今天分享的是用系统自带的相机实现一键拍照功能。
代码如下 | 复制代码 |
publicclassMainActivityextendsAppCompatActivity {
privatestaticfinalintTAKE_PHOTO =100;
privateImageView iv;
@Override
protectedvoidonCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
iv = (ImageView) findViewById(R.id.iv);
}
publicvoidbtn(View view) {
switch(view.getId()){
caseR.id.button:
//跳转到拍照的意图
Intent takePhotoIntent =newIntent(MediaStore.ACTION_IMAGE_CAPTURE);
//判断系统中是否有照相机
if(takePhotoIntent.resolveActivity(getPackageManager())!=null){
startActivityForResult(takePhotoIntent,TAKE_PHOTO);
}
break;
}
}
/**
* 处理数据
* @param requestCode
* @param resultCode
* @param data
*/
@Override
protectedvoidonActivityResult(intrequestCode,intresultCode, Intent data) {
super.onActivityResult(requestCode, resultCode, data);
//判断请求码和返回码
if(requestCode==TAKE_PHOTO&&resultCode==RESULT_OK){
Bitmap bitmap = data.getParcelableExtra("data");
iv.setImageBitmap(bitmap);
}
}
}
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