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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 : #include <sal/types.h>
21 :
22 : #include <string.h>
23 : #include <stdio.h>
24 : #include <math.h>
25 : #include <unistd.h>
26 : #include <fcntl.h>
27 : #include <fontconfig/fontconfig.h>
28 : #include <sys/mman.h>
29 : #include <sys/stat.h>
30 : #include <sys/types.h>
31 :
32 : #include <basegfx/polygon/b2dpolypolygon.hxx>
33 : #include <boost/unordered_set.hpp>
34 : #include <i18nlangtag/mslangid.hxx>
35 : #include <osl/file.hxx>
36 : #include <osl/module.hxx>
37 : #include <rtl/tencinfo.h>
38 : #include <sal/alloca.h>
39 : #include <tools/debug.hxx>
40 : #include <tools/stream.hxx>
41 : #include <vcl/settings.hxx>
42 : #include <vcl/sysdata.hxx>
43 : #include <vcl/jobdata.hxx>
44 : #include <vcl/printerinfomanager.hxx>
45 : #include <vcl/svapp.hxx>
46 : #include <vcl/metric.hxx>
47 :
48 : #include "fontmanager.hxx"
49 : #include "impfont.hxx"
50 : #include "gcach_xpeer.hxx"
51 : #include "generic/genpspgraphics.h"
52 : #include "generic/printergfx.hxx"
53 : #include "outdev.h"
54 : #include "PhysicalFontCollection.hxx"
55 : #include "PhysicalFontFace.hxx"
56 : #include "salframe.hxx"
57 : #include "unx/saldata.hxx"
58 : #include "unx/saldisp.hxx"
59 : #include "unx/salgdi.h"
60 : #include "unx/salunx.h"
61 : #include "unx/salvd.h"
62 : #include "xrender_peer.hxx"
63 :
64 : #include <config_graphite.h>
65 : #if ENABLE_GRAPHITE
66 : #include <graphite_layout.hxx>
67 : #include <graphite_serverfont.hxx>
68 : #endif
69 :
70 : #include <cairo.h>
71 : #include <cairo-ft.h>
72 : #include <cairo-xlib.h>
73 : #include <cairo-xlib-xrender.h>
74 :
75 : struct BOX
76 : {
77 : short x1, x2, y1, y2;
78 : };
79 : struct _XRegion
80 : {
81 : long size;
82 : long numRects;
83 : BOX *rects;
84 : BOX extents;
85 : };
86 :
87 : // X11SalGraphics
88 :
89 : GC
90 0 : X11SalGraphics::GetFontGC()
91 : {
92 0 : Display *pDisplay = GetXDisplay();
93 :
94 0 : if( !pFontGC_ )
95 : {
96 : XGCValues values;
97 0 : values.subwindow_mode = ClipByChildren;
98 0 : values.fill_rule = EvenOddRule; // Pict import/ Gradient
99 0 : values.graphics_exposures = False;
100 0 : values.foreground = nTextPixel_;
101 : pFontGC_ = XCreateGC( pDisplay, hDrawable_,
102 : GCSubwindowMode | GCFillRule
103 : | GCGraphicsExposures | GCForeground,
104 0 : &values );
105 : }
106 0 : if( !bFontGC_ )
107 : {
108 0 : XSetForeground( pDisplay, pFontGC_, nTextPixel_ );
109 0 : SetClipRegion( pFontGC_ );
110 0 : bFontGC_ = true;
111 : }
112 :
113 0 : return pFontGC_;
114 : }
115 :
116 0 : bool X11SalGraphics::setFont( const FontSelectPattern *pEntry, int nFallbackLevel )
117 : {
118 : // release all no longer needed font resources
119 0 : for( int i = nFallbackLevel; i < MAX_FALLBACK; ++i )
120 : {
121 0 : if( mpServerFont[i] != NULL )
122 : {
123 : // old server side font is no longer referenced
