root/Magick++/lib/Options.cpp

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DEFINITIONS

This source file includes following definitions.
  1. _drawInfo
  2. _drawInfo
  3. _drawInfo
  4. antiAlias
  5. antiAlias
  6. adjoin
  7. adjoin
  8. backgroundColor
  9. backgroundColor
  10. backgroundTexture
  11. backgroundTexture
  12. borderColor
  13. borderColor
  14. boxColor
  15. boxColor
  16. colorspaceType
  17. colorspaceType
  18. compressType
  19. compressType
  20. colorFuzz
  21. colorFuzz
  22. debug
  23. debug
  24. density
  25. density
  26. depth
  27. depth
  28. endian
  29. endian
  30. file
  31. file
  32. fileName
  33. fileName
  34. fillColor
  35. fillColor
  36. fillPattern
  37. fillPattern
  38. fillRule
  39. fillRule
  40. font
  41. font
  42. fontPointsize
  43. fontPointsize
  44. format
  45. interlaceType
  46. interlaceType
  47. magick
  48. magick
  49. matteColor
  50. matteColor
  51. monochrome
  52. monochrome
  53. page
  54. page
  55. quality
  56. quality
  57. quantizeColors
  58. quantizeColors
  59. quantizeColorSpace
  60. quantizeColorSpace
  61. quantizeDither
  62. quantizeDither
  63. quantizeTreeDepth
  64. quantizeTreeDepth
  65. resolutionUnits
  66. resolutionUnits
  67. samplingFactor
  68. samplingFactor
  69. size
  70. size
  71. strokeAntiAlias
  72. strokeAntiAlias
  73. strokeColor
  74. strokeColor
  75. strokeDashArray
  76. strokeDashArray
  77. strokeDashOffset
  78. strokeDashOffset
  79. strokeLineCap
  80. strokeLineCap
  81. strokeLineJoin
  82. strokeLineJoin
  83. strokeMiterLimit
  84. strokeMiterLimit
  85. strokePattern
  86. strokePattern
  87. strokeWidth
  88. strokeWidth
  89. subImage
  90. subImage
  91. subRange
  92. subRange
  93. textEncoding
  94. textEncoding
  95. tileName
  96. tileName
  97. type
  98. type
  99. transformOrigin
  100. transformReset
  101. transformRotation
  102. transformScale
  103. transformSkewX
  104. transformSkewY
  105. verbose
  106. verbose
  107. virtualPixelMethod
  108. virtualPixelMethod
  109. view
  110. view
  111. x11Display
  112. x11Display
  113. drawInfo
  114. imageInfo
  115. quantizeInfo

// This may look like C code, but it is really -*- C++ -*-
//
// Copyright Bob Friesenhahn, 1999, 2000, 2001, 2002, 2003
//
// Implementation of Options
//
// A wrapper around DrawInfo, ImageInfo, and QuantizeInfo
//

#define MAGICKCORE_IMPLEMENTATION  1
#define MAGICK_PLUSPLUS_IMPLEMENTATION 1

#include "Magick++/Include.h"
#include <string>
#include <string.h>
#include <stdlib.h>
#include <math.h>
#include "Magick++/Options.h"
#include "Magick++/Functions.h"
#include "Magick++/Exception.h"

#define MagickPI  3.14159265358979323846264338327950288419716939937510
#define DegreesToRadians(x)  (MagickPI*(x)/180.0)

// Constructor
Magick::Options::Options( void )
  : _imageInfo(static_cast<ImageInfo*>(AcquireMagickMemory(sizeof(ImageInfo)))),
    _quantizeInfo(static_cast<QuantizeInfo*>(AcquireMagickMemory(sizeof(QuantizeInfo)))),
    _drawInfo(static_cast<DrawInfo*>(AcquireMagickMemory( sizeof(DrawInfo))))
{
  // Initialize image info with defaults
  GetImageInfo( _imageInfo );
  
