public static uint stbtt__cff_int(stbtt__buf *b)
{
int b0 = (int)(stbtt__buf_get8(b));
if (((b0) >= (32)) && (b0 <= 246))
{
return((uint)(b0 - 139));
}
else if (((b0) >= (247)) && (b0 <= 250))
{
return((uint)((b0 - 247) * 256 + stbtt__buf_get8(b) + 108));
}
else if (((b0) >= (251)) && (b0 <= 254))
{
return((uint)(-(b0 - 251) * 256 - stbtt__buf_get8(b) - 108));
}
else if ((b0) == (28))
{
return((uint)(stbtt__buf_get((b), (int)(2))));
}
else if ((b0) == (29))
{
return((uint)(stbtt__buf_get((b), (int)(4))));
}
return((uint)(0));
}
public static uint stbtt__cff_int(stbtt__buf *b)
{
int b0 = stbtt__buf_get8(b);
if (b0 >= 32 && b0 <= 246)
{
return((uint)(b0 - 139));
}
if (b0 >= 247 && b0 <= 250)
{
return((uint)((b0 - 247) * 256 + stbtt__buf_get8(b) + 108));
}
if (b0 >= 251 && b0 <= 254)
{
return((uint)(-(b0 - 251) * 256 - stbtt__buf_get8(b) - 108));
}
if (b0 == 28)
{
return(stbtt__buf_get(b, 2));
}
if (b0 == 29)
{
return(stbtt__buf_get(b, 4));
}
return(0);
}
public static stbtt__buf stbtt__dict_get(stbtt__buf *b, int key)
{
stbtt__buf_seek(b, (int)(0));
while ((b->cursor) < (b->size))
{
int start = (int)(b->cursor);
int end = 0;
int op = 0;
while ((stbtt__buf_peek8(b)) >= (28))
{
stbtt__cff_skip_operand(b);
}
end = (int)(b->cursor);
op = (int)(stbtt__buf_get8(b));
if ((op) == (12))
{
op = (int)(stbtt__buf_get8(b) | 0x100);
}
if ((op) == (key))
{
return((stbtt__buf)(stbtt__buf_range(b, (int)(start), (int)(end - start))));
}
}
return((stbtt__buf)(stbtt__buf_range(b, (int)(0), (int)(0))));
}
public static stbtt__buf stbtt__dict_get(stbtt__buf *b, int key)
{
stbtt__buf_seek(b, 0);
while (b->cursor < b->size)
{
var start = b->cursor;
var end = 0;
var op = 0;
while (stbtt__buf_peek8(b) >= 28)
{
stbtt__cff_skip_operand(b);
}
end = b->cursor;
op = stbtt__buf_get8(b);
if (op == 12)
{
op = stbtt__buf_get8(b) | 0x100;
}
if (op == key)
{
return(stbtt__buf_range(b, start, end - start));
}
}
return(stbtt__buf_range(b, 0, 0));
}
public static byte stbtt__buf_peek8(stbtt__buf *b)
{
if ((b->cursor) >= (b->size))
{
return((byte)(0));
}
return((byte)(b->data[b->cursor]));
}
public static byte stbtt__buf_peek8(stbtt__buf *b)
{
if (b->cursor >= b->size)
{
return(0);
}
return(b->data[b->cursor]);
}
public static byte stbtt__buf_get8(stbtt__buf *b)
{
if ((b->cursor) >= (b->size))
{
return(0);
}
return(b->data[b->cursor++]);
}
public static void stbtt__dict_get_ints(stbtt__buf *b, int key, int outcount, uint *_out_)
{
int i = 0;
stbtt__buf operands = (stbtt__buf)(stbtt__dict_get(b, (int)(key)));
for (i = (int)(0); ((i) < (outcount)) && ((operands.cursor) < (operands.size)); i++)
{
_out_[i] = (uint)(stbtt__cff_int(&operands));
}
}
public static void stbtt__dict_get_ints(stbtt__buf *b, int key, int outcount, uint *_out_)
{
var i = 0;
var operands = stbtt__dict_get(b, key);
for (i = 0; i < outcount && operands.cursor < operands.size; i++)
{
_out_[i] = stbtt__cff_int(&operands);
}
}
