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()
79 with self.page.open() as st:
91 return buf.get_pixbuf()
95 if self.st is None or self.st.clen is None:
97 return float(self.p) / float(self.st.clen)
99 class pagecache(object):
100 def __init__(self, sz=50):
104 def __getitem__(self, page):
106 for ol, f in self.bk:
110 self.bk.append((idl, f))
111 if len(self.bk) > self.sz:
112 self.bk = self.bk[-self.sz:]
115 def __delitem__(self, page):
117 for i, (ol, f) in enumerate(self.bk):
123 class relpageget(future):
124 def __init__(self, cur, prev, cache=None):
125 super(relpageget, self).__init__()
126 self.cur = lib.cursor(cur)
134 page = self.cur.prev()
136 page = self.cur.next()
137 except StopIteration:
144 class idpageget(future):
145 def __init__(self, base, idlist):
146 super(idpageget, self).__init__()
151 return lib.cursor(self.bnode.byidlist(self.idlist)).cur
153 class pageget(future):
154 def __init__(self, fnode):
155 super(pageget, self).__init__()
160 return lib.cursor(self.fnode).cur
162 class ccursor(object):
163 def __init__(self, ob, cache=None):
164 self.cur = lib.cursor(ob)
165 self.prev = relpageget(self.cur, True, cache)
166 self.next = relpageget(self.cur, False, cache)
168 class pageview(gtk.Widget):
169 def __init__(self, pixbuf):
170 super(pageview, self).__init__()
172 self.zoomed = None, None
175 self.interp = gtk.gdk.INTERP_HYPER
179 return self.pixbuf.get_width(), self.pixbuf.get_height()
182 return self.allocation.width, self.allocation.height
184 def do_realize(self):
185 self.set_flags(self.flags() | gtk.REALIZED)
186 alloc = self.allocation
187 self.window = gtk.gdk.Window(self.get_parent_window(),
188 width=alloc.width, height=alloc.height,
189 window_type = gtk.gdk.WINDOW_CHILD,
190 wclass = gtk.gdk.INPUT_OUTPUT,
191 event_mask = self.get_events() | gtk.gdk.EXPOSURE_MASK
193 self.window.set_user_data(self)
194 self.style.attach(self.window)
195 self.style.set_background(self.window, gtk.STATE_NORMAL)
196 self.window.move_resize(*alloc)
198 def do_unrealize(self):
199 self.window.set_user_data(None)
201 def do_size_request(self, req):
202 w, h = self.get_osize()
203 req.width, req.height = max(min(w, 4096), 0), max(min(h, 4096), 0)
206 w, h = self.get_osize()
207 alloc = self.allocation
208 return min(float(alloc.width) / float(w), float(alloc.height) / float(h))
210 def do_size_allocate(self, alloc):
211 self.allocation = alloc
213 self.zoom = self.fitzoom()
214 if self.flags() & gtk.REALIZED:
215 self.window.move_resize(*alloc)
217 def get_zoomed(self):
219 pz, zbuf = self.zoomed
221 w, h = self.get_osize()
222 zbuf = self.pixbuf.scale_simple(int(w * zoom), int(h * zoom), self.interp)
223 self.zoomed = zoom, zbuf
227 zbuf = self.get_zoomed()
228 return zbuf.get_width(), zbuf.get_height()
230 def do_expose_event(self, event):
231 aw, ah = self.get_asize()
233 zbuf = self.get_zoomed()
234 zw, zh = self.get_zsize()
243 gc = self.style.fg_gc[gtk.STATE_NORMAL]
244 self.window.draw_pixbuf(gc, zbuf, ox, oy, dx, dy, dw, dh)
246 def set_off(self, off):
247 aw, ah = self.get_asize()
248 zw, zh = self.get_zsize()
250 ox, oy = int(ox), int(oy)
251 if ox > zw - aw: ox = zw - aw
252 if oy > zh - ah: oy = zh - ah
258 def set_zoom(self, zoom):
259 if zoom is not None: zoom = float(zoom)
260 aw, ah = self.get_asize()
261 zw, zh = self.get_zsize()
262 dw, dh = zw - aw, zh - ah
264 xa = float(ox) / float(dw) if dw > 0 else 0.5
265 ya = float(oy) / float(dh) if dh > 0 else 0.5
269 self.zoom = self.fitzoom()
274 zw, zh = self.get_zsize()
275 dw, dh = zw - aw, zh - ah
276 ox = int(xa * dw) if dw > 0 else 0
277 oy = int(ya * dh) if dh > 0 else 0
278 self.set_off((ox, oy))
279 gobject.type_register(pageview)
281 class msgproc(object):
282 def attach(self, reader):
284 self.msg = gtk.Alignment(0, 0.5, 0, 0)
285 self.hlay = gtk.HBox()
286 self.lbl = gtk.Label("")
287 self.hlay.pack_start(self.lbl)
289 self.msg.add(self.hlay)
291 self.rd.sbar.pack_start(self.msg)
296 if p is not None and self._prog is None:
297 self._prog = gtk.ProgressBar()
298 self._prog.set_fraction(p)
299 self.hlay.pack_start(self._prog, padding=5)
301 elif p is None and self._prog is not None:
302 self.hlay.remove(self._prog)
306 self.rd.sbar.remove(self.msg)
308 class pagefetch(msgproc):
309 def __init__(self, fpage, setcb=None):
313 def attach(self, reader):
314 super(pagefetch, self).attach(reader)
315 self.lbl.set_text("Fetching page...")
