private int GetIntTagValue(MElementList elmlist, tag_t tag)
{
var nValue = 0;
try
{
using (MElementRef eref = elmlist.get_Element(tag))
{
if (eref != null && eref.value_count != 0 && eref.value_count != -1)
{
nValue = eref.get_sint(0);
}
return(nValue);
}
}
catch (Exception e)
{
_logger.Error("DCMHeader.GetIntTagValue(): " + "get int for tag " + tag.ToString() + " pop up an exception--" + e.Message + ".");
return(nValue);
}
}
private void GetDateTimeTagValue(ref string strValue, MElementList elmlist, tag_t tag)
{
try
{
using (MElementRef eref = elmlist.get_Element(tag))
{
if (eref != null && eref.value_count != 0 && eref.value_count != -1)
{
strValue = eref.get_string(0);
}
else
{
strValue = " ";
}
}
}
catch (Exception e)
{
strValue = " ";
_logger.Error("DCMHeader.GetDateTimeTagValue(): " + "get datetime for tag " + tag.ToString() + " pop up an exception--" + e.Message + ".");
}
}
/// <summary>
/// For some tag with local language, e.g PatientName
/// ISO_IR 192: use UTF8 encoding local string
/// ISO_IR 100: use GB2312 encoding local string
/// </summary>
/// <param name="strValue"></param>
/// <param name="elmlist"></param>
/// <param name="tag"></param>
private void GetLocalStringTagValue(ref string strValue, MElementList elmlist, tag_t tag)
{
try
{
String str_speccharacter = "";
using (MElementRef intereref = elmlist.get_Element(tag_t.kSpecificCharacterSet))
{
if (intereref != null && intereref.value_count != 0 && intereref.value_count != -1)
{
str_speccharacter = intereref.get_string(0);
}
else
{
str_speccharacter = "";
}
}
using (MElementRef eref = elmlist.get_Element(tag))
{
Byte[] byte_patName = null;
if (str_speccharacter.Trim() == "ISO_IR 192")
{
if (eref != null && eref.value_count != 0 && eref.value_count != -1)
{
byte_patName = eref.get_blob(0);
}
strValue = Encoding.UTF8.GetString(byte_patName);
}
else if (str_speccharacter.Trim() == "ISO_IR 100")
{
if (eref != null && eref.value_count != 0 && eref.value_count != -1)
{
byte_patName = eref.get_blob(0);
}
strValue = Encoding.GetEncoding("GB2312").GetString(byte_patName);
}
else
{
if (eref != null && eref.value_count != 0 && eref.value_count != -1)
{
strValue = eref.get_string(0);
}
else
{
strValue = " ";
}
}
}
}
catch (Exception e)
{
strValue = " ";
_logger.Error("DCMHeader.GetStringTagValue(): " + "get string for tag " + tag.ToString() + " pop up an exception--" + e.Message + ".");
}
}
private string GetStringTagValue(MElementList elmlist, tag_t tag)
{
var strValue = string.Empty;
try
{
using (MElementRef eref = elmlist.get_Element(tag))
{
if (eref != null && eref.value_count != 0 && eref.value_count != -1)
{
strValue = eref.get_string(0);
}
else
{
strValue = "";
}
return(strValue);
}
}
catch (Exception e)
{
_logger.Error("DicomHeader.GetStringTagValue(): " + "get string for tag " + tag.ToString() + " pop up an exception--" + e.Message + ".");
return(strValue);
}
}
private string GetDateTimeTagValue(MElementList elmlist, tag_t tag)
{
var strValue = string.Empty;
var strRet = string.Empty;
try
{
using (MElementRef eref = elmlist.get_Element(tag))
{
if (eref != null && eref.value_count != 0 && eref.value_count != -1)
{
strValue = eref.get_string(0);
}
if (!string.IsNullOrEmpty((strValue)))
{
strRet = System.DateTime.ParseExact(strValue, "yyyyMMdd", System.Globalization.CultureInfo.CurrentCulture).ToString("yyyy-MM-dd");
}
return(strRet);
}
}
catch (Exception e)
{
_logger.Error("DCMHeader.GetDateTimeTagValue(): " + "get datetime for tag " + tag.ToString() + " pop up an exception--" + e.Message + ".");
strRet = System.DateTime.ParseExact(strValue, "yyyy.MM.dd", System.Globalization.CultureInfo.CurrentCulture).ToString("yyyy-MM-dd");
return(strRet);
}
}
