/// <summary>
/// Creates map object from <see cref="CartoProject"/>
/// </summary>
/// <param name="project"></param>
/// <param name="definitions"></param>
/// <param name="env"></param>
/// <param name="cartoTranslator"></param>
/// <returns></returns>
private static Map CreateMap(CartoProject project, List <CartoDefinition> definitions, Env env, ICartoTranslator cartoTranslator)
{
Map map = new Map(project.Name);
map.Size = new SizeF(700, 500);
map.MinimumScale = ConvertUtility.ToScaleDenominator(project.MinZoom);
map.MaximumScale = ConvertUtility.ToScaleDenominator(project.MaxZoom);
// if (project.Bounds != null)
// map.WGS84Bounds = project.Bounds[0] + "," + project.Bounds[1] + "," + project.Bounds[2] + "," + project.Bounds[3];
map.CRS = cartoTranslator.ToCoordinateSystem(string.IsNullOrEmpty(project.Srs) ? project.SrsName : project.Srs, !string.IsNullOrEmpty(project.SrsName));
SetMapProperties(map, GetProperties(definitions, env, "Map"), cartoTranslator);
SetFontSets(map, definitions, env, cartoTranslator);
if (project.Center != null)
{
if (map.CoordinateSystem == null)
{
CoordinateSystemFactory csFactory = new CoordinateSystemFactory();
map.CoordinateSystem = (CoordinateSystem)csFactory.CreateSphericalMercatorCoordinateSystem();
}
double cx = Convert.ToDouble(project.Center[0]);
double cy = Convert.ToDouble(project.Center[1]);
double cz = Convert.ToDouble(project.Center[2]);
double scale = MapSurfer.Utilities.MapUtility.GetTileMapResolution(cz);
GeoAPI.CoordinateSystems.Transformations.ICoordinateTransformation trans = CoordinateTransformationFactory.CreateCoordinateTransformation(GeographicCoordinateSystem.WGS84, map.CoordinateSystem);
trans.MathTransform.Transform(ref cx, ref cy, ref cz);
map.SetCenterAndZoom(cx, cy, scale);
}
return(map);
}
public new Map Load(string fileName, IProgressIndicator progress, object userInfo)
{
// LogFactory.WriteLogEntry(Logger.Default, string.Format("Loading CartoCSS project from '{0}' ...", fileName), LogEntryType.Information);
CartoProject cartoProject = CartoProject.FromFile(File.ReadAllText(fileName), Path.GetExtension(fileName));
return(CartoProcessor.GetMap(cartoProject, Path.GetDirectoryName(fileName), progress));
}
protected override Map OnLoad(Stream input, IProgressIndicator progress, object userInfo)
{
object[] objArray = (object[])userInfo;
string fileName = (string)objArray[0];
// LogFactory.WriteLogEntry(Logger.Default, string.Format("Loading CartoCSS project from '{0}' ...", fileName), LogEntryType.Information);
using (StreamReader sr = new StreamReader(input))
{
CartoProject cartoProject = CartoProject.FromFile(sr.ReadToEnd(), Path.GetExtension(fileName));
return(CartoProcessor.GetMap(cartoProject, Path.GetDirectoryName(fileName), progress));
}
}
public static CartoProject FromFile(string fileContent, string fileExt)
{
CartoProject cartoProject = null;
switch (fileExt.ToLower())
{
case ".mml":
cartoProject = JsonConvert.DeserializeObject <CartoProject>(fileContent);
if (cartoProject.Interactivity != null)
{
try
{
Dictionary <string, object> dict = JsonConvert.DeserializeObject <Dictionary <string, object> >(cartoProject.Interactivity.ToString());
cartoProject.Interactivity = dict;
}
catch
{ }
try
{
bool enabled = JsonConvert.DeserializeObject <bool>(cartoProject.Interactivity.ToString());
cartoProject.Interactivity = enabled;
}
catch
{ }
}
break;
case ".yaml":
case ".yml":
using (StringReader input = new StringReader(fileContent))
{
Deserializer deserializer = new Deserializer(namingConvention: new CamelCaseNamingConvention(), ignoreUnmatched: true);
var parser = new MergingParser(new YamlDotNet.Core.Parser(input));
cartoProject = deserializer.Deserialize <CartoProject>(new EventReader(parser));
}
break;
default:
throw new Exception("Unknown extension of the CartoCSS project.");
}
cartoProject.PrepeareFormat(true);
return(cartoProject);
}
public static Map ReadFromFile(string fileContent, string fileName)
{
string path = Path.GetDirectoryName(fileName);
