2 from gi.repository import Gtk as gtk, GdkPixbuf as gdkpix, Gdk as gdk, GObject as gobject
3 from . import lib, profile
5 class notdone(Exception): pass
7 class future(threading.Thread):
11 super(future, self).__init__()
15 self._tstarted = False
19 if not self._tstarted:
20 super(future, self).start()
26 except Exception as e:
28 gobject.idle_add(self._callcbs, True)
31 gobject.idle_add(self._callcbs, True)
33 def _callcbs(self, final):
35 for cb in self._notlist:
38 self._notlist = [] if final else nls
40 # Caller must hold GDK lock
44 self._notlist.append(cb)
49 gobject.idle_add(self._callcbs, False)
54 if self._exc is not None:
63 return self._exc != None or self._val != None
67 while self.is_alive():
71 class imgload(future):
72 def __init__(self, page):
73 super(imgload, self).__init__()
79 buf = gdkpix.PixbufLoader()
82 with self.page.open() as st:
100 return buf.get_pixbuf()
104 if self.st is None or self.st.clen is None:
106 return float(self.p) / float(self.st.clen)
108 class pagecache(object):
109 def __init__(self, sz=50):
113 def __getitem__(self, page):
115 for ol, f in self.bk:
119 self.bk.append((idl, f))
120 if len(self.bk) > self.sz:
121 self.bk = self.bk[-self.sz:]
124 def __delitem__(self, page):
126 for i, (ol, f) in enumerate(self.bk):
132 class relpageget(future):
133 def __init__(self, cur, prev, cache=None):
134 super(relpageget, self).__init__()
135 self.cur = lib.cursor(cur)
143 page = self.cur.prev()
145 page = self.cur.next()
146 except StopIteration:
153 class idpageget(future):
154 def __init__(self, base, idlist):
155 super(idpageget, self).__init__()
161 return lib.cursor(self.bnode.byidlist(self.idlist)).cur
163 raise KeyError("could not find last read page: " + repr(self.idlist))
165 class pageget(future):
166 def __init__(self, fnode):
167 super(pageget, self).__init__()
172 return lib.cursor(self.fnode).cur
174 class ccursor(object):
175 def __init__(self, ob, cache=None):
176 self.cur = lib.cursor(ob)
177 self.prev = relpageget(self.cur, True, cache)
178 self.next = relpageget(self.cur, False, cache)
180 class pageview(gtk.Widget):
181 def __init__(self, pixbuf):
182 super(pageview, self).__init__()
184 self.zoomed = None, None
187 self.interp = gdkpix.InterpType.HYPER
191 return self.pixbuf.get_width(), self.pixbuf.get_height()
194 alloc = self.get_allocation()
195 return alloc.width, alloc.height
197 def do_realize(self):
198 alloc = self.get_allocation()
199 attr = gdk.WindowAttr()
200 attr.window_type = gdk.WindowType.CHILD
203 attr.width = alloc.width
204 attr.height = alloc.height
205 attr.visual = self.get_visual()
206 attr.event_mask = self.get_events() | gdk.EventMask.EXPOSURE_MASK
207 a = gdk.WindowAttributesType
208 wnd = gdk.Window(self.get_parent_window(), attr, a.X | a.Y | a.VISUAL)
209 wnd.set_background_pattern(None)
211 self.register_window(wnd)
212 self.set_realized(True)
214 # XXX: Why don't these actually get called?
