Add option to set more button pressed color

Sources/ExpandableText/ExpandableText+Modifiers.swift

@@ -76,6 +76,17 @@ public extension ExpandableText {
         return copy
     }
 
+    /**
+     Sets the pressed color to use for the "show more" button in the `ExpandableText` instance.
+     - Parameter color: The color to use for the "show more" button pressed state.
+     - Returns: A new `ExpandableText` instance with the specified "show more" button pressed color applied.
+     */
+    func moreButtonPressedColor(_ color: Color) -> Self {
+        var copy = self
+        copy.moreButtonPressedColor = color
+        return copy
+    }
+
     /**
      Sets the animation to use when expanding the `ExpandableText` instance.
      - Parameter animation: The animation to use for the expansion. Defaults to `default`

Sources/ExpandableText/ExpandableText.swift

@@ -41,6 +41,7 @@ public struct ExpandableText: View {
     internal var moreButtonText: String = "more"
     internal var moreButtonFont: Font?
     internal var moreButtonColor: Color = .accentColor
+    internal var moreButtonPressedColor: Color?
     internal var expandAnimation: Animation = .default
     internal var collapseEnabled: Bool = false
     internal var trimMultipleNewlinesWhenTruncated: Bool = true
@@ -85,17 +86,17 @@ public struct ExpandableText: View {
                     withAnimation(expandAnimation) { isExpanded.toggle() }
                 }
             }
-            .modifier(OverlayAdapter(alignment: .trailingLastTextBaseline, view: {
-                if shouldShowMoreButton {
-                    Button {
-                        withAnimation(expandAnimation) { isExpanded.toggle() }
-                    } label: {
-                        Text(moreButtonText)
-                            .font(moreButtonFont ?? font)
-                            .foregroundColor(moreButtonColor)
-                    }
+            .modifier(OverlayAdapter(alignment: .trailingLastTextBaseline) {
+                if let moreButtonPressedColor {
+                    button
+                        .buttonStyle(
+                            .pressedColorButton(moreButtonColor, moreButtonPressedColor)
+                        )
+                } else {
+                    button
+                        .foregroundColor(moreButtonColor)
                 }
-            }))
+            })
     }
 
     private var content: some View {
@@ -109,6 +110,16 @@ public struct ExpandableText: View {
         .frame(maxWidth: .infinity, alignment: .leading)
     }
 
+    private var button: some View {
+        Button {
+            withAnimation(expandAnimation) { isExpanded.toggle() }
+        } label: {
+            Text(moreButtonText)
+                .font(moreButtonFont ?? font)
+        }
+        .opacity(shouldShowMoreButton ? 1 : 0)
+    }
+
     private var shouldShowMoreButton: Bool {
         !isExpanded && isTruncated
     }
@@ -117,3 +128,25 @@ public struct ExpandableText: View {
         text.replacingOccurrences(of: #"\n\s*\n"#, with: "\n", options: .regularExpression)
     }
 }
+
+internal struct PressedColorButton: ButtonStyle {
+    let moreButtonColor: Color
+    let moreButtonPressedColor: Color
+
+    func makeBody(configuration: Configuration) -> some View {
+        configuration.label
+            .foregroundColor(configuration.isPressed ? moreButtonPressedColor : moreButtonColor)
+    }
+}
+
+internal extension ButtonStyle where Self == PressedColorButton {
+    static func pressedColorButton(
+        _ moreButtonColor: Color,
+        _ moreButtonPressedColor: Color
+    ) -> Self {
+        Self(
+            moreButtonColor: moreButtonColor,
+            moreButtonPressedColor: moreButtonPressedColor
+        )
+    }
+}

Sources/Utilities/TruncationTextMask.swift

@@ -40,6 +40,7 @@ private struct TruncationTextMask: ViewModifier {
                         }.frame(height: size.height)
                     }
                 )
+                .fixedSize(horizontal: false, vertical: true)
         } else {
             content
                 .fixedSize(horizontal: false, vertical: true)