8 | Ulinkgoto
of (int * int)
10 | Uunexpected
of string
13 | Uremote
of (string * int)
14 and facename
= string;;
16 type params
= (angle
* proportional
* trimparams
17 * texcount
* sliceheight
* memsize
18 * colorspace
* fontpath
* trimcachepath
28 and proportional
= bool
29 and trimmargins
= bool
30 and interpagespace
= int
37 and trimcachepath
= string
40 and irect
= (int * int * int * int)
41 and trimparams
= (trimmargins
* irect
)
42 and colorspace
= | Rgb
| Bgr
| Gray
50 and tileparams
= (x
* y
* width
* height
* tilex
* tiley
)
59 | LDfirstvisible
of (int * int * int)
74 | KMmulti
of key list
* key list
76 and keyhash
= (key
, keymap
) Hashtbl.t
79 | KSinto
of (key list
* key list
)
82 type platform
= | Punknown
| Plinux
| Posx
| Psun
| Pfreebsd
83 | Pdragonflybsd
| Popenbsd
| Pnetbsd
| Pcygwin
;;
85 type pipe
= (Unix.file_descr
* Unix.file_descr
);;
87 external init
: pipe
-> params
-> unit = "ml_init";;
88 external seltext
: string -> (int * int * int * int) -> unit = "ml_seltext";;
89 external copysel
: Unix.file_descr
-> opaque
-> unit = "ml_copysel";;
90 external getpdimrect
: int -> float array
= "ml_getpdimrect";;
91 external whatsunder
: string -> int -> int -> under
= "ml_whatsunder";;
92 external zoomforh
: int -> int -> int -> int -> float = "ml_zoom_for_height";;
93 external drawstr
: int -> int -> int -> string -> float = "ml_draw_string";;
94 external measurestr
: int -> string -> float = "ml_measure_string";;
95 external getmaxw
: unit -> float = "ml_getmaxw";;
96 external postprocess
:
97 opaque
-> int -> int -> int -> (int * string * int) -> int
99 external pagebbox
: opaque
-> (int * int * int * int) = "ml_getpagebox";;
100 external platform
: unit -> platform
= "ml_platform";;
101 external setaalevel
: int -> unit = "ml_setaalevel";;
102 external realloctexts
: int -> bool = "ml_realloctexts";;
103 external findlink
: opaque
-> linkdir
-> link
= "ml_findlink";;
104 external getlink
: opaque
-> int -> under
= "ml_getlink";;
105 external getlinkrect
: opaque
-> int -> irect
= "ml_getlinkrect";;
106 external getlinkcount
: opaque
-> int = "ml_getlinkcount";;
107 external findpwl
: int -> int -> pagewithlinks
= "ml_find_page_with_links"
108 external popen
: string -> (Unix.file_descr
* int) list
-> unit = "ml_popen";;
109 external getpbo
: width
-> height
-> colorspace
-> string = "ml_getpbo";;
110 external freepbo
: string -> unit = "ml_freepbo";;
111 external unmappbo
: string -> unit = "ml_unmappbo";;
112 external pbousable
: unit -> bool = "ml_pbo_usable";;
113 external unproject
: opaque
-> int -> int -> (int * int) option
115 external drawtile
: tileparams
-> opaque
-> unit = "ml_drawtile";;
117 let platform_to_string = function
118 | Punknown
-> "unknown"
122 | Pfreebsd
-> "FreeBSD"
123 | Pdragonflybsd
-> "DragonflyBSD"
124 | Popenbsd
-> "OpenBSD"
125 | Pnetbsd
-> "NetBSD"
126 | Pcygwin
-> "Cygwin"
129 let platform = platform ();;
131 let now = Unix.gettimeofday
;;
134 if platform = Pcygwin
136 let sh = "/bin/sh" in
137 let args = [|sh; "-c"; cmd
|] in
138 let rec std si so se
= function
140 | (fd
, 0) :: rest
-> std fd so se rest
141 | (fd
, -1) :: rest
->
142 Unix.set_close_on_exec fd
;
145 failwith
("unexpected fdn in cygwin popen " ^ string_of_int n
)
147 let si, so
, se
= std Unix.stdin
Unix.stdout
Unix.stderr fda
in
148 ignore
(Unix.create_process
sh args si so se
)
153 type mpos
= int * int
155 | Msel
of (mpos
* mpos
)
157 | Mscrolly
| Mscrollx
158 | Mzoom
of (int * int)
159 | Mzoomrect
of (mpos
* mpos
)
163 type textentry
= string * string * onhist
option * onkey
* ondone
* cancelonempty
164 and onkey
= string -> int -> te
165 and ondone
= string -> unit
166 and histcancel
= unit -> unit
167 and onhist
= ((histcmd
-> string) * histcancel
)
168 and histcmd
= HCnext
| HCprev
| HCfirst
| HClast
169 and cancelonempty
= bool
174 | TEswitch
of textentry
185 let bound v minv maxv
=
186 max minv
(min maxv v
);
190 { store
= Array.create n v
197 let cbcap b
= Array.length b
.store
;;
202 b
.wc
<- (b
.wc
+ 1) mod cap;
204 b
.len
<- min
(b
.len
+ 1) cap;
207 let cbempty b
= b
.len
= 0;;
209 let cbgetg b circular dir
=
213 let rc = b
.rc + dir
in
225 else bound rc 0 (b
.len
-1)
231 let cbget b
= cbgetg b
false;;
232 let cbgetc b
= cbgetg b
true;;
234 let drawstring size x y s
=
236 Gl.enable `texture_2d
;
237 GlFunc.blend_func `src_alpha `one_minus_src_alpha
;
238 ignore
(drawstr size x y s
);
240 Gl.disable `texture_2d
;
243 let drawstring1 size x y s
=
247 let drawstring2 size x y fmt
=
248 Printf.kprintf
(drawstring size
(x
+1) (y
+size
+1)) fmt
267 dolog
"l %d dim=%d {" l
.pageno l
.pagedimno
;
268 dolog
" WxH %dx%d" l
.pagew l
.pageh
;
269 dolog
" vWxH %dx%d" l
.pagevw l
.pagevh
;
270 dolog
" pagex,y %d,%d" l
.pagex l
.pagey
;
271 dolog
" dispx,y %d,%d" l
.pagedispx l
.pagedispy
;
272 dolog
" column %d" l
.pagecol
;
276 let debugrect (x0
, y0
, x1
, y1
, x2
, y2
, x3
, y3
) =
278 dolog
" x0,y0=(% f, % f)" x0 y0
;
279 dolog
" x1,y1=(% f, % f)" x1 y1
;
280 dolog
" x2,y2=(% f, % f)" x2 y2
;
281 dolog
" x3,y3=(% f, % f)" x3 y3
;
285 type multicolumns
= multicol
* pagegeom
286 and singlecolumn
= pagegeom
287 and splitcolumns
= columncount
* pagegeom
288 and pagegeom
= ((pdimno
* x
* y
* (pageno
* width
* height
* leftx
)) array
)
289 and multicol
= columncount
* covercount
* covercount
291 and columncount
= int
292 and covercount
= int;;
295 { mutable scrollbw
: int
296 ; mutable scrollh
: int
297 ; mutable icase
: bool
298 ; mutable preload
: bool
299 ; mutable pagebias
: int
300 ; mutable verbose
: bool
301 ; mutable debug
: bool
302 ; mutable scrollstep
: int
303 ; mutable hscrollstep
: int
304 ; mutable maxhfit
: bool
305 ; mutable crophack
: bool
306 ; mutable autoscrollstep
: int
307 ; mutable maxwait
: float option
308 ; mutable hlinks
: bool
309 ; mutable underinfo
: bool
310 ; mutable interpagespace
: interpagespace
311 ; mutable zoom
: float
312 ; mutable presentation
: bool
313 ; mutable angle
: angle
314 ; mutable cwinw
: int
315 ; mutable cwinh
: int
316 ; mutable savebmarks
: bool
317 ; mutable proportional
: proportional
318 ; mutable trimmargins
: trimmargins
319 ; mutable trimfuzz
: irect
320 ; mutable memlimit
: memsize
321 ; mutable texcount
: texcount
322 ; mutable sliceheight
: sliceheight
323 ; mutable thumbw
: width
324 ; mutable jumpback
: bool
325 ; mutable bgcolor
: float * float * float
326 ; mutable bedefault
: bool
327 ; mutable scrollbarinpm
: bool
328 ; mutable tilew
: int
329 ; mutable tileh
: int
330 ; mutable mustoresize
: memsize
331 ; mutable checkers
: bool
332 ; mutable aalevel
: int
333 ; mutable urilauncher
: string
334 ; mutable pathlauncher
: string
335 ; mutable colorspace
: colorspace
336 ; mutable invert
: bool
337 ; mutable colorscale
: float
338 ; mutable redirectstderr
: bool
339 ; mutable ghyllscroll
: (int * int * int) option
340 ; mutable columns
: columns
341 ; mutable beyecolumns
: columncount
option
342 ; mutable selcmd
: string
343 ; mutable updatecurs
: bool
344 ; mutable keyhashes
: (string * keyhash
) list
345 ; mutable hfsize
: int
346 ; mutable pgscale
: float
347 ; mutable usepbo
: bool
348 ; mutable wheelbypage
: bool
349 ; mutable stcmd
: string
352 | Csingle
of singlecolumn
353 | Cmulti
of multicolumns
354 | Csplit
of splitcolumns
357 type anchor
= pageno
* top
* dtop
;;
359 type outline
= string * int * anchor
;;
361 type rect
= float * float * float * float * float * float * float * float;;
363 type tile
= opaque
* pixmapsize
* elapsed
364 and elapsed
= float;;
365 type pagemapkey
= pageno
* gen
;;
366 type tilemapkey
= pageno
* gen
* colorspace
* angle
* width
* height
* col
* row
370 let emptyanchor = (0, 0.0, 0.0);;
372 type infochange
= | Memused
| Docinfo
| Pdim
;;
374 class type uioh
= object
375 method display
: unit
376 method key
: int -> int -> uioh
377 method button
: int -> bool -> int -> int -> int -> uioh
378 method motion
: int -> int -> uioh
379 method pmotion
: int -> int -> uioh
380 method infochanged
: infochange
-> unit
381 method scrollpw
: (int * float * float)
382 method scrollph
: (int * float * float)
383 method modehash
: keyhash
387 | Birdseye
of (conf
* leftx
* pageno
* pageno
* anchor
)
388 | Textentry
of (textentry
* onleave
)
390 | LinkNav
of linktarget
391 and onleave
= leavetextentrystatus
-> unit
392 and leavetextentrystatus
= | Cancel
| Confirm
393 and helpitem
= string * int * action
396 | Action
of (uioh
-> uioh
)
398 | Ltexact
of (pageno
* int)
402 let isbirdseye = function Birdseye _
-> true | _
-> false;;
403 let istextentry = function Textentry _
-> true | _
-> false;;
407 | Loading
of (page
* gen
)
409 page
* opaque
* colorspace
* angle
* gen
* col
* row
* width
* height
411 | Outlining
of outline list
414 let emptykeyhash = Hashtbl.create
0;;
415 let nouioh : uioh
= object (self
)
417 method key _ _
= self
418 method button _ _ _ _ _
= self
419 method motion _ _
= self
420 method pmotion _ _
= self
421 method infochanged _
= ()
422 method scrollpw
= (0, nan
, nan
)
423 method scrollph
= (0, nan
, nan
)
424 method modehash
= emptykeyhash
428 { mutable sr
: Unix.file_descr
429 ; mutable sw
: Unix.file_descr
430 ; mutable wsfd
: Unix.file_descr
431 ; mutable errfd
: Unix.file_descr
option
432 ; mutable stderr
: Unix.file_descr
433 ; mutable errmsgs
: Buffer.t
434 ; mutable newerrmsgs
: bool
438 ; mutable scrollw
: int
439 ; mutable hscrollh
: int
440 ; mutable anchor
: anchor
441 ; mutable ranchors
: (string * string * anchor
) list
443 ; mutable layout
: page list
444 ; pagemap
: (pagemapkey
, opaque
) Hashtbl.t
445 ; tilemap
: (tilemapkey
, tile
) Hashtbl.t
446 ; tilelru
: (tilemapkey
* opaque
* pixmapsize
) Queue.t
447 ; mutable pdims
: (pageno
* width
* height
* leftx
) list
448 ; mutable pagecount
: int
449 ; mutable currently
: currently
450 ; mutable mstate
: mstate
451 ; mutable searchpattern
: string
452 ; mutable rects
: (pageno
* recttype
* rect
) list
453 ; mutable rects1
: (pageno
* recttype
* rect
) list
454 ; mutable text
: string
455 ; mutable winstate
: Wsi.winstate list
456 ; mutable mode
: mode
457 ; mutable uioh
: uioh
458 ; mutable outlines
: outline array
459 ; mutable bookmarks
: outline list
460 ; mutable path
: string
461 ; mutable password
: string
462 ; mutable nameddest
: string
463 ; mutable geomcmds
: (string * ((string * (unit -> unit)) list
))
464 ; mutable memused
: memsize
466 ; mutable throttle
: (page list
* int * float) option
467 ; mutable autoscroll
: int option
468 ; mutable ghyll
: (int option -> unit)
469 ; mutable help
: helpitem array
470 ; mutable docinfo
: (int * string) list
471 ; mutable texid
: GlTex.texture_id
option
473 ; mutable prevzoom
: float
474 ; mutable progress
: float
475 ; mutable redisplay
: bool
476 ; mutable mpos
: mpos
477 ; mutable keystate
: keystate
478 ; mutable glinks
: bool
479 ; mutable prevcolumns
: (columns
* float) option
480 ; mutable wthack
: bool
483 ; mutable reprf
: (unit -> unit)
486 { pat
: string circbuf
487 ; pag
: string circbuf
488 ; nav
: anchor circbuf
489 ; sel
: string circbuf
511 ; presentation
= false
516 ; proportional
= true
517 ; trimmargins
= false
518 ; trimfuzz
= (0,0,0,0)
519 ; memlimit
= 32 lsl 20
524 ; bgcolor
= (0.5, 0.5, 0.5)
526 ; scrollbarinpm
= true
529 ; mustoresize
= 256 lsl 20
534 | Plinux
| Pfreebsd
| Pdragonflybsd
535 | Popenbsd
| Pnetbsd
| Psun
-> "xdg-open \"%s\""
536 | Posx
-> "open \"%s\""
537 | Pcygwin
-> "cygstart \"%s\""
538 | Punknown
-> "echo %s")
539 ; pathlauncher
= "lp \"%s\""
542 | Plinux
| Pfreebsd
| Pdragonflybsd
543 | Popenbsd
| Pnetbsd
| Psun
-> "xsel -i"
550 ; redirectstderr
= false
552 ; columns
= Csingle
[||]
558 ; wheelbypage
= false
559 ; stcmd
= "echo SyncTex"
561 let mk n
= (n
, Hashtbl.create
1) in
575 let wtmode = ref false;;
577 let findkeyhash c name
=
578 try List.assoc name c
.keyhashes
579 with Not_found
-> failwith
("invalid mode name `" ^ name ^
"'")
582 let conf = { defconf with angle
= defconf.angle
};;
584 let pgscale h
= truncate
(float h
*. conf.pgscale);;
587 { mutable fontsize
: int
588 ; mutable wwidth
: float
589 ; mutable maxrows
: int
601 let colonpos = try String.index s '
:'
with Not_found
-> -1 in
602 let len = String.length s
in
603 if colonpos >= 0 && colonpos + 3 < len
605 if s
.[colonpos+1] = '
/'
&& s
.[colonpos+2] = '
/'
608 try String.rindex_from s
colonpos ' '
612 String.sub s
(schemestartpos+1) (colonpos-1-schemestartpos)
615 | "http" | "ftp" | "mailto" ->
617 try String.index_from s
colonpos ' '
618 with Not_found
-> len
620 String.sub s
(schemestartpos+1) (epos-1-schemestartpos)
628 if String.length
conf.urilauncher
= 0
629 then print_endline uri
631 let url = geturl uri
in
632 if String.length
url = 0
633 then print_endline uri
635 let re = Str.regexp
"%s" in
636 let command = Str.global_replace
re url conf.urilauncher
in
640 "failed to execute `%s': %s\n" command (exntos exn
);
646 Printf.sprintf
"llpp version %s (%s/%dbit, ocaml %s)" Help.version
647 (platform_to_string platform) Sys.word_size
Sys.ocaml_version
651 let strings = version () :: "" :: Help.keys
in
654 let url = geturl s
in
655 if String.length
url > 0
656 then (s
, 0, Action
(fun u
-> gotouri url; u
))
657 else (s
, 0, Noaction
)
662 let firstgeomcmds = "", [];;
663 let noreprf () = ();;
670 ; stderr
= Unix.stderr
671 ; errmsgs
= Buffer.create
0
678 ; anchor
= emptyanchor
682 ; tilelru
= Queue.create
()
683 ; pagemap
= Hashtbl.create
10
684 ; tilemap
= Hashtbl.create
10
700 ; geomcmds
= firstgeomcmds
702 { nav
= cbnew 10 emptyanchor
731 fstate.fontsize
<- n
;
732 fstate.wwidth
<- measurestr
fstate.fontsize
"w";
733 fstate.maxrows
<- (state.winh
- fstate.fontsize
- 1) / (fstate.fontsize
+ 1);
739 Printf.kprintf prerr_endline fmt
741 Printf.kprintf ignore fmt
745 if String.length
conf.pathlauncher
= 0
746 then print_endline
state.path
748 let re = Str.regexp
"%s" in
749 let command = Str.global_replace
re state.path
conf.pathlauncher
in
752 Printf.eprintf
"failed to execute `%s': %s\n" command (exntos exn
);
758 type 'a t
= | Res
of 'a
| Exn
of exn
;;
761 try Res
(Unix.pipe ())
766 try tempfailureretry
Unix.close fd
767 with exn
-> f
(exntos exn
)
771 try Res
(tempfailureretry
Unix.dup fd
)
776 try Res
(tempfailureretry
(Unix.dup2 fd1
) fd2
)
781 let redirectstderr () =
782 let clofail what errmsg
= dolog
"failed to close %s: %s" what errmsg
in
783 if conf.redirectstderr
785 match Ne.pipe () with
787 dolog
"failed to create stderr redirection pipes: %s" (exntos exn
)
790 begin match Ne.dup Unix.stderr
with
792 dolog
"failed to dup stderr: %s" (exntos exn
);
793 Ne.clo r
(clofail "pipe/r");
794 Ne.clo w
(clofail "pipe/w");
796 | Ne.Res dupstderr
->
797 begin match Ne.dup2 w
Unix.stderr
with
799 dolog
"failed to dup2 to stderr: %s" (exntos exn
);
800 Ne.clo dupstderr
(clofail "stderr duplicate");
801 Ne.clo r
(clofail "redir pipe/r");
802 Ne.clo w
(clofail "redir pipe/w");
805 state.stderr
<- dupstderr
;
806 state.errfd
<- Some r
;
810 state.newerrmsgs
<- false;
811 begin match state.errfd
with
813 begin match Ne.dup2 state.stderr
Unix.stderr
with
815 dolog
"failed to dup2 original stderr: %s" (exntos exn
)
817 Ne.clo fd
(clofail "dup of stderr");
822 prerr_string
(Buffer.contents
state.errmsgs
);
824 Buffer.clear
state.errmsgs
;
830 let postRedisplay who
=
832 then prerr_endline
("redisplay for " ^ who
);
833 state.redisplay
<- true;
837 let getopaque pageno
=
838 try Some
(Hashtbl.find
state.pagemap
(pageno
, state.gen
))
839 with Not_found
-> None
842 let putopaque pageno opaque
=
843 Hashtbl.replace
state.pagemap
(pageno
, state.gen
) opaque
846 let pagetranslatepoint l x y
=
847 let dy = y
- l
.pagedispy
in
848 let y = dy + l
.pagey
in
849 let dx = x
- l
.pagedispx
in
850 let x = dx + l
.pagex
in
854 let onppundermouse g
x y d
=
857 begin match getopaque l
.pageno
with
859 let x0 = l
.pagedispx
in
860 let x1 = x0 + l
.pagevw
in
861 let y0 = l
.pagedispy
in
862 let y1 = y0 + l
.pagevh
in
863 if y >= y0 && y <= y1 && x >= x0 && x <= x1
865 let px, py
= pagetranslatepoint l
x y in
866 match g opaque l
px py
with
879 let g opaque _
px py
=
880 match whatsunder opaque
px py
with
882 | under
-> Some under
884 onppundermouse g x y Unone
889 match unproject opaque
x y with
890 | Some
(x, y) -> Some
(Some
(l
.pageno
, x, y))
893 onppundermouse g x y None
;
897 state.text
<- Printf.sprintf
"%c%s" c s
;
898 G.postRedisplay "showtext";
901 let undertext = function
904 | Ulinkgoto
(pageno
, _
) -> Printf.sprintf
"%s: page %d" state.path
(pageno
+1)
905 | Utext s
-> "font: " ^ s
906 | Uunexpected s
-> "unexpected: " ^ s
907 | Ulaunch s
-> "launch: " ^ s
908 | Unamed s
-> "named: " ^ s
909 | Uremote
(filename
, pageno
) ->
910 Printf.sprintf
"%s: page %d" filename
(pageno
+1)
913 let updateunder x y =
914 match getunder x y with
915 | Unone
-> Wsi.setcursor
Wsi.CURSOR_INHERIT
917 if conf.underinfo
then showtext 'u'
("ri: " ^ uri
);
918 Wsi.setcursor
Wsi.CURSOR_INFO
919 | Ulinkgoto
(pageno
, _
) ->
921 then showtext 'p'
("age: " ^ string_of_int
(pageno
+1));
922 Wsi.setcursor
Wsi.CURSOR_INFO
924 if conf.underinfo
then showtext '
f'
("ont: " ^ s
);
925 Wsi.setcursor
Wsi.CURSOR_TEXT
927 if conf.underinfo
then showtext 'u'
("nexpected: " ^ s
);
928 Wsi.setcursor
Wsi.CURSOR_INHERIT
930 if conf.underinfo
then showtext 'l'
("aunch: " ^ s
);
931 Wsi.setcursor
Wsi.CURSOR_INHERIT
933 if conf.underinfo
then showtext 'n'
("amed: " ^ s
);
934 Wsi.setcursor
Wsi.CURSOR_INHERIT
935 | Uremote
(filename
, pageno
) ->
936 if conf.underinfo
then showtext 'r'
937 (Printf.sprintf
"emote: %s (%d)" filename
(pageno
+1));
938 Wsi.setcursor
Wsi.CURSOR_INFO
941 let showlinktype under
=
947 let s = undertext under
in
952 let b = Buffer.create
(String.length
s + 1) in
953 Buffer.add_string
b s;
958 let colorspace_of_string s =
959 match String.lowercase
s with
963 | _
-> failwith
"invalid colorspace"
966 let int_of_colorspace = function
972 let colorspace_of_int = function
976 | n
-> failwith
("invalid colorspace index " ^ string_of_int n
)
979 let colorspace_to_string = function
985 let intentry_with_suffix text key
=
987 if key
>= 32 && key
< 127
991 match Char.lowercase
c with
993 let text = addchar text c in
997 let text = addchar text c in
1001 state.text <- Printf.sprintf
"invalid char (%d, `%c')" key
c;
1005 let multicolumns_to_string (n
, a
, b) =
1007 then Printf.sprintf
"%d" n
1008 else Printf.sprintf
"%d,%d,%d" n a
b;
1011 let multicolumns_of_string s =
1013 (int_of_string
s, 0, 0)
1015 Scanf.sscanf
s "%u,%u,%u" (fun n a
b ->
1017 then failwith
"subtly broken"; (n
, a
, b)
1023 let n = tempfailureretry
(Unix.read fd
s 0) 4 in
1024 if n != 4 then failwith
"incomplete read(len)";
1026 lor (Char.code
s.[0] lsl 24)
1027 lor (Char.code
s.[1] lsl 16)
1028 lor (Char.code
s.[2] lsl 8)
1029 lor (Char.code
s.[3] lsl 0)
1031 let s = String.create
len in
1032 let n = tempfailureretry
(Unix.read fd
s 0) len in
1033 if n != len then failwith
"incomplete read(data)";
1037 let btod b = if b then 1 else 0;;
1040 let b = Buffer.create
16 in
1041 Buffer.add_string
b "llll";
1044 let s = Buffer.contents
b in
1045 let n = String.length
s in
1047 (* dolog "wcmd %S" (String.sub s 4 len); *)
1048 s.[0] <- Char.chr
((len lsr 24) land 0xff);
1049 s.[1] <- Char.chr
((len lsr 16) land 0xff);
1050 s.[2] <- Char.chr
((len lsr 8) land 0xff);
1051 s.[3] <- Char.chr
(len land 0xff);
1052 let n'
= tempfailureretry
(Unix.write
state.sw
s 0) n in
1053 if n'
!= n then failwith
"write failed";
1058 let d = state.winh
- h
in
1059 max
conf.interpagespace
((d + 1) / 2)
1062 let rowyh (c, coverA
, coverB
) b n =
1063 if c = 1 || (n < coverA
|| n >= state.pagecount
- coverB
)
1065 let _, _, vy
, (_, _, h
, _) = b.(n) in
1068 let n'
= n - coverA
in
1071 let e = min
state.pagecount
(s + c) in
1072 let rec find m miny maxh
= if m
= e then miny
, maxh
else
1073 let _, _, y, (_, _, h
, _) = b.(m
) in
1074 let miny = min
miny y in
1075 let maxh = max
maxh h
in
1076 find (m
+1) miny maxh
1081 match conf.columns
with
1082 | Cmulti
((_, _, _) as cl
, b) ->
1083 if Array.length
b > 0
1085 let y, h
= rowyh cl
b (Array.length
b - 1) in
1086 y + h
+ (if conf.presentation
then calcips h
else 0)
1089 if Array.length
b > 0
1091 let (_, _, y, (_, _, h
, _)) = b.(Array.length
b - 1) in
1092 y + h
+ (if conf.presentation
then calcips h
else 0)
1095 if Array.length
b > 0
1097 let (_, _, y, (_, _, h
, _)) = b.(Array.length
b - 1) in
1102 let getpageyh pageno
=
1103 let pageno = bound pageno 0 (state.pagecount
-1) in
1104 match conf.columns
with
1106 if Array.length
b = 0
1109 let (_, _, y, (_, _, h
, _)) = b.(pageno) in
1111 if conf.presentation
1117 if Array.length
b = 0
1120 let y, h
= rowyh cl
b pageno in
1122 if conf.presentation
1128 if Array.length
b = 0
1132 let (_, _, y, (_, _, h
, _)) = b.(n) in
1136 let getpagedim pageno =
1139 | (n, _, _, _) as pdim
:: rest
->
1141 then (if n = pageno then pdim
else ppdim
)
1146 f (-1, -1, -1, -1) state.pdims
1149 let getpagey pageno = fst
(getpageyh pageno);;
1151 let nogeomcmds cmds
=
1153 | s, [] -> String.length
s = 0
1158 let ((c, coverA
, coverB
) as cl
), b =
1159 match conf.columns
with
1160 | Csingle
b -> (1, 0, 0), b
1161 | Cmulti
(c, b) -> c, b
1162 | Csplit
(_, b) -> (1, 0, 0), b
1164 if Array.length
b = 0
1167 let rec bsearch nmin nmax
=
1169 then bound nmin
0 (state.pagecount
-1)
1171 let n = (nmax
+ nmin
) / 2 in
1172 let vy, h
= rowyh cl
b n in
1174 if conf.presentation
1176 let ips = calcips h
in
1177 let y0 = vy - ips in
1178 let y1 = vy + h
+ ips in
1182 then 0, vy + h
+ conf.interpagespace
1184 let y0 = vy - conf.interpagespace
in
1185 y0, y0 + h
+ conf.interpagespace
1188 if y >= y0 && y < y1
1195 if n < state.pagecount
- coverB
1196 then ((n-coverA
)/c)*c + coverA
1203 then bsearch (n+1) nmax
1204 else bsearch nmin
(n-1)
1207 let r = bsearch 0 (state.pagecount
-1) in
1211 let layoutN ((columns
, coverA
, coverB
), b) y sh =
1212 let sh = sh - state.hscrollh
in
1213 let rec fold accu
n =
1214 if n = Array.length
b
1217 let pdimno, dx, vy, (_, w
, h
, xoff
) = b.(n) in
1220 || n = state.pagecount
- coverB
1221 || (n - coverA
) mod columns
= columns
- 1)
1227 let pagey = max
0 (y - vy) in
1228 let pagedispy = if pagey > 0 then 0 else vy - y in
1229 let pagedispx, pagex
=
1231 if n = coverA
- 1 || n = state.pagecount
- coverB
1232 then state.x + (state.winw
- state.scrollw
- w
) / 2
1233 else dx + xoff
+ state.x
1240 let vw = state.winw
- state.scrollw
- pagedispx in
1241 let pw = w
- pagex
in
1244 let pagevh = min
(h
- pagey) (sh - pagedispy) in
1245 if pagevw > 0 && pagevh > 0
1249 ; pagedimno
= pdimno
1256 ; pagedispx = pagedispx
1257 ; pagedispy = pagedispy
1269 List.rev
(fold [] (page_of_y y));
1272 let layoutS (columns
, b) y sh =
1273 let sh = sh - state.hscrollh
in
1274 let rec fold accu n =
1275 if n = Array.length
b
1278 let pdimno, px, vy, (_, pagew
, pageh
, xoff
) = b.(n) in
1285 let x = xoff
+ state.x in
1286 let pagey = max
0 (y - vy) in
1287 let pagedispy = if pagey > 0 then 0 else vy - y in
1288 let pagedispx, pagex
=
1302 let pagecolw = pagew
/columns
in
1304 if pagecolw < state.winw
1305 then pagedispx + ((state.winw
- state.scrollw
- pagecolw) / 2)
1309 let vw = state.winw
- pagedispx - state.scrollw
in
1310 let pw = pagew
- pagex
in
1313 let pagevw = min
pagevw pagecolw in
1314 let pagevh = min
(pageh
- pagey) (sh - pagedispy) in
1315 if pagevw > 0 && pagevh > 0
1318 { pageno = n/columns
1319 ; pagedimno
= pdimno
1326 ; pagedispx = pagedispx
1327 ; pagedispy = pagedispy
1328 ; pagecol
= n mod columns
1339 List.rev
(fold [] 0)
1343 if nogeomcmds state.geomcmds
1345 match conf.columns
with
1346 | Csingle
b -> layoutN ((1, 0, 0), b) y sh
1347 | Cmulti
c -> layoutN c y sh
1348 | Csplit
s -> layoutS s y sh
1353 let y = state.y + incr
in
1355 let y = min
y (state.maxy
- (if conf.maxhfit
then state.winh
else 0)) in
1360 let tilex = l
.pagex
mod conf.tilew
in
1361 let tiley = l
.pagey mod conf.tileh
in
1363 let col = l
.pagex
/ conf.tilew
in
1364 let row = l
.pagey / conf.tileh
in
1366 let rec rowloop row y0 dispy h
=
1370 let dh = conf.tileh
- y0 in
1371 let dh = min h
dh in
1372 let rec colloop col x0 dispx w
=
1376 let dw = conf.tilew
- x0 in
1377 let dw = min w
dw in
1379 f col row dispx dispy
x0 y0 dw dh;
1380 colloop (col+1) 0 (dispx
+dw) (w
-dw)
1383 colloop col tilex l
.pagedispx l
.pagevw;
1384 rowloop (row+1) 0 (dispy
+dh) (h
-dh)
1387 if l
.pagevw > 0 && l
.pagevh > 0
1388 then rowloop row tiley l
.pagedispy l
.pagevh;
1391 let gettileopaque l
col row =
1393 l
.pageno, state.gen
, conf.colorspace
, conf.angle
, l
.pagew
, l
.pageh
, col, row
1395 try Some
(Hashtbl.find state.tilemap
key)
1396 with Not_found
-> None
1399 let puttileopaque l
col row gen colorspace angle opaque size elapsed
=
1400 let key = l
.pageno, gen
, colorspace
, angle
, l
.pagew
, l
.pageh
, col, row in
1401 Hashtbl.add
state.tilemap
key (opaque
, size
, elapsed
)
1404 let drawtiles l color
=
1406 let f col row x y tilex tiley w h
=
1407 match gettileopaque l
col row with
1408 | Some
(opaque
, _, t
) ->
1409 let params = x, y, w
, h
, tilex, tiley in
1413 GlFunc.blend_func `zero `one_minus_src_color
;
1415 drawtile
params opaque
;
1417 then Gl.disable `blend
;
1420 let s = Printf.sprintf
1424 let w = measurestr
fstate.fontsize
s in
1425 GlMisc.push_attrib
[`current
];
1426 GlDraw.color
(0.0, 0.0, 0.0);
1428 (float (x-2), float (y-2))
1429 (float (x+2) +. w, float (y + fstate.fontsize
+ 2));
1430 GlDraw.color
(1.0, 1.0, 1.0);
1431 drawstring fstate.fontsize
x (y + fstate.fontsize
- 1) s;
1432 GlMisc.pop_attrib
();
1437 let lw = state.winw
- state.scrollw
- x in
1440 let lh = state.winh
- y in
1443 begin match state.texid
with
1445 Gl.enable `texture_2d
;
1446 GlTex.bind_texture `texture_2d id
;
1449 and x1 = float (x+w)
1450 and y1 = float (y+h
) in
1452 let tw = float w /. 16.0
1453 and th
= float h
/. 16.0 in
1454 let tx0 = float tilex /. 16.0
1455 and ty0
= float tiley /. 16.0 in
1457 and ty1
= ty0
+. th
in
1458 GlDraw.begins `quads
;
1459 GlTex.coord2
(tx0, ty0
); GlDraw.vertex2
(x0, y0);
1460 GlTex.coord2
(tx0, ty1
); GlDraw.vertex2
(x0, y1);
1461 GlTex.coord2
(tx1, ty1
); GlDraw.vertex2
(x1, y1);
1462 GlTex.coord2
(tx1, ty0
); GlDraw.vertex2
(x1, y0);
1465 Gl.disable `texture_2d
;
1467 GlDraw.color
(1.0, 1.0, 1.0);
1470 (float (x+w), float (y+h
));
1472 if w > 128 && h
> fstate.fontsize
+ 10
1474 GlDraw.color
(0.0, 0.0, 0.0);
1477 then (col*conf.tilew
, row*conf.tileh
)
1480 drawstring2 fstate.fontsize
x y "Loading %d [%d,%d]" l
.pageno c r;
1487 let pagevisible layout n = List.exists
(fun l
-> l
.pageno = n) layout;;
1489 let tilevisible1 l
x y =
1491 and ax1
= l
.pagex
+ l
.pagevw
1493 and ay1
= l
.pagey + l
.pagevh in
1497 let bx1 = min
(bx0 + conf.tilew
) l
.pagew
1498 and by1
= min
(by0
+ conf.tileh
) l
.pageh
in
1500 let rx0 = max
ax0 bx0
1501 and ry0
= max ay0 by0
1502 and rx1
= min ax1
bx1
1503 and ry1
= min ay1 by1
in
1505 let nonemptyintersection = rx1
> rx0 && ry1
> ry0
in
1506 nonemptyintersection
1509 let tilevisible layout n x y =
1510 let rec findpageinlayout m
= function
1511 | l
:: rest
when l
.pageno = n ->
1512 tilevisible1 l
x y || (
1513 match conf.columns
with
1514 | Csplit
(c, _) when c > m
-> findpageinlayout (m
+1) rest
1517 | _ :: rest
-> findpageinlayout 0 rest
1520 findpageinlayout 0 layout;
1523 let tileready l
x y =
1524 tilevisible1 l
x y &&
1525 gettileopaque l
(x/conf.tilew
) (y/conf.tileh
) != None
1528 let tilepage n p
layout =
1529 let rec loop = function
1533 let f col row _ _ _ _ _ _ =
1534 if state.currently
= Idle
1536 match gettileopaque l
col row with
1539 let x = col*conf.tilew
1540 and y = row*conf.tileh
in
1542 let w = l
.pagew
- x in
1546 let h = l
.pageh
- y in
1551 then getpbo
w h conf.colorspace
1554 wcmd "tile %s %d %d %d %d %s" p
x y w h pbo;
1557 l
, p
, conf.colorspace
, conf.angle
, state.gen
, col, row,
1558 conf.tilew
, conf.tileh
1567 if nogeomcmds state.geomcmds
1571 let preloadlayout y =
1572 let y = if y < state.winh
then 0 else y - state.winh
in
1573 let h = state.winh
*3 in
1578 let rec loop pages
=
1579 if state.currently
!= Idle
1584 begin match getopaque l
.pageno with
1586 wcmd "page %d %d" l
.pageno l
.pagedimno
;
1587 state.currently
<- Loading
(l
, state.gen
);
1589 tilepage l
.pageno opaque pages
;
1594 if nogeomcmds state.geomcmds
1600 if conf.preload && state.currently
= Idle
1601 then load (preloadlayout state.y);
1604 let layoutready layout =
1605 let rec fold all ls
=
1606 all
&& match ls
with
1608 let seen = ref false in
1609 let allvisible = ref true in
1610 let foo col row _ _ _ _ _ _ =
1612 allvisible := !allvisible &&
1613 begin match gettileopaque l
col row with
1619 fold (!seen && !allvisible) rest
1622 let alltilesvisible = fold true layout in
1627 state.wthack
<- false;
1628 let y = bound y 0 state.maxy
in
1629 let y, layout, proceed
=
1630 match conf.maxwait
with
1631 | Some time
when state.ghyll
== noghyll ->
1632 begin match state.throttle
with
1634 let layout = layout y state.winh
in
1635 let ready = layoutready layout in
1639 state.throttle
<- Some
(layout, y, now ());
1641 else G.postRedisplay "gotoy showall (None)";
1643 | Some
(_, _, started
) ->
1644 let dt = now () -. started
in
1647 state.throttle
<- None
;
1648 let layout = layout y state.winh
in
1650 G.postRedisplay "maxwait";
1657 let layout = layout y state.winh
in
1658 G.postRedisplay "gotoy ready";
1664 state.layout <- layout;
1665 begin match state.mode
with
1666 | LinkNav
(Ltexact
(pageno, linkno
)) ->
1667 let rec loop = function
1669 state.mode
<- LinkNav
(Ltgendir
0)
1670 | l
:: _ when l
.pageno = pageno ->
1671 begin match getopaque pageno with
1673 state.mode
<- LinkNav
(Ltgendir
0)
1675 let x0, y0, x1, y1 = getlinkrect opaque linkno
in
1676 if not
(x0 >= l
.pagex
&& x1 <= l
.pagex
+ l
.pagevw
1677 && y0 >= l
.pagey && y1 <= l
.pagey + l
.pagevh)
1678 then state.mode
<- LinkNav
(Ltgendir
0)
1680 | _ :: rest
-> loop rest
1685 begin match state.mode
with
1686 | Birdseye
(conf, leftx
, pageno, hooverpageno
, anchor
) ->
1687 if not
(pagevisible layout pageno)
1689 match state.layout with
1692 state.mode
<- Birdseye
(
1693 conf, leftx
, l
.pageno, hooverpageno
, anchor
1696 | LinkNav
(Ltgendir dir
as lt
) ->
1698 let rec loop = function
1701 match getopaque l
.pageno with
1707 then LDfirstvisible
(l
.pagex
, l
.pagey, dir
)
1709 if dir
> 0 then LDfirst
else LDlast
1715 | Lnotfound
-> loop rest
1717 showlinktype (getlink opaque
n);
1718 Ltexact
(l
.pageno, n)
1722 state.mode
<- LinkNav
linknav
1727 state.ghyll
<- noghyll;
1730 let mx, my
= state.mpos
in
1735 let conttiling pageno opaque
=
1736 tilepage pageno opaque
1737 (if conf.preload then preloadlayout state.y else state.layout)
1740 let gotoy_and_clear_text y =
1741 if not
conf.verbose
then state.text <- "";
1747 let coloff = l
.pagecol
* l
.pageh
in
1748 float (l
.pagey + coloff) /. float l
.pageh
1755 if conf.presentation
1756 then float l
.pagedispy /. float (calcips l
.pageh
)
1757 else float l
.pagedispy /. float conf.interpagespace
1759 (l
.pageno, top, dtop)
1763 match state.layout with
1764 | l
:: _ -> getanchor1 l
1766 let n = page_of_y state.y in
1770 let y, h = getpageyh n in
1771 let dy = y - state.y in
1773 if conf.presentation
1775 let ips = calcips h in
1776 float (dy + ips) /. float ips
1778 float dy /. float conf.interpagespace
1783 let getanchory (n, top, dtop) =
1784 let y, h = getpageyh n in
1785 if conf.presentation
1787 let ips = calcips h in
1788 y + truncate
(top*.float h -. dtop*.float ips) + ips;
1790 y + truncate
(top*.float h -. dtop*.float conf.interpagespace
)
1793 let gotoanchor anchor
=
1794 gotoy (getanchory anchor
);
1798 cbput state.hists
.nav
(getanchor ());
1802 let anchor = cbgetc state.hists
.nav dir
in
1807 let scroll f n a
b =
1808 (* http://devmaster.net/forums/topic/9796-ease-in-ease-out-algorithm/ *)
1810 let s x = 3.0*.x**2.0 -. 2.0*.x**3.0 in
1812 then s (float f /. float a
)
1815 then 1.0 -. s ((float (f-b) /. float (n-b)))
1822 http://integrals.wolfram.com/index.jsp?expr=3x%5E2-2x%5E3&random=false *)
1823 let iv x = -.((-.2.0 +. x)*.x**3.0)/.2.0 in
1825 let ins = float a
*. iv1
1826 and outs
= float (n-b) *. iv1 in
1828 ins +. outs
+. float ones
1830 let rec set (_N
, _A
, _B
) y sy
=
1831 let sum = summa
1.0 _N _A _B
in
1832 let dy = float (y - sy
) in
1836 then state.ghyll
<- noghyll
1839 let s = scroll n _N _A _B
in
1840 let y1 = y1 +. ((s *. dy) /. sum) in
1841 gotoy_and_clear_text (truncate
y1);
1842 state.ghyll
<- gf (n+1) y1;
1846 | Some
y'
-> set (_N
/2, 1, 1) y'
state.y
1848 gf 0 (float state.y)
1851 match conf.ghyllscroll
with
1853 gotoy_and_clear_text y
1855 if state.ghyll
== noghyll
1856 then set nab
y state.y
1857 else state.ghyll
(Some
y)
1860 let gotopage n top =
1861 let y, h = getpageyh n in
1862 let y = y + (truncate
(top *. float h)) in
1866 let gotopage1 n top =
1867 let y = getpagey n in
1872 let invalidate s f =
1877 match state.geomcmds
with
1878 | ps
, [] when String.length ps
= 0 ->
1880 state.geomcmds
<- s, [];
1883 state.geomcmds
<- ps
, [s, f];
1885 | ps
, (s'
, _) :: rest
when s'
= s ->
1886 state.geomcmds
<- ps
, ((s, f) :: rest
);
1889 state.geomcmds
<- ps
, ((s, f) :: cmds
);
1893 Hashtbl.iter
(fun _ opaque
->
1894 wcmd "freepage %s" opaque
;
1896 Hashtbl.clear
state.pagemap
;
1899 let opendoc path password
=
1901 state.password
<- password
;
1902 state.gen
<- state.gen
+ 1;
1903 state.docinfo
<- [];
1906 setaalevel
conf.aalevel
;
1907 Wsi.settitle
("llpp " ^
(mbtoutf8
(Filename.basename path
)));
1908 wcmd "open %d %s\000%s\000" (btod state.wthack
) path password
;
1909 invalidate "reqlayout"
1911 wcmd "reqlayout %d %d %s\000"
1912 conf.angle
(btod conf.proportional
) state.nameddest
;
1917 state.anchor <- getanchor ();
1918 state.wthack
<- !wtmode;
1919 opendoc state.path
state.password
;
1923 let c = c *. conf.colorscale
in
1927 let scalecolor2 (r, g, b) =
1928 (r *. conf.colorscale
, g *. conf.colorscale
, b *. conf.colorscale
);
1931 let docolumns = function
1933 let a = Array.make
state.pagecount
(-1, -1, -1, (-1, -1, -1, -1)) in
1934 let rec loop pageno pdimno pdim
y ph pdims
=
1935 if pageno = state.pagecount
1938 let pdimno, ((_, w, h, xoff
) as pdim
), pdims
=
1940 | ((pageno'
, _, _, _) as pdim
) :: rest
when pageno'
= pageno ->
1941 pdimno+1, pdim
, rest
1945 let x = max
0 (((state.winw
- state.scrollw
- w) / 2) - xoff
) in
1947 (if conf.presentation
1948 then (if pageno = 0 then calcips h else calcips ph
+ calcips h)
1949 else (if pageno = 0 then 0 else conf.interpagespace
)
1952 a.(pageno) <- (pdimno, x, y, pdim
);
1953 loop (pageno+1) pdimno pdim
(y + h) h pdims
1955 loop 0 ~
-1 (-1,-1,-1,-1) 0 0 state.pdims
;
1956 conf.columns
<- Csingle
a;
1958 | Cmulti
((columns
, coverA
, coverB
), _) ->
1959 let a = Array.make
state.pagecount
(-1, -1, -1, (-1, -1, -1, -1)) in
1960 let rec loop pageno pdimno pdim
x y rowh pdims
=
1961 let rec fixrow m
= if m
= pageno then () else
1962 let (pdimno, x, y, ((_, _, h, _) as pdim
)) = a.(m
) in
1965 let y = y + (rowh
- h) / 2 in
1966 a.(m
) <- (pdimno, x, y, pdim
);
1970 if pageno = state.pagecount
1971 then fixrow (((pageno - 1) / columns
) * columns
)
1973 let pdimno, ((_, w, h, xoff
) as pdim
), pdims
=
1975 | ((pageno'
, _, _, _) as pdim
) :: rest
when pageno'
= pageno ->
1976 pdimno+1, pdim
, rest
1981 if pageno = coverA
- 1 || pageno = state.pagecount
- coverB
1983 let x = (state.winw
- state.scrollw
- w) / 2 in
1985 if conf.presentation
then calcips h else conf.interpagespace
in
1986 x, y + ips + rowh
, h
1989 if (pageno - coverA
) mod columns
= 0
1991 let x = max
0 (state.winw
- state.scrollw
- state.w) / 2 in
1993 if conf.presentation
1995 let ips = calcips h in
1996 y + (if pageno = 0 then 0 else calcips rowh
+ ips)
1998 y + (if pageno = 0 then 0 else conf.interpagespace
)
2002 else x, y, max rowh
h
2006 if pageno > 1 && (pageno - coverA
) mod columns
= 0
2009 if pageno = columns
&& conf.presentation
2011 let ips = calcips rowh
in
2012 for i
= 0 to pred columns
2014 let (pdimno, x, y, pdim
) = a.(i
) in
2015 a.(i
) <- (pdimno, x, y+ips, pdim
)
2021 fixrow (pageno - columns
);
2026 a.(pageno) <- (pdimno, x, y, pdim
);
2027 let x = x + w + xoff
*2 + conf.interpagespace
in
2028 loop (pageno+1) pdimno pdim
x y rowh' pdims
2030 loop 0 ~
-1 (-1,-1,-1,-1) 0 0 0 state.pdims
;
2031 conf.columns
<- Cmulti
((columns
, coverA
, coverB
), a);
2034 let a = Array.make
(state.pagecount
*c) (-1, -1, -1, (-1, -1, -1, -1)) in
2035 let rec loop pageno pdimno pdim
y pdims
=
2036 if pageno = state.pagecount
2039 let pdimno, ((_, w, h, _) as pdim
), pdims
=
2041 | ((pageno'
, _, _, _) as pdim
) :: rest
when pageno'
= pageno ->
2042 pdimno+1, pdim
, rest
2047 let rec loop1 n x y =
2048 if n = c then y else (
2049 a.(pageno*c + n) <- (pdimno, x, y, pdim
);
2050 loop1 (n+1) (x+cw) (y + h + conf.interpagespace
)
2053 let y = loop1 0 0 y in
2054 loop (pageno+1) pdimno pdim
y pdims
2056 loop 0 ~
-1 (-1,-1,-1,-1) 0 state.pdims
;
2057 conf.columns
<- Csplit
(c, a);
2061 docolumns conf.columns
;
2062 state.maxy
<- calcheight ();
2064 if state.x = 0 && state.w <= state.winw
- state.scrollw
2068 if state.reprf
== noreprf
2070 match state.mode
with
2071 | Birdseye
(_, _, pageno, _, _) ->
2072 let y, h = getpageyh pageno in
2073 let top = (state.winh
- h) / 2 in
2074 gotoy (max
0 (y - top))
2075 | _ -> gotoanchor state.anchor
2079 state.reprf
<- noreprf;
2084 state.wthack
<- false;
2085 GlDraw.viewport
0 0 w h;
2086 let firsttime = state.geomcmds
== firstgeomcmds in
2087 if not
firsttime && nogeomcmds state.geomcmds
2088 then state.anchor <- getanchor ();
2091 let w = truncate
(float w *. conf.zoom
) - state.scrollw
in
2094 setfontsize fstate.fontsize
;
2095 GlMat.mode `modelview
;
2096 GlMat.load_identity
();
2098 GlMat.mode `projection
;
2099 GlMat.load_identity
();
2100 GlMat.rotate ~
x:1.0 ~angle
:180.0 ();
2101 GlMat.translate ~
x:~
-.1.0 ~
y:~
-.1.0 ();
2102 GlMat.scale3
(2.0 /. float state.winw
, 2.0 /. float state.winh
, 1.0);
2107 else float state.x /. float state.w
2109 invalidate "geometry"
2113 then state.x <- truncate
(relx *. float w);
2115 match conf.columns
with
2117 | Cmulti
((c, _, _), _) -> (w - (c-1)*conf.interpagespace
) / c
2118 | Csplit
(c, _) -> w * c
2120 wcmd "geometry %d %d" w h);
2124 let len = String.length
state.text in
2127 match state.mode
with
2130 let h, _, _ = state.uioh#scrollpw
in
2136 (x, float (state.winh
- (fstate.fontsize
+ 4) - hscrollh))
2137 (x+.w, float (state.winh
- hscrollh))
2140 let w = float (state.winw
- state.scrollw
- 1) in
2141 if state.progress
>= 0.0 && state.progress
< 1.0
2143 GlDraw.color
(0.3, 0.3, 0.3);
2144 let w1 = w *. state.progress
in
2146 GlDraw.color
(0.0, 0.0, 0.0);
2150 GlDraw.color
(0.0, 0.0, 0.0);
2154 GlDraw.color
(1.0, 1.0, 1.0);
2155 drawstring fstate.fontsize
2156 (if len > 0 then 8 else 2) (state.winh
- hscrollh - 5) s;
2159 match state.mode
with
2160 | Textentry
((prefix
, text, _, _, _, _), _) ->
2164 Printf.sprintf
"%s%s_ [%s]" prefix
text state.text
2166 Printf.sprintf
"%s%s_" prefix
text
2175 if not
(istextentry state.mode
)
2177 let s1 = "(press 'e' to review error messasges)" in
2178 if String.length
s > 0 then s ^
" " ^
s1 else s1
2183 if String.length
s > 0
2188 let len = Queue.length
state.tilelru
in
2190 match state.throttle
with
2193 then preloadlayout state.y
2195 | Some
(layout, _, _) ->
2199 if state.memused
<= conf.memlimit
2204 let (k
, p
, s) as lruitem
= Queue.pop
state.tilelru
in
2205 let n, gen
, colorspace
, angle
, pagew
, pageh
, col, row = k
in
2206 let (_, pw, ph
, _) = getpagedim n in
2209 && colorspace
= conf.colorspace
2210 && angle
= conf.angle
2214 let x = col*conf.tilew
2215 and y = row*conf.tileh
in
2216 tilevisible (Lazy.force_val
layout) n x y
2218 then Queue.push lruitem
state.tilelru
2221 wcmd "freetile %s" p
;
2222 state.memused
<- state.memused
- s;
2223 state.uioh#infochanged Memused
;
2224 Hashtbl.remove
state.tilemap k
;
2233 Queue.iter
(fun (k
, p
, s) ->
2234 wcmd "freetile %s" p
;
2235 state.memused
<- state.memused
- s;
2236 state.uioh#infochanged Memused
;
2237 Hashtbl.remove
state.tilemap k
;
2239 Queue.clear
state.tilelru
;
2243 let logcurrently = function
2244 | Idle
-> dolog
"Idle"
2245 | Loading
(l
, gen
) ->
2246 dolog
"Loading %d gen=%d curgen=%d" l
.pageno gen
state.gen
2247 | Tiling
(l
, pageopaque
, colorspace
, angle
, gen
, col, row, tilew
, tileh
) ->
2249 "Tiling %d[%d,%d] page=%s cs=%s angle"
2250 l
.pageno col row pageopaque
2251 (colorspace_to_string colorspace
)
2253 dolog
"gen=(%d,%d) (%d,%d) tile=(%d,%d) (%d,%d)"
2254 angle gen
conf.angle
state.gen
2256 conf.tilew
conf.tileh
2263 let r = Str.regexp
" " in
2264 fun s -> Str.bounded_split
r s 2;
2267 let onpagerect pageno f =
2269 match conf.columns
with
2270 | Cmulti
(_, b) -> b
2272 | Csplit
(_, b) -> b
2274 if pageno >= 0 && pageno < Array.length
b
2276 let (pdimno, _, _, (_, _, _, _)) = b.(pageno) in
2277 let r = getpdimrect
pdimno in
2278 f (r.(1)-.r.(0)) (r.(3)-.r.(2))
2281 let gotopagexy pageno x y =
2282 onpagerect pageno (fun w h ->
2284 let _,w1,_,leftx
= getpagedim pageno in
2285 let wh = state.winh
- state.hscrollh in
2286 let sw = float w1 /. w in
2288 let x = leftx
+ state.x + truncate
x in
2290 if x < 0 || x >= state.winw
- state.scrollw
2294 let py, h = getpageyh pageno in
2295 let y'
= py + truncate
(top *. float h) in
2296 let dy = y'
- state.y in
2298 if x != state.x || not
(dy > 0 && dy < wh)
2300 if conf.presentation
2302 if abs
(py - y'
) > wh
2309 if state.x != sx || state.y != sy
2314 let ww = state.winw
- state.scrollw
in
2319 let x = if -x + ww > w1 then -(w1-ww) else x
2320 and y'
= if y + wh > state.maxy
then state.maxy
- wh else y in
2322 if conf.presentation
2324 if abs
(py - y'
) > wh
2335 if x = 0 && state.w <= state.winw
- state.scrollw
2339 gotoy_and_clear_text y;
2341 else gotoy_and_clear_text state.y;
2342 state.wthack
<- !wtmode && not
(layoutready state.layout);
2347 (* dolog "%S" cmds; *)
2348 let cl = splitatspace cmds
in
2350 try Scanf.sscanf
s fmt
f
2352 dolog
"error processing '%S': %s" cmds
(exntos exn
);
2357 state.uioh#infochanged Pdim
;
2360 | "clearrects" :: [] ->
2361 state.rects
<- state.rects1
;
2362 G.postRedisplay "clearrects";
2364 | "continue" :: args :: [] ->
2365 let n = scan args "%u" (fun n -> n) in
2366 state.pagecount
<- n;
2367 begin match state.currently
with
2369 state.currently
<- Idle
;
2370 state.outlines
<- Array.of_list
(List.rev l
)
2374 let cur, cmds
= state.geomcmds
in
2375 if String.length
cur = 0
2376 then failwith
"umpossible";
2378 begin match List.rev cmds
with
2380 state.geomcmds
<- "", [];
2384 state.geomcmds
<- s, List.rev rest
;
2386 if conf.maxwait
= None
2387 then G.postRedisplay "continue";
2389 | "title" :: args :: [] ->
2392 | "msg" :: args :: [] ->
2395 | "vmsg" :: args :: [] ->
2397 then showtext ' '
args
2399 | "emsg" :: args :: [] ->
2400 Buffer.add_string
state.errmsgs
args;
2401 state.newerrmsgs
<- true;
2402 G.postRedisplay "error message"
2404 | "progress" :: args :: [] ->
2405 let progress, text =
2408 f, String.sub
args pos
(String.length
args - pos
))
2411 state.progress <- progress;
2412 G.postRedisplay "progress"
2414 | "firstmatch" :: args :: [] ->
2415 let pageno, c, x0, y0, x1, y1, x2
, y2
, x3
, y3
=
2416 scan args "%u %d %f %f %f %f %f %f %f %f"
2417 (fun p
c x0 y0 x1 y1 x2 y2 x3 y3
->
2418 (p
, c, x0, y0, x1, y1, x2
, y2
, x3
, y3
))
2420 let y = (getpagey pageno) + truncate
y0 in
2423 state.rects1
<- [pageno, c, (x0, y0, x1, y1, x2
, y2
, x3
, y3
)]
2425 | "match" :: args :: [] ->
2426 let pageno, c, x0, y0, x1, y1, x2
, y2
, x3
, y3
=
2427 scan args "%u %d %f %f %f %f %f %f %f %f"
2428 (fun p
c x0 y0 x1 y1 x2 y2 x3 y3
->
2429 (p
, c, x0, y0, x1, y1, x2
, y2
, x3
, y3
))
2432 (pageno, c, (x0, y0, x1, y1, x2
, y2
, x3
, y3
)) :: state.rects1
2434 | "page" :: args :: [] ->
2435 let pageopaque, t
= scan args "%s %f" (fun p t
-> p
, t
) in
2436 begin match state.currently
with
2437 | Loading
(l
, gen
) ->
2438 vlog "page %d took %f sec" l
.pageno t
;
2439 Hashtbl.replace
state.pagemap
(l
.pageno, gen
) pageopaque;
2440 begin match state.throttle
with
2442 let preloadedpages =
2444 then preloadlayout state.y
2449 Set.Make
(struct type t
= int let compare = (-) end) in
2451 List.fold_left
(fun s l
-> IntSet.add l
.pageno s)
2452 IntSet.empty
preloadedpages
2455 Hashtbl.fold (fun ((pageno, _) as key) opaque
accu ->
2456 if not
(IntSet.mem
pageno set)
2458 wcmd "freepage %s" opaque
;
2464 List.iter
(Hashtbl.remove
state.pagemap
) evictedpages;
2467 state.currently
<- Idle
;
2470 tilepage l
.pageno pageopaque state.layout;
2472 load preloadedpages;
2473 if pagevisible state.layout l
.pageno
2474 && layoutready state.layout
2475 then G.postRedisplay "page";
2478 | Some
(layout, _, _) ->
2479 state.currently
<- Idle
;
2480 tilepage l
.pageno pageopaque layout;
2485 dolog
"Inconsistent loading state";
2486 logcurrently state.currently
;
2490 | "tile" :: args :: [] ->
2491 let (x, y, opaque
, size
, t
) =
2492 scan args "%u %u %s %u %f"
2493 (fun x y p size t
-> (x, y, p
, size
, t
))
2495 begin match state.currently
with
2496 | Tiling
(l
, pageopaque, cs
, angle
, gen
, col, row, tilew
, tileh
) ->
2497 vlog "tile %d [%d,%d] took %f sec" l
.pageno col row t
;
2500 if tilew
!= conf.tilew
|| tileh
!= conf.tileh
2502 wcmd "freetile %s" opaque
;
2503 state.currently
<- Idle
;
2507 puttileopaque l
col row gen cs angle opaque size t
;
2508 state.memused
<- state.memused
+ size
;
2509 state.uioh#infochanged Memused
;
2511 Queue.push
((l
.pageno, gen
, cs
, angle
, l
.pagew
, l
.pageh
, col, row),
2512 opaque
, size
) state.tilelru
;
2515 match state.throttle
with
2516 | None
-> state.layout
2517 | Some
(layout, _, _) -> layout
2520 state.currently
<- Idle
;
2522 && conf.colorspace
= cs
2523 && conf.angle
= angle
2524 && tilevisible layout l
.pageno x y
2525 then conttiling l
.pageno pageopaque;
2527 begin match state.throttle
with
2530 then state.wthack
<- not
(layoutready state.layout);
2531 preload state.layout;
2533 && conf.colorspace
= cs
2534 && conf.angle
= angle
2535 && tilevisible state.layout l
.pageno x y
2536 then G.postRedisplay "tile nothrottle";
2538 | Some
(layout, y, _) ->
2539 let ready = layoutready layout in
2542 state.wthack
<- false;
2544 state.layout <- layout;
2545 state.throttle
<- None
;
2546 G.postRedisplay "throttle";
2553 dolog
"Inconsistent tiling state";
2554 logcurrently state.currently
;
2558 | "pdim" :: args :: [] ->
2560 scan args "%u %u %u %u" (fun n w h x -> n, w, h, x)
2562 state.uioh#infochanged Pdim
;
2563 state.pdims
<- pdim :: state.pdims
2565 | "o" :: args :: [] ->
2566 let (l
, n, t
, h, pos
) =
2567 scan args "%u %u %d %u %n"
2568 (fun l
n t
h pos
-> l
, n, t
, h, pos
)
2570 let s = String.sub
args pos
(String.length
args - pos
) in
2571 let outline = (s, l
, (n, float t
/. float h, 0.0)) in
2572 begin match state.currently
with
2573 | Outlining outlines
->
2574 state.currently
<- Outlining
(outline :: outlines
)
2576 state.currently
<- Outlining
[outline]
2578 dolog
"invalid outlining state";
2579 logcurrently currently
2582 | "a" :: args :: [] ->
2584 scan args "%u %d %d" (fun n l t
-> n, l
, t
)
2586 state.reprf
<- (fun () -> gotopagexy n (float l
) (float t
))
2588 | "info" :: args :: [] ->
2589 state.docinfo
<- (1, args) :: state.docinfo
2591 | "infoend" :: [] ->
2592 state.uioh#infochanged Docinfo
;
2593 state.docinfo
<- List.rev
state.docinfo
2596 failwith
(Printf.sprintf
"unknown cmd `%S'" cmds
)
2601 let action = function
2602 | HCprev
-> cbget cb ~
-1
2603 | HCnext
-> cbget cb
1
2604 | HCfirst
-> cbget cb ~
-(cb
.rc)
2605 | HClast
-> cbget cb
(cb
.len - 1 - cb
.rc)
2606 and cancel
() = cb
.rc <- rc
2610 let search pattern forward
=
2611 if String.length pattern
> 0
2614 match state.layout with
2617 l
.pageno, (l
.pagey + if forward
then 0 else 0*l
.pagevh)
2619 wcmd "search %d %d %d %d,%s\000"
2620 (btod conf.icase
) pn py (btod forward
) pattern
;
2623 let intentry text key =
2625 if key >= 32 && key < 127
2631 let text = addchar text c in
2635 state.text <- Printf.sprintf
"invalid char (%d, `%c')" key c;
2639 let linknentry text key =
2641 if key >= 32 && key < 127
2647 let text = addchar text c in
2651 state.text <- Printf.sprintf
"invalid char (%d, `%c')" key c;
2656 if String.length
s > 0
2659 let l = String.length
s in
2660 let rec loop pos
n = if pos
= l then n else
2661 let m = Char.code
s.[pos
] - (if pos
= 0 && l > 1 then 96 else 97) in
2662 loop (pos
+1) (n*26 + m)
2665 let rec loop n = function
2668 match getopaque l.pageno with
2669 | None
-> loop n rest
2671 let m = getlinkcount opaque
in
2674 let under = getlink opaque
n in
2677 else loop (n-m) rest
2679 loop n state.layout;
2683 let textentry text key =
2684 if key land 0xff00 = 0xff00
2686 else TEcont
(text ^ toutf8
key)
2689 let reqlayout angle proportional
=
2690 match state.throttle
with
2692 if nogeomcmds state.geomcmds
2693 then state.anchor <- getanchor ();
2694 conf.angle
<- angle
mod 360;
2697 match state.mode
with
2698 | LinkNav
_ -> state.mode
<- View
2701 conf.proportional
<- proportional
;
2702 invalidate "reqlayout"
2703 (fun () -> wcmd "reqlayout %d %d" conf.angle
(btod proportional
));
2707 let settrim trimmargins trimfuzz
=
2708 if nogeomcmds state.geomcmds
2709 then state.anchor <- getanchor ();
2710 conf.trimmargins
<- trimmargins
;
2711 conf.trimfuzz
<- trimfuzz
;
2712 let x0, y0, x1, y1 = trimfuzz
in
2713 invalidate "settrim"
2715 wcmd "settrim %d %d %d %d %d" (btod conf.trimmargins
) x0 y0 x1 y1);
2720 match state.throttle
with
2722 let zoom = max
0.01 zoom in
2723 if zoom <> conf.zoom
2725 state.prevzoom
<- conf.zoom;
2727 reshape state.winw
state.winh
;
2728 state.text <- Printf.sprintf
"zoom is now %-5.1f" (zoom *. 100.0);
2731 | Some
(layout, y, started
) ->
2733 match conf.maxwait
with
2737 let dt = now () -. started
in
2745 let setcolumns mode columns coverA coverB
=
2746 state.prevcolumns
<- Some
(conf.columns
, conf.zoom);
2750 then showtext '
!'
"split mode doesn't work in bird's eye"
2752 conf.columns
<- Csplit
(-columns
, [||]);
2760 conf.columns
<- Csingle
[||];
2765 conf.columns
<- Cmulti
((columns
, coverA
, coverB
), [||]);
2769 reshape state.winw
state.winh
;
2772 let enterbirdseye () =
2773 let zoom = float conf.thumbw
/. float state.winw
in
2774 let birdseyepageno =
2775 let cy = state.winh
/ 2 in
2779 let rec fold best
= function
2782 let d = cy - (l.pagedispy + l.pagevh/2)
2783 and dbest
= cy - (best
.pagedispy + best
.pagevh/2) in
2784 if abs
d < abs dbest
2791 state.mode
<- Birdseye
(
2792 { conf with zoom = conf.zoom }, state.x, birdseyepageno, -1, getanchor ()
2795 conf.presentation
<- false;
2796 conf.interpagespace
<- 10;
2797 conf.hlinks
<- false;
2799 state.mstate
<- Mnone
;
2800 conf.maxwait
<- None
;
2802 match conf.beyecolumns
with
2805 Cmulti
((c, 0, 0), [||])
2806 | None
-> Csingle
[||]
2808 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
2811 state.text <- Printf.sprintf
"birds eye mode on (zoom %3.1f%%)"
2816 reshape state.winw
state.winh
;
2819 let leavebirdseye (c, leftx
, pageno, _, anchor) goback
=
2821 conf.zoom <- c.zoom;
2822 conf.presentation
<- c.presentation
;
2823 conf.interpagespace
<- c.interpagespace
;
2824 conf.maxwait
<- c.maxwait
;
2825 conf.hlinks
<- c.hlinks
;
2826 conf.beyecolumns
<- (
2827 match conf.columns
with
2828 | Cmulti
((c, _, _), _) -> Some
c
2830 | Csplit
_ -> failwith
"leaving bird's eye split mode"
2833 match c.columns
with
2834 | Cmulti
(c, _) -> Cmulti
(c, [||])
2835 | Csingle
_ -> Csingle
[||]
2836 | Csplit
(c, _) -> Csplit
(c, [||])
2841 state.text <- Printf.sprintf
"birds eye mode off (zoom %3.1f%%)"
2844 reshape state.winw
state.winh
;
2845 state.anchor <- if goback
then anchor else (pageno, 0.0, 1.0);
2848 let togglebirdseye () =
2849 match state.mode
with
2850 | Birdseye vals
-> leavebirdseye vals
true
2851 | View
-> enterbirdseye ()
2855 let upbirdseye incr
(conf, leftx
, pageno, hooverpageno
, anchor) =
2856 let pageno = max
0 (pageno - incr
) in
2857 let rec loop = function
2858 | [] -> gotopage1 pageno 0
2859 | l :: _ when l.pageno = pageno ->
2860 if l.pagedispy >= 0 && l.pagey = 0
2861 then G.postRedisplay "upbirdseye"
2862 else gotopage1 pageno 0
2863 | _ :: rest
-> loop rest
2866 state.mode
<- Birdseye
(conf, leftx
, pageno, hooverpageno
, anchor)
2869 let downbirdseye incr
(conf, leftx
, pageno, hooverpageno
, anchor) =
2870 let pageno = min
(state.pagecount
- 1) (pageno + incr
) in
2871 state.mode
<- Birdseye
(conf, leftx
, pageno, hooverpageno
, anchor);
2872 let rec loop = function
2874 let y, h = getpageyh pageno in
2875 let dy = (y - state.y) - (state.winh
- h - conf.interpagespace
) in
2877 | l :: _ when l.pageno = pageno ->
2878 if l.pagevh != l.pageh
2879 then gotoy (clamp (l.pageh
- l.pagevh + conf.interpagespace
))
2880 else G.postRedisplay "downbirdseye"
2881 | _ :: rest
-> loop rest
2886 let optentry mode
_ key =
2887 let btos b = if b then "on" else "off" in
2888 if key >= 32 && key < 127
2890 let c = Char.chr
key in
2894 try conf.scrollstep
<- int_of_string
s with exc
->
2895 state.text <- Printf.sprintf
"bad integer `%s': %s" s (exntos exc
)
2897 TEswitch
("scroll step: ", "", None
, intentry, ondone, true)
2902 conf.autoscrollstep
<- int_of_string
s;
2903 if state.autoscroll
<> None
2904 then state.autoscroll
<- Some
conf.autoscrollstep
2906 state.text <- Printf.sprintf
"bad integer `%s': %s" s (exntos exc
)
2908 TEswitch
("auto scroll step: ", "", None
, intentry, ondone, true)
2913 let n, a, b = multicolumns_of_string s in
2914 setcolumns mode
n a b;
2916 state.text <- Printf.sprintf
"bad columns `%s': %s" s (exntos exc
)
2918 TEswitch
("columns: ", "", None
, textentry, ondone, true)
2923 let zoom = float (int_of_string
s) /. 100.0 in
2926 state.text <- Printf.sprintf
"bad integer `%s': %s" s (exntos exc
)
2928 TEswitch
("zoom: ", "", None
, intentry, ondone, true)
2933 conf.thumbw
<- bound (int_of_string
s) 2 4096;
2935 Printf.sprintf
"thumbnail width is set to %d" conf.thumbw
;
2936 begin match mode
with
2938 leavebirdseye beye
false;
2943 state.text <- Printf.sprintf
"bad integer `%s': %s" s (exntos exc
)
2945 TEswitch
("thumbnail width: ", "", None
, intentry, ondone, true)
2950 Some
(int_of_string
s)
2952 state.text <- Printf.sprintf
"bad integer `%s': %s"
2956 | Some angle
-> reqlayout angle
conf.proportional
2959 TEswitch
("rotation: ", "", None
, intentry, ondone, true)
2962 conf.icase
<- not
conf.icase
;
2963 TEdone
("case insensitive search " ^
(btos conf.icase
))
2966 conf.preload <- not
conf.preload;
2968 TEdone
("preload " ^
(btos conf.preload))
2971 conf.verbose
<- not
conf.verbose
;
2972 TEdone
("verbose " ^
(btos conf.verbose
))
2975 conf.debug
<- not
conf.debug
;
2976 TEdone
("debug " ^
(btos conf.debug
))
2979 conf.maxhfit
<- not
conf.maxhfit
;
2980 state.maxy
<- calcheight ();
2981 TEdone
("maxhfit " ^
(btos conf.maxhfit
))
2984 conf.crophack
<- not
conf.crophack
;
2985 TEdone
("crophack " ^
btos conf.crophack
)
2989 match conf.maxwait
with
2991 conf.maxwait
<- Some infinity
;
2992 "always wait for page to complete"
2994 conf.maxwait
<- None
;
2995 "show placeholder if page is not ready"
3000 conf.underinfo
<- not
conf.underinfo
;
3001 TEdone
("underinfo " ^
btos conf.underinfo
)
3004 conf.savebmarks
<- not
conf.savebmarks
;
3005 TEdone
("persistent bookmarks " ^
btos conf.savebmarks
)
3011 match state.layout with
3016 conf.interpagespace
<- int_of_string
s;
3017 docolumns conf.columns
;
3018 state.maxy
<- calcheight ();
3019 let y = getpagey pageno in
3022 state.text <- Printf.sprintf
"bad integer `%s': %s" s (exntos exc
)
3024 TEswitch
("vertical margin: ", "", None
, intentry, ondone, true)
3027 reqlayout conf.angle
(not
conf.proportional
);
3028 TEdone
("proportional display " ^
btos conf.proportional
)
3031 settrim (not
conf.trimmargins
) conf.trimfuzz
;
3032 TEdone
("trim margins " ^
btos conf.trimmargins
)
3035 conf.invert
<- not
conf.invert
;
3036 TEdone
("invert colors " ^
btos conf.invert
)
3040 cbput state.hists
.sel
s;
3043 TEswitch
("selection command: ", "", Some
(onhist state.hists
.sel
),
3044 textentry, ondone, true)
3047 state.text <- Printf.sprintf
"bad option %d `%c'" key c;
3053 class type lvsource
= object
3054 method getitemcount
: int
3055 method getitem
: int -> (string * int)
3056 method hasaction
: int -> bool
3065 method getactive
: int
3066 method getfirst
: int
3067 method getqsearch
: string
3068 method setqsearch
: string -> unit
3072 class virtual lvsourcebase
= object
3073 val mutable m_active
= 0
3074 val mutable m_first
= 0
3075 val mutable m_qsearch
= ""
3076 val mutable m_pan
= 0
3077 method getactive
= m_active
3078 method getfirst
= m_first
3079 method getqsearch
= m_qsearch
3080 method getpan
= m_pan
3081 method setqsearch
s = m_qsearch
<- s
3084 let withoutlastutf8 s =
3085 let len = String.length
s in
3093 let b = Char.code
s.[pos
] in
3094 if b land 0b11000000 = 0b11000000
3099 if Char.code
s.[len-1] land 0x80 = 0
3103 String.sub
s 0 first;
3106 let textentrykeyboard
3107 key _mask
((c, text, opthist
, onkey
, ondone, cancelonempty
), onleave
) =
3109 if key >= 0xffb0 && key <= 0xffb9
3110 then key - 0xffb0 + 48 else key
3113 state.mode
<- Textentry
(te
, onleave
);
3116 G.postRedisplay "textentrykeyboard enttext";
3118 let histaction cmd
=
3121 | Some
(action, _) ->
3122 state.mode
<- Textentry
(
3123 (c, action cmd
, opthist
, onkey
, ondone, cancelonempty
), onleave
3125 G.postRedisplay "textentry histaction"
3128 | 0xff08 -> (* backspace *)
3129 let s = withoutlastutf8 text in
3130 let len = String.length
s in
3131 if cancelonempty
&& len = 0
3134 G.postRedisplay "textentrykeyboard after cancel";
3137 enttext (c, s, opthist
, onkey
, ondone, cancelonempty
)
3140 | 0xff0d | 0xff8d -> (* (kp) enter *)
3143 G.postRedisplay "textentrykeyboard after confirm"
3145 | 0xff52 | 0xff97 -> histaction HCprev
(* (kp) up *)
3146 | 0xff54 | 0xff99 -> histaction HCnext
(* (kp) down *)
3147 | 0xff50 | 0xff95 -> histaction HCfirst
(* (kp) home) *)
3148 | 0xff57 | 0xff9c -> histaction HClast
(* (kp) end *)
3150 | 0xff1b -> (* escape*)
3151 if String.length
text = 0
3153 begin match opthist
with
3155 | Some
(_, onhistcancel
) -> onhistcancel
()
3159 G.postRedisplay "textentrykeyboard after cancel2"
3162 enttext (c, "", opthist
, onkey
, ondone, cancelonempty
)
3165 | 0xff9f | 0xffff -> () (* delete *)
3168 && key land 0xff00 != 0xff00 (* keyboard *)
3169 && key land 0xfe00 != 0xfe00 (* xkb *)
3170 && key land 0xfd00 != 0xfd00 (* 3270 *)
3172 begin match onkey
text key with
3176 G.postRedisplay "textentrykeyboard after confirm2";
3179 enttext (c, text, opthist
, onkey
, ondone, cancelonempty
);
3183 G.postRedisplay "textentrykeyboard after cancel3"
3186 state.mode
<- Textentry
(te
, onleave
);
3187 G.postRedisplay "textentrykeyboard switch";
3191 vlog "unhandled key %s" (Wsi.keyname
key)
3194 let firstof first active
=
3195 if first > active
|| abs
(first - active
) > fstate.maxrows
- 1
3196 then max
0 (active
- (fstate.maxrows
/2))
3200 let calcfirst first active
=
3203 let rows = active
- first in
3204 if rows > fstate.maxrows
then active
- fstate.maxrows
else first
3208 let scrollph y maxy
=
3209 let sh = (float (maxy
+ state.winh
) /. float state.winh
) in
3210 let sh = float state.winh
/. sh in
3211 let sh = max
sh (float conf.scrollh
) in
3216 else float y /. float maxy
3218 let position = (float state.winh
-. sh) *. percent in
3221 if position +. sh > float state.winh
3222 then float state.winh
-. sh
3228 let coe s = (s :> uioh
);;
3230 class listview ~
(source
:lvsource
) ~trusted ~modehash
=
3232 val m_pan
= source#getpan
3233 val m_first
= source#getfirst
3234 val m_active
= source#getactive
3235 val m_qsearch
= source#getqsearch
3236 val m_prev_uioh
= state.uioh
3238 method private elemunder
y =
3239 let n = y / (fstate.fontsize
+1) in
3240 if m_first
+ n < source#getitemcount
3242 if source#hasaction
(m_first
+ n)
3243 then Some
(m_first
+ n)
3250 GlFunc.blend_func `src_alpha `one_minus_src_alpha
;
3251 GlDraw.color
(0., 0., 0.) ~alpha
:0.85;
3252 GlDraw.rect (0., 0.) (float state.winw
, float state.winh
);
3253 GlDraw.color
(1., 1., 1.);
3254 Gl.enable `texture_2d
;
3255 let fs = fstate.fontsize
in
3257 let ww = fstate.wwidth
in
3258 let tabw = 30.0*.ww in
3259 let itemcount = source#getitemcount
in
3261 if (row - m_first
) > fstate.maxrows
3264 if row >= 0 && row < itemcount
3266 let (s, level
) = source#getitem
row in
3267 let y = (row - m_first
) * nfs in
3268 let x = 5.0 +. float (level
+ m_pan
) *. ww in
3271 Gl.disable `texture_2d
;
3272 GlDraw.polygon_mode `both `line
;
3273 GlDraw.color
(1., 1., 1.) ~alpha
:0.9;
3274 GlDraw.rect (1., float (y + 1))
3275 (float (state.winw
- conf.scrollbw
- 1), float (y + fs + 3));
3276 GlDraw.polygon_mode `both `fill
;
3277 GlDraw.color
(1., 1., 1.);
3278 Gl.enable `texture_2d
;
3281 let drawtabularstring s =
3282 let drawstr x s = drawstring1 fs (truncate
x) (y+nfs) s in
3285 let tabpos = try String.index
s '
\t'
with Not_found
-> -1 in
3288 let len = String.length
s - tabpos - 1 in
3289 let s1 = String.sub
s 0 tabpos
3290 and s2
= String.sub
s (tabpos + 1) len in
3291 let nx = drawstr x s1 in
3293 let x = x +. (max
tabw sw) in
3300 let _ = drawtabularstring s in
3307 Gl.disable `texture_2d
;
3309 method updownlevel incr
=
3310 let len = source#getitemcount
in
3312 if m_active
>= 0 && m_active
< len
3313 then snd
(source#getitem m_active
)
3317 if i
= len then i
-1 else if i
= -1 then 0 else
3318 let _, l = source#getitem i
in
3319 if l != curlevel then i
else flow (i
+incr
)
3321 let active = flow m_active
in
3322 let first = calcfirst m_first
active in
3323 G.postRedisplay "outline updownlevel";
3324 {< m_active
= active; m_first
= first >}
3326 method private key1
key mask
=
3327 let set1 active first qsearch
=
3328 coe {< m_active
= active; m_first
= first; m_qsearch
= qsearch
>}
3330 let search active pattern incr
=
3333 if n >= 0 && n < source#getitemcount
3335 let s, _ = source#getitem
n in
3337 (try ignore
(Str.search_forward
re s 0); true
3338 with Not_found
-> false)
3340 else loop (n + incr
)
3347 let re = Str.regexp_case_fold pattern
in
3353 let itemcount = source#getitemcount
in
3354 let find start incr
=
3356 if i
= -1 || i
= itemcount
3359 if source#hasaction i
3361 else find (i
+ incr
)
3366 let set active first =
3367 let first = bound first 0 (itemcount - fstate.maxrows
) in
3369 coe {< m_active
= active; m_first
= first >}
3372 let isvisible first n = n >= first && n - first <= fstate.maxrows
in
3374 let incr1 = if incr
> 0 then 1 else -1 in
3375 if isvisible m_first m_active
3378 let next = m_active
+ incr
in
3380 if next < 0 || next >= itemcount
3382 else find next incr1
3384 if next = -1 || abs
(m_active
- next) > fstate.maxrows
3390 let first = m_first
+ incr
in
3391 let first = bound first 0 (itemcount - 1) in
3393 let next = m_active
+ incr
in
3394 let next = bound next 0 (itemcount - 1) in
3397 let active = if next = -1 then m_active
else next in
3400 let first = min
next m_first
in
3402 if abs
(next - first) > fstate.maxrows
3408 let first = m_first
+ incr
in
3409 let first = bound first 0 (itemcount - 1) in
3411 let next = m_active
+ incr
in
3412 let next = bound next 0 (itemcount - 1) in
3413 let next = find next incr1 in
3415 if next = -1 || abs
(m_active
- first) > fstate.maxrows
3417 let active = if m_active
= -1 then next else m_active
in
3422 if isvisible first active
3428 G.postRedisplay "listview navigate";
3432 | (0x72|0x73) when Wsi.withctrl mask
-> (* ctrl-r/ctlr-s *)
3433 let incr = if key = 0x72 then -1 else 1 in
3435 match search (m_active
+ incr) m_qsearch
incr with
3437 state.text <- m_qsearch ^
" [not found]";
3440 state.text <- m_qsearch
;
3441 active, firstof m_first
active
3443 G.postRedisplay "listview ctrl-r/s";
3444 set1 active first m_qsearch
;
3446 | 0xff08 -> (* backspace *)
3447 if String.length m_qsearch
= 0
3450 let qsearch = withoutlastutf8 m_qsearch
in
3451 let len = String.length
qsearch in
3455 G.postRedisplay "listview empty qsearch";
3456 set1 m_active m_first
"";
3460 match search m_active
qsearch ~
-1 with
3462 state.text <- qsearch ^
" [not found]";
3465 state.text <- qsearch;
3466 active, firstof m_first
active
3468 G.postRedisplay "listview backspace qsearch";
3469 set1 active first qsearch
3472 | key when (key != 0 && key land 0xff00 != 0xff00) ->
3473 let pattern = m_qsearch ^ toutf8
key in
3475 match search m_active
pattern 1 with
3477 state.text <- pattern ^
" [not found]";
3480 state.text <- pattern;
3481 active, firstof m_first
active
3483 G.postRedisplay "listview qsearch add";
3484 set1 active first pattern;
3486 | 0xff1b -> (* escape *)
3488 if String.length m_qsearch
= 0
3490 G.postRedisplay "list view escape";
3493 source#exit
(coe self
) true m_active m_first m_pan m_qsearch
3495 | None
-> m_prev_uioh
3500 G.postRedisplay "list view kill qsearch";
3501 source#setqsearch
"";
3502 coe {< m_qsearch
= "" >}
3505 | 0xff0d | 0xff8d -> (* (kp) enter *)
3507 let self = {< m_qsearch
= "" >} in
3508 source#setqsearch
"";
3510 G.postRedisplay "listview enter";
3511 if m_active
>= 0 && m_active
< source#getitemcount
3513 source#exit
(coe self) false m_active m_first m_pan
"";
3516 source#exit
(coe self) true m_active m_first m_pan
"";
3519 begin match opt with
3520 | None
-> m_prev_uioh
3524 | 0xff9f | 0xffff -> (* (kp) delete *)
3527 | 0xff52 | 0xff97 -> navigate ~
-1 (* (kp) up *)
3528 | 0xff54 | 0xff99 -> navigate 1 (* (kp) down *)
3529 | 0xff55 | 0xff9a -> navigate ~
-(fstate.maxrows
) (* (kp) prior *)
3530 | 0xff56 | 0xff9b -> navigate fstate.maxrows
(* (kp) next *)
3532 | 0xff53 | 0xff98 -> (* (kp) right *)
3534 G.postRedisplay "listview right";
3535 coe {< m_pan
= m_pan
- 1 >}
3537 | 0xff51 | 0xff96 -> (* (kp) left *)
3539 G.postRedisplay "listview left";
3540 coe {< m_pan
= m_pan
+ 1 >}
3542 | 0xff50 | 0xff95 -> (* (kp) home *)
3543 let active = find 0 1 in
3544 G.postRedisplay "listview home";
3547 | 0xff57 | 0xff9c -> (* (kp) end *)
3548 let first = max
0 (itemcount - fstate.maxrows
) in
3549 let active = find (itemcount - 1) ~
-1 in
3550 G.postRedisplay "listview end";
3553 | key when (key = 0 || key land 0xff00 = 0xff00) ->
3557 dolog
"listview unknown key %#x" key; coe self
3559 method key key mask
=
3560 match state.mode
with
3561 | Textentry te
-> textentrykeyboard key mask te
; coe self
3562 | _ -> self#key1
key mask
3564 method button button down
x y _ =
3567 | 1 when x > state.winw
- conf.scrollbw
->
3568 G.postRedisplay "listview scroll";
3571 let _, position, sh = self#
scrollph in
3572 if y > truncate
position && y < truncate
(position +. sh)
3574 state.mstate
<- Mscrolly
;
3578 let s = float (max
0 (y - conf.scrollh
)) /. float state.winh
in
3579 let first = truncate
(s *. float source#getitemcount
) in
3580 let first = min source#getitemcount
first in
3581 Some
(coe {< m_first
= first; m_active
= first >})
3583 state.mstate
<- Mnone
;
3586 | 1 when not down
->
3587 begin match self#elemunder
y with
3589 G.postRedisplay "listview click";
3591 (coe {< m_active
= n >}) false n m_first m_pan m_qsearch
3595 | n when (n == 4 || n == 5) && not down
->
3596 let len = source#getitemcount
in
3598 if n = 5 && m_first
+ fstate.maxrows
>= len
3602 let first = m_first
+ (if n == 4 then -1 else 1) in
3603 bound first 0 (len - 1)
3605 G.postRedisplay "listview wheel";
3606 Some
(coe {< m_first
= first >})
3607 | n when (n = 6 || n = 7) && not down
->
3608 let inc = m_first
+ (if n = 7 then -1 else 1) in
3609 G.postRedisplay "listview hwheel";
3610 Some
(coe {< m_pan
= m_pan
+ inc >})
3615 | None
-> m_prev_uioh
3619 match state.mstate
with
3621 let s = float (max
0 (y - conf.scrollh
)) /. float state.winh
in
3622 let first = truncate
(s *. float source#getitemcount
) in
3623 let first = min source#getitemcount
first in
3624 G.postRedisplay "listview motion";
3625 coe {< m_first
= first; m_active
= first >}
3628 method pmotion
x y =
3629 if x < state.winw
- conf.scrollbw
3632 match self#elemunder
y with
3633 | None
-> Wsi.setcursor
Wsi.CURSOR_INHERIT
; m_active
3634 | Some
n -> Wsi.setcursor
Wsi.CURSOR_INFO
; n
3638 then (G.postRedisplay "listview pmotion"; {< m_active
= n >})
3643 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
3647 method infochanged
_ = ()
3649 method scrollpw
= (0, 0.0, 0.0)
3651 let nfs = fstate.fontsize
+ 1 in
3652 let y = m_first
* nfs in
3653 let itemcount = source#getitemcount
in
3654 let maxi = max
0 (itemcount - fstate.maxrows
) in
3655 let maxy = maxi * nfs in
3656 let p, h = scrollph y maxy in
3659 method modehash
= modehash
3662 class outlinelistview ~source
=
3665 ~source
:(source
:> lvsource
)
3667 ~modehash
:(findkeyhash conf "outline")
3670 method key key mask
=
3671 let calcfirst first active =
3674 let rows = active - first in
3676 if String.length
state.text = 0
3678 else fstate.maxrows - 2
3680 if rows > maxrows then active - maxrows else first
3684 let active = m_active
+ incr in
3685 let active = bound active 0 (source#getitemcount
- 1) in
3686 let first = calcfirst m_first
active in
3687 G.postRedisplay "outline navigate";
3688 coe {< m_active
= active; m_first
= first >}
3690 let ctrl = Wsi.withctrl mask
in
3692 | 110 when ctrl -> (* ctrl-n *)
3693 source#narrow m_qsearch
;
3694 G.postRedisplay "outline ctrl-n";
3695 coe {< m_first
= 0; m_active
= 0 >}
3697 | 117 when ctrl -> (* ctrl-u *)
3699 G.postRedisplay "outline ctrl-u";
3701 coe {< m_first
= 0; m_active
= 0 >}
3703 | 108 when ctrl -> (* ctrl-l *)
3704 let first = max
0 (m_active
- (fstate.maxrows / 2)) in
3705 G.postRedisplay "outline ctrl-l";
3706 coe {< m_first
= first >}
3708 | 0xff9f | 0xffff -> (* (kp) delete *)
3709 source#remove m_active
;
3710 G.postRedisplay "outline delete";
3711 let active = max
0 (m_active
-1) in
3712 coe {< m_first
= firstof m_first
active;
3713 m_active
= active >}
3715 | 0xff52 | 0xff97 -> navigate ~
-1 (* (kp) up *)
3716 | 0xff54 | 0xff99 -> navigate 1 (* (kp) down *)
3717 | 0xff55 | 0xff9a -> (* (kp) prior *)
3718 navigate ~
-(fstate.maxrows)
3719 | 0xff56 | 0xff9b -> (* (kp) next *)
3720 navigate fstate.maxrows
3722 | 0xff53 | 0xff98 -> (* [ctrl-] (kp) right *)
3726 G.postRedisplay "outline ctrl right";
3727 {< m_pan
= m_pan
+ 1 >}
3729 else self#updownlevel
1
3733 | 0xff51 | 0xff96 -> (* [ctrl-] (kp) left *)
3737 G.postRedisplay "outline ctrl left";
3738 {< m_pan
= m_pan
- 1 >}
3740 else self#updownlevel ~
-1
3744 | 0xff50 | 0xff95 -> (* (kp) home *)
3745 G.postRedisplay "outline home";
3746 coe {< m_first
= 0; m_active
= 0 >}
3748 | 0xff57 | 0xff9c -> (* (kp) end *)
3749 let active = source#getitemcount
- 1 in
3750 let first = max
0 (active - fstate.maxrows) in
3751 G.postRedisplay "outline end";
3752 coe {< m_active
= active; m_first
= first >}
3754 | _ -> super#
key key mask
3757 let outlinesource usebookmarks
=
3760 inherit lvsourcebase
3761 val mutable m_items
= empty
3762 val mutable m_orig_items
= empty
3763 val mutable m_prev_items
= empty
3764 val mutable m_narrow_pattern
= ""
3765 val mutable m_hadremovals
= false
3767 method getitemcount
=
3768 Array.length m_items
+ (if m_hadremovals
then 1 else 0)
3771 if n == Array.length m_items
&& m_hadremovals
3773 ("[Confirm removal]", 0)
3775 let s, n, _ = m_items
.(n) in
3778 method exit ~uioh ~cancel ~
active ~
first ~pan ~
qsearch =
3779 ignore
(uioh
, first, qsearch);
3780 let confrimremoval = m_hadremovals
&& active = Array.length m_items
in
3782 if String.length m_narrow_pattern
= 0
3788 if not
confrimremoval
3790 let _, _, anchor = m_items
.(active) in
3791 gotoghyll (getanchory anchor);
3795 state.bookmarks
<- Array.to_list m_items
;
3796 m_orig_items
<- m_items
;
3799 else m_items
<- items;
3803 method hasaction
_ = true
3806 if Array.length m_items
!= Array.length m_orig_items
3807 then "Narrowed to " ^ m_narrow_pattern ^
" (ctrl-u to restore)"
3810 method narrow
pattern =
3811 let reopt = try Some
(Str.regexp_case_fold
pattern) with _ -> None
in
3815 let rec loop accu n =
3818 m_narrow_pattern
<- pattern;
3819 m_items
<- Array.of_list
accu
3822 let (s, _, _) as o = m_items
.(n) in
3824 if (try ignore
(Str.search_forward
re s 0); true
3825 with Not_found
-> false)
3831 loop [] (Array.length m_items
- 1)
3836 then Array.of_list
state.bookmarks
3839 m_items
<- m_orig_items
3844 if m >= 0 && m < Array.length m_items
3846 m_hadremovals
<- true;
3847 m_items
<- Array.init
(Array.length m_items
- 1) (fun n ->
3848 let n = if n >= m then n+1 else n in
3853 method reset
anchor items =
3854 m_hadremovals
<- false;
3855 if m_orig_items
== empty || m_prev_items
!= items
3857 m_orig_items
<- items;
3858 if String.length m_narrow_pattern
= 0
3859 then m_items
<- items;
3861 m_prev_items
<- items;
3862 let rely = getanchory anchor in
3864 let rec loop n best bestd
=
3865 if n = Array.length m_items
3868 let (_, _, anchor) = m_items
.(n) in
3869 let orely = getanchory anchor in
3870 let d = abs
(orely - rely) in
3873 else loop (n+1) best bestd
3878 m_first
<- firstof m_first
active
3882 let enterselector usebookmarks
=
3883 let source = outlinesource usebookmarks
in
3887 then Array.of_list
state.bookmarks
3890 if Array.length
outlines = 0
3892 showtext ' ' errmsg
;
3895 state.text <- source#greetmsg
;
3896 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
3897 let anchor = getanchor () in
3898 source#reset
anchor outlines;
3899 state.uioh
<- coe (new outlinelistview ~
source);
3900 G.postRedisplay "enter selector";
3904 let enteroutlinemode =
3905 let f = enterselector false in
3906 fun ()-> f "Document has no outline";
3909 let enterbookmarkmode =
3910 let f = enterselector true in
3911 fun () -> f "Document has no bookmarks (yet)";
3914 let color_of_string s =
3915 Scanf.sscanf
s "%d/%d/%d" (fun r g b ->
3916 (float r /. 256.0, float g /. 256.0, float b /. 256.0)
3920 let color_to_string (r, g, b) =
3921 let r = truncate
(r *. 256.0)
3922 and g = truncate
(g *. 256.0)
3923 and b = truncate
(b *. 256.0) in
3924 Printf.sprintf
"%d/%d/%d" r g b
3927 let irect_of_string s =
3928 Scanf.sscanf
s "%d/%d/%d/%d" (fun x0 y0 x1 y1 -> (x0,y0,x1,y1))
3931 let irect_to_string (x0,y0,x1,y1) =
3932 Printf.sprintf
"%d/%d/%d/%d" x0 y0 x1 y1
3935 let makecheckers () =
3936 (* Based on lablGL-1.04/LablGlut/examples/lablGL/checker.ml which had
3938 converted by Issac Trotts. July 25, 2002 *)
3939 let image = GlPix.create `ubyte ~format
:`luminance ~width
:2 ~height
:2 in
3940 Raw.sets_string
(GlPix.to_raw
image) ~pos
:0 "\255\200\200\255";
3941 let id = GlTex.gen_texture
() in
3942 GlTex.bind_texture `texture_2d
id;
3943 GlPix.store
(`unpack_alignment
1);
3944 GlTex.image2d
image;
3945 List.iter
(GlTex.parameter ~target
:`texture_2d
)
3946 [ `mag_filter `nearest
; `min_filter `nearest
];
3950 let setcheckers enabled
=
3951 match state.texid
with
3953 if enabled
then state.texid
<- Some
(makecheckers ())
3958 GlTex.delete_texture texid
;
3959 state.texid
<- None
;
3963 let int_of_string_with_suffix s =
3964 let l = String.length
s in
3968 let suffix = Char.lowercase
s.[l-1] in
3970 | 'k'
-> String.sub
s 0 (l-1), 10
3971 | '
m'
-> String.sub
s 0 (l-1), 20
3972 | '
g'
-> String.sub
s 0 (l-1), 30
3976 let n = int_of_string
s1 in
3977 let m = n lsl shift
in
3979 then raise
(Failure
"value too large")
3983 let string_with_suffix_of_int n =
3988 if n land ((1 lsl 30) - 1) = 0
3991 if n land ((1 lsl 20) - 1) = 0
3994 if n land ((1 lsl 10) - 1) = 0
4001 let h = n mod 1000 in
4004 then string_of_int
h ^
s
4006 let s = Printf.sprintf
"_%03d%s" h s in
4013 let defghyllscroll = (40, 8, 32);;
4014 let ghyllscroll_of_string s =
4015 let (n, a, b) as nab
=
4018 else Scanf.sscanf
s "%u,%u,%u" (fun n a b -> n, a, b)
4020 if n <= a || n <= b || a >= b
4021 then failwith
"invalid ghyll N,A,B (N <= A, A < B, N <= B)";
4025 let ghyllscroll_to_string ((n, a, b) as nab
) =
4026 if nab
= defghyllscroll
4028 else Printf.sprintf
"%d,%d,%d" n a b;
4031 let describe_location () =
4032 let fn = page_of_y state.y in
4033 let ln = page_of_y (state.y + state.winh
- state.hscrollh) in
4034 let maxy = state.maxy - (if conf.maxhfit
then state.winh
else 0) in
4038 else (100. *. (float state.y /. float maxy))
4042 Printf.sprintf
"page %d of %d [%.2f%%]"
4043 (fn+1) state.pagecount
percent
4046 "pages %d-%d of %d [%.2f%%]"
4047 (fn+1) (ln+1) state.pagecount
percent
4050 let setpresentationmode v
=
4051 let n = page_of_y state.y in
4052 state.anchor <- (n, 0.0, 1.0);
4053 conf.presentation
<- v
;
4054 if conf.presentation
4056 if not
conf.scrollbarinpm
4057 then state.scrollw
<- 0;
4059 else state.scrollw
<- conf.scrollbw
;
4064 let btos b = if b then "\xe2\x88\x9a" else "" in
4065 let showextended = ref false in
4066 let leave mode
= function
4067 | Confirm
-> state.mode
<- mode
4068 | Cancel
-> state.mode
<- mode
in
4071 val mutable m_first_time
= true
4072 val mutable m_l
= []
4073 val mutable m_a
= [||]
4074 val mutable m_prev_uioh
= nouioh
4075 val mutable m_prev_mode
= View
4077 inherit lvsourcebase
4079 method reset prev_mode prev_uioh
=
4080 m_a
<- Array.of_list
(List.rev m_l
);
4082 m_prev_mode
<- prev_mode
;
4083 m_prev_uioh
<- prev_uioh
;
4087 if n >= Array.length m_a
4091 | _, _, _, Action
_ -> m_active
<- n
4095 m_first_time
<- false;
4098 method int name get
set =
4100 (name
, `
int get
, 1, Action
(
4103 try set (int_of_string
s)
4105 state.text <- Printf.sprintf
"bad integer `%s': %s"
4109 let te = name ^
": ", "", None
, intentry, ondone, true in
4110 state.mode
<- Textentry
(te, leave m_prev_mode
);
4114 method int_with_suffix name get
set =
4116 (name
, `intws get
, 1, Action
(
4119 try set (int_of_string_with_suffix s)
4121 state.text <- Printf.sprintf
"bad integer `%s': %s"
4126 name ^
": ", "", None
, intentry_with_suffix, ondone, true
4128 state.mode
<- Textentry
(te, leave m_prev_mode
);
4132 method bool ?
(offset
=1) ?
(btos=btos) name get
set =
4134 (name
, `
bool (btos, get
), offset
, Action
(
4141 method color name get
set =
4143 (name
, `color get
, 1, Action
(
4145 let invalid = (nan
, nan
, nan
) in
4148 try color_of_string s
4150 state.text <- Printf.sprintf
"bad color `%s': %s"
4157 let te = name ^
": ", "", None
, textentry, ondone, true in
4158 state.text <- color_to_string (get
());
4159 state.mode
<- Textentry
(te, leave m_prev_mode
);
4163 method string name get
set =
4165 (name
, `
string get
, 1, Action
(
4167 let ondone s = set s in
4168 let te = name ^
": ", "", None
, textentry, ondone, true in
4169 state.mode
<- Textentry
(te, leave m_prev_mode
);
4173 method colorspace name get
set =
4175 (name
, `
string get
, 1, Action
(
4178 let vals = [| "rgb"; "bgr"; "gray" |] in
4180 inherit lvsourcebase
4183 m_active
<- int_of_colorspace conf.colorspace
;
4186 method getitemcount
= Array.length
vals
4187 method getitem
n = (vals.(n), 0)
4188 method exit ~uioh ~cancel ~
active ~
first ~pan ~
qsearch =
4189 ignore
(uioh
, first, pan
, qsearch);
4190 if not cancel
then set active;
4192 method hasaction
_ = true
4196 let modehash = findkeyhash conf "info" in
4197 coe (new listview ~
source ~trusted
:true ~
modehash)
4200 method caption
s offset
=
4201 m_l
<- (s, `
empty, offset
, Noaction
) :: m_l
4203 method caption2
s f offset
=
4204 m_l
<- (s, `
string f, offset
, Noaction
) :: m_l
4206 method getitemcount
= Array.length m_a
4209 let tostr = function
4210 | `
int f -> string_of_int
(f ())
4211 | `intws
f -> string_with_suffix_of_int (f ())
4213 | `color
f -> color_to_string (f ())
4214 | `
bool (btos, f) -> btos (f ())
4217 let name, t
, offset
, _ = m_a
.(n) in
4218 ((let s = tostr t
in
4219 if String.length
s > 0
4220 then Printf.sprintf
"%s\t%s" name s
4224 method exit ~uioh ~cancel ~
active ~
first ~pan ~
qsearch =
4228 m_qsearch
<- qsearch;
4230 match m_a
.(active) with
4231 | _, _, _, Action
f -> f uioh
4243 method hasaction
n =
4245 | _, _, _, Action
_ -> true
4249 let rec fillsrc prevmode prevuioh
=
4250 let sep () = src#caption
"" 0 in
4251 let colorp name get
set =
4253 (fun () -> color_to_string (get
()))
4256 let c = color_of_string v in
4259 state.text <- Printf.sprintf
"bad color `%s': %s" v (exntos exn
)
4262 let oldmode = state.mode
in
4263 let birdseye = isbirdseye state.mode
in
4265 src#caption
(if birdseye then "Setup (Bird's eye)" else "Setup") 0;
4267 src#
bool "presentation mode"
4268 (fun () -> conf.presentation
)
4269 (fun v -> setpresentationmode v);
4271 src#
bool "ignore case in searches"
4272 (fun () -> conf.icase
)
4273 (fun v -> conf.icase
<- v);
4276 (fun () -> conf.preload)
4277 (fun v -> conf.preload <- v);
4279 src#
bool "highlight links"
4280 (fun () -> conf.hlinks
)
4281 (fun v -> conf.hlinks
<- v);
4283 src#
bool "under info"
4284 (fun () -> conf.underinfo
)
4285 (fun v -> conf.underinfo
<- v);
4287 src#
bool "persistent bookmarks"
4288 (fun () -> conf.savebmarks
)
4289 (fun v -> conf.savebmarks
<- v);
4291 src#
bool "proportional display"
4292 (fun () -> conf.proportional
)
4293 (fun v -> reqlayout conf.angle
v);
4295 src#
bool "trim margins"
4296 (fun () -> conf.trimmargins
)
4297 (fun v -> settrim v conf.trimfuzz
; fillsrc prevmode prevuioh
);
4299 src#
bool "persistent location"
4300 (fun () -> conf.jumpback
)
4301 (fun v -> conf.jumpback
<- v);
4304 src#
int "inter-page space"
4305 (fun () -> conf.interpagespace
)
4307 conf.interpagespace
<- n;
4308 docolumns conf.columns
;
4310 match state.layout with
4315 state.maxy <- calcheight ();
4316 let y = getpagey pageno in
4321 (fun () -> conf.pagebias
)
4322 (fun v -> conf.pagebias
<- v);
4324 src#
int "scroll step"
4325 (fun () -> conf.scrollstep
)
4326 (fun n -> conf.scrollstep
<- n);
4328 src#
int "horizontal scroll step"
4329 (fun () -> conf.hscrollstep
)
4330 (fun v -> conf.hscrollstep
<- v);
4332 src#
int "auto scroll step"
4334 match state.autoscroll
with
4336 | _ -> conf.autoscrollstep
)
4338 if state.autoscroll
<> None
4339 then state.autoscroll
<- Some
n;
4340 conf.autoscrollstep
<- n);
4343 (fun () -> truncate
(conf.zoom *. 100.))
4344 (fun v -> setzoom ((float v) /. 100.));
4347 (fun () -> conf.angle
)
4348 (fun v -> reqlayout v conf.proportional
);
4350 src#
int "scroll bar width"
4351 (fun () -> state.scrollw
)
4355 reshape state.winw
state.winh
;
4358 src#
int "scroll handle height"
4359 (fun () -> conf.scrollh
)
4360 (fun v -> conf.scrollh
<- v;);
4362 src#
int "thumbnail width"
4363 (fun () -> conf.thumbw
)
4365 conf.thumbw
<- min
4096 v;
4368 leavebirdseye beye
false;
4373 let mode = state.mode in
4374 src#
string "columns"
4376 match conf.columns
with
4378 | Cmulti
(multi
, _) -> multicolumns_to_string multi
4379 | Csplit
(count
, _) -> "-" ^ string_of_int count
4382 let n, a, b = multicolumns_of_string v in
4383 setcolumns mode n a b);
4386 src#caption
"Presentation mode" 0;
4387 src#
bool "scrollbar visible"
4388 (fun () -> conf.scrollbarinpm
)
4390 if v != conf.scrollbarinpm
4392 conf.scrollbarinpm
<- v;
4393 if conf.presentation
4395 state.scrollw
<- if v then conf.scrollbw
else 0;
4396 reshape state.winw
state.winh
;
4402 src#caption
"Pixmap cache" 0;
4403 src#int_with_suffix
"size (advisory)"
4404 (fun () -> conf.memlimit
)
4405 (fun v -> conf.memlimit
<- v);
4408 (fun () -> Printf.sprintf
"%s bytes, %d tiles"
4409 (string_with_suffix_of_int state.memused
)
4410 (Hashtbl.length
state.tilemap
)) 1;
4413 src#caption
"Layout" 0;
4414 src#caption2
"Dimension"
4416 Printf.sprintf
"%dx%d (virtual %dx%d)"
4417 state.winw
state.winh
4422 src#caption2
"Position" (fun () ->
4423 Printf.sprintf
"%dx%d" state.x state.y
4426 src#caption2
"Visible" (fun () -> describe_location ()) 1
4430 src#
bool ~offset
:0 ~
btos:(fun v -> if v then "(on)" else "(off)")
4431 "Save these parameters as global defaults at exit"
4432 (fun () -> conf.bedefault
)
4433 (fun v -> conf.bedefault
<- v)
4437 let btos b = if b then "\xc2\xab" else "\xc2\xbb" in
4438 src#
bool ~offset
:0 ~
btos "Extended parameters"
4439 (fun () -> !showextended)
4440 (fun v -> showextended := v; fillsrc prevmode prevuioh
);
4444 (fun () -> conf.checkers
)
4445 (fun v -> conf.checkers
<- v; setcheckers v);
4446 src#
bool "update cursor"
4447 (fun () -> conf.updatecurs
)
4448 (fun v -> conf.updatecurs
<- v);
4450 (fun () -> conf.verbose
)
4451 (fun v -> conf.verbose
<- v);
4452 src#
bool "invert colors"
4453 (fun () -> conf.invert
)
4454 (fun v -> conf.invert
<- v);
4456 (fun () -> conf.maxhfit
)
4457 (fun v -> conf.maxhfit
<- v);
4458 src#
bool "redirect stderr"
4459 (fun () -> conf.redirectstderr)
4460 (fun v -> conf.redirectstderr <- v; redirectstderr ());
4461 src#
string "uri launcher"
4462 (fun () -> conf.urilauncher
)
4463 (fun v -> conf.urilauncher
<- v);
4464 src#
string "path launcher"
4465 (fun () -> conf.pathlauncher
)
4466 (fun v -> conf.pathlauncher
<- v);
4467 src#
string "tile size"
4468 (fun () -> Printf.sprintf
"%dx%d" conf.tilew
conf.tileh
)
4471 let w, h = Scanf.sscanf
v "%dx%d" (fun w h -> w, h) in
4472 conf.tilew
<- max
64 w;
4473 conf.tileh
<- max
64 h;
4476 state.text <- Printf.sprintf
"bad tile size `%s': %s"
4479 src#
int "texture count"
4480 (fun () -> conf.texcount
)
4483 then conf.texcount
<- v
4484 else showtext '
!'
" Failed to set texture count please retry later"
4486 src#
int "slice height"
4487 (fun () -> conf.sliceheight
)
4489 conf.sliceheight
<- v;
4490 wcmd "sliceh %d" conf.sliceheight
;
4492 src#
int "anti-aliasing level"
4493 (fun () -> conf.aalevel
)
4495 conf.aalevel
<- bound v 0 8;
4496 state.anchor <- getanchor ();
4497 opendoc state.path
state.password
;
4499 src#
string "page scroll scaling factor"
4500 (fun () -> string_of_float
conf.pgscale)
4503 let s = float_of_string
v in
4506 state.text <- Printf.sprintf
4507 "bad page scroll scaling factor `%s': %s" v (exntos exn
)
4510 src#
int "ui font size"
4511 (fun () -> fstate.fontsize
)
4512 (fun v -> setfontsize (bound v 5 100));
4513 src#
int "hint font size"
4514 (fun () -> conf.hfsize
)
4515 (fun v -> conf.hfsize
<- bound v 5 100);
4516 colorp "background color"
4517 (fun () -> conf.bgcolor
)
4518 (fun v -> conf.bgcolor
<- v);
4519 src#
bool "crop hack"
4520 (fun () -> conf.crophack
)
4521 (fun v -> conf.crophack
<- v);
4522 src#
string "trim fuzz"
4523 (fun () -> irect_to_string conf.trimfuzz
)
4526 conf.trimfuzz
<- irect_of_string v;
4528 then settrim true conf.trimfuzz
;
4530 state.text <- Printf.sprintf
"bad irect `%s': %s" v (exntos exn
)
4532 src#
string "throttle"
4534 match conf.maxwait
with
4535 | None
-> "show place holder if page is not ready"
4538 then "wait for page to fully render"
4540 "wait " ^ string_of_float
time
4541 ^
" seconds before showing placeholder"
4545 let f = float_of_string
v in
4547 then conf.maxwait
<- None
4548 else conf.maxwait
<- Some
f
4550 state.text <- Printf.sprintf
"bad time `%s': %s" v (exntos exn
)
4552 src#
string "ghyll scroll"
4554 match conf.ghyllscroll
with
4556 | Some nab
-> ghyllscroll_to_string nab
4561 if String.length
v = 0
4563 else Some
(ghyllscroll_of_string v)
4565 conf.ghyllscroll
<- gs
4567 state.text <- Printf.sprintf
"bad ghyll `%s': %s" v (exntos exn
)
4569 src#
string "selection command"
4570 (fun () -> conf.selcmd
)
4571 (fun v -> conf.selcmd
<- v);
4572 src#
string "synctex command"
4573 (fun () -> conf.stcmd
)
4574 (fun v -> conf.stcmd
<- v);
4575 src#colorspace
"color space"
4576 (fun () -> colorspace_to_string conf.colorspace
)
4578 conf.colorspace
<- colorspace_of_int v;
4585 (fun () -> conf.usepbo
)
4586 (fun v -> conf.usepbo
<- v);
4587 src#
bool "mouse wheel scrolls pages"
4588 (fun () -> conf.wheelbypage
)
4589 (fun v -> conf.wheelbypage
<- v);
4593 src#caption
"Document" 0;
4594 List.iter
(fun (_, s) -> src#caption
s 1) state.docinfo
;
4595 src#caption2
"Pages"
4596 (fun () -> string_of_int
state.pagecount
) 1;
4597 src#caption2
"Dimensions"
4598 (fun () -> string_of_int
(List.length
state.pdims
)) 1;
4602 src#caption
"Trimmed margins" 0;
4603 src#caption2
"Dimensions"
4604 (fun () -> string_of_int
(List.length
state.pdims
)) 1;
4608 src#caption
"OpenGL" 0;
4609 src#caption
(Printf.sprintf
"Vendor\t%s" (GlMisc.get_string `vendor
)) 1;
4610 src#caption
(Printf.sprintf
"Renderer\t%s" (GlMisc.get_string `renderer
)) 1;
4611 src#reset prevmode prevuioh
;
4615 let prevmode = state.mode
4616 and prevuioh
= state.uioh in
4617 fillsrc prevmode prevuioh
;
4618 let source = (src :> lvsource
) in
4619 let modehash = findkeyhash conf "info" in
4620 state.uioh <- coe (object (self)
4621 inherit listview ~
source ~trusted
:true ~
modehash as super
4622 val mutable m_prevmemused
= 0
4623 method infochanged
= function
4625 if m_prevmemused
!= state.memused
4627 m_prevmemused
<- state.memused
;
4628 G.postRedisplay "memusedchanged";
4630 | Pdim
-> G.postRedisplay "pdimchanged"
4631 | Docinfo
-> fillsrc prevmode prevuioh
4633 method key key mask
=
4634 if not
(Wsi.withctrl mask
)
4637 | 0xff51 | 0xff96 -> coe (self#updownlevel ~
-1) (* (kp) left *)
4638 | 0xff53 | 0xff98 -> coe (self#updownlevel
1) (* (kp) right *)
4639 | _ -> super#
key key mask
4640 else super#
key key mask
4642 G.postRedisplay "info";
4648 inherit lvsourcebase
4649 method getitemcount
= Array.length
state.help
4651 let s, l, _ = state.help
.(n) in
4654 method exit ~
uioh ~cancel ~
active ~
first ~pan ~
qsearch =
4658 m_qsearch
<- qsearch;
4659 match state.help
.(active) with
4660 | _, _, Action
f -> Some
(f uioh)
4670 method hasaction
n =
4671 match state.help
.(n) with
4672 | _, _, Action
_ -> true
4679 let modehash = findkeyhash conf "help" in
4680 state.uioh <- coe (new listview ~
source ~trusted
:true ~
modehash);
4681 G.postRedisplay "help";
4686 let re = Str.regexp
"[\r\n]" in
4688 inherit lvsourcebase
4689 val mutable m_items
= [||]
4691 method getitemcount
= 1 + Array.length m_items
4696 else m_items
.(n-1), 0
4698 method exit ~
uioh ~cancel ~
active ~
first ~pan ~
qsearch =
4703 then Buffer.clear
state.errmsgs
;
4704 m_qsearch
<- qsearch;
4711 method hasaction
n =
4715 state.newerrmsgs
<- false;
4716 let l = Str.split
re (Buffer.contents
state.errmsgs
) in
4717 m_items
<- Array.of_list
l
4725 let source = (msgsource :> lvsource
) in
4726 let modehash = findkeyhash conf "listview" in
4727 state.uioh <- coe (object
4728 inherit listview ~
source ~trusted
:false ~
modehash as super
4731 then msgsource#reset
;
4734 G.postRedisplay "msgs";
4737 let quickbookmark ?title
() =
4738 match state.layout with
4744 let sec = Unix.gettimeofday
() in
4745 let tm = Unix.localtime
sec in
4746 Printf.sprintf
"Quick (page %d) (bookmarked at %d/%d/%d %d:%d)"
4750 (tm.Unix.tm_year
+ 1900)
4753 | Some
title -> title
4755 state.bookmarks
<- (title, 0, getanchor1 l) :: state.bookmarks
4762 let setautoscrollspeed step goingdown
=
4763 let incr = max
1 ((abs step
) / 2) in
4764 let incr = if goingdown
then incr else -incr in
4765 let astep = step
+ incr in
4766 state.autoscroll
<- Some
astep;
4769 let gotounder = function
4770 | Ulinkgoto
(pageno, top) ->
4774 gotopage1 pageno top;
4780 | Uremote
(filename
, pageno) ->
4782 if Sys.file_exists filename
4785 let dir = Filename.dirname
state.path in
4786 let path = Filename.concat
dir filename
in
4787 if Sys.file_exists
path
4791 if String.length
path > 0
4793 let anchor = getanchor () in
4794 let ranchor = state.path, state.password
, anchor in
4795 state.anchor <- (pageno, 0.0, 0.0);
4796 state.ranchors
<- ranchor :: state.ranchors
;
4799 else showtext '
!'
