2 // **********************************************************************
3 // The Cheat - A universal game cheater for Mac OS X
4 // (C) 2003-2005 Chaz McGarvey (BrokenZipper)
6 // This program is free software; you can redistribute it and/or modify
7 // it under the terms of the GNU General Public License as published by
8 // the Free Software Foundation; either version 1, or (at your option)
11 // This program is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 // GNU General Public License for more details.
16 // You should have received a copy of the GNU General Public License
17 // along with this program; if not, write to the Free Software
18 // Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
25 @interface FadeView ( PrivateAPI
)
27 - (void)_fadeTimer
:(NSTimer
*)timer
;
32 @implementation FadeView
37 if ( self = [super init
] ) {
38 [self setFadeDuration
:1.0];
39 [self setFadeInterval
:5.0/60.0];
44 - (id)initWithFrame
:(NSRect
)frame
46 if ( self = [super initWithFrame
:frame
] ) {
47 [self setFadeDuration
:1.0];
48 [self setFadeInterval
:5.0/60.0];
55 [self stopFadeAnimation
];
61 - (void)drawRect
:(NSRect
)rect
63 [_fadeImage dissolveToPoint
:NSMakePoint(0,0) fraction
:_fadeAlpha
];
72 - (NSTimeInterval
)fadeDuration
77 - (NSTimeInterval
)fadeInterval
88 - (void)setImage
:(NSImage
*)image
95 - (void)setFadeDuration
:(NSTimeInterval
)seconds
97 if ( seconds
!= 0.0 ) {
98 _fadeDuration
= seconds
;
105 - (void)setFadeInterval
:(NSTimeInterval
)seconds
107 _fadeInterval
= seconds
;
110 - (void)startFadeAnimation
112 [self stopFadeAnimation
];
115 [self setNeedsDisplay
:YES
];
117 _fadeTimer
= [[NSTimer scheduledTimerWithTimeInterval
:_fadeInterval target
:self selector
:@selector(_fadeTimer
:) userInfo
:nil repeats
:YES
] retain
];
118 [[NSRunLoop currentRunLoop
] addTimer
:_fadeTimer forMode
:NSEventTrackingRunLoopMode
];
119 [[NSRunLoop currentRunLoop
] addTimer
:_fadeTimer forMode
:NSModalPanelRunLoopMode
];
123 - (void)stopFadeAnimation
127 [_fadeTimer invalidate
];
128 [_fadeTimer release
];
133 - (void)_fadeTimer
:(NSTimer
*)timer
135 _fadeAlpha
-= [timer timeInterval
] / _fadeDuration
;
136 [self setNeedsDisplay
:YES
];
138 if ( _fadeAlpha
<= 0.0 ) {
139 [self stopFadeAnimation
];
140 if ( [_delegate respondsToSelector
:@selector(fadeViewFinishedAnimation
:)] ) {
141 [_delegate fadeViewFinishedAnimation
:self];
152 - (void)setDelegate
:(id)delegate
154 _delegate
= delegate
;