% February 2002 %
% %
% %
-% Copyright 1999-2011 ImageMagick Studio LLC, a non-profit organization %
+% Copyright 1999-2012 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 %
#include "MagickCore/annotate.h"
#include "MagickCore/blob.h"
#include "MagickCore/blob-private.h"
+#include "MagickCore/composite-private.h"
#include "MagickCore/draw.h"
+#include "MagickCore/draw-private.h"
#include "MagickCore/exception.h"
#include "MagickCore/exception-private.h"
#include "MagickCore/image.h"
#include "MagickCore/list.h"
#include "MagickCore/magick.h"
#include "MagickCore/memory_.h"
+#include "MagickCore/module.h"
#include "MagickCore/option.h"
#include "MagickCore/property.h"
#include "MagickCore/quantum-private.h"
#include "MagickCore/static.h"
#include "MagickCore/string_.h"
-#include "MagickCore/module.h"
+#include "MagickCore/string-private.h"
+#include "MagickCore/utility.h"
\f
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
*property;
const char
- *gravity;
+ *gravity,
+ *option;
DrawInfo
*draw_info;
/*
Format caption.
*/
- property=InterpretImageProperties(image_info,image,image_info->filename,
- exception);
+ option=GetImageOption(image_info,"filename");
+ if (option == (const char *) NULL)
+ property=InterpretImageProperties(image_info,image,image_info->filename,
+ exception);
+ else
+ if (LocaleNCompare(option,"caption:",8) == 0)
+ property=InterpretImageProperties(image_info,image,option+8,exception);
+ else
+ property=InterpretImageProperties(image_info,image,option,exception);
(void) SetImageProperty(image,"caption",property,exception);
property=DestroyString(property);
caption=ConstantString(GetImageProperty(image,"caption",exception));
draw_info=CloneDrawInfo(image_info,(DrawInfo *) NULL);
- draw_info->text=ConstantString(caption);
+ (void) CloneString(&draw_info->text,caption);
gravity=GetImageOption(image_info,"gravity");
if (gravity != (char *) NULL)
draw_info->gravity=(GravityType) ParseCommandOption(MagickGravityOptions,
char
*text;
+ double
+ high,
+ low;
+
/*
- Scale text to fit bounding box.
+ Auto fit text into bounding box.
*/
for ( ; ; )
{
(void) status;
width=(size_t) floor(metrics.width+draw_info->stroke_width+0.5);
height=(size_t) floor(metrics.height+draw_info->stroke_width+0.5);
- if ((width > (image->columns+1)) || (height > (image->rows+1)))
+ if ((width > image->columns) && (height > image->rows))
break;
draw_info->pointsize*=2.0;
}
- draw_info->pointsize/=2.0;
- for ( ; ; )
+ high=draw_info->pointsize/2.0;
+ low=high/2.0;
+ while ((high-low) > 1.0)
+ {
+ draw_info->pointsize=(low+high)/2.0;
+ text=AcquireString(caption);
+ i=FormatMagickCaption(image,draw_info,MagickFalse,&metrics,&text,
+ exception);
+ (void) CloneString(&draw_info->text,text);
+ text=DestroyString(text);
+ (void) FormatLocaleString(geometry,MaxTextExtent,"%+g%+g",
+ -metrics.bounds.x1,metrics.ascent);
+ if (draw_info->gravity == UndefinedGravity)
+ (void) CloneString(&draw_info->geometry,geometry);
+ status=GetMultilineTypeMetrics(image,draw_info,&metrics,exception);
+ width=(size_t) floor(metrics.width+draw_info->stroke_width+0.5);
+ height=(size_t) floor(metrics.height+draw_info->stroke_width+0.5);
+ if ((width <= image->columns) && (height <= image->rows))
+ low=draw_info->pointsize+1.0;
+ else
+ high=draw_info->pointsize-1.0;
+ }
+ for (draw_info->pointsize=(low+high)/2.0; ; )
{
text=AcquireString(caption);
i=FormatMagickCaption(image,draw_info,MagickFalse,&metrics,&text,
status=GetMultilineTypeMetrics(image,draw_info,&metrics,exception);
width=(size_t) floor(metrics.width+draw_info->stroke_width+0.5);
height=(size_t) floor(metrics.height+draw_info->stroke_width+0.5);
- if ((width > (image->columns+1)) || (height > (image->rows+1)))
+ if ((width <= image->columns) && (height <= image->rows))
break;
- draw_info->pointsize++;
+ draw_info->pointsize--;
}
- draw_info->pointsize--;
+ draw_info->pointsize=floor(draw_info->pointsize);
}
i=FormatMagickCaption(image,draw_info,MagickTrue,&metrics,&caption,exception);
if (image->rows == 0)
if (image->rows == 0)
image->rows=(size_t) ((i+1)*draw_info->pointsize+
draw_info->interline_spacing+draw_info->stroke_width+0.5);
- if (SetImageBackgroundColor(image) == MagickFalse)
+ if (SetImageBackgroundColor(image,exception) == MagickFalse)
{
- InheritException(exception,&image->exception);
image=DestroyImageList(image);
return((Image *) NULL);
}
metrics.ascent+draw_info->stroke_width/2.0);
draw_info->geometry=AcquireString(geometry);
}
- (void) AnnotateImage(image,draw_info,exception);
+ status=AnnotateImage(image,draw_info,exception);
draw_info=DestroyDrawInfo(draw_info);
caption=DestroyString(caption);
+ if (status == MagickFalse)
+ {
+ image=DestroyImageList(image);
+ return((Image *) NULL);
+ }
return(GetFirstImageInList(image));
}
\f
entry=SetMagickInfo("CAPTION");
entry->decoder=(DecodeImageHandler *) ReadCAPTIONImage;
+ entry->description=ConstantString("Caption");
entry->adjoin=MagickFalse;
- entry->format_type=ImplicitFormatType;
- entry->description=ConstantString("Image caption");
entry->module=ConstantString("CAPTION");
(void) RegisterMagickInfo(entry);
return(MagickImageCoderSignature);