RE: Core animation layers work on 10.7 but not 10.8 or 10.9

> Apple's sample code Image Transition and Cocoa Slides both crash when built > using Xcode 5.1 and run on 10.9.2 When built with 10.9 SDK, views using CIFilters need their layerUsesCoreImageFilters set to YES. Yeah, it bit me too...it's in the 10.9 release notes somewhere. > But built apps

Re: Core animation layers work on 10.7 but not 10.8 or 10.9

ese > samples crash when you do something that causes a CoreImage filter to be > rendered. I ran into this issue just now testing my only other Core Animation layers application. The fix for this particular problem is well documented in the AppKit Release Notes for 10.9 in the "C

Re: Core animation layers work on 10.7 but not 10.8 or 10.9

I think this problem might go beyond Core Animation, unless NSAnimation is using CoreAnimation under the hood. Apple's sample code Image Transition and Cocoa Slides both crash when built using Xcode 5.1 and run on 10.9.2. But built apps that apple provides with the sample code still wo

Core animation layers work on 10.7 but not 10.8 or 10.9

I wrote an application a couple of years ago that still runs perfectly on Mac OS X 10.7, 10.8 and 10.9. I built it with Xcode 3.x on 10.7. It uses core animation and layer hosting views. Now I have to update it for unrelated reasons. But when I build the same code with Xcode 5.1 on OS X 10.9

Re: Core Animation warning?

> On Dec 3, 2013, at 5:23 AM, Graham Cox wrote: > > I’m seeing quite a few of these being logged: > >> CoreAnimation: warning, deleted thread with uncommitted CATransaction; set >> CA_DEBUG_TRANSACTIONS=1 in environment to log backtraces. > > I’m not directly us

Re: Core Animation warning?

On Dec 3, 2013, at 10:23 PM, Graham Cox wrote: > I’m seeing quite a few of these being logged: > >> CoreAnimation: warning, deleted thread with uncommitted CATransaction; set >> CA_DEBUG_TRANSACTIONS=1 in environment to log backtraces. > > I’m not directly using Co

Core Animation warning?

I’m seeing quite a few of these being logged: > CoreAnimation: warning, deleted thread with uncommitted CATransaction; set > CA_DEBUG_TRANSACTIONS=1 in environment to log backtraces. I’m not directly using Core Animation anywhere in this app, but I have started to add quite a few thread

Re: Core Animation with NSWindow

On Apr 16, 2013, at 9:40 PM, Ankuj Gupta wrote: > The problem that I have is I cant change the apis for creating the windows. > The only function which I can modify is when we are showing that window. That > is where I need to animate it What exactly is the animation that you need to show? —

Re: Core Animation with NSWindow

:10 AM, Ankuj Gupta wrote: > > Can we use Core Animation with NSWindow ? The apple's documentation > mentions that we can use only with NSView. If there is any documentation > for core animation used with NSWIndow > > > NSWindow doesn’t draw anything itself (aside from the wi

Re: Core Animation with NSWindow

On Apr 16, 2013, at 5:10 AM, Ankuj Gupta wrote: > Can we use Core Animation with NSWindow ? The apple's documentation > mentions that we can use only with NSView. If there is any documentation > for core animation used with NSWIndow NSWindow doesn’t draw anything itself (aside f

Core Animation with NSWindow

Hi Can we use Core Animation with NSWindow ? The apple's documentation mentions that we can use only with NSView. If there is any documentation for core animation used with NSWIndow Thanks Ankuj ___ Cocoa-dev mailing list (Cocoa-dev@lists.appl

Re: HiDPI retina issue with multi-screen overlay window and Core Animation

On Jan 12, 2013, at 12:53 PM, William J. Cheeseman wrote: > I have no prior experience in this area. Can a cursor be created that > animates using Core Animation? I know you can do offscreen rendering with some parts of Core Animation. So perhaps you could have your offscreen ren

Re: HiDPI retina issue with multi-screen overlay window and Core Animation

for each screen and go with the flow of the > frameworks. I have a demo working now, in which I set up a separate overlay window for each screen. It remains to be seen whether this will solve the retina display and Core Animation issues. I have left the multi-screen window for mouse tracking

Re: HiDPI retina issue with multi-screen overlay window and Core Animation

On Jan 12, 2013, at 7:08 AM, William J. Cheeseman wrote: > My best guess is that the problem results from the fact that the overlay > window spans all attached screens. An NSLog() call confirms that the window's > backingScaleFactor is always 1.0 (because it is initially created on a > non-ret

