2014/10/15 下午 10:15:42

iphone Programming Glossary: value

HTML character decoding in Objective-C / Cocoa Touch

http://stackoverflow.com/questions/1105169/html-character-decoding-in-objective-c-cocoa-touch

of the byte that should be substituted. In the case of #038 it represents the character with the value of 38 in the ISO 8859 1 character encoding scheme which is . The reason the ampersand has to be encoded.. What you need to do is parse the string and replace the entities with a byte matching the value between # and . I don't know of any great ways to do this in objective C but this stack overflow question..

How to force NSLocalizedString to use a specific language

http://stackoverflow.com/questions/1669645/how-to-force-nslocalizedstring-to-use-a-specific-language

forKey method to set your own language list. This will take precedence over the globally set value and be returned to any code in your application that is performing localization. The code for this would..

This class is not key value coding-compliant for the key

http://stackoverflow.com/questions/3088059/this-class-is-not-key-value-coding-compliant-for-the-key

class is not key value coding compliant for the key I'm trying to link a UILabel with an IBOutlet created in my class. Every.. time I build my application it crashes on the label screen with the error this class is not key value coding compliant for the key XXXX . Here is the code in SecondView.h . @interface SecondView UIViewController.. reason ' UIViewController 0x3927310 setValue forUndefinedKey this class is not key value coding compliant for the key string.' It is caused by the Second view controller in MainWindow.xib having..

How do I apply a perspective transform to a UIView?

http://stackoverflow.com/questions/347721/how-do-i-apply-a-perspective-transform-to-a-uiview

never been my thing so I can't explain exactly why this works but it does. You'll need to set this value to a negative fraction for your initial transform then apply your layer rotation transforms to that...

Prefixing property names with an underscore in Objective C [duplicate]

http://stackoverflow.com/questions/3521254/prefixing-property-names-with-an-underscore-in-objective-c

Foo @synthesize bar void baz NSNumber numberOne NSNumber numberWithInt 1 Both set the value of bar through either the your custom or the synthesized setter method self setBar numberOne self.bar.. your custom or the synthesized setter method self setBar numberOne self.bar numberOne Both get the value of bar through your synthesized or your custom accessor method NSNumber fooBar self bar fooBar self.bar..

How do I size a UITextView to its content?

http://stackoverflow.com/questions/50467/how-do-i-size-a-uitextview-to-its-content

With auto layout the general approach is to use the sizeThatFits method and update the constant value on a height constraint. CGSize sizeThatShouldFitTheContent _textView sizeThatFits _textView.frame.size..

UIDevice uniqueIdentifier Deprecated - What To Do Now?

http://stackoverflow.com/questions/6993325/uidevice-uniqueidentifier-deprecated-what-to-do-now

create a UUID and write it to the defaults database using the NSUserDefaults class. However this value won't be the same if a user uninstalls and re installs the app. iphone ios ipad share improve this.. you need a stable device identifier on iOS 6.0. Edit 4 In iOS 7 Apple now always returns a fixed value when querying the MAC to specifically thwart the MAC as base for an ID scheme. So you now really should..

performSelector may cause a leak because its selector is unknown

http://stackoverflow.com/questions/7017281/performselector-may-cause-a-leak-because-its-selector-is-unknown

you call the function pointer. Complex Example When the selector takes arguments or returns a value you'll have to change things a bit SEL selector NSSelectorFromString @ processRegion ofView IMP imp.. type you're working with. 2 There are really only 4 things that ARC would consider for the return value 3 Ignore non object types void int etc Retain object value then release when it is no longer used standard.. that ARC would consider for the return value 3 Ignore non object types void int etc Retain object value then release when it is no longer used standard assumption Release new object values when no longer..

iPhone Data Usage Tracking/Monitoring

http://stackoverflow.com/questions/7946699/iphone-data-usage-tracking-monitoring

. Also wanted to add that if I'm connected to a WiFi network but am not using internet I still get value added to ifi_obytes and ifi_ibytes . May be I'm wrong in the implementation or understanding. Need someone.. its main interface . yes. Then device is connected via WiFi and doesn't use internet if_iobytes values still come because this method provides network bytes exchanges and not just internet . NSArray getDataCounters..

How to retrieve user's current city name?

http://stackoverflow.com/questions/1382900/how-to-retrieve-users-current-city-name

NSXMLParser example

http://stackoverflow.com/questions/4705588/nsxmlparser-example

example I have an XML like this IS Value Signature 804 Signature Amount 139 Amount Value Value Signature 845 Signature Amount 639466 Amount Value.. example I have an XML like this IS Value Signature 804 Signature Amount 139 Amount Value Value Signature 845 Signature Amount 639466 Amount Value Value Signature 811 Signature Amount 16438344.. example I have an XML like this IS Value Signature 804 Signature Amount 139 Amount Value Value Signature 845 Signature Amount 639466 Amount Value Value Signature 811 Signature Amount 16438344 Amount..

Why NSUserDefaults failed to save NSMutableDictionary in iPhone SDK?

http://stackoverflow.com/questions/471830/why-nsuserdefaults-failed-to-save-nsmutabledictionary-in-iphone-sdk

provides two methods void encodeWithCoder NSCoder encoder encoder encodeObject value forKey @ Value id initWithCoder NSCoder decoder self.value decoder decodeObjectForKey @ Value return self Anyone has..

HTML character decoding in Objective-C / Cocoa Touch

http://stackoverflow.com/questions/1105169/html-character-decoding-in-objective-c-cocoa-touch

entity references . Basically it's a string representation of the byte that should be substituted. In the case of #038 it represents the character with the value of 38 in the ISO 8859 1 character encoding scheme which is . The reason the ampersand has to be encoded in RSS is it's a reserved special character. What you need.. has to be encoded in RSS is it's a reserved special character. What you need to do is parse the string and replace the entities with a byte matching the value between # and . I don't know of any great ways to do this in objective C but this stack overflow question might be of some help. Edit Since answering this some..

How to force NSLocalizedString to use a specific language

http://stackoverflow.com/questions/1669645/how-to-force-nslocalizedstring-to-use-a-specific-language

for your own application if you wish by using the setObject forKey method to set your own language list. This will take precedence over the globally set value and be returned to any code in your application that is performing localization. The code for this would look something like NSUserDefaults standardUserDefaults..

This class is not key value coding-compliant for the key

http://stackoverflow.com/questions/3088059/this-class-is-not-key-value-coding-compliant-for-the-key

class is not key value coding compliant for the key I'm trying to link a UILabel with an IBOutlet created in my class. Every time I build my application it crashes on the label screen.. to link a UILabel with an IBOutlet created in my class. Every time I build my application it crashes on the label screen with the error this class is not key value coding compliant for the key XXXX . Here is the code in SecondView.h . @interface SecondView UIViewController IBOutlet UILabel string @property nonatomic retain.. your project. The error you are getting is 'NSUnknownKeyException' reason ' UIViewController 0x3927310 setValue forUndefinedKey this class is not key value coding compliant for the key string.' It is caused by the Second view controller in MainWindow.xib having a class of UIViewController instead of SecondView . Changing..

How do I apply a perspective transform to a UIView?

http://stackoverflow.com/questions/347721/how-do-i-apply-a-perspective-transform-to-a-uiview

the matrix cells of the CATransform3D m34 . Matrix math has never been my thing so I can't explain exactly why this works but it does. You'll need to set this value to a negative fraction for your initial transform then apply your layer rotation transforms to that. You should also be able to do the following UIView myView self..

Prefixing property names with an underscore in Objective C [duplicate]

http://stackoverflow.com/questions/3521254/prefixing-property-names-with-an-underscore-in-objective-c

bar @property readwrite retain NSNumber bar @end @implementation Foo @synthesize bar void baz NSNumber numberOne NSNumber numberWithInt 1 Both set the value of bar through either the your custom or the synthesized setter method self setBar numberOne self.bar numberOne Both get the value of bar through your synthesized.. 1 Both set the value of bar through either the your custom or the synthesized setter method self setBar numberOne self.bar numberOne Both get the value of bar through your synthesized or your custom accessor method NSNumber fooBar self bar fooBar self.bar Both manipulate the bar ivar directly bar numberOne fooBar..

How do I size a UITextView to its content?

http://stackoverflow.com/questions/50467/how-do-i-size-a-uitextview-to-its-content

equal to frame.size This will not work if auto layout is ON. With auto layout the general approach is to use the sizeThatFits method and update the constant value on a height constraint. CGSize sizeThatShouldFitTheContent _textView sizeThatFits _textView.frame.size heightConstraint.constant sizeThatShouldFitTheContent.height..

