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Diffstat (limited to 'demos/qtdemo/dockitem.cpp')
| -rw-r--r-- | demos/qtdemo/dockitem.cpp | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/demos/qtdemo/dockitem.cpp b/demos/qtdemo/dockitem.cpp new file mode 100644 index 0000000..7f26f04 --- /dev/null +++ b/demos/qtdemo/dockitem.cpp @@ -0,0 +1,108 @@ +/**************************************************************************** +** +** 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 "dockitem.h" +#include "colors.h" + +DockItem::DockItem(ORIENTATION orien, qreal x, qreal y, qreal width, qreal length, QGraphicsScene *scene, QGraphicsItem *parent) + : DemoItem(scene, parent) +{ + this->orientation = orien; + this->width = width; + this->length = length; + this->setPos(x, y); + this->setZValue(40); + this->setupPixmap(); +} + +void DockItem::setupPixmap() +{ + this->pixmap = new QPixmap(int(this->boundingRect().width()), int(this->boundingRect().height())); + this->pixmap->fill(QColor(0, 0, 0, 0)); + QPainter painter(this->pixmap); + // create brush: + QColor background = Colors::sceneBg1; + QLinearGradient brush(0, 0, 0, this->boundingRect().height()); + brush.setSpread(QGradient::PadSpread); + + if (this->orientation == DOWN){ + brush.setColorAt(0.0, background); + brush.setColorAt(0.2, background); + background.setAlpha(0); + brush.setColorAt(1.0, background); + } + else + if (this->orientation == UP){ + brush.setColorAt(1.0, background); + brush.setColorAt(0.8, background); + background.setAlpha(0); + brush.setColorAt(0.0, background); + } + else + qWarning("DockItem doesn't support the orientation given!"); + + painter.fillRect(0, 0, int(this->boundingRect().width()), int(this->boundingRect().height()), brush); + +} + +DockItem::~DockItem() +{ + delete this->pixmap; +} + +QRectF DockItem::boundingRect() const +{ + if (this->orientation == UP || this->orientation == DOWN) + return QRectF(0, 0, this->length, this->width); + else + return QRectF(0, 0, this->width, this->length); +} + +void DockItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget) +{ + Q_UNUSED(option); + Q_UNUSED(widget); + + painter->drawPixmap(0, 0, *this->pixmap); +} + + + |