Builder#648 Convert the "GetWidget" function to a generic function

[JiepengTan]

1. convert the "GetWidget" function to a generic function Builder#648 support Widget Monitor #306 (comment)

monitor := getWidget(Monitor,"life")

2. add default values for the 'size' and 'color' attributes of the Monitor Builder#648 support Widget Monitor #306 (comment)
3. make the coordinate concept of Widget consistent with sprite, where 0,0 represents the center of the screen, and the y-axis points upwards Builder#648 support Widget Monitor #306 (comment) Builder#648 support Widget Monitor #306 (comment)

Project : 648_generic.zip