45 #include "magick/studio.h"
46 #include "magick/annotate.h"
47 #include "magick/attribute.h"
48 #include "magick/cache-private.h"
49 #include "magick/cache-view.h"
50 #include "magick/channel.h"
51 #include "magick/client.h"
52 #include "magick/color.h"
53 #include "magick/color-private.h"
54 #include "magick/colorspace-private.h"
55 #include "magick/composite.h"
56 #include "magick/composite-private.h"
57 #include "magick/constitute.h"
58 #include "magick/draw.h"
59 #include "magick/draw-private.h"
60 #include "magick/exception.h"
61 #include "magick/exception-private.h"
62 #include "magick/gem.h"
63 #include "magick/geometry.h"
64 #include "magick/image-private.h"
65 #include "magick/log.h"
66 #include "magick/quantum.h"
67 #include "magick/quantum-private.h"
68 #include "magick/pixel-accessor.h"
69 #include "magick/policy.h"
70 #include "magick/property.h"
71 #include "magick/resource_.h"
72 #include "magick/semaphore.h"
73 #include "magick/statistic.h"
74 #include "magick/string_.h"
75 #include "magick/token.h"
76 #include "magick/token-private.h"
77 #include "magick/transform.h"
78 #include "magick/type.h"
79 #include "magick/utility.h"
80 #include "magick/utility-private.h"
81 #include "magick/xwindow-private.h"
82 #if defined(MAGICKCORE_FREETYPE_DELEGATE)
83 #if defined(__MINGW32__)
87 #if defined(FT_FREETYPE_H)
88 # include FT_FREETYPE_H
90 # include <freetype/freetype.h>
92 #if defined(FT_GLYPH_H)
95 # include <freetype/ftglyph.h>
97 #if defined(FT_OUTLINE_H)
98 # include FT_OUTLINE_H
100 # include <freetype/ftoutln.h>
102 #if defined(FT_BBOX_H)
105 # include <freetype/ftbbox.h>
108 #if defined(MAGICKCORE_RAQM_DELEGATE)
133 static MagickBooleanType
158 MagickExport MagickBooleanType AnnotateComponentGenesis(
void)
161 annotate_semaphore=AllocateSemaphoreInfo();
183 MagickExport
void AnnotateComponentTerminus(
void)
186 ActivateSemaphoreInfo(&annotate_semaphore);
187 DestroySemaphoreInfo(&annotate_semaphore);
214 MagickExport MagickBooleanType AnnotateImage(
Image *image,
219 color[MaxTextExtent],
220 primitive[MaxTextExtent],
253 assert(image != (
Image *) NULL);
254 assert(image->signature == MagickCoreSignature);
255 if (IsEventLogging() != MagickFalse)
256 (void) LogMagickEvent(TraceEvent,GetMagickModule(),
"%s",image->filename);
257 assert(draw_info != (
DrawInfo *) NULL);
258 assert(draw_info->signature == MagickCoreSignature);
259 if (draw_info->text == (
char *) NULL)
261 if (*draw_info->text ==
'\0')
263 annotate=CloneDrawInfo((
ImageInfo *) NULL,draw_info);
265 annotate->text=(
char *) NULL;
266 annotate_info=CloneDrawInfo((
ImageInfo *) NULL,draw_info);
268 for (p=text; *p !=
'\0'; p++)
271 textlist=(
char **) AcquireQuantumMemory(number_lines+1,
sizeof(*textlist));
272 if (textlist == (
char **) NULL)
274 annotate_info=DestroyDrawInfo(annotate_info);
275 annotate=DestroyDrawInfo(annotate);
276 text=DestroyString(text);
280 for (i=0; i < (ssize_t) number_lines; i++)
286 for (q=p; *q !=
'\0'; q++)
287 if ((*q ==
'\r') || (*q ==
'\n'))
297 textlist[i]=(
char *) NULL;
298 SetGeometry(image,&geometry);
299 SetGeometryInfo(&geometry_info);
300 if (annotate_info->geometry != (
char *) NULL)
302 (void) ParsePageGeometry(image,annotate_info->geometry,&geometry,
304 (void) ParseGeometry(annotate_info->geometry,&geometry_info);
306 if (SetImageStorageClass(image,DirectClass) == MagickFalse)
308 annotate_info=DestroyDrawInfo(annotate_info);
309 annotate=DestroyDrawInfo(annotate);
310 textlist=(
char **) RelinquishMagickMemory(textlist);
311 text=DestroyString(text);
314 if (IsGrayColorspace(image->colorspace) != MagickFalse)
315 (void) SetImageColorspace(image,sRGBColorspace);
317 (void) memset(&metrics,0,
sizeof(metrics));
318 for (i=0; textlist[i] != (
char *) NULL; i++)
320 if (*textlist[i] ==
'\0')
325 annotate_info->affine.tx=geometry_info.xi-image->page.x;
326 annotate_info->affine.ty=geometry_info.psi-image->page.y;
327 (void) CloneString(&annotate->text,textlist[i]);
328 if ((metrics.width == 0) || (annotate->gravity != NorthWestGravity))
329 (void) GetTypeMetrics(image,annotate,&metrics);
330 height=CastDoubleToUnsigned(metrics.ascent-metrics.descent+0.5);
332 height=draw_info->pointsize;
333 height+=(size_t) floor(draw_info->interline_spacing+0.5);
334 switch (annotate->gravity)
336 case UndefinedGravity:
339 offset.x=annotate_info->affine.tx+i*annotate_info->affine.ry*height;
340 offset.y=annotate_info->affine.ty+i*annotate_info->affine.sy*height;
343 case (GravityType) NorthWestGravity:
345 offset.x=(geometry.width == 0 ? -1.0 : 1.0)*annotate_info->affine.tx+i*
346 annotate_info->affine.ry*height+annotate_info->affine.ry*
347 (metrics.ascent+metrics.descent);
348 offset.y=(geometry.height == 0 ? -1.0 : 1.0)*annotate_info->affine.ty+i*
349 annotate_info->affine.sy*height+annotate_info->affine.sy*
353 case (GravityType) NorthGravity:
355 offset.x=(geometry.width == 0 ? -1.0 : 1.0)*annotate_info->affine.tx+
356 geometry.width/2.0+i*annotate_info->affine.ry*height-
357 annotate_info->affine.sx*metrics.width/2.0+annotate_info->affine.ry*
358 (metrics.ascent+metrics.descent);
359 offset.y=(geometry.height == 0 ? -1.0 : 1.0)*annotate_info->affine.ty+i*
360 annotate_info->affine.sy*height+annotate_info->affine.sy*
361 metrics.ascent-annotate_info->affine.rx*metrics.width/2.0;
364 case (GravityType) NorthEastGravity:
366 offset.x=(geometry.width == 0 ? 1.0 : -1.0)*annotate_info->affine.tx+
367 geometry.width+i*annotate_info->affine.ry*height-
368 annotate_info->affine.sx*metrics.width+annotate_info->affine.ry*
369 (metrics.ascent+metrics.descent)-1.0;
370 offset.y=(geometry.height == 0 ? -1.0 : 1.0)*annotate_info->affine.ty+i*
371 annotate_info->affine.sy*height+annotate_info->affine.sy*
372 metrics.ascent-annotate_info->affine.rx*metrics.width;
375 case (GravityType) WestGravity:
377 offset.x=(geometry.width == 0 ? -1.0 : 1.0)*annotate_info->affine.tx+i*
378 annotate_info->affine.ry*height+annotate_info->affine.ry*
379 (metrics.ascent+metrics.descent-(number_lines-1.0)*height)/2.0;
