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1/////////////////////////////////////////////////////////////////////////////
2// Name: mfutils.cpp
3// Purpose: Metafile utillities
4// Author: Julian Smart
5// Modified by:
6// Created: 12/07/98
7// RCS-ID: $Id$
8// Copyright: (c) Julian Smart
9// Licence: wxWindows licence
10/////////////////////////////////////////////////////////////////////////////
11
12#ifdef __GNUG__
13#pragma implementation "mfutils.h"
14#endif
15
16// For compilers that support precompilation, includes "wx.h".
92a19c2e 17#include "wx/wxprec.h"
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18
19#ifdef __BORLANDC__
20#pragma hdrstop
21#endif
22
23#ifndef WX_PRECOMP
24#include <wx/wx.h>
25#endif
26
27#include <wx/metafile.h>
28#include <wx/utils.h>
29
30#include <wx/ogl/mfutils.h>
31#include <stdio.h>
32
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33static char _buf[1024]; // a temp buffer to use inplace of wxBuffer, which is deprecated.
34
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35static char hexArray[] = { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B',
36 'C', 'D', 'E', 'F' };
37
38static void DecToHex(int dec, char *buf)
39{
40 int firstDigit = (int)(dec/16.0);
41 int secondDigit = (int)(dec - (firstDigit*16.0));
42 buf[0] = hexArray[firstDigit];
43 buf[1] = hexArray[secondDigit];
44 buf[2] = 0;
45}
59840ba3 46
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47// 16-bit unsigned integer
48static unsigned int getshort(FILE *fp)
49{
50 int c, c1;
51 c = getc(fp); c1 = getc(fp);
52 unsigned int res = ((unsigned int) c) + (((unsigned int) c1) << 8);
53 return res;
54}
55
56// 16-bit signed integer
57static int getsignedshort(FILE *fp)
58{
59 int c, c1;
60 c = getc(fp); c1 = getc(fp);
61 int testRes = ((unsigned int) c) + (((unsigned int) c1) << 8);
62 unsigned long res1 = ((unsigned int) c) + (((unsigned int) c1) << 8);
63 int res = 0;
64 if (res1 > 32767)
65 res = (int)(res1 - 65536);
66 else
67 res = (int)(res1);
68 return res;
69}
70
71// 32-bit integer
72static long getint(FILE *fp)
73{
74 int c, c1, c2, c3;
75 c = getc(fp); c1 = getc(fp); c2 = getc(fp); c3 = getc(fp);
76 long res = (long)((long) c) +
59840ba3 77 (((long) c1) << 8) +
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78 (((long) c2) << 16) +
79 (((long) c3) << 24);
80 return res;
81}
82
83
84/* Placeable metafile header
85struct mfPLACEABLEHEADER {
86 DWORD key; // 32-bit
87 HANDLE hmf; // 16-bit
88 RECT bbox; // 4x16 bit
89 WORD inch; // 16-bit
90 DWORD reserved; // 32-bit
91 WORD checksum; // 16-bit
92};
93*/
94
95wxMetaRecord::~wxMetaRecord(void)
96{
97 if (points) delete[] points;
98 if (stringParam) delete[] stringParam;
99}
100
101wxXMetaFile::wxXMetaFile(char *file)
102{
103 ok = FALSE;
104 top = 0.0;
105 bottom = 0.0;
106 left = 0.0;
107 right = 0.0;
59840ba3 108
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109 if (file)
110 ok = ReadFile(file);
111}
112
113/*
114 Handle table gdiObjects
115 ------------ ----------
116 [0] wxPen
117 [1]----param2--- wxBrush
118 [2] | wxFont
119 [3] | -> wxPen
59840ba3 120
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121 The handle table works as follows.
122 When a GDI object is created whilst reading in the
123 metafile, the (e.g.) createpen record is added to the
124 first free entry in the handle table. The createpen
125 record's param1 is a pointer to the actual wxPen, and
126 its param2 is the index into the gdiObjects list, which only
127 grows and never shrinks (unlike the handle table.)
59840ba3 128
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129 When SelectObject(index) is found, the index in the file
130 refers to the position in the handle table. BUT we then
131 set param2 to be the position of the wxPen in gdiObjects,
132 i.e. to param2 of the CreatePen record, itself found in
133 the handle table.
134
135 When an object is deleted, the entry in the handletable is
136 NULLed but the gdiObjects entry is not removed (no point, and
137 allows us to create all GDI objects in advance of playing the
138 metafile).
139*/
59840ba3 140
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141
142static wxMetaRecord *HandleTable[100];
143static int HandleTableSize = 0;
144
145void DeleteMetaRecordHandle(int index)
146{
147 HandleTable[index] = NULL;
148}
149
150int AddMetaRecordHandle(wxMetaRecord *record)
151{
152 for (int i = 0; i < HandleTableSize; i++)
153 if (!HandleTable[i])
154 {
155 HandleTable[i] = record;
156 return i;
157 }
158 // No free spaces in table, so append.
