UPDATED AUG 31TH

1. Download the zip file into your computer.
2. Open the Terminal (Mac OS) or Command (Windows)
3. Go to the directory where you keep Geometry-Draw
4. Type in sbt run and Enter
5. Ignore the warnings and find the number of myConstructions.main (In the DEMO Video, the number is 2)
6. Type in the number and Enter
7. The successful image should be like this

Basically, Geometry-Draw has five major functions: Draw, Move, Set, Remove and Mark. However, the Mark function is still under construction due to some unexpected language issues. This file will only introduce the first four functions.

In Draw function, there are two branches: line and arc.

The grammar for drawing the line is: draw line with ruler from A to B

• A and B needs to be in Point format, which is: ( , )

The grammar for drawing the arc is: draw arc with compass A from B with radius C from D to E

• A can be either clockwise or counter-clockwise
• B needs to be in Point format
• C, D and E are all numbers

For the rest functions, only two branches, point and line, are available.

The grammar for moving the point is: move point A B C

• A needs to be in Point format
• B needs to be one of the following: up, down, left or right
• C is number

The grammar for moving the line is: move line A B C

• A needs to be in Line format, which is (Point, Point)
• B needs to be one of the following: up, down, left or right
• C is number

The grammar for setting the point is: set point A B to C

• A needs to be in Point format
• B needs to be either color or thickness
• C can be number or string
• Support colors:
  • red
  • yellow
  • blue
  • gray
  • pink
  • green

The grammar for setting the line is: set line A B to C

• A needs to be in Line format
• B needs to be either color or thickness
• C can be number or string

The grammar for removing the point is: remove point A

• A needs to be in Point format

The grammar for removing the line is: remove line A

• A needs to be in Line format