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Comparing deliantra/Deliantra-Client/DC/UI.pm (file contents):
Revision 1.24 by root, Sat Apr 8 20:25:26 2006 UTC vs.
Revision 1.375 by root, Mon Jul 16 20:12:19 2007 UTC

1package Crossfire::Client::Widget; 1package CFPlus::UI;
2 2
3use utf8;
3use strict; 4use strict;
4 5
5use Scalar::Util; 6use List::Util ();
7use Event;
6 8
7use SDL::OpenGL; 9use CFPlus;
8use SDL::OpenGL::Constants; 10use CFPlus::Pod;
11use CFPlus::Texture;
9 12
10our $FOCUS; # the widget with current focus 13our ($FOCUS, $HOVER, $GRAB); # various widgets
11our @ACTIVE_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}
12 75
13# class methods for events 76# class methods for events
14sub feed_sdl_key_down_event { $FOCUS->key_down ($_[0]) if $FOCUS } 77sub feed_sdl_key_down_event {
15sub feed_sdl_key_up_event { $FOCUS->key_up ($_[0]) if $FOCUS } 78 $FOCUS->emit (key_down => $_[0])
16sub feed_sdl_button_down_event { $FOCUS->button_down ($_[0]) if $FOCUS } 79 if $FOCUS;
17sub 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 $ev->{dx} = 0;
119 $ev->{dy} = $ev->{button} * 2 - 9;
120 $GRAB->emit (mouse_wheel => $ev);
121 } else {
122 $GRAB->emit (button_down => $ev)
123 }
124 }
125}
126
127sub feed_sdl_button_up_event {
128 my ($ev) = @_;
129
130 my $widget = $GRAB || $ROOT->find_widget ($ev->{x}, $ev->{y});
131
132 $BUTTON_STATE &= ~(1 << ($ev->{button} - 1));
133
134 $GRAB->emit (button_up => $ev)
135 if $GRAB && $ev->{button} != 4 && $ev->{button} != 5;
136
137 unless ($BUTTON_STATE) {
138 my $grab = $GRAB; undef $GRAB;
139 $grab->update if $grab;
140 $GRAB->update if $GRAB;
141
142 check_hover $widget;
143 $TOOLTIP_WATCHER->cb->();
144 }
145}
146
147sub feed_sdl_motion_event {
148 my ($ev) = @_;
149 my ($x, $y) = ($ev->{x}, $ev->{y});
150
151 my $widget = $GRAB || $ROOT->find_widget ($x, $y);
152
153 check_hover $widget;
154
155 $HOVER->emit (mouse_motion => $ev)
156 if $HOVER;
157}
158
159# convert position array to integers
160sub harmonize {
161 my ($vals) = @_;
162
163 my $rem = 0;
164
165 for (@$vals) {
166 my $i = int $_ + $rem;
167 $rem += $_ - $i;
168 $_ = $i;
169 }
170}
171
172sub full_refresh {
173 # make a copy, otherwise for complains about freed values.
174 my @widgets = values %WIDGET;
175
176 $_->update
177 for @widgets;
178}
179
180sub reconfigure_widgets {
181 # make a copy, otherwise C<for> complains about freed values.
182 my @widgets = values %WIDGET;
183
184 $_->reconfigure
185 for @widgets;
186}
187
188# call when resolution changes etc.
189sub rescale_widgets {
190 my ($sx, $sy) = @_;
191
192 for my $widget (values %WIDGET) {
193 if ($widget->{is_toplevel}) {
194 $widget->{x} += int $widget->{w} * 0.5 if $widget->{x} =~ /^[0-9.]+$/;
195 $widget->{y} += int $widget->{h} * 0.5 if $widget->{y} =~ /^[0-9.]+$/;
196
197 $widget->{x} = int 0.5 + $widget->{x} * $sx if $widget->{x} =~ /^[0-9.]+$/;
198 $widget->{w} = int 0.5 + $widget->{w} * $sx if exists $widget->{w};
199 $widget->{force_w} = int 0.5 + $widget->{force_w} * $sx if exists $widget->{force_w};
200 $widget->{y} = int 0.5 + $widget->{y} * $sy if $widget->{y} =~ /^[0-9.]+$/;
201 $widget->{h} = int 0.5 + $widget->{h} * $sy if exists $widget->{h};
202 $widget->{force_h} = int 0.5 + $widget->{force_h} * $sy if exists $widget->{force_h};
203
204 $widget->{x} -= int $widget->{w} * 0.5 if $widget->{x} =~ /^[0-9.]+$/;
205 $widget->{y} -= int $widget->{h} * 0.5 if $widget->{y} =~ /^[0-9.]+$/;
206
207 }
208 }
209
210 reconfigure_widgets;
211}
212
213#############################################################################
214
215package CFPlus::UI::Event;
216
217sub xy {
218 $_[1]->coord2local ($_[0]{x}, $_[0]{y})
219}
220
221#############################################################################
222
223package CFPlus::UI::Base;
224
225use strict;
226
227use CFPlus::OpenGL;
18 228
19sub new { 229sub new {
20 my $class = shift; 230 my $class = shift;
21 231
22 bless { @_ }, $class 232 my $self = bless {
23} 233 x => "center",
234 y => "center",
235 z => 0,
236 w => undef,
237 h => undef,
238 can_events => 1,
239 @_
240 }, $class;
24 241
25sub activate { 242 CFPlus::weaken ($CFPlus::UI::WIDGET{$self+0} = $self);
26 push @ACTIVE_WIDGETS, $_[0];
27 Scalar::Util::weaken $ACTIVE_WIDGETS[-1];
28}
29 243
30sub deactivate { 244 for (keys %$self) {
31 @ACTIVE_WIDGETS = 245 if (/^on_(.*)$/) {
32 sort { $a->{z} <=> $b->{z} } 246 $self->connect ($1 => delete $self->{$_});
33 grep { $_ && $_ != $_[0] } 247 }
34 @ACTIVE_WIDGETS; 248 }
35}
36 249
250 if (my $layout = $CFPlus::UI::LAYOUT->{$self->{name}}) {
251 $self->{x} = $layout->{x} * $CFPlus::UI::ROOT->{alloc_w} if exists $layout->{x};
252 $self->{y} = $layout->{y} * $CFPlus::UI::ROOT->{alloc_h} if exists $layout->{y};
253 $self->{force_w} = $layout->{w} * $CFPlus::UI::ROOT->{alloc_w} if exists $layout->{w};
254 $self->{force_h} = $layout->{h} * $CFPlus::UI::ROOT->{alloc_h} if exists $layout->{h};
255
256 $self->{x} -= $self->{force_w} * 0.5 if exists $layout->{x};
257 $self->{y} -= $self->{force_h} * 0.5 if exists $layout->{y};
258
259 $self->show if $layout->{show};
260 }
261
262 $self
263}
264
265sub destroy {
266 my ($self) = @_;
267
268 $self->hide;
269 $self->emit ("destroy");
270 %$self = ();
271}
272
273sub TO_JSON {
274 { __widget_ref__ => $_[0]{s_id} }
275}
276
277sub show {
278 my ($self) = @_;
279
280 return if $self->{parent};
281
282 $CFPlus::UI::ROOT->add ($self);
283}
284
285sub set_visible {
286 my ($self) = @_;
287
288 return if $self->{visible};
289
290 $self->{root} = $self->{parent}{root};
291 $self->{visible} = $self->{parent}{visible} + 1;
292
293 $self->emit (visibility_change => 1);
294
295 $self->realloc if !exists $self->{req_w};
296
297 $_->set_visible for $self->children;
298}
299
300sub set_invisible {
301 my ($self) = @_;
302
303 return unless $self->{visible};
304
305 $_->set_invisible for $self->children;
306
307 delete $self->{visible};
308 delete $self->{root};
309
310 undef $GRAB if $GRAB == $self;
311 undef $HOVER if $HOVER == $self;
312
313 $CFPlus::UI::TOOLTIP_WATCHER->cb->()
314 if $TOOLTIP->{owner} == $self;
315
316 $self->emit ("focus_out");
317 $self->emit (visibility_change => 0);
318}
319
320sub set_visibility {
321 my ($self, $visible) = @_;
322
323 return if $self->{visible} == $visible;
324
325 $visible ? $self->show
326 : $self->hide;
327}
328
329sub toggle_visibility {
330 my ($self) = @_;
331
332 $self->{visible}
333 ? $self->hide
334 : $self->show;
335}
336
337sub hide {
338 my ($self) = @_;
339
340 $self->set_invisible;
341
342 $self->{parent}->remove ($self)
343 if $self->{parent};
344}
345
37sub move { 346sub move_abs {
38 my ($self, $x, $y, $z) = @_; 347 my ($self, $x, $y, $z) = @_;
39 $self->{x} = $x; 348
40 $self->{y} = $y; 349 $self->{x} = List::Util::max 0, List::Util::min $self->{root}{w} - $self->{w}, int $x;
350 $self->{y} = List::Util::max 0, List::Util::min $self->{root}{h} - $self->{h}, int $y;
41 $self->{z} = $z if defined $z; 351 $self->{z} = $z if defined $z;
42}
43 352
44sub needs_redraw { 353 $self->update;
354}
355
356sub set_size {
357 my ($self, $w, $h) = @_;
358
359 $self->{force_w} = $w;
360 $self->{force_h} = $h;
361
362 $self->realloc;
363}
364
365sub size_request {
366 require Carp;
367 Carp::confess "size_request is abstract";
368}
369
370sub baseline_shift {
45 0 371 0
46} 372}
47 373
48sub size_request { 374sub configure {
49 die "size_request is abtract"; 375 my ($self, $x, $y, $w, $h) = @_;
50}
51 376
377 if ($self->{aspect}) {
378 my ($ow, $oh) = ($w, $h);
379
380 $w = List::Util::min $w, CFPlus::ceil $h * $self->{aspect};
381 $h = List::Util::min $h, CFPlus::ceil $w / $self->{aspect};
382
383 # use alignment to adjust x, y
384
385 $x += int 0.5 * ($ow - $w);
386 $y += int 0.5 * ($oh - $h);
387 }
388
389 if ($self->{x} ne $x || $self->{y} ne $y) {
390 $self->{x} = $x;
391 $self->{y} = $y;
392 $self->update;
393 }
394
395 if ($self->{alloc_w} != $w || $self->{alloc_h} != $h) {
396 return unless $self->{visible};
397
398 $self->{alloc_w} = $w;
399 $self->{alloc_h} = $h;
400
401 $self->{root}{size_alloc}{$self+0} = $self;
402 }
403}
404
405sub children {
406 # nop
407}
408
409sub visible_children {
410 $_[0]->children
411}
412
413sub set_max_size {
414 my ($self, $w, $h) = @_;
415
416 $self->{max_w} = int $w if defined $w;
417 $self->{max_h} = int $h if defined $h;
418
419 $self->realloc;
420}
421
422sub set_tooltip {
423 my ($self, $tooltip) = @_;
424
425 $tooltip =~ s/^\s+//;
426 $tooltip =~ s/\s+$//;
427
428 return if $self->{tooltip} eq $tooltip;
429
430 $self->{tooltip} = $tooltip;
431
432 if ($CFPlus::UI::TOOLTIP->{owner} == $self) {
433 delete $CFPlus::UI::TOOLTIP->{owner};
434 $CFPlus::UI::TOOLTIP_WATCHER->cb->();
435 }
436}
437
438# translate global coordinates to local coordinate system
439sub coord2local {
440 my ($self, $x, $y) = @_;
441
442 Carp::confess unless $self->{parent};#d#
443
444 $self->{parent}->coord2local ($x - $self->{x}, $y - $self->{y})
445}
446
447# translate local coordinates to global coordinate system
448sub coord2global {
449 my ($self, $x, $y) = @_;
450
451 Carp::confess unless $self->{parent};#d#
452
453 $self->{parent}->coord2global ($x + $self->{x}, $y + $self->{y})
454}
455
52sub focus_in { 456sub invoke_focus_in {
53 my ($widget) = @_; 457 my ($self) = @_;
458
459 return if $FOCUS == $self;
460 return unless $self->{can_focus};
461
54 $FOCUS = $widget; 462 $FOCUS = $self;
55}
56 463
464 $self->update;
465
466 0
467}
468
57sub focus_out { 469sub invoke_focus_out {
58 my ($widget) = @_; 470 my ($self) = @_;
59}
60 471
61sub key_down { 472 return unless $FOCUS == $self;
62 my ($widget, $sdlev) = @_;
63}
64 473
65sub key_up { 474 undef $FOCUS;
66 my ($widget, $sdlev) = @_;
67}
68 475
476 $self->update;
477
478 $::MAPWIDGET->grab_focus #d# focus mapwidget if no other widget has focus
479 unless $FOCUS;
480
481 0
482}
483
484sub grab_focus {
485 my ($self) = @_;
486
487 $FOCUS->emit ("focus_out") if $FOCUS;
488 $self->emit ("focus_in");
489}
490
491sub invoke_mouse_motion { 0 }
492sub invoke_button_up { 0 }
493sub invoke_key_down { 0 }
494sub invoke_key_up { 0 }
495sub invoke_mouse_wheel { 0 }
496
69sub button_down { 497sub invoke_button_down {
70 my ($widget, $sdlev) = @_; 498 my ($self, $ev, $x, $y) = @_;
71}
72 499
73sub button_up { 500 $self->grab_focus;
74 my ($widget, $sdlev) = @_;
75}
76 501
77sub w { $_[0]->{w} } 502 0
78sub h { $_[0]->{h} } 503}
79sub x { $_[0]->{x} = $_[1] if $_[1]; $_[0]->{x} } 504
80sub y { $_[0]->{y} = $_[1] if $_[1]; $_[0]->{y} } 505sub connect {
81sub z { $_[0]->{z} = $_[1] if $_[1]; $_[0]->{z} } 506 my ($self, $signal, $cb) = @_;
507
508 push @{ $self->{signal_cb}{$signal} }, $cb;
509
510 defined wantarray and CFPlus::guard {
511 @{ $self->{signal_cb}{$signal} } = grep $_ != $cb,
512 @{ $self->{signal_cb}{$signal} };
513 }
514}
515
516sub disconnect_all {
517 my ($self, $signal) = @_;
518
519 delete $self->{signal_cb}{$signal};
520}
521
522my %has_coords = (
523 button_down => 1,
524 button_up => 1,
525 mouse_motion => 1,
526 mouse_wheel => 1,
527);
528
529sub emit {
530 my ($self, $signal, @args) = @_;
531
532 # I do not really like this solution, but I do not like duplication
533 # and needlessly verbose code, either.
534 my @append
535 = $has_coords{$signal}
536 ? $args[0]->xy ($self)
537 : ();
538
539 #warn +(caller(1))[3] . "emit $signal on $self (parent $self->{parent})\n";#d#
540
541 for my $cb (
542 @{$self->{signal_cb}{$signal} || []}, # before
543 ($self->can ("invoke_$signal") || sub { 1 }), # closure
544 ) {
545 return $cb->($self, @args, @append) || next;
546 }
547
548 # parent
549 $self->{parent} && $self->{parent}->emit ($signal, @args)
550}
551
552sub find_widget {
553 my ($self, $x, $y) = @_;
554
555 return () unless $self->{can_events};
556
557 return $self
558 if $x >= $self->{x} && $x < $self->{x} + $self->{w}
559 && $y >= $self->{y} && $y < $self->{y} + $self->{h};
560
561 ()
562}
563
564sub set_parent {
565 my ($self, $parent) = @_;
566
567 CFPlus::weaken ($self->{parent} = $parent);
568 $self->set_visible if $parent->{visible};
569}
570
571sub realloc {
572 my ($self) = @_;
573
574 if ($self->{visible}) {
575 return if $self->{root}{realloc}{$self+0};
576
577 $self->{root}{realloc}{$self+0} = $self;
578 $self->{root}->update;
579 } else {
580 delete $self->{req_w};
581 delete $self->{req_h};
582 }
583}
584
585sub update {
586 my ($self) = @_;
587
588 $self->{parent}->update
589 if $self->{parent};
590}
591
592sub reconfigure {
593 my ($self) = @_;
594
595 $self->realloc;
596 $self->update;
597}
598
599# using global variables seems a bit hacky, but passing through all drawing
600# functions seems pointless.
