Imported Upstream version 2.1.3

[minitube] / src / painterutils.cpp

diff --git a/src/painterutils.cpp b/src/painterutils.cpp
new file mode 100644 (file)
index 0000000..54ee39e
--- /dev/null
+++ b/src/painterutils.cpp
@@ -0,0 +1,108 @@
+/* $BEGIN_LICENSE
+
+This file is part of Minitube.
+Copyright 2009, Flavio Tordini <flavio.tordini@gmail.com>
+
+Minitube is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+Minitube is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with Minitube.  If not, see <http://www.gnu.org/licenses/>.
+
+$END_LICENSE */
+
+#include "painterutils.h"
+#include "fontutils.h"
+
+PainterUtils::PainterUtils() { }
+
+void PainterUtils::centeredMessage(QString message, QWidget* widget) {
+    QPainter painter(widget);
+    painter.setFont(FontUtils::bigBold());
+    QSize textSize(QFontMetrics(painter.font()).size(Qt::TextSingleLine, message));
+    QPoint topLeft(
+                (widget->width()-textSize.width())/2,
+                ((widget->height()-textSize.height())/2)
+                );
+    QRect rect(topLeft, textSize);
+
+    /*
+    rect.adjust(0, -1, 0, 0);
+    painter.setPen(QColor(0, 0, 0, 128));
+    painter.drawText(rect, Qt::AlignCenter, message);
+    rect.adjust(0, 1, 0, 0);
+    */
+
+    QPen textPen;
+    textPen.setBrush(widget->palette().mid());
+    painter.setPen(textPen);
+    painter.drawText(rect, Qt::AlignCenter, message);
+}
+
+void PainterUtils::topShadow(QWidget *widget) {
+    static QLinearGradient shadow;
+    static const int shadowHeight = 10;
+    if (shadow.stops().count() == 2) {
+        shadow.setFinalStop(0, shadowHeight);
+        const qreal initialOpacity = 96;
+        for (qreal i = 0; i <= 1; i += 1.0/shadowHeight) {
+            qreal opacity = qPow(initialOpacity, (1.0 - i)) - 1;
+            shadow.setColorAt(i, QColor(0x00, 0x00, 0x00, opacity));
+        }
+    }
+    QRect rect = widget->rect();
+    QPainter p(widget);
+    p.fillRect(rect.x(), rect.y(), rect.width(), shadowHeight, QBrush(shadow));
+}
+
+void PainterUtils::paintBadge(QPainter *painter, const QString &text, bool center) {
+    static const QPixmap badge1 = QPixmap(":/images/badge.png");
+    static const QPixmap badge3 = QPixmap(":/images/badge3.png");
+    static const QPixmap badge4 = QPixmap(":/images/badge4.png");
+    static const int size = badge1.height();
+
+    const int textSize = text.size();
+
+    QPixmap badge;
+    if (textSize < 3) badge = badge1;
+    else if (textSize == 3) badge = badge3;
+    else badge = badge4;
+
+    int x = 0;
+    if (center) x -= badge.width() / 2;
+
+    QRect rect(x, 0, badge.width(), size);
+    painter->drawPixmap(rect, badge);
+
+    QFont f = painter->font();
+    f.setPixelSize(11);
+    f.setHintingPreference(QFont::PreferNoHinting);
+#ifdef APP_MAC
+    f.setFamily("Helvetica");
+#endif
+#ifdef APP_WIN
+    rect.adjust(0, -2, 0, 0);
+#endif
+#ifdef Q_WS_X11
+    rect.adjust(0, -1, 0, 0);
+#endif
+    painter->save();
+    painter->setFont(f);
+
+    rect.adjust(0, 1, 0, 0);
+    painter->setPen(QColor(0, 0, 0, 64));
+    painter->drawText(rect, Qt::AlignCenter, text);
+
+    rect.adjust(0, -1, 0, 0);
+    painter->setPen(Qt::white);
+    painter->drawText(rect, Qt::AlignCenter, text);
+
+    painter->restore();
+}