6 let selfexec = ref E.s
;;
7 let ignoredoctitlte = ref false;;
8 let layouth = ref ~
-1;;
9 let checkerstexid = ref None
;;
11 let debugrect (x0
, y0
, x1
, y1
, x2
, y2
, x3
, y3
) =
17 }|} x0 y0 x1 y1 x2 y2 x3 y3
;
20 let pgscale h
= truncate
(float h
*. conf
.pgscale);;
23 if ((conf
.scrollb
land scrollbhv
!= 0) && (state
.w
> state
.winw
))
24 || state
.uioh#alwaysscrolly
31 fstate
.wwidth
<- measurestr fstate
.fontsize
"w";
32 fstate
.maxrows
<- (state
.winh
- fstate
.fontsize
- 1) / (fstate
.fontsize
+ 1);
36 if emptystr conf
.pathlauncher
37 then dolog
"%s" state
.path
40 Str.global_replace
Utils.Re.percent state
.path conf
.pathlauncher
in
41 match spawn
command [] with
43 | exception exn
-> dolog
"failed to execute `%s': %s" command @@ exntos exn
47 let getopaque pageno
=
48 try Some
(Hashtbl.find state
.pagemap
(pageno
, state
.gen
))
49 with Not_found
-> None
52 let pagetranslatepoint l x y
=
53 let dy = y
- l
.pagedispy
in
54 let y = dy + l
.pagey
in
55 let dx = x
- l
.pagedispx
in
56 let x = dx + l
.pagex
in
60 let onppundermouse g
x y d
=
63 begin match getopaque l
.pageno
with
65 let x0 = l
.pagedispx
in
66 let x1 = x0 + l
.pagevw
in
67 let y0 = l
.pagedispy
in
68 let y1 = y0 + l
.pagevh
in
69 if y >= y0 && y <= y1 && x >= x0 && x <= x1
71 let px, py
= pagetranslatepoint l
x y in
72 match g opaque l
px py
with
84 let g opaque l
px py
=
87 match Ffi.rectofblock opaque
px py
with
88 | Some
[|x0;x1;y0;y1|] ->
89 let rect = (x0, y0, x1, y0, x1, y1, x0, y1) in
90 let color = (0.0, 0.0, 1.0 /. (l
.pageno
mod 3 |> float), 0.5) in
91 state
.rects
<- [l
.pageno
, color, rect];
92 postRedisplay
"getunder";
95 let under = Ffi.whatsunder opaque
px py
in
96 if under = Unone
then None
else Some
under
98 onppundermouse g x y Unone
103 match Ffi.unproject opaque
x y with
104 | Some
(x, y) -> Some
(Some
(opaque
, l
.pageno
, x, y))
107 onppundermouse g x y None
;
111 state
.text
<- Printf.sprintf
"%c%s" c s
;
112 postRedisplay
"showtext";
115 let impmsg fmt
= Format.ksprintf
(fun s
-> showtext '
!' s
) fmt
;;
117 let pipesel opaque cmd
=
119 then pipef ~closew
:false "pipesel"
121 Ffi.copysel w opaque
;
122 postRedisplay
"pipesel"
127 let g opaque l
px py
=
128 if Ffi.markunder opaque
px py conf
.paxmark
131 match getopaque l
.pageno
with
133 | Some opaque
-> pipesel opaque conf
.paxcmd
137 postRedisplay
"paxunder";
138 if conf
.paxmark
= Mark_page
141 match getopaque l
.pageno
with
143 | Some opaque
-> Ffi.clearmark opaque
) state
.layout
;
144 state
.roam
<- onppundermouse g x y (fun () -> impmsg "whoopsie daisy");
147 let undertext = function
150 | Utext s
-> "font: " ^ s
151 | Uannotation
(opaque
, slinkindex
) ->
152 "annotation: " ^
Ffi.getannotcontents opaque slinkindex
155 let updateunder x y =
156 match getunder x y with
157 | Unone
-> Wsi.setcursor
Wsi.CURSOR_INHERIT
159 if conf
.underinfo
then showtext 'u'
("ri: " ^ uri
);
160 Wsi.setcursor
Wsi.CURSOR_INFO
162 if conf
.underinfo
then showtext '
f'
("ont: " ^ s
);
163 Wsi.setcursor
Wsi.CURSOR_TEXT
165 if conf
.underinfo
then showtext 'a'
"nnotation";
166 Wsi.setcursor
Wsi.CURSOR_INFO
169 let showlinktype under =
170 if conf
.underinfo
&& under != Unone
171 then showtext ' '
@@ undertext under
174 let intentry_with_suffix text key
=
176 match [@warning
"-4"] key
with
177 | Keys.Ascii
('
0'
..'
9'
as c
) -> addchar
text c
178 | Keys.Ascii
('k'
| 'm'
| '
g'
| 'K'
| 'M'
| 'G'
as c
) ->
179 addchar
text @@ asciilower c
181 state
.text <- "invalid key";
188 let b = Buffer.create
16 in
191 let b = Buffer.to_bytes
b in
192 Ffi.wcmd state
.ss
b @@ Bytes.length
b
196 let nogeomcmds = function
197 | s
, [] -> emptystr s
201 let layoutN ((columns
, coverA
, coverB
), b) x y sw sh
=
202 let rec fold accu n
=
203 if n
= Array.length
b
206 let pdimno, dx, vy
, (_
, w
, h
, xoff
) = b.(n
) in
209 || n
= state
.pagecount
- coverB
210 || (n
- coverA
) mod columns
= columns
- 1)
216 let pagey = max
0 (y - vy
) in
217 let pagedispy = if pagey > 0 then 0 else vy
- y in
218 let pagedispx, pagex
=
220 if n
= coverA
- 1 || n
= state
.pagecount
- coverB
221 then x + (sw
- w
) / 2
229 let vw = sw
- pagedispx in
230 let pw = w
- pagex
in
233 let pagevh = min
(h
- pagey) (sh
- pagedispy) in
234 if pagevw > 0 && pagevh > 0
244 ; pagedispx = pagedispx
245 ; pagedispy = pagedispy
253 if Array.length
b = 0
255 else List.rev
(fold [] (page_of_y
y))
258 let layoutS (columns
, b) x y sw sh
=
259 let rec fold accu n
=
260 if n
= Array.length
b
263 let pdimno, px, vy
, (_
, pagew
, pageh
, xoff
) = b.(n
) in
271 let pagey = max
0 (y - vy
) in
272 let pagedispy = if pagey > 0 then 0 else vy
- y in
273 let pagedispx, pagex
=
287 let pagecolw = pagew
/columns
in
290 then pagedispx + ((sw
- pagecolw) / 2)
294 let vw = sw
- pagedispx in
295 let pw = pagew
- pagex
in
298 let pagevw = min
pagevw pagecolw in
299 let pagevh = min
(pageh
- pagey) (sh
- pagedispy) in
300 if pagevw > 0 && pagevh > 0
310 ; pagedispx = pagedispx
311 ; pagedispy = pagedispy
312 ; pagecol
= n
mod columns
322 let layout x y sw sh
=
323 if nogeomcmds state
.geomcmds
325 match conf
.columns
with
326 | Csingle
b -> layoutN ((1, 0, 0), b) x y sw sh
327 | Cmulti c
-> layoutN c
x y sw sh
328 | Csplit s
-> layoutS s
x y sw sh
332 let maxy () = state
.maxy - if conf
.maxhfit
then state
.winh
else 0;;
333 let clamp incr
= bound
(state
.y + incr
) 0 @@ maxy ();;
336 let tilex = l
.pagex
mod conf
.tilew
in
337 let tiley = l
.pagey mod conf
.tileh
in
339 let col = l
.pagex
/ conf
.tilew
in
340 let row = l
.pagey / conf
.tileh
in
342 let rec rowloop row y0 dispy h
=
345 let dh = conf
.tileh
- y0 in
347 let rec colloop col x0 dispx w
=
350 let dw = conf
.tilew
- x0 in
352 f col row dispx dispy
x0 y0 dw dh;
353 colloop (col+1) 0 (dispx
+dw) (w
-dw)
355 colloop col tilex l
.pagedispx l
.pagevw;
356 rowloop (row+1) 0 (dispy
+dh) (h
-dh)
358 if l
.pagevw > 0 && l
.pagevh > 0
359 then rowloop row tiley l
.pagedispy l
.pagevh;
362 let gettileopaque l
col row =
363 let key = l
.pageno
, state
.gen
, conf
.colorspace
,
364 conf
.angle
, l
.pagew
, l
.pageh
, col, row in
365 try Some
(Hashtbl.find state
.tilemap
key)
366 with Not_found
-> None
369 let puttileopaque l
col row gen colorspace angle opaque size elapsed
=
370 let key = l
.pageno
, gen
, colorspace
, angle
, l
.pagew
, l
.pageh
, col, row in
371 Hashtbl.add state
.tilemap
key (opaque
, size
, elapsed
)
374 let drawtiles l
color =
377 let f col row x y tilex tiley w h
=
378 match gettileopaque l
col row with
379 | Some
(opaque
, _
, t
) ->
380 let params = x, y, w
, h
, tilex, tiley in
382 then GlTex.env
(`mode `blend
);
383 Ffi.drawtile
params opaque
;
385 then GlTex.env
(`mode `modulate
);
389 let s = Printf.sprintf
"%d[%d,%d] %f sec" l
.pageno
col row t
in
390 let w = measurestr fstate
.fontsize
s in
391 GlDraw.color (0.0, 0.0, 0.0);
396 (float (y + fstate
.fontsize
+ 2));
398 drawstring fstate
.fontsize
x (y + fstate
.fontsize
- 1) s;
404 let w = let lw = state
.winw
- x in min
lw w
405 and h
= let lh = state
.winh
- y in min
lh h
408 then GlTex.env
(`mode `blend
);
409 begin match !checkerstexid with
411 Gl.enable `texture_2d
;
412 GlTex.bind_texture ~target
:`texture_2d id
;
416 and y1 = float (y+h
) in
418 let tw = float w /. 16.0
419 and th
= float h
/. 16.0 in
420 let tx0 = float tilex /. 16.0
421 and ty0
= float tiley /. 16.0 in
423 and ty1
= ty0
+. th
in
424 Raw.sets_float
Glutils.vraw ~pos
:0
425 [| x0; y0; x0; y1; x1; y0; x1; y1 |];
426 Raw.sets_float
Glutils.traw ~pos
:0
427 [| tx0; ty0
; tx0; ty1
; tx1; ty0
; tx1; ty1
|];
428 GlArray.vertex `two
Glutils.vraw
;
429 GlArray.tex_coord `two
Glutils.traw
;
430 GlArray.draw_arrays `triangle_strip ~first
:0 ~count
:4;
431 Gl.disable `texture_2d
;
434 GlDraw.color (1.0, 1.0, 1.0);
435 filledrect
(float x) (float y) (float (x+w)) (float (y+h
));
438 then GlTex.env
(`mode `modulate
);
439 if w > 128 && h
> fstate
.fontsize
+ 10
441 let c = if conf
.invert
then 1.0 else 0.0 in
442 GlDraw.color (c, c, c);
445 then (col*conf
.tilew
, row*conf
.tileh
)
448 drawstring2 fstate
.fontsize
x y "Loading %d [%d,%d]" l
.pageno
c r
;
457 let pagevisible layout n
= List.exists
(fun l
-> l
.pageno
= n
) layout;;
459 let tilevisible1 l
x y =
461 and ax1
= l
.pagex
+ l
.pagevw
463 and ay1
= l
.pagey + l
.pagevh in
467 let bx1 = min
(bx0 + conf
.tilew
) l
.pagew
468 and by1
= min
(by0
+ conf
.tileh
) l
.pageh
in
470 let rx0 = max
ax0 bx0
471 and ry0
= max ay0 by0
472 and rx1
= min ax1
bx1
473 and ry1
= min ay1 by1
in
475 let nonemptyintersection = rx1
> rx0 && ry1
> ry0
in
479 let tilevisible layout n
x y =
480 let rec findpageinlayout m
= function
481 | l
:: rest
when l
.pageno
= n
->
482 tilevisible1 l
x y || (
483 match conf
.columns
with
484 | Csplit
(c, _
) when c > m
-> findpageinlayout (m
+1) rest
485 | Csplit _
| Csingle _
| Cmulti _
-> false
487 | _
:: rest
-> findpageinlayout 0 rest
490 findpageinlayout 0 layout;
493 let tileready l
x y =
494 tilevisible1 l
x y &&
495 gettileopaque l
(x/conf
.tilew
) (y/conf
.tileh
) != None
498 let tilepage n p
layout =
499 let rec loop = function
503 let f col row _ _ _ _ _ _
=
504 if state
.currently
= Idle
506 match gettileopaque l
col row with
509 let x = col*conf
.tilew
510 and y = row*conf
.tileh
in
512 let w = l
.pagew
- x in
516 let h = l
.pageh
- y in
521 then Ffi.getpbo
w h conf
.colorspace
524 wcmd "tile %s %d %d %d %d %s" (~
> p
) x y w h (~
> pbo);
527 l
, p
, conf
.colorspace
, conf
.angle
,
528 state
.gen
, col, row, conf
.tilew
, conf
.tileh
537 if nogeomcmds state
.geomcmds
541 let preloadlayout x y sw sh
=
542 let y = if y < sh
then 0 else y - sh
in
543 let x = min
0 (x + sw
) in
551 if state
.currently
= Idle
555 begin match getopaque l
.pageno
with
557 wcmd "page %d %d" l
.pageno l
.pagedimno
;
558 state
.currently
<- Loading
(l
, state
.gen
);
560 tilepage l
.pageno opaque pages
;
565 if nogeomcmds state
.geomcmds
571 if conf
.preload && state
.currently
= Idle
572 then load (preloadlayout state
.x state
.y state
.winw state
.winh
);
575 let layoutready layout =
576 let rec fold all ls
=
579 let seen = ref false in
580 let allvisible = ref true in
581 let foo col row _ _ _ _ _ _
=
583 allvisible := !allvisible &&
584 begin match gettileopaque l
col row with
590 fold (!seen && !allvisible) rest
593 let alltilesvisible = fold true layout in
598 let y = bound
y 0 state
.maxy in
600 let layout = layout x y state
.winw state
.winh
in
601 postRedisplay
"gotoxy ready";
606 state
.layout <- layout;
607 begin match state
.mode
with
610 | Ltexact
(pageno
, linkno
) ->
611 let rec loop = function
613 state
.lnava
<- Some
(pageno
, linkno
);
614 state
.mode
<- LinkNav
(Ltgendir
0)
615 | l
:: _
when l
.pageno
= pageno
->
616 begin match getopaque pageno
with
617 | None
-> state
.mode
<- LinkNav
(Ltnotready
(pageno
, 0))
619 let x0, y0, x1, y1 = Ffi.getlinkrect opaque linkno
in
620 if not
(x0 >= l
.pagex
&& x1 <= l
.pagex
+ l
.pagevw
621 && y0 >= l
.pagey && y1 <= l
.pagey + l
.pagevh)
622 then state
.mode
<- LinkNav
(Ltgendir
0)
624 | _
:: rest
-> loop rest
627 | Ltnotready _
| Ltgendir _
-> ()
629 | Birdseye _
| Textentry _
| View
-> ()
631 begin match state
.mode
with
632 | Birdseye
(conf
, leftx
, pageno
, hooverpageno
, anchor
) ->
633 if not
(pagevisible layout pageno
)
635 match state
.layout with
638 state
.mode
<- Birdseye
(conf
, leftx
, l
.pageno
, hooverpageno
, anchor
)
642 | Ltnotready
(_
, dir
)
645 let rec loop = function
648 match getopaque l
.pageno
with
649 | None
-> Ltnotready
(l
.pageno
, dir
)
654 then LDfirstvisible
(l
.pagex
, l
.pagey, dir
)
655 else if dir
> 0 then LDfirst
else LDlast
657 Ffi.findlink opaque
ld
660 | Lnotfound
-> loop rest
662 showlinktype (Ffi.getlink opaque n
);
663 Ltexact
(l
.pageno
, n
)
667 state
.mode
<- LinkNav
linknav
670 | Textentry _
| View
-> ()
675 let mx, my
= state
.mpos
in
680 let conttiling pageno opaque
=
681 tilepage pageno opaque
683 then preloadlayout state
.x state
.y state
.winw state
.winh
688 if not conf
.verbose
then state
.text <- E.s;
692 let getanchory (n
, top
, dtop
) =
693 let y, h = getpageyh n
in
696 let ips = calcips
h in
697 y + truncate
(top
*.float h -. dtop
*.float ips) + ips;
698 else y + truncate
(top
*.float h -. dtop
*.float conf
.interpagespace
)
702 state
.nav
<- { past
= getanchor
() :: state
.nav
.past
; future
= []; }
706 let y, h = getpageyh n
in
707 let y = y + (truncate
(top
*. float h)) in
711 let gotopage1 n top
=
712 let y = getpagey n
in
718 Glutils.redisplay
:= false;
723 match state
.geomcmds
with
724 | ps
, [] when emptystr ps
->
726 state
.geomcmds
<- s, [];
727 | ps
, [] -> state
.geomcmds
<- ps
, [s, f];
728 | ps
, (s'
, _
) :: rest
when s'
= s -> state