HiDPI retina issue with multi-screen overlay window and Core Animation

My Pointer Noodge application displays an animated image surrounding the mouse pointer using a layer-hosting multi-screen view: . I am having difficulty upgrading it to handle a mix of retina and non-retina displays. All help appreciated. The specific problem is

Trying to track down a core animation issue

Hi, I have a problem where it appears that a core animation task is being run on something created in a background thread, but the thread is being removed before the animation has finished. I have checked through my code and don't see anything that could be doing this explicitly,

Re: Core Animation + Focus Ring

On Oct 26, 2011, at 4:20 AM, Brad Stone wrote: > I understand there's an issue with focus rings not appearing in an editable > cell if, like I do, you have an NSOutlineView sitting on a view that has Core > Animation turned on. I was under the impression that this was fixe

Core Animation + Focus Ring

I understand there's an issue with focus rings not appearing in an editable cell if, like I do, you have an NSOutlineView sitting on a view that has Core Animation turned on. Since it's not working and I'm using the latest XCode I'm assuming it's not fixed. I&#x

Re: Strange mystery with Core Animation

Oops. > > Mind elaborating on this? We have at least one application out right > now that relies heavily on Core Animation and supports 10.6. Bug report along with project and demo movie: http://www.sethwillits.com/temp/CAConvertPointBug.zip -- Seth Willits ___

Re: Strange mystery with Core Animation

. > > > Which I've just confirmed is fixed in 10.7 btw. It was broken in 10.6 and my > test project was still linking against the 10.6 SDK so it continued to be > broken on 10.7 when I tested it. Oops. Mind elaborating on this? We have at least one application out right now that re

Re: Strange mystery with Core Animation

On Oct 4, 2011, at 10:20 PM, Seth Willits wrote: >> Can anyone offer any explanation for this? > > Hmm. That would be an interesting one to play with if you can replicate it in > a new project. The weirdest one I've come across is the CALayer convertPoint > methods actually break CATransaction

Re: Strange mystery with Core Animation

On Oct 4, 2011, at 4:56 PM, Graham Cox wrote: > Here's a weird one. > > I have some Core Animation layers (specifically, it's a CAReplicatorLayer), > and I'm changing the 'instanceTransform' property in order to shift the > position of the reflection up

[SOLVED] Re: Strange mystery with Core Animation

Never mind - silly mistake elsewhere, as expected….. G. On 05/10/2011, at 10:56 AM, Graham Cox wrote: > Can anyone offer any explanation for this? ___ Cocoa-dev mailing list (Cocoa-dev@lists.apple.com) Please do not post admin requests or moderato

Strange mystery with Core Animation

Here's a weird one. I have some Core Animation layers (specifically, it's a CAReplicatorLayer), and I'm changing the 'instanceTransform' property in order to shift the position of the reflection up and down. When I trigger this code from a mouse click (through a

Re: Core Animation for Dummies?

On 2011-08-13, at 8:40 PM, William Squires wrote: > Did you set a duration over which to animate? Also, if you return NO, won't > the window NOT close after all, thus defeating the purpose of animating it > disappearing? I believe you need to return YES after a synchronous operation > which wi

Re: Core Animation for Dummies?

On 2011-08-12, at 6:40 PM, Jens Alfke wrote: > > On Aug 12, 2011, at 3:19 PM, Izak van Langevelde wrote: > >> - (BOOL)windowShouldClose:(id)window{ >> >>[self.window.animator setAlphaValue:0.0]; >> >>return NO; >> } >> >> The

Re: Core Animation for Dummies?

On Aug 12, 2011, at 3:19 PM, Izak van Langevelde wrote: > - (BOOL)windowShouldClose:(id)window{ > >[self.window.animator setAlphaValue:0.0]; > >return NO; > } > > The relevant view has its Core Animation Layer, as checked in X-Code, the > above code is exe

Core Animation for Dummies?

