1 import threading, gtk, 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__()
78 buf = gtk.gdk.PixbufLoader()
80 with self.page.open() as st:
93 return buf.get_pixbuf()
97 if self.st is None or self.st.clen is None:
99 return float(self.p) / float(self.st.clen)
101 class pagecache(object):
102 def __init__(self, sz=50):
106 def __getitem__(self, page):
108 for ol, f in self.bk:
112 self.bk.append((idl, f))
113 if len(self.bk) > self.sz:
114 self.bk = self.bk[-self.sz:]
117 def __delitem__(self, page):
119 for i, (ol, f) in enumerate(self.bk):
125 class relpageget(future):
126 def __init__(self, cur, prev, cache=None):
127 super(relpageget, self).__init__()
128 self.cur = lib.cursor(cur)
136 page = self.cur.prev()
138 page = self.cur.next()
139 except StopIteration:
146 class idpageget(future):
147 def __init__(self, base, idlist):
148 super(idpageget, self).__init__()
153 return lib.cursor(self.bnode.byidlist(self.idlist)).cur
155 class pageget(future):
156 def __init__(self, fnode):
157 super(pageget, self).__init__()
162 return lib.cursor(self.fnode).cur
164 class ccursor(object):
165 def __init__(self, ob, cache=None):
166 self.cur = lib.cursor(ob)
167 self.prev = relpageget(self.cur, True, cache)
168 self.next = relpageget(self.cur, False, cache)
170 class pageview(gtk.Widget):
171 def __init__(self, pixbuf):
172 super(pageview, self).__init__()
174 self.zoomed = None, None
177 self.interp = gtk.gdk.INTERP_HYPER
181 return self.pixbuf.get_width(), self.pixbuf.get_height()
184 return self.allocation.width, self.allocation.height
186 def do_realize(self):
187 self.set_flags(self.flags() | gtk.REALIZED)
188 alloc = self.allocation
189 self.window = gtk.gdk.Window(self.get_parent_window(),
190 width=alloc.width, height=alloc.height,
191 window_type = gtk.gdk.WINDOW_CHILD,
192 wclass = gtk.gdk.INPUT_OUTPUT,
193 event_mask = self.get_events() | gtk.gdk.EXPOSURE_MASK
195 self.window.set_user_data(self)
196 self.style.attach(self.window)
197 self.style.set_background(self.window, gtk.STATE_NORMAL)
198 self.window.move_resize(*alloc)
200 def do_unrealize(self):
201 self.window.set_user_data(None)
203 def do_size_request(self, req):
204 w, h = self.get_osize()
205 req.width, req.height = max(min(w, 4096), 0), max(min(h, 4096), 0)
208 w, h = self.get_osize()
209 alloc = self.allocation
210 return min(float(alloc.width) / float(w), float(alloc.height) / float(h))
212 def do_size_allocate(self, alloc):
213 self.allocation = alloc
215 self.zoom = self.fitzoom()
216 if self.flags() & gtk.REALIZED:
217 self.window.move_resize(*alloc)
219 def get_zoomed(self):
221 pz, zbuf = self.zoomed
223 w, h = self.get_osize()
224 zbuf = self.pixbuf.scale_simple(int(w * zoom), int(h * zoom), self.interp)
225 self.zoomed = zoom, zbuf
229 zbuf = self.get_zoomed()
230 return zbuf.get_width(), zbuf.get_height()
232 def do_expose_event(self, event):
233 aw, ah = self.get_asize()
235 zbuf = self.get_zoomed()
236 zw, zh = self.get_zsize()
245 gc = self.style.fg_gc[gtk.STATE_NORMAL]
246 self.window.draw_pixbuf(gc, zbuf, ox, oy, dx, dy, dw, dh)
248 def set_off(self, off):
249 aw, ah = self.get_asize()
250 zw, zh = self.get_zsize()
252 ox, oy = int(ox), int(oy)
253 if ox > zw - aw: ox = zw - aw
254 if oy > zh - ah: oy = zh - ah
260 def set_zoom(self, zoom):
261 if zoom is not None: zoom = float(zoom)
262 aw, ah = self.get_asize()
263 zw, zh = self.get_zsize()
264 dw, dh = zw - aw, zh - ah
266 xa = float(ox) / float(dw) if dw > 0 else 0.5
267 ya = float(oy) / float(dh) if dh > 0 else 0.5
271 self.zoom = self.fitzoom()
276 zw, zh = self.get_zsize()
277 dw, dh = zw - aw, zh - ah
278 ox = int(xa * dw) if dw > 0 else 0
279 oy = int(ya * dh) if dh > 0 else 0
280 self.set_off((ox, oy))
281 gobject.type_register(pageview)
283 class msgproc(object):
284 def attach(self, reader):
286 self.msg = gtk.Alignment(0, 0.5, 0, 0)
287 self.hlay = gtk.HBox()
288 self.lbl = gtk.Label("")
289 self.hlay.pack_start(self.lbl)
291 self.msg.add(self.hlay)
293 self.rd.sbar.pack_start(self.msg)
299 if self._prog is None:
300 self._prog = gtk.ProgressBar()
301 self.hlay.pack_start(self._prog, padding=5)
303 self._prog.set_fraction(p)
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 profprop(object):
466 def __init__(self, key, default=None):
468 self.default = default
470 def __get__(self, ins, cls):
471 return ins.profile.props.get(self.key, self.default)
473 def __set__(self, ins, val):
