root/Magick++/lib/Options.cpp

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DEFINITIONS

This source file includes following definitions.
  1. _quiet
  2. _quiet
  3. antiAlias
  4. antiAlias
  5. adjoin
  6. adjoin
  7. backgroundColor
  8. backgroundColor
  9. backgroundTexture
  10. backgroundTexture
  11. borderColor
  12. borderColor
  13. boxColor
  14. boxColor
  15. colorspaceType
  16. colorspaceType
  17. compressType
  18. compressType
  19. colorFuzz
  20. colorFuzz
  21. debug
  22. debug
  23. density
  24. density
  25. depth
  26. depth
  27. endian
  28. endian
  29. file
  30. file
  31. fileName
  32. fileName
  33. fillColor
  34. fillColor
  35. fillPattern
  36. fillPattern
  37. fillRule
  38. fillRule
  39. font
  40. font
  41. fontPointsize
  42. fontPointsize
  43. format
  44. interlaceType
  45. interlaceType
  46. magick
  47. magick
  48. matteColor
  49. matteColor
  50. monochrome
  51. monochrome
  52. page
  53. page
  54. quality
  55. quality
  56. quantizeColors
  57. quantizeColors
  58. quantizeColorSpace
  59. quantizeColorSpace
  60. quantizeDither
  61. quantizeDither
  62. quantizeDitherMethod
  63. quantizeDitherMethod
  64. quantizeTreeDepth
  65. quantizeTreeDepth
  66. quiet
  67. quiet
  68. resolutionUnits
  69. resolutionUnits
  70. samplingFactor
  71. samplingFactor
  72. size
  73. size
  74. strokeAntiAlias
  75. strokeAntiAlias
  76. strokeColor
  77. strokeColor
  78. strokeDashArray
  79. strokeDashArray
  80. strokeDashOffset
  81. strokeDashOffset
  82. strokeLineCap
  83. strokeLineCap
  84. strokeLineJoin
  85. strokeLineJoin
  86. strokeMiterLimit
  87. strokeMiterLimit
  88. strokePattern
  89. strokePattern
  90. strokeWidth
  91. strokeWidth
  92. subImage
  93. subImage
  94. subRange
  95. subRange
  96. textDirection
  97. textDirection
  98. textEncoding
  99. textEncoding
  100. textGravity
  101. textGravity
  102. textInterlineSpacing
  103. textInterlineSpacing
  104. textInterwordSpacing
  105. textInterwordSpacing
  106. textKerning
  107. textKerning
  108. tileName
  109. tileName
  110. transformOrigin
  111. transformReset
  112. transformRotation
  113. transformScale
  114. transformSkewX
  115. transformSkewY
  116. type
  117. type
  118. verbose
  119. verbose
  120. virtualPixelMethod
  121. virtualPixelMethod
  122. view
  123. view
  124. x11Display
  125. x11Display
  126. drawInfo
  127. imageInfo
  128. quantizeInfo
  129. _quiet 
// This may look like C code, but it is really -*- C++ -*-
//
// Copyright Bob Friesenhahn, 1999, 2000, 2001, 2002, 2003
// Copyright Dirk Lemstra 2014-2015
//
// 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)

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)))),
    _quiet(false)
{
  // Initialize image info with defaults
  GetImageInfo(_imageInfo);
  
  // Initialize quantization info
  GetQuantizeInfo(_quantizeInfo);

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

Magick::Options::Options(const Magick::Options& options_)
  : _imageInfo(CloneImageInfo(options_._imageInfo)),
    _quantizeInfo(CloneQuantizeInfo(options_._quantizeInfo)),
    _drawInfo(CloneDrawInfo(_imageInfo,options_._drawInfo)),
    _quiet(false)
{
}

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

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

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

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));
}

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);
}

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);
}

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);
  if (fileName_.length() > MaxTextExtent-1)
    _imageInfo->filename[MaxTextExtent-1]=0;
  else
    _imageInfo->filename[fileName_.length()]=0;
}

std::string Magick::Options::fileName(void) const
{
  return(std::string(_imageInfo->filename));
}

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);
}

void Magick::Options::fillPattern(const MagickCore::Image *fillPattern_)
{
  if (_drawInfo->fill_pattern)
    {
      DestroyImageList(_drawInfo->fill_pattern);
      _drawInfo->fill_pattern=0;
    }
  if (fillPattern_)
    {
      GetPPException;
      _drawInfo->fill_pattern=CloneImage(const_cast<MagickCore::Image*>(
        fillPattern_),0,0,static_cast<MagickBooleanType>(MagickTrue),
        exceptionInfo);
      ThrowPPException(_quiet);
    }
}

const MagickCore::Image *Magick::Options::fillPattern(void) const
{
  return(_drawInfo->fill_pattern);
}

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
{
  const MagickInfo
    *magick_info=0;

  GetPPException;
  if (*_imageInfo->magick != '\0')
    magick_info=GetMagickInfo(_imageInfo->magick,exceptionInfo);
  ThrowPPException(_quiet);
  
  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_)
{
  if (magick_.empty())
  {
    _imageInfo->magick[0] = '\0';
    return;
  }

