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Comparing deliantra/Deliantra-Client/DC/UI.pm (file contents):
Revision 1.6 by elmex, Fri Apr 7 19:58:55 2006 UTC vs.
Revision 1.395 by root, Sat Jul 21 13:56:00 2007 UTC

1package Crossfire::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 $children && @$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 # TODO: only do this in widgets that need it, e.g. root, fixed
766 use sort 'stable';
767
768 $self->{children} = [
769 sort { $a->{z} <=> $b->{z} }
770 @{$self->{children}}, @widgets
771 ];
772
773 $self->realloc;
774}
775
776sub children {
777 @{ $_[0]{children} }
778}
779
780sub remove {
781 my ($self, $child) = @_;
782
783 delete $child->{parent};
784 $child->hide;
785
786 $self->{children} = [ grep $_ != $child, @{ $self->{children} } ];
787
788 $self->realloc;
789}
790
791sub clear {
792 my ($self) = @_;
793
794 my $children = $self->{children};
795 $self->{children} = [];
796
797 for (@$children) {
798 delete $_->{parent};
799 $_->hide;
800 }
801
802 $self->realloc;
803}
804
805sub find_widget {
806 my ($self, $x, $y) = @_;
807
808 $x -= $self->{x};
809 $y -= $self->{y};
810
811 my $res;
812
813 for (reverse $self->visible_children) {
814 $res = $_->find_widget ($x, $y)
815 and return $res;
816 }
817
818 $self->SUPER::find_widget ($x + $self->{x}, $y + $self->{y})
819}
820
821sub _draw {
822 my ($self) = @_;
823
824 $_->draw for @{$self->{children}};
825}
826
827#############################################################################
828
829package CFPlus::UI::Bin;
830
831our @ISA = CFPlus::UI::Container::;
832
833sub new {
834 my ($class, %arg) = @_;
835
836 my $child = (delete $arg{child}) || new CFPlus::UI::Empty::;
837
838 $class->SUPER::new (children => [$child], %arg)
839}
840
841sub add {
842 my ($self, $child) = @_;
843
844 $self->SUPER::remove ($_) for @{ $self->{children} };
845 $self->SUPER::add ($child);
846}
847
848sub remove {
849 my ($self, $widget) = @_;
850
851 $self->SUPER::remove ($widget);
852
853 $self->{children} = [new CFPlus::UI::Empty]
854 unless @{$self->{children}};
855}
856
857sub child { $_[0]->{children}[0] }
858
859sub size_request {
860 $_[0]{children}[0]->size_request
861}
862
863sub invoke_size_allocate {
864 my ($self, $w, $h) = @_;
865
866 $self->{children}[0]->configure (0, 0, $w, $h);
867
868 1
869}
870
871#############################################################################
872
873# back-buffered drawing area
874
875package CFPlus::UI::Window;
876
877our @ISA = CFPlus::UI::Bin::;
878
879use CFPlus::OpenGL;
880
881sub new {
882 my ($class, %arg) = @_;
883
884 my $self = $class->SUPER::new (%arg);
885}
886
887sub update {
888 my ($self) = @_;
889
890 $ROOT->on_post_alloc ($self => sub { $self->render_child });
891 $self->SUPER::update;
892}
893
894sub invoke_size_allocate {
895 my ($self, $w, $h) = @_;
896
897 $self->update;
898
899 $self->SUPER::invoke_size_allocate ($w, $h)
900}
901
902sub _render {
903 my ($self) = @_;
904
905 $self->{children}[0]->draw;
906}
907
908sub render_child {
909 my ($self) = @_;
910
911 $self->{texture} = new_from_opengl CFPlus::Texture $self->{w}, $self->{h}, sub {
912 glClearColor 0, 0, 0, 0;
913 glClear GL_COLOR_BUFFER_BIT;
914
915 {
916 package CFPlus::UI::Base;
917
918 local ($draw_x, $draw_y, $draw_w, $draw_h) =
919 (0, 0, $self->{w}, $self->{h});
920
921 $self->_render;
922 }
923 };
924}
925
926sub _draw {
927 my ($self) = @_;
928
929 my $tex = $self->{texture}
930 or return;
931
932 glEnable GL_TEXTURE_2D;
933 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
934 glColor 0, 0, 0, 1;
935
936 $tex->draw_quad_alpha_premultiplied (0, 0);
937
938 glDisable GL_TEXTURE_2D;
939}
940
941#############################################################################
942
943package CFPlus::UI::ViewPort;
944
945use List::Util qw(min max);
946
947our @ISA = CFPlus::UI::Window::;
948
949sub new {
950 my $class = shift;
951
952 $class->SUPER::new (
953 scroll_x => 0,
954 scroll_y => 1,
955 @_,
956 )
957}
958
959sub size_request {
960 my ($self) = @_;
961
962 my ($w, $h) = @{$self->child}{qw(req_w req_h)};
963
964 $w = 1 if $self->{scroll_x};
965 $h = 1 if $self->{scroll_y};
966
967 ($w, $h)
968}
969
970sub invoke_size_allocate {
971 my ($self, $w, $h) = @_;
972
973 my $child = $self->child;
974
975 $w = $child->{req_w} if $self->{scroll_x} && $child->{req_w};
976 $h = $child->{req_h} if $self->{scroll_y} && $child->{req_h};
977
978 $self->child->configure (0, 0, $w, $h);
979 $self->update;
980
981 1
982}
983
984sub set_offset {
985 my ($self, $x, $y) = @_;
986
987 my $x = max 0, min $self->child->{w} - $self->{w}, int $x;
988 my $y = max 0, min $self->child->{h} - $self->{h}, int $y;
989
990 if ($x != $self->{view_x} or $y != $self->{view_y}) {
991 $self->{view_x} = $x;
992 $self->{view_y} = $y;
993
994 $self->emit (changed => $x, $y);
995 $self->update;
996 }
997}
998
999# hmm, this does not work for topleft of $self... but we should not ask for that
1000sub coord2local {
1001 my ($self, $x, $y) = @_;
1002
1003 $self->SUPER::coord2local ($x + $self->{view_x}, $y + $self->{view_y})
1004}
1005
1006sub coord2global {
1007 my ($self, $x, $y) = @_;
1008
1009 $x = List::Util::min $self->{w}, $x - $self->{view_x};
1010 $y = List::Util::min $self->{h}, $y - $self->{view_y};
1011
1012 $self->SUPER::coord2global ($x, $y)
1013}
1014
1015sub find_widget {
1016 my ($self, $x, $y) = @_;
1017
1018 if ( $x >= $self->{x} && $x < $self->{x} + $self->{w}
1019 && $y >= $self->{y} && $y < $self->{y} + $self->{h}
1020 ) {
1021 $self->child->find_widget ($x + $self->{view_x}, $y + $self->{view_y})
1022 } else {
1023 $self->CFPlus::UI::Base::find_widget ($x, $y)
1024 }
1025}
1026
1027sub _render {
1028 my ($self) = @_;
1029
1030 local $CFPlus::UI::Base::draw_x = $CFPlus::UI::Base::draw_x - $self->{view_x};
1031 local $CFPlus::UI::Base::draw_y = $CFPlus::UI::Base::draw_y - $self->{view_y};
1032
1033 CFPlus::OpenGL::glTranslate -$self->{view_x}, -$self->{view_y};
1034
1035 $self->SUPER::_render;
1036}
1037
1038#############################################################################
1039
1040package CFPlus::UI::ScrolledWindow;
1041
1042our @ISA = CFPlus::UI::Table::;
1043
1044sub new {
1045 my ($class, %arg) = @_;
1046
1047 my $child = delete $arg{child};
1048
1049 my $self;
1050
1051 my $hslider = new CFPlus::UI::Slider
1052 col => 0,
1053 row => 1,
1054 vertical => 0,
1055 range => [0, 0, 1, 0.01], # HACK fix
1056 on_changed => sub {
1057 $self->{hpos} = $_[1];
1058 $self->{vp}->set_offset ($self->{hpos}, $self->{vpos});
1059 },
1060 ;
1061
1062 my $vslider = new CFPlus::UI::Slider
1063 col => 1,
1064 row => 0,
1065 vertical => 1,
1066 range => [0, 0, 1, 0.01], # HACK fix
1067 on_changed => sub {
1068 $self->{vpos} = $_[1];
1069 $self->{vp}->set_offset ($self->{hpos}, $self->{vpos});
1070 },
1071 ;
1072
1073 $self = $class->SUPER::new (
1074 scroll_x => 0,
1075 scroll_y => 1,
1076 can_events => 1,
1077 hslider => $hslider,
1078 vslider => $vslider,
1079 col_expand => [1, 0],
1080 row_expand => [1, 0],
1081 %arg,
1082 );
1083
1084 $self->{vp} = new CFPlus::UI::ViewPort
1085 col => 0,
1086 row => 0,
1087 expand => 1,
1088 scroll_x => $self->{scroll_x},
1089 scroll_y => $self->{scroll_y},
1090 on_changed => sub {
1091 my ($vp, $x, $y) = @_;
1092
1093 $vp->{parent}{hslider}->set_value ($x);
1094 $vp->{parent}{vslider}->set_value ($y);
1095
1096 0
1097 },
1098 ;
1099
1100 $self->SUPER::add ($self->{vp});
1101
1102 $self->add ($child) if $child;
1103
1104 $self
1105}
1106
1107sub add {
1108 my ($self, $widget) = @_;
1109
1110 $self->{vp}->add ($self->{child} = $widget);
1111}
1112
1113sub update_slider {
1114 my ($self) = @_;
1115
1116 my $child = ($self->{vp} or return)->child;
1117
1118 my ($w1, $w2) = ($child->{w}, $self->{vp}{w});
1119 $self->{hslider}->set_range ([$self->{hslider}{range}[0], 0, $w1, $w2, 1]);
1120
1121 my $visible = $w1 > $w2;
1122 if ($visible != $self->{hslider_visible}) {
1123 $self->{hslider_visible} = $visible;
1124 $visible ? $self->SUPER::add ($self->{hslider})
1125 : $self->SUPER::remove ($self->{hslider});
1126 }
1127
1128 my ($h1, $h2) = ($child->{h}, $self->{vp}{h});
1129 $self->{vslider}->set_range ([$self->{vslider}{range}[0], 0, $h1, $h2, 1]);
1130
1131 my $visible = $h1 > $h2;
1132 if ($visible != $self->{vslider_visible}) {
1133 $self->{vslider_visible} = $visible;
1134 $visible ? $self->SUPER::add ($self->{vslider})
1135 : $self->SUPER::remove ($self->{vslider});
1136 }
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::Container::;
1587
1588use List::Util qw(max sum);
1589
1590use CFPlus::OpenGL;
1591
1592sub new {
1593 my $class = shift;
1594
1595 $class->SUPER::new (
1596 col_expand => [],
1597 row_expand => [],
1598 @_,
1599 )
1600}
1601
1602sub add {
1603 my ($self, @widgets) = @_;
1604
1605 for my $child (@widgets) {
1606 $child->{rowspan} ||= 1;
1607 $child->{colspan} ||= 1;
1608 }
1609
1610 $self->SUPER::add (@widgets);
1611}
1612
1613sub add_at {
1614 my $self = shift;
1615
1616 my @widgets;
1617
1618 while (@_) {
1619 my ($col, $row, $child) = splice @_, 0, 3, ();
1620
1621 $child->{row} = $row;
1622 $child->{col} = $col;
1623
1624 push @widgets, $child;
1625 }
1626
1627 $self->add (@widgets);
1628}
1629
1630sub get_wh {
1631 my ($self) = @_;
1632
1633 my (@w, @h);
1634
1635 my @children = $self->children;
1636
1637 # first pass, columns
1638 for my $widget (sort { $a->{colspan} <=> $b->{colspan} } @children) {
1639 my ($c, $w, $cs) = @$widget{qw(col req_w colspan)};
1640
1641 my $sw = sum @w[$c .. $c + $cs - 1];
1642
1643 if ($w > $sw) {
1644 $_ += ($w - $sw) / ($sw ? $sw / $_ : $cs) for @w[$c .. $c + $cs - 1];
1645 }
1646 }
1647
1648 # second pass, rows
1649 for my $widget (sort { $a->{rowspan} <=> $b->{rowspan} } @children) {
1650 my ($r, $h, $rs) = @$widget{qw(row req_h rowspan)};
1651
1652 my $sh = sum @h[$r .. $r + $rs - 1];
1653
1654 if ($h > $sh) {
1655 $_ += ($h - $sh) / ($sh ? $sh / $_ : $rs) for @h[$r .. $r + $rs - 1];
1656 }
1657 }
1658
1659 (\@w, \@h)
1660}
1661
1662sub size_request {
1663 my ($self) = @_;
1664
1665 my ($ws, $hs) = $self->get_wh;
1666
1667 (
1668 (sum @$ws),
1669 (sum @$hs),
1670 )
1671}
1672
1673sub invoke_size_allocate {
1674 my ($self, $w, $h) = @_;
1675
1676 my ($ws, $hs) = $self->get_wh;
