File: | home/maarten/src/libreoffice/core/include/rtl/ref.hxx |
Warning: | line 192, column 9 Use of memory after it is freed |
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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 | |||||||||
21 | #include <unotools/configmgr.hxx> | ||||||||
22 | #include <vcl/gdimtf.hxx> | ||||||||
23 | #include <vcl/metaact.hxx> | ||||||||
24 | #include <vcl/virdev.hxx> | ||||||||
25 | #include <tools/poly.hxx> | ||||||||
26 | #include "dxf2mtf.hxx" | ||||||||
27 | |||||||||
28 | #include <math.h> | ||||||||
29 | |||||||||
30 | |||||||||
31 | sal_uInt64 DXF2GDIMetaFile::CountEntities(const DXFEntities & rEntities) | ||||||||
32 | { | ||||||||
33 | const DXFBasicEntity * pBE; | ||||||||
34 | sal_uInt64 nRes; | ||||||||
35 | |||||||||
36 | nRes=0; | ||||||||
37 | for (pBE=rEntities.pFirst; pBE!=nullptr; pBE=pBE->pSucc) nRes++; | ||||||||
38 | return nRes; | ||||||||
39 | } | ||||||||
40 | |||||||||
41 | Color DXF2GDIMetaFile::ConvertColor(sal_uInt8 nColor) | ||||||||
42 | { | ||||||||
43 | return Color( | ||||||||
44 | pDXF->aPalette.GetRed( nColor ), | ||||||||
45 | pDXF->aPalette.GetGreen( nColor ), | ||||||||
46 | pDXF->aPalette.GetBlue( nColor ) ); | ||||||||
47 | } | ||||||||
48 | |||||||||
49 | long DXF2GDIMetaFile::GetEntityColor(const DXFBasicEntity & rE) | ||||||||
50 | { | ||||||||
51 | long nColor; | ||||||||
52 | |||||||||
53 | nColor=rE.nColor; | ||||||||
54 | if (nColor==256) { | ||||||||
55 | if (rE.m_sLayer.getLength() < 2) { | ||||||||
56 | nColor=nParentLayerColor; | ||||||||
57 | } else { | ||||||||
58 | const DXFLayer * pLayer=pDXF->aTables.SearchLayer(rE.m_sLayer); | ||||||||
59 | if (pLayer!=nullptr) nColor=pLayer->nColor; | ||||||||
60 | else nColor=nParentLayerColor; | ||||||||
61 | } | ||||||||
62 | } | ||||||||
63 | else if (nColor==0) nColor=nBlockColor; | ||||||||
64 | return nColor; | ||||||||
65 | } | ||||||||
66 | |||||||||
67 | DXFLineInfo DXF2GDIMetaFile::LTypeToDXFLineInfo(OString const& rLineType) | ||||||||
68 | { | ||||||||
69 | const DXFLType * pLT; | ||||||||
70 | DXFLineInfo aDXFLineInfo; | ||||||||
71 | |||||||||
72 | pLT = pDXF->aTables.SearchLType(rLineType); | ||||||||
73 | if (pLT==nullptr || pLT->nDashCount == 0) { | ||||||||
74 | aDXFLineInfo.eStyle = LineStyle::Solid; | ||||||||
75 | } | ||||||||
76 | else { | ||||||||
77 | aDXFLineInfo.eStyle = LineStyle::Dash; | ||||||||
78 | for (long i=0; i < (pLT->nDashCount); i++) { | ||||||||
79 | const double x = pLT->fDash[i] * pDXF->getGlobalLineTypeScale(); | ||||||||
80 | if ( x >= 0.0 ) { | ||||||||
81 | if ( aDXFLineInfo.nDotCount == 0 ) { | ||||||||
82 | aDXFLineInfo.nDotCount ++; | ||||||||
83 | aDXFLineInfo.fDotLen = x; | ||||||||
84 | } | ||||||||
85 | else if ( aDXFLineInfo.fDotLen == x ) { | ||||||||
86 | aDXFLineInfo.nDotCount ++; | ||||||||
87 | } | ||||||||
88 | else if ( aDXFLineInfo.nDashCount == 0 ) { | ||||||||
89 | aDXFLineInfo.nDashCount ++; | ||||||||
90 | aDXFLineInfo.fDashLen = x; | ||||||||
91 | } | ||||||||
92 | else if ( aDXFLineInfo.fDashLen == x ) { | ||||||||
93 | aDXFLineInfo.nDashCount ++; | ||||||||
94 | } | ||||||||
95 | else { | ||||||||
96 | // It is impossible to be converted. | ||||||||
97 | } | ||||||||
98 | } | ||||||||
99 | else { | ||||||||
100 | if ( aDXFLineInfo.fDistance == 0 ) { | ||||||||
101 | aDXFLineInfo.fDistance = -1 * x; | ||||||||
102 | } | ||||||||
103 | else { | ||||||||
104 | // It is impossible to be converted. | ||||||||
105 | } | ||||||||
106 | } | ||||||||
107 | |||||||||
108 | } | ||||||||
109 | } | ||||||||
110 | |||||||||
111 | return aDXFLineInfo; | ||||||||
112 | } | ||||||||
113 | |||||||||
114 | DXFLineInfo DXF2GDIMetaFile::GetEntityDXFLineInfo(const DXFBasicEntity & rE) | ||||||||
115 | { | ||||||||
116 | DXFLineInfo aDXFLineInfo; | ||||||||
117 | |||||||||
118 | aDXFLineInfo.eStyle = LineStyle::Solid; | ||||||||
119 | aDXFLineInfo.nDashCount = 0; | ||||||||
120 | aDXFLineInfo.fDashLen = 0; | ||||||||
121 | aDXFLineInfo.nDotCount = 0; | ||||||||
122 | aDXFLineInfo.fDotLen = 0; | ||||||||
123 | aDXFLineInfo.fDistance = 0; | ||||||||
124 | |||||||||
125 | if (rE.m_sLineType == "BYLAYER") { | ||||||||
126 | if (rE.m_sLayer.getLength() < 2) { | ||||||||
127 | aDXFLineInfo=aParentLayerDXFLineInfo; | ||||||||
128 | } else { | ||||||||
129 | const DXFLayer * pLayer=pDXF->aTables.SearchLayer(rE.m_sLayer); | ||||||||
130 | if (pLayer!=nullptr) { | ||||||||
131 | aDXFLineInfo = LTypeToDXFLineInfo(pLayer->m_sLineType); | ||||||||
132 | } | ||||||||
133 | else aDXFLineInfo=aParentLayerDXFLineInfo; | ||||||||
134 | } | ||||||||
135 | } | ||||||||
136 | else if (rE.m_sLineType == "BYBLOCK") { | ||||||||
137 | aDXFLineInfo=aBlockDXFLineInfo; | ||||||||
138 | } | ||||||||
139 | else { | ||||||||
140 | aDXFLineInfo = LTypeToDXFLineInfo(rE.m_sLineType); | ||||||||
141 | } | ||||||||
142 | return aDXFLineInfo; | ||||||||
143 | } | ||||||||
144 | |||||||||
145 | |||||||||
146 | bool DXF2GDIMetaFile::SetLineAttribute(const DXFBasicEntity & rE) | ||||||||
147 | { | ||||||||
148 | long nColor; | ||||||||
149 | Color aColor; | ||||||||
150 | |||||||||
151 | nColor=GetEntityColor(rE); | ||||||||
152 | if (nColor<0) return false; | ||||||||
153 | aColor=ConvertColor(static_cast<sal_uInt8>(nColor)); | ||||||||
154 | |||||||||
155 | if (aActLineColor!=aColor) { | ||||||||
156 | aActLineColor = aColor; | ||||||||
157 | pVirDev->SetLineColor( aActLineColor ); | ||||||||
158 | } | ||||||||
159 | |||||||||
160 | if (aActFillColor!=COL_TRANSPARENT) { | ||||||||
161 | aActFillColor = COL_TRANSPARENT; | ||||||||
162 | pVirDev->SetFillColor(aActFillColor); | ||||||||
163 | } | ||||||||
164 | return true; | ||||||||
165 | } | ||||||||
166 | |||||||||
167 | |||||||||
168 | bool DXF2GDIMetaFile::SetAreaAttribute(const DXFBasicEntity & rE) | ||||||||
169 | { | ||||||||
170 | long nColor; | ||||||||
171 | Color aColor; | ||||||||
172 | |||||||||
173 | nColor=GetEntityColor(rE); | ||||||||
174 | if (nColor<0) return false; | ||||||||
175 | aColor=ConvertColor(static_cast<sal_uInt8>(nColor)); | ||||||||
176 | |||||||||
177 | if (aActLineColor!=aColor) { | ||||||||
178 | aActLineColor = aColor; | ||||||||
179 | pVirDev->SetLineColor( aActLineColor ); | ||||||||
180 | } | ||||||||
181 | |||||||||
182 | if ( aActFillColor == COL_TRANSPARENT || aActFillColor != aColor) { | ||||||||
183 | aActFillColor = aColor; | ||||||||
184 | pVirDev->SetFillColor( aActFillColor ); | ||||||||
185 | } | ||||||||
186 | return true; | ||||||||
187 | } | ||||||||
188 | |||||||||
189 | |||||||||
190 | bool DXF2GDIMetaFile::SetFontAttribute(const DXFBasicEntity & rE, short nAngle, sal_uInt16 nHeight) | ||||||||
191 | { | ||||||||
192 | long nColor; | ||||||||
193 | Color aColor; | ||||||||
194 | vcl::Font aFont; | ||||||||
195 | |||||||||
196 | nAngle=-nAngle; | ||||||||
197 | while (nAngle>=3600) nAngle-=3600; | ||||||||
198 | while (nAngle<0) nAngle+=3600; | ||||||||
199 | |||||||||
200 | nColor=GetEntityColor(rE); | ||||||||
201 | if (nColor<0) return false; | ||||||||
202 | aColor=ConvertColor(static_cast<sal_uInt8>(nColor)); | ||||||||
203 | |||||||||
204 | aFont.SetColor(aColor); | ||||||||
205 | aFont.SetTransparent(true); | ||||||||
206 | aFont.SetFamily(FAMILY_SWISS); | ||||||||
207 | aFont.SetFontSize(Size(0,nHeight)); | ||||||||
208 | aFont.SetAlignment(ALIGN_BASELINE); | ||||||||
209 | aFont.SetOrientation(nAngle); | ||||||||
210 | if (aActFont!=aFont) { | ||||||||
211 | aActFont=aFont; | ||||||||
212 | pVirDev->SetFont(aActFont); | ||||||||
213 | } | ||||||||
214 | |||||||||
215 | return true; | ||||||||
216 | } | ||||||||
217 | |||||||||
218 | |||||||||
219 | void DXF2GDIMetaFile::DrawLineEntity(const DXFLineEntity & rE, const DXFTransform & rTransform) | ||||||||
220 | { | ||||||||
221 | if (!SetLineAttribute(rE)) | ||||||||
222 | return; | ||||||||
223 | |||||||||
224 | Point aP0,aP1; | ||||||||
225 | rTransform.Transform(rE.aP0,aP0); | ||||||||
226 | rTransform.Transform(rE.aP1,aP1); | ||||||||
227 | |||||||||
