public CartoReaderContext(Env env, ICartoTranslator translator)
{
NodeValues = new Dictionary <int, string>();
Env = env;
Translator = translator;
_lockObj = new object();
}
public CartoReaderContext(Env env, ICartoTranslator translator)
{
NodeValues = new Dictionary<int, string>();
Env = env;
Translator = translator;
_lockObj = new object();
}
public static string ToFilter(CartoFilterSet filterSet, ICartoTranslator cartoTranslator)
{
string result = string.Empty;
if (filterSet.Count > 0)
{
int i = 0;
foreach (CartoFilterElement filter in filterSet.Filters)
{
if (i != 0)
result += " and ";
result += cartoTranslator.ToFilter(filter.Key.ToString(), ToExpressionOperator(filter.Op), ToExpressionValue(filter.Value));
i++;
}
}
return result;
}
/// <summary>
/// Create styled layer
/// </summary>
/// <param name="cartoLayer"></param>
/// <param name="cartoTranslator"></param>
/// <returns></returns>
private static StyledLayer CreateStyledLayer(CartoLayer cartoLayer, Map map, ICartoTranslator cartoTranslator)
{
ParameterCollection parameters = cartoTranslator.ToDatasourceParameters(cartoLayer);
StyledLayer layer = new StyledLayer(cartoLayer.Name, parameters);
layer.FeaturesCaching.Enabled = true;
if (cartoLayer.Properties != null)
{
if (cartoLayer.Properties.ContainsKey("minzoom"))
{
layer.MinimumScale = ConvertUtility.ToScaleDenominator(Convert.ToInt32(cartoLayer.Properties["minzoom"]));
}
if (cartoLayer.Properties.ContainsKey("maxzoom"))
{
layer.MaximumScale = ConvertUtility.ToScaleDenominator(Convert.ToInt32(cartoLayer.Properties["maxzoom"]));
}
if (cartoLayer.Properties.ContainsKey("queryable"))
{
layer.Queryable = Convert.ToBoolean(cartoLayer.Properties["queryable"]);
}
if (cartoLayer.Properties.ContainsKey("cache-features")) // Extension
{
layer.FeaturesCaching.Enabled = Convert.ToBoolean(cartoLayer.Properties["cache-features"]);
}
}
layer.Enabled = cartoLayer.Status != "off";
string providerName = parameters.GetValue("Type");
if (string.IsNullOrEmpty(providerName))
{
LogFactory.WriteLogEntry(Logger.Default, new IOException(string.Format("Unable to detect the type of a data source provider for the layer '{0}'.", cartoLayer.Name)));
}
if (!string.IsNullOrEmpty(cartoLayer.Srs))
{
layer.CRS = cartoTranslator.ToCoordinateSystem(string.IsNullOrEmpty(cartoLayer.Srs) ? cartoLayer.SrsName : cartoLayer.Srs, !string.IsNullOrEmpty(cartoLayer.SrsName));
}
return(layer);
}
public static string ToFilter(CartoFilterSet filterSet, ICartoTranslator cartoTranslator)
{
string result = string.Empty;
if (filterSet.Count > 0)
{
int i = 0;
foreach (CartoFilterElement filter in filterSet.Filters)
{
if (i != 0)
{
result += " and ";
}
result += cartoTranslator.ToFilter(filter.Key.ToString(), ToExpressionOperator(filter.Op), ToExpressionValue(filter.Value));
i++;
}
}
return(result);
}
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);
}
/// <summary>
/// Detects font sets by analyzing all "text-face-name" properties.
