Line data Source code
1 : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 : /*
3 : * This file is part of the LibreOffice project.
4 : *
5 : * This Source Code Form is subject to the terms of the Mozilla Public
6 : * License, v. 2.0. If a copy of the MPL was not distributed with this
7 : * file, You can obtain one at http://mozilla.org/MPL/2.0/.
8 : *
9 : * This file incorporates work covered by the following license notice:
10 : *
11 : * Licensed to the Apache Software Foundation (ASF) under one or more
12 : * contributor license agreements. See the NOTICE file distributed
13 : * with this work for additional information regarding copyright
14 : * ownership. The ASF licenses this file to you under the Apache
15 : * License, Version 2.0 (the "License"); you may not use this file
16 : * except in compliance with the License. You may obtain a copy of
17 : * the License at http://www.apache.org/licenses/LICENSE-2.0 .
18 : */
19 :
20 :
21 : #include <math.h>
22 :
23 : #include "psputil.hxx"
24 : #include "glyphset.hxx"
25 :
26 : #include "generic/printergfx.hxx"
27 : #include "vcl/fontmanager.hxx"
28 : #include "vcl/helper.hxx"
29 :
30 : #include "osl/thread.h"
31 :
32 : #include "sal/alloca.h"
33 :
34 : using namespace psp ;
35 :
36 : namespace psp {
37 : /*
38 : container for a font and its helper fonts:
39 : 1st font is the font substitute e.g. helvetica substitutes arial on the printer
40 : 2nd is the font itself
41 : 3rd is a fallback font, usually a font with unicode glyph repertoir (e.g. andale)
42 : symbol fonts (adobe-fontspecific) may need special glyphmapping
43 : (symbol page vc. latin page)
44 : */
45 : class Font3
46 : {
47 : private:
48 :
49 : #define Font3Size 3
50 :
51 : fontID mpFont [Font3Size];
52 : bool mbSymbol;
53 :
54 : public:
55 :
56 0 : fontID GetFont (int nIdx) const
57 0 : { return nIdx < Font3Size ? mpFont[nIdx] : -1 ; }
58 0 : bool IsSymbolFont () const
59 0 : { return mbSymbol; }
60 :
61 : Font3 (const PrinterGfx &rGfx);
62 0 : ~Font3 () {}
63 : };
64 :
65 0 : Font3::Font3(const PrinterGfx &rGfx)
66 : {
67 0 : mpFont[0] = rGfx.getFontSubstitute();
68 0 : mpFont[1] = rGfx.GetFontID();
69 0 : mpFont[2] = rGfx.getFallbackID();
70 : // mpFont[2] = rGfx.GetFontID();
71 :
72 0 : PrintFontManager &rMgr = PrintFontManager::get();
73 0 : mbSymbol = mpFont[1] != -1 ?
74 0 : rMgr.getFontEncoding(mpFont[1]) == RTL_TEXTENCODING_SYMBOL : false;
75 0 : }
76 :
77 : } // namespace psp
78 :
79 0 : static int getVerticalDeltaAngle( sal_Unicode nChar )
80 : {
81 0 : int nRotation = GetVerticalFlags(nChar);
82 0 : if (nRotation == GF_ROTR)
83 0 : return -900;
84 0 : if (nRotation == GF_ROTL)
85 0 : return 900;
86 0 : return 0;
87 : }
88 :
89 : void
90 0 : PrinterGfx::PSUploadPS1Font (sal_Int32 nFontID)
91 : {
92 0 : std::list< sal_Int32 >::iterator aFont;
93 : // already in the document header ?
