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 |
use Storable (); |
23 |
|
24 |
use Crossfire; |
25 |
use Crossfire::Tilecache; |
26 |
|
27 |
use Glib::Object::Subclass |
28 |
'Gtk2::DrawingArea'; |
29 |
|
30 |
use List::Util qw(min max); |
31 |
|
32 |
#my ($TILE_MINX, $TILE_MINY, $TILE_MAXX, $TILE_MAXY); |
33 |
# |
34 |
#for (values %TILE) { |
35 |
# $TILE_MAXX = max $TILE_MAXX, $_->{w} - 1; |
36 |
# $TILE_MAXY = max $TILE_MAXY, $_->{h} - 1; |
37 |
#} |
38 |
# |
39 |
#for (values %ARCH) { |
40 |
# for (; $_; $_ = $_->{more}) { |
41 |
# $TILE_MINX = min $TILE_MINX, $_->{x}; |
42 |
# $TILE_MINY = min $TILE_MINY, $_->{y}; |
43 |
# $TILE_MAXX = max $TILE_MAXX, $_->{x}; |
44 |
# $TILE_MAXY = max $TILE_MAXY, $_->{y}; |
45 |
# } |
46 |
#} |
47 |
|
48 |
sub INIT_INSTANCE { |
49 |
my ($self) = @_; |
50 |
|
51 |
$self->signal_connect (destroy => sub { |
52 |
my ($self) = @_; |
53 |
|
54 |
$self->{tip}->destroy if $self->{tip}; |
55 |
|
56 |
%$self = (); |
57 |
|
58 |
0 |
59 |
}); |
60 |
$self->signal_connect (realize => sub { |
61 |
my ($self) = @_; |
62 |
|
63 |
$self->{window} = $self->window; |
64 |
|
65 |
1 |
66 |
}); |
67 |
|
68 |
$self->set_redraw_on_allocate (0); |
69 |
$self->double_buffered (0); |
70 |
|
71 |
$self->{tooltip} = -1; # need focus in first |
72 |
|
73 |
# reduces unnecessary redraws |
74 |
$self->signal_connect (focus_in_event => sub { $self->enable_tooltip; 1 }); |
75 |
$self->signal_connect (focus_out_event => sub { $self->disable_tooltip; 1 }); |
76 |
|
77 |
$self->signal_connect_after (enter_notify_event => sub { $self->update_tooltip; 0 }); |
78 |
$self->signal_connect_after (leave_notify_event => sub { $self->update_tooltip; 0 }); |
79 |
|
80 |
$self->signal_connect (size_request => sub { |
81 |
$_[1]->width (TILESIZE); |
82 |
$_[1]->height (TILESIZE); |
83 |
|
84 |
1 |
85 |
}); |
86 |
|
87 |
$self->signal_connect (expose_event => sub { $self->expose ($_[1]); 1 }); |
88 |
|
89 |
$self->signal_connect_after (configure_event => sub { |
90 |
$self->set_viewport ($self->{x}, $self->{y}); |
91 |
|
92 |
0 |
93 |
}); |
94 |
|
95 |
$self->signal_connect (button_press_event => sub { |
96 |
my ($self, $event) = @_; |
97 |
|
98 |
my ($x, $y) = ($event->x, $event->y); |
99 |
|
100 |
if ($_[1]->button == 2 && !$self->{in_drag}) { |
101 |
$self->disable_tooltip; |
102 |
|
103 |
$_[0]->grab_focus; |
104 |
$self->{in_drag} = [$self->{x}, $self->{y}, $x, $y]; |
105 |
return 1; |
106 |
} |
107 |
|
108 |
0 |
109 |
}); |
110 |
|
111 |
$self->signal_connect (motion_notify_event => sub { |
112 |
my ($self) = @_; |
113 |
|
114 |
$self->update_tooltip; |
115 |
|
116 |
if (my $di = $self->{in_drag}) { |
117 |
my ($x, $y) = $self->get_pointer; |
118 |
|
119 |
$self->set_viewport ( |
120 |
$di->[0] + $di->[2] - $x, |
121 |
$di->[1] + $di->[3] - $y, |
122 |
); |
123 |
|
124 |
return 1; |
125 |
} |
126 |
|
127 |
0 |
128 |
}); |
129 |
|
130 |
$self->signal_connect (button_release_event => sub { |
131 |
my ($self) = @_; |
132 |
|
133 |
$self->enable_tooltip |
134 |
if delete $self->{in_drag}; |
