def dnd_get_image(md, image_exts=IMAGE_EXTENSIONS): ''' Get the image in the QMimeData object md. :return: None, None if no image is found QPixmap, None if an image is found, the pixmap is guaranteed not null url, filename if a URL that points to an image is found ''' if dnd_has_image(md): for x in md.formats(): x = unicode(x) if x.startswith('image/'): cdata = bytes(md.data(x)) pmap = QPixmap() pmap.loadFromData(cdata) if not pmap.isNull(): return pmap, None break # No image, look for a URL pointing to an image if md.hasUrls(): urls = [unicode(u.toString()) for u in md.urls()] purls = [urlparse(u) for u in urls] # First look for a local file images = [u2p(xu) for xu in purls if xu.scheme in ('', 'file')] images = [ xi for xi in images if posixpath.splitext(urllib.unquote(xi))[1] [1:].lower() in image_exts ] images = [xi for xi in images if os.path.exists(xi)] p = QPixmap() for path in images: try: with open(path, 'rb') as f: p.loadFromData(f.read()) except: continue if not p.isNull(): return p, None # No local images, look for remote ones # First, see if this is from Firefox rurl, fname = get_firefox_rurl(md, image_exts) if rurl and fname: return rurl, fname # Look through all remaining URLs remote_urls = [ xu for xu in purls if xu.scheme in ('http', 'https', 'ftp') and posixpath.splitext(xu.path)[1][1:].lower() in image_exts ] if remote_urls: rurl = remote_urls[0] fname = posixpath.basename(urllib.unquote(rurl.path)) return urlunparse(rurl), fname return None, None
def dnd_get_image(md, image_exts=IMAGE_EXTENSIONS): ''' Get the image in the QMimeData object md. :return: None, None if no image is found QPixmap, None if an image is found, the pixmap is guaranteed not null url, filename if a URL that points to an image is found ''' if dnd_has_image(md): for x in md.formats(): x = unicode(x) if x.startswith('image/'): cdata = bytes(md.data(x)) pmap = QPixmap() pmap.loadFromData(cdata) if not pmap.isNull(): return pmap, None break # No image, look for a URL pointing to an image if md.hasUrls(): urls = [unicode(u.toString()) for u in md.urls()] purls = [urlparse(u) for u in urls] # First look for a local file images = [u2p(x) for x in purls if x.scheme in ('', 'file')] images = [x for x in images if posixpath.splitext(urllib.unquote(x))[1][1:].lower() in image_exts] images = [x for x in images if os.path.exists(x)] p = QPixmap() for path in images: try: with open(path, 'rb') as f: p.loadFromData(f.read()) except: continue if not p.isNull(): return p, None # No local images, look for remote ones # First, see if this is from Firefox rurl, fname = get_firefox_rurl(md, image_exts) if rurl and fname: return rurl, fname # Look through all remaining URLs remote_urls = [x for x in purls if x.scheme in ('http', 'https', 'ftp') and posixpath.splitext(x.path)[1][1:].lower() in image_exts] if remote_urls: rurl = remote_urls[0] fname = posixpath.basename(urllib.unquote(rurl.path)) return urlunparse(rurl), fname return None, None
def files_dropped_on_book(self, event, paths, cid=None): accept = False if self.gui.current_view() is not self.gui.library_view: return db = self.gui.library_view.model().db cover_changed = False current_idx = self.gui.library_view.currentIndex() if cid is None: if not current_idx.isValid(): return cid = db.id(current_idx.row()) if cid is None else cid for path in paths: ext = os.path.splitext(path)[1].lower() if ext: ext = ext[1:] if ext in IMAGE_EXTENSIONS: pmap = QPixmap() pmap.load(path) if not pmap.isNull(): accept = True db.set_cover(cid, pmap) cover_changed = True elif ext in BOOK_EXTENSIONS: db.add_format_with_hooks(cid, ext, path, index_is_id=True) accept = True if accept and event is not None: event.accept() if current_idx.isValid(): self.gui.library_view.model().current_changed(current_idx, current_idx) if cover_changed: if self.gui.cover_flow: self.gui.cover_flow.dataChanged()
def select_cover(self): files = choose_images(self, 'change cover dialog', _('Choose cover for ') + unicode(self.title.text())) if not files: return _file = files[0] if _file: _file = os.path.abspath(_file) if not os.access(_file, os.R_OK): d = error_dialog(self.parent(), _('Cannot read'), _('You do not have permission to read the file: ') + _file) d.exec_() return cf, cover = None, None try: cf = open(_file, "rb") cover = cf.read() except IOError as e: d = error_dialog(self.parent(), _('Error reading file'), _("<p>There was an error reading from file: <br /><b>") + _file + "</b></p><br />"+str(e)) d.exec_() if cover: pix = QPixmap() pix.loadFromData(cover) if pix.isNull(): d = error_dialog(self.parent(), _('Error reading file'), _file + _(" is not a valid picture")) d.exec_() else: self.cover_path.setText(_file) self.set_cover_tooltip(pix) self.cover.setPixmap(pix) self.cover_changed = True self.cpixmap = pix self.cover_data = cover