228 | DXFLineInfo aDXFLineInfo=GetEntityDXFLineInfo(rE); | ||||||||
229 | LineInfo aLineInfo; | ||||||||
230 | aLineInfo = rTransform.Transform(aDXFLineInfo); | ||||||||
231 | |||||||||
232 | pVirDev->DrawLine(aP0,aP1,aLineInfo); | ||||||||
233 | if (rE.fThickness!=0) { | ||||||||
234 | Point aP2,aP3; | ||||||||
235 | rTransform.Transform(rE.aP0+DXFVector(0,0,rE.fThickness),aP2); | ||||||||
236 | rTransform.Transform(rE.aP1+DXFVector(0,0,rE.fThickness),aP3); | ||||||||
237 | DrawLine(aP2,aP3); | ||||||||
238 | DrawLine(aP0,aP2); | ||||||||
239 | DrawLine(aP1,aP3); | ||||||||
240 | } | ||||||||
241 | } | ||||||||
242 | |||||||||
243 | |||||||||
244 | void DXF2GDIMetaFile::DrawPointEntity(const DXFPointEntity & rE, const DXFTransform & rTransform) | ||||||||
245 | { | ||||||||
246 | |||||||||
247 | if (SetLineAttribute(rE)) { | ||||||||
248 | Point aP0; | ||||||||
249 | rTransform.Transform(rE.aP0,aP0); | ||||||||
250 | if (rE.fThickness==0) pVirDev->DrawPixel(aP0); | ||||||||
251 | else { | ||||||||
252 | Point aP1; | ||||||||
253 | rTransform.Transform(rE.aP0+DXFVector(0,0,rE.fThickness),aP1); | ||||||||
254 | DrawLine(aP0,aP1); | ||||||||
255 | } | ||||||||
256 | } | ||||||||
257 | } | ||||||||
258 | |||||||||
259 | |||||||||
260 | void DXF2GDIMetaFile::DrawCircleEntity(const DXFCircleEntity & rE, const DXFTransform & rTransform) | ||||||||
261 | { | ||||||||
262 | double frx,fry; | ||||||||
263 | sal_uInt16 nPoints,i; | ||||||||
264 | DXFVector aC; | ||||||||
265 | |||||||||
266 | if (!SetLineAttribute(rE)) return; | ||||||||
267 | rTransform.Transform(rE.aP0,aC); | ||||||||
268 | if (rE.fThickness==0 && rTransform.TransCircleToEllipse(rE.fRadius,frx,fry)) { | ||||||||
269 | pVirDev->DrawEllipse( | ||||||||
270 | tools::Rectangle(static_cast<long>(aC.fx-frx+0.5),static_cast<long>(aC.fy-fry+0.5), | ||||||||
271 | static_cast<long>(aC.fx+frx+0.5),static_cast<long>(aC.fy+fry+0.5))); | ||||||||
272 | } | ||||||||
273 | else { | ||||||||
274 | double fAng; | ||||||||
275 | nPoints=OptPointsPerCircle; | ||||||||
276 | tools::Polygon aPoly(nPoints); | ||||||||
277 | for (i=0; i<nPoints; i++) { | ||||||||
278 | fAng=2*3.14159265359/static_cast<double>(nPoints-1)*static_cast<double>(i); | ||||||||
279 | rTransform.Transform( | ||||||||
280 | rE.aP0+DXFVector(rE.fRadius*cos(fAng),rE.fRadius*sin(fAng),0), | ||||||||
281 | aPoly[i] | ||||||||
282 | ); | ||||||||
283 | } | ||||||||
284 | pVirDev->DrawPolyLine(aPoly); | ||||||||
285 | if (rE.fThickness!=0) { | ||||||||
286 | tools::Polygon aPoly2(nPoints); | ||||||||
287 | for (i=0; i<nPoints; i++) { | ||||||||
288 | fAng=2*3.14159265359/static_cast<double>(nPoints-1)*static_cast<double>(i); | ||||||||
289 | rTransform.Transform( | ||||||||
290 | rE.aP0+DXFVector(rE.fRadius*cos(fAng),rE.fRadius*sin(fAng),rE.fThickness), | ||||||||
291 | aPoly2[i] | ||||||||
292 | ); | ||||||||
293 | |||||||||
294 | } | ||||||||
295 | pVirDev->DrawPolyLine(aPoly2); | ||||||||
296 | for (i=0; i<nPoints-1; i++) DrawLine(aPoly[i],aPoly2[i]); | ||||||||
297 | } | ||||||||
298 | } | ||||||||
299 | } | ||||||||
300 | |||||||||
301 | void DXF2GDIMetaFile::DrawLine(const Point& rA, const Point& rB) | ||||||||
302 | { | ||||||||
303 | if (utl::ConfigManager::IsFuzzing()) | ||||||||
304 | return; | ||||||||
305 | GDIMetaFile* pMetaFile = pVirDev->GetConnectMetaFile(); | ||||||||
306 | assert(pMetaFile)(static_cast <bool> (pMetaFile) ? void (0) : __assert_fail ("pMetaFile", "/home/maarten/src/libreoffice/core/filter/source/graphicfilter/idxf/dxf2mtf.cxx" , 306, __extension__ __PRETTY_FUNCTION__)); | ||||||||
307 | //use AddAction instead of OutputDevice::DrawLine so that we can explicitly share | ||||||||
308 | //the aDefaultLineInfo between the MetaLineActions to reduce memory use | ||||||||
309 | pMetaFile->AddAction(new MetaLineAction(rA, rB, aDefaultLineInfo)); | ||||||||
310 | } | ||||||||
311 | |||||||||
312 | void DXF2GDIMetaFile::DrawArcEntity(const DXFArcEntity & rE, const DXFTransform & rTransform) | ||||||||
313 | { | ||||||||
314 | double frx,fry; | ||||||||
315 | sal_uInt16 nPoints,i; | ||||||||
316 | DXFVector aC; | ||||||||
317 | |||||||||
318 | if (!SetLineAttribute(rE)) return; | ||||||||
319 | double fA1=rE.fStart; | ||||||||
320 | double fdA=rE.fEnd-fA1; | ||||||||
321 | fdA = fmod(fdA, 360.0); | ||||||||
322 | if (fdA<=0) fdA+=360.0; | ||||||||
323 | rTransform.Transform(rE.aP0,aC); | ||||||||
324 | if (rE.fThickness==0 && fdA>5.0 && rTransform.TransCircleToEllipse(rE.fRadius,frx,fry)) { | ||||||||
325 | DXFVector aVS(cos(fA1/180.0*3.14159265359),sin(fA1/180.0*3.14159265359),0.0); | ||||||||
326 | aVS*=rE.fRadius; | ||||||||
327 | aVS+=rE.aP0; | ||||||||
328 | DXFVector aVE(cos((fA1+fdA)/180.0*3.14159265359),sin((fA1+fdA)/180.0*3.14159265359),0.0); | ||||||||
329 | aVE*=rE.fRadius; | ||||||||
330 | aVE+=rE.aP0; | ||||||||
331 | Point aPS,aPE; | ||||||||
332 | if (rTransform.Mirror()) { | ||||||||
333 | rTransform.Transform(aVS,aPS); | ||||||||
334 | rTransform.Transform(aVE,aPE); | ||||||||
335 | } | ||||||||
336 | else { | ||||||||
337 | rTransform.Transform(aVS,aPE); | ||||||||
338 | rTransform.Transform(aVE,aPS); | ||||||||
339 | } | ||||||||
340 | pVirDev->DrawArc( | ||||||||
341 | tools::Rectangle(static_cast<long>(aC.fx-frx+0.5),static_cast<long>(aC.fy-fry+0.5), | ||||||||
342 | static_cast<long>(aC.fx+frx+0.5),static_cast<long>(aC.fy+fry+0.5)), | ||||||||
343 | aPS,aPE | ||||||||
344 | ); | ||||||||
345 | } | ||||||||
346 | else { | ||||||||
347 | double fAng; | ||||||||
348 | nPoints=static_cast<sal_uInt16>(fdA/360.0*static_cast<double>(OptPointsPerCircle)+0.5); | ||||||||
349 | if (nPoints<2) nPoints=2; | ||||||||
350 | tools::Polygon aPoly(nPoints); | ||||||||
351 | for (i=0; i<nPoints; i++) { | ||||||||
352 | fAng=3.14159265359/180.0 * ( fA1 + fdA/static_cast<double>(nPoints-1)*static_cast<double>(i) ); | ||||||||
353 | rTransform.Transform( | ||||||||
354 | rE.aP0+DXFVector(rE.fRadius*cos(fAng),rE.fRadius*sin(fAng),0), | ||||||||
355 | aPoly[i] | ||||||||
356 | ); | ||||||||
357 | } | ||||||||
358 | pVirDev->DrawPolyLine(aPoly); | ||||||||
359 | if (rE.fThickness!=0) { | ||||||||
360 | tools::Polygon aPoly2(nPoints); | ||||||||
361 | for (i=0; i<nPoints; i++) { | ||||||||
362 | fAng=3.14159265359/180.0 * ( fA1 + fdA/static_cast<double>(nPoints-1)*static_cast<double>(i) ); | ||||||||
363 | rTransform.Transform( | ||||||||
364 | rE.aP0+DXFVector(rE.fRadius*cos(fAng),rE.fRadius*sin(fAng),rE.fThickness), | ||||||||
365 | aPoly2[i] | ||||||||
366 | ); | ||||||||
367 | } | ||||||||
368 | pVirDev->DrawPolyLine(aPoly2); | ||||||||
369 | for (i=0; i<nPoints; i++) | ||||||||
370 | DrawLine(aPoly[i], aPoly2[i]); | ||||||||
371 | } | ||||||||
372 | } | ||||||||
373 | } | ||||||||
374 | |||||||||
375 | void DXF2GDIMetaFile::DrawTraceEntity(const DXFTraceEntity & rE, const DXFTransform & rTransform) | ||||||||
376 | { | ||||||||
377 | if (!SetLineAttribute(rE)) | ||||||||
378 | return; | ||||||||
379 | |||||||||
380 | tools::Polygon aPoly(4); | ||||||||
381 | rTransform.Transform(rE.aP0,aPoly[0]); | ||||||||
382 | rTransform.Transform(rE.aP1,aPoly[1]); | ||||||||
383 | rTransform.Transform(rE.aP3,aPoly[2]); | ||||||||
384 | rTransform.Transform(rE.aP2,aPoly[3]); | ||||||||
385 | pVirDev->DrawPolygon(aPoly); | ||||||||
386 | if (rE.fThickness!=0) { | ||||||||
387 | sal_uInt16 i; | ||||||||
388 | tools::Polygon aPoly2(4); | ||||||||
389 | DXFVector aVAdd(0,0,rE.fThickness); | ||||||||
390 | rTransform.Transform(rE.aP0+aVAdd,aPoly2[0]); | ||||||||
391 | rTransform.Transform(rE.aP1+aVAdd,aPoly2[1]); | ||||||||
392 | rTransform.Transform(rE.aP3+aVAdd,aPoly2[2]); | ||||||||
393 | rTransform.Transform(rE.aP2+aVAdd,aPoly2[3]); | ||||||||
394 | pVirDev->DrawPolygon(aPoly2); | ||||||||
395 | for (i=0; i<4; i++) DrawLine(aPoly[i],aPoly2[i]); | ||||||||
396 | } | ||||||||
397 | } | ||||||||
398 | |||||||||
399 | |||||||||
400 | void DXF2GDIMetaFile::DrawSolidEntity(const DXFSolidEntity & rE, const DXFTransform & rTransform) | ||||||||
401 | { | ||||||||
402 | if (!SetAreaAttribute(rE)) | ||||||||