316 self.pg.notify(self.haspage)
319 if self.rd.pagefetch.cur != self: return False
322 if self.pg.val is not None:
323 self.rd.setpage(self.pg.val)
324 if self.setcb is not None:
325 self.setcb(self.pg.val)
326 self.rd.pagefetch.set(None)
328 class imgfetch(msgproc):
329 def __init__(self, fimage):
334 def attach(self, reader):
335 super(imgfetch, self).attach(reader)
336 self.lbl.set_text("Fetching image...")
337 self.img.notify(self.imgprog)
340 if self.rd.imgfetch.cur != self: return False
344 except Exception as e:
349 self.rd.imgfetch.set(None)
351 self.prog(self.img.prog)
355 self.rd.sbar.remove(self.msg)
358 if self.error is not None:
359 self.rd.pagelbl.set_text("Error fetching image: " + self.error)
361 class preload(msgproc):
362 def __init__(self, fpage):
365 def attach(self, reader):
366 super(preload, self).attach(reader)
367 self.lbl.set_text("Fetching next page...")
368 self.pg.notify(self.haspage)
371 if self.rd.preload.cur != self: return False
372 if not self.pg.done: return True
373 if self.pg.val is not None:
374 self.img = self.rd.cache[self.pg.val]
375 self.lbl.set_text("Loading next page...")
376 self.img.notify(self.imgprog)
378 self.rd.preload.set(None)
381 if self.rd.preload.cur != self: return False
383 self.rd.preload.set(None)
385 self.prog(self.img.prog)
389 self.rd.sbar.remove(self.msg)
391 class procslot(object):
392 __slots__ = ["cur", "p"]
393 def __init__(self, p):
398 if self.cur is not None:
409 class plistget(future):
410 def __init__(self, node):
411 super(plistget, self).__init__()
415 return list(self.node)
417 class loadplist(object):
418 def __init__(self, pnode):
420 self.flist = plistget(self.pnode)
422 def attach(self, sbox):
424 self.flist.notify(self.haslist)
427 if self.sbox.loadlist.cur != self: return False
428 if not self.flist.done: return True
429 self.sbox.setlist(self.flist.val)
431 class sbox(gtk.ComboBox):
432 def __init__(self, reader, ptnode):
433 super(sbox, self).__init__()
436 self.pnode, self.pidx = self.node.stack[-1]
438 self.bk = gtk.ListStore(str)
439 self.set_model(self.bk)
440 cell = gtk.CellRendererText()
441 self.pack_start(cell, True)
442 self.add_attribute(cell, "text", 0)
445 self.set_sensitive(False)
446 self.set_focus_on_click(False)
447 self.bk.append([ptnode.name])
448 self.loadlist = procslot(self)
449 self.loadlist.set(loadplist(self.pnode))
451 def setlist(self, ls):
453 for i, ch in enumerate(ls):
454 self.bk.append(["%i/%i: %s" % (i + 1, len(ls), ch.name)])
455 self.set_active(self.pidx)
456 self.set_sensitive(True)
457 self.connect("changed", self.changed_cb)
459 def changed_cb(self, wdg, data=None):
460 self.rd.fetchpage(pageget(self.pnode[self.get_active()]))
462 class profprop(object):
463 def __init__(self, key, default=None):
465 self.default = default
467 def __get__(self, ins, cls):
468 return ins.profile.props.get(self.key, self.default)
470 def __set__(self, ins, val):
471 ins.profile.props[self.key] = val
474 def __delete__(self, ins):
475 del ins.profile.props[self.key]
478 class reader(gtk.Window):
479 def __init__(self, manga, prof=None):
480 super(reader, self).__init__(gtk.WINDOW_TOPLEVEL)
481 self.connect("delete_event", lambda wdg, ev, data=None: False)
482 self.connect("destroy", lambda wdg, data=None: self.quit())
483 self.connect("key_press_event", self.key)
484 self.cache = pagecache()
485 self.pagefetch = procslot(self)
486 self.imgfetch = procslot(self)
487 self.preload = procslot(self)
488 self.profile = prof if prof else profile.memmanga(None, None, manga.id)
