1 |
=head1 NAME |
2 |
|
3 |
Crossfire::MapWidget - Gtk2 widget displaying cf maps |
4 |
|
5 |
=head1 SYNOPSIS |
6 |
|
7 |
use Crossfire::MapWidget; |
8 |
|
9 |
=head1 DESCRIPTION |
10 |
|
11 |
=head2 METHODS |
12 |
|
13 |
=over 4 |
14 |
|
15 |
=cut |
16 |
|
17 |
package Crossfire::MapWidget; |
18 |
|
19 |
use strict; |
20 |
|
21 |
use Gtk2; |
22 |
|
23 |
use Crossfire; |
24 |
use Crossfire::Tilecache; |
25 |
|
26 |
use Glib::Object::Subclass |
27 |
'Gtk2::DrawingArea'; |
28 |
|
29 |
use List::Util qw(min max); |
30 |
|
31 |
#my ($TILE_MINX, $TILE_MINY, $TILE_MAXX, $TILE_MAXY); |
32 |
# |
33 |
#for (values %TILE) { |
34 |
# $TILE_MAXX = max $TILE_MAXX, $_->{w} - 1; |
35 |
# $TILE_MAXY = max $TILE_MAXY, $_->{h} - 1; |
36 |
#} |
37 |
# |
38 |
#for (values %ARCH) { |
39 |
# for (; $_; $_ = $_->{more}) { |
40 |
# $TILE_MINX = min $TILE_MINX, $_->{x}; |
41 |
# $TILE_MINY = min $TILE_MINY, $_->{y}; |
42 |
# $TILE_MAXX = max $TILE_MAXX, $_->{x}; |
43 |
# $TILE_MAXY = max $TILE_MAXY, $_->{y}; |
44 |
# } |
45 |
#} |
46 |
|
47 |
sub INIT_INSTANCE { |
48 |
my ($self) = @_; |
49 |
|
50 |
$self->signal_connect (destroy => sub { |
51 |
my ($self) = @_; |
52 |
|
53 |
$self->{tip}->destroy if $self->{tip}; |
54 |
|
55 |
%$self = (); |
56 |
|
57 |
0 |
58 |
}); |
59 |
$self->signal_connect (realize => sub { |
60 |
my ($self) = @_; |
61 |
|
62 |
$self->{window} = $self->window; |
63 |
|
64 |
1 |
65 |
}); |
66 |
|
67 |
$self->set_redraw_on_allocate (0); |
68 |
$self->double_buffered (0); |
69 |
|
70 |
$self->{tooltip} = -1; # need focus in first |
71 |
|
72 |
# reduces unnecessary redraws |
73 |
$self->signal_connect (focus_in_event => sub { $self->enable_tooltip; 1 }); |
74 |
$self->signal_connect (focus_out_event => sub { $self->disable_tooltip; 1 }); |
75 |
|
76 |
$self->signal_connect_after (enter_notify_event => sub { $self->update_tooltip; 0 }); |
77 |
$self->signal_connect_after (leave_notify_event => sub { $self->update_tooltip; 0 }); |
78 |
|
79 |
$self->signal_connect (size_request => sub { |
80 |
$_[1]->width (TILESIZE); |
81 |
$_[1]->height (TILESIZE); |
82 |
|
83 |
1 |
84 |
}); |
85 |
|
86 |
$self->signal_connect (expose_event => sub { $self->expose ($_[1]); 1 }); |
87 |
|
88 |
$self->signal_connect_after (configure_event => sub { |
89 |
$self->set_viewport ($self->{x}, $self->{y}); |
90 |
|
91 |
0 |
92 |
}); |
93 |
|
94 |
$self->signal_connect (button_press_event => sub { |
95 |
my ($self, $event) = @_; |
96 |
|
97 |
my ($x, $y) = ($event->x, $event->y); |
98 |
|
99 |
if ($_[1]->button == 2 && !$self->{in_drag}) { |
100 |
$self->disable_tooltip; |
