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// This may look like C code, but it is really -*- C++ -*-
//
// Copyright Bob Friesenhahn, 1999, 2000, 2001, 2002
//
// Implementation of ImageRef
//
// This is an internal implementation class.
//
#define MAGICK_IMPLEMENTATION
#include "Magick++/ImageRef.h"
#include "Magick++/Exception.h"
#include "Magick++/Options.h"
// Construct with an image and default options
Magick::ImageRef::ImageRef ( MagickLib::Image * image_ )
: _image(image_),
_options(new Options),
_id(-1),
_refCount(1),
_mutexLock()
{
}
// Construct with an image and options
// Inserts Image* in image, but copies Options into image.
Magick::ImageRef::ImageRef ( MagickLib::Image * image_,
const Options * options_ )
: _image(image_),
_options(0),
_id(-1),
_refCount(1),
_mutexLock()
{
_options = new Options( *options_ );
}
// Default constructor
Magick::ImageRef::ImageRef ( void )
: _image(0),
_options(new Options),
_id(-1),
_refCount(1),
_mutexLock()
{
// Allocate default image
_image = AllocateImage( _options->imageInfo() );
// Test for error and throw exception (like throwImageException())
throwException(_image->exception);
}
// Destructor
Magick::ImageRef::~ImageRef( void )
{
// Unregister image (if still registered)
if( _id > -1 )
{
DeleteMagickRegistry( _id );
_id=-1;
}
// Deallocate image
if ( _image )
{
DestroyImageList( _image );
_image = 0;
}
// Deallocate image options
delete _options;
_options = 0;
}
// Assign image to reference
void Magick::ImageRef::image ( MagickLib::Image * image_ )
{
if(_image)
DestroyImageList( _image );
_image = image_;
}
// Assign options to reference
void Magick::ImageRef::options ( Magick::Options * options_ )
{
delete _options;
_options = options_;
}
// Assign registration id to reference
void Magick::ImageRef::id ( const long id_ )
{
if( _id > -1 )
DeleteMagickRegistry( _id );
_id = id_;
}
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