  // Initialize quantization info
  GetQuantizeInfo( _quantizeInfo );

  // Initialize drawing info
  GetDrawInfo( _imageInfo, _drawInfo );
}

// Copy constructor
Magick::Options::Options( const Magick::Options& options_ )
  : _imageInfo(CloneImageInfo( options_._imageInfo )),
    _quantizeInfo(CloneQuantizeInfo(options_._quantizeInfo)),
    _drawInfo(CloneDrawInfo(_imageInfo, options_._drawInfo))
{
}

// Construct using raw structures
Magick::Options::Options( const MagickCore::ImageInfo* imageInfo_,
                          const MagickCore::QuantizeInfo* quantizeInfo_,
                          const MagickCore::DrawInfo* drawInfo_ )
: _imageInfo(0),
  _quantizeInfo(0),
  _drawInfo(0)
{
  _imageInfo = CloneImageInfo(imageInfo_);
  _quantizeInfo = CloneQuantizeInfo(quantizeInfo_);
  _drawInfo = CloneDrawInfo(imageInfo_,drawInfo_);
}

// Destructor
Magick::Options::~Options()
{
  // Destroy image info
   _imageInfo =DestroyImageInfo( _imageInfo );
  _imageInfo=0;

  // Destroy quantization info
   _quantizeInfo =DestroyQuantizeInfo( _quantizeInfo );
  _quantizeInfo=0;

  // Destroy drawing info
   _drawInfo =DestroyDrawInfo( _drawInfo );
  _drawInfo=0;
}

/*
 * Methods for setting image attributes
 *
 */

// Anti-alias Postscript and TrueType fonts (default true)
void Magick::Options::antiAlias( bool flag_ )
{
  _drawInfo->text_antialias = static_cast<MagickBooleanType>
    (flag_ ? MagickTrue : MagickFalse);
}
bool Magick::Options::antiAlias( void ) const
{
  return static_cast<bool>(_drawInfo->text_antialias);
}

void Magick::Options::adjoin ( bool flag_ )
{
  _imageInfo->adjoin = static_cast<MagickBooleanType>
    (flag_ ? MagickTrue : MagickFalse);
}
bool Magick::Options::adjoin ( void ) const
{
  return static_cast<bool>(_imageInfo->adjoin);
}

void Magick::Options::backgroundColor ( const Magick::Color &color_ )
{
  _imageInfo->background_color = color_;
}
Magick::Color Magick::Options::backgroundColor ( void ) const
{
  return Magick::Color( _imageInfo->background_color );
}

void Magick::Options::backgroundTexture ( const std::string &backgroundTexture_ )
{
  if ( backgroundTexture_.length() == 0 )
    _imageInfo->texture=(char *) RelinquishMagickMemory(_imageInfo->texture);
  else
    Magick::CloneString( &_imageInfo->texture, backgroundTexture_ );
}
std::string Magick::Options::backgroundTexture ( void ) const
{
  if ( _imageInfo->texture )
    return std::string( _imageInfo->texture );
  else
    return std::string();
}

void Magick::Options::borderColor ( const Color &color_ )
{
  _imageInfo->border_color = color_;
  _drawInfo->border_color = color_;
}
Magick::Color Magick::Options::borderColor ( void ) const
{
  return Magick::Color( _imageInfo->border_color );
}

// Text bounding-box base color
void Magick::Options::boxColor ( const Magick::Color &boxColor_ )
{
  _drawInfo->undercolor = boxColor_;
}
Magick::Color Magick::Options::boxColor ( void ) const
{
  return Magick::Color( _drawInfo->undercolor );
}

void Magick::Options::colorspaceType ( Magick::ColorspaceType colorspace_ )
{
  _imageInfo->colorspace = colorspace_;
}
Magick::ColorspaceType Magick::Options::colorspaceType ( void ) const
{
  return static_cast<Magick::ColorspaceType>(_imageInfo->colorspace);
}

void Magick::Options::compressType ( CompressionType compressType_ )
{
  _imageInfo->compression = compressType_;
}
Magick::CompressionType Magick::Options::compressType ( void ) const
{
  return static_cast<Magick::CompressionType>(_imageInfo->compression);
}

void Magick::Options::colorFuzz ( double fuzz_ )
{
  _imageInfo->fuzz = fuzz_;
}
double Magick::Options::colorFuzz ( void ) const
{
  return _imageInfo->fuzz;
}