124 0 : GlyphCache::GetInstance().UncacheFont( *mpServerFont[i] );
125 0 : mpServerFont[i] = NULL;
126 : }
127 : }
128 :
129 : // return early if there is no new font
130 0 : if( !pEntry )
131 0 : return false;
132 :
133 : // return early if this is not a valid font for this graphics
134 0 : if( !pEntry->mpFontData )
135 0 : return false;
136 :
137 : // handle the request for a non-native X11-font => use the GlyphCache
138 0 : ServerFont* pServerFont = GlyphCache::GetInstance().CacheFont( *pEntry );
139 0 : if( pServerFont != NULL )
140 : {
141 : // ignore fonts with e.g. corrupted font files
142 0 : if( !pServerFont->TestFont() )
143 : {
144 0 : GlyphCache::GetInstance().UncacheFont( *pServerFont );
145 0 : return false;
146 : }
147 :
148 : // register to use the font
149 0 : mpServerFont[ nFallbackLevel ] = pServerFont;
150 :
151 : // apply font specific-hint settings if needed
152 : // TODO: also disable it for reference devices
153 0 : if( !bPrinter_ )
154 : {
155 0 : ImplServerFontEntry* pSFE = static_cast<ImplServerFontEntry*>( pEntry->mpFontEntry );
156 0 : pSFE->HandleFontOptions();
157 : }
158 :
159 0 : return true;
160 : }
161 :
162 0 : return false;
163 : }
164 :
165 : ImplFontOptions* GetFCFontOptions( const ImplFontAttributes& rFontAttributes, int nSize);
166 :
167 0 : void ImplServerFontEntry::HandleFontOptions( void )
168 : {
169 0 : if( !mpServerFont )
170 0 : return;
171 0 : if( !mbGotFontOptions )
172 : {
173 : // get and cache the font options
174 0 : mbGotFontOptions = true;
175 : mpFontOptions.reset(GetFCFontOptions( *maFontSelData.mpFontData,
176 0 : maFontSelData.mnHeight ));
177 : }
178 : // apply the font options
179 0 : mpServerFont->SetFontOptions( mpFontOptions );
180 : }
181 :
182 0 : CairoFontsCache::LRUFonts CairoFontsCache::maLRUFonts;
183 : int CairoFontsCache::mnRefCount = 0;
184 :
185 0 : CairoFontsCache::CairoFontsCache()
186 : {
187 0 : ++mnRefCount;
188 0 : }
189 :
190 0 : CairoFontsCache::~CairoFontsCache()
191 : {
192 0 : --mnRefCount;
193 0 : if (!mnRefCount && !maLRUFonts.empty())
194 : {
195 0 : LRUFonts::iterator aEnd = maLRUFonts.end();
196 0 : for (LRUFonts::iterator aI = maLRUFonts.begin(); aI != aEnd; ++aI)
197 0 : cairo_font_face_destroy((cairo_font_face_t*)aI->first);
198 : }
199 0 : }
200 :
201 0 : void CairoFontsCache::CacheFont(void *pFont, const CairoFontsCache::CacheId &rId)
202 : {
203 0 : maLRUFonts.push_front( std::pair<void*, CairoFontsCache::CacheId>(pFont, rId) );
204 0 : if (maLRUFonts.size() > 8)
205 : {
206 0 : cairo_font_face_destroy((cairo_font_face_t*)maLRUFonts.back().first);
207 0 : maLRUFonts.pop_back();
208 : }
209 0 : }
210 :
211 0 : void* CairoFontsCache::FindCachedFont(const CairoFontsCache::CacheId &rId)
212 : {
213 0 : LRUFonts::iterator aEnd = maLRUFonts.end();
214 0 : for (LRUFonts::iterator aI = maLRUFonts.begin(); aI != aEnd; ++aI)
