2 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
13 % Read Windows Metafile Format %
17 % Dec 2000 - May 2001 %
18 % Oct 2001 - May 2002 %
20 % Port to libwmf 0.2 API %
21 % Francis J. Franklin %
22 % May 2001 - Oct 2001 %
25 % Copyright 1999-2010 ImageMagick Studio LLC, a non-profit organization %
26 % dedicated to making software imaging solutions freely available. %
28 % You may not use this file except in compliance with the License. You may %
29 % obtain a copy of the License at %
31 % http://www.imagemagick.org/script/license.php %
33 % Unless required by applicable law or agreed to in writing, software %
34 % distributed under the License is distributed on an "AS IS" BASIS, %
35 % WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. %
36 % See the License for the specific language governing permissions and %
37 % limitations under the License. %
39 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
45 #include "magick/studio.h"
46 #include "magick/property.h"
47 #include "magick/blob.h"
48 #include "magick/blob-private.h"
49 #include "magick/color.h"
50 #include "magick/color-private.h"
51 #include "magick/constitute.h"
52 #include "magick/exception.h"
53 #include "magick/exception-private.h"
54 #include "magick/image.h"
55 #include "magick/image-private.h"
56 #include "magick/list.h"
57 #include "magick/log.h"
58 #include "magick/magick.h"
59 #include "magick/memory_.h"
60 #include "magick/monitor.h"
61 #include "magick/monitor-private.h"
62 #include "magick/paint.h"
63 #include "magick/quantum-private.h"
64 #include "magick/static.h"
65 #include "magick/string_.h"
66 #include "magick/module.h"
67 #include "magick/type.h"
68 #include "magick/module.h"
69 #include "wand/MagickWand.h"
71 #if defined(MAGICKCORE_WMF_DELEGATE) || defined(MAGICKCORE_WMFLITE_DELEGATE)
73 #define ERR(API) ((API)->err != wmf_E_None)
74 #define XC(x) ((double) x)
75 #define YC(y) ((double) y)
78 # define M_PI MagickPI
81 #if defined(MAGICKCORE_HAVE_FT2BUILD_H)
82 # include <ft2build.h>
85 #include "libwmf/fund.h"
86 #include "libwmf/types.h"
87 #include "libwmf/api.h"
104 /* The following additinal undefs were required for MinGW */
107 #undef PS_ENDCAP_ROUND
108 #undef PS_ENDCAP_SQUARE
109 #undef PS_ENDCAP_FLAT
110 #undef PS_ENDCAP_MASK
117 #undef STRETCH_ANDSCANS
118 #undef STRETCH_ORSCANS
119 #undef STRETCH_DELETESCANS
120 #undef STRETCH_HALFTONE
123 #undef ETO_GLYPH_INDEX
124 #undef ETO_RTLREADING
126 #include "libwmf/defs.h"
127 #include "libwmf/ipa.h"
128 #include "libwmf/color.h"
129 #include "libwmf/macro.h"
131 /* Unit conversions */
132 #define TWIPS_PER_INCH 1440
133 #define CENTIMETERS_PER_INCH 2.54
134 #define POINTS_PER_INCH 72
136 #if defined(MAGICKCORE_WMFLITE_DELEGATE)
137 # define wmf_api_create(api,flags,options) wmf_lite_create(api,flags,options)
138 # define wmf_api_destroy(api) wmf_lite_destroy(api)
139 # undef WMF_FONT_PSNAME
140 # define WMF_FONT_PSNAME(F) ((F)->user_data ? ((wmf_magick_font_t*) (F)->user_data)->ps_name : 0)
142 typedef struct _wmf_magick_font_t wmf_magick_font_t;
144 struct _wmf_magick_font_t
152 typedef struct _wmf_magick_t wmf_magick_t;
160 /* Scale and translation factors */
172 /* ImageMagick image */
202 #define WMF_MAGICK_GetData(Z) ((wmf_magick_t*)((Z)->device_data))
203 #define WMF_MAGICK_GetFontData(Z) \
204 ((wmf_magick_font_t*)((wmfFontData *)Z->font_data)->user_data)
206 #define WmfDrawingWand (((wmf_magick_t*)((API)->device_data))->draw_wand)
208 /* Enum to control whether util_set_brush applies brush to fill or
217 /* Enum to specify arc type */
220 magick_arc_ellipse = 0,
227 #if defined(MAGICKCORE_WMFLITE_DELEGATE)
228 static void lite_font_init (wmfAPI* API, wmfAPI_Options* options);
229 static void lite_font_map(wmfAPI* API,wmfFont* font);
230 static float lite_font_stringwidth(wmfAPI* API, wmfFont* font, char* str);
233 static void draw_fill_color_rgb(wmfAPI* API, const wmfRGB* rgb);
234 static void draw_stroke_color_rgb(wmfAPI* API, const wmfRGB* rgb);
235 static void draw_pattern_push(wmfAPI* API, unsigned long id, unsigned long columns, unsigned long rows);
236 static int ipa_blob_read(void* wand);
237 static int ipa_blob_seek(void* wand,long position);
238 static long ipa_blob_tell(void* wand);
239 static void ipa_bmp_draw(wmfAPI * API, wmfBMP_Draw_t * bmp_draw);
240 static void ipa_bmp_free(wmfAPI * API, wmfBMP * bmp);
241 static void ipa_bmp_read(wmfAPI * API, wmfBMP_Read_t * bmp_read);
242 static void ipa_device_begin(wmfAPI * API);
243 static void ipa_device_close(wmfAPI * API);
244 static void ipa_device_end(wmfAPI * API);
245 static void ipa_device_open(wmfAPI * API);
246 static void ipa_draw_arc(wmfAPI * API, wmfDrawArc_t * draw_arc);
247 static void ipa_draw_chord(wmfAPI * API, wmfDrawArc_t * draw_arc);
248 static void ipa_draw_ellipse(wmfAPI * API, wmfDrawArc_t * draw_arc);
249 static void ipa_draw_line(wmfAPI * API, wmfDrawLine_t * draw_line);
250 static void ipa_draw_pie(wmfAPI * API, wmfDrawArc_t * draw_arc);
251 static void ipa_draw_pixel(wmfAPI * API, wmfDrawPixel_t * draw_pixel);
252 static void ipa_draw_polygon(wmfAPI * API, wmfPolyLine_t * poly_line);
253 #if defined(MAGICKCORE_WMFLITE_DELEGATE)
254 static void ipa_draw_polypolygon(wmfAPI * API, wmfPolyPoly_t* polypolygon);
256 static void ipa_draw_rectangle(wmfAPI * API, wmfDrawRectangle_t * draw_rect);
257 static void ipa_draw_text(wmfAPI * API, wmfDrawText_t * draw_text);
258 static void ipa_flood_exterior(wmfAPI * API, wmfFlood_t * flood);
259 static void ipa_flood_interior(wmfAPI * API, wmfFlood_t * flood);
260 static void ipa_functions(wmfAPI * API);
261 static void ipa_poly_line(wmfAPI * API, wmfPolyLine_t * poly_line);
262 static void ipa_region_clip(wmfAPI * API, wmfPolyRectangle_t * poly_rect);
263 static void ipa_region_frame(wmfAPI * API, wmfPolyRectangle_t * poly_rect);
264 static void ipa_region_paint(wmfAPI * API, wmfPolyRectangle_t * poly_rect);
265 static void ipa_rop_draw(wmfAPI * API, wmfROP_Draw_t * rop_draw);
266 static void ipa_udata_copy(wmfAPI * API, wmfUserData_t * userdata);
267 static void ipa_udata_free(wmfAPI * API, wmfUserData_t * userdata);
268 static void ipa_udata_init(wmfAPI * API, wmfUserData_t * userdata);
269 static void ipa_udata_set(wmfAPI * API, wmfUserData_t * userdata);
270 static int magick_progress_callback(void* wand,float quantum);
271 static void util_draw_arc(wmfAPI * API, wmfDrawArc_t * draw_arc,magick_arc_t finish);
272 #if defined(MAGICKCORE_WMFLITE_DELEGATE)
273 /*static int util_font_weight( const char* font );*/
275 static double util_pointsize( wmfAPI* API, wmfFont* font, char* str, double font_height);
276 static void util_set_brush(wmfAPI * API, wmfDC * dc, const BrushApply brush_apply);
277 static void util_set_pen(wmfAPI * API, wmfDC * dc);
279 /* Progress callback */
280 int magick_progress_callback(void *context,float quantum)
294 image=(Image *) context;
295 assert(image->signature == MagickSignature);
296 offset=(MagickOffsetType) floor((double) (100.0*quantum));
298 status=SetImageProgress(image,LoadImagesTag,TellBlob(image),
300 return(status == MagickTrue ? 0 : 1);
304 static void draw_fill_color_string(DrawingWand *drawing_wand,const char *color)
309 fill_color=NewPixelWand();
310 PixelSetColor(fill_color,color);
311 DrawSetFillColor(drawing_wand,fill_color);
312 fill_color=DestroyPixelWand(fill_color);
314 static void draw_fill_color_rgb( wmfAPI* API, const wmfRGB* rgb )
319 fill_color=NewPixelWand();
320 PixelSetRedQuantum(fill_color,ScaleCharToQuantum(rgb->r));
321 PixelSetGreenQuantum(fill_color,ScaleCharToQuantum(rgb->g));
322 PixelSetBlueQuantum(fill_color,ScaleCharToQuantum(rgb->b));
323 PixelSetOpacityQuantum(fill_color,OpaqueOpacity);
324 DrawSetFillColor(WmfDrawingWand,fill_color);
325 fill_color=DestroyPixelWand(fill_color);
328 /* Set stroke color */
329 static void draw_stroke_color_string(DrawingWand *drawing_wand,const char *color)
334 stroke_color=NewPixelWand();
335 PixelSetColor(stroke_color,color);
336 DrawSetStrokeColor(drawing_wand,stroke_color);
337 stroke_color=DestroyPixelWand(stroke_color);
340 static void draw_stroke_color_rgb( wmfAPI* API, const wmfRGB* rgb )
