bool masked_image::pos_visible(coord_int x, coord_int y) const
{
int p = getpixel(image,x-get_cx(),y-get_cy());
if (p == -1 || p == bitmap_mask_color(image)) return false;
return true;
}
/* This simple function is called whenever a subliminal window's sub-buffer is
* changed at all. The 'sub_changed_hook' function is called, and then the
* window is displayed. If linear, only the portion that was changed is displayed,
* otherwise, the entire window is redrawn.
*/
void window_sub::sub_buffer_updated(zone* list)
{
sub_changed_hook(list); // Call the hook
if (flag(grx_sensitive) && list)
{
// If this subliminal window is a linear, just display the effected areas by
// calling 'draw_arb_zones' with no recursion flags
if (linear)
{
list->offset_list(get_cx(), get_cy());
draw_arb_zones(list, DAZ_F_SPYSUB);
} else display(); // If it isn't linear, display the entire window.
}
}
int Cwsa_dune2_file::extract_as_pcx(const Cfname& name, const t_palet _palet) const
{
t_palet palet;
convert_palet_18_to_24(_palet, palet);
int error = 0;
const int cx = get_cx();
const int cy = get_cy();
const int c_frames = get_c_frames();
byte* frame = new byte[cx * cy];
byte* s = new byte[64 << 10];
byte* d = new byte[cx * cy * 2];
memset(frame, 0, cx * cy);
for (int i = 0; i < c_frames; i++)
{
if (get_offset(i))
{
decode80(get_frame(i), s);
decode40(s, frame);
}
int cb_d = pcx_encode(frame, d, cx, cy, 1);
Cpcx_file_write f;
Cfname t = name;
t.set_title(name.get_ftitle() + " " + nwzl(4, i));
error = f.open_write(t);
if (error)
break;
f.set_size(cx, cy, 1);
error = f.write_header();
if (!error)
error = f.write_image(d, cb_d);
if (!error)
error = f.write_palet(palet);
f.close();
if (error)
break;
}
delete[] d;
delete[] s;
delete[] frame;
return error;
}