qrawfont.cpp

Absolute File Name:

/home/qt/qt5_coco/qt5/qtbase/src/gui/text/qrawfont.cpp

Switch to Source code

Preprocessed file

Line Source Count

1 -

2 -

3 -

4 -

5 -

6 -

7 -

8 QRawFont::QRawFont() -

9 : d(new QRawFontPrivate) -

10 { -

}

never executed: end of block

12 QRawFont::QRawFont(const QString &fileName, -

13 qreal pixelSize, -

14 QFont::HintingPreference hintingPreference) -

15 : d(new QRawFontPrivate) -

16 { -

17 loadFromFile(fileName, pixelSize, hintingPreference); -

}

never executed: end of block

19 QRawFont::QRawFont(const QByteArray &fontData, -

20 qreal pixelSize, -

21 QFont::HintingPreference hintingPreference) -

22 : d(new QRawFontPrivate) -

23 { -

24 loadFromData(fontData, pixelSize, hintingPreference); -

}

never executed: end of block

26 -

27 -

28 -

29 -

30 QRawFont::QRawFont(const QRawFont &other) -

31 { -

32 d = other.d; -

}

never executed: end of block

34 -

35 -

36 -

37 -

38 QRawFont::~QRawFont() -

39 { -

40 } -

41 -

42 -

43 -

44 -

45 QRawFont &QRawFont::operator=(const QRawFont &other) -

46 { -

47 d = other.d; -

return

never executed: return *this;

*this;

never executed: return *this;

49 } -

50 bool QRawFont::isValid() const -

51 { -

return

never executed: return d->isValid();

d->isValid();

never executed: return d->isValid();

53 } -

54 void QRawFont::loadFromFile(const QString &fileName, -

55 qreal pixelSize, -

56 QFont::HintingPreference hintingPreference) -

57 { -

58 QFile file(fileName); -

if (file.open(QIODevice::ReadOnly)

file.open(QIODevice::ReadOnly)	Description
TRUE	never evaluated
FALSE	never evaluated

)

loadFromData(file.readAll(), pixelSize, hintingPreference);

never executed: loadFromData(file.readAll(), pixelSize, hintingPreference);

}

never executed: end of block

62 void QRawFont::loadFromData(const QByteArray &fontData, -

63 qreal pixelSize, -

64 QFont::HintingPreference hintingPreference) -

65 { -

66 d.detach(); -

67 d->cleanUp(); -

68 d->hintingPreference = hintingPreference; -

69 d->loadFromData(fontData, pixelSize, hintingPreference); -

}

never executed: end of block

71 QImage QRawFont::alphaMapForGlyph(quint32 glyphIndex, AntialiasingType antialiasingType, -

72 const QTransform &transform) const -

73 { -

if (!d->isValid()

!d->isValid()	Description
TRUE	never evaluated
FALSE	never evaluated

)

return

never executed: return QImage();

QImage();

never executed: return QImage();

76 -

if (antialiasingType == SubPixelAntialiasing

antialiasingTy...elAntialiasing	Description
TRUE	never evaluated
FALSE	never evaluated

)

return

never executed: return d->fontEngine->alphaRGBMapForGlyph(glyphIndex, QFixed(), transform);

d->fontEngine->alphaRGBMapForGlyph(glyphIndex, QFixed(), transform);

never executed: return d->fontEngine->alphaRGBMapForGlyph(glyphIndex, QFixed(), transform);

79 -

return

never executed: return d->fontEngine->alphaMapForGlyph(glyphIndex, QFixed(), transform);

d->fontEngine->alphaMapForGlyph(glyphIndex, QFixed(), transform);

never executed: return d->fontEngine->alphaMapForGlyph(glyphIndex, QFixed(), transform);

81 } -

82 QPainterPath QRawFont::pathForGlyph(quint32 glyphIndex) const -

83 { -

if (!d->isValid()

!d->isValid()	Description
TRUE	never evaluated
FALSE	never evaluated

)

return

never executed: return QPainterPath();

QPainterPath();

never executed: return QPainterPath();

86 -

87 QFixedPoint position; -

88 QPainterPath path; -

89 d->fontEngine->addGlyphsToPath(&glyphIndex, &position, 1, &path, 0); -

return

never executed: return path;

path;

never executed: return path;