1677
1678 my $req_w = (sum @$ws) || 1;
1679 my $req_h = (sum @$hs) || 1;
1680
1681 # now linearly scale the rows/columns to the allocated size
1682 my @col_expand = @{$self->{col_expand}};
1683 @col_expand = (1) x @$ws unless @col_expand;
1684 my $col_expand = (sum @col_expand) || 1;
1685
1686 $ws->[$_] += $col_expand[$_] / $col_expand * ($w - $req_w) for 0 .. $#$ws;
1687
1688 CFPlus::UI::harmonize $ws;
1689
1690 my @row_expand = @{$self->{row_expand}};
1691 @row_expand = (1) x @$ws unless @row_expand;
1692 my $row_expand = (sum @row_expand) || 1;
1693
1694 $hs->[$_] += $row_expand[$_] / $row_expand * ($h - $req_h) for 0 .. $#$hs;
1695
1696 CFPlus::UI::harmonize $hs;
1697
1698 my @x; for (0 .. $#$ws) { $x[$_ + 1] = $x[$_] + $ws->[$_] }
1699 my @y; for (0 .. $#$hs) { $y[$_ + 1] = $y[$_] + $hs->[$_] }
1700
1701 for my $widget ($self->children) {
1702 my ($r, $c, $w, $h, $rs, $cs) = @$widget{qw(row col req_w req_h rowspan colspan)};
1703
1704 $widget->configure (
1705 $x[$c], $y[$r],
1706 $x[$c + $cs] - $x[$c], $y[$r + $rs] - $y[$r],
1707 );
1708 }
1709
1710 1
1711}
1712
1713#############################################################################
1714
1715package CFPlus::UI::Fixed;
1716
1717use List::Util qw(min max);
1718
1719our @ISA = CFPlus::UI::Container::;
1720
1721sub add {
1722 my ($self, $child, $posmode, $x, $y, $sizemode, $w, $h) = @_;
1723
1724 $child->{_fixed} = [$posmode, $x, $y, $sizemode, $w, $h];
1725 $self->SUPER::add ($child);
1726}
1727
1728sub _scale($$$) {
1729 my ($mode, $val, $max) = @_;
1730
1731 $mode eq "abs" ? $val
1732 : $mode eq "rel" ? $val * $max
1733 : 0
1734}
1735
1736sub size_request {
1737 my ($self) = @_;
1738
1739 my ($x1, $y1, $x2, $y2) = (0, 0, 0, 0);
1740
1741 # determine overall size by querying abs widgets
1742 for my $child ($self->visible_children) {
1743 my ($pos, $x, $y, $size, $w, $h) = @{ $child->{_fixed} };
1744
1745 if ($pos eq "abs") {
1746 $w = _scale $size, $w, $child->{req_w};
1747 $h = _scale $size, $h, $child->{req_h};
1748
1749 $x1 = min $x1, $x; $x2 = max $x2, $x + $w;
1750 $y1 = min $y1, $y; $y2 = max $y2, $y + $h;
1751 }
1752 }
1753
1754 my $W = $x2 - $x1;
1755 my $H = $y2 - $y1;
1756
1757 # now layout remaining widgets
1758 for my $child ($self->visible_children) {
1759 my ($pos, $x, $y, $size, $w, $h) = @{ $child->{_fixed} };
1760
1761 if ($pos ne "abs") {
1762 $x = _scale $pos, $x, $W;
1763 $y = _scale $pos, $x, $H;
1764 $w = _scale $size, $w, $child->{req_w};
1765 $h = _scale $size, $h, $child->{req_h};
1766
1767 $x1 = min $x1, $x; $x2 = max $x2, $x + $w;
1768 $y1 = min $y1, $y; $y2 = max $y2, $y + $h;
1769 }
1770 }
1771
1772 my $W = $x2 - $x1;
1773 my $H = $y2 - $y1;
1774
1775 ($W, $H)
1776}
1777
1778sub invoke_size_allocate {
1779 my ($self, $W, $H) = @_;
1780
1781 for my $child ($self->visible_children) {
1782 my ($pos, $x, $y, $size, $w, $h) = @{ $child->{_fixed} };
1783
1784 $x = _scale $pos, $x, $W;
1785 $y = _scale $pos, $x, $H;
1786 $w = _scale $size, $w, $child->{req_w};
1787 $h = _scale $size, $h, $child->{req_h};
1788
1789 $child->configure ($x, $y, $w, $h);
1790 }
1791
1792 1
1793}
1794
1795#############################################################################
1796
1797package CFPlus::UI::Box;
1798
1799our @ISA = CFPlus::UI::Container::;
1800
1801sub size_request {
1802 my ($self) = @_;
1803
1804 $self->{vertical}
1805 ? (
1806 (List::Util::max map $_->{req_w}, @{$self->{children}}),
1807 (List::Util::sum map $_->{req_h}, @{$self->{children}}),
1808 )
1809 : (
1810 (List::Util::sum map $_->{req_w}, @{$self->{children}}),
1811 (List::Util::max map $_->{req_h}, @{$self->{children}}),
1812 )
1813}
1814
1815sub invoke_size_allocate {
1816 my ($self, $w, $h) = @_;
1817
1818 my $space = $self->{vertical} ? $h : $w;
1819 my @children = $self->visible_children;
1820
1821 my @req;
1822
1823 if ($self->{homogeneous}) {
1824 @req = ($space / (@children || 1)) x @children;
1825 } else {
1826 @req = map $_->{$self->{vertical} ? "req_h" : "req_w"}, @children;
1827 my $req = List::Util::sum @req;
1828
1829 if ($req > $space) {
1830 # ah well, not enough space
1831 $_ *= $space / $req for @req;
1832 } else {
1833 my $expand = (List::Util::sum map $_->{expand}, @children) || 1;
1834
1835 $space = ($space - $req) / $expand; # remaining space to give away
1836
1837 $req[$_] += $space * $children[$_]{expand}
1838 for 0 .. $#children;
1839 }
1840 }
1841
1842 CFPlus::UI::harmonize \@req;
1843
1844 my $pos = 0;
1845 for (0 .. $#children) {
1846 my $alloc = $req[$_];
1847 $children[$_]->configure ($self->{vertical} ? (0, $pos, $w, $alloc) : ($pos, 0, $alloc, $h));
1848
1849 $pos += $alloc;
1850 }
1851
1852 1
1853}
1854
1855#############################################################################
1856
1857package CFPlus::UI::HBox;
1858
1859our @ISA = CFPlus::UI::Box::;
1860
1861sub new {
1862 my $class = shift;
1863
1864 $class->SUPER::new (
1865 vertical => 0,
1866 @_,
1867 )
1868}
1869
1870#############################################################################
1871
1872package CFPlus::UI::VBox;
1873
1874our @ISA = CFPlus::UI::Box::;
1875
1876sub new {
1877 my $class = shift;
1878
1879 $class->SUPER::new (
1880 vertical => 1,
1881 @_,
1882 )
1883}
1884
1885#############################################################################
1886
1887package CFPlus::UI::Label;
1888
1889our @ISA = CFPlus::UI::DrawBG::;
1890
1891use CFPlus::OpenGL;
1892
1893sub new {
1894 my ($class, %arg) = @_;
1895
1896 my $self = $class->SUPER::new (
1897 fg => [1, 1, 1],
1898 #bg => none
1899 #active_bg => none
1900 #font => default_font
1901 #text => initial text
1902 #markup => initial narkup
1903 #max_w => maximum pixel width
1904 #style => 0, # render flags
1905 ellipsise => 3, # end
1906 layout => (new CFPlus::Layout),
1907 fontsize => 1,
1908 align => -1,
1909 valign => -1,
1910 padding_x => 2,
1911 padding_y => 2,
1912 can_events => 0,
1913 %arg
1914 );
1915
1916 if (exists $self->{template}) {
1917 my $layout = new CFPlus::Layout;
1918 $layout->set_text (delete $self->{template});
1919 $self->{template} = $layout;
1920 }
1921
1922 if (exists $self->{markup}) {
1923 $self->set_markup (delete $self->{markup});
1924 } else {
1925 $self->set_text (delete $self->{text});
1926 }
1927
1928 $self
1929}
1930
1931sub update {
1932 my ($self) = @_;
1933
1934 delete $self->{texture};
1935 $self->SUPER::update;
1936}
1937
1938sub realloc {
1939 my ($self) = @_;
1940
1941 delete $self->{ox};
1942 $self->SUPER::realloc;
1943}
1944
1945sub set_text {
1946 my ($self, $text) = @_;
1947
1948 return if $self->{text} eq "T$text";
1949 $self->{text} = "T$text";
1950
1951 $self->{layout}->set_text ($text);
1952
1953 delete $self->{size_req};
1954 $self->realloc;
1955 $self->update;
1956}
1957
1958sub set_markup {
1959 my ($self, $markup) = @_;
1960
1961 return if $self->{text} eq "M$markup";
1962 $self->{text} = "M$markup";
1963
1964 my $rgba = $markup =~ /span.*(?:foreground|background)/;
1965
1966 $self->{layout}->set_markup ($markup);
1967
1968 delete $self->{size_req};
1969 $self->realloc;
1970 $self->update;
1971}
1972
1973sub size_request {
1974 my ($self) = @_;
1975
1976 $self->{size_req} ||= do {
1977 $self->{layout}->set_font ($self->{font}) if $self->{font};
1978 $self->{layout}->set_width ($self->{max_w} || -1);
1979 $self->{layout}->set_ellipsise ($self->{ellipsise});
1980 $self->{layout}->set_single_paragraph_mode ($self->{ellipsise});
1981 $self->{layout}->set_height ($self->{fontsize} * $::FONTSIZE);
1982
1983 my ($w, $h) = $self->{layout}->size;
1984
1985 if (exists $self->{template}) {
1986 $self->{template}->set_font ($self->{font}) if $self->{font};
1987 $self->{template}->set_width ($self->{max_w} || -1);
1988 $self->{template}->set_height ($self->{fontsize} * $::FONTSIZE);
1989
1990 my ($w2, $h2) = $self->{template}->size;
1991
1992 $w = List::Util::max $w, $w2;
1993 $h = List::Util::max $h, $h2;
1994 }
1995
1996 [$w, $h]
1997 };
1998
1999 @{ $self->{size_req} }
2000}
2001
2002sub baseline_shift {
2003 $_[0]{layout}->descent
2004}
2005
2006sub invoke_size_allocate {
2007 my ($self, $w, $h) = @_;
2008
2009 delete $self->{ox};
2010
2011 delete $self->{texture}
2012 unless $w >= $self->{req_w} && $self->{old_w} >= $self->{req_w};
2013
2014 1
2015}
2016
2017sub set_fontsize {
2018 my ($self, $fontsize) = @_;
2019
2020 $self->{fontsize} = $fontsize;
2021 delete $self->{size_req};
2022 delete $self->{texture};
2023
2024 $self->realloc;
2025}
2026
2027sub reconfigure {
2028 my ($self) = @_;
2029
2030 delete $self->{size_req};
2031 delete $self->{texture};
2032
2033 $self->SUPER::reconfigure;
2034}
2035
2036sub _draw {
2037 my ($self) = @_;
2038
2039 $self->SUPER::_draw; # draw background, if applicable
2040
2041 my $size = $self->{texture} ||= do {
2042 $self->{layout}->set_foreground (@{$self->{fg}});
2043 $self->{layout}->set_font ($self->{font}) if $self->{font};
2044 $self->{layout}->set_width ($self->{w});
2045 $self->{layout}->set_ellipsise ($self->{ellipsise});
2046 $self->{layout}->set_single_paragraph_mode ($self->{ellipsise});
2047 $self->{layout}->set_height ($self->{fontsize} * $::FONTSIZE);
2048
2049 [$self->{layout}->size]
2050 };
2051
2052 unless (exists $self->{ox}) {
2053 $self->{ox} = int ($self->{align} < 0 ? $self->{padding_x}
2054 : $self->{align} > 0 ? $self->{w} - $size->[0] - $self->{padding_x}
2055 : ($self->{w} - $size->[0]) * 0.5);
2056
2057 $self->{oy} = int ($self->{valign} < 0 ? $self->{padding_y}
2058 : $self->{valign} > 0 ? $self->{h} - $size->[1] - $self->{padding_y}
2059 : ($self->{h} - $size->[1]) * 0.5);
2060 };
2061
2062 my $w = List::Util::min $self->{w} + 4, $size->[0];
2063 my $h = List::Util::min $self->{h} + 2, $size->[1];
2064
2065 $self->{layout}->render ($self->{ox}, $self->{oy}, $self->{style});
2066}
2067
2068#############################################################################
2069
2070package CFPlus::UI::EntryBase;
2071
2072our @ISA = CFPlus::UI::Label::;
2073
2074use CFPlus::OpenGL;
2075
2076sub new {
2077 my $class = shift;
2078
2079 $class->SUPER::new (
2080 fg => [1, 1, 1],
2081 bg => [0, 0, 0, 0.2],
2082 active_bg => [1, 1, 1, 0.5],
2083 active_fg => [0, 0, 0],
2084 can_hover => 1,
2085 can_focus => 1,
2086 valign => 0,
2087 can_events => 1,
2088 ellipsise => 0,
2089 #text => ...
