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2014/10/15 ¤U¤È 10:15:05
iphone Programming Glossary: transparentRetrieving a pixel alpha value for a UIImage http://stackoverflow.com/questions/1042830/retrieving-a-pixel-alpha-value-for-a-uiimage char alpha rawData byteIndex 3 However I don't get the values I expect. For a completely black transparent area of the image I get non zero values for the alpha channel. Do I need to translate the co ordinates..
How can I customize an iOS alert view? http://stackoverflow.com/questions/2600779/how-can-i-customize-an-ios-alert-view The view is actually the size of the entire screen so it blocks touches behind it but it is mostly transparent so the background shows through. When bringing it in I use a few animations to make it bounce like Apple's..
How to make a transparent UIWebView http://stackoverflow.com/questions/3646930/how-to-make-a-transparent-uiwebview to make a transparent UIWebView I have an app with a UITableView and a corresponding detail view for each row. In the detail..
Embedding YouTube videos on iOS http://stackoverflow.com/questions/5117617/embedding-youtube-videos-on-ios frame CGRect frame NSString embedHTML @ html head style type text css body background color transparent color white style head body style margin 0 embed id yt src @ type application x shockwave flash width..
Transparent Modal View on Navigation Controller http://stackoverflow.com/questions/849458/transparent-modal-view-on-navigation-controller Modal View on Navigation Controller I'm trying to create a transparent modal View on top of my navigation controller. Does anyone know if this is possible iphone share..
Change UIPickerView background http://stackoverflow.com/questions/965375/change-uipickerview-background shot in the simulator open it in photoshop crop it to just the UIPickerView area make the center transparent apply whatever tint you want add that image to your project and add it as a UIImageView on top of the..
Retrieving a pixel alpha value for a UIImage http://stackoverflow.com/questions/1042830/retrieving-a-pixel-alpha-value-for-a-uiimage bytesPerRow uiViewPoint.y uiViewPoint.x bytesPerPixel unsigned char alpha rawData byteIndex 3 However I don't get the values I expect. For a completely black transparent area of the image I get non zero values for the alpha channel. Do I need to translate the co ordinates between UIKit and Core Graphics i.e is the y axis inverted..
How can I customize an iOS alert view? http://stackoverflow.com/questions/2600779/how-can-i-customize-an-ios-alert-view buttons so I hide the second button if it's not being used. The view is actually the size of the entire screen so it blocks touches behind it but it is mostly transparent so the background shows through. When bringing it in I use a few animations to make it bounce like Apple's alert view. Something like this works void initialDelayEnded..
How to make a transparent UIWebView http://stackoverflow.com/questions/3646930/how-to-make-a-transparent-uiwebview to make a transparent UIWebView I have an app with a UITableView and a corresponding detail view for each row. In the detail view I have to display some text and a background image..
Embedding YouTube videos on iOS http://stackoverflow.com/questions/5117617/embedding-youtube-videos-on-ios CGRectMake 20 20 100 100 void embedYouTube NSString urlString frame CGRect frame NSString embedHTML @ html head style type text css body background color transparent color white style head body style margin 0 embed id yt src @ type application x shockwave flash width 0.0f height 0.0f embed body html NSString html NSString stringWithFormat..
Transparent Modal View on Navigation Controller http://stackoverflow.com/questions/849458/transparent-modal-view-on-navigation-controller Modal View on Navigation Controller I'm trying to create a transparent modal View on top of my navigation controller. Does anyone know if this is possible iphone share improve this question A modal view will cover the view it..
Change UIPickerView background http://stackoverflow.com/questions/965375/change-uipickerview-background
Retrieving a pixel alpha value for a UIImage http://stackoverflow.com/questions/1042830/retrieving-a-pixel-alpha-value-for-a-uiimage bytesPerPixel unsigned char alpha rawData byteIndex 3 However I don't get the values I expect. For a completely black transparent area of the image I get non zero values for the alpha channel. Do I need to translate the co ordinates between UIKit and..
http://stackoverflow.com/questions/1309757/blend-two-uiimages two uiimages I'm trying to blend a background with a foreground image where the foreground image is a transparent image with lines on it. I am trying to do it this way. UIGraphicsBeginImageContext CGSizeMake 320 480 CGContextRef context..
iPhone SDK - How to play a video with transparency? http://stackoverflow.com/questions/1401517/iphone-sdk-how-to-play-a-video-with-transparency play a video with transparency I recorded a video with a bluescreen. We have the software to convert that video to a transparent background. What's the best way to play this video overlaid on a custom UIView Anytime I've seen videos on the iPhone it..
How can I customize an iOS alert view? http://stackoverflow.com/questions/2600779/how-can-i-customize-an-ios-alert-view not being used. The view is actually the size of the entire screen so it blocks touches behind it but it is mostly transparent so the background shows through. When bringing it in I use a few animations to make it bounce like Apple's alert view. Something..
iPad/iPhone browser crashing when loading images in Javascript http://stackoverflow.com/questions/2986039/ipad-iphone-browser-crashing-when-loading-images-in-javascript dataurl image I could find . I'm using it simply so you can see the script working. You'll probably want to use a transparent gif instead so use this data url string instead data image gif base64 R0lGODlhAQABAIAAAP wAAACH5BAEAAAAALAAAAAABAAEAAAICRAEAOw..
How to tint a transparent PNG image in iPhone? http://stackoverflow.com/questions/3514066/how-to-tint-a-transparent-png-image-in-iphone to tint a transparent PNG image in iPhone I know it's possible to tint a rectangular image by drawing a CGContextFillRect over it and setting.. by drawing a CGContextFillRect over it and setting the blend mode. However I can't figure out how to do a tint on a transparent image such as an icon. It must be possible since the SDK does it itself on tab bars in such. Would anyone be able to provide.. results may happen . Note that tinting alpha pixels does not work correctly neither in iOS nor in Photoshop half transparent black pixels would not stay black. I updated the answer below to work around that issue it took quite a long time to find..