135 |
|
136 |
0 |
137 |
}); |
138 |
|
139 |
# gtk+ supports no motion compression, a major lacking feature. we have to pay for the |
140 |
# workaround with incorrect behaviour and extra server-turnarounds. |
141 |
$self->add_events ([qw(button_press_mask button_release_mask button-motion-mask |
142 |
pointer-motion-mask pointer-motion-hint-mask |
143 |
enter-notify-mask leave-notify-mask)]); |
144 |
$self->can_focus (1); |
145 |
|
146 |
# $self->signal_connect (key_press_event => sub { $self->handle_key ($_[1]->keyval, $_[1]->state) }); |
147 |
} |
148 |
|
149 |
sub enable_tooltip { |
150 |
my ($self) = @_; |
151 |
|
152 |
$self->{tooltip}++; |
153 |
$self->update_tooltip; |
154 |
} |
155 |
|
156 |
sub disable_tooltip { |
157 |
my ($self) = @_; |
158 |
|
159 |
$self->{tooltip}--; |
160 |
$self->update_tooltip; |
161 |
} |
162 |
|
163 |
sub overlay { |
164 |
my ($self, $name, $x, $y, $w, $h, $cb) = @_; |
165 |
|
166 |
if (my $ov = delete $self->{overlay}{$name}) { |
167 |
my ($x, $y, $w, $h) = @$ov; |
168 |
|
169 |
$self->queue_draw_area ($x - $self->{x}, $y - $self->{y}, $w, $h); |
170 |
} |
171 |
|
172 |
if ($h) { |
173 |
$self->{overlay}{$name} = [$x, $y, $w, $h, $cb]; |
174 |
|
175 |
$self->queue_draw_area ($x - $self->{x}, $y - $self->{y}, $w, $h); |
176 |
} |
177 |
} |
178 |
|
179 |
sub update_tooltip { |
180 |
my ($self) = @_; |
181 |
|
182 |
if ($self->{tooltip} >= 0 |
183 |
&& $self->mapped |
184 |
&& $self->get_toplevel->has_toplevel_focus) { |
185 |
my $screen = $self->{window}->get_screen; |
186 |
|
187 |
if ($self->{window} == ($screen->get_display->get_window_at_pointer)[0]) { |
188 |
my ($pscreen, $x, $y) = $screen->get_display->get_pointer; |
189 |
|
190 |
if ($pscreen == $screen) { |
191 |
if (!$self->{tip}) { |
192 |
$self->{tip} = new Gtk2::Window "popup"; |
193 |
$self->{tip}->can_focus (0); |
194 |
$self->{tip}->set_name ("gtk-tooltips"); |
195 |
$self->{tip}->set_decorated (0); |
196 |
$self->{tip}->set_border_width (4); |
197 |
$self->{tip}->set_has_frame (0); |
198 |
$self->{tip}->set_resizable (0); |
199 |
$self->{tip}->set_transient_for ($self->get_toplevel); |
200 |
} |
201 |
|
202 |
my ($mx, $my) = $self->coord ($self->get_pointer); |
203 |
|
204 |
if ($self->{tipinfo}[0] != $mx || $self->{tipinfo}[1] != $my) { |
205 |
$self->fill_tooltip ($mx, $my); |
206 |
|
207 |
$self->{tipinfo} = [$mx, $my]; |
208 |
|
209 |
$self->overlay (_tooltip => $mx * TILESIZE, $my * TILESIZE, TILESIZE, TILESIZE, sub { |
210 |
my ($self, $x, $y) = @_; |
211 |
|
212 |
$self->{window}->draw_rectangle ($_ & 1 ? $self->style->black_gc : $self->style->white_gc, 0, |
213 |
$x + $_, $y + $_, |
214 |
TILESIZE - 1 - $_ * 2, TILESIZE - 1 - $_ * 2) |
215 |
for 0..3; |
216 |
}); |
217 |
|
218 |
my $req = $self->{tip}->size_request; |
219 |
$self->{tip}->resize ($req->width, $req->height); |
220 |
} |
221 |
|
222 |
$self->{tip}->move ($x + TILESIZE, $y); |
223 |
$self->{tip}->show_all; |
224 |
|
225 |
return; |
226 |
} |
227 |
} |
228 |
} |
229 |
|
230 |
$self->overlay ("_tooltip"); |
231 |
