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;
+	}
+}
+
+
+}