380 offset.y=(geometry.height == 0 ? -1.0 : 1.0)*annotate_info->affine.ty+
381 geometry.height/2.0+i*annotate_info->affine.sy*height+
382 annotate_info->affine.sy*(metrics.ascent+metrics.descent-
383 (number_lines-1.0)*height)/2.0;
386 case (GravityType) StaticGravity:
387 case (GravityType) CenterGravity:
389 offset.x=(geometry.width == 0 ? -1.0 : 1.0)*annotate_info->affine.tx+
390 geometry.width/2.0+i*annotate_info->affine.ry*height-
391 annotate_info->affine.sx*metrics.width/2.0+annotate_info->affine.ry*
392 (metrics.ascent+metrics.descent-(number_lines-1)*height)/2.0;
393 offset.y=(geometry.height == 0 ? -1.0 : 1.0)*annotate_info->affine.ty+
394 geometry.height/2.0+i*annotate_info->affine.sy*height-
395 annotate_info->affine.rx*metrics.width/2.0+annotate_info->affine.sy*
396 (metrics.ascent+metrics.descent-(number_lines-1.0)*height)/2.0;
399 case (GravityType) EastGravity:
401 offset.x=(geometry.width == 0 ? 1.0 : -1.0)*annotate_info->affine.tx+
402 geometry.width+i*annotate_info->affine.ry*height-
403 annotate_info->affine.sx*metrics.width+annotate_info->affine.ry*
404 (metrics.ascent+metrics.descent-(number_lines-1.0)*height)/2.0-1.0;
405 offset.y=(geometry.height == 0 ? -1.0 : 1.0)*annotate_info->affine.ty+
406 geometry.height/2.0+i*annotate_info->affine.sy*height-
407 annotate_info->affine.rx*metrics.width+annotate_info->affine.sy*
408 (metrics.ascent+metrics.descent-(number_lines-1.0)*height)/2.0;
411 case (GravityType) SouthWestGravity:
413 offset.x=(geometry.width == 0 ? -1.0 : 1.0)*annotate_info->affine.tx+i*
414 annotate_info->affine.ry*height-annotate_info->affine.ry*
415 (number_lines-1.0)*height;
416 offset.y=(geometry.height == 0 ? 1.0 : -1.0)*annotate_info->affine.ty+
417 geometry.height+i*annotate_info->affine.sy*height-
418 annotate_info->affine.sy*(number_lines-1.0)*height+metrics.descent;
421 case (GravityType) SouthGravity:
423 offset.x=(geometry.width == 0 ? -1.0 : 1.0)*annotate_info->affine.tx+
424 geometry.width/2.0+i*annotate_info->affine.ry*height-
425 annotate_info->affine.sx*metrics.width/2.0-annotate_info->affine.ry*
426 (number_lines-1.0)*height/2.0;
427 offset.y=(geometry.height == 0 ? 1.0 : -1.0)*annotate_info->affine.ty+
428 geometry.height+i*annotate_info->affine.sy*height-
429 annotate_info->affine.rx*metrics.width/2.0-annotate_info->affine.sy*
430 (number_lines-1.0)*height+metrics.descent;
433 case (GravityType) SouthEastGravity:
435 offset.x=(geometry.width == 0 ? 1.0 : -1.0)*annotate_info->affine.tx+
436 geometry.width+i*annotate_info->affine.ry*height-
437 annotate_info->affine.sx*metrics.width-annotate_info->affine.ry*
438 (number_lines-1.0)*height-1.0;
439 offset.y=(geometry.height == 0 ? 1.0 : -1.0)*annotate_info->affine.ty+
440 geometry.height+i*annotate_info->affine.sy*height-
441 annotate_info->affine.rx*metrics.width-annotate_info->affine.sy*
442 (number_lines-1.0)*height+metrics.descent;
446 switch (annotate->align)
450 offset.x=annotate_info->affine.tx+i*annotate_info->affine.ry*height;
451 offset.y=annotate_info->affine.ty+i*annotate_info->affine.sy*height;
456 offset.x=annotate_info->affine.tx+i*annotate_info->affine.ry*height-
457 annotate_info->affine.sx*metrics.width/2.0;
458 offset.y=annotate_info->affine.ty+i*annotate_info->affine.sy*height-
459 annotate_info->affine.rx*metrics.width/2.0;
464 offset.x=annotate_info->affine.tx+i*annotate_info->affine.ry*height-
465 annotate_info->affine.sx*metrics.width;
466 offset.y=annotate_info->affine.ty+i*annotate_info->affine.sy*height-
467 annotate_info->affine.rx*metrics.width;
473 if (draw_info->undercolor.opacity != TransparentOpacity)
482 undercolor_info->fill=draw_info->undercolor;
483 undercolor_info->affine=draw_info->affine;
484 undercolor_info->affine.tx=offset.x-draw_info->affine.ry*metrics.ascent;
485 undercolor_info->affine.ty=offset.y-draw_info->affine.sy*metrics.ascent;
486 (void) FormatLocaleString(primitive,MaxTextExtent,
487 "rectangle 0.0,0.0 %g,%g",metrics.origin.x,(
double) height);
488 (void) CloneString(&undercolor_info->primitive,primitive);
489 (void) DrawImage(image,undercolor_info);
490 (void) DestroyDrawInfo(undercolor_info);
492 annotate_info->affine.tx=offset.x;
493 annotate_info->affine.ty=offset.y;
494 pixel=annotate_info->fill;
495 if (annotate_info->stroke.opacity != TransparentOpacity)
496 pixel=annotate_info->stroke;
497 (void) QueryColorname(image,&pixel,SVGCompliance,color,&image->exception);
498 (void) FormatLocaleString(primitive,MagickPathExtent,
"stroke %s "
499 "stroke-width %g line 0,0 %g,0",color,(
double)
500 metrics.underline_thickness,(double) metrics.width);
504 switch (annotate->decorate)
506 case OverlineDecoration:
508 annotate_info->affine.ty-=(draw_info->affine.sy*(metrics.ascent+
509 metrics.descent-metrics.underline_position));
510 (void) CloneString(&annotate_info->primitive,primitive);
511 (void) DrawImage(image,annotate_info);
514 case UnderlineDecoration:
516 annotate_info->affine.ty-=(draw_info->affine.sy*
517 metrics.underline_position);
518 (void) CloneString(&annotate_info->primitive,primitive);
519 (void) DrawImage(image,annotate_info);
525 status=RenderType(image,annotate,&offset,&metrics);
526 if (status == MagickFalse)
528 if (annotate->decorate == LineThroughDecoration)
530 annotate_info->affine.ty-=(draw_info->affine.sy*(height+
531 metrics.underline_position+metrics.descent*2)/2.0);
532 (void) CloneString(&annotate_info->primitive,primitive);
533 (void) DrawImage(image,annotate_info);
539 annotate_info=DestroyDrawInfo(annotate_info);
540 annotate=DestroyDrawInfo(annotate);
541 textlist=(
char **) RelinquishMagickMemory(textlist);
542 text=DestroyString(text);
579 static inline char *ReplaceSpaceWithNewline(
char **caption,
char *space)
584 if ((caption == (
char **) NULL) || (space == (
char *) NULL))
585 return((
char *) NULL);
586 octets=(size_t) GetUTFOctets(space);
600 length=strlen(*caption);
602 offset=space-(*caption);
605 target=AcquireString(*caption);
606 CopyMagickString(target,*caption,(
size_t) offset+2);
607 ConcatenateMagickString(target,space+octets,length);
