mirror of https://github.com/qt/qtdatavis3d.git
100 lines
3.6 KiB
C++
100 lines
3.6 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2016 The Qt Company Ltd.
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** Contact: https://www.qt.io/licensing/
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**
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** This file is part of the Qt Data Visualization module of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:GPL$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3 or (at your option) any later version
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** approved by the KDE Free Qt Foundation. The licenses are as published by
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** the Free Software Foundation and appearing in the file LICENSE.GPL3
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** included in the packaging of this file. Please review the following
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** information to ensure the GNU General Public License requirements will
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** be met: https://www.gnu.org/licenses/gpl-3.0.html.
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include "surfacegraph.h"
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#include "topographicseries.h"
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#include <QtDataVisualization/QValue3DAxis>
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#include <QtDataVisualization/Q3DTheme>
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const float areaWidth = 8000.0f;
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const float areaHeight = 8000.0f;
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const float aspectRatio = 0.1389f;
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const float minRange = areaWidth * 0.49f;
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SurfaceGraph::SurfaceGraph(Q3DSurface *surface)
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: m_graph(surface)
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{
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m_graph->setAxisX(new QValue3DAxis);
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m_graph->setAxisY(new QValue3DAxis);
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m_graph->setAxisZ(new QValue3DAxis);
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m_graph->axisX()->setLabelFormat("%i");
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m_graph->axisZ()->setLabelFormat("%i");
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m_graph->axisX()->setRange(0.0f, areaWidth);
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m_graph->axisY()->setRange(100.0f, areaWidth * aspectRatio);
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m_graph->axisZ()->setRange(0.0f, areaHeight);
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m_graph->axisX()->setLabelAutoRotation(30);
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m_graph->axisY()->setLabelAutoRotation(90);
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m_graph->axisZ()->setLabelAutoRotation(30);
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m_graph->activeTheme()->setType(Q3DTheme::ThemePrimaryColors);
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QFont font = m_graph->activeTheme()->font();
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font.setPointSize(20);
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m_graph->activeTheme()->setFont(font);
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m_topography = new TopographicSeries();
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m_topography->setTopographyFile(":/maps/topography", areaWidth, areaHeight);
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m_topography->setItemLabelFormat(QStringLiteral("@yLabel m"));
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m_highlight = new HighlightSeries();
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m_highlight->setTopographicSeries(m_topography);
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m_highlight->setMinHeight(minRange * aspectRatio);
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m_highlight->handleGradientChange(areaWidth * aspectRatio);
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//! [1]
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QObject::connect(m_graph->axisY(), &QValue3DAxis::maxChanged,
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m_highlight, &HighlightSeries::handleGradientChange);
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//! [1]
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m_graph->addSeries(m_topography);
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m_graph->addSeries(m_highlight);
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m_inputHandler = new CustomInputHandler(m_graph);
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m_inputHandler->setHighlightSeries(m_highlight);
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m_inputHandler->setAxes(m_graph->axisX(), m_graph->axisY(), m_graph->axisZ());
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m_inputHandler->setLimits(0.0f, areaWidth, minRange);
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m_inputHandler->setAspectRatio(aspectRatio);
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m_graph->setActiveInputHandler(m_inputHandler);
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}
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SurfaceGraph::~SurfaceGraph()
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{
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delete m_graph;
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}
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//! [0]
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void SurfaceGraph::toggleSurfaceTexture(bool enable)
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{
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if (enable)
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m_topography->setTextureFile(":/maps/maptexture");
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else
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m_topography->setTextureFile("");
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}
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//! [0]
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