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/****************************************************************************
**
** Copyright (C) 2014 Digia Plc
** All rights reserved.
** For any questions to Digia, please use contact form at http://qt.io
**
** This file is part of the Qt Data Visualization module.
**
** Licensees holding valid commercial license for Qt may use this file in
** accordance with the Qt License Agreement provided with the Software
** or, alternatively, in accordance with the terms contained in a written
** agreement between you and Digia.
**
** If you have questions regarding the use of this file, please use
** contact form at http://qt.io
**
****************************************************************************/
#include "surfacegraph.h"
#include <QtWidgets/QApplication>
#include <QtWidgets/QWidget>
#include <QtWidgets/QHBoxLayout>
#include <QtWidgets/QVBoxLayout>
#include <QtWidgets/QGroupBox>
#include <QtWidgets/QCheckBox>
#include <QtWidgets/QLabel>
#include <QtGui/QScreen>
#include <QtGui/QPainter>
int main(int argc, char **argv)
{
QApplication app(argc, argv);
Q3DSurface *graph = new Q3DSurface();
QWidget *container = QWidget::createWindowContainer(graph);
QSize screenSize = graph->screen()->size();
container->setMinimumSize(QSize(screenSize.width() / 2, screenSize.height() / 1.6));
container->setMaximumSize(screenSize);
container->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
container->setFocusPolicy(Qt::StrongFocus);
QWidget *widget = new QWidget;
QHBoxLayout *hLayout = new QHBoxLayout(widget);
QVBoxLayout *vLayout = new QVBoxLayout();
hLayout->addWidget(container, 1);
hLayout->addLayout(vLayout);
vLayout->setAlignment(Qt::AlignTop);
widget->setWindowTitle(QStringLiteral("Textured surface example"));
QCheckBox *enableTexture = new QCheckBox(widget);
enableTexture->setText(QStringLiteral("Surface texture"));
int height = 400;
int width = 100;
int border = 10;
QLinearGradient gr(0, 0, 1, height - 2 * border);
gr.setColorAt(1.0f, Qt::black);
gr.setColorAt(0.8f, Qt::darkGreen);
gr.setColorAt(0.6f, Qt::green);
gr.setColorAt(0.4f, Qt::yellow);
gr.setColorAt(0.2f, Qt::red);
gr.setColorAt(0.0f, Qt::darkRed);
QPixmap pm(width, height);
pm.fill(Qt::transparent);
QPainter pmp(&pm);
pmp.setBrush(QBrush(gr));
pmp.setPen(Qt::NoPen);
pmp.drawRect(border, border, 35, height - 2 * border);
pmp.setPen(Qt::black);
int step = (height - 2 * border) / 5;
for (int i = 0; i < 6; i++) {
int yPos = i * step + border;
pmp.drawLine(border, yPos, 55, yPos);
pmp.drawText(60, yPos + 2, QString("%1 m").arg(550 - (i * 110)));
}
QLabel *label = new QLabel(widget);
label->setPixmap(pm);
QGroupBox *heightMapGroupBox = new QGroupBox(QStringLiteral("Height color map"));
QVBoxLayout *colorMapVBox = new QVBoxLayout;
colorMapVBox->addWidget(label);
heightMapGroupBox->setLayout(colorMapVBox);
vLayout->addWidget(enableTexture);
vLayout->addWidget(heightMapGroupBox);
widget->show();
SurfaceGraph *modifier = new SurfaceGraph(graph);
QObject::connect(enableTexture, &QCheckBox::stateChanged,
modifier, &SurfaceGraph::toggleSurfaceTexture);
enableTexture->setChecked(true);
return app.exec();
}
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