1 import threading, gtk, gio, gobject
4 class notdone(Exception): pass
6 class future(threading.Thread):
10 super(future, self).__init__()
19 super(future, self).start()
25 except Exception as e:
27 gobject.idle_add(self._callcbs, True)
30 gobject.idle_add(self._callcbs, True)
32 def _callcbs(self, final):
34 for cb in self._notlist:
37 self._notlist = [] if final else nls
39 # Caller must hold GDK lock
43 self._notlist.append(cb)
48 gobject.idle_add(self._callcbs, False)
53 if self._exc is not None:
62 return self._exc != None or self._val != None
66 while self.is_alive():
70 class imgload(future):
71 def __init__(self, page):
72 super(imgload, self).__init__()
79 with self.page.open() as st:
92 return gtk.gdk.pixbuf_new_from_stream(gio.memory_input_stream_new_from_data(str(buf)))
98 if self.st is None or self.st.clen is None:
100 return float(self.p) / float(self.st.clen)
102 class pagecache(object):
103 def __init__(self, sz=50):
107 def __getitem__(self, page):
109 for ol, f in self.bk:
113 self.bk.append((idl, f))
114 if len(self.bk) > self.sz:
115 self.bk = self.bk[-self.sz:]
118 def __delitem__(self, page):
120 for i, (ol, f) in enumerate(self.bk):
126 class relpageget(future):
127 def __init__(self, cur, prev, cache=None):
128 super(relpageget, self).__init__()
129 self.cur = lib.cursor(cur)
137 page = self.cur.prev()
139 page = self.cur.next()
140 except StopIteration:
147 class idpageget(future):
148 def __init__(self, base, idlist):
149 super(idpageget, self).__init__()
154 return lib.cursor(self.bnode.byidlist(self.idlist)).cur
156 class pageget(future):
157 def __init__(self, fnode):
158 super(pageget, self).__init__()
163 return lib.cursor(self.fnode).cur
165 class ccursor(object):
166 def __init__(self, ob, cache=None):
167 self.cur = lib.cursor(ob)
168 self.prev = relpageget(self.cur, True, cache)
169 self.next = relpageget(self.cur, False, cache)
171 class pageview(gtk.Widget):
172 def __init__(self, pixbuf):
173 super(pageview, self).__init__()
175 self.zoomed = None, None
178 self.interp = gtk.gdk.INTERP_HYPER
182 return self.pixbuf.get_width(), self.pixbuf.get_height()
185 return self.allocation.width, self.allocation.height
187 def do_realize(self):
188 self.set_flags(self.flags() | gtk.REALIZED)
189 alloc = self.allocation
190 self.window = gtk.gdk.Window(self.get_parent_window(),
191 width=alloc.width, height=alloc.height,
192 window_type = gtk.gdk.WINDOW_CHILD,
193 wclass = gtk.gdk.INPUT_OUTPUT,
194 event_mask = self.get_events() | gtk.gdk.EXPOSURE_MASK
196 self.window.set_user_data(self)
197 self.style.attach(self.window)
198 self.style.set_background(self.window, gtk.STATE_NORMAL)
199 self.window.move_resize(*alloc)
201 def do_unrealize(self):
202 self.window.set_user_data(None)
204 def do_size_request(self, req):
205 w, h = self.get_osize()
206 req.width, req.height = max(min(w, 4096), 0), max(min(h, 4096), 0)
209 w, h = self.get_osize()
210 alloc = self.allocation
211 return min(float(alloc.width) / float(w), float(alloc.height) / float(h))
213 def do_size_allocate(self, alloc):
214 self.allocation = alloc
216 self.zoom = self.fitzoom()
217 if self.flags() & gtk.REALIZED:
218 self.window.move_resize(*alloc)
220 def get_zoomed(self):
222 pz, zbuf = self.zoomed
224 w, h = self.get_osize()
225 zbuf = self.pixbuf.scale_simple(int(w * zoom), int(h * zoom), self.interp)
226 self.zoomed = zoom, zbuf
230 zbuf = self.get_zoomed()
231 return zbuf.get_width(), zbuf.get_height()
233 def do_expose_event(self, event):
234 aw, ah = self.get_asize()
236 zbuf = self.get_zoomed()
237 zw, zh = self.get_zsize()
246 gc = self.style.fg_gc[gtk.STATE_NORMAL]
247 self.window.draw_pixbuf(gc, zbuf, ox, oy, dx, dy, dw, dh)
249 def set_off(self, off):
250 aw, ah = self.get_asize()
251 zw, zh = self.get_zsize()
253 ox, oy = int(ox), int(oy)
254 if ox > zw - aw: ox = zw - aw
255 if oy > zh - ah: oy = zh - ah
261 def set_zoom(self, zoom):
262 if zoom is not None: zoom = float(zoom)
263 aw, ah = self.get_asize()
264 zw, zh = self.get_zsize()
265 dw, dh = zw - aw, zh - ah
267 xa = float(ox) / float(dw) if dw > 0 else 0.5
268 ya = float(oy) / float(dh) if dh > 0 else 0.5
272 self.zoom = self.fitzoom()
277 zw, zh = self.get_zsize()
278 dw, dh = zw - aw, zh - ah
279 ox = int(xa * dw) if dw > 0 else 0
280 oy = int(ya * dh) if dh > 0 else 0
281 self.set_off((ox, oy))
282 gobject.type_register(pageview)
284 class msgproc(object):
285 def attach(self, reader):
287 self.msg = gtk.Alignment(0, 0.5, 0, 0)
288 self.hlay = gtk.HBox()
289 self.lbl = gtk.Label("")
290 self.hlay.pack_start(self.lbl)
292 self.msg.add(self.hlay)
294 self.rd.sbar.pack_start(self.msg)
299 if p is not None and self._prog is None:
300 self._prog = gtk.ProgressBar()
301 self._prog.set_fraction(p)
302 self.hlay.pack_start(self._prog, padding=5)
304 elif p is None and self._prog is not None:
305 self.hlay.remove(self._prog)
309 self.rd.sbar.remove(self.msg)
311 class pagefetch(msgproc):
312 def __init__(self, fpage, setcb=None):
316 def attach(self, reader):
317 super(pagefetch, self).attach(reader)
318 self.lbl.set_text("Fetching page...")