delete $self->{tipinfo}; |
232 |
(delete $self->{tip})->destroy if $self->{tip}; |
233 |
} |
234 |
|
235 |
sub fill_tooltip { |
236 |
my ($self, $x, $y) = @_; |
237 |
|
238 |
$self->{tip}->remove ($self->{tip}->get_children) |
239 |
if $self->{tip}->get_children; |
240 |
|
241 |
$self->{tip}->add (my $frame = new Gtk2::Frame "($x|$y)"); |
242 |
|
243 |
if ($x < 0 || $x >= $self->{map}{width} |
244 |
|| $y < 0 || $y >= $self->{map}{height}) { |
245 |
$frame->add (new Gtk2::Label "<off-map>"); |
246 |
} else { |
247 |
$frame->add (my $vbox = new Gtk2::VBox 1, 1); |
248 |
|
249 |
#TODO: fill tooltip via signal, defaulting to this: |
250 |
|
251 |
# fill tooltip with info about $x, $y |
252 |
my $as = $self->{map}{map}[$x][$y] || []; |
253 |
for (reverse @$as) { |
254 |
my $a = $_->{_virtual} || $_; |
255 |
|
256 |
$vbox->add (my $hbox = new Gtk2::HBox 0, 2); |
257 |
|
258 |
# this is awful, is this really the best way? |
259 |
my $pb = new Gtk2::Gdk::Pixbuf 'rgb', 1, 8, TILESIZE, TILESIZE; |
260 |
$pb->fill (0x00000000); |
261 |
|
262 |
$TILE->composite ($pb, |
263 |
0, 0, |
264 |
TILESIZE, TILESIZE, |
265 |
- ($a->{_face} % 64) * TILESIZE, - TILESIZE * int $a->{_face} / 64, |
266 |
1, 1, 'nearest', 255 |
267 |
); |
268 |
|
269 |
$hbox->add (my $img = new_from_pixbuf Gtk2::Image $pb); |
270 |
$img->set_alignment (0, 0.5); |
271 |
|
272 |
$hbox->add (my $label = new Gtk2::Label $a->{_name}); |
273 |
$label->set_alignment (0, 0.5); |
274 |
} |
275 |
} |
276 |
} |
277 |
|
278 |
sub set_viewport { |
279 |
my ($self, $x, $y) = @_; |
280 |
|
281 |
my $area = $self->allocation; |
282 |
|
283 |
$x = max 0, min $self->{width} - $area->width , $x; |
284 |
$y = max 0, min $self->{height} - $area->height, $y; |
285 |
|
286 |
$self->window->scroll ($self->{x} - $x, $self->{y} - $y); |
287 |
|
288 |
($self->{x}, $self->{y}) = ($x, $y); |
289 |
} |
290 |
|
291 |
sub set_map { |
292 |
my ($self, $map) = @_; |
293 |
|
294 |
$self->{map} = $map; |
295 |
|
296 |
$self->{width} = $map->{width} * TILESIZE; |
297 |
$self->{height} = $map->{height} * TILESIZE; |
298 |
|
299 |
$self->{x} = |
300 |
$self->{y} = 0; |
301 |
|
302 |
my $data = delete $map->{map}; |
303 |
|
304 |
$map->{map} = []; |
305 |
|
306 |
for my $x (0 .. $map->{width} - 1) { |
307 |
my $col = $data->[$x]; |
308 |
for my $y (0 .. $map->{height} - 1) { |
309 |
$self->set ($x, $y, delete $col->[$y]); |
310 |
} |
311 |
} |
312 |
|
313 |
delete $self->{tipinfo}; $self->update_tooltip; |
314 |
$self->invalidate_all; |
315 |
} |
316 |
|
317 |
sub coord { |
318 |
my ($self, $x, $y) = @_; |
319 |
|
320 |
( |
321 |
int +($self->{x} + $x) / TILESIZE, |
322 |
int +($self->{y} + $y) / TILESIZE, |
323 |
) |
324 |
} |
325 |
|
326 |
#sub handle_key { |
327 |
# my ($self, $key, $state) = @_; |
328 |
# |
329 |
# $self->prefetch_cancel; |
330 |
# |
331 |
# if ($state * "control-mask") { |
332 |
# if ($key == $Gtk2::Gdk::Keysyms{g}) { |
333 |
# my @sel = keys %{$self->{sel}}; |
334 |
# $self->generate_thumbnails (@sel ? @sel : 0 .. $#{$self->{entry}}); |
335 |
# } |
336 |