UIDevice uniqueIdentifier Deprecated - What To Do Now?

http://stackoverflow.com/questions/6993325/uidevice-uniqueidentifier-deprecated-what-to-do-now

to your app you can call the CFUUIDCreate function to create a UUID and write it to the defaults database using the NSUserDefaults class. However this value won't be the same if a user uninstalls and re installs the app. iphone ios ipad share improve this question A UUID created by CFUUIDCreate is unique if a user.. Anyways nowadays 2013 this isn't necessary any more except if you need a stable device identifier on iOS 6.0. Edit 4 In iOS 7 Apple now always returns a fixed value when querying the MAC to specifically thwart the MAC as base for an ID scheme. So you now really should use UIDevice identifierForVendor or create a per install..

performSelector may cause a leak because its selector is unknown

http://stackoverflow.com/questions/7017281/performselector-may-cause-a-leak-because-its-selector-is-unknown

generate a warning since the pointer types don't match . Finally you call the function pointer. Complex Example When the selector takes arguments or returns a value you'll have to change things a bit SEL selector NSSelectorFromString @ processRegion ofView IMP imp _controller methodForSelector selector CGRect func id SEL CGRect.. normally gets this information from the header of the object type you're working with. 2 There are really only 4 things that ARC would consider for the return value 3 Ignore non object types void int etc Retain object value then release when it is no longer used standard assumption Release new object values when no longer used.. type you're working with. 2 There are really only 4 things that ARC would consider for the return value 3 Ignore non object types void int etc Retain object value then release when it is no longer used standard assumption Release new object values when no longer used methods in the init copy family or attributed with ns_returns_retained..

iPhone Data Usage Tracking/Monitoring

http://stackoverflow.com/questions/7946699/iphone-data-usage-tracking-monitoring

I should get WiFi usage in ifi_opackets and ifi_ipackets . Also wanted to add that if I'm connected to a WiFi network but am not using internet I still get value added to ifi_obytes and ifi_ibytes . May be I'm wrong in the implementation or understanding. Need someone to help me out. Edit Instead of AF_LINK I tried AF_INET.. ifi_opackets and ifi_ipackets are shown just for lo0 i think its main interface . yes. Then device is connected via WiFi and doesn't use internet if_iobytes values still come because this method provides network bytes exchanges and not just internet . NSArray getDataCounters BOOL success struct ifaddrs addrs const struct..

How to retrieve user's current city name?

http://stackoverflow.com/questions/1382900/how-to-retrieve-users-current-city-name

NSXMLParser example

http://stackoverflow.com/questions/4705588/nsxmlparser-example

example I have an XML like this IS Value Signature 804 Signature Amount 139 Amount Value Value Signature 845 Signature Amount 639466 Amount Value Value Signature 811 Signature Amount 16438344 Amount Value.. example I have an XML like this IS Value Signature 804 Signature Amount 139 Amount Value Value Signature 845 Signature Amount 639466 Amount Value Value Signature 811 Signature Amount 16438344 Amount Value Value Signature 1115 Signature Amount 159733.. example I have an XML like this IS Value Signature 804 Signature Amount 139 Amount Value Value Signature 845 Signature Amount 639466 Amount Value Value Signature 811 Signature Amount 16438344 Amount Value Value Signature 1115 Signature Amount 159733 Amount..

Why NSUserDefaults failed to save NSMutableDictionary in iPhone SDK?

http://stackoverflow.com/questions/471830/why-nsuserdefaults-failed-to-save-nsmutabledictionary-in-iphone-sdk

NSString value Then in the implementation of CommentItem provides two methods void encodeWithCoder NSCoder encoder encoder encodeObject value forKey @ Value id initWithCoder NSCoder decoder self.value decoder decodeObjectForKey @ Value return self Anyone has better solution Thanks everyone. share improve this answer..

HTML character decoding in Objective-C / Cocoa Touch

http://stackoverflow.com/questions/1105169/html-character-decoding-in-objective-c-cocoa-touch

string representation of the byte that should be substituted. In the case of #038 it represents the character with the value of 38 in the ISO 8859 1 character encoding scheme which is . The reason the ampersand has to be encoded in RSS is it's a.. reserved special character. What you need to do is parse the string and replace the entities with a byte matching the value between # and . I don't know of any great ways to do this in objective C but this stack overflow question might be of some..

How to force NSLocalizedString to use a specific language

http://stackoverflow.com/questions/1669645/how-to-force-nslocalizedstring-to-use-a-specific-language

by using the setObject forKey method to set your own language list. This will take precedence over the globally set value and be returned to any code in your application that is performing localization. The code for this would look something..

This class is not key value coding-compliant for the key

http://stackoverflow.com/questions/3088059/this-class-is-not-key-value-coding-compliant-for-the-key

class is not key value coding compliant for the key I'm trying to link a UILabel with an IBOutlet created in my class. Every time I build my application.. in my class. Every time I build my application it crashes on the label screen with the error this class is not key value coding compliant for the key XXXX . Here is the code in SecondView.h . @interface SecondView UIViewController IBOutlet UILabel.. getting is 'NSUnknownKeyException' reason ' UIViewController 0x3927310 setValue forUndefinedKey this class is not key value coding compliant for the key string.' It is caused by the Second view controller in MainWindow.xib having a class of UIViewController..

How do I apply a perspective transform to a UIView?

http://stackoverflow.com/questions/347721/how-do-i-apply-a-perspective-transform-to-a-uiview

. Matrix math has never been my thing so I can't explain exactly why this works but it does. You'll need to set this value to a negative fraction for your initial transform then apply your layer rotation transforms to that. You should also be..

Prefixing property names with an underscore in Objective C [duplicate]

http://stackoverflow.com/questions/3521254/prefixing-property-names-with-an-underscore-in-objective-c

bar @end @implementation Foo @synthesize bar void baz NSNumber numberOne NSNumber numberWithInt 1 Both set the value of bar through either the your custom or the synthesized setter method self setBar numberOne self.bar numberOne Both get.. through either the your custom or the synthesized setter method self setBar numberOne self.bar numberOne Both get the value of bar through your synthesized or your custom accessor method NSNumber fooBar self bar fooBar self.bar Both manipulate..

How do I size a UITextView to its content?

http://stackoverflow.com/questions/50467/how-do-i-size-a-uitextview-to-its-content

if auto layout is ON. With auto layout the general approach is to use the sizeThatFits method and update the constant value on a height constraint. CGSize sizeThatShouldFitTheContent _textView sizeThatFits _textView.frame.size heightConstraint.constant..

UIDevice uniqueIdentifier Deprecated - What To Do Now?

http://stackoverflow.com/questions/6993325/uidevice-uniqueidentifier-deprecated-what-to-do-now

function to create a UUID and write it to the defaults database using the NSUserDefaults class. However this value won't be the same if a user uninstalls and re installs the app. iphone ios ipad share improve this question A UUID.. any more except if you need a stable device identifier on iOS 6.0. Edit 4 In iOS 7 Apple now always returns a fixed value when querying the MAC to specifically thwart the MAC as base for an ID scheme. So you now really should use UIDevice identifierForVendor..

performSelector may cause a leak because its selector is unknown

http://stackoverflow.com/questions/7017281/performselector-may-cause-a-leak-because-its-selector-is-unknown

don't match . Finally you call the function pointer. Complex Example When the selector takes arguments or returns a value you'll have to change things a bit SEL selector NSSelectorFromString @ processRegion ofView IMP imp _controller methodForSelector.. header of the object type you're working with. 2 There are really only 4 things that ARC would consider for the return value 3 Ignore non object types void int etc Retain object value then release when it is no longer used standard assumption Release.. really only 4 things that ARC would consider for the return value 3 Ignore non object types void int etc Retain object value then release when it is no longer used standard assumption Release new object values when no longer used methods in the..

iPhone Data Usage Tracking/Monitoring

http://stackoverflow.com/questions/7946699/iphone-data-usage-tracking-monitoring

and ifi_ipackets . Also wanted to add that if I'm connected to a WiFi network but am not using internet I still get value added to ifi_obytes and ifi_ibytes . May be I'm wrong in the implementation or understanding. Need someone to help me out... just for lo0 i think its main interface . yes. Then device is connected via WiFi and doesn't use internet if_iobytes values still come because this method provides network bytes exchanges and not just internet . NSArray getDataCounters BOOL success..

