void pdf_vlist_out (void)
{
scaled left_edge;
scaled top_edge;
scaled save_h, save_v;
pointer this_box;
// glue_ord g_order;
int g_order;
// char g_sign;
int g_sign;
pointer p;
integer save_loc;
pointer leader_box;
scaled leader_ht;
scaled lx;
boolean outer_doing_leaders;
scaled edge;
real glue_temp;
real cur_glue;
scaled cur_g;
cur_g = 0;
cur_glue = 0.0;
this_box = temp_ptr;
g_order = glue_order(this_box);
g_sign = glue_sign(this_box);
p = list_ptr(this_box);
incr(cur_s);
if (cur_s > max_push)
max_push = cur_s;
save_loc = dvi_offset + dvi_ptr;
left_edge = cur_h;
cur_v = cur_v - height(this_box);
top_edge = cur_v;
while (p != 0)
{
if (is_char_node(p))
{
confusion("vlistout");
return;
}
else
{
switch (type(p))
{
case hlist_node:
case vlist_node:
if (list_ptr(p) == 0)
cur_v = cur_v + height(p) + depth(p);
else
{
cur_v = cur_v + height(p);
pdf_synch_v();
save_h = dvi_h;
save_v = dvi_v;
cur_h = left_edge + shift_amount(p);
temp_ptr = p;
if (type(p) == vlist_node)
pdf_vlist_out();
else
pdf_hlist_out();
dvi_h = save_h;
dvi_v = save_v;
cur_v = save_v + depth(p);
cur_h = left_edge;
}
break;
case rule_node:
{
rule_ht = height(p);
rule_dp = depth(p);
rule_wd = width(p);
goto fin_rule;
}
break;
case whatsit_node:
out_what(p);
break;
case glue_node:
{
g = glue_ptr(p);
rule_ht = width(g) - cur_g;
if (g_sign != normal)
{
if (g_sign == stretching)
{
if (stretch_order(g) == g_order)
{
cur_glue = cur_glue + stretch(g);
vet_glue(glue_set(this_box) * cur_glue);
cur_g = round(glue_temp);
}
}
else if (shrink_order(g) == g_order) /* BUG FIX !!! */
{
cur_glue = cur_glue - shrink(g);
vet_glue(glue_set(this_box) * cur_glue);
cur_g = round(glue_temp);
}
}
rule_ht = rule_ht + cur_g;
if (subtype(p) >= a_leaders)
{
leader_box = leader_ptr(p);
if (type(leader_box) == rule_node)
{
rule_wd = width(leader_box);
rule_dp = 0;
goto fin_rule;
}
leader_ht = height(leader_box) + depth(leader_box);
if ((leader_ht > 0) && (rule_ht > 0))
{
rule_ht = rule_ht + 10;
edge = cur_v + rule_ht;
lx = 0;
if (subtype(p) == a_leaders)
{
save_v = cur_v;
cur_v = top_edge + leader_ht * ((cur_v - top_edge) / leader_ht);
if (cur_v < save_v)
cur_v = cur_v + leader_ht;
}
else
{
lq = rule_ht / leader_ht;
lr = rule_ht % leader_ht;
if (subtype(p) == c_leaders)
cur_v = cur_v + (lr / 2);
else
{
lx = (2 * lr + lq + 1) / (2 * lq + 2);
cur_v = cur_v + ((lr - (lq - 1) * lx) / 2);
}
}
while (cur_v + leader_ht <= edge)
{
cur_h = left_edge + shift_amount(leader_box);
pdf_synch_h();
save_h = dvi_h;
cur_v = cur_v + height(leader_box);
pdf_synch_v();
save_v = dvi_v;
temp_ptr = leader_box;
outer_doing_leaders = doing_leaders;
doing_leaders = true;
if (type(leader_box) == vlist_node)
pdf_vlist_out();
else
pdf_hlist_out();
doing_leaders = outer_doing_leaders;
dvi_v = save_v;
dvi_h = save_h;
cur_h = left_edge;
cur_v = save_v - height(leader_box) + leader_ht + lx;
}
