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author | Lars Knoll <lars.knoll@nokia.com> | 2009-03-23 09:18:55 (GMT) |
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committer | Simon Hausmann <simon.hausmann@nokia.com> | 2009-03-23 09:18:55 (GMT) |
commit | e5fcad302d86d316390c6b0f62759a067313e8a9 (patch) | |
tree | c2afbf6f1066b6ce261f14341cf6d310e5595bc1 /examples/graphicsview/basicgraphicslayouts | |
download | Qt-e5fcad302d86d316390c6b0f62759a067313e8a9.zip Qt-e5fcad302d86d316390c6b0f62759a067313e8a9.tar.gz Qt-e5fcad302d86d316390c6b0f62759a067313e8a9.tar.bz2 |
Long live Qt 4.5!
Diffstat (limited to 'examples/graphicsview/basicgraphicslayouts')
-rw-r--r-- | examples/graphicsview/basicgraphicslayouts/basicgraphicslayouts.pro | 12 | ||||
-rw-r--r-- | examples/graphicsview/basicgraphicslayouts/basicgraphicslayouts.qrc | 5 | ||||
-rw-r--r-- | examples/graphicsview/basicgraphicslayouts/images/block.png | bin | 0 -> 2146 bytes | |||
-rw-r--r-- | examples/graphicsview/basicgraphicslayouts/layoutitem.cpp | 99 | ||||
-rw-r--r-- | examples/graphicsview/basicgraphicslayouts/layoutitem.h | 62 | ||||
-rw-r--r-- | examples/graphicsview/basicgraphicslayouts/main.cpp | 59 | ||||
-rw-r--r-- | examples/graphicsview/basicgraphicslayouts/window.cpp | 91 | ||||
-rw-r--r-- | examples/graphicsview/basicgraphicslayouts/window.h | 58 |
8 files changed, 386 insertions, 0 deletions
diff --git a/examples/graphicsview/basicgraphicslayouts/basicgraphicslayouts.pro b/examples/graphicsview/basicgraphicslayouts/basicgraphicslayouts.pro new file mode 100644 index 0000000..a166882 --- /dev/null +++ b/examples/graphicsview/basicgraphicslayouts/basicgraphicslayouts.pro @@ -0,0 +1,12 @@ +HEADERS = layoutitem.h \ + window.h +SOURCES = layoutitem.cpp \ + main.cpp \ + window.cpp +RESOURCES = basicgraphicslayouts.qrc + +# install +target.path = $$[QT_INSTALL_EXAMPLES]/graphicsview/basicgraphicslayouts +sources.files = $$SOURCES $$HEADERS $$RESOURCES basicgraphicslayouts.pro +sources.path = $$[QT_INSTALL_EXAMPLES]/graphicsview/basicgraphicslayouts +INSTALLS += target sources diff --git a/examples/graphicsview/basicgraphicslayouts/basicgraphicslayouts.qrc b/examples/graphicsview/basicgraphicslayouts/basicgraphicslayouts.qrc new file mode 100644 index 0000000..fbe2efa --- /dev/null +++ b/examples/graphicsview/basicgraphicslayouts/basicgraphicslayouts.qrc @@ -0,0 +1,5 @@ +<RCC> + <qresource> + <file>images/block.png</file> + </qresource> +</RCC> diff --git a/examples/graphicsview/basicgraphicslayouts/images/block.png b/examples/graphicsview/basicgraphicslayouts/images/block.png Binary files differnew file mode 100644 index 0000000..4c72a3f --- /dev/null +++ b/examples/graphicsview/basicgraphicslayouts/images/block.png diff --git a/examples/graphicsview/basicgraphicslayouts/layoutitem.cpp b/examples/graphicsview/basicgraphicslayouts/layoutitem.cpp new file mode 100644 index 0000000..8216b6e --- /dev/null +++ b/examples/graphicsview/basicgraphicslayouts/layoutitem.cpp @@ -0,0 +1,99 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the examples 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 "layoutitem.h" + +//! [0] +LayoutItem::LayoutItem(QGraphicsItem *parent/* = 0*/) + : QGraphicsWidget(parent) +{ + pix = new QPixmap(QLatin1String(":/images/block.png")); + // Do not allow a size smaller than the pixmap with two frames around it. + setMinimumSize(pix->size() + QSize(12, 12)); +} +//! [0] + +LayoutItem::~LayoutItem() +{ + delete pix; +} + +//! [1] +void LayoutItem::paint(QPainter *painter, + const QStyleOptionGraphicsItem *option, QWidget *widget /*= 0*/) +{ + Q_UNUSED(widget); + Q_UNUSED(option); + + QRectF frame(QPointF(0,0), geometry().size()); + qreal w = pix->width(); + qreal h = pix->height(); + QGradientStops stops; +//! [1] + +//! [2] + // paint a background rect (with gradient) + QLinearGradient gradient(frame.topLeft(), frame.topLeft() + QPointF(200,200)); + stops << QGradientStop(0.0, QColor(60, 60, 60)); + stops << QGradientStop(frame.height()/2/frame.height(), QColor(102, 176, 54)); + + //stops << QGradientStop(((frame.height() + h)/2 )/frame.height(), QColor(157, 195, 55)); + stops << QGradientStop(1.0, QColor(215, 215, 215)); + gradient.setStops(stops); + painter->setBrush(QBrush(gradient)); + painter->drawRoundedRect(frame, 10.0, 10.0); + + // paint a rect