How to identify CAAnimation within the animationDidStop delegate?

http://stackoverflow.com/questions/1255086/how-to-identify-caanimation-within-the-animationdidstop-delegate

solved this problem via the key value system exposed as part of CAAnimation. When you start your animation use the setValue method on the CATransition CAAnimation to set your identifiers and values to use when animationDidStop fires void volumeControlFadeToOrange.. UIControlStateNormal volumeControlLevel.enabled true volumeControlAnimation setDuration 0.7 volumeControlAnimation setValue @ Special1 forKey @ MyAnimationType volumeControlLevel layer addAnimation volumeControlAnimation forKey nil void throbUp.. UIImage imageNamed @ m13_grayglow.png forState UIControlStateNormal animation setDuration 2.0 animation setValue @ Throb forKey @ MyAnimationType hearingAidHalo layer addAnimation animation forKey nil In your animationDidStop delegate..

How to retrieve user's current city name?

http://stackoverflow.com/questions/1382900/how-to-retrieve-users-current-city-name

Signal 11, segmentation fault on iphone App exit

http://stackoverflow.com/questions/1849929/signal-11-segmentation-fault-on-iphone-app-exit

Can js/jQuery determine the orientation of the iPhone?

http://stackoverflow.com/questions/2323281/can-js-jquery-determine-the-orientation-of-the-iphone

updateOrientation Edited by OP just on the off chance that the link dies or gets moved at some point... Value Description 0 Portrait orientation. This is the default value. 90 Landscape orientation with the screen turned clockwise...

How should I store UIImages within my Core Data database?

http://stackoverflow.com/questions/3908910/how-should-i-store-uiimages-within-my-core-data-database

is pretty easy to do. You just need to mark your image attribute as a transformable one and create a subclass of NSValueTransformer. Within that subclass add code like the following Class transformedValueClass return NSData class BOOL allowsReverseTransformation.. one and create a subclass of NSValueTransformer. Within that subclass add code like the following Class transformedValueClass return NSData class BOOL allowsReverseTransformation return YES id transformedValue id value if value nil return nil.. following Class transformedValueClass return NSData class BOOL allowsReverseTransformation return YES id transformedValue id value if value nil return nil I pass in raw data when generating the image save that directly to the database if value..

NSXMLParser example

http://stackoverflow.com/questions/4705588/nsxmlparser-example

example I have an XML like this IS Value Signature 804 Signature Amount 139 Amount Value Value Signature 845 Signature Amount 639466 Amount Value Value Signature.. example I have an XML like this IS Value Signature 804 Signature Amount 139 Amount Value Value Signature 845 Signature Amount 639466 Amount Value Value Signature 811 Signature Amount 16438344 Amount Value Value.. example I have an XML like this IS Value Signature 804 Signature Amount 139 Amount Value Value Signature 845 Signature Amount 639466 Amount Value Value Signature 811 Signature Amount 16438344 Amount Value Value Signature..

Why NSUserDefaults failed to save NSMutableDictionary in iPhone SDK?

http://stackoverflow.com/questions/471830/why-nsuserdefaults-failed-to-save-nsmutabledictionary-in-iphone-sdk

of CommentItem provides two methods void encodeWithCoder NSCoder encoder encoder encodeObject value forKey @ Value id initWithCoder NSCoder decoder self.value decoder decodeObjectForKey @ Value return self Anyone has better solution Thanks..

Use Key Value Observing to get a KVO callback on a UIView's frame

http://stackoverflow.com/questions/4874288/use-key-value-observing-to-get-a-kvo-callback-on-a-uiviews-frame

Key Value Observing to get a KVO callback on a UIView's frame I want to watch for changes in a UIView 's frame bounds or center property... on a UIView's frame I want to watch for changes in a UIView 's frame bounds or center property. How can I use Key Value Observing to achieve this iphone ios objective c uiview key value observing share improve this question Currently it's..

Objective-C get a class property from string

http://stackoverflow.com/questions/6179427/objective-c-get-a-class-property-from-string

class by using the dataToGet variable iphone objective c class properties share improve this question The Key Value Coding mechanism allows you to interact with a class's properties using string representations of the property names. So..

how to send Asynchronous URL Request?

http://stackoverflow.com/questions/8515667/how-to-send-asynchronous-url-request

timeIntervalSince1970 NSLog @ UTC String @ UTCString NSURL updateDataURL NSURL URLWithString UTCString NSString checkValue NSString stringWithContentsOfURL updateDataURL encoding NSASCIIStringEncoding error Nil NSLog @ check Value @ checkValue.. checkValue NSString stringWithContentsOfURL updateDataURL encoding NSASCIIStringEncoding error Nil NSLog @ check Value @ checkValue this works however it blocked my main thread till i got a reply back from the URL how do i set it so it will.. NSString stringWithContentsOfURL updateDataURL encoding NSASCIIStringEncoding error Nil NSLog @ check Value @ checkValue this works however it blocked my main thread till i got a reply back from the URL how do i set it so it will do it in a..

