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Comparing deliantra/Deliantra-Client/DC/UI.pm (file contents):
Revision 1.4 by root, Fri Apr 7 18:49:53 2006 UTC vs.
Revision 1.388 by root, Fri Jul 20 18:30:03 2007 UTC

1package Client::Widget; 1package CFPlus::UI;
2
3use utf8;
2use strict; 4use strict;
3 5
4our $FOCUS; # the widget with current focus 6use List::Util ();
5our %ACTIVE_WIDGETS; 7use Event;
8
9use CFPlus;
10use CFPlus::Pod;
11use CFPlus::Texture;
12
13our ($FOCUS, $HOVER, $GRAB); # various widgets
14
15our $LAYOUT;
16our $ROOT;
17our $TOOLTIP;
18our $BUTTON_STATE;
19
20our %WIDGET; # all widgets, weak-referenced
21
22our $TOOLTIP_WATCHER = Event->idle (min => 1/60, cb => sub {
23 if (!$GRAB) {
24 for (my $widget = $HOVER; $widget; $widget = $widget->{parent}) {
25 if (length $widget->{tooltip}) {
26 if ($TOOLTIP->{owner} != $widget) {
27 $TOOLTIP->{owner}->emit ("tooltip_hide") if $TOOLTIP->{owner};
28 $TOOLTIP->hide;
29
30 $TOOLTIP->{owner} = $widget;
31 $TOOLTIP->{owner}->emit ("tooltip_show") if $TOOLTIP->{owner};
32
33 return if $ENV{CFPLUS_DEBUG} & 8;
34
35 my $tip = $widget->{tooltip};
36
37 $tip = $tip->($widget) if CODE:: eq ref $tip;
38
39 $TOOLTIP->set_tooltip_from ($widget);
40 $TOOLTIP->show;
41 }
42
43 return;
44 }
45 }
46 }
47
48 $TOOLTIP->hide;
49 $TOOLTIP->{owner}->emit ("tooltip_hide") if $TOOLTIP->{owner};
50 delete $TOOLTIP->{owner};
51});
52
53sub get_layout {
54 my $layout;
55
56 for (grep { $_->{name} } values %WIDGET) {
57 my $win = $layout->{$_->{name}} = { };
58
59 $win->{x} = ($_->{x} + $_->{w} * 0.5) / $::WIDTH if $_->{x} =~ /^[0-9.]+$/;
60 $win->{y} = ($_->{y} + $_->{h} * 0.5) / $::HEIGHT if $_->{y} =~ /^[0-9.]+$/;
61 $win->{w} = $_->{w} / $::WIDTH if defined $_->{w};
62 $win->{h} = $_->{h} / $::HEIGHT if defined $_->{h};
63
64 $win->{show} = $_->{visible} && $_->{is_toplevel};
65 }
66
67 $layout
68}
69
70sub set_layout {
71 my ($layout) = @_;
72
73 $LAYOUT = $layout;
74}
6 75
7# class methods for events 76# class methods for events
8sub feed_sdl_key_down_event { $FOCUS->key_down ($_[0]) if $FOCUS } 77sub feed_sdl_key_down_event {
9sub feed_sdl_key_up_event { $FOCUS->key_up ($_[0]) if $FOCUS } 78 $FOCUS->emit (key_down => $_[0])
10sub feed_sdl_button_down_event { $FOCUS->button_down ($_[0]) if $FOCUS } 79 if $FOCUS;
11sub feed_sdl_button_up_event { $FOCUS->button_up ($_[0]) if $FOCUS } 80}
81
82sub feed_sdl_key_up_event {
83 $FOCUS->emit (key_up => $_[0])
84 if $FOCUS;
85}
86
87sub check_hover {
88 my ($widget) = @_;
89
90 if ($widget != $HOVER) {
91 my $hover = $HOVER; $HOVER = $widget;
92
93 $hover->update if $hover && $hover->{can_hover};
94 $HOVER->update if $HOVER && $HOVER->{can_hover};
95
96 $TOOLTIP_WATCHER->start;
97 }
98}
99
100sub feed_sdl_button_down_event {
101 my ($ev) = @_;
102 my ($x, $y) = ($ev->{x}, $ev->{y});
103
104 $BUTTON_STATE |= 1 << ($ev->{button} - 1);
105
106 unless ($GRAB) {
107 my $widget = $ROOT->find_widget ($x, $y);
108
109 $GRAB = $widget;
110 $GRAB->update if $GRAB;
111
112 $TOOLTIP_WATCHER->cb->();
113 }
114
115 if ($GRAB) {
116 if ($ev->{button} == 4 || $ev->{button} == 5) {
117 # mousewheel
118 my $delta = $ev->{button} * 2 - 9;
119 my $shift = $ev->{mod} & CFPlus::KMOD_SHIFT;
120
121 $ev->{dx} = $shift ? $delta : 0;
122 $ev->{dy} = $shift ? 0 : $delta;
123
124 $GRAB->emit (mouse_wheel => $ev);
125 } else {
126 $GRAB->emit (button_down => $ev)
127 }
128 }
129}
130
131sub feed_sdl_button_up_event {
132 my ($ev) = @_;
133
134 my $widget = $GRAB || $ROOT->find_widget ($ev->{x}, $ev->{y});
135
136 $BUTTON_STATE &= ~(1 << ($ev->{button} - 1));
137
138 $GRAB->emit (button_up => $ev)
139 if $GRAB && $ev->{button} != 4 && $ev->{button} != 5;
140
141 unless ($BUTTON_STATE) {
142 my $grab = $GRAB; undef $GRAB;
143 $grab->update if $grab;
144 $GRAB->update if $GRAB;
145
146 check_hover $widget;
147 $TOOLTIP_WATCHER->cb->();
148 }
149}
150
151sub feed_sdl_motion_event {
152 my ($ev) = @_;
153 my ($x, $y) = ($ev->{x}, $ev->{y});
154
155 my $widget = $GRAB || $ROOT->find_widget ($x, $y);
156
157 check_hover $widget;
158
159 $HOVER->emit (mouse_motion => $ev)
160 if $HOVER;
161}
162
163# convert position array to integers
164sub harmonize {
165 my ($vals) = @_;
166
167 my $rem = 0;
168
169 for (@$vals) {
170 my $i = int $_ + $rem;
171 $rem += $_ - $i;
172 $_ = $i;
173 }
174}
175
176sub full_refresh {
177 # make a copy, otherwise for complains about freed values.
178 my @widgets = values %WIDGET;
179
180 $_->update
181 for @widgets;
182}
183
184sub reconfigure_widgets {
185 # make a copy, otherwise C<for> complains about freed values.
186 my @widgets = values %WIDGET;
187
188 $_->reconfigure
189 for @widgets;
190}
191
192# call when resolution changes etc.
193sub rescale_widgets {
194 my ($sx, $sy) = @_;
195
196 for my $widget (values %WIDGET) {
197 if ($widget->{is_toplevel}) {
198 $widget->{x} += int $widget->{w} * 0.5 if $widget->{x} =~ /^[0-9.]+$/;
199 $widget->{y} += int $widget->{h} * 0.5 if $widget->{y} =~ /^[0-9.]+$/;
200
201 $widget->{x} = int 0.5 + $widget->{x} * $sx if $widget->{x} =~ /^[0-9.]+$/;
202 $widget->{w} = int 0.5 + $widget->{w} * $sx if exists $widget->{w};
203 $widget->{force_w} = int 0.5 + $widget->{force_w} * $sx if exists $widget->{force_w};
204 $widget->{y} = int 0.5 + $widget->{y} * $sy if $widget->{y} =~ /^[0-9.]+$/;
205 $widget->{h} = int 0.5 + $widget->{h} * $sy if exists $widget->{h};
206 $widget->{force_h} = int 0.5 + $widget->{force_h} * $sy if exists $widget->{force_h};
207
208 $widget->{x} -= int $widget->{w} * 0.5 if $widget->{x} =~ /^[0-9.]+$/;
209 $widget->{y} -= int $widget->{h} * 0.5 if $widget->{y} =~ /^[0-9.]+$/;
210
211 }
212 }
213
214 reconfigure_widgets;
215}
216
217#############################################################################
218
219package CFPlus::UI::Event;
220
221sub xy {
222 $_[1]->coord2local ($_[0]{x}, $_[0]{y})
223}
224
225#############################################################################
226
227package CFPlus::UI::Base;
228
229use strict;
230
231use CFPlus::OpenGL;
12 232
13sub new { 233sub new {
14 my $class = shift; 234 my $class = shift;
235
236 my $self = bless {
237 x => "center",
238 y => "center",
239 z => 0,
240 w => undef,
241 h => undef,
242 can_events => 1,
243 @_
244 }, $class;
245
246 CFPlus::weaken ($CFPlus::UI::WIDGET{$self+0} = $self);
247
248 for (keys %$self) {
249 if (/^on_(.*)$/) {
250 $self->connect ($1 => delete $self->{$_});
251 }
252 }
253
254 if (my $layout = $CFPlus::UI::LAYOUT->{$self->{name}}) {
255 $self->{x} = $layout->{x} * $CFPlus::UI::ROOT->{alloc_w} if exists $layout->{x};
256 $self->{y} = $layout->{y} * $CFPlus::UI::ROOT->{alloc_h} if exists $layout->{y};
257 $self->{force_w} = $layout->{w} * $CFPlus::UI::ROOT->{alloc_w} if exists $layout->{w};
258 $self->{force_h} = $layout->{h} * $CFPlus::UI::ROOT->{alloc_h} if exists $layout->{h};
259
260 $self->{x} -= $self->{force_w} * 0.5 if exists $layout->{x};
261 $self->{y} -= $self->{force_h} * 0.5 if exists $layout->{y};
262
263 $self->show if $layout->{show};
264 }
265
266 $self
267}
268
269sub destroy {
15 my $self = { @_ }; 270 my ($self) = @_;
16 bless $self, $class;
17 return $self;
18}
19 271
20sub activate { 272 $self->hide;
21 $ACTIVE_WIDGETS{$_[0]} = $_[0]; 273 $self->emit ("destroy");
274 %$self = ();
22} 275}
23 276
24sub deactivate { 277sub TO_JSON {
25 delete $ACTIVE_WIDGETS{$_[0]}; 278 { __widget_ref__ => $_[0]{s_id} }
26} 279}
27 280
28sub focus_in { 281sub show {
29 my ($widget) = @_; 282 my ($self) = @_;
283
284 return if $self->{parent};
285
286 $CFPlus::UI::ROOT->add ($self);
287}
288
289sub set_visible {
290 my ($self) = @_;
291
292 return if $self->{visible};
293
294 $self->{root} = $self->{parent}{root};
295 $self->{visible} = $self->{parent}{visible} + 1;
296
297 $self->emit (visibility_change => 1);
298
299 $self->realloc if !exists $self->{req_w};
300
301 $_->set_visible for $self->children;
302}
303
304sub set_invisible {
305 my ($self) = @_;
306
307 return unless $self->{visible};
308
309 $_->set_invisible for $self->children;
310
311 delete $self->{visible};
312 delete $self->{root};
313
314 undef $GRAB if $GRAB == $self;
315 undef $HOVER if $HOVER == $self;
316
317 $CFPlus::UI::TOOLTIP_WATCHER->cb->()
318 if $TOOLTIP->{owner} == $self;
319
320 $self->emit ("focus_out");
321 $self->emit (visibility_change => 0);
322}
323
324sub set_visibility {
325 my ($self, $visible) = @_;
326
327 return if $self->{visible} == $visible;
328
329 $visible ? $self->show
330 : $self->hide;
331}
332
333sub toggle_visibility {
334 my ($self) = @_;
335
336 $self->{visible}
337 ? $self->hide
338 : $self->show;
339}
340
341sub hide {
342 my ($self) = @_;
343
344 $self->set_invisible;
345
346 $self->{parent}->remove ($self)
347 if $self->{parent};
348}
349
350sub move_abs {
351 my ($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 $self->realloc;
367}
368
369sub size_request {
370 require Carp;
371 Carp::confess "size_request is abstract";
372}
373
374sub baseline_shift {
375 0
376}
377
378sub configure {
379 my ($self, $x, $y, $w, $h) = @_;
380
381 if ($self->{aspect}) {
382 my ($ow, $oh) = ($w, $h);
383
384 $w = List::Util::min $w, CFPlus::ceil $h * $self->{aspect};
385 $h = List::Util::min $h, CFPlus::ceil $w / $self->{aspect};
386
387 # use alignment to adjust x, y
388
389 $x += int 0.5 * ($ow - $w);
390 $y += int 0.5 * ($oh - $h);
391 }
392
393 if ($self->{x} ne $x || $self->{y} ne $y) {
394 $self->{x} = $x;
395 $self->{y} = $y;
396 $self->update;
397 }
398
399 if ($self->{alloc_w} != $w || $self->{alloc_h} != $h) {
400 return unless $self->{visible};
401
402 $self->{alloc_w} = $w;
403 $self->{alloc_h} = $h;
404
405 $self->{root}{size_alloc}{$self+0} = $self;
406 }
407}
408
409sub children {
410 # nop
411}
412
413sub visible_children {
414 $_[0]->children
415}
416
417sub set_max_size {
418 my ($self, $w, $h) = @_;
419
420 $self->{max_w} = int $w if defined $w;
421 $self->{max_h} = int $h if defined $h;
422
423 $self->realloc;
424}
425
426sub set_tooltip {
427 my ($self, $tooltip) = @_;
428
429 $tooltip =~ s/^\s+//;
430 $tooltip =~ s/\s+$//;
431
432 return if $self->{tooltip} eq $tooltip;
433
434 $self->{tooltip} = $tooltip;
435
436 if ($CFPlus::UI::TOOLTIP->{owner} == $self) {
437 delete $CFPlus::UI::TOOLTIP->{owner};
438 $CFPlus::UI::TOOLTIP_WATCHER->cb->();
439 }
440}
441
442# translate global coordinates to local coordinate system
443sub coord2local {
444 my ($self, $x, $y) = @_;
445
446 Carp::confess unless $self->{parent};#d#
447
448 $self->{parent}->coord2local ($x - $self->{x}, $y - $self->{y})
449}
450
451# translate local coordinates to global coordinate system
452sub coord2global {
453 my ($self, $x, $y) = @_;
454
455 Carp::confess unless $self->{parent};#d#
456
457 $self->{parent}->coord2global ($x + $self->{x}, $y + $self->{y})
458}
459
460sub invoke_focus_in {
461 my ($self) = @_;
462
463 return if $FOCUS == $self;
464 return unless $self->{can_focus};
465
30 $FOCUS = $widget; 466 $FOCUS = $self;
31}
32 467
468 $self->update;
469
470 0
471}
472
33sub focus_out { 473sub invoke_focus_out {
34 my ($widget) = @_; 474 my ($self) = @_;
35}
36 475
37sub key_down { 476 return unless $FOCUS == $self;
38 my ($widget, $sdlev) = @_;
39}
40 477
41sub key_up { 478 undef $FOCUS;
42 my ($widget, $sdlev) = @_;
43}
44 479
480 $self->update;
481
482 $::MAPWIDGET->grab_focus #d# focus mapwidget if no other widget has focus
483 unless $FOCUS;
484
485 0
486}
487
488sub grab_focus {
489 my ($self) = @_;
490
491 $FOCUS->emit ("focus_out") if $FOCUS;
492 $self->emit ("focus_in");
493}
494
495sub invoke_mouse_motion { 0 }
496sub invoke_button_up { 0 }
497sub invoke_key_down { 0 }
498sub invoke_key_up { 0 }
499sub invoke_mouse_wheel { 0 }
500
45sub button_down { 501sub invoke_button_down {
46 my ($widget, $sdlev) = @_; 502 my ($self, $ev, $x, $y) = @_;
47}
48 503
49sub button_up { 504 $self->grab_focus;
50 my ($widget, $sdlev) = @_; 505
506 0
51} 507}
508
509sub connect {
510 my ($self, $signal, $cb) = @_;
511
512 push @{ $self->{signal_cb}{$signal} }, $cb;
513
514 defined wantarray and CFPlus::guard {
515 @{ $self->{signal_cb}{$signal} } = grep $_ != $cb,
516 @{ $self->{signal_cb}{$signal} };
517 }
518}
519
520sub disconnect_all {
521 my ($self, $signal) = @_;
522
523 delete $self->{signal_cb}{$signal};
524}
525
526my %has_coords = (
527 button_down => 1,
528 button_up => 1,
529 mouse_motion => 1,
530 mouse_wheel => 1,
531);
532
533sub emit {
534 my ($self, $signal, @args) = @_;
535
536 # I do not really like this solution, but I do not like duplication
537 # and needlessly verbose code, either.
