6 type pipe
= (Unix.file_descr
* Unix.file_descr
);;
8 external init
: pipe
-> params
-> unit = "ml_init";;
9 external seltext
: opaque
-> (int * int * int * int) -> unit = "ml_seltext";;
10 external hassel
: opaque
-> bool = "ml_hassel";;
11 external copysel
: Unix.file_descr
-> opaque
-> unit = "ml_copysel";;
12 external getpdimrect
: int -> float array
= "ml_getpdimrect";;
13 external whatsunder
: opaque
-> int -> int -> under
= "ml_whatsunder";;
14 external markunder
: opaque
-> int -> int -> mark
-> bool = "ml_markunder";;
15 external clearmark
: opaque
-> unit = "ml_clearmark";;
16 external zoomforh
: int -> int -> int -> int -> float = "ml_zoom_for_height";;
17 external drawstr
: int -> int -> int -> string -> float = "ml_draw_string";;
18 external measurestr
: int -> string -> float = "ml_measure_string";;
19 external postprocess
:
20 opaque
-> int -> int -> int -> (int * string * int) -> int
22 external pagebbox
: opaque
-> (int * int * int * int) = "ml_getpagebox";;
23 external setaalevel
: int -> unit = "ml_setaalevel";;
24 external realloctexts
: int -> bool = "ml_realloctexts";;
25 external findlink
: opaque
-> linkdir
-> link
= "ml_findlink";;
26 external getlink
: opaque
-> int -> under
= "ml_getlink";;
27 external getlinkrect
: opaque
-> int -> irect
= "ml_getlinkrect";;
28 external getlinkcount
: opaque
-> int = "ml_getlinkcount";;
29 external findpwl
: int -> int -> pagewithlinks
= "ml_find_page_with_links"
30 external getpbo
: width
-> height
-> colorspace
-> opaque
= "ml_getpbo";;
31 external freepbo
: opaque
-> unit = "ml_freepbo";;
32 external unmappbo
: opaque
-> unit = "ml_unmappbo";;
33 external pbousable
: unit -> bool = "ml_pbo_usable";;
34 external unproject
: opaque
-> int -> int -> (int * int) option
36 external drawtile
: tileparams
-> opaque
-> unit = "ml_drawtile";;
37 external rectofblock
: opaque
-> int -> int -> float array
option
39 external begintiles
: unit -> unit = "ml_begintiles";;
40 external endtiles
: unit -> unit = "ml_endtiles";;
42 let reeenterhist = ref false;;
43 let selfexec = ref E.s
;;
45 let drawstring size x y s
=
47 Gl.enable `texture_2d
;
48 GlFunc.blend_func `src_alpha `one_minus_src_alpha
;
49 ignore
(drawstr size x y s
);
51 Gl.disable `texture_2d
;
54 let drawstring1 size x y s
=
58 let drawstring2 size x y fmt
=
59 Printf.kprintf
(drawstring size
(x
+1) (y
+size
+1)) fmt
63 dolog
"l %d dim=%d {" l
.pageno l
.pagedimno
;
64 dolog
" WxH %dx%d" l
.pagew l
.pageh
;
65 dolog
" vWxH %dx%d" l
.pagevw l
.pagevh
;
66 dolog
" pagex,y %d,%d" l
.pagex l
.pagey
;
67 dolog
" dispx,y %d,%d" l
.pagedispx l
.pagedispy
;
68 dolog
" column %d" l
.pagecol
;
72 let debugrect (x0
, y0
, x1
, y1
, x2
, y2
, x3
, y3
) =
74 dolog
" x0,y0=(% f, % f)" x0 y0
;
75 dolog
" x1,y1=(% f, % f)" x1 y1
;
76 dolog
" x2,y2=(% f, % f)" x2 y2
;
77 dolog
" x3,y3=(% f, % f)" x3 y3
;
81 let isbirdseye = function Birdseye _
-> true | _
-> false;;
82 let istextentry = function Textentry _
-> true | _
-> false;;
84 let wtmode = ref false;;
85 let cxack = ref false;;
87 let pgscale h
= truncate
(float h
*. conf
.pgscale);;
90 if (conf
.scrollb
land scrollbhv
= 0)
91 || (state
.x
= 0 && state
.w
<= state
.winw
- conf
.scrollbw
)
97 if (conf
.scrollb
land scrollbvv
= 0)
102 let wadjsb w
= w
- vscrollw ();;
103 let xadjsb x
= if conf
.leftscroll
then x
+ vscrollw () else x
;;
106 fstate
.fontsize
<- n
;
107 fstate
.wwidth
<- measurestr fstate
.fontsize
"w";
108 fstate
.maxrows
<- (state
.winh
- fstate
.fontsize
- 1) / (fstate
.fontsize
+ 1);
114 Printf.kprintf prerr_endline fmt
116 Printf.kprintf ignore fmt
120 if emptystr conf
.pathlauncher
121 then print_endline state
.path
123 let re = Str.regexp
"%s" in
124 let command = Str.global_replace
re state
.path conf
.pathlauncher
in
127 Printf.eprintf
"failed to execute `%s': %s\n" command (exntos exn
);
133 type 'a t
= | Res
of 'a
| Exn
of exn
;;
141 try tempfailureretry
Unix.close fd
142 with exn
-> f
(exntos exn
)
146 try Res
(tempfailureretry
Unix.dup fd
)
151 try Res
(tempfailureretry
(Unix.dup2 fd1
) fd2
)
156 let redirectstderr () =
157 let clofail what errmsg
= dolog
"failed to close %s: %s" what errmsg
in
158 if conf
.redirectstderr
160 match Ne.res Unix.pipe
with
162 dolog
"failed to create stderr redirection pipes: %s" (exntos exn
)
165 begin match Ne.dup Unix.stderr
with
167 dolog
"failed to dup stderr: %s" (exntos exn
);
168 Ne.clo r
(clofail "pipe/r");
169 Ne.clo w
(clofail "pipe/w");
171 | Ne.Res dupstderr
->
172 begin match Ne.dup2 w
Unix.stderr
with
174 dolog
"failed to dup2 to stderr: %s" (exntos exn
);
175 Ne.clo dupstderr
(clofail "stderr duplicate");
176 Ne.clo r
(clofail "redir pipe/r");
177 Ne.clo w
(clofail "redir pipe/w");
180 state
.stderr
<- dupstderr
;
181 state
.errfd
<- Some r
;
185 state
.newerrmsgs
<- false;
186 begin match state
.errfd
with
188 begin match Ne.dup2 state
.stderr
Unix.stderr
with
190 dolog
"failed to dup2 original stderr: %s" (exntos exn
)
192 Ne.clo fd
(clofail "dup of stderr");
197 prerr_string
(Buffer.contents state
.errmsgs
);
199 Buffer.clear state
.errmsgs
;
205 let postRedisplay who
=
207 then prerr_endline
("redisplay for " ^ who
);
208 state
.redisplay
<- true;
212 let getopaque pageno
=
213 try Some
(Hashtbl.find state
.pagemap
(pageno
, state
.gen
))
214 with Not_found
-> None
217 let putopaque pageno opaque
=
218 Hashtbl.replace state
.pagemap
(pageno
, state
.gen
) opaque
221 let pagetranslatepoint l x y
=
222 let dy = y
- l
.pagedispy
in
223 let y = dy + l
.pagey
in
224 let dx = x
- l
.pagedispx
in
225 let x = dx + l
.pagex
in
229 let onppundermouse g
x y d
=
232 begin match getopaque l
.pageno
with
234 let x0 = l
.pagedispx
in
235 let x1 = x0 + l
.pagevw
in
236 let y0 = l
.pagedispy
in
237 let y1 = y0 + l
.pagevh
in
238 if y >= y0 && y <= y1 && x >= x0 && x <= x1
240 let px, py
= pagetranslatepoint l
x y in
241 match g opaque l
px py
with
254 let g opaque l
px py
=
257 match rectofblock opaque
px py
with
259 let rect = (a
.(0),a
.(2),a
.(1),a
.(2),a
.(1),a
.(3),a
.(0),a
.(3)) in
260 state
.rects
<- [l
.pageno
, l
.pageno
mod 3, rect];
261 G.postRedisplay "getunder";
264 match whatsunder opaque
px py
with
266 | under
-> Some under
268 onppundermouse g x y Unone
273 match unproject opaque
x y with
274 | Some
(x, y) -> Some
(Some
(l
.pageno
, x, y))
277 onppundermouse g x y None
;
281 state
.text
<- Printf.sprintf
"%c%s" c s
;
282 G.postRedisplay "showtext";
285 let pipesel opaque cmd
=
288 match Ne.res Unix.pipe
with
291 (Printf.sprintf
"pipesel can not create pipe: %s" (exntos exn
));
293 let doclose what fd
=
294 Ne.clo fd
(fun msg
-> dolog
"%s close failed: %s" what msg
)
297 try popen cmd
[r
, 0; w
, -1]; true
299 dolog
"can not execute %S: %s" cmd
(exntos exn
);
305 G.postRedisplay "pipesel";
307 else doclose "pipesel pipe/w" w
;
308 doclose "pipesel pipe/r" r
;
312 let g opaque l
px py
=
313 if markunder opaque
px py conf
.paxmark
316 match getopaque l
.pageno
with
318 | Some opaque
-> pipesel opaque conf
.paxcmd
323 G.postRedisplay "paxunder";
324 if conf
.paxmark
= Mark_page
327 match getopaque l
.pageno
with
329 | Some opaque
-> clearmark opaque
) state
.layout
;
331 onppundermouse g x y (fun () -> showtext '
!'
"Whoopsie daisy");
335 match Ne.res Unix.pipe
with
337 showtext '
!'
(Printf.sprintf
"pipe failed: %s" (exntos exn
))
340 Ne.clo fd
(fun msg
->
341 showtext '
!'
(Printf.sprintf
"failed to close %s: %s" cap msg
)
345 try popen conf
.selcmd
[r
, 0; w
, -1]; true
348 (Printf.sprintf
"failed to execute %s: %s"
349 conf
.selcmd
(exntos exn
));
355 let l = String.length s
in
356 let n = tempfailureretry
(Unix.write w s
0) l in
361 "failed to write %d characters to sel pipe, wrote %d"
366 (Printf.sprintf
"failed to write to sel pipe: %s"
371 clo "selstring pipe/r" r
;
372 clo "selstring pipe/w" w
;
375 let undertext = function
378 | Ulinkgoto
(pageno
, _
) -> Printf.sprintf
"%s: page %d" state
.path
(pageno
+1)
379 | Utext s
-> "font: " ^ s
380 | Uunexpected s
-> "unexpected: " ^ s
381 | Ulaunch s
-> "launch: " ^ s
382 | Unamed s
-> "named: " ^ s
383 | Uremote
(filename
, pageno
) ->
384 Printf.sprintf
"%s: page %d" filename
(pageno
+1)
385 | Uremotedest
(filename
, destname
) ->
386 Printf.sprintf
"%s: destination %S" filename destname
389 let updateunder x y =
390 match getunder x y with
391 | Unone
-> Wsi.setcursor
Wsi.CURSOR_INHERIT
393 if conf
.underinfo
then showtext 'u'
("ri: " ^ uri
);
394 Wsi.setcursor
Wsi.CURSOR_INFO
395 | Ulinkgoto
(pageno
, _
) ->
397 then showtext 'p'
("age: " ^ string_of_int
(pageno
+1));
398 Wsi.setcursor
Wsi.CURSOR_INFO
400 if conf
.underinfo
then showtext '
f'
("ont: " ^ s
);
401 Wsi.setcursor
Wsi.CURSOR_TEXT
403 if conf
.underinfo
then showtext 'u'
("nexpected: " ^ s
);
404 Wsi.setcursor
Wsi.CURSOR_INHERIT
406 if conf
.underinfo
then showtext '
l'
("aunch: " ^ s
);
407 Wsi.setcursor
Wsi.CURSOR_INHERIT
409 if conf
.underinfo
then showtext '
n'
("amed: " ^ s
);
410 Wsi.setcursor
Wsi.CURSOR_INHERIT
411 | Uremote
(filename
, pageno
) ->
412 if conf
.underinfo
then showtext 'r'
413 (Printf.sprintf
"emote: %s (%d)" filename
(pageno
+1));
414 Wsi.setcursor
Wsi.CURSOR_INFO
415 | Uremotedest
(filename
, destname
) ->
416 if conf
.underinfo
then showtext 'r'
417 (Printf.sprintf
"emote destination: %s (%S)" filename destname
);
418 Wsi.setcursor
Wsi.CURSOR_INFO
421 let showlinktype under
=
427 let s = undertext under
in
432 let b = Buffer.create
(String.length
s + 1) in
433 Buffer.add_string
b s;
438 let intentry_with_suffix text key
=
440 if key
>= 32 && key
< 127
444 match Char.lowercase
c with
446 let text = addchar text c in
450 let text = addchar text c in
454 state
.text <- Printf.sprintf
"invalid char (%d, `%c')" key
c;
460 let n = tempfailureretry
(Unix.read fd
s 0) 4 in
461 if n != 4 then error
"incomplete read(len) = %d" n;
463 lor (Char.code
s.[0] lsl 24)
464 lor (Char.code
s.[1] lsl 16)
465 lor (Char.code
s.[2] lsl 8)
466 lor (Char.code
s.[3] lsl 0)
468 let s = String.create
len in
469 let n = tempfailureretry
(Unix.read fd
s 0) len in
470 if n != len then error
"incomplete read(data) %d vs %d" n len;
474 let btod b = if b then 1 else 0;;
477 let b = Buffer.create
16 in
478 Buffer.add_string
b "llll";
481 let s = Buffer.contents
b in
482 let n = String.length
s in
484 (* dolog "wcmd %S" (String.sub s 4 len); *)
485 s.[0] <- Char.chr
((len lsr 24) land 0xff);
486 s.[1] <- Char.chr
((len lsr 16) land 0xff);
487 s.[2] <- Char.chr
((len lsr 8) land 0xff);
488 s.[3] <- Char.chr
(len land 0xff);
489 let n'
= tempfailureretry
(Unix.write state
.sw
s 0) n in
490 if n'
!= n then error
"write failed %d vs %d" n'
n;
494 let nogeomcmds cmds
=
496 | s, [] -> emptystr
s
500 let layoutN ((columns
, coverA
, coverB
), b) y sh
=
501 let sh = sh - (hscrollh ()) in
502 let rec fold accu
n =
503 if n = Array.length
b
506 let pdimno, dx, vy
, (_
, w
, h
, xoff
) = b.(n) in
509 || n = state
.pagecount
- coverB
510 || (n - coverA
) mod columns
= columns
- 1)
516 let pagey = max
0 (y - vy
) in
517 let pagedispy = if pagey > 0 then 0 else vy
- y in
518 let pagedispx, pagex
=
520 if n = coverA
- 1 || n = state
.pagecount
- coverB
521 then state
.x + (wadjsb state
.winw
- w
) / 2
522 else dx + xoff
+ state
.x
529 let vw = wadjsb state
.winw
- pagedispx in
530 let pw = w
- pagex
in
533 let pagevh = min
(h
- pagey) (sh - pagedispy) in
534 if pagevw > 0 && pagevh > 0
545 ; pagedispx = pagedispx
546 ; pagedispy = pagedispy
558 if Array.length
b = 0
560 else List.rev
(fold [] (page_of_y
y))
563 let layoutS (columns
, b) y sh =
564 let sh = sh - hscrollh () in
565 let rec fold accu n =
566 if n = Array.length
b
569 let pdimno, px, vy
, (_
, pagew
, pageh
, xoff
) = b.(n) in
576 let x = xoff
+ state
.x in
577 let pagey = max
0 (y - vy
) in
578 let pagedispy = if pagey > 0 then 0 else vy
- y in
579 let pagedispx, pagex
=
593 let pagecolw = pagew
/columns
in
595 if pagecolw < state
.winw
596 then pagedispx + ((wadjsb state
.winw
- pagecolw) / 2)
600 let vw = wadjsb state
.winw
- pagedispx in
601 let pw = pagew
- pagex
in
604 let pagevw = min
pagevw pagecolw in
605 let pagevh = min
(pageh
- pagey) (sh - pagedispy) in
606 if pagevw > 0 && pagevh > 0
617 ; pagedispx = pagedispx
618 ; pagedispy = pagedispy
619 ; pagecol
= n mod columns
634 if nogeomcmds state
.geomcmds
636 match conf
.columns
with
637 | Csingle
b -> layoutN ((1, 0, 0), b) y sh
638 | Cmulti
c -> layoutN c y sh
639 | Csplit
s -> layoutS s y sh
644 let y = state
.y + incr
in
646 let y = min
y (state
.maxy
- (if conf
.maxhfit
then state
.winh
else 0)) in
651 let tilex = l.pagex
mod conf
.tilew
in
652 let tiley = l.pagey mod conf
.tileh
in
654 let col = l.pagex
/ conf
.tilew
in
655 let row = l.pagey / conf
.tileh
in
657 let rec rowloop row y0 dispy h
=
661 let dh = conf
.tileh
- y0 in
663 let rec colloop col x0 dispx w
=
667 let dw = conf
.tilew
- x0 in
669 let dispx'
= xadjsb dispx in
670 f col row dispx' dispy
x0 y0 dw dh;
671 colloop (col+1) 0 (dispx+dw) (w
-dw)
674 colloop col tilex l.pagedispx l.pagevw;
675 rowloop (row+1) 0 (dispy
+dh) (h
-dh)
678 if l.pagevw > 0 && l.pagevh > 0
679 then rowloop row tiley l.pagedispy l.pagevh;
682 let gettileopaque l col row =
684 l.pageno
, state
.gen
, conf
.colorspace
, conf
.angle
, l.pagew
, l.pageh
, col, row
686 try Some
(Hashtbl.find state
.tilemap
key)
687 with Not_found
-> None
690 let puttileopaque l col row gen colorspace angle opaque size elapsed
=
691 let key = l.pageno
, gen
, colorspace
, angle
, l.pagew
, l.pageh
, col, row in
692 Hashtbl.add state
.tilemap
key (opaque
, size
, elapsed
)
695 let filledrect x0 y0 x1 y1 =
696 GlArray.disable `texture_coord
;
697 Raw.sets_float state
.vraw ~pos
:0 [| x0; y0; x0; y1; x1; y0; x1; y1 |];
698 GlArray.vertex `two state
.vraw
;
699 GlArray.draw_arrays `triangle_strip
0 4;
700 GlArray.enable `texture_coord
;
703 let linerect x0 y0 x1 y1 =
704 GlArray.disable `texture_coord
;
705 Raw.sets_float state
.vraw ~pos
:0 [| x0; y0; x0; y1; x1; y1; x1; y0 |];
706 GlArray.vertex `two state
.vraw
;
707 GlArray.draw_arrays `line_loop
0 4;
708 GlArray.enable `texture_coord
;
711 let drawtiles l color
=
714 let f col row x y tilex tiley w h
=
715 match gettileopaque l col row with
716 | Some
(opaque
, _
, t
) ->
717 let params = x, y, w
, h
, tilex, tiley in
719 then GlTex.env
(`mode `blend
);
720 drawtile
params opaque
;
722 then GlTex.env
(`mode `modulate
);
726 let s = Printf.sprintf
730 let w = measurestr fstate
.fontsize
s in
731 GlDraw.color
(0.0, 0.0, 0.0);
732 filledrect (float (x-2))
735 (float (y + fstate
.fontsize
+ 2));
736 GlDraw.color
(1.0, 1.0, 1.0);
737 drawstring fstate
.fontsize
x (y + fstate
.fontsize
- 1) s;
747 let lw = wadjsb state
.winw
- x in
750 let lh = state
.winh
- y in
754 then GlTex.env
(`mode `blend
);
755 begin match state
.checkerstexid
with
757 Gl.enable `texture_2d
;
758 GlTex.bind_texture `texture_2d id
;
762 and y1 = float (y+h
) in
764 let tw = float w /. 16.0
765 and th
= float h
/. 16.0 in
766 let tx0 = float tilex /. 16.0
767 and ty0
= float tiley /. 16.0 in
769 and ty1
= ty0
+. th
in
770 Raw.sets_float state
.vraw ~pos
:0
771 [| x0; y0; x0; y1; x1; y0; x1; y1 |];
772 Raw.sets_float state
.traw ~pos
:0
773 [| tx0; ty0
; tx0; ty1
; tx1; ty0
; tx1; ty1
|];
774 GlArray.vertex `two state
.vraw
;
775 GlArray.tex_coord `two state
.traw
;
776 GlArray.draw_arrays `triangle_strip
0 4;
777 Gl.disable `texture_2d
;
780 GlDraw.color
(1.0, 1.0, 1.0);
781 filledrect (float x) (float y) (float (x+w)) (float (y+h
));
784 then GlTex.env
(`mode `modulate
);
785 if w > 128 && h
> fstate
.fontsize
+ 10
787 let c = if conf
.invert
then 1.0 else 0.0 in
788 GlDraw.color
(c, c, c);
791 then (col*conf
.tilew
, row*conf
.tileh
)
794 drawstring2 fstate
.fontsize
x y "Loading %d [%d,%d]" l.pageno
c r
;
803 let pagevisible layout n = List.exists
(fun l -> l.pageno
= n) layout;;
805 let tilevisible1 l x y =
807 and ax1
= l.pagex
+ l.pagevw
809 and ay1
= l.pagey + l.pagevh in
813 let bx1 = min
(bx0 + conf
.tilew
) l.pagew
814 and by1
= min
(by0
+ conf
.tileh
) l.pageh
in
816 let rx0 = max
ax0 bx0
817 and ry0
= max ay0 by0
818 and rx1
= min ax1
bx1
819 and ry1
= min ay1 by1
in
821 let nonemptyintersection = rx1
> rx0 && ry1
> ry0
in
825 let tilevisible layout n x y =
826 let rec findpageinlayout m
= function
827 | l :: rest
when l.pageno
= n ->
828 tilevisible1 l x y || (
829 match conf
.columns
with
830 | Csplit
(c, _
) when c > m
-> findpageinlayout (m
+1) rest
833 | _
:: rest
-> findpageinlayout 0 rest
836 findpageinlayout 0 layout;
839 let tileready l x y =
840 tilevisible1 l x y &&
841 gettileopaque l (x/conf
.tilew
) (y/conf
.tileh
) != None
844 let tilepage n p
layout =
845 let rec loop = function
849 let f col row _ _ _ _ _ _
=
850 if state
.currently
= Idle
852 match gettileopaque l col row with
855 let x = col*conf
.tilew
856 and y = row*conf
