Swiftdiff options
| author | Remko Tronçon <git@el-tramo.be> | 2011-03-08 22:00:09 (GMT) |
|---|---|---|
| committer | Remko Tronçon <git@el-tramo.be> | 2011-03-08 22:00:09 (GMT) |
| commit | 87ff1525f682105fa4e5a9a75dc7d844b19cfdbb (patch) | |
| tree | 54dabebb45f639fcd597b9a75d6084230fffd82e /Swift/QtUI/QtScaledAvatarCache.cpp | |
| parent | 27d21b371f24272466a2d6a5bf2e2b717ee2d9fc (diff) | |
| download | swift-87ff1525f682105fa4e5a9a75dc7d844b19cfdbb.zip swift-87ff1525f682105fa4e5a9a75dc7d844b19cfdbb.tar.bz2 | |
Cache rounded avatars.
Resolves: #770
Diffstat (limited to 'Swift/QtUI/QtScaledAvatarCache.cpp')
| -rw-r--r-- | Swift/QtUI/QtScaledAvatarCache.cpp | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/Swift/QtUI/QtScaledAvatarCache.cpp b/Swift/QtUI/QtScaledAvatarCache.cpp new file mode 100644 index 0000000..6abff87 --- /dev/null +++ b/Swift/QtUI/QtScaledAvatarCache.cpp @@ -0,0 +1,56 @@ +/* + * Copyright (c) 2011 Remko Tronçon + * Licensed under the GNU General Public License v3. + * See Documentation/Licenses/GPLv3.txt for more information. + */ + +#include "QtScaledAvatarCache.h" + +#include <QFileInfo> +#include <QDir> +#include <QPixmap> +#include <QImage> +#include <QImageReader> +#include <QPainter> +#include <QByteArray> + +namespace Swift { + +QtScaledAvatarCache::QtScaledAvatarCache(int size) : size(size) { +} + +QString QtScaledAvatarCache::getScaledAvatarPath(const QString& path) { + QFileInfo avatarFile(path); + if (avatarFile.exists()) { + if (!avatarFile.dir().exists(QString::number(size))) { + if (!avatarFile.dir().mkdir(QString::number(size))) { + return path; + } + } + QDir targetDir(avatarFile.dir().absoluteFilePath(QString::number(size))); + QString targetFile = targetDir.absoluteFilePath(avatarFile.baseName()); + if (!QFileInfo(targetFile).exists()) { + QPixmap avatarPixmap; + avatarPixmap.load(path); + QPixmap maskedAvatar(avatarPixmap.size()); + maskedAvatar.fill(QColor(0, 0, 0, 0)); + QPainter maskPainter(&maskedAvatar); + maskPainter.setBrush(Qt::black); + maskPainter.drawRoundedRect(maskedAvatar.rect(), 25.0, 25.0, Qt::RelativeSize); + maskPainter.setCompositionMode(QPainter::CompositionMode_SourceIn); + maskPainter.drawPixmap(0, 0, avatarPixmap); + maskPainter.end(); + + if (!maskedAvatar.scaled(size, size, Qt::KeepAspectRatio, Qt::SmoothTransformation).save(targetFile, "PNG")) { + return path; + } + } + return targetFile; + } + else { + return path; + } +} + + +} |