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 |
sub INIT_INSTANCE { |
32 |
my ($self) = @_; |
33 |
|
34 |
$self->signal_connect (destroy => sub { |
35 |
my ($self) = @_; |
36 |
$self->{tip}->destroy if $self->{tip}; |
37 |
%$self = (); |
38 |
0 |
39 |
}); |
40 |
$self->signal_connect (realize => sub { |
41 |
my ($self) = @_; |
42 |
|
43 |
$self->{window} = $self->window; |
44 |
|
45 |
1 |
46 |
}); |
47 |
|
48 |
$self->set_redraw_on_allocate (0); |
49 |
$self->double_buffered (0); |
50 |
|
51 |
# reduces unnecessary redraws |
52 |
$self->signal_connect_after (focus_in_event => sub { 1 }); |
53 |
$self->signal_connect_after (focus_out_event => sub { 1 }); |
54 |
|
55 |
$self->signal_connect (size_request => sub { |
56 |
$_[1]->width (20 * TILESIZE); |
57 |
$_[1]->height (20 * TILESIZE); |
58 |
|
59 |
1 |
60 |
}); |
61 |
|
62 |
$self->signal_connect (expose_event => sub { $self->expose ($_[1]); 1 }); |
63 |
|
64 |
$self->signal_connect_after (configure_event => sub { |
65 |
$self->set_viewport ($self->{x}, $self->{y}); |
66 |
|
67 |
0 |
68 |
}); |
69 |
|
70 |
$self->{tooltip} = -2; # need to be mapped _and_ inside |
71 |
|
72 |
$self->signal_connect_after (map_event => sub { $self->enable_tooltip; 0 }); |
73 |
$self->signal_connect_after (unmap_event => sub { $self->disable_tooltip; 0 }); |
74 |
|
75 |
$self->signal_connect_after (enter_notify_event => sub { $self->enable_tooltip; 0 }); |
76 |
$self->signal_connect_after (leave_notify_event => sub { $self->disable_tooltip; 0 }); |
77 |
|
78 |
$self->signal_connect (button_press_event => sub { |
79 |
my ($self, $event) = @_; |
80 |
|
81 |
my ($x, $y) = ($event->x, $event->y); |
82 |
|
83 |
if ($_[1]->button == 2 && !$self->{in_drag}) { |
84 |
$self->disable_tooltip; |
85 |
|
86 |
$_[0]->grab_focus; |
87 |
$self->{in_drag} = [$self->{x}, $self->{y}, $x, $y]; |
88 |
return 1; |
89 |
} |
90 |
|
91 |
0 |
92 |
}); |
93 |
|
94 |
$self->signal_connect (motion_notify_event => sub { |
95 |
my ($self) = @_; |
96 |
|
97 |
$self->update_tooltip; |
98 |
|
99 |
if (my $di = $self->{in_drag}) { |
100 |
my ($x, $y) = $self->get_pointer; |
101 |
|
102 |
$self->set_viewport ( |
103 |
$di->[0] + $di->[2] - $x, |
104 |
$di->[1] + $di->[3] - $y, |
105 |
); |
106 |
|
107 |
return 1; |
108 |
} |
109 |
|
110 |
0 |
111 |
}); |
112 |
|
113 |
$self->signal_connect (button_release_event => sub { |
114 |
my ($self) = @_; |
115 |
|
116 |
$self->enable_tooltip |
117 |
if delete $self->{in_drag}; |
118 |
|
119 |
0 |
120 |
}); |
121 |
|
122 |
# gtk+ supports no motion compression, a major lacking feature. we have to pay for the |
123 |
# workaround with incorrect behaviour and extra server-turnarounds. |
124 |
$self->add_events ([qw(key_press_mask key_release_mask |
