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Comparing deliantra/Deliantra-Client/DC/UI.pm (file contents):
Revision 1.6 by elmex, Fri Apr 7 19:58:55 2006 UTC vs.
Revision 1.457 by root, Fri Dec 28 15:05:20 2007 UTC

1package Crossfire::Client::Widget; 1package DC::UI;
2
3use utf8;
2use strict; 4use strict;
3 5
4our $FOCUS; # the widget with current focus 6use List::Util ();
5our %ACTIVE_WIDGETS; 7
8use DC;
9use DC::Pod;
10use DC::Texture;
11
12our ($FOCUS, $HOVER, $GRAB); # various widgets
13
14our $LAYOUT;
15our $ROOT;
16our $TOOLTIP;
17our $BUTTON_STATE;
18
19our %WIDGET; # all widgets, weak-referenced
20
21our $TOOLTIP_WATCHER = EV::timer_ns 0, 0.03, sub {
22 $_[0]->stop;
23
24 if (!$GRAB) {
25 for (my $widget = $HOVER; $widget; $widget = $widget->{parent}) {
26 if (length $widget->{tooltip}) {
27 if ($TOOLTIP->{owner} != $widget) {
28 $TOOLTIP->{owner}->emit ("tooltip_hide") if $TOOLTIP->{owner};
29 $TOOLTIP->hide;
30
31 $TOOLTIP->{owner} = $widget;
32 $TOOLTIP->{owner}->emit ("tooltip_show") if $TOOLTIP->{owner};
33
34 return if $ENV{CFPLUS_DEBUG} & 8;
35
36 $TOOLTIP->set_tooltip_from ($widget);
37 $TOOLTIP->show;
38 }
39
40 return;
41 }
42 }
43 }
44
45 $TOOLTIP->hide;
46 $TOOLTIP->{owner}->emit ("tooltip_hide") if $TOOLTIP->{owner};
47 delete $TOOLTIP->{owner};
48};
49
50sub get_layout {
51 my $layout;
52
53 for (grep { $_->{name} } values %WIDGET) {
54 my $win = $layout->{$_->{name}} = { };
55
56 $win->{x} = ($_->{x} + $_->{w} * 0.5) / $::WIDTH if $_->{x} =~ /^[0-9.]+$/;
57 $win->{y} = ($_->{y} + $_->{h} * 0.5) / $::HEIGHT if $_->{y} =~ /^[0-9.]+$/;
58 $win->{w} = $_->{w} / $::WIDTH if defined $_->{w};
59 $win->{h} = $_->{h} / $::HEIGHT if defined $_->{h};
60
61 $win->{show} = $_->{visible} && $_->{is_toplevel};
62 }
63
64 $layout
65}
66
67sub set_layout {
68 my ($layout) = @_;
69
70 $LAYOUT = $layout;
71}
6 72
7# class methods for events 73# class methods for events
8sub feed_sdl_key_down_event { $FOCUS->key_down ($_[0]) if $FOCUS } 74sub feed_sdl_key_down_event {
9sub feed_sdl_key_up_event { $FOCUS->key_up ($_[0]) if $FOCUS } 75 $FOCUS->emit (key_down => $_[0])
10sub feed_sdl_button_down_event { $FOCUS->button_down ($_[0]) if $FOCUS } 76 if $FOCUS;
11sub feed_sdl_button_up_event { $FOCUS->button_up ($_[0]) if $FOCUS } 77}
78
79sub feed_sdl_key_up_event {
80 $FOCUS->emit (key_up => $_[0])
81 if $FOCUS;
82}
83
84sub check_hover {
85 my ($widget) = @_;
86
87 if ($widget != $HOVER) {
88 my $hover = $HOVER; $HOVER = $widget;
89
90 $hover->update if $hover && $hover->{can_hover};
91 $HOVER->update if $HOVER && $HOVER->{can_hover};
92
93 $TOOLTIP_WATCHER->again;
94 }
95}
96
97sub feed_sdl_button_down_event {
98 my ($ev) = @_;
99 my ($x, $y) = ($ev->{x}, $ev->{y});
100
101 $BUTTON_STATE |= 1 << ($ev->{button} - 1);
102
103 unless ($GRAB) {
104 my $widget = $ROOT->find_widget ($x, $y);
105
106 $GRAB = $widget;
107 $GRAB->update if $GRAB;
108
109 $TOOLTIP_WATCHER->invoke;
110 }
111
112 if ($GRAB) {
113 if ($ev->{button} == 4 || $ev->{button} == 5) {
114 # mousewheel
115 my $delta = $ev->{button} * 2 - 9;
116 my $shift = $ev->{mod} & DC::KMOD_SHIFT;
117
118 $ev->{dx} = $shift ? $delta : 0;
119 $ev->{dy} = $shift ? 0 : $delta;
120
121 $GRAB->emit (mouse_wheel => $ev);
122 } else {
123 $GRAB->emit (button_down => $ev)
124 }
125 }
126}
127
128sub feed_sdl_button_up_event {
129 my ($ev) = @_;
130
131 my $widget = $GRAB || $ROOT->find_widget ($ev->{x}, $ev->{y});
132
133 $BUTTON_STATE &= ~(1 << ($ev->{button} - 1));
134
135 $GRAB->emit (button_up => $ev)
136 if $GRAB && $ev->{button} != 4 && $ev->{button} != 5;
137
138 unless ($BUTTON_STATE) {
139 my $grab = $GRAB; undef $GRAB;
140 $grab->update if $grab;
141 $GRAB->update if $GRAB;
142
143 check_hover $widget;
144 $TOOLTIP_WATCHER->invoke;
145 }
146}
147
148sub feed_sdl_motion_event {
149 my ($ev) = @_;
150 my ($x, $y) = ($ev->{x}, $ev->{y});
151
152 my $widget = $GRAB || $ROOT->find_widget ($x, $y);
153
154 check_hover $widget;
155
156 $HOVER->emit (mouse_motion => $ev)
157 if $HOVER;
158}
159
160# convert position array to integers
161sub harmonize {
162 my ($vals) = @_;
163
164 my $rem = 0;
165
166 for (@$vals) {
167 my $i = int $_ + $rem;
168 $rem += $_ - $i;
169 $_ = $i;
170 }
171}
172
173sub full_refresh {
174 # make a copy, otherwise for complains about freed values.
175 my @widgets = values %WIDGET;
176
177 $_->update
178 for @widgets;
179}
180
181sub reconfigure_widgets {
182 # make a copy, otherwise C<for> complains about freed values.
183 my @widgets = values %WIDGET;
184
185 $_->reconfigure
186 for @widgets;
187}
188
189# call when resolution changes etc.
190sub rescale_widgets {
191 my ($sx, $sy) = @_;
192
193 for my $widget (values %WIDGET) {
194 if ($widget->{is_toplevel}) {
195 $widget->{x} += int $widget->{w} * 0.5 if $widget->{x} =~ /^[0-9.]+$/;
196 $widget->{y} += int $widget->{h} * 0.5 if $widget->{y} =~ /^[0-9.]+$/;
197
198 $widget->{x} = int 0.5 + $widget->{x} * $sx if $widget->{x} =~ /^[0-9.]+$/;
199 $widget->{w} = int 0.5 + $widget->{w} * $sx if exists $widget->{w};
200 $widget->{force_w} = int 0.5 + $widget->{force_w} * $sx if exists $widget->{force_w};
201 $widget->{y} = int 0.5 + $widget->{y} * $sy if $widget->{y} =~ /^[0-9.]+$/;
202 $widget->{h} = int 0.5 + $widget->{h} * $sy if exists $widget->{h};
203 $widget->{force_h} = int 0.5 + $widget->{force_h} * $sy if exists $widget->{force_h};
204
205 $widget->{x} -= int $widget->{w} * 0.5 if $widget->{x} =~ /^[0-9.]+$/;
206 $widget->{y} -= int $widget->{h} * 0.5 if $widget->{y} =~ /^[0-9.]+$/;
207
208 }
209 }
210
211 reconfigure_widgets;
212}
213
214#############################################################################
215
216package DC::UI::Event;
217
218sub xy {
219 $_[1]->coord2local ($_[0]{x}, $_[0]{y})
220}
221
222#############################################################################
223
224package DC::UI::Base;
225
226use strict;
227
228use DC::OpenGL;
12 229
13sub new { 230sub new {
14 my $class = shift; 231 my $class = shift;
232
233 my $self = bless {
234 x => "center",
235 y => "center",
236 z => 0,
237 w => undef,
238 h => undef,
239 can_events => 1,
240 @_
241 }, $class;
242
243 DC::weaken ($DC::UI::WIDGET{$self+0} = $self);
244
245 for (keys %$self) {
246 if (/^on_(.*)$/) {
247 $self->connect ($1 => delete $self->{$_});
248 }
249 }
250
251 if (my $layout = $DC::UI::LAYOUT->{$self->{name}}) {
252 $self->{x} = $layout->{x} * $DC::UI::ROOT->{alloc_w} if exists $layout->{x};
253 $self->{y} = $layout->{y} * $DC::UI::ROOT->{alloc_h} if exists $layout->{y};
254 $self->{force_w} = $layout->{w} * $DC::UI::ROOT->{alloc_w} if exists $layout->{w};
255 $self->{force_h} = $layout->{h} * $DC::UI::ROOT->{alloc_h} if exists $layout->{h};
256
257 $self->{x} -= $self->{force_w} * 0.5 if exists $layout->{x};
258 $self->{y} -= $self->{force_h} * 0.5 if exists $layout->{y};
259
260 $self->show if $layout->{show};
261 }
262
263 $self
264}
265
266sub destroy {
15 my $self = { @_ }; 267 my ($self) = @_;
16 bless $self, $class;
17 return $self;
18}
19 268
20sub activate { 269 $self->hide;
21 $ACTIVE_WIDGETS{$_[0]} = $_[0]; 270 $self->emit ("destroy");
271 %$self = ();
22} 272}
23 273
24sub deactivate { 274sub TO_JSON {
25 delete $ACTIVE_WIDGETS{$_[0]}; 275 { "\fw" => $_[0]{s_id} }
26} 276}
27 277
28sub focus_in { 278sub show {
29 my ($widget) = @_; 279 my ($self) = @_;
280
281 return if $self->{parent};
282
283 $DC::UI::ROOT->add ($self);
284}
285
286sub set_visible {
287 my ($self) = @_;
288
289 return if $self->{visible};
290
291 $self->{root} = $self->{parent}{root};
292 $self->{visible} = $self->{parent}{visible} + 1;
293
294 $self->emit (visibility_change => 1);
295
296 $self->realloc if !exists $self->{req_w};
297
298 $_->set_visible for $self->children;
299}
300
301sub set_invisible {
302 my ($self) = @_;
303
304 return unless $self->{visible};
305
306 $_->set_invisible for $self->children;
307
308 delete $self->{visible};
309 delete $self->{root};
310
311 undef $GRAB if $GRAB == $self;
312 undef $HOVER if $HOVER == $self;
313
314 $DC::UI::TOOLTIP_WATCHER->invoke
315 if $TOOLTIP->{owner} == $self;
316
317 $self->emit ("focus_out");
318 $self->emit (visibility_change => 0);
319}
320
321sub set_visibility {
322 my ($self, $visible) = @_;
323
324 return if $self->{visible} == $visible;
325
326 $visible ? $self->show
327 : $self->hide;
328}
329
330sub toggle_visibility {
331 my ($self) = @_;
332
333 $self->{visible}
334 ? $self->hide
335 : $self->show;
336}
337
338sub hide {
339 my ($self) = @_;
340
341 $self->set_invisible;
342
343 # extra $parent copy for 5.8.8+ bug workaround
344 # (otherwise $_[0] in remove gets freed
345 if (my $parent = $self->{parent}) {
346 $parent->remove ($self);
347 }
348}
349
350sub move_abs {
351 my ($self, $x, $y, $z) = @_;
352
353 $self->{x} = List::Util::max 0, List::Util::min $self->{root}{w} - $self->{w}, int $x;
354 $self->{y} = List::Util::max 0, List::Util::min $self->{root}{h} - $self->{h}, int $y;
355 $self->{z} = $z if defined $z;
356
357 $self->update;
358}
359
360sub set_size {
361 my ($self, $w, $h) = @_;
362
363 $self->{force_w} = $w;
364 $self->{force_h} = $h;
365
366 $self->realloc;
367}
368
369# traverse the widget chain up to find the maximum "physical" size constraints
370sub get_max_wh {
371 my ($self) = @_;
372
373 return $self->{parent}->get_max_wh
374 if $self->{parent};
375
376 ($::WIDTH, $::HEIGHT)
377}
378
379sub size_request {
380 require Carp;
381 Carp::confess "size_request is abstract";
382}
383
384sub baseline_shift {
385 0
386}
387
388sub configure {
389 my ($self, $x, $y, $w, $h) = @_;
390
391 if ($self->{aspect}) {
392 my ($ow, $oh) = ($w, $h);
393
394 $w = List::Util::min $w, DC::ceil $h * $self->{aspect};
395 $h = List::Util::min $h, DC::ceil $w / $self->{aspect};
396
397 # use alignment to adjust x, y
398
399 $x += int 0.5 * ($ow - $w);
400 $y += int 0.5 * ($oh - $h);
401 }
402
403 if ($self->{x} ne $x || $self->{y} ne $y) {
404 $self->{x} = $x;
405 $self->{y} = $y;
406 $self->update;
407 }
408
409 if ($self->{alloc_w} != $w || $self->{alloc_h} != $h) {
410 return unless $self->{visible};
411
412 $self->{alloc_w} = $w;
413 $self->{alloc_h} = $h;
414
415 $self->{root}{size_alloc}{$self+0} = $self;
416 }
417}
418
419sub children {
420 # nop
421}
422
423sub visible_children {
424 $_[0]->children
425}
426
427sub set_max_size {
428 my ($self, $w, $h) = @_;
429
430 $self->{max_w} = int $w if defined $w;
431 $self->{max_h} = int $h if defined $h;
432
433 $self->realloc;
434}
435
436sub set_tooltip {
437 my ($self, $tooltip) = @_;
438
439 $tooltip =~ s/^\s+//;
440 $tooltip =~ s/\s+$//;
441
442 return if $self->{tooltip} eq $tooltip;
443
444 $self->{tooltip} = $tooltip;
445
446 if ($DC::UI::TOOLTIP->{owner} == $self) {
447 delete $DC::UI::TOOLTIP->{owner};
448 $DC::UI::TOOLTIP_WATCHER->invoke;
449 }
450}
451
452# translate global coordinates to local coordinate system
453sub coord2local {
454 my ($self, $x, $y) = @_;
455
456 return (undef, undef) unless $self->{parent};
457
458 $self->{parent}->coord2local ($x - $self->{x}, $y - $self->{y})
459}
460
461# translate local coordinates to global coordinate system
462sub coord2global {
463 my ($self, $x, $y) = @_;
464
465 return (undef, undef) unless $self->{parent};
466
467 $self->{parent}->coord2global ($x + $self->{x}, $y + $self->{y})
468}
469
470sub invoke_focus_in {
471 my ($self) = @_;
472
473 return if $FOCUS == $self;
474 return unless $self->{can_focus};
475
30 $FOCUS = $widget; 476 $FOCUS = $self;
31}
32 477
478 $self->update;
479
480 0
481}
482
33sub focus_out { 483sub invoke_focus_out {
34 my ($widget) = @_; 484 my ($self) = @_;
35}
36 485
37sub key_down { 486 return unless $FOCUS == $self;
38 my ($widget, $sdlev) = @_;
39}
40 487
41sub key_up { 488 undef $FOCUS;
42 my ($widget, $sdlev) = @_;
43}
44 489
490 $self->update;
491
492 $::MAPWIDGET->grab_focus #d# focus mapwidget if no other widget has focus
493 unless $FOCUS;
494
495 0
496}
497
498sub grab_focus {
499 my ($self) = @_;
500
501 $FOCUS->emit ("focus_out") if $FOCUS;
502 $self->emit ("focus_in");
503}
504
505sub invoke_mouse_motion { 0 }
506sub invoke_button_up { 0 }
507sub invoke_key_down { 0 }
508sub invoke_key_up { 0 }
509sub invoke_mouse_wheel { 0 }
510
45sub button_down { 511sub invoke_button_down {
46 my ($widget, $sdlev) = @_; 512 my ($self, $ev, $x, $y) = @_;
47}
48 513
49sub button_up { 514 $self->grab_focus;
50 my ($widget, $sdlev) = @_;
51}
52 515
516 0
517}
518
519sub connect {
520 my ($self, $signal, $cb) = @_;
521
522 push @{ $self->{signal_cb}{$signal} }, $cb;
523
524 defined wantarray and DC::guard {
525 @{ $self->{signal_cb}{$signal} } = grep $_ != $cb,
526 @{ $self->{signal_cb}{$signal} };
527 }
528}
529
530sub disconnect_all {
531 my ($self, $signal) = @_;
532
533 delete $self->{signal_cb}{$signal};
534}
535
536my %has_coords = (
537 button_down => 1,
538 button_up => 1,
539 mouse_motion => 1,
540 mouse_wheel => 1,
541);
542
543sub emit {
544 my ($self, $signal, @args) = @_;
545
546 # I do not really like this solution, but I do not like duplication
547 # and needlessly verbose code, either.
548 my @append
549 = $has_coords{$signal}
550 ? $args[0]->xy ($self)
551 : ();
552
553 #warn +(caller(1))[3] . "emit $signal on $self (parent $self->{parent})\n";#d#
554
555 for my $cb (
556 @{$self->{signal_cb}{$signal} || []}, # before
557 ($self->can ("invoke_$signal") || sub { 1 }), # closure
558 ) {
559 return $cb->($self, @args, @append) || next;
560 }
561
562 # parent
563 $self->{parent} && $self->{parent}->emit ($signal, @args)
564}
565
566#sub find_widget {
567# in .xs
568
569sub set_parent {
570 my ($self, $parent) = @_;
571
572 DC::weaken ($self->{parent} = $parent);
573 $self->set_visible if $parent->{visible};
574}
575
576sub realloc {
577 my ($self) = @_;
578
579 if ($self->{visible}) {
580 return if $self->{root}{realloc}{$self+0};
581
582 $self->{root}{realloc}{$self+0} = $self;
583 $self->{root}->update;
584 } else {
585 delete $self->{req_w};
586 delete $self->{req_h};
587 }
588}
589
590sub update {
591 my ($self) = @_;
592
593 $self->{parent}->update
594 if $self->{parent};
595}
596
597sub reconfigure {
598 my ($self) = @_;
599
600 $self->realloc;
601 $self->update;
602}
603
604# using global variables seems a bit hacky, but passing through all drawing
605# functions seems pointless.
606our ($draw_x, $draw_y, $draw_w, $draw_h); # screen rectangle being drawn
607
53sub draw { 608#sub draw {
609#CFPlus.xs
610
611sub _draw {
54 my ($widget) = @_; 612 my ($self) = @_;
55}
56 613
57sub bbox { 614 warn "no draw defined for $self\n";
615}
616
617sub DESTROY {
58 my ($widget) = @_; 618 my ($self) = @_;
59}
60 619
61package Client::TextView; 620 return if DC::in_destruct;
621
622 local $@;
623 eval { $self->destroy };
624 warn "exception during widget destruction: $@" if $@ & $@ != /during global destruction/;
625
626 delete $WIDGET{$self+0};
627}
628
629#############################################################################
630
631package DC::UI::DrawBG;
632
633our @ISA = DC::UI::Base::;
62 634
63use strict; 635use strict;
64our @ISA = qw/Client::Widget/;
65
66use SDL::OpenGL; 636use DC::OpenGL;
67use SDL::OpenGL::Constants;
68 637
69sub add_line { 638sub new {
70 my ($self, $line) = @_; 639 my $class = shift;
71 push @{$self->{lines}}, $line;
72}
73 640
641 $class->SUPER::new (
642 #bg => [0, 0, 0, 0.2],
643 #active_bg => [1, 1, 1, 0.5],
644 @_
645 )
646}
647
74sub draw { 648sub _draw {
649 my ($self) = @_;
650
651 my $color = $FOCUS == $self && $self->{active_bg}
652 ? $self->{active_bg}
653 : $self->{bg};
654
655 if ($color && (@$color < 4 || $color->[3])) {
656 my ($w, $h) = @$self{qw(w h)};
657
658 glEnable GL_BLEND;
659 glBlendFunc GL_ONE, GL_ONE_MINUS_SRC_ALPHA;
660 glColor_premultiply @$color;
661 glRect 0, 0, $w, $h;
662 glDisable GL_BLEND;
663 }
664}
665
666#############################################################################
667
668package DC::UI::Empty;
669
670our @ISA = DC::UI::Base::;
671
672sub new {
673 my ($class, %arg) = @_;
674 $class->SUPER::new (can_events => 0, %arg);
675}
676
677sub size_request {
678 my ($self) = @_;
679
680 ($self->{w} + 0, $self->{h} + 0)
681}
682
683sub draw { }
684
685#############################################################################
686
687package DC::UI::Container;
688
689our @ISA = DC::UI::Base::;
690
691sub new {
692 my ($class, %arg) = @_;
693
694 my $children = delete $arg{children};
695
696 my $self = $class->SUPER::new (
697 children => [],
698 can_events => 0,
699 %arg,
700 );
701
702 $self->add (@$children)
703 if $children && @$children;
704
705 $self
706}
707
708sub realloc {
709 my ($self) = @_;
710
711 $self->{force_realloc} = 1;
712 $self->{force_size_alloc} = 1;
713 $self->SUPER::realloc;
714}
715
716sub add {
717 my ($self, @widgets) = @_;
718
719 $_->set_parent ($self)
720 for @widgets;
721
722 # TODO: only do this in widgets that need it, e.g. root, fixed
723 use sort 'stable';
724
725 $self->{children} = [
726 sort { $a->{z} <=> $b->{z} }
727 @{$self->{children}}, @widgets
728 ];
729
730 $self->realloc;
731
732 $self->emit (c_add => \@widgets);
733
734 map $_+0, @widgets
735}
736
737sub children {
738 @{ $_[0]{children} }
739}
740
741sub remove {
742 my ($self, @widgets) = @_;
743
744 $self->emit (c_remove => \@widgets);
745
746 for my $child (@widgets) {
747 delete $child->{parent};
748 $child->hide;
749 $self->{children} = [ grep $_ != $child, @{ $self->{children} } ];
750 }
751
752 $self->realloc;
753}
754
755sub clear {
756 my ($self) = @_;
757
758 my $children = $self->{children};
759 $self->{children} = [];
760
761 for (@$children) {
762 delete $_->{parent};
763 $_->hide;
764 }
765
766 $self->realloc;
767}
768
769sub find_widget {
770 my ($self, $x, $y) = @_;
771
772 $x -= $self->{x};
773 $y -= $self->{y};
774
775 my $res;
776
777 for (reverse $self->visible_children) {
778 $res = $_->find_widget ($x, $y)
779 and return $res;
780 }
781
782 $self->SUPER::find_widget ($x + $self->{x}, $y + $self->{y})
783}
784
785sub _draw {
786 my ($self) = @_;
787
788 $_->draw for $self->visible_children;
789}
790
791#############################################################################
792
793package DC::UI::Bin;
794
795our @ISA = DC::UI::Container::;
796
797sub new {
798 my ($class, %arg) = @_;
799
800 my $child = (delete $arg{child}) || new DC::UI::Empty::;
801
802 $class->SUPER::new (children => [$child], %arg)
803}
804
805sub add {
806 my ($self, $child) = @_;
807
808 $self->clear;
809 $self->SUPER::add ($child);
810}
811
812sub remove {
813 my ($self, $widget) = @_;
814
815 $self->SUPER::remove ($widget);
816
817 $self->{children} = [new DC::UI::Empty]
818 unless @{$self->{children}};
819}
820
821sub child { $_[0]->{children}[0] }
822
823sub size_request {
824 $_[0]{children}[0]->size_request
825}
826
827sub invoke_size_allocate {
828 my ($self, $w, $h) = @_;
829
830 $self->{children}[0]->configure (0, 0, $w, $h);
831
832 1
833}
834
835#############################################################################
836# back-buffered drawing area
837
838package DC::UI::Window;
839
840our @ISA = DC::UI::Bin::;
841
842use DC::OpenGL;
843
844sub new {
845 my ($class, %arg) = @_;
846
847 my $self = $class->SUPER::new (%arg);
848}
849
850sub update {
851 my ($self) = @_;
852
853 $ROOT->on_post_alloc ($self => sub { $self->render_child });
854 $self->SUPER::update;
855}
856
857sub invoke_size_allocate {
858 my ($self, $w, $h) = @_;
859
860 $self->update;
861
862 $self->SUPER::invoke_size_allocate ($w, $h)
863}
864
865sub _render {
866 my ($self) = @_;
867
868 $self->{children}[0]->draw;
869}
870
871sub render_child {
872 my ($self) = @_;
873
874 $self->{texture} = new_from_opengl DC::Texture $self->{w}, $self->{h}, sub {
875 glClearColor 0, 0, 0, 0;
876 glClear GL_COLOR_BUFFER_BIT;
877
878 {
879 package DC::UI::Base;
880
881 local ($draw_x, $draw_y, $draw_w, $draw_h) =
882 (0, 0, $self->{w}, $self->{h});
883
884 $self->_render;
885 }
886 };
887}
888
889sub _draw {
890 my ($self) = @_;
891
892 my $tex = $self->{texture}
893 or return;
894
895 glEnable GL_TEXTURE_2D;
896 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
897 glColor 0, 0, 0, 1;
898
899 $tex->draw_quad_alpha_premultiplied (0, 0);
900
901 glDisable GL_TEXTURE_2D;
902}
903
904#############################################################################
905
906package DC::UI::ViewPort;
907
908use List::Util qw(min max);
909
910our @ISA = DC::UI::Window::;
911
912sub new {
913 my $class = shift;
914
915 $class->SUPER::new (
916 scroll_x => 0,
917 scroll_y => 1,
918 @_,
919 )
920}
921
922sub size_request {
923 my ($self) = @_;
924
925 my ($w, $h) = @{$self->child}{qw(req_w req_h)};
926
927 $w = 1 if $self->{scroll_x};
928 $h = 1 if $self->{scroll_y};
929
930 ($w, $h)
931}
932
933sub invoke_size_allocate {
934 my ($self, $w, $h) = @_;
935
936 my $child = $self->child;
937
938 $w = $child->{req_w} if $self->{scroll_x} && $child->{req_w};
939 $h = $child->{req_h} if $self->{scroll_y} && $child->{req_h};
940
941 $self->child->configure (0, 0, $w, $h);
942 $self->update;
943
944 1
945}
946
947sub set_offset {
948 my ($self, $x, $y) = @_;
949
950 my $x = max 0, min $self->child->{w} - $self->{w}, int $x;
951 my $y = max 0, min $self->child->{h} - $self->{h}, int $y;
952
953 if ($x != $self->{view_x} or $y != $self->{view_y}) {
954 $self->{view_x} = $x;
955 $self->{view_y} = $y;
956
957 $self->emit (changed => $x, $y);
958 $self->update;
959 }
960}
961
962sub set_center {
963 my ($self, $x, $y) = @_;
964
965 $self->set_offset ($x - $self->{w} * .5, $y - $self->{h} * .5);
966}
967
968sub make_visible {
969 my ($self, $x, $y, $border) = @_;
970
971 if ( $x < $self->{view_x} + $self->{w} * $border
972 || $x > $self->{view_x} + $self->{w} * (1 - $border)
973 || $y < $self->{view_y} + $self->{h} * $border
974 || $y > $self->{view_y} + $self->{h} * (1 - $border)
975 ) {
976 $self->set_center ($x, $y);
977 }
978}
979
980# hmm, this does not work for topleft of $self... but we should not ask for that
981sub coord2local {
982 my ($self, $x, $y) = @_;
983
984 $self->SUPER::coord2local ($x + $self->{view_x}, $y + $self->{view_y})
985}
986
987sub coord2global {
988 my ($self, $x, $y) = @_;
989
990 $x = List::Util::min $self->{w}, $x - $self->{view_x};
991 $y = List::Util::min $self->{h}, $y - $self->{view_y};
992
993 $self->SUPER::coord2global ($x, $y)
994}
995
996sub find_widget {
997 my ($self, $x, $y) = @_;
998
999 if ( $x >= $self->{x} && $x < $self->{x} + $self->{w}
1000 && $y >= $self->{y} && $y < $self->{y} + $self->{h}
1001 ) {
1002 $self->child->find_widget ($x + $self->{view_x}, $y + $self->{view_y})
1003 } else {
1004 $self->DC::UI::Base::find_widget ($x, $y)
1005 }
1006}
1007
1008sub _render {
1009 my ($self) = @_;
1010
1011 local $DC::UI::Base::draw_x = $DC::UI::Base::draw_x - $self->{view_x};
1012 local $DC::UI::Base::draw_y = $DC::UI::Base::draw_y - $self->{view_y};
1013
1014 DC::OpenGL::glTranslate -$self->{view_x}, -$self->{view_y};
1015
1016 $self->SUPER::_render;
1017}
1018
1019#############################################################################
1020
1021package DC::UI::ScrolledWindow;
1022
1023our @ISA = DC::UI::Table::;
1024
1025sub new {
1026 my ($class, %arg) = @_;
1027
1028 my $child = delete $arg{child};
1029
1030 my $self;
1031
1032 my $hslider = new DC::UI::Slider
1033 c_col => 0,
1034 c_row => 1,
1035 vertical => 0,
1036 range => [0, 0, 1, 0.01], # HACK fix
1037 on_changed => sub {
1038 $self->{hpos} = $_[1];
1039 $self->{vp}->set_offset ($self->{hpos}, $self->{vpos});
1040 },
1041 ;
1042
1043 my $vslider = new DC::UI::Slider
1044 c_col => 1,
1045 c_row => 0,
1046 vertical => 1,
1047 range => [0, 0, 1, 0.01], # HACK fix
1048 on_changed => sub {
1049 $self->{vpos} = $_[1];
1050 $self->{vp}->set_offset ($self->{hpos}, $self->{vpos});
1051 },
1052 ;
1053
1054 $self = $class->SUPER::new (
1055 scroll_x => 0,
1056 scroll_y => 1,
1057 can_events => 1,
1058 hslider => $hslider,
1059 vslider => $vslider,
1060 col_expand => [1, 0],
1061 row_expand => [1, 0],
1062 %arg,
1063 );
1064
1065 $self->{vp} = new DC::UI::ViewPort
1066 c_col => 0,
1067 c_row => 0,
1068 expand => 1,
1069 scroll_x => $self->{scroll_x},
1070 scroll_y => $self->{scroll_y},
1071 on_changed => sub {
1072 my ($vp, $x, $y) = @_;
1073
1074 $vp->{parent}{hslider}->set_value ($x);
1075 $vp->{parent}{vslider}->set_value ($y);
1076
1077 0
1078 },
1079 on_size_allocate => sub {
1080 my ($vp, $w, $h) = @_;
1081 $vp->{parent}->update_slider;
1082 0
1083 },
1084 ;
1085
1086 $self->SUPER::add ($self->{vp});
1087
1088 $self->add ($child) if $child;
1089
1090 $self
1091}
1092
1093sub add {
1094 my ($self, $widget) = @_;
1095
1096 $self->{vp}->add ($self->{child} = $widget);
1097}
1098
1099sub set_offset { shift->{vp}->set_offset (@_) }
1100sub set_center { shift->{vp}->set_center (@_) }
1101sub make_visible { shift->{vp}->make_visible (@_) }
1102
1103sub update_slider {
1104 my ($self) = @_;
1105
1106 my $child = ($self->{vp} or return)->child;
1107
1108 if ($self->{scroll_x}) {
1109 my ($w1, $w2) = ($child->{req_w}, $self->{vp}{w});
1110 $self->{hslider}->set_range ([$self->{hslider}{range}[0], 0, $w1, $w2, 1]);
1111
1112 my $visible = $w1 > $w2;
1113 if ($visible != $self->{hslider_visible}) {
1114 $self->{hslider_visible} = $visible;
1115 $visible ? $self->SUPER::add ($self->{hslider})
1116 : $self->SUPER::remove ($self->{hslider});
1117 }
1118 }
1119
1120 if ($self->{scroll_y}) {
1121 my ($h1, $h2) = ($child->{req_h}, $self->{vp}{h});
1122 $self->{vslider}->set_range ([$self->{vslider}{range}[0], 0, $h1, $h2, 1]);
1123
1124 my $visible = $h1 > $h2;
1125 if ($visible != $self->{vslider_visible}) {
1126 $self->{vslider_visible} = $visible;
1127 $visible ? $self->SUPER::add ($self->{vslider})
1128 : $self->SUPER::remove ($self->{vslider});
1129 }
1130 }
1131}
1132
1133sub start_dragging {
1134 my ($self, $ev) = @_;
1135
1136 $self->grab_focus;
1137
1138 my $ox = $self->{vp}{view_x};
1139 my $oy = $self->{vp}{view_y};
1140
1141 $self->{motion} = sub {
1142 my ($ev, $x, $y) = @_;
1143
1144 $ox -= $ev->{xrel};
1145 $oy -= $ev->{yrel};
1146
1147 $self->{vp}->set_offset ($ox, $oy);
1148 };
1149}
1150
1151sub invoke_mouse_wheel {
1152 my ($self, $ev) = @_;
1153
1154 $self->{vslider}->emit (mouse_wheel => $ev) if $self->{vslider_visible};
1155 $self->{hslider}->emit (mouse_wheel => $ev) if $self->{hslider_visible};
1156
1157 1
1158}
1159
1160sub invoke_button_down {
1161 my ($self, $ev, $x, $y) = @_;
1162
1163 if ($ev->{button} == 2) {
1164 $self->start_dragging ($ev);
1165 return 1;
1166 }
1167
1168 0
1169}
1170
1171sub invoke_button_up {
1172 my ($self, $ev, $x, $y) = @_;
1173
1174 if (delete $self->{motion}) {
1175 return 1;
1176 }
1177
1178 0
1179}
1180
1181sub invoke_mouse_motion {
1182 my ($self, $ev, $x, $y) = @_;
1183
1184 if ($self->{motion}) {
1185 $self->{motion}->($ev, $x, $y);
1186 return 1;
1187 }
1188
1189 0
1190}
1191
1192sub invoke_size_allocate {
1193 my ($self, $w, $h) = @_;
1194
1195 $self->update_slider;
1196 $self->SUPER::invoke_size_allocate ($w, $h)
1197}
1198
1199#############################################################################
1200
1201package DC::UI::Frame;
1202
1203our @ISA = DC::UI::Bin::;
1204
1205use DC::OpenGL;
1206
1207sub new {
1208 my $class = shift;
1209
1210 $class->SUPER::new (
1211 bg => undef,
1212 @_,
1213 )
1214}
1215
1216sub _draw {
1217 my ($self) = @_;
1218
1219 if ($self->{bg}) {
1220 my ($w, $h) = @$self{qw(w h)};
1221
1222 glEnable GL_BLEND;
1223 glBlendFunc GL_ONE, GL_ONE_MINUS_SRC_ALPHA;
1224 glColor_premultiply @{ $self->{bg} };
1225 glRect 0, 0, $w, $h;
1226 glDisable GL_BLEND;
1227 }
1228
1229 $self->SUPER::_draw;
1230}
1231
1232#############################################################################
1233
1234package DC::UI::FancyFrame;
1235
1236our @ISA = DC::UI::Bin::;
1237
1238use DC::OpenGL;
1239
1240sub new {
1241 my ($class, %arg) = @_;
1242
1243 if ((exists $arg{label}) && !ref $arg{label}) {
1244 $arg{label} = new DC::UI::Label
1245 align => 1,
1246 valign => 0,
1247 text => $arg{label},
1248 fontsize => ($arg{border} || 0.8) * 0.75;
1249 }
1250
1251 my $self = $class->SUPER::new (
1252 # label => "",
1253 fg => [0.6, 0.3, 0.1],
1254 border => 0.8,
1255 style => 'single',
1256 %arg,
1257 );
1258
1259 $self
1260}
1261
1262sub add {
1263 my ($self, @widgets) = @_;
1264
1265 $self->SUPER::add (@widgets);
1266 $self->DC::UI::Container::add ($self->{label}) if $self->{label};
1267}
1268
1269sub border {
1270 int $_[0]{border} * $::FONTSIZE
1271}
1272
1273sub size_request {
1274 my ($self) = @_;
1275
1276 ($self->{label_w}, undef) = $self->{label}->size_request
1277 if $self->{label};
1278
1279 my ($w, $h) = $self->SUPER::size_request;
1280
1281 (
1282 $w + $self->border * 2,
1283 $h + $self->border * 2,
1284 )
1285}
1286
1287sub invoke_size_allocate {
1288 my ($self, $w, $h) = @_;
1289
1290 my $border = $self->border;
1291
1292 $w -= List::Util::max 0, $border * 2;
1293 $h -= List::Util::max 0, $border * 2;
1294
1295 if (my $label = $self->{label}) {
1296 $label->{w} = List::Util::max 0, List::Util::min $self->{label_w}, $w - $border * 2;
1297 $label->{h} = List::Util::min $h, $border;
1298 $label->invoke_size_allocate ($label->{w}, $label->{h});
1299 }
1300
1301 $self->child->configure ($border, $border, $w, $h);
1302
1303 1
1304}
1305
1306sub _draw {
1307 my ($self) = @_;
1308
1309 my $child = $self->{children}[0];
1310
1311 my $border = $self->border;
1312 my ($w, $h) = ($self->{w}, $self->{h});
1313
1314 $child->draw;
1315
1316 glColor @{$self->{fg}};
1317 glBegin GL_LINE_STRIP;
1318 glVertex $border * 1.5 , $border * 0.5 + 0.5;
1319 glVertex $border * 0.5 + 0.5, $border * 0.5 + 0.5;
1320 glVertex $border * 0.5 + 0.5, $h - $border * 0.5 + 0.5;
1321 glVertex $w - $border * 0.5 + 0.5, $h - $border * 0.5 + 0.5;
1322 glVertex $w - $border * 0.5 + 0.5, $border * 0.5 + 0.5;
1323 glVertex $self->{label} ? $border * 2 + $self->{label}{w} : $border * 1.5, $border * 0.5 + 0.5;
1324 glEnd;
1325
1326 if ($self->{label}) {
1327 glTranslate $border * 2, 0;
1328 $self->{label}->_draw;
1329 }
1330}
1331
1332#############################################################################
1333
1334package DC::UI::Toplevel;
1335
1336our @ISA = DC::UI::Bin::;
1337
1338use DC::OpenGL;
1339
1340my $bg =
1341 new_from_file DC::Texture DC::find_rcfile "d1_bg.png",
1342 mipmap => 1, wrap => 1;
1343
1344my @border =
1345 map { new_from_file DC::Texture DC::find_rcfile $_, mipmap => 1 }
1346 qw(d1_border_top.png d1_border_right.png d1_border_left.png d1_border_bottom.png);
1347
1348my @icon =
1349 map { new_from_file DC::Texture DC::find_rcfile $_, mipmap => 1 }
1350 qw(x1_move.png x1_resize.png);
1351
1352sub new {
1353 my ($class, %arg) = @_;
1354
1355 my $self = $class->SUPER::new (
1356 bg => [1, 1, 1, 1],
1357 border_bg => [1, 1, 1, 1],
1358 border => 0.6,
1359 can_events => 1,
1360 min_w => 64,
1361 min_h => 32,
1362 %arg,
1363 );
1364
1365 $self->{title_widget} = new DC::UI::Label
1366 align => 0,
1367 valign => 1,
1368 text => $self->{title},
1369 fontsize => $self->{border},
1370 if exists $self->{title};
1371
1372 if ($self->{has_close_button}) {
1373 $self->{close_button} =
1374 new DC::UI::ImageButton
1375 path => 'x1_close.png',
1376 on_activate => sub { $self->emit ("delete") };
1377
1378 $self->DC::UI::Container::add ($self->{close_button});
1379 }
1380
1381 $self
1382}
1383
1384sub add {
1385 my ($self, @widgets) = @_;
1386
1387 $self->SUPER::add (@widgets);
1388 $self->DC::UI::Container::add ($self->{close_button}) if $self->{close_button};
1389 $self->DC::UI::Container::add ($self->{title_widget}) if $self->{title_widget};
1390}
1391
1392sub border {
1393 int $_[0]{border} * $::FONTSIZE
1394}
1395
1396sub get_max_wh {
1397 my ($self) = @_;
1398
1399 return ($self->{w}, $self->{h})
1400 if $self->{visible} && $self->{w};
1401
1402 $self->SUPER::get_max_wh
1403}
1404
1405sub size_request {
1406 my ($self) = @_;
1407
1408 $self->{title_widget}->size_request
1409 if $self->{title_widget};
1410
1411 $self->{close_button}->size_request
1412 if $self->{close_button};
1413
1414 my ($w, $h) = $self->SUPER::size_request;
1415
1416 (
1417 $w + $self->border * 2,
1418 $h + $self->border * 2,
1419 )
1420}
1421
1422sub invoke_size_allocate {
1423 my ($self, $w, $h) = @_;
1424
1425 if ($self->{title_widget}) {
1426 $self->{title_widget}{w} = $w;
1427 $self->{title_widget}{h} = $h;
1428 $self->{title_widget}->invoke_size_allocate ($w, $h);
1429 }
1430
1431 my $border = $self->border;
1432
1433 $h -= List::Util::max 0, $border * 2;
1434 $w -= List::Util::max 0, $border * 2;
1435
1436 $self->child->configure ($border, $border, $w, $h);
1437
1438 $self->{close_button}->configure ($self->{w} - $border, 0, $border, $border)
1439 if $self->{close_button};
1440
1441 1
1442}
1443
1444sub invoke_delete {
1445 my ($self) = @_;
1446
1447 $self->hide;
1448
1449 1
1450}
1451
1452sub invoke_button_down {
1453 my ($self, $ev, $x, $y) = @_;
1454
1455 my ($w, $h) = @$self{qw(w h)};
1456 my $border = $self->border;
1457
1458 my $lr = ($x >= 0 && $x < $border) || ($x > $w - $border && $x < $w);
1459 my $td = ($y >= 0 && $y < $border) || ($y > $h - $border && $y < $h);
1460
1461 if ($lr & $td) {
1462 my ($wx, $wy) = ($self->{x}, $self->{y});
1463 my ($ox, $oy) = ($ev->{x}, $ev->{y});
1464 my ($bw, $bh) = ($self->{w}, $self->{h});
1465
1466 my $mx = $x < $border;
1467 my $my = $y < $border;
1468
1469 $self->{motion} = sub {
1470 my ($ev, $x, $y) = @_;
1471
1472 my $dx = $ev->{x} - $ox;
1473 my $dy = $ev->{y} - $oy;
1474
1475 $self->{force_w} = $bw + $dx * ($mx ? -1 : 1);
1476 $self->{force_h} = $bh + $dy * ($my ? -1 : 1);
1477
1478 $self->move_abs ($wx + $dx * $mx, $wy + $dy * $my);
1479 $self->realloc;
1480 };
1481
1482 } elsif ($lr ^ $td) {
1483 my ($ox, $oy) = ($ev->{x}, $ev->{y});
1484 my ($bx, $by) = ($self->{x}, $self->{y});
1485
1486 $self->{motion} = sub {
1487 my ($ev, $x, $y) = @_;
1488
1489 ($x, $y) = ($ev->{x}, $ev->{y});
1490
1491 $self->move_abs ($bx + $x - $ox, $by + $y - $oy);
1492 # HACK: the next line is required to enforce placement
1493 $self->{parent}->invoke_size_allocate ($self->{parent}{w}, $self->{parent}{h});
1494 };
1495 } else {
1496 return 0;
1497 }
1498
1499 1
1500}
1501
1502sub invoke_button_up {
1503 my ($self, $ev, $x, $y) = @_;
1504
1505 ! ! delete $self->{motion}
1506}
1507
1508sub invoke_mouse_motion {
1509 my ($self, $ev, $x, $y) = @_;
1510
1511 $self->{motion}->($ev, $x, $y) if $self->{motion};
1512
1513 ! ! $self->{motion}
1514}
1515
1516sub invoke_visibility_change {
1517 my ($self, $visible) = @_;
1518
1519 delete $self->{motion} unless $visible;
1520
1521 0
1522}
1523
1524sub _draw {
1525 my ($self) = @_;
1526
1527 my $child = $self->{children}[0];
1528
1529 my ($w, $h ) = ($self->{w}, $self->{h});
1530 my ($cw, $ch) = ($child->{w}, $child->{h});
1531
1532 glEnable GL_TEXTURE_2D;
1533 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE;
1534
1535 my $border = $self->border;
1536
1537 glColor @{ $self->{border_bg} };
1538 $border[0]->draw_quad_alpha ( 0, 0, $w, $border);
1539 $border[1]->draw_quad_alpha ( 0, $border, $border, $ch);
1540 $border[2]->draw_quad_alpha ($w - $border, $border, $border, $ch);
1541 $border[3]->draw_quad_alpha ( 0, $h - $border, $w, $border);
1542
1543 # move
1544 my $w2 = ($w - $border) * .5;
1545 my $h2 = ($h - $border) * .5;
1546 $icon[0]->draw_quad_alpha ( 0, $h2, $border, $border);
1547 $icon[0]->draw_quad_alpha ($w - $border, $h2, $border, $border);
1548 $icon[0]->draw_quad_alpha ($w2 , $h - $border, $border, $border);
1549
1550 # resize
1551 $icon[1]->draw_quad_alpha ( 0, 0, $border, $border);
1552 $icon[1]->draw_quad_alpha ($w - $border, 0, $border, $border)
1553 unless $self->{has_close_button};
1554 $icon[1]->draw_quad_alpha ( 0, $h - $border, $border, $border);
1555 $icon[1]->draw_quad_alpha ($w - $border, $h - $border, $border, $border);
1556
1557 if (@{$self->{bg}} < 4 || $self->{bg}[3]) {
1558 glColor @{ $self->{bg} };
1559
1560 # TODO: repeat texture not scale
1561 # solve this better(?)
1562 $bg->{s} = $cw / $bg->{w};
1563 $bg->{t} = $ch / $bg->{h};
1564 $bg->draw_quad_alpha ($border, $border, $cw, $ch);
1565 }
1566
1567 glDisable GL_TEXTURE_2D;
1568
1569 $child->draw;
1570
1571 if ($self->{title_widget}) {
1572 glTranslate 0, $border - $self->{h};
1573 $self->{title_widget}->_draw;
1574
1575 glTranslate 0, - ($border - $self->{h});
1576 }
1577
1578 $self->{close_button}->draw
1579 if $self->{close_button};
1580}
1581
1582#############################################################################
1583
1584package DC::UI::Table;
1585
1586our @ISA = DC::UI::Container::;
1587
1588use List::Util qw(max sum);
1589
1590use DC::OpenGL;
1591
1592sub new {
1593 my $class = shift;
1594
1595 $class->SUPER::new (
1596 col_expand => [],
1597 row_expand => [],
1598 @_,
1599 )
1600}
1601
1602sub add {
1603 my ($self, @widgets) = @_;
1604
1605 for my $child (@widgets) {
1606 $child->{c_rowspan} ||= 1;
1607 $child->{c_colspan} ||= 1;
1608 }
1609
1610 $self->SUPER::add (@widgets);
1611}
1612
1613sub add_at {
1614 my $self = shift;
1615
1616 my @widgets;
1617
1618 while (@_) {
1619 my ($col, $row, $child) = splice @_, 0, 3, ();
1620
1621 $child->{c_row} = $row;
1622 $child->{c_col} = $col;
1623
1624 push @widgets, $child;
1625 }
1626
1627 $self->add (@widgets);
1628}
1629
1630sub get_wh {
1631 my ($self) = @_;
1632
1633 my (@w, @h);
1634
1635 my @children = $self->children;
1636
1637 # first pass, columns
1638 for my $widget (sort { $a->{c_colspan} <=> $b->{c_colspan} } @children) {
1639 my ($c, $w, $cs) = @$widget{qw(c_col req_w c_colspan)};
1640
1641 my $sw = sum @w[$c .. $c + $cs - 1];
1642
1643 if ($w > $sw) {
1644 $_ += ($w - $sw) / ($_ ? $sw / $_ : $cs) for @w[$c .. $c + $cs - 1];
1645 }
1646 }
1647
1648 # second pass, rows
1649 for my $widget (sort { $a->{c_rowspan} <=> $b->{c_rowspan} } @children) {
1650 my ($r, $h, $rs) = @$widget{qw(c_row req_h c_rowspan)};
1651
1652 my $sh = sum @h[$r .. $r + $rs - 1];
1653
1654 if ($h > $sh) {
1655 $_ += ($h - $sh) / ($_ ? $sh / $_ : $rs) for @h[$r .. $r + $rs - 1];
1656 }
1657 }
1658
1659 (\@w, \@h)
1660}
1661
1662sub size_request {
1663 my ($self) = @_;
1664
1665 my ($ws, $hs) = $self->get_wh;
1666
1667 (
1668 (sum @$ws),
1669 (sum @$hs),
1670 )
1671}
1672
1673sub invoke_size_allocate {
1674 my ($self, $w, $h) = @_;
1675
1676 my ($ws, $hs) = $self->get_wh;
1677
1678 my $req_w = (sum @$ws) || 1;
1679 my $req_h = (sum @$hs) || 1;
1680
1681 # now linearly scale the rows/columns to the allocated size
1682 my @col_expand = @{$self->{col_expand}};
1683 @col_expand = (1) x @$ws unless @col_expand;
1684 my $col_expand = (sum @col_expand) || 1;
1685
1686 $ws->[$_] += $col_expand[$_] / $col_expand * ($w - $req_w) for 0 .. $#$ws;
1687
1688 DC::UI::harmonize $ws;
1689
1690 my @row_expand = @{$self->{row_expand}};
1691 @row_expand = (1) x @$ws unless @row_expand;
1692 my $row_expand = (sum @row_expand) || 1;
1693
1694 $hs->[$_] += $row_expand[$_] / $row_expand * ($h - $req_h) for 0 .. $#$hs;
1695
1696 DC::UI::harmonize $hs;
1697
1698 my @x; for (0 .. $#$ws) { $x[$_ + 1] = $x[$_] + $ws->[$_] }
1699 my @y; for (0 .. $#$hs) { $y[$_ + 1] = $y[$_] + $hs->[$_] }
1700
1701 for my $widget ($self->children) {
1702 my ($r, $c, $w, $h, $rs, $cs) = @$widget{qw(c_row c_col req_w req_h c_rowspan c_colspan)};
1703
1704 $widget->configure (
1705 $x[$c], $y[$r],
1706 $x[$c + $cs] - $x[$c], $y[$r + $rs] - $y[$r],
1707 );
1708 }
1709
1710 1
1711}
1712
1713#############################################################################
1714
1715package DC::UI::Fixed;
1716
1717use List::Util qw(min max);
1718
1719our @ISA = DC::UI::Container::;
1720
1721sub _scale($$$) {
1722 my ($rel, $val, $max) = @_;
1723
1724 $rel ? $val * $max : $val
1725}
1726
1727sub size_request {
1728 my ($self) = @_;
1729
1730 my ($x1, $y1, $x2, $y2) = (0, 0, 0, 0);
1731
1732 # determine overall size by querying abs widgets
1733 for my $child ($self->visible_children) {
1734 unless ($child->{c_rel}) {
1735 my $x = $child->{c_x};
1736 my $y = $child->{c_y};
1737
1738 $x1 = min $x1, $x; $x2 = max $x2, $x + $child->{req_w};
1739 $y1 = min $y1, $y; $y2 = max $y2, $y + $child->{req_h};
1740 }
1741 }
1742
1743 my $W = $x2 - $x1;
1744 my $H = $y2 - $y1;
1745
1746 # now layout remaining widgets
1747 for my $child ($self->visible_children) {
1748 if ($child->{c_rel}) {
1749 my $x = _scale $child->{c_rel}, $child->{c_x}, $W;
1750 my $y = _scale $child->{c_rel}, $child->{c_y}, $H;
1751
1752 $x1 = min $x1, $x; $x2 = max $x2, $x + $child->{req_w};
1753 $y1 = min $y1, $y; $y2 = max $y2, $y + $child->{req_h};
1754 }
1755 }
1756
1757 my $W = $x2 - $x1;
1758 my $H = $y2 - $y1;
1759
1760 ($W, $H)
1761}
1762
1763sub invoke_size_allocate {
1764 my ($self, $W, $H) = @_;
1765
1766 for my $child ($self->visible_children) {
1767 my $x = _scale $child->{c_rel}, $child->{c_x}, $W;
1768 my $y = _scale $child->{c_rel}, $child->{c_y}, $H;
1769
1770 $x += $child->{c_halign} * $child->{req_w};
1771 $y += $child->{c_valign} * $child->{req_h};
1772
1773 $child->configure (int $x, int $y, $child->{req_w}, $child->{req_h});
1774 }
1775
1776 1
1777}
1778
1779#############################################################################
1780
1781package DC::UI::Box;
1782
1783our @ISA = DC::UI::Container::;
1784
1785sub size_request {
1786 my ($self) = @_;
1787
1788 my @children = $self->visible_children;
1789
1790 $self->{vertical}
1791 ? (
1792 (List::Util::max map $_->{req_w}, @children),
1793 (List::Util::sum map $_->{req_h}, @children),
1794 )
1795 : (
1796 (List::Util::sum map $_->{req_w}, @children),
1797 (List::Util::max map $_->{req_h}, @children),
1798 )
1799}
1800
1801sub invoke_size_allocate {
1802 my ($self, $w, $h) = @_;
1803
1804 my $space = $self->{vertical} ? $h : $w;
1805 my @children = $self->visible_children;
1806
1807 my @req;
1808
1809 if ($self->{homogeneous}) {
1810 @req = ($space / (@children || 1)) x @children;
1811 } else {
1812 @req = map $_->{$self->{vertical} ? "req_h" : "req_w"}, @children;
1813 my $req = List::Util::sum @req;
1814
1815 if ($req > $space) {
1816 # ah well, not enough space
1817 $_ *= $space / $req for @req;
1818 } else {
1819 my $expand = (List::Util::sum map $_->{expand}, @children) || 1;
1820
1821 $space = ($space - $req) / $expand; # remaining space to give away
1822
1823 $req[$_] += $space * $children[$_]{expand}
1824 for 0 .. $#children;
1825 }
1826 }
1827
1828 DC::UI::harmonize \@req;
1829
1830 my $pos = 0;
1831 for (0 .. $#children) {
1832 my $alloc = $req[$_];
1833 $children[$_]->configure ($self->{vertical} ? (0, $pos, $w, $alloc) : ($pos, 0, $alloc, $h));
1834
1835 $pos += $alloc;
1836 }
1837
1838 1
1839}
1840
1841#############################################################################
1842
1843package DC::UI::HBox;
1844
1845our @ISA = DC::UI::Box::;
1846
1847sub new {
1848 my $class = shift;
1849
1850 $class->SUPER::new (
1851 vertical => 0,
1852 @_,
1853 )
1854}
1855
1856#############################################################################
1857
1858package DC::UI::VBox;
1859
1860our @ISA = DC::UI::Box::;
1861
1862sub new {
1863 my $class = shift;
1864
1865 $class->SUPER::new (
1866 vertical => 1,
1867 @_,
1868 )
1869}
1870
1871#############################################################################
1872
1873package DC::UI::Label;
1874
1875our @ISA = DC::UI::DrawBG::;
1876
1877use DC::OpenGL;
1878
1879sub new {
1880 my ($class, %arg) = @_;
1881
1882 my $self = $class->SUPER::new (
1883 fg => [1, 1, 1],
1884 #bg => none
1885 #active_bg => none
1886 #font => default_font
1887 #text => initial text
1888 #markup => initial narkup
1889 #max_w => maximum pixel width
1890 #style => 0, # render flags
1891 ellipsise => 3, # end
1892 layout => (new DC::Layout),
1893 fontsize => 1,
1894 align => -1,
1895 valign => -1,
1896 padding_x => 2,
1897 padding_y => 2,
1898 can_events => 0,
1899 %arg
1900 );
1901
1902 if (exists $self->{template}) {
1903 my $layout = new DC::Layout;
1904 $layout->set_text (delete $self->{template});
1905 $self->{template} = $layout;
1906 }
1907
1908 if (exists $self->{markup}) {
1909 $self->set_markup (delete $self->{markup});
1910 } else {
1911 $self->set_text (delete $self->{text});
1912 }
1913
1914 $self
1915}
1916
1917sub update {
1918 my ($self) = @_;
1919
1920 delete $self->{texture};
1921 $self->SUPER::update;
1922}
1923
1924sub realloc {
1925 my ($self) = @_;
1926
1927 delete $self->{ox};
1928 $self->SUPER::realloc;
1929}
1930
1931sub clear {
1932 my ($self) = @_;
1933
1934 $self->set_text ("");
1935}
1936
1937sub set_text {
1938 my ($self, $text) = @_;
1939
1940 return if $self->{text} eq "T$text";
1941 $self->{text} = "T$text";
1942
1943 $self->{layout}->set_text ($text);
1944
1945 delete $self->{size_req};
1946 $self->realloc;
1947 $self->update;
1948}
1949
1950sub set_markup {
1951 my ($self, $markup) = @_;
1952
1953 return if $self->{text} eq "M$markup";
1954 $self->{text} = "M$markup";
1955
1956 my $rgba = $markup =~ /span.*(?:foreground|background)/;
1957
1958 $self->{layout}->set_markup ($markup);
1959
1960 delete $self->{size_req};
1961 $self->realloc;
1962 $self->update;
1963}
1964
1965sub size_request {
1966 my ($self) = @_;
1967
1968 $self->{size_req} ||= do {
1969 my ($max_w, $max_h) = $self->get_max_wh;
1970
1971 $self->{layout}->set_font ($self->{font}) if $self->{font};
1972 $self->{layout}->set_width ($self->{max_w} || $max_w || -1);
1973 $self->{layout}->set_ellipsise ($self->{ellipsise});
1974 $self->{layout}->set_single_paragraph_mode ($self->{ellipsise});
1975 $self->{layout}->set_height ($self->{fontsize} * $::FONTSIZE);
1976
1977 my ($w, $h) = $self->{layout}->size;
1978
1979 if (exists $self->{template}) {
1980 $self->{template}->set_font ($self->{font}) if $self->{font};
1981 $self->{template}->set_width ($self->{max_w} || -1);
1982 $self->{template}->set_height ($self->{fontsize} * $::FONTSIZE);
1983
1984 my ($w2, $h2) = $self->{template}->size;
1985
1986 $w = List::Util::max $w, $w2;
1987 $h = List::Util::max $h, $h2;
1988 }
1989
1990 [$w, $h]
1991 };
1992
1993 @{ $self->{size_req} }
1994}
1995
1996sub baseline_shift {
1997 $_[0]{layout}->descent
1998}
1999
2000sub invoke_size_allocate {
2001 my ($self, $w, $h) = @_;
2002
2003 delete $self->{ox};
2004
2005 delete $self->{texture}
2006 unless $w >= $self->{req_w} && $self->{old_w} >= $self->{req_w};
2007
2008 1
2009}
2010
2011sub set_fontsize {
2012 my ($self, $fontsize) = @_;
2013
2014 $self->{fontsize} = $fontsize;
2015 delete $self->{size_req};
2016 delete $self->{texture};
2017
2018 $self->realloc;
2019}
2020
2021sub reconfigure {
2022 my ($self) = @_;
2023
2024 delete $self->{size_req};
2025 delete $self->{texture};
2026
2027 $self->SUPER::reconfigure;
2028}
2029
2030sub _draw {
2031 my ($self) = @_;
2032
2033 $self->SUPER::_draw; # draw background, if applicable
2034
2035 my $size = $self->{texture} ||= do {
2036 $self->{layout}->set_foreground (@{$self->{fg}});
2037 $self->{layout}->set_font ($self->{font}) if $self->{font};
2038 $self->{layout}->set_width ($self->{w});
2039 $self->{layout}->set_ellipsise ($self->{ellipsise});
2040 $self->{layout}->set_single_paragraph_mode ($self->{ellipsise});
2041 $self->{layout}->set_height ($self->{fontsize} * $::FONTSIZE);
2042
2043 [$self->{layout}->size]
2044 };
2045
2046 unless (exists $self->{ox}) {
2047 $self->{ox} = int ($self->{align} < 0 ? $self->{padding_x}
2048 : $self->{align} > 0 ? $self->{w} - $size->[0] - $self->{padding_x}
2049 : ($self->{w} - $size->[0]) * 0.5);
2050
2051 $self->{oy} = int ($self->{valign} < 0 ? $self->{padding_y}
2052 : $self->{valign} > 0 ? $self->{h} - $size->[1] - $self->{padding_y}
2053 : ($self->{h} - $size->[1]) * 0.5);
2054
2055 $self->{layout}->render ($self->{ox}, $self->{oy}, $self->{style});
2056 };
2057
2058# unless ($self->{list}) {
2059# $self->{list} = DC::OpenGL::glGenList;
2060# DC::OpenGL::glNewList $self->{list};
2061# $self->{layout}->render ($self->{ox}, $self->{oy}, $self->{style});
2062# DC::OpenGL::glEndList;
2063# }
2064#
2065# DC::OpenGL::glCallList $self->{list};
2066
2067 $self->{layout}->draw;
2068}
2069
2070#sub destroy {
75 my ($self) = @_; 2071# my ($self) = @_;
2072#
2073# DC::OpenGL::glDeleteList delete $self->{list} if $self->{list};
2074#
2075# $self->SUPER::destroy;
2076#}
76 2077
77} 2078#############################################################################
78 2079
79package Client::MapWidget; 2080package DC::UI::EntryBase;
2081
2082our @ISA = DC::UI::Label::;
2083
2084use DC::OpenGL;
2085
2086sub new {
2087 my $class = shift;
2088
2089 $class->SUPER::new (
2090 fg => [1, 1, 1],
2091 bg => [0, 0, 0, 0.2],
2092 outline => [0.6, 0.3, 0.1],
2093 active_bg => [0, 0, 1, .2],
2094 active_fg => [1, 1, 1],
2095 active_outline => [1, 1, 0],
2096 can_hover => 1,
2097 can_focus => 1,
2098 valign => 0,
2099 can_events => 1,
2100 ellipsise => 0,
2101 padding_x => 4,
2102 padding_y => 2,
2103 #text => ...
2104 #hidden => "*",
2105 @_
2106 )
2107}
2108
2109sub _set_text {
2110 my ($self, $text) = @_;
2111
2112 delete $self->{cur_h};
2113
2114 return if $self->{text} eq $text;
2115
2116 $self->{last_activity} = $::NOW;
2117 $self->{text} = $text;
2118
2119 $text =~ s/./*/g if $self->{hidden};
2120 $self->{layout}->set_text ("$text ");
2121 delete $self->{size_req};
2122
2123 $self->emit (changed => $self->{text});
2124
2125 $self->realloc;
2126 $self->update;
2127}
2128
2129sub set_text {
2130 my ($self, $text) = @_;
2131
2132 $self->{cursor} = length $text;
2133 $self->_set_text ($text);
2134}
2135
2136sub get_text {
2137 $_[0]{text}
2138}
2139
2140sub size_request {
2141 my ($self) = @_;
2142
2143 my ($w, $h) = $self->SUPER::size_request;
2144
2145 ($w + 1, $h) # add 1 for cursor
2146}
2147
2148sub invoke_key_down {
2149 my ($self, $ev) = @_;
2150
2151 my $mod = $ev->{mod};
2152 my $sym = $ev->{sym};
2153 my $uni = $ev->{unicode};
2154
2155 my $text = $self->get_text;
2156
2157 $self->{cursor} = List::Util::max 0, List::Util::min $self->{cursor}, length $text;
2158
2159 if ($uni == 8) {
2160 substr $text, --$self->{cursor}, 1, "" if $self->{cursor};
2161 } elsif ($uni == 127) {
2162 substr $text, $self->{cursor}, 1, "";
2163 } elsif ($sym == DC::SDLK_LEFT) {
2164 --$self->{cursor} if $self->{cursor};
2165 } elsif ($sym == DC::SDLK_RIGHT) {
2166 ++$self->{cursor} if $self->{cursor} < length $self->{text};
2167 } elsif ($sym == DC::SDLK_HOME) {
2168 # what a hack
2169 $self->{cursor} =
2170 (substr $self->{text}, 0, $self->{cursor}) =~ /^(.*\012)/
2171 ? length $1
2172 : 0;
2173 } elsif ($sym == DC::SDLK_END) {
2174 # uh, again
2175 $self->{cursor} =
2176 (substr $self->{text}, $self->{cursor}) =~ /^([^\012]*)\012/
2177 ? $self->{cursor} + length $1
2178 : length $self->{text};
2179 } elsif ($uni == 21) { # ctrl-u
2180 $text = "";
2181 $self->{cursor} = 0;
2182 } elsif ($uni == 27) {
2183 $self->emit ('escape');
2184 } elsif ($uni == 0x0d) {
2185 substr $text, $self->{cursor}++, 0, "\012";
2186 } elsif ($uni >= 0x20) {
2187 substr $text, $self->{cursor}++, 0, chr $uni;
2188 } else {
2189 return 0;
2190 }
2191
2192 $self->_set_text ($text);
2193
2194 $self->realloc;
2195 $self->update;
2196
2197 1
2198}
2199
2200sub invoke_focus_in {
2201 my ($self) = @_;
2202
2203 $self->{last_activity} = $::NOW;
2204
2205 $self->SUPER::invoke_focus_in
2206}
2207
2208sub invoke_button_down {
2209 my ($self, $ev, $x, $y) = @_;
2210
2211 $self->SUPER::invoke_button_down ($ev, $x, $y);
2212
2213 my $idx = $self->{layout}->xy_to_index ($x, $y);
2214
2215 # byte-index to char-index
2216 my $text = $self->{text};
2217 utf8::encode $text; $text = substr $text, 0, $idx; utf8::decode $text;
2218 $self->{cursor} = length $text;
2219
2220 $self->_set_text ($self->{text});
2221 $self->update;
2222
2223 1
2224}
2225
2226sub invoke_mouse_motion {
2227 my ($self, $ev, $x, $y) = @_;
2228# printf "M %d,%d %d,%d\n", $ev->motion_x, $ev->motion_y, $x, $y;#d#
2229
2230 1
2231}
2232
2233sub _draw {
2234 my ($self) = @_;
2235
2236 local $self->{fg} = $self->{fg};
2237
2238 if ($FOCUS == $self) {
2239 glColor_premultiply @{$self->{active_bg}};
2240 $self->{fg} = $self->{active_fg};
2241 } else {
2242 glColor_premultiply @{$self->{bg}};
2243 }
2244
2245 glEnable GL_BLEND;
2246 glBlendFunc GL_ONE, GL_ONE_MINUS_SRC_ALPHA;
2247 glRect 0, 0, $self->{w}, $self->{h};
2248 glDisable GL_BLEND;
2249
2250 $self->SUPER::_draw;
2251
2252 #TODO: force update every cursor change :(
2253 if ($FOCUS == $self && (($::NOW - $self->{last_activity}) & 1023) < 600) {
2254
2255 unless (exists $self->{cur_h}) {
2256 my $text = substr $self->{text}, 0, $self->{cursor};
2257 utf8::encode $text;
2258
2259 @$self{qw(cur_x cur_y cur_h)} = $self->{layout}->cursor_pos (length $text);
2260 }
2261
2262 glColor_premultiply @{$self->{active_fg}};
2263 glBegin GL_LINES;
2264 glVertex $self->{cur_x} + $self->{ox} + .5, $self->{cur_y} + $self->{oy};
2265 glVertex $self->{cur_x} + $self->{ox} + .5, $self->{cur_y} + $self->{oy} + $self->{cur_h};
2266 glEnd;
2267
2268 glLineWidth 3;
2269 glColor @{$self->{active_outline}};
2270 glRect_lineloop 1.5, 1.5, $self->{w} - 1.5, $self->{h} - 1.5;
2271 glLineWidth 1;
2272
2273 } else {
2274 glColor @{$self->{outline}};
2275 glBegin GL_LINE_STRIP;
2276 glVertex .5, $self->{h} * .5;
2277 glVertex .5, $self->{h} - 2.5;
2278 glVertex $self->{w} - .5, $self->{h} - 2.5;
2279 glVertex $self->{w} - .5, $self->{h} * .5;
2280 glEnd;
2281 }
2282}
2283
2284#############################################################################
2285
2286package DC::UI::Entry;
2287
2288our @ISA = DC::UI::EntryBase::;
2289
2290use DC::OpenGL;
2291
2292sub invoke_key_down {
2293 my ($self, $ev) = @_;
2294
2295 my $sym = $ev->{sym};
2296
2297 if ($ev->{uni} == 0x0d || $sym == 13) {
2298 unshift @{$self->{history}},
2299 my $txt = $self->get_text;
2300
2301 $self->{history_pointer} = -1;
2302 $self->{history_saveback} = '';
2303 $self->emit (activate => $txt);
2304 $self->update;
2305
2306 } elsif ($sym == DC::SDLK_UP) {
2307 if ($self->{history_pointer} < 0) {
2308 $self->{history_saveback} = $self->get_text;
2309 }
2310 if (@{$self->{history} || []} > 0) {
2311 $self->{history_pointer}++;
2312 if ($self->{history_pointer} >= @{$self->{history} || []}) {
2313 $self->{history_pointer} = @{$self->{history} || []} - 1;
2314 }
2315 $self->set_text ($self->{history}->[$self->{history_pointer}]);
2316 }
2317
2318 } elsif ($sym == DC::SDLK_DOWN) {
2319 $self->{history_pointer}--;
2320 $self->{history_pointer} = -1 if $self->{history_pointer} < 0;
2321
2322 if ($self->{history_pointer} >= 0) {
2323 $self->set_text ($self->{history}->[$self->{history_pointer}]);
2324 } else {
2325 $self->set_text ($self->{history_saveback});
2326 }
2327
2328 } else {
2329 return $self->SUPER::invoke_key_down ($ev)
2330 }
2331
2332 1
2333}
2334
2335#############################################################################
2336
2337package DC::UI::TextEdit;
2338
2339our @ISA = DC::UI::EntryBase::;
2340
2341use DC::OpenGL;
2342
2343sub new {
2344 my $class = shift;
2345
2346 $class->SUPER::new (
2347 padding_y => 4,
2348
2349 @_
2350 )
2351}
2352
2353sub move_cursor_ver {
2354 my ($self, $dy) = @_;
2355
2356 my ($line, $x) = $self->{layout}->index_to_line_x ($self->{cursor});
2357 warn "cursor $self->{cursor} => $x $line\n";#d#
2358
2359 $line += $dy;
2360
2361 if (defined (my $index = $self->{layout}->line_x_to_index ($line, $x))) {
2362 warn "index $x $line => $index\n";#d#
2363 $self->{cursor} = $index;
2364 delete $self->{cur_h};
2365 $self->update;
2366 return;
2367 }
2368}
2369
2370sub invoke_key_down {
2371 my ($self, $ev) = @_;
2372
2373 my $sym = $ev->{sym};
2374
2375 if ($sym == DC::SDLK_UP) {
2376 $self->move_cursor_ver (-1);
2377 } elsif ($sym == DC::SDLK_DOWN) {
2378 $self->move_cursor_ver (+1);
2379 } else {
2380 return $self->SUPER::invoke_key_down ($ev)
2381 }
2382
2383 1
2384}
2385
2386#############################################################################
2387
2388package DC::UI::ButtonBin;
2389
2390our @ISA = DC::UI::Bin::;
2391
2392use DC::OpenGL;
2393
2394my @tex =
2395 map { new_from_file DC::Texture DC::find_rcfile $_, mipmap => 1 }
2396 qw(b1_button_inactive.png b1_button_active.png);
2397
2398sub new {
2399 my $class = shift;
2400
2401 $class->SUPER::new (
2402 can_hover => 1,
2403 align => 0,
2404 valign => 0,
2405 can_events => 1,
2406 @_
2407 )
2408}
2409
2410sub invoke_button_up {
2411 my ($self, $ev, $x, $y) = @_;
2412
2413 $self->emit ("activate")
2414 if $x >= 0 && $x < $self->{w}
2415 && $y >= 0 && $y < $self->{h};
2416
2417 1
2418}
2419
2420sub _draw {
2421 my ($self) = @_;
2422
2423 glEnable GL_TEXTURE_2D;
2424 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
2425 glColor 0, 0, 0, 1;
2426
2427 my $tex = $tex[$GRAB == $self];
2428 $tex->draw_quad_alpha (0, 0, $self->{w}, $self->{h});
2429
2430 glDisable GL_TEXTURE_2D;
2431
2432 $self->SUPER::_draw;
2433}
2434
2435#############################################################################
2436
2437package DC::UI::Button;
2438
2439our @ISA = DC::UI::Label::;
2440
2441use DC::OpenGL;
2442
2443my @tex =
2444 map { new_from_file DC::Texture DC::find_rcfile $_, mipmap => 1 }
2445 qw(b1_button_inactive.png b1_button_active.png);
2446
2447sub new {
2448 my $class = shift;
2449
2450 $class->SUPER::new (
2451 padding_x => 8,
2452 padding_y => 4,
2453 fg => [1.0, 1.0, 1.0],
2454 active_fg => [0.8, 0.8, 0.8],
2455 can_hover => 1,
2456 align => 0,
2457 valign => 0,
2458 can_events => 1,
2459 @_
2460 )
2461}
2462
2463sub invoke_button_up {
2464 my ($self, $ev, $x, $y) = @_;
2465
2466 $self->emit ("activate")
2467 if $x >= 0 && $x < $self->{w}
2468 && $y >= 0 && $y < $self->{h};
2469
2470 1
2471}
2472
2473sub _draw {
2474 my ($self) = @_;
2475
2476 local $self->{fg} = $GRAB == $self ? $self->{active_fg} : $self->{fg};
2477
2478 glEnable GL_TEXTURE_2D;
2479 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
2480 glColor 0, 0, 0, 1;
2481
2482 my $tex = $tex[$GRAB == $self];
2483 $tex->draw_quad_alpha (0, 0, $self->{w}, $self->{h});
2484
2485 glDisable GL_TEXTURE_2D;
2486
2487 $self->SUPER::_draw;
2488}
2489
2490#############################################################################
2491
2492package DC::UI::CheckBox;
2493
2494our @ISA = DC::UI::DrawBG::;
2495
2496my @tex =
2497 map { new_from_file DC::Texture DC::find_rcfile $_, mipmap => 1 }
2498 qw(c1_checkbox_bg.png c1_checkbox_active.png);
2499
2500use DC::OpenGL;
2501
2502sub new {
2503 my $class = shift;
2504
2505 $class->SUPER::new (
2506 padding_x => 2,
2507 padding_y => 2,
2508 fg => [1, 1, 1],
2509 active_fg => [1, 1, 0],
2510 bg => [0, 0, 0, 0.2],
2511 active_bg => [1, 1, 1, 0.5],
2512 state => 0,
2513 can_hover => 1,
2514 @_
2515 )
2516}
2517
2518sub size_request {
2519 my ($self) = @_;
2520
2521 (6) x 2
2522}
2523
2524sub toggle {
2525 my ($self) = @_;
2526
2527 $self->{state} = !$self->{state};
2528 $self->emit (changed => $self->{state});
2529 $self->update;
2530}
2531
2532sub invoke_button_down {
2533 my ($self, $ev, $x, $y) = @_;
2534
2535 if ($x >= $self->{padding_x} && $x < $self->{w} - $self->{padding_x}
2536 && $y >= $self->{padding_y} && $y < $self->{h} - $self->{padding_y}) {
2537 $self->toggle;
2538 } else {
2539 return 0
2540 }
2541
2542 1
2543}
2544
2545sub _draw {
2546 my ($self) = @_;
2547
2548 $self->SUPER::_draw;
2549
2550 glTranslate $self->{padding_x}, $self->{padding_y}, 0;
2551
2552 my ($w, $h) = @$self{qw(w h)};
2553
2554 my $s = List::Util::min $w - $self->{padding_x} * 2, $h - $self->{padding_y} * 2;
2555
2556 glColor @{ $FOCUS == $self ? $self->{active_fg} : $self->{fg} };
2557
2558 my $tex = $self->{state} ? $tex[1] : $tex[0];
2559
2560 glEnable GL_TEXTURE_2D;
2561 $tex->draw_quad_alpha (0, 0, $s, $s);
2562 glDisable GL_TEXTURE_2D;
2563}
2564
2565#############################################################################
2566
2567package DC::UI::Image;
2568
2569our @ISA = DC::UI::Base::;
2570
2571use DC::OpenGL;
2572
2573our %texture_cache;
2574
2575sub new {
2576 my $class = shift;
2577
2578 my $self = $class->SUPER::new (
2579 can_events => 0,
2580 scale => 1,
2581 @_,
2582 );
2583
2584 $self->{path} || $self->{tex}
2585 or Carp::croak "'path' or 'tex' attributes required";
2586
2587 $self->{tex} ||= $texture_cache{$self->{path}} ||=
2588 new_from_file DC::Texture DC::find_rcfile $self->{path}, mipmap => 1;
2589
2590 DC::weaken $texture_cache{$self->{path}};
2591
2592 $self->{aspect} ||= $self->{tex}{w} / $self->{tex}{h};
2593
2594 $self
2595}
2596
2597sub STORABLE_freeze {
2598 my ($self, $cloning) = @_;
2599
2600 $self->{path}
2601 or die "cannot serialise DC::UI::Image on non-loadable images\n";
2602
2603 $self->{path}
2604}
2605
2606sub STORABLE_attach {
2607 my ($self, $cloning, $path) = @_;
2608
2609 $self->new (path => $path)
2610}
2611
2612sub size_request {
2613 my ($self) = @_;
2614
2615 (int $self->{tex}{w} * $self->{scale}, int $self->{tex}{h} * $self->{scale})
2616}
2617
2618sub _draw {
2619 my ($self) = @_;
2620
2621 my $tex = $self->{tex};
2622
2623 my ($w, $h) = ($self->{w}, $self->{h});
2624
2625 if ($self->{rot90}) {
2626 glRotate 90, 0, 0, 1;
2627 glTranslate 0, -$self->{w}, 0;
2628
2629 ($w, $h) = ($h, $w);
2630 }
2631
2632 glEnable GL_TEXTURE_2D;
2633 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
2634
2635 $tex->draw_quad_alpha (0, 0, $w, $h);
2636
2637 glDisable GL_TEXTURE_2D;
2638}
2639
2640#############################################################################
2641
2642package DC::UI::ImageButton;
2643
2644our @ISA = DC::UI::Image::;
2645
2646use DC::OpenGL;
2647
2648my %textures;
2649
2650sub new {
2651 my $class = shift;
2652
2653 my $self = $class->SUPER::new (
2654 padding_x => 4,
2655 padding_y => 4,
2656 fg => [1, 1, 1],
2657 active_fg => [0, 0, 1],
2658 can_hover => 1,
2659 align => 0,
2660 valign => 0,
2661 can_events => 1,
2662 @_
2663 );
2664}
2665
2666sub invoke_button_down {
2667 my ($self, $ev, $x, $y) = @_;
2668
2669 1
2670}
2671
2672sub invoke_button_up {
2673 my ($self, $ev, $x, $y) = @_;
2674
2675 $self->emit ("activate")
2676 if $x >= 0 && $x < $self->{w}
2677 && $y >= 0 && $y < $self->{h};
2678
2679 1
2680}
2681
2682#############################################################################
2683
2684package DC::UI::VGauge;
2685
2686our @ISA = DC::UI::Base::;
2687
2688use List::Util qw(min max);
2689
2690use DC::OpenGL;
2691
2692my %tex = (
2693 food => [
2694 map { new_from_file DC::Texture DC::find_rcfile $_, mipmap => 1 }
2695 qw/g1_food_gauge_empty.png g1_food_gauge_full.png/
2696 ],
2697 grace => [
2698 map { new_from_file DC::Texture DC::find_rcfile $_, mipmap => 1 }
2699 qw/g1_grace_gauge_empty.png g1_grace_gauge_full.png g1_grace_gauge_overflow.png/
2700 ],
2701 hp => [
2702 map { new_from_file DC::Texture DC::find_rcfile $_, mipmap => 1 }
2703 qw/g1_hp_gauge_empty.png g1_hp_gauge_full.png/
2704 ],
2705 mana => [
2706 map { new_from_file DC::Texture DC::find_rcfile $_, mipmap => 1 }
2707 qw/g1_mana_gauge_empty.png g1_mana_gauge_full.png g1_mana_gauge_overflow.png/
2708 ],
2709);
2710
2711# eg. VGauge->new (gauge => 'food'), default gauge: food
2712sub new {
2713 my $class = shift;
2714
2715 my $self = $class->SUPER::new (
2716 type => 'food',
2717 @_
2718 );
2719
2720 $self->{aspect} = $tex{$self->{type}}[0]{w} / $tex{$self->{type}}[0]{h};
2721
2722 $self
2723}
2724
2725sub size_request {
2726 my ($self) = @_;
2727
2728 #my $tex = $tex{$self->{type}}[0];
2729 #@$tex{qw(w h)}
2730 (0, 0)
2731}
2732
2733sub set_max {
2734 my ($self, $max) = @_;
2735
2736 return if $self->{max_val} == $max;
2737
2738 $self->{max_val} = $max;
2739 $self->update;
2740}
2741
2742sub set_value {
2743 my ($self, $val, $max) = @_;
2744
2745 $self->set_max ($max)
2746 if defined $max;
2747
2748 return if $self->{val} == $val;
2749
2750 $self->{val} = $val;
2751 $self->update;
2752}
2753
2754sub _draw {
2755 my ($self) = @_;
2756
2757 my $tex = $tex{$self->{type}};
2758 my ($t1, $t2, $t3) = @$tex;
2759
2760 my ($w, $h) = ($self->{w}, $self->{h});
2761
2762 if ($self->{vertical}) {
2763 glRotate 90, 0, 0, 1;
2764 glTranslate 0, -$self->{w}, 0;
2765
2766 ($w, $h) = ($h, $w);
2767 }
2768
2769 my $ycut = $self->{val} / ($self->{max_val} || 1);
2770
2771 my $ycut1 = max 0, min 1, $ycut;
2772 my $ycut2 = max 0, min 1, $ycut - 1;
2773
2774 my $h1 = $self->{h} * (1 - $ycut1);
2775 my $h2 = $self->{h} * (1 - $ycut2);
2776 my $h3 = $self->{h};
2777
2778 $_ = $_ * (284-4)/288 + 4/288 for ($h1, $h2, $h3);
2779
2780 glEnable GL_BLEND;
2781 glBlendFuncSeparate GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA,
2782 GL_ONE, GL_ONE_MINUS_SRC_ALPHA;
2783 glEnable GL_TEXTURE_2D;
2784 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
2785
2786 glBindTexture GL_TEXTURE_2D, $t1->{name};
2787 glBegin GL_QUADS;
2788 glTexCoord 0 , 0; glVertex 0 , 0;
2789 glTexCoord 0 , $t1->{t} * (1 - $ycut1); glVertex 0 , $h1;
2790 glTexCoord $t1->{s}, $t1->{t} * (1 - $ycut1); glVertex $w, $h1;
2791 glTexCoord $t1->{s}, 0; glVertex $w, 0;
2792 glEnd;
2793
2794 my $ycut1 = List::Util::min 1, $ycut;
2795 glBindTexture GL_TEXTURE_2D, $t2->{name};
2796 glBegin GL_QUADS;
2797 glTexCoord 0 , $t2->{t} * (1 - $ycut1); glVertex 0 , $h1;
2798 glTexCoord 0 , $t2->{t} * (1 - $ycut2); glVertex 0 , $h2;
2799 glTexCoord $t2->{s}, $t2->{t} * (1 - $ycut2); glVertex $w, $h2;
2800 glTexCoord $t2->{s}, $t2->{t} * (1 - $ycut1); glVertex $w, $h1;
2801 glEnd;
2802
2803 if ($t3) {
2804 glBindTexture GL_TEXTURE_2D, $t3->{name};
2805 glBegin GL_QUADS;
2806 glTexCoord 0 , $t3->{t} * (1 - $ycut2); glVertex 0 , $h2;
2807 glTexCoord 0 , $t3->{t}; glVertex 0 , $h3;
2808 glTexCoord $t3->{s}, $t3->{t}; glVertex $w, $h3;
2809 glTexCoord $t3->{s}, $t3->{t} * (1 - $ycut2); glVertex $w, $h2;
2810 glEnd;
2811 }
2812
2813 glDisable GL_BLEND;
2814 glDisable GL_TEXTURE_2D;
2815}
2816
2817#############################################################################
2818
2819package DC::UI::Progress;
2820
2821our @ISA = DC::UI::Label::;
2822
2823use DC::OpenGL;
2824
2825sub new {
2826 my ($class, %arg) = @_;
2827
2828 my $self = $class->SUPER::new (
2829 fg => [1, 1, 1],
2830 bg => [0, 0, 1, 0.2],
2831 bar => [0.7, 0.5, 0.1, 0.8],
2832 outline => [0.4, 0.3, 0],
2833 fontsize => 0.9,
2834 valign => 0,
2835 align => 0,
2836 can_events => 1,
2837 ellipsise => 1,
2838 label => "%d%%",
2839 %arg,
2840 );
2841
2842 $self->set_value ($arg{value} || -1);
2843
2844 $self
2845}
2846
2847sub set_label {
2848 my ($self, $label) = @_;
2849
2850 return if $self->{label} eq $label;
2851 $self->{label} = $label;
2852
2853 $self->DC::UI::Progress::set_value (0 + delete $self->{value});
2854}
2855
2856sub set_value {
2857 my ($self, $value) = @_;
2858
2859 if ($self->{value} ne $value) {
2860 $self->{value} = $value;
2861
2862 if ($value < 0) {
2863 $self->set_text ("-");
2864 } else {
2865 $self->set_text (sprintf $self->{label}, $value * 100);
2866 }
2867
2868 $self->update;
2869 }
2870}
2871
2872sub _draw {
2873 my ($self) = @_;
2874
2875 glEnable GL_BLEND;
2876 glBlendFunc GL_ONE, GL_ONE_MINUS_SRC_ALPHA;
2877
2878 if ($self->{value} >= 0) {
2879 my $s = int 2 + ($self->{w} - 4) * $self->{value};
2880
2881 glColor_premultiply @{$self->{bar}};
2882 glRect 2, 2, $s, $self->{h} - 2;
2883 glColor_premultiply @{$self->{bg}};
2884 glRect $s, 2, $self->{w} - 2, $self->{h} - 2;
2885 }
2886
2887 glColor_premultiply @{$self->{outline}};
2888 glRect_lineloop 1.5, 1.5, $self->{w} - 1.5, $self->{h} - 1.5;
2889
2890 glDisable GL_BLEND;
2891
2892 {
2893 local $self->{bg}; # do not draw background
2894 $self->SUPER::_draw;
2895 }
2896}
2897
2898#############################################################################
2899
2900package DC::UI::ExperienceProgress;
2901
2902our @ISA = DC::UI::Progress::;
2903
2904sub new {
2905 my ($class, %arg) = @_;
2906
2907 my $self = $class->SUPER::new (
2908 tooltip => sub {
2909 my ($self) = @_;
2910
2911 sprintf "level %d\n%s points\n%s next level\n%s to go",
2912 $self->{lvl},
2913 ::formsep ($self->{exp}),
2914 ::formsep ($self->{nxt}),
2915 ::formsep ($self->{nxt} - $self->{exp}),
2916 },
2917 %arg
2918 );
2919
2920 $::CONN->{on_exp_update}{$self+0} = sub { $self->set_value ($self->{value}) }
2921 if $::CONN;
2922
2923 $self
2924}
2925
2926sub DESTROY {
2927 my ($self) = @_;
2928
2929 delete $::CONN->{on_exp_update}{$self+0}
2930 if $::CONN;
2931
2932 $self->SUPER::DESTROY;
2933}
2934
2935sub set_value {
2936 my ($self, $lvl, $exp) = @_;
2937
2938 $self->{lvl} = $lvl;
2939 $self->{exp} = $exp;
2940
2941 my $v = -1;
2942
2943 if ($::CONN && (my $table = $::CONN->{exp_table})) {
2944 my $l0 = $table->[$lvl - 1];
2945 my $l1 = $table->[$lvl];
2946
2947 $self->{nxt} = $l1;
2948
2949 $v = ($exp - $l0) / ($l1 - $l0);
2950 }
2951
2952 $self->SUPER::set_value ($v);
2953}
2954
2955#############################################################################
2956
2957package DC::UI::Gauge;
2958
2959our @ISA = DC::UI::VBox::;
2960
2961sub new {
2962 my ($class, %arg) = @_;
2963
2964 my $self = $class->SUPER::new (
2965 tooltip => $arg{type},
2966 can_hover => 1,
2967 can_events => 1,
2968 %arg,
2969 );
2970
2971 $self->add ($self->{value} = new DC::UI::Label valign => +1, align => 0, template => "999");
2972 $self->add ($self->{gauge} = new DC::UI::VGauge type => $self->{type}, expand => 1, can_hover => 1);
2973 $self->add ($self->{max} = new DC::UI::Label valign => -1, align => 0, template => "999");
2974
2975 $self
2976}
2977
2978sub set_fontsize {
2979 my ($self, $fsize) = @_;
2980
2981 $self->{value}->set_fontsize ($fsize);
2982 $self->{max} ->set_fontsize ($fsize);
2983}
2984
2985sub set_max {
2986 my ($self, $max) = @_;
2987
2988 $self->{gauge}->set_max ($max);
2989 $self->{max}->set_text ($max);
2990}
2991
2992sub set_value {
2993 my ($self, $val, $max) = @_;
2994
2995 $self->set_max ($max)
2996 if defined $max;
2997
2998 $self->{gauge}->set_value ($val, $max);
2999 $self->{value}->set_text ($val);
3000}
3001
3002#############################################################################
3003
3004package DC::UI::Slider;
80 3005
81use strict; 3006use strict;
82our @ISA = qw/Client::Widget/;
83 3007
84use SDL::OpenGL; 3008use DC::OpenGL;
85use SDL::OpenGL::Constants;
86 3009
87sub key_down { 3010our @ISA = DC::UI::DrawBG::;
88 print "MAPKEYDOWN\n";
89}
90 3011
91sub key_up { 3012my @tex =
92} 3013 map { new_from_file DC::Texture DC::find_rcfile $_ }
3014 qw(s1_slider.png s1_slider_bg.png);
93 3015
94my $x; 3016sub new {
3017 my $class = shift;
95 3018
3019 # range [value, low, high, page, unit]
3020
3021 # TODO: 0-width page
3022 # TODO: req_w/h are wrong with vertical
3023 # TODO: calculations are off
3024 my $self = $class->SUPER::new (
3025 fg => [1, 1, 1],
3026 active_fg => [0, 0, 0],
3027 bg => [0, 0, 0, 0.2],
3028 active_bg => [1, 1, 1, 0.5],
3029 range => [0, 0, 100, 10, 0],
3030 min_w => $::WIDTH / 80,
3031 min_h => $::WIDTH / 80,
3032 vertical => 0,
3033 can_hover => 1,
3034 inner_pad => 0.02,
3035 @_
3036 );
3037
3038 $self->set_value ($self->{range}[0]);
3039 $self->update;
3040
3041 $self
3042}
3043
3044sub set_range {
3045 my ($self, $range) = @_;
3046
3047 ($range, $self->{range}) = ($self->{range}, $range);
3048
3049 if ("@$range" ne "@{$self->{range}}") {
3050 $self->update;
3051 $self->set_value ($self->{range}[0]);
3052 }
3053}
3054
3055sub set_value {
3056 my ($self, $value) = @_;
3057
3058 my ($old_value, $lo, $hi, $page, $unit) = @{$self->{range}};
3059
3060 $hi = $lo + 1 if $hi <= $lo;
3061
3062 $page = $hi - $lo if $page > $hi - $lo;
3063
3064 $value = $lo if $value < $lo;
3065 $value = $hi - $page if $value > $hi - $page;
3066
3067 $value = $lo + $unit * int +($value - $lo + $unit * 0.5) / $unit
3068 if $unit;
3069
3070 @{$self->{range}} = ($value, $lo, $hi, $page, $unit);
3071
3072 if ($value != $old_value) {
3073 $self->emit (changed => $value);
3074 $self->update;
3075 }
3076}
3077
3078sub size_request {
3079 my ($self) = @_;
3080
3081 ($self->{req_w}, $self->{req_h})
3082}
3083
3084sub invoke_button_down {
3085 my ($self, $ev, $x, $y) = @_;
3086
3087 $self->SUPER::invoke_button_down ($ev, $x, $y);
3088
3089 $self->{click} = [$self->{range}[0], $self->{vertical} ? $y : $x];
3090
3091 $self->invoke_mouse_motion ($ev, $x, $y);
3092
3093 1
3094}
3095
3096sub invoke_mouse_motion {
3097 my ($self, $ev, $x, $y) = @_;
3098
3099 if ($GRAB == $self) {
3100 my ($x, $w) = $self->{vertical} ? ($y, $self->{h}) : ($x, $self->{w});
3101
3102 my (undef, $lo, $hi, $page) = @{$self->{range}};
3103
3104 $x = ($x - $self->{click}[1]) / ($w * $self->{scale});
3105
3106 $self->set_value ($self->{click}[0] + $x * ($hi - $page - $lo));
3107 } else {
3108 return 0;
3109 }
3110
3111 1
3112}
3113
3114sub invoke_mouse_wheel {
3115 my ($self, $ev) = @_;
3116
3117 my $delta = $self->{vertical} ? $ev->{dy} : $ev->{dx};
3118
3119 my $pagepart = $ev->{mod} & DC::KMOD_SHIFT ? 1 : 0.2;
3120
3121 $self->set_value ($self->{range}[0] + $delta * $self->{range}[3] * $pagepart);
3122
3123 1
3124}
3125
3126sub update {
3127 my ($self) = @_;
3128
3129 delete $self->{knob_w};
3130 $self->SUPER::update;
3131}
3132
96sub draw { 3133sub _draw {
3134 my ($self) = @_;
3135
3136 unless ($self->{knob_w}) {
3137 $self->set_value ($self->{range}[0]);
3138
3139 my ($value, $lo, $hi, $page) = @{$self->{range}};
3140 my $range = ($hi - $page - $lo) || 1e-100;
3141
3142 my $knob_w = List::Util::min 1, $page / ($hi - $lo) || 0.1;
3143
3144 $self->{offset} = List::Util::max $self->{inner_pad}, $knob_w * 0.5;
3145 $self->{scale} = 1 - 2 * $self->{offset} || 1e-100;
3146
3147 $value = ($value - $lo) / $range;
3148 $value = $value * $self->{scale} + $self->{offset};
3149
3150 $self->{knob_x} = $value - $knob_w * 0.5;
3151 $self->{knob_w} = $knob_w;
3152 }
3153
3154 $self->SUPER::_draw ();
3155
3156 glScale $self->{w}, $self->{h};
3157
3158 if ($self->{vertical}) {
3159 # draw a vertical slider like a rotated horizontal slider
3160
3161 glTranslate 1, 0, 0;
3162 glRotate 90, 0, 0, 1;
3163 }
3164
3165 my $fg = $FOCUS == $self ? $self->{active_fg} : $self->{fg};
3166 my $bg = $FOCUS == $self ? $self->{active_bg} : $self->{bg};
3167
97 glEnable GL_TEXTURE_2D; 3168 glEnable GL_TEXTURE_2D;
3169 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
3170
3171 # draw background
3172 $tex[1]->draw_quad_alpha (0, 0, 1, 1);
3173
3174 # draw handle
3175 $tex[0]->draw_quad_alpha ($self->{knob_x}, 0, $self->{knob_w}, 1);
3176
3177 glDisable GL_TEXTURE_2D;
3178}
3179
3180#############################################################################
3181
3182package DC::UI::ValSlider;
3183
3184our @ISA = DC::UI::HBox::;
3185
3186sub new {
3187 my ($class, %arg) = @_;
3188
3189 my $range = delete $arg{range};
3190
3191 my $self = $class->SUPER::new (
3192 slider => (new DC::UI::Slider expand => 1, range => $range),
3193 entry => (new DC::UI::Label text => "", template => delete $arg{template}),
3194 to_value => sub { shift },
3195 from_value => sub { shift },
3196 %arg,
3197 );
3198
3199 $self->{slider}->connect (changed => sub {
3200 my ($self, $value) = @_;
3201 $self->{parent}{entry}->set_text ($self->{parent}{to_value}->($value));
3202 $self->{parent}->emit (changed => $value);
3203 });
3204
3205# $self->{entry}->connect (changed => sub {
3206# my ($self, $value) = @_;
3207# $self->{parent}{slider}->set_value ($self->{parent}{from_value}->($value));
3208# $self->{parent}->emit (changed => $value);
3209# });
3210
3211 $self->add ($self->{slider}, $self->{entry});
3212
3213 $self->{slider}->emit (changed => $self->{slider}{range}[0]);
3214
3215 $self
3216}
3217
3218sub set_range { shift->{slider}->set_range (@_) }
3219sub set_value { shift->{slider}->set_value (@_) }
3220
3221#############################################################################
3222
3223package DC::UI::TextScroller;
3224
3225our @ISA = DC::UI::HBox::;
3226
3227use DC::OpenGL;
3228
3229sub new {
3230 my $class = shift;
3231
3232 my $self = $class->SUPER::new (
3233 fontsize => 1,
3234 can_events => 1,
3235 indent => 0,
3236 #font => default_font
3237 @_,
3238
3239 layout => (new DC::Layout),
3240 par => [],
3241 max_par => 0,
3242 height => 0,
3243 children => [
3244 (new DC::UI::Empty expand => 1),
3245 (new DC::UI::Slider vertical => 1),
3246 ],
3247 );
3248
3249 $self->{children}[1]->connect (changed => sub { $self->update });
3250
3251 $self
3252}
3253
3254sub set_fontsize {
3255 my ($self, $fontsize) = @_;
3256
3257 $self->{fontsize} = $fontsize;
3258 $self->reflow;
3259}
3260
3261sub size_request {
3262 my ($self) = @_;
3263
3264 my ($empty, $slider) = $self->visible_children;
3265
3266 local $self->{children} = [$empty, $slider];
3267 $self->SUPER::size_request
3268}
3269
3270sub invoke_size_allocate {
3271 my ($self, $w, $h) = @_;
3272
3273 my ($empty, $slider, @other) = @{ $self->{children} };
3274 $_->configure (@$_{qw(x y req_w req_h)}) for @other;
3275
3276 $self->{layout}->set_font ($self->{font}) if $self->{font};
3277 $self->{layout}->set_height ($self->{fontsize} * $::FONTSIZE);
3278 $self->{layout}->set_width ($empty->{w});
3279 $self->{layout}->set_indent ($self->{fontsize} * $::FONTSIZE * $self->{indent});
3280
3281 $self->reflow;
3282
3283 local $self->{children} = [$empty, $slider];
3284 $self->SUPER::invoke_size_allocate ($w, $h)
3285}
3286
3287sub invoke_mouse_wheel {
3288 my ($self, $ev) = @_;
3289
3290 return 0 unless $ev->{dy}; # only vertical movements
3291
3292 $self->{children}[1]->emit (mouse_wheel => $ev);
3293
3294 1
3295}
3296
3297sub get_layout {
3298 my ($self, $para) = @_;
3299
3300 my $layout = $self->{layout};
3301
3302 $layout->set_font ($self->{font}) if $self->{font};
3303 $layout->set_foreground (@{$para->{fg}});
3304 $layout->set_height ($self->{fontsize} * $::FONTSIZE);
3305 $layout->set_width ($self->{children}[0]{w} - $para->{indent});
3306 $layout->set_indent ($self->{fontsize} * $::FONTSIZE * $self->{indent});
3307 $layout->set_markup ($para->{markup});
3308
3309 $layout->set_shapes (
3310 map
3311 +(0, $_->baseline_shift +$_->{padding_y} - $_->{h}, $_->{w}, $_->{h}),
3312 @{$para->{widget}}
3313 );
3314
3315 $layout
3316}
3317
3318sub reflow {
3319 my ($self) = @_;
3320
3321 $self->{need_reflow}++;
3322 $self->update;
3323}
3324
3325sub set_offset {
3326 my ($self, $offset) = @_;
3327
3328 # todo: base offset on lines or so, not on pixels
3329 $self->{children}[1]->set_value ($offset);
3330}
3331
3332sub current_paragraph {
3333 my ($self) = @_;
3334
3335 $self->{top_paragraph} - 1
3336}
3337
3338sub scroll_to {
3339 my ($self, $para) = @_;
3340
3341 $para = List::Util::max 0, List::Util::min $#{$self->{par}}, $para;
3342
3343 $self->{scroll_to} = $para;
3344 $self->update;
3345}
3346
3347sub clear {
3348 my ($self) = @_;
3349
3350 my (undef, undef, @other) = @{ $self->{children} };
3351 $self->remove ($_) for @other;
3352
3353 $self->{par} = [];
3354 $self->{height} = 0;
3355 $self->{children}[1]->set_range ([0, 0, 0, 1, 1]);
3356}
3357
3358sub add_paragraph {
3359 my $self = shift;
3360
3361 for my $para (@_) {
3362 $para = {
3363 fg => [1, 1, 1, 1],
3364 indent => 0,
3365 markup => "",
3366 widget => [],
3367 ref $para ? %$para : (markup => $para),
3368 w => 1e10,
3369 wrapped => 1,
3370 };
3371
3372 $self->add (@{ $para->{widget} }) if @{ $para->{widget} };
3373 push @{$self->{par}}, $para;
3374 }
3375
3376 if (my $max = $self->{max_par}) {
3377 shift @{$self->{par}} while @{$self->{par}} > $max;
3378 }
3379
3380 $self->{need_reflow}++;
3381 $self->update;
3382}
3383
3384sub scroll_to_bottom {
3385 my ($self) = @_;
3386
3387 $self->{scroll_to} = $#{$self->{par}};
3388 $self->update;
3389}
3390
3391sub force_uptodate {
3392 my ($self) = @_;
3393
3394 if (delete $self->{need_reflow}) {
3395 my ($W, $H) = @{$self->{children}[0]}{qw(w h)};
3396
3397 my $height = 0;
3398
3399 for my $para (@{$self->{par}}) {
3400 if ($para->{w} != $W && ($para->{wrapped} || $para->{w} > $W)) {
3401 my $layout = $self->get_layout ($para);
3402 my ($w, $h) = $layout->size;
3403
3404 $para->{w} = $w + $para->{indent};
3405 $para->{h} = $h;
3406 $para->{wrapped} = $layout->has_wrapped;
3407 }
3408
3409 $para->{y} = $height;
3410 $height += $para->{h};
3411 }
3412
3413 $self->{height} = $height;
3414 $self->{children}[1]->set_range ([$self->{children}[1]{range}[0], 0, $height, $H, 1]);
3415
3416 delete $self->{texture};
3417 }
3418
3419 if (my $paridx = delete $self->{scroll_to}) {
3420 $self->{children}[1]->set_value ($self->{par}[$paridx]{y});
3421 }
3422}
3423
3424sub update {
3425 my ($self) = @_;
3426
3427 $self->SUPER::update;
3428
3429 return unless $self->{h} > 0;
3430
3431 delete $self->{texture};
3432
3433 $ROOT->on_post_alloc ($self => sub {
3434 $self->force_uptodate;
3435
3436 my ($W, $H) = @{$self->{children}[0]}{qw(w h)};
3437
3438 $self->{texture} ||= new_from_opengl DC::Texture $W, $H, sub {
3439 glClearColor 0, 0, 0, 0;
3440 glClear GL_COLOR_BUFFER_BIT;
3441
3442 package DC::UI::Base;
3443 local ($draw_x, $draw_y, $draw_w, $draw_h) =
3444 (0, 0, $self->{w}, $self->{h});
3445
3446 my $top = int $self->{children}[1]{range}[0];
3447
3448 my $paridx = 0;
3449 my $top_paragraph;
3450 my $top = int $self->{children}[1]{range}[0];
3451
3452 my $y0 = $top;
3453 my $y1 = $top + $H;
3454
3455 for my $para (@{$self->{par}}) {
3456 my $h = $para->{h};
3457 my $y = $para->{y};
3458
3459 if ($y0 < $y + $h && $y < $y1) {
3460 my $layout = $self->get_layout ($para);
3461
3462 $layout->render ($para->{indent}, $y - $y0);
3463 $layout->draw;
3464
3465 if (my @w = @{ $para->{widget} }) {
3466 my @s = $layout->get_shapes;
3467
3468 for (@w) {
3469 my ($dx, $dy) = splice @s, 0, 2, ();
3470
3471 $_->{x} = $dx + $para->{indent};
3472 $_->{y} = $dy + $y - $y0;
3473
3474 $_->draw;
3475 }
3476 }
3477 }
3478
3479 $paridx++;
3480 $top_paragraph ||= $paridx if $y >= $top;
3481 }
3482
3483 $self->{top_paragraph} = $top_paragraph;
3484 };
3485 });
3486}
3487
3488sub reconfigure {
3489 my ($self) = @_;
3490
3491 $self->SUPER::reconfigure;
3492
3493 $_->{w} = 1e10 for @{ $self->{par} };
3494 $self->reflow;
3495}
3496
3497sub _draw {
3498 my ($self) = @_;
3499
98 glEnable GL_BLEND; 3500 glEnable GL_TEXTURE_2D;
3501 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
3502 glColor 0, 0, 0, 1;
3503 $self->{texture}->draw_quad_alpha_premultiplied (0, 0, $self->{children}[0]{w}, $self->{children}[0]{h});
3504 glDisable GL_TEXTURE_2D;
3505
3506 $self->{children}[1]->draw;
3507}
3508
3509#############################################################################
3510
3511package DC::UI::Animator;
3512
3513use DC::OpenGL;
3514
3515our @ISA = DC::UI::Bin::;
3516
3517sub moveto {
3518 my ($self, $x, $y) = @_;
3519
3520 $self->{moveto} = [$self->{x}, $self->{y}, $x, $y];
3521 $self->{speed} = 0.001;
3522 $self->{time} = 1;
3523
3524 ::animation_start $self;
3525}
3526
3527sub animate {
3528 my ($self, $interval) = @_;
3529
3530 $self->{time} -= $interval * $self->{speed};
3531 if ($self->{time} <= 0) {
3532 $self->{time} = 0;
3533 ::animation_stop $self;
3534 }
3535
3536 my ($x0, $y0, $x1, $y1) = @{$self->{moveto}};
3537
3538 $self->{x} = $x0 * $self->{time} + $x1 * (1 - $self->{time});
3539 $self->{y} = $y0 * $self->{time} + $y1 * (1 - $self->{time});
3540}
3541
3542sub _draw {
3543 my ($self) = @_;
99 3544
100 glPushMatrix; 3545 glPushMatrix;
3546 glRotate $self->{time} * 1000, 0, 1, 0;
3547 $self->{children}[0]->draw;
3548 glPopMatrix;
3549}
101 3550
102 my $map = $::CONN->{map}; 3551#############################################################################
103 3552
104 for my $x (0 .. $::CONN->{mapw} - 1) { 3553package DC::UI::Flopper;
105 for my $y (0 .. $::CONN->{maph} - 1) {
106 3554
107 my $cell = $map->[$x][$y] 3555our @ISA = DC::UI::Button::;
3556
3557sub new {
3558 my $class = shift;
3559
3560 my $self = $class->SUPER::new (
3561 state => 0,
3562 on_activate => \&toggle_flopper,
3563 @_
3564 );
3565
3566 $self
3567}
3568
3569sub toggle_flopper {
3570 my ($self) = @_;
3571
3572 $self->{other}->toggle_visibility;
3573}
3574
3575#############################################################################
3576
3577package DC::UI::Tooltip;
3578
3579our @ISA = DC::UI::Bin::;
3580
3581use DC::OpenGL;
3582
3583sub new {
3584 my $class = shift;
3585
3586 $class->SUPER::new (
3587 @_,
3588 can_events => 0,
3589 )
3590}
3591
3592sub set_tooltip_from {
3593 my ($self, $widget) = @_;
3594
3595 my $tip = $widget->{tooltip};
3596 $tip = $tip->($widget) if "CODE" eq ref $tip;
3597
3598 $tip = DC::Pod::section_label tooltip => $1
3599 if $tip =~ /^#(.*)$/;
3600
3601 if ($ENV{CFPLUS_DEBUG} & 2) {
3602 $tip .= "\n\n" . (ref $widget) . "\n"
3603 . "$widget->{x} $widget->{y} $widget->{w} $widget->{h}\n"
3604 . "req $widget->{req_w} $widget->{req_h}\n"
3605 . "visible $widget->{visible}";
3606 }
3607
3608 $tip =~ s/^\n+//;
3609 $tip =~ s/\n+$//;
3610
3611 $self->add (new DC::UI::Label
3612 markup => $tip,
3613 max_w => ($widget->{tooltip_width} || 0.25) * $::WIDTH,
3614 fontsize => 0.8,
3615 style => 1, # FLAG_INVERSE
3616 ellipsise => 0,
3617 font => ($widget->{tooltip_font} || $::FONT_PROP),
3618 );
3619}
3620
3621sub size_request {
3622 my ($self) = @_;
3623
3624 my ($w, $h) = @{$self->child}{qw(req_w req_h)};
3625
3626 ($w + 4, $h + 4)
3627}
3628
3629sub invoke_size_allocate {
3630 my ($self, $w, $h) = @_;
3631
3632 $self->SUPER::invoke_size_allocate ($w - 4, $h - 4)
3633}
3634
3635sub invoke_visibility_change {
3636 my ($self, $visible) = @_;
3637
3638 return unless $visible;
3639
3640 $self->{root}->on_post_alloc ("move_$self" => sub {
3641 my $widget = $self->{owner}
3642 or return;
3643
3644 if ($widget->{visible}) {
3645 my ($x, $y) = $widget->coord2global ($widget->{w}, 0);
3646
3647 ($x, $y) = $widget->coord2global (-$self->{w}, 0)
3648 if $x + $self->{w} > $self->{root}{w};
3649
3650 $self->move_abs ($x, $y);
3651 } else {
3652 $self->hide;
3653 }
3654 });
3655}
3656
3657sub _draw {
3658 my ($self) = @_;
3659
3660 my ($w, $h) = @$self{qw(w h)};
3661
3662 glColor 1, 0.8, 0.4;
3663 glRect 0, 0, $w, $h;
3664
3665 glColor 0, 0, 0;
3666 glRect_lineloop .5, .5, $w + .5, $h + .5;
3667
3668 glTranslate 2, 2;
3669
3670 $self->SUPER::_draw;
3671}
3672
3673#############################################################################
3674
3675package DC::UI::Face;
3676
3677our @ISA = DC::UI::DrawBG::;
3678
3679use DC::OpenGL;
3680
3681sub new {
3682 my $class = shift;
3683
3684 my $self = $class->SUPER::new (
3685 size_w => 32,
3686 size_h => 8,
3687 aspect => 1,
3688 can_events => 0,
3689 @_,
3690 );
3691
3692 if ($self->{anim} && $self->{animspeed}) {
3693 DC::weaken (my $widget = $self);
3694
3695 $self->{animspeed} = List::Util::max 0.05, $self->{animspeed};
3696 $self->{timer} = EV::periodic_ns 0, $self->{animspeed}, undef, sub {
3697 return unless $::CONN;
3698
3699 my $w = $widget
108 or next; 3700 or return;
109 3701
110 my $darkness = $cell->[3] * (1 / 255); 3702 ++$w->{frame};
111 glColor $darkness, $darkness, $darkness; 3703 $w->update_face;
112 3704
113 for my $num (grep $_, $cell->[0], $cell->[1], $cell->[2]) { 3705 # somehow, $widget can go away
114 my $tex = $::CONN->{face}[$num]{texture} || next; 3706 $w->update;
3707 $w->update_timer;
3708 };
115 3709
116 glBindTexture GL_TEXTURE_2D, $tex->{name}; 3710 $self->update_face;
3711 $self->update_timer;
3712 }
3713
3714 $self
3715}
117 3716
118 glBegin GL_QUADS; 3717sub update_timer {
119 glTexCoord 0, 0; glVertex $x, $y; 3718 my ($self) = @_;
120 glTexCoord 0, 1; glVertex $x, $y + 1; 3719
121 glTexCoord 1, 1; glVertex $x + 1, $y + 1; 3720 return unless $self->{timer};
122 glTexCoord 1, 0; glVertex $x + 1, $y; 3721
3722 if ($self->{visible}) {
3723 $self->{timer}->start;
3724 } else {
3725 $self->{timer}->stop;
3726 }
3727}
3728
3729sub update_face {
3730 my ($self) = @_;
3731
3732 if ($::CONN) {
3733 if (my $anim = $::CONN->{anim}[$self->{anim}]) {
3734 if ($anim && @$anim) {
3735 $self->{face} = $anim->[ $self->{frame} % @$anim ];
3736 delete $self->{face_change_cb};
3737
3738 if (my $tex = $self->{tex} = $::CONN->{texture}[ $::CONN->{face}[$self->{face}]{id} ]) {
3739 unless ($tex->{name} || $tex->{loading}) {
3740 $tex->upload (sub { $self->reconfigure });
3741 }
123 glEnd; 3742 }
124 } 3743 }
125 } 3744 }
126 } 3745 }
3746}
127 3747
128 glPopMatrix; 3748sub size_request {
3749 my ($self) = @_;
129 3750
3751 if ($::CONN) {
3752 if (my $faceid = $::CONN->{face}[$self->{face}]{id}) {
3753 if (my $tex = $self->{tex} = $::CONN->{texture}[$faceid]) {
3754 if ($tex->{name}) {
3755 return ($self->{size_w} || $tex->{w}, $self->{size_h} || $tex->{h});
3756 } elsif (!$tex->{loading}) {
3757 $tex->upload (sub { $self->reconfigure });
3758 }
3759 }
3760
3761 $self->{face_change_cb} ||= $::CONN->on_face_change ($self->{face}, sub { $self->reconfigure });
3762 }
3763 }
3764
3765 ($self->{size_w} || 8, $self->{size_h} || 8)
3766}
3767
3768sub update {
3769 my ($self) = @_;
3770
3771 return unless $self->{visible};
3772
3773 $self->SUPER::update;
3774}
3775
3776sub invoke_visibility_change {
3777 my ($self) = @_;
3778
3779 $self->update_timer;
3780
3781 0
3782}
3783
3784sub _draw {
3785 my ($self) = @_;
3786
3787 $self->SUPER::_draw;
3788
3789 if (my $tex = $self->{tex}) {
3790 glEnable GL_TEXTURE_2D;
3791 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
3792 glColor 0, 0, 0, 1;
3793 $tex->draw_quad_alpha (0, 0, $self->{w}, $self->{h});
130 glDisable GL_TEXTURE_2D; 3794 glDisable GL_TEXTURE_2D;
3795 }
3796}
3797
3798sub destroy {
3799 my ($self) = @_;
3800
3801 (delete $self->{timer})->cancel
3802 if $self->{timer};
3803
3804 $self->SUPER::destroy;
3805}
3806
3807#############################################################################
3808
3809package DC::UI::Buttonbar;
3810
3811our @ISA = DC::UI::HBox::;
3812
3813# TODO: should actually wrap buttons and other goodies.
3814
3815#############################################################################
3816
3817package DC::UI::Menu;
3818
3819our @ISA = DC::UI::Toplevel::;
3820
3821use DC::OpenGL;
3822
3823sub new {
3824 my $class = shift;
3825
3826 my $self = $class->SUPER::new (
3827 items => [],
3828 z => 100,
3829 @_,
3830 );
3831
3832 $self->add ($self->{vbox} = new DC::UI::VBox);
3833
3834 for my $item (@{ $self->{items} }) {
3835 my ($widget, $cb, $tooltip) = @$item;
3836
3837 # handle various types of items, only text for now
3838 if (!ref $widget) {
3839 if ($widget =~ /\t/) {
3840 my ($left, $right) = split /\t/, $widget, 2;
3841
3842 $widget = new DC::UI::HBox
3843 can_hover => 1,
3844 can_events => 1,
3845 tooltip => $tooltip,
3846 children => [
3847 (new DC::UI::Label markup => $left, expand => 1),
3848 (new DC::UI::Label markup => $right, align => +1),
3849 ],
3850 ;
3851
3852 } else {
3853 $widget = new DC::UI::Label
3854 can_hover => 1,
3855 can_events => 1,
3856 markup => $widget,
3857 tooltip => $tooltip;
3858 }
3859 }
3860
3861 $self->{item}{$widget} = $item;
3862
3863 $self->{vbox}->add ($widget);
3864 }
3865
3866 $self
3867}
3868
3869# popup given the event (must be a mouse button down event currently)
3870sub popup {
3871 my ($self, $ev) = @_;
3872
3873 $self->emit ("popdown");
3874
3875 # maybe save $GRAB? must be careful about events...
3876 $GRAB = $self;
3877 $self->{button} = $ev->{button};
3878
3879 $self->show;
3880 $self->move_abs ($ev->{x} - $self->{w} * 0.5, $ev->{y} - $self->{h} * 0.5);
3881}
3882
3883sub invoke_mouse_motion {
3884 my ($self, $ev, $x, $y) = @_;
3885
3886 # TODO: should use vbox->find_widget or so
3887 $HOVER = $ROOT->find_widget ($ev->{x}, $ev->{y});
3888 $self->{hover} = $self->{item}{$HOVER};
3889
3890 0
3891}
3892
3893sub invoke_button_up {
3894 my ($self, $ev, $x, $y) = @_;
3895
3896 if ($ev->{button} == $self->{button}) {
3897 undef $GRAB;
3898 $self->hide;
3899
3900 $self->emit ("popdown");
3901 $self->{hover}[1]->() if $self->{hover};
3902 } else {
3903 return 0
3904 }
3905
3906 1
3907}
3908
3909#############################################################################
3910
3911package DC::UI::Multiplexer;
3912
3913our @ISA = DC::UI::Container::;
3914
3915sub new {
3916 my $class = shift;
3917
3918 my $self = $class->SUPER::new (
3919 @_,
3920 );
3921
3922 $self->{current} = $self->{children}[0]
3923 if @{ $self->{children} };
3924
3925 $self
3926}
3927
3928sub add {
3929 my ($self, @widgets) = @_;
3930
3931 $self->SUPER::add (@widgets);
3932
3933 $self->{current} = $self->{children}[0]
3934 if @{ $self->{children} };
3935}
3936
3937sub get_current_page {
3938 my ($self) = @_;
3939
3940 $self->{current}
3941}
3942
3943sub set_current_page {
3944 my ($self, $page_or_widget) = @_;
3945
3946 my $widget = ref $page_or_widget
3947 ? $page_or_widget
3948 : $self->{children}[$page_or_widget];
3949
3950 $self->{current} = $widget;
3951 $self->{current}->configure (0, 0, $self->{w}, $self->{h});
3952
3953 $self->emit (page_changed => $self->{current});
3954
3955 $self->realloc;
3956}
3957
3958sub visible_children {
3959 $_[0]{current}
3960}
3961
3962sub size_request {
3963 my ($self) = @_;
3964
3965 $self->{current}->size_request
3966}
3967
3968sub invoke_size_allocate {
3969 my ($self, $w, $h) = @_;
3970
3971 $self->{current}->configure (0, 0, $w, $h);
3972
3973 1
3974}
3975
3976sub _draw {
3977 my ($self) = @_;
3978
3979 $self->{current}->draw;
3980}
3981
3982#############################################################################
3983
3984package DC::UI::Notebook;
3985
3986use DC::OpenGL;
3987
3988our @ISA = DC::UI::VBox::;
3989
3990sub new {
3991 my $class = shift;
3992
3993 my $self = $class->SUPER::new (
3994 buttonbar => (new DC::UI::Buttonbar),
3995 multiplexer => (new DC::UI::Multiplexer expand => 1),
3996 active_outline => [.7, .7, 0.2],
3997 # filter => # will be put between multiplexer and $self
3998 @_,
3999 );
4000
4001 $self->{filter}->add ($self->{multiplexer}) if $self->{filter};
4002 $self->SUPER::add ($self->{buttonbar}, $self->{filter} || $self->{multiplexer});
4003
4004 {
4005 Scalar::Util::weaken (my $wself = $self);
4006
4007 $self->{multiplexer}->connect (c_add => sub {
4008 my ($mplex, $widgets) = @_;
4009
4010 for my $child (@$widgets) {
4011 Scalar::Util::weaken $child;
4012 $child->{c_tab_} ||= do {
4013 my $tab =
4014 (UNIVERSAL::isa $child->{c_tab}, "DC::UI::Base")
4015 ? $child->{c_tab}
4016 : new DC::UI::Button markup => $child->{c_tab}[0], tooltip => $child->{c_tab}[1];
4017
4018 $tab->connect (activate => sub {
4019 $wself->set_current_page ($child);
4020 });
4021
4022 $tab
4023 };
4024
4025 $self->{buttonbar}->add ($child->{c_tab_});
4026 }
4027 });
4028
4029 $self->{multiplexer}->connect (c_remove => sub {
4030 my ($mplex, $widgets) = @_;
4031
4032 for my $child (@$widgets) {
4033 $wself->{buttonbar}->remove ($child->{c_tab_});
4034 }
4035 });
4036 }
4037
4038 $self
4039}
4040
4041sub add {
4042 my ($self, @widgets) = @_;
4043
4044 $self->{multiplexer}->add (@widgets)
4045}
4046
4047sub remove {
4048 my ($self, @widgets) = @_;
4049
4050 $self->{multiplexer}->remove (@widgets)
4051}
4052
4053sub pages {
4054 my ($self) = @_;
4055 $self->{multiplexer}->children
4056}
4057
4058sub add_tab {
4059 my ($self, $title, $widget, $tooltip) = @_;
4060
4061 $title = [$title, $tooltip] unless ref $title;
4062 $widget->{c_tab} = $title;
4063
4064 $self->add ($widget);
4065}
4066
4067sub get_current_page {
4068 my ($self) = @_;
4069
4070 $self->{multiplexer}->get_current_page
4071}
4072
4073sub set_current_page {
4074 my ($self, $page) = @_;
4075
4076 $self->{multiplexer}->set_current_page ($page);
4077 $self->emit (page_changed => $self->{multiplexer}{current});
4078}
4079
4080sub _draw {
4081 my ($self) = @_;
4082
4083 $self->SUPER::_draw ();
4084
4085 if (my $cur = $self->{multiplexer}{current}) {
4086 if ($cur = $cur->{c_tab_}) {
4087 glTranslate $self->{buttonbar}{x} + $cur->{x},
4088 $self->{buttonbar}{y} + $cur->{y};
4089 glLineWidth 3;
4090 #glEnable GL_BLEND;
4091 #glBlendFunc GL_ONE, GL_ONE_MINUS_SRC_ALPHA;
4092 glColor @{$self->{active_outline}};
4093 glRect_lineloop 1.5, 1.5, $cur->{w} - 1.5, $cur->{h} - 1.5;
4094 glLineWidth 1;
131 glDisable GL_BLEND; 4095 #glDisable GL_BLEND;
4096 }
4097 }
132} 4098}
133 4099
1341; 4100#############################################################################
135 4101
4102package DC::UI::Selector;
4103
4104use utf8;
4105
4106our @ISA = DC::UI::Button::;
4107
4108sub new {
4109 my $class = shift;
4110
4111 my $self = $class->SUPER::new (
4112 options => [], # [value, title, longdesc], ...
4113 value => undef,
4114 @_,
4115 );
4116
4117 $self->_set_value ($self->{value});
4118
4119 $self
4120}
4121
4122sub invoke_button_down {
4123 my ($self, $ev) = @_;
4124
4125 my @menu_items;
4126
4127 for (@{ $self->{options} }) {
4128 my ($value, $title, $tooltip) = @$_;
4129
4130 push @menu_items, [$tooltip || $title, sub { $self->set_value ($value) }];
4131 }
4132
4133 DC::UI::Menu->new (items => \@menu_items)->popup ($ev);
4134}
4135
4136sub _set_value {
4137 my ($self, $value) = @_;
4138
4139 my ($item) = grep $_->[0] eq $value, @{ $self->{options} };
4140 $item ||= $self->{options}[0]
4141 or return;
4142
4143 $self->{value} = $item->[0];
4144 $self->set_markup ("$item->[1] ⇓");
4145# $self->set_tooltip ($item->[2]);
4146}
4147
4148sub set_value {
4149 my ($self, $value) = @_;
4150
4151 return unless $self->{value} ne $value;
4152
4153 $self->_set_value ($value);
4154 $self->emit (changed => $value);
4155}
4156
4157sub set_options {
4158 my ($self, $options) = @_;
4159
4160 $self->{options} = $options;
4161 $self->_set_value ($self->{value});
4162}
4163
4164#############################################################################
4165
4166package DC::UI::Statusbox;
4167
4168our @ISA = DC::UI::VBox::;
4169
4170sub new {
4171 my $class = shift;
4172
4173 my $self = $class->SUPER::new (
4174 fontsize => 0.8,
4175 @_,
4176 );
4177
4178 DC::weaken (my $this = $self);
4179
4180 $self->{timer} = EV::timer 1, 1, sub { $this->reorder };
4181
4182 $self
4183}
4184
4185sub reorder {
4186 my ($self) = @_;
4187 my $NOW = Time::HiRes::time;
4188
4189 # freeze display when hovering over any label
4190 return if $DC::UI::TOOLTIP->{owner}
4191 && grep $DC::UI::TOOLTIP->{owner} == $_->{label},
4192 values %{ $self->{item} };
4193
4194 while (my ($k, $v) = each %{ $self->{item} }) {
4195 delete $self->{item}{$k} if $v->{timeout} < $NOW;
4196 }
4197
4198 $self->{timer}->set (1, 1);
4199
4200 my @widgets;
4201
4202 my @items = sort {
4203 $a->{pri} <=> $b->{pri}
4204 or $b->{id} <=> $a->{id}
4205 } values %{ $self->{item} };
4206
4207 my $count = 10 + 1;
4208 for my $item (@items) {
4209 last unless --$count;
4210
4211 my $label = $item->{label} ||= do {
4212 # TODO: doesn't handle markup well (read as: at all)
4213 my $short = $item->{count} > 1
4214 ? "<b>$item->{count} ×</b> $item->{text}"
4215 : $item->{text};
4216
4217 for ($short) {
4218 s/^\s+//;
4219 s/\s+/ /g;
4220 }
4221
4222 new DC::UI::Label
4223 markup => $short,
4224 tooltip => $item->{tooltip},
4225 tooltip_font => $::FONT_PROP,
4226 tooltip_width => 0.67,
4227 fontsize => $item->{fontsize} || $self->{fontsize},
4228 max_w => $::WIDTH * 0.44,
4229 fg => [@{ $item->{fg} }],
4230 can_events => 1,
4231 can_hover => 1
4232 };
4233
4234 if ((my $diff = $item->{timeout} - $NOW) < 2) {
4235 $label->{fg}[3] = ($item->{fg}[3] || 1) * $diff / 2;
4236 $label->update;
4237 $label->set_max_size (undef, $label->{req_h} * $diff)
4238 if $diff < 1;
4239 $self->{timer}->set (1/30, 1/30);
4240 } else {
4241 $label->{fg}[3] = $item->{fg}[3] || 1;
4242 }
4243
4244 push @widgets, $label;
4245 }
4246
4247 $self->clear;
4248 $self->SUPER::add (reverse @widgets);
4249}
4250
4251sub add {
4252 my ($self, $text, %arg) = @_;
4253
4254 $text =~ s/^\s+//;
4255 $text =~ s/\s+$//;
4256
4257 return unless $text;
4258
4259 my $timeout = (int time) + ((delete $arg{timeout}) || 60);
4260
4261 my $group = exists $arg{group} ? $arg{group} : ++$self->{id};
4262
4263 if (my $item = $self->{item}{$group}) {
4264 if ($item->{text} eq $text) {
4265 $item->{count}++;
4266 } else {
4267 $item->{count} = 1;
4268 $item->{text} = $item->{tooltip} = $text;
4269 }
4270 $item->{id} += 0.2;#d#
4271 $item->{timeout} = $timeout;
4272 delete $item->{label};
4273 } else {
4274 $self->{item}{$group} = {
4275 id => ++$self->{id},
4276 text => $text,
4277 timeout => $timeout,
4278 tooltip => $text,
4279 fg => [0.8, 0.8, 0.8, 0.8],
4280 pri => 0,
4281 count => 1,
4282 %arg,
4283 };
4284 }
4285
4286 $ROOT->on_refresh (reorder => sub {
4287 $self->reorder;
4288 });
4289}
4290
4291sub reconfigure {
4292 my ($self) = @_;
4293
4294 delete $_->{label}
4295 for values %{ $self->{item} || {} };
4296
4297 $self->reorder;
4298 $self->SUPER::reconfigure;
4299}
4300
4301sub destroy {
4302 my ($self) = @_;
4303
4304 $self->{timer}->cancel;
4305
4306 $self->SUPER::destroy;
4307}
4308
4309#############################################################################
4310
4311package DC::UI::Root;
4312
4313our @ISA = DC::UI::Container::;
4314
4315use List::Util qw(min max);
4316
4317use DC::OpenGL;
4318
4319sub new {
4320 my $class = shift;
4321
4322 my $self = $class->SUPER::new (
4323 visible => 1,
4324 @_,
4325 );
4326
4327 DC::weaken ($self->{root} = $self);
4328
4329 $self
4330}
4331
4332sub size_request {
4333 my ($self) = @_;
4334
4335 ($self->{w}, $self->{h})
4336}
4337
4338sub _to_pixel {
4339 my ($coord, $size, $max) = @_;
4340
4341 $coord =
4342 $coord eq "center" ? ($max - $size) * 0.5
4343 : $coord eq "max" ? $max
4344 : $coord;
4345
4346 $coord = 0 if $coord < 0;
4347 $coord = $max - $size if $coord > $max - $size;
4348
4349 int $coord + 0.5
4350}
4351
4352sub invoke_size_allocate {
4353 my ($self, $w, $h) = @_;
4354
4355 for my $child ($self->children) {
4356 my ($X, $Y, $W, $H) = @$child{qw(x y req_w req_h)};
4357
4358 $X = $child->{force_x} if exists $child->{force_x};
4359 $Y = $child->{force_y} if exists $child->{force_y};
4360
4361 $X = _to_pixel $X, $W, $self->{w};
4362 $Y = _to_pixel $Y, $H, $self->{h};
4363
4364 $child->configure ($X, $Y, $W, $H);
4365 }
4366
4367 1
4368}
4369
4370sub coord2local {
4371 my ($self, $x, $y) = @_;
4372
4373 ($x, $y)
4374}
4375
4376sub coord2global {
4377 my ($self, $x, $y) = @_;
4378
4379 ($x, $y)
4380}
4381
4382sub update {
4383 my ($self) = @_;
4384
4385 $::WANT_REFRESH = 1;
4386}
4387
4388sub add {
4389 my ($self, @children) = @_;
4390
4391 $_->{is_toplevel} = 1
4392 for @children;
4393
4394 $self->SUPER::add (@children);
4395}
4396
4397sub remove {
4398 my ($self, @children) = @_;
4399
4400 $self->SUPER::remove (@children);
4401
4402 delete $self->{is_toplevel}
4403 for @children;
4404
4405 while (@children) {
4406 my $w = pop @children;
4407 push @children, $w->children;
4408 $w->set_invisible;
4409 }
4410}
4411
4412sub on_refresh {
4413 my ($self, $id, $cb) = @_;
4414
4415 $self->{refresh_hook}{$id} = $cb;
4416}
4417
4418sub on_post_alloc {
4419 my ($self, $id, $cb) = @_;
4420
4421 $self->{post_alloc_hook}{$id} = $cb;
4422}
4423
4424sub draw {
4425 my ($self) = @_;
4426
4427 while ($self->{refresh_hook}) {
4428 $_->()
4429 for values %{delete $self->{refresh_hook}};
4430 }
4431
4432 while ($self->{realloc}) {
4433 my %queue;
4434 my @queue;
4435 my $widget;
4436
4437 outer:
4438 while () {
4439 if (my $realloc = delete $self->{realloc}) {
4440 for $widget (values %$realloc) {
4441 $widget->{visible} or next; # do not resize invisible widgets
4442
4443 $queue{$widget+0}++ and next; # duplicates are common
4444
4445 push @{ $queue[$widget->{visible}] }, $widget;
4446 }
4447 }
4448
4449 while () {
4450 @queue or last outer;
4451
4452 $widget = pop @{ $queue[-1] || [] }
4453 and last;
4454
4455 pop @queue;
4456 }
4457
4458 delete $queue{$widget+0};
4459
4460 my ($w, $h) = $widget->size_request;
4461
4462 $w = max $widget->{min_w}, $w + $widget->{padding_x} * 2;
4463 $h = max $widget->{min_h}, $h + $widget->{padding_y} * 2;
4464
4465 $w = min $widget->{max_w}, $w if exists $widget->{max_w};
4466 $h = min $widget->{max_h}, $h if exists $widget->{max_h};
4467
4468 $w = $widget->{force_w} if exists $widget->{force_w};
4469 $h = $widget->{force_h} if exists $widget->{force_h};
4470
4471 if ($widget->{req_w} != $w || $widget->{req_h} != $h
4472 || delete $widget->{force_realloc}) {
4473 $widget->{req_w} = $w;
4474 $widget->{req_h} = $h;
4475
4476 $self->{size_alloc}{$widget+0} = $widget;
4477
4478 if (my $parent = $widget->{parent}) {
4479 $self->{realloc}{$parent+0} = $parent
4480 unless $queue{$parent+0};
4481
4482 $parent->{force_size_alloc} = 1;
4483 $self->{size_alloc}{$parent+0} = $parent;
4484 }
4485 }
4486
4487 delete $self->{realloc}{$widget+0};
4488 }
4489
4490 while (my $size_alloc = delete $self->{size_alloc}) {
4491 my @queue = sort { $a->{visible} <=> $b->{visible} }
4492 values %$size_alloc;
4493
4494 while () {
4495 my $widget = pop @queue || last;
4496
4497 my ($w, $h) = @$widget{qw(alloc_w alloc_h)};
4498
4499 $w = max $widget->{min_w}, $w;
4500 $h = max $widget->{min_h}, $h;
4501
4502# $w = min $self->{w} - $widget->{x}, $w if $self->{w};
4503# $h = min $self->{h} - $widget->{y}, $h if $self->{h};
4504
4505 $w = min $widget->{max_w}, $w if exists $widget->{max_w};
4506 $h = min $widget->{max_h}, $h if exists $widget->{max_h};
4507
4508 $w = int $w + 0.5;
4509 $h = int $h + 0.5;
4510
4511 if ($widget->{w} != $w || $widget->{h} != $h || delete $widget->{force_size_alloc}) {
4512 $widget->{old_w} = $widget->{w};
4513 $widget->{old_h} = $widget->{h};
4514
4515 $widget->{w} = $w;
4516 $widget->{h} = $h;
4517
4518 $widget->emit (size_allocate => $w, $h);
4519 }
4520 }
4521 }
4522 }
4523
4524 while ($self->{post_alloc_hook}) {
4525 $_->()
4526 for values %{delete $self->{post_alloc_hook}};
4527 }
4528
4529 glViewport 0, 0, $::WIDTH, $::HEIGHT;
4530 glClearColor +($::CFG->{fow_intensity}) x 3, 1;
4531 glClear GL_COLOR_BUFFER_BIT;
4532
4533 glMatrixMode GL_PROJECTION;
4534 glLoadIdentity;
4535 glOrtho 0, $::WIDTH, $::HEIGHT, 0, -10000, 10000;
4536 glMatrixMode GL_MODELVIEW;
4537 glLoadIdentity;
4538
4539 {
4540 package DC::UI::Base;
4541
4542 local ($draw_x, $draw_y, $draw_w, $draw_h) =
4543 (0, 0, $self->{w}, $self->{h});
4544
4545 $self->_draw;
4546 }
4547}
4548
4549#############################################################################
4550
4551package DC::UI;
4552
4553$ROOT = new DC::UI::Root;
4554$TOOLTIP = new DC::UI::Tooltip z => 900;
4555
45561
4557

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