608 (void) DestroyString(*caption);
610 space=(*caption)+offset;
616 MagickExport ssize_t FormatMagickCaption(
Image *image,
DrawInfo *draw_info,
617 const MagickBooleanType split,
TypeMetric *metrics,
char **caption)
634 if ((caption == (
char **) NULL) || (*caption == (
char *) NULL))
639 for (p=(*caption); GetUTFCode(p) != 0; p+=GetUTFOctets(p))
650 if ((IsUTFSpace(code) != MagickFalse) &&
651 (IsNonBreakingUTFSpace(code) == MagickFalse))
654 if (width > image->columns)
655 p=ReplaceSpaceWithNewline(caption,s);
657 for (i=0; i < (ssize_t) GetUTFOctets(p); i++)
660 status=GetTypeMetrics(image,draw_info,metrics);
661 if (status == MagickFalse)
663 width=CastDoubleToUnsigned(metrics->width+draw_info->stroke_width+0.5);
664 if (width <= image->columns)
666 if (s != (
char *) NULL)
667 p=ReplaceSpaceWithNewline(caption,s);
669 if ((split != MagickFalse) || (GetUTFOctets(p) > 2))
675 if ((n > 0) && ((*caption)[n-1] !=
'\n'))
680 target=AcquireString(*caption);
681 CopyMagickString(target,*caption,(
size_t) n+1);
682 ConcatenateMagickString(target,
"\n",strlen(*caption)+1);
683 ConcatenateMagickString(target,p,strlen(*caption)+2);
684 (void) DestroyString(*caption);
693 for (p=(*caption); GetUTFCode(p) != 0; p+=GetUTFOctets(p))
694 if (GetUTFCode(p) ==
'\n')
746 MagickExport MagickBooleanType GetMultilineTypeMetrics(
Image *image,
773 assert(image != (
Image *) NULL);
774 assert(image->signature == MagickCoreSignature);
775 if (IsEventLogging() != MagickFalse)
776 (void) LogMagickEvent(TraceEvent,GetMagickModule(),
"%s",image->filename);
777 assert(draw_info != (
DrawInfo *) NULL);
778 assert(draw_info->text != (
char *) NULL);
779 assert(draw_info->signature == MagickCoreSignature);
780 if (*draw_info->text ==
'\0')
782 (void) ThrowMagickException(&image->exception,GetMagickModule(),
783 OptionError,
"LabelExpected",
"`%s'",image->filename);
786 annotate_info=CloneDrawInfo((
ImageInfo *) NULL,draw_info);
787 annotate_info->text=DestroyString(annotate_info->text);
791 textlist=StringToStrings(draw_info->text,&count);
792 if (textlist == (
char **) NULL)
794 annotate_info=DestroyDrawInfo(annotate_info);
797 annotate_info->render=MagickFalse;
798 annotate_info->direction=UndefinedDirection;
799 (void) memset(metrics,0,
sizeof(*metrics));
800 (void) memset(&extent,0,
sizeof(extent));
804 annotate_info->text=textlist[0];
805 status=GetTypeMetrics(image,annotate_info,&extent);
807 height=(count*(size_t) (metrics->ascent-metrics->descent+
808 0.5)+(count-1)*draw_info->interline_spacing);
809 size=(MagickSizeType) fabs(height);
810 if (AcquireMagickResource(HeightResource,size) == MagickFalse)
812 (void) ThrowMagickException(&image->exception,GetMagickModule(),
813 ImageError,
"WidthOrHeightExceedsLimit",
"`%s'",image->filename);
818 for (i=1; i < (ssize_t) count; i++)
820 annotate_info->text=textlist[i];
821 status=GetTypeMetrics(image,annotate_info,&extent);
822 if (status == MagickFalse)
824 if (extent.width > metrics->width)
826 size=(MagickSizeType) fabs(extent.width);
827 if (AcquireMagickResource(WidthResource,size) == MagickFalse)
829 (void) ThrowMagickException(&image->exception,GetMagickModule(),
830 ImageError,
"WidthOrHeightExceedsLimit",
"`%s'",image->filename);
835 metrics->height=(double) height;
840 annotate_info->text=(
char *) NULL;
841 annotate_info=DestroyDrawInfo(annotate_info);
842 for (i=0; i < (ssize_t) count; i++)
843 textlist[i]=DestroyString(textlist[i]);
844 textlist=(
char **) RelinquishMagickMemory(textlist);
892 MagickExport MagickBooleanType GetTypeMetrics(
Image *image,
904 assert(image != (
Image *) NULL);
905 assert(image->signature == MagickCoreSignature);
906 if (IsEventLogging() != MagickFalse)
907 (void) LogMagickEvent(TraceEvent,GetMagickModule(),
"%s",image->filename);
908 assert(draw_info != (
DrawInfo *) NULL);
909 assert(draw_info->text != (
char *) NULL);
910 assert(draw_info->signature == MagickCoreSignature);
911 annotate_info=CloneDrawInfo((
ImageInfo *) NULL,draw_info);
912 annotate_info->render=MagickFalse;
913 annotate_info->direction=UndefinedDirection;
914 (void) memset(metrics,0,
sizeof(*metrics));
917 status=RenderType(image,annotate_info,&offset,metrics);
918 if (draw_info->debug != MagickFalse)
919 (void) LogMagickEvent(AnnotateEvent,GetMagickModule(),
"Metrics: text: %s; "
920 "width: %g; height: %g; ascent: %g; descent: %g; max advance: %g; "
921 "bounds: %g,%g %g,%g; origin: %g,%g; pixels per em: %g,%g; "
922 "underline position: %g; underline thickness: %g",annotate_info->text,
923 metrics->width,metrics->height,metrics->ascent,metrics->descent,
924 metrics->max_advance,metrics->bounds.x1,metrics->bounds.y1,
925 metrics->bounds.x2,metrics->bounds.y2,metrics->origin.x,metrics->origin.y,
926 metrics->pixels_per_em.x,metrics->pixels_per_em.y,
927 metrics->underline_position,metrics->underline_thickness);
928 annotate_info=DestroyDrawInfo(annotate_info);
962 static MagickBooleanType RenderType(
Image *image,
const DrawInfo *draw_info,
981 if (draw_info->font != (
char *) NULL)
983 if (*draw_info->font ==
'@')
985 status=RenderFreetype(image,draw_info,draw_info->encoding,offset,
989 if (*draw_info->font ==
'-')
990 return(RenderX11(image,draw_info,offset,metrics));
991 if (*draw_info->font ==
'^')
992 return(RenderPostscript(image,draw_info,offset,metrics));
993 if (IsPathAccessible(draw_info->font) != MagickFalse)
995 status=RenderFreetype(image,draw_info,draw_info->encoding,offset,
999 type_info=GetTypeInfo(draw_info->font,&image->exception);
1000 if (type_info == (
const TypeInfo *) NULL)
1001 (void) ThrowMagickException(&image->exception,GetMagickModule(),
1002 TypeWarning,
"UnableToReadFont",
"`%s'",draw_info->font);
1004 if ((type_info == (
const TypeInfo *) NULL) &&
1005 (draw_info->family != (
const char *) NULL))
1007 if (strpbrk(draw_info->family,
",'\"") == (
char *) NULL)
1008 type_info=GetTypeInfoByFamily(draw_info->family,draw_info->style,
1009 draw_info->stretch,draw_info->weight,&image->exception);
1010 if (type_info == (
const TypeInfo *) NULL)