601our ($draw_x, $draw_y, $draw_w, $draw_h); # screen rectangle being drawn
82 602
83sub draw { 603sub draw {
84 my ($self) = @_; 604 my ($self) = @_;
605
606 return unless $self->{h} && $self->{w};
607
608 # update screen rectangle
609 local $draw_x = $draw_x + $self->{x};
610 local $draw_y = $draw_y + $self->{y};
611
612 # skip widgets that are entirely outside the drawing area
613 return if ($draw_x + $self->{w} < 0) || ($draw_x >= $draw_w)
614 || ($draw_y + $self->{h} < 0) || ($draw_y >= $draw_h);
85 615
86 glPushMatrix; 616 glPushMatrix;
87 glTranslate $self->{x}, $self->{y}, 0; 617 glTranslate $self->{x}, $self->{y}, 0;
618
619 if ($self == $HOVER && $self->{can_hover}) {
620 glColor 1*0.2, 0.8*0.2, 0.5*0.2, 0.2;
621 glEnable GL_BLEND;
622 glBlendFunc GL_ONE, GL_ONE_MINUS_SRC_ALPHA;
623 glBegin GL_QUADS;
624 glVertex 0 , 0;
625 glVertex $self->{w}, 0;
626 glVertex $self->{w}, $self->{h};
627 glVertex 0 , $self->{h};
628 glEnd;
629 glDisable GL_BLEND;
630 }
631
632 if ($ENV{CFPLUS_DEBUG} & 1) {
633 glPushMatrix;
634 glColor 1, 1, 0, 1;
635 glTranslate 0.375, 0.375;
636 glBegin GL_LINE_LOOP;
637 glVertex 0 , 0;
638 glVertex $self->{w} - 1, 0;
639 glVertex $self->{w} - 1, $self->{h} - 1;
640 glVertex 0 , $self->{h} - 1;
641 glEnd;
642 glPopMatrix;
643 #CFPlus::UI::Label->new (w => $self->{w}, h => $self->{h}, text => $self, fontsize => 0)->_draw;
644 }
645
88 $self->_draw; 646 $self->_draw;
89 glPopMatrix; 647 glPopMatrix;
90} 648}
91 649
92sub _draw { 650sub _draw {
93 my ($widget) = @_; 651 my ($self) = @_;
94}
95 652
96sub bbox { 653 warn "no draw defined for $self\n";
97 my ($widget) = @_;
98} 654}
99 655
656my $cntx;#d#
100sub DESTROY { 657sub DESTROY {
101 my ($self) = @_; 658 my ($self) = @_;
102 659
103 $self->deactivate; 660 return if CFPlus::in_destruct;
104}
105 661
106package Crossfire::Client::Widget::Container; 662 eval { $self->destroy };
663 warn "exception during widget destruction: $@" if $@ & $@ != /during global destruction/;
107 664
108our @ISA = Crossfire::Client::Widget::; 665 delete $WIDGET{$self+0};
666}
109 667
110use SDL::OpenGL; 668#############################################################################
111 669
112sub add { $_[0]->{child} = $_[1] } 670package CFPlus::UI::DrawBG;
113sub get { $_[0]->{child} }
114 671
115sub size_request { $_[0]->{child}->size_request if $_[0]->{child} } 672our @ISA = CFPlus::UI::Base::;
116 673
117sub _draw { die "Containers can't be drawn!" } 674use strict;
675use CFPlus::OpenGL;
118 676
119package Crossfire::Client::Widget::Window; 677sub new {
678 my $class = shift;
120 679
121our @ISA = Crossfire::Client::Widget::Container::; 680 # range [value, low, high, page]
122 681
123use SDL::OpenGL; 682 $class->SUPER::new (
683 #bg => [0, 0, 0, 0.2],
684 #active_bg => [1, 1, 1, 0.5],
685 @_
686 )
687}
688
689sub _draw {
690 my ($self) = @_;
691
692 my $color = $FOCUS == $self && $self->{active_bg}
693 ? $self->{active_bg}
694 : $self->{bg};
695
696 if ($color && (@$color < 4 || $color->[3])) {
697 my ($w, $h) = @$self{qw(w h)};
698
699 glEnable GL_BLEND;
700 glBlendFunc GL_ONE, GL_ONE_MINUS_SRC_ALPHA;
701 glColor_premultiply @$color;
702
703 glBegin GL_QUADS;
704 glVertex 0 , 0;
705 glVertex 0 , $h;
706 glVertex $w, $h;
707 glVertex $w, 0;
708 glEnd;
709
710 glDisable GL_BLEND;
711 }
712}
713
714#############################################################################
715
716package CFPlus::UI::Empty;
717
718our @ISA = CFPlus::UI::Base::;
719
720sub new {
721 my ($class, %arg) = @_;
722 $class->SUPER::new (can_events => 0, %arg);
723}
724
725sub size_request {
726 my ($self) = @_;
727
728 ($self->{w} + 0, $self->{h} + 0)
729}
730
731sub draw { }
732
733#############################################################################
734
735package CFPlus::UI::Container;
736
737our @ISA = CFPlus::UI::Base::;
738
739sub new {
740 my ($class, %arg) = @_;
741
742 my $children = delete $arg{children};
743
744 my $self = $class->SUPER::new (
745 children => [],
746 can_events => 0,
747 %arg,
748 );
749
750 $self->add (@$children)
751 if $children;
752
753 $self
754}
755
756sub realloc {
757 my ($self) = @_;
758
759 $self->{force_realloc} = 1;
760 $self->{force_size_alloc} = 1;
761 $self->SUPER::realloc;
762}
124 763
125sub add { 764sub add {
765 my ($self, @widgets) = @_;
766
767 $_->set_parent ($self)
768 for @widgets;
769
770 use sort 'stable';
771
772 $self->{children} = [
773 sort { $a->{z} <=> $b->{z} }
774 @{$self->{children}}, @widgets
775 ];
776
777 $self->realloc;
778}
779
780sub children {
781 @{ $_[0]{children} }
782}
783
784sub remove {
126 my ($self, $chld) = @_; 785 my ($self, $child) = @_;
786
787 delete $child->{parent};
788 $child->hide;
789
790 $self->{children} = [ grep $_ != $child, @{ $self->{children} } ];
791
792 $self->realloc;
793}
794
795sub clear {
796 my ($self) = @_;
797
798 my $children = delete $self->{children};
799 $self->{children} = [];
800
801 for (@$children) {
802 delete $_->{parent};
803 $_->hide;
804 }
805
806 $self->realloc;
807}
808
809sub find_widget {
810 my ($self, $x, $y) = @_;
811
812 $x -= $self->{x};
813 $y -= $self->{y};
814
815 my $res;
816
817 for (reverse $self->visible_children) {
818 $res = $_->find_widget ($x, $y)
819 and return $res;
820 }
821
822 $self->SUPER::find_widget ($x + $self->{x}, $y + $self->{y})
823}
824
825sub _draw {
826 my ($self) = @_;
827
828 $_->draw for @{$self->{children}};
829}
830
831#############################################################################
832
833package CFPlus::UI::Bin;
834
835our @ISA = CFPlus::UI::Container::;
836
837sub new {
838 my ($class, %arg) = @_;
839
840 my $child = (delete $arg{child}) || new CFPlus::UI::Empty::;
841
842 $class->SUPER::new (children => [$child], %arg)
843}
844
845sub add {
846 my ($self, $child) = @_;
847
848 $self->SUPER::remove ($_) for @{ $self->{children} };
127 $self->SUPER::add ($chld); 849 $self->SUPER::add ($child);
128 $self->render_chld;
129} 850}
130 851
131sub render_chld { 852sub remove {
132 my ($self) = @_; 853 my ($self, $widget) = @_;
133 my $chld = $self->get;
134 my ($w, $h) = $self->size_request;
135 854
136 $self->{texture} = 855 $self->SUPER::remove ($widget);
137 Crossfire::Client::Texture->new_from_opengl ( 856
138 $w, $h, sub { $chld->draw } 857 $self->{children} = [new CFPlus::UI::Empty]
139 ); 858 unless @{$self->{children}};
140 $self->{texture}->upload;
141} 859}
860
861sub child { $_[0]->{children}[0] }
142 862
143sub size_request { 863sub size_request {
864 $_[0]{children}[0]->size_request
865}
866
867sub invoke_size_allocate {
144 my ($self) = @_; 868 my ($self, $w, $h) = @_;
145 my $chld = $self->get 869
146 or return (0, 0); 870 $self->{children}[0]->configure (0, 0, $w, $h);
147 $chld->size_request 871
872 1
873}
874
875#############################################################################
876
877# back-buffered drawing area
878
879package CFPlus::UI::Window;
880
881our @ISA = CFPlus::UI::Bin::;
882
883use CFPlus::OpenGL;
884
885sub new {
886 my ($class, %arg) = @_;
887
888 my $self = $class->SUPER::new (%arg);
889}
890
891sub update {
892 my ($self) = @_;
893
894 $ROOT->on_post_alloc ($self => sub { $self->render_child });
895 $self->SUPER::update;
896}
897
898sub invoke_size_allocate {
899 my ($self, $w, $h) = @_;
900
901 $self->update;
902
903 $self->SUPER::invoke_size_allocate ($w, $h)
904}
905
906sub _render {
907 my ($self) = @_;
908
909 $self->{children}[0]->draw;
910}
911
912sub render_child {
913 my ($self) = @_;
914
915 $self->{texture} = new_from_opengl CFPlus::Texture $self->{w}, $self->{h}, sub {
916 glClearColor 0, 0, 0, 0;
917 glClear GL_COLOR_BUFFER_BIT;
918
919 {
920 package CFPlus::UI::Base;
921
922 local ($draw_x, $draw_y, $draw_w, $draw_h) =
923 (0, 0, $self->{w}, $self->{h});
924
925 $self->_render;
926 }
927 };
148} 928}
149 929
150sub _draw { 930sub _draw {
151 my ($self) = @_; 931 my ($self) = @_;
152 932
153 my ($w, $h) = $self->size_request;#TODO# use widht/height of texture
154 my $tex = $self->{texture} 933 my $tex = $self->{texture}
155 or return; 934 or return;
156 935
936 glEnable GL_TEXTURE_2D;
937 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
938 glColor 0, 0, 0, 1;
939
940 $tex->draw_quad_alpha_premultiplied (0, 0);
941
942 glDisable GL_TEXTURE_2D;
943}
944
945#############################################################################
946
947package CFPlus::UI::ViewPort;
948
949use List::Util qw(min max);
950
951our @ISA = CFPlus::UI::Window::;
952
953sub new {
954 my $class = shift;
955
956 $class->SUPER::new (
957 scroll_x => 0,
958 scroll_y => 1,
959 @_,
960 )
961}
962
963sub size_request {
964 my ($self) = @_;
965
966 my ($w, $h) = @{$self->child}{qw(req_w req_h)};
967
968 $w = 10 if $self->{scroll_x};
969 $h = 10 if $self->{scroll_y};
970
971 ($w, $h)
972}
973
974sub invoke_size_allocate {
975 my ($self, $w, $h) = @_;
976
977 my $child = $self->child;
978
979 $w = $child->{req_w} if $self->{scroll_x} && $child->{req_w};
980 $h = $child->{req_h} if $self->{scroll_y} && $child->{req_h};
981
982 $self->child->configure (0, 0, $w, $h);
983 $self->update;
984
985 1
986}
987
988sub set_offset {
989 my ($self, $x, $y) = @_;
990
991 $self->{view_x} = max 0, min $self->child->{w} - $self->{w}, int $x;
992 $self->{view_y} = max 0, min $self->child->{h} - $self->{h}, int $y;
993
994 $self->update;
995}
996
997# hmm, this does not work for topleft of $self... but we should not ask for that
998sub coord2local {
999 my ($self, $x, $y) = @_;
1000
1001 $self->SUPER::coord2local ($x + $self->{view_x}, $y + $self->{view_y})
1002}
1003
1004sub coord2global {
1005 my ($self, $x, $y) = @_;
1006
1007 $x = List::Util::min $self->{w}, $x - $self->{view_x};
1008 $y = List::Util::min $self->{h}, $y - $self->{view_y};
1009
1010 $self->SUPER::coord2global ($x, $y)
1011}
1012
1013sub find_widget {
1014 my ($self, $x, $y) = @_;
1015
1016 if ( $x >= $self->{x} && $x < $self->{x} + $self->{w}
1017 && $y >= $self->{y} && $y < $self->{y} + $self->{h}
1018 ) {
1019 $self->child->find_widget ($x + $self->{view_x}, $y + $self->{view_y})
1020 } else {
1021 $self->CFPlus::UI::Base::find_widget ($x, $y)
1022 }
1023}
1024
1025sub _render {
1026 my ($self) = @_;
1027
1028 local $CFPlus::UI::Base::draw_x = $CFPlus::UI::Base::draw_x - $self->{view_x};
1029 local $CFPlus::UI::Base::draw_y = $CFPlus::UI::Base::draw_y - $self->{view_y};
1030
1031 CFPlus::OpenGL::glTranslate -$self->{view_x}, -$self->{view_y};
1032
1033 $self->SUPER::_render;
1034}
1035
1036#############################################################################
1037
1038package CFPlus::UI::ScrolledWindow;
1039
1040our @ISA = CFPlus::UI::Table::;
1041
1042sub new {
1043 my ($class, %arg) = @_;
1044
1045 my $child = delete $arg{child};
1046
1047 my $self;
1048
1049 my $hslider = new CFPlus::UI::Slider
1050 vertical => 0,
1051 range => [0, 0, 1, 0.01], # HACK fix
1052 on_changed => sub {
1053 $self->{hpos} = $_[1];
1054 $self->{vp}->set_offset ($self->{hpos}, $self->{vpos});
1055 },
1056 ;
1057
1058 my $vslider = new CFPlus::UI::Slider
1059 vertical => 1,
1060 range => [0, 0, 1, 0.01], # HACK fix
1061 on_changed => sub {
1062 $self->{vpos} = $_[1];
1063 $self->{vp}->set_offset ($self->{hpos}, $self->{vpos});
1064 },
1065 ;
1066
1067 $self = $class->SUPER::new (
1068 scroll_x => 0,
1069 scroll_y => 1,
1070 can_events => 1,
1071 hslider => $hslider,
1072 vslider => $vslider,
1073 col_expand => [1, 0],
1074 row_expand => [1, 0],
1075 %arg,
1076 );
1077
1078 $self->{vp} = new CFPlus::UI::ViewPort
1079 expand => 1,
1080 scroll_x => $self->{scroll_x},
1081 scroll_y => $self->{scroll_y},
1082 ;
1083
1084 $self->SUPER::add (0, 0, $self->{vp});
1085
1086 $self->add ($child) if $child;
1087
1088 $self
1089}
1090
1091#TODO# update range on size_allocate depending on child
1092
1093sub add {
1094 my ($self, $widget) = @_;
1095
1096 $self->{vp}->add ($self->{child} = $widget);
1097}
