max
0 (getpagey
pageno - (state
.winh
- h - conf
.interpagespace
)))
3980 else postRedisplay
"birdseye end";
3982 | Delete
|Insert
|Ascii
_|Code
_|Ctrl
_|Fn
_|Backspace
-> viewkeyboard key mask
3987 match state
.mode with
3988 | Textentry
_ -> scalecolor 0.4
3989 | LinkNav
_ | View
-> scalecolor 1.0
3990 | Birdseye
(_, _, pageno, hooverpageno
, _) ->
3991 if l.pageno = hooverpageno
3994 if l.pageno = pageno
3996 let c = scalecolor 1.0 in
3998 GlDraw.line_width
3.0;
3999 let dispx = l.pagedispx in
4001 (float (dispx-1)) (float (l.pagedispy-1))
4002 (float (dispx+l.pagevw+1))
4003 (float (l.pagedispy+l.pagevh+1));
4004 GlDraw.line_width
1.0;
4013 let postdrawpage l linkindexbase
=
4014 match getopaque l.pageno with
4016 if tileready l l.pagex
l.pagey
4018 let x = l.pagedispx - l.pagex
4019 and y = l.pagedispy - l.pagey in
4021 match conf
.columns
with
4022 | Csingle
_ | Cmulti
_ ->
4023 (if conf
.hlinks
then 1 else 0)
4025 && not
(isbirdseye state
.mode) then 2 else 0)
4029 match state
.mode with
4030 | Textentry
((_, s, _, _, _, _), _) when state
.glinks
-> s
4036 Hashtbl.find_all state
.prects
l.pageno |>
4037 List.iter
(fun vals
-> drawprect
opaque x y vals
);
4038 let n = postprocess
opaque hlmask x y (linkindexbase
, s, conf
.hfsize
) in
4040 then (Glutils.redisplay
:= true; 0)
4046 let scrollindicator () =
4047 let sbw, ph
, sh
= state
.uioh#scrollph
in
4048 let sbh, pw, sw
= state
.uioh#scrollpw
in
4053 else ((state
.winw
- sbw), state
.winw
, 0)
4057 GlFunc.blend_func ~
src:`src_alpha ~dst
:`one_minus_src_alpha
;
4058 let (r
, g, b, alpha
) = conf
.sbarcolor
in
4059 GlDraw.color (r
, g, b) ~alpha
;
4060 filledrect
(float x0) 0. (float x1) (float state
.winh
);
4062 (float hx0
) (float (state
.winh
- sbh))
4063 (float (hx0
+ state
.winw
)) (float state
.winh
);
4064 let (r
, g, b, alpha
) = conf
.sbarhndlcolor
in
4065 GlDraw.color (r
, g, b) ~alpha
;
4067 filledrect
(float x0) ph
(float x1) (ph
+. sh
);
4068 let pw = pw +. float hx0
in
4069 filledrect
pw (float (state
.winh
- sbh)) (pw +. sw
) (float state
.winh
);
4074 match state
.mstate
with
4075 | Mnone
| Mscrolly
| Mscrollx
| Mpan
_ | Mzoom
_ | Mzoomrect
_ -> ()
4076 | Msel
((x0, y0), (x1, y1)) ->
4077 let identify opaque l px py = Some
(opaque, l.pageno, px, py) in
4078 let o0,n0
,px0
,py0
= onppundermouse identify x0 y0 (~
< E.s, -1, 0, 0) in
4079 let _o1,n1
,px1
,py1
= onppundermouse identify x1 y1 (~
< E.s, -1, 0, 0) in
4080 if n0
!= -1 && n0
= n1
then seltext
o0 (px0
, py0
, px1
, py1
);
4083 let showrects = function
4087 GlDraw.color (0.0, 0.0, 1.0) ~alpha
:0.5;
4088 GlFunc.blend_func ~
src:`src_alpha ~dst
:`one_minus_src_alpha
;
4090 (fun (pageno, c, (x0, y0, x1, y1, x2
, y2
, x3
, y3
)) ->
4092 if l.pageno = pageno
4094 let dx = float (l.pagedispx - l.pagex
) in
4095 let dy = float (l.pagedispy - l.pagey) in
4096 let r, g, b, alpha
= c in
4097 GlDraw.color (r, g, b) ~alpha
;
4109 GlDraw.color (scalecolor2 conf
