/* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % % % % % % SSSSS V V GGGG % % SS V V G % % SSS V V G GG % % SS V V G G % % SSSSS V GGG % % % % % % Read/Write Scalable Vector Graphics Format % % % % Software Design % % Cristy % % William Radcliffe % % March 2000 % % % % % % Copyright 1999-2021 ImageMagick Studio LLC, a non-profit organization % % dedicated to making software imaging solutions freely available. % % % % You may not use this file except in compliance with the License. You may % % obtain a copy of the License at % % % % https://imagemagick.org/script/license.php % % % % Unless required by applicable law or agreed to in writing, software % % distributed under the License is distributed on an "AS IS" BASIS, % % WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. % % See the License for the specific language governing permissions and % % limitations under the License. % % % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % */ /* Include declarations. */ #include "MagickCore/studio.h" #include "MagickCore/annotate.h" #include "MagickCore/artifact.h" #include "MagickCore/attribute.h" #include "MagickCore/blob.h" #include "MagickCore/blob-private.h" #include "MagickCore/cache.h" #include "MagickCore/constitute.h" #include "MagickCore/composite-private.h" #include "MagickCore/delegate.h" #include "MagickCore/delegate-private.h" #include "MagickCore/draw.h" #include "MagickCore/exception.h" #include "MagickCore/exception-private.h" #include "MagickCore/gem.h" #include "MagickCore/image.h" #include "MagickCore/image-private.h" #include "MagickCore/list.h" #include "MagickCore/log.h" #include "MagickCore/magick.h" #include "MagickCore/memory_.h" #include "MagickCore/memory-private.h" #include "MagickCore/module.h" #include "MagickCore/monitor.h" #include "MagickCore/monitor-private.h" #include "MagickCore/option.h" #include "MagickCore/pixel-accessor.h" #include "MagickCore/property.h" #include "MagickCore/quantum-private.h" #include "MagickCore/resource_.h" #include "MagickCore/static.h" #include "MagickCore/string_.h" #include "MagickCore/string-private.h" #include "MagickCore/token.h" #include "MagickCore/utility.h" #if defined(MAGICKCORE_XML_DELEGATE) # if defined(MAGICKCORE_WINDOWS_SUPPORT) # if !defined(__MINGW32__) # include # endif # endif # include # include # include #endif #if defined(MAGICKCORE_AUTOTRACE_DELEGATE) #include "autotrace/autotrace.h" #endif #if defined(MAGICKCORE_RSVG_DELEGATE) #include "librsvg/rsvg.h" #if !defined(LIBRSVG_CHECK_VERSION) #include "librsvg/rsvg-cairo.h" #include "librsvg/librsvg-features.h" #elif !LIBRSVG_CHECK_VERSION(2,36,2) #include "librsvg/rsvg-cairo.h" #include "librsvg/librsvg-features.h" #endif #endif /* Define declarations. */ #define DefaultSVGDensity 96.0 /* Typedef declarations. */ typedef struct _BoundingBox { double x, y, width, height; } BoundingBox; typedef struct _ElementInfo { double cx, cy, major, minor, angle; } ElementInfo; typedef struct _SVGInfo { FILE *file; ExceptionInfo *exception; Image *image; const ImageInfo *image_info; AffineMatrix affine; size_t width, height; char *size, *title, *comment; int n; double *scale, pointsize; ElementInfo element; SegmentInfo segment; BoundingBox bounds, text_offset, view_box; PointInfo radius; char *stop_color, *offset, *text, *vertices, *url; #if defined(MAGICKCORE_XML_DELEGATE) xmlParserCtxtPtr parser; xmlDocPtr document; #endif ssize_t svgDepth; } SVGInfo; /* Static declarations. */ static char SVGDensityGeometry[] = "96.0x96.0"; /* Forward declarations. */ static MagickBooleanType WriteSVGImage(const ImageInfo *,Image *,ExceptionInfo *); /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % % % % % % I s S V G % % % % % % % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % IsSVG()() returns MagickTrue if the image format type, identified by the % magick string, is SVG. % % The format of the IsSVG method is: % % MagickBooleanType IsSVG(const unsigned char *magick,const size_t length) % % A description of each parameter follows: % % o magick: compare image format pattern against these bytes. % % o length: Specifies the length of the magick string. % */ static MagickBooleanType IsSVG(const unsigned char *magick,const size_t length) { if (length < 4) return(MagickFalse); if (LocaleNCompare((const char *) magick+1,"svg",3) == 0) return(MagickTrue); if (length < 5) return(MagickFalse); if (LocaleNCompare((const char *) magick+1,"?xml",4) == 0) return(MagickTrue); return(MagickFalse); } /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % % % % % % R e a d S V G I m a g e % % % % % % % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % ReadSVGImage() reads a Scalable Vector Gaphics file and returns it. It % allocates the memory necessary for the new Image structure and returns a % pointer to the new image. % % The format of the ReadSVGImage method is: % % Image *ReadSVGImage(const ImageInfo *image_info,ExceptionInfo *exception) % % A description of each parameter follows: % % o image_info: the image info. % % o exception: return any errors or warnings in this structure. % */ static Image *RenderSVGImage(const ImageInfo *image_info,Image *image, ExceptionInfo *exception) { char background[MagickPathExtent], command[MagickPathExtent], *density, input_filename[MagickPathExtent], opacity[MagickPathExtent], output_filename[MagickPathExtent], unique[MagickPathExtent]; const DelegateInfo *delegate_info; Image *next; int status; struct stat attributes; /* Our best hope for compliance with the SVG standard. */ delegate_info=GetDelegateInfo("svg:decode",(char *) NULL,exception); if (delegate_info == (const DelegateInfo *) NULL) return((Image *) NULL); status=AcquireUniqueSymbolicLink(image->filename,input_filename); (void) AcquireUniqueFilename(unique); (void) FormatLocaleString(output_filename,MagickPathExtent,"%s.png",unique); (void) AcquireUniqueFilename(unique); density=AcquireString(""); (void) FormatLocaleString(density,MagickPathExtent,"%.20g", ceil(sqrt(image->resolution.x*image->resolution.y)-0.5)); (void) FormatLocaleString(background,MagickPathExtent, "rgb(%.20g%%,%.20g%%,%.20g%%)", 100.0*QuantumScale*image->background_color.red, 100.0*QuantumScale*image->background_color.green, 100.0*QuantumScale*image->background_color.blue); (void) FormatLocaleString(opacity,MagickPathExtent,"%.20g",QuantumScale* image->background_color.alpha-MagickEpsilon); (void) FormatLocaleString(command,MagickPathExtent, GetDelegateCommands(delegate_info),input_filename,output_filename,density, background,opacity,unique); density=DestroyString(density); status=ExternalDelegateCommand(MagickFalse,image_info->verbose,command, (char *) NULL,exception); (void) RelinquishUniqueFileResource(unique); (void) RelinquishUniqueFileResource(input_filename); if ((status == 0) && (stat(output_filename,&attributes) == 0) && (attributes.st_size > 0)) { Image *svg_image; ImageInfo *read_info; read_info=CloneImageInfo(image_info); (void) CopyMagickString(read_info->filename,output_filename, MagickPathExtent); svg_image=ReadImage(read_info,exception); read_info=DestroyImageInfo(read_info); if (svg_image != (Image *) NULL) { (void) RelinquishUniqueFileResource(output_filename); for (next=GetFirstImageInList(svg_image); next != (Image *) NULL; ) { (void) CopyMagickString(next->filename,image->filename, MagickPathExtent); (void) CopyMagickString(next->magick,image->magick, MagickPathExtent); next=GetNextImageInList(next); } return(svg_image); } } (void) RelinquishUniqueFileResource(output_filename); return((Image *) NULL); } #if defined(MAGICKCORE_RSVG_DELEGATE) static Image *RenderRSVGImage(const ImageInfo *image_info,Image *image, ExceptionInfo *exception) { #if defined(MAGICKCORE_CAIRO_DELEGATE) cairo_surface_t *cairo_surface; cairo_t *cairo_image; MagickBooleanType apply_density; MemoryInfo *pixel_info; unsigned char *p; RsvgDimensionData dimension_info; unsigned char *pixels; #else GdkPixbuf *pixel_buffer; const guchar *p; #endif const char *option; GError *error; Image *next; MagickBooleanType status; PixelInfo fill_color; ssize_t x, n; Quantum *q; RsvgHandle *svg_handle; ssize_t y; unsigned char *buffer; buffer=(unsigned char *) AcquireQuantumMemory(MagickMaxBufferExtent, sizeof(*buffer)); if (buffer == (unsigned char *) NULL) ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed"); #if LIBRSVG_CHECK_VERSION(2,40,3) option=GetImageOption(image_info,"svg:xml-parse-huge"); if ((option != (char *) NULL) && (IsStringTrue(option) != MagickFalse)) svg_handle=rsvg_handle_new_with_flags(RSVG_HANDLE_FLAG_UNLIMITED); else #endif svg_handle=rsvg_handle_new(); if (svg_handle == (RsvgHandle *) NULL) { buffer=(unsigned char *) RelinquishMagickMemory(buffer); ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed"); } rsvg_handle_set_base_uri(svg_handle,image_info->filename); if ((fabs(image->resolution.x) > MagickEpsilon) && (fabs(image->resolution.y) > MagickEpsilon)) rsvg_handle_set_dpi_x_y(svg_handle,image->resolution.x, image->resolution.y); while ((n=ReadBlob(image,MagickMaxBufferExtent-1,buffer)) != 0) { buffer[n]='\0'; error=(GError *) NULL; (void) rsvg_handle_write(svg_handle,buffer,n,&error); if (error != (GError *) NULL) g_error_free(error); } buffer=(unsigned char *) RelinquishMagickMemory(buffer); error=(GError *) NULL; rsvg_handle_close(svg_handle,&error); if (error != (GError *) NULL) g_error_free(error); #if defined(MAGICKCORE_CAIRO_DELEGATE) apply_density=MagickTrue; rsvg_handle_get_dimensions(svg_handle,&dimension_info); if ((image->resolution.x > 0.0) && (image->resolution.y > 0.0)) { RsvgDimensionData dpi_dimension_info; /* We should not apply the density when the internal 'factor' is 'i'. This can be checked by using the trick below. */ rsvg_handle_set_dpi_x_y(svg_handle,image->resolution.x*256, image->resolution.y*256); rsvg_handle_get_dimensions(svg_handle,&dpi_dimension_info); if ((fabs(dpi_dimension_info.width-dimension_info.width) >= MagickEpsilon) || (fabs(dpi_dimension_info.height-dimension_info.height) >= MagickEpsilon)) apply_density=MagickFalse; rsvg_handle_set_dpi_x_y(svg_handle,image->resolution.x, image->resolution.y); } if (image_info->size != (char *) NULL) { (void) GetGeometry(image_info->size,(ssize_t *) NULL, (ssize_t *) NULL,&image->columns,&image->rows); if ((image->columns != 0) || (image->rows != 0)) { image->resolution.x=DefaultSVGDensity*image->columns/ dimension_info.width; image->resolution.y=DefaultSVGDensity*image->rows/ dimension_info.height; if (fabs(image->resolution.x) < MagickEpsilon) image->resolution.x=image->resolution.y; else if (fabs(image->resolution.y) < MagickEpsilon) image->resolution.y=image->resolution.x; else image->resolution.x=image->resolution.y=MagickMin( image->resolution.x,image->resolution.y); apply_density=MagickTrue; } } if (apply_density != MagickFalse) { image->columns=image->resolution.x*dimension_info.width/ DefaultSVGDensity; image->rows=image->resolution.y*dimension_info.height/ DefaultSVGDensity; } else { image->columns=dimension_info.width; image->rows=dimension_info.height; } pixel_info=(MemoryInfo *) NULL; #else pixel_buffer=rsvg_handle_get_pixbuf(svg_handle); rsvg_handle_free(svg_handle); image->columns=gdk_pixbuf_get_width(pixel_buffer); image->rows=gdk_pixbuf_get_height(pixel_buffer); #endif image->alpha_trait=BlendPixelTrait; if (image_info->ping == MagickFalse) { #if defined(MAGICKCORE_CAIRO_DELEGATE) size_t stride; #endif status=SetImageExtent(image,image->columns,image->rows,exception); if (status == MagickFalse) { #if !defined(MAGICKCORE_CAIRO_DELEGATE) g_object_unref(G_OBJECT(pixel_buffer)); #endif g_object_unref(svg_handle); ThrowReaderException(MissingDelegateError, "NoDecodeDelegateForThisImageFormat"); } #if defined(MAGICKCORE_CAIRO_DELEGATE) stride=4*image->columns; #if defined(MAGICKCORE_PANGOCAIRO_DELEGATE) stride=(size_t) cairo_format_stride_for_width(CAIRO_FORMAT_ARGB32, (int) image->columns); #endif pixel_info=AcquireVirtualMemory(stride,image->rows*sizeof(*pixels)); if (pixel_info == (MemoryInfo *) NULL) { g_object_unref(svg_handle); ThrowReaderException(ResourceLimitError, "MemoryAllocationFailed"); } pixels=(unsigned char *) GetVirtualMemoryBlob(pixel_info); #endif (void) SetImageBackgroundColor(image,exception); #if defined(MAGICKCORE_CAIRO_DELEGATE) cairo_surface=cairo_image_surface_create_for_data(pixels, CAIRO_FORMAT_ARGB32,(int) image->columns,(int) image->rows,(int) stride); if ((cairo_surface == (cairo_surface_t *) NULL) || (cairo_surface_status(cairo_surface) != CAIRO_STATUS_SUCCESS)) { if (cairo_surface != (cairo_surface_t *) NULL) cairo_surface_destroy(cairo_surface); pixel_info=RelinquishVirtualMemory(pixel_info); g_object_unref(svg_handle); ThrowReaderException(ResourceLimitError, "MemoryAllocationFailed"); } cairo_image=cairo_create(cairo_surface); cairo_set_operator(cairo_image,CAIRO_OPERATOR_CLEAR); cairo_paint(cairo_image); cairo_set_operator(cairo_image,CAIRO_OPERATOR_OVER); if (apply_density != MagickFalse) cairo_scale(cairo_image,image->resolution.x/DefaultSVGDensity, image->resolution.y/DefaultSVGDensity); rsvg_handle_render_cairo(svg_handle,cairo_image); cairo_destroy(cairo_image); cairo_surface_destroy(cairo_surface); g_object_unref(svg_handle); p=pixels; #else p=gdk_pixbuf_get_pixels(pixel_buffer); #endif GetPixelInfo(image,&fill_color); for (y=0; y < (ssize_t) image->rows; y++) { q=GetAuthenticPixels(image,0,y,image->columns,1,exception); if (q == (Quantum *) NULL) break; for (x=0; x < (ssize_t) image->columns; x++) { #if defined(MAGICKCORE_CAIRO_DELEGATE) fill_color.blue=ScaleCharToQuantum(*p++); fill_color.green=ScaleCharToQuantum(*p++); fill_color.red=ScaleCharToQuantum(*p++); #else fill_color.red=ScaleCharToQuantum(*p++); fill_color.green=ScaleCharToQuantum(*p++); fill_color.blue=ScaleCharToQuantum(*p++); #endif fill_color.alpha=ScaleCharToQuantum(*p++); #if defined(MAGICKCORE_CAIRO_DELEGATE) { double gamma; gamma=QuantumScale*fill_color.alpha; gamma=PerceptibleReciprocal(gamma); fill_color.blue*=gamma; fill_color.green*=gamma; fill_color.red*=gamma; } #endif CompositePixelOver(image,&fill_color,fill_color.alpha,q,(double) GetPixelAlpha(image,q),q); q+=GetPixelChannels(image); } if (SyncAuthenticPixels(image,exception) == MagickFalse) break; if (image->previous == (Image *) NULL) { status=SetImageProgress(image,LoadImageTag,(MagickOffsetType) y, image->rows); if (status == MagickFalse) break; } } } #if defined(MAGICKCORE_CAIRO_DELEGATE) else g_object_unref(svg_handle); if (pixel_info != (MemoryInfo *) NULL) pixel_info=RelinquishVirtualMemory(pixel_info); #else g_object_unref(G_OBJECT(pixel_buffer)); #endif (void) CloseBlob(image); for (next=GetFirstImageInList(image); next != (Image *) NULL; ) { (void) CopyMagickString(next->filename,image->filename,MagickPathExtent); (void) CopyMagickString(next->magick,image->magick,MagickPathExtent); next=GetNextImageInList(next); } return(GetFirstImageInList(image)); } #endif #if defined(MAGICKCORE_XML_DELEGATE) static SVGInfo *AcquireSVGInfo(void) { SVGInfo *svg_info; svg_info=(SVGInfo *) AcquireMagickMemory(sizeof(*svg_info)); if (svg_info == (SVGInfo *) NULL) return((SVGInfo *) NULL); (void) memset(svg_info,0,sizeof(*svg_info)); svg_info->text=AcquireString(""); svg_info->scale=(double *) AcquireCriticalMemory(sizeof(*svg_info->scale)); GetAffineMatrix(&svg_info->affine); svg_info->scale[0]=ExpandAffine(&svg_info->affine); return(svg_info); } static SVGInfo *DestroySVGInfo(SVGInfo *svg_info) { if (svg_info->size != (char *) NULL) svg_info->size=DestroyString(svg_info->size); if (svg_info->text != (char *) NULL) svg_info->text=DestroyString(svg_info->text); if (svg_info->scale != (double *) NULL) svg_info->scale=(double *) RelinquishMagickMemory(svg_info->scale); if (svg_info->title != (char *) NULL) svg_info->title=DestroyString(svg_info->title); if (svg_info->comment != (char *) NULL) svg_info->comment=DestroyString(svg_info->comment); return((SVGInfo *) RelinquishMagickMemory(svg_info)); } static double GetUserSpaceCoordinateValue(const SVGInfo *svg_info,int type, const char *string) { char *next_token, token[MagickPathExtent]; const char *p; double value; (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",string); assert(string != (const char *) NULL); p=(const char *) string; (void) GetNextToken(p,&p,MagickPathExtent,token); value=StringToDouble(token,&next_token); if (strchr(token,'%') != (char *) NULL) { double alpha, beta; if (type > 0) { if (svg_info->view_box.width < MagickEpsilon) return(0.0); return(svg_info->view_box.width*value/100.0); } if (type < 0) { if (svg_info->view_box.height < MagickEpsilon) return(0.0); return(svg_info->view_box.height*value/100.0); } alpha=value-svg_info->view_box.width; beta=value-svg_info->view_box.height; return(hypot(alpha,beta)/sqrt(2.0)/100.0); } (void) GetNextToken(p,&p,MagickPathExtent,token); if (LocaleNCompare(token,"cm",2) == 0) return(DefaultSVGDensity*svg_info->scale[0]/2.54*value); if (LocaleNCompare(token,"em",2) == 0) return(svg_info->pointsize*value); if (LocaleNCompare(token,"ex",2) == 0) return(svg_info->pointsize*value/2.0); if (LocaleNCompare(token,"in",2) == 0) return(DefaultSVGDensity*svg_info->scale[0]*value); if (LocaleNCompare(token,"mm",2) == 0) return(DefaultSVGDensity*svg_info->scale[0]/25.4*value); if (LocaleNCompare(token,"pc",2) == 0) return(DefaultSVGDensity*svg_info->scale[0]/6.0*value); if (LocaleNCompare(token,"pt",2) == 0) return(svg_info->scale[0]*value); if (LocaleNCompare(token,"px",2) == 0) return(value); return(value); } #if defined(__cplusplus) || defined(c_plusplus) extern "C" { #endif static int SVGIsStandalone(void *context) { SVGInfo *svg_info; /* Is this document tagged standalone? */ (void) LogMagickEvent(CoderEvent,GetMagickModule()," SAX.SVGIsStandalone()"); svg_info=(SVGInfo *) context; return(svg_info->document->standalone == 1); } static int SVGHasInternalSubset(void *context) { SVGInfo *svg_info; /* Does this document has an internal subset? */ (void) LogMagickEvent(CoderEvent,GetMagickModule(), " SAX.SVGHasInternalSubset()"); svg_info=(SVGInfo *) context; return(svg_info->document->intSubset != NULL); } static int SVGHasExternalSubset(void *context) { SVGInfo *svg_info; /* Does this document has an external subset? */ (void) LogMagickEvent(CoderEvent,GetMagickModule(), " SAX.SVGHasExternalSubset()"); svg_info=(SVGInfo *) context; return(svg_info->document->extSubset != NULL); } static void SVGInternalSubset(void *context,const xmlChar *name, const xmlChar *external_id,const xmlChar *system_id) { SVGInfo *svg_info; /* Does this document has an internal subset? */ (void) LogMagickEvent(CoderEvent,GetMagickModule(), " SAX.internalSubset(%s, %s, %s)",(const char *) name, (external_id != (const xmlChar *) NULL ? (const char *) external_id : "none"), (system_id != (const xmlChar *) NULL ? (const char *) system_id : "none")); svg_info=(SVGInfo *) context; (void) xmlCreateIntSubset(svg_info->document,name,external_id,system_id); } static xmlParserInputPtr SVGResolveEntity(void *context, const xmlChar *public_id,const xmlChar *system_id) { SVGInfo *svg_info; xmlParserInputPtr stream; /* Special entity resolver, better left to the parser, it has more context than the application layer. The default behaviour is to not resolve the entities, in that case the ENTITY_REF nodes are built in the structure (and the parameter values). */ (void) LogMagickEvent(CoderEvent,GetMagickModule(), " SAX.resolveEntity(%s, %s)", (public_id != (const xmlChar *) NULL ? (const char *) public_id : "none"), (system_id != (const xmlChar *) NULL ? (const char *) system_id : "none")); svg_info=(SVGInfo *) context; stream=xmlLoadExternalEntity((const char *) system_id,(const char *) public_id,svg_info->parser); return(stream); } static xmlEntityPtr SVGGetEntity(void *context,const xmlChar *name) { SVGInfo *svg_info; /* Get an entity by name. */ (void) LogMagickEvent(CoderEvent,GetMagickModule()," SAX.SVGGetEntity(%s)", name); svg_info=(SVGInfo *) context; return(xmlGetDocEntity(svg_info->document,name)); } static xmlEntityPtr SVGGetParameterEntity(void *context,const xmlChar *name) { SVGInfo *svg_info; /* Get a parameter entity by name. */ (void) LogMagickEvent(CoderEvent,GetMagickModule(), " SAX.getParameterEntity(%s)",name); svg_info=(SVGInfo *) context; return(xmlGetParameterEntity(svg_info->document,name)); } static void SVGEntityDeclaration(void *context,const xmlChar *name,int type, const xmlChar *public_id,const xmlChar *system_id,xmlChar *content) { SVGInfo *svg_info; /* An entity definition has been parsed. */ (void) LogMagickEvent(CoderEvent,GetMagickModule(), " SAX.entityDecl(%s, %d, %s, %s, %s)",name,type, public_id != (xmlChar *) NULL ? (const char *) public_id : "none", system_id != (xmlChar *) NULL ? (const char *) system_id : "none",content); svg_info=(SVGInfo *) context; if (svg_info->parser->inSubset == 1) (void) xmlAddDocEntity(svg_info->document,name,type,public_id,system_id, content); else if (svg_info->parser->inSubset == 2) (void) xmlAddDtdEntity(svg_info->document,name,type,public_id,system_id, content); } static void SVGAttributeDeclaration(void *context,const xmlChar *element, const xmlChar *name,int type,int value,const xmlChar *default_value, xmlEnumerationPtr tree) { SVGInfo *svg_info; xmlChar *fullname, *prefix; xmlParserCtxtPtr parser; /* An attribute definition has been parsed. */ (void) LogMagickEvent(CoderEvent,GetMagickModule(), " SAX.attributeDecl(%s, %s, %d, %d, %s, ...)",element,name,type,value, default_value); svg_info=(SVGInfo *) context; fullname=(xmlChar *) NULL; prefix=(xmlChar *) NULL; parser=svg_info->parser; fullname=(xmlChar *) xmlSplitQName(parser,name,&prefix); if (parser->inSubset == 1) (void) xmlAddAttributeDecl(&parser->vctxt,svg_info->document->intSubset, element,fullname,prefix,(xmlAttributeType) type, (xmlAttributeDefault) value,default_value,tree); else if (parser->inSubset == 2) (void) xmlAddAttributeDecl(&parser->vctxt,svg_info->document->extSubset, element,fullname,prefix,(xmlAttributeType) type, (xmlAttributeDefault) value,default_value,tree); if (prefix != (xmlChar *) NULL) xmlFree(prefix); if (fullname != (xmlChar *) NULL) xmlFree(fullname); } static void SVGElementDeclaration(void *context,const xmlChar *name,int type, xmlElementContentPtr content) { SVGInfo *svg_info; xmlParserCtxtPtr parser; /* An element definition has been parsed. */ (void) LogMagickEvent(CoderEvent,GetMagickModule(), " SAX.elementDecl(%s, %d, ...)",name,type); svg_info=(SVGInfo *) context; parser=svg_info->parser; if (parser->inSubset == 1) (void) xmlAddElementDecl(&parser->vctxt,svg_info->document->intSubset, name,(xmlElementTypeVal) type,content); else if (parser->inSubset == 2) (void) xmlAddElementDecl(&parser->vctxt,svg_info->document->extSubset, name,(xmlElementTypeVal) type,content); } static void SVGStripString(const MagickBooleanType trim,char *message) { char *p, *q; size_t length; assert(message != (char *) NULL); if (*message == '\0') return; /* Remove comment. */ q=message; for (p=message; *p != '\0'; p++) { if ((*p == '/') && (*(p+1) == '*')) { for ( ; *p != '\0'; p++) if ((*p == '*') && (*(p+1) == '/')) { p+=2; break; } if (*p == '\0') break; } *q++=(*p); } *q='\0'; length=strlen(message); if ((trim != MagickFalse) && (length != 0)) { /* Remove whitespace. */ p=message; while (isspace((int) ((unsigned char) *p)) != 0) p++; if ((*p == '\'') || (*p == '"')) p++; q=message+length-1; while ((isspace((int) ((unsigned char) *q)) != 0) && (q > p)) q--; if (q > p) if ((*q == '\'') || (*q == '"')) q--; (void) memmove(message,p,(size_t) (q-p+1)); message[q-p+1]='\0'; } /* Convert newlines to a space. */ for (p=message; *p != '\0'; p++) if (*p == '\n') *p=' '; } static char **SVGKeyValuePairs(void *context,const int key_sentinel, const int value_sentinel,const char *text,size_t *number_tokens) { char **tokens; const char *p, *q; ssize_t i; size_t extent; SVGInfo *svg_info; svg_info=(SVGInfo *) context; *number_tokens=0; if (text == (const char *) NULL) return((char **) NULL); extent=8; tokens=(char **) AcquireQuantumMemory(extent+2UL,sizeof(*tokens)); if (tokens == (char **) NULL) { (void) ThrowMagickException(svg_info->exception,GetMagickModule(), ResourceLimitError,"MemoryAllocationFailed","`%s'",text); return((char **) NULL); } /* Convert string to an ASCII list. */ i=0; p=text; for (q=p; *q != '\0'; q++) { if ((*q != key_sentinel) && (*q != value_sentinel) && (*q != '\0')) continue; if (i == (ssize_t) extent) { extent<<=1; tokens=(char **) ResizeQuantumMemory(tokens,extent+2,sizeof(*tokens)); if (tokens == (char **) NULL) { (void) ThrowMagickException(svg_info->exception,GetMagickModule(), ResourceLimitError,"MemoryAllocationFailed","`%s'",text); return((char **) NULL); } } tokens[i]=AcquireString(p); (void) CopyMagickString(tokens[i],p,(size_t) (q-p+1)); SVGStripString(MagickTrue,tokens[i]); i++; p=q+1; } tokens[i]=AcquireString(p); (void) CopyMagickString(tokens[i],p,(size_t) (q-p+1)); SVGStripString(MagickTrue,tokens[i++]); tokens[i]=(char *) NULL; *number_tokens=(size_t) i; return(tokens); } static void SVGNotationDeclaration(void *context,const xmlChar *name, const xmlChar *public_id,const xmlChar *system_id) { SVGInfo *svg_info; xmlParserCtxtPtr parser; /* What to do when a notation declaration has been parsed. */ (void) LogMagickEvent(CoderEvent,GetMagickModule(), " SAX.notationDecl(%s, %s, %s)",name, public_id != (const xmlChar *) NULL ? (const char *) public_id : "none", system_id != (const xmlChar *) NULL ? (const char *) system_id : "none"); svg_info=(SVGInfo *) context; parser=svg_info->parser; if (parser->inSubset == 1) (void) xmlAddNotationDecl(&parser->vctxt,svg_info->document->intSubset, name,public_id,system_id); else if (parser->inSubset == 2) (void) xmlAddNotationDecl(&parser->vctxt,svg_info->document->intSubset, name,public_id,system_id); } static void SVGProcessStyleElement(void *context,const xmlChar *name, const char *style) { char background[MagickPathExtent], *color, *keyword, *units, *value; char **tokens; ssize_t i; size_t number_tokens; SVGInfo *svg_info; (void) LogMagickEvent(CoderEvent,GetMagickModule()," "); svg_info=(SVGInfo *) context; tokens=SVGKeyValuePairs(context,':',';',style,&number_tokens); if (tokens == (char **) NULL) return; for (i=0; i < (ssize_t) (number_tokens-1); i+=2) { keyword=(char *) tokens[i]; value=(char *) tokens[i+1]; if (LocaleCompare(keyword,"font-size") != 0) continue; svg_info->pointsize=GetUserSpaceCoordinateValue(svg_info,0,value); (void) FormatLocaleFile(svg_info->file,"font-size %g\n", svg_info->pointsize); } color=AcquireString("none"); units=AcquireString("userSpaceOnUse"); for (i=0; i < (ssize_t) (number_tokens-1); i+=2) { keyword=(char *) tokens[i]; value=(char *) tokens[i+1]; (void) LogMagickEvent(CoderEvent,GetMagickModule()," %s: %s",keyword, value); switch (*keyword) { case 'B': case 'b': { if (LocaleCompare((const char *) name,"background") == 0) { if (LocaleCompare((const char *) name,"svg") == 0) (void) CopyMagickString(background,value,MagickPathExtent); break; } break; } case 'C': case 'c': { if (LocaleCompare(keyword,"clip-path") == 0) { (void) FormatLocaleFile(svg_info->file,"clip-path \"%s\"\n",value); break; } if (LocaleCompare(keyword,"clip-rule") == 0) { (void) FormatLocaleFile(svg_info->file,"clip-rule \"%s\"\n",value); break; } if (LocaleCompare(keyword,"clipPathUnits") == 0) { (void) CloneString(&units,value); (void) FormatLocaleFile(svg_info->file,"clip-units \"%s\"\n", value); break; } if (LocaleCompare(keyword,"color") == 0) { (void) CloneString(&color,value); (void) FormatLocaleFile(svg_info->file,"currentColor \"%s\"\n", color); break; } break; } case 'F': case 'f': { if (LocaleCompare(keyword,"fill") == 0) { if (LocaleCompare(value,"currentColor") == 0) { (void) FormatLocaleFile(svg_info->file,"fill \"%s\"\n",color); break; } if (LocaleCompare(value,"#000000ff") == 0) (void) FormatLocaleFile(svg_info->file,"fill '#000000'\n"); else (void) FormatLocaleFile(svg_info->file,"fill \"%s\"\n",value); break; } if (LocaleCompare(keyword,"fillcolor") == 0) { (void) FormatLocaleFile(svg_info->file,"fill \"%s\"\n",value); break; } if (LocaleCompare(keyword,"fill-rule") == 0) { (void) FormatLocaleFile(svg_info->file,"fill-rule \"%s\"\n",value); break; } if (LocaleCompare(keyword,"fill-opacity") == 0) { (void) FormatLocaleFile(svg_info->file,"fill-opacity \"%s\"\n", value); break; } if (LocaleCompare(keyword,"font") == 0) { char font_family[MagickPathExtent], font_size[MagickPathExtent], font_style[MagickPathExtent]; if (sscanf(value,"%2048s %2048s %2048s",font_style,font_size, font_family) != 3) break; if (GetUserSpaceCoordinateValue(svg_info,0,font_style) == 0) (void) FormatLocaleFile(svg_info->file,"font-style \"%s\"\n", style); else if (sscanf(value,"%2048s %2048s",font_size,font_family) != 2) break; (void) FormatLocaleFile(svg_info->file,"font-size \"%s\"\n", font_size); (void) FormatLocaleFile(svg_info->file,"font-family \"%s\"\n", font_family); break; } if (LocaleCompare(keyword,"font-family") == 0) { (void) FormatLocaleFile(svg_info->file,"font-family \"%s\"\n", value); break; } if (LocaleCompare(keyword,"font-stretch") == 0) { (void) FormatLocaleFile(svg_info->file,"font-stretch \"%s\"\n", value); break; } if (LocaleCompare(keyword,"font-style") == 0) { (void) FormatLocaleFile(svg_info->file,"font-style \"%s\"\n",value); break; } if (LocaleCompare(keyword,"font-size") == 0) { svg_info->pointsize=GetUserSpaceCoordinateValue(svg_info,0,value); (void) FormatLocaleFile(svg_info->file,"font-size %g\n", svg_info->pointsize); break; } if (LocaleCompare(keyword,"font-weight") == 0) { (void) FormatLocaleFile(svg_info->file,"font-weight \"%s\"\n", value); break; } break; } case 'K': case 'k': { if (LocaleCompare(keyword,"kerning") == 0) { (void) FormatLocaleFile(svg_info->file,"kerning \"%s\"\n",value); break; } break; } case 'L': case 'l': { if (LocaleCompare(keyword,"letter-spacing") == 0) { (void) FormatLocaleFile(svg_info->file,"letter-spacing \"%s\"\n", value); break; } break; } case 'M': case 'm': { if (LocaleCompare(keyword,"mask") == 