94 0 : for (aFont = maPS1Font.begin(); aFont != maPS1Font.end(); ++aFont )
95 0 : if( nFontID == *aFont )
96 0 : return;
97 :
98 : // no occurrenc yet, mark for download
99 : // add the fontid to the list
100 0 : maPS1Font.push_back (nFontID);
101 : }
102 :
103 : /*
104 : * implement text handling printer routines,
105 : */
106 :
107 : sal_uInt16
108 0 : PrinterGfx::SetFont(
109 : sal_Int32 nFontID,
110 : sal_Int32 nHeight,
111 : sal_Int32 nWidth,
112 : sal_Int32 nAngle,
113 : bool bVertical,
114 : bool bArtItalic,
115 : bool bArtBold
116 : )
117 : {
118 : // font and encoding will be set by drawText again immediately
119 : // before PSShowText
120 0 : mnFontID = nFontID;
121 0 : maVirtualStatus.maFont = rtl::OString();
122 0 : maVirtualStatus.maEncoding = RTL_TEXTENCODING_DONTKNOW;
123 0 : maVirtualStatus.mnTextHeight = nHeight;
124 0 : maVirtualStatus.mnTextWidth = nWidth;
125 0 : maVirtualStatus.mbArtItalic = bArtItalic;
126 0 : maVirtualStatus.mbArtBold = bArtBold;
127 0 : mnTextAngle = nAngle;
128 0 : mbTextVertical = bVertical;
129 :
130 0 : return 0;
131 : }
132 :
133 0 : void PrinterGfx::drawGlyphs(
134 : const Point& rPoint,
135 : sal_uInt32* pGlyphIds,
136 : sal_Unicode* pUnicodes,
137 : sal_Int16 nLen,
138 : sal_Int32* pDeltaArray
139 : )
140 : {
141 :
142 : // draw the string
143 : // search for a glyph set matching the set font
144 0 : std::list< GlyphSet >::iterator aIter;
145 0 : for (aIter = maPS3Font.begin(); aIter != maPS3Font.end(); ++aIter)
146 0 : if ( ((*aIter).GetFontID() == mnFontID)
147 0 : && ((*aIter).IsVertical() == mbTextVertical))
148 : {
149 0 : (*aIter).DrawGlyphs (*this, rPoint, pGlyphIds, pUnicodes, nLen, pDeltaArray);
150 0 : break;
151 : }
152 :
153 : // not found ? create a new one
154 0 : if (aIter == maPS3Font.end())
155 : {
156 0 : maPS3Font.push_back (GlyphSet(mnFontID, mbTextVertical));
157 0 : maPS3Font.back().DrawGlyphs (*this, rPoint, pGlyphIds, pUnicodes, nLen, pDeltaArray);
158 : }
159 0 : }
160 :
161 0 : void PrinterGfx::DrawGlyphs(
162 : const Point& rPoint,
163 : sal_GlyphId* pGlyphIds,
164 : sal_Unicode* pUnicodes,
165 : sal_Int16 nLen,
166 : sal_Int32* pDeltaArray
167 : )
168 : {
169 0 : if( nLen <= 0 )
170 : return;
171 :
172 0 : if ( !mrFontMgr.isFontDownloadingAllowed( mnFontID ) )
173 : {
174 0 : LicenseWarning(rPoint, pUnicodes, nLen, pDeltaArray);
175 : return;
176 : }
177 :
178 0 : if( mrFontMgr.getFontType( mnFontID ) != fonttype::TrueType )
179 : {
180 0 : DrawText( rPoint, pUnicodes, nLen, pDeltaArray );
181 : return;
182 : }
183 :
184 : // move and rotate the user coordinate system
185 : // avoid the gsave/grestore for the simple cases since it allows
186 : // reuse of the current font if it hasn't changed
187 0 : sal_Int32 nCurrentTextAngle = mnTextAngle;
188 0 : Point aPoint( rPoint );
189 :
190 0 : if (nCurrentTextAngle != 0)
191 : {
192 0 : PSGSave ();
193 0 : PSTranslate (rPoint);
194 0 : PSRotate (nCurrentTextAngle);
195 0 : mnTextAngle = 0;
196 0 : aPoint = Point( 0, 0 );
197 : }
198 :
199 0 : if( mbTextVertical )
200 : {
201 : // vertical glyphs can have an additional rotation ... sigh.
