def read(self, stream: Stream, version): self.color = stream.read_object('color') self.width = stream.read_double('width') self.type = stream.read_int('type', expected=(0, 1, 2)) self.quality = stream.read_double('quality') self.symbol_level = SymbolLayer.read_symbol_level(stream)
def read(self, stream: Stream, version): self.symbol_level = SymbolLayer.read_symbol_level(stream) # consume unused properties - MultiLayerMarkerSymbol implements IMarkerSymbol # so that the size/offsets/angle are required properties. But they aren't used # or exposed anywhere for MultiLayerMarkerSymbol _ = stream.read_double('unused marker size') _ = stream.read_double('unused marker x/y/offset or angle') _ = stream.read_double('unused marker x/y/offset or angle') _ = stream.read_double('unused marker x/y/offset or angle') _ = stream.read_object('unused color') self.halo = stream.read_int() == 1 self.halo_size = stream.read_double('halo size') self.halo_symbol = stream.read_object('halo') # useful stuff number_layers = stream.read_int('layers') for i in range(number_layers): layer = stream.read_object('symbol layer {}/{}'.format(i + 1, number_layers)) self.layers.extend([layer]) for l in self.layers: l.read_enabled(stream) for l in self.layers: l.read_locked(stream) if version > 1: _ = stream.read_double('unknown size') _ = stream.read_double('unknown size') if version >= 3: for l in self.layers: l.read_tags(stream)
def read(self, stream: Stream, version): self.color = stream.read_object('color') self.width = stream.read_double('width') self.line_type = self.read_line_type(stream) stream.log('read line type of {}'.format(self.line_type)) self.symbol_level = SymbolLayer.read_symbol_level(stream)
def run_symbol_checks(self, path): """ Checks all bin symbols against expectations """ blobs = [] for fn in os.listdir(path): file = os.path.join(path, fn) if os.path.isfile(file): blobs.append(file) for file in blobs: print(file) group, symbol_name = os.path.split(file) path, group = os.path.split(group) with open(file, 'rb') as f: expected_symbol = expected[group][symbol_name] if 'skip' in expected_symbol: continue stream = Stream(f, debug=False) color = stream.read_object() self.assertEqual(expected_symbol['color'], color.to_dict())
def read_symbol_level(stream: Stream): """ Reads the symbol level from the stream """ # actually raster op assert stream.read_int('terminator') == 13 # symbol level of 0xffffffff = merge and join return stream.read_int('symbol level')
def read_symbol(_io_stream): """ Reads a symbol from the specified file """ stream = Stream(_io_stream, False, tolerant=False) res = stream.read_object('symbol') assert stream.tell() == stream.end, (stream.tell, stream.end) return res
def read(self, stream: Stream, version): """ Reads the decoration information """ # next bit is probably number of decorations? count = stream.read_uint('count of decorations') for i in range(count): decoration = stream.read_object('decoration element {}/{}'.format(i, count)) self.decorations.append(decoration)
def check_handle(self, file_handle): try: stream = Stream(file_handle) o = stream.read_object() if o is not None: return PersistentMatch(file_handle.tell() - 1, 1, o) else: return None except: # nopep8, pylint: disable=bare-except pass return None
def check_handle(self, file_handle): try: start = file_handle.tell() stream = Stream(file_handle) color = stream.read_object() if issubclass(color.__class__, Color): return ColorMatch(start, file_handle.tell() - start, color.color_model, color) else: return None except: # nopep8, pylint: disable=bare-except pass return None
def read(self, stream: Stream, version): self.texture = stream.read_object('texture') self.color = stream.read_object('color') self.transparency_color = stream.read_object('transparency color') self.outline = stream.read_object('outline') self.angle = stream.read_double('angle') self.size = stream.read_double('size') stream.read_int('raster op', expected=13) self.symbol_level = stream.read_int('level')
def open_lyr(input_file): """ Opens a LYR file in the current project """ with open(input_file, 'rb') as f: stream = Stream(f, False, force_layer=True) return LyrDropHandler.open_lyr_stream(stream, input_file)
