internal _LineInfo DrawRopLines(IntPtr pen, Point[] points)
{
int iROP = SetROP(BinaryRasterOperations.R2_XORPEN);
IntPtr cOldPen = SelectPen(pen);
int iLength = points.Length;
for (int i = 1; i < iLength; i++)
{
Point cStart = points[i - 1];
Point cEnd = points[i];
MoveToEx(__cHDC, cStart.X, cStart.Y, IntPtr.Zero);
LineTo(__cHDC, cEnd.X, cEnd.Y);
}
SelectPen(cOldPen);
SetROP(iROP);
_LineInfo cLineInfo = new _LineInfo(pen, points);
if (__bSaveRop)
{
__cLineInfos.Add(cLineInfo);
}
return(cLineInfo);
}
private void ClearRopLines(_LineInfo lineInfo)
{
int iROP = SetROP(BinaryRasterOperations.R2_XORPEN);
IntPtr cOldPen = SelectPen(lineInfo.Pen);
Point[] cPoints = lineInfo.Points;
int iLength = cPoints.Length;
for (int i = 1; i < iLength; i++)
{
Point cStart = cPoints[i - 1];
Point cEnd = cPoints[i];
MoveToEx(__cHDC, cStart.X, cStart.Y, IntPtr.Zero);
LineTo(__cHDC, cEnd.X, cEnd.Y);
}
SelectPen(cOldPen);
SetROP(iROP);
}