202 : // so break up text in chunks of normal glyphs and print out
203 : // specially rotated glyphs extra
204 0 : sal_uInt32* pTempGlyphIds = (sal_uInt32*)alloca(sizeof(sal_Int32)*nLen);
205 0 : sal_Int32* pTempDelta = (sal_Int32*)alloca(sizeof(sal_Int32)*nLen);
206 0 : sal_Unicode* pTempUnicodes = (sal_Unicode*)alloca(sizeof(sal_Unicode)*nLen);
207 0 : sal_Int16 nTempLen = 0;
208 0 : sal_Int32 nTempFirstDelta = 0;
209 0 : Point aRotPoint;
210 0 : sal_Int32 nTextHeight = maVirtualStatus.mnTextHeight;
211 0 : sal_Int32 nTextWidth = maVirtualStatus.mnTextWidth ? maVirtualStatus.mnTextWidth : maVirtualStatus.mnTextHeight;
212 0 : sal_Int32 nAscend = mrFontMgr.getFontAscend( mnFontID );
213 0 : sal_Int32 nDescend = mrFontMgr.getFontDescend( mnFontID );
214 :
215 0 : nDescend = nDescend * nTextHeight / 1000;
216 0 : nAscend = nAscend * nTextHeight / 1000;
217 :
218 0 : for( sal_Int16 i = 0; i < nLen; i++ )
219 : {
220 0 : const sal_GlyphId nRot = pGlyphIds[i] & GF_ROTMASK;
221 0 : if( nRot == GF_NONE )
222 : {
223 0 : pTempUnicodes[nTempLen] = pUnicodes[i];
224 0 : pTempGlyphIds[nTempLen] = pGlyphIds[i];
225 0 : if( nTempLen > 0 )
226 0 : pTempDelta[nTempLen-1] = pDeltaArray[i-1]-nTempFirstDelta;
227 : else
228 : {
229 : // the first element in pDeltaArray shows
230 : // the offset of the second character
231 : // so if the first glyph is normal
232 : // then we do not need to move the delta indices
233 : // else we have to move them down by one and
234 : // recalculate aPoint and all deltas
235 0 : if( i != 0 )
236 0 : nTempFirstDelta = pDeltaArray[ i-1 ];
237 : }
238 0 : nTempLen++;
239 : }
240 : else
241 : {
242 0 : sal_Int32 nOffset = i > 0 ? pDeltaArray[i-1] : 0;
243 0 : sal_Int32 nRotAngle = 0;
244 0 : switch( nRot )
245 : {
246 : case GF_ROTR:
247 0 : nRotAngle = 2700;
248 0 : aRotPoint = Point( -nAscend*nTextWidth/nTextHeight, -nDescend*nTextWidth/nTextHeight - nOffset );
249 0 : break;
250 : case GF_VERT:
251 0 : nRotAngle = 1800;
252 0 : aRotPoint = Point( -nOffset, (nAscend+nDescend) );
253 0 : break;
254 : case GF_ROTL:
255 0 : nRotAngle = 900;
256 0 : aRotPoint = Point( -nDescend*nTextWidth/nTextHeight, nOffset + nAscend*nTextWidth/nTextHeight );
257 0 : break;
258 : }
259 0 : sal_GlyphId nRotGlyphId = pGlyphIds[i];
260 0 : sal_Unicode nRotUnicode = pUnicodes[i];
261 0 : sal_Int32 nRotDelta = 0;
262 :
263 : // transform matrix to new individual direction
264 0 : PSGSave ();
265 0 : GraphicsStatus aSaveStatus = maVirtualStatus;
266 0 : if( nRot != 2 ) // switch font aspect
267 : {
268 0 : maVirtualStatus.mnTextWidth = nTextHeight;
269 0 : maVirtualStatus.mnTextHeight = nTextWidth;
270 : }
271 0 : if( aPoint.X() || aPoint.Y() )
272 0 : PSTranslate( aPoint );
273 0 : PSRotate (nRotAngle);
274 : // draw the rotated glyph
275 0 : drawGlyphs( aRotPoint, &nRotGlyphId, &nRotUnicode, 1, &nRotDelta );
276 :
277 : // restore previous state
278 0 : maVirtualStatus = aSaveStatus;
279 0 : PSGRestore();
280 : }
281 : }
282 :
283 0 : pGlyphIds = pTempGlyphIds;
284 0 : pUnicodes = pTempUnicodes;
285 0 : pDeltaArray = pTempDelta;
286 0 : nLen = nTempLen;
287 :
288 0 : aPoint.X() += nTempFirstDelta;
