created brush related elms; added brush resret logic; refactored naming convention around brush lift state

1 - Blockcode/resources/js/script-runner.js

@@ -1,20 +1,40 @@
 const setupScriptRunner = () => {
-    canvasContext = canvas.getContext("2d");
+    canvasContext         = canvas.getContext("2d");
     Painter.canvas        = canvas;
     Painter.canvasContext = canvasContext;
 }
 
 const runScript = () => {
-    setToCenter();
-    resetRotation();
-    clearCanvas();
-
+    resetCanvasState();
     for (const elm of script.children) {
         elm.action(Painter);
     }
 }
 
-const setToCenter = () => {
+const resetCanvasState = () => {
+    resetRotation();
+    resetCanvasBrush();
+    clearCanvas();
+}
+
+const resetCanvasBrush = () => {
+    setDefaultBrushSize();
+    setDefaultBrushColor();
+    setBrushToCenter();
+}
+
+const setDefaultBrushSize = () => {
+    Painter.brushSize                 = BRUSH_SIZE;
+    Painter.canvasContext.lineWidth   = BRUSH_SIZE;
+}
+
+const setDefaultBrushColor = () => {
+    Painter.brushColor                = BRUSH_COLOR;
+    Painter.canvasContext.fillStyle   = BRUSH_COLOR;
+    Painter.canvasContext.strokeStyle = BRUSH_COLOR;
+}
+
+const setBrushToCenter = () => {
     Painter.x1 = Painter.canvas.width  / 2
     Painter.y1 = Painter.canvas.height / 2
     Painter.canvasContext.moveTo( Painter.x1, Painter.y1 );