.geomcmds
<- ps
, ((s, f) :: rest
);
729 | ps
, cmds
-> state
.geomcmds
<- ps
, ((s, f) :: cmds
);
733 Hashtbl.iter
(fun _ opaque
-> wcmd "freepage %s" (~
> opaque
)) state
.pagemap
;
734 Hashtbl.clear state
.pagemap
;
738 if not
(Queue.is_empty state
.tilelru
)
740 Queue.iter
(fun (k
, p
, s) ->
741 wcmd "freetile %s" (~
> p
);
742 state
.memused
<- state
.memused
- s;
743 Hashtbl.remove state
.tilemap k
;
745 state
.uioh#infochanged Memused
;
746 Queue.clear state
.tilelru
;
752 let h = truncate
(float h*.conf
.zoom
) in
753 let d = conf
.interpagespace
lsl (if conf
.presentation
then 1 else 0) in
759 let sl = keystostrlist conf
in
761 function | [] -> accu
762 | s :: rest
-> loop ((s, 0, Noaction
) :: accu) rest
763 in Help.makehelp conf
.urilauncher
764 @ (("", 0, Noaction
) :: loop [] sl) |> Array.of_list
767 let opendoc path password
=
769 state
.password
<- password
;
770 state
.gen
<- state
.gen
+ 1;
772 state
.outlines
<- [||];
775 Ffi.setaalevel conf
.aalevel
;
776 Ffi.setpapercolor conf
.papercolor
;
780 if emptystr state
.origin
784 Wsi.settitle
("llpp " ^ mbtoutf8
(Filename.basename
titlepath));
785 wcmd "open %d %d %s\000%s\000%s\000"
786 (btod conf
.usedoccss
) !layouth
787 path password conf
.css
;
788 invalidate "reqlayout"
790 wcmd "reqlayout %d %d %d %s\000"
791 conf
.angle
(FMTE.to_int conf
.fitmodel
)
792 (stateh state
.winh
) state
.nameddest
798 state
.anchor
<- getanchor
();
799 state
.reload <- Some
(state
.x, state
.y, now
());
800 opendoc state
.path state
.password
;
803 let scalecolor c = let c = c *. conf
.colorscale
in (c, c, c);;
804 let scalecolor2 (r
, g, b) =
805 (r
*. conf
.colorscale
, g *. conf
.colorscale
, b *. conf
.colorscale
);
808 let docolumns columns
=
811 let a = Array.make state
.pagecount
(-1, -1, -1, (-1, -1, -1, -1)) in
812 let rec loop pageno
pdimno pdim
y ph pdims
=
813 if pageno
!= state
.pagecount
815 let pdimno, ((_
, w, h, xoff
) as pdim
), pdims
=
817 | ((pageno'
, _
, _
, _
) as pdim
) :: rest
when pageno'
= pageno
->
822 let x = max
0 (((state
.winw
- w) / 2) - xoff
) in
824 y + (if conf
.presentation
825 then (if pageno
= 0 then calcips
h else calcips ph
+ calcips
h)
826 else (if pageno
= 0 then 0 else conf
.interpagespace
))
828 a.(pageno
) <- (pdimno, x, y, pdim
);
829 loop (pageno
+1) pdimno pdim
(y + h) h pdims
831 loop 0 ~
-1 (-1,-1,-1,-1) 0 0 state
.pdims
;
832 conf
.columns
<- Csingle
a;
834 | Cmulti
((columns
, coverA
, coverB
), _
) ->
835 let a = Array.make state
.pagecount
(-1, -1, -1, (-1, -1, -1, -1)) in
836 let rec loop pageno
pdimno pdim
x y rowh pdims
=
838 if m
= pageno
then () else
839 let (pdimno, x, y, ((_
, _
, h, _
) as pdim
)) = a.(m
) in
842 let y = y + (rowh
- h) / 2 in
843 a.(m
) <- (pdimno, x, y, pdim
);
847 if pageno
= state
.pagecount
848 then fixrow (((pageno
- 1) / columns
) * columns
)
850 let pdimno, ((_
, w, h, xoff
) as pdim
), pdims
=
852 | ((pageno'
, _
, _
, _
) as pdim
) :: rest
when pageno'
= pageno
->
854 | _
-> pdimno, pdim
, pdims
857 if pageno
= coverA
- 1 || pageno
= state
.pagecount
- coverB
859 let x = (state
.winw
- w) / 2 in
861 if conf
.presentation
then calcips
h else conf
.interpagespace
in
865 if (pageno
- coverA
) mod columns
= 0
867 let x = max
0 (state
.winw
- state
.w) / 2 in
871 let ips = calcips
h in
872 y + (if pageno
= 0 then 0 else calcips rowh
+ ips)
874 y + (if pageno
= 0 then 0 else conf
.interpagespace
)
878 else x, y, max rowh
h
882 if pageno
> 1 && (pageno
- coverA
) mod columns
= 0
885 if pageno
= columns
&& conf
.presentation
887 let ips = calcips rowh
in
888 for i
= 0 to pred columns
890 let (pdimno, x, y, pdim
) = a.(i
) in
891 a.(i
) <- (pdimno, x, y+ips, pdim
)
897 fixrow (pageno
- columns
);
902 a.(pageno
) <- (pdimno, x, y, pdim
);
903 let x = x + w + xoff
*2 + conf
.interpagespace
in
904 loop (pageno
+1) pdimno pdim
x y rowh' pdims
906 loop 0 ~
-1 (-1,-1,-1,-1) 0 0 0 state
.pdims
;
907 conf
.columns
<- Cmulti
((columns
, coverA
, coverB
), a);
910 let a = Array.make
(state
.pagecount
*c) (-1, -1, -1, (-1, -1, -1, -1)) in
911 let rec loop pageno
pdimno pdim
y pdims
=
912 if pageno
!= state
.pagecount
914 let pdimno, ((_
, w, h, _
) as pdim
), pdims
=
916 | ((pageno'
, _
, _
, _
) as pdim
) :: rest
when pageno'
= pageno
->
918 | _
-> pdimno, pdim
, pdims
921 let rec loop1 n
x y =
922 if n
= c then y else (
923 a.(pageno
*c + n
) <- (pdimno, x, y, pdim
);
924 loop1 (n
+1) (x+cw) (y + h + conf
.interpagespace
)
927 let y = loop1 0 0 y in
928 loop (pageno
+1) pdimno pdim
y pdims
930 loop 0 ~
-1 (-1,-1,-1,-1) 0 state
.pdims
;
931 conf
.columns
<- Csplit
(c, a);
935 docolumns conf
.columns
;
936 state
.maxy <- calcheight
();
937 if state
.reprf
== noreprf
939 match state
.mode
with
940 | Birdseye
(_
, _
, pageno
, _
, _
) ->
941 let y, h = getpageyh pageno
in
942 let top = (state
.winh
- h) / 2 in
943 gotoxy state
.x (max
0 (y - top))
944 | Textentry _
| View
| LinkNav _
->
945 let y = getanchory state
.anchor
in
946 let y = min
y (state
.maxy - state
.winh
) in
951 state
.reprf
<- noreprf
;
955 let reshape ?
(firsttime
=false) w h =
956 GlDraw.viewport ~
x:0 ~
y:0 ~
w ~
h;
957 if not firsttime
&& nogeomcmds state
.geomcmds
958 then state
.anchor
<- getanchor
();
961 let w = truncate
(float w *. conf
.zoom
) in
964 setfontsize fstate
.fontsize
;
965 GlMat.mode `modelview
;
966 GlMat.load_identity
();
968 GlMat.mode `projection
;
969 GlMat.load_identity
();
970 GlMat.rotate ~
x:1.0 ~angle
:180.0 ();
971 GlMat.translate ~
x:~
-.1.0 ~
y:~
-.1.0 ();
972 GlMat.scale3
(2.0 /. float state
.winw
, 2.0 /. float state
.winh
, 1.0);
977 else float state
.x /. float state
.w
979 invalidate "geometry"
983 then state
.x <- truncate
(relx *. float w);
985 match conf
.columns
with
987 | Cmulti
((c, _
, _
), _
) -> (w - (c-1)*conf
.interpagespace
) / c
988 | Csplit
(c, _
) -> w * c
990 wcmd "geometry %d %d %d" w (stateh h) (FMTE.to_int conf
.fitmodel
)
995 let len = Queue.length state
.tilelru
in
996 let layout = lazy (if conf
.preload
997 then preloadlayout state
.x state
.y state
.winw state
.winh
998 else state
.layout) in
1000 if state
.memused
> conf
.memlimit
1004 let (k
, p
, s) as lruitem
= Queue.pop state
.tilelru
in
1005 let n, gen
, colorspace
, angle
, pagew
, pageh
, col, row = k
in
1006 let (_
, pw, ph
, _
) = getpagedim
n in
1008 && colorspace
= conf
.colorspace
1009 && angle
= conf
.angle
1013 let x = col*conf
.tilew
and y = row*conf
.tileh
in
1014 tilevisible (Lazy.force_val
layout) n x y
1016 then Queue.push lruitem state
.tilelru
1019 wcmd "freetile %s" (~
> p
);
1020 state
.memused
<- state
.memused
- s;
1021 state
.uioh#infochanged Memused
;
1022 Hashtbl.remove state
.tilemap k
;
1030 let onpagerect pageno
f =
1032 match conf
.columns
with
1033 | Cmulti
(_
, b) -> b
1035 | Csplit
(_
, b) -> b
1037 if pageno
>= 0 && pageno
< Array.length
b
1039 let (_
, _
, _
, (_
, w, h, _
)) = b.(pageno
) in
1043 let gotopagexy1 pageno
x y =
1044 let _,w1
,h1
,leftx
= getpagedim pageno
in
1045 let top = y /. (float h1
) in
1046 let left = x /. (float w1
) in
1047 let py, w, h = getpageywh pageno
in
1048 let wh = state
.winh
in
1049 let x = left *. (float w) in
1050 let x = leftx
+ state
.x + truncate
x in
1052 if x < 0 || x >= state
.winw
1056 let pdy = truncate
(top *. float h) in
1057 let y'
= py + pdy in
1058 let dy = y'
- state
.y in
1060 if x != state
.x || not
(dy > 0 && dy < wh)
1062 if conf
.presentation
1064 if abs
(py - y'
) > wh
1071 if state
.x != sx || state
.y != sy
1073 else gotoxy state
.x state
.y;
1076 let gotopagexy pageno
x y =
1077 match state
.mode
with
1078 | Birdseye
_ -> gotopage pageno
0.0
1079 | Textentry
_ | View
| LinkNav
_ -> gotopagexy1 pageno
x y
1082 let getpassword () =
1083 let passcmd = getenvdef
"LLPP_ASKPASS" conf
.passcmd in
1086 else getcmdoutput
(fun s ->
1087 impmsg "error getting password: %s" s;
1088 dolog
"%s" s) passcmd;
1091 let pgoto opaque pageno
x y =
1092 let pdimno = getpdimno pageno
in
1093 let x, y = Ffi.project opaque pageno
pdimno x y in
1094 gotopagexy pageno
x y;
1098 (* dolog "%S" cmds; *)
1099 let spl = splitatchar cmds ' '
in
1101 try Scanf.sscanf
s fmt
f
1103 dolog
"error processing '%S': %s" cmds
@@ exntos exn
;
1106 let addoutline outline
=
1107 match state
.currently
with
1108 | Outlining outlines
-> state
.currently
<- Outlining
(outline
:: outlines
)
1109 | Idle
-> state
.currently
<- Outlining
[outline
]
1110 | Loading
_ | Tiling
_ ->
1111 dolog
"invalid outlining state";
1112 logcurrently state
.currently
1117 state
.uioh#infochanged Pdim
;
1119 | "clearrects", "" ->
1120 state
.rects
<- state
.rects1
;
1121 postRedisplay
"clearrects";
1123 | "continue", args
->
1124 let n = scan args
"%u" (fun n -> n) in
1125 state
.pagecount
<- n;
1126 begin match state
.currently
with
1128 state
.currently
<- Idle
;
1129 state
.outlines
<- Array.of_list
(List.rev l
)
1130 | Idle
| Loading
_ | Tiling
_ -> ()
1133 let cur, cmds
= state
.geomcmds
in
1134 if emptystr
cur then error
"empty geomcmd";
1136 begin match List.rev cmds
with
1138 state
.geomcmds
<- E.s, [];
1142 state
.geomcmds
<- s, List.rev rest
;
1144 postRedisplay
"continue";
1150 if conf
.verbose
then showtext ' ' args
1153 Buffer.add_string state
.errmsgs args
;
1154 Buffer.add_char state
.errmsgs '
\n'
;
1155 if not state
.newerrmsgs
1157 state
.newerrmsgs
<- true;
1158 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 Ffi.findlink
pageopaque ld
1250 showlinktype (Ffi.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
;
1279 Ffi.unmappbo
opaque;
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 Printf.bprintf
b "[%s]" v
;
1392 state
.docinfo
<- (1, s) :: state
.docinfo
1395 state
.docinfo
<- List.rev state
.docinfo
;
1396 state
.uioh#infochanged Docinfo
1400 then Wsi.settitle
"Wrong password";
1401 let password = getpassword () in
1402 if emptystr
password
1403 then error
"document is password protected"
1404 else opendoc state
.path
password
1406 | _ -> error
"unknown cmd `%S'" cmds
1411 let action = function
1412 | HCprev
-> cbget cb ~
-1
1413 | HCnext
-> cbget cb
1
1414 | HCfirst
-> cbget cb ~
-(cb
.rc)
1415 | HClast
-> cbget cb
(cb
.len - 1 - cb
.rc)
1416 and cancel
() = cb
.rc <- rc
1420 let search pattern forward
=
1421 match conf
.columns
with
1422 | Csplit
_ -> impmsg "searching does not work properly in split columns mode"
1423 | Csingle
_ | Cmulti
_ ->
1424 if nonemptystr pattern
1427 match state
.layout with
1429 | l
:: _ -> l
.pageno, (l
.pagey + if forward
then 0 else 0*l
.pagevh)
1431 wcmd "search %d %d %d %d,%s\000"
1432 (btod conf
.icase
) pn py (btod forward
) pattern
;
1435 let intentry text key =
1437 if emptystr
text && key = Keys.Ascii '
-'
1438 then addchar
text '
-'
1440 match [@warning
"-4"] key with
1441 | Keys.Ascii
('
0'
..'
9'
as c) -> addchar
text c
1443 state
.text <- "invalid key";
1453 let l = String.length
s in
1454 let rec loop pos
n =
1458 let m = Char.code
s.[pos
] - (if pos
= 0 && l > 1 then 96 else 97) in
1459 loop (pos
+1) (n*26 + m)
1462 let rec loop n = function
1465 match getopaque l.pageno with
1466 | None
-> loop n rest
1468 let m = Ffi.getlinkcount
opaque in
1471 let under = Ffi.getlink
opaque n in
1473 else loop (n-m) rest
1475 loop n state
.layout;
1478 let linknentry text key = match [@warning
"-4"] key with
1479 | Keys.Ascii
('
a'
.. 'z'
as c) ->
1480 let text = addchar
text c in
1481 linknact (fun under -> state
.text <- undertext under) text;
1484 state
.text <- Printf.sprintf
"invalid key %s" @@ Keys.to_string
key;
1488 let textentry text key = match [@warning
"-4"] key with
1489 | Keys.Ascii
c -> TEcont
(addchar
text c)
1490 | Keys.Code
c -> TEcont
(text ^ toutf8
c)
1494 let reqlayout angle fitmodel
=
1495 if nogeomcmds state
.geomcmds
1496 then state
.anchor
<- getanchor
();
1497 conf
.angle
<- angle
mod 360;
1500 match state
.mode
with
1501 | LinkNav
_ -> state
.mode
<- View
1502 | Birdseye
_ | Textentry
_ | View
-> ()
1504 conf
.fitmodel
<- fitmodel
;
1505 invalidate "reqlayout"
1506 (fun () -> wcmd "reqlayout %d %d %d"
1507 conf
.angle
(FMTE.to_int conf
.fitmodel
) (stateh state
.winh
));
1510 let settrim trimmargins trimfuzz
=
1511 if nogeomcmds state
.geomcmds
1512 then state
.anchor
<- getanchor
();
1513 conf
.trimmargins
<- trimmargins
;
1514 conf
.trimfuzz
<- trimfuzz
;
1515 let x0, y0, x1, y1 = trimfuzz
in
1516 invalidate "settrim"
1517 (fun () -> wcmd "settrim %d %d %d %d %d"
1518 (btod conf
.trimmargins
) x0 y0 x1 y1);
1523 let zoom = max
0.0001 zoom in
1524 if zoom <> conf
.zoom
1526 state
.prevzoom
<- (conf
.zoom, state
.x);
1528 reshape state
.winw state
.winh
;
1529 state
.text <- Printf.sprintf
"zoom is now %-5.2f" (zoom *. 100.0);
1533 let pivotzoom ?