.tileh
in
858 let w = l.pagew
- x in
862 let h = l.pageh
- y in
867 then getpbo
w h conf
.colorspace
870 wcmd "tile %s %d %d %d %d %s"
871 (~
> p
) x y w h (~
> pbo);
874 l, p
, conf
.colorspace
, conf
.angle
,
875 state
.gen
, col, row, conf
.tilew
, conf
.tileh
884 if nogeomcmds state
.geomcmds
888 let preloadlayout y =
889 let y = if y < state
.winh
then 0 else y - state
.winh
in
890 let h = state
.winh
*3 in
896 if state
.currently
!= Idle
901 begin match getopaque l.pageno
with
903 wcmd "page %d %d" l.pageno
l.pagedimno
;
904 state
.currently
<- Loading
(l, state
.gen
);
906 tilepage l.pageno opaque pages
;
911 if nogeomcmds state
.geomcmds
917 if conf
.preload && state
.currently
= Idle
918 then load (preloadlayout state
.y);
921 let layoutready layout =
922 let rec fold all ls
=
925 let seen = ref false in
926 let allvisible = ref true in
927 let foo col row _ _ _ _ _ _
=
929 allvisible := !allvisible &&
930 begin match gettileopaque l col row with
936 fold (!seen && !allvisible) rest
939 let alltilesvisible = fold true layout in
944 let y = bound
y 0 state
.maxy
in
945 let y, layout, proceed
=
946 match conf
.maxwait
with
947 | Some time
when state
.ghyll
== noghyll
->
948 begin match state
.throttle
with
950 let layout = layout y state
.winh
in
951 let ready = layoutready layout in
955 state
.throttle
<- Some
(layout, y, now
());
957 else G.postRedisplay "gotoy showall (None)";
959 | Some
(_
, _
, started
) ->
960 let dt = now
() -. started
in
963 state
.throttle
<- None
;
964 let layout = layout y state
.winh
in
966 G.postRedisplay "maxwait";
973 let layout = layout y state
.winh
in
974 if not
!wtmode || layoutready layout
975 then G.postRedisplay "gotoy ready";
981 state
.layout <- layout;
982 begin match state
.mode
with
983 | LinkNav
(Ltexact
(pageno
, linkno
)) ->
984 let rec loop = function
986 state
.mode
<- LinkNav
(Ltgendir
0)
987 | l :: _
when l.pageno
= pageno
->
988 begin match getopaque pageno
with
990 state
.mode
<- LinkNav
(Ltgendir
0)
992 let x0, y0, x1, y1 = getlinkrect opaque linkno
in
993 if not
(x0 >= l.pagex
&& x1 <= l.pagex
+ l.pagevw
994 && y0 >= l.pagey && y1 <= l.pagey + l.pagevh)
995 then state
.mode
<- LinkNav
(Ltgendir
0)
997 | _
:: rest
-> loop rest
1002 begin match state
.mode
with
1003 | Birdseye
(conf
, leftx
, pageno
, hooverpageno
, anchor
) ->
1004 if not
(pagevisible layout pageno
)
1006 match state
.layout with
1009 state
.mode
<- Birdseye
(
1010 conf
, leftx
, l.pageno
, hooverpageno
, anchor
1013 | LinkNav
(Ltgendir dir
as lt
) ->
1015 let rec loop = function
1018 match getopaque l.pageno
with
1024 then LDfirstvisible
(l.pagex
, l.pagey, dir
)
1026 if dir
> 0 then LDfirst
else LDlast
1032 | Lnotfound
-> loop rest
1034 showlinktype (getlink opaque
n);
1035 Ltexact
(l.pageno
, n)
1039 state
.mode
<- LinkNav
linknav
1044 state
.ghyll
<- noghyll
;
1047 let mx, my
= state
.mpos
in
1052 let conttiling pageno opaque
=
1053 tilepage pageno opaque
1054 (if conf
.preload then preloadlayout state
.y else state
.layout)
1057 let gotoy_and_clear_text y =
1058 if not conf
.verbose
then state
.text <- E.s;
1062 let getanchory (n, top
, dtop
) =
1063 let y, h = getpageyh
n in
1064 if conf
.presentation
1066 let ips = calcips
h in
1067 y + truncate
(top
*.float h -. dtop
*.float ips) + ips;
1069 y + truncate
(top
*.float h -. dtop
*.float conf
.interpagespace
)
1072 let gotoanchor anchor
=
1073 gotoy (getanchory anchor
);
1077 cbput state
.hists
.nav
(getanchor
());
1081 let anchor = cbgetc state
.hists
.nav dir
in
1085 let gotoghyll1 single
y =
1086 let scroll f n a
b =
1087 (* http://devmaster.net/forums/topic/9796-ease-in-ease-out-algorithm/ *)
1089 let s x = 3.0*.x**2.0 -. 2.0*.x**3.0 in
1091 then s (float f /. float a
)
1094 then 1.0 -. s ((float (f-b) /. float (n-b)))
1100 let ins = float a
*. 0.5
1101 and outs
= float (n-b) *. 0.5 in
1103 ins +. outs
+. float ones
1105 let rec set nab
y sy
=
1106 let (_N
, _A
, _B
), y =
1109 let scl = if y > sy
then 2 else -2 in
1110 let _N, _
, _
= nab
in
1111 (_N,0,_N), y+conf
.scrollstep
*scl
1113 let sum = summa
_N _A _B
in
1114 let dy = float (y - sy
) in
1118 then state
.ghyll
<- noghyll
1121 let s = scroll n _N _A _B
in
1122 let y1 = y1 +. ((s *. dy) /. sum) in
1123 gotoy_and_clear_text (truncate
y1);
1124 state
.ghyll
<- gf (n+1) y1;
1128 | Some
y'
when single
-> set nab
y' state
.y
1129 | Some
y'
-> set (_N/2, 1, 1) y' state
.y
1131 gf 0 (float state
.y)
1134 match conf
.ghyllscroll
with
1135 | Some nab
when not conf
.presentation
->
1136 if state
.ghyll
== noghyll
1137 then set nab
y state
.y
1138 else state
.ghyll
(Some
y)
1140 gotoy_and_clear_text y
1143 let gotoghyll = gotoghyll1 false;;
1145 let gotopage n top
=
1146 let y, h = getpageyh
n in
1147 let y = y + (truncate
(top
*. float h)) in
1151 let gotopage1 n top
=
1152 let y = getpagey
n in
1157 let invalidate s f =
1162 match state
.geomcmds
with
1163 | ps
, [] when emptystr ps
->
1165 state
.geomcmds
<- s, [];
1168 state
.geomcmds
<- ps
, [s, f];
1170 | ps
, (s'
, _
) :: rest
when s'
= s ->
1171 state
.geomcmds
<- ps
, ((s, f) :: rest
);
1174 state
.geomcmds
<- ps
, ((s, f) :: cmds
);
1178 Hashtbl.iter
(fun _ opaque
->
1179 wcmd "freepage %s" (~
> opaque
);
1181 Hashtbl.clear state
.pagemap
;
1185 if not
(Queue.is_empty state
.tilelru
)
1187 Queue.iter
(fun (k
, p
, s) ->
1188 wcmd "freetile %s" (~
> p
);
1189 state
.memused
<- state
.memused
- s;
1190 Hashtbl.remove state
.tilemap k
;
1192 state
.uioh#infochanged Memused
;
1193 Queue.clear state
.tilelru
;
1199 let h = truncate
(float h*.conf
.zoom
) in
1200 let d = conf
.interpagespace
lsl (if conf
.presentation
then 1 else 0) in
1204 let opendoc path password
=
1206 state
.password
<- password
;
1207 state
.gen
<- state
.gen
+ 1;
1208 state
.docinfo
<- [];
1211 setaalevel conf
.aalevel
;
1213 if emptystr state
.origin
1217 Wsi.settitle
("llpp " ^
(mbtoutf8
(Filename.basename
titlepath)));
1218 wcmd "open %d %d %s\000%s\000" (btod !wtmode) (btod !cxack) path password
;
1219 invalidate "reqlayout"
1221 wcmd "reqlayout %d %d %d %s\000"
1222 conf
.angle
(FMTE.to_int conf
.fitmodel
)
1223 (stateh state
.winh
) state
.nameddest
1228 state
.anchor <- getanchor
();
1229 opendoc state
.path state
.password
;
1233 let c = c *. conf
.colorscale
in
1237 let scalecolor2 (r
, g, b) =
1238 (r
*. conf
.colorscale
, g *. conf
.colorscale
, b *. conf
.colorscale
);
1241 let docolumns = function
1243 let a = Array.make state
.pagecount
(-1, -1, -1, (-1, -1, -1, -1)) in
1244 let rec loop pageno
pdimno pdim
y ph pdims
=
1245 if pageno
= state
.pagecount
1248 let pdimno, ((_
, w, h, xoff
) as pdim
), pdims
=
1250 | ((pageno'
, _
, _
, _
) as pdim
) :: rest
when pageno'
= pageno
->
1251 pdimno+1, pdim
, rest
1255 let x = max
0 (((wadjsb state
.winw
- w) / 2) - xoff
) in
1257 (if conf
.presentation
1258 then (if pageno
= 0 then calcips
h else calcips ph
+ calcips
h)
1259 else (if pageno
= 0 then 0 else conf
.interpagespace
)
1262 a.(pageno
) <- (pdimno, x, y, pdim
);
1263 loop (pageno
+1) pdimno pdim
(y + h) h pdims
1265 loop 0 ~
-1 (-1,-1,-1,-1) 0 0 state
.pdims
;
1266 conf
.columns
<- Csingle
a;
1268 | Cmulti
((columns
, coverA
, coverB
), _
) ->
1269 let a = Array.make state
.pagecount
(-1, -1, -1, (-1, -1, -1, -1)) in
1270 let rec loop pageno
pdimno pdim
x y rowh pdims
=
1271 let rec fixrow m
= if m
= pageno
then () else
1272 let (pdimno, x, y, ((_
, _
, h, _
) as pdim
)) = a.(m
) in
1275 let y = y + (rowh
- h) / 2 in
1276 a.(m
) <- (pdimno, x, y, pdim
);
1280 if pageno
= state
.pagecount
1281 then fixrow (((pageno
- 1) / columns
) * columns
)
1283 let pdimno, ((_
, w, h, xoff
) as pdim
), pdims
=
1285 | ((pageno'
, _
, _
, _
) as pdim
) :: rest
when pageno'
= pageno
->
1286 pdimno+1, pdim
, rest
1291 if pageno
= coverA
- 1 || pageno
= state
.pagecount
- coverB
1293 let x = (wadjsb state
.winw
- w) / 2 in
1295 if conf
.presentation
then calcips
h else conf
.interpagespace
in
1296 x, y + ips + rowh
, h
1299 if (pageno
- coverA
) mod columns
= 0
1301 let x = max
0 (wadjsb state
.winw
- state
.w) / 2 in
1303 if conf
.presentation
1305 let ips = calcips
h in
1306 y + (if pageno
= 0 then 0 else calcips rowh
+ ips)
1308 y + (if pageno
= 0 then 0 else conf
.interpagespace
)
1312 else x, y, max rowh
h
1316 if pageno
> 1 && (pageno
- coverA
) mod columns
= 0
1319 if pageno
= columns
&& conf
.presentation
1321 let ips = calcips rowh
in
1322 for i
= 0 to pred columns
1324 let (pdimno, x, y, pdim
) = a.(i
) in
1325 a.(i
) <- (pdimno, x, y+ips, pdim
)
1331 fixrow (pageno
- columns
);
1336 a.(pageno
) <- (pdimno, x, y, pdim
);
1337 let x = x + w + xoff
*2 + conf
.interpagespace
in
1338 loop (pageno
+1) pdimno pdim
x y rowh' pdims
1340 loop 0 ~
-1 (-1,-1,-1,-1) 0 0 0 state
.pdims
;
1341 conf
.columns
<- Cmulti
((columns
, coverA
, coverB
), a);
1344 let a = Array.make
(state
.pagecount
*c) (-1, -1, -1, (-1, -1, -1, -1)) in
1345 let rec loop pageno
pdimno pdim
y pdims
=
1346 if pageno
= state
.pagecount
1349 let pdimno, ((_
, w, h, _
) as pdim
), pdims
=
1351 | ((pageno'
, _
, _
, _
) as pdim
) :: rest
when pageno'
= pageno
->
1352 pdimno+1, pdim
, rest
1357 let rec loop1 n x y =
1358 if n = c then y else (
1359 a.(pageno
*c + n) <- (pdimno, x, y, pdim
);
1360 loop1 (n+1) (x+cw) (y + h + conf
.interpagespace
)
1363 let y = loop1 0 0 y in
1364 loop (pageno
+1) pdimno pdim
y pdims
1366 loop 0 ~
-1 (-1,-1,-1,-1) 0 state
.pdims
;
1367 conf
.columns
<- Csplit
(c, a);
1371 docolumns conf
.columns
;
1372 state
.maxy
<- calcheight
();
1373 if state
.reprf
== noreprf
1375 match state
.mode
with
1376 | Birdseye
(_
, _
, pageno
, _
, _
) ->
1377 let y, h = getpageyh pageno
in
1378 let top = (state
.winh
- h) / 2 in
1379 gotoy (max
0 (y - top))
1380 | _
-> gotoanchor state
.anchor
1384 state
.reprf
<- noreprf
;
1389 GlDraw.viewport
0 0 w h;
1390 let firsttime = state
.geomcmds
== firstgeomcmds
in
1391 if not
firsttime && nogeomcmds state
.geomcmds
1392 then state
.anchor <- getanchor
();
1395 let w = wadjsb (truncate
(float w *. conf
.zoom
)) in
1398 setfontsize fstate
.fontsize
;
1399 GlMat.mode `modelview
;
1400 GlMat.load_identity
();
1402 GlMat.mode `projection
;
1403 GlMat.load_identity
();
1404 GlMat.rotate ~
x:1.0 ~angle
:180.0 ();
1405 GlMat.translate ~
x:~
-.1.0 ~
y:~
-.1.0 ();
1406 GlMat.scale3
(2.0 /. float state
.winw
, 2.0 /. float state
.winh
, 1.0);
1411 else float state
.x /. float state
.w
1413 invalidate "geometry"
1417 then state
.x <- truncate
(relx *. float w);
1419 match conf
.columns
with
1421 | Cmulti
((c, _
, _
), _
) -> (w - (c-1)*conf
.interpagespace
) / c
1422 | Csplit
(c, _
) -> w * c
1424 wcmd "geometry %d %d %d"
1425 w (stateh h) (FMTE.to_int conf
.fitmodel
)
1430 let len = String.length state
.text in
1431 let x0 = xadjsb 0 in
1434 match state
.mode
with
1435 | Textentry _
| View
| LinkNav _
->
1436 let h, _
, _
= state
.uioh#scrollpw
in
1441 filledrect x (float (state
.winh
- (fstate
.fontsize
+ 4) - hscrollh))
1442 (x+.w) (float (state
.winh
- hscrollh))
1445 let w = float (wadjsb state
.winw
- 1) in
1446 if state
.progress
>= 0.0 && state
.progress
< 1.0
1448 GlDraw.color
(0.3, 0.3, 0.3);
1449 let w1 = w *. state
.progress
in
1451 GlDraw.color
(0.0, 0.0, 0.0);
1452 rect (float x0+.w1) (float x0+.w-.w1)
1455 GlDraw.color
(0.0, 0.0, 0.0);
1459 GlDraw.color
(1.0, 1.0, 1.0);
1460 drawstring fstate
.fontsize
1461 (if conf
.leftscroll
then x0 else x0 + if len > 0 then 8 else 2)
1462 (state
.winh
- hscrollh - 5) s;
1465 match state
.mode
with
1466 | Textentry
((prefix
, text, _
, _
, _
, _
), _
) ->
1470 Printf.sprintf
"%s%s_ [%s]" prefix
text state
.text
1472 Printf.sprintf
"%s%s_" prefix
text
1481 if not
(istextentry state
.mode
) && state
.uioh#eformsgs
1483 let s1 = "(press 'e' to review error messasges)" in
1484 if nonemptystr
s then s ^
" " ^
s1 else s1
1494 let len = Queue.length state
.tilelru
in
1496 match state
.throttle
with
1499 then preloadlayout state
.y
1501 | Some
(layout, _
, _
) ->
1505 if state
.memused
<= conf
.memlimit
1510 let (k
, p
, s) as lruitem
= Queue.pop state
.tilelru
in
1511 let n, gen
, colorspace
, angle
, pagew
, pageh
, col, row = k
in
1512 let (_
, pw, ph
, _
) = getpagedim
n in
1515 && colorspace
= conf
.colorspace
1516 && angle
= conf
.angle
1520 let x = col*conf
.tilew
1521 and y = row*conf
.tileh
in
1522 tilevisible (Lazy.force_val
layout) n x y
1524 then Queue.push lruitem state
.tilelru
1527 wcmd "freetile %s" (~
> p
);
1528 state
.memused
<- state
.memused
- s;
1529 state
.uioh#infochanged Memused
;
1530 Hashtbl.remove state
.tilemap k
;
1538 let logcurrently = function
1539 | Idle
-> dolog
"Idle"
1540 | Loading
(l, gen
) ->
1541 dolog
"Loading %d gen=%d curgen=%d" l.pageno gen state
.gen
1542 | Tiling
(l, pageopaque
, colorspace
, angle
, gen
, col, row, tilew
, tileh
) ->
1544 "Tiling %d[%d,%d] page=%s cs=%s angle"
1545 l.pageno
col row (~
> pageopaque
)
1546 (CSTE.to_string colorspace
)
1548 dolog
"gen=(%d,%d) (%d,%d) tile=(%d,%d) (%d,%d)"
1549 angle gen conf
.angle state
.gen
1551 conf
.tilew conf
.tileh
1558 let r = Str.regexp
" " in
1559 fun s -> Str.bounded_split
r s 2;
1562 let onpagerect pageno
f =
1564 match conf
.columns
with
1565 | Cmulti
(_
, b) -> b
1567 | Csplit
(_
, b) -> b
1569 if pageno
>= 0 && pageno
< Array.length
b
1571 let (_
, _
, _
, (w, h, _
, _
)) = b.(pageno
) in
1575 let gotopagexy1 pageno
x y =
1576 let _,w1,h1
,leftx
= getpagedim pageno
in
1577 let top = y /. (float h1
) in
1578 let left = x /. (float w1) in
1579 let py, w, h = getpageywh pageno
in
1580 let wh = state
.winh
- hscrollh () in
1581 let x = left *. (float w) in
1582 let x = leftx
+ state
.x + truncate
x in
1584 if x < 0 || x >= wadjsb state
.winw
1588 let pdy = truncate
(top *. float h) in
1589 let y'
= py + pdy in
1590 let dy = y'
- state
.y in
1592 if x != state
.x || not
(dy > 0 && dy < wh)
1594 if conf
.presentation
1596 if abs
(py - y'
) > wh
1603 if state
.x != sx || state
.y != sy
1608 let ww = wadjsb state
.winw
in
1610 and qy
= pdy / wh in
1612 and y = py + qy
* wh in
1613 let x = if -x + ww > w1 then -(w1-ww) else x
1614 and y'
= if y + wh > state
.maxy
then state
.maxy
- wh else y in
1616 if conf
.presentation
1618 if abs
(py - y'
) > wh
1628 gotoy_and_clear_text y;
1630 else gotoy_and_clear_text state
.y;
1633 let gotopagexy pageno
x y =
1634 match state
.mode
with
1635 | Birdseye
_ -> gotopage pageno
0.0
1636 | _ -> gotopagexy1 pageno
x y
1640 (* dolog "%S" cmds; *)
1641 let cl = splitatspace cmds
in
1643 try Scanf.sscanf
s fmt
f
1645 dolog
"error processing '%S': %s" cmds
(exntos exn
);
1648 let addoutline outline
=
1649 match state
.currently
with
1650 | Outlining outlines
->
1651 state
.currently
<- Outlining
(outline
:: outlines
)
1652 | Idle
-> state
.currently
<- Outlining
[outline
]
1654 dolog
"invalid outlining state";
1655 logcurrently currently
1659 state
.uioh#infochanged Pdim
;
1662 | "clearrects" :: [] ->
1663 state
.rects
<- state
.rects1
;
1664 G.postRedisplay "clearrects";
1666 | "continue" :: args
:: [] ->
1667 let n = scan args
"%u" (fun n -> n) in
1668 state
.pagecount
<- n;
1669 begin match state
.currently
with
1671 state
.currently
<- Idle
;
1672 state
.outlines
<- Array.of_list
(List.rev
l)
1676 let cur, cmds
= state
.geomcmds
in
1678 then failwith
"umpossible";
1680 begin match List.rev cmds
with
1682 state
.geomcmds
<- E.s, [];
1683 state
.throttle
<- None
;
1687 state
.geomcmds
<- s, List.rev rest
;
1689 if conf
.maxwait
= None
&& not
!wtmode
1690 then G.postRedisplay "continue";
1692 | "title" :: args
:: [] ->
1696 | "msg" :: args
:: [] ->
1699 | "vmsg" :: args
:: [] ->
1701 then showtext ' ' args
1703 | "emsg" :: args
:: [] ->
1704 Buffer.add_string state
.errmsgs args
;
1705 state
.newerrmsgs
<- true;
1706 G.postRedisplay "error message"
1708 | "progress" :: args
:: [] ->
1709 let progress, text =
1712 f, String.sub args pos
(String.length args
- pos
))
1715 state
.progress <- progress;
1716 G.postRedisplay "progress"
1718 | "firstmatch" :: args
:: [] ->
1719 let pageno, c, x0, y0, x1, y1, x2
, y2
, x3
, y3
=
1720 scan args
"%u %d %f %f %f %f %f %f %f %f"
1721 (fun p
c x0 y0 x1 y1 x2 y2 x3 y3
->
1722 (p
, c, x0, y0, x1, y1, x2
, y2
, x3
, y3
))
1724 let xoff = float (xadjsb 0) in
1728 and x3
= x3
+. xoff in
1729 let y = (getpagey
pageno) + truncate
y0 in
1732 state
.rects1
<- [pageno, c, (x0, y0, x1, y1, x2
, y2
, x3
, y3
)]
1734 | "match" :: args
:: [] ->
1735 let pageno, c, x0, y0, x1, y1, x2
, y2
, x3
, y3
=
1736 scan args
"%u %d %f %f %f %f %f %f %f %f"
1737 (fun p
c x0 y0 x1 y1 x2 y2 x3 y3
->
1738 (p
, c, x0, y0, x1, y1, x2
, y2
, x3
, y3
))
1740 let xoff = float (xadjsb 0) in
1744 and x3
= x3
+. xoff in
1746 (pageno, c, (x0, y0, x1, y1, x2
, y2
, x3
, y3
)) :: state
.rects1
1748 | "page" :: args
:: [] ->
1749 let pageopaques, t
= scan args
"%s %f" (fun p t
-> p
