Data commit

Task/Draw-a-sphere/Swift/draw-a-sphere-1.swift

@@ -0,0 +1,31 @@
+class Sphere: UIView{
+
+  override func drawRect(rect: CGRect)
+  {
+    let context = UIGraphicsGetCurrentContext()
+    let locations: [CGFloat] = [0.0, 1.0]
+
+    let colors = [UIColor.whiteColor().CGColor,
+      UIColor.blueColor().CGColor]
+
+    let colorspace = CGColorSpaceCreateDeviceRGB()
+
+    let gradient = CGGradientCreateWithColors(colorspace,
+      colors, locations)
+
+    var startPoint = CGPoint()
+    var endPoint = CGPoint()
+    startPoint.x = self.center.x - (self.frame.width * 0.1)
+    startPoint.y = self.center.y - (self.frame.width * 0.15)
+    endPoint.x = self.center.x
+    endPoint.y = self.center.y
+    let startRadius: CGFloat = 0
+    let endRadius: CGFloat = self.frame.width * 0.38
+
+    CGContextDrawRadialGradient (context, gradient, startPoint,
+      startRadius, endPoint, endRadius,
+      0)
+  }
+}
+
+var s = Sphere(frame: CGRectMake(0, 0, 200, 200))

Task/Draw-a-sphere/Swift/draw-a-sphere-2.swift

@@ -0,0 +1,13 @@
+struct ContentView: View {
+
+    var body: some View {
+
+      let gradient = RadialGradient(gradient: Gradient(colors:[.white, .black]),
+      center: .init(x: 0.4, y: 0.4), startRadius: 10, endRadius: 100)
+
+      return Circle()
+          .fill(gradient)
+          .frame(width: 200, height: 200)
+
+    }
+}