403 | return; | ||||||||
404 | |||||||||
405 | sal_uInt16 nN; | ||||||||
406 | if (rE.aP2==rE.aP3) nN=3; else nN=4; | ||||||||
407 | tools::Polygon aPoly(nN); | ||||||||
408 | rTransform.Transform(rE.aP0,aPoly[0]); | ||||||||
409 | rTransform.Transform(rE.aP1,aPoly[1]); | ||||||||
410 | rTransform.Transform(rE.aP3,aPoly[2]); | ||||||||
411 | if (nN>3) rTransform.Transform(rE.aP2,aPoly[3]); | ||||||||
412 | pVirDev->DrawPolygon(aPoly); | ||||||||
413 | if (rE.fThickness==0) return; | ||||||||
414 | |||||||||
415 | tools::Polygon aPoly2(nN); | ||||||||
416 | DXFVector aVAdd(0,0,rE.fThickness); | ||||||||
417 | rTransform.Transform(rE.aP0+aVAdd,aPoly2[0]); | ||||||||
418 | rTransform.Transform(rE.aP1+aVAdd,aPoly2[1]); | ||||||||
419 | rTransform.Transform(rE.aP3+aVAdd,aPoly2[2]); | ||||||||
420 | if (nN>3) rTransform.Transform(rE.aP2+aVAdd,aPoly2[3]); | ||||||||
421 | pVirDev->DrawPolygon(aPoly2); | ||||||||
422 | if (SetLineAttribute(rE)) { | ||||||||
423 | sal_uInt16 i; | ||||||||
424 | for (i=0; i<nN; i++) DrawLine(aPoly[i],aPoly2[i]); | ||||||||
425 | } | ||||||||
426 | } | ||||||||
427 | |||||||||
428 | |||||||||
429 | void DXF2GDIMetaFile::DrawTextEntity(const DXFTextEntity & rE, const DXFTransform & rTransform) | ||||||||
430 | { | ||||||||
431 | DXFVector aV; | ||||||||
432 | double fA; | ||||||||
433 | sal_uInt16 nHeight; | ||||||||
434 | short nAng; | ||||||||
435 | DXFTransform aT( DXFTransform(rE.fXScale,rE.fHeight,1.0,rE.fRotAngle,rE.aP0), rTransform ); | ||||||||
436 | aT.TransDir(DXFVector(0,1,0),aV); | ||||||||
437 | nHeight=static_cast<sal_uInt16>(aV.Abs()+0.5); | ||||||||
438 | fA=aT.CalcRotAngle(); | ||||||||
439 | nAng=static_cast<short>(fA*10.0+0.5); | ||||||||
440 | aT.TransDir(DXFVector(1,0,0),aV); | ||||||||
441 | if ( SetFontAttribute( rE,nAng, nHeight ) ) | ||||||||
442 | { | ||||||||
443 | OUString const aUString(pDXF->ToOUString(rE.m_sText)); | ||||||||
444 | Point aPt; | ||||||||
445 | aT.Transform( DXFVector( 0, 0, 0 ), aPt ); | ||||||||
446 | pVirDev->DrawText( aPt, aUString ); | ||||||||
447 | } | ||||||||
448 | } | ||||||||
449 | |||||||||
450 | |||||||||
451 | void DXF2GDIMetaFile::DrawInsertEntity(const DXFInsertEntity & rE, const DXFTransform & rTransform) | ||||||||
452 | { | ||||||||
453 | const DXFBlock * pB; | ||||||||
454 | pB=pDXF->aBlocks.Search(rE.m_sName); | ||||||||
455 | if (pB==nullptr) | ||||||||
456 | return; | ||||||||
457 | |||||||||
458 | DXFTransform aDXFTransform1(1.0,1.0,1.0,DXFVector(0.0,0.0,0.0)-pB->aBasePoint); | ||||||||
459 | DXFTransform aDXFTransform2(rE.fXScale,rE.fYScale,rE.fZScale,rE.fRotAngle,rE.aP0); | ||||||||
460 | DXFTransform aT( | ||||||||
461 | DXFTransform( aDXFTransform1, aDXFTransform2 ), | ||||||||
462 | rTransform | ||||||||
463 | ); | ||||||||
464 | long nSavedBlockColor, nSavedParentLayerColor; | ||||||||
465 | DXFLineInfo aSavedBlockDXFLineInfo, aSavedParentLayerDXFLineInfo; | ||||||||
466 | nSavedBlockColor=nBlockColor; | ||||||||
467 | nSavedParentLayerColor=nParentLayerColor; | ||||||||
468 | aSavedBlockDXFLineInfo=aBlockDXFLineInfo; | ||||||||
469 | aSavedParentLayerDXFLineInfo=aParentLayerDXFLineInfo; | ||||||||
470 | nBlockColor=GetEntityColor(rE); | ||||||||
471 | aBlockDXFLineInfo=GetEntityDXFLineInfo(rE); | ||||||||
472 | if (rE.m_sLayer.getLength() > 1) { | ||||||||
473 | DXFLayer * pLayer=pDXF->aTables.SearchLayer(rE.m_sLayer); | ||||||||
474 | if (pLayer!=nullptr) { | ||||||||
475 | nParentLayerColor=pLayer->nColor; | ||||||||
476 | aParentLayerDXFLineInfo = LTypeToDXFLineInfo(pLayer->m_sLineType); | ||||||||
477 | } | ||||||||
478 | } | ||||||||
479 | DrawEntities(*pB,aT); | ||||||||
480 | aBlockDXFLineInfo=aSavedBlockDXFLineInfo; | ||||||||
481 | aParentLayerDXFLineInfo=aSavedParentLayerDXFLineInfo; | ||||||||
482 | nBlockColor=nSavedBlockColor; | ||||||||
483 | nParentLayerColor=nSavedParentLayerColor; | ||||||||
484 | } | ||||||||
485 | |||||||||
486 | |||||||||
487 | void DXF2GDIMetaFile::DrawAttribEntity(const DXFAttribEntity & rE, const DXFTransform & rTransform) | ||||||||
488 | { | ||||||||
489 | if ((rE.nAttrFlags&1)!=0) | ||||||||
490 | return; | ||||||||
491 | |||||||||
492 | DXFVector aV; | ||||||||
493 | double fA; | ||||||||
494 | sal_uInt16 nHeight; | ||||||||
495 | short nAng; | ||||||||
496 | DXFTransform aT( DXFTransform( rE.fXScale, rE.fHeight, 1.0, rE.fRotAngle, rE.aP0 ), rTransform ); | ||||||||
497 | aT.TransDir(DXFVector(0,1,0),aV); | ||||||||
498 | nHeight=static_cast<sal_uInt16>(aV.Abs()+0.5); | ||||||||
499 | fA=aT.CalcRotAngle(); | ||||||||
500 | nAng=static_cast<short>(fA*10.0+0.5); | ||||||||
501 | aT.TransDir(DXFVector(1,0,0),aV); | ||||||||
502 | if (SetFontAttribute(rE,nAng,nHeight)) | ||||||||
503 | { | ||||||||
504 | OUString const aUString(pDXF->ToOUString(rE.m_sText)); | ||||||||
505 | Point aPt; | ||||||||
506 | aT.Transform( DXFVector( 0, 0, 0 ), aPt ); | ||||||||
507 | pVirDev->DrawText( aPt, aUString ); | ||||||||
508 | } | ||||||||
509 | } | ||||||||
510 | |||||||||
511 | |||||||||
512 | void DXF2GDIMetaFile::DrawPolyLineEntity(const DXFPolyLineEntity & rE, const DXFTransform & rTransform) | ||||||||
513 | { | ||||||||
514 | sal_uInt16 i,nPolySize; | ||||||||
515 | const DXFBasicEntity * pBE; | ||||||||
516 | |||||||||
517 | nPolySize=0; | ||||||||
518 | pBE=rE.pSucc; | ||||||||
519 | while (pBE!=nullptr && pBE->eType==DXF_VERTEX) { | ||||||||
520 | nPolySize++; | ||||||||
521 | pBE=pBE->pSucc; | ||||||||
522 | } | ||||||||
523 | if (nPolySize<2) | ||||||||
524 | return; | ||||||||
525 | tools::Polygon aPoly(nPolySize); | ||||||||
526 | pBE=rE.pSucc; | ||||||||
527 | for (i=0; i<nPolySize; i++) { | ||||||||
528 | rTransform.Transform(static_cast<const DXFVertexEntity*>(pBE)->aP0,aPoly[i]); | ||||||||
529 | pBE=pBE->pSucc; | ||||||||
530 | } | ||||||||
531 | |||||||||
532 | if (!SetLineAttribute(rE)) | ||||||||
533 | return; | ||||||||
534 | |||||||||
535 | if ((rE.nFlags&1)!=0) pVirDev->DrawPolygon(aPoly); | ||||||||
536 | else pVirDev->DrawPolyLine(aPoly); | ||||||||
537 | if (rE.fThickness==0) | ||||||||
538 | return; | ||||||||
539 | |||||||||
540 | tools::Polygon aPoly2(nPolySize); | ||||||||
541 | pBE=rE.pSucc; | ||||||||
542 | for (i=0; i<nPolySize; i++) { | ||||||||
543 | rTransform.Transform( | ||||||||
544 | (static_cast<const DXFVertexEntity*>(pBE)->aP0)+DXFVector(0,0,rE.fThickness), | ||||||||
545 | aPoly2[i] | ||||||||
546 | ); | ||||||||
547 | pBE=pBE->pSucc; | ||||||||
548 | } | ||||||||
549 | if ((rE.nFlags&1)!=0) pVirDev->DrawPolygon(aPoly2); | ||||||||
550 | else pVirDev->DrawPolyLine(aPoly2); | ||||||||
551 | for (i=0; i<nPolySize; i++) DrawLine(aPoly[i],aPoly2[i]); | ||||||||
552 | } | ||||||||
553 | |||||||||
554 | void DXF2GDIMetaFile::DrawLWPolyLineEntity(const DXFLWPolyLineEntity & rE, const DXFTransform & rTransform ) | ||||||||
555 | { | ||||||||
556 | sal_Int32 nPolySize = rE.aP.size(); | ||||||||
557 | if (!nPolySize) | ||||||||
558 | return; | ||||||||
559 | |||||||||
560 | tools::Polygon aPoly( static_cast<sal_uInt16>(nPolySize)); | ||||||||
561 | for (sal_Int32 i = 0; i < nPolySize; ++i) | ||||||||
562 | { | ||||||||
563 | rTransform.Transform( rE.aP[ static_cast<sal_uInt16>(i) ], aPoly[ static_cast<sal_uInt16>(i) ] ); | ||||||||
564 | } | ||||||||
565 | if ( SetLineAttribute( rE ) ) | ||||||||
566 | { | ||||||||
567 | if ( ( rE.nFlags & 1 ) != 0 ) | ||||||||
568 | pVirDev->DrawPolygon( aPoly ); | ||||||||
569 | else | ||||||||
570 | pVirDev->DrawPolyLine( aPoly ); | ||||||||
571 | } | ||||||||
572 | } | ||||||||
573 | |||||||||
574 | void DXF2GDIMetaFile::DrawHatchEntity(const DXFHatchEntity & rE, const DXFTransform & rTransform ) | ||||||||
575 | { | ||||||||
576 | if ( !rE.nBoundaryPathCount ) | ||||||||
577 | return; | ||||||||
578 | |||||||||
579 | SetAreaAttribute( rE ); | ||||||||
580 | sal_Int32 j = 0; | ||||||||
581 | tools::PolyPolygon aPolyPoly; | ||||||||
582 | for ( j = 0; j < rE.nBoundaryPathCount; j++ ) | ||||||||
583 | { | ||||||||
584 | std::vector< Point > aPtAry; | ||||||||