319 self.pg.notify(self.haspage)
322 if self.rd.pagefetch.cur != self: return False
325 if self.pg.val is not None:
326 self.rd.setpage(self.pg.val)
327 if self.setcb is not None:
328 self.setcb(self.pg.val)
329 self.rd.pagefetch.set(None)
331 class imgfetch(msgproc):
332 def __init__(self, fimage):
337 def attach(self, reader):
338 super(imgfetch, self).attach(reader)
339 self.lbl.set_text("Fetching image...")
340 self.img.notify(self.imgprog)
343 if self.rd.imgfetch.cur != self: return False
347 except Exception as e:
352 self.rd.imgfetch.set(None)
354 self.prog(self.img.prog)
358 self.rd.sbar.remove(self.msg)
361 if self.error is not None:
362 self.rd.pagelbl.set_text("Error fetching image: " + self.error)
364 class preload(msgproc):
365 def __init__(self, fpage):
368 def attach(self, reader):
369 super(preload, self).attach(reader)
370 self.lbl.set_text("Fetching next page...")
371 self.pg.notify(self.haspage)
374 if self.rd.preload.cur != self: return False
375 if not self.pg.done: return True
376 if self.pg.val is not None:
377 self.img = self.rd.cache[self.pg.val]
378 self.lbl.set_text("Loading next page...")
379 self.img.notify(self.imgprog)
381 self.rd.preload.set(None)
384 if self.rd.preload.cur != self: return False
386 self.rd.preload.set(None)
388 self.prog(self.img.prog)
392 self.rd.sbar.remove(self.msg)
394 class procslot(object):
395 __slots__ = ["cur", "p"]
396 def __init__(self, p):
401 if self.cur is not None:
412 class plistget(future):
413 def __init__(self, node):
414 super(plistget, self).__init__()
418 return list(self.node)
420 class loadplist(object):
421 def __init__(self, pnode):
423 self.flist = plistget(self.pnode)
425 def attach(self, sbox):
427 self.flist.notify(self.haslist)
430 if self.sbox.loadlist.cur != self: return False
431 if not self.flist.done: return True
432 self.sbox.setlist(self.flist.val)
434 class sbox(gtk.ComboBox):
435 def __init__(self, reader, ptnode):
436 super(sbox, self).__init__()
439 self.pnode, self.pidx = self.node.stack[-1]
441 self.bk = gtk.ListStore(str)
442 self.set_model(self.bk)
443 cell = gtk.CellRendererText()
444 self.pack_start(cell, True)
445 self.add_attribute(cell, "text", 0)
448 self.set_sensitive(False)
449 self.set_focus_on_click(False)
450 self.bk.append([ptnode.name])
451 self.loadlist = procslot(self)
452 self.loadlist.set(loadplist(self.pnode))
454 def setlist(self, ls):
456 for i, ch in enumerate(ls):
457 self.bk.append(["%i/%i: %s" % (i + 1, len(ls), ch.name)])
458 self.set_active(self.pidx)
459 self.set_sensitive(True)
460 self.connect("changed", self.changed_cb)
462 def changed_cb(self, wdg, data=None):
463 self.rd.fetchpage(pageget(self.pnode[self.get_active()]))
465 class reader(gtk.Window):
466 def __init__(self, manga, prof=None):
467 super(reader, self).__init__(gtk.WINDOW_TOPLEVEL)
468 self.connect("delete_event", lambda wdg, ev, data=None: False)
469 self.connect("destroy", lambda wdg, data=None: self.quit())
470 self.connect("key_press_event", self.key)
471 self.cache = pagecache()
472 self.pagefetch = procslot(self)
473 self.imgfetch = procslot(self)
474 self.preload = procslot(self)
475 self.profile = prof if prof else profile.memmanga(None, None, manga.id)
483 self.pfr = gtk.Frame(None)
484 self.pfr.set_shadow_type(gtk.SHADOW_NONE)
485 vlay.pack_start(self.pfr)
