Slide animating layout - android

I want to apply animation on layout
when i click on arrow the slide meny look like
then clink on arrow reanimation the menuenter code here

You can define an animation like this one that animates left to right and apply that to your layout:
<set xmlns:android="http://schemas.android.com/apk/res/android"
android:shareInterpolator="false">
<translate android:fromXDelta="-100%" android:toXDelta="0%"
android:fromYDelta="0%" android:toYDelta="0%"
android:duration="700"/>
</set>
To apply animation to a layout resource:
Animation slideInLeft;
...
slideInLeft = AnimationUtils.loadAnimation(this, R.anim.slide_in_left);
mYourLayout.startAnimation(slideInLeft);
Edit:
When the animation is finished the layout will go back to the starting position. to avoid that you can use one of these 3 approaches:
1- Define an animation listener like this and hide your layout
anim.setAnimationListener(new Animation.AnimationListener(){
#Override
public void onAnimationStart(Animation arg0) {
}
#Override
public void onAnimationRepeat(Animation arg0) {
}
#Override
public void onAnimationEnd(Animation arg0) {
}
});
2- Use a postDelayed Handler with the same duration has your animation duration and hide the layout at the end.
3- add this line to your animation:
anim.setFillAfter(true);
Hope it helps.

Related

Android change background image with fade in/out animation

I wrote code which can change background image random every 5 second.now i want to use fade in/out animation to change background image,but I do not know how I can use this animation.
This is a my source:
void handlechange() {
Handler hand = new Handler();
hand.postDelayed(new Runnable() {
#Override
public void run() {
// TODO Auto-generated method stub
// change image here
change();
}
private void change() {
// TODO Auto-generated method stub
Random rand = new Random();
int index = rand.nextInt(image_rundow.length);
mapimg.setBackgroundResource(image_rundow[index]);
handlechange();
}
}, 4000);
}
At the moment everything is OK. I can change background image random,but I don't know how can I use animation fade in/out.
If anyone knows solution please help me,
thanks.
You need to call these codes.
First, you have to make two xml files for fade in & out animation like this.
fade_in.xml
<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android">
<alpha
android:fromAlpha="0.0"
android:toAlpha="1.0"
android:fillAfter="true"
android:duration="2000"
/>
</set>
fade_out.xml
<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android">
<alpha
android:fromAlpha="1.0"
android:toAlpha="0.0"
android:fillAfter="true"
android:duration="2000"
/>
</set>
Second, you have to run animation of imageView like below and also you have to set AnimationListener to change fadeout when fadein finish.
Animation fadeOut = AnimationUtils.loadAnimation(YourActivity.this, R.anim.fade_out);
imageView.startAnimation(fadeOut);
fadeOut.setAnimationListener(new Animation.AnimationListener() {
#Override
public void onAnimationStart(Animation animation) {
}
#Override
public void onAnimationEnd(Animation animation) {
Animation fadeIn = AnimationUtils.loadAnimation(YourActivity.this, R.anim.fade_in);
imageView.startAnimation(fadeIn);
}
#Override
public void onAnimationRepeat(Animation animation) {
}
});
For fade in animation , create new folder named 'anim' in your res folder and inside it, create 'fade_in.xml' with following code
<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android" >
<alpha
android:duration="#android:integer/config_mediumAnimTime"
android:fromAlpha="0.0"
android:interpolator="#android:anim/decelerate_interpolator"
android:toAlpha="1.0" />
</set>
now to run this animation on your imageview, use following code in your activity
Animation anim = AnimationUtils.loadAnimation(YourActivity.this, R.anim.fade_in);
imageView.setAnimation(anim);
anim.start();
for fadeout animation, just swap values of android:fromAlpha and android:toAlpha
Hope this helps.
You can use relativeLayout, and add one layer of background view which set both height and width match_parent. All other UI element should put on top of this view. In your code. Define fadeOut and fadeIn animation. Find that background view by id, then do this:
xxxBackground.startAnimation(fadeOut);
xxxBackground.setBackgroundResource(R.drawable.your_random_pic);
xxxBackground.startAnimation(fadeIn);
You can use some interpolator to tune the performance.
You need AnimationDrawable with animation.
First step AnimationDrawable
-Create a file /res/anim/anim_android.xml
<?xml version="1.0" encoding="utf-8"?>
<animation-list xmlns:android="http://schemas.android.com/apk/res/android"android:oneshot="false">
<item android:drawable="#drawable/android_1"
android:duration="100"/>
<item android:drawable="#drawable/android_2"
android:duration="100"/>
<item android:drawable="#drawable/android_3"
android:duration="100"/>
<item android:drawable="#drawable/android_4"
android:duration="100"/>
<item android:drawable="#drawable/android_5"
android:duration="100"/>
<item android:drawable="#drawable/android_6"
android:duration="100"/>
<item android:drawable="#drawable/android_7"
android:duration="100"/>
</animation-list>
-Add a ImageView with android:src="#anim/anim_android".
<ImageView
android:id="#+id/myanimation"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:src="#anim/anim_android" />
Second step
-In your activity create AnimationDrawable and Animation
AnimationDrawable animationDrawable = (AnimationDrawable) imageView.getDrawable();
animationDrawable.setOneShot(true);
animationDrawable.start();
Animation animation = AnimationUtils.loadAnimation(YourActivity.this, android.R.anim.fade_in);
imageView.setAnimation(animation);
animation.start();
animation.setAnimationListener(new Animation.AnimationListener() {
#Override
public void onAnimationStart(Animation animation) {
}
#Override
public void onAnimationEnd(Animation animation) {
Animation fadeOut = AnimationUtils.loadAnimation(YourActivity.this, android.R.anim.fade_out);
imageView.startAnimation(fadeOut);
}
#Override
public void onAnimationRepeat(Animation animation) {
}
});
you don't need Handler.
Answer by kimkevin animates a View (be it an ImageView, TextView etc.) and not a background of a View. Which means if you want to just highlight any View, you'll have to add another View behind it (lets call it backgroundView) and animate that backgroundView.
Use the following code for animating background of a view
val startColor = view.solidColor
val endColor = ContextCompat.getColor(context, R.color.your_color)
val colorAnim = ObjectAnimator.ofInt(view, "backgroundColor", startColor, endColor, startColor)
colorAnim.duration = 2000
colorAnim.setEvaluator(ArgbEvaluator())
colorAnim.start()