585 | const DXFBoundaryPathData& rPathData = rE.pBoundaryPathData[ j ]; | ||||||||
586 | if ( rPathData.bIsPolyLine ) | ||||||||
587 | { | ||||||||
588 | for (const auto& a : rPathData.aP) | ||||||||
589 | { | ||||||||
590 | Point aPt; | ||||||||
591 | rTransform.Transform(a, aPt); | ||||||||
592 | aPtAry.push_back( aPt ); | ||||||||
593 | } | ||||||||
594 | } | ||||||||
595 | else | ||||||||
596 | { | ||||||||
597 | for ( auto& rEdge : rPathData.aEdges ) | ||||||||
598 | { | ||||||||
599 | const DXFEdgeType* pEdge = rEdge.get(); | ||||||||
600 | switch( pEdge->nEdgeType ) | ||||||||
601 | { | ||||||||
602 | case 1 : | ||||||||
603 | { | ||||||||
604 | Point aPt; | ||||||||
605 | rTransform.Transform( static_cast<const DXFEdgeTypeLine*>(pEdge)->aStartPoint, aPt ); | ||||||||
606 | aPtAry.push_back( aPt ); | ||||||||
607 | rTransform.Transform( static_cast<const DXFEdgeTypeLine*>(pEdge)->aEndPoint, aPt ); | ||||||||
608 | aPtAry.push_back( aPt ); | ||||||||
609 | } | ||||||||
610 | break; | ||||||||
611 | case 2 : | ||||||||
612 | case 3 : | ||||||||
613 | case 4 : | ||||||||
614 | break; | ||||||||
615 | } | ||||||||
616 | } | ||||||||
617 | } | ||||||||
618 | sal_uInt16 i, nSize = static_cast<sal_uInt16>(aPtAry.size()); | ||||||||
619 | if ( nSize ) | ||||||||
620 | { | ||||||||
621 | tools::Polygon aPoly( nSize ); | ||||||||
622 | for ( i = 0; i < nSize; i++ ) | ||||||||
623 | aPoly[ i ] = aPtAry[ i ]; | ||||||||
624 | aPolyPoly.Insert( aPoly ); | ||||||||
625 | } | ||||||||
626 | } | ||||||||
627 | if ( aPolyPoly.Count() ) | ||||||||
628 | pVirDev->DrawPolyPolygon( aPolyPoly ); | ||||||||
629 | } | ||||||||
630 | |||||||||
631 | void DXF2GDIMetaFile::Draw3DFaceEntity(const DXF3DFaceEntity & rE, const DXFTransform & rTransform) | ||||||||
632 | { | ||||||||
633 | sal_uInt16 nN,i; | ||||||||
634 | if (!SetLineAttribute(rE)) | ||||||||
635 | return; | ||||||||
636 | |||||||||
637 | if (rE.aP2==rE.aP3) nN=3; else nN=4; | ||||||||
638 | tools::Polygon aPoly(nN); | ||||||||
639 | rTransform.Transform(rE.aP0,aPoly[0]); | ||||||||
640 | rTransform.Transform(rE.aP1,aPoly[1]); | ||||||||
641 | rTransform.Transform(rE.aP2,aPoly[2]); | ||||||||
642 | if (nN>3) rTransform.Transform(rE.aP3,aPoly[3]); | ||||||||
643 | if ((rE.nIEFlags&0x0f)==0) pVirDev->DrawPolygon(aPoly); | ||||||||
644 | else { | ||||||||
645 | for (i=0; i<nN; i++) { | ||||||||
646 | if ( (rE.nIEFlags & (1<<i)) == 0 ) { | ||||||||
647 | DrawLine(aPoly[i],aPoly[(i+1)%nN]); | ||||||||
648 | } | ||||||||
649 | } | ||||||||
650 | } | ||||||||
651 | } | ||||||||
652 | |||||||||
653 | void DXF2GDIMetaFile::DrawDimensionEntity(const DXFDimensionEntity & rE, const DXFTransform & rTransform) | ||||||||
654 | { | ||||||||
655 | const DXFBlock * pB; | ||||||||
656 | pB=pDXF->aBlocks.Search(rE.m_sPseudoBlock); | ||||||||
657 | if (pB==nullptr) | ||||||||
658 | return; | ||||||||
659 | |||||||||
660 | DXFTransform aT( | ||||||||
661 | DXFTransform(1.0,1.0,1.0,DXFVector(0.0,0.0,0.0)-pB->aBasePoint), | ||||||||
662 | rTransform | ||||||||
663 | ); | ||||||||
664 | long nSavedBlockColor, nSavedParentLayerColor; | ||||||||
665 | DXFLineInfo aSavedBlockDXFLineInfo, aSavedParentLayerDXFLineInfo; | ||||||||
666 | nSavedBlockColor=nBlockColor; | ||||||||
667 | nSavedParentLayerColor=nParentLayerColor; | ||||||||
668 | aSavedBlockDXFLineInfo=aBlockDXFLineInfo; | ||||||||
669 | aSavedParentLayerDXFLineInfo=aParentLayerDXFLineInfo; | ||||||||
670 | nBlockColor=GetEntityColor(rE); | ||||||||
671 | aBlockDXFLineInfo=GetEntityDXFLineInfo(rE); | ||||||||
672 | if (rE.m_sLayer.getLength() > 1) { | ||||||||
673 | DXFLayer * pLayer=pDXF->aTables.SearchLayer(rE.m_sLayer); | ||||||||
674 | if (pLayer!=nullptr) { | ||||||||
675 | nParentLayerColor=pLayer->nColor; | ||||||||
676 | aParentLayerDXFLineInfo = LTypeToDXFLineInfo(pLayer->m_sLineType); | ||||||||
677 | } | ||||||||
678 | } | ||||||||
679 | DrawEntities(*pB,aT); | ||||||||
680 | aBlockDXFLineInfo=aSavedBlockDXFLineInfo; | ||||||||
681 | aParentLayerDXFLineInfo=aSavedParentLayerDXFLineInfo; | ||||||||
682 | nBlockColor=nSavedBlockColor; | ||||||||
683 | nParentLayerColor=nSavedParentLayerColor; | ||||||||
684 | } | ||||||||
685 | |||||||||
686 | |||||||||
687 | void DXF2GDIMetaFile::DrawEntities(const DXFEntities & rEntities, | ||||||||
688 | const DXFTransform & rTransform) | ||||||||
689 | { | ||||||||
690 | if (rEntities.mbBeingDrawn) | ||||||||
691 | return; | ||||||||
692 | rEntities.mbBeingDrawn = true; | ||||||||
693 | |||||||||
694 | DXFTransform aET; | ||||||||
695 | const DXFTransform * pT; | ||||||||
696 | |||||||||
697 | const DXFBasicEntity * pE=rEntities.pFirst; | ||||||||
698 | |||||||||
699 | while (pE!=nullptr && bStatus) { | ||||||||
700 | if (pE->nSpace==0) { | ||||||||
701 | if (pE->aExtrusion.fz==1.0) { | ||||||||
702 | pT=&rTransform; | ||||||||
703 | } | ||||||||
704 | else { | ||||||||
705 | aET=DXFTransform(DXFTransform(pE->aExtrusion),rTransform); | ||||||||
706 | pT=&aET; | ||||||||
707 | } | ||||||||
708 | switch (pE->eType) { | ||||||||
709 | case DXF_LINE: | ||||||||
710 | DrawLineEntity(static_cast<const DXFLineEntity&>(*pE),*pT); | ||||||||
711 | break; | ||||||||
712 | case DXF_POINT: | ||||||||
713 | DrawPointEntity(static_cast<const DXFPointEntity&>(*pE),*pT); | ||||||||
714 | break; | ||||||||
715 | case DXF_CIRCLE: | ||||||||
716 | DrawCircleEntity(static_cast<const DXFCircleEntity&>(*pE),*pT); | ||||||||
717 | break; | ||||||||
718 | case DXF_ARC: | ||||||||
719 | DrawArcEntity(static_cast<const DXFArcEntity&>(*pE),*pT); | ||||||||
720 | break; | ||||||||
721 | case DXF_TRACE: | ||||||||
722 | DrawTraceEntity(static_cast<const DXFTraceEntity&>(*pE),*pT); | ||||||||
723 | break; | ||||||||
724 | case DXF_SOLID: | ||||||||
725 | DrawSolidEntity(static_cast<const DXFSolidEntity&>(*pE),*pT); | ||||||||
726 | break; | ||||||||
727 | case DXF_TEXT: | ||||||||
728 | DrawTextEntity(static_cast<const DXFTextEntity&>(*pE),*pT); | ||||||||
729 | break; | ||||||||
730 | case DXF_INSERT: | ||||||||
731 | DrawInsertEntity(static_cast<const DXFInsertEntity&>(*pE),*pT); | ||||||||
732 | break; | ||||||||
733 | case DXF_ATTRIB: | ||||||||
734 | DrawAttribEntity(static_cast<const DXFAttribEntity&>(*pE),*pT); | ||||||||
735 | break; | ||||||||
736 | case DXF_POLYLINE: | ||||||||
737 | DrawPolyLineEntity(static_cast<const DXFPolyLineEntity&>(*pE),*pT); | ||||||||
738 | break; | ||||||||
739 | case DXF_LWPOLYLINE : | ||||||||
740 | DrawLWPolyLineEntity(static_cast<const DXFLWPolyLineEntity&>(*pE), *pT); | ||||||||
741 | break; | ||||||||
742 | case DXF_HATCH : | ||||||||
743 | DrawHatchEntity(static_cast<const DXFHatchEntity&>(*pE), *pT); | ||||||||
744 | break; | ||||||||
745 | case DXF_3DFACE: | ||||||||
746 | Draw3DFaceEntity(static_cast<const DXF3DFaceEntity&>(*pE),*pT); | ||||||||
747 | break; | ||||||||
748 | case DXF_DIMENSION: | ||||||||
749 | DrawDimensionEntity(static_cast<const DXFDimensionEntity&>(*pE),*pT); | ||||||||
750 | break; | ||||||||
751 | default: | ||||||||
752 | break; // four other values not handled -Wall | ||||||||
753 | } | ||||||||
754 | } | ||||||||
755 | pE=pE->pSucc; | ||||||||
756 | } | ||||||||
757 | |||||||||
758 | rEntities.mbBeingDrawn = false; | ||||||||
759 | } | ||||||||
760 | |||||||||
761 | |||||||||
762 | DXF2GDIMetaFile::DXF2GDIMetaFile() | ||||||||
763 | : pVirDev(nullptr) | ||||||||
764 | , pDXF(nullptr) | ||||||||
765 | , bStatus(false) | ||||||||
766 | , OptPointsPerCircle(0) | ||||||||
767 | , nMinPercent(0) | ||||||||
768 | , nMaxPercent(0) | ||||||||
769 | , nLastPercent(0) | ||||||||
770 | , nMainEntitiesCount(0) | ||||||||
771 | , nBlockColor(0) | ||||||||
772 | , nParentLayerColor(0) | ||||||||
773 | { | ||||||||
774 | } | ||||||||
775 | |||||||||
776 | |||||||||
777 | DXF2GDIMetaFile::~DXF2GDIMetaFile() | ||||||||
778 | { | ||||||||
779 | } | ||||||||
780 | |||||||||
781 | |||||||||
782 | bool DXF2GDIMetaFile::Convert(const DXFRepresentation & rDXF, GDIMetaFile & rMTF, sal_uInt16 nminpercent, sal_uInt16 nmaxpercent) | ||||||||
783 | { | ||||||||