1098
1099sub update_slider {
1100 my ($self) = @_;
1101
1102 my $child = ($self->{vp} or return)->child;
1103
1104 my ($w1, $w2) = ($child->{w}, $self->{vp}{w});
1105 $self->{hslider}->set_range ([$self->{hslider}{range}[0], 0, $w1, $w2, 1]);
1106
1107 my $visible = $w1 > $w2;
1108 if ($visible != $self->{hslider}{visible}) {
1109 $visible ? $self->SUPER::add (0, 1, $self->{hslider})
1110 : $self->{hslider}->hide;
1111 }
1112
1113 my ($h1, $h2) = ($child->{h}, $self->{vp}{h});
1114 $self->{vslider}->set_range ([$self->{vslider}{range}[0], 0, $h1, $h2, 1]);
1115
1116 my $visible = $h1 > $h2;
1117 if ($visible != $self->{vslider}{visible}) {
1118 $visible ? $self->SUPER::add (1, 0, $self->{vslider})
1119 : $self->{vslider}->hide;
1120 }
1121}
1122
1123sub update {
1124 my ($self) = @_;
1125
1126 $self->SUPER::update;
1127 $self->update_slider;
1128}
1129
1130sub invoke_mouse_wheel {
1131 my ($self, $ev) = @_;
1132
1133 return 0 unless $ev->{dy}; # only vertical movements for now
1134
1135 $self->{vslider}->emit (mouse_wheel => $ev);
1136
1137 1
1138}
1139
1140sub invoke_button_down {
1141 my ($self, $ev, $x, $y) = @_;
1142
1143 if ($ev->{button} == 2) {
1144 $self->grab_focus;
1145
1146 $self->{motion} = sub {
1147 my ($ev, $x, $y) = @_;
1148
1149 $self->{vp}->set_offset (
1150 $self->{vp}{view_x} - $ev->{xrel},
1151 $self->{vp}{view_y} - $ev->{yrel},
1152 );
1153 };
1154
1155 return 1;
1156 }
1157
1158 0
1159}
1160
1161sub invoke_button_up {
1162 my ($self, $ev, $x, $y) = @_;
1163
1164 if (delete $self->{motion}) {
1165 return 1;
1166 }
1167
1168 0
1169}
1170
1171sub invoke_mouse_motion {
1172 my ($self, $ev, $x, $y) = @_;
1173
1174 if ($self->{motion}) {
1175 $self->{motion}->($ev, $x, $y);
1176 return 1;
1177 }
1178
1179 0
1180}
1181
1182sub invoke_size_allocate {
1183 my ($self, $w, $h) = @_;
1184
1185 $self->update_slider;
1186 $self->SUPER::invoke_size_allocate ($w, $h)
1187}
1188
1189#############################################################################
1190
1191package CFPlus::UI::Frame;
1192
1193our @ISA = CFPlus::UI::Bin::;
1194
1195use CFPlus::OpenGL;
1196
1197sub new {
1198 my $class = shift;
1199
1200 $class->SUPER::new (
1201 bg => undef,
1202 @_,
1203 )
1204}
1205
1206sub _draw {
1207 my ($self) = @_;
1208
1209 if ($self->{bg}) {
1210 my ($w, $h) = @$self{qw(w h)};
1211
157 glEnable GL_BLEND; 1212 glEnable GL_BLEND;
1213 glBlendFunc GL_ONE, GL_ONE_MINUS_SRC_ALPHA;
1214 glColor_premultiply @{ $self->{bg} };
1215
1216 glBegin GL_QUADS;
1217 glVertex 0 , 0;
1218 glVertex 0 , $h;
1219 glVertex $w, $h;
1220 glVertex $w, 0;
1221 glEnd;
1222
1223 glDisable GL_BLEND;
1224 }
1225
1226 $self->SUPER::_draw;
1227}
1228
1229#############################################################################
1230
1231package CFPlus::UI::FancyFrame;
1232
1233our @ISA = CFPlus::UI::Bin::;
1234
1235use CFPlus::OpenGL;
1236
1237sub new {
1238 my ($class, %arg) = @_;
1239
1240 if ((exists $arg{label}) && !ref $arg{label}) {
1241 $arg{label} = new CFPlus::UI::Label
1242 align => 1,
1243 valign => 0,
1244 text => $arg{label},
1245 fontsize => ($arg{border} || 0.8) * 0.75;
1246 }
1247
1248 my $self = $class->SUPER::new (
1249 # label => "",
1250 fg => [0.6, 0.3, 0.1],
1251 border => 0.8,
1252 style => 'single',
1253 %arg,
1254 );
1255
1256 $self
1257}
1258
1259sub add {
1260 my ($self, @widgets) = @_;
1261
1262 $self->SUPER::add (@widgets);
1263 $self->CFPlus::UI::Container::add ($self->{label}) if $self->{label};
1264}
1265
1266sub border {
1267 int $_[0]{border} * $::FONTSIZE
1268}
1269
1270sub size_request {
1271 my ($self) = @_;
1272
1273 ($self->{label_w}, undef) = $self->{label}->size_request
1274 if $self->{label};
1275
1276 my ($w, $h) = $self->SUPER::size_request;
1277
1278 (
1279 $w + $self->border * 2,
1280 $h + $self->border * 2,
1281 )
1282}
1283
1284sub invoke_size_allocate {
1285 my ($self, $w, $h) = @_;
1286
1287 my $border = $self->border;
1288
1289 $w -= List::Util::max 0, $border * 2;
1290 $h -= List::Util::max 0, $border * 2;
1291
1292 if (my $label = $self->{label}) {
1293 $label->{w} = List::Util::max 0, List::Util::min $self->{label_w}, $w - $border * 2;
1294 $label->{h} = List::Util::min $h, $border;
1295 $label->invoke_size_allocate ($label->{w}, $label->{h});
1296 }
1297
1298 $self->child->configure ($border, $border, $w, $h);
1299
1300 1
1301}
1302
1303sub _draw {
1304 my ($self) = @_;
1305
1306 my $child = $self->{children}[0];
1307
1308 my $border = $self->border;
1309 my ($w, $h) = ($self->{w}, $self->{h});
1310
1311 $child->draw;
1312
1313 glColor @{$self->{fg}};
1314 glBegin GL_LINE_STRIP;
1315 glVertex $border * 1.5 , $border * 0.5 + 0.5;
1316 glVertex $border * 0.5 + 0.5, $border * 0.5 + 0.5;
1317 glVertex $border * 0.5 + 0.5, $h - $border * 0.5 + 0.5;
1318 glVertex $w - $border * 0.5 + 0.5, $h - $border * 0.5 + 0.5;
1319 glVertex $w - $border * 0.5 + 0.5, $border * 0.5 + 0.5;
1320 glVertex $self->{label} ? $border * 2 + $self->{label}{w} : $border * 1.5, $border * 0.5 + 0.5;
1321 glEnd;
1322
1323 if ($self->{label}) {
1324 glTranslate $border * 2, 0;
1325 $self->{label}->_draw;
1326 }
1327}
1328
1329#############################################################################
1330
1331package CFPlus::UI::Toplevel;
1332
1333our @ISA = CFPlus::UI::Bin::;
1334
1335use CFPlus::OpenGL;
1336
1337my $bg =
1338 new_from_file CFPlus::Texture CFPlus::find_rcfile "d1_bg.png",
1339 mipmap => 1, wrap => 1;
1340
1341my @border =
1342 map { new_from_file CFPlus::Texture CFPlus::find_rcfile $_, mipmap => 1 }
1343 qw(d1_border_top.png d1_border_right.png d1_border_left.png d1_border_bottom.png);
1344
1345sub new {
1346 my ($class, %arg) = @_;
1347
1348 my $self = $class->SUPER::new (
1349 bg => [1, 1, 1, 1],
1350 border_bg => [1, 1, 1, 1],
1351 border => 0.6,
1352 can_events => 1,
1353 min_w => 64,
1354 min_h => 32,
1355 %arg,
1356 );
1357
1358 $self->{title_widget} = new CFPlus::UI::Label
1359 align => 0,
1360 valign => 1,
1361 text => $self->{title},
1362 fontsize => $self->{border},
1363 if exists $self->{title};
1364
1365 if ($self->{has_close_button}) {
1366 $self->{close_button} =
1367 new CFPlus::UI::ImageButton
1368 path => 'x1_close.png',
1369 on_activate => sub { $self->emit ("delete") };
1370
1371 $self->CFPlus::UI::Container::add ($self->{close_button});
1372 }
1373
1374 $self
1375}
1376
1377sub add {
1378 my ($self, @widgets) = @_;
1379
1380 $self->SUPER::add (@widgets);
1381 $self->CFPlus::UI::Container::add ($self->{close_button}) if $self->{close_button};
1382 $self->CFPlus::UI::Container::add ($self->{title_widget}) if $self->{title_widget};
1383}
1384
1385sub border {
1386 int $_[0]{border} * $::FONTSIZE
1387}
1388
1389sub size_request {
1390 my ($self) = @_;
1391
1392 $self->{title_widget}->size_request
1393 if $self->{title_widget};
1394
1395 $self->{close_button}->size_request
1396 if $self->{close_button};
1397
1398 my ($w, $h) = $self->SUPER::size_request;
1399
1400 (
1401 $w + $self->border * 2,
1402 $h + $self->border * 2,
1403 )
1404}
1405
1406sub invoke_size_allocate {
1407 my ($self, $w, $h) = @_;
1408
1409 if ($self->{title_widget}) {
1410 $self->{title_widget}{w} = $w;
1411 $self->{title_widget}{h} = $h;
1412 $self->{title_widget}->invoke_size_allocate ($w, $h);
1413 }
1414
1415 my $border = $self->border;
1416
1417 $h -= List::Util::max 0, $border * 2;
1418 $w -= List::Util::max 0, $border * 2;
1419
1420 $self->child->configure ($border, $border, $w, $h);
1421
1422 $self->{close_button}->configure ($self->{w} - $border, 0, $border, $border)
1423 if $self->{close_button};
1424
1425 1
1426}
1427
1428sub invoke_delete {
1429 my ($self) = @_;
1430
1431 $self->hide;
1432
1433 1
1434}
1435
1436sub invoke_button_down {
1437 my ($self, $ev, $x, $y) = @_;
1438
1439 my ($w, $h) = @$self{qw(w h)};
1440 my $border = $self->border;
1441
1442 my $lr = ($x >= 0 && $x < $border) || ($x > $w - $border && $x < $w);
1443 my $td = ($y >= 0 && $y < $border) || ($y > $h - $border && $y < $h);
1444
1445 if ($lr & $td) {
1446 my ($wx, $wy) = ($self->{x}, $self->{y});
1447 my ($ox, $oy) = ($ev->{x}, $ev->{y});
1448 my ($bw, $bh) = ($self->{w}, $self->{h});
1449
1450 my $mx = $x < $border;
1451 my $my = $y < $border;
1452
1453 $self->{motion} = sub {
1454 my ($ev, $x, $y) = @_;
1455
1456 my $dx = $ev->{x} - $ox;
1457 my $dy = $ev->{y} - $oy;
1458
1459 $self->{force_w} = $bw + $dx * ($mx ? -1 : 1);
1460 $self->{force_h} = $bh + $dy * ($my ? -1 : 1);
1461
1462 $self->move_abs ($wx + $dx * $mx, $wy + $dy * $my);
1463 $self->realloc;
1464 };
1465
1466 } elsif ($lr ^ $td) {
1467 my ($ox, $oy) = ($ev->{x}, $ev->{y});
1468 my ($bx, $by) = ($self->{x}, $self->{y});
1469
1470 $self->{motion} = sub {
1471 my ($ev, $x, $y) = @_;
1472
1473 ($x, $y) = ($ev->{x}, $ev->{y});
1474
1475 $self->move_abs ($bx + $x - $ox, $by + $y - $oy);
1476 # HACK: the next line is required to enforce placement
1477 $self->{parent}->invoke_size_allocate ($self->{parent}{w}, $self->{parent}{h});
1478 };
1479 } else {
1480 return 0;
1481 }
1482
1483 1
1484}
1485
1486sub invoke_button_up {
1487 my ($self, $ev, $x, $y) = @_;
1488
1489 ! ! delete $self->{motion}
1490}
1491
1492sub invoke_mouse_motion {
1493 my ($self, $ev, $x, $y) = @_;
1494
1495 $self->{motion}->($ev, $x, $y) if $self->{motion};
1496
1497 ! ! $self->{motion}
1498}
1499
1500sub invoke_visibility_change {
1501 my ($self, $visible) = @_;
1502
1503 delete $self->{motion} unless $visible;
1504
1505 0
1506}
1507
1508sub _draw {
1509 my ($self) = @_;
1510
1511 my $child = $self->{children}[0];
1512
1513 my ($w, $h ) = ($self->{w}, $self->{h});
1514 my ($cw, $ch) = ($child->{w}, $child->{h});
1515
158 glEnable GL_TEXTURE_2D; 1516 glEnable GL_TEXTURE_2D;
159 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE; 1517 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE;
160 glBindTexture GL_TEXTURE_2D, $tex->{name};
161 1518
162 glColor 1, 1, 1; 1519 my $border = $self->border;
163 1520
1521 glColor @{ $self->{border_bg} };
1522 $border[0]->draw_quad_alpha (0, 0, $w, $border);
1523 $border[1]->draw_quad_alpha (0, $border, $border, $ch);
1524 $border[2]->draw_quad_alpha ($w - $border, $border, $border, $ch);
1525 $border[3]->draw_quad_alpha (0, $h - $border, $w, $border);
1526
1527 if (@{$self->{bg}} < 4 || $self->{bg}[3]) {
1528 glColor @{ $self->{bg} };
1529
1530 # TODO: repeat texture not scale
1531 # solve this better(?)
1532 $bg->{s} = $cw / $bg->{w};
1533 $bg->{t} = $ch / $bg->{h};
1534 $bg->draw_quad_alpha ($border, $border, $cw, $ch);
1535 }
1536
1537 glDisable GL_TEXTURE_2D;
1538
1539 $child->draw;
1540
1541 if ($self->{title_widget}) {
1542 glTranslate 0, $border - $self->{h};
1543 $self->{title_widget}->_draw;
1544
1545 glTranslate 0, - ($border - $self->{h});
1546 }
1547
1548 $self->{close_button}->draw
1549 if $self->{close_button};
1550}
1551
1552#############################################################################
1553
1554package CFPlus::UI::Table;
1555
1556our @ISA = CFPlus::UI::Base::;
1557
1558use List::Util qw(max sum);
1559
1560use CFPlus::OpenGL;
1561
1562sub new {
1563 my $class = shift;
1564
1565 $class->SUPER::new (
1566 children => [],
1567 col_expand => [],
1568 row_expand => [],
1569 @_,
1570 )
1571}
1572
1573sub children {
1574 grep $_, map @$_, grep $_, @{ $_[0]{children} }
1575}
1576
1577# TODO: store row/col info in child widget and use standard add/del
1578sub add {
1579 my ($self) = shift;
1580
1581 while (@_) {
1582 my ($x, $y, $child) = splice @_, 0, 3, ();
1583 $child->set_parent ($self);
1584 $self->{children}[$y][$x] = $child;
1585 }
1586
1587 $self->{force_realloc} = 1;
1588 $self->{force_size_alloc} = 1;
1589 $self->realloc;
1590}
1591
1592sub remove {
1593 my ($self, $child) = @_;
1594
1595 for (@{ $self->{children} }) {
1596 for (@{ $_ || [] }) {
1597 $_ = undef if $_ == $child;
1598 }
1599 }
1600}
1601
1602# TODO: move to container class maybe? send children a signal on removal?
