int putc_IOBuf(IOBuf *ob, int c) {
if (ob->redirect != NULL)
return gputc(ob->redirect, c);
if (ob->out_idx >= OUTPUTBUF_SIZE)
if (flush_IOBuf(ob) == -1)
return -1;
ob->outbuf[ob->out_idx++] = c;
return 0;
}
int main(void){
PMInfoBlock *pm = NULL;
installGDT(0xa000 >> 3,0xa0000,0xffff,0,0,1,0,1,2);
installGDT(0xb000 >> 3,0xb0000,0xffff,0,0,1,0,1,2);
memcpy(VGABASE,(void*)(0xc0000),VGALIMIT);
pm = getPMInfo();
pm->biosDataSel = 0x10;
entry = pm->entryPoint;
memcpy((void*)0x1000,(void*)_int10,0x100);
selectMode(M640x480x8);
#if 0
drawX(0,640,0,480,33);
drawX(40,600,40,440,60);
drawX(40,600,40,60,150);
drawX(60,580,60,420,200);
#endif
BMPRGB c = {0xff,0xff,0xff};
for(int i = 1;i < 140;i++){
drawCircle(320,240,i,0,i);
setPalett(c,i);
}
for(int i = 1,ver = 1;;c.red += 131,c.green += 13,c.blue += 17){
do{
i += ver;
for(int delay = 0xfff;delay--;);
setPalett(c,i - ver);
} while((i > 1)&& (i < 140));
ver = -ver;
}
#if 0
drawX(0,640,460,480,43);
drawCircle(20,470,10,1,40);
drawX(600,640,460,480,60);
#endif
#ifdef PRINT_TEXT
for(int i = 'A';i < 127;i++) gputc(i);
#endif
//while(1);
return 0;
}
int main(int argc, char **argv)
{
int i, n;
char *s;
char *bad = NULL;
int c;
int width = 0, height = 0, bpp = 8, gray = 192, attributes = 0;
char *name, *testname;
GrFontHeader *hdr;
FILE *f;
char buffer[210];
GrEvent ev;
int key;
/* unfortunately not all systems support getopt() */
for(i = 1; i < argc; i++) {
s = argv[i];
if(*s != '-' || ((c = *++s) == '\0') || *++s != '\0') break;
if(c == '-') {
i++;
break;
}
if(++i == argc) {
fprintf(stderr, "-%c: argument required\n", c);
return(1);
}
if(sscanf(argv[i], "%d", &n) != 1 || n < 0) {
fprintf(stderr, "%s: invalid argument\n", argv[i]);
exit(1);
}
switch(c) {
case 'x' : width = n; break;
case 'y' : height = n; break;
case 'b' : if((bpp = n) < 2 || bpp > 32) bad = "bpp"; break;
case 'g' : if((gray = n) > 255) bad = "gray"; break;
case 'X' : if((deltax = n) > 31) bad = "deltax"; break;
case 'Y' : if((deltax = n) > 31) bad = "deltay"; break;
case 'a' : if((attributes = n) > 3) bad = "attributes"; break;
default : {
fprintf(stderr, "-%c: invalid option\n", c);
return(1);
}
}
if(bad) {
fprintf(stderr, "%d: %s out of range\n", n, bad);
return(1);
}
}
if(i == argc) {
printf(
"usage:\tfontdemo [-x WIDTH] [-y HEIGHT] [-b BPP] [-g COMPONENT]\n"
"\t[-X DELTAX] [-Y DELTAY] [-a ATTRIBUTES] FONT [FILE...]\n"
);
return(0);
}
name = argv[i++];
opt.txo_font = GrLoadFont(name);
if(opt.txo_font == NULL && (testname = malloc(strlen(name) + 10)) != NULL) {
/* try again, this is a test and the path can not been set yet */
#if defined(__MSDOS__) || defined(__WIN32__)
sprintf( testname,"..\\fonts\\%s",name );
#else
sprintf( testname,"../fonts/%s",name );
#endif
