blob: 77ca0bd04970d8b72536274f016c6ea88bc69737 [file] [log] [blame]
cristy3ed852e2009-09-05 21:47:34 +00001/*
2%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
3% %
4% %
5% %
6% W W M M FFFFF %
7% W W MM MM F %
8% W W W M M M FFF %
9% WW WW M M F %
10% W W M M F %
11% %
12% %
13% Read Windows Metafile Format %
14% %
15% Software Design %
cristy735e8942010-04-02 20:32:57 +000016% John Cristy %
17% December 2000 %
cristy3ed852e2009-09-05 21:47:34 +000018% %
19% %
cristy1454be72011-12-19 01:52:48 +000020% Copyright 1999-2012 ImageMagick Studio LLC, a non-profit organization %
cristy3ed852e2009-09-05 21:47:34 +000021% dedicated to making software imaging solutions freely available. %
22% %
23% You may not use this file except in compliance with the License. You may %
24% obtain a copy of the License at %
25% %
26% http://www.imagemagick.org/script/license.php %
27% %
28% Unless required by applicable law or agreed to in writing, software %
29% distributed under the License is distributed on an "AS IS" BASIS, %
30% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. %
31% See the License for the specific language governing permissions and %
32% limitations under the License. %
33% %
34%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
35*/
36
37/*
38 Include declarations.
39*/
cristy4c08aed2011-07-01 19:47:50 +000040#include "MagickCore/studio.h"
41#include "MagickCore/property.h"
42#include "MagickCore/blob.h"
43#include "MagickCore/blob-private.h"
44#include "MagickCore/color.h"
45#include "MagickCore/color-private.h"
46#include "MagickCore/constitute.h"
47#include "MagickCore/exception.h"
48#include "MagickCore/exception-private.h"
49#include "MagickCore/image.h"
50#include "MagickCore/image-private.h"
51#include "MagickCore/list.h"
52#include "MagickCore/log.h"
53#include "MagickCore/magick.h"
54#include "MagickCore/memory_.h"
55#include "MagickCore/monitor.h"
56#include "MagickCore/monitor-private.h"
57#include "MagickCore/paint.h"
58#include "MagickCore/quantum-private.h"
59#include "MagickCore/static.h"
60#include "MagickCore/string_.h"
61#include "MagickCore/module.h"
62#include "MagickCore/type.h"
63#include "MagickCore/module.h"
64#include "MagickWand/MagickWand.h"
cristy3ed852e2009-09-05 21:47:34 +000065
cristya1e6bd02012-02-06 15:36:50 +000066#if defined(__CYGWIN__)
67#undef MAGICKCORE_WMF_DELEGATE
68#endif
69
cristy735e8942010-04-02 20:32:57 +000070#if defined(MAGICKCORE_WMF_DELEGATE)
cristy3ed852e2009-09-05 21:47:34 +000071#include "libwmf/api.h"
cristy2e68c0c2010-04-06 13:10:46 +000072#include "libwmf/eps.h"
cristyb85b2f32010-04-03 03:05:15 +000073
74/*
75%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
76% %
77% %
78% %
79% R e a d W M F I m a g e %
80% %
81% %
82% %
83%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
84%
85% ReadWMFImage() reads an Windows Metafile image file and returns it. It
86% allocates the memory necessary for the new Image structure and returns a
87% pointer to the new image.
88%
89% The format of the ReadWMFImage method is:
90%
91% Image *ReadWMFImage(const ImageInfo *image_info,ExceptionInfo *exception)
92%
93% A description of each parameter follows:
94%
95% o image_info: the image info.
96%
97% o exception: return any errors or warnings in this structure.
98%
99*/
100
101static int WMFReadBlob(void *image)
102{
103 return(ReadBlobByte((Image *) image));
104}
105
cristyf1d91242010-05-28 02:23:19 +0000106static int WMFSeekBlob(void *image,long offset)
cristyb85b2f32010-04-03 03:05:15 +0000107{
108 return((int) SeekBlob((Image *) image,(MagickOffsetType) offset,SEEK_SET));
109}
110
cristyf1d91242010-05-28 02:23:19 +0000111static long WMFTellBlob(void *image)
cristyb85b2f32010-04-03 03:05:15 +0000112{
cristyf1d91242010-05-28 02:23:19 +0000113 return((long) TellBlob((Image*) image));
cristyb85b2f32010-04-03 03:05:15 +0000114}
cristy3ed852e2009-09-05 21:47:34 +0000115
cristy735e8942010-04-02 20:32:57 +0000116static Image *ReadWMFImage(const ImageInfo *image_info,ExceptionInfo *exception)
cristy3ed852e2009-09-05 21:47:34 +0000117{
118 char
cristy735e8942010-04-02 20:32:57 +0000119 filename[MaxTextExtent];
cristy3ed852e2009-09-05 21:47:34 +0000120
cristy735e8942010-04-02 20:32:57 +0000121 int
122 unique_file;
cristy3ed852e2009-09-05 21:47:34 +0000123
cristy735e8942010-04-02 20:32:57 +0000124 FILE
125 *file;
cristy3ed852e2009-09-05 21:47:34 +0000126
127 Image
128 *image;
129
130 ImageInfo
cristy735e8942010-04-02 20:32:57 +0000131 *read_info;
cristy3ed852e2009-09-05 21:47:34 +0000132
cristy19eb6412010-04-23 14:42:29 +0000133 MagickBooleanType
134 status;
135
cristybb503372010-05-27 20:51:26 +0000136 size_t
cristy735e8942010-04-02 20:32:57 +0000137 flags;
cristy3ed852e2009-09-05 21:47:34 +0000138
139 wmfAPI
cristy735e8942010-04-02 20:32:57 +0000140 *wmf_info;
cristy3ed852e2009-09-05 21:47:34 +0000141
142 wmfAPI_Options
cristy735e8942010-04-02 20:32:57 +0000143 options;
cristy3ed852e2009-09-05 21:47:34 +0000144
145 wmfD_Rect
cristy735e8942010-04-02 20:32:57 +0000146 bounding_box;
cristy3ed852e2009-09-05 21:47:34 +0000147
cristy2e68c0c2010-04-06 13:10:46 +0000148 wmf_eps_t
cristyfc5fbc42010-04-06 17:58:30 +0000149 *eps_info;
cristy735e8942010-04-02 20:32:57 +0000150
151 wmf_error_t
cristy19eb6412010-04-23 14:42:29 +0000152 wmf_status;
cristy735e8942010-04-02 20:32:57 +0000153
cristyb85b2f32010-04-03 03:05:15 +0000154 /*
155 Read WMF image.
156 */
cristy9950d572011-10-01 18:22:35 +0000157 image=AcquireImage(image_info,exception);
cristy735e8942010-04-02 20:32:57 +0000158 status=OpenBlob(image_info,image,ReadBinaryBlobMode,exception);
159 if (status == MagickFalse)
cristy3ed852e2009-09-05 21:47:34 +0000160 {
cristy3ed852e2009-09-05 21:47:34 +0000161 image=DestroyImageList(image);
162 return((Image *) NULL);
163 }
cristy735e8942010-04-02 20:32:57 +0000164 wmf_info=(wmfAPI *) NULL;
165 flags=0;
166 flags|=WMF_OPT_IGNORE_NONFATAL;
167 flags|=WMF_OPT_FUNCTION;
cristy2e68c0c2010-04-06 13:10:46 +0000168 options.function=wmf_eps_function;
cristyeaedf062010-05-29 22:36:02 +0000169 wmf_status=wmf_api_create(&wmf_info,(unsigned long) flags,&options);
cristy19eb6412010-04-23 14:42:29 +0000170 if (wmf_status != wmf_E_None)
cristy3ed852e2009-09-05 21:47:34 +0000171 {
cristy735e8942010-04-02 20:32:57 +0000172 if (wmf_info != (wmfAPI *) NULL)
173 wmf_api_destroy(wmf_info);
cristy3ed852e2009-09-05 21:47:34 +0000174 ThrowReaderException(DelegateError,"UnableToInitializeWMFLibrary");
175 }
cristy19eb6412010-04-23 14:42:29 +0000176 wmf_status=wmf_bbuf_input(wmf_info,WMFReadBlob,WMFSeekBlob,WMFTellBlob,
cristyb85b2f32010-04-03 03:05:15 +0000177 (void *) image);
cristy19eb6412010-04-23 14:42:29 +0000178 if (wmf_status != wmf_E_None)
cristy3ed852e2009-09-05 21:47:34 +0000179 {
cristyb85b2f32010-04-03 03:05:15 +0000180 wmf_api_destroy(wmf_info);
cristy3ed852e2009-09-05 21:47:34 +0000181 ThrowFileException(exception,FileOpenError,"UnableToOpenFile",
182 image->filename);
cristyb85b2f32010-04-03 03:05:15 +0000183 image=DestroyImageList(image);
184 return((Image *) NULL);
cristy3ed852e2009-09-05 21:47:34 +0000185 }
cristy19eb6412010-04-23 14:42:29 +0000186 wmf_status=wmf_scan(wmf_info,0,&bounding_box);
187 if (wmf_status != wmf_E_None)
cristy3ed852e2009-09-05 21:47:34 +0000188 {
cristyb85b2f32010-04-03 03:05:15 +0000189 wmf_api_destroy(wmf_info);
cristy3ed852e2009-09-05 21:47:34 +0000190 ThrowReaderException(DelegateError,"FailedToScanFile");
191 }
cristy2e68c0c2010-04-06 13:10:46 +0000192 eps_info=WMF_EPS_GetData(wmf_info);
cristy735e8942010-04-02 20:32:57 +0000193 file=(FILE *) NULL;
194 unique_file=AcquireUniqueFileResource(filename);
195 if (unique_file != -1)
196 file=fdopen(unique_file,"wb");
197 if ((unique_file == -1) || (file == (FILE *) NULL))
cristy3ed852e2009-09-05 21:47:34 +0000198 {
cristyb85b2f32010-04-03 03:05:15 +0000199 wmf_api_destroy(wmf_info);
200 ThrowReaderException(FileOpenError,"UnableToCreateTemporaryFile");
cristy3ed852e2009-09-05 21:47:34 +0000201 }
cristy2e68c0c2010-04-06 13:10:46 +0000202 eps_info->out=wmf_stream_create(wmf_info,file);
203 eps_info->bbox=bounding_box;
cristy19eb6412010-04-23 14:42:29 +0000204 wmf_status=wmf_play(wmf_info,0,&bounding_box);
205 if (wmf_status != wmf_E_None)
cristy3ed852e2009-09-05 21:47:34 +0000206 {
cristyb85b2f32010-04-03 03:05:15 +0000207 wmf_api_destroy(wmf_info);
cristy3ed852e2009-09-05 21:47:34 +0000208 ThrowReaderException(DelegateError,"FailedToRenderFile");
209 }
cristy735e8942010-04-02 20:32:57 +0000210 (void) fclose(file);
cristyb85b2f32010-04-03 03:05:15 +0000211 wmf_api_destroy(wmf_info);
cristy3ed852e2009-09-05 21:47:34 +0000212 (void) CloseBlob(image);
cristy735e8942010-04-02 20:32:57 +0000213 image=DestroyImage(image);
214 /*
cristy2e68c0c2010-04-06 13:10:46 +0000215 Read EPS image.
