1 files changed, 126 insertions, 0 deletions
diff --git a/examples/surfacechart/chartmodifier.cpp b/examples/surfacechart/chartmodifier.cpp
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+++ b/examples/surfacechart/chartmodifier.cpp
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+/****************************************************************************
+**
+** Copyright (C) 2013 Digia Plc
+** All rights reserved.
+** For any questions to Digia, please use contact form at http://qt.digia.com
+**
+** This file is part of the QtDataVis3D module.
+**
+** Licensees holding valid Qt Enterprise licenses may use this file in
+** accordance with the Qt Enterprise 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.digia.com
+**
+****************************************************************************/
+
+#include "chartmodifier.h"
+
+#include <qmath.h>
+
+#include <QDebug>
+
+QT_DATAVIS3D_USE_NAMESPACE
+
+ChartModifier::ChartModifier(Q3DSurface *chart)
+    : m_chart(chart),
+      m_xCount(10),
+      m_zCount(10)
+{
+}
+
+ChartModifier::~ChartModifier()
+{
+    delete m_chart;
+}
+
+void ChartModifier::toggleSmooth(bool enabled)
+{
+    qDebug() << "ChartModifier::toggleSmooth " << enabled;
+    m_chart->setSmoothSurface(enabled);
+}
+
+void ChartModifier::toggleSurfaceGrid(bool enable)
+{
+    qDebug() << "ChartModifier::toggleSurfaceGrid" << enable;
+    m_chart->setSurfaceGrid(enable);
+}
+
+void ChartModifier::toggleSqrtSin(bool enable)
+{
+    qreal biggest = -9999.0;
+    qreal smallest = 9999.0;
+    QList<qreal> series;
+
+    if (enable) {
+        qDebug() << "Create Sqrt&Sin surface, (" << m_xCount << ", " << m_zCount << ")";
+
+        qreal stepZ = 16.0 / qreal(m_zCount);
+        qreal stepX = 16.0 / qreal(m_xCount);
+
+        for (qreal i = -8.0 + stepZ / 2.0 ; i < 8.0 ; i += stepZ) {
+            for (qreal j = -8.0 + stepX / 2.0; j < 8.0; j += stepX) {
+                qreal R = qSqrt(i*i + j*j) + 0.01;
+                qreal y = (sin(R)/R + 0.24) * 1.61;
+                series << y;
+                if (y > biggest) biggest = y;
+                if (y < smallest) smallest = y;
+            }
+        }
+
+        m_chart->setSegmentCount(4, 0.5f);
+        m_chart->appendSeries(series, m_xCount, m_zCount);
+
+        qDebug() << "biggest = " << biggest << ", smallest = " << smallest;
+    } else {
+        qDebug() << "Remove surface";
+    }
+}
+
+void ChartModifier::togglePlane(bool enable)
+{
+    qDebug() << "ChartModifier::togglePlane " << enable;
+    if (enable) {
+        QList<qreal> series;
+
+        qreal y = 2.0 / qreal(m_zCount - 1);
+        for (int i = 0; i < m_zCount; i++) {
+            for (int j = 0; j < m_xCount; j++) {
+                series << i * y;
+            }
+        }
+
+        m_chart->setSegmentCount(4, 0.5f);
+        m_chart->appendSeries(series, m_xCount, m_zCount);
+    }
+}
+
+void ChartModifier::toggleGridSliderLock(bool enable)
+{
+    m_gridSlidersLocked = enable;
+    if (m_gridSlidersLocked) {
+        m_gridSliderZ->setEnabled(false);
+        m_gridSliderZ->setValue(m_gridSliderX->value());
+    } else {
+        m_gridSliderZ->setEnabled(true);
+    }
+}
+
+void ChartModifier::adjustXCount(int count)
+{
+    m_xCount = count;
+    if (m_gridSlidersLocked)
+        m_gridSliderZ->setValue(count);
+
+    qDebug() << "X count = " << count;
+}
+
+void ChartModifier::adjustZCount(int count)
+{
+    m_zCount = count;
+
+    qDebug() << "Z count = " << count;
+}
+