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Android ViewPropertyAnimatior demo
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public class VPADemo extends Activity { | |
@Override | |
public void onCreate(Bundle savedInstanceState) { | |
super.onCreate(savedInstanceState); | |
setContentView(R.layout.main); | |
final LinearLayout container = (LinearLayout) findViewById(R.id.container); | |
final Button fadeOut = (Button) findViewById(R.id.fadeOut); | |
final Button fadeIn = (Button) findViewById(R.id.fadeIn); | |
final Button moveOver = (Button) findViewById(R.id.moveOver); | |
final Button moveBack = (Button) findViewById(R.id.moveBack); | |
final Button rotate = (Button) findViewById(R.id.rotate); | |
final Button animatingButton = (Button) findViewById(R.id.animatingButton); | |
// Set long default duration for the animator, for the purposes of this demo | |
animatingButton.animate().setDuration(2000); | |
fadeOut.setOnClickListener(new View.OnClickListener() { | |
@Override | |
public void onClick(View v) { | |
animatingButton.animate().alpha(0); | |
} | |
}); | |
fadeIn.setOnClickListener(new View.OnClickListener() { | |
@Override | |
public void onClick(View v) { | |
animatingButton.animate().alpha(1); | |
} | |
}); | |
moveOver.setOnClickListener(new View.OnClickListener() { | |
@Override | |
public void onClick(View v) { | |
int xValue = container.getWidth() - animatingButton.getWidth(); | |
int yValue = container.getHeight() - animatingButton.getHeight(); | |
animatingButton.animate().x(xValue).y(yValue); | |
} | |
}); | |
moveBack.setOnClickListener(new View.OnClickListener() { | |
@Override | |
public void onClick(View v) { | |
animatingButton.animate().x(0).y(0); | |
} | |
}); | |
rotate.setOnClickListener(new View.OnClickListener() { | |
@Override | |
public void onClick(View v) { | |
animatingButton.animate().rotationYBy(720); | |
} | |
}); | |
} | |
} |
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