I cannot possibly get Core Animation to work, while I did play with it in the past to get some simple things animated. I reduced my problem to a simple window fade: - (BOOL)windowShouldClose:(id)window{ [self.window.animator setAlphaValue:0.0]; return NO; } The relevant view has its

Re: Core Animation: performing a two-step animation

Jun 1, 2011 at 9:46 PM, Graham Cox wrote: > I'm new to Core Animation, so forgive me if I've missed something really > obvious. > > I want to perform a 2-step animation of a layer's -transform, so it appears > to expand then shrink back to end up slightly larger than

Core Animation: performing a two-step animation

I'm new to Core Animation, so forgive me if I've missed something really obvious. I want to perform a 2-step animation of a layer's -transform, so it appears to expand then shrink back to end up slightly larger than it started out. I can easily do a 1-step animation by

Re: Core Animation animations stop prematurely at random

On May 17, 2011, at 2:58 PM, Kyle Sluder wrote: > You could also try using -makeBackingLayer. That's useful if your view > can be used both programmatically and in a nib. I wonder if that method works for a layer-hosting view, which is what my view is -- not a layer-backed view. But even if it

Re: Core Animation animations stop prematurely at random

On Tue, May 17, 2011 at 11:35 AM, Bill Cheeseman wrote: > I agree that the explanation doesn't logically lead to a prohibition on > creating layers in -initWithFrame:. That's why I initially created them > there, deferring only the construction of the layer tree to -awakeFromNib. > But I suffer

Re: Core Animation animations stop prematurely at random

On May 17, 2011, at 12:58 PM, David Duncan wrote: > The basic problem comes about when a view in the nib has wantsLayer=NO, but > the view itself always wants to be layer backed. If you setWantsLayer:YES > inside of -initWithFrame:, then by the time you get to -awakeFromNib > wantsLayer=NO aga

Re: Core Animation animations stop prematurely at random

On Tue, May 17, 2011 at 10:21 AM, Keith Duncan wrote: > >> The basic problem comes about when a view in the nib has wantsLayer=NO, but >> the view itself always wants to be layer backed. If you setWantsLayer:YES >> inside of -initWithFrame:, then by the time you get to -awakeFromNib >> wantsLay

Re: Core Animation animations stop prematurely at random

> The basic problem comes about when a view in the nib has wantsLayer=NO, but > the view itself always wants to be layer backed. If you setWantsLayer:YES > inside of -initWithFrame:, then by the time you get to -awakeFromNib > wantsLayer=NO again Would there be any issue with overriding -setWa

Re: Core Animation animations stop prematurely at random

On May 17, 2011, at 9:49 AM, Bill Cheeseman wrote: > On May 17, 2011, at 11:33 AM, David Duncan wrote: > >> There should be no actual restriction like that however. That said, as you >> point out, if you have view that supports layers and come from a nib, you >> often have to duplicate work to

Re: Core Animation animations stop prematurely at random

On May 17, 2011, at 11:33 AM, David Duncan wrote: > There should be no actual restriction like that however. That said, as you > point out, if you have view that supports layers and come from a nib, you > often have to duplicate work to allow it to work in both situations. I'm not sure I foll

Re: Core Animation animations stop prematurely at random

On May 17, 2011, at 1:26 AM, Bill Cheeseman wrote: > Answering my own question: Although it's hard to be sure that a random > problem is really fixed, it appears that the solution was to stop creating > Core Animation layers in the view's -initWithFrame: method and instead cr

Re: Core Animation animations stop prematurely at random

time I hit the > hot key, or they stop prematurely every time I hit the hot key. Answering my own question: Although it's hard to be sure that a random problem is really fixed, it appears that the solution was to stop creating Core Animation layers in the view's -initWithFrame: method

Re: Core Animation animations stop prematurely at random

On Mon, 16 May 2011 08:11:36 -0400, Bill Cheeseman said: >My Mac OS X application has an borderless transparent overlay window with a >layer-hosting view. The view's layers add a bunch of animations in response to >a hot key. It all works correctly -- sometimes. > >What could account for sublaye

Core Animation animations stop prematurely at random

My Mac OS X application has an borderless transparent overlay window with a layer-hosting view. The view's layers add a bunch of animations in response to a hot key. It all works correctly -- sometimes. When I quit and relaunch the application, the animations sometimes don't run for the full sp

Re: Non-Sub-Pixel Rendering Font Rendering Differences when using Core Animation

On Tue, Apr 26, 2011 at 9:45 PM, Simone Manganelli wrote: > I'm aware of the fact that Core Animation disables sub-pixel rendering for > text when drawing to transparent backgrounds, so I've intentionally designed > my CALayers so that they have opaque backgrounds.  Sub