/// </summary>
/// <param name="definitions"></param>
/// <param name="env"></param>
public static void SetFontSets(Map map, List <CartoDefinition> definitions, Env env, ICartoTranslator cartoTranslator)
{
List <FontSet> fontSets = new List <FontSet>();
Dictionary <string, FontSet> dictFontSets = new Dictionary <string, FontSet>();
using (FontFamilyCollection fontCollection = FontUtility.GetFontFamilyCollection())
{
List <FontFamilyTypeface> typeFaces = new List <FontFamilyTypeface>();
List <string> notFoundFontNames = new List <string>();
int fontSetCounter = 0;
foreach (CartoDefinition def in definitions)
{
foreach (CartoRule rule in def.Rules)
{
if (rule.Name == "text-face-name" || rule.Name == "shield-face-name")
{
try
{
Value value = rule.Value as Value;
string strFontNames = value.Evaluate(env).ToString().Replace("\"", "");
FontSet fontSet = null;
if (_dictFontSets.TryGetValue(strFontNames, out fontSet))
{
if (!fontSets.Contains(fontSet))
{
fontSets.Add((FontSet)fontSet.Clone());
dictFontSets.Add(strFontNames, fontSet);
}
continue;
}
string[] fontNames = strFontNames.Split(',');
for (int i = 0; i < fontNames.Length; i++)
{
fontNames[i] = fontNames[i].Trim('\'').Trim();
}
typeFaces.Clear();
foreach (string fontName in fontNames)
{
string fName = fontName.Replace(" ", "");
FontFamilyTypeface typeFace = null;
foreach (MapSurfer.Drawing.FontFamily fontFamily in fontCollection.FontFamilies)
{
if (typeFace != null)
{
break;
}
foreach (FontFamilyTypeface fft in fontFamily.GetTypefaces())
{
foreach (string faceName in fft.FaceNames)
{
string fullName = (fontFamily.Name + faceName).Replace(" ", "");
if (string.Equals(fName, fullName, StringComparison.OrdinalIgnoreCase))
{
typeFace = fft;
break;
}
}
}
}
// We were not able to find appropriate type face
if (typeFace == null)
{
if (!notFoundFontNames.Contains(fontName))
{
notFoundFontNames.Add(fontName);
LogFactory.WriteLogEntry(Logger.Default, string.Format("Unable to find font face(s) for '{0}'", fontName), LogEntryType.Warning);
}
}
else
{
typeFaces.Add(typeFace);
}
}
string fontSetName = "fontset-" + fontSetCounter.ToString();
if (typeFaces.Count > 0)
{
FontSet fs = new FontSet(fontSetName, typeFaces[0].Style, typeFaces[0].Weight);
foreach (FontFamilyTypeface fft in typeFaces)
{
fs.FontNames.Add(fft.FontFamily.Name);
}
fontSets.Add((FontSet)fs.Clone());
_dictFontSets.TryAdd(strFontNames, fs);
dictFontSets.Add(strFontNames, fs);
fontSetCounter++;
}
}
catch
{ }
}
}
}
}
if (fontSets.Count > 0)
{
map.FontSets.AddRange(fontSets);
}
cartoTranslator.FontSets = dictFontSets;
}
private static Dictionary <string, Dictionary <string, CartoRule> > CollectSymbolizers(CartoDefinition def, ZoomStruct zooms, int i, Env env, ICartoTranslator cartoTranslator)
{
Dictionary <string, Dictionary <string, CartoRule> > symbolizers = new Dictionary <string, Dictionary <string, CartoRule> >();
NodeList <CartoRule> rules = def.Rules;
for (int j = i; j < rules.Count; j++)
{
CartoRule child = rules[j];
string symName = cartoTranslator.GetSymbolizerName(child.Name);
string key = child.Instance + "/" + symName;
if ((zooms.Current & child.Zoom) != 0 &&
(!(symbolizers.ContainsKey(key)) || (symbolizers[key] != null && !(symbolizers[key].ContainsKey(child.Name)))))
{
zooms.Current &= child.Zoom;
if (!(symbolizers.ContainsKey(key)))
{
symbolizers[key] = new Dictionary <string, CartoRule>();
}
symbolizers[key][child.Name] = child;
}
}
if (symbolizers.Count > 0)
{
zooms.Rule &= (zooms.Available &= ~zooms.Current);
return(symbolizers);
}
return(null);
}
private static void CreateSymbolizers(Rule rule, Dictionary <string, Dictionary <string, CartoRule> > symbolizers, Env env, ICartoTranslator cartoTranslator)
{
// Sort symbolizers by the index of their first property definition
List <KeyValuePair <string, int> > symOrder = new List <KeyValuePair <string, int> >();
List <int> indexes = new List <int>();
foreach (string key in symbolizers.Keys)
{
int minIdx = int.MaxValue;
var props = symbolizers[key];
foreach (var prop in props)
{
int index = props[prop.Key].Index;
if (index < minIdx)
{
minIdx = index;
}
}
symOrder.Add(new KeyValuePair <string, int>(key, minIdx));
}
// Get a simple list of the symbolizers, in order
symOrder.Sort(delegate(KeyValuePair <string, int> a, KeyValuePair <string, int> b) { return(a.Value.CompareTo(b.Value)); });
foreach (KeyValuePair <string, int> kv in symOrder)
{
var attributes = symbolizers[kv.Key];
var symbolizer = kv.Key.Split('/')[1];
// Skip the magical * symbolizer which is used for universal properties
// which are bubbled up to Style elements intead of Symbolizer elements.
