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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 1.378 by root, Mon Jul 16 20:22:39 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 my $x = max 0, min $self->child->{w} - $self->{w}, int $x;
992 my $y = max 0, min $self->child->{h} - $self->{h}, int $y;
993
994 if ($x != $self->{view_x} or $y != $self->{view_y}) {
995 $self->{view_x} = $x;
996 $self->{view_y} = $y;
997
998 $self->emit (changed => $x, $y);
999 $self->update;
1000 }
1001}
1002
1003# hmm, this does not work for topleft of $self... but we should not ask for that
1004sub coord2local {
1005 my ($self, $x, $y) = @_;
1006
1007 $self->SUPER::coord2local ($x + $self->{view_x}, $y + $self->{view_y})
1008}
1009
1010sub coord2global {
1011 my ($self, $x, $y) = @_;
1012
1013 $x = List::Util::min $self->{w}, $x - $self->{view_x};
1014 $y = List::Util::min $self->{h}, $y - $self->{view_y};
1015
1016 $self->SUPER::coord2global ($x, $y)
1017}
1018
1019sub find_widget {
1020 my ($self, $x, $y) = @_;
1021
1022 if ( $x >= $self->{x} && $x < $self->{x} + $self->{w}
1023 && $y >= $self->{y} && $y < $self->{y} + $self->{h}
1024 ) {
1025 $self->child->find_widget ($x + $self->{view_x}, $y + $self->{view_y})
1026 } else {
1027 $self->CFPlus::UI::Base::find_widget ($x, $y)
1028 }
1029}
1030
1031sub _render {
1032 my ($self) = @_;
1033
1034 local $CFPlus::UI::Base::draw_x = $CFPlus::UI::Base::draw_x - $self->{view_x};
1035 local $CFPlus::UI::Base::draw_y = $CFPlus::UI::Base::draw_y - $self->{view_y};
1036
1037 CFPlus::OpenGL::glTranslate -$self->{view_x}, -$self->{view_y};
1038
1039 $self->SUPER::_render;
1040}
1041
1042#############################################################################
1043
1044package CFPlus::UI::ScrolledWindow;
1045
1046our @ISA = CFPlus::UI::Table::;
1047
1048sub new {
1049 my ($class, %arg) = @_;
1050
1051 my $child = delete $arg{child};
1052
1053 my $self;
1054
1055 my $hslider = new CFPlus::UI::Slider
1056 vertical => 0,
1057 range => [0, 0, 1, 0.01], # HACK fix
1058 on_changed => sub {
1059 $self->{hpos} = $_[1];
1060 $self->{vp}->set_offset ($self->{hpos}, $self->{vpos});
1061 },
1062 ;
1063
1064 my $vslider = new CFPlus::UI::Slider
1065 vertical => 1,
1066 range => [0, 0, 1, 0.01], # HACK fix
1067 on_changed => sub {
1068 $self->{vpos} = $_[1];
1069 $self->{vp}->set_offset ($self->{hpos}, $self->{vpos});
1070 },
1071 ;
1072
1073 $self = $class->SUPER::new (
1074 scroll_x => 0,
1075 scroll_y => 1,
1076 can_events => 1,
1077 hslider => $hslider,
1078 vslider => $vslider,
1079 col_expand => [1, 0],
1080 row_expand => [1, 0],
1081 %arg,
1082 );
1083
1084 $self->{vp} = new CFPlus::UI::ViewPort
1085 expand => 1,
1086 scroll_x => $self->{scroll_x},
1087 scroll_y => $self->{scroll_y},
1088 on_changed => sub {
1089 my ($vp, $x, $y) = @_;
1090
1091 $vp->{parent}{hslider}->set_value ($x);
1092 $vp->{parent}{vslider}->set_value ($y);
1093
1094 0
1095 },
1096 ;
1097
1098 $self->SUPER::add (0, 0, $self->{vp});
1099
1100 $self->add ($child) if $child;