2090 #hidden => "*",
2091 @_
2092 )
2093}
2094
2095sub _set_text {
2096 my ($self, $text) = @_;
2097
2098 delete $self->{cur_h};
2099
2100 return if $self->{text} eq $text;
2101
2102 $self->{last_activity} = $::NOW;
2103 $self->{text} = $text;
2104
2105 $text =~ s/./*/g if $self->{hidden};
2106 $self->{layout}->set_text ("$text ");
2107 delete $self->{size_req};
2108
2109 $self->emit (changed => $self->{text});
2110
2111 $self->realloc;
2112 $self->update;
2113}
2114
2115sub set_text {
2116 my ($self, $text) = @_;
2117
2118 $self->{cursor} = length $text;
2119 $self->_set_text ($text);
2120}
2121
2122sub get_text {
2123 $_[0]{text}
2124}
2125
2126sub size_request {
2127 my ($self) = @_;
2128
2129 my ($w, $h) = $self->SUPER::size_request;
2130
2131 ($w + 1, $h) # add 1 for cursor
2132}
2133
2134sub invoke_key_down {
2135 my ($self, $ev) = @_;
2136
2137 my $mod = $ev->{mod};
2138 my $sym = $ev->{sym};
2139 my $uni = $ev->{unicode};
2140
2141 my $text = $self->get_text;
2142
2143 $self->{cursor} = List::Util::max 0, List::Util::min $self->{cursor}, length $text;
2144
2145 if ($uni == 8) {
2146 substr $text, --$self->{cursor}, 1, "" if $self->{cursor};
2147 } elsif ($uni == 127) {
2148 substr $text, $self->{cursor}, 1, "";
2149 } elsif ($sym == CFPlus::SDLK_LEFT) {
2150 --$self->{cursor} if $self->{cursor};
2151 } elsif ($sym == CFPlus::SDLK_RIGHT) {
2152 ++$self->{cursor} if $self->{cursor} < length $self->{text};
2153 } elsif ($sym == CFPlus::SDLK_HOME) {
2154 # what a hack
2155 $self->{cursor} =
2156 (substr $self->{text}, 0, $self->{cursor}) =~ /^(.*\012)/
2157 ? length $1
2158 : 0;
2159 } elsif ($sym == CFPlus::SDLK_END) {
2160 # uh, again
2161 $self->{cursor} =
2162 (substr $self->{text}, $self->{cursor}) =~ /^([^\012]*)\012/
2163 ? $self->{cursor} + length $1
2164 : length $self->{text};
2165 } elsif ($uni == 21) { # ctrl-u
2166 $text = "";
2167 $self->{cursor} = 0;
2168 } elsif ($uni == 27) {
2169 $self->emit ('escape');
2170 } elsif ($uni == 0x0d) {
2171 substr $text, $self->{cursor}++, 0, "\012";
2172 } elsif ($uni >= 0x20) {
2173 substr $text, $self->{cursor}++, 0, chr $uni;
2174 } else {
2175 return 0;
2176 }
2177
2178 $self->_set_text ($text);
2179
2180 $self->realloc;
2181 $self->update;
2182
2183 1
2184}
2185
2186sub invoke_focus_in {
2187 my ($self) = @_;
2188
2189 $self->{last_activity} = $::NOW;
2190
2191 $self->SUPER::invoke_focus_in
2192}
2193
2194sub invoke_button_down {
2195 my ($self, $ev, $x, $y) = @_;
2196
2197 $self->SUPER::invoke_button_down ($ev, $x, $y);
2198
2199 my $idx = $self->{layout}->xy_to_index ($x, $y);
2200
2201 # byte-index to char-index
2202 my $text = $self->{text};
2203 utf8::encode $text; $text = substr $text, 0, $idx; utf8::decode $text;
2204 $self->{cursor} = length $text;
2205
2206 $self->_set_text ($self->{text});
2207 $self->update;
2208
2209 1
2210}
2211
2212sub invoke_mouse_motion {
2213 my ($self, $ev, $x, $y) = @_;
2214# printf "M %d,%d %d,%d\n", $ev->motion_x, $ev->motion_y, $x, $y;#d#
2215
2216 1
2217}
2218
2219sub _draw {
2220 my ($self) = @_;
2221
2222 local $self->{fg} = $self->{fg};
2223
2224 if ($FOCUS == $self) {
2225 glColor_premultiply @{$self->{active_bg}};
2226 $self->{fg} = $self->{active_fg};
2227 } else {
2228 glColor_premultiply @{$self->{bg}};
2229 }
2230
2231 glEnable GL_BLEND;
2232 glBlendFunc GL_ONE, GL_ONE_MINUS_SRC_ALPHA;
2233 glBegin GL_QUADS;
2234 glVertex 0 , 0;
2235 glVertex 0 , $self->{h};
2236 glVertex $self->{w}, $self->{h};
2237 glVertex $self->{w}, 0;
2238 glEnd;
2239 glDisable GL_BLEND;
2240
2241 $self->SUPER::_draw;
2242
2243 #TODO: force update every cursor change :(
2244 if ($FOCUS == $self && (($::NOW - $self->{last_activity}) & 1023) < 600) {
2245
2246 unless (exists $self->{cur_h}) {
2247 my $text = substr $self->{text}, 0, $self->{cursor};
2248 utf8::encode $text;
2249
2250 @$self{qw(cur_x cur_y cur_h)} = $self->{layout}->cursor_pos (length $text)
2251 }
2252
2253 glBegin GL_LINES;
2254 glVertex 0.5 + $self->{cur_x} + $self->{ox}, $self->{cur_y} + $self->{oy};
2255 glVertex 0.5 + $self->{cur_x} + $self->{ox}, $self->{cur_y} + $self->{oy} + $self->{cur_h};
2256 glEnd;
2257 }
2258}
2259
2260#############################################################################
2261
2262package CFPlus::UI::Entry;
2263
2264our @ISA = CFPlus::UI::EntryBase::;
2265
2266use CFPlus::OpenGL;
2267
2268sub invoke_key_down {
2269 my ($self, $ev) = @_;
2270
2271 my $sym = $ev->{sym};
2272
2273 if ($ev->{uni} == 0x0d || $sym == 13) {
2274 unshift @{$self->{history}},
2275 my $txt = $self->get_text;
2276
2277 $self->{history_pointer} = -1;
2278 $self->{history_saveback} = '';
2279 $self->emit (activate => $txt);
2280 $self->update;
2281
2282 } elsif ($sym == CFPlus::SDLK_UP) {
2283 if ($self->{history_pointer} < 0) {
2284 $self->{history_saveback} = $self->get_text;
2285 }
2286 if (@{$self->{history} || []} > 0) {
2287 $self->{history_pointer}++;
2288 if ($self->{history_pointer} >= @{$self->{history} || []}) {
2289 $self->{history_pointer} = @{$self->{history} || []} - 1;
2290 }
2291 $self->set_text ($self->{history}->[$self->{history_pointer}]);
2292 }
2293
2294 } elsif ($sym == CFPlus::SDLK_DOWN) {
2295 $self->{history_pointer}--;
2296 $self->{history_pointer} = -1 if $self->{history_pointer} < 0;
2297
2298 if ($self->{history_pointer} >= 0) {
2299 $self->set_text ($self->{history}->[$self->{history_pointer}]);
2300 } else {
2301 $self->set_text ($self->{history_saveback});
2302 }
2303
2304 } else {
2305 return $self->SUPER::invoke_key_down ($ev)
2306 }
2307
2308 1
2309}
2310
2311#############################################################################
2312
2313package CFPlus::UI::TextEdit;
2314
2315our @ISA = CFPlus::UI::EntryBase::;
2316
2317use CFPlus::OpenGL;
2318
2319sub move_cursor_ver {
2320 my ($self, $dy) = @_;
2321
2322 my ($y, $x) = $self->{layout}->index_to_line_x ($self->{cursor});
2323
2324 $y += $dy;
2325
2326 if (defined (my $index = $self->{layout}->line_x_to_index ($y, $x))) {
2327 $self->{cursor} = $index;
2328 delete $self->{cur_h};
2329 $self->update;
2330 return;
2331 }
2332}
2333
2334sub invoke_key_down {
2335 my ($self, $ev) = @_;
2336
2337 my $sym = $ev->{sym};
2338
2339 if ($sym == CFPlus::SDLK_UP) {
2340 $self->move_cursor_ver (-1);
2341 } elsif ($sym == CFPlus::SDLK_DOWN) {
2342 $self->move_cursor_ver (+1);
2343 } else {
2344 return $self->SUPER::invoke_key_down ($ev)
2345 }
2346
2347 1
2348}
2349
2350#############################################################################
2351
2352package CFPlus::UI::Button;
2353
2354our @ISA = CFPlus::UI::Label::;
2355
2356use CFPlus::OpenGL;
2357
2358my @tex =
2359 map { new_from_file CFPlus::Texture CFPlus::find_rcfile $_, mipmap => 1 }
2360 qw(b1_button_inactive.png b1_button_active.png);
2361
2362sub new {
2363 my $class = shift;
2364
2365 $class->SUPER::new (
2366 padding_x => 4,
2367 padding_y => 4,
2368 fg => [1.0, 1.0, 1.0],
2369 active_fg => [0.8, 0.8, 0.8],
2370 can_hover => 1,
2371 align => 0,
2372 valign => 0,
2373 can_events => 1,
2374 @_
2375 )
2376}
2377
2378sub invoke_button_up {
2379 my ($self, $ev, $x, $y) = @_;
2380
2381 $self->emit ("activate")
2382 if $x >= 0 && $x < $self->{w}
2383 && $y >= 0 && $y < $self->{h};
2384
2385 1
2386}
2387
2388sub _draw {
2389 my ($self) = @_;
2390
2391 local $self->{fg} = $GRAB == $self ? $self->{active_fg} : $self->{fg};
2392
2393 glEnable GL_TEXTURE_2D;
2394 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
2395 glColor 0, 0, 0, 1;
2396
2397 my $tex = $tex[$GRAB == $self];
2398 $tex->draw_quad_alpha (0, 0, $self->{w}, $self->{h});
2399
2400 glDisable GL_TEXTURE_2D;
2401
2402 $self->SUPER::_draw;
2403}
2404
2405#############################################################################
2406
2407package CFPlus::UI::CheckBox;
2408
2409our @ISA = CFPlus::UI::DrawBG::;
2410
2411my @tex =
2412 map { new_from_file CFPlus::Texture CFPlus::find_rcfile $_, mipmap => 1 }
2413 qw(c1_checkbox_bg.png c1_checkbox_active.png);
2414
2415use CFPlus::OpenGL;
2416
2417sub new {
2418 my $class = shift;
2419
2420 $class->SUPER::new (
2421 padding_x => 2,
2422 padding_y => 2,
2423 fg => [1, 1, 1],
2424 active_fg => [1, 1, 0],
2425 bg => [0, 0, 0, 0.2],
2426 active_bg => [1, 1, 1, 0.5],
2427 state => 0,
2428 can_hover => 1,
2429 @_
2430 )
2431}
2432
2433sub size_request {
2434 my ($self) = @_;
2435
2436 (6) x 2
2437}
2438