345 stroke_color=NewPixelWand();
346 PixelSetRedQuantum(stroke_color,ScaleCharToQuantum(rgb->r));
347 PixelSetGreenQuantum(stroke_color,ScaleCharToQuantum(rgb->g));
348 PixelSetBlueQuantum(stroke_color,ScaleCharToQuantum(rgb->b));
349 PixelSetOpacityQuantum(stroke_color,OpaqueOpacity);
350 DrawSetStrokeColor(WmfDrawingWand,stroke_color);
351 stroke_color=DestroyPixelWand(stroke_color);
354 /* Set under color */
355 static void draw_under_color_string(DrawingWand *drawing_wand,const char *color)
360 under_color=NewPixelWand();
361 PixelSetColor(under_color,color);
362 DrawSetTextUnderColor(drawing_wand,under_color);
363 under_color=DestroyPixelWand(under_color);
366 static void draw_pattern_push( wmfAPI* API,
368 unsigned long columns,
374 (void) FormatMagickString(pattern_id,MaxTextExtent,"brush_%lu",id);
375 (void) DrawPushPattern(WmfDrawingWand,pattern_id,0,0,columns,rows);
378 /* Pattern/Bit BLT with raster operation (ROP) support. Invoked by
379 META_PATBLT, which is equivalent to Windows PatBlt() call, or by
380 META_DIBBITBLT which is equivalent to Windows BitBlt() call. */
382 /* The BitBlt function transfers pixels from a rectangular area in one
383 device wand called the 'source', to a rectangular area of the
384 same size in another device wand, called the 'destination'. */
386 static void ipa_rop_draw(wmfAPI * API, wmfROP_Draw_t * rop_draw)
389 /* *brush = WMF_DC_BRUSH(rop_draw->dc); */
392 /* *brush_bmp = WMF_BRUSH_BITMAP(brush); */
394 if (TO_FILL(rop_draw) == 0)
397 /* Save graphic wand */
398 (void) PushDrawingWand(WmfDrawingWand);
400 /* FIXME: finish implementing (once we know what it is supposed to do!) */
403 struct _wmfROP_Draw_t
416 /* if (brush_bmp && brush_bmp->data != 0) */
417 /* printf("Have an image!\n"); */
419 switch (rop_draw->ROP) /* Ternary raster operations */
421 case SRCCOPY: /* dest = source */
422 printf("ipa_rop_draw SRCCOPY ROP mode not implemented\n");
424 case SRCPAINT: /* dest = source OR dest */
425 printf("ipa_rop_draw SRCPAINT ROP mode not implemented\n");
427 case SRCAND: /* dest = source AND dest */
428 printf("ipa_rop_draw SRCAND ROP mode not implemented\n");
430 case SRCINVERT: /* dest = source XOR dest */
431 printf("ipa_rop_draw SRCINVERT ROP mode not implemented\n");
433 case SRCERASE: /* dest = source AND (NOT dest) */
434 printf("ipa_rop_draw SRCERASE ROP mode not implemented\n");
436 case NOTSRCCOPY: /* dest = (NOT source) */
437 printf("ipa_rop_draw NOTSRCCOPY ROP mode not implemented\n");
439 case NOTSRCERASE: /* dest = (NOT src) AND (NOT dest) */
440 printf("ipa_rop_draw NOTSRCERASE ROP mode not implemented\n");
442 case MERGECOPY: /* dest = (source AND pattern) */
443 printf("ipa_rop_draw MERGECOPY ROP mode not implemented\n");
445 case MERGEPAINT: /* dest = (NOT source) OR dest */
446 printf("ipa_rop_draw MERGEPAINT ROP mode not implemented\n");
448 case PATCOPY: /* dest = pattern */
449 util_set_brush(API, rop_draw->dc, BrushApplyFill);
451 case PATPAINT: /* dest = DPSnoo */
452 printf("ipa_rop_draw PATPAINT ROP mode not implemented\n");
454 case PATINVERT: /* dest = pattern XOR dest */
455 printf("ipa_rop_draw PATINVERT ROP mode not implemented\n");
457 case DSTINVERT: /* dest = (NOT dest) */
458 printf("ipa_rop_draw DSTINVERT ROP mode not implemented\n");
460 case BLACKNESS: /* dest = BLACK */
461 draw_fill_color_string(WmfDrawingWand,"black");
463 case WHITENESS: /* dest = WHITE */
464 draw_fill_color_string(WmfDrawingWand,"white");
467 printf("ipa_rop_draw 0x%x ROP mode not implemented\n", rop_draw->ROP);
471 DrawRectangle(WmfDrawingWand,
472 XC(rop_draw->TL.x), YC(rop_draw->TL.y),
473 XC(rop_draw->BR.x), YC(rop_draw->BR.y));
475 /* Restore graphic wand */
476 (void) PopDrawingWand(WmfDrawingWand);
479 static void ipa_bmp_draw(wmfAPI *API, wmfBMP_Draw_t *bmp_draw)
482 *ddata = WMF_MAGICK_GetData(API);
500 if (bmp_draw->bmp.data == 0)
503 GetExceptionInfo(&exception);
504 image = (Image*)bmp_draw->bmp.data;
507 InheritException(&ddata->image->exception,&exception);
511 if (bmp_draw->crop.x || bmp_draw->crop.y ||
512 (bmp_draw->crop.w != bmp_draw->bmp.width) ||
513 (bmp_draw->crop.h != bmp_draw->bmp.height))
515 /* Image needs to be cropped */
522 crop_info.x = bmp_draw->crop.x;
523 crop_info.y = bmp_draw->crop.y;
524 crop_info.width = bmp_draw->crop.w;
525 crop_info.height = bmp_draw->crop.h;
527 crop_image = CropImage( image, &crop_info, &exception );
530 image=DestroyImageList(image);
532 bmp_draw->bmp.data = (void*)image;
535 InheritException(&ddata->image->exception,&exception);
538 QueryColorDatabase( "white", &white, &exception );
540 if ( ddata->image_info->texture ||
541 !(IsColorEqual(&ddata->image_info->background_color,&white)) ||
542 ddata->image_info->background_color.opacity != OpaqueOpacity )
548 Set image white background to transparent so that it may be
549 overlaid over non-white backgrounds.
551 QueryMagickColor( "white", &white, &exception );
552 TransparentPaintImage( image, &white, QuantumRange, MagickFalse );
555 width = fabs(bmp_draw->pixel_width * (double) bmp_draw->crop.w);
556 height = fabs(bmp_draw->pixel_height * (double) bmp_draw->crop.h);
557 magick_wand=NewMagickWandFromImage(image);
558 (void) DrawComposite(WmfDrawingWand, CopyCompositeOp,
559 XC(bmp_draw->pt.x) * ddata->scale_x, YC(bmp_draw->pt.y) * ddata->scale_y,
560 width * ddata->scale_x, height * ddata->scale_y, magick_wand);
561 magick_wand=DestroyMagickWand(magick_wand);
564 printf("bmp_draw->bmp.data = 0x%lx\n", (long)bmp_draw->bmp.data);
565 printf("registry id = %li\n", id);
566 /* printf("pixel_width = %g\n", bmp_draw->pixel_width); */
567 /* printf("pixel_height = %g\n", bmp_draw->pixel_height); */
568 printf("bmp_draw->bmp WxH = %ix%i\n", bmp_draw->bmp.width, bmp_draw->bmp.height);
569 printf("bmp_draw->crop WxH = %ix%i\n", bmp_draw->crop.w, bmp_draw->crop.h);
570 printf("bmp_draw->crop x,y = %i,%i\n", bmp_draw->crop.x, bmp_draw->crop.y);
571 printf("image size WxH = %lux%lu\n", image->columns, image->rows);
575 static void ipa_bmp_read(wmfAPI * API, wmfBMP_Read_t * bmp_read) {
577 *ddata = WMF_MAGICK_GetData(API);
588 bmp_read->bmp.data = 0;
590 GetExceptionInfo(&exception);
592 image_info=CloneImageInfo((ImageInfo *) 0);
593 (void) CopyMagickString(image_info->magick,"DIB",MaxTextExtent);
594 if (bmp_read->width || bmp_read->height)
599 (void) FormatMagickString(size,MaxTextExtent,"%ux%u",bmp_read->width,
601 CloneString(&image_info->size,size);
604 printf("ipa_bmp_read: buffer=0x%lx length=%ld, width=%i, height=%i\n",
605 (long) bmp_read->buffer, bmp_read->length,
606 bmp_read->width, bmp_read->height);
608 image=BlobToImage(image_info, (const void *) bmp_read->buffer,
609 bmp_read->length, &exception);
610 image_info=DestroyImageInfo(image_info);
611 if (image == (Image *) NULL)
614 description[MaxTextExtent];
616 (void) FormatMagickString(description,MaxTextExtent,
617 "packed DIB at offset %ld",bmp_read->offset);
618 (void) ThrowMagickException(&ddata->image->exception,GetMagickModule(),
619 CorruptImageError,exception.reason,"`%s'",exception.description);
624 printf("ipa_bmp_read: rows=%ld,columns=%ld\n\n", image->rows, image->columns);
627 bmp_read->bmp.data = (void*)image;
628 bmp_read->bmp.width = (U16)image->columns;
629 bmp_read->bmp.height = (U16)image->rows;
633 static void ipa_bmp_free(wmfAPI * API, wmfBMP * bmp)
636 DestroyImageList((Image*)bmp->data);
637 bmp->data = (void*) 0;
638 bmp->width = (U16) 0;
639 bmp->height = (U16) 0;
643 This called by wmf_play() the *first* time the meta file is played
645 static void ipa_device_open(wmfAPI * API)
648 *ddata = WMF_MAGICK_GetData (API);
650 ddata->pattern_id = 0;
651 ddata->clipping = MagickFalse;
652 ddata->clip_mask_id = 0;
654 ddata->push_depth = 0;
656 ddata->draw_wand = DrawAllocateWand(ddata->draw_info,ddata->image);
660 This called by wmf_api_destroy()
662 static void ipa_device_close(wmfAPI * API)
665 *ddata = WMF_MAGICK_GetData(API);
667 DestroyDrawingWand(ddata->draw_wand);
668 DestroyDrawInfo(ddata->draw_info);
669 RelinquishMagickMemory(WMF_MAGICK_GetFontData(API)->ps_name);
673 This called from the beginning of each play for initial page setup
