More graphic functions
nClearDrawing();
nClearGraphicsWindow();
nDrawLine(x1, y1, x2, y2);
nFrameRect(x1, y1, x2, y2);
nFrameOval(x1, y1, x2, y2);
nFrameCircle(x, y, r);
nShowText(“const string”);
nMoveTo(x, y);