Rotate Canvas with Bitmap Android example
drawPath, canvas.rotate, lineTo basic Android example for your testing.
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// //www.apache.org/licenses/LICENSE-2.0
// The Android Open Source Project
public class MainActivity extends Activity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(new SampleView(this));
}
private static class SampleView extends View {
private Paint mPaint = new Paint();
private Path mPath = new Path();
// CONSTRUCTOR
public SampleView(Context context) {
super(context);
setFocusable(true);
// Construct a wedge-shaped path
mPath.moveTo(0, -60);
mPath.lineTo(-20, 80);
mPath.lineTo(0, 60);
mPath.lineTo(20, 80);
mPath.close();
}
@Override
protected void onDraw(Canvas canvas) {
Paint paint = mPaint;
canvas.drawColor(Color.WHITE);
paint.setAntiAlias(true);
paint.setColor(Color.RED);
paint.setStyle(Paint.Style.FILL);
Bitmap bitmapOrg = BitmapFactory.decodeResource(getResources(),
R.drawable.flower_blue);
canvas.drawBitmap(bitmapOrg, 10, 10, paint);
int w = canvas.getWidth();
int h = canvas.getHeight();
int cx = w / 2;
int cy = h / 2;
canvas.translate(cx, cy);
// uncomment next line
//canvas.rotate(90.0f);
canvas.drawPath(mPath, mPaint);
}
}
}
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Constructor SimpleCursorAdapter is deprecated.
If using api 11 and above, you can try add last parameter 0.
If using api 11 and above, you can try add last parameter 0.
Cursor cursor = managedQuery(...........,,,,);
// Specify the columns we want to display in the result
String[] from = new String[] { KEY_WORD,
KEY_DEFINITION };
// Specify the corresponding layout elements where we want the columns to go
int[] to = new int[] { R.id.word,
R.id.definition };
// deprecated
SimpleCursorAdapter words =
new SimpleCursorAdapter(this,
R.layout.result, cursor, from, to);
// working
SimpleCursorAdapter words =
new SimpleCursorAdapter(this,
R.layout.result, cursor, from, to, 0); // to, 0!!!!
//working in Fragment
SimpleCursorAdapter mAdapter = new SimpleCursorAdapter(getActivity(),
android.R.layout.simple_list_item_2, null,
new String[] { "name", "age" }, // cursor parameters
new int[] { android.R.id.text1, android.R.id.text2 }, 0);
Photo Gallery of Android SDK Samples.
For better understanding of what the source knows there is a gallery of images.
After clicking on the preview displays the actual size and Titlebar
You can read the path to the source file as: Graphics/AnimateDrawables see the project folder
/ApiDemos/src/com/example/android/apis/graphics/AnimateDrawable.java
For better understanding of what the source knows there is a gallery of images.
After clicking on the preview displays the actual size and Titlebar
You can read the path to the source file as: Graphics/AnimateDrawables see the project folder
/ApiDemos/src/com/example/android/apis/graphics/AnimateDrawable.java
How setup color coloring highlight highlighting syntax font size and family in Eclipse Java and XML editor Android example
Java editor
xml editor
xml editor double click in Preferences dialog on xml -> Editor -> Syntax coloring
[caption id="attachment_627" align="alignleft" width="297" caption="Eclipse editor syntax color settings"]
[/caption]
Java editor
- Go to Eclipse menu Window -> Preferences
- Doubleclick on Java
- Double click on Editor
- Select Java, Javadocs or Comments and setup color and font
- Font size and family change from Window->Preferences-> General->Appearance->Colors and Fonts
- Press OK for saving changes
xml editor
xml editor double click in Preferences dialog on xml -> Editor -> Syntax coloring
[caption id="attachment_627" align="alignleft" width="297" caption="Eclipse editor syntax color settings"]
[/caption]
Google Android button example source code for developers.
// get handle
Button myButton;
myButton = (Button)findViewById(R.id.idMyButton);
//set focus
myButton.requestFocus();
// set background image
myButton.setBackgroundResource(R.drawable.backImage);
// or
myButton.setBackgroundDrawable(getResources().getDrawable( R.drawable.someImage));
// set visibility
myButton.setVisibility(View.INVISIBLE); // VISIBLE
///////// SET LISTENER
Button myButton =(Button)findViewById(R.id.button1);
myButton.setOnClickListener(new Button.OnClickListener() {
public void onClick(View v) {
Toast.makeText(getApplicationContext(), "AHOJ",
Toast.LENGTH_LONG).show();
}
});
// or set onClickListener
myButton.setOnClickListener(myListener);
//end onCreate .....
private OnClickListener myListener = new OnClickListener() {
public void onClick(View v) {
}
}
Table of usability phones with Android: (Our software)
Graph of usability Smartphone with Android - October 2011:
Samsung Galaxy S2 vs iPhone4 - browsing, gaming, apps, performance, browser, fast, against, navigation, Sygic, apk, Android, iOS
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Graph of usability Smartphone with Android - October 2011:
Samsung Galaxy S2 vs iPhone4 - video
Samsung Galaxy S2 vs iPhone4 - browsing, gaming, apps, performance, browser, fast, against, navigation, Sygic, apk, Android, iOS