, t
) in
1750 let pageopaque = ~
< pageopaques in
1751 begin match state
.currently
with
1752 | Loading
(l, gen
) ->
1753 vlog "page %d took %f sec" l.pageno t
;
1754 Hashtbl.replace state
.pagemap
(l.pageno, gen
) pageopaque;
1755 begin match state
.throttle
with
1757 let preloadedpages =
1759 then preloadlayout state
.y
1764 List.fold_left
(fun s l -> IntSet.add
l.pageno s)
1765 IntSet.empty
preloadedpages
1768 Hashtbl.fold (fun ((pageno, _) as key) opaque
accu ->
1769 if not
(IntSet.mem
pageno set)
1771 wcmd "freepage %s" (~
> opaque
);
1777 List.iter
(Hashtbl.remove state
.pagemap
) evictedpages;
1780 state
.currently
<- Idle
;
1783 tilepage l.pageno pageopaque state
.layout;
1785 load preloadedpages;
1786 if pagevisible state
.layout l.pageno
1787 && layoutready state
.layout
1788 then G.postRedisplay "page";
1791 | Some
(layout, _, _) ->
1792 state
.currently
<- Idle
;
1793 tilepage l.pageno pageopaque layout;
1798 dolog
"Inconsistent loading state";
1799 logcurrently state
.currently
;
1803 | "tile" :: args
:: [] ->
1804 let (x, y, opaques
, size
, t
) =
1805 scan args
"%u %u %s %u %f"
1806 (fun x y p size t
-> (x, y, p
, size
, t
))
1808 let opaque = ~
< opaques
in
1809 begin match state
.currently
with
1810 | Tiling
(l, pageopaque, cs
, angle
, gen
, col, row, tilew
, tileh
) ->
1811 vlog "tile %d [%d,%d] took %f sec" l.pageno col row t
;
1814 if tilew
!= conf
.tilew
|| tileh
!= conf
.tileh
1816 wcmd "freetile %s" (~
> opaque);
1817 state
.currently
<- Idle
;
1821 puttileopaque l col row gen cs angle
opaque size t
;
1822 state
.memused
<- state
.memused
+ size
;
1823 state
.uioh#infochanged Memused
;
1825 Queue.push
((l.pageno, gen
, cs
, angle
, l.pagew
, l.pageh
, col, row),
1826 opaque, size
) state
.tilelru
;
1829 match state
.throttle
with
1830 | None
-> state
.layout
1831 | Some
(layout, _, _) -> layout
1834 state
.currently
<- Idle
;
1836 && conf
.colorspace
= cs
1837 && conf
.angle
= angle
1838 && tilevisible layout l.pageno x y
1839 then conttiling l.pageno pageopaque;
1841 begin match state
.throttle
with
1843 preload state
.layout;
1845 && conf
.colorspace
= cs
1846 && conf
.angle
= angle
1847 && tilevisible state
.layout l.pageno x y
1848 && (not
!wtmode || layoutready state
.layout)
1849 then G.postRedisplay "tile nothrottle";
1851 | Some
(layout, y, _) ->
1852 let ready = layoutready layout in
1856 state
.layout <- layout;
1857 state
.throttle
<- None
;
1858 G.postRedisplay "throttle";
1865 dolog
"Inconsistent tiling state";
1866 logcurrently state
.currently
;
1870 | "pdim" :: args
:: [] ->
1871 let (n, w, h, _) as pdim
=
1872 scan args
"%u %u %u %u" (fun n w h x -> n, w, h, x)
1875 match conf
.fitmodel
, conf
.columns
with
1876 | (FitPage
| FitProportional
), Csplit
_ -> (n, w, h, 0)
1879 state
.uioh#infochanged Pdim
;
1880 state
.pdims
<- pdim :: state
.pdims
1882 | "o" :: args
:: [] ->
1883 let (l, n, t
, h, pos
) =
1884 scan args
"%u %u %d %u %n"
1885 (fun l n t
h pos
-> l, n, t
, h, pos
)
1887 let s = String.sub args pos
(String.length args
- pos
) in
1888 addoutline (s, l, Oanchor
(n, float t
/. float h, 0.0))
1890 | "ou" :: args
:: [] ->
1891 let (l, len, pos
) = scan args
"%u %u %n" (fun l len pos
-> l, len, pos
) in
1892 let s = String.sub args pos
len in
1893 let pos2 = pos
+ len + 1 in
1894 let uri = String.sub args
pos2 (String.length args
- pos2) in
1895 addoutline (s, l, Ouri
uri)
1897 | "on" :: args
:: [] ->
1898 let (l, pos
) = scan args
"%u %n" (fun l pos
-> l, pos
) in
1899 let s = String.sub args pos
(String.length args
- pos
) in
1900 addoutline (s, l, Onone
)
1902 | "a" :: args
:: [] ->
1904 scan args
"%u %d %d" (fun n l t
-> n, l, t
)
1906 state
.reprf
<- (fun () -> gotopagexy n (float l) (float t
))
1908 | "info" :: args
:: [] ->
1909 state
.docinfo
<- (1, args
) :: state
.docinfo
1911 | "infoend" :: [] ->
1912 state
.uioh#infochanged Docinfo
;
1913 state
.docinfo
<- List.rev state
.docinfo
1916 error
"unknown cmd `%S'" cmds
1921 let action = function
1922 | HCprev
-> cbget cb ~
-1
1923 | HCnext
-> cbget cb
1
1924 | HCfirst
-> cbget cb ~
-(cb
.rc)
1925 | HClast
-> cbget cb
(cb
.len - 1 - cb
.rc)
1926 and cancel
() = cb
.rc <- rc
1930 let search pattern forward
=
1931 match conf
.columns
with
1933 showtext '
!'
"searching does not work properly in split columns mode"
1935 if nonemptystr pattern
1938 match state
.layout with
1941 l.pageno, (l.pagey + if forward
then 0 else 0*l.pagevh)
1943 wcmd "search %d %d %d %d,%s\000"
1944 (btod conf
.icase
) pn py (btod forward
) pattern
;
1947 let intentry text key =
1949 if key >= 32 && key < 127
1955 let text = addchar text c in
1959 state
.text <- Printf.sprintf
"invalid char (%d, `%c')" key c;
1963 let linknentry text key =
1965 if key >= 32 && key < 127
1971 let text = addchar text c in
1975 state
.text <- Printf.sprintf
"invalid char (%d, `%c')" key c;
1983 let l = String.length
s in
1984 let rec loop pos
n = if pos
= l then n else
1985 let m = Char.code
s.[pos
] - (if pos
= 0 && l > 1 then 96 else 97) in
1986 loop (pos
+1) (n*26 + m)
1989 let rec loop n = function
1992 match getopaque l.pageno with
1993 | None
-> loop n rest
1995 let m = getlinkcount
opaque in
1998 let under = getlink
opaque n in
2001 else loop (n-m) rest
2003 loop n state
.layout;
2007 let textentry text key =
2008 if key land 0xff00 = 0xff00
2010 else TEcont
(text ^ toutf8
key)
2013 let reqlayout angle fitmodel
=
2014 match state
.throttle
with
2016 if nogeomcmds state
.geomcmds
2017 then state
.anchor <- getanchor
();
2018 conf
.angle
<- angle
mod 360;
2021 match state
.mode
with
2022 | LinkNav
_ -> state
.mode
<- View
2025 conf
.fitmodel
<- fitmodel
;
2026 invalidate "reqlayout"
2028 wcmd "reqlayout %d %d %d"
2029 conf
.angle
(FMTE.to_int conf
.fitmodel
) (stateh state
.winh
)
2034 let settrim trimmargins trimfuzz
=
2035 if nogeomcmds state
.geomcmds
2036 then state
.anchor <- getanchor
();
2037 conf
.trimmargins
<- trimmargins
;
2038 conf
.trimfuzz
<- trimfuzz
;
2039 let x0, y0, x1, y1 = trimfuzz
in
2040 invalidate "settrim"
2042 wcmd "settrim %d %d %d %d %d" (btod conf
.trimmargins
) x0 y0 x1 y1);
2047 match state
.throttle
with
2049 let zoom = max
0.0001 zoom in
2050 if zoom <> conf
.zoom
2052 state
.prevzoom
<- (conf
.zoom, state
.x);
2054 reshape state
.winw state
.winh
;
2055 state
.text <- Printf.sprintf
"zoom is now %-5.2f" (zoom *. 100.0);
2058 | Some
(layout, y, started
) ->
2060 match conf
.maxwait
with
2064 let dt = now
() -. started
in
2072 let setcolumns mode columns coverA coverB
=
2073 state
.prevcolumns
<- Some
(conf
.columns
, conf
.zoom);
2077 then showtext '
!'
"split mode doesn't work in bird's eye"
2079 conf
.columns
<- Csplit
(-columns
, E.a);
2087 conf
.columns
<- Csingle
E.a;
2092 conf
.columns
<- Cmulti
((columns
, coverA
, coverB
), E.a);
2096 reshape state
.winw state
.winh
;
2099 let resetmstate () =
2100 state
.mstate
<- Mnone
;
2101 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
2104 let enterbirdseye () =
2105 let zoom = float conf
.thumbw
/. float state
.winw
in
2106 let birdseyepageno =
2107 let cy = state
.winh
/ 2 in
2111 let rec fold best
= function
2114 let d = cy - (l.pagedispy + l.pagevh/2)
2115 and dbest
= cy - (best
.pagedispy + best
.pagevh/2) in
2116 if abs
d < abs dbest
2123 state
.mode
<- Birdseye
(
2124 { conf
with zoom = conf
.zoom }, state
.x, birdseyepageno, -1, getanchor
()
2128 conf
.presentation
<- false;
2129 conf
.interpagespace
<- 10;
2130 conf
.hlinks
<- false;
2131 conf
.fitmodel
<- FitProportional
;
2133 conf
.maxwait
<- None
;
2135 match conf
.beyecolumns
with
2138 Cmulti
((c, 0, 0), E.a)
2139 | None
-> Csingle
E.a
2143 state
.text <- Printf.sprintf
"birds eye mode on (zoom %3.1f%%)"
2148 reshape state
.winw state
.winh
;
2151 let leavebirdseye (c, leftx
, pageno, _, anchor) goback
=
2153 conf
.zoom <- c.zoom;
2154 conf
.presentation
<- c.presentation
;
2155 conf
.interpagespace
<- c.interpagespace
;
2156 conf
.maxwait
<- c.maxwait
;
2157 conf
.hlinks
<- c.hlinks
;
2158 conf
.fitmodel
<- c.fitmodel
;
2159 conf
.beyecolumns
<- (
2160 match conf
.columns
with
2161 | Cmulti
((c, _, _), _) -> Some
c
2163 | Csplit
_ -> failwith
"leaving bird's eye split mode"
2166 match c.columns
with
2167 | Cmulti
(c, _) -> Cmulti
(c, E.a)
2168 | Csingle
_ -> Csingle
E.a
2169 | Csplit
(c, _) -> Csplit
(c, E.a)
2173 state
.text <- Printf.sprintf
"birds eye mode off (zoom %3.1f%%)"
2176 reshape state
.winw state
.winh
;
2177 state
.anchor <- if goback
then anchor else (pageno, 0.0, 1.0);
2181 let togglebirdseye () =
2182 match state
.mode
with
2183 | Birdseye vals
-> leavebirdseye vals
true
2184 | View
-> enterbirdseye ()
2188 let upbirdseye incr
(conf
, leftx
, pageno, hooverpageno
, anchor) =
2189 let pageno = max
0 (pageno - incr
) in
2190 let rec loop = function
2191 | [] -> gotopage1 pageno 0
2192 | l :: _ when l.pageno = pageno ->
2193 if l.pagedispy >= 0 && l.pagey = 0
2194 then G.postRedisplay "upbirdseye"
2195 else gotopage1 pageno 0
2196 | _ :: rest
-> loop rest
2199 state
.mode
<- Birdseye
(conf
, leftx
, pageno, hooverpageno
, anchor)
2202 let downbirdseye incr
(conf
, leftx
, pageno, hooverpageno
, anchor) =
2203 let pageno = min
(state
.pagecount
- 1) (pageno + incr
) in
2204 state
.mode
<- Birdseye
(conf
, leftx
, pageno, hooverpageno
, anchor);
2205 let rec loop = function
2207 let y, h = getpageyh
pageno in
2208 let dy = (y - state
.y) - (state
.winh
- h - conf
.interpagespace
) in
2210 | l :: _ when l.pageno = pageno ->
2211 if l.pagevh != l.pageh
2212 then gotoy (clamp (l.pageh
- l.pagevh + conf
.interpagespace
))
2213 else G.postRedisplay "downbirdseye"
2214 | _ :: rest
-> loop rest
2219 let boundastep h step
=
2221 then bound step ~
-h 0
2225 let optentry mode
_ key =
2226 let btos b = if b then "on" else "off" in
2227 if key >= 32 && key < 127
2229 let c = Char.chr
key in
2233 try conf
.scrollstep
<- int_of_string
s with exc
->
2234 state
.text <- Printf.sprintf
"bad integer `%s': %s" s (exntos exc
)
2236 TEswitch
("scroll step: ", E.s, None
, intentry, ondone, true)
2241 conf
.autoscrollstep
<- boundastep state
.winh
(int_of_string
s);
2242 if state
.autoscroll
<> None
2243 then state
.autoscroll
<- Some conf
.autoscrollstep
2245 state
.text <- Printf.sprintf
"bad integer `%s': %s" s (exntos exc
)
2247 TEswitch
("auto scroll step: ", E.s, None
, intentry, ondone, true)
2252 let n, a, b = multicolumns_of_string
s in
2253 setcolumns mode
n a b;
2255 state
.text <- Printf.sprintf
"bad columns `%s': %s" s (exntos exc
)
2257 TEswitch
("columns: ", E.s, None
, textentry, ondone, true)
2262 let zoom = float (int_of_string
s) /. 100.0 in
2265 state
.text <- Printf.sprintf
"bad integer `%s': %s" s (exntos exc
)
2267 TEswitch
("zoom: ", E.s, None
, intentry, ondone, true)
2272 conf
.thumbw
<- bound
(int_of_string
s) 2 4096;
2274 Printf.sprintf
"thumbnail width is set to %d" conf
.thumbw
;
2275 begin match mode
with
2277 leavebirdseye beye
false;
2282 state
.text <- Printf.sprintf
"bad integer `%s': %s" s (exntos exc
)
2284 TEswitch
("thumbnail width: ", E.s, None
, intentry, ondone, true)
2289 Some
(int_of_string
s)
2291 state
.text <- Printf.sprintf
"bad integer `%s': %s"
2295 | Some angle
-> reqlayout angle conf
.fitmodel
2298 TEswitch
("rotation: ", E.s, None
, intentry, ondone, true)
2301 conf
.icase
<- not conf
.icase
;
2302 TEdone
("case insensitive search " ^
(btos conf
.icase
))
2305 conf
.preload <- not conf
.preload;
2307 TEdone
("preload " ^
(btos conf
.preload))
2310 conf
.verbose
<- not conf
.verbose
;
2311 TEdone
("verbose " ^
(btos conf
.verbose
))
2314 conf
.debug
<- not conf
.debug
;
2315 TEdone
("debug " ^
(btos conf
.debug
))
2318 conf
.maxhfit
<- not conf
.maxhfit
;
2319 state
.maxy
<- calcheight
();
2320 TEdone
("maxhfit " ^
(btos conf
.maxhfit
))
2323 conf
.crophack
<- not conf
.crophack
;
2324 TEdone
("crophack " ^
btos conf
.crophack
)
2328 match conf
.maxwait
with
2330 conf
.maxwait
<- Some infinity
;
2331 "always wait for page to complete"
2333 conf
.maxwait
<- None
;
2334 "show placeholder if page is not ready"
2339 conf
.underinfo
<- not conf
.underinfo
;
2340 TEdone
("underinfo " ^
btos conf
.underinfo
)
2343 conf
.savebmarks
<- not conf
.savebmarks
;
2344 TEdone
("persistent bookmarks " ^
btos conf
.savebmarks
)
2350 match state
.layout with
2355 conf
.interpagespace
<- int_of_string
s;
2356 docolumns conf
.columns
;
2357 state
.maxy
<- calcheight
();
2358 let y = getpagey
pageno in
2361 state
.text <- Printf.sprintf
"bad integer `%s': %s" s (exntos exc
)
2363 TEswitch
("vertical margin: ", E.s, None
, intentry, ondone, true)
2367 match conf
.fitmodel
with
2368 | FitProportional
-> FitWidth
2369 | _ -> FitProportional
2371 reqlayout conf
.angle
fm;
2372 TEdone
("proportional display " ^
btos (fm == FitProportional
))
2375 settrim (not conf
.trimmargins
) conf
.trimfuzz
;
2376 TEdone
("trim margins " ^
btos conf
.trimmargins
)
2379 conf
.invert
<- not conf
.invert
;
2380 TEdone
("invert colors " ^
btos conf
.invert
)
2384 cbput state
.hists
.sel
s;
2387 TEswitch
("selection command: ", E.s, Some
(onhist state
.hists
.sel
),
2388 textentry, ondone, true)
2392 then conf
.pax
<- Some
(ref (0.0, 0, 0))
2393 else conf
.pax
<- None
;
2394 TEdone
("PAX " ^
btos (conf
.pax
!= None
))
2397 state
.text <- Printf.sprintf
"bad option %d `%c'" key c;
2403 class type lvsource
= object
2404 method getitemcount
: int
2405 method getitem
: int -> (string * int)
2406 method hasaction
: int -> bool
2414 method getactive
: int
2415 method getfirst
: int
2417 method getminfo
: (int * int) array
2420 class virtual lvsourcebase
= object
2421 val mutable m_active
= 0
2422 val mutable m_first
= 0
2423 val mutable m_pan
= 0
2424 method getactive
= m_active
2425 method getfirst
= m_first
2426 method getpan
= m_pan
2427 method getminfo
: (int * int) array
= E.a
2430 let withoutlastutf8 s =
2431 let len = String.length
s in
2439 let b = Char.code
s.[pos
] in
2440 if b land 0b11000000 = 0b11000000
2445 if Char.code
s.[len-1] land 0x80 = 0
2449 String.sub
s 0 first;
2452 let textentrykeyboard
2453 key _mask
((c, text, opthist
, onkey
, ondone, cancelonempty
), onleave
) =
2455 if key >= 0xffb0 && key <= 0xffb9
2456 then key - 0xffb0 + 48 else key
2459 state
.mode
<- Textentry
(te
, onleave
);
2462 G.postRedisplay "textentrykeyboard enttext";
2464 let histaction cmd
=
2467 | Some
(action, _) ->
2468 state
.mode
<- Textentry
(
2469 (c, action cmd
, opthist
, onkey
, ondone, cancelonempty
), onleave
2471 G.postRedisplay "textentry histaction"
2474 | 0xff08 -> (* backspace *)
2475 if emptystr
text && cancelonempty
2478 G.postRedisplay "textentrykeyboard after cancel";
2481 let s = withoutlastutf8 text in
2482 enttext (c, s, opthist
, onkey
, ondone, cancelonempty
)
2484 | 0xff0d | 0xff8d -> (* (kp) enter *)
2487 G.postRedisplay "textentrykeyboard after confirm"
2489 | 0xff52 | 0xff97 -> histaction HCprev
(* (kp) up *)
2490 | 0xff54 | 0xff99 -> histaction HCnext
(* (kp) down *)
2491 | 0xff50 | 0xff95 -> histaction HCfirst
(* (kp) home) *)
2492 | 0xff57 | 0xff9c -> histaction HClast
(* (kp) end *)
2494 | 0xff1b -> (* escape*)
2497 begin match opthist
with
2499 | Some
(_, onhistcancel
) -> onhistcancel
()
2503 G.postRedisplay "textentrykeyboard after cancel2"
2506 enttext (c, E.s, opthist
, onkey
, ondone, cancelonempty
)
2509 | 0xff9f | 0xffff -> () (* delete *)
2512 && key land 0xff00 != 0xff00 (* keyboard *)
2513 && key land 0xfe00 != 0xfe00 (* xkb *)
2514 && key land 0xfd00 != 0xfd00 (* 3270 *)
2516 begin match onkey
text key with
2520 G.postRedisplay "textentrykeyboard after confirm2";
2523 enttext (c, text, opthist
, onkey
, ondone, cancelonempty
);
2527 G.postRedisplay "textentrykeyboard after cancel3"
2530 state
.mode
<- Textentry
(te
, onleave
);
2531 G.postRedisplay "textentrykeyboard switch";
2535 vlog "unhandled key %s" (Wsi.keyname
key)
2538 let firstof first active
=
2539 if first > active
|| abs
(first - active
) > fstate
.maxrows
- 1
2540 then max
0 (active
- (fstate
.maxrows
/2))
2544 let calcfirst first active
=
2547 let rows = active
- first in
2548 if rows > fstate
.maxrows
then active
- fstate
.maxrows
else first
2552 let scrollph y maxy
=
2553 let sh = float (maxy
+ state
.winh
) /. float state
.winh
in
2554 let sh = float state
.winh
/. sh in
2555 let sh = max
sh (float conf
.scrollh
) in
2557 let percent = float y /. float maxy
in
2558 let position = (float state
.winh
-. sh) *. percent in
2561 if position +. sh > float state
.winh
2562 then float state
.winh
-. sh
2568 let coe s = (s :> uioh
);;
2570 class listview ~zebra ~helpmode ~
(source
:lvsource
) ~trusted ~modehash
=
2572 val m_pan
= source#getpan
2573 val m_first
= source#getfirst
2574 val m_active
= source#getactive
2576 val m_prev_uioh
= state
.uioh
2578 method private elemunder
y =
2582 let n = y / (fstate
.fontsize
+1) in
2583 if m_first
