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SqMod/module/Base/Vector2i.hpp
Sandu Liviu Catalin b18d0a129a Implement formatting on math types. 
Just a helper method to help you generate strings from math types more easilly. A bit risky if you're dumb and don't know how format specifiers work in C because it provides direct access to those.
2020-09-03 20:33:51 +03:00

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#pragma once
// ------------------------------------------------------------------------------------------------
#include "SqBase.hpp"
// ------------------------------------------------------------------------------------------------
namespace SqMod {
/* ------------------------------------------------------------------------------------------------
* Class used to represent a two-dimensional vector using integral values.
*/
struct Vector2i
{
/* --------------------------------------------------------------------------------------------
* The type of value used by components of type.
*/
typedef int Value;
/* --------------------------------------------------------------------------------------------
* Helper instances for common values mostly used as return types or comparison.
*/
static const Vector2i NIL;
static const Vector2i MIN;
static const Vector2i MAX;
/* --------------------------------------------------------------------------------------------
* The delimiter character to be used when extracting values from strings.
*/
static SQChar Delim;
/* --------------------------------------------------------------------------------------------
* The x and y components of this type.
*/
Value x, y;
/* --------------------------------------------------------------------------------------------
* Default constructor.
*/
Vector2i() noexcept;
/* --------------------------------------------------------------------------------------------
* Construct a vector with the same scalar value for all components.
*/
explicit Vector2i(Value sv) noexcept;
/* --------------------------------------------------------------------------------------------
* Construct a vector with the specified component values.
*/
Vector2i(Value xv, Value yv) noexcept;
/* --------------------------------------------------------------------------------------------
* Copy constructor.
*/
Vector2i(const Vector2i & o) noexcept = default;
/* --------------------------------------------------------------------------------------------
* Copy constructor.
*/
Vector2i(Vector2i && o) noexcept = default;
/* --------------------------------------------------------------------------------------------
* Destructor.
*/
~Vector2i() = default;
/* --------------------------------------------------------------------------------------------
* Copy assignment operator.
*/
Vector2i & operator = (const Vector2i & o) = default;
/* --------------------------------------------------------------------------------------------
* Move assignment operator.
*/
Vector2i & operator = (Vector2i && o) = default;
/* --------------------------------------------------------------------------------------------
* Scalar value assignment operator.
*/
Vector2i & operator = (Value s);
/* --------------------------------------------------------------------------------------------
* Real two-dimensional vector assignment.
*/
Vector2i & operator = (const Vector2 & v);
/* --------------------------------------------------------------------------------------------
* Addition assignment operator.
*/
Vector2i & operator += (const Vector2i & v);
/* --------------------------------------------------------------------------------------------
* Subtraction assignment operator.
*/
Vector2i & operator -= (const Vector2i & v);
/* --------------------------------------------------------------------------------------------
* Multiplication assignment operator.
*/
Vector2i & operator *= (const Vector2i & v);
/* --------------------------------------------------------------------------------------------
* Division assignment operator.
*/
Vector2i & operator /= (const Vector2i & v);
/* --------------------------------------------------------------------------------------------
* Modulo assignment operator.
*/
Vector2i & operator %= (const Vector2i & v);
/* --------------------------------------------------------------------------------------------
* Bitwise AND assignment operator.
*/
Vector2i & operator &= (const Vector2i & v);
/* --------------------------------------------------------------------------------------------
* Bitwise OR assignment operator.
*/
Vector2i & operator |= (const Vector2i & v);
/* --------------------------------------------------------------------------------------------
* Bitwise XOR assignment operator.
*/
Vector2i & operator ^= (const Vector2i & v);
/* --------------------------------------------------------------------------------------------
* Bitwise left shift assignment operator.
*/
Vector2i & operator <<= (const Vector2i & v);
/* --------------------------------------------------------------------------------------------
* Bitwise right shift assignment operator.
*/
Vector2i & operator >>= (const Vector2i & v);
/* --------------------------------------------------------------------------------------------
* Scalar value addition assignment operator.
*/
Vector2i & operator += (Value s);
/* --------------------------------------------------------------------------------------------
* Scalar value subtraction assignment operator.
*/
Vector2i & operator -= (Value s);
/* --------------------------------------------------------------------------------------------
* Scalar value multiplication assignment operator.