784 | double fWidth,fHeight,fScale(0.0); | ||||||||
785 | DXFTransform aTransform; | ||||||||
786 | Size aPrefSize; | ||||||||
787 | const DXFLayer * pLayer; | ||||||||
788 | const DXFVPort * pVPort; | ||||||||
789 | |||||||||
790 | pVirDev = VclPtr<VirtualDevice>::Create(); | ||||||||
791 | pDXF = &rDXF; | ||||||||
792 | bStatus = true; | ||||||||
793 | |||||||||
794 | OptPointsPerCircle=50; | ||||||||
795 | |||||||||
796 | nMinPercent=nminpercent; | ||||||||
797 | nMaxPercent=nmaxpercent; | ||||||||
798 | nLastPercent=nMinPercent; | ||||||||
799 | nMainEntitiesCount=CountEntities(pDXF->aEntities); | ||||||||
800 | |||||||||
801 | nBlockColor=7; | ||||||||
802 | aBlockDXFLineInfo.eStyle = LineStyle::Solid; | ||||||||
803 | aBlockDXFLineInfo.nDashCount = 0; | ||||||||
804 | aBlockDXFLineInfo.fDashLen = 0; | ||||||||
805 | aBlockDXFLineInfo.nDotCount = 0; | ||||||||
806 | aBlockDXFLineInfo.fDotLen = 0; | ||||||||
807 | aBlockDXFLineInfo.fDistance = 0; | ||||||||
808 | |||||||||
809 | pLayer=pDXF->aTables.SearchLayer("0"); | ||||||||
810 | if (pLayer!=nullptr) { | ||||||||
| |||||||||
811 | nParentLayerColor=pLayer->nColor & 0xff; | ||||||||
812 | aParentLayerDXFLineInfo = LTypeToDXFLineInfo(pLayer->m_sLineType); | ||||||||
813 | } | ||||||||
814 | else { | ||||||||
815 | nParentLayerColor=7; | ||||||||
816 | aParentLayerDXFLineInfo.eStyle = LineStyle::Solid; | ||||||||
817 | aParentLayerDXFLineInfo.nDashCount = 0; | ||||||||
818 | aParentLayerDXFLineInfo.fDashLen = 0; | ||||||||
819 | aParentLayerDXFLineInfo.nDotCount = 0; | ||||||||
820 | aParentLayerDXFLineInfo.fDotLen = 0; | ||||||||
821 | aParentLayerDXFLineInfo.fDistance = 0; | ||||||||
822 | } | ||||||||
823 | |||||||||
824 | pVirDev->EnableOutput(false); | ||||||||
825 | if (!utl::ConfigManager::IsFuzzing()) // for fuzzing don't bother recording the drawing | ||||||||
826 | rMTF.Record(pVirDev); | ||||||||
827 | |||||||||
828 | aActLineColor = pVirDev->GetLineColor(); | ||||||||
829 | aActFillColor = pVirDev->GetFillColor(); | ||||||||
830 | aActFont = pVirDev->GetFont(); | ||||||||
831 | |||||||||
832 | pVPort=pDXF->aTables.SearchVPort("*ACTIVE"); | ||||||||
833 | if (pVPort!=nullptr) { | ||||||||
834 | if (pVPort->aDirection.fx==0 && pVPort->aDirection.fy==0) | ||||||||
835 | pVPort=nullptr; | ||||||||
836 | } | ||||||||
837 | |||||||||
838 | if (pVPort==nullptr) { | ||||||||
839 | if (pDXF->aBoundingBox.bEmpty) | ||||||||
840 | bStatus=false; | ||||||||
841 | else { | ||||||||
842 | fWidth=pDXF->aBoundingBox.fMaxX-pDXF->aBoundingBox.fMinX; | ||||||||
843 | fHeight=pDXF->aBoundingBox.fMaxY-pDXF->aBoundingBox.fMinY; | ||||||||
844 | if (fWidth<=0 || fHeight<=0) { | ||||||||
845 | bStatus=false; | ||||||||
846 | } | ||||||||
847 | else { | ||||||||
848 | if (fWidth>fHeight) | ||||||||
849 | fScale=10000.0/fWidth; | ||||||||
850 | else | ||||||||
851 | fScale=10000.0/fHeight; | ||||||||
852 | aTransform=DXFTransform(fScale,-fScale,fScale, | ||||||||
853 | DXFVector(-pDXF->aBoundingBox.fMinX*fScale, | ||||||||
854 | pDXF->aBoundingBox.fMaxY*fScale, | ||||||||
855 | -pDXF->aBoundingBox.fMinZ*fScale)); | ||||||||
856 | } | ||||||||
857 | aPrefSize.setWidth(static_cast<long>(fWidth*fScale+1.5) ); | ||||||||
858 | aPrefSize.setHeight(static_cast<long>(fHeight*fScale+1.5) ); | ||||||||
859 | } | ||||||||
860 | } | ||||||||
861 | else { | ||||||||
862 | fHeight=pVPort->fHeight; | ||||||||
863 | fWidth=fHeight*pVPort->fAspectRatio; | ||||||||
864 | if (fWidth<=0 || fHeight<=0) { | ||||||||
865 | bStatus=false; | ||||||||
866 | } else { | ||||||||
867 | if (fWidth>fHeight) | ||||||||
868 | fScale=10000.0/fWidth; | ||||||||
869 | else | ||||||||
870 | fScale=10000.0/fHeight; | ||||||||
871 | aTransform=DXFTransform( | ||||||||
872 | DXFTransform(pVPort->aDirection,pVPort->aTarget), | ||||||||
873 | DXFTransform( | ||||||||
874 | DXFTransform(1.0,-1.0,1.0,DXFVector(fWidth/2-pVPort->fCenterX,fHeight/2+pVPort->fCenterY,0)), | ||||||||
875 | DXFTransform(fScale,fScale,fScale,DXFVector(0,0,0)) | ||||||||
876 | ) | ||||||||
877 | ); | ||||||||
878 | } | ||||||||
879 | aPrefSize.setWidth(static_cast<long>(fWidth*fScale+1.5) ); | ||||||||
880 | aPrefSize.setHeight(static_cast<long>(fHeight*fScale+1.5) ); | ||||||||
881 | } | ||||||||
882 | |||||||||
883 | if (bStatus) | ||||||||
884 | DrawEntities(pDXF->aEntities,aTransform); | ||||||||
885 | |||||||||
886 | rMTF.Stop(); | ||||||||
887 | |||||||||
888 | if ( bStatus
| ||||||||
889 | { | ||||||||
890 | rMTF.SetPrefSize( aPrefSize ); | ||||||||
891 | // simply set map mode to 1/100-mm (1/10-mm) if the graphic | ||||||||
892 | // does not get not too small (<0.5cm) | ||||||||
893 | if( ( aPrefSize.Width() < 500 ) && ( aPrefSize.Height() < 500 ) ) | ||||||||
894 | rMTF.SetPrefMapMode( MapMode( MapUnit::Map10thMM ) ); | ||||||||
895 | else | ||||||||
896 | rMTF.SetPrefMapMode( MapMode( MapUnit::Map100thMM ) ); | ||||||||
897 | } | ||||||||
898 | |||||||||
899 | pVirDev.disposeAndClear(); | ||||||||
900 | return bStatus; | ||||||||
901 | } | ||||||||
902 | |||||||||
903 | |||||||||
904 | /* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |
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 | #ifndef INCLUDED_VCL_PTR_HXX |
21 | #define INCLUDED_VCL_PTR_HXX |
22 | |
23 | #include <sal/config.h> |
24 | |
25 | #include <rtl/ref.hxx> |
26 | |
27 | #include <utility> |
28 | #include <type_traits> |
29 | |
30 | #ifdef DBG_UTIL |
31 | #ifndef _WIN32 |
32 | #include <vcl/vclmain.hxx> |
33 | #endif |
34 | #endif |
35 | |
36 | class VclReferenceBase; |
37 | |
38 | namespace vcl::detail { |
39 | |
40 | template<typename> |
41 | constexpr bool isIncompleteOrDerivedFromVclReferenceBase(...) { return true; } |
42 | |
43 | template<typename T> constexpr bool isIncompleteOrDerivedFromVclReferenceBase( |
44 | int (*)[sizeof(T)]) |
45 | { return std::is_base_of<VclReferenceBase, T>::value; } |
46 | |
47 | } // namespace vcl::detail |
48 | |
49 | /** |
50 | * A thin wrapper around rtl::Reference to implement the acquire and dispose semantics we want for references to vcl::Window subclasses. |
51 | * |
52 | * For more details on the design please see vcl/README.lifecycle |
53 | * |
54 | * @param reference_type must be a subclass of vcl::Window |
55 | */ |
56 | template <class reference_type> |
57 | class VclPtr |
58 | { |
59 | static_assert( |
60 | vcl::detail::isIncompleteOrDerivedFromVclReferenceBase<reference_type>( |
61 | nullptr), |
62 | "template argument type must be derived from VclReferenceBase"); |
63 | |
64 | ::rtl::Reference<reference_type> m_rInnerRef; |
65 | |
66 | public: |
67 | /** Constructor... |
68 | */ |
69 | VclPtr() |
70 | : m_rInnerRef() |
71 | {} |
72 | |
73 | /** Constructor... |
74 | */ |
75 | VclPtr (reference_type * pBody) |
76 | : m_rInnerRef(pBody) |
77 | {} |
78 | |
79 | /** Constructor... that doesn't take a ref. |
80 | */ |
81 | VclPtr (reference_type * pBody, __sal_NoAcquire) |
82 | : m_rInnerRef(pBody, SAL_NO_ACQUIRE) |
83 | {} |
84 | |
85 | /** Up-casting conversion constructor: Copies interface reference. |
86 | |
87 | Does not work for up-casts to ambiguous bases. For the special case of |
88 | up-casting to Reference< XInterface >, see the corresponding conversion |
89 | operator. |
90 | |
91 | @param rRef another reference |
92 | */ |
93 | template< class derived_type > |
94 | VclPtr( |
95 | const VclPtr< derived_type > & rRef, |
96 | typename std::enable_if< |
97 | std::is_base_of<reference_type, derived_type>::value, int>::type |
98 | = 0 ) |
99 | : m_rInnerRef( static_cast<reference_type*>(rRef) ) |
100 | { |
101 | } |
102 | |
103 | #if defined(DBG_UTIL) && !defined(_WIN32) |
104 | virtual ~VclPtr() |
105 | { |
106 | assert(m_rInnerRef.get() == nullptr || vclmain::isAlive())(static_cast <bool> (m_rInnerRef.get() == nullptr || vclmain ::isAlive()) ? void (0) : __assert_fail ("m_rInnerRef.get() == nullptr || vclmain::isAlive()" , "/home/maarten/src/libreoffice/core/include/vcl/vclptr.hxx" , 106, __extension__ __PRETTY_FUNCTION__)); |
107 | // We can be one of the intermediate counts, but if we are the last |
