From 87462517ca9ae8ece9ef3f97d3f105c72e74a4d7 Mon Sep 17 00:00:00 2001 From: Emiel Bruijntjes Date: Sun, 20 Oct 2013 14:25:24 -0700 Subject: long types have been replaced with int16, int32 and int64 types to make code more readable and easier portable between architectures longType and decimalType have been replace by numericType and floatType Many arithmetic operators have been added to the value class Solved various issues with copying and moving value objects --- src/arithmetic.h | 286 +++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 286 insertions(+) create mode 100644 src/arithmetic.h (limited to 'src/arithmetic.h') diff --git a/src/arithmetic.h b/src/arithmetic.h new file mode 100644 index 0000000..ae690bc --- /dev/null +++ b/src/arithmetic.h @@ -0,0 +1,286 @@ +/** + * Arithmethic.h + * + * Helper class that takes care of arithmetic operations on PHP variables + * + * @author Emiel Bruijntjes + * @copyright 2013 Copernica BV + */ + +/** + * Set up namespace + */ +namespace Php { + +/** + * Class definition + */ +template < template class F> +class Arithmetic +{ +public: + /** + * Constructor + * @param value The original object + */ + Arithmetic(Value *value) : _value(value) {} + + /** + * Destructor + */ + virtual ~Arithmetic() {} + + /** + * Apply a number, and return a new value object after running the arithmetic function + * @param value + * @return Value + */ + Value apply(const Value &value) + { + // is this a type a floating point type? + if (value.isFloat()) return apply(value.floatValue()); + + // we are going to treat it as a numeric (non floating) type + return apply(value.numericValue()); + } + + /** + * Apply a number, and return a new value object after running the arithmetic function + * @param value + * @return Value + */ + Value apply(int16_t value) + { + // check if the current object is a floating point number + if (_value->isFloat()) return Value(F()(_value->floatValue(), value)); + + // apply to natural numbers + return Value(F()(_value->numericValue(), value)); + } + + /** + * Apply a number, and return a new value object after running the arithmetic function + * @param value + * @return Value + */ + Value apply(int32_t value) + { + // check if the current object is a floating point number + if (_value->isFloat()) return Value(F()(_value->floatValue(), value)); + + // apply to natural numbers + return Value(F()(_value->numericValue(), value)); + } + + /** + * Apply a number, and return a new value object after running the arithmetic function + * @param value + * @return Value + */ + Value apply(int64_t value) + { + // check if the current object is a floating point number + if (_value->isFloat()) return Value(F()(_value->floatValue(), value)); + + // apply to natural numbers + return Value(F()(_value->numericValue(), value)); + } + + /** + * Apply a boolean (treat is as 0 or 1), and return a new value object after running the arithmetic function + * @param value + * @return Value + */ + Value apply(bool value) + { + // check if the current object is a floating point number + if (_value->isFloat()) return Value(F()(_value->floatValue(), value?1:0)); + + // apply to natural numbers + return Value(F()(_value->numericValue(), value?1:0)); + } + + /** + * Apply a character (value between '0' and '9'), and return a new value object after running the arithmetic function + * @param value + * @return Value + */ + Value apply(char value) + { + // convert to an integer + int v = value < '0' || value > '9' ? 0 : value - '0'; + + // check if the current object is a floating point number + if (_value->isFloat()) return Value(F()(_value->floatValue(), v)); + + // apply to natural numbers + return Value(F()(_value->numericValue(), v)); + } + + /** + * Apply a string (representing a number), and return a new value object after running the arithmetic function + * @param value + * @return Value + */ + Value apply(const std::string &value) + { + // convert string to integer + return apply(atoi(value.c_str())); + } + + /** + * Apply a string (representing a number), and return a new value object after running the arithmetic function + * @param value + * @return Value + */ + Value apply(const char *value) + { + // convert string to integer + return apply(atoi(value)); + } + + /** + * Apply a string (representing a number), and return a new value object after running the arithmetic function + * @param value + * @return Value + */ + Value apply(double value) + { + return Value(F()(_value->floatValue(), value)); + } + + /** + * Assign a different value object, applying the arithmetic operation + * @param value + * @return Value + */ + Value &assign(const Value &value) + { + // is this a type a floating point type? + if (value.isFloat()) return assign(value.floatValue()); + + // we are going to treat it as a numeric (non floating) type + return assign(value.numericValue()); + } + + /** + * Assign a 16bit number, applying the arithmetic operation + * @param value + * @return Value + */ + Value &assign(int16_t value) + { + // is the current object a floating point type? + if (_value->isFloat()) return _value->operator=(F()(_value->floatValue(), value)); + + // do a numeric operation + return _value->operator=(F()(_value->numericValue(), value)); + } + + /** + * Assign 32bit integer, applying the arithmetic operation + * @param value + * @return Value + */ + Value &assign(int32_t value) + { + // is the current object a floating point type? + if (_value->isFloat()) return _value->operator=(F()(_value->floatValue(), value)); + + // do a numeric operation + return _value->operator=(F()(_value->numericValue(), value)); + } + + /** + * Assign 64bit integer, applying the arithmetic operation + * @param value + * @return Value + */ + Value &assign(int64_t value) + { + // is the current object a floating point type? + if (_value->isFloat()) return _value->operator=(F()(_value->floatValue(), value)); + + // do a numeric operation + return _value->operator=(F()(_value->numericValue(), value)); + } + + /** + * Assign 64bit integer - which is treated as 1 or 0 - applying the arithmetic operation + * @param value + * @return Value + */ + Value &assign(bool value) + { + // is the current object a floating point type? + if (_value->isFloat()) return _value->operator=(F()(_value->floatValue(), value?1:0)); + + // do a numeric operation + return _value->operator=(F()(_value->numericValue(), value?1:0)); + } + + /** + * Assign a single character - which is treated as an int, and applying the arithmetic function + * @param value + * @return Value + */ + Value &assign(char value) + { + // convert to an integer + int v = value < '0' || value > '9' ? 0 : value - '0'; + + // is the current object a floating point type? + if (_value->isFloat()) return _value->operator=(F()(_value->floatValue(), v)); + + // do a numeric operation + return _value->operator=(F()(_value->numericValue(), v)); + } + + /** + * Assign a a string - treating it as an integer, and applying the arithmetic function + * @param value + * @return Value + */ + Value &assign(const std::string &value) + { + // assign integer + return assign(atoi(value.c_str())); + } + + /** + * Assign a string - treating it as an integer, and applying the arithmetic function + * @param value + * @return Value + */ + Value &assign(const char *value) + { + // assign integer + return assign(atoi(value)); + } + + /** + * Assign a double, applying the arithmetic operation + * @param value + * @return Value + */ + Value &assign(double value) + { + // do float operation + return _value->operator=(F()(_value->floatValue(), value)); + } + +private: + /** + * Pointer to the original value object + * @var Value + */ + Value *_value; + + +}; + +/** + * End of namespace + */ +} + -- cgit v1.2.3