101 |
|
102 |
$_[0]->grab_focus; |
103 |
$self->{in_drag} = [$self->{x}, $self->{y}, $x, $y]; |
104 |
return 1; |
105 |
} |
106 |
|
107 |
0 |
108 |
}); |
109 |
|
110 |
$self->signal_connect (motion_notify_event => sub { |
111 |
my ($self) = @_; |
112 |
|
113 |
$self->update_tooltip; |
114 |
|
115 |
if (my $di = $self->{in_drag}) { |
116 |
my ($x, $y) = $self->get_pointer; |
117 |
|
118 |
$self->set_viewport ( |
119 |
$di->[0] + $di->[2] - $x, |
120 |
$di->[1] + $di->[3] - $y, |
121 |
); |
122 |
|
123 |
return 1; |
124 |
} |
125 |
|
126 |
0 |
127 |
}); |
128 |
|
129 |
$self->signal_connect (button_release_event => sub { |
130 |
my ($self) = @_; |
131 |
|
132 |
$self->enable_tooltip |
133 |
if delete $self->{in_drag}; |
134 |
|
135 |
0 |
136 |
}); |
137 |
|
138 |
# gtk+ supports no motion compression, a major lacking feature. we have to pay for the |
139 |
# workaround with incorrect behaviour and extra server-turnarounds. |
140 |
$self->add_events ([qw(button_press_mask button_release_mask button-motion-mask |
141 |
pointer-motion-mask pointer-motion-hint-mask |
142 |
enter-notify-mask leave-notify-mask)]); |
143 |
$self->can_focus (1); |
144 |
|
145 |
# $self->signal_connect (key_press_event => sub { $self->handle_key ($_[1]->keyval, $_[1]->state) }); |
146 |
} |
147 |
|
148 |
sub enable_tooltip { |
149 |
my ($self) = @_; |
150 |
|
151 |
$self->{tooltip}++; |
152 |
$self->update_tooltip; |
153 |
} |
154 |
|
155 |
sub disable_tooltip { |
156 |
my ($self) = @_; |
157 |
|
158 |
$self->{tooltip}--; |
159 |
$self->update_tooltip; |
160 |
} |
161 |
|
162 |
sub overlay { |
163 |
my ($self, $name, $x, $y, $w, $h, $cb) = @_; |
164 |
|
165 |
if (my $ov = delete $self->{overlay}{$name}) { |
166 |
my ($x, $y, $w, $h) = @$ov; |
167 |
|
168 |
$self->queue_draw_area ($x - $self->{x}, $y - $self->{y}, $w, $h); |
169 |
} |
170 |
|
171 |
if ($h) { |
172 |
$self->{overlay}{$name} = [$x, $y, $w, $h, $cb]; |
173 |
|
174 |
$self->queue_draw_area ($x - $self->{x}, $y - $self->{y}, $w, $h); |
175 |
} |
176 |
} |
177 |
|
178 |
sub update_tooltip { |
179 |
my ($self) = @_; |
180 |
|
181 |
if ($self->{tooltip} >= 0 |
182 |
&& $self->mapped |
183 |
&& $self->get_toplevel->has_toplevel_focus) { |
184 |
my $screen = $self->{window}->get_screen; |
185 |
|
186 |
if ($self->{window} == ($screen->get_display->get_window_at_pointer)[0]) { |
187 |
my ($pscreen, $x, $y) = $screen->get_display->get_pointer; |
188 |
|
189 |
if ($pscreen == $screen) { |
190 |
if (!$self->{tip}) { |
191 |
$self->{tip} = new Gtk2::Window "popup"; |
192 |
$self->{tip}->can_focus (0); |
193 |