59840ba3 159
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160 HandleTable[HandleTableSize] = record;
161 HandleTableSize ++;
162 return (HandleTableSize - 1);
163}
164
165bool wxXMetaFile::ReadFile(char *file)
166{
167 HandleTableSize = 0;
59840ba3 168
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169 FILE *handle = fopen(file, "rb");
170 if (!handle) return FALSE;
171
172 // Read placeable metafile header, if any
173 long key = getint(handle);
59840ba3 174
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175 if (key == (long) 0x9AC6CDD7)
176 {
177 long hmf = getshort(handle);
178 int iLeft, iTop, iRight, iBottom;
179 iLeft = getsignedshort(handle);
180 iTop = getsignedshort(handle);
181 iRight = getsignedshort(handle);
182 iBottom = getsignedshort(handle);
183
184 left = (double)iLeft;
185 top = (double)iTop;
186 right = (double)iRight;
187 bottom = (double)iBottom;
188
189 int inch = getshort(handle);
190 long reserved = getint(handle);
191 int checksum = getshort(handle);
192/*
193 double widthInUnits = (double)right - left;
194 double heightInUnits = (double)bottom - top;
195 *width = (int)((widthInUnits*1440.0)/inch);
196 *height = (int)((heightInUnits*1440.0)/inch);
197*/
198 }
199 else rewind(handle);
200
201 // Read METAHEADER
202 int mtType = getshort(handle);
203
204 if (mtType != 1 && mtType != 2)
205 {
206 fclose(handle);
207 return FALSE;
208 }
209
210 int mtHeaderSize = getshort(handle);
211 int mtVersion = getshort(handle);
212
213 if (mtVersion != 0x0300 && mtVersion != 0x0100)
214 {
215 fclose(handle);
216 return FALSE;
217 }
59840ba3 218
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219 long mtSize = getint(handle);
220 int mtNoObjects = getshort(handle);
221 long mtMaxRecord = getint(handle);
222 int mtNoParameters = getshort(handle);
223
224 while (!feof(handle))
225 {
226 long rdSize = getint(handle); // 4 bytes
227 int rdFunction = getshort(handle); // 2 bytes
228 if (feof(handle))
229 break;
230
231 switch (rdFunction)
232 {
233 case META_SETBKCOLOR:
234 {
235 wxMetaRecord *rec = new wxMetaRecord(META_SETBKCOLOR);
236 long colorref = getint(handle); // COLORREF
237 rec->param1 = GetRValue(colorref);
238 rec->param2 = GetGValue(colorref);
239 rec->param3 = GetBValue(colorref);
240 metaRecords.Append(rec);
241 break;
242 }
243 case META_SETBKMODE:
244 {
245 wxMetaRecord *rec = new wxMetaRecord(META_SETBKMODE);
246 rec->param1 = getshort(handle); // Background mode
247 if (rec->param1 == OPAQUE) rec->param1 = wxSOLID;
248 else rec->param1 = wxTRANSPARENT;
249 metaRecords.Append(rec);
250 break;
251 }
252 case META_SETMAPMODE:
253 {
254 wxMetaRecord *rec = new wxMetaRecord(META_SETMAPMODE);
255 rec->param1 = getshort(handle);
256 metaRecords.Append(rec);
257 break;
258 }
259// case META_SETROP2:
260// case META_SETRELABS:
261// case META_SETPOLYFILLMODE:
262// case META_SETSTRETCHBLTMODE:
263// case META_SETTEXTCHAREXTRA:
264 case META_SETTEXTCOLOR:
265 {
266 wxMetaRecord *rec = new wxMetaRecord(META_SETTEXTCOLOR);
267 long colorref = getint(handle); // COLORREF
268 rec->param1 = GetRValue(colorref);
269 rec->param2 = GetGValue(colorref);
270 rec->param3 = GetBValue(colorref);
271 metaRecords.Append(rec);
272 break;
273 }
274// case META_SETTEXTJUSTIFICATION:
275 case META_SETWINDOWORG:
276 {
277 wxMetaRecord *rec = new wxMetaRecord(META_SETWINDOWORG);
278 rec->param2 = getshort(handle);
279 rec->param1 = getshort(handle);
280 metaRecords.Append(rec);
281 break;
282 }
283 case META_SETWINDOWEXT:
284 {
285 wxMetaRecord *rec = new wxMetaRecord(META_SETWINDOWEXT);
286 rec->param2 = getshort(handle);
287 rec->param1 = getshort(handle);
288 metaRecords.Append(rec);
289 break;
290 }
291// case META_SETVIEWPORTORG:
292// case META_SETVIEWPORTEXT:
293// case META_OFFSETWINDOWORG:
294// case META_SCALEWINDOWEXT:
295// case META_OFFSETVIEWPORTORG:
296// case META_SCALEVIEWPORTEXT:
297 case META_LINETO:
298 {
299 wxMetaRecord *rec = new wxMetaRecord(META_LINETO);
300 rec->param1 = getshort(handle); // x1
301 rec->param2 = getshort(handle); // y1
302 metaRecords.Append(rec);
303 break;
304 }
305 case META_MOVETO:
306 {
307 wxMetaRecord *rec = new wxMetaRecord(META_MOVETO);
308 rec->param1 = getshort(handle); // x1
309 rec->param2 = getshort(handle); // y1
310 metaRecords.Append(rec);
311 break;
312 }