108 | // VclPtr keeping this object alive, then something forgot to call dispose(). |
109 | assert((!m_rInnerRef.get() || m_rInnerRef->isDisposed() || m_rInnerRef->getRefCount() > 1)(static_cast <bool> ((!m_rInnerRef.get() || m_rInnerRef ->isDisposed() || m_rInnerRef->getRefCount() > 1) && "someone forgot to call dispose()") ? void (0) : __assert_fail ("(!m_rInnerRef.get() || m_rInnerRef->isDisposed() || m_rInnerRef->getRefCount() > 1) && \"someone forgot to call dispose()\"" , "/home/maarten/src/libreoffice/core/include/vcl/vclptr.hxx" , 110, __extension__ __PRETTY_FUNCTION__)) |
110 | && "someone forgot to call dispose()")(static_cast <bool> ((!m_rInnerRef.get() || m_rInnerRef ->isDisposed() || m_rInnerRef->getRefCount() > 1) && "someone forgot to call dispose()") ? void (0) : __assert_fail ("(!m_rInnerRef.get() || m_rInnerRef->isDisposed() || m_rInnerRef->getRefCount() > 1) && \"someone forgot to call dispose()\"" , "/home/maarten/src/libreoffice/core/include/vcl/vclptr.hxx" , 110, __extension__ __PRETTY_FUNCTION__)); |
111 | } |
112 | VclPtr(VclPtr const &) = default; |
113 | VclPtr(VclPtr &&) = default; |
114 | VclPtr & operator =(VclPtr const &) = default; |
115 | VclPtr & operator =(VclPtr &&) = default; |
116 | #endif |
117 | |
118 | /** |
119 | * A construction helper for VclPtr. Since VclPtr types are created |
120 | * with a reference-count of one - to help fit into the existing |
121 | * code-flow; this helps us to construct them easily. |
122 | * |
123 | * For more details on the design please see vcl/README.lifecycle |
124 | * |
125 | * @tparam reference_type must be a subclass of vcl::Window |
126 | */ |
127 | template<typename... Arg> [[nodiscard]] static VclPtr< reference_type > Create(Arg &&... arg) |
128 | { |
129 | return VclPtr< reference_type >( new reference_type(std::forward<Arg>(arg)...), SAL_NO_ACQUIRE ); |
130 | } |
131 | |
132 | /** Probably most common used: handle->someBodyOp(). |
133 | */ |
134 | reference_type * operator->() const |
135 | { |
136 | return m_rInnerRef.get(); |
137 | } |
138 | |
139 | /** Get the body. Can be used instead of operator->(). |
140 | I.e. handle->someBodyOp() and handle.get()->someBodyOp() |
141 | are the same. |
142 | */ |
143 | reference_type * get() const |
144 | { |
145 | return m_rInnerRef.get(); |
146 | } |
147 | |
148 | void set(reference_type *pBody) |
149 | { |
150 | m_rInnerRef.set(pBody); |
151 | } |
152 | |
153 | void reset(reference_type *pBody) |
154 | { |
155 | m_rInnerRef.set(pBody); |
156 | } |
157 | |
158 | /** Up-casting copy assignment operator. |
159 | |
160 | Does not work for up-casts to ambiguous bases. |
161 | |
162 | @param rRef another reference |
163 | */ |
164 | template<typename derived_type> |
165 | typename std::enable_if< |
166 | std::is_base_of<reference_type, derived_type>::value, |
167 | VclPtr &>::type |
168 | operator =(VclPtr<derived_type> const & rRef) |
169 | { |
170 | m_rInnerRef.set(rRef.get()); |
171 | return *this; |
172 | } |
173 | |
174 | VclPtr & operator =(reference_type * pBody) |
175 | { |
176 | m_rInnerRef.set(pBody); |
177 | return *this; |
178 | } |
179 | |
180 | operator reference_type * () const |
181 | { |
182 | return m_rInnerRef.get(); |
183 | } |
184 | |
185 | explicit operator bool () const |
186 | { |
187 | return m_rInnerRef.get() != nullptr; |
188 | } |
189 | |
190 | void clear() |
191 | { |
192 | m_rInnerRef.clear(); |
193 | } |
194 | |
195 | void reset() |
196 | { |
197 | m_rInnerRef.clear(); |
198 | } |
199 | |
200 | void disposeAndClear() |
201 | { |
202 | // hold it alive for the lifetime of this method |
203 | ::rtl::Reference<reference_type> aTmp(m_rInnerRef); |
204 | m_rInnerRef.clear(); // we should use some 'swap' method ideally ;-) |
205 | if (aTmp.get()) { |
206 | aTmp->disposeOnce(); |
207 | } |
208 | } |
209 | |
210 | /** Needed to place VclPtr's into STL collection. |
211 | */ |
212 | bool operator< (const VclPtr<reference_type> & handle) const |
213 | { |
214 | return (m_rInnerRef < handle.m_rInnerRef); |
215 | } |
216 | }; // class VclPtr |
217 | |
218 | template<typename T1, typename T2> |
219 | inline bool operator ==(VclPtr<T1> const & p1, VclPtr<T2> const & p2) { |
220 | return p1.get() == p2.get(); |
221 | } |
222 | |
223 | template<typename T> inline bool operator ==(VclPtr<T> const & p1, T const * p2) |
224 | { |
225 | return p1.get() == p2; |
226 | } |
227 | |
228 | template<typename T> inline bool operator ==(VclPtr<T> const & p1, T * p2) { |
229 | return p1.get() == p2; |
230 | } |
231 | |
232 | template<typename T> inline bool operator ==(T const * p1, VclPtr<T> const & p2) |
233 | { |
234 | return p1 == p2.get(); |
235 | } |
236 | |
237 | template<typename T> inline bool operator ==(T * p1, VclPtr<T> const & p2) { |
238 | return p1 == p2.get(); |
239 | } |
240 | |
241 | template<typename T1, typename T2> |
242 | inline bool operator !=(VclPtr<T1> const & p1, VclPtr<T2> const & p2) { |
243 | return !(p1 == p2); |
244 | } |
245 | |
246 | template<typename T> inline bool operator !=(VclPtr<T> const & p1, T const * p2) |
247 | { |
248 | return !(p1 == p2); |
249 | } |
250 | |
251 | template<typename T> inline bool operator !=(VclPtr<T> const & p1, T * p2) { |
252 | return !(p1 == p2); |
253 | } |
254 | |
255 | template<typename T> inline bool operator !=(T const * p1, VclPtr<T> const & p2) |
256 | { |
257 | return !(p1 == p2); |
258 | } |
259 | |
260 | template<typename T> inline bool operator !=(T * p1, VclPtr<T> const & p2) { |
261 | return !(p1 == p2); |
262 | } |
263 | |
264 | /** |
265 | * A construction helper for a temporary VclPtr. Since VclPtr types |
266 | * are created with a reference-count of one - to help fit into |
267 | * the existing code-flow; this helps us to construct them easily. |
268 | * see also VclPtr::Create and ScopedVclPtr |
269 | * |
270 | * For more details on the design please see vcl/README.lifecycle |
271 | * |
272 | * @param reference_type must be a subclass of vcl::Window |
273 | */ |
274 | template <class reference_type> |
275 | class SAL_WARN_UNUSED__attribute__((warn_unused)) VclPtrInstance final : public VclPtr<reference_type> |
276 | { |
277 | public: |
278 | template<typename... Arg> VclPtrInstance(Arg &&... arg) |
279 | : VclPtr<reference_type>( new reference_type(std::forward<Arg>(arg)...), SAL_NO_ACQUIRE ) |
280 | { |
281 | } |
282 | |
283 | /** |
284 | * Override and disallow this, to prevent people accidentally calling it and actually |
285 | * getting VclPtr::Create and getting a naked VclPtr<> instance |
286 | */ |
287 | template<typename... Arg> static VclPtrInstance< reference_type > Create(Arg &&... ) = delete; |
288 | }; |
289 | |
290 | template <class reference_type> |
291 | class ScopedVclPtr : public VclPtr<reference_type> |
292 | { |
293 | public: |
294 | /** Constructor... |
295 | */ |
296 | ScopedVclPtr() |
297 | : VclPtr<reference_type>() |
298 | {} |
299 | |
300 | /** Constructor |
301 | */ |
302 | ScopedVclPtr (reference_type * pBody) |
303 | : VclPtr<reference_type>(pBody) |
304 | {} |
305 | |
306 | /** Copy constructor... |
307 | */ |
308 | ScopedVclPtr (const VclPtr<reference_type> & handle) |
309 | : VclPtr<reference_type>(handle) |
310 | {} |
311 | |
312 | /** |
313 | Assignment that releases the last reference. |
314 | */ |
315 | void disposeAndReset(reference_type *pBody) |
316 | { |
317 | if (pBody != this->get()) { |
318 | VclPtr<reference_type>::disposeAndClear(); |
319 | VclPtr<reference_type>::set(pBody); |
320 | } |
321 | } |
322 | |
323 | /** |
324 | Assignment that releases the last reference. |
325 | */ |
326 | ScopedVclPtr<reference_type>& operator = (reference_type * pBody) |
327 | { |
328 | disposeAndReset(pBody); |
329 | return *this; |
330 | } |
331 | |
332 | /** Up-casting conversion constructor: Copies interface reference. |
333 | |
334 | Does not work for up-casts to ambiguous bases. For the special case of |
335 | up-casting to Reference< XInterface >, see the corresponding conversion |
336 | operator. |
337 | |