289 : }
290 :
291 0 : if( nLen > 0 )
292 0 : drawGlyphs( aPoint, pGlyphIds, pUnicodes, nLen, pDeltaArray );
293 :
294 : // restore the user coordinate system
295 0 : if (nCurrentTextAngle != 0)
296 : {
297 0 : PSGRestore ();
298 0 : mnTextAngle = nCurrentTextAngle;
299 : }
300 : }
301 :
302 : void
303 0 : PrinterGfx::DrawText (
304 : const Point& rPoint,
305 : const sal_Unicode* pStr,
306 : sal_Int16 nLen,
307 : const sal_Int32* pDeltaArray
308 : )
309 : {
310 0 : fontID nRestoreFont = mnFontID;
311 :
312 : // setup font[substitutes] and map the string into the symbol area in case of
313 : // symbol font
314 0 : Font3 aFont(*this);
315 : sal_Unicode *pEffectiveStr;
316 0 : if ( aFont.IsSymbolFont() )
317 : {
318 0 : pEffectiveStr = (sal_Unicode*)alloca(nLen * sizeof(pStr[0]));
319 0 : for (int i = 0; i < nLen; i++)
320 0 : pEffectiveStr[i] = pStr[i] < 256 ? pStr[i] + 0xF000 : pStr[i];
321 : }
322 : else
323 : {
324 0 : pEffectiveStr = const_cast<sal_Unicode*>(pStr);
325 : }
326 :
327 0 : fontID *pFontMap = (fontID*) alloca(nLen * sizeof(fontID));
328 0 : sal_Int32 *pCharWidth = (sal_Int32*) alloca(nLen * sizeof(sal_Int32));
329 :
330 0 : for( int n = 0; n < nLen; n++ )
331 : {
332 0 : CharacterMetric aBBox;
333 0 : pFontMap[n] = getCharMetric (aFont, pEffectiveStr[n], &aBBox);
334 0 : pCharWidth[n] = getCharWidth (mbTextVertical, pEffectiveStr[n], &aBBox);
335 : }
336 :
337 : // setup a new delta array, use virtual resolution of 1000
338 0 : sal_Int32* pNewDeltaArray = (sal_Int32*)alloca( sizeof( sal_Int32 )*nLen );
339 0 : if ( pDeltaArray != 0)
340 : {
341 0 : for (int i = 0; i < nLen - 1; i++)
342 0 : pNewDeltaArray[i] = 1000 * pDeltaArray[i];
343 0 : pNewDeltaArray[nLen - 1] = 0;
344 : }
345 : else
346 : {
347 0 : pNewDeltaArray[0] = pCharWidth[0];
348 0 : for (int i = 1; i < nLen; i++)
349 0 : pNewDeltaArray[i] = pNewDeltaArray[i-1] + pCharWidth[i];
350 : }
351 :
352 : // move and rotate the user coordinate system
353 : // avoid the gsave/grestore for the simple cases since it allows
354 : // reuse of the current font if it hasn't changed
355 0 : sal_Int32 nCurrentTextAngle = mnTextAngle;
356 : sal_Int32 nCurrentPointX;
357 : sal_Int32 nCurrentPointY;
358 :
359 0 : if (nCurrentTextAngle != 0)
360 : {
361 0 : PSGSave ();
362 0 : PSTranslate (rPoint);
363 0 : PSRotate (nCurrentTextAngle);
364 0 : mnTextAngle = 0;
365 :
366 0 : nCurrentPointX = 0;
367 0 : nCurrentPointY = 0;
368 : }
369 : else
370 : {
371 0 : nCurrentPointX = rPoint.X();
372 0 : nCurrentPointY = rPoint.Y();
373 : }
374 :
375 : // draw the string
376 0 : sal_Int32 nDelta = 0;
377 0 : for (int nTo = 0; nTo < nLen; )
378 : {
379 0 : int nFrom = nTo;
380 0 : fontID nFont = pFontMap[ nFrom ];
381 :
382 0 : while ((nTo < nLen) && (nFont == pFontMap[nTo]))
383 : {
384 0 : pNewDeltaArray[ nTo ] = (sal_Int32)(((0.5 + pNewDeltaArray[ nTo ]) / 1000.0) - nDelta);
385 0 : nTo++ ;
386 : }
387 :
388 : SetFont( nFont,
389 : maVirtualStatus.mnTextHeight, maVirtualStatus.mnTextWidth,
390 : mnTextAngle,
391 : mbTextVertical,
392 : maVirtualStatus.mbArtItalic,
393 : maVirtualStatus.mbArtBold
394 0 : );
395 :
396 0 : if (mbTextVertical)
