Added untested code for interpreting bml

Source/MediocreMapper/BeatLanguage.h

@@ -0,0 +1,85 @@
+#pragma once
+#include <string>
+#include <vector>
+
+using namespace std;
+
+class BeatMapLanInterpreter
+{
+public:
+	//typedefs
+	typedef void placeCube(double timestamp, int type, int value);
+
+	struct extFuns {
+		placeCube * p_cube;
+	};
+
+	extFuns externalFunctions;
+
+	//Public Constants
+	const string error_variable_not_found = "VARIABLE_NOT_FOUND";
+	const string error_invalid_math_operator = "INVALID_OPERATOR";
+	const string error_function_not_found = "FUNCTION_NOT_FOUND";
+	const string no_return = "NO_RETURN";
+
+	struct BmlVariable {
+		string name;
+		string value;
+	};
+
+	struct BmlFunction {
+		string name;
+		int pos;
+	};
+
+	//Functions
+	BeatMapLanInterpreter(extFuns functions);
+	~BeatMapLanInterpreter();
+
+	void interpret(string code);
+private:
+	//Constants
+	const char key_fun = '#';
+	const char key_comment = '<EFBFBD>';
+	const char key_pattern = '!';
+	const char key_pattern_seperator = ':';
+	const char key_block_opening_bracket = '{';
+	const char key_block_closing_bracket = '}';
+	const char key_math_opening_bracket = '[';
+	const char key_math_closing_bracket = ']';
+	const char key_section_marker = '"';
+	const char key_variable = '_';
+	const char key_assignment = '=';
+	const char key_request_return = '?';
+	const char key_return_p1 = '<';
+	const char key_return_p2 = '-';
+	const char key_fun_args_opening_bracket = '(';
+	const char key_fun_args_closing_bracket = ')';
+	const char key_args_seperator = ',';
+
+	const string fun_type_function = "fun";
+	const string fun_type_main = "main";
+
+	const string fun_place_cube = "Cube";
+
+	//Global Vriables
+	double currentOffset = 0.0;
+	bool inverted = false;
+
+	string bmlCode = "";
+	int pos = 0;
+
+	vector<BmlVariable> variables;
+	vector<BmlFunction> functions;
+
+	//Fuctions
+	string pop_next(char escape_char);
+	void gotoNext(char key);
+	void jumpSpaces();
+	vector<string> popArgs();
+	void addOrAssignVar(string name, string value);
+	string getVarVal(string name);
+	string evalMathExpression();
+	string executeFun(int m_pos, vector<string> args_names, vector<string> args);
+	string callFunction(string name, vector<string> args);
+};