def initialize_metadata_options(self): self.initialize_combos() self.author.editTextChanged.connect(self.deduce_author_sort) mi = self.db.get_metadata(self.book_id, index_is_id=True) self.title.setText(mi.title) self.publisher.show_initial_value(mi.publisher if mi.publisher else '') self.author_sort.setText(mi.author_sort if mi.author_sort else '') self.tags.setText(', '.join(mi.tags if mi.tags else [])) self.tags.update_items_cache(self.db.all_tags()) self.comment.html = comments_to_html( mi.comments) if mi.comments else '' self.series.show_initial_value(mi.series if mi.series else '') if mi.series_index is not None: try: self.series_index.setValue(mi.series_index) except: self.series_index.setValue(1.0) cover = self.db.cover(self.book_id, index_is_id=True) if cover: pm = QPixmap() pm.loadFromData(cover) if not pm.isNull(): self.cover.setPixmap(pm) self.cover_data = cover self.set_cover_tooltip(pm) else: self.cover.setPixmap(QPixmap(I('default_cover.png'))) self.cover.setToolTip(_('This book has no cover')) for x in ('author', 'series', 'publisher'): x = getattr(self, x) x.lineEdit().deselect()
def files_dropped_on_book(self, event, paths, cid=None): accept = False if self.gui.current_view() is not self.gui.library_view: return db = self.gui.library_view.model().db cover_changed = False current_idx = self.gui.library_view.currentIndex() if cid is None: if not current_idx.isValid(): return cid = db.id(current_idx.row()) if cid is None else cid for path in paths: ext = os.path.splitext(path)[1].lower() if ext: ext = ext[1:] if ext in IMAGE_EXTENSIONS: pmap = QPixmap() pmap.load(path) if not pmap.isNull(): accept = True db.set_cover(cid, pmap) cover_changed = True elif ext in BOOK_EXTENSIONS: db.add_format_with_hooks(cid, ext, path, index_is_id=True) accept = True if accept and event is not None: event.accept() if current_idx.isValid(): self.gui.library_view.model().current_changed( current_idx, current_idx) if cover_changed: if self.gui.cover_flow: self.gui.cover_flow.dataChanged()
def initialize_metadata_options(self): self.initialize_combos() self.author.editTextChanged.connect(self.deduce_author_sort) mi = self.db.get_metadata(self.book_id, index_is_id=True) self.title.setText(mi.title) self.publisher.show_initial_value(mi.publisher if mi.publisher else '') self.author_sort.setText(mi.author_sort if mi.author_sort else '') self.tags.setText(', '.join(mi.tags if mi.tags else [])) self.tags.update_items_cache(self.db.all_tags()) self.comment.html = comments_to_html(mi.comments) if mi.comments else '' self.series.show_initial_value(mi.series if mi.series else '') if mi.series_index is not None: try: self.series_index.setValue(mi.series_index) except: self.series_index.setValue(1.0) cover = self.db.cover(self.book_id, index_is_id=True) if cover: pm = QPixmap() pm.loadFromData(cover) if not pm.isNull(): self.cover.setPixmap(pm) self.cover_data = cover self.set_cover_tooltip(pm) else: self.cover.setPixmap(QPixmap(I('default_cover.png'))) self.cover.setToolTip(_('This book has no cover')) for x in ('author', 'series', 'publisher'): x = getattr(self, x) x.lineEdit().deselect()
class ImageView(QWidget, ImageDropMixin): # {{{ BORDER_WIDTH = 1 cover_changed = pyqtSignal(object) def __init__(self, parent=None): QWidget.__init__(self, parent) self._pixmap = QPixmap(self) self.setMinimumSize(QSize(150, 200)) ImageDropMixin.__init__(self) self.draw_border = True def setPixmap(self, pixmap): if not isinstance(pixmap, QPixmap): raise TypeError('Must use a QPixmap') self._pixmap = pixmap self.updateGeometry() self.update() def pixmap(self): return self._pixmap def sizeHint(self): if self._pixmap.isNull(): return self.minimumSize() return self._pixmap.size() def paintEvent(self, event): QWidget.paintEvent(self, event) pmap = self._pixmap if pmap.isNull(): return w, h = pmap.width(), pmap.height() cw, ch = self.rect().width(), self.rect().height() scaled, nw, nh = fit_image(w, h, cw, ch) if scaled: pmap = pmap.scaled(nw, nh, Qt.IgnoreAspectRatio, Qt.SmoothTransformation) w, h = pmap.width(), pmap.height() x = int(abs(cw - w) / 2.) y = int(abs(ch - h) / 2.) target = QRect(x, y, w, h) p = QPainter(self) p.setRenderHints(QPainter.Antialiasing | QPainter.SmoothPixmapTransform) p.drawPixmap(target, pmap) pen = QPen() pen.setWidth(self.BORDER_WIDTH) p.setPen(pen) if self.draw_border: p.drawRect(target) #p.drawRect(self.rect()) p.end()
