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edgar-zigis · Aug 23, 2019 · a9a7538 · a9a7538
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diff --git a/.gitignore b/.gitignore
@@ -0,0 +1 @@
+.DS_Store
diff --git a/GaugeSlider.xcodeproj/project.pbxproj b/GaugeSlider.xcodeproj/project.pbxproj
diff --git a/GaugeSlider.xcodeproj/project.xcworkspace/contents.xcworkspacedata b/GaugeSlider.xcodeproj/project.xcworkspace/contents.xcworkspacedata
diff --git a/GaugeSlider.xcodeproj/project.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist b/GaugeSlider.xcodeproj/project.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>IDEDidComputeMac32BitWarning</key>
+	<true/>
+</dict>
+</plist>
diff --git a/...oj/project.xcworkspace/xcuserdata/edgaraszigis.xcuserdatad/UserInterfaceState.xcuserstate b/...oj/project.xcworkspace/xcuserdata/edgaraszigis.xcuserdatad/UserInterfaceState.xcuserstate
diff --git a/GaugeSlider.xcodeproj/xcshareddata/xcschemes/GaugeSlider.xcscheme b/GaugeSlider.xcodeproj/xcshareddata/xcschemes/GaugeSlider.xcscheme
@@ -0,0 +1,99 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Scheme
+   LastUpgradeVersion = "1030"
+   version = "1.3">
+   <BuildAction
+      parallelizeBuildables = "YES"
+      buildImplicitDependencies = "YES">
+      <BuildActionEntries>
+         <BuildActionEntry
+            buildForTesting = "YES"
+            buildForRunning = "YES"
+            buildForProfiling = "YES"
+            buildForArchiving = "YES"
+            buildForAnalyzing = "YES">
+            <BuildableReference
+               BuildableIdentifier = "primary"
+               BlueprintIdentifier = "C051384623106DF50055FD0B"
+               BuildableName = "GaugeSlider.framework"
+               BlueprintName = "GaugeSlider"
+               ReferencedContainer = "container:GaugeSlider.xcodeproj">
+            </BuildableReference>
+         </BuildActionEntry>
+      </BuildActionEntries>
+   </BuildAction>
+   <TestAction
+      buildConfiguration = "Debug"
+      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
+      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      shouldUseLaunchSchemeArgsEnv = "YES">
+      <Testables>
+         <TestableReference
+            skipped = "NO">
+            <BuildableReference
+               BuildableIdentifier = "primary"
+               BlueprintIdentifier = "C051384F23106DF50055FD0B"
+               BuildableName = "GaugeSliderTests.xctest"
+               BlueprintName = "GaugeSliderTests"
+               ReferencedContainer = "container:GaugeSlider.xcodeproj">
+            </BuildableReference>
+         </TestableReference>
+      </Testables>
+      <MacroExpansion>
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "C051384623106DF50055FD0B"
+            BuildableName = "GaugeSlider.framework"
+            BlueprintName = "GaugeSlider"
+            ReferencedContainer = "container:GaugeSlider.xcodeproj">
+         </BuildableReference>
+      </MacroExpansion>
+      <AdditionalOptions>
+      </AdditionalOptions>
+   </TestAction>
+   <LaunchAction
+      buildConfiguration = "Debug"
+      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
+      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      launchStyle = "0"
+      useCustomWorkingDirectory = "NO"
+      ignoresPersistentStateOnLaunch = "NO"
+      debugDocumentVersioning = "YES"
+      debugServiceExtension = "internal"
+      allowLocationSimulation = "YES">
+      <MacroExpansion>
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "C051384623106DF50055FD0B"
+            BuildableName = "GaugeSlider.framework"
+            BlueprintName = "GaugeSlider"
+            ReferencedContainer = "container:GaugeSlider.xcodeproj">
+         </BuildableReference>
+      </MacroExpansion>
+      <AdditionalOptions>
+      </AdditionalOptions>
+   </LaunchAction>
+   <ProfileAction
+      buildConfiguration = "Release"
+      shouldUseLaunchSchemeArgsEnv = "YES"
+      savedToolIdentifier = ""
+      useCustomWorkingDirectory = "NO"
+      debugDocumentVersioning = "YES">
+      <MacroExpansion>
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "C051384623106DF50055FD0B"
+            BuildableName = "GaugeSlider.framework"
+            BlueprintName = "GaugeSlider"
+            ReferencedContainer = "container:GaugeSlider.xcodeproj">
+         </BuildableReference>
+      </MacroExpansion>
+   </ProfileAction>
+   <AnalyzeAction
+      buildConfiguration = "Debug">
+   </AnalyzeAction>
+   <ArchiveAction
+      buildConfiguration = "Release"
+      revealArchiveInOrganizer = "YES">
