Zoom Image View In Android. I want to zoom in and zoom out an android imageview. Step 4 add the.
The experience will be a lot similar to what you see today in social media apps. I want to increase the imageview width and height while zooming in and reduce the imageview width and height while zooming out. You will be building an app that have an android imageview and a textview when you tap on the imageview an android alertdialog will appear on the screen showing you the image in full size where you can pinch and zoom on the image itself.
Enabling zooming effect on image inside android application gives the ability to its users so they can easily zoom the whole image with double tab or multiple finger pinch technique.
Quick start 1 add this library as a dependency in your app s build project file. Step 3 add the following code to src mainactivity java. The scaletype that you set on your zoomageview will determine the starting size and position of your zoomageview s image. Step 2 add the following code to res layout activity main xml.