1 /****************************************************************************

     2 **

     3 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).

     4 ** All rights reserved.

     5 ** Contact: Nokia Corporation (qt-info@nokia.com)

     6 **

     7 ** This file is part of the examples of the Qt Toolkit.

     8 **

     9 ** $QT_BEGIN_LICENSE:LGPL$

    10 ** No Commercial Usage

    11 ** This file contains pre-release code and may not be distributed.

    12 ** You may use this file in accordance with the terms and conditions

    13 ** contained in the Technology Preview License Agreement accompanying

    14 ** this package.

    15 **

    16 ** GNU Lesser General Public License Usage

    17 ** Alternatively, this file may be used under the terms of the GNU Lesser

    18 ** General Public License version 2.1 as published by the Free Software

    19 ** Foundation and appearing in the file LICENSE.LGPL included in the

    20 ** packaging of this file.  Please review the following information to

    21 ** ensure the GNU Lesser General Public License version 2.1 requirements

    22 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.

    23 **

    24 ** In addition, as a special exception, Nokia gives you certain additional

    25 ** rights.  These rights are described in the Nokia Qt LGPL Exception

    26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.

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    28 ** If you have questions regarding the use of this file, please contact

    29 ** Nokia at qt-info@nokia.com.

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    36 **

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    38 ** $QT_END_LICENSE$

    39 **

    40 ****************************************************************************/

    41 

    42 #include <QtGui>

    43 

    44 #include "glwidget.h"

    45 #include "window.h"

    46 

    47 Window::Window()

    48 {

    49     QGridLayout *mainLayout = new QGridLayout;

    50 

    51     for (int i = 0; i < NumRows; ++i) {

    52         for (int j = 0; j < NumColumns; ++j) {

    53             QColor clearColor;

    54             clearColor.setHsv(((i * NumColumns) + j) * 255

    55                               / (NumRows * NumColumns - 1),

    56                               255, 63);

    57 

    58             glWidgets[i][j] = new GLWidget(0, 0);

    59             glWidgets[i][j]->setClearColor(clearColor);

    60             glWidgets[i][j]->rotateBy(+42 * 16, +42 * 16, -21 * 16);

    61             mainLayout->addWidget(glWidgets[i][j], i, j);

    62 

    63             connect(glWidgets[i][j], SIGNAL(clicked()),

    64                     this, SLOT(setCurrentGlWidget()));

    65         }

    66     }

    67     setLayout(mainLayout);

    68 

    69     currentGlWidget = glWidgets[0][0];

    70 

    71     QTimer *timer = new QTimer(this);

    72     connect(timer, SIGNAL(timeout()), this, SLOT(rotateOneStep()));

    73     timer->start(20);

    74 

    75     setWindowTitle(tr("Textures"));

    76 }

    77 

    78 void Window::setCurrentGlWidget()

    79 {

    80     currentGlWidget = qobject_cast<GLWidget *>(sender());

    81 }

    82 

    83 void Window::rotateOneStep()

    84 {

    85     if (currentGlWidget)

    86         currentGlWidget->rotateBy(+2 * 16, +2 * 16, -1 * 16);

    87 }