// Enable printing of debug messages from ImageMagick
void Magick::Options::debug ( bool flag_ )
{
  if(flag_)
    {
      SetLogEventMask("All");
    }
  else
    {
      SetLogEventMask("None");
    }
}
bool Magick::Options::debug ( void ) const
{
  if( IsEventLogging() )
    {
      return true;
    }
  return false;
}

void Magick::Options::density ( const Magick::Geometry &density_ )
{
  if ( !density_.isValid() )
    _imageInfo->density=(char *) RelinquishMagickMemory(_imageInfo->density);
  else
    Magick::CloneString( &_imageInfo->density, density_ );
}
Magick::Geometry Magick::Options::density ( void ) const
{
  if ( _imageInfo->density )
    return Geometry( _imageInfo->density );

  return Geometry();
}

void Magick::Options::depth ( size_t depth_ )
{
  _imageInfo->depth = depth_;
}
size_t Magick::Options::depth ( void ) const
{
  return _imageInfo->depth;
}

// Endianness (little like Intel or big like SPARC) for image
// formats which support endian-specific options.
void Magick::Options::endian ( Magick::EndianType endian_ )
{
  _imageInfo->endian = endian_;
}
Magick::EndianType Magick::Options::endian ( void ) const
{
  return _imageInfo->endian;
}

void Magick::Options::file ( FILE *file_ )
{
  SetImageInfoFile( _imageInfo, file_ );
}
FILE *Magick::Options::file ( void ) const
{
  return GetImageInfoFile( _imageInfo );
}

void Magick::Options::fileName ( const std::string &fileName_ )
{
  fileName_.copy( _imageInfo->filename, MaxTextExtent-1 );
  _imageInfo->filename[ fileName_.length() ] = 0;
}
std::string Magick::Options::fileName ( void ) const
{
  return std::string( _imageInfo->filename );
}

// Color to use when drawing inside an object
void Magick::Options::fillColor ( const Magick::Color &fillColor_ )
{
  _drawInfo->fill = fillColor_;
  if (fillColor_ == Magick::Color())
    fillPattern((const MagickCore::Image*) NULL);
}
Magick::Color Magick::Options::fillColor ( void ) const
{
  return _drawInfo->fill;
}
// Pattern image to use when filling objects
void Magick::Options::fillPattern ( const MagickCore::Image *fillPattern_ )
{
  if ( _drawInfo->fill_pattern )
    {
      DestroyImageList( _drawInfo->fill_pattern );
      _drawInfo->fill_pattern = 0;
    }
  if ( fillPattern_ )
    {
      ExceptionInfo exceptionInfo;
      GetExceptionInfo( &exceptionInfo );
      _drawInfo->fill_pattern =
        CloneImage( const_cast<MagickCore::Image*>(fillPattern_),
                    0,
                    0,
                    static_cast<MagickBooleanType>(MagickTrue),
                    &exceptionInfo );
      throwException( exceptionInfo );
      (void) DestroyExceptionInfo( &exceptionInfo );
    }
}
const MagickCore::Image* Magick::Options::fillPattern ( void  ) const
{
  return _drawInfo->fill_pattern;
}

