104 lines
2.1 KiB
C++
104 lines
2.1 KiB
C++
// This may look like C code, but it is really -*- C++ -*-
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//
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// Copyright Bob Friesenhahn, 1999, 2000, 2001, 2002
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//
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// Implementation of ImageRef
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//
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// This is an internal implementation class.
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//
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#define MAGICKCORE_IMPLEMENTATION 1
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#define MAGICK_PLUSPLUS_IMPLEMENTATION 1
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#include "Magick++/ImageRef.h"
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#include "Magick++/Exception.h"
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#include "Magick++/Options.h"
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// Construct with an image and default options
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Magick::ImageRef::ImageRef ( MagickCore::Image * image_ )
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: _image(image_),
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_options(new Options),
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_id(-1),
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_refCount(1),
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_mutexLock()
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{
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}
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// Construct with an image and options
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// Inserts Image* in image, but copies Options into image.
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Magick::ImageRef::ImageRef ( MagickCore::Image * image_,
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const Options * options_ )
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: _image(image_),
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_options(0),
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_id(-1),
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_refCount(1),
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_mutexLock()
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{
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_options = new Options( *options_ );
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}
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// Default constructor
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Magick::ImageRef::ImageRef ( void )
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: _image(0),
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_options(new Options),
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_id(-1),
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_refCount(1),
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_mutexLock()
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{
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// Allocate default image
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_image = AcquireImage( _options->imageInfo() );
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// Test for error and throw exception (like throwImageException())
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throwException(_image->exception);
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}
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// Destructor
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Magick::ImageRef::~ImageRef( void )
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{
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// Unregister image (if still registered)
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if( _id > -1 )
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{
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char id[MaxTextExtent];
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sprintf(id,"%.20g",(double) _id);
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DeleteImageRegistry( id );
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_id=-1;
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}
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// Deallocate image
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if ( _image )
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{
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DestroyImageList( _image );
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_image = 0;
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}
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// Deallocate image options
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delete _options;
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_options = 0;
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}
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// Assign image to reference
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void Magick::ImageRef::image ( MagickCore::Image * image_ )
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{
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if(_image)
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DestroyImageList( _image );
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_image = image_;
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}
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// Assign options to reference
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void Magick::ImageRef::options ( Magick::Options * options_ )
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{
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delete _options;
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_options = options_;
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}
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// Assign registration id to reference
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void Magick::ImageRef::id ( const ssize_t id_ )
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{
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if( _id > -1 )
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{
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char id[MaxTextExtent];
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sprintf(id,"%.20g",(double) _id);
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DeleteImageRegistry( id );
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}
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_id = id_;
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}
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