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/*
SliderMidiWidgetWrapper.m:
Copyright (C) 2011 Steven Yi
This file is part of Csound for iOS.
The Csound for iOS Library is free software; you can redistribute it
and/or modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
Csound is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with Csound; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA
*/
#import "SliderMidiWidgetWrapper.h"
@implementation SliderMidiWidgetWrapper
-(id)init:(UISlider *)slider {
if (self = [super init]) {
mSlider = slider;
}
return self;
}
-(void)setValueSelector:(NSNumber *)value {
[mSlider setValue:[value floatValue] animated:YES];
[mSlider sendActionsForControlEvents:UIControlEventValueChanged];
}
-(void)setMIDIValue:(int)midiValue {
NSLog(@"SetMIDIValue: %d", midiValue);
float percent = midiValue / 127.0f;
float sliderRange = mSlider.maximumValue - mSlider.minimumValue;
float newValue = (percent * sliderRange) + mSlider.minimumValue;;
[self performSelectorOnMainThread:@selector(setValueSelector:) withObject:[NSNumber numberWithFloat:newValue] waitUntilDone:NO];
}
@end
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