// Rule to use when filling drawn objects
void Magick::Options::fillRule ( const Magick::FillRule &fillRule_ )
{
  _drawInfo->fill_rule = fillRule_;
}
Magick::FillRule Magick::Options::fillRule ( void ) const
{
  return _drawInfo->fill_rule;
}

void Magick::Options::font ( const std::string &font_ )
{
  if ( font_.length() == 0 )
    {
      _imageInfo->font=(char *) RelinquishMagickMemory(_imageInfo->font);
      _drawInfo->font=(char *) RelinquishMagickMemory(_drawInfo->font);
    }
  else
    {
      Magick::CloneString( &_imageInfo->font, font_ );
      Magick::CloneString( &_drawInfo->font, font_ );
    }
}
std::string Magick::Options::font ( void ) const
{
  if ( _imageInfo->font )
    return std::string( _imageInfo->font );
  
  return std::string();
}

void Magick::Options::fontPointsize ( double pointSize_ )
{
  _imageInfo->pointsize = pointSize_;
  _drawInfo->pointsize = pointSize_;
}
double Magick::Options::fontPointsize ( void ) const
{
  return _imageInfo->pointsize;
}

std::string Magick::Options::format ( void ) const
{
  ExceptionInfo exception;

  const MagickInfo * magick_info = 0;
  GetExceptionInfo(&exception);
  if ( *_imageInfo->magick != '\0' )
    magick_info = GetMagickInfo( _imageInfo->magick , &exception);
  throwException( exception );
  (void) DestroyExceptionInfo( &exception );
  
  if (( magick_info != 0 ) && 
      ( *magick_info->description != '\0' ))
    return std::string( magick_info->description );
  
  return std::string();
}

void Magick::Options::interlaceType ( Magick::InterlaceType interlace_ )
{
  _imageInfo->interlace = interlace_;
}
Magick::InterlaceType Magick::Options::interlaceType ( void ) const
{
  return static_cast<Magick::InterlaceType>(_imageInfo->interlace);
}

void Magick::Options::magick ( const std::string &magick_ )
{
  ExceptionInfo exception;

  FormatMagickString( _imageInfo->filename, MaxTextExtent, "%.1024s:", magick_.c_str() );
  GetExceptionInfo(&exception);
  SetImageInfo( _imageInfo, 1, &exception);
  if ( *_imageInfo->magick == '\0' )
    throwExceptionExplicit( OptionWarning, "Unrecognized image format",
            magick_.c_str() );
  (void) DestroyExceptionInfo( &exception );
}
std::string Magick::Options::magick ( void ) const
{
  if ( _imageInfo->magick && *_imageInfo->magick )
    return std::string( _imageInfo->magick );
  
  return std::string();
}

void Magick::Options::matteColor ( const Magick::Color &matteColor_ )
{
  _imageInfo->matte_color = matteColor_;
}
Magick::Color Magick::Options::matteColor ( void ) const
{
  return Magick::Color( _imageInfo->matte_color );
}

void Magick::Options::monochrome ( bool monochromeFlag_ )
{
  _imageInfo->monochrome = (MagickBooleanType) monochromeFlag_;
}
bool Magick::Options::monochrome ( void ) const
{
  return static_cast<bool>(_imageInfo->monochrome);
}

void Magick::Options::page ( const Magick::Geometry &pageSize_ )
{
  if ( !pageSize_.isValid() )
    _imageInfo->page=(char *) RelinquishMagickMemory(_imageInfo->page);
  else
    Magick::CloneString( &_imageInfo->page, pageSize_ );
}
Magick::Geometry Magick::Options::page ( void ) const
{
  if ( _imageInfo->page )
    return Geometry( _imageInfo->page );

    return Geometry();
}

void Magick::Options::quality ( size_t quality_ )
{
  _imageInfo->quality = quality_;
}
size_t Magick::Options::quality ( void ) const
{
  return _imageInfo->quality;
}

void Magick::Options::quantizeColors ( size_t colors_ )
{
  _quantizeInfo->number_colors = colors_;
}
size_t Magick::Options::quantizeColors ( void ) const
{
  return _quantizeInfo->number_colors;
}