("Could not find " ^ filename
)
4801 | Uunexpected
_ | Ulaunch
_ | Unamed
_ | Utext
_ | Unone
-> ()
4805 match conf.columns
with
4807 | _ -> state.x != 0 || conf.zoom > 1.0
4810 let existsinrow pageno (columns
, coverA
, coverB
) p =
4811 let last = ((pageno - coverA
) mod columns
) + columns
in
4812 let rec any = function
4815 if l.pageno = coverA
- 1 || l.pageno = state.pagecount
- coverB
4819 then (if l.pageno = last then false else any rest
)
4827 match state.layout with
4829 let pageno = page_of_y state.y in
4830 gotoghyll (getpagey (pageno+1))
4832 match conf.columns
with
4834 if conf.presentation
&& rest
== [] && l.pageh
> l.pagey + l.pagevh
4836 let y = clamp (pgscale state.winh
) in
4839 let pageno = min
(l.pageno+1) (state.pagecount
-1) in
4840 gotoghyll (getpagey pageno)
4841 | Cmulti
((c, _, _) as cl, _) ->
4842 if conf.presentation
4843 && (existsinrow l.pageno cl
4844 (fun l -> l.pageh
> l.pagey + l.pagevh))
4846 let y = clamp (pgscale state.winh
) in
4849 let pageno = min
(l.pageno+c) (state.pagecount
-1) in
4850 gotoghyll (getpagey pageno)
4852 if l.pageno < state.pagecount
- 1 || l.pagecol
< n - 1
4854 let pagey, pageh
= getpageyh l.pageno in
4855 let pagey = pagey + pageh
* l.pagecol
in
4856 let ips = if l.pagecol
= 0 then 0 else conf.interpagespace
in
4857 gotoghyll (pagey + pageh
+ ips)
4861 match state.layout with
4863 let pageno = page_of_y state.y in
4864 gotoghyll (getpagey (pageno-1))
4866 match conf.columns
with
4868 if conf.presentation
&& l.pagey != 0
4870 gotoghyll (clamp (pgscale ~
-(state.winh
)))
4872 let pageno = max
0 (l.pageno-1) in
4873 gotoghyll (getpagey pageno)
4874 | Cmulti
((c, _, coverB
) as cl, _) ->
4875 if conf.presentation
&&
4876 (existsinrow l.pageno cl (fun l -> l.pagey != 0))
4878 gotoghyll (clamp (pgscale ~
-(state.winh
)))
4881 if l.pageno = state.pagecount
- coverB
4885 let pageno = max
0 (l.pageno-decr) in
4886 gotoghyll (getpagey pageno)
4894 let pageno = max
0 (l.pageno-1) in
4895 let pagey, pageh
= getpageyh pageno in
4898 let pagey, pageh
= getpageyh l.pageno in
4899 pagey + pageh
* (l.pagecol
-1) - conf.interpagespace
4904 let viewkeyboard key mask
=
4906 let mode = state.mode in
4907 state.mode <- Textentry
(te, fun _ -> state.mode <- mode);
4910 G.postRedisplay "view:enttext"
4912 let ctrl = Wsi.withctrl mask
in
4914 if key >= 0xffb0 && key < 0xffb9 then key - 0xffb0 + 48 else key
4920 | 0xff63 -> (* insert *)
4921 if conf.angle
mod 360 = 0 && not
(isbirdseye state.mode)
4923 state.mode <- LinkNav
(Ltgendir
0);
4926 else showtext '
!'
"Keyboard link navigation does not work under rotation"
4928 | 0xff1b | 113 -> (* escape / q *)
4929 begin match state.mstate
with
4931 state.mstate
<- Mnone
;
4932 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
4933 G.postRedisplay "kill zoom rect";
4935 begin match state.mode with
4938 G.postRedisplay "esc leave linknav"
4940 match state.ranchors
with
4942 | (path, password
, anchor) :: rest
->
4943 state.ranchors
<- rest
;
4944 state.anchor <- anchor;
4945 opendoc path password
4949 | 0xff08 -> (* backspace *)
4950 gotoghyll (getnav ~
-1)
4958 G.postRedisplay "dehighlight";
4960 | 47 | 63 -> (* / ? *)
4961 let ondone isforw
s =
4962 cbput state.hists
.pat
s;
4963 state.searchpattern
<- s;
4966 let s = String.create
1 in
4967 s.[0] <- Char.chr
key;
4968 enttext (s, "", Some
(onhist state.hists
.pat
),
4969 textentry, ondone (key = 47), true)
4971 | 43 | 0xffab | 61 when ctrl -> (* ctrl-+ or ctrl-= *)
4972 let incr = if conf.zoom +. 0.01 > 0.1 then 0.1 else 0.01 in
4973 setzoom (conf.zoom +. incr)
4975 | 43 | 0xffab -> (* + *)
4978 try int_of_string
s with exc
->
4979 state.text <- Printf.sprintf
"bad integer `%s': %s" s (exntos exc
);
4985 state.text <- "page bias is now " ^ string_of_int
n;
4988 enttext ("page bias: ", "", None
, intentry, ondone, true)
4990 | 45 | 0xffad when ctrl -> (* ctrl-- *)
4991 let decr = if conf.zoom -. 0.1 < 0.1 then 0.01 else 0.1 in
4992 setzoom (max
0.01 (conf.zoom -. decr))
4994 | 45 | 0xffad -> (* - *)
4995 let ondone msg
= state.text <- msg
in
4997 "option [acfhilpstvxACFPRSZTIS]: ", "", None
,
4998 optentry state.mode, ondone, true
5001 | 48 when ctrl -> (* ctrl-0 *)
5004 | 49 when ctrl -> (* ctrl-1 *)
5006 match conf.columns
with
5007 | Csingle
_ | Cmulti
_ -> 1
5008 | Csplit
(n, _) -> n
5010 let zoom = zoomforh
state.winw
state.winh
state.scrollw
cols in
5014 | 0xffc6 -> (* f9 *)
5017 | 57 when ctrl -> (* ctrl-9 *)
5020 | (48 | 49 | 50 | 51 | 52 | 53 | 54 | 55 | 56 | 57)
5021 when not
ctrl -> (* 0..9 *)
5024 try int_of_string
s with exc
->
5025 state.text <- Printf.sprintf
"bad integer `%s': %s" s (exntos exc
);
5031 cbput state.hists
.pag
(string_of_int
n);
5032 gotopage1 (n + conf.pagebias
- 1) 0;
5035 let pageentry text key =
5036 match Char.unsafe_chr
key with
5037 | '
g'
-> TEdone
text
5038 | _ -> intentry text key
5040 let text = "x" in text.[0] <- Char.chr
key;
5041 enttext (":", text, Some
(onhist state.hists
.pag
), pageentry, ondone, true)
5044 state.scrollw
<- if state.scrollw
> 0 then 0 else conf.scrollbw
;
5045 reshape state.winw
state.winh
;
5048 conf.hlinks
<- not
conf.hlinks
;
5049 state.text <- "highlightlinks " ^
if conf.hlinks
then "on" else "off";
5050 G.postRedisplay "toggle highlightlinks";
5053 state.glinks
<- true;
5054 let mode = state.mode in
5055 state.mode <- Textentry
(
5056 (":", "", None
, linknentry, linkndone gotounder, false),
5058 state.glinks
<- false;
5062 G.postRedisplay "view:linkent(F)"
5065 state.glinks
<- true;
5066 let mode = state.mode in
5067 state.mode <- Textentry
(
5068 (":", "", None
, linknentry, linkndone (fun under ->
5069 match Ne.pipe () with
5071 showtext '
!'
(Printf.sprintf
"pipe failed: %s" (exntos exn
))
5074 try popen conf.selcmd
[r, 0; w, -1]; true
5077 (Printf.sprintf
"failed to execute %s: %s"
5078 conf.selcmd
(exntos exn
));
5082 Ne.clo fd
(fun msg
->
5083 showtext '
!'
(Printf.sprintf
"failed to close %s: %s" cap msg
)
5086 let s = undertext under in
5090 let l = String.length
s in
5091 let n = tempfailureretry
(Unix.write
w s 0) l in
5096 "failed to write %d characters to sel pipe, wrote %d"
5101 (Printf.sprintf
"failed to write to sel pipe: %s"
5111 state.glinks
<- false;
5115 G.postRedisplay "view:linkent"
5118 begin match state.autoscroll
with
5120 conf.autoscrollstep
<- step
;
5121 state.autoscroll
<- None
5123 if conf.autoscrollstep
= 0
5124 then state.autoscroll
<- Some
1
5125 else state.autoscroll
<- Some
conf.autoscrollstep
5128 | 112 when ctrl -> (* ctrl-p *)
5132 setpresentationmode (not
conf.presentation
);
5133 showtext ' '
("presentation mode " ^
5134 if conf.presentation
then "on" else "off");
5137 if List.mem
Wsi.Fullscreen
state.winstate
5138 then doreshape conf.cwinw
conf.cwinh
5139 else Wsi.fullscreen
()
5141 | 112 | 78 -> (* p|N *)
5142 search state.searchpattern
false
5144 | 110 | 0xffc0 -> (* n|F3 *)
5145 search state.searchpattern
true
5148 begin match state.layout with
5151 gotoghyll (getpagey l.pageno)
5157 | 0xff9f | 0xffff -> (* delete *)
5161 showtext ' '
(describe_location ());
5164 begin match state.layout with
5167 doreshape (l.pagew
+ state.scrollw
) l.pageh
;
5172 enterbookmarkmode ()
5174 | 104 | 0xffbe -> (* h|F1 *)
5180 | 101 when Buffer.length
state.errmsgs
> 0 -> (* e *)
5185 match state.layout with
5187 if String.length
s > 0
5189 state.bookmarks
<- (s, 0, getanchor1 l) :: state.bookmarks
5192 enttext ("bookmark: ", "", None
, textentry, ondone, true)
5196 showtext ' '
"Quick bookmark added";
5199 begin match state.layout with
5201 let rect = getpdimrect
l.pagedimno
in
5205 (truncate
(1.8 *. (rect.(1) -. rect.(0))),
5206 truncate
(1.2 *. (rect.(3) -. rect.(0))))
5208 (truncate
(rect.(1) -. rect.(0)),
5209 truncate
(rect.(3) -. rect.(0)))
5211 let w = truncate
((float w)*.conf.zoom)
5212 and h = truncate
((float h)*.conf.zoom) in
5215 state.anchor <- getanchor ();
5216 doreshape (w + state.scrollw
) (h + conf.interpagespace
)
5218 G.postRedisplay "z";
5223 | 50 when ctrl -> (* ctrl-2 *)
5224 let maxw = getmaxw
() in
5226 then setzoom (maxw /. float state.winw
)
5228 | 60 | 62 -> (* < > *)
5229 reqlayout (conf.angle
+ (if key = 62 then 30 else -30)) conf.proportional
5231 | 91 | 93 -> (* [ ] *)
5233 bound (conf.colorscale
+. (if key = 93 then 0.1 else -0.1)) 0.0 1.0
5235 G.postRedisplay "brightness";
5237 | 99 when state.mode = View
-> (* c *)
5239 match state.prevcolumns
with
5240 | None
-> (1, 0, 0), 1.0
5241 | Some
(columns
, z
) ->
5244 | Csplit
(c, _) -> -c, 0, 0
5245 | Cmulti
((c, a, b), _) -> c, a, b
5246 | Csingle
_ -> 1, 0, 0
5250 setcolumns View
c a b;
5253 | 0xff54 | 0xff52 when ctrl && Wsi.withshift mask
->
5254 setzoom state.prevzoom
5256 | 107 | 0xff52 | 0xff97 -> (* k (kp) up *)
5257 begin match state.autoscroll
with
5259 begin match state.mode with
5260 | Birdseye beye
-> upbirdseye 1 beye
5263 then gotoy_and_clear_text (clamp ~
-(state.winh
/2))
5264 else gotoy_and_clear_text (clamp (-conf.scrollstep
))
5267 setautoscrollspeed n false
5270 | 106 | 0xff54 | 0xff99 -> (* j (kp) down *)
5271 begin match state.autoscroll
with
5273 begin match state.mode with
5274 | Birdseye beye
-> downbirdseye 1 beye
5277 then gotoy_and_clear_text (clamp (state.winh
/2))
5278 else gotoy_and_clear_text (clamp conf.scrollstep
)
5281 setautoscrollspeed n true
5284 | 0xff51 | 0xff53 | 0xff96 | 0xff98
5285 when not
(Wsi.withalt mask
) -> (* (kp) left / right *)
5291 else conf.hscrollstep
5293 let dx = if key = 0xff51 or key = 0xff96 then dx else -dx in
5294 state.x <- state.x + dx;
5295 gotoy_and_clear_text state.y
5298 G.postRedisplay "lef/right"
5301 | 0xff55 | 0xff9a -> (* (kp) prior *)
5305 match state.layout with
5307 | l :: _ -> state.y - l.pagey
5309 clamp (pgscale (-state.winh
))
5313 | 0xff56 | 0xff9b -> (* (kp) next *)
5317 match List.rev
state.layout with
5319 | l :: _ -> getpagey l.pageno
5321 clamp (pgscale state.winh
)
5325 | 103 | 0xff50 | 0xff95 -> (* g (kp) home *)
5327 | 71 | 0xff57 | 0xff9c -> (* G (kp) end *)
5328 gotoghyll (clamp state.maxy)
5331 when Wsi.withalt mask
-> (* alt-(kp) right *)
5332 gotoghyll (getnav 1)
5334 when Wsi.withalt mask
-> (* alt-(kp) left *)
5335 gotoghyll (getnav ~
-1)
5340 | 118 when conf.debug
-> (* v *)
5343 match getopaque l.pageno with
5346 let x0, y0, x1, y1 = pagebbox opaque
in
5347 let a,b = float x0, float y0 in
5348 let c,d = float x1, float y0 in
5349 let e,f = float x1, float y1 in
5350 let h,j
= float x0, float y1 in
5351 let rect = (a,b,c,d,e,f,h,j
) in
5353 state.rects
<- (l.pageno, l.pageno mod 3, rect) :: state.rects
;
5355 G.postRedisplay "v";
5358 vlog "huh? %s" (Wsi.keyname
key)
5361 let linknavkeyboard key mask
linknav =
5362 let getpage pageno =
5363 let rec loop = function
5365 | l :: _ when l.pageno = pageno -> Some
l
5366 | _ :: rest
-> loop rest
5367 in loop state.layout
5369 let doexact (pageno, n) =
5370 match getopaque pageno, getpage pageno with
5371 | Some opaque
, Some
l ->
5372 if key = 0xff0d || key = 0xff8d (* (kp)enter *)
5374 let under = getlink opaque
n in
5375 G.postRedisplay "link gotounder";
5381 | 0xff50 -> (* home *)
5382 Some
(findlink opaque LDfirst
), -1
5384 | 0xff57 -> (* end *)
5385 Some
(findlink opaque LDlast
), 1
5387 | 0xff51 -> (* left *)
5388 Some
(findlink opaque
(LDleft
n)), -1
5390 | 0xff53 -> (* right *)
5391 Some
(findlink opaque
(LDright
n)), 1
5393 | 0xff52 -> (* up *)
5394 Some
(findlink opaque
(LDup
n)), -1
5396 | 0xff54 -> (* down *)
5397 Some
(findlink opaque
(LDdown
n)), 1
5402 begin match findpwl
l.pageno dir with
5406 state.mode <- LinkNav
(Ltgendir
dir);
5407 let y, h = getpageyh pageno in
5410 then y + h - state.winh
5415 begin match getopaque pageno, getpage pageno with
5416 | Some opaque
, Some
_ ->
5418 let ld = if dir > 0 then LDfirst
else LDlast
in
5421 begin match link with
5423 showlinktype (getlink opaque
m);
5424 state.mode <- LinkNav
(Ltexact
(pageno, m));
5425 G.postRedisplay "linknav jpage";
5432 begin match opt with
5433 | Some Lnotfound
-> pwl l dir;
5434 | Some
(Lfound
m) ->
5438 let _, y0, _, y1 = getlinkrect opaque
m in
5440 then gotopage1 l.pageno y0
5442 let d = fstate.fontsize
+ 1 in
5443 if y1 - l.pagey > l.pagevh - d
5444 then gotopage1 l.pageno (y1 - state.winh
- state.hscrollh + d)
5445 else G.postRedisplay "linknav";
5447 showlinktype (getlink opaque
m);
5448 state.mode <- LinkNav
(Ltexact
(l.pageno, m));
5451 | None
-> viewkeyboard key mask
5453 | _ -> viewkeyboard key mask
5458 G.postRedisplay "leave linknav"
5462 | Ltgendir
_ -> viewkeyboard key mask
5463 | Ltexact exact
-> doexact exact
5466 let keyboard key mask
=
5467 if (key = 103 && Wsi.withctrl mask
) && not
(istextentry state.mode)
5468 then wcmd "interrupt"
5469 else state.uioh <- state.uioh#
key key mask
5472 let birdseyekeyboard key mask
5473 ((oconf
, leftx
, pageno, hooverpageno
, anchor) as beye
) =
5475 match conf.columns
with
5477 | Cmulti
((c, _, _), _) -> c
5478 | Csplit
_ -> failwith
"bird's eye split mode"
5480 let pgh layout = List.fold_left
(fun m l -> max
l.pageh
m) state.winh
layout in
5482 | 108 when Wsi.withctrl mask
-> (* ctrl-l *)
5483 let y, h = getpageyh pageno in
5484 let top = (state.winh
- h) / 2 in
5485 gotoy (max
0 (y - top))
5486 | 0xff0d (* enter *)
5487 | 0xff8d -> leavebirdseye beye
false (* kp enter *)
5488 | 0xff1b -> leavebirdseye beye
true (* escape *)
5489 | 0xff52 -> upbirdseye incr beye
(* up *)
5490 | 0xff54 -> downbirdseye incr beye
(* down *)
5491 | 0xff51 -> upbirdseye 1 beye
(* left *)
5492 | 0xff53 -> downbirdseye 1 beye
(* right *)
5494 | 0xff55 -> (* prior *)
5495 begin match state.layout with
5499 state.mode <- Birdseye
(
5500 oconf
, leftx
, l.pageno, hooverpageno
, anchor
5502 gotopage1 l.pageno 0;
5505 let layout = layout (state.y-state.winh
) (pgh state.layout) in
5507 | [] -> gotoy (clamp (-state.winh
))
5509 state.mode <- Birdseye
(
5510 oconf
, leftx
, l.pageno, hooverpageno
, anchor
5512 gotopage1 l.pageno 0
5515 | [] -> gotoy (clamp (-state.winh
))
5518 | 0xff56 -> (* next *)
5519 begin match List.rev
state.layout with
5521 let layout = layout (state.y + (pgh state.layout)) state.winh
in
5522 begin match layout with
5524 let incr = l.pageh
- l.pagevh in
5529 oconf
, leftx
, state.pagecount
- 1, hooverpageno
, anchor
5531 G.postRedisplay "birdseye pagedown";
5533 else gotoy (clamp (incr + conf.interpagespace
*2));
5537 Birdseye
(oconf
, leftx
, l.pageno, hooverpageno
, anchor);
5538 gotopage1 l.pageno 0;
5541 | [] -> gotoy (clamp state.winh
)
5544 | 0xff50 -> (* home *)
5545 state.mode <- Birdseye
(oconf
, leftx
, 0, hooverpageno
, anchor);
5548 | 0xff57 -> (* end *)
5549 let pageno = state.pagecount
- 1 in
5550 state.mode <- Birdseye
(oconf
, leftx
, pageno, hooverpageno
, anchor);
5551 if not
(pagevisible state.layout pageno)
5554 match List.rev
state.pdims
with
5556 | (_, _, h, _) :: _ -> h
5558 gotoy (max
0 (getpagey pageno - (state.winh
- h - conf.interpagespace
)))
5559 else G.postRedisplay "birdseye end";
5560 | _ -> viewkeyboard key mask
5563 let drawpage l linkindexbase
=
5565 match state.mode with
5566 | Textentry
_ -> scalecolor 0.4
5568 | View
-> scalecolor 1.0
5569 | Birdseye
(_, _, pageno, hooverpageno
, _) ->
5570 if l.pageno = hooverpageno
5573 if l.pageno = pageno
5579 begin match getopaque l.pageno with
5581 if tileready l l.pagex
l.pagey
5583 let x = l.pagedispx - l.pagex
5584 and y = l.pagedispy - l.pagey in
5586 match conf.columns
with
5587 | Csingle
_ | Cmulti
_ ->
5588 (if conf.hlinks
then 1 else 0)
5590 && not
(isbirdseye state.mode) then 2 else 0)
5594 match state.mode with
5595 | Textentry
((_, s, _, _, _, _), _) when state.glinks
-> s
5598 postprocess opaque
hlmask x y (linkindexbase
, s, conf.hfsize
);
5605 let scrollindicator () =
5606 let sbw, ph
, sh = state.uioh#
scrollph in
5607 let sbh, pw, sw = state.uioh#scrollpw
in
5609 GlDraw.color (0.64, 0.64, 0.64);
5611 (float (state.winw
- sbw), 0.)