675 static void ipa_device_begin(wmfAPI * API)
678 comment[MaxTextExtent];
681 *ddata = WMF_MAGICK_GetData(API);
683 /* Make SVG output happy */
684 (void) PushDrawingWand(WmfDrawingWand);
686 DrawSetViewbox(WmfDrawingWand, 0, 0, ddata->image->columns, ddata->image->rows );
688 (void) FormatMagickString(comment,MaxTextExtent,"Created by ImageMagick %s",
689 GetMagickVersion((unsigned long *) NULL));
690 DrawComment(WmfDrawingWand,comment);
692 /* Scale width and height to image */
693 DrawScale(WmfDrawingWand, ddata->scale_x, ddata->scale_y);
695 /* Translate to TL corner of bounding box */
696 DrawTranslate(WmfDrawingWand, ddata->translate_x, ddata->translate_y);
699 DrawRotate(WmfDrawingWand, ddata->rotate);
701 if (ddata->image_info->texture == NULL)
706 /* Draw rectangle in background color */
707 background_color=NewPixelWand();
708 PixelSetQuantumColor(background_color,&ddata->image->background_color);
709 DrawSetFillColor(WmfDrawingWand,background_color);
710 background_color=DestroyPixelWand(background_color);
711 DrawRectangle(WmfDrawingWand,
712 XC(ddata->bbox.TL.x),YC(ddata->bbox.TL.y),
713 XC(ddata->bbox.BR.x),YC(ddata->bbox.BR.y));
717 /* Draw rectangle with texture image the SVG way */
727 GetExceptionInfo(&exception);
729 image_info = CloneImageInfo((ImageInfo *) 0);
730 (void) CopyMagickString(image_info->filename,ddata->image_info->texture,
732 if ( ddata->image_info->size )
733 CloneString(&image_info->size,ddata->image_info->size);
735 image = ReadImage(image_info,&exception);
736 image_info=DestroyImageInfo(image_info);
745 (void) CopyMagickString(image->magick,"MIFF",MaxTextExtent);
746 DrawPushDefs(WmfDrawingWand);
747 draw_pattern_push(API,ddata->pattern_id,image->columns,image->rows);
748 magick_wand=NewMagickWandFromImage(image);
749 (void) DrawComposite(WmfDrawingWand,CopyCompositeOp,0,0,
750 image->columns,image->rows,magick_wand);
751 magick_wand=DestroyMagickWand(magick_wand);
752 (void) DrawPopPattern(WmfDrawingWand);
753 DrawPopDefs(WmfDrawingWand);
754 (void) FormatMagickString(pattern_id,MaxTextExtent,"#brush_%lu",
756 (void) DrawSetFillPatternURL(WmfDrawingWand,pattern_id);
759 DrawRectangle(WmfDrawingWand,
760 XC(ddata->bbox.TL.x),YC(ddata->bbox.TL.y),
761 XC(ddata->bbox.BR.x),YC(ddata->bbox.BR.y));
762 image=DestroyImageList(image);
766 LogMagickEvent(CoderEvent,GetMagickModule(),
767 "reading texture image failed!");
768 InheritException(&ddata->image->exception,&exception);
772 DrawSetClipRule(WmfDrawingWand,EvenOddRule); /* Default for WMF is ALTERNATE polygon fill mode */
773 draw_fill_color_string(WmfDrawingWand,"none"); /* Default brush is WHITE_BRUSH */
774 draw_stroke_color_string(WmfDrawingWand,"none"); /* Default pen is BLACK_PEN */
775 DrawSetStrokeLineCap(WmfDrawingWand,ButtCap); /* Default linecap is PS_ENDCAP_FLAT */
776 DrawSetStrokeLineJoin(WmfDrawingWand,MiterJoin); /* Default linejoin is PS_JOIN_MITER */
777 draw_under_color_string(WmfDrawingWand,"white"); /* Default text box is white */
781 This called from the end of each play for page termination
783 static void ipa_device_end(wmfAPI * API)
786 *ddata = WMF_MAGICK_GetData(API);
788 /* Reset any existing clip paths by popping wand */
790 (void) PopDrawingWand(WmfDrawingWand);
791 ddata->clipping = MagickFalse;
793 /* Make SVG output happy */
794 (void) PopDrawingWand(WmfDrawingWand);
797 static void ipa_flood_interior(wmfAPI * API, wmfFlood_t * flood)
799 /* Save graphic wand */
800 (void) PushDrawingWand(WmfDrawingWand);
802 draw_fill_color_rgb(API,&(flood->color));
804 DrawColor(WmfDrawingWand,XC(flood->pt.x), YC(flood->pt.y),
807 /* Restore graphic wand */
808 (void) PopDrawingWand(WmfDrawingWand);
811 static void ipa_flood_exterior(wmfAPI * API, wmfFlood_t * flood)
813 /* Save graphic wand */
814 (void) PushDrawingWand(WmfDrawingWand);
816 draw_fill_color_rgb(API,&(flood->color));
818 if (flood->type == FLOODFILLSURFACE)
819 DrawColor(WmfDrawingWand, XC(flood->pt.x), YC(flood->pt.y),
822 DrawColor(WmfDrawingWand, XC(flood->pt.x), YC(flood->pt.y),
825 /* Restore graphic wand */
826 (void) PopDrawingWand(WmfDrawingWand);
829 static void ipa_draw_pixel(wmfAPI * API, wmfDrawPixel_t * draw_pixel)
831 /* Save graphic wand */
832 (void) PushDrawingWand(WmfDrawingWand);
834 draw_stroke_color_string(WmfDrawingWand,"none");
836 draw_fill_color_rgb(API,&(draw_pixel->color));
838 DrawRectangle(WmfDrawingWand,
839 XC(draw_pixel->pt.x),
840 YC(draw_pixel->pt.y),
841 XC(draw_pixel->pt.x + draw_pixel->pixel_width),
842 YC(draw_pixel->pt.y + draw_pixel->pixel_height));
844 /* Restore graphic wand */
845 (void) PopDrawingWand(WmfDrawingWand);
848 static void ipa_draw_pie(wmfAPI * API, wmfDrawArc_t * draw_arc)
850 util_draw_arc(API, draw_arc, magick_arc_pie);
853 static void ipa_draw_chord(wmfAPI * API, wmfDrawArc_t * draw_arc)
855 util_draw_arc(API, draw_arc, magick_arc_chord);
858 static void ipa_draw_arc(wmfAPI * API, wmfDrawArc_t * draw_arc)
860 util_draw_arc(API, draw_arc, magick_arc_open);
863 static void ipa_draw_ellipse(wmfAPI * API, wmfDrawArc_t * draw_arc)
865 util_draw_arc(API, draw_arc, magick_arc_ellipse);
868 static void util_draw_arc(wmfAPI * API,
869 wmfDrawArc_t * draw_arc, magick_arc_t finish)
887 /* Save graphic wand */
888 (void) PushDrawingWand(WmfDrawingWand);
890 if (TO_FILL(draw_arc) || TO_DRAW(draw_arc))
892 center.x = (draw_arc->TL.x + draw_arc->BR.x) / 2;
893 center.y = (draw_arc->TL.y + draw_arc->BR.y) / 2;
897 if (finish != magick_arc_ellipse)
899 draw_arc->start.x += center.x;
900 draw_arc->start.y += center.y;
902 draw_arc->end.x += center.x;
903 draw_arc->end.y += center.y;
911 if (finish != magick_arc_ellipse)
913 start = draw_arc->start;
917 Rx = (BR.x - TL.x) / 2;
918 Ry = (BR.y - TL.y) / 2;
920 if (finish != magick_arc_ellipse)
928 phi_s = atan2((double) start.y, (double) start.x) * 180 / MagickPI;
929 phi_e = atan2((double) end.y, (double) end.x) * 180 / MagickPI;
935 util_set_pen(API, draw_arc->dc);
936 if (finish == magick_arc_open)
937 draw_fill_color_string(WmfDrawingWand,"none");
939 util_set_brush(API, draw_arc->dc, BrushApplyFill);
941 if (finish == magick_arc_ellipse)
942 DrawEllipse(WmfDrawingWand, XC(O.x), YC(O.y), Rx, Ry, 0, 360);
943 else if (finish == magick_arc_pie)
945 DrawPathStart(WmfDrawingWand);
946 DrawPathMoveToAbsolute(WmfDrawingWand, XC(O.x+start.x),
948 DrawPathEllipticArcAbsolute(WmfDrawingWand, Rx, Ry, 0, MagickFalse,
949 MagickTrue, XC(O.x+end.x), YC(O.y+end.y));
950 DrawPathLineToAbsolute(WmfDrawingWand, XC(O.x), YC(O.y));
951 DrawPathClose(WmfDrawingWand);
952 DrawPathFinish(WmfDrawingWand);
954 else if (finish == magick_arc_chord)
956 DrawArc(WmfDrawingWand, XC(draw_arc->TL.x), YC(draw_arc->TL.y),
957 XC(draw_arc->BR.x), XC(draw_arc->BR.y), phi_s, phi_e);
958 DrawLine(WmfDrawingWand, XC(draw_arc->BR.x-start.x),
959 YC(draw_arc->BR.y-start.y), XC(draw_arc->BR.x-end.x),
960 YC(draw_arc->BR.y-end.y));
962 else /* if (finish == magick_arc_open) */
963 DrawArc(WmfDrawingWand, XC(draw_arc->TL.x), YC(draw_arc->TL.y),
964 XC(draw_arc->BR.x), XC(draw_arc->BR.y), phi_s, phi_e);
967 /* Restore graphic wand */
968 (void) PopDrawingWand(WmfDrawingWand);
971 static void ipa_draw_line(wmfAPI * API, wmfDrawLine_t * draw_line)
973 /* Save graphic wand */
974 (void) PushDrawingWand(WmfDrawingWand);
976 if (TO_DRAW(draw_line))
978 util_set_pen(API, draw_line->dc);
979 DrawLine(WmfDrawingWand,
980 XC(draw_line->from.x), YC(draw_line->from.y),
981 XC(draw_line->to.x), YC(draw_line->to.y));
984 /* Restore graphic wand */
985 (void) PopDrawingWand(WmfDrawingWand);
988 static void ipa_poly_line(wmfAPI * API, wmfPolyLine_t * polyline)
990 if (polyline->count <= 2)
993 if (TO_DRAW(polyline))
998 /* Save graphic wand */
999 (void) PushDrawingWand(WmfDrawingWand);
1001 util_set_pen(API, polyline->dc);
1003 DrawPathStart(WmfDrawingWand);
1004 DrawPathMoveToAbsolute(WmfDrawingWand,
1005 XC(polyline->pt[0].x),
1006 YC(polyline->pt[0].y));
1007 for (point = 1; point < polyline->count; point++)
1009 DrawPathLineToAbsolute(WmfDrawingWand,
1010 XC(polyline->pt[point].x),
1011 YC(polyline->pt[point].y));
1013 DrawPathFinish(WmfDrawingWand);
1015 /* Restore graphic wand */