91 } -

92 -

93 -

94 -

95 -

96 bool QRawFont::operator==(const QRawFont &other) const -

97 { -

return

never executed: return d->fontEngine == other.d->fontEngine;

d->fontEngine == other.d->fontEngine;

never executed: return d->fontEngine == other.d->fontEngine;

99 } -

100 qreal QRawFont::ascent() const -

101 { -

102

return

never executed: return d->isValid() ? d->fontEngine->ascent().toReal() : 0.0;

d->isValid() ? d->fontEngine->ascent().toReal() : 0.0;

never executed: return d->isValid() ? d->fontEngine->ascent().toReal() : 0.0;

103 } -

104 qreal QRawFont::descent() const -

105 { -

106

return

never executed: return d->isValid() ? d->fontEngine->descent().toReal() : 0.0;

d->isValid() ? d->fontEngine->descent().toReal() : 0.0;

never executed: return d->isValid() ? d->fontEngine->descent().toReal() : 0.0;

107 } -

108 qreal QRawFont::xHeight() const -

109 { -

110

return

never executed: return d->isValid() ? d->fontEngine->xHeight().toReal() : 0.0;

d->isValid() ? d->fontEngine->xHeight().toReal() : 0.0;

never executed: return d->isValid() ? d->fontEngine->xHeight().toReal() : 0.0;

111 } -

112 qreal QRawFont::leading() const -

113 { -

114

return

never executed: return d->isValid() ? d->fontEngine->leading().toReal() : 0.0;

d->isValid() ? d->fontEngine->leading().toReal() : 0.0;

never executed: return d->isValid() ? d->fontEngine->leading().toReal() : 0.0;

115 } -

116 -

117 -

118 -

119 -

120 -

121 -

122 qreal QRawFont::averageCharWidth() const -

123 { -

124

return

never executed: return d->isValid() ? d->fontEngine->averageCharWidth().toReal() : 0.0;

d->isValid() ? d->fontEngine->averageCharWidth().toReal() : 0.0;

never executed: return d->isValid() ? d->fontEngine->averageCharWidth().toReal() : 0.0;

125 } -

126 -

127 -

128 -

129 -

130 -

131 -

132 qreal QRawFont::maxCharWidth() const -

133 { -

134

return

never executed: return d->isValid() ? d->fontEngine->maxCharWidth() : 0.0;

d->isValid() ? d->fontEngine->maxCharWidth() : 0.0;

never executed: return d->isValid() ? d->fontEngine->maxCharWidth() : 0.0;

135 } -

136 qreal QRawFont::pixelSize() const -

137 { -

138

return

never executed: return d->isValid() ? d->fontEngine->fontDef.pixelSize : 0.0;

d->isValid() ? d->fontEngine->fontDef.pixelSize : 0.0;

never executed: return d->isValid() ? d->fontEngine->fontDef.pixelSize : 0.0;

139 } -

140 qreal QRawFont::unitsPerEm() const -

141 { -

142

return

never executed: return d->isValid() ? d->fontEngine->emSquareSize().toReal() : 0.0;

d->isValid() ? d->fontEngine->emSquareSize().toReal() : 0.0;

never executed: return d->isValid() ? d->fontEngine->emSquareSize().toReal() : 0.0;

143 } -

144 -

145 -

146 -

147 -

148 -

149 qreal QRawFont::lineThickness() const -

150 { -

151

return

never executed: return d->isValid() ? d->fontEngine->lineThickness().toReal() : 0.0;

d->isValid() ? d->fontEngine->lineThickness().toReal() : 0.0;

never executed: return d->isValid() ? d->fontEngine->lineThickness().toReal() : 0.0;

152 } -

153 -

154 -

155 -

156 -

157 -

158 qreal QRawFont::underlinePosition() const -

159 { -

160

return

never executed: return d->isValid() ? d->fontEngine->underlinePosition().toReal() : 0.0;

d->isValid() ? d->fontEngine->underlinePosition().toReal() : 0.0;

never executed: return d->isValid() ? d->fontEngine->underlinePosition().toReal() : 0.0;

