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FontBuilder.c
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#include <vga.h>
#include <vgagl.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
void init_chooser_font(int color);
void chooser_screen(void);
void draw_screen(int ascii);
void hollow_box(int x1, int y1, int x2, int y2);
int x,
y,
ascii,
inkey,
glyph[256][8];
FILE *file;
int main(int argc, char *argv[])
{
int a,
b;
char c[256],
*d = malloc(256);
if (argc == 1)
{
printf("Please specify an output file.\n");
exit(1);
}
file = fopen(argv[1], "w");
if (file == NULL)
{
printf("Can't write to file.\n");
exit(1);
}
for (a = 0; a < 256; a++)
{
for (b = 0; b < 7; b++)
{
glyph[a][b] = 0;
}
}
vga_init();
vga_setmode(5);
gl_setcontextvga(5);
do
{
ascii = 0;
chooser_screen();
if (inkey == 32)
{
draw_screen(ascii);
}
} while (inkey != 113);
vga_setmode(0);
strcpy(c, "unsigned char font[2048] = {\n");
fputs(c, file);
for (a = 0; a < 256; a++)
{
strcpy(c, " ");
for (b = 0; b < 8; b++)
{
sprintf(d, "%d", glyph[a][b]);
strcat(c, d);
strcat(c, ", ");
}
strcat(c, "\n");
fputs(c, file);
}
strcpy(c, "};\n");
fputs(c, file);
fclose(file);
return 0;
}
void chooser_screen(void)
{
int a = 0,
x1 = 7,
x2 = 18,
y1 = 7,
y2 = 18;
vga_clear();
init_chooser_font(3);
gl_write(9, 155, "'a', 'd', 'w', 'x' to move.\0");
gl_write(9, 165, "space to select.\0");
gl_write(9, 175, "'q' to save and exit.\0");
init_chooser_font(15);
for (y = 9; y < 120; y += 12)
{
for (x = 9; x < 309; x += 12)
{
char c[] = {a, '\0'};
gl_write(x, y, c);
a++;
}
}
y = 129;
for (x = 9; x < 82; x += 12)
{
char c[] = {a, '\0'};
gl_write(x, y, c);
a++;
}
vga_setcolor(14);
hollow_box(x1, y1, x2, y2);
do
{
inkey = vga_getch();
if (inkey == 100)
{
vga_setcolor(0);
hollow_box(x1, y1, x2, y2);
if (y1 < 116)
{
if (x1 != 295)
{
x1 += 12;
x2 += 12;
ascii++;
} else {
x1 = 7;
x2 = 18;
ascii -= 24;
}
} else {
if (x1 != 67)
{
x1 += 12;
x2 += 12;
ascii++;
} else {
x1 = 7;
x2 = 18;
ascii = 250;
}
}
vga_setcolor(14);
hollow_box(x1, y1, x2, y2);
}
if (inkey == 97)
{
vga_setcolor(0);
hollow_box(x1, y1, x2, y2);
if (y1 < 116)
{
if (x1 != 7)
{
x1 -= 12;
x2 -= 12;
ascii--;
} else {
x1 = 295;
x2 = 306;
ascii += 24;
}
} else {
if (x1 != 7)
{
x1 -= 12;
x2 -= 12;
ascii--;
} else {
x1 = 67;
x2 = 78;
ascii = 255;
}
}
vga_setcolor(14);
hollow_box(x1, y1, x2, y2);
}
if (inkey == 119)
{
vga_setcolor(0);
hollow_box(x1, y1, x2, y2);
if (y1 != 7)
{
y1 -= 12;
y2 -= 12;
ascii -= 25;
} else {
if (x1 < 68)
{
y1 = 127;
y2 = 138;
ascii += 250;
} else {
y1 = 115;
y2 = 126;
ascii += 225;
}
}
vga_setcolor(14);
hollow_box(x1, y1, x2, y2);
}
if (inkey == 120)
{
vga_setcolor(0);
hollow_box(x1, y1, x2, y2);
if (x1 < 68)
{
if (y1 != 127)
{
y1 += 12;
y2 += 12;
ascii += 25;
} else {
y1 = 7;
y2 = 18;
ascii -= 250;
}
} else {
if (y1 != 115)
{
y1 += 12;
y2 += 12;
ascii += 25;
} else {
y1 = 7;
y2 = 18;
ascii -= 225;
}
}
vga_setcolor(14);
hollow_box(x1, y1, x2, y2);
}
} while ((inkey != 32) && (inkey != 113));
}
void draw_screen(ascii)
{
char c[] = {ascii, '\0'};
int a,
b,
pos[64],
p = 0,
x1 = 59,
x2 = 82,
y1 = 5,
y2 = 24;
vga_clear();
gl_fillbox(58, 4, 194, 162, 7);
for (a = 0; a < 8; a++)
{
if (a == 0)
{
y = 6;
}
else
{
y += 20;
}