538 my @append
539 = $has_coords{$signal}
540 ? $args[0]->xy ($self)
541 : ();
542
543 #warn +(caller(1))[3] . "emit $signal on $self (parent $self->{parent})\n";#d#
544
545 for my $cb (
546 @{$self->{signal_cb}{$signal} || []}, # before
547 ($self->can ("invoke_$signal") || sub { 1 }), # closure
548 ) {
549 return $cb->($self, @args, @append) || next;
550 }
551
552 # parent
553 $self->{parent} && $self->{parent}->emit ($signal, @args)
554}
555
556#sub find_widget {
557# in .xs
558
559sub set_parent {
560 my ($self, $parent) = @_;
561
562 CFPlus::weaken ($self->{parent} = $parent);
563 $self->set_visible if $parent->{visible};
564}
565
566sub realloc {
567 my ($self) = @_;
568
569 if ($self->{visible}) {
570 return if $self->{root}{realloc}{$self+0};
571
572 $self->{root}{realloc}{$self+0} = $self;
573 $self->{root}->update;
574 } else {
575 delete $self->{req_w};
576 delete $self->{req_h};
577 }
578}
579
580sub update {
581 my ($self) = @_;
582
583 $self->{parent}->update
584 if $self->{parent};
585}
586
587sub reconfigure {
588 my ($self) = @_;
589
590 $self->realloc;
591 $self->update;
592}
593
594# using global variables seems a bit hacky, but passing through all drawing
595# functions seems pointless.
596our ($draw_x, $draw_y, $draw_w, $draw_h); # screen rectangle being drawn
52 597
53sub draw { 598sub draw {
54 my ($widget) = @_; 599 my ($self) = @_;
55}
56 600
57sub bbox { 601 return unless $self->{h} && $self->{w};
602
603 # update screen rectangle
604 local $draw_x = $draw_x + $self->{x};
605 local $draw_y = $draw_y + $self->{y};
606
607 # skip widgets that are entirely outside the drawing area
608 return if ($draw_x + $self->{w} < 0) || ($draw_x >= $draw_w)
609 || ($draw_y + $self->{h} < 0) || ($draw_y >= $draw_h);
610
611 glPushMatrix;
612 glTranslate $self->{x}, $self->{y}, 0;
613
614 if ($self == $HOVER && $self->{can_hover}) {
615 glColor 1*0.2, 0.8*0.2, 0.5*0.2, 0.2;
616 glEnable GL_BLEND;
617 glBlendFunc GL_ONE, GL_ONE_MINUS_SRC_ALPHA;
618 glBegin GL_QUADS;
619 glVertex 0 , 0;
620 glVertex $self->{w}, 0;
621 glVertex $self->{w}, $self->{h};
622 glVertex 0 , $self->{h};
623 glEnd;
624 glDisable GL_BLEND;
625 }
626
627 if ($ENV{CFPLUS_DEBUG} & 1) {
628 glPushMatrix;
629 glColor 1, 1, 0, 1;
630 glTranslate 0.375, 0.375;
631 glBegin GL_LINE_LOOP;
632 glVertex 0 , 0;
633 glVertex $self->{w} - 1, 0;
634 glVertex $self->{w} - 1, $self->{h} - 1;
635 glVertex 0 , $self->{h} - 1;
636 glEnd;
637 glPopMatrix;
638 #CFPlus::UI::Label->new (w => $self->{w}, h => $self->{h}, text => $self, fontsize => 0)->_draw;
639 }
640
641 $self->_draw;
642 glPopMatrix;
643}
644
645sub _draw {
58 my ($widget) = @_; 646 my ($self) = @_;
59}
60 647
61package Client::TextView; 648 warn "no draw defined for $self\n";
649}
650
651my $cntx;#d#
652sub DESTROY {
653 my ($self) = @_;
654
655 return if CFPlus::in_destruct;
656
657 eval { $self->destroy };
658 warn "exception during widget destruction: $@" if $@ & $@ != /during global destruction/;
659
660 delete $WIDGET{$self+0};
661}
662
663#############################################################################
664
665package CFPlus::UI::DrawBG;
666
667our @ISA = CFPlus::UI::Base::;
62 668
63use strict; 669use strict;
64our @ISA = qw/Client::Widget/; 670use CFPlus::OpenGL;
65 671
66use SDL::OpenGL; 672sub new {
67use SDL::OpenGL::Constants; 673 my $class = shift;
68 674
69sub add_line { 675 # range [value, low, high, page]
70 my ($self, $line) = @_;
71 push @{$self->{lines}}, $line;
72}
73 676
677 $class->SUPER::new (
678 #bg => [0, 0, 0, 0.2],
679 #active_bg => [1, 1, 1, 0.5],
680 @_
681 )
682}
683
74sub draw { 684sub _draw {
685 my ($self) = @_;
686
687 my $color = $FOCUS == $self && $self->{active_bg}
688 ? $self->{active_bg}
689 : $self->{bg};
690
691 if ($color && (@$color < 4 || $color->[3])) {
692 my ($w, $h) = @$self{qw(w h)};
693
694 glEnable GL_BLEND;
695 glBlendFunc GL_ONE, GL_ONE_MINUS_SRC_ALPHA;
696 glColor_premultiply @$color;
697
698 glBegin GL_QUADS;
699 glVertex 0 , 0;
700 glVertex 0 , $h;
701 glVertex $w, $h;
702 glVertex $w, 0;
703 glEnd;
704
705 glDisable GL_BLEND;
706 }
707}
708
709#############################################################################
710
711package CFPlus::UI::Empty;
712
713our @ISA = CFPlus::UI::Base::;
714
715sub new {
716 my ($class, %arg) = @_;
717 $class->SUPER::new (can_events => 0, %arg);
718}
719
720sub size_request {
721 my ($self) = @_;
722
723 ($self->{w} + 0, $self->{h} + 0)
724}
725
726sub draw { }
727
728#############################################################################
729
730package CFPlus::UI::Container;
731
732our @ISA = CFPlus::UI::Base::;
733
734sub new {
735 my ($class, %arg) = @_;
736
737 my $children = delete $arg{children};
738
739 my $self = $class->SUPER::new (
740 children => [],
741 can_events => 0,
742 %arg,
743 );
744
745 $self->add (@$children)
746 if $children;
747
748 $self
749}
750
751sub realloc {
752 my ($self) = @_;
753
754 $self->{force_realloc} = 1;
755 $self->{force_size_alloc} = 1;
756 $self->SUPER::realloc;
757}
758
759sub add {
760 my ($self, @widgets) = @_;
761
762 $_->set_parent ($self)
763 for @widgets;
764
765 use sort 'stable';
766
767 $self->{children} = [
768 sort { $a->{z} <=> $b->{z} }
769 @{$self->{children}}, @widgets
770 ];
771
772 $self->realloc;
773}
774
775sub children {
776 @{ $_[0]{children} }
777}
778
779sub remove {
780 my ($self, $child) = @_;
781
782 delete $child->{parent};
783 $child->hide;
784
785 $self->{children} = [ grep $_ != $child, @{ $self->{children} } ];
786
787 $self->realloc;
788}
789
790sub clear {
791 my ($self) = @_;
792
793 my $children = delete $self->{children};
794 $self->{children} = [];
795
796 for (@$children) {
797 delete $_->{parent};
798 $_->hide;
799 }
800
801 $self->realloc;
802}
803
804sub find_widget {
805 my ($self, $x, $y) = @_;
806
807 $x -= $self->{x};
808 $y -= $self->{y};
809
810 my $res;
811
812 for (reverse $self->visible_children) {
813 $res = $_->find_widget ($x, $y)
814 and return $res;
815 }
816
817 $self->SUPER::find_widget ($x + $self->{x}, $y + $self->{y})
818}
819
820sub _draw {
821 my ($self) = @_;
822
823 $_->draw for @{$self->{children}};
824}
825
826#############################################################################
827
828package CFPlus::UI::Bin;
829
830our @ISA = CFPlus::UI::Container::;
831
832sub new {
833 my ($class, %arg) = @_;
834
835 my $child = (delete $arg{child}) || new CFPlus::UI::Empty::;
836
837 $class->SUPER::new (children => [$child], %arg)
838}
839
840sub add {
841 my ($self, $child) = @_;
842
843 $self->SUPER::remove ($_) for @{ $self->{children} };
844 $self->SUPER::add ($child);
845}
846
847sub remove {
848 my ($self, $widget) = @_;
849
850 $self->SUPER::remove ($widget);
851
852 $self->{children} = [new CFPlus::UI::Empty]
853 unless @{$self->{children}};
854}
855
856sub child { $_[0]->{children}[0] }
857
858sub size_request {
859 $_[0]{children}[0]->size_request
860}
861
862sub invoke_size_allocate {
863 my ($self, $w, $h) = @_;
864
865 $self->{children}[0]->configure (0, 0, $w, $h);
866
867 1
868}
869
870#############################################################################
871
872# back-buffered drawing area
873
874package CFPlus::UI::Window;
875
876our @ISA = CFPlus::UI::Bin::;
877
878use CFPlus::OpenGL;
879
880sub new {
881 my ($class, %arg) = @_;
882
883 my $self = $class->SUPER::new (%arg);
884}
885
886sub update {
887 my ($self) = @_;
888
889 $ROOT->on_post_alloc ($self => sub { $self->render_child });
890 $self->SUPER::update;
891}
892
893sub invoke_size_allocate {
894 my ($self, $w, $h) = @_;
895
896 $self->update;
897
898 $self->SUPER::invoke_size_allocate ($w, $h)
899}
900
901sub _render {
902 my ($self) = @_;
903
904 $self->{children}[0]->draw;
905}
906
907sub render_child {
908 my ($self) = @_;
909
910 $self->{texture} = new_from_opengl CFPlus::Texture $self->{w}, $self->{h}, sub {
911 glClearColor 0, 0, 0, 0;
912 glClear GL_COLOR_BUFFER_BIT;
913
914 {
915 package CFPlus::UI::Base;
916
917 local ($draw_x, $draw_y, $draw_w, $draw_h) =
918 (0, 0, $self->{w}, $self->{h});
919
920 $self->_render;
921 }
922 };
923}
924
925sub _draw {
926 my ($self) = @_;
927
928 my $tex = $self->{texture}
929 or return;
930
931 glEnable GL_TEXTURE_2D;
932 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
933 glColor 0, 0, 0, 1;
934
935 $tex->draw_quad_alpha_premultiplied (0, 0);
936
937 glDisable GL_TEXTURE_2D;
938}
939
940#############################################################################
941
942package CFPlus::UI::ViewPort;
943
944use List::Util qw(min max);
945
946our @ISA = CFPlus::UI::Window::;
947
948sub new {
949 my $class = shift;
950
951 $class->SUPER::new (
952 scroll_x => 0,
953 scroll_y => 1,
954 @_,
955 )
956}
957
958sub size_request {
959 my ($self) = @_;
960
961 my ($w, $h) = @{$self->child}{qw(req_w req_h)};
962
963 $w = 10 if $self->{scroll_x};
964 $h = 10 if $self->{scroll_y};
965
966 ($w, $h)
967}
968
969sub invoke_size_allocate {
970 my ($self, $w, $h) = @_;
971
972 my $child = $self->child;
973
974 $w = $child->{req_w} if $self->{scroll_x} && $child->{req_w};
975 $h = $child->{req_h} if $self->{scroll_y} && $child->{req_h};
976
977 $self->child->configure (0, 0, $w, $h);
978 $self->update;
979
980 1
981}
982
983sub set_offset {
984 my ($self, $x, $y) = @_;
985
986 my $x = max 0, min $self->child->{w} - $self->{w}, int $x;
987 my $y = max 0, min $self->child->{h} - $self->{h}, int $y;
988
989 if ($x != $self->{view_x} or $y != $self->{view_y}) {
990 $self->{view_x} = $x;
991 $self->{view_y} = $y;
992
993 $self->emit (changed => $x, $y);
994 $self->update;
995 }
996}
997
998# hmm, this does not work for topleft of $self... but we should not ask for that
999sub coord2local {
1000 my ($self, $x, $y) = @_;
1001
1002 $self->SUPER::coord2local ($x + $self->{view_x}, $y + $self->{view_y})
1003}
1004
1005sub coord2global {
1006 my ($self, $x, $y) = @_;
1007
1008 $x = List::Util::min $self->{w}, $x - $self->{view_x};
1009 $y = List::Util::min $self->{h}, $y - $self->{view_y};
1010
1011 $self->SUPER::coord2global ($x, $y)
1012}
1013
1014sub find_widget {
1015 my ($self, $x, $y) = @_;
1016
1017 if ( $x >= $self->{x} && $x < $self->{x} + $self->{w}
1018 && $y >= $self->{y} && $y < $self->{y} + $self->{h}
1019 ) {