1024 family=StringToArgv(draw_info->family,&number_families);
1025 for (i=1; i < (ssize_t) number_families; i++)
1027 (void) SubstituteString(&family[i],
",",
"");
1028 type_info=GetTypeInfoByFamily(family[i],draw_info->style,
1029 draw_info->stretch,draw_info->weight,&image->exception);
1030 if ((type_info != (
const TypeInfo *) NULL) &&
1031 (LocaleCompare(family[i],type_info->family) == 0))
1034 for (i=0; i < (ssize_t) number_families; i++)
1035 family[i]=DestroyString(family[i]);
1036 family=(
char **) RelinquishMagickMemory(family);
1037 if (type_info == (
const TypeInfo *) NULL)
1038 (
void) ThrowMagickException(&image->exception,GetMagickModule(),
1039 TypeWarning,
"UnableToReadFont",
"`%s'",draw_info->family);
1042 font=GetPolicyValue(
"system:font");
1043 if (font != (
char *) NULL)
1045 if (IsPathAccessible(font) != MagickFalse)
1050 annotate_info=CloneDrawInfo((
ImageInfo *) NULL,draw_info);
1051 annotate_info->font=font;
1052 status=RenderFreetype(image,annotate_info,annotate_info->encoding,
1054 annotate_info=DestroyDrawInfo(annotate_info);
1057 font=DestroyString(font);
1059 sans_exception=AcquireExceptionInfo();
1060 if (type_info == (
const TypeInfo *) NULL)
1061 type_info=GetTypeInfoByFamily(
"Noto Sans",draw_info->style,
1062 draw_info->stretch,draw_info->weight,sans_exception);
1063 if (type_info == (
const TypeInfo *) NULL)
1064 type_info=GetTypeInfoByFamily(
"Nimbus Sans",draw_info->style,
1065 draw_info->stretch,draw_info->weight,sans_exception);
1066 if (type_info == (
const TypeInfo *) NULL)
1067 type_info=GetTypeInfoByFamily((
const char *) NULL,draw_info->style,
1068 draw_info->stretch,draw_info->weight,sans_exception);
1069 if (type_info == (
const TypeInfo *) NULL)
1070 type_info=GetTypeInfo(
"*",sans_exception);
1071 sans_exception=DestroyExceptionInfo(sans_exception);
1072 if (type_info == (
const TypeInfo *) NULL)
1074 status=RenderFreetype(image,draw_info,draw_info->encoding,offset,metrics);
1077 annotate_info=CloneDrawInfo((
ImageInfo *) NULL,draw_info);
1078 annotate_info->face=type_info->face;
1079 if (type_info->metrics != (
char *) NULL)
1080 (void) CloneString(&annotate_info->metrics,type_info->metrics);
1081 if (type_info->glyphs != (
char *) NULL)
1082 (
void) CloneString(&annotate_info->font,type_info->glyphs);
1083 status=RenderFreetype(image,annotate_info,type_info->encoding,offset,metrics);
1084 annotate_info=DestroyDrawInfo(annotate_info);
1121 #if defined(MAGICKCORE_FREETYPE_DELEGATE)
1123 #if defined(MAGICKCORE_RAQM_DELEGATE)
1124 static size_t ComplexRaqmTextLayout(
const Image *image,
1125 const DrawInfo *draw_info,
const char *text,
const size_t length,
1146 if (rq == (raqm_t *) NULL)
1148 if (raqm_set_text_utf8(rq,text,length) == 0)
1150 if (raqm_set_par_direction(rq,(raqm_direction_t) draw_info->direction) == 0)
1152 if (raqm_set_freetype_face(rq,face) == 0)
1154 features=GetImageProperty(image,
"type:features");
1155 if (features != (
const char *) NULL)
1170 token_info=AcquireTokenInfo();
1171 token=AcquireString(
"");
1172 status_token=Tokenizer(token_info,0,token,50,features,
"",
",",
"",
'\0',
1173 &breaker,&next,"e);
1174 while (status_token == 0)
1176 raqm_add_font_feature(rq,token,(
int) strlen(token));
1177 status_token=Tokenizer(token_info,0,token,50,features,
"",
",",
"",
'\0',
1178 &breaker,&next,"e);
1180 token_info=DestroyTokenInfo(token_info);
1181 token=DestroyString(token);
1183 if (raqm_layout(rq) == 0)
1185 glyphs=raqm_get_glyphs(rq,&extent);
1186 if (glyphs == (raqm_glyph_t *) NULL)
1191 *grapheme=(
GraphemeInfo *) AcquireQuantumMemory(extent,
sizeof(**grapheme));
1197 for (i=0; i < (ssize_t) extent; i++)
1199 (*grapheme)[i].index=glyphs[i].index;
1200 (*grapheme)[i].x_offset=(size_t) glyphs[i].x_offset;
1201 (*grapheme)[i].x_advance=(size_t) glyphs[i].x_advance;
1202 (*grapheme)[i].y_offset=(size_t) glyphs[i].y_offset;
1203 (*grapheme)[i].y_advance=(size_t) glyphs[i].y_advance;
1204 (*grapheme)[i].cluster=glyphs[i].cluster;
1211 static size_t ComplexTextLayout(
const DrawInfo *draw_info,
const char *text,
1212 const size_t length,
const FT_Face face,
const FT_Int32 flags,
1227 *grapheme=(
GraphemeInfo *) AcquireQuantumMemory(length+1,
sizeof(**grapheme));
1232 for (i=0; GetUTFCode(p) != 0; p+=GetUTFOctets(p), i++)
1234 (*grapheme)[i].index=(ssize_t) FT_Get_Char_Index(face,GetUTFCode(p));
1235 (*grapheme)[i].x_offset=0;
1236 (*grapheme)[i].y_offset=0;
1237 if (((*grapheme)[i].index != 0) && (last_glyph != 0))
1239 if (FT_HAS_KERNING(face))
1247 ft_status=FT_Get_Kerning(face,(FT_UInt) last_glyph,(FT_UInt)
1248 (*grapheme)[i].index,ft_kerning_default,&kerning);
1250 (*grapheme)[i-1].x_advance+=(FT_Pos) ((draw_info->direction ==
1251 RightToLeftDirection ? -1.0 : 1.0)*kerning.x);
1254 (void) FT_Load_Glyph(face,(FT_UInt) (*grapheme)[i].index,flags);
1255 (*grapheme)[i].x_advance=face->glyph->advance.x;
1256 (*grapheme)[i].y_advance=face->glyph->advance.y;
1257 (*grapheme)[i].cluster=p-text;
1258 last_glyph=(*grapheme)[i].index;
1264 static void FTCloseStream(FT_Stream stream)
1266 FILE *file = (FILE *) stream->descriptor.pointer;
1267 if (file != (FILE *) NULL)
1268 (
void) fclose(file);
1269 stream->descriptor.pointer=NULL;
1272 static unsigned long FTReadStream(FT_Stream stream,
unsigned long offset,
1273 unsigned char *buffer,
unsigned long count)
1275 FILE *file = (FILE *) stream->descriptor.pointer;
1276 if (file == (FILE *) NULL)
1280 if (offset > stream->size)
1283 return((
unsigned long) fseek(file,(off_t) offset,SEEK_SET));
1285 return((
unsigned long) fread(buffer,1,count,file));
1288 static inline MagickBooleanType IsEmptyOutline(FT_Outline outline)
1290 return((outline.n_points == 0) || (outline.n_contours <= 0) ? MagickTrue :
1294 static int TraceCubicBezier(FT_Vector *p,FT_Vector *q,FT_Vector *to,
1301 path[MaxTextExtent];
1303 affine=draw_info->affine;
1304 (void) FormatLocaleString(path,MaxTextExtent,
"C%g,%g %g,%g %g,%g",affine.tx+
1305 p->x/64.0,affine.ty-p->y/64.0,affine.tx+q->x/64.0,affine.ty-q->y/64.0,
1306 affine.tx+to->x/64.0,affine.ty-to->y/64.0);
