Trying to port some of the code into objects to clean up the sketch.js file.

gen-maze.js

@@ -0,0 +1,88 @@
+class Maze{
+	constructor(mazeWidth, mazeHeight, cellWidth){
+		this.columns = floor(mazeWidth / cellWidth);
+		this.rows = floor(mazeHeight / cellWidth);
+		this.width = mazeWidth;
+		this.height = mazeHeight;
+		this.cellWidth = cellWidth;
+		this.workingStack = [];
+		this.currentCell = {};
+		this.grid = [];
+		
+	    for (let y = 0; y < this.rows; y++) {
+			for (var x = 0; x < this.columns; x++) {
+		  		this.grid.push(new Cell(x, y, this.cellWidth));
+			}
+	    }
+	    
+	    this.grid[this.index(0,0)].visited = true;
+	    this.grid[this.index(0,0)].selected = true;
+	    this.workingStack.push(this.grid[this.index(0,0)]);
+	}
+	
+	updateMazeDisplay(){
+	  for (var i = 0; i < this.grid.length; i++) {
+		this.grid[i].show();
+	  }
+	}
+	
+	buildNextCell(){
+	  	//Build the maze
+		this.currentCell = this.workingStack.pop();
+		//currentCell.visited = true;
+	  	let nextCell = getNeighbors(this.currentCell);
+	  	
+	  	if(nextCell){
+		   	this.workingStack.push(this.currentCell);
+		  	currentCell.Selected = false;
+		  	currentCell.visited = true;
+		  	nextCell.visited = true;
+		  	nextCell.selected = true;
+	  		removeWalls(currentCell, nextCell);
+	  		this.workingStack.push(nextCell);
+	  	} 
+	  	else 
+	  		this.workingStack.pop();
+	  	
+	  	this.currentCell.selected = false;	
+	}
+	
+	get mazeGenDone() {
+		return this.workingStack.length == 0;
+	}
+	
+	getNeighbors(cell){
+		var visited = [];
+		
+		var top = this.grid[index(cell.x, cell.y - 1)];
+		var left = this.grid[index(cell.x - 1, cell.y)];
+		var bottom = this.grid[index(cell.x, cell.y + 1)];
+		var right = this.grid[index(cell.x + 1, cell.y)];
+		
+		if (top && !top.visited) {
+		  visited.push(top);
+		}
+		if (left && !left.visited) {
+		  visited.push(left);
+		}
+		if (right && !right.visited) {
+		  visited.push(right);
+		}
+		if (bottom && !bottom.visited) {
+		  visited.push(bottom);
+		}
+		
+		if(visited.length == 1) 
+			return visited[0];
+		else if (visited.length > 1)
+		  	return visited[floor(random(0, visited.length))];
+		else 
+			return undefined;
+	}	
+
+	index(x, y) {
+	  if (x < 0 || y < 0 || x > this.columns - 1 || y > this.rows - 1) return -1;
+	  return x + y * this.columns;
+	}
+	
+}