FrameLayout: is it possible to put child layout off-screen?

is it possible to have structure like the one below.
And have LinearLayout that is at front to be off screen:
<FrameLayout>
<LinearLayout>
.. Back Layout
</LinearLayout>
<LinearLayout>
.. Front layout
</LinearLayout>
</FrameLayout>
Here is the image.
What I have tried:
I have tried setting android:layout_marginLeft="-300dp" for LinearLayout A (front), but as soon as I test it on my phone the A layout is back inside of visible area.
I have also tried pushing the A layout off the screen with TranslateAnimation, after animation ends A layout is back inside of visible area.
Please help me solve the problem. Thank you.
So in case anyone needs something like this here how I solved it.
Sliding menu on top of content.
Layout structure as described in the question. Here is a simple animation in xml:
show_menu.xml
<?xml version="1.0" encoding="utf-8"?>
<set
xmlns:android="http://schemas.android.com/apk/res/android"
android:shareInterpolator="false">
<translate
android:fromXDelta="-100%"
android:toXDelta="0%"
android:duration="400">
</translate>
</set>
hide_menu.xml:
<?xml version="1.0" encoding="utf-8"?>
<set
xmlns:android="http://schemas.android.com/apk/res/android"
android:shareInterpolator="false">
<translate
android:fromXDelta="0%"
android:toXDelta="-100%"
android:duration="400">
</translate>
</set>
in MyActivity
//loading hide animation and setting listener.
anim = AnimationUtils.loadAnimation(this, R.anim.hide_menu);
anim.setAnimationListener(new Animation.AnimationListener() {
#Override
public void onAnimationStart(Animation animation) {
// TODO Auto-generated method stub
}
#Override
public void onAnimationRepeat(Animation animation) {
// TODO Auto-generated method stub
}
//on animation end setting visibility to gone
#Override
public void onAnimationEnd(Animation animation) {
// TODO Auto-generated method stub
MenuList.setVisibility(View.GONE);
}
});
Same thing is done for animation for show_menu animtaion except it would have onAnimationStart setting visibilty to visible.
MenuList in the code is A layout from the figure in the question.
Update:
*The best way to do a sliding menu today is to use the DrawerLayout.*

How to preserve the ending values of an animation?