0) { (void) FormatLocaleFile(svg_info->file,"mask \"%s\"\n",value); break; } break; } case 'O': case 'o': { if (LocaleCompare(keyword,"offset") == 0) { (void) FormatLocaleFile(svg_info->file,"offset %g\n", GetUserSpaceCoordinateValue(svg_info,1,value)); break; } if (LocaleCompare(keyword,"opacity") == 0) { (void) FormatLocaleFile(svg_info->file,"opacity \"%s\"\n",value); break; } break; } case 'S': case 's': { if (LocaleCompare(keyword,"stop-color") == 0) { (void) CloneString(&svg_info->stop_color,value); break; } if (LocaleCompare(keyword,"stroke") == 0) { if (LocaleCompare(value,"currentColor") == 0) { (void) FormatLocaleFile(svg_info->file,"stroke \"%s\"\n",color); break; } if (LocaleCompare(value,"#000000ff") == 0) (void) FormatLocaleFile(svg_info->file,"fill '#000000'\n"); else (void) FormatLocaleFile(svg_info->file, "stroke \"%s\"\n",value); break; } if (LocaleCompare(keyword,"stroke-antialiasing") == 0) { (void) FormatLocaleFile(svg_info->file,"stroke-antialias %d\n", LocaleCompare(value,"true") == 0); break; } if (LocaleCompare(keyword,"stroke-dasharray") == 0) { (void) FormatLocaleFile(svg_info->file,"stroke-dasharray %s\n", value); break; } if (LocaleCompare(keyword,"stroke-dashoffset") == 0) { (void) FormatLocaleFile(svg_info->file,"stroke-dashoffset %g\n", GetUserSpaceCoordinateValue(svg_info,1,value)); break; } if (LocaleCompare(keyword,"stroke-linecap") == 0) { (void) FormatLocaleFile(svg_info->file,"stroke-linecap \"%s\"\n", value); break; } if (LocaleCompare(keyword,"stroke-linejoin") == 0) { (void) FormatLocaleFile(svg_info->file,"stroke-linejoin \"%s\"\n", value); break; } if (LocaleCompare(keyword,"stroke-miterlimit") == 0) { (void) FormatLocaleFile(svg_info->file,"stroke-miterlimit \"%s\"\n", value); break; } if (LocaleCompare(keyword,"stroke-opacity") == 0) { (void) FormatLocaleFile(svg_info->file,"stroke-opacity \"%s\"\n", value); break; } if (LocaleCompare(keyword,"stroke-width") == 0) { (void) FormatLocaleFile(svg_info->file,"stroke-width %g\n", GetUserSpaceCoordinateValue(svg_info,1,value)); break; } break; } case 't': case 'T': { if (LocaleCompare(keyword,"text-align") == 0) { (void) FormatLocaleFile(svg_info->file,"text-align \"%s\"\n",value); break; } if (LocaleCompare(keyword,"text-anchor") == 0) { (void) FormatLocaleFile(svg_info->file,"text-anchor \"%s\"\n", value); break; } if (LocaleCompare(keyword,"text-decoration") == 0) { if (LocaleCompare(value,"underline") == 0) (void) FormatLocaleFile(svg_info->file,"decorate underline\n"); if (LocaleCompare(value,"line-through") == 0) (void) FormatLocaleFile(svg_info->file,"decorate line-through\n"); if (LocaleCompare(value,"overline") == 0) (void) FormatLocaleFile(svg_info->file,"decorate overline\n"); break; } if (LocaleCompare(keyword,"text-antialiasing") == 0) { (void) FormatLocaleFile(svg_info->file,"text-antialias %d\n", LocaleCompare(value,"true") == 0); break; } break; } default: break; } } if (units != (char *) NULL) units=DestroyString(units); if (color != (char *) NULL) color=DestroyString(color); for (i=0; tokens[i] != (char *) NULL; i++) tokens[i]=DestroyString(tokens[i]); tokens=(char **) RelinquishMagickMemory(tokens); } static void SVGUnparsedEntityDeclaration(void *context,const xmlChar *name, const xmlChar *public_id,const xmlChar *system_id,const xmlChar *notation) { SVGInfo *svg_info; /* What to do when an unparsed entity declaration is parsed. */ (void) LogMagickEvent(CoderEvent,GetMagickModule(), " SAX.unparsedEntityDecl(%s, %s, %s, %s)",name, public_id != (xmlChar *) NULL ? (const char *) public_id : "none", system_id != (xmlChar *) NULL ? (const char *) system_id : "none",notation); svg_info=(SVGInfo *) context; (void) xmlAddDocEntity(svg_info->document,name, XML_EXTERNAL_GENERAL_UNPARSED_ENTITY,public_id,system_id,notation); } static void SVGSetDocumentLocator(void *context,xmlSAXLocatorPtr location) { SVGInfo *svg_info; /* Receive the document locator at startup, actually xmlDefaultSAXLocator. */ (void) location; (void) LogMagickEvent(CoderEvent,GetMagickModule(), " SAX.setDocumentLocator()"); svg_info=(SVGInfo *) context; (void) svg_info; } static void SVGStartDocument(void *context) { SVGInfo *svg_info; xmlParserCtxtPtr parser; /* Called when the document start being processed. */ (void) LogMagickEvent(CoderEvent,GetMagickModule()," SAX.startDocument()"); svg_info=(SVGInfo *) context; parser=svg_info->parser; svg_info->document=xmlNewDoc(parser->version); if (svg_info->document == (xmlDocPtr) NULL) return; if (parser->encoding == NULL) svg_info->document->encoding=(const xmlChar *) NULL; else svg_info->document->encoding=xmlStrdup(parser->encoding); svg_info->document->standalone=parser->standalone; } static void SVGEndDocument(void *context) { SVGInfo *svg_info; /* Called when the document end has been detected. */ (void) LogMagickEvent(CoderEvent,GetMagickModule()," SAX.endDocument()"); svg_info=(SVGInfo *) context; if (svg_info->offset != (char *) NULL) svg_info->offset=DestroyString(svg_info->offset); if (svg_info->stop_color != (char *) NULL) svg_info->stop_color=DestroyString(svg_info->stop_color); if (svg_info->scale != (double *) NULL) svg_info->scale=(double *) RelinquishMagickMemory(svg_info->scale); if (svg_info->text != (char *) NULL) svg_info->text=DestroyString(svg_info->text); if (svg_info->vertices != (char *) NULL) svg_info->vertices=DestroyString(svg_info->vertices); if (svg_info->url != (char *) NULL) svg_info->url=DestroyString(svg_info->url); #if defined(MAGICKCORE_XML_DELEGATE) if (svg_info->document != (xmlDocPtr) NULL) { xmlFreeDoc(svg_info->document); svg_info->document=(xmlDocPtr) NULL; } #endif } static void SVGStartElement(void *context,const xmlChar *name, const xmlChar **attributes) { #define PushGraphicContext(id) \ { \ if (*id == '\0') \ (void) FormatLocaleFile(svg_info->file,"push graphic-context\n"); \ else \ (void) FormatLocaleFile(svg_info->file,"push graphic-context \"%s\"\n", \ id); \ } char *color, background[MagickPathExtent], id[MagickPathExtent], *next_token, token[MagickPathExtent], **tokens, *units; const char *keyword, *p, *value; ssize_t i, j; size_t number_tokens; SVGInfo *svg_info; /* Called when an opening tag has been processed. */ (void) LogMagickEvent(CoderEvent,GetMagickModule()," SAX.startElement(%s", name); svg_info=(SVGInfo *) context; svg_info->n++; svg_info->scale=(double *) ResizeQuantumMemory(svg_info->scale, svg_info->n+1UL,sizeof(*svg_info->scale)); if (svg_info->scale == (double *) NULL) { (void) ThrowMagickException(svg_info->exception,GetMagickModule(), ResourceLimitError,"MemoryAllocationFailed","`%s'",name); return; } svg_info->scale[svg_info->n]=svg_info->scale[svg_info->n-1]; color=AcquireString("none"); units=AcquireString("userSpaceOnUse"); *id='\0'; *token='\0'; *background='\0'; value=(const char *) NULL; if ((LocaleCompare((char *) name,"image") == 0) || (LocaleCompare((char *) name,"pattern") == 0) || (LocaleCompare((char *) name,"rect") == 0) || (LocaleCompare((char *) name,"text") == 0) || (LocaleCompare((char *) name,"use") == 0)) { svg_info->bounds.x=0.0; svg_info->bounds.y=0.0; } if (attributes != (const xmlChar **) NULL) for (i=0; (attributes[i] != (const xmlChar *) NULL); i+=2) { keyword=(const char *) attributes[i]; value=(const char *) attributes[i+1]; switch (*keyword) { case 'C': case 'c': { if (LocaleCompare(keyword,"cx") == 0) { svg_info->element.cx= GetUserSpaceCoordinateValue(svg_info,1,value); break; } if (LocaleCompare(keyword,"cy") == 0) { svg_info->element.cy= GetUserSpaceCoordinateValue(svg_info,-1,value); break; } break; } case 'F': case 'f': { if (LocaleCompare(keyword,"fx") == 0) { svg_info->element.major= GetUserSpaceCoordinateValue(svg_info,1,value); break; } if (LocaleCompare(keyword,"fy") == 0) { svg_info->element.minor= GetUserSpaceCoordinateValue(svg_info,-1,value); break; } break; } case 'H': case 'h': { if (LocaleCompare(keyword,"height") == 0) { svg_info->bounds.height= GetUserSpaceCoordinateValue(svg_info,-1,value); break; } break; } case 'I': case 'i': { if (LocaleCompare(keyword,"id") == 0) { (void) CopyMagickString(id,value,MagickPathExtent); break; } break; } case 'R': case 'r': { if (LocaleCompare(keyword,"r") == 0) { svg_info->element.angle=GetUserSpaceCoordinateValue(svg_info,0, value); break; } break; } case 'W': case 'w': { if (LocaleCompare(keyword,"width") == 0) { svg_info->bounds.width= GetUserSpaceCoordinateValue(svg_info,1,value); break; } break; } case 'X': case 'x': { if (LocaleCompare(keyword,"x") == 0) { svg_info->bounds.x=GetUserSpaceCoordinateValue(svg_info,1,value); break; } if (LocaleCompare(keyword,"x1") == 0) { svg_info->segment.x1=GetUserSpaceCoordinateValue(svg_info,1, value); break; } if (LocaleCompare(keyword,"x2") == 0) { svg_info->segment.x2=GetUserSpaceCoordinateValue(svg_info,1, value); break; } break; } case 'Y': case 'y': { if (LocaleCompare(keyword,"y") == 0) { svg_info->bounds.y=GetUserSpaceCoordinateValue(svg_info,-1,value); break; } if (LocaleCompare(keyword,"y1") == 0) { svg_info->segment.y1=GetUserSpaceCoordinateValue(svg_info,-1, value); break; } if (LocaleCompare(keyword,"y2") == 0) { svg_info->segment.y2=GetUserSpaceCoordinateValue(svg_info,-1, value); break; } break; } default: break; } } if (strchr((char *) name,':') != (char *) NULL) { /* Skip over namespace. */ for ( ; *name != ':'; name++) ; name++; } switch (*name) { case 'C': case 'c': { if (LocaleCompare((const char *) name,"circle") == 0) { PushGraphicContext(id); break; } if (LocaleCompare((const char *) name,"clipPath") == 0) { (void) FormatLocaleFile(svg_info->file,"push clip-path \"%s\"\n",id); break; } break; } case 'D': case 'd': { if (LocaleCompare((const char *) name,"defs") == 0) { (void) FormatLocaleFile(svg_info->file,"push defs\n"); break; } break; } case 'E': case 'e': { if (LocaleCompare((const char *) name,"ellipse") == 0) { PushGraphicContext(id); break; } break; } case 'F': case 'f': { if (LocaleCompare((const char *) name,"foreignObject") == 0) { PushGraphicContext(id); break; } break; } case 'G': case 'g': { if (LocaleCompare((const char *) name,"g") == 0) { PushGraphicContext(id); break; } break; } case 'I': case 'i': { if (LocaleCompare((const char *) name,"image") == 0) { PushGraphicContext(id); break; } break; } case 'L': case 'l': { if (LocaleCompare((const char *) name,"line") == 0) { PushGraphicContext(id); break; } if (LocaleCompare((const char *) name,"linearGradient") == 0) { (void) FormatLocaleFile(svg_info->file, "push gradient \"%s\" linear %g,%g %g,%g\n",id, svg_info->segment.x1,svg_info->segment.y1,svg_info->segment.x2, svg_info->segment.y2); break; } break; } case 'M': case 'm': { if (LocaleCompare((const char *) name,"mask") == 0) { (void) FormatLocaleFile(svg_info->file,"push mask \"%s\"\n",id); break; } break; } case 'P': case 'p': { if (LocaleCompare((const char *) name,"path") == 0) { PushGraphicContext(id); break; } if (LocaleCompare((const char *) name,"pattern") == 0) { (void) FormatLocaleFile(svg_info->file, "push pattern \"%s\" %g,%g %g,%g\n",id, svg_info->bounds.x,svg_info->bounds.y,svg_info->bounds.width, svg_info->bounds.height); break; } if (LocaleCompare((const char *) name,"polygon") == 0) { PushGraphicContext(id); break; } if (LocaleCompare((const char *) name,"polyline") == 0) { PushGraphicContext(id); break; } break; } case 'R': case 'r': { if (LocaleCompare((const char *) name,"radialGradient") == 0) { (void) FormatLocaleFile(svg_info->file, "push gradient \"%s\" radial %g,%g %g,%g %g\n", id,svg_info->element.cx,svg_info->element.cy, svg_info->element.major,svg_info->element.minor, svg_info->element.angle); break; } if (LocaleCompare((const char *) name,"rect") == 0) { PushGraphicContext(id); break; } break; } case 'S': case 's': { if (LocaleCompare((char *) name,"style") == 0) break; if (LocaleCompare((const char *) name,"svg") == 0) { svg_info->svgDepth++; PushGraphicContext(id); (void) FormatLocaleFile(svg_info->file,"compliance \"SVG\"\n"); (void) FormatLocaleFile(svg_info->file,"fill \"black\"\n"); (void) FormatLocaleFile(svg_info->file,"fill-opacity 1\n"); (void) FormatLocaleFile(svg_info->file,"stroke \"none\"\n"); (void) FormatLocaleFile(svg_info->file,"stroke-width 1\n"); (void) FormatLocaleFile(svg_info->file,"stroke-opacity 1\n"); (void) FormatLocaleFile(svg_info->file,"fill-rule nonzero\n"); break; } if (LocaleCompare((const char *) name,"symbol") == 0) { (void) FormatLocaleFile(svg_info->file,"push symbol\n"); break; } break; } case 'T': case 't': { if (LocaleCompare((const char *) name,"text") == 0) { PushGraphicContext(id); svg_info->text_offset.x=svg_info->bounds.x; svg_info->text_offset.y=svg_info->bounds.y; svg_info->bounds.x=0.0; svg_info->bounds.y=0.0; svg_info->bounds.width=0.0; svg_info->bounds.height=0.0; break; } if (LocaleCompare((const char *) name,"tspan") == 0) { if (*svg_info->text != '\0') { char *text; text=EscapeString(svg_info->text,'\"'); (void) FormatLocaleFile(svg_info->file,"text %g,%g \"%s\"\n", svg_info->text_offset.x,svg_info->text_offset.y,text); text=DestroyString(text); *svg_info->text='\0'; } PushGraphicContext(id); break; } break; } case 'U': case 'u': { if (LocaleCompare((char *) name,"use") == 0) { PushGraphicContext(id); break; } break; } default: break; } if (attributes != (const xmlChar **) NULL) for (i=0; (attributes[i] != (const xmlChar *) NULL); i+=2) { keyword=(const char *) attributes[i]; value=(const char *) attributes[i+1]; (void) LogMagickEvent(CoderEvent,GetMagickModule(), " %s = %s",keyword,value); switch (*keyword) { case 'A': case 'a': { if (LocaleCompare(keyword,"angle") == 0) { (void) FormatLocaleFile(svg_info->file,"angle %g\n", GetUserSpaceCoordinateValue(svg_info,0,value)); break; } break; } case 'C': case 'c': { if (LocaleCompare(keyword,"class") == 0) { p=value; (void) GetNextToken(p,&p,MagickPathExtent,token); if (*token == ',') (void) GetNextToken(p,&p,MagickPathExtent,token); if (*token != '\0') (void) FormatLocaleFile(svg_info->file,"class \"%s\"\n",value); else (void) FormatLocaleFile(svg_info->file,"class \"none\"\n"); break; } if (LocaleCompare(keyword,"clip-path") == 0) { (void) FormatLocaleFile(svg_info->file,"clip-path \"%s\"\n", value); break; } if (LocaleCompare(keyword,"clip-rule") == 0) { (void) FormatLocaleFile(svg_info->file,"clip-rule \"%s\"\n", value); break; } if (LocaleCompare(keyword,"clipPathUnits") == 0) { (void) CloneString(&units,value); (void) FormatLocaleFile(svg_info->file,"clip-units \"%s\"\n", value); break; } if (LocaleCompare(keyword,"color") == 0) { (void) CloneString(&color,value); break; } if (LocaleCompare(keyword,"cx") == 0) { svg_info->element.cx= GetUserSpaceCoordinateValue(svg_info,1,value); break; } if (LocaleCompare(keyword,"cy") == 0) { svg_info->element.cy= GetUserSpaceCoordinateValue(svg_info,-1,value); break; } break; } case 'D': case 'd': { if (LocaleCompare(keyword,"d") == 0) { (void) CloneString(&svg_info->vertices,value); break; } if (LocaleCompare(keyword,"dx") == 0) { double dx; dx=GetUserSpaceCoordinateValue(svg_info,1,value); svg_info->bounds.x+=dx; svg_info->text_offset.x+=dx; if (LocaleCompare((char *) name,"text") == 0) (void) FormatLocaleFile(svg_info->file,"translate %g,0.0\n",dx); break; } if (LocaleCompare(keyword,"dy") == 0) { double dy; dy=GetUserSpaceCoordinateValue(svg_info,-1,value); svg_info->bounds.y+=dy; svg_info->text_offset.y+=dy; if (LocaleCompare((char *) name,"text") == 0) (void) FormatLocaleFile(svg_info->file,"translate 0.0,%g\n",dy); break; } break; } case 'F': case 'f': { if (LocaleCompare(keyword,"fill") == 0) { if (LocaleCompare(value,"currentColor") == 0) { (void) FormatLocaleFile(svg_info->file,"fill \"%s\"\n",color); break; } (void) FormatLocaleFile(svg_info->file,"fill \"%s\"\n",value); break; } if (LocaleCompare(keyword,"fillcolor") == 0) { (void) FormatLocaleFile(svg_info->file,"fill \"%s\"\n",value); break; } if (LocaleCompare(keyword,"fill-rule") == 0) { (void) FormatLocaleFile(svg_info->file,"fill-rule \"%s\"\n", value); break; } if (LocaleCompare(keyword,"fill-opacity") == 0) { (void) FormatLocaleFile(svg_info->file,"fill-opacity \"%s\"\n", value); break; } if (LocaleCompare(keyword,"font-family") == 0) { (void) FormatLocaleFile(svg_info->file,"font-family \"%s\"\n", value); break; } if (LocaleCompare(keyword,"font-stretch") == 0) { (void) FormatLocaleFile(svg_info->file,"font-stretch \"%s\"\n", value); break; } if (LocaleCompare(keyword,"font-style") == 0) { (void) FormatLocaleFile(svg_info->file,"font-style \"%s\"\n", value); break; } if (LocaleCompare(keyword,"font-size") == 0) { if (LocaleCompare(value,"xx-small") == 0) svg_info->pointsize=6.144; else if (LocaleCompare(value,"x-small") == 0) svg_info->pointsize=7.68; else if (LocaleCompare(value,"small") == 0) svg_info->pointsize=9.6; else if (LocaleCompare(value,"medium") == 0) svg_info->pointsize=12.0; else if (LocaleCompare(value,"large") == 0) svg_info->pointsize=14.4; else if (LocaleCompare(value,"x-large") == 0) svg_info->pointsize=17.28; else if (LocaleCompare(value,"xx-large") == 0) svg_info->pointsize=20.736; else svg_info->pointsize=GetUserSpaceCoordinateValue(svg_info,0, value); (void) FormatLocaleFile(svg_info->file,"font-size %g\n", svg_info->pointsize); break; } if (LocaleCompare(keyword,"font-weight") == 0) { (void) FormatLocaleFile(svg_info->file,"font-weight \"%s\"\n", value); break; } break; } case 'G': case 'g': { if (LocaleCompare(keyword,"gradientTransform") == 0) { AffineMatrix affine, current, transform; GetAffineMatrix(&transform); (void) LogMagickEvent(CoderEvent,GetMagickModule()," "); tokens=SVGKeyValuePairs(context,'(',')',value,&number_tokens); if (tokens == (char **) NULL) break; for (j=0; j < (ssize_t) (number_tokens-1); j+=2) { keyword=(char *) tokens[j]; if (keyword == (char *) NULL) continue; value=(char *) tokens[j+1]; (void) LogMagickEvent(CoderEvent,GetMagickModule(), " %s: %s",keyword,value); current=transform; GetAffineMatrix(&affine); switch (*keyword) { case 'M': case 'm': { if (LocaleCompare(keyword,"matrix") == 0) { p=value; (void) GetNextToken(p,&p,MagickPathExtent,token); affine.sx=StringToDouble(value,(char **) NULL); (void) GetNextToken(p,&p,MagickPathExtent,token); if (*token == ',') (void) GetNextToken(p,&p,MagickPathExtent,token); affine.rx=StringToDouble(token,&next_token); (void) GetNextToken(p,&p,MagickPathExtent,token); if (*token == ',') (void) GetNextToken(p,&p,MagickPathExtent,token); affine.ry=StringToDouble(token,&next_token); (void) GetNextToken(p,&p,MagickPathExtent,token); if (*token == ',') (void) GetNextToken(p,&p,MagickPathExtent,token); affine.sy=StringToDouble(token,&next_token); (void) GetNextToken(p,&p,MagickPathExtent,token); if (*token == ',') (void) GetNextToken(p,&p,MagickPathExtent,token); affine.tx=StringToDouble(token,&next_token); (void) GetNextToken(p,&p,MagickPathExtent,token); if (*token == ',') (void) GetNextToken(p,&p,MagickPathExtent,token); affine.ty=StringToDouble(token,&next_token); break; } break; } case 'R': case 'r': { if (LocaleCompare(keyword,"rotate") == 0) { double angle; angle=GetUserSpaceCoordinateValue(svg_info,0,value); 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))); break; } break; } case 'S': case 's': { if (LocaleCompare(keyword,"scale") == 0) { for (p=value; *p != '\0'; p++) if ((isspace((int) ((unsigned char) *p)) != 0) || (*p == ',')) break; affine.sx=GetUserSpaceCoordinateValue(svg_info,1,value); affine.sy=affine.sx; if (*p != '\0') affine.sy= GetUserSpaceCoordinateValue(svg_info,-1,p+1); svg_info->scale[svg_info->n]=ExpandAffine(&affine); break; } if (LocaleCompare(keyword,"skewX") == 0) { affine.sx=svg_info->affine.sx; affine.ry=tan(DegreesToRadians(fmod( GetUserSpaceCoordinateValue(svg_info,1,value), 360.0))); affine.sy=svg_info->affine.sy; break; } if (LocaleCompare(keyword,"skewY") == 0) { affine.sx=svg_info->affine.sx; affine.rx=tan(DegreesToRadians(fmod( GetUserSpaceCoordinateValue(svg_info,-1,value), 360.0))); affine.sy=svg_info->affine.sy; break; } break; } case 'T': case 't': { if (LocaleCompare(keyword,"translate") == 0) { for (p=value; *p != '\0'; p++) if ((isspace((int) ((unsigned char) *p)) != 0) || (*p == ',')) break; affine.tx=GetUserSpaceCoordinateValue(svg_info,1,value); affine.ty=affine.tx; if (*p != '\0') affine.ty= GetUserSpaceCoordinateValue(svg_info,-1,p+1); break; } break; } default: break; } transform.sx=affine.sx*current.sx+affine.ry*current.rx; transform.rx=affine.rx*current.sx+affine.sy*current.rx; transform.ry=affine.sx*current.ry+affine.ry*current.sy; transform.sy=affine.rx*current.ry+affine.sy*current.sy; transform.tx=affine.tx*current.sx+affine.ty*current.ry+ current.tx; transform.ty=affine.tx*current.rx+affine.ty*current.sy+ current.ty; } (void) FormatLocaleFile(svg_info->file, "affine %g %g %g %g %g %g\n",transform.sx, transform.rx,transform.ry,transform.sy,transform.tx, transform.ty); for (j=0; tokens[j] != (char *) NULL; j++) tokens[j]=DestroyString(tokens[j]); tokens=(char **) RelinquishMagickMemory(tokens); break; } if (LocaleCompare(keyword,"gradientUnits") == 0) { (void) CloneString(&units,value); (void) FormatLocaleFile(svg_info->file,"gradient-units \"%s\"\n", value); break; } break; } case 'H': case 'h': { if (LocaleCompare(keyword,"height") == 0) { svg_info->bounds.height= GetUserSpaceCoordinateValue(svg_info,-1,value); break; } if (LocaleCompare(keyword,"href") == 0) { (void) CloneString(&svg_info->url,value); break; } break; } case 'K': case 'k': { if (LocaleCompare(keyword,"kerning") == 0) { (void) FormatLocaleFile(svg_info->file,"kerning \"%s\"\n", value); break; } break; } case 'L': case 'l': { if (LocaleCompare(keyword,"letter-spacing") == 0) { (void) FormatLocaleFile(svg_info->file,"letter-spacing \"%s\"\n", value); break; } break; } case 'M': case 'm': { if (LocaleCompare(keyword,"major") == 0) { svg_info->element.major= GetUserSpaceCoordinateValue(svg_info,1,value); break; } if (LocaleCompare(keyword,"mask") == 0) { (void) FormatLocaleFile(svg_info->file,"mask \"%s\"\n",value); break; } if (LocaleCompare(keyword,"minor") == 0) { svg_info->element.minor= GetUserSpaceCoordinateValue(svg_info,-1,value); break; } break; } case 'O': case 'o': { if (LocaleCompare(keyword,"offset") == 0) { (void) CloneString(&svg_info->offset,value); break; } if (LocaleCompare(keyword,"opacity") == 0) { (void) FormatLocaleFile(svg_info->file,"opacity \"%s\"\n",value); break; } break; } case 'P': case 'p': { if (LocaleCompare(keyword,"path") == 0) { (void) CloneString(&svg_info->url,value); break; } if (LocaleCompare(keyword,"points") == 0) { (void) CloneString(&svg_info->vertices,value); break; } break; } case 'R': case 'r': { if (LocaleCompare(keyword,"r") == 0) { svg_info->element.major= GetUserSpaceCoordinateValue(svg_info,1,value); svg_info->element.minor= GetUserSpaceCoordinateValue(svg_info,-1,value); break; } if (LocaleCompare(keyword,"rotate") == 0) { double angle; angle=GetUserSpaceCoordinateValue(svg_info,0,value); (void) FormatLocaleFile(svg_info->file,"translate %g,%g\n", svg_info->bounds.x,svg_info->bounds.y); svg_info->bounds.x=0; svg_info->bounds.y=0; (void) FormatLocaleFile(svg_info->file,"rotate %g\n",angle); break; } if (LocaleCompare(keyword,"rx") == 0) { if (LocaleCompare((const char *) name,"ellipse") == 0) svg_info->element.major= GetUserSpaceCoordinateValue(svg_info,1,value); else svg_info->radius.x= GetUserSpaceCoordinateValue(svg_info,1,value); break; } if (LocaleCompare(keyword,"ry") == 0) { if (LocaleCompare((const char *) name,"ellipse") == 0) svg_info->element.minor= GetUserSpaceCoordinateValue(svg_info,-1,value); else svg_info->radius.y= GetUserSpaceCoordinateValue(svg_info,-1,value); break; } break; } case 'S': case 's': { if (LocaleCompare(keyword,"stop-color") == 0) { (void) CloneString(&svg_info->stop_color,value); break; } if (LocaleCompare(keyword,"stroke") == 0) { if (LocaleCompare(value,"currentColor") == 0) { (void) FormatLocaleFile(svg_info->file,"stroke \"%s\"\n", color); break; } (void) FormatLocaleFile(svg_info->file,"stroke \"%s\"\n",value); break; } if (LocaleCompare(keyword,"stroke-antialiasing") == 0) { (void) FormatLocaleFile(svg_info->file,"stroke-antialias %d\n", LocaleCompare(value,"true") == 0); break; } if (LocaleCompare(keyword,"stroke-dasharray") == 0) { (void) FormatLocaleFile(svg_info->file,"stroke-dasharray %s\n", value); break; } if (LocaleCompare(keyword,"stroke-dashoffset") == 0) { (void) FormatLocaleFile(svg_info->file,"stroke-dashoffset %g\n", GetUserSpaceCoordinateValue(svg_info,1,value)); break; } if (LocaleCompare(keyword,"stroke-linecap") == 0) { (void) FormatLocaleFile(svg_info->file,"stroke-linecap \"%s\"\n", value); break; } if (LocaleCompare(keyword,"stroke-linejoin") == 0) { (void) FormatLocaleFile(svg_info->file,"stroke-linejoin \"%s\"\n", value); break; } if (LocaleCompare(keyword,"stroke-miterlimit") == 0) { (void) FormatLocaleFile(svg_info->file, "stroke-miterlimit \"%s\"\n",value); break; } if (LocaleCompare(keyword,"stroke-opacity") == 0) { (void) FormatLocaleFile(svg_info->file,"stroke-opacity \"%s\"\n", value); break; } if (LocaleCompare(keyword,"stroke-width") == 0) { (void) FormatLocaleFile(svg_info->file,"stroke-width %g\n", GetUserSpaceCoordinateValue(svg_info,1,value)); break; } if (LocaleCompare(keyword,"style") == 0) { SVGProcessStyleElement(context,name,value); break; } break; } case 'T': case 't': { if (LocaleCompare(keyword,"text-align") == 0) { (void) FormatLocaleFile(svg_info->file,"text-align \"%s\"\n", value); break; } if (LocaleCompare(keyword,"text-anchor") == 0) { (void) FormatLocaleFile(svg_info->file,"text-anchor \"%s\"\n", value); break; } if (LocaleCompare(keyword,"text-decoration") == 0) { if (LocaleCompare(value,"underline") == 0) (void) FormatLocaleFile(svg_info->file,"decorate underline\n"); if (LocaleCompare(value,"line-through") == 0) (void) FormatLocaleFile(svg_info->file, "decorate line-through\n"); if (LocaleCompare(value,"overline") == 0) (void) FormatLocaleFile(svg_info->file,"decorate overline\n"); break; } if (LocaleCompare(keyword,"text-antialiasing") == 0) { (void) FormatLocaleFile(svg_info->file,"text-antialias %d\n", LocaleCompare(value,"true") == 0); break; } if (LocaleCompare(keyword,"transform") == 0) { AffineMatrix affine, current, transform; GetAffineMatrix(&transform); (void) LogMagickEvent(CoderEvent,GetMagickModule()," "); tokens=SVGKeyValuePairs(context,'(',')',value,&number_tokens); if (tokens == (char **) NULL) break; for (j=0; j < (ssize_t) (number_tokens-1); j+=2) { keyword=(char *) tokens[j]; value=(char *) tokens[j+1]; (void) LogMagickEvent(CoderEvent,GetMagickModule(), " %s: %s",keyword,value); current=transform; GetAffineMatrix(&affine); switch (*keyword) { case 'M': case 'm': { if (LocaleCompare(keyword,"matrix") == 0) { p=value; (void) GetNextToken(p,&p,MagickPathExtent,token); affine.sx=StringToDouble(value,(char **) NULL); (void) GetNextToken(p,&p,MagickPathExtent,token); if (*token == ',') (void) GetNextToken(p,&p,MagickPathExtent,token); affine.rx=StringToDouble(token,&next_token); (void) GetNextToken(p,&p,MagickPathExtent,token); if (*token == ',') (void) GetNextToken(p,&p,MagickPathExtent,token); affine.ry=StringToDouble(token,&next_token); (void) GetNextToken(p,&p,MagickPathExtent,token); if (*token == ',') (void) GetNextToken(p,&p,MagickPathExtent,token); affine.sy=StringToDouble(token,&next_token); (void) GetNextToken(p,&p,MagickPathExtent,token); if (*token == ',') (void) GetNextToken(p,&p,MagickPathExtent,token); affine.tx=StringToDouble(token,&next_token); (void) GetNextToken(p,&p,MagickPathExtent,token); if (*token == ',') (void) GetNextToken(p,&p,MagickPathExtent,token); affine.ty=StringToDouble(token,&next_token); break; } break; } case 'R': case 'r': { if (LocaleCompare(keyword,"rotate") == 0) { double angle, x, y; p=value; (void) GetNextToken(p,&p,MagickPathExtent,token); angle=StringToDouble(value,(char **) NULL); 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))); (void) GetNextToken(p,&p,MagickPathExtent,token); if (*token == ',') (void) GetNextToken(p,&p,MagickPathExtent,token); x=StringToDouble(token,&next_token); (void) GetNextToken(p,&p,MagickPathExtent,token); if (*token == ',') (void) GetNextToken(p,&p,MagickPathExtent,token); y=StringToDouble(token,&next_token); y=StringToDouble(token,&next_token); affine.tx=(-1.0*(svg_info->bounds.x+x* cos(DegreesToRadians(fmod(angle,360.0)))-y* sin(DegreesToRadians(fmod(angle,360.0)))))+x; affine.ty=(-1.0*(svg_info->bounds.y+x* sin(DegreesToRadians(fmod(angle,360.0)))+y* cos(DegreesToRadians(fmod(angle,360.0)))))+y; break; } break; } case 'S': case 's': { if (LocaleCompare(keyword,"scale") == 0) { for (p=value; *p != '\0'; p++) if ((isspace((int) ((unsigned char) *p)) != 0) || (*p == ',')) break; affine.sx=GetUserSpaceCoordinateValue(svg_info,1,value); affine.sy=affine.sx; if (*p != '\0') affine.sy=GetUserSpaceCoordinateValue(svg_info,-1, p+1); svg_info->scale[svg_info->n]=ExpandAffine(&affine); break; } if (LocaleCompare(keyword,"skewX") == 0) { affine.sx=svg_info->affine.sx; affine.ry=tan(DegreesToRadians(fmod( GetUserSpaceCoordinateValue(svg_info,1,value), 360.0))); affine.sy=svg_info->affine.sy; break; } if (LocaleCompare(keyword,"skewY") == 0) { affine.sx=svg_info->affine.sx; affine.rx=tan(DegreesToRadians(fmod( GetUserSpaceCoordinateValue(svg_info,-1,value), 360.0))); affine.sy=svg_info->affine.sy; break; } break; } case 'T': case 't': { if (LocaleCompare(keyword,"translate") == 0) { for (p=value; *p != '\0'; p++) if ((isspace((int) ((unsigned char) *p)) != 0) || (*p == ',')) break; affine.tx=GetUserSpaceCoordinateValue(svg_info,1,value); affine.ty=0; if (*p != '\0') affine.ty=GetUserSpaceCoordinateValue(svg_info,-1, p+1); break; } break; } default: break; } transform.sx=affine.sx*current.sx+affine.ry*current.rx; transform.rx=affine.rx*current.sx+affine.sy*current.rx; transform.ry=affine.sx*current.ry+affine.ry*current.sy; transform.sy=affine.rx*current.ry+affine.sy*current.sy; transform.tx=affine.tx*current.sx+affine.ty*current.ry+ current.tx; transform.ty=affine.tx*current.rx+affine.ty*current.sy+ current.ty; } (void) FormatLocaleFile(svg_info->file, "affine %g %g %g %g %g %g\n",transform.sx,transform.rx, transform.ry,transform.sy,transform.tx,transform.ty); for (j=0; tokens[j] != (char *) NULL; j++) tokens[j]=DestroyString(tokens[j]); tokens=(char **) RelinquishMagickMemory(tokens); break; } break; } case 'V': case 'v': { if (LocaleCompare(keyword,"verts") == 0) { (void) CloneString(&svg_info->vertices,value); break; } if (LocaleCompare(keyword,"viewBox") == 0) { p=value; (void) GetNextToken(p,&p,MagickPathExtent,token); svg_info->view_box.x=StringToDouble(token,&next_token); (void) GetNextToken(p,&p,MagickPathExtent,token); if (*token == ',') (void) GetNextToken(p,&p,MagickPathExtent,token); svg_info->view_box.y=StringToDouble(token,&next_token); (void) GetNextToken(p,&p,MagickPathExtent,token); if (*token == ',') (void) GetNextToken(p,&p,MagickPathExtent,token); svg_info->view_box.width=StringToDouble(token, (char **) NULL); if (svg_info->bounds.width < MagickEpsilon) svg_info->bounds.width=svg_info->view_box.width; (void) GetNextToken(p,&p,MagickPathExtent,token); if (*token == ',') (void) GetNextToken(p,&p,MagickPathExtent,token); svg_info->view_box.height=StringToDouble(token, (char **) NULL); if (svg_info->bounds.height == 0) svg_info->bounds.height=svg_info->view_box.height; break; } break; } case 'W': case 'w': { if (LocaleCompare(keyword,"width") == 0) { svg_info->bounds.width= GetUserSpaceCoordinateValue(svg_info,1,value); break; } break; } case 'X': case 'x': { if (LocaleCompare(keyword,"x") == 0) { svg_info->bounds.x=GetUserSpaceCoordinateValue(svg_info,1,value); break; } if (LocaleCompare(keyword,"xlink:href") == 0) { (void) CloneString(&svg_info->url,value); break; } if (LocaleCompare(keyword,"x1") == 0) { svg_info->segment.x1= GetUserSpaceCoordinateValue(svg_info,1,value); break; } if (LocaleCompare(keyword,"x2") == 0) { svg_info->segment.x2= GetUserSpaceCoordinateValue(svg_info,1,value); break; } break; } case 'Y': case 'y': { if (LocaleCompare(keyword,"y") == 0) { svg_info->bounds.y=GetUserSpaceCoordinateValue(svg_info,-1,value); break; } if (LocaleCompare(keyword,"y1") == 0) { svg_info->segment.y1= GetUserSpaceCoordinateValue(svg_info,-1,value); break; } if (LocaleCompare(keyword,"y2") == 0) { svg_info->segment.y2= GetUserSpaceCoordinateValue(svg_info,-1,value); break; } break; } default: break; } } if (LocaleCompare((const char *) name,"svg") == 0) { if (svg_info->document->encoding != (const xmlChar *) NULL) (void) FormatLocaleFile(svg_info->file,"encoding \"%s\"\n", (const char *) svg_info->document->encoding); if (attributes != (const xmlChar **) NULL) { double sx, sy, tx, ty; if ((svg_info->view_box.width < MagickEpsilon) || (svg_info->view_box.height < MagickEpsilon)) svg_info->view_box=svg_info->bounds; svg_info->width=0; if (svg_info->bounds.width >= MagickEpsilon) svg_info->width=(size_t) floor(svg_info->bounds.width+0.5); svg_info->height=0; if (svg_info->bounds.height >= MagickEpsilon) svg_info->height=(size_t) floor(svg_info->bounds.height+0.5); (void) FormatLocaleFile(svg_info->file,"viewbox 0 0 %.20g %.20g\n", (double) svg_info->width,(double) svg_info->height); sx=PerceptibleReciprocal(svg_info->view_box.width)*svg_info->width; sy=PerceptibleReciprocal(svg_info->view_box.height)*svg_info->height; tx=svg_info->view_box.x != 0.0 ? (double) -sx*svg_info->view_box.x : 0.0; ty=svg_info->view_box.y != 0.0 ? (double) -sy*svg_info->view_box.y : 0.0; (void) FormatLocaleFile(svg_info->file,"affine %g 0 0 %g %g %g\n", sx,sy,tx,ty); if ((svg_info->svgDepth == 1) && (*background != '\0')) { PushGraphicContext(id); (void) FormatLocaleFile(svg_info->file,"fill %s\n",background); (void) FormatLocaleFile(svg_info->file, "rectangle 0,0 %g,%g\n",svg_info->view_box.width, svg_info->view_box.height); (void) FormatLocaleFile(svg_info->file,"pop graphic-context\n"); } } } (void) LogMagickEvent(CoderEvent,GetMagickModule()," )"); if (units != (char *) NULL) units=DestroyString(units); if (color != (char *) NULL) color=DestroyString(color); } static void SVGEndElement(void *context,const xmlChar *name) { SVGInfo *svg_info; /* Called when the end of an element has been detected. */ (void) LogMagickEvent(CoderEvent,GetMagickModule(), " SAX.endElement(%s)",name); svg_info=(SVGInfo *) context; if (strchr((char *) name,':') != (char *) NULL) { /* Skip over namespace. */ for ( ; *name != ':'; name++) ; name++; } switch (*name) { case 'C': case 'c': { if (LocaleCompare((const char *) name,"circle") == 0) { (void) FormatLocaleFile(svg_info->file,"circle %g,%g %g,%g\n", svg_info->element.cx,svg_info->element.cy,svg_info->element.cx, svg_info->element.cy+svg_info->element.minor); (void) FormatLocaleFile(svg_info->file,"pop graphic-context\n"); break; } if (LocaleCompare((const char *) name,"clipPath") == 0) { (void) FormatLocaleFile(svg_info->file,"pop clip-path\n"); break; } break; } case 'D': case 'd': { if (LocaleCompare((const char *) name,"defs") == 0) { (void) FormatLocaleFile(svg_info->file,"pop defs\n"); break; } if (LocaleCompare((const char *) name,"desc") == 0) { char *p; if (*svg_info->text == '\0') break; (void) fputc('#',svg_info->file); for (p=svg_info->text; *p != '\0'; p++) { (void) fputc(*p,svg_info->file); if (*p == '\n') (void) fputc('#',svg_info->file); } (void) fputc('\n',svg_info->file); *svg_info->text='\0'; break; } break; } case 'E': case 'e': { if (LocaleCompare((const char *) name,"ellipse") == 0) { double angle; angle=svg_info->element.angle; (void) FormatLocaleFile(svg_info->file,"ellipse %g,%g %g,%g 0,360\n", svg_info->element.cx,svg_info->element.cy, angle == 0.0 ? svg_info->element.major : svg_info->element.minor, angle == 0.0 ? svg_info->element.minor : svg_info->element.major); (void) FormatLocaleFile(svg_info->file,"pop graphic-context\n"); break; } break; } case 'F': case 'f': { if (LocaleCompare((const char *) name,"foreignObject") == 0) { (void) FormatLocaleFile(svg_info->file,"pop graphic-context\n"); break; } break; } case 'G': case 'g': { if (LocaleCompare((const char *) name,"g") == 0) { (void) FormatLocaleFile(svg_info->file,"pop graphic-context\n"); break; } break; } case 'I': case 'i': { if (LocaleCompare((const char *) name,"image") == 0) { (void) FormatLocaleFile(svg_info->file, "image Over %g,%g %g,%g \"%s\"\n",svg_info->bounds.x, svg_info->bounds.y,svg_info->bounds.width,svg_info->bounds.height, svg_info->url); (void) FormatLocaleFile(svg_info->file,"pop graphic-context\n"); break; } break; } case 'L': case 'l': { if (LocaleCompare((const char *) name,"line") == 0) { (void) FormatLocaleFile(svg_info->file,"line %g,%g %g,%g\n", svg_info->segment.x1,svg_info->segment.y1,svg_info->segment.x2, svg_info->segment.y2); (void) FormatLocaleFile(svg_info->file,"pop graphic-context\n"); break; } if (LocaleCompare((const char *) name,"linearGradient") == 0) { (void) FormatLocaleFile(svg_info->file,"pop gradient\n"); break; } break; } case 'M': case 'm': { if (LocaleCompare((const char *) name,"mask") == 0) { (void) FormatLocaleFile(svg_info->file,"pop mask\n"); break; } break; } case 'P': case 'p': { if (LocaleCompare((const char *) name,"pattern") == 0) { (void) FormatLocaleFile(svg_info->file,"pop pattern\n"); break; } if (LocaleCompare((const char *) name,"path") == 0) { (void) FormatLocaleFile(svg_info->file,"path \"%s\"\n", svg_info->vertices); (void) FormatLocaleFile(svg_info->file,"pop graphic-context\n"); break; } if (LocaleCompare((const char *) name,"polygon") == 0) { (void) FormatLocaleFile(svg_info->file,"polygon %s\n", svg_info->vertices); (void) FormatLocaleFile(svg_info->file,"pop graphic-context\n"); break; } if (LocaleCompare((const char *) name,"polyline") == 0) { (void) FormatLocaleFile(svg_info->file,"polyline %s\n", svg_info->vertices); (void) FormatLocaleFile(svg_info->file,"pop graphic-context\n"); break; } break; } case 'R': case 'r': { if (LocaleCompare((const char *) name,"radialGradient") == 0) { (void) FormatLocaleFile(svg_info->file,"pop gradient\n"); break; } if (LocaleCompare((const char *) name,"rect") == 0) { if ((svg_info->radius.x == 0.0) && (svg_info->radius.y == 0.0)) { if ((fabs(svg_info->bounds.width-1.0) < MagickEpsilon) && (fabs(svg_info->bounds.height-1.0) < MagickEpsilon)) (void) FormatLocaleFile(svg_info->file,"point %g,%g\n", svg_info->bounds.x,svg_info->bounds.y); else (void) FormatLocaleFile(svg_info->file, "rectangle %g,%g %g,%g\n",svg_info->bounds.x, svg_info->bounds.y,svg_info->bounds.x+svg_info->bounds.width, svg_info->bounds.y+svg_info->bounds.height); (void) FormatLocaleFile(svg_info->file,"pop graphic-context\n"); break; } if (svg_info->radius.x == 0.0) svg_info->radius.x=svg_info->radius.y; if (svg_info->radius.y == 0.0) svg_info->radius.y=svg_info->radius.x; (void) FormatLocaleFile(svg_info->file, "roundRectangle %g,%g %g,%g %g,%g\n", svg_info->bounds.x,svg_info->bounds.y,svg_info->bounds.x+ svg_info->bounds.width,svg_info->bounds.y+svg_info->bounds.height, svg_info->radius.x,svg_info->radius.y); svg_info->radius.x=0.0; svg_info->radius.y=0.0; (void) FormatLocaleFile(svg_info->file,"pop graphic-context\n"); break; } break; } case 'S': case 's': { if (LocaleCompare((const char *) name,"stop") == 0) { (void) FormatLocaleFile(svg_info->file,"stop-color \"%s\" %s\n", svg_info->stop_color,svg_info->offset == (char *) NULL ? "100%" : svg_info->offset); break; } if (LocaleCompare((char *) name,"style") == 0) { char *keyword, **tokens, *value; ssize_t j; size_t number_tokens; /* Find style definitions in svg_info->text. */ tokens=SVGKeyValuePairs(context,'{','}',svg_info->text, &number_tokens); if (tokens == (char **) NULL) break; for (j=0; j < (ssize_t) (number_tokens-1); j+=2) { keyword=(char *) tokens[j]; value=(char *) tokens[j+1]; (void) FormatLocaleFile(svg_info->file,"push class \"%s\"\n", *keyword == '.' ? keyword+1 : keyword); SVGProcessStyleElement(context,name,value); (void) FormatLocaleFile(svg_info->file,"pop class\n"); } for (j=0; tokens[j] != (char *) NULL; j++) tokens[j]=DestroyString(tokens[j]); tokens=(char **) RelinquishMagickMemory(tokens); break; } if (LocaleCompare((const char *) name,"svg") == 0) { (void) FormatLocaleFile(svg_info->file,"pop graphic-context\n"); svg_info->svgDepth--; break; } if (LocaleCompare((const char *) name,"symbol") == 0) { (void) FormatLocaleFile(svg_info->file,"pop symbol\n"); break; } break; } case 'T': case 't': { if (LocaleCompare((const char *) name,"text") == 0) { if (*svg_info->text != '\0') { char *text; SVGStripString(MagickTrue,svg_info->text); text=EscapeString(svg_info->text,'\"'); (void) FormatLocaleFile(svg_info->file,"text %g,%g \"%s\"\n", svg_info->text_offset.x,svg_info->text_offset.y,text); text=DestroyString(text); *svg_info->text='\0'; } (void) FormatLocaleFile(svg_info->file,"pop graphic-context\n"); break; } if (LocaleCompare((const char *) name,"tspan") == 0) { if (*svg_info->text != '\0') { char *text; text=EscapeString(svg_info->text,'\"'); (void) FormatLocaleFile(svg_info->file,"text %g,%g \"%s\"\n", svg_info->bounds.x,svg_info->bounds.y,text); text=DestroyString(text); *svg_info->text='\0'; } (void) FormatLocaleFile(svg_info->file,"pop graphic-context\n"); break; } if (LocaleCompare((const char *) name,"title") == 0) { if (*svg_info->text == '\0') break; (void) CloneString(&svg_info->title,svg_info->text); *svg_info->text='\0'; break; } break; } case 'U': case 'u': { if (LocaleCompare((char *) name,"use") == 0) { if ((svg_info->bounds.x != 0.0) || (svg_info->bounds.y != 0.0)) (void) FormatLocaleFile(svg_info->file,"translate %g,%g\n", svg_info->bounds.x,svg_info->bounds.y); (void) FormatLocaleFile(svg_info->file,"use \"url(%s)\"\n", svg_info->url); (void) FormatLocaleFile(svg_info->file,"pop graphic-context\n"); break; } break; } default: break; } *svg_info->text='\0'; (void) memset(&svg_info->element,0,sizeof(svg_info->element)); (void) memset(&svg_info->segment,0,sizeof(svg_info->segment)); svg_info->n--; } static void SVGCharacters(void *context,const xmlChar *c,int length) { char *text; char *p; ssize_t i; SVGInfo *svg_info; /* Receiving some characters from the parser. */ (void) LogMagickEvent(CoderEvent,GetMagickModule(), " SAX.characters(%s,%.20g)",c,(double) length); svg_info=(SVGInfo *) context; text=(char *) AcquireQuantumMemory(length+1,sizeof(*text)); if (text == (char *) NULL) return; p=text; for (i=0; i < (ssize_t) length; i++) *p++=c[i]; *p='\0'; SVGStripString(MagickFalse,text); if (svg_info->text == (char *) NULL) svg_info->text=text; else { (void) ConcatenateString(&svg_info->text,text); text=DestroyString(text); } } static void SVGReference(void *context,const xmlChar *name) { SVGInfo *svg_info; xmlParserCtxtPtr parser; /* Called when an entity reference is detected. */ (void) LogMagickEvent(CoderEvent,GetMagickModule()," SAX.reference(%s)", name); svg_info=(SVGInfo *) context; parser=svg_info->parser; if (parser == (xmlParserCtxtPtr) NULL) return; if (parser->node == (xmlNodePtr) NULL) return; if (*name == '#') (void) xmlAddChild(parser->node,xmlNewCharRef(svg_info->document,name)); else (void) xmlAddChild(parser->node,xmlNewReference(svg_info->document,name)); } static void SVGIgnorableWhitespace(void *context,const xmlChar *c,int length) { SVGInfo *svg_info; /* Receiving some ignorable whitespaces from the parser. */ (void) LogMagickEvent(CoderEvent,GetMagickModule(), " SAX.ignorableWhitespace(%.30s, %d)",c,length); svg_info=(SVGInfo *) context; (void) svg_info; } static void SVGProcessingInstructions(void *context,const xmlChar *target, const xmlChar *data) { SVGInfo *svg_info; /* A processing instruction has been parsed. */ (void) LogMagickEvent(CoderEvent,GetMagickModule(), " SAX.processingInstruction(%s, %s)",target,data); svg_info=(SVGInfo *) context; (void) svg_info; } static void SVGComment(void *context,const xmlChar *value) { SVGInfo *svg_info; /* A comment has been parsed. */ (void) LogMagickEvent(CoderEvent,GetMagickModule()," SAX.comment(%s)", value); svg_info=(SVGInfo *) context; if (svg_info->comment != (char *) NULL) (void) ConcatenateString(&svg_info->comment,"\n"); (void) ConcatenateString(&svg_info->comment,(const char *) value); } static void SVGWarning(void *,const char *,...) magick_attribute((__format__ (__printf__,2,3))); static void SVGWarning(void *context,const char *format,...) { char *message, reason[MagickPathExtent]; SVGInfo *svg_info; va_list operands; /** Display and format a warning messages, gives file, line, position and extra parameters. */ va_start(operands,format); svg_info=(SVGInfo *) context; (void) LogMagickEvent(CoderEvent,GetMagickModule()," SAX.warning: "); (void) LogMagickEvent(CoderEvent,GetMagickModule(),format,operands); #if !defined(MAGICKCORE_HAVE_VSNPRINTF) (void) vsprintf(reason,format,operands); #else (void) vsnprintf(reason,MagickPathExtent,format,operands); #endif message=GetExceptionMessage(errno); (void) ThrowMagickException(svg_info->exception,GetMagickModule(), DelegateWarning,reason,"`%s`",message); message=DestroyString(message); va_end(operands); svg_info->parser->instate=XML_PARSER_EOF; } static void SVGError(void *,const char *,...) magick_attribute((__format__ (__printf__,2,3))); static void SVGError(void *context,const char *format,...) { char *message, reason[MagickPathExtent]; SVGInfo *svg_info; va_list operands; /* Display and format a error formats, gives file, line, position and extra parameters. */ va_start(operands,format); svg_info=(SVGInfo *) context; (void) LogMagickEvent(CoderEvent,GetMagickModule()," SAX.error: "); (void) LogMagickEvent(CoderEvent,GetMagickModule(),format,operands); #if !defined(MAGICKCORE_HAVE_VSNPRINTF) (void) vsprintf(reason,format,operands); #else (void) vsnprintf(reason,MagickPathExtent,format,operands); #endif message=GetExceptionMessage(errno); (void) ThrowMagickException(svg_info->exception,GetMagickModule(),CoderError, reason,"`%s`",message); message=DestroyString(message); va_end(operands); } static void SVGCDataBlock(void *context,const xmlChar *value,int length) { SVGInfo *svg_info; xmlNodePtr child; xmlParserCtxtPtr parser; /* Called when a pcdata block has been parsed. */ (void) LogMagickEvent(CoderEvent,GetMagickModule()," SAX.pcdata(%s, %d)", value,length); svg_info=(SVGInfo *) context; parser=svg_info->parser; child=xmlGetLastChild(parser->node); if ((child != (xmlNodePtr) NULL) && (child->type == XML_CDATA_SECTION_NODE)) { xmlTextConcat(child,value,length); return; } child=xmlNewCDataBlock(parser->myDoc,value,length); if (xmlAddChild(parser->node,child) == (xmlNodePtr) NULL) xmlFreeNode(child); } static void SVGExternalSubset(void *context,const xmlChar *name, const xmlChar *external_id,const xmlChar *system_id) { SVGInfo *svg_info; xmlParserCtxt parser_context; xmlParserCtxtPtr parser; xmlParserInputPtr input; /* Does this document has an external subset? */ (void) LogMagickEvent(CoderEvent,GetMagickModule(), " SAX.externalSubset(%s, %s, %s)",name, (external_id != (const xmlChar *) NULL ? (const char *) external_id : "none"), (system_id != (const xmlChar *) NULL ? (const char *) system_id : "none")); svg_info=(SVGInfo *) context; parser=svg_info->parser; if (((external_id == NULL) && (system_id == NULL)) || ((parser->validate == 0) || (parser->wellFormed == 0) || (svg_info->document == 0))) return; input=SVGResolveEntity(context,external_id,system_id); if (input == NULL) return; (void) xmlNewDtd(svg_info->document,name,external_id,system_id); parser_context=(*parser); parser->inputTab=(xmlParserInputPtr *) xmlMalloc(5*sizeof(*parser->inputTab)); if (parser->inputTab == (xmlParserInputPtr *) NULL) { parser->errNo=XML_ERR_NO_MEMORY; parser->input=parser_context.input; parser->inputNr=parser_context.inputNr; parser->inputMax=parser_context.inputMax; parser->inputTab=parser_context.inputTab; return; } parser->inputNr=0; parser->inputMax=5; parser->input=NULL; xmlPushInput(parser,input); (void) xmlSwitchEncoding(parser,xmlDetectCharEncoding(parser->input->cur,4)); if (input->filename == (char *) NULL) input->filename=(char *) xmlStrdup(system_id); input->line=1; input->col=1; input->base=parser->input->cur; input->cur=parser->input->cur; input->free=NULL; xmlParseExternalSubset(parser,external_id,system_id); while (parser->inputNr > 1) (void) xmlPopInput(parser); xmlFreeInputStream(parser->input); xmlFree(parser->inputTab); parser->input=parser_context.input; parser->inputNr=parser_context.inputNr; parser->inputMax=parser_context.inputMax; parser->inputTab=parser_context.inputTab; } #if defined(__cplusplus) || defined(c_plusplus) } #endif static Image *ReadSVGImage(const ImageInfo *image_info,ExceptionInfo *exception) { char filename[MagickPathExtent]; const char *option; FILE *file; Image *image, *next; int status, unique_file; ssize_t n; SVGInfo *svg_info; unsigned char message[MagickPathExtent]; xmlSAXHandler sax_modules; xmlSAXHandlerPtr sax_handler; /* Open image file. */ assert(image_info != (const ImageInfo *) NULL); assert(image_info->signature == MagickCoreSignature); assert(exception != (ExceptionInfo *) NULL); if (image_info->debug != MagickFalse) (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s", image_info->filename); assert(exception->signature == MagickCoreSignature); image=AcquireImage(image_info,exception); status=OpenBlob(image_info,image,ReadBinaryBlobMode,exception); if (status == MagickFalse) { image=DestroyImageList(image); return((Image *) NULL); } if ((fabs(image->resolution.x) < MagickEpsilon) || (fabs(image->resolution.y) < MagickEpsilon)) { GeometryInfo geometry_info; int flags; flags=ParseGeometry(SVGDensityGeometry,&geometry_info); image->resolution.x=geometry_info.rho; image->resolution.y=geometry_info.sigma; if ((flags & SigmaValue) == 0) image->resolution.y=image->resolution.x; } if (LocaleCompare(image_info->magick,"MSVG") != 0) { Image *svg_image; #if defined(MAGICKCORE_RSVG_DELEGATE) if (LocaleCompare(image_info->magick,"RSVG") == 0) { svg_image=RenderRSVGImage(image_info,image,exception); return(svg_image); } #endif svg_image=RenderSVGImage(image_info,image,exception); if (svg_image != (Image *) NULL) { image=DestroyImageList(image); return(svg_image); } #if defined(MAGICKCORE_RSVG_DELEGATE) svg_image=RenderRSVGImage(image_info,image,exception); return(svg_image); #endif } /* Open draw file. */ file=(FILE *) NULL; unique_file=AcquireUniqueFileResource(filename); if (unique_file != -1) file=fdopen(unique_file,"w"); if ((unique_file == -1) || (file == (FILE *) NULL)) { (void) CopyMagickString(image->filename,filename,MagickPathExtent); ThrowFileException(exception,FileOpenError,"UnableToCreateTemporaryFile", image->filename); image=DestroyImageList(image); return((Image *) NULL); } /* Parse SVG file. */ svg_info=AcquireSVGInfo(); if (svg_info == (SVGInfo *) NULL) { (void) fclose(file); ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed"); } svg_info->file=file; svg_info->exception=exception; svg_info->image=image; svg_info->image_info=image_info; svg_info->bounds.width=image->columns; svg_info->bounds.height=image->rows; svg_info->svgDepth=0; if (image_info->size != (char *) NULL) (void) CloneString(&svg_info->size,image_info->size); if (image->debug != MagickFalse) (void) LogMagickEvent(CoderEvent,GetMagickModule(),"begin SAX"); xmlInitParser(); (void) xmlSubstituteEntitiesDefault(1); (void) memset(&sax_modules,0,sizeof(sax_modules)); sax_modules.internalSubset=SVGInternalSubset; sax_modules.isStandalone=SVGIsStandalone; sax_modules.hasInternalSubset=SVGHasInternalSubset; sax_modules.hasExternalSubset=SVGHasExternalSubset; sax_modules.resolveEntity=SVGResolveEntity; sax_modules.getEntity=SVGGetEntity; sax_modules.entityDecl=SVGEntityDeclaration; sax_modules.notationDecl=SVGNotationDeclaration; sax_modules.attributeDecl=SVGAttributeDeclaration; sax_modules.elementDecl=SVGElementDeclaration; sax_modules.unparsedEntityDecl=SVGUnparsedEntityDeclaration; sax_modules.setDocumentLocator=SVGSetDocumentLocator; sax_modules.startDocument=SVGStartDocument; sax_modules.endDocument=SVGEndDocument; sax_modules.startElement=SVGStartElement; sax_modules.endElement=SVGEndElement; sax_modules.reference=SVGReference; sax_modules.characters=SVGCharacters; sax_modules.ignorableWhitespace=SVGIgnorableWhitespace; sax_modules.processingInstruction=SVGProcessingInstructions; sax_modules.comment=SVGComment; sax_modules.warning=SVGWarning; sax_modules.error=SVGError; sax_modules.fatalError=SVGError; sax_modules.getParameterEntity=SVGGetParameterEntity; sax_modules.cdataBlock=SVGCDataBlock; sax_modules.externalSubset=SVGExternalSubset; sax_handler=(&sax_modules); n=ReadBlob(image,MagickPathExtent-1,message); message[n]='\0'; if (n > 0) { svg_info->parser=xmlCreatePushParserCtxt(sax_handler,svg_info,(char *) message,n,image->filename); if (svg_info->parser != (xmlParserCtxtPtr) NULL) { option=GetImageOption(image_info,"svg:xml-parse-huge"); if ((option != (char *) NULL) && (IsStringTrue(option) != MagickFalse)) (void) xmlCtxtUseOptions(svg_info->parser,XML_PARSE_HUGE); while ((n=ReadBlob(image,MagickPathExtent-1,message)) != 0) { message[n]='\0'; status=xmlParseChunk(svg_info->parser,(char *) message,(int) n,0); if (status != 0) break; } } } if (svg_info->parser == (xmlParserCtxtPtr) NULL) { svg_info=DestroySVGInfo(svg_info); (void) RelinquishUniqueFileResource(filename); image=DestroyImage(image); return((Image *) NULL); } (void) xmlParseChunk(svg_info->parser,(char *) message,0,1); SVGEndDocument(svg_info); if (svg_info->parser->myDoc != (xmlDocPtr) NULL) xmlFreeDoc(svg_info->parser->myDoc); xmlFreeParserCtxt(svg_info->parser); if (image->debug != MagickFalse) (void) LogMagickEvent(CoderEvent,GetMagickModule(),"end SAX"); (void) fclose(file); (void) CloseBlob(image); image->columns=svg_info->width; image->rows=svg_info->height; if (exception->severity >= ErrorException) { svg_info=DestroySVGInfo(svg_info); (void) RelinquishUniqueFileResource(filename); image=DestroyImage(image); return((Image *) NULL); } if (image_info->ping == MagickFalse) { ImageInfo *read_info; /* Draw image. */ image=DestroyImage(image); image=(Image *) NULL; read_info=CloneImageInfo(image_info); SetImageInfoBlob(read_info,(void *) NULL,0); (void) FormatLocaleString(read_info->filename,MagickPathExtent,"mvg:%s", filename); image=ReadImage(read_info,exception); read_info=DestroyImageInfo(read_info); if (image != (Image *) NULL) (void) CopyMagickString(image->filename,image_info->filename, MagickPathExtent); } /* Relinquish resources. */ if (image != (Image *) NULL) { if (svg_info->title != (char *) NULL) (void) SetImageProperty(image,"svg:title",svg_info->title,exception); if (svg_info->comment != (char *) NULL) (void) SetImageProperty(image,"svg:comment",svg_info->comment, exception); } for (next=GetFirstImageInList(image); next != (Image *) NULL; ) { (void) CopyMagickString(next->filename,image->filename,MagickPathExtent); (void) CopyMagickString(next->magick,"SVG",MagickPathExtent); next=GetNextImageInList(next); } svg_info=DestroySVGInfo(svg_info); (void) RelinquishUniqueFileResource(filename); return(GetFirstImageInList(image)); } #else static Image *ReadSVGImage(const ImageInfo *image_info,ExceptionInfo *exception) { Image *image, *svg_image; MagickBooleanType status; assert(image_info != (const ImageInfo *) NULL); assert(image_info->signature == MagickCoreSignature); assert(exception != (ExceptionInfo *) NULL); if (image_info->debug != MagickFalse) (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s", image_info->filename); assert(exception->signature == MagickCoreSignature); image=AcquireImage(image_info,exception); status=OpenBlob(image_info,image,ReadBinaryBlobMode,exception); if (status == MagickFalse) { image=DestroyImageList(image); return((Image *) NULL); } if ((fabs(image->resolution.x) < MagickEpsilon) || (fabs(image->resolution.y) < MagickEpsilon)) { GeometryInfo geometry_info; MagickStatusType flags; flags=ParseGeometry(SVGDensityGeometry,&geometry_info); image->resolution.x=geometry_info.rho; image->resolution.y=geometry_info.sigma; if ((flags & SigmaValue) == 0) image->resolution.y=image->resolution.x; } svg_image=RenderSVGImage(image_info,image,exception); image=DestroyImage(image); return(svg_image); } #endif /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % % % % % % R e g i s t e r S V G I m a g e % % % % % % % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % RegisterSVGImage() adds attributes for the SVG image format to % the list of supported formats. The attributes include the image format % tag, a method to read and/or write the format, whether the format % supports the saving of more than one frame to the same file or blob, % whether the format supports native in-memory I/O, and a brief % description of the format. % % The format of the RegisterSVGImage method is: % % size_t RegisterSVGImage(void) % */ ModuleExport size_t RegisterSVGImage(void) { char version[MagickPathExtent]; MagickInfo *entry; *version='\0'; #if defined(LIBXML_DOTTED_VERSION) (void) CopyMagickString(version,"XML " LIBXML_DOTTED_VERSION, MagickPathExtent); #endif #if defined(MAGICKCORE_RSVG_DELEGATE) #if !GLIB_CHECK_VERSION(2,35,0) g_type_init(); #endif (void) FormatLocaleString(version,MagickPathExtent,"RSVG %d.%d.%d", LIBRSVG_MAJOR_VERSION,LIBRSVG_MINOR_VERSION,LIBRSVG_MICRO_VERSION); #endif entry=AcquireMagickInfo("SVG","SVG","Scalable Vector Graphics"); entry->decoder=(DecodeImageHandler *) ReadSVGImage; entry->encoder=(EncodeImageHandler *) WriteSVGImage; #if defined(MAGICKCORE_RSVG_DELEGATE) entry->flags^=CoderDecoderThreadSupportFlag; #endif entry->mime_type=ConstantString("image/svg+xml"); if (*version != '\0') entry->version=ConstantString(version); entry->magick=(IsImageFormatHandler *) IsSVG; (void) RegisterMagickInfo(entry); entry=AcquireMagickInfo("SVG","SVGZ","Compressed Scalable Vector Graphics"); #if defined(MAGICKCORE_XML_DELEGATE) entry->decoder=(DecodeImageHandler *) ReadSVGImage; #endif entry->encoder=(EncodeImageHandler *) WriteSVGImage; #if defined(MAGICKCORE_RSVG_DELEGATE) entry->flags^=CoderDecoderThreadSupportFlag; #endif entry->mime_type=ConstantString("image/svg+xml"); if (*version != '\0') entry->version=ConstantString(version); entry->magick=(IsImageFormatHandler *) IsSVG; (void) RegisterMagickInfo(entry); #if defined(MAGICKCORE_RSVG_DELEGATE) entry=AcquireMagickInfo("SVG","RSVG","Librsvg SVG renderer"); entry->decoder=(DecodeImageHandler *) ReadSVGImage; entry->encoder=(EncodeImageHandler *) WriteSVGImage; entry->flags^=CoderDecoderThreadSupportFlag; entry->mime_type=ConstantString("image/svg+xml"); if (*version != '\0') entry->version=ConstantString(version); entry->magick=(IsImageFormatHandler *) IsSVG; (void) RegisterMagickInfo(entry); #endif entry=AcquireMagickInfo("SVG","MSVG", "ImageMagick's own SVG internal renderer"); #if defined(MAGICKCORE_XML_DELEGATE) entry->decoder=(DecodeImageHandler *) ReadSVGImage; #endif entry->encoder=(EncodeImageHandler *) WriteSVGImage; #if defined(MAGICKCORE_RSVG_DELEGATE) entry->flags^=CoderDecoderThreadSupportFlag; #endif entry->magick=(IsImageFormatHandler *) IsSVG; (void) RegisterMagickInfo(entry); return(MagickImageCoderSignature); } /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % % % % % % U n r e g i s t e r S V G I m a g e % % % % % % % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % UnregisterSVGImage() removes format registrations made by the % SVG module from the list of supported formats. % % The format of the UnregisterSVGImage method is: % % UnregisterSVGImage(void) % */ ModuleExport void UnregisterSVGImage(void) { (void) UnregisterMagickInfo("SVGZ"); (void) UnregisterMagickInfo("SVG"); #if defined(MAGICKCORE_RSVG_DELEGATE) (void) UnregisterMagickInfo("RSVG"); #endif (void) UnregisterMagickInfo("MSVG"); } /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % % % % % % W r i t e S V G I m a g e % % % % % % % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % WriteSVGImage() writes a image in the SVG - XML based W3C standard % format. % % The format of the WriteSVGImage method is: % % MagickBooleanType WriteSVGImage(const ImageInfo *image_info, % Image *image,ExceptionInfo *exception) % % A description of each parameter follows. % % o image_info: the image