OpenCoverage

qquickfontloader.cpp

Absolute File Name:/home/opencoverage/opencoverage/guest-scripts/qtdeclarative/src/qtdeclarative/src/quick/util/qquickfontloader.cpp
Source codeSwitch to Preprocessed file
LineSourceCount
1/****************************************************************************-
2**-
3** Copyright (C) 2016 The Qt Company Ltd.-
4** Contact: https://www.qt.io/licensing/-
5**-
6** This file is part of the QtQuick module of the Qt Toolkit.-
7**-
8** $QT_BEGIN_LICENSE:LGPL$-
9** Commercial License Usage-
10** Licensees holding valid commercial Qt licenses may use this file in-
11** accordance with the commercial license agreement provided with the-
12** Software or, alternatively, in accordance with the terms contained in-
13** a written agreement between you and The Qt Company. For licensing terms-
14** and conditions see https://www.qt.io/terms-conditions. For further-
15** information use the contact form at https://www.qt.io/contact-us.-
16**-
17** GNU Lesser General Public License Usage-
18** Alternatively, this file may be used under the terms of the GNU Lesser-
19** General Public License version 3 as published by the Free Software-
20** Foundation and appearing in the file LICENSE.LGPL3 included in the-
21** packaging of this file. Please review the following information to-
22** ensure the GNU Lesser General Public License version 3 requirements-
23** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.-
24**-
25** GNU General Public License Usage-
26** Alternatively, this file may be used under the terms of the GNU-
27** General Public License version 2.0 or (at your option) the GNU General-
28** Public license version 3 or any later version approved by the KDE Free-
29** Qt Foundation. The licenses are as published by the Free Software-
30** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3-
31** included in the packaging of this file. Please review the following-
32** information to ensure the GNU General Public License requirements will-
33** be met: https://www.gnu.org/licenses/gpl-2.0.html and-
34** https://www.gnu.org/licenses/gpl-3.0.html.-
35**-
36** $QT_END_LICENSE$-
37**-
38****************************************************************************/-
39-
40#include "qquickfontloader_p.h"-
41-
42#include <qqmlcontext.h>-
43#include <qqmlengine.h>-
44-
45#include <QStringList>-
46#include <QUrl>-
47#include <QDebug>-
48-
49#include <QFontDatabase>-
50-
51#include <private/qobject_p.h>-
52#include <qqmlinfo.h>-
53#include <qqmlfile.h>-
54-
55#if QT_CONFIG(qml_network)-
56#include <QNetworkRequest>-
57#include <QNetworkReply>-
58#endif-
59-
60#include <QtCore/QCoreApplication>-
61-
62QT_BEGIN_NAMESPACE-
63-
64#define FONTLOADER_MAXIMUM_REDIRECT_RECURSION 16-
65-
66class QQuickFontObject : public QObject-
67{-
68Q_OBJECT-
69-
70public:-
71 explicit QQuickFontObject(int _id = -1);-
72-
73#if QT_CONFIG(qml_network)-
74 void download(const QUrl &url, QNetworkAccessManager *manager);-
75-
76Q_SIGNALS:-
77 void fontDownloaded(const QString&, QQuickFontLoader::Status);-
78-
79private:-
80 int redirectCount = 0;-
81 QNetworkReply *reply = nullptr;-
82-
83private Q_SLOTS:-
84 void replyFinished();-
85#endif // qml_network-
86-
87public:-