161 } -

162 -

163 -

164 -

165 -

166 QString QRawFont::familyName() const -

167 { -

168

return

never executed: return d->isValid() ? d->fontEngine->fontDef.family : QString();

d->isValid() ? d->fontEngine->fontDef.family : QString();

never executed: return d->isValid() ? d->fontEngine->fontDef.family : QString();

169 } -

170 -

171 -

172 -

173 -

174 -

175 -

176 QString QRawFont::styleName() const -

177 { -

178

return

never executed: return d->isValid() ? d->fontEngine->fontDef.styleName : QString();

d->isValid() ? d->fontEngine->fontDef.styleName : QString();

never executed: return d->isValid() ? d->fontEngine->fontDef.styleName : QString();

179 } -

180 -

181 -

182 -

183 -

184 -

185 -

186 QFont::Style QRawFont::style() const -

187 { -

188

return

never executed: return d->isValid() ? QFont::Style(d->fontEngine->fontDef.style) : QFont::StyleNormal;

d->isValid() ? QFont::Style(d->fontEngine->fontDef.style) : QFont::StyleNormal;

never executed: return d->isValid() ? QFont::Style(d->fontEngine->fontDef.style) : QFont::StyleNormal;

189 } -

190 -

191 -

192 -

193 -

194 -

195 -

196 int QRawFont::weight() const -

197 { -

198

return

never executed: return d->isValid() ? int(d->fontEngine->fontDef.weight) : -1;

d->isValid() ? int(d->fontEngine->fontDef.weight) : -1;

never executed: return d->isValid() ? int(d->fontEngine->fontDef.weight) : -1;

199 } -

200 QVector<quint32> QRawFont::glyphIndexesForString(const QString &text) const -

201 { -

202 QVector<quint32> glyphIndexes; -

203

if (!d->isValid()

!d->isValid()	Description
TRUE	never evaluated
FALSE	never evaluated

|| text.isEmpty()

text.isEmpty()	Description
TRUE	never evaluated
FALSE	never evaluated

)

204

return

never executed: return glyphIndexes;

glyphIndexes;

never executed: return glyphIndexes;

205 -

206 int numGlyphs = text.size(); -

207 glyphIndexes.resize(numGlyphs); -

208 -

209 QGlyphLayout glyphs; -

210 glyphs.numGlyphs = numGlyphs; -

211 glyphs.glyphs = glyphIndexes.data(); -

212

if (!d->fontEngine->stringToCMap(text.data(), text.size(), &glyphs, &numGlyphs, QFontEngine::GlyphIndicesOnly)

!d->fontEngine...phIndicesOnly)	Description
TRUE	never evaluated
FALSE	never evaluated

)

213

do { ((!(false)) ? qt_assert_x("Q_UNREACHABLE()", "Q_UNREACHABLE was reached",__FILE__,500) : qt_noop()); __builtin_unreachable(); }

never executed: end of block

while (0);

214 -

215 glyphIndexes.resize(numGlyphs); -

216

return

never executed: return glyphIndexes;

glyphIndexes;

never executed: return glyphIndexes;

217 } -

218 bool QRawFont::glyphIndexesForChars(const QChar *chars, int numChars, quint32 *glyphIndexes, int *numGlyphs) const -

219 { -

220 ((!(numGlyphs)) ? qt_assert("numGlyphs",__FILE__,518) : qt_noop()); -

221

if (!d->isValid()

!d->isValid()	Description
TRUE	never evaluated
FALSE	never evaluated

|| numChars <= 0

numChars <= 0	Description
TRUE	never evaluated
FALSE	never evaluated

) {

222 *numGlyphs = 0; -

223

return

never executed: return false;

false;

never executed: return false;

224 } -

225 -

226

if (*

*numGlyphs <= 0	Description
TRUE	never evaluated
FALSE	never evaluated

numGlyphs <= 0

*numGlyphs <= 0	Description
TRUE	never evaluated
FALSE	never evaluated

|| !glyphIndexes

!glyphIndexes	Description
TRUE	never evaluated
FALSE	never evaluated

) {

227 *numGlyphs = numChars; -

228

return

never executed: return false;

false;

never executed: return false;