def read(self, stream: Stream, version): self.symbol_level = SymbolLayer.read_symbol_level(stream) number_layers = stream.read_uint('layer count') for i in range(number_layers): layer = stream.read_object('symbol layer {}/{}'.format(i + 1, number_layers)) self.layers.extend([layer]) for l in self.layers: l.read_enabled(stream) for l in self.layers: l.read_locked(stream) if version >= 2: for l in self.layers: l.read_tags(stream)
def read_line_type(stream: Stream): """ Interprets the line type bytes """ line_type = stream.read_uint() types = { 0: 'solid', 1: 'dashed', 2: 'dotted', 3: 'dash dot', 4: 'dash dot dot', 5: 'null' } if line_type not in types: raise UnreadableSymbolException( 'unknown line type {} at {}'.format(line_type, hex(stream.tell() - 4))) return types[line_type]
def check_handle(self, file_handle): try: start = file_handle.tell() string_value = Stream(file_handle).read_string() if string_value and StringScan.strip_non_ascii(string_value) == string_value: return StringMatch(start, file_handle.tell() - start, string_value) except: # nopep8, pylint: disable=bare-except pass return None
def read(self, stream: Stream, version): self.cap = self.read_cap(stream) self.join = self.read_join(stream) self.width = stream.read_double('width') self.flip = stream.read_uchar('flip') != 0 self.offset = stream.read_double('offset') self.color = stream.read_object('color') self.template = stream.read_object('template') self.decoration = stream.read_object('decoration') self.symbol_level = SymbolLayer.read_symbol_level(stream) self.decoration_on_top = stream.read_uchar('decoration on top') != 0 self.line_start_offset = stream.read_double('line start offset') self.miter_limit = stream.read_double('miter limit')
def read_join(stream: Stream): """ Reads a line join style from the stream """ join_bin = stream.read_int('join') if join_bin == 0: return 'miter' elif join_bin == 1: return 'round' elif join_bin == 2: return 'bevel' else: raise UnreadableSymbolException('unknown join style {}'.format(join_bin))
def read_cap(stream: Stream): """ Reads a line cap style from the stream """ cap_bin = stream.read_int('cap') if cap_bin == 0: return 'butt' elif cap_bin == 1: return 'round' elif cap_bin == 2: return 'square' else: raise UnreadableSymbolException('unknown cap style {}'.format(cap_bin))
def read(self, stream: Stream, version): self.ramp = stream.read_object('Color ramp') self.fill_color = stream.read_object('fill color') # either an entire LineSymbol or just a LineSymbolLayer self.outline = stream.read_object('outline') self.percent = stream.read_double('percent') self.intervals = stream.read_uint('intervals') self.angle = stream.read_double('angle') self.type = stream.read_uint('Gradient type') self.symbol_level = SymbolLayer.read_symbol_level(stream)
def read(self, stream: Stream, version): self.color = stream.read_object('color') self.size = stream.read_double('size') self.width = stream.read_double('width') self.angle = stream.read_double('angle') self.style = stream.read_uint('style') self.symbol_level = SymbolLayer.read_symbol_level(stream) self.x_offset = stream.read_double('x offset') self.y_offset = stream.read_double('y offset') self.rotate_with_transform = stream.read_ushort('rotate with transform') != 0
def read(self, stream: Stream, version): self.random = bool(stream.read_int('random')) self.offset_x = stream.read_double('offset x') self.offset_y = stream.read_double('offset y') self.separation_x = stream.read_double('separation x') self.separation_y = stream.read_double('separation y') _ = stream.read_double('unused double') _ = stream.read_double('unused double') self.marker = stream.read_object('fill marker') # either an entire LineSymbol or just a LineSymbolLayer self.outline = stream.read_object('outline') self.symbol_level = SymbolLayer.read_symbol_level(stream) self.grid_angle = stream.read_double('grid angle')
def read(self, stream: Stream, version): _ = stream.read_double('unused double') _ = stream.read_double('unused double') self.line = stream.read_object('pattern line') # either an entire LineSymbol or just a LineSymbolLayer self.outline = stream.read_object('outline') self.angle = stream.read_double('angle') self.offset = stream.read_double('offset') self.separation = stream.read_double('separation') self.symbol_level = SymbolLayer.read_symbol_level(stream)
