font fix, blur, coloring controls

painting/color.js

@@ -35,6 +35,10 @@ class Color {
     static random() {
         return new Color(Math.random(), Math.random(), Math.random(), Math.random());
     }
+    static randomGray() {
+        let intensiviry = Math.random();
+        return new Color(intensiviry, intensiviry, intensiviry, Math.random());
+    }
 }
 
 export default Color;

painting/shape.js

@@ -21,7 +21,7 @@ class Shape {
         return {
             x: Math.floor(Math.random() * this.maxX),
             y: Math.floor(Math.random() * this.maxY),
-            color: Color.random()
+            color: coloring ? Color.random() : Color.randomGray()
         }
     }
     static fromOptions(o) {
@@ -31,9 +31,13 @@ class Shape {
         maxX = w;
         maxY = h;
     }
+    static setColoring(bool) {
+        coloring = bool !== true;
+    }
 }
 
 let maxX = 1000;
 let maxY = 1000;
+let coloring = true;
 
 export default Shape;