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2014/10/15 ¤U¤È 10:10:11
iphone Programming Glossary: imagenamedHow would I tint an image programatically on the iPhone? http://stackoverflow.com/questions/1117211/how-would-i-tint-an-image-programatically-on-the-iphone code Ramin suggested. I put this in viewDidLoad of my view controller self.lena setImage UIImage imageNamed kImageName self.lena setOverlayColor UIColor blueColor super viewDidLoad I see the image but it is not.. 0 alpha 1 .CGColor don't make color too saturated CGContextFillRect context rect draw base UIImage imageNamed @ someImage.png drawInRect rect blendMode kCGBlendModeOverlay alpha 1.0 draw image iphone cocoa touch..
How to add a UIImage in MailComposer Sheet of MFMailComposeViewController http://stackoverflow.com/questions/1527351/how-to-add-a-uiimage-in-mailcomposer-sheet-of-mfmailcomposeviewcontroller would come from the main bundle but your source can be elsewhere UIImage emailImage UIImage imageNamed @ myImageName.png Convert the image into data NSData imageData NSData dataWithData UIImagePNGRepresentation..
Rounded UIView using CALayers - only some corners - How? http://stackoverflow.com/questions/2264083/rounded-uiview-using-calayers-only-some-corners-how CGContextClosePath context CGContextRestoreGState context UIImage setImage UIImage img UIImage imageNamed @ my_image.png int w img.size.width int h img.size.height CGColorSpaceRef colorSpace CGColorSpaceCreateDeviceRGB..
Creating a left-arrow button (like UINavigationBar's “back” style) on a UIToolbar http://stackoverflow.com/questions/227078/creating-a-left-arrow-button-like-uinavigationbars-back-style-on-a-uitoolba title of previous screen UIBarButtonItem backButton UIBarButtonItem alloc initWithImage UIImage imageNamed @ back_arrow.png style UIBarButtonItemStyleBordered target self action @selector backAction..
Locking the Fields in MFMailComposeViewController http://stackoverflow.com/questions/6284599/locking-the-fields-in-mfmailcomposeviewcontroller Test Drive... bgimage UIImageView alloc initWithFrame CGRectMake 0 0 320 480 bgimage.image UIImage imageNamed @ waitOverLay.png self.view addSubview bgimage bgimage.alpha 0 bgimage addSubview loadingLabel loadingLabel.alpha..
http://stackoverflow.com/questions/664930/uibarbuttonitem-with-color UIButton button UIButton buttonWithType UIButtonTypeCustom button setBackgroundImage UIImage imageNamed @ delete.png forState UIControlStateNormal button setTitle @ Delete forState UIControlStateNormal button.titleLabel.font..
Custom UINavigationBar Background http://stackoverflow.com/questions/704558/custom-uinavigationbar-background that @implementation UINavigationBar CustomImage void drawRect CGRect rect UIImage image UIImage imageNamed @ NavigationBar.png image drawInRect CGRectMake 0 0 self.frame.size.width self.frame.size.height @end..
Applications are expected to have a root view controller at the end of application launch http://stackoverflow.com/questions/7520971/applications-are-expected-to-have-a-root-view-controller-at-the-end-of-applicati UIColor clearColor self.window.backgroundColor UIColor colorWithPatternImage UIImage imageNamed @ testbg.png Set StatusBar Color UIApplication sharedApplication setStatusBarStyle UIStatusBarStyleBlackTranslucent..
Dispelling the UIImage imageNamed: FUD http://stackoverflow.com/questions/924740/dispelling-the-uiimage-imagenamed-fud the UIImage imageNamed FUD I see a lot of people saying imageNamed is bad but equal numbers of people saying the performance.. the UIImage imageNamed FUD I see a lot of people saying imageNamed is bad but equal numbers of people saying the performance is good especially when rendering UITableView.. s. See this SO question for example or this article on iPhoneDeveloperTips.com UIImage 's imageNamed method used to leak so it was best avoided but has been fixed in recent releases. I'd like to understand..
