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#include "colors.h"
#include "driverlib.h"
static int color_offset = 0 ;
static int first_time = 1 ;
static int max_std_colors ;
static int n_colors ;
int Color(int number)
{
color(_get_color_index(number)) ;
return 0;
}
int RGB_color(unsigned char r,unsigned char g,unsigned char b)
{
/* assumes fixed color mode */
color(_get_lookup_for_color(r, g, b)) ;
return 0;
}
int _get_color_index(int number)
{
int num ;
if (first_time)
{
max_std_colors = get_max_std_colors() ;
Get_num_colors(&n_colors) ;
first_time = 0 ;
}
/* table_type == FIXED */
if (get_table_type() == FIXED)
return(get_fixed_color(number)) ;
/* table_type == FLOAT */
if (number >= 0)
{
/* silently wrap colors in float mode */
num = max_std_colors + color_offset + number ;
if (num > n_colors)
num = num % n_colors ;
return(num) ;
}
return 0; /* Ignore negative color requests in float mode */
}
int _get_color_index_array( int *a, int num)
{
int i ;
if (first_time)
{
max_std_colors = get_max_std_colors() ;
Get_num_colors(&n_colors) ;
first_time = 0 ;
}
if (get_table_type() == FIXED)
{
get_fixed_color_array(a, num) ;
return 0;
}
else /* table_type == FLOAT */
{
for (i=0; i<num; i++)
{
if (*a >= 0)
{
/* silently wrap colors in float mode */
*a = max_std_colors + color_offset + *a ;
if (*a > n_colors)
*a = *a % n_colors ;
}
/* else Ignore negative color requests in float mode */
else
{
*a = 0 ;
}
a++ ;
}
}
return 0;
}
int Standard_color(int number)
{
if (get_table_type() == FIXED)
{
color(get_standard_color(number)) ;
}
else
color(number);
return 0;
}
int Color_offset(int n)
{
color_offset = 0 + n ;
return 0;
}
int get_color_offset(void)
{
return color_offset ;
}
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