338 | @param rRef another reference |
339 | */ |
340 | template< class derived_type > |
341 | ScopedVclPtr( |
342 | const VclPtr< derived_type > & rRef, |
343 | typename std::enable_if< |
344 | std::is_base_of<reference_type, derived_type>::value, int>::type |
345 | = 0 ) |
346 | : VclPtr<reference_type>( rRef ) |
347 | { |
348 | } |
349 | |
350 | /** Up-casting assignment operator. |
351 | |
352 | Does not work for up-casts to ambiguous bases. |
353 | |
354 | @param rRef another VclPtr |
355 | */ |
356 | template<typename derived_type> |
357 | typename std::enable_if< |
358 | std::is_base_of<reference_type, derived_type>::value, |
359 | ScopedVclPtr &>::type |
360 | operator =(VclPtr<derived_type> const & rRef) |
361 | { |
362 | disposeAndReset(rRef.get()); |
363 | return *this; |
364 | } |
365 | |
366 | /** |
367 | * Override and disallow this, to prevent people accidentally calling it and actually |
368 | * getting VclPtr::Create and getting a naked VclPtr<> instance |
369 | */ |
370 | template<typename... Arg> static ScopedVclPtr< reference_type > Create(Arg &&... ) = delete; |
371 | |
372 | ~ScopedVclPtr() |
373 | { |
374 | VclPtr<reference_type>::disposeAndClear(); |
375 | assert(VclPtr<reference_type>::get() == nullptr)(static_cast <bool> (VclPtr<reference_type>::get( ) == nullptr) ? void (0) : __assert_fail ("VclPtr<reference_type>::get() == nullptr" , "/home/maarten/src/libreoffice/core/include/vcl/vclptr.hxx" , 375, __extension__ __PRETTY_FUNCTION__)); // make sure there are no lingering references |
376 | } |
377 | |
378 | private: |
379 | // Most likely we don't want this default copy-constructor. |
380 | ScopedVclPtr (const ScopedVclPtr<reference_type> &) = delete; |
381 | // And certainly we don't want a default assignment operator. |
382 | ScopedVclPtr<reference_type>& operator = (const ScopedVclPtr<reference_type> &) = delete; |
383 | // And disallow reset as that doesn't call disposeAndClear on the original reference |
384 | void reset() = delete; |
385 | void reset(reference_type *pBody) = delete; |
386 | |
387 | protected: |
388 | ScopedVclPtr (reference_type * pBody, __sal_NoAcquire) |
389 | : VclPtr<reference_type>(pBody, SAL_NO_ACQUIRE) |
390 | {} |
391 | }; |
392 | |
393 | /** |
394 | * A construction helper for ScopedVclPtr. Since VclPtr types are created |
395 | * with a reference-count of one - to help fit into the existing |
396 | * code-flow; this helps us to construct them easily. |
397 | * |
398 | * For more details on the design please see vcl/README.lifecycle |
399 | * |
400 | * @param reference_type must be a subclass of vcl::Window |
401 | */ |
402 | #if defined _MSC_VER |
403 | #pragma warning(push) |
404 | #pragma warning(disable: 4521) // " multiple copy constructors specified" |
405 | #endif |
406 | template <class reference_type> |
407 | class SAL_WARN_UNUSED__attribute__((warn_unused)) ScopedVclPtrInstance final : public ScopedVclPtr<reference_type> |
408 | { |
409 | public: |
410 | template<typename... Arg> ScopedVclPtrInstance(Arg &&... arg) |
411 | : ScopedVclPtr<reference_type>( new reference_type(std::forward<Arg>(arg)...), SAL_NO_ACQUIRE ) |
412 | { |
413 | } |
414 | |
415 | /** |
416 | * Override and disallow this, to prevent people accidentally calling it and actually |
417 | * getting VclPtr::Create and getting a naked VclPtr<> instance |
418 | */ |
419 | template<typename... Arg> static ScopedVclPtrInstance< reference_type > Create(Arg &&...) = delete; |
420 | |
421 | private: |
422 | // Prevent the above perfect forwarding ctor from hijacking (accidental) |
423 | // attempts at ScopedVclPtrInstance copy construction (where the hijacking |
424 | // would typically lead to somewhat obscure error messages); both non-const |
425 | // and const variants are needed here, as the ScopedVclPtr base class has a |
426 | // const--variant copy ctor, so the implicitly declared copy ctor for |
427 | // ScopedVclPtrInstance would also be the const variant, so non-const copy |
428 | // construction attempts would be hijacked by the perfect forwarding ctor; |
429 | // but if we only declared a non-const variant here, the const variant would |
430 | // no longer be implicitly declared (as there would already be an explicitly |
431 | // declared copy ctor), so const copy construction attempts would then be |
432 | // hijacked by the perfect forwarding ctor: |
433 | ScopedVclPtrInstance(ScopedVclPtrInstance &) = delete; |
434 | ScopedVclPtrInstance(ScopedVclPtrInstance const &) = delete; |
435 | }; |
436 | #if defined _MSC_VER |
437 | #pragma warning(pop) |
438 | #endif |
439 | |
440 | #endif // INCLUDED_VCL_PTR_HXX |
441 | |
442 | /* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |
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 | #ifndef INCLUDED_RTL_REF_HXX | ||||||||
21 | #define INCLUDED_RTL_REF_HXX | ||||||||
22 | |||||||||
23 | #include "sal/config.h" | ||||||||
24 | |||||||||
25 | #include <cassert> | ||||||||
26 | #include <cstddef> | ||||||||
27 | #include <functional> | ||||||||
28 | #ifdef LIBO_INTERNAL_ONLY1 | ||||||||
29 | #include <type_traits> | ||||||||
30 | #endif | ||||||||
31 | |||||||||
32 | #include "sal/types.h" | ||||||||
33 | |||||||||
34 | namespace rtl | ||||||||
35 | { | ||||||||
36 | |||||||||
37 | /** Template reference class for reference type. | ||||||||
38 | */ | ||||||||
39 | template <class reference_type> | ||||||||
40 | class Reference | ||||||||
41 | { | ||||||||
42 | /** The <b>reference_type</b> body pointer. | ||||||||
43 | */ | ||||||||
44 | reference_type * m_pBody; | ||||||||
45 | |||||||||
46 | |||||||||
47 | public: | ||||||||
48 | /** Constructor... | ||||||||
49 | */ | ||||||||
50 | Reference() | ||||||||
51 | : m_pBody (NULL__null) | ||||||||
52 | {} | ||||||||
53 | |||||||||
54 | |||||||||
55 | /** Constructor... | ||||||||
56 | */ | ||||||||
57 | Reference (reference_type * pBody, __sal_NoAcquire) | ||||||||
58 | : m_pBody (pBody) | ||||||||
59 | { | ||||||||
60 | } | ||||||||
61 | |||||||||
62 | /** Constructor... | ||||||||
63 | */ | ||||||||
64 | Reference (reference_type * pBody) | ||||||||
65 | : m_pBody (pBody) | ||||||||
66 | { | ||||||||
67 | if (m_pBody) | ||||||||
68 | m_pBody->acquire(); | ||||||||
69 | } | ||||||||
70 | |||||||||
71 | /** Copy constructor... | ||||||||
72 | */ | ||||||||
73 | Reference (const Reference<reference_type> & handle) | ||||||||
74 | : m_pBody (handle.m_pBody) | ||||||||
75 | { | ||||||||
76 | if (m_pBody) | ||||||||
77 | m_pBody->acquire(); | ||||||||
78 | } | ||||||||
79 | |||||||||
80 | #ifdef LIBO_INTERNAL_ONLY1 | ||||||||
81 | /** Move constructor... | ||||||||
82 | */ | ||||||||
83 | Reference (Reference<reference_type> && handle) noexcept | ||||||||
84 | : m_pBody (handle.m_pBody) | ||||||||
85 | { | ||||||||
86 | handle.m_pBody = nullptr; | ||||||||
87 | } | ||||||||
88 | #endif | ||||||||
89 | |||||||||
90 | #if defined LIBO_INTERNAL_ONLY1 | ||||||||
91 | /** Up-casting conversion constructor: Copies interface reference. | ||||||||
92 | |||||||||
93 | Does not work for up-casts to ambiguous bases. | ||||||||
94 | |||||||||
95 | @param rRef another reference | ||||||||
96 | */ | ||||||||
97 | template< class derived_type > | ||||||||
98 | inline Reference( | ||||||||
99 | const Reference< derived_type > & rRef, | ||||||||
100 | std::enable_if_t<std::is_base_of_v<reference_type, derived_type>, int> = 0 ) | ||||||||
101 | : m_pBody (rRef.get()) | ||||||||
102 | { | ||||||||
103 | if (m_pBody) | ||||||||
104 | m_pBody->acquire(); | ||||||||
105 | } | ||||||||
106 | #endif | ||||||||
107 | |||||||||
108 | /** Destructor... | ||||||||
109 | */ | ||||||||
110 | ~Reference() COVERITY_NOEXCEPT_FALSE | ||||||||
111 | { | ||||||||
112 | if (m_pBody) | ||||||||
113 | m_pBody->release(); | ||||||||
114 | } | ||||||||
115 | |||||||||
116 | /** Set... | ||||||||
117 | Similar to assignment. | ||||||||
118 | */ | ||||||||
119 | Reference<reference_type> & | ||||||||
120 | SAL_CALL set (reference_type * pBody) | ||||||||
121 | { | ||||||||
122 | if (pBody) | ||||||||
