Android使用PhotoView实现图片缩放功能

使用第三方开源项目,地址:https://github.com/chrisbanes/PhotoView

 

引入library 项目.

简单的加载一张图片:

public class MainActivity extends Activity {

	ImageView imgView;
	PhotoViewAttacher attacher; 
	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_main);
		imgView=(ImageView) findViewById(R.id.img);
		imgView.setImageResource(R.drawable.wallpaper);
		attacher=new PhotoViewAttacher(imgView);
	}
}

布局文件:



    




 

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