def read(self, stream: Stream, version): self.pattern_interval = stream.read_double('pattern interval') pattern_part_count = stream.read_int('pattern parts') self.pattern_parts = [] for p in range(pattern_part_count): filled_squares = stream.read_double() empty_squares = stream.read_double() self.pattern_parts.append([filled_squares, empty_squares]) pattern = '' for p in self.pattern_parts: pattern += '-' * int(p[0]) + '.' * int(p[1]) stream.log('deciphered line pattern {} ending'.format(pattern))
def read(self, stream: Stream, version): version = binascii.hexlify(stream.read(1)) if version != b'01': raise UnsupportedVersionException( 'Unsupported Font version {}'.format(version)) self.charset = stream.read_ushort('charset') # Not exposed in ArcMap front end: attributes = stream.read_uchar('attributes') self.italic = bool(attributes & self.Italic) self.underline = bool(attributes & self.Underline) self.strikethrough = bool(attributes & self.Strikethrough) self.weight = stream.read_ushort('weight') # From https://docs.microsoft.com/en-us/windows/desktop/api/olectl/ns-olectl-tagfontdesc # Use the int64 member of the CY structure and scale your font size (in points) by 10000. self.size = stream.read_int('font size') / 10000 name_length = stream.read_uchar('font name size') self.font_name = stream.read(name_length).decode( Font.CHARSET_MAP[self.charset])
def read(self, stream: Stream, version): """ Reads the decoration information """ self.fixed_angle = not bool(stream.read_uchar()) stream.log('detected {}'.format( 'fixed angle' if self.fixed_angle else 'not fixed angle')) self.flip_first = bool(stream.read_uchar()) stream.log('detected {}'.format( 'flip first' if self.flip_first else 'no flip first')) self.flip_all = bool(stream.read_uchar()) stream.log('detected {}'.format( 'flip all' if self.flip_all else 'no flip all')) self.position_as_ratio = stream.read_ushort('position as ratio') != 0 self.marker = stream.read_object('marker') # next bit is the number of doubles coming next marker_number_positions = stream.read_uint('marker positions') # next bit is the positions themselves -- maybe we can infer this from the number of positions # alone. E.g. 2 positions = 0, 1. 3 positions = 0, 0.5, 1 for _ in range(marker_number_positions): self.marker_positions.append(stream.read_double()) stream.log('marker positions are {}'.format(self.marker_positions))
def read(self, stream: Stream, version): self.color = stream.read_object('color') self.unicode = stream.read_int('unicode') self.units = stream.read_int('units') self.angle = stream.read_double('angle') self.size = stream.read_double('size') self.depth = stream.read_double('depth') self.normalized_origin_x = stream.read_double('normalized origin x') self.normalized_origin_y = stream.read_double('normalized origin y') self.normalized_origin_z = stream.read_double('normalized origin z') self.x_offset = stream.read_double('x offset') self.y_offset = stream.read_double('y offset') self.z_offset = stream.read_double('z offset') self.font = stream.read_object('font') self.read_symbol_level(stream) stream.read_ushort('unknown', expected=65535) self.character_marker_symbol = stream.read_object('character marker') self.vertical_orientation = stream.read_uchar( 'vertical orientation') != 0 self.x_rotation = stream.read_double('x rotation') self.y_rotation = stream.read_double('y rotation') self.width = stream.read_double('width') self.maintain_aspect_ratio = stream.read_ushort( 'maintain aspect ratio') != 0 self.billboard_display = stream.read_ushort('billboard display') != 0
def read(self, stream: Stream, version): self.color = stream.read_object('color') self.size_z = stream.read_double('size z') self.type = stream.read_int('type', expected=(0, 1, 2, 3, 4, 5, 6)) self.quality = stream.read_double('quality') # 0->1 self.symbol_level = SymbolLayer.read_symbol_level(stream) self.z_rotation = stream.read_double('z rotation') self.x_offset = stream.read_double('x offset') self.y_offset = stream.read_double('y offset') self.z_offset = stream.read_double('z offset') stream.read_ushort('unknown', expected=65535) self.dx = stream.read_double('dx') self.dy = stream.read_double('dy') self.dz = stream.read_double('dz') self.x_rotation = stream.read_double('x rotation') self.y_rotation = stream.read_double('y rotation') self.width = stream.read_double('width') self.depth_y = stream.read_double('depth y') self.keep_aspect_ratio = stream.read_ushort('keep aspect ratio') != 0 self.billboard_display = stream.read_ushort('display front face') != 0