if (symbolizer == "*")
{
continue;
}
// Check if we have all required properties
string[] properties = attributes.Keys.ToArray();
string[] values = new string[properties.Length];
string missingProperty = null;
bool succ = cartoTranslator.HasRequiredProperties(symbolizer, properties, ref missingProperty);
if (!succ)
{
NodeLocation loc = attributes[missingProperty].Location;
throw new Exception(string.Format("A required property '{0}' is missing. Location: Index = {1} ; Source = {2}", missingProperty, loc.Index, loc.Source));
}
int i = 0;
foreach (string propName in attributes.Keys)
{
CartoRule cartoRule = attributes[propName];
values[i] = cartoRule.Value.GetValueAsString(env);
i++;
}
Symbolizer sym = cartoTranslator.ToSymbolizer(symbolizer, properties, values);
if (sym != null && sym.Enabled)
{
rule.Symbolizers.Add(sym);
}
}
}
/// <summary>
/// Creates rules
/// </summary>
/// <param name="style"></param>
/// <param name="def"></param>
/// <param name="env"></param>
/// <param name="existingFilters"></param>
/// <param name="cartoTranslator"></param>
private static void CreateRules(FeatureTypeStyle style, CartoDefinition def, Env env, Dictionary <string, int> existingFilters, ICartoTranslator cartoTranslator)
{
string filter = def.Filters.ToString();
if (!(existingFilters.ContainsKey(filter)))
{
existingFilters[filter] = 0x7FFFFF;
}
int available = 0x7FFFFF;
ZoomStruct zooms = new ZoomStruct();
zooms.Available = available;
NodeList <CartoRule> rules = def.Rules;
for (int i = 0; i < rules.Count; i++)
{
CartoRule cartoRule = rules[i];
zooms.Rule = cartoRule.Zoom;
if ((existingFilters[filter] & zooms.Rule) == 0)
{
continue;
}
while (((zooms.Current = zooms.Rule) & available) != 0)
{
Dictionary <string, Dictionary <string, CartoRule> > symbolizers = CollectSymbolizers(def, zooms, i, env, cartoTranslator);
if (symbolizers != null && symbolizers.Count > 0)
{
if ((existingFilters[filter] & zooms.Current) == 0)
{
continue;
}
int zoom = existingFilters[filter] & zooms.Current;
int startZoom = -1, endZoom = 0;
for (int zi = 0; zi <= 22; zi++)
{
if ((zoom & (1 << zi)) != 0)
{
if (startZoom == -1)
{
startZoom = zi;
}
endZoom = zi;
}
}
Rule rule = new Rule();
rule.Filter = ConvertUtility.ToFilter(def.Filters, cartoTranslator);
rule.Name = cartoRule.Instance;
if (startZoom > 0)
{
rule.MaxScale = ConvertUtility.ToScaleDenominator(startZoom);
}
if (endZoom > 0)
{
rule.MinScale = ConvertUtility.ToScaleDenominator(endZoom + 1);
}
CreateSymbolizers(rule, symbolizers, env, cartoTranslator);
existingFilters[filter] &= ~zooms.Current;
// Check whether the rule has at least one visible symbolizer
if (rule.Symbolizers.Count > 0 && rule.Symbolizers.Any(s => s.Enabled == true))
{
style.Rules.Add(rule);
}
}
}
}
//style.Rules.Sort(new RuleComparer());
}
/// <summary>
/// Creates <see cref="FeatureTypeStyle"/> object
/// </summary>
/// <param name="styleName"></param>
/// <param name="cartoStyle"></param>
/// <param name="env"></param>
/// <param name="cartoTranslator"></param>
/// <returns></returns>
private static FeatureTypeStyle CreateStyle(string styleName, CartoStyle cartoStyle, Env env, ICartoTranslator cartoTranslator)
{
FeatureTypeStyle style = new FeatureTypeStyle(styleName);
style.ProcessFeatureOnce = true;
List <CartoDefinition> definitions = cartoStyle.Definitions;
Dictionary <string, int> existingFilters = null;
List <string> imageFilters = new List <string>();
List <string> imageFiltersBuffer = new List <string>();
int k = 0;
for (int i = 0; i < definitions.Count; i++)
{
CartoDefinition def = definitions[i];
NodeList <CartoRule> rules = def.Rules;
for (int j = 0; j < rules.Count; j++)
{
CartoRule cartoRule = rules[j];
string ruleName = cartoRule.Name;
if (ruleName == "image-filters")
{
string filter = cartoRule.Value.ToString();
if (!imageFilters.Contains(filter))
{
style.ImageFiltersOptions.Filters.Add(cartoTranslator.ToImageFilter(filter));
style.ImageFiltersOptions.Enabled = true;
imageFilters.Add(filter);
}
k++;
}
else if (ruleName == "image-filters-inflate")
{
bool inflate = Convert.ToBoolean(cartoRule.Value.ToString());
if (inflate)
{
style.ImageFiltersOptions.Enabled = true;
}
k++;
}
else if (ruleName == "direct-image-filters")
{
string filter = cartoRule.Value.ToString();
if (!imageFiltersBuffer.Contains(filter))
{
style.ImageFiltersOptions.BufferFilters.Add(cartoTranslator.ToImageFilter(filter));
style.ImageFiltersOptions.Enabled = true;