b = glyph[ascii][a];
if (b > 127)
{
gl_fillbox(60, y, 22, 18, 3);
b -= 128;
pos[p] = 1;
} else {
gl_fillbox(60, y, 22, 18, 15);
pos[p] = 0;
}
if (b > 63)
{
gl_fillbox(84, y, 22, 18, 3);
b -= 64;
pos[p + 1] = 1;
} else {
gl_fillbox(84, y, 22, 18, 15);
pos[p + 1] = 0;
}
if (b > 31)
{
gl_fillbox(108, y, 22, 18, 3);
b -= 32;
pos[p + 2] = 1;
} else {
gl_fillbox(108, y, 22, 18, 15);
pos[p + 2] = 0;
}
if (b > 15)
{
gl_fillbox(132, y, 22, 18, 3);
b -= 16;
pos[p + 3] = 1;
} else {
gl_fillbox(132, y, 22, 18, 15);
pos[p + 3] = 0;
}
if (b > 7)
{
gl_fillbox(156, y, 22, 18, 3);
b -= 8;
pos[p + 4] = 1;
} else {
gl_fillbox(156, y, 22, 18, 15);
pos[p + 4] = 0;
}
if (b > 3)
{
gl_fillbox(180, y, 22, 18, 3);
b -= 4;
pos[p + 5] = 1;
} else {
gl_fillbox(180, y, 22, 18, 15);
pos[p + 5] = 0;
}
if (b > 1)
{
gl_fillbox(204, y, 22, 18, 3);
b -= 2;
pos[p + 6] = 1;
} else {
gl_fillbox(204, y, 22, 18, 15);
pos[p + 6] = 0;
}
if (b > 0)
{
gl_fillbox(228, y, 22, 18, 3);
pos[p + 7] = 1;
} else {
gl_fillbox(228, y, 22, 18, 15);
pos[p + 7] = 0;
}
if (p != 55)
{
p += 8;
}
}
vga_setcolor(14);
hollow_box(x1, y1, x2, y2);
gl_write(58, 175, "This character is: \0");
gl_write(218, 175, c);
init_chooser_font(3);
gl_write(0, 185, "space to select, 'q' to return to menu\0");
do
{
inkey = vga_getch();
if (inkey == 97)
{
vga_setcolor(7);
hollow_box(x1, y1, x2, y2);
if (x1 != 59)
{
x1 -= 24;
x2 -= 24;
} else {
x1 = 227;
x2 = 250;
}
vga_setcolor(14);
hollow_box(x1, y1, x2, y2);
}
if (inkey == 100)
{
vga_setcolor(7);
hollow_box(x1, y1, x2, y2);
if (x1 != 227)
{
x1 += 24;
x2 += 24;
} else {
x1 = 59;
x2 = 82;
}
vga_setcolor(14);
hollow_box(x1, y1, x2, y2);
}
if (inkey == 119)
{
vga_setcolor(7);
hollow_box(x1, y1, x2, y2);
if (y1 != 5)
{
y1 -= 20;
y2 -= 20;
} else {
y1 = 145;
y2 = 164;
}
vga_setcolor(14);
hollow_box(x1, y1, x2, y2);
}
if (inkey == 120)
{
vga_setcolor(7);
hollow_box(x1, y1, x2, y2);
if (y1 != 145)
{
y1 += 20;
y2 += 20;
} else {
y1 = 5;
y2 = 24;
}
vga_setcolor(14);
hollow_box(x1, y1, x2, y2);
}
if (inkey == 32)
{
p = 0;
for (y = 5; y < 150; y += 20)
{
for (x = 59; x < 228; x += 24)
{
if ((x == x1) && (y == y1))
{
if (pos[p] == 1)
{
gl_fillbox(x1 + 1, y1 + 1, 22, 18, 15);
pos[p] = 0;
}
else
{
gl_fillbox(x1 + 1, y1 + 1, 22, 18, 3);
pos[p] = 1;
}
}
p++;
}
}
}
} while (inkey != 113);
p = -1;
for (y = 0; y < 8; y++)
{
glyph[ascii][y] = 0;
for (x = 0; x < 8; x++)
{
p++;
if ((x == 0) && (pos[p] == 1))
{
glyph[ascii][y] += 128;
}
if ((x == 1) && (pos[p] == 1))
{
glyph[ascii][y] += 64;
}
if ((x == 2) && (pos[p] == 1))
{
glyph[ascii][y] += 32;
}
if ((x == 3) && (pos[p] == 1))
{
glyph[ascii][y] += 16;
}
if ((x == 4) && (pos[p] == 1))
{
glyph[ascii][y] += 8;
}
if ((x == 5) && (pos[p] == 1))
{
glyph[ascii][y] += 4;
}
if ((x == 6) && (pos[p] == 1))
{
glyph[ascii][y] += 2;
}
if ((x == 7) && (pos[p] == 1))
{
glyph[ascii][y] += 1;
}
}
}
inkey = 0;
}
void init_chooser_font(color)
{
void *font = malloc(256 * 8 * 8 * BYTESPERPIXEL);
gl_expandfont(8, 8, color, gl_font8x8, font);
gl_setfont(8, 8, font);
}
void hollow_box(x1, y1, x2, y2)
{
vga_drawline(x1, y1, x2, y1);
vga_drawline(x2, y1, x2, y2);
vga_drawline(x2, y2, x1, y2);
vga_drawline(x1, y2, x1, y1);
}
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