(vw=min state
.w state
.winw
)
1534 ?
(vh
=min
(state
.maxy-state
.y) state
.winh
)
1535 ?
(x=vw/2) ?
(y=vh
/2) zoom =
1536 let w = float state
.w /. zoom in
1537 let hw = w /. 2.0 in
1538 let ratio = float vh
/. float vw in
1539 let hh = hw *. ratio in
1540 let x0 = float x -. hw
1541 and y0 = float y -. hh in
1542 gotoxy (state
.x - truncate
x0) (state
.y + truncate
y0);
1546 let pivotzoom ?
vw ?vh ?
x ?
y zoom =
1547 if nogeomcmds state
.geomcmds
1550 then pivotzoom ?
vw ?vh ?
x ?
y zoom
1554 let setcolumns mode columns coverA coverB
=
1555 state
.prevcolumns
<- Some
(conf
.columns
, conf
.zoom);
1559 then impmsg "split mode doesn't work in bird's eye"
1561 conf
.columns
<- Csplit
(-columns
, E.a);
1569 conf
.columns
<- Csingle
E.a;
1574 conf
.columns
<- Cmulti
((columns
, coverA
, coverB
), E.a);
1578 reshape state
.winw state
.winh
;
1581 let resetmstate () =
1582 state
.mstate
<- Mnone
;
1583 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
1586 let enterbirdseye () =
1587 let zoom = float conf
.thumbw
/. float state
.winw
in
1588 let birdseyepageno =
1589 let cy = state
.winh
/ 2 in
1593 let rec fold best
= function
1596 let d = cy - (l.pagedispy + l.pagevh/2)
1597 and dbest
= cy - (best
.pagedispy + best
.pagevh/2) in
1598 if abs
d < abs dbest
1607 { conf
with zoom = conf
.zoom },
1608 state
.x, birdseyepageno, -1, getanchor
()
1612 conf
.presentation
<- false;
1613 conf
.interpagespace
<- 10;
1614 conf
.hlinks
<- false;
1615 conf
.fitmodel
<- FitPage
;
1618 match conf
.beyecolumns
with
1621 Cmulti
((c, 0, 0), E.a)
1622 | None
-> Csingle
E.a
1625 then state
.text <- Printf.sprintf
"birds eye mode on (zoom %3.1f%%)"
1627 else state
.text <- E.s;
1628 reshape state
.winw state
.winh
;
1631 let leavebirdseye (c, leftx
, pageno, _, anchor
) goback
=
1633 conf
.zoom <- c.zoom;
1634 conf
.presentation
<- c.presentation
;
1635 conf
.interpagespace
<- c.interpagespace
;
1636 conf
.hlinks
<- c.hlinks
;
1637 conf
.fitmodel
<- c.fitmodel
;
1638 conf
.beyecolumns
<- (
1639 match conf
.columns
with
1640 | Cmulti
((c, _, _), _) -> Some
c
1642 | Csplit
_ -> error
"leaving bird's eye split mode"
1645 match c.columns
with
1646 | Cmulti
(c, _) -> Cmulti
(c, E.a)
1647 | Csingle
_ -> Csingle
E.a
1648 | Csplit
(c, _) -> Csplit
(c, E.a)
1651 then state
.text <- Printf.sprintf
"birds eye mode off (zoom %3.1f%%)"
1653 reshape state
.winw state
.winh
;
1654 state
.anchor
<- if goback
then anchor
else (pageno, 0.0, 1.0);
1658 let togglebirdseye () =
1659 match state
.mode
with
1660 | Birdseye vals
-> leavebirdseye vals
true
1661 | View
-> enterbirdseye ()
1662 | Textentry
_ | LinkNav
_ -> ()
1665 let upbirdseye incr
(conf
, leftx
, pageno, hooverpageno
, anchor
) =
1666 let pageno = max
0 (pageno - incr
) in
1667 let rec loop = function
1668 | [] -> gotopage1 pageno 0
1669 | l :: _ when l.pageno = pageno ->
1670 if l.pagedispy >= 0 && l.pagey = 0
1671 then postRedisplay
"upbirdseye"
1672 else gotopage1 pageno 0
1673 | _ :: rest
-> loop rest
1677 state
.mode
<- Birdseye
(conf
, leftx
, pageno, hooverpageno
, anchor
)
1680 let downbirdseye incr
(conf
, leftx
, pageno, hooverpageno
, anchor
) =
1681 let pageno = min
(state
.pagecount
- 1) (pageno + incr
) in
1682 state
.mode
<- Birdseye
(conf
, leftx
, pageno, hooverpageno
, anchor
);
1683 let rec loop = function
1685 let y, h = getpageyh
pageno in
1686 let dy = (y - state
.y) - (state
.winh
- h - conf
.interpagespace
) in
1687 gotoxy state
.x (clamp dy)
1688 | l :: _ when l.pageno = pageno ->
1689 if l.pagevh != l.pageh
1690 then gotoxy state
.x (clamp (l.pageh
- l.pagevh + conf
.interpagespace
))
1691 else postRedisplay
"downbirdseye"
1692 | _ :: rest
-> loop rest
1698 let optentry mode
_ key =
1699 let btos b = if b then "on" else "off" in
1700 match [@warning
"-4"] key with
1704 let n, a, b = multicolumns_of_string
s in
1705 setcolumns mode
n a b;
1707 state
.text <- Printf.sprintf
"bad columns `%s': %s" s @@ exntos exn
1709 TEswitch
("columns: ", E.s, None
, textentry, ondone, true)
1714 let zoom = float (int_of_string
s) /. 100.0 in
1717 state
.text <- Printf.sprintf
"bad integer `%s': %s" s @@ exntos exn
1719 TEswitch
("zoom: ", E.s, None
, intentry, ondone, true)
1722 conf
.icase
<- not conf
.icase
;
1723 TEdone
("case insensitive search " ^
(btos conf
.icase
))
1726 conf
.verbose
<- not conf
.verbose
;
1727 TEdone
("verbose " ^
(btos conf
.verbose
))
1730 conf
.debug
<- not conf
.debug
;
1731 TEdone
("debug " ^
(btos conf
.debug
))
1734 conf
.underinfo
<- not conf
.underinfo
;
1735 TEdone
("underinfo " ^
btos conf
.underinfo
)
1738 settrim (not conf
.trimmargins
) conf
.trimfuzz
;
1739 TEdone
("trim margins " ^
btos conf
.trimmargins
)
1742 conf
.invert
<- not conf
.invert
;
1743 TEdone
("invert colors " ^
btos conf
.invert
)
1747 cbput state
.hists
.sel
s;
1750 TEswitch
("selection command: ", E.s, Some
(onhist state
.hists
.sel
),
1751 textentry, ondone, true)
1755 then conf
.pax
<- Some
0.0
1756 else conf
.pax
<- None
;
1757 TEdone
("PAX " ^
btos (conf
.pax
!= None
))
1760 state
.text <- Printf.sprintf
"bad option %d `%c'" (Char.code
c) c;
1763 | _ -> TEcont state
.text
1766 let adderrmsg src msg
=
1767 Buffer.add_string state
.errmsgs msg
;
1768 state
.newerrmsgs
<- true;
1772 let adderrfmt src fmt
= Format.ksprintf
(fun s -> adderrmsg src
s) fmt
;;
1774 class outlinelistview ~zebra ~source
=
1775 let settext autonarrow
s =
1778 let ss = source#statestr
in
1779 state
.text <- if emptystr
ss
1781 else "{" ^
ss ^
"} [" ^
s ^
"]"
1782 else state
.text <- s
1788 ~source
:(source
:> lvsource
)
1790 ~modehash
:(findkeyhash conf
"outline")
1793 val m_autonarrow
= false
1795 method! key key mask
=
1797 if emptystr state
.text
1799 else fstate
.maxrows - 2
1801 let calcfirst first active
=
1804 let rows = active
- first
in
1805 if rows > maxrows then active
- maxrows else first
1809 let active = m_active
+ incr
in
1810 let active = bound
active 0 (source#getitemcount
- 1) in
1811 let first = calcfirst m_first
active in
1812 postRedisplay
"outline navigate";
1813 coe
{< m_active
= active; m_first
= first >}
1815 let navscroll first =
1817 let dist = m_active
- first in
1823 else first + maxrows
1826 postRedisplay
"outline navscroll";
1827 coe
{< m_first
= first; m_active
= active >}
1829 let ctrl = Wsi.withctrl mask
in
1831 match Wsi.kc2kt
key with
1832 | Ascii '
a'
when ctrl ->
1840 let pattern = source#renarrow
in
1841 if nonemptystr m_qsearch
1842 then (source#narrow m_qsearch
; m_qsearch
)
1846 settext (not m_autonarrow
) text;
1847 postRedisplay
"toggle auto narrowing";
1848 coe
{< m_first
= 0; m_active
= 0; m_autonarrow
= not m_autonarrow
>}
1850 | Ascii '
/'
when emptystr m_qsearch
&& not m_autonarrow
->
1852 postRedisplay
"toggle auto narrowing";
1853 coe
{< m_first
= 0; m_active
= 0; m_autonarrow
= true >}
1855 | Ascii '
n'
when ctrl ->
1856 source#narrow m_qsearch
;
1858 then source#add_narrow_pattern m_qsearch
;
1859 postRedisplay
"outline ctrl-n";
1860 coe
{< m_first
= 0; m_active
= 0 >}
1862 | Ascii 'S'
when ctrl ->
1863 let active = source#calcactive
(getanchor
()) in
1864 let first = firstof m_first
active in
1865 postRedisplay
"outline ctrl-s";
1866 coe
{< m_first
= first; m_active
= active >}
1868 | Ascii 'u'
when ctrl ->
1869 postRedisplay
"outline ctrl-u";
1870 if m_autonarrow
&& nonemptystr m_qsearch
1872 ignore
(source#renarrow
);
1873 settext m_autonarrow
E.s;
1874 coe
{< m_first
= 0; m_active
= 0; m_qsearch
= E.s >}
1877 source#del_narrow_pattern
;
1878 let pattern = source#renarrow
in
1880 if emptystr
pattern then E.s else "Narrowed to " ^
pattern
1882 settext m_autonarrow
text;
1883 coe
{< m_first
= 0; m_active
= 0; m_qsearch
= E.s >}
1886 | Ascii '
l'
when ctrl ->
1887 let first = max
0 (m_active
- (fstate
.maxrows / 2)) in
1888 postRedisplay
"outline ctrl-l";
1889 coe
{< m_first
= first >}
1891 | Ascii '
\t'
when m_autonarrow
->
1892 if nonemptystr m_qsearch
1894 postRedisplay
"outline list view tab";
1895 source#add_narrow_pattern m_qsearch
;
1897 coe
{< m_qsearch
= E.s >}
1901 | Escape
when m_autonarrow
->
1902 if nonemptystr m_qsearch
1903 then source#add_narrow_pattern m_qsearch
;
1906 | Enter
when m_autonarrow
->
1907 if nonemptystr m_qsearch
1908 then source#add_narrow_pattern m_qsearch
;
1911 | (Ascii
_ | Code
_) when m_autonarrow
->
1912 let pattern = m_qsearch ^ toutf8
key in
1913 postRedisplay
"outlinelistview autonarrow add";
1914 source#narrow
pattern;
1915 settext true pattern;
1916 coe
{< m_first
= 0; m_active
= 0; m_qsearch
= pattern >}
1918 | Backspace
when m_autonarrow
->
1919 if emptystr m_qsearch
1922 let pattern = withoutlastutf8 m_qsearch
in
1923 postRedisplay
"outlinelistview autonarrow backspace";
1924 ignore
(source#renarrow
);
1925 source#narrow
pattern;
1926 settext true pattern;
1927 coe
{< m_first
= 0; m_active
= 0; m_qsearch
= pattern >}
1929 | Up
when ctrl -> navscroll (max
0 (m_first
- 1))
1932 navscroll (min
(source#getitemcount
- 1) (m_first
+ 1))
1934 | Up
-> navigate ~
-1
1935 | Down
-> navigate 1
1936 | Prior
-> navigate ~
-(fstate
.maxrows)
1937 | Next
-> navigate fstate
.maxrows
1943 postRedisplay
"outline ctrl right";
1944 {< m_pan
= m_pan
+ 1 >}
1947 if Wsi.withshift mask
1948 then self#nextcurlevel
1
1949 else self#updownlevel
1
1958 postRedisplay
"outline ctrl left";
1959 {< m_pan
= m_pan
- 1 >}
1962 if Wsi.withshift mask
1963 then self#nextcurlevel ~
-1
1964 else self#updownlevel ~
-1
1970 postRedisplay
"outline home";
1971 coe
{< m_first
= 0; m_active
= 0 >}
1974 let active = source#getitemcount
- 1 in
1975 let first = max
0 (active - fstate
.maxrows) in
1976 postRedisplay
"outline end";
1977 coe
{< m_active
= active; m_first
= first >}
1979 | Delete
|Escape
|Insert
|Enter
|Ascii
_|Code
_|Ctrl
_|Backspace
|Fn
_ ->
1983 let genhistoutlines () =
1985 |> List.sort
(fun (_, c1
, _, _, _, _) (_, c2
, _, _, _, _) ->
1986 compare c2
.lastvisit c1
.lastvisit
)
1987 |> List.map
(fun ((path
, c, _, _, _, origin
) as hist
) ->
1988 let path = if nonemptystr origin
then origin
else path in
1989 let base = mbtoutf8
@@ Filename.basename
path in
1990 (base ^
"\000" ^
c.title
, 1, Ohistory hist
)
1994 let gotohist (path, c, bookmarks
, x, anchor
, origin
) =
1995 Config.save
leavebirdseye;
1996 state
.anchor
<- anchor
;
1997 state
.bookmarks
<- bookmarks
;
1998 state
.origin
<- origin
;
2001 Ffi.setdcf conf
.dcf
;
2002 let x0, y0, x1, y1 = conf
.trimfuzz
in
2003 wcmd "trimset %d %d %d %d %d" (btod conf
.trimmargins
) x0 y0 x1 y1;
2004 Wsi.reshape c.cwinw
c.cwinh
;
2005 opendoc path origin
;
2009 let setcheckers enabled
=
2010 match !checkerstexid with
2011 | None
-> if enabled
then checkerstexid := Some
(makecheckers
())
2015 GlTex.delete_texture id
;
2016 checkerstexid := None
;
2020 let describe_layout layout =
2024 | l :: [] -> Printf.sprintf
"Page %d" (l.pageno+1)
2027 if a.pageno = b.pageno then Printf.sprintf
"%d" (a.pageno+1)
2028 else Printf.sprintf
"%d%s%d" (a.pageno+1)
2029 (if a.pageno+1 = b.pageno then ", " else Utf8syms.ellipsis
)
2032 let rec fold s la lb
= function
2033 | [] -> Printf.sprintf
"%s %s" s (rangestr la lb
)
2034 | l :: rest
when l.pageno = succ lb
.pageno -> fold s la
l rest
2035 | l :: rest
-> fold (s ^
" " ^
rangestr la lb ^
",") l l rest
2037 fold "Pages" l l rest
2040 let maxy = maxy () in
2043 else 100. *. (float state
.y /. float maxy)
2045 Printf.sprintf
"%s of %d [%.2f%%]" d state
.pagecount
percent
2048 let setpresentationmode v
=
2049 let n = page_of_y state
.y in
2050 state
.anchor
<- (n, 0.0, 1.0);
2051 conf
.presentation
<- v
;
2052 if conf
.fitmodel
= FitPage
2053 then reqlayout conf
.angle conf
.fitmodel
;
2058 let btos b = if b then Utf8syms.radical
else E.s in
2059 let showextended = ref false in
2060 let showcolors = ref false in
2061 let leave mode
_ = state
.mode
<- mode
in
2064 val mutable m_l
= []
2065 val mutable m_a
= E.a
2066 val mutable m_prev_uioh
= nouioh
2067 val mutable m_prev_mode
= View
2069 inherit lvsourcebase
2071 method reset prev_mode prev_uioh
=
2072 m_a
<- Array.of_list
(List.rev m_l
);
2074 m_prev_mode
<- prev_mode
;
2075 m_prev_uioh
<- prev_uioh
;
2077 method int name get
set =
2083 try set (int_of_string
s)
2085 state
.text <- Printf.sprintf
"bad integer `%s': %s"
2089 let te = name ^
": ", E.s, None
, intentry, ondone, true in
2090 state
.mode
<- Textentry
(te, leave m_prev_mode
);
2094 method int_with_suffix name get
set =
2096 (name
, `intws get
, 1,
2100 try set (int_of_string_with_suffix
s)
2102 state
.text <- Printf.sprintf
"bad integer `%s': %s"
2107 name ^
": ", E.s, None
, intentry_with_suffix, ondone, true
2109 state
.mode
<- Textentry
(te, leave m_prev_mode
);
2113 method bool ?
(offset
=1) ?
