event-loop

README

SEC-Lab-3

The third Lab of Software Engineering Components

Contributors:

• Igor Novikov
• Maxim Sachko
• Andriy Tymoshenko

How to use:

1. Open terminal & clone repo to your pc:

$ git clone https://github.com/KPI-team-labs/event-loop.git

1. Go to your local repo directory:

$ cd event-loop/

1. Run local:

$ go run cmd/painter

1. Open the event-loop\script\index.html page in your browser

2. Use ready-made scripts or write commands manually to control the graphics window.
   For example:

white
update

This script will fill the background with white color.

List of commands:

1. white
   • Fills the background with white color.
2. green
   • Fills the background with green color.
3. update
   • Updates content in graphics window.
4. bgrect x1 y1 x2 y2
   • Draws a black rectangle over the background at the given coordinates (Upper left and lower right corners). Only the last requested rectangle will be displayed.
5. figure x y
   • Draws a "T" figure centered at coordinates (x;y) over the background.
6. move x y
   • Moves the object horizontally by X, and vertically by Y.
7. reset
   • Cleans information about background and all added objects created with "figure" and "bgrect". And fills the background in black.

Ready scripts

1. Script 1 (Green border)
   Contains the following commands:

reset
green
bgrect 0.02 0.02 0.98 0.98
update

This script creates a black rectangle in a bold green frame (background).

1. Script 2 (Diagonal movement of the figure)
   Contains the following commands (1st request):

reset
white
figure 0.1 0.1
update

2nd request (Sent every second, 9 times in total):

move 0.1 0.1
update

This script makes a white background and moves our figure around the perimeter of the window at certain intervals.

Custom scripts

You can also write your own scripts to control the graphics window: