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[core] Added Map::latLngBoundsForCamera

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This commit is contained in:
Bruno de Oliveira Abinader
2017-03-23 18:10:16 +02:00
parent e67abfbe67
commit 80915992ab
6 changed files with 57 additions and 0 deletions
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22
test/map/map.test.cpp
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@@ -69,6 +69,28 @@ TEST(Map, LatLngBehavior) {
ASSERT_DOUBLE_EQ(latLng1.longitude, latLng2.longitude);
}
TEST(Map, CameraToLatLngBounds) {
MapTest test;
Map map(test.backend, test.view.getSize(), 1, test.fileSource, test.threadPool, MapMode::Still);
map.setLatLngZoom({ 45, 90 }, 16);
LatLngBounds bounds = LatLngBounds::hull(
map.latLngForPixel({}),
map.latLngForPixel({ double(map.getSize().width), double(map.getSize().height) }));
CameraOptions camera = map.getCameraOptions({});
ASSERT_EQ(bounds, map.latLngBoundsForCamera(camera));
CameraOptions virtualCamera = map.cameraForLatLngBounds(bounds, {});
ASSERT_NEAR(*camera.zoom, *virtualCamera.zoom, 1e-7);
ASSERT_NEAR(*camera.angle, *virtualCamera.angle, 1e-10);
ASSERT_NEAR(*camera.pitch, *virtualCamera.pitch, 1e-10);
ASSERT_NEAR(camera.center->latitude, virtualCamera.center->latitude, 1e-10);
ASSERT_NEAR(camera.center->longitude, virtualCamera.center->longitude, 1e-10);
}
TEST(Map, Offline) {
MapTest test;
DefaultFileSource fileSource(":memory:", ".");