1020 $self->child->find_widget ($x + $self->{view_x}, $y + $self->{view_y})
1021 } else {
1022 $self->CFPlus::UI::Base::find_widget ($x, $y)
1023 }
1024}
1025
1026sub _render {
1027 my ($self) = @_;
1028
1029 local $CFPlus::UI::Base::draw_x = $CFPlus::UI::Base::draw_x - $self->{view_x};
1030 local $CFPlus::UI::Base::draw_y = $CFPlus::UI::Base::draw_y - $self->{view_y};
1031
1032 CFPlus::OpenGL::glTranslate -$self->{view_x}, -$self->{view_y};
1033
1034 $self->SUPER::_render;
1035}
1036
1037#############################################################################
1038
1039package CFPlus::UI::ScrolledWindow;
1040
1041our @ISA = CFPlus::UI::Table::;
1042
1043sub new {
1044 my ($class, %arg) = @_;
1045
1046 my $child = delete $arg{child};
1047
1048 my $self;
1049
1050 my $hslider = new CFPlus::UI::Slider
1051 vertical => 0,
1052 range => [0, 0, 1, 0.01], # HACK fix
1053 on_changed => sub {
1054 $self->{hpos} = $_[1];
1055 $self->{vp}->set_offset ($self->{hpos}, $self->{vpos});
1056 },
1057 ;
1058
1059 my $vslider = new CFPlus::UI::Slider
1060 vertical => 1,
1061 range => [0, 0, 1, 0.01], # HACK fix
1062 on_changed => sub {
1063 $self->{vpos} = $_[1];
1064 $self->{vp}->set_offset ($self->{hpos}, $self->{vpos});
1065 },
1066 ;
1067
1068 $self = $class->SUPER::new (
1069 scroll_x => 0,
1070 scroll_y => 1,
1071 can_events => 1,
1072 hslider => $hslider,
1073 vslider => $vslider,
1074 col_expand => [1, 0],
1075 row_expand => [1, 0],
1076 %arg,
1077 );
1078
1079 $self->{vp} = new CFPlus::UI::ViewPort
1080 expand => 1,
1081 scroll_x => $self->{scroll_x},
1082 scroll_y => $self->{scroll_y},
1083 on_changed => sub {
1084 my ($vp, $x, $y) = @_;
1085
1086 $vp->{parent}{hslider}->set_value ($x);
1087 $vp->{parent}{vslider}->set_value ($y);
1088
1089 0
1090 },
1091 ;
1092
1093 $self->SUPER::add_at (0, 0, $self->{vp});
1094
1095 $self->add ($child) if $child;
1096
1097 $self
1098}
1099
1100#TODO# update range on size_allocate depending on child
1101
1102sub add {
1103 my ($self, $widget) = @_;
1104
1105 $self->{vp}->add ($self->{child} = $widget);
1106}
1107
1108sub update_slider {
1109 my ($self) = @_;
1110
1111 my $child = ($self->{vp} or return)->child;
1112
1113 my ($w1, $w2) = ($child->{w}, $self->{vp}{w});
1114 $self->{hslider}->set_range ([$self->{hslider}{range}[0], 0, $w1, $w2, 1]);
1115
1116 my $visible = $w1 > $w2;
1117 if ($visible != $self->{hslider}{visible}) {
1118 $visible ? $self->SUPER::add_at (0, 1, $self->{hslider})
1119 : $self->{hslider}->hide;
1120 }
1121
1122 my ($h1, $h2) = ($child->{h}, $self->{vp}{h});
1123 $self->{vslider}->set_range ([$self->{vslider}{range}[0], 0, $h1, $h2, 1]);
1124
1125 my $visible = $h1 > $h2;
1126 if ($visible != $self->{vslider}{visible}) {
1127 $visible ? $self->SUPER::add_at (1, 0, $self->{vslider})
1128 : $self->{vslider}->hide;
1129 }
1130}
1131
1132sub update {
1133 my ($self) = @_;
1134
1135 $self->update_slider;
1136 $self->SUPER::update;
1137}
1138
1139sub invoke_mouse_wheel {
75 my ($self) = @_; 1140 my ($self, $ev) = @_;
76 1141
77} 1142 $self->{vslider}->emit (mouse_wheel => $ev)
1143 if $ev->{dy};
78 1144
79package Client::MapWidget; 1145 $self->{hslider}->emit (mouse_wheel => $ev)
1146 if $ev->{dx};
1147
1148 1
1149}
1150
1151sub invoke_button_down {
1152 my ($self, $ev, $x, $y) = @_;
1153
1154 if ($ev->{button} == 2) {
1155 $self->grab_focus;
1156
1157 my $ox = $self->{vp}{view_x} + $ev->{x};
1158 my $oy = $self->{vp}{view_y} + $ev->{y};
1159
1160 $self->{motion} = sub {
1161 my ($ev, $x, $y) = @_;
1162
1163 $self->{vp}->set_offset ($ox - $ev->{x}, $oy - $ev->{y});
1164 $self->update;
1165 };
1166
1167 return 1;
1168 }
1169
1170 0
1171}
1172
1173sub invoke_button_up {
1174 my ($self, $ev, $x, $y) = @_;
1175
1176 if (delete $self->{motion}) {
1177 return 1;
1178 }
1179
1180 0
1181}
1182
1183sub invoke_mouse_motion {
1184 my ($self, $ev, $x, $y) = @_;
1185
1186 if ($self->{motion}) {
1187 $self->{motion}->($ev, $x, $y);
1188 return 1;
1189 }
1190
1191 0
1192}
1193
1194sub invoke_size_allocate {
1195 my ($self, $w, $h) = @_;
1196
1197 $self->update_slider;
1198 $self->SUPER::invoke_size_allocate ($w, $h)
1199}
1200
1201#############################################################################
1202
1203package CFPlus::UI::Frame;
1204
1205our @ISA = CFPlus::UI::Bin::;
1206
1207use CFPlus::OpenGL;
1208
1209sub new {
1210 my $class = shift;
1211
1212 $class->SUPER::new (
1213 bg => undef,
1214 @_,
1215 )
1216}
1217
1218sub _draw {
1219 my ($self) = @_;
1220
1221 if ($self->{bg}) {
1222 my ($w, $h) = @$self{qw(w h)};
1223
1224 glEnable GL_BLEND;
1225 glBlendFunc GL_ONE, GL_ONE_MINUS_SRC_ALPHA;
1226 glColor_premultiply @{ $self->{bg} };
1227
1228 glBegin GL_QUADS;
1229 glVertex 0 , 0;
1230 glVertex 0 , $h;
1231 glVertex $w, $h;
1232 glVertex $w, 0;
1233 glEnd;
1234
1235 glDisable GL_BLEND;
1236 }
1237
1238 $self->SUPER::_draw;
1239}
1240
1241#############################################################################
1242
1243package CFPlus::UI::FancyFrame;
1244
1245our @ISA = CFPlus::UI::Bin::;
1246
1247use CFPlus::OpenGL;
1248
1249sub new {
1250 my ($class, %arg) = @_;
1251
1252 if ((exists $arg{label}) && !ref $arg{label}) {
1253 $arg{label} = new CFPlus::UI::Label
1254 align => 1,
1255 valign => 0,
1256 text => $arg{label},
1257 fontsize => ($arg{border} || 0.8) * 0.75;
1258 }
1259
1260 my $self = $class->SUPER::new (
1261 # label => "",
1262 fg => [0.6, 0.3, 0.1],
1263 border => 0.8,
1264 style => 'single',
1265 %arg,
1266 );
1267
1268 $self
1269}
1270
1271sub add {
1272 my ($self, @widgets) = @_;
1273
1274 $self->SUPER::add (@widgets);
1275 $self->CFPlus::UI::Container::add ($self->{label}) if $self->{label};
1276}
1277
1278sub border {
1279 int $_[0]{border} * $::FONTSIZE
1280}
1281
1282sub size_request {
1283 my ($self) = @_;
1284
1285 ($self->{label_w}, undef) = $self->{label}->size_request
1286 if $self->{label};
1287
1288 my ($w, $h) = $self->SUPER::size_request;
1289
1290 (
1291 $w + $self->border * 2,
1292 $h + $self->border * 2,
1293 )
1294}
1295
1296sub invoke_size_allocate {
1297 my ($self, $w, $h) = @_;
1298
1299 my $border = $self->border;
1300
1301 $w -= List::Util::max 0, $border * 2;
1302 $h -= List::Util::max 0, $border * 2;
1303
1304 if (my $label = $self->{label}) {
1305 $label->{w} = List::Util::max 0, List::Util::min $self->{label_w}, $w - $border * 2;
1306 $label->{h} = List::Util::min $h, $border;
1307 $label->invoke_size_allocate ($label->{w}, $label->{h});
1308 }
1309
1310 $self->child->configure ($border, $border, $w, $h);
1311
1312 1
1313}
1314
1315sub _draw {
1316 my ($self) = @_;
1317
1318 my $child = $self->{children}[0];
1319
1320 my $border = $self->border;
1321 my ($w, $h) = ($self->{w}, $self->{h});
1322
1323 $child->draw;
1324
1325 glColor @{$self->{fg}};
1326 glBegin GL_LINE_STRIP;
1327 glVertex $border * 1.5 , $border * 0.5 + 0.5;
1328 glVertex $border * 0.5 + 0.5, $border * 0.5 + 0.5;
1329 glVertex $border * 0.5 + 0.5, $h - $border * 0.5 + 0.5;
1330 glVertex $w - $border * 0.5 + 0.5, $h - $border * 0.5 + 0.5;
1331 glVertex $w - $border * 0.5 + 0.5, $border * 0.5 + 0.5;
1332 glVertex $self->{label} ? $border * 2 + $self->{label}{w} : $border * 1.5, $border * 0.5 + 0.5;
1333 glEnd;
1334
1335 if ($self->{label}) {
1336 glTranslate $border * 2, 0;
1337 $self->{label}->_draw;
1338 }
1339}
1340
1341#############################################################################
1342
1343package CFPlus::UI::Toplevel;
1344
1345our @ISA = CFPlus::UI::Bin::;
1346
1347use CFPlus::OpenGL;
1348
1349my $bg =
1350 new_from_file CFPlus::Texture CFPlus::find_rcfile "d1_bg.png",
1351 mipmap => 1, wrap => 1;
1352
1353my @border =
1354 map { new_from_file CFPlus::Texture CFPlus::find_rcfile $_, mipmap => 1 }
1355 qw(d1_border_top.png d1_border_right.png d1_border_left.png d1_border_bottom.png);
1356
1357my @icon =
1358 map { new_from_file CFPlus::Texture CFPlus::find_rcfile $_, mipmap => 1 }
1359 qw(x1_move.png x1_resize.png);
1360
1361sub new {
1362 my ($class, %arg) = @_;
1363
1364 my $self = $class->SUPER::new (
1365 bg => [1, 1, 1, 1],
1366 border_bg => [1, 1, 1, 1],
1367 border => 0.6,
1368 can_events => 1,
1369 min_w => 64,
1370 min_h => 32,
1371 %arg,
1372 );
1373
1374 $self->{title_widget} = new CFPlus::UI::Label
1375 align => 0,
1376 valign => 1,
1377 text => $self->{title},
1378 fontsize => $self->{border},
1379 if exists $self->{title};
1380
1381 if ($self->{has_close_button}) {
1382 $self->{close_button} =
1383 new CFPlus::UI::ImageButton
1384 path => 'x1_close.png',
1385 on_activate => sub { $self->emit ("delete") };
1386
1387 $self->CFPlus::UI::Container::add ($self->{close_button});
1388 }
1389
1390 $self
1391}
1392
1393sub add {
1394 my ($self, @widgets) = @_;
1395
1396 $self->SUPER::add (@widgets);
1397 $self->CFPlus::UI::Container::add ($self->{close_button}) if $self->{close_button};
1398 $self->CFPlus::UI::Container::add ($self->{title_widget}) if $self->{title_widget};
1399}
1400
1401sub border {
1402 int $_[0]{border} * $::FONTSIZE
1403}
1404
1405sub size_request {
1406 my ($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 CFPlus::UI::Table;
1585
1586our @ISA = CFPlus::UI::Base::;
1587
1588use List::Util qw(max sum);
1589
1590use CFPlus::OpenGL;
1591
1592sub new {
1593 my $class = shift;
1594
1595 $class->SUPER::new (
1596 children => [],
1597 col_expand => [],
1598 row_expand => [],
1599 @_,
1600 )
1601}
1602
1603sub children {
1604 grep $_, map @$_, grep $_, @{ $_[0]{children} }
1605}
1606
1607# TODO: store row/col info in child widget and use standard add/del
1608sub add {
1609 my $self = shift;
1610
1611 Carp::cluck "please use the add_at method instead of calling add, thank you.\n";#d#
1612 $self->add_at (@_);
1613}
1614
1615sub add_at {
1616 my $self = shift;
1617
1618 while (@_) {
1619 my ($col, $row, $child) = splice @_, 0, 3, ();
1620
1621 $child->set_parent ($self);
1622 $self->{children}[$row][$col] = $child;
1623 }
1624
1625 $self->{force_realloc} = 1;
1626 $self->{force_size_alloc} = 1;
1627 $self->realloc;
1628}
1629
1630sub remove {
1631 my ($self, $child) = @_;
1632
1633 for (@{ $self->{children} }) {
1634 for (@{ $_ || [] }) {
1635 $_ = undef if $_ == $child;
1636 }
1637 }
1638}
1639
1640# TODO: move to container class maybe? send children a signal on removal?