+ n < source#getitemcount
2585 if source#hasaction
(m_first
+ n)
2586 then Some
(m_first
+ n)
2593 GlFunc.blend_func `src_alpha `one_minus_src_alpha
;
2594 GlDraw.color
(0., 0., 0.) ~alpha
:0.85;
2595 filledrect 0. 0. (float state
.winw
) (float state
.winh
);
2596 GlDraw.color
(1., 1., 1.);
2597 Gl.enable `texture_2d
;
2598 let fs = fstate
.fontsize
in
2600 let hw = (wadjsb (xadjsb state
.winw
))/3 in
2601 let ww = fstate
.wwidth
in
2602 let tabw = 17.0*.ww in
2603 let itemcount = source#getitemcount
in
2604 let minfo = source#getminfo
in
2607 then float (xadjsb 0), float (state
.winw
- 1)
2608 else 0.0, float (state
.winw
- conf
.scrollbw
- 1)
2611 if (row - m_first
) > fstate
.maxrows
2614 if row >= 0 && row < itemcount
2616 let (s, level
) = source#getitem
row in
2617 let y = (row - m_first
) * nfs in
2619 (if conf
.leftscroll
then float (xadjsb 0) else 5.0)
2620 +. (float (level
+ m_pan
)) *. ww in
2623 (let c = if row land 1 = 0 then 1.0 else 0.92 in (c,c,c));
2627 Gl.disable `texture_2d
;
2628 let alpha = if source#hasaction
row then 0.9 else 0.3 in
2629 GlDraw.color
(1., 1., 1.) ~
alpha;
2630 linerect (x0 +. 1.) (float (y + 1)) (x1) (float (y + fs + 3));
2631 Gl.enable `texture_2d
;
2634 if zebra
&& row land 1 = 1
2638 GlDraw.color
(c,c,c);
2639 let drawtabularstring s =
2641 let x'
= truncate
(x0 +. x) in
2642 let pos = nindex
s '
\000'
in
2644 then drawstring1 fs x'
(y+nfs) s
2646 let s1 = String.sub
s 0 pos
2647 and s2
= String.sub
s (pos+1) (String.length
s - pos - 1) in
2652 let s'
= withoutlastutf8 s in
2653 let s = s' ^
"\xe2\x80\xa6" in
2654 let w = measurestr
fs s in
2655 if float x'
+. w +. ww < float (hw + x'
)
2660 if float x'
+. ww +. measurestr
fs s1 > float (hw + x'
)
2664 ignore
(drawstring1 fs x'
(y+nfs) s1);
2665 drawstring1 fs (hw + x'
) (y+nfs) s2
2669 let x = if helpmode
&& row > 0 then x +. ww else x in
2670 let tabpos = nindex
s '
\t'
in
2673 let len = String.length
s - tabpos - 1 in
2674 let s1 = String.sub
s 0 tabpos
2675 and s2
= String.sub
s (tabpos + 1) len in
2676 let nx = drawstr x s1 in
2678 let x = x +. (max
tabw sw) in
2681 let len = String.length
s - 2 in
2682 if len > 0 && s.[0] = '
\xc2'
&& s.[1] = '
\xb7'
2684 let s = String.sub
s 2 len in
2685 let x = if not helpmode
then x +. ww else x in
2686 GlDraw.color
(1.2, 1.2, 1.2);
2687 let vinc = drawstring1 (fs+fs/4)
2688 (truncate
(x -. ww)) (y+nfs) s in
2689 GlDraw.color
(1., 1., 1.);
2690 vinc +. (float fs *. 0.8)
2696 ignore
(drawtabularstring s);
2702 GlDraw.color
(1.0, 1.0, 1.0) ~
alpha:0.5;
2704 if (row - m_first
) > fstate
.maxrows
2707 if row >= 0 && row < itemcount
2709 let (s, level
) = source#getitem
row in
2710 let pos0 = nindex
s '
\000'
in
2711 let y = (row - m_first
) * nfs in
2712 let x = float (level
+ m_pan
) *. ww in
2713 let (first, last
) = minfo.(row) in
2715 if pos0 > 0 && first > pos0
2716 then String.sub
s (pos0+1) (first-pos0-1)
2717 else String.sub
s 0 first
2719 let suffix = String.sub
s first (last
- first) in
2720 let w1 = measurestr fstate
.fontsize
prefix in
2721 let w2 = measurestr fstate
.fontsize
suffix in
2722 let x = x +. if conf
.leftscroll
then float (xadjsb 5) else 5.0 in
2723 let x = if pos0 > 0 && first > pos0 then x +. float hw else x in
2725 and y0 = float (y+2) in
2727 and y1 = float (y+fs+3) in
2728 filledrect x0 y0 x1 y1;
2733 Gl.disable `texture_2d
;
2734 if Array.length
minfo > 0 then loop m_first
;
2737 method updownlevel incr
=
2738 let len = source#getitemcount
in
2740 if m_active
>= 0 && m_active
< len
2741 then snd
(source#getitem m_active
)
2745 if i
= len then i
-1 else if i
= -1 then 0 else
2746 let _, l = source#getitem i
in
2747 if l != curlevel then i
else flow (i
+incr
)
2749 let active = flow m_active
in
2750 let first = calcfirst m_first
active in
2751 G.postRedisplay "outline updownlevel";
2752 {< m_active
= active; m_first
= first >}
2754 method private key1
key mask
=
2755 let set1 active first qsearch
=
2756 coe {< m_active
= active; m_first
= first; m_qsearch
= qsearch
>}
2758 let search active pattern incr
=
2759 let active = if active = -1 then m_first
else active in
2762 if n >= 0 && n < source#getitemcount
2764 let s, _ = source#getitem
n in
2766 (try ignore
(Str.search_forward
re s 0); true
2767 with Not_found
-> false)
2769 else loop (n + incr
)
2776 let re = Str.regexp_case_fold pattern
in
2782 let itemcount = source#getitemcount
in
2783 let find start incr
=
2785 if i
= -1 || i
= itemcount
2788 if source#hasaction i
2790 else find (i
+ incr
)
2795 let set active first =
2796 let first = bound
first 0 (itemcount - fstate
.maxrows
) in
2798 coe {< m_active
= active; m_first
= first; m_qsearch
= E.s >}
2801 let isvisible first n = n >= first && n - first <= fstate
.maxrows
in
2803 let incr1 = if incr
> 0 then 1 else -1 in
2804 if isvisible m_first m_active
2807 let next = m_active
+ incr
in
2809 if next < 0 || next >= itemcount
2811 else find next incr1
2813 if abs
(m_active
- next) > fstate
.maxrows
2819 let first = m_first
+ incr
in
2820 let first = bound
first 0 (itemcount - fstate
.maxrows
) in
2822 let next = m_active
+ incr
in
2823 let next = bound
next 0 (itemcount - 1) in
2830 if isvisible first next
2837 let first = min
next m_first
in
2839 if abs
(next - first) > fstate
.maxrows
2845 let first = m_first
+ incr
in
2846 let first = bound
first 0 (itemcount - 1) in
2848 let next = m_active
+ incr
in
2849 let next = bound
next 0 (itemcount - 1) in
2850 let next = find next incr1 in
2852 if next = -1 || abs
(m_active
- first) > fstate
.maxrows
2854 let active = if m_active
= -1 then next else m_active
in
2859 if isvisible first active
2865 G.postRedisplay "listview navigate";
2869 | (0x72|0x73) when Wsi.withctrl mask
-> (* ctrl-r/ctlr-s *)
2870 let incr = if key = 0x72 then -1 else 1 in
2872 match search (m_active
+ incr) m_qsearch
incr with
2874 state
.text <- m_qsearch ^
" [not found]";
2877 state
.text <- m_qsearch
;
2878 active, firstof m_first
active
2880 G.postRedisplay "listview ctrl-r/s";
2881 set1 active first m_qsearch
;
2883 | 0xff63 when Wsi.withctrl mask
-> (* ctrl-insert *)
2884 if m_active
>= 0 && m_active
< source#getitemcount
2886 let s, _ = source#getitem m_active
in
2891 | 0xff08 -> (* backspace *)
2892 if emptystr m_qsearch
2895 let qsearch = withoutlastutf8 m_qsearch
in
2899 G.postRedisplay "listview empty qsearch";
2900 set1 m_active m_first
E.s;
2904 match search m_active
qsearch ~
-1 with
2906 state
.text <- qsearch ^
" [not found]";
2909 state
.text <- qsearch;
2910 active, firstof m_first
active
2912 G.postRedisplay "listview backspace qsearch";
2913 set1 active first qsearch
2916 | key when (key != 0 && key land 0xff00 != 0xff00) ->
2917 let pattern = m_qsearch ^ toutf8
key in
2919 match search m_active
pattern 1 with
2921 state
.text <- pattern ^
" [not found]";
2924 state
.text <- pattern;
2925 active, firstof m_first
active
2927 G.postRedisplay "listview qsearch add";
2928 set1 active first pattern;
2930 | 0xff1b -> (* escape *)
2932 if emptystr m_qsearch
2934 G.postRedisplay "list view escape";
2937 source#exit
(coe self
) true m_active m_first m_pan
2939 | None
-> m_prev_uioh
2944 G.postRedisplay "list view kill qsearch";
2945 coe {< m_qsearch
= E.s >}
2948 | 0xff0d | 0xff8d -> (* (kp) enter *)
2950 let self = {< m_qsearch
= E.s >} in
2952 G.postRedisplay "listview enter";
2953 if m_active
>= 0 && m_active
< source#getitemcount
2955 source#exit
(coe self) false m_active m_first m_pan
;
2958 source#exit
(coe self) true m_active m_first m_pan
;
2961 begin match opt with
2962 | None
-> m_prev_uioh
2966 | 0xff9f | 0xffff -> (* (kp) delete *)
2969 | 0xff52 | 0xff97 -> navigate ~
-1 (* (kp) up *)
2970 | 0xff54 | 0xff99 -> navigate 1 (* (kp) down *)
2971 | 0xff55 | 0xff9a -> navigate ~
-(fstate
.maxrows
) (* (kp) prior *)
2972 | 0xff56 | 0xff9b -> navigate fstate
.maxrows
(* (kp) next *)
2974 | 0xff53 | 0xff98 -> (* (kp) right *)
2976 G.postRedisplay "listview right";
2977 coe {< m_pan
= m_pan
- 1 >}
2979 | 0xff51 | 0xff96 -> (* (kp) left *)
2981 G.postRedisplay "listview left";
2982 coe {< m_pan
= m_pan
+ 1 >}
2984 | 0xff50 | 0xff95 -> (* (kp) home *)
2985 let active = find 0 1 in
2986 G.postRedisplay "listview home";
2989 | 0xff57 | 0xff9c -> (* (kp) end *)
2990 let first = max
0 (itemcount - fstate
.maxrows
) in
2991 let active = find (itemcount - 1) ~
-1 in
2992 G.postRedisplay "listview end";
2995 | key when (key = 0 || key land 0xff00 = 0xff00) ->
2999 dolog
"listview unknown key %#x" key; coe self
3001 method key key mask
=
3002 match state
.mode
with
3003 | Textentry te
-> textentrykeyboard key mask te
; coe self
3004 | _ -> self#key1
key mask
3006 method button button down
x y _ =
3009 | 1 when x > state
.winw
- conf
.scrollbw
->
3010 G.postRedisplay "listview scroll";
3013 let _, position, sh = self#
scrollph in
3014 if y > truncate
position && y < truncate
(position +. sh)
3016 state
.mstate
<- Mscrolly
;
3020 let s = float (max
0 (y - conf
.scrollh
)) /. float state
.winh
in
3021 let first = truncate
(s *. float source#getitemcount
) in
3022 let first = min source#getitemcount
first in
3023 Some
(coe {< m_first
= first; m_active
= first >})
3025 state
.mstate
<- Mnone
;
3028 | 1 when not down
->
3029 begin match self#elemunder
y with
3031 G.postRedisplay "listview click";
3032 source#exit
(coe {< m_active
= n >}) false n m_first m_pan
3036 | n when (n == 4 || n == 5) && not down
->
3037 let len = source#getitemcount
in
3039 if n = 5 && m_first
+ fstate
.maxrows
>= len
3043 let first = m_first
+ (if n == 4 then -1 else 1) in
3044 bound
first 0 (len - 1)
3046 G.postRedisplay "listview wheel";
3047 Some
(coe {< m_first
= first >})
3048 | n when (n = 6 || n = 7) && not down
->
3049 let inc = if n = 7 then -1 else 1 in
3050 G.postRedisplay "listview hwheel";
3051 Some
(coe {< m_pan
= m_pan
+ inc >})
3056 | None
-> m_prev_uioh
3059 method multiclick
_ x y = self#button
1 true x y
3062 match state
.mstate
with
3064 let s = float (max
0 (y - conf
.scrollh
)) /. float state
.winh
in
3065 let first = truncate
(s *. float source#getitemcount
) in
3066 let first = min source#getitemcount
first in
3067 G.postRedisplay "listview motion";
3068 coe {< m_first
= first; m_active
= first >}
3071 method pmotion
x y =
3072 if x < state
.winw
- conf
.scrollbw
3075 match self#elemunder
y with
3076 | None
-> Wsi.setcursor
Wsi.CURSOR_INHERIT
; m_active
3077 | Some
n -> Wsi.setcursor
Wsi.CURSOR_INFO
; n
3081 then (G.postRedisplay "listview pmotion"; {< m_active
= n >})
3086 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
3090 method infochanged
_ = ()
3092 method scrollpw
= (0, 0.0, 0.0)
3094 let nfs = fstate
.fontsize
+ 1 in
3095 let y = m_first
* nfs in
3096 let itemcount = source#getitemcount
in
3097 let maxi = max
0 (itemcount - fstate
.maxrows
) in
3098 let maxy = maxi * nfs in
3099 let p, h = scrollph y maxy in
3102 method modehash
= modehash
3103 method eformsgs
= false
3106 class outlinelistview ~zebra ~source
=
3107 let settext autonarrow
s =
3110 let ss = source#statestr
in
3114 else "{" ^
ss ^
"} [" ^
s ^
"]"
3115 else state
.text <- s
3121 ~source
:(source
:> lvsource
)
3123 ~modehash
:(findkeyhash conf
"outline")
3126 val m_autonarrow
= false
3128 method key key mask
=
3130 if emptystr state
.text
3132 else fstate
.maxrows - 2
3134 let calcfirst first active =
3137 let rows = active - first in
3138 if rows > maxrows then active - maxrows else first
3142 let active = m_active
+ incr in
3143 let active = bound
active 0 (source#getitemcount
- 1) in
3144 let first = calcfirst m_first
active in
3145 G.postRedisplay "outline navigate";
3146 coe {< m_active
= active; m_first
= first >}
3148 let navscroll first =
3150 let dist = m_active
- first in
3156 else first + maxrows
3159 G.postRedisplay "outline navscroll";
3160 coe {< m_first
= first; m_active
= active >}
3162 let ctrl = Wsi.withctrl mask
in
3164 | 97 when ctrl -> (* ctrl-a *)
3167 then (source#denarrow
; E.s)
3169 let pattern = source#renarrow
in
3170 if nonemptystr m_qsearch
3171 then (source#narrow m_qsearch
; m_qsearch
)
3175 settext (not m_autonarrow
) text;
3176 G.postRedisplay "toggle auto narrowing";
3177 coe {< m_first
= 0; m_active
= 0; m_autonarrow
= not m_autonarrow
>}
3179 | 47 when emptystr m_qsearch
&& not m_autonarrow
-> (* / *)
3181 G.postRedisplay "toggle auto narrowing";
3182 coe {< m_first
= 0; m_active
= 0; m_autonarrow
= true >}
3184 | 110 when ctrl -> (* ctrl-n *)
3185 source#narrow m_qsearch
;
3187 then source#add_narrow_pattern m_qsearch
;
3188 G.postRedisplay "outline ctrl-n";
3189 coe {< m_first
= 0; m_active
= 0 >}
3191 | 83 when ctrl -> (* ctrl-S *)
3192 let active = source#calcactive
(getanchor
()) in
3193 let first = firstof m_first
active in
3194 G.postRedisplay "outline ctrl-s";
3195 coe {< m_first
= first; m_active
= active >}
3197 | 117 when ctrl -> (* ctrl-u *)
3198 G.postRedisplay "outline ctrl-u";
3199 if m_autonarrow
&& nonemptystr m_qsearch
3201 ignore
(source#renarrow
);
3202 settext m_autonarrow
E.s;
3203 coe {< m_first
= 0; m_active
= 0; m_qsearch
= E.s >}
3206 source#del_narrow_pattern
;
3207 let pattern = source#renarrow
in
3209 if emptystr
pattern then E.s else "Narrowed to " ^
pattern
3211 settext m_autonarrow
text;
3212 coe {< m_first
= 0; m_active
= 0; m_qsearch
= E.s >}
3215 | 108 when ctrl -> (* ctrl-l *)
3216 let first = max
0 (m_active
- (fstate
.maxrows / 2)) in
3217 G.postRedisplay "outline ctrl-l";
3218 coe {< m_first
= first >}
3220 | 0xff09 when m_autonarrow
-> (* tab *)
3221 if nonemptystr m_qsearch
3223 G.postRedisplay "outline list view tab";
3224 source#add_narrow_pattern m_qsearch
;
3226 coe {< m_qsearch
= E.s >}
3230 | 0xff1b when m_autonarrow
-> (* escape *)
3231 if nonemptystr m_qsearch
3232 then source#add_narrow_pattern m_qsearch
;
3235 | 0xff0d | 0xff8d when m_autonarrow
-> (* (kp) enter *)
3236 if nonemptystr m_qsearch
3237 then source#add_narrow_pattern m_qsearch
;
3240 | key when m_autonarrow
&& (key != 0 && key land 0xff00 != 0xff00) ->
3241 let pattern = m_qsearch ^ toutf8
key in
3242 G.postRedisplay "outlinelistview autonarrow add";
3243 source#narrow
pattern;
3244 settext true pattern;
3245 coe {< m_first
= 0; m_active
= 0; m_qsearch
= pattern >}
3247 | key when m_autonarrow
&& key = 0xff08 -> (* backspace *)
3248 if emptystr m_qsearch
3251 let pattern = withoutlastutf8 m_qsearch
in
3252 G.postRedisplay "outlinelistview autonarrow backspace";
3253 ignore
(source#renarrow
);
3254 source#narrow
pattern;
3255 settext true pattern;
3256 coe {< m_first
= 0; m_active
= 0; m_qsearch
= pattern >}
3258 | 0xff9f | 0xffff -> (* (kp) delete *)
3259 source#remove m_active
;
3260 G.postRedisplay "outline delete";
3261 let active = max
0 (m_active
-1) in
3262 coe {< m_first
= firstof m_first
active;
3263 m_active
= active >}
3265 | 0xff52 | 0xff97 when ctrl -> (* ctrl-(kp) up *)
3266 navscroll (max
0 (m_first
- 1))
3268 | 0xff54 | 0xff99 when ctrl -> (* ctrl-(kp) down *)
3269 navscroll (min
(source#getitemcount
- 1) (m_first
+ 1))
3271 | 0xff52 | 0xff97 -> navigate ~
-1 (* (kp) up *)
3272 | 0xff54 | 0xff99 -> navigate 1 (* (kp) down *)
3273 | 0xff55 | 0xff9a -> (* (kp) prior *)
3274 navigate ~
-(fstate
.maxrows)
3275 | 0xff56 | 0xff9b -> (* (kp) next *)
3276 navigate fstate
.maxrows
3278 | 0xff53 | 0xff98 -> (* [ctrl-] (kp) right *)
3282 G.postRedisplay "outline ctrl right";
3283 {< m_pan
= m_pan
+ 1 >}
3285 else self#updownlevel
1
3289 | 0xff51 | 0xff96 -> (* [ctrl-] (kp) left *)
3293 G.postRedisplay "outline ctrl left";
3294 {< m_pan
= m_pan
- 1 >}
3296 else self#updownlevel ~
-1
3300 | 0xff50 | 0xff95 -> (* (kp) home *)
3301 G.postRedisplay "outline home";
3302 coe {< m_first
= 0; m_active
= 0 >}
3304 | 0xff57 | 0xff9c -> (* (kp) end *)
3305 let active = source#getitemcount
- 1 in
3306 let first = max
0 (active - fstate
.maxrows) in
3307 G.postRedisplay "outline end";
3308 coe {< m_active
= active; m_first
= first >}
3310 | _ -> super#
key key mask
3313 let gotounder under =
3314 let getpath filename
=
3316 if nonemptystr filename
3318 if Filename.is_relative filename
3320 let dir = Filename.dirname state
.path in
3322 if Filename.is_implicit
dir
3323 then Filename.concat
(Sys.getcwd
()) dir
3326 Filename.concat
dir filename
3330 if Sys.file_exists
path
3335 | Ulinkgoto
(pageno, top) ->
3339 gotopage1 pageno top;
3345 | Uremote
(filename
, pageno) ->
3346 let path = getpath filename
in
3351 let command = Printf.sprintf
"%s -page %d %S" !selfexec pageno path in
3352 try popen
command []
3354 Printf.eprintf
"failed to execute `%s': %s\n" command (exntos exn
);
3357 let anchor = getanchor
() in
3358 let ranchor = state
.path, state
.password
, anchor, state
.origin
in
3359 state
.origin
<- E.s;
3360 state
.anchor <- (pageno, 0.0, 0.0);
3361 state
.ranchors
<- ranchor :: state
.ranchors
;
3364 else showtext '
!'