$self->{tip}->set_name ("gtk-tooltips"); |
194 |
$self->{tip}->set_decorated (0); |
195 |
$self->{tip}->set_border_width (4); |
196 |
$self->{tip}->set_has_frame (0); |
197 |
$self->{tip}->set_resizable (0); |
198 |
$self->{tip}->set_transient_for ($self->get_toplevel); |
199 |
} |
200 |
|
201 |
my ($mx, $my) = $self->coord ($self->get_pointer); |
202 |
|
203 |
if ($self->{tipinfo}[0] != $mx || $self->{tipinfo}[1] != $my) { |
204 |
$self->fill_tooltip ($mx, $my); |
205 |
|
206 |
$self->{tipinfo} = [$mx, $my]; |
207 |
|
208 |
$self->overlay (_tooltip => $mx * TILESIZE, $my * TILESIZE, TILESIZE, TILESIZE, sub { |
209 |
my ($self, $x, $y) = @_; |
210 |
|
211 |
$self->{window}->draw_rectangle ($_ & 1 ? $self->style->black_gc : $self->style->white_gc, 0, |
212 |
$x + $_, $y + $_, |
213 |
TILESIZE - 1 - $_ * 2, TILESIZE - 1 - $_ * 2) |
214 |
for 0..3; |
215 |
}); |
216 |
|
217 |
my $req = $self->{tip}->size_request; |
218 |
$self->{tip}->resize ($req->width, $req->height); |
219 |
} |
220 |
|
221 |
$self->{tip}->move ($x + TILESIZE, $y); |
222 |
$self->{tip}->show_all; |
223 |
|
224 |
return; |
225 |
} |
226 |
} |
227 |
} |
228 |
|
229 |
$self->overlay ("_tooltip"); |
230 |
delete $self->{tipinfo}; |
231 |
(delete $self->{tip})->destroy if $self->{tip}; |
232 |
} |
233 |
|
234 |
sub fill_tooltip { |
235 |
my ($self, $x, $y) = @_; |
236 |
|
237 |
$self->{tip}->remove ($self->{tip}->get_children) |
238 |
if $self->{tip}->get_children; |
239 |
|
240 |
$self->{tip}->add (my $frame = new Gtk2::Frame "($x|$y)"); |
241 |
|
242 |
if ($x < 0 || $x >= $self->{map}{width} |
243 |
|| $y < 0 || $y >= $self->{map}{height}) { |
244 |
$frame->add (new Gtk2::Label "<off-map>"); |
245 |
} else { |
246 |
$frame->add (my $vbox = new Gtk2::VBox 1, 1); |
247 |
|
248 |
#TODO: fill tooltip via signal, defaulting to this: |
249 |
|
250 |
# fill tooltip with info about $x, $y |
251 |
my $as = $self->{map}{map}[$x][$y] || []; |
252 |
for my $a (reverse @$as) { |
253 |
$vbox->add (my $hbox = new Gtk2::HBox 0, 2); |
254 |
|
255 |
my $tile = $FACE{ $a->{face} || $ARCH{$a->{_name}}{face} }; |
256 |
|
257 |
# this is awful, is this really the best way? |
258 |
my $pb = new Gtk2::Gdk::Pixbuf 'rgb', 1, 8, TILESIZE, TILESIZE; |
259 |
$pb->fill (0x00000000); |
260 |
|
261 |
$TILE->composite ($pb, |
262 |
0, 0, |
263 |
TILESIZE, TILESIZE, |
264 |
- ($tile->{idx} % 64) * TILESIZE, - TILESIZE * int $tile->{idx} / 64, |
265 |
1, 1, 'nearest', 255 |
266 |
); |
267 |
|
268 |
$hbox->add (my $img = new_from_pixbuf Gtk2::Image $pb); |
269 |
$img->set_alignment (0, 0.5); |
270 |
|
271 |