imageFiltersBuffer.Add(filter);
}
k++;
}
else if (ruleName == "comp-op")
{
style.BlendingOptions.CompositingMode = cartoTranslator.ToCompositingMode(cartoRule.Value.Evaluate(env).ToString());
k++;
}
else if (ruleName == "opacity")
{
style.BlendingOptions.Opacity = (float)(cartoRule.Value.Evaluate(env) as Number).Value;
k++;
}
if (ruleName == "filter-mode")
{
string filterMode = cartoRule.Value.Evaluate(env).ToCSS(env);
if (string.Equals(filterMode, "all"))
{
style.ProcessFeatureOnce = false;
}
else if (string.Equals(filterMode, "first"))
{
style.ProcessFeatureOnce = true;
}
k++;
}
}
if (k < rules.Count)
{
if (existingFilters == null)
{
existingFilters = new Dictionary <string, int>();
}
CreateRules(style, def, env, existingFilters, cartoTranslator);
}
}
return(style);
}
private static void CreateSymbolizers(Rule rule, Dictionary<string, Dictionary<string, CartoRule>> symbolizers, Env env, ICartoTranslator cartoTranslator)
{
// Sort symbolizers by the index of their first property definition
List<KeyValuePair<string, int>> symOrder = new List<KeyValuePair<string, int>>();
List<int> indexes = new List<int>();
foreach (string key in symbolizers.Keys)
{
int minIdx = int.MaxValue;
var props = symbolizers[key];
foreach (var prop in props)
{
int index = props[prop.Key].Index;
if (index < minIdx)
minIdx = index;
}
symOrder.Add(new KeyValuePair<string, int>(key, minIdx));
}
// Get a simple list of the symbolizers, in order
symOrder.Sort(delegate (KeyValuePair<string, int> a, KeyValuePair<string, int> b) { return a.Value.CompareTo(b.Value); });
foreach (KeyValuePair<string, int> kv in symOrder)
{
var attributes = symbolizers[kv.Key];
var symbolizer = kv.Key.Split('/')[1];
// Skip the magical * symbolizer which is used for universal properties
// which are bubbled up to Style elements intead of Symbolizer elements.
if (symbolizer == "*")
continue;
// Check if we have all required properties
string[] properties = attributes.Keys.ToArray();
string[] values = new string[properties.Length];
string missingProperty = null;
bool succ = cartoTranslator.HasRequiredProperties(symbolizer, properties, ref missingProperty);
if (!succ)
{
NodeLocation loc = attributes[missingProperty].Location;
throw new Exception(string.Format("A required property '{0}' is missing. Location: Index = {1} ; Source = {2}", missingProperty, loc.Index, loc.Source));
}
int i = 0;
foreach (string propName in attributes.Keys)
{
CartoRule cartoRule = attributes[propName];
values[i] = cartoRule.Value.GetValueAsString(env);
i++;
}
Symbolizer sym = cartoTranslator.ToSymbolizer(symbolizer, properties, values);
if (sym != null && sym.Enabled)
rule.Symbolizers.Add(sym);
}
}
/// <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);
}
/// <summary>
/// Create styled layer
/// </summary>
/// <param name="cartoLayer"></param>
/// <param name="cartoTranslator"></param>
/// <returns></returns>
private static StyledLayer CreateStyledLayer(CartoLayer cartoLayer, Map map, ICartoTranslator cartoTranslator)
{
ParameterCollection parameters = cartoTranslator.ToDatasourceParameters(cartoLayer);
StyledLayer layer = new StyledLayer(cartoLayer.Name, parameters);
layer.FeaturesCaching.Enabled = true;
if (cartoLayer.Properties != null)
{
if (cartoLayer.Properties.ContainsKey("minzoom"))
layer.MinimumScale = ConvertUtility.ToScaleDenominator(Convert.ToInt32(cartoLayer.Properties["minzoom"]));
if (cartoLayer.Properties.ContainsKey("maxzoom"))
layer.MaximumScale = ConvertUtility.ToScaleDenominator(Convert.ToInt32(cartoLayer.Properties["maxzoom"]));
if (cartoLayer.Properties.ContainsKey("queryable"))
layer.Queryable = Convert.ToBoolean(cartoLayer.Properties["queryable"]);
if (cartoLayer.Properties.ContainsKey("cache-features")) // Extension
layer.FeaturesCaching.Enabled = Convert.ToBoolean(cartoLayer.Properties["cache-features"]);
}
layer.Enabled = cartoLayer.Status != "off";
string providerName = parameters.GetValue("Type");
if (string.IsNullOrEmpty(providerName))
LogFactory.WriteLogEntry(Logger.Default, new IOException(string.Format("Unable to detect the type of a data source provider for the layer '{0}'.", cartoLayer.Name)));
if (!string.IsNullOrEmpty(cartoLayer.Srs))
layer.CRS = cartoTranslator.ToCoordinateSystem(string.IsNullOrEmpty(cartoLayer.Srs) ? cartoLayer.SrsName : cartoLayer.Srs, !string.IsNullOrEmpty(cartoLayer.SrsName));
return layer;
}
/// <summary>
