| /* |
| %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| % % |
| % % |
| % % |
| % H H TTTTT M M L % |
| % H H T MM MM L % |
| % HHHHH T M M M L % |
| % H H T M M L % |
| % H H T M M LLLLL % |
| % % |
| % % |
| % Write A Client-Side Image Map Using % |
| % Image Montage & Directory Information. % |
| % % |
| % Software Design % |
| % Cristy % |
| % July 1992 % |
| % % |
| % % |
| % Copyright 1999-2016 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 % |
| % % |
| % http://www.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/blob.h" |
| #include "MagickCore/blob-private.h" |
| #include "MagickCore/color-private.h" |
| #include "MagickCore/colorspace.h" |
| #include "MagickCore/colorspace-private.h" |
| #include "MagickCore/constitute.h" |
| #include "MagickCore/exception.h" |
| #include "MagickCore/exception-private.h" |
| #include "MagickCore/geometry.h" |
| #include "MagickCore/list.h" |
| #include "MagickCore/magick.h" |
| #include "MagickCore/memory_.h" |
| #include "MagickCore/paint.h" |
| #include "MagickCore/property.h" |
| #include "MagickCore/quantum-private.h" |
| #include "MagickCore/static.h" |
| #include "MagickCore/string_.h" |
| #include "MagickCore/module.h" |
| #include "MagickCore/utility.h" |
| |
| /* |
| Forward declarations. |
| */ |
| static MagickBooleanType |
| WriteHTMLImage(const ImageInfo *,Image *,ExceptionInfo *); |
| |
| /* |
| %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| % % |
| % % |
| % % |
| % I s H T M L % |
| % % |
| % % |
| % % |
| %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| % |
| % IsHTML() returns MagickTrue if the image format type, identified by the |
| % magick string, is HTML. |
| % |
| % The format of the IsHTML method is: |
| % |
| % MagickBooleanType IsHTML(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 IsHTML(const unsigned char *magick,const size_t length) |
| { |
| if (length < 5) |
| return(MagickFalse); |
| if (LocaleNCompare((char *) magick,"<html",5) == 0) |
| return(MagickTrue); |
| return(MagickFalse); |
| } |
| |
| /* |
| %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| % % |
| % % |
| % % |
| % R e g i s t e r H T M L I m a g e % |
| % % |
| % % |
| % % |
| %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| % |
| % RegisterHTMLImage() adds properties for the HTML image format to |
| % the list of supported formats. The properties 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 RegisterHTMLImage method is: |
| % |
| % size_t RegisterHTMLImage(void) |
| % |
| */ |
| ModuleExport size_t RegisterHTMLImage(void) |
| { |
| MagickInfo |
| *entry; |
| |
| entry=AcquireMagickInfo("HTML","HTM", |
| "Hypertext Markup Language and a client-side image map"); |
| entry->encoder=(EncodeImageHandler *) WriteHTMLImage; |
| entry->magick=(IsImageFormatHandler *) IsHTML; |
| entry->flags^=CoderAdjoinFlag; |
| (void) RegisterMagickInfo(entry); |
| entry=AcquireMagickInfo("HTML","HTML", |
| "Hypertext Markup Language and a client-side image map"); |
| entry->encoder=(EncodeImageHandler *) WriteHTMLImage; |
| entry->magick=(IsImageFormatHandler *) IsHTML; |
| entry->flags^=CoderAdjoinFlag; |
| (void) RegisterMagickInfo(entry); |
| entry=AcquireMagickInfo("HTML","SHTML", |
| "Hypertext Markup Language and a client-side image map"); |
| entry->encoder=(EncodeImageHandler *) WriteHTMLImage; |
| entry->magick=(IsImageFormatHandler *) IsHTML; |
| entry->flags^=CoderAdjoinFlag; |
| (void) RegisterMagickInfo(entry); |
| return(MagickImageCoderSignature); |
| } |
| |
| /* |
| %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| % % |
| % % |
| % % |
| % U n r e g i s t e r H T M L I m a g e % |
| % % |
| % % |
| % % |
| %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| % |
| % UnregisterHTMLImage() removes format registrations made by the |
| % HTML module from the list of supported formats. |
| % |
| % The format of the UnregisterHTMLImage method is: |
| % |
| % UnregisterHTMLImage(void) |
| % |
| */ |
| ModuleExport void UnregisterHTMLImage(void) |
| { |
| (void) UnregisterMagickInfo("HTM"); |
| (void) UnregisterMagickInfo("HTML"); |
| (void) UnregisterMagickInfo("SHTML"); |
| } |
| |
| /* |
| %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| % % |
| % % |
| % % |
| % W r i t e H T M L I m a g e % |
