import java.util.*;
/** lop layer dai dien cho lop ve
 * @author Nguyen Ngoc Thanh Tung
 * @version 1.0
 * @since 2018 10 09
 */
public class layer {
	// doi tuong layer chua cac doi tuong shape
	private ArrayList<shape> shapeList=new ArrayList<>();
	private boolean isVisible;

	// getter,setter
	public void setVisible(boolean v) {
		this.isVisible = v;
	}
	public boolean getVisible() {
		return this.isVisible;
	}

	/** phuong thuc xoa hinh tam giac
	 */
	public void delelteTriangle() {
		for (int i=0;i<shapeList.size();i++) {
			if (shapeList.get(i).getType().equals("triangle"))
				shapeList.remove(i);
		}
	}

	/** phuong thuc xoa hinh tron
	 */
	public void deleteCircle() {
		for (int i=0;i<shapeList.size();i++) {
			if (shapeList.get(i).getType().equals("circle"))
				shapeList.remove(i);
		}
	}

	/** phuong thuc xoa hinh chu nhat
	 */
	public void deleteRectangle() {
		for (int i=0;i<shapeList.size();i++) {
			if (shapeList.get(i).getType().equals("rectangle"))
				shapeList.remove(i);
		}
	}

	/** phuong thuc them doi tuong vao danh sach cac shape
	 */
	public void addShape(shape s) {
		shapeList.add(s);
	}

	// hien thi
	public void print() {
		for (int i=0;i<shapeList.size();i++)
			System.out.println(shapeList.get(i).getType());
	}

	// delete duplicated shape
	public void delDuplicated() {
		for (int i=0;i<shapeList.size();i++) {
			for (int j=0;j<shapeList.size();j++) {
				if (shapeList.get(i).getType() == shapeList.get(j).getType() && shapeList.get(i).getType()=="circle") {
						if (shapeList.get(i).isDuplicatedCircle(shapeList.get(j))==true) {

					}
				}
			}
		}
	}
}