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Code Issues Releases Wiki Activity

Tweaks to reduce OnChangeAction overhead

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This commit is contained in:
Birunthan Mohanathas
2013-04-10 18:59:41 +03:00
parent 507e0294fe
commit aa3c7eb8ce
20 changed files with 82 additions and 44 deletions
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36
Library/Measure.h
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@ -40,9 +40,34 @@ enum AUTOSCALE
class CMeasureValueSet
{
public:
CMeasureValueSet(double val, const WCHAR* str) : m_Value(val), m_StringValue(str) {}
void Set(double val, const WCHAR* str) { m_Value = val; m_StringValue = str; }
bool IsChanged(double val, const WCHAR* str) { if (m_Value != val || wcscmp(m_StringValue.c_str(), str) != 0) { Set(val, str); return true; } return false; }
CMeasureValueSet(double val, const WCHAR* str) : m_Value(val), m_StringValue(str ? str : L"") {}
void Set(double val, const WCHAR* str)
{
m_Value = val;
if (str)
{
m_StringValue = str;
}
else
{
m_StringValue.clear();
}
}
bool IsChanged(double val, const WCHAR* str)
{
if (m_Value != val ||
(!str && !m_StringValue.empty()) ||
(str && wcscmp(m_StringValue.c_str(), str) != 0))
{
Set(val, str);
return true;
}
return false;
}
private:
double m_Value;
std::wstring m_StringValue;
@ -74,7 +99,10 @@ public:
double GetMinValue() { return m_MinValue; }
double GetMaxValue() { return m_MaxValue; }
virtual const WCHAR* GetStringValue(AUTOSCALE autoScale, double scale, int decimals, bool percentual);
virtual const WCHAR* GetStringValue();
const WCHAR* GetStringOrFormattedValue(AUTOSCALE autoScale, double scale, int decimals, bool percentual);
const WCHAR* GetFormattedValue(AUTOSCALE autoScale, double scale, int decimals, bool percentual);
static void GetScaledValue(AUTOSCALE autoScale, int decimals, double theValue, WCHAR* buffer, size_t sizeInWords);
static void RemoveTrailingZero(WCHAR* str, int strLen);