| [3ae31e9] | 1 | /*
|
|---|
| 2 | =============================================================================
|
|---|
| 3 | vputs.c -- video display string put functions
|
|---|
| 4 | Version 2 -- 1987-03-30 -- D.N. Lynx Crowe
|
|---|
| 5 | (c) Copyright 1987 -- D.N. Lynx Crowe
|
|---|
| 6 |
|
|---|
| 7 | These functions drive the video character write function vputc()
|
|---|
| 8 | which puts characters into a 82716 video RAM character object.
|
|---|
| 9 |
|
|---|
| 10 | Full attribute format is assumed.
|
|---|
| 11 | =============================================================================
|
|---|
| 12 | */
|
|---|
| 13 |
|
|---|
| 14 | #include <stddefs.h>
|
|---|
| 15 |
|
|---|
| 16 | typedef unsigned int uint;
|
|---|
| 17 |
|
|---|
| 18 | extern int vputc();
|
|---|
| 19 |
|
|---|
| 20 | /*
|
|---|
| 21 | =============================================================================
|
|---|
| 22 | vputs(sbase, row, col, str, attrib)
|
|---|
| 23 |
|
|---|
| 24 | Write string str to video RAM object pointed to by sbase
|
|---|
| 25 | at (row,col) with attrib used for all characters.
|
|---|
| 26 | =============================================================================
|
|---|
| 27 | */
|
|---|
| 28 |
|
|---|
| 29 | vputs(sbase, row, col, str, attrib)
|
|---|
| 30 | uint *sbase, row, col, attrib;
|
|---|
| 31 | char *str;
|
|---|
| 32 | {
|
|---|
| 33 | uint c;
|
|---|
| 34 |
|
|---|
| 35 | while (c = *str++) {
|
|---|
| 36 |
|
|---|
| 37 | vputc(sbase, row, col, c, attrib);
|
|---|
| 38 |
|
|---|
| 39 | if (++col GE 64) {
|
|---|
| 40 |
|
|---|
| 41 | col = 0;
|
|---|
| 42 |
|
|---|
| 43 | if (++row GE 25)
|
|---|
| 44 | row = 0;
|
|---|
| 45 | }
|
|---|
| 46 | }
|
|---|
| 47 | }
|
|---|
| 48 |
|
|---|
| 49 | /* |
|---|
| 50 | */
|
|---|
| 51 |
|
|---|
| 52 | /*
|
|---|
| 53 | =============================================================================
|
|---|
| 54 | vputsa(sbase, row, col, str, attrib)
|
|---|
| 55 |
|
|---|
| 56 | Write string str in video RAM pointed to by sbase starting
|
|---|
| 57 | at (row, col) using attributes from the words pointed to by attrib.
|
|---|
| 58 | =============================================================================
|
|---|
| 59 | */
|
|---|
| 60 |
|
|---|
| 61 | vputsa(sbase, row, col, str, attrib)
|
|---|
| 62 | uint *sbase, row, col, *attrib;
|
|---|
| 63 | char *str;
|
|---|
| 64 | {
|
|---|
| 65 | uint c;
|
|---|
| 66 |
|
|---|
| 67 | while (c = *str++) {
|
|---|
| 68 |
|
|---|
| 69 | vputc(sbase, row, col, c, *attrib++);
|
|---|
| 70 |
|
|---|
| 71 | if (++col GE 64) {
|
|---|
| 72 |
|
|---|
| 73 | col = 0;
|
|---|
| 74 |
|
|---|
| 75 | if (++row GE 25)
|
|---|
| 76 | row = 0;
|
|---|
| 77 | }
|
|---|
| 78 | }
|
|---|
| 79 | }
|
|---|