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zoom in/ out button when menu opened or closed #28

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zoom in/ out button when menu opened or closed #28

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30 changes: 23 additions & 7 deletions library/src/com/capricorn/ArcMenu.java
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Original file line number Diff line number Diff line change
Expand Up @@ -44,6 +44,8 @@ public class ArcMenu extends RelativeLayout {
private ArcLayout mArcLayout;

private ImageView mHintView;

ViewGroup controlLayout;

public ArcMenu(Context context) {
super(context);
Expand All @@ -62,14 +64,14 @@ private void init(Context context) {

mArcLayout = (ArcLayout) findViewById(R.id.item_layout);

final ViewGroup controlLayout = (ViewGroup) findViewById(R.id.control_layout);
controlLayout = (ViewGroup) findViewById(R.id.control_layout);
controlLayout.setClickable(true);
controlLayout.setOnTouchListener(new OnTouchListener() {

@Override
public boolean onTouch(View v, MotionEvent event) {
if (event.getAction() == MotionEvent.ACTION_DOWN) {
mHintView.startAnimation(createHintSwitchAnimation(mArcLayout.isExpanded()));
controlLayout.startAnimation(createHintSwitchAnimation(mArcLayout.isExpanded()));
mArcLayout.switchState(true);
}

Expand Down Expand Up @@ -140,7 +142,7 @@ public void run() {
}

mArcLayout.invalidate();
mHintView.startAnimation(createHintSwitchAnimation(true));
controlLayout.startAnimation(createHintSwitchAnimation(true));

if (listener != null) {
listener.onClick(viewClicked);
Expand Down Expand Up @@ -180,13 +182,27 @@ private static Animation createItemDisapperAnimation(final long duration, final
}

private static Animation createHintSwitchAnimation(final boolean expanded) {
Animation animation = new RotateAnimation(expanded ? 45 : 0, expanded ? 0 : 45, Animation.RELATIVE_TO_SELF,

AnimationSet set = new AnimationSet(false);
Animation animation;
animation = new RotateAnimation(expanded ? 405 : 0, expanded ? 0 : 405,
Animation.RELATIVE_TO_SELF,
0.5f, Animation.RELATIVE_TO_SELF, 0.5f);
animation.setStartOffset(0);
animation.setDuration(100);
animation.setDuration(300);
animation.setInterpolator(new DecelerateInterpolator());
animation.setFillAfter(true);

return animation;
animation.setFillEnabled(true);
set.setFillAfter(true);
set.addAnimation(animation);
animation = new ScaleAnimation(1.0f, expanded ? 1f : 0.8f, 1.0f, expanded ? 1f : 0.8f,
Animation.RELATIVE_TO_SELF, 0.5f, Animation.RELATIVE_TO_SELF,
0.5f);
animation.setDuration(300);
animation.setInterpolator(new OvershootInterpolator(0.0f));
animation.setFillAfter(false);
set.addAnimation(animation);

return set;
}
}