2439sub toggle {
2440 my ($self) = @_;
2441
2442 $self->{state} = !$self->{state};
2443 $self->emit (changed => $self->{state});
2444 $self->update;
2445}
2446
2447sub invoke_button_down {
2448 my ($self, $ev, $x, $y) = @_;
2449
2450 if ($x >= $self->{padding_x} && $x < $self->{w} - $self->{padding_x}
2451 && $y >= $self->{padding_y} && $y < $self->{h} - $self->{padding_y}) {
2452 $self->toggle;
2453 } else {
2454 return 0
2455 }
2456
2457 1
2458}
2459
2460sub _draw {
2461 my ($self) = @_;
2462
2463 $self->SUPER::_draw;
2464
2465 glTranslate $self->{padding_x} + 0.375, $self->{padding_y} + 0.375, 0;
2466
2467 my ($w, $h) = @$self{qw(w h)};
2468
2469 my $s = List::Util::min $w - $self->{padding_x} * 2, $h - $self->{padding_y} * 2;
2470
2471 glColor @{ $FOCUS == $self ? $self->{active_fg} : $self->{fg} };
2472
2473 my $tex = $self->{state} ? $tex[1] : $tex[0];
2474
2475 glEnable GL_TEXTURE_2D;
2476 $tex->draw_quad_alpha (0, 0, $s, $s);
2477 glDisable GL_TEXTURE_2D;
2478}
2479
2480#############################################################################
2481
2482package CFPlus::UI::Image;
2483
2484our @ISA = CFPlus::UI::Base::;
2485
2486use CFPlus::OpenGL;
2487
2488our %texture_cache;
2489
2490sub new {
2491 my $class = shift;
2492
2493 my $self = $class->SUPER::new (
2494 can_events => 0,
2495 @_,
2496 );
2497
2498 $self->{path} || $self->{tex}
2499 or Carp::croak "'path' or 'tex' attributes required";
2500
2501 $self->{tex} ||= $texture_cache{$self->{path}} ||=
2502 new_from_file CFPlus::Texture CFPlus::find_rcfile $self->{path}, mipmap => 1;
2503
2504 CFPlus::weaken $texture_cache{$self->{path}};
2505
2506 $self->{aspect} ||= $self->{tex}{w} / $self->{tex}{h};
2507
2508 $self
2509}
2510
2511sub STORABLE_freeze {
2512 my ($self, $cloning) = @_;
2513
2514 $self->{path}
2515 or die "cannot serialise CFPlus::UI::Image on non-loadable images\n";
2516
2517 $self->{path}
2518}
2519
2520sub STORABLE_attach {
2521 my ($self, $cloning, $path) = @_;
2522
2523 $self->new (path => $path)
2524}
2525
2526sub size_request {
2527 my ($self) = @_;
2528
2529 ($self->{tex}{w}, $self->{tex}{h})
2530}
2531
2532sub _draw {
2533 my ($self) = @_;
2534
2535 my $tex = $self->{tex};
2536
2537 my ($w, $h) = ($self->{w}, $self->{h});
2538
2539 if ($self->{rot90}) {
2540 glRotate 90, 0, 0, 1;
2541 glTranslate 0, -$self->{w}, 0;
2542
2543 ($w, $h) = ($h, $w);
2544 }
2545
2546 glEnable GL_TEXTURE_2D;
2547 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
2548
2549 $tex->draw_quad (0, 0, $w, $h);
2550
2551 glDisable GL_TEXTURE_2D;
2552}
2553
2554#############################################################################
2555
2556package CFPlus::UI::ImageButton;
2557
2558our @ISA = CFPlus::UI::Image::;
2559
2560use CFPlus::OpenGL;
2561
2562my %textures;
2563
2564sub new {
2565 my $class = shift;
2566
2567 my $self = $class->SUPER::new (
2568 padding_x => 4,
2569 padding_y => 4,
2570 fg => [1, 1, 1],
2571 active_fg => [0, 0, 1],
2572 can_hover => 1,
2573 align => 0,
2574 valign => 0,
2575 can_events => 1,
2576 @_
2577 );
2578}
2579
2580sub invoke_button_up {
2581 my ($self, $ev, $x, $y) = @_;
2582
2583 $self->emit ("activate")
2584 if $x >= 0 && $x < $self->{w}
2585 && $y >= 0 && $y < $self->{h};
2586
2587 1
2588}
2589
2590#############################################################################
2591
2592package CFPlus::UI::VGauge;
2593
2594our @ISA = CFPlus::UI::Base::;
2595
2596use List::Util qw(min max);
2597
2598use CFPlus::OpenGL;
2599
2600my %tex = (
2601 food => [
2602 map { new_from_file CFPlus::Texture CFPlus::find_rcfile $_, mipmap => 1 }
2603 qw/g1_food_gauge_empty.png g1_food_gauge_full.png/
2604 ],
2605 grace => [
2606 map { new_from_file CFPlus::Texture CFPlus::find_rcfile $_, mipmap => 1 }
2607 qw/g1_grace_gauge_empty.png g1_grace_gauge_full.png g1_grace_gauge_overflow.png/
2608 ],
2609 hp => [
2610 map { new_from_file CFPlus::Texture CFPlus::find_rcfile $_, mipmap => 1 }
2611 qw/g1_hp_gauge_empty.png g1_hp_gauge_full.png/
2612 ],
2613 mana => [
2614 map { new_from_file CFPlus::Texture CFPlus::find_rcfile $_, mipmap => 1 }
2615 qw/g1_mana_gauge_empty.png g1_mana_gauge_full.png g1_mana_gauge_overflow.png/
2616 ],
2617);
2618
2619# eg. VGauge->new (gauge => 'food'), default gauge: food
2620sub new {
2621 my $class = shift;
2622
2623 my $self = $class->SUPER::new (
2624 type => 'food',
2625 @_
2626 );
2627
2628 $self->{aspect} = $tex{$self->{type}}[0]{w} / $tex{$self->{type}}[0]{h};
2629
2630 $self
2631}
2632
2633sub size_request {
2634 my ($self) = @_;
2635
2636 #my $tex = $tex{$self->{type}}[0];
2637 #@$tex{qw(w h)}
2638 (0, 0)
2639}
2640
2641sub set_max {
2642 my ($self, $max) = @_;
2643
2644 return if $self->{max_val} == $max;
2645
2646 $self->{max_val} = $max;
2647 $self->update;
2648}
2649
2650sub set_value {
2651 my ($self, $val, $max) = @_;
2652
2653 $self->set_max ($max)
2654 if defined $max;
2655
2656 return if $self->{val} == $val;
2657
2658 $self->{val} = $val;
2659 $self->update;
2660}
2661
2662sub _draw {
2663 my ($self) = @_;
2664
2665 my $tex = $tex{$self->{type}};
2666 my ($t1, $t2, $t3) = @$tex;
2667
2668 my ($w, $h) = ($self->{w}, $self->{h});
2669
2670 if ($self->{vertical}) {
2671 glRotate 90, 0, 0, 1;
2672 glTranslate 0, -$self->{w}, 0;
2673
2674 ($w, $h) = ($h, $w);
2675 }
2676
2677 my $ycut = $self->{val} / ($self->{max_val} || 1);
2678
2679 my $ycut1 = max 0, min 1, $ycut;
2680 my $ycut2 = max 0, min 1, $ycut - 1;
2681
2682 my $h1 = $self->{h} * (1 - $ycut1);
2683 my $h2 = $self->{h} * (1 - $ycut2);
2684 my $h3 = $self->{h};
2685
2686 $_ = $_ * (284-4)/288 + 4/288 for ($h1, $h2, $h3);
2687
2688 glEnable GL_BLEND;
2689 glBlendFuncSeparate GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA,
2690 GL_ONE, GL_ONE_MINUS_SRC_ALPHA;
2691 glEnable GL_TEXTURE_2D;
2692 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
2693
2694 glBindTexture GL_TEXTURE_2D, $t1->{name};
2695 glBegin GL_QUADS;
2696 glTexCoord 0 , 0; glVertex 0 , 0;
2697 glTexCoord 0 , $t1->{t} * (1 - $ycut1); glVertex 0 , $h1;
2698 glTexCoord $t1->{s}, $t1->{t} * (1 - $ycut1); glVertex $w, $h1;
2699 glTexCoord $t1->{s}, 0; glVertex $w, 0;
2700 glEnd;
2701
2702 my $ycut1 = List::Util::min 1, $ycut;
2703 glBindTexture GL_TEXTURE_2D, $t2->{name};
2704 glBegin GL_QUADS;
2705 glTexCoord 0 , $t2->{t} * (1 - $ycut1); glVertex 0 , $h1;
2706 glTexCoord 0 , $t2->{t} * (1 - $ycut2); glVertex 0 , $h2;
2707 glTexCoord $t2->{s}, $t2->{t} * (1 - $ycut2); glVertex $w, $h2;
2708 glTexCoord $t2->{s}, $t2->{t} * (1 - $ycut1); glVertex $w, $h1;
2709 glEnd;
2710
2711 if ($t3) {
2712 glBindTexture GL_TEXTURE_2D, $t3->{name};
2713 glBegin GL_QUADS;
2714 glTexCoord 0 , $t3->{t} * (1 - $ycut2); glVertex 0 , $h2;
2715 glTexCoord 0 , $t3->{t}; glVertex 0 , $h3;
2716 glTexCoord $t3->{s}, $t3->{t}; glVertex $w, $h3;
2717 glTexCoord $t3->{s}, $t3->{t} * (1 - $ycut2); glVertex $w, $h2;
2718 glEnd;
2719 }
2720
2721 glDisable GL_BLEND;
2722 glDisable GL_TEXTURE_2D;
2723}
2724
2725#############################################################################
2726
2727package CFPlus::UI::Gauge;
2728
2729our @ISA = CFPlus::UI::VBox::;
2730
2731sub new {
2732 my ($class, %arg) = @_;
2733
2734 my $self = $class->SUPER::new (
2735 tooltip => $arg{type},
2736 can_hover => 1,
2737 can_events => 1,
2738 %arg,
2739 );
2740
2741 $self->add ($self->{value} = new CFPlus::UI::Label valign => +1, align => 0, template => "999");
2742 $self->add ($self->{gauge} = new CFPlus::UI::VGauge type => $self->{type}, expand => 1, can_hover => 1);
2743 $self->add ($self->{max} = new CFPlus::UI::Label valign => -1, align => 0, template => "999");
2744
2745 $self
2746}
2747
2748sub set_fontsize {
2749 my ($self, $fsize) = @_;
2750
2751 $self->{value}->set_fontsize ($fsize);
2752 $self->{max} ->set_fontsize ($fsize);
2753}
2754
2755sub set_max {
2756 my ($self, $max) = @_;
2757
2758 $self->{gauge}->set_max ($max);
2759 $self->{max}->set_text ($max);
2760}
2761
2762sub set_value {
2763 my ($self, $val, $max) = @_;
2764
2765 $self->set_max ($max)
2766 if defined $max;
2767
2768 $self->{gauge}->set_value ($val, $max);
2769 $self->{value}->set_text ($val);
2770}
2771
2772#############################################################################
2773
2774package CFPlus::UI::Slider;
80 2775
81use strict; 2776use strict;
82our @ISA = qw/Client::Widget/;
83 2777
84use SDL::OpenGL; 2778use CFPlus::OpenGL;