1016 (void) PopDrawingWand(WmfDrawingWand);
1020 static void ipa_draw_polygon(wmfAPI * API, wmfPolyLine_t * polyline)
1022 if (polyline->count <= 2)
1025 if (TO_FILL(polyline) || TO_DRAW(polyline))
1030 /* Save graphic wand */
1031 (void) PushDrawingWand(WmfDrawingWand);
1033 util_set_pen(API, polyline->dc);
1034 util_set_brush(API, polyline->dc, BrushApplyFill);
1036 DrawPathStart(WmfDrawingWand);
1037 DrawPathMoveToAbsolute(WmfDrawingWand,
1038 XC(polyline->pt[0].x),
1039 YC(polyline->pt[0].y));
1040 for (point = 1; point < polyline->count; point++)
1042 DrawPathLineToAbsolute(WmfDrawingWand,
1043 XC(polyline->pt[point].x),
1044 YC(polyline->pt[point].y));
1046 DrawPathClose(WmfDrawingWand);
1047 DrawPathFinish(WmfDrawingWand);
1049 /* Restore graphic wand */
1050 (void) PopDrawingWand(WmfDrawingWand);
1054 /* Draw a polypolygon. A polypolygon is a list of polygons */
1055 #if defined(MAGICKCORE_WMFLITE_DELEGATE)
1056 static void ipa_draw_polypolygon(wmfAPI * API, wmfPolyPoly_t* polypolygon)
1058 if (TO_FILL(polypolygon) || TO_DRAW(polypolygon))
1067 /* Save graphic wand */
1068 (void) PushDrawingWand(WmfDrawingWand);
1070 util_set_pen(API, polypolygon->dc);
1071 util_set_brush(API, polypolygon->dc, BrushApplyFill);
1073 DrawPathStart(WmfDrawingWand);
1074 for (polygon = 0; polygon < polypolygon->npoly; polygon++)
1076 polyline.dc = polypolygon->dc;
1077 polyline.pt = polypolygon->pt[polygon];
1078 polyline.count = polypolygon->count[polygon];
1079 if ((polyline.count > 2) && polyline.pt)
1081 DrawPathMoveToAbsolute(WmfDrawingWand,
1082 XC(polyline.pt[0].x),
1083 YC(polyline.pt[0].y));
1084 for (point = 1; point < polyline.count; point++)
1086 DrawPathLineToAbsolute(WmfDrawingWand,
1087 XC(polyline.pt[point].x),
1088 YC(polyline.pt[point].y));
1090 DrawPathClose(WmfDrawingWand);
1093 DrawPathFinish(WmfDrawingWand);
1095 /* Restore graphic wand */
1096 (void) PopDrawingWand(WmfDrawingWand);
1101 static void ipa_draw_rectangle(wmfAPI * API, wmfDrawRectangle_t * draw_rect)
1103 /* Save graphic wand */
1104 (void) PushDrawingWand(WmfDrawingWand);
1106 if (TO_FILL(draw_rect) || TO_DRAW(draw_rect))
1108 util_set_pen(API, draw_rect->dc);
1109 util_set_brush(API, draw_rect->dc, BrushApplyFill);
1111 if ((draw_rect->width > 0) || (draw_rect->height > 0))
1112 DrawRoundRectangle(WmfDrawingWand,
1113 XC(draw_rect->TL.x), YC(draw_rect->TL.y),
1114 XC(draw_rect->BR.x), YC(draw_rect->BR.y),
1115 draw_rect->width / 2, draw_rect->height / 2);
1117 DrawRectangle(WmfDrawingWand,
1118 XC(draw_rect->TL.x), YC(draw_rect->TL.y),
1119 XC(draw_rect->BR.x), YC(draw_rect->BR.y));
1122 /* Restore graphic wand */
1123 (void) PopDrawingWand(WmfDrawingWand);
1126 /* Draw an un-filled rectangle using the current brush */
1127 static void ipa_region_frame(wmfAPI * API, wmfPolyRectangle_t * poly_rect)
1129 /* Save graphic wand */
1130 (void) PushDrawingWand(WmfDrawingWand);
1132 if (TO_FILL(poly_rect) || TO_DRAW(poly_rect))
1137 draw_fill_color_string(WmfDrawingWand,"none");
1138 util_set_brush(API, poly_rect->dc, BrushApplyStroke);
1140 for (i = 0; i < (long) poly_rect->count; i++)
1142 DrawRectangle(WmfDrawingWand,
1143 XC(poly_rect->TL[i].x), YC(poly_rect->TL[i].y),
1144 XC(poly_rect->BR[i].x), YC(poly_rect->BR[i].y));
1148 /* Restore graphic wand */
1149 (void) PopDrawingWand(WmfDrawingWand);
1152 static void ipa_region_paint(wmfAPI * API, wmfPolyRectangle_t * poly_rect)
1155 if (poly_rect->count == 0)
1158 /* Save graphic wand */
1159 (void) PushDrawingWand(WmfDrawingWand);
1161 if (TO_FILL (poly_rect))
1166 draw_stroke_color_string(WmfDrawingWand,"none");
1167 util_set_brush(API, poly_rect->dc, BrushApplyFill);
1169 for (i = 0; i < (long) poly_rect->count; i++)
1171 DrawRectangle(WmfDrawingWand,
1172 XC(poly_rect->TL[i].x), YC(poly_rect->TL[i].y),
1173 XC(poly_rect->BR[i].x), YC(poly_rect->BR[i].y));
1177 /* Restore graphic wand */
1178 (void) PopDrawingWand(WmfDrawingWand);
1181 static void ipa_region_clip(wmfAPI *API, wmfPolyRectangle_t *poly_rect)
1187 *ddata = WMF_MAGICK_GetData (API);
1189 /* Reset any existing clip paths by popping wand */
1190 if (ddata->clipping)
1191 (void) PopDrawingWand(WmfDrawingWand);
1192 ddata->clipping = MagickFalse;
1194 if (poly_rect->count > 0)
1199 /* Define clip path */
1200 ddata->clip_mask_id++;
1201 DrawPushDefs(WmfDrawingWand);
1202 (void) FormatMagickString(clip_mask_id,MaxTextExtent,"clip_%lu",
1203 ddata->clip_mask_id);
1204 DrawPushClipPath(WmfDrawingWand,clip_mask_id);
1205 (void) PushDrawingWand(WmfDrawingWand);
1206 for (i = 0; i < (long) poly_rect->count; i++)
1208 DrawRectangle(WmfDrawingWand,
1209 XC(poly_rect->TL[i].x), YC(poly_rect->TL[i].y),
1210 XC(poly_rect->BR[i].x), YC(poly_rect->BR[i].y));
1212 (void) PopDrawingWand(WmfDrawingWand);
1213 DrawPopClipPath(WmfDrawingWand);
1214 DrawPopDefs(WmfDrawingWand);
1216 /* Push wand for new clip paths */
1217 (void) PushDrawingWand(WmfDrawingWand);
1218 (void) DrawSetClipPath(WmfDrawingWand,clip_mask_id);
1219 ddata->clipping = MagickTrue;
1223 static void ipa_functions(wmfAPI *API)
1228 wmfFunctionReference
1229 *FR = (wmfFunctionReference *) API->function_reference;
1232 IPA function reference links
1234 FR->device_open = ipa_device_open;
1235 FR->device_close = ipa_device_close;
1236 FR->device_begin = ipa_device_begin;
1237 FR->device_end = ipa_device_end;
1238 FR->flood_interior = ipa_flood_interior;
1239 FR->flood_exterior = ipa_flood_exterior;
1240 FR->draw_pixel = ipa_draw_pixel;
1241 FR->draw_pie = ipa_draw_pie;
1242 FR->draw_chord = ipa_draw_chord;
1243 FR->draw_arc = ipa_draw_arc;
1244 FR->draw_ellipse = ipa_draw_ellipse;
1245 FR->draw_line = ipa_draw_line;
1246 FR->poly_line = ipa_poly_line;
1247 FR->draw_polygon = ipa_draw_polygon;
1248 #if defined(MAGICKCORE_WMFLITE_DELEGATE)
1249 FR->draw_polypolygon = ipa_draw_polypolygon;
1251 FR->draw_rectangle = ipa_draw_rectangle;
1252 FR->rop_draw = ipa_rop_draw;
1253 FR->bmp_draw = ipa_bmp_draw;
1254 FR->bmp_read = ipa_bmp_read;
1255 FR->bmp_free = ipa_bmp_free;
1256 FR->draw_text = ipa_draw_text;
1257 FR->udata_init = ipa_udata_init;
1258 FR->udata_copy = ipa_udata_copy;
1259 FR->udata_set = ipa_udata_set;
1260 FR->udata_free = ipa_udata_free;
1261 FR->region_frame = ipa_region_frame;
1262 FR->region_paint = ipa_region_paint;
1263 FR->region_clip = ipa_region_clip;
1266 Allocate device data structure
1268 ddata = (wmf_magick_t *) wmf_malloc(API, sizeof(wmf_magick_t));
1272 (void) ResetMagickMemory((void *) ddata, 0, sizeof(wmf_magick_t));
1273 API->device_data = (void *) ddata;
1276 Device data defaults
1281 static void ipa_draw_text(wmfAPI * API, wmfDrawText_t * draw_text)
1284 angle = 0, /* text rotation angle */
1285 bbox_height, /* bounding box height */
1286 bbox_width, /* bounding box width */
1287 pointsize = 0; /* pointsize to output font with desired height */
1293 BL, /* bottom left of bounding box */
1294 BR, /* bottom right of bounding box */
1295 TL, /* top left of bounding box */
1296 TR; /* top right of bounding box */
1299 point; /* text placement point */
1305 * ddata = WMF_MAGICK_GetData(API);
1307 point = draw_text->pt;
1309 /* Choose bounding box and calculate its width and height */
1314 if ( draw_text->flags)
1318 TR.x = draw_text->BR.x;
1319 TR.y = draw_text->TL.y;
1320 BL.x = draw_text->TL.x;
1321 BL.y = draw_text->BR.y;
1325 TL = draw_text->bbox.TL;
1326 BR = draw_text->bbox.BR;
1327 TR = draw_text->bbox.TR;
1328 BL = draw_text->bbox.BL;
1330 dx = ((TR.x - TL.x) + (BR.x - BL.x)) / 2;
1331 dy = ((TR.y - TL.y) + (BR.y - BL.y)) / 2;
1332 bbox_width = hypot(dx,dy);
1333 dx = ((BL.x - TL.x) + (BR.x - TR.x)) / 2;
1334 dy = ((BL.y - TL.y) + (BR.y - TR.y)) / 2;
1335 bbox_height = hypot(dx,dy);
1338 font = WMF_DC_FONT(draw_text->dc);
1340 /* Convert font_height to equivalent pointsize */
1341 pointsize = util_pointsize( API, font, draw_text->str, draw_text->font_height);
1343 /* Save graphic wand */
1344 (void) PushDrawingWand(WmfDrawingWand);
1347 printf("\nipa_draw_text\n");
1348 printf("Text = \"%s\"\n", draw_text->str);
1349 /* printf("WMF_FONT_NAME: = \"%s\"\n", WMF_FONT_NAME(font)); */
1350 printf("WMF_FONT_PSNAME: = \"%s\"\n", WMF_FONT_PSNAME(font));
