Fix compiling with non doubles

[ipdf/code.git] / src / paranoidnumber.h

diff --git a/src/paranoidnumber.h b/src/paranoidnumber.h
new file mode 100644 (file)
index 0000000..4c481bd
--- /dev/null
+++ b/src/paranoidnumber.h
@@ -0,0 +1,104 @@
+#ifndef _PARANOIDNUMBER_H
+#define _PARANOIDNUMBER_H
+
+#include <list>
+#include <cfloat>
+#include <map>
+#include <string>
+
+namespace IPDF
+{
+       class ParanoidNumber
+       {
+               public:
+                       typedef enum {ADD, SUBTRACT, MULTIPLY, DIVIDE} Optype;
+                       
+                       ParanoidNumber(float value=0, Optype type = ADD) : m_value(value), m_op(type), m_next(NULL)
+                       {
+                               
+                       }
+                       
+                       ParanoidNumber(const ParanoidNumber & cpy) : m_value(cpy.m_value), m_op(cpy.m_op), m_next(NULL)
+                       {
+                               if (cpy.m_next != NULL)
+                               {
+                                       m_next = new ParanoidNumber(*(cpy.m_next));
+                               }
+                       }
+                       
+                       ParanoidNumber(const ParanoidNumber & cpy, Optype type) : ParanoidNumber(cpy)
+                       {
+                               m_op = type;
+                       }
+                       
+                       ParanoidNumber(const char * str);
+                       
+                       virtual ~ParanoidNumber()
+                       {
+                               if (m_next != NULL)
+                                       delete m_next;
+                       }
+                       
+                       
+                       double ToDouble() const;
+                       
+                       ParanoidNumber & operator+=(const ParanoidNumber & a);
+                       ParanoidNumber & operator-=(const ParanoidNumber & a);
+                       ParanoidNumber & operator*=(const ParanoidNumber & a);
+                       ParanoidNumber & operator/=(const ParanoidNumber & a);
+                       ParanoidNumber & operator=(const ParanoidNumber & a);
+                       
+                       
+                       bool operator<(const ParanoidNumber & a) const {return ToDouble() < a.ToDouble();}
+                       bool operator<=(const ParanoidNumber & a) const {return this->operator<(a) || this->operator==(a);}
+                       bool operator>(const ParanoidNumber & a) const {return !(this->operator<=(a));}
+                       bool operator>=(const ParanoidNumber & a) const {return !(this->operator<(a));}
+                       bool operator==(const ParanoidNumber & a) const {return ToDouble() == a.ToDouble();}
+                       bool operator!=(const ParanoidNumber & a) const {return !(this->operator==(a));}
+                       
+                       ParanoidNumber operator+(const ParanoidNumber & a) const
+                       {
+                               ParanoidNumber result(*this);
+                               result += a;
+                               return result;
+                       }
+                       ParanoidNumber operator-(const ParanoidNumber & a) const
+                       {
+                               ParanoidNumber result(*this);
+                               result -= a;
+                               return result;
+                       }
+                       ParanoidNumber operator*(const ParanoidNumber & a) const
+                       {
+                               ParanoidNumber result(*this);
+                               result *= a;
+                               return result;
+                       }
+                       ParanoidNumber operator/(const ParanoidNumber & a) const
+                       {
+                               ParanoidNumber result(*this);
+                               result /= a;
+                               return result;
+                       }
+                       
+                       std::string Str() const;
+               
+               private:
+                       void Simplify();
+                       ParanoidNumber * InsertAfter(ParanoidNumber * insert);
+                       ParanoidNumber * InsertAfter(float value, Optype op);
+                       
+                       float m_value;
+                       Optype m_op;
+                       ParanoidNumber * m_next;
+
+                       
+                       
+
+       };
+
+
+}
+
+#endif //_PARANOIDNUMBER_H
+