def __init__(self, parent, collection, item): QWidget.__init__(self, parent) self.setupUi(self) self.parent = parent self.item = item self.collection = collection self.header.setText(collection.title) self.description.setText(collection.description) icon = QPixmap(":/gui/pics/%s" % collection.icon) if icon.isNull(): icon = QPixmap(":/gui/pics/systemsettings.png") self.icon.setPixmap(icon)
def update_result(self, plugin_name, width, height, data): if plugin_name.endswith('}'): # multi cover plugin plugin_name = plugin_name.partition('{')[0] plugin = [ plugin for plugin in self.plugin_map if plugin.name == plugin_name ] if not plugin: return plugin = plugin[0] last_row = max(self.plugin_map[plugin]) pmap = QPixmap() pmap.loadFromData(data) if pmap.isNull(): return self.beginInsertRows(QModelIndex(), last_row, last_row) for rows in self.plugin_map.itervalues(): for i in xrange(len(rows)): if rows[i] >= last_row: rows[i] += 1 self.plugin_map[plugin].insert(-1, last_row) self.covers.insert(last_row, self.get_item(plugin_name, pmap, waiting=False)) self.endInsertRows() else: # single cover plugin idx = None for plugin, rows in self.plugin_map.iteritems(): if plugin.name == plugin_name: idx = rows[0] break if idx is None: return pmap = QPixmap() pmap.loadFromData(data) if pmap.isNull(): return self.covers[idx] = self.get_item(plugin_name, pmap, waiting=False) self.dataChanged.emit(self.index(idx), self.index(idx))
class ImageView(QWidget, ImageDropMixin): # {{{ BORDER_WIDTH = 1 cover_changed = pyqtSignal(object) def __init__(self, parent=None): QWidget.__init__(self, parent) self._pixmap = QPixmap(self) self.setMinimumSize(QSize(150, 200)) ImageDropMixin.__init__(self) self.draw_border = True def setPixmap(self, pixmap): if not isinstance(pixmap, QPixmap): raise TypeError('Must use a QPixmap') self._pixmap = pixmap self.updateGeometry() self.update() def pixmap(self): return self._pixmap def sizeHint(self): if self._pixmap.isNull(): return self.minimumSize() return self._pixmap.size() def paintEvent(self, event): QWidget.paintEvent(self, event) pmap = self._pixmap if pmap.isNull(): return w, h = pmap.width(), pmap.height() cw, ch = self.rect().width(), self.rect().height() scaled, nw, nh = fit_image(w, h, cw, ch) if scaled: pmap = pmap.scaled(nw, nh, Qt.IgnoreAspectRatio, Qt.SmoothTransformation) w, h = pmap.width(), pmap.height() x = int(abs(cw - w)/2.) y = int(abs(ch - h)/2.) target = QRect(x, y, w, h) p = QPainter(self) p.setRenderHints(QPainter.Antialiasing | QPainter.SmoothPixmapTransform) p.drawPixmap(target, pmap) pen = QPen() pen.setWidth(self.BORDER_WIDTH) p.setPen(pen) if self.draw_border: p.drawRect(target) #p.drawRect(self.rect()) p.end()
def update_result(self, plugin_name, width, height, data): idx = None for plugin, i in self.plugin_map.iteritems(): if plugin.name == plugin_name: idx = i break if idx is None: return pmap = QPixmap() pmap.loadFromData(data) if pmap.isNull(): return self.covers[idx] = self.get_item(plugin_name, pmap, waiting=False) self.dataChanged.emit(self.index(idx), self.index(idx))
def insert_cover(self): if self.cover_data is None: return item_path = os.path.join(self.tmp_path, 'cover.pdf') printer = get_pdf_printer(self.opts, output_file_name=item_path) self.combine_queue.insert(0, item_path) p = QPixmap() p.loadFromData(self.cover_data) if not p.isNull(): painter = QPainter(printer) draw_image_page(printer, painter, p, preserve_aspect_ratio=self.opts.preserve_cover_aspect_ratio) painter.end() printer.abort()
def from_mi(self, mi): p = getattr(mi, 'cover', None) if p and os.path.exists(p): pmap = QPixmap() with open(p, 'rb') as f: pmap.loadFromData(f.read()) if not pmap.isNull(): self.pixmap = pmap self.update() self.changed.emit() return cd = getattr(mi, 'cover_data', (None, None)) if cd and cd[1]: pmap = QPixmap() pmap.loadFromData(cd[1]) if not pmap.isNull(): self.pixmap = pmap self.update() self.changed.emit() return self.pixmap = None self.update() self.changed.emit()