cur_v = edge - 10;
goto next_p;
}
}
goto move_past;
}
break;
case kern_node:
cur_v = cur_v + width(p);
break;
default:
break;
}
goto next_p;
fin_rule:
if (is_running(rule_wd))
rule_wd = width(this_box);
rule_ht = rule_ht + rule_dp;
cur_v = cur_v + rule_ht;
if ((rule_ht > 0) && (rule_wd > 0))
{
pdf_synch_h();
pdf_synch_v();
pdf_dev_set_rule(dvi_h, -dvi_v, rule_wd, rule_ht);
}
goto next_p;
move_past:
cur_v = cur_v + rule_ht;
}
next_p:
p = link(p);
}
prune_movements(save_loc);
decr(cur_s);
}
void pdf_hlist_out (void)
{
scaled base_line;
scaled left_edge;
scaled save_h, save_v;
pointer this_box;
// glue_ord g_order;
int g_order;
// char g_sign;
int g_sign;
pointer p;
integer save_loc;
pointer leader_box;
scaled leader_wd;
scaled lx;
boolean outer_doing_leaders;
scaled edge;
real glue_temp;
real cur_glue;
scaled cur_g;
cur_g = 0;
cur_glue = 0.0;
this_box = temp_ptr;
g_order = glue_order(this_box);
g_sign = glue_sign(this_box);
p = list_ptr(this_box);
incr(cur_s);
if (cur_s > max_push)
max_push = cur_s;
save_loc = dvi_offset + dvi_ptr;
base_line = cur_v;
left_edge = cur_h;
while (p != 0)
reswitch:
if (is_char_node(p))
{
pdf_synch_h();
pdf_synch_v();
do
{
f = font(p);
c = character(p);
if (f != dvi_f)
{
if (!font_used[f])
{
font_used[f] = true;
font_id[f] = pdf_get_font_id(f);
}
dvi_f = f;
}
pdf_out_char(dvi_f, c);
cur_h = cur_h + char_width(f, char_info(f, c));
p = link(p);
} while (!(!is_char_node(p)));
dvi_h = cur_h;
}
else
{
switch (type(p))
{
case hlist_node:
case vlist_node:
if (list_ptr(p) == 0)
cur_h = cur_h + width(p);
else
{
save_h = dvi_h;
save_v = dvi_v;
cur_v = base_line + shift_amount(p);
temp_ptr = p;
edge = cur_h;
if (type(p) == vlist_node)
pdf_vlist_out();
else
pdf_hlist_out();
dvi_h = save_h;
dvi_v = save_v;
cur_h = edge + width(p);
cur_v = base_line;
}
break;
case rule_node:
{
rule_ht = height(p);
rule_dp = depth(p);
rule_wd = width(p);
goto fin_rule;
}
break;
case whatsit_node:
out_what(p);
break;
case glue_node:
{
g = glue_ptr(p);
rule_wd = width(g) - cur_g;
if (g_sign != normal)
{
if (g_sign == stretching)
{
if (stretch_order(g) == g_order)
{
cur_glue = cur_glue + stretch(g);
vet_glue(glue_set(this_box) * cur_glue);
cur_g = round(glue_temp);
}
}
else if (shrink_order(g) == g_order)
{
cur_glue = cur_glue - shrink(g);
vet_glue(glue_set(this_box) * cur_glue);
cur_g = round(glue_temp);
}
}
rule_wd = rule_wd + cur_g;
if (subtype(p) >= a_leaders)
{
leader_box = leader_ptr(p);
if (type(leader_box) == rule_node)
{
rule_ht = height(leader_box);
rule_dp = depth(leader_box);
goto fin_rule;
}
leader_wd = width(leader_box);
if ((leader_wd > 0) && (rule_wd > 0))
{
rule_wd = rule_wd + 10;
edge = cur_h + rule_wd;
lx = 0;
if (subtype(p) == a_leaders)
{
save_h = cur_h;
cur_h = left_edge + leader_wd * ((cur_h - left_edge) / leader_wd);
if (cur_h < save_h)
cur_h = cur_h + leader_wd;
}
else
{
lq = rule_wd / leader_wd;