215 def get_preferred_width(self):
216 return 0, max(min(self.get_osize()[0], 4096), 0)
217 def get_preferred_height(self):
218 return 0, max(min(self.get_osize()[1], 4096), 0)
221 w, h = self.get_osize()
222 alloc = self.get_allocation()
223 return min(float(alloc.width) / float(w), float(alloc.height) / float(h))
225 def do_size_allocate(self, alloc):
226 self.set_allocation(alloc)
228 self.zoom = self.fitzoom()
230 aw, ah = self.get_asize()
231 zw, zh = self.get_zsize()
233 if zw >= aw and ox + aw > zw:
235 if zh >= ah and oy + ah > zh:
238 if self.get_realized():
239 self.get_window().move_resize(alloc.x, alloc.y, alloc.width, alloc.height)
241 def get_zoomed(self):
243 pz, zbuf = self.zoomed
245 w, h = self.get_osize()
246 zbuf = self.pixbuf.scale_simple(int(w * zoom), int(h * zoom), self.interp)
247 self.zoomed = zoom, zbuf
251 zbuf = self.get_zoomed()
252 return zbuf.get_width(), zbuf.get_height()
254 def do_draw(self, cr):
255 aw, ah = self.get_asize()
257 zbuf = self.get_zoomed()
258 zw, zh = self.get_zsize()
267 gdk.cairo_set_source_pixbuf(cr, zbuf, dx - ox, dy - oy)
270 def set_off(self, off):
271 aw, ah = self.get_asize()
272 zw, zh = self.get_zsize()
274 ox, oy = int(ox), int(oy)
275 if ox > zw - aw: ox = zw - aw
276 if oy > zh - ah: oy = zh - ah
282 def set_zoom(self, zoom):
283 if zoom is not None: zoom = float(zoom)
284 aw, ah = self.get_asize()
285 zw, zh = self.get_zsize()
286 dw, dh = zw - aw, zh - ah
288 xa = float(ox) / float(dw) if dw > 0 else 0.5
289 ya = float(oy) / float(dh) if dh > 0 else 0.5
293 self.zoom = self.fitzoom()
298 zw, zh = self.get_zsize()
299 dw, dh = zw - aw, zh - ah
300 ox = int(xa * dw) if dw > 0 else 0
301 oy = int(ya * dh) if dh > 0 else 0
302 self.set_off((ox, oy))
304 class msgproc(object):
305 def attach(self, reader):
307 self.msg = gtk.Alignment(xalign=0.0, yalign=0.5, xscale=0.0, yscale=0.0)
308 self.hlay = gtk.HBox()
309 self.lbl = gtk.Label("")
310 self.hlay.pack_start(self.lbl, True, True, 0)
312 self.msg.add(self.hlay)
314 self.rd.sbar.pack_start(self.msg, True, True, 0)
320 if self._prog is None:
321 self._prog = gtk.ProgressBar()
322 self.hlay.pack_start(self._prog, True, True, 5)
324 self._prog.set_fraction(p)
325 elif p is None and self._prog is not None:
326 self.hlay.remove(self._prog)
330 self.rd.sbar.remove(self.msg)
332 class pagefetch(msgproc):
333 def __init__(self, fpage, setcb=None):
337 def attach(self, reader):
338 super(pagefetch, self).attach(reader)
339 self.lbl.set_text("Fetching page...")
340 self.pg.notify(self.haspage)
343 if self.rd.pagefetch.cur != self: return False
346 if self.pg.val is not None:
347 self.rd.setpage(self.pg.val)
348 if self.setcb is not None:
349 self.setcb(self.pg.val)
350 self.rd.pagefetch.set(None)
352 class imgfetch(msgproc):
353 def __init__(self, fimage):
358 def attach(self, reader):
359 super(imgfetch, self).attach(reader)
360 self.lbl.set_text("Fetching image...")
361 self.img.notify(self.imgprog)
364 if self.rd.imgfetch.cur != self: return False
368 except Exception as e:
373 self.rd.imgfetch.set(None)
375 self.prog(self.img.prog)
379 self.rd.sbar.remove(self.msg)
382 if self.error is not None:
383 self.rd.pagelbl.set_text("Error fetching image: " + self.error)
385 class preload(msgproc):
386 def __init__(self, fpage):
389 def attach(self, reader):
390 super(preload, self).attach(reader)
391 self.lbl.set_text("Fetching next page...")
392 self.pg.notify(self.haspage)
395 if self.rd.preload.cur != self: return False
396 if not self.pg.done: return True
397 if self.pg.val is not None:
398 self.img = self.rd.cache[self.pg.val]
399 self.lbl.set_text("Loading next page...")