88 int id;-
89-
90 Q_DISABLE_COPY(QQuickFontObject)-
91};-
92-
93QQuickFontObject::QQuickFontObject(int _id)-
94 : QObject(nullptr), id(_id)-
95{-
96}
executed 22 times by 3 tests: end of block
Executed by:
  • tst_examples
  • tst_qquickfontloader
  • tst_qquickfontloader_static
22
97-
98#if QT_CONFIG(qml_network)-
99void QQuickFontObject::download(const QUrl &url, QNetworkAccessManager *manager)-
100{-
101 QNetworkRequest req(url);-
102 req.setAttribute(QNetworkRequest::HttpPipeliningAllowedAttribute, true);-
103 reply = manager->get(req);-
104 QObject::connect(reply, SIGNAL(finished()), this, SLOT(replyFinished()));-
105}
executed 14 times by 2 tests: end of block
Executed by:
  • tst_examples
  • tst_qquickfontloader
14
106-
107void QQuickFontObject::replyFinished()-
108{-
109 if (reply) {
replyDescription
TRUEevaluated 14 times by 2 tests
Evaluated by:
  • tst_examples
  • tst_qquickfontloader
FALSEnever evaluated
0-14
110 redirectCount++;-
111 if (redirectCount < FONTLOADER_MAXIMUM_REDIRECT_RECURSION) {
redirectCount < 16Description
TRUEevaluated 14 times by 2 tests
Evaluated by:
  • tst_examples
  • tst_qquickfontloader
FALSEnever evaluated
0-14
112 QVariant redirect = reply->attribute(QNetworkRequest::RedirectionTargetAttribute);-
113 if (redirect.isValid()) {
redirect.isValid()Description
TRUEevaluated 2 times by 1 test
Evaluated by:
  • tst_qquickfontloader
FALSEevaluated 12 times by 2 tests
Evaluated by:
  • tst_examples
  • tst_qquickfontloader
2-12
114 QUrl url = reply->url().resolved(redirect.toUrl());-
115 QNetworkAccessManager *manager = reply->manager();-
116 reply->deleteLater();-
117 reply = nullptr;-
118 download(url, manager);-
119 return;
executed 2 times by 1 test: return;
Executed by:
  • tst_qquickfontloader
2
120 }-
121 }
executed 12 times by 2 tests: end of block
Executed by:
  • tst_examples
  • tst_qquickfontloader
12
122 redirectCount = 0;-
123-
124 if (!reply->error()) {
!reply->error()Description
TRUEevaluated 6 times by 1 test
Evaluated by:
  • tst_qquickfontloader
FALSEevaluated 6 times by 2 tests
Evaluated by:
  • tst_examples
  • tst_qquickfontloader
6
125 id = QFontDatabase::addApplicationFontFromData(reply->readAll());-
126 if (id != -1)
id != -1Description
TRUEevaluated 6 times by 1 test
Evaluated by:
  • tst_qquickfontloader
FALSEnever evaluated
0-6
127 emit fontDownloaded(QFontDatabase::applicationFontFamilies(id).at(0), QQuickFontLoader::Ready);
executed 6 times by 1 test: fontDownloaded(QFontDatabase::applicationFontFamilies(id).at(0), QQuickFontLoader::Ready);
Executed by:
  • tst_qquickfontloader
6
128 else-
129 emit fontDownloaded(QString(), QQuickFontLoader::Error);
never executed: fontDownloaded(QString(), QQuickFontLoader::Error);
0
130 } else {-
131 qWarning("%s: Unable to load font '%s': %s", Q_FUNC_INFO,-
132 qPrintable(reply->url().toString()), qPrintable(reply->errorString()));-
133 emit fontDownloaded(QString(), QQuickFontLoader::Error);-
134 }
executed 6 times by 2 tests: end of block
Executed by:
  • tst_examples
  • tst_qquickfontloader
6
135 reply->deleteLater();-
136 reply = nullptr;-
137 }
executed 12 times by 2 tests: end of block
Executed by:
  • tst_examples
  • tst_qquickfontloader
12
138}