(btos=btos) name get
set =
2115 (name
, `
bool (btos, get
), offset
, Action
(
2122 method color name get
set =
2124 (name
, `
color get
, 1,
2127 let invalid = (nan
, nan
, nan
) in
2130 try color_of_string
s
2132 state
.text <- Printf.sprintf
"bad color `%s': %s"
2139 let te = name ^
": ", E.s, None
, textentry, ondone, true in
2140 state
.text <- color_to_string
(get
());
2141 state
.mode
<- Textentry
(te, leave m_prev_mode
);
2145 method string name get
set =
2147 (name
, `
string get
, 1,
2150 let ondone s = set s in
2151 let te = name ^
": ", E.s, None
, textentry, ondone, true in
2152 state
.mode
<- Textentry
(te, leave m_prev_mode
);
2156 method colorspace name get
set =
2158 (name
, `
string get
, 1,
2163 inherit lvsourcebase
2166 m_active
<- CSTE.to_int conf
.colorspace
;
2169 method getitemcount
=
2170 Array.length
CSTE.names
2173 method exit ~uioh ~cancel ~
active ~
first ~pan
=
2174 ignore
(uioh
, first, pan
);
2175 if not cancel
then set active;
2177 method hasaction
_ = true
2181 let modehash = findkeyhash conf
"info" in
2182 coe
(new listview ~zebra
:false ~helpmode
:false
2183 ~
source ~trusted
:true ~
modehash)
2186 method paxmark name get
set =
2188 (name
, `
string get
, 1,
2193 inherit lvsourcebase
2196 m_active
<- MTE.to_int conf
.paxmark
;
2199 method getitemcount
= Array.length
MTE.names
2200 method getitem
n = (MTE.names
.(n), 0)
2201 method exit ~uioh ~cancel ~
active ~
first ~pan
=
2202 ignore
(uioh
, first, pan
);
2203 if not cancel
then set active;
2205 method hasaction
_ = true
2209 let modehash = findkeyhash conf
"info" in
2210 coe
(new listview ~zebra
:false ~helpmode
:false
2211 ~
source ~trusted
:true ~
modehash)
2214 method fitmodel name get
set =
2216 (name
, `
string get
, 1,
2221 inherit lvsourcebase
2224 m_active
<- FMTE.to_int conf
.fitmodel
;
2227 method getitemcount
= Array.length
FMTE.names
2228 method getitem
n = (FMTE.names
.(n), 0)
2229 method exit ~uioh ~cancel ~
active ~
first ~pan
=
2230 ignore
(uioh
, first, pan
);
2231 if not cancel
then set active;
2233 method hasaction
_ = true
2237 let modehash = findkeyhash conf
"info" in
2238 coe
(new listview ~zebra
:false ~helpmode
:false
2239 ~
source ~trusted
:true ~
modehash)
2242 method caption
s offset
=
2243 m_l
<- (s, `empty
, offset
, Noaction
) :: m_l
2245 method caption2
s f offset
=
2246 m_l
<- (s, `
string f, offset
, Noaction
) :: m_l
2248 method getitemcount
= Array.length m_a
2251 let tostr = function
2252 | `
int f -> string_of_int
(f ())
2253 | `intws
f -> string_with_suffix_of_int
(f ())
2255 | `
color f -> color_to_string
(f ())
2256 | `
bool (btos, f) -> btos (f ())
2259 let name, t
, offset
, _ = m_a
.(n) in
2260 ((let s = tostr t
in
2262 then Printf.sprintf
"%s\t%s" name s
2266 method exit ~uioh ~cancel ~
active ~
first ~pan
=
2271 match m_a
.(active) with
2272 | _, _, _, Action
f -> f uioh
2273 | _, _, _, Noaction
-> uioh
2284 method hasaction
n =
2286 | _, _, _, Action
_ -> true
2287 | _, _, _, Noaction
-> false
2289 initializer m_active
<- 1
2292 let rec fillsrc prevmode prevuioh
=
2293 let sep () = src#caption
E.s 0 in
2294 let colorp name get
set =
2296 (fun () -> color_to_string
(get
()))
2298 try set @@ color_of_string
v
2301 Printf.sprintf
"bad color `%s': %s" v @@ exntos exn
2304 let rgba name get
set =
2306 (fun () -> get
() |> rgba_to_string
)
2308 try set @@ rgba_of_string
v
2311 Printf.sprintf
"bad color `%s': %s" v @@ exntos exn
2314 let oldmode = state
.mode
in
2315 let birdseye = isbirdseye state
.mode
in
2317 src#caption
(if birdseye then "Setup (Bird's eye)" else "Setup") 0;
2319 src#
bool "presentation mode"
2320 (fun () -> conf
.presentation
)
2321 (fun v -> setpresentationmode v);
2323 src#
bool "ignore case in searches"
2324 (fun () -> conf
.icase
)
2325 (fun v -> conf
.icase
<- v);
2328 (fun () -> conf
.preload)
2329 (fun v -> conf
.preload <- v);
2331 src#
bool "highlight links"
2332 (fun () -> conf
.hlinks
)
2333 (fun v -> conf
.hlinks
<- v);
2335 src#
bool "under info"
2336 (fun () -> conf
.underinfo
)
2337 (fun v -> conf
.underinfo
<- v);
2339 src#fitmodel
"fit model"
2340 (fun () -> FMTE.to_string conf
.fitmodel
)
2341 (fun v -> reqlayout conf
.angle
(FMTE.of_int
v));
2343 src#
bool "trim margins"
2344 (fun () -> conf
.trimmargins
)
2345 (fun v -> settrim v conf
.trimfuzz
; fillsrc prevmode prevuioh
);
2348 src#
int "inter-page space"
2349 (fun () -> conf
.interpagespace
)
2351 conf
.interpagespace
<- n;
2352 docolumns conf
.columns
;
2354 match state
.layout with
2356 | l :: _ -> l.pageno, l.pagey
2358 state
.maxy <- calcheight
();
2359 let y = getpagey
pageno in
2360 gotoxy state
.x (y + py)
2364 (fun () -> conf
.pagebias
)
2365 (fun v -> conf
.pagebias
<- v);
2367 src#
int "scroll step"
2368 (fun () -> conf
.scrollstep
)
2369 (fun n -> conf
.scrollstep
<- n);
2371 src#
int "horizontal scroll step"
2372 (fun () -> conf
.hscrollstep
)
2373 (fun v -> conf
.hscrollstep
<- v);
2375 src#
int "auto scroll step"
2377 match state
.autoscroll
with
2379 | _ -> conf
.autoscrollstep
)
2381 let n = boundastep state
.winh
n in
2382 if state
.autoscroll
<> None
2383 then state
.autoscroll
<- Some
n;
2384 conf
.autoscrollstep
<- n);
2387 (fun () -> truncate
(conf
.zoom *. 100.))
2388 (fun v -> pivotzoom ((float v) /. 100.));
2391 (fun () -> conf
.angle
)
2392 (fun v -> reqlayout v conf
.fitmodel
);
2394 src#
int "scroll bar width"
2395 (fun () -> conf
.scrollbw
)
2398 reshape state
.winw state
.winh
;
2401 src#
int "scroll handle height"
2402 (fun () -> conf
.scrollh
)
2403 (fun v -> conf
.scrollh
<- v;);
2405 src#
int "thumbnail width"
2406 (fun () -> conf
.thumbw
)
2408 conf
.thumbw
<- min
4096 v;
2411 leavebirdseye beye
false;
2418 let mode = state
.mode in
2419 src#
string "columns"
2421 match conf
.columns
with
2423 | Cmulti
(multi
, _) -> multicolumns_to_string multi
2424 | Csplit
(count
, _) -> "-" ^ string_of_int count
2427 let n, a, b = multicolumns_of_string
v in
2428 setcolumns mode n a b);
2431 src#caption
"Pixmap cache" 0;
2432 src#int_with_suffix
"size (advisory)"
2433 (fun () -> conf
.memlimit
)
2434 (fun v -> conf
.memlimit
<- v);
2438 Printf.sprintf
"%s bytes, %d tiles"
2439 (string_with_suffix_of_int state
.memused
)
2440 (Hashtbl.length state
.tilemap
)) 1;
2443 src#caption
"Layout" 0;
2444 src#caption2
"Dimension"
2445 (fun () -> Printf.sprintf
"%dx%d (virtual %dx%d)"
2446 state
.winw state
.winh
2450 then src#caption2
"Position" (fun () ->
2451 Printf.sprintf
"%dx%d" state
.x state
.y
2453 else src#caption2
"Position" (fun () -> describe_layout state
.layout) 1;
2456 src#
bool ~offset
:0 ~
btos:(fun v -> if v then "(on)" else "(off)")
2457 "Save these parameters as global defaults at exit"
2458 (fun () -> !Config.bedefault
)
2459 (fun v -> Config.bedefault
:= v);
2462 let btos b = Utf8syms.(if b then lguillemet
else rguillemet
) in
2463 src#
bool ~offset
:0 ~
btos "Extended parameters"
2464 (fun () -> !showextended)
2465 (fun v -> showextended := v; fillsrc prevmode prevuioh
);
2469 (fun () -> conf
.checkers
)
2470 (fun v -> conf
.checkers
<- v; setcheckers v);
2471 src#
bool "update cursor"
2472 (fun () -> conf
.updatecurs
)
2473 (fun v -> conf
.updatecurs
<- v);
2474 src#
bool "scroll-bar on the left"
2475 (fun () -> conf
.leftscroll
)
2476 (fun v -> conf
.leftscroll
<- v);
2478 (fun () -> conf
.verbose
)
2479 (fun v -> conf
.verbose
<- v);
2480 src#
bool "invert colors"
2481 (fun () -> conf
.invert
)
2482 (fun v -> conf
.invert
<- v);
2484 (fun () -> conf
.maxhfit
)
2485 (fun v -> conf
.maxhfit
<- v);
2487 (fun () -> conf
.pax
!= None
)
2490 then conf
.pax
<- Some
(now
())
2491 else conf
.pax
<- None
);
2492 src#
string "uri launcher"
2493 (fun () -> conf
.urilauncher
)
2494 (fun v -> conf
.urilauncher
<- v);
2495 src#
string "path launcher"
2496 (fun () -> conf
.pathlauncher
)
2497 (fun v -> conf
.pathlauncher
<- v);
2498 src#
string "tile size"
2499 (fun () -> Printf.sprintf
"%dx%d" conf
.tilew conf
.tileh
)
2502 let w, h = Scanf.sscanf
v "%dx%d" (fun w h -> w, h) in
2503 conf
.tilew
<- max
64 w;
2504 conf
.tileh
<- max
64 h;
2507 state
.text <- Printf.sprintf
"bad tile size `%s': %s"
2510 src#
int "texture count"
2511 (fun () -> conf
.texcount
)
2513 if Ffi.realloctexts
v
2514 then conf
.texcount
<- v
2515 else impmsg "failed to set texture count please retry later"
2517 src#
int "slice height"
2518 (fun () -> conf
.sliceheight
)
2520 conf
.sliceheight
<- v;
2521 wcmd "sliceh %d" conf
.sliceheight
;
2523 src#
int "anti-aliasing level"
2524 (fun () -> conf
.aalevel
)
2526 conf
.aalevel
<- bound
v 0 8;
2527 state
.anchor
<- getanchor
();
2528 opendoc state
.path state
.password;
2530 src#
string "page scroll scaling factor"
2531 (fun () -> string_of_float conf
.pgscale)
2533 try conf
.pgscale <- float_of_string
v
2536 Printf.sprintf
"bad page scroll scaling factor `%s': %s" v
2539 src#
int "ui font size"
2540 (fun () -> fstate
.fontsize
)
2541 (fun v -> setfontsize (bound
v 5 100));
2542 src#
int "hint font size"
2543 (fun () -> conf
.hfsize
)
2544 (fun v -> conf
.hfsize
<- bound
v 5 100);
2545 src#
string "trim fuzz"
2546 (fun () -> irect_to_string conf
.trimfuzz
)
2549 conf
.trimfuzz
<- irect_of_string
v;
2551 then settrim true conf
.trimfuzz
;
2553 state
.text <- Printf.sprintf
"bad irect `%s': %s" v
2556 src#
string "selection command"
2557 (fun () -> conf
.selcmd
)
2558 (fun v -> conf
.selcmd
<- v);
2559 src#
string "synctex command"
2560 (fun () -> conf
.stcmd
)
2561 (fun v -> conf
.stcmd
<- v);
2562 src#
string "pax command"
2563 (fun () -> conf
.paxcmd
)
2564 (fun v -> conf
.paxcmd
<- v);
2565 src#
string "ask password command"
2566 (fun () -> conf
.passcmd)
2567 (fun v -> conf
.passcmd <- v);
2568 src#
string "save path command"
2569 (fun () -> conf
.savecmd
)
2570 (fun v -> conf
.savecmd
<- v);
2571 src#colorspace
"color space"
2572 (fun () -> CSTE.to_string conf
.colorspace
)
2574 conf
.colorspace
<- CSTE.of_int
v;
2578 src#paxmark
"pax mark method"
2579 (fun () -> MTE.to_string conf
.paxmark
)
2580 (fun v -> conf
.paxmark
<- MTE.of_int
v);
2584 (fun () -> conf
.usepbo
)
2585 (fun v -> conf
.usepbo
<- v);
2586 src#
bool "mouse wheel scrolls pages"
2587 (fun () -> conf
.wheelbypage
)
2588 (fun v -> conf
.wheelbypage
<- v);
2589 src#
bool "open remote links in a new instance"
2590 (fun () -> conf
.riani
)
2591 (fun v -> conf
.riani
<- v);
2592 src#
bool "edit annotations inline"
2593 (fun () -> conf
.annotinline
)
2594 (fun v -> conf
.annotinline
<- v);
2595 src#
bool "coarse positioning in presentation mode"
2596 (fun () -> conf
.coarseprespos
)
2597 (fun v -> conf
.coarseprespos
<- v);
2598 src#
bool "use document CSS"
2599 (fun () -> conf
.usedoccss
)
2601 conf
.usedoccss
<- v;
2602 state
.anchor
<- getanchor
();
2603 opendoc state
.path state
.password;
2605 src#
bool ~
btos "colors"
2606 (fun () -> !showcolors)
2607 (fun v -> showcolors := v; fillsrc prevmode prevuioh
);
2610 colorp " background"
2611 (fun () -> conf
.bgcolor
)
2612 (fun v -> conf
.bgcolor
<- v);
2615 (fun () -> conf
.papercolor
)
2617 conf
.papercolor
<- v;
2618 Ffi.setpapercolor conf
.papercolor
;
2622 (fun () -> conf
.sbarcolor
)
2623 (fun v -> conf
.sbarcolor
<- v);
2624 rgba " scrollbar handle"
2625 (fun () -> conf
.sbarhndlcolor
)
2626 (fun v -> conf
.sbarhndlcolor
<- v);
2627 rgba " texture color"
2628 (fun () -> conf
.texturecolor
)
2630 GlTex.env
(`
color v);
2631 conf
.texturecolor
<- v;
2637 src#caption
"Document" 0;
2638 List.iter
(fun (_, s) -> src#caption
s 1) state
.docinfo
;
2639 src#caption2
"Pages" (fun () -> string_of_int state
.pagecount
) 1;
2640 src#caption2
"Dimensions"
2641 (fun () -> string_of_int
(List.length state
.pdims
)) 1;
2642 if nonemptystr conf
.css
2643 then src#caption2
"CSS" (fun () -> conf
.css
) 1;
2647 src#caption
"Trimmed margins" 0;
2648 src#caption2
"Dimensions"
2649 (fun () -> string_of_int
(List.length state
.pdims
)) 1;
2653 src#caption
"OpenGL" 0;
2654 src#caption
(Printf.sprintf
"Vendor\t%s" (GlMisc.get_string `vendor
)) 1;
2655 src#caption
(Printf.sprintf
"Renderer\t%s" (GlMisc.get_string `renderer
)) 1;
2658 src#caption
"Location" 0;
2659 if nonemptystr state
.origin
2660 then src#caption
("Orign\t" ^ mbtoutf8 state
.origin
) 1;
2661 src#caption
("Path\t" ^ mbtoutf8 state
.path) 1;
2662 if nonemptystr conf
.dcf
2663 then src#caption
("DCF\t" ^ mbtoutf8 conf
.dcf
) 1;
2665 src#reset prevmode prevuioh
;
2670 let prevmode = state
.mode
2671 and prevuioh
= state
.uioh in
2672 fillsrc prevmode prevuioh
;
2673 let source = (src :> lvsource
) in
2674 let modehash = findkeyhash conf
"info" in
2677 inherit listview ~zebra
:false ~helpmode
:false
2678 ~
source ~trusted
:true ~
modehash as super
2679 val mutable m_prevmemused
= 0
2680 method! infochanged
= function
2682 if m_prevmemused
!= state
.memused
2684 m_prevmemused
<- state
.memused
;
2685 postRedisplay
"memusedchanged";
2687 | Pdim
-> postRedisplay
"pdimchanged"
2688 | Docinfo
-> fillsrc prevmode prevuioh
2690 method! key key mask
=
2691 if not
(Wsi.withctrl mask
)
2693 match [@warning
"-4"] Wsi.kc2kt
key with
2694 | Keys.Left
-> coe
(self#updownlevel ~
-1)
2695 | Keys.Right
-> coe
(self#updownlevel
1)
2696 | _ -> super#
key key mask
2697 else super#
key key mask
2699 postRedisplay
"info";
2706 inherit lvsourcebase
2707 method getitemcount
= Array.length state
.help
2709 let s, l, _ = state
.help
.(n) in
2712 method exit ~
uioh ~cancel ~
active ~
first ~pan
=
2716 match state
.help
.(active) with
2717 | _, _, Action
f -> Some
(f uioh)
2718 | _, _, Noaction
-> Some
uioh
2727 method hasaction
n =
2728 match state
.help
.(n) with
2729 | _, _, Action
_ -> true
2730 | _, _, Noaction
-> false
2737 let modehash = findkeyhash conf
"help" in
2739 state
.uioh <- coe
(new listview
2740 ~zebra
:false ~helpmode
:true
2741 ~
source ~trusted
:true ~
modehash);
2742 postRedisplay
"help";
2748 inherit lvsourcebase
2749 val mutable m_items
= E.a
2751 method getitemcount
= 1 + Array.length m_items
2756 else m_items
.(n-1), 0
2758 method exit ~
uioh ~cancel ~
active ~
first ~pan
=
2763 then Buffer.clear state
.errmsgs
;
2770 method hasaction
n =
2774 state
.newerrmsgs
<- false;
2775 let l = Str.split
Utils.Re.crlf
(Buffer.contents state
.errmsgs
) in
2776 m_items
<- Array.of_list
l
2785 let source = (msgsource :> lvsource