1603sub clear {
1604 my ($self) = @_;
1605
1606 my @children = $self->children;
1607 delete $self->{children};
1608
1609 for (@children) {
1610 delete $_->{parent};
1611 $_->hide;
1612 }
1613
1614 $self->realloc;
1615}
1616
1617sub get_wh {
1618 my ($self) = @_;
1619
1620 my (@w, @h);
1621
1622 for my $y (0 .. $#{$self->{children}}) {
1623 my $row = $self->{children}[$y]
1624 or next;
1625
1626 for my $x (0 .. $#$row) {
1627 my $widget = $row->[$x]
1628 or next;
1629 my ($w, $h) = @$widget{qw(req_w req_h)};
1630
1631 $w[$x] = max $w[$x], $w;
1632 $h[$y] = max $h[$y], $h;
1633 }
1634 }
1635
1636 (\@w, \@h)
1637}
1638
1639sub size_request {
1640 my ($self) = @_;
1641
1642 my ($ws, $hs) = $self->get_wh;
1643
1644 (
1645 (sum @$ws),
1646 (sum @$hs),
1647 )
1648}
1649
1650sub invoke_size_allocate {
1651 my ($self, $w, $h) = @_;
1652
1653 my ($ws, $hs) = $self->get_wh;
1654
1655 my $req_w = (sum @$ws) || 1;
1656 my $req_h = (sum @$hs) || 1;
1657
1658 # TODO: nicer code
1659 my @col_expand = @{$self->{col_expand}};
1660 @col_expand = (1) x @$ws unless @col_expand;
1661 my $col_expand = (sum @col_expand) || 1;
1662
1663 $ws->[$_] += $col_expand[$_] / $col_expand * ($w - $req_w) for 0 .. $#$ws;
1664
1665 CFPlus::UI::harmonize $ws;
1666
1667 my @row_expand = @{$self->{row_expand}};
1668 @row_expand = (1) x @$ws unless @row_expand;
1669 my $row_expand = (sum @row_expand) || 1;
1670
1671 $hs->[$_] += $row_expand[$_] / $row_expand * ($h - $req_h) for 0 .. $#$hs;
1672
1673 CFPlus::UI::harmonize $hs;
1674
1675 my $y;
1676
1677 for my $r (0 .. $#{$self->{children}}) {
1678 my $row = $self->{children}[$r]
1679 or next;
1680
1681 my $x = 0;
1682 my $row_h = $hs->[$r];
1683
1684 for my $c (0 .. $#$row) {
1685 my $col_w = $ws->[$c];
1686
1687 if (my $widget = $row->[$c]) {
1688 $widget->configure ($x, $y, $col_w, $row_h);
1689 }
1690
1691 $x += $col_w;
1692 }
1693
1694 $y += $row_h;
1695 }
1696
1697 1
1698}
1699
1700sub find_widget {
1701 my ($self, $x, $y) = @_;
1702
1703 $x -= $self->{x};
1704 $y -= $self->{y};
1705
1706 my $res;
1707
1708 for (grep $_, map @$_, grep $_, @{ $self->{children} }) {
1709 $res = $_->find_widget ($x, $y)
1710 and return $res;
1711 }
1712
1713 $self->SUPER::find_widget ($x + $self->{x}, $y + $self->{y})
1714}
1715
1716sub _draw {
1717 my ($self) = @_;
1718
1719 for (grep $_, @{$self->{children}}) {
1720 $_->draw for grep $_, @$_;
1721 }
1722}
1723
1724#############################################################################
1725
1726package CFPlus::UI::Fixed;
1727
1728use List::Util qw(min max);
1729
1730our @ISA = CFPlus::UI::Container::;
1731
1732sub add {
1733 my ($self, $child, $posmode, $x, $y, $sizemode, $w, $h) = @_;
1734
1735 $child->{_fixed} = [$posmode, $x, $y, $sizemode, $w, $h];
1736 $self->SUPER::add ($child);
1737}
1738
1739sub _scale($$$) {
1740 my ($mode, $val, $max) = @_;
1741
1742 $mode eq "abs" ? $val
1743 : $mode eq "rel" ? $val * $max
1744 : 0
1745}
1746
1747sub size_request {
1748 my ($self) = @_;
1749
1750 my ($x1, $y1, $x2, $y2) = (0, 0, 0, 0);
1751
1752 # determine overall size by querying abs widgets
1753 for my $child ($self->visible_children) {
1754 my ($pos, $x, $y, $size, $w, $h) = @{ $child->{_fixed} };
1755
1756 if ($pos eq "abs") {
1757 $w = _scale $size, $w, $child->{req_w};
1758 $h = _scale $size, $h, $child->{req_h};
1759
1760 $x1 = min $x1, $x; $x2 = max $x2, $x + $w;
1761 $y1 = min $y1, $y; $y2 = max $y2, $y + $h;
1762 }
1763 }
1764
1765 my $W = $x2 - $x1;
1766 my $H = $y2 - $y1;
1767
1768 # now layout remaining widgets
1769 for my $child ($self->visible_children) {
1770 my ($pos, $x, $y, $size, $w, $h) = @{ $child->{_fixed} };
1771
1772 if ($pos ne "abs") {
1773 $x = _scale $pos, $x, $W;
1774 $y = _scale $pos, $x, $H;
1775 $w = _scale $size, $w, $child->{req_w};
1776 $h = _scale $size, $h, $child->{req_h};
1777
1778 $x1 = min $x1, $x; $x2 = max $x2, $x + $w;
1779 $y1 = min $y1, $y; $y2 = max $y2, $y + $h;
1780 }
1781 }
1782
1783 my $W = $x2 - $x1;
1784 my $H = $y2 - $y1;
1785
1786 ($W, $H)
1787}
1788
1789sub invoke_size_allocate {
1790 my ($self, $W, $H) = @_;
1791
1792 for my $child ($self->visible_children) {
1793 my ($pos, $x, $y, $size, $w, $h) = @{ $child->{_fixed} };
1794
1795 $x = _scale $pos, $x, $W;
1796 $y = _scale $pos, $x, $H;
1797 $w = _scale $size, $w, $child->{req_w};
1798 $h = _scale $size, $h, $child->{req_h};
1799
1800 $child->configure ($x, $y, $w, $h);
1801 }
1802
1803 1
1804}
1805
1806#############################################################################
1807
1808package CFPlus::UI::Box;
1809
1810our @ISA = CFPlus::UI::Container::;
1811
1812sub size_request {
1813 my ($self) = @_;
1814
1815 $self->{vertical}
1816 ? (
1817 (List::Util::max map $_->{req_w}, @{$self->{children}}),
1818 (List::Util::sum map $_->{req_h}, @{$self->{children}}),
1819 )
1820 : (
1821 (List::Util::sum map $_->{req_w}, @{$self->{children}}),
1822 (List::Util::max map $_->{req_h}, @{$self->{children}}),
1823 )
1824}
1825
1826sub invoke_size_allocate {
1827 my ($self, $w, $h) = @_;
1828
1829 my $space = $self->{vertical} ? $h : $w;
1830 my @children = $self->visible_children;
1831
1832 my @req;
1833
1834 if ($self->{homogeneous}) {
1835 @req = ($space / (@children || 1)) x @children;
1836 } else {
1837 @req = map $_->{$self->{vertical} ? "req_h" : "req_w"}, @children;
1838 my $req = List::Util::sum @req;
1839
1840 if ($req > $space) {
1841 # ah well, not enough space
1842 $_ *= $space / $req for @req;
1843 } else {
1844 my $expand = (List::Util::sum map $_->{expand}, @children) || 1;
1845
1846 $space = ($space - $req) / $expand; # remaining space to give away
1847
1848 $req[$_] += $space * $children[$_]{expand}
1849 for 0 .. $#children;
1850 }
1851 }
1852
1853 CFPlus::UI::harmonize \@req;
1854
1855 my $pos = 0;
1856 for (0 .. $#children) {
1857 my $alloc = $req[$_];
1858 $children[$_]->configure ($self->{vertical} ? (0, $pos, $w, $alloc) : ($pos, 0, $alloc, $h));
1859
1860 $pos += $alloc;
1861 }
1862
1863 1
1864}
1865
1866#############################################################################
1867
1868package CFPlus::UI::HBox;
1869
1870our @ISA = CFPlus::UI::Box::;
1871
1872sub new {
1873 my $class = shift;
1874
1875 $class->SUPER::new (
1876 vertical => 0,
1877 @_,
1878 )
1879}
1880
1881#############################################################################
1882
1883package CFPlus::UI::VBox;
1884
1885our @ISA = CFPlus::UI::Box::;
1886
1887sub new {
1888 my $class = shift;
1889
1890 $class->SUPER::new (
1891 vertical => 1,
1892 @_,
1893 )
1894}
1895
1896#############################################################################
1897
1898package CFPlus::UI::Label;
1899
1900our @ISA = CFPlus::UI::DrawBG::;
1901
1902use CFPlus::OpenGL;
1903
1904sub new {
1905 my ($class, %arg) = @_;
1906
1907 my $self = $class->SUPER::new (
1908 fg => [1, 1, 1],
1909 #bg => none
1910 #active_bg => none
1911 #font => default_font
1912 #text => initial text
1913 #markup => initial narkup
1914 #max_w => maximum pixel width
1915 #style => 0, # render flags
1916 ellipsise => 3, # end
1917 layout => (new CFPlus::Layout),
1918 fontsize => 1,
1919 align => -1,
1920 valign => -1,
1921 padding_x => 2,
1922 padding_y => 2,
1923 can_events => 0,
1924 %arg
1925 );
1926
1927 if (exists $self->{template}) {
1928 my $layout = new CFPlus::Layout;
1929 $layout->set_text (delete $self->{template});
1930 $self->{template} = $layout;
1931 }
1932
1933 if (exists $self->{markup}) {
1934 $self->set_markup (delete $self->{markup});
1935 } else {
1936 $self->set_text (delete $self->{text});
1937 }
1938
1939 $self
1940}
1941
1942sub update {
1943 my ($self) = @_;
1944
1945 delete $self->{texture};
1946 $self->SUPER::update;
1947}
1948
1949sub realloc {
1950 my ($self) = @_;
1951
1952 delete $self->{ox};
1953 $self->SUPER::realloc;
1954}
1955
1956sub set_text {
1957 my ($self, $text) = @_;
1958
1959 return if $self->{text} eq "T$text";
1960 $self->{text} = "T$text";
1961
1962 $self->{layout}->set_text ($text);
1963
1964 delete $self->{size_req};
1965 $self->realloc;
1966 $self->update;
1967}
1968
1969sub set_markup {
1970 my ($self, $markup) = @_;
1971
1972 return if $self->{text} eq "M$markup";
1973 $self->{text} = "M$markup";
1974
1975 my $rgba = $markup =~ /span.*(?:foreground|background)/;
1976
1977 $self->{layout}->set_markup ($markup);
1978
1979 delete $self->{size_req};
1980 $self->realloc;
1981 $self->update;
1982}
1983
1984sub size_request {
1985 my ($self) = @_;
1986
1987 $self->{size_req} ||= do {
1988 $self->{layout}->set_font ($self->{font}) if $self->{font};
1989 $self->{layout}->set_width ($self->{max_w} || -1);
1990 $self->{layout}->set_ellipsise ($self->{ellipsise});
1991 $self->{layout}->set_single_paragraph_mode ($self->{ellipsise});
1992 $self->{layout}->set_height ($self->{fontsize} * $::FONTSIZE);
1993
1994 my ($w, $h) = $self->{layout}->size;
1995
1996 if (exists $self->{template}) {
1997 $self->{template}->set_font ($self->{font}) if $self->{font};
1998 $self->{template}->set_width ($self->{max_w} || -1);
1999 $self->{template}->set_height ($self->{fontsize} * $::FONTSIZE);
2000
2001 my ($w2, $h2) = $self->{template}->size;
2002
2003 $w = List::Util::max $w, $w2;
2004 $h = List::Util::max $h, $h2;
2005 }
2006
2007 [$w, $h]
2008 };
2009
2010 @{ $self->{size_req} }
2011}
2012
2013sub baseline_shift {
2014 $_[0]{layout}->descent
2015}
2016
2017sub invoke_size_allocate {
2018 my ($self, $w, $h) = @_;
2019
2020 delete $self->{ox};
2021
2022 delete $self->{texture}
2023 unless $w >= $self->{req_w} && $self->{old_w} >= $self->{req_w};
2024
2025 1
2026}
2027
2028sub set_fontsize {
2029 my ($self, $fontsize) = @_;
2030
2031 $self->{fontsize} = $fontsize;
2032 delete $self->{size_req};
2033 delete $self->{texture};
2034
2035 $self->realloc;
2036}
2037
2038sub reconfigure {
2039 my ($self) = @_;
2040
2041 delete $self->{size_req};
2042 delete $self->{texture};
2043
2044 $self->SUPER::reconfigure;
2045}
2046
2047sub _draw {
2048 my ($self) = @_;
2049
2050 $self->SUPER::_draw; # draw background, if applicable
2051
2052 my $size = $self->{texture} ||= do {
2053 $self->{layout}->set_foreground (@{$self->{fg}});
2054 $self->{layout}->set_font ($self->{font}) if $self->{font};
2055 $self->{layout}->set_width ($self->{w});
2056 $self->{layout}->set_ellipsise ($self->{ellipsise});
2057 $self->{layout}->set_single_paragraph_mode ($self->{ellipsise});
2058 $self->{layout}->set_height ($self->{fontsize} * $::FONTSIZE);
2059
2060 [$self->{layout}->size]
2061 };
2062
2063 unless (exists $self->{ox}) {
2064 $self->{ox} = int ($self->{align} < 0 ? $self->{padding_x}
2065 : $self->{align} > 0 ? $self->{w} - $size->[0] - $self->{padding_x}
2066 : ($self->{w} - $size->[0]) * 0.5);
2067
2068 $self->{oy} = int ($self->{valign} < 0 ? $self->{padding_y}
2069 : $self->{valign} > 0 ? $self->{h} - $size->[1] - $self->{padding_y}
2070 : ($self->{h} - $size->[1]) * 0.5);
2071 };
2072
2073 my $w = List::Util::min $self->{w} + 4, $size->[0];
2074 my $h = List::Util::min $self->{h} + 2, $size->[1];
2075
2076 $self->{layout}->render ($self->{ox}, $self->{oy}, $self->{style});
2077}
2078
2079#############################################################################
2080
2081package CFPlus::UI::EntryBase;
2082
2083our @ISA = CFPlus::UI::Label::;
2084
2085use CFPlus::OpenGL;
2086
2087sub new {
2088 my $class = shift;
2089
2090 $class->SUPER::new (
2091 fg => [1, 1, 1],
2092 bg => [0, 0, 0, 0.2],
2093 active_bg => [1, 1, 1, 0.5],
2094 active_fg => [0, 0, 0],
2095 can_hover => 1,
2096 can_focus => 1,
2097 valign => 0,
2098 can_events => 1,
2099 ellipsise => 0,
2100 #text => ...
2101 #hidden => "*",
2102 @_
2103 )
2104}
2105
2106sub _set_text {
2107 my ($self, $text) = @_;
2108
2109 delete $self->{cur_h};
2110
2111 return if $self->{text} eq $text;
2112
2113 $self->{last_activity} = $::NOW;
2114 $self->{text} = $text;
2115
2116 $text =~ s/./*/g if $self->{hidden};
2117 $self->{layout}->set_text ("$text ");
2118 delete $self->{size_req};
2119
2120 $self->emit (changed => $self->{text});
2121
2122 $self->realloc;
2123 $self->update;
2124}
2125
2126sub set_text {
2127 my ($self, $text) = @_;
2128
2129 $self->{cursor} = length $text;
2130 $self->_set_text ($text);
2131}
2132
2133sub get_text {
2134 $_[0]{text}
2135}
2136
2137sub size_request {
2138 my ($self) = @_;
2139
2140 my ($w, $h) = $self->SUPER::size_request;
2141
2142 ($w + 1, $h) # add 1 for cursor
2143}
2144
2145sub invoke_key_down {
2146 my ($self, $ev) = @_;
2147
2148 my $mod = $ev->{mod};
2149 my $sym = $ev->{sym};
2150 my $uni = $ev->{unicode};
2151
2152 my $text = $self->get_text;
2153
2154 $self->{cursor} = List::Util::max 0, List::Util::min $self->{cursor}, length $text;
2155
2156 if ($uni == 8) {
2157 substr $text, --$self->{cursor}, 1, "" if $self->{cursor};
2158 } elsif ($uni == 127) {
2159 substr $text, $self->{cursor}, 1, "";
2160 } elsif ($sym == CFPlus::SDLK_LEFT) {
2161 --$self->{cursor} if $self->{cursor};
2162 } elsif ($sym == CFPlus::SDLK_RIGHT) {
2163 ++$self->{cursor} if $self->{cursor} < length $self->{text};
2164 } elsif ($sym == CFPlus::SDLK_HOME) {
2165 # what a hack
2166 $self->{cursor} =
2167 (substr $self->{text}, 0, $self->{cursor}) =~ /^(.*\012)/
2168 ? length $1
2169 : 0;
2170 } elsif ($sym == CFPlus::SDLK_END) {
2171 # uh, again
2172 $self->{cursor} =
2173 (substr $self->{text}, $self->{cursor}) =~ /^([^\012]*)\012/
2174 ? $self->{cursor} + length $1
2175 : length $self->{text};
2176 } elsif ($uni == 21) { # ctrl-u
2177 $text = "";
2178 $self->{cursor} = 0;
2179 } elsif ($uni == 27) {
2180 $self->emit ('escape');
2181 } elsif ($uni == 0x0d) {
2182 substr $text, $self->{cursor}++, 0, "\012";
2183 } elsif ($uni >= 0x20) {
2184 substr $text, $self->{cursor}++, 0, chr $uni;