400 self.img.notify(self.imgprog)
402 self.rd.preload.set(None)
405 if self.rd.preload.cur != self: return False
407 self.rd.preload.set(None)
409 self.prog(self.img.prog)
413 self.rd.sbar.remove(self.msg)
415 class procslot(object):
416 __slots__ = ["cur", "p"]
417 def __init__(self, p):
422 if self.cur is not None:
433 class plistget(future):
434 def __init__(self, node):
435 super(plistget, self).__init__()
439 return list(self.node)
441 class loadplist(object):
442 def __init__(self, pnode):
444 self.flist = plistget(self.pnode)
446 def attach(self, sbox):
448 self.flist.notify(self.haslist)
451 if self.sbox.loadlist.cur != self: return False
452 if not self.flist.done: return True
453 self.sbox.setlist(self.flist.val)
455 class sbox(gtk.ComboBox):
456 def __init__(self, reader, ptnode):
457 super(sbox, self).__init__()
460 self.pnode, self.pidx = self.node.stack[-1]
462 self.bk = gtk.ListStore(str)
463 self.set_model(self.bk)
464 cell = gtk.CellRendererText()
465 self.pack_start(cell, True)
466 self.add_attribute(cell, "text", 0)
469 self.set_sensitive(False)
470 self.set_focus_on_click(False)
471 self.bk.append([ptnode.name])
472 self.loadlist = procslot(self)
473 self.loadlist.set(loadplist(self.pnode))
475 def setlist(self, ls):
477 for i, ch in enumerate(ls):
478 self.bk.append(["%i/%i: %s" % (i + 1, len(ls), ch.name)])
479 self.set_active(self.pidx)
480 self.set_sensitive(True)
481 self.connect("changed", self.changed_cb)
483 def changed_cb(self, wdg, data=None):
484 self.rd.fetchpage(pageget(self.pnode[self.get_active()]))
486 class profprop(object):
487 def __init__(self, key, default=None):
489 self.default = default
491 def __get__(self, ins, cls):
492 return ins.profile.props.get(self.key, self.default)
494 def __set__(self, ins, val):
495 ins.profile.props[self.key] = val
498 def __delete__(self, ins):
499 del ins.profile.props[self.key]
502 class reader(gtk.Window):
503 def __init__(self, manga, prof=None):
504 super(reader, self).__init__()
505 self.connect("delete_event", lambda wdg, ev, data=None: False)
506 self.connect("destroy", lambda wdg, data=None: self.quit())
507 self.connect("key_press_event", self.key)
508 self.cache = pagecache()
509 self.pagefetch = procslot(self)
510 self.imgfetch = procslot(self)
511 self.preload = procslot(self)
512 self.profile = prof if prof else profile.memmanga(None, None, manga.id)
520 self.pfr = gtk.Frame()
521 self.pfr.set_shadow_type(gtk.ShadowType.NONE)
522 vlay.pack_start(self.pfr, True, True, 0)
524 self.sboxbar = gtk.HBox()
525 algn = gtk.Alignment(xalign=0.0, yalign=0.5, xscale=0.0, yscale=0.0)
526 sboxlbl = gtk.Label(self.manga.name + ": ")
529 self.sboxbar.pack_start(algn, False, True, 0)
531 vlay.pack_start(self.sboxbar, False, True, 0)
533 self.sbar = gtk.HBox()
534 self.pagelbl = gtk.Label("")
535 algn = gtk.Alignment(xalign=0.0, yalign=0.5, xscale=0.0, yscale=0.0)
536 algn.add(self.pagelbl)
538 self.sbar.pack_start(algn, True, True, 0)
540 vlay.pack_end(self.sbar, False, True, 0)
545 if self.curpage is not None:
546 self.fetchpage(idpageget(self.manga, self.curpage))
548 self.fetchpage(pageget(self.manga))
