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2014/10/15 ¤U¤È 10:05:06
iphone Programming Glossary: circularUIScrollView with “Circular” scrolling http://stackoverflow.com/questions/10448081/uiscrollview-with-circular-scrolling implementation of this algorithm. It's a very complicated class because it also has on click selection infinite circular scroll and cell reuse. You can use the code as is modify it or extract the code that you need. The most interesting code..
UISearchbar clearButton forces the keyboard to appear http://stackoverflow.com/questions/1092246/uisearchbar-clearbutton-forces-the-keyboard-to-appear acts as a live filter for a table view. When the keyboard is dismissed via endEditing the query text and the gray circular clear button remain. From here if I tap the gray clear button the keyboard reappears as the text is cleared. How do I prevent..
http://stackoverflow.com/questions/12257429/how-do-i-modify-a-gpuimagegaussianselectiveblurfilter-to-operate-over-a-rectangl which only a small part of the image is clear the rest is blurred. The GPUImageGaussianSelectiveBlurFilter chooses the circular part of the image to not be blurred. How can I alter this to make the sharp region be rectangular in shape instead iphone.. colors to produce the appropriate output. If you just want to modify this to produce a square shape instead of the circular one you need to adjust the two center lines in the fragment shader to base the distance on linear X or Y coordinates not.. distanceFromCenter The lines that Gill mentions are just input parameters for the filter and don't control its circularity at all. I leave modifying this further to produce a generic rectangular shape as an exercise for the reader but this..
UIPickerView: last value followed by first value http://stackoverflow.com/questions/1291426/uipickerview-last-value-followed-by-first-value Thanks iphone objective c uipickerview share improve this question I don't think its possible to really make it circular but you can fake it. #define kRowsInPicker 10000 void viewDidLoad NSArray localPickerData NSArray alloc initWithObjects..
Finding Distance from RSSI value of bluetooth low energy enable device http://stackoverflow.com/questions/13705647/finding-distance-from-rssi-value-of-bluetooth-low-energy-enable-device read RSSI 40dB then 2m gives 46dB 4m gives 52dB 8m gives 58dB 16m gives 64dB. You can not get an exact position only a circular maximum distance. Using triangulation with 2 3 or more devices you get a much more accurate positioning result. You can..
Blur an image of specific part (rectangular, circular)? http://stackoverflow.com/questions/14107979/blur-an-image-of-specific-part-rectangular-circular an image of specific part rectangular circular I want to blur image rectangular or circular. After googling I found that it is easy to blur whole image but it difficult.. an image of specific part rectangular circular I want to blur image rectangular or circular. After googling I found that it is easy to blur whole image but it difficult to blur specific part of image rectangular.. After googling I found that it is easy to blur whole image but it difficult to blur specific part of image rectangular circular . so how it is possible Thanks in advance iphone objective c ios share improve this question Just set your UIImageView..
http://stackoverflow.com/questions/1878595/how-to-make-a-circular-uiview to make a circular UIView I want to make a UIView or UIImageView that is a circle. Or a circle that i can change the size of using a slider..
Looking for a graph layout framework for iOS [closed] http://stackoverflow.com/questions/3692840/looking-for-a-graph-layout-framework-for-ios done layout. I thought of using an undirected graph with the grouped nodes all pointing to each other in a sort of circular reference and then each group as another meta graph with their nodes point at each other in a circular reference as well.. in a sort of circular reference and then each group as another meta graph with their nodes point at each other in a circular reference as well hoping that together with a good graph layout framework this could be displayed nicely. Unfortunately..
http://stackoverflow.com/questions/3841642/curve-text-on-existing-circle I am building I have drawn 2 circles. One a bit bigger than the other. I want to curve text between those lines for a circular menu I am building. I read most stuff about curving a text that you have to split up your text in characters and draw each..
How to detect circular gesture via Gesture Recognizer? http://stackoverflow.com/questions/4600690/how-to-detect-circular-gesture-via-gesture-recognizer to detect circular gesture via Gesture Recognizer I am trying to implement a volume control like round button. Currently I can detect swipes.. a volume control like round button. Currently I can detect swipes by the Gesture Recognizer. How can I detect a circular gesture clockwise and anti clockwise on the button Thanks iphone ipad uigesturerecognizer share improve this question.. Thanks iphone ipad uigesturerecognizer share improve this question Are you looking for a one touch gesture like a circular slider or a two touch gesture like grabbing and turning a real world knob If the latter take a look at UIRotationGestureRecognizer..
http://stackoverflow.com/questions/4759317/moving-mkcircle-in-mkmapview the MKCircle class then unfortunately overrides the coordinate property as read only The center point of the circular area specified as a latitude and longitude. read only @property nonatomic readonly CLLocationCoordinate2D coordinate The..
How to save nsdictionary of a subview to a mainview based off tableviewcell selection http://stackoverflow.com/questions/7922305/how-to-save-nsdictionary-of-a-subview-to-a-mainview-based-off-tableviewcell-sele e.g. SearchParametersViewController . You do not want this property to be retained as to avoid retain cycles circular references where one object references another which in turn has a reference back to the first and neither object is ever..
iPhone Core Animation - Drawing a Circle http://stackoverflow.com/questions/7991086/iphone-core-animation-drawing-a-circle of borderWitdh etc. Set up the shape of the circle int radius 100 CAShapeLayer circle CAShapeLayer layer Make a circular shape circle.path UIBezierPath bezierPathWithRoundedRect CGRectMake 0 0 2.0 radius 2.0 radius cornerRadius radius .CGPath..
Draw glow around inside edge of multiple CGPaths http://stackoverflow.com/questions/8480401/draw-glow-around-inside-edge-of-multiple-cgpaths glow around inside edge of multiple CGPaths If I create a CGMutablePathRef by adding together two circular paths as shown by the left image is it possible to obtain a final CGPathRef which represents only the outer border as shown..
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