229 } -

230 -

231 QGlyphLayout glyphs; -

232 glyphs.numGlyphs = *numGlyphs; -

233 glyphs.glyphs = glyphIndexes; -

234

return

never executed: return d->fontEngine->stringToCMap(chars, numChars, &glyphs, numGlyphs, QFontEngine::GlyphIndicesOnly);

d->fontEngine->stringToCMap(chars, numChars, &glyphs, numGlyphs, QFontEngine::GlyphIndicesOnly);

never executed: return d->fontEngine->stringToCMap(chars, numChars, &glyphs, numGlyphs, QFontEngine::GlyphIndicesOnly);

235 } -

236 bool QRawFont::advancesForGlyphIndexes(const quint32 *glyphIndexes, QPointF *advances, int numGlyphs, LayoutFlags layoutFlags) const -

237 { -

238 ((!(glyphIndexes && advances)) ? qt_assert("glyphIndexes && advances",__FILE__,573) : qt_noop()); -

239

if (!d->isValid()

!d->isValid()	Description
TRUE	never evaluated
FALSE	never evaluated

|| numGlyphs <= 0

numGlyphs <= 0	Description
TRUE	never evaluated
FALSE	never evaluated

)

240

return

never executed: return false;

false;

never executed: return false;

241 -

242 QVarLengthArray<QFixed> tmpAdvances(numGlyphs); -

243 -

244 QGlyphLayout glyphs; -

245 glyphs.glyphs = const_cast<glyph_t *>(glyphIndexes); -

246 glyphs.numGlyphs = numGlyphs; -

247 glyphs.advances = tmpAdvances.data(); -

248 -

249 bool design = layoutFlags & UseDesignMetrics; -

250 -

251 d->fontEngine->recalcAdvances(&glyphs, design ? QFontEngine::DesignMetrics : QFontEngine::ShaperFlag(0)); -

252

if (layoutFlags & KernedAdvances

layoutFlags & KernedAdvances	Description
TRUE	never evaluated
FALSE	never evaluated

)

253

d->fontEngine->doKerning(&glyphs, design ? QFontEngine::DesignMetrics : QFontEngine::ShaperFlag(0));

never executed: d->fontEngine->doKerning(&glyphs, design ? QFontEngine::DesignMetrics : QFontEngine::ShaperFlag(0));

254 -

255

for (int i=0; i<numGlyphs

i<numGlyphs	Description
TRUE	never evaluated
FALSE	never evaluated

; ++i)

256

advances[i] = QPointF(tmpAdvances[i].toReal(), 0.0);

never executed: advances[i] = QPointF(tmpAdvances[i].toReal(), 0.0);

257 -

258

return

never executed: return true;

true;

never executed: return true;

259 } -

260 bool QRawFont::advancesForGlyphIndexes(const quint32 *glyphIndexes, QPointF *advances, int numGlyphs) const -

261 { -

262

return

never executed: return QRawFont::advancesForGlyphIndexes(glyphIndexes, advances, numGlyphs, SeparateAdvances);

QRawFont::advancesForGlyphIndexes(glyphIndexes, advances, numGlyphs, SeparateAdvances);

never executed: return QRawFont::advancesForGlyphIndexes(glyphIndexes, advances, numGlyphs, SeparateAdvances);

263 } -

264 -

265 -

266 -

267 -

268 -

269 -

270 QFont::HintingPreference QRawFont::hintingPreference() const -

271 { -

272

return

never executed: return d->isValid() ? d->hintingPreference : QFont::PreferDefaultHinting;

d->isValid() ? d->hintingPreference : QFont::PreferDefaultHinting;

never executed: return d->isValid() ? d->hintingPreference : QFont::PreferDefaultHinting;

273 } -

274 -

275 -

276 -

277 -

278 -

279 -

280 -

281 QByteArray QRawFont::fontTable(const char *tagName) const -

282 { -

283

if (!d->isValid()

!d->isValid()	Description
TRUE	never evaluated
FALSE	never evaluated

)

284

return

never executed: return QByteArray();

QByteArray();

never executed: return QByteArray();

