tei/MapLibreParticleLab
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

[Qt] Add extrusion example to the Qt app

Browse Source
This commit is contained in:
Thiago Marcos P. Santos
2017-04-28 21:53:25 +03:00
committed by Thiago Marcos P. Santos
parent 184a4389e1
commit 18c52ab5e4
1 changed files with 34 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

34
platform/qt/app/mapwindow.cpp
View File

@@ -201,6 +201,40 @@ void MapWindow::keyPressEvent(QKeyEvent *ev)
m_map->setLayoutProperty("road-label-small", "text-pitch-alignment", "viewport");
m_map->setLayoutProperty("road-label-small", "text-size", 30.0);
// Buildings extrusion
QVariantMap buildings;
buildings["id"] = "3d-buildings";
buildings["source"] = "composite";
buildings["source-layer"] = "building";
buildings["type"] = "fill-extrusion";
buildings["minzoom"] = 15.0;
m_map->addLayer(buildings);
QVariantList buildingsFilterExpression;
buildingsFilterExpression.append("==");
buildingsFilterExpression.append("extrude");
buildingsFilterExpression.append("true");
QVariantList buildingsFilter;
buildingsFilter.append(buildingsFilterExpression);
m_map->setFilter("3d-buildings", buildingsFilterExpression);
m_map->setPaintProperty("3d-buildings", "fill-extrusion-color", "#aaa");
m_map->setPaintProperty("3d-buildings", "fill-extrusion-opacity", .6);
QVariantMap extrusionHeight;
extrusionHeight["type"] = "identity";
extrusionHeight["property"] = "height";
m_map->setPaintProperty("3d-buildings", "fill-extrusion-height", extrusionHeight);
QVariantMap extrusionBase;
extrusionBase["type"] = "identity";
extrusionBase["property"] = "min_height";
m_map->setPaintProperty("3d-buildings", "fill-extrusion-base", extrusionBase);
}
break;
case Qt::Key_1: {