feat: add new axis interface (#253)

Sources/SwiftUICharts/Charts/LineChart/Extension/LineChart+Extension.swift

@@ -21,9 +21,4 @@ extension LineChart {
         self.chartProperties.lineStyle = style
         return self
     }
-
-    public func withAnimation(_ enabled: Bool) -> LineChart {
-        self.chartProperties.animationEnabled = enabled
-        return self
-    }
 }

Sources/SwiftUICharts/Charts/LineChart/Line.swift

@@ -33,7 +33,18 @@ public struct Line: View {
                                             geometry: geometry,
                                             backgroundColor: backgroundColor)
                 }
-                lineShapeView(geometry: geometry)
+                LineShapeView(chartData: chartData,
+                              chartProperties: chartProperties,
+                              geometry: geometry,
+                              style: style,
+                              trimTo: didCellAppear ? 1.0 : 0.0)
+                .animation(Animation.easeIn(duration: 0.75))
+                if self.showIndicator {
+                    IndicatorPoint()
+                        .position(self.getClosestPointOnPath(geometry: geometry,
+                                                             touchLocation: self.touchLocation))
+                        .toStandardCoordinateSystem()
+                }
             }
             .onAppear {
                 didCellAppear = true
@@ -41,24 +52,17 @@ public struct Line: View {
             .onDisappear() {
                 didCellAppear = false
             }
-        }
-    }
-
-    @ViewBuilder
-    private func lineShapeView(geometry: GeometryProxy) -> some View {
-        if chartProperties.animationEnabled {
-            LineShapeView(chartData: chartData,
-                          chartProperties: chartProperties,
-                          geometry: geometry,
-                          style: style,
-                          trimTo: didCellAppear ? 1.0 : 0.0)
-            .animation(Animation.easeIn(duration: 0.75))
-        } else {
-            LineShapeView(chartData: chartData,
-                          chartProperties: chartProperties,
-                          geometry: geometry,
-                          style: style,
-                          trimTo: 1.0)
+//            .gesture(DragGesture()
+//                .onChanged({ value in
+//                    self.touchLocation = value.location
+//                    self.showIndicator = true
+//                    self.getClosestDataPoint(geometry: geometry, touchLocation: value.location)
+//                })
+//                .onEnded({ value in
+//                    self.touchLocation = .zero
+//                    self.showIndicator = false
+//                })
+//            )
         }
     }
 }

Sources/SwiftUICharts/Charts/LineChart/Model/LineChartProperties.swift

@@ -6,7 +6,7 @@ public class LineChartProperties: ObservableObject {
     @Published var showChartMarks: Bool = true
     @Published var customChartMarksColors: ColorGradient?
     @Published var lineStyle: LineStyle = .curved
-    @Published var animationEnabled: Bool = true
+
     public init() {
         // no-op
     }