android com.panoramagl应用示例，增加俯仰视角控制

package com.shaoming.pano1;

import java.util.Random;

import javax.microedition.khronos.opengles.GL10;

import com.panoramagl.PLCubicPanorama;
import com.panoramagl.PLCylindricalPanorama;
import com.panoramagl.PLILoader;
import com.panoramagl.PLIPanorama;
import com.panoramagl.PLIView;
import com.panoramagl.PLImage;
import com.panoramagl.PLJSONLoader;
import com.panoramagl.PLSpherical2Panorama;
import com.panoramagl.PLSphericalPanorama;
import com.panoramagl.PLView;
import com.panoramagl.PLViewEventListener;
import com.panoramagl.enumeration.PLCubeFaceOrientation;
import com.panoramagl.hotspots.PLHotspot;
import com.panoramagl.ios.structs.CGPoint;
import com.panoramagl.structs.PLPosition;
import com.panoramagl.utils.PLUtils;

import android.os.Bundle;
import android.view.View;
import android.view.ViewGroup.LayoutParams;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.Spinner;
import android.widget.Toast;
import android.widget.ZoomControls;
import android.widget.AdapterView.OnItemSelectedListener;
import android.view.View.OnClickListener;

public class PanoramaActivity extends PLView
{
/**constants*/

private static final int kHotspotIdMin = 1;
private static final int kHotspotIdMax = 1000;

/**member variables*/

private Random random = new Random();

/**init methods*/

@Override
public void onCreate(Bundle savedInstanceState)
{
super.onCreate(savedInstanceState);
this.loadPanorama(0);

this.setListener(new PLViewEventListener()
{
@Override
public void onDidClickHotspot(PLIView pView, PLHotspot hotspot, CGPoint screenPoint, PLPosition scene3DPoint)
{
Toast.makeText(pView.getActivity(), String.format("You select the hotspot with ID %d", hotspot.getIdentifier()), Toast.LENGTH_SHORT).show();
}
});
}

/**
* This event is fired when OpenGL renderer was created
* @param gl Current OpenGL context
*/
@Override
protected void onGLContextCreated(GL10 gl)
{
super.onGLContextCreated(gl);

//Add layout
View mainView = this.getLayoutInflater().inflate(R.layout.panorama_layout, null);
this.addContentView(mainView, new LayoutParams(LayoutParams.FILL_PARENT, LayoutParams.FILL_PARENT));

//重要  官方这里没有给出使用示例    控制垂直方向观看角度 默认为getCamera().setPitchRange(-90,90);
//可设定getCamera().setPitchRange(-30,30);等有一定仰俯视角度的观看效果  这里设置为上下不可滑动
getCamera().setPitchRange(0,0);

Button backButton = (Button)mainView.findViewById(R.id.panorama_back);
backButton.setOnClickListener(new OnClickListener()
{

@Override
public void onClick(View v)
{
// TODO Auto-generated method stub

}
});

//Zoom controls  缩放控制
ZoomControls zoomControls = (ZoomControls)mainView.findViewById(R.id.zoomControls);
zoomControls.setOnZoomInClickListener(new OnClickListener()
{
@Override
public void onClick(View view)
{
getCamera().zoomIn(true);
}
});
zoomControls.setOnZoomOutClickListener(new OnClickListener()
{
@Override
public void onClick(View view)
{
getCamera().zoomOut(true);
}
});
}

/**load methods*/

/**
* Load panorama image manually
* @param index Spinner position where 0 = spherical, 1 = spherical2, 2 = cubic, 3 = cylindrical
*/
private void loadPanorama(int index)
{
GL10 gl = this.getCurrentGL();
PLIPanorama panorama = null;
//Lock panoramic view
this.setBlocked(true);
//Spherical panorama example (supports up 1024x512 texture)  球体全景例子 1024*512贴图
if(index == 0)
{
//gl.glRotatef(90.0f, 0.0f, 1.0f, 0.0f);
panorama = new PLSphericalPanorama();
((PLSphericalPanorama)panorama).setImage(gl, PLImage.imageWithBitmap(PLUtils.getBitmap(this, R.raw.pano_sphere), false));

}
//Spherical2 panorama example (only support 2048x1024 texture)  球体全景例子  2048*1024贴图
/*
else if(index == 1)
{
panorama = new PLSpherical2Panorama();
((PLSpherical2Panorama)panorama).setImage(gl, PLImage.imageWithBitmap(PLUtils.getBitmap(this, R.raw.pano_sphere2), false));
}
//Cubic panorama example (supports up 1024x1024 texture per face)  立方体全景例子  需每个面的贴图都是1024*1024
else if(index == 2)
{
PLCubicPanorama cubicPanorama = new PLCubicPanorama();
cubicPanorama.setImage(gl, PLImage.imageWithBitmap(PLUtils.getBitmap(this, R.raw.pano_f), false), PLCubeFaceOrientation.PLCubeFaceOrientationFront);
cubicPanorama.setImage(gl, PLImage.imageWithBitmap(PLUtils.getBitmap(this, R.raw.pano_b), false), PLCubeFaceOrientation.PLCubeFaceOrientationBack);
cubicPanorama.setImage(gl, PLImage.imageWithBitmap(PLUtils.getBitmap(this, R.raw.pano_l), false), PLCubeFaceOrientation.PLCubeFaceOrientationLeft);
cubicPanorama.setImage(gl, PLImage.imageWithBitmap(PLUtils.getBitmap(this, R.raw.pano_r), false), PLCubeFaceOrientation.PLCubeFaceOrientationRight);
cubicPanorama.setImage(gl, PLImage.imageWithBitmap(PLUtils.getBitmap(this, R.raw.pano_u), false), PLCubeFaceOrientation.PLCubeFaceOrientationUp);
cubicPanorama.setImage(gl, PLImage.imageWithBitmap(PLUtils.getBitmap(this, R.raw.pano_d), false), PLCubeFaceOrientation.PLCubeFaceOrientationDown);
panorama = cubicPanorama;
}*/
//Cylindrical panorama example (supports up 1024x1024 texture)  柱形全景例子 需提供1024*1024贴图
else if(index == 3)
{
PLCylindricalPanorama cylindricalPanorama = new PLCylindricalPanorama();
cylindricalPanorama.setHeightCalculated(false);
cylindricalPanorama.getCamera().setPitchRange(0.0f, 0.0f);
cylindricalPanorama.setImage(gl, PLImage.imageWithBitmap(PLUtils.getBitmap(this, R.raw.pano_sphere3333), false));
panorama = cylindricalPanorama;
}

//Add a hotspot  添加热点
// panorama.addHotspot(new PLHotspot((kHotspotIdMin + Math.abs(random.nextInt()) % ((kHotspotIdMax + 1) - kHotspotIdMin)), PLImage.imageWithBitmap(PLUtils.getBitmap(this, R.raw.hotspot), false), 0.0f, 0.0f, 0.08f, 0.08f));
//Load panorama
this.reset();
this.setPanorama(panorama);
//Unlock panoramic view
this.setBlocked(false);
}
}