125 |
button_press_mask button_release_mask button-motion-mask |
126 |
pointer-motion-mask pointer-motion-hint-mask |
127 |
enter-notify-mask leave-notify-mask)]); |
128 |
$self->can_focus (1); |
129 |
|
130 |
# $self->signal_connect (key_press_event => sub { $self->handle_key ($_[1]->keyval, $_[1]->state) }); |
131 |
} |
132 |
|
133 |
sub enable_tooltip { |
134 |
my ($self) = @_; |
135 |
|
136 |
$self->{tooltip}++; |
137 |
$self->update_tooltip; |
138 |
} |
139 |
|
140 |
sub disable_tooltip { |
141 |
my ($self) = @_; |
142 |
|
143 |
$self->{tooltip}--; |
144 |
$self->update_tooltip; |
145 |
} |
146 |
|
147 |
sub overlay { |
148 |
my ($self, $name, $x, $y, $w, $h, $cb) = @_; |
149 |
|
150 |
if (my $ov = delete $self->{overlay}{$name}) { |
151 |
my ($x, $y, $w, $h) = @$ov; |
152 |
|
153 |
$self->queue_draw_area ($x - $self->{x}, $y - $self->{y}, $w, $h); |
154 |
} |
155 |
|
156 |
if ($h) { |
157 |
$self->{overlay}{$name} = [$x, $y, $w, $h, $cb]; |
158 |
|
159 |
$self->queue_draw_area ($x - $self->{x}, $y - $self->{y}, $w, $h); |
160 |
} |
161 |
} |
162 |
|
163 |
sub update_tooltip { |
164 |
my ($self) = @_; |
165 |
|
166 |
if ($self->{tooltip} >= 0) { |
167 |
my $screen = $self->{window}->get_screen; |
168 |
my ($pscreen, $x, $y) = $screen->get_display->get_pointer; |
169 |
|
170 |
if ($pscreen == $screen) { |
171 |
if (!$self->{tip}) { |
172 |
$self->{tip} = new Gtk2::Window "popup"; |
173 |
$self->{tip}->can_focus (0); |
174 |
$self->{tip}->set_name ("gtk-tooltips"); |
175 |
$self->{tip}->set_decorated (0); |
176 |
$self->{tip}->set_border_width (4); |
177 |
$self->{tip}->set_has_frame (0); |
178 |
$self->{tip}->set_resizable (0); |
179 |
} |
180 |
|
181 |
my ($mx, $my) = $self->coord ($self->get_pointer); |
182 |
|
183 |
if ($self->{tipinfo}[0] != $mx || $self->{tipinfo}[1] != $my) { |
184 |
$self->fill_tooltip ($mx, $my); |
185 |
|
186 |
$self->{tipinfo} = [$mx, $my]; |
187 |
|
188 |
$self->overlay (_tooltip => $mx * TILESIZE, $my * TILESIZE, TILESIZE, TILESIZE, sub { |
189 |
my ($self, $x, $y) = @_; |
190 |
|
191 |
$self->{window}->draw_rectangle ($_ & 1 ? $self->style->black_gc : $self->style->white_gc, 0, |
192 |
$x + $_, $y + $_, |
193 |
TILESIZE - 1 - $_ * 2, TILESIZE - 1 - $_ * 2) |
194 |
for 0..3; |
195 |
|
196 |
my $req = $self->{tip}->size_request; |
197 |
$self->{tip}->resize ($req->width, $req->height); |
198 |
}); |
199 |
|
200 |
$self->{tip}->show_all; |
201 |
} |
202 |
|
203 |
$self->{tip}->move ($x + TILESIZE, $y); |
204 |
|
205 |
return; |
206 |
} |
207 |
} |
208 |
|
209 |
$self->overlay ("_tooltip"); |
210 |
delete $self->{tipinfo}; |
211 |
(delete $self->{tip})->destroy if $self->{tip}; |
212 |
} |
213 |
|
214 |
sub fill_tooltip { |
215 |
my ($self, $x, $y) = @_; |
