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Magick::ColorGray Class Reference

#include <Color.h>

Inheritance diagram for Magick::ColorGray:

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Collaboration diagram for Magick::ColorGray:

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Public Member Functions

 ColorGray (double shade_)
 ColorGray (void)
 ColorGray (const Color &color_)
 ~ColorGray ()
void shade (double shade_)
double shade (void) const
ColorGray & operator= (const Color &color_)
 ColorGray (double shade_)
 ColorGray (void)
 ColorGray (const Color &color_)
 ~ColorGray ()
void shade (double shade_)
double shade (void) const
ColorGray & operator= (const Color &color_)
void redQuantum (Quantum red_)
Quantum redQuantum (void) const
void redQuantum (Quantum red_)
Quantum redQuantum (void) const
void greenQuantum (Quantum green_)
Quantum greenQuantum (void) const
void greenQuantum (Quantum green_)
Quantum greenQuantum (void) const
void blueQuantum (Quantum blue_)
Quantum blueQuantum (void) const
void blueQuantum (Quantum blue_)
Quantum blueQuantum (void) const
void alphaQuantum (Quantum alpha_)
Quantum alphaQuantum (void) const
void alphaQuantum (Quantum alpha_)
Quantum alphaQuantum (void) const
void alpha (double alpha_)
double alpha (void) const
void alpha (double alpha_)
double alpha (void) const
void isValid (bool valid_)
bool isValid (void) const
void isValid (bool valid_)
bool isValid (void) const
 operator std::string () const
 operator std::string () const
 operator PixelPacket () const
 operator PixelPacket () const
double intensity (void) const
double intensity (void) const

Static Public Member Functions

Quantum scaleDoubleToQuantum (const double double_)
Quantum scaleDoubleToQuantum (const double double_)
double scaleQuantumToDouble (const Quantum quantum_)
double scaleQuantumToDouble (const double quantum_)
double scaleQuantumToDouble (const Quantum quantum_)
double scaleQuantumToDouble (const double quantum_)

Protected Types

enum  PixelType { RGBPixel, RGBAPixel, CYMKPixel }
enum  PixelType { RGBPixel, RGBAPixel, CYMKPixel }

Protected Member Functions

 ColorGray (PixelPacket *rep_, PixelType pixelType_)
 ColorGray (PixelPacket *rep_, PixelType pixelType_)
void pixel (PixelPacket *rep_, PixelType pixelType_)
void pixel (PixelPacket *rep_, PixelType pixelType_)

Protected Attributes

PixelPacket * _pixel
PixelPacket * _pixel

Member Enumeration Documentation

enum Magick::Color::PixelType [protected, inherited]
 

Enumeration values:
RGBPixel 
RGBAPixel 
CYMKPixel 

Definition at line 131 of file Color.h. 

00132     {
00133       RGBPixel,
00134       RGBAPixel,
00135       CYMKPixel
00136     };

enum Magick::Color::PixelType [protected, inherited]
 

Enumeration values:
RGBPixel 
RGBAPixel 
CYMKPixel 

Definition at line 131 of file Color.h. 

00132     {
00133       RGBPixel,
00134       RGBAPixel,
00135       CYMKPixel
00136     };

Constructor & Destructor Documentation

Magick::ColorGray::ColorGray (  double  shade_  ) 
 

Definition at line 456 of file Color.cpp.

References Magick::Color::alphaQuantum(), and OpaqueOpacity. 

00457   : Color ( scaleDoubleToQuantum( shade_ ),
00458         scaleDoubleToQuantum( shade_ ),
00459         scaleDoubleToQuantum( shade_ ) )
00460 {
00461   alphaQuantum ( OpaqueOpacity );
00462 }

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Magick::ColorGray::ColorGray (  void   ) 
 

Definition at line 465 of file Color.cpp. 

00466   : Color ()
00467 {
00468 }

Magick::ColorGray::ColorGray (  const Color &  color_  ) 
 

Definition at line 471 of file Color.cpp. 

00472   : Color( color_ )
00473 {
00474 }

Magick::ColorGray::~ColorGray (   ) 
 

Definition at line 477 of file Color.cpp. 

00478 {
00479   // Nothing to do
00480 }

Magick::ColorGray::ColorGray (  PixelPacket *  rep_,
PixelType  pixelType_
)  [protected]
 

Magick::ColorGray::ColorGray (  double  shade_  ) 
 

Magick::ColorGray::ColorGray (  void   ) 
 

Magick::ColorGray::ColorGray (  const Color &  color_  ) 
 

Magick::ColorGray::~ColorGray (   ) 
 

Magick::ColorGray::ColorGray (  PixelPacket *  rep_,
PixelType  pixelType_
)  [protected]
 

Member Function Documentation

double Magick::Color::alpha (  void   )  const [inherited]
 

void Magick::Color::alpha (  double  alpha_  )  [inherited]
 

double Magick::Color::alpha (  void   )  const [inline, inherited]
 

Definition at line 375 of file Color.h.

