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-rw-r--r--projects/12/ScreenTest/Main.jack36
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-// This file is part of www.nand2tetris.org
-// and the book "The Elements of Computing Systems"
-// by Nisan and Schocken, MIT Press.
-// File name: projects/12/ScreenTest/Main.jack
-
-/** Test program for the OS Screen class. */
-class Main {
-
- /** Draws a sample pictue on the screen using lines and circles. */
- function void main() {
-
- do Screen.drawLine(0,220,511,220); // base line
- do Screen.drawRectangle(280,90,410,220); // house
-
- do Screen.setColor(false);
- do Screen.drawRectangle(350,120,390,219); // door
- do Screen.drawRectangle(292,120,332,150); // window
-
- do Screen.setColor(true);
- do Screen.drawCircle(360,170,3); // door handle
- do Screen.drawLine(280,90,345,35); // roof
- do Screen.drawLine(345,35,410,90); // roof
-
- do Screen.drawCircle(140,60,30); // sun
- do Screen.drawLine(140,26, 140, 6);
- do Screen.drawLine(163,35,178,20);
- do Screen.drawLine(174,60,194,60);
- do Screen.drawLine(163,85,178,100);
- do Screen.drawLine(140,94,140,114);
- do Screen.drawLine(117,85,102,100);
- do Screen.drawLine(106,60,86,60);
- do Screen.drawLine(117,35,102,20);
-
- return;
- }
-}