216 |
|
217 |
$self->{tip}->remove ($self->{tip}->get_children) |
218 |
if $self->{tip}->get_children; |
219 |
|
220 |
$self->{tip}->add (my $frame = new Gtk2::Frame "($x|$y)"); |
221 |
|
222 |
# $frame->set_shadow_type ("none"); |
223 |
|
224 |
if ($x < 0 || $x >= $self->{map}{width} |
225 |
|| $y < 0 || $y >= $self->{map}{height}) { |
226 |
$frame->add (new Gtk2::Label "<off-map>"); |
227 |
} else { |
228 |
$frame->add (my $vbox = new Gtk2::VBox 1, 1); |
229 |
|
230 |
#TODO: fill tooltip via signal, defaulting to this: |
231 |
|
232 |
# fill tooltip with info about $x, $y |
233 |
my $as = $self->{map}{map}[$x][$y] || []; |
234 |
for my $a (@$as) { |
235 |
$vbox->add (my $hbox = new Gtk2::HBox 0, 2); |
236 |
|
237 |
my $tile = $Crossfire::Tilecache::TILECACHE{ $a->{face} || $ARCH->{$a->{_name}}{face} }; |
238 |
|
239 |
# this is awful, is this really the best way? |
240 |
my $pb = new Gtk2::Gdk::Pixbuf 'rgb', 1, 8, TILESIZE, TILESIZE; |
241 |
$pb->fill (0x00000000); |
242 |
|
243 |
$Crossfire::Tilecache::TILECACHE->composite ($pb, |
244 |
0, 0, |
245 |
TILESIZE, TILESIZE, |
246 |
- ($tile->{idx} % 64) * TILESIZE, - TILESIZE * int $tile->{idx} / 64, |
247 |
1, 1, 'nearest', 255 |
248 |
); |
249 |
|
250 |
$hbox->add (my $img = new_from_pixbuf Gtk2::Image $pb); |
251 |
$img->set_alignment (0, 0.5); |
252 |
|
253 |
$hbox->add (my $label = new Gtk2::Label $a->{_name}); |
254 |
$label->set_alignment (0, 0.5); |
255 |
} |
256 |
} |
257 |
} |
258 |
|
259 |
sub set_viewport { |
260 |
my ($self, $x, $y) = @_; |
261 |
|
262 |
my $area = $self->allocation; |
263 |
|
264 |
$x = max 0, min $self->{width} - $area->width , $x; |
265 |
$y = max 0, min $self->{height} - $area->height, $y; |
266 |
|
267 |
$self->window->scroll ($self->{x} - $x, $self->{y} - $y); |
268 |
|
269 |
($self->{x}, $self->{y}) = ($x, $y); |
270 |
} |
271 |
|
272 |
sub set_map { |
273 |
my ($self, $map) = @_; |
274 |
|
275 |
$self->{map} = $map; |
276 |
|
277 |
$self->{width} = $map->{width} * TILESIZE; |
278 |
$self->{height} = $map->{height} * TILESIZE; |
279 |
|
280 |
$self->{x} = |
281 |
$self->{y} = 0; |
282 |
|
283 |
delete $self->{face}; |
284 |
$self->update_map (0, 0, $self->{width}, $self->{height}); |
285 |
delete $self->{tipinfo}; |
286 |
$self->update_tooltip; |
287 |
$self->invalidate_all; |
288 |
} |
289 |
|
290 |
sub coord { |
291 |
my ($self, $x, $y) = @_; |
292 |
|
293 |
( |
294 |
int +($self->{x} + $x) / TILESIZE, |
295 |
int +($self->{y} + $y) / TILESIZE, |
296 |
) |
297 |
} |
298 |
|
299 |
#sub handle_key { |
300 |
# my ($self, $key, $state) = @_; |
301 |
# |
302 |
# $self->prefetch_cancel; |
303 |
# |
304 |
# if ($state * "control-mask") { |
305 |
# if ($key == $Gtk2::Gdk::Keysyms{g}) { |
306 |
