如果侵权,请告知,会删除。
因原博主展示的是图片,个人觉得不好copy,so......
Activity:
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
public class MainActivity extends AppCompatActivity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
MySurfaceView sv=new MySurfaceView(this);
setContentView(sv);
}
}
MySurfaceView:
import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Paint;
import android.view.SurfaceHolder;
import android.view.SurfaceView;
public class MySurfaceView extends SurfaceView implements SurfaceHolder.Callback {
private static int GRIDW_SIZE=14;
private static int GRIDH_SIZE=20;
private static int startW=10,startH=10;
private float titleW;
private float titleH;
private int screenW,screenH;
private Canvas canvas;
private SurfaceHolder sfh;
private Bitmap bm;
public MySurfaceView(Context context) {
super(context);
bm= BitmapFactory.decodeResource(getResources(),R.drawable.bg);
sfh=this.getHolder();
sfh.addCallback(this);
}
@Override
public void surfaceCreated(SurfaceHolder holder) {
screenW=this.getWidth();
screenH=this.getHeight();
titleW=(screenW-2*startW)/GRIDW_SIZE;
titleH=(screenH-2*startH)/GRIDH_SIZE;
canvas=sfh.lockCanvas();
canvas.drawColor(Color.WHITE);
Paint paint=new Paint();
canvas.drawBitmap(bm,0,0,paint);
paint.setColor(Color.BLACK);
paint.setStrokeWidth(1);
paint.setStyle(Paint.Style.STROKE);
float startX=0,startY=0;
for (int i=0;i<=GRIDW_SIZE;i++){
startX=startW+i*titleW;
startY=startH;
canvas.drawLine(startX,startY,startX,screenH-startH,paint);
}
for (int j=0;j<=GRIDH_SIZE;j++){
startX=startW;
startY=startH+j*titleH;
canvas.drawLine(startX,startY,screenW-startW-5,startY,paint);
}
if (canvas!=null){
sfh.unlockCanvasAndPost(canvas);
}
}
@Override
public void surfaceDestroyed(SurfaceHolder holder) {
}
@Override
public void surfaceChanged(SurfaceHolder holder, int format, int width, int height) {
}
}
R.drawable.bg这个就自己找吧