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// [WriteFile Name=RouteAroundBarriers, Category=Routing]
// [Legal]
// Copyright 2020 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]
#ifdef PCH_BUILD
#include "pch.hpp"
#endif // PCH_BUILD
#include "RouteAroundBarriers.h"
#include "CompositeSymbol.h"
#include "GeometryEngine.h"
#include "Graphic.h"
#include "GraphicsOverlay.h"
#include "Map.h"
#include "MapQuickView.h"
#include "PictureMarkerSymbol.h"
#include "Polygon.h"
#include "PolygonBarrier.h"
#include "Route.h"
#include "RouteResult.h"
#include "RouteTask.h"
#include "SimpleFillSymbol.h"
#include "SimpleLineSymbol.h"
#include "SimpleRenderer.h"
#include "Stop.h"
#include "TextSymbol.h"
#include "MapTypes.h"
#include "SymbolTypes.h"
#include "TaskWatcher.h"
#include "Error.h"
#include "GraphicsOverlayListModel.h"
#include "GraphicListModel.h"
#include "DirectionManeuverListModel.h"
#include "Viewpoint.h"
#include "Point.h"
#include "Polyline.h"
#include <QUuid>
#include <QDir>
using namespace Esri::ArcGISRuntime;
namespace
{
const QUrl pinUrl("qrc:/Samples/Routing/RouteAroundBarriers/orange_symbol.png");
const QUrl routeTaskUrl("https://sampleserver6.arcgisonline.com/arcgis/rest/services/NetworkAnalysis/SanDiego/NAServer/Route");
}
RouteAroundBarriers::RouteAroundBarriers(QObject* parent /* = nullptr */):
QObject(parent),
m_map(new Map(BasemapStyle::ArcGISStreets, this)),
m_routeOverlay(new GraphicsOverlay(this)),
m_stopsOverlay(new GraphicsOverlay(this)),
m_barriersOverlay(new GraphicsOverlay(this))
{
// create symbols for displaying the barriers and the route line
m_barrierSymbol = new SimpleFillSymbol(SimpleFillSymbolStyle::DiagonalCross, Qt::red, this);
SimpleLineSymbol* routeLineSymbol = new SimpleLineSymbol(SimpleLineSymbolStyle::Solid, Qt::blue, 3, this);
SimpleRenderer* routeRenderer = new SimpleRenderer(routeLineSymbol, this);
m_routeOverlay->setRenderer(routeRenderer);
m_pinSymbol = new PictureMarkerSymbol(pinUrl, this);
m_pinSymbol->setHeight(50);
m_pinSymbol->setWidth(50);
m_pinSymbol->setOffsetY(m_pinSymbol->height() / 2);
// create route task
m_routeTask = new RouteTask(routeTaskUrl, this);
}
RouteAroundBarriers::~RouteAroundBarriers() = default;
void RouteAroundBarriers::init()
{
// Register the map view for QML
qmlRegisterType<MapQuickView>("Esri.Samples", 1, 0, "MapView");
qmlRegisterType<RouteAroundBarriers>("Esri.Samples", 1, 0, "RouteAroundBarriersSample");
}
MapQuickView* RouteAroundBarriers::mapView() const
{
return m_mapView;
}
// Set the view (created in QML)
void RouteAroundBarriers::setMapView(MapQuickView* mapView)
{
if (!mapView || mapView == m_mapView)
return;
m_mapView = mapView;
m_mapView->setMap(m_map);
m_mapView->setViewpoint(Viewpoint(32.727, -117.1750, 40000));
// add the graphics overlays to the MapView
m_mapView->graphicsOverlays()->append(m_routeOverlay);
m_mapView->graphicsOverlays()->append(m_stopsOverlay);
m_mapView->graphicsOverlays()->append(m_barriersOverlay);
connectRouteSignals();
m_routeTask->load();
emit mapViewChanged();
}
void RouteAroundBarriers::connectRouteSignals()
{
connect(m_routeTask, &RouteTask::createDefaultParametersCompleted, this, [this](const QUuid&, const RouteParameters& defaultParameters)
{
m_routeParameters = defaultParameters;
// set flags to return stops and directions
