Allow setting the placeholder font scale

Author: lammertw

TextFieldEffects/TextFieldEffects/HoshiTextField.swift

@@ -37,7 +37,7 @@ import UIKit
 
  /**
  The color of the placeholder text.
- 
+
  This property applies a color to the complete placeholder string. The default value for this property is a black color.
  */
  @IBInspectable dynamic public var placeholderColor: UIColor = .blackColor() {
@@ -46,6 +46,17 @@ import UIKit
  }
  }
 
+ /**
+ The scale of the placeholder font.
+ 
+ This property determines the size of the placeholder label relative to the font size of the text field.
+ */
+ @IBInspectable dynamic public var placeholderFontScale: CGFloat = 0.65 {
+ didSet {
+ updatePlaceholder()
+ }
+ }
+
  override public var placeholder: String? {
  didSet {
  updatePlaceholder()
@@ -133,7 +144,7 @@ import UIKit
  }
 
  private func placeholderFontFromFont(font: UIFont) -> UIFont! {
- let smallerFont = UIFont(name: font.fontName, size: font.pointSize * 0.65)
+ let smallerFont = UIFont(name: font.fontName, size: font.pointSize * placeholderFontScale)
  return smallerFont
  }