Renamed the package.

Sources/SwiftMath/MathRender/MTFontManager.swift

@@ -0,0 +1,53 @@
+//
+//  MTFontManager.swift
+//  MathRenderSwift
+//
+//  Created by Mike Griebling on 2022-12-31.
+//
+
+import Foundation
+
+public class MTFontManager {
+    
+    static var manager:MTFontManager? = nil
+    
+    let kDefaultFontSize = CGFloat(20)
+    
+    static var fontManager : MTFontManager {
+        if manager == nil {
+            manager = MTFontManager()
+        }
+        return manager!
+    }
+    
+    var nameToFontMap = [String: MTFont]()
+    
+    public func font(withName name:String, size:CGFloat) -> MTFont? {
+        var f = self.nameToFontMap[name]
+        if f == nil {
+            f = MTFont(fontWithName: name, size: size)
+            self.nameToFontMap[name] = f
+        }
+        
+        if f!.fontSize == size { return f }
+        else { return f!.copy(withSize: size) }
+    }
+    
+    public func latinModernFont(withSize size:CGFloat) -> MTFont? {
+        MTFontManager.fontManager.font(withName: "latinmodern-math", size: size)
+    }
+    
+    public func xitsFont(withSize size:CGFloat) -> MTFont? {
+        MTFontManager.fontManager.font(withName: "xits-math", size: size)
+    }
+    
+    public func termesFont(withSize size:CGFloat) -> MTFont? {
+        MTFontManager.fontManager.font(withName: "texgyretermes-math", size: size)
+    }
+    
+    public var defaultFont: MTFont? {
+        MTFontManager.fontManager.latinModernFont(withSize: kDefaultFontSize)
+    }
+
+
+}