1 files changed, 132 insertions, 0 deletions
diff --git a/doc/src/snippets/code/src_gui_graphicsview_qgraphicsview.cpp b/doc/src/snippets/code/src_gui_graphicsview_qgraphicsview.cpp
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index 0000000000..0fffc4be40
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+++ b/doc/src/snippets/code/src_gui_graphicsview_qgraphicsview.cpp
@@ -0,0 +1,132 @@
+/****************************************************************************
+**
+** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the documentation of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:BSD$
+** You may use this file under the terms of the BSD license as follows:
+**
+** "Redistribution and use in source and binary forms, with or without
+** modification, are permitted provided that the following conditions are
+** met:
+**   * Redistributions of source code must retain the above copyright
+**     notice, this list of conditions and the following disclaimer.
+**   * Redistributions in binary form must reproduce the above copyright
+**     notice, this list of conditions and the following disclaimer in
+**     the documentation and/or other materials provided with the
+**     distribution.
+**   * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
+**     the names of its contributors may be used to endorse or promote
+**     products derived from this software without specific prior written
+**     permission.
+**
+** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+//! [0]
+QGraphicsScene scene;
+scene.addText("Hello, world!");
+
+QGraphicsView view(&scene);
+view.show();
+//! [0]
+
+
+//! [1]
+QGraphicsScene scene;
+scene.addRect(QRectF(-10, -10, 20, 20));
+
+QGraphicsView view(&scene);
+view.setRenderHints(QPainter::Antialiasing | QPainter::SmoothPixmapTransform);
+view.show();
+//! [1]
+
+
+//! [2]
+QGraphicsView view;
+view.setBackgroundBrush(QImage(":/images/backgroundtile.png"));
+view.setCacheMode(QGraphicsView::CacheBackground);
+//! [2]
+
+
+//! [3]
+QGraphicsScene scene;
+scene.addText("GraphicsView rotated clockwise");
+
+QGraphicsView view(&scene);
+view.rotate(90); // the text is rendered with a 90 degree clockwise rotation
+view.show();
+//! [3]
+
+
+//! [4]
+QGraphicsScene scene;
+scene.addItem(...
+...
+
+QGraphicsView view(&scene);
+view.show();
+...
+
+QPrinter printer(QPrinter::HighResolution);
+printer.setPageSize(QPrinter::A4);
+QPainter painter(&printer);
+
+// print, fitting the viewport contents into a full page
+view.render(&painter);
+
+// print the upper half of the viewport into the lower.
+// half of the page.
+QRect viewport = view.viewport()->rect();
+view.render(&painter,
+            QRectF(0, printer.height() / 2,
+                   printer.width(), printer.height() / 2),
+            viewport.adjusted(0, 0, 0, -viewport.height() / 2));
+
+//! [4]
+
+
+//! [5]
+void CustomView::mousePressEvent(QMouseEvent *event)
+{
+    qDebug() << "There are" << items(event->pos()).size()
+             << "items at position" << mapToScene(event->pos());
+}
+//! [5]
+
+
+//! [6]
+void CustomView::mousePressEvent(QMouseEvent *event)
+{
+    if (QGraphicsItem *item = itemAt(event->pos())) {
+        qDebug() << "You clicked on item" << item;
+    } else {
+        qDebug() << "You didn't click on an item.";
+    }
+}
+//! [6]
+
+
+//! [7]
+QGraphicsScene scene;
+scene.addText("GraphicsView rotated clockwise");
+
+QGraphicsView view(&scene);
+view.rotate(90); // the text is rendered with a 90 degree clockwise rotation
+view.show();
+//! [7]