380 lines
14 KiB
C++
380 lines
14 KiB
C++
#include "mapwindow.hpp"
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#include <QApplication>
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#include <QColor>
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#include <QDebug>
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#include <QFile>
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#include <QIcon>
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#include <QKeyEvent>
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#include <QMouseEvent>
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#include <QString>
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#if QT_VERSION >= 0x050000
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#include <QWindow>
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#endif
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int kAnimationDuration = 10000;
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MapWindow::MapWindow(const QMapboxGLSettings &settings)
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: m_settings(settings)
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{
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setWindowIcon(QIcon(":icon.png"));
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}
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void MapWindow::selfTest()
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{
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if (m_bearingAnimation) {
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m_bearingAnimation->setDuration(kAnimationDuration);
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m_bearingAnimation->setEndValue(m_map->bearing() + 360 * 4);
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m_bearingAnimation->start();
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}
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if (m_zoomAnimation) {
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m_zoomAnimation->setDuration(kAnimationDuration);
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m_zoomAnimation->setEndValue(m_map->zoom() + 3);
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m_zoomAnimation->start();
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}
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}
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qreal MapWindow::pixelRatio() {
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#if QT_VERSION >= 0x050600
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return devicePixelRatioF();
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#elif QT_VERSION >= 0x050000
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return devicePixelRatio();
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#else
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return 1;
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#endif
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}
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void MapWindow::animationFinished()
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{
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qDebug() << "Animation ticks/s: " << m_animationTicks / static_cast<float>(kAnimationDuration) * 1000.;
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qDebug() << "Frame draws/s: " << m_frameDraws / static_cast<float>(kAnimationDuration) * 1000.;
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qApp->quit();
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}
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void MapWindow::animationValueChanged()
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{
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m_animationTicks++;
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}
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void MapWindow::changeStyle()
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{
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static uint8_t currentStyleIndex;
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auto& styles = QMapbox::defaultStyles();
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m_map->setStyleUrl(styles[currentStyleIndex].first);
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setWindowTitle(QString("Mapbox GL: ") + styles[currentStyleIndex].second);
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if (++currentStyleIndex == styles.size()) {
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currentStyleIndex = 0;
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}
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m_sourceAdded = false;
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}
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void MapWindow::keyPressEvent(QKeyEvent *ev)
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{
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static const qint64 transitionDuration = 300;
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switch (ev->key()) {
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case Qt::Key_S:
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changeStyle();
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break;
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case Qt::Key_L: {
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if (m_sourceAdded) {
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return;
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}
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m_sourceAdded = true;
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QFile geojson(":source1.geojson");
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geojson.open(QIODevice::ReadOnly);
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// The data source for the route line and markers
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QVariantMap routeSource;
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routeSource["type"] = "geojson";
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routeSource["data"] = geojson.readAll();
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m_map->addSource("routeSource", routeSource);
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// The route case, painted before the route
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QVariantMap routeCase;
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routeCase["id"] = "routeCase";
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routeCase["type"] = "line";
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routeCase["source"] = "routeSource";
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m_map->addLayer(routeCase);
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m_map->setPaintProperty("routeCase", "line-color", QColor("white"));
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m_map->setPaintProperty("routeCase", "line-width", 20.0);
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m_map->setLayoutProperty("routeCase", "line-join", "round");
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m_map->setLayoutProperty("routeCase", "line-cap", "round");
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// The route, painted on top of the route case
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QVariantMap route;
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route["id"] = "route";
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route["type"] = "line";
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route["source"] = "routeSource";
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m_map->addLayer(route);
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m_map->setPaintProperty("route", "line-color", QColor("blue"));
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m_map->setPaintProperty("route", "line-width", 8.0);
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m_map->setLayoutProperty("route", "line-join", "round");
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m_map->setLayoutProperty("route", "line-cap", "round");
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QVariantList lineDashArray;
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lineDashArray.append(1);
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lineDashArray.append(2);
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m_map->setPaintProperty("route", "line-dasharray", lineDashArray);
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// Markers at the beginning and end of the route
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m_map->addImage("label-arrow", QImage(":label-arrow.svg"));
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m_map->addImage("label-background", QImage(":label-background.svg"));
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QVariantMap markerArrow;
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markerArrow["id"] = "markerArrow";
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markerArrow["type"] = "symbol";
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markerArrow["source"] = "routeSource";
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m_map->addLayer(markerArrow);
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m_map->setLayoutProperty("markerArrow", "icon-image", "label-arrow");