.bgcolor
);
4110 GlClear.color (scalecolor2 conf
.bgcolor
);
4111 GlClear.clear
[`
color];
4112 List.iter
drawpage state
.layout;
4114 match state
.mode with
4115 | LinkNav
(Ltexact
(pageno, linkno
)) ->
4116 begin match getopaque pageno with
4118 let x0, y0, x1, y1 = getlinkrect
opaque linkno
in
4119 let color = (0.0, 0.0, 0.5, 0.5) in
4121 (float x0, float y0,
4126 | None
-> state
.rects
4128 | LinkNav
(Ltgendir
_) | LinkNav
(Ltnotready
_)
4131 | View
-> state
.rects
4134 let rec postloop linkindexbase
= function
4136 let linkindexbase = linkindexbase + postdrawpage l linkindexbase in
4137 postloop linkindexbase rest
4141 postloop 0 state
.layout;
4143 begin match state
.mstate
with
4144 | Mzoomrect
((x0, y0), (x1, y1)) ->
4146 GlDraw.color (0.3, 0.3, 0.3) ~alpha
:0.5;
4147 GlFunc.blend_func ~
src:`src_alpha ~dst
:`one_minus_src_alpha
;
4148 filledrect
(float x0) (float y0) (float x1) (float y1);
4152 | Mscrolly
| Mscrollx
4161 let zoomrect x y x1 y1 =
4164 and y0 = min
y y1 in
4165 let zoom = (float state
.w) /. float (x1 - x0) in
4168 if state
.w < state
.winw
4169 then (state
.winw
- state
.w) / 2
4172 match conf
.fitmodel
with
4173 | FitWidth
| FitProportional
-> simple ()
4175 match conf
.columns
with
4177 onppundermouse (fun _ l _ _ -> Some
l.pagedispx) x0 y0 x0
4178 | Cmulti
_ | Csingle
_ -> simple ()
4180 gotoxy ((state
.x + margin) - x0) (state
.y + y0);
4181 state
.anchor <- getanchor
();
4186 let annot inline
x y =
4187 match unproject x y with
4188 | Some
(opaque, n, ux
, uy
) ->
4190 addannot
opaque ux uy
text;
4191 wcmd "freepage %s" (~
> opaque);
4192 Hashtbl.remove state
.pagemap
(n, state
.gen
);
4194 gotoxy state
.x state
.y
4198 let ondone s = add s in
4199 let mode = state
.mode in
4200 state
.mode <- Textentry
(
4201 ("annotation: ", E.s, None
, textentry, ondone, true),
4202 fun _ -> state
.mode <- mode);
4205 postRedisplay
"annot"
4206 else add @@ getusertext E.s
4211 let g opaque l px py =
4212 match rectofblock
opaque px py with
4214 let x0 = a.(0) -. 20. in
4215 let x1 = a.(1) +. 20. in
4216 let y0 = a.(2) -. 20. in
4217 let zoom = (float state
.w) /. (x1 -. x0) in
4218 let pagey = getpagey
l.pageno in
4219 let margin = (state
.w - l.pagew
)/2 in
4220 let nx = -truncate
x0 - margin in
4221 gotoxy nx (pagey + truncate
y0);
4222 state
.anchor <- getanchor
();
4227 match conf
.columns
with
4229 impmsg "block zooming does not work properly in split columns mode"
4230 | Cmulti
_ | Csingle
_ -> onppundermouse g x y ()
4234 let winw = state
.winw - 1 in
4235 let s = float x /. float winw in
4236 let destx = truncate
(float (state
.w + winw) *. s) in
4237 gotoxy (winw - destx) state
.y;
4238 state
.mstate
<- Mscrollx
;
4242 let s = float y /. float state
.winh
in
4243 let desty = truncate
(s *. float (maxy ())) in
4244 gotoxy state
.x desty;
4245 state
.mstate
<- Mscrolly
;
4248 let viewmulticlick clicks
x y mask
=
4249 let g opaque l px py =