lr = rule_wd % leader_wd;
if (subtype(p) == c_leaders)
cur_h = cur_h + (lr / 2);
else
{
lx = (2 * lr + lq + 1) / (2 * lq + 2);
cur_h = cur_h + ((lr - (lq - 1)* lx) / 2);
}
}
while (cur_h + leader_wd <= edge)
{
cur_v = base_line + shift_amount(leader_box);
pdf_synch_v();
save_v = dvi_v;
pdf_synch_h();
save_h = dvi_h;
temp_ptr = leader_box;
outer_doing_leaders = doing_leaders;
doing_leaders = true;
if (type(leader_box) == vlist_node)
pdf_vlist_out();
else
pdf_hlist_out();
doing_leaders = outer_doing_leaders;
dvi_v = save_v;
dvi_h = save_h;
cur_v = base_line;
cur_h = save_h + leader_wd + lx;
}
cur_h = edge - 10;
goto next_p;
}
}
goto move_past;
}
break;
case kern_node:
case math_node:
cur_h = cur_h + width(p);
break;
case ligature_node:
{
mem[lig_trick] = mem[lig_char(p)];
link(lig_trick) = link(p);
p = lig_trick;
goto reswitch;
}
break;
default:
break;
}
goto next_p;
fin_rule:
if (is_running(rule_ht))
rule_ht = height(this_box);
if (is_running(rule_dp))
rule_dp = depth(this_box);
rule_ht = rule_ht + rule_dp;
if ((rule_ht > 0) && (rule_wd > 0))
{
pdf_synch_h();
cur_v = base_line + rule_dp;
pdf_synch_v();
pdf_dev_set_rule(dvi_h, -dvi_v, rule_wd, rule_ht);
cur_v = base_line;
dvi_h = dvi_h + rule_wd;
}
move_past:
cur_h = cur_h + rule_wd;
next_p:
p = link(p);
}
prune_movements(save_loc);
decr(cur_s);
}
void pdf_ship_out (pointer p)
{
integer page_loc;
char j, k;
if (tracing_output > 0)
{
print_nl("");
print_ln();
prints("Completed box being shipped out");
}
if (term_offset > max_print_line - 9)
print_ln();
else if ((term_offset > 0) || (file_offset > 0))
print_char(' ');
print_char('[');
j = 9;
while ((count(j) == 0) && (j > 0))
decr(j);
for (k = 0; k <= j; k++)
{
print_int(count(k));
if (k < j)
print_char('.');
}
update_terminal();
if (tracing_output > 0)
{
print_char(']');
begin_diagnostic();
show_box(p);
end_diagnostic(true);
}
if ((height(p) > max_dimen) || (depth(p) > max_dimen) ||
(height(p) + depth(p) + v_offset > max_dimen) ||
(width(p) + h_offset > max_dimen))
{
print_err("Huge page cannot be shipped out");
help2("The page just created is more than 18 feet tall or",
"more than 18 feet wide, so I suspect something went wrong.");
error();
if (tracing_output <= 0)
{
begin_diagnostic();
print_nl("The following box has been deleted:");
show_box(p);
end_diagnostic(true);
}
goto done;
}
if (height(p) + depth(p) + v_offset > max_v)
max_v = height(p) + depth(p) + v_offset;
if (width(p) + h_offset > max_h)
max_h = width(p) + h_offset;
dvi_h = 0;
dvi_v = 0;
cur_h = h_offset;
dvi_f = null_font;
ensure_pdf_open();
if (total_pages == 0)
{
pdf_set_version(5);
pdf_set_compression(9);
pdf_init_fontmaps();
read_config_file("dvipdfmx.cfg");
pdf_doc_set_producer("Y&YTeX 2.3.0");
pdf_doc_set_creator("TeX");
pdf_files_init();
pdf_init_device(0.000015202, 2, 0);
// TODO: pdfTeX's page width and height.
