Updated demo code and sample screenshot.

MosheBerman · May 15, 2017 · 6c57eca · 6c57eca
1 parent 67c052a
commit 6c57eca
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Showing 2 changed files with 5 additions and 4 deletions.
diff --git a/Calculus2.playground/Contents.swift b/Calculus2.playground/Contents.swift
@@ -163,7 +163,7 @@ class GraphView : UIView
         let previousX = x - self.interval
         var rangeContainsPreviousX = true
 
-        if let range = equation.graphingDomain
+        if let range = equation.drawingDomain
         {
             // Don't draw dangling lines at the start of the graph.
             rangeContainsPreviousX = range.contains(previousX)
@@ -485,18 +485,19 @@ func demo()
     */
     graph.autoUpdatesAfterAddingEquation = false 
 
+    let parabola = Exponential(exponent: 2)
     let line = Line(slope: 1.0, offset: 3.0)
     let sine = Sine()
-
     let cosine = Cosine(period: 1.0, amplitude: 1.0, phaseShift: -1.0, verticalShift: 0.0)
     cosine.drawingColor = UIColor(red: 0.7, green: 0.2, blue: 0.2, alpha: 1.0)
-    cosine.domain = Range(uncheckedBounds: (lower: 0.0, upper: 10.0))
+    cosine.drawingDomain = Range(uncheckedBounds: (lower: 0.0, upper: 10.0))
 
+    graph.addEquation(parabola)
     graph.addEquation(cosine)
     graph.addEquation(line)
 
     //: You can add these yourself.
-    //    graph.addEquation(sine)
+    graph.addEquation(sine)
 
     // Necessary only if `autoUpdatesAfterAddingEquation` is `false`.
     graph.setNeedsDisplay()

diff --git a/demo.png b/demo.png