4257 if markunder
opaque px py mark
4261 match getopaque l.pageno with
4263 | Some
opaque -> pipesel opaque cmd
4265 state
.roam
<- (fun () -> dopipe conf
.paxcmd
);
4266 if not
(Wsi.withctrl mask
) then dopipe conf
.selcmd
;
4271 postRedisplay
"viewmulticlick";
4272 onppundermouse g x y (fun () -> impmsg "nothing to select") ();
4276 match conf
.columns
with
4278 | Csingle
_ | Cmulti
_ -> conf
.angle
mod 360 = 0
4281 let viewmouse button down
x y mask
=
4283 | n when (n == 4 || n == 5) && not down
->
4284 if Wsi.withctrl mask
4288 then if conf
.zoom +. 0.01 > 0.1 then 0.1 else 0.01
4289 else if conf
.zoom -. 0.1 < 0.1 then -0.01 else -0.1
4292 match state
.mstate
with
4293 | Mzoom
(oldn
, _, pos
) when n = oldn
-> pos
4294 | Mzoomrect
_ | Mnone
| Mpan
_
4295 | Msel
_ | Mscrollx
| Mscrolly
| Mzoom
_ -> (x, y)
4297 let zoom = conf
.zoom -. incr in
4298 state
.mstate
<- Mzoom
(n, 0, (x, y));
4299 if false && abs
(fx - x) > 5 || abs
(fy
- y) > 5
4300 then pivotzoom ~
x ~
y zoom
4304 match state
.autoscroll
with
4305 | Some step
-> setautoscrollspeed step
(n=4)
4307 if conf
.wheelbypage
|| conf
.presentation
4314 let incr = if n = 4 then -conf
.scrollstep
else conf
.scrollstep
in
4315 let incr = incr * 2 in
4316 let y = clamp incr in
4320 | n when (n = 6 || n = 7) && not down
&& canpan () ->
4322 panbound (state
.x + (if n = 7 then -2 else 2) * conf
.hscrollstep
) in
4325 | 1 when Wsi.withshift mask
->
4326 state
.mstate
<- Mnone
;
4329 match unproject x y with
4331 | Some
(_, pageno, ux
, uy
) ->
4332 let cmd = Printf.sprintf
4334 conf
.stcmd state
.path pageno ux uy
4336 match spawn
cmd [] with
4338 impmsg "execution of synctex command(%S) failed: %S"
4339 conf
.stcmd
@@ exntos exn
4343 | 1 when Wsi.withctrl mask
->
4346 Wsi.setcursor
Wsi.CURSOR_FLEUR
;
4347 state
.mstate
<- Mpan
(x, y)
4349 else state
.mstate
<- Mnone
4354 if Wsi.withshift mask
4356 annot conf
.annotinline
x y;
4357 postRedisplay
"addannot"
4361 Wsi.setcursor
Wsi.CURSOR_CYCLE
;
4362 state
.mstate
<- Mzoomrect
(p, p)
4365 match state
.mstate
with
4366 | Mzoomrect
((x0, y0), _) ->
4367 if abs
(x-x0) > 10 && abs
(y - y0) > 10
4368 then zoomrect x0 y0 x y
4371 postRedisplay
"kill accidental zoom rect";
4375 | Mscrolly
| Mscrollx
4377 | Mnone
-> resetmstate ()
4380 | 1 when vscrollhit
x ->
4383 let _, position
, sh
= state
.uioh#scrollph
in
4384 if y > truncate position
&& y < truncate
(position
+. sh
)
4385 then state
.mstate
<- Mscrolly
4387 else state
.mstate
<- Mnone
4389 | 1 when y > state
.winh
- hscrollh () ->
4392 let _, position
, sw
= state
.uioh#scrollpw
in
4393 if x > truncate position
&& x < truncate
(position
+. sw
)
4394 then state
.mstate
<- Mscrollx
4396 else state
.mstate
<- Mnone
4398 | 1 when state
.bzoom
-> if not down
then zoomblock x y
4401 let dest = if down
then getunder x y else Unone
in
4402 begin match dest with
4403 | Ulinkuri
_ -> gotounder dest
4404 | Unone
when down
->
