43 lines
1.1 KiB
C++
43 lines
1.1 KiB
C++
/*****************************************************************************
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Example program for vtzero library.
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vtzero-stats - Output some stats on layers
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*****************************************************************************/
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#include "utils.hpp"
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#include <vtzero/vector_tile.hpp>
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#include <iostream>
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#include <stdexcept>
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#include <string>
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int main(int argc, char* argv[]) {
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if (argc != 2) {
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std::cerr << "Usage: " << argv[0] << " TILE\n";
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return 1;
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}
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try {
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std::string input_file{argv[1]};
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const auto data = read_file(input_file);
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vtzero::vector_tile tile{data};
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while (const auto layer = tile.next_layer()) {
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std::cout.write(layer.name().data(), static_cast<std::streamsize>(layer.name().size()));
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std::cout << ' '
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<< layer.num_features() << ' '
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<< layer.key_table().size() << ' '
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<< layer.value_table().size() << '\n';
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}
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} catch (const std::exception& e) {
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std::cerr << "Error: " << e.what() << '\n';
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return 1;
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}
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return 0;
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}
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