def read(self, stream: Stream, version): stream.read_uchar('unknown', expected=0) self.offset = stream.read_double('offset') self.width = stream.read_double('width') self.fill_symbol = stream.read_object('fill symbol')
def open_style(input_file): # pylint: disable=too-many-locals,too-many-branches,too-many-statements """ Opens a .style file """ if not Extractor.is_mdb_tools_binary_available(): bar = iface.messageBar() widget = bar.createMessage('SLYR', "MDB Tools utility not found") settings_button = QPushButton("Configureā¦", pressed=partial(open_settings, widget)) widget.layout().addWidget(settings_button) bar.pushWidget(widget, Qgis.Critical) return True style = QgsStyle() style.createMemoryDatabase() symbol_names = set() def make_name_unique(name): """ Ensures that the symbol name is unique (in a case insensitive way) """ counter = 0 candidate = name while candidate.lower() in symbol_names: # make name unique if counter == 0: candidate += '_1' else: candidate = candidate[:candidate.rfind('_') + 1] + str(counter) counter += 1 symbol_names.add(candidate.lower()) return candidate feedback = QgsFeedback() progress_dialog = QProgressDialog("Loading style databaseā¦", "Abort", 0, 100, None) progress_dialog.setWindowTitle("Loading Style") def progress_changed(progress): """ Handles feedback to progress dialog bridge """ progress_dialog.setValue(progress) iters = 0 while QCoreApplication.hasPendingEvents() and iters < 100: QCoreApplication.processEvents() iters += 1 feedback.progressChanged.connect(progress_changed) def cancel(): """ Slot to cancel the import """ feedback.cancel() progress_dialog.canceled.connect(cancel) unreadable = [] warnings = set() errors = set() types_to_extract = [Extractor.FILL_SYMBOLS, Extractor.LINE_SYMBOLS, Extractor.MARKER_SYMBOLS, Extractor.COLOR_RAMPS, Extractor.TEXT_SYMBOLS, Extractor.LABELS, Extractor.MAPLEX_LABELS, Extractor.AREA_PATCHES, Extractor.LINE_PATCHES] type_percent = 100 / len(types_to_extract) for type_index, symbol_type in enumerate(types_to_extract): try: raw_symbols = Extractor.extract_styles(input_file, symbol_type) except MissingBinaryException: show_warning('MDB Tools utility not found', 'Convert style', 'The MDB tools "mdb-export" utility is required to convert .style databases. Please setup a path to the MDB tools utility in the SLYR options panel.', level=Qgis.Critical) progress_dialog.deleteLater() return True if feedback.isCanceled(): break for index, raw_symbol in enumerate(raw_symbols): feedback.setProgress(index / len(raw_symbols) * type_percent + type_percent * type_index) if feedback.isCanceled(): break name = raw_symbol[Extractor.NAME] tags = raw_symbol[Extractor.TAGS].split(';') if symbol_type in ( Extractor.AREA_PATCHES, Extractor.LINE_PATCHES, Extractor.TEXT_SYMBOLS, Extractor.MAPLEX_LABELS, Extractor.LABELS): if symbol_type == Extractor.AREA_PATCHES: type_string = 'area patches' elif symbol_type == Extractor.LINE_PATCHES: type_string = 'line patches' elif symbol_type == Extractor.TEXT_SYMBOLS: type_string = 'text symbols' elif symbol_type == Extractor.MAPLEX_LABELS: type_string = 'maplex labels' elif symbol_type == Extractor.LABELS: type_string = 'labels' else: type_string = '' unreadable.append('<b>{}</b>: {} conversion requires a licensed version of the SLYR plugin'.format( html.escape(name), type_string)) continue unique_name = make_name_unique(name) handle = BytesIO(raw_symbol[Extractor.BLOB]) stream = Stream(handle) stream.allow_shortcuts = False try: symbol = stream.read_object() except UnreadableSymbolException as e: e = 'Unreadable object: {}'.format(e) unreadable.append('<b>{}</b>: {}'.format(html.escape(name), html.escape(str(e)))) continue except NotImplementedException as e: unreadable.append('<b>{}</b>: {}'.format(html.escape(name), html.escape(str(e)))) continue except UnsupportedVersionException as e: e = 'Unsupported version: {}'.format(e) unreadable.append('<b>{}</b>: {}'.format(html.escape(name), html.escape(str(e)))) continue except UnknownClsidException as e: unreadable.append('<b>{}</b>: {}'.format(html.escape(name), html.escape(str(e)))) continue except UnreadablePictureException as e: unreadable.append('<b>{}</b>: {}'.format(html.escape(name), html.escape(str(e)))) continue context = Context() context.symbol_name = unique_name