397 : {
398 : drawVerticalizedText(
399 : Point(nCurrentPointX + nDelta, nCurrentPointY),
400 : pEffectiveStr + nFrom, nTo - nFrom,
401 0 : pNewDeltaArray + nFrom );
402 : }
403 : else
404 : {
405 : drawText(
406 : Point(nCurrentPointX + nDelta, nCurrentPointY),
407 : pEffectiveStr + nFrom, nTo - nFrom,
408 0 : pDeltaArray == NULL ? NULL : pNewDeltaArray + nFrom );
409 : }
410 0 : nDelta += pNewDeltaArray[ nTo - 1 ];
411 : }
412 :
413 : // restore the user coordinate system
414 0 : if (nCurrentTextAngle != 0)
415 : {
416 0 : PSGRestore ();
417 0 : mnTextAngle = nCurrentTextAngle;
418 : }
419 :
420 : // restore the original font settings
421 : SetFont( nRestoreFont,
422 : maVirtualStatus.mnTextHeight, maVirtualStatus.mnTextWidth,
423 : mnTextAngle, mbTextVertical,
424 : maVirtualStatus.mbArtItalic,
425 : maVirtualStatus.mbArtBold
426 0 : );
427 0 : }
428 :
429 0 : void PrinterGfx::drawVerticalizedText(
430 : const Point& rPoint,
431 : const sal_Unicode* pStr,
432 : sal_Int16 nLen,
433 : const sal_Int32* pDeltaArray
434 : )
435 : {
436 0 : sal_Int32* pDelta = (sal_Int32*)alloca( nLen * sizeof(sal_Int32) );
437 :
438 0 : int nTextScale = maVirtualStatus.mnTextWidth ? maVirtualStatus.mnTextWidth : maVirtualStatus.mnTextHeight;
439 0 : int nNormalAngle = mnTextAngle;
440 0 : int nDeltaAngle, nLastPos = 0;
441 :
442 0 : double fSin = sin( -2.0*M_PI*nNormalAngle/3600 );
443 0 : double fCos = cos( -2.0*M_PI*nNormalAngle/3600 );
444 :
445 0 : PrintFontManager &rMgr = PrintFontManager::get();
446 0 : PrintFontInfo aInfo;
447 0 : rMgr.getFontInfo( mnFontID, aInfo );
448 :
449 0 : bool* pGsubFlags = (bool*)alloca( nLen * sizeof(bool) );
450 0 : rMgr.hasVerticalSubstitutions( mnFontID, pStr, nLen, pGsubFlags );
451 :
452 0 : Point aPoint( rPoint );
453 0 : for( int i = 0; i < nLen; )
454 : {
455 0 : while( ( nDeltaAngle = getVerticalDeltaAngle( pStr[i] ) ) == 0 && i < nLen )
456 0 : i++;
457 0 : if( i <= nLen && i > nLastPos )
458 : {
459 0 : for( int n = nLastPos; n < i; n++ )
460 0 : pDelta[n] = pDeltaArray[n] - (aPoint.X() - rPoint.X() );
461 :
462 : SetFont( mnFontID,
463 : maVirtualStatus.mnTextHeight, maVirtualStatus.mnTextWidth,
464 : nNormalAngle, mbTextVertical,
465 : maVirtualStatus.mbArtItalic,
466 0 : maVirtualStatus.mbArtBold );
467 0 : drawText( aPoint, pStr + nLastPos, i - nLastPos, pDelta + nLastPos );
468 :
469 0 : aPoint.X() = (sal_Int32)(rPoint.X() + ((double)pDeltaArray[i-1] * fCos));
470 0 : aPoint.Y() = (sal_Int32)(rPoint.Y() + ((double)pDeltaArray[i-1] * fSin));
471 : }
472 0 : if( i < nLen )
473 : {
474 0 : int nOldWidth = maVirtualStatus.mnTextWidth;
475 0 : int nOldHeight = maVirtualStatus.mnTextHeight;
476 : SetFont( mnFontID,
477 : nTextScale,
478 : maVirtualStatus.mnTextHeight,
479 : nNormalAngle + nDeltaAngle,
480 : mbTextVertical,
481 : maVirtualStatus.mbArtItalic,
482 0 : maVirtualStatus.mbArtBold );
483 :
484 0 : double nA = nTextScale * aInfo.m_nAscend / 1000.0;
485 0 : double nD = nTextScale * aInfo.m_nDescend / 1000.0;
486 0 : double fStretch = (double)maVirtualStatus.mnTextWidth / maVirtualStatus.mnTextHeight;
487 0 : if( !pGsubFlags[i] )
488 0 : nD *= fStretch;
