大佬教程收集整理的这篇文章主要介绍了Android编程实现调用相册、相机及拍照后直接裁剪的方法,大佬教程大佬觉得挺不错的,现在分享给大家,也给大家做个参考。
本文实例讲述了Android编程实现调用相册、相机及拍照后直接裁剪的方法。@L_489_2@给大家供大家参考,具体如下:
package com.cvte.health.phone; import java.io.File; import java.text.SimpleDateFormat; import java.util.Date; import android.app.Activity; import android.content.ContentResolver; import android.content.ContentUris; import android.content.Intent; import android.database.cursor; import android.graphics.bitmap; import android.graphics.drawable.Drawable; 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; import com.cvte.health.AccountManager; import com.cvte.health.HealthApplication; import com.cvte.health.R; import com.cvte.health.api.Imageupdater; import com.cvte.health.database.User; public class ChangePorTraitActivity extends Activity { private ImageView mImageView; private Button mButtonCamera; private Button mButtonPhoto; private Button mButtonBACk; private Button mButtonSave; private User mUser = null; private File mCurrentPhotoFile; @Override public void onCreate(Bundle savedInstanceStatE) { super.onCreate(savedInstanceStatE); setContentView(R.layout.activity_change_porTrait); HealthApplication.geTinstance().addActivity(this); mUser = AccountManager.geTinstance().getCurrentUser(); mImageView = (ImageView) this.findViewById(R.id.imageview_preview); mButtonCamera = (Button) this.findViewById(R.id.button_cameraButton); mButtonPhoto = (Button) this.findViewById(R.id.button_photoButton); mButtonBACk = (Button) findViewById(R.id.button_BACk); mButtonSave = (Button) findViewById(R.id.button_savE); Imageupdater.geTinstance(this).updateUserPhoto(mUser,mImageView); mButtonCamera.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { Intent intent = new Intent("android.media.action.IMAGE_CAPTURE"); mCurrentPhotoFile = new File("mnt/sdcard/DCIM/Camera/",getPhotoFilename()); intent.putExtra(MediaStore.EXTRA_OUTPUT,Uri.fromFile(mCurrentPhotoFilE)); startActivityForResult(intent,Activity.DEFAULT_KEYS_DIALER); /* * Intent intent = new * Intent("android.media.action.IMAGE_CAPTURE"); * intent.putExtra(MediaStore.EXTRA_OUTPUT,Uri.fromFile(new * File(Environment .getExternalStorageDirectory(),* "camera.jpg"))); * intent.putExtra(MediaStore.EXTRA_VIDEO_QUALITY,0); * startActivityForResult(intent,10); */ } }); mButtonPhoto.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { Intent intent = new Intent(Intent.ACTION_GET_CONTENT); intent.addCategory(Intent.CATEGORY_OPENABLE); intent.setType("image/*"); intent.putExtra("crop","true"); intent.putExtra("aspectX",1); intent.putExtra("aspectY",1); intent.putExtra("outputX",300); intent.putExtra("outputY",300); intent.putExtra("return-data",truE); startActivityForResult(intent,11); } }); mButtonBACk.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { finish(); } }); mButtonSave.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { Intent intent = new Intent(ChangePorTraitActivity.this,UserProfileActivity.class); mImageView.setDrawingCacheEnabled(Boolean.TRUE); intent.putExtra("BITMAP",mImageView.getDrawingCache()); // 这里可以放一个bitmap startActivity(intent); finish(); overridePendingTransition(R.anim.activity_in_from_left,R.anim.activity_out_from_right); } }); } @Override protected void onActivityResult(int requestCode,int resultCode,Intent data) { if (requestCode == 10 && resultCode == Activity.RESULT_OK) { mImageView.setImageDrawable(Drawable.createFromPath(new File( Environment.getExternalStorageDirectory(),"camera.jpg") .getAbsolutePath())); } else if (requestCode == 11 && resultCode == Activity.RESULT_OK) { Bitmap cameraBitmap = (Bitmap) data.getExtras().get("data"); mImageView.setImageBitmap(cameraBitmap); } else if (requestCode == 1 && resultCode == Activity.RESULT_OK) { Uri imguri = MediaStore.Images.Media.EXTERNAL_CONTENT_URI; ContentResolver cr = ChangePorTraitActivity.this .getContentResolver(); Uri fileUri = Uri.fromFile(mCurrentPhotoFilE); sendBroadcast(new Intent(Intent.ACTION_MEDIA_SCAnnER_SCAN_FILE,fileUri)); try { Thread.sleep(3000); } catch (InterruptedException E) { e.printStackTrace(); } cursor cursor = cr.query(imguri,null,MediaStore.Images.Media.DISPLAY_NAME + "='" + mCurrentPhotoFile.getName() + "'",null); Uri uri = null; if (cursor != null && cursor.getCount() > 0) { cursor.moveToLast(); long id = cursor.getLong(0); uri = ContentUris.withAppendedId(imguri,id); } final Intent intent = new Intent("com.android.camera.action.CROP"); intent.setDataAndType(uri,"image/*"); intent.putExtra("crop","true"); intent.putExtra("aspectX",1); intent.putExtra("aspectY",1); intent.putExtra("outputX",300); intent.putExtra("outputY",300); intent.putExtra("return-data",truE); ChangePorTraitActivity.this.startActivityForResult(intent,3); } else if (requestCode == 3 && resultCode == Activity.RESULT_OK) { Bitmap cameraBitmap = (Bitmap) data.getExtras().get("data"); mImageView.setImageBitmap(cameraBitmap); } } private String getPhotoFilename() { Date date = new Date(System.currentTimeMillis()); SimpleDateFormat dateFormat = new SimpleDateFormat( "'IMG'_yyyymMdd_HHmmss"); return dateFormat.format(datE) + ".jpg"; } }
更多关于Android相关内容感兴趣的读者可查看本站专题:《Android拍照与图片处理技巧总结》、《Android图形与图像处理技巧总结》、《Android开发入门与进阶教程》、《Android调试技巧与常见问题解决方法汇总》、《Android基本组件用法总结》、《Android视图View技巧总结》、《Android布局layout技巧总结》及《Android控件用法总结》
希望本文所述对大家Android程序设计有所帮助。
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