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// This may look like C code, but it is really -*- C++ -*-
//
// Copyright Bob Friesenhahn, 1999, 2000, 2001, 2002
//
// Geometry Definition
//
// Representation of an ImageMagick geometry specification
// X11 geometry specification plus hints
#if !defined (Magick_Geometry_header)
#define Magick_Geometry_header
#include "Magick++/Include.h"
#include <string>
namespace Magick
{
class MagickDLLDecl Geometry;
// Compare two Geometry objects regardless of LHS/RHS
int MagickDLLDecl operator == ( const Magick::Geometry& left_, const Magick::Geometry& right_ );
int MagickDLLDecl operator != ( const Magick::Geometry& left_, const Magick::Geometry& right_ );
int MagickDLLDecl operator > ( const Magick::Geometry& left_, const Magick::Geometry& right_ );
int MagickDLLDecl operator < ( const Magick::Geometry& left_, const Magick::Geometry& right_ );
int MagickDLLDecl operator >= ( const Magick::Geometry& left_, const Magick::Geometry& right_ );
int MagickDLLDecl operator <= ( const Magick::Geometry& left_, const Magick::Geometry& right_ );
class MagickDLLDecl Geometry
{
public:
Geometry ( unsigned int width_,
unsigned int height_,
unsigned int xOff_ = 0,
unsigned int yOff_ = 0,
bool xNegative_ = false,
bool yNegative_ = false );
Geometry ( const std::string &geometry_ );
Geometry ( const char * geometry_ );
Geometry ( const Geometry &geometry_ );
Geometry ( );
~Geometry ( void );
// Width
void width ( unsigned int width_ );
unsigned int width ( void ) const;
// Height
void height ( unsigned int height_ );
unsigned int height ( void ) const;
// X offset from origin
void xOff ( unsigned int xOff_ );
unsigned int xOff ( void ) const;
// Y offset from origin
void yOff ( unsigned int yOff_ );
unsigned int yOff ( void ) const;
// Sign of X offset negative? (X origin at right)
void xNegative ( bool xNegative_ );
bool xNegative ( void ) const;
// Sign of Y offset negative? (Y origin at bottom)
void yNegative ( bool yNegative_ );
bool yNegative ( void ) const;
// Width and height are expressed as percentages
void percent ( bool percent_ );
bool percent ( void ) const;
// Resize without preserving aspect ratio (!)
void aspect ( bool aspect_ );
bool aspect ( void ) const;
// Resize if image is greater than size (>)
void greater ( bool greater_ );
bool greater ( void ) const;
// Resize if image is less than size (<)
void less ( bool less_ );
bool less ( void ) const;
// Does object contain valid geometry?
void isValid ( bool isValid_ );
bool isValid ( void ) const;
// Set via geometry string
const Geometry& operator = ( const std::string &geometry_ );
const Geometry& operator = ( const char * geometry_ );
// Assignment operator
Geometry& operator= ( const Geometry& Geometry_ );
// Return geometry string
operator std::string() const;
//
// Public methods below this point are for Magick++ use only.
//
// Construct from RectangleInfo
Geometry ( const MagickLib::RectangleInfo &rectangle_ );
// Return an ImageMagick RectangleInfo struct
operator MagickLib::RectangleInfo() const;
private:
unsigned int _width;
unsigned int _height;
unsigned int _xOff;
unsigned int _yOff;
bool _xNegative;
bool _yNegative;
bool _isValid;
bool _percent; // Interpret width & height as percentages (%)
bool _aspect; // Force exact size (!)
bool _greater; // Re-size only if larger than geometry (>)
bool _less; // Re-size only if smaller than geometry (<)
};
} // namespace Magick
//
// Inlines
//
// Does object contain valid geometry?
inline void Magick::Geometry::isValid ( bool isValid_ )
{
_isValid = isValid_;
}
inline bool Magick::Geometry::isValid ( void ) const
{
return _isValid;
}
// Width
inline void Magick::Geometry::width ( unsigned int width_ )
{
_width = width_;
isValid( true );
}
inline unsigned int Magick::Geometry::width ( void ) const
{
return _width;
}
// Height
inline void Magick::Geometry::height ( unsigned int height_ )
{
_height = height_;
}
inline unsigned int Magick::Geometry::height ( void ) const
{
return _height;
}
// X offset from origin
inline void Magick::Geometry::xOff ( unsigned int xOff_ )
{
_xOff = xOff_;
}
inline unsigned int Magick::Geometry::xOff ( void ) const
{
return _xOff;
}
// Y offset from origin
inline void Magick::Geometry::yOff ( unsigned int yOff_ )
{
_yOff = yOff_;
}
inline unsigned int Magick::Geometry::yOff ( void ) const
{
return _yOff;
}
// Sign of X offset negative? (X origin at right)
inline void Magick::Geometry::xNegative ( bool xNegative_ )
{
_xNegative = xNegative_;
}
inline bool Magick::Geometry::xNegative ( void ) const
{
return _xNegative;
}
// Sign of Y offset negative? (Y origin at bottom)
inline void Magick::Geometry::yNegative ( bool yNegative_ )
{
_yNegative = yNegative_;
}
inline bool Magick::Geometry::yNegative ( void ) const
{
return _yNegative;
}
// Interpret width & height as percentages (%)
inline void Magick::Geometry::percent ( bool percent_ )
{
_percent = percent_;
}
inline bool Magick::Geometry::percent ( void ) const
{
return _percent;
}
// Resize without preserving aspect ratio (!)
inline void Magick::Geometry::aspect ( bool aspect_ )
{
_aspect = aspect_;
}
inline bool Magick::Geometry::aspect ( void ) const
{
return _aspect;
}
// Resize if image is greater than size (>)
inline void Magick::Geometry::greater ( bool greater_ )
{
_greater = greater_;
}
inline bool Magick::Geometry::greater ( void ) const
{
return _greater;
}
// Resize if image is less than size (<)
inline void Magick::Geometry::less ( bool less_ )
{
_less = less_;
}
inline bool Magick::Geometry::less ( void ) const
{
return _less;
}
#endif // Magick_Geometry_header
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