215 0 : if (aI->second == rId)
216 0 : return aI->first;
217 0 : return NULL;
218 : }
219 :
220 : namespace
221 : {
222 0 : bool hasRotation(int nRotation)
223 : {
224 0 : return nRotation != 0;
225 : }
226 :
227 0 : double toRadian(int nDegree10th)
228 : {
229 0 : return (3600 - (nDegree10th)) * M_PI / 1800.0;
230 : }
231 : }
232 :
233 0 : void X11SalGraphics::DrawServerFontLayout( const ServerFontLayout& rLayout )
234 : {
235 0 : std::vector<cairo_glyph_t> cairo_glyphs;
236 0 : std::vector<int> glyph_extrarotation;
237 0 : cairo_glyphs.reserve( 256 );
238 :
239 0 : Point aPos;
240 : sal_GlyphId aGlyphId;
241 0 : for( int nStart = 0; rLayout.GetNextGlyphs( 1, &aGlyphId, aPos, nStart ); )
242 : {
243 : cairo_glyph_t aGlyph;
244 0 : aGlyph.index = aGlyphId & GF_IDXMASK;
245 0 : aGlyph.x = aPos.X();
246 0 : aGlyph.y = aPos.Y();
247 0 : cairo_glyphs.push_back(aGlyph);
248 :
249 0 : switch (aGlyphId & GF_ROTMASK)
250 : {
251 : case GF_ROTL: // left
252 0 : glyph_extrarotation.push_back(1);
253 0 : break;
254 : case GF_ROTR: // right
255 0 : glyph_extrarotation.push_back(-1);
256 0 : break;
257 : default:
258 0 : glyph_extrarotation.push_back(0);
259 0 : break;
260 : }
261 : }
262 :
263 0 : if (cairo_glyphs.empty())
264 0 : return;
265 :
266 : // find a XRenderPictFormat compatible with the Drawable
267 0 : XRenderPictFormat* pVisualFormat = GetXRenderFormat();
268 :
269 0 : Display* pDisplay = GetXDisplay();
270 :
271 : cairo_surface_t *surface;
272 :
273 0 : if (pVisualFormat)
274 : {
275 : surface = cairo_xlib_surface_create_with_xrender_format (
276 : pDisplay, hDrawable_,
277 0 : ScreenOfDisplay(pDisplay, m_nXScreen.getXScreen()),
278 0 : pVisualFormat, SAL_MAX_INT16, SAL_MAX_INT16);
279 : }
280 : else
281 : {
282 : surface = cairo_xlib_surface_create(pDisplay, hDrawable_,
283 0 : GetVisual().visual, SAL_MAX_INT16, SAL_MAX_INT16);
284 : }
285 :
286 : DBG_ASSERT( surface!=NULL, "no cairo surface for text" );
287 0 : if( !surface )
288 0 : return;
289 :
290 : /*
291 : * It might be ideal to cache surface and cairo context between calls and
292 : * only destroy it when the drawable changes, but to do that we need to at
293 : * least change the SalFrame etc impls to dtor the SalGraphics *before* the
294 : * destruction of the windows they reference
295 : */
296 0 : cairo_t *cr = cairo_create(surface);
297 0 : cairo_surface_destroy(surface);
298 :
299 0 : if (const void *pOptions = Application::GetSettings().GetStyleSettings().GetCairoFontOptions())
300 0 : cairo_set_font_options(cr, static_cast<const cairo_font_options_t*>(pOptions));
301 :
302 0 : if( mpClipRegion && !XEmptyRegion( mpClipRegion ) )
303 : {
304 0 : for (long i = 0; i < mpClipRegion->numRects; ++i)
305 : {
306 : cairo_rectangle(cr,
307 0 : mpClipRegion->rects[i].x1,
308 0 : mpClipRegion->rects[i].y1,
309 0 : mpClipRegion->rects[i].x2 - mpClipRegion->rects[i].x1,