551 zmode = profprop("zmode", "fit")
552 curpage = profprop("curpage")
554 def updpagelbl(self):
555 if self.page is None:
556 self.pagelbl.set_text("")
558 w, h = self.page.get_osize()
559 self.pagelbl.set_text("%s\u00d7%s (%d%%)" % (w, h, int(self.page.zoom * 100)))
561 def updsboxes(self, page):
562 nodes = [node for node, idx in page.stack[1:]] + [page]
563 l = min(len(self.sboxes), len(nodes))
564 for i, (pbox, node) in enumerate(zip(self.sboxes, nodes)):
565 if pbox.node != node:
568 for i in range(l, len(self.sboxes)):
569 self.sboxbar.remove(self.sboxes[i])
570 self.sboxes = self.sboxes[:l]
571 for i in range(l, len(nodes)):
572 new = sbox(self, nodes[i])
573 self.sboxbar.pack_start(new, False, True, 5)
574 self.sboxes.append(new)
577 def setimg(self, img):
578 if self.page is not None:
579 self.pfr.remove(self.page)
582 self.page = pageview(img)
583 if self.zmode == "1":
584 self.page.set_zoom(1)
585 self.page.set_off((0, 0))
586 self.pfr.add(self.page)
590 def setpage(self, page):
591 if self.point is not None:
594 self.curpage = page.idlist()
595 self.point = ccursor(page, self.cache)
596 self.imgfetch.set(imgfetch(self.cache[page]))
601 def fetchpage(self, fpage, setcb=None):
602 self.imgfetch.set(None)
603 proc = pagefetch(fpage, setcb)
604 self.pagefetch.set(proc)
608 self.set_title("Automanga \u2013 " + self.manga.name)
612 return self.page.zoom
614 def zoom(self, zoom):
615 self.page.set_zoom(zoom)
619 ox, oy = self.page.off
621 self.page.set_off((ox + px, oy + py))
623 def key(self, wdg, ev, data=None):
624 if ev.keyval in [ord('Q'), ord('q')]:
626 elif ev.keyval in [65307]:
627 if self.page is not None:
628 self.pagefetch.set(None)
629 self.imgfetch.set(None)
630 if self.page is not None:
631 if ev.keyval in [ord('O'), ord('o')]:
634 elif ev.keyval in [ord('P'), ord('p')]:
637 elif ev.keyval in [ord('[')]:
638 self.zoom = min(self.zoom * 1.25, 3)
639 elif ev.keyval in [ord(']')]:
641 elif ev.keyval in [ord('h')]:
643 elif ev.keyval in [ord('j')]:
645 elif ev.keyval in [ord('k')]:
647 elif ev.keyval in [ord('l')]:
649 elif ev.keyval in [ord('H')]:
650 self.page.set_off((0, self.page.off[1]))
651 elif ev.keyval in [ord('J')]:
652 self.page.set_off((self.page.off[0], self.page.get_asize()[1]))
653 elif ev.keyval in [ord('K')]:
654 self.page.set_off((self.page.off[1], 0))
655 elif ev.keyval in [ord('L')]:
656 self.page.set_off((self.page.get_asize()[0], self.page.off[1]))
657 if self.point is not None:
658 if ev.keyval in [ord(' ')]:
659 if self.page and self.page.off[1] + self.page.get_asize()[1] < self.page.get_zsize()[1]:
660 self.pan((0, self.page.get_asize()[1] - 50))
662 self.fetchpage(self.point.next, lambda page: self.preload.set(preload(relpageget(page, False, self.cache))))
663 elif ev.keyval in [65288]:
664 if self.page and self.page.off[1] > 0:
665 self.pan((0, -(self.page.get_asize()[1] - 50)))
667 self.fetchpage(self.point.prev, lambda page: self.preload.set(preload(relpageget(page, True, self.cache))))
668 elif ev.keyval in [ord('R'), ord('r')]:
669 page = self.point.cur.cur
671 self.imgfetch.set(imgfetch(self.cache[page]))
676 gobject.type_register(reader)