PinchImageView | Experience very good Android image gesture controls | Computer Vision library
kandi X-RAY | PinchImageView Summary
kandi X-RAY | PinchImageView Summary
Experience very good Android image gesture controls.
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Top functions reviewed by kandi - BETA
- Initializes the activity
- Modify outer matrix
- Zoom to specified mask
- Finish the animation
- Initializes the PinchImageView
- This method is synchronized
- Reset the canvas
- Request the current tiles
- Applies the given parameters to the matrix
- Calculate the integer value
- Recycle a bitmaps from the specified region
- Initializes the ImageView
- Sending animation
- Recycles all the bitmaps
- Can scroll horizontally
- Remove a listener for OutMatrixChangedListener
- Add an OuterMatrixChangedListener
- Gets the image as image
- Override onDraw
- Draws this image
- Initializes the index
- On touch event
- Creates the image view
- Initializes the resource manager
- Double tap
- Loads a previously loaded region
PinchImageView Key Features
PinchImageView Examples and Code Snippets
Community Discussions
Trending Discussions on PinchImageView
QUESTION
I use a viewPager has images extend of PinchImageView which provide that zooming image. When I have scrolled in position to other position in viewPager, zoomed image kept old state.
PinchImageView library link: https://github.com/boycy815/PinchImageView
How to refresh image at before position in viewPager? I've thinked that use destroyItem
but didn't find how to do it.
ANSWER
Answered 2018-Jan-03 at 16:55One way of achieving this is to update/refresh the view in the ViewPager
when it is the current position.
From the java doc of the source of PagerAdapter
PagerAdapter supports data set changes. Data set changes must occur on the main thread and must end with a call to {@link #notifyDataSetChanged()} similar to AdapterView adapters derived from {@link android.widget.BaseAdapter}. A data set change may involve pages being added, removed, or changing position. The ViewPager will keep the current page active provided the adapter implements the method {@link #getItemPosition(Object)}.
Add a OnPageChangeListener
to your ViewPager
. And on onPageSelected
call the notifyDataSetChanged
on your PagerAdapter
.
This should call the getItemPosition
of the PagerAdapter
. Then add this to your PagerAdapter
:
Community Discussions, Code Snippets contain sources that include Stack Exchange Network
Vulnerabilities
No vulnerabilities reported
Install PinchImageView
You can use PinchImageView like any standard Java library. Please include the the jar files in your classpath. You can also use any IDE and you can run and debug the PinchImageView component as you would do with any other Java program. Best practice is to use a build tool that supports dependency management such as Maven or Gradle. For Maven installation, please refer maven.apache.org. For Gradle installation, please refer gradle.org .
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