/// Creates <see cref="FeatureTypeStyle"/> object
/// </summary>
/// <param name="styleName"></param>
/// <param name="cartoStyle"></param>
/// <param name="env"></param>
/// <param name="cartoTranslator"></param>
/// <returns></returns>
private static FeatureTypeStyle CreateStyle(string styleName, CartoStyle cartoStyle, Env env, ICartoTranslator cartoTranslator)
{
FeatureTypeStyle style = new FeatureTypeStyle(styleName);
style.ProcessFeatureOnce = true;
List<CartoDefinition> definitions = cartoStyle.Definitions;
Dictionary<string, int> existingFilters = null;
List<string> imageFilters = new List<string>();
List<string> imageFiltersBuffer = new List<string>();
int k = 0;
for (int i = 0; i < definitions.Count; i++)
{
CartoDefinition def = definitions[i];
NodeList<CartoRule> rules = def.Rules;
for (int j = 0; j < rules.Count; j++)
{
CartoRule cartoRule = rules[j];
string ruleName = cartoRule.Name;
if (ruleName == "image-filters")
{
string filter = cartoRule.Value.ToString();
if (!imageFilters.Contains(filter))
{
style.ImageFiltersOptions.Filters.Add(cartoTranslator.ToImageFilter(filter));
style.ImageFiltersOptions.Enabled = true;
imageFilters.Add(filter);
}
k++;
}
else if (ruleName == "image-filters-inflate")
{
bool inflate = Convert.ToBoolean(cartoRule.Value.ToString());
if (inflate)
style.ImageFiltersOptions.Enabled = true;
k++;
}
else if (ruleName == "direct-image-filters")
{
string filter = cartoRule.Value.ToString();
if (!imageFiltersBuffer.Contains(filter))
{
style.ImageFiltersOptions.BufferFilters.Add(cartoTranslator.ToImageFilter(filter));
style.ImageFiltersOptions.Enabled = true;
imageFiltersBuffer.Add(filter);
}
k++;
}
else if (ruleName == "comp-op")
{
style.BlendingOptions.CompositingMode = cartoTranslator.ToCompositingMode(cartoRule.Value.Evaluate(env).ToString());
k++;
}
else if (ruleName == "opacity")
{
style.BlendingOptions.Opacity = (float)(cartoRule.Value.Evaluate(env) as Number).Value;
k++;
}
if (ruleName == "filter-mode")
{
string filterMode = cartoRule.Value.Evaluate(env).ToCSS(env);
if (string.Equals(filterMode, "all"))
style.ProcessFeatureOnce = false;
else if (string.Equals(filterMode, "first"))
style.ProcessFeatureOnce = true;
k++;
}
}
if (k < rules.Count)
{
if (existingFilters == null)
existingFilters = new Dictionary<string, int>();
CreateRules(style, def, env, existingFilters, cartoTranslator);
}
}
return style;
}
private static void SetMapProperties(Map map, Dictionary<string, string> properties, ICartoTranslator cartoTranslator)
{
if (properties.Count == 0)
return;
string paramValue;
// ************************* Set background properties *************************
Background background = map.Background;
if (properties.TryGetValue("background-color", out paramValue))
background.ColorHtml = paramValue;
if (properties.TryGetValue("background-opacity", out paramValue))
background.Opacity = Convert.ToSingle(paramValue, CultureInfo.InvariantCulture);
// TODO more image stuff
if (properties.TryGetValue("background-image-file", out paramValue) || properties.TryGetValue("background-image", out paramValue))
{
background.Image.FileName = cartoTranslator.ToPath(paramValue);
}
// ************************* Set render modes *************************
RenderModes renderModes = map.RenderModes;
if (properties.TryGetValue("render-modes-bidi", out paramValue))
{
renderModes.BidiMode = Convert.ToBoolean(paramValue);
}
if (properties.TryGetValue("render-modes-kerning", out paramValue))
{
renderModes.Kerning = Convert.ToBoolean(paramValue);
}
if (properties.TryGetValue("render-modes-scale-factor", out paramValue))
{
renderModes.ScaleFactor = Convert.ToSingle(paramValue);
}
if (properties.TryGetValue("render-modes-text-abbreviation", out paramValue))
{
renderModes.TextAbbreviation = Convert.ToBoolean(paramValue);
}
if (properties.TryGetValue("render-modes-text-contrast", out paramValue))
{
renderModes.TextContrast = Convert.ToInt32(paramValue);
}
if (properties.TryGetValue("render-modes-image-resampling", out paramValue))
{
renderModes.ImageResamplingMode = EnumExtensions.GetValueByName<ImageResamplingMode>(typeof(ImageResamplingMode), paramValue, StringComparison.OrdinalIgnoreCase);
}
if (properties.TryGetValue("render-modes-smoothing", out paramValue))
{
renderModes.SmoothingMode = EnumExtensions.GetValueByName<SmoothingMode>(typeof(SmoothingMode), paramValue, StringComparison.OrdinalIgnoreCase);
}