References Magick::Color::alphaQuantum(), and Magick::Color::scaleQuantumToDouble(). 

00376 {
00377   return scaleQuantumToDouble( alphaQuantum() );
00378 }

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void Magick::Color::alpha (  double  alpha_  )  [inline, inherited]
 

Definition at line 371 of file Color.h.

References Magick::Color::alphaQuantum(), and Magick::Color::scaleDoubleToQuantum(). 

00372 {
00373   alphaQuantum( scaleDoubleToQuantum(alpha_) );
00374 }

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Quantum Magick::Color::alphaQuantum (  void   )  const [inherited]
 

void Magick::Color::alphaQuantum (  Quantum  alpha_  )  [inherited]
 

Magick::Quantum Magick::Color::alphaQuantum (  void   )  const [inline, inherited]
 

Definition at line 359 of file Color.h.

References Magick::Color::_pixel, and _PixelPacket::opacity.

Referenced by Magick::Color::alpha(), Magick::Color::Color(), ColorGray(), Magick::ColorHSL::ColorHSL(), Magick::ColorMono::ColorMono(), Magick::ColorRGB::ColorRGB(), Magick::ColorYUV::ColorYUV(), and Magick::Color::operator=(). 

00360 {
00361   return _pixel->opacity;
00362 }

void Magick::Color::alphaQuantum (  Quantum  alpha_  )  [inline, inherited]
 

Definition at line 354 of file Color.h.

References Magick::Color::_pixel, and _PixelPacket::opacity. 

00355 {
00356   _pixel->opacity = alpha_;
00357 }

Quantum Magick::Color::blueQuantum (  void   )  const [inherited]
 

void Magick::Color::blueQuantum (  Quantum  blue_  )  [inherited]
 

Magick::Quantum Magick::Color::blueQuantum (  void   )  const [inline, inherited]
 

Definition at line 349 of file Color.h.

References Magick::Color::_pixel, and _PixelPacket::blue.

Referenced by Magick::ColorRGB::blue(), Magick::Color::Color(), Magick::ColorHSL::ColorHSL(), Magick::ColorHSL::hue(), Magick::ColorHSL::luminosity(), Magick::ColorMono::mono(), Magick::Color::operator=(), Magick::ColorHSL::saturation(), shade(), Magick::ColorYUV::u(), Magick::ColorYUV::v(), and Magick::ColorYUV::y(). 

00350 {
00351   return _pixel->blue;
00352 }

void Magick::Color::blueQuantum (  Quantum  blue_  )  [inline, inherited]
 

Definition at line 344 of file Color.h.

References Magick::Color::_pixel, and _PixelPacket::blue.

Referenced by Magick::Image::backgroundColor(), Magick::Image::borderColor(), Magick::Image::matteColor(), Magick::operator<(), and Magick::operator==(). 

00345 {
00346   _pixel->blue = blue_;
00347 }

Quantum Magick::Color::greenQuantum (  void   )  const [inherited]
 

void Magick::Color::greenQuantum (  Quantum  green_  )  [inherited]
 

Magick::Quantum Magick::Color::greenQuantum (  void   )  const [inline, inherited]
 

Definition at line 339 of file Color.h.

References Magick::Color::_pixel, and _PixelPacket::green.

Referenced by Magick::Color::Color(), Magick::ColorHSL::ColorHSL(), Magick::ColorRGB::green(), Magick::ColorHSL::hue(), Magick::ColorHSL::luminosity(), Magick::ColorMono::mono(), Magick::Color::operator=(), Magick::ColorHSL::saturation(), shade(), Magick::ColorYUV::u(), Magick::ColorYUV::v(), and Magick::ColorYUV::y(). 

00340 {
00341   return _pixel->green;
00342 }

void Magick::Color::greenQuantum (  Quantum  green_  )  [inline, inherited]
 

Definition at line 334 of file Color.h.

References Magick::Color::_pixel, and _PixelPacket::green.

Referenced by Magick::Image::backgroundColor(), Magick::Image::borderColor(), Magick::Image::matteColor(), Magick::operator<(), and Magick::operator==(). 

00335 {
00336   _pixel->green = green_;
00337 }

double Magick::Color::intensity (  void   )  const [inline, inherited]
 

Definition at line 92 of file Color.h. 

00093       {
00094         return (0.299*(_pixel->red)+0.587*(_pixel->green)+0.114*(_pixel->blue));
00095       }

double Magick::Color::intensity (  void   )  const [inline, inherited]
 

Definition at line 92 of file Color.h.

