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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 /doc/src/snippets/qlineargradient
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Long live Qt 4.5!
Diffstat (limited to 'doc/src/snippets/qlineargradient')
-rw-r--r--doc/src/snippets/qlineargradient/main.cpp51
-rw-r--r--doc/src/snippets/qlineargradient/paintwidget.cpp68
-rw-r--r--doc/src/snippets/qlineargradient/paintwidget.h60
-rw-r--r--doc/src/snippets/qlineargradient/qlineargradient.pro3
4 files changed, 182 insertions, 0 deletions
diff --git a/doc/src/snippets/qlineargradient/main.cpp b/doc/src/snippets/qlineargradient/main.cpp
new file mode 100644
index 0000000..69384c4
--- /dev/null
+++ b/doc/src/snippets/qlineargradient/main.cpp
@@ -0,0 +1,51 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the documentation 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 "paintwidget.h"
+
+int main(int argc, char *argv[])
+{
+ QApplication app(argc, argv);
+ PaintWidget window;
+ window.show();
+ return app.exec();
+}
diff --git a/doc/src/snippets/qlineargradient/paintwidget.cpp b/doc/src/snippets/qlineargradient/paintwidget.cpp
new file mode 100644
index 0000000..79d77c6
--- /dev/null
+++ b/doc/src/snippets/qlineargradient/paintwidget.cpp
@@ -0,0 +1,68 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the documentation 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 "paintwidget.h"
+
+PaintWidget::PaintWidget(QWidget *parent)
+ : QWidget(parent)
+{
+}
+
+void PaintWidget::paintEvent(QPaintEvent *event)
+{
+ QLinearGradient gradient1(rect().topLeft(), rect().bottomRight());
+ gradient1.setColorAt(0, QColor("#ffffcc"));
+ gradient1.setColorAt(1, QColor("#ccccff"));
+
+ QRectF ellipseRect(width()*0.25, height()*0.25, width()*0.5, height()*0.5);
+ QLinearGradient gradient2(ellipseRect.topLeft(), ellipseRect.bottomRight());
+ gradient2.setColorAt(0, QColor("#ccccff"));
+ gradient2.setColorAt(1, QColor("#ffffcc"));
+
+ QPainter painter;
+ painter.begin(this);
+ painter.setRenderHint(QPainter::Antialiasing);
+ painter.fillRect(rect(), QBrush(gradient1));
+ painter.setBrush(QBrush(gradient2));
+ painter.drawEllipse(ellipseRect);
+ painter.end();
+}
diff --git a/doc/src/snippets/qlineargradient/paintwidget.h b/doc/src/snippets/qlineargradient/paintwidget.h
new file mode 100644
index 0000000..642f1c3
--- /dev/null
+++ b/doc/src/snippets/qlineargradient/paintwidget.h
@@ -0,0 +1,60 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the documentation 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 PAINTWIDGET_H
+#define PAINTWIDGET_H
+
+#include <QWidget>
+
+class QPaintEvent;
+
+class PaintWidget : public QWidget
+{
+ Q_OBJECT
+
+public:
+ PaintWidget(QWidget *parent = 0);
+
+protected:
+ void paintEvent(QPaintEvent *event);
+};
+
+#endif
diff --git a/doc/src/snippets/qlineargradient/qlineargradient.pro b/doc/src/snippets/qlineargradient/qlineargradient.pro
new file mode 100644
index 0000000..48c7d9e
--- /dev/null
+++ b/doc/src/snippets/qlineargradient/qlineargradient.pro
@@ -0,0 +1,3 @@
+HEADERS = paintwidget.h
+SOURCES = main.cpp \
+ paintwidget.cpp