BlurView | Dynamic iOS-like blur of underlying Views for Android | iOS library
kandi X-RAY | BlurView Summary
kandi X-RAY | BlurView Summary
Dynamic iOS-like blur of underlying Views for Android. Includes library and small example project. BlurView can be used as a regular FrameLayout. It blurs its underlying content and draws it as a background for its children. BlurView redraws its blurred content when changes in view hierarchy are detected (draw() called). It honors its position and size changes, including view animation and property animation.
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Top functions reviewed by kandi - BETA
- Initialize view
- Setup the blur view
- Initialize the view
- Gets the blur algorithm
- Performs blur on the bitmap
- Check if a bitmap can be reused
- Update the blur view size
- Initializes the bitmap
- Destroy the blur algorithm
- Enable or disable the blur auto update
- Renders the node
- Destroys the node
- Enable blur
- On create view holder
- On create view
- Override method to draw the blur
- On detached from window
- Sets the overlay color
- Initializes the view that was created
- Override this method to change the size changed
- Destroy resources
- Render the overlay
- Blocking bitmap
- Enables or disables the blur view
- Initialize BlurView
- Attaches the blur to the window
BlurView Key Features
BlurView Examples and Code Snippets
Community Discussions
Trending Discussions on BlurView
QUESTION
I'm trying to get a property animator to start animation when a View Controller is presented.
Right now the animation is playing however the UIViewPropertyAnimator
doesn't respond to the completion handler added to it.
UIVisualEffectView
sub-class.
ANSWER
Answered 2021-May-31 at 11:20This whole thing seems incorrectly designed.
draw(_ rect:)
is not the place to initialize your animator*, my best guess at what's happening is that vc.blurView.animator?
is nil
when you try to start it (have you verified that it isn't?).
Instead, your view class could look like this**:
QUESTION
I am working with swift UIVisualEffectView
with mask
option.
I am trying to make a blurred UIVisualEffectView
masked by UIImageView
.
I've set autolayout constraints to the views at the storyboard but the result varies through the iOS device.
Storyboard, code and results are attached below.
I would be glad if anyone help me.
I've set all auto layout constraints at the storyboard.(Capture included below)
Code is very simple. I've only set blurView.mask = topImageView
.
ANSWER
Answered 2021-Apr-20 at 16:07Self-solved by the below code. Received a hint from similar issue : 'https://stackoverflow.com/questions/58998541/swift-mask-uiview-constraints-issues/59037761'
QUESTION
Is it possible to have both a NavigationView link coexist with a tap gesture (onLongPressGesture)!?
I can not make it work for the life of me...
...ANSWER
Answered 2021-Apr-15 at 13:50It is a complicated project to explain, but I try: for having possibility to direct link to a View not just like a simple String
or Text
, I defined Content type which conform to View protocol in our Item
struc. So you can link any View that you already designed.
For making tap actually be able open the Link we should work on custom Binding.
QUESTION
The code is in a simple way, only read and parse an xml file into an array. I did not notice the problem until one day I tried to open a big xml file.
I added a blur view with NSProgressIndicator when the data is parsing, but the blur view did not show up until the parsing was completed.
...ANSWER
Answered 2021-Feb-11 at 15:23As I mentioned in the comments above, main queue is a serial queue and all the tasks assigned to it are executed serially by main thread. In general, You should not perform any heavy lifting task (like loading file to memory) on main thread as it would block the main thread and render UI unresponsive.
Typically all the heavy lifting tasks like loading a file to a memory (anything which does not deal with UI rendering directly) should be delegated to one of dispatch queues. Try wrapping your openFile(filePath)
call inside DispatchQueue
QUESTION
So, I'm trying to show an image on the recent screen when the app goes to the background. I have achieved a blur effect, but I want to replace the blur with an image of custom background white color. I'm not sure, where to add the image in the project and how to use it.
...ANSWER
Answered 2021-Feb-08 at 07:07import UIKit
import Flutter
import Firebase
@UIApplicationMain
@objc class AppDelegate: FlutterAppDelegate {
// this tag can be any number. This tag will get assingned to the blurView,
// This tag will be used to removed the blur, when the app is in foreground.
let TAG_BLUR_VIEW = 12345
var blurView:UIImageView?
override func application(
_ application: UIApplication,
didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]?
