private static int LengthInBufferCells(char c, uint codePage)
{
int num;
if (ConsoleControl.IsAvailableFarEastCodePage(codePage))
{
IntPtr intPtr = (IntPtr)0;
IntPtr intPtr1 = (IntPtr)0;
bool flag = false;
ConsoleControl.TEXTMETRIC tEXTMETRIC = new ConsoleControl.TEXTMETRIC();
try
{
num = ConsoleControl.LengthInBufferCellsFE(c, ref intPtr, ref intPtr1, ref flag, ref tEXTMETRIC);
}
finally
{
if (intPtr != (IntPtr)0 && intPtr1 != (IntPtr)0)
{
ConsoleControl.NativeMethods.ReleaseDC(intPtr, intPtr1);
}
}
return num;
}
else
{
return 1;
}
}
internal static int LengthInBufferCells(string str, int offset)
{
int num;
uint consoleOutputCP = ConsoleControl.NativeMethods.GetConsoleOutputCP();
if (ConsoleControl.IsAvailableFarEastCodePage(consoleOutputCP))
{
IntPtr intPtr = (IntPtr)0;
IntPtr intPtr1 = (IntPtr)0;
bool flag = false;
ConsoleControl.TEXTMETRIC tEXTMETRIC = new ConsoleControl.TEXTMETRIC();
int num1 = 0;
try
{
int length = str.Length;
for (int i = offset; i < length; i++)
{
char chr = str[i];
num1 = num1 + ConsoleControl.LengthInBufferCellsFE(chr, ref intPtr, ref intPtr1, ref flag, ref tEXTMETRIC);
}
num = num1;
}
finally
{
if (intPtr != (IntPtr)0 && intPtr1 != (IntPtr)0)
{
ConsoleControl.NativeMethods.ReleaseDC(intPtr, intPtr1);
}
}
return num;
}
else
{
return str.Length - offset;
}
}
/*
[DllImport("GDI32.dll", CharSet=CharSet.Unicode)]
internal static extern bool GetTextMetrics(IntPtr hdc, out ConsoleControl.TEXTMETRIC tm);
*/
internal static bool GetTextMetrics(IntPtr hdc, out ConsoleControl.TEXTMETRIC tm)
{
ConsoleControl.TEXTMETRIC rtm = new ConsoleControl.TEXTMETRIC();
rtm.tmDefaultChar = Char.MinValue;
tm = rtm;
return true;
}