Add CardView and CardLabel

Sources/SwiftUICharts/Base/CardView/CardView.swift

@@ -0,0 +1,23 @@
+import SwiftUI
+
+public struct CardView<Content: View>: View {
+    @Environment(\.chartStyle) private var chartStyle
+
+    let content: () -> Content
+
+    public init(@ViewBuilder content: @escaping () -> Content) {
+        self.content = content
+    }
+
+    public var body: some View {
+        ZStack{
+            Rectangle()
+                .fill(self.chartStyle.backgroundColor.linearGradient(from: .bottom, to: .top))
+                .cornerRadius(20)
+                .shadow(color: Color.gray, radius: 8)
+            VStack {
+                self.content()
+            }
+        }
+    }
+}

Sources/SwiftUICharts/Base/ChartView.swift

@@ -6,7 +6,6 @@ import SwiftUI
 public struct ChartView: View {
     @Environment(\.chartType) private var chartType
     @Environment(\.chartStyle) private var chartStyle
-    @Environment(\.title) private var title
 
     private var configuration: ChartTypeConfiguration
 

Sources/SwiftUICharts/Base/Label/AnyChartLabel.swift

@@ -1,19 +0,0 @@
-import SwiftUI
-
-struct AnyChartLabel: ChartLabel {
-    private let labelMaker: (ChartLabel.Configuration) -> AnyView
-
-    init<S: ChartLabel>(_ label: S) {
-        self.labelMaker = label.makeTypeErasedBody
-    }
-
-    func makeLabel(configuration: ChartLabel.Configuration) -> AnyView {
-        self.labelMaker(configuration)
-    }
-}
-
-fileprivate extension ChartLabel {
-    func makeTypeErasedBody(configuration: ChartLabel.Configuration) -> AnyView {
-        AnyView(makeLabel(configuration: configuration))
-    }
-}

Sources/SwiftUICharts/Base/Label/ChartLabel.swift

@@ -1,11 +1,43 @@
 import SwiftUI
 
-@available(iOS 13.0, OSX 10.15, tvOS 13.0, watchOS 6.0, *)
-public protocol ChartLabel {
-
-    associatedtype Body: View
-
-    func makeLabel(configuration: Self.Configuration) -> Self.Body
-
-    typealias Configuration = ChartLabelConfiguration
+public enum ChartLabelSize: CGFloat {
+    case small = 16.0
+    case normal = 24.0
+    case large = 32.0
+}
+
+public enum ChartLabelType {
+    case title
+    case legend
+}
+
+public struct ChartLabel: View {
+    private let text: String
+    private let labelSize: ChartLabelSize
+    private let labelType: ChartLabelType
+
+    private var labelColor: Color {
+        switch labelType {
+        case .title:
+            return .black
+        case .legend:
+            return .gray
+        }
+    }
+
+    public init (_ text: String,
+                 type: ChartLabelType = .title,
+                 size: ChartLabelSize = .normal) {
+        self.text = text
+        labelType = type
+        labelSize = size
+    }
+
+    public var body: some View {
+        Text(self.text)
+            .font(.system(size: labelSize.rawValue))
+            .bold()
+            .foregroundColor(self.labelColor)
+            .padding([.top, .bottom], 16.0)
+    }
 }

Sources/SwiftUICharts/Base/Label/ChartLabelConfiguration.swift

@@ -1,7 +0,0 @@
-import SwiftUI
-
-public struct ChartLabelConfiguration {
-    public let font: Font
-    public let size: CGFloat
-    public let color: Color
-}

Sources/SwiftUICharts/Charts/BarChart/TitleLabel.swift

@@ -1,7 +0,0 @@
-import SwiftUI
-
-public struct TitleLabel: ChartLabel {
-     public func makeLabel(configuration: Self.Configuration) -> some View {
-           return Text("AAA")
-    }
-}

Sources/SwiftUICharts/Environment/Environment.swift

@@ -18,13 +18,4 @@ extension EnvironmentValues {
             self[ChartStyleKey.self] = newValue
         }
     }
-
-    var title: AnyChartLabel {
-        get {
-            return self[ChartLabelKey.self]
-        }
-        set {
-            self[ChartLabelKey.self] = newValue
-        }
-    }
 }

Sources/SwiftUICharts/Environment/EnvironmentKeys.swift

@@ -9,7 +9,3 @@ struct ChartStyleKey: EnvironmentKey {
                                                      foregroundColor: ColorGradient(ChartColors.orangeDark,
                                                                                     ChartColors.orangeBright))
 }
-
-struct ChartLabelKey: EnvironmentKey {
-    static let defaultValue: AnyChartLabel = AnyChartLabel(TitleLabel())
-}