summaryrefslogtreecommitdiff
path: root/src/mbgl/style/conversion/custom_geometry_source_options.cpp
blob: 491509c28f08ff7f71a794464ca7b26cbfc3693e (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
#include <mbgl/style/conversion/custom_geometry_source_options.hpp>
#include <mbgl/style/conversion_impl.hpp>

namespace mbgl {
namespace style {
namespace conversion {

optional<CustomGeometrySource::Options> Converter<CustomGeometrySource::Options>::operator()(const Convertible& value, Error& error) const {
    CustomGeometrySource::Options options;

    const auto minzoomValue = objectMember(value, "minzoom");
    if (minzoomValue) {
        if (toNumber(*minzoomValue)) {
            options.zoomRange.min = static_cast<uint8_t>(*toNumber(*minzoomValue));
        } else {
            error.message = "GeoJSON source minzoom value must be a number";
            return nullopt;
        }
    }

    const auto maxzoomValue = objectMember(value, "maxzoom");
    if (maxzoomValue) {
        if (toNumber(*maxzoomValue)) {
            options.zoomRange.max = static_cast<uint8_t>(*toNumber(*maxzoomValue));
        } else {
            error.message = "GeoJSON source maxzoom value must be a number";
            return nullopt;
        }
    }

    const auto bufferValue = objectMember(value, "buffer");
    if (bufferValue) {
        if (toNumber(*bufferValue)) {
            options.tileOptions.buffer = static_cast<uint16_t>(*toNumber(*bufferValue));
        } else {
            error.message = "GeoJSON source buffer value must be a number";
            return nullopt;
        }
    }

    const auto toleranceValue = objectMember(value, "tolerance");
    if (toleranceValue) {
        if (toNumber(*toleranceValue)) {
            options.tileOptions.tolerance = static_cast<double>(*toNumber(*toleranceValue));
        } else {
            error.message = "GeoJSON source tolerance value must be a number";
            return nullopt;
        }
    }

    const auto wrapValue = objectMember(value, "wrap");
    if (wrapValue) {
        if (toBool(*wrapValue)) {
            options.tileOptions.wrap = static_cast<bool>(*toBool(*wrapValue));
        } else {
            error.message = "CustomGeometrySource TileOptions wrap value must be a boolean";
            return nullopt;
        }
    }

    const auto clipValue = objectMember(value, "clip");
    if (clipValue) {
        if (toBool(*clipValue)) {
            options.tileOptions.clip = static_cast<double>(*toBool(*clipValue));
        } else {
            error.message = "CustomGeometrySource TileOptiosn clip value must be a boolean";
            return nullopt;
        }
    }

    return options;
}

} // namespace conversion
} // namespace style
} // namespace mbgl