Initial commit

Lts/Viewer/SituationMap/EvalApps/Viewshed3D/ViewshedLocation.cpp

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+/**
+  * @RDE_HEADER@
+  * Declaration/Definition
+  * $Id$
+  * $HeadURL$
+  * $Author$
+  */
+// [WriteFile Name=ViewshedLocation, Category=Analysis]
+// [Legal]
+// Copyright 2017 Esri.
+
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+// http://www.apache.org/licenses/LICENSE-2.0
+
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+// [Legal]
+
+#include "ViewshedLocation.h"
+
+#include "ArcGISTiledElevationSource.h"
+#include "Scene.h"
+#include "SceneGraphicsView.h"
+#include "LocationViewshed.h"
+#include "Camera.h"
+#include "Point.h"
+#include "AnalysisOverlay.h"
+
+#include "QColor"
+
+
+using namespace Esri::ArcGISRuntime;
+
+ViewshedLocation::ViewshedLocation(QObject* parent /* = nullptr */):
+  QObject(parent)
+{
+}
+
+void ViewshedLocation::init(Esri::ArcGISRuntime::SceneGraphicsView* sceneView)
+{
+  m_sceneView = sceneView;
+
+  // Register classes for QML
+//  qmlRegisterType<SceneQuickView>("Esri.Samples", 1, 0, "SceneView");
+//  qmlRegisterType<ViewshedLocation>("Esri.Samples", 1, 0, "ViewshedLocationSample");
+
+
+  Surface* surface = new Surface(this);
+  surface->elevationSources()->append(
+        new ArcGISTiledElevationSource(
+          QUrl(QStringLiteral("http://elevation3d.arcgis.com/arcgis/rest/services/WorldElevation3D/Terrain3D/ImageServer")),
+          this));
+  m_sceneView->arcGISScene()->setBaseSurface(surface);
+
+  // set initial viewpoint
+  setInitialViewpoint();
+
+  // connect signals
+  connectSignals();
+}
+
+
+void ViewshedLocation::setInitialViewpoint()
+{
+  // Set a viewpoint
+  double x = 6.86088;
+  double y = 45.3604;
+  double z = 3582.55;
+  Point point(x, y, z, SpatialReference(4326));
+  double heading = 345;
+  double pitch = 70;
+  double roll = 0;
+  Camera camera(point, heading, pitch, roll);
+  m_sceneView->setViewpointCamera(camera);
+}
+
+void ViewshedLocation::connectSignals()
+{
+  // on mouse click perform the location viewshed
+  connect(m_sceneView, &SceneGraphicsView::mouseClicked, this, [this](QMouseEvent& event)
+  {
+    if (!m_locationViewshed[0])
+      createViewshed(event.x(), event.y());
+    else
+    {
+      for (int i = 0; i < 3; ++i)
+      {
+        const Point pt = m_sceneView->screenToBaseSurface(event.x(), event.y());
+        m_locationViewshed[i]->setLocation(pt);
+      }
+    }
+  });
+
+  connect(m_sceneView, &SceneGraphicsView::mousePressedAndHeld, this, [this](QMouseEvent& event)
+  {
+    if (!m_locationViewshed[0])
+      createViewshed(event.x(), event.y());
+
+    m_calculating = true;
+  });
+
+  connect(m_sceneView, &SceneGraphicsView::mouseMoved, this, [this](QMouseEvent& event)
+  {
+    if (m_calculating)
+    {
+      for (int i = 0; i < 3; ++i)
+      {
+        const Point pt = m_sceneView->screenToBaseSurface(event.x(), event.y());
+        m_locationViewshed[i]->setLocation(pt);
+      }
+    }
+  });
+
+  connect(m_sceneView, &SceneGraphicsView::mouseReleased, this, [this](QMouseEvent)
+  {
+    m_calculating = false;
+  });
+}
+
+void ViewshedLocation::createViewshed(double x, double y)
+{
+
+  m_analysisOverlay = new AnalysisOverlay(this);
+  m_sceneView->analysisOverlays()->append(m_analysisOverlay);
