import javax.microedition.lcdui.*; import java.lang.Math; public class MyCanvas extends Canvas { public void paint(Graphics g) { int lines_to_draw = 10; int line = 0; //int step = round( steps * 1); //step = 14; //float steps = lines_to_draw / 255; double steps = 2.3654; long step = Math.round(steps); int i = 0; while (line < lines_to_draw) { g.setColor(i,i,i); g.drawLine(0,line,getWidth(),line); i = i + step; line++; } } }