if (properties.TryGetValue("render-modes-text-rendering", out paramValue))
{
renderModes.TextRenderingMode = EnumExtensions.GetValueByName<TextRenderMode>(typeof(TextRenderMode), paramValue, StringComparison.OrdinalIgnoreCase);
}
// ************************* Set label settings *************************
LabelPlacementProblemSettings labelSettings = map.LabelPlacementSettings;
if (properties.TryGetValue("label-settings-solver", out paramValue))
{
labelSettings.Solver = paramValue;
labelSettings.SolverParameters = GetParameters(properties, "label-settings-solver-param");
}
if (properties.TryGetValue("label-settings-accuracy", out paramValue))
{
labelSettings.AccuracyMode = EnumExtensions.GetValueByName<MapSurfer.Labeling.CandidatePositionGenerators.LabelPlacementAccuracyMode>(typeof(MapSurfer.Labeling.CandidatePositionGenerators.LabelPlacementAccuracyMode), paramValue, StringComparison.OrdinalIgnoreCase);
}
if (properties.TryGetValue("label-settings-candidate-position-generator", out paramValue))
{
labelSettings.CandidatePositionGenerator = paramValue;
labelSettings.CandidatePositionGeneratorParameters = GetParameters(properties, "label-settings-candidate-position-generator-param");
}
if (properties.TryGetValue("label-settings-collision-detector", out paramValue))
{
labelSettings.CollisionDetector = paramValue;
labelSettings.CollisionDetectorParameters = GetParameters(properties, "label-settings-collision-detector-param");
}
string[] values = GetStringValues(properties, "label-settings-quality-evaluator-param");
if (values.Length > 0)
{
labelSettings.QualityEvaluators.Clear();
labelSettings.QualityEvaluators.AddRange(values);
}
// ************************* Font files *******************************
values = GetStringValues(properties, "font-files-file");
if (values.Length > 0)
{
map.FontFiles.AddRange(values);
}
if (properties.TryGetValue("font-directory", out paramValue))
{
if (Directory.Exists(paramValue))
{
foreach (string fileName in Directory.EnumerateFiles(paramValue))
{
map.FontFiles.Add(fileName);
}
}
}
// ************************* Font sets *******************************
//TODO
// ************************* Scales *************************
if (properties.TryGetValue("minimum-scale", out paramValue))
map.MinimumScale = Convert.ToDouble(paramValue, CultureInfo.InvariantCulture);
if (properties.TryGetValue("maximum-scale", out paramValue))
map.MaximumScale = Convert.ToDouble(paramValue, CultureInfo.InvariantCulture);
// ************************* Buffers *************************
int size = 256;
if (properties.TryGetValue("buffer-size", out paramValue))
size = Convert.ToInt32(paramValue);
map.Padding = new Size(size, size);
if (properties.TryGetValue("buffer-image-size", out paramValue)) // Extension
{
size = Convert.ToInt32(paramValue);
map.Buffer = new Size(size, size);
}
}
/// <summary>
/// Detects font sets by analyzing all "text-face-name" properties.
/// </summary>
/// <param name="definitions"></param>
/// <param name="env"></param>
public static void SetFontSets(Map map, List<CartoDefinition> definitions, Env env, ICartoTranslator cartoTranslator)
{
List<FontSet> fontSets = new List<FontSet>();
Dictionary<string, FontSet> dictFontSets = new Dictionary<string, FontSet>();
using (FontFamilyCollection fontCollection = FontUtility.GetFontFamilyCollection())
{
List<FontFamilyTypeface> typeFaces = new List<FontFamilyTypeface>();
List<string> notFoundFontNames = new List<string>();
int fontSetCounter = 0;
foreach (CartoDefinition def in definitions)
{
foreach (CartoRule rule in def.Rules)
{
if (rule.Name == "text-face-name" || rule.Name == "shield-face-name")
{
try
{
Value value = rule.Value as Value;
string strFontNames = value.Evaluate(env).ToString().Replace("\"", "");
FontSet fontSet = null;
if (_dictFontSets.TryGetValue(strFontNames, out fontSet))
{
if (!fontSets.Contains(fontSet))
{
fontSets.Add((FontSet)fontSet.Clone());
dictFontSets.Add(strFontNames, fontSet);
}
continue;
}
string[] fontNames = strFontNames.Split(',');
for (int i = 0; i < fontNames.Length; i++)
{
fontNames[i] = fontNames[i].Trim('\'').Trim();
}
typeFaces.Clear();
foreach (string fontName in fontNames)
{
string fName = fontName.Replace(" ", "");
FontFamilyTypeface typeFace = null;
foreach (MapSurfer.Drawing.FontFamily fontFamily in fontCollection.FontFamilies)
{
if (typeFace != null)
break;
foreach (FontFamilyTypeface fft in fontFamily.GetTypefaces())
{
