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-rw-r--r--src/declarative/util/qdeclarativefontloader.cpp199
-rw-r--r--src/declarative/util/qdeclarativefontloader_p.h2
2 files changed, 129 insertions, 72 deletions
diff --git a/src/declarative/util/qdeclarativefontloader.cpp b/src/declarative/util/qdeclarativefontloader.cpp
index 1755855..91588b7 100644
--- a/src/declarative/util/qdeclarativefontloader.cpp
+++ b/src/declarative/util/qdeclarativefontloader.cpp
@@ -58,23 +58,91 @@
QT_BEGIN_NAMESPACE
+#define FONTLOADER_MAXIMUM_REDIRECT_RECURSION 16
+
+class QDeclarativeFontObject : public QObject
+{
+Q_OBJECT
+
+public:
+ QDeclarativeFontObject(int _id);
+
+ void download(const QUrl &url, QNetworkAccessManager *manager);
+
+Q_SIGNALS:
+ void fontDownloaded(const QString&, QDeclarativeFontLoader::Status);
+
+private Q_SLOTS:
+ void replyFinished();
+
+public:
+ int id;
+
+private:
+ QNetworkReply *reply;
+ int redirectCount;
+
+ Q_DISABLE_COPY(QDeclarativeFontObject)
+};
+
+QDeclarativeFontObject::QDeclarativeFontObject(int _id = -1)
+ : QObject(0), id(_id), reply(0), redirectCount(0) {}
+
+
+void QDeclarativeFontObject::download(const QUrl &url, QNetworkAccessManager *manager)
+{
+ QNetworkRequest req(url);
+ req.setAttribute(QNetworkRequest::HttpPipeliningAllowedAttribute, true);
+ reply = manager->get(req);
+ QObject::connect(reply, SIGNAL(finished()), this, SLOT(replyFinished()));
+}
+
+void QDeclarativeFontObject::replyFinished()
+{
+ if (reply) {
+ redirectCount++;
+ if (redirectCount < FONTLOADER_MAXIMUM_REDIRECT_RECURSION) {
+ QVariant redirect = reply->attribute(QNetworkRequest::RedirectionTargetAttribute);
+ if (redirect.isValid()) {
+ QUrl url = reply->url().resolved(redirect.toUrl());
+ QNetworkAccessManager *manager = reply->manager();
+ reply->deleteLater();
+ reply = 0;
+ download(url, manager);
+ return;
+ }
+ }
+ redirectCount = 0;
+
+ if (!reply->error()) {
+ id = QFontDatabase::addApplicationFontFromData(reply->readAll());
+ if (id != -1)
+ emit fontDownloaded(QFontDatabase::applicationFontFamilies(id).at(0), QDeclarativeFontLoader::Ready);
+ else
+ emit fontDownloaded(QString(), QDeclarativeFontLoader::Error);
+ } else {
+ emit fontDownloaded(QString(), QDeclarativeFontLoader::Error);
+ }
+ reply->deleteLater();
+ reply = 0;
+ }
+}
+
+
class QDeclarativeFontLoaderPrivate : public QObjectPrivate
{
Q_DECLARE_PUBLIC(QDeclarativeFontLoader)
public:
- QDeclarativeFontLoaderPrivate() : reply(0), status(QDeclarativeFontLoader::Null), redirectCount(0) {}
-
- void addFontToDatabase(const QByteArray &);
+ QDeclarativeFontLoaderPrivate() : status(QDeclarativeFontLoader::Null) {}
QUrl url;
QString name;
- QNetworkReply *reply;
QDeclarativeFontLoader::Status status;
- int redirectCount;
+ static QHash<QUrl, QDeclarativeFontObject*> fonts;
};
-
+QHash<QUrl, QDeclarativeFontObject*> QDeclarativeFontLoaderPrivate::fonts;
/*!