def insert_cover(self): if not isinstance(self.cover_data, bytes): return item_path = os.path.join(self.tmp_path, "cover.pdf") printer = get_pdf_printer(self.opts, output_file_name=item_path, for_comic=True) self.combine_queue.insert(0, item_path) p = QPixmap() p.loadFromData(self.cover_data) if not p.isNull(): painter = QPainter(printer) draw_image_page(printer, painter, p, preserve_aspect_ratio=self.opts.preserve_cover_aspect_ratio) painter.end() self.append_doc(item_path) printer.abort()
def dump(self, items, out_stream, pdf_metadata): opts = self.opts self.outline = Outline(self.toc, items) page_size = get_page_size(self.opts) xdpi, ydpi = self.view.logicalDpiX(), self.view.logicalDpiY() ml, mr = opts.margin_left, opts.margin_right margin_side = min(ml, mr) ml, mr = ml - margin_side, mr - margin_side self.doc = PdfDevice(out_stream, page_size=page_size, left_margin=ml, top_margin=0, right_margin=mr, bottom_margin=0, xdpi=xdpi, ydpi=ydpi, errors=self.log.error, debug=self.log.debug, compress=not opts.uncompressed_pdf) self.page.setViewportSize(QSize(self.doc.width(), self.doc.height())) self.render_queue = items self.total_items = len(items) # TODO: Test margins mt, mb = map(self.doc.to_px, (opts.margin_top, opts.margin_bottom)) ms = self.doc.to_px(margin_side, vertical=False) self.margin_top, self.margin_size, self.margin_bottom = map( lambda x:int(floor(x)), (mt, ms, mb)) self.painter = QPainter(self.doc) self.doc.set_metadata(title=pdf_metadata.title, author=pdf_metadata.author, tags=pdf_metadata.tags) self.painter.save() try: if self.cover_data is not None: p = QPixmap() p.loadFromData(self.cover_data) if not p.isNull(): draw_image_page(QRect(0, 0, self.doc.width(), self.doc.height()), self.painter, p, preserve_aspect_ratio=self.opts.preserve_cover_aspect_ratio) self.doc.end_page() finally: self.painter.restore() QTimer.singleShot(0, self.render_book) self.loop.exec_() # TODO: Outline and links self.painter.end() if self.doc.errors_occurred: raise Exception('PDF Output failed, see log for details')
def fset(self, cdata): self._cdata = None pm = QPixmap() if cdata: pm.loadFromData(cdata) if pm.isNull(): pm = QPixmap(I('default_cover.png')) else: self._cdata = cdata self.setPixmap(pm) tt = _('This book has no cover') if self._cdata: tt = _('Cover size: %(width)d x %(height)d pixels') % \ dict(width=pm.width(), height=pm.height()) self.setToolTip(tt)
def update_result(self, plugin_name, width, height, data): if plugin_name.endswith('}'): # multi cover plugin plugin_name = plugin_name.partition('{')[0] plugin = [plugin for plugin in self.plugin_map if plugin.name == plugin_name] if not plugin: return plugin = plugin[0] last_row = max(self.plugin_map[plugin]) pmap = QPixmap() pmap.loadFromData(data) if pmap.isNull(): return self.beginInsertRows(QModelIndex(), last_row, last_row) for rows in self.plugin_map.itervalues(): for i in xrange(len(rows)): if rows[i] >= last_row: rows[i] += 1 self.plugin_map[plugin].insert(-1, last_row) self.covers.insert(last_row, self.get_item(plugin_name, pmap, waiting=False)) self.endInsertRows() else: # single cover plugin idx = None for plugin, rows in self.plugin_map.iteritems(): if plugin.name == plugin_name: idx = rows[0] break if idx is None: return pmap = QPixmap() pmap.loadFromData(data) if pmap.isNull(): return self.covers[idx] = self.get_item(plugin_name, pmap, waiting=False) self.dataChanged.emit(self.index(idx), self.index(idx))
def insert_cover(self): if self.cover_data is None: return item_path = os.path.join(self.tmp_path, 'cover.pdf') printer = get_pdf_printer(self.opts, output_file_name=item_path) self.combine_queue.insert(0, item_path) p = QPixmap() p.loadFromData(self.cover_data) if not p.isNull(): painter = QPainter(printer) draw_image_page( printer, painter, p, preserve_aspect_ratio=self.opts.preserve_cover_aspect_ratio) painter.end() printer.abort()
def render_images(self, outpath, mi, items): printer = get_pdf_printer(self.opts, for_comic=True, output_file_name=outpath) printer.setDocName(mi.title) painter = QPainter(printer) painter.setRenderHints(QPainter.Antialiasing | QPainter.SmoothPixmapTransform) for i, imgpath in enumerate(items): self.log("Rendering image:", i) p = QPixmap() p.load(imgpath) if not p.isNull(): if i > 0: printer.newPage() draw_image_page(printer, painter, p) else: self.log.warn("Failed to load image", i) painter.end()