I use API 10.
I have an ImageView nested inside of a LinearLayout. The ImageView has an OnClickListener (or an OnTouchListener, I'm sure which one I ll use at the end). The ImageView is centered on the screen, and when clicked it performs the following animation.
<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android"
android:fillEnabled="true"
android:fillAfter="true"
>
<alpha
android:fromAlpha="1"
android:toAlpha="0"
android:duration ="500"
/>
<translate
android:fromXDelta="0%"
android:toXDelta="-100%p"
android:duration ="1000"
/>
</set>
The problem is that after the animation ends, it returns to its first position, faded out to 0, but it is still clickable even if it doesn't show up. I click on an empty space where the ImageView was first positioned, and it performs the the animation again. Like clicking a ghost.
How do I make it so that the ImageView stays at the position written at android:toXDelta ??
You can set an animationListener to your animation to tackle the problem, I created this simple fonction:
public void startAnimation(final View v, final int animationResourceId, AnimationListener l){
Animation anim;
if(v!=null){ // can be null, after change of orientation
anim = AnimationUtils.loadAnimation(v.getContext(),resId);
v.setAnimation(anim);
anim.setAnimationListener(l);
v.startAnimation(anim);
}
}
Then every time I need to animate an view, I can do something like this:
startAnimation(myView, R.anim.my_anim, new AnimationListener() {
#Override
public void onAnimationStart(Animation animation) {
}
#Override
public void onAnimationRepeat(Animation animation) {
}
#Override
public void onAnimationEnd(Animation animation) {
myView.setVisibility(View.GONE);
}
});

Animation in android pause the image after animation is done?

I am creating an animation in android for two buttons.Button1 moves from bottom center to center of the screen vertically upwards direction(say in 2 seconds).Once it reaches there,the image should be there for say 2 seconds.Then the second image moves from center_right side of the screen to the center_left side of the screen while the first button is still present.Can some body please tell me how to make the first image be there for some time on the screen.Following is my code :
R.anim.alpha
<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android">
<translate
android:fromYDelta="200%p"
android:toYDelta="-11%p"
android:duration="3000"
android:repeatCount="infinite"
/>
</set>
R.anim.anim_card
<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android">
<translate
android:fromXDelta="600%"
android:toXDelta="-100%"
android:repeatCount="infinite"
android:duration="4000"
android:fillAfter="true"
/>
</set>
And in Java code:
Animation a = AnimationUtils.loadAnimation(this, R.anim.alpha);
a.reset();
_image.clearAnimation();
_image.startAnimation(a);
Animation b =AnimationUtils.loadAnimation(this, R.anim.anim_card);
b.reset();
btn_card.clearAnimation();
btn_card.startAnimation(b);
You will have to use AnimationListener for that:
Animation a = AnimationUtils.loadAnimation(this, R.anim.alpha);
a.reset();
_image.clearAnimation();
_image.startAnimation(a);
Animation b =AnimationUtils.loadAnimation(this, R.anim.anim_card);
b.reset();
a.setAnimationListener(new AnimationListener() {
#Override
public void onAnimationStart(Animation animation) {
// TODO Auto-generated method stub
}
#Override
public void onAnimationRepeat(Animation animation) {
// TODO Auto-generated method stub
}
#Override
public void onAnimationEnd(Animation animation) {
// TODO Auto-generated method stub
btn_card.clearAnimation();
btn_card.startAnimation(b);
}
});
Hope it helps.

change image on translateanimation on android

I implement the translateAnimation to a imageview.
it Successfully animatated.
One translate is moving up and another one is moving down. i need to change image when start second translate.
My code is:
<?xml version="1.0" encoding="utf-8"?><set xmlns:android="http://schemas.android.com/apk/res/android"
android:interpolator="#android:anim/accelerate_decelerate_interpolator"
android:shareInterpolator="true">
<translate
android:fromXDelta="0%" android:toXDelta="0%p"
android:fromYDelta="0%" android:toYDelta="20%"
android:drawable="#drawable/bs_bunny1"
android:duration="2000" android:startOffset="100"/>
<translate
android:fromXDelta="0%" android:toXDelta="0%p"
android:fromYDelta="0%p" android:toYDelta="-20%p"
android:duration="3000" android:startOffset="100"/></set>
I set the above animation to the imageview.
But i want to chage the image when start to load the second translate.. How to do it.
You need to break it up into two animations, and register a Animation.AnimationListener to the first translate animation. On Animation.AnimationListener's onAnimationEnd(Animation animation) callback, do the image change and then start the second animation, like thus:
translate.setAnimationListener(new Animation.AnimationListener() {
#Override
public void onAnimationStart(Animation animation) {
}
#Override
public void onAnimationEnd(Animation animation) {
view.setImageResource(resId);
view.startAnimation(translate2);
}
#Override
public void onAnimationRepeat(Animation animation) {
}
});

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