package?com.example.admin.wuziqi;

import?android.content.Context;
import?android.graphics.Canvas;
import?android.graphics.Paint;
import?android.support.annotation.Nullable;
import?android.util.AttributeSet;
import?android.view.View;


public?class?wuziqipanel?extends?View??{

????private?int?panlWidth;//棋盤(pán)寬度
????private??float?lineHeight;
????private?int?Max_LINE?=?10;

????private??Paint?mPaint?=?new?Paint();

????public?wuziqipanel(Context?context,?@Nullable?AttributeSet?attrs)?{
????????super(context,?attrs);
????????setBackgroundColor(0x44ff0000);
????????init();
????}

????private??void?init(){
????????mPaint.setColor(0x88000000);
????????mPaint.setAntiAlias(true);
????????mPaint.setDither(true);
????????mPaint.setStyle(Paint.Style.STROKE);
????}

????@Override
????protected?void?onMeasure(int?widthMeasureSpec,?int?heightMeasureSpec)?{
????????int?widthSize?=?MeasureSpec.getSize(widthMeasureSpec);
????????int?widthMode?=?MeasureSpec.getMode(widthMeasureSpec);

????????int?heightSize?=?MeasureSpec.getSize(heightMeasureSpec);
????????int?heightMode?=?MeasureSpec.getMode(heightMeasureSpec);

????????int?width?=?Math.min(widthSize,heightSize);

????????if(widthMode?==?MeasureSpec.UNSPECIFIED){
????????????width?=?heightSize;
????????}else?if(heightMode?==?MeasureSpec.UNSPECIFIED){
????????????width?=?widthSize;
????????}

????????setMeasuredDimension(width,width);
????}

????@Override
????protected?void?onSizeChanged(int?w,?int?h,?int?oldw,?int?oldh)?{
????????super.onSizeChanged(w,?h,?oldw,?oldh);

????????panlWidth?=?w;
????????lineHeight?=?panlWidth?*?1.0f?/Max_LINE;

????}

????@Override
????protected?void?onDraw(Canvas?canvas)?{
????????super.onDraw(canvas);

????????drawBoard(canvas);
????}

????private?void?drawBoard(Canvas?canvas){
????????int?w?=panlWidth;
????????float?h?=?lineHeight;

????????for(int?i?=0?;i<Max_LINE;i++){
????????????int?startX?=?(int)(h/2);
????????????int?endX?=?(int)(w-h/2);

????????????int?y?=(int)((0.5?+?i)?*?h);
????????????canvas.drawLine(startX,y,endX,y,mPaint);
????????????canvas.drawLine(y,startX,y,endX,mPaint);
????????}

????}
}