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C Library Functions  - illusion (3)

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NAME

illusion(3f) - [M_xyplot:banner] draw a banner page with short labels at the compass points (LICENSE:MIT)

CONTENTS

Synopsis
Description
Options
Examples

SYNOPSIS

subroutine illusion(top,bottom,left,right)

   character(len=*),intent(in) :: top
   character(len=*),intent(in) :: bottom
   character(len=*),intent(in) :: left
   character(len=*),intent(in) :: right

DESCRIPTION

Draw a simple geometric illusion with short labels at the four compass points as a banner page

OPTIONS

TOP	short top banner label
BOTTOM	short bottom banner label
LEFT	short left banner label
RIGHT	short right banner label

EXAMPLES

Sample program

   program demo_illusion
   use M_draw,      only : vinit, color, clear, backbuffer, getkey, vexit, page
   use M_xyplot,    only : illusion
   implicit none
   integer :: idum
   call vinit(’ ’)
   call page(0.0,4800.0,0.0,4800.0)
   call color(6)
   call clear()
   call color(5)
   idum=backbuffer()
   call illusion(’TOP’,’BOTTOM’,’LEFT’,’RIGHT’)
   idum=getkey()
   call vexit()
   end program demo_illusion

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Nemo Release 3.1

illusion (3)

June 29, 2025

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