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m_map->setLayoutProperty("markerArrow", "icon-size", 0.5);
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m_map->setLayoutProperty("markerArrow", "icon-ignore-placement", true);
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QVariantList arrowOffset;
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arrowOffset.append(0.0);
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arrowOffset.append(-15.0);
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m_map->setLayoutProperty("markerArrow", "icon-offset", arrowOffset);
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QVariantMap markerBackground;
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markerBackground["id"] = "markerBackground";
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markerBackground["type"] = "symbol";
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markerBackground["source"] = "routeSource";
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m_map->addLayer(markerBackground);
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m_map->setLayoutProperty("markerBackground", "icon-image", "label-background");
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m_map->setLayoutProperty("markerBackground", "text-field", "{name}");
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m_map->setLayoutProperty("markerBackground", "icon-text-fit", "both");
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m_map->setLayoutProperty("markerBackground", "icon-ignore-placement", true);
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m_map->setLayoutProperty("markerBackground", "text-ignore-placement", true);
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m_map->setLayoutProperty("markerBackground", "text-anchor", "left");
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m_map->setLayoutProperty("markerBackground", "text-size", 16.0);
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m_map->setLayoutProperty("markerBackground", "text-padding", 0.0);
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m_map->setLayoutProperty("markerBackground", "text-line-height", 1.0);
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m_map->setLayoutProperty("markerBackground", "text-max-width", 8.0);
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QVariantList iconTextFitPadding;
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iconTextFitPadding.append(15.0);
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iconTextFitPadding.append(10.0);
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iconTextFitPadding.append(15.0);
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iconTextFitPadding.append(10.0);
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m_map->setLayoutProperty("markerBackground", "icon-text-fit-padding", iconTextFitPadding);
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QVariantList backgroundOffset;
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backgroundOffset.append(-0.5);
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backgroundOffset.append(-1.5);
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m_map->setLayoutProperty("markerBackground", "text-offset", backgroundOffset);
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m_map->setPaintProperty("markerBackground", "text-color", QColor("white"));
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QVariantList filterExpression;
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filterExpression.append("==");
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filterExpression.append("$type");
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filterExpression.append("Point");
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QVariantList filter;
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filter.append(filterExpression);
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m_map->setFilter("markerArrow", filter);
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m_map->setFilter("markerBackground", filter);
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// Tilt the labels when tilting the map and make them larger
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m_map->setLayoutProperty("road-label-large", "text-size", 30.0);
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m_map->setLayoutProperty("road-label-large", "text-pitch-alignment", "viewport");
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m_map->setLayoutProperty("road-label-medium", "text-size", 30.0);
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m_map->setLayoutProperty("road-label-medium", "text-pitch-alignment", "viewport");
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m_map->setLayoutProperty("road-label-small", "text-pitch-alignment", "viewport");
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m_map->setLayoutProperty("road-label-small", "text-size", 30.0);
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}
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break;
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case Qt::Key_1: {
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if (m_symbolAnnotationId.isNull()) {
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QMapbox::Coordinate coordinate = m_map->coordinate();
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QMapbox::SymbolAnnotation symbol { coordinate, "default_marker" };
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m_map->addAnnotationIcon("default_marker", QImage(":default_marker.svg"));
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m_symbolAnnotationId = m_map->addAnnotation(QVariant::fromValue<QMapbox::SymbolAnnotation>(symbol));
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} else {
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m_map->removeAnnotation(m_symbolAnnotationId.toUInt());
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m_symbolAnnotationId.clear();
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}
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}
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break;
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case Qt::Key_2: {
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if (m_lineAnnotationId.isNull()) {
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QMapbox::Coordinate topLeft = m_map->coordinateForPixel({ 0, 0 });
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QMapbox::Coordinate bottomRight = m_map->coordinateForPixel({ qreal(size().width()), qreal(size().height()) });
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QMapbox::CoordinatesCollections geometry { { { topLeft, bottomRight } } };
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QMapbox::LineAnnotation line { { QMapbox::ShapeAnnotationGeometry::LineStringType, geometry }, 0.5f, 1.0f, Qt::red };
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m_lineAnnotationId = m_map->addAnnotation(QVariant::fromValue<QMapbox::LineAnnotation>(line));
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} else {
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m_map->removeAnnotation(m_lineAnnotationId.toUInt());
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m_lineAnnotationId.clear();
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}
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}
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break;
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case Qt::Key_3: {
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if (m_fillAnnotationId.isNull()) {
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QMapbox::Coordinate topLeft = m_map->coordinateForPixel({ 0, 0 });
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QMapbox::Coordinate topRight = m_map->coordinateForPixel({ 0, qreal(size().height()) });
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QMapbox::Coordinate bottomLeft = m_map->coordinateForPixel({ qreal(size().width()), 0 });
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QMapbox::Coordinate bottomRight = m_map->coordinateForPixel({ qreal(size().width()), qreal(size().height()) });
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QMapbox::CoordinatesCollections geometry { { { bottomLeft, bottomRight, topRight, topLeft, bottomLeft } } };
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QMapbox::FillAnnotation fill { { QMapbox::ShapeAnnotationGeometry::PolygonType, geometry }, 0.5f, Qt::green, QVariant::fromValue<QColor>(QColor(Qt::black)) };
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m_fillAnnotationId = m_map->addAnnotation(QVariant::fromValue<QMapbox::FillAnnotation>(fill));
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} else {
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m_map->removeAnnotation(m_fillAnnotationId.toUInt());
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m_fillAnnotationId.clear();
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}
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}
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break;
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case Qt::Key_4: {
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if (m_styleSourcedAnnotationId.isNull()) {
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QMapbox::Coordinate topLeft = m_map->coordinateForPixel({ 0, 0 });
