From 8d84fc94b2cd5a0cc9eb83fd7708920ce785fa1b Mon Sep 17 00:00:00 2001
From: Miikka Heikkinen <miikka.heikkinen@digia.com>
Date: Wed, 18 Sep 2013 15:16:03 +0300
Subject: Implement limts related autoscaling for surface

Task-number: QTRD-2267

Change-Id: I406e1530585989a873885ac1ab8e4d2913080c22
Reviewed-by: Mika Salmela <mika.salmela@digia.com>
---
 .../engine/surface3dcontroller.cpp                 | 38 ++++++++++++++++++++--
 1 file changed, 36 insertions(+), 2 deletions(-)

(limited to 'src/datavisualization/engine/surface3dcontroller.cpp')

diff --git a/src/datavisualization/engine/surface3dcontroller.cpp b/src/datavisualization/engine/surface3dcontroller.cpp
index dbd1969a..675552ed 100644
--- a/src/datavisualization/engine/surface3dcontroller.cpp
+++ b/src/datavisualization/engine/surface3dcontroller.cpp
@@ -102,7 +102,7 @@ void Surface3DController::handleAxisAutoAdjustRangeChangedInOrientation(Q3DAbstr
     Q_UNUSED(orientation)
     Q_UNUSED(autoAdjust)
 
-    // TODO: Implement!
+    adjustValueAxisRange();
 }
 
 void Surface3DController::setSmoothSurface(bool enable)
@@ -150,13 +150,15 @@ void Surface3DController::setActiveDataProxy(QAbstractDataProxy *proxy)
 
     QSurfaceDataProxy *surfaceDataProxy = static_cast<QSurfaceDataProxy *>(m_data);
 
-    // TODO connections and handler for proxy changes
     QObject::connect(surfaceDataProxy, &QSurfaceDataProxy::arrayReset,
                      this, &Surface3DController::handleArrayReset);
+
+    adjustValueAxisRange();
 }
 
 void Surface3DController::handleArrayReset()
 {
+    adjustValueAxisRange();
     m_isDataDirty = true;
     emitNeedRender();
 }
@@ -167,4 +169,36 @@ void Surface3DController::handleSelectionAtPoint(const QPoint &point)
     emit leftMousePressed(point);
 }
 
+void Surface3DController::adjustValueAxisRange()
+{
+    if (m_data) {
+        QVector3D minLimits;
+        QVector3D maxLimits;
+        static_cast<QSurfaceDataProxy *>(m_data)->dptr()->limitValues(minLimits, maxLimits);
+        Q3DValueAxis *valueAxis = static_cast<Q3DValueAxis *>(m_axisX);
+        if (valueAxis && valueAxis->isAutoAdjustRange()) {
+            if (minLimits.x() != maxLimits.x())
+                valueAxis->dptr()->setRange(minLimits.x(), maxLimits.x());
+            else
+                valueAxis->dptr()->setRange(minLimits.x() - 1.0f, minLimits.x() + 1.0f); // Default to some valid range
+        }
+
+        valueAxis = static_cast<Q3DValueAxis *>(m_axisY);
+        if (valueAxis && valueAxis->isAutoAdjustRange()) {
+            if (minLimits.y() != maxLimits.y())
+                valueAxis->dptr()->setRange(minLimits.y(), maxLimits.y());
+            else
+                valueAxis->dptr()->setRange(minLimits.y() - 1.0f, minLimits.y() + 1.0f); // Default to some valid range
+        }
+
+        valueAxis = static_cast<Q3DValueAxis *>(m_axisZ);
+        if (valueAxis && valueAxis->isAutoAdjustRange()) {
+            if (minLimits.z() != maxLimits.z())
+                valueAxis->dptr()->setRange(minLimits.z(), maxLimits.z());
+            else
+                valueAxis->dptr()->setRange(minLimits.z() - 1.0f, minLimits.z() + 1.0f); // Default to some valid range
+        }
+    }
+}
+
 QT_DATAVISUALIZATION_END_NAMESPACE
-- 
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