X-Git-Url: https://git.openstreetmap.org./rails.git/blobdiff_plain/bc70a475ebee9335f7b4d2488f4b7271952c326f..0e78061cdba5cfb3f299f57b7643d2b396ee235b:/lib/gpx.rb?ds=sidebyside diff --git a/lib/gpx.rb b/lib/gpx.rb index cfc82eedb..71b2823b8 100644 --- a/lib/gpx.rb +++ b/lib/gpx.rb @@ -4,9 +4,7 @@ module GPX include LibXML - attr_reader :possible_points - attr_reader :actual_points - attr_reader :tracksegs + attr_reader :possible_points, :actual_points, :tracksegs def initialize(file) @file = file @@ -16,7 +14,8 @@ module GPX point = nil while reader.read - if reader.node_type == XML::Reader::TYPE_ELEMENT + case reader.node_type + when XML::Reader::TYPE_ELEMENT if reader.name == "trkpt" point = TrkPt.new(@tracksegs, reader["lat"].to_f, reader["lon"].to_f) @possible_points += 1 @@ -25,7 +24,7 @@ module GPX elsif reader.name == "time" && point point.timestamp = Time.parse(reader.read_string) end - elsif reader.node_type == XML::Reader::TYPE_END_ELEMENT + when XML::Reader::TYPE_END_ELEMENT if reader.name == "trkpt" && point && point.valid? point.altitude ||= 0 yield point @@ -38,20 +37,20 @@ module GPX end def points(&block) - return enum_for(:points) unless block_given? + return enum_for(:points) unless block @possible_points = 0 @actual_points = 0 @tracksegs = 0 begin - Archive::Reader.open_filename(@file).each_entry_with_data do |_entry, data| - parse_file(XML::Reader.string(data), &block) + Archive::Reader.open_filename(@file).each_entry_with_data do |entry, data| + parse_file(XML::Reader.string(data), &block) if entry.regular? end rescue Archive::Error io = ::File.open(@file) - case MimeMagic.by_magic(io).type + case Marcel::MimeType.for(io) when "application/gzip" then io = Zlib::GzipReader.open(@file) when "application/x-bzip" then io = Bzip2::FFI::Reader.open(@file) end @@ -66,7 +65,7 @@ module GPX height = 250 delay = 50 - points_per_frame = num_points / nframes + points_per_frame = (num_points.to_f / nframes).ceil proj = OSM::Mercator.new(min_lat, min_lon, max_lat, max_lon, width, height)