diff options
Diffstat (limited to 'doc/src/snippets/code/src_gui_graphicsview_qgraphicsview.cpp')
-rw-r--r-- | doc/src/snippets/code/src_gui_graphicsview_qgraphicsview.cpp | 132 |
1 files changed, 0 insertions, 132 deletions
diff --git a/doc/src/snippets/code/src_gui_graphicsview_qgraphicsview.cpp b/doc/src/snippets/code/src_gui_graphicsview_qgraphicsview.cpp deleted file mode 100644 index d07b5f7cf6..0000000000 --- a/doc/src/snippets/code/src_gui_graphicsview_qgraphicsview.cpp +++ /dev/null @@ -1,132 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). -** Contact: http://www.qt-project.org/ -** -** 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] |