1641sub clear {
1642 my ($self) = @_;
1643
1644 my @children = $self->children;
1645 delete $self->{children};
1646
1647 for (@children) {
1648 delete $_->{parent};
1649 $_->hide;
1650 }
1651
1652 $self->realloc;
1653}
1654
1655sub get_wh {
1656 my ($self) = @_;
1657
1658 my (@w, @h);
1659
1660 for my $y (0 .. $#{$self->{children}}) {
1661 my $row = $self->{children}[$y]
1662 or next;
1663
1664 for my $x (0 .. $#$row) {
1665 my $widget = $row->[$x]
1666 or next;
1667 my ($w, $h) = @$widget{qw(req_w req_h)};
1668
1669 $w[$x] = max $w[$x], $w;
1670 $h[$y] = max $h[$y], $h;
1671 }
1672 }
1673
1674 (\@w, \@h)
1675}
1676
1677sub size_request {
1678 my ($self) = @_;
1679
1680 my ($ws, $hs) = $self->get_wh;
1681
1682 (
1683 (sum @$ws),
1684 (sum @$hs),
1685 )
1686}
1687
1688sub invoke_size_allocate {
1689 my ($self, $w, $h) = @_;
1690
1691 my ($ws, $hs) = $self->get_wh;
1692
1693 my $req_w = (sum @$ws) || 1;
1694 my $req_h = (sum @$hs) || 1;
1695
1696 # TODO: nicer code
1697 my @col_expand = @{$self->{col_expand}};
1698 @col_expand = (1) x @$ws unless @col_expand;
1699 my $col_expand = (sum @col_expand) || 1;
1700
1701 $ws->[$_] += $col_expand[$_] / $col_expand * ($w - $req_w) for 0 .. $#$ws;
1702
1703 CFPlus::UI::harmonize $ws;
1704
1705 my @row_expand = @{$self->{row_expand}};
1706 @row_expand = (1) x @$ws unless @row_expand;
1707 my $row_expand = (sum @row_expand) || 1;
1708
1709 $hs->[$_] += $row_expand[$_] / $row_expand * ($h - $req_h) for 0 .. $#$hs;
1710
1711 CFPlus::UI::harmonize $hs;
1712
1713 my $y;
1714
1715 for my $r (0 .. $#{$self->{children}}) {
1716 my $row = $self->{children}[$r]
1717 or next;
1718
1719 my $x = 0;
1720 my $row_h = $hs->[$r];
1721
1722 for my $c (0 .. $#$row) {
1723 my $col_w = $ws->[$c];
1724
1725 if (my $widget = $row->[$c]) {
1726 $widget->configure ($x, $y, $col_w, $row_h);
1727 }
1728
1729 $x += $col_w;
1730 }
1731
1732 $y += $row_h;
1733 }
1734
1735 1
1736}
1737
1738sub find_widget {
1739 my ($self, $x, $y) = @_;
1740
1741 $x -= $self->{x};
1742 $y -= $self->{y};
1743
1744 my $res;
1745
1746 for (grep $_, map @$_, grep $_, @{ $self->{children} }) {
1747 $res = $_->find_widget ($x, $y)
1748 and return $res;
1749 }
1750
1751 $self->SUPER::find_widget ($x + $self->{x}, $y + $self->{y})
1752}
1753
1754sub _draw {
1755 my ($self) = @_;
1756
1757 for (grep $_, @{$self->{children}}) {
1758 $_->draw for grep $_, @$_;
1759 }
1760}
1761
1762#############################################################################
1763
1764package CFPlus::UI::Fixed;
1765
1766use List::Util qw(min max);
1767
1768our @ISA = CFPlus::UI::Container::;
1769
1770sub add {
1771 my ($self, $child, $posmode, $x, $y, $sizemode, $w, $h) = @_;
1772
1773 $child->{_fixed} = [$posmode, $x, $y, $sizemode, $w, $h];
1774 $self->SUPER::add ($child);
1775}
1776
1777sub _scale($$$) {
1778 my ($mode, $val, $max) = @_;
1779
1780 $mode eq "abs" ? $val
1781 : $mode eq "rel" ? $val * $max
1782 : 0
1783}
1784
1785sub size_request {
1786 my ($self) = @_;
1787
1788 my ($x1, $y1, $x2, $y2) = (0, 0, 0, 0);
1789
1790 # determine overall size by querying abs widgets
1791 for my $child ($self->visible_children) {
1792 my ($pos, $x, $y, $size, $w, $h) = @{ $child->{_fixed} };
1793
1794 if ($pos eq "abs") {
1795 $w = _scale $size, $w, $child->{req_w};
1796 $h = _scale $size, $h, $child->{req_h};
1797
1798 $x1 = min $x1, $x; $x2 = max $x2, $x + $w;
1799 $y1 = min $y1, $y; $y2 = max $y2, $y + $h;
1800 }
1801 }
1802
1803 my $W = $x2 - $x1;
1804 my $H = $y2 - $y1;
1805
1806 # now layout remaining widgets
1807 for my $child ($self->visible_children) {
1808 my ($pos, $x, $y, $size, $w, $h) = @{ $child->{_fixed} };
1809
1810 if ($pos ne "abs") {
1811 $x = _scale $pos, $x, $W;
1812 $y = _scale $pos, $x, $H;
1813 $w = _scale $size, $w, $child->{req_w};
1814 $h = _scale $size, $h, $child->{req_h};
1815
1816 $x1 = min $x1, $x; $x2 = max $x2, $x + $w;
1817 $y1 = min $y1, $y; $y2 = max $y2, $y + $h;
1818 }
1819 }
1820
1821 my $W = $x2 - $x1;
1822 my $H = $y2 - $y1;
1823
1824 ($W, $H)
1825}
1826
1827sub invoke_size_allocate {
1828 my ($self, $W, $H) = @_;
1829
1830 for my $child ($self->visible_children) {
1831 my ($pos, $x, $y, $size, $w, $h) = @{ $child->{_fixed} };
1832
1833 $x = _scale $pos, $x, $W;
1834 $y = _scale $pos, $x, $H;
1835 $w = _scale $size, $w, $child->{req_w};
1836 $h = _scale $size, $h, $child->{req_h};
1837
1838 $child->configure ($x, $y, $w, $h);
1839 }
1840
1841 1
1842}
1843
1844#############################################################################
1845
1846package CFPlus::UI::Box;
1847
1848our @ISA = CFPlus::UI::Container::;
1849
1850sub size_request {
1851 my ($self) = @_;
1852
1853 $self->{vertical}
1854 ? (
1855 (List::Util::max map $_->{req_w}, @{$self->{children}}),
1856 (List::Util::sum map $_->{req_h}, @{$self->{children}}),
1857 )
1858 : (
1859 (List::Util::sum map $_->{req_w}, @{$self->{children}}),
1860 (List::Util::max map $_->{req_h}, @{$self->{children}}),
1861 )
1862}
1863
1864sub invoke_size_allocate {
1865 my ($self, $w, $h) = @_;
1866
1867 my $space = $self->{vertical} ? $h : $w;
1868 my @children = $self->visible_children;
1869
1870 my @req;
1871
1872 if ($self->{homogeneous}) {
1873 @req = ($space / (@children || 1)) x @children;
1874 } else {
1875 @req = map $_->{$self->{vertical} ? "req_h" : "req_w"}, @children;
1876 my $req = List::Util::sum @req;
1877
1878 if ($req > $space) {
1879 # ah well, not enough space
1880 $_ *= $space / $req for @req;
1881 } else {
1882 my $expand = (List::Util::sum map $_->{expand}, @children) || 1;
1883
1884 $space = ($space - $req) / $expand; # remaining space to give away
1885
1886 $req[$_] += $space * $children[$_]{expand}
1887 for 0 .. $#children;
1888 }
1889 }
1890
1891 CFPlus::UI::harmonize \@req;
1892
1893 my $pos = 0;
1894 for (0 .. $#children) {
1895 my $alloc = $req[$_];
1896 $children[$_]->configure ($self->{vertical} ? (0, $pos, $w, $alloc) : ($pos, 0, $alloc, $h));
1897
1898 $pos += $alloc;
1899 }
1900
1901 1
1902}
1903
1904#############################################################################
1905
1906package CFPlus::UI::HBox;
1907
1908our @ISA = CFPlus::UI::Box::;
1909
1910sub new {
1911 my $class = shift;
1912
1913 $class->SUPER::new (
1914 vertical => 0,
1915 @_,
1916 )
1917}
1918
1919#############################################################################
1920
1921package CFPlus::UI::VBox;
1922
1923our @ISA = CFPlus::UI::Box::;
1924
1925sub new {
1926 my $class = shift;
1927
1928 $class->SUPER::new (
1929 vertical => 1,
1930 @_,
1931 )
1932}
1933
1934#############################################################################
1935
1936package CFPlus::UI::Label;
1937
1938our @ISA = CFPlus::UI::DrawBG::;
1939
1940use CFPlus::OpenGL;
1941
1942sub new {
1943 my ($class, %arg) = @_;
1944
1945 my $self = $class->SUPER::new (
1946 fg => [1, 1, 1],
1947 #bg => none
1948 #active_bg => none
1949 #font => default_font
1950 #text => initial text
1951 #markup => initial narkup
1952 #max_w => maximum pixel width
1953 #style => 0, # render flags
1954 ellipsise => 3, # end
1955 layout => (new CFPlus::Layout),
1956 fontsize => 1,
1957 align => -1,
1958 valign => -1,
1959 padding_x => 2,
1960 padding_y => 2,
1961 can_events => 0,
1962 %arg
1963 );
1964
1965 if (exists $self->{template}) {
1966 my $layout = new CFPlus::Layout;
1967 $layout->set_text (delete $self->{template});
1968 $self->{template} = $layout;
1969 }
1970
1971 if (exists $self->{markup}) {
1972 $self->set_markup (delete $self->{markup});
1973 } else {
1974 $self->set_text (delete $self->{text});
1975 }
1976
1977 $self
1978}
1979
1980sub update {
1981 my ($self) = @_;
1982
1983 delete $self->{texture};
1984 $self->SUPER::update;
1985}
1986
1987sub realloc {
1988 my ($self) = @_;
1989
1990 delete $self->{ox};
1991 $self->SUPER::realloc;
1992}
1993
1994sub set_text {
1995 my ($self, $text) = @_;
1996
1997 return if $self->{text} eq "T$text";
1998 $self->{text} = "T$text";
1999
2000 $self->{layout}->set_text ($text);
2001
2002 delete $self->{size_req};
2003 $self->realloc;
2004 $self->update;
2005}
2006
2007sub set_markup {
2008 my ($self, $markup) = @_;
2009
2010 return if $self->{text} eq "M$markup";
2011 $self->{text} = "M$markup";
2012
2013 my $rgba = $markup =~ /span.*(?:foreground|background)/;
2014
2015 $self->{layout}->set_markup ($markup);
2016
2017 delete $self->{size_req};
2018 $self->realloc;
2019 $self->update;
2020}
2021
2022sub size_request {
2023 my ($self) = @_;
2024
2025 $self->{size_req} ||= do {
2026 $self->{layout}->set_font ($self->{font}) if $self->{font};
2027 $self->{layout}->set_width ($self->{max_w} || -1);
2028 $self->{layout}->set_ellipsise ($self->{ellipsise});
2029 $self->{layout}->set_single_paragraph_mode ($self->{ellipsise});
2030 $self->{layout}->set_height ($self->{fontsize} * $::FONTSIZE);
2031
2032 my ($w, $h) = $self->{layout}->size;
2033
2034 if (exists $self->{template}) {
2035 $self->{template}->set_font ($self->{font}) if $self->{font};
2036 $self->{template}->set_width ($self->{max_w} || -1);
2037 $self->{template}->set_height ($self->{fontsize} * $::FONTSIZE);
2038
2039 my ($w2, $h2) = $self->{template}->size;
2040
2041 $w = List::Util::max $w, $w2;
2042 $h = List::Util::max $h, $h2;
2043 }
2044
2045 [$w, $h]
2046 };
2047
2048 @{ $self->{size_req} }
2049}
2050
2051sub baseline_shift {
2052 $_[0]{layout}->descent
2053}
2054
2055sub invoke_size_allocate {
2056 my ($self, $w, $h) = @_;
2057
2058 delete $self->{ox};
2059
2060 delete $self->{texture}
2061 unless $w >= $self->{req_w} && $self->{old_w} >= $self->{req_w};
2062
2063 1
2064}
2065
2066sub set_fontsize {
2067 my ($self, $fontsize) = @_;
2068
2069 $self->{fontsize} = $fontsize;
2070 delete $self->{size_req};
2071 delete $self->{texture};
2072
2073 $self->realloc;
2074}
2075
2076sub reconfigure {
2077 my ($self) = @_;
2078
2079 delete $self->{size_req};
2080 delete $self->{texture};
2081
2082 $self->SUPER::reconfigure;
2083}
2084
2085sub _draw {
2086 my ($self) = @_;
2087
2088 $self->SUPER::_draw; # draw background, if applicable
2089
2090 my $size = $self->{texture} ||= do {
2091 $self->{layout}->set_foreground (@{$self->{fg}});
2092 $self->{layout}->set_font ($self->{font}) if $self->{font};
2093 $self->{layout}->set_width ($self->{w});
2094 $self->{layout}->set_ellipsise ($self->{ellipsise});
2095 $self->{layout}->set_single_paragraph_mode ($self->{ellipsise});
2096 $self->{layout}->set_height ($self->{fontsize} * $::FONTSIZE);
2097
2098 [$self->{layout}->size]
2099 };
2100
2101 unless (exists $self->{ox}) {
2102 $self->{ox} = int ($self->{align} < 0 ? $self->{padding_x}
2103 : $self->{align} > 0 ? $self->{w} - $size->[0] - $self->{padding_x}
2104 : ($self->{w} - $size->[0]) * 0.5);
2105
2106 $self->{oy} = int ($self->{valign} < 0 ? $self->{padding_y}
2107 : $self->{valign} > 0 ? $self->{h} - $size->[1] - $self->{padding_y}
2108 : ($self->{h} - $size->[1]) * 0.5);
2109 };
2110
2111 my $w = List::Util::min $self->{w} + 4, $size->[0];
2112 my $h = List::Util::min $self->{h} + 2, $size->[1];
2113
2114 $self->{layout}->render ($self->{ox}, $self->{oy}, $self->{style});
2115}
2116
2117#############################################################################
2118
2119package CFPlus::UI::EntryBase;
2120
2121our @ISA = CFPlus::UI::Label::;
2122
2123use CFPlus::OpenGL;
2124
2125sub new {
2126 my $class = shift;
2127
2128 $class->SUPER::new (
2129 fg => [1, 1, 1],
2130 bg => [0, 0, 0, 0.2],
2131 active_bg => [1, 1, 1, 0.5],
2132 active_fg => [0, 0, 0],
2133 can_hover => 1,
2134 can_focus => 1,
2135 valign => 0,
2136 can_events => 1,
2137 ellipsise => 0,
2138 #text => ...
2139 #hidden => "*",
2140 @_
2141 )
2142}
2143
2144sub _set_text {
2145 my ($self, $text) = @_;
2146
2147 delete $self->{cur_h};
2148
2149 return if $self->{text} eq $text;
2150
2151 $self->{last_activity} = $::NOW;
2152 $self->{text} = $text;
2153
2154 $text =~ s/./*/g if $self->{hidden};
2155 $self->{layout}->set_text ("$text ");
2156 delete $self->{size_req};
2157
2158 $self->emit (changed => $self->{text});
2159
2160 $self->realloc;
2161 $self->update;
2162}
2163
2164sub set_text {
2165 my ($self, $text) = @_;
2166
2167 $self->{cursor} = length $text;
2168 $self->_set_text ($text);
2169}
2170
2171sub get_text {
2172 $_[0]{text}
2173}
2174
2175sub size_request {
2176 my ($self) = @_;
2177
2178 my ($w, $h) = $self->SUPER::size_request;
2179
2180 ($w + 1, $h) # add 1 for cursor
2181}
2182