def files_dropped_on_book(self, event, paths, cid=None, do_confirm=True): accept = False if self.gui.current_view() is not self.gui.library_view: return db = self.gui.library_view.model().db cover_changed = False current_idx = self.gui.library_view.currentIndex() if cid is None: if not current_idx.isValid(): return cid = db.id(current_idx.row()) if cid is None else cid formats = [] for path in paths: ext = os.path.splitext(path)[1].lower() if ext: ext = ext[1:] if ext in IMAGE_EXTENSIONS: pmap = QPixmap() pmap.load(path) if not pmap.isNull(): accept = True db.set_cover(cid, pmap) cover_changed = True elif ext in BOOK_EXTENSIONS: formats.append((ext, path)) accept = True if accept and event is not None: event.accept() if do_confirm and formats: if not confirm(_( 'You have dropped some files onto the book <b>%s</b>. This will' ' add or replace the files for this book. Do you want to proceed?' ) % db.title(cid, index_is_id=True), 'confirm_drop_on_book', parent=self.gui): formats = [] for ext, path in formats: db.add_format_with_hooks(cid, ext, path, index_is_id=True) if current_idx.isValid(): self.gui.library_view.model().current_changed( current_idx, current_idx) if cover_changed: if self.gui.cover_flow: self.gui.cover_flow.dataChanged()
def set_color(self): r, g, b = gprefs['cover_grid_color'] pal = QPalette() col = QColor(r, g, b) pal.setColor(pal.Base, col) tex = gprefs['cover_grid_texture'] if tex: from calibre.gui2.preferences.texture_chooser import texture_path path = texture_path(tex) if path: pm = QPixmap(path) if not pm.isNull(): val = pm.scaled(1, 1).toImage().pixel(0, 0) r, g, b = qRed(val), qGreen(val), qBlue(val) pal.setBrush(pal.Base, QBrush(pm)) dark = (r + g + b) / 3.0 < 128 pal.setColor(pal.Text, QColor(Qt.white if dark else Qt.black)) self.setPalette(pal) self.delegate.highlight_color = pal.color(pal.Text)
class ImagePopup(object): def __init__(self, parent): self.current_img = QPixmap() self.current_url = QUrl() self.parent = parent self.dialogs = [] def __call__(self): if self.current_img.isNull(): return d = ImageView(self.parent, self.current_img, self.current_url) self.dialogs.append(d) d.finished.connect(self.cleanup, type=Qt.QueuedConnection) d() def cleanup(self): for d in tuple(self.dialogs): if not d.isVisible(): self.dialogs.remove(d)
def data(self, role): if role == Qt.DisplayRole: return QVariant(self.title) if role == Qt.DecorationRole: if self.icon is None: icon = '%s.png' % self.urn[8:] p = QPixmap() if icon in self.favicons: try: with zipfile.ZipFile(self.zf, 'r') as zf: p.loadFromData(zf.read(self.favicons[icon])) except: pass if not p.isNull(): self.icon = QVariant(QIcon(p)) else: self.icon = self.default_icon return self.icon return NONE
def data(self, role): if role == Qt.DisplayRole: return QVariant(self.title) if role == Qt.DecorationRole: if self.icon is None: icon = '%s.png'%self.urn[8:] p = QPixmap() if icon in self.favicons: try: with zipfile.ZipFile(self.zf, 'r') as zf: p.loadFromData(zf.read(self.favicons[icon])) except: pass if not p.isNull(): self.icon = QVariant(QIcon(p)) else: self.icon = self.default_icon return self.icon return NONE
def set_color(self): r, g, b = gprefs['cover_grid_color'] pal = QPalette() col = QColor(r, g, b) pal.setColor(pal.Base, col) tex = gprefs['cover_grid_texture'] if tex: from calibre.gui2.preferences.texture_chooser import texture_path path = texture_path(tex) if path: pm = QPixmap(path) if not pm.isNull(): val = pm.scaled(1, 1).toImage().pixel(0, 0) r, g, b = qRed(val), qGreen(val), qBlue(val) pal.setBrush(pal.Base, QBrush(pm)) dark = (r + g + b)/3.0 < 128 pal.setColor(pal.Text, QColor(Qt.white if dark else Qt.black)) self.setPalette(pal) self.delegate.highlight_color = pal.color(pal.Text)
def dropEvent(self, event): event.setDropAction(Qt.CopyAction) md = event.mimeData() x, y = dnd_get_image(md) if x is not None: # We have an image, set cover event.accept() if y is None: # Local image self.handle_image_drop(x) else: # Remote files, use the first file d = DownloadDialog(x, y, self) d.start_download() if d.err is None: pmap = QPixmap() pmap.loadFromData(open(d.fpath, 'rb').read()) if not pmap.isNull(): self.handle_image_drop(pmap)