+   </ArchiveAction>
+</Scheme>
diff --git a/GaugeSlider.xcodeproj/xcshareddata/xcschemes/GaugeSliderTest.xcscheme b/GaugeSlider.xcodeproj/xcshareddata/xcschemes/GaugeSliderTest.xcscheme
@@ -0,0 +1,91 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Scheme
+   LastUpgradeVersion = "1030"
+   version = "1.3">
+   <BuildAction
+      parallelizeBuildables = "YES"
+      buildImplicitDependencies = "YES">
+      <BuildActionEntries>
+         <BuildActionEntry
+            buildForTesting = "YES"
+            buildForRunning = "YES"
+            buildForProfiling = "YES"
+            buildForArchiving = "YES"
+            buildForAnalyzing = "YES">
+            <BuildableReference
+               BuildableIdentifier = "primary"
+               BlueprintIdentifier = "C051386D231075790055FD0B"
+               BuildableName = "GaugeSliderTest.app"
+               BlueprintName = "GaugeSliderTest"
+               ReferencedContainer = "container:GaugeSlider.xcodeproj">
+            </BuildableReference>
+         </BuildActionEntry>
+      </BuildActionEntries>
+   </BuildAction>
+   <TestAction
+      buildConfiguration = "Debug"
+      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
+      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      shouldUseLaunchSchemeArgsEnv = "YES">
+      <Testables>
+      </Testables>
+      <MacroExpansion>
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "C051386D231075790055FD0B"
+            BuildableName = "GaugeSliderTest.app"
+            BlueprintName = "GaugeSliderTest"
+            ReferencedContainer = "container:GaugeSlider.xcodeproj">
+         </BuildableReference>
+      </MacroExpansion>
+      <AdditionalOptions>
+      </AdditionalOptions>
+   </TestAction>
+   <LaunchAction
+      buildConfiguration = "Debug"
+      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
+      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      launchStyle = "0"
+      useCustomWorkingDirectory = "NO"
+      ignoresPersistentStateOnLaunch = "NO"
+      debugDocumentVersioning = "YES"
+      debugServiceExtension = "internal"
+      allowLocationSimulation = "YES">
+      <BuildableProductRunnable
+         runnableDebuggingMode = "0">
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "C051386D231075790055FD0B"
+            BuildableName = "GaugeSliderTest.app"
+            BlueprintName = "GaugeSliderTest"
+            ReferencedContainer = "container:GaugeSlider.xcodeproj">
+         </BuildableReference>
+      </BuildableProductRunnable>
+      <AdditionalOptions>
+      </AdditionalOptions>
+   </LaunchAction>
+   <ProfileAction
+      buildConfiguration = "Release"
+      shouldUseLaunchSchemeArgsEnv = "YES"
+      savedToolIdentifier = ""
+      useCustomWorkingDirectory = "NO"
+      debugDocumentVersioning = "YES">
+      <BuildableProductRunnable
+         runnableDebuggingMode = "0">
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "C051386D231075790055FD0B"
+            BuildableName = "GaugeSliderTest.app"
+            BlueprintName = "GaugeSliderTest"
+            ReferencedContainer = "container:GaugeSlider.xcodeproj">
+         </BuildableReference>
+      </BuildableProductRunnable>
+   </ProfileAction>
+   <AnalyzeAction
+      buildConfiguration = "Debug">
+   </AnalyzeAction>
+   <ArchiveAction
+      buildConfiguration = "Release"
+      revealArchiveInOrganizer = "YES">
+   </ArchiveAction>
+</Scheme>
diff --git a/GaugeSlider.xcodeproj/xcuserdata/edgaraszigis.xcuserdatad/xcschemes/xcschememanagement.plist b/GaugeSlider.xcodeproj/xcuserdata/edgaraszigis.xcuserdatad/xcschemes/xcschememanagement.plist
@@ -0,0 +1,37 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>SchemeUserState</key>
+	<dict>
+		<key>GaugeSlider.xcscheme_^#shared#^_</key>
+		<dict>
+			<key>orderHint</key>
+			<integer>0</integer>
+		</dict>
+		<key>GaugeSliderTest.xcscheme_^#shared#^_</key>
+		<dict>
+			<key>orderHint</key>
+			<integer>1</integer>
+		</dict>
+	</dict>
+	<key>SuppressBuildableAutocreation</key>
+	<dict>
+		<key>C051384623106DF50055FD0B</key>
+		<dict>
+			<key>primary</key>
+			<true/>
+		</dict>
+		<key>C051384F23106DF50055FD0B</key>
+		<dict>
+			<key>primary</key>
+			<true/>
+		</dict>
+		<key>C051386D231075790055FD0B</key>
+		<dict>
+			<key>primary</key>
+			<true/>
+		</dict>
+	</dict>
+</dict>
+</plist>
diff --git a/GaugeSlider/Common/CgPath+Elements.swift b/GaugeSlider/Common/CgPath+Elements.swift
@@ -0,0 +1,22 @@
+//
+//  CgPath+Elements.swift
+//  GaugeSlider
+//
+//  Created by Edgar Žigis on 23/08/2019.