("Could not find " ^ filename
)
3366 | Uremotedest
(filename
, destname
) ->
3367 let path = getpath filename
in
3372 let command = !selfexec ^
" " ^
path ^
" -dest " ^ destname
in
3373 try popen
command []
3376 "failed to execute `%s': %s\n" command (exntos exn
);
3379 let anchor = getanchor
() in
3380 let ranchor = state
.path, state
.password
, anchor, state
.origin
in
3381 state
.origin
<- E.s;
3382 state
.nameddest
<- destname
;
3383 state
.ranchors
<- ranchor :: state
.ranchors
;
3386 else showtext '
!'
("Could not find " ^ filename
)
3388 | Uunexpected
_ | Ulaunch
_ | Unamed
_ | Utext
_ | Unone
-> ()
3391 let gotohist (path, (c, bookmarks
, x, anchor)) =
3392 Config.save
leavebirdseye;
3393 state
.anchor <- anchor;
3395 state
.bookmarks
<- bookmarks
;
3396 state
.origin
<- E.s;
3401 let gotooutline (_, _, kind
) =
3405 let (pageno, y, _) = anchor in
3407 (if conf
.presentation
then (pageno, y, 1.0) else anchor)
3411 | Ouri
uri -> gotounder (Ulinkuri
uri)
3412 | Olaunch cmd
-> gotounder (Ulaunch cmd
)
3413 | Oremote remote
-> gotounder (Uremote remote
)
3414 | Ohistory hist
-> gotohist hist
3415 | Oremotedest remotedest
-> gotounder (Uremotedest remotedest
)
3419 let genhistoutlines =
3420 let order ty
(p1
, c1
, _, _, _) (p2
, c2
, _, _, _) =
3422 | `lastvisit
-> compare c1
.lastvisit c2
.lastvisit
3423 | `
path -> compare p2 p1
3424 | `file
-> compare
(Filename.basename p2
) (Filename.basename p1
)
3426 let e1 = emptystr c1
.title
3427 and e2
= emptystr c2
.title
in
3429 then compare
(Filename.basename p2
) (Filename.basename p1
)
3432 else compare c1
.title c2
.title
3434 let showfullpath = ref false in
3437 let s = if orderty
= t
then "[\xe2\x88\x9a] " ^
s else "[ ] " ^
s in
3438 s, 0, Oaction
(fun () -> Config.historder
:= t
; reeenterhist := true)
3440 let list = ref [] in
3441 if Config.gethist
list
3445 (fun accu (path, c, b, x, a) ->
3446 let hist = (path, (c, b, x, a)) in
3447 let s = if !showfullpath then path else Filename.basename
path in
3448 let base = mbtoutf8
s in
3449 (base ^
"\000" ^
c.title
, 1, Ohistory
hist) :: accu
3451 [ setorty "Sort by time of last visit" `lastvisit
;
3452 setorty "Sort by file name" `file
;
3453 setorty "Sort by path" `
path;
3454 setorty "Sort by title" `title
;
3455 (if !showfullpath then "\xe2\x88\x9a "
3456 else " ") ^
"Show full path", 0, Oaction
(fun () ->
3457 showfullpath := not
!showfullpath; reeenterhist := true)
3458 ] (List.sort
(order orderty
) !list)
3464 let outlinesource sourcetype
=
3466 inherit lvsourcebase
3467 val mutable m_items
= E.a
3468 val mutable m_minfo
= E.a
3469 val mutable m_orig_items
= E.a
3470 val mutable m_orig_minfo
= E.a
3471 val mutable m_narrow_patterns
= []
3472 val mutable m_hadremovals
= false
3473 val mutable m_gen
= -1
3475 method getitemcount
=
3476 Array.length m_items
+ (if m_hadremovals
then 1 else 0)
3479 if n == Array.length m_items
&& m_hadremovals
3481 ("[Confirm removal]", 0)
3483 let s, n, _ = m_items
.(n) in
3486 method exit ~uioh ~cancel ~
active ~
first ~pan
=
3487 ignore
(uioh
, first);
3488 let confrimremoval = m_hadremovals
&& active = Array.length m_items
in
3490 if m_narrow_patterns
= []
3491 then m_orig_items
, m_orig_minfo
3492 else m_items
, m_minfo
3496 if not
confrimremoval
3498 gotooutline m_items
.(active);
3503 state
.bookmarks
<- Array.to_list m_items
;
3504 m_orig_items
<- m_items
;
3505 m_orig_minfo
<- m_minfo
;
3515 method hasaction
_ = true
3518 if Array.length m_items
!= Array.length m_orig_items
3521 match m_narrow_patterns
with
3523 | many
-> String.concat
"\xe2\x80\xa6" (List.rev many
)
3525 "Narrowed to " ^
s ^
" (ctrl-u to restore)"
3529 match m_narrow_patterns
with
3532 | head
:: _ -> "\xe2\x80\xa6" ^ head
3534 method narrow
pattern =
3535 let reopt = try Some
(Str.regexp_case_fold
pattern) with _ -> None
in
3539 let rec loop accu minfo n =
3542 m_items
<- Array.of_list
accu;
3543 m_minfo
<- Array.of_list
minfo;
3546 let (s, _, t
) as o = m_items
.(n) in
3549 | Oaction
_ -> o :: accu, (0, 0) :: minfo
3550 | Onone
| Oanchor
_ | Ouri
_ | Olaunch
_
3551 | Oremote
_ | Oremotedest
_ | Ohistory
_ ->
3553 try Str.search_forward
re s 0
3554 with Not_found
-> -1
3557 then o :: accu, (first, Str.match_end
()) :: minfo
3560 loop accu minfo (n-1)
3562 loop [] [] (Array.length m_items
- 1)
3564 method getminfo
= m_minfo
3568 match sourcetype
with
3569 | `bookmarks
-> Array.of_list state
.bookmarks
3570 | `outlines
-> state
.outlines
3571 | `history
-> genhistoutlines !Config.historder
3573 m_minfo
<- m_orig_minfo
;
3574 m_items
<- m_orig_items
3577 if sourcetype
= `bookmarks
3579 if m >= 0 && m < Array.length m_items
3581 m_hadremovals
<- true;
3582 m_items
<- Array.init
(Array.length m_items
- 1) (fun n ->
3583 let n = if n >= m then n+1 else n in
3588 method add_narrow_pattern
pattern =
3589 m_narrow_patterns
<- pattern :: m_narrow_patterns
3591 method del_narrow_pattern
=
3592 match m_narrow_patterns
with
3593 | _ :: rest
-> m_narrow_patterns
<- rest
3598 match m_narrow_patterns
with
3599 | pattern :: [] -> self#narrow
pattern; pattern
3601 List.fold_left
(fun accu pattern ->
3602 self#narrow
pattern;
3603 pattern ^
"\xe2\x80\xa6" ^
accu) E.s list
3605 method calcactive
anchor =
3606 let rely = getanchory anchor in
3607 let rec loop n best bestd
=
3608 if n = Array.length m_items
3611 let _, _, kind
= m_items
.(n) in
3614 let orely = getanchory anchor in
3615 let d = abs
(orely - rely) in
3618 else loop (n+1) best bestd
3619 | Onone
| Oremote
_ | Olaunch
_
3620 | Oremotedest
_ | Ouri
_ | Ohistory
_ | Oaction
_ ->
3621 loop (n+1) best bestd
3625 method reset
anchor items =
3626 m_hadremovals
<- false;
3627 if state
.gen
!= m_gen
3629 m_orig_items
<- items;
3631 m_narrow_patterns
<- [];
3633 m_orig_minfo
<- E.a;
3637 if items != m_orig_items
3639 m_orig_items
<- items;
3640 if m_narrow_patterns
== []
3641 then m_items
<- items;
3644 let active = self#calcactive
anchor in
3646 m_first
<- firstof m_first
active
3650 let enterselector sourcetype
=
3652 let source = outlinesource sourcetype
in
3655 match sourcetype
with
3656 | `bookmarks
-> Array.of_list state
.bookmarks
3657 | `
outlines -> state
.outlines
3658 | `history
-> genhistoutlines !Config.historder
3660 if Array.length
outlines = 0
3662 showtext ' ' errmsg
;
3665 state
.text <- source#greetmsg
;
3666 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
3667 let anchor = getanchor
() in
3668 source#reset
anchor outlines;
3670 coe (new outlinelistview ~zebra
:(sourcetype
=`history
) ~
source);
3671 G.postRedisplay "enter selector";
3675 let enteroutlinemode =
3676 let f = enterselector `
outlines in
3677 fun () -> f "Document has no outline";
3680 let enterbookmarkmode =
3681 let f = enterselector `bookmarks
in
3682 fun () -> f "Document has no bookmarks (yet)";
3685 let enterhistmode () = enterselector `history
"No history (yet)";;
3687 let makecheckers () =
3688 (* Based on lablGL-1.04/LablGlut/examples/lablGL/checker.ml which had
3690 converted by Issac Trotts. July 25, 2002 *)
3691 let image = GlPix.create `ubyte ~format
:`luminance ~width
:2 ~height
:2 in
3692 Raw.sets_string
(GlPix.to_raw
image) ~
pos:0 "\255\200\200\255";
3693 let id = GlTex.gen_texture
() in
3694 GlTex.bind_texture `texture_2d
id;
3695 GlPix.store
(`unpack_alignment
1);
3696 GlTex.image2d
image;
3697 List.iter
(GlTex.parameter ~target
:`texture_2d
)
3698 [ `mag_filter `nearest
; `min_filter `nearest
];
3702 let setcheckers enabled
=
3703 match state
.checkerstexid
with
3705 if enabled
then state
.checkerstexid
<- Some
(makecheckers ())
3707 | Some checkerstexid
->
3710 GlTex.delete_texture checkerstexid
;
3711 state
.checkerstexid
<- None
;
3715 let describe_location () =
3716 let fn = page_of_y state
.y in
3717 let ln = page_of_y
(state
.y + state
.winh
- hscrollh () - 1) in
3718 let maxy = state
.maxy - (if conf
.maxhfit
then state
.winh
else 0) in
3722 else (100. *. (float state
.y /. float maxy))
3726 Printf.sprintf
"page %d of %d [%.2f%%]"
3727 (fn+1) state
.pagecount
percent
3730 "pages %d-%d of %d [%.2f%%]"
3731 (fn+1) (ln+1) state
.pagecount
percent
3734 let setpresentationmode v
=
3735 let n = page_of_y state
.y in
3736 state
.anchor <- (n, 0.0, 1.0);
3737 conf
.presentation
<- v
;
3738 if conf
.fitmodel
= FitPage
3739 then reqlayout conf
.angle conf
.fitmodel
;
3744 let btos b = if b then "\xe2\x88\x9a" else E.s in
3745 let showextended = ref false in
3746 let leave mode
= function
3747 | Confirm
-> state
.mode
<- mode
3748 | Cancel
-> state
.mode
<- mode
in
3751 val mutable m_first_time
= true
3752 val mutable m_l
= []
3753 val mutable m_a
= E.a
3754 val mutable m_prev_uioh
= nouioh
3755 val mutable m_prev_mode
= View
3757 inherit lvsourcebase
3759 method reset prev_mode prev_uioh
=
3760 m_a
<- Array.of_list
(List.rev m_l
);
3762 m_prev_mode
<- prev_mode
;
3763 m_prev_uioh
<- prev_uioh
;
3767 if n >= Array.length m_a
3771 | _, _, _, Action
_ -> m_active
<- n
3775 m_first_time
<- false;
3778 method int name get
set =
3780 (name
, `
int get
, 1, Action
(
3783 try set (int_of_string
s)
3785 state
.text <- Printf.sprintf
"bad integer `%s': %s"
3789 let te = name ^
": ", E.s, None
, intentry, ondone, true in
3790 state
.mode
<- Textentry
(te, leave m_prev_mode
);
3794 method int_with_suffix name get
set =
3796 (name
, `intws get
, 1, Action
(
3799 try set (int_of_string_with_suffix
s)
3801 state
.text <- Printf.sprintf
"bad integer `%s': %s"
3806 name ^
": ", E.s, None
, intentry_with_suffix, ondone, true
3808 state
.mode
<- Textentry
(te, leave m_prev_mode
);
3812 method bool ?
(offset
=1) ?
(btos=btos) name get
set =
3814 (name
, `
bool (btos, get
), offset
, Action
(
3821 method color name get
set =
3823 (name
, `color get
, 1, Action
(
3825 let invalid = (nan
, nan
, nan
) in
3828 try color_of_string
s
3830 state
.text <- Printf.sprintf
"bad color `%s': %s"
3837 let te = name ^
": ", E.s, None
, textentry, ondone, true in
3838 state
.text <- color_to_string
(get
());
3839 state
.mode
<- Textentry
(te, leave m_prev_mode
);
3843 method string name get
set =
3845 (name
, `
string get
, 1, Action
(
3847 let ondone s = set s in
3848 let te = name ^
": ", E.s, None
, textentry, ondone, true in
3849 state
.mode
<- Textentry
(te, leave m_prev_mode
);
3853 method colorspace name get
set =
3855 (name
, `
string get
, 1, Action
(
3859 inherit lvsourcebase
3862 m_active
<- CSTE.to_int conf
.colorspace
;
3865 method getitemcount
=
3866 Array.length
CSTE.names
3869 method exit ~uioh ~cancel ~
active ~
first ~pan
=
3870 ignore
(uioh
, first, pan
);
3871 if not cancel
then set active;
3873 method hasaction
_ = true
3877 let modehash = findkeyhash conf
"info" in
3878 coe (new listview ~zebra
:false ~helpmode
:false
3879 ~
source ~trusted
:true ~
modehash)
3882 method paxmark name get
set =
3884 (name
, `
string get
, 1, Action
(
3888 inherit lvsourcebase
3891 m_active
<- MTE.to_int conf
.paxmark
;
3894 method getitemcount
= Array.length
MTE.names
3895 method getitem
n = (MTE.names
.(n), 0)
3896 method exit ~uioh ~cancel ~
active ~
first ~pan
=
3897 ignore
(uioh
, first, pan
);
3898 if not cancel
then set active;
3900 method hasaction
_ = true
3904 let modehash = findkeyhash conf
"info" in
3905 coe (new listview ~zebra
:false ~helpmode
:false
3906 ~
source ~trusted
:true ~
modehash)
3909 method fitmodel name get
set =
3911 (name
, `
string get
, 1, Action
(
3915 inherit lvsourcebase
3918 m_active
<- FMTE.to_int conf
.fitmodel
;
3921 method getitemcount
= Array.length
FMTE.names
3922 method getitem
n = (FMTE.names
.(n), 0)
3923 method exit ~uioh ~cancel ~
active ~
first ~pan
=
3924 ignore
(uioh
, first, pan
);
3925 if not cancel
then set active;
3927 method hasaction
_ = true
3931 let modehash = findkeyhash conf
"info" in
3932 coe (new listview ~zebra
:false ~helpmode
:false
3933 ~
source ~trusted
:true ~
modehash)
3936 method caption
s offset
=
3937 m_l
<- (s, `empty
, offset
, Noaction
) :: m_l
3939 method caption2
s f offset
=
3940 m_l
<- (s, `
string f, offset
, Noaction
) :: m_l
3942 method getitemcount
= Array.length m_a
3945 let tostr = function
3946 | `
int f -> string_of_int
(f ())
3947 | `intws
f -> string_with_suffix_of_int
(f ())
3949 | `color
f -> color_to_string
(f ())
3950 | `
bool (btos, f) -> btos (f ())
3953 let name, t
, offset
, _ = m_a
.(n) in
3954 ((let s = tostr t
in
3956 then Printf.sprintf
"%s\t%s" name s
3960 method exit ~uioh ~cancel ~
active ~
first ~pan
=
3965 match m_a
.(active) with
3966 | _, _, _, Action
f -> f uioh
3978 method hasaction
n =
3980 | _, _, _, Action
_ -> true
3984 let rec fillsrc prevmode prevuioh
=
3985 let sep () = src#caption
E.s 0 in
3986 let colorp name get
set =
3988 (fun () -> color_to_string
(get
()))
3991 let c = color_of_string
v in
3994 state
.text <- Printf.sprintf
"bad color `%s': %s" v (exntos exn
)
3997 let oldmode = state
.mode
in
3998 let birdseye = isbirdseye state
.mode
in
4000 src#caption
(if birdseye then "Setup (Bird's eye)" else "Setup") 0;
4002 src#
bool "presentation mode"
4003 (fun () -> conf
.presentation
)
4004 (fun v -> setpresentationmode v);
4006 src#
bool "ignore case in searches"
4007 (fun () -> conf
.icase
)
4008 (fun v -> conf
.icase
<- v);
4011 (fun () -> conf
.preload)
4012 (fun v -> conf
.preload <- v);
4014 src#
bool "highlight links"
4015 (fun () -> conf
.hlinks
)
4016 (fun v -> conf
.hlinks
<- v);
4018 src#
bool "under info"
4019 (fun () -> conf
.underinfo
)
4020 (fun v -> conf
.underinfo
<- v);
4022 src#
bool "persistent bookmarks"
4023 (fun () -> conf
.savebmarks
)
4024 (fun v -> conf
.savebmarks
<- v);
4026 src#fitmodel
"fit model"
4027 (fun () -> FMTE.to_string conf
.fitmodel
)
4028 (fun v -> reqlayout conf
.angle
(FMTE.of_int
v));
4030 src#
bool "trim margins"
4031 (fun () -> conf
.trimmargins
)
4032 (fun v -> settrim v conf
.trimfuzz
; fillsrc prevmode prevuioh
);
4034 src#
bool "persistent location"
4035 (fun () -> conf
.jumpback
)
4036 (fun v -> conf
.jumpback
<- v);
4039 src#
int "inter-page space"
4040 (fun () -> conf
.interpagespace
)
4042 conf
.interpagespace
<- n;
4043 docolumns conf
.columns
;
4045 match state
.layout with
4050 state
.maxy <- calcheight
();
4051 let y = getpagey
pageno in
4056 (fun () -> conf
.pagebias
)
4057 (fun v -> conf
.pagebias
<- v);
4059 src#
int "scroll step"
4060 (fun () -> conf
.scrollstep
)
4061 (fun n -> conf
.scrollstep
<- n);
4063 src#
int "horizontal scroll step"
4064 (fun () -> conf
.hscrollstep
)
4065 (fun v -> conf
.hscrollstep
<- v);
4067 src#
int "auto scroll step"
4069 match state
.autoscroll
with
4071 | _ -> conf
.autoscrollstep
)
4073 let n = boundastep state
.winh
n in
4074 if state
.autoscroll
<> None
4075 then state
.autoscroll
<- Some
n;
4076 conf
.autoscrollstep
<- n);
4079 (fun () -> truncate
(conf
.zoom *. 100.))
