建造者 與 指揮者

Posted on In Views: Disqus: Symbols count in article: 896 Reading time ≈ 2 mins.

建造者 與 指揮者

建造者 與 指揮者

建造者 與 指揮者

abstract class PersonBuilder
{
protected Graphics g;
protected Pen p;

public PersonBuilder(Graphics g, Pen p)
{
    this.g = g;
    this.p = p;
}

}

class PersonBuilder : PersonBuilder
{
public PersonThinBuilder(Graphics g, Pen p) : base(g, p)
{

}

public override void BuildHead()
{
    g.DrawEllipse(p, 50, 20, 30, 30);
}
public override void BuildBody()
{
    g.DrawRectangle(p, 60, 50, 10, 50);
}
public override void BuildArmLeft()
{
    g.DrawLine(p, 60, 50, 40, 100);
}
public override void BuildArmRight()
{
    g.DrawLine(p, 70, 50, 90, 100);
}
public override void BuildLegLeft()
{
    g.DrawLine(p, 60, 100, 45, 150);
}
public override void BuildLegRight()
{
    g.DrawLine(p, 70, 100, 85, 150);
}

}

class PersonDirector
{
private PersonBuilder pb;
public PersonDirector(PersonBuilder pb)
{
this.pb = pb;
}
public void CreatePerson()
{
pb.BuildHead();
pb.BuildBody();
pb.BuildArmLeft();
pb.BuildArmRight();
pb.BuildLegLeft();
pb.BuildLegRight();
}
}