cristy735e8942010-04-02 20:32:57 +0000216 */
217 read_info=CloneImageInfo(image_info);
cristy98f91ec2011-02-03 01:15:48 +0000218 SetImageInfoBlob(read_info,(void *) NULL,0);
cristyb51dff52011-05-19 16:55:47 +0000219 (void) FormatLocaleString(read_info->filename,MaxTextExtent,"eps:%s",
cristy735e8942010-04-02 20:32:57 +0000220 filename);
221 image=ReadImage(read_info,exception);
222 read_info=DestroyImageInfo(read_info);
223 if (image != (Image *) NULL)
224 {
225 (void) CopyMagickString(image->filename,image_info->filename,
226 MaxTextExtent);
227 (void) CopyMagickString(image->magick_filename,image_info->filename,
228 MaxTextExtent);
229 (void) CopyMagickString(image->magick,"WMF",MaxTextExtent);
230 }
231 (void) RelinquishUniqueFileResource(filename);
232 return(GetFirstImageInList(image));
cristy3ed852e2009-09-05 21:47:34 +0000233}
cristyf82c4a02011-12-15 02:43:44 +0000234#elif defined(MAGICKCORE_WMFLITE_DELEGATE)
235
236#define ERR(API) ((API)->err != wmf_E_None)
237#define XC(x) ((double) x)
238#define YC(y) ((double) y)
239
240#if !defined(M_PI)
241# define M_PI MagickPI
242#endif
243
244#if defined(MAGICKCORE_HAVE_FT2BUILD_H)
245# include <ft2build.h>
246#endif
247
248#include "libwmf/fund.h"
249#include "libwmf/types.h"
250#include "libwmf/api.h"
251#undef SRCCOPY
252#undef SRCPAINT
253#undef SRCAND
254#undef SRCINVERT
255#undef SRCERASE
256#undef NOTSRCCOPY
257#undef NOTSRCERASE
258#undef MERGECOPY
259#undef MERGEPAINT
260#undef PATCOPY
261#undef PATPAINT
262#undef PATINVERT
263#undef DSTINVERT
264#undef BLACKNESS
265#undef WHITENESS
266
267/* The following additinal undefs were required for MinGW */
268#undef BS_HOLLOW
269#undef PS_STYLE_MASK
270#undef PS_ENDCAP_ROUND
271#undef PS_ENDCAP_SQUARE
272#undef PS_ENDCAP_FLAT
273#undef PS_ENDCAP_MASK
274#undef PS_JOIN_ROUND
275#undef PS_JOIN_BEVEL
276#undef PS_JOIN_MITER
277#undef PS_COSMETIC
278#undef PS_GEOMETRIC
279#undef PS_TYPE_MASK
280#undef STRETCH_ANDSCANS
281#undef STRETCH_ORSCANS
282#undef STRETCH_DELETESCANS
283#undef STRETCH_HALFTONE
284#undef ETO_OPAQUE
285#undef ETO_CLIPPED
286#undef ETO_GLYPH_INDEX
287#undef ETO_RTLREADING
288
289#include "libwmf/defs.h"
290#include "libwmf/ipa.h"
291#include "libwmf/color.h"
292#include "libwmf/macro.h"
293
294/* Unit conversions */
295#define TWIPS_PER_INCH 1440
296#define CENTIMETERS_PER_INCH 2.54
297#define POINTS_PER_INCH 72
298
299#if defined(MAGICKCORE_WMFLITE_DELEGATE)
300# define wmf_api_create(api,flags,options) wmf_lite_create(api,flags,options)
301# define wmf_api_destroy(api) wmf_lite_destroy(api)
302# undef WMF_FONT_PSNAME
303# define WMF_FONT_PSNAME(F) ((F)->user_data ? ((wmf_magick_font_t*) (F)->user_data)->ps_name : 0)
304
305typedef struct _wmf_magick_font_t wmf_magick_font_t;
306
307struct _wmf_magick_font_t
308{
309 char* ps_name;
310 double pointsize;
311};
312
313#endif
314
315typedef struct _wmf_magick_t wmf_magick_t;
316
317struct _wmf_magick_t
318{
319 /* Bounding box */
320 wmfD_Rect
321 bbox;
322
323 /* Scale and translation factors */
324 double
325 scale_x,
326 scale_y,
327 translate_x,
328 translate_y,
329 rotate;
330
331 /* Vector output */
332 DrawingWand
333 *draw_wand;
334
335 ExceptionInfo
336 *exception;
337
338 /* ImageMagick image */
339 Image
340 *image;
341
342 /* ImageInfo */
343 const ImageInfo
344 *image_info;
345
346 /* DrawInfo */
347 DrawInfo
348 *draw_info;
349
350 /* Pattern ID */
351 unsigned long
352 pattern_id;
353
354 /* Clip path flag */
355 MagickBooleanType
356 clipping;
357
358 /* Clip path ID */
359 unsigned long
360 clip_mask_id;
361
362 /* Push depth */
363 long
364 push_depth;
365};
366
367
368#define WMF_MAGICK_GetData(Z) ((wmf_magick_t*)((Z)->device_data))
369#define WMF_MAGICK_GetFontData(Z) \
370 ((wmf_magick_font_t*)((wmfFontData *)Z->font_data)->user_data)
371
372#define WmfDrawingWand (((wmf_magick_t*)((API)->device_data))->draw_wand)
373
374/* Enum to control whether util_set_brush applies brush to fill or
375 stroke. */
376typedef enum
377{
378 BrushApplyFill,
379 BrushApplyStroke
380} BrushApply;
381
382
383/* Enum to specify arc type */
384typedef enum
385{
386 magick_arc_ellipse = 0,
387 magick_arc_open,
388 magick_arc_pie,
389 magick_arc_chord
390}
391magick_arc_t;
392
393#if defined(MAGICKCORE_WMFLITE_DELEGATE)
394static void lite_font_init (wmfAPI* API, wmfAPI_Options* options);
395static void lite_font_map(wmfAPI* API,wmfFont* font);
396static float lite_font_stringwidth(wmfAPI* API, wmfFont* font, char* str);
397#endif
398
399static void draw_fill_color_rgb(wmfAPI* API, const wmfRGB* rgb);
400static void draw_stroke_color_rgb(wmfAPI* API, const wmfRGB* rgb);
401static void draw_pattern_push(wmfAPI* API, unsigned long id, unsigned long columns, unsigned long rows);
402static int ipa_blob_read(void* wand);
403static int ipa_blob_seek(void* wand,long position);
404static long ipa_blob_tell(void* wand);
405static void ipa_bmp_draw(wmfAPI * API, wmfBMP_Draw_t * bmp_draw);
406static void ipa_bmp_free(wmfAPI * API, wmfBMP * bmp);
407static void ipa_bmp_read(wmfAPI * API, wmfBMP_Read_t * bmp_read);
408static void ipa_device_begin(wmfAPI * API);
409static void ipa_device_close(wmfAPI * API);
410static void ipa_device_end(wmfAPI * API);
411static void ipa_device_open(wmfAPI * API);
412static void ipa_draw_arc(wmfAPI * API, wmfDrawArc_t * draw_arc);
413static void ipa_draw_chord(wmfAPI * API, wmfDrawArc_t * draw_arc);
414static void ipa_draw_ellipse(wmfAPI * API, wmfDrawArc_t * draw_arc);
415static void ipa_draw_line(wmfAPI * API, wmfDrawLine_t * draw_line);
416static void ipa_draw_pie(wmfAPI * API, wmfDrawArc_t * draw_arc);
417static void ipa_draw_pixel(wmfAPI * API, wmfDrawPixel_t * draw_pixel);
418static void ipa_draw_polygon(wmfAPI * API, wmfPolyLine_t * poly_line);
419#if defined(MAGICKCORE_WMFLITE_DELEGATE)
420static void ipa_draw_polypolygon(wmfAPI * API, wmfPolyPoly_t* polypolygon);
421#endif
422static void ipa_draw_rectangle(wmfAPI * API, wmfDrawRectangle_t * draw_rect);
423static void ipa_draw_text(wmfAPI * API, wmfDrawText_t * draw_text);
424static void ipa_flood_exterior(wmfAPI * API, wmfFlood_t * flood);
425static void ipa_flood_interior(wmfAPI * API, wmfFlood_t * flood);
426static void ipa_functions(wmfAPI * API);
427static void ipa_poly_line(wmfAPI * API, wmfPolyLine_t * poly_line);
428static void ipa_region_clip(wmfAPI * API, wmfPolyRectangle_t * poly_rect);
429static void ipa_region_frame(wmfAPI * API, wmfPolyRectangle_t * poly_rect);
430static void ipa_region_paint(wmfAPI * API, wmfPolyRectangle_t * poly_rect);
431static void ipa_rop_draw(wmfAPI * API, wmfROP_Draw_t * rop_draw);
432static void ipa_udata_copy(wmfAPI * API, wmfUserData_t * userdata);
433static void ipa_udata_free(wmfAPI * API, wmfUserData_t * userdata);
434static void ipa_udata_init(wmfAPI * API, wmfUserData_t * userdata);
435static void ipa_udata_set(wmfAPI * API, wmfUserData_t * userdata);
436static int magick_progress_callback(void* wand,float quantum);
437static void util_draw_arc(wmfAPI * API, wmfDrawArc_t * draw_arc,magick_arc_t finish);
438#if defined(MAGICKCORE_WMFLITE_DELEGATE)
439/*static int util_font_weight( const char* font );*/
440#endif
441static double util_pointsize( wmfAPI* API, wmfFont* font, char* str, double font_height, ExceptionInfo *);
442static void util_set_brush(wmfAPI * API, wmfDC * dc, const BrushApply brush_apply);
443static void util_set_pen(wmfAPI * API, wmfDC * dc);
444
445/* Progress callback */
446int magick_progress_callback(void *context,float quantum)
447{
448 Image
449 *image;
450
451 MagickBooleanType
452 status;
453
454 image=(Image *) context;
455 assert(image->signature == MagickSignature);
456 status=SetImageProgress(image,LoadImagesTag,TellBlob(image),
457 GetBlobSize(image));
458 return(status == MagickTrue ? 0 : 1);
459}
460
461/* Set fill color */
462static void draw_fill_color_string(DrawingWand *drawing_wand,const char *color)
463{
464 PixelWand
465 *fill_color;
466
467 fill_color=NewPixelWand();
468 PixelSetColor(fill_color,color);
469 DrawSetFillColor(drawing_wand,fill_color);
470 fill_color=DestroyPixelWand(fill_color);
471}
472static void draw_fill_color_rgb( wmfAPI* API, const wmfRGB* rgb )
473{
474 PixelWand
475 *fill_color;
476
477 fill_color=NewPixelWand();
478 PixelSetRedQuantum(fill_color,ScaleCharToQuantum(rgb->r));
479 PixelSetGreenQuantum(fill_color,ScaleCharToQuantum(rgb->g));
480 PixelSetBlueQuantum(fill_color,ScaleCharToQuantum(rgb->b));
481 PixelSetAlphaQuantum(fill_color,OpaqueAlpha);
482 DrawSetFillColor(WmfDrawingWand,fill_color);
483 fill_color=DestroyPixelWand(fill_color);
484}
485
486/* Set stroke color */
487static void draw_stroke_color_string(DrawingWand *drawing_wand,const char *color)
488{
489 PixelWand
490 *stroke_color;
491
492 stroke_color=NewPixelWand();
493 PixelSetColor(stroke_color,color);
494 DrawSetStrokeColor(drawing_wand,stroke_color);
495 stroke_color=DestroyPixelWand(stroke_color);
496}
497
498static void draw_stroke_color_rgb( wmfAPI* API, const wmfRGB* rgb )
499{
500 PixelWand
501 *stroke_color;
502
503 stroke_color=NewPixelWand();
504 PixelSetRedQuantum(stroke_color,ScaleCharToQuantum(rgb->r));
505 PixelSetGreenQuantum(stroke_color,ScaleCharToQuantum(rgb->g));
506 PixelSetBlueQuantum(stroke_color,ScaleCharToQuantum(rgb->b));
507 PixelSetAlphaQuantum(stroke_color,OpaqueAlpha);
508 DrawSetStrokeColor(WmfDrawingWand,stroke_color);
509 stroke_color=DestroyPixelWand(stroke_color);
510}
511
512/* Set under color */
513static void draw_under_color_string(DrawingWand *drawing_wand,const char *color)
514{
515 PixelWand
516 *under_color;
517
518 under_color=NewPixelWand();
519 PixelSetColor(under_color,color);
520 DrawSetTextUnderColor(drawing_wand,under_color);
521 under_color=DestroyPixelWand(under_color);
522}
523
524static void draw_pattern_push( wmfAPI* API,
525 unsigned long id,
526 unsigned long columns,
527 unsigned long rows )
528{
529 char
530 pattern_id[30];
531
532 (void) FormatLocaleString(pattern_id,MaxTextExtent,"brush_%lu",id);
533 (void) DrawPushPattern(WmfDrawingWand,pattern_id,0,0,columns,rows);
534}
535
536/* Pattern/Bit BLT with raster operation (ROP) support. Invoked by
537 META_PATBLT, which is equivalent to Windows PatBlt() call, or by
538 META_DIBBITBLT which is equivalent to Windows BitBlt() call. */
539
540/* The BitBlt function transfers pixels from a rectangular area in one
541 device wand called the 'source', to a rectangular area of the
542 same size in another device wand, called the 'destination'. */
543
544static void ipa_rop_draw(wmfAPI * API, wmfROP_Draw_t * rop_draw)
545{
546/* wmfBrush */
547/* *brush = WMF_DC_BRUSH(rop_draw->dc); */
548
549/* wmfBMP */
550/* *brush_bmp = WMF_BRUSH_BITMAP(brush); */
551
552 if (TO_FILL(rop_draw) == 0)
553 return;
554
555 /* Save graphic wand */
556 (void) PushDrawingWand(WmfDrawingWand);
557
558 /* FIXME: finish implementing (once we know what it is supposed to do!) */
559
560 /*
561 struct _wmfROP_Draw_t
562 { wmfDC* dc;
563
564 wmfD_Coord TL;
565 wmfD_Coord BR;
566
567 U32 ROP;
568
569 double pixel_width;
570 double pixel_height;
571 };
572 */
573
574/* if (brush_bmp && brush_bmp->data != 0) */
575/* printf("Have an image!\n"); */
576
577 switch (rop_draw->ROP) /* Ternary raster operations */
578 {
579 case SRCCOPY: /* dest = source */
580 printf("ipa_rop_draw SRCCOPY ROP mode not implemented\n");
581 break;
582 case SRCPAINT: /* dest = source OR dest */
583 printf("ipa_rop_draw SRCPAINT ROP mode not implemented\n");
584 break;
585 case SRCAND: /* dest = source AND dest */
586 printf("ipa_rop_draw SRCAND ROP mode not implemented\n");
587 break;
588 case SRCINVERT: /* dest = source XOR dest */
589 printf("ipa_rop_draw SRCINVERT ROP mode not implemented\n");
590 break;
591 case SRCERASE: /* dest = source AND (NOT dest) */
592 printf("ipa_rop_draw SRCERASE ROP mode not implemented\n");
593 break;
594 case NOTSRCCOPY: /* dest = (NOT source) */
595 printf("ipa_rop_draw NOTSRCCOPY ROP mode not implemented\n");
596 break;
597 case NOTSRCERASE: /* dest = (NOT src) AND (NOT dest) */
598 printf("ipa_rop_draw NOTSRCERASE ROP mode not implemented\n");
599 break;
600 case MERGECOPY: /* dest = (source AND pattern) */
601 printf("ipa_rop_draw MERGECOPY ROP mode not implemented\n");
602 break;
603 case MERGEPAINT: /* dest = (NOT source) OR dest */
604 printf("ipa_rop_draw MERGEPAINT ROP mode not implemented\n");
605 break;
606 case PATCOPY: /* dest = pattern */
607 util_set_brush(API, rop_draw->dc, BrushApplyFill);
608 break;
609 case PATPAINT: /* dest = DPSnoo */
610 printf("ipa_rop_draw PATPAINT ROP mode not implemented\n");
611 break;
612 case PATINVERT: /* dest = pattern XOR dest */
613 printf("ipa_rop_draw PATINVERT ROP mode not implemented\n");
614 break;
615 case DSTINVERT: /* dest = (NOT dest) */
616 printf("ipa_rop_draw DSTINVERT ROP mode not implemented\n");
617 break;
618 case BLACKNESS: /* dest = BLACK */
619 draw_fill_color_string(WmfDrawingWand,"black");
620 break;
621 case WHITENESS: /* dest = WHITE */
622 draw_fill_color_string(WmfDrawingWand,"white");
623 break;
624 default:
625 printf("ipa_rop_draw 0x%x ROP mode not implemented\n", rop_draw->ROP);
626 break;
627 }
628
629 DrawRectangle(WmfDrawingWand,
630 XC(rop_draw->TL.x), YC(rop_draw->TL.y),
631 XC(rop_draw->BR.x), YC(rop_draw->BR.y));
632
633 /* Restore graphic wand */
634 (void) PopDrawingWand(WmfDrawingWand);
635}
636
637static void ipa_bmp_draw(wmfAPI *API, wmfBMP_Draw_t *bmp_draw)
638{
639 wmf_magick_t
640 *ddata = WMF_MAGICK_GetData(API);
641
642 ExceptionInfo
643 *exception;
644
645 Image
646 *image;
647
648 MagickWand
649 *magick_wand;
650
cristya19f1d72012-08-07 18:24:38 +0000651 double
cristyf82c4a02011-12-15 02:43:44 +0000652 height,
653 width;
654
655 PixelInfo
656 white;
657
658 if (bmp_draw->bmp.data == 0)
659 return;
660
661 image = (Image*)bmp_draw->bmp.data;
662 if (!image)
663 return;
664
665 exception=ddata->exception;
666 if (bmp_draw->crop.x || bmp_draw->crop.y ||
667 (bmp_draw->crop.w != bmp_draw->bmp.width) ||
668 (bmp_draw->crop.h != bmp_draw->bmp.height))
669 {
670 /* Image needs to be cropped */
671 Image
672 *crop_image;
673
674 RectangleInfo
675 crop_info;
676
677 crop_info.x = bmp_draw->crop.x;
678 crop_info.y = bmp_draw->crop.y;
679 crop_info.width = bmp_draw->crop.w;
680 crop_info.height = bmp_draw->crop.h;
681
682 crop_image = CropImage( image, &crop_info, exception );
683 if (crop_image)
684 {
685 image=DestroyImageList(image);
686 image = crop_image;
687 bmp_draw->bmp.data = (void*)image;
688 }
689 }
690
691 QueryColorCompliance( "white", AllCompliance, &white, exception );
692
693 if ( ddata->image_info->texture ||
694 !(IsPixelInfoEquivalent(&ddata->image_info->background_color,&white)) ||
695 ddata->image_info->background_color.alpha != OpaqueAlpha )
696 {
697 /*
698 Set image white background to transparent so that it may be
699 overlaid over non-white backgrounds.
