Android :: Animation / Method To Rotate An Image Around Smoothly To Face A Point?
Sep 15, 2010Does anyone know of an animation/method that can rotate an image around smoothly to face a point, such as where the user is touching?

Does anyone know of an animation/method that can rotate an image around smoothly to face a point, such as where the user is touching?
Rotate image on canvas around its center . i tried some example from net but i am failed
if i am using bitmap.creatbitmpa with matrix i am getting error
Please suggest me which is better
I use http://stackoverflow.com/questions/541966/android-how-do-i-do-a-lazy-load-of-images-in-listview/3068012#3068012 to load images in a ListView and a GridView. It works but the images are loaded form bpttom to top. How to fix that?
Bonus Question: Can I use a loading animation in a image view while the real image is loaded? Right now it's just a default image.
I'm having Android code to move, zooming and rotation image. And it working perfect. Now I want to set ellipse on the image and changing it place upon image changes. The ellipse is drawing perfect in moving and zooming cases, but I don't know how to set new points for the ellipse if I rotate the image. this is the code I'm using:
@Override
protected void onDraw(Canvas canvas) {
super.onDraw(canvas);[code].......
I've created a layout with an image view and a web view. The web view is set to have a default visibility of gone. When the activity fires up it displays the image view first and when the web view has finished loading its url, it marks itself as visible and the imageview is marked as hidden.
When the imageview is shown, I would like it to rotate repeatedly just for a little added pizazz.
I have never done animations before in Android and all the posts I found when I asked the internet were not helpful; thus, I have returned to SO for help.
So if I start with this...final ImageView splash = (ImageView)findViewById(R.id.splash);
How do I create a repeated rotate animation and apply it to the ImageView?
I have implemented rotation of a custom view which runs perfectly on Emulator,but the screen goes blank without any error. When i disable the animation in code[commenting the lines] the view appears on device.
Please help me out. if there is any fox for this.
I have a question: Is there any way to have such a thing: [URL] ..... in Xperia Play 2.3.4 gingerbread?
I do not want custom room... I would prefer apk or package for flashing .
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I rotate image using setImageMatrix() function. I first use getImageMatrix() function to get matrix then i use matrix.postRotate (90). Rotation works fine. But it rotates around top/left corner of image. i want to change that pivot point to center of the image. how can I do that?
View 3 Replies View RelatedI have a png-picture in ImageView rotatedimage = new ImageView ()
Is there a better way to rotate it in changing directions than the following way? There I have to create a new picture for every new rotating angle and add it to the layout...
I can't seem to rotate properly an image on the entire screen. The problem is that when the image rotates, you can see the background in some areas. I want the image to fill the screen also when it rotates. Here is the layout.I start the animation in onResume. As I said, the image rotates but there are background areas when it does rotate. I've tried using images much bigger than the screen but still it doesn't do what I want. I don't care that outer regions of the image are not visible. I just want the rotation to fill the screen. I guess ImageView sets its width and height initially and then, when it rotates, it uses those dimensions. Is there a better way to do this?
View 2 Replies View RelatedIn my application, i need a static image to be rotated in HTML.
View 1 Replies View RelatedI thought it may have been my eyes, when I thought I saw an upside-down Android icon for a contact the other day, on my Android 1.5 device - Samsung Moment. I was playing with contacts just now, and I saw the upside down icon again. Then I was curious, went to see other contacts, and I noticed the Android icon facing right, then facing left in other instances. There is no rhyme or reason as to when the Android icon will change positions, but it is there.
View 1 Replies View RelatedI'm using this camera code to ask the camera to rotate the captured image data... this seems to work on all phones, except the Droid. Has anyone else seen this? The image data is always landscape, however, the native camera app produces portrait images OK. I wonder if the Droid will only respect the new Camera.Parameters.set Rotation() method, but this seems to only be available in sdk level 5?
View 11 Replies View RelatedI am developing game.i am displaying gun object center bottom of the screen.when user tap on screen i need to rotate gun that direction.i done rotating image.but when user tap on screen i need to rotate image that direction.
View 1 Replies View RelatedI need a small help on rotating one image around its center of axis among multiple images which are drawn to canvas in android.
I am loading images to canvas like below.
canvas.drawBitmap(mMachineBackground, 0, 0, null);
canvas.drawBitmap(mMachineRotator, 0, 0, null);
I want to rotate only the second bitmap around its center of axis instead of rotating the entire canvas(which includes first bitmap also).