2185 } else {
2186 return 0;
2187 }
2188
2189 $self->_set_text ($text);
2190
2191 $self->realloc;
2192 $self->update;
2193
2194 1
2195}
2196
2197sub invoke_focus_in {
2198 my ($self) = @_;
2199
2200 $self->{last_activity} = $::NOW;
2201
2202 $self->SUPER::invoke_focus_in
2203}
2204
2205sub invoke_button_down {
2206 my ($self, $ev, $x, $y) = @_;
2207
2208 $self->SUPER::invoke_button_down ($ev, $x, $y);
2209
2210 my $idx = $self->{layout}->xy_to_index ($x, $y);
2211
2212 # byte-index to char-index
2213 my $text = $self->{text};
2214 utf8::encode $text; $text = substr $text, 0, $idx; utf8::decode $text;
2215 $self->{cursor} = length $text;
2216
2217 $self->_set_text ($self->{text});
2218 $self->update;
2219
2220 1
2221}
2222
2223sub invoke_mouse_motion {
2224 my ($self, $ev, $x, $y) = @_;
2225# printf "M %d,%d %d,%d\n", $ev->motion_x, $ev->motion_y, $x, $y;#d#
2226
2227 1
2228}
2229
2230sub _draw {
2231 my ($self) = @_;
2232
2233 local $self->{fg} = $self->{fg};
2234
2235 if ($FOCUS == $self) {
2236 glColor_premultiply @{$self->{active_bg}};
2237 $self->{fg} = $self->{active_fg};
2238 } else {
2239 glColor_premultiply @{$self->{bg}};
2240 }
2241
2242 glEnable GL_BLEND;
2243 glBlendFunc GL_ONE, GL_ONE_MINUS_SRC_ALPHA;
164 glBegin GL_QUADS; 2244 glBegin GL_QUADS;
165 glTexCoord 0, 0; glVertex 0, 0; 2245 glVertex 0 , 0;
166 glTexCoord 0, 1; glVertex 0, $h; 2246 glVertex 0 , $self->{h};
167 glTexCoord 1, 1; glVertex $w, $h; 2247 glVertex $self->{w}, $self->{h};
168 glTexCoord 1, 0; glVertex $w, 0; 2248 glVertex $self->{w}, 0;
169 glEnd; 2249 glEnd;
2250 glDisable GL_BLEND;
2251
2252 $self->SUPER::_draw;
2253
2254 #TODO: force update every cursor change :(
2255 if ($FOCUS == $self && (($::NOW - $self->{last_activity}) & 1023) < 600) {
2256
2257 unless (exists $self->{cur_h}) {
2258 my $text = substr $self->{text}, 0, $self->{cursor};
2259 utf8::encode $text;
2260
2261 @$self{qw(cur_x cur_y cur_h)} = $self->{layout}->cursor_pos (length $text)
2262 }
2263
2264 glBegin GL_LINES;
2265 glVertex 0.5 + $self->{cur_x} + $self->{ox}, $self->{cur_y} + $self->{oy};
2266 glVertex 0.5 + $self->{cur_x} + $self->{ox}, $self->{cur_y} + $self->{oy} + $self->{cur_h};
2267 glEnd;
2268 }
2269}
2270
2271#############################################################################
2272
2273package CFPlus::UI::Entry;
2274
2275our @ISA = CFPlus::UI::EntryBase::;
2276
2277use CFPlus::OpenGL;
2278
2279sub invoke_key_down {
2280 my ($self, $ev) = @_;
2281
2282 my $sym = $ev->{sym};
2283
2284 if ($ev->{uni} == 0x0d || $sym == 13) {
2285 unshift @{$self->{history}},
2286 my $txt = $self->get_text;
2287
2288 $self->{history_pointer} = -1;
2289 $self->{history_saveback} = '';
2290 $self->emit (activate => $txt);
2291 $self->update;
2292
2293 } elsif ($sym == CFPlus::SDLK_UP) {
2294 if ($self->{history_pointer} < 0) {
2295 $self->{history_saveback} = $self->get_text;
2296 }
2297 if (@{$self->{history} || []} > 0) {
2298 $self->{history_pointer}++;
2299 if ($self->{history_pointer} >= @{$self->{history} || []}) {
2300 $self->{history_pointer} = @{$self->{history} || []} - 1;
2301 }
2302 $self->set_text ($self->{history}->[$self->{history_pointer}]);
2303 }
2304
2305 } elsif ($sym == CFPlus::SDLK_DOWN) {
2306 $self->{history_pointer}--;
2307 $self->{history_pointer} = -1 if $self->{history_pointer} < 0;
2308
2309 if ($self->{history_pointer} >= 0) {
2310 $self->set_text ($self->{history}->[$self->{history_pointer}]);
2311 } else {
2312 $self->set_text ($self->{history_saveback});
2313 }
2314
2315 } else {
2316 return $self->SUPER::invoke_key_down ($ev)
2317 }
2318
2319 1
2320}
2321
2322#############################################################################
2323
2324package CFPlus::UI::TextEdit;
2325
2326our @ISA = CFPlus::UI::EntryBase::;
2327
2328use CFPlus::OpenGL;
2329
2330sub move_cursor_ver {
2331 my ($self, $dy) = @_;
2332
2333 my ($y, $x) = $self->{layout}->index_to_line_x ($self->{cursor});
2334
2335 $y += $dy;
2336
2337 if (defined (my $index = $self->{layout}->line_x_to_index ($y, $x))) {
2338 $self->{cursor} = $index;
2339 delete $self->{cur_h};
2340 $self->update;
2341 return;
2342 }
2343}
2344
2345sub invoke_key_down {
2346 my ($self, $ev) = @_;
2347
2348 my $sym = $ev->{sym};
2349
2350 if ($sym == CFPlus::SDLK_UP) {
2351 $self->move_cursor_ver (-1);
2352 } elsif ($sym == CFPlus::SDLK_DOWN) {
2353 $self->move_cursor_ver (+1);
2354 } else {
2355 return $self->SUPER::invoke_key_down ($ev)
2356 }
2357
2358 1
2359}
2360
2361#############################################################################
2362
2363package CFPlus::UI::Button;
2364
2365our @ISA = CFPlus::UI::Label::;
2366
2367use CFPlus::OpenGL;
2368
2369my @tex =
2370 map { new_from_file CFPlus::Texture CFPlus::find_rcfile $_, mipmap => 1 }
2371 qw(b1_button_active.png);
2372
2373sub new {
2374 my $class = shift;
2375
2376 $class->SUPER::new (
2377 padding_x => 4,
2378 padding_y => 4,
2379 fg => [1, 1, 1],
2380 active_fg => [0, 0, 1],
2381 can_hover => 1,
2382 align => 0,
2383 valign => 0,
2384 can_events => 1,
2385 @_
2386 )
2387}
2388
2389sub invoke_button_up {
2390 my ($self, $ev, $x, $y) = @_;
2391
2392 $self->emit ("activate")
2393 if $x >= 0 && $x < $self->{w}
2394 && $y >= 0 && $y < $self->{h};
2395
2396 1
2397}
2398
2399sub _draw {
2400 my ($self) = @_;
2401
2402 local $self->{fg} = $GRAB == $self ? $self->{active_fg} : $self->{fg};
2403
2404 glEnable GL_TEXTURE_2D;
2405 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
2406 glColor 0, 0, 0, 1;
2407
2408 $tex[0]->draw_quad_alpha (0, 0, $self->{w}, $self->{h});
2409
2410 glDisable GL_TEXTURE_2D;
2411
2412 $self->SUPER::_draw;
2413}
2414
2415#############################################################################
2416
2417package CFPlus::UI::CheckBox;
2418
2419our @ISA = CFPlus::UI::DrawBG::;
2420
2421my @tex =
2422 map { new_from_file CFPlus::Texture CFPlus::find_rcfile $_, mipmap => 1 }
2423 qw(c1_checkbox_bg.png c1_checkbox_active.png);
2424
2425use CFPlus::OpenGL;
2426
2427sub new {
2428 my $class = shift;
2429
2430 $class->SUPER::new (
2431 padding_x => 2,
2432 padding_y => 2,
2433 fg => [1, 1, 1],
2434 active_fg => [1, 1, 0],
2435 bg => [0, 0, 0, 0.2],
2436 active_bg => [1, 1, 1, 0.5],
2437 state => 0,
2438 can_hover => 1,
2439 @_
2440 )
2441}
2442
2443sub size_request {
2444 my ($self) = @_;
2445
2446 (6) x 2
2447}
2448
2449sub toggle {
2450 my ($self) = @_;
2451
2452 $self->{state} = !$self->{state};
2453 $self->emit (changed => $self->{state});
2454 $self->update;
2455}
2456
2457sub invoke_button_down {
2458 my ($self, $ev, $x, $y) = @_;
2459
2460 if ($x >= $self->{padding_x} && $x < $self->{w} - $self->{padding_x}
2461 && $y >= $self->{padding_y} && $y < $self->{h} - $self->{padding_y}) {
2462 $self->toggle;
2463 } else {
2464 return 0
2465 }
2466
2467 1
2468}
2469
2470sub _draw {
2471 my ($self) = @_;
2472
2473 $self->SUPER::_draw;
2474
2475 glTranslate $self->{padding_x} + 0.375, $self->{padding_y} + 0.375, 0;
2476
2477 my ($w, $h) = @$self{qw(w h)};
2478
2479 my $s = List::Util::min $w - $self->{padding_x} * 2, $h - $self->{padding_y} * 2;
2480
2481 glColor @{ $FOCUS == $self ? $self->{active_fg} : $self->{fg} };
2482
2483 my $tex = $self->{state} ? $tex[1] : $tex[0];
2484
2485 glEnable GL_TEXTURE_2D;
2486 $tex->draw_quad_alpha (0, 0, $s, $s);
2487 glDisable GL_TEXTURE_2D;
2488}
2489
2490#############################################################################
2491
2492package CFPlus::UI::Image;
2493
2494our @ISA = CFPlus::UI::Base::;
2495
2496use CFPlus::OpenGL;
2497
2498our %texture_cache;
2499
2500sub new {
2501 my $class = shift;
2502
2503 my $self = $class->SUPER::new (
2504 can_events => 0,
2505 @_,
2506 );
2507
2508 $self->{path} || $self->{tex}
2509 or Carp::croak "'path' or 'tex' attributes required";
2510
2511 $self->{tex} ||= $texture_cache{$self->{path}} ||=
2512 new_from_file CFPlus::Texture CFPlus::find_rcfile $self->{path}, mipmap => 1;
2513
2514 CFPlus::weaken $texture_cache{$self->{path}};
2515
2516 $self->{aspect} ||= $self->{tex}{w} / $self->{tex}{h};
2517
2518 $self
2519}
2520
2521sub STORABLE_freeze {
2522 my ($self, $cloning) = @_;
2523
2524 $self->{path}
2525 or die "cannot serialise CFPlus::UI::Image on non-loadable images\n";
2526
2527 $self->{path}
2528}
2529
2530sub STORABLE_attach {
2531 my ($self, $cloning, $path) = @_;
2532
2533 $self->new (path => $path)
2534}
2535
2536sub size_request {
2537 my ($self) = @_;
2538
2539 ($self->{tex}{w}, $self->{tex}{h})
2540}
2541
2542sub _draw {
2543 my ($self) = @_;
2544
2545 my $tex = $self->{tex};
2546
2547 my ($w, $h) = ($self->{w}, $self->{h});
2548
2549 if ($self->{rot90}) {
2550 glRotate 90, 0, 0, 1;
2551 glTranslate 0, -$self->{w}, 0;
2552
2553 ($w, $h) = ($h, $w);
2554 }
2555
2556 glEnable GL_TEXTURE_2D;
2557 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
2558
2559 $tex->draw_quad (0, 0, $w, $h);
2560
2561 glDisable GL_TEXTURE_2D;
2562}
2563
2564#############################################################################
2565
2566package CFPlus::UI::ImageButton;
2567
2568our @ISA = CFPlus::UI::Image::;
2569
2570use CFPlus::OpenGL;
2571
2572my %textures;
2573
2574sub new {
2575 my $class = shift;
2576
2577 my $self = $class->SUPER::new (
2578 padding_x => 4,
2579 padding_y => 4,
2580 fg => [1, 1, 1],
2581 active_fg => [0, 0, 1],
2582 can_hover => 1,
2583 align => 0,
2584 valign => 0,
2585 can_events => 1,
2586 @_
2587 );
2588}
2589
2590sub invoke_button_up {
2591 my ($self, $ev, $x, $y) = @_;
2592
2593 $self->emit ("activate")
2594 if $x >= 0 && $x < $self->{w}
2595 && $y >= 0 && $y < $self->{h};
2596
2597 1
2598}
2599
2600#############################################################################
2601
2602package CFPlus::UI::VGauge;
2603
2604our @ISA = CFPlus::UI::Base::;
2605
2606use List::Util qw(min max);
2607
2608use CFPlus::OpenGL;
2609
2610my %tex = (
2611 food => [
2612 map { new_from_file CFPlus::Texture CFPlus::find_rcfile $_, mipmap => 1 }
2613 qw/g1_food_gauge_empty.png g1_food_gauge_full.png/
2614 ],
2615 grace => [
2616 map { new_from_file CFPlus::Texture CFPlus::find_rcfile $_, mipmap => 1 }
2617 qw/g1_grace_gauge_empty.png g1_grace_gauge_full.png g1_grace_gauge_overflow.png/
2618 ],
2619 hp => [
2620 map { new_from_file CFPlus::Texture CFPlus::find_rcfile $_, mipmap => 1 }
2621 qw/g1_hp_gauge_empty.png g1_hp_gauge_full.png/
2622 ],
2623 mana => [
2624 map { new_from_file CFPlus::Texture CFPlus::find_rcfile $_, mipmap => 1 }
2625 qw/g1_mana_gauge_empty.png g1_mana_gauge_full.png g1_mana_gauge_overflow.png/
2626 ],
2627);
2628
2629# eg. VGauge->new (gauge => 'food'), default gauge: food
2630sub new {
2631 my $class = shift;
2632
2633 my $self = $class->SUPER::new (
2634 type => 'food',
2635 @_
2636 );
2637
2638 $self->{aspect} = $tex{$self->{type}}[0]{w} / $tex{$self->{type}}[0]{h};
2639
2640 $self
2641}
2642
2643sub size_request {
2644 my ($self) = @_;
2645
2646 #my $tex = $tex{$self->{type}}[0];
2647 #@$tex{qw(w h)}
2648 (0, 0)
2649}
2650
2651sub set_max {
2652 my ($self, $max) = @_;
2653
2654 return if $self->{max_val} == $max;
2655
2656 $self->{max_val} = $max;
2657 $self->update;
2658}
2659
2660sub set_value {
2661 my ($self, $val, $max) = @_;
2662
2663 $self->set_max ($max)
2664 if defined $max;
2665
2666 return if $self->{val} == $val;
2667
2668 $self->{val} = $val;
2669 $self->update;
2670}
2671
2672sub _draw {
2673 my ($self) = @_;
2674
2675 my $tex = $tex{$self->{type}};
2676 my ($t1, $t2, $t3) = @$tex;
2677
2678 my ($w, $h) = ($self->{w}, $self->{h});
2679
2680 if ($self->{vertical}) {
2681 glRotate 90, 0, 0, 1;
2682 glTranslate 0, -$self->{w}, 0;
2683
2684 ($w, $h) = ($h, $w);
2685 }
2686
2687 my $ycut = $self->{val} / ($self->{max_val} || 1);
2688
2689 my $ycut1 = max 0, min 1, $ycut;
2690 my $ycut2 = max 0, min 1, $ycut - 1;
2691
2692 my $h1 = $self->{h} * (1 - $ycut1);
2693 my $h2 = $self->{h} * (1 - $ycut2);
2694 my $h3 = $self->{h};
2695
2696 $_ = $_ * (284-4)/288 + 4/288 for ($h1, $h2, $h3);
2697
2698 glEnable GL_BLEND;
2699 glBlendFuncSeparate GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA,
2700 GL_ONE, GL_ONE_MINUS_SRC_ALPHA;
2701 glEnable GL_TEXTURE_2D;
2702 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
2703
2704 glBindTexture GL_TEXTURE_2D, $t1->{name};
2705 glBegin GL_QUADS;
2706 glTexCoord 0 , 0; glVertex 0 , 0;
2707 glTexCoord 0 , $t1->{t} * (1 - $ycut1); glVertex 0 , $h1;
2708 glTexCoord $t1->{s}, $t1->{t} * (1 - $ycut1); glVertex $w, $h1;
2709 glTexCoord $t1->{s}, 0; glVertex $w, 0;
2710 glEnd;
2711
2712 my $ycut1 = List::Util::min 1, $ycut;
2713 glBindTexture GL_TEXTURE_2D, $t2->{name};
2714 glBegin GL_QUADS;
2715 glTexCoord 0 , $t2->{t} * (1 - $ycut1); glVertex 0 , $h1;
2716 glTexCoord 0 , $t2->{t} * (1 - $ycut2); glVertex 0 , $h2;
2717 glTexCoord $t2->{s}, $t2->{t} * (1 - $ycut2); glVertex $w, $h2;
2718 glTexCoord $t2->{s}, $t2->{t} * (1 - $ycut1); glVertex $w, $h1;
2719 glEnd;
2720
2721 if ($t3) {
2722 glBindTexture GL_TEXTURE_2D, $t3->{name};
2723 glBegin GL_QUADS;
2724 glTexCoord 0 , $t3->{t} * (1 - $ycut2); glVertex 0 , $h2;
2725 glTexCoord 0 , $t3->{t}; glVertex 0 , $h3;
2726 glTexCoord $t3->{s}, $t3->{t}; glVertex $w, $h3;
2727 glTexCoord $t3->{s}, $t3->{t} * (1 - $ycut2); glVertex $w, $h2;
2728 glEnd;
2729 }
170 2730
171 glDisable GL_BLEND; 2731 glDisable GL_BLEND;
172 glDisable GL_TEXTURE_2D; 2732 glDisable GL_TEXTURE_2D;
173} 2733}
174 2734
175package Crossfire::Client::Widget::Frame; 2735#############################################################################
176 2736
177our @ISA = Crossfire::Client::Widget::Container::; 2737package CFPlus::UI::Gauge;
178 2738
179use SDL::OpenGL; 2739our @ISA = CFPlus::UI::VBox::;
2740
2741sub new {
2742 my ($class, %arg) = @_;
2743