$hbox->add (my $label = new Gtk2::Label $a->{_name}); |
272 |
$label->set_alignment (0, 0.5); |
273 |
} |
274 |
} |
275 |
} |
276 |
|
277 |
sub set_viewport { |
278 |
my ($self, $x, $y) = @_; |
279 |
|
280 |
my $area = $self->allocation; |
281 |
|
282 |
$x = max 0, min $self->{width} - $area->width , $x; |
283 |
$y = max 0, min $self->{height} - $area->height, $y; |
284 |
|
285 |
$self->window->scroll ($self->{x} - $x, $self->{y} - $y); |
286 |
|
287 |
($self->{x}, $self->{y}) = ($x, $y); |
288 |
} |
289 |
|
290 |
sub set_map { |
291 |
my ($self, $map) = @_; |
292 |
|
293 |
$self->{map} = $map; |
294 |
|
295 |
$self->{width} = $map->{width} * TILESIZE; |
296 |
$self->{height} = $map->{height} * TILESIZE; |
297 |
|
298 |
$self->{x} = |
299 |
$self->{y} = 0; |
300 |
|
301 |
delete $self->{face}; |
302 |
delete $self->{face_extents}; |
303 |
$self->update_map (0, 0, $map->{width} - 1, $map->{height} - 1); |
304 |
delete $self->{tipinfo}; $self->update_tooltip; |
305 |
$self->invalidate_all; |
306 |
} |
307 |
|
308 |
sub coord { |
309 |
my ($self, $x, $y) = @_; |
310 |
|
311 |
( |
312 |
int +($self->{x} + $x) / TILESIZE, |
313 |
int +($self->{y} + $y) / TILESIZE, |
314 |
) |
315 |
} |
316 |
|
317 |
#sub handle_key { |
318 |
# my ($self, $key, $state) = @_; |
319 |
# |
320 |
# $self->prefetch_cancel; |
321 |
# |
322 |
# if ($state * "control-mask") { |
323 |
# if ($key == $Gtk2::Gdk::Keysyms{g}) { |
324 |
# my @sel = keys %{$self->{sel}}; |
325 |
# $self->generate_thumbnails (@sel ? @sel : 0 .. $#{$self->{entry}}); |
326 |
# } |
327 |
# |
328 |
# 1 |
329 |
#} |
330 |
|
331 |
sub invalidate { |
332 |
my ($self, $x, $y, $w, $h) = @_; |
333 |
|
334 |
return unless $self->{window}; |
335 |
|
336 |
$self->queue_draw_area ( |
337 |
map $_ * TILESIZE, $x - 1 , $y - 1, $w + 2, $h + 2 |
338 |
); |
339 |
} |
340 |
|
341 |
sub invalidate_all { |
342 |
my ($self) = @_; |
343 |
|
344 |
$self->queue_draw; |
345 |
} |
346 |
|
347 |
sub expose { |
348 |
my ($self, $event) = @_; |
349 |
|
350 |
no integer; |
351 |
|
352 |
my $ox = $self->{x}; my $ix = int $ox / TILESIZE; |
353 |
my $oy = $self->{y}; my $iy = int $oy / TILESIZE; |
354 |
|
355 |
# get_rectangles is buggy in older versions |
356 |
my @rectangles = $Gtk2::VERSION > 1.115 |
357 |
? $event->region->get_rectangles : $event->area; |
358 |
|
359 |
for my $area (@rectangles) { |
360 |
my ($x, $y, $w, $h) = $area->values; # x y w h |
361 |
|
362 |
my @x = ((int ($ox + $x) / TILESIZE) .. int +($ox + $x + $w + TILESIZE - 1) / TILESIZE); |
363 |
my @y = ((int ($oy + $y) / TILESIZE) .. int +($oy + $y + $h + TILESIZE - 1) / TILESIZE); |