void Magick::Options::quantizeColorSpace ( Magick::ColorspaceType colorSpace_ )
{
  _quantizeInfo->colorspace = colorSpace_;
}
Magick::ColorspaceType Magick::Options::quantizeColorSpace ( void ) const
{
  return static_cast<Magick::ColorspaceType>(_quantizeInfo->colorspace);
}

void Magick::Options::quantizeDither ( bool ditherFlag_ )
{
  _imageInfo->dither = (MagickBooleanType) ditherFlag_;
  _quantizeInfo->dither = (MagickBooleanType) ditherFlag_;
}
bool Magick::Options::quantizeDither ( void ) const
{
  return static_cast<bool>(_imageInfo->dither);
}

void Magick::Options::quantizeTreeDepth ( size_t treeDepth_ )
{
  _quantizeInfo->tree_depth = treeDepth_;
}
size_t Magick::Options::quantizeTreeDepth ( void ) const
{
  return _quantizeInfo->tree_depth;
}

void Magick::Options::resolutionUnits ( Magick::ResolutionType resolutionUnits_ )
{
  _imageInfo->units = resolutionUnits_;
}
Magick::ResolutionType Magick::Options::resolutionUnits ( void ) const
{
  return static_cast<Magick::ResolutionType>(_imageInfo->units);
}

void Magick::Options::samplingFactor ( const std::string &samplingFactor_ )
{
  if ( samplingFactor_.length() == 0 )
    _imageInfo->sampling_factor=(char *) RelinquishMagickMemory(_imageInfo->sampling_factor);
  else
    Magick::CloneString( &_imageInfo->sampling_factor, samplingFactor_ );
}
std::string Magick::Options::samplingFactor ( void ) const
{
  if ( _imageInfo->sampling_factor )
    return std::string( _imageInfo->sampling_factor );

  return std::string();
}

void Magick::Options::size ( const Geometry &geometry_ )
{
  _imageInfo->size=(char *) RelinquishMagickMemory(_imageInfo->size);

  if ( geometry_.isValid() )
    Magick::CloneString( &_imageInfo->size, geometry_ );
}
Magick::Geometry Magick::Options::size ( void ) const
{
  if ( _imageInfo->size )
    return Geometry( _imageInfo->size );

  return Geometry();
}

void Magick::Options::strokeAntiAlias( bool flag_ )
{
  flag_ ? _drawInfo->stroke_antialias=MagickTrue : _drawInfo->stroke_antialias=MagickFalse;
}
bool Magick::Options::strokeAntiAlias( void ) const
{
  return (_drawInfo->stroke_antialias != 0 ? true : false);
}

// Color to use when drawing object outlines
void Magick::Options::strokeColor ( const Magick::Color &strokeColor_ )
{
  _drawInfo->stroke = strokeColor_;
}
Magick::Color Magick::Options::strokeColor ( void ) const
{
  return _drawInfo->stroke;
}

void Magick::Options::strokeDashArray ( const double* strokeDashArray_ )
{
  _drawInfo->dash_pattern=(double *)
    RelinquishMagickMemory(_drawInfo->dash_pattern);

  if(strokeDashArray_)
    {
      // Count elements in dash array
      size_t x;
      for (x=0; strokeDashArray_[x]; x++) ;
      // Allocate elements
      _drawInfo->dash_pattern =
        static_cast<double*>(AcquireMagickMemory((x+1)*sizeof(double)));
      // Copy elements
      memcpy(_drawInfo->dash_pattern,strokeDashArray_,
             (x+1)*sizeof(double));
    }
}
const double* Magick::Options::strokeDashArray ( void ) const
{
  return _drawInfo->dash_pattern;
}

void Magick::Options::strokeDashOffset ( double strokeDashOffset_ )
{
  _drawInfo->dash_offset = strokeDashOffset_;
}
double Magick::Options::strokeDashOffset ( void ) const
{
  return _drawInfo->dash_offset;
}

