Scroll events for delegate and custom appearance for today and past dates.

VACalendar.podspec

@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name             = 'VACalendar'
-  s.version          = '1.4'
+  s.version          = '1.6'
   s.summary          = 'Custom Calendar for iOS in Swift'
   s.swift_version    = '5.0'
 

VACalendar.xcodeproj/project.pbxproj

@@ -129,11 +129,11 @@
 		60086D54204C707A002097E7 /* Project object */ = {
 			isa = PBXProject;
 			attributes = {
-				LastUpgradeCheck = 0920;
+				LastUpgradeCheck = 1200;
 				TargetAttributes = {
 					60086D5C204C707A002097E7 = {
 						CreatedOnToolsVersion = 9.2;
-						LastSwiftMigration = 0920;
+						LastSwiftMigration = 1200;
 						ProvisioningStyle = Automatic;
 					};
 				};
@@ -144,6 +144,7 @@
 			hasScannedForEncodings = 0;
 			knownRegions = (
 				en,
+				Base,
 			);
 			mainGroup = 60086D53204C707A002097E7;
 			productRefGroup = 60086D5E204C707A002097E7 /* Products */;
@@ -203,15 +204,18 @@
 				CLANG_WARN_BOOL_CONVERSION = YES;
 				CLANG_WARN_COMMA = YES;
 				CLANG_WARN_CONSTANT_CONVERSION = YES;
+				CLANG_WARN_DEPRECATED_OBJC_IMPLEMENTATIONS = YES;
 				CLANG_WARN_DIRECT_OBJC_ISA_USAGE = YES_ERROR;
 				CLANG_WARN_DOCUMENTATION_COMMENTS = YES;
 				CLANG_WARN_EMPTY_BODY = YES;
 				CLANG_WARN_ENUM_CONVERSION = YES;
 				CLANG_WARN_INFINITE_RECURSION = YES;
 				CLANG_WARN_INT_CONVERSION = YES;
 				CLANG_WARN_NON_LITERAL_NULL_CONVERSION = YES;
+				CLANG_WARN_OBJC_IMPLICIT_RETAIN_SELF = YES;
 				CLANG_WARN_OBJC_LITERAL_CONVERSION = YES;
 				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
+				CLANG_WARN_QUOTED_INCLUDE_IN_FRAMEWORK_HEADER = YES;
 				CLANG_WARN_RANGE_LOOP_ANALYSIS = YES;
 				CLANG_WARN_STRICT_PROTOTYPES = YES;
 				CLANG_WARN_SUSPICIOUS_MOVE = YES;
@@ -263,15 +267,18 @@
 				CLANG_WARN_BOOL_CONVERSION = YES;
 				CLANG_WARN_COMMA = YES;
 				CLANG_WARN_CONSTANT_CONVERSION = YES;
+				CLANG_WARN_DEPRECATED_OBJC_IMPLEMENTATIONS = YES;
 				CLANG_WARN_DIRECT_OBJC_ISA_USAGE = YES_ERROR;
 				CLANG_WARN_DOCUMENTATION_COMMENTS = YES;
 				CLANG_WARN_EMPTY_BODY = YES;
 				CLANG_WARN_ENUM_CONVERSION = YES;
 				CLANG_WARN_INFINITE_RECURSION = YES;
 				CLANG_WARN_INT_CONVERSION = YES;
 				CLANG_WARN_NON_LITERAL_NULL_CONVERSION = YES;
+				CLANG_WARN_OBJC_IMPLICIT_RETAIN_SELF = YES;
 				CLANG_WARN_OBJC_LITERAL_CONVERSION = YES;
 				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
+				CLANG_WARN_QUOTED_INCLUDE_IN_FRAMEWORK_HEADER = YES;
 				CLANG_WARN_RANGE_LOOP_ANALYSIS = YES;
 				CLANG_WARN_STRICT_PROTOTYPES = YES;
 				CLANG_WARN_SUSPICIOUS_MOVE = YES;
@@ -319,7 +326,7 @@
 				PRODUCT_NAME = "$(TARGET_NAME:c99extidentifier)";
 				SKIP_INSTALL = YES;
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
-				SWIFT_VERSION = 4.0;
+				SWIFT_VERSION = 5.0;
 				TARGETED_DEVICE_FAMILY = "1,2";
 			};
 			name = Debug;
@@ -340,7 +347,7 @@
 				PRODUCT_BUNDLE_IDENTIFIER = vodolazkyi.VACalendar;
 				PRODUCT_NAME = "$(TARGET_NAME:c99extidentifier)";
 				SKIP_INSTALL = YES;
-				SWIFT_VERSION = 4.0;
+				SWIFT_VERSION = 5.0;
 				TARGETED_DEVICE_FAMILY = "1,2";
 			};
 			name = Release;

VACalendar.xcodeproj/xcuserdata/fidel.xcuserdatad/xcschemes/xcschememanagement.plist

