Add string size extension

AppleLibs.xcodeproj/project.pbxproj

@@ -7,12 +7,13 @@
 	objects = {
 
 /* Begin PBXBuildFile section */
+		F62B93A7261A492700D7F8E6 /* String+Size.swift in Sources */ = {isa = PBXBuildFile; fileRef = F62B93A6261A492700D7F8E6 /* String+Size.swift */; };
 		F68C2D422616482A00042967 /* IsoDateFormatter.swift in Sources */ = {isa = PBXBuildFile; fileRef = F68C2D412616482A00042967 /* IsoDateFormatter.swift */; };
 		F6A251A0260B670000132DEC /* AppleLibs.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = F6A25196260B66FF00132DEC /* AppleLibs.framework */; };
 		F6A251A5260B670000132DEC /* AppleLibsTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = F6A251A4260B670000132DEC /* AppleLibsTests.swift */; };
 		F6A251A7260B670000132DEC /* AppleLibs.h in Headers */ = {isa = PBXBuildFile; fileRef = F6A25199260B66FF00132DEC /* AppleLibs.h */; settings = {ATTRIBUTES = (Public, ); }; };
 		F6A251BA260B697300132DEC /* Double+Rounded.swift in Sources */ = {isa = PBXBuildFile; fileRef = F6A251B9260B697300132DEC /* Double+Rounded.swift */; };
-		F6A251BE260B699100132DEC /* String+Extended.swift in Sources */ = {isa = PBXBuildFile; fileRef = F6A251BD260B699100132DEC /* String+Extended.swift */; };
+		F6A251BE260B699100132DEC /* String+Html.swift in Sources */ = {isa = PBXBuildFile; fileRef = F6A251BD260B699100132DEC /* String+Html.swift */; };
 /* End PBXBuildFile section */
 
 /* Begin PBXContainerItemProxy section */
@@ -26,6 +27,7 @@
 /* End PBXContainerItemProxy section */
 
 /* Begin PBXFileReference section */
+		F62B93A6261A492700D7F8E6 /* String+Size.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "String+Size.swift"; sourceTree = "<group>"; };
 		F68C2D412616482A00042967 /* IsoDateFormatter.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = IsoDateFormatter.swift; sourceTree = "<group>"; };
 		F6A25196260B66FF00132DEC /* AppleLibs.framework */ = {isa = PBXFileReference; explicitFileType = wrapper.framework; includeInIndex = 0; path = AppleLibs.framework; sourceTree = BUILT_PRODUCTS_DIR; };
 		F6A25199260B66FF00132DEC /* AppleLibs.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = AppleLibs.h; sourceTree = "<group>"; };
@@ -35,7 +37,7 @@
 		F6A251A6260B670000132DEC /* Info.plist */ = {isa = PBXFileReference; lastKnownFileType = text.plist.xml; path = Info.plist; sourceTree = "<group>"; };
 		F6A251B2260B680F00132DEC /* Package.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = Package.swift; sourceTree = "<group>"; };
 		F6A251B9260B697300132DEC /* Double+Rounded.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "Double+Rounded.swift"; sourceTree = "<group>"; };
-		F6A251BD260B699100132DEC /* String+Extended.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "String+Extended.swift"; sourceTree = "<group>"; };
+		F6A251BD260B699100132DEC /* String+Html.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "String+Html.swift"; sourceTree = "<group>"; };
 /* End PBXFileReference section */
 
 /* Begin PBXFrameworksBuildPhase section */
@@ -57,6 +59,15 @@
 /* End PBXFrameworksBuildPhase section */
 
 /* Begin PBXGroup section */
+		F62B93A5261A491100D7F8E6 /* String */ = {
+			isa = PBXGroup;
+			children = (
+				F6A251BD260B699100132DEC /* String+Html.swift */,
+				F62B93A6261A492700D7F8E6 /* String+Size.swift */,
+			);
+			path = String;
+			sourceTree = "<group>";
+		};
 		F68C2D402616482000042967 /* Date */ = {
 			isa = PBXGroup;
 			children = (
@@ -87,9 +98,9 @@
 		F6A25198260B66FF00132DEC /* AppleLibs */ = {
 			isa = PBXGroup;
 			children = (
+				F62B93A5261A491100D7F8E6 /* String */,
 				F68C2D402616482000042967 /* Date */,
 				F6A251B8260B696200132DEC /* Numbers */,
-				F6A251BD260B699100132DEC /* String+Extended.swift */,
 				F6A25199260B66FF00132DEC /* AppleLibs.h */,
 				F6A2519A260B66FF00132DEC /* Info.plist */,
 			);
@@ -223,8 +234,9 @@
 			buildActionMask = 2147483647;
 			files = (
 				F6A251BA260B697300132DEC /* Double+Rounded.swift in Sources */,
+				F62B93A7261A492700D7F8E6 /* String+Size.swift in Sources */,
 				F68C2D422616482A00042967 /* IsoDateFormatter.swift in Sources */,
-				F6A251BE260B699100132DEC /* String+Extended.swift in Sources */,
+				F6A251BE260B699100132DEC /* String+Html.swift in Sources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};

AppleLibs/String/String+Size.swift

+//
+//  String+Size.swift
+//  AppleLibs
+//
+//  Created by Tobias on 04.04.21.
+//
+
+import UIKit
+
+public extension String {
+    func height(withConstrainedWidth width: CGFloat, font: UIFont) -> CGFloat {
+        let constraintRect = CGSize(width: width, height: .greatestFiniteMagnitude)
+        let boundingBox = self.boundingRect(with: constraintRect, options: .usesLineFragmentOrigin, attributes: [NSAttributedString.Key.font: font], context: nil)
+    
+        return ceil(boundingBox.height)
+    }
+
+    func width(withConstrainedHeight height: CGFloat, font: UIFont) -> CGFloat {
+        let constraintRect = CGSize(width: .greatestFiniteMagnitude, height: height)
+        let boundingBox = self.boundingRect(with: constraintRect, options: .usesLineFragmentOrigin, attributes: [NSAttributedString.Key.font: font], context: nil)
+
+        return ceil(boundingBox.width)
+    }
+}