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Merge pull request #65 from florianpreknya/BasicStats
Daily stats feature
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,101 @@ | ||
| // | ||
| // A1cView.swift | ||
| // nightguard | ||
| // | ||
| // Created by Florian Preknya on 3/18/19. | ||
| // Copyright © 2019 private. All rights reserved. | ||
| // | ||
|
|
||
| import UIKit | ||
|
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| extension UIColor { | ||
|
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| // Creates a color-meter like UIColor by placing the given value in correspondence with its good-bad range, resulting a green color if the value is very good on that scale, a red color if is very bad or yellow & compositions with red-green if is in between | ||
| static func redYellowGreen(for value: CGFloat, bestValue: CGFloat, worstValue: CGFloat) -> UIColor { | ||
| if bestValue < worstValue { | ||
| let power = max(min((worstValue - CGFloat(value)) / (worstValue - bestValue), 1), 0) | ||
| return UIColor(red: 1 - power, green: power, blue: 0, alpha: 1) | ||
| } else { | ||
| let power = max(min((bestValue - CGFloat(value)) / (bestValue - worstValue), 1), 0) | ||
| return UIColor(red: power, green: 1 - power, blue: 0, alpha: 1) | ||
| } | ||
| } | ||
| } | ||
|
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| /** | ||
| A stats view that displays the A1c value, the average BG value, standard deviation & variation values. It appreciates the values by giving a colored feedback to user: green - good values, yellow - okish, red - pretty bad. | ||
| */ | ||
| class A1cView: BasicStatsControl { | ||
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| override func createPages() -> [StatsPage] { | ||
| return [ | ||
| StatsPage(name: "A1c", formattedValue: model?.formattedA1c), | ||
| StatsPage(name: "Average", formattedValue: model?.formattedAverageGlucose?.replacingOccurrences(of: " ", with: "\n")), | ||
| StatsPage(name: "Std Deviation", formattedValue: model?.formattedStandardDeviation?.replacingOccurrences(of: " ", with: "\n")), | ||
| StatsPage(name: "Coefficient of Variation", formattedValue: model?.formattedCoefficientOfVariation) | ||
| ] | ||
| } | ||
|
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| fileprivate var a1cColor: UIColor? { | ||
|
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| guard let a1c = model?.a1c else { | ||
| return nil | ||
| } | ||
|
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| return UIColor.redYellowGreen(for: CGFloat(a1c), bestValue: 5.5, worstValue: 8.5) | ||
| } | ||
|
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| fileprivate var variationColor: UIColor? { | ||
|
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| guard let coefficientOfVariation = model?.coefficientOfVariation else { | ||
| return nil | ||
| } | ||
|
|
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| return UIColor.redYellowGreen(for: CGFloat(coefficientOfVariation), bestValue: 0.3, worstValue: 0.5) | ||
| } | ||
|
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| fileprivate var modelColor: UIColor? { | ||
| return (currentPageIndex < 2) ? a1cColor : variationColor | ||
| } | ||
|
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| override func commonInit() { | ||
| super.commonInit() | ||
|
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| diagramView.dataSource = self | ||
| // diagramView.separatorWidh = 8 | ||
| // diagramView.separatorColor = .black | ||
| // diagramView.startAngle = .pi * 0.75 | ||
| // diagramView.endAngle = 2 * .pi + .pi * 0.75 | ||
| } | ||
|
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| override func modelWasSet() { | ||
| super.modelWasSet() | ||
| diagramView.backgroundColor = modelColor?.withAlphaComponent(0.1) | ||
| } | ||
|
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| override func pageChanged() { | ||
| super.pageChanged() | ||
| diagramView.backgroundColor = modelColor?.withAlphaComponent(0.1) | ||
| } | ||
| } | ||
|
|
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| extension A1cView: SMDiagramViewDataSource { | ||
|
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| @objc func numberOfSegmentsIn(diagramView: SMDiagramView) -> Int { | ||
| return 2 | ||
| } | ||
|
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| func diagramView(_ diagramView: SMDiagramView, colorForSegmentAtIndex index: NSInteger, angle: CGFloat) -> UIColor? { | ||
| // return (index == 1) ? a1cColor : variationColor | ||
| return modelColor | ||
| } | ||
|
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| func diagramView(_ diagramView: SMDiagramView, radiusForSegmentAtIndex index: NSInteger, proportion: CGFloat, angle: CGFloat) -> CGFloat { | ||
| return (diagramView.frame.size.height - 2/*diagramView.arcWidth*/) / 2 | ||
| } | ||
|
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| func diagramView(_ diagramView: SMDiagramView, lineWidthForSegmentAtIndex index: NSInteger, angle: CGFloat) -> CGFloat { | ||
| //not called for SMDiagramViewModeSegment | ||
| return 2.0 | ||
| } | ||
| } |
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