2744 my $self = $class->SUPER::new (
2745 tooltip => $arg{type},
2746 can_hover => 1,
2747 can_events => 1,
2748 %arg,
2749 );
2750
2751 $self->add ($self->{value} = new CFPlus::UI::Label valign => +1, align => 0, template => "999");
2752 $self->add ($self->{gauge} = new CFPlus::UI::VGauge type => $self->{type}, expand => 1, can_hover => 1);
2753 $self->add ($self->{max} = new CFPlus::UI::Label valign => -1, align => 0, template => "999");
2754
2755 $self
2756}
2757
2758sub set_fontsize {
2759 my ($self, $fsize) = @_;
2760
2761 $self->{value}->set_fontsize ($fsize);
2762 $self->{max} ->set_fontsize ($fsize);
2763}
2764
2765sub set_max {
2766 my ($self, $max) = @_;
2767
2768 $self->{gauge}->set_max ($max);
2769 $self->{max}->set_text ($max);
2770}
2771
2772sub set_value {
2773 my ($self, $val, $max) = @_;
2774
2775 $self->set_max ($max)
2776 if defined $max;
2777
2778 $self->{gauge}->set_value ($val, $max);
2779 $self->{value}->set_text ($val);
2780}
2781
2782#############################################################################
2783
2784package CFPlus::UI::Slider;
2785
2786use strict;
2787
2788use CFPlus::OpenGL;
2789
2790our @ISA = CFPlus::UI::DrawBG::;
2791
2792my @tex =
2793 map { new_from_file CFPlus::Texture CFPlus::find_rcfile $_ }
2794 qw(s1_slider.png s1_slider_bg.png);
2795
2796sub new {
2797 my $class = shift;
2798
2799 # range [value, low, high, page, unit]
2800
2801 # TODO: 0-width page
2802 # TODO: req_w/h are wrong with vertical
2803 # TODO: calculations are off
2804 my $self = $class->SUPER::new (
2805 fg => [1, 1, 1],
2806 active_fg => [0, 0, 0],
2807 bg => [0, 0, 0, 0.2],
2808 active_bg => [1, 1, 1, 0.5],
2809 range => [0, 0, 100, 10, 0],
2810 min_w => $::WIDTH / 80,
2811 min_h => $::WIDTH / 80,
2812 vertical => 0,
2813 can_hover => 1,
2814 inner_pad => 0.02,
2815 @_
2816 );
2817
2818 $self->set_value ($self->{range}[0]);
2819 $self->update;
2820
2821 $self
2822}
2823
2824sub set_range {
2825 my ($self, $range) = @_;
2826
2827 ($range, $self->{range}) = ($self->{range}, $range);
2828
2829 if ("@$range" ne "@{$self->{range}}") {
2830 $self->update;
2831 $self->set_value ($self->{range}[0]);
2832 }
2833}
2834
2835sub set_value {
2836 my ($self, $value) = @_;
2837
2838 my ($old_value, $lo, $hi, $page, $unit) = @{$self->{range}};
2839
2840 $hi = $lo + 1 if $hi <= $lo;
2841
2842 $page = $hi - $lo if $page > $hi - $lo;
2843
2844 $value = $lo if $value < $lo;
2845 $value = $hi - $page if $value > $hi - $page;
2846
2847 $value = $lo + $unit * int +($value - $lo + $unit * 0.5) / $unit
2848 if $unit;
2849
2850 @{$self->{range}} = ($value, $lo, $hi, $page, $unit);
2851
2852 if ($value != $old_value) {
2853 $self->emit (changed => $value);
2854 $self->update;
2855 }
2856}
180 2857
181sub size_request { 2858sub size_request {
182 my ($self) = @_; 2859 my ($self) = @_;
183 my $chld = $self->get 2860
2861 ($self->{req_w}, $self->{req_h})
2862}
2863
2864sub invoke_button_down {
2865 my ($self, $ev, $x, $y) = @_;
2866
2867 $self->SUPER::invoke_button_down ($ev, $x, $y);
2868
2869 $self->{click} = [$self->{range}[0], $self->{vertical} ? $y : $x];
2870
2871 $self->invoke_mouse_motion ($ev, $x, $y)
2872}
2873
2874sub invoke_mouse_motion {
2875 my ($self, $ev, $x, $y) = @_;
2876
2877 if ($GRAB == $self) {
2878 my ($x, $w) = $self->{vertical} ? ($y, $self->{h}) : ($x, $self->{w});
2879
2880 my (undef, $lo, $hi, $page) = @{$self->{range}};
2881
2882 $x = ($x - $self->{click}[1]) / ($w * $self->{scale});
2883
2884 $self->set_value ($self->{click}[0] + $x * ($hi - $page - $lo));
2885 } else {
184 or return (0, 0); 2886 return 0;
185 map { $_ + 4 } $chld->size_request; 2887 }
2888
2889 1
2890}
2891
2892sub invoke_mouse_wheel {
2893 my ($self, $ev) = @_;
2894
2895 my $delta = $self->{vertical} ? $ev->{dy} : $ev->{dx};
2896
2897 my $pagepart = $ev->{mod} & CFPlus::KMOD_SHIFT ? 1 : 0.2;
2898
2899 $self->set_value ($self->{range}[0] + $delta * $self->{range}[3] * $pagepart);
2900
2901 ! ! $delta
2902}
2903
2904sub update {
2905 my ($self) = @_;
2906
2907 delete $self->{knob_w};
2908 $self->SUPER::update;
186} 2909}
187 2910
188sub _draw { 2911sub _draw {
189 my ($self) = @_; 2912 my ($self) = @_;
190 2913
191 my $chld = $self->get; 2914 unless ($self->{knob_w}) {
2915 $self->set_value ($self->{range}[0]);
192 2916
193 my ($w, $h) = $chld->size_request; 2917 my ($value, $lo, $hi, $page) = @{$self->{range}};
2918 my $range = ($hi - $page - $lo) || 1e-100;
194 2919
2920 my $knob_w = List::Util::min 1, $page / ($hi - $lo) || 0.1;
2921
2922 $self->{offset} = List::Util::max $self->{inner_pad}, $knob_w * 0.5;
2923 $self->{scale} = 1 - 2 * $self->{offset} || 1e-100;
2924
2925 $value = ($value - $lo) / $range;
2926 $value = $value * $self->{scale} + $self->{offset};
2927
2928 $self->{knob_x} = $value - $knob_w * 0.5;
2929 $self->{knob_w} = $knob_w;
2930 }
2931
2932 $self->SUPER::_draw ();
2933
2934 glScale $self->{w}, $self->{h};
2935
2936 if ($self->{vertical}) {
2937 # draw a vertical slider like a rotated horizontal slider
2938
2939 glTranslate 1, 0, 0;
2940 glRotate 90, 0, 0, 1;
2941 }
2942
2943 my $fg = $FOCUS == $self ? $self->{active_fg} : $self->{fg};
2944 my $bg = $FOCUS == $self ? $self->{active_bg} : $self->{bg};
2945
2946 glEnable GL_TEXTURE_2D;
2947 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
2948
2949 # draw background
2950 $tex[1]->draw_quad_alpha (0, 0, 1, 1);
2951
2952 # draw handle
2953 $tex[0]->draw_quad_alpha ($self->{knob_x}, 0, $self->{knob_w}, 1);
2954
2955 glDisable GL_TEXTURE_2D;
2956}
2957
2958#############################################################################
2959
2960package CFPlus::UI::ValSlider;
2961
2962our @ISA = CFPlus::UI::HBox::;
2963
2964sub new {
2965 my ($class, %arg) = @_;
2966
2967 my $range = delete $arg{range};
2968
2969 my $self = $class->SUPER::new (
2970 slider => (new CFPlus::UI::Slider expand => 1, range => $range),
2971 entry => (new CFPlus::UI::Label text => "", template => delete $arg{template}),
2972 to_value => sub { shift },
2973 from_value => sub { shift },
2974 %arg,
2975 );
2976
2977 $self->{slider}->connect (changed => sub {
2978 my ($self, $value) = @_;
2979 $self->{parent}{entry}->set_text ($self->{parent}{to_value}->($value));
2980 $self->{parent}->emit (changed => $value);
2981 });
2982
2983# $self->{entry}->connect (changed => sub {
2984# my ($self, $value) = @_;
2985# $self->{parent}{slider}->set_value ($self->{parent}{from_value}->($value));
2986# $self->{parent}->emit (changed => $value);
2987# });
2988
2989 $self->add ($self->{slider}, $self->{entry});
2990
2991 $self->{slider}->emit (changed => $self->{slider}{range}[0]);
2992
2993 $self
2994}
2995
2996sub set_range { shift->{slider}->set_range (@_) }
2997sub set_value { shift->{slider}->set_value (@_) }
2998
2999#############################################################################
3000
3001package CFPlus::UI::TextScroller;
3002
3003our @ISA = CFPlus::UI::HBox::;
3004
3005use CFPlus::OpenGL;
3006
3007sub new {
3008 my $class = shift;
3009
3010 my $self = $class->SUPER::new (
3011 fontsize => 1,
3012 can_events => 1,
3013 indent => 0,
3014 #font => default_font
3015 @_,
3016
3017 layout => (new CFPlus::Layout),
3018 par => [],
3019 max_par => 0,
3020 height => 0,
3021 children => [
3022 (new CFPlus::UI::Empty expand => 1),
3023 (new CFPlus::UI::Slider vertical => 1),
3024 ],
3025 );
3026
3027 $self->{children}[1]->connect (changed => sub { $self->update });
3028
3029 $self
3030}
3031
3032sub set_fontsize {
3033 my ($self, $fontsize) = @_;
3034
3035 $self->{fontsize} = $fontsize;
3036 $self->reflow;
3037}
3038
3039sub size_request {
3040 my ($self) = @_;
3041
3042 my ($empty, $slider) = @{ $self->{children} };
3043
3044 local $self->{children} = [$empty, $slider];
3045 $self->SUPER::size_request
3046}
3047
3048sub invoke_size_allocate {
3049 my ($self, $w, $h) = @_;
3050
3051 my ($empty, $slider, @other) = @{ $self->{children} };
3052 $_->configure (@$_{qw(x y req_w req_h)}) for @other;
3053
3054 $self->{layout}->set_font ($self->{font}) if $self->{font};
3055 $self->{layout}->set_height ($self->{fontsize} * $::FONTSIZE);
3056 $self->{layout}->set_width ($empty->{w});
3057 $self->{layout}->set_indent ($self->{fontsize} * $::FONTSIZE * $self->{indent});
3058
3059 $self->reflow;
3060
3061 local $self->{children} = [$empty, $slider];
3062 $self->SUPER::invoke_size_allocate ($w, $h)
3063}
3064
3065sub invoke_mouse_wheel {
3066 my ($self, $ev) = @_;
3067
3068 return 0 unless $ev->{dy}; # only vertical movements
3069
3070 $self->{children}[1]->emit (mouse_wheel => $ev);
3071
3072 1
3073}
3074
3075sub get_layout {
3076 my ($self, $para) = @_;
3077
3078 my $layout = $self->{layout};
3079
3080 $layout->set_font ($self->{font}) if $self->{font};
3081 $layout->set_foreground (@{$para->{fg}});
3082 $layout->set_height ($self->{fontsize} * $::FONTSIZE);
3083 $layout->set_width ($self->{children}[0]{w} - $para->{indent});
3084 $layout->set_indent ($self->{fontsize} * $::FONTSIZE * $self->{indent});
3085 $layout->set_markup ($para->{markup});
3086
3087 $layout->set_shapes (
3088 map
3089 +(0, $_->baseline_shift +$_->{padding_y} - $_->{h}, $_->{w}, $_->{h}),
3090 @{$para->{widget}}
3091 );
3092
3093 $layout
3094}
3095
3096sub reflow {
3097 my ($self) = @_;
3098
3099 $self->{need_reflow}++;
3100 $self->update;
3101}
3102
3103sub set_offset {
3104 my ($self, $offset) = @_;
3105
3106 # todo: base offset on lines or so, not on pixels
3107 $self->{children}[1]->set_value ($offset);
3108}
3109
3110sub current_paragraph {
3111 my ($self) = @_;
3112
3113 $self->{top_paragraph} - 1
3114}
3115
3116sub scroll_to {
3117 my ($self, $para) = @_;
3118
3119 $para = List::Util::max 0, List::Util::min $#{$self->{par}}, $para;
3120
3121 $self->{scroll_to} = $para;
3122 $self->update;
3123}
3124
3125sub clear {
3126 my ($self) = @_;
3127
3128 my (undef, undef, @other) = @{ $self->{children} };
3129 $self->remove ($_) for @other;
3130
3131 $self->{par} = [];
3132 $self->{height} = 0;
3133 $self->{children}[1]->set_range ([0, 0, 0, 1, 1]);
3134}
3135
3136sub add_paragraph {
3137 my $self = shift;
3138
3139 for my $para (@_) {
3140 $para = {
3141 fg => [1, 1, 1, 1],
3142 indent => 0,
3143 markup => "",
3144 widget => [],
3145 ref $para ? %$para : (markup => $para),
3146 w => 1e10,
3147 wrapped => 1,
3148 };
3149
3150 $self->add (@{ $para->{widget} }) if @{ $para->{widget} };
3151 push @{$self->{par}}, $para;
3152 }
3153
3154 if (my $max = $self->{max_par}) {
3155 shift @{$self->{par}} while @{$self->{par}} > $max;
3156 }
3157
3158 $self->{need_reflow}++;
3159 $self->update;
3160}
3161
3162sub scroll_to_bottom {
3163 my ($self) = @_;
3164
3165 $self->{scroll_to} = $#{$self->{par}};
3166 $self->update;
3167}
3168
3169sub force_uptodate {
3170 my ($self) = @_;
3171
3172 if (delete $self->{need_reflow}) {
3173 my ($W, $H) = @{$self->{children}[0]}{qw(w h)};
3174
3175 my $height = 0;
3176
3177 for my $para (@{$self->{par}}) {
3178 if ($para->{w} != $W && ($para->{wrapped} || $para->{w} > $W)) {
3179 my $layout = $self->get_layout ($para);
3180 my ($w, $h) = $layout->size;
3181
3182 $para->{w} = $w + $para->{indent};
3183 $para->{h} = $h;
3184 $para->{wrapped} = $layout->has_wrapped;
3185 }
3186
3187 $para->{y} = $height;
3188 $height += $para->{h};
3189 }
3190
3191 $self->{height} = $height;
3192 $self->{children}[1]->set_range ([$self->{children}[1]{range}[0], 0, $height, $H, 1]);
3193
3194 delete $self->{texture};
3195 }
3196
3197 if (my $paridx = delete $self->{scroll_to}) {
3198 $self->{children}[1]->set_value ($self->{par}[$paridx]{y});
3199 }
3200}
3201
3202sub update {
3203 my ($self) = @_;
3204
3205 $self->SUPER::update;
3206
3207 return unless $self->{h} > 0;
3208
3209 delete $self->{texture};
3210
3211 $ROOT->on_post_alloc ($self => sub {
3212 $self->force_uptodate;
3213
3214 my ($W, $H) = @{$self->{children}[0]}{qw(w h)};
3215
3216 $self->{texture} ||= new_from_opengl CFPlus::Texture $W, $H, sub {
3217 glClearColor 0, 0, 0, 0;
3218 glClear GL_COLOR_BUFFER_BIT;
3219
3220 package CFPlus::UI::Base;
3221 local ($draw_x, $draw_y, $draw_w, $draw_h) =
3222 (0, 0, $self->{w}, $self->{h});
3223
3224 my $top = int $self->{children}[1]{range}[0];
3225
3226 my $paridx = 0;
3227 my $top_paragraph;
3228 my $top = int $self->{children}[1]{range}[0];
3229
3230 my $y0 = $top;
3231 my $y1 = $top + $H;
3232
3233 for my $para (@{$self->{par}}) {
3234 my $h = $para->{h};
3235 my $y = $para->{y};
3236
3237 if ($y0 < $y + $h && $y < $y1) {
3238 my $layout = $self->get_layout ($para);
3239
3240 $layout->render ($para->{indent}, $y - $y0);
3241
3242 if (my @w = @{ $para->{widget} }) {
3243 my @s = $layout->get_shapes;
3244
3245 for (@w) {
3246 my ($dx, $dy) = splice @s, 0, 2, ();
3247
3248 $_->{x} = $dx + $para->{indent};
3249 $_->{y} = $dy + $y - $y0;
3250
3251 $_->draw;
3252 }
3253 }
3254 }
3255
3256 $paridx++;
3257 $top_paragraph ||= $paridx if $y >= $top;
3258 }
3259
3260 $self->{top_paragraph} = $top_paragraph;
3261 };
3262 });
3263}
3264
3265sub reconfigure {
3266 my ($self) = @_;
3267
3268 $self->SUPER::reconfigure;
3269
3270 $_->{w} = 1e10 for @{ $self->{par} };
3271 $self->reflow;
3272}
3273
3274sub _draw {
3275 my ($self) = @_;
3276
3277 glEnable GL_TEXTURE_2D;
3278 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
3279 glColor 0, 0, 0, 1;
3280 $self->{texture}->draw_quad_alpha_premultiplied (0, 0, $self->{children}[0]{w}, $self->{children}[0]{h});
3281 glDisable GL_TEXTURE_2D;
3282
3283 $self->{children}[1]->draw;
3284}
3285
3286#############################################################################
3287
3288package CFPlus::UI::Animator;
3289
3290use CFPlus::OpenGL;
3291
3292our @ISA = CFPlus::UI::Bin::;
3293
3294sub moveto {
3295 my ($self, $x, $y) = @_;
3296