Referenced by Magick::operator<(). 

00093       {
00094         return (0.299*(_pixel->red)+0.587*(_pixel->green)+0.114*(_pixel->blue));
00095       }

bool Magick::Color::isValid (  void   )  const [inherited]
 

void Magick::Color::isValid (  bool  valid_  )  [inherited]
 

bool Magick::Color::isValid (  void   )  const [inherited]
 

Definition at line 269 of file Color.cpp.

References Magick::Color::_pixel, _PixelPacket::blue, _PixelPacket::green, _PixelPacket::opacity, _PixelPacket::red, and TransparentOpacity.

Referenced by Magick::Color::isValid(), and Magick::Color::operator std::string(). 

00270 {
00271   return( _pixel->opacity != TransparentOpacity ||
00272           _pixel->red != 0 ||
00273           _pixel->green != 0 ||
00274           _pixel->blue != 0 );
00275 }

void Magick::Color::isValid (  bool  valid_  )  [inherited]
 

Definition at line 276 of file Color.cpp.

References Magick::Color::_pixel, Magick::Color::_pixelOwn, Magick::Color::initPixel(), and Magick::Color::isValid().

Referenced by Magick::Image::backgroundColor(), Magick::Image::borderColor(), Magick::Image::colorize(), Magick::Image::colorMap(), Magick::Image::matteColor(), Magick::Image::opaque(), Magick::floodFillTextureImage::operator()(), Magick::floodFillColorImage::operator()(), Magick::operator==(), Magick::Image::pixelColor(), and Magick::Image::transparent(). 

00277 {
00278   if ( (valid_ && isValid()) || (!valid_ && !isValid()) )
00279     return;
00280 
00281   if ( !_pixelOwn )
00282     {
00283       _pixel = new PixelPacket;
00284       _pixelOwn = true;
00285     }
00286 
00287   initPixel();
00288 }

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Magick::Color::operator PixelPacket (   )  const [inherited]
 

Magick::Color::operator PixelPacket (   )  const [inherited]
 

Magick::Color::operator std::string (   )  const [inherited]
 

Magick::Color::operator std::string (   )  const [inherited]
 

Definition at line 224 of file Color.cpp.

References Magick::Color::_pixel, Magick::Color::_pixelType, _PixelPacket::blue, _MagickPixelPacket::blue, _MagickPixelPacket::colorspace, _MagickPixelPacket::depth, GetColorTuple(), _PixelPacket::green, _MagickPixelPacket::green, Magick::Color::isValid(), MagickFalse, MagickPixelPacket, MagickTrue, _MagickPixelPacket::matte, MaxTextExtent, _PixelPacket::opacity, _MagickPixelPacket::opacity, Magick::Color::pixel(), QuantumDepth, _PixelPacket::red, _MagickPixelPacket::red, Magick::Color::RGBAPixel, and RGBColorspace. 

00225 {
00226   if ( !isValid() )
00227     return std::string("none");
00228 
00229   char colorbuf[MaxTextExtent];
00230 
00231   MagickPixelPacket
00232     pixel;
00233 
00234   pixel.colorspace=RGBColorspace;
00235   pixel.matte=_pixelType == RGBAPixel ? MagickTrue : MagickFalse;
00236   pixel.depth=QuantumDepth;
00237   pixel.red=_pixel->red;
00238   pixel.green=_pixel->green;
00239   pixel.blue=_pixel->blue;
00240   pixel.opacity=_pixel->opacity;
00241   GetColorTuple( &pixel, MagickTrue, colorbuf );
00242 
00243   return std::string(colorbuf);
00244 }

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ColorGray& Magick::ColorGray::operator= (  const Color &  color_  ) 
 

Reimplemented from Magick::Color.

Magick::ColorGray & Magick::ColorGray::operator= (  const Color &  color_  ) 
 

Reimplemented from Magick::Color.

Definition at line 496 of file Color.cpp. 

00497 {
00498   *static_cast<Magick::Color*>(this) = color_;
00499   return *this;
00500 }

void Magick::Color::pixel (  PixelPacket *  rep_,
PixelType  pixelType_
)  [protected, inherited]
 

void Magick::Color::pixel (  PixelPacket *  rep_,
PixelType  pixelType_
)  [protected, inherited]
 

Definition at line 259 of file Color.cpp.

References Magick::Color::_pixel, Magick::Color::_pixelOwn, Magick::Color::_pixelType, and Magick::Color::pixel().

Referenced by Magick::Color::operator std::string(), and Magick::Color::pixel(). 