How to make a transparent UIWebView http://stackoverflow.com/questions/3646930/how-to-make-a-transparent-uiwebview to make a transparent UIWebView I have an app with a UITableView and a corresponding detail view for each row. In the detail view I have to display..
Animation in OpenGL ES view freezes when UIScrollView is dragged on iPhone http://stackoverflow.com/questions/4876488/animation-in-opengl-es-view-freezes-when-uiscrollview-is-dragged-on-iphone in OpenGL ES view freezes when UIScrollView is dragged on iPhone I have an animated transparent OpenGL ES subview a modification of Apple's template EAGLView class which draws a rotating sphere. Just like Apple's example..
Playing a video file from server in an Iphone app http://stackoverflow.com/questions/5015165/playing-a-video-file-from-server-in-an-iphone-app NSString urlString frame CGRect frame NSString embedHTML @ html head style type text css body background color transparent color white style script function load document.getElementById yt .play script head body onload load style margin 0 video..
Embedding YouTube videos on iOS http://stackoverflow.com/questions/5117617/embedding-youtube-videos-on-ios NSString urlString frame CGRect frame NSString embedHTML @ html head style type text css body background color transparent color white style head body style margin 0 embed id yt src @ type application x shockwave flash width 0.0f height 0.0f..
How to make one color transparent on a UIImage? http://stackoverflow.com/questions/633722/how-to-make-one-color-transparent-on-a-uiimage to make one color transparent on a UIImage On my iPhone app I have a UIImage instance. I want to get a derived a UIImage that is the result of the first.. I want to get a derived a UIImage that is the result of the first UIImage where one of its colors e.g. magenta is made transparent. How can I do this iphone cocoa touch image core graphics share improve this question void changeColor UIImage temp23..
Transparent Modal View on Navigation Controller http://stackoverflow.com/questions/849458/transparent-modal-view-on-navigation-controller Modal View on Navigation Controller I'm trying to create a transparent modal View on top of my navigation controller. Does anyone know if this is possible iphone share improve this question..
How can I set the background of UITableView (the tableview style is “Grouped”) to use an image? http://stackoverflow.com/questions/894875/how-can-i-set-the-background-of-uitableview-the-tableview-style-is-grouped-t improve this question In newer versions of the SDK you'll need to set tableView.backgroundView if you want it to be transparent try something like this tableView.backgroundColor UIColor clearColor tableView.opaque NO tableView.backgroundView nil ..
Change UIPickerView background http://stackoverflow.com/questions/965375/change-uipickerview-background take a screen shot in the simulator open it in photoshop crop it to just the UIPickerView area make the center transparent apply whatever tint you want add that image to your project and add it as a UIImageView on top of the UIPickerView. share..
Display UIViewController as Popup in iPhone http://stackoverflow.com/questions/16230700/display-uiviewcontroller-as-popup-in-iphone Put UIButton In FirstViewController and create a segue on this UIButton to SecondViewController as model segue. Make Transparent Now selet UIView UIView Which is created by default with UIViewController of SecondViewController and change its background..
Setting A CGContext Transparent Background http://stackoverflow.com/questions/2125543/setting-a-cgcontext-transparent-background A CGContext Transparent Background I am still struggling with drawing a line with CGContext. I have actually go to line to draw but now I need..
Navigation Controller Transparent Bar Style is not working http://stackoverflow.com/questions/228319/navigation-controller-transparent-bar-style-is-not-working Controller Transparent Bar Style is not working I am using a navigation controller and I have the style set to navController.navigationBar.barStyle..
Transparent background in grouped UITableView - iPhone http://stackoverflow.com/questions/2396250/transparent-background-in-grouped-uitableview-iphone background in grouped UITableView iPhone I want to make the grouped UITableView transparent. I partially succeded with..
Transparent Background with a Modal UIViewController http://stackoverflow.com/questions/2578614/transparent-background-with-a-modal-uiviewcontroller Background with a Modal UIViewController I have a dilema I want to present to the user a semi transparent view. I found..
http://stackoverflow.com/questions/4678456/transparent-uipopover UIPopover Is there a way to make the UIPopOver transparent alpha 0.75 or so . Unfortunately there is no alpha property..
How can I erase UIBezierPath lines drawn on a transparent view above an image? http://stackoverflow.com/questions/7979937/how-can-i-erase-uibezierpath-lines-drawn-on-a-transparent-view-above-an-image one dynamic image. Image has multiple colors. I want to draw line on that Image same as whiteboard so I had overlap a Transparent View on that. Now I am drawing line with chosen color that's working very well. Now the problem is when I try to erase the..
Transparent Modal View on Navigation Controller http://stackoverflow.com/questions/849458/transparent-modal-view-on-navigation-controller Modal View on Navigation Controller I'm trying to create a transparent modal View on top of my navigation controller. Does.. I found to cover the entire screen besides the status bar is to add the modalView as a subview of the window itself TransparentModalViewAppDelegate delegate TransparentModalViewAppDelegate UIApplication sharedApplication .delegate delegate.window addSubview.. the status bar is to add the modalView as a subview of the window itself TransparentModalViewAppDelegate delegate TransparentModalViewAppDelegate UIApplication sharedApplication .delegate delegate.window addSubview modalView share improve this..
Transparent iphone application http://stackoverflow.com/questions/9514376/transparent-iphone-application iphone application I'm trying to build an application that is launched has a transparent background in practice showing..
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