700 */
701 QueryColorCompliance( "white", AllCompliance, &white, exception );
702 TransparentPaintImage( image, &white, QuantumRange, MagickFalse, exception );
703 }
704
705 width = fabs(bmp_draw->pixel_width * (double) bmp_draw->crop.w);
706 height = fabs(bmp_draw->pixel_height * (double) bmp_draw->crop.h);
707 magick_wand=NewMagickWandFromImage(image);
708 (void) DrawComposite(WmfDrawingWand, CopyCompositeOp,
709 XC(bmp_draw->pt.x) * ddata->scale_x, YC(bmp_draw->pt.y) * ddata->scale_y,
710 width * ddata->scale_x, height * ddata->scale_y, magick_wand);
711 magick_wand=DestroyMagickWand(magick_wand);
712
713#if 0
714 printf("bmp_draw->bmp.data = 0x%lx\n", (long)bmp_draw->bmp.data);
715 printf("registry id = %li\n", id);
716 /* printf("pixel_width = %g\n", bmp_draw->pixel_width); */
717 /* printf("pixel_height = %g\n", bmp_draw->pixel_height); */
718 printf("bmp_draw->bmp WxH = %ix%i\n", bmp_draw->bmp.width, bmp_draw->bmp.height);
719 printf("bmp_draw->crop WxH = %ix%i\n", bmp_draw->crop.w, bmp_draw->crop.h);
720 printf("bmp_draw->crop x,y = %i,%i\n", bmp_draw->crop.x, bmp_draw->crop.y);
721 printf("image size WxH = %lux%lu\n", image->columns, image->rows);
722#endif
723}
724
725static void ipa_bmp_read(wmfAPI * API, wmfBMP_Read_t * bmp_read) {
726 wmf_magick_t
727 *ddata = WMF_MAGICK_GetData(API);
728
729 ExceptionInfo
730 *exception;
731
732 Image
733 *image;
734
735 ImageInfo
736 *image_info;
737
738 bmp_read->bmp.data = 0;
739
740 image_info=CloneImageInfo(ddata->image_info);
741 exception=ddata->exception;
742 (void) CopyMagickString(image_info->magick,"DIB",MaxTextExtent);
743 if (bmp_read->width || bmp_read->height)
744 {
745 char
746 size[MaxTextExtent];
747
748 (void) FormatLocaleString(size,MaxTextExtent,"%ux%u",bmp_read->width,
749 bmp_read->height);
750 CloneString(&image_info->size,size);
751 }
752#if 0
753 printf("ipa_bmp_read: buffer=0x%lx length=%ld, width=%i, height=%i\n",
754 (long) bmp_read->buffer, bmp_read->length,
755 bmp_read->width, bmp_read->height);
756#endif
757 image=BlobToImage(image_info, (const void *) bmp_read->buffer,
758 bmp_read->length, exception);
759 image_info=DestroyImageInfo(image_info);
760 if (image != (Image *) NULL)
761 {
762#if 0
763 printf("ipa_bmp_read: rows=%ld,columns=%ld\n\n", image->rows, image->columns);
764#endif
765
766 bmp_read->bmp.data = (void*)image;
767 bmp_read->bmp.width = (U16)image->columns;
768 bmp_read->bmp.height = (U16)image->rows;
769 }
770}
771
772static void ipa_bmp_free(wmfAPI * API, wmfBMP * bmp)
773{
774 (void) API;
775 DestroyImageList((Image*)bmp->data);
776 bmp->data = (void*) 0;
777 bmp->width = (U16) 0;
778 bmp->height = (U16) 0;
779}
780
781/*
782 This called by wmf_play() the *first* time the meta file is played
783 */
784static void ipa_device_open(wmfAPI * API)
785{
786 wmf_magick_t
787 *ddata = WMF_MAGICK_GetData (API);
788
789 ddata->pattern_id = 0;
790 ddata->clipping = MagickFalse;
791 ddata->clip_mask_id = 0;
792
793 ddata->push_depth = 0;
794
795 ddata->draw_wand = DrawAllocateWand(ddata->draw_info,ddata->image);
796}
797
798/*
799 This called by wmf_api_destroy()
800 */
801static void ipa_device_close(wmfAPI * API)
802{
803 wmf_magick_t
804 *ddata = WMF_MAGICK_GetData(API);
805
806 DestroyDrawingWand(ddata->draw_wand);
807 DestroyDrawInfo(ddata->draw_info);
808 RelinquishMagickMemory(WMF_MAGICK_GetFontData(API)->ps_name);
809}
810
811/*
812 This called from the beginning of each play for initial page setup
813 */
814static void ipa_device_begin(wmfAPI * API)
815{
816 char
817 comment[MaxTextExtent];
818
819 wmf_magick_t
820 *ddata = WMF_MAGICK_GetData(API);
821
822 /* Make SVG output happy */
823 (void) PushDrawingWand(WmfDrawingWand);
824
825 DrawSetViewbox(WmfDrawingWand, 0, 0, ddata->image->columns, ddata->image->rows );
826
827 (void) FormatLocaleString(comment,MaxTextExtent,"Created by ImageMagick %s",
cristy13f38b42012-02-04 16:58:04 +0000828 GetMagickVersion((size_t *) NULL));
cristyf82c4a02011-12-15 02:43:44 +0000829 DrawComment(WmfDrawingWand,comment);
830
831 /* Scale width and height to image */
832 DrawScale(WmfDrawingWand, ddata->scale_x, ddata->scale_y);
833
834 /* Translate to TL corner of bounding box */
835 DrawTranslate(WmfDrawingWand, ddata->translate_x, ddata->translate_y);
836
837 /* Apply rotation */
838 DrawRotate(WmfDrawingWand, ddata->rotate);
839
840 if (ddata->image_info->texture == NULL)
841 {
842 PixelWand
843 *background_color;
844
845 /* Draw rectangle in background color */
846 background_color=NewPixelWand();
847 PixelSetPixelColor(background_color,&ddata->image->background_color);
848 DrawSetFillColor(WmfDrawingWand,background_color);
849 background_color=DestroyPixelWand(background_color);
850 DrawRectangle(WmfDrawingWand,
851 XC(ddata->bbox.TL.x),YC(ddata->bbox.TL.y),
852 XC(ddata->bbox.BR.x),YC(ddata->bbox.BR.y));
853 }
854 else
855 {
856 /* Draw rectangle with texture image the SVG way */
857 Image
858 *image;
859
860 ImageInfo
861 *image_info;
862
863 ExceptionInfo
864 exception;
865
866 GetExceptionInfo(&exception);
867
868 image_info = CloneImageInfo((ImageInfo *) 0);
869 (void) CopyMagickString(image_info->filename,ddata->image_info->texture,
870 MaxTextExtent);
871 if ( ddata->image_info->size )
872 CloneString(&image_info->size,ddata->image_info->size);
873
874 image = ReadImage(image_info,&exception);
875 image_info=DestroyImageInfo(image_info);
876 if (image)
877 {
878 char
879 pattern_id[30];
880
881 MagickWand
882 *magick_wand;
883
884 (void) CopyMagickString(image->magick,"MIFF",MaxTextExtent);
885 DrawPushDefs(WmfDrawingWand);
886 draw_pattern_push(API,ddata->pattern_id,image->columns,image->rows);
887 magick_wand=NewMagickWandFromImage(image);
888 (void) DrawComposite(WmfDrawingWand,CopyCompositeOp,0,0,
889 image->columns,image->rows,magick_wand);
890 magick_wand=DestroyMagickWand(magick_wand);
891 (void) DrawPopPattern(WmfDrawingWand);
892 DrawPopDefs(WmfDrawingWand);
893 (void) FormatLocaleString(pattern_id,MaxTextExtent,"#brush_%lu",
894 ddata->pattern_id);
895 (void) DrawSetFillPatternURL(WmfDrawingWand,pattern_id);
896 ++ddata->pattern_id;
cristyf82c4a02011-12-15 02:43:44 +0000897 DrawRectangle(WmfDrawingWand,
cristyf9d6dc02012-01-19 02:14:44 +0000898 XC(ddata->bbox.TL.x),YC(ddata->bbox.TL.y),
899 XC(ddata->bbox.BR.x),YC(ddata->bbox.BR.y));
cristyf82c4a02011-12-15 02:43:44 +0000900 image=DestroyImageList(image);
901 }
902 else
903 {
904 LogMagickEvent(CoderEvent,GetMagickModule(),
905 "reading texture image failed!");
906 }
907 }
908
909 DrawSetClipRule(WmfDrawingWand,EvenOddRule); /* Default for WMF is ALTERNATE polygon fill mode */
910 draw_fill_color_string(WmfDrawingWand,"none"); /* Default brush is WHITE_BRUSH */
911 draw_stroke_color_string(WmfDrawingWand,"none"); /* Default pen is BLACK_PEN */
912 DrawSetStrokeLineCap(WmfDrawingWand,ButtCap); /* Default linecap is PS_ENDCAP_FLAT */
913 DrawSetStrokeLineJoin(WmfDrawingWand,MiterJoin); /* Default linejoin is PS_JOIN_MITER */
914 draw_under_color_string(WmfDrawingWand,"white"); /* Default text box is white */
915}
916
917/*
918 This called from the end of each play for page termination
919 */
920static void ipa_device_end(wmfAPI * API)
921{
922 wmf_magick_t
923 *ddata = WMF_MAGICK_GetData(API);
924
925 /* Reset any existing clip paths by popping wand */
926 if (ddata->clipping)
927 (void) PopDrawingWand(WmfDrawingWand);
928 ddata->clipping = MagickFalse;
929
930 /* Make SVG output happy */
931 (void) PopDrawingWand(WmfDrawingWand);
932}
933
934static void ipa_flood_interior(wmfAPI * API, wmfFlood_t * flood)
935{
936 /* Save graphic wand */
937 (void) PushDrawingWand(WmfDrawingWand);
938
939 draw_fill_color_rgb(API,&(flood->color));
940
941 DrawColor(WmfDrawingWand,XC(flood->pt.x), YC(flood->pt.y),
942 FillToBorderMethod);
943
944 /* Restore graphic wand */
945 (void) PopDrawingWand(WmfDrawingWand);
946}
947
948static void ipa_flood_exterior(wmfAPI * API, wmfFlood_t * flood)
949{
950 /* Save graphic wand */
951 (void) PushDrawingWand(WmfDrawingWand);
952
953 draw_fill_color_rgb(API,&(flood->color));
954
955 if (flood->type == FLOODFILLSURFACE)
956 DrawColor(WmfDrawingWand, XC(flood->pt.x), YC(flood->pt.y),
957 FloodfillMethod);
958 else
959 DrawColor(WmfDrawingWand, XC(flood->pt.x), YC(flood->pt.y),
960 FillToBorderMethod);
961
962 /* Restore graphic wand */
963 (void) PopDrawingWand(WmfDrawingWand);
964}
965
966static void ipa_draw_pixel(wmfAPI * API, wmfDrawPixel_t * draw_pixel)
967{
968 /* Save graphic wand */
969 (void) PushDrawingWand(WmfDrawingWand);
970
971 draw_stroke_color_string(WmfDrawingWand,"none");
972
973 draw_fill_color_rgb(API,&(draw_pixel->color));
974
975 DrawRectangle(WmfDrawingWand,
976 XC(draw_pixel->pt.x),
977 YC(draw_pixel->pt.y),
978 XC(draw_pixel->pt.x + draw_pixel->pixel_width),
979 YC(draw_pixel->pt.y + draw_pixel->pixel_height));
980
981 /* Restore graphic wand */
982 (void) PopDrawingWand(WmfDrawingWand);
983}
984
985static void ipa_draw_pie(wmfAPI * API, wmfDrawArc_t * draw_arc)
986{
987 util_draw_arc(API, draw_arc, magick_arc_pie);
988}
989
990static void ipa_draw_chord(wmfAPI * API, wmfDrawArc_t * draw_arc)
991{
992 util_draw_arc(API, draw_arc, magick_arc_chord);
993}
994
995static void ipa_draw_arc(wmfAPI * API, wmfDrawArc_t * draw_arc)
996{
997 util_draw_arc(API, draw_arc, magick_arc_open);
998}
999
1000static void ipa_draw_ellipse(wmfAPI * API, wmfDrawArc_t * draw_arc)
1001{
1002 util_draw_arc(API, draw_arc, magick_arc_ellipse);
1003}
1004
1005static void util_draw_arc(wmfAPI * API,
1006 wmfDrawArc_t * draw_arc, magick_arc_t finish)
1007{
1008 wmfD_Coord
1009 BR,
1010 O,
1011 TL,
1012 center,
1013 end,
1014 start;
1015
1016 double
1017 phi_e = 360,
1018 phi_s = 0;
1019
1020 double
1021 Rx,
1022 Ry;
1023
1024 /* Save graphic wand */
1025 (void) PushDrawingWand(WmfDrawingWand);
1026
1027 if (TO_FILL(draw_arc) || TO_DRAW(draw_arc))
1028 {
1029 center.x = (draw_arc->TL.x + draw_arc->BR.x) / 2;
1030 center.y = (draw_arc->TL.y + draw_arc->BR.y) / 2;
1031 start = center;
1032 end = center;
1033
1034 if (finish != magick_arc_ellipse)
1035 {
1036 draw_arc->start.x += center.x;
1037 draw_arc->start.y += center.y;
1038
1039 draw_arc->end.x += center.x;
1040 draw_arc->end.y += center.y;
1041 }
1042
1043 TL = draw_arc->TL;
1044 BR = draw_arc->BR;
1045
1046 O = center;
1047
1048 if (finish != magick_arc_ellipse)
1049 {
1050 start = draw_arc->start;
1051 end = draw_arc->end;
1052 }
1053
1054 Rx = (BR.x - TL.x) / 2;
1055 Ry = (BR.y - TL.y) / 2;
1056
1057 if (finish != magick_arc_ellipse)
1058 {
1059 start.x -= O.x;
1060 start.y -= O.y;
1061
1062 end.x -= O.x;
1063 end.y -= O.y;
1064
1065 phi_s = atan2((double) start.y, (double) start.x) * 180 / MagickPI;
1066 phi_e = atan2((double) end.y, (double) end.x) * 180 / MagickPI;
1067
1068 if (phi_e <= phi_s)
1069 phi_e += 360;
1070 }
1071
1072 util_set_pen(API, draw_arc->dc);
1073 if (finish == magick_arc_open)
1074 draw_fill_color_string(WmfDrawingWand,"none");