313 case META_EXCLUDECLIPRECT:
314 {
315 wxMetaRecord *rec = new wxMetaRecord(META_EXCLUDECLIPRECT);
316 rec->param4 = getshort(handle); // y2
317 rec->param3 = getshort(handle); // x2
318 rec->param2 = getshort(handle); // y1
319 rec->param1 = getshort(handle); // x1
320 metaRecords.Append(rec);
321 break;
322 }
323 case META_INTERSECTCLIPRECT:
324 {
325 wxMetaRecord *rec = new wxMetaRecord(META_INTERSECTCLIPRECT);
326 rec->param4 = getshort(handle); // y2
327 rec->param3 = getshort(handle); // x2
328 rec->param2 = getshort(handle); // y1
329 rec->param1 = getshort(handle); // x1
330 metaRecords.Append(rec);
331 break;
332 }
333// case META_ARC: // DO!!!
334 case META_ELLIPSE:
335 {
336 wxMetaRecord *rec = new wxMetaRecord(META_ELLIPSE);
337 rec->param4 = getshort(handle); // y2
338 rec->param3 = getshort(handle); // x2
339 rec->param2 = getshort(handle); // y1
340 rec->param1 = getshort(handle); // x1
341 metaRecords.Append(rec);
342 break;
343 }
344// case META_FLOODFILL:
345// case META_PIE: // DO!!!
346 case META_RECTANGLE:
347 {
348 wxMetaRecord *rec = new wxMetaRecord(META_RECTANGLE);
349 rec->param4 = getshort(handle); // y2
350 rec->param3 = getshort(handle); // x2
351 rec->param2 = getshort(handle); // y1
352 rec->param1 = getshort(handle); // x1
353 metaRecords.Append(rec);
354 break;
355 }
356 case META_ROUNDRECT:
357 {
358 wxMetaRecord *rec = new wxMetaRecord(META_ROUNDRECT);
359 rec->param6 = getshort(handle); // width
360 rec->param5 = getshort(handle); // height
361 rec->param4 = getshort(handle); // y2
362 rec->param3 = getshort(handle); // x2
363 rec->param2 = getshort(handle); // y1
364 rec->param1 = getshort(handle); // x1
365 metaRecords.Append(rec);
366 break;
367 }
368// case META_PATBLT:
369// case META_SAVEDC:
370 case META_SETPIXEL:
371 {
372 wxMetaRecord *rec = new wxMetaRecord(META_SETPIXEL);
373 rec->param1 = getshort(handle); // x1
374 rec->param2 = getshort(handle); // y1
375 rec->param3 = getint(handle); // COLORREF
376 metaRecords.Append(rec);
377 break;
378 }
379// case META_OFFSETCLIPRGN:
380 case META_TEXTOUT:
381 {
382 wxMetaRecord *rec = new wxMetaRecord(META_TEXTOUT);
383 int count = getshort(handle);
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384 rec->stringParam = new wxChar[count+1];
385 fread((void *)rec->stringParam, sizeof(wxChar), count, handle);
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386 rec->stringParam[count] = 0;
387 rec->param2 = getshort(handle); // Y
388 rec->param1 = getshort(handle); // X
389 metaRecords.Append(rec);
390 break;
391 }
392/*
393 case META_EXTTEXTOUT:
394 {
395 wxMetaRecord *rec = new wxMetaRecord(META_EXTTEXTOUT);
396 int cellSpacing = getshort(handle);
397 int count = getshort(handle);
398 rec->stringParam = new char[count+1];
399 fread((void *)rec->stringParam, sizeof(char), count, handle);
400 rec->stringParam[count] = 0;
401 // Rectangle
402 int rectY2 = getshort(handle);
403 int rectX2 = getshort(handle);
404 int rectY1 = getshort(handle);
405 int rectX1 = getshort(handle);
406 int rectType = getshort(handle);
407 rec->param2 = getshort(handle); // Y
408 rec->param1 = getshort(handle); // X
409 metaRecords.Append(rec);
410 break;
411 }
412*/
413// case META_BITBLT:
414// case META_STRETCHBLT:
415 case META_POLYGON:
416 {
417 wxMetaRecord *rec = new wxMetaRecord(META_POLYGON);
418 rec->param1 = getshort(handle);
419 rec->points = new wxRealPoint[(int)rec->param1];
420 for (int i = 0; i < rec->param1; i++)
421 {
422 rec->points[i].x = getshort(handle);
423 rec->points[i].y = getshort(handle);
424 }
59840ba3 425
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426 metaRecords.Append(rec);
427 break;
428 }
429 case META_POLYLINE:
430 {
431 wxMetaRecord *rec = new wxMetaRecord(META_POLYLINE);
432 rec->param1 = (long)getshort(handle);
433 rec->points = new wxRealPoint[(int)rec->param1];
434 for (int i = 0; i < rec->param1; i++)
435 {
436 rec->points[i].x = getshort(handle);
437 rec->points[i].y = getshort(handle);
438 }
59840ba3 439
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440 metaRecords.Append(rec);
441 break;
442 }
443// case META_ESCAPE:
444// case META_RESTOREDC:
445// case META_FILLREGION:
446// case META_FRAMEREGION:
447// case META_INVERTREGION:
448// case META_PAINTREGION:
449// case META_SELECTCLIPREGION: // DO THIS!
