/**************************************************************************** ** ** Copyright (C) 2005-2008 Trolltech ASA. All rights reserved. ** ** This file is part of the demonstration applications of the Qt Toolkit. ** ** This file may be used under the terms of the GNU General Public ** License versions 2.0 or 3.0 as published by the Free Software ** Foundation and appearing in the files LICENSE.GPL2 and LICENSE.GPL3 ** included in the packaging of this file. Alternatively you may (at ** your option) use any later version of the GNU General Public ** License if such license has been publicly approved by Trolltech ASA ** (or its successors, if any) and the KDE Free Qt Foundation. In ** addition, as a special exception, Trolltech gives you certain ** additional rights. These rights are described in the Trolltech GPL ** Exception version 1.1, which can be found at ** http://www.trolltech.com/products/qt/gplexception/ and in the file ** GPL_EXCEPTION.txt in this package. ** ** Please review the following information to ensure GNU General ** Public Licensing requirements will be met: ** http://trolltech.com/products/qt/licenses/licensing/opensource/. If ** you are unsure which license is appropriate for your use, please ** review the following information: ** http://trolltech.com/products/qt/licenses/licensing/licensingoverview ** or contact the sales department at sales@trolltech.com. ** ** In addition, as a special exception, Trolltech, as the sole ** copyright holder for Qt Designer, grants users of the Qt/Eclipse ** Integration plug-in the right for the Qt/Eclipse Integration to ** link to functionality provided by Qt Designer and its related ** libraries. ** ** This file is provided "AS IS" with NO WARRANTY OF ANY KIND, ** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR ** A PARTICULAR PURPOSE. Trolltech reserves all rights not expressly ** granted herein. ** ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. ** ****************************************************************************/ #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(170, 160, 160)); 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(206, 246, 117, 200)); brush.setColorAt(1.0, QColor(206, 246, 117, 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; }