1075 else
1076 util_set_brush(API, draw_arc->dc, BrushApplyFill);
1077
1078 if (finish == magick_arc_ellipse)
1079 DrawEllipse(WmfDrawingWand, XC(O.x), YC(O.y), Rx, Ry, 0, 360);
1080 else if (finish == magick_arc_pie)
1081 {
1082 DrawPathStart(WmfDrawingWand);
1083 DrawPathMoveToAbsolute(WmfDrawingWand, XC(O.x+start.x),
1084 YC(O.y+start.y));
1085 DrawPathEllipticArcAbsolute(WmfDrawingWand, Rx, Ry, 0, MagickFalse,
1086 MagickTrue, XC(O.x+end.x), YC(O.y+end.y));
1087 DrawPathLineToAbsolute(WmfDrawingWand, XC(O.x), YC(O.y));
1088 DrawPathClose(WmfDrawingWand);
1089 DrawPathFinish(WmfDrawingWand);
1090 }
1091 else if (finish == magick_arc_chord)
1092 {
1093 DrawArc(WmfDrawingWand, XC(draw_arc->TL.x), YC(draw_arc->TL.y),
1094 XC(draw_arc->BR.x), XC(draw_arc->BR.y), phi_s, phi_e);
1095 DrawLine(WmfDrawingWand, XC(draw_arc->BR.x-start.x),
1096 YC(draw_arc->BR.y-start.y), XC(draw_arc->BR.x-end.x),
1097 YC(draw_arc->BR.y-end.y));
1098 }
1099 else /* if (finish == magick_arc_open) */
1100 DrawArc(WmfDrawingWand, XC(draw_arc->TL.x), YC(draw_arc->TL.y),
1101 XC(draw_arc->BR.x), XC(draw_arc->BR.y), phi_s, phi_e);
1102 }
1103
1104 /* Restore graphic wand */
1105 (void) PopDrawingWand(WmfDrawingWand);
1106}
1107
1108static void ipa_draw_line(wmfAPI * API, wmfDrawLine_t * draw_line)
1109{
1110 /* Save graphic wand */
1111 (void) PushDrawingWand(WmfDrawingWand);
1112
1113 if (TO_DRAW(draw_line))
1114 {
1115 util_set_pen(API, draw_line->dc);
1116 DrawLine(WmfDrawingWand,
1117 XC(draw_line->from.x), YC(draw_line->from.y),
1118 XC(draw_line->to.x), YC(draw_line->to.y));
1119 }
1120
1121 /* Restore graphic wand */
1122 (void) PopDrawingWand(WmfDrawingWand);
1123}
1124
1125static void ipa_poly_line(wmfAPI * API, wmfPolyLine_t * polyline)
1126{
1127 if (polyline->count <= 2)
1128 return;
1129
1130 if (TO_DRAW(polyline))
1131 {
1132 int
1133 point;
1134
1135 /* Save graphic wand */
1136 (void) PushDrawingWand(WmfDrawingWand);
1137
1138 util_set_pen(API, polyline->dc);
1139
1140 DrawPathStart(WmfDrawingWand);
1141 DrawPathMoveToAbsolute(WmfDrawingWand,
1142 XC(polyline->pt[0].x),
1143 YC(polyline->pt[0].y));
1144 for (point = 1; point < polyline->count; point++)
1145 {
1146 DrawPathLineToAbsolute(WmfDrawingWand,
1147 XC(polyline->pt[point].x),
1148 YC(polyline->pt[point].y));
1149 }
1150 DrawPathFinish(WmfDrawingWand);
1151
1152 /* Restore graphic wand */
1153 (void) PopDrawingWand(WmfDrawingWand);
1154 }
1155}
1156
1157static void ipa_draw_polygon(wmfAPI * API, wmfPolyLine_t * polyline)
1158{
1159 if (polyline->count <= 2)
1160 return;
1161
1162 if (TO_FILL(polyline) || TO_DRAW(polyline))
1163 {
1164 int
1165 point;
1166
1167 /* Save graphic wand */
1168 (void) PushDrawingWand(WmfDrawingWand);
1169
1170 util_set_pen(API, polyline->dc);
1171 util_set_brush(API, polyline->dc, BrushApplyFill);
1172
1173 DrawPathStart(WmfDrawingWand);
1174 DrawPathMoveToAbsolute(WmfDrawingWand,
1175 XC(polyline->pt[0].x),
1176 YC(polyline->pt[0].y));
1177 for (point = 1; point < polyline->count; point++)
1178 {
1179 DrawPathLineToAbsolute(WmfDrawingWand,
1180 XC(polyline->pt[point].x),
1181 YC(polyline->pt[point].y));
1182 }
1183 DrawPathClose(WmfDrawingWand);
1184 DrawPathFinish(WmfDrawingWand);
1185
1186 /* Restore graphic wand */
1187 (void) PopDrawingWand(WmfDrawingWand);
1188 }
1189}
1190
1191/* Draw a polypolygon. A polypolygon is a list of polygons */
1192#if defined(MAGICKCORE_WMFLITE_DELEGATE)
1193static void ipa_draw_polypolygon(wmfAPI * API, wmfPolyPoly_t* polypolygon)
1194{
1195 if (TO_FILL(polypolygon) || TO_DRAW(polypolygon))
1196 {
1197 int
1198 polygon,
1199 point;
1200
1201 wmfPolyLine_t
1202 polyline;
1203
1204 /* Save graphic wand */
1205 (void) PushDrawingWand(WmfDrawingWand);
1206
1207 util_set_pen(API, polypolygon->dc);
1208 util_set_brush(API, polypolygon->dc, BrushApplyFill);
1209
1210 DrawPathStart(WmfDrawingWand);
1211 for (polygon = 0; polygon < polypolygon->npoly; polygon++)
1212 {
1213 polyline.dc = polypolygon->dc;
1214 polyline.pt = polypolygon->pt[polygon];
1215 polyline.count = polypolygon->count[polygon];
1216 if ((polyline.count > 2) && polyline.pt)
1217 {
1218 DrawPathMoveToAbsolute(WmfDrawingWand,
1219 XC(polyline.pt[0].x),
1220 YC(polyline.pt[0].y));
1221 for (point = 1; point < polyline.count; point++)
1222 {
1223 DrawPathLineToAbsolute(WmfDrawingWand,
1224 XC(polyline.pt[point].x),
1225 YC(polyline.pt[point].y));
1226 }
1227 DrawPathClose(WmfDrawingWand);
1228 }
1229 }
1230 DrawPathFinish(WmfDrawingWand);
1231
1232 /* Restore graphic wand */
1233 (void) PopDrawingWand(WmfDrawingWand);
1234 }
1235}
1236#endif
1237
1238static void ipa_draw_rectangle(wmfAPI * API, wmfDrawRectangle_t * draw_rect)
1239{
1240 /* Save graphic wand */
1241 (void) PushDrawingWand(WmfDrawingWand);
1242
1243 if (TO_FILL(draw_rect) || TO_DRAW(draw_rect))
1244 {
1245 util_set_pen(API, draw_rect->dc);
1246 util_set_brush(API, draw_rect->dc, BrushApplyFill);
1247
1248 if ((draw_rect->width > 0) || (draw_rect->height > 0))
1249 DrawRoundRectangle(WmfDrawingWand,
1250 XC(draw_rect->TL.x), YC(draw_rect->TL.y),
1251 XC(draw_rect->BR.x), YC(draw_rect->BR.y),
1252 draw_rect->width / 2, draw_rect->height / 2);
1253 else
1254 DrawRectangle(WmfDrawingWand,
1255 XC(draw_rect->TL.x), YC(draw_rect->TL.y),
1256 XC(draw_rect->BR.x), YC(draw_rect->BR.y));
1257 }
1258
1259 /* Restore graphic wand */
1260 (void) PopDrawingWand(WmfDrawingWand);
1261}
1262
1263/* Draw an un-filled rectangle using the current brush */
1264static void ipa_region_frame(wmfAPI * API, wmfPolyRectangle_t * poly_rect)
1265{
1266 /* Save graphic wand */
1267 (void) PushDrawingWand(WmfDrawingWand);
1268
1269 if (TO_FILL(poly_rect) || TO_DRAW(poly_rect))
1270 {
1271 long
1272 i;
1273
1274 draw_fill_color_string(WmfDrawingWand,"none");
1275 util_set_brush(API, poly_rect->dc, BrushApplyStroke);
1276
1277 for (i = 0; i < (long) poly_rect->count; i++)
1278 {
1279 DrawRectangle(WmfDrawingWand,
1280 XC(poly_rect->TL[i].x), YC(poly_rect->TL[i].y),
1281 XC(poly_rect->BR[i].x), YC(poly_rect->BR[i].y));
1282 }
1283 }
1284
1285 /* Restore graphic wand */
1286 (void) PopDrawingWand(WmfDrawingWand);
1287}
1288
1289static void ipa_region_paint(wmfAPI * API, wmfPolyRectangle_t * poly_rect)
1290{
1291
1292 if (poly_rect->count == 0)
1293 return;
1294
1295 /* Save graphic wand */
1296 (void) PushDrawingWand(WmfDrawingWand);
1297
1298 if (TO_FILL (poly_rect))
1299 {
1300 long
1301 i;
1302
1303 draw_stroke_color_string(WmfDrawingWand,"none");
1304 util_set_brush(API, poly_rect->dc, BrushApplyFill);
1305
1306 for (i = 0; i < (long) poly_rect->count; i++)
1307 {
1308 DrawRectangle(WmfDrawingWand,
1309 XC(poly_rect->TL[i].x), YC(poly_rect->TL[i].y),
1310 XC(poly_rect->BR[i].x), YC(poly_rect->BR[i].y));
1311 }
1312 }
1313
1314 /* Restore graphic wand */
1315 (void) PopDrawingWand(WmfDrawingWand);
1316}
1317
1318static void ipa_region_clip(wmfAPI *API, wmfPolyRectangle_t *poly_rect)
1319{
1320 long
1321 i;
1322
1323 wmf_magick_t
1324 *ddata = WMF_MAGICK_GetData (API);
1325
1326 /* Reset any existing clip paths by popping wand */
1327 if (ddata->clipping)
1328 (void) PopDrawingWand(WmfDrawingWand);
1329 ddata->clipping = MagickFalse;
1330
1331 if (poly_rect->count > 0)
1332 {
1333 char
1334 clip_mask_id[30];
1335
1336 /* Define clip path */
1337 ddata->clip_mask_id++;
1338 DrawPushDefs(WmfDrawingWand);
1339 (void) FormatLocaleString(clip_mask_id,MaxTextExtent,"clip_%lu",
1340 ddata->clip_mask_id);
1341 DrawPushClipPath(WmfDrawingWand,clip_mask_id);
1342 (void) PushDrawingWand(WmfDrawingWand);
1343 for (i = 0; i < (long) poly_rect->count; i++)
1344 {
1345 DrawRectangle(WmfDrawingWand,
1346 XC(poly_rect->TL[i].x), YC(poly_rect->TL[i].y),
1347 XC(poly_rect->BR[i].x), YC(poly_rect->BR[i].y));
1348 }
1349 (void) PopDrawingWand(WmfDrawingWand);
1350 DrawPopClipPath(WmfDrawingWand);
1351 DrawPopDefs(WmfDrawingWand);
1352
1353 /* Push wand for new clip paths */
1354 (void) PushDrawingWand(WmfDrawingWand);
1355 (void) DrawSetClipPath(WmfDrawingWand,clip_mask_id);
1356 ddata->clipping = MagickTrue;
1357 }
1358}
1359
1360static void ipa_functions(wmfAPI *API)
1361{
1362 wmf_magick_t
1363 *ddata = 0;
1364
1365 wmfFunctionReference
1366 *FR = (wmfFunctionReference *) API->function_reference;
1367
1368 /*
1369 IPA function reference links
1370 */
1371 FR->device_open = ipa_device_open;
1372 FR->device_close = ipa_device_close;
1373 FR->device_begin = ipa_device_begin;
1374 FR->device_end = ipa_device_end;
1375 FR->flood_interior = ipa_flood_interior;
1376 FR->flood_exterior = ipa_flood_exterior;
1377 FR->draw_pixel = ipa_draw_pixel;
1378 FR->draw_pie = ipa_draw_pie;
1379 FR->draw_chord = ipa_draw_chord;
1380 FR->draw_arc = ipa_draw_arc;
1381 FR->draw_ellipse = ipa_draw_ellipse;
1382 FR->draw_line = ipa_draw_line;
1383 FR->poly_line = ipa_poly_line;
1384 FR->draw_polygon = ipa_draw_polygon;
1385#if defined(MAGICKCORE_WMFLITE_DELEGATE)
1386 FR->draw_polypolygon = ipa_draw_polypolygon;
1387#endif
1388 FR->draw_rectangle = ipa_draw_rectangle;
1389 FR->rop_draw = ipa_rop_draw;
1390 FR->bmp_draw = ipa_bmp_draw;
1391 FR->bmp_read = ipa_bmp_read;
1392 FR->bmp_free = ipa_bmp_free;
1393 FR->draw_text = ipa_draw_text;
1394 FR->udata_init = ipa_udata_init;
1395 FR->udata_copy = ipa_udata_copy;
1396 FR->udata_set = ipa_udata_set;
1397 FR->udata_free = ipa_udata_free;
1398 FR->region_frame = ipa_region_frame;
1399 FR->region_paint = ipa_region_paint;
1400 FR->region_clip = ipa_region_clip;
1401
1402 /*
1403 Allocate device data structure
1404 */
1405 ddata = (wmf_magick_t *) wmf_malloc(API, sizeof(wmf_magick_t));
1406 if (ERR(API))
1407 return;
1408
1409 (void) ResetMagickMemory((void *) ddata, 0, sizeof(wmf_magick_t));
1410 API->device_data = (void *) ddata;
1411
1412 /*
1413 Device data defaults
1414 */
1415 ddata->image = 0;
1416}
1417
1418static void ipa_draw_text(wmfAPI * API, wmfDrawText_t * draw_text)
1419{
1420 double
1421 angle = 0, /* text rotation angle */
1422 bbox_height, /* bounding box height */
1423 bbox_width, /* bounding box width */
1424 pointsize = 0; /* pointsize to output font with desired height */
1425
1426 ExceptionInfo
1427 *exception;
1428
1429 TypeMetric
1430 metrics;
1431
1432 wmfD_Coord
1433 BL, /* bottom left of bounding box */
1434 BR, /* bottom right of bounding box */
1435 TL, /* top left of bounding box */
1436 TR; /* top right of bounding box */
1437
1438 wmfD_Coord
1439 point; /* text placement point */
1440
1441 wmfFont
1442 *font;
1443
1444 wmf_magick_t
1445 * ddata = WMF_MAGICK_GetData(API);
1446
1447 point = draw_text->pt;
1448
1449 /* Choose bounding box and calculate its width and height */
1450 {
1451 double dx,
1452 dy;
1453
1454 if ( draw_text->flags)
1455 {
1456 TL = draw_text->TL;
1457 BR = draw_text->BR;
1458 TR.x = draw_text->BR.x;
1459 TR.y = draw_text->TL.y;
1460 BL.x = draw_text->TL.x;
1461 BL.y = draw_text->BR.y;
1462 }
1463 else
1464 {
1465 TL = draw_text->bbox.TL;