def files_dropped_on_book(self, event, paths, cid=None, do_confirm=True): accept = False if self.gui.current_view() is not self.gui.library_view: return db = self.gui.library_view.model().db cover_changed = False current_idx = self.gui.library_view.currentIndex() if cid is None: if not current_idx.isValid(): return cid = db.id(current_idx.row()) if cid is None else cid formats = [] for path in paths: ext = os.path.splitext(path)[1].lower() if ext: ext = ext[1:] if ext in IMAGE_EXTENSIONS: pmap = QPixmap() pmap.load(path) if not pmap.isNull(): accept = True db.set_cover(cid, pmap) cover_changed = True elif ext in BOOK_EXTENSIONS: formats.append((ext, path)) accept = True if accept and event is not None: event.accept() if do_confirm and formats: if not confirm( _('You have dropped some files onto the book <b>%s</b>. This will' ' add or replace the files for this book. Do you want to proceed?') % db.title(cid, index_is_id=True), 'confirm_drop_on_book', parent=self.gui): formats = [] for ext, path in formats: db.add_format_with_hooks(cid, ext, path, index_is_id=True) if current_idx.isValid(): self.gui.library_view.model().current_changed(current_idx, current_idx) if cover_changed: if self.gui.cover_flow: self.gui.cover_flow.dataChanged()
def render_images(self, outpath, mi, items): printer = get_pdf_printer(self.opts, for_comic=True, output_file_name=outpath) printer.setDocName(mi.title) painter = QPainter(printer) painter.setRenderHints(QPainter.Antialiasing | QPainter.SmoothPixmapTransform) for i, imgpath in enumerate(items): self.log('Rendering image:', i) p = QPixmap() p.load(imgpath) if not p.isNull(): if i > 0: printer.newPage() draw_image_page(printer, painter, p) else: self.log.warn('Failed to load image', i) painter.end()
def render_images(self, outpath, mi, items): printer = get_pdf_printer(self.opts, for_comic=True, output_file_name=outpath) printer.setDocName(mi.title) printer.setCreator(u'%s [%s]'%(__appname__, __version__)) # Seems to be no way to set author painter = QPainter(printer) painter.setRenderHints(QPainter.Antialiasing|QPainter.SmoothPixmapTransform) for i, imgpath in enumerate(items): self.log('Rendering image:', i) p = QPixmap() p.load(imgpath) if not p.isNull(): if i > 0: printer.newPage() draw_image_page(printer, painter, p) else: self.log.warn('Failed to load image', i) painter.end()
class CoverView(QWidget): def __init__(self, parent=None): QWidget.__init__(self, parent) self.current_pixmap_size = QSize(0, 0) self.pixmap = QPixmap() self.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding) def set_pixmap(self, data): self.pixmap.loadFromData(data) self.current_pixmap_size = self.pixmap.size() self.update() def paintEvent(self, event): if self.pixmap.isNull(): return canvas_size = self.rect() width = self.current_pixmap_size.width() extrax = canvas_size.width() - width if extrax < 0: extrax = 0 x = int(extrax / 2.) height = self.current_pixmap_size.height() extray = canvas_size.height() - height if extray < 0: extray = 0 y = int(extray / 2.) target = QRect(x, y, min(canvas_size.width(), width), min(canvas_size.height(), height)) p = QPainter(self) p.setRenderHints(QPainter.Antialiasing | QPainter.SmoothPixmapTransform) p.drawPixmap( target, self.pixmap.scaled(target.size(), Qt.KeepAspectRatio, Qt.SmoothTransformation)) p.end() def sizeHint(self): return QSize(300, 400)
class CoverView(QWidget): def __init__(self, parent=None): QWidget.__init__(self, parent) self.current_pixmap_size = QSize(0, 0) self.pixmap = QPixmap() self.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding) def set_pixmap(self, data): self.pixmap.loadFromData(data) self.current_pixmap_size = self.pixmap.size() self.update() def paintEvent(self, event): if self.pixmap.isNull(): return canvas_size = self.rect() width = self.current_pixmap_size.width() extrax = canvas_size.width() - width if extrax < 0: extrax = 0 x = int(extrax/2.) height = self.current_pixmap_size.height() extray = canvas_size.height() - height if extray < 0: extray = 0 y = int(extray/2.) target = QRect(x, y, min(canvas_size.width(), width), min(canvas_size.height(), height)) p = QPainter(self) p.setRenderHints(QPainter.Antialiasing | QPainter.SmoothPixmapTransform) p.drawPixmap(target, self.pixmap.scaled(target.size(), Qt.KeepAspectRatio, Qt.SmoothTransformation)) p.end() def sizeHint(self): return QSize(300, 400)