2183sub invoke_key_down {
2184 my ($self, $ev) = @_;
2185
2186 my $mod = $ev->{mod};
2187 my $sym = $ev->{sym};
2188 my $uni = $ev->{unicode};
2189
2190 my $text = $self->get_text;
2191
2192 $self->{cursor} = List::Util::max 0, List::Util::min $self->{cursor}, length $text;
2193
2194 if ($uni == 8) {
2195 substr $text, --$self->{cursor}, 1, "" if $self->{cursor};
2196 } elsif ($uni == 127) {
2197 substr $text, $self->{cursor}, 1, "";
2198 } elsif ($sym == CFPlus::SDLK_LEFT) {
2199 --$self->{cursor} if $self->{cursor};
2200 } elsif ($sym == CFPlus::SDLK_RIGHT) {
2201 ++$self->{cursor} if $self->{cursor} < length $self->{text};
2202 } elsif ($sym == CFPlus::SDLK_HOME) {
2203 # what a hack
2204 $self->{cursor} =
2205 (substr $self->{text}, 0, $self->{cursor}) =~ /^(.*\012)/
2206 ? length $1
2207 : 0;
2208 } elsif ($sym == CFPlus::SDLK_END) {
2209 # uh, again
2210 $self->{cursor} =
2211 (substr $self->{text}, $self->{cursor}) =~ /^([^\012]*)\012/
2212 ? $self->{cursor} + length $1
2213 : length $self->{text};
2214 } elsif ($uni == 21) { # ctrl-u
2215 $text = "";
2216 $self->{cursor} = 0;
2217 } elsif ($uni == 27) {
2218 $self->emit ('escape');
2219 } elsif ($uni == 0x0d) {
2220 substr $text, $self->{cursor}++, 0, "\012";
2221 } elsif ($uni >= 0x20) {
2222 substr $text, $self->{cursor}++, 0, chr $uni;
2223 } else {
2224 return 0;
2225 }
2226
2227 $self->_set_text ($text);
2228
2229 $self->realloc;
2230 $self->update;
2231
2232 1
2233}
2234
2235sub invoke_focus_in {
2236 my ($self) = @_;
2237
2238 $self->{last_activity} = $::NOW;
2239
2240 $self->SUPER::invoke_focus_in
2241}
2242
2243sub invoke_button_down {
2244 my ($self, $ev, $x, $y) = @_;
2245
2246 $self->SUPER::invoke_button_down ($ev, $x, $y);
2247
2248 my $idx = $self->{layout}->xy_to_index ($x, $y);
2249
2250 # byte-index to char-index
2251 my $text = $self->{text};
2252 utf8::encode $text; $text = substr $text, 0, $idx; utf8::decode $text;
2253 $self->{cursor} = length $text;
2254
2255 $self->_set_text ($self->{text});
2256 $self->update;
2257
2258 1
2259}
2260
2261sub invoke_mouse_motion {
2262 my ($self, $ev, $x, $y) = @_;
2263# printf "M %d,%d %d,%d\n", $ev->motion_x, $ev->motion_y, $x, $y;#d#
2264
2265 1
2266}
2267
2268sub _draw {
2269 my ($self) = @_;
2270
2271 local $self->{fg} = $self->{fg};
2272
2273 if ($FOCUS == $self) {
2274 glColor_premultiply @{$self->{active_bg}};
2275 $self->{fg} = $self->{active_fg};
2276 } else {
2277 glColor_premultiply @{$self->{bg}};
2278 }
2279
2280 glEnable GL_BLEND;
2281 glBlendFunc GL_ONE, GL_ONE_MINUS_SRC_ALPHA;
2282 glBegin GL_QUADS;
2283 glVertex 0 , 0;
2284 glVertex 0 , $self->{h};
2285 glVertex $self->{w}, $self->{h};
2286 glVertex $self->{w}, 0;
2287 glEnd;
2288 glDisable GL_BLEND;
2289
2290 $self->SUPER::_draw;
2291
2292 #TODO: force update every cursor change :(
2293 if ($FOCUS == $self && (($::NOW - $self->{last_activity}) & 1023) < 600) {
2294
2295 unless (exists $self->{cur_h}) {
2296 my $text = substr $self->{text}, 0, $self->{cursor};
2297 utf8::encode $text;
2298
2299 @$self{qw(cur_x cur_y cur_h)} = $self->{layout}->cursor_pos (length $text)
2300 }
2301
2302 glBegin GL_LINES;
2303 glVertex 0.5 + $self->{cur_x} + $self->{ox}, $self->{cur_y} + $self->{oy};
2304 glVertex 0.5 + $self->{cur_x} + $self->{ox}, $self->{cur_y} + $self->{oy} + $self->{cur_h};
2305 glEnd;
2306 }
2307}
2308
2309#############################################################################
2310
2311package CFPlus::UI::Entry;
2312
2313our @ISA = CFPlus::UI::EntryBase::;
2314
2315use CFPlus::OpenGL;
2316
2317sub invoke_key_down {
2318 my ($self, $ev) = @_;
2319
2320 my $sym = $ev->{sym};
2321
2322 if ($ev->{uni} == 0x0d || $sym == 13) {
2323 unshift @{$self->{history}},
2324 my $txt = $self->get_text;
2325
2326 $self->{history_pointer} = -1;
2327 $self->{history_saveback} = '';
2328 $self->emit (activate => $txt);
2329 $self->update;
2330
2331 } elsif ($sym == CFPlus::SDLK_UP) {
2332 if ($self->{history_pointer} < 0) {
2333 $self->{history_saveback} = $self->get_text;
2334 }
2335 if (@{$self->{history} || []} > 0) {
2336 $self->{history_pointer}++;
2337 if ($self->{history_pointer} >= @{$self->{history} || []}) {
2338 $self->{history_pointer} = @{$self->{history} || []} - 1;
2339 }
2340 $self->set_text ($self->{history}->[$self->{history_pointer}]);
2341 }
2342
2343 } elsif ($sym == CFPlus::SDLK_DOWN) {
2344 $self->{history_pointer}--;
2345 $self->{history_pointer} = -1 if $self->{history_pointer} < 0;
2346
2347 if ($self->{history_pointer} >= 0) {
2348 $self->set_text ($self->{history}->[$self->{history_pointer}]);
2349 } else {
2350 $self->set_text ($self->{history_saveback});
2351 }
2352
2353 } else {
2354 return $self->SUPER::invoke_key_down ($ev)
2355 }
2356
2357 1
2358}
2359
2360#############################################################################
2361
2362package CFPlus::UI::TextEdit;
2363
2364our @ISA = CFPlus::UI::EntryBase::;
2365
2366use CFPlus::OpenGL;
2367
2368sub move_cursor_ver {
2369 my ($self, $dy) = @_;
2370
2371 my ($y, $x) = $self->{layout}->index_to_line_x ($self->{cursor});
2372
2373 $y += $dy;
2374
2375 if (defined (my $index = $self->{layout}->line_x_to_index ($y, $x))) {
2376 $self->{cursor} = $index;
2377 delete $self->{cur_h};
2378 $self->update;
2379 return;
2380 }
2381}
2382
2383sub invoke_key_down {
2384 my ($self, $ev) = @_;
2385
2386 my $sym = $ev->{sym};
2387
2388 if ($sym == CFPlus::SDLK_UP) {
2389 $self->move_cursor_ver (-1);
2390 } elsif ($sym == CFPlus::SDLK_DOWN) {
2391 $self->move_cursor_ver (+1);
2392 } else {
2393 return $self->SUPER::invoke_key_down ($ev)
2394 }
2395
2396 1
2397}
2398
2399#############################################################################
2400
2401package CFPlus::UI::Button;
2402
2403our @ISA = CFPlus::UI::Label::;
2404
2405use CFPlus::OpenGL;
2406
2407my @tex =
2408 map { new_from_file CFPlus::Texture CFPlus::find_rcfile $_, mipmap => 1 }
2409 qw(b1_button_inactive.png b1_button_active.png);
2410
2411sub new {
2412 my $class = shift;
2413
2414 $class->SUPER::new (
2415 padding_x => 4,
2416 padding_y => 4,
2417 fg => [1.0, 1.0, 1.0],
2418 active_fg => [0.8, 0.8, 0.8],
2419 can_hover => 1,
2420 align => 0,
2421 valign => 0,
2422 can_events => 1,
2423 @_
2424 )
2425}
2426
2427sub invoke_button_up {
2428 my ($self, $ev, $x, $y) = @_;
2429
2430 $self->emit ("activate")
2431 if $x >= 0 && $x < $self->{w}
2432 && $y >= 0 && $y < $self->{h};
2433
2434 1
2435}
2436
2437sub _draw {
2438 my ($self) = @_;
2439
2440 local $self->{fg} = $GRAB == $self ? $self->{active_fg} : $self->{fg};
2441
2442 glEnable GL_TEXTURE_2D;
2443 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
2444 glColor 0, 0, 0, 1;
2445
2446 my $tex = $tex[$GRAB == $self];
2447 $tex->draw_quad_alpha (0, 0, $self->{w}, $self->{h});
2448
2449 glDisable GL_TEXTURE_2D;
2450
2451 $self->SUPER::_draw;
2452}
2453
2454#############################################################################
2455
2456package CFPlus::UI::CheckBox;
2457
2458our @ISA = CFPlus::UI::DrawBG::;
2459
2460my @tex =
2461 map { new_from_file CFPlus::Texture CFPlus::find_rcfile $_, mipmap => 1 }
2462 qw(c1_checkbox_bg.png c1_checkbox_active.png);
2463
2464use CFPlus::OpenGL;
2465
2466sub new {
2467 my $class = shift;
2468
2469 $class->SUPER::new (
2470 padding_x => 2,
2471 padding_y => 2,
2472 fg => [1, 1, 1],
2473 active_fg => [1, 1, 0],
2474 bg => [0, 0, 0, 0.2],
2475 active_bg => [1, 1, 1, 0.5],
2476 state => 0,
2477 can_hover => 1,
2478 @_
2479 )
2480}
2481
2482sub size_request {
2483 my ($self) = @_;
2484
2485 (6) x 2
2486}
2487
2488sub toggle {
2489 my ($self) = @_;
2490
2491 $self->{state} = !$self->{state};
2492 $self->emit (changed => $self->{state});
2493 $self->update;
2494}
2495
2496sub invoke_button_down {
2497 my ($self, $ev, $x, $y) = @_;
2498
2499 if ($x >= $self->{padding_x} && $x < $self->{w} - $self->{padding_x}
2500 && $y >= $self->{padding_y} && $y < $self->{h} - $self->{padding_y}) {
2501 $self->toggle;
2502 } else {
2503 return 0
2504 }
2505
2506 1
2507}
2508
2509sub _draw {
2510 my ($self) = @_;
2511
2512 $self->SUPER::_draw;
2513
2514 glTranslate $self->{padding_x} + 0.375, $self->{padding_y} + 0.375, 0;
2515
2516 my ($w, $h) = @$self{qw(w h)};
2517
2518 my $s = List::Util::min $w - $self->{padding_x} * 2, $h - $self->{padding_y} * 2;
2519
2520 glColor @{ $FOCUS == $self ? $self->{active_fg} : $self->{fg} };
2521
2522 my $tex = $self->{state} ? $tex[1] : $tex[0];
2523
2524 glEnable GL_TEXTURE_2D;
2525 $tex->draw_quad_alpha (0, 0, $s, $s);
2526 glDisable GL_TEXTURE_2D;
2527}
2528
2529#############################################################################
2530
2531package CFPlus::UI::Image;
2532
2533our @ISA = CFPlus::UI::Base::;
2534
2535use CFPlus::OpenGL;
2536
2537our %texture_cache;
2538
2539sub new {
2540 my $class = shift;
2541
2542 my $self = $class->SUPER::new (
2543 can_events => 0,
2544 @_,
2545 );
2546
2547 $self->{path} || $self->{tex}
2548 or Carp::croak "'path' or 'tex' attributes required";
2549
2550 $self->{tex} ||= $texture_cache{$self->{path}} ||=
2551 new_from_file CFPlus::Texture CFPlus::find_rcfile $self->{path}, mipmap => 1;
2552
2553 CFPlus::weaken $texture_cache{$self->{path}};
2554
2555 $self->{aspect} ||= $self->{tex}{w} / $self->{tex}{h};
2556
2557 $self
2558}
2559
2560sub STORABLE_freeze {
2561 my ($self, $cloning) = @_;
2562
2563 $self->{path}
2564 or die "cannot serialise CFPlus::UI::Image on non-loadable images\n";
2565
2566 $self->{path}
2567}
2568
2569sub STORABLE_attach {
2570 my ($self, $cloning, $path) = @_;
2571
2572 $self->new (path => $path)
2573}
2574
2575sub size_request {
2576 my ($self) = @_;
2577
2578 ($self->{tex}{w}, $self->{tex}{h})
2579}
2580
2581sub _draw {
2582 my ($self) = @_;
2583
2584 my $tex = $self->{tex};
2585
2586 my ($w, $h) = ($self->{w}, $self->{h});
2587
2588 if ($self->{rot90}) {
2589 glRotate 90, 0, 0, 1;
2590 glTranslate 0, -$self->{w}, 0;
2591
2592 ($w, $h) = ($h, $w);
2593 }
2594
2595 glEnable GL_TEXTURE_2D;
2596 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
2597
2598 $tex->draw_quad (0, 0, $w, $h);
2599
2600 glDisable GL_TEXTURE_2D;
2601}
2602
2603#############################################################################
2604
2605package CFPlus::UI::ImageButton;
2606
2607our @ISA = CFPlus::UI::Image::;
2608
2609use CFPlus::OpenGL;
2610
2611my %textures;
2612
2613sub new {
2614 my $class = shift;
2615
2616 my $self = $class->SUPER::new (
2617 padding_x => 4,
2618 padding_y => 4,
2619 fg => [1, 1, 1],
2620 active_fg => [0, 0, 1],
2621 can_hover => 1,
2622 align => 0,
2623 valign => 0,
2624 can_events => 1,
2625 @_
2626 );
2627}
2628
2629sub invoke_button_up {
2630 my ($self, $ev, $x, $y) = @_;
2631
2632 $self->emit ("activate")
2633 if $x >= 0 && $x < $self->{w}
2634 && $y >= 0 && $y < $self->{h};
2635
2636 1
2637}
2638
2639#############################################################################
2640
2641package CFPlus::UI::VGauge;
2642
2643our @ISA = CFPlus::UI::Base::;
2644
2645use List::Util qw(min max);
2646
2647use CFPlus::OpenGL;
2648
2649my %tex = (
2650 food => [
2651 map { new_from_file CFPlus::Texture CFPlus::find_rcfile $_, mipmap => 1 }
2652 qw/g1_food_gauge_empty.png g1_food_gauge_full.png/
2653 ],
2654 grace => [
2655 map { new_from_file CFPlus::Texture CFPlus::find_rcfile $_, mipmap => 1 }
2656 qw/g1_grace_gauge_empty.png g1_grace_gauge_full.png g1_grace_gauge_overflow.png/
2657 ],
2658 hp => [
2659 map { new_from_file CFPlus::Texture CFPlus::find_rcfile $_, mipmap => 1 }
2660 qw/g1_hp_gauge_empty.png g1_hp_gauge_full.png/
2661 ],
2662 mana => [
2663 map { new_from_file CFPlus::Texture CFPlus::find_rcfile $_, mipmap => 1 }
2664 qw/g1_mana_gauge_empty.png g1_mana_gauge_full.png g1_mana_gauge_overflow.png/
2665 ],
2666);
2667
2668# eg. VGauge->new (gauge => 'food'), default gauge: food
2669sub new {
2670 my $class = shift;
2671
2672 my $self = $class->SUPER::new (
2673 type => 'food',
2674 @_
2675 );
2676
2677 $self->{aspect} = $tex{$self->{type}}[0]{w} / $tex{$self->{type}}[0]{h};
2678
2679 $self
2680}
2681
2682sub size_request {
2683 my ($self) = @_;
2684
2685 #my $tex = $tex{$self->{type}}[0];
2686 #@$tex{qw(w h)}
2687 (0, 0)
2688}
2689
2690sub set_max {
2691 my ($self, $max) = @_;
2692
2693 return if $self->{max_val} == $max;
2694
2695 $self->{max_val} = $max;
2696 $self->update;
2697}
2698
2699sub set_value {
2700 my ($self, $val, $max) = @_;
2701
2702 $self->set_max ($max)
