그리기 객체 - Bitmap

package com.example.viewex01;

 

import android.content.Context;

 

 

import android.content.res.Resources;

import android.graphics.Bitmap;

import android.graphics.BitmapFactory;

import android.graphics.Canvas;

import android.graphics.Color;

import android.graphics.Paint;

import android.graphics.RectF;

import android.view.View;

 

public class MyView8 extends View {

    

     public MyView8(Context context) {

           super(context);

           // TODO Auto-generated constructor stub

          

     }

 

 

     @Override

     protected void onDraw(Canvas canvas) {

           // TODO Auto-generated method stub

           super.onDraw(canvas);

          

           canvas.drawColor(Color.LTGRAY);

           Paint paint = new Paint();

          

           Bitmap BackBit = Bitmap.createBitmap(300, 200, Bitmap.Config.ARGB_8888);

           Canvas offscreen = new Canvas(BackBit);

           offscreen.drawColor(Color.GREEN);

           paint.setColor(Color.RED);

           for(int x=0 ; x<300; x+=10){

                offscreen.drawLine(x, 0, 300-x, 200, paint);

           }

          

           canvas.drawBitmap(BackBit, 10, 10, null);

 

          

     }

 

}