No, only fade out (and fade in) effects are needed. I just added frame
movement to see if animation works at all. Animation does work, but
the fade does not happen - no matter, if the frame is moved
simultaneously or not.
2011/5/20 Gustavo Pizano <gustavxcodepic...@gmail.com>:
> So you want to move an object then fade it out right?
>
>
> AFAIK NSViewAnimation its for simply animations, triggering other animations
> after a previous one has completed may not work with this.
>
>
> What about using CABasicAnimation instead and call the delegate methods when
> it stops to trigger the fade out?
>
> using CAAnimation requires to apply it to the view's layer.
>
>
>
>
> On May 19, 2011, at 11:24 PM, Chase Latta wrote:
>
>> What about using a timer. Something like this:
>>
>> - (IBAction)fadeOut:(id)sender;
>> {
>> [[NSAnimationContext currentContext] setDuration:5.0];
>> [[self.myView animator] setAlphaValue:0.0];
>> [NSTimer scheduledTimerWithTimeInterval:5.0 target:self
>> selector:@selector(toggleMyViewState:) userInfo:nil repeats:NO];
>> }
>>
>> - (IBAction)fadeIn:(id)sender;
>> {
>> [self toggleMyViewState:nil];
>> [[NSAnimationContext currentContext] setDuration:5.0];
>> [[self.myView animator] setAlphaValue:1.0];
>> }
>>
>> - (void)toggleMyViewState:(NSTimer *)timer;
>> {
>> if ([self.myView isHidden]) {
>> [self.myView setAlphaValue:0.0];
>> [self.myView setHidden:NO];
>> } else
>> [self.myView setHidden:YES];
>> }
>>
>> I did a quick test where I have a window with its view set to have a
>> core animation layer in IB and a custom view that does nothing but
>> draw itself blue and add a button as a subview.
>>
>> When I tell it to fade out the view and the button fade but the button
>> still works. When the animation is finished the button does not work
>> and is not visible. When I fade in the button and the view fade into
>> view and the button works during the animation process.
>>
>> Chase
>>
>> On Thu, May 19, 2011 at 2:03 PM, Nick <eveningn...@gmail.com> wrote:
>>> I only added this "NSViewAnimationEndFrameKey" just to make sure that
>>> any animation happens at all. Yeah it does happen. But the button
>>> just does not fade out - with or without this
>>> NSViewAnimationEndFrameKey. It waits for 5.0 seconds (as i specified)
>>> and suddenly disappear. It just feels like i ran into one of the
>>> "bugs". Or maybe i am doing something wrong..
>>> This method
>>>
>>> -(IBAction)clickMeButton:(id)sender {
>>> NSLog(@"started");
>>> NSViewAnimation *viewAnimation = [[NSViewAnimation alloc]
>>> initWithViewAnimations:
>>>
>>> [NSArray arrayWithObjects:
>>>
>>> [NSDictionary dictionaryWithObjectsAndKeys:
>>>
>>> sender,NSViewAnimationTargetKey,
>>>
>>> NSViewAnimationFadeOutEffect, NSViewAnimationEffectKey,
>>>
>>> nil],
>>>
>>> nil]];
>>>
>>> [viewAnimation setDuration:5.0];
>>> [viewAnimation startAnimation];
>>> NSLog(@"ended");
>>> }
>>>
>>> behaves as i just described.
>>>
>>> 2011/5/19 Quincey Morris <quinceymor...@earthlink.net>:
>>>> On May 19, 2011, at 13:14, Nick wrote:
>>>>
>>>>> Weirdly enough, this does not work:
>>>>> NSLog(@"started");
>>>>> NSViewAnimation *viewAnimation = [[NSViewAnimation alloc]
>>>>> initWithViewAnimations:
>>>>>
>>>>> [NSArray arrayWithObjects:
>>>>>
>>>>> [NSDictionary dictionaryWithObjectsAndKeys:
>>>>>
>>>>> sender,NSViewAnimationTargetKey,
>>>>>
>>>>> NSViewAnimationFadeOutEffect, NSViewAnimationEffectKey,
>>>>>
>>>>> [NSValue valueWithRect:NSMakeRect(200, 200, 200, 200)],
>>>>>
>>>>> NSViewAnimationEndFrameKey,
>>>>>
>>>>> nil],
>>>>>
>>>>> nil]];
>>>>>
>>>>> [viewAnimation setDuration:5.0];
>>>>> [viewAnimation startAnimation];
>>>>> NSLog(@"ended");
>>>>>
>>>>> the button moves, but it does not fade out. It just disappears from
>>>>> its final location and after a while appears in the middle of the
>>>>> parent View.
>>>>
>>>> You need to experiment with the parameters till you find a combination
>>>> that gives the visual effect you expect.
>>>>
>>>> IIRC, the documentation is a little confusing because it leads you to
>>>> believe that specifying a new frame rect is orthogonal to the fade. In
>>>> fact, I seem to recall, specifying a frame rect indicates that you want
>>>> the view to be visible at that size and position, and thus conflicts with
>>>> the fade, producing the kind of inconsistent behavior you're seeing. Try
>>>> leaving that key out of the dictionary.
>>>>
>>>> The problem, again IIRC, is that only the alpha can change smoothly, not
>>>> the "isHidden" property, which can only be on or off. The "isHidden"
>>>> property isn't being animated, just changed at certain points in the
>>>> animation. You've asked for it to be both on and off at the end of the
>>>> animation, and one of those wins.
>>>>
>>>> Remember also that NSViewAnimation is a subclass of NSAnimation, so you
>>>> should be able to use a delegate (for example) to do what you want at the
>>>> end of the animation.
>>>>
>>>>
>>>>
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