123 | pBody->acquire(); | ||||||||
124 | reference_type * const pOld = m_pBody; | ||||||||
125 | m_pBody = pBody; | ||||||||
126 | if (pOld) | ||||||||
127 | pOld->release(); | ||||||||
128 | return *this; | ||||||||
129 | } | ||||||||
130 | |||||||||
131 | /** Assignment. | ||||||||
132 | Unbinds this instance from its body (if bound) and | ||||||||
133 | bind it to the body represented by the handle. | ||||||||
134 | */ | ||||||||
135 | Reference<reference_type> & | ||||||||
136 | SAL_CALL operator= (const Reference<reference_type> & handle) | ||||||||
137 | { | ||||||||
138 | return set( handle.m_pBody ); | ||||||||
139 | } | ||||||||
140 | |||||||||
141 | #ifdef LIBO_INTERNAL_ONLY1 | ||||||||
142 | /** Assignment. | ||||||||
143 | * Unbinds this instance from its body (if bound), | ||||||||
144 | * bind it to the body represented by the handle, and | ||||||||
145 | * set the body represented by the handle to nullptr. | ||||||||
146 | */ | ||||||||
147 | Reference<reference_type> & | ||||||||
148 | operator= (Reference<reference_type> && handle) | ||||||||
149 | { | ||||||||
150 | // self-movement guts ourself | ||||||||
151 | if (m_pBody) | ||||||||
152 | m_pBody->release(); | ||||||||
153 | m_pBody = handle.m_pBody; | ||||||||
154 | handle.m_pBody = nullptr; | ||||||||
155 | return *this; | ||||||||
156 | } | ||||||||
157 | #endif | ||||||||
158 | |||||||||
159 | /** Assignment... | ||||||||
160 | */ | ||||||||
161 | Reference<reference_type> & | ||||||||
162 | SAL_CALL operator= (reference_type * pBody) | ||||||||
163 | { | ||||||||
164 | return set( pBody ); | ||||||||
165 | } | ||||||||
166 | |||||||||
167 | /** Unbind the body from this handle. | ||||||||
168 | Note that for a handle representing a large body, | ||||||||
169 | "handle.clear().set(new body());" _might_ | ||||||||
170 | perform a little bit better than "handle.set(new body());", | ||||||||
171 | since in the second case two large objects exist in memory | ||||||||
172 | (the old body and the new body). | ||||||||
173 | */ | ||||||||
174 | Reference<reference_type> & SAL_CALL clear() | ||||||||
175 | { | ||||||||
176 | if (m_pBody
| ||||||||
177 | { | ||||||||
178 | reference_type * const pOld = m_pBody; | ||||||||
179 | m_pBody = NULL__null; | ||||||||
180 | pOld->release(); | ||||||||
181 | } | ||||||||
182 | return *this; | ||||||||
183 | } | ||||||||
184 | |||||||||
185 | |||||||||
186 | /** Get the body. Can be used instead of operator->(). | ||||||||
187 | I.e. handle->someBodyOp() and handle.get()->someBodyOp() | ||||||||
188 | are the same. | ||||||||
189 | */ | ||||||||
190 | reference_type * SAL_CALL get() const | ||||||||
191 | { | ||||||||
192 | return m_pBody; | ||||||||
| |||||||||
193 | } | ||||||||
194 | |||||||||
195 | |||||||||
196 | /** Probably most common used: handle->someBodyOp(). | ||||||||
197 | */ | ||||||||
198 | reference_type * SAL_CALL operator->() const | ||||||||
199 | { | ||||||||
200 | assert(m_pBody != NULL)(static_cast <bool> (m_pBody != __null) ? void (0) : __assert_fail ("m_pBody != NULL", "/home/maarten/src/libreoffice/core/include/rtl/ref.hxx" , 200, __extension__ __PRETTY_FUNCTION__)); | ||||||||
201 | return m_pBody; | ||||||||
202 | } | ||||||||
203 | |||||||||
204 | |||||||||
205 | /** Allows (*handle).someBodyOp(). | ||||||||
206 | */ | ||||||||
207 | reference_type & SAL_CALL operator*() const | ||||||||
208 | { | ||||||||
209 | assert(m_pBody != NULL)(static_cast <bool> (m_pBody != __null) ? void (0) : __assert_fail ("m_pBody != NULL", "/home/maarten/src/libreoffice/core/include/rtl/ref.hxx" , 209, __extension__ __PRETTY_FUNCTION__)); | ||||||||
210 | return *m_pBody; | ||||||||
211 | } | ||||||||
212 | |||||||||
213 | |||||||||
214 | /** Returns True if the handle does point to a valid body. | ||||||||
215 | */ | ||||||||
216 | bool SAL_CALL is() const | ||||||||
217 | { | ||||||||
218 | return (m_pBody != NULL__null); | ||||||||
219 | } | ||||||||
220 | |||||||||
221 | #if defined LIBO_INTERNAL_ONLY1 | ||||||||
222 | /** Returns True if the handle does point to a valid body. | ||||||||
223 | */ | ||||||||
224 | explicit operator bool() const | ||||||||
225 | { | ||||||||
226 | return is(); | ||||||||
227 | } | ||||||||
228 | #endif | ||||||||
229 | |||||||||
230 | /** Returns True if this points to pBody. | ||||||||
231 | */ | ||||||||
232 | bool SAL_CALL operator== (const reference_type * pBody) const | ||||||||
233 | { | ||||||||
234 | return (m_pBody == pBody); | ||||||||
235 | } | ||||||||
236 | |||||||||
237 | |||||||||
238 | /** Returns True if handle points to the same body. | ||||||||
239 | */ | ||||||||
240 | bool | ||||||||
241 | SAL_CALL operator== (const Reference<reference_type> & handle) const | ||||||||
242 | { | ||||||||
243 | return (m_pBody == handle.m_pBody); | ||||||||
244 | } | ||||||||
245 | |||||||||
246 | |||||||||
247 | /** Needed to place References into STL collection. | ||||||||
248 | */ | ||||||||
249 | bool | ||||||||
250 | SAL_CALL operator!= (const Reference<reference_type> & handle) const | ||||||||
251 | { | ||||||||
252 | return (m_pBody != handle.m_pBody); | ||||||||
253 | } | ||||||||
254 | |||||||||
255 | |||||||||
256 | /** Needed to place References into STL collection. | ||||||||
257 | */ | ||||||||
258 | bool | ||||||||
259 | SAL_CALL operator< (const Reference<reference_type> & handle) const | ||||||||
260 | { | ||||||||
261 | return (m_pBody < handle.m_pBody); | ||||||||
262 | } | ||||||||
263 | |||||||||
264 | |||||||||
265 | /** Needed to place References into STL collection. | ||||||||
266 | */ | ||||||||
267 | bool | ||||||||
268 | SAL_CALL operator> (const Reference<reference_type> & handle) const | ||||||||
269 | { | ||||||||
270 | return (m_pBody > handle.m_pBody); | ||||||||
271 | } | ||||||||
272 | }; | ||||||||
273 | |||||||||
274 | } // namespace rtl | ||||||||
275 | |||||||||
276 | #if defined LIBO_INTERNAL_ONLY1 | ||||||||
277 | namespace std | ||||||||
278 | { | ||||||||
279 | |||||||||
280 | /// @cond INTERNAL | ||||||||
281 | /** | ||||||||
282 | Make rtl::Reference hashable by default for use in STL containers. | ||||||||
283 | |||||||||
284 | @since LibreOffice 6.3 | ||||||||
285 | */ | ||||||||
286 | template<typename T> | ||||||||
287 | struct hash<::rtl::Reference<T>> | ||||||||
288 | { | ||||||||
289 | std::size_t operator()(::rtl::Reference<T> const & s) const | ||||||||
290 | { return std::size_t(s.get()); } | ||||||||
291 | }; | ||||||||
292 | /// @endcond | ||||||||
293 | |||||||||
294 | } | ||||||||
295 | |||||||||
296 | #endif | ||||||||
297 | |||||||||
298 | #endif /* ! INCLUDED_RTL_REF_HXX */ | ||||||||
299 | |||||||||
300 | /* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |
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 | #ifndef INCLUDED_VCL_Reference_HXX |
20 | #define INCLUDED_VCL_Reference_HXX |
21 | |
22 | #include <vcl/dllapi.h> |
23 | #include <osl/interlck.h> |
24 | |
25 | class VCL_DLLPUBLIC__attribute__ ((visibility("default"))) VclReferenceBase |
26 | { |
27 | mutable oslInterlockedCount mnRefCnt; |
28 | |
29 | template<typename T> friend class VclPtr; |
30 | |
31 | public: |
32 | void acquire() const |
33 | { |
34 | osl_atomic_increment(&mnRefCnt)__sync_add_and_fetch((&mnRefCnt), 1); |
35 | } |
36 | |
37 | void release() const |
38 | { |
39 | if (osl_atomic_decrement(&mnRefCnt)__sync_sub_and_fetch((&mnRefCnt), 1) == 0) |
40 | delete this; |
41 | } |
42 | #ifdef DBG_UTIL |
43 | #ifndef _WIN32 |
44 | sal_Int32 getRefCount() const { return mnRefCnt; } |
45 | #endif |
46 | #endif |
47 | |
48 | |
49 | private: |
50 | VclReferenceBase(const VclReferenceBase&) = delete; |
51 | VclReferenceBase& operator=(const VclReferenceBase&) = delete; |
52 | |
53 | bool mbDisposed : 1; |
54 | |
55 | protected: |
56 | VclReferenceBase(); |
57 | protected: |
58 | virtual ~VclReferenceBase(); |
59 | |
60 | protected: |
61 | virtual void dispose(); |
62 | |
63 | public: |
64 | void disposeOnce(); |
65 | bool isDisposed() const { return mbDisposed; } |
66 | |
67 | }; |
68 | #endif |