1351 printf("Bounding box TL=%g,%g BR=%g,%g\n",
1352 TL.x, TL.y, BR.x, BR.y );
1353 /* printf("Text box = %gx%g\n", bbox_width, bbox_height); */
1354 /* printf("WMF_FONT_HEIGHT = %i\n", (int)WMF_FONT_HEIGHT(font)); */
1355 printf("Pointsize = %g\n", pointsize);
1360 * Obtain font metrics if required
1363 if ((WMF_DC_TEXTALIGN(draw_text->dc) & TA_CENTER) ||
1364 (WMF_TEXT_UNDERLINE(font)) || (WMF_TEXT_STRIKEOUT(font)))
1367 *image = ddata->image;
1372 draw_info=ddata->draw_info;
1373 draw_info->font=WMF_FONT_PSNAME(font);
1374 draw_info->pointsize = pointsize;
1375 draw_info->text=draw_text->str;
1377 if (GetTypeMetrics(image, draw_info, &metrics) != MagickFalse)
1379 /* Center the text if it is not yet centered and should be */
1380 if ((WMF_DC_TEXTALIGN(draw_text->dc) & TA_CENTER))
1383 text_width = metrics.width * (ddata->scale_y / ddata->scale_x);
1385 #if defined(MAGICKCORE_WMFLITE_DELEGATE)
1386 point.x -= text_width / 2;
1388 point.x += bbox_width / 2 - text_width / 2;
1392 draw_info->font=NULL;
1393 draw_info->text=NULL;
1396 /* Set text background color */
1397 if (draw_text->flags & ETO_OPAQUE)
1399 /* Draw bounding-box background color (META_EXTTEXTOUT mode) */
1400 draw_stroke_color_string(WmfDrawingWand,"none");
1401 draw_fill_color_rgb(API,WMF_DC_BACKGROUND(draw_text->dc));
1402 DrawRectangle(WmfDrawingWand,
1403 XC(draw_text->TL.x),YC(draw_text->TL.y),
1404 XC(draw_text->BR.x),YC(draw_text->BR.y));
1405 draw_fill_color_string(WmfDrawingWand,"none");
1409 /* Set text undercolor */
1410 if (WMF_DC_OPAQUE(draw_text->dc))
1413 *box = WMF_DC_BACKGROUND(draw_text->dc);
1418 under_color=NewPixelWand();
1419 PixelSetRedQuantum(under_color,ScaleCharToQuantum(box->r));
1420 PixelSetGreenQuantum(under_color,ScaleCharToQuantum(box->g));
1421 PixelSetBlueQuantum(under_color,ScaleCharToQuantum(box->b));
1422 PixelSetOpacityQuantum(under_color,OpaqueOpacity);
1423 DrawSetTextUnderColor(WmfDrawingWand,under_color);
1424 under_color=DestroyPixelWand(under_color);
1427 draw_under_color_string(WmfDrawingWand,"none");
1430 /* Set text clipping (META_EXTTEXTOUT mode) */
1431 if ( draw_text->flags & ETO_CLIPPED)
1435 /* Set stroke color */
1436 draw_stroke_color_string(WmfDrawingWand,"none");
1438 /* Set fill color */
1439 draw_fill_color_rgb(API,WMF_DC_TEXTCOLOR(draw_text->dc));
1441 /* Output font size */
1442 (void) DrawSetFontSize(WmfDrawingWand,pointsize);
1444 /* Output Postscript font name */
1445 (void) DrawSetFont(WmfDrawingWand, WMF_FONT_PSNAME(font));
1447 /* Translate coordinates so target is 0,0 */
1448 DrawTranslate(WmfDrawingWand, XC(point.x), YC(point.y));
1450 /* Transform horizontal scale to draw text at 1:1 ratio */
1451 DrawScale(WmfDrawingWand, ddata->scale_y / ddata->scale_x, 1.0);
1453 /* Apply rotation */
1454 /* ImageMagick's drawing rotation is clockwise from horizontal
1455 while WMF drawing rotation is counterclockwise from horizontal */
1456 angle = fabs(RadiansToDegrees(2 * MagickPI - WMF_TEXT_ANGLE(font)));
1460 DrawRotate(WmfDrawingWand, angle);
1468 DrawAnnotation(WmfDrawingWand, 0, 0, (unsigned char*)draw_text->str);
1470 /* Underline text the Windows way (at the bottom) */
1471 if (WMF_TEXT_UNDERLINE(font))
1477 ulBR, /* bottom right of underline rectangle */
1478 ulTL; /* top left of underline rectangle */
1480 line_height = ((double)1/(ddata->scale_x))*metrics.underline_thickness;
1481 if (metrics.underline_thickness < 1.5)
1482 line_height *= 0.55;
1484 ulTL.y = fabs(metrics.descent) - line_height;
1485 ulBR.x = metrics.width;
1486 ulBR.y = fabs(metrics.descent);
1488 DrawRectangle(WmfDrawingWand,
1489 XC(ulTL.x), YC(ulTL.y), XC(ulBR.x), YC(ulBR.y));
1492 /* Strikeout text the Windows way */
1493 if (WMF_TEXT_STRIKEOUT(font))
1498 ulBR, /* bottom right of strikeout rectangle */
1499 ulTL; /* top left of strikeout rectangle */
1501 line_height = ((double)1/(ddata->scale_x))*metrics.underline_thickness;
1503 if (metrics.underline_thickness < 2.0)
1504 line_height *= 0.55;
1506 ulTL.y = -(((double) metrics.ascent) / 2 + line_height / 2);
1507 ulBR.x = metrics.width;
1508 ulBR.y = -(((double) metrics.ascent) / 2 - line_height / 2);
1510 DrawRectangle(WmfDrawingWand,
1511 XC(ulTL.x), YC(ulTL.y), XC(ulBR.x), YC(ulBR.y));
1515 /* Restore graphic wand */
1516 (void) PopDrawingWand(WmfDrawingWand);
1519 (void) PushDrawingWand(WmfDrawingWand);
1520 draw_stroke_color_string(WmfDrawingWand,"red");
1521 draw_fill_color_string(WmfDrawingWand,"none");
1522 DrawRectangle(WmfDrawingWand,
1524 XC(BR.x), YC(BR.y));
1525 draw_stroke_color_string(WmfDrawingWand,"none");
1526 (void) PopDrawingWand(WmfDrawingWand);
1531 static void ipa_udata_init(wmfAPI * API, wmfUserData_t * userdata)
1535 /* wmf_magick_t* ddata = WMF_MAGICK_GetData (API); */
1539 static void ipa_udata_copy(wmfAPI * API, wmfUserData_t * userdata)
1543 /* wmf_magick_t* ddata = WMF_MAGICK_GetData (API); */
1547 static void ipa_udata_set(wmfAPI * API, wmfUserData_t * userdata)
1551 /* wmf_magick_t* ddata = WMF_MAGICK_GetData (API); */
1555 static void ipa_udata_free(wmfAPI * API, wmfUserData_t * userdata)
1559 /* wmf_magick_t* ddata = WMF_MAGICK_GetData (API); */
1563 static inline double MagickMin(const double x,const double y)
1570 static void util_set_brush(wmfAPI * API, wmfDC * dc, const BrushApply brush_apply)
1573 *ddata = WMF_MAGICK_GetData(API);
1576 *brush = WMF_DC_BRUSH(dc);
1578 /* Set polygon fill rule */
1579 switch (WMF_DC_POLYFILL(dc)) /* Is this correct ?? */
1582 DrawSetClipRule(WmfDrawingWand,NonZeroRule);
1587 DrawSetClipRule(WmfDrawingWand,EvenOddRule);
1591 switch (WMF_BRUSH_STYLE(brush))
1593 case BS_SOLID /* 0 */:
1594 /* WMF_BRUSH_COLOR specifies brush color, WMF_BRUSH_HATCH
1597 if ( brush_apply == BrushApplyStroke )
1598 draw_stroke_color_rgb(API,WMF_BRUSH_COLOR(brush));
1600 draw_fill_color_rgb(API,WMF_BRUSH_COLOR(brush));
1603 case BS_HOLLOW /* 1 */: /* BS_HOLLOW & BS_NULL share enum */
1604 /* WMF_BRUSH_COLOR and WMF_BRUSH_HATCH ignored */
1606 if ( brush_apply == BrushApplyStroke )
1607 draw_stroke_color_string(WmfDrawingWand,"none");
1609 draw_fill_color_string(WmfDrawingWand,"none");
1612 case BS_HATCHED /* 2 */:
1613 /* WMF_BRUSH_COLOR specifies the hatch color, WMF_BRUSH_HATCH
1614 specifies the hatch brush style. If WMF_DC_OPAQUE, then
1615 WMF_DC_BACKGROUND specifies hatch background color. */
1617 DrawPushDefs(WmfDrawingWand);
1618 draw_pattern_push(API, ddata->pattern_id, 8, 8);
1619 (void) PushDrawingWand(WmfDrawingWand);
1621 if (WMF_DC_OPAQUE(dc))
1623 if ( brush_apply == BrushApplyStroke )
1624 draw_stroke_color_rgb(API,WMF_DC_BACKGROUND(dc));
1626 draw_fill_color_rgb(API,WMF_DC_BACKGROUND(dc));
1628 DrawRectangle(WmfDrawingWand, 0, 0, 7, 7 );
1631 DrawSetStrokeAntialias(WmfDrawingWand, MagickFalse);
1632 DrawSetStrokeWidth(WmfDrawingWand, 1);
1634 draw_stroke_color_rgb(API,WMF_BRUSH_COLOR(brush));
1636 switch ((unsigned int) WMF_BRUSH_HATCH(brush))
1639 case HS_HORIZONTAL: /* ----- */
1641 DrawLine(WmfDrawingWand, 0, 3, 7,3);
1644 case HS_VERTICAL: /* ||||| */
1646 DrawLine(WmfDrawingWand, 3, 0, 3, 7);
1649 case HS_FDIAGONAL: /* \\\\\ */
1651 DrawLine(WmfDrawingWand, 0, 0, 7, 7);
1654 case HS_BDIAGONAL: /* / */
1656 DrawLine(WmfDrawingWand, 0, 7, 7, 0 );
1659 case HS_CROSS: /* +++++ */
1661 DrawLine(WmfDrawingWand, 0, 3, 7, 3 );
1662 DrawLine(WmfDrawingWand, 3, 0, 3, 7 );
1665 case HS_DIAGCROSS: /* xxxxx */
1667 DrawLine(WmfDrawingWand, 0, 0, 7, 7 );
1668 DrawLine(WmfDrawingWand, 0, 7, 7, 0 );
1673 printf("util_set_brush: unexpected brush hatch enumeration %u\n",
1674 (unsigned int)WMF_BRUSH_HATCH(brush));
1677 (void) PopDrawingWand(WmfDrawingWand);
1678 (void) DrawPopPattern(WmfDrawingWand);
1679 DrawPopDefs(WmfDrawingWand);
1684 (void) FormatMagickString(pattern_id,MaxTextExtent,"#brush_%lu",
1686 if (brush_apply == BrushApplyStroke )
1687 (void) DrawSetStrokePatternURL(WmfDrawingWand,pattern_id);
1689 (void) DrawSetFillPatternURL(WmfDrawingWand,pattern_id);
1690 ++ddata->pattern_id;
1694 case BS_PATTERN /* 3 */:
1695 /* WMF_BRUSH_COLOR ignored, WMF_BRUSH_HATCH provides handle to
1698 printf("util_set_brush: BS_PATTERN not supported\n");
1701 case BS_INDEXED /* 4 */:
1703 printf("util_set_brush: BS_INDEXED not supported\n");
1706 case BS_DIBPATTERN /* 5 */:
1709 *brush_bmp = WMF_BRUSH_BITMAP(brush);
1711 if (brush_bmp && brush_bmp->data != 0)
1725 GetExceptionInfo(&exception);
1727 image = (Image*)brush_bmp->data;
1729 mode = CopyCompositeOp; /* Default is copy */
1730 switch (WMF_DC_ROP(dc))
1732 /* Binary raster ops */
1734 printf("util_set_brush: R2_BLACK ROP2 mode not supported!\n");
1736 case R2_NOTMERGEPEN:
1737 printf("util_set_brush: R2_NOTMERGEPEN ROP2 mode not supported!\n");
1740 printf("util_set_brush R2_MASKNOTPEN ROP2 mode not supported!\n");
1743 printf("util_set_brush: R2_NOTCOPYPEN ROP2 mode not supported!\n");
1746 printf("util_set_brush: R2_MASKPENNOT ROP2 mode not supported!\n");
1749 printf("util_set_brush: R2_NOT ROP2 mode not supported!\n");
1752 printf("util_set_brush: R2_XORPEN ROP2 mode not supported!\n");
1755 printf("util_set_brush: R2_NOTMASKPEN ROP2 mode not supported!\n");
1758 printf("util_set_brush: R2_MASKPEN ROP2 mode not supported!\n");
1761 printf("util_set_brush: R2_NOTXORPEN ROP2 mode not supported!\n");
1764 printf("util_set_brush: R2_NOP ROP2 mode not supported!\n");
1766 case R2_MERGENOTPEN:
1767 printf("util_set_brush: R2_MERGENOTPEN ROP2 mode not supported!\n");
1770 mode = CopyCompositeOp;
1772 case R2_MERGEPENNOT:
1773 printf("util_set_brush: R2_MERGEPENNOT ROP2 mode not supported!\n");
1776 printf("util_set_brush: R2_MERGEPEN ROP2 mode not supported!\n");
1779 printf("util_set_brush: R2_WHITE ROP2 mode not supported!\n");
1783 printf("util_set_brush: unexpected ROP2 enumeration %u!\n",
1784 (unsigned int)WMF_DC_ROP(dc));
1788 DrawPushDefs(WmfDrawingWand);
1789 draw_pattern_push(API, ddata->pattern_id, brush_bmp->width,
1791 magick_wand=NewMagickWandFromImage(image);
1792 (void) DrawComposite(WmfDrawingWand,mode, 0, 0, brush_bmp->width,
1793 brush_bmp->height, magick_wand);
1794 magick_wand=DestroyMagickWand(magick_wand);
1795 (void) DrawPopPattern(WmfDrawingWand);
1796 DrawPopDefs(WmfDrawingWand);
1802 (void) FormatMagickString(pattern_id,MaxTextExtent,"#brush_%lu",
1805 if ( brush_apply == BrushApplyStroke )
1806 (void) DrawSetStrokePatternURL(WmfDrawingWand,pattern_id);
1808 (void) DrawSetFillPatternURL(WmfDrawingWand,pattern_id);
1809 ++ddata->pattern_id;
1813 printf("util_set_brush: no BMP image data!\n");
1817 case BS_DIBPATTERNPT /* 6 */:
1818 /* WMF_BRUSH_COLOR ignored, WMF_BRUSH_HATCH provides pointer to
1821 printf("util_set_brush: BS_DIBPATTERNPT not supported\n");
1824 case BS_PATTERN8X8 /* 7 */:
1826 printf("util_set_brush: BS_PATTERN8X8 not supported\n");
1829 case BS_DIBPATTERN8X8 /* 8 */:
1831 printf("util_set_brush: BS_DIBPATTERN8X8 not supported\n");
1840 static inline double MagickMax(const double x,const double y)
1847 static void util_set_pen(wmfAPI * API, wmfDC * dc)
1850 *ddata = WMF_MAGICK_GetData(API);
1863 pen = WMF_DC_PEN(dc);
1865 pen_width = (WMF_PEN_WIDTH(pen) + WMF_PEN_HEIGHT(pen)) / 2;
1867 /* Pixel width is inverse of pixel scale */
1868 pixel_width = (((double) 1 / (ddata->scale_x)) +
1869 ((double) 1 / (ddata->scale_y))) / 2;
1871 /* Don't allow pen_width to be much less than pixel_width in order
1872 to avoid dissapearing or spider-web lines */
1873 pen_width = MagickMax(pen_width, pixel_width*0.8);
1875 pen_style = (unsigned int) WMF_PEN_STYLE(pen);
1876 pen_type = (unsigned int) WMF_PEN_TYPE(pen);
1878 /* Pen style specified? */
1879 if (pen_style == PS_NULL)
1881 draw_stroke_color_string(WmfDrawingWand,"none");
1885 DrawSetStrokeAntialias(WmfDrawingWand, MagickTrue );
1886 DrawSetStrokeWidth(WmfDrawingWand, (unsigned long) MagickMax(0.0, pen_width));
1892 switch ((unsigned int) WMF_PEN_ENDCAP(pen))
1894 case PS_ENDCAP_SQUARE:
1895 linecap = SquareCap;
1897 case PS_ENDCAP_ROUND:
1900 case PS_ENDCAP_FLAT:
1905 DrawSetStrokeLineCap(WmfDrawingWand, linecap);
1912 switch ((unsigned int) WMF_PEN_JOIN(pen))
1915 linejoin = BevelJoin;
1918 linejoin = RoundJoin;
1922 linejoin = MiterJoin;
1925 DrawSetStrokeLineJoin(WmfDrawingWand,linejoin);
1934 case PS_DASH: /* ------- */
1937 dasharray[0] = pixel_width * 18;
1938 dasharray[1] = pixel_width * 7;
1941 DrawSetStrokeAntialias(WmfDrawingWand,MagickFalse);
1942 (void) DrawSetStrokeDashArray(WmfDrawingWand,2,dasharray);
1946 case PS_DOT: /* ....... */
1949 dasharray[0] = pixel_width * 3;
1950 dasharray[1] = pixel_width * 3;
1953 DrawSetStrokeAntialias(WmfDrawingWand,MagickFalse);
1954 (void) DrawSetStrokeDashArray(WmfDrawingWand,2,dasharray);
1957 case PS_DASHDOT: /* _._._._ */
1959 /* Pattern 9,6,3,6 */
1960 dasharray[0] = pixel_width * 9;
1961 dasharray[1] = pixel_width * 6;
1962 dasharray[2] = pixel_width * 3;
1963 dasharray[3] = pixel_width * 6;
1966 DrawSetStrokeAntialias(WmfDrawingWand,MagickFalse);
1967 (void) DrawSetStrokeDashArray(WmfDrawingWand,4,dasharray);
1970 case PS_DASHDOTDOT: /* _.._.._ */
1972 /* Pattern 9,3,3,3,3,3 */
1973 dasharray[0] = pixel_width * 9;
1974 dasharray[1] = pixel_width * 3;
1975 dasharray[2] = pixel_width * 3;
1976 dasharray[3] = pixel_width * 3;
1977 dasharray[4] = pixel_width * 3;
1978 dasharray[5] = pixel_width * 3;
1981 DrawSetStrokeAntialias(WmfDrawingWand,MagickFalse);
1982 (void) DrawSetStrokeDashArray(WmfDrawingWand,6,dasharray);
1985 case PS_INSIDEFRAME: /* There is nothing to do in this case... */
1989 (void) DrawSetStrokeDashArray(WmfDrawingWand,0,(double *)NULL);
1995 draw_stroke_color_rgb(API,WMF_PEN_COLOR(pen));
1998 /* Estimate font pointsize based on Windows font parameters */
1999 static double util_pointsize( wmfAPI* API, wmfFont* font, char* str, double font_height)
2002 *ddata = WMF_MAGICK_GetData(API);
2005 *image = ddata->image;
2016 draw_info=ddata->draw_info;
2017 if (draw_info == (const DrawInfo *) NULL)
2020 draw_info->font=WMF_FONT_PSNAME(font);
2021 draw_info->pointsize=font_height;
2022 draw_info->text=str;
2024 if (GetTypeMetrics(image, draw_info, &metrics) != MagickFalse)
2027 if (strlen(str) == 1)
2029 pointsize = (font_height *
2030 ( font_height / (metrics.ascent + fabs(metrics.descent))));
2031 draw_info->pointsize = pointsize;
2032 if (GetTypeMetrics(image, draw_info, &metrics) != MagickFalse)
2033 pointsize *= (font_height / ( metrics.ascent + fabs(metrics.descent)));
2037 pointsize = (font_height * (font_height / (metrics.height)));
2038 draw_info->pointsize = pointsize;
2039 if (GetTypeMetrics(image, draw_info, &metrics) != MagickFalse)
2040 pointsize *= (font_height / metrics.height);
2044 draw_info.pointsize = pointsize;
2045 if (GetTypeMetrics(image, &draw_info, &metrics) != MagickFalse)
2046 pointsize *= (font_height / (metrics.ascent + fabs(metrics.descent)));
2047 pointsize *= 1.114286; /* Magic number computed through trial and error */
2051 draw_info->font=NULL;
2052 draw_info->text=NULL;
2054 printf("String = %s\n", str);
2055 printf("Font = %s\n", WMF_FONT_PSNAME(font));
2056 printf("lfHeight = %g\n", font_height);
2057 printf("bounds = %g,%g %g,%g\n", metrics.bounds.x1, metrics.bounds.y1,
2058 metrics.bounds.x2,metrics.bounds.y2);
2059 printf("ascent = %g\n", metrics.ascent);
2060 printf("descent = %g\n", metrics.descent);
2061 printf("height = %g\n", metrics.height);
2062 printf("Pointsize = %g\n", pointsize);
2065 return floor(pointsize);
2068 #if defined(MAGICKCORE_WMFLITE_DELEGATE)
2069 /* Estimate weight based on font name */
2071 static int util_font_weight( const char* font )
2077 if ((strstr(font,"Normal") || strstr(font,"Regular")))
2079 else if ( strstr(font,"Bold") )
2082 if ((strstr(font,"Semi") || strstr(font,"Demi")))
2084 if ( (strstr(font,"Extra") || strstr(font,"Ultra")))
2087 else if ( strstr(font,"Light") )
2090 if ( (strstr(font,"Extra") || strstr(font,"Ultra")))
2093 else if ((strstr(font,"Heavy") || strstr(font,"Black")))
2095 else if ( strstr(font,"Thin") )
2102 * Returns width of string in points, assuming (unstretched) font size of 1pt
2103 * (similar to wmf_ipa_font_stringwidth)
2105 * This extremely odd at best, particularly since player/meta.h has access
2106 * to the corrected font_height (as drawtext.font_height) when it invokes the
2107 * stringwidth callback. It should be possible to compute the real stringwidth!
