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#include "cru/ui/mapper/ColorMapper.h"
namespace cru::ui::mapper {
bool ColorMapper::XmlElementIsOfThisType(xml::XmlElementNode* node) {
return cru::string::CaseInsensitiveCompare(node->GetTag(), "Color") == 0;
}
Color ColorMapper::DoMapFromString(std::string str) {
auto c = Color::Parse(String::FromUtf8(str));
if (!c) {
throw Exception("Invalid color value.");
}
return *c;
}
Color ColorMapper::DoMapFromXml(xml::XmlElementNode* node) {
auto value_attr = node->GetOptionalAttributeValueCaseInsensitive("value");
Color result = colors::transparent;
if (value_attr) {
result = DoMapFromString(*value_attr);
}
auto alpha_value_attr =
node->GetOptionalAttributeValueCaseInsensitive("alpha");
if (alpha_value_attr) {
result.alpha = String::FromUtf8(*alpha_value_attr).ParseToDouble() * 255;
}
return result;
}
} // namespace cru::ui::mapper
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