4405 Wsi.setcursor
Wsi.CURSOR_FLEUR
;
4406 state
.mstate
<- Mpan
(x, y);
4407 | Uannotation
(opaque, slinkindex
) -> enterannotmode opaque slinkindex
4408 | Unone
| Utext
_ ->
4413 state
.mstate
<- Msel
((x, y), (x, y));
4414 postRedisplay
"mouse select";
4418 match state
.mstate
with
4420 | Mzoom
_ | Mscrollx
| Mscrolly
-> state
.mstate
<- Mnone
4421 | Mzoomrect
((x0, y0), _) -> zoomrect x0 y0 x y
4423 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
4424 state
.mstate
<- Mnone
4425 | Msel
((x0, y0), (x1, y1)) ->
4426 let rec loop = function
4430 let a0 = l.pagedispy in
4431 let a1 = a0 + l.pagevh in
4432 let b0 = l.pagedispx in
4433 let b1 = b0 + l.pagevw in
4434 ((y0 >= a0 && y0 <= a1) || (y1 >= a0 && y1 <= a1))
4435 && ((x0 >= b0 && x0 <= b1) || (x1 >= b0 && x1 <= b1))
4439 match getopaque l.pageno with
4442 pipef ~closew
:false "Msel"
4445 postRedisplay
"Msel") cmd
4447 dosel conf
.selcmd
();
4448 state
.roam
<- dosel conf
.paxcmd
;
4459 let birdseyemouse button down
x y mask
4460 (conf
, leftx
, _, hooverpageno
, anchor) =
4463 let rec loop = function
4466 if y > l.pagedispy && y < l.pagedispy + l.pagevh
4467 && x > l.pagedispx && x < l.pagedispx + l.pagevw
4469 leavebirdseye (conf
, leftx
, l.pageno, hooverpageno
, anchor) false
4474 | _ -> viewmouse button down
x y mask
4480 method key key mask
=
4481 begin match state
.mode with
4482 | Textentry
textentry -> textentrykeyboard
key mask
textentry
4483 | Birdseye
birdseye -> birdseyekeyboard key mask
birdseye
4484 | View
-> viewkeyboard key mask
4485 | LinkNav
linknav -> linknavkeyboard key mask
linknav
4489 method button button bstate
x y mask
=
4490 begin match state
.mode with
4491 | LinkNav
_ | View
-> viewmouse button bstate
x y mask
4492 | Birdseye beye
-> birdseyemouse button bstate
x y mask beye
4497 method multiclick clicks
x y mask
=
4498 begin match state
.mode with
4499 | LinkNav
_ | View
-> viewmulticlick clicks
x y mask
4500 | Birdseye
_ | Textentry
_ -> ()
4505 begin match state
.mode with
4507 | View
| Birdseye
_ | LinkNav
_ ->
4508 match state
.mstate
with
4509 | Mzoom
_ | Mnone
-> ()
4513 state
.mstate
<- Mpan
(x, y);
4514 let x = if canpan () then panbound (state
.x + dx) else state
.x in
4519 state
.mstate
<- Msel
(a, (x, y));
4520 postRedisplay
"motion select";
4523 let y = min state
.winh
(max
0 y) in
4527 let x = min state
.winw (max
0 x) in
4530 | Mzoomrect
(p0
, _) ->
4531 state
.mstate
<- Mzoomrect
(p0
, (x, y));
4532 postRedisplay
"motion zoomrect";
4536 method pmotion
x y =
4537 begin match state
.mode with
4538 | Birdseye
(conf
, leftx
, pageno, hooverpageno
, anchor) ->
4539 let rec loop = function
4541 if hooverpageno
!= -1
4543 state
.mode <- Birdseye
(conf
, leftx
, pageno, -1, anchor);
4544 postRedisplay
"pmotion birdseye no hoover";
4547 if y > l.pagedispy && y < l.pagedispy + l.pagevh
4548 && x > l.pagedispx && x < l.pagedispx + l.pagevw
4550 state
.mode <- Birdseye
(conf