2109 static float lite_font_stringwidth( wmfAPI* API, wmfFont* font, char* str)
2112 *ddata = WMF_MAGICK_GetData(API);
2115 *image = ddata->image;
2131 orig_resolution_units;
2133 orig_x_resolution = image->x_resolution;
2134 orig_y_resolution = image->y_resolution;
2135 orig_resolution_units = image->units;
2137 draw_info=ddata->draw_info;
2138 if (draw_info == (const DrawInfo *) NULL)
2141 draw_info->font=WMF_FONT_PSNAME(font);
2142 draw_info->pointsize=12;
2143 draw_info->text=str;
2145 image->x_resolution = 72;
2146 image->y_resolution = 72;
2147 image->units = PixelsPerInchResolution;
2149 if (GetTypeMetrics(image, draw_info, &metrics) != MagickFalse)
2150 stringwidth = ((metrics.width * 72)/(image->x_resolution * draw_info->pointsize)); /* *0.916348; */
2152 draw_info->font=NULL;
2153 draw_info->text=NULL;
2156 printf("\nlite_font_stringwidth\n");
2157 printf("string = \"%s\"\n", str);
2158 printf("WMF_FONT_NAME = \"%s\"\n", WMF_FONT_NAME(font));
2159 printf("WMF_FONT_PSNAME = \"%s\"\n", WMF_FONT_PSNAME(font));
2160 printf("stringwidth = %g\n", stringwidth);
2161 /* printf("WMF_FONT_HEIGHT = %i\n", (int)WMF_FONT_HEIGHT(font)); */
2162 /* printf("WMF_FONT_WIDTH = %i\n", (int)WMF_FONT_WIDTH(font)); */
2166 image->x_resolution = orig_x_resolution;
2167 image->y_resolution = orig_y_resolution;
2168 image->units = orig_resolution_units;
2173 /* Map font (similar to wmf_ipa_font_map) */
2175 /* Mappings to Postscript fonts: family, normal, italic, bold, bolditalic */
2176 static wmfFontMap WMFFontMap[] = {
2177 { (char *) "Courier", (char *) "Courier", (char *) "Courier-Oblique", (char *) "Courier-Bold", (char *) "Courier-BoldOblique" }, { (char *) "Helvetica", (char *) "Helvetica", (char *) "Helvetica-Oblique", (char *) "Helvetica-Bold", (char *) "Helvetica-BoldOblique" }, { (char *) "Modern", (char *) "Courier", (char *) "Courier-Oblique", (char *) "Courier-Bold", (char *) "Courier-BoldOblique" }, { (char *) "Monotype Corsiva", (char *) "Courier", (char *) "Courier-Oblique", (char *) "Courier-Bold", (char *) "Courier-BoldOblique" },
2178 { (char *) "News Gothic", (char *) "Helvetica", (char *) "Helvetica-Oblique", (char *) "Helvetica-Bold", (char *) "Helvetica-BoldOblique" },
2179 { (char *) "Symbol", (char *) "Symbol", (char *) "Symbol", (char *) "Symbol", (char *) "Symbol" },
2180 { (char *) "System", (char *) "Courier", (char *) "Courier-Oblique", (char *) "Courier-Bold", (char *) "Courier-BoldOblique" },
2181 { (char *) "Times", (char *) "Times-Roman", (char *) "Times-Italic", (char *) "Times-Bold", (char *) "Times-BoldItalic" },
2182 { (char *) NULL, (char *) NULL, (char *) NULL, (char *) NULL, (char *) NULL }
2186 /* Mapping between base name and Ghostscript family name */
2187 static wmfMapping SubFontMap[] =
2189 { (char *) "Arial", (char *) "Helvetica", FT_ENCODING_NONE },
2190 { (char *) "Courier", (char *) "Courier", FT_ENCODING_NONE },
2191 { (char *) "Fixed", (char *) "Courier", FT_ENCODING_NONE },
2192 { (char *) "Helvetica", (char *) "Helvetica", FT_ENCODING_NONE },
2193 { (char *) "Sans", (char *) "Helvetica", FT_ENCODING_NONE },
2194 { (char *) "Sym", (char *) "Symbol", FT_ENCODING_NONE },
2195 { (char *) "Terminal", (char *) "Courier", FT_ENCODING_NONE },
2196 { (char *) "Times", (char *) "Times", FT_ENCODING_NONE },
2197 { (char *) "Wingdings", (char *) "Symbol", FT_ENCODING_NONE },
2198 { (char *) NULL, (char *) NULL, FT_ENCODING_NONE }
2201 static void lite_font_map( wmfAPI* API, wmfFont* font)
2210 *ddata = WMF_MAGICK_GetData(API);
2225 font_data = (wmfFontData*)API->font_data;
2226 font->user_data = font_data->user_data;
2227 magick_font = (wmf_magick_font_t*)font->user_data;
2228 wmf_font_name = WMF_FONT_NAME(font);
2230 if (magick_font->ps_name != (char *) NULL)
2231 magick_font->ps_name=DestroyString(magick_font->ps_name);
2233 GetExceptionInfo(&exception);
2234 type_info_base=GetTypeInfo("*",&exception);
2235 if (type_info_base == 0)
2237 InheritException(&ddata->image->exception,&exception);
2241 /* Certain short-hand font names are not the proper Windows names
2242 and should be promoted to the proper names */
2243 if (LocaleCompare(wmf_font_name,"Times") == 0)
2244 wmf_font_name = "Times New Roman";
2245 else if (LocaleCompare(wmf_font_name,"Courier") == 0)
2246 wmf_font_name = "Courier New";
2248 /* Look for a family-based best-match */
2249 if (!magick_font->ps_name)
2254 if (WMF_FONT_WEIGHT(font) == 0)
2255 target_weight = 400;
2257 target_weight = WMF_FONT_WEIGHT(font);
2258 type_info=GetTypeInfoByFamily(wmf_font_name,AnyStyle,AnyStretch,
2259 target_weight,&exception);
2260 if (type_info == (const TypeInfo *) NULL)
2261 type_info=GetTypeInfoByFamily(wmf_font_name,AnyStyle,AnyStretch,0,
2263 if (type_info != (const TypeInfo *) NULL)
2264 CloneString(&magick_font->ps_name,type_info->name);
2267 /* Now let's try simple substitution mappings from WMFFontMap */
2268 if (!magick_font->ps_name)
2271 target[MaxTextExtent];
2274 target_weight = 400,
2275 want_italic = MagickFalse,
2276 want_bold = MagickFalse,
2279 if ( WMF_FONT_WEIGHT(font) != 0 )
2280 target_weight = WMF_FONT_WEIGHT(font);
2282 if ( (target_weight > 550) || ((strstr(wmf_font_name,"Bold") ||
2283 strstr(wmf_font_name,"Heavy") ||
2284 strstr(wmf_font_name,"Black"))) )
2285 want_bold = MagickTrue;
2287 if ( (WMF_FONT_ITALIC(font)) || ((strstr(wmf_font_name,"Italic") ||
2288 strstr(wmf_font_name,"Oblique"))) )
2289 want_italic = MagickTrue;
2291 (void) CopyMagickString(target,"Times",MaxTextExtent);
2292 for( i=0; SubFontMap[i].name != NULL; i++ )
2294 if (LocaleCompare(wmf_font_name, SubFontMap[i].name) == 0)
2296 (void) CopyMagickString(target,SubFontMap[i].mapping,
2302 for( i=0; WMFFontMap[i].name != NULL; i++ )
2304 if (LocaleNCompare(WMFFontMap[i].name,target,strlen(WMFFontMap[i].name)) == 0)
2306 if (want_bold && want_italic)
2307 CloneString(&magick_font->ps_name,WMFFontMap[i].bolditalic);
2308 else if (want_italic)
2309 CloneString(&magick_font->ps_name,WMFFontMap[i].italic);
2311 CloneString(&magick_font->ps_name,WMFFontMap[i].bold);
2313 CloneString(&magick_font->ps_name,WMFFontMap[i].normal);
2319 printf("\nlite_font_map\n");
2320 printf("WMF_FONT_NAME = \"%s\"\n", WMF_FONT_NAME(font));
2321 printf("WMF_FONT_WEIGHT = %i\n", WMF_FONT_WEIGHT(font));
2322 printf("WMF_FONT_PSNAME = \"%s\"\n", WMF_FONT_PSNAME(font));
2328 /* Initialize API font structures */
2329 static void lite_font_init( wmfAPI* API, wmfAPI_Options* options)
2337 /* Allocate wmfFontData data structure */
2338 API->font_data = wmf_malloc(API,sizeof(wmfFontData));
2342 font_data = (wmfFontData*)API->font_data;
2344 /* Assign function to map font (type wmfMap) */
2345 font_data->map = lite_font_map;
2347 /* Assign function to return string width in points (type wmfStringWidth) */
2348 font_data->stringwidth = lite_font_stringwidth;
2350 /* Assign user data, not used by libwmflite (type void*) */
2351 font_data->user_data = wmf_malloc(API,sizeof(wmf_magick_font_t));
2354 ((wmf_magick_font_t*)font_data->user_data)->ps_name = 0;
2355 ((wmf_magick_font_t*)font_data->user_data)->pointsize = 0;
2358 #endif /* MAGICKCORE_WMFLITE_DELEGATE */
2360 /* BLOB read byte */
2361 static int ipa_blob_read(void* wand)
2363 return ReadBlobByte((Image*)wand);
2367 static int ipa_blob_seek(void* wand,long position)
2369 return (int)SeekBlob((Image*)wand,(MagickOffsetType) position,SEEK_SET);
2373 static long ipa_blob_tell(void* wand)
2375 return (long)TellBlob((Image*)wand);
2378 static Image *ReadWMFImage(const ImageInfo * image_info, ExceptionInfo * exception)
2399 wmf_options_flags = 0;
2416 image = AcquireImage(image_info);
2417 if (OpenBlob(image_info,image,ReadBinaryBlobMode,exception) == MagickFalse)
2419 if (image->debug != MagickFalse)
2421 (void) LogMagickEvent(CoderEvent,GetMagickModule(),
2422 " OpenBlob failed");
2423 (void) LogMagickEvent(CoderEvent,GetMagickModule(),
2424 "leave ReadWMFImage()");
2426 image=DestroyImageList(image);
2427 return((Image *) NULL);
2435 /* Register callbacks */
2436 wmf_options_flags |= WMF_OPT_FUNCTION;
2437 (void) ResetMagickMemory(&wmf_api_options, 0, sizeof(wmf_api_options));
2438 wmf_api_options.function = ipa_functions;
2440 /* Ignore non-fatal errors */
2441 wmf_options_flags |= WMF_OPT_IGNORE_NONFATAL;
2443 wmf_error = wmf_api_create(&API, wmf_options_flags, &wmf_api_options);
2444 if (wmf_error != wmf_E_None)
2447 wmf_api_destroy(API);
2448 if (image->debug != MagickFalse)
2450 (void) LogMagickEvent(CoderEvent,GetMagickModule(),
2451 " wmf_api_create failed");
2452 (void) LogMagickEvent(CoderEvent,GetMagickModule(),
2453 "leave ReadWMFImage()");
2455 ThrowReaderException(DelegateError,"UnableToInitializeWMFLibrary");
2458 /* Register progress monitor */
2459 wmf_status_function(API,image,magick_progress_callback);
2461 ddata = WMF_MAGICK_GetData(API);
2462 ddata->image = image;
2463 ddata->image_info = image_info;
2464 ddata->draw_info = CloneDrawInfo((const ImageInfo *) NULL, (const DrawInfo *) NULL);
2465 RelinquishMagickMemory(ddata->draw_info->font);
2466 RelinquishMagickMemory(ddata->draw_info->text);
2469 #if defined(MAGICKCORE_WMFLITE_DELEGATE)
2470 /* Must initialize font subystem for WMFlite interface */
2471 lite_font_init (API,&wmf_api_options); /* similar to wmf_ipa_font_init in src/font.c */
2472 /* wmf_arg_fontdirs (API,options); */ /* similar to wmf_arg_fontdirs in src/wmf.c */
2477 * Open BLOB input via libwmf API
2480 wmf_error = wmf_bbuf_input(API,ipa_blob_read,ipa_blob_seek,
2481 ipa_blob_tell,(void*)image);
2482 if (wmf_error != wmf_E_None)
2484 wmf_api_destroy(API);
2485 if (image->debug != MagickFalse)
2487 (void) LogMagickEvent(CoderEvent,GetMagickModule(),
2488 " wmf_bbuf_input failed");
2489 (void) LogMagickEvent(CoderEvent,GetMagickModule(),
2490 "leave ReadWMFImage()");
2492 ThrowFileException(exception,FileOpenError,"UnableToOpenFile",
2494 image=DestroyImageList(image);
2495 return((Image *) NULL);
2502 if (image->debug != MagickFalse)
2503 (void) LogMagickEvent(CoderEvent,GetMagickModule(),
2504 " Scanning WMF to obtain bounding box");
2505 wmf_error = wmf_scan(API, 0, &bbox);
2506 if (wmf_error != wmf_E_None)
2508 wmf_api_destroy(API);
2509 if (image->debug != MagickFalse)
2511 (void) LogMagickEvent(CoderEvent,GetMagickModule(),
2512 " wmf_scan failed with wmf_error %d", wmf_error);
2513 (void) LogMagickEvent(CoderEvent,GetMagickModule(),
2514 "leave ReadWMFImage()");
2516 ThrowReaderException(DelegateError,"FailedToScanFile");
2520 * Compute dimensions and scale factors
2526 /* User specified resolution */
2527 resolution_y=DefaultResolution;
2528 if (image->y_resolution > 0)
2530 resolution_y = image->y_resolution;
2531 if (image->units == PixelsPerCentimeterResolution)
2532 resolution_y *= CENTIMETERS_PER_INCH;
2535 resolution_x=DefaultResolution;
2536 if (image->x_resolution > 0)
2538 resolution_x = image->x_resolution;
2539 if (image->units == PixelsPerCentimeterResolution)
2540 resolution_x *= CENTIMETERS_PER_INCH;
2543 /* Obtain output size expressed in metafile units */
2544 wmf_error = wmf_size(API, &wmf_width, &wmf_height);
2545 if (wmf_error != wmf_E_None)
2547 wmf_api_destroy(API);
2548 if (image->debug != MagickFalse)
2550 (void) LogMagickEvent(CoderEvent,GetMagickModule(),
2551 " wmf_size failed with wmf_error %d", wmf_error);
2552 (void) LogMagickEvent(CoderEvent,GetMagickModule(),
2553 "leave ReadWMFImage()");
2555 ThrowReaderException(DelegateError,"FailedToComputeOutputSize");
2558 /* Obtain (or guess) metafile units */
2559 if ((API)->File->placeable)
2560 units_per_inch = (API)->File->pmh->Inch;
2561 else if ( (wmf_width*wmf_height) < 1024*1024)
2562 units_per_inch = POINTS_PER_INCH; /* MM_TEXT */
2564 units_per_inch = TWIPS_PER_INCH; /* MM_TWIPS */
2566 /* Calculate image width and height based on specified DPI
2568 image_width_inch = (double) wmf_width / units_per_inch;
2569 image_height_inch = (double) wmf_height / units_per_inch;
2570 image_width = image_width_inch * resolution_x;
2571 image_height = image_height_inch * resolution_y;
2573 /* Compute bounding box scale factors and origin translations
2575 * This all just a hack since libwmf does not currently seem to
2576 * provide the mapping between LOGICAL coordinates and DEVICE
2577 * coordinates. This mapping is necessary in order to know
2578 * where to place the logical bounding box within the image.