5612 (float state.winw
, float state.winh
)
5615 (0., float (state.winh
- sbh))
5616 (float (state.winw
- state.scrollw
- 1), float state.winh
)
5618 GlDraw.color (0.0, 0.0, 0.0);
5621 (float (state.winw
- sbw), ph
)
5622 (float state.winw
, ph
+. sh)
5625 (pw, float (state.winh
- sbh))
5626 (pw +. sw, float state.winh
)
5631 match state.mstate
with
5632 | Mnone
| Mscrolly
| Mscrollx
| Mpan
_ | Mzoom
_ | Mzoomrect
_ ->
5635 | Msel
((x0, y0), (x1, y1)) ->
5636 let rec loop = function
5638 if ((y0 >= l.pagedispy && y0 <= (l.pagedispy + l.pagevh))
5639 || ((y1 >= l.pagedispy && y1 <= (l.pagedispy + l.pagevh))))
5640 && ((x0 >= l.pagedispx && x0 <= (l.pagedispx + l.pagevw))
5641 || ((x1 >= l.pagedispx && x1 <= (l.pagedispx + l.pagevw))))
5643 match getopaque l.pageno with
5645 let x0, y0 = pagetranslatepoint l x0 y0 in
5646 let x1, y1 = pagetranslatepoint l x1 y1 in
5647 seltext opaque
(x0, y0, x1, y1);
5655 let showrects rects
=
5657 GlDraw.color (0.0, 0.0, 1.0) ~alpha
:0.5;
5658 GlDraw.polygon_mode `both `fill
;
5659 GlFunc.blend_func `src_alpha `one_minus_src_alpha
;
5661 (fun (pageno, c, (x0, y0, x1, y1, x2
, y2
, x3
, y3
)) ->
5663 if l.pageno = pageno
5665 let dx = float (l.pagedispx - l.pagex
) in
5666 let dy = float (l.pagedispy - l.pagey) in
5667 GlDraw.color (0.0, 0.0, 1.0 /. float c) ~alpha
:0.5;
5668 GlDraw.begins `quads
;
5670 GlDraw.vertex2
(x0+.dx, y0+.dy);
5671 GlDraw.vertex2
(x1+.dx, y1+.dy);
5672 GlDraw.vertex2
(x2
+.dx, y2
+.dy);
5673 GlDraw.vertex2
(x3
+.dx, y3
+.dy);
5684 GlClear.color (scalecolor2 conf.bgcolor
);
5685 GlClear.clear
[`
color];
5686 let rec loop linkindexbase
= function
5688 let linkindexbase = linkindexbase + drawpage l linkindexbase in
5689 loop linkindexbase rest
5692 loop 0 state.layout;
5694 match state.mode with
5695 | LinkNav
(Ltexact
(pageno, linkno
)) ->
5696 begin match getopaque pageno with
5698 let x0, y0, x1, y1 = getlinkrect opaque linkno
in
5705 | None
-> state.rects
5712 begin match state.mstate
with
5713 | Mzoomrect
((x0, y0), (x1, y1)) ->
5715 GlDraw.color (0.3, 0.3, 0.3) ~alpha
:0.5;
5716 GlFunc.blend_func `src_alpha `one_minus_src_alpha
;
5717 GlDraw.rect (float x0, float y0)
5718 (float x1, float y1);
5727 let zoomrect x y x1 y1 =
5730 and y0 = min
y y1 in
5731 gotoy (state.y + y0);
5732 state.anchor <- getanchor ();
5733 let zoom = (float state.winw
*. conf.zoom) /. float (x1 - x0) in
5735 if state.w < state.winw
- state.scrollw
5736 then (state.winw
- state.scrollw
- state.w) / 2
5739 state.x <- (state.x + margin) - x0;
5741 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
5742 state.mstate
<- Mnone
;
5746 let winw = state.winw - state.scrollw
- 1 in
5747 let s = float x /. float winw in
5748 let destx = truncate
(float (state.w + winw) *. s) in
5749 state.x <- winw - destx;
5750 gotoy_and_clear_text state.y;
5751 state.mstate
<- Mscrollx
;
5755 let s = float y /. float state.winh
in
5756 let desty = truncate
(float (state.maxy - state.winh
) *. s) in
5757 gotoy_and_clear_text desty;
5758 state.mstate
<- Mscrolly
;
5761 let viewmouse button down
x y mask
=
5763 | n when (n == 4 || n == 5) && not down
->
5764 if Wsi.withctrl mask
5766 match state.mstate
with
5767 | Mzoom
(oldn
, i
) ->
5775 if conf.zoom +. 0.01 > 0.1 then 0.1 else 0.01
5777 if conf.zoom -. 0.1 < 0.1 then -0.01 else -0.1
5779 let zoom = conf.zoom -. incr in
5781 state.mstate
<- Mzoom
(n, 0);
5783 state.mstate
<- Mzoom
(n, i
+1);
5785 else state.mstate
<- Mzoom
(n, 0)
5787 | _ -> state.mstate
<- Mzoom
(n, 0)
5790 match state.autoscroll
with
5791 | Some step
-> setautoscrollspeed step
(n=4)
5802 then -conf.scrollstep
5803 else conf.scrollstep
5805 let incr = incr * 2 in
5806 let y = clamp incr in
5807 gotoy_and_clear_text y
5810 | n when (n = 6 || n = 7) && not down
&& canpan () ->
5811 state.x <- state.x + (if n = 7 then -2 else 2) * conf.hscrollstep
;
5812 gotoy_and_clear_text state.y
5814 | 1 when Wsi.withshift mask
->
5815 state.mstate
<- Mnone
;
5817 match unproject x y with
5818 | Some
(pageno, ux
, uy
) ->
5819 let cmd = Printf.sprintf
5821 conf.stcmd
state.path pageno ux uy
5827 | 1 when Wsi.withctrl mask
->
5830 Wsi.setcursor
Wsi.CURSOR_CROSSHAIR
;
5831 state.mstate
<- Mpan
(x, y)
5834 state.mstate
<- Mnone
5839 Wsi.setcursor
Wsi.CURSOR_CYCLE
;
5841 state.mstate
<- Mzoomrect
(p, p)
5844 match state.mstate
with
5845 | Mzoomrect
((x0, y0), _) ->
5846 if abs
(x-x0) > 10 && abs
(y - y0) > 10
5847 then zoomrect x0 y0 x y
5849 state.mstate
<- Mnone
;
5850 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
5851 G.postRedisplay "kill accidental zoom rect";
5854 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
5855 state.mstate
<- Mnone
5858 | 1 when x > state.winw - state.scrollw
->
5861 let _, position, sh = state.uioh#
scrollph in
5862 if y > truncate
position && y < truncate
(position +. sh)
5863 then state.mstate
<- Mscrolly
5866 state.mstate
<- Mnone
5868 | 1 when y > state.winh
- state.hscrollh ->
5871 let _, position, sw = state.uioh#scrollpw
in
5872 if x > truncate
position && x < truncate
(position +. sw)
5873 then state.mstate
<- Mscrollx
5876 state.mstate
<- Mnone
5879 let dest = if down
then getunder x y else Unone
in
5880 begin match dest with
5884 | Uunexpected
_ | Ulaunch
_ | Unamed
_ ->
5887 | Unone
when down
->
5888 Wsi.setcursor
Wsi.CURSOR_CROSSHAIR
;
5889 state.mstate
<- Mpan
(x, y);
5891 | Unone
| Utext
_ ->
5894 if conf.angle
mod 360 = 0
5896 state.mstate
<- Msel
((x, y), (x, y));
5897 G.postRedisplay "mouse select";
5901 match state.mstate
with
5904 | Mzoom
_ | Mscrollx
| Mscrolly
->
5905 state.mstate
<- Mnone
5907 | Mzoomrect
((x0, y0), _) ->
5911 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
5912 state.mstate
<- Mnone
5914 | Msel
((x0, y0), (x1, y1)) ->
5915 let rec loop = function
5919 let a0 = l.pagedispy in
5920 let a1 = a0 + l.pagevh in
5921 let b0 = l.pagedispx in
5922 let b1 = b0 + l.pagevw in
5923 ((y0 >= a0 && y0 <= a1) || (y1 >= a0 && y1 <= a1))
5924 && ((x0 >= b0 && x0 <= b1) || (x1 >= b0 && x1 <= b1))
5928 match getopaque l.pageno with
5931 match Ne.pipe () with
5935 "can not create sel pipe: %s"
5938 let doclose what fd
=
5939 Ne.clo fd
(fun msg
->
5940 dolog
"%s close failed: %s" what msg
)
5943 popen conf.selcmd
[r, 0; w, -1];
5946 G.postRedisplay "copysel";
5948 dolog
"can not execute %S: %s"
5949 conf.selcmd
(exntos exn
);
5957 Wsi.setcursor
Wsi.CURSOR_INHERIT
;
5958 state.mstate
<- Mnone
;
5965 let birdseyemouse button down
x y mask
5966 (conf, leftx
, _, hooverpageno
, anchor) =
5969 let rec loop = function
5972 if y > l.pagedispy && y < l.pagedispy + l.pagevh
5973 && x > l.pagedispx && x < l.pagedispx + l.pagevw
5975 leavebirdseye (conf, leftx
, l.pageno, hooverpageno
, anchor) false;
5981 | _ -> viewmouse button down
x y mask
5984 let mouse button down
x y mask
=
5985 state.uioh <- state.uioh#button button down
x y mask
;
5989 state.uioh <- state.uioh#
motion x y
5993 state.uioh <- state.uioh#
pmotion x y;
5999 method key key mask
=
6000 begin match state.mode with
6001 | Textentry
textentry -> textentrykeyboard key mask
textentry
6002 | Birdseye
birdseye -> birdseyekeyboard key mask
birdseye
6003 | View
-> viewkeyboard key mask
6004 | LinkNav
linknav -> linknavkeyboard key mask
linknav
6008 method button button bstate
x y mask
=
6009 begin match state.mode with
6011 | View
-> viewmouse button bstate
x y mask
6012 | Birdseye beye
-> birdseyemouse button bstate
x y mask beye
6018 begin match state.mode with
6020 | View
| Birdseye
_ | LinkNav
_ ->
6021 match state.mstate
with
6022 | Mzoom
_ | Mnone
-> ()
6027 state.mstate
<- Mpan
(x, y);
6029 then state.x <- state.x + dx;
6031 gotoy_and_clear_text y
6034 state.mstate
<- Msel
(a, (x, y));
6035 G.postRedisplay "motion select";
6038 let y = min
state.winh
(max
0 y) in
6042 let x = min
state.winw (max
0 x) in
6045 | Mzoomrect
(p0
, _) ->
6046 state.mstate
<- Mzoomrect
(p0
, (x, y));
6047 G.postRedisplay "motion zoomrect";
6051 method pmotion x y =
6052 begin match state.mode with
6053 | Birdseye
(conf, leftx
, pageno, hooverpageno
, anchor) ->
6054 let rec loop = function
6056 if hooverpageno
!= -1
6058 state.mode <- Birdseye
(conf, leftx
, pageno, -1, anchor);
6059 G.postRedisplay "pmotion birdseye no hoover";
6062 if y > l.pagedispy && y < l.pagedispy + l.pagevh
6063 && x > l.pagedispx && x < l.pagedispx + l.pagevw
6065 state.mode <- Birdseye
(conf, leftx
, pageno, l.pageno, anchor);
6066 G.postRedisplay "pmotion birdseye hoover";
6076 match state.mstate
with
6077 | Mnone
-> updateunder x y
6078 | Mpan
_ | Msel
_ | Mzoom
_ | Mscrolly
| Mscrollx
| Mzoomrect
_ ->
6083 method infochanged
_ = ()
6086 let maxy = state.maxy - (if conf.maxhfit
then state.winh
else 0) in
6087 let p, h = scrollph state.y maxy in
6091 let winw = state.winw - state.scrollw
- 1 in
6092 let fwinw = float winw in
6094 let sw = fwinw /. float state.w in
6095 let sw = fwinw *. sw in
6096 max
sw (float conf.scrollh
)
6099 let f = state.w+winw in
6100 let r = float (winw-state.x) /. float f in
6101 let p = fwinw *. r in
6105 if position +. sw > fwinw
6106 then fwinw -. position
6109 state.hscrollh, position, sw
6113 match state.mode with
6114 | LinkNav
_ -> "links"
6115 | Textentry
_ -> "textentry"
6116 | Birdseye
_ -> "birdseye"
6119 findkeyhash conf modename
6126 let fontpath = ref "";;
6129 Map.Make
(struct type t
= (int * int) let compare = compare end);;
6132 let l = String.length
s in
6133 let b = Buffer.create
l in
6139 try Sys.getenv
"HOME"
6142 ("Can not determine home directory location: " ^ exntos exn
);
6146 let modifier_of_string = function
6147 | "alt" -> Wsi.altmask
6148 | "shift" -> Wsi.shiftmask
6149 | "ctrl" | "control" -> Wsi.ctrlmask
6150 | "meta" -> Wsi.metamask
6155 let r = Str.regexp
"-" in
6157 let elems = Str.full_split
r s in
6160 let m1 = modifier_of_string s in
6162 then (Wsi.namekey
s, m)
6165 | Str.Delim
s when n land 1 = 0 -> g s
6167 | Str.Delim
_ -> (k
, m)
6169 let rec loop n k
m = function
6172 let k, m = f n k m x in
6178 let keys_of_string =
6179 let r = Str.regexp
"[ \t]" in
6181 let elems = Str.split
r s in
6182 List.map
key_of_string elems
6185 let copykeyhashes c =
6186 List.map
(fun (k, v) -> k, Hashtbl.copy
v) c.keyhashes
;
6189 let config_of c attrs
=
6193 | "scroll-bar-width" -> { c with scrollbw
= max
0 (int_of_string
v) }
6194 | "scroll-handle-height" -> { c with scrollh
= max
0 (int_of_string
v) }
6195 | "case-insensitive-search" -> { c with icase
= bool_of_string
v }
6196 | "preload" -> { c with preload = bool_of_string
v }
6197 | "page-bias" -> { c with pagebias
= int_of_string
v }
6198 | "scroll-step" -> { c with scrollstep
= max
1 (int_of_string
v) }
6199 | "horizontal-scroll-step" ->
6200 { c with hscrollstep
= max
(int_of_string
v) 1 }
6201 | "auto-scroll-step" ->
6202 { c with autoscrollstep
= max
0 (int_of_string
v) }
6203 | "max-height-fit" -> { c with maxhfit
= bool_of_string
v }
6204 | "crop-hack" -> { c with crophack
= bool_of_string
v }
6207 match String.lowercase
v with
6208 | "true" -> Some infinity
6210 | f -> Some
(float_of_string
f)
6212 { c with maxwait
= mw}
6213 | "highlight-links" -> { c with hlinks
= bool_of_string
v }
6214 | "under-cursor-info" -> { c with underinfo
= bool_of_string
v }
6215 | "vertical-margin" ->
6216 { c with interpagespace
= max
0 (int_of_string
v) }
6218 let zoom = float_of_string
v /. 100. in
6219 let zoom = max
zoom 0.0 in
6220 { c with zoom = zoom }
6221 | "presentation" -> { c with presentation
= bool_of_string
v }
6222 | "rotation-angle" -> { c with angle
= int_of_string
v }
6223 | "width" -> { c with cwinw
= max
20 (int_of_string
v) }
6224 | "height" -> { c with cwinh
= max
20 (int_of_string
v) }
6225 | "persistent-bookmarks" -> { c with savebmarks
= bool_of_string
v }
6226 | "proportional-display" -> { c with proportional
= bool_of_string
v }
6227 | "pixmap-cache-size" ->
6228 { c with memlimit
= max
2 (int_of_string_with_suffix v) }
6229 | "tex-count" -> { c with texcount
= max
1 (int_of_string
v) }
6230 | "slice-height" -> { c with sliceheight
= max
2 (int_of_string
v) }
6231 | "thumbnail-width" -> { c with thumbw
= max
2 (int_of_string
v) }
6232 | "persistent-location" -> { c with jumpback
= bool_of_string
v }
6233 | "background-color" -> { c with bgcolor
= color_of_string v }
6234 | "scrollbar-in-presentation" ->
6235 { c with scrollbarinpm
= bool_of_string
v }
6236 | "tile-width" -> { c with tilew
= max
2 (int_of_string
v) }
6237 | "tile-height" -> { c with tileh
= max
2 (int_of_string
v) }
6238 | "mupdf-store-size" ->
6239 { c with mustoresize
= max
1024 (int_of_string_with_suffix v) }
6240 | "checkers" -> { c with checkers
= bool_of_string
v }
6241 | "aalevel" -> { c with aalevel
= max
0 (int_of_string
v) }
6242 | "trim-margins" -> { c with trimmargins
= bool_of_string
v }
6243 | "trim-fuzz" -> { c with trimfuzz
= irect_of_string v }
6244 | "uri-launcher" -> { c with urilauncher
= unent v }
6245 | "path-launcher" -> { c with pathlauncher
= unent v }
6246 | "color-space" -> { c with colorspace
= colorspace_of_string v }
6247 | "invert-colors" -> { c with invert
= bool_of_string
v }
6248 | "brightness" -> { c with colorscale
= float_of_string
v }
6249 | "redirectstderr" -> { c with redirectstderr = bool_of_string
v }
6251 { c with ghyllscroll
= Some
(ghyllscroll_of_string v) }
6253 let (n, _, _) as nab
= multicolumns_of_string v in
6255 then { c with columns
= Csplit
(-n, [||]) }
6256 else { c with columns
= Cmulti
(nab
, [||]) }
6257 | "birds-eye-columns" ->
6258 { c with beyecolumns
= Some
(max
(int_of_string
v) 2) }
6259 | "selection-command" -> { c with selcmd
= unent v }
6260 | "synctex-command" -> { c with stcmd
= unent v }
6261 | "update-cursor" -> { c with updatecurs
= bool_of_string
v }
6262 | "hint-font-size" -> { c with hfsize
= bound (int_of_string
v) 5 100 }
6263 | "page-scroll-scale" -> { c with pgscale = float_of_string
v }
6264 | "use-pbo" -> { c with usepbo
= bool_of_string
v }
6265 | "wheel-scrolls-pages" -> { c with wheelbypage
= bool_of_string
v }
6268 prerr_endline
("Error processing attribute (`" ^
6269 k ^
"'=`" ^
v ^
"'): " ^ exntos exn
);
6272 let rec fold c = function
6275 let c = apply c k v in
6278 fold { c with keyhashes
= copykeyhashes c } attrs
;
6281 let fromstring f pos
n v d =
6284 dolog
"Error processing attribute (%S=%S) at %d\n%s"
6285 n v pos
(exntos exn
)
6290 let bookmark_of attrs
=
6291 let rec fold title page
rely visy
= function
6292 | ("title", v) :: rest
-> fold v page
rely visy rest
6293 | ("page", v) :: rest
-> fold title v rely visy rest
6294 | ("rely", v) :: rest
-> fold title page
v visy rest
6295 | ("visy", v) :: rest
-> fold title page
rely v rest
6296 | _ :: rest
-> fold title page
rely visy rest
6297 | [] -> title, page
, rely, visy
6299 fold "invalid" "0" "0" "0" attrs
6303 let rec fold path page
rely pan visy
= function
6304 | ("path", v) :: rest
-> fold v page
rely pan visy rest
6305 | ("page", v) :: rest
-> fold path v rely pan visy rest
6306 | ("rely", v) :: rest
-> fold path page
v pan visy rest
6307 | ("pan", v) :: rest
-> fold path page
rely v visy rest
6308 | ("visy", v) :: rest
-> fold path page
rely pan
v rest
6309 | _ :: rest
-> fold path page
rely pan visy rest
6310 | [] -> path, page
, rely, pan
, visy
6312 fold "" "0" "0" "0" "0" attrs
6316 let rec fold rs ls
= function
6317 | ("out", v) :: rest
-> fold v ls rest
6318 | ("in", v) :: rest
-> fold rs
v rest
6319 | _ :: rest
-> fold ls rs rest
6325 let setconf dst
src =
6326 dst
.scrollbw
<- src.scrollbw
;
6327 dst
.scrollh
<- src.scrollh
;
6328 dst
.icase
<- src.icase
;
6329 dst
.preload <- src.preload;
6330 dst
.pagebias
<- src.pagebias
;
6331 dst
.verbose
<- src.verbose
;
6332 dst
.scrollstep
<- src.scrollstep
;
6333 dst
.maxhfit
<- src.maxhfit
;
6334 dst
.crophack
<- src.crophack
;
6335 dst
.autoscrollstep
<- src.autoscrollstep
;
6336 dst
.maxwait
<- src.maxwait
;
6337 dst
.hlinks
<- src.hlinks
;
6338 dst
.underinfo
<- src.underinfo
;
6339 dst
.interpagespace
<- src.interpagespace
;
6340 dst
.zoom <- src.zoom;
6341 dst
.presentation
<- src.presentation
;
6342 dst
.angle
<- src.angle
;
6343 dst
.cwinw
<- src.cwinw
;
6344 dst
.cwinh
<- src.cwinh
;
6345 dst
.savebmarks
<- src.savebmarks
;
6346 dst
.memlimit
<- src.memlimit
;
6347 dst
.proportional
<- src.proportional
;
6348 dst
.texcount
<- src.texcount
;
6349 dst
.sliceheight
<- src.sliceheight
;
6350 dst
.thumbw
<- src.thumbw
;
6351 dst
.jumpback
<- src.jumpback
;
6352 dst
.bgcolor
<- src.bgcolor
;
6353 dst
.scrollbarinpm
<- src.scrollbarinpm
;
6354 dst
.tilew
<- src.tilew
;
6355 dst
.tileh
<- src.tileh
;
6356 dst
.mustoresize
<- src.mustoresize
;
6357 dst
.checkers
<- src.checkers
;
6358 dst
.aalevel
<- src.aalevel
;
6359 dst
.trimmargins
<- src.trimmargins
;
6360 dst
.trimfuzz
<- src.trimfuzz
;
6361 dst
.urilauncher
<- src.urilauncher
;
6362 dst
.colorspace
<- src.colorspace
;
6363 dst
.invert
<- src.invert
;
6364 dst
.colorscale
<- src.colorscale
;
6365 dst
.redirectstderr <- src.redirectstderr;
6366 dst
.ghyllscroll
<- src.ghyllscroll
;
6367 dst
.columns
<- src.columns
;
6368 dst
.beyecolumns
<- src.beyecolumns
;
6369 dst
.selcmd
<- src.selcmd
;
6370 dst
.updatecurs
<- src.updatecurs
;
6371 dst
.pathlauncher
<- src.pathlauncher
;
6372 dst
.keyhashes
<- copykeyhashes src;
6373 dst
.hfsize
<- src.hfsize
;
6374 dst
.hscrollstep
<- src.hscrollstep
;
6375 dst
.pgscale <- src.pgscale;
6376 dst
.usepbo
<- src.usepbo
;
6377 dst
.wheelbypage
<- src.wheelbypage
;
6378 dst
.stcmd
<- src.stcmd
;
6382 let h = Hashtbl.create
10 in
6383 let dc = { defconf with angle
= defconf.angle
} in
6384 let rec toplevel v t spos
_ =
6386 | Vdata
| Vcdata
| Vend
-> v
6387 | Vopen
("llppconfig", _, closed
) ->
6390 else { v with f = llppconfig
}
6392 error
"unexpected subelement at top level" s spos
6393 | Vclose
_ -> error
"unexpected close at top level" s spos
6395 and llppconfig
v t spos
_ =
6397 | Vdata
| Vcdata
-> v
6398 | Vend
-> error
"unexpected end of input in llppconfig" s spos
6399 | Vopen
("defaults", attrs
, closed
) ->
6400 let c = config_of dc attrs
in
6404 else { v with f = defaults
}
6406 | Vopen
("ui-font", attrs
, closed
) ->
6407 let rec getsize size
= function
6409 | ("size", v) :: rest
->
6411 fromstring int_of_string spos
"size" v fstate.fontsize
in
6413 | l -> getsize size l
6415 fstate.fontsize
<- getsize fstate.fontsize attrs
;
6418 else { v with f = uifont
(Buffer.create
10) }
6420 | Vopen
("doc", attrs
, closed
) ->
6421 let pathent, spage
, srely
, span
, svisy
= doc_of attrs
in
6422 let path = unent pathent
6423 and pageno = fromstring int_of_string spos
"page" spage
0
6424 and rely = fromstring float_of_string spos
"rely" srely
0.0
6425 and pan
= fromstring int_of_string spos
"pan" span
0
6426 and visy
= fromstring float_of_string spos
"visy" svisy
0.0 in
6427 let c = config_of dc attrs
in
6428 let anchor = (pageno, rely, visy
) in
6430 then (Hashtbl.add
h path (c, [], pan
, anchor); v)
6431 else { v with f = doc
path pan
anchor c [] }
6434 error
"unexpected subelement in llppconfig" s spos
6436 | Vclose
"llppconfig" -> { v with f = toplevel }
6437 | Vclose
_ -> error
"unexpected close in llppconfig" s spos
6439 and defaults
v t spos
_ =
6441 | Vdata
| Vcdata
-> v
6442 | Vend
-> error
"unexpected end of input in defaults" s spos
6443 | Vopen
("keymap", attrs
, closed
) ->
6445 try List.assoc
"mode" attrs
6446 with Not_found
-> "global" in
6451 let h = findkeyhash dc modename in
6452 KeyMap.iter
(Hashtbl.replace
h) keymap
;
6455 { v with f = pkeymap
ret KeyMap.empty }
6457 | Vopen
(_, _, _) ->
6458 error
"unexpected subelement in defaults" s spos
6460 | Vclose
"defaults" ->
6461 { v with f = llppconfig
}
6463 | Vclose
_ -> error
"unexpected close in defaults" s spos
6465 and uifont
b v t spos
epos =
6468 Buffer.add_substring
b s spos
(epos - spos
);
6470 | Vopen
(_, _, _) ->
6471 error
"unexpected subelement in ui-font" s spos
6472 | Vclose
"ui-font" ->
6473 if String.length
!fontpath = 0
6474 then fontpath := Buffer.contents
b;
6475 { v with f = llppconfig
}
6476 | Vclose
_ -> error
"unexpected close in ui-font" s spos
6477 | Vend
-> error
"unexpected end of input in ui-font" s spos
6479 and doc
path pan
anchor c bookmarks
v t spos
_ =
6481 | Vdata
| Vcdata
-> v
6482 | Vend
-> error
"unexpected end of input in doc" s spos
6483 | Vopen
("bookmarks", _, closed
) ->
6486 else { v with f = pbookmarks
path pan
anchor c bookmarks
}
6488 | Vopen
("keymap", attrs
, closed
) ->
6490 try List.assoc
"mode" attrs
6491 with Not_found
-> "global"
6497 let h = findkeyhash c modename in
6498 KeyMap.iter
(Hashtbl.replace
h) keymap
;
6499 doc
path pan
anchor c bookmarks
6501 { v with f = pkeymap
ret KeyMap.empty }
6503 | Vopen
(_, _, _) ->
6504 error
"unexpected subelement in doc" s spos
6507 Hashtbl.add
h path (c, List.rev bookmarks
, pan
, anchor);
6508 { v with f = llppconfig
}
6510 | Vclose
_ -> error
"unexpected close in doc" s spos
6512 and pkeymap
ret keymap
v t spos
_ =
6514 | Vdata
| Vcdata
-> v
6515 | Vend
-> error
"unexpected end of input in keymap" s spos
6516 | Vopen
("map", attrs
, closed
) ->
6517 let r, l = map_of attrs
in
6518 let kss = fromstring keys_of_string spos
"in" r [] in
6519 let lss = fromstring keys_of_string spos
"out" l [] in
6523 | ks
:: [] -> KeyMap.add ks
(KMinsrl
lss) keymap
6524 | ks
:: rest
-> KeyMap.add ks
(KMmulti
(rest
, lss)) keymap
6527 then { v with f = pkeymap
ret keymap }
6530 { v with f = skip
"map" f }
6533 error
"unexpected subelement in keymap" s spos
6535 | Vclose
"keymap" ->
6536 { v with f = ret keymap }
6538 | Vclose
_ -> error
"unexpected close in keymap" s spos
6540 and pbookmarks
path pan
anchor c bookmarks
v t spos
_ =
6542 | Vdata
| Vcdata
-> v
6543 | Vend
-> error
"unexpected end of input in bookmarks" s spos
6544 | Vopen
("item", attrs
, closed
) ->
6545 let titleent, spage
, srely
, svisy
= bookmark_of attrs
in
6546 let page = fromstring int_of_string spos
"page" spage
0
6547 and rely = fromstring float_of_string spos
"rely" srely
0.0
6548 and visy
= fromstring float_of_string spos
"visy" svisy
0.0 in
6550 (unent titleent, 0, (page, rely, visy
)) :: bookmarks
6553 then { v with f = pbookmarks
path pan
anchor c bookmarks }
6556 { v with f = skip
"item" f }
6559 error
"unexpected subelement in bookmarks" s spos
6561 | Vclose
"bookmarks" ->
6562 { v with f = doc
path pan
anchor c bookmarks }
6564 | Vclose
_ -> error
"unexpected close in bookmarks" s spos
6566 and skip tag
f v t spos
_ =
6568 | Vdata
| Vcdata
-> v
6570 error
("unexpected end of input in skipped " ^ tag
) s spos
6571 | Vopen
(tag'
, _, closed
) ->
6575 let f'
() = { v with f = skip tag
f } in
6576 { v with f = skip tag'
f'
}
6580 else error
("unexpected close in skipped " ^ tag
) s spos
6583 parse
{ f = toplevel; accu = () } s;
6589 let len = in_channel_length ic
in
6590 let s = String.create
len in
6591 really_input ic
s 0 len;
6594 | Parse_error
(msg
, s, pos
) ->
6595 let subs = subs s pos
in
6596 let s = Printf.sprintf
"%s: at %d [..%s..]" msg pos
subs in
6597 failwith
("parse error: " ^
s)
6600 failwith
("config load error: " ^ exntos exn
)
6606 let dir = Filename.concat
home ".config" in
6607 if Sys.is_directory
dir then dir else home
6610 Filename.concat
dir "llpp.conf"
6613 let confpath = ref defconfpath;;
6616 if Sys.file_exists
!confpath
6619 (try Some
(open_in_bin
!confpath)
6622 ("Error opening configuation file `" ^
!confpath ^
"': " ^
6633 ("Error loading configuation from `" ^
!confpath ^
"': " ^
6642 f (Hashtbl.create
0, defconf)
6647 let pc, pb
, px, pa
=
6649 Hashtbl.find h (Filename.basename
state.path)
6650 with Not_found
-> dc, [], 0, emptyanchor
6654 state.bookmarks <- pb
;
6656 state.scrollw
<- conf.scrollbw
;
6658 then state.anchor <- pa
;
6659 cbput state.hists
.nav pa
;
6665 let add_attrs bb always
dc c =
6668 then Printf.bprintf bb
"\n %s='%b'" s a
6671 then Printf.bprintf bb
"\n %s='%d'" s a
6674 then Printf.bprintf bb
"\n %s='%s'" s (string_with_suffix_of_int a)
6677 then Printf.bprintf bb
"\n %s='%g'" s (a*.100.)
