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