executed 12 times by 2 tests: end of block
Executed by:
  • tst_examples
  • tst_qquickfontloader
12
139#endif // qml_network-
140-
141class QQuickFontLoaderPrivate : public QObjectPrivate-
142{-
143 Q_DECLARE_PUBLIC(QQuickFontLoader)-
144-
145public:-
146 QQuickFontLoaderPrivate() {}-
147-
148 QUrl url;-
149 QString name;-
150 QQuickFontLoader::Status status = QQuickFontLoader::Null;-
151};-
152-
153static void q_QFontLoaderFontsStaticReset();-
154static void q_QFontLoaderFontsAddReset()-
155{-
156 qAddPostRoutine(q_QFontLoaderFontsStaticReset);-
157}
executed 10 times by 3 tests: end of block
Executed by:
  • tst_examples
  • tst_qquickfontloader
  • tst_qquickfontloader_static
10
158class QFontLoaderFonts-
159{-
160public:-
161 QFontLoaderFonts()-
162 {-
163 qAddPostRoutine(q_QFontLoaderFontsStaticReset);-
164 qAddPreRoutine(q_QFontLoaderFontsAddReset);-
165 }
executed 6 times by 3 tests: end of block
Executed by:
  • tst_examples
  • tst_qquickfontloader
  • tst_qquickfontloader_static
6
166-
167 ~QFontLoaderFonts()-
168 {-
169 qRemovePostRoutine(q_QFontLoaderFontsStaticReset);-
170 reset();-
171 }
executed 6 times by 3 tests: end of block
Executed by:
  • tst_examples
  • tst_qquickfontloader
  • tst_qquickfontloader_static
6
172-
173-
174 void reset()-
175 {-
176 QVector<QQuickFontObject *> deleted;-
177 QHash<QUrl, QQuickFontObject*>::iterator it;-
178 for (it = map.begin(); it != map.end(); ++it) {
it != map.end()Description
TRUEevaluated 22 times by 3 tests
Evaluated by:
  • tst_examples
  • tst_qquickfontloader
  • tst_qquickfontloader_static
FALSEevaluated 22 times by 3 tests
Evaluated by:
  • tst_examples
  • tst_qquickfontloader
  • tst_qquickfontloader_static
22
179 if (!deleted.contains(it.value())) {
!deleted.contains(it.value())Description
TRUEevaluated 22 times by 3 tests
Evaluated by:
  • tst_examples
  • tst_qquickfontloader
  • tst_qquickfontloader_static
FALSEnever evaluated
0-22
180 deleted.append(it.value());-
181 delete it.value();-
182 }
executed 22 times by 3 tests: end of block
Executed by:
  • tst_examples
  • tst_qquickfontloader
  • tst_qquickfontloader_static
22
183 }
executed 22 times by 3 tests: end of block
Executed by:
  • tst_examples
  • tst_qquickfontloader
  • tst_qquickfontloader_static
22
184 map.clear();-
185 }
executed 22 times by 3 tests: end of block
Executed by:
  • tst_examples
  • tst_qquickfontloader
  • tst_qquickfontloader_static
22
186-
187 QHash<QUrl, QQuickFontObject *> map;-
188};-
189Q_GLOBAL_STATIC(QFontLoaderFonts, fontLoaderFonts);
executed 6 times by 3 tests: end of block
Executed by:
  • tst_examples
  • tst_qquickfontloader
  • tst_qquickfontloader_static
executed 6 times by 3 tests: guard.store(QtGlobalStatic::Destroyed);
Executed by:
  • tst_examples
  • tst_qquickfontloader
  • tst_qquickfontloader_static
executed 78 times by 3 tests: return &holder.value;
Executed by:
  • tst_examples
  • tst_qquickfontloader
  • tst_qquickfontloader_static
guard.load() =...c::InitializedDescription
TRUEevaluated 6 times by 3 tests
Evaluated by:
  • tst_examples
  • tst_qquickfontloader
  • tst_qquickfontloader_static
FALSEnever evaluated
0-78
190-
191static void q_QFontLoaderFontsStaticReset()-
192{-
193 fontLoaderFonts()->reset();-
