Console Canvas Drawing App

Simple app to draw lines and rectangles and paint in console.

Dependencies

• You need Java 8 or higher as well as maven installed to build the app
• To run the app, you only need Java JRE

Building App

Open a terminal and go the project directory

• Build the program

    mvn clean package
  

Executing App

Open a terminal and go the project directory

• To run App on Windows command prompt, execute below script

    .\run.bat
  

• To run App on Linux bash, execute below command

    ./run.sh
  

Commands to draw and paint on canvas

• Creates a new canvas of width w and height h

    C w h
  

• Creates a new line from (x1,y1) to (x2,y2). Currently only horizontal or vertical lines are supported. Horizontal and vertical lines will be drawn using the 'x' character

    L x1 y1 x2 y2
  

• Creates a new rectangle, whose upper left corner is (x1,y1) and lower right corner is (x2,y2). Horizontal and vertical lines will be drawn using the 'x' character.

    R x1 y1 x2 y2
  

• Fills the entire area connected to (x,y) with "colour" c. The behaviour of this is the same as that of the "bucket fill" tool in paint programs.

    B x y c
  

• Quits the program

    Q