Auto-scale editor and console fonts as well

Author: cmaglie

app/src/processing/app/Editor.java

@@ -503,10 +503,9 @@ public void applyPreferences() {
     }
 
     // apply changes to the font size for the editor
-    //TextAreaPainter painter = textarea.getPainter();
-    textarea.setFont(PreferencesData.getFont("editor.font"));
-    //Font font = painter.getFont();
-    //textarea.getPainter().setFont(new Font("Courier", Font.PLAIN, 36));
+    Font editorFont = scale(PreferencesData.getFont("editor.font"));
+    textarea.setFont(editorFont);
+    scrollPane.getGutter().setLineNumberFont(editorFont);
 
     // in case tab expansion stuff has changed
     // listener.applyPreferences();

app/src/processing/app/EditorConsole.java

@@ -28,6 +28,8 @@
 import java.awt.*;
 import java.io.PrintStream;
 
+import static processing.app.Theme.scale;
+
 /**
  * Message console that sits below the editing area.
  */
@@ -70,7 +72,7 @@ public EditorConsole() {
 
     Font consoleFont = Theme.getFont("console.font");
     Font editorFont = PreferencesData.getFont("editor.font");
-    Font actualFont = new Font(consoleFont.getName(), consoleFont.getStyle(), editorFont.getSize());
+    Font actualFont = new Font(consoleFont.getName(), consoleFont.getStyle(), scale(editorFont.getSize()));
 
     SimpleAttributeSet stdOutStyle = new SimpleAttributeSet();
     StyleConstants.setForeground(stdOutStyle, Theme.getColor("console.output.color"));

app/src/processing/app/Theme.java

@@ -133,6 +133,14 @@ static public Dimension scale(Dimension dim) {
     return new Dimension(scale(dim.width), scale(dim.height));
   }
 
+  static public Font scale(Font font) {
+    float size = scale(font.getSize());
+    // size must be float to call the correct Font.deriveFont(float)
+    // method that is different from Font.deriveFont(int)!
+    Font scaled = font.deriveFont(size);
+    return scaled;
+  }
+
   static public Rectangle scale(Rectangle rect) {
     Rectangle res = new Rectangle(rect);
     res.x = scale(res.x);