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authorLars Knoll <lars.knoll@nokia.com>2009-03-23 09:18:55 (GMT)
committerSimon Hausmann <simon.hausmann@nokia.com>2009-03-23 09:18:55 (GMT)
commite5fcad302d86d316390c6b0f62759a067313e8a9 (patch)
treec2afbf6f1066b6ce261f14341cf6d310e5595bc1 /examples/graphicsview/basicgraphicslayouts
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Long live Qt 4.5!
Diffstat (limited to 'examples/graphicsview/basicgraphicslayouts')
-rw-r--r--examples/graphicsview/basicgraphicslayouts/basicgraphicslayouts.pro12
-rw-r--r--examples/graphicsview/basicgraphicslayouts/basicgraphicslayouts.qrc5
-rw-r--r--examples/graphicsview/basicgraphicslayouts/images/block.pngbin0 -> 2146 bytes
-rw-r--r--examples/graphicsview/basicgraphicslayouts/layoutitem.cpp99
-rw-r--r--examples/graphicsview/basicgraphicslayouts/layoutitem.h62
-rw-r--r--examples/graphicsview/basicgraphicslayouts/main.cpp59
-rw-r--r--examples/graphicsview/basicgraphicslayouts/window.cpp91
-rw-r--r--examples/graphicsview/basicgraphicslayouts/window.h58
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
new file mode 100644
index 0000000..4c72a3f
--- /dev/null
+++ b/examples/graphicsview/basicgraphicslayouts/images/block.png
Binary files differ
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
+