364 |
|
365 |
my $window = $self->{window}; |
366 |
|
367 |
my $pb = new Gtk2::Gdk::Pixbuf 'rgb', 0, 8, TILESIZE * (@x + 1), TILESIZE * (@y + 1); |
368 |
$pb->fill (0xff69b400); |
369 |
|
370 |
for my $x (@x) { |
371 |
my $dx = ($x - $x[0]) * TILESIZE; |
372 |
my $oss = $self->{face}[$x]; |
373 |
|
374 |
for my $y (@y) { |
375 |
my $dy = ($y - $y[0]) * TILESIZE; |
376 |
|
377 |
for my $idx (@{$oss->[$y]}) { |
378 |
$TILE->composite ($pb, |
379 |
$dx, $dy, |
380 |
TILESIZE, TILESIZE, |
381 |
$dx - ($idx % 64) * TILESIZE, $dy - TILESIZE * int $idx / 64, |
382 |
1, 1, 'nearest', 255 |
383 |
); |
384 |
} |
385 |
} |
386 |
} |
387 |
|
388 |
$pb->render_to_drawable ($window, $self->style->black_gc, |
389 |
0, 0, |
390 |
$x[0] * TILESIZE - $ox, $y[0] * TILESIZE - $oy, |
391 |
TILESIZE * @x, TILESIZE * @y, |
392 |
'max', 0, 0); |
393 |
} |
394 |
|
395 |
$_->[4]->($self, $_->[0] - $self->{x}, $_->[1] - $self->{y}) |
396 |
for values %{ $self->{overlay} || {} }; |
397 |
} |
398 |
|
399 |
sub update_map { |
400 |
my ($self, $x1, $y1, $x2, $y2) = @_; |
401 |
|
402 |
delete $self->{tipinfo}; $self->update_tooltip; |
403 |
|
404 |
# push @{ $self->{queue_draw_areay} }, [$x * TILESIZE - $self->{x}, |
405 |
# $y * TILESIZE - $self->{y}, |
406 |
# $w * TILESIZE, $h * TILESIZE]; |
407 |
|
408 |
# we store precomputed tile info into $self->{face} |
409 |
# and the minimum/maximum extents into $self->{face_extents} |
410 |
my $map = $self->{map}{map}; |
411 |
my $ov = $self->{face} ||= []; |
412 |
my $ext = $self->{face_extents} ||= []; |
413 |
|
414 |
$x1 = max 0, min $self->{map}{width} - 1, $x1; |
415 |
$y1 = max 0, min $self->{map}{height} - 1, $y1; |
416 |
$x2 = max 0, min $self->{map}{width} - 1, $x2; |
417 |
$y2 = max 0, min $self->{map}{height} - 1, $y2; |
418 |
|
419 |
# extend update area as neccessary to include all bigfaces |
420 |
# that overlap the update area |
421 |
for (;;) { |
422 |
my $redo; |
423 |
for my $x ($x1 .. $x2) { |
424 |
my $col = $ext->[$x] ||= []; |
425 |
for my $y ($y1 .. $y2) { |
426 |
if (my $ext = $col->[$y]) { |
427 |
($redo = 1), ($x1 = $ext->[0]) if $ext->[0] < $x1; |
428 |
($redo = 1), ($y1 = $ext->[1]) if $ext->[1] < $y1; |
429 |
($redo = 1), ($x2 = $ext->[2]) if $ext->[2] > $x2; |
430 |
($redo = 1), ($y2 = $ext->[3]) if $ext->[3] > $y2; |
431 |
} |
432 |
|
433 |
# reset extents |
434 |
$col->[$y] = [$x, $y, $x, $y]; |
435 |
} |
436 |
} |
437 |
$redo or last; |
438 |
} |
439 |
|
440 |
$x1 = max 0, min $self->{map}{width} - 1, $x1; |
441 |
$y1 = max 0, min $self->{map}{height} - 1, $y1; |
442 |