1101
1102 $self
1103}
1104
1105#TODO# update range on size_allocate depending on child
1106
1107sub add {
1108 my ($self, $widget) = @_;
1109
1110 $self->{vp}->add ($self->{child} = $widget);
1111}
1112
1113sub update_slider {
1114 my ($self) = @_;
1115
1116 my $child = ($self->{vp} or return)->child;
1117
1118 my ($w1, $w2) = ($child->{w}, $self->{vp}{w});
1119 $self->{hslider}->set_range ([$self->{hslider}{range}[0], 0, $w1, $w2, 1]);
1120
1121 my $visible = $w1 > $w2;
1122 if ($visible != $self->{hslider}{visible}) {
1123 $visible ? $self->SUPER::add (0, 1, $self->{hslider})
1124 : $self->{hslider}->hide;
1125 }
1126
1127 my ($h1, $h2) = ($child->{h}, $self->{vp}{h});
1128 $self->{vslider}->set_range ([$self->{vslider}{range}[0], 0, $h1, $h2, 1]);
1129
1130 my $visible = $h1 > $h2;
1131 if ($visible != $self->{vslider}{visible}) {
1132 $visible ? $self->SUPER::add (1, 0, $self->{vslider})
1133 : $self->{vslider}->hide;
1134 }
1135}
1136
1137sub update {
1138 my ($self) = @_;
1139
1140 $self->SUPER::update;
1141 $self->update_slider;
1142}
1143
1144sub invoke_mouse_wheel {
1145 my ($self, $ev) = @_;
1146
1147 return 0 unless $ev->{dy}; # only vertical movements for now
1148
1149 $self->{vslider}->emit (mouse_wheel => $ev);
1150
1151 1
1152}
1153
1154sub invoke_button_down {
1155 my ($self, $ev, $x, $y) = @_;
1156
1157 if ($ev->{button} == 2) {
1158 $self->grab_focus;
1159
1160 my $ox = $self->{vp}{view_x} + $ev->{x};
1161 my $oy = $self->{vp}{view_y} + $ev->{y};
1162
1163 $self->{motion} = sub {
1164 my ($ev, $x, $y) = @_;
1165
1166 $self->{vp}->set_offset ($ox - $ev->{x}, $oy - $ev->{y});
1167 $self->update;
1168 };
1169
1170 return 1;
1171 }
1172
1173 0
1174}
1175
1176sub invoke_button_up {
1177 my ($self, $ev, $x, $y) = @_;
1178
1179 if (delete $self->{motion}) {
1180 return 1;
1181 }
1182
1183 0
1184}
1185
1186sub invoke_mouse_motion {
1187 my ($self, $ev, $x, $y) = @_;
1188
1189 if ($self->{motion}) {
1190 $self->{motion}->($ev, $x, $y);
1191 return 1;
1192 }
1193
1194 0
1195}
1196
1197sub invoke_size_allocate {
1198 my ($self, $w, $h) = @_;
1199
1200 $self->update_slider;
1201 $self->SUPER::invoke_size_allocate ($w, $h)
1202}
1203
1204#############################################################################
1205
1206package CFPlus::UI::Frame;
1207
1208our @ISA = CFPlus::UI::Bin::;
1209
1210use CFPlus::OpenGL;
1211
1212sub new {
1213 my $class = shift;
1214
1215 $class->SUPER::new (
1216 bg => undef,
1217 @_,
1218 )
1219}
1220
1221sub _draw {
1222 my ($self) = @_;
1223
1224 if ($self->{bg}) {
1225 my ($w, $h) = @$self{qw(w h)};
1226
157 glEnable GL_BLEND; 1227 glEnable GL_BLEND;
1228 glBlendFunc GL_ONE, GL_ONE_MINUS_SRC_ALPHA;
1229 glColor_premultiply @{ $self->{bg} };
1230
1231 glBegin GL_QUADS;
1232 glVertex 0 , 0;
1233 glVertex 0 , $h;
1234 glVertex $w, $h;
1235 glVertex $w, 0;
1236 glEnd;
1237
1238 glDisable GL_BLEND;
1239 }
1240
1241 $self->SUPER::_draw;
1242}
1243
1244#############################################################################