194}
executed 16 times by 3 tests: end of block
Executed by:
  • tst_examples
  • tst_qquickfontloader
  • tst_qquickfontloader_static
16
195-
196/*!-
197 \qmltype FontLoader-
198 \instantiates QQuickFontLoader-
199 \inqmlmodule QtQuick-
200 \ingroup qtquick-text-utility-
201 \brief Allows fonts to be loaded by name or URL.-
202-
203 The FontLoader type is used to load fonts by name or URL.-
204-
205 The \l status indicates when the font has been loaded, which is useful-
206 for fonts loaded from remote sources.-
207-
208 For example:-
209 \qml-
210 import QtQuick 2.0-
211-
212 Column {-
213 FontLoader { id: fixedFont; name: "Courier" }-
214 FontLoader { id: webFont; source: "http://www.mysite.com/myfont.ttf" }-
215-
216 Text { text: "Fixed-size font"; font.family: fixedFont.name }-
217 Text { text: "Fancy font"; font.family: webFont.name }-
218 }-
219 \endqml-
220-
221 \sa {Qt Quick Examples - Text#Fonts}{Qt Quick Examples - Text Fonts}-
222*/-
223QQuickFontLoader::QQuickFontLoader(QObject *parent)-
224 : QObject(*(new QQuickFontLoaderPrivate), parent)-
225{-
226}
executed 30 times by 3 tests: end of block
Executed by:
  • tst_examples
  • tst_qquickfontloader
  • tst_qquickfontloader_static
30
227-
228QQuickFontLoader::~QQuickFontLoader()-
229{-
230}-
231-
232/*!-
233 \qmlproperty url QtQuick::FontLoader::source-
234 The URL of the font to load.-
235*/-
236QUrl QQuickFontLoader::source() const-
237{-
238 Q_D(const QQuickFontLoader);-
239 return d->url;
executed 20 times by 1 test: return d->url;
Executed by:
  • tst_qquickfontloader
20
240}-
241-
242void QQuickFontLoader::setSource(const QUrl &url)-
243{-
244 Q_D(QQuickFontLoader);-
245 if (url == d->url)
url == d->urlDescription
TRUEnever evaluated
FALSEevaluated 32 times by 3 tests
Evaluated by:
  • tst_examples
  • tst_qquickfontloader
  • tst_qquickfontloader_static
0-32
246 return;
never executed: return;
0
247 d->url = url;-
248 emit sourceChanged();-
249-
250 QString localFile = QQmlFile::urlToLocalFileOrQrc(d->url);-
251 if (!localFile.isEmpty()) {
!localFile.isEmpty()Description
TRUEevaluated 18 times by 3 tests
Evaluated by:
  • tst_examples
  • tst_qquickfontloader
  • tst_qquickfontloader_static
FALSEevaluated 14 times by 2 tests
Evaluated by:
  • tst_examples
  • tst_qquickfontloader
14-18
252 if (!fontLoaderFonts()->map.contains(d->url)) {
!fontLoaderFon...ntains(d->url)Description
TRUEevaluated 12 times by 3 tests
Evaluated by:
  • tst_examples
  • tst_qquickfontloader
  • tst_qquickfontloader_static
FALSEevaluated 6 times by 1 test
Evaluated by:
  • tst_qquickfontloader
6-12
253 int id = QFontDatabase::addApplicationFont(localFile);-
254 if (id != -1) {
id != -1Description
TRUEevaluated 10 times by 3 tests
Evaluated by:
  • tst_examples
  • tst_qquickfontloader
  • tst_qquickfontloader_static
FALSEevaluated 2 times by 1 test
Evaluated by:
  • tst_qquickfontloader
2-10
255 updateFontInfo(QFontDatabase::applicationFontFamilies(id).at(0), Ready);-
256 QQuickFontObject *fo = new QQuickFontObject(id);-
257 fontLoaderFonts()->map[d->url] = fo;-
258 } else {
executed 10 times by 3 tests: end of block
Executed by:
  • tst_examples
  • tst_qquickfontloader
  • tst_qquickfontloader_static
10