How would I tint an image programatically on the iPhone? http://stackoverflow.com/questions/1117211/how-would-i-tint-an-image-programatically-on-the-iphone opposed to a link. Update Subclassing a UIImageView with the code Ramin suggested. I put this in viewDidLoad of my view controller self.lena setImage UIImage imageNamed kImageName self.lena setOverlayColor UIColor blueColor super viewDidLoad I see the image but it is not being tinted. I also tried loading other images setting the.. UIColor colorWithRed 0.5 green 0.5 blue 0 alpha 1 .CGColor don't make color too saturated CGContextFillRect context rect draw base UIImage imageNamed @ someImage.png drawInRect rect blendMode kCGBlendModeOverlay alpha 1.0 draw image iphone cocoa touch image processing share improve this question First you'll..
How to add a UIImage in MailComposer Sheet of MFMailComposeViewController http://stackoverflow.com/questions/1527351/how-to-add-a-uiimage-in-mailcomposer-sheet-of-mfmailcomposeviewcontroller email body text can go here p Pick an image to insert This example would come from the main bundle but your source can be elsewhere UIImage emailImage UIImage imageNamed @ myImageName.png Convert the image into data NSData imageData NSData dataWithData UIImagePNGRepresentation emailImage Create a base64 string representation of..
Rounded UIView using CALayers - only some corners - How? http://stackoverflow.com/questions/2264083/rounded-uiview-using-calayers-only-some-corners-how radius radius M_PI 2 M_PI 1 add the other corners here CGContextClosePath context CGContextRestoreGState context UIImage setImage UIImage img UIImage imageNamed @ my_image.png int w img.size.width int h img.size.height CGColorSpaceRef colorSpace CGColorSpaceCreateDeviceRGB CGContextRef context CGBitmapContextCreate NULL..
Creating a left-arrow button (like UINavigationBar's “back” style) on a UIToolbar http://stackoverflow.com/questions/227078/creating-a-left-arrow-button-like-uinavigationbars-back-style-on-a-uitoolba Creates a back button instead of default behaviour displaying title of previous screen UIBarButtonItem backButton UIBarButtonItem alloc initWithImage UIImage imageNamed @ back_arrow.png style UIBarButtonItemStyleBordered target self action @selector backAction tipsDetailViewController.navigationItem.leftBarButtonItem..
Locking the Fields in MFMailComposeViewController http://stackoverflow.com/questions/6284599/locking-the-fields-in-mfmailcomposeviewcontroller fade the overlay in loadingLabel @ Sending Test Drive... bgimage UIImageView alloc initWithFrame CGRectMake 0 0 320 480 bgimage.image UIImage imageNamed @ waitOverLay.png self.view addSubview bgimage bgimage.alpha 0 bgimage addSubview loadingLabel loadingLabel.alpha 0 UIView beginAnimations @ Fade In context nil..
http://stackoverflow.com/questions/664930/uibarbuttonitem-with-color is looking for code to exactly duplicate a simple UIBarButtonItem UIButton button UIButton buttonWithType UIButtonTypeCustom button setBackgroundImage UIImage imageNamed @ delete.png forState UIControlStateNormal button setTitle @ Delete forState UIControlStateNormal button.titleLabel.font UIFont fontWithName @ Helvetica Bold size..
Custom UINavigationBar Background http://stackoverflow.com/questions/704558/custom-uinavigationbar-background
Applications are expected to have a root view controller at the end of application launch http://stackoverflow.com/questions/7520971/applications-are-expected-to-have-a-root-view-controller-at-the-end-of-applicati UIColor blackColor self.tabBarController.tabBar.backgroundColor UIColor clearColor self.window.backgroundColor UIColor colorWithPatternImage UIImage imageNamed @ testbg.png Set StatusBar Color UIApplication sharedApplication setStatusBarStyle UIStatusBarStyleBlackTranslucent Add the tab bar controller's current view as..
Dispelling the UIImage imageNamed: FUD http://stackoverflow.com/questions/924740/dispelling-the-uiimage-imagenamed-fud the UIImage imageNamed FUD I see a lot of people saying imageNamed is bad but equal numbers of people saying the performance is good especially when rendering UITableView s. See this.. the UIImage imageNamed FUD I see a lot of people saying imageNamed is bad but equal numbers of people saying the performance is good especially when rendering UITableView s. See this SO question for example or this article on iPhoneDeveloperTips.com.. saying the performance is good especially when rendering UITableView s. See this SO question for example or this article on iPhoneDeveloperTips.com UIImage 's imageNamed method used to leak so it was best avoided but has been fixed in recent releases. I'd like to understand the caching algorithm better in order to make a reasoned..