285 -

286

return

never executed:

return d->fontEngine->getSfntTable(( (((quint32)(tagName[0])) << 24) | (((quint32)(tagName[1])) << 16) | (((quint32)(tagName[2])) << 8) | ((quint32)(tagName[3])) ));

d->fontEngine->getSfntTable(( (((quint32)(tagName[0])) << 24) | (((quint32)(tagName[1])) << 16) | (((quint32)(tagName[2])) << 8) | ((quint32)(tagName[3])) ));

never executed:

return d->fontEngine->getSfntTable(( (((quint32)(tagName[0])) << 24) | (((quint32)(tagName[1])) << 16) | (((quint32)(tagName[2])) << 8) | ((quint32)(tagName[3])) ));

287 } -

288 QList<QFontDatabase::WritingSystem> QRawFont::supportedWritingSystems() const -

289 { -

290 QList<QFontDatabase::WritingSystem> writingSystems; -

291

if (d->isValid()

d->isValid()	Description
TRUE	never evaluated
FALSE	never evaluated

) {

292 QByteArray os2Table = fontTable("OS/2"); -

293

if (os2Table.size() > 86

os2Table.size() > 86	Description
TRUE	never evaluated
FALSE	never evaluated

) {

294 const uchar * const data = reinterpret_cast<const uchar *>(os2Table.constData()); -

295 const uchar * const bigEndianUnicodeRanges = data + 42; -

296 const uchar * const bigEndianCodepageRanges = data + 78; -

297 -

298 quint32 unicodeRanges[4]; -

299 quint32 codepageRanges[2]; -

300 -

301

for (size_t i = 0; i < sizeof unicodeRanges / sizeof *unicodeRanges

i < sizeof uni...*unicodeRanges	Description
TRUE	never evaluated
FALSE	never evaluated

; ++i)

302

unicodeRanges[i] = qFromBigEndian<quint32>(bigEndianUnicodeRanges + i * sizeof(quint32));

never executed: unicodeRanges[i] = qFromBigEndian<quint32>(bigEndianUnicodeRanges + i * sizeof(quint32));

303 -

304

for (size_t i = 0; i < sizeof codepageRanges / sizeof *codepageRanges

i < sizeof cod...codepageRanges	Description
TRUE	never evaluated
FALSE	never evaluated

; ++i)

305

codepageRanges[i] = qFromBigEndian<quint32>(bigEndianCodepageRanges + i * sizeof(quint32));

never executed: codepageRanges[i] = qFromBigEndian<quint32>(bigEndianCodepageRanges + i * sizeof(quint32));

306 -

307 QSupportedWritingSystems ws = QPlatformFontDatabase::writingSystemsFromTrueTypeBits(unicodeRanges, codepageRanges); -

308

for (int i = 0; i < QFontDatabase::WritingSystemsCount

i < QFontDatab...ngSystemsCount	Description
TRUE	never evaluated
FALSE	never evaluated

; ++i) {

309

if (ws.supported(QFontDatabase::WritingSystem(i))

ws.supported(Q...tingSystem(i))	Description
TRUE	never evaluated
FALSE	never evaluated

)

310

writingSystems.append(QFontDatabase::WritingSystem(i));

never executed: writingSystems.append(QFontDatabase::WritingSystem(i));

311

}

never executed: end of block

312

}

never executed: end of block

313

}

never executed: end of block

314 -

315

return

never executed: return writingSystems;

writingSystems;

never executed: return writingSystems;

316 } -

317 -

318 -

319 -

320 -

321 -

322 -

323 bool QRawFont::supportsCharacter(QChar character) const -

324 { -

325

return

never executed: return supportsCharacter(character.unicode());

supportsCharacter(character.unicode());

never executed: return supportsCharacter(character.unicode());

326 } -

327 bool QRawFont::supportsCharacter(uint ucs4) const -

328 { -

329

return

never executed: return d->isValid() && d->fontEngine->canRender(ucs4);

d->isValid() && d->fontEngine->canRender(ucs4);

never executed: return d->isValid() && d->fontEngine->canRender(ucs4);

330 } -

331 -

332 -

333 extern int qt_script_for_writing_system(QFontDatabase::WritingSystem writingSystem); -