259 updateFontInfo(QString(), Error);-
260 }
executed 2 times by 1 test: end of block
Executed by:
  • tst_qquickfontloader
2
261 } else {-
262 updateFontInfo(QFontDatabase::applicationFontFamilies(fontLoaderFonts()->map.value(d->url)->id).at(0), Ready);-
263 }
executed 6 times by 1 test: end of block
Executed by:
  • tst_qquickfontloader
6
264 } else {-
265 if (!fontLoaderFonts()->map.contains(d->url)) {
!fontLoaderFon...ntains(d->url)Description
TRUEevaluated 12 times by 2 tests
Evaluated by:
  • tst_examples
  • tst_qquickfontloader
FALSEevaluated 2 times by 1 test
Evaluated by:
  • tst_qquickfontloader
2-12
266#if QT_CONFIG(qml_network)-
267 QQuickFontObject *fo = new QQuickFontObject;-
268 fontLoaderFonts()->map[d->url] = fo;-
269 fo->download(d->url, qmlEngine(this)->networkAccessManager());-
270 d->status = Loading;-
271 emit statusChanged();-
272 QObject::connect(fo, SIGNAL(fontDownloaded(QString,QQuickFontLoader::Status)),-
273 this, SLOT(updateFontInfo(QString,QQuickFontLoader::Status)));-
274#else-
275// Silently fail if compiled with no_network-
276#endif-
277 } else {
executed 12 times by 2 tests: end of block
Executed by:
  • tst_examples
  • tst_qquickfontloader
12
278 QQuickFontObject *fo = fontLoaderFonts()->map.value(d->url);-
279 if (fo->id == -1) {
fo->id == -1Description
TRUEnever evaluated
FALSEevaluated 2 times by 1 test
Evaluated by:
  • tst_qquickfontloader
0-2
280#if QT_CONFIG(qml_network)-
281 d->status = Loading;-
282 emit statusChanged();-
283 QObject::connect(fo, SIGNAL(fontDownloaded(QString,QQuickFontLoader::Status)),-
284 this, SLOT(updateFontInfo(QString,QQuickFontLoader::Status)));-
285#else-
286// Silently fail if compiled with no_network-
287#endif-
288 }
never executed: end of block
0
289 else-
290 updateFontInfo(QFontDatabase::applicationFontFamilies(fo->id).at(0), Ready);
executed 2 times by 1 test: updateFontInfo(QFontDatabase::applicationFontFamilies(fo->id).at(0), Ready);
Executed by:
  • tst_qquickfontloader
2
291 }-
292 }-
293}-
294-
295void QQuickFontLoader::updateFontInfo(const QString& name, QQuickFontLoader::Status status)-
296{-
297 Q_D(QQuickFontLoader);-
298-
299 if (name != d->name) {
name != d->nameDescription
TRUEevaluated 26 times by 3 tests
Evaluated by:
  • tst_examples
  • tst_qquickfontloader
  • tst_qquickfontloader_static
FALSEevaluated 6 times by 2 tests
Evaluated by:
  • tst_examples
  • tst_qquickfontloader
6-26
300 d->name = name;-
301 emit nameChanged();-
302 }
executed 26 times by 3 tests: end of block
Executed by:
  • tst_examples
  • tst_qquickfontloader
  • tst_qquickfontloader_static
26
303 if (status != d->status) {
status != d->statusDescription
TRUEevaluated 28 times by 3 tests
Evaluated by:
  • tst_examples
  • tst_qquickfontloader
  • tst_qquickfontloader_static
FALSEevaluated 4 times by 1 test
Evaluated by:
  • tst_qquickfontloader
4-28
304 if (status == Error)
status == ErrorDescription
TRUEevaluated 8 times by 2 tests
Evaluated by:
  • tst_examples
  • tst_qquickfontloader
FALSEevaluated 20 times by 3 tests
Evaluated by:
  • tst_examples
  • tst_qquickfontloader
  • tst_qquickfontloader_static
8-20
305 qmlWarning(this) << "Cannot load font: \"" << d->url.toString() << '"';