1245
1246package CFPlus::UI::FancyFrame;
1247
1248our @ISA = CFPlus::UI::Bin::;
1249
1250use CFPlus::OpenGL;
1251
1252sub new {
1253 my ($class, %arg) = @_;
1254
1255 if ((exists $arg{label}) && !ref $arg{label}) {
1256 $arg{label} = new CFPlus::UI::Label
1257 align => 1,
1258 valign => 0,
1259 text => $arg{label},
1260 fontsize => ($arg{border} || 0.8) * 0.75;
1261 }
1262
1263 my $self = $class->SUPER::new (
1264 # label => "",
1265 fg => [0.6, 0.3, 0.1],
1266 border => 0.8,
1267 style => 'single',
1268 %arg,
1269 );
1270
1271 $self
1272}
1273
1274sub add {
1275 my ($self, @widgets) = @_;
1276
1277 $self->SUPER::add (@widgets);
1278 $self->CFPlus::UI::Container::add ($self->{label}) if $self->{label};
1279}
1280
1281sub border {
1282 int $_[0]{border} * $::FONTSIZE
1283}
1284
1285sub size_request {
1286 my ($self) = @_;
1287
1288 ($self->{label_w}, undef) = $self->{label}->size_request
1289 if $self->{label};
1290
1291 my ($w, $h) = $self->SUPER::size_request;
1292
1293 (
1294 $w + $self->border * 2,
1295 $h + $self->border * 2,
1296 )
1297}
1298
1299sub invoke_size_allocate {
1300 my ($self, $w, $h) = @_;
1301
1302 my $border = $self->border;
1303
1304 $w -= List::Util::max 0, $border * 2;
1305 $h -= List::Util::max 0, $border * 2;
1306
1307 if (my $label = $self->{label}) {
1308 $label->{w} = List::Util::max 0, List::Util::min $self->{label_w}, $w - $border * 2;
1309 $label->{h} = List::Util::min $h, $border;
1310 $label->invoke_size_allocate ($label->{w}, $label->{h});
1311 }
1312
1313 $self->child->configure ($border, $border, $w, $h);
1314
1315 1
1316}
1317
1318sub _draw {
1319 my ($self) = @_;
1320
1321 my $child = $self->{children}[0];
1322
1323 my $border = $self->border;
1324 my ($w, $h) = ($self->{w}, $self->{h});
1325
1326 $child->draw;
1327
1328 glColor @{$self->{fg}};
1329 glBegin GL_LINE_STRIP;
1330 glVertex $border * 1.5 , $border * 0.5 + 0.5;
1331 glVertex $border * 0.5 + 0.5, $border * 0.5 + 0.5;
1332 glVertex $border * 0.5 + 0.5, $h - $border * 0.5 + 0.5;
1333 glVertex $w - $border * 0.5 + 0.5, $h - $border * 0.5 + 0.5;
1334 glVertex $w - $border * 0.5 + 0.5, $border * 0.5 + 0.5;
1335 glVertex $self->{label} ? $border * 2 + $self->{label}{w} : $border * 1.5, $border * 0.5 + 0.5;
1336 glEnd;
1337
1338 if ($self->{label}) {
1339 glTranslate $border * 2, 0;
1340 $self->{label}->_draw;
1341 }
1342}
1343
1344#############################################################################
1345
1346package CFPlus::UI::Toplevel;
1347
1348our @ISA = CFPlus::UI::Bin::;
1349
1350use CFPlus::OpenGL;
1351
1352my $bg =
1353 new_from_file CFPlus::Texture CFPlus::find_rcfile "d1_bg.png",
1354 mipmap => 1, wrap => 1;
1355
1356my @border =
1357 map { new_from_file CFPlus::Texture CFPlus::find_rcfile $_, mipmap => 1 }
1358 qw(d1_border_top.png d1_border_right.png d1_border_left.png d1_border_bottom.png);
1359
1360sub new {
1361 my ($class, %arg) = @_;
1362
1363 my $self = $class->SUPER::new (
1364 bg => [1, 1, 1, 1],
1365 border_bg => [1, 1, 1, 1],
1366 border => 0.6,