85use SDL::OpenGL::Constants;
86 2779
87sub key_down { 2780our @ISA = CFPlus::UI::DrawBG::;
88 print "MAPKEYDOWN\n";
89}
90 2781
91sub key_up { 2782my @tex =
92} 2783 map { new_from_file CFPlus::Texture CFPlus::find_rcfile $_ }
2784 qw(s1_slider.png s1_slider_bg.png);
93 2785
94my $x; 2786sub new {
2787 my $class = shift;
95 2788
2789 # range [value, low, high, page, unit]
2790
2791 # TODO: 0-width page
2792 # TODO: req_w/h are wrong with vertical
2793 # TODO: calculations are off
2794 my $self = $class->SUPER::new (
2795 fg => [1, 1, 1],
2796 active_fg => [0, 0, 0],
2797 bg => [0, 0, 0, 0.2],
2798 active_bg => [1, 1, 1, 0.5],
2799 range => [0, 0, 100, 10, 0],
2800 min_w => $::WIDTH / 80,
2801 min_h => $::WIDTH / 80,
2802 vertical => 0,
2803 can_hover => 1,
2804 inner_pad => 0.02,
2805 @_
2806 );
2807
2808 $self->set_value ($self->{range}[0]);
2809 $self->update;
2810
2811 $self
2812}
2813
2814sub set_range {
2815 my ($self, $range) = @_;
2816
2817 ($range, $self->{range}) = ($self->{range}, $range);
2818
2819 if ("@$range" ne "@{$self->{range}}") {
2820 $self->update;
2821 $self->set_value ($self->{range}[0]);
2822 }
2823}
2824
2825sub set_value {
2826 my ($self, $value) = @_;
2827
2828 my ($old_value, $lo, $hi, $page, $unit) = @{$self->{range}};
2829
2830 $hi = $lo + 1 if $hi <= $lo;
2831
2832 $page = $hi - $lo if $page > $hi - $lo;
2833
2834 $value = $lo if $value < $lo;
2835 $value = $hi - $page if $value > $hi - $page;
2836
2837 $value = $lo + $unit * int +($value - $lo + $unit * 0.5) / $unit
2838 if $unit;
2839
2840 @{$self->{range}} = ($value, $lo, $hi, $page, $unit);
2841
2842 if ($value != $old_value) {
2843 $self->emit (changed => $value);
2844 $self->update;
2845 }
2846}
2847
2848sub size_request {
2849 my ($self) = @_;
2850
2851 ($self->{req_w}, $self->{req_h})
2852}
2853
2854sub invoke_button_down {
2855 my ($self, $ev, $x, $y) = @_;
2856
2857 $self->SUPER::invoke_button_down ($ev, $x, $y);
2858
2859 $self->{click} = [$self->{range}[0], $self->{vertical} ? $y : $x];
2860
2861 $self->invoke_mouse_motion ($ev, $x, $y)
2862}
2863
2864sub invoke_mouse_motion {
2865 my ($self, $ev, $x, $y) = @_;
2866
2867 if ($GRAB == $self) {
2868 my ($x, $w) = $self->{vertical} ? ($y, $self->{h}) : ($x, $self->{w});
2869
2870 my (undef, $lo, $hi, $page) = @{$self->{range}};
2871
2872 $x = ($x - $self->{click}[1]) / ($w * $self->{scale});
2873
2874 $self->set_value ($self->{click}[0] + $x * ($hi - $page - $lo));
2875 } else {
2876 return 0;
2877 }
2878
2879 1
2880}
2881
2882sub invoke_mouse_wheel {
2883 my ($self, $ev) = @_;
2884
2885 my $delta = $self->{vertical} ? $ev->{dy} : $ev->{dx};
2886
2887 my $pagepart = $ev->{mod} & CFPlus::KMOD_SHIFT ? 1 : 0.2;
2888
2889 $self->set_value ($self->{range}[0] + $delta * $self->{range}[3] * $pagepart);
2890
2891 ! ! $delta
2892}
2893
2894sub update {
2895 my ($self) = @_;
2896
2897 delete $self->{knob_w};
2898 $self->SUPER::update;
2899}
2900
96sub draw { 2901sub _draw {
2902 my ($self) = @_;
2903
2904 unless ($self->{knob_w}) {
2905 $self->set_value ($self->{range}[0]);
2906
2907 my ($value, $lo, $hi, $page) = @{$self->{range}};
2908 my $range = ($hi - $page - $lo) || 1e-100;
2909
2910 my $knob_w = List::Util::min 1, $page / ($hi - $lo) || 0.1;
2911
2912 $self->{offset} = List::Util::max $self->{inner_pad}, $knob_w * 0.5;
2913 $self->{scale} = 1 - 2 * $self->{offset} || 1e-100;
2914
2915 $value = ($value - $lo) / $range;
2916 $value = $value * $self->{scale} + $self->{offset};
2917
2918 $self->{knob_x} = $value - $knob_w * 0.5;
2919 $self->{knob_w} = $knob_w;
2920 }
2921
2922 $self->SUPER::_draw ();
2923
2924 glScale $self->{w}, $self->{h};
2925
2926 if ($self->{vertical}) {
2927 # draw a vertical slider like a rotated horizontal slider
2928
2929 glTranslate 1, 0, 0;
2930 glRotate 90, 0, 0, 1;
2931 }
2932
2933 my $fg = $FOCUS == $self ? $self->{active_fg} : $self->{fg};
2934 my $bg = $FOCUS == $self ? $self->{active_bg} : $self->{bg};
2935
97 glEnable GL_TEXTURE_2D; 2936 glEnable GL_TEXTURE_2D;
2937 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
2938
2939 # draw background
2940 $tex[1]->draw_quad_alpha (0, 0, 1, 1);
2941
2942 # draw handle
2943 $tex[0]->draw_quad_alpha ($self->{knob_x}, 0, $self->{knob_w}, 1);
2944
2945 glDisable GL_TEXTURE_2D;
2946}
2947
2948#############################################################################
2949
2950package CFPlus::UI::ValSlider;
2951
2952our @ISA = CFPlus::UI::HBox::;
2953
2954sub new {
2955 my ($class, %arg) = @_;
2956
2957 my $range = delete $arg{range};
2958
2959 my $self = $class->SUPER::new (
2960 slider => (new CFPlus::UI::Slider expand => 1, range => $range),
2961 entry => (new CFPlus::UI::Label text => "", template => delete $arg{template}),
2962 to_value => sub { shift },
2963 from_value => sub { shift },
2964 %arg,
2965 );
2966
2967 $self->{slider}->connect (changed => sub {
2968 my ($self, $value) = @_;
2969 $self->{parent}{entry}->set_text ($self->{parent}{to_value}->($value));
2970 $self->{parent}->emit (changed => $value);
2971 });
2972
2973# $self->{entry}->connect (changed => sub {
2974# my ($self, $value) = @_;
2975# $self->{parent}{slider}->set_value ($self->{parent}{from_value}->($value));
2976# $self->{parent}->emit (changed => $value);
2977# });
2978
2979 $self->add ($self->{slider}, $self->{entry});
2980
2981 $self->{slider}->emit (changed => $self->{slider}{range}[0]);
2982
2983 $self
2984}
2985
2986sub set_range { shift->{slider}->set_range (@_) }
2987sub set_value { shift->{slider}->set_value (@_) }
2988
2989#############################################################################
2990
2991package CFPlus::UI::TextScroller;
2992
2993our @ISA = CFPlus::UI::HBox::;
2994
2995use CFPlus::OpenGL;
2996
2997sub new {
2998 my $class = shift;
2999
3000 my $self = $class->SUPER::new (
3001 fontsize => 1,
3002 can_events => 1,
3003 indent => 0,
3004 #font => default_font
3005 @_,
3006
3007 layout => (new CFPlus::Layout),
3008 par => [],
3009 max_par => 0,
3010 height => 0,
3011 children => [
3012 (new CFPlus::UI::Empty expand => 1),
3013 (new CFPlus::UI::Slider vertical => 1),
3014 ],
3015 );
3016
3017 $self->{children}[1]->connect (changed => sub { $self->update });
3018
3019 $self
3020}
3021
3022sub set_fontsize {
3023 my ($self, $fontsize) = @_;
3024
3025 $self->{fontsize} = $fontsize;
3026 $self->reflow;
3027}
3028
3029sub size_request {
3030 my ($self) = @_;
3031
3032 my ($empty, $slider) = @{ $self->{children} };
3033
3034 local $self->{children} = [$empty, $slider];
3035 $self->SUPER::size_request
3036}
3037
3038sub invoke_size_allocate {
3039 my ($self, $w, $h) = @_;
3040
3041 my ($empty, $slider, @other) = @{ $self->{children} };
3042 $_->configure (@$_{qw(x y req_w req_h)}) for @other;
3043
3044 $self->{layout}->set_font ($self->{font}) if $self->{font};
3045 $self->{layout}->set_height ($self->{fontsize} * $::FONTSIZE);
3046 $self->{layout}->set_width ($empty->{w});
3047 $self->{layout}->set_indent ($self->{fontsize} * $::FONTSIZE * $self->{indent});
3048
3049 $self->reflow;
3050
3051 local $self->{children} = [$empty, $slider];
3052 $self->SUPER::invoke_size_allocate ($w, $h)
3053}
3054
3055sub invoke_mouse_wheel {
3056 my ($self, $ev) = @_;
3057
3058 return 0 unless $ev->{dy}; # only vertical movements
3059
3060 $self->{children}[1]->emit (mouse_wheel => $ev);
3061
3062 1
3063}
3064
3065sub get_layout {
3066 my ($self, $para) = @_;
3067
3068 my $layout = $self->{layout};
3069
3070 $layout->set_font ($self->{font}) if $self->{font};
3071 $layout->set_foreground (@{$para->{fg}});
3072 $layout->set_height ($self->{fontsize} * $::FONTSIZE);
3073 $layout->set_width ($self->{children}[0]{w} - $para->{indent});
3074 $layout->set_indent ($self->{fontsize} * $::FONTSIZE * $self->{indent});
3075 $layout->set_markup ($para->{markup});
3076
3077 $layout->set_shapes (
3078 map
3079 +(0, $_->baseline_shift +$_->{padding_y} - $_->{h}, $_->{w}, $_->{h}),
3080 @{$para->{widget}}
3081 );
3082
3083 $layout
3084}
3085
3086sub reflow {
3087 my ($self) = @_;
3088
3089 $self->{need_reflow}++;
3090 $self->update;
3091}
3092
3093sub set_offset {
3094 my ($self, $offset) = @_;
3095
3096 # todo: base offset on lines or so, not on pixels
3097 $self->{children}[1]->set_value ($offset);
3098}
3099
3100sub current_paragraph {
3101 my ($self) = @_;
3102
3103 $self->{top_paragraph} - 1
3104}