@@ -0,0 +1,14 @@
+<?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>VACalendar.xcscheme_^#shared#^_</key>
+		<dict>
+			<key>orderHint</key>
+			<integer>0</integer>
+		</dict>
+	</dict>
+</dict>
+</plist>

VACalendar/VACalendarView.swift

@@ -26,6 +26,12 @@ public protocol VACalendarViewDelegate: class {
     @objc optional func selectedDate(_ date: Date)
     // use this method for multi selection style
     @objc optional func selectedDates(_ dates: [Date])
+    // use this method to detect scroll to top
+    @objc optional func calendarViewDidScrollToTop(_ scrollView: UIScrollView)
+    // use this method to detect scroll to bottom
+    @objc optional func calendarViewDidScrollToBottom(_ scrollView: UIScrollView)
+    // use this method to detect when the scrolling action ended
+    @objc optional func calendarViewDidEndDecelerating()
 }
 
 public class VACalendarView: UIScrollView {
@@ -196,7 +202,7 @@ public class VACalendarView: UIScrollView {
         }
     }
 
-    private func scrollToStartDate() {
+    public func scrollToStartDate(startDate: Date = Date()) {
         let startMonth = monthViews.first(where: { $0.month.dateInThisMonth(startDate) })
         var offset: CGPoint = startMonth?.frame.origin ?? .zero
 
@@ -266,6 +272,16 @@ extension VACalendarView: UIScrollViewDelegate {
         monthDelegate?.monthDidChange(monthView.month.date)
         drawVisibleMonth(with: scrollView.contentOffset)
     }
+
+    public func scrollViewDidEndDecelerating(_ scrollView: UIScrollView) {
+        if (scrollView.contentOffset.y == 0) {
+            calendarDelegate?.calendarViewDidScrollToTop?(scrollView)
+        } else if scrollView.contentOffset.y >= (scrollView.contentSize.height - scrollView.frame.size.height) {
+            calendarDelegate?.calendarViewDidScrollToBottom?(scrollView)
+        } else {
+            calendarDelegate?.calendarViewDidEndDecelerating?()
+        }
+    }
 
 }
 

VACalendar/VADay.swift

@@ -10,7 +10,7 @@ import UIKit
 
 @objc
 public enum VADayState: Int {
-    case out, selected, available, unavailable
+    case out, selected, available, unavailable, today, past
 }
 
 @objc
@@ -29,6 +29,10 @@ public enum VADaySupplementary: Hashable {
             return 1
         }
     }
+
+    public func hash(into hasher: inout Hasher) {
+        hasher.combine(1)
+    }
 
     public static func ==(lhs: VADaySupplementary, rhs: VADaySupplementary) -> Bool {
         return lhs.hashValue == rhs.hashValue

VACalendar/VADayView.swift

@@ -27,8 +27,11 @@ protocol VADayViewDelegate: class {
 }
 
 class VADayView: UIView {
-
-    var day: VADay
+
+    var isToday: Bool = false
+    var day: VADay {
+        didSet { isToday = Calendar.current.isDateInToday(day.date) }
+    }
     weak var delegate: VADayViewDelegate?
 
     weak var dayViewAppearanceDelegate: VADayViewAppearanceDelegate? {
@@ -99,14 +102,23 @@ class VADayView: UIView {
             dateLabel.clipsToBounds = true
             dateLabel.layer.cornerRadius = dateLabel.frame.height / 2
         }
-
+
+        if Calendar.current.isDateInToday(day.date) && state == .available {
+            dateLabel.textColor = dayViewAppearanceDelegate?.textColor?(for: .today)
+            dateLabel.font = dayViewAppearanceDelegate?.font?(for: .today)
+        } else if Date().compare(day.date) == .orderedDescending && state == .available && state != .selected {
+            dateLabel.textColor = dayViewAppearanceDelegate?.textColor?(for: .past)
+            dateLabel.font = dayViewAppearanceDelegate?.font?(for: .past)
+        } else {
+            dateLabel.textColor = dayViewAppearanceDelegate?.textColor?(for: state) ?? dateLabel.textColor
+        }
+
         backgroundColor = dayViewAppearanceDelegate?.backgroundColor?(for: state) ?? backgroundColor
         layer.borderColor = dayViewAppearanceDelegate?.borderColor?(for: state).cgColor ?? layer.borderColor
         layer.borderWidth = dayViewAppearanceDelegate?.borderWidth?(for: state) ?? dateLabel.layer.borderWidth
-
-        dateLabel.textColor = dayViewAppearanceDelegate?.textColor?(for: state) ?? dateLabel.textColor
+
         dateLabel.backgroundColor = dayViewAppearanceDelegate?.textBackgroundColor?(for: state) ?? dateLabel.backgroundColor
-        
+
         updateSupplementaryViews()
     }