450 case META_SELECTOBJECT:
451 {
452 wxMetaRecord *rec = new wxMetaRecord(META_SELECTOBJECT);
453 rec->param1 = (long)getshort(handle); // Position of object in gdiObjects list
454 metaRecords.Append(rec);
455 // param2 gives the index into gdiObjects, which is different from
456 // the index into the handle table.
457 rec->param2 = HandleTable[(int)rec->param1]->param2;
458 break;
459 }
460// case META_SETTEXTALIGN:
461// case META_DRAWTEXT:
462// case META_CHORD:
463// case META_SETMAPPERFLAGS:
464// case META_EXTTEXTOUT:
465// case META_SETDIBTODEV:
466// case META_SELECTPALETTE:
467// case META_REALIZEPALETTE:
468// case META_ANIMATEPALETTE:
469// case META_SETPALENTRIES:
470// case META_POLYPOLYGON:
471// case META_RESIZEPALETTE:
472// case META_DIBBITBLT:
473// case META_DIBSTRETCHBLT:
474 case META_DIBCREATEPATTERNBRUSH:
475 {
476 wxMetaRecord *rec = new wxMetaRecord(META_DIBCREATEPATTERNBRUSH);
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477 fread((void *)_buf, sizeof(char), (int)((2*rdSize) - 6), handle);
478
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479 metaRecords.Append(rec);
480 gdiObjects.Append(rec);
481 AddMetaRecordHandle(rec);
482 rec->param2 = (long)(gdiObjects.Number() - 1);
483 break;
484 }
485// case META_STRETCHDIB:
486// case META_EXTFLOODFILL:
487// case META_RESETDC:
488// case META_STARTDOC:
489// case META_STARTPAGE:
490// case META_ENDPAGE:
491// case META_ABORTDOC:
492// case META_ENDDOC:
493 case META_DELETEOBJECT:
494 {
495 int index = getshort(handle);
496 DeleteMetaRecordHandle(index);
497 break;
498 }
499 case META_CREATEPALETTE:
500 {
501 wxMetaRecord *rec = new wxMetaRecord(META_CREATEPALETTE);
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502 fread((void *)_buf, sizeof(char), (int)((2*rdSize) - 6), handle);
503
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504 metaRecords.Append(rec);
505 gdiObjects.Append(rec);
506 AddMetaRecordHandle(rec);
507 rec->param2 = (long)(gdiObjects.Number() - 1);
508 break;
509 }
510 case META_CREATEBRUSH:
511 {
512 wxMetaRecord *rec = new wxMetaRecord(META_CREATEBRUSH);
59840ba3 513 fread((void *)_buf, sizeof(char), (int)((2*rdSize) - 6), handle);
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514 metaRecords.Append(rec);
515 gdiObjects.Append(rec);
516 AddMetaRecordHandle(rec);
517 rec->param2 = (long)(gdiObjects.Number() - 1);
518 break;
519 }
520 case META_CREATEPATTERNBRUSH:
521 {
522 wxMetaRecord *rec = new wxMetaRecord(META_CREATEPATTERNBRUSH);
59840ba3 523 fread((void *)_buf, sizeof(char), (int)((2*rdSize) - 6), handle);
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524 metaRecords.Append(rec);
525 gdiObjects.Append(rec);
526 AddMetaRecordHandle(rec);
527 rec->param2 = (long)(gdiObjects.Number() - 1);
528 break;
529 }
530 case META_CREATEPENINDIRECT:
531 {
532 wxMetaRecord *rec = new wxMetaRecord(META_CREATEPENINDIRECT);
533 int msStyle = getshort(handle); // Style: 2 bytes
534 int x = getshort(handle); // X: 2 bytes
535 int y = getshort(handle); // Y: 2 bytes
536 long colorref = getint(handle); // COLORREF 4 bytes
537
538 int style;
539 if (msStyle == PS_DOT)
540 style = wxDOT;
541 else if (msStyle == PS_DASH)
542 style = wxSHORT_DASH;
543 else if (msStyle == PS_NULL)
544 style = wxTRANSPARENT;
545 else style = wxSOLID;
546
547 wxColour colour(GetRValue(colorref), GetGValue(colorref), GetBValue(colorref));
548 rec->param1 = (long)wxThePenList->FindOrCreatePen(colour, x, style);
549 metaRecords.Append(rec);
550 gdiObjects.Append(rec);
551
552 AddMetaRecordHandle(rec);
553 rec->param2 = (long)(gdiObjects.Number() - 1);
59840ba3 554
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555 // For some reason, the size of this record is sometimes 9 words!!!