# |
337 |
# 1 |
338 |
#} |
339 |
|
340 |
sub invalidate { |
341 |
my ($self, $x, $y, $w, $h) = @_; |
342 |
|
343 |
return unless $self->{window}; |
344 |
|
345 |
$self->queue_draw_area ( |
346 |
map $_ * TILESIZE, $x - 1 , $y - 1, $w + 2, $h + 2 |
347 |
); |
348 |
} |
349 |
|
350 |
sub invalidate_all { |
351 |
my ($self) = @_; |
352 |
|
353 |
$self->queue_draw; |
354 |
} |
355 |
|
356 |
sub expose { |
357 |
my ($self, $event) = @_; |
358 |
|
359 |
no integer; |
360 |
|
361 |
my $ox = $self->{x}; my $ix = int $ox / TILESIZE; |
362 |
my $oy = $self->{y}; my $iy = int $oy / TILESIZE; |
363 |
|
364 |
# get_rectangles is buggy in older versions |
365 |
my @rectangles = $Gtk2::VERSION >= 1.104 |
366 |
? $event->region->get_rectangles : $event->area; |
367 |
|
368 |
for my $area (@rectangles) { |
369 |
my ($x, $y, $w, $h) = $area->values; # x y w h |
370 |
|
371 |
my @x = ((int ($ox + $x) / TILESIZE) .. int +($ox + $x + $w + TILESIZE - 1) / TILESIZE); |
372 |
my @y = ((int ($oy + $y) / TILESIZE) .. int +($oy + $y + $h + TILESIZE - 1) / TILESIZE); |
373 |
|
374 |
my $window = $self->{window}; |
375 |
|
376 |
my $pb = new Gtk2::Gdk::Pixbuf 'rgb', 0, 8, TILESIZE * (@x + 1), TILESIZE * (@y + 1); |
377 |
$pb->fill (0xff69b400); |
378 |
|
379 |
for my $x (@x) { |
380 |
my $dx = ($x - $x[0]) * TILESIZE; |
381 |
my $oss = $self->{map}{map}[$x]; |
382 |
|
383 |
for my $y (@y) { |
384 |
my $dy = ($y - $y[0]) * TILESIZE; |
385 |
|
386 |
for my $a (@{$oss->[$y]}) { |
387 |
$TILE->composite ($pb, |
388 |
$dx, $dy, |
389 |
TILESIZE, TILESIZE, |
390 |
$dx - ($a->{_face} % 64) * TILESIZE, $dy - TILESIZE * int $a->{_face} / 64, |
391 |
1, 1, 'nearest', 255 |
392 |
); |
393 |
} |
394 |
} |
395 |
} |
396 |
|
397 |
$pb->render_to_drawable ($window, $self->style->black_gc, |
398 |
0, 0, |
399 |
$x[0] * TILESIZE - $ox, $y[0] * TILESIZE - $oy, |
400 |
TILESIZE * @x, TILESIZE * @y, |
401 |
'max', 0, 0); |
402 |
} |
403 |
|
404 |
$_->[4]->($self, $_->[0] - $self->{x}, $_->[1] - $self->{y}) |
405 |
for values %{ $self->{overlay} || {} }; |
406 |
} |
407 |
|
408 |
sub get { |
409 |
my ($self, $x, $y) = @_; |
410 |
|
411 |
return unless $x >= 0 && $x < $self->{map}{width} |
412 |
&& $y >= 0 && $y < $self->{map}{height}; |
413 |
|
414 |
Storable::dclone $self->{map}{map}[$x][$y] || [] |
415 |
} |
416 |
|
417 |
sub set { |
418 |
my ($self, $x, $y, $as) = @_; |
419 |
|
420 |
my $data = $self->{map}{map}; |
421 |
|
422 |
my $prev_as = $data->[$x][$y] || []; |
423 |
|
424 |
my ($x1, $y1, $x2, $y2) = ($x, $y) x 2; |
425 |
|
426 |
# remove possible overlay tiles |
427 |
for my $a (@$prev_as) { |
428 |
next if $a->{_virtual}; |
429 |
|
430 |
if (my $more = $a->{_more}) { |
431 |
for (@$more) { |
432 |
my ($x, $y) = @$_; |
433 |
|
434 |
$x1 = min $x1, $x; $y1 = min $y1, $y; |
435 |
$x2 = max $x2, $x; $y2 = max $y2, $y; |
436 |
|
437 |
$data->[$x][$y] = [ grep $_->{_virtual} != $a, @{ $data->[$x][$y] } ]; |
438 |
} |
439 |
} |
440 |
} |
441 |
|
442 |
# preserve our overlay tiles, put them on top |
443 |
$as = [ |
444 |
(grep !$_->{_virtual}, @$as), |