# my @sel = keys %{$self->{sel}}; |
307 |
# $self->generate_thumbnails (@sel ? @sel : 0 .. $#{$self->{entry}}); |
308 |
# } elsif ($key == $Gtk2::Gdk::Keysyms{a}) { |
309 |
# $self->select_all; |
310 |
# } elsif ($key == $Gtk2::Gdk::Keysyms{A}) { |
311 |
# $self->select_range ($self->{offs}, $self->{offs} + $self->{cols} * $self->{page} - 1); |
312 |
# } elsif ($key == $Gtk2::Gdk::Keysyms{s}) { |
313 |
# $self->rescan; |
314 |
# } elsif ($key == $Gtk2::Gdk::Keysyms{d}) { |
315 |
# $self->unlink (keys %{$self->{sel}}); |
316 |
# } elsif ($key == $Gtk2::Gdk::Keysyms{u}) { |
317 |
# my @sel = keys %{$self->{sel}}; |
318 |
# $self->update_thumbnails (@sel ? @sel : 0 .. $#{$self->{entry}}); |
319 |
# |
320 |
# } elsif ($key == $Gtk2::Gdk::Keysyms{Return}) { |
321 |
# $self->cursor_move (0) unless $self->cursor_valid; |
322 |
# $self->emit_activate ($self->{cursor}); |
323 |
# } elsif ($key == $Gtk2::Gdk::Keysyms{space}) { |
324 |
# $self->cursor_move (1) or return 1 |
325 |
# if $self->{cursor_current} || !$self->cursor_valid; |
326 |
# $self->emit_activate ($self->{cursor}) if $self->cursor_valid; |
327 |
# $self->prefetch (1); |
328 |
# } elsif ($key == $Gtk2::Gdk::Keysyms{BackSpace}) { |
329 |
# $self->cursor_move (-1) or return 1; |
330 |
# $self->emit_activate ($self->{cursor}) if $self->cursor_valid; |
331 |
# $self->prefetch (-1); |
332 |
# |
333 |
# } else { |
334 |
# return 0; |
335 |
# } |
336 |
# } else { |
337 |
# if ($key == $Gtk2::Gdk::Keysyms{Page_Up}) { |
338 |
# my $value = $self->{adj}->value; |
339 |
# $self->{adj}->set_value ($value >= $self->{page} ? $value - $self->{page} : 0); |
340 |
# $self->clear_cursor; |
341 |
# } elsif ($key == $Gtk2::Gdk::Keysyms{Page_Down}) { |
342 |
# my $value = $self->{adj}->value + $self->{page}; |
343 |
# $self->{adj}->set_value ($value <= $self->{maxrow} ? $value : $self->{maxrow}); |
344 |
# $self->clear_cursor; |
345 |
# |
346 |
# } elsif ($key == $Gtk2::Gdk::Keysyms{Home}) { |
347 |
# $self->{adj}->set_value (0); |
348 |
# $self->clear_cursor; |
349 |
# } elsif ($key == $Gtk2::Gdk::Keysyms{End}) { |
350 |
# $self->{adj}->set_value ($self->{maxrow}); |
351 |
# $self->clear_cursor; |
352 |
# |
353 |
# } elsif ($key == $Gtk2::Gdk::Keysyms{Up}) { |
354 |
# $self->cursor_move (-$self->{cols}); |
355 |
# } elsif ($key == $Gtk2::Gdk::Keysyms{Down}) { |
356 |
# $self->cursor_move (+$self->{cols}); |
357 |
# } elsif ($key == $Gtk2::Gdk::Keysyms{Left}) { |
358 |
# $self->cursor_move (-1); |
359 |
# } elsif ($key == $Gtk2::Gdk::Keysyms{Right}) { |
360 |
# $self->cursor_move (+1); |
361 |
# |
362 |
# } elsif ($key == $Gtk2::Gdk::Keysyms{Return}) { |
363 |
# $self->cursor_move (0) unless $self->cursor_valid; |
364 |
# $self->emit_activate ($self->{cursor}); |
365 |
