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Read images and display their metadata

intent-filter
vanitasvitae 5 years ago
parent
commit
68d2695fae
Signed by: vanitasvitae
GPG Key ID: 62BEE9264BF17311
  1. 63
      app/src/main/java/de/trac/spherical/MainActivity.java
  2. 6
      app/src/main/java/de/trac/spherical/parser/SphereParser.java
  3. 1
      app/src/main/res/layout/activity_main.xml
  4. 4
      app/src/main/res/values/strings.xml

63
app/src/main/java/de/trac/spherical/MainActivity.java

@ -1,23 +1,82 @@
package de.trac.spherical;
import android.content.Intent;
import android.net.Uri;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.util.Log;
import android.widget.TextView;
import android.widget.Toast;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;
import de.trac.spherical.parser.SphereParser;
public class MainActivity extends AppCompatActivity {
public static final String TAG = "Spherical";
public static final String INTENT_SPHERE = "application/vnd.google.panorama360+jpg";
private TextView text;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
text = (TextView) findViewById(R.id.hello_world);
Log.d(TAG, "STARTING");
Intent intent = getIntent();
String action = intent.getAction();
Log.d(TAG, "Intent: " + intent.getAction() + " " + intent.getType());
switch (intent.getAction()) {
case Intent.ACTION_SEND:
handleSentImage(intent);
break;
default:
Toast.makeText(this, R.string.prompt_share_image, Toast.LENGTH_LONG).show();
}
}
private void handleSentImage(Intent intent) {
String type = intent.getType();
if (type != null) {
switch (type) {
case INTENT_SPHERE:
Uri imageUri = intent.getParcelableExtra(Intent.EXTRA_STREAM);
if (imageUri != null) {
showImage(imageUri);
}
Toast.makeText(this, R.string.wow, Toast.LENGTH_LONG).show();
break;
}
} else {
Toast.makeText(this, "LOL", Toast.LENGTH_SHORT).show();
}
}
private void showImage(Uri uri) {
try {
InputStream inputStream = getContentResolver().openInputStream(uri);
String xml = SphereParser.getXMLContent(inputStream);
if (xml != null) {
text.setText(xml);
} else {
text.setText("null");
}
Log.d(TAG, "Intent: " + action + " " + type);
} catch (FileNotFoundException e) {
Log.e(TAG, "File not found.", e);
Toast.makeText(this, R.string.file_not_found, Toast.LENGTH_SHORT).show();
} catch (IOException e) {
Log.e(TAG, "IOException: ", e);
Toast.makeText(this, R.string.ioerror, Toast.LENGTH_SHORT).show();
}
}
}

6
app/src/main/java/de/trac/spherical/parser/SphereParser.java

@ -102,7 +102,7 @@ public class SphereParser {
System.out.println(getXMLContent(new FileInputStream(file)));
}
public static void unread(ArrayList<Byte> list, PushbackInputStream pb) throws IOException {
private static void unread(ArrayList<Byte> list, PushbackInputStream pb) throws IOException {
for (int i = list.size() - 1; i >= 0; i--) {
pb.unread(list.get(i));
}
@ -114,11 +114,11 @@ public class SphereParser {
}
}
public static String hex(byte[] b) {
private static String hex(byte[] b) {
return new BigInteger(b).toString(16);
}
public static int integer(byte[] b) {
private static int integer(byte[] b) {
return new BigInteger(b).intValue();
}
}

1
app/src/main/res/layout/activity_main.xml

@ -7,6 +7,7 @@
tools:context="de.trac.spherical.MainActivity">
<TextView
android:id="@+id/hello_world"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Hello World!"

4
app/src/main/res/values/strings.xml

@ -1,3 +1,7 @@
<resources>
<string name="app_name">Spherical</string>
<string name="prompt_share_image">Share an image with the app!</string>
<string name="file_not_found">File not found.</string>
<string name="ioerror">An Error has occurred: IOError.</string>
<string name="wow">WOW! SUCH 3D!!!</string>
</resources>

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