, leftx
, pageno, l.pageno, anchor);
4551 postRedisplay
"pmotion birdseye hoover";
4559 | LinkNav
_ | View
->
4560 match state
.mstate
with
4561 | Mpan
_ | Msel
_ | Mzoom
_ | Mscrolly
| Mscrollx
| Mzoomrect
_ -> ()
4570 let delta = now -. past
in
4573 else conf
.pax
<- Some
now
4577 method infochanged
_ = ()
4580 let maxy = maxy () in
4583 then 0.0, float state
.winh
4584 else scrollph state
.y maxy
4589 let fwinw = float (state
.winw - vscrollw
()) in
4591 let sw = fwinw /. float state
.w in
4592 let sw = fwinw *. sw in
4593 max
sw (float conf
.scrollh
)
4596 let maxx = state
.w + state
.winw in
4597 let x = state
.winw - state
.x in
4598 let percent = float x /. float maxx in
4599 (fwinw -. sw) *. percent
4601 hscrollh (), position, sw
4605 match state
.mode with
4606 | LinkNav
_ -> "links"
4607 | Textentry
_ -> "textentry"
4608 | Birdseye
_ -> "birdseye"
4611 findkeyhash conf
modename
4613 method eformsgs
= true
4614 method alwaysscrolly
= false
4615 method scroll
dx dy =
4616 let x = if canpan () then panbound (state
.x + dx) else state
.x in
4617 gotoxy x (clamp (2 * dy));
4620 pivotzoom ~
x ~
y (conf
.zoom *. exp z
);
4623 let addrect pageno r g b a x0 y0 x1 y1 =
4624 Hashtbl.add state
.prects
pageno [|r; g; b; a; x0; y0; x1; y1|];
4628 let cl = splitatchar cmds ' '
in
4630 try Scanf.sscanf
s fmt
f
4631 with exn
-> adderrfmt "remote exec" "error processing '%S': %s\n"
4634 let rectx s pageno (r, g, b, a) x0 y0 x1 y1 =
4635 vlog "%s page %d color (%f %f %f %f) x0,y0,x1,y1 = %f %f %f %f"
4636 s pageno r g b a x0 y0 x1 y1;
4640 let _,w1
,h1
,_ = getpagedim
pageno in
4641 let sw = float w1
/. float w
4642 and sh
= float h1
/. float h in
4646 and y1s
= y1 *. sh
in
4647 let rect = (x0s,y0s
,x1s
,y0s
,x1s
,y1s
,x0s,y1s
) in
4648 let color = (r, g, b, a) in
4649 if conf
.verbose
then debugrect rect;
4650 state
.rects <- (pageno, color, rect) :: state
.rects;
4655 | "reload", "" -> reload ()
4657 scan args
"%u %f %f"
4659 let cmd, _ = state
.geomcmds
in
4661 then gotopagexy pageno x y
4664 gotopagexy pageno x y;
4667 state
.reprf
<- f state
.reprf
4669 | "goto1", args
-> scan args
"%u %f" gotopage
4670 | "gotor", args
-> scan args
"%S" gotoremote
4672 scan args
"%u %u %f %f %f %f"
4673 (fun pageno c x0 y0 x1 y1 ->
4674 let color = (0.0, 0.0, 1.0 /. float c, 0.5) in
4675 rectx "rect" pageno color x0 y0 x1 y1;
4678 scan args
"%u %f %f %f %f %f %f %f %f"
4679 (fun pageno r g b alpha
x0 y0 x1 y1 ->
4680 addrect pageno r g b alpha
x0 y0 x1 y1;
4681 postRedisplay
"prect"
4684 scan args
"%u %f %f"
4687 match getopaque pageno with
4688 | Some
opaque -> opaque
4691 pgoto optopaque pageno x y;
4692 let rec fixx = function
4695 if l.pageno = pageno
4696 then gotoxy (state
.x - l.pagedispx) state
.y
4701 match conf
.columns
with
4702 | Csingle
_ | Csplit
_ -> 1
4703 | Cmulti
((n, _, _), _) -> n
4705 layout 0 state
.y (state
.winw * mult) state
.winh
4709 | "activatewin", "" -> Wsi.activatewin