1307 (void) ConcatenateString(&draw_info->primitive,path);
1311 static int TraceLineTo(FT_Vector *to,
DrawInfo *draw_info)
1317 path[MaxTextExtent];
1319 affine=draw_info->affine;
1320 (void) FormatLocaleString(path,MaxTextExtent,
"L%g,%g",affine.tx+to->x/64.0,
1321 affine.ty-to->y/64.0);
1322 (void) ConcatenateString(&draw_info->primitive,path);
1326 static int TraceMoveTo(FT_Vector *to,
DrawInfo *draw_info)
1332 path[MaxTextExtent];
1334 affine=draw_info->affine;
1335 (void) FormatLocaleString(path,MaxTextExtent,
"M%g,%g",affine.tx+to->x/64.0,
1336 affine.ty-to->y/64.0);
1337 (void) ConcatenateString(&draw_info->primitive,path);
1341 static int TraceQuadraticBezier(FT_Vector *control,FT_Vector *to,
1348 path[MaxTextExtent];
1350 affine=draw_info->affine;
1351 (void) FormatLocaleString(path,MaxTextExtent,
"Q%g,%g %g,%g",affine.tx+
1352 control->x/64.0,affine.ty-control->y/64.0,affine.tx+to->x/64.0,affine.ty-
1354 (void) ConcatenateString(&draw_info->primitive,path);
1358 static inline const char *FreetypeErrorMessage(FT_Error ft_status)
1360 #if FREETYPE_MAJOR == 2 && FREETYPE_MINOR >= 10
1361 return(FT_Error_String(ft_status));
1363 magick_unreferenced(ft_status);
1364 return((
const char *) NULL);
1368 static MagickBooleanType RenderFreetype(
Image *image,
const DrawInfo *draw_info,
1371 #if !defined(FT_OPEN_PATHNAME)
1372 #define FT_OPEN_PATHNAME ft_open_pathname
1375 #define ThrowFreetypeErrorException(tag,ft_status,value) \
1378 *error_string=FreetypeErrorMessage(ft_status); \
1379 if (error_string != (const char *) NULL) \
1380 (void) ThrowMagickException(exception,GetMagickModule(),TypeError, \
1381 tag,"`%s (%s)'",value, error_string); \
1383 (void) ThrowMagickException(exception,GetMagickModule(),TypeError, \
1384 tag,"`%s'",value); \
1387 typedef struct _GlyphInfo
1472 static FT_Outline_Funcs
1475 (FT_Outline_MoveTo_Func) TraceMoveTo,
1476 (FT_Outline_LineTo_Func) TraceLineTo,
1477 (FT_Outline_ConicTo_Func) TraceQuadraticBezier,
1478 (FT_Outline_CubicTo_Func) TraceCubicBezier,
1491 exception=(&image->exception);
1492 ft_status=FT_Init_FreeType(&library);
1494 ThrowFreetypeErrorException("UnableToInitializeFreetypeLibrary",ft_status,
1496 face_index=(FT_Long) draw_info->face;
1500 (
void) memset(&args,0,sizeof(args));
1501 if (draw_info->font == (
char *) NULL)
1503 const TypeInfo *type_info = GetTypeInfo(
"*",exception);
1504 if (type_info != (
const TypeInfo *) NULL)
1505 args.pathname=ConstantString(type_info->glyphs);
1508 if (*draw_info->font !=
'@')
1509 args.pathname=ConstantString(draw_info->font);
1515 ImageInfo *image_info=AcquireImageInfo();
1516 (void) CopyMagickString(image_info->filename,draw_info->font+1,
1518 (void) SetImageInfo(image_info,0,exception);
1519 face_index=(FT_Long) image_info->scene;
1520 args.pathname=ConstantString(image_info->filename);
1521 image_info=DestroyImageInfo(image_info);
1526 stream=(FT_StreamRec *) AcquireCriticalMemory(
sizeof(*stream));
1527 (void) memset(stream,0,
sizeof(*stream));
1528 if (stat(args.pathname,&attributes) == 0)
1529 stream->size=attributes.st_size >= 0 ? (
unsigned long)
1530 attributes.st_size : 0;
1531 stream->descriptor.pointer=fopen_utf8(args.pathname,
"rb");
1532 stream->read=(&FTReadStream);
1533 stream->close=(&FTCloseStream);
1534 args.flags=FT_OPEN_STREAM;
1536 face=(FT_Face) NULL;
1537 ft_status=FT_Open_Face(library,&args,face_index,&face);
1540 (void) FT_Done_FreeType(library);
1541 stream=(FT_StreamRec *) RelinquishMagickMemory(stream);
1542 ThrowFreetypeErrorException(
"UnableToReadFont",ft_status,args.pathname);
1543 args.pathname=DestroyString(args.pathname);
1544 return(MagickFalse);
1546 args.pathname=DestroyString(args.pathname);
1547 if ((draw_info->metrics != (
char *) NULL) &&
1548 (IsPathAccessible(draw_info->metrics) != MagickFalse))
1549 (void) FT_Attach_File(face,draw_info->metrics);
1550 encoding_type=FT_ENCODING_UNICODE;
1551 ft_status=FT_Select_Charmap(face,encoding_type);
1552 if ((ft_status != 0) && (face->num_charmaps != 0))
1553 ft_status=FT_Set_Charmap(face,face->charmaps[0]);
1554 if (encoding != (
const char *) NULL)
1556 if (LocaleCompare(encoding,
"AdobeCustom") == 0)
1557 encoding_type=FT_ENCODING_ADOBE_CUSTOM;
1558 if (LocaleCompare(encoding,
"AdobeExpert") == 0)
1559 encoding_type=FT_ENCODING_ADOBE_EXPERT;
1560 if (LocaleCompare(encoding,
"AdobeStandard") == 0)
1561 encoding_type=FT_ENCODING_ADOBE_STANDARD;
1562 if (LocaleCompare(encoding,
"AppleRoman") == 0)
1563 encoding_type=FT_ENCODING_APPLE_ROMAN;
1564 if (LocaleCompare(encoding,
"BIG5") == 0)
1565 encoding_type=FT_ENCODING_BIG5;
1566 #if defined(FT_ENCODING_PRC)
1567 if (LocaleCompare(encoding,
"GB2312") == 0)
1568 encoding_type=FT_ENCODING_PRC;
1570 #if defined(FT_ENCODING_JOHAB)
1571 if (LocaleCompare(encoding,
"Johab") == 0)
1572 encoding_type=FT_ENCODING_JOHAB;
1574 #if defined(FT_ENCODING_ADOBE_LATIN_1)
1575 if (LocaleCompare(encoding,
"Latin-1") == 0)
1576 encoding_type=FT_ENCODING_ADOBE_LATIN_1;
1578 #if defined(FT_ENCODING_ADOBE_LATIN_2)
1579 if (LocaleCompare(encoding,
"Latin-2") == 0)
1580 encoding_type=FT_ENCODING_OLD_LATIN_2;
1582 if (LocaleCompare(encoding,
"None") == 0)
1583 encoding_type=FT_ENCODING_NONE;
1584 if (LocaleCompare(encoding,
"SJIScode") == 0)
1585 encoding_type=FT_ENCODING_SJIS;
1586 if (LocaleCompare(encoding,
"Symbol") == 0)
1587 encoding_type=FT_ENCODING_MS_SYMBOL;
1588 if (LocaleCompare(encoding,
"Unicode") == 0)
1589 encoding_type=FT_ENCODING_UNICODE;
1590 if (LocaleCompare(encoding,
"Wansung") == 0)
1591 encoding_type=FT_ENCODING_WANSUNG;
1592 ft_status=FT_Select_Charmap(face,encoding_type);
1595 (void) FT_Done_Face(face);
1596 (void) FT_Done_FreeType(library);
1597 stream=(FT_StreamRec *) RelinquishMagickMemory(stream);
1598 ThrowFreetypeErrorException(
"UnrecognizedFontEncoding",ft_status,
1600 return(MagickFalse);
1606 resolution.x=DefaultResolution;
1607 resolution.y=DefaultResolution;
1608 if (draw_info->density != (
char *) NULL)
1616 flags=ParseGeometry(draw_info->density,&geometry_info);