# } elsif ($key == $Gtk2::Gdk::Keysyms{space}) { |
366 |
# $self->cursor_move (1) or return 1 |
367 |
# if $self->{cursor_current} || !$self->cursor_valid; |
368 |
# $self->emit_activate ($self->{cursor}) if $self->cursor_valid; |
369 |
# $self->prefetch (1); |
370 |
# } elsif ($key == $Gtk2::Gdk::Keysyms{BackSpace}) { |
371 |
# $self->cursor_move (-1) or return 1; |
372 |
# $self->emit_activate ($self->{cursor}) if $self->cursor_valid; |
373 |
# $self->prefetch (-1); |
374 |
# |
375 |
# } elsif ($key == ord '^') { |
376 |
# $self->updir if exists $self->{dir}; |
377 |
# |
378 |
# } elsif (($key >= (ord '0') && $key <= (ord '9')) |
379 |
# || ($key >= (ord 'a') && $key <= (ord 'z'))) { |
380 |
# |
381 |
# $key = chr $key; |
382 |
# |
383 |
# my ($idx, $cursor) = (0, 0); |
384 |
# |
385 |
# $self->clear_selection; |
386 |
# |
387 |
# for my $entry (@{$self->{entry}}) { |
388 |
# $idx++; |
389 |
# $cursor = $idx if $key gt lcfirst $entry->[1]; |
390 |
# } |
391 |
# |
392 |
# if ($cursor < @{$self->{entry}}) { |
393 |
# delete $self->{cursor_current}; |
394 |
# $self->{sel}{$cursor} = $self->{entry}[$cursor]; |
395 |
# $self->{cursor} = $cursor; |
396 |
# |
397 |
# $self->{adj}->set_value (min $self->{maxrow}, $cursor / $self->{cols}); |
398 |
# $self->emit_sel_changed; |
399 |
# $self->invalidate_all; |
400 |
# } |
401 |
# } else { |
402 |
# return 0; |
403 |
# } |
404 |
# } |
405 |
# |
406 |
# 1 |
407 |
#} |
408 |
|
409 |
sub invalidate { |
410 |
my ($self, $x, $y, $w, $h) = @_; |
411 |
|
412 |
return unless $self->{window}; |
413 |
|
414 |
$self->queue_draw_area ( |
415 |
map $_ * TILESIZE, $x - 1 , $y - 1, $w + 2, $h + 2 |
416 |
); |
417 |
} |
418 |
|
419 |
sub invalidate_all { |
420 |
my ($self) = @_; |
421 |
|
422 |
$self->queue_draw; |
423 |
} |
424 |
|
425 |
sub update_map { |
426 |
my ($self, $x, $y, $w, $h) = @_; |
427 |
|
428 |
delete $self->{overlay}; |
429 |
|
430 |
my $map = $self->{map}{map}; |
431 |
my $ov = $self->{face} ||= []; |
432 |
|
433 |
$x = 0; $w = $self->{map}{width}; |
434 |
$y = 0; $h = $self->{map}{height}; |
435 |
|
436 |
my @x = ($x .. $x + $w - 1); |
437 |
my @y = ($y .. $y + $h - 1); |
438 |
|
439 |
my $TC = \%Crossfire::Tilecache::TILECACHE; |
440 |
|
441 |
my @ov; |
442 |
|
443 |
# update overlay map with bigfaces and chained faces |
444 |
for my $x (@x) { |
445 |
my $ass = $self->{map}{map}[$x]; |
446 |
my $oss = $ov->[$x] ||= []; |
447 |
for my $y (@y) { |
448 |
my $os = $oss->[$y] = []; |
449 |
for my $a (@{ $ass->[$y] || [] }) { |
450 |
my $o = $ARCH->{$a->{_name}} |
451 |
or (warn "arch '$a->{_name}' not found at ($x|$y)\n"), next; |
452 |
|
453 |
my $tile = $TC->{$a->{face} || $o->{face}} |
454 |
or (warn "no gfx found for arch '$a->{_name}' at ($x|$y)\n"), next; |
