MVLib - Short Writeup - Version 4.0
Example Number 30 - Routines boxarrow
This simple example shows how to use the subroutines boxarrow, boxzoomarrow, boxzoomnumber and boxnumber to obtain different graphic representations of an array of data. In this example the integer array mat is filled with random values in range 0-8, the real array s is filled with the same values.
The fortran code is available here and the complete script running the code is available here.
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	parameter (nlon=30,nlat=20)
	integer mat(nlon,nlat) ; real s(nlon,nlat)
	do i=1,nlon ; do j=1,nlat
	   mat(i,j)=acaso(1.0)*8 
	enddo ; enddo
	call mvsetflags('palette di colori',7.0)
	call mvsetflags('stile freccette',0.0)
	call mvsetflags('colore freccette',7.0)
	call boxarrow(mat,s,nlon,nlat,1)
	call displayexample('example30','How to use the subroutine boxarrow',' ')

	s=mat
	call mvsetflags('size delle scritte',11.0)
	call boxnumber(s,nlon,nlat,-0.5,8.5,'i1')
	call displayexample('example30','How to use boxnumber',' ')

	i1=10 ; i2=30 ; j1=11 ; j2=20
	call mvsetflags('palette di colori',1.0)
	call mvsetflags('colore freccette',13.0)
	call mvsetflags('stile freccette',1.0)
	call boxzoom(s,nlon,nlat,i1,i2,j1,j2,-0.5,8.5,2,10,' ')
	call boxzoomarrow(mat,s,nlon,nlat,i1,i2,j1,j2,1)
	call fammiilcontorno(1)
	call displayexample('example30','How to use boxzoom and boxzoomarrow',' ')
	end