| % % |
| % % |
| % % |
| %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| % |
| % WriteHTMLImage() writes an image in the HTML encoded image format. |
| % |
| % The format of the WriteHTMLImage method is: |
| % |
| % MagickBooleanType WriteHTMLImage(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 MagickBooleanType WriteHTMLImage(const ImageInfo *image_info, |
| Image *image,ExceptionInfo *exception) |
| { |
| char |
| basename[MagickPathExtent], |
| buffer[MagickPathExtent], |
| filename[MagickPathExtent], |
| mapname[MagickPathExtent], |
| url[MagickPathExtent]; |
| |
| Image |
| *next; |
| |
| ImageInfo |
| *write_info; |
| |
| MagickBooleanType |
| status; |
| |
| RectangleInfo |
| geometry; |
| |
| register char |
| *p; |
| |
| /* |
| Open image. |
| */ |
| 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_info->filename); |
| assert(exception != (ExceptionInfo *) NULL); |
| assert(exception->signature == MagickCoreSignature); |
| status=OpenBlob(image_info,image,WriteBinaryBlobMode,exception); |
| if (status == MagickFalse) |
| return(status); |
| (void) CloseBlob(image); |
| (void) TransformImageColorspace(image,sRGBColorspace,exception); |
| *url='\0'; |
| if ((LocaleCompare(image_info->magick,"FTP") == 0) || |
| (LocaleCompare(image_info->magick,"HTTP") == 0)) |
| { |
| /* |
| Extract URL base from filename. |
| */ |
| p=strrchr(image->filename,'/'); |
| if (p != (char *) NULL) |
| { |
| p++; |
| (void) CopyMagickString(url,image_info->magick,MagickPathExtent); |
| (void) ConcatenateMagickString(url,":",MagickPathExtent); |
| url[strlen(url)+p-image->filename]='\0'; |
| (void) ConcatenateMagickString(url,image->filename, |
| p-image->filename+2); |
| (void) CopyMagickString(image->filename,p,MagickPathExtent); |
| } |
| } |
| /* |
| Refer to image map file. |
| */ |
| (void) CopyMagickString(filename,image->filename,MagickPathExtent); |
| AppendImageFormat("map",filename); |
| GetPathComponent(filename,BasePath,basename); |
| (void) CopyMagickString(mapname,basename,MagickPathExtent); |
| (void) CopyMagickString(image->filename,image_info->filename,MagickPathExtent); |
| (void) CopyMagickString(filename,image->filename,MagickPathExtent); |
| write_info=CloneImageInfo(image_info); |
| *write_info->magick='\0'; |
| write_info->adjoin=MagickTrue; |
| status=MagickTrue; |
| if (LocaleCompare(image_info->magick,"SHTML") != 0) |
| { |
| const char |
| *value; |
| |
| /* |
| Open output image file. |
| */ |
| assert(exception != (ExceptionInfo *) NULL); |
| status=OpenBlob(image_info,image,WriteBinaryBlobMode,exception); |
| if (status == MagickFalse) |
| return(status); |
| /* |
| Write the HTML image file. |
| */ |
| (void) WriteBlobString(image,"<?xml version=\"1.0\" " |
| "encoding=\"US-ASCII\"?>\n"); |
| (void) WriteBlobString(image,"<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML " |
| "1.0 Strict//EN\" " |
| "\"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd\">\n"); |
| (void) WriteBlobString(image,"<html>\n"); |
| (void) WriteBlobString(image,"<head>\n"); |
| value=GetImageProperty(image,"label",exception); |
| if (value != (const char *) NULL) |
| (void) FormatLocaleString(buffer,MagickPathExtent,"<title>%s</title>\n", |
| value); |
| else |
| { |
| GetPathComponent(filename,BasePath,basename); |
| (void) FormatLocaleString(buffer,MagickPathExtent, |
| "<title>%s</title>\n",basename); |
| } |
| (void) WriteBlobString(image,buffer); |
| (void) WriteBlobString(image,"</head>\n"); |
| (void) WriteBlobString(image,"<body style=\"text-align: center;\">\n"); |
| (void) FormatLocaleString(buffer,MagickPathExtent,"<h1>%s</h1>\n", |
| image->filename); |
| (void) WriteBlobString(image,buffer); |
| (void) WriteBlobString(image,"<div>\n"); |
| (void) CopyMagickString(filename,image->filename,MagickPathExtent); |
| AppendImageFormat("png",filename); |
| (void) FormatLocaleString(buffer,MagickPathExtent,"<img usemap=\"#%s\" " |
| "src=\"%s\" style=\"border: 0;\" alt=\"Image map\" />\n",mapname, |
| filename); |
| (void) WriteBlobString(image,buffer); |
| /* |
| Determine the size and location of each image tile. |
| */ |
| SetGeometry(image,&geometry); |
| if (image->montage != (char *) NULL) |
| (void) ParseAbsoluteGeometry(image->montage,&geometry); |