489 :
490 0 : Point aPos( aPoint );
491 0 : switch( nDeltaAngle )
492 : {
493 : case +900:
494 0 : aPos.X() += (sal_Int32)(+nA * fCos + nD * fSin);
495 0 : aPos.Y() += (sal_Int32)(-nA * fSin + nD * fCos);
496 0 : break;
497 : case -900:
498 0 : aPos.X() += (sal_Int32)(+nA * fSin + nD * fCos);
499 0 : aPos.Y() += (sal_Int32)(-(nTextScale*fStretch - nD) * fCos);
500 0 : break;
501 : }
502 0 : drawText( aPos, pStr+i, 1, NULL );
503 0 : if( i < nLen-1 && pDeltaArray )
504 : {
505 0 : aPoint.X() = (sal_Int32)(rPoint.X() + ((double)pDeltaArray[i] * fCos));
506 0 : aPoint.Y() = (sal_Int32)(rPoint.Y() + ((double)pDeltaArray[i] * fSin));
507 : }
508 :
509 : // swap text width/height again
510 : SetFont( mnFontID,
511 : nOldHeight,
512 : nOldWidth,
513 : nNormalAngle,
514 : mbTextVertical,
515 : maVirtualStatus.mbArtItalic,
516 0 : maVirtualStatus.mbArtBold );
517 : }
518 0 : i++;
519 0 : nLastPos = i;
520 : }
521 0 : mnTextAngle = nNormalAngle;
522 0 : }
523 :
524 : void
525 0 : PrinterGfx::LicenseWarning(const Point& rPoint, const sal_Unicode* pStr,
526 : sal_Int16 nLen, const sal_Int32* pDeltaArray)
527 : {
528 : // treat it like a builtin font in case a user has that font also in the
529 : // printer. This is not so unlikely as it may seem; no print embedding
530 : // licensed fonts are often used (or so they say) in companies:
531 : // they are installed on displays and printers, but get not embedded in
532 : // they are installed on displays and printers, but get not embedded in
533 : // print files or documents because they are not licensed for use outside
534 : // the company.
535 0 : rtl::OString aMessage( "The font " );
536 0 : aMessage += rtl::OUStringToOString( mrFontMgr.getPSName(mnFontID),
537 0 : RTL_TEXTENCODING_ASCII_US );
538 0 : aMessage += " could not be downloaded\nbecause its license does not allow for that";
539 0 : PSComment( aMessage.getStr() );
540 :
541 : rtl::OString aFontName = rtl::OUStringToOString(
542 0 : mrFontMgr.getPSName(mnFontID),
543 0 : RTL_TEXTENCODING_ASCII_US);
544 0 : PSSetFont (aFontName, RTL_TEXTENCODING_ISO_8859_1);
545 :
546 0 : sal_Size nSize = 4 * nLen;
547 0 : sal_uChar* pBuffer = (sal_uChar*)alloca (nSize* sizeof(sal_uChar));
548 :
549 0 : ConverterFactory &rCvt = GetConverterFactory ();
550 0 : nSize = rCvt.Convert (pStr, nLen, pBuffer, nSize, RTL_TEXTENCODING_ISO_8859_1);
551 :
552 0 : PSMoveTo (rPoint);
553 0 : PSShowText (pBuffer, nLen, nSize, pDeltaArray);
554 0 : }
555 :
556 : void
557 0 : PrinterGfx::drawText(
558 : const Point& rPoint,
559 : const sal_Unicode* pStr,
560 : sal_Int16 nLen,
561 : const sal_Int32* pDeltaArray
562 : )
563 : {
564 0 : if (!(nLen > 0))
565 : return;
566 :
567 0 : fonttype::type eType = mrFontMgr.getFontType (mnFontID);
568 :
569 0 : if (eType == fonttype::Type1)
570 0 : PSUploadPS1Font (mnFontID);
571 :
572 0 : if ( eType == fonttype::TrueType
573 0 : && !mrFontMgr.isFontDownloadingAllowed(mnFontID))
574 : {
575 0 : LicenseWarning(rPoint, pStr, nLen, pDeltaArray);
576 : return;
577 : }
578 :
579 0 : if( mrFontMgr.getUseOnlyFontEncoding( mnFontID ) )
580 : {
581 0 : GlyphSet aGSet( mnFontID, mbTextVertical );