Re: Non-Sub-Pixel Rendering Font Rendering Differences when using Core Animation

• CGContextSetAllowsFontSubpixelPositioning • CGContextSetShouldSubpixelPositionFonts • CGContextSetAllowsFontSubpixelQuantization • CGContextSetShouldSubpixelQuantizeFonts -ev On Apr 27, 2011, at 12:45, Simone Manganelli wrote: > I'm adding some Core Animation to my existing project,

Non-Sub-Pixel Rendering Font Rendering Differences when using Core Animation

I'm adding some Core Animation to my existing project, and I'm encountering some differences in the font rendering compared to non-Core Animation code. Here's the code used to draw my strings: > NSShadow *selectedShadow = [[NSShadow alloc] init]; > [selectedShadow setShad

Re: NSButton disappears when I turn on "Wants Core Animation Layer" in IB

because of the missing > Core Animation features with transparency and shadow. > > The other half of the puzzle is that this view used to work fine. It broke > when I added a second window to the app, which also uses Core Animation. > > Anyone seen anything remotely like this?

NSButton disappears when I turn on "Wants Core Animation Layer" in IB

responds appropriately. If I turn off wants-layer for the contentView and run the app again, I can now see the button, though it looks wrong because of the missing Core Animation features with transparency and shadow. The other half of the puzzle is that this view used to work fine. It broke

Re: How to optimize image loading during core animation?

ting a thread most likely.It's even a quick read. Blocks (closures) however took me a little while to wrap my brain around, having never used them previously. > Good question. One problem is that I have not understood a fundamental > property of Core Animation. > I have always assum

Re: How to optimize image loading during core animation?

ly very little work to > be done. > All I do in my code is to set up a new Core Animation layer every 10 seconds. > So, will moving the image loading (which is the only CPU intensive operation > during the setup of the new layer) to another thread really help? > >> You can

Re: How to optimize image loading during core animation?

> You will want to decouple the image load and decode operation from the > render side of things as much as you can. The point is that on the "render side" there is actually very little work to be done. All I do in my code is to set up a new Core Animation layer every 10 seconds.

Re: How to optimize image loading during core animation?

> GCD is Grand Central Dispatch, Ah, the part of the kernel that deals with multiple cores, right? > the "brain" that the OS uses to execute all running processes. You might want > to read on that subject in the developer documentation. Definitely! In particular, since I haven't used multi-thre

Re: How to optimize image loading during core animation?

You will want to decouple the image load and decode operation from the render side of things as much as you can. You can do that with threading, async loading, and/or operations/blocks. Basically you will want to load the image ahead of time before it is needed for any animation. Then while a prio

Re: How to optimize image loading during core animation?

since delays in the main thread block the UI. Isn’t this >> about the same issue? > > Good question. One problem is that I have not understood a fundamental > property of Core Animation. > I have always assumed that the animation, once I have set it up, is done by > the OS /

Re: How to optimize image loading during core animation?

e same issue? Good question. One problem is that I have not understood a fundamental property of Core Animation. I have always assumed that the animation, once I have set it up, is done by the OS / Core Animation in the background, i.e., in a separate thread. Is that correct? If yes, then wouldn'

Re: How to optimize image loading during core animation?

Hello, since no one replied so far, I’d take a try. I’m not much familiar with desktop Cocoa, but on iOS we have to be careful to keep longer actions from the main thread, since delays in the main thread block the UI. Isn’t this about the same issue? Image loading would be the first thing I wo

How to optimize image loading during core animation?

I am implementing a screensaver that is basically a photo show. The photos are animated using Core Animation (nothing complicated). The problem now is that when the screensaver switches to the next photo, the animation judders. The judder happens, as far as I can tell, only with large images

Re: Best Approach in displaying the Image in Core Animation Layer - During the animation

On Feb 4, 2011, at 8:55 AM, Sasikumar JP wrote: > I understood the issue here. But i am not clear how to implement your > solution. could you guide me what type of API i should use to implement your > solution. You already mentioned them yourself. You just draw the image into the a slightly l

Fwd: Best Approach in displaying the Image in Core Animation Layer - During the animation

> > David, > > On 04-Feb-2011, at 10:05 PM, David Duncan wrote: > >> On Feb 3, 2011, at 11:11 PM, Sasikumar JP wrote: >> >>> During the Edit mode(Wiggle Animation), Image in Grid(Layer) is not >>> displayed properly.Even though i get 60 FPS during the wiggle >>> animation,image edge is not smo

Re: Best Approach in displaying the Image in Core Animation Layer - During the animation

On Feb 3, 2011, at 11:11 PM, Sasikumar JP wrote: > During the Edit mode(Wiggle Animation), Image in Grid(Layer) is not > displayed properly.Even though i get 60 FPS during the wiggle > animation,image edge is not smooth. On iOS antialiasing doesn't occur between layers, which is why you get the

Best Approach in displaying the Image in Core Animation Layer - During the animation

board view with core animation layers. Each page displays 9 Grids in 3x3 format. I have used layer.content property to display the icon image for all the Grid. Look and Feel of the Spring Board view is fine in the normal mode. During the Edit mode(Wiggle Animation), Image in Grid(Layer) is not

NSView.alphaValue without Core Animation Layer?

Hi, the documentation for -[NSView setAlphaValue:] states: "Sending this message to a view that is not managing a Core Animation layer causes an exception." But experiment under 10.6 shows that not only no exception is thrown, setting the alpha value on views without Core Animation

Re: Core Animation. issue with scaling

d not the modelLayer. >> >> > I am detecting touches in UIView/ UIViewController as only these two are > inherited from UIResponder. I am able to detect touches but after applying > core animation on layers the touches do not move, they stay where they were > before the animation,

Re: Core Animation. issue with scaling

View/ UIViewController as only these two are inherited from UIResponder. I am able to detect touches but after applying core animation on layers the touches do not move, they stay where they were before the animation, so if i click new position of layer nothing happens. "IF" I do not expli

Re: Core Animation. issue with scaling

On 8/21/10, Ahsan Shafiq wrote: > Yes, you are right but now I am unable to handle touches. > As I said in my previous post, I also want to update the model. Simply > scaling as you mentioned does scale down or scale up the sublayers as well > but how to update the model. In Scaling both the posit

Re: Core Animation. issue with scaling

elLayer setBounds:newVal]; > > [firstWheelLayer addAnimation:animation forKey:@ > "flag"]; > > > > The problem here is that the sublayers do not scale horizontaly like the > > "firstWheelLayer" should I set their bounds here too? >

Re: Core Animation. issue with scaling

.0]; > [firstWheelLayer setBounds:newVal]; > [firstWheelLayer addAnimation:animation forKey:@"flag"]; > > The problem here is that the sublayers do not scale horizontaly like the > "firstWheelLayer" should I set their bounds here

Re: Core Animation. issue with scaling

bump* On Thu, Aug 19, 2010 at 10:47 AM, Ahsan Shafiq wrote: > Hi > I have read that in explicit animation, say translation, to really change > the model layer position we have to change it's position too. So here is my > code: > > CABasicAnimation *animation = > [CABasicAnimation

Core Animation. issue with scaling

Hi I have read that in explicit animation, say translation, to really change the model layer position we have to change it's position too. So here is my code: CABasicAnimation *animation = [CABasicAnimation animationWithKeyPath:@"position"]; CGPoint pt = CGPointMa

IKImageView in NSCollectionView: No Core Animation Effects

Hello, I have replaced a bunch of NSImageViews with IKImageViews in my app. These image views are presented inside an NSCollectionView. Both the NSImageViews and the IKImageViews had shadows turned on in IB. The NSImageViews' shadows showed up fine, but the IKImageViews' shadows are nowhere to

Re: Animate NSWindow frame using Core Animation?

Krupnov wrote: > Thanks Mike, > > I forgot to mention that I've already tried -[NSWindow > setFrame:display:animate:], but it does not seem to differ from the > other methods I mentioned. > > Well, it's all quite smooth, but very noticeably less smooth than the > Co

Re: Animate NSWindow frame using Core Animation?

My "table" view is layer-hosting. The contentView of my window is layer-backed. I even tried to setWantsLayer:YES for the superview of the contentView, that is, the theme frame view of the window, but it does not seem to bring Core Animation into the window frame animation. On F

Re: Animate NSWindow frame using Core Animation?

Le 16 juil. 2010 à 12:38, Oleg Krupnov a écrit : > Any other ideas? Is your view CALayer backed? Vincent___ Cocoa-dev mailing list (Cocoa-dev@lists.apple.com) Please do not post admin requests or moderator comments to the list. Contact the moderators

Re: Animate NSWindow frame using Core Animation?

Thanks Mike, I forgot to mention that I've already tried -[NSWindow setFrame:display:animate:], but it does not seem to differ from the other methods I mentioned. Well, it's all quite smooth, but very noticeably less smooth than the Core Animation-powered animations of the views

Re: Animate NSWindow frame using Core Animation?

Aside from Core Animation, you could also try -setFrame:display:animate: It blocks the main thread while running, but is generally pretty smooth. On 16 Jul 2010, at 10:55, Oleg Krupnov wrote: > Hi, > > I'm using quite a few animations in my app's UI, using the Core > Ani

Animate NSWindow frame using Core Animation?

Hi, I'm using quite a few animations in my app's UI, using the Core Animation, and all of the animations work wonderfully smooth and quick. However, when I need to animate the frame of the window (namely, change its size), it feels so sluggish and jagged. I guess this is because,

Core Animation vs. table/browser/matrix views - looking for advice

Greetings, I'm about to undertake an almost complete rewrite of my user interface. I've made the decision to drop support for OS X 10.4, which will allow me to (finally) use Core Animation and Grand Central extensively. Now I'm faced with how to engineer the many table, ou

Does a Core Animation Runtime Player/Editor exist?

I am looking for a realtime editing window tool like a script console that will display Obj-C Core Animation instructions. Just like Processing and it's many variants Node Box Ruby etc. Or like Quartz Composer but pure code not nodes. Can Quartz Composer take Obj-C Code in realtime? Or is th

Re: Core Animation - Animation Sequence

Le 1 juin 2010 à 21:02, Tino Rachui a écrit : > THANKS David! I understand and got the code to run smoothly. Again one step > towards understanding CA better, I'm happy. :) OK, the same happened to me! My animations now run exactly as intended. The EXC_BAD_ACCESS was due to the fact that I for

Re: Core Animation - Animation Sequence

THANKS David! I understand and got the code to run smoothly. Again one step towards understanding CA better, I'm happy. :) @Rodolfo: If you are interested I can send you my complete little sample project. Just let me know. Regards, Tino Am 01.06.2010 um 19:08 schrieb David Duncan: > On May 31

Re: Core Animation - Animation Sequence

On May 31, 2010, at 11:51 PM, Tino Rachui wrote: > I'm interested in this too so please excuse me for interfering. What is the > root cause for Rodolfo's problem? He doesn't seem to set > 'removedOnCompletion' to 'NO' (default is 'YES' according to docu) so I'm > wondering if this could cause t

Re: Core Animation - Animation Sequence

t; > can change the implicit animation. > According to the "Core Animation Programming Guide" certain properties of a layer are connected to implicit animations, exerpt from the Core Animation Programming Guide: "Changing the value of an animatable layer property causes the layer to

Re: Core Animation - Animation Sequence

Hello, Neither I did figure out how to use David's code. I thought that overriding the implicit animation implies the use of layer actions. I can't see how > [layer addAnimation:rotation forKey:@"transform"]; can change the implicit animation. Besides, most of my attempts resulted in a EXC_BAD_A

Re: Core Animation - Animation Sequence

David, Rodolfo, I'm interested in this too so please excuse me for interfering. What is the root cause for Rodolfo's problem? He doesn't seem to set 'removedOnCompletion' to 'NO' (default is 'YES' according to docu) so I'm wondering if this could cause the unwanted effect (by the way I cannot see

Re: Core Animation - Animation Sequence

David, Thank you for your quick answer, I'll try this and let you know what happened. By the way, I forgot to say that my question was on iPhone, but everything you mention seems to be available in iPhone OS 3.0. Rodolfo Niborski http://itunes.com/apps/yiddishforkids1-alefbeys Le 31 mai 2010 à

Re: Core Animation - Animation Sequence

On May 31, 2010, at 2:24 PM, Rodolfo Niborski wrote: > My problem is that at the end of the first animation, the "Hello" message > shows up in its initial position for a fraction of a second. > I've tried to set the fillMode of the first animation to kCAFillModeForwards > with no effect. What y

Core Animation - Animation Sequence

Dear list, I have a CALayer called textLayer which displays some message, for example "Hello". I perform two consecutive animations on it. At the end of the first animation, the text is no more visible. The message then gets updated (to "Good bye", let's say) and the second animation brings the