) -> Bool {
FirebaseApp.configure()
GeneratedPluginRegistrant.register(with: self)
return super.application(application, didFinishLaunchingWithOptions: launchOptions)
}
override func applicationWillResignActive(_ application: UIApplication) {
let centerPos = self.window?.rootViewController?.view.center ?? .zero
if let view = self.window.rootViewController?.view.subviews.first(where: {$0.tag == TAG_BLUR_VIEW}){
view.removeFromSuperview()
blurView = nil
}
if blurView == nil{
blurView = UIImageView(image: UIImage(named: "secure.jpg")) //replace your image
blurView?.backgroundColor = UIColor .white
blurView?.tag = TAG_BLUR_VIEW
blurView?.center = centerPos
}
// The bulr screen with the tag "12345" is added to the index 0
self.window.rootViewController?.view.insertSubview(blurView!, at: 0)
}
// if the tag on the index 0, matches our blur tag, it removes the blur once the app is on foreground.
override func applicationDidBecomeActive(_ application: UIApplication) {
if let view = self.window.rootViewController?.view.subviews.first(where: {$0.tag == TAG_BLUR_VIEW}){
view.removeFromSuperview()
blurView = nil
}
}
}
QUESTION
So I have a screen that renders when the app is on the recents screen. But the issue is, it is on the top left and I can't align it to the center and also I couldn’t set the background to white. The white background has to cover the screen and this image should be in middle. So far, I have managed to add the image. but no luck after that. Any help would be appreciated.
...ANSWER
Answered 2021-Feb-04 at 16:29You need to specify the constraints for your view.
QUESTION
I am working on an app in SwiftUI, prior to iOS 14.2 UI updates were smooth as butter, But from iOS 14.2, UI updates with a large amount of data or complex data seem to be very laggy (for example using the LazyVGrid or LazyHGrid with a medium amount of data for more than 20 elements in the pageTabView makes the UI updates too slow.
Here is my code for GridView
...ANSWER
Answered 2020-Nov-21 at 10:31The issue was with the TabView(PageTabViewStyle), I don't know why, but since iOS 14.2 adding data in the tabview makes the UI unresponsive and laggy, For now, I ended up removing the PageTabView provided by the apple and added a custom Page style TabView from here https://swiftwithmajid.com/2019/12/25/building-pager-view-in-swiftui/.
QUESTION
My issue is so specific that I have to give the code for this, sorry if the code is too convoluted or complicated, I am a bit new to UIKit since I have been learning SwiftUI more instead of UIKit.
I have a really complicated UITableView
header with some nice animations and such, and I put a UISegmentedControl
on top. However, as soon as a UITableViewCell
gets behind the UISegmentedControl
, it stops working and user interaction capabilities are lost with the UISegmentedControl
.
This is too hard to explain without visual context and code, so here it is.
As you can see, at the top, the user can interact with the UISegmentedControl freely, but when I start scrolling and table view cells are going behind the UISegmentedControl
(as expected), the segmented control stops responding to user touch input completely.
Again, excuse me for the long (and probably bad) code, I am still learning.
This is the code for the UITableView that I wrote:
...ANSWER
Answered 2020-Nov-04 at 17:19OK - I got your code to run.
The problem is that your Segmented Control is extending outside the bounds of the table header view.
I think it would make much more sense to keep all of your UI elements that are part of the "stretchy header" inside the header class, so this is not how I would recommend doing this, but this should give you back your segmented control interaction:
In your SecondaryStretchyTableHeaderView
class, add this var / property:
QUESTION
I want to make a Collection View with cells, where you can select the colors of my little game. Therefor you can choose between different themes (each in one cell). If the theme is unlocked (by achieving scores), the blur view and the lock-icon should disappear, and all available cells/ themes should be selectable. I implemented this like so:
(Collection ViewController Class:)
...ANSWER
Answered 2020-Oct-28 at 21:09I am working on Fitness App which has pretty similar working CollectionView behavior for it's training plan section. Basically you select certain cell when you finish an exercise. So I played around a lot with way of implementing selecting and deselecting cells. As I see you are missing selecting and deselecting functions of CollectionViewDelegate. There you set different states Effects
Here is the functions you have to use:
QUESTION
I'm very new to React Native and TypeScript so forgive me if the the question is trivial.
In my application I have a screen to which I'm navigating with React-Navigation
I'm also passing a callback function through the navigation.
navigation.navigate('BluredSuccess', {blurredSuccessCallback})
I show the BlurredScreen for 2 secs and then I close using navigation.pop
and call the callback function like this:
ANSWER
Answered 2020-Oct-08 at 10:53try like this
Community Discussions, Code Snippets contain sources that include Stack Exchange Network
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Install BlurView
You can use BlurView 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 BlurView 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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