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/cvs/deliantra/Deliantra-Client/DC/UI.pm
Revision: 1.78
Committed: Tue Apr 11 22:49:13 2006 UTC (18 years, 2 months ago) by root
Branch: MAIN
Changes since 1.77: +26 -25 lines
Log Message:
fixes

File Contents

# Content
1 package CFClient::UI;
2
3 use strict;
4
5 use Scalar::Util ();
6 use List::Util ();
7
8 use CFClient;
9
10 our ($FOCUS, $HOVER, $GRAB); # various widgets
11
12 our $TOPLEVEL;
13 our $BUTTON_STATE;
14
15 # class methods for events
16 sub feed_sdl_key_down_event {
17 $FOCUS->key_down ($_[0]) if $FOCUS;
18 }
19
20 sub feed_sdl_key_up_event {
21 $FOCUS->key_up ($_[0]) if $FOCUS;
22 }
23
24 sub feed_sdl_button_down_event {
25 my ($ev) = @_;
26 my ($x, $y) = ($ev->motion_x, $ev->motion_y);
27
28 if (!$BUTTON_STATE) {
29 my $widget = $TOPLEVEL->find_widget ($x, $y);
30
31 $GRAB = $widget;
32 $GRAB->update if $GRAB;
33 }
34
35 $BUTTON_STATE |= 1 << ($ev->button - 1);
36
37 $GRAB->button_down ($ev, $GRAB->translate ($x, $y)) if $GRAB;
38 }
39
40 sub feed_sdl_button_up_event {
41 my ($ev) = @_;
42 my ($x, $y) = ($ev->motion_x, $ev->motion_y);
43
44 my $widget = $GRAB || $TOPLEVEL->find_widget ($x, $y);
45
46 $BUTTON_STATE &= ~(1 << ($ev->button - 1));
47
48 $GRAB->button_up ($ev, $GRAB->translate ($x, $y)) if $GRAB;
49
50 if (!$BUTTON_STATE) {
51 my $grab = $GRAB; undef $GRAB;
52 $grab->update if $grab;
53 $GRAB->update if $GRAB;
54 }
55 }
56
57 sub feed_sdl_motion_event {
58 my ($ev) = @_;
59 my ($x, $y) = ($ev->motion_x, $ev->motion_y);
60
61 my $widget = $GRAB || $TOPLEVEL->find_widget ($x, $y);
62
63 if ($widget != $HOVER) {
64 my $hover = $HOVER; $HOVER = $widget;
65
66 $hover->update if $hover;
67 $HOVER->update if $HOVER;
68 }
69
70 $HOVER->mouse_motion ($ev, $HOVER->translate ($x, $y)) if $HOVER;
71 }
72
73 #############################################################################
74
75 package CFClient::UI::Base;
76
77 use strict;
78
79 use SDL::OpenGL;
80
81 sub new {
82 my $class = shift;
83
84 bless {
85 x => 0,
86 y => 0,
87 z => 0,
88 w => -1,
89 h => -1,
90 @_
91 }, $class
92 }
93
94 sub move {
95 my ($self, $x, $y, $z) = @_;
96 $self->{x} = $x;
97 $self->{y} = $y;
98 $self->{z} = $z if defined $z;
99 }
100
101 sub needs_redraw {
102 0
103 }
104
105 sub size_request {
106 require Carp;
107 Carp::confess "size_request is abtract";
108 }
109
110 sub _size_allocate {
111 my ($self, $x, $y, $w, $h) = @_;
112
113 $self->{x} = $x;
114 $self->{y} = $y;
115
116 return unless $self->{w} != $w || $self->{h} != $h;
117
118 $self->{w} = $w;
119 $self->{h} = $h;
120
121 1
122 }
123
124 sub size_allocate {
125 my ($self, $x, $y, $w, $h) = @_;
126
127 $self->_size_allocate ($x, $y, $w, $h);
128 }
129
130 # translate global koordinates to local coordinate system
131 sub translate {
132 my ($self, $x, $y) = @_;
133
134 $self->{parent}->translate ($x - $self->{x}, $y - $self->{y});
135 }
136
137 sub focus_in {
138 my ($self) = @_;
139
140 return if $FOCUS == $self;
141
142 my $focus = $FOCUS; $FOCUS = $self;
143 $focus->update if $focus;
144 $FOCUS->update;
145 }
146
147 sub focus_out {
148 my ($self) = @_;
149
150 return unless $FOCUS == $self;
151
152 my $focus = $FOCUS; undef $FOCUS;
153 $focus->update if $focus; #?
154 }
155
156 sub mouse_motion { }
157 sub button_up { }
158 sub key_down { }
159 sub key_up { }
160
161 sub button_down {
162 my ($self, $ev, $x, $y) = @_;
163
164 $self->focus_in;
165 }
166
167 sub w { $_[0]{w} = $_[1] if @_ > 1; $_[0]{w} }
168 sub h { $_[0]{h} = $_[1] if @_ > 1; $_[0]{h} }
169 sub x { $_[0]{x} = $_[1] if @_ > 1; $_[0]{x} }
170 sub y { $_[0]{y} = $_[1] if @_ > 1; $_[0]{y} }
171 sub z { $_[0]{z} = $_[1] if @_ > 1; $_[0]{z} }
172
173 sub draw {
174 my ($self) = @_;
175
176 return unless $self->{h} && $self->{w};
177
178 glPushMatrix;
179 glTranslate $self->{x}, $self->{y}, 0;
180 $self->_draw;
181 glPopMatrix;
182
183 if ($self == $HOVER) {
184 my ($x, $y) = @$self{qw(x y)};
185
186 glColor 0, 0, 1, 0.2;
187 glEnable GL_BLEND;
188 glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA;
189 glBegin GL_QUADS;
190 glVertex $x , $y;
191 glVertex $x + $self->{w}, $y;
192 glVertex $x + $self->{w}, $y + $self->{h};
193 glVertex $x , $y + $self->{h};
194 glEnd;
195 glDisable GL_BLEND;
196 }
197 }
198
199 sub _draw {
200 my ($self) = @_;
201
202 warn "no draw defined for $self\n";
203 }
204
205 sub find_widget {
206 my ($self, $x, $y) = @_;
207
208 return $self
209 if $x >= $self->{x} && $x < $self->{x} + $self->{w}
210 && $y >= $self->{y} && $y < $self->{y} + $self->{h};
211
212 ()
213 }
214
215 sub set_parent {
216 my ($self, $par) = @_;
217
218 $self->{parent} = $par;
219 Scalar::Util::weaken $self->{parent};
220 }
221
222 sub get_parent {
223 $_[0]->{parent}
224 }
225
226 sub update {
227 my ($self) = @_;
228
229 $self->{parent}->update
230 if $self->{parent};
231 }
232
233 sub connect {
234 my ($self, $signal, $cb) = @_;
235
236 push @{ $self->{cb}{$signal} }, $cb;
237 }
238
239 sub emit {
240 my ($self, $signal, @args) = @_;
241
242 $_->($self, @args)
243 for @{$self->{cb}{$signal} || []};
244 }
245
246 sub DESTROY {
247 my ($self) = @_;
248
249 #$self->deactivate;
250 }
251
252 #############################################################################
253
254 package CFClient::UI::DrawBG;
255
256 our @ISA = CFClient::UI::Base::;
257
258 use strict;
259 use SDL::OpenGL;
260
261 sub new {
262 my $class = shift;
263
264 # range [value, low, high, page]
265
266 $class->SUPER::new (
267 bg => [0, 0, 0, 0.2],
268 active_bg => [1, 1, 1],
269 @_
270 )
271 }
272
273 sub _draw {
274 my ($self) = @_;
275
276 my ($w, $h) = @$self{qw(w h)};
277
278 glEnable GL_BLEND;
279 glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA;
280 glColor @{ $FOCUS == $self ? $self->{active_bg} : $self->{bg} };
281
282 glBegin GL_QUADS;
283 glVertex 0 , 0;
284 glVertex 0 , $h;
285 glVertex $w, $h;
286 glVertex $w, 0;
287 glEnd;
288
289 glDisable GL_BLEND;
290 }
291
292 #############################################################################
293
294 package CFClient::UI::Empty;
295
296 our @ISA = CFClient::UI::Base::;
297
298 sub size_request {
299 (0, 0)
300 }
301
302 sub draw { }
303
304 #############################################################################
305
306 package CFClient::UI::Container;
307
308 our @ISA = CFClient::UI::Base::;
309
310 sub new {
311 my ($class, %arg) = @_;
312
313 my $children = delete $arg{children} || [];
314
315 my $self = $class->SUPER::new (children => [], %arg);
316 $self->add ($_) for @$children;
317
318 $self
319 }
320
321 sub add {
322 my ($self, $chld) = @_;
323
324 $chld->set_parent ($self);
325
326 $self->{children} = [
327 sort { $a->{z} <=> $b->{z} }
328 @{$self->{children}}, $chld
329 ];
330
331 $self->{w} = $self->{h} = -1;
332 $self->update;
333 }
334
335 sub remove {
336 my ($self, $widget) = @_;
337
338 $self->{children} = [ grep $_ != $widget, @{ $self->{children} } ];
339
340 $self->size_allocate (0, 0, $self->{w}, $self->{h});
341 }
342
343 sub find_widget {
344 my ($self, $x, $y) = @_;
345
346 $x -= $self->{x};
347 $y -= $self->{y};
348
349 my $res;
350
351 for (reverse @{ $self->{children} }) {
352 $res = $_->find_widget ($x, $y)
353 and return $res;
354 }
355
356 $self->SUPER::find_widget ($x + $self->{x}, $y + $self->{y})
357 }
358
359 sub _draw {
360 my ($self) = @_;
361
362 $_->draw for @{$self->{children}};
363 }
364
365 #############################################################################
366
367 package CFClient::UI::Bin;
368
369 our @ISA = CFClient::UI::Container::;
370
371 sub new {
372 my ($class, %arg) = @_;
373
374 my $child = (delete $arg{child}) || new CFClient::UI::Empty::;
375
376 $class->SUPER::new (children => [$child], %arg)
377 }
378
379 sub add {
380 my ($self, $widget) = @_;
381
382 $self->{children} = [];
383
384 $self->SUPER::add ($widget);
385 }
386
387 sub remove {
388 my ($self, $widget) = @_;
389
390 $self->SUPER::remove ($widget);
391
392 $self->{children} = [new CFClient::UI::Empty]
393 unless @{$self->{children}};
394 }
395
396 sub child { $_[0]->{children}[0] }
397
398 sub size_request {
399 $_[0]{children}[0]->size_request
400 }
401
402 sub size_allocate {
403 my ($self, $x, $y, $w, $h) = @_;
404
405 $self->_size_allocate ($x, $y, $w, $h) or return;
406
407 $self->{children}[0]->size_allocate (0, 0, $w, $h);
408 }
409
410 #############################################################################
411
412 package CFClient::UI::Window;
413
414 our @ISA = CFClient::UI::Bin::;
415
416 use SDL::OpenGL;
417
418 sub new {
419 my ($class, %arg) = @_;
420
421 my $self = $class->SUPER::new (%arg);
422 }
423
424 sub update {
425 my ($self) = @_;
426
427 # we want to do this delayed...
428 $self->render_chld;
429 $self->SUPER::update;
430 }
431
432 sub render_chld {
433 my ($self) = @_;
434
435 $self->{texture} =
436 CFClient::Texture->new_from_opengl (
437 $self->{w}, $self->{h}, sub { $self->child->draw }
438 );
439 }
440
441 sub size_allocate {
442 my ($self, $x, $y, $w, $h) = @_;
443
444 $self->_size_allocate ($x, $y, $w, $h) or return;
445
446 $self->child->size_allocate (0, 0, $w, $h);
447
448 $self->render_chld;
449 }
450
451 sub _draw {
452 my ($self) = @_;
453
454 my ($w, $h) = ($self->w, $self->h);
455
456 my $tex = $self->{texture}
457 or return;
458
459 glEnable GL_BLEND;
460 glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA;
461 glEnable GL_TEXTURE_2D;
462 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
463
464 $tex->draw_quad (0, 0, $w, $h);
465
466 glDisable GL_BLEND;
467 glDisable GL_TEXTURE_2D;
468 }
469
470 #############################################################################
471
472 package CFClient::UI::Frame;
473
474 our @ISA = CFClient::UI::Bin::;
475
476 use SDL::OpenGL;
477
478 sub size_request {
479 my ($self) = @_;
480 my $chld = $self->child
481 or return (0, 0);
482
483 $chld->move (2, 2);
484
485 map { $_ + 4 } $chld->size_request;
486 }
487
488 sub size_allocate {
489 my ($self, $x, $y, $w, $h) = @_;
490
491 $self->_size_allocate ($x, $y, $w, $h) or return;
492
493 $self->child->size_allocate (2, 2, $w - 4, $h - 4);
494 }
495
496 sub _draw {
497 my ($self) = @_;
498
499 my $chld = $self->child;
500
501 my ($w, $h) = $chld->size_request;
502
503 glBegin GL_QUADS;
504 glColor 0, 0, 0;
505 glVertex 0 , 0;
506 glVertex 0 , $h + 4;
507 glVertex $w + 4 , $h + 4;
508 glVertex $w + 4 , 0;
509 glEnd;
510
511 $chld->draw;
512 }
513
514 #############################################################################
515
516 package CFClient::UI::FancyFrame;
517
518 our @ISA = CFClient::UI::Bin::;
519
520 use SDL::OpenGL;
521
522 my @tex =
523 map { new_from_file CFClient::Texture CFClient::find_rcfile $_ }
524 qw(d1_bg.png d1_border_top.png d1_border_right.png d1_border_left.png d1_border_bottom.png);
525
526 sub size_request {
527 my ($self) = @_;
528
529 return ($self->{user_w}, $self->{user_h}) if $self->{user_w} && $self->{user_h};
530
531 my ($w, $h) = $self->SUPER::size_request;
532
533 $h += $tex[1]->{h};
534 $h += $tex[4]->{h};
535 $w += $tex[2]->{w};
536 $w += $tex[3]->{w};
537
538 ($w, $h)
539 }
540
541 sub size_allocate {
542 my ($self, $x, $y, $w, $h) = @_;
543
544 $self->_size_allocate ($x, $y, $w, $h) or return;
545
546 $h -= $tex[1]{h};
547 $h -= $tex[4]{h};
548 $w -= $tex[2]{w};
549 $w -= $tex[3]{w};
550
551 $h = $h < 0 ? 0 : $h;
552 $w = $w < 0 ? 0 : $w;
553
554 my $child = $self->child;
555
556 $child->size_allocate ($tex[3]->{w}, $tex[1]->{h}, $w, $h);
557 }
558
559 sub button_down {
560 my ($self, $ev, $x, $y) = @_;
561
562 if ($x < $self->{w} && $x >= $self->{w} - $tex[2]{w}
563 && $y < $self->{h} && $y >= $self->{h} - $tex[4]{h}) {
564
565 my ($ox, $oy) = ($ev->button_x, $ev->button_y);
566 my ($bw, $bh) = ($self->{w}, $self->{h});
567
568 $self->{motion} = sub {
569 my ($ev, $x, $y) = @_;
570
571 ($x, $y) = ($ev->motion_x, $ev->motion_y);
572
573 $self->{user_w} = $bw + $x - $ox;
574 $self->{user_h} = $bh + $y - $oy;
575 $self->update;
576 };
577
578 } elsif ($x >= 0 && $x < $self->{w}
579 && $y >= 0 && $y < $tex[1]{h}) {
580
581 my ($ox, $oy) = ($ev->button_x, $ev->button_y);
582 my ($bx, $by) = ($self->{x}, $self->{y});
583
584 $self->{motion} = sub {
585 my ($ev, $x, $y) = @_;
586
587 ($x, $y) = ($ev->motion_x, $ev->motion_y);
588
589 $self->move ($bx + $x - $ox, $by + $y - $oy);
590 $self->update;
591 };
592 }
593 }
594
595 sub button_up {
596 my ($self, $ev, $x, $y) = @_;
597
598 delete $self->{motion};
599 }
600
601 sub mouse_motion {
602 my ($self, $ev, $x, $y) = @_;
603
604 $self->{motion}->($ev, $x, $y) if $self->{motion};
605 }
606
607 sub _draw {
608 my ($self) = @_;
609
610 my ($w, $h) = ($self->{w}, $self->{h});
611 my ($cw, $ch) = ($self->child->{w}, $self->child->{h});
612
613 glEnable GL_BLEND;
614 glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA;
615 glEnable GL_TEXTURE_2D;
616 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
617
618 my $top = $tex[1];
619 $top->draw_quad (0, 0, $w, $top->{h});
620
621 my $left = $tex[3];
622 $left->draw_quad (0, $top->{h}, $left->{w}, $ch);
623
624 my $right = $tex[2];
625 $right->draw_quad ($w - $right->{w}, $top->{h}, $right->{w}, $ch);
626
627 my $bottom = $tex[4];
628 $bottom->draw_quad (0, $h - $bottom->{h}, $w, $bottom->{h});
629
630 my $bg = $tex[0];
631
632 glBindTexture GL_TEXTURE_2D, $bg->{name};
633 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
634 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT;
635 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT;
636
637 my $rep_x = $cw / $bg->{w};
638 my $rep_y = $ch / $bg->{h};
639
640 $bg->draw_quad ($left->{w}, $top->{h}, $cw, $ch);
641
642 glDisable GL_TEXTURE_2D;
643 glDisable GL_BLEND;
644
645 $self->child->draw;
646
647 }
648
649 #############################################################################
650
651 package CFClient::UI::Table;
652
653 our @ISA = CFClient::UI::Base::;
654
655 use List::Util qw(max sum);
656
657 use SDL::OpenGL;
658
659 sub new {
660 my $class = shift;
661
662 $class->SUPER::new (
663 col_expand => [],
664 @_
665 )
666 }
667
668 sub add {
669 my ($self, $x, $y, $chld) = @_;
670
671 $self->{children}[$y][$x] = $chld;
672 $chld->set_parent ($self);
673
674 $self->{w} = $self->{h} = -1;
675 $self->update;
676 }
677
678 sub get_wh {
679 my ($self) = @_;
680
681 my (@w, @h);
682
683 for my $y (0 .. $#{$self->{children}}) {
684 my $row = $self->{children}[$y]
685 or next;
686
687 for my $x (0 .. $#$row) {
688 my $widget = $row->[$x]
689 or next;
690 my ($w, $h) = $widget->size_request;
691
692 $w[$x] = max $w[$x], $w;
693 $h[$y] = max $h[$y], $h;
694 }
695 }
696
697 (\@w, \@h)
698 }
699
700 sub size_request {
701 my ($self) = @_;
702
703 my ($ws, $hs) = $self->get_wh;
704
705 (
706 (sum @$ws),
707 (sum @$hs),
708 )
709 }
710
711 sub size_allocate {
712 my ($self, $x, $y, $w, $h) = @_;
713
714 $self->_size_allocate ($x, $y, $w, $h) or return;
715
716 my ($ws, $hs) = $self->get_wh;
717
718 my $req_w = sum @$ws;
719 my $req_h = sum @$hs;
720
721 # TODO: nicer code && do row_expand
722 my @col_expand = @{$self->{col_expand}};
723 @col_expand = (1) x @$ws unless @col_expand;
724 my $col_expand = (sum @col_expand) || 1;
725
726 # linearly scale sizes
727 $ws->[$_] += $col_expand[$_] / $col_expand * ($w - $req_w) for 0 .. $#$ws;
728 $hs->[$_] *= 1 * $h / $req_h for 0 .. $#$hs;
729
730 my $y;
731
732 for my $r (0 .. $#{$self->{children}}) {
733 my $row = $self->{children}[$r]
734 or next;
735
736 my $x = 0;
737 my $row_h = $hs->[$r];
738
739 for my $c (0 .. $#$row) {
740 my $widget = $row->[$c]
741 or next;
742
743 my $col_w = $ws->[$c];
744
745 $widget->size_allocate ($x, $y, $col_w, $row_h);
746
747 $x += $col_w;
748 }
749
750 $y += $row_h;
751 }
752
753 }
754
755 sub find_widget {
756 my ($self, $x, $y) = @_;
757
758 $x -= $self->{x};
759 $y -= $self->{y};
760
761 my $res;
762
763 for (grep $_, map @$_, grep $_, @{ $self->{children} }) {
764 $res = $_->find_widget ($x, $y)
765 and return $res;
766 }
767
768 $self->SUPER::find_widget ($x + $self->{x}, $y + $self->{y})
769 }
770
771 sub _draw {
772 my ($self) = @_;
773
774 for (grep $_, @{$self->{children}}) {
775 $_->draw for grep $_, @$_;
776 }
777 }
778
779 #############################################################################
780
781 package CFClient::UI::HBox;
782
783 # TODO: wrap into common Box base class
784
785 our @ISA = CFClient::UI::Container::;
786
787 sub size_request {
788 my ($self) = @_;
789
790 my @alloc = map [$_->size_request], @{$self->{children}};
791
792 (
793 (List::Util::sum map $_->[0], @alloc),
794 (List::Util::max map $_->[1], @alloc),
795 )
796 }
797
798 sub size_allocate {
799 my ($self, $x, $y, $w, $h) = @_;
800
801 $self->_size_allocate ($x, $y, $w, $h) or return;
802
803 return unless $self->{w};
804
805 ($h, $w) = ($w, $h);
806
807 my $children = $self->{children};
808
809 my @h = map +($_->size_request)[0], @$children;
810
811 my $req_h = List::Util::sum @h;
812
813 if ($req_h > $h) {
814 # ah well, not enough space
815 $_ *= $h / $req_h for @h;
816 } else {
817 my $exp = List::Util::sum map $_->{expand}, @$children;
818 $exp ||= 1;
819
820 for (0 .. $#$children) {
821 my $child = $children->[$_];
822
823 my $alloc_h = $h[$_];
824 $alloc_h += ($h - $req_h) * $child->{expand} / $exp;
825 $h[$_] = $alloc_h;
826 }
827 }
828
829 my $y = 0;
830 for (0 .. $#$children) {
831 my $child = $children->[$_];
832 my $h = $h[$_];
833 $child->size_allocate ($y, 0, $h, $w);
834
835 $y += $h;
836 }
837 }
838
839 #############################################################################
840
841 package CFClient::UI::VBox;
842
843 # TODO: wrap into common Box base class
844
845 our @ISA = CFClient::UI::Container::;
846
847 sub size_request {
848 my ($self) = @_;
849
850 my @alloc = map [$_->size_request], @{$self->{children}};
851
852 (
853 (List::Util::max map $_->[0], @alloc),
854 (List::Util::sum map $_->[1], @alloc),
855 )
856 }
857
858 sub size_allocate {
859 my ($self, $x, $y, $w, $h) = @_;
860
861 $self->_size_allocate ($x, $y, $w, $h) or return;
862
863 return unless $self->{h};
864
865 my $children = $self->{children};
866
867 my @h = map +($_->size_request)[1], @$children;
868
869 my $req_h = List::Util::sum @h;
870
871 if ($req_h > $h) {
872 # ah well, not enough space
873 $_ *= $h / $req_h for @h;
874 } else {
875 my $exp = List::Util::sum map $_->{expand}, @$children;
876 $exp ||= 1;
877
878 for (0 .. $#$children) {
879 my $child = $children->[$_];
880
881 $h[$_] += ($h - $req_h) * $child->{expand} / $exp;
882 }
883 }
884
885 my $y = 0;
886 for (0 .. $#$children) {
887 my $child = $children->[$_];
888 my $h = $h[$_];
889 $child->size_allocate (0, $y, $w, $h);
890
891 $y += $h;
892 }
893 }
894
895 #############################################################################
896
897 package CFClient::UI::Label;
898
899 our @ISA = CFClient::UI::Base::;
900
901 use SDL::OpenGL;
902
903 sub new {
904 my ($class, %arg) = @_;
905
906 my $self = $class->SUPER::new (
907 fg => [1, 1, 1],
908 height => $::FONTSIZE,
909 text => "",
910 align => -1,
911 padding => 2,
912 layout => new CFClient::Layout,
913 %arg
914 );
915
916 $self->set_text ($self->{text});
917
918 $self
919 }
920
921 sub escape_text {
922 local $_ = $_[1];
923
924 s/&/&amp;/g;
925 s/>/&gt;/g;
926 s/</&lt;/g;
927
928 $_[1]
929 }
930
931 sub set_text {
932 my ($self, $text) = @_;
933
934 $self->{text} = $text;
935 $self->{layout}->set_markup ($text);
936
937 delete $self->{texture};
938 $self->update;
939 }
940
941 sub get_text {
942 my ($self, $text) = @_;
943
944 $self->{text}
945 }
946
947 sub size_request {
948 my ($self) = @_;
949
950 $self->{layout}->set_width;
951 $self->{layout}->set_height ($self->{height});
952 my ($w, $h) = $self->{layout}->size;
953
954 (
955 $w + $self->{padding} * 2,
956 $h + $self->{padding} * 2,
957 )
958 }
959
960 sub size_allocate {
961 my ($self, $x, $y, $w, $h) = @_;
962
963 $self->_size_allocate ($x, $y, $w, $h) or return;
964
965 delete $self->{texture};
966 }
967
968 sub update {
969 my ($self) = @_;
970
971 delete $self->{texture};
972 $self->SUPER::update;
973 }
974
975 sub _draw {
976 my ($self) = @_;
977
978 my $tex = $self->{texture} ||= do {
979 $self->{layout}->set_width ($self->{w});
980 $self->{layout}->set_height (List::Util::min $self->{h}, $self->{height});
981 new_from_layout CFClient::Texture $self->{layout}
982 };
983
984 glEnable GL_BLEND;
985 glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA;
986 glEnable GL_TEXTURE_2D;
987 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE;
988
989 glColor @{$self->{fg}};
990
991 my $x =
992 $self->{align} < 0 ? $self->{padding}
993 : $self->{align} > 0 ? $self->{w} - $tex->{w} - $self->{padding}
994 : ($self->{w} - $tex->{w}) * 0.5;
995
996 $tex->draw_quad ($x, $self->{padding});
997
998 glDisable GL_TEXTURE_2D;
999 glDisable GL_BLEND;
1000 }
1001
1002 #############################################################################
1003
1004 package CFClient::UI::Entry;
1005
1006 our @ISA = CFClient::UI::Label::;
1007
1008 use SDL;
1009 use SDL::OpenGL;
1010
1011 sub new {
1012 my $class = shift;
1013
1014 $class->SUPER::new (
1015 fg => [1, 1, 1],
1016 bg => [0, 0, 0, 0.2],
1017 active_bg => [1, 1, 1],
1018 active_fg => [0, 0, 0],
1019 @_
1020 )
1021 }
1022
1023 sub _set_text {
1024 my ($self, $text) = @_;
1025
1026 $self->{last_activity} = $::NOW;
1027
1028 $self->{text} = $text;
1029 $self->{layout}->set_width ($self->{w});
1030
1031 $text =~ s/./*/g if $self->{hidden};
1032
1033 $self->{layout}->set_markup ($self->escape_text ($text) . " ");
1034
1035 $text = substr $text, 0, $self->{cursor};
1036 utf8::encode $text;
1037
1038 @$self{qw(cur_x cur_y cur_h)} = $self->{layout}->cursor_pos (length $text);
1039 }
1040
1041 sub size_request {
1042 my ($self) = @_;
1043
1044 my ($w, $h) = $self->SUPER::size_request;
1045
1046 ($w + 1, $h) # add 1 for cursor
1047 }
1048
1049 sub size_allocate {
1050 my ($self, $x, $y, $w, $h) = @_;
1051
1052 $self->SUPER::size_allocate ($x, $y, $w, $h);
1053
1054 $self->_set_text ($self->{text});
1055 }
1056
1057 sub set_text {
1058 my ($self, $text) = @_;
1059
1060 $self->{cursor} = length $text;
1061 $self->_set_text ($text);
1062 $self->update;
1063 }
1064
1065 sub key_down {
1066 my ($self, $ev) = @_;
1067
1068 my $mod = $ev->key_mod;
1069 my $sym = $ev->key_sym;
1070
1071 my $uni = $ev->key_unicode;
1072
1073 my $text = $self->get_text;
1074
1075 if ($sym == SDLK_BACKSPACE) {
1076 substr $text, --$self->{cursor}, 1, "" if $self->{cursor};
1077 } elsif ($sym == SDLK_DELETE) {
1078 substr $text, $self->{cursor}, 1, "";
1079 } elsif ($sym == SDLK_LEFT) {
1080 --$self->{cursor} if $self->{cursor};
1081 } elsif ($sym == SDLK_RIGHT) {
1082 ++$self->{cursor} if $self->{cursor} < length $self->{text};
1083 } elsif ($sym == SDLK_HOME) {
1084 $self->{cursor} = 0;
1085 } elsif ($sym == SDLK_END) {
1086 $self->{cursor} = length $text;
1087 } elsif ($uni) {
1088 substr $text, $self->{cursor}++, 0, chr $uni;
1089 }
1090
1091 $self->_set_text ($text);
1092 $self->update;
1093 }
1094
1095 sub focus_in {
1096 my ($self) = @_;
1097
1098 $self->{last_activity} = $::NOW;
1099
1100 $self->SUPER::focus_in;
1101 }
1102
1103 sub button_down {
1104 my ($self, $ev, $x, $y) = @_;
1105
1106 $self->SUPER::button_down ($ev, $x, $y);
1107
1108 my $idx = $self->{layout}->xy_to_index ($x, $y);
1109
1110 # byte-index to char-index
1111 my $text = $self->{text};
1112 utf8::encode $text;
1113 $self->{cursor} = length substr $text, 0, $idx;
1114
1115 $self->_set_text ($self->{text});
1116 $self->update;
1117 }
1118
1119 sub mouse_motion {
1120 my ($self, $ev, $x, $y) = @_;
1121 # printf "M %d,%d %d,%d\n", $ev->motion_x, $ev->motion_y, $x, $y;#d#
1122 }
1123
1124 sub _draw {
1125 my ($self) = @_;
1126
1127 local $self->{fg} = $self->{fg};
1128
1129 if ($FOCUS == $self) {
1130 glColor @{$self->{active_bg}};
1131 $self->{fg} = $self->{active_fg};
1132 } else {
1133 glColor @{$self->{bg}};
1134 }
1135
1136 glEnable GL_BLEND;
1137 glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA;
1138 glBegin GL_QUADS;
1139 glVertex 0 , 0;
1140 glVertex 0 , $self->{h};
1141 glVertex $self->{w}, $self->{h};
1142 glVertex $self->{w}, 0;
1143 glEnd;
1144 glDisable GL_BLEND;
1145
1146 $self->SUPER::_draw;
1147
1148 #TODO: force update every cursor change :(
1149 if ($FOCUS == $self && (($::NOW - $self->{last_activity}) & 1023) < 600) {
1150 glColor @{$self->{fg}};
1151 glBegin GL_LINES;
1152 glVertex $self->{cur_x}, $self->{cur_y};
1153 glVertex $self->{cur_x}, $self->{cur_y} + $self->{cur_h};
1154 glEnd;
1155 }
1156 }
1157
1158 #############################################################################
1159
1160 package CFClient::UI::Slider;
1161
1162 use strict;
1163
1164 use SDL::OpenGL;
1165
1166 our @ISA = CFClient::UI::DrawBG::;
1167
1168 sub new {
1169 my $class = shift;
1170
1171 # range [value, low, high, page]
1172
1173 my $self = $class->SUPER::new (
1174 fg => [1, 1, 1],
1175 active_fg => [0, 0, 0],
1176 range => [0, 0, 100, 10],
1177 req_w => 40,
1178 req_h => 10,
1179 vertical => 0,
1180 @_
1181 );
1182
1183 $self
1184 }
1185
1186 sub size_request {
1187 my ($self) = @_;
1188
1189 my $w = $self->{req_w};
1190 my $h = $self->{req_h};
1191
1192 $self->{vertical} ? ($h, $w) : ($w, $h)
1193 }
1194
1195 sub button_down {
1196 my ($self, $ev, $x, $y) = @_;
1197
1198 $self->SUPER::button_down ($ev, $x, $y);
1199 $self->mouse_motion ($ev, $x, $y);
1200 }
1201
1202 sub mouse_motion {
1203 my ($self, $ev, $x, $y) = @_;
1204
1205 if ($GRAB == $self) {
1206 my ($value, $lo, $hi, $page) = @{$self->{range}};
1207
1208 my ($x, $w) = $self->{vertical} ? ($y, $self->{h}) : ($x, $self->{w});
1209
1210 $x = $x * ($hi - $lo) / $w + $lo;
1211 $x = $lo if $x < $lo;
1212 $x = $hi - $page if $x > $hi - $page;
1213 $self->{range}[0] = $x;
1214
1215 $self->emit (changed => $x);
1216 $self->update;
1217 }
1218 }
1219
1220 sub _draw {
1221 my ($self) = @_;
1222
1223 $self->SUPER::_draw ();
1224
1225 my ($w, $h) = @$self{qw(w h)};
1226
1227 if ($self->{vertical}) {
1228 # draw a vertical slider like a rotated horizontal slider
1229
1230 glRotate 90, 0, 0, 1;
1231 glTranslate 0, -$self->{w}, 0;
1232
1233 ($w, $h) = ($h, $w);
1234 }
1235
1236 my $fg = $FOCUS == $self ? $self->{active_fg} : $self->{fg};
1237 my $bg = $FOCUS == $self ? $self->{active_bg} : $self->{bg};
1238
1239 my ($value, $lo, $hi, $page) = @{$self->{range}};
1240
1241 $page = int $page * $w / ($hi - $lo);
1242 $value = int +($value - $lo) * $w / ($hi - $lo);
1243
1244 $w -= $page;
1245 $page &= ~1;
1246 glTranslate $page * 0.5, 0, 0;
1247
1248 glColor @$fg;
1249 glBegin GL_LINES;
1250 glVertex 0, 0; glVertex 0, $h;
1251 glVertex $w - 1, 0; glVertex $w - 1, $h;
1252 glVertex 0, $h * 0.5; glVertex $w, $h * 0.5;
1253 glEnd;
1254
1255 my $knob_a = $value - $page * 0.5;
1256 my $knob_b = $value + $page * 0.5;
1257
1258 glBegin GL_QUADS;
1259 glColor @$fg;
1260 glVertex $knob_a, 0;
1261 glVertex $knob_a, $h;
1262 glVertex $knob_b, $h;
1263 glVertex $knob_b, 0;
1264
1265 if ($knob_a < $knob_b - 2) {
1266 glColor @$bg;
1267 glVertex $knob_a + 1, 1;
1268 glVertex $knob_a + 1, $h - 1;
1269 glVertex $knob_b - 1, $h - 1;
1270 glVertex $knob_b - 1, 1;
1271 }
1272 glEnd;
1273 }
1274
1275 #############################################################################
1276
1277 package CFClient::UI::MapWidget;
1278
1279 use strict;
1280
1281 use List::Util qw(min max);
1282
1283 use SDL;
1284 use SDL::OpenGL;
1285
1286 our @ISA = CFClient::UI::Base::;
1287
1288 sub new {
1289 my $class = shift;
1290
1291 $class->SUPER::new (
1292 z => -1,
1293 list => (glGenLists 1),
1294 @_
1295 )
1296 }
1297
1298 sub key_down {
1299 print "MAPKEYDOWN\n";
1300 }
1301
1302 sub key_up {
1303 }
1304
1305 sub size_request {
1306 (
1307 1 + 32 * int $::WIDTH / 32,
1308 1 + 32 * int $::HEIGHT / 32,
1309 )
1310 }
1311
1312 sub update {
1313 my ($self) = @_;
1314
1315 $self->{need_update} = 1;
1316 $self->SUPER::update;
1317 }
1318
1319 sub draw {
1320 my ($self) = @_;
1321
1322 if (delete $self->{need_update}) {
1323 glNewList $self->{list}, GL_COMPILE;
1324
1325 my $mx = $::CONN->{mapx};
1326 my $my = $::CONN->{mapy};
1327
1328 my $map = $::CONN->{map};
1329
1330 my ($xofs, $yofs);
1331
1332 my $sw = 1 + int $::WIDTH / 32;
1333 my $sh = 1 + int $::HEIGHT / 32;
1334
1335 if ($::CONN->{mapw} > $sw) {
1336 $xofs = $mx + ($::CONN->{mapw} - $sw) * 0.5;
1337 } else {
1338 $xofs = $self->{xofs} = min $mx, max $mx + $::CONN->{mapw} - $sw + 1, $self->{xofs};
1339 }
1340
1341 if ($::CONN->{maph} > $sh) {
1342 $yofs = $my + ($::CONN->{maph} - $sh) * 0.5;
1343 } else {
1344 $yofs = $self->{yofs} = min $my, max $my + $::CONN->{maph} - $sh + 1, $self->{yofs};
1345 }
1346
1347 glEnable GL_TEXTURE_2D;
1348 glEnable GL_BLEND;
1349 glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA;
1350 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
1351
1352 my $sw4 = ($sw + 3) & ~3;
1353 my $darkness = "\x00" x ($sw4 * $sh);
1354
1355 for my $x (0 .. $sw - 1) {
1356 my $row = $map->[$x + $xofs];
1357 for my $y (0 .. $sh - 1) {
1358
1359 my $cell = $row->[$y + $yofs]
1360 or next;
1361
1362 my $dark = $cell->[0];
1363 if ($dark < 0) {
1364 substr $darkness, $y * $sw4 + $x, 1, chr 224;
1365 } else {
1366 substr $darkness, $y * $sw4 + $x, 1, chr 255 - $dark;
1367 }
1368
1369 for my $num (grep $_, @$cell[1,2,3]) {
1370 my $tex = $::CONN->{face}[$num]{texture} || next;
1371
1372 my ($w, $h) = @$tex{qw(w h)};
1373
1374 $tex->draw_quad (($x + 1) * 32 - $w, ($y + 1) * 32 - $h, $w, $h);
1375 }
1376 }
1377 }
1378
1379 # if (1) { # higher quality darkness
1380 # $lighting =~ s/(.)/$1$1$1/gs;
1381 # my $pb = new_from_data Gtk2::Gdk::Pixbuf $lighting, "rgb", 0, 8, $sw4, $sh, $sw4 * 3;
1382 #
1383 # $pb = $pb->scale_simple ($sw4 * 0.5, $sh * 0.5, "bilinear");
1384 #
1385 # $lighting = $pb->get_pixels;
1386 # $lighting =~ s/(.)../$1/gs;
1387 # }
1388
1389 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE;
1390
1391 $darkness = new CFClient::Texture
1392 w => $sw4,
1393 h => $sh,
1394 data => $darkness,
1395 internalformat => GL_ALPHA,
1396 format => GL_ALPHA;
1397
1398 glColor 0.45, 0.45, 0.45, 1;
1399 $darkness->draw_quad (0, 0, $sw4 * 32, $sh * 32);
1400
1401 glDisable GL_TEXTURE_2D;
1402 glDisable GL_BLEND;
1403
1404 glEndList;
1405 }
1406
1407 glCallList $self->{list};
1408 }
1409
1410 my %DIR = (
1411 SDLK_KP8, [1, "north"],
1412 SDLK_KP9, [2, "northeast"],
1413 SDLK_KP6, [3, "east"],
1414 SDLK_KP3, [4, "southeast"],
1415 SDLK_KP2, [5, "south"],
1416 SDLK_KP1, [6, "southwest"],
1417 SDLK_KP4, [7, "west"],
1418 SDLK_KP7, [8, "northwest"],
1419
1420 SDLK_UP, [1, "north"],
1421 SDLK_RIGHT, [3, "east"],
1422 SDLK_DOWN, [5, "south"],
1423 SDLK_LEFT, [7, "west"],
1424 );
1425
1426 sub key_down {
1427 my ($self, $ev) = @_;
1428
1429 my $mod = $ev->key_mod;
1430 my $sym = $ev->key_sym;
1431
1432 if ($sym == SDLK_KP5) {
1433 $::CONN->send ("command stay fire");
1434 } elsif (exists $DIR{$sym}) {
1435 if ($mod & KMOD_SHIFT) {
1436 $self->{shft}++;
1437 $::CONN->send ("command fire $DIR{$sym}[0]");
1438 } elsif ($mod & KMOD_CTRL) {
1439 $self->{ctrl}++;
1440 $::CONN->send ("command run $DIR{$sym}[0]");
1441 } else {
1442 $::CONN->send ("command $DIR{$sym}[1]");
1443 }
1444 }
1445 }
1446
1447 sub key_up {
1448 my ($self, $ev) = @_;
1449
1450 my $mod = $ev->key_mod;
1451 my $sym = $ev->key_sym;
1452
1453 if (!($mod & KMOD_SHIFT) && delete $self->{shft}) {
1454 $::CONN->send ("command fire_stop");
1455 }
1456 if (!($mod & KMOD_CTRL ) && delete $self->{ctrl}) {
1457 $::CONN->send ("command run_stop");
1458 }
1459 }
1460
1461 #############################################################################
1462
1463 package CFClient::UI::Animator;
1464
1465 use SDL::OpenGL;
1466
1467 our @ISA = CFClient::UI::Bin::;
1468
1469 sub moveto {
1470 my ($self, $x, $y) = @_;
1471
1472 $self->{moveto} = [$self->{x}, $self->{y}, $x, $y];
1473 $self->{speed} = 0.001;
1474 $self->{time} = 1;
1475
1476 ::animation_start $self;
1477 }
1478
1479 sub animate {
1480 my ($self, $interval) = @_;
1481
1482 $self->{time} -= $interval * $self->{speed};
1483 if ($self->{time} <= 0) {
1484 $self->{time} = 0;
1485 ::animation_stop $self;
1486 }
1487
1488 my ($x0, $y0, $x1, $y1) = @{$self->{moveto}};
1489
1490 $self->{x} = $x0 * $self->{time} + $x1 * (1 - $self->{time});
1491 $self->{y} = $y0 * $self->{time} + $y1 * (1 - $self->{time});
1492 }
1493
1494 sub _draw {
1495 my ($self) = @_;
1496
1497 glPushMatrix;
1498 glRotate $self->{time} * 1000, 0, 1, 0;
1499 $self->{children}[0]->draw;
1500 glPopMatrix;
1501 }
1502
1503 #############################################################################
1504
1505 package CFClient::UI::Toplevel;
1506
1507 our @ISA = CFClient::UI::Container::;
1508
1509 sub size_request {
1510 ($::WIDTH, $::HEIGHT)
1511 }
1512
1513 sub size_allocate {
1514 my ($self, $x, $y, $w, $h) = @_;
1515
1516 $self->_size_allocate ($x, $y, $w, $h);
1517
1518 $_->size_allocate ($_->{x}, $_->{y}, $_->size_request)
1519 for @{$self->{children}};
1520 }
1521
1522 sub translate {
1523 my ($self, $x, $y) = @_;
1524
1525 ($x, $y)
1526 }
1527
1528 sub update {
1529 my ($self) = @_;
1530
1531 $self->size_allocate (0, 0, $::WIDTH, $::HEIGHT);
1532 ::refresh ();
1533 }
1534
1535 sub add {
1536 my ($self, $widget) = @_;
1537
1538 $self->SUPER::add ($widget);
1539
1540 $widget->size_allocate ($widget->{x}, $widget->{y}, $widget->size_request);
1541 }
1542
1543 sub draw {
1544 my ($self) = @_;
1545
1546 $self->_draw;
1547 }
1548
1549 #############################################################################
1550
1551 package CFClient::UI;
1552
1553 $TOPLEVEL = new CFClient::UI::Toplevel;
1554
1555 1
1556