m_routeParameters.setReturnStops(true);
m_routeParameters.setReturnDirections(true);
});
connect(m_routeTask, &RouteTask::doneLoading, this, [this](const Error& loadError)
{
if (loadError.isEmpty())
{
m_routeTask->createDefaultParameters();
}
else
{
qDebug() << loadError.message() << loadError.additionalMessage();
}
});
connect(m_mapView, &MapQuickView::mouseClicked, this, [this](QMouseEvent& e)
{
const Point clickedPoint = m_mapView->screenToLocation(e.position().x(), e.position().y());
if (m_addStops)
{
// add stop to list of stops
const Stop stopPoint(clickedPoint);
m_stopsList << stopPoint;
// create a marker symbol and graphics, and add the graphics to the graphics overlay
TextSymbol* textSymbol = new TextSymbol(QString::number(m_stopsList.size()), Qt::white, 16,
HorizontalAlignment::Center, VerticalAlignment::Bottom, this);
textSymbol->setOffsetY(m_pinSymbol->height() / 2);
CompositeSymbol* newStopSymbol = new CompositeSymbol(QList<Symbol*>{m_pinSymbol, textSymbol}, this);
Graphic* stopGraphic = new Graphic(clickedPoint, newStopSymbol, this);
m_stopsOverlay->graphics()->append(stopGraphic);
createAndDisplayRoute();
}
else if (m_addBarriers)
{
// add barrier to list
const Polygon barrierPolygon = GeometryEngine::buffer(clickedPoint, 500);
const PolygonBarrier barrier(barrierPolygon);
m_barriersList << barrier;
Graphic* barrierGraphic = new Graphic(barrierPolygon, m_barrierSymbol, this);
m_barriersOverlay->graphics()->append(barrierGraphic);
createAndDisplayRoute();
}
});
connect (m_routeTask, &RouteTask::solveRouteCompleted, this, [this](const QUuid&, const RouteResult& routeResult)
{
if (routeResult.isEmpty())
return;
const Route route = qAsConst(routeResult).routes()[0];
const Geometry routeGeometry = route.routeGeometry();
Graphic* routeGraphic = new Graphic(routeGeometry, this);
m_routeOverlay->graphics()->append(routeGraphic);
m_directions = route.directionManeuvers(this);
emit directionsChanged();
});
}
void RouteAroundBarriers::createAndDisplayRoute()
{
if (m_stopsList.size() > 1)
{
// clear the previous route, if it exists
if (m_routeOverlay)
m_routeOverlay->graphics()->clear();
// clear the directions list
if (m_directions)
{
delete m_directions;
m_directions = nullptr;
}
m_routeParameters.setStops(m_stopsList);
m_routeParameters.setPolygonBarriers(m_barriersList);
m_routeParameters.setFindBestSequence(m_findBestSequence);
m_routeParameters.setPreserveFirstStop(m_preserveFirstStop);
m_routeParameters.setPreserveLastStop(m_preserveLastStop);
m_routeTask->solveRoute(m_routeParameters);
}
}
void RouteAroundBarriers::clearRouteAndGraphics()
{
// clear stops from route parameters and stops list
m_routeParameters.clearStops();
m_stopsList.clear();
// clear barriers
m_routeParameters.clearPolygonBarriers();
m_barriersList.clear();
// clear directions list
if (m_directions)
{
delete m_directions;
m_directions = nullptr;
emit directionsChanged();
}
// delete graphics from overlay, then clear graphics overlays
for (GraphicsOverlay* overlay : *m_mapView->graphicsOverlays())
{
if (overlay)
{
for (Graphic* graphic : *overlay->graphics())
{
delete graphic;
}
overlay->graphics()->clear();
}
}
}
void RouteAroundBarriers::clearDirections()
{
if (m_directions)
{
delete m_directions;
m_directions = nullptr;
emit directionsChanged();
}
}