南京网站制作服务商,如何修改网站备案的域名,网页查询ip地址,苏州网站建设方案策划android 下如果做处理图片的软件 可以调用系统的控件 实现缩放切割图片 非常好的效果 今天写了一个demo分享给大家。 package cn.m15.test;import java.io.ByteArrayOutputStream;
import java.io.File;
import android.app.Activity;
import android.content.Intent;
import a… android 下如果做处理图片的软件 可以调用系统的控件 实现缩放切割图片 非常好的效果 今天写了一个demo分享给大家。 package cn.m15.test;import java.io.ByteArrayOutputStream;
import java.io.File;
import android.app.Activity;
import android.content.Intent;
import android.graphics.Bitmap;
import android.net.Uri;
import android.os.Bundle;
import android.os.Environment;
import android.provider.MediaStore;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.ImageView;public class testActivity extends Activity {public static final int NONE 0;public static final int PHOTOHRAPH 1;// 拍照public static final int PHOTOZOOM 2; // 缩放public static final int PHOTORESOULT 3;// 结果public static final String IMAGE_UNSPECIFIED image/*;ImageView imageView null;Button button0 null;Button button1 null;Overridepublic void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.main);imageView (ImageView) findViewById(R.id.imageID);button0 (Button) findViewById(R.id.btn_01);button1 (Button) findViewById(R.id.btn_02);button0.setOnClickListener(new OnClickListener() {Overridepublic void onClick(View v) {Intent intent new Intent(Intent.ACTION_PICK, null);intent.setDataAndType(MediaStore.Images.Media.EXTERNAL_CONTENT_URI, IMAGE_UNSPECIFIED);startActivityForResult(intent, PHOTOZOOM);}});button1.setOnClickListener(new OnClickListener() {Overridepublic void onClick(View v) {Intent intent new Intent(MediaStore.ACTION_IMAGE_CAPTURE);intent.putExtra(MediaStore.EXTRA_OUTPUT, Uri.fromFile(new File(Environment.getExternalStorageDirectory(), temp.jpg)));startActivityForResult(intent, PHOTOHRAPH);}});}Overrideprotected void onActivityResult(int requestCode, int resultCode, Intent data) {if (resultCode NONE)return;// 拍照if (requestCode PHOTOHRAPH) {//设置文件保存路径这里放在跟目录下File picture new File(Environment.getExternalStorageDirectory() /temp.jpg);startPhotoZoom(Uri.fromFile(picture));}if (data null)return;// 读取相册缩放图片if (requestCode PHOTOZOOM) {startPhotoZoom(data.getData());}// 处理结果if (requestCode PHOTORESOULT) {Bundle extras data.getExtras();if (extras ! null) {Bitmap photo extras.getParcelable(data);ByteArrayOutputStream stream new ByteArrayOutputStream();photo.compress(Bitmap.CompressFormat.JPEG, 75, stream);// (0 - 100)压缩文件imageView.setImageBitmap(photo);}}super.onActivityResult(requestCode, resultCode, data);}public void startPhotoZoom(Uri uri) {Intent intent new Intent(com.android.camera.action.CROP);intent.setDataAndType(uri, IMAGE_UNSPECIFIED);intent.putExtra(crop, true);// aspectX aspectY 是宽高的比例intent.putExtra(aspectX, 1);intent.putExtra(aspectY, 1);// outputX outputY 是裁剪图片宽高intent.putExtra(outputX, 64);intent.putExtra(outputY, 64);intent.putExtra(return-data, true);startActivityForResult(intent, PHOTORESOULT);}
}