// Specify the shape to be used at the end of open subpaths when they
// are stroked. Values of LineCap are ButtCap, RoundCap, and
// SquareCap.
void Magick::Options::strokeLineCap ( Magick::LineCap lineCap_ )
{
  _drawInfo->linecap = lineCap_;
}
Magick::LineCap Magick::Options::strokeLineCap ( void ) const
{
  return _drawInfo->linecap;
}

// Specify the shape to be used at the corners of paths (or other
// vector shapes) when they are stroked.
void Magick::Options::strokeLineJoin ( Magick::LineJoin lineJoin_ )
{
  _drawInfo->linejoin = lineJoin_;
}
Magick::LineJoin Magick::Options::strokeLineJoin ( void ) const
{
  return _drawInfo->linejoin;
}

// miterLimit for drawing lines, circles, ellipses, etc.
void Magick::Options::strokeMiterLimit ( size_t miterLimit_ )
{
  _drawInfo->miterlimit = miterLimit_;
}
size_t Magick::Options::strokeMiterLimit ( void ) const
{
  return _drawInfo->miterlimit;
}

// Pattern image to use for stroked outlines
void Magick::Options::strokePattern ( const MagickCore::Image *strokePattern_ )
{
  if ( _drawInfo->stroke_pattern )
    {
      DestroyImageList( _drawInfo->stroke_pattern );
      _drawInfo->stroke_pattern = 0;
    }

  if ( strokePattern_ )
    {
      ExceptionInfo exceptionInfo;
      GetExceptionInfo( &exceptionInfo );
      _drawInfo->stroke_pattern =
        CloneImage( const_cast<MagickCore::Image*>(strokePattern_),
                    0,
                    0,
                    MagickTrue,
                    &exceptionInfo );
      throwException( exceptionInfo );
      (void) DestroyExceptionInfo( &exceptionInfo );
    }
}
const MagickCore::Image* Magick::Options::strokePattern ( void  ) const
{
  return _drawInfo->stroke_pattern;
}

// Stroke width for drawing lines, circles, ellipses, etc.
void Magick::Options::strokeWidth ( double strokeWidth_ )
{
  _drawInfo->stroke_width = strokeWidth_;
}
double Magick::Options::strokeWidth ( void ) const
{
  return _drawInfo->stroke_width;
}

void Magick::Options::subImage ( size_t subImage_ )
{
  _imageInfo->scene = subImage_;
}
size_t Magick::Options::subImage ( void ) const
{
  return _imageInfo->scene;
}

void Magick::Options::subRange ( size_t subRange_ )
{
  _imageInfo->number_scenes = subRange_;
}
size_t Magick::Options::subRange ( void ) const
{
  return _imageInfo->number_scenes;
}

// Annotation text encoding (e.g. "UTF-16")
void Magick::Options::textEncoding ( const std::string &encoding_ )
{
  CloneString(&_drawInfo->encoding, encoding_.c_str());
}
std::string Magick::Options::textEncoding ( void ) const
{
  if ( _drawInfo->encoding && *_drawInfo->encoding )
    return std::string( _drawInfo->encoding );
  
  return std::string();
}

void Magick::Options::tileName ( const std::string &tileName_ )
{
  if ( tileName_.length() == 0 )
    _imageInfo->tile=(char *) RelinquishMagickMemory(_imageInfo->tile);
  else
    Magick::CloneString( &_imageInfo->tile, tileName_ );
}
std::string Magick::Options::tileName ( void ) const
{
  if ( _imageInfo->tile )
    return std::string( _imageInfo->tile );
  return std::string();
}

// Image representation type
void Magick::Options::type ( const Magick::ImageType type_ )
{
  _imageInfo->type = type_;
}
Magick::ImageType Magick::Options::type ( void ) const
{
  return _imageInfo->type;
}

// Origin of coordinate system to use when annotating with text or drawing
void Magick::Options::transformOrigin ( double tx_, double ty_ )
{
  AffineMatrix current = _drawInfo->affine;
  AffineMatrix affine;
  affine.sx=1.0;
  affine.rx=0.0;
  affine.ry=0.0;
  affine.sy=1.0;
  affine.tx=0.0;
  affine.ty=0.0;

  affine.tx = tx_;
  affine.ty = ty_;

  _drawInfo->affine.sx=current.sx*affine.sx+current.ry*affine.rx;
  _drawInfo->affine.rx=current.rx*affine.sx+current.sy*affine.rx;
  _drawInfo->affine.ry=current.sx*affine.ry+current.ry*affine.sy;
  _drawInfo->affine.sy=current.rx*affine.ry+current.sy*affine.sy;
  _drawInfo->affine.tx=current.sx*affine.tx+current.ry*affine.ty+current.tx;
  _drawInfo->affine.ty=current.rx*affine.tx+current.sy*affine.ty+current.ty;
}

// Reset transformation parameters to default
void Magick::Options::transformReset ( void )
{
  _drawInfo->affine.sx=1.0;
  _drawInfo->affine.rx=0.0;
  _drawInfo->affine.ry=0.0;
  _drawInfo->affine.sy=1.0;
  _drawInfo->affine.tx=0.0;
  _drawInfo->affine.ty=0.0;
}

// Rotation to use when annotating with text or drawing
void Magick::Options::transformRotation ( double angle_ )
{
  AffineMatrix current = _drawInfo->affine;
  AffineMatrix affine;
  affine.sx=1.0;
  affine.rx=0.0;
  affine.ry=0.0;
  affine.sy=1.0;
  affine.tx=0.0;
  affine.ty=0.0;

  affine.sx=cos(DegreesToRadians(fmod(angle_,360.0)));
  affine.rx=(-sin(DegreesToRadians(fmod(angle_,360.0))));
  affine.ry=sin(DegreesToRadians(fmod(angle_,360.0)));
  affine.sy=cos(DegreesToRadians(fmod(angle_,360.0)));

  _drawInfo->affine.sx=current.sx*affine.sx+current.ry*affine.rx;
  _drawInfo->affine.rx=current.rx*affine.sx+current.sy*affine.rx;
  _drawInfo->affine.ry=current.sx*affine.ry+current.ry*affine.sy;
  _drawInfo->affine.sy=current.rx*affine.ry+current.sy*affine.sy;
  _drawInfo->affine.tx=current.sx*affine.tx+current.ry*affine.ty+current.tx;
  _drawInfo->affine.ty=current.rx*affine.tx+current.sy*affine.ty+current.ty;
}

// Scale to use when annotating with text or drawing
void Magick::Options::transformScale ( double sx_, double sy_ )
{
  AffineMatrix current = _drawInfo->affine;
  AffineMatrix affine;
  affine.sx=1.0;
  affine.rx=0.0;
  affine.ry=0.0;
  affine.sy=1.0;
  affine.tx=0.0;
  affine.ty=0.0;

  affine.sx = sx_;
  affine.sy = sy_;

  _drawInfo->affine.sx=current.sx*affine.sx+current.ry*affine.rx;
  _drawInfo->affine.rx=current.rx*affine.sx+current.sy*affine.rx;
  _drawInfo->affine.ry=current.sx*affine.ry+current.ry*affine.sy;
  _drawInfo->affine.sy=current.rx*affine.ry+current.sy*affine.sy;
  _drawInfo->affine.tx=current.sx*affine.tx+current.ry*affine.ty+current.tx;
  _drawInfo->affine.ty=current.rx*affine.tx+current.sy*affine.ty+current.ty;
}

// Skew to use in X axis when annotating with text or drawing
void Magick::Options::transformSkewX ( double skewx_ )
{
  AffineMatrix current = _drawInfo->affine;
  AffineMatrix affine;
  affine.sx=1.0;
  affine.rx=0.0;
  affine.ry=0.0;
  affine.sy=1.0;
  affine.tx=0.0;
  affine.ty=0.0;

  affine.sx=1.0;
  affine.ry=tan(DegreesToRadians(fmod(skewx_,360.0)));
  affine.sy=1.0;

  _drawInfo->affine.sx=current.sx*affine.sx+current.ry*affine.rx;
  _drawInfo->affine.rx=current.rx*affine.sx+current.sy*affine.rx;
  _drawInfo->affine.ry=current.sx*affine.ry+current.ry*affine.sy;
  _drawInfo->affine.sy=current.rx*affine.ry+current.sy*affine.sy;
  _drawInfo->affine.tx=current.sx*affine.tx+current.ry*affine.ty+current.tx;
  _drawInfo->affine.ty=current.rx*affine.tx+current.sy*affine.ty+current.ty;
}

// Skew to use in Y axis when annotating with text or drawing
void Magick::Options::transformSkewY ( double skewy_ )
{
  AffineMatrix current = _drawInfo->affine;
  AffineMatrix affine;
  affine.sx=1.0;
  affine.rx=0.0;
  affine.ry=0.0;
  affine.sy=1.0;
  affine.tx=0.0;
  affine.ty=0.0;

  affine.sx=1.0;
  affine.rx=tan(DegreesToRadians(fmod(skewy_,360.0)));
  affine.sy=1.0;

  _drawInfo->affine.sx=current.sx*affine.sx+current.ry*affine.rx;
  _drawInfo->affine.rx=current.rx*affine.sx+current.sy*affine.rx;
  _drawInfo->affine.ry=current.sx*affine.ry+current.ry*affine.sy;
  _drawInfo->affine.sy=current.rx*affine.ry+current.sy*affine.sy;
  _drawInfo->affine.tx=current.sx*affine.tx+current.ry*affine.ty+current.tx;
  _drawInfo->affine.ty=current.rx*affine.tx+current.sy*affine.ty+current.ty;
}

void Magick::Options::verbose ( bool verboseFlag_ )
{
  _imageInfo->verbose = (MagickBooleanType) verboseFlag_;
}
bool Magick::Options::verbose ( void ) const
{
  return static_cast<bool>(_imageInfo->verbose);
}

void Magick::Options::virtualPixelMethod ( VirtualPixelMethod virtual_pixel_method_ )
{
  _imageInfo->virtual_pixel_method = virtual_pixel_method_;
}
Magick::VirtualPixelMethod Magick::Options::virtualPixelMethod ( void ) const
{
  return static_cast<Magick::VirtualPixelMethod>(_imageInfo->virtual_pixel_method);
}

void Magick::Options::view ( const std::string &view_ )
{
  if ( view_.length() == 0 )
    _imageInfo->view=(char *) RelinquishMagickMemory(_imageInfo->view);
  else
    Magick::CloneString( &_imageInfo->view, view_ );
}
std::string Magick::Options::view ( void ) const
{
  if ( _imageInfo->view )
    return std::string( _imageInfo->view );

  return std::string();
}

void Magick::Options::x11Display ( const std::string &display_ )
{
  if ( display_.length() == 0 )
    _imageInfo->server_name=(char *) RelinquishMagickMemory(_imageInfo->server_name);
  else
    Magick::CloneString( &_imageInfo->server_name, display_ );
}
std::string Magick::Options::x11Display ( void ) const
{
  if ( _imageInfo->server_name )
    return std::string( _imageInfo->server_name );

  return std::string();
}

//
// Internal implementation methods.  Please do not use.
//

MagickCore::DrawInfo * Magick::Options::drawInfo( void )
{
  return _drawInfo;
}

MagickCore::ImageInfo * Magick::Options::imageInfo( void )
{
  return _imageInfo;
}

MagickCore::QuantizeInfo * Magick::Options::quantizeInfo( void )
{
  return _quantizeInfo;
}

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