public static uint stbtt__buf_get(stbtt__buf *b, int n)
{
uint v = 0;
int i = 0;
for (i = 0; (i) < (n); i++)
{
v = (v << 8) | stbtt__buf_get8(b);
}
return(v);
}
public static uint stbtt__buf_get(stbtt__buf *b, int n)
{
uint v = (uint)(0);
int i = 0;
for (i = (int)(0); (i) < (n); i++)
{
v = (uint)((v << 8) | stbtt__buf_get8(b));
}
return((uint)(v));
}
public static stbtt__buf stbtt__buf_range(stbtt__buf *b, int o, int s)
{
stbtt__buf r = stbtt__new_buf((null), 0);
if (((((o) < (0)) || ((s) < (0))) || ((o) > (b->size))) || ((s) > (b->size - o)))
{
return(r);
}
r.data = b->data + o;
r.size = s;
return(r);
}
public static stbtt__buf stbtt__buf_range(stbtt__buf *b, int o, int s)
{
var r = stbtt__new_buf(null, 0);
if (o < 0 || s < 0 || o > b->size || s > b->size - o)
{
return(r);
}
r.data = b->data + o;
r.size = s;
return(r);
}
public static stbtt__buf stbtt__buf_range(stbtt__buf *b, int o, int s)
{
stbtt__buf r = (stbtt__buf)(stbtt__new_buf((null), (ulong)(0)));
if (((((o) < (0)) || ((s) < (0))) || ((o) > (b->size))) || ((s) > (b->size - o)))
{
return((stbtt__buf)(r));
}
r.data = b->data + o;
r.size = (int)(s);
return((stbtt__buf)(r));
}
public static stbtt__buf stbtt__cff_get_index(stbtt__buf *b)
{
int count = 0;
int start = 0;
int offsize = 0;
start = b->cursor;
count = (int)(stbtt__buf_get((b), 2));
if ((count) != 0)
{
offsize = stbtt__buf_get8(b);
stbtt__buf_skip(b, offsize * count);
stbtt__buf_skip(b, (int)(stbtt__buf_get(b, offsize) - 1));
}
return(stbtt__buf_range(b, start, b->cursor - start));
}
public static stbtt__buf stbtt__cff_get_index(stbtt__buf *b)
{
int count = 0;
int start = 0;
int offsize = 0;
start = (int)(b->cursor);
count = (int)(stbtt__buf_get((b), (int)(2)));
if ((count) != 0)
{
offsize = (int)(stbtt__buf_get8(b));
stbtt__buf_skip(b, (int)(offsize * count));
stbtt__buf_skip(b, (int)(stbtt__buf_get(b, (int)(offsize)) - 1));
}
return((stbtt__buf)(stbtt__buf_range(b, (int)(start), (int)(b->cursor - start))));
}
public static void stbtt__cff_skip_operand(stbtt__buf *b)
{
int v = 0;
int b0 = (int)(stbtt__buf_peek8(b));
if ((b0) == (30))
{
stbtt__buf_skip(b, (int)(1));
while ((b->cursor) < (b->size))
{
v = (int)(stbtt__buf_get8(b));
if (((v & 0xF) == (0xF)) || ((v >> 4) == (0xF)))
{
break;
}
}
}
else
{
stbtt__cff_int(b);
}
}
public static void stbtt__cff_skip_operand(stbtt__buf *b)
{
var v = 0;
int b0 = stbtt__buf_peek8(b);
if (b0 == 30)
{
stbtt__buf_skip(b, 1);
while (b->cursor < b->size)
{
v = stbtt__buf_get8(b);
if ((v & 0xF) == 0xF || v >> 4 == 0xF)
{
break;
}
}
}
else
{
stbtt__cff_int(b);
}
}
public static void stbtt__buf_seek(stbtt__buf *b, int o)
{
b->cursor = o > b->size || o < 0 ? b->size : o;
}
public static int stbtt__cff_index_count(stbtt__buf *b)
{
stbtt__buf_seek(b, (int)(0));
return((int)(stbtt__buf_get((b), (int)(2))));
}
public static void stbtt__buf_seek(stbtt__buf *b, int o)
{
b->cursor = (int)((((o) > (b->size)) || ((o) < (0))) ? b->size : o);
}