1466 BR = draw_text->bbox.BR;
1467 TR = draw_text->bbox.TR;
1468 BL = draw_text->bbox.BL;
1469 }
1470 dx = ((TR.x - TL.x) + (BR.x - BL.x)) / 2;
1471 dy = ((TR.y - TL.y) + (BR.y - BL.y)) / 2;
1472 bbox_width = hypot(dx,dy);
1473 dx = ((BL.x - TL.x) + (BR.x - TR.x)) / 2;
1474 dy = ((BL.y - TL.y) + (BR.y - TR.y)) / 2;
1475 bbox_height = hypot(dx,dy);
1476 }
1477
1478 font = WMF_DC_FONT(draw_text->dc);
1479
1480 /* Convert font_height to equivalent pointsize */
1481 exception=ddata->exception;
1482 pointsize = util_pointsize( API, font, draw_text->str, draw_text->font_height, exception);
1483
1484 /* Save graphic wand */
1485 (void) PushDrawingWand(WmfDrawingWand);
1486
1487 (void) bbox_width;
1488 (void) bbox_height;
1489#if 0
1490 printf("\nipa_draw_text\n");
1491 printf("Text = \"%s\"\n", draw_text->str);
1492 /* printf("WMF_FONT_NAME: = \"%s\"\n", WMF_FONT_NAME(font)); */
1493 printf("WMF_FONT_PSNAME: = \"%s\"\n", WMF_FONT_PSNAME(font));
1494 printf("Bounding box TL=%g,%g BR=%g,%g\n",
1495 TL.x, TL.y, BR.x, BR.y );
1496 /* printf("Text box = %gx%g\n", bbox_width, bbox_height); */
1497 /* printf("WMF_FONT_HEIGHT = %i\n", (int)WMF_FONT_HEIGHT(font)); */
1498 printf("Pointsize = %g\n", pointsize);
1499 fflush(stdout);
1500#endif
1501
1502 /*
1503 * Obtain font metrics if required
1504 *
1505 */
1506 if ((WMF_DC_TEXTALIGN(draw_text->dc) & TA_CENTER) ||
1507 (WMF_TEXT_UNDERLINE(font)) || (WMF_TEXT_STRIKEOUT(font)))
1508 {
1509 Image
1510 *image = ddata->image;
1511
1512 DrawInfo
1513 *draw_info;
1514
1515 draw_info=ddata->draw_info;
1516 draw_info->font=WMF_FONT_PSNAME(font);
1517 draw_info->pointsize = pointsize;
1518 draw_info->text=draw_text->str;
1519
1520 if (GetTypeMetrics(image, draw_info, &metrics, exception) != MagickFalse)
1521 {
1522 /* Center the text if it is not yet centered and should be */
1523 if ((WMF_DC_TEXTALIGN(draw_text->dc) & TA_CENTER))
1524 {
1525 double
1526 text_width = metrics.width * (ddata->scale_y / ddata->scale_x);
1527
1528#if defined(MAGICKCORE_WMFLITE_DELEGATE)
1529 point.x -= text_width / 2;
1530#else
1531 point.x += bbox_width / 2 - text_width / 2;
1532#endif
1533 }
1534 }
1535 draw_info->font=NULL;
1536 draw_info->text=NULL;
1537 }
1538
1539 /* Set text background color */
1540 if (draw_text->flags & ETO_OPAQUE)
1541 {
1542 /* Draw bounding-box background color (META_EXTTEXTOUT mode) */
1543 draw_stroke_color_string(WmfDrawingWand,"none");
1544 draw_fill_color_rgb(API,WMF_DC_BACKGROUND(draw_text->dc));
1545 DrawRectangle(WmfDrawingWand,
1546 XC(draw_text->TL.x),YC(draw_text->TL.y),
1547 XC(draw_text->BR.x),YC(draw_text->BR.y));
1548 draw_fill_color_string(WmfDrawingWand,"none");
1549 }
1550 else
1551 {
1552 /* Set text undercolor */
1553 if (WMF_DC_OPAQUE(draw_text->dc))
1554 {
1555 wmfRGB
1556 *box = WMF_DC_BACKGROUND(draw_text->dc);
1557
1558 PixelWand
1559 *under_color;
1560
1561 under_color=NewPixelWand();
1562 PixelSetRedQuantum(under_color,ScaleCharToQuantum(box->r));
1563 PixelSetGreenQuantum(under_color,ScaleCharToQuantum(box->g));
1564 PixelSetBlueQuantum(under_color,ScaleCharToQuantum(box->b));
1565 PixelSetAlphaQuantum(under_color,OpaqueAlpha);
1566 DrawSetTextUnderColor(WmfDrawingWand,under_color);
1567 under_color=DestroyPixelWand(under_color);
1568 }
1569 else
1570 draw_under_color_string(WmfDrawingWand,"none");
1571 }
1572
1573 /* Set text clipping (META_EXTTEXTOUT mode) */
1574 if ( draw_text->flags & ETO_CLIPPED)
1575 {
1576 }
1577
1578 /* Set stroke color */
1579 draw_stroke_color_string(WmfDrawingWand,"none");
1580
1581 /* Set fill color */
1582 draw_fill_color_rgb(API,WMF_DC_TEXTCOLOR(draw_text->dc));
1583
1584 /* Output font size */
1585 (void) DrawSetFontSize(WmfDrawingWand,pointsize);
1586
1587 /* Output Postscript font name */
1588 (void) DrawSetFont(WmfDrawingWand, WMF_FONT_PSNAME(font));
1589
1590 /* Translate coordinates so target is 0,0 */
1591 DrawTranslate(WmfDrawingWand, XC(point.x), YC(point.y));
1592
1593 /* Transform horizontal scale to draw text at 1:1 ratio */
1594 DrawScale(WmfDrawingWand, ddata->scale_y / ddata->scale_x, 1.0);
1595
1596 /* Apply rotation */
1597 /* ImageMagick's drawing rotation is clockwise from horizontal
1598 while WMF drawing rotation is counterclockwise from horizontal */
1599 angle = fabs(RadiansToDegrees(2 * MagickPI - WMF_TEXT_ANGLE(font)));
1600 if (angle == 360)
1601 angle = 0;
1602 if (angle != 0)
1603 DrawRotate(WmfDrawingWand, angle);
1604
1605 /*
1606 * Render text
1607 *
1608 */
1609
1610 /* Output string */
1611 DrawAnnotation(WmfDrawingWand, 0, 0, (unsigned char*)draw_text->str);
1612
1613 /* Underline text the Windows way (at the bottom) */
1614 if (WMF_TEXT_UNDERLINE(font))
1615 {
1616 double
1617 line_height;
1618
1619 wmfD_Coord
1620 ulBR, /* bottom right of underline rectangle */
1621 ulTL; /* top left of underline rectangle */
1622
1623 line_height = ((double)1/(ddata->scale_x))*metrics.underline_thickness;
1624 if (metrics.underline_thickness < 1.5)
1625 line_height *= 0.55;
1626 ulTL.x = 0;
1627 ulTL.y = fabs(metrics.descent) - line_height;
1628 ulBR.x = metrics.width;
1629 ulBR.y = fabs(metrics.descent);
1630
1631 DrawRectangle(WmfDrawingWand,
1632 XC(ulTL.x), YC(ulTL.y), XC(ulBR.x), YC(ulBR.y));
1633 }
1634
1635 /* Strikeout text the Windows way */
1636 if (WMF_TEXT_STRIKEOUT(font))
1637 {
1638 double line_height;
1639
1640 wmfD_Coord
1641 ulBR, /* bottom right of strikeout rectangle */
1642 ulTL; /* top left of strikeout rectangle */
1643
1644 line_height = ((double)1/(ddata->scale_x))*metrics.underline_thickness;
1645
1646 if (metrics.underline_thickness < 2.0)
1647 line_height *= 0.55;
1648 ulTL.x = 0;
1649 ulTL.y = -(((double) metrics.ascent) / 2 + line_height / 2);
1650 ulBR.x = metrics.width;
1651 ulBR.y = -(((double) metrics.ascent) / 2 - line_height / 2);
1652
1653 DrawRectangle(WmfDrawingWand,
1654 XC(ulTL.x), YC(ulTL.y), XC(ulBR.x), YC(ulBR.y));
1655
1656 }
1657
1658 /* Restore graphic wand */
1659 (void) PopDrawingWand(WmfDrawingWand);
1660
1661#if 0
1662 (void) PushDrawingWand(WmfDrawingWand);
1663 draw_stroke_color_string(WmfDrawingWand,"red");
1664 draw_fill_color_string(WmfDrawingWand,"none");
1665 DrawRectangle(WmfDrawingWand,
1666 XC(TL.x), YC(TL.y),
1667 XC(BR.x), YC(BR.y));
1668 draw_stroke_color_string(WmfDrawingWand,"none");
1669 (void) PopDrawingWand(WmfDrawingWand);
1670#endif
1671
1672}
1673
1674static void ipa_udata_init(wmfAPI * API, wmfUserData_t * userdata)
1675{
1676 (void) API;
1677 (void) userdata;
1678 /* wmf_magick_t* ddata = WMF_MAGICK_GetData (API); */
1679
1680}
1681
1682static void ipa_udata_copy(wmfAPI * API, wmfUserData_t * userdata)
1683{
1684 (void) API;
1685 (void) userdata;
1686 /* wmf_magick_t* ddata = WMF_MAGICK_GetData (API); */
1687
1688}
1689
1690static void ipa_udata_set(wmfAPI * API, wmfUserData_t * userdata)
1691{
1692 (void) API;
1693 (void) userdata;
1694 /* wmf_magick_t* ddata = WMF_MAGICK_GetData (API); */
1695
1696}
1697
1698static void ipa_udata_free(wmfAPI * API, wmfUserData_t * userdata)
1699{
1700 (void) API;
1701 (void) userdata;
1702 /* wmf_magick_t* ddata = WMF_MAGICK_GetData (API); */
1703
1704}
1705
1706static inline double MagickMin(const double x,const double y)
1707{
1708 if (x < y)
1709 return(x);
1710 return(y);
1711}
1712
1713static void util_set_brush(wmfAPI * API, wmfDC * dc, const BrushApply brush_apply)
1714{
1715 wmf_magick_t
1716 *ddata = WMF_MAGICK_GetData(API);
1717
1718 wmfBrush
1719 *brush = WMF_DC_BRUSH(dc);
1720
1721 /* Set polygon fill rule */
1722 switch (WMF_DC_POLYFILL(dc)) /* Is this correct ?? */
1723 {
1724 case WINDING:
1725 DrawSetClipRule(WmfDrawingWand,NonZeroRule);
1726 break;
1727
1728 case ALTERNATE:
1729 default:
1730 DrawSetClipRule(WmfDrawingWand,EvenOddRule);
1731 break;
1732 }
1733
1734 switch (WMF_BRUSH_STYLE(brush))
1735 {
1736 case BS_SOLID /* 0 */:
1737 /* WMF_BRUSH_COLOR specifies brush color, WMF_BRUSH_HATCH
1738 ignored */
1739 {
1740 if ( brush_apply == BrushApplyStroke )
1741 draw_stroke_color_rgb(API,WMF_BRUSH_COLOR(brush));
1742 else
1743 draw_fill_color_rgb(API,WMF_BRUSH_COLOR(brush));
1744 break;
1745 }
1746 case BS_HOLLOW /* 1 */: /* BS_HOLLOW & BS_NULL share enum */
1747 /* WMF_BRUSH_COLOR and WMF_BRUSH_HATCH ignored */
1748 {
1749 if ( brush_apply == BrushApplyStroke )
1750 draw_stroke_color_string(WmfDrawingWand,"none");
1751 else
1752 draw_fill_color_string(WmfDrawingWand,"none");
1753 break;
1754 }
1755 case BS_HATCHED /* 2 */:
1756 /* WMF_BRUSH_COLOR specifies the hatch color, WMF_BRUSH_HATCH
1757 specifies the hatch brush style. If WMF_DC_OPAQUE, then
1758 WMF_DC_BACKGROUND specifies hatch background color. */
1759 {
1760 DrawPushDefs(WmfDrawingWand);
1761 draw_pattern_push(API, ddata->pattern_id, 8, 8);
1762 (void) PushDrawingWand(WmfDrawingWand);
1763
1764 if (WMF_DC_OPAQUE(dc))
1765 {
1766 if ( brush_apply == BrushApplyStroke )
1767 draw_stroke_color_rgb(API,WMF_DC_BACKGROUND(dc));
1768 else
1769 draw_fill_color_rgb(API,WMF_DC_BACKGROUND(dc));
1770
1771 DrawRectangle(WmfDrawingWand, 0, 0, 7, 7 );
1772 }
1773
1774 DrawSetStrokeAntialias(WmfDrawingWand, MagickFalse);
1775 DrawSetStrokeWidth(WmfDrawingWand, 1);
1776
1777 draw_stroke_color_rgb(API,WMF_BRUSH_COLOR(brush));
1778
1779 switch ((unsigned int) WMF_BRUSH_HATCH(brush))
1780 {
1781
1782 case HS_HORIZONTAL: /* ----- */
1783 {
1784 DrawLine(WmfDrawingWand, 0, 3, 7,3);
1785 break;
1786 }
1787 case HS_VERTICAL: /* ||||| */
1788 {
1789 DrawLine(WmfDrawingWand, 3, 0, 3, 7);
1790 break;
1791 }
1792 case HS_FDIAGONAL: /* \\\\\ */
1793 {
1794 DrawLine(WmfDrawingWand, 0, 0, 7, 7);
1795 break;
1796 }
1797 case HS_BDIAGONAL: /* / */
1798 {
1799 DrawLine(WmfDrawingWand, 0, 7, 7, 0 );
1800 break;
1801 }
1802 case HS_CROSS: /* +++++ */
1803 {
1804 DrawLine(WmfDrawingWand, 0, 3, 7, 3 );
1805 DrawLine(WmfDrawingWand, 3, 0, 3, 7 );
1806 break;
1807 }
1808 case HS_DIAGCROSS: /* xxxxx */
1809 {
1810 DrawLine(WmfDrawingWand, 0, 0, 7, 7 );
1811 DrawLine(WmfDrawingWand, 0, 7, 7, 0 );
1812 break;
1813 }
1814 default:
1815 {
1816 printf("util_set_brush: unexpected brush hatch enumeration %u\n",
1817 (unsigned int)WMF_BRUSH_HATCH(brush));
1818 }
1819 }
1820 (void) PopDrawingWand(WmfDrawingWand);
1821 (void) DrawPopPattern(WmfDrawingWand);
1822 DrawPopDefs(WmfDrawingWand);
1823 {
1824 char
1825 pattern_id[30];
1826
1827 (void) FormatLocaleString(pattern_id,MaxTextExtent,"#brush_%lu",
1828 ddata->pattern_id);
1829 if (brush_apply == BrushApplyStroke )
1830 (void) DrawSetStrokePatternURL(WmfDrawingWand,pattern_id);
1831 else
1832 (void) DrawSetFillPatternURL(WmfDrawingWand,pattern_id);
1833 ++ddata->pattern_id;
1834 }
1835 break;
1836 }
1837 case BS_PATTERN /* 3 */:
1838 /* WMF_BRUSH_COLOR ignored, WMF_BRUSH_HATCH provides handle to
1839 bitmap */
1840 {
1841 printf("util_set_brush: BS_PATTERN not supported\n");
1842 break;
1843 }
1844 case BS_INDEXED /* 4 */:
1845 {
1846 printf("util_set_brush: BS_INDEXED not supported\n");
1847 break;
1848 }
1849 case BS_DIBPATTERN /* 5 */:
1850 {
1851 wmfBMP
1852 *brush_bmp = WMF_BRUSH_BITMAP(brush);
1853
1854 if (brush_bmp && brush_bmp->data != 0)
1855 {
1856 CompositeOperator
1857 mode;
1858
1859 const Image
1860 *image;
1861
1862 ExceptionInfo
1863 exception;
1864
1865 MagickWand
1866 *magick_wand;
1867
1868 GetExceptionInfo(&exception);
1869
1870 image = (Image*)brush_bmp->data;
1871
1872 mode = CopyCompositeOp; /* Default is copy */
1873 switch (WMF_DC_ROP(dc))
1874 {
1875 /* Binary raster ops */
1876 case R2_BLACK:
1877 printf("util_set_brush: R2_BLACK ROP2 mode not supported!\n");
1878 break;
1879 case R2_NOTMERGEPEN:
1880 printf("util_set_brush: R2_NOTMERGEPEN ROP2 mode not supported!\n");
1881 break;
1882 case R2_MASKNOTPEN:
1883 printf("util_set_brush R2_MASKNOTPEN ROP2 mode not supported!\n");
1884 break;
1885 case R2_NOTCOPYPEN:
1886 printf("util_set_brush: R2_NOTCOPYPEN ROP2 mode not supported!\n");
1887 break;
1888 case R2_MASKPENNOT:
1889 printf("util_set_brush: R2_MASKPENNOT ROP2 mode not supported!\n");
1890 break;
1891 case R2_NOT:
1892 printf("util_set_brush: R2_NOT ROP2 mode not supported!\n");
1893 break;
1894 case R2_XORPEN:
1895 printf("util_set_brush: R2_XORPEN ROP2 mode not supported!\n");
1896 break;
1897 case R2_NOTMASKPEN:
1898 printf("util_set_brush: R2_NOTMASKPEN ROP2 mode not supported!\n");
1899 break;
1900 case R2_MASKPEN:
1901 printf("util_set_brush: R2_MASKPEN ROP2 mode not supported!\n");
1902 break;
1903 case R2_NOTXORPEN:
1904 printf("util_set_brush: R2_NOTXORPEN ROP2 mode not supported!\n");
1905 break;
1906 case R2_NOP:
1907 printf("util_set_brush: R2_NOP ROP2 mode not supported!\n");
1908 break;
1909 case R2_MERGENOTPEN:
1910 printf("util_set_brush: R2_MERGENOTPEN ROP2 mode not supported!\n");
1911 break;
1912 case R2_COPYPEN:
1913 mode = CopyCompositeOp;
1914 break;
1915 case R2_MERGEPENNOT:
1916 printf("util_set_brush: R2_MERGEPENNOT ROP2 mode not supported!\n");
1917 break;
1918 case R2_MERGEPEN:
1919 printf("util_set_brush: R2_MERGEPEN ROP2 mode not supported!\n");
1920 break;
1921 case R2_WHITE:
1922 printf("util_set_brush: R2_WHITE ROP2 mode not supported!\n");
1923 break;
1924 default:
1925 {
1926 printf("util_set_brush: unexpected ROP2 enumeration %u!\n",
1927 (unsigned int)WMF_DC_ROP(dc));
1928 }
1929 }
1930
1931 DrawPushDefs(WmfDrawingWand);
1932 draw_pattern_push(API, ddata->pattern_id, brush_bmp->width,
1933 brush_bmp->height);
1934 magick_wand=NewMagickWandFromImage(image);
1935 (void) DrawComposite(WmfDrawingWand,mode, 0, 0, brush_bmp->width,
1936 brush_bmp->height, magick_wand);
1937 magick_wand=DestroyMagickWand(magick_wand);
1938 (void) DrawPopPattern(WmfDrawingWand);
1939 DrawPopDefs(WmfDrawingWand);
1940
1941 {
1942 char
1943 pattern_id[30];
1944
1945 (void) FormatLocaleString(pattern_id,MaxTextExtent,"#brush_%lu",
1946 ddata->pattern_id);
cristyf82c4a02011-12-15 02:43:44 +00001947 if ( brush_apply == BrushApplyStroke )
1948 (void) DrawSetStrokePatternURL(WmfDrawingWand,pattern_id);
1949 else
1950 (void) DrawSetFillPatternURL(WmfDrawingWand,pattern_id);
1951 ++ddata->pattern_id;
1952 }
1953 }
1954 else
1955 printf("util_set_brush: no BMP image data!\n");
1956
1957 break;
1958 }
1959 case BS_DIBPATTERNPT /* 6 */:
1960 /* WMF_BRUSH_COLOR ignored, WMF_BRUSH_HATCH provides pointer to
1961 DIB */
1962 {
1963 printf("util_set_brush: BS_DIBPATTERNPT not supported\n");
1964 break;
1965 }
1966 case BS_PATTERN8X8 /* 7 */:
1967 {
1968 printf("util_set_brush: BS_PATTERN8X8 not supported\n");
1969 break;
1970 }
1971 case BS_DIBPATTERN8X8 /* 8 */:
1972 {
1973 printf("util_set_brush: BS_DIBPATTERN8X8 not supported\n");
1974 break;
1975 }
1976 default:
1977 {
1978 }
1979 }
1980}
1981
1982static inline double MagickMax(const double x,const double y)
1983{
1984 if (x > y)
1985 return(x);
1986 return(y);
1987}
1988
1989static void util_set_pen(wmfAPI * API, wmfDC * dc)
1990{
1991 wmf_magick_t
1992 *ddata = WMF_MAGICK_GetData(API);
1993
1994 wmfPen
1995 *pen = 0;
1996
1997 double
1998 pen_width,
1999 pixel_width;
2000
2001 unsigned int
2002 pen_style,
2003 pen_type;
2004
2005 pen = WMF_DC_PEN(dc);
2006
2007 pen_width = (WMF_PEN_WIDTH(pen) + WMF_PEN_HEIGHT(pen)) / 2;
2008
2009 /* Pixel width is inverse of pixel scale */
2010 pixel_width = (((double) 1 / (ddata->scale_x)) +
2011 ((double) 1 / (ddata->scale_y))) / 2;
2012
2013 /* Don't allow pen_width to be much less than pixel_width in order
2014 to avoid dissapearing or spider-web lines */
2015 pen_width = MagickMax(pen_width, pixel_width*0.8);
2016
2017 pen_style = (unsigned int) WMF_PEN_STYLE(pen);
2018 pen_type = (unsigned int) WMF_PEN_TYPE(pen);
2019 (void) pen_type;
2020
2021 /* Pen style specified? */
2022 if (pen_style == PS_NULL)
2023 {
2024 draw_stroke_color_string(WmfDrawingWand,"none");
2025 return;
2026 }
2027
2028 DrawSetStrokeAntialias(WmfDrawingWand, MagickTrue );
2029 DrawSetStrokeWidth(WmfDrawingWand, (unsigned long) MagickMax(0.0, pen_width));
2030
2031 {
2032 LineCap
2033 linecap;
2034
2035 switch ((unsigned int) WMF_PEN_ENDCAP(pen))
2036 {
2037 case PS_ENDCAP_SQUARE:
2038 linecap = SquareCap;
2039 break;
2040 case PS_ENDCAP_ROUND:
2041 linecap = RoundCap;
2042 break;
2043 case PS_ENDCAP_FLAT:
2044 default:
2045 linecap = ButtCap;
2046 break;
2047 }
2048 DrawSetStrokeLineCap(WmfDrawingWand, linecap);
2049 }
2050
2051 {
2052 LineJoin
2053 linejoin;
2054
2055 switch ((unsigned int) WMF_PEN_JOIN(pen))
2056 {
2057 case PS_JOIN_BEVEL:
2058 linejoin = BevelJoin;
2059 break;
2060 case PS_JOIN_ROUND:
2061 linejoin = RoundJoin;
2062 break;
2063 case PS_JOIN_MITER:
2064 default:
2065 linejoin = MiterJoin;
2066 break;
2067 }
2068 DrawSetStrokeLineJoin(WmfDrawingWand,linejoin);
2069 }
2070
2071 {
2072 double
2073 dasharray[7];
2074
2075 switch (pen_style)
2076 {
2077 case PS_DASH: /* ------- */
2078 {
2079 /* Pattern 18,7 */
2080 dasharray[0] = pixel_width * 18;
2081 dasharray[1] = pixel_width * 7;
2082 dasharray[2] = 0;
2083
2084 DrawSetStrokeAntialias(WmfDrawingWand,MagickFalse);
2085 (void) DrawSetStrokeDashArray(WmfDrawingWand,2,dasharray);
2086 break;
2087 }
2088 case PS_ALTERNATE:
2089 case PS_DOT: /* ....... */
2090 {
2091 /* Pattern 3,3 */
2092 dasharray[0] = pixel_width * 3;
2093 dasharray[1] = pixel_width * 3;
2094 dasharray[2] = 0;
2095
2096 DrawSetStrokeAntialias(WmfDrawingWand,MagickFalse);
2097 (void) DrawSetStrokeDashArray(WmfDrawingWand,2,dasharray);
2098 break;
2099 }
2100 case PS_DASHDOT: /* _._._._ */
2101 {
2102 /* Pattern 9,6,3,6 */
2103 dasharray[0] = pixel_width * 9;
2104 dasharray[1] = pixel_width * 6;
2105 dasharray[2] = pixel_width * 3;
2106 dasharray[3] = pixel_width * 6;
2107 dasharray[4] = 0;
2108
2109 DrawSetStrokeAntialias(WmfDrawingWand,MagickFalse);
2110 (void) DrawSetStrokeDashArray(WmfDrawingWand,4,dasharray);
2111 break;
2112 }
2113 case PS_DASHDOTDOT: /* _.._.._ */
2114 {
2115 /* Pattern 9,3,3,3,3,3 */
2116 dasharray[0] = pixel_width * 9;
2117 dasharray[1] = pixel_width * 3;
2118 dasharray[2] = pixel_width * 3;
2119 dasharray[3] = pixel_width * 3;
2120 dasharray[4] = pixel_width * 3;
2121 dasharray[5] = pixel_width * 3;
2122 dasharray[6] = 0;
2123
2124 DrawSetStrokeAntialias(WmfDrawingWand,MagickFalse);
2125 (void) DrawSetStrokeDashArray(WmfDrawingWand,6,dasharray);
2126 break;
2127 }
2128 case PS_INSIDEFRAME: /* There is nothing to do in this case... */
2129 case PS_SOLID:
2130 default:
2131 {
2132 (void) DrawSetStrokeDashArray(WmfDrawingWand,0,(double *)NULL);
2133 break;
2134 }
2135 }
2136 }
2137
2138 draw_stroke_color_rgb(API,WMF_PEN_COLOR(pen));
2139}
2140
2141/* Estimate font pointsize based on Windows font parameters */
2142static double util_pointsize( wmfAPI* API, wmfFont* font, char* str, double font_height, ExceptionInfo *exception)
2143{
2144 wmf_magick_t
2145 *ddata = WMF_MAGICK_GetData(API);
2146
2147 Image
2148 *image = ddata->image;
2149
2150 TypeMetric
2151 metrics;
2152
2153 DrawInfo
2154 *draw_info;
2155
2156 double
2157 pointsize = 0;
2158
2159 draw_info=ddata->draw_info;
2160 if (draw_info == (const DrawInfo *) NULL)
2161 return 0;
2162
2163 draw_info->font=WMF_FONT_PSNAME(font);
2164 draw_info->pointsize=font_height;
2165 draw_info->text=str;
2166
2167 if (GetTypeMetrics(image, draw_info, &metrics, exception) != MagickFalse)
2168 {
2169
2170 if (strlen(str) == 1)
2171 {
2172 pointsize = (font_height *
2173 ( font_height / (metrics.ascent + fabs(metrics.descent))));
2174 draw_info->pointsize = pointsize;
2175 if (GetTypeMetrics(image, draw_info, &metrics, exception) != MagickFalse)
2176 pointsize *= (font_height / ( metrics.ascent + fabs(metrics.descent)));
2177 }
2178 else
2179 {
2180 pointsize = (font_height * (font_height / (metrics.height)));
2181 draw_info->pointsize = pointsize;
2182 if (GetTypeMetrics(image, draw_info, &metrics, exception) != MagickFalse)
2183 pointsize *= (font_height / metrics.height);
2184
2185 }
2186#if 0
2187 draw_info.pointsize = pointsize;
2188 if (GetTypeMetrics(image, &draw_info, &metrics, exception) != MagickFalse)
2189 pointsize *= (font_height / (metrics.ascent + fabs(metrics.descent)));
2190 pointsize *= 1.114286; /* Magic number computed through trial and error */
2191#endif
2192 }
2193
2194 draw_info->font=NULL;
2195 draw_info->text=NULL;
2196#if 0
2197 printf("String = %s\n", str);
2198 printf("Font = %s\n", WMF_FONT_PSNAME(font));
2199 printf("lfHeight = %g\n", font_height);
2200 printf("bounds = %g,%g %g,%g\n", metrics.bounds.x1, metrics.bounds.y1,
2201 metrics.bounds.x2,metrics.bounds.y2);
2202 printf("ascent = %g\n", metrics.ascent);
2203 printf("descent = %g\n", metrics.descent);
2204 printf("height = %g\n", metrics.height);
2205 printf("Pointsize = %g\n", pointsize);
2206#endif
2207
2208 return floor(pointsize);
2209}
2210
2211#if defined(MAGICKCORE_WMFLITE_DELEGATE)
2212/* Estimate weight based on font name */
2213/*
2214static int util_font_weight( const char* font )
2215{
2216 int
2217 weight;
2218
2219 weight = 400;
2220 if ((strstr(font,"Normal") || strstr(font,"Regular")))
2221 weight = 400;
2222 else if ( strstr(font,"Bold") )
2223 {
2224 weight = 700;
2225 if ((strstr(font,"Semi") || strstr(font,"Demi")))
2226 weight = 600;
2227 if ( (strstr(font,"Extra") || strstr(font,"Ultra")))
2228 weight = 800;
2229 }
2230 else if ( strstr(font,"Light") )
2231 {
2232 weight = 300;
2233 if ( (strstr(font,"Extra") || strstr(font,"Ultra")))
2234 weight = 200;
2235 }
2236 else if ((strstr(font,"Heavy") || strstr(font,"Black")))
2237 weight = 900;
2238 else if ( strstr(font,"Thin") )
2239 weight = 100;
2240 return weight;
2241}
2242*/
2243
2244/*
2245 * Returns width of string in points, assuming (unstretched) font size of 1pt
2246 * (similar to wmf_ipa_font_stringwidth)
2247 *
2248 * This extremely odd at best, particularly since player/meta.h has access
2249 * to the corrected font_height (as drawtext.font_height) when it invokes the
2250 * stringwidth callback. It should be possible to compute the real stringwidth!