487 self.sboxbar = gtk.HBox()
488 algn = gtk.Alignment(0, 0.5, 0, 0)
489 sboxlbl = gtk.Label(self.manga.name + u": ")
492 self.sboxbar.pack_start(algn, False)
494 vlay.pack_start(self.sboxbar, False)
496 self.sbar = gtk.HBox()
497 self.pagelbl = gtk.Label("")
498 algn = gtk.Alignment(0, 0.5, 0, 0)
499 algn.add(self.pagelbl)
501 self.sbar.pack_start(algn)
503 vlay.pack_end(self.sbar, False)
508 if "curpage" in self.profile.props:
509 self.fetchpage(idpageget(self.manga, self.profile.props["curpage"]))
511 self.fetchpage(pageget(self.manga))
514 def updpagelbl(self):
515 if self.page is None:
516 self.pagelbl.set_text("")
518 w, h = self.page.get_osize()
519 self.pagelbl.set_text(u"%s\u00d7%s (%d%%)" % (w, h, int(self.page.zoom * 100)))
521 def updsboxes(self, page):
522 nodes = [node for node, idx in page.stack[1:]] + [page]
523 l = min(len(self.sboxes), len(nodes))
524 for i, (pbox, node) in enumerate(zip(self.sboxes, nodes)):
525 if pbox.node != node:
528 for i in xrange(l, len(self.sboxes)):
529 self.sboxbar.remove(self.sboxes[i])
530 self.sboxes = self.sboxes[:l]
531 for i in xrange(l, len(nodes)):
532 new = sbox(self, nodes[i])
533 self.sboxbar.pack_start(new, False, padding=5)
534 self.sboxes.append(new)
537 def setimg(self, img):
538 if self.page is not None:
539 self.pfr.remove(self.page)
542 self.page = pageview(img)
543 self.pfr.add(self.page)
547 def setpage(self, page):
548 if self.point is not None:
551 self.profile.props["curpage"] = page.idlist()
553 self.point = ccursor(page, self.cache)
554 self.imgfetch.set(imgfetch(self.cache[page]))
559 def fetchpage(self, fpage, setcb=None):
560 self.imgfetch.set(None)
561 proc = pagefetch(fpage, setcb)
562 self.pagefetch.set(proc)
566 self.set_title(u"Automanga \u2013 " + self.manga.name)
570 return self.page.zoom
572 def zoom(self, zoom):
573 self.page.set_zoom(zoom)
577 ox, oy = self.page.off
579 self.page.set_off((ox + px, oy + py))
581 def key(self, wdg, ev, data=None):
582 if ev.keyval in [ord('Q'), ord('q')]:
584 elif ev.keyval in [65307]:
585 if self.page is not None:
586 self.pagefetch.set(None)
587 self.imgfetch.set(None)
588 if self.page is not None:
589 if ev.keyval in [ord('O'), ord('o')]:
591 elif ev.keyval in [ord('P'), ord('p')]:
593 elif ev.keyval in [ord('[')]:
594 self.zoom = min(self.zoom * 1.25, 3)
595 elif ev.keyval in [ord(']')]:
597 elif ev.keyval in [ord('h')]:
599 elif ev.keyval in [ord('j')]:
601 elif ev.keyval in [ord('k')]:
603 elif ev.keyval in [ord('l')]:
605 elif ev.keyval in [ord('H')]:
606 self.page.set_off((0, self.page.off[1]))
607 elif ev.keyval in [ord('J')]:
608 self.page.set_off((self.page.off[0], self.page.get_asize()[1]))
609 elif ev.keyval in [ord('K')]:
610 self.page.set_off((self.page.off[1], 0))
611 elif ev.keyval in [ord('L')]:
612 self.page.set_off((self.page.get_asize()[0], self.page.off[1]))
613 if self.point is not None:
614 if ev.keyval in [ord(' ')]:
615 self.fetchpage(self.point.next, lambda page: self.preload.set(preload(relpageget(page, False, self.cache))))
616 elif ev.keyval in [65288]:
617 self.fetchpage(self.point.prev, lambda page: self.preload.set(preload(relpageget(page, True, self.cache))))
618 elif ev.keyval in [ord('R'), ord('r')]:
619 page = self.point.cur.cur
621 self.imgfetch.set(imgfetch(self.cache[page]))
626 gobject.type_register(reader)