1367 can_events => 1,
1368 min_w => 64,
1369 min_h => 32,
1370 %arg,
1371 );
1372
1373 $self->{title_widget} = new CFPlus::UI::Label
1374 align => 0,
1375 valign => 1,
1376 text => $self->{title},
1377 fontsize => $self->{border},
1378 if exists $self->{title};
1379
1380 if ($self->{has_close_button}) {
1381 $self->{close_button} =
1382 new CFPlus::UI::ImageButton
1383 path => 'x1_close.png',
1384 on_activate => sub { $self->emit ("delete") };
1385
1386 $self->CFPlus::UI::Container::add ($self->{close_button});
1387 }
1388
1389 $self
1390}
1391
1392sub add {
1393 my ($self, @widgets) = @_;
1394
1395 $self->SUPER::add (@widgets);
1396 $self->CFPlus::UI::Container::add ($self->{close_button}) if $self->{close_button};
1397 $self->CFPlus::UI::Container::add ($self->{title_widget}) if $self->{title_widget};
1398}
1399
1400sub border {
1401 int $_[0]{border} * $::FONTSIZE
1402}
1403
1404sub size_request {
1405 my ($self) = @_;
1406
1407 $self->{title_widget}->size_request
1408 if $self->{title_widget};
1409
1410 $self->{close_button}->size_request
1411 if $self->{close_button};
1412
1413 my ($w, $h) = $self->SUPER::size_request;
1414
1415 (
1416 $w + $self->border * 2,
1417 $h + $self->border * 2,
1418 )
1419}
1420
1421sub invoke_size_allocate {
1422 my ($self, $w, $h) = @_;
1423
1424 if ($self->{title_widget}) {
1425 $self->{title_widget}{w} = $w;
1426 $self->{title_widget}{h} = $h;
1427 $self->{title_widget}->invoke_size_allocate ($w, $h);
1428 }
1429
1430 my $border = $self->border;
1431
1432 $h -= List::Util::max 0, $border * 2;
1433 $w -= List::Util::max 0, $border * 2;
1434
1435 $self->child->configure ($border, $border, $w, $h);
1436
1437 $self->{close_button}->configure ($self->{w} - $border, 0, $border, $border)
1438 if $self->{close_button};
1439
1440 1
1441}
1442
1443sub invoke_delete {
1444 my ($self) = @_;
1445
1446 $self->hide;
1447
1448 1
1449}
1450
1451sub invoke_button_down {
1452 my ($self, $ev, $x, $y) = @_;
1453
1454 my ($w, $h) = @$self{qw(w h)};
1455 my $border = $self->border;
1456
1457 my $lr = ($x >= 0 && $x < $border) || ($x > $w - $border && $x < $w);
1458 my $td = ($y >= 0 && $y < $border) || ($y > $h - $border && $y < $h);
1459
1460 if ($lr & $td) {
1461 my ($wx, $wy) = ($self->{x}, $self->{y});
1462 my ($ox, $oy) = ($ev->{x}, $ev->{y});
1463 my ($bw, $bh) = ($self->{w}, $self->{h});
1464
1465 my $mx = $x < $border;
1466 my $my = $y < $border;
1467
1468 $self->{motion} = sub {
1469 my ($ev, $x, $y) = @_;
1470
1471 my $dx = $ev->{x} - $ox;
1472 my $dy = $ev->{y} - $oy;
1473
1474 $self->{force_w} = $bw + $dx * ($mx ? -1 : 1);
1475 $self->{force_h} = $bh + $dy * ($my ? -1 : 1);
1476
1477 $self->move_abs ($wx + $dx * $mx, $wy + $dy * $my);
1478 $self->realloc;
1479 };
1480
1481 } elsif ($lr ^ $td) {
1482 my ($ox, $oy) = ($ev->{x}, $ev->{y});
1483 my ($bx, $by) = ($self->{x}, $self->{y});
1484
1485 $self->{motion} = sub {
1486 my ($ev, $x, $y) = @_;
1487
1488 ($x, $y) = ($ev->{x}, $ev->{y});
1489
1490 $self->move_abs ($bx + $x - $ox, $by + $