()
4710 | "quit", "" -> raise Quit
4713 let l = Config.keys_of_string
keys in
4714 List.iter
(fun (k
, m) -> keyboard k
m) l
4715 with exn
-> adderrfmt "error processing keys" "`%S': %s\n"
4718 | "clearrects", "" ->
4719 Hashtbl.clear state
.prects
;
4720 postRedisplay
"clearrects"
4722 adderrfmt "remote command"
4723 "error processing remote command: %S\n" cmds
;
4727 let scratch = Bytes.create
80 in
4728 let buf = Buffer.create
80 in
4730 match tempfailureretry
(Unix.read fd
scratch 0) 80 with
4731 | exception Unix.Unix_error
(Unix.EAGAIN
, _, _) -> None
4734 if Buffer.length
buf > 0
4736 let s = Buffer.contents
buf in
4744 match Bytes.index_from
scratch ppos '
\n'
with
4745 | pos
-> if pos
>= n then -1 else pos
4746 | exception Not_found
-> -1
4750 Buffer.add_subbytes
buf scratch ppos
(nlpos-ppos
);
4751 let s = Buffer.contents
buf in
4757 Buffer.add_subbytes
buf scratch ppos
(n-ppos
);
4763 let remoteopen path =
4764 try Some
(Unix.openfile
path [Unix.O_NONBLOCK
; Unix.O_RDONLY
] 0o0)
4766 adderrfmt "remoteopen" "error opening %S: %s" path @@ exntos exn
;
4771 let gcconfig = ref false in
4772 let trimcachepath = ref E.s in
4773 let rcmdpath = ref E.s in
4774 let pageno = ref None
in
4775 let openlast = ref false in
4776 let doreap = ref false in
4777 let csspath = ref None
in
4778 selfexec := Sys.executable_name
;
4781 [("-p", Arg.String
(fun s -> state
.password <- s),
4782 "<password> Set password");
4786 Config.fontpath
:= s;
4787 selfexec := !selfexec ^
" -f " ^
Filename.quote
s;
4789 "<path> Set path to the user interface font");
4793 selfexec := !selfexec ^
" -c " ^
Filename.quote
s;
4794 Config.confpath
:= s),
4795 "<path> Set path to the configuration file");
4797 ("-last", Arg.Set
openlast, " Open last document");
4799 ("-page", Arg.Int
(fun pageno1
-> pageno := Some
(pageno1
-1)),
4800 "<page-number> Jump to page");
4802 ("-tcf", Arg.String
(fun s -> trimcachepath := s),
4803 "<path> Set path to the trim cache file");
4805 ("-dest", Arg.String
(fun s -> state
.nameddest
<- s),
4806 "<named-destination> Set named destination");
4808 ("-remote", Arg.String
(fun s -> rcmdpath := s),
4809 "<path> Set path to the source of remote commands");
4811 ("-gc", Arg.Set
gcconfig, " Collect config garbage");
4813 ("-v", Arg.Unit
(fun () ->
4815 "%s\nconfiguration file: %s\n"
4818 exit
0), " Print version and exit");
4820 ("-css", Arg.String
(fun s -> csspath := Some
s),
4821 "<path> Set path to the style sheet to use with EPUB/HTML");
4823 ("-origin", Arg.String
(fun s -> state
.origin
<- s),
4824 "<origin> <undocumented>");
4826 ("-no-title", Arg.Set
ignoredoctitlte, " ignore document title");
4827 ("-layout-height", Arg.Set_int
layouth,
4828 "<height> layout height html/epub/etc (-1, 0, N)");
4831 (fun s -> state
.path <- s)
4832 ("Usage: " ^
Sys.argv
.(0) ^
" [options] some.pdf\nOptions:");
4834 let histmode = emptystr state
.path && not
!openlast in
4836 if not
