void
mr_view_page_trans (enum dir d)
{
int x, y;
mr.select_cycles = SELECT_CYCLES;
struct mr_origin o;
mr_save_origin (&o);
switch (d) {
case RIGHT:
mr_rightmost_cell (&x, &y);
mr_set_origin (mr.cell[x][y].room, 0, y);
mr_view_trans (RIGHT);
break;
case LEFT:
mr_leftmost_cell (&x, &y);
mr_set_origin (mr.cell[x][y].room, mr.w - 1, y);
mr_view_trans (LEFT);
break;
case BELOW:
mr_bottommost_cell (&x, &y);
mr_set_origin (mr.cell[x][y].room, x, 0);
mr_view_trans (BELOW);
break;
case ABOVE:
mr_topmost_cell (&x, &y);
mr_set_origin (mr.cell[x][y].room, x, mr.h - 1);
mr_view_trans (ABOVE);
break;
}
mr_stabilize_origin (&o, d);
}
void
mr_view_page_trans (enum dir d)
{
int x, y;
mr.select_cycles = 0;
switch (d) {
case RIGHT:
mr_rightmost_cell (&x, &y);
mr.room = mr.cell[x][y].room;
mr.x = 0;
mr.y = y;
mr_map_rooms ();
mr_view_trans (RIGHT);
break;
case LEFT:
mr_leftmost_cell (&x, &y);
mr.room = mr.cell[x][y].room;
mr.x = mr.w - 1;
mr.y = y;
mr_map_rooms ();
mr_view_trans (LEFT);
break;
case BELOW:
mr_bottommost_cell (&x, &y);
mr.room = mr.cell[x][y].room;
mr.x = x;
mr.y = 0;
mr_map_rooms ();
mr_view_trans (BELOW);
break;
case ABOVE:
mr_topmost_cell (&x, &y);
mr.room = mr.cell[x][y].room;
mr.x = x;
mr.y = mr.h - 1;
mr_map_rooms ();
mr_view_trans (ABOVE);
break;
}
}
void
mr_center_room (int room)
{
int x, y, lc = 0, c = 0, ld = INT_MAX;
float ldc = INFINITY;
int lx = mr.x;
int ly = mr.y;
for (y = mr.h - 1; y >= 0; y--)
for (x = 0; x < mr.w; x++) {
mr_set_origin (room, x, y);
c = mr_count_rooms ();
int cx, cy;
mr_topmost_cell (&cx, &cy);
int ca = cy;
mr_bottommost_cell (&cx, &cy);
int cb = (mr.h - 1) - cy;
mr_leftmost_cell (&cx, &cy);
int cl = cx;
mr_rightmost_cell (&cx, &cy);
int cr = (mr.w - 1) - cx;;
int d = abs (ca - cb) + abs (cl - cr);
float dc = dist_cart (x, y, (mr.w - 1) / 2, (mr.h - 1) / 2);
if (c > lc
|| (c == lc && d < ld)
|| (c == lc && d == ld && dc < ldc)) {
lx = x;
ly = y;
lc = c;
ld = d;
ldc = dc;
}
}
mr_set_origin (room, lx, ly);
mr.select_cycles = SELECT_CYCLES;
}
