应用VC开发的模拟钢琴简单弹奏 可根据键盘输入发声do ra mi fa so-Simulation application development VC can play a simple piano keyboard sound do ra mi fa so ...

基于OpenCV的Camera Mouse interface，通过识别手势来实现模拟键盘输入，Visual Stdio 2008-The Camera Mouse interface based on OpenCV to simulate keyboard input by gesture recognition Visual Studio 2008

程序模拟AutoCAD中进行线的交互绘制。点可以通过使用鼠标点击屏幕，或者键盘输入来获取，绘制的同时可以使用w命令来设置线宽，c命令来设置线的颜色，o来结束绘制（回车或者ESC键也行）。VS2005 + objectARX2007环境，对arx的学习还是很有帮助的。个人。-Simulate AutoCAD draw polyline.You can select a point to draw line,at the same time,you can also set entity prope