582 0 : aGSet.DrawText( *this, rPoint, pStr, nLen, pDeltaArray );
583 0 : return;
584 : }
585 :
586 : // search for a glyph set matching the set font
587 0 : std::list< GlyphSet >::iterator aIter;
588 0 : for (aIter = maPS3Font.begin(); aIter != maPS3Font.end(); ++aIter)
589 0 : if ( ((*aIter).GetFontID() == mnFontID)
590 0 : && ((*aIter).IsVertical() == mbTextVertical))
591 : {
592 0 : (*aIter).DrawText (*this, rPoint, pStr, nLen, pDeltaArray);
593 0 : break;
594 : }
595 :
596 : // not found ? create a new one
597 0 : if (aIter == maPS3Font.end())
598 : {
599 0 : maPS3Font.push_back (GlyphSet(mnFontID, mbTextVertical));
600 0 : maPS3Font.back().DrawText (*this, rPoint, pStr, nLen, pDeltaArray);
601 : }
602 : }
603 :
604 : int
605 0 : PrinterGfx::getCharWidth (sal_Bool b_vert, sal_Unicode n_char, CharacterMetric *p_bbox)
606 : {
607 0 : b_vert = b_vert && (getVerticalDeltaAngle(n_char) != 0);
608 0 : int w = b_vert ? p_bbox->height : p_bbox->width;
609 0 : w *= maVirtualStatus.mnTextWidth ? maVirtualStatus.mnTextWidth : maVirtualStatus.mnTextHeight;
610 0 : return w;
611 : }
612 :
613 : fontID
614 0 : PrinterGfx::getCharMetric (const Font3 &rFont, sal_Unicode n_char, CharacterMetric *p_bbox)
615 : {
616 0 : p_bbox->width = -1;
617 0 : p_bbox->height = -1;
618 :
619 0 : for (fontID n = 0; n < 3; n++)
620 : {
621 0 : fontID n_font = rFont.GetFont(n);
622 0 : if (n_font != -1)
623 0 : mrFontMgr.getMetrics( n_font, n_char, n_char, p_bbox );
624 0 : if (p_bbox->width >= 0 && p_bbox->height >= 0)
625 0 : return n_font;
626 : }
627 0 : if (n_char != '?')
628 0 : return getCharMetric (rFont, '?', p_bbox);
629 :
630 0 : return rFont.GetFont(0) != -1 ? rFont.GetFont(0) : rFont.GetFont(1);
631 : }
632 :
633 : fontID
634 0 : PrinterGfx::getFontSubstitute () const
635 : {
636 0 : if( mpFontSubstitutes )
637 : {
638 : ::boost::unordered_map< fontID, fontID >::const_iterator it =
639 0 : mpFontSubstitutes->find( mnFontID );
640 0 : if( it != mpFontSubstitutes->end() )
641 0 : return it->second;
642 : }
643 :
644 0 : return -1;
645 : }
646 :
647 : sal_Int32
648 0 : PrinterGfx::GetCharWidth (sal_Unicode nFrom, sal_Unicode nTo, long *pWidthArray)
649 : {
650 0 : Font3 aFont(*this);
651 0 : if (aFont.IsSymbolFont() && (nFrom < 256) && (nTo < 256))
652 : {
653 0 : nFrom += 0xF000;
654 0 : nTo += 0xF000;
655 : }
656 :
657 0 : for( int n = 0; n < (nTo - nFrom + 1); n++ )
658 : {
659 0 : CharacterMetric aBBox;
660 0 : getCharMetric (aFont, n + nFrom, &aBBox);
661 0 : pWidthArray[n] = getCharWidth (mbTextVertical, n + nFrom, &aBBox);
662 : }
663 :
664 : // returned metrics have postscript precision
665 0 : return 1000;
666 : }
667 :
668 0 : const ::std::list< KernPair >& PrinterGfx::getKernPairs( bool bVertical ) const
669 : {
670 : /*
671 : * Note: this is only a 80% solution: if a font is only
672 : * partially substituted in a string due to missing glyphs
673 : * the results may not be perfect; the more so the more the
674 : * substitution differs from the original metricwise. But
675 : * vcl only asks for KernPairs for each font once and NOT
676 : * in a string context this is the best we can do.
