Turbo C 2.0、Borland C++库函数及用例

Turbo C 2.0、Borland C++库函数及用例(51) 用 法: void far gettextsettings
( struct textsettingstype far *textinfo );
程序例:#include <graphics.h>
#include <stdlib.h>
#include <stdio.h>
#include <conio.h>/* the names of the fonts supported */
char *font[] = { "DEFAULT_FONT",
"TRIPLEX_FONT",
"SMALL_FONT",
"SANS_SERIF_FONT",
"GOTHIC_FONT"
};/* the names of the text directions supported */
char *dir[] = { "HORIZ_DIR", "VERT_DIR" };/* horizontal text justifications supported */
char *hjust[] = { "LEFT_TEXT","CENTER_TEXT","RIGHT_TEXT" };
/* vertical text justifications supported */
char *vjust[] = { "BOTTOM_TEXT","CENTER_TEXT","TOP_TEXT" };int main(void)
{
/* request auto detection */
int gdriver = DETECT, gmode, errorcode;
struct textsettingstype textinfo;
int midx, midy, ht;
char fontstr[80], dirstr[80], sizestr[80];
char hjuststr[80], vjuststr[80]; /* initialize graphics and local variables */
initgraph(&gdriver, &gmode, ""); /* read result of initialization */
errorcode = graphresult();
if (errorcode != grOk) /* an error occurred */
{
printf("Graphics error: %s\n",
grapherrormsg(errorcode));
printf("Press any key to halt:");
getch();
exit(1); /* terminate with an error code */
} midx = getmaxx() / 2;
midy = getmaxy() / 2;
/* get information about current text settings */
gettextsettings(&textinfo); /* convert text information into strings */
sprintf(fontstr, "%s is the text style.",
font[textinfo.font]);
sprintf(dirstr, "%s is the text direction.",
dir[textinfo.direction]);
sprintf(sizestr, "%d is the text size.",
textinfo.charsize);
sprintf(hjuststr, "%s is the horizontal justification.",
hjust[textinfo.horiz]);
sprintf(vjuststr, "%s is the vertical justification.",
vjust[textinfo.vert]); /* display the information */
ht = textheight("W");
settextjustify(CENTER_TEXT, CENTER_TEXT);
outtextxy(midx, midy, fontstr);
outtextxy(midx, midy+2*ht, dirstr);