Example #1
0
        public static void ExpandFontStyles()
        {
            string        symbolSetFileContents = File.ReadAllText(symbolsetFileName);
            string        fontSetFileContents   = File.ReadAllText(fontsetFileName);
            StringBuilder newSymbols            = new StringBuilder();
            StringBuilder newFonts = new StringBuilder();

            for (int i = 0; i < map.numlayers; i++)
            {
                layerObj layer = map.getLayer(i);
                if (MapUtils.HasMetadata(layer, "character-count"))
                {
                    string charcount = layer.getMetaData("character-count");
                    int    num;
                    if (layer.numclasses == 1 && charcount != null && int.TryParse(charcount, out num))
                    {
                        classObj classobj = layer.getClass(0);
                        if (!fontSetFileContents.Contains(classobj.name))
                        {
                            throw new Exception("Invalid font reference in mmstyles.map: " + classobj.name + ". The fontset file should contain an entry for this font name.");
                        }
                        for (int c = 33; c < 33 + num; c++)
                        {
                            string symbolname = classobj.name + "-" + c.ToString();

                            if (!symbolSetFileContents.Contains(symbolname))
                            {
                                symbolObj sym = new symbolObj(symbolname, null);
                                sym.character = "&#" + c.ToString() + ";";
                                sym.antialias = mapscript.MS_TRUE;
                                sym.type      = (int)MS_SYMBOL_TYPE.MS_SYMBOL_TRUETYPE;
                                sym.font      = classobj.name;
                                sym.inmapfile = 0;
                                map.symbolset.appendSymbol(sym);
                                newSymbols.Append(String.Format("SYMBOL{0}  NAME \"{1}\"{0}  TYPE TRUETYPE{0}  ANTIALIAS TRUE{0}  CHARACTER \"{2}\"{0}  FONT \"{3}\"{0}END{0}", Environment.NewLine, symbolname, sym.character, sym.font));
                            }
                            if (c > 33)
                            {
                                // the first class is already inserted
                                classObj class2 = classobj.clone();
                                class2.name = symbolname;
                                styleObj style2 = class2.getStyle(0);
                                style2.setSymbolByName(map, symbolname);
                                layer.insertClass(class2, -1);
                            }
                            else
                            {
                                styleObj style2 = classobj.getStyle(0);
                                style2.setSymbolByName(map, symbolname);
                            }
                        }
                        if (!classobj.name.EndsWith("-33"))
                        {
                            classobj.name += "-33";
                        }
                    }
                    layer.removeMetaData("character-count");
                }
            }
            if (newSymbols.Length > 0)
            {
                // writing the new symbols to the symbolset file
                int lastpos = symbolSetFileContents.LastIndexOf("END", StringComparison.InvariantCultureIgnoreCase);
                symbolSetFileContents = symbolSetFileContents.Substring(0, lastpos) + newSymbols.ToString() + "END";
                File.WriteAllText(symbolsetFileName, symbolSetFileContents);
            }
            if (newFonts.Length > 0)
            {
                // writing the new fonts to the fontset file
                File.WriteAllText(fontsetFileName, fontSetFileContents + newFonts.ToString());
            }
        }