static void Main(string[] args)
{
ComplexGraphics complex = new ComplexGraphics("一个复杂图形和两条线段");
complex.Add(new Line("线段A"));
ComplexGraphics complex1 = new ComplexGraphics("复杂图形");
complex1.Add(new Circle("圆"));
complex1.Add(new Line("线段B"));
complex.Add(complex1);
Line l = new Line("线段C");
complex.Add(l);
Console.WriteLine("复杂图形画法如下：");
Console.WriteLine("--------------");
complex.Draw();
Console.WriteLine("复杂图形绘制完成");
Console.WriteLine("--------------");
Console.WriteLine();
complex.Remove(l);
Console.WriteLine("移除C后复杂图形画法如下：");
Console.WriteLine("--------------");
complex.Draw();
Console.WriteLine("复杂图形绘制完成");
Console.WriteLine("--------------");
Console.WriteLine();
}
static void Main(string[] args)
{
ComplexGraphics complexGraphics = new ComplexGraphics("一个复杂图形和两条线段组成的复杂图形");
complexGraphics.Add(new Line("线段A"));
ComplexGraphics CompositeCG = new ComplexGraphics("一个圆和一条线组成的复杂图形");
CompositeCG.Add(new Circle("圆"));
CompositeCG.Add(new Circle("线段B"));
complexGraphics.Add(CompositeCG);
Line l = new Line("线段C");
complexGraphics.Add(l);
// 显示复杂图形的画法
Console.WriteLine("复杂图形的绘制如下：");
Console.WriteLine("---------------------");
complexGraphics.Draw();
Console.WriteLine("复杂图形绘制完成");
Console.WriteLine("---------------------");
Console.WriteLine();
// 移除一个组件再显示复杂图形的画法
complexGraphics.Remove(l);
Console.WriteLine("移除线段C后，复杂图形的绘制如下：");
Console.WriteLine("---------------------");
complexGraphics.Draw();
Console.WriteLine("复杂图形绘制完成");
Console.WriteLine("---------------------");
Console.Read();
}
static void Main(string[] args)
{
//Line line = new Line("一条线");
//line.Draw();
ComplexGraphics complexGraphics1 = new ComplexGraphics("由线和圆组成的复杂图形");
Line line = new Line("一条线A");
Circle circle = new Circle("圆A");
complexGraphics1.Add(line);
complexGraphics1.Add(circle);
//complexGraphics1.Draw();
ComplexGraphics complexGraphics2 = new ComplexGraphics("由复杂图形组成的复杂图形");
complexGraphics2.Add(complexGraphics1);
complexGraphics2.Draw();
Console.ReadKey();
}
