87 lines
3.1 KiB
Objective-C
87 lines
3.1 KiB
Objective-C
/*
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Copyright (c) 2015, Apple Inc. All rights reserved.
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Redistribution and use in source and binary forms, with or without modification,
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are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright notice, this
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list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimer in the documentation and/or
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other materials provided with the distribution.
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3. Neither the name of the copyright holder(s) nor the names of any contributors
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may be used to endorse or promote products derived from this software without
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specific prior written permission. No license is granted to the trademarks of
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the copyright holders even if such marks are included in this software.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
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FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#import "ORKCountdownLabel.h"
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#import "ORKHelpers_Internal.h"
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@implementation ORKCountdownLabel {
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NSInteger _currentCountDownValue;
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}
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+ (UIFont *)defaultFont {
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return [UIFont systemFontOfSize:65.f weight:UIFontWeightUltraLight];
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}
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- (instancetype)init {
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self = [super init];
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if (self) {
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_currentCountDownValue = 0;
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}
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return self;
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}
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- (void)updateAppearance {
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[self setCountDownValue:_currentCountDownValue];
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}
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- (void)setCountDownValue:(NSInteger)value {
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_currentCountDownValue = value;
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[self renderText];
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}
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- (void)renderText {
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static dispatch_once_t onceToken;
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static NSDateComponentsFormatter *durationFormatter = nil;
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dispatch_once(&onceToken, ^{
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durationFormatter = [NSDateComponentsFormatter new];
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[durationFormatter setUnitsStyle:NSDateComponentsFormatterUnitsStylePositional];
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durationFormatter.allowedUnits = NSCalendarUnitMinute|NSCalendarUnitSecond;
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durationFormatter.zeroFormattingBehavior = NSDateComponentsFormatterZeroFormattingBehaviorPad;
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});
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[self setText:[durationFormatter stringFromTimeInterval:_currentCountDownValue]];
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[self invalidateIntrinsicContentSize];
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}
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- (void)setFont:(UIFont *)font {
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[super setFont:font];
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[self renderText];
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}
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- (CGSize)intrinsicContentSize {
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CGSize intrinsic = [super intrinsicContentSize];
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return (CGSize){.width=intrinsic.width, self.frame.size.height == 0.0 ? ORKExpectedLabelHeight(self) : self.frame.size.height};
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}
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@end
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