Android - 画像を表示 -

BitmapFactory() で /res/drawable/bmptest1.png を Bitmap 形式
にして表示する

import android.app.Activity;
import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.Canvas;
import android.os.Bundle;
import android.view.View;

public class BitmapTest extends Activity {
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        BitmapView view = new BitmapView(this.getApplication());
        setContentView(view);
    }
}

class BitmapView extends View {
    private Bitmap bmp;

    public BitmapView(Context context) {
        super(context);
        setFocusable(true);
        bmp = BitmapFactory.decodeResource(this.getResources(), R.drawable.bmptest1);
    }
    protected void onDraw(Canvas canvas) {
        canvas.drawColor(Color.WHITE);
        canvas.drawBitmap(bmp, 0, 0, null);
    }
}