3297 $self->{moveto} = [$self->{x}, $self->{y}, $x, $y];
3298 $self->{speed} = 0.001;
3299 $self->{time} = 1;
3300
3301 ::animation_start $self;
3302}
3303
3304sub animate {
3305 my ($self, $interval) = @_;
3306
3307 $self->{time} -= $interval * $self->{speed};
3308 if ($self->{time} <= 0) {
3309 $self->{time} = 0;
3310 ::animation_stop $self;
3311 }
3312
3313 my ($x0, $y0, $x1, $y1) = @{$self->{moveto}};
3314
3315 $self->{x} = $x0 * $self->{time} + $x1 * (1 - $self->{time});
3316 $self->{y} = $y0 * $self->{time} + $y1 * (1 - $self->{time});
3317}
3318
3319sub _draw {
3320 my ($self) = @_;
3321
3322 glPushMatrix;
3323 glRotate $self->{time} * 1000, 0, 1, 0;
3324 $self->{children}[0]->draw;
3325 glPopMatrix;
3326}
3327
3328#############################################################################
3329
3330package CFPlus::UI::Flopper;
3331
3332our @ISA = CFPlus::UI::Button::;
3333
3334sub new {
3335 my $class = shift;
3336
3337 my $self = $class->SUPER::new (
3338 state => 0,
3339 on_activate => \&toggle_flopper,
3340 @_
3341 );
3342
3343 $self
3344}
3345
3346sub toggle_flopper {
3347 my ($self) = @_;
3348
3349 $self->{other}->toggle_visibility;
3350}
3351
3352#############################################################################
3353
3354package CFPlus::UI::Tooltip;
3355
3356our @ISA = CFPlus::UI::Bin::;
3357
3358use CFPlus::OpenGL;
3359
3360sub new {
3361 my $class = shift;
3362
3363 $class->SUPER::new (
3364 @_,
3365 can_events => 0,
3366 )
3367}
3368
3369sub set_tooltip_from {
3370 my ($self, $widget) = @_;
3371
3372 $widget->{tooltip} = CFPlus::Pod::section_label tooltip => $1
3373 if $widget->{tooltip} =~ /^#(.*)$/;
3374
3375 my $tooltip = $widget->{tooltip};
3376
3377 if ($ENV{CFPLUS_DEBUG} & 2) {
3378 $tooltip .= "\n\n" . (ref $widget) . "\n"
3379 . "$widget->{x} $widget->{y} $widget->{w} $widget->{h}\n"
3380 . "req $widget->{req_w} $widget->{req_h}\n"
3381 . "visible $widget->{visible}";
3382 }
3383
3384 $tooltip =~ s/^\n+//;
3385 $tooltip =~ s/\n+$//;
3386
3387 $self->add (new CFPlus::UI::Label
3388 markup => $tooltip,
3389 max_w => ($widget->{tooltip_width} || 0.25) * $::WIDTH,
3390 fontsize => 0.8,
3391 style => 1, # FLAG_INVERSE
3392 ellipsise => 0,
3393 font => ($widget->{tooltip_font} || $::FONT_PROP),
3394 );
3395}
3396
3397sub size_request {
3398 my ($self) = @_;
3399
3400 my ($w, $h) = @{$self->child}{qw(req_w req_h)};
3401
3402 ($w + 4, $h + 4)
3403}
3404
3405sub invoke_size_allocate {
3406 my ($self, $w, $h) = @_;
3407
3408 $self->SUPER::invoke_size_allocate ($w - 4, $h - 4)
3409}
3410
3411sub invoke_visibility_change {
3412 my ($self, $visible) = @_;
3413
3414 return unless $visible;
3415
3416 $self->{root}->on_post_alloc ("move_$self" => sub {
3417 my $widget = $self->{owner}
3418 or return;
3419
3420 if ($widget->{visible}) {
3421 my ($x, $y) = $widget->coord2global ($widget->{w}, 0);
3422
3423 ($x, $y) = $widget->coord2global (-$self->{w}, 0)
3424 if $x + $self->{w} > $self->{root}{w};
3425
3426 $self->move_abs ($x, $y);
3427 } else {
3428 $self->hide;
3429 }
3430 });
3431}
3432
3433sub _draw {
3434 my ($self) = @_;
3435
3436 glTranslate 0.375, 0.375;
3437
3438 my ($w, $h) = @$self{qw(w h)};
3439
195 glColor 1, 0, 0; 3440 glColor 1, 0.8, 0.4;
196 glBegin GL_QUADS; 3441 glBegin GL_QUADS;
197 glTexCoord 0, 0; glVertex 0 , 0; 3442 glVertex 0 , 0;
198 glTexCoord 0, 1; glVertex 0 , $h + 4; 3443 glVertex 0 , $h;
199 glTexCoord 1, 1; glVertex $w + 4 , $h + 4; 3444 glVertex $w, $h;
200 glTexCoord 1, 0; glVertex $w + 4 , 0; 3445 glVertex $w, 0;
201 glEnd; 3446 glEnd;
3447
3448 glColor 0, 0, 0;
3449 glBegin GL_LINE_LOOP;
3450 glVertex 0 , 0;
3451 glVertex 0 , $h;
3452 glVertex $w, $h;
3453 glVertex $w, 0;
3454 glEnd;
3455
3456 glTranslate 2 - 0.375, 2 - 0.375;
202 3457
203 glPushMatrix; 3458 $self->SUPER::_draw;
204 glTranslate (2, 2, 0);
205 $chld->draw;
206 glPopMatrix;
207} 3459}
208 3460
209package Crossfire::Client::Widget::Table; 3461#############################################################################
210 3462
211our @ISA = Crossfire::Client::Widget::Container::; 3463package CFPlus::UI::Face;
212 3464
213use SDL::OpenGL; 3465our @ISA = CFPlus::UI::DrawBG::;
214 3466
215sub add { 3467use CFPlus::OpenGL;
216 my ($self, $x, $y, $chld) = @_;
217 $self->{childs}[$y][$x] = $chld;
218}
219 3468
220sub max_row_height { 3469sub new {
3470 my $class = shift;
3471
3472 my $self = $class->SUPER::new (
3473 size_w => 32,
3474 size_h => 8,
3475 aspect => 1,
3476 can_events => 0,
3477 @_,
3478 );
3479
3480 if ($self->{anim} && $self->{animspeed}) {
3481 CFPlus::weaken (my $widget = $self);
3482
3483 $self->{timer} = Event->timer (
3484 at => $self->{animspeed} * int $::NOW / $self->{animspeed},
3485 hard => 1,
3486 interval => $self->{animspeed},
3487 cb => sub {
3488 return unless $::CONN;
3489
3490 ++$widget->{frame};
3491 $self->update_face;
3492 $self->update;
3493 },
3494 );
3495
3496 $self->update_face;
3497 }
3498
3499 $self
3500}
3501
3502sub update_face {
221 my ($self, $row) = @_; 3503 my ($self) = @_;
222 3504
223 my $hs = 0; 3505 return unless $::CONN;
224 for (my $xi = 0; $xi <= $#{$self->{childs}->[$row] || []}; $xi++) { 3506
225 my $c = $self->{childs}->[$row]->[$xi]; 3507 if (my $anim = $::CONN->{anim}[$self->{anim}]) {
226 if ($c) { 3508 if ($anim && @$anim) {
227 my ($w, $h) = $c->size_request; 3509 delete $self->{wait_face};
228 if ($hs < $h) { $hs = $h } 3510 $self->{face} = $anim->[ $self->{frame} % @$anim ];
229 } 3511 }
230 } 3512 }
231 return $hs;
232}
233
234sub max_col_width {
235 my ($self, $col) = @_;
236
237 my $ws = 0;
238 for (my $yi = 0; $yi <= $#{$self->{childs} || []}; $yi++) {
239 my $c = ($self->{childs}->[$yi] || [])->[$col];
240 if ($c) {
241 my ($w, $h) = $c->size_request;
242 if ($ws < $w) { $ws = $w }
243 }
244 }
245 return $ws;
246} 3513}
247 3514
248sub size_request { 3515sub size_request {
249 my ($self) = @_; 3516 my ($self) = @_;
250 3517
251 my ($hs, $ws) = (0, 0); 3518 if ($::CONN) {
252 3519 if (my $faceid = $::CONN->{faceid}[$self->{face}]) {
253 for (my $yi = 0; $yi <= $#{$self->{childs}}; $yi++) { 3520 if (my $tex = $::CONN->{texture}[$faceid]) {
254 $hs += $self->max_row_height ($yi); 3521 return ($self->{size_w} || $tex->{w}, $self->{size_h} || $tex->{h});
255 }
256
257 for (my $yi = 0; $yi <= $#{$self->{childs}}; $yi++) {
258 my $wm = 0;
259 for (my $xi = 0; $xi <= $#{$self->{childs}->[$yi]}; $xi++) {
260 $wm += $self->max_col_width ($xi)
261 }
262 if ($ws < $wm) { $ws = $wm }
263 }
264
265 return ($ws, $hs);
266}
267
268sub _draw {
269 my ($self) = @_;
270
271 my $y = 0;
272 for (my $yi = 0; $yi <= $#{$self->{childs}}; $yi++) {
273 my $x = 0;
274
275 for (my $xi = 0; $xi <= $#{$self->{childs}->[$yi]}; $xi++) {
276
277 glPushMatrix;
278 glTranslate ($x, $y, 0);#TODO#there must be no translate here, instead the widget must be moved
279 my $c = $self->{childs}->[$yi]->[$xi];
280 $c->draw if $c;
281 glPopMatrix;
282
283 $x += $self->max_col_width ($xi);
284 }
285
286 $y += $self->max_row_height ($yi);
287 }
288}
289
290package Crossfire::Client::Widget::VBox;
291
292our @ISA = Crossfire::Client::Widget::Container::;
293
294use SDL::OpenGL;
295
296sub add {
297 my ($self, $chld) = @_;
298 push @{$self->{childs}}, $chld;
299}
300
301sub size_request {
302 my ($self) = @_;
303
304 my ($hs, $ws) = (0, 0);
305 for (@{$self->{childs} || []}) {
306 my ($w, $h) = $_->size_request;
307 $hs += $h;
308 if ($ws < $w) { $ws = $w }
309 }
310
311 return ($ws, $hs);
312}
313
314sub _draw {
315 my ($self) = @_;
316
317 my ($x, $y);
318 for (@{$self->{childs} || []}) {
319 glPushMatrix;
320 glTranslate (0, $y, 0);# see above TODO
321 $_->draw;
322 glPopMatrix;
323 my ($w, $h) = $_->size_request;
324 $y += $h;
325 }
326}
327
328package Crossfire::Client::Widget::Label;
329
330our @ISA = Crossfire::Client::Widget::;
331
332use SDL::OpenGL;
333
334sub new {
335 my ($class, $x, $y, $z, $ttf, $text) = @_;
336
337 my $self = $class->SUPER::new (x => $x, y => $y, z => $z, ttf => $ttf);
338
339 $self->set_text ($text);
340
341 $self
342}
343
344sub set_text {
345 my ($self, $text) = @_;
346 $self->{texture} = new_from_ttf Crossfire::Client::Texture $self->{ttf}, $self->{text} = $text;
347}
348
349sub get_text {
350 my ($self, $text) = @_;
351 $self->{text}
352}
353
354sub size_request {
355 my ($self) = @_;
356
357 (
358 $self->{texture}{width},
359 $self->{texture}{height},
360 )
361}
362
363sub _draw {
364 my ($self) = @_;
365
366 my $tex = $self->{texture};
367
368 glEnable GL_BLEND;
369 glEnable GL_TEXTURE_2D;
370 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE;
371 glBindTexture GL_TEXTURE_2D, $tex->{name};
372
373 glColor 1, 1, 1;
374
375 glBegin GL_QUADS;
376 glTexCoord 0, 0; glVertex 0 , 0;
377 glTexCoord 0, 1; glVertex 0 , $tex->{height};
378 glTexCoord 1, 1; glVertex $tex->{width}, $tex->{height};
379 glTexCoord 1, 0; glVertex $tex->{width}, 0;
380 glEnd;
381
382 glDisable GL_BLEND;
383 glDisable GL_TEXTURE_2D;
384}
385
386package Crossfire::Client::Widget::TextView;
387
388use strict;
389
390our @ISA = qw/Crossfire::Client::Widget/;
391
392use SDL::OpenGL;
393use SDL::OpenGL::Constants;
394
395sub add_line {
396 my ($self, $line) = @_;
397 push @{$self->{lines}}, $line;
398}
399
400sub _draw {
401 my ($self) = @_;
402
403}
404
405package Crossfire::Client::Widget::MapWidget;
406
407use strict;
408
409our @ISA = qw/Crossfire::Client::Widget/;
410
411use SDL;
412use SDL::OpenGL;
413use SDL::OpenGL::Constants;
414
415sub key_down {
416 print "MAPKEYDOWN\n";
417}
418
419sub key_up {
420}
421
422sub _draw {
423 my ($self) = @_;
424
425 glEnable GL_TEXTURE_2D;
426 glEnable GL_BLEND;
427 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE;
428
429 my $map = $::CONN->{map};
430
431 for my $x (0 .. int $::WIDTH / 32) {
432 for my $y (0 .. int $::HEIGHT / 32) {
433
434 my $cell = $map->[$x + $::CONN->{mapx}]
435 [$y + $::CONN->{mapy}]
436 or next;
437
438 my $darkness = $cell->[0] * (1 / 255);
439 if ($darkness < 0) {
440 glColor 0.3, 0.3, 0.3;
441 } else { 3522 } else {
442 glColor $darkness, $darkness, $darkness; 3523 $self->{wait_face} ||= $::CONN->connect_face_update ($faceid, sub {
3524 $self->realloc;
443 } 3525 });
444
445 for my $num (grep $_, @$cell[1,2,3]) {
446 my $tex = $::CONN->{face}[$num]{texture} || next;
447
448 glBindTexture GL_TEXTURE_2D, $tex->{name};
449
450 my $w = $tex->{width};
451 my $h = $tex->{height};
452
453 my $px = ($x + 1) * 32 - $w;
454 my $py = ($y + 1) * 32 - $h;
455
456 glBegin GL_QUADS;
457 glTexCoord 0, 0; glVertex $px , $py;
458 glTexCoord 0, 1; glVertex $px , $py + $h;
459 glTexCoord 1, 1; glVertex $px + $w, $py + $h;
460 glTexCoord 1, 0; glVertex $px + $w, $py;
461 glEnd;
462 } 3526 }
463 } 3527 }
464 } 3528 }
465 3529
3530 ($self->{size_w} || 8, $self->{size_h} || 8)
3531}
3532
3533sub update {
3534 my ($self) = @_;
3535
3536 return unless $self->{visible};
3537
3538 $self->SUPER::update;
3539}
3540
3541sub _draw {
3542 my ($self) = @_;
3543
3544 return unless $::CONN;
3545
3546 $self->SUPER::_draw;
3547
3548 my $faceid = $::CONN->{faceid}[$self->{face}]
3549 or return;
3550
3551 my $tex = $::CONN->{texture}[$faceid];
3552
3553 if ($tex) {
3554 glEnable GL_TEXTURE_2D;
3555 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
3556 glColor 0, 0, 0, 1;
3557 $tex->draw_quad_alpha (0, 0, $self->{w}, $self->{h});
466 glDisable GL_TEXTURE_2D; 3558 glDisable GL_TEXTURE_2D;
467 glDisable GL_BLEND; 3559 }
468} 3560}
469 3561
470my %DIR = ( 3562sub destroy {
471 SDLK_KP8, [1, "north"], 3563 my ($self) = @_;
472 SDLK_KP9, [2, "northeast"],
473 SDLK_KP6, [3, "east"],
474 SDLK_KP3, [4, "southeast"],
475 SDLK_KP2, [5, "south"],
476 SDLK_KP1, [6, "southwest"],
477 SDLK_KP4, [7, "west"],
478 SDLK_KP7, [8, "northwest"],
479 3564
480 SDLK_UP, [1, "north"], 3565 $self->{timer}->cancel
481 SDLK_RIGHT, [3, "east"], 3566 if $self->{timer};
482 SDLK_DOWN, [5, "south"],
483 SDLK_LEFT, [7, "west"],
484);
485 3567
486sub key_down { 3568 $self->SUPER::destroy;
3569}
3570
3571#############################################################################
3572
3573package CFPlus::UI::Buttonbar;
3574
3575our @ISA = CFPlus::UI::HBox::;
3576
3577# TODO: should actually wrap buttons and other goodies.
3578
3579#############################################################################
3580
3581package CFPlus::UI::Menu;
3582
3583our @ISA = CFPlus::UI::Toplevel::;
3584
3585use CFPlus::OpenGL;
3586
3587sub new {
3588 my $class = shift;
3589
3590 my $self = $class->SUPER::new (
3591 items => [],
3592 z => 100,
3593 @_,
3594 );
3595
3596 $self->add ($self->{vbox} = new CFPlus::UI::VBox);
3597
3598 for my $item (@{ $self->{items} }) {
3599 my ($widget, $cb, $tooltip) = @$item;
3600
3601 # handle various types of items, only text for now
3602 if (!ref $widget) {
3603 if ($widget =~ /\t/) {
3604 my ($left, $right) = split /\t/, $widget, 2;
3605
3606 $widget = new CFPlus::UI::HBox
3607 can_hover => 1,
3608 can_events => 1,
3609 tooltip => $tooltip,
3610 children => [
3611 (new CFPlus::UI::Label markup => $left, expand => 1),
3612 (new CFPlus::UI::Label markup => $right, align => +1),
3613 ],
3614 ;
3615
3616 } else {
3617 $widget = new CFPlus::UI::Label
3618 can_hover => 1,
3619 can_events => 1,
3620 markup => $widget,
3621 tooltip => $tooltip;
3622 }
3623 }
3624
3625 $self->{item}{$widget} = $item;
3626
3627 $self->{vbox}->add ($widget);
3628 }
3629
3630 $self
3631}
3632
3633# popup given the event (must be a mouse button down event currently)
3634sub popup {
487 my ($self, $ev) = @_; 3635 my ($self, $ev) = @_;
488 3636
489 my $mod = $ev->key_mod; 3637 $self->emit ("popdown");
490 my $sym = $ev->key_sym;
491 3638
492 if ($sym == SDLK_KP5) { 3639 # maybe save $GRAB? must be careful about events...