// page_width = pdf_page_width != 0 ? <- : width(p) + 2 * (pdf_h_origin + h_offset);
// page_height = pdf_page_height != 0 ? <- : height(p) + depth(p) + 2 * (pdf_v_origin + v_offset);
pdf_open_document(pdf_file_name, 0, 595.0, 842.0, 0, 0, (1 << 4));
spc_exec_at_begin_document();
}
page_loc = dvi_offset + dvi_ptr;
pdf_doc_begin_page(1.0, 72.0, 770.0);
spc_exec_at_begin_page();
last_bop = page_loc;
cur_v = height(p) + v_offset;
temp_ptr = p;
if (type(p) == vlist_node)
pdf_vlist_out();
else
pdf_hlist_out();
spc_exec_at_end_page();
pdf_doc_end_page();
incr(total_pages);
cur_s = -1;
done:
if (tracing_output <= 0)
print_char(']');
dead_cycles = 0;
update_terminal();
#ifdef STAT
if (tracing_stats > 1)
{
print_nl("Memory usage before: ");
print_int(var_used);
print_char('&');
print_int(dyn_used);
print_char(';');
}
#endif
flush_node_list(p);
#ifdef STAT
if (tracing_stats > 1)
{
prints(" after: ");
print_int(var_used);
print_char('&');
print_int(dyn_used);
prints("; still utouched: ");
print_int(hi_mem_min - lo_mem_max - 1);
print_ln();
}
#endif
}
void
do_vf_packet (internal_font_number vf_f, integer c) {
internal_font_number lf;
charinfo *co;
scaled save_cur_h, save_cur_v;
real_eight_bits *vf_packets;
integer cur_packet_byte;
integer cmd, fs_f;
scaled i;
unsigned k;
str_number s;
packet_cur_s++;
if (packet_cur_s >= packet_max_recursion)
overflow_string("max level recursion of virtual fonts", packet_max_recursion);
save_cur_v = cur_v;
save_cur_h = cur_h;
lf = 0; /* for -Wall */
co = get_charinfo(vf_f,c);
vf_packets = get_charinfo_packets(co);
if (vf_packets == NULL) {
packet_cur_s--;
return ;
}
cur_packet_byte = 0;
fs_f = font_size(vf_f);
while ((cmd = vf_packets[cur_packet_byte]) != packet_end_code) {
cur_packet_byte++;
/*
if (cmd>packet_end_code) {
fprintf(stdout, "do_vf_packet(%i,%i) command code = illegal \n", vf_f,c);
} else {
fprintf(stdout, "do_vf_packet(%i,%i) command code = %s\n",vf_f, c, packet_command_names[cmd]);
}
*/
switch (cmd) {
case packet_font_code:
packet_number(lf);
break;
case packet_push_code:
packet_stack[packet_stack_ptr].stack_h = cur_h;
packet_stack[packet_stack_ptr].stack_v = cur_v;
packet_stack_ptr++;
break;
case packet_pop_code:
packet_stack_ptr--;
cur_h = packet_stack[packet_stack_ptr].stack_h;
cur_v = packet_stack[packet_stack_ptr].stack_v;
break;
case packet_char_code:
packet_number(k);
if (!char_exists(lf,k)) {
char_warning(lf, k);
} else {
output_one_char(lf, k);
}
cur_h = cur_h + char_width(lf,k);
break;
case packet_rule_code:
packet_scaled(rule_ht,fs_f);
packet_scaled(rule_wd,fs_f);
if ((rule_wd > 0) && (rule_ht > 0)) {
pdf_set_rule(cur_h, cur_v, rule_wd, rule_ht);
cur_h = cur_h + rule_wd;
}
break;
case packet_right_code:
packet_scaled(i,fs_f);
cur_h = cur_h + i;
break;
case packet_down_code:
packet_scaled(i,fs_f);
cur_v = cur_v + i;
break;
case packet_special_code:
packet_number(k);
string_room(k);
while (k > 0) {
k--;
append_pool_char(do_packet_byte());
}
s = make_string();
literal(s, scan_special, false);
flush_str(s);
break;
case packet_node_code:
packet_number(k);
temp_ptr = k;
pdf_hlist_out();
break;
case packet_nop_code:
break;
default:
pdf_error(maketexstring("vf"), maketexstring("invalid DVI command"));
}
};
cur_h = save_cur_h;
cur_v = save_cur_v;
packet_cur_s--;
}