474 ins.profile.props[self.key] = val
477 def __delete__(self, ins):
478 del ins.profile.props[self.key]
481 class reader(gtk.Window):
482 def __init__(self, manga, prof=None):
483 super(reader, self).__init__(gtk.WINDOW_TOPLEVEL)
484 self.connect("delete_event", lambda wdg, ev, data=None: False)
485 self.connect("destroy", lambda wdg, data=None: self.quit())
486 self.connect("key_press_event", self.key)
487 self.cache = pagecache()
488 self.pagefetch = procslot(self)
489 self.imgfetch = procslot(self)
490 self.preload = procslot(self)
491 self.profile = prof if prof else profile.memmanga(None, None, manga.id)
499 self.pfr = gtk.Frame(None)
500 self.pfr.set_shadow_type(gtk.SHADOW_NONE)
501 vlay.pack_start(self.pfr)
503 self.sboxbar = gtk.HBox()
504 algn = gtk.Alignment(0, 0.5, 0, 0)
505 sboxlbl = gtk.Label(self.manga.name + u": ")
508 self.sboxbar.pack_start(algn, False)
510 vlay.pack_start(self.sboxbar, False)
512 self.sbar = gtk.HBox()
513 self.pagelbl = gtk.Label("")
514 algn = gtk.Alignment(0, 0.5, 0, 0)
515 algn.add(self.pagelbl)
517 self.sbar.pack_start(algn)
519 vlay.pack_end(self.sbar, False)
524 if self.curpage is not None:
525 self.fetchpage(idpageget(self.manga, self.curpage))
527 self.fetchpage(pageget(self.manga))
530 zmode = profprop("zmode", "fit")
531 curpage = profprop("curpage")
533 def updpagelbl(self):
534 if self.page is None:
535 self.pagelbl.set_text("")
537 w, h = self.page.get_osize()
538 self.pagelbl.set_text(u"%s\u00d7%s (%d%%)" % (w, h, int(self.page.zoom * 100)))
540 def updsboxes(self, page):
541 nodes = [node for node, idx in page.stack[1:]] + [page]
542 l = min(len(self.sboxes), len(nodes))
543 for i, (pbox, node) in enumerate(zip(self.sboxes, nodes)):
544 if pbox.node != node:
547 for i in xrange(l, len(self.sboxes)):
548 self.sboxbar.remove(self.sboxes[i])
549 self.sboxes = self.sboxes[:l]
550 for i in xrange(l, len(nodes)):
551 new = sbox(self, nodes[i])
552 self.sboxbar.pack_start(new, False, padding=5)
553 self.sboxes.append(new)
556 def setimg(self, img):
557 if self.page is not None:
558 self.pfr.remove(self.page)
561 self.page = pageview(img)
562 if self.zmode == "1":
563 self.page.set_zoom(1)
564 self.page.set_off((0, 0))
565 self.pfr.add(self.page)
569 def setpage(self, page):
570 if self.point is not None:
573 self.curpage = page.idlist()
574 self.point = ccursor(page, self.cache)
575 self.imgfetch.set(imgfetch(self.cache[page]))
580 def fetchpage(self, fpage, setcb=None):
581 self.imgfetch.set(None)
582 proc = pagefetch(fpage, setcb)
583 self.pagefetch.set(proc)
587 self.set_title(u"Automanga \u2013 " + self.manga.name)
591 return self.page.zoom
593 def zoom(self, zoom):
594 self.page.set_zoom(zoom)
598 ox, oy = self.page.off
600 self.page.set_off((ox + px, oy + py))
602 def key(self, wdg, ev, data=None):
603 if ev.keyval in [ord('Q'), ord('q')]:
605 elif ev.keyval in [65307]:
606 if self.page is not None:
607 self.pagefetch.set(None)
608 self.imgfetch.set(None)
609 if self.page is not None:
610 if ev.keyval in [ord('O'), ord('o')]:
613 elif ev.keyval in [ord('P'), ord('p')]:
616 elif ev.keyval in [ord('[')]:
617 self.zoom = min(self.zoom * 1.25, 3)
618 elif ev.keyval in [ord(']')]:
620 elif ev.keyval in [ord('h')]:
622 elif ev.keyval in [ord('j')]:
624 elif ev.keyval in [ord('k')]:
626 elif ev.keyval in [ord('l')]:
628 elif ev.keyval in [ord('H')]:
629 self.page.set_off((0, self.page.off[1]))
630 elif ev.keyval in [ord('J')]:
631 self.page.set_off((self.page.off[0], self.page.get_asize()[1]))
632 elif ev.keyval in [ord('K')]:
633 self.page.set_off((self.page.off[1], 0))
634 elif ev.keyval in [ord('L')]:
635 self.page.set_off((self.page.get_asize()[0], self.page.off[1]))
636 if self.point is not None:
637 if ev.keyval in [ord(' ')]:
638 if self.page and self.page.off[1] + self.page.get_asize()[1] < self.page.get_zsize()[1]:
639 self.pan((0, self.page.get_asize()[1] - 50))
641 self.fetchpage(self.point.next, lambda page: self.preload.set(preload(relpageget(page, False, self.cache))))
642 elif ev.keyval in [65288]:
643 if self.page and self.page.off[1] > 0:
644 self.pan((0, -(self.page.get_asize()[1] - 50)))
646 self.fetchpage(self.point.prev, lambda page: self.preload.set(preload(relpageget(page, True, self.cache))))
647 elif ev.keyval in [ord('R'), ord('r')]:
648 page = self.point.cur.cur
650 self.imgfetch.set(imgfetch(self.cache[page]))
655 gobject.type_register(reader)