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authoraxis <qt-info@nokia.com>2009-04-24 11:34:15 (GMT)
committeraxis <qt-info@nokia.com>2009-04-24 11:34:15 (GMT)
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Long live Qt for S60!
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+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the demonstration applications of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain
+** additional rights. These rights are described in the Nokia Qt LGPL
+** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
+** package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <cmath>
+#include "letteritem.h"
+#include "colors.h"
+
+LetterItem::LetterItem(char letter, QGraphicsScene *scene, QGraphicsItem *parent) : DemoItem(scene, parent), letter(letter)
+{
+ useSharedImage(QString(__FILE__) + letter);
+}
+
+LetterItem::~LetterItem()
+{
+}
+
+QImage *LetterItem::createImage(const QMatrix &matrix) const
+{
+ QRect scaledRect = matrix.mapRect(QRect(0, 0, 25, 25));
+ QImage *image = new QImage(scaledRect.width(), scaledRect.height(), QImage::Format_ARGB32_Premultiplied);
+ image->fill(0);
+ QPainter painter(image);
+ painter.scale(matrix.m11(), matrix.m22());
+ painter.setRenderHints(QPainter::TextAntialiasing | QPainter::Antialiasing | QPainter::SmoothPixmapTransform);
+ painter.setPen(Qt::NoPen);
+ if (Colors::useEightBitPalette){
+ painter.setBrush(QColor(102, 175, 54));
+ painter.drawEllipse(0, 0, 25, 25);
+ painter.setFont(Colors::tickerFont());
+ painter.setPen(QColor(255, 255, 255));
+ painter.drawText(10, 15, QString(this->letter));
+ }
+ else {
+ QLinearGradient brush(0, 0, 0, 25);
+ brush.setSpread(QLinearGradient::PadSpread);
+ brush.setColorAt(0.0, QColor(102, 175, 54, 200));
+ brush.setColorAt(1.0, QColor(102, 175, 54, 60));
+ painter.setBrush(brush);
+ painter.drawEllipse(0, 0, 25, 25);
+ painter.setFont(Colors::tickerFont());
+ painter.setPen(QColor(255, 255, 255, 255));
+ painter.drawText(10, 15, QString(this->letter));
+ }
+ return image;
+}
+
+