def load(data): p = QPixmap() p.loadFromData(bytes(data)) if data and p.isNull(): p = self.failed_img return p
class ImageView(QWidget, ImageDropMixin): # {{{ BORDER_WIDTH = 1 cover_changed = pyqtSignal(object) def __init__(self, parent=None, show_size_pref_name=None, default_show_size=False): QWidget.__init__(self, parent) self.show_size_pref_name = ('show_size_on_cover_' + show_size_pref_name) if show_size_pref_name else None self._pixmap = QPixmap(self) self.setMinimumSize(QSize(150, 200)) ImageDropMixin.__init__(self) self.draw_border = True self.show_size = False if self.show_size_pref_name: self.show_size = gprefs.get(self.show_size_pref_name, default_show_size) def setPixmap(self, pixmap): if not isinstance(pixmap, QPixmap): raise TypeError('Must use a QPixmap') self._pixmap = pixmap self.updateGeometry() self.update() def build_context_menu(self): m = ImageDropMixin.build_context_menu(self) if self.show_size_pref_name: text = _('Hide size in corner') if self.show_size else _('Show size in corner') m.addAction(text, self.toggle_show_size) return m def toggle_show_size(self): self.show_size ^= True if self.show_size_pref_name: gprefs[self.show_size_pref_name] = self.show_size self.update() def pixmap(self): return self._pixmap def sizeHint(self): if self._pixmap.isNull(): return self.minimumSize() return self._pixmap.size() def paintEvent(self, event): QWidget.paintEvent(self, event) pmap = self._pixmap if pmap.isNull(): return w, h = pmap.width(), pmap.height() ow, oh = w, h cw, ch = self.rect().width(), self.rect().height() scaled, nw, nh = fit_image(w, h, cw, ch) if scaled: pmap = pmap.scaled(nw, nh, Qt.IgnoreAspectRatio, Qt.SmoothTransformation) w, h = pmap.width(), pmap.height() x = int(abs(cw - w)/2.) y = int(abs(ch - h)/2.) target = QRect(x, y, w, h) p = QPainter(self) p.setRenderHints(QPainter.Antialiasing | QPainter.SmoothPixmapTransform) p.drawPixmap(target, pmap) if self.draw_border: pen = QPen() pen.setWidth(self.BORDER_WIDTH) p.setPen(pen) p.drawRect(target) if self.show_size: sztgt = target.adjusted(0, 0, 0, -4) f = p.font() f.setBold(True) p.setFont(f) sz = u'\u00a0%d x %d\u00a0'%(ow, oh) flags = Qt.AlignBottom|Qt.AlignRight|Qt.TextSingleLine szrect = p.boundingRect(sztgt, flags, sz) p.fillRect(szrect.adjusted(0, 0, 0, 4), QColor(0, 0, 0, 200)) p.setPen(QPen(QColor(255,255,255))) p.drawText(sztgt, flags, sz) p.end()
def dump(self, items, out_stream, pdf_metadata): opts = self.opts page_size = get_page_size(self.opts) xdpi, ydpi = self.view.logicalDpiX(), self.view.logicalDpiY() # We cannot set the side margins in the webview as there is no right # margin for the last page (the margins are implemented with # -webkit-column-gap) ml, mr = opts.margin_left, opts.margin_right self.doc = PdfDevice(out_stream, page_size=page_size, left_margin=ml, top_margin=0, right_margin=mr, bottom_margin=0, xdpi=xdpi, ydpi=ydpi, errors=self.log.error, debug=self.log.debug, compress=not opts.uncompressed_pdf, mark_links=opts.pdf_mark_links) self.footer = opts.pdf_footer_template if self.footer: self.footer = self.footer.strip() if not self.footer and opts.pdf_page_numbers: self.footer = '<p style="text-align:center; text-indent: 0">_PAGENUM_</p>' self.header = opts.pdf_header_template if self.header: self.header = self.header.strip() min_margin = 36 if self.footer and opts.margin_bottom < min_margin: self.log.warn( 'Bottom margin is too small for footer, increasing it.') opts.margin_bottom = min_margin if self.header and opts.margin_top < min_margin: self.log.warn('Top margin is too small for header, increasing it.') opts.margin_top = min_margin self.page.setViewportSize(QSize(self.doc.width(), self.doc.height())) self.render_queue = items self.total_items = len(items) mt, mb = map(self.doc.to_px, (opts.margin_top, opts.margin_bottom)) self.margin_top, self.margin_bottom = map(lambda x: int(floor(x)), (mt, mb)) self.painter = QPainter(self.doc) self.doc.set_metadata(title=pdf_metadata.title, author=pdf_metadata.author, tags=pdf_metadata.tags) self.doc_title = pdf_metadata.title self.doc_author = pdf_metadata.author self.painter.save() try: if self.cover_data is not None: p = QPixmap() p.loadFromData(self.cover_data) if not p.isNull(): self.doc.init_page() draw_image_page(QRect(*self.doc.full_page_rect), self.painter, p, preserve_aspect_ratio=self.opts. preserve_cover_aspect_ratio) self.doc.end_page() finally: self.painter.restore() QTimer.singleShot(0, self.render_book) if self.loop.exec_() == 1: raise Exception('PDF Output failed, see log for details') if self.toc is not None and len(self.toc) > 0: self.doc.add_outline(self.toc) self.painter.end() if self.doc.errors_occurred: raise Exception('PDF Output failed, see log for details')