executed 8 times by 2 tests: qmlWarning(this) << "Cannot load font: \"" << d->url.toString() << '"';
Executed by:
  • tst_examples
  • tst_qquickfontloader
8
306 d->status = status;-
307 emit statusChanged();-
308 }
executed 28 times by 3 tests: end of block
Executed by:
  • tst_examples
  • tst_qquickfontloader
  • tst_qquickfontloader_static
28
309}
executed 32 times by 3 tests: end of block
Executed by:
  • tst_examples
  • tst_qquickfontloader
  • tst_qquickfontloader_static
32
310-
311/*!-
312 \qmlproperty string QtQuick::FontLoader::name-
313-
314 This property holds the name of the font family.-
315 It is set automatically when a font is loaded using the \l source property.-
316-
317 Use this to set the \c font.family property of a \c Text item.-
318-
319 Example:-
320 \qml-
321 Item {-
322 width: 200; height: 50-
323-
324 FontLoader {-
325 id: webFont-
326 source: "http://www.mysite.com/myfont.ttf"-
327 }-
328 Text {-
329 text: "Fancy font"-
330 font.family: webFont.name-
331 }-
332 }-
333 \endqml-
334*/-
335QString QQuickFontLoader::name() const-
336{-
337 Q_D(const QQuickFontLoader);-
338 return d->name;
executed 112 times by 3 tests: return d->name;
Executed by:
  • tst_examples
  • tst_qquickfontloader
  • tst_qquickfontloader_static
112
339}-
340-
341void QQuickFontLoader::setName(const QString &name)-
342{-
343 Q_D(QQuickFontLoader);-
344 if (d->name == name)
d->name == nameDescription
TRUEnever evaluated
FALSEevaluated 6 times by 2 tests
Evaluated by:
  • tst_examples
  • tst_qquickfontloader
0-6
345 return;
never executed: return;
0
346 d->name = name;-
347 emit nameChanged();-
348 d->status = Ready;-
349 emit statusChanged();-
350}
executed 6 times by 2 tests: end of block
Executed by:
  • tst_examples
  • tst_qquickfontloader
6
351-
352/*!-
353 \qmlproperty enumeration QtQuick::FontLoader::status-
354-
355 This property holds the status of font loading. It can be one of:-
356 \list-
357 \li FontLoader.Null - no font has been set-
358 \li FontLoader.Ready - the font has been loaded-
359 \li FontLoader.Loading - the font is currently being loaded-
360 \li FontLoader.Error - an error occurred while loading the font-
361 \endlist-
362-
363 Use this status to provide an update or respond to the status change in some way.-
364 For example, you could:-
365-
366 \list-
367 \li Trigger a state change:-
368 \qml-
369 State { name: 'loaded'; when: loader.status == FontLoader.Ready }-
370 \endqml-
371-
372 \li Implement an \c onStatusChanged signal handler:-
373 \qml-
374 FontLoader {-
375 id: loader-
376 onStatusChanged: if (loader.status == FontLoader.Ready) console.log('Loaded')-
377 }-
378 \endqml-
379-
380 \li Bind to the status value:-
381 \qml-
382 Text { text: loader.status == FontLoader.Ready ? 'Loaded' : 'Not loaded' }-
383 \endqml-
384 \endlist-
385*/-
386QQuickFontLoader::Status QQuickFontLoader::status() const-
387{-
388 Q_D(const QQuickFontLoader);-
389 return d->status;
executed 728 times by 2 tests: return d->status;
Executed by:
  • tst_examples
  • tst_qquickfontloader
728
390}-
391-
392QT_END_NAMESPACE-
393-
394#include <qquickfontloader.moc>-
395-
396#include "moc_qquickfontloader_p.cpp"-
Source codeSwitch to Preprocessed file
Generated by Squish Coco 4.2.0