) in
2786 let modehash = findkeyhash conf
"listview" in
2789 inherit listview ~zebra
:false ~helpmode
:false
2790 ~
source ~trusted
:false ~
modehash as super
2793 then msgsource#reset
;
2796 postRedisplay
"msgs";
2800 let editor = getenvdef
"EDITOR" E.s in
2804 let tmppath = Filename.temp_file
"llpp" "note" in
2807 let oc = open_out
tmppath in
2811 let execstr = editor ^
" " ^
tmppath in
2813 match spawn
execstr [] with
2815 impmsg "spawn(%S) failed: %s" execstr @@ exntos exn
;
2818 match Unix.waitpid
[] pid
with
2820 impmsg "waitpid(%d) failed: %s" pid
@@ exntos exn
;
2824 | Unix.WEXITED
0 -> filecontents
tmppath
2826 impmsg "editor process(%s) exited abnormally: %d" execstr n;
2828 | Unix.WSIGNALED
n ->
2829 impmsg "editor process(%s) was killed by signal %d" execstr n;
2831 | Unix.WSTOPPED
n ->
2832 impmsg "editor(%s) process was stopped by signal %d" execstr n;
2835 match Unix.unlink
tmppath with
2837 impmsg "failed to ulink %S: %s" tmppath @@ exntos exn
;
2842 let enterannotmode opaque slinkindex
=
2845 inherit lvsourcebase
2846 val mutable m_text
= E.s
2847 val mutable m_items
= E.a
2849 method getitemcount
= Array.length m_items
2852 let label, _func
= m_items
.(n) in
2855 method exit ~
uioh ~cancel ~
active ~
first ~pan
=
2856 ignore
(uioh, first, pan
);
2859 let _label, func
= m_items
.(active) in
2864 method hasaction
n = nonemptystr
@@ fst m_items
.(n)
2867 let rec split accu b i
=
2869 if p = String.length
s
2870 then (String.sub s b (p-b), fun () -> ()) :: accu
2872 if (i
> 70 && s.[p] = ' '
) || s.[p] = '
\r'
|| s.[p] = '
\n'
2874 let ss = if i
= 0 then E.s else String.sub s b i
in
2875 split ((ss, fun () -> ())::accu) (p+1) 0
2876 else split accu b (i
+1)
2879 wcmd "freepage %s" (~
> opaque);
2881 Hashtbl.fold (fun key opaque'
accu ->
2882 if opaque'
= opaque'
2883 then key :: accu else accu) state
.pagemap
[]
2885 List.iter
(Hashtbl.remove state
.pagemap
) keys;
2887 gotoxy state
.x state
.y
2890 Ffi.delannot
opaque slinkindex
;
2893 let edit inline
() =
2898 Ffi.modannot
opaque slinkindex
s;
2904 let mode = state
.mode in
2907 ("annotation: ", m_text
, None
, textentry, update, true),
2908 fun _ -> state
.mode <- mode
2913 let s = getusertext m_text
in
2918 ( "[Copy]", fun () -> selstring conf
.selcmd m_text
)
2919 :: ("[Delete]", dele)
2920 :: ("[Edit]", edit conf
.annotinline
)
2921 :: (E.s, fun () -> ())
2922 :: split [] 0 0 |> List.rev
|> Array.of_list
2929 let s = Ffi.getannotcontents
opaque slinkindex
in
2932 let source = (msgsource :> lvsource
) in
2933 let modehash = findkeyhash conf
"listview" in
2934 state
.uioh <- coe
(object
2935 inherit listview ~zebra
:false ~helpmode
:false
2936 ~
source ~trusted
:false ~
modehash
2938 postRedisplay
"enterannotmode";
2941 let gotoremote spec
=
2942 let filename, dest
= splitatchar spec '#'
in
2943 let getpath filename =
2945 if nonemptystr
filename
2947 if Filename.is_relative
filename
2949 let dir = Filename.dirname state
.path in
2951 if Filename.is_implicit
dir
2952 then Filename.concat
(Sys.getcwd
()) dir
2955 Filename.concat
dir filename
2959 if Sys.file_exists
path
2963 let path = getpath filename in
2965 then adderrfmt "gotoremote/getpath" "failed getpath for %S\n" filename
2970 let cmd = Lazy.force_val lcmd
in
2971 match spawn
cmd with
2973 | exception exn
-> dolog
"failed to execute `%s': %s" cmd @@ exntos exn
2975 let anchor = getanchor
() in
2976 let ranchor = state
.path, state
.password, anchor, state
.origin
in
2977 state
.origin
<- E.s;
2978 state
.ranchors
<- ranchor :: state
.ranchors
;
2981 if substratis spec
0 "page="
2983 match Scanf.sscanf spec
"page=%d" (fun n -> n) with
2985 state
.anchor <- (pageno, 0.0, 0.0);
2986 dospawn @@ lazy (Printf.sprintf
"%s -page %d %S"
2987 !selfexec pageno path);
2989 adderrfmt "error parsing remote destination" "page: %s" @@ exntos exn
2991 state
.nameddest
<- dest
;
2992 dospawn @@ lazy (!selfexec ^
" " ^
path ^
" -dest " ^ dest
)
2996 let gotounder = function
2997 | Ulinkuri
s when Ffi.isexternallink
s ->
2998 if substratis
s 0 "file://"
2999 then gotoremote @@ String.sub s 7 (String.length
s - 7)
3000 else Help.gotouri conf
.urilauncher
s
3002 let pageno, x, y = Ffi.uritolocation
s in
3004 gotopagexy pageno x y
3005 | Utext
_ | Unone
-> ()
3006 | Uannotation
(opaque, slinkindex
) -> enterannotmode opaque slinkindex
3009 let gotooutline (_, _, kind
) =
3012 | Oanchor
((pageno, y, _) as anchor) ->
3015 getanchory (if conf
.presentation
then (pageno, y, 1.0) else anchor)
3016 | Ouri
uri -> gotounder (Ulinkuri
uri)
3017 | Olaunch
cmd -> error
"gotounder (Ulaunch %S)" cmd
3018 | Oremote
(remote
, pageno) ->
3019 error
"gotounder (Uremote (%S,%d) )" remote
pageno
3020 | Ohistory hist
-> gotohist hist
3021 | Oremotedest
(path, dest
) ->
3022 error
"gotounder (Uremotedest (%S, %S))" path dest
3025 class outlinesoucebase fetchoutlines
= object (self
)
3026 inherit lvsourcebase
3027 val mutable m_items
= E.a
3028 val mutable m_minfo
= E.a
3029 val mutable m_orig_items
= E.a
3030 val mutable m_orig_minfo
= E.a
3031 val mutable m_narrow_patterns
= []
3032 val mutable m_gen
= -1
3034 method getitemcount
= Array.length m_items
3037 let s, n, _ = m_items
.(n) in
3040 method exit ~
(uioh:uioh) ~cancel ~
active ~
(first:int) ~pan
: uioh option =
3041 ignore
(uioh, first);
3043 if m_narrow_patterns
= []
3044 then m_orig_items
, m_orig_minfo
3045 else m_items
, m_minfo
3052 gotooutline m_items
.(active);
3060 method hasaction
(_:int) = true
3063 if Array.length m_items
!= Array.length m_orig_items
3066 match m_narrow_patterns
with
3068 | many
-> String.concat
Utf8syms.ellipsis
(List.rev many
)
3070 "Narrowed to " ^
s ^
" (ctrl-u to restore)"
3074 match m_narrow_patterns
with
3077 | head
:: _ -> Utf8syms.ellipsis ^ head
3079 method narrow
pattern =
3080 match Str.regexp_case_fold
pattern with
3083 let rec loop accu minfo
n =
3086 m_items
<- Array.of_list
accu;
3087 m_minfo
<- Array.of_list minfo
;
3090 let (s, _, _) as o = m_items
.(n) in
3092 match Str.search_forward re
s 0 with
3093 | exception Not_found
-> accu, minfo
3094 | first -> o :: accu, (first, Str.match_end
()) :: minfo
3096 loop accu minfo
(n-1)
3098 loop [] [] (Array.length m_items
- 1)
3100 method! getminfo
= m_minfo
3103 m_orig_items
<- fetchoutlines
();
3104 m_minfo
<- m_orig_minfo
;
3105 m_items
<- m_orig_items
3107 method add_narrow_pattern
pattern =
3108 m_narrow_patterns
<- pattern :: m_narrow_patterns
3110 method del_narrow_pattern
=
3111 match m_narrow_patterns
with
3112 | _ :: rest
-> m_narrow_patterns
<- rest
3117 match m_narrow_patterns
with
3118 | pattern :: [] -> self#narrow
pattern; pattern
3120 List.fold_left
(fun accu pattern ->
3121 self#narrow
pattern;
3122 pattern ^
Utf8syms.ellipsis ^
accu) E.s list
3124 method calcactive
(_:anchor) = 0
3126 method reset
anchor items =
3127 if state
.gen
!= m_gen
3129 m_orig_items
<- items;
3131 m_narrow_patterns
<- [];
3133 m_orig_minfo
<- E.a;
3137 if items != m_orig_items
3139 m_orig_items
<- items;
3140 if m_narrow_patterns
== []
3141 then m_items
<- items;
3144 let active = self#calcactive
anchor in
3146 m_first
<- firstof m_first
active
3150 let outlinesource fetchoutlines
=
3152 inherit outlinesoucebase fetchoutlines
3153 method! calcactive
anchor =
3154 let rely = getanchory anchor in
3155 let rec loop n best bestd
=
3156 if n = Array.length m_items
3159 let _, _, kind
= m_items
.(n) in
3162 let orely = getanchory anchor in
3163 let d = abs
(orely - rely) in
3166 else loop (n+1) best bestd
3167 | Onone
| Oremote
_ | Olaunch
_
3168 | Oremotedest
_ | Ouri
_ | Ohistory
_ ->
3169 loop (n+1) best bestd
3175 let enteroutlinemode, enterbookmarkmode
, enterhistmode
=
3176 let fetchoutlines sourcetype
() =
3177 match sourcetype
with
3178 | `bookmarks
-> Array.of_list state
.bookmarks
3179 | `outlines
-> state
.outlines
3180 | `history
-> genhistoutlines () |> Array.of_list
3182 let so = outlinesource (fetchoutlines `outlines
) in
3183 let sb = outlinesource (fetchoutlines `bookmarks
) in
3184 let sh = outlinesource (fetchoutlines `history
) in
3185 let mkselector sourcetype
source =
3187 let outlines = fetchoutlines sourcetype
() in
3188 if Array.length
outlines = 0
3189 then showtext ' ' errmsg
3192 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
3193 let anchor = getanchor
() in
3194 source#reset
anchor outlines;
3195 state
.text <- source#greetmsg
;
3197 coe
(new outlinelistview ~zebra
:(sourcetype
=`history
) ~
source);
3198 postRedisplay
"enter selector";
3202 let mkenter sourcetype errmsg
s = fun () -> mkselector sourcetype
s errmsg
in
3203 ( mkenter `
outlines "document has no outline" so
3204 , mkenter `bookmarks
"document has no bookmarks (yet)" sb
3205 , mkenter `history
"history is empty" sh )
3209 let addbookmark title
a =
3210 let b = List.filter
(fun (title'
, _, _) -> title
<> title'
) state
.bookmarks
in
3211 state
.bookmarks
<- (title
, 0, Oanchor
a) :: b;;
3213 let quickbookmark ?title
() =
3214 match state
.layout with
3221 let tm = localtime
(now
()) in
3223 "Quick (page %d) (bookmarked on %02d/%02d/%d at %02d:%02d)"
3225 tm.tm_mday
(tm.tm_mon
+1) (tm.tm_year
+1900) tm.tm_hour
tm.tm_min
3227 | Some
title -> title
3229 addbookmark title (getanchor1
l)
3232 let setautoscrollspeed step goingdown
=
3233 let incr = max
1 ((abs step
) / 2) in
3234 let incr = if goingdown
then incr else -incr in
3235 let astep = boundastep state
.winh
(step
+ incr) in
3236 state
.autoscroll
<- Some
astep;
3240 match conf
.columns
with
3242 | Csingle
_ | Cmulti
_ -> state
.x != 0 || conf
.zoom > 1.0
3245 let panbound x = bound
x (-state
.w) state
.winw
;;
3247 let existsinrow pageno (columns
, coverA
, coverB
) p =
3248 let last = ((pageno - coverA
) mod columns
) + columns
in
3249 let rec any = function
3252 if l.pageno = coverA
- 1 || l.pageno = state
.pagecount
- coverB
3256 then (if l.pageno = last then false else any rest
)
3264 match state
.layout with
3266 let pageno = page_of_y state
.y in
3267 gotoxy state
.x (getpagey
(pageno+1))
3269 match conf
.columns
with
3271 if conf
.presentation
&& rest
== [] && l.pageh
> l.pagey + l.pagevh
3273 let y = clamp (pgscale state
.winh
) in
3276 let pageno = min
(l.pageno+1) (state
.pagecount
-1) in
3277 gotoxy state
.x (getpagey
pageno)
3278 | Cmulti
((c, _, _) as cl
, _) ->
3279 if conf
.presentation
3280 && (existsinrow l.pageno cl
3281 (fun l -> l.pageh
> l.pagey + l.pagevh))
3283 let y = clamp (pgscale state
.winh
) in
3286 let pageno = min
(l.pageno+c) (state
.pagecount
-1) in
3287 gotoxy state
.x (getpagey
pageno)
3289 if l.pageno < state
.pagecount
- 1 || l.pagecol
< n - 1
3291 let pagey, pageh
= getpageyh
l.pageno in
3292 let pagey = pagey + pageh
* l.pagecol
in
3293 let ips = if l.pagecol
= 0 then 0 else conf
.interpagespace
in
3294 gotoxy state
.x (pagey + pageh
+ ips)
3298 match state
.layout with
3300 let pageno = page_of_y state
.y in
3301 gotoxy state
.x (getpagey
(pageno-1))
3303 match conf
.columns
with
3305 if conf
.presentation
&& l.pagey != 0
3306 then gotoxy state
.x (clamp (pgscale ~
-(state
.winh
)))
3308 let pageno = max
0 (l.pageno-1) in
3309 gotoxy state
.x (getpagey
pageno)
3310 | Cmulti
((c, _, coverB
) as cl
, _) ->
3311 if conf
.presentation
&&
3312 (existsinrow l.pageno cl
(fun l -> l.pagey != 0))
3313 then gotoxy state
.x (clamp (pgscale ~
-(state
.winh
)))
3316 if l.pageno = state
.pagecount
- coverB
3320 let pageno = max
0 (l.pageno-decr) in
3321 gotoxy state
.x (getpagey
pageno)
3329 let pageno = max
0 (l.pageno-1) in
3330 let pagey, pageh
= getpageyh
pageno in
3333 let pagey, pageh
= getpageyh
l.pageno in
3334 pagey + pageh
* (l.pagecol
-1) - conf
.interpagespace
3340 if emptystr conf
.savecmd
3341 then adderrmsg "savepath-command is empty"
3342 "don't know where to save modified document"
3344 let savecmd = Str.global_replace
Utils.Re.percent state
.path conf
.savecmd in
3348 adderrfmt savecmd "failed to produce path to the saved copy: %s" exn
)
3353 let tmp = path ^
".tmp" in
3355 Unix.rename
tmp path;
3358 let viewkeyboard key mask
=
3360 let mode = state
.mode in
3361 state
.mode <- Textentry
(te, fun _ -> state
.mode <- mode);
3364 postRedisplay
"view:enttext"
3366 match state
.nav
.past
with
3369 state
.nav
<- { past
= prest
3370 ; future
= getanchor
() :: state
.nav
.future
; };
3371 gotoxy state
.x (getanchory prev
)
3373 let ctrl = Wsi.withctrl mask
in
3375 match Wsi.kc2kt
key with
3376 | Ascii 'S'
-> state
.slideshow
<- state
.slideshow
lxor 1
3378 | Ascii 'Q'
-> exit
0
3382 match List.rev state
.rects
with
3384 | (pageno, _, (_, y0, _, y1, _, y2
, _, y3
)) :: _ ->
3385 f pageno (y0, y1, y2
, y3
)
3386 and yminmax
(y0, y1, y2
, y3
) =
3387 let ym = min
y0 y1 |> min y2
|> min y3
|> truncate
in
3388 let yM = max
y0 y1 |> max y2
|> max y3
|> truncate
in
3391 let ondone msg
= state
.text <- msg
3393 match [@warning
"-4"] k
with
3396 let ym, yM = yminmax ys
in
3397 let hh = (yM - ym)/2 in
3398 gotopage1 pageno (ym + hh - state
.winh
/2)
3404 let ym, _ = yminmax ys
in
3411 let _, yM = yminmax ys
in
3412 gotopage1 pageno (yM - state
.winh
)
3418 enttext (": ", E.s, None
, zmod state
.mode, ondone, true)
3421 if Ffi.hasunsavedchanges
()
3425 if conf
.angle
mod 360 = 0 && not
(isbirdseye state
.mode)
3428 match state
.lnava
with
3429 | None
-> LinkNav
(Ltgendir
0)
3430 | Some
pn -> LinkNav
(Ltexact
pn)
3432 gotoxy state
.x state
.y;
3434 else impmsg "keyboard link navigation does not work under rotation"
3436 | Escape
| Ascii 'q'
->
3437 begin match state
.mstate
with
3440 postRedisplay
"kill rect";
3443 | Mscrolly
| Mscrollx
3446 begin match state
.mode with
3449 | Ltexact pl
-> state
.lnava
<- Some pl
3450 | Ltgendir
_ | Ltnotready
_ -> state
.lnava
<- None
3453 postRedisplay
"esc leave linknav"
3454 | Birdseye
_ | Textentry
_ | View
->
3455 match state
.ranchors
with
3457 | (path, password, anchor, origin
) :: rest
->
3458 state
.ranchors
<- rest
;
3459 state
.anchor <- anchor;
3460 state
.origin
<- origin
;
3461 state
.nameddest
<- E.s;
3462 opendoc path password
3466 | Ascii '
o'
-> enteroutlinemode ()
3467 | Ascii 'H'
-> enterhistmode
()
3472 Hashtbl.iter
(fun _ opaque ->
3473 Ffi.clearmark
opaque;
3474 Hashtbl.clear state
.prects
) state
.pagemap
;
3475 postRedisplay
"dehighlight";
3477 | Ascii
(('
/'
| '?'