(Config.load !openlast)
4837 then dolog
"failed to load configuration";
4839 begin match !pageno with
4840 | Some
pageno -> state
.anchor <- (pageno, 0.0, 0.0)
4853 val mutable m_clicks
= 0
4854 val mutable m_click_x
= 0
4855 val mutable m_click_y
= 0
4856 val mutable m_lastclicktime
= infinity
4858 method private cleanup =
4859 state
.roam
<- noroam
;
4860 Hashtbl.iter
(fun _ opaque -> clearmark
opaque) state
.pagemap
4861 method expose
= postRedisplay
"expose"
4865 | Wsi.Unobscured
-> "unobscured"
4866 | Wsi.PartiallyObscured
-> "partiallyobscured"
4867 | Wsi.FullyObscured
-> "fullyobscured"
4869 vlog "visibility change %s" name
4870 method display = display ()
4871 method map mapped
= vlog "mapped %b" mapped
4872 method reshape w h =
4875 method mouse
b d x y m =
4876 if d && canselect ()
4879 * http://blogs.msdn.com/b/oldnewthing/archive/2004/10/18/243925.aspx
4886 if abs
x - m_click_x
> 10
4887 || abs
y - m_click_y
> 10
4888 || abs_float
(t -. m_lastclicktime
) > 0.3
4890 m_clicks
<- m_clicks
+ 1;
4891 m_lastclicktime
<- t;
4895 postRedisplay
"cleanup";
4896 state
.uioh <- state
.uioh#button
b d x y m;
4898 else state
.uioh <- state
.uioh#multiclick m_clicks
x y m
4903 m_lastclicktime
<- infinity
;
4904 state
.uioh <- state
.uioh#button
b d x y m
4907 else state
.uioh <- state
.uioh#button
b d x y m
4909 state
.mpos
<- (x, y);
4910 state
.uioh <- state
.uioh#motion
x y
4911 method pmotion
x y =
4912 state
.mpos
<- (x, y);
4913 state
.uioh <- state
.uioh#pmotion
x y
4915 vlog "k=%#x m=%#x" k
m;
4916 let mascm = m land (
4917 Wsi.altmask
+ Wsi.shiftmask
+ Wsi.ctrlmask
+ Wsi.metamask
4920 let x = state
.x and y = state
.y in
4922 if x != state
.x || y != state
.y then self#
cleanup
4924 match state
.keystate
with
4926 let km = k
, mascm in
4929 let modehash = state
.uioh#
modehash in
4930 try Hashtbl.find
modehash km
4932 try Hashtbl.find
(findkeyhash conf
"global") km
4933 with Not_found
-> KMinsrt
(k
, m)
4935 | KMinsrt
(k
, m) -> keyboard k
m
4936 | KMinsrl
l -> List.iter
(fun (k
, m) -> keyboard k
m) l
4937 | KMmulti
(l, r) -> state
.keystate
<- KSinto
(l, r)
4939 | KSinto
((k'
, m'
) :: [], insrt
) when k'
=k
&& m'
land mascm = m'
->
4940 List.iter
(fun (k
, m) -> keyboard k
m) insrt
;
4941 state
.keystate
<- KSnone
4942 | KSinto
((k'
, m'
) :: keys, insrt
) when k'
=k
&& m'
land mascm = m'
->
4943 state
.keystate
<- KSinto
(keys, insrt
)
4944 | KSinto
_ -> state
.keystate
<- KSnone
4947 state
.mpos
<- (x, y);
4948 state
.uioh <- state
.uioh#pmotion
x y
4949 method leave = state
.mpos
<- (-1, -1)
4950 method winstate wsl
= state
.winstate
<- wsl
4951 method quit
: '
a. '
a = raise Quit
4952 method scroll
dx dy = state
.uioh <- state
.uioh#scroll
dx dy
4953 method zoom z
x y = state
.uioh#
zoom z
x y
4954 method opendoc path =
4957 postRedisplay
"opendoc";
4958 opendoc path state
.password
4961 let wsfd, winw, winh
= Wsi.init
mu conf
.cwinw conf
.cwinh platform