445 |
(grep $_->{_virtual}, @$prev_as), |
446 |
]; |
447 |
|
448 |
for my $a (@$as) { |
449 |
next if $a->{_virtual}; |
450 |
|
451 |
my $o = $ARCH{$a->{_name}} |
452 |
or (warn "archetype $a->{_name} is unknown at ($x|$y)\n", next); |
453 |
|
454 |
my $face = $FACE{$a->{face} || $o->{face}} |
455 |
or (warn "no gfx found for arch '$a->{_name}' at ($x|$y)\n"), next; |
456 |
|
457 |
$a->{_face} = $face->{idx}; |
458 |
|
459 |
if ($face->{w} > 1 || $face->{h} > 1) { |
460 |
# bigfaces |
461 |
|
462 |
for my $ox (0 .. $face->{w} - 1) { |
463 |
for my $oy (0 .. $face->{h} - 1) { |
464 |
next unless $x || $oy; |
465 |
push @{ $a->{_more} }, [$x+$ox, $y+$oy]; |
466 |
push @{ $data->[$x+$ox][$y+$oy] }, { |
467 |
_virtual => $a, |
468 |
_virtual_x => $x, |
469 |
_virtual_y => $y, |
470 |
_face => $face->{idx} + $ox + $oy * $face->{w}, |
471 |
}; |
472 |
} |
473 |
} |
474 |
|
475 |
} elsif ($o->{more}) { |
476 |
# linked faces, slowest and most annoying |
477 |
|
478 |
while ($o = $o->{more}) { |
479 |
my $face = $FACE{$o->{face}} |
480 |
or (warn "no gfx found for arch '$a->{_name}' at ($x*|$y*)\n"), next; |
481 |
|
482 |
$x1 = min $x1, $x+$o->{x}; $y1 = min $y1, $y+$o->{y}; |
483 |
$x2 = max $x2, $x+$o->{x}; $y2 = max $y2, $y+$o->{y}; |
484 |
|
485 |
push @{ $a->{_more} }, [$x+$o->{x}, $y+$o->{y}]; |
486 |
push @{ $data->[$x+$o->{x}][$y+$o->{y}] }, { |
487 |
_virtual => $a, |
488 |
_virtual_x => $x, |
489 |
_virtual_y => $y, |
490 |
_face => $face->{idx}, |
491 |
}; |
492 |
} |
493 |
} |
494 |
} |
495 |
|
496 |
$data->[$x][$y] = $as; |
497 |
|
498 |
$self->queue_draw_area ( |
499 |
$x1 * TILESIZE - $self->{x}, $y1 * TILESIZE - $self->{y}, |
500 |
($x2 - $x1 + 1) * TILESIZE , ($y2 - $y1 + 1) * TILESIZE , |
501 |
); |
502 |
|
503 |
delete $self->{tipinfo}; $self->update_tooltip; |
504 |
|
505 |
} |
506 |
|
507 |
sub change_begin { |
508 |
my ($self, $title) = @_; |
509 |
|
510 |
$self->{change} ||= { |
511 |
title => $title, |
512 |
}; |
513 |
$self->{change}{nest}++; |
514 |
} |
515 |
|
516 |
sub change_stack { |
517 |
my ($self, $x, $y, $as) = @_; |
518 |
|
519 |
$self->{change}{map}[$x][$y] ||= [$x, $y, $self->{map}{map}[$x][$y]]; |
520 |
|
521 |
$self->set ($x, $y, $as); |
522 |
} |
523 |
|
524 |
sub change_end { |
525 |
my ($self) = @_; |
526 |
|
527 |
--$self->{change}{nest} and return; |
528 |
|
529 |
my $change = delete $self->{change}; |
530 |
|
531 |
delete $change->{nest}; |
532 |
|
533 |
$change->{set} = [ |
534 |
grep $_, |
535 |
map @$_, |
536 |
grep $_, |
537 |
@{ delete $change->{map} || [] } |
538 |
]; |
539 |
|
540 |
@{ $change->{set} } or return; |
541 |
|
542 |
$change |
543 |
} |
544 |
|
545 |
sub change_swap { |
546 |
my ($self, $change) = @_; |
547 |
|
548 |
for (@{ $change->{set} }) { |
549 |
my $stack = \$self->{map}{map}[$_->[0]][$_->[1]]; |
550 |
|
551 |
($$stack, $_->[2]) = ($_->[2], $$stack); |
552 |
} |
553 |
} |
554 |
|
555 |
=back |
556 |
|
557 |
=head1 AUTHOR |
558 |
|
559 |
Marc Lehmann <schmorp@schmorp.de> |
560 |
|
561 |
=cut |
562 |
|
563 |
1 |
564 |
|