Added eraser.

scripts/core/cursor.js

@@ -7,7 +7,7 @@ function Cursor()
   {
     if(event.ctrlKey === true){ this.set_mode(ronin.overlay); }
     else if(event.altKey === true){ this.set_mode(ronin.canvas); }
-    else if(event.shiftKey === true){ this.set_mode(ronin.brush);  }
+    else if(event.shiftKey === true){ this.set_mode(ronin.eraser);  }
     else{ this.set_mode(ronin.brush); }
   }
   

scripts/core/ronin.js

@@ -15,6 +15,7 @@ function Ronin()
   this.vector   = new Vector("+");
   this.help     = new Help("?");
   this.history  = new History("^");
+  this.eraser   = new Eraser(".");
   
   this.cursor   = new Cursor();
   
@@ -28,6 +29,7 @@ function Ronin()
   this.modules[this.vector.rune] = this.vector;
   this.modules[this.help.rune] = this.help;
   this.modules[this.history.rune] = this.history;
+  this.modules[this.eraser.rune] = this.eraser;
   
   this.cursors = [];
   

scripts/core/widget.js

@@ -10,7 +10,7 @@ function Widget()
       s += ronin.modules[key].widget();
     }
   
-    s += "<span class='cursor'>"+ronin.cursor.mode.constructor.name+"</span>";
+    s += "<span class='cursor'>"+ronin.cursor.mode.widget_cursor()+"</span>";
     
     this.element.innerHTML = s;
   }