2703 if defined $max;
2704
2705 return if $self->{val} == $val;
2706
2707 $self->{val} = $val;
2708 $self->update;
2709}
2710
2711sub _draw {
2712 my ($self) = @_;
2713
2714 my $tex = $tex{$self->{type}};
2715 my ($t1, $t2, $t3) = @$tex;
2716
2717 my ($w, $h) = ($self->{w}, $self->{h});
2718
2719 if ($self->{vertical}) {
2720 glRotate 90, 0, 0, 1;
2721 glTranslate 0, -$self->{w}, 0;
2722
2723 ($w, $h) = ($h, $w);
2724 }
2725
2726 my $ycut = $self->{val} / ($self->{max_val} || 1);
2727
2728 my $ycut1 = max 0, min 1, $ycut;
2729 my $ycut2 = max 0, min 1, $ycut - 1;
2730
2731 my $h1 = $self->{h} * (1 - $ycut1);
2732 my $h2 = $self->{h} * (1 - $ycut2);
2733 my $h3 = $self->{h};
2734
2735 $_ = $_ * (284-4)/288 + 4/288 for ($h1, $h2, $h3);
2736
2737 glEnable GL_BLEND;
2738 glBlendFuncSeparate GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA,
2739 GL_ONE, GL_ONE_MINUS_SRC_ALPHA;
2740 glEnable GL_TEXTURE_2D;
2741 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
2742
2743 glBindTexture GL_TEXTURE_2D, $t1->{name};
2744 glBegin GL_QUADS;
2745 glTexCoord 0 , 0; glVertex 0 , 0;
2746 glTexCoord 0 , $t1->{t} * (1 - $ycut1); glVertex 0 , $h1;
2747 glTexCoord $t1->{s}, $t1->{t} * (1 - $ycut1); glVertex $w, $h1;
2748 glTexCoord $t1->{s}, 0; glVertex $w, 0;
2749 glEnd;
2750
2751 my $ycut1 = List::Util::min 1, $ycut;
2752 glBindTexture GL_TEXTURE_2D, $t2->{name};
2753 glBegin GL_QUADS;
2754 glTexCoord 0 , $t2->{t} * (1 - $ycut1); glVertex 0 , $h1;
2755 glTexCoord 0 , $t2->{t} * (1 - $ycut2); glVertex 0 , $h2;
2756 glTexCoord $t2->{s}, $t2->{t} * (1 - $ycut2); glVertex $w, $h2;
2757 glTexCoord $t2->{s}, $t2->{t} * (1 - $ycut1); glVertex $w, $h1;
2758 glEnd;
2759
2760 if ($t3) {
2761 glBindTexture GL_TEXTURE_2D, $t3->{name};
2762 glBegin GL_QUADS;
2763 glTexCoord 0 , $t3->{t} * (1 - $ycut2); glVertex 0 , $h2;
2764 glTexCoord 0 , $t3->{t}; glVertex 0 , $h3;
2765 glTexCoord $t3->{s}, $t3->{t}; glVertex $w, $h3;
2766 glTexCoord $t3->{s}, $t3->{t} * (1 - $ycut2); glVertex $w, $h2;
2767 glEnd;
2768 }
2769
2770 glDisable GL_BLEND;
2771 glDisable GL_TEXTURE_2D;
2772}
2773
2774#############################################################################
2775
2776package CFPlus::UI::Gauge;
2777
2778our @ISA = CFPlus::UI::VBox::;
2779
2780sub new {
2781 my ($class, %arg) = @_;
2782
2783 my $self = $class->SUPER::new (
2784 tooltip => $arg{type},
2785 can_hover => 1,
2786 can_events => 1,
2787 %arg,
2788 );
2789
2790 $self->add ($self->{value} = new CFPlus::UI::Label valign => +1, align => 0, template => "999");
2791 $self->add ($self->{gauge} = new CFPlus::UI::VGauge type => $self->{type}, expand => 1, can_hover => 1);
2792 $self->add ($self->{max} = new CFPlus::UI::Label valign => -1, align => 0, template => "999");
2793
2794 $self
2795}
2796
2797sub set_fontsize {
2798 my ($self, $fsize) = @_;
2799
2800 $self->{value}->set_fontsize ($fsize);
2801 $self->{max} ->set_fontsize ($fsize);
2802}
2803
2804sub set_max {
2805 my ($self, $max) = @_;
2806
2807 $self->{gauge}->set_max ($max);
2808 $self->{max}->set_text ($max);
2809}
2810
2811sub set_value {
2812 my ($self, $val, $max) = @_;
2813
2814 $self->set_max ($max)
2815 if defined $max;
2816
2817 $self->{gauge}->set_value ($val, $max);
2818 $self->{value}->set_text ($val);
2819}
2820
2821#############################################################################
2822
2823package CFPlus::UI::Slider;
80 2824
81use strict; 2825use strict;
82our @ISA = qw/Client::Widget/;
83 2826
84use SDL::OpenGL; 2827use CFPlus::OpenGL;
85use SDL::OpenGL::Constants;
86 2828
87sub key_down { 2829our @ISA = CFPlus::UI::DrawBG::;
88 print "MAPKEYDOWN\n";
89}
90 2830
91sub key_up { 2831my @tex =
92} 2832 map { new_from_file CFPlus::Texture CFPlus::find_rcfile $_ }
2833 qw(s1_slider.png s1_slider_bg.png);
93 2834
2835sub new {
2836 my $class = shift;
2837
2838 # range [value, low, high, page, unit]
2839
2840 # TODO: 0-width page
2841 # TODO: req_w/h are wrong with vertical
2842 # TODO: calculations are off
2843 my $self = $class->SUPER::new (
2844 fg => [1, 1, 1],
2845 active_fg => [0, 0, 0],
2846 bg => [0, 0, 0, 0.2],
2847 active_bg => [1, 1, 1, 0.5],
2848 range => [0, 0, 100, 10, 0],
2849 min_w => $::WIDTH / 80,
2850 min_h => $::WIDTH / 80,
2851 vertical => 0,
2852 can_hover => 1,
2853 inner_pad => 0.02,
2854 @_
2855 );
2856
2857 $self->set_value ($self->{range}[0]);
2858 $self->update;
2859
2860 $self
2861}
2862
2863sub set_range {
2864 my ($self, $range) = @_;
2865
2866 ($range, $self->{range}) = ($self->{range}, $range);
2867
2868 if ("@$range" ne "@{$self->{range}}") {
2869 $self->update;
2870 $self->set_value ($self->{range}[0]);
2871 }
2872}
2873
2874sub set_value {
2875 my ($self, $value) = @_;
2876
2877 my ($old_value, $lo, $hi, $page, $unit) = @{$self->{range}};
2878
2879 $hi = $lo + 1 if $hi <= $lo;
2880
2881 $page = $hi - $lo if $page > $hi - $lo;
2882
2883 $value = $lo if $value < $lo;
2884 $value = $hi - $page if $value > $hi - $page;
2885
2886 $value = $lo + $unit * int +($value - $lo + $unit * 0.5) / $unit
2887 if $unit;
2888
2889 @{$self->{range}} = ($value, $lo, $hi, $page, $unit);
2890
2891 if ($value != $old_value) {
2892 $self->emit (changed => $value);
2893 $self->update;
2894 }
2895}
2896
2897sub size_request {
2898 my ($self) = @_;
2899
2900 ($self->{req_w}, $self->{req_h})
2901}
2902
2903sub invoke_button_down {
2904 my ($self, $ev, $x, $y) = @_;
2905
2906 $self->SUPER::invoke_button_down ($ev, $x, $y);
2907
2908 $self->{click} = [$self->{range}[0], $self->{vertical} ? $y : $x];
2909
2910 $self->invoke_mouse_motion ($ev, $x, $y)
2911}
2912
2913sub invoke_mouse_motion {
2914 my ($self, $ev, $x, $y) = @_;
2915
2916 if ($GRAB == $self) {
2917 my ($x, $w) = $self->{vertical} ? ($y, $self->{h}) : ($x, $self->{w});
2918
2919 my (undef, $lo, $hi, $page) = @{$self->{range}};
2920
2921 $x = ($x - $self->{click}[1]) / ($w * $self->{scale});
2922
2923 $self->set_value ($self->{click}[0] + $x * ($hi - $page - $lo));
2924 } else {
2925 return 0;
2926 }
2927
2928 1
2929}
2930
2931sub invoke_mouse_wheel {
2932 my ($self, $ev) = @_;
2933
2934 my $delta = $self->{vertical} ? $ev->{dy} : $ev->{dx};
2935
2936 my $pagepart = $ev->{mod} & CFPlus::KMOD_SHIFT ? 1 : 0.2;
2937
2938 $self->set_value ($self->{range}[0] + $delta * $self->{range}[3] * $pagepart);
2939
2940 ! ! $delta
2941}
2942
2943sub update {
2944 my ($self) = @_;
2945
2946 delete $self->{knob_w};
2947 $self->SUPER::update;
2948}
2949
94sub draw { 2950sub _draw {
2951 my ($self) = @_;
2952
2953 unless ($self->{knob_w}) {
2954 $self->set_value ($self->{range}[0]);
2955
2956 my ($value, $lo, $hi, $page) = @{$self->{range}};
2957 my $range = ($hi - $page - $lo) || 1e-100;
2958
2959 my $knob_w = List::Util::min 1, $page / ($hi - $lo) || 0.1;
2960
2961 $self->{offset} = List::Util::max $self->{inner_pad}, $knob_w * 0.5;
2962 $self->{scale} = 1 - 2 * $self->{offset} || 1e-100;
2963
2964 $value = ($value - $lo) / $range;
2965 $value = $value * $self->{scale} + $self->{offset};
2966
2967 $self->{knob_x} = $value - $knob_w * 0.5;
2968 $self->{knob_w} = $knob_w;
2969 }
2970
2971 $self->SUPER::_draw ();
2972
2973 glScale $self->{w}, $self->{h};
2974
2975 if ($self->{vertical}) {
2976 # draw a vertical slider like a rotated horizontal slider
2977
2978 glTranslate 1, 0, 0;
2979 glRotate 90, 0, 0, 1;
2980 }
2981
2982 my $fg = $FOCUS == $self ? $self->{active_fg} : $self->{fg};
2983 my $bg = $FOCUS == $self ? $self->{active_bg} : $self->{bg};
2984
95 glEnable GL_TEXTURE_2D; 2985 glEnable GL_TEXTURE_2D;
2986 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
2987
2988 # draw background
2989 $tex[1]->draw_quad_alpha (0, 0, 1, 1);
2990
2991 # draw handle
2992 $tex[0]->draw_quad_alpha ($self->{knob_x}, 0, $self->{knob_w}, 1);
2993
2994 glDisable GL_TEXTURE_2D;
2995}
2996
2997#############################################################################
2998
2999package CFPlus::UI::ValSlider;
3000
3001our @ISA = CFPlus::UI::HBox::;
3002
3003sub new {
3004 my ($class, %arg) = @_;
3005
3006 my $range = delete $arg{range};
3007
3008 my $self = $class->SUPER::new (
3009 slider => (new CFPlus::UI::Slider expand => 1, range => $range),
3010 entry => (new CFPlus::UI::Label text => "", template => delete $arg{template}),
3011 to_value => sub { shift },
3012 from_value => sub { shift },
3013 %arg,
3014 );
3015
3016 $self->{slider}->connect (changed => sub {
3017 my ($self, $value) = @_;
3018 $self->{parent}{entry}->set_text ($self->{parent}{to_value}->($value));
3019 $self->{parent}->emit (changed => $value);
3020 });
3021
3022# $self->{entry}->connect (changed => sub {
3023# my ($self, $value) = @_;
3024# $self->{parent}{slider}->set_value ($self->{parent}{from_value}->($value));
3025# $self->{parent}->emit (changed => $value);
3026# });
3027
3028 $self->add ($self->{slider}, $self->{entry});
3029
3030 $self->{slider}->emit (changed => $self->{slider}{range}[0]);
3031
3032 $self
3033}
3034
3035sub set_range { shift->{slider}->set_range (@_) }
3036sub set_value { shift->{slider}->set_value (@_) }
3037
3038#############################################################################
3039
3040package CFPlus::UI::TextScroller;
3041
3042our @ISA = CFPlus::UI::HBox::;
3043
3044use CFPlus::OpenGL;
3045
3046sub new {
3047 my $class = shift;
3048
3049 my $self = $class->SUPER::new (
3050 fontsize => 1,
3051 can_events => 1,
3052 indent => 0,
3053 #font => default_font
3054 @_,
3055
3056 layout => (new CFPlus::Layout),
3057 par => [],
3058 max_par => 0,
3059 height => 0,
3060 children => [
3061 (new CFPlus::UI::Empty expand => 1),
3062 (new CFPlus::UI::Slider vertical => 1),
3063 ],
3064 );
3065
3066 $self->{children}[1]->connect (changed => sub { $self->update });
3067
3068 $self
3069}
3070
3071sub set_fontsize {
3072 my ($self, $fontsize) = @_;
3073
3074 $self->{fontsize} = $fontsize;
3075 $self->reflow;
3076}
3077
3078sub size_request {
3079 my ($self) = @_;
3080
3081 my ($empty, $slider) = @{ $self->{children} };
3082
3083 local $self->{children} = [$empty, $slider];
3084 $self->SUPER::size_request
3085}
3086
3087sub invoke_size_allocate {
3088 my ($self, $w, $h) = @_;
3089
3090 my ($empty, $slider, @other) = @{ $self->{children} };
3091 $_->configure (@$_{qw(x y req_w req_h)}) for @other;
3092
3093 $self->{layout}->set_font ($self->{font}) if $self->{font};
3094 $self->{layout}->set_height ($self->{fontsize} * $::FONTSIZE);
3095 $self->{layout}->set_width ($empty->{w});
3096 $self->{layout}->set_indent ($self->{fontsize} * $::FONTSIZE * $self->{indent});
3097
3098 $self->reflow;
3099
3100 local $self->{children} = [$empty, $slider];
3101 $self->SUPER::invoke_size_allocate ($w, $h)
3102}
3103
3104sub invoke_mouse_wheel {
3105 my ($self, $ev) = @_;
3106
3107 return 0 unless $ev->{dy}; # only vertical movements
3108
3109 $self->{children}[1]->emit (mouse_wheel => $ev);
3110
3111 1
3112}
3113
3114sub get_layout {
3115 my ($self, $para) = @_;
3116
3117 my $layout = $self->{layout};
3118
3119 $layout->set_font ($self->{font}) if $self->{font};
3120 $layout->set_foreground (@{$para->{fg}});
3121 $layout->set_height ($self->{fontsize} * $::FONTSIZE);
3122 $layout->set_width ($self->{children}[0]{w} - $para->{indent});
3123 $layout->set_indent ($self->{fontsize} * $::FONTSIZE * $self->{indent});
3124 $layout->set_markup ($para->{markup});
3125
3126 $layout->set_shapes (
3127 map
3128 +(0, $_->baseline_shift +$_->{padding_y} - $_->{h}, $_->{w}, $_->{h}),
3129 @{$para->{widget}}
3130 );
3131
3132 $layout
3133}
3134
3135sub reflow {
3136 my ($self) = @_;
3137
3138 $self->{need_reflow}++;
3139 $self->update;
3140}
3141
3142sub set_offset {
3143 my ($self, $offset) = @_;
3144
3145 # todo: base offset on lines or so, not on pixels
3146 $self->{children}[1]->set_value ($offset);
3147}
3148
3149sub current_paragraph {
3150 my ($self) = @_;
3151
3152 $self->{top_paragraph} - 1
3153}
3154
3155sub scroll_to {
3156 my ($self, $para) = @_;
3157
3158 $para = List::Util::max 0, List::Util::min $#{$self->{par}}, $para;
3159
3160 $self->{scroll_to} = $para;
3161 $self->update;
3162}
3163
3164sub clear {
3165 my ($self) = @_;
3166
3167 my (undef, undef, @other) = @{ $self->{children} };
3168 $self->remove ($_) for @other;
3169
3170 $self->{par} = [];
3171 $self->{height} = 0;
3172 $self->{children}[1]->set_range ([0, 0, 0, 1, 1]);
3173}
3174
3175sub add_paragraph {
3176 my $self = shift;
3177
3178 for my $para (@_) {
3179 $para = {
3180 fg => [1, 1, 1, 1],
3181 indent => 0,
3182 markup => "",
3183 widget => [],
3184 ref $para ? %$para : (markup => $para),
3185 w => 1e10,
3186 wrapped => 1,
3187 };
3188
3189 $self->add (@{ $para->{widget} }) if @{ $para->{widget} };
3190 push @{$self->{par}}, $para;
3191 }
3192
3193 if (my $max = $self->{max_par}) {
3194 shift @{$self->{par}} while @{$self->{par}} > $max;
3195 }
3196
3197 $self->{need_reflow}++;
3198 $self->update;
3199}
3200
3201sub scroll_to_bottom {
3202 my ($self) = @_;
3203
3204 $self->{scroll_to} = $#{$self->{par}};
3205 $self->update;
3206}
3207
3208sub force_uptodate {
3209 my ($self) = @_;
3210
3211 if (delete $self->{need_reflow}) {
3212 my ($W, $H) = @{$self->{children}[0]}{qw(w h)};
3213
3214 my $height = 0;
3215
3216 for my $para (@{$self->{par}}) {
3217 if ($para->{w} != $W && ($para->{wrapped} || $para->{w} > $W)) {
3218 my $layout = $self->get_layout ($para);
3219 my ($w, $h) = $layout->size;
3220
3221 $para->{w} = $w + $para->{indent};
3222 $para->{h} = $h;
3223 $para->{wrapped} = $layout->has_wrapped;
3224 }
3225
3226 $para->{y} = $height;
3227 $height += $para->{h};
3228 }
3229
3230 $self->{height} = $height;
3231 $self->{children}[1]->set_range ([$self->{children}[1]{range}[0], 0, $height, $H, 1]);
3232
3233 delete $self->{texture};
3234 }
3235
3236 if (my $paridx = delete $self->{scroll_to}) {
3237 $self->{children}[1]->set_value ($self->{par}[$paridx]{y});
3238 }
3239}
3240
3241sub update {
3242 my ($self) = @_;
3243
3244 $self->SUPER::update;
3245
3246 return unless $self->{h} > 0;
3247
3248 delete $self->{texture};
3249
3250 $ROOT->on_post_alloc ($self => sub {
3251 $self->force_uptodate;
3252
3253 my ($W, $H) = @{$self->{children}[0]}{qw(w h)};
3254
3255 $self->{texture} ||= new_from_opengl CFPlus::Texture $W, $H, sub {
3256 glClearColor 0, 0, 0, 0;
3257 glClear GL_COLOR_BUFFER_BIT;
3258
3259 package CFPlus::UI::Base;
3260 local ($draw_x, $draw_y, $draw_w, $draw_h) =
3261 (0, 0, $self->{w}, $self->{h});
3262
3263 my $top = int $self->{children}[1]{range}[0];
3264
3265 my $paridx = 0;
3266 my $top_paragraph;
3267 my $top = int $self->{children}[1]{range}[0];
3268
3269 my $y0 = $top;
3270 my $y1 = $top + $H;
3271
3272 for my $para (@{$self->{par}}) {
3273 my $h = $para->{h};
3274 my $y = $para->{y};
3275
3276 if ($y0 < $y + $h && $y < $y1) {
3277 my $layout = $self->get_layout ($para);
3278
3279 $layout->render ($para->{indent}, $y - $y0);
3280
3281 if (my @w = @{ $para->{widget} }) {
3282 my @s = $layout->get_shapes;
3283
3284 for (@w) {
3285 my ($dx, $dy) = splice @s, 0, 2, ();
3286
3287 $_->{x} = $dx + $para->{indent};
3288 $_->{y} = $dy + $y - $y0;
3289
3290 $_->draw;
3291 }
3292 }
3293 }
3294
3295 $paridx++;
3296 $top_paragraph ||= $paridx if $y >= $top;
3297 }
3298
3299 $self->{top_paragraph} = $top_paragraph;
3300 };
3301 });
3302}
3303
3304sub reconfigure {
3305 my ($self) = @_;
3306
3307 $self->SUPER::reconfigure;
3308
3309 $_->{w} = 1e10 for @{ $self->{par} };
3310 $self->reflow;
3311}
3312
3313sub _draw {
3314 my ($self) = @_;
3315
96 glEnable GL_BLEND; 3316 glEnable GL_TEXTURE_2D;
3317 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
3318 glColor 0, 0, 0, 1;
3319 $self->{texture}->draw_quad_alpha_premultiplied (0, 0, $self->{children}[0]{w}, $self->{children}[0]{h});
3320 glDisable GL_TEXTURE_2D;
97 3321
98 my $map = $::CONN->{map}; 3322 $self->{children}[1]->draw;
3323}
99 3324
100 for my $x (0 .. $::CONN->{mapw} - 1) { 3325#############################################################################
101 for my $y (0 .. $::CONN->{maph} - 1) {
102 3326
103 my $cell = $map->[$x][$y] 3327package CFPlus::UI::Animator;
104 or next;
105 3328
106 my $darkness = $cell->[3] * (1 / 255); 3329use CFPlus::OpenGL;
107 glColor $darkness, $darkness, $darkness;
108 3330
109 for my $num (grep $_, $cell->[0], $cell->[1], $cell->[2]) { 3331our @ISA = CFPlus::UI::Bin::;
110 my $tex = $::CONN->{face}[$num]{texture} || next;
111 3332
112 glBindTexture GL_TEXTURE_2D, $tex->{name}; 3333sub moveto {
3334 my ($self, $x, $y) = @_;
113 3335
3336 $self->{moveto} = [$self->{x}, $self->{y}, $x, $y];
3337 $self->{speed} = 0.001;
3338 $self->{time} = 1;
3339
3340 ::animation_start $self;
3341}
3342
3343sub animate {
3344 my ($self, $interval) = @_;
3345
3346 $self->{time} -= $interval * $self->{speed};
3347 if ($self->{time} <= 0) {
3348 $self->{time} = 0;
3349 ::animation_stop $self;
3350 }
3351
3352 my ($x0, $y0, $x1, $y1) = @{$self->{moveto}};
3353
3354 $self->{x} = $x0 * $self->{time} + $x1 * (1 - $self->{time});
3355 $self->{y} = $y0 * $self->{time} + $y1 * (1 - $self->{time});
3356}
3357
3358sub _draw {
3359 my ($self) = @_;
3360
3361 glPushMatrix;
3362 glRotate $self->{time} * 1000, 0, 1, 0;
3363 $self->{children}[0]->draw;
3364 glPopMatrix;
3365}
3366
3367#############################################################################
3368
3369package CFPlus::UI::Flopper;
3370
3371our @ISA = CFPlus::UI::Button::;
3372
3373sub new {
3374 my $class = shift;
3375
3376 my $self = $class->SUPER::new (
3377 state => 0,
3378 on_activate => \&toggle_flopper,
3379 @_
3380 );
3381
3382 $self
3383}
3384
3385sub toggle_flopper {
3386 my ($self) = @_;
3387
3388 $self->{other}->toggle_visibility;
3389}
3390
3391#############################################################################
3392
3393package CFPlus::UI::Tooltip;
3394
3395our @ISA = CFPlus::UI::Bin::;
3396
3397use CFPlus::OpenGL;
3398
3399sub new {
3400 my $class = shift;
3401
3402 $class->SUPER::new (
3403 @_,
3404 can_events => 0,
3405 )
3406}
3407
3408sub set_tooltip_from {
3409 my ($self, $widget) = @_;
3410
3411 $widget->{tooltip} = CFPlus::Pod::section_label tooltip => $1
3412 if $widget->{tooltip} =~ /^#(.*)$/;
3413
3414 my $tooltip = $widget->{tooltip};
3415
3416 if ($ENV{CFPLUS_DEBUG} & 2) {
3417 $tooltip .= "\n\n" . (ref $widget) . "\n"
3418 . "$widget->{x} $widget->{y} $widget->{w} $widget->{h}\n"
3419 . "req $widget->{req_w} $widget->{req_h}\n"
3420 . "visible $widget->{visible}";
3421 }
3422
3423 $tooltip =~ s/^\n+//;
3424 $tooltip =~ s/\n+$//;
3425
3426 $self->add (new CFPlus::UI::Label
3427 markup => $tooltip,
3428 max_w => ($widget->{tooltip_width} || 0.25) * $::WIDTH,
3429 fontsize => 0.8,
3430 style => 1, # FLAG_INVERSE
3431 ellipsise => 0,
3432 font => ($widget->{tooltip_font} || $::FONT_PROP),
3433 );
3434}
3435
3436sub size_request {
3437 my ($self) = @_;
3438
3439 my ($w, $h) = @{$self->child}{qw(req_w req_h)};
3440
3441 ($w + 4, $h + 4)
3442}
3443
3444sub invoke_size_allocate {
3445 my ($self, $w, $h) = @_;
3446
3447 $self->SUPER::invoke_size_allocate ($w - 4, $h - 4)
3448}
3449
3450sub invoke_visibility_change {
3451 my ($self, $visible) = @_;
3452
3453 return unless $visible;
3454
3455 $self->{root}->on_post_alloc ("move_$self" => sub {
3456 my $widget = $self->{owner}
3457 or return;
3458
3459 if ($widget->{visible}) {
3460 my ($x, $y) = $widget->coord2global ($widget->{w}, 0);
3461
3462 ($x, $y) = $widget->coord2global (-$self->{w}, 0)
3463 if $x + $self->{w} > $self->{root}{w};
3464
3465 $self->move_abs ($x, $y);
3466 } else {
3467 $self->hide;
3468 }
3469 });
3470}
3471
3472sub _draw {
3473 my ($self) = @_;
3474
3475 glTranslate 0.375, 0.375;
3476
3477 my ($w, $h) = @$self{qw(w h)};
3478
3479 glColor 1, 0.8, 0.4;
114 glBegin GL_QUADS; 3480 glBegin GL_QUADS;
115 glTexCoord 0, 0; glVertex $x, $y; 3481 glVertex 0 , 0;
116 glTexCoord 0, 1; glVertex $x, $y + 1; 3482 glVertex 0 , $h;
117 glTexCoord 1, 1; glVertex $x + 1, $y + 1; 3483 glVertex $w, $h;
118 glTexCoord 1, 0; glVertex $x + 1, $y; 3484 glVertex $w, 0;
3485 glEnd;
3486
3487 glColor 0, 0, 0;
3488 glBegin GL_LINE_LOOP;
3489 glVertex 0 , 0;
3490 glVertex 0 , $h;
3491 glVertex $w, $h;
3492 glVertex $w, 0;
3493 glEnd;
3494
3495 glTranslate 2 - 0.375, 2 - 0.375;
3496
3497 $self->SUPER::_draw;
3498}
3499
3500#############################################################################
3501
3502package CFPlus::UI::Face;
3503
3504our @ISA = CFPlus::UI::DrawBG::;
3505
3506use CFPlus::OpenGL;
3507
3508sub new {
3509 my $class = shift;
3510
3511 my $self = $class->SUPER::new (
3512 size_w => 32,
3513 size_h => 8,
3514 aspect => 1,
3515 can_events => 0,
3516 @_,
3517 );
3518
3519 if ($self->{anim} && $self->{animspeed}) {
3520 CFPlus::weaken (my $widget = $self);
3521
3522 $widget->{animspeed} = List::Util::max 0.05, $widget->{animspeed};
3523 $widget->{anim_start} = $self->{animspeed} * Event::time / $self->{animspeed};
3524 $self->{timer} = Event->timer (
3525 parked => 1,
3526 cb => sub {
3527 return unless $::CONN && $widget;
3528
3529 ++$widget->{frame};
3530 $widget->update_face;
3531 $widget->update;
3532
3533 $widget->update_timer;
3534 },
3535 );
3536
3537 $self->update_face;
3538 $self->update_timer;
3539 }
3540
3541 $self
3542}
3543
3544sub update_timer {
3545 my ($self) = @_;
3546
3547 return unless $self->{timer};
3548
3549 if ($self->{visible}) {
3550 $self->{timer}->at (
3551 $self->{anim_start}
3552 + $self->{animspeed}
3553 * int 1.5 + (Event::time - $self->{anim_start}) / $self->{animspeed}
3554 );
3555 $self->{timer}->start;
3556 } else {
3557 $self->{timer}->stop;
3558 }
3559}
3560
3561sub update_face {
3562 my ($self) = @_;
3563
3564 return unless $::CONN;
3565
3566 if (my $anim = $::CONN->{anim}[$self->{anim}]) {
3567 if ($anim && @$anim) {
3568 delete $self->{wait_face};
3569 $self->{face} = $anim->[ $self->{frame} % @$anim ];
3570 }
3571 }
3572}
3573
3574sub size_request {
3575 my ($self) = @_;
3576
3577 if ($::CONN) {
3578 if (my $faceid = $::CONN->{faceid}[$self->{face}]) {
3579 if (my $tex = $::CONN->{texture}[$faceid]) {
3580 return ($self->{size_w} || $tex->{w}, $self->{size_h} || $tex->{h});
3581 } else {
3582 $self->{wait_face} ||= $::CONN->connect_face_update ($faceid, sub {
3583 $self->realloc;
119 glEnd; 3584 });
120 } 3585 }
121 } 3586 }
122 } 3587 }
123 3588
3589 ($self->{size_w} || 8, $self->{size_h} || 8)
3590}
3591
3592sub update {
3593 my ($self) = @_;
3594
3595 return unless $self->{visible};
3596
3597 $self->SUPER::update;
3598}
3599
3600sub invoke_visibility_change {
3601 my ($self) = @_;
3602
3603 $self->update_timer;
3604
3605 0
3606}
3607
3608sub _draw {
3609 my ($self) = @_;
3610
3611 return unless $::CONN;
3612
3613 $self->SUPER::_draw;
3614
3615 my $faceid = $::CONN->{faceid}[$self->{face}]
3616 or return;
3617
3618 my $tex = $::CONN->{texture}[$faceid];
3619
3620 if ($tex) {
3621 glEnable GL_TEXTURE_2D;
3622 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
3623 glColor 0, 0, 0, 1;
3624 $tex->draw_quad_alpha (0, 0, $self->{w}, $self->{h});
124 glDisable GL_TEXTURE_2D; 3625 glDisable GL_TEXTURE_2D;
125 glDisable GL_BLEND; 3626 }
126} 3627}
127 3628
1281; 3629sub destroy {
3630 my ($self) = @_;
3631
3632 (delete $self->{timer})->cancel
3633 if $self->{timer};
3634
3635 $self->SUPER::destroy;
3636}
3637
3638#############################################################################
3639
3640package CFPlus::UI::Buttonbar;
3641
3642our @ISA = CFPlus::UI::HBox::;
3643
3644# TODO: should actually wrap buttons and other goodies.
3645
3646#############################################################################
3647
3648package CFPlus::UI::Menu;
3649
3650our @ISA = CFPlus::UI::Toplevel::;
3651
3652use CFPlus::OpenGL;
3653
3654sub new {
3655 my $class = shift;
3656
3657 my $self = $class->SUPER::new (
3658 items => [],
3659 z => 100,
3660 @_,
3661 );
3662
3663 $self->add ($self->{vbox} = new CFPlus::UI::VBox);
3664
3665 for my $item (@{ $self->{items} }) {
3666 my ($widget, $cb, $tooltip) = @$item;
3667
3668 # handle various types of items, only text for now
3669 if (!ref $widget) {
3670 if ($widget =~ /\t/) {
3671 my ($left, $right) = split /\t/, $widget, 2;
3672
3673 $widget = new CFPlus::UI::HBox
3674 can_hover => 1,
3675 can_events => 1,
3676 tooltip => $tooltip,
3677 children => [
3678 (new CFPlus::UI::Label markup => $left, expand => 1),
3679 (new CFPlus::UI::Label markup => $right, align => +1),
3680 ],
3681 ;
3682
3683 } else {
3684 $widget = new CFPlus::UI::Label
3685 can_hover => 1,
3686 can_events => 1,
3687 markup => $widget,
3688 tooltip => $tooltip;
3689 }
3690 }
3691
3692 $self->{item}{$widget} = $item;
3693
3694 $self->{vbox}->add ($widget);
3695 }
3696
3697 $self
3698}
3699
3700# popup given the event (must be a mouse button down event currently)
3701sub popup {
3702 my ($self, $ev) = @_;
3703
3704 $self->emit ("popdown");
3705
3706 # maybe save $GRAB? must be careful about events...