493 $::CONN->send ("command stay fire"); 3640 $GRAB = $self;
494 } elsif (exists $DIR{$sym}) { 3641 $self->{button} = $ev->{button};
495 if ($mod & KMOD_SHIFT) { 3642
496 $self->{shft}++; 3643 $self->show;
497 $::CONN->send ("command fire $DIR{$sym}[0]"); 3644 $self->move_abs ($ev->{x} - $self->{w} * 0.5, $ev->{y} - $self->{h} * 0.5);
498 } elsif ($mod & KMOD_CTRL) { 3645}
499 $self->{ctrl}++; 3646
500 $::CONN->send ("command run $DIR{$sym}[0]"); 3647sub invoke_mouse_motion {
3648 my ($self, $ev, $x, $y) = @_;
3649
3650 # TODO: should use vbox->find_widget or so
3651 $HOVER = $ROOT->find_widget ($ev->{x}, $ev->{y});
3652 $self->{hover} = $self->{item}{$HOVER};
3653
3654 0
3655}
3656
3657sub invoke_button_up {
3658 my ($self, $ev, $x, $y) = @_;
3659
3660 if ($ev->{button} == $self->{button}) {
3661 undef $GRAB;
3662 $self->hide;
3663
3664 $self->emit ("popdown");
3665 $self->{hover}[1]->() if $self->{hover};
3666 } else {
3667 return 0
3668 }
3669
3670 1
3671}
3672
3673#############################################################################
3674
3675package CFPlus::UI::Multiplexer;
3676
3677our @ISA = CFPlus::UI::Container::;
3678
3679sub new {
3680 my $class = shift;
3681
3682 my $self = $class->SUPER::new (
3683 @_,
3684 );
3685
3686 $self->{current} = $self->{children}[0]
3687 if @{ $self->{children} };
3688
3689 $self
3690}
3691
3692sub add {
3693 my ($self, @widgets) = @_;
3694
3695 $self->SUPER::add (@widgets);
3696
3697 $self->{current} = $self->{children}[0]
3698 if @{ $self->{children} };
3699}
3700
3701sub get_current_page {
3702 my ($self) = @_;
3703
3704 $self->{current}
3705}
3706
3707sub set_current_page {
3708 my ($self, $page_or_widget) = @_;
3709
3710 my $widget = ref $page_or_widget
3711 ? $page_or_widget
3712 : $self->{children}[$page_or_widget];
3713
3714 $self->{current} = $widget;
3715 $self->{current}->configure (0, 0, $self->{w}, $self->{h});
3716
3717 $self->emit (page_changed => $self->{current});
3718
3719 $self->realloc;
3720}
3721
3722sub visible_children {
3723 $_[0]{current}
3724}
3725
3726sub size_request {
3727 my ($self) = @_;
3728
3729 $self->{current}->size_request
3730}
3731
3732sub invoke_size_allocate {
3733 my ($self, $w, $h) = @_;
3734
3735 $self->{current}->configure (0, 0, $w, $h);
3736
3737 1
3738}
3739
3740sub _draw {
3741 my ($self) = @_;
3742
3743 $self->{current}->draw;
3744}
3745
3746#############################################################################
3747
3748package CFPlus::UI::Notebook;
3749
3750our @ISA = CFPlus::UI::VBox::;
3751
3752sub new {
3753 my $class = shift;
3754
3755 my $self = $class->SUPER::new (
3756 buttonbar => (new CFPlus::UI::Buttonbar),
3757 multiplexer => (new CFPlus::UI::Multiplexer expand => 1),
3758 # filter => # will be put between multiplexer and $self
3759 @_,
3760 );
3761
3762 $self->{filter}->add ($self->{multiplexer}) if $self->{filter};
3763 $self->SUPER::add ($self->{buttonbar}, $self->{filter} || $self->{multiplexer});
3764
3765 $self
3766}
3767
3768sub add {
3769 my ($self, $title, $widget, $tooltip) = @_;
3770
3771 CFPlus::weaken $self;
3772
3773 $self->{buttonbar}->add (new CFPlus::UI::Button
3774 markup => $title,
3775 tooltip => $tooltip,
3776 on_activate => sub { $self->set_current_page ($widget) },
3777 );
3778
3779 $self->{multiplexer}->add ($widget);
3780}
3781
3782sub get_current_page {
3783 my ($self) = @_;
3784
3785 $self->{multiplexer}->get_current_page
3786}
3787
3788sub set_current_page {
3789 my ($self, $page) = @_;
3790
3791 $self->{multiplexer}->set_current_page ($page);
3792 $self->emit (page_changed => $self->{multiplexer}{current});
3793}
3794
3795#############################################################################
3796
3797package CFPlus::UI::Selector;
3798
3799use utf8;
3800
3801our @ISA = CFPlus::UI::Button::;
3802
3803sub new {
3804 my $class = shift;
3805
3806 my $self = $class->SUPER::new (
3807 options => [], # [value, title, longdesc], ...
3808 value => undef,
3809 @_,
3810 );
3811
3812 $self->_set_value ($self->{value});
3813
3814 $self
3815}
3816
3817sub invoke_button_down {
3818 my ($self, $ev) = @_;
3819
3820 my @menu_items;
3821
3822 for (@{ $self->{options} }) {
3823 my ($value, $title, $tooltip) = @$_;
3824
3825 push @menu_items, [$tooltip || $title, sub { $self->set_value ($value) }];
3826 }
3827
3828 CFPlus::UI::Menu->new (items => \@menu_items)->popup ($ev);
3829}
3830
3831sub _set_value {
3832 my ($self, $value) = @_;
3833
3834 my ($item) = grep $_->[0] eq $value, @{ $self->{options} }
3835 or return;
3836
3837 $self->{value} = $item->[0];
3838 $self->set_markup ("$item->[1] ⇓");
3839 $self->set_tooltip ($item->[2]);
3840}
3841
3842sub set_value {
3843 my ($self, $value) = @_;
3844
3845 return unless $self->{value} ne $value;
3846
3847 $self->_set_value ($value);
3848 $self->emit (changed => $value);
3849}
3850
3851#############################################################################
3852
3853package CFPlus::UI::Statusbox;
3854
3855our @ISA = CFPlus::UI::VBox::;
3856
3857sub new {
3858 my $class = shift;
3859
3860 my $self = $class->SUPER::new (
3861 fontsize => 0.8,
3862 @_,
3863 );
3864
3865 CFPlus::weaken (my $this = $self);
3866
3867 $self->{timer} = Event->timer (after => 1, interval => 1, cb => sub { $this->reorder });
3868
3869 $self
3870}
3871
3872sub reorder {
3873 my ($self) = @_;
3874 my $NOW = Time::HiRes::time;
3875
3876 # freeze display when hovering over any label
3877 return if $CFPlus::UI::TOOLTIP->{owner}
3878 && grep $CFPlus::UI::TOOLTIP->{owner} == $_->{label},
3879 values %{ $self->{item} };
3880
3881 while (my ($k, $v) = each %{ $self->{item} }) {
3882 delete $self->{item}{$k} if $v->{timeout} < $NOW;
3883 }
3884
3885 my @widgets;
3886
3887 my @items = sort {
3888 $a->{pri} <=> $b->{pri}
3889 or $b->{id} <=> $a->{id}
3890 } values %{ $self->{item} };
3891
3892 $self->{timer}->interval (1);
3893
3894 my $count = 10 + 1;
3895 for my $item (@items) {
3896 last unless --$count;
3897
3898 my $label = $item->{label} ||= do {
3899 # TODO: doesn't handle markup well (read as: at all)
3900 my $short = $item->{count} > 1
3901 ? "<b>$item->{count} ×</b> $item->{text}"
3902 : $item->{text};
3903
3904 for ($short) {
3905 s/^\s+//;
3906 s/\s+/ /g;
3907 }
3908
3909 new CFPlus::UI::Label
3910 markup => $short,
3911 tooltip => $item->{tooltip},
3912 tooltip_font => $::FONT_PROP,
3913 tooltip_width => 0.67,
3914 fontsize => $item->{fontsize} || $self->{fontsize},
3915 max_w => $::WIDTH * 0.44,
3916 fg => [@{ $item->{fg} }],
3917 can_events => 1,
3918 can_hover => 1
3919 };
3920
3921 if ((my $diff = $item->{timeout} - $NOW) < 2) {
3922 $label->{fg}[3] = ($item->{fg}[3] || 1) * $diff / 2;
3923 $label->update;
3924 $label->set_max_size (undef, $label->{req_h} * $diff)
3925 if $diff < 1;
3926 $self->{timer}->interval (1/30);
501 } else { 3927 } else {
502 $::CONN->send ("command $DIR{$sym}[1]"); 3928 $label->{fg}[3] = $item->{fg}[3] || 1;
503 } 3929 }
3930
3931 push @widgets, $label;
3932 }
3933
3934 $self->clear;
3935 $self->SUPER::add (reverse @widgets);
3936}
3937
3938sub add {
3939 my ($self, $text, %arg) = @_;
3940
3941 $text =~ s/^\s+//;
3942 $text =~ s/\s+$//;
3943
3944 return unless $text;
3945
3946 my $timeout = (int time) + ((delete $arg{timeout}) || 60);
3947
3948 my $group = exists $arg{group} ? $arg{group} : ++$self->{id};
3949
3950 if (my $item = $self->{item}{$group}) {
3951 if ($item->{text} eq $text) {
3952 $item->{count}++;
3953 } else {
3954 $item->{count} = 1;
3955 $item->{text} = $item->{tooltip} = $text;
3956 }
3957 $item->{id} += 0.2;#d#
3958 $item->{timeout} = $timeout;
3959 delete $item->{label};
3960 } else {
3961 $self->{item}{$group} = {
3962 id => ++$self->{id},
3963 text => $text,
3964 timeout => $timeout,
3965 tooltip => $text,
3966 fg => [0.8, 0.8, 0.8, 0.8],
3967 pri => 0,
3968 count => 1,
3969 %arg,
3970 };
3971 }
3972
3973 $ROOT->on_refresh (reorder => sub {
3974 $self->reorder;
504 } 3975 });
505} 3976}
506 3977
507sub key_up { 3978sub reconfigure {
508 my ($self, $ev) = @_; 3979 my ($self) = @_;
509 3980
510 my $mod = $ev->key_mod; 3981 delete $_->{label}
511 my $sym = $ev->key_sym; 3982 for values %{ $self->{item} || {} };
512 3983
513 if (!($mod & KMOD_SHIFT) && delete $self->{shft}) { 3984 $self->reorder;
514 $::CONN->send ("command fire_stop"); 3985 $self->SUPER::reconfigure;
3986}
3987
3988sub destroy {
3989 my ($self) = @_;
3990
3991 $self->{timer}->cancel;
3992
3993 $self->SUPER::destroy;
3994}
3995
3996#############################################################################
3997
3998package CFPlus::UI::Root;
3999
4000our @ISA = CFPlus::UI::Container::;
4001
4002use List::Util qw(min max);
4003
4004use CFPlus::OpenGL;
4005
4006sub new {
4007 my $class = shift;
4008
4009 my $self = $class->SUPER::new (
4010 visible => 1,
4011 @_,
4012 );
4013
4014 CFPlus::weaken ($self->{root} = $self);
4015
4016 $self
4017}
4018
4019sub size_request {
4020 my ($self) = @_;
4021
4022 ($self->{w}, $self->{h})
4023}
4024
4025sub _to_pixel {
4026 my ($coord, $size, $max) = @_;
4027
4028 $coord =
4029 $coord eq "center" ? ($max - $size) * 0.5
4030 : $coord eq "max" ? $max
4031 : $coord;
4032
4033 $coord = 0 if $coord < 0;
4034 $coord = $max - $size if $coord > $max - $size;
4035
4036 int $coord + 0.5
4037}
4038
4039sub invoke_size_allocate {
4040 my ($self, $w, $h) = @_;
4041
4042 for my $child ($self->children) {
4043 my ($X, $Y, $W, $H) = @$child{qw(x y req_w req_h)};
4044
4045 $X = $child->{force_x} if exists $child->{force_x};
4046 $Y = $child->{force_y} if exists $child->{force_y};
4047
4048 $X = _to_pixel $X, $W, $self->{w};
4049 $Y = _to_pixel $Y, $H, $self->{h};
4050
4051 $child->configure ($X, $Y, $W, $H);
4052 }
4053
515 } 4054 1
516 if (!($mod & KMOD_CTRL ) && delete $self->{ctrl}) { 4055}
517 $::CONN->send ("command run_stop"); 4056
4057sub coord2local {
4058 my ($self, $x, $y) = @_;
4059
4060 ($x, $y)
4061}
4062
4063sub coord2global {
4064 my ($self, $x, $y) = @_;
4065
4066 ($x, $y)
4067}
4068
4069sub update {
4070 my ($self) = @_;
4071
4072 $::WANT_REFRESH++;
4073}
4074
4075sub add {
4076 my ($self, @children) = @_;
4077
4078 $_->{is_toplevel} = 1
4079 for @children;
4080
4081 $self->SUPER::add (@children);
4082}
4083
4084sub remove {
4085 my ($self, @children) = @_;
4086
4087 $self->SUPER::remove (@children);
4088
4089 delete $self->{is_toplevel}
4090 for @children;
4091
4092 while (@children) {
4093 my $w = pop @children;
4094 push @children, $w->children;
4095 $w->set_invisible;
4096 }
4097}
4098
4099sub on_refresh {
4100 my ($self, $id, $cb) = @_;
4101
4102 $self->{refresh_hook}{$id} = $cb;
4103}
4104
4105sub on_post_alloc {
4106 my ($self, $id, $cb) = @_;
4107
4108 $self->{post_alloc_hook}{$id} = $cb;
4109}
4110
4111sub draw {
4112 my ($self) = @_;
4113
4114 while ($self->{refresh_hook}) {
4115 $_->()
4116 for values %{delete $self->{refresh_hook}};
4117 }
4118
4119 if ($self->{realloc}) {
4120 my %queue;
4121 my @queue;
4122 my $widget;
4123
4124 outer:
4125 while () {
4126 if (my $realloc = delete $self->{realloc}) {
4127 for $widget (values %$realloc) {
4128 $widget->{visible} or next; # do not resize invisible widgets
4129
4130 $queue{$widget+0}++ and next; # duplicates are common
4131
4132 push @{ $queue[$widget->{visible}] }, $widget;
4133 }
4134 }
4135
4136 while () {
4137 @queue or last outer;
4138
4139 $widget = pop @{ $queue[-1] || [] }
4140 and last;
4141
4142 pop @queue;
4143 }
4144
4145 delete $queue{$widget+0};
4146
4147 my ($w, $h) = $widget->size_request;
4148
4149 $w = max $widget->{min_w}, $w + $widget->{padding_x} * 2;
4150 $h = max $widget->{min_h}, $h + $widget->{padding_y} * 2;
4151
4152 $w = min $widget->{max_w}, $w if exists $widget->{max_w};
4153 $h = min $widget->{max_h}, $h if exists $widget->{max_h};
4154
4155 $w = $widget->{force_w} if exists $widget->{force_w};
4156 $h = $widget->{force_h} if exists $widget->{force_h};
4157
4158 if ($widget->{req_w} != $w || $widget->{req_h} != $h
4159 || delete $widget->{force_realloc}) {
4160 $widget->{req_w} = $w;
4161 $widget->{req_h} = $h;
4162
4163 $self->{size_alloc}{$widget+0} = $widget;
4164
4165 if (my $parent = $widget->{parent}) {
4166 $self->{realloc}{$parent+0} = $parent
4167 unless $queue{$parent+0};
4168
4169 $parent->{force_size_alloc} = 1;
4170 $self->{size_alloc}{$parent+0} = $parent;
4171 }
4172 }
4173
4174 delete $self->{realloc}{$widget+0};
4175 }
4176 }
4177
4178 while (my $size_alloc = delete $self->{size_alloc}) {
4179 my @queue = sort { $b->{visible} <=> $a->{visible} }
4180 values %$size_alloc;
4181
4182 while () {
4183 my $widget = pop @queue || last;
4184
4185 my ($w, $h) = @$widget{qw(alloc_w alloc_h)};
4186
4187 $w = 0 if $w < 0;
4188 $h = 0 if $h < 0;
4189
4190 $w = max $widget->{min_w}, $w;
4191 $h = max $widget->{min_h}, $h;
4192
4193# $w = min $self->{w} - $widget->{x}, $w if $self->{w};
4194# $h = min $self->{h} - $widget->{y}, $h if $self->{h};
4195
4196 $w = min $widget->{max_w}, $w if exists $widget->{max_w};
4197 $h = min $widget->{max_h}, $h if exists $widget->{max_h};
4198
4199 $w = int $w + 0.5;
4200 $h = int $h + 0.5;
4201
4202 if ($widget->{w} != $w || $widget->{h} != $h || delete $widget->{force_size_alloc}) {
4203 $widget->{old_w} = $widget->{w};
4204 $widget->{old_h} = $widget->{h};
4205
4206 $widget->{w} = $w;
4207 $widget->{h} = $h;
4208
4209 $widget->emit (size_allocate => $w, $h);
4210 }
4211 }
4212 }
4213
4214 while ($self->{post_alloc_hook}) {
4215 $_->()
4216 for values %{delete $self->{post_alloc_hook}};
4217 }
4218
4219
4220 glViewport 0, 0, $::WIDTH, $::HEIGHT;
4221 glClearColor +($::CFG->{fow_intensity}) x 3, 1;
4222 glClear GL_COLOR_BUFFER_BIT;
4223
4224 glMatrixMode GL_PROJECTION;
4225 glLoadIdentity;
4226 glOrtho 0, $::WIDTH, $::HEIGHT, 0, -10000, 10000;
4227 glMatrixMode GL_MODELVIEW;
4228 glLoadIdentity;
4229
518 } 4230 {
519} 4231 package CFPlus::UI::Base;
520 4232
5211; 4233 local ($draw_x, $draw_y, $draw_w, $draw_h) =
4234 (0, 0, $self->{w}, $self->{h});
522 4235
4236 $self->_draw;
4237 }
4238}
4239
4240#############################################################################
4241
4242package CFPlus::UI;
4243
4244$ROOT = new CFPlus::UI::Root;
4245$TOOLTIP = new CFPlus::UI::Tooltip z => 900;
4246
42471
4248

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