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author | John Firebaugh <john.firebaugh@gmail.com> | 2017-09-26 14:14:44 -0700 |
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committer | John Firebaugh <john.firebaugh@gmail.com> | 2017-10-23 09:56:43 -0700 |
commit | 4b2e1cddb4645fb6d2c5f9634dbeb7c21516cede (patch) | |
tree | f11bd97ea5abf17bc6956f254796f1e8cf4a96f9 /src/mbgl/style/conversion/transition_options.cpp | |
parent | bb58ddaea8c2d9da9551601318944d9d143ee247 (diff) | |
download | qtlocation-mapboxgl-4b2e1cddb4645fb6d2c5f9634dbeb7c21516cede.tar.gz |
Replace compile-time polymorphism with runtime polymorphism in the conversion system
Diffstat (limited to 'src/mbgl/style/conversion/transition_options.cpp')
-rw-r--r-- | src/mbgl/style/conversion/transition_options.cpp | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/src/mbgl/style/conversion/transition_options.cpp b/src/mbgl/style/conversion/transition_options.cpp new file mode 100644 index 0000000000..8a60c5bfd8 --- /dev/null +++ b/src/mbgl/style/conversion/transition_options.cpp @@ -0,0 +1,40 @@ +#include <mbgl/style/conversion/transition_options.hpp> + +namespace mbgl { +namespace style { +namespace conversion { + +optional<TransitionOptions> Converter<TransitionOptions>::operator()(const Convertible& value, Error& error) const { + if (!isObject(value)) { + error = { "transition must be an object" }; + return {}; + } + + TransitionOptions result; + + auto duration = objectMember(value, "duration"); + if (duration) { + auto number = toNumber(*duration); + if (!number) { + error = { "duration must be a number" }; + return {}; + } + result.duration = { std::chrono::milliseconds(int64_t(*number)) }; + } + + auto delay = objectMember(value, "delay"); + if (delay) { + auto number = toNumber(*delay); + if (!number) { + error = { "delay must be a number" }; + return {}; + } + result.delay = { std::chrono::milliseconds(int64_t(*number)) }; + } + + return result; +} + +} // namespace conversion +} // namespace style +} // namespace mbgl |