class ImageView(QWidget, ImageDropMixin): # {{{ BORDER_WIDTH = 1 cover_changed = pyqtSignal(object) def __init__(self, parent=None): QWidget.__init__(self, parent) self._pixmap = QPixmap(self) self.setMinimumSize(QSize(150, 200)) ImageDropMixin.__init__(self) self.draw_border = True self.show_size = False def setPixmap(self, pixmap): if not isinstance(pixmap, QPixmap): raise TypeError("Must use a QPixmap") self._pixmap = pixmap self.updateGeometry() self.update() def pixmap(self): return self._pixmap def sizeHint(self): if self._pixmap.isNull(): return self.minimumSize() return self._pixmap.size() def paintEvent(self, event): QWidget.paintEvent(self, event) pmap = self._pixmap if pmap.isNull(): return w, h = pmap.width(), pmap.height() ow, oh = w, h cw, ch = self.rect().width(), self.rect().height() scaled, nw, nh = fit_image(w, h, cw, ch) if scaled: pmap = pmap.scaled(nw, nh, Qt.IgnoreAspectRatio, Qt.SmoothTransformation) w, h = pmap.width(), pmap.height() x = int(abs(cw - w) / 2.0) y = int(abs(ch - h) / 2.0) target = QRect(x, y, w, h) p = QPainter(self) p.setRenderHints(QPainter.Antialiasing | QPainter.SmoothPixmapTransform) p.drawPixmap(target, pmap) if self.draw_border: pen = QPen() pen.setWidth(self.BORDER_WIDTH) p.setPen(pen) p.drawRect(target) if self.show_size: sztgt = target.adjusted(0, 0, 0, -4) f = p.font() f.setBold(True) p.setFont(f) sz = u"\u00a0%d x %d\u00a0" % (ow, oh) flags = Qt.AlignBottom | Qt.AlignRight | Qt.TextSingleLine szrect = p.boundingRect(sztgt, flags, sz) p.fillRect(szrect.adjusted(0, 0, 0, 4), QColor(0, 0, 0, 200)) p.setPen(QPen(QColor(255, 255, 255))) p.drawText(sztgt, flags, sz) p.end()
def dump(self, items, out_stream, pdf_metadata): opts = self.opts page_size = get_page_size(self.opts) xdpi, ydpi = self.view.logicalDpiX(), self.view.logicalDpiY() # We cannot set the side margins in the webview as there is no right # margin for the last page (the margins are implemented with # -webkit-column-gap) ml, mr = opts.margin_left, opts.margin_right self.doc = PdfDevice(out_stream, page_size=page_size, left_margin=ml, top_margin=0, right_margin=mr, bottom_margin=0, xdpi=xdpi, ydpi=ydpi, errors=self.log.error, debug=self.log.debug, compress=not opts.uncompressed_pdf, mark_links=opts.pdf_mark_links) self.footer = opts.pdf_footer_template if self.footer: self.footer = self.footer.strip() if not self.footer and opts.pdf_page_numbers: self.footer = '<p style="text-align:center; text-indent: 0">_PAGENUM_</p>' self.header = opts.pdf_header_template if self.header: self.header = self.header.strip() min_margin = 36 if self.footer and opts.margin_bottom < min_margin: self.log.warn('Bottom margin is too small for footer, increasing it.') opts.margin_bottom = min_margin if self.header and opts.margin_top < min_margin: self.log.warn('Top margin is too small for header, increasing it.') opts.margin_top = min_margin self.page.setViewportSize(QSize(self.doc.width(), self.doc.height())) self.render_queue = items self.total_items = len(items) mt, mb = map(self.doc.to_px, (opts.margin_top, opts.margin_bottom)) self.margin_top, self.margin_bottom = map(lambda x:int(floor(x)), (mt, mb)) self.painter = QPainter(self.doc) self.doc.set_metadata(title=pdf_metadata.title, author=pdf_metadata.author, tags=pdf_metadata.tags) self.doc_title = pdf_metadata.title self.doc_author = pdf_metadata.author self.painter.save() try: if self.cover_data is not None: p = QPixmap() p.loadFromData(self.cover_data) if not p.isNull(): self.doc.init_page() draw_image_page(QRect(*self.doc.full_page_rect), self.painter, p, preserve_aspect_ratio=self.opts.preserve_cover_aspect_ratio) self.doc.end_page() finally: self.painter.restore() QTimer.singleShot(0, self.render_book) if self.loop.exec_() == 1: raise Exception('PDF Output failed, see log for details') if self.toc is not None and len(self.toc) > 0: self.doc.add_outline(self.toc) self.painter.end() if self.doc.errors_occurred: raise Exception('PDF Output failed, see log for details')