3105
3106sub scroll_to {
3107 my ($self, $para) = @_;
3108
3109 $para = List::Util::max 0, List::Util::min $#{$self->{par}}, $para;
3110
3111 $self->{scroll_to} = $para;
3112 $self->update;
3113}
3114
3115sub clear {
3116 my ($self) = @_;
3117
3118 my (undef, undef, @other) = @{ $self->{children} };
3119 $self->remove ($_) for @other;
3120
3121 $self->{par} = [];
3122 $self->{height} = 0;
3123 $self->{children}[1]->set_range ([0, 0, 0, 1, 1]);
3124}
3125
3126sub add_paragraph {
3127 my $self = shift;
3128
3129 for my $para (@_) {
3130 $para = {
3131 fg => [1, 1, 1, 1],
3132 indent => 0,
3133 markup => "",
3134 widget => [],
3135 ref $para ? %$para : (markup => $para),
3136 w => 1e10,
3137 wrapped => 1,
3138 };
3139
3140 $self->add (@{ $para->{widget} }) if @{ $para->{widget} };
3141 push @{$self->{par}}, $para;
3142 }
3143
3144 if (my $max = $self->{max_par}) {
3145 shift @{$self->{par}} while @{$self->{par}} > $max;
3146 }
3147
3148 $self->{need_reflow}++;
3149 $self->update;
3150}
3151
3152sub scroll_to_bottom {
3153 my ($self) = @_;
3154
3155 $self->{scroll_to} = $#{$self->{par}};
3156 $self->update;
3157}
3158
3159sub force_uptodate {
3160 my ($self) = @_;
3161
3162 if (delete $self->{need_reflow}) {
3163 my ($W, $H) = @{$self->{children}[0]}{qw(w h)};
3164
3165 my $height = 0;
3166
3167 for my $para (@{$self->{par}}) {
3168 if ($para->{w} != $W && ($para->{wrapped} || $para->{w} > $W)) {
3169 my $layout = $self->get_layout ($para);
3170 my ($w, $h) = $layout->size;
3171
3172 $para->{w} = $w + $para->{indent};
3173 $para->{h} = $h;
3174 $para->{wrapped} = $layout->has_wrapped;
3175 }
3176
3177 $para->{y} = $height;
3178 $height += $para->{h};
3179 }
3180
3181 $self->{height} = $height;
3182 $self->{children}[1]->set_range ([$self->{children}[1]{range}[0], 0, $height, $H, 1]);
3183
3184 delete $self->{texture};
3185 }
3186
3187 if (my $paridx = delete $self->{scroll_to}) {
3188 $self->{children}[1]->set_value ($self->{par}[$paridx]{y});
3189 }
3190}
3191
3192sub update {
3193 my ($self) = @_;
3194
3195 $self->SUPER::update;
3196
3197 return unless $self->{h} > 0;
3198
3199 delete $self->{texture};
3200
3201 $ROOT->on_post_alloc ($self => sub {
3202 $self->force_uptodate;
3203
3204 my ($W, $H) = @{$self->{children}[0]}{qw(w h)};
3205
3206 $self->{texture} ||= new_from_opengl CFPlus::Texture $W, $H, sub {
3207 glClearColor 0, 0, 0, 0;
3208 glClear GL_COLOR_BUFFER_BIT;
3209
3210 package CFPlus::UI::Base;
3211 local ($draw_x, $draw_y, $draw_w, $draw_h) =
3212 (0, 0, $self->{w}, $self->{h});
3213
3214 my $top = int $self->{children}[1]{range}[0];
3215
3216 my $paridx = 0;
3217 my $top_paragraph;
3218 my $top = int $self->{children}[1]{range}[0];
3219
3220 my $y0 = $top;
3221 my $y1 = $top + $H;
3222
3223 for my $para (@{$self->{par}}) {
3224 my $h = $para->{h};
3225 my $y = $para->{y};
3226
3227 if ($y0 < $y + $h && $y < $y1) {
3228 my $layout = $self->get_layout ($para);
3229
3230 $layout->render ($para->{indent}, $y - $y0);
3231
3232 if (my @w = @{ $para->{widget} }) {
3233 my @s = $layout->get_shapes;
3234
3235 for (@w) {
3236 my ($dx, $dy) = splice @s, 0, 2, ();
3237
3238 $_->{x} = $dx + $para->{indent};
3239 $_->{y} = $dy + $y - $y0;
3240
3241 $_->draw;
3242 }
3243 }
3244 }
3245
3246 $paridx++;
3247 $top_paragraph ||= $paridx if $y >= $top;
3248 }
3249
3250 $self->{top_paragraph} = $top_paragraph;
3251 };
3252 });
3253}
3254
3255sub reconfigure {
3256 my ($self) = @_;
3257
3258 $self->SUPER::reconfigure;
3259
3260 $_->{w} = 1e10 for @{ $self->{par} };
3261 $self->reflow;
3262}
3263
3264sub _draw {
3265 my ($self) = @_;
3266
98 glEnable GL_BLEND; 3267 glEnable GL_TEXTURE_2D;
3268 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
3269 glColor 0, 0, 0, 1;
3270 $self->{texture}->draw_quad_alpha_premultiplied (0, 0, $self->{children}[0]{w}, $self->{children}[0]{h});
3271 glDisable GL_TEXTURE_2D;
3272
3273 $self->{children}[1]->draw;
3274}
3275
3276#############################################################################
3277
3278package CFPlus::UI::Animator;
3279
3280use CFPlus::OpenGL;
3281
3282our @ISA = CFPlus::UI::Bin::;
3283
3284sub moveto {
3285 my ($self, $x, $y) = @_;
3286
3287 $self->{moveto} = [$self->{x}, $self->{y}, $x, $y];
3288 $self->{speed} = 0.001;
3289 $self->{time} = 1;
3290
3291 ::animation_start $self;
3292}
3293
3294sub animate {
3295 my ($self, $interval) = @_;
3296
3297 $self->{time} -= $interval * $self->{speed};
3298 if ($self->{time} <= 0) {
3299 $self->{time} = 0;
3300 ::animation_stop $self;
3301 }
3302
3303 my ($x0, $y0, $x1, $y1) = @{$self->{moveto}};
3304
3305 $self->{x} = $x0 * $self->{time} + $x1 * (1 - $self->{time});
3306 $self->{y} = $y0 * $self->{time} + $y1 * (1 - $self->{time});
3307}
3308
3309sub _draw {
3310 my ($self) = @_;
99 3311
100 glPushMatrix; 3312 glPushMatrix;
3313 glRotate $self->{time} * 1000, 0, 1, 0;
3314 $self->{children}[0]->draw;
3315 glPopMatrix;
3316}
101 3317
102 my $map = $::CONN->{map}; 3318#############################################################################
103 3319
104 for my $x (0 .. $::CONN->{mapw} - 1) { 3320package CFPlus::UI::Flopper;
105 for my $y (0 .. $::CONN->{maph} - 1) {
106 3321
107 my $cell = $map->[$x][$y] 3322our @ISA = CFPlus::UI::Button::;
108 or next;
109 3323
110 my $darkness = $cell->[3] * (1 / 255); 3324sub new {
111 glColor $darkness, $darkness, $darkness; 3325 my $class = shift;
112 3326
113 for my $num (grep $_, $cell->[0], $cell->[1], $cell->[2]) { 3327 my $self = $class->SUPER::new (
114 my $tex = $::CONN->{face}[$num]{texture} || next; 3328 state => 0,
3329 on_activate => \&toggle_flopper,
3330 @_
3331 );
115 3332
116 glBindTexture GL_TEXTURE_2D, $tex->{name}; 3333 $self
3334}
117 3335
3336sub toggle_flopper {
3337 my ($self) = @_;
3338
3339 $self->{other}->toggle_visibility;
3340}
3341
3342#############################################################################
3343
3344package CFPlus::UI::Tooltip;
3345
3346our @ISA = CFPlus::UI::Bin::;
3347
3348use CFPlus::OpenGL;
3349
3350sub new {
3351 my $class = shift;
3352
3353 $class->SUPER::new (
3354 @_,
3355 can_events => 0,
3356 )
3357}
3358
3359sub set_tooltip_from {
3360 my ($self, $widget) = @_;
3361
3362 $widget->{tooltip} = CFPlus::Pod::section_label tooltip => $1
3363 if $widget->{tooltip} =~ /^#(.*)$/;
3364
3365 my $tooltip = $widget->{tooltip};
3366
3367 if ($ENV{CFPLUS_DEBUG} & 2) {
3368 $tooltip .= "\n\n" . (ref $widget) . "\n"
3369 . "$widget->{x} $widget->{y} $widget->{w} $widget->{h}\n"
3370 . "req $widget->{req_w} $widget->{req_h}\n"
3371 . "visible $widget->{visible}";
3372 }
3373
3374 $tooltip =~ s/^\n+//;
3375 $tooltip =~ s/\n+$//;
3376
3377 $self->add (new CFPlus::UI::Label
3378 markup => $tooltip,
3379 max_w => ($widget->{tooltip_width} || 0.25) * $::WIDTH,
3380 fontsize => 0.8,
3381 style => 1, # FLAG_INVERSE
3382 ellipsise => 0,
3383 font => ($widget->{tooltip_font} || $::FONT_PROP),
3384 );
3385}
3386
3387sub size_request {
3388 my ($self) = @_;
3389
3390 my ($w, $h) = @{$self->child}{qw(req_w req_h)};
3391
3392 ($w + 4, $h + 4)
3393}
3394
3395sub invoke_size_allocate {
3396 my ($self, $w, $h) = @_;
3397
3398 $self->SUPER::invoke_size_allocate ($w - 4, $h - 4)
3399}
3400
3401sub invoke_visibility_change {
3402 my ($self, $visible) = @_;
3403
3404 return unless $visible;
3405
3406 $self->{root}->on_post_alloc ("move_$self" => sub {
3407 my $widget = $self->{owner}
3408 or return;
3409
3410 if ($widget->{visible}) {
3411 my ($x, $y) = $widget->coord2global ($widget->{w}, 0);
3412
3413 ($x, $y) = $widget->coord2global (-$self->{w}, 0)
3414 if $x + $self->{w} > $self->{root}{w};
3415
3416 $self->move_abs ($x, $y);
3417 } else {
3418 $self->hide;
3419 }
3420 });
3421}
3422
3423sub _draw {
3424 my ($self) = @_;
3425
3426 glTranslate 0.375, 0.375;
3427
3428 my ($w, $h) = @$self{qw(w h)};
3429
3430 glColor 1, 0.8, 0.4;
118 glBegin GL_QUADS; 3431 glBegin GL_QUADS;
119 glTexCoord 0, 0; glVertex $x, $y; 3432 glVertex 0 , 0;
120 glTexCoord 0, 1; glVertex $x, $y + 1; 3433 glVertex 0 , $h;
121 glTexCoord 1, 1; glVertex $x + 1, $y + 1; 3434 glVertex $w, $h;
122 glTexCoord 1, 0; glVertex $x + 1, $y; 3435 glVertex $w, 0;
3436 glEnd;
3437
3438 glColor 0, 0, 0;
3439 glBegin GL_LINE_LOOP;
3440 glVertex 0 , 0;
3441 glVertex 0 , $h;
3442 glVertex $w, $h;
3443 glVertex $w, 0;
3444 glEnd;
3445
3446 glTranslate 2 - 0.375, 2 - 0.375;
3447
