diff options
author | J-P Nurmi <jpnurmi@digia.com> | 2012-11-27 14:18:41 +0100 |
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committer | The Qt Project <gerrit-noreply@qt-project.org> | 2012-11-28 00:56:34 +0100 |
commit | cb961007c534b260b779ed513d33843a9dce01f4 (patch) | |
tree | d780db451451d51ab10aa114a6e01f813e32c852 /examples/tools/plugandpaintplugins/extrafilters/extrafiltersplugin.cpp | |
parent | 3d66b86cb7407201f091d16130b3da73e613cc5f (diff) |
Examples: move widgets specific "tools" examples to the correct place
examples/tools -> examples/widgets/tools
Change-Id: I8b9e23c45e07ce5cd9da8f24a9a9f7ae10b2b107
Reviewed-by: hjk <qthjk@ovi.com>
Diffstat (limited to 'examples/tools/plugandpaintplugins/extrafilters/extrafiltersplugin.cpp')
-rw-r--r-- | examples/tools/plugandpaintplugins/extrafilters/extrafiltersplugin.cpp | 122 |
1 files changed, 0 insertions, 122 deletions
diff --git a/examples/tools/plugandpaintplugins/extrafilters/extrafiltersplugin.cpp b/examples/tools/plugandpaintplugins/extrafilters/extrafiltersplugin.cpp deleted file mode 100644 index 297f164428..0000000000 --- a/examples/tools/plugandpaintplugins/extrafilters/extrafiltersplugin.cpp +++ /dev/null @@ -1,122 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies). -** Contact: http://www.qt-project.org/legal -** -** This file is part of the examples 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 Digia Plc 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." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include <QtWidgets> - -#include <math.h> -#include <stdlib.h> - -#include "extrafiltersplugin.h" - -QStringList ExtraFiltersPlugin::filters() const -{ - return QStringList() << tr("Flip Horizontally") << tr("Flip Vertically") - << tr("Smudge...") << tr("Threshold..."); -} - -QImage ExtraFiltersPlugin::filterImage(const QString &filter, - const QImage &image, QWidget *parent) -{ - QImage original = image.convertToFormat(QImage::Format_RGB32); - QImage result = original; - - if (filter == tr("Flip Horizontally")) { - for (int y = 0; y < original.height(); ++y) { - for (int x = 0; x < original.width(); ++x) { - int pixel = original.pixel(original.width() - x - 1, y); - result.setPixel(x, y, pixel); - } - } - } else if (filter == tr("Flip Vertically")) { - for (int y = 0; y < original.height(); ++y) { - for (int x = 0; x < original.width(); ++x) { - int pixel = original.pixel(x, original.height() - y - 1); - result.setPixel(x, y, pixel); - } - } - } else if (filter == tr("Smudge...")) { - bool ok; - int numIters = QInputDialog::getInt(parent, tr("Smudge Filter"), - tr("Enter number of iterations:"), - 5, 1, 20, 1, &ok); - if (ok) { - for (int i = 0; i < numIters; ++i) { - for (int y = 1; y < original.height() - 1; ++y) { - for (int x = 1; x < original.width() - 1; ++x) { - int p1 = original.pixel(x, y); - int p2 = original.pixel(x, y + 1); - int p3 = original.pixel(x, y - 1); - int p4 = original.pixel(x + 1, y); - int p5 = original.pixel(x - 1, y); - - int red = (qRed(p1) + qRed(p2) + qRed(p3) + qRed(p4) - + qRed(p5)) / 5; - int green = (qGreen(p1) + qGreen(p2) + qGreen(p3) - + qGreen(p4) + qGreen(p5)) / 5; - int blue = (qBlue(p1) + qBlue(p2) + qBlue(p3) - + qBlue(p4) + qBlue(p5)) / 5; - int alpha = (qAlpha(p1) + qAlpha(p2) + qAlpha(p3) - + qAlpha(p4) + qAlpha(p5)) / 5; - - result.setPixel(x, y, qRgba(red, green, blue, alpha)); - } - } - } - } - } else if (filter == tr("Threshold...")) { - bool ok; - int threshold = QInputDialog::getInt(parent, tr("Threshold Filter"), - tr("Enter threshold:"), - 10, 1, 256, 1, &ok); - if (ok) { - int factor = 256 / threshold; - for (int y = 0; y < original.height(); ++y) { - for (int x = 0; x < original.width(); ++x) { - int pixel = original.pixel(x, y); - result.setPixel(x, y, qRgba(qRed(pixel) / factor * factor, - qGreen(pixel) / factor * factor, - qBlue(pixel) / factor * factor, - qAlpha(pixel))); - } - } - } - } - return result; -} |