Added font increase and decrease options into Editor menu

app/CocoaPods/Base.lproj/MainMenu.xib

@@ -365,6 +365,17 @@
                                     <action selector="outdentSelection:" target="-1" id="Cdl-5c-U2X"/>
                                 </connections>
                             </menuItem>
+                            <menuItem isSeparatorItem="YES" id="dpD-lu-qYJ"/>
+                            <menuItem title="Increase Font Size" keyEquivalent="+" id="kFl-4W-TiK">
+                                <connections>
+                                    <action selector="increaseFontSize:" target="-1" id="aYI-IG-T1I"/>
+                                </connections>
+                            </menuItem>
+                            <menuItem title="Decrease Font Size" keyEquivalent="-" id="MPg-RF-OWf">
+                                <connections>
+                                    <action selector="decreaseFontSize:" target="-1" id="s2L-it-X5V"/>
+                                </connections>
+                            </menuItem>
                         </items>
                     </menu>
                 </menuItem>

app/CocoaPods/CPFontAndColourGateKeeper.swift

@@ -1,8 +1,9 @@
 import Cocoa
 
 class CPFontAndColourGateKeeper: NSObject {
-  let defaultFont = NSFont(name: "Menlo", size: 16)
-
+
+  // MARK: - Colors
+
   let cpBlack = NSColor(calibratedRed:0.180, green:0.000, blue:0.008, alpha:1.00)
   let cpRed = NSColor(calibratedRed:0.682, green:0.000, blue:0.000, alpha:1.00)
   let cpGreen = NSColor(calibratedRed:0.161, green:0.608, blue:0.086, alpha:1.00)
@@ -21,4 +22,35 @@ class CPFontAndColourGateKeeper: NSObject {
   let cpBrightWhite = NSColor(calibratedRed:0.773, green:0.773, blue:0.773, alpha:1.00)
   let cpBrightLightBrown = NSColor(calibratedRed: 232/255, green:226/255 , blue: 224/255, alpha: 1)
   let cpBrightBrown = NSColor(calibratedRed: 209/255, green:196/255 , blue: 192/255, alpha: 1)
+
+  //MARK: - Font
+
+  private let kDefaultsDefaultFontSize = "defaultFontSize"
+  var defaultFont: NSFont? {
+    return NSFont(name: "Menlo", size: defaultFontSize)
+  }
+  private var defaultFontSize: CGFloat {
+    let defaults = NSUserDefaults.standardUserDefaults()
+    if let fontSize = defaults.objectForKey(kDefaultsDefaultFontSize) as? Float {
+      return CGFloat(fontSize)
+    }
+    return 16
+  }
+
+  func increaseDefaultFontSize() -> NSFont? {
+    let newSize = defaultFontSize + 1
+    return changeDefaultFontSize(newSize)
+  }
+
+  func decreaseDefaultFontSize() -> NSFont? {
+    let newSize = max(1, defaultFontSize - 1)
+    return changeDefaultFontSize(newSize)
+  }
+
+  private func changeDefaultFontSize(size: CGFloat) -> NSFont? {
+    let defaults = NSUserDefaults.standardUserDefaults()
+    defaults.setFloat(Float(size), forKey: kDefaultsDefaultFontSize)
+    return defaultFont
+  }
+
 }

app/CocoaPods/CPPodfileEditorViewController.swift

@@ -67,6 +67,18 @@ class CPPodfileEditorViewController: NSViewController, NSTextViewDelegate {
     let range = applyTextChange(outdentedSelection, toSelection: selectedLines(editor.textView))
     editor.textView.setSelectedRange(range)
   }
+
+  @IBAction func increaseFontSize(sender: NSMenuItem) {
+    let settings = CPFontAndColourGateKeeper()
+    settings.increaseDefaultFontSize()
+    editor.textFont = settings.defaultFont
+  }
+
+  @IBAction func decreaseFontSize(sender: NSMenuItem) {
+    let settings = CPFontAndColourGateKeeper()
+    settings.decreaseDefaultFontSize()
+    editor.textFont = settings.defaultFont
+  }
 
   /// Apply a text transformation to a selection
   ///