+//  Copyright © 2019 Edgar Žigis. All rights reserved.
+//
+
+import UIKit
+
+extension CGPath {
+
+    func forEach(body: @escaping @convention(block) (CGPathElement) -> Void) {
+        typealias Body = @convention(block) (CGPathElement) -> Void
+        func callback(info: UnsafeMutableRawPointer?, element: UnsafePointer<CGPathElement>) {
+            let body = unsafeBitCast(info, to: Body.self)
+            body(element.pointee)
+        }
+        let unsafeBody = unsafeBitCast(body, to: UnsafeMutableRawPointer.self)
+        self.apply(info: unsafeBody, function: callback)
+    }
+}
diff --git a/GaugeSlider/Common/ProgressCounter.swift b/GaugeSlider/Common/ProgressCounter.swift
@@ -0,0 +1,44 @@
+//
+//  ProgressCounter.swift
+//  GaugeSlider
+//
+//  Created by Edgar Žigis on 23/08/2019.
+//  Copyright © 2019 Edgar Žigis. All rights reserved.
+//
+
+import UIKit
+
+let kCounterRate = Float(3.0)
+
+public protocol ProgressCounter {
+    func update(_ t: CGFloat) -> CGFloat
+}
+
+public class ProgressCounterLinear: ProgressCounter {
+    public func update(_ t: CGFloat) -> CGFloat {
+        return t
+    }
+}
+
+public class ProgressCounterEaseIn: ProgressCounter {
+    public func update(_ t: CGFloat) -> CGFloat {
+        return CGFloat(powf(Float(t), kCounterRate))
+    }
+}
+
+public class ProgressCounterEaseOut: ProgressCounter {
+    public func update(_ t: CGFloat) -> CGFloat {
+        return CGFloat(1.0 - powf(Float(1.0 - t), kCounterRate))
+    }
+}
+
+public class ProgressCounterEaseInOut: ProgressCounter {
+    public func update(_ t: CGFloat) -> CGFloat {
+        let newt: CGFloat = 2 * t
+        if newt < 1 {
+            return CGFloat(0.5 * powf (Float(newt), kCounterRate))
+        } else {
+            return CGFloat(0.5 * (2.0 - powf(Float(2.0 - newt), kCounterRate)))
+        }
+    }
+}
diff --git a/GaugeSlider/Common/UIBezierPath+FirstPoint.swift b/GaugeSlider/Common/UIBezierPath+FirstPoint.swift
@@ -0,0 +1,22 @@
+//
+//  UIBezierPath+FirstPoint.swift
+//  GaugeSlider
+//
+//  Created by Edgar Žigis on 23/08/2019.
+//  Copyright © 2019 Edgar Žigis. All rights reserved.
+//
+
+import UIKit
+
+extension UIBezierPath {
+
+    func firstPoint() -> CGPoint? {
+        var firstPoint: CGPoint? = nil
+        cgPath.forEach { element in
+            guard firstPoint == nil else { return }
+            assert(element.type == .moveToPoint, "Expected the first point to be a move")
+            firstPoint = element.points.pointee
+        }
+        return firstPoint
+    }
+}
diff --git a/GaugeSlider/GaugeSlider.h b/GaugeSlider/GaugeSlider.h
@@ -0,0 +1,19 @@
+//
+//  GaugeSlider.h
+//  GaugeSlider
+//
+//  Created by Edgar Žigis on 23/08/2019.
+//  Copyright © 2019 Edgar Žigis. All rights reserved.
+//
+
+#import <UIKit/UIKit.h>
+
+//! Project version number for GaugeSlider.
+FOUNDATION_EXPORT double GaugeSliderVersionNumber;
+
+//! Project version string for GaugeSlider.
+FOUNDATION_EXPORT const unsigned char GaugeSliderVersionString[];
+
+// In this header, you should import all the public headers of your framework using statements like #import <GaugeSlider/PublicHeader.h>
+
+