455 |
|
456 |
if ($tile->{w} > 1 || $tile->{h} > 1) { |
457 |
# bigfaces |
458 |
for my $ox (0 .. $tile->{w} - 1) { |
459 |
for my $oy (0 .. $tile->{h} - 1) { |
460 |
push @ov, [$x + $ox, $y + $oy, |
461 |
$tile->{idx} + $ox + $oy * $tile->{w}]; |
462 |
} |
463 |
} |
464 |
|
465 |
} elsif ($o->{more}) { |
466 |
# linked faces |
467 |
do { |
468 |
my $tile = $TC->{$o->{face}} |
469 |
or (warn "no gfx found for arch '$a->{_name}' at ($x*|$y*)\n"), next; |
470 |
push @ov, [$x + $o->{x}, $y + $o->{y}, $tile->{idx}]; |
471 |
} while $o = $o->{more}; |
472 |
|
473 |
} else { |
474 |
# single face |
475 |
push @$os, $tile->{idx}; |
476 |
|
477 |
} |
478 |
} |
479 |
} |
480 |
} |
481 |
|
482 |
# bigger faces always on top, I don't give a shit to those who think otherwise |
483 |
for (@ov) { |
484 |
my ($x, $y, $idx) = @$_; |
485 |
|
486 |
push @{ $ov->[$x][$y] }, $idx; |
487 |
} |
488 |
} |
489 |
|
490 |
sub expose { |
491 |
my ($self, $event) = @_; |
492 |
|
493 |
no integer; |
494 |
|
495 |
my $ox = $self->{x}; my $ix = int $ox / TILESIZE; |
496 |
my $oy = $self->{y}; my $iy = int $oy / TILESIZE; |
497 |
|
498 |
# get_rectangles is buggy in older versions |
499 |
for my $area ($Gtk2::VERSION > 1.115 ? $event->region->get_rectangles : $event->area) { |
500 |
my ($x, $y, $w, $h) = $area->values; # x y w h |
501 |
|
502 |
my @x = ((int ($ox + $x) / TILESIZE) .. int +($ox + $x + $w + TILESIZE - 1) / TILESIZE); |
503 |
my @y = ((int ($oy + $y) / TILESIZE) .. int +($oy + $y + $h + TILESIZE - 1) / TILESIZE); |
504 |
|
505 |
my $PB = $Crossfire::Tilecache::TILECACHE; |
506 |
|
507 |
my $window = $self->{window}; |
508 |
|
509 |
my $pb = new Gtk2::Gdk::Pixbuf 'rgb', 0, 8, TILESIZE * (@x + 1), TILESIZE * (@y + 1); |
510 |
$pb->fill (0x00000000); |
511 |
|
512 |
for my $x (@x) { |
513 |
my $dx = ($x - $x[0]) * TILESIZE; |
514 |
my $oss = $self->{face}[$x]; |
515 |
|
516 |
for my $y (@y) { |
517 |
my $dy = ($y - $y[0]) * TILESIZE; |
518 |
|
519 |
for my $idx (@{$oss->[$y]}) { |
520 |
$PB->composite ($pb, |
521 |
$dx, $dy, |
522 |
TILESIZE, TILESIZE, |
523 |
$dx - ($idx % 64) * TILESIZE, $dy - TILESIZE * int $idx / 64, |
524 |
1, 1, 'nearest', 255 |
525 |
); |
526 |
} |
527 |
} |
528 |
} |
529 |
|
530 |
$pb->render_to_drawable ($window, $self->style->black_gc, |
531 |
0, 0, |
532 |
$x[0] * TILESIZE - $ox, $y[0] * TILESIZE - $oy, |
533 |
TILESIZE * @x, TILESIZE * @y, |
534 |
'max', 0, 0); |
535 |
} |
536 |
|
537 |
$_->[4]->($self, $_->[0] - $self->{x}, $_->[1] - $self->{y}) |
538 |
for values %{ $self->{overlay} || {} }; |
539 |
} |
540 |
|
541 |
=back |
542 |
|
543 |
=head1 AUTHOR |
544 |
|
545 |
Marc Lehmann <schmorp@schmorp.de> |
546 |
|
547 |
=cut |
548 |
|
549 |
1 |
550 |
|