310 0 : mpClipRegion->rects[i].y2 - mpClipRegion->rects[i].y1);
311 : }
312 0 : cairo_clip(cr);
313 : }
314 :
315 : cairo_set_source_rgb(cr,
316 0 : SALCOLOR_RED(nTextColor_)/255.0,
317 0 : SALCOLOR_GREEN(nTextColor_)/255.0,
318 0 : SALCOLOR_BLUE(nTextColor_)/255.0);
319 :
320 0 : ServerFont& rFont = rLayout.GetServerFont();
321 :
322 0 : FT_Face aFace = rFont.GetFtFace();
323 : CairoFontsCache::CacheId aId;
324 0 : aId.maFace = aFace;
325 0 : aId.mpOptions = rFont.GetFontOptions().get();
326 0 : aId.mbEmbolden = rFont.NeedsArtificialBold();
327 :
328 : cairo_matrix_t m;
329 0 : const FontSelectPattern& rFSD = rFont.GetFontSelData();
330 0 : int nHeight = rFSD.mnHeight;
331 0 : int nWidth = rFSD.mnWidth ? rFSD.mnWidth : nHeight;
332 :
333 0 : std::vector<int>::const_iterator aEnd = glyph_extrarotation.end();
334 0 : std::vector<int>::const_iterator aStart = glyph_extrarotation.begin();
335 0 : std::vector<int>::const_iterator aI = aStart;
336 0 : while (aI != aEnd)
337 : {
338 0 : int nGlyphRotation = *aI;
339 :
340 0 : std::vector<int>::const_iterator aNext = std::find_if(aI+1, aEnd, hasRotation);
341 :
342 0 : size_t nStartIndex = std::distance(aStart, aI);
343 0 : size_t nLen = std::distance(aI, aNext);
344 :
345 0 : aId.mbVerticalMetrics = nGlyphRotation != 0.0;
346 0 : cairo_font_face_t* font_face = (cairo_font_face_t*)CairoFontsCache::FindCachedFont(aId);
347 0 : if (!font_face)
348 : {
349 0 : const ImplFontOptions *pOptions = rFont.GetFontOptions().get();
350 0 : void *pPattern = pOptions ? pOptions->GetPattern(aFace, aId.mbEmbolden, aId.mbVerticalMetrics) : NULL;
351 0 : if (pPattern)
352 0 : font_face = cairo_ft_font_face_create_for_pattern(reinterpret_cast<FcPattern*>(pPattern));
353 0 : if (!font_face)
354 0 : font_face = cairo_ft_font_face_create_for_ft_face(reinterpret_cast<FT_Face>(aFace), rFont.GetLoadFlags());
355 0 : CairoFontsCache::CacheFont(font_face, aId);
356 : }
357 0 : cairo_set_font_face(cr, font_face);
358 :
359 0 : cairo_set_font_size(cr, nHeight);
360 :
361 0 : cairo_matrix_init_identity(&m);
362 :
363 0 : if (rLayout.GetOrientation())
364 0 : cairo_matrix_rotate(&m, toRadian(rLayout.GetOrientation()));
365 :
366 0 : cairo_matrix_scale(&m, nWidth, nHeight);
367 :
368 0 : if (nGlyphRotation)
369 : {
370 0 : cairo_matrix_rotate(&m, toRadian(nGlyphRotation*900));
371 :
372 : cairo_matrix_t em_square;
373 0 : cairo_matrix_init_identity(&em_square);
374 0 : cairo_get_matrix(cr, &em_square);
375 :
376 : cairo_matrix_scale(&em_square, aFace->units_per_EM,
377 0 : aFace->units_per_EM);
378 0 : cairo_set_matrix(cr, &em_square);
379 :
380 : cairo_font_extents_t font_extents;
381 0 : cairo_font_extents(cr, &font_extents);
382 :
383 0 : cairo_matrix_init_identity(&em_square);
384 0 : cairo_set_matrix(cr, &em_square);
385 :
386 : //gives the same positions as pre-cairo conversion, but I don't
387 : //like them
388 0 : double xdiff = 0.0;