6680 then Printf.bprintf bb
"\n %s='%f'" s a
6684 Printf.bprintf bb
"\n %s='%s'" s (color_to_string a)
6688 Printf.bprintf bb
"\n %s='%s'" s (colorspace_to_string a)
6692 Printf.bprintf bb
"\n %s='%s'" s (irect_to_string a)
6696 Printf.bprintf bb
"\n %s='%s'" s (enent
a 0 (String.length
a))
6702 | Some
(_N
, _A
, _B
) ->
6703 Printf.bprintf bb
"\n %s='%u,%u,%u'" s _N _A _B
6713 else string_of_float
f
6715 Printf.bprintf bb
"\n %s='%s'" s v
6720 | Cmulti
((n, a, b), _) when n > 1 ->
6721 Printf.bprintf bb
"\n %s='%d,%d,%d'" s n a b
6722 | Csplit
(n, _) when n > 1 ->
6723 Printf.bprintf bb
"\n %s='%d'" s ~
-n
6729 | Some
c when c > 1 -> Printf.bprintf bb
"\n %s='%d'" s c
6732 oi
"width" c.cwinw
dc.cwinw
;
6733 oi
"height" c.cwinh
dc.cwinh
;
6734 oi
"scroll-bar-width" c.scrollbw
dc.scrollbw
;
6735 oi
"scroll-handle-height" c.scrollh
dc.scrollh
;
6736 ob "case-insensitive-search" c.icase
dc.icase
;
6737 ob "preload" c.preload dc.preload;
6738 oi
"page-bias" c.pagebias
dc.pagebias
;
6739 oi
"scroll-step" c.scrollstep
dc.scrollstep
;
6740 oi
"auto-scroll-step" c.autoscrollstep
dc.autoscrollstep
;
6741 ob "max-height-fit" c.maxhfit
dc.maxhfit
;
6742 ob "crop-hack" c.crophack
dc.crophack
;
6743 oW
"throttle" c.maxwait
dc.maxwait
;
6744 ob "highlight-links" c.hlinks
dc.hlinks
;
6745 ob "under-cursor-info" c.underinfo
dc.underinfo
;
6746 oi
"vertical-margin" c.interpagespace
dc.interpagespace
;
6747 oz
"zoom" c.zoom dc.zoom;
6748 ob "presentation" c.presentation
dc.presentation
;
6749 oi
"rotation-angle" c.angle
dc.angle
;
6750 ob "persistent-bookmarks" c.savebmarks
dc.savebmarks
;
6751 ob "proportional-display" c.proportional
dc.proportional
;
6752 oI
"pixmap-cache-size" c.memlimit
dc.memlimit
;
6753 oi
"tex-count" c.texcount
dc.texcount
;
6754 oi
"slice-height" c.sliceheight
dc.sliceheight
;
6755 oi
"thumbnail-width" c.thumbw
dc.thumbw
;
6756 ob "persistent-location" c.jumpback
dc.jumpback
;
6757 oc
"background-color" c.bgcolor
dc.bgcolor
;
6758 ob "scrollbar-in-presentation" c.scrollbarinpm
dc.scrollbarinpm
;
6759 oi
"tile-width" c.tilew
dc.tilew
;
6760 oi
"tile-height" c.tileh
dc.tileh
;
6761 oI
"mupdf-store-size" c.mustoresize
dc.mustoresize
;
6762 ob "checkers" c.checkers
dc.checkers
;
6763 oi
"aalevel" c.aalevel
dc.aalevel
;
6764 ob "trim-margins" c.trimmargins
dc.trimmargins
;
6765 oR
"trim-fuzz" c.trimfuzz
dc.trimfuzz
;
6766 os
"uri-launcher" c.urilauncher
dc.urilauncher
;
6767 os
"path-launcher" c.pathlauncher
dc.pathlauncher
;
6768 oC
"color-space" c.colorspace
dc.colorspace
;
6769 ob "invert-colors" c.invert
dc.invert
;
6770 oF
"brightness" c.colorscale
dc.colorscale
;
6771 ob "redirectstderr" c.redirectstderr dc.redirectstderr;
6772 og
"ghyllscroll" c.ghyllscroll
dc.ghyllscroll
;
6773 oco
"columns" c.columns
dc.columns
;
6774 obeco
"birds-eye-columns" c.beyecolumns
dc.beyecolumns
;
6775 os
"selection-command" c.selcmd
dc.selcmd
;
6776 os
"synctex-command" c.stcmd
dc.stcmd
;
6777 ob "update-cursor" c.updatecurs
dc.updatecurs
;
6778 oi
"hint-font-size" c.hfsize
dc.hfsize
;
6779 oi
"horizontal-scroll-step" c.hscrollstep
dc.hscrollstep
;
6780 oF
"page-scroll-scale" c.pgscale dc.pgscale;
6781 ob "use-pbo" c.usepbo
dc.usepbo
;
6782 ob "wheel-scrolls-pages" c.wheelbypage
dc.wheelbypage
;
6785 let keymapsbuf always
dc c =
6786 let bb = Buffer.create
16 in
6787 let rec loop = function
6789 | (modename, h) :: rest
->
6790 let dh = findkeyhash dc modename in
6791 if always
|| h <> dh
6793 if Hashtbl.length
h > 0
6795 if Buffer.length
bb > 0
6796 then Buffer.add_char
bb '
\n'
;
6797 Printf.bprintf
bb "<keymap mode='%s'>\n" modename;
6798 Hashtbl.iter
(fun i
o ->
6799 let isdifferent = always
||
6801 let dO = Hashtbl.find dh i
in
6803 with Not_found
-> true
6808 if Wsi.withctrl
m then Buffer.add_string
bb "ctrl-";
6809 if Wsi.withalt
m then Buffer.add_string
bb "alt-";
6810 if Wsi.withshift
m then Buffer.add_string
bb "shift-";
6811 if Wsi.withmeta
m then Buffer.add_string
bb "meta-";
6812 Buffer.add_string
bb (Wsi.keyname
k);
6815 let rec loop = function
6817 | km
:: [] -> addkm km
6818 | km
:: rest
-> addkm km
; Buffer.add_char
bb ' '
; loop rest
6822 Buffer.add_string
bb "<map in='";
6826 Buffer.add_string
bb "' out='";
6828 Buffer.add_string
bb "'/>\n"
6831 Buffer.add_string
bb "' out='";
6833 Buffer.add_string
bb "'/>\n"
6835 | KMmulti
(ins, kms
) ->
6836 Buffer.add_char
bb ' '
;
6838 Buffer.add_string
bb "' out='";
6840 Buffer.add_string
bb "'/>\n"
6842 Buffer.add_string
bb "</keymap>";
6852 let uifontsize = fstate.fontsize
in
6853 let bb = Buffer.create
32768 in
6858 | Wsi.Fullscreen
-> (conf.cwinw
, conf.cwinh
)
6859 | Wsi.MaxVert
-> (w, conf.cwinh
)
6860 | Wsi.MaxHorz
-> (conf.cwinw
, h)
6862 (state.winw, state.winh
) state.winstate
6867 let dc = if conf.bedefault
then conf else dc in
6868 Buffer.add_string
bb "<llppconfig>\n";
6870 if String.length
!fontpath > 0
6872 Printf.bprintf
bb "<ui-font size='%d'><![CDATA[%s]]></ui-font>\n"
6878 Printf.bprintf
bb "<ui-font size='%d'/>\n" uifontsize
6881 Buffer.add_string
bb "<defaults ";
6882 add_attrs bb true dc dc;
6883 let kb = keymapsbuf true dc dc in
6884 if Buffer.length
kb > 0
6886 Buffer.add_string
bb ">\n";
6887 Buffer.add_buffer
bb kb;
6888 Buffer.add_string
bb "\n</defaults>\n";
6890 else Buffer.add_string
bb "/>\n";
6892 let adddoc path pan
anchor c bookmarks =
6893 if bookmarks == [] && c = dc && anchor = emptyanchor
6896 Printf.bprintf
bb "<doc path='%s'"
6897 (enent
path 0 (String.length
path));
6899 if anchor <> emptyanchor
6901 let n, rely, visy
= anchor in
6902 Printf.bprintf
bb " page='%d'" n;
6905 Printf.bprintf
bb " rely='%f'" rely
6907 if abs_float visy
> 1e-6
6909 Printf.bprintf
bb " visy='%f'" visy
6914 then Printf.bprintf
bb " pan='%d'" pan
;
6916 add_attrs bb false dc c;
6917 let kb = keymapsbuf false dc c in
6919 begin match bookmarks with
6921 if Buffer.length
kb > 0
6923 Buffer.add_string
bb ">\n";
6924 Buffer.add_buffer
bb kb;
6925 Buffer.add_string
bb "\n</doc>\n";
6927 else Buffer.add_string
bb "/>\n"
6929 Buffer.add_string
bb ">\n<bookmarks>\n";
6930 List.iter
(fun (title, _level
, (page, rely, visy
)) ->
6932 "<item title='%s' page='%d'"
6933 (enent
title 0 (String.length
title))
6938 Printf.bprintf
bb " rely='%f'" rely
6940 if abs_float visy
> 1e-6
6942 Printf.bprintf
bb " visy='%f'" visy
6944 Buffer.add_string
bb "/>\n";
6946 Buffer.add_string
bb "</bookmarks>";
6947 if Buffer.length
kb > 0
6949 Buffer.add_string
bb "\n";
6950 Buffer.add_buffer
bb kb;
6952 Buffer.add_string
bb "\n</doc>\n";
6958 match state.mode with
6959 | Birdseye
(c, pan, _, _, _) ->
6961 match conf.columns
with
6962 | Cmulti
((c, _, _), _) -> Some
c
6966 match c.columns
with
6967 | Cmulti
(c, _) -> Cmulti
(c, [||])
6968 | Csingle
_ -> Csingle
[||]
6969 | Csplit
_ -> failwith
"quit from bird's eye while split"
6971 pan, { c with beyecolumns = beyecolumns; columns
= columns
}
6972 | _ -> state.x, conf
6974 let basename = Filename.basename state.path in
6975 adddoc basename pan (getanchor ())
6977 let autoscrollstep =
6978 match state.autoscroll
with
6980 | None
-> conf.autoscrollstep
6982 match state.mode with
6983 | Birdseye
(bc
, _, _, _, _) ->
6986 presentation
= bc
.presentation
;
6987 interpagespace
= bc
.interpagespace
;
6988 maxwait
= bc
.maxwait
;
6989 autoscrollstep = autoscrollstep }
6990 | _ -> { conf with autoscrollstep = autoscrollstep }
6992 (if conf.savebmarks
then state.bookmarks else []);
6994 Hashtbl.iter
(fun path (c, bookmarks, x, anchor) ->
6996 then adddoc path x anchor c bookmarks
6998 Buffer.add_string
bb "</llppconfig>\n";
7001 if load1 f && Buffer.length
bb > 0
7004 let tmp = !confpath ^
".tmp" in
7005 let oc = open_out_bin
tmp in
7006 Buffer.output_buffer
oc bb;
7008 Unix.rename
tmp !confpath;
7011 ("error while saving configuration: " ^ exntos exn
)
7015 let adderrmsg src msg
=
7016 Buffer.add_string
state.errmsgs msg
;
7017 state.newerrmsgs
<- true;
7021 let adderrfmt src fmt
=
7022 Format.kprintf
(fun s -> adderrmsg src s) fmt
;
7026 let cl = splitatspace cmds
in
7028 try Scanf.sscanf
s fmt
f
7030 adderrfmt "remote exec"
7031 "error processing '%S': %s\n" cmds
(exntos exn
)
7034 | "reload" :: [] -> reload ()
7035 | "goto" :: args :: [] ->
7036 scan args "%u %f %f"
7038 let cmd, _ = state.geomcmds
in
7039 if String.length
cmd = 0
7040 then gotopagexy pageno x y
7043 gotopagexy pageno x y;
7046 state.reprf
<- f state.reprf
7048 | "goto1" :: args :: [] -> scan args "%u %f" gotopage
7049 | "rect" :: args :: [] ->
7050 scan args "%u %u %f %f %f %f"
7051 (fun pageno color x0 y0 x1 y1 ->
7052 onpagerect pageno (fun w h ->
7053 let _,w1,h1
,_ = getpagedim pageno in
7054 let sw = float w1 /. w
7055 and sh = float h1
/. h in
7059 and y1s
= y1 *. sh in
7060 let rect = (x0s,y0s
,x1s
,y0s
,x1s
,y1s
,x0s,y1s
) in
7062 state.rects <- (pageno, color, rect) :: state.rects;
7063 G.postRedisplay "rect";
7066 | "activatewin" :: [] -> Wsi.activatewin
()
7067 | "quit" :: [] -> raise Quit
7069 adderrfmt "remote command"
7070 "error processing remote command: %S\n" cmds
;
7074 let scratch = String.create
80 in
7075 let buf = Buffer.create
80 in
7078 try Some
(Unix.read fd
scratch 0 80)
7080 | Unix.Unix_error
(Unix.EAGAIN
, _, _) -> None
7081 | Unix.Unix_error
(Unix.EINTR
, _, _) -> tempfr ()
7084 match tempfr () with
7090 if Buffer.length
buf > 0
7092 let s = Buffer.contents
buf in
7102 let pos = String.index_from
scratch ppos '
\n'
in
7103 if pos >= n then -1 else pos
7104 with Not_found
-> -1
7108 Buffer.add_substring
buf scratch ppos
(nlpos-ppos
);
7109 let s = Buffer.contents
buf in
7115 Buffer.add_substring
buf scratch ppos
(n-ppos
);
7121 let remoteopen path =
7122 try Some
(Unix.openfile
path [Unix.O_NONBLOCK
; Unix.O_RDONLY
] 0o0
)
7124 adderrfmt "remoteopen" "error opening %S: %s" path (exntos exn
);
7129 let trimcachepath = ref "" in
7130 let rcmdpath = ref "" in
7133 [("-p", Arg.String
(fun s -> state.password
<- s),
7134 "<password> Set password");
7136 ("-f", Arg.String
(fun s -> Config.fontpath := s),
7137 "<path> Set path to the user interface font");
7139 ("-c", Arg.String
(fun s -> Config.confpath := s),
7140 "<path> Set path to the configuration file");
7142 ("-tcf", Arg.String
(fun s -> trimcachepath := s),
7143 "<path> Set path to the trim cache file");
7145 ("-dest", Arg.String
(fun s -> state.nameddest
<- s),
7146 "<named-destination> Set named destination");
7148 ("-wtmode", Arg.Set
wtmode, " Operate in wt mode");
7150 ("-remote", Arg.String
(fun s -> rcmdpath := s),
7151 "<path> Set path to the remote commands source");
7153 ("-v", Arg.Unit
(fun () ->
7155 "%s\nconfiguration path: %s\n"
7159 exit
0), " Print version and exit");
7162 (fun s -> state.path <- s)
7163 ("Usage: " ^
Sys.argv
.(0) ^
" [options] some.pdf\nOptions:")
7165 if String.length
state.path = 0
7166 then (prerr_endline
"file name missing"; exit
1);
7168 if not
(Config.load ())
7169 then prerr_endline
"failed to load configuration";
7171 let globalkeyhash = findkeyhash conf "global" in
7172 let wsfd, winw, winh
= Wsi.init
(object
7174 state.wthack
<- false;
7175 if nogeomcmds state.geomcmds
|| platform == Posx
7178 GlClear.color (scalecolor2 conf.bgcolor
);
7179 GlClear.clear
[`
color];
7181 method display = display ()
7182 method reshape w h = reshape w h
7183 method mouse b d x y m = mouse b d x y m
7184 method motion x y = state.mpos
<- (x, y); motion x y
7185 method pmotion x y = state.mpos
<- (x, y); pmotion x y
7187 let mascm = m land (
7188 Wsi.altmask
+ Wsi.shiftmask
+ Wsi.ctrlmask
+ Wsi.metamask
7190 match state.keystate
with
7192 let km = k, mascm in
7195 let modehash = state.uioh#
modehash in
7196 try Hashtbl.find modehash km
7198 try Hashtbl.find globalkeyhash km
7199 with Not_found
-> KMinsrt
(k, m)
7201 | KMinsrt
(k, m) -> keyboard k m
7202 | KMinsrl
l -> List.iter
(fun (k, m) -> keyboard k m) l
7203 | KMmulti
(l, r) -> state.keystate
<- KSinto
(l, r)
7205 | KSinto
((k'
, m'
) :: [], insrt
) when k'
=k && m'
land mascm = m'
->
7206 List.iter
(fun (k, m) -> keyboard k m) insrt
;
7207 state.keystate
<- KSnone
7208 | KSinto
((k'
, m'
) :: keys
, insrt
) when k'
=k && m'
land mascm = m'
->
7209 state.keystate
<- KSinto
(keys
, insrt
)
7211 state.keystate
<- KSnone
7213 method enter
x y = state.mpos
<- (x, y); pmotion x y
7214 method leave = state.mpos
<- (-1, -1)
7215 method winstate wsl
= state.winstate
<- wsl
7216 method quit
= raise Quit
7217 end) conf.cwinw
conf.cwinh
(platform = Posx
) in
7222 List.exists
GlMisc.check_extension
7223 [ "GL_ARB_texture_rectangle"
7224 ; "GL_EXT_texture_recangle"
7225 ; "GL_NV_texture_rectangle" ]
7227 then (prerr_endline
"OpenGL does not suppport rectangular textures"; exit
1);
7230 match Ne.pipe () with
7232 Printf.eprintf
"pipe/crsw failed: %s" (exntos exn
);
7236 match Ne.pipe () with
7238 Printf.eprintf
"pipe/srcw failed: %s" (exntos exn
);
7248 setcheckers conf.checkers
;
7252 conf.angle
, conf.proportional
, (conf.trimmargins
, conf.trimfuzz
),
7253 conf.texcount
, conf.sliceheight
, conf.mustoresize
, conf.colorspace
,
7254 !Config.fontpath, !trimcachepath,
7255 GlMisc.check_extension
"GL_ARB_pixel_buffer_object"
7259 state.text <- "Opening " ^
(mbtoutf8
state.path);
7261 opendoc state.path state.password
;
7264 Sys.set_signal
Sys.sighup
(Sys.Signal_handle
(fun _ -> reload ()));
7267 if String.length
!rcmdpath > 0
7268 then remoteopen !rcmdpath
7273 let rec loop deadline
=
7275 match state.errfd
with
7276 | None
-> [state.sr
; state.wsfd]
7277 | Some fd
-> [state.sr
; state.wsfd; fd
]
7282 | Some fd
-> fd
:: r
7284 if state.redisplay
&& not
state.wthack
7286 state.redisplay
<- false;
7293 if deadline
= infinity
7295 else max
0.0 (deadline
-. now)
7300 try Unix.select
r [] [] timeout
7301 with Unix.Unix_error
(Unix.EINTR
, _, _) -> [], [], []
7307 if state.ghyll
== noghyll
7309 match state.autoscroll
with
7310 | Some step
when step
!= 0 ->
7311 let y = state.y + step
in
7315 else if y >= state.maxy then 0 else y
7318 if state.mode = View
7319 then state.text <- "";
7322 else deadline
+. 0.01
7327 let rec checkfds = function
7329 | fd
:: rest
when fd
= state.sr
->
7330 let cmd = readcmd state.sr
in
7334 | fd
:: rest
when fd
= state.wsfd ->
7338 | fd
:: rest
when Some fd
= !optrfd ->
7339 begin match remote fd
with
7340 | None
-> optrfd := remoteopen !rcmdpath;
7341 | opt -> optrfd := opt
7346 let s = String.create
80 in
7347 let n = tempfailureretry
(Unix.read fd
s 0) 80 in
7348 if conf.redirectstderr
7350 Buffer.add_substring
state.errmsgs
s 0 n;
7351 state.newerrmsgs
<- true;
7352 state.redisplay
<- true;
7355 prerr_string
(String.sub
s 0 n);
7363 if deadline
= infinity
7367 match state.autoscroll
with
7368 | Some step
when step
!= 0 -> deadline1
7369 | _ -> if state.ghyll
== noghyll then infinity
else deadline1