package main;

import java.awt.Container;
import java.awt.GridLayout;
import java.awt.Insets;
import java.util.ArrayList;
import java.util.List;

import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;

public class Form extends JFrame
{
	public JFrame form ;
	public Container container ;
	public List<JButton> buttons;
	public  JButton bDEL;
	public  JButton bLEFT;
	public  JButton bMOV;
	public  JButton bRIGHT;
	public  JButton bUP;
	public  JButton bDOWN;
	
	//选择寄存
	public int[] selectbuffer1 ,selectbuffer2;
	public JLabel selectbufferLabel;
	
	//位移寄存
	public int[] movebuffer;
	public JLabel movebufferLabel;
	
	/* 显示创建窗口 */
	public void show()
	{
		form = new JFrame("★big7★preview B");
		container= form.getContentPane();
		
		container.setLayout(new GridLayout(9,1,10,10));
				
		container.add(get(1));
		container.add(get(2));
		container.add(get(3));
		container.add(get(4));
		container.add(get(5));
		container.add(get(6));
		container.add(get(7));
		container.add(get(8));
		JPanel panel = new JPanel();
		panel.add(bDEL);
		panel.add(bLEFT);
		panel.add(bRIGHT);
		panel.add(bUP);
		panel.add(bDOWN);
		panel.add(bMOV);
		panel.add(selectbufferLabel);
		panel.add(movebufferLabel);
		container.add(panel);
				
		form.setVisible(true);
		form.setSize(800, 600);
	}

	/* 构造方法 */
	Form()
	{
		form = null;
		container = null;
		selectbuffer1 = new int[2];
		selectbuffer2 = new int[2];
		selectbuffer1[0] =-1;
		selectbuffer1[1] =-1;
		selectbuffer2[0] =-1;
		selectbuffer2[1] =-1;
		movebuffer = new int[2];
		movebuffer[0] = (0);
		movebuffer[1] = movebuffer[0];
		buttons = new ArrayList<JButton>();
		for(int i =0 ;i<17 *8 ;i++)
		{
			JButton jButton = new Big7Button("★"+i+"★",i,this);
			jButton.setMargin(new Insets(1,1,1,1));
			buttons.add(jButton);
		}
	    	bDEL =new Big7Button("d",this);
		   bLEFT=new Big7Button("<",this);
		   bMOV=new Big7Button("√", this);
		   bRIGHT=new Big7Button(">",this);
		   bUP= new Big7Button("^",this);
		   bDOWN =new Big7Button("v",this);
		   selectbufferLabel = new JLabel();
		   movebufferLabel = new JLabel();
	}
	
	/*排布一行按钮*/
	public JPanel get(int line)
	{
		JPanel panel = new JPanel(new GridLayout(1,17,10,10));
		panel.add(buttons.get(0 + 	(line-1 )*17));
		panel.add(buttons.get(1 +	(line-1 )*17));
		panel.add(buttons.get(2 +	(line-1 )*17));
		panel.add(buttons.get(3 +	(line-1 )*17));
		panel.add(buttons.get(4 +	(line-1 )*17));
		panel.add(buttons.get(5 +	(line-1 )*17));
		panel.add(buttons.get(6 +	(line-1 )*17));
		panel.add(buttons.get(7 +	(line-1 )*17));
		panel.add(buttons.get(8 +	(line-1 )*17));
		panel.add(buttons.get(9 +	(line-1 )*17));
		panel.add(buttons.get(10 +	(line-1 )*17));
		panel.add(buttons.get(11 +	(line-1 )*17));
		panel.add(buttons.get(12 +	(line-1 )*17));
		panel.add(buttons.get(13 +	(line-1 )*17));	
		panel.add(buttons.get(14 +	(line-1 )*17));
		panel.add(buttons.get(15 +	(line-1 )*17));
		panel.add(buttons.get(16 +	(line-1 )*17));

		return panel;
	}
	
	/*刷新画面*/
	public void Refesh(int[][] xyZone, int maxX, int maxY) {
		// TODO Auto-generated method stub
		for(int X = 0;X <maxX; X++)
		{
			for(int Y =0 ;Y<maxY;Y++)
			{
				buttons.get(Y*17 +X).setText(""+xyZone[X][Y]);
			}
		}		
		refeshSelectbuffer();
		//refeshMovebuffer();
		setMovebuffer(0,0);
	}
	
	/*选择寄存显示刷新*/
	public void refeshSelectbuffer() {
		// TODO Auto-generated method stub
		selectbufferLabel.setText(
				"("+selectbuffer1[0]+", "+ selectbuffer1[1] +")   "
		+		"("+selectbuffer2[0]+", "+ selectbuffer2[1] +")"
				);
	}
	
	/*big7选中功能*/
	public void select(int x, int y)
	{
		if(main.select(x,y))
		{
			//选择寄存控制
			setSelectbuffer( x,  y);
		}
	}
	
	/*选择寄存控制*/
	public void setSelectbuffer(int x, int y)
	{
		selectbuffer2[0] = selectbuffer1[0];
		selectbuffer2[1] = selectbuffer1[1];
		selectbuffer1[0] = x;
		selectbuffer1[1] = y;

		//选中变更时应清空位移寄存
		setMovebuffer(0,0);
		//选择寄存显示刷新
		refeshSelectbuffer();
	}

	/*big7消除功能*/
	public void delete()
	{
		if(main.delete(selectbuffer1[0], selectbuffer1[1], selectbuffer2[0], selectbuffer2[1]))
		{
			Refesh(main.myBig7Entity.xyZone,main.myBig7Entity.maxX,main.myBig7Entity.maxY);
		}
	}

	/* 位移寄存 显示刷新 */
	public void refeshMovebuffer()
	{
		String setStr = null;
		if(movebuffer[0]*movebuffer[1]==0)
		{
			movebufferLabel.setText("- --");
		}
		else
		{
			// 左右
			if(movebuffer[0]>0)
			{
				//右
				if(movebuffer[1]>0)
				{
					setStr = "右 "+ movebuffer[1];
				}
				//左
				else{
					setStr = "左 "+ -movebuffer[1];
				}					
			}
			// 上下
			else{
				//下
				if(movebuffer[1]>0)
				{
					setStr = "下 "+ movebuffer[1];
				}
				//上
				else{
					setStr = "上 "+ -movebuffer[1];
				}	
			}
			movebufferLabel.setText(setStr);
		}
	}

	/* 位移寄存 控制 */
	public void setMovebuffer(int x, int y)
	{
		if(movebuffer[0] != x)
		{
			movebuffer[0] = x;
			movebuffer[1] =  y;
		}else
		{			
			movebuffer[1] += y;
		}
		refeshMovebuffer();
	}
		
	/* big7移动功能*/
	public void move()
	{
		if(main.move(movebuffer[0], movebuffer[1]))
		{
			Refesh(main.myBig7Entity.xyZone,main.myBig7Entity.maxX,main.myBig7Entity.maxY);
		}
	}
	
}