) as c) ->
3478 let ondone isforw
s =
3479 cbput state
.hists
.pat
s;
3480 state
.searchpattern
<- s;
3483 let s = String.make
1 c in
3484 enttext (s, E.s, Some
(onhist state
.hists
.pat
),
3485 textentry, ondone (c = '
/'
), true)
3487 | Ascii '
+'
| Ascii '
='
when ctrl ->
3488 let incr = if conf
.zoom +. 0.01 > 0.1 then 0.1 else 0.01 in
3489 pivotzoom (conf
.zoom +. incr)
3494 try int_of_string
s with exn
->
3496 Printf.sprintf
"bad integer `%s': %s" s @@ exntos exn
;
3502 state
.text <- "page bias is now " ^ string_of_int
n;
3505 enttext ("page bias: ", E.s, None
, intentry, ondone, true)
3507 | Ascii '
-'
when ctrl ->
3508 let decr = if conf
.zoom -. 0.1 < 0.1 then 0.01 else 0.1 in
3509 pivotzoom (max
0.01 (conf
.zoom -. decr))
3512 let ondone msg
= state
.text <- msg
in
3513 enttext ("option: ", E.s, None
,
3514 optentry state
.mode, ondone, true)
3516 | Ascii '
0'
when ctrl ->
3518 then gotoxy 0 state
.y
3521 | Ascii
('
1'
|'
2'
as c) when ctrl && conf
.fitmodel
!= FitPage
->
3523 match conf
.columns
with
3524 | Csingle
_ | Cmulti
_ -> 1
3525 | Csplit
(n, _) -> n
3527 let h = state
.winh
-
3528 conf
.interpagespace
lsl (if conf
.presentation
then 1 else 0)
3530 let zoom = Ffi.zoomforh state
.winw
h 0 cols in
3531 if zoom > 0.0 && (c = '
2'
|| zoom < 1.0)
3534 | Ascii '
3'
when ctrl ->
3536 match conf
.fitmodel
with
3537 | FitWidth
-> FitProportional
3538 | FitProportional
-> FitPage
3539 | FitPage
-> FitWidth
3541 state
.text <- "fit model: " ^
FMTE.to_string
fm;
3542 reqlayout conf
.angle
fm
3544 | Ascii '
4'
when ctrl ->
3545 let zoom = Ffi.getmaxw
() /. float state
.winw
in
3546 if zoom > 0.0 then setzoom zoom
3548 | Fn
9 | Ascii '
9'
when ctrl -> togglebirdseye ()
3550 | Ascii
('
0'
..'
9'
as c) when not
ctrl ->
3553 try int_of_string
s with exn
->
3554 state
.text <- Printf.sprintf
"bad integer `%s': %s" s @@ exntos exn
;
3560 cbput state
.hists
.pag
(string_of_int
n);
3561 gotopage1 (n + conf
.pagebias
- 1) 0;
3564 let pageentry text = function [@warning
"-4"]
3565 | Keys.Ascii '
g'
-> TEdone
text
3566 | key -> intentry text key
3568 let text = String.make
1 c in
3569 enttext (":", text, Some
(onhist state
.hists
.pag
),
3570 pageentry, ondone, true)
3573 conf
.scrollb
<- if conf
.scrollb
= 0 then (scrollbvv
lor scrollbhv
) else 0;
3574 postRedisplay
"toggle scrollbar";
3577 state
.bzoom
<- not state
.bzoom
;
3579 showtext ' '
("block zoom " ^
if state
.bzoom
then "on" else "off")
3582 conf
.hlinks
<- not conf
.hlinks
;
3583 state
.text <- "highlightlinks " ^
if conf
.hlinks
then "on" else "off";
3584 postRedisplay
"toggle highlightlinks";
3587 if conf
.angle
mod 360 = 0
3589 state
.glinks
<- true;
3590 let mode = state
.mode in
3593 ("goto: ", E.s, None
, linknentry, linknact gotounder, false),
3595 state
.glinks
<- false;
3599 postRedisplay
"view:linkent(F)"
3601 else impmsg "hint mode does not work under rotation"
3604 state
.glinks
<- true;
3605 let mode = state
.mode in
3608 ("copy: ", E.s, None
, linknentry,
3609 linknact (fun under ->
3610 selstring conf
.selcmd
(undertext under)), false),
3612 state
.glinks
<- false;
3616 postRedisplay
"view:linkent"
3619 begin match state
.autoscroll
with
3621 conf
.autoscrollstep
<- step
;
3622 state
.autoscroll
<- None
3624 state
.autoscroll
<- Some conf
.autoscrollstep
;
3625 state
.slideshow
<- state
.slideshow
land lnot
2
3628 | Ascii '
p'
when ctrl ->
3629 launchpath () (* XXX where do error messages go? *)
3632 setpresentationmode (not conf
.presentation
);
3633 showtext ' '
("presentation mode " ^
3634 if conf
.presentation
then "on" else "off");
3637 if List.mem
Wsi.Fullscreen state
.winstate
3638 then Wsi.reshape conf
.cwinw conf
.cwinh
3639 else Wsi.fullscreen
()
3641 | Ascii
('
p'
|'N'
) -> search state
.searchpattern
false
3642 | Ascii '
n'
| Fn
3 -> search state
.searchpattern
true
3645 begin match state
.layout with
3647 | l :: _ -> gotoxy state
.x (getpagey
l.pageno)
3650 | Ascii ' '
-> nextpage ()
3651 | Delete
-> prevpage ()
3652 | Ascii '
='
-> showtext ' '
(describe_layout state
.layout);
3655 begin match state
.layout with
3658 Wsi.reshape l.pagew
l.pageh
;
3662 | Ascii '
\''
-> enterbookmarkmode
()
3663 | Ascii '
h'
| Fn
1 -> enterhelpmode ()
3664 | Ascii 'i'
-> enterinfomode ()
3665 | Ascii 'e'
when Buffer.length state
.errmsgs
> 0 -> entermsgsmode ()
3669 match state
.layout with
3670 | l :: _ when nonemptystr
s -> addbookmark s @@ getanchor1
l
3673 enttext ("bookmark: ", E.s, None
, textentry, ondone, true)
3677 showtext ' '
"Quick bookmark added";
3679 | Ascii '
x'
-> state
.roam
()
3681 | Ascii
('
<'
|'
>'
as c) ->
3682 reqlayout (conf
.angle
+ (if c = '
>'
then 30 else -30)) conf
.fitmodel
3684 | Ascii
('
['
|'
]'
as c) ->
3686 bound
(conf
.colorscale
+. (if c = '
]'
then 0.1 else -0.1)) 0.0 1.0;
3687 postRedisplay
"brightness";
3689 | Ascii '
c'
when state
.mode = View
->
3694 let m = (state
.winw
- state
.w) / 2 in
3699 match state
.prevcolumns
with
3700 | None
-> (1, 0, 0), 1.0
3701 | Some
(columns
, z
) ->
3704 | Csplit
(c, _) -> -c, 0, 0
3705 | Cmulti
((c, a, b), _) -> c, a, b
3706 | Csingle
_ -> 1, 0, 0
3710 setcolumns View
c a b;
3713 | Down
| Up
when ctrl && Wsi.withshift mask
->
3714 let zoom, x = state
.prevzoom
in
3719 begin match state
.autoscroll
with
3721 begin match state
.mode with
3722 | Birdseye beye
-> upbirdseye 1 beye
3723 | Textentry
_ | View
| LinkNav
_ ->
3725 then gotoxy state
.x (clamp ~
-(state
.winh
/2))
3727 if not
(Wsi.withshift mask
) && conf
.presentation
3729 else gotoxy state
.x (clamp (-conf
.scrollstep
))
3732 | Some
n -> setautoscrollspeed n false
3736 begin match state
.autoscroll
with
3738 begin match state
.mode with
3739 | Birdseye beye
-> downbirdseye 1 beye
3740 | Textentry
_ | View
| LinkNav
_ ->
3742 then gotoxy state
.x (clamp (state
.winh
/2))
3744 if not
(Wsi.withshift mask
) && conf
.presentation
3746 else gotoxy state
.x (clamp (conf
.scrollstep
))
3749 | Some
n -> setautoscrollspeed n true
3752 | Left
| Right
when not
(Wsi.withalt mask
) ->
3758 else conf
.hscrollstep
3761 let pv = Wsi.kc2kt
key in
3762 if pv = Keys.Left
then dx else -dx
3764 gotoxy (panbound (state
.x + dx)) state
.y
3767 postRedisplay
"left/right"
3774 match state
.layout with
3776 | l :: _ -> state
.y - l.pagey
3777 else clamp (pgscale (-state
.winh
))
3785 match List.rev state
.layout with
3787 | l :: _ -> getpagey
l.pageno
3788 else clamp (pgscale state
.winh
)
3792 | Ascii '
g'
| Home
->
3795 | Ascii 'G'
| End
->
3797 gotoxy 0 (clamp state
.maxy)
3799 | Right
when Wsi.withalt mask
->
3800 (match state
.nav
.future
with
3803 state
.nav
<- { past
= getanchor
() :: state
.nav
.past
; future
= frest
; };
3804 gotoxy state
.x (getanchory next
)
3806 | Left
when Wsi.withalt mask
-> histback
()
3807 | Backspace
-> histback
()
3812 | Ascii '
v'
when conf
.debug
->
3815 match getopaque l.pageno with
3818 let x0, y0, x1, y1 = Ffi.pagebbox
opaque in
3819 let rect = (float x0, float y0,
3822 float x0, float y1) in
3824 let color = (0.0, 0.0, 1.0 /. (l.pageno mod 3 |> float), 0.5) in
3825 state
.rects
<- (l.pageno, color, rect) :: state
.rects
;
3830 let mode = state
.mode in
3831 let cmd = ref E.s in
3832 let onleave = function
3833 | Cancel
-> state
.mode <- mode
3836 match getopaque l.pageno with
3837 | Some
opaque -> pipesel opaque !cmd
3838 | None
-> ()) state
.layout;
3842 cbput state
.hists
.sel
s;
3846 "| ", !cmd, Some
(onhist state
.hists
.sel
), textentry, ondone, true
3849 state
.mode <- Textentry
(te, onleave);
3851 | (Ascii
_|Fn
_|Enter
|Left
|Right
|Code
_|Ctrl
_) ->
3852 vlog
"huh? %s" (Wsi.keyname
key)
3855 let linknavkeyboard key mask
linknav =
3856 let pv = Wsi.kc2kt
key in
3857 let getpage pageno =
3858 let rec loop = function
3860 | l :: _ when l.pageno = pageno -> Some
l
3861 | _ :: rest
-> loop rest
3862 in loop state
.layout
3864 let doexact (pageno, n) =
3865 match getopaque pageno, getpage pageno with
3866 | Some
opaque, Some
l ->
3869 let under = Ffi.getlink
opaque n in
3870 postRedisplay
"link gotounder";
3877 | Home
-> Some
(Ffi.findlink
opaque LDfirst
), -1
3878 | End
-> Some
(Ffi.findlink
opaque LDlast
), 1
3879 | Left
-> Some
(Ffi.findlink
opaque (LDleft
n)), -1
3880 | Right
-> Some
(Ffi.findlink
opaque (LDright
n)), 1
3881 | Up
-> Some
(Ffi.findlink
opaque (LDup
n)), -1
3882 | Down
-> Some
(Ffi.findlink
opaque (LDdown
n)), 1
3883 | Delete
|Escape
|Insert
|Enter
|Next
|Prior
|Ascii
_
3884 | Code
_|Fn
_|Ctrl
_|Backspace
-> None
, 0
3887 begin match Ffi.findpwl
l.pageno dir with
3891 state
.mode <- LinkNav
(Ltgendir
dir);
3892 let y, h = getpageyh
pageno in
3895 then y + h - state
.winh
3900 begin match getopaque pageno, getpage pageno with
3901 | Some
opaque, Some
_ ->
3903 let ld = if dir > 0 then LDfirst
else LDlast
in
3904 Ffi.findlink
opaque ld
3906 begin match link with
3908 showlinktype (Ffi.getlink
opaque m);
3909 state
.mode <- LinkNav
(Ltexact
(pageno, m));
3910 postRedisplay
"linknav jpage";
3911 | Lnotfound
-> notfound dir
3917 begin match opt with
3918 | Some Lnotfound
-> pwl l dir;
3919 | Some
(Lfound
m) ->
3923 let _, y0, _, y1 = Ffi.getlinkrect
opaque m in
3925 then gotopage1 l.pageno y0
3927 let d = fstate
.fontsize
+ 1 in
3928 if y1 - l.pagey > l.pagevh - d
3929 then gotopage1 l.pageno (y1 - state
.winh
+ d)
3930 else postRedisplay
"linknav";
3932 showlinktype (Ffi.getlink
opaque m);
3933 state
.mode <- LinkNav
(Ltexact
(l.pageno, m));
3936 | None
-> viewkeyboard key mask
3938 | _ -> viewkeyboard key mask
3942 begin match linknav with
3943 | Ltexact pa
-> state
.lnava
<- Some pa
3944 | Ltgendir
_ | Ltnotready
_ -> ()
3947 postRedisplay
"leave linknav"
3951 | Ltgendir
_ | Ltnotready
_ -> viewkeyboard key mask
3952 | Ltexact exact
-> doexact exact
3955 let keyboard key mask
=
3956 if (key = Char.code '
g'
&& Wsi.withctrl mask
) && not
(istextentry state
.mode)
3957 then wcmd "interrupt"
3958 else state
.uioh <- state
.uioh#
key key mask
3961 let birdseyekeyboard key mask
3962 ((oconf
, leftx
, pageno, hooverpageno
, anchor) as beye
) =
3964 match conf
.columns
with
3966 | Cmulti
((c, _, _), _) -> c
3967 | Csplit
_ -> error
"bird's eye split mode"
3969 let pgh layout = List.fold_left
3970 (fun m l -> max
l.pageh
m) state
.winh
layout in
3972 match Wsi.kc2kt
key with
3973 | Ascii '
l'
when Wsi.withctrl mask
->
3974 let y, h = getpageyh
pageno in
3975 let top = (state
.winh
- h) / 2 in
3976 gotoxy state
.x (max
0 (y - top))
3977 | Enter
-> leavebirdseye beye
false
3978 | Escape
-> leavebirdseye beye
true
3979 | Up
-> upbirdseye incr beye
3980 | Down
-> downbirdseye incr beye
3981 | Left
-> upbirdseye 1 beye
3982 | Right
-> downbirdseye 1 beye
3985 begin match state
.layout with
3989 state
.mode <- Birdseye
(
3990 oconf
, leftx
, l.pageno, hooverpageno
, anchor
3992 gotopage1 l.pageno 0;
3995 let layout = layout state
.x (state
.y-state
.winh
)
3997 (pgh state
.layout) in
3999 | [] -> gotoxy state
.x (clamp (-state
.winh
))
4001 state
.mode <- Birdseye
(
4002 oconf
, leftx
, l.pageno, hooverpageno
, anchor
4004 gotopage1 l.pageno 0
4007 | [] -> gotoxy state
.x (clamp (-state
.winh
))
4011 begin match List.rev state
.layout with
4013 let layout = layout state
.x
4014 (state
.y + (pgh state
.layout))
4015 state
.winw state
.winh
in
4016 begin match layout with
4018 let incr = l.pageh
- l.pagevh in
4023 oconf
, leftx
, state
.pagecount
- 1, hooverpageno
, anchor
4025 postRedisplay
"birdseye pagedown";
4027 else gotoxy state
.x (clamp (incr + conf
.interpagespace
*2));
4031 Birdseye
(oconf
, leftx
, l.pageno, hooverpageno
, anchor);
4032 gotopage1 l.pageno 0;
4035 | [] -> gotoxy state
.x (clamp state
.winh
)
4039 state
.mode <- Birdseye
(oconf
, leftx
, 0, hooverpageno
, anchor);
4043 let pageno = state
.pagecount
- 1 in
4044 state
.mode <- Birdseye
(oconf
, leftx
, pageno, hooverpageno
, anchor);
4045 if not
(pagevisible state
.layout pageno)
4048 match List.rev state
.pdims
with
4050 | (_, _, h, _) :: _ -> h
4054 (max
0 (getpagey