There have been threads on this but none Captivate specific. Would the same method work on all phones or is there a certain way that we have to do it?
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View 2 Replies View RelatedIs there a way to change the boot animation easy like the one click root method or a thread with easy detailed instructions if there is sorry i have not seen can u share the link .
View 3 Replies View RelatedI want to move an image from 0,0 to 100,100 on android.The problem is when the animation finishes at 100,100, the image will move to 200,200 for a short time and back to 100,100 in the end. Is there any problem in my code? How to let the image stop at 100,100 correctly?
View 1 Replies View RelatedI've been struggling for a few days on this, finally just decided to ask. It's so simple I've got to be missing something very basic.I have an XML layout page with an image defined. I have two anim XML pages, one to change alpha from 0 to 1, and the other from 1 to 0 in order to create a "blinking" effect. So the alphaAnimation is defined in XML, I just need to call it. The image pops up, but there's no looping blinking effect.
View 2 Replies View RelatedI have implemented an activity that retrieves data from a web service and display it in the AutoCompleteTextView. This has been working quite well.I'm interested in displaying a spinning animation while the data is being retrieved (The same effect like the Quick Search Box) I try to figure out how the QSB is doing it (10x Open Source!) but couldn't find any place where the spinner image is being put/set/drawn onto the EditText control.
View 1 Replies View RelatedJust got my vibrant today what's the best facebook application with facebook chat?
View 3 Replies View RelatedAs we know, we can rotate a bitmap through 2 ways. The 1st way is: Matrix mt = new Matrix(); mt. postRotate (degree);Bitmap bitmap = CreateBitmap(src, 0, 0, w, h, mt, true); canvs.drawBitmap(bitmap, 0, 0, paint); In this way, we always need create new bitmap for every rotation, it is not good way for high performance game or app.The 2nd way is: canvas.save(); canvas.rotate(degree); canvas.drawBitmap(bitmap, 0, 0, paint); canvas.restore();In this way, we avoid creating new bitmap frequently, but the rotation bitmap is distortion, the bitmap quality is worse than first way.So, Is there 3rd way to rotate bitmap with high performance and good quality? Your any comments are really appreciated!
View 3 Replies View RelatedI want to do an image gallery like in iphone. I want to show low quality (pre-resized) images and when the image is active I want to process the big image and show the result in the gallery. I have two questions. How to attach a listener on the animation stop in gallery? And how to access an image after this action?
View 1 Replies View RelatedI'm fading out an imageview with alpha animation. I'd like the image to stay transparent after the animation. Tried with different combinations of fillAfter and fillEnabled, no luck. How can this be achieved?
View 1 Replies View Related- TEXT VIEW -' SLIDE DRAWER image
I have a layout like this above textview and an image that slides down after clicking the text view. I have looked at translate animation but the issue is I want the image to start from the bottom of text view and gradually get into its full view. Translate animation doesn't let me start from behind the textview so that it can appear slowly and coming out at the bottom of text view and expanding to its fullview. I have linear layout now with textview and imageview.
I read somewhere (and have observed) that starting threads is slow. I always assumed that AsyncTask created and reused a single thread because it required being started inside the UI thread. The following (anonymized) code is called from a ListAdapter's getView method to load images asynchronously. It works well until the user moves the list quickly, and then it becomes "janky".
final File imageFile = new File(getCacheDir().getPath() + "/img/" + p.image);
image.setVisibility(View.GONE);
view.findViewById(R.id.imageLoading).setVisibility(View.VISIBLE);
(new AsyncTask<Void, Void, Bitmap>() {
@Override
protected Bitmap doInBackground(Void... params) {
try {....
I've had an app on the market for over a year. Recently customers have been reporting a crash; all customers have been running Android 2.1 or 2.2 (note sure if the crash is limited to those platforms tho; interesting that this does work on the simulator but not physical devices. Maybe devices renamed the component name of the image gallery?). The crash occurs when I attempt to lauch the Image Gallery app.
Is there a preferred method to launching the Image Gallery?
I use the following code.
CODE:.............
How to fix this or a new method to launch the Image Gallery?
I just bought the Nexus One unlocked for AT&T and really like it. 1 wierd thing is that when I rotate the phone counter clockwise, the screen goes to landscape just fine; but when I rotate it clockwise it does not go to landscape "the other way". And, if I'm holding the phone 'normally' and rotate it 180 degrees ('upside down') it doesn't follow.My youngest daughter delights in telling me that her iPhone does this with no problem. What's up with that?
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