556 // instead of the usual 8. So read 2 characters extra.
557 if (rdSize == 9)
558 {
559 (void) getshort(handle);
560 }
561 break;
562 }
563 case META_CREATEFONTINDIRECT:
564 {
565 wxMetaRecord *rec = new wxMetaRecord(META_CREATEFONTINDIRECT);
566 int lfHeight = getshort(handle); // 2 bytes
567 int lfWidth = getshort(handle); // 2 bytes
568 int lfEsc = getshort(handle); // 2 bytes
569 int lfOrient = getshort(handle); // 2 bytes
570 int lfWeight = getshort(handle); // 2 bytes
571 char lfItalic = getc(handle); // 1 byte
572 char lfUnderline = getc(handle); // 1 byte
573 char lfStrikeout = getc(handle); // 1 byte
574 char lfCharSet = getc(handle); // 1 byte
575 char lfOutPrecision = getc(handle); // 1 byte
576 char lfClipPrecision = getc(handle); // 1 byte
577 char lfQuality = getc(handle); // 1 byte
578 char lfPitchAndFamily = getc(handle); // 1 byte (18th)
579 char lfFacename[32];
580 // Read the rest of the record, which is total record size
581 // minus the number of bytes already read (18 record, 6 metarecord
582 // header)
583 fread((void *)lfFacename, sizeof(char), (int)((2*rdSize) - 18 - 6), handle);
584
585 int family;
586 if (lfPitchAndFamily & FF_MODERN)
587 family = wxMODERN;
588 else if (lfPitchAndFamily & FF_MODERN)
589 family = wxMODERN;
590 else if (lfPitchAndFamily & FF_ROMAN)
591 family = wxROMAN;
592 else if (lfPitchAndFamily & FF_SWISS)
593 family = wxSWISS;
594 else if (lfPitchAndFamily & FF_DECORATIVE)
595 family = wxDECORATIVE;
596 else
597 family = wxDEFAULT;
598
599 int weight;
600 if (lfWeight == 300)
601 weight = wxLIGHT;
602 else if (lfWeight == 400)
603 weight = wxNORMAL;
604 else if (lfWeight == 900)
605 weight = wxBOLD;
606 else weight = wxNORMAL;
607
608 int style;
609 if (lfItalic != 0)
610 style = wxITALIC;
611 else
612 style = wxNORMAL;
613
614 // About how many pixels per inch???
