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1 files changed, 29 insertions, 0 deletions

diff --git a/src/ui/mapper/MeasureLengthMapper.cpp b/src/ui/mapper/MeasureLengthMapper.cpp
new file mode 100644
index 00000000..6a0f95e3
--- /dev/null
+++ b/src/ui/mapper/MeasureLengthMapper.cpp
@@ -0,0 +1,29 @@
+#include "cru/ui/mapper/MeasureLengthMapper.h"
+#include "cru/ui/render/MeasureRequirement.h"
+
+namespace cru::ui::mapper {
+bool MeasureLengthMapper::XmlElementIsOfThisType(xml::XmlElementNode* node) {
+  return node->GetTag().CaseInsensitiveEqual(u"MeasureLength");
+}
+
+render::MeasureLength MeasureLengthMapper::DoMapFromString(String str) {
+  if (str.CaseInsensitiveEqual(u"notspecified")) {
+    return render::MeasureLength::NotSpecified();
+  }
+  if (str.CaseInsensitiveEqual(u"unspecified")) {
+    return render::MeasureLength::NotSpecified();
+  }
+  auto value = str.ParseToFloat();
+  if (value < 0) {
+    return render::MeasureLength::NotSpecified();
+  }
+  return render::MeasureLength(value);
+}
+
+render::MeasureLength MeasureLengthMapper::DoMapFromXml(
+    xml::XmlElementNode* node) {
+  auto value_attr = node->GetOptionalAttributeCaseInsensitive(u"value");
+  if (!value_attr) return {};
+  return DoMapFromString(*value_attr);
+}
+}  // namespace cru::ui::mapper