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Don't produce layers with no features. Say "layer" instead of "name" in decode.

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This commit is contained in:
Eric Fischer 2015-11-02 14:03:45 -08:00
parent 84173e24a5
commit 7f24cd6767
2 changed files with 5 additions and 1 deletions
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2
decode.cc
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@ -115,7 +115,7 @@ void handle(std::string message, int z, unsigned x, unsigned y, int describe) {
}
printf("{ \"type\": \"FeatureCollection\"");
printf(", \"properties\": { \"name\": ");
printf(", \"properties\": { \"layer\": ");
printq(layer.name().c_str());
printf(" }");
printf(", \"features\": [\n");

4
tile.cc
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@ -246,6 +246,10 @@ mapnik::vector::tile create_tile(char **layernames, int line_detail, std::vector
int i;
for (i = 0; i < nlayers; i++) {
if (features[i].size() == 0) {
continue;
}
mapnik::vector::tile_layer *layer = tile.add_layers();
layer->set_name(layernames[i]);