经典K线与指标画法，是编写证券软件的基础，VC2010编译通过。-Classic K-line indicators painting is the basis for the preparation of the securities software, the VC2010 compiler through.

使用中点Bresenham算法绘制斜率为0≤k≤1的直线-Using the midpoint Bresenham algorithm draw the straight line slope of 0 k or less 1 or less