1617 if ((flags & RhoValue) != 0)
1618 resolution.x=geometry_info.rho;
1619 resolution.y=resolution.x;
1620 if ((flags & SigmaValue) != 0)
1621 resolution.y=geometry_info.sigma;
1623 ft_status=FT_Set_Char_Size(face,(FT_F26Dot6) (64.0*draw_info->pointsize),
1624 (FT_F26Dot6) (64.0*draw_info->pointsize),(FT_UInt) resolution.x,
1625 (FT_UInt) resolution.y);
1628 (void) FT_Done_Face(face);
1629 (void) FT_Done_FreeType(library);
1630 stream=(FT_StreamRec *) RelinquishMagickMemory(stream);
1631 ThrowFreetypeErrorException(
"UnableToReadFont",ft_status,
1633 return(MagickFalse);
1635 metrics->pixels_per_em.x=face->size->metrics.x_ppem;
1636 metrics->pixels_per_em.y=face->size->metrics.y_ppem;
1637 metrics->ascent=(double) face->size->metrics.ascender/64.0;
1638 metrics->descent=(
double) face->size->metrics.descender/64.0;
1639 if (face->size->metrics.ascender == 0)
1644 metrics->ascent=face->size->metrics.y_ppem;
1645 if (face->size->metrics.descender == 0)
1646 metrics->descent=face->size->metrics.y_ppem/-3.5;
1649 metrics->origin.x=0;
1650 metrics->origin.y=0;
1651 metrics->height=(double) face->size->metrics.height/64.0;
1652 metrics->max_advance=0.0;
1653 if (face->size->metrics.max_advance > MagickEpsilon)
1654 metrics->max_advance=(double) face->size->metrics.max_advance/64.0;
1655 metrics->bounds.x1=0.0;
1656 metrics->bounds.y1=metrics->descent;
1657 metrics->bounds.x2=metrics->ascent+metrics->descent;
1658 metrics->bounds.y2=metrics->ascent+metrics->descent;
1659 metrics->underline_position=face->underline_position*
1660 (metrics->pixels_per_em.x*PerceptibleReciprocal(face->units_per_EM));
1661 metrics->underline_thickness=face->underline_thickness*
1662 (metrics->pixels_per_em.x*PerceptibleReciprocal(face->units_per_EM));
1664 FT_Get_First_Char(face,&first_glyph_id);
1665 if ((draw_info->text == (
char *) NULL) || (*draw_info->text ==
'\0') ||
1666 (first_glyph_id == 0))
1668 (void) FT_Done_Face(face);
1669 (void) FT_Done_FreeType(library);
1670 stream=(FT_StreamRec *) RelinquishMagickMemory(stream);
1676 if (draw_info->debug != MagickFalse)
1677 (void) LogMagickEvent(AnnotateEvent,GetMagickModule(),
"Font %s; "
1678 "font-encoding %s; text-encoding %s; pointsize %g",
1679 draw_info->font != (
char *) NULL ? draw_info->font :
"none",
1680 encoding != (
char *) NULL ? encoding :
"none",
1681 draw_info->encoding != (
char *) NULL ? draw_info->encoding :
"none",
1682 draw_info->pointsize);
1683 flags=FT_LOAD_DEFAULT;
1684 if (draw_info->render == MagickFalse)
1685 flags=FT_LOAD_NO_BITMAP;
1686 if (draw_info->text_antialias == MagickFalse)
1687 flags|=FT_LOAD_TARGET_MONO;
1690 #if defined(FT_LOAD_TARGET_LIGHT)
1691 flags|=FT_LOAD_TARGET_LIGHT;
1692 #elif defined(FT_LOAD_TARGET_LCD)
1693 flags|=FT_LOAD_TARGET_LCD;
1696 value=GetImageProperty(image,
"type:hinting");
1697 if ((value != (
const char *) NULL) && (LocaleCompare(value,
"off") == 0))
1698 flags|=FT_LOAD_NO_HINTING;
1700 glyph.image=(FT_Glyph) NULL;
1708 if (draw_info->render != MagickFalse)
1710 affine.xx=(FT_Fixed) (65536L*draw_info->affine.sx+0.5);
1711 affine.yx=(FT_Fixed) (-65536L*draw_info->affine.rx+0.5);
1712 affine.xy=(FT_Fixed) (-65536L*draw_info->affine.ry+0.5);
1713 affine.yy=(FT_Fixed) (65536L*draw_info->affine.sy+0.5);
1715 annotate_info=CloneDrawInfo((
ImageInfo *) NULL,draw_info);
1716 if (annotate_info->dash_pattern != (
double *) NULL)
1717 annotate_info->dash_pattern[0]=0.0;
1718 (void) CloneString(&annotate_info->primitive,
"path '");
1720 if (draw_info->render != MagickFalse)
1722 if (image->storage_class != DirectClass)
1723 (void) SetImageStorageClass(image,DirectClass);
1724 if (image->matte == MagickFalse)
1725 (void) SetImageAlphaChannel(image,OpaqueAlphaChannel);
1727 for (p=draw_info->text; GetUTFCode(p) != 0; p+=GetUTFOctets(p))
1728 if (GetUTFCode(p) < 0)
1730 utf8=(
unsigned char *) NULL;
1731 if (GetUTFCode(p) == 0)
1735 utf8=ConvertLatin1ToUTF8((
unsigned char *) draw_info->text);
1736 if (utf8 != (
unsigned char *) NULL)
1740 #if defined(MAGICKCORE_RAQM_DELEGATE)
1741 length=ComplexRaqmTextLayout(image,draw_info,p,strlen(p),face,&grapheme,
1744 length=ComplexTextLayout(draw_info,p,strlen(p),face,flags,&grapheme);
1746 missing_glyph_id=FT_Get_Char_Index(face,
' ');
1748 last_character=(ssize_t) length-1;
1749 for (i=0; i < (ssize_t) length; i++)
1763 glyph.id=grapheme[i].index;
1765 glyph.id=missing_glyph_id;
1766 if ((glyph.id != 0) && (last_glyph_id != 0))
1767 origin.x+=(FT_Pos) (64.0*draw_info->kerning);
1768 glyph.origin=origin;
1769 glyph.origin.x+=grapheme[i].x_offset;
1770 glyph.origin.y+=grapheme[i].y_offset;
1771 if (glyph.image != (FT_Glyph) NULL)
1773 FT_Done_Glyph(glyph.image);
1774 glyph.image=(FT_Glyph) NULL;
1776 ft_status=FT_Load_Glyph(face,glyph.id,flags);
1779 ft_status=FT_Get_Glyph(face->glyph,&glyph.image);
1782 outline=((FT_OutlineGlyph) glyph.image)->outline;
1783 if ((glyph.image->format != FT_GLYPH_FORMAT_OUTLINE) &&
1784 (IsEmptyOutline(outline) == MagickFalse))
1786 ft_status=FT_Outline_Get_BBox(&outline,&bounds);
1789 if ((bounds.xMin < metrics->bounds.x1) && (bounds.xMin != 0))
1790 metrics->bounds.x1=(double) bounds.xMin;
1791 if ((bounds.yMin < metrics->bounds.y1) && (bounds.yMin != 0))
1792 metrics->bounds.y1=(double) bounds.yMin;
1793 if ((bounds.xMax > metrics->bounds.x2) && (bounds.xMax != 0))
1794 metrics->bounds.x2=(double) bounds.xMax;
1795 if ((bounds.yMax > metrics->bounds.y2) && (bounds.yMax != 0))
1796 metrics->bounds.y2=(double) bounds.yMax;
1797 if (((draw_info->stroke.opacity != TransparentOpacity) ||
1798 (draw_info->stroke_pattern != (
Image *) NULL)) &&
1799 ((status != MagickFalse) && (draw_info->render != MagickFalse)))
1804 annotate_info->affine.tx=glyph.origin.x/64.0;
1805 annotate_info->affine.ty=(-glyph.origin.y/64.0);
1806 if (IsEmptyOutline(outline) == MagickFalse)
1807 ft_status=FT_Outline_Decompose(&outline,&OutlineMethods,
1810 FT_Vector_Transform(&glyph.origin,&affine);
1811 (void) FT_Glyph_Transform(glyph.image,&affine,&glyph.origin);
1812 ft_status=FT_Glyph_To_Bitmap(&glyph.image,FT_RENDER_MODE_NORMAL,