foreach (string faceName in fft.FaceNames)
{
string fullName = (fontFamily.Name + faceName).Replace(" ", "");
if (string.Equals(fName, fullName, StringComparison.OrdinalIgnoreCase))
{
typeFace = fft;
break;
}
}
}
}
// We were not able to find appropriate type face
if (typeFace == null)
{
if (!notFoundFontNames.Contains(fontName))
{
notFoundFontNames.Add(fontName);
LogFactory.WriteLogEntry(Logger.Default, string.Format("Unable to find font face(s) for '{0}'", fontName), LogEntryType.Warning);
}
}
else
{
typeFaces.Add(typeFace);
}
}
string fontSetName = "fontset-" + fontSetCounter.ToString();
if (typeFaces.Count > 0)
{
FontSet fs = new FontSet(fontSetName, typeFaces[0].Style, typeFaces[0].Weight);
foreach (FontFamilyTypeface fft in typeFaces)
{
fs.FontNames.Add(fft.FontFamily.Name);
}
fontSets.Add((FontSet)fs.Clone());
_dictFontSets.TryAdd(strFontNames, fs);
dictFontSets.Add(strFontNames, fs);
fontSetCounter++;
}
}
catch
{ }
}
}
}
}
if (fontSets.Count > 0)
map.FontSets.AddRange(fontSets);
cartoTranslator.FontSets = dictFontSets;
}
private static Dictionary<string, Dictionary<string, CartoRule>> CollectSymbolizers(CartoDefinition def, ZoomStruct zooms, int i, Env env, ICartoTranslator cartoTranslator)
{
Dictionary<string, Dictionary<string, CartoRule>> symbolizers = new Dictionary<string, Dictionary<string, CartoRule>>();
NodeList<CartoRule> rules = def.Rules;
for (int j = i; j < rules.Count; j++)
{
CartoRule child = rules[j];
string symName = cartoTranslator.GetSymbolizerName(child.Name);
string key = child.Instance + "/" + symName;
if ((zooms.Current & child.Zoom) != 0 &&
(!(symbolizers.ContainsKey(key)) || (symbolizers[key] != null && !(symbolizers[key].ContainsKey(child.Name)))))
{
zooms.Current &= child.Zoom;
if (!(symbolizers.ContainsKey(key)))
symbolizers[key] = new Dictionary<string, CartoRule>();
symbolizers[key][child.Name] = child;
}
}
if (symbolizers.Count > 0)
{
zooms.Rule &= (zooms.Available &= ~zooms.Current);
return symbolizers;
}
return null;
}
private static void SetMapProperties(Map map, Dictionary <string, string> properties, ICartoTranslator cartoTranslator)
{
if (properties.Count == 0)
{
return;
}
string paramValue;
// ************************* Set background properties *************************
Background background = map.Background;
if (properties.TryGetValue("background-color", out paramValue))
{
background.ColorHtml = paramValue;
}
if (properties.TryGetValue("background-opacity", out paramValue))
{
background.Opacity = Convert.ToSingle(paramValue, CultureInfo.InvariantCulture);
}
// TODO more image stuff
if (properties.TryGetValue("background-image-file", out paramValue) || properties.TryGetValue("background-image", out paramValue))
{
background.Image.FileName = cartoTranslator.ToPath(paramValue);
}
// ************************* Set render modes *************************
RenderModes renderModes = map.RenderModes;
if (properties.TryGetValue("render-modes-bidi", out paramValue))
{
renderModes.BidiMode = Convert.ToBoolean(paramValue);
}
if (properties.TryGetValue("render-modes-kerning", out paramValue))
{
renderModes.Kerning = Convert.ToBoolean(paramValue);
}
if (properties.TryGetValue("render-modes-scale-factor", out paramValue))
{
renderModes.ScaleFactor = Convert.ToSingle(paramValue);
}
if (properties.TryGetValue("render-modes-text-abbreviation", out paramValue))
{
renderModes.TextAbbreviation = Convert.ToBoolean(paramValue);
}
if (properties.TryGetValue("render-modes-text-contrast", out paramValue))
{
renderModes.TextContrast = Convert.ToInt32(paramValue);
}
if (properties.TryGetValue("render-modes-image-resampling", out paramValue))
{
renderModes.ImageResamplingMode = EnumExtensions.GetValueByName <ImageResamplingMode>(typeof(ImageResamplingMode), paramValue, StringComparison.OrdinalIgnoreCase);
}
if (properties.TryGetValue("render-modes-smoothing", out paramValue))
{
renderModes.SmoothingMode = EnumExtensions.GetValueByName <SmoothingMode>(typeof(SmoothingMode), paramValue, StringComparison.OrdinalIgnoreCase);
}
if (properties.TryGetValue("render-modes-text-rendering", out paramValue))
{
renderModes.TextRenderingMode = EnumExtensions.GetValueByName <TextRenderMode>(typeof(TextRenderMode), paramValue, StringComparison.OrdinalIgnoreCase);
}
// ************************* Set label settings *************************
LabelPlacementProblemSettings labelSettings = map.LabelPlacementSettings;
