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#include <mbgl/storage/resource.hpp>
#include <mbgl/util/string.hpp>
#include <mbgl/util/token.hpp>
#include <mbgl/util/url.hpp>
namespace mbgl {
Resource Resource::style(const std::string& url) {
return Resource {
Resource::Kind::Style,
url
};
}
Resource Resource::source(const std::string& url) {
return Resource {
Resource::Kind::Source,
url
};
}
Resource Resource::spriteImage(const std::string& base, float pixelRatio) {
return Resource {
Resource::Kind::SpriteImage,
base + (pixelRatio > 1 ? "@2x" : "") + ".png"
};
}
Resource Resource::spriteJSON(const std::string& base, float pixelRatio) {
return Resource {
Resource::Kind::SpriteJSON,
base + (pixelRatio > 1 ? "@2x" : "") + ".json"
};
}
Resource Resource::glyphs(const std::string& urlTemplate, const FontStack& fontStack, const std::pair<uint16_t, uint16_t>& glyphRange) {
return Resource {
Resource::Kind::Glyphs,
util::replaceTokens(urlTemplate, [&](const std::string& token) {
if (token == "fontstack") {
return util::percentEncode(fontStackToString(fontStack));
} else if (token == "range") {
return util::toString(glyphRange.first) + "-" + util::toString(glyphRange.second);
} else {
return std::string();
}
})
};
}
Resource Resource::tile(const std::string& urlTemplate, float pixelRatio, int32_t x, int32_t y, int8_t z) {
bool supportsRatio = urlTemplate.find("{ratio}") != std::string::npos;
return Resource {
Resource::Kind::Tile,
util::replaceTokens(urlTemplate, [&](const std::string& token) {
if (token == "z") {
return util::toString(z);
} else if (token == "x") {
return util::toString(x);
} else if (token == "y") {
return util::toString(y);
} else if (token == "prefix") {
std::string prefix{ 2 };
prefix[0] = "0123456789abcdef"[x % 16];
prefix[1] = "0123456789abcdef"[y % 16];
return prefix;
} else if (token == "ratio") {
return std::string(pixelRatio > 1.0 ? "@2x" : "");
} else {
return std::string();
}
}),
Resource::TileData {
urlTemplate,
uint8_t(supportsRatio && pixelRatio > 1.0 ? 2 : 1),
x,
y,
z
}
};
}
}
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