\qmlclass FontLoader QDeclarativeFontLoader
@@ -127,30 +195,65 @@ void QDeclarativeFontLoader::setSource(const QUrl &url)
if (url == d->url)
return;
d->url = qmlContext(this)->resolvedUrl(url);
-
- d->status = Loading;
- emit statusChanged();
emit sourceChanged();
+
#ifndef QT_NO_LOCALFILE_OPTIMIZED_QML
- QString lf = QDeclarativeEnginePrivate::urlToLocalFileOrQrc(d->url);
- if (!lf.isEmpty()) {
- int id = QFontDatabase::addApplicationFont(lf);
- if (id != -1) {
- d->name = QFontDatabase::applicationFontFamilies(id).at(0);
+ QString localFile = QDeclarativeEnginePrivate::urlToLocalFileOrQrc(d->url);
+ if (!localFile.isEmpty()) {
+ if (!d->fonts.contains(d->url)) {
+ int id = QFontDatabase::addApplicationFont(localFile);
+ if (id != -1) {
+ updateFontInfo(QFontDatabase::applicationFontFamilies(id).at(0), Ready);
+ QDeclarativeFontObject *fo = new QDeclarativeFontObject(id);
+ d->fonts[d->url] = fo;
+ } else {
+ updateFontInfo(QString(), Error);
+ }
+ } else {
+ QDeclarativeFontObject *fo = d->fonts[d->url];
+ d->name = QFontDatabase::applicationFontFamilies(fo->id).at(0);
emit nameChanged();
d->status = QDeclarativeFontLoader::Ready;
- } else {
- d->status = QDeclarativeFontLoader::Error;
- qmlInfo(this) << "Cannot load font: \"" << url.toString() << "\"";
+ emit statusChanged();
}
- emit statusChanged();
} else
#endif
{
- QNetworkRequest req(d->url);
- req.setAttribute(QNetworkRequest::HttpPipeliningAllowedAttribute, true);
- d->reply = qmlEngine(this)->networkAccessManager()->get(req);
- QObject::connect(d->reply, SIGNAL(finished()), this, SLOT(replyFinished()));
+ if (!d->fonts.contains(d->url)) {
+ QDeclarativeFontObject *fo = new QDeclarativeFontObject;
+ d->fonts[d->url] = fo;
+ fo->download(d->url, qmlEngine(this)->networkAccessManager());
+ d->status = Loading;
+ emit statusChanged();
+ QObject::connect(fo, SIGNAL(fontDownloaded(QString, QDeclarativeFontLoader::Status)),
+ this, SLOT(updateFontInfo(QString, QDeclarativeFontLoader::Status)));
+ } else {
+ QDeclarativeFontObject *fo = d->fonts[d->url];
+ if (fo->id == -1) {
+ d->status = Loading;
+ emit statusChanged();
+ QObject::connect(fo, SIGNAL(fontDownloaded(QString, QDeclarativeFontLoader::Status)),
+ this, SLOT(updateFontInfo(QString, QDeclarativeFontLoader::Status)));
+ }
+ else
+ updateFontInfo(QFontDatabase::applicationFontFamilies(fo->id).at(0), Ready);
+ }
+ }
+}
+
+void QDeclarativeFontLoader::updateFontInfo(const QString& name, QDeclarativeFontLoader::Status status)
+{
+ Q_D(QDeclarativeFontLoader);
+
+ if (name != d->name) {
+ d->name = name;
+ emit nameChanged();
+ }
+ if (status != d->status) {
+ if (status == Error)
+ qmlInfo(this) << "Cannot load font: \"" << d->url.toString() << "\"";
+ d->status = status;
+ emit statusChanged();
}
}
@@ -177,7 +280,7 @@ QString QDeclarativeFontLoader::name() const
void QDeclarativeFontLoader::setName(const QString &name)
{
Q_D(QDeclarativeFontLoader);
- if (d->name == name )
+ if (d->name == name)
return;
d->name = name;
emit nameChanged();
@@ -223,52 +326,6 @@ QDeclarativeFontLoader::Status QDeclarativeFontLoader::status() const
return d->status;
}
-#define FONTLOADER_MAXIMUM_REDIRECT_RECURSION 16
-
-void QDeclarativeFontLoader::replyFinished()
-{
- Q_D(QDeclarativeFontLoader);
- if (d->reply) {
- d->redirectCount++;
- if (d->redirectCount < FONTLOADER_MAXIMUM_REDIRECT_RECURSION) {
- QVariant redirect = d->reply->attribute(QNetworkRequest::RedirectionTargetAttribute);
- if (redirect.isValid()) {
- QUrl url = d->reply->url().resolved(redirect.toUrl());
- d->reply->deleteLater();
- d->reply = 0;
- setSource(url);
- return;
- }
- }
- d->redirectCount=0;
-
- if (!d->reply->error()) {
- QByteArray ba = d->reply->readAll();
- d->addFontToDatabase(ba);
- } else {
- d->status = Error;
- qmlInfo(this) << "Cannot load font: \"" << d->reply->url().toString() << "\"";
- emit statusChanged();
- }
- d->reply->deleteLater();
- d->reply = 0;
- }
-}
-
-void QDeclarativeFontLoaderPrivate::addFontToDatabase(const QByteArray &ba)
-{
- Q_Q(QDeclarativeFontLoader);
-
- int id = QFontDatabase::addApplicationFontFromData(ba);
- if (id != -1) {
- name = QFontDatabase::applicationFontFamilies(id).at(0);
- emit q->nameChanged();
- status = QDeclarativeFontLoader::Ready;
- } else {
- status = QDeclarativeFontLoader::Error;
- qmlInfo(q) << "Cannot load font: \"" << url.toString() << "\"";
- }
- emit q->statusChanged();
-}
-
QT_END_NAMESPACE
+
+#include <qdeclarativefontloader.moc>
diff --git a/src/declarative/util/qdeclarativefontloader_p.h b/src/declarative/util/qdeclarativefontloader_p.h
index 0344d99..bebd5a0 100644
--- a/src/declarative/util/qdeclarativefontloader_p.h
+++ b/src/declarative/util/qdeclarativefontloader_p.h
@@ -79,7 +79,7 @@ public:
Status status() const;
private Q_SLOTS:
- void replyFinished();
+ void updateFontInfo(const QString&, QDeclarativeFontLoader::Status);
Q_SIGNALS:
void sourceChanged();
generated by cgit v0.12 at 2024-12-26 16:27:56 (GMT)