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27 lines
606 B
27 lines
606 B
//
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// UIScreen+Util.m
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// SpectogramPrototype
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//
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// Created by Joshua Moerman on 25/02/14.
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// Copyright (c) 2014 Joshua Moerman. All rights reserved.
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//
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#import "UIScreen+Util.h"
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@implementation UIScreen (Util)
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// from http://stackoverflow.com/questions/3504173/detect-retina-display
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+ (BOOL) isRetinaDisplay {
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static BOOL retina = NO;
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static BOOL alreadyChecked = NO;
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if (!alreadyChecked) {
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UIScreen *mainScreen = self.mainScreen;
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if (mainScreen) {
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retina = mainScreen.scale > 1.0;
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alreadyChecked = YES;
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}
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}
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return retina;
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}
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@end
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