2251 */
2252static float lite_font_stringwidth( wmfAPI* API, wmfFont* font, char* str)
2253{
2254 wmf_magick_t
2255 *ddata = WMF_MAGICK_GetData(API);
2256
2257 Image
2258 *image = ddata->image;
2259
2260 DrawInfo
2261 *draw_info;
2262
2263 ExceptionInfo
2264 *exception;
2265
2266 TypeMetric
2267 metrics;
2268
2269 float
2270 stringwidth = 0;
2271
2272 double
2273 orig_x_resolution,
2274 orig_y_resolution;
2275
2276 ResolutionType
2277 orig_resolution_units;
2278
2279 orig_x_resolution = image->resolution.x;
2280 orig_y_resolution = image->resolution.y;
2281 orig_resolution_units = image->units;
2282
2283 draw_info=ddata->draw_info;
2284 if (draw_info == (const DrawInfo *) NULL)
2285 return 0;
2286
2287 draw_info->font=WMF_FONT_PSNAME(font);
2288 draw_info->pointsize=12;
2289 draw_info->text=str;
2290
2291 image->resolution.x = 72;
2292 image->resolution.y = 72;
2293 image->units = PixelsPerInchResolution;
2294
2295 exception=ddata->exception;
2296 if (GetTypeMetrics(image, draw_info, &metrics, exception) != MagickFalse)
2297 stringwidth = ((metrics.width * 72)/(image->resolution.x * draw_info->pointsize)); /* *0.916348; */
2298
2299 draw_info->font=NULL;
2300 draw_info->text=NULL;
2301
2302#if 0
2303 printf("\nlite_font_stringwidth\n");
2304 printf("string = \"%s\"\n", str);
2305 printf("WMF_FONT_NAME = \"%s\"\n", WMF_FONT_NAME(font));
2306 printf("WMF_FONT_PSNAME = \"%s\"\n", WMF_FONT_PSNAME(font));
2307 printf("stringwidth = %g\n", stringwidth);
2308 /* printf("WMF_FONT_HEIGHT = %i\n", (int)WMF_FONT_HEIGHT(font)); */
2309 /* printf("WMF_FONT_WIDTH = %i\n", (int)WMF_FONT_WIDTH(font)); */
2310 fflush(stdout);
2311#endif
2312
2313 image->resolution.x = orig_x_resolution;
2314 image->resolution.y = orig_y_resolution;
2315 image->units = orig_resolution_units;
2316
2317 return stringwidth;
2318}
2319
2320/* Map font (similar to wmf_ipa_font_map) */
2321
2322/* Mappings to Postscript fonts: family, normal, italic, bold, bolditalic */
2323static wmfFontMap WMFFontMap[] = {
2324 { (char *) "Courier", (char *) "Courier",
2325 (char *) "Courier-Oblique", (char *) "Courier-Bold",
2326 (char *) "Courier-BoldOblique" },
2327 { (char *) "Helvetica", (char *) "Helvetica",
2328 (char *) "Helvetica-Oblique", (char *) "Helvetica-Bold",
2329 (char *) "Helvetica-BoldOblique" },
2330 { (char *) "Modern", (char *) "Courier",
2331 (char *) "Courier-Oblique", (char *) "Courier-Bold",
2332 (char *) "Courier-BoldOblique" },
2333 { (char *) "Monotype Corsiva", (char *) "Courier",
2334 (char *) "Courier-Oblique", (char *) "Courier-Bold",
2335 (char *) "Courier-BoldOblique" },
2336 { (char *) "News Gothic", (char *) "Helvetica",
2337 (char *) "Helvetica-Oblique", (char *) "Helvetica-Bold",
2338 (char *) "Helvetica-BoldOblique" },
2339 { (char *) "Symbol", (char *) "Symbol",
2340 (char *) "Symbol", (char *) "Symbol",
2341 (char *) "Symbol" },
2342 { (char *) "System", (char *) "Courier",
2343 (char *) "Courier-Oblique", (char *) "Courier-Bold",
2344 (char *) "Courier-BoldOblique" },
2345 { (char *) "Times", (char *) "Times-Roman",
2346 (char *) "Times-Italic", (char *) "Times-Bold",
2347 (char *) "Times-BoldItalic" },
2348 { (char *) NULL, (char *) NULL,
2349 (char *) NULL, (char *) NULL,
2350 (char *) NULL }
2351};
2352
2353
2354/* Mapping between base name and Ghostscript family name */
2355static wmfMapping SubFontMap[] =
2356{
2357 { (char *) "Arial", (char *) "Helvetica", FT_ENCODING_NONE },
2358 { (char *) "Courier", (char *) "Courier", FT_ENCODING_NONE },
2359 { (char *) "Fixed", (char *) "Courier", FT_ENCODING_NONE },
2360 { (char *) "Helvetica", (char *) "Helvetica", FT_ENCODING_NONE },
2361 { (char *) "Sans", (char *) "Helvetica", FT_ENCODING_NONE },
2362 { (char *) "Sym", (char *) "Symbol", FT_ENCODING_NONE },
2363 { (char *) "Terminal", (char *) "Courier", FT_ENCODING_NONE },
2364 { (char *) "Times", (char *) "Times", FT_ENCODING_NONE },
2365 { (char *) "Wingdings", (char *) "Symbol", FT_ENCODING_NONE },
2366 { (char *) NULL, (char *) NULL, FT_ENCODING_NONE }
2367};
2368
2369static void lite_font_map( wmfAPI* API, wmfFont* font)
2370{
2371 wmfFontData
2372 *font_data;
2373
2374 wmf_magick_font_t
2375 *magick_font;
2376
2377 wmf_magick_t
2378 *ddata = WMF_MAGICK_GetData(API);
2379
2380 ExceptionInfo
2381 *exception;
2382
2383 const TypeInfo
2384 *type_info,
2385 *type_info_base;
2386
2387 const char
2388 *wmf_font_name;
2389
2390 if (font == 0)
2391 return;
2392
2393 font_data = (wmfFontData*)API->font_data;
2394 font->user_data = font_data->user_data;
2395 magick_font = (wmf_magick_font_t*)font->user_data;
2396 wmf_font_name = WMF_FONT_NAME(font);
2397
2398 if (magick_font->ps_name != (char *) NULL)
2399 magick_font->ps_name=DestroyString(magick_font->ps_name);
2400
2401 exception=ddata->exception;
2402 type_info_base=GetTypeInfo("*",exception);
2403 if (type_info_base == 0)
2404 return;
2405
2406 /* Certain short-hand font names are not the proper Windows names
2407 and should be promoted to the proper names */
2408 if (LocaleCompare(wmf_font_name,"Times") == 0)
2409 wmf_font_name = "Times New Roman";
2410 else if (LocaleCompare(wmf_font_name,"Courier") == 0)
2411 wmf_font_name = "Courier New";
2412
2413 /* Look for a family-based best-match */
2414 if (!magick_font->ps_name)
2415 {
2416 int
2417 target_weight;
2418
2419 if (WMF_FONT_WEIGHT(font) == 0)
2420 target_weight = 400;
2421 else
2422 target_weight = WMF_FONT_WEIGHT(font);
2423 type_info=GetTypeInfoByFamily(wmf_font_name,AnyStyle,AnyStretch,
2424 target_weight,exception);
2425 if (type_info == (const TypeInfo *) NULL)
2426 type_info=GetTypeInfoByFamily(wmf_font_name,AnyStyle,AnyStretch,0,
2427 exception);
2428 if (type_info != (const TypeInfo *) NULL)
2429 CloneString(&magick_font->ps_name,type_info->name);
2430 }
2431
2432 /* Now let's try simple substitution mappings from WMFFontMap */
2433 if (!magick_font->ps_name)
2434 {
2435 char
2436 target[MaxTextExtent];
2437
2438 int
2439 target_weight = 400,
2440 want_italic = MagickFalse,
2441 want_bold = MagickFalse,
2442 i;
2443
2444 if ( WMF_FONT_WEIGHT(font) != 0 )
2445 target_weight = WMF_FONT_WEIGHT(font);
2446
2447 if ( (target_weight > 550) || ((strstr(wmf_font_name,"Bold") ||
2448 strstr(wmf_font_name,"Heavy") ||
2449 strstr(wmf_font_name,"Black"))) )
2450 want_bold = MagickTrue;
2451
2452 if ( (WMF_FONT_ITALIC(font)) || ((strstr(wmf_font_name,"Italic") ||
2453 strstr(wmf_font_name,"Oblique"))) )
2454 want_italic = MagickTrue;
2455
2456 (void) CopyMagickString(target,"Times",MaxTextExtent);
2457 for( i=0; SubFontMap[i].name != NULL; i++ )
2458 {
2459 if (LocaleCompare(wmf_font_name, SubFontMap[i].name) == 0)
2460 {
2461 (void) CopyMagickString(target,SubFontMap[i].mapping,
2462 MaxTextExtent);
2463 break;
2464 }
2465 }
2466
2467 for( i=0; WMFFontMap[i].name != NULL; i++ )
2468 {
2469 if (LocaleNCompare(WMFFontMap[i].name,target,strlen(WMFFontMap[i].name)) == 0)
2470 {
2471 if (want_bold && want_italic)
2472 CloneString(&magick_font->ps_name,WMFFontMap[i].bolditalic);
2473 else if (want_italic)
2474 CloneString(&magick_font->ps_name,WMFFontMap[i].italic);
2475 else if (want_bold)
2476 CloneString(&magick_font->ps_name,WMFFontMap[i].bold);
2477 else
2478 CloneString(&magick_font->ps_name,WMFFontMap[i].normal);
2479 }
2480 }
2481 }
2482
2483#if 0
2484 printf("\nlite_font_map\n");
2485 printf("WMF_FONT_NAME = \"%s\"\n", WMF_FONT_NAME(font));
2486 printf("WMF_FONT_WEIGHT = %i\n", WMF_FONT_WEIGHT(font));
2487 printf("WMF_FONT_PSNAME = \"%s\"\n", WMF_FONT_PSNAME(font));
2488 fflush(stdout);
2489#endif
2490
2491}
2492
2493/* Initialize API font structures */
2494static void lite_font_init( wmfAPI* API, wmfAPI_Options* options)
2495{
2496 wmfFontData
2497 *font_data;
2498
2499 (void) options;
2500 API->fonts = 0;
2501
2502 /* Allocate wmfFontData data structure */
2503 API->font_data = wmf_malloc(API,sizeof(wmfFontData));
2504 if (ERR (API))
2505 return;
2506
2507 font_data = (wmfFontData*)API->font_data;
2508
2509 /* Assign function to map font (type wmfMap) */
2510 font_data->map = lite_font_map;
2511
2512 /* Assign function to return string width in points (type wmfStringWidth) */
2513 font_data->stringwidth = lite_font_stringwidth;
2514
2515 /* Assign user data, not used by libwmflite (type void*) */
2516 font_data->user_data = wmf_malloc(API,sizeof(wmf_magick_font_t));
2517 if (ERR(API))
2518 return;
2519 ((wmf_magick_font_t*)font_data->user_data)->ps_name = 0;
2520 ((wmf_magick_font_t*)font_data->user_data)->pointsize = 0;
2521}
2522
2523#endif /* MAGICKCORE_WMFLITE_DELEGATE */
2524
2525/* BLOB read byte */
2526static int ipa_blob_read(void* wand)
2527{
2528 return ReadBlobByte((Image*)wand);
2529}
2530
2531/* BLOB seek */
2532static int ipa_blob_seek(void* wand,long position)
2533{
2534 return (int)SeekBlob((Image*)wand,(MagickOffsetType) position,SEEK_SET);
2535}
2536
2537/* BLOB tell */
2538static long ipa_blob_tell(void* wand)
2539{
2540 return (long)TellBlob((Image*)wand);
2541}
2542
cristy70b8a0c2011-12-27 17:31:36 +00002543static Image *ReadWMFImage(const ImageInfo *image_info,ExceptionInfo *exception)
cristyf82c4a02011-12-15 02:43:44 +00002544{
cristyf82c4a02011-12-15 02:43:44 +00002545 double
2546 bounding_height,
2547 bounding_width,
2548 image_height,
2549 image_height_inch,
2550 image_width,
2551 image_width_inch,
2552 resolution_y,
2553 resolution_x,
2554 units_per_inch;
2555
cristy70b8a0c2011-12-27 17:31:36 +00002556 float
2557 wmf_width,
2558 wmf_height;
2559
2560 Image
2561 *image;
2562
cristyf82c4a02011-12-15 02:43:44 +00002563 unsigned long
2564 wmf_options_flags = 0;
2565
2566 wmf_error_t
2567 wmf_error;
2568
2569 wmf_magick_t
2570 *ddata = 0;
2571
2572 wmfAPI
2573 *API = 0;
2574
2575 wmfAPI_Options
2576 wmf_api_options;
2577
2578 wmfD_Rect
2579 bbox;
2580
cristy70b8a0c2011-12-27 17:31:36 +00002581 image=AcquireImage(image_info,exception);
cristyf82c4a02011-12-15 02:43:44 +00002582 if (OpenBlob(image_info,image,ReadBinaryBlobMode,exception) == MagickFalse)
2583 {
2584 if (image->debug != MagickFalse)
2585 {
2586 (void) LogMagickEvent(CoderEvent,GetMagickModule(),
2587 " OpenBlob failed");
2588 (void) LogMagickEvent(CoderEvent,GetMagickModule(),
2589 "leave ReadWMFImage()");
2590 }
2591 image=DestroyImageList(image);
2592 return((Image *) NULL);
2593 }
2594
2595 /*
2596 * Create WMF API
2597 *
2598 */
2599
2600 /* Register callbacks */
2601 wmf_options_flags |= WMF_OPT_FUNCTION;
2602 (void) ResetMagickMemory(&wmf_api_options, 0, sizeof(wmf_api_options));
2603 wmf_api_options.function = ipa_functions;
2604
2605 /* Ignore non-fatal errors */
2606 wmf_options_flags |= WMF_OPT_IGNORE_NONFATAL;
2607
2608 wmf_error = wmf_api_create(&API, wmf_options_flags, &wmf_api_options);
2609 if (wmf_error != wmf_E_None)
2610 {
2611 if (API)
2612 wmf_api_destroy(API);
2613 if (image->debug != MagickFalse)
2614 {
2615 (void) LogMagickEvent(CoderEvent,GetMagickModule(),
2616 " wmf_api_create failed");
2617 (void) LogMagickEvent(CoderEvent,GetMagickModule(),
2618 "leave ReadWMFImage()");
2619 }
2620 ThrowReaderException(DelegateError,"UnableToInitializeWMFLibrary");
2621 }
2622
2623 /* Register progress monitor */
2624 wmf_status_function(API,image,magick_progress_callback);
2625
cristy70b8a0c2011-12-27 17:31:36 +00002626 ddata=WMF_MAGICK_GetData(API);
2627 ddata->image=image;
2628 ddata->image_info=image_info;
2629 ddata->draw_info=CloneDrawInfo(image_info,(const DrawInfo *) NULL);
2630 ddata->exception=exception;
2631 ddata->draw_info->font=(char *)
2632 RelinquishMagickMemory(ddata->draw_info->font);
2633 ddata->draw_info->text=(char *)
2634 RelinquishMagickMemory(ddata->draw_info->text);
cristyf82c4a02011-12-15 02:43:44 +00002635
2636#if defined(MAGICKCORE_WMFLITE_DELEGATE)
2637 /* Must initialize font subystem for WMFlite interface */
2638 lite_font_init (API,&wmf_api_options); /* similar to wmf_ipa_font_init in src/font.c */
2639 /* wmf_arg_fontdirs (API,options); */ /* similar to wmf_arg_fontdirs in src/wmf.c */