4080 (fun v -> setzoom ((float v) /. 100.));
4083 (fun () -> conf
.angle
)
4084 (fun v -> reqlayout v conf
.fitmodel
);
4086 src#
int "scroll bar width"
4087 (fun () -> conf
.scrollbw
)
4090 reshape state
.winw state
.winh
;
4093 src#
int "scroll handle height"
4094 (fun () -> conf
.scrollh
)
4095 (fun v -> conf
.scrollh
<- v;);
4097 src#
int "thumbnail width"
4098 (fun () -> conf
.thumbw
)
4100 conf
.thumbw
<- min
4096 v;
4103 leavebirdseye beye
false;
4108 let mode = state
.mode in
4109 src#
string "columns"
4111 match conf
.columns
with
4113 | Cmulti
(multi
, _) -> multicolumns_to_string multi
4114 | Csplit
(count
, _) -> "-" ^ string_of_int count
4117 let n, a, b = multicolumns_of_string
v in
4118 setcolumns mode n a b);
4121 src#caption
"Pixmap cache" 0;
4122 src#int_with_suffix
"size (advisory)"
4123 (fun () -> conf
.memlimit
)
4124 (fun v -> conf
.memlimit
<- v);
4127 (fun () -> Printf.sprintf
"%s bytes, %d tiles"
4128 (string_with_suffix_of_int state
.memused
)
4129 (Hashtbl.length state
.tilemap
)) 1;
4132 src#caption
"Layout" 0;
4133 src#caption2
"Dimension"
4135 Printf.sprintf
"%dx%d (virtual %dx%d)"
4136 state
.winw state
.winh
4141 src#caption2
"Position" (fun () ->
4142 Printf.sprintf
"%dx%d" state
.x state
.y
4145 src#caption2
"Position" (fun () -> describe_location ()) 1
4149 src#
bool ~offset
:0 ~
btos:(fun v -> if v then "(on)" else "(off)")
4150 "Save these parameters as global defaults at exit"
4151 (fun () -> conf
.bedefault
)
4152 (fun v -> conf
.bedefault
<- v)
4156 let btos b = if b then "\xc2\xab" else "\xc2\xbb" in
4157 src#
bool ~offset
:0 ~
btos "Extended parameters"
4158 (fun () -> !showextended)
4159 (fun v -> showextended := v; fillsrc prevmode prevuioh
);
4163 (fun () -> conf
.checkers
)
4164 (fun v -> conf
.checkers
<- v; setcheckers v);
4165 src#
bool "update cursor"
4166 (fun () -> conf
.updatecurs
)
4167 (fun v -> conf
.updatecurs
<- v);
4168 src#
bool "scroll-bar on the left"
4169 (fun () -> conf
.leftscroll
)
4170 (fun v -> conf
.leftscroll
<- v);
4172 (fun () -> conf
.verbose
)
4173 (fun v -> conf
.verbose
<- v);
4174 src#
bool "invert colors"
4175 (fun () -> conf
.invert
)
4176 (fun v -> conf
.invert
<- v);
4178 (fun () -> conf
.maxhfit
)
4179 (fun v -> conf
.maxhfit
<- v);
4180 src#
bool "redirect stderr"
4181 (fun () -> conf
.redirectstderr)
4182 (fun v -> conf
.redirectstderr <- v; redirectstderr ());
4184 (fun () -> conf
.pax
!= None
)
4187 then conf
.pax
<- Some
(ref (now
(), 0, 0))
4188 else conf
.pax
<- None
);
4189 src#
string "uri launcher"
4190 (fun () -> conf
.urilauncher
)
4191 (fun v -> conf
.urilauncher
<- v);
4192 src#
string "path launcher"
4193 (fun () -> conf
.pathlauncher
)
4194 (fun v -> conf
.pathlauncher
<- v);
4195 src#
string "tile size"
4196 (fun () -> Printf.sprintf
"%dx%d" conf
.tilew conf
.tileh
)
4199 let w, h = Scanf.sscanf
v "%dx%d" (fun w h -> w, h) in
4200 conf
.tilew
<- max
64 w;
4201 conf
.tileh
<- max
64 h;
4204 state
.text <- Printf.sprintf
"bad tile size `%s': %s"
4207 src#
int "texture count"
4208 (fun () -> conf
.texcount
)
4211 then conf
.texcount
<- v
4212 else showtext '
!'
" Failed to set texture count please retry later"
4214 src#
int "slice height"
4215 (fun () -> conf
.sliceheight
)
4217 conf
.sliceheight
<- v;
4218 wcmd "sliceh %d" conf
.sliceheight
;
4220 src#
int "anti-aliasing level"
4221 (fun () -> conf
.aalevel
)
4223 conf
.aalevel
<- bound
v 0 8;
4224 state
.anchor <- getanchor
();
4225 opendoc state
.path state
.password
;
4227 src#
string "page scroll scaling factor"
4228 (fun () -> string_of_float conf
.pgscale)
4231 let s = float_of_string
v in
4234 state
.text <- Printf.sprintf
4235 "bad page scroll scaling factor `%s': %s" v (exntos exn
)
4238 src#
int "ui font size"
4239 (fun () -> fstate
.fontsize
)
4240 (fun v -> setfontsize (bound
v 5 100));
4241 src#
int "hint font size"
4242 (fun () -> conf
.hfsize
)
4243 (fun v -> conf
.hfsize
<- bound
v 5 100);
4244 colorp "background color"
4245 (fun () -> conf
.bgcolor
)
4246 (fun v -> conf
.bgcolor
<- v);
4247 src#
bool "crop hack"
4248 (fun () -> conf
.crophack
)
4249 (fun v -> conf
.crophack
<- v);
4250 src#
string "trim fuzz"
4251 (fun () -> irect_to_string conf
.trimfuzz
)
4254 conf
.trimfuzz
<- irect_of_string
v;
4256 then settrim true conf
.trimfuzz
;
4258 state
.text <- Printf.sprintf
"bad irect `%s': %s" v (exntos exn
)
4260 src#
string "throttle"
4262 match conf
.maxwait
with
4263 | None
-> "show place holder if page is not ready"
4266 then "wait for page to fully render"
4268 "wait " ^ string_of_float
time
4269 ^
" seconds before showing placeholder"
4273 let f = float_of_string
v in
4275 then conf
.maxwait
<- None
4276 else conf
.maxwait
<- Some
f
4278 state
.text <- Printf.sprintf
"bad time `%s': %s" v (exntos exn
)
4280 src#
string "ghyll scroll"
4282 match conf
.ghyllscroll
with
4284 | Some nab
-> ghyllscroll_to_string nab
4287 try conf
.ghyllscroll
<- ghyllscroll_of_string
v
4289 state
.text <- Printf.sprintf
"bad ghyll `%s': %s" v (exntos exn
)
4291 src#
string "selection command"
4292 (fun () -> conf
.selcmd
)
4293 (fun v -> conf
.selcmd
<- v);
4294 src#
string "synctex command"
4295 (fun () -> conf
.stcmd
)
4296 (fun v -> conf
.stcmd
<- v);
4297 src#
string "pax command"
4298 (fun () -> conf
.paxcmd
)
4299 (fun v -> conf
.paxcmd
<- v);
4300 src#colorspace
"color space"
4301 (fun () -> CSTE.to_string conf
.colorspace
)
4303 conf
.colorspace
<- CSTE.of_int
v;
4307 src#paxmark
"pax mark method"
4308 (fun () -> MTE.to_string conf
.paxmark
)
4309 (fun v -> conf
.paxmark
<- MTE.of_int
v);
4313 (fun () -> conf
.usepbo
)
4314 (fun v -> conf
.usepbo
<- v);
4315 src#
bool "mouse wheel scrolls pages"
4316 (fun () -> conf
.wheelbypage
)
4317 (fun v -> conf
.wheelbypage
<- v);
4318 src#
bool "open remote links in a new instance"
4319 (fun () -> conf
.riani
)
4320 (fun v -> conf
.riani
<- v);
4324 src#caption
"Document" 0;
4325 List.iter
(fun (_, s) -> src#caption
s 1) state
.docinfo
;
4326 src#caption2
"Pages"
4327 (fun () -> string_of_int state
.pagecount
) 1;
4328 src#caption2
"Dimensions"
4329 (fun () -> string_of_int
(List.length state
.pdims
)) 1;
4333 src#caption
"Trimmed margins" 0;
4334 src#caption2
"Dimensions"
4335 (fun () -> string_of_int
(List.length state
.pdims
)) 1;
4339 src#caption
"OpenGL" 0;
4340 src#caption
(Printf.sprintf
"Vendor\t%s" (GlMisc.get_string `vendor
)) 1;
4341 src#caption
(Printf.sprintf
"Renderer\t%s" (GlMisc.get_string `renderer
)) 1;
4344 src#caption
"Location" 0;
4345 if nonemptystr state
.origin
4346 then src#caption
("Orign\t" ^ mbtoutf8 state
.origin
) 1;
4347 src#caption
("Path\t" ^ mbtoutf8 state
.path) 1;
4349 src#reset prevmode prevuioh
;
4354 let prevmode = state
.mode
4355 and prevuioh
= state
.uioh in
4356 fillsrc prevmode prevuioh
;
4357 let source = (src :> lvsource
) in
4358 let modehash = findkeyhash conf
"info" in
4359 state
.uioh <- coe (object (self)
4360 inherit listview ~zebra
:false ~helpmode
:false
4361 ~
source ~trusted
:true ~
modehash as super
4362 val mutable m_prevmemused
= 0
4363 method infochanged
= function
4365 if m_prevmemused
!= state
.memused
4367 m_prevmemused
<- state
.memused
;
4368 G.postRedisplay "memusedchanged";
4370 | Pdim
-> G.postRedisplay "pdimchanged"
4371 | Docinfo
-> fillsrc prevmode prevuioh
4373 method key key mask
=
4374 if not
(Wsi.withctrl mask
)
4377 | 0xff51 | 0xff96 -> coe (self#updownlevel ~
-1) (* (kp) left *)
4378 | 0xff53 | 0xff98 -> coe (self#updownlevel
1) (* (kp) right *)
4379 | _ -> super#
key key mask
4380 else super#
key key mask
4382 G.postRedisplay "info";
4388 inherit lvsourcebase
4389 method getitemcount
= Array.length state
.help
4391 let s, l, _ = state
.help
.(n) in
4394 method exit ~
uioh ~cancel ~
active ~
first ~pan
=
4398 match state
.help
.(active) with
4399 | _, _, Action
f -> Some
(f uioh)
4409 method hasaction
n =
4410 match state
.help
.(n) with
4411 | _, _, Action
_ -> true
4418 let modehash = findkeyhash conf
"help" in
4420 state
.uioh <- coe (new listview
4421 ~zebra
:false ~helpmode
:true
4422 ~
source ~trusted
:true ~
modehash);
4423 G.postRedisplay "help";
4428 let re = Str.regexp
"[\r\n]" in
4430 inherit lvsourcebase
4431 val mutable m_items
= E.a
4433 method getitemcount
= 1 + Array.length m_items
4438 else m_items
.(n-1), 0
4440 method exit ~
uioh ~cancel ~
active ~
first ~pan
=
4445 then Buffer.clear state
.errmsgs
;
4452 method hasaction
n =
4456 state
.newerrmsgs
<- false;
4457 let l = Str.split
re (Buffer.contents state
.errmsgs
) in
4458 m_items
<- Array.of_list
l
4467 let source = (msgsource :> lvsource
) in
4468 let modehash = findkeyhash conf
"listview" in
4469 state
.uioh <- coe (object
4470 inherit listview ~zebra
:false ~helpmode
:false
4471 ~
source ~trusted
:false ~
modehash as super
4474 then msgsource#reset
;
4477 G.postRedisplay "msgs";
4480 let quickbookmark ?title
() =
4481 match state
.layout with
4487 let tm = Unix.localtime
(now
()) in
4488 Printf.sprintf
"Quick (page %d) (bookmarked at %d/%d/%d %d:%d)"
4492 (tm.Unix.tm_year
+ 1900)
4495 | Some
title -> title
4497 state
.bookmarks
<- (title, 0, Oanchor
(getanchor1
l)) :: state
.bookmarks
4500 let setautoscrollspeed step goingdown
=
4501 let incr = max
1 ((abs step
) / 2) in
4502 let incr = if goingdown
then incr else -incr in
4503 let astep = boundastep state
.winh
(step
+ incr) in
4504 state
.autoscroll
<- Some
astep;
4508 match conf
.columns
with
4510 | _ -> state
.x != 0 || conf
.zoom > 1.0
4513 let panbound x = bound
x (-state
.w) (wadjsb state
.winw
);;
4515 let existsinrow pageno (columns
, coverA
, coverB
) p =
4516 let last = ((pageno - coverA
) mod columns
) + columns
in
4517 let rec any = function
4520 if l.pageno = coverA
- 1 || l.pageno = state
.pagecount
- coverB
4524 then (if l.pageno = last then false else any rest
)
4532 match state
.layout with
4534 let pageno = page_of_y state
.y in
4535 gotoghyll (getpagey
(pageno+1))
4537 match conf
.columns
with
4539 if conf
.presentation
&& rest
== [] && l.pageh
> l.pagey + l.pagevh
4541 let y = clamp (pgscale state
.winh
) in
4544 let pageno = min
(l.pageno+1) (state
.pagecount
-1) in
4545 gotoghyll (getpagey
pageno)
4546 | Cmulti
((c, _, _) as cl, _) ->
4547 if conf
.presentation
4548 && (existsinrow l.pageno cl
4549 (fun l -> l.pageh
> l.pagey + l.pagevh))
4551 let y = clamp (pgscale state
.winh
) in
4554 let pageno = min
(l.pageno+c) (state
.pagecount
-1) in
4555 gotoghyll (getpagey
pageno)
4557 if l.pageno < state
.pagecount
- 1 || l.pagecol
< n - 1
4559 let pagey, pageh
= getpageyh
l.pageno in
4560 let pagey = pagey + pageh
* l.pagecol
in
4561 let ips = if l.pagecol
= 0 then 0 else conf
.interpagespace
in
4562 gotoghyll (pagey + pageh
+ ips)
4566 match state
.layout with
4568 let pageno = page_of_y state
.y in
4569 gotoghyll (getpagey
(pageno-1))
4571 match conf
.columns
with
4573 if conf
.presentation
&& l.pagey != 0
4575 gotoghyll (clamp (pgscale ~
-(state
.winh
)))
4577 let pageno = max
0 (l.pageno-1) in
4578 gotoghyll (getpagey
pageno)
4579 | Cmulti
((c, _, coverB
) as cl, _) ->
4580 if conf
.presentation
&&
4581 (existsinrow l.pageno cl (fun l -> l.pagey != 0))
4583 gotoghyll (clamp (pgscale ~
-(state
.winh
)))
4586 if l.pageno = state
.pagecount
- coverB
4590 let pageno = max
0 (l.pageno-decr) in
4591 gotoghyll (getpagey
pageno)
4599 let pageno = max
0 (l.pageno-1) in
4600 let pagey, pageh
= getpageyh
pageno in
4603 let pagey, pageh
= getpageyh
l.pageno in
4604 pagey + pageh
* (l.pagecol
-1) - conf
.interpagespace
4609 let viewkeyboard key mask
=
4611 let mode = state
.mode in
4612 state
.mode <- Textentry
(te, fun _ -> state
.mode <- mode);
4615 G.postRedisplay "view:enttext"
4617 let ctrl = Wsi.withctrl mask
in
4619 if key >= 0xffb0 && key < 0xffb9 then key - 0xffb0 + 48 else key
4625 | 0xff63 -> (* insert *)
4626 if conf
.angle
mod 360 = 0 && not
(isbirdseye state
.mode)
4628 state
.mode <- LinkNav
(Ltgendir
0);
4631 else showtext '
!'
