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authorCasper van Donderen <casper.vandonderen@nokia.com>2012-05-07 11:33:42 +0200
committerMarius Storm-Olsen <marius.storm-olsen@nokia.com>2012-05-09 08:36:06 +0200
commit4548022ee27259b85a41a8df2ad28a99f1af7eed (patch)
treeb74da582d3d1219984828a012be0efca12ff8235 /doc/src/snippets/code/src_corelib_concurrent_qtconcurrentmap.cpp
parenta409cebe3d780eaae46e9ce7b19faa949059ec8e (diff)
Doc: Modularize QtConcurrent documentation.
This change moves the snippets and images to the modularized directories. Change-Id: If52f69c0f8bb4d2df4ee46f5524a82047ec214de Reviewed-by: Marius Storm-Olsen <marius.storm-olsen@nokia.com>
Diffstat (limited to 'doc/src/snippets/code/src_corelib_concurrent_qtconcurrentmap.cpp')
-rw-r--r--doc/src/snippets/code/src_corelib_concurrent_qtconcurrentmap.cpp184
1 files changed, 0 insertions, 184 deletions
diff --git a/doc/src/snippets/code/src_corelib_concurrent_qtconcurrentmap.cpp b/doc/src/snippets/code/src_corelib_concurrent_qtconcurrentmap.cpp
deleted file mode 100644
index 9b83ad5bef..0000000000
--- a/doc/src/snippets/code/src_corelib_concurrent_qtconcurrentmap.cpp
+++ /dev/null
@@ -1,184 +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]
-U function(const T &t);
-//! [0]
-
-
-//! [1]
-QImage scaled(const QImage &image)
-{
- return image.scaled(100, 100);
-}
-
-QList<QImage> images = ...;
-QFuture<QImage> thumbnails = QtConcurrent::mapped(images, scaled);
-//! [1]
-
-
-//! [2]
-U function(T &t);
-//! [2]
-
-
-//! [3]
-void scale(QImage &image)
-{
- image = image.scaled(100, 100);
-}
-
-QList<QImage> images = ...;
-QFuture<void> future = QtConcurrent::map(images, scale);
-//! [3]
-
-
-//! [4]
-V function(T &result, const U &intermediate)
-//! [4]
-
-
-//! [5]
-void addToCollage(QImage &collage, const QImage &thumbnail)
-{
- QPainter p(&collage);
- static QPoint offset = QPoint(0, 0);
- p.drawImage(offset, thumbnail);
- offset += ...;
-}
-
-QList<QImage> images = ...;
-QFuture<QImage> collage = QtConcurrent::mappedReduced(images, scaled, addToCollage);
-//! [5]
-
-
-//! [6]
-QList<QImage> images = ...;
-
-QFuture<QImage> thumbnails = QtConcurrent::mapped(images.constBegin(), images.constEnd(), scaled);
-
-// map in-place only works on non-const iterators
-QFuture<void> future = QtConcurrent::map(images.begin(), images.end(), scale);
-
-QFuture<QImage> collage = QtConcurrent::mappedReduced(images.constBegin(), images.constEnd(), scaled, addToCollage);
-//! [6]
-
-
-//! [7]
-QList<QImage> images = ...;
-
-// each call blocks until the entire operation is finished
-QList<QImage> future = QtConcurrent::blockingMapped(images, scaled);
-
-QtConcurrent::blockingMap(images, scale);
-
-QImage collage = QtConcurrent::blockingMappedReduced(images, scaled, addToCollage);
-//! [7]
-
-
-//! [8]
-// squeeze all strings in a QStringList
-QStringList strings = ...;
-QFuture<void> squeezedStrings = QtConcurrent::map(strings, &QString::squeeze);
-
-// swap the rgb values of all pixels on a list of images
-QList<QImage> images = ...;
-QFuture<QImage> bgrImages = QtConcurrent::mapped(images, &QImage::rgbSwapped);
-
-// create a set of the lengths of all strings in a list
-QStringList strings = ...;
-QFuture<QSet<int> > wordLengths = QtConcurrent::mappedReduced(string, &QString::length, &QSet<int>::insert);
-//! [8]
-
-
-//! [9]
-// can mix normal functions and member functions with QtConcurrent::mappedReduced()
-
-// compute the average length of a list of strings
-extern void computeAverage(int &average, int length);
-QStringList strings = ...;
-QFuture<int> averageWordLength = QtConcurrent::mappedReduced(strings, &QString::length, computeAverage);
-
-// create a set of the color distribution of all images in a list
-extern int colorDistribution(const QImage &string);
-QList<QImage> images = ...;
-QFuture<QSet<int> > totalColorDistribution = QtConcurrent::mappedReduced(images, colorDistribution, QSet<int>::insert);
-//! [9]
-
-
-//! [10]
-QImage QImage::scaledToWidth(int width, Qt::TransformationMode) const;
-//! [10]
-
-
-//! [11]
-boost::bind(&QImage::scaledToWidth, 100, Qt::SmoothTransformation)
-//! [11]
-
-
-//! [12]
-QImage scaledToWith(const QImage &image)
-//! [12]
-
-
-//! [13]
-QList<QImage> images = ...;
-QFuture<QImage> thumbnails = QtConcurrent::mapped(images, boost::bind(&QImage::scaledToWidth, 100 Qt::SmoothTransformation));
-//! [13]
-
-//! [14]
-struct Scaled
-{
- Scaled(int size)
- : m_size(size) { }
-
- typedef QImage result_type;
-
- QImage operator()(const QImage &image)
- {
- return image.scaled(m_size, m_size);
- }
-
- int m_size;
-};
-
-QList<QImage> images = ...;
-QFuture<QImage> thumbnails = QtConcurrent::mapped(images, Scaled(100));
-//! [14]