pageno - (state
.winh
- h - conf
.interpagespace
)))
4055 else postRedisplay
"birdseye end";
4057 | Delete
|Insert
|Ascii
_|Code
_|Ctrl
_|Fn
_|Backspace
-> viewkeyboard key mask
4062 match state
.mode with
4063 | Textentry
_ -> scalecolor 0.4
4064 | LinkNav
_ | View
-> scalecolor 1.0
4065 | Birdseye
(_, _, pageno, hooverpageno
, _) ->
4066 if l.pageno = hooverpageno
4069 if l.pageno = pageno
4071 let c = scalecolor 1.0 in
4073 GlDraw.line_width
3.0;
4074 let dispx = l.pagedispx in
4076 (float (dispx-1)) (float (l.pagedispy-1))
4077 (float (dispx+l.pagevw+1))
4078 (float (l.pagedispy+l.pagevh+1));
4079 GlDraw.line_width
1.0;
4088 let postdrawpage l linkindexbase
=
4089 match getopaque l.pageno with
4091 if tileready l l.pagex
l.pagey
4093 let x = l.pagedispx - l.pagex
4094 and y = l.pagedispy - l.pagey in
4096 match conf
.columns
with
4097 | Csingle
_ | Cmulti
_ ->
4098 (if conf
.hlinks
then 1 else 0)
4100 && not
(isbirdseye state
.mode) then 2 else 0)
4104 match state
.mode with
4105 | Textentry
((_, s, _, _, _, _), _) when state
.glinks
-> s
4111 Hashtbl.find_all state
.prects
l.pageno |>
4112 List.iter
(fun vals
-> Ffi.drawprect
opaque x y vals
);
4114 Ffi.postprocess
opaque hlmask x y (linkindexbase
, s, conf
.hfsize
) in
4116 then (Glutils.redisplay
:= true; 0)
4122 let scrollindicator () =
4123 let sbw, ph
, sh = state
.uioh#scrollph
in
4124 let sbh, pw, sw
= state
.uioh#scrollpw
in
4129 else ((state
.winw
- sbw), state
.winw
, 0)
4133 GlFunc.blend_func ~
src:`src_alpha ~dst
:`one_minus_src_alpha
;
4134 let (r
, g, b, alpha
) = conf
.sbarcolor
in
4135 GlDraw.color (r
, g, b) ~alpha
;
4136 filledrect
(float x0) 0. (float x1) (float state
.winh
);
4138 (float hx0
) (float (state
.winh
- sbh))
4139 (float (hx0
+ state
.winw
)) (float state
.winh
);
4140 let (r
, g, b, alpha
) = conf
.sbarhndlcolor
in
4141 GlDraw.color (r
, g, b) ~alpha
;
4143 filledrect
(float x0) ph
(float x1) (ph
+. sh);
4144 let pw = pw +. float hx0
in
4145 filledrect
pw (float (state
.winh
- sbh)) (pw +. sw
) (float state
.winh
);
4150 match state
.mstate
with
4151 | Mnone
| Mscrolly
| Mscrollx
| Mpan
_ | Mzoom
_ | Mzoomrect
_ -> ()
4152 | Msel
((x0, y0), (x1, y1)) ->
4153 let identify opaque l px py = Some
(opaque, l.pageno, px, py) in
4154 let o0,n0
,px0
,py0
= onppundermouse identify x0 y0 (~
< E.s, -1, 0, 0) in
4155 let _o1,n1
,px1
,py1
= onppundermouse identify x1 y1 (~
< E.s, -1, 0, 0) in
4156 if n0
!= -1 && n0
= n1
then Ffi.seltext
o0 (px0
, py0
, px1
, py1
);
4159 let showrects = function
4163 GlDraw.color (0.0, 0.0, 1.0) ~alpha
:0.5;
4164 GlFunc.blend_func ~
src:`src_alpha ~dst
:`one_minus_src_alpha
;
4166 (fun (pageno, c, (x0, y0, x1, y1, x2
, y2
, x3
, y3
)) ->
4168 if l.pageno = pageno
4170 let dx = float (l.pagedispx - l.pagex
) in
4171 let dy = float (l.pagedispy - l.pagey) in
4172 let r, g, b, alpha
= c in
4173 GlDraw.color (r, g, b) ~alpha
;
4185 GlDraw.color (scalecolor2 conf
.bgcolor
);
4186 GlClear.color (scalecolor2 conf
.bgcolor
);
4187 GlClear.clear
[`
color];
4188 List.iter
drawpage state
.layout;
4190 match state
.mode with
4191 | LinkNav
(Ltexact
(pageno, linkno
)) ->
4192 begin match getopaque pageno with
4194 let x0, y0, x1, y1 = Ffi.getlinkrect
opaque linkno
in
4197 then (1.0, 1.0, 1.0, 0.5)
4198 else (0.0, 0.0, 0.5, 0.5)
4201 (float x0, float y0,
4206 | None
-> state
.rects
4208 | LinkNav
(Ltgendir
_) | LinkNav
(Ltnotready
_)
4211 | View
-> state
.rects
4214 let rec postloop linkindexbase
= function
4216 let linkindexbase = linkindexbase + postdrawpage l linkindexbase in
4217 postloop linkindexbase rest
4221 postloop 0 state
.layout;
4223 begin match state
.mstate
with
4224 | Mzoomrect
((x0, y0), (x1, y1)) ->
4226 GlDraw.color (0.3, 0.3, 0.3) ~alpha
:0.5;
4227 GlFunc.blend_func ~
src:`src_alpha ~dst
:`one_minus_src_alpha
;
4228 filledrect
(float x0) (float y0) (float x1) (float y1);
4232 | Mscrolly
| Mscrollx
4242 match state
.reload with
4244 if x != state
.x || y != state
.y || abs_float
@@ now
() -. t
> 0.5
4245 || (state
.layout != [] && layoutready state
.layout)
4247 state
.reload <- None
;
4250 | None
-> display ()
4253 let zoomrect x y x1 y1 =
4256 and y0 = min
y y1 in
4257 let zoom = (float state
.w) /. float (x1 - x0) in
4260 if state
.w < state
.winw
4261 then (state
.winw
- state
.w) / 2
4264 match conf
.fitmodel
with
4265 | FitWidth
| FitProportional
-> simple ()
4267 match conf
.columns
with
4269 onppundermouse (fun _ l _ _ -> Some
l.pagedispx) x0 y0 x0
4270 | Cmulti
_ | Csingle
_ -> simple ()
4272 gotoxy ((state
.x + margin) - x0) (state
.y + y0);
4273 state
.anchor <- getanchor
();
4278 let annot inline
x y =
4279 match unproject x y with
4280 | Some
(opaque, n, ux
, uy
) ->
4282 Ffi.addannot
opaque ux uy
text;
4283 wcmd "freepage %s" (~
> opaque);
4284 Hashtbl.remove state
.pagemap
(n, state
.gen
);
4286 gotoxy state
.x state
.y
4290 let ondone s = add s in
4291 let mode = state
.mode in
4292 state
.mode <- Textentry
(
4293 ("annotation: ", E.s, None
, textentry, ondone, true),
4294 fun _ -> state
.mode <- mode);
4297 postRedisplay
"annot"
4298 else add @@ getusertext E.s
4303 let g opaque l px py =
4304 match Ffi.rectofblock
opaque px py with
4306 let x0 = a.(0) -. 20. in
4307 let x1 = a.(1) +. 20. in
4308 let y0 = a.(2) -. 20. in
4309 let zoom = (float state
.w) /. (x1 -. x0) in
4310 let pagey = getpagey
l.pageno in
4311 let margin = (state
.w - l.pagew
)/2 in
4312 let nx = -truncate
x0 - margin in
4313 gotoxy nx (pagey + truncate
y0);
4314 state
.anchor <- getanchor
();
4319 match conf
.columns
with
4321 impmsg "block zooming does not work properly in split columns mode"
4322 | Cmulti
_ | Csingle
_ -> onppundermouse g x y ()
4326 let winw = state
.winw - 1 in
4327 let s = float x /. float winw in
4328 let destx = truncate
(float (state
.w + winw) *. s) in
4329 gotoxy (winw - destx) state
.y;
4330 state
.mstate
<- Mscrollx
;
4334 let s = float y /. float state
.winh
in
4335 let desty = truncate
(s *. float (maxy ())) in
4336 gotoxy state
.x desty;
4337 state
.mstate
<- Mscrolly
;
4340 let viewmulticlick clicks
x y mask
=
4341 let g opaque l px py =
4349 if Ffi.markunder
opaque px py mark
4353 match getopaque l.pageno with
4355 | Some
opaque -> pipesel opaque cmd
4357 state
.roam
<- (fun () -> dopipe conf
.paxcmd
);
4358 if not
(Wsi.withctrl mask
) then dopipe conf
.selcmd
;
4363 postRedisplay
"viewmulticlick";
4364 onppundermouse g x y (fun () -> impmsg "nothing to select") ();
4368 match conf
.columns
with
4370 | Csingle
_ | Cmulti
_ -> conf
.angle
mod 360 = 0
4373 let viewmouse button down
x y mask
=
4375 | n when (n == 4 || n == 5) && not down
->
4376 if Wsi.withctrl mask
4380 then if conf
.zoom +. 0.01 > 0.1 then 0.1 else 0.01
4381 else if conf
.zoom -. 0.1 < 0.1 then -0.01 else -0.1
4384 match state
.mstate
with
4385 | Mzoom
(oldn
, _, pos
) when n = oldn
-> pos
4386 | Mzoomrect
_ | Mnone
| Mpan
_
4387 | Msel
_ | Mscrollx
| Mscrolly
| Mzoom
_ -> (x, y)
4389 let zoom = conf
.zoom -. incr in
4390 state
.mstate
<- Mzoom
(n, 0, (x, y));
4391 if false && abs
(fx - x) > 5 || abs
(fy
- y) > 5
4392 then pivotzoom ~
x ~
y zoom
4396 match state
.autoscroll
with
4397 | Some step
-> setautoscrollspeed step
(n=4)
4399 if conf
.wheelbypage
|| conf
.presentation
4406 let incr = if n = 4 then -conf
.scrollstep
else conf
.scrollstep
in
4407 let incr = incr * 2 in
4408 let y = clamp incr in
4412 | n when (n = 6 || n = 7) && not down
&& canpan () ->
4414 panbound (state
.x + (if n = 7 then -2 else 2) * conf
.hscrollstep
) in
4417 | 1 when Wsi.withshift mask
->
4418 state
.mstate
<- Mnone
;
4421 match unproject x y with
4423 | Some
(_, pageno, ux
, uy
) ->
4424 let cmd = Printf.sprintf
4426 conf
.stcmd state
.path pageno ux uy
4428 match spawn
cmd [] with
4430 impmsg "execution of synctex command(%S) failed: %S"
4431 conf
.stcmd
@@ exntos exn
4435 | 1 when Wsi.withctrl mask
->
4438 Wsi.setcursor
Wsi.CURSOR_FLEUR
;
4439 state
.mstate
<- Mpan
(x, y)
4441 else state
.mstate
<- Mnone
4446 if Wsi.withshift mask
4448 annot conf
.annotinline
x y;
4449 postRedisplay
"addannot"
4453 Wsi.setcursor
Wsi.CURSOR_CYCLE
;
4454 state
.mstate
<- Mzoomrect
(p, p)
4457 match state
.mstate
with
4458 | Mzoomrect
((x0, y0), _) ->
4459 if abs
(x-x0) > 10 && abs
(y - y0) > 10
4460 then zoomrect x0 y0 x y
4463 postRedisplay
"kill accidental zoom rect";
4467 | Mscrolly
| Mscrollx
4469 | Mnone
-> resetmstate ()
4472 | 1 when vscrollhit
x ->
4475 let _, position
, sh = state
.uioh#scrollph
in
4476 if y > truncate position
&& y < truncate
(position
+. sh)
4477 then state
.mstate
<- Mscrolly
4479 else state
.mstate
<- Mnone
4481 | 1 when y > state
.winh
- hscrollh () ->
4484 let _, position
, sw
= state
.uioh#scrollpw
in
4485 if x > truncate position
&& x < truncate
(position
+. sw
)
4486 then state
.mstate
<- Mscrollx
4488 else state
.mstate
<- Mnone
4490 | 1 when state
.bzoom
-> if not down
then zoomblock x y
4493 let dest = if down
then getunder x y else Unone
in
4494 begin match dest with
4495 | Ulinkuri
_ -> gotounder dest
4496 | Unone
when down
->
4497 Wsi.setcursor
Wsi.CURSOR_FLEUR
;
4498 state
.mstate
<- Mpan
(x, y);
4499 | Uannotation
(opaque, slinkindex
) -> enterannotmode opaque slinkindex
4500 | Unone
| Utext
_ ->
4505 state
.mstate
<- Msel
((x, y), (x, y));
4506 postRedisplay
"mouse select";
4510 match state
.mstate
with
4512 | Mzoom
_ | Mscrollx
| Mscrolly
-> state
.mstate
<- Mnone
4513 | Mzoomrect
((x0, y0), _) -> zoomrect x0 y0 x y
4515 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
4516 state
.mstate
<- Mnone
4517 | Msel
((x0, y0), (x1, y1)) ->
4518 let rec loop = function
4522 let a0 = l.pagedispy in
4523 let a1 = a0 + l.pagevh in
4524 let b0 = l.pagedispx in
4525 let b1 = b0 + l.pagevw in
4526 ((y0 >= a0 && y0 <= a1) || (y1 >= a0 && y1 <= a1))
4527 && ((x0 >= b0 && x0 <= b1) || (x1 >= b0 && x1 <= b1))
4531 match getopaque l.pageno with
4534 pipef ~closew
:false "Msel"
4536 Ffi.copysel
w opaque;
4537 postRedisplay
"Msel") cmd
4539 dosel conf
.selcmd
();
4540 state
.roam
<- dosel conf
.paxcmd
;
4551 let birdseyemouse button down
x y mask
4552 (conf
, leftx
, _, hooverpageno
, anchor) =
4555 let rec loop = function
4558 if y > l.pagedispy && y < l.pagedispy + l.pagevh
4559 && x > l.pagedispx && x < l.pagedispx + l.pagevw
4561 leavebirdseye (conf
, leftx
, l.pageno, hooverpageno
, anchor) false
4566 | _ -> viewmouse button down
x y mask
4572 method key key mask
=
4573 begin match state
.mode with
4574 | Textentry
textentry -> textentrykeyboard
key mask
textentry
4575 | Birdseye
birdseye -> birdseyekeyboard key mask
birdseye
4576 | View
-> viewkeyboard key mask
4577 | LinkNav
linknav -> linknavkeyboard key mask
linknav
4581 method button button bstate
x y mask
=
4582 begin match state
.mode with
4583 | LinkNav
_ | View
-> viewmouse button bstate
x y mask
4584 | Birdseye beye
-> birdseyemouse button bstate
x y mask beye
4589 method multiclick clicks
x y mask
=
4590 begin match state
.mode with
4591 | LinkNav
_ | View
-> viewmulticlick clicks
x y mask
4592 | Birdseye
_ | Textentry
_ -> ()
4597 begin match state
.mode with
4599 | View
| Birdseye
_ | LinkNav
_ ->
4600 match state
.mstate
with
4601 | Mzoom
_ | Mnone
-> ()
4605 state
.mstate
<- Mpan
(x, y);
4606 let x = if canpan () then panbound (state
.x + dx) else state
.x in
4611 state
.mstate
<- Msel
(a, (x, y));
4612 postRedisplay
"motion select";
4615 let y = min state
.winh
(max
0 y) in
4619 let x = min state
.winw (max
0 x) in
4622 | Mzoomrect
(p0
, _) ->
4623 state
.mstate
<- Mzoomrect
(p0
, (x, y));
4624 postRedisplay
"motion zoomrect";
4628 method pmotion
x y =
4629 begin match state
.mode with
4630 | Birdseye
(conf
, leftx
, pageno, hooverpageno
, anchor) ->
4631 let rec loop = function
4633 if hooverpageno
!= -1
4635 state
.mode <- Birdseye
(conf
, leftx
, pageno, -1, anchor);
4636 postRedisplay
"pmotion birdseye no hoover";
4639 if y > l.pagedispy && y < l.pagedispy + l.pagevh
4640 && x > l.pagedispx && x < l.pagedispx + l.pagevw