in
4964 if not
@@ List.exists
GlMisc.check_extension
4965 [ "GL_ARB_texture_rectangle"
4966 ; "GL_EXT_texture_recangle"
4967 ; "GL_NV_texture_rectangle" ]
4968 then (dolog
"OpenGL does not suppport rectangular textures"; exit
1);
4971 match Unix.socketpair
Unix.PF_UNIX
Unix.SOCK_STREAM
0 with
4973 dolog
"socketpair failed: %s" @@ exntos exn
;
4981 setcheckers conf
.checkers
;
4982 begin match !csspath with
4984 | Some
"" -> conf
.css
<- E.s
4986 let css = filecontents
path in
4987 let l = String.length
css in
4989 if substratis
css (l-2) "\r\n"
4990 then String.sub css 0 (l-2)
4991 else (if css.[l-1] = '
\n'
then String.sub css 0 (l-1) else css)
4994 conf
.angle
, conf
.fitmodel
, (conf
.trimmargins
, conf
.trimfuzz
),
4995 conf
.texcount
, conf
.sliceheight
, conf
.mustoresize
, conf
.colorspace
,
4996 !Config.fontpath
, !trimcachepath
4998 List.iter
GlArray.enable
[`texture_coord
; `vertex
];
5000 reshape ~firsttime
:true winw winh
;
5004 Wsi.settitle
"llpp (history)";
5008 state
.text <- "Opening " ^
(mbtoutf8 state
.path);
5009 opendoc state
.path state
.password;
5013 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
5014 Sys.set_signal
Sys.sighup
(Sys.Signal_handle
(fun _ -> reload ()));
5017 match Unix.waitpid
[Unix.WNOHANG
] ~
-1 with
5018 | exception (Unix.Unix_error
(Unix.ECHILD
, _, _)) -> ()
5019 | exception exn
-> dolog
"Unix.waitpid: %s" @@ exntos exn
5021 | _pid
, _status
-> reap ()
5023 Sys.set_signal
Sys.sigchld
(Sys.Signal_handle
(fun _ -> doreap := true));
5026 ref (if nonemptystr
!rcmdpath then remoteopen !rcmdpath else None
)
5029 let rec loop deadline
=
5035 let r = [state
.ss; state
.wsfd] in
5039 | Some fd
-> fd
:: r
5043 Glutils.redisplay
:= false;
5050 if deadline
= infinity
5052 else max
0.0 (deadline
-. now)
5057 try Unix.select
r [] [] timeout
5058 with Unix.Unix_error
(Unix.EINTR
, _, _) -> [], [], []
5063 match state
.autoscroll
with
5064 | Some step
when step
!= 0 ->
5065 if state
.slideshow
land 1 = 1
5067 if state
.slideshow
land 2 = 0
5068 then state
.slideshow
<- state
.slideshow
lor 2
5069 else if step
< 0 then prevpage () else nextpage ();
5070 deadline
+. (float (abs step
))
5073 let y = state
.y + step
in
5074 let fy = if conf
.maxhfit
then state
.winh
else 0 in
5077 then state
.maxy - fy
5078 else if y >= state
.maxy - fy then 0 else y
5087 let rec checkfds = function
5089 | fd
:: rest
when fd
= state
.ss ->
5090 let cmd = rcmd state
.ss in
5094 | fd
:: rest
when fd
= state
.wsfd ->
5098 | fd
:: rest
when Some fd
= !optrfd ->
5099 begin match remote fd
with
5100 | None
-> optrfd := remoteopen !rcmdpath;
5101 | opt -> optrfd := opt
5106 dolog
"select returned unknown descriptor";
5112 if deadline
= infinity
5116 match state
.autoscroll
with
5117 | Some step
when step
!= 0 -> deadline1
5123 match loop infinity
with
5125 Config.save leavebirdseye;
5126 if hasunsavedchanges
()
5128 | _ -> error
"umpossible - infinity reached"