615 int logPixelsY = 100;
616 int pointSize = (int)(lfHeight*72.0/logPixelsY);
617
618 wxFont *theFont =
619 wxTheFontList->FindOrCreateFont(pointSize, family, style, weight, (lfUnderline != 0));
620
621 rec->param1 = (long) theFont;
622 metaRecords.Append(rec);
623 gdiObjects.Append(rec);
624 AddMetaRecordHandle(rec);
625 rec->param2 = (long)(gdiObjects.Number() - 1);
626 break;
627 }
628 case META_CREATEBRUSHINDIRECT:
629 {
630 wxMetaRecord *rec = new wxMetaRecord(META_CREATEBRUSHINDIRECT);
631 int msStyle = getshort(handle); // Style: 2 bytes
632 long colorref = getint(handle); // COLORREF: 4 bytes
633 int hatchStyle = getshort(handle); // Hatch style 2 bytes
634
635 int style;
636 switch (msStyle)
637 {
638 case BS_HATCHED:
639 {
640 switch (hatchStyle)
641 {
642 case HS_BDIAGONAL:
643 style = wxBDIAGONAL_HATCH;
644 break;
645 case HS_DIAGCROSS:
646 style = wxCROSSDIAG_HATCH;
647 break;
648 case HS_FDIAGONAL:
649 style = wxFDIAGONAL_HATCH;
650 break;
651 case HS_HORIZONTAL:
652 style = wxHORIZONTAL_HATCH;
653 break;
654 case HS_VERTICAL:
655 style = wxVERTICAL_HATCH;
656 break;
657 default:
658 case HS_CROSS:
659 style = wxCROSS_HATCH;
660 break;
661 }
662 break;
663 }
664 case BS_SOLID:
665 default:
666 style = wxSOLID;
667 break;
668 }
669 if (msStyle == PS_DOT)
670 style = wxDOT;
671 else if (msStyle == PS_DASH)
672 style = wxSHORT_DASH;
673 else if (msStyle == PS_NULL)
674 style = wxTRANSPARENT;
675 else style = wxSOLID;
676
677 wxColour colour(GetRValue(colorref), GetGValue(colorref), GetBValue(colorref));
678 rec->param1 = (long)wxTheBrushList->FindOrCreateBrush(colour, style);
679 metaRecords.Append(rec);
680 gdiObjects.Append(rec);
681 AddMetaRecordHandle(rec);
682 rec->param2 = (long)(gdiObjects.Number() - 1);
683 break;
684 }
685 case META_CREATEBITMAPINDIRECT:
686 {
687 wxMetaRecord *rec = new wxMetaRecord(META_CREATEBITMAPINDIRECT);
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688 fread((void *)_buf, sizeof(char), (int)((2*rdSize) - 6), handle);
689
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690 metaRecords.Append(rec);
691 gdiObjects.Append(rec);
692 AddMetaRecordHandle(rec);
693 rec->param2 = (long)(gdiObjects.Number() - 1);
694 break;
695 }
696 case META_CREATEBITMAP:
697 {
698 wxMetaRecord *rec = new wxMetaRecord(META_CREATEBITMAP);
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699 fread((void *)_buf, sizeof(char), (int)((2*rdSize) - 6), handle);
700
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701 metaRecords.Append(rec);
702 gdiObjects.Append(rec);
703 AddMetaRecordHandle(rec);
704 rec->param2 = (long)(gdiObjects.Number() - 1);
705 break;
706 }
707 case META_CREATEREGION:
708 {
709 wxMetaRecord *rec = new wxMetaRecord(META_CREATEREGION);
59840ba3 710 fread((void *)_buf, sizeof(char), (int)((2*rdSize) - 6), handle);
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711
712 metaRecords.Append(rec);
713 gdiObjects.Append(rec);
714 AddMetaRecordHandle(rec);
715 rec->param2 = (long)(gdiObjects.Number() - 1);
716 break;
717 }
718 default:
719 {
59840ba3 720 fread((void *)_buf, sizeof(char), (int)((2*rdSize) - 6), handle);
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721 break;
722 }
723 }
724 }
725 fclose(handle);
726 return TRUE;
727}
728
729wxXMetaFile::~wxXMetaFile(void)
730{
731 wxNode *node = metaRecords.First();
732 while (node)
733 {
734 wxMetaRecord *rec = (wxMetaRecord *)node->Data();
735 delete rec;
736 wxNode *next = node->Next();
737 delete node;
738 node = next;
739 }
740}
741
742bool wxXMetaFile::SetClipboard(int width, int height)
743{
744 return FALSE;
745}
746
747bool wxXMetaFile::Play(wxDC *dc)
748{
749 wxNode *node = metaRecords.First();
750 while (node)
751 {
752 wxMetaRecord *rec = (wxMetaRecord *)node->Data();
753 int rdFunction = rec->metaFunction;
754
755 switch (rdFunction)
756 {
757 case META_SETBKCOLOR:
758 {
759 break;
760 }
761 case META_SETBKMODE:
762 {
763 break;
764 }
765 case META_SETMAPMODE:
766 {
767 break;
768 }
769// case META_SETROP2:
770// case META_SETRELABS:
771// case META_SETPOLYFILLMODE:
772// case META_SETSTRETCHBLTMODE:
773// case META_SETTEXTCHAREXTRA:
774 case META_SETTEXTCOLOR:
775 {
776 break;
777 }
778// case META_SETTEXTJUSTIFICATION:
779 case META_SETWINDOWORG:
780 {
781 break;
782 }
783 case META_SETWINDOWEXT:
784 {
785 break;
786 }
787// case META_SETVIEWPORTORG:
788// case META_SETVIEWPORTEXT:
789// case META_OFFSETWINDOWORG:
790// case META_SCALEWINDOWEXT:
791// case META_OFFSETVIEWPORTORG:
792// case META_SCALEVIEWPORTEXT:
793 case META_LINETO:
794 {
795 long x1 = rec->param1;
796 long y1 = rec->param2;
797 dc->DrawLine((long) lastX, (long) lastY, x1, y1);
798 break;
799 }
800 case META_MOVETO:
801 {
802 lastX = (double)rec->param1;
803 lastY = (double)rec->param2;
804 break;
805 }
806 case META_EXCLUDECLIPRECT:
807 {
808 break;
809 }
810 case META_INTERSECTCLIPRECT:
811 {
812 break;
813 }
814// case META_ARC: // DO!!!