389 0 : double ydiff = 0.0;
390 0 : if (nGlyphRotation == 1)
391 : {
392 0 : ydiff = font_extents.ascent/nHeight;
393 0 : xdiff = -font_extents.descent/nHeight;
394 : }
395 0 : else if (nGlyphRotation == -1)
396 : {
397 : cairo_text_extents_t text_extents;
398 0 : cairo_glyph_extents(cr, &cairo_glyphs[nStartIndex], nLen,
399 0 : &text_extents);
400 :
401 0 : xdiff = -text_extents.x_advance/nHeight;
402 : //to restore an apparent bug in the original X11 impl, replace
403 : //nHeight with nWidth below
404 0 : xdiff += font_extents.descent/nHeight;
405 : }
406 0 : cairo_matrix_translate(&m, xdiff, ydiff);
407 : }
408 :
409 0 : if (rFont.NeedsArtificialItalic())
410 : {
411 : cairo_matrix_t shear;
412 0 : cairo_matrix_init_identity(&shear);
413 0 : shear.xy = -shear.xx * 0x6000L / 0x10000L;
414 0 : cairo_matrix_multiply(&m, &shear, &m);
415 : }
416 :
417 0 : cairo_set_font_matrix(cr, &m);
418 0 : cairo_show_glyphs(cr, &cairo_glyphs[nStartIndex], nLen);
419 :
420 : #if OSL_DEBUG_LEVEL > 2
421 : //draw origin
422 : cairo_save (cr);
423 : cairo_rectangle (cr, cairo_glyphs[nStartIndex].x, cairo_glyphs[nStartIndex].y, 5, 5);
424 : cairo_set_source_rgba (cr, 1, 0, 0, 0.80);
425 : cairo_fill (cr);
426 : cairo_restore (cr);
427 : #endif
428 :
429 0 : aI = aNext;
430 : }
431 :
432 0 : cairo_destroy(cr);
433 : }
434 :
435 0 : const FontCharMapPtr X11SalGraphics::GetFontCharMap() const
436 : {
437 0 : if( !mpServerFont[0] )
438 0 : return NULL;
439 :
440 0 : const FontCharMapPtr pFCMap = mpServerFont[0]->GetFontCharMap();
441 0 : return pFCMap;
442 : }
443 :
444 0 : bool X11SalGraphics::GetFontCapabilities(vcl::FontCapabilities &rGetImplFontCapabilities) const
445 : {
446 0 : if (!mpServerFont[0])
447 0 : return false;
448 0 : return mpServerFont[0]->GetFontCapabilities(rGetImplFontCapabilities);
449 : }
450 :
451 : // SalGraphics
452 :
453 0 : sal_uInt16 X11SalGraphics::SetFont( FontSelectPattern *pEntry, int nFallbackLevel )
454 : {
455 0 : sal_uInt16 nRetVal = 0;
456 0 : if( !setFont( pEntry, nFallbackLevel ) )
457 0 : nRetVal |= SAL_SETFONT_BADFONT;
458 0 : if( bPrinter_ || (mpServerFont[ nFallbackLevel ] != NULL) )
459 0 : nRetVal |= SAL_SETFONT_USEDRAWTEXTARRAY;
460 0 : return nRetVal;
461 : }
462 :
463 : void
464 0 : X11SalGraphics::SetTextColor( SalColor nSalColor )
465 : {
466 0 : if( nTextColor_ != nSalColor )
467 : {
468 0 : nTextColor_ = nSalColor;
469 0 : nTextPixel_ = GetPixel( nSalColor );
470 0 : bFontGC_ = false;
471 : }
472 0 : }
473 :
474 0 : bool X11SalGraphics::AddTempDevFont( PhysicalFontCollection* pFontCollection,
475 : const OUString& rFileURL,
476 : const OUString& rFontName )
477 : {
478 : // inform PSP font manager
479 0 : OUString aUSystemPath;
480 0 : OSL_VERIFY( !osl::FileBase::getSystemPathFromFileURL( rFileURL, aUSystemPath ) );
481 0 : rtl_TextEncoding aEncoding = osl_getThreadTextEncoding();