info. % % o image: The image. % % o exception: return any errors or warnings in this structure. % */ static void AffineToTransform(Image *image,AffineMatrix *affine) { char transform[MagickPathExtent]; if ((fabs(affine->tx) < MagickEpsilon) && (fabs(affine->ty) < MagickEpsilon)) { if ((fabs(affine->rx) < MagickEpsilon) && (fabs(affine->ry) < MagickEpsilon)) { if ((fabs(affine->sx-1.0) < MagickEpsilon) && (fabs(affine->sy-1.0) < MagickEpsilon)) { (void) WriteBlobString(image,"\">\n"); return; } (void) FormatLocaleString(transform,MagickPathExtent, "\" transform=\"scale(%g,%g)\">\n",affine->sx,affine->sy); (void) WriteBlobString(image,transform); return; } else { if ((fabs(affine->sx-affine->sy) < MagickEpsilon) && (fabs(affine->rx+affine->ry) < MagickEpsilon) && (fabs(affine->sx*affine->sx+affine->rx*affine->rx-1.0) < 2*MagickEpsilon)) { double theta; theta=(180.0/MagickPI)*atan2(affine->rx,affine->sx); (void) FormatLocaleString(transform,MagickPathExtent, "\" transform=\"rotate(%g)\">\n",theta); (void) WriteBlobString(image,transform); return; } } } else { if ((fabs(affine->sx-1.0) < MagickEpsilon) && (fabs(affine->rx) < MagickEpsilon) && (fabs(affine->ry) < MagickEpsilon) && (fabs(affine->sy-1.0) < MagickEpsilon)) { (void) FormatLocaleString(transform,MagickPathExtent, "\" transform=\"translate(%g,%g)\">\n",affine->tx,affine->ty); (void) WriteBlobString(image,transform); return; } } (void) FormatLocaleString(transform,MagickPathExtent, "\" transform=\"matrix(%g %g %g %g %g %g)\">\n", affine->sx,affine->rx,affine->ry,affine->sy,affine->tx,affine->ty); (void) WriteBlobString(image,transform); } static MagickBooleanType IsPoint(const char *point) { char *p; ssize_t value; value=(ssize_t) strtol(point,&p,10); (void) value; return(p != point ? MagickTrue : MagickFalse); } static MagickBooleanType TraceSVGImage(Image *image,ExceptionInfo *exception) { #if defined(MAGICKCORE_AUTOTRACE_DELEGATE) { at_bitmap *trace; at_fitting_opts_type *fitting_options; at_output_opts_type *output_options; at_splines_type *splines; ImageType type; const Quantum *p; ssize_t i, x; size_t number_planes; ssize_t y; /* Trace image and write as SVG. */ fitting_options=at_fitting_opts_new(); output_options=at_output_opts_new(); (void) SetImageGray(image,exception); type=GetImageType(image); number_planes=3; if ((type == BilevelType) || (type == GrayscaleType)) number_planes=1; trace=at_bitmap_new(image->columns,image->rows,number_planes); i=0; for (y=0; y < (ssize_t) image->rows; y++) { p=GetVirtualPixels(image,0,y,image->columns,1,exception); if (p == (const Quantum *) NULL) break; for (x=0; x < (ssize_t) image->columns; x++) { trace->bitmap[i++]=GetPixelRed(image,p); if (number_planes == 3) { trace->bitmap[i++]=GetPixelGreen(image,p); trace->bitmap[i++]=GetPixelBlue(image,p); } p+=GetPixelChannels(image); } } splines=at_splines_new_full(trace,fitting_options,NULL,NULL,NULL,NULL,NULL, NULL); at_splines_write(at_output_get_handler_by_suffix((char *) "svg"), GetBlobFileHandle(image),image->filename,output_options,splines,NULL, NULL); /* Free resources. */ at_splines_free(splines); at_bitmap_free(trace); at_output_opts_free(output_options); at_fitting_opts_free(fitting_options); } #else { char *base64, filename[MagickPathExtent], message[MagickPathExtent]; const DelegateInfo *delegate_info; Image *clone_image; ImageInfo *image_info; MagickBooleanType status; char *p; size_t blob_length, encode_length; ssize_t i; unsigned char *blob; delegate_info=GetDelegateInfo((char *) NULL,"TRACE",exception); if (delegate_info != (DelegateInfo *) NULL) { /* Trace SVG with tracing delegate. */ image_info=AcquireImageInfo(); (void) CopyMagickString(image_info->magick,"TRACE",MagickPathExtent); (void) FormatLocaleString(filename,MagickPathExtent,"trace:%s", image_info->filename); (void) CopyMagickString(image_info->filename,filename,MagickPathExtent); status=WriteImage(image_info,image,exception); image_info=DestroyImageInfo(image_info); return(status); } (void) WriteBlobString(image, "\n"); (void) WriteBlobString(image, "\n"); (void) FormatLocaleString(message,MagickPathExtent, "", (double) image->columns,(double) image->rows, (double) image->columns,(double) image->rows, (double) image->columns,(double) image->rows); (void) WriteBlobString(image,message); clone_image=CloneImage(image,0,0,MagickTrue,exception); if (clone_image == (Image *) NULL) return(MagickFalse); image_info=AcquireImageInfo(); (void) CopyMagickString(image_info->magick,"PNG",MagickPathExtent); blob_length=2048; blob=(unsigned char *) ImageToBlob(image_info,clone_image,&blob_length, exception); clone_image=DestroyImage(clone_image); image_info=DestroyImageInfo(image_info); if (blob == (unsigned char *) NULL) return(MagickFalse); encode_length=0; base64=Base64Encode(blob,blob_length,&encode_length); blob=(unsigned char *) RelinquishMagickMemory(blob); (void) FormatLocaleString(message,MagickPathExtent, " scene,(double) image->columns,(double) image->rows, (double) image->page.x,(double) image->page.y); (void) WriteBlobString(image,message); p=base64; for (i=(ssize_t) encode_length; i > 0; i-=76) { (void) FormatLocaleString(message,MagickPathExtent,"%.76s",p); (void) WriteBlobString(image,message); p+=76; if (i > 76) (void) WriteBlobString(image,"\n"); } base64=DestroyString(base64); (void) WriteBlobString(image,"\" />\n"); (void) WriteBlobString(image,"\n"); } #endif (void) CloseBlob(image); return(MagickTrue); } static MagickBooleanType WriteSVGImage(const ImageInfo *image_info,Image *image, ExceptionInfo *exception) { #define BezierQuantum 200 AffineMatrix affine; char keyword[MagickPathExtent], message[MagickPathExtent], name[MagickPathExtent], *next_token, *token, type[MagickPathExtent]; const char *p, *q, *value; int n; ssize_t j; MagickBooleanType active, status; PointInfo point; PrimitiveInfo *primitive_info; PrimitiveType primitive_type; ssize_t x; ssize_t i; size_t extent, length, number_points; SVGInfo svg_info; /* Open output image file. */ assert(image_info != (const ImageInfo *) NULL); assert(image_info->signature == MagickCoreSignature); assert(image != (Image *) NULL); assert(image->signature == MagickCoreSignature); if (image->debug != MagickFalse) (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename); assert(exception != (ExceptionInfo *) NULL); assert(exception->signature == MagickCoreSignature); status=OpenBlob(image_info,image,WriteBinaryBlobMode,exception); if (status == MagickFalse) return(status); value=GetImageArtifact(image,"SVG"); if (value != (char *) NULL) { (void) WriteBlobString(image,value); (void) CloseBlob(image); return(MagickTrue); } value=GetImageArtifact(image,"mvg:vector-graphics"); if (value == (char *) NULL) return(TraceSVGImage(image,exception)); /* Write SVG header. */ (void) WriteBlobString(image,"\n"); (void) WriteBlobString(image, "\n"); (void) FormatLocaleString(message,MagickPathExtent, "\n",(double) image->columns,(double) image->rows); (void) WriteBlobString(image,message); /* Allocate primitive info memory. */ number_points=2047; primitive_info=(PrimitiveInfo *) AcquireQuantumMemory(number_points, sizeof(*primitive_info)); if (primitive_info == (PrimitiveInfo *) NULL) ThrowWriterException(ResourceLimitError,"MemoryAllocationFailed"); GetAffineMatrix(&affine); token=AcquireString(value); extent=strlen(token)+MagickPathExtent; active=MagickFalse; n=0; status=MagickTrue; for (q=(const char *) value; *q != '\0'; ) { /* Interpret graphic primitive. */ (void) GetNextToken(q,&q,MagickPathExtent,keyword); if (*keyword == '\0') break; if (*keyword == '#') { /* Comment. */ if (active != MagickFalse) { AffineToTransform(image,&affine); active=MagickFalse; } (void) WriteBlobString(image,""); (void) WriteBlobString(image,keyword+1); for ( ; (*q != '\n') && (*q != '\0'); q++) switch (*q) { case '<': (void) WriteBlobString(image,"<"); break; case '>': (void) WriteBlobString(image,">"); break; case '&': (void) WriteBlobString(image,"&"); break; default: (void) WriteBlobByte(image,(unsigned char) *q); break; } (void) WriteBlobString(image,"\n"); continue; } primitive_type=UndefinedPrimitive; switch (*keyword) { case ';': break; case 'a': case 'A': { if (LocaleCompare("affine",keyword) == 0) { (void) GetNextToken(q,&q,extent,token); affine.sx=StringToDouble(token,&next_token); (void) GetNextToken(q,&q,extent,token); if (*token == ',') (void) GetNextToken(q,&q,extent,token); affine.rx=StringToDouble(token,&next_token); (void) GetNextToken(q,&q,extent,token); if (*token == ',') (void) GetNextToken(q,&q,extent,token); affine.ry=StringToDouble(token,&next_token); (void) GetNextToken(q,&q,extent,token); if (*token == ',') (void) GetNextToken(q,&q,extent,token); affine.sy=StringToDouble(token,&next_token); (void) GetNextToken(q,&q,extent,token); if (*token == ',') (void) GetNextToken(q,&q,extent,token); affine.tx=StringToDouble(token,&next_token); (void) GetNextToken(q,&q,extent,token); if (*token == ',') (void) GetNextToken(q,&q,extent,token); affine.ty=StringToDouble(token,&next_token); break; } if (LocaleCompare("alpha",keyword) == 0) { primitive_type=AlphaPrimitive; break; } if (LocaleCompare("angle",keyword) == 0) { (void) GetNextToken(q,&q,extent,token); affine.rx=StringToDouble(token,&next_token); affine.ry=StringToDouble(token,&next_token); break; } if (LocaleCompare("arc",keyword) == 0) { primitive_type=ArcPrimitive; break; } status=MagickFalse; break; } case 'b': case 'B': { if (LocaleCompare("bezier",keyword) == 0) { primitive_type=BezierPrimitive; break; } status=MagickFalse; break; } case 'c': case 'C': { if (LocaleCompare("clip-path",keyword) == 0) { (void) GetNextToken(q,&q,extent,token); (void) FormatLocaleString(message,MagickPathExtent, "clip-path:url(#%s);",token); (void) WriteBlobString(image,message); break; } if (LocaleCompare("clip-rule",keyword) == 0) { (void) GetNextToken(q,&q,extent,token); (void) FormatLocaleString(message,MagickPathExtent,"clip-rule:%s;", token); (void) WriteBlobString(image,message); break; } if (LocaleCompare("clip-units",keyword) == 0) { (void) GetNextToken(q,&q,extent,token); (void) FormatLocaleString(message,MagickPathExtent, "clipPathUnits=%s;",token); (void) WriteBlobString(image,message); break; } if (LocaleCompare("circle",keyword) == 0) { primitive_type=CirclePrimitive; break; } if (LocaleCompare("color",keyword) == 0) { primitive_type=ColorPrimitive; break; } if (LocaleCompare("compliance",keyword) == 0) { (void) GetNextToken(q,&q,extent,token); break; } status=MagickFalse; break; } case 'd': case 'D': { if (LocaleCompare("decorate",keyword) == 0) { (void) GetNextToken(q,&q,extent,token); (void) FormatLocaleString(message,MagickPathExtent, "text-decoration:%s;",token); (void) WriteBlobString(image,message); break; } status=MagickFalse; break; } case 'e': case 'E': { if (LocaleCompare("ellipse",keyword) == 0) { primitive_type=EllipsePrimitive; break; } status=MagickFalse; break; } case 'f': case 'F': { if (LocaleCompare("fill",keyword) == 0) { (void) GetNextToken(q,&q,extent,token); (void) FormatLocaleString(message,MagickPathExtent,"fill:%s;", token); (void) WriteBlobString(image,message); break; } if (LocaleCompare("fill-rule",keyword) == 0) { (void) GetNextToken(q,&q,extent,token); (void) FormatLocaleString(message,MagickPathExtent, "fill-rule:%s;",token); (void) WriteBlobString(image,message); break; } if (LocaleCompare("fill-opacity",keyword) == 0) { (void) GetNextToken(q,&q,extent,token); (void) FormatLocaleString(message,MagickPathExtent, "fill-opacity:%s;",token); (void) WriteBlobString(image,message); break; } if (LocaleCompare("font-family",keyword) == 0) { (void) GetNextToken(q,&q,extent,token); (void) FormatLocaleString(message,MagickPathExtent, "font-family:%s;",token); (void) WriteBlobString(image,message); break; } if (LocaleCompare("font-stretch",keyword) == 0) { (void) GetNextToken(q,&q,extent,token); (void) FormatLocaleString(message,MagickPathExtent, "font-stretch:%s;",token); (void) WriteBlobString(image,message); break; } if (LocaleCompare("font-style",keyword) == 0) { (void) GetNextToken(q,&q,extent,token); (void) FormatLocaleString(message,MagickPathExtent, "font-style:%s;",token); (void) WriteBlobString(image,message); break; } if (LocaleCompare("font-size",keyword) == 0) { (void) GetNextToken(q,&q,extent,token); (void) FormatLocaleString(message,MagickPathExtent, "font-size:%s;",token); (void) WriteBlobString(image,message); break; } if (LocaleCompare("font-weight",keyword) == 0) { (void) GetNextToken(q,&q,extent,token); (void) FormatLocaleString(message,MagickPathExtent, "font-weight:%s;",token); (void) WriteBlobString(image,message); break; } status=MagickFalse; break; } case 'g': case 'G': { if (LocaleCompare("gradient-units",keyword) == 0) { (void) GetNextToken(q,&q,extent,token); break; } if (LocaleCompare("text-align",keyword) == 0) { (void) GetNextToken(q,&q,extent,token); (void) FormatLocaleString(message,MagickPathExtent, "text-align %s ",token); (void) WriteBlobString(image,message); break; } if (LocaleCompare("text-anchor",keyword) == 0) { (void) GetNextToken(q,&q,extent,token); (void) FormatLocaleString(message,MagickPathExtent, "text-anchor %s ",token); (void) WriteBlobString(image,message); break; } status=MagickFalse; break; } case 'i': case 'I': { if (LocaleCompare("image",keyword) == 0) { (void) GetNextToken(q,&q,extent,token); primitive_type=ImagePrimitive; break; } status=MagickFalse; break; } case 'k': case 'K': { if (LocaleCompare("kerning",keyword) == 0) { (void) GetNextToken(q,&q,extent,token); (void) FormatLocaleString(message,MagickPathExtent,"kerning:%s;", token); (void) WriteBlobString(image,message); } break; } case 'l': case 'L': { if (LocaleCompare("letter-spacing",keyword) == 0) { (void) GetNextToken(q,&q,extent,token); (void) FormatLocaleString(message,MagickPathExtent, "letter-spacing:%s;",token); (void) WriteBlobString(image,message); break; } if (LocaleCompare("line",keyword) == 0) { primitive_type=LinePrimitive; break; } status=MagickFalse; break; } case 'o': case 'O': { if (LocaleCompare("opacity",keyword) == 0) { (void) GetNextToken(q,&q,extent,token); (void) FormatLocaleString(message,MagickPathExtent,"opacity %s ", token); (void) WriteBlobString(image,message); break; } status=MagickFalse; break; } case 'p': case 'P': { if (LocaleCompare("path",keyword) == 0) { primitive_type=PathPrimitive; break; } if (LocaleCompare("point",keyword) == 0) { primitive_type=PointPrimitive; break; } if (LocaleCompare("polyline",keyword) == 0) { primitive_type=PolylinePrimitive; break; } if (LocaleCompare("polygon",keyword) == 0) { primitive_type=PolygonPrimitive; break; } if (LocaleCompare("pop",keyword) == 0) { (void) GetNextToken(q,&q,extent,token); if (LocaleCompare("clip-path",token) == 0) { (void) WriteBlobString(image,"\n"); break; } if (LocaleCompare("defs",token) == 0) { (void) WriteBlobString(image,"\n"); break; } if (LocaleCompare("gradient",token) == 0) { (void) FormatLocaleString(message,MagickPathExtent, "\n",type); (void) WriteBlobString(image,message); break; } if (LocaleCompare("graphic-context",token) == 0) { n--; if (n < 0) ThrowWriterException(DrawError, "UnbalancedGraphicContextPushPop"); (void) WriteBlobString(image,"\n"); } if (LocaleCompare("pattern",token) == 0) { (void) WriteBlobString(image,"\n"); break; } if (LocaleCompare("symbol",token) == 0) { (void) WriteBlobString(image,"\n"); break; } if ((LocaleCompare("defs",token) == 0) || (LocaleCompare("symbol",token) == 0)) (void) WriteBlobString(image,"\n"); break; } if (LocaleCompare("push",keyword) == 0) { *name='\0'; (void) GetNextToken(q,&q,extent,token); if (*q == '"') (void) GetNextToken(q,&q,extent,name); if (LocaleCompare("clip-path",token) == 0) { (void) GetNextToken(q,&q,extent,token); (void) FormatLocaleString(message,MagickPathExtent, "\n",token); (void) WriteBlobString(image,message); break; } if (LocaleCompare("defs",token) == 0) { (void) WriteBlobString(image,"\n"); break; } if (LocaleCompare("gradient",token) == 0) { (void) GetNextToken(q,&q,extent,token); (void) CopyMagickString(name,token,MagickPathExtent); (void) GetNextToken(q,&q,extent,token); (void) CopyMagickString(type,token,MagickPathExtent); (void) GetNextToken(q,&q,extent,token); svg_info.segment.x1=StringToDouble(token,&next_token); svg_info.element.cx=StringToDouble(token,&next_token); (void) GetNextToken(q,&q,extent,token); if (*token == ',') (void) GetNextToken(q,&q,extent,token); svg_info.segment.y1=StringToDouble(token,&next_token); svg_info.element.cy=StringToDouble(token,&next_token); (void) GetNextToken(q,&q,extent,token); if (*token == ',') (void) GetNextToken(q,&q,extent,token); svg_info.segment.x2=StringToDouble(token,&next_token); svg_info.element.major=StringToDouble(token, (char **) NULL); (void) GetNextToken(q,&q,extent,token); if (*token == ',') (void) GetNextToken(q,&q,extent,token); svg_info.segment.y2=StringToDouble(token,&next_token); svg_info.element.minor=StringToDouble(token, (char **) NULL); (void) FormatLocaleString(message,MagickPathExtent, "<%sGradient id=\"%s\" x1=\"%g\" y1=\"%g\" x2=\"%g\" " "y2=\"%g\">\n",type,name,svg_info.segment.x1, svg_info.segment.y1,svg_info.segment.x2,svg_info.segment.y2); if (LocaleCompare(type,"radial") == 0) { (void) GetNextToken(q,&q,extent,token); if (*token == ',') (void) GetNextToken(q,&q,extent,token); svg_info.element.angle=StringToDouble(token, (char **) NULL); (void) FormatLocaleString(message,MagickPathExtent, "<%sGradient id=\"%s\" cx=\"%g\" cy=\"%g\" r=\"%g\" " "fx=\"%g\" fy=\"%g\">\n",type,name, svg_info.element.cx,svg_info.element.cy, svg_info.element.angle,svg_info.element.major, svg_info.element.minor); } (void) WriteBlobString(image,message); break; } if (LocaleCompare("graphic-context",token) == 0) { n++; if (active) { AffineToTransform(image,&affine); active=MagickFalse; } (void) WriteBlobString(image,"\n",name,svg_info.bounds.x,svg_info.bounds.y, svg_info.bounds.width,svg_info.bounds.height); (void) WriteBlobString(image,message); break; } if (LocaleCompare("symbol",token) == 0) { (void) WriteBlobString(image,"\n"); break; } break; } status=MagickFalse; break; } case 'r': case 'R': { if (LocaleCompare("rectangle",keyword) == 0) { primitive_type=RectanglePrimitive; break; } if (LocaleCompare("roundRectangle",keyword) == 0) { primitive_type=RoundRectanglePrimitive; break; } if (LocaleCompare("rotate",keyword) == 0) { (void) GetNextToken(q,&q,extent,token); (void) FormatLocaleString(message,MagickPathExtent,"rotate(%s) ", token); (void) WriteBlobString(image,message); break; } status=MagickFalse; break; } case 's': case 'S': { if (LocaleCompare("scale",keyword) == 0) { (void) GetNextToken(q,&q,extent,token); affine.sx=StringToDouble(token,&next_token); (void) GetNextToken(q,&q,extent,token); if (*token == ',') (void) GetNextToken(q,&q,extent,token); affine.sy=StringToDouble(token,&next_token); break; } if (LocaleCompare("skewX",keyword) == 0) { (void) GetNextToken(q,&q,extent,token); (void) FormatLocaleString(message,MagickPathExtent,"skewX(%s) ", token); (void) WriteBlobString(image,message); break; } if (LocaleCompare("skewY",keyword) == 0) { (void) GetNextToken(q,&q,extent,token); (void) FormatLocaleString(message,MagickPathExtent,"skewY(%s) ", token); (void) WriteBlobString(image,message); break; } if (LocaleCompare("stop-color",keyword) == 0) { char color[MagickPathExtent]; (void) GetNextToken(q,&q,extent,token); (void) CopyMagickString(color,token,MagickPathExtent); (void) GetNextToken(q,&q,extent,token); (void) FormatLocaleString(message,MagickPathExtent, " \n",token,color); (void) WriteBlobString(image,message); break; } if (LocaleCompare("stroke",keyword) == 0) { (void) GetNextToken(q,&q,extent,token); (void) FormatLocaleString(message,MagickPathExtent,"stroke:%s;", token); (void) WriteBlobString(image,message); break; } if (LocaleCompare("stroke-antialias",keyword) == 0) { (void) GetNextToken(q,&q,extent,token); (void) FormatLocaleString(message,MagickPathExtent, "stroke-antialias:%s;",token); (void) WriteBlobString(image,message); break; } if (LocaleCompare("stroke-dasharray",keyword) == 0) { if (IsPoint(q)) { ssize_t k; p=q; (void) GetNextToken(p,&p,extent,token); for (k=0; IsPoint(token); k++) (void) GetNextToken(p,&p,extent,token); (void) WriteBlobString(image,"stroke-dasharray:"); for (j=0; j < k; j++) { (void) GetNextToken(q,&q,extent,token); (void) FormatLocaleString(message,MagickPathExtent,"%s ", token); (void) WriteBlobString(image,message); } (void) WriteBlobString(image,";"); break; } (void) GetNextToken(q,&q,extent,token); (void) FormatLocaleString(message,MagickPathExtent, "stroke-dasharray:%s;",token); (void) WriteBlobString(image,message); break; } if (LocaleCompare("stroke-dashoffset",keyword) == 0) { (void) GetNextToken(q,&q,extent,token); (void) FormatLocaleString(message,MagickPathExtent, "stroke-dashoffset:%s;",token); (void) WriteBlobString(image,message); break; } if (LocaleCompare("stroke-linecap",keyword) == 0) { (void) GetNextToken(q,&q,extent,token); (void) FormatLocaleString(message,MagickPathExtent, "stroke-linecap:%s;",token); (void) WriteBlobString(image,message); break; } if (LocaleCompare("stroke-linejoin",keyword) == 0) { (void) GetNextToken(q,&q,extent,token); (void) FormatLocaleString(message,MagickPathExtent, "stroke-linejoin:%s;",token); (void) WriteBlobString(image,message); break; } if (LocaleCompare("stroke-miterlimit",keyword) == 0) { (void) GetNextToken(q,&q,extent,token); (void) FormatLocaleString(message,MagickPathExtent, "stroke-miterlimit:%s;",token); (void) WriteBlobString(image,message); break; } if (LocaleCompare("stroke-opacity",keyword) == 0) { (void) GetNextToken(q,&q,extent,token); (void) FormatLocaleString(message,MagickPathExtent, "stroke-opacity:%s;",token); (void) WriteBlobString(image,message); break; } if (LocaleCompare("stroke-width",keyword) == 0) { (void) GetNextToken(q,&q,extent,token); (void) FormatLocaleString(message,MagickPathExtent, "stroke-width:%s;",token); (void) WriteBlobString(image,message); continue; } status=MagickFalse; break; } case 't': case 'T': { if (LocaleCompare("text",keyword) == 0) { primitive_type=TextPrimitive; break; } if (LocaleCompare("text-antialias",keyword) == 0) { (void) GetNextToken(q,&q,extent,token); (void) FormatLocaleString(message,MagickPathExtent, "text-antialias:%s;",token); (void) WriteBlobString(image,message); break; } if (LocaleCompare("tspan",keyword) == 0) { primitive_type=TextPrimitive; break; } if (LocaleCompare("translate",keyword) == 0) { (void) GetNextToken(q,&q,extent,token); affine.tx=StringToDouble(token,&next_token); (void) GetNextToken(q,&q,extent,token); if (*token == ',') (void) GetNextToken(q,&q,extent,token); affine.ty=StringToDouble(token,&next_token); break; } status=MagickFalse; break; } case 'v': case 'V': { if (LocaleCompare("viewbox",keyword) == 0) { (void) GetNextToken(q,&q,extent,token); if (*token == ',') (void) GetNextToken(q,&q,extent,token); (void) GetNextToken(q,&q,extent,token); if (*token == ',') (void) GetNextToken(q,&q,extent,token); (void) GetNextToken(q,&q,extent,token); if (*token == ',') (void) GetNextToken(q,&q,extent,token); (void) GetNextToken(q,&q,extent,token); break; } status=MagickFalse; break; } default: { status=MagickFalse; break; } } if (status == MagickFalse) break; if (primitive_type == UndefinedPrimitive) continue; /* Parse the primitive attributes. */ i=0; j=0; for (x=0; *q != '\0'; x++) { /* Define points. */ if (IsPoint(q) == MagickFalse) break; (void) GetNextToken(q,&q,extent,token); point.x=StringToDouble(token,&next_token); (void) GetNextToken(q,&q,extent,token); if (*token == ',') (void) GetNextToken(q,&q,extent,token); point.y=StringToDouble(token,&next_token); (void) GetNextToken(q,(const char **) NULL,extent,token); if (*token == ',') (void) GetNextToken(q,&q,extent,token); primitive_info[i].primitive=primitive_type; primitive_info[i].point=point; primitive_info[i].coordinates=0; primitive_info[i].method=FloodfillMethod; i++; if (i < (ssize_t) (number_points-6*BezierQuantum-360)) continue; number_points+=6*BezierQuantum+360; primitive_info=(PrimitiveInfo *) ResizeQuantumMemory(primitive_info, number_points,sizeof(*primitive_info)); if (primitive_info == (PrimitiveInfo *) NULL) { (void) ThrowMagickException(exception,GetMagickModule(), ResourceLimitError,"MemoryAllocationFailed","`%s'",image->filename); break; } } primitive_info[j].primitive=primitive_type; primitive_info[j].coordinates=(size_t) x; primitive_info[j].method=FloodfillMethod; primitive_info[j].text=(char *) NULL; if (active) { AffineToTransform(image,&affine); active=MagickFalse; } active=MagickFalse; switch (primitive_type) { case PointPrimitive: default: { if (primitive_info[j].coordinates != 1) { status=MagickFalse; break; } break; } case LinePrimitive: { if (primitive_info[j].coordinates != 2) { status=MagickFalse; break; } (void) FormatLocaleString(message,MagickPathExtent, " \n", primitive_info[j].point.x,primitive_info[j].point.y, primitive_info[j+1].point.x,primitive_info[j+1].point.y); (void) WriteBlobString(image,message); break; } case RectanglePrimitive: { if (primitive_info[j].coordinates != 2) { status=MagickFalse; break; } (void) FormatLocaleString(message,MagickPathExtent, " \n", primitive_info[j].point.x,primitive_info[j].point.y, primitive_info[j+1].point.x-primitive_info[j].point.x, primitive_info[j+1].point.y-primitive_info[j].point.y); (void) WriteBlobString(image,message); break; } case RoundRectanglePrimitive: { if (primitive_info[j].coordinates != 3) { status=MagickFalse; break; } (void) FormatLocaleString(message,MagickPathExtent, " \n",primitive_info[j].point.x, primitive_info[j].point.y,primitive_info[j+1].point.x- primitive_info[j].point.x,primitive_info[j+1].point.y- primitive_info[j].point.y,primitive_info[j+2].point.x, primitive_info[j+2].point.y); (void) WriteBlobString(image,message); break; } case ArcPrimitive: { if (primitive_info[j].coordinates != 3) { status=MagickFalse; break; } break; } case EllipsePrimitive: { if (primitive_info[j].coordinates != 3) { status=MagickFalse; break; } (void) FormatLocaleString(message,MagickPathExtent, " \n", primitive_info[j].point.x,primitive_info[j].point.y, primitive_info[j+1].point.x,primitive_info[j+1].point.y); (void) WriteBlobString(image,message); break; } case CirclePrimitive: { double alpha, beta; if (primitive_info[j].coordinates != 2) { status=MagickFalse; break; } alpha=primitive_info[j+1].point.x-primitive_info[j].point.x; beta=primitive_info[j+1].point.y-primitive_info[j].point.y; (void) FormatLocaleString(message,MagickPathExtent, " \n", primitive_info[j].point.x,primitive_info[j].point.y, hypot(alpha,beta)); (void) WriteBlobString(image,message); break; } case PolylinePrimitive: { if (primitive_info[j].coordinates < 2) { status=MagickFalse; break; } (void) CopyMagickString(message," = 80) { (void) WriteBlobString(image,"\n "); length=strlen(message)+5; } (void) WriteBlobString(image,message); } (void) WriteBlobString(image,"\"/>\n"); break; } case PolygonPrimitive: { if (primitive_info[j].coordinates < 3) { status=MagickFalse; break; } primitive_info[i]=primitive_info[j]; primitive_info[i].coordinates=0; primitive_info[j].coordinates++; i++; (void) CopyMagickString(message," = 80) { (void) WriteBlobString(image,"\n "); length=strlen(message)+5; } (void) WriteBlobString(image,message); } (void) WriteBlobString(image,"\"/>\n"); break; } case BezierPrimitive: { if (primitive_info[j].coordinates < 3) { status=MagickFalse; break; } break; } case PathPrimitive: { int number_attributes; (void) GetNextToken(q,&q,extent,token); number_attributes=1; for (p=token; *p != '\0'; p++) if (isalpha((int) ((unsigned char) *p)) != 0) number_attributes++; if (i > (ssize_t) (number_points-6*BezierQuantum*number_attributes-1)) { number_points+=6*BezierQuantum*number_attributes; primitive_info=(PrimitiveInfo *) ResizeQuantumMemory(primitive_info, number_points,sizeof(*primitive_info)); if (primitive_info == (PrimitiveInfo *) NULL) { (void) ThrowMagickException(exception,GetMagickModule(), ResourceLimitError,"MemoryAllocationFailed","`%s'", image->filename); break; } } (void) WriteBlobString(image," \n"); break; } case AlphaPrimitive: case ColorPrimitive: { if (primitive_info[j].coordinates != 1) { status=MagickFalse; break; } (void) GetNextToken(q,&q,extent,token); if (LocaleCompare("point",token) == 0) primitive_info[j].method=PointMethod; if (LocaleCompare("replace",token) == 0) primitive_info[j].method=ReplaceMethod; if (LocaleCompare("floodfill",token) == 0) primitive_info[j].method=FloodfillMethod; if (LocaleCompare("filltoborder",token) == 0) primitive_info[j].method=FillToBorderMethod; if (LocaleCompare("reset",token) == 0) primitive_info[j].method=ResetMethod; break; } case TextPrimitive: { if (primitive_info[j].coordinates != 1) { status=MagickFalse; break; } (void) GetNextToken(q,&q,extent,token); (void) FormatLocaleString(message,MagickPathExtent, " ",primitive_info[j].point.x, primitive_info[j].point.y); (void) WriteBlobString(image,message); for (p=(const char *) token; *p != '\0'; p++) switch (*p) { case '<': (void) WriteBlobString(image,"<"); break; case '>': (void) WriteBlobString(image,">"); break; case '&': (void) WriteBlobString(image,"&"); break; default: (void) WriteBlobByte(image,(unsigned char) *p); break; } (void) WriteBlobString(image,"\n"); break; } case ImagePrimitive: { if (primitive_info[j].coordinates != 2) { status=MagickFalse; break; } (void) GetNextToken(q,&q,extent,token); (void) FormatLocaleString(message,MagickPathExtent, " \n",primitive_info[j].point.x, primitive_info[j].point.y,primitive_info[j+1].point.x, primitive_info[j+1].point.y,token); (void) WriteBlobString(image,message); break; } } if (primitive_info == (PrimitiveInfo *) NULL) break; primitive_info[i].primitive=UndefinedPrimitive; if (status == MagickFalse) break; } (void) WriteBlobString(image,"\n"); /* Relinquish resources. */ token=DestroyString(token); if (primitive_info != (PrimitiveInfo *) NULL) primitive_info=(PrimitiveInfo *) RelinquishMagickMemory(primitive_info); (void) CloseBlob(image); return(status); }