815 case META_ELLIPSE:
816 {
817 break;
818 }
819// case META_FLOODFILL:
820// case META_PIE: // DO!!!
821 case META_RECTANGLE:
822 {
823 dc->DrawRectangle((long)rec->param1, (long)rec->param2,
824 (long)rec->param3 - rec->param1,
825 (long)rec->param4 - rec->param2);
826 break;
827 }
828 case META_ROUNDRECT:
829 {
830 dc->DrawRoundedRectangle((long)rec->param1, (long)rec->param2,
831 (long)rec->param3 - rec->param1,
832 (long)rec->param4 - rec->param2,
833 (long)rec->param5);
834 break;
835 }
836// case META_PATBLT:
837// case META_SAVEDC:
838 case META_SETPIXEL:
839 {
840// rec->param1 = getshort(handle); // x1
841// rec->param2 = getshort(handle); // y1
842// rec->param3 = getint(handle); // COLORREF
843 break;
844 }
845// case META_OFFSETCLIPRGN:
846 case META_TEXTOUT:
847 {
848/*
849 int count = getshort(handle);
850 rec->stringParam = new char[count+1];
851 fread((void *)rec->stringParam, sizeof(char), count, handle);
852 rec->stringParam[count] = 0;
853 rec->param2 = getshort(handle); // Y
854 rec->param1 = getshort(handle); // X
855*/
856 break;
857 }
858// case META_BITBLT:
859// case META_STRETCHBLT:
860 case META_POLYGON:
861 {
862/*
863 rec->param1 = getshort(handle);
864 rec->points = new wxRealPoint[(int)rec->param1];
865 for (int i = 0; i < rec->param1; i++)
866 {
867 rec->points[i].x = getshort(handle);
868 rec->points[i].y = getshort(handle);
869 }
59840ba3 870*/
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871 break;
872 }
873 case META_POLYLINE:
874 {
875/*
876 wxMetaRecord *rec = new wxMetaRecord(META_POLYLINE);
877 rec->param1 = (long)getshort(handle);
878 rec->points = new wxRealPoint[(int)rec->param1];
879 for (int i = 0; i < rec->param1; i++)
880 {
881 rec->points[i].x = getshort(handle);
882 rec->points[i].y = getshort(handle);
883 }
59840ba3 884*/
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885 break;
886 }
887// case META_ESCAPE:
888// case META_RESTOREDC:
889// case META_FILLREGION:
890// case META_FRAMEREGION:
891// case META_INVERTREGION:
892// case META_PAINTREGION:
893// case META_SELECTCLIPREGION: // DO THIS!
894 case META_SELECTOBJECT:
895 {
896/*
897 wxMetaRecord *rec = new wxMetaRecord(META_SELECTOBJECT);
898 rec->param1 = (long)getshort(handle); // Position of object in gdiObjects list
899*/
900 break;
901 }
902// case META_SETTEXTALIGN:
903// case META_DRAWTEXT:
904// case META_CHORD:
905// case META_SETMAPPERFLAGS:
906// case META_EXTTEXTOUT:
907// case META_SETDIBTODEV:
908// case META_SELECTPALETTE:
909// case META_REALIZEPALETTE:
910// case META_ANIMATEPALETTE:
911// case META_SETPALENTRIES:
912// case META_POLYPOLYGON:
913// case META_RESIZEPALETTE:
914// case META_DIBBITBLT:
915// case META_DIBSTRETCHBLT:
916 case META_DIBCREATEPATTERNBRUSH:
917 {
918/*
919 fread((void *)wxBuffer, sizeof(char), (int)(rdSize - 3), handle);
59840ba3 920*/
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921 break;
922 }
923// case META_STRETCHDIB:
924// case META_EXTFLOODFILL:
925// case META_RESETDC:
926// case META_STARTDOC:
927// case META_STARTPAGE:
928// case META_ENDPAGE:
929// case META_ABORTDOC:
930// case META_ENDDOC:
931// case META_DELETEOBJECT: // DO!!
