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32 #include "TimeInputType.h"
34 #include "DateComponents.h"
35 #include "HTMLInputElement.h"
36 #include "HTMLNames.h"
37 #include <wtf/CurrentTime.h>
38 #include <wtf/DateMath.h>
39 #include <wtf/MathExtras.h>
40 #include <wtf/PassOwnPtr.h>
44 using namespace HTMLNames;
46 static const double timeDefaultStep = 60.0;
47 static const double timeStepScaleFactor = 1000.0;
49 PassOwnPtr<InputType> TimeInputType::create(HTMLInputElement* element)
51 return adoptPtr(new TimeInputType(element));
54 const AtomicString& TimeInputType::formControlType() const
56 return InputTypeNames::time();
59 double TimeInputType::defaultValueForStepUp() const
61 double current = currentTimeMS();
62 double utcOffset = calculateUTCOffset();
63 double dstOffset = calculateDSTOffset(current, utcOffset);
64 int offset = static_cast<int>((utcOffset + dstOffset) / msPerMinute);
65 current += offset * msPerMinute;
68 date.setMillisecondsSinceMidnight(current);
69 double milliseconds = date.millisecondsSinceEpoch();
70 ASSERT(isfinite(milliseconds));
74 double TimeInputType::minimum() const
76 return parseToDouble(element()->fastGetAttribute(minAttr), DateComponents::minimumTime());
79 double TimeInputType::maximum() const
81 return parseToDouble(element()->fastGetAttribute(maxAttr), DateComponents::maximumTime());
84 double TimeInputType::defaultStep() const
86 return timeDefaultStep;
89 double TimeInputType::stepScaleFactor() const
91 return timeStepScaleFactor;
94 bool TimeInputType::scaledStepValeuShouldBeInteger() const
99 bool TimeInputType::parseToDateComponentsInternal(const UChar* characters, unsigned length, DateComponents* out) const
103 return out->parseTime(characters, length, 0, end) && end == length;
106 bool TimeInputType::setMillisecondToDateComponents(double value, DateComponents* date) const
109 return date->setMillisecondsSinceMidnight(value);
112 } // namespace WebCore