334 QRawFont QRawFont::fromFont(const QFont &font, QFontDatabase::WritingSystem writingSystem) -

335 { -

336 QRawFont rawFont; -

337 const QFontPrivate *font_d = QFontPrivate::get(font); -

338 int script = qt_script_for_writing_system(writingSystem); -

339 QFontEngine *fe = font_d->engineForScript(script); -

340 -

341

if (fe != 0

fe != 0	Description
TRUE	never evaluated
FALSE	never evaluated

&& fe->type() == QFontEngine::Multi

fe->type() == ...tEngine::Multi	Description
TRUE	never evaluated
FALSE	never evaluated

) {

342 QFontEngineMulti *multiEngine = static_cast<QFontEngineMulti *>(fe); -

343 fe = multiEngine->engine(0); -

344 -

345

if (script > QChar::Script_Latin

script > QChar::Script_Latin	Description
TRUE	never evaluated
FALSE	never evaluated

) {

346 -

347 QFontDef request(multiEngine->fontDef); -

348 request.styleStrategy |= QFont::NoFontMerging; -

349 -

350

if (QFontEngine *engine = QFontDatabase::findFont(request, script)

QFontEngine *e...quest, script)	Description
TRUE	never evaluated
FALSE	never evaluated

) {

351

if (request.weight > QFont::Normal

request.weight > QFont::Normal	Description
TRUE	never evaluated
FALSE	never evaluated

)

352

engine->fontDef.weight = request.weight;

never executed: engine->fontDef.weight = request.weight;

353

if (request.style > QFont::StyleNormal

request.style ...t::StyleNormal	Description
TRUE	never evaluated
FALSE	never evaluated

)

354

engine->fontDef.style = request.style;

never executed: engine->fontDef.style = request.style;

355 fe = engine; -

356

}

never executed: end of block

357

}

never executed: end of block

358 ((!(fe)) ? qt_assert("fe",__FILE__,733) : qt_noop()); -

359

}

never executed: end of block

360 -

361

if (fe != 0

fe != 0	Description
TRUE	never evaluated
FALSE	never evaluated

) {

362 rawFont.d.data()->setFontEngine(fe); -

363 rawFont.d.data()->hintingPreference = font.hintingPreference(); -

364

}

never executed: end of block

365

return

never executed: return rawFont;

rawFont;

never executed: return rawFont;

366 } -

367 -

368 -

369 -

370 -

371 void QRawFont::setPixelSize(qreal pixelSize) -

372 { -

373

if (!d->isValid()

!d->isValid()	Description
TRUE	never evaluated
FALSE	never evaluated

|| qFuzzyCompare(d->fontEngine->fontDef.pixelSize, pixelSize)

qFuzzyCompare(...ze, pixelSize)	Description
TRUE	never evaluated
FALSE	never evaluated

)

374

return;

never executed: return;

375 -

376 d.detach(); -

377 d->setFontEngine(d->fontEngine->cloneWithSize(pixelSize)); -

378

}

never executed: end of block

379 -

380 -

381 -

382 -

383 void QRawFontPrivate::loadFromData(const QByteArray &fontData, qreal pixelSize, -

384 QFont::HintingPreference hintingPreference) -

385 { -

386 ((!(fontEngine == 0)) ? qt_assert("fontEngine == 0",__FILE__,761) : qt_noop()); -

387 -

388 QPlatformFontDatabase *pfdb = QGuiApplicationPrivate::platformIntegration()->fontDatabase(); -

389 setFontEngine(pfdb->fontEngine(fontData, pixelSize, hintingPreference)); -

390

}

never executed: end of block

391 -

392 -

393 -

394 -

395 -

396 -

397 QRectF QRawFont::boundingRect(quint32 glyphIndex) const -

398 { -

399

if (!d->isValid()

!d->isValid()	Description
TRUE	never evaluated
FALSE	never evaluated

)

400

return

never executed: return QRectF();

QRectF();

never executed: return QRectF();

401 -

402 glyph_metrics_t gm = d->fontEngine->boundingBox(glyphIndex); -

403

return

never executed: return QRectF(gm.x.toReal(), gm.y.toReal(), gm.width.toReal(), gm.height.toReal());

QRectF(gm.x.toReal(), gm.y.toReal(), gm.width.toReal(), gm.height.toReal());

never executed: return QRectF(gm.x.toReal(), gm.y.toReal(), gm.width.toReal(), gm.height.toReal());

404 } -

405 -

406 -

407 -

408 -

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