CartoProject cartoProject = null;
switch (Path.GetExtension(fileName).ToLower())
{
case ".mml":
cartoProject = JsonConvert.DeserializeObject <CartoProject>(fileContent);
if (cartoProject.Interactivity != null)
{
try
{
Dictionary <string, object> dict = JsonConvert.DeserializeObject <Dictionary <string, object> >(cartoProject.Interactivity.ToString());
cartoProject.Interactivity = dict;
}
catch
{ }
try
{
bool enabled = JsonConvert.DeserializeObject <bool>(cartoProject.Interactivity.ToString());
cartoProject.Interactivity = enabled;
}
catch
{ }
}
break;
case ".yaml":
using (StringReader input = new StringReader(fileContent))
{
Deserializer deserializer = new Deserializer(namingConvention: new CamelCaseNamingConvention(), ignoreUnmatched: true);
var parser = new MergingParser(new YamlDotNet.Core.Parser(input));
cartoProject = deserializer.Deserialize <CartoProject>(new EventReader(parser));
}
break;
default:
throw new Exception("Unknown extension of the CartoCSS project.");
}
Map map = null;
if (cartoProject.Stylesheet != null && cartoProject.Stylesheet.Length > 0 && cartoProject.Layers.Length > 0)
{
ICartoTranslator cartoTranslator = CartoGeneratorConverterFactory.CreateTranslator(cartoProject.Generator);
CartoParser parser = new CartoParser();
parser.NodeProvider = new CartoNodeProvider();
Env env = new Env();
List <Ruleset> ruleSets = new List <Ruleset>();
List <CartoDefinition> definitions = new List <CartoDefinition>();
foreach (string styleName in cartoProject.Stylesheet)
{
string styleFileName = Path.Combine(path, styleName);
try
{
Ruleset ruleSet = parser.Parse(File.ReadAllText(styleFileName), styleFileName, env);
ruleSets.Add(ruleSet);
// Get an array of Ruleset objects, flattened
// and sorted according to specificitySort
var defs = new List <CartoDefinition>();
defs = ruleSet.Flatten(defs, null, env);
defs.Sort(new SpecificitySorter());
definitions.AddRange(defs);
env.Frames.Push(ruleSet);
}
catch (Exception ex)
{
Exception ex2 = new IOException(string.Format("An error occured during parsing of the style '{0}'.", styleFileName) + ex.Message);
LogFactory.WriteLogEntry(Logger.Default, ex2);
throw ex2;
}
}
string interactivityLayer = null;
if (cartoProject.GetInteractivity() != null && cartoProject.GetInteractivity().ContainsKey("layer"))
{
interactivityLayer = cartoProject.GetInteractivity()["layer"].ToString();
}
map = CreateMap(cartoProject, definitions, env, cartoTranslator);
foreach (CartoLayer cartoLayer in cartoProject.Layers)
{
CartoDatasource datasource = cartoLayer.Datasource;
StyledLayer styledLayer = CreateStyledLayer(cartoLayer, map, cartoTranslator);
try
{
string[] classes = (cartoLayer.Class.Split(new char[] { ' ' }, StringSplitOptions.RemoveEmptyEntries));
Dictionary <string, bool> classIndex = new Dictionary <string, bool>(classes.Length);
for (int i = 0; i < classes.Length; i++)
{
classIndex[classes[i]] = true;
}
var matching = definitions.FindAll(delegate(CartoDefinition def) { return(def.AppliesTo(cartoLayer.Name, classIndex)); });
if (matching.Count > 0)
{
List <CartoStyle> rules = InheritDefinitions(matching, env);
if (rules.Count > 0)
{
SortStyles(rules, env);
for (int k = 0; k < rules.Count; k++)
{
CartoStyle cartoStyle = rules[k];
cartoStyle.Fold(env);
string styleName = cartoLayer.Name + (cartoStyle.Attachment != "__default__" ? "-" + cartoStyle.Attachment : "");
FeatureTypeStyle style = CreateStyle(styleName, cartoStyle, env, cartoTranslator);
if (style.Rules.Count > 0)
{
styledLayer.Styles.Add(style);
}
}
cartoTranslator.ProcessStyles(styledLayer.Styles);
}
if (!string.IsNullOrEmpty(interactivityLayer) && interactivityLayer.Equals(styledLayer.Name))
{
styledLayer.Enabled = false;
}
map.AddLayer(styledLayer);
}
}
catch (Exception ex)
{
Exception ex2 = new IOException(string.Format("Unable to create data source provider with type '{0}' for the layer '{1}'.", datasource.Type, cartoLayer.Name) + ex.Message);
LogFactory.WriteLogEntry(Logger.Default, ex2);
}
}
}
return(map);
}