$x2 = max 0, min $self->{map}{width} - 1, $x2; |
443 |
$y2 = max 0, min $self->{map}{height} - 1, $y2; |
444 |
|
445 |
$self->queue_draw_area ( |
446 |
$x1 * TILESIZE - $self->{x}, $y1 * TILESIZE - $self->{y}, |
447 |
($x2 - $x1 + 1) * TILESIZE , ($y2 - $y1 + 1) * TILESIZE , |
448 |
); |
449 |
|
450 |
my @ov; |
451 |
|
452 |
# update overlay map with bigfaces and chained faces |
453 |
my $a; |
454 |
for my $x ($x1 .. $x2) { |
455 |
my $ass = $map->[$x]; |
456 |
my $oss = $ov->[$x] ||= []; |
457 |
for my $y ($y1 .. $y2) { |
458 |
my $os = $oss->[$y] = []; |
459 |
for my $a (@{ $ass->[$y] || [] }) { |
460 |
my $o = $ARCH{$a->{_name}} |
461 |
or (warn "arch '$a->{_name}' not found at ($x|$y)\n"), next; |
462 |
|
463 |
my $tile = $FACE{$a->{face} || $o->{face}} |
464 |
or (warn "no gfx found for arch '$a->{_name}' at ($x|$y)\n"), next; |
465 |
|
466 |
if ($tile->{w} > 1 || $tile->{h} > 1) { |
467 |
# bigfaces |
468 |
my $maxx = $x + $tile->{w} - 1; |
469 |
my $maxy = $y + $tile->{h} - 1; |
470 |
|
471 |
for my $ox (0 .. $tile->{w} - 1) { |
472 |
for my $oy (0 .. $tile->{h} - 1) { |
473 |
my $ext = $ext->[$x + $ox][$y + $oy]; |
474 |
|
475 |
$ext->[0] = min $ext->[0], $x; |
476 |
$ext->[1] = min $ext->[1], $y; |
477 |
$ext->[2] = max $ext->[2], $maxx; |
478 |
$ext->[3] = max $ext->[3], $maxy; |
479 |
|
480 |
push @ov, [$x + $ox, $y + $oy, |
481 |
$tile->{idx} + $ox + $oy * $tile->{w}]; |
482 |
} |
483 |
} |
484 |
|
485 |
} elsif ($o->{more}) { |
486 |
# linked faces, slowest and most annoying |
487 |
|
488 |
my ($minx, $miny, $maxx, $maxy); |
489 |
|
490 |
for (my $o = $o; $o; $o = $o->{more}) { |
491 |
$minx = min $minx, $o->{x}; |
492 |
$miny = min $miny, $o->{y}; |
493 |
$maxx = max $maxx, $o->{x}; |
494 |
$maxy = max $maxy, $o->{y}; |
495 |
} |
496 |
|
497 |
$minx += $x; $miny += $y; |
498 |
$maxx += $x; $maxy += $y; |
499 |
|
500 |
for (my $o = $o; $o; $o = $o->{more}) { |
501 |
my $tile = $FACE{$o->{face}} |
502 |
or (warn "no gfx found for arch '$a->{_name}' at ($x*|$y*)\n"), next; |
503 |
|
504 |
my $ext = $ext->[$x + $o->{x}][$y + $o->{y}]; |
505 |
|
506 |
$ext->[0] = min $ext->[0], $minx; |
507 |
$ext->[1] = min $ext->[1], $miny; |
508 |
$ext->[2] = max $ext->[2], $maxx; |
509 |
$ext->[3] = max $ext->[3], $maxy; |
510 |
|
511 |
push @ov, [$x + $o->{x}, $y + $o->{y}, $tile->{idx}]; |
512 |
} |
513 |
|
514 |
} else { |
515 |
# single face |
516 |
push @$os, $tile->{idx}; |
517 |
|
518 |
} |
519 |
} |
520 |
} |
521 |
} |
522 |
|
523 |
# bigger faces always on top, I don't give a shit to those who think otherwise |
524 |
for (@ov) { |
525 |
