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Diffstat (limited to 'demos/qtdemo/scanitem.cpp')
-rw-r--r-- | demos/qtdemo/scanitem.cpp | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/demos/qtdemo/scanitem.cpp b/demos/qtdemo/scanitem.cpp new file mode 100644 index 0000000..0eab840 --- /dev/null +++ b/demos/qtdemo/scanitem.cpp @@ -0,0 +1,80 @@ +/**************************************************************************** +** +** 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 "scanitem.h" +#include "colors.h" + +#define ITEM_WIDTH 16 +#define ITEM_HEIGHT 16 + +ScanItem::ScanItem(QGraphicsScene *scene, QGraphicsItem *parent) + : DemoItem(scene, parent) +{ + useSharedImage(QString(__FILE__)); +} + +ScanItem::~ScanItem() +{ +} + +QImage *ScanItem::createImage(const QMatrix &matrix) const +{ + QRect scaledRect = matrix.mapRect(QRect(0, 0, ITEM_WIDTH, ITEM_HEIGHT)); + QImage *image = new QImage(scaledRect.width(), scaledRect.height(), QImage::Format_ARGB32_Premultiplied); + image->fill(QColor(0, 0, 0, 0).rgba()); + QPainter painter(image); + painter.setRenderHint(QPainter::Antialiasing); + + if (Colors::useEightBitPalette){ + painter.setPen(QPen(QColor(100, 100, 100), 2)); + painter.setBrush(QColor(206, 246, 117)); + painter.drawEllipse(1, 1, scaledRect.width()-2, scaledRect.height()-2); + } + else { + painter.setPen(QPen(QColor(0, 0, 0, 15), 1)); +// painter.setBrush(QColor(206, 246, 117, 150)); + painter.setBrush(QColor(0, 0, 0, 15)); + painter.drawEllipse(1, 1, scaledRect.width()-2, scaledRect.height()-2); + } + return image; +} + + |