"Keyboard link navigation does not work under rotation"
4633 | 0xff1b | 113 -> (* escape / q *)
4634 begin match state
.mstate
with
4637 G.postRedisplay "kill zoom rect";
4639 begin match state
.mode with
4642 G.postRedisplay "esc leave linknav"
4644 match state
.ranchors
with
4646 | (path, password
, anchor, origin
) :: rest
->
4647 state
.ranchors
<- rest
;
4648 state
.anchor <- anchor;
4649 state
.origin
<- origin
;
4650 state
.nameddest
<- E.s;
4651 opendoc path password
4655 | 0xff08 -> (* backspace *)
4656 gotoghyll (getnav ~
-1)
4667 Hashtbl.iter
(fun _ opaque -> clearmark
opaque) state
.pagemap
;
4668 G.postRedisplay "dehighlight";
4670 | 47 | 63 -> (* / ? *)
4671 let ondone isforw
s =
4672 cbput state
.hists
.pat
s;
4673 state
.searchpattern
<- s;
4676 let s = String.create
1 in
4677 s.[0] <- Char.chr
key;
4678 enttext (s, E.s, Some
(onhist state
.hists
.pat
),
4679 textentry, ondone (key = 47), true)
4681 | 43 | 0xffab | 61 when ctrl -> (* ctrl-+ or ctrl-= *)
4682 let incr = if conf
.zoom +. 0.01 > 0.1 then 0.1 else 0.01 in
4683 setzoom (conf
.zoom +. incr)
4685 | 43 | 0xffab -> (* + *)
4688 try int_of_string
s with exc
->
4689 state
.text <- Printf.sprintf
"bad integer `%s': %s" s (exntos exc
);
4695 state
.text <- "page bias is now " ^ string_of_int
n;
4698 enttext ("page bias: ", E.s, None
, intentry, ondone, true)
4700 | 45 | 0xffad when ctrl -> (* ctrl-- *)
4701 let decr = if conf
.zoom -. 0.1 < 0.1 then 0.01 else 0.1 in
4702 setzoom (max
0.01 (conf
.zoom -. decr))
4704 | 45 | 0xffad -> (* - *)
4705 let ondone msg
= state
.text <- msg
in
4707 "option [acfhilpstvxACFPRSZTISM]: ", E.s, None
,
4708 optentry state
.mode, ondone, true
4711 | 48 when ctrl -> (* ctrl-0 *)
4719 | (49 | 50) when ctrl && conf
.fitmodel
!= FitPage
-> (* ctrl-1/2 *)
4721 match conf
.columns
with
4722 | Csingle
_ | Cmulti
_ -> 1
4723 | Csplit
(n, _) -> n
4725 let h = state
.winh
-
4726 conf
.interpagespace
lsl (if conf
.presentation
then 1 else 0)
4728 let zoom = zoomforh state
.winw
h (vscrollw ()) cols in
4729 if zoom > 0.0 && (key = 50 || zoom < 1.0)
4732 | 51 when ctrl -> (* ctrl-3 *)
4734 match conf
.fitmodel
with
4735 | FitWidth
-> FitProportional
4736 | FitProportional
-> FitPage
4737 | FitPage
-> FitWidth
4739 state
.text <- "fit model: " ^
FMTE.to_string
fm;
4740 reqlayout conf
.angle
fm
4742 | 0xffc6 -> (* f9 *)
4745 | 57 when ctrl -> (* ctrl-9 *)
4748 | (48 | 49 | 50 | 51 | 52 | 53 | 54 | 55 | 56 | 57)
4749 when not
ctrl -> (* 0..9 *)
4752 try int_of_string
s with exc
->
4753 state
.text <- Printf.sprintf
"bad integer `%s': %s" s (exntos exc
);
4759 cbput state
.hists
.pag
(string_of_int
n);
4760 gotopage1 (n + conf
.pagebias
- 1) 0;
4763 let pageentry text key =
4764 match Char.unsafe_chr
key with
4765 | '
g'
-> TEdone
text
4766 | _ -> intentry text key
4768 let text = "x" in text.[0] <- Char.chr
key;
4769 enttext (":", text, Some
(onhist state
.hists
.pag
), pageentry, ondone, true)
4772 conf
.scrollb
<- if conf
.scrollb
= 0 then (scrollbvv
lor scrollbhv
) else 0;
4773 reshape state
.winw state
.winh
;
4776 state
.bzoom
<- not state
.bzoom
;
4778 showtext ' '
("block zoom " ^
if state
.bzoom
then "on" else "off")
4781 conf
.hlinks
<- not conf
.hlinks
;
4782 state
.text <- "highlightlinks " ^
if conf
.hlinks
then "on" else "off";
4783 G.postRedisplay "toggle highlightlinks";
4786 state
.glinks
<- true;
4787 let mode = state
.mode in
4788 state
.mode <- Textentry
(
4789 (":", E.s, None
, linknentry, linkndone gotounder, false),
4791 state
.glinks
<- false;
4795 G.postRedisplay "view:linkent(F)"
4798 state
.glinks
<- true;
4799 let mode = state
.mode in
4800 state
.mode <- Textentry
(
4802 ":", E.s, None
, linknentry, linkndone (fun under ->
4803 selstring (undertext under);
4807 state
.glinks
<- false;
4811 G.postRedisplay "view:linkent"
4814 begin match state
.autoscroll
with
4816 conf
.autoscrollstep
<- step
;
4817 state
.autoscroll
<- None
4819 if conf
.autoscrollstep
= 0
4820 then state
.autoscroll
<- Some
1
4821 else state
.autoscroll
<- Some conf
.autoscrollstep
4824 | 112 when ctrl -> (* ctrl-p *)
4828 setpresentationmode (not conf
.presentation
);
4829 showtext ' '
("presentation mode " ^
4830 if conf
.presentation
then "on" else "off");
4833 if List.mem
Wsi.Fullscreen state
.winstate
4834 then Wsi.reshape conf
.cwinw conf
.cwinh
4835 else Wsi.fullscreen
()
4837 | 112 | 78 -> (* p|N *)
4838 search state
.searchpattern
false
4840 | 110 | 0xffc0 -> (* n|F3 *)
4841 search state
.searchpattern
true
4844 begin match state
.layout with
4847 gotoghyll (getpagey
l.pageno)
4853 | 0xff9f | 0xffff -> (* delete *)
4857 showtext ' '
(describe_location ());
4860 begin match state
.layout with
4863 Wsi.reshape (l.pagew
+ vscrollw ()) l.pageh
;
4868 enterbookmarkmode ()
4870 | 104 | 0xffbe -> (* h|F1 *)
4876 | 101 when Buffer.length state
.errmsgs
> 0 -> (* e *)
4881 match state
.layout with
4886 (s, 0, Oanchor
(getanchor1
l)) :: state
.bookmarks
4889 enttext ("bookmark: ", E.s, None
, textentry, ondone, true)
4893 showtext ' '
"Quick bookmark added";
4896 begin match state
.layout with
4898 let rect = getpdimrect
l.pagedimno
in
4902 (truncate
(1.8 *. (rect.(1) -. rect.(0))),
4903 truncate
(1.2 *. (rect.(3) -. rect.(0))))
4905 (truncate
(rect.(1) -. rect.(0)),
4906 truncate
(rect.(3) -. rect.(0)))
4908 let w = truncate
((float w)*.conf
.zoom)
4909 and h = truncate
((float h)*.conf
.zoom) in
4912 state
.anchor <- getanchor
();
4913 Wsi.reshape (w + vscrollw ()) (h + conf
.interpagespace
)
4915 G.postRedisplay "z";
4922 | 60 | 62 -> (* < > *)
4923 reqlayout (conf
.angle
+ (if key = 62 then 30 else -30)) conf
.fitmodel
4925 | 91 | 93 -> (* [ ] *)
4927 bound
(conf
.colorscale
+. (if key = 93 then 0.1 else -0.1)) 0.0 1.0
4929 G.postRedisplay "brightness";
4931 | 99 when state
.mode = View
-> (* [alt-]c *)
4936 let m = (wadjsb state
.winw
- state
.w) / 2 in
4938 gotoy_and_clear_text state
.y
4942 match state
.prevcolumns
with
4943 | None
-> (1, 0, 0), 1.0
4944 | Some
(columns
, z
) ->
4947 | Csplit
(c, _) -> -c, 0, 0
4948 | Cmulti
((c, a, b), _) -> c, a, b
4949 | Csingle
_ -> 1, 0, 0
4953 setcolumns View
c a b;
4956 | 0xff54 | 0xff52 when ctrl && Wsi.withshift mask
4957 -> (* ctrl-shift- (kp) [up|down] *)
4958 let zoom, x = state
.prevzoom
in
4962 | 107 | 0xff52 | 0xff97 -> (* k (kp) up *)
4963 begin match state
.autoscroll
with
4965 begin match state
.mode with
4966 | Birdseye beye
-> upbirdseye 1 beye
4969 then gotoy_and_clear_text (clamp ~
-(state
.winh
/2))
4971 if not
(Wsi.withshift mask
) && conf
.presentation
4973 else gotoghyll1 true (clamp (-conf
.scrollstep
))
4977 setautoscrollspeed n false
4980 | 106 | 0xff54 | 0xff99 -> (* j (kp) down *)
4981 begin match state
.autoscroll
with
4983 begin match state
.mode with
4984 | Birdseye beye
-> downbirdseye 1 beye
4987 then gotoy_and_clear_text (clamp (state
.winh
/2))
4989 if not
(Wsi.withshift mask
) && conf
.presentation
4991 else gotoghyll1 true (clamp (conf
.scrollstep
))
4995 setautoscrollspeed n true
4998 | 0xff51 | 0xff53 | 0xff96 | 0xff98
4999 when not
(Wsi.withalt mask
) -> (* (kp) left / right *)
5005 else conf
.hscrollstep
5007 let dx = if key = 0xff51 || key = 0xff96 then dx else -dx in
5008 state
.x <- panbound (state
.x + dx);
5009 gotoy_and_clear_text state
.y
5012 G.postRedisplay "left/right"
5015 | 0xff55 | 0xff9a -> (* (kp) prior *)
5019 match state
.layout with
5021 | l :: _ -> state
.y - l.pagey
5023 clamp (pgscale (-state
.winh
))
5027 | 0xff56 | 0xff9b -> (* (kp) next *)
5031 match List.rev state
.layout with
5033 | l :: _ -> getpagey
l.pageno
5035 clamp (pgscale state
.winh
)
5039 | 103 | 0xff50 | 0xff95 -> (* g (kp) home *)
5041 | 71 | 0xff57 | 0xff9c -> (* G (kp) end *)
5042 gotoghyll (clamp state
.maxy)
5045 when Wsi.withalt mask
-> (* alt-(kp) right *)
5046 gotoghyll (getnav 1)
5048 when Wsi.withalt mask
-> (* alt-(kp) left *)
5049 gotoghyll (getnav ~
-1)
5054 | 118 when conf
.debug
-> (* v *)
5057 match getopaque l.pageno with
5060 let x0, y0, x1, y1 = pagebbox
opaque in
5061 let a,b = float x0, float y0 in
5062 let c,d = float x1, float y0 in
5063 let e,f = float x1, float y1 in
5064 let h,j
= float x0, float y1 in
5065 let rect = (a,b,c,d,e,f,h,j
) in
5067 state
.rects
<- (l.pageno, l.pageno mod 3, rect) :: state
.rects
;
5069 G.postRedisplay "v";
5072 let mode = state
.mode in
5073 let cmd = ref E.s in
5074 let onleave = function
5075 | Cancel
-> state
.mode <- mode
5078 match getopaque l.pageno with
5079 | Some
opaque -> pipesel opaque !cmd
5080 | None
-> ()) state
.layout;
5084 cbput state
.hists
.sel
s;
5088 "| ", !cmd, Some
(onhist state
.hists
.sel
), textentry, ondone, true
5090 G.postRedisplay "|";
5091 state
.mode <- Textentry
(te, onleave);
5094 vlog "huh? %s" (Wsi.keyname
key)
5097 let linknavkeyboard key mask
linknav =
5098 let getpage pageno =
5099 let rec loop = function
5101 | l :: _ when l.pageno = pageno -> Some
l
5102 | _ :: rest
-> loop rest
5103 in loop state
.layout
5105 let doexact (pageno, n) =
5106 match getopaque pageno, getpage pageno with
5107 | Some
opaque, Some
l ->
5108 if key = 0xff0d || key = 0xff8d (* (kp)enter *)
5110 let under = getlink
opaque n in
5111 G.postRedisplay "link gotounder";
5117 | 0xff50 -> (* home *)
5118 Some
(findlink
opaque LDfirst
), -1
5120 | 0xff57 -> (* end *)
5121 Some
(findlink
opaque LDlast
), 1
5123 | 0xff51 -> (* left *)
5124 Some
(findlink
opaque (LDleft
n)), -1
5126 | 0xff53 -> (* right *)
5127 Some
(findlink
opaque (LDright
n)), 1
5129 | 0xff52 -> (* up *)
5130 Some
(findlink
opaque (LDup
n)), -1
5132 | 0xff54 -> (* down *)
5133 Some
(findlink
opaque (LDdown
n)), 1
5138 begin match findpwl
l.pageno dir with
5142 state
.mode <- LinkNav
(Ltgendir
dir);
5143 let y, h = getpageyh
pageno in
5146 then y + h - state
.winh
5151 begin match getopaque pageno, getpage pageno with
5152 | Some
opaque, Some
_ ->
5154 let ld = if dir > 0 then LDfirst
else LDlast
in
5157 begin match link with
5159 showlinktype (getlink
opaque m);
5160 state
.mode <- LinkNav
(Ltexact
(pageno, m));
5161 G.postRedisplay "linknav jpage";
5168 begin match opt with
5169 | Some Lnotfound
-> pwl l dir;
5170 | Some
(Lfound
m) ->
5174 let _, y0, _, y1 = getlinkrect
opaque m in
5176 then gotopage1 l.pageno y0
5178 let d = fstate
.fontsize
+ 1 in
5179 if y1 - l.pagey > l.pagevh - d
5180 then gotopage1 l.pageno (y1 - state
.winh
- hscrollh () + d)
5181 else G.postRedisplay "linknav";
5183 showlinktype (getlink
opaque m);
5184 state
.mode <- LinkNav
(Ltexact
(l.pageno, m));
5187 | None
-> viewkeyboard key mask
5189 | _ -> viewkeyboard key mask
5194 G.postRedisplay "leave linknav"
5198 | Ltgendir
_ -> viewkeyboard key mask
5199 | Ltexact exact
-> doexact exact
5202 let keyboard key mask
=
5203 if (key = 103 && Wsi.withctrl mask
) && not
(istextentry state
.mode)
5204 then wcmd "interrupt"
5205 else state
.uioh <- state
.uioh#
key key mask
5208 let birdseyekeyboard key mask
5209 ((oconf
, leftx
, pageno, hooverpageno
, anchor) as beye
) =
5211 match conf
.columns
with
5213 | Cmulti
((c, _, _), _) -> c
5214 | Csplit
_ -> failwith
"bird's eye split mode"
5216 let pgh layout = List.fold_left
(fun m l -> max
l.pageh
m) state
.winh
layout in
5218 | 108 when Wsi.withctrl mask
-> (* ctrl-l *)
5219 let y, h = getpageyh
pageno in
5220 let top = (state
.winh
- h) / 2 in
5221 gotoy (max
0 (y - top))
5222 | 0xff0d (* enter *)
5223 | 0xff8d -> leavebirdseye beye
false (* kp enter *)
5224 | 0xff1b -> leavebirdseye beye
true (* escape *)
5225 | 0xff52 -> upbirdseye incr beye
(* up *)
5226 | 0xff54 -> downbirdseye incr beye
(* down *)
5227 | 0xff51 -> upbirdseye 1 beye
(* left *)
5228 | 0xff53 -> downbirdseye 1 beye
(* right *)
5230 | 0xff55 -> (* prior *)
5231 begin match state
.layout with
5235 state
.mode <- Birdseye
(
5236 oconf
, leftx
, l.pageno, hooverpageno
, anchor
5238 gotopage1 l.pageno 0;
5241 let layout = layout (state
.y-state
.winh
) (pgh state
.layout) in
5243 | [] -> gotoy (clamp (-state
.winh
))
5245 state
.mode <- Birdseye
(
5246 oconf
, leftx
, l.pageno, hooverpageno
, anchor
5248 gotopage1 l.pageno 0
5251 | [] -> gotoy (clamp (-state
.winh
))
5254 | 0xff56 -> (* next *)
5255 begin match List.rev state
.layout with
5257 let layout = layout (state
.y + (pgh state
.layout)) state
.winh
in
5258 begin match layout with
5260 let incr = l.pageh
- l.pagevh in
5265 oconf
, leftx
, state
.pagecount
- 1, hooverpageno
, anchor
5267 G.postRedisplay "birdseye pagedown";
5269 else gotoy (clamp (incr + conf
.interpagespace
*2));
5273 Birdseye
(oconf
, leftx
, l.pageno, hooverpageno
, anchor);
5274 gotopage1 l.pageno 0;
5277 | [] -> gotoy (clamp state
.winh
)
5280 | 0xff50 -> (* home *)
5281 state
.mode <- Birdseye
(oconf
, leftx
, 0, hooverpageno
, anchor);
5284 | 0xff57 -> (* end *)
5285 let pageno = state
.pagecount
- 1 in
5286 state
.mode <- Birdseye
(oconf
, leftx
, pageno, hooverpageno
, anchor);
5287 if not
(pagevisible state
.layout pageno)
5290 match List.rev state
.pdims
with
5292 | (_, _, h, _) :: _ -> h
5294 gotoy (max
0 (getpagey
pageno - (state
.winh
- h - conf
.interpagespace
)))
5295 else G.postRedisplay "birdseye end";
5296 | _ -> viewkeyboard key mask
5301 match state
.mode with
5302 | Textentry
_ -> scalecolor 0.4
5304 | View
-> scalecolor 1.0
5305 | Birdseye
(_, _, pageno, hooverpageno
, _) ->
5306 if l.pageno = hooverpageno
5309 if l.pageno = pageno
5317 let postdrawpage l linkindexbase
=
5318 match getopaque l.pageno with
5320 if tileready l l.pagex
l.pagey
5322 let x = l.pagedispx - l.pagex
+ xadjsb 0
5323 and y = l.pagedispy - l.pagey in
5325 match conf
.columns
with
5326 | Csingle
_ | Cmulti
_ ->
5327 (if conf
.hlinks
then 1 else 0)
5329 && not
(isbirdseye state
.mode) then 2 else 0)
5333 match state
.mode with
5334 | Textentry
((_, s, _, _, _, _), _) when state
.glinks
-> s
5337 postprocess
opaque hlmask x y (linkindexbase
, s, conf
.hfsize
);
5342 let scrollindicator () =
5343 let sbw, ph
, sh = state
.uioh#
scrollph in
5344 let sbh, pw, sw = state
.uioh#scrollpw
in
5349 else (state
.winw
- sbw), state
.winw
5352 GlDraw.color (0.64, 0.64, 0.64);
5353 filledrect (float x0) 0. (float x1) (float state
.winh
);
5355 0. (float (state
.winh
- sbh))
5356 (float (wadjsb state
.winw
- 1)) (float state
.winh
)
5358 GlDraw.color (0.0, 0.0, 0.0);
5360 filledrect (float x0) ph
(float x1) (ph
+. sh);
5361 filledrect pw (float (state
.winh
- sbh)) (pw +. sw) (float state
.winh
);
5365 match state
.mstate
with
5366 | Mnone
| Mscrolly
| Mscrollx
| Mpan
_ | Mzoom
_ | Mzoomrect
_ ->
5369 | Msel
((x0, y0), (x1, y1)) ->
5370 let identify opaque l px py = Some
(opaque, l.pageno, px, py) in
5371 let o0,n0
,px0
,py0
= onppundermouse identify x0 y0 (~
< E.s, -1, 0, 0) in
5372 let _o1,n1
,px1
,py1
= onppundermouse identify x1 y1 (~
< E.s, -1, 0, 0) in
5373 if n0
!= -1 && n0
= n1
then seltext
o0 (px0
, py0
, px1
, py1
);
5376 let showrects = function [] -> () | rects
->
5378 GlDraw.color (0.0, 0.0, 1.0) ~
alpha:0.5;
5379 GlFunc.blend_func `src_alpha `one_minus_src_alpha
;
5381 (fun (pageno, c, (x0, y0, x1, y1, x2
, y2
, x3
, y3
)) ->
5383 if l.pageno = pageno
5385 let dx = float (l.pagedispx - l.pagex
) in
5386 let dy = float (l.pagedispy - l.pagey) in
5387 GlDraw.color (0.0, 0.0, 1.0 /. float c) ~
alpha:0.5;
5388 Raw.sets_float state
.vraw ~
pos:0
5393 GlArray.vertex `two state
.vraw
;
5394 GlArray.draw_arrays `triangle_strip
0 4;
5403 GlClear.color (scalecolor2 conf
.bgcolor
);
5404 GlClear.clear
[`
color];
5405 List.iter
drawpage state
.layout;
5407 match state
.mode with
5408 | LinkNav
(Ltexact
(pageno, linkno
)) ->
5409 begin match getopaque pageno with
5411 let dx = xadjsb 0 in
5412 let x0, y0, x1, y1 = getlinkrect
opaque linkno
in
5413 let x0 = x0 + dx and x1 = x1 + dx in
5420 | None
-> state
.rects
5425 let rec postloop linkindexbase
= function
5427 let linkindexbase = linkindexbase + postdrawpage l linkindexbase in
5428 postloop linkindexbase rest
5432 postloop 0 state
.layout;
5434 begin match state
.mstate
with
5435 | Mzoomrect
((x0, y0), (x1, y1)) ->
5437 GlDraw.color (0.3, 0.3, 0.3) ~
alpha:0.5;
5438 GlFunc.blend_func `src_alpha `one_minus_src_alpha
;
5439 filledrect (float x0) (float y0) (float x1) (float y1);
5448 let zoomrect x y x1 y1 =
5451 and y0 = min
y y1 in
5452 gotoy (state
.y + y0);
5453 state
.anchor <- getanchor
();
5454 let zoom = (float state
.w) /. float (x1 - x0) in
5456 match conf
.fitmodel
, conf
.columns
with
5457 | FitPage
, Csplit
_ ->
5458 onppundermouse (fun _ l _ _ -> Some
l.pagedispx) x0 y0 x0
5461 let adjw = wadjsb state
.winw
in
5463 then (adjw - state
.w) / 2
5466 state
.x <- (state
.x + margin) - x0;
5472 let g opaque l px py =
5473 match rectofblock
opaque px py with
5475 let x0 = a.(0) -. 20. in
5476 let x1 = a.(1) +. 20. in
5477 let y0 = a.(2) -. 20. in
5478 let zoom = (float state
.w) /. (x1 -. x0) in
5479 let pagey = getpagey
l.pageno in
5480 gotoy_and_clear_text (pagey + truncate
y0);
5481 state
.anchor <- getanchor
();
5482 let margin = (state
.w - l.pagew
)/2 in
5483 state
.x <- -truncate
x0 - margin;
5488 match conf
.columns
with
5490 showtext '
!'
"block zooming does not work properly in split columns mode"
5491 | _ -> onppundermouse g x y ()
5495 let winw = wadjsb state
.winw - 1 in
5496 let s = float x /. float winw in
5497 let destx = truncate
(float (state
.w + winw) *. s) in
5498 state
.x <- winw - destx;
5499 gotoy_and_clear_text state
.y;
5500 state
.mstate
<- Mscrollx
;
5504 let s = float y /. float state
.winh
in
5505 let desty = truncate
(float (state
.maxy - state
.winh
) *. s) in
5506 gotoy_and_clear_text desty;
5507 state
.mstate
<- Mscrolly
;
5510 let viewmulticlick clicks
x y mask
=
5511 let g opaque l px py =
5519 if markunder
opaque px py mark
5523 match getopaque l.pageno with
5525 | Some
opaque -> pipesel opaque cmd
5527 state
.roam
<- (fun () -> dopipe conf
.paxcmd
);
5528 if not
(Wsi.withctrl mask
) then dopipe conf
.selcmd
;
5533 G.postRedisplay "viewmulticlick";
5534 onppundermouse g x y (fun () -> showtext '
!'
