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Diffstat (limited to 'examples/widgets/symbianvibration/vibrationsurface.cpp')
-rw-r--r-- | examples/widgets/symbianvibration/vibrationsurface.cpp | 157 |
1 files changed, 0 insertions, 157 deletions
diff --git a/examples/widgets/symbianvibration/vibrationsurface.cpp b/examples/widgets/symbianvibration/vibrationsurface.cpp deleted file mode 100644 index e06241d179..0000000000 --- a/examples/widgets/symbianvibration/vibrationsurface.cpp +++ /dev/null @@ -1,157 +0,0 @@ -/**************************************************************************** -** -** 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 QtCore module 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." -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "vibrationsurface.h" -#include <QtGui/QPainter> -#include <QtCore/QLine> -#include <QtGui/QMouseEvent> -#include <QtGui/QScreen> -#include <QtCore/QRect> -#include <QtGui/QColor> - -#include "xqvibra.h" - -//! [4] -const int NumberOfLevels = 10; -const double IntensityFactor = XQVibra::MaxIntensity / NumberOfLevels; -//! [4] - -VibrationSurface::VibrationSurface(XQVibra *vibra, QWidget *parent) : - QWidget(parent), - vibra(vibra), - lastIntensity(0) -{ -} - -//! [0] -void VibrationSurface::mousePressEvent(QMouseEvent *event) -{ - applyIntensity(event->x(), event->y()); - vibra->start(); -} -//! [0] - -//! [1] -void VibrationSurface::mouseMoveEvent(QMouseEvent *event) -{ - applyIntensity(event->x(), event->y()); -} -//! [1] - -//! [2] -void VibrationSurface::mouseReleaseEvent(QMouseEvent *) -{ - vibra->stop(); -} -//! [2] - -//! [5] -void VibrationSurface::paintEvent(QPaintEvent *) -{ - QPainter painter(this); - QRect rect = geometry(); - int dx = 0, dy = 0; - - if (height() > width()) { - dy = height() / NumberOfLevels; - rect.setHeight(dy); - } else { - dx = width() / NumberOfLevels; - rect.setWidth(dx); - } -//! [5] -//! [6] - for (int i = 0; i < NumberOfLevels; i++) { - int x = i * dx; - int y = i * dy; - int intensity = getIntensity(x, y); - QColor color = QColor(40, 80, 10).lighter(100 + intensity); - - rect.moveTo(x, y); - painter.fillRect(rect, color); - painter.setPen(color.darker()); - painter.drawText(rect, Qt::AlignCenter, QString::number(intensity)); - } -} -//! [6] - -//! [7] -int VibrationSurface::getIntensity(int x, int y) -{ - int level; - int coord; - - if (height() > width()) { - level = height() / NumberOfLevels; - coord = y; - } else { - level = width() / NumberOfLevels; - coord = x; - } - - if (level == 0) { - return 0; - } -//! [7] -//! [8] - int intensity = (coord / level + 1) * IntensityFactor; - - if (intensity < 0) { - intensity = 0; - } else if (intensity > XQVibra::MaxIntensity) { - intensity = XQVibra::MaxIntensity; - } - - return intensity; -} -//! [8] - -//! [3] -void VibrationSurface::applyIntensity(int x, int y) -{ - int intensity = getIntensity(x, y); - - if (intensity != lastIntensity) { - vibra->setIntensity(intensity); - lastIntensity = intensity; - } -} -//! [3] - |