482 0 : OString aOFileName( OUStringToOString( aUSystemPath, aEncoding ) );
483 0 : psp::PrintFontManager& rMgr = psp::PrintFontManager::get();
484 0 : std::vector<psp::fontID> aFontIds = rMgr.addFontFile( aOFileName );
485 0 : if( aFontIds.empty() )
486 0 : return false;
487 :
488 0 : GlyphCache& rGC = X11GlyphCache::GetInstance();
489 :
490 0 : for (std::vector<psp::fontID>::iterator aI = aFontIds.begin(), aEnd = aFontIds.end(); aI != aEnd; ++aI)
491 : {
492 : // prepare font data
493 0 : psp::FastPrintFontInfo aInfo;
494 0 : rMgr.getFontFastInfo( *aI, aInfo );
495 0 : aInfo.m_aFamilyName = rFontName;
496 :
497 : // inform glyph cache of new font
498 0 : ImplDevFontAttributes aDFA = GenPspGraphics::Info2DevFontAttributes( aInfo );
499 0 : aDFA.mnQuality += 5800;
500 :
501 0 : int nFaceNum = rMgr.getFontFaceNumber( aInfo.m_nID );
502 :
503 0 : const OString& rFileName = rMgr.getFontFileSysPath( aInfo.m_nID );
504 0 : rGC.AddFontFile( rFileName, nFaceNum, aInfo.m_nID, aDFA );
505 0 : }
506 :
507 : // announce new font to device's font list
508 0 : rGC.AnnounceFonts( pFontCollection );
509 0 : return true;
510 : }
511 :
512 0 : void X11SalGraphics::ClearDevFontCache()
513 : {
514 0 : X11GlyphCache& rGC = X11GlyphCache::GetInstance();
515 0 : rGC.ClearFontCache();
516 0 : }
517 :
518 0 : void X11SalGraphics::GetDevFontList( PhysicalFontCollection* pFontCollection )
519 : {
520 : // prepare the GlyphCache using psprint's font infos
521 0 : X11GlyphCache& rGC = X11GlyphCache::GetInstance();
522 :
523 0 : psp::PrintFontManager& rMgr = psp::PrintFontManager::get();
524 0 : ::std::list< psp::fontID > aList;
525 0 : ::std::list< psp::fontID >::iterator it;
526 0 : psp::FastPrintFontInfo aInfo;
527 0 : rMgr.getFontList( aList );
528 0 : for( it = aList.begin(); it != aList.end(); ++it )
529 : {
530 0 : if( !rMgr.getFontFastInfo( *it, aInfo ) )
531 0 : continue;
532 :
533 : // normalize face number to the GlyphCache
534 0 : int nFaceNum = rMgr.getFontFaceNumber( aInfo.m_nID );
535 :
536 : // inform GlyphCache about this font provided by the PsPrint subsystem
537 0 : ImplDevFontAttributes aDFA = GenPspGraphics::Info2DevFontAttributes( aInfo );
538 0 : aDFA.mnQuality += 4096;
539 0 : const OString& rFileName = rMgr.getFontFileSysPath( aInfo.m_nID );
540 0 : rGC.AddFontFile( rFileName, nFaceNum, aInfo.m_nID, aDFA );
541 0 : }
542 :
543 : // announce glyphcache fonts
544 0 : rGC.AnnounceFonts( pFontCollection );
545 :
546 : // register platform specific font substitutions if available
547 0 : SalGenericInstance::RegisterFontSubstitutors( pFontCollection );
548 :
549 0 : ImplGetSVData()->maGDIData.mbNativeFontConfig = true;
550 0 : }
551 :
552 0 : void cairosubcallback(void* pPattern)
553 : {
554 0 : const StyleSettings& rStyleSettings = Application::GetSettings().GetStyleSettings();
555 0 : const void* pFontOptions = rStyleSettings.GetCairoFontOptions();