around the pixmap (with gradient) + QPointF pixpos = frame.center() - (QPointF(w, h)/2); + QRectF innerFrame(pixpos, QSizeF(w, h)); + innerFrame.adjust(-4, -4, +4, +4); + gradient.setStart(innerFrame.topLeft()); + gradient.setFinalStop(innerFrame.bottomRight()); + stops.clear(); + stops << QGradientStop(0.0, QColor(215, 255, 200)); + stops << QGradientStop(0.5, QColor(102, 176, 54)); + stops << QGradientStop(1.0, QColor(0, 0, 0)); + gradient.setStops(stops); + painter->setBrush(QBrush(gradient)); + painter->drawRoundedRect(innerFrame, 10.0, 10.0); + painter->drawPixmap(pixpos, *pix); +} +//! [2] diff --git a/examples/graphicsview/basicgraphicslayouts/layoutitem.h b/examples/graphicsview/basicgraphicslayouts/layoutitem.h new file mode 100644 index 0000000..cbda636 --- /dev/null +++ b/examples/graphicsview/basicgraphicslayouts/layoutitem.h @@ -0,0 +1,62 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the examples 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. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef LAYOUTITEM_H +#define LAYOUTITEM_H +#include <QtGui> + +//! [0] +class LayoutItem : public QGraphicsWidget +{ + Q_OBJECT + +public: + LayoutItem(QGraphicsItem *parent = 0); + ~LayoutItem(); + void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, + QWidget *widget = 0); + +private: + QPixmap *pix; +}; +//! [0] + +#endif diff --git a/examples/graphicsview/basicgraphicslayouts/main.cpp b/examples/graphicsview/basicgraphicslayouts/main.cpp new file mode 100644 index 0000000..720f6ff --- /dev/null +++ b/examples/graphicsview/basicgraphicslayouts/main.cpp @@ -0,0 +1,59 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the examples 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 <QtGui> + +#include "window.h" + +int main(int argc, char **argv) +{ + QApplication app(argc, argv); + + QGraphicsScene scene; + + Window *window = new Window; + scene.addItem(window); + QGraphicsView view(&scene); + view.resize(600, 600); + view.show(); + + return app.exec(); +} diff --git a/examples/graphicsview/basicgraphicslayouts/window.cpp b/examples/graphicsview/basicgraphicslayouts/window.cpp new file mode 100644 index 0000000..afa98eb --- /dev/null +++ b/examples/graphicsview/basicgraphicslayouts/window.cpp @@ -0,0 +1,91 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the examples 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 "window.h" +#include "layoutitem.h" + +Window::Window(QGraphicsWidget *parent) : QGraphicsWidget(parent, Qt::Window) +{ +//! [0] + QGraphicsLinearLayout *windowLayout = new QGraphicsLinearLayout(Qt::Vertical); + QGraphicsLinearLayout *linear = new QGraphicsLinearLayout(windowLayout); + LayoutItem *item = new LayoutItem; + linear->addItem(item); + linear->setStretchFactor(item, 1); +//! [0] + +//! [1] + item = new LayoutItem; + linear->addItem(item); + linear->setStretchFactor(item, 3); + windowLayout->addItem(linear); +//! [1] + +//! [2] + QGraphicsGridLayout *grid = new QGraphicsGridLayout(windowLayout); + item = new LayoutItem; + grid->addItem(item, 0, 0, 4, 1); + item = new LayoutItem; + item->setMaximumHeight(item->minimumHeight()); + grid->addItem(item, 0, 1, 2, 1, Qt::AlignVCenter); + item = new LayoutItem; + item->setMaximumHeight(item->minimumHeight()); + grid->addItem(item, 2, 1, 2, 1, Qt::AlignVCenter); + item = new LayoutItem; + grid->addItem(item, 0, 2); + item = new LayoutItem; + grid->addItem(item, 1, 2); + item = new LayoutItem; + grid->addItem(item, 2, 2); + item = new LayoutItem; + grid->addItem(item, 3, 2); + windowLayout->addItem(grid); +//! [2] + +//! [3] + setLayout(windowLayout); + setWindowTitle(tr("Basic Graphics Layouts Example")); +//! [3] + +} + + + diff --git a/examples/graphicsview/basicgraphicslayouts/window.h b/examples/graphicsview/basicgraphicslayouts/window.h new file mode 100644 index 0000000..0ecde8a --- /dev/null +++ b/examples/graphicsview/basicgraphicslayouts/window.h @@ -0,0 +1,58 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the examples 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. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef WINDOW_H +#define WINDOW_H + +#include <QtGui/QGraphicsWidget> + +//! [0] +class Window : public QGraphicsWidget { + Q_OBJECT + +public: + Window(QGraphicsWidget *parent = 0); + +}; +//! [0] + +#endif //WINDOW_H + |