932 case META_CREATEPALETTE:
933 {
934/*
935 wxMetaRecord *rec = new wxMetaRecord(META_CREATEPALETTE);
936 fread((void *)wxBuffer, sizeof(char), (int)(rdSize - 3), handle);
937*/
938 break;
939 }
940 case META_CREATEBRUSH:
941 {
942/*
943 fread((void *)wxBuffer, sizeof(char), (int)(rdSize - 3), handle);
944*/
945 break;
946 }
947 case META_CREATEPATTERNBRUSH:
948 {
949/*
950 fread((void *)wxBuffer, sizeof(char), (int)(rdSize - 3), handle);
951*/
952 break;
953 }
954 case META_CREATEPENINDIRECT:
955 {
956/*
957 int msStyle = getshort(handle); // Style: 2 bytes
958 int x = getshort(handle); // X: 2 bytes
959 int y = getshort(handle); // Y: 2 bytes
960 int colorref = getint(handle); // COLORREF 4 bytes
961
962 int style;
963 if (msStyle == PS_DOT)
964 style = wxDOT;
965 else if (msStyle == PS_DASH)
966 style = wxSHORT_DASH;
967 else if (msStyle == PS_NULL)
968 style = wxTRANSPARENT;
969 else style = wxSOLID;
970
971 wxColour colour(GetRValue(colorref), GetGValue(colorref), GetBValue(colorref));
972 rec->param1 = (long)wxThePenList->FindOrCreatePen(&colour, x, style);
973*/
974 break;
975 }
976 case META_CREATEFONTINDIRECT:
977 {
978/*
979 int lfHeight = getshort(handle);
980 int lfWidth = getshort(handle);
981 int lfEsc = getshort(handle);
982 int lfOrient = getshort(handle);
983 int lfWeight = getshort(handle);
984 char lfItalic = getc(handle);
985 char lfUnderline = getc(handle);
986 char lfStrikeout = getc(handle);
987 char lfCharSet = getc(handle);
988 char lfOutPrecision = getc(handle);
989 char lfClipPrecision = getc(handle);
990 char lfQuality = getc(handle);
991 char lfPitchAndFamily = getc(handle);
992 char lfFacename[32];
993 fread((void *)lfFacename, sizeof(char), 32, handle);
994
995 int family;
996 if (lfPitchAndFamily & FF_MODERN)
997 family = wxMODERN;
998 else if (lfPitchAndFamily & FF_MODERN)
999 family = wxMODERN;
1000 else if (lfPitchAndFamily & FF_ROMAN)
1001 family = wxROMAN;
1002 else if (lfPitchAndFamily & FF_SWISS)
1003 family = wxSWISS;
1004 else if (lfPitchAndFamily & FF_DECORATIVE)
1005 family = wxDECORATIVE;
1006 else
1007 family = wxDEFAULT;
1008
1009 int weight;
1010 if (lfWeight == 300)
1011 weight = wxLIGHT;
1012 else if (lfWeight == 400)
1013 weight = wxNORMAL;
1014 else if (lfWeight == 900)
1015 weight = wxBOLD;
1016 else weight = wxNORMAL;
1017
1018 int style;
1019 if ((bool)lfItalic)
1020 style = wxITALIC;
1021 else
1022 style = wxNORMAL;
1023
1024 // About how many pixels per inch???
1025 int logPixelsY = 100;
1026 int pointSize = (int)(lfHeight*72.0/logPixelsY);
1027
1028 wxFont *theFont =
1029 wxTheFontList->FindOrCreateFont(pointSize, family, style, weight, (bool)lfUnderline);
1030
1031 rec->param1 = (long)theFont;
1032*/
1033 break;
1034 }
1035 case META_CREATEBRUSHINDIRECT:
1036 {
1037/*
1038 int msStyle = getshort(handle); // Style: 2 bytes
1039 int colorref = getint(handle); // COLORREF: 4 bytes
1040 int hatchStyle = getshort(handle); // Hatch style 2 bytes
1041
1042 int style;
1043 if (msStyle == PS_DOT)
1044 style = wxDOT;
1045 else if (msStyle == PS_DASH)
1046 style = wxSHORT_DASH;
1047 else if (msStyle == PS_NULL)
1048 style = wxTRANSPARENT;
1049 else style = wxSOLID;
1050
1051 wxColour colour(GetRValue(colorref), GetGValue(colorref), GetBValue(colorref));
1052 rec->param1 = (long)wxTheBrushList->FindOrCreateBrush(&colour, wxSOLID);
1053*/
1054 break;
1055 }
1056 case META_CREATEBITMAPINDIRECT:
1057 {
1058/*
1059 fread((void *)wxBuffer, sizeof(char), (int)(rdSize - 3), handle);
59840ba3 1060*/
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1061 break;
1062 }
1063 case META_CREATEBITMAP:
1064 {
1065/*
1066 fread((void *)wxBuffer, sizeof(char), (int)(rdSize - 3), handle);
59840ba3 1067*/
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1068 break;
1069 }
1070 case META_CREATEREGION:
1071 {
1072 dc->DestroyClippingRegion();
1073/*
1074 rec->param1 = getshort(handle); // Style: 2 bytes
1075*/
1076 break;
1077 }
1078 default:
1079 {
1080 break;
1081 }
1082 }
1083 node = node->Next();
1084 }
1085 return TRUE;
1086}
1087