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engines/titanic/support/string_parser.h

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+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#ifndef TITANIC_STRING_PARSER_H
+#define TITANIC_STRING_PARSER_H
+
+#include "titanic/support/string.h"
+
+namespace Titanic {
+
+class CStringParser : public CString {
+private:
+	uint _index;
+private:
+	/**
+	 * Gets the character at the current index
+	 */
+	char currentChar() const;
+
+	/**
+	 * Gets the next character, and increments the parsing index
+	 */
+	char getNextChar();
+
+	/**
+	 * Skips over any spaces
+	 */
+	void skipSpaces();
+public:
+	CStringParser() : CString(), _index(0) {}
+	CStringParser(const CString &str) : CString(str), _index(0) {}
+
+	/**
+	 * Skips over any specified separator characters in our string
+	 * at the current index
+	 */
+	void skipSeparators(const CString &separatorChars);
+
+	/**
+	 * Parses out a string from a source string at the current index
+	 * @param resultStr			String to hold the resulting sring
+	 * @param separatorChras	List of characters that separate string values
+	 * @param allowQuotes		If true, handles double-quoted substrings
+	 * @returns		True if a string entry was extracted
+	 */
+	bool parse(CString &resultStr, const CString &separatorChars, bool allowQuotes = false);
+
+	/**
+	 * Reads an integer from the string
+	 */
+	uint readInt();
+
+};
+
+} // End of namespace Titanic
+
+#endif /* TITANIC_STRING_PARSER_H */