C产品在市场上有哪些独特优势？

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csharp[DllImport(user32.dll)]private static extern IntPtr GetDC(IntPtr hwnd);

[DllImport(gdi32.dll)]private static extern int GetPixel(IntPtr hdc, Point p);

public static Color getColor(Point p){ // Point p=new Point(MousePosition.X,}

[DllImport( "user32.dll" )] private staticexternIntPtr GetDC(IntPtr hwnd); [DllImport( "gdi32.dll" )] private staticexternintGetPixel(IntPtr hdc, Point p); public staticColor getColor(Point p) { // Point p = new Point(MousePosition.X, MousePosition.Y);//取置顶点坐标 IntPtr hdc = GetDC( new IntPtr(0));//取到设备场景(0就是全屏的设备场景) int c = GetPixel(hdc, p);//取指定点颜色 int r = (c & 0xFF);//转换R int g = (c & 0xFF00) / 256;//转换G int b = (c & 0xFF0000) / 65536;//转换B // pictureBox1.BackColor = Color.FromArgb(r, g, b); return Color.FromArgb(r, g, b); }

　　测试例子：

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 private voidbutton1_Click(objectsender, EventArgs e) { //测试X在200，Y在120 到500 的颜是否不等于 Color.FromArgb(255, 246, 246, 246); string d = DateTime.Now.ToLongTimeString(); Color cl = Color.FromArgb(255, 246, 246, 246); Point p = new Point(200,0); for (inth = 120; h < 500; h+=8) { p.Y = h; if (getColor(p).Equals(cl)== false ){ Text = "" + h; break ; } } Text = d + ":" + DateTime.Now.ToLongTimeString() + " " + p ; }