556 0 : if( !pFontOptions )
557 0 : return;
558 : cairo_ft_font_options_substitute(static_cast<const cairo_font_options_t*>(pFontOptions),
559 0 : static_cast<FcPattern*>(pPattern));
560 : }
561 :
562 0 : ImplFontOptions* GetFCFontOptions( const ImplFontAttributes& rFontAttributes, int nSize)
563 : {
564 0 : psp::FastPrintFontInfo aInfo;
565 :
566 0 : aInfo.m_aFamilyName = rFontAttributes.GetFamilyName();
567 0 : aInfo.m_eItalic = rFontAttributes.GetSlant();
568 0 : aInfo.m_eWeight = rFontAttributes.GetWeight();
569 0 : aInfo.m_eWidth = rFontAttributes.GetWidthType();
570 :
571 0 : const psp::PrintFontManager& rPFM = psp::PrintFontManager::get();
572 0 : return rPFM.getFontOptions(aInfo, nSize, cairosubcallback);
573 : }
574 :
575 : void
576 0 : X11SalGraphics::GetFontMetric( ImplFontMetricData *pMetric, int nFallbackLevel )
577 : {
578 0 : if( nFallbackLevel >= MAX_FALLBACK )
579 0 : return;
580 :
581 0 : if( mpServerFont[nFallbackLevel] != NULL )
582 : {
583 : long rDummyFactor;
584 0 : mpServerFont[nFallbackLevel]->FetchFontMetric( *pMetric, rDummyFactor );
585 : }
586 : }
587 :
588 0 : bool X11SalGraphics::GetGlyphBoundRect( sal_GlyphId aGlyphId, Rectangle& rRect )
589 : {
590 0 : const int nLevel = aGlyphId >> GF_FONTSHIFT;
591 0 : if( nLevel >= MAX_FALLBACK )
592 0 : return false;
593 :
594 0 : ServerFont* pSF = mpServerFont[ nLevel ];
595 0 : if( !pSF )
596 0 : return false;
597 :
598 0 : aGlyphId &= GF_IDXMASK;
599 0 : const GlyphMetric& rGM = pSF->GetGlyphMetric(aGlyphId);
600 0 : Rectangle aRect( rGM.GetOffset(), rGM.GetSize() );
601 :
602 0 : if ( pSF->mnCos != 0x10000 && pSF->mnSin != 0 )
603 : {
604 0 : double nCos = pSF->mnCos / 65536.0;
605 0 : double nSin = pSF->mnSin / 65536.0;
606 0 : rRect.Left() = nCos*aRect.Left() + nSin*aRect.Top();
607 0 : rRect.Top() = -nSin*aRect.Left() - nCos*aRect.Top();
608 :
609 0 : rRect.Right() = nCos*aRect.Right() + nSin*aRect.Bottom();
610 0 : rRect.Bottom() = -nSin*aRect.Right() - nCos*aRect.Bottom();
611 : }
612 : else
613 0 : rRect = aRect;
614 :
615 0 : return true;
616 : }
617 :
618 0 : bool X11SalGraphics::GetGlyphOutline( sal_GlyphId aGlyphId,
619 : ::basegfx::B2DPolyPolygon& rPolyPoly )
620 : {
621 0 : const int nLevel = aGlyphId >> GF_FONTSHIFT;
622 0 : if( nLevel >= MAX_FALLBACK )
623 0 : return false;
624 :
625 0 : ServerFont* pSF = mpServerFont[ nLevel ];
626 0 : if( !pSF )
627 0 : return false;
628 :
629 0 : aGlyphId &= GF_IDXMASK;
630 0 : if( pSF->GetGlyphOutline( aGlyphId, rPolyPoly ) )
631 0 : return true;
632 :
633 0 : return false;
634 : }
635 :
636 0 : SalLayout* X11SalGraphics::GetTextLayout( ImplLayoutArgs& rArgs, int nFallbackLevel )
637 : {
638 0 : SalLayout* pLayout = NULL;
639 :
640 0 : if( mpServerFont[ nFallbackLevel ]
641 0 : && !(rArgs.mnFlags & SAL_LAYOUT_DISABLE_GLYPH_PROCESSING) )
642 : {
643 : #if ENABLE_GRAPHITE
644 : // Is this a Graphite font?