def unsupported_object_callback(msg, level=Context.WARNING): if level == Context.WARNING: warnings.add('<b>{}</b>: {}'.format(html.escape(unique_name), html.escape(msg))) elif level == Context.CRITICAL: errors.add('<b>{}</b>: {}'.format(html.escape(unique_name), html.escape(msg))) context.unsupported_object_callback = unsupported_object_callback # context.style_folder, _ = os.path.split(output_file) try: qgis_symbol = SymbolConverter.Symbol_to_QgsSymbol(symbol, context) except NotImplementedException as e: unreadable.append('<b>{}</b>: {}'.format(html.escape(name), html.escape(str(e)))) continue except UnreadablePictureException as e: unreadable.append('<b>{}</b>: {}'.format(html.escape(name), html.escape(str(e)))) continue if isinstance(qgis_symbol, QgsSymbol): # self.check_for_missing_fonts(qgis_symbol, feedback) style.addSymbol(unique_name, qgis_symbol, True) elif isinstance(qgis_symbol, QgsColorRamp): style.addColorRamp(unique_name, qgis_symbol, True) if tags: if isinstance(qgis_symbol, QgsSymbol): assert style.tagSymbol(QgsStyle.SymbolEntity, unique_name, tags) elif isinstance(qgis_symbol, QgsColorRamp): assert style.tagSymbol(QgsStyle.ColorrampEntity, unique_name, tags) progress_dialog.deleteLater() if feedback.isCanceled(): return True if errors or unreadable or warnings: message = '' if unreadable: message = '<p>The following symbols could not be converted:</p>' message += '<ul>' for w in unreadable: message += '<li>{}</li>'.format(w.replace('\n', '<br>')) message += '</ul>' if errors: message += '<p>The following errors were generated while converting symbols:</p>' message += '<ul>' for w in errors: message += '<li>{}</li>'.format(w.replace('\n', '<br>')) message += '</ul>' if warnings: message += '<p>The following warnings were generated while converting symbols:</p>' message += '<ul>' for w in warnings: message += '<li>{}</li>'.format(w.replace('\n', '<br>')) message += '</ul>' show_warning('style could not be completely converted', 'Convert style', message, level=Qgis.Critical if (unreadable or errors) else Qgis.Warning) if Qgis.QGIS_VERSION_INT >= 30800: dlg = QgsStyleManagerDialog(style, readOnly=True) dlg.setFavoritesGroupVisible(False) dlg.setSmartGroupsVisible(False) fi = QFileInfo(input_file) dlg.setBaseStyleName(fi.baseName()) else: dlg = QgsStyleManagerDialog(style) dlg.exec_() return True
def read(self, stream: Stream, version): has_picture = stream.read_int('has picture') != 0 stream.read_int('unknown') stream.read_int('unknown') stream.read_int('unknown') stream.read_int('unknown') stream.read_int('unknown') stream.read_int('unknown') stream.read_int('unknown') stream.read_int('unknown') self.transparency = stream.read_double('transparency') self.color = stream.read_object('color') self.transparent_texture_color = stream.read_object('transparent texture color') if has_picture: self.picture = BmpPicture() self.picture.read(stream, 1)
def read(self, stream: Stream, version): self.color = stream.read_object('color') self.size_z = stream.read_double('size z') self.geometry = stream.read_object('multipatch') stream.read_int('unknown', expected=9) self.origin_x = stream.read_double('origin x') self.origin_y = stream.read_double('origin y') self.origin_z = stream.read_double('origin z') self.material_draping = stream.read_ushort('no material draping') == 0 stream.read_int('unknown', expected=13) stream.read_int('unknown', expected=0) self.rotation_z = stream.read_double('rotation z') self.offset_x = stream.read_double('offset x') self.offset_y = stream.read_double('offset y') self.offset_z = stream.read_double('offset z') stream.read_ushort('unknown', expected=65535) self.picture = stream.read_object('picture') self.rotation_x = stream.read_double('rotation x') self.rotation_y = stream.read_double('rotation y') self.size_x = stream.read_double('size x') self.size_y = stream.read_double('size y') self.keep_aspect = stream.read_ushort('keep aspect') != 0 stream.read_ushort('unknown', expected=0) if version == 7: return self.display_face_front = stream.read_ushort('display face front') != 0 if version < 7: stream.read_int('unknown', expected=0) stream.read_double('unknown') stream.read_ushort('unknown', expected=0) stream.read_ushort('unknown', expected=65535) if version > 8: stream.read_ushort('unknown', expected=0) stream.read_int('unknown', expected=0)