496 self.pfr = gtk.Frame(None)
497 self.pfr.set_shadow_type(gtk.SHADOW_NONE)
498 vlay.pack_start(self.pfr)
500 self.sboxbar = gtk.HBox()
501 algn = gtk.Alignment(0, 0.5, 0, 0)
502 sboxlbl = gtk.Label(self.manga.name + u": ")
505 self.sboxbar.pack_start(algn, False)
507 vlay.pack_start(self.sboxbar, False)
509 self.sbar = gtk.HBox()
510 self.pagelbl = gtk.Label("")
511 algn = gtk.Alignment(0, 0.5, 0, 0)
512 algn.add(self.pagelbl)
514 self.sbar.pack_start(algn)
516 vlay.pack_end(self.sbar, False)
521 if self.curpage is not None:
522 self.fetchpage(idpageget(self.manga, self.curpage))
524 self.fetchpage(pageget(self.manga))
527 zmode = profprop("zmode", "fit")
528 curpage = profprop("curpage")
530 def updpagelbl(self):
531 if self.page is None:
532 self.pagelbl.set_text("")
534 w, h = self.page.get_osize()
535 self.pagelbl.set_text(u"%s\u00d7%s (%d%%)" % (w, h, int(self.page.zoom * 100)))
537 def updsboxes(self, page):
538 nodes = [node for node, idx in page.stack[1:]] + [page]
539 l = min(len(self.sboxes), len(nodes))
540 for i, (pbox, node) in enumerate(zip(self.sboxes, nodes)):
541 if pbox.node != node:
544 for i in xrange(l, len(self.sboxes)):
545 self.sboxbar.remove(self.sboxes[i])
546 self.sboxes = self.sboxes[:l]
547 for i in xrange(l, len(nodes)):
548 new = sbox(self, nodes[i])
549 self.sboxbar.pack_start(new, False, padding=5)
550 self.sboxes.append(new)
553 def setimg(self, img):
554 if self.page is not None:
555 self.pfr.remove(self.page)
558 self.page = pageview(img)
559 if self.zmode == "1":
560 self.page.set_zoom(1)
561 self.page.set_off((0, 0))
562 self.pfr.add(self.page)
566 def setpage(self, page):
567 if self.point is not None:
570 self.curpage = page.idlist()
571 self.point = ccursor(page, self.cache)
572 self.imgfetch.set(imgfetch(self.cache[page]))
577 def fetchpage(self, fpage, setcb=None):
578 self.imgfetch.set(None)
579 proc = pagefetch(fpage, setcb)
580 self.pagefetch.set(proc)
584 self.set_title(u"Automanga \u2013 " + self.manga.name)
588 return self.page.zoom
590 def zoom(self, zoom):
591 self.page.set_zoom(zoom)
595 ox, oy = self.page.off
597 self.page.set_off((ox + px, oy + py))
599 def key(self, wdg, ev, data=None):
600 if ev.keyval in [ord('Q'), ord('q')]:
602 elif ev.keyval in [65307]:
603 if self.page is not None:
604 self.pagefetch.set(None)
605 self.imgfetch.set(None)
606 if self.page is not None:
607 if ev.keyval in [ord('O'), ord('o')]:
610 elif ev.keyval in [ord('P'), ord('p')]:
613 elif ev.keyval in [ord('[')]:
614 self.zoom = min(self.zoom * 1.25, 3)
615 elif ev.keyval in [ord(']')]:
617 elif ev.keyval in [ord('h')]:
619 elif ev.keyval in [ord('j')]:
621 elif ev.keyval in [ord('k')]:
623 elif ev.keyval in [ord('l')]:
625 elif ev.keyval in [ord('H')]:
626 self.page.set_off((0, self.page.off[1]))
627 elif ev.keyval in [ord('J')]:
628 self.page.set_off((self.page.off[0], self.page.get_asize()[1]))
629 elif ev.keyval in [ord('K')]:
630 self.page.set_off((self.page.off[1], 0))
631 elif ev.keyval in [ord('L')]:
632 self.page.set_off((self.page.get_asize()[0], self.page.off[1]))
633 if self.point is not None:
634 if ev.keyval in [ord(' ')]:
635 self.fetchpage(self.point.next, lambda page: self.preload.set(preload(relpageget(page, False, self.cache))))
636 elif ev.keyval in [65288]:
637 self.fetchpage(self.point.prev, lambda page: self.preload.set(preload(relpageget(page, True, self.cache))))
638 elif ev.keyval in [ord('R'), ord('r')]:
639 page = self.point.cur.cur
641 self.imgfetch.set(imgfetch(self.cache[page]))
646 gobject.type_register(reader)