645 0 : if (!bDisableGraphite_ &&
646 0 : GraphiteServerFontLayout::IsGraphiteEnabledFont(*mpServerFont[nFallbackLevel]))
647 : {
648 0 : pLayout = new GraphiteServerFontLayout(*mpServerFont[nFallbackLevel]);
649 : }
650 : else
651 : #endif
652 0 : pLayout = new ServerFontLayout( *mpServerFont[ nFallbackLevel ] );
653 : }
654 :
655 0 : return pLayout;
656 : }
657 :
658 0 : SystemFontData X11SalGraphics::GetSysFontData( int nFallbacklevel ) const
659 : {
660 0 : SystemFontData aSysFontData;
661 0 : aSysFontData.nSize = sizeof( SystemFontData );
662 0 : aSysFontData.nFontId = 0;
663 :
664 0 : if (nFallbacklevel >= MAX_FALLBACK) nFallbacklevel = MAX_FALLBACK - 1;
665 0 : if (nFallbacklevel < 0 ) nFallbacklevel = 0;
666 :
667 0 : if (mpServerFont[nFallbacklevel] != NULL)
668 : {
669 0 : ServerFont* rFont = mpServerFont[nFallbacklevel];
670 0 : aSysFontData.nFontId = rFont->GetFtFace();
671 0 : aSysFontData.nFontFlags = rFont->GetLoadFlags();
672 0 : aSysFontData.bFakeBold = rFont->NeedsArtificialBold();
673 0 : aSysFontData.bFakeItalic = rFont->NeedsArtificialItalic();
674 0 : aSysFontData.bAntialias = rFont->GetAntialiasAdvice();
675 0 : aSysFontData.bVerticalCharacterType = rFont->GetFontSelData().mbVertical;
676 : }
677 :
678 0 : return aSysFontData;
679 : }
680 :
681 0 : bool X11SalGraphics::CreateFontSubset(
682 : const OUString& rToFile,
683 : const PhysicalFontFace* pFont,
684 : sal_GlyphId* pGlyphIds,
685 : sal_uInt8* pEncoding,
686 : sal_Int32* pWidths,
687 : int nGlyphCount,
688 : FontSubsetInfo& rInfo
689 : )
690 : {
691 : // in this context the pFont->GetFontId() is a valid PSP
692 : // font since they are the only ones left after the PDF
693 : // export has filtered its list of subsettable fonts (for
694 : // which this method was created). The correct way would
695 : // be to have the GlyphCache search for the PhysicalFontFace pFont
696 0 : psp::fontID aFont = pFont->GetFontId();
697 :
698 0 : psp::PrintFontManager& rMgr = psp::PrintFontManager::get();
699 : bool bSuccess = rMgr.createFontSubset( rInfo,
700 : aFont,
701 : rToFile,
702 : pGlyphIds,
703 : pEncoding,
704 : pWidths,
705 0 : nGlyphCount );
706 0 : return bSuccess;
707 : }
708 :
709 0 : const void* X11SalGraphics::GetEmbedFontData( const PhysicalFontFace* pFont, const sal_Ucs* pUnicodes, sal_Int32* pWidths, FontSubsetInfo& rInfo, long* pDataLen )
710 : {
711 : // in this context the pFont->GetFontId() is a valid PSP
712 : // font since they are the only ones left after the PDF
713 : // export has filtered its list of subsettable fonts (for
714 : // which this method was created). The correct way would
715 : // be to have the GlyphCache search for the PhysicalFontFace pFont
716 0 : psp::fontID aFont = pFont->GetFontId();
717 0 : return GenPspGraphics::DoGetEmbedFontData( aFont, pUnicodes, pWidths, rInfo, pDataLen );
718 : }
719 :
720 0 : void X11SalGraphics::FreeEmbedFontData( const void* pData, long nLen )
721 : {
722 0 : GenPspGraphics::DoFreeEmbedFontData( pData, nLen );
723 0 : }
724 :
725 0 : const Ucs2SIntMap* X11SalGraphics::GetFontEncodingVector( const PhysicalFontFace* pFont, const Ucs2OStrMap** pNonEncoded )
726 : {
727 : // in this context the pFont->GetFontId() is a valid PSP
728 : // font since they are the only ones left after the PDF
729 : // export has filtered its list of subsettable fonts (for
730 : // which this method was created). The correct way would
731 : // be to have the GlyphCache search for the PhysicalFontFace pFont
732 0 : psp::fontID aFont = pFont->GetFontId();
733 0 : return GenPspGraphics::DoGetFontEncodingVector( aFont, pNonEncoded );
734 : }
735 :
736 0 : void X11SalGraphics::GetGlyphWidths( const PhysicalFontFace* pFont,
737 : bool bVertical,
738 : Int32Vector& rWidths,
739 : Ucs2UIntMap& rUnicodeEnc )
740 : {
741 : // in this context the pFont->GetFontId() is a valid PSP
742 : // font since they are the only ones left after the PDF
743 : // export has filtered its list of subsettable fonts (for
744 : // which this method was created). The correct way would
745 : // be to have the GlyphCache search for the PhysicalFontFace pFont
746 0 : psp::fontID aFont = pFont->GetFontId();
747 0 : GenPspGraphics::DoGetGlyphWidths( aFont, bVertical, rWidths, rUnicodeEnc );
748 0 : }
749 :
750 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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