教えてエライ人3

View.java

package example;

class Control {    
    //重なった四角形の頂点x計算
    static int CalcOverlapTopX(Model m1, Model m2){
        int x  = Math.max(m1.getX(),m2.getX());
        return x;
    }

    //重なった四角形の頂点y計算
    static int CalcOverlapTopY(Model m1, Model m2){
        int y  = Math.max(m1.getY(),m2.getY());
        return y;
    }

    //重なった四角形の面積計算
    static Model CalcOverlapModel(Model m1, Model m2){
        //重なった四角形の頂点を求める
        int x =  CalcOverlapTopX(m1, m2);
        int y =  CalcOverlapTopY(m1, m2);
        
        //重なった四角形の辺と高さを求める
        int work_w = Math.min((m1.getX() + m1.getWidth()), (m2.getX() + m2.getWidth()));
        int work_h = Math.min((m1.getY() + m1.getHeight()), (m2.getY() + m2.getHeight()));
        int w = work_w - x;
        int h = work_h - y;
        
        //もうモデルを返しちゃう。
        Model m = new Model(x,y,w,h);
        return m;
    }
}


package example;

class Model {
    private int x;
    private int y;
    private int width;
    private int height;
    private int area;

    public int getX() {
        return x;
    }
    private void setX(int x) {
        this.x = x;
    }
    
    public int getY() {
        return y;
    }
    private void setY(int y) {
        this.y = y;
    }
    
    public int getWidth() {
        return width;
    }
    private void setWidth(int width) {
        this.width = width;
    }
    
    public int getHeight() {
        return height;
    }
    private void setHeight(int height) {
        this.height = height;
    }
    //四角形の面積計算
    private void setArea(){
        this.area = this.height * this.width;
    }
    public int getArea(){
    	return area;
    }
	public Model(int x, int y, int height, int width) {
		setX(x);
		setY(y);
		setHeight(height);
		setWidth(width);
		setArea();
	}
}


package example;

public class View {
    public static void main(String[] args) {
        Model a = new Model(1,2,3,4);        
        Model b = new Model(2,3,5,5);        
        Model m =Control.CalcOverlapModel(a,b);
        System.out.println(m.getArea());
    }
}