How would I tint an image programatically on the iPhone? http://stackoverflow.com/questions/1117211/how-would-i-tint-an-image-programatically-on-the-iphone UIImageView with the code Ramin suggested. I put this in viewDidLoad of my view controller self.lena setImage UIImage imageNamed kImageName self.lena setOverlayColor UIColor blueColor super viewDidLoad I see the image but it is not being tinted. I also.. 0.5 green 0.5 blue 0 alpha 1 .CGColor don't make color too saturated CGContextFillRect context rect draw base UIImage imageNamed @ someImage.png drawInRect rect blendMode kCGBlendModeOverlay alpha 1.0 draw image iphone cocoa touch image processing..
How to add a UIImage in MailComposer Sheet of MFMailComposeViewController http://stackoverflow.com/questions/1527351/how-to-add-a-uiimage-in-mailcomposer-sheet-of-mfmailcomposeviewcontroller to insert This example would come from the main bundle but your source can be elsewhere UIImage emailImage UIImage imageNamed @ myImageName.png Convert the image into data NSData imageData NSData dataWithData UIImagePNGRepresentation emailImage Create..
Rounded UIView using CALayers - only some corners - How? http://stackoverflow.com/questions/2264083/rounded-uiview-using-calayers-only-some-corners-how the other corners here CGContextClosePath context CGContextRestoreGState context UIImage setImage UIImage img UIImage imageNamed @ my_image.png int w img.size.width int h img.size.height CGColorSpaceRef colorSpace CGColorSpaceCreateDeviceRGB CGContextRef..
Creating a left-arrow button (like UINavigationBar's “back” style) on a UIToolbar http://stackoverflow.com/questions/227078/creating-a-left-arrow-button-like-uinavigationbars-back-style-on-a-uitoolba behaviour displaying title of previous screen UIBarButtonItem backButton UIBarButtonItem alloc initWithImage UIImage imageNamed @ back_arrow.png style UIBarButtonItemStyleBordered target self action @selector backAction tipsDetailViewController.navigationItem.leftBarButtonItem..
Locking the Fields in MFMailComposeViewController http://stackoverflow.com/questions/6284599/locking-the-fields-in-mfmailcomposeviewcontroller @ Sending Test Drive... bgimage UIImageView alloc initWithFrame CGRectMake 0 0 320 480 bgimage.image UIImage imageNamed @ waitOverLay.png self.view addSubview bgimage bgimage.alpha 0 bgimage addSubview loadingLabel loadingLabel.alpha 0 UIView..
http://stackoverflow.com/questions/664930/uibarbuttonitem-with-color a simple UIBarButtonItem UIButton button UIButton buttonWithType UIButtonTypeCustom button setBackgroundImage UIImage imageNamed @ delete.png forState UIControlStateNormal button setTitle @ Delete forState UIControlStateNormal button.titleLabel.font..
Custom UINavigationBar Background http://stackoverflow.com/questions/704558/custom-uinavigationbar-background drawRect like that @implementation UINavigationBar CustomImage void drawRect CGRect rect UIImage image UIImage imageNamed @ NavigationBar.png image drawInRect CGRectMake 0 0 self.frame.size.width self.frame.size.height @end share improve this..
Applications are expected to have a root view controller at the end of application launch http://stackoverflow.com/questions/7520971/applications-are-expected-to-have-a-root-view-controller-at-the-end-of-applicati UIColor clearColor self.window.backgroundColor UIColor colorWithPatternImage UIImage imageNamed @ testbg.png Set StatusBar Color UIApplication sharedApplication setStatusBarStyle UIStatusBarStyleBlackTranslucent Add..
Dispelling the UIImage imageNamed: FUD http://stackoverflow.com/questions/924740/dispelling-the-uiimage-imagenamed-fud the UIImage imageNamed FUD I see a lot of people saying imageNamed is bad but equal numbers of people saying the performance is good especially.. the UIImage imageNamed FUD I see a lot of people saying imageNamed is bad but equal numbers of people saying the performance is good especially when rendering UITableView s. See this SO question.. when rendering UITableView s. See this SO question for example or this article on iPhoneDeveloperTips.com UIImage 's imageNamed method used to leak so it was best avoided but has been fixed in recent releases. I'd like to understand the caching algorithm..
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