An image view object provides a view-based container for displaying either a single image or for animating a series of images in iOS. For animating the images, the UIImageView class provides controls to set the duration and frequency of the animation. You can also start and stop the animation ...
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5 views
UIImage not being displayed in UIImageView on iPhone5, yet works in simulator
I am relatively new to iPhone development, but have been a windows programmer for 20 years+.
I was recently asked to develop an app that would read external sensor data, create an in-memory heat-map ...
3
votes
2answers
14 views
UIImageView masking creates memory warnings
I have 4 UIViews each view contains around 16 UIImageViews.
And i am applying mask to all the UIImageViews through below code
-(void)setMask:(UIImage*)maskImage forImageView:(UIImageView*)imageView
...
2
votes
0answers
11 views
Spikes added at corners of image when saving screenshot as png with thick rounded border
When added thick rounded border to UIImageView & resize it to elliptical shape, spikes getting added at corners of UIImageView, when taking screenshot of UIImageView and saved as png.
1) Default ...
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vote
0answers
28 views
SDWebImage UITableView Cell Images Not Persisting
I am using SDWebImage library in order to download and cache images and from a web service asynchronously. Following is the method i use to download the images:
- (void) downloadThumbnails:(NSURL ...
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vote
1answer
24 views
SDWebImage With Custom UITableView Cell Image
I am trying to use SDWebImage library with a custom UITableViewCell. Below is the method that is downloading the images from the web service:
- (void) downloadThumbnails:(NSURL *)finalUrl
{
...
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votes
1answer
16 views
Is it possible to loop creating a tapgesture on images?
I have loop creating images on the scrollVIew and i need to control the action when clicking on each image. I heard that the tap gesture can set on the image but i don't know how to set the tap ...
0
votes
1answer
17 views
How to check if have a new version of the image is available, before download?
I have some images that is stored in my WebServer.
So I want that always that the user opens the app or refresh, it check if have a new version of the image available and if yes, download it?
I have ...
0
votes
1answer
16 views
Is there any way to stop an image in a UIImageView from lazy loading with SDWebImage on iOS?
I'm using the following code to lazy load an image into my UIImageView:
[self.imv1 setImageWithURL:[NSURL URLWithString:myURL]
placeholderImage:[UIImage imageNamed:@"loading.png"]
...
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votes
1answer
20 views
Bring UIImageView on top of the other UIImageViews in my main view
I have a lot of UIImageViews in my main view, some of these have images, others are blank. I have setup code that will check which UIImageView currently contains an image. At the same time, this code ...
0
votes
1answer
47 views
How can I add a white space between image?
I write a code to loop for creating multiple image on UIImageView inside scrollview. i did something like this:
UIScrollView *scrollView = [[UIScrollView alloc] initWithFrame:CGRectMake(38, 9, ...
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votes
1answer
19 views
Trying to use visibleCells when scrolling UITableView in iOS
I am building an app where a UIImageView traverses a UITableView programmatically. I have created two buttons ("up" and "down") that control which direction the UIImageView moves. What I am trying ...
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vote
1answer
26 views
iOS: Stretching / Resizing UITableView Header As The User Drags Down?
Using storyboard, I have placed an imageView as my tableView's headerView inside a ViewController.
This is how my storyboard is set up:
Depending on what data the user is viewing, the ...
0
votes
1answer
19 views
iphone development: caching images with asyncimageview library
In my app I use AsyncImageView library to load and display images asynchronously and it also claims that it caches the images.
The library can be found here : ...
0
votes
1answer
14 views
UIGestureRecognizer: difficult to tap moving objects
I have an xcode iOS project I'm working on where I have falling particles coming from the top of the screen down to the bottom. Based on the accelerometer, they can either fall fast, or slow.
They ...
0
votes
1answer
19 views
iOS: Stretching ImageView Above My TableView?
I have added a UIImageView on top of my tableView in storyboard & it works perfectly fine, except that when you scroll down, the imageView doesn't stick to the navigationBar and instead only ...