1813 (FT_Vector *) NULL,MagickTrue);
1816 bitmap=(FT_BitmapGlyph) glyph.image;
1817 point.x=offset->x+bitmap->left;
1818 if (bitmap->bitmap.pixel_mode == ft_pixel_mode_mono)
1819 point.x+=(origin.x/64.0);
1820 point.y=offset->y-bitmap->top;
1821 if (draw_info->render != MagickFalse)
1835 transparent_fill=((draw_info->fill.opacity == TransparentOpacity) &&
1836 (draw_info->fill_pattern == (
Image *) NULL) &&
1837 (draw_info->stroke.opacity == TransparentOpacity) &&
1838 (draw_info->stroke_pattern == (
Image *) NULL)) ? MagickTrue :
1840 p=bitmap->bitmap.buffer;
1841 image_view=AcquireAuthenticCacheView(image,exception);
1842 #if defined(MAGICKCORE_OPENMP_SUPPORT)
1843 #pragma omp parallel for schedule(static) shared(status) \
1844 magick_number_threads(image,image,bitmap->bitmap.rows,4)
1846 for (y=0; y < (ssize_t) bitmap->bitmap.rows; y++)
1867 if (status == MagickFalse)
1869 x_offset=CastDoubleToLong(ceil(point.x-0.5));
1870 y_offset=CastDoubleToLong(ceil(point.y+y-0.5));
1871 if ((y_offset < 0) || (y_offset >= (ssize_t) image->rows))
1874 if ((x_offset < 0) || (x_offset >= (ssize_t) image->columns))
1878 q=GetCacheViewAuthenticPixels(image_view,x_offset,y_offset,
1879 bitmap->bitmap.width,1,exception);
1880 active=q != (
PixelPacket *) NULL ? MagickTrue : MagickFalse;
1882 n=y*bitmap->bitmap.pitch;
1883 for (x=0; x < (ssize_t) bitmap->bitmap.width; x++, n++)
1885 x_offset=CastDoubleToLong(ceil(point.x+x-0.5));
1886 if ((x_offset < 0) || (x_offset >= (ssize_t) image->columns))
1893 if (bitmap->bitmap.buffer != (
unsigned char *) NULL)
1895 if (bitmap->bitmap.pixel_mode == ft_pixel_mode_grays)
1896 fill_opacity=(MagickRealType) (p[n])/(
1897 bitmap->bitmap.num_grays-1);
1899 if (bitmap->bitmap.pixel_mode == ft_pixel_mode_mono)
1900 fill_opacity=((p[(x >> 3)+y*bitmap->bitmap.pitch] &
1901 (1 << (~x & 0x07)))) == 0 ? 0.0 : 1.0;
1903 if (draw_info->text_antialias == MagickFalse)
1904 fill_opacity=fill_opacity >= 0.5 ? 1.0 : 0.0;
1905 if (active == MagickFalse)
1906 q=GetCacheViewAuthenticPixels(image_view,x_offset,y_offset,1,1,
1910 if (transparent_fill == MagickFalse)
1912 (void) GetFillColor(draw_info,x_offset,y_offset,&fill_color);
1913 fill_opacity=(double) QuantumRange-(
double) fill_opacity*
1914 ((double) QuantumRange-(
double) fill_color.opacity);
1915 MagickCompositeOver(&fill_color,fill_opacity,q,q->opacity,q);
1923 Da=1.0-(QuantumScale*((double) QuantumRange-(
double)
1926 fill_opacity=(1.0-RoundToUnity(Sa+Da-Sa*Da))*(
double)
1928 SetPixelAlpha(q,fill_opacity);
1930 if (active == MagickFalse)
1932 sync=SyncCacheViewAuthenticPixels(image_view,exception);
1933 if (sync == MagickFalse)
1938 sync=SyncCacheViewAuthenticPixels(image_view,exception);
1939 if (sync == MagickFalse)
1942 image_view=DestroyCacheView(image_view);
1943 if (((draw_info->stroke.opacity != TransparentOpacity) ||
1944 (draw_info->stroke_pattern != (
Image *) NULL)) &&
1945 (status != MagickFalse))
1950 annotate_info->linejoin=RoundJoin;
1951 annotate_info->affine.tx=offset->x;
1952 annotate_info->affine.ty=offset->y;
1953 (void) ConcatenateString(&annotate_info->primitive,
"'");
1954 if (strlen(annotate_info->primitive) > 7)
1955 (
void) DrawImage(image,annotate_info);
1956 (void) CloneString(&annotate_info->primitive,
"path '");
1959 if ((fabs(draw_info->interword_spacing) >= MagickEpsilon) &&
1960 (IsUTFSpace(GetUTFCode(p+grapheme[i].cluster)) != MagickFalse) &&
1961 (IsUTFSpace(code) == MagickFalse))
1962 origin.x+=(FT_Pos) (64.0*draw_info->interword_spacing);
1964 if (i == last_character)
1965 origin.x+=MagickMax((FT_Pos) grapheme[i].x_advance,bounds.xMax);
1967 origin.x+=(FT_Pos) grapheme[i].x_advance;
1968 origin.y+=(FT_Pos) grapheme[i].y_advance;
1969 metrics->origin.x=(double) origin.x;
1970 metrics->origin.y=(
double) origin.y;
1971 if (metrics->origin.x > metrics->width)
1972 metrics->width=metrics->origin.x;
1973 last_glyph_id=glyph.id;
1974 code=GetUTFCode(p+grapheme[i].cluster);
1977 grapheme=(
GraphemeInfo *) RelinquishMagickMemory(grapheme);
1978 if (utf8 != (
unsigned char *) NULL)
1979 utf8=(
unsigned char *) RelinquishMagickMemory(utf8);
1980 if (glyph.image != (FT_Glyph) NULL)
1982 FT_Done_Glyph(glyph.image);
1983 glyph.image=(FT_Glyph) NULL;
1988 metrics->bounds.x1/=64.0;
1989 metrics->bounds.y1/=64.0;
1990 metrics->bounds.x2/=64.0;
1991 metrics->bounds.y2/=64.0;
1992 metrics->origin.x/=64.0;
1993 metrics->origin.y/=64.0;
1994 metrics->width/=64.0;
1998 annotate_info=DestroyDrawInfo(annotate_info);
1999 (void) FT_Done_Face(face);
2000 (void) FT_Done_FreeType(library);
2001 stream=(FT_StreamRec *) RelinquishMagickMemory(stream);
2005 static MagickBooleanType RenderFreetype(
Image *image,
const DrawInfo *draw_info,
2006 const char *magick_unused(encoding),
const PointInfo *offset,
2009 (void) ThrowMagickException(&image->exception,GetMagickModule(),
2010 MissingDelegateWarning,
"DelegateLibrarySupportNotBuiltIn",
"`%s' (Freetype)",
2011 draw_info->font != (
char *) NULL ? draw_info->font :
"none");
2012 return(RenderPostscript(image,draw_info,offset,metrics));
2047 static char *EscapeParenthesis(
const char *source)
2061 assert(source != (
const char *) NULL);
2063 for (p=source; *p !=
'\0'; p++)
2065 if ((*p ==
'\\') || (*p ==
'(') || (*p ==
')'))
2068 ThrowFatalException(ResourceLimitFatalError,
"UnableToEscapeString");
2073 destination=(
char *) NULL;
2074 if (~length >= (MaxTextExtent-1))
2075 destination=(
char *) AcquireQuantumMemory(length+MaxTextExtent,
2076 sizeof(*destination));
2077 if (destination == (
char *) NULL)
2078 ThrowFatalException(ResourceLimitFatalError,
"UnableToEscapeString");
2081 for (p=source; *p !=
'\0'; p++)
2083 if ((*p ==
'\\') || (*p ==
'(') || (*p ==
')'))
2088 return(destination);
2091 static MagickBooleanType RenderPostscript(
Image *image,
2095 filename[MaxTextExtent],
2096 geometry[MaxTextExtent],
2132 if (draw_info->debug != MagickFalse)
2133 (void) LogMagickEvent(AnnotateEvent,GetMagickModule(),
2134 "Font %s; pointsize %g",draw_info->font != (
char *) NULL ?