| /* |
| Write an image map. |
| */ |
| (void) FormatLocaleString(buffer,MagickPathExtent, |
| "<map id=\"%s\" name=\"%s\">\n",mapname,mapname); |
| (void) WriteBlobString(image,buffer); |
| (void) FormatLocaleString(buffer,MagickPathExtent," <area href=\"%s",url); |
| (void) WriteBlobString(image,buffer); |
| if (image->directory == (char *) NULL) |
| { |
| (void) FormatLocaleString(buffer,MagickPathExtent, |
| "%s\" shape=\"rect\" coords=\"0,0,%.20g,%.20g\" alt=\"\" />\n", |
| image->filename,(double) geometry.width-1,(double) geometry.height- |
| 1); |
| (void) WriteBlobString(image,buffer); |
| } |
| else |
| for (p=image->directory; *p != '\0'; p++) |
| if (*p != '\n') |
| (void) WriteBlobByte(image,(unsigned char) *p); |
| else |
| { |
| (void) FormatLocaleString(buffer,MagickPathExtent,"\" shape=" |
| "\"rect\" coords=\"%.20g,%.20g,%.20g,%.20g\" alt=\"\" />\n", |
| (double) geometry.x,(double) geometry.y,(double) (geometry.x+ |
| geometry.width-1),(double) (geometry.y+geometry.height-1)); |
| (void) WriteBlobString(image,buffer); |
| if (*(p+1) != '\0') |
| { |
| (void) FormatLocaleString(buffer,MagickPathExtent, |
| " <area href=%s\"",url); |
| (void) WriteBlobString(image,buffer); |
| } |
| geometry.x+=(ssize_t) geometry.width; |
| if ((geometry.x+4) >= (ssize_t) image->columns) |
| { |
| geometry.x=0; |
| geometry.y+=(ssize_t) geometry.height; |
| } |
| } |
| (void) WriteBlobString(image,"</map>\n"); |
| (void) CopyMagickString(filename,image->filename,MagickPathExtent); |
| (void) WriteBlobString(image,"</div>\n"); |
| (void) WriteBlobString(image,"</body>\n"); |
| (void) WriteBlobString(image,"</html>\n"); |
| (void) CloseBlob(image); |
| /* |
| Write the image as PNG. |
| */ |
| (void) CopyMagickString(image->filename,filename,MagickPathExtent); |
| AppendImageFormat("png",image->filename); |
| next=GetNextImageInList(image); |
| image->next=NewImageList(); |
| (void) CopyMagickString(image->magick,"PNG",MagickPathExtent); |
| (void) WriteImage(write_info,image,exception); |
| image->next=next; |
| /* |
| Determine image map filename. |
| */ |
| GetPathComponent(image->filename,BasePath,filename); |
| (void) ConcatenateMagickString(filename,"_map.shtml",MagickPathExtent); |
| (void) CopyMagickString(image->filename,filename,MagickPathExtent); |
| } |
| /* |
| Open image map. |
| */ |
| status=OpenBlob(write_info,image,WriteBinaryBlobMode,exception); |
| if (status == MagickFalse) |
| return(status); |
| write_info=DestroyImageInfo(write_info); |
| /* |
| Determine the size and location of each image tile. |
| */ |
| SetGeometry(image,&geometry); |
| if (image->montage != (char *) NULL) |
| (void) ParseAbsoluteGeometry(image->montage,&geometry); |
| /* |
| Write an image map. |
| */ |
| (void) FormatLocaleString(buffer,MagickPathExtent, |
| "<map id=\"%s\" name=\"%s\">\n",mapname,mapname); |
| (void) WriteBlobString(image,buffer); |
| (void) FormatLocaleString(buffer,MagickPathExtent," <area href=\"%s",url); |
| (void) WriteBlobString(image,buffer); |
| if (image->directory == (char *) NULL) |
| { |
| (void) FormatLocaleString(buffer,MagickPathExtent, |
| "%s\" shape=\"rect\" coords=\"0,0,%.20g,%.20g\" alt=\"\" />\n", |
| image->filename,(double) geometry.width-1,(double) geometry.height-1); |
| (void) WriteBlobString(image,buffer); |
| } |
| else |
| for (p=image->directory; *p != '\0'; p++) |
| if (*p != '\n') |
| (void) WriteBlobByte(image,(unsigned char) *p); |
| else |
| { |
| (void) FormatLocaleString(buffer,MagickPathExtent,"\" shape=\"rect\"" |
| " coords=\"%.20g,%.20g,%.20g,%.20g\" alt=\"\" />\n", |
| (double) geometry.x,(double) geometry.y,geometry.x+(double) |
| geometry.width-1,geometry.y+(double) geometry.height-1); |
| (void) WriteBlobString(image,buffer); |
| if (*(p+1) != '\0') |
| { |
| (void) FormatLocaleString(buffer,MagickPathExtent, |
| " <area href=%s\"",url); |
| (void) WriteBlobString(image,buffer); |
| } |
| geometry.x+=(ssize_t) geometry.width; |
| if ((geometry.x+4) >= (ssize_t) image->columns) |
| { |
| geometry.x=0; |
| geometry.y+=(ssize_t) geometry.height; |
| } |
| } |
| (void) WriteBlobString(image,"</map>\n"); |
| (void) CloseBlob(image); |
| (void) CopyMagickString(image->filename,filename,MagickPathExtent); |
| return(status); |
| } |