NSString with Unicode issue from Web Service

http://stackoverflow.com/questions/11365450/nsstring-with-unicode-issue-from-web-service

not get the correct solution. Can someone please help me I have this data from a web service. KEY 1036 TYPE string VALUE French fran u00E7aise KEY 1032 TYPE string VALUE Greek u03B5 u03BB u03BB u03B7 u03BD u03B9 u03BA u03AC Does anyone know.. help me I have this data from a web service. KEY 1036 TYPE string VALUE French fran u00E7aise KEY 1032 TYPE string VALUE Greek u03B5 u03BB u03BB u03B7 u03BD u03B9 u03BA u03AC Does anyone know how to print this Unicode string correctly I have..

Is there a tool to diff/merge/sort localizable strings files?

http://stackoverflow.com/questions/1688945/is-there-a-tool-to-diff-merge-sort-localizable-strings-files

Localizable strings file which are used for Apple iPhone apps localization have the following format COMMENT KEY VALUE Note that KEY is unique in a given strings file. COMMENT is optional however it can help the translator with some additional..

How to add a contact to the iPhone's Address Book from a Web Page?

http://stackoverflow.com/questions/1773876/how-to-add-a-contact-to-the-iphones-address-book-from-a-web-page

your favourite text editor to examine how Apple store attachments in calendar events and the result is using ATTACH VALUE BINARY ENCODING BASE64 FMTTYPE text directory X APPLE FILENAME iPhone Contact.vcf QkVHSU46VkNBUkQNClZFUlNJT046M...etc.....

iPhone: how to get safari to recognize a vcard?

http://stackoverflow.com/questions/1892373/iphone-how-to-get-safari-to-recognize-a-vcard

Converting NSString into uint8_t

http://stackoverflow.com/questions/4782327/converting-nsstring-into-uint8-t

allocate memory and copy the bytes but you will still need to track the length somehow. NSData someData @ SOME STRING VALUE dataUsingEncoding NSUTF8StringEncoding const void bytes someData bytes int length someData length Easy way uint8_t crypto_data..

NSURLRequest setting the HTTP header

http://stackoverflow.com/questions/4809047/nsurlrequest-setting-the-http-header

NSMutableURLRequest request NSMutableURLRequest alloc initWithURL url autorelease request setValue VALUE forHTTPHeaderField @ Field You Want To Set or to add a header request addValue VALUE forHTTPHeaderField @ Field You Want..

Displaying an EAGLView with transparent background on a UIImageView

http://stackoverflow.com/questions/5283670/displaying-an-eaglview-with-transparent-background-on-a-uiimageview

is this in the UIViewController no need to edit or subclass EAGLView GLKView self.view.opaque NO NB Apple DELETES THIS VALUE FROM NIB self.view.backgroundColor UIColor clearColor Optional you can do this in NIB instead You can set the background..

Drawing Smooth Curves - Methods Needed

http://stackoverflow.com/questions/8702696/drawing-smooth-curves-methods-needed

This was my code for the UIBezierPath which left edges at intersection UPDATED TO AN ANSWER BELOW #define VALUE _INDEX_ NSValue valueWithCGPoint points _INDEX_ #define POINT _INDEX_ NSValue points objectAtIndex _INDEX_ CGPointValue.. void getPointsFromBezier void info const CGPathElement element NSArray pointsFromBezierPath UIBezierPath bpath #define VALUE _INDEX_ NSValue valueWithCGPoint points _INDEX_ #define POINT _INDEX_ NSValue points objectAtIndex _INDEX_ CGPointValue.. element points Add the points if they're available per type if type kCGPathElementCloseSubpath bezierPoints addObject VALUE 0 if type kCGPathElementAddLineToPoint type kCGPathElementMoveToPoint bezierPoints addObject VALUE 1 if type kCGPathElementAddCurveToPoint..