*/
Vector2i & operator *= (Value s);
/* --------------------------------------------------------------------------------------------
* Scalar value division assignment operator.
*/
Vector2i & operator /= (Value s);
/* --------------------------------------------------------------------------------------------
* Scalar value modulo assignment operator.
*/
Vector2i & operator %= (Value s);
/* --------------------------------------------------------------------------------------------
* Scalar value bitwise AND assignment operator.
*/
Vector2i & operator &= (Value s);
/* --------------------------------------------------------------------------------------------
* Scalar value bitwise OR assignment operator.
*/
Vector2i & operator |= (Value s);
/* --------------------------------------------------------------------------------------------
* Scalar value bitwise XOR assignment operator.
*/
Vector2i & operator ^= (Value s);
/* --------------------------------------------------------------------------------------------
* Scalar value bitwise left shift assignment operator.
*/
Vector2i & operator <<= (Value s);
/* --------------------------------------------------------------------------------------------
* Scalar value bitwise right shift assignment operator.
*/
Vector2i & operator >>= (Value s);
/* --------------------------------------------------------------------------------------------
* Pre-increment operator.
*/
Vector2i & operator ++ ();
/* --------------------------------------------------------------------------------------------
* Pre-decrement operator.
*/
Vector2i & operator -- ();
/* --------------------------------------------------------------------------------------------
* Post-increment operator.
*/
Vector2i operator ++ (int); // NOLINT(cert-dcl21-cpp)
/* --------------------------------------------------------------------------------------------
* Post-decrement operator.
*/
Vector2i operator -- (int); // NOLINT(cert-dcl21-cpp)
/* --------------------------------------------------------------------------------------------
* Addition operator.
*/
Vector2i operator + (const Vector2i & v) const;
/* --------------------------------------------------------------------------------------------
* Subtraction operator.
*/
Vector2i operator - (const Vector2i & v) const;
/* --------------------------------------------------------------------------------------------
* Multiplication operator.
*/
Vector2i operator * (const Vector2i & v) const;
/* --------------------------------------------------------------------------------------------
* Division operator.
*/
Vector2i operator / (const Vector2i & v) const;
/* --------------------------------------------------------------------------------------------
* Modulo operator.
*/
Vector2i operator % (const Vector2i & v) const;
/* --------------------------------------------------------------------------------------------
* Bitwise AND operator.
*/
Vector2i operator & (const Vector2i & v) const;
/* --------------------------------------------------------------------------------------------
* Bitwise OR operator.
*/
Vector2i operator | (const Vector2i & v) const;
/* --------------------------------------------------------------------------------------------
* Bitwise XOR operator.
*/
Vector2i operator ^ (const Vector2i & v) const;
/* --------------------------------------------------------------------------------------------
* Bitwise shift left operator.
*/
Vector2i operator << (const Vector2i & v) const;
/* --------------------------------------------------------------------------------------------
* Bitwise shift right operator.
*/
Vector2i operator >> (const Vector2i & v) const;
/* --------------------------------------------------------------------------------------------
* Scalar value addition operator.
*/
Vector2i operator + (Value s) const;
/* --------------------------------------------------------------------------------------------
* Scalar value subtraction operator.
*/
Vector2i operator - (Value s) const;
/* --------------------------------------------------------------------------------------------
* Scalar value multiplication operator.
*/
Vector2i operator * (Value s) const;
/* --------------------------------------------------------------------------------------------
* Scalar value division operator.
*/
Vector2i operator / (Value s) const;
/* --------------------------------------------------------------------------------------------
* Scalar value modulo operator.
*/
Vector2i operator % (Value s) const;
/* --------------------------------------------------------------------------------------------
* Scalar value bitwise AND operator.
*/
Vector2i operator & (Value s) const;
/* --------------------------------------------------------------------------------------------
* Scalar value bitwise OR operator.
*/
Vector2i operator | (Value s) const;
/* --------------------------------------------------------------------------------------------
* Scalar value bitwise XOR operator.
*/
Vector2i operator ^ (Value s) const;
/* --------------------------------------------------------------------------------------------
* Scalar value bitwise shift left operator.
*/
Vector2i operator << (Value s) const;
/* --------------------------------------------------------------------------------------------
* Scalar value bitwise shift right operator.
*/
Vector2i operator >> (Value s) const;
/* --------------------------------------------------------------------------------------------
* Unary plus operator.
