LOTimedDiplessCrossFadeProvider.h

00001 /*
00002  *
00003  * Copyright (c) 2006, Ben Suffolk <ben@usbdmx.com>
00004  * All rights reserved.
00005  *
00006  * Redistribution and use in source and binary forms, with or without 
00007  * modification, are permitted provided that the following conditions are met:
00008  *
00009  * 1. Redistributions of source code must retain the above copyright notice,
00010  *    this list of conditions and the following disclaimer.
00011  *
00012  * 2. Redistributions in binary form must reproduce the above copyright notice,
00013  *    this list of conditions and the following disclaimer in the documentation
00014  *    and/or other materials provided with the distribution.
00015  *
00016  * 3. Neither the name of the usbdmx.com web site nor the names of its 
00017  *    contributors may be used to endorse or promote products derived from this
00018  *    software without specific prior written permission.
00019  *
00020  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 
00021  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
00022  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 
00023  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 
00024  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 
00025  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 
00026  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 
00027  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 
00028  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 
00029  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
00030  * POSSIBILITY OF SUCH DAMAGE.
00031  *
00032  * $Id: LODiplessCrossFadeProvider.h 197 2007-10-31 10:08:37Z ben.suffolk $
00033  *
00034  */
00035 
00036 #import <Cocoa/Cocoa.h>
00037 
00038 #import "LODiplessCrossFadeProvider.h"
00039 
00040 #define LODiplessCrossFadeCompletedNotification @"LODiplessCrossFadeCompletedNotification"
00041 
00042 @class LOTimingThread;
00043 
00050 @interface LOTimedDiplessCrossFadeProvider : LODiplessCrossFadeProvider
00051 {
00052  float fadeUpTime;        
00053  float fadeDownTime;      
00054 
00055  int fadeUpSteps;         
00056  int fadeDownSteps;       
00057  int currUpStep;          
00058  int currDownStep;        
00059 
00060  NSTimer *stepUpTimer;    
00061  NSTimer *stepDownTimer;  
00062  
00063  LOTimingThread *timingThread; 
00064  
00065  BOOL downRunning; 
00066  BOOL upRunning;   
00067 
00068  NSLock *runningLock; 
00069 }
00070 
00071 
00079 - (float)fadeUpTime;
00080 
00081 
00092 - (void)setFadeUpTime:(float)seconds;
00093 
00094 
00102 - (float)fadeDownTime;
00103 
00104 
00115 - (void)setFadeDownTime:(float)seconds;
00116 
00117 
00129 - (void)setCrossFadeTime:(float)seconds;
00130 
00131 
00142 - (void)start;
00143 
00144 
00151 - (void)stop;
00152 
00153 
00159 - (BOOL)isRunning;
00160 
00161 
00162 
00163 
00164 @end
00165 
00166