my ($x, $y, $idx) = @$_; |
526 |
|
527 |
next if $x < 0 || $self->{map}{width} <= $x |
528 |
|| $y < 0 || $self->{map}{height} <= $y; |
529 |
|
530 |
push @{ $ov->[$x][$y] }, $idx; |
531 |
} |
532 |
|
533 |
# dump extent info |
534 |
# for my $x ($x1 .. $x2) { |
535 |
# for my $y ($y1 .. $y2) { |
536 |
# my $ext = $ext->[$x][$y]; |
537 |
# if ($ext->[0] != $x || $ext->[1] != $y || $ext->[2] != $x || $ext->[3] != $y) { |
538 |
# warn "EXT $x $y (@$ext)\n";#d# |
539 |
# } |
540 |
# } |
541 |
# } |
542 |
} |
543 |
|
544 |
sub change_begin { |
545 |
my ($self, $title) = @_; |
546 |
|
547 |
$self->{change} ||= { |
548 |
title => $title, |
549 |
}; |
550 |
$self->{change}{nest}++; |
551 |
} |
552 |
|
553 |
sub get { |
554 |
my ($self, $x, $y) = @_; |
555 |
|
556 |
$self->{map}{map}[$x][$y] || [] |
557 |
} |
558 |
|
559 |
sub set { |
560 |
my ($self, $x, $y, $as) = @_; |
561 |
|
562 |
$self->{map}{map}[$x][$y] = $as; |
563 |
|
564 |
$self->{update} ||= [$x, $y, $x, $y]; |
565 |
|
566 |
for (@$as) { |
567 |
my ($x1, $y1, $x2, $y2) = arch_extents $_; |
568 |
|
569 |
$self->{update}[0] = min $self->{update}[0], $x + $x1; |
570 |
$self->{update}[1] = min $self->{update}[1], $y + $y1; |
571 |
$self->{update}[2] = max $self->{update}[2], $x + $x2; |
572 |
$self->{update}[3] = max $self->{update}[3], $y + $y2; |
573 |
} |
574 |
|
575 |
$self->{update_idle} ||= add Glib::Idle sub { |
576 |
delete $self->{update_idle}; |
577 |
my $coord = delete $self->{update}; |
578 |
|
579 |
$self->update_map (@$coord); |
580 |
|
581 |
0 |
582 |
}, undef, 10; |
583 |
} |
584 |
|
585 |
sub change_stack { |
586 |
my ($self, $x, $y, $as) = @_; |
587 |
|
588 |
$self->{change}{map}[$x][$y] ||= [$x, $y, $self->{map}{map}[$x][$y]]; |
589 |
|
590 |
$self->set ($x, $y, $as); |
591 |
} |
592 |
|
593 |
sub change_end { |
594 |
my ($self) = @_; |
595 |
|
596 |
--$self->{change}{nest} and return; |
597 |
|
598 |
my $change = delete $self->{change}; |
599 |
|
600 |
delete $change->{nest}; |
601 |
|
602 |
$change->{set} = [ |
603 |
grep $_, |
604 |
map @$_, |
605 |
grep $_, |
606 |
@{ delete $change->{map} || [] } |
607 |
]; |
608 |
|
609 |
@{ $change->{set} } or return; |
610 |
|
611 |
$change |
612 |
} |
613 |
|
614 |
sub change_swap { |
615 |
my ($self, $change) = @_; |
616 |
|
617 |
for (@{ $change->{set} }) { |
618 |
my $stack = \$self->{map}{map}[$_->[0]][$_->[1]]; |
619 |
|
620 |
($$stack, $_->[2]) = ($_->[2], $$stack); |
621 |
} |
622 |
} |
623 |
|
624 |
=back |
625 |
|
626 |
=head1 AUTHOR |
627 |
|
628 |
Marc Lehmann <schmorp@schmorp.de> |
629 |
|
630 |
=cut |
631 |
|
632 |
1 |
633 |
|