00260 {
00261   if ( _pixelOwn )
00262     delete _pixel;
00263   _pixel = rep_;
00264   _pixelOwn = false;
00265   _pixelType = pixelType_;
00266 }

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Quantum Magick::Color::redQuantum (  void   )  const [inherited]
 

void Magick::Color::redQuantum (  Quantum  red_  )  [inherited]
 

Magick::Quantum Magick::Color::redQuantum (  void   )  const [inline, inherited]
 

Definition at line 329 of file Color.h.

References Magick::Color::_pixel, and _PixelPacket::red.

Referenced by Magick::Color::Color(), Magick::ColorHSL::ColorHSL(), Magick::ColorHSL::hue(), Magick::ColorHSL::luminosity(), Magick::ColorMono::mono(), Magick::Color::operator=(), Magick::ColorRGB::red(), Magick::ColorHSL::saturation(), shade(), Magick::ColorYUV::u(), Magick::ColorYUV::v(), and Magick::ColorYUV::y(). 

00330 {
00331   return _pixel->red;
00332 }

void Magick::Color::redQuantum (  Quantum  red_  )  [inline, inherited]
 

Definition at line 324 of file Color.h.

References Magick::Color::_pixel, and _PixelPacket::red.

Referenced by Magick::Image::backgroundColor(), Magick::Image::borderColor(), Magick::Image::matteColor(), Magick::operator<(), and Magick::operator==(). 

00325 {
00326   _pixel->red = red_;
00327 }

Quantum Magick::Color::scaleDoubleToQuantum (  const double  double_  )  [inline, static, inherited]
 

Definition at line 98 of file Color.h.

References MaxRGB, and Quantum. 

00099       {
00100         return (static_cast<Magick::Quantum>(double_*MaxRGB));
00101       }

Quantum Magick::Color::scaleDoubleToQuantum (  const double  double_  )  [inline, static, inherited]
 

Definition at line 98 of file Color.h.

References MaxRGB, and Quantum.

Referenced by Magick::Color::alpha(). 

00099       {
00100         return (static_cast<Magick::Quantum>(double_*MaxRGB));
00101       }

double Magick::Color::scaleQuantumToDouble (  const double  quantum_  )  [inline, static, inherited]
 

Definition at line 108 of file Color.h.

References MaxRGB. 

00109       {
00110         return (quantum_/MaxRGB);
00111       }

double Magick::Color::scaleQuantumToDouble (  const Quantum  quantum_  )  [inline, static, inherited]
 

Definition at line 104 of file Color.h.

References MaxRGB. 

00105       {
00106         return (static_cast<double>(quantum_)/MaxRGB);
00107       }

double Magick::Color::scaleQuantumToDouble (  const double  quantum_  )  [inline, static, inherited]
 

Definition at line 108 of file Color.h.

References MaxRGB. 

00109       {
00110         return (quantum_/MaxRGB);
00111       }

double Magick::Color::scaleQuantumToDouble (  const Quantum  quantum_  )  [inline, static, inherited]
 

Definition at line 104 of file Color.h.

References MaxRGB.

Referenced by Magick::Color::alpha(). 

00105       {
00106         return (static_cast<double>(quantum_)/MaxRGB);
00107       }

double Magick::ColorGray::shade (  void   )  const
 

void Magick::ColorGray::shade (  double  shade_  ) 
 

double Magick::ColorGray::shade (  void   )  const
 

Definition at line 490 of file Color.cpp.

References Magick::Color::greenQuantum(). 

00491 {
00492   return scaleQuantumToDouble ( greenQuantum() );
00493 }

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void Magick::ColorGray::shade (  double  shade_  ) 
 

Definition at line 482 of file Color.cpp.

References Magick::Color::blueQuantum(), Magick::Color::greenQuantum(), Quantum, and Magick::Color::redQuantum().

Referenced by main(). 

00483 {
00484   Quantum gray = scaleDoubleToQuantum( shade_ );
00485   redQuantum   ( gray );
00486   greenQuantum ( gray );
00487   blueQuantum  ( gray );
00488 }

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Field Documentation

PixelPacket* Magick::Color::_pixel [protected, inherited]
 

Definition at line 152 of file Color.h.

PixelPacket* Magick::Color::_pixel [protected, inherited]
 

Definition at line 152 of file Color.h.

Referenced by Magick::Color::alphaQuantum(), Magick::Color::blueQuantum(), Magick::Color::Color(), Magick::Color::greenQuantum(), Magick::Color::initPixel(), Magick::Color::isValid(), Magick::Color::operator std::string(), Magick::Color::operator=(), Magick::Color::pixel(), Magick::Color::redQuantum(), and Magick::Color::~Color().

The documentation for this class was generated from the following files:
Generated on Mon Oct 25 13:47:21 2004 for ImageMagick by doxygen 1.3.7
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