"Nothing to select") ();
5538 match conf
.columns
with
5540 | Csingle
_ | Cmulti
_ -> conf
.angle
mod 360 = 0
5543 let viewmouse button down
x y mask
=
5545 | n when (n == 4 || n == 5) && not down
->
5546 if Wsi.withctrl mask
5548 match state
.mstate
with
5549 | Mzoom
(oldn
, i
) ->
5557 if conf
.zoom +. 0.01 > 0.1 then 0.1 else 0.01
5559 if conf
.zoom -. 0.1 < 0.1 then -0.01 else -0.1
5561 let zoom = conf
.zoom -. incr in
5563 state
.mstate
<- Mzoom
(n, 0);
5565 state
.mstate
<- Mzoom
(n, i
+1);
5567 else state
.mstate
<- Mzoom
(n, 0)
5569 | _ -> state
.mstate
<- Mzoom
(n, 0)
5572 match state
.autoscroll
with
5573 | Some step
-> setautoscrollspeed step
(n=4)
5575 if conf
.wheelbypage
|| conf
.presentation
5584 then -conf
.scrollstep
5585 else conf
.scrollstep
5587 let incr = incr * 2 in
5588 let y = clamp incr in
5589 gotoy_and_clear_text y
5592 | n when (n = 6 || n = 7) && not down
&& canpan () ->
5594 panbound (state
.x + (if n = 7 then -2 else 2) * conf
.hscrollstep
);
5595 gotoy_and_clear_text state
.y
5597 | 1 when Wsi.withshift mask
->
5598 state
.mstate
<- Mnone
;
5601 match unproject x y with
5602 | Some
(pageno, ux
, uy
) ->
5603 let cmd = Printf.sprintf
5605 conf
.stcmd state
.path pageno ux uy
5611 | 1 when Wsi.withctrl mask
->
5614 Wsi.setcursor
Wsi.CURSOR_CROSSHAIR
;
5615 state
.mstate
<- Mpan
(x, y)
5618 state
.mstate
<- Mnone
5623 Wsi.setcursor
Wsi.CURSOR_CYCLE
;
5625 state
.mstate
<- Mzoomrect
(p, p)
5628 match state
.mstate
with
5629 | Mzoomrect
((x0, y0), _) ->
5630 if abs
(x-x0) > 10 && abs
(y - y0) > 10
5631 then zoomrect x0 y0 x y
5634 G.postRedisplay "kill accidental zoom rect";
5640 | 1 when x > state
.winw - vscrollw () ->
5643 let _, position, sh = state
.uioh#
scrollph in
5644 if y > truncate
position && y < truncate
(position +. sh)
5645 then state
.mstate
<- Mscrolly
5648 state
.mstate
<- Mnone
5650 | 1 when y > state
.winh
- hscrollh () ->
5653 let _, position, sw = state
.uioh#scrollpw
in
5654 if x > truncate
position && x < truncate
(position +. sw)
5655 then state
.mstate
<- Mscrollx
5658 state
.mstate
<- Mnone
5660 | 1 when state
.bzoom
-> if not down
then zoomblock x y
5663 let dest = if down
then getunder x y else Unone
in
5664 begin match dest with
5667 | Uremote
_ | Uremotedest
_
5668 | Uunexpected
_ | Ulaunch
_ | Unamed
_ ->
5671 | Unone
when down
->
5672 Wsi.setcursor
Wsi.CURSOR_CROSSHAIR
;
5673 state
.mstate
<- Mpan
(x, y);
5675 | Unone
| Utext
_ ->
5680 state
.mstate
<- Msel
((x, y), (x, y));
5681 G.postRedisplay "mouse select";
5685 match state
.mstate
with
5688 | Mzoom
_ | Mscrollx
| Mscrolly
->
5689 state
.mstate
<- Mnone
5691 | Mzoomrect
((x0, y0), _) ->
5695 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
5696 state
.mstate
<- Mnone
5698 | Msel
((x0, y0), (x1, y1)) ->
5699 let rec loop = function
5703 let a0 = l.pagedispy in
5704 let a1 = a0 + l.pagevh in
5705 let b0 = l.pagedispx in
5706 let b1 = b0 + l.pagevw in
5707 ((y0 >= a0 && y0 <= a1) || (y1 >= a0 && y1 <= a1))
5708 && ((x0 >= b0 && x0 <= b1) || (x1 >= b0 && x1 <= b1))
5712 match getopaque l.pageno with
5715 match Ne.res Unix.pipe
with
5719 "can not create sel pipe: %s"
5723 Ne.clo fd
(fun msg
->
5724 dolog
"%s close failed: %s" what msg
)
5727 try popen
cmd [r, 0; w, -1]; true
5729 dolog
"can not execute %S: %s"
5736 G.postRedisplay "copysel";
5738 else clo "Msel pipe/w" w;
5739 clo "Msel pipe/r" r;
5741 dosel conf
.selcmd
();
5742 state
.roam
<- dosel conf
.paxcmd
;
5754 let birdseyemouse button down
x y mask
5755 (conf
, leftx
, _, hooverpageno
, anchor) =
5758 let rec loop = function
5761 if y > l.pagedispy && y < l.pagedispy + l.pagevh
5762 && x > l.pagedispx && x < l.pagedispx + l.pagevw
5764 leavebirdseye (conf
, leftx
, l.pageno, hooverpageno
, anchor) false;
5770 | _ -> viewmouse button down
x y mask
5776 method key key mask
=
5777 begin match state
.mode with
5778 | Textentry
textentry -> textentrykeyboard key mask
textentry
5779 | Birdseye
birdseye -> birdseyekeyboard key mask
birdseye
5780 | View
-> viewkeyboard key mask
5781 | LinkNav
linknav -> linknavkeyboard key mask
linknav
5785 method button button bstate
x y mask
=
5786 begin match state
.mode with
5788 | View
-> viewmouse button bstate
x y mask
5789 | Birdseye beye
-> birdseyemouse button bstate
x y mask beye
5794 method multiclick clicks
x y mask
=
5795 begin match state
.mode with
5797 | View
-> viewmulticlick clicks
x y mask
5804 begin match state
.mode with
5806 | View
| Birdseye
_ | LinkNav
_ ->
5807 match state
.mstate
with
5808 | Mzoom
_ | Mnone
-> ()
5813 state
.mstate
<- Mpan
(x, y);
5815 then state
.x <- panbound (state
.x + dx);
5817 gotoy_and_clear_text y
5820 state
.mstate
<- Msel
(a, (x, y));
5821 G.postRedisplay "motion select";
5824 let y = min state
.winh
(max
0 y) in
5828 let x = min state
.winw (max
0 x) in
5831 | Mzoomrect
(p0
, _) ->
5832 state
.mstate
<- Mzoomrect
(p0
, (x, y));
5833 G.postRedisplay "motion zoomrect";
5837 method pmotion
x y =
5838 begin match state
.mode with
5839 | Birdseye
(conf
, leftx
, pageno, hooverpageno
, anchor) ->
5840 let rec loop = function
5842 if hooverpageno
!= -1
5844 state
.mode <- Birdseye
(conf
, leftx
, pageno, -1, anchor);
5845 G.postRedisplay "pmotion birdseye no hoover";
5848 if y > l.pagedispy && y < l.pagedispy + l.pagevh
5849 && x > l.pagedispx && x < l.pagedispx + l.pagevw
5851 state
.mode <- Birdseye
(conf
, leftx
, pageno, l.pageno, anchor);
5852 G.postRedisplay "pmotion birdseye hoover";
5862 match state
.mstate
with
5863 | Mpan
_ | Msel
_ | Mzoom
_ | Mscrolly
| Mscrollx
| Mzoomrect
_ ->
5872 let past, _, _ = !r in
5874 let delta = now -. past in
5877 else r := (now, x, y)
5881 method infochanged
_ = ()
5884 let maxy = state
.maxy - (if conf
.maxhfit
then state
.winh
else 0) in
5887 then 0.0, float state
.winh
5888 else scrollph state
.y maxy
5893 let winw = wadjsb state
.winw in
5894 let fwinw = float winw in
5896 let sw = fwinw /. float state
.w in
5897 let sw = fwinw *. sw in
5898 max
sw (float conf
.scrollh
)
5901 let maxx = state
.w + winw in
5902 let x = winw - state
.x in
5903 let percent = float x /. float maxx in
5904 (fwinw -. sw) *. percent
5906 hscrollh (), position, sw
5910 match state
.mode with
5911 | LinkNav
_ -> "links"
5912 | Textentry
_ -> "textentry"
5913 | Birdseye
_ -> "birdseye"
5916 findkeyhash conf
modename
5918 method eformsgs
= true
5921 let adderrmsg src msg
=
5922 Buffer.add_string state
.errmsgs msg
;
5923 state
.newerrmsgs
<- true;
5927 let adderrfmt src fmt
=
5928 Format.kprintf
(fun s -> adderrmsg src s) fmt
;
5932 let cl = splitatspace cmds
in
5934 try Scanf.sscanf
s fmt
f
5936 adderrfmt "remote exec"
5937 "error processing '%S': %s\n" cmds
(exntos exn
)
5940 | "reload" :: [] -> reload ()
5941 | "goto" :: args
:: [] ->
5942 scan args
"%u %f %f"
5944 let cmd, _ = state
.geomcmds
in
5946 then gotopagexy pageno x y
5949 gotopagexy pageno x y;
5952 state
.reprf
<- f state
.reprf
5954 | "goto1" :: args
:: [] -> scan args
"%u %f" gotopage
5955 | "gotor" :: args
:: [] ->
5957 (fun filename
pageno -> gotounder (Uremote
(filename
, pageno)))
5958 | "gotord" :: args
:: [] ->
5960 (fun filename
dest -> gotounder (Uremotedest
(filename
, dest)))
5961 | "rect" :: args
:: [] ->
5962 scan args
"%u %u %f %f %f %f"
5963 (fun pageno color x0 y0 x1 y1 ->
5964 onpagerect pageno (fun w h ->
5965 let _,w1,h1
,_ = getpagedim
pageno in
5966 let sw = float w1 /. float w
5967 and sh = float h1
/. float h in
5971 and y1s
= y1 *. sh in
5972 let rect = (x0s,y0s
,x1s
,y0s
,x1s
,y1s
,x0s,y1s
) in
5974 state
.rects <- (pageno, color, rect) :: state
.rects;
5975 G.postRedisplay "rect";
5978 | "activatewin" :: [] -> Wsi.activatewin
()
5979 | "quit" :: [] -> raise Quit
5981 adderrfmt "remote command"
5982 "error processing remote command: %S\n" cmds
;
5986 let scratch = String.create
80 in
5987 let buf = Buffer.create
80 in
5990 try Some
(Unix.read fd
scratch 0 80)
5992 | Unix.Unix_error
(Unix.EAGAIN
, _, _) -> None
5993 | Unix.Unix_error
(Unix.EINTR
, _, _) -> tempfr ()
5996 match tempfr () with
6002 if Buffer.length
buf > 0
6004 let s = Buffer.contents
buf in
6014 let pos = String.index_from
scratch ppos '
\n'
in
6015 if pos >= n then -1 else pos
6016 with Not_found
-> -1
6020 Buffer.add_substring
buf scratch ppos
(nlpos-ppos
);
6021 let s = Buffer.contents
buf in
6027 Buffer.add_substring
buf scratch ppos
(n-ppos
);
6033 let remoteopen path =
6034 try Some
(Unix.openfile
path [Unix.O_NONBLOCK
; Unix.O_RDONLY
] 0o0)
6036 adderrfmt "remoteopen" "error opening %S: %s" path (exntos exn
);
6041 let trimcachepath = ref E.s in
6042 let rcmdpath = ref E.s in
6043 let pageno = ref None
in
6044 selfexec := Sys.executable_name
;
6047 [("-p", Arg.String
(fun s -> state
.password
<- s),
6048 "<password> Set password");
6052 Config.fontpath
:= s;
6053 selfexec := !selfexec ^
" -f " ^
Filename.quote
s;
6055 "<path> Set path to the user interface font");
6059 selfexec := !selfexec ^
" -c " ^
Filename.quote
s;
6060 Config.confpath
:= s),
6061 "<path> Set path to the configuration file");
6063 ("-page", Arg.Int
(fun pageno1
-> pageno := Some
(pageno1
-1)),
6064 "<page-number> Jump to page");
6066 ("-tcf", Arg.String
(fun s -> trimcachepath := s),
6067 "<path> Set path to the trim cache file");
6069 ("-dest", Arg.String
(fun s -> state
.nameddest
<- s),
6070 "<named-destination> Set named destination");
6072 ("-wtmode", Arg.Set
wtmode, " Operate in wt mode");
6073 ("-cxack", Arg.Set
cxack, " Cut corners");
6075 ("-remote", Arg.String
(fun s -> rcmdpath := s),
6076 "<path> Set path to the remote commands source");
6078 ("-origin", Arg.String
(fun s -> state
.origin
<- s),
6079 "<original-path> Set original path");
6081 ("-v", Arg.Unit
(fun () ->
6083 "%s\nconfiguration path: %s\n"
6087 exit
0), " Print version and exit");
6090 (fun s -> state
.path <- s)
6091 ("Usage: " ^
Sys.argv
.(0) ^
" [options] some.pdf\nOptions:")
6094 then selfexec := !selfexec ^
" -wtmode";
6096 let histmode = emptystr state
.path in
6098 if not
(Config.load ())
6099 then prerr_endline
"failed to load configuration";
6100 begin match !pageno with
6101 | Some
pageno -> state
.anchor <- (pageno, 0.0, 0.0)
6105 let wsfd, winw, winh
= Wsi.init
(object (self)
6106 val mutable m_hack
= false
6107 val mutable m_clicks
= 0
6108 val mutable m_click_x
= 0
6109 val mutable m_click_y
= 0
6110 val mutable m_lastclicktime
= infinity
6112 method private cleanup
=
6113 state
.roam
<- noroam
;
6114 Hashtbl.iter
(fun _ opaque -> clearmark
opaque) state
.pagemap
;
6115 method expose
= if not m_hack
then G.postRedisplay "expose"
6116 method visible
= G.postRedisplay "visible"
6117 method display = m_hack
<- false; display ()
6118 method reshape w h =
6120 m_hack
<- w < state
.winw && h < state
.winh
;
6122 method mouse
b d x y m =
6123 if d && canselect ()
6125 (* http://blogs.msdn.com/b/oldnewthing/archive/2004/10/18/243925.aspx *)
6131 if abs
x - m_click_x
> 10
6132 || abs
y - m_click_y
> 10
6133 || abs_float
(t -. m_lastclicktime
) > 0.3
6135 m_clicks
<- m_clicks
+ 1;
6136 m_lastclicktime
<- t;
6140 G.postRedisplay "cleanup";
6141 state
.uioh <- state
.uioh#button
b d x y m;
6143 else state
.uioh <- state
.uioh#multiclick m_clicks
x y m
6148 m_lastclicktime
<- infinity
;
6149 state
.uioh <- state
.uioh#button
b d x y m
6153 state
.uioh <- state
.uioh#button
b d x y m
6156 state
.mpos
<- (x, y);
6157 state
.uioh <- state
.uioh#motion
x y
6158 method pmotion
x y =
6159 state
.mpos
<- (x, y);
6160 state
.uioh <- state
.uioh#pmotion
x y
6162 let mascm = m land (
6163 Wsi.altmask
+ Wsi.shiftmask
+ Wsi.ctrlmask
+ Wsi.metamask
6166 let x = state
.x and y = state
.y in
6168 if x != state
.x || y != state
.y then self#cleanup
6170 match state
.keystate
with
6172 let km = k
, mascm in
6175 let modehash = state
.uioh#
modehash in
6176 try Hashtbl.find modehash km
6178 try Hashtbl.find (findkeyhash conf
"global") km
6179 with Not_found
-> KMinsrt
(k
, m)
6181 | KMinsrt
(k
, m) -> keyboard k
m
6182 | KMinsrl
l -> List.iter
(fun (k
, m) -> keyboard k
m) l
6183 | KMmulti
(l, r) -> state
.keystate
<- KSinto
(l, r)
6185 | KSinto
((k'
, m'
) :: [], insrt
) when k'
=k
&& m'
land mascm = m'
->
6186 List.iter
(fun (k
, m) -> keyboard k
m) insrt
;
6187 state
.keystate
<- KSnone
6188 | KSinto
((k'
, m'
) :: keys
, insrt
) when k'
=k
&& m'
land mascm = m'
->
6189 state
.keystate
<- KSinto
(keys
, insrt
)
6191 state
.keystate
<- KSnone
6194 state
.mpos
<- (x, y);
6195 state
.uioh <- state
.uioh#pmotion
x y
6196 method leave = state
.mpos
<- (-1, -1)
6197 method winstate wsl
= state
.winstate
<- wsl
; m_hack
<- false
6198 method quit
= raise Quit
6199 end) conf
.cwinw conf
.cwinh
(platform
= Posx
) in
6204 List.exists
GlMisc.check_extension
6205 [ "GL_ARB_texture_rectangle"
6206 ; "GL_EXT_texture_recangle"
6207 ; "GL_NV_texture_rectangle" ]
6209 then (prerr_endline
"OpenGL does not suppport rectangular textures"; exit
1);
6212 let r = GlMisc.get_string `renderer
in
6213 let p = "Mesa DRI Intel(" in
6214 let l = String.length
p in
6215 String.length
r > l && String.sub
r 0 l = p
6218 defconf
.sliceheight
<- 1024;
6219 defconf
.texcount
<- 32;
6220 defconf
.usepbo
<- true;
6224 match Ne.res Unix.pipe
with
6226 Printf.eprintf
"pipe/crsw failed: %s" (exntos exn
);
6230 match Ne.res Unix.pipe
with
6232 Printf.eprintf
"pipe/srcw failed: %s" (exntos exn
);
6242 setcheckers conf
.checkers
;
6244 if conf
.redirectstderr
6247 let s = Buffer.contents state
.errmsgs ^
6248 (match state
.errfd
with
6250 let s = String.create
(80*24) in
6253 let r, _, _ = Unix.select
[fd
] [] [] 0.0 in
6255 then Unix.read fd
s 0 (String.length
s)
6261 else String.sub
s 0 n
6265 try ignore
(Unix.write state
.stderr
s 0 (String.length
s))
6266 with exn
-> print_endline
(exntos exn
)
6271 conf
.angle
, conf
.fitmodel
, (conf
.trimmargins
, conf
.trimfuzz
),
6272 conf
.texcount
, conf
.sliceheight
, conf
.mustoresize
, conf
.colorspace
,
6273 !Config.fontpath
, !trimcachepath,
6274 GlMisc.check_extension
"GL_ARB_pixel_buffer_object"
6276 List.iter
GlArray.enable
[`texture_coord
; `vertex
];
6286 state
.text <- "Opening " ^
(mbtoutf8 state
.path);
6287 opendoc state
.path state
.password
;
6292 Sys.set_signal
Sys.sighup
(Sys.Signal_handle
(fun _ -> reload ()));
6295 if nonemptystr
!rcmdpath
6296 then remoteopen !rcmdpath
6301 let rec loop deadline
=
6303 match state
.errfd
with
6304 | None
-> [state
.sr
; state
.wsfd]
6305 | Some fd
-> [state
.sr
; state
.wsfd; fd
]
6310 | Some fd
-> fd
:: r
6314 state
.redisplay
<- false;
6321 if deadline
= infinity
6323 else max
0.0 (deadline
-. now)
6328 try Unix.select
r [] [] timeout
6329 with Unix.Unix_error
(Unix.EINTR
, _, _) -> [], [], []
6335 if state
.ghyll
== noghyll
6337 match state
.autoscroll
with
6338 | Some step
when step
!= 0 ->
6339 let y = state
.y + step
in
6343 else if y >= state
.maxy then 0 else y
6346 if state
.mode = View
6347 then state
.text <- E.s;
6350 else deadline
+. 0.01
6355 let rec checkfds = function
6357 | fd
:: rest
when fd
= state
.sr
->
6358 let cmd = readcmd state
.sr
in
6362 | fd
:: rest
when fd
= state
.wsfd ->
6366 | fd
:: rest
when Some fd
= !optrfd ->
6367 begin match remote fd
with
6368 | None
-> optrfd := remoteopen !rcmdpath;
6369 | opt -> optrfd := opt
6374 let s = String.create
80 in
6375 let n = tempfailureretry
(Unix.read fd
s 0) 80 in
6376 if conf
.redirectstderr
6378 Buffer.add_substring state
.errmsgs
s 0 n;
6379 state
.newerrmsgs
<- true;
6380 state
.redisplay
<- true;
6383 prerr_string
(String.sub
s 0 n);
6389 if !reeenterhist then (
6391 reeenterhist := false;
6395 if deadline
= infinity
6399 match state
.autoscroll
with
6400 | Some step
when step
!= 0 -> deadline1
6401 | _ -> if state
.ghyll
== noghyll
then infinity
else deadline1
6409 Config.save
leavebirdseye;