Question

用VC++6.0编程绘制函数曲线，曲线方程已有





Answer 1

CPaintDC dc(this);
CPen pen(PS_SOLID,2,RGB(255,0,0)),*pPoldPen;//设置画笔参数含义调用MSDN
pOldPen=dc.SelectObject(&pen);
CPoint point_1(100,12),point_2(110,20);
dc.MoveTO(point_1);
dc.LineTo(point_2);
dc.SelectObject(pPoldPen);
::DeleteObject(&pen);
绘制两点之间的线段