3707 $GRAB = $self;
3708 $self->{button} = $ev->{button};
3709
3710 $self->show;
3711 $self->move_abs ($ev->{x} - $self->{w} * 0.5, $ev->{y} - $self->{h} * 0.5);
3712}
3713
3714sub invoke_mouse_motion {
3715 my ($self, $ev, $x, $y) = @_;
3716
3717 # TODO: should use vbox->find_widget or so
3718 $HOVER = $ROOT->find_widget ($ev->{x}, $ev->{y});
3719 $self->{hover} = $self->{item}{$HOVER};
3720
3721 0
3722}
3723
3724sub invoke_button_up {
3725 my ($self, $ev, $x, $y) = @_;
3726
3727 if ($ev->{button} == $self->{button}) {
3728 undef $GRAB;
3729 $self->hide;
3730
3731 $self->emit ("popdown");
3732 $self->{hover}[1]->() if $self->{hover};
3733 } else {
3734 return 0
3735 }
3736
3737 1
3738}
3739
3740#############################################################################
3741
3742package CFPlus::UI::Multiplexer;
3743
3744our @ISA = CFPlus::UI::Container::;
3745
3746sub new {
3747 my $class = shift;
3748
3749 my $self = $class->SUPER::new (
3750 @_,
3751 );
3752
3753 $self->{current} = $self->{children}[0]
3754 if @{ $self->{children} };
3755
3756 $self
3757}
3758
3759sub add {
3760 my ($self, @widgets) = @_;
3761
3762 $self->SUPER::add (@widgets);
3763
3764 $self->{current} = $self->{children}[0]
3765 if @{ $self->{children} };
3766}
3767
3768sub get_current_page {
3769 my ($self) = @_;
3770
3771 $self->{current}
3772}
3773
3774sub set_current_page {
3775 my ($self, $page_or_widget) = @_;
3776
3777 my $widget = ref $page_or_widget
3778 ? $page_or_widget
3779 : $self->{children}[$page_or_widget];
3780
3781 $self->{current} = $widget;
3782 $self->{current}->configure (0, 0, $self->{w}, $self->{h});
3783
3784 $self->emit (page_changed => $self->{current});
3785
3786 $self->realloc;
3787}
3788
3789sub visible_children {
3790 $_[0]{current}
3791}
3792
3793sub size_request {
3794 my ($self) = @_;
3795
3796 $self->{current}->size_request
3797}
3798
3799sub invoke_size_allocate {
3800 my ($self, $w, $h) = @_;
3801
3802 $self->{current}->configure (0, 0, $w, $h);
3803
3804 1
3805}
3806
3807sub _draw {
3808 my ($self) = @_;
3809
3810 $self->{current}->draw;
3811}
3812
3813#############################################################################
3814
3815package CFPlus::UI::Notebook;
3816
3817our @ISA = CFPlus::UI::VBox::;
3818
3819sub new {
3820 my $class = shift;
3821
3822 my $self = $class->SUPER::new (
3823 buttonbar => (new CFPlus::UI::Buttonbar),
3824 multiplexer => (new CFPlus::UI::Multiplexer expand => 1),
3825 # filter => # will be put between multiplexer and $self
3826 @_,
3827 );
3828
3829 $self->{filter}->add ($self->{multiplexer}) if $self->{filter};
3830 $self->SUPER::add ($self->{buttonbar}, $self->{filter} || $self->{multiplexer});
3831
3832 $self
3833}
3834
3835sub add {
3836 my ($self, $title, $widget, $tooltip) = @_;
3837
3838 CFPlus::weaken $self;
3839
3840 $self->{buttonbar}->add (new CFPlus::UI::Button
3841 markup => $title,
3842 tooltip => $tooltip,
3843 on_activate => sub { $self->set_current_page ($widget) },
3844 );
3845
3846 $self->{multiplexer}->add ($widget);
3847}
3848
3849sub get_current_page {
3850 my ($self) = @_;
3851
3852 $self->{multiplexer}->get_current_page
3853}
3854
3855sub set_current_page {
3856 my ($self, $page) = @_;
3857
3858 $self->{multiplexer}->set_current_page ($page);
3859 $self->emit (page_changed => $self->{multiplexer}{current});
3860}
3861
3862#############################################################################
3863
3864package CFPlus::UI::Selector;
3865
3866use utf8;
3867
3868our @ISA = CFPlus::UI::Button::;
3869
3870sub new {
3871 my $class = shift;
3872
3873 my $self = $class->SUPER::new (
3874 options => [], # [value, title, longdesc], ...
3875 value => undef,
3876 @_,
3877 );
3878
3879 $self->_set_value ($self->{value});
3880
3881 $self
3882}
3883
3884sub invoke_button_down {
3885 my ($self, $ev) = @_;
3886
3887 my @menu_items;
3888
3889 for (@{ $self->{options} }) {
3890 my ($value, $title, $tooltip) = @$_;
3891
3892 push @menu_items, [$tooltip || $title, sub { $self->set_value ($value) }];
3893 }
3894
3895 CFPlus::UI::Menu->new (items => \@menu_items)->popup ($ev);
3896}
3897
3898sub _set_value {
3899 my ($self, $value) = @_;
3900
3901 my ($item) = grep $_->[0] eq $value, @{ $self->{options} }
3902 or return;
3903
3904 $self->{value} = $item->[0];
3905 $self->set_markup ("$item->[1] ⇓");
3906 $self->set_tooltip ($item->[2]);
3907}
3908
3909sub set_value {
3910 my ($self, $value) = @_;
3911
3912 return unless $self->{value} ne $value;
3913
3914 $self->_set_value ($value);
3915 $self->emit (changed => $value);
3916}
3917
3918#############################################################################
3919
3920package CFPlus::UI::Statusbox;
3921
3922our @ISA = CFPlus::UI::VBox::;
3923
3924sub new {
3925 my $class = shift;
3926
3927 my $self = $class->SUPER::new (
3928 fontsize => 0.8,
3929 @_,
3930 );
3931
3932 CFPlus::weaken (my $this = $self);
3933
3934 $self->{timer} = Event->timer (after => 1, interval => 1, cb => sub { $this->reorder });
3935
3936 $self
3937}
3938
3939sub reorder {
3940 my ($self) = @_;
3941 my $NOW = Time::HiRes::time;
3942
3943 # freeze display when hovering over any label
3944 return if $CFPlus::UI::TOOLTIP->{owner}
3945 && grep $CFPlus::UI::TOOLTIP->{owner} == $_->{label},
3946 values %{ $self->{item} };
3947
3948 while (my ($k, $v) = each %{ $self->{item} }) {
3949 delete $self->{item}{$k} if $v->{timeout} < $NOW;
3950 }
3951
3952 my @widgets;
3953
3954 my @items = sort {
3955 $a->{pri} <=> $b->{pri}
3956 or $b->{id} <=> $a->{id}
3957 } values %{ $self->{item} };
3958
3959 $self->{timer}->interval (1);
3960
3961 my $count = 10 + 1;
3962 for my $item (@items) {
3963 last unless --$count;
3964
3965 my $label = $item->{label} ||= do {
3966 # TODO: doesn't handle markup well (read as: at all)
3967 my $short = $item->{count} > 1
3968 ? "<b>$item->{count} ×</b> $item->{text}"
3969 : $item->{text};
3970
3971 for ($short) {
3972 s/^\s+//;
3973 s/\s+/ /g;
3974 }
3975
3976 new CFPlus::UI::Label
3977 markup => $short,
3978 tooltip => $item->{tooltip},
3979 tooltip_font => $::FONT_PROP,
3980 tooltip_width => 0.67,
3981 fontsize => $item->{fontsize} || $self->{fontsize},
3982 max_w => $::WIDTH * 0.44,
3983 fg => [@{ $item->{fg} }],
3984 can_events => 1,
3985 can_hover => 1
3986 };
3987
3988 if ((my $diff = $item->{timeout} - $NOW) < 2) {
3989 $label->{fg}[3] = ($item->{fg}[3] || 1) * $diff / 2;
3990 $label->update;
3991 $label->set_max_size (undef, $label->{req_h} * $diff)
3992 if $diff < 1;
3993 $self->{timer}->interval (1/30);
3994 } else {
3995 $label->{fg}[3] = $item->{fg}[3] || 1;
3996 }
3997
3998 push @widgets, $label;
3999 }
4000
4001 $self->clear;
4002 $self->SUPER::add (reverse @widgets);
4003}
4004
4005sub add {
4006 my ($self, $text, %arg) = @_;
4007
4008 $text =~ s/^\s+//;
4009 $text =~ s/\s+$//;
4010
4011 return unless $text;
4012
4013 my $timeout = (int time) + ((delete $arg{timeout}) || 60);
4014
4015 my $group = exists $arg{group} ? $arg{group} : ++$self->{id};
4016
4017 if (my $item = $self->{item}{$group}) {
4018 if ($item->{text} eq $text) {
4019 $item->{count}++;
4020 } else {
4021 $item->{count} = 1;
4022 $item->{text} = $item->{tooltip} = $text;
4023 }
4024 $item->{id} += 0.2;#d#
4025 $item->{timeout} = $timeout;
4026 delete $item->{label};
4027 } else {
4028 $self->{item}{$group} = {
4029 id => ++$self->{id},
4030 text => $text,
4031 timeout => $timeout,
4032 tooltip => $text,
4033 fg => [0.8, 0.8, 0.8, 0.8],
4034 pri => 0,
4035 count => 1,
4036 %arg,
4037 };
4038 }
4039
4040 $ROOT->on_refresh (reorder => sub {
4041 $self->reorder;
4042 });
4043}
4044
4045sub reconfigure {
4046 my ($self) = @_;
4047
4048 delete $_->{label}
4049 for values %{ $self->{item} || {} };
4050
4051 $self->reorder;
4052 $self->SUPER::reconfigure;
4053}
4054
4055sub destroy {
4056 my ($self) = @_;
4057
4058 $self->{timer}->cancel;
4059
4060 $self->SUPER::destroy;
4061}
4062
4063#############################################################################
4064
4065package CFPlus::UI::Root;
4066
4067our @ISA = CFPlus::UI::Container::;
4068
4069use List::Util qw(min max);
4070
4071use CFPlus::OpenGL;
4072
4073sub new {
4074 my $class = shift;
4075
4076 my $self = $class->SUPER::new (
4077 visible => 1,
4078 @_,
4079 );
4080
4081 CFPlus::weaken ($self->{root} = $self);
4082
4083 $self
4084}
4085
4086sub size_request {
4087 my ($self) = @_;
4088
4089 ($self->{w}, $self->{h})
4090}
4091
4092sub _to_pixel {
4093 my ($coord, $size, $max) = @_;
4094
4095 $coord =
4096 $coord eq "center" ? ($max - $size) * 0.5
4097 : $coord eq "max" ? $max
4098 : $coord;
4099
4100 $coord = 0 if $coord < 0;
4101 $coord = $max - $size if $coord > $max - $size;
4102
4103 int $coord + 0.5
4104}
4105
4106sub invoke_size_allocate {
4107 my ($self, $w, $h) = @_;
4108
4109 for my $child ($self->children) {
4110 my ($X, $Y, $W, $H) = @$child{qw(x y req_w req_h)};
4111
4112 $X = $child->{force_x} if exists $child->{force_x};
4113 $Y = $child->{force_y} if exists $child->{force_y};
4114
4115 $X = _to_pixel $X, $W, $self->{w};
4116 $Y = _to_pixel $Y, $H, $self->{h};
4117
4118 $child->configure ($X, $Y, $W, $H);
4119 }
4120
4121 1
4122}
4123
4124sub coord2local {
4125 my ($self, $x, $y) = @_;
4126
4127 ($x, $y)
4128}
4129
4130sub coord2global {
4131 my ($self, $x, $y) = @_;
4132
4133 ($x, $y)
4134}
4135
4136sub update {
4137 my ($self) = @_;
4138
4139 $::WANT_REFRESH++;
4140}
4141
4142sub add {
4143 my ($self, @children) = @_;
4144
4145 $_->{is_toplevel} = 1
4146 for @children;
4147
4148 $self->SUPER::add (@children);
4149}
4150
4151sub remove {
4152 my ($self, @children) = @_;
4153
4154 $self->SUPER::remove (@children);
4155
4156 delete $self->{is_toplevel}
4157 for @children;
4158
4159 while (@children) {
4160 my $w = pop @children;
4161 push @children, $w->children;
4162 $w->set_invisible;
4163 }
4164}
4165
4166sub on_refresh {
4167 my ($self, $id, $cb) = @_;
4168
4169 $self->{refresh_hook}{$id} = $cb;
4170}
4171
4172sub on_post_alloc {
4173 my ($self, $id, $cb) = @_;
4174
4175 $self->{post_alloc_hook}{$id} = $cb;
4176}
4177
4178sub draw {
4179 my ($self) = @_;
4180
4181 while ($self->{refresh_hook}) {
4182 $_->()
4183 for values %{delete $self->{refresh_hook}};
4184 }
4185
4186 if ($self->{realloc}) {
4187 my %queue;
4188 my @queue;
4189 my $widget;
4190
4191 outer:
4192 while () {
4193 if (my $realloc = delete $self->{realloc}) {
4194 for $widget (values %$realloc) {
4195 $widget->{visible} or next; # do not resize invisible widgets
4196
4197 $queue{$widget+0}++ and next; # duplicates are common
4198
4199 push @{ $queue[$widget->{visible}] }, $widget;
4200 }
4201 }
4202
4203 while () {
4204 @queue or last outer;
4205
4206 $widget = pop @{ $queue[-1] || [] }
4207 and last;
4208
4209 pop @queue;
4210 }
4211
4212 delete $queue{$widget+0};
4213
4214 my ($w, $h) = $widget->size_request;
4215
4216 $w = max $widget->{min_w}, $w + $widget->{padding_x} * 2;
4217 $h = max $widget->{min_h}, $h + $widget->{padding_y} * 2;
4218
4219 $w = min $widget->{max_w}, $w if exists $widget->{max_w};
4220 $h = min $widget->{max_h}, $h if exists $widget->{max_h};
4221
4222 $w = $widget->{force_w} if exists $widget->{force_w};
4223 $h = $widget->{force_h} if exists $widget->{force_h};
4224
4225 if ($widget->{req_w} != $w || $widget->{req_h} != $h
4226 || delete $widget->{force_realloc}) {
4227 $widget->{req_w} = $w;
4228 $widget->{req_h} = $h;
4229
4230 $self->{size_alloc}{$widget+0} = $widget;
4231
4232 if (my $parent = $widget->{parent}) {
4233 $self->{realloc}{$parent+0} = $parent
4234 unless $queue{$parent+0};
4235
4236 $parent->{force_size_alloc} = 1;
4237 $self->{size_alloc}{$parent+0} = $parent;
4238 }
4239 }
4240
4241 delete $self->{realloc}{$widget+0};
4242 }
4243 }
4244
4245 while (my $size_alloc = delete $self->{size_alloc}) {
4246 my @queue = sort { $b->{visible} <=> $a->{visible} }
4247 values %$size_alloc;
4248
4249 while () {
4250 my $widget = pop @queue || last;
4251
4252 my ($w, $h) = @$widget{qw(alloc_w alloc_h)};
4253
4254 $w = 0 if $w < 0;
4255 $h = 0 if $h < 0;
4256
4257 $w = max $widget->{min_w}, $w;
4258 $h = max $widget->{min_h}, $h;
4259
4260# $w = min $self->{w} - $widget->{x}, $w if $self->{w};
4261# $h = min $self->{h} - $widget->{y}, $h if $self->{h};
4262
4263 $w = min $widget->{max_w}, $w if exists $widget->{max_w};
4264 $h = min $widget->{max_h}, $h if exists $widget->{max_h};
4265
4266 $w = int $w + 0.5;
4267 $h = int $h + 0.5;
4268
4269 if ($widget->{w} != $w || $widget->{h} != $h || delete $widget->{force_size_alloc}) {
4270 $widget->{old_w} = $widget->{w};
4271 $widget->{old_h} = $widget->{h};
4272
4273 $widget->{w} = $w;
4274 $widget->{h} = $h;
4275
4276 $widget->emit (size_allocate => $w, $h);
4277 }
4278 }
4279 }
4280
4281 while ($self->{post_alloc_hook}) {
4282 $_->()
4283 for values %{delete $self->{post_alloc_hook}};
4284 }
4285
4286 glViewport 0, 0, $::WIDTH, $::HEIGHT;
4287 glClearColor +($::CFG->{fow_intensity}) x 3, 1;
4288 glClear GL_COLOR_BUFFER_BIT;
4289
4290 glMatrixMode GL_PROJECTION;
4291 glLoadIdentity;
4292 glOrtho 0, $::WIDTH, $::HEIGHT, 0, -10000, 10000;
4293 glMatrixMode GL_MODELVIEW;
4294 glLoadIdentity;
4295
4296 {
4297 package CFPlus::UI::Base;
4298
4299 local ($draw_x, $draw_y, $draw_w, $draw_h) =
4300 (0, 0, $self->{w}, $self->{h});
4301
4302 $self->_draw;
4303 }
4304}
4305
4306#############################################################################
4307
4308package CFPlus::UI;
4309
4310$ROOT = new CFPlus::UI::Root;
4311$TOOLTIP = new CFPlus::UI::Tooltip z => 900;
4312
43131
4314

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