semi working scaling effect
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talksik
@@ -67,6 +67,8 @@ struct InnerCircleView: View {
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private static let spacingBetweenRows: CGFloat = 16
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private static let totalColumns: Int = 10
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let frameSize: CGPoint = CGPoint(x: UIScreen.main.bounds.size.width*0.5,y: UIScreen.main.bounds.size.height*0.5)
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@State private var selectedUserIndex = 0
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let gridItems: [GridItem] = Array(
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@@ -84,73 +86,150 @@ struct InnerCircleView: View {
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// .frame(width: universalSize.width * 0.75)
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// .frame(maxWidth: .infinity)
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// .blur(radius: 8)
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GeometryReader {proxy in
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let localValues = proxy.frame(in: .local)
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ScrollView([.horizontal, .vertical], showsIndicators: false) {
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LazyVGrid(
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columns: gridItems,
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alignment: .center,
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spacing: Self.spacingBetweenRows
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) {
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ForEach(1..<60) { value in
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VStack(alignment: .center) {
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Image("Artboards_Diversity_Avatars_by_Netguru-\(value)")
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.resizable()
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.scaledToFit()
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.frame(height: Self.size)
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.background(Color.white.opacity(0.5))
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.cornerRadius(100)
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.shadow(color: Color.black.opacity(0.2), radius: 10, x: 0, y: 20)
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.scaleEffect(value == selectedUserIndex ? 1 : 0.75)
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.offset(
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x: honeycombOffSetX(value),
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y: 0
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ScrollView([.horizontal, .vertical], showsIndicators: false) {
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LazyVGrid(
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columns: gridItems,
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alignment: .center,
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spacing: Self.spacingBetweenRows
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) {
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ForEach(1..<60) { value in
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GeometryReader {gridProxy in
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let posRelToGrid = gridProxy.frame(in: .global) // relative to the entire lazygrid
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Image("Artboards_Diversity_Avatars_by_Netguru-\(value)")
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.resizable()
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.scaledToFit()
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.background(Color.white.opacity(0.5))
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.cornerRadius(100)
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.shadow(color: Color.black.opacity(0.2), radius: 10, x: 0, y: 20)
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.scaleEffect(
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scale(
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x: isEvenRow(value) ? gridProxy.frame(in: .global).midX + gridProxy.size.width/2 :
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gridProxy.frame(in: .global).midX,
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y: gridProxy.frame(in: .global).midY,
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value: value%43
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)
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.onTapGesture {
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self.selectedUserIndex = value
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print("the selected item is: \(value)")
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let rowNumber = value / Self.totalColumns // 10 / 10
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print("the rownumber is: \(rowNumber)")
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// make every even row have the honeycomb offset
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if rowNumber % 2 == 0 {
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print("the offset is \(Self.size / 2 + Self.spacingBetweenColumns / 2 )") // account for the column spacing from before
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} else {
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print("there is no offset")
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}
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)
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.offset(
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x: honeycombOffSetX(value),
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y: 0
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)
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.onTapGesture {
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self.selectedUserIndex = value
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print("the selected item is: \(value)")
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let rowNumber = value / Self.totalColumns // 10 / 10
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print("the rownumber is: \(rowNumber)")
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// make every even row have the honeycomb offset
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if rowNumber % 2 == 0 {
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print("the offset is \(Self.size / 2 + Self.spacingBetweenColumns / 2 )") // account for the column spacing from before
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} else {
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print("there is no offset")
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}
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.animation(Animation.spring(), value: selectedUserIndex)
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// Text("local min x: \(localValues.minX)")
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// .font(.caption)
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// Text("local min x: \(localValues.minY)")
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// .font(.caption)
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}
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}
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.animation(Animation.spring(), value: selectedUserIndex)
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}
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.frame(height: Self.size)
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}
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}
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.foregroundColor(Color.blue)
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.frame(maxWidth: .infinity)
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}
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} // lazyvgrid
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.padding(.trailing, Self.size / 2 + Self.spacingBetweenColumns / 2)
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} // scrollview
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// navigation/footer
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Spacer()
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}
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}
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private func getScale(_ value: Int) -> CGFloat {
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return 2
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private func isEvenRow(_ value: Int) -> Bool {
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return (value / gridItems.count) % 2 == 0
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}
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private func slope(p1: CGPoint, p2: CGPoint) -> CGFloat {
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return (p2.y - p1.y)/(p2.x - p1.x)
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}
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private func distanceBetweenPoints(p1: CGPoint, p2: CGPoint) -> CGFloat {
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let xDist = abs(p2.x - p1.x)
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let yDist = abs(p2.y - p2.y)
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return CGFloat(
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sqrt(
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pow(xDist, 2) + pow(yDist, 2)
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)
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)
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}
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func offsetY(proxy: GeometryProxy, factor: CGFloat) -> CGFloat {
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let y = proxy.frame(in: .global).midY
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if y < frameSize.y {
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return abs(y - frameSize.y) * factor
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}
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return -abs(y - frameSize.y) * factor
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}
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func offset(a: CGFloat, b: CGFloat, factor: CGFloat) -> CGFloat {
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return abs(a - b) * factor
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}
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func distance2(x: CGFloat, y: CGFloat, value: Int) -> CGFloat {
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//Fix crash with Slope
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let m = (frameSize.y - y)/(frameSize.x - x)
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let angle = abs(atan(m) * 180 / .pi)
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//print("Angle: ", angle, apps[value])
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//print("Slope: ", m, apps[value])
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let ipadAngle: CGFloat = 35
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if angle > ipadAngle {
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let y2 = (y > frameSize.y) ? frameSize.y*2 : 0
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let x2 = (y2 - y)/m + x
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//print(apps[value], x2, y2)
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return distance3(x: x2, y: y2, value: value)
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} else {
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let x2 = (x > frameSize.x) ? frameSize.x*2 : 0
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let y2 = m * (x2 - x) + y
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//print(apps[value], x2, y2)
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return distance3(x: x2, y: y2, value: value)
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}
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}
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func distance3(x: CGFloat, y: CGFloat, value: Int) -> CGFloat {
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let xDist = abs(x - frameSize.x)
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let yDist = abs(y - frameSize.y)
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return CGFloat(sqrt(xDist * xDist + yDist * yDist))
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}
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func scale(x: CGFloat, y: CGFloat, value: Int) -> CGFloat {
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let xDist = abs(x - frameSize.x)
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let yDist = abs(y - frameSize.y)
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let maxDistanceToCenter = distance2(x: x, y: y, value: value)//CGFloat(sqrt(frameSize.x * frameSize.x + frameSize.y * frameSize.y))
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let result = CGFloat(sqrt(xDist * xDist + yDist * yDist))
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//print("distance: \(apps[value]) ", result)
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//print("center: \(apps[value]) ", maxDistanceToCenter)
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let total = min(abs(result - maxDistanceToCenter), maxDistanceToCenter*0.7)
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let finalResult = total/(maxDistanceToCenter) * 1.4
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return finalResult
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}
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private func honeycombOffSetX(_ value: Int) -> CGFloat {
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let rowNumber = ceil(Double(value) / Double(Self.totalColumns)) // round up
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