Trying again to fix macOS issues

kieranb662 · kieranb662 · commit 9109f6b1033a · 2020-05-02T10:30:36.000-04:00
diff --git a/Sources/Sliders/RadialSlider.swift b/Sources/Sliders/RadialSlider.swift
@@ -215,8 +215,11 @@ public struct RSlider: View {
     
     private func calculateDirection(_ pt1: CGPoint, _ pt2: CGPoint) -> Double {
         let a = pt2.x - pt1.x
+        #if os(macOS)
+        let b = -pt2.y - pt1.y
+        #else
         let b = pt2.y - pt1.y
-        
+        #endif
         return Double(atanP(x: a, y: b)/(2 * .pi))
     }
     private var configuration: RSliderConfiguration {
@@ -233,19 +236,7 @@ public struct RSlider: View {
     private func makeThumb(_ proxy: GeometryProxy) -> some View {
         let radius = min(proxy.size.height, proxy.size.width)/2
         let middle = CGPoint(x: proxy.frame(in: .global).midX, y: proxy.frame(in: .global).midY)
-        #if os(macOS)
-        let gesture = DragGesture(minimumDistance: 0)
-            .onChanged { (value) in
-                let direction = self.calculateDirection(middle, value.location)
-                self.value = direction*(self.range.upperBound-self.range.lowerBound) + self.range.lowerBound
-                self.isActive = true
-        }
-        .onEnded { (value) in
-            let direction = self.calculateDirection(middle, value.location)
-            self.value = direction*(self.range.upperBound-self.range.lowerBound) + self.range.lowerBound
-            self.isActive = false
-        }
-        #else
+        
         let gesture = DragGesture(minimumDistance: 0, coordinateSpace: .global)
             .onChanged { (value) in
                 let direction = self.calculateDirection(middle, value.location)
@@ -257,7 +248,6 @@ public struct RSlider: View {
             self.value = direction*(self.range.upperBound-self.range.lowerBound) + self.range.lowerBound
             self.isActive = false
         }
-        #endif
         let pct = (value-range.lowerBound)/(range.upperBound-range.lowerBound)
         let pX = radius*CGFloat(cos(pct*2 * .pi ))
         let pY = radius*CGFloat(sin(pct*2 * .pi ))