3448 $self->SUPER::_draw;
3449}
3450
3451#############################################################################
3452
3453package CFPlus::UI::Face;
3454
3455our @ISA = CFPlus::UI::DrawBG::;
3456
3457use CFPlus::OpenGL;
3458
3459sub new {
3460 my $class = shift;
3461
3462 my $self = $class->SUPER::new (
3463 size_w => 32,
3464 size_h => 8,
3465 aspect => 1,
3466 can_events => 0,
3467 @_,
3468 );
3469
3470 if ($self->{anim} && $self->{animspeed}) {
3471 CFPlus::weaken (my $widget = $self);
3472
3473 $widget->{animspeed} = List::Util::max 0.05, $widget->{animspeed};
3474 $widget->{anim_start} = $self->{animspeed} * Event::time / $self->{animspeed};
3475 $self->{timer} = Event->timer (
3476 parked => 1,
3477 cb => sub {
3478 return unless $::CONN && $widget;
3479
3480 ++$widget->{frame};
3481 $widget->update_face;
3482 $widget->update;
3483
3484 $widget->update_timer;
3485 },
3486 );
3487
3488 $self->update_face;
3489 $self->update_timer;
3490 }
3491
3492 $self
3493}
3494
3495sub update_timer {
3496 my ($self) = @_;
3497
3498 return unless $self->{timer};
3499
3500 if ($self->{visible}) {
3501 $self->{timer}->at (
3502 $self->{anim_start}
3503 + $self->{animspeed}
3504 * int 1.5 + (Event::time - $self->{anim_start}) / $self->{animspeed}
3505 );
3506 $self->{timer}->start;
3507 } else {
3508 $self->{timer}->stop;
3509 }
3510}
3511
3512sub update_face {
3513 my ($self) = @_;
3514
3515 return unless $::CONN;
3516
3517 if (my $anim = $::CONN->{anim}[$self->{anim}]) {
3518 if ($anim && @$anim) {
3519 delete $self->{wait_face};
3520 $self->{face} = $anim->[ $self->{frame} % @$anim ];
3521 }
3522 }
3523}
3524
3525sub size_request {
3526 my ($self) = @_;
3527
3528 if ($::CONN) {
3529 if (my $faceid = $::CONN->{faceid}[$self->{face}]) {
3530 if (my $tex = $::CONN->{texture}[$faceid]) {
3531 return ($self->{size_w} || $tex->{w}, $self->{size_h} || $tex->{h});
3532 } else {
3533 $self->{wait_face} ||= $::CONN->connect_face_update ($faceid, sub {
3534 $self->realloc;
123 glEnd; 3535 });
124 } 3536 }
125 } 3537 }
126 } 3538 }
127 3539
128 glPopMatrix; 3540 ($self->{size_w} || 8, $self->{size_h} || 8)
3541}
129 3542
3543sub update {
3544 my ($self) = @_;
3545
3546 return unless $self->{visible};
3547
3548 $self->SUPER::update;
3549}
3550
3551sub invoke_visibility_change {
3552 my ($self) = @_;
3553
3554 $self->update_timer;
3555
3556 0
3557}
3558
3559sub _draw {
3560 my ($self) = @_;
3561
3562 return unless $::CONN;
3563
3564 $self->SUPER::_draw;
3565
3566 my $faceid = $::CONN->{faceid}[$self->{face}]
3567 or return;
3568
3569 my $tex = $::CONN->{texture}[$faceid];
3570
3571 if ($tex) {
3572 glEnable GL_TEXTURE_2D;
3573 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
3574 glColor 0, 0, 0, 1;
3575 $tex->draw_quad_alpha (0, 0, $self->{w}, $self->{h});
130 glDisable GL_TEXTURE_2D; 3576 glDisable GL_TEXTURE_2D;
131 glDisable GL_BLEND; 3577 }
132} 3578}
133 3579
1341; 3580sub destroy {
3581 my ($self) = @_;
135 3582
3583 (delete $self->{timer})->cancel
3584 if $self->{timer};
3585
3586 $self->SUPER::destroy;
3587}
3588
3589#############################################################################
3590
3591package CFPlus::UI::Buttonbar;
3592
3593our @ISA = CFPlus::UI::HBox::;
3594
3595# TODO: should actually wrap buttons and other goodies.
3596
3597#############################################################################
3598
3599package CFPlus::UI::Menu;
3600
3601our @ISA = CFPlus::UI::Toplevel::;
3602
3603use CFPlus::OpenGL;
3604
3605sub new {
3606 my $class = shift;
3607
3608 my $self = $class->SUPER::new (
3609 items => [],
3610 z => 100,
3611 @_,
3612 );
3613
3614 $self->add ($self->{vbox} = new CFPlus::UI::VBox);
3615
3616 for my $item (@{ $self->{items} }) {
3617 my ($widget, $cb, $tooltip) = @$item;
3618
3619 # handle various types of items, only text for now
3620 if (!ref $widget) {
3621 if ($widget =~ /\t/) {
3622 my ($left, $right) = split /\t/, $widget, 2;
3623
3624 $widget = new CFPlus::UI::HBox
3625 can_hover => 1,
3626 can_events => 1,
3627 tooltip => $tooltip,
3628 children => [
3629 (new CFPlus::UI::Label markup => $left, expand => 1),
3630 (new CFPlus::UI::Label markup => $right, align => +1),
3631 ],
3632 ;
3633
3634 } else {
3635 $widget = new CFPlus::UI::Label
3636 can_hover => 1,
3637 can_events => 1,
3638 markup => $widget,
3639 tooltip => $tooltip;
3640 }
3641 }
3642
3643 $self->{item}{$widget} = $item;
3644
3645 $self->{vbox}->add ($widget);
3646 }
3647
3648 $self
3649}
3650
3651# popup given the event (must be a mouse button down event currently)
3652sub popup {
3653 my ($self, $ev) = @_;
3654
3655 $self->emit ("popdown");
3656
3657 # maybe save $GRAB? must be careful about events...
3658 $GRAB = $self;
3659 $self->{button} = $ev->{button};
3660
3661 $self->show;
3662 $self->move_abs ($ev->{x} - $self->{w} * 0.5, $ev->{y} - $self->{h} * 0.5);
3663}
3664
3665sub invoke_mouse_motion {
3666 my ($self, $ev, $x, $y) = @_;
3667
3668 # TODO: should use vbox->find_widget or so
3669 $HOVER = $ROOT->find_widget ($ev->{x}, $ev->{y});
3670 $self->{hover} = $self->{item}{$HOVER};
3671
3672 0
3673}
3674
3675sub invoke_button_up {
3676 my ($self, $ev, $x, $y) = @_;
3677
3678 if ($ev->{button} == $self->{button}) {
3679 undef $GRAB;
3680 $self->hide;
3681
3682 $self->emit ("popdown");
3683 $self->{hover}[1]->() if $self->{hover};
3684 } else {
3685 return 0
3686 }
3687
3688 1
3689}
3690
3691#############################################################################
3692
3693package CFPlus::UI::Multiplexer;
3694
3695our @ISA = CFPlus::UI::Container::;
3696
3697sub new {
3698 my $class = shift;
3699
3700 my $self = $class->SUPER::new (
3701 @_,
3702 );
3703
3704 $self->{current} = $self->{children}[0]
3705 if @{ $self->{children} };
3706
3707 $self
3708}
3709
3710sub add {
3711 my ($self, @widgets) = @_;
3712
3713 $self->SUPER::add (@widgets);
3714
3715 $self->{current} = $self->{children}[0]
3716 if @{ $self->{children} };
3717}
3718
3719sub get_current_page {
3720 my ($self) = @_;
3721
3722 $self->{current}
3723}
3724
3725sub set_current_page {
3726 my ($self, $page_or_widget) = @_;
3727
3728 my $widget = ref $page_or_widget
3729 ? $page_or_widget
3730 : $self->{children}[$page_or_widget];
3731
3732 $self->{current} = $widget;
3733 $self->{current}->configure (0, 0, $self->{w}, $self->{h});
3734
3735 $self->emit (page_changed => $self->{current});
3736
3737 $self->realloc;
3738}
3739
3740sub visible_children {
3741 $_[0]{current}
3742}
3743
3744sub size_request {
3745 my ($self) = @_;
3746
3747 $self->{current}->size_request
3748}
3749
3750sub invoke_size_allocate {
3751 my ($self, $w, $h) = @_;
3752
3753 $self->{current}->configure (0, 0, $w, $h);
3754
3755 1
3756}
3757
3758sub _draw {
3759 my ($self) = @_;
3760
3761 $self->{current}->draw;
3762}
3763
3764#############################################################################
3765
3766package CFPlus::UI::Notebook;
3767
3768our @ISA = CFPlus::UI::VBox::;
3769
3770sub new {
3771 my $class = shift;
3772
3773 my $self = $class->SUPER::new (
3774 buttonbar => (new CFPlus::UI::Buttonbar),
3775 multiplexer => (new CFPlus::UI::Multiplexer expand => 1),
3776 # filter => # will be put between multiplexer and $self
3777 @_,
3778 );
3779
3780 $self->{filter}->add ($self->{multiplexer}) if $self->{filter};
3781 $self->SUPER::add ($self->{buttonbar}, $self->{filter} || $self->{multiplexer});
3782
3783 $self
3784}
3785
3786sub add {
3787 my ($self, $title, $widget, $tooltip) = @_;
3788
3789 CFPlus::weaken $self;
3790
3791 $self->{buttonbar}->add (new CFPlus::UI::Button
3792 markup => $title,
3793 tooltip => $tooltip,
3794 on_activate => sub { $self->set_current_page ($widget) },
3795 );
3796
3797 $self->{multiplexer}->add ($widget);
3798}
3799
3800sub get_current_page {
3801 my ($self) = @_;
3802
3803 $self->{multiplexer}->get_current_page
3804}
3805
3806sub set_current_page {
3807 my ($self, $page) = @_;
3808
3809 $self->{multiplexer}->set_current_page ($page);
3810 $self->emit (page_changed => $self->{multiplexer}{current});
3811}
3812
3813#############################################################################
3814
3815package CFPlus::UI::Selector;
3816
3817use utf8;
3818
3819our @ISA = CFPlus::UI::Button::;
3820
3821sub new {
3822 my $class = shift;
3823
3824 my $self = $class->SUPER::new (
3825 options => [], # [value, title, longdesc], ...