Re: Core Animation and interaction

> There's a CoreAnimation sample project that does just this, called LightBoard. > --Kyle Sluder Thank you and thanks everyone else. I didn't find the LightBoard sample but I found GeekGameBoard which helped me a lot. John. ___ Cocoa-dev mailing list (

Re: Core Animation and interaction

On Tue, Mar 16, 2010 at 5:16 AM, john fogg wrote: > Photos need to be in layers as well so I can change the stacking > order. Do I use CoreAnimation for this? There's a CoreAnimation sample project that does just this, called LightBoard. --Kyle Sluder

Re: Core Animation and interaction

his (you can use zPosition for layering). You can represent each photo in a separate layer so you can move it arround as needed. You can also group layers if needed. Check Apple's documentation on CA, I also recommend Bill Dudley's Core Animati

Core Animation and interaction

Hi there, in my app I want to have a light table to sort photos. Basically it's just a huge view with lots of photos in it and you can drag the photos around. Photos can overlap, they don't fall into a grid like in iPhoto. So every photo needs to respond to mouse events. Do I make every photo int

Re: Core Animation vs. Basic Cocoa Graphics

Am 12.03.2010 um 03:13 schrieb Mazen M. Abdel-Rahman: > For the calendar grid I was creating an NSTrackingArea for each cell - in my > case (the calendar is for 7 days with 15 minutes per cell) there was 672 > NSTrackingAreas. > > I will have to look at alternative solutions to all these NSTra

Re: Core Animation vs. Basic Cocoa Graphics

problem is that the scrolling is not smooth - >>> and my assumption is that it's because the NSBezier stroke functions have >>> to be constantly called to render the calendar. >>> >>> For something as relatively simple as this would moving to core animatio

Re: Core Animation vs. Basic Cocoa Graphics

that the scrolling is not smooth - and my >> assumption is that it's because the NSBezier stroke functions have to be >> constantly called to render the calendar. >> >> For something as relatively simple as this would moving to core animation - >> i.e.

Re: Core Animation vs. Basic Cocoa Graphics

e scrolling is not smooth - and my > assumption is that it's because the NSBezier stroke functions have to be > constantly called to render the calendar. > > For something as relatively simple as this would moving to core animation - > i.e. trying to render the calendar

Re: Core Animation vs. Basic Cocoa Graphics

it's because the NSBezier stroke functions have to be > constantly called to render the calendar. > > For something as relatively simple as this would moving to core animation - > i.e. trying to render the calendar on a layer instead (I am still trying to > learn core animatio

Core Animation vs. Basic Cocoa Graphics

something as relatively simple as this would moving to core animation - i.e. trying to render the calendar on a layer instead (I am still trying to learn core animation) add performance benefits? And would it allow for smoother scrolling? Thanks, Mazen Ab

Re: [iPhone 3.1] Core Animation that leaves a trial?

On Feb 25, 2010, at 8:13 PM, Eric E. Dolecki wrote: > I don't know enough about the specifics, but could an image with a moving > mask reveal the trail? You might be able to do that, its worth a shot at least. You would create a masking layer that is large enough to obscure all of your content

Re: [iPhone 3.1] Core Animation that leaves a trial?

"trail" i.e. > imagine the image of a pencil being animated across the screen -- I want to > draw a path of where the pencil has been along with the animated pencil. > However, i'm not sure how to do this, since Core Animation is doing the > drawing for me. If anyone c

Re: [iPhone 3.1] Core Animation that leaves a trial?

pencil. However, > i'm not sure how to do this, since Core Animation is doing the drawing for > me. If anyone can offer some pointers, i'd be quite appreciative :-) There isn't a simple way to do this on iPhone OS – the class that would make it simpler (CAEmitterLayer) is

[iPhone 3.1] Core Animation that leaves a trial?

Hello, all ... I'm interested in having a CAKeyframeAnimation leave a "trail" i.e. imagine the image of a pencil being animated across the screen -- I want to draw a path of where the pencil has been along with the animated pencil. However, i'm not sure how to do this, sin

Core Animation: What is a "trigger key"?

In documentation of the protocol NSAnimatablePropertyContainer, -setAnimations: "Sets the option dictionary that maps event trigger keys to animation objects." What is a "trigger key"? I can't find any mention of "trigger key" in "Core Animation

  1   2   3   >