DrawingView

体积小巧曲线控件没，实现一般曲线的各种画法，虽然很简单但很好用。(compact design Curve Controls did not achieve normal curve of the painting, although very simple but very good use.)

实现贝塞尔曲线的编程，即人为指定N个点，程序自动生成这N个点的贝塞尔曲线。(Programming Bezier curve, namely human specified N points, the program automatically generates N points Bezier curve.)

PSCAD做的风力机模型，嵌入了3维风力特性曲线，动态调节转矩与转速。(PSCAD do wind turbine model, embedded in the 3 d wind characteristic curve, dynamic torque and rotational speed adjustment.)

Manejo de Imagenes usando haarcascade en QT+opencv

用四阶龙格-库塔法求系统在U单位阶跃输入下该系统的响应曲线(Using the four order Runge Kutta method to find the response curve )

说明：  mfc下绘出样条曲线，并根据样条曲线对其上的值进行差值。(mfc-spline curves plotted under and in accordance with spline curve on the value of their difference.)

VC下的屏幕画图：VC下的屏幕画图程序，有六种方法实现(VC under the screen drawing program, there are six ways to achieve)

PSCAD做的12模块H桥SVG模型，电流矢量控制，运行良好。(PSCAD do SVG module 12 H bridge model, the current vector control, work well.)

本代码实现了一个地图比例尺的功能，方便各种地图类型代码的基本控件使用(This code implements a function of map scale to facilitate a variety of map types of code to use the basic controls)

简单计算机图形学算法，通过直线中点Bresenham算法,绘制直线。( Simple computer graphics algorithms, Bresenham line passing through the midpoint algorithm, draw a straight line.)