/**
* Kicks off a scene transition that animates visibility changes of individual contact list items
* via explode animation.
*
* @param show whether the contact lists are to be shown or hidden.
*/
private void startExplodeTransitionForContactLists(final boolean show) {
if (!OsUtil.isAtLeastL()) {
// Explode animation is not supported pre-L.
return;
}
final Explode transition = new Explode();
final Rect epicenter =
mPendingExplodeView == null ? null : UiUtils.getMeasuredBoundsOnScreen(mPendingExplodeView);
transition.setDuration(UiUtils.COMPOSE_TRANSITION_DURATION);
transition.setInterpolator(UiUtils.EASE_IN_INTERPOLATOR);
transition.setEpicenterCallback(
new EpicenterCallback() {
@Override
public Rect onGetEpicenter(final Transition transition) {
return epicenter;
}
});
// Kick off the delayed scene explode transition. Anything happens after this line in this
// method before the next frame will be tracked by the transition manager for visibility
// changes and animated accordingly.
TransitionManager.beginDelayedTransition(mCustomHeaderViewPager, transition);
toggleContactListItemsVisibilityForPendingTransition(show);
}
@Override
public void onBackPressed() {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
TransitionManager.beginDelayedTransition(mRoot, new Slide());
tvDescription.setVisibility(View.INVISIBLE);
}
super.onBackPressed();
}
private void setPitchBarPosition(double frequency) {
View pitchBar = (View) findViewById(R.id.tune_view_current_pitch);
int margin = 20;
double leftDP = NoteCalculator.getPitchBarPosition(frequency, 560);
Transition moveTransition = new ChangeBounds();
moveTransition.setDuration(300);
moveTransition.setInterpolator(new LinearInterpolator());
TransitionManager.beginDelayedTransition((ViewGroup) pitchBar.getRootView(), moveTransition);
ViewGroup.MarginLayoutParams params =
(ViewGroup.MarginLayoutParams) (pitchBar.getLayoutParams());
Log.d(TAG, String.format("Current: %d New: %f", params.leftMargin, leftDP));
params.setMargins((int) leftDP, 0, 0, 0);
pitchBar.setLayoutParams(params);
}
public void moveButton() {
View myButton = findViewById(R.id.myButton);
TransitionManager.beginDelayedTransition(myLayout);
// Change the position and the size of the button
RelativeLayout.LayoutParams positionRules =
new RelativeLayout.LayoutParams(
RelativeLayout.LayoutParams.WRAP_CONTENT, RelativeLayout.LayoutParams.WRAP_CONTENT);
positionRules.addRule(RelativeLayout.ALIGN_PARENT_BOTTOM, RelativeLayout.TRUE);
positionRules.addRule(RelativeLayout.ALIGN_PARENT_RIGHT, RelativeLayout.TRUE);
myButton.setLayoutParams(positionRules);
ViewGroup.LayoutParams sizeRules = myButton.getLayoutParams();
sizeRules.width = 450;
sizeRules.height = 300;
myButton.setLayoutParams(sizeRules);
}
public void moveButton() {
View buttonOne = findViewById(R.id.buttonOne);
TransitionManager.beginDelayedTransition(mainLayout);
// Change the position of the button, for this to make sense pretent "RelativeLayout" isnt there
RelativeLayout.LayoutParams positionRules =
new RelativeLayout.LayoutParams(
RelativeLayout.LayoutParams.WRAP_CONTENT, RelativeLayout.LayoutParams.WRAP_CONTENT);
positionRules.addRule(RelativeLayout.ALIGN_PARENT_BOTTOM, RelativeLayout.TRUE);
positionRules.addRule(RelativeLayout.ALIGN_PARENT_RIGHT, RelativeLayout.TRUE);
buttonOne.setLayoutParams(positionRules);
// Change the size of the button
ViewGroup.LayoutParams sizeRules = buttonOne.getLayoutParams();
sizeRules.width = 450;
sizeRules.height = 300;
buttonOne.setLayoutParams(sizeRules);
}
@Override
public void onClick(View view) {
TransitionManager.beginDelayedTransition(mRootView, new Fade());
toggleVisibility(mRedBox, mGreenBox, mBlueBox, mBlackBox);
}