source: buchla-68k/vlib/vputs.c@ fa38804

/*
   =============================================================================
        vputs.c -- video display string put functions
        Version 2 -- 1987-03-30 -- D.N. Lynx Crowe
        (c) Copyright 1987 -- D.N. Lynx Crowe

        These functions drive the video character write function vputc()
        which puts characters into a 82716 video RAM character object.

        Full attribute format is assumed.
   =============================================================================
*/

#include "ram.h"

/*
   =============================================================================
        vputs(sbase, row, col, str, attrib)

        Write string str to video RAM object pointed to by sbase
        at (row,col) with attrib used for all characters.
   =============================================================================
*/

void vputs(uint16_t *sbase, uint16_t row, uint16_t col, int8_t *str, uint16_t attrib)
{
        uint16_t        c;

        while (c = *str++) {

                vputc(sbase, row, col, c, attrib);

                if (++col GE 64) {

                        col = 0;

                        if (++row GE 25)
                                row = 0;
                }
        }
}

/*
   =============================================================================
        vputsa(sbase, row, col, str, attrib)

        Write string str in video RAM pointed to by sbase starting
        at (row, col) using attributes from the words pointed to by attrib.
   =============================================================================
*/

void vputsa(uint16_t *sbase, uint16_t row, uint16_t col, int8_t *str, uint16_t *attrib)
{
        uint16_t        c;

        while (c = *str++) {

                vputc(sbase, row, col, c, *attrib++);

                if (++col GE 64) {

                        col = 0;

                        if (++row GE 25)
                                row = 0;
                }
        }
}