3826 value => undef,
3827 @_,
3828 );
3829
3830 $self->_set_value ($self->{value});
3831
3832 $self
3833}
3834
3835sub invoke_button_down {
3836 my ($self, $ev) = @_;
3837
3838 my @menu_items;
3839
3840 for (@{ $self->{options} }) {
3841 my ($value, $title, $tooltip) = @$_;
3842
3843 push @menu_items, [$tooltip || $title, sub { $self->set_value ($value) }];
3844 }
3845
3846 CFPlus::UI::Menu->new (items => \@menu_items)->popup ($ev);
3847}
3848
3849sub _set_value {
3850 my ($self, $value) = @_;
3851
3852 my ($item) = grep $_->[0] eq $value, @{ $self->{options} }
3853 or return;
3854
3855 $self->{value} = $item->[0];
3856 $self->set_markup ("$item->[1] ⇓");
3857 $self->set_tooltip ($item->[2]);
3858}
3859
3860sub set_value {
3861 my ($self, $value) = @_;
3862
3863 return unless $self->{value} ne $value;
3864
3865 $self->_set_value ($value);
3866 $self->emit (changed => $value);
3867}
3868
3869#############################################################################
3870
3871package CFPlus::UI::Statusbox;
3872
3873our @ISA = CFPlus::UI::VBox::;
3874
3875sub new {
3876 my $class = shift;
3877
3878 my $self = $class->SUPER::new (
3879 fontsize => 0.8,
3880 @_,
3881 );
3882
3883 CFPlus::weaken (my $this = $self);
3884
3885 $self->{timer} = Event->timer (after => 1, interval => 1, cb => sub { $this->reorder });
3886
3887 $self
3888}
3889
3890sub reorder {
3891 my ($self) = @_;
3892 my $NOW = Time::HiRes::time;
3893
3894 # freeze display when hovering over any label
3895 return if $CFPlus::UI::TOOLTIP->{owner}
3896 && grep $CFPlus::UI::TOOLTIP->{owner} == $_->{label},
3897 values %{ $self->{item} };
3898
3899 while (my ($k, $v) = each %{ $self->{item} }) {
3900 delete $self->{item}{$k} if $v->{timeout} < $NOW;
3901 }
3902
3903 my @widgets;
3904
3905 my @items = sort {
3906 $a->{pri} <=> $b->{pri}
3907 or $b->{id} <=> $a->{id}
3908 } values %{ $self->{item} };
3909
3910 $self->{timer}->interval (1);
3911
3912 my $count = 10 + 1;
3913 for my $item (@items) {
3914 last unless --$count;
3915
3916 my $label = $item->{label} ||= do {
3917 # TODO: doesn't handle markup well (read as: at all)
3918 my $short = $item->{count} > 1
3919 ? "<b>$item->{count} ×</b> $item->{text}"
3920 : $item->{text};
3921
3922 for ($short) {
3923 s/^\s+//;
3924 s/\s+/ /g;
3925 }
3926
3927 new CFPlus::UI::Label
3928 markup => $short,
3929 tooltip => $item->{tooltip},
3930 tooltip_font => $::FONT_PROP,
3931 tooltip_width => 0.67,
3932 fontsize => $item->{fontsize} || $self->{fontsize},
3933 max_w => $::WIDTH * 0.44,
3934 fg => [@{ $item->{fg} }],
3935 can_events => 1,
3936 can_hover => 1
3937 };
3938
3939 if ((my $diff = $item->{timeout} - $NOW) < 2) {
3940 $label->{fg}[3] = ($item->{fg}[3] || 1) * $diff / 2;
3941 $label->update;
3942 $label->set_max_size (undef, $label->{req_h} * $diff)
3943 if $diff < 1;
3944 $self->{timer}->interval (1/30);
3945 } else {
3946 $label->{fg}[3] = $item->{fg}[3] || 1;
3947 }
3948
3949 push @widgets, $label;
3950 }
3951
3952 $self->clear;
3953 $self->SUPER::add (reverse @widgets);
3954}
3955
3956sub add {
3957 my ($self, $text, %arg) = @_;
3958
3959 $text =~ s/^\s+//;
3960 $text =~ s/\s+$//;
3961
3962 return unless $text;
3963
3964 my $timeout = (int time) + ((delete $arg{timeout}) || 60);
3965
3966 my $group = exists $arg{group} ? $arg{group} : ++$self->{id};
3967
3968 if (my $item = $self->{item}{$group}) {
3969 if ($item->{text} eq $text) {
3970 $item->{count}++;
3971 } else {
3972 $item->{count} = 1;
3973 $item->{text} = $item->{tooltip} = $text;
3974 }
3975 $item->{id} += 0.2;#d#
3976 $item->{timeout} = $timeout;
3977 delete $item->{label};
3978 } else {
3979 $self->{item}{$group} = {
3980 id => ++$self->{id},
3981 text => $text,
3982 timeout => $timeout,
3983 tooltip => $text,
3984 fg => [0.8, 0.8, 0.8, 0.8],
3985 pri => 0,
3986 count => 1,
3987 %arg,
3988 };
3989 }
3990
3991 $ROOT->on_refresh (reorder => sub {
3992 $self->reorder;
3993 });
3994}
3995
3996sub reconfigure {
3997 my ($self) = @_;
3998
3999 delete $_->{label}
4000 for values %{ $self->{item} || {} };
4001
4002 $self->reorder;
4003 $self->SUPER::reconfigure;
4004}
4005
4006sub destroy {
4007 my ($self) = @_;
4008
4009 $self->{timer}->cancel;
4010
4011 $self->SUPER::destroy;
4012}
4013
4014#############################################################################
4015
4016package CFPlus::UI::Root;
4017
4018our @ISA = CFPlus::UI::Container::;
4019
4020use List::Util qw(min max);
4021
4022use CFPlus::OpenGL;
4023
4024sub new {
4025 my $class = shift;
4026
4027 my $self = $class->SUPER::new (
4028 visible => 1,
4029 @_,
4030 );
4031
4032 CFPlus::weaken ($self->{root} = $self);
4033
4034 $self
4035}
4036
4037sub size_request {
4038 my ($self) = @_;
4039
4040 ($self->{w}, $self->{h})
4041}
4042
4043sub _to_pixel {
4044 my ($coord, $size, $max) = @_;
4045
4046 $coord =
4047 $coord eq "center" ? ($max - $size) * 0.5
4048 : $coord eq "max" ? $max
4049 : $coord;
4050
4051 $coord = 0 if $coord < 0;
4052 $coord = $max - $size if $coord > $max - $size;
4053
4054 int $coord + 0.5
4055}
4056
4057sub invoke_size_allocate {
4058 my ($self, $w, $h) = @_;
4059
4060 for my $child ($self->children) {
4061 my ($X, $Y, $W, $H) = @$child{qw(x y req_w req_h)};
4062
4063 $X = $child->{force_x} if exists $child->{force_x};
4064 $Y = $child->{force_y} if exists $child->{force_y};
4065
4066 $X = _to_pixel $X, $W, $self->{w};
4067 $Y = _to_pixel $Y, $H, $self->{h};
4068
4069 $child->configure ($X, $Y, $W, $H);
4070 }
4071
4072 1
4073}
4074
4075sub coord2local {
4076 my ($self, $x, $y) = @_;
4077
4078 ($x, $y)
4079}
4080
4081sub coord2global {
4082 my ($self, $x, $y) = @_;
4083
4084 ($x, $y)
4085}
4086
4087sub update {
4088 my ($self) = @_;
4089
4090 $::WANT_REFRESH++;
4091}
4092
4093sub add {
4094 my ($self, @children) = @_;
4095
4096 $_->{is_toplevel} = 1
4097 for @children;
4098
4099 $self->SUPER::add (@children);
4100}
4101
4102sub remove {
4103 my ($self, @children) = @_;
4104
4105 $self->SUPER::remove (@children);
4106
4107 delete $self->{is_toplevel}
4108 for @children;
4109
4110 while (@children) {
4111 my $w = pop @children;
4112 push @children, $w->children;
4113 $w->set_invisible;
4114 }
4115}
4116
4117sub on_refresh {
4118 my ($self, $id, $cb) = @_;
4119
4120 $self->{refresh_hook}{$id} = $cb;
4121}
4122
4123sub on_post_alloc {
4124 my ($self, $id, $cb) = @_;
4125
4126 $self->{post_alloc_hook}{$id} = $cb;
4127}
4128
4129sub draw {
4130 my ($self) = @_;
4131
4132 while ($self->{refresh_hook}) {
4133 $_->()
4134 for values %{delete $self->{refresh_hook}};
4135 }
4136
4137 if ($self->{realloc}) {
4138 my %queue;
4139 my @queue;
4140 my $widget;
4141
4142 outer:
4143 while () {
4144 if (my $realloc = delete $self->{realloc}) {
4145 for $widget (values %$realloc) {
4146 $widget->{visible} or next; # do not resize invisible widgets
4147
4148 $queue{$widget+0}++ and next; # duplicates are common
4149
4150 push @{ $queue[$widget->{visible}] }, $widget;
4151 }
4152 }
4153
4154 while () {
4155 @queue or last outer;
4156
4157 $widget = pop @{ $queue[-1] || [] }
4158 and last;
4159
4160 pop @queue;
4161 }
4162
4163 delete $queue{$widget+0};
4164
4165 my ($w, $h) = $widget->size_request;
4166
4167 $w = max $widget->{min_w}, $w + $widget->{padding_x} * 2;
4168 $h = max $widget->{min_h}, $h + $widget->{padding_y} * 2;
4169
4170 $w = min $widget->{max_w}, $w if exists $widget->{max_w};
4171 $h = min $widget->{max_h}, $h if exists $widget->{max_h};
4172
4173 $w = $widget->{force_w} if exists $widget->{force_w};
4174 $h = $widget->{force_h} if exists $widget->{force_h};
4175
4176 if ($widget->{req_w} != $w || $widget->{req_h} != $h
4177 || delete $widget->{force_realloc}) {
4178 $widget->{req_w} = $w;
4179 $widget->{req_h} = $h;
4180
4181 $self->{size_alloc}{$widget+0} = $widget;
4182
4183 if (my $parent = $widget->{parent}) {
4184 $self->{realloc}{$parent+0} = $parent
4185 unless $queue{$parent+0};
4186
4187 $parent->{force_size_alloc} = 1;
4188 $self->{size_alloc}{$parent+0} = $parent;
4189 }
4190 }
4191
4192 delete $self->{realloc}{$widget+0};
4193 }
4194 }
4195
4196 while (my $size_alloc = delete $self->{size_alloc}) {
4197 my @queue = sort { $b->{visible} <=> $a->{visible} }
4198 values %$size_alloc;
4199
4200 while () {
4201 my $widget = pop @queue || last;
4202
4203 my ($w, $h) = @$widget{qw(alloc_w alloc_h)};
4204
4205 $w = 0 if $w < 0;
4206 $h = 0 if $h < 0;
4207
4208 $w = max $widget->{min_w}, $w;
4209 $h = max $widget->{min_h}, $h;
4210
4211# $w = min $self->{w} - $widget->{x}, $w if $self->{w};
4212# $h = min $self->{h} - $widget->{y}, $h if $self->{h};
4213
4214 $w = min $widget->{max_w}, $w if exists $widget->{max_w};
4215 $h = min $widget->{max_h}, $h if exists $widget->{max_h};
4216
4217 $w = int $w + 0.5;
4218 $h = int $h + 0.5;
4219
4220 if ($widget->{w} != $w || $widget->{h} != $h || delete $widget->{force_size_alloc}) {
4221 $widget->{old_w} = $widget->{w};
4222 $widget->{old_h} = $widget->{h};
4223
4224 $widget->{w} = $w;
4225 $widget->{h} = $h;
4226
4227 $widget->emit (size_allocate => $w, $h);
4228 }
4229 }
4230 }
4231
4232 while ($self->{post_alloc_hook}) {
4233 $_->()
4234 for values %{delete $self->{post_alloc_hook}};
4235 }
4236
4237 glViewport 0, 0, $::WIDTH, $::HEIGHT;
4238 glClearColor +($::CFG->{fow_intensity}) x 3, 1;
4239 glClear GL_COLOR_BUFFER_BIT;
4240
4241 glMatrixMode GL_PROJECTION;
4242 glLoadIdentity;
4243 glOrtho 0, $::WIDTH, $::HEIGHT, 0, -10000, 10000;
4244 glMatrixMode GL_MODELVIEW;
4245 glLoadIdentity;
4246
4247 {
4248 package CFPlus::UI::Base;
4249
4250 local ($draw_x, $draw_y, $draw_w, $draw_h) =
4251 (0, 0, $self->{w}, $self->{h});
4252
4253 $self->_draw;
4254 }
4255}
4256
4257#############################################################################
4258
4259package CFPlus::UI;
4260
4261$ROOT = new CFPlus::UI::Root;
4262$TOOLTIP = new CFPlus::UI::Tooltip z => 900;
4263
42641
4265

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