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QMapbox::Coordinate topRight = m_map->coordinateForPixel({ 0, qreal(size().height()) });
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QMapbox::Coordinate bottomLeft = m_map->coordinateForPixel({ qreal(size().width()), 0 });
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QMapbox::Coordinate bottomRight = m_map->coordinateForPixel({ qreal(size().width()), qreal(size().height()) });
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QMapbox::CoordinatesCollections geometry { { { bottomLeft, bottomRight, topRight, topLeft, bottomLeft } } };
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QMapbox::StyleSourcedAnnotation styleSourced { { QMapbox::ShapeAnnotationGeometry::PolygonType, geometry }, "water" };
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m_styleSourcedAnnotationId = m_map->addAnnotation(QVariant::fromValue<QMapbox::StyleSourcedAnnotation>(styleSourced));
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} else {
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m_map->removeAnnotation(m_styleSourcedAnnotationId.toUInt());
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m_styleSourcedAnnotationId.clear();
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}
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}
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break;
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case Qt::Key_Tab:
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m_map->cycleDebugOptions();
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break;
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case Qt::Key_R: {
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m_map->setTransitionOptions(transitionDuration);
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if (m_map->hasClass("night")) {
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m_map->removeClass("night");
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} else {
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m_map->addClass("night");
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}
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} break;
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default:
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break;
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}
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ev->accept();
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}
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void MapWindow::mousePressEvent(QMouseEvent *ev)
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{
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#if QT_VERSION < 0x050000
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m_lastPos = ev->posF();
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#else
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m_lastPos = ev->localPos();
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#endif
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if (ev->type() == QEvent::MouseButtonPress) {
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if (ev->buttons() == (Qt::LeftButton | Qt::RightButton)) {
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changeStyle();
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}
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}
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if (ev->type() == QEvent::MouseButtonDblClick) {
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if (ev->buttons() == Qt::LeftButton) {
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m_map->scaleBy(2.0, m_lastPos);
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} else if (ev->buttons() == Qt::RightButton) {
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m_map->scaleBy(0.5, m_lastPos);
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}
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}
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ev->accept();
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}
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void MapWindow::mouseMoveEvent(QMouseEvent *ev)
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{
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#if QT_VERSION < 0x050000
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QPointF delta = ev->posF() - m_lastPos;
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#else
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QPointF delta = ev->localPos() - m_lastPos;
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#endif
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if (!delta.isNull()) {
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if (ev->buttons() == Qt::LeftButton && ev->modifiers() & Qt::ShiftModifier) {
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m_map->setPitch(m_map->pitch() - delta.y());
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} else if (ev->buttons() == Qt::LeftButton) {
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m_map->moveBy(delta);
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} else if (ev->buttons() == Qt::RightButton) {
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#if QT_VERSION < 0x050000
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m_map->rotateBy(m_lastPos, ev->posF());
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#else
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m_map->rotateBy(m_lastPos, ev->localPos());
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#endif
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}
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}
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#if QT_VERSION < 0x050000
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m_lastPos = ev->posF();
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#else
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m_lastPos = ev->localPos();
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#endif
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ev->accept();
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}
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void MapWindow::wheelEvent(QWheelEvent *ev)
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{
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if (ev->orientation() == Qt::Horizontal) {
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return;
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}
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float factor = ev->delta() / 1200.;
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if (ev->delta() < 0) {
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factor = factor > -1 ? factor : 1 / factor;
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}
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m_map->scaleBy(1 + factor, ev->pos());
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ev->accept();
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}
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void MapWindow::initializeGL()
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{
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QMapbox::initializeGLExtensions();
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m_map.reset(new QMapboxGL(nullptr, m_settings, size(), pixelRatio()));
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connect(m_map.data(), SIGNAL(needsRendering()), this, SLOT(update()));
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// Set default location to Helsinki.
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m_map->setCoordinateZoom(QMapbox::Coordinate(60.170448, 24.942046), 14);
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QString styleUrl = qgetenv("MAPBOX_STYLE_URL");
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if (styleUrl.isEmpty()) {
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changeStyle();
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} else {
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m_map->setStyleUrl(styleUrl);
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setWindowTitle(QString("Mapbox GL: ") + styleUrl);
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}
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m_bearingAnimation = new QPropertyAnimation(m_map.data(), "bearing");
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m_zoomAnimation = new QPropertyAnimation(m_map.data(), "zoom");
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connect(m_zoomAnimation, SIGNAL(finished()), this, SLOT(animationFinished()));
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connect(m_zoomAnimation, SIGNAL(valueChanged(const QVariant&)), this, SLOT(animationValueChanged()));
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}
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void MapWindow::paintGL()
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{
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m_frameDraws++;
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m_map->resize(size(), size() * pixelRatio());
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m_map->render();
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}
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