2640
2641#endif
2642
2643 /*
2644 * Open BLOB input via libwmf API
2645 *
2646 */
2647 wmf_error = wmf_bbuf_input(API,ipa_blob_read,ipa_blob_seek,
cristy70b8a0c2011-12-27 17:31:36 +00002648 ipa_blob_tell,(void*)image);
cristyf82c4a02011-12-15 02:43:44 +00002649 if (wmf_error != wmf_E_None)
2650 {
2651 wmf_api_destroy(API);
2652 if (image->debug != MagickFalse)
2653 {
2654 (void) LogMagickEvent(CoderEvent,GetMagickModule(),
2655 " wmf_bbuf_input failed");
2656 (void) LogMagickEvent(CoderEvent,GetMagickModule(),
2657 "leave ReadWMFImage()");
2658 }
2659 ThrowFileException(exception,FileOpenError,"UnableToOpenFile",
2660 image->filename);
2661 image=DestroyImageList(image);
2662 return((Image *) NULL);
2663 }
2664
2665 /*
2666 * Scan WMF file
2667 *
2668 */
2669 if (image->debug != MagickFalse)
2670 (void) LogMagickEvent(CoderEvent,GetMagickModule(),
2671 " Scanning WMF to obtain bounding box");
cristy70b8a0c2011-12-27 17:31:36 +00002672 wmf_error=wmf_scan(API, 0, &bbox);
cristyf82c4a02011-12-15 02:43:44 +00002673 if (wmf_error != wmf_E_None)
2674 {
2675 wmf_api_destroy(API);
2676 if (image->debug != MagickFalse)
2677 {
2678 (void) LogMagickEvent(CoderEvent,GetMagickModule(),
2679 " wmf_scan failed with wmf_error %d", wmf_error);
2680 (void) LogMagickEvent(CoderEvent,GetMagickModule(),
2681 "leave ReadWMFImage()");
2682 }
2683 ThrowReaderException(DelegateError,"FailedToScanFile");
2684 }
2685
2686 /*
2687 * Compute dimensions and scale factors
2688 *
2689 */
2690
cristy70b8a0c2011-12-27 17:31:36 +00002691 ddata->bbox=bbox;
cristyf82c4a02011-12-15 02:43:44 +00002692
2693 /* User specified resolution */
2694 resolution_y=DefaultResolution;
cristy7da596e2012-08-15 11:36:05 +00002695 if (image->resolution.y != 0.0)
cristyf82c4a02011-12-15 02:43:44 +00002696 {
2697 resolution_y = image->resolution.y;
2698 if (image->units == PixelsPerCentimeterResolution)
2699 resolution_y *= CENTIMETERS_PER_INCH;
2700 }
cristyf82c4a02011-12-15 02:43:44 +00002701 resolution_x=DefaultResolution;
cristy7da596e2012-08-15 11:36:05 +00002702 if (image->resolution.x != 0.0)
cristyf82c4a02011-12-15 02:43:44 +00002703 {
2704 resolution_x = image->resolution.x;
2705 if (image->units == PixelsPerCentimeterResolution)
2706 resolution_x *= CENTIMETERS_PER_INCH;
2707 }
2708
2709 /* Obtain output size expressed in metafile units */
cristy70b8a0c2011-12-27 17:31:36 +00002710 wmf_error=wmf_size(API,&wmf_width,&wmf_height);
cristyf82c4a02011-12-15 02:43:44 +00002711 if (wmf_error != wmf_E_None)
2712 {
2713 wmf_api_destroy(API);
2714 if (image->debug != MagickFalse)
2715 {
2716 (void) LogMagickEvent(CoderEvent,GetMagickModule(),
2717 " wmf_size failed with wmf_error %d", wmf_error);
2718 (void) LogMagickEvent(CoderEvent,GetMagickModule(),
2719 "leave ReadWMFImage()");
2720 }
2721 ThrowReaderException(DelegateError,"FailedToComputeOutputSize");
2722 }
2723
2724 /* Obtain (or guess) metafile units */
2725 if ((API)->File->placeable)
cristy70b8a0c2011-12-27 17:31:36 +00002726 units_per_inch=(API)->File->pmh->Inch;
cristyf82c4a02011-12-15 02:43:44 +00002727 else if ( (wmf_width*wmf_height) < 1024*1024)
cristy70b8a0c2011-12-27 17:31:36 +00002728 units_per_inch=POINTS_PER_INCH; /* MM_TEXT */
cristyf82c4a02011-12-15 02:43:44 +00002729 else
cristy70b8a0c2011-12-27 17:31:36 +00002730 units_per_inch=TWIPS_PER_INCH; /* MM_TWIPS */
cristyf82c4a02011-12-15 02:43:44 +00002731
2732 /* Calculate image width and height based on specified DPI
2733 resolution */
2734 image_width_inch = (double) wmf_width / units_per_inch;
2735 image_height_inch = (double) wmf_height / units_per_inch;
2736 image_width = image_width_inch * resolution_x;
2737 image_height = image_height_inch * resolution_y;
2738
2739 /* Compute bounding box scale factors and origin translations
2740 *
2741 * This all just a hack since libwmf does not currently seem to
2742 * provide the mapping between LOGICAL coordinates and DEVICE
2743 * coordinates. This mapping is necessary in order to know
2744 * where to place the logical bounding box within the image.
2745 *
2746 */
2747
2748 bounding_width = bbox.BR.x - bbox.TL.x;
2749 bounding_height = bbox.BR.y - bbox.TL.y;
2750
2751 ddata->scale_x = image_width/bounding_width;
2752 ddata->translate_x = 0-bbox.TL.x;
2753 ddata->rotate = 0;
2754
2755 /* Heuristic: guess that if the vertical coordinates mostly span
2756 negative values, then the image must be inverted. */
2757 if ( fabs(bbox.BR.y) > fabs(bbox.TL.y) )
2758 {
2759 /* Normal (Origin at top left of image) */
2760 ddata->scale_y = (image_height/bounding_height);
2761 ddata->translate_y = 0-bbox.TL.y;
2762 }
2763 else
2764 {
2765 /* Inverted (Origin at bottom left of image) */
2766 ddata->scale_y = (-image_height/bounding_height);
2767 ddata->translate_y = 0-bbox.BR.y;
2768 }
2769
2770 if (image->debug != MagickFalse)
2771 {
2772 (void) LogMagickEvent(CoderEvent,GetMagickModule(),
2773 " Placeable metafile: %s",
2774 (API)->File->placeable ? "Yes" : "No");
2775
2776 (void) LogMagickEvent(CoderEvent,GetMagickModule(),
2777 " Size in metafile units: %gx%g",wmf_width,wmf_height);
2778 (void) LogMagickEvent(CoderEvent,GetMagickModule(),
2779 " Metafile units/inch: %g",units_per_inch);
2780 (void) LogMagickEvent(CoderEvent,GetMagickModule(),
2781 " Size in inches: %gx%g",
2782 image_width_inch,image_height_inch);
2783 (void) LogMagickEvent(CoderEvent,GetMagickModule(),
2784 " Bounding Box: %g,%g %g,%g",
2785 bbox.TL.x, bbox.TL.y, bbox.BR.x, bbox.BR.y);
2786 (void) LogMagickEvent(CoderEvent,GetMagickModule(),
2787 " Bounding width x height: %gx%g",bounding_width,
2788 bounding_height);
2789 (void) LogMagickEvent(CoderEvent,GetMagickModule(),
2790 " Output resolution: %gx%g",resolution_x,resolution_y);
2791 (void) LogMagickEvent(CoderEvent,GetMagickModule(),
2792 " Image size: %gx%g",image_width,image_height);
2793 (void) LogMagickEvent(CoderEvent,GetMagickModule(),
2794 " Bounding box scale factor: %g,%g",ddata->scale_x,
2795 ddata->scale_y);
2796 (void) LogMagickEvent(CoderEvent,GetMagickModule(),
2797 " Translation: %g,%g",
2798 ddata->translate_x, ddata->translate_y);
2799 }
2800
2801#if 0
2802#if 0
2803 {
2804 typedef struct _wmfPlayer_t wmfPlayer_t;
2805 struct _wmfPlayer_t
2806 {
2807 wmfPen default_pen;
2808 wmfBrush default_brush;
2809 wmfFont default_font;
2810
2811 wmfDC* dc; /* current dc */
2812 };
2813
2814 wmfDC
2815 *dc;
2816
2817#define WMF_ELICIT_DC(API) (((wmfPlayer_t*)((API)->player_data))->dc)
2818
2819 dc = WMF_ELICIT_DC(API);
2820
2821 printf("dc->Window.Ox = %d\n", dc->Window.Ox);
2822 printf("dc->Window.Oy = %d\n", dc->Window.Oy);
2823 printf("dc->Window.width = %d\n", dc->Window.width);
2824 printf("dc->Window.height = %d\n", dc->Window.height);
2825 printf("dc->pixel_width = %g\n", dc->pixel_width);
2826 printf("dc->pixel_height = %g\n", dc->pixel_height);
2827#if defined(MAGICKCORE_WMFLITE_DELEGATE) /* Only in libwmf 0.3 */
2828 printf("dc->Ox = %.d\n", dc->Ox);
2829 printf("dc->Oy = %.d\n", dc->Oy);
2830 printf("dc->width = %.d\n", dc->width);
2831 printf("dc->height = %.d\n", dc->height);
2832#endif
2833
2834 }
2835#endif
2836
2837#endif
2838
2839 /*
2840 * Create canvas image
2841 *
2842 */
2843 image->rows=(unsigned long) ceil(image_height);
2844 image->columns=(unsigned long) ceil(image_width);
2845
2846 if (image_info->ping != MagickFalse)
2847 {
2848 wmf_api_destroy(API);
2849 (void) CloseBlob(image);
2850 if (image->debug != MagickFalse)
2851 (void) LogMagickEvent(CoderEvent,GetMagickModule(),
2852 "leave ReadWMFImage()");
2853 return(GetFirstImageInList(image));
2854 }
2855 if (image->debug != MagickFalse)
2856 (void) LogMagickEvent(CoderEvent,GetMagickModule(),
cristy406a17f2012-02-04 17:14:28 +00002857 " Creating canvas image with size %lux%lu",(unsigned long) image->rows,
2858 (unsigned long) image->columns);
cristyf82c4a02011-12-15 02:43:44 +00002859
2860 /*
2861 * Set solid background color
2862 */
2863 {
2864 image->background_color = image_info->background_color;
2865 if (image->background_color.alpha != OpaqueAlpha)
2866 image->matte = MagickTrue;
2867 (void) SetImageBackgroundColor(image,exception);
2868 }
2869 /*
2870 * Play file to generate Vector drawing commands
2871 *
2872 */
2873
2874 if (image->debug != MagickFalse)
2875 (void) LogMagickEvent(CoderEvent,GetMagickModule(),
2876 " Playing WMF to prepare vectors");
2877
2878 wmf_error = wmf_play(API, 0, &bbox);
2879 if (wmf_error != wmf_E_None)
2880 {
2881 wmf_api_destroy(API);
2882 if (image->debug != MagickFalse)
2883 {
2884 (void) LogMagickEvent(CoderEvent,GetMagickModule(),
2885 " Playing WMF failed with wmf_error %d", wmf_error);
2886 (void) LogMagickEvent(CoderEvent,GetMagickModule(),
2887 "leave ReadWMFImage()");
2888 }
2889 ThrowReaderException(DelegateError,"FailedToRenderFile");
2890 }
2891
2892 /*
2893 * Scribble on canvas image
2894 *
2895 */
2896
2897 if (image->debug != MagickFalse)
2898 (void) LogMagickEvent(CoderEvent,GetMagickModule(),
2899 " Rendering WMF vectors");
2900 DrawRender(ddata->draw_wand);
2901
2902 if (image->debug != MagickFalse)
2903 (void) LogMagickEvent(CoderEvent,GetMagickModule(),"leave ReadWMFImage()");
2904
2905 /* Cleanup allocated data */
2906 wmf_api_destroy(API);
2907 (void) CloseBlob(image);
2908
2909 /* Return image */
2910 return image;
2911}
cristy735e8942010-04-02 20:32:57 +00002912#endif
cristy3ed852e2009-09-05 21:47:34 +00002913
2914/*
2915%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2916% %
2917% %
2918% %
2919% R e g i s t e r W M F I m a g e %
2920% %
2921% %
2922% %
2923%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2924%
2925% RegisterWMFImage() adds attributes for the WMF image format to
2926% the list of supported formats. The attributes include the image format
2927% tag, a method to read and/or write the format, whether the format
2928% supports the saving of more than one frame to the same file or blob,
2929% whether the format supports native in-memory I/O, and a brief
2930% description of the format.
2931%
2932% The format of the RegisterWMFImage method is:
2933%
cristybb503372010-05-27 20:51:26 +00002934% size_t RegisterWMFImage(void)
cristy3ed852e2009-09-05 21:47:34 +00002935%
2936*/
cristybb503372010-05-27 20:51:26 +00002937ModuleExport size_t RegisterWMFImage(void)
cristy3ed852e2009-09-05 21:47:34 +00002938{
2939 MagickInfo
2940 *entry;
2941
2942 entry = SetMagickInfo("WMZ");
cristyf82c4a02011-12-15 02:43:44 +00002943#if defined(MAGICKCORE_WMF_DELEGATE) || defined(MAGICKCORE_WMFLITE_DELEGATE)
cristy3ed852e2009-09-05 21:47:34 +00002944 entry->decoder=ReadWMFImage;
2945#endif
2946 entry->description=ConstantString("Compressed Windows Meta File");
cristy3ed852e2009-09-05 21:47:34 +00002947 entry->module=ConstantString("WMZ");
cristyffaf9782011-04-13 19:50:51 +00002948 entry->seekable_stream=MagickTrue;
cristy3ed852e2009-09-05 21:47:34 +00002949 (void) RegisterMagickInfo(entry);
2950 entry=SetMagickInfo("WMF");
cristyf82c4a02011-12-15 02:43:44 +00002951#if defined(MAGICKCORE_WMF_DELEGATE) || defined(MAGICKCORE_WMFLITE_DELEGATE)
cristy3ed852e2009-09-05 21:47:34 +00002952 entry->decoder=ReadWMFImage;
2953#endif
2954 entry->description=ConstantString("Windows Meta File");
cristy3ed852e2009-09-05 21:47:34 +00002955 entry->module=ConstantString("WMF");
2956 (void) RegisterMagickInfo(entry);
2957 return(MagickImageCoderSignature);
2958}
2959
2960/*
2961%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2962% %
2963% %
2964% %
2965% U n r e g i s t e r W M F I m a g e %
2966% %
2967% %
2968% %
2969%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2970%
2971% UnregisterWMFImage() removes format registrations made by the
2972% WMF module from the list of supported formats.
2973%
2974% The format of the UnregisterWMFImage method is:
2975%
2976% UnregisterWMFImage(void)
2977%
2978*/
2979ModuleExport void UnregisterWMFImage(void)
2980{
2981 (void) UnregisterMagickInfo("WMZ");
2982 (void) UnregisterMagickInfo("WMF");
2983}