2135 draw_info->font :
"none",draw_info->pointsize);
2137 unique_file=AcquireUniqueFileResource(filename);
2138 if (unique_file != -1)
2139 file=fdopen(unique_file,
"wb");
2140 if ((unique_file == -1) || (file == (FILE *) NULL))
2142 ThrowFileException(&image->exception,FileOpenError,
"UnableToOpenFile",
2144 return(MagickFalse);
2146 (void) FormatLocaleFile(file,
"%%!PS-Adobe-3.0\n");
2147 (void) FormatLocaleFile(file,
"/ReencodeType\n");
2148 (void) FormatLocaleFile(file,
"{\n");
2149 (void) FormatLocaleFile(file,
" findfont dup length\n");
2150 (void) FormatLocaleFile(file,
2151 " dict begin { 1 index /FID ne {def} {pop pop} ifelse } forall\n");
2152 (void) FormatLocaleFile(file,
2153 " /Encoding ISOLatin1Encoding def currentdict end definefont pop\n");
2154 (void) FormatLocaleFile(file,
"} bind def\n");
2158 identity=(fabs(draw_info->affine.sx-draw_info->affine.sy) < MagickEpsilon) &&
2159 (fabs(draw_info->affine.rx) < MagickEpsilon) &&
2160 (fabs(draw_info->affine.ry) < MagickEpsilon) ? MagickTrue : MagickFalse;
2163 length=strlen(draw_info->text);
2164 for (i=0; i <= (ssize_t) (length+2); i++)
2166 point.x=fabs(draw_info->affine.sx*i*draw_info->pointsize+
2167 draw_info->affine.ry*2.0*draw_info->pointsize);
2168 point.y=fabs(draw_info->affine.rx*i*draw_info->pointsize+
2169 draw_info->affine.sy*2.0*draw_info->pointsize);
2170 if (point.x > extent.x)
2172 if (point.y > extent.y)
2175 (void) FormatLocaleFile(file,
"%g %g moveto\n",identity != MagickFalse ? 0.0 :
2176 extent.x/2.0,extent.y/2.0);
2177 (void) FormatLocaleFile(file,
"%g %g scale\n",draw_info->pointsize,
2178 draw_info->pointsize);
2179 if ((draw_info->font == (
char *) NULL) || (*draw_info->font ==
'\0') ||
2180 (strchr(draw_info->font,
'/') != (
char *) NULL))
2181 (
void) FormatLocaleFile(file,
2182 "/Times-Roman-ISO dup /Times-Roman ReencodeType findfont setfont\n");
2184 (
void) FormatLocaleFile(file,
2185 "/%s-ISO dup /%s ReencodeType findfont setfont\n",draw_info->font,
2187 (void) FormatLocaleFile(file,
"[%g %g %g %g 0 0] concat\n",
2188 draw_info->affine.sx,-draw_info->affine.rx,-draw_info->affine.ry,
2189 draw_info->affine.sy);
2190 text=EscapeParenthesis(draw_info->text);
2191 if (identity == MagickFalse)
2192 (void) FormatLocaleFile(file,
"(%s) stringwidth pop -0.5 mul -0.5 rmoveto\n",
2194 (void) FormatLocaleFile(file,
"(%s) show\n",text);
2195 text=DestroyString(text);
2196 (void) FormatLocaleFile(file,
"showpage\n");
2197 (void) fclose(file);
2198 (void) FormatLocaleString(geometry,MaxTextExtent,
"%.20gx%.20g+0+0!",
2199 floor(extent.x+0.5),floor(extent.y+0.5));
2200 annotate_info=AcquireImageInfo();
2201 (void) FormatLocaleString(annotate_info->filename,MaxTextExtent,
"ps:%s",
2203 (void) CloneString(&annotate_info->page,geometry);
2204 if (draw_info->density != (
char *) NULL)
2205 (
void) CloneString(&annotate_info->density,draw_info->density);
2206 annotate_info->antialias=draw_info->text_antialias;
2207 annotate_image=ReadImage(annotate_info,&image->exception);
2208 CatchException(&image->exception);
2209 annotate_info=DestroyImageInfo(annotate_info);
2210 (void) RelinquishUniqueFileResource(filename);
2211 if (annotate_image == (
Image *) NULL)
2212 return(MagickFalse);
2213 resolution.x=DefaultResolution;
2214 resolution.y=DefaultResolution;
2215 if (draw_info->density != (
char *) NULL)
2223 flags=ParseGeometry(draw_info->density,&geometry_info);
2224 if ((flags & RhoValue) != 0)
2225 resolution.x=geometry_info.rho;
2226 resolution.y=resolution.x;
2227 if ((flags & SigmaValue) != 0)
2228 resolution.y=geometry_info.sigma;
2230 if (identity == MagickFalse)
2231 (void) TransformImage(&annotate_image,
"0x0",(
char *) NULL);
2237 crop_info=GetImageBoundingBox(annotate_image,&annotate_image->exception);
2238 crop_info.height=(size_t) ((resolution.y/DefaultResolution)*
2239 ExpandAffine(&draw_info->affine)*draw_info->pointsize+0.5);
2240 crop_info.y=CastDoubleToLong(ceil((resolution.y/DefaultResolution)*
2242 (void) FormatLocaleString(geometry,MaxTextExtent,
2243 "%.20gx%.20g%+.20g%+.20g",(
double) crop_info.width,(double)
2244 crop_info.height,(
double) crop_info.x,(double) crop_info.y);
2245 (void) TransformImage(&annotate_image,geometry,(
char *) NULL);
2247 metrics->pixels_per_em.x=(resolution.y/DefaultResolution)*
2248 ExpandAffine(&draw_info->affine)*draw_info->pointsize;
2249 metrics->pixels_per_em.y=metrics->pixels_per_em.x;
2250 metrics->ascent=metrics->pixels_per_em.y;
2251 metrics->descent=metrics->pixels_per_em.y/-5.0;
2252 metrics->width=(double) annotate_image->columns/
2253 ExpandAffine(&draw_info->affine);
2254 metrics->height=floor(metrics->ascent-metrics->descent+0.5);
2255 metrics->max_advance=metrics->pixels_per_em.x;
2256 metrics->bounds.x1=0.0;
2257 metrics->bounds.y1=metrics->descent;
2258 metrics->bounds.x2=metrics->ascent+metrics->descent;
2259 metrics->bounds.y2=metrics->ascent+metrics->descent;
2260 metrics->underline_position=(-2.0);
2261 metrics->underline_thickness=1.0;
2262 if (draw_info->render == MagickFalse)
2264 annotate_image=DestroyImage(annotate_image);
2267 if (draw_info->fill.opacity != TransparentOpacity)
2284 if (image->matte == MagickFalse)
2285 (void) SetImageAlphaChannel(image,OpaqueAlphaChannel);
2286 if (annotate_image->matte == MagickFalse)
2287 (void) SetImageAlphaChannel(annotate_image,OpaqueAlphaChannel);
2288 fill_color=draw_info->fill;
2290 exception=(&image->exception);
2291 annotate_view=AcquireAuthenticCacheView(annotate_image,exception);
2292 #if defined(MAGICKCORE_OPENMP_SUPPORT)
2293 #pragma omp parallel for schedule(static) shared(status) \
2294 magick_number_threads(annotate_image,annotate_image,annotate_image->rows,4)
2296 for (y=0; y < (ssize_t) annotate_image->rows; y++)
2304 if (status == MagickFalse)
2306 q=GetCacheViewAuthenticPixels(annotate_view,0,y,annotate_image->columns,
2313 for (x=0; x < (ssize_t) annotate_image->columns; x++)
2315 (void) GetFillColor(draw_info,x,y,&fill_color);
2316 SetPixelAlpha(q,ClampToQuantum(((((
double) QuantumRange-
2317 GetPixelIntensity(annotate_image,q))*((
double) QuantumRange-
2318 (
double) fill_color.opacity))/(
double) QuantumRange)));
2319 SetPixelRed(q,fill_color.red);
2320 SetPixelGreen(q,fill_color.green);
2321 SetPixelBlue(q,fill_color.blue);
2324 sync=SyncCacheViewAuthenticPixels(annotate_view,exception);
2325 if (sync == MagickFalse)
2328 annotate_view=DestroyCacheView(annotate_view);
2329 (void) CompositeImage(image,OverCompositeOp,annotate_image,
2330 (ssize_t) ceil(offset->x-0.5),(ssize_t) ceil(offset->y-(metrics->ascent+
2331 metrics->descent)-0.5));
2333 annotate_image=DestroyImage(annotate_image);
2367 static MagickBooleanType RenderX11(
Image *image,
const DrawInfo *draw_info,
2374 ActivateSemaphoreInfo(&annotate_semaphore);
2375 LockSemaphoreInfo(annotate_semaphore);
2376 status=XRenderImage(image,draw_info,offset,metrics);
2377 UnlockSemaphoreInfo(annotate_semaphore);