if (properties.TryGetValue("label-settings-solver", out paramValue))
{
labelSettings.Solver = paramValue;
labelSettings.SolverParameters = GetParameters(properties, "label-settings-solver-param");
}
if (properties.TryGetValue("label-settings-accuracy", out paramValue))
{
labelSettings.AccuracyMode = EnumExtensions.GetValueByName <MapSurfer.Labeling.CandidatePositionGenerators.LabelPlacementAccuracyMode>(typeof(MapSurfer.Labeling.CandidatePositionGenerators.LabelPlacementAccuracyMode), paramValue, StringComparison.OrdinalIgnoreCase);
}
if (properties.TryGetValue("label-settings-candidate-position-generator", out paramValue))
{
labelSettings.CandidatePositionGenerator = paramValue;
labelSettings.CandidatePositionGeneratorParameters = GetParameters(properties, "label-settings-candidate-position-generator-param");
}
if (properties.TryGetValue("label-settings-collision-detector", out paramValue))
{
labelSettings.CollisionDetector = paramValue;
labelSettings.CollisionDetectorParameters = GetParameters(properties, "label-settings-collision-detector-param");
}
string[] values = GetStringValues(properties, "label-settings-quality-evaluator-param");
if (values.Length > 0)
{
labelSettings.QualityEvaluators.Clear();
labelSettings.QualityEvaluators.AddRange(values);
}
// ************************* Font files *******************************
values = GetStringValues(properties, "font-files-file");
if (values.Length > 0)
{
map.FontFiles.AddRange(values);
}
if (properties.TryGetValue("font-directory", out paramValue))
{
if (Directory.Exists(paramValue))
{
foreach (string fileName in Directory.EnumerateFiles(paramValue))
{
map.FontFiles.Add(fileName);
}
}
}
// ************************* Font sets *******************************
//TODO
// ************************* Scales *************************
if (properties.TryGetValue("minimum-scale", out paramValue))
{
map.MinimumScale = Convert.ToDouble(paramValue, CultureInfo.InvariantCulture);
}
if (properties.TryGetValue("maximum-scale", out paramValue))
{
map.MaximumScale = Convert.ToDouble(paramValue, CultureInfo.InvariantCulture);
}
// ************************* Buffers *************************
int size = 256;
if (properties.TryGetValue("buffer-size", out paramValue))
{
size = Convert.ToInt32(paramValue);
}
map.Padding = new Size(size, size);
if (properties.TryGetValue("buffer-image-size", out paramValue)) // Extension
{
size = Convert.ToInt32(paramValue);
map.Buffer = new Size(size, size);
}
}
/// <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;
}
/// <summary>
/// Creates rules
/// </summary>
/// <param name="style"></param>
/// <param name="def"></param>
/// <param name="env"></param>
/// <param name="existingFilters"></param>
/// <param name="cartoTranslator"></param>
private static void CreateRules(FeatureTypeStyle style, CartoDefinition def, Env env, Dictionary<string, int> existingFilters, ICartoTranslator cartoTranslator)
{
string filter = def.Filters.ToString();
if (!(existingFilters.ContainsKey(filter)))
existingFilters[filter] = 0x7FFFFF;
int available = 0x7FFFFF;
ZoomStruct zooms = new ZoomStruct();
zooms.Available = available;
NodeList<CartoRule> rules = def.Rules;
for (int i = 0; i < rules.Count; i++)
{
CartoRule cartoRule = rules[i];
zooms.Rule = cartoRule.Zoom;
if ((existingFilters[filter] & zooms.Rule) == 0)
continue;
while (((zooms.Current = zooms.Rule) & available) != 0)
{
Dictionary<string, Dictionary<string, CartoRule>> symbolizers = CollectSymbolizers(def, zooms, i, env, cartoTranslator);
if (symbolizers != null && symbolizers.Count > 0)
{
if ((existingFilters[filter] & zooms.Current) == 0)
continue;
int zoom = existingFilters[filter] & zooms.Current;
int startZoom = -1, endZoom = 0;
for (int zi = 0; zi <= 22; zi++)
{
if ((zoom & (1 << zi)) != 0)
{
if (startZoom == -1)
startZoom = zi;
endZoom = zi;
}
}
Rule rule = new Rule();
rule.Filter = ConvertUtility.ToFilter(def.Filters, cartoTranslator);
rule.Name = cartoRule.Instance;
if (startZoom > 0)
rule.MaxScale = ConvertUtility.ToScaleDenominator(startZoom);
if (endZoom > 0)
rule.MinScale = ConvertUtility.ToScaleDenominator(endZoom + 1);
CreateSymbolizers(rule, symbolizers, env, cartoTranslator);
existingFilters[filter] &= ~zooms.Current;
// Check whether the rule has at least one visible symbolizer
if (rule.Symbolizers.Count > 0 && rule.Symbolizers.Any(s => s.Enabled == true))
style.Rules.Add(rule);
}
}
}
//style.Rules.Sort(new RuleComparer());
}