2582 bounding_width = bbox.BR.x - bbox.TL.x;
2583 bounding_height = bbox.BR.y - bbox.TL.y;
2585 ddata->scale_x = image_width/bounding_width;
2586 ddata->translate_x = 0-bbox.TL.x;
2589 /* Heuristic: guess that if the vertical coordinates mostly span
2590 negative values, then the image must be inverted. */
2591 if ( fabs(bbox.BR.y) > fabs(bbox.TL.y) )
2593 /* Normal (Origin at top left of image) */
2594 ddata->scale_y = (image_height/bounding_height);
2595 ddata->translate_y = 0-bbox.TL.y;
2599 /* Inverted (Origin at bottom left of image) */
2600 ddata->scale_y = (-image_height/bounding_height);
2601 ddata->translate_y = 0-bbox.BR.y;
2604 if (image->debug != MagickFalse)
2606 (void) LogMagickEvent(CoderEvent,GetMagickModule(),
2607 " Placeable metafile: %s",
2608 (API)->File->placeable ? "Yes" : "No");
2610 (void) LogMagickEvent(CoderEvent,GetMagickModule(),
2611 " Size in metafile units: %gx%g",wmf_width,wmf_height);
2612 (void) LogMagickEvent(CoderEvent,GetMagickModule(),
2613 " Metafile units/inch: %g",units_per_inch);
2614 (void) LogMagickEvent(CoderEvent,GetMagickModule(),
2615 " Size in inches: %gx%g",
2616 image_width_inch,image_height_inch);
2617 (void) LogMagickEvent(CoderEvent,GetMagickModule(),
2618 " Bounding Box: %g,%g %g,%g",
2619 bbox.TL.x, bbox.TL.y, bbox.BR.x, bbox.BR.y);
2620 (void) LogMagickEvent(CoderEvent,GetMagickModule(),
2621 " Bounding width x height: %gx%g",bounding_width,bounding_height);
2622 (void) LogMagickEvent(CoderEvent,GetMagickModule(),
2623 " Output resolution: %gx%g",resolution_x,resolution_y);
2624 (void) LogMagickEvent(CoderEvent,GetMagickModule(),
2625 " Image size: %gx%g",image_width,image_height);
2626 (void) LogMagickEvent(CoderEvent,GetMagickModule(),
2627 " Bounding box scale factor: %g,%g",ddata->scale_x,ddata->scale_y);
2628 (void) LogMagickEvent(CoderEvent,GetMagickModule(),
2629 " Translation: %g,%g",
2630 ddata->translate_x, ddata->translate_y);
2636 typedef struct _wmfPlayer_t wmfPlayer_t;
2640 wmfBrush default_brush;
2641 wmfFont default_font;
2643 wmfDC* dc; /* current dc */
2649 #define WMF_ELICIT_DC(API) (((wmfPlayer_t*)((API)->player_data))->dc)
2651 dc = WMF_ELICIT_DC(API);
2653 printf("dc->Window.Ox = %d\n", dc->Window.Ox);
2654 printf("dc->Window.Oy = %d\n", dc->Window.Oy);
2655 printf("dc->Window.width = %d\n", dc->Window.width);
2656 printf("dc->Window.height = %d\n", dc->Window.height);
2657 printf("dc->pixel_width = %g\n", dc->pixel_width);
2658 printf("dc->pixel_height = %g\n", dc->pixel_height);
2659 #if defined(MAGICKCORE_WMFLITE_DELEGATE) /* Only in libwmf 0.3 */
2660 printf("dc->Ox = %.d\n", dc->Ox);
2661 printf("dc->Oy = %.d\n", dc->Oy);
2662 printf("dc->width = %.d\n", dc->width);
2663 printf("dc->height = %.d\n", dc->height);
2672 * Create canvas image
2675 image->rows=(unsigned long) ceil(image_height);
2676 image->columns=(unsigned long) ceil(image_width);
2678 if (image_info->ping != MagickFalse)
2680 wmf_api_destroy(API);
2681 (void) CloseBlob(image);
2682 if (image->debug != MagickFalse)
2683 (void) LogMagickEvent(CoderEvent,GetMagickModule(),
2684 "leave ReadWMFImage()");
2685 return(GetFirstImageInList(image));
2687 if (image->debug != MagickFalse)
2688 (void) LogMagickEvent(CoderEvent,GetMagickModule(),
2689 " Creating canvas image with size %ldx%ld",
2690 image->rows,image->columns);
2693 * Set solid background color
2704 background_color = image_info->background_color;
2705 image->background_color = background_color;
2706 if (background_color.opacity != OpaqueOpacity)
2707 image->matte = MagickTrue;
2709 for (row=0; row < image->rows; row++)
2711 pixel=QueueAuthenticPixels(image,0,row,image->columns,1,exception);
2712 if (pixel == (PixelPacket *) NULL)
2714 for (column=image->columns; column; column--)
2715 *pixel++ = background_color;
2716 if (SyncAuthenticPixels(image,exception) == MagickFalse)
2721 * Play file to generate Vector drawing commands
2725 if (image->debug != MagickFalse)
2726 (void) LogMagickEvent(CoderEvent,GetMagickModule(),
2727 " Playing WMF to prepare vectors");
2729 wmf_error = wmf_play(API, 0, &bbox);
2730 if (wmf_error != wmf_E_None)
2732 wmf_api_destroy(API);
2733 if (image->debug != MagickFalse)
2735 (void) LogMagickEvent(CoderEvent,GetMagickModule(),
2736 " Playing WMF failed with wmf_error %d", wmf_error);
2737 (void) LogMagickEvent(CoderEvent,GetMagickModule(),
2738 "leave ReadWMFImage()");
2740 ThrowReaderException(DelegateError,"FailedToRenderFile");
2744 * Scribble on canvas image
2748 if (image->debug != MagickFalse)
2749 (void) LogMagickEvent(CoderEvent,GetMagickModule(),
2750 " Rendering WMF vectors");
2751 DrawRender(ddata->draw_wand);
2753 /* Check for and report any rendering error */
2754 if (image->exception.severity != UndefinedException)
2755 (void) ThrowMagickException(exception,GetMagickModule(),CoderWarning,
2756 ddata->image->exception.reason,"`%s'",ddata->image->exception.description);
2758 if (image->debug != MagickFalse)
2759 (void) LogMagickEvent(CoderEvent,GetMagickModule(),"leave ReadWMFImage()");
2761 /* Cleanup allocated data */
2762 wmf_api_destroy(API);
2763 (void) CloseBlob(image);
2769 #endif /* MAGICKCORE_WMF_DELEGATE || MAGICKCORE_WMFLITE_DELEGATE */
2772 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2776 % R e g i s t e r W M F I m a g e %
2780 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2782 % RegisterWMFImage() adds attributes for the WMF image format to
2783 % the list of supported formats. The attributes include the image format
2784 % tag, a method to read and/or write the format, whether the format
2785 % supports the saving of more than one frame to the same file or blob,
2786 % whether the format supports native in-memory I/O, and a brief
2787 % description of the format.
2789 % The format of the RegisterWMFImage method is:
2791 % unsigned long RegisterWMFImage(void)
2794 ModuleExport unsigned long RegisterWMFImage(void)
2799 entry = SetMagickInfo("WMZ");
2800 #if defined(MAGICKCORE_WMF_DELEGATE) || defined(MAGICKCORE_WMFLITE_DELEGATE)
2801 entry->decoder=ReadWMFImage;
2803 entry->description=ConstantString("Compressed Windows Meta File");
2804 entry->blob_support=MagickTrue;
2805 entry->seekable_stream=MagickTrue;
2806 entry->module=ConstantString("WMZ");
2807 (void) RegisterMagickInfo(entry);
2808 entry=SetMagickInfo("WMF");
2809 #if defined(MAGICKCORE_WMF_DELEGATE) || defined(MAGICKCORE_WMFLITE_DELEGATE)
2810 entry->decoder=ReadWMFImage;
2812 entry->description=ConstantString("Windows Meta File");
2813 entry->blob_support=MagickTrue;
2814 entry->seekable_stream=MagickTrue;
2815 entry->module=ConstantString("WMF");
2816 (void) RegisterMagickInfo(entry);
2817 return(MagickImageCoderSignature);
2821 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2825 % U n r e g i s t e r W M F I m a g e %
2829 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2831 % UnregisterWMFImage() removes format registrations made by the
2832 % WMF module from the list of supported formats.
2834 % The format of the UnregisterWMFImage method is:
2836 % UnregisterWMFImage(void)
2839 ModuleExport void UnregisterWMFImage(void)
2841 (void) UnregisterMagickInfo("WMZ");
2842 (void) UnregisterMagickInfo("WMF");