+
+
+  const Point pt = m_sceneView->screenToBaseSurface(x, y);
+
+  qCritical() << " pt=";
+  qCritical() << " pt=" << pt.x();
+  qCritical() << " pt=" << pt.y();
+  qCritical() << " pt=" << pt.z();
+
+  for (int i = 0; i < 3; ++i)
+  {
+    double heading = i * 120.0;
+    m_locationViewshed[i] = new LocationViewshed(pt
+      , heading
+      , 90.0   // pitch
+      , 120.0  // horizontalAngle
+      , 90.0   // verticalAngle
+      , 10.0  // minDistance
+      , 20000
+      , this);
+
+
+    m_locationViewshed[i]->setVisible(m_viewshedVisible);
+
+    // Add the Viewshed to the Analysis Overlay
+    m_analysisOverlay->analyses()->append(m_locationViewshed[i]);
+
+    m_locationViewshed[i]->setFrustumOutlineVisible(true);
+
+    // QColor frustumColor(0, 0, 0, 255);
+    // m_locationViewshed->setFrustumOutlineColor(frustumColor);
+  }
+  return;
+}
+
+// Getters/Setters for each Q_PROPERTY
+bool ViewshedLocation::isViewshedVisible() const
+{
+  return m_viewshedVisible;
+}
+
+void ViewshedLocation::setViewshedVisible(bool viewshedVisible)
+{
+  for (int i = 0; i < 3; ++i)
+  {
+    if (m_locationViewshed[i])
+    {
+      if (m_locationViewshed[i]->isVisible() == viewshedVisible)
+      {
+        continue;
+      }
+      
+      m_locationViewshed[i]->setVisible(viewshedVisible);
+    }
+  }
+
+  if (m_viewshedVisible != viewshedVisible)
+  {
+    m_viewshedVisible = viewshedVisible;
+
+    emit viewshedVisibleChanged();
+  }
+}
+
+bool ViewshedLocation::isFrustumOutlineVisible() const
+{
+  return m_locationViewshed[0] ? m_locationViewshed[0]->isFrustumOutlineVisible() : m_frustumVisible;
+}
+
+void ViewshedLocation::setFrustumOutlineVisible(bool frustumVisible)
+{
+  for (int i = 0; i < 3; ++i)
+  {
+    if (m_locationViewshed[i])
+    {
+      if (m_locationViewshed[i]->isFrustumOutlineVisible() == frustumVisible)
+      {
+        continue;
+      }
+
+      m_frustumVisible = frustumVisible;
+      m_locationViewshed[i]->setFrustumOutlineVisible(frustumVisible);
+    }
+  }
+
+  if (m_frustumVisible != frustumVisible)
+  {
+    m_frustumVisible = frustumVisible;
+    emit frustumVisibleChanged();
+  }
+}
+
+double ViewshedLocation::minDistance() const
+{
+  return m_locationViewshed[0] ? m_locationViewshed[0]->minDistance() : m_minDistance;
+}
+
+void ViewshedLocation::setMinDistance(double minDistance)
+{
+  for (int i = 0; i < 3; ++i)
+  {
+    if (m_locationViewshed[i])
+    {
+      if (m_locationViewshed[i]->minDistance() == minDistance)
+      {
+        continue;
+      }
+      m_locationViewshed[i]->setMinDistance(minDistance);
+    }
+  }
+
+  if (m_minDistance != minDistance)
+  {
+    m_minDistance = minDistance;
+    emit minDistanceChanged();
+  }
+}
+
+double ViewshedLocation::maxDistance() const
+{
+  return m_locationViewshed[0] ? m_locationViewshed[0]->maxDistance() : m_maxDistance;
+}
+
+void ViewshedLocation::setMaxDistance(double maxDistance)
+{
+  for (int i = 0; i < 3; ++i)
+  {
+    if (m_locationViewshed[i])
+    {
+      if (m_locationViewshed[i]->maxDistance() == maxDistance)
+      {
+        continue;
+      }
+      m_locationViewshed[i]->setMaxDistance(maxDistance);
+    }
+  }
+
+  if (m_maxDistance != maxDistance)
+  {
+    m_maxDistance = maxDistance;
+    emit maxDistanceChanged();
+  }
+}
+
+