677 : * In future the kerning should be done on a per string basis.
678 : */
679 0 : fontID nFont = mnFontID;
680 0 : if( mpFontSubstitutes )
681 : {
682 : ::boost::unordered_map< fontID, fontID >::const_iterator it =
683 0 : mpFontSubstitutes->find( mnFontID );
684 0 : if( it != mpFontSubstitutes->end() )
685 0 : nFont = it->second;
686 : }
687 0 : return mrFontMgr.getKernPairs( nFont, bVertical );
688 : }
689 :
690 : /*
691 : * spool the converted truetype fonts to the page header after the page body is
692 : * complete
693 : * for Type1 fonts spool additional reencoding vectors that are necessary to access the
694 : * whole font
695 : */
696 :
697 : void
698 0 : PrinterGfx::OnEndPage ()
699 : {
700 0 : }
701 :
702 : void
703 0 : PrinterGfx::OnEndJob ()
704 : {
705 0 : maPS3Font.clear();
706 0 : maPS1Font.clear();
707 0 : }
708 :
709 : void
710 0 : PrinterGfx::writeResources( osl::File* pFile, std::list< rtl::OString >& rSuppliedFonts, std::list< rtl::OString >& rNeededFonts )
711 : {
712 : // write all type 1 fonts
713 0 : std::list< sal_Int32 >::iterator aFont;
714 : // already in the document header ?
715 0 : for (aFont = maPS1Font.begin(); aFont != maPS1Font.end(); ++aFont)
716 : {
717 0 : const rtl::OString& rSysPath (mrFontMgr.getFontFileSysPath(*aFont) );
718 0 : rtl::OUString aUNCPath;
719 0 : osl::File::getFileURLFromSystemPath (OStringToOUString (rSysPath, osl_getThreadTextEncoding()), aUNCPath);
720 0 : osl::File aFontFile (aUNCPath);
721 :
722 : // provide the pfb or pfa font as a (pfa-)font resource
723 : rtl::OString aPostScriptName =
724 0 : rtl::OUStringToOString ( mrFontMgr.getPSName(*aFont),
725 0 : RTL_TEXTENCODING_ASCII_US );
726 :
727 0 : WritePS (pFile, "%%BeginResource: font ");
728 0 : WritePS (pFile, aPostScriptName.getStr());
729 0 : WritePS (pFile, "\n");
730 :
731 0 : osl::File::RC nError = aFontFile.open(osl_File_OpenFlag_Read);
732 0 : if (nError == osl::File::E_None)
733 : {
734 0 : convertPfbToPfa (aFontFile, *pFile);
735 0 : aFontFile.close ();
736 :
737 0 : char lastchar = '\n';
738 :
739 0 : if (pFile->setPos(osl_Pos_Current, -1) == osl::FileBase::E_None)
740 : {
741 0 : sal_uInt64 uBytes(1);
742 0 : pFile->read((void *)(&lastchar), uBytes, uBytes);
743 : }
744 :
745 0 : if (lastchar != '\n')
746 0 : WritePS (pFile, "\n");
747 : }
748 0 : WritePS (pFile, "%%EndResource\n");
749 0 : rSuppliedFonts.push_back( aPostScriptName );
750 0 : }
751 :
752 : // write glyphsets and reencodings
753 0 : std::list< GlyphSet >::iterator aIter;
754 0 : for (aIter = maPS3Font.begin(); aIter != maPS3Font.end(); ++aIter)
755 : {
756 0 : if (aIter->GetFontType() == fonttype::TrueType)
757 : {
758 0 : aIter->PSUploadFont (*pFile, *this, mbUploadPS42Fonts ? true : false, rSuppliedFonts );
759 : }
760 : else
761 : // ( aIter->GetFontType() == fonttype::Type1
762 : // || aIter->GetFontType() == fonttype::Builtin )
763 : {
764 0 : aIter->PSUploadEncoding (pFile, *this);
765 0 : if( aIter->GetFontType() == fonttype::Builtin )
766 : rNeededFonts.push_back(
767 : rtl::OUStringToOString(
768 0 : mrFontMgr.getPSName( aIter->GetFontID() ),
769 0 : RTL_TEXTENCODING_ASCII_US ) );
770 : }
771 : }
772 0 : }
773 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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