opt.txo_font = GrLoadFont(testname);
free(testname);
}
if(opt.txo_font == NULL) {
fprintf(stderr, "%s: load error\n", name);
return(1);
}
hdr = &opt.txo_font->h;
if(height == 0) {
if(width == 0) {
switch(hdr->height) {
case 8 :
case 14 : height = 400; break;
case 16 : height = 480; break;
case 20 : height = 600; break;
case 24 : height = 768; break;
default : height = hdr->height < 20 ? 480 : 768;
}
}
else height = width * 3 / 4;
}
if(width == 0) width = height == 400 ? 640 : height * 4 / 3;
GrSetMode(GR_width_height_bpp_graphics, width, height, bpp);
if(!gray || (opt.txo_fgcolor.v = GrAllocColor(gray, gray, gray)) == GrNOCOLOR) opt.txo_fgcolor.v = GrWhite();
if(attributes & 0x02) opt.txo_fgcolor.v |= GR_UNDERLINE_TEXT;
opt.txo_bgcolor.v = GrBlack();
if(attributes & 0x01) revert();
opt.txo_chrtype = GR_BYTE_TEXT;
opt.txo_direct = GR_TEXT_RIGHT;
opt.txo_xalign = GR_ALIGN_LEFT;
opt.txo_yalign = GR_ALIGN_TOP;
sprintf(buffer, "Font name:%s %dx%d", hdr->name, GrCharWidth('A', &opt), GrCharHeight('A', &opt));
if (hdr->proportional)
strcat(buffer, " proportional");
else
strcat(buffer, " fixed");
gputs(buffer);
sprintf(buffer, "Font family: %s", hdr->family);
gputs(buffer);
sprintf(buffer, "Min char, num chars: %d, %d", hdr->minchar,hdr->numchars);
gputs(buffer);
sprintf(buffer, "Screen res: %dx%d@%lu", GrSizeX(), GrSizeY(), (unsigned long) GrNumColors());
gputs(buffer);
gnewl();
gputs("THE QUICK BROWN FOX JUMPS OVER THE LAZY DOG");
gputs("the quick brown fox jumps over the lazy dog");
gnewl();
// if(hdr->minchar <= 0xC0 && hdr->minchar + hdr->numchars >= 0x100) {
// gputs("������� ��� ���� ���� ��");
// gputs("������� ��� ���� ���� ��");
// gnewl();
// }
/* ascii table, or to be precise, a full table of the current font */
opt.txo_chrtype = GR_WORD_TEXT;
for(c = 0; c < hdr->numchars; c++) {
gputc(hdr->minchar + c);
if(c % 0x20 == 0x1F) gnewl();
}
gnewl();
if(c % 0x20 != 0) gnewl();
opt.txo_chrtype = GR_BYTE_TEXT;
while(i < argc) {
name = argv[i++];
if((f = fopen(name, "r")) == NULL) {
perror(name);
return(1);
}
while((c = getc(f)) != EOF) if(c != '\n') gputc(c); else gnewl();
if(ferror(f) != 0 || fclose(f) != 0) {
perror(name);
return(1);
}
}
/* enter and esc are < 0x100 and displayed 1:1 */
gputs("F1-new line F5-toggle reverse F7-toggle underline F10-exit");
gnewl();
GrEventInit();
while(1) {
GrEventWait(&ev);
if(ev.type == GREV_KEY) {
key = ev.p1;
if( key == GrKey_F10) break;
if(key == GrKey_F1) gnewl();
else if(key == GrKey_F5) revert();
else if(key == GrKey_F7) opt.txo_fgcolor.v ^= GR_UNDERLINE_TEXT;
else if(key < 0x100) gputc(key);
}
}
GrEventUnInit();
GrUnloadFont(opt.txo_font);
return(0);
}
static void gputs(const char *s)
{
while(*s != '\0') gputc((unsigned char) *s++);
gnewl();
}