gistfile1.txt

Crafty.c("CustomControls", {
    CustomControls: function() {
        this.bind("EnterFrame", function() {
			var up = Crafty.keydown[Crafty.keys.UP_ARROW];
			var down = Crafty.keydown[Crafty.keys.DOWN_ARROW];
			var left = Crafty.keydown[Crafty.keys.LEFT_ARROW];
			var right = Crafty.keydown[Crafty.keys.RIGHT_ARROW];
            if (up) {
                this.y_velocity = -2;
				if (!this.isPlaying("walk_north")) {
					this.stop().animate("walk_north", 45, -1);
				}
            }
			if (down) {
                this.y_velocity = 2;
				if (!this.isPlaying("walk_south")) {
					this.stop().animate("walk_south", 45, -1);
				}
            }
			if (left) {
                this.x_velocity = -2;
				if (!this.isPlaying("walk_west")) {
					this.stop().animate("walk_west", 45, -1);
				}
            }
			if (right) {
                this.x_velocity = 2;
				if (!this.isPlaying("walk_east")) {
					this.stop().animate("walk_east", 45, -1);
				}
            }
			if (!left && !right) {
				this.x_velocity = 0;
				this.stop();
			}
			if (!up && !down) {
				this.y_velocity = 0;
				this.stop();
			}
			this.x += this.x_velocity;
			this.y += this.y_velocity;
        });
    }
});