Google VrPanoramaView示例完整代码

import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;
import android.util.Log;

import com.google.vr.sdk.widgets.pano.VrPanoramaEventListener;
import com.google.vr.sdk.widgets.pano.VrPanoramaView;

import java.io.IOException;
import java.io.InputStream;

public class VrPanoramaActivity extends AppCompatActivity {

    private final String TAG = "VrPanoramaView";
    private VrPanoramaView vrPanView;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        vrPanView = (VrPanoramaView) findViewById(R.id.vr_pan_view);
        loadImage();
    }

    /**
     * 加载全景图片
     */
    private void loadImage() {

        /**获取assets中的图片，转为流**/
        InputStream is = null;
        try {
            is = getAssets().open("aa.jpg");
        } catch (IOException e) {
            e.printStackTrace();
        }
        Bitmap bitmap = BitmapFactory.decodeStream(is);

        /**VrPanoramaView.Options 设置**/
        VrPanoramaView.Options options = new VrPanoramaView.Options();
        options.inputType = VrPanoramaView.Options.TYPE_MONO;

        /**设置加载图片监听**/
        vrPanView.setEventListener(new VrPanoramaEventListener() {
            /**
             * 显示模式改变回调
             * 1.默认
             * 2.全屏模式
             * 3.VR观看模式，即横屏分屏模式
             */
            @Override
            public void onDisplayModeChanged(int newDisplayMode) {
                super.onDisplayModeChanged(newDisplayMode);
                Log.d(TAG, "onDisplayModeChanged()->newDisplayMode=" + newDisplayMode);
            }

            /**
             * 加载VR图片失败回调
             */
            @Override
            public void onLoadError(String errorMessage) {
                super.onLoadError(errorMessage);
                Log.d(TAG, "onLoadError()->errorMessage=" + errorMessage);
            }

            /**
             * 加载VR图片成功回调
             */
            @Override
            public void onLoadSuccess() {
                super.onLoadSuccess();
                Log.d(TAG, "onLoadSuccess->图片加载成功");
            }

            /**
             * 点击VR图片回调
             */
            @Override
            public void onClick() {
                super.onClick();
                Log.d(TAG, "onClick()");
            }
        });


        /**加载VR图片**/
        vrPanView.loadImageFromBitmap(bitmap, options);

    }

    @Override
    protected void onPause() {
        super.onPause();
        vrPanView.pauseRendering();//暂停3D渲染和跟踪
    }

    @Override
    protected void onResume() {
        super.onResume();
        vrPanView.resumeRendering();//恢复3D渲染和跟踪
    }

    @Override
    protected void onDestroy() {
        vrPanView.shutdown();//关闭渲染下并释放相关的内存
        super.onDestroy();
    }
}