4642 state
.mode <- Birdseye
(conf
, leftx
, pageno, l.pageno, anchor);
4643 postRedisplay
"pmotion birdseye hoover";
4651 | LinkNav
_ | View
->
4652 match state
.mstate
with
4653 | Mpan
_ | Msel
_ | Mzoom
_ | Mscrolly
| Mscrollx
| Mzoomrect
_ -> ()
4662 let delta = now -. past
in
4665 else conf
.pax
<- Some
now
4669 method infochanged
_ = ()
4672 let maxy = maxy () in
4675 then 0.0, float state
.winh
4676 else scrollph state
.y maxy
4681 let fwinw = float (state
.winw - vscrollw
()) in
4683 let sw = fwinw /. float state
.w in
4684 let sw = fwinw *. sw in
4685 max
sw (float conf
.scrollh
)
4688 let maxx = state
.w + state
.winw in
4689 let x = state
.winw - state
.x in
4690 let percent = float x /. float maxx in
4691 (fwinw -. sw) *. percent
4693 hscrollh (), position, sw
4697 match state
.mode with
4698 | LinkNav
_ -> "links"
4699 | Textentry
_ -> "textentry"
4700 | Birdseye
_ -> "birdseye"
4703 findkeyhash conf
modename
4705 method eformsgs
= true
4706 method alwaysscrolly
= false
4707 method scroll
dx dy =
4708 let x = if canpan () then panbound (state
.x + dx) else state
.x in
4709 gotoxy x (clamp (2 * dy));
4712 pivotzoom ~
x ~
y (conf
.zoom *. exp z
);
4715 let addrect pageno r g b a x0 y0 x1 y1 =
4716 Hashtbl.add state
.prects
pageno [|r; g; b; a; x0; y0; x1; y1|];
4720 let cl = splitatchar cmds ' '
in
4722 try Scanf.sscanf
s fmt
f
4723 with exn
-> adderrfmt "remote exec" "error processing '%S': %s\n"
4726 let rectx s pageno (r, g, b, a) x0 y0 x1 y1 =
4727 vlog
"%s page %d color (%f %f %f %f) x0,y0,x1,y1 = %f %f %f %f"
4728 s pageno r g b a x0 y0 x1 y1;
4732 let _,w1
,h1
,_ = getpagedim
pageno in
4733 let sw = float w1
/. float w
4734 and sh = float h1
/. float h in
4738 and y1s
= y1 *. sh in
4739 let rect = (x0s,y0s
,x1s
,y0s
,x1s
,y1s
,x0s,y1s
) in
4740 let color = (r, g, b, a) in
4741 if conf
.verbose
then debugrect rect;
4742 state
.rects <- (pageno, color, rect) :: state
.rects;
4747 | "reload", "" -> reload ()
4749 scan args
"%u %f %f"
4751 let cmd, _ = state
.geomcmds
in
4753 then gotopagexy pageno x y
4756 gotopagexy pageno x y;
4759 state
.reprf
<- f state
.reprf
4761 | "goto1", args
-> scan args
"%u %f" gotopage
4762 | "gotor", args
-> scan args
"%S" gotoremote
4764 scan args
"%u %u %f %f %f %f"
4765 (fun pageno c x0 y0 x1 y1 ->
4766 let color = (0.0, 0.0, 1.0 /. float c, 0.5) in
4767 rectx "rect" pageno color x0 y0 x1 y1;
4770 scan args
"%u %f %f %f %f %f %f %f %f"
4771 (fun pageno r g b alpha
x0 y0 x1 y1 ->
4772 addrect pageno r g b alpha
x0 y0 x1 y1;
4773 postRedisplay
"prect"
4776 scan args
"%u %f %f"
4779 match getopaque pageno with
4780 | Some
opaque -> opaque
4783 pgoto optopaque pageno x y;
4784 let rec fixx = function
4787 if l.pageno = pageno
4788 then gotoxy (state
.x - l.pagedispx) state
.y
4793 match conf
.columns
with
4794 | Csingle
_ | Csplit
_ -> 1
4795 | Cmulti
((n, _, _), _) -> n
4797 layout 0 state
.y (state
.winw * mult) state
.winh
4801 | "activatewin", "" -> Wsi.activatewin
()
4802 | "quit", "" -> raise Quit
4805 let l = Config.keys_of_string
keys in
4806 List.iter
(fun (k
, m) -> keyboard k
m) l
4807 with exn
-> adderrfmt "error processing keys" "`%S': %s\n"
4810 | "clearrects", "" ->
4811 Hashtbl.clear state
.prects
;
4812 postRedisplay
"clearrects"
4814 adderrfmt "remote command"
4815 "error processing remote command: %S\n" cmds
;
4819 let scratch = Bytes.create
80 in
4820 let buf = Buffer.create
80 in
4822 match tempfailureretry
(Unix.read fd
scratch 0) 80 with
4823 | exception Unix.Unix_error
(Unix.EAGAIN
, _, _) -> None
4826 if Buffer.length
buf > 0
4828 let s = Buffer.contents
buf in
4836 match Bytes.index_from
scratch ppos '
\n'
with
4837 | pos
-> if pos
>= n then -1 else pos
4838 | exception Not_found
-> -1
4842 Buffer.add_subbytes
buf scratch ppos
(nlpos-ppos
);
4843 let s = Buffer.contents
buf in
4849 Buffer.add_subbytes
buf scratch ppos
(n-ppos
);
4855 let remoteopen path =
4856 try Some
(Unix.openfile
path [Unix.O_NONBLOCK
; Unix.O_RDONLY
] 0o0)
4858 adderrfmt "remoteopen" "error opening %S: %s" path @@ exntos exn
;
4863 Utils.vlogf
:= (fun s -> if conf
.verbose
then prerr_endline
s else ignore
s);
4864 let gcconfig = ref false in
4865 let rcmdpath = ref E.s in
4866 let dcfpath = ref None
in
4867 let pageno = ref None
in
4868 let openlast = ref false in
4869 let doreap = ref false in
4870 let csspath = ref None
in
4871 selfexec := Sys.executable_name
;
4874 [("-p", Arg.String
(fun s -> state
.password <- s),
4875 "<password> Set password");
4879 Config.fontpath
:= s;
4880 selfexec := !selfexec ^
" -f " ^
Filename.quote
s;
4882 "<path> Set path to the user interface font");
4886 selfexec := !selfexec ^
" -c " ^
Filename.quote
s;
4887 Config.confpath
:= s),
4888 "<path> Set path to the configuration file");
4890 ("-last", Arg.Set
openlast, " Open last document");
4892 ("-page", Arg.Int
(fun pageno1
-> pageno := Some
(pageno1
-1)),
4893 "<page-number> Jump to page");
4895 ("-dest", Arg.String
(fun s -> state
.nameddest
<- s),
4896 "<named-destination> Set named destination");
4898 ("-remote", Arg.String
(fun s -> rcmdpath := s),
4899 "<path> Set path to the source of remote commands");
4901 ("-gc", Arg.Set
gcconfig, " Collect config garbage");
4903 ("-v", Arg.Unit
(fun () ->
4905 "%s\nconfiguration file: %s\n"
4908 exit
0), " Print version and exit");
4910 ("-css", Arg.String
(fun s -> csspath := Some
s),
4911 "<path> Set path to the style sheet to use with EPUB/HTML");
4913 ("-origin", Arg.String
(fun s -> state
.origin
<- s),
4914 "<origin> <undocumented>");
4916 ("-no-title", Arg.Set
ignoredoctitlte, " ignore document title");
4918 ("-dcf", Arg.String
(fun s -> dcfpath := Some
s), " <undocumented>");
4920 ("-layout-height", Arg.Set_int
layouth,
4921 "<height> layout height html/epub/etc (-1, 0, N)");
4924 (fun s -> state
.path <- s)
4925 ("Usage: " ^
Sys.argv
.(0) ^
" [options] some.pdf\nOptions:");
4927 let histmode = emptystr state
.path && not
!openlast in
4929 if not
(Config.load !openlast)
4930 then dolog
"failed to load configuration";
4932 begin match !dcfpath with
4933 | Some
path -> conf
.dcf
<- path
4937 begin match !pageno with
4938 | Some
pageno -> state
.anchor <- (pageno, 0.0, 0.0)
4951 val mutable m_clicks
= 0
4952 val mutable m_click_x
= 0
4953 val mutable m_click_y
= 0
4954 val mutable m_lastclicktime
= infinity
4956 method private cleanup =
4957 state
.roam
<- noroam
;
4958 Hashtbl.iter
(fun _ opaque -> Ffi.clearmark
opaque) state
.pagemap
4959 method expose
= postRedisplay
"expose"
4963 | Wsi.Unobscured
-> "unobscured"
4964 | Wsi.PartiallyObscured
-> "partiallyobscured"
4965 | Wsi.FullyObscured
-> "fullyobscured"
4967 vlog
"visibility change %s" name
4968 method display = display ()
4969 method map mapped
= vlog
"mapped %b" mapped
4970 method reshape w h =
4973 method mouse
b d x y m =
4974 if d && canselect ()
4977 * http://blogs.msdn.com/b/oldnewthing/archive/2004/10/18/243925.aspx
4984 if abs
x - m_click_x
> 10
4985 || abs
y - m_click_y
> 10
4986 || abs_float
(t -. m_lastclicktime
) > 0.3
4988 m_clicks
<- m_clicks
+ 1;
4989 m_lastclicktime
<- t;
4993 postRedisplay
"cleanup";
4994 state
.uioh <- state
.uioh#button
b d x y m;
4996 else state
.uioh <- state
.uioh#multiclick m_clicks
x y m
5001 m_lastclicktime
<- infinity
;
5002 state
.uioh <- state
.uioh#button
b d x y m
5005 else state
.uioh <- state
.uioh#button
b d x y m
5007 state
.mpos
<- (x, y);
5008 state
.uioh <- state
.uioh#motion
x y
5009 method pmotion
x y =
5010 state
.mpos
<- (x, y);
5011 state
.uioh <- state
.uioh#pmotion
x y
5013 vlog
"k=%#x m=%#x" k
m;
5014 let mascm = m land (
5015 Wsi.altmask
+ Wsi.shiftmask
+ Wsi.ctrlmask
+ Wsi.metamask
5018 let x = state
.x and y = state
.y in
5020 if x != state
.x || y != state
.y then self#
cleanup
5022 match state
.keystate
with
5024 let km = k
, mascm in
5027 let modehash = state
.uioh#
modehash in
5028 try Hashtbl.find
modehash km
5030 try Hashtbl.find
(findkeyhash conf
"global") km
5031 with Not_found
-> KMinsrt
(k
, m)
5033 | KMinsrt
(k
, m) -> keyboard k
m
5034 | KMinsrl
l -> List.iter
(fun (k
, m) -> keyboard k
m) l
5035 | KMmulti
(l, r) -> state
.keystate
<- KSinto
(l, r)
5037 | KSinto
((k'
, m'
) :: [], insrt
) when k'
=k
&& m'
land mascm = m'
->
5038 List.iter
(fun (k
, m) -> keyboard k
m) insrt
;
5039 state
.keystate
<- KSnone
5040 | KSinto
((k'
, m'
) :: keys, insrt
) when k'
=k
&& m'
land mascm = m'
->
5041 state
.keystate
<- KSinto
(keys, insrt
)
5042 | KSinto
_ -> state
.keystate
<- KSnone
5045 state
.mpos
<- (x, y);
5046 state
.uioh <- state
.uioh#pmotion
x y
5047 method leave = state
.mpos
<- (-1, -1)
5048 method winstate wsl
= state
.winstate
<- wsl
5049 method quit
: '
a. '
a = raise Quit
5050 method scroll
dx dy = state
.uioh <- state
.uioh#scroll
dx dy
5051 method zoom z
x y = state
.uioh#
zoom z
x y
5052 method opendoc path =
5055 postRedisplay
"opendoc";
5056 opendoc path state
.password
5059 let wsfd, winw, winh
= Wsi.init
mu conf
.cwinw conf
.cwinh platform
in
5062 if not
@@ List.exists
GlMisc.check_extension
5063 [ "GL_ARB_texture_rectangle"
5064 ; "GL_EXT_texture_recangle"
5065 ; "GL_NV_texture_rectangle" ]
5066 then (dolog
"OpenGL does not suppport rectangular textures"; exit
1);
5069 match Unix.socketpair
Unix.PF_UNIX
Unix.SOCK_STREAM
0 with
5071 dolog
"socketpair failed: %s" @@ exntos exn
;
5079 setcheckers conf
.checkers
;
5080 begin match !csspath with
5082 | Some
"" -> conf
.css
<- E.s
5084 let css = filecontents
path in
5085 let l = String.length
css in
5087 if substratis
css (l-2) "\r\n"
5088 then String.sub css 0 (l-2)
5089 else (if css.[l-1] = '
\n'
then String.sub css 0 (l-1) else css)
5092 conf
.angle
, conf
.fitmodel
, (conf
.trimmargins
, conf
.trimfuzz
),
5093 conf
.texcount
, conf
.sliceheight
, conf
.mustoresize
,
5094 conf
.colorspace
, !Config.fontpath
5096 List.iter
GlArray.enable
[`texture_coord
; `vertex
];
5097 GlTex.env
(`
color conf
.texturecolor
);
5099 reshape ~firsttime
:true winw winh
;
5103 Wsi.settitle
"llpp (history)";
5107 state
.text <- "Opening " ^
(mbtoutf8 state
.path);
5108 opendoc state
.path state
.password;
5112 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
5113 Sys.set_signal
Sys.sighup
(Sys.Signal_handle
(fun _ -> reload ()));
5116 match Unix.waitpid
[Unix.WNOHANG
] ~
-1 with
5117 | exception (Unix.Unix_error
(Unix.ECHILD
, _, _)) -> ()
5118 | exception exn
-> dolog
"Unix.waitpid: %s" @@ exntos exn
5120 | _pid
, _status
-> reap ()
5122 Sys.set_signal
Sys.sigchld
(Sys.Signal_handle
(fun _ -> doreap := true));
5125 ref (if nonemptystr
!rcmdpath then remoteopen !rcmdpath else None
)
5128 let rec loop deadline
=
5134 let r = [state
.ss; state
.wsfd] in
5138 | Some fd
-> fd
:: r
5142 Glutils.redisplay
:= false;
5149 if deadline
= infinity
5151 else max
0.0 (deadline
-. now)
5156 try Unix.select
r [] [] timeout
5157 with Unix.Unix_error
(Unix.EINTR
, _, _) -> [], [], []
5162 match state
.autoscroll
with
5163 | Some step
when step
!= 0 ->
5164 if state
.slideshow
land 1 = 1
5166 if state
.slideshow
land 2 = 0
5167 then state
.slideshow
<- state
.slideshow
lor 2
5168 else if step
< 0 then prevpage () else nextpage ();
5169 deadline
+. (float (abs step
))
5172 let y = state
.y + step
in
5173 let fy = if conf
.maxhfit
then state
.winh
else 0 in
5176 then state
.maxy - fy
5177 else if y >= state
.maxy - fy then 0 else y
5186 let rec checkfds = function
5188 | fd
:: rest
when fd
= state
.ss ->
5189 let cmd = Ffi.rcmd state
.ss in
5193 | fd
:: rest
when fd
= state
.wsfd ->
5197 | fd
:: rest
when Some fd
= !optrfd ->
5198 begin match remote fd
with
5199 | None
-> optrfd := remoteopen !rcmdpath;
5200 | opt -> optrfd := opt
5205 dolog
"select returned unknown descriptor";
5211 if deadline
= infinity
5215 match state
.autoscroll
with
5216 | Some step
when step
!= 0 -> deadline1
5222 match loop infinity
with
5224 Config.save leavebirdseye;
5225 if Ffi.hasunsavedchanges
()
5227 | _ -> error
"umpossible - infinity reached"