  FormatLocaleString(_imageInfo->filename,MaxTextExtent,"%.1024s:",
    magick_.c_str());
  GetPPException;
  SetImageInfo(_imageInfo,1,exceptionInfo);
  ThrowPPException(_quiet);
  if ( _imageInfo->magick[0] == '\0' )
    throwExceptionExplicit(OptionWarning,"Unrecognized image format",
      magick_.c_str());
}

std::string Magick::Options::magick(void) const
{
  if ( _imageInfo->magick[0] != '\0' )
    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::quantizeDitherMethod(DitherMethod ditherMethod_)
{
  _quantizeInfo->dither_method=ditherMethod_;
}

MagickCore::DitherMethod Magick::Options::quantizeDitherMethod(void) const
{
  return(_quantizeInfo->dither_method);
}

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::quiet(const bool quiet_)
{
  _quiet=quiet_;
}

bool Magick::Options::quiet(void) const
{
   return(_quiet);
}

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);
}

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_)
    {
      size_t
        x;

      // Count elements in dash array
      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);
}

void Magick::Options::strokeLineCap(Magick::LineCap lineCap_)
{
  _drawInfo->linecap=lineCap_;
}

Magick::LineCap Magick::Options::strokeLineCap(void) const
{
  return(_drawInfo->linecap);
}

void Magick::Options::strokeLineJoin(Magick::LineJoin lineJoin_)
{
  _drawInfo->linejoin=lineJoin_;
}

Magick::LineJoin Magick::Options::strokeLineJoin(void) const
{
  return(_drawInfo->linejoin);
}

void Magick::Options::strokeMiterLimit(size_t miterLimit_)
{
  _drawInfo->miterlimit=miterLimit_;
}

size_t Magick::Options::strokeMiterLimit(void) const
{
  return(_drawInfo->miterlimit);
}

void Magick::Options::strokePattern(const MagickCore::Image *strokePattern_)
{
  if (_drawInfo->stroke_pattern)
    _drawInfo->stroke_pattern=DestroyImageList(_drawInfo->stroke_pattern);

  if (strokePattern_)
    {
      GetPPException;
      _drawInfo->stroke_pattern=CloneImage(const_cast<MagickCore::Image*>(
        strokePattern_),0,0,MagickTrue,exceptionInfo);
      ThrowPPException(_quiet);
    }
}

const MagickCore::Image *Magick::Options::strokePattern(void) const
{
  return(_drawInfo->stroke_pattern);
}

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);
}

void Magick::Options::textDirection(DirectionType direction_)
{
  _drawInfo->direction=direction_;
}

Magick::DirectionType Magick::Options::textDirection() const
{
  return(_drawInfo->direction);
}

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::textGravity(GravityType gravity_)
{
  _drawInfo->gravity=gravity_;
}

Magick::GravityType Magick::Options::textGravity() const
{
  return(_drawInfo->gravity);
}

void Magick::Options::textInterlineSpacing(double spacing_)
{
  _drawInfo->interline_spacing=spacing_;
}

double Magick::Options::textInterlineSpacing(void) const
{
  return(_drawInfo->interline_spacing);
}

void Magick::Options::textInterwordSpacing(double spacing_)
{
  _drawInfo->interword_spacing=spacing_;
}

double Magick::Options::textInterwordSpacing(void) const
{
  return(_drawInfo->interword_spacing);
}

void Magick::Options::textKerning(double kerning_)
{
  _drawInfo->kerning=kerning_;
}

double Magick::Options::textKerning(void) const
{
  return(_drawInfo->kerning);
}

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());
}

void Magick::Options::transformOrigin(double tx_,double ty_)
{
  AffineMatrix
    affine,
    current=_drawInfo->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;
}

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;
}

void Magick::Options::transformRotation(double angle_)
{
  AffineMatrix
    affine,
    current=_drawInfo->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;
}

void Magick::Options::transformScale(double sx_,double sy_)
{
  AffineMatrix
    affine,
    current=_drawInfo->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;
}

void Magick::Options::transformSkewX(double skewx_)
{
  AffineMatrix
    affine,
    current=_drawInfo->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;
}

void Magick::Options::transformSkewY(double skewy_)
{
  AffineMatrix
    affine,
    current=_drawInfo->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::type(const Magick::ImageType type_)
{
  _imageInfo->type=type_;
}

Magick::ImageType Magick::Options::type(void) const
{
  return(_imageInfo->type);
}

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());
}

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

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

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

Magick::Options::Options(const MagickCore::ImageInfo *imageInfo_,
  const MagickCore::QuantizeInfo *quantizeInfo_,
  const MagickCore::DrawInfo *drawInfo_)
: _imageInfo((MagickCore::ImageInfo* ) NULL),
  _quantizeInfo((MagickCore::QuantizeInfo* ) NULL),
  _drawInfo((MagickCore::DrawInfo* ) NULL),
  _quiet(false)
{
  _imageInfo=CloneImageInfo(imageInfo_);
  _quantizeInfo=CloneQuantizeInfo(quantizeInfo_);
  _drawInfo=CloneDrawInfo(imageInfo_,drawInfo_);
}
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