*/
Vector2i operator + () const;
/* --------------------------------------------------------------------------------------------
* Unary minus operator.
*/
Vector2i operator - () const;
/* --------------------------------------------------------------------------------------------
* Bitwise NOT operator.
*/
Vector2i operator ~ () const;
/* --------------------------------------------------------------------------------------------
* Equality comparison operator.
*/
bool operator == (const Vector2i & v) const;
/* --------------------------------------------------------------------------------------------
* Inequality comparison operator.
*/
bool operator != (const Vector2i & v) const;
/* --------------------------------------------------------------------------------------------
* Less than comparison operator.
*/
bool operator < (const Vector2i & v) const;
/* --------------------------------------------------------------------------------------------
* Greater than comparison operator.
*/
bool operator > (const Vector2i & v) const;
/* --------------------------------------------------------------------------------------------
* Less than or equal comparison operator.
*/
bool operator <= (const Vector2i & v) const;
/* --------------------------------------------------------------------------------------------
* Greater than or equal comparison operator.
*/
bool operator >= (const Vector2i & v) const;
/* --------------------------------------------------------------------------------------------
* Used by the script engine to compare two instances of this type.
*/
Int32 Cmp(const Vector2i & v) const;
/* --------------------------------------------------------------------------------------------
* Used by the script engine to compare an instance of this type with a scalar value.
*/
Int32 Cmp(SQInteger s) const
{
return Cmp(Vector2i(static_cast< Value >(s)));
}
/* --------------------------------------------------------------------------------------------
* Used by the script engine to compare an instance of this type with a scalar value.
*/
Int32 Cmp(SQFloat s) const
{
return Cmp(Vector2i(static_cast< Value >(s)));
}
/* --------------------------------------------------------------------------------------------
* Used by the script engine to compare an instance of this type with a scalar value.
*/
Int32 Cmp(bool s) const
{
return Cmp(Vector2i(static_cast< Value >(s)));
}
/* --------------------------------------------------------------------------------------------
* Used by the script engine to compare an instance of this type with a scalar value.
*/
Int32 Cmp(std::nullptr_t) const
{
return Cmp(Vector2i(static_cast< Value >(0)));
}
/* --------------------------------------------------------------------------------------------
* Used by the script engine to convert an instance of this type to a string.
*/
CSStr ToString() const;
/* --------------------------------------------------------------------------------------------
* Set all components to the specified scalar value.
*/
void SetScalar(Value ns);
/* --------------------------------------------------------------------------------------------
* Copy the values from another instance of this type.
*/
void SetVector2i(const Vector2i & v);
/* --------------------------------------------------------------------------------------------
* Set all components to the specified values.
*/
void SetVector2iEx(Value nx, Value ny);
/* --------------------------------------------------------------------------------------------
* Copy the values from a real two-dimensional vector.
*/
void SetVector2(const Vector2 & v);
/* --------------------------------------------------------------------------------------------
* Set the values extracted from the specified string using the specified delimiter.
*/
void SetStr(SQChar delim, StackStrF & values);
/* --------------------------------------------------------------------------------------------
* Generate random values for all components of this instance.
*/
void Generate();
/* --------------------------------------------------------------------------------------------
* Generate random values for all components of this instance within the specified bounds.
*/
void Generate(Value min, Value max);
/* --------------------------------------------------------------------------------------------
* Generate random values for all components of this instance within the specified bounds.
*/
void Generate(Value xmin, Value xmax, Value ymin, Value ymax);
/* --------------------------------------------------------------------------------------------
* Clear the component values to default.
*/
void Clear()
{
x = 0, y = 0;
}
/* --------------------------------------------------------------------------------------------
* Retrieve a new instance of this type with absolute component values.
*/
Vector2i Abs() const;
/* --------------------------------------------------------------------------------------------
* Generate a formatted string with the values from this instance.
*/
LightObj Format(const String & spec, StackStrF & fmt) const;
/* --------------------------------------------------------------------------------------------
* Extract the values for components of the Vector2i type from a string.
*/
static const Vector2i & Get(StackStrF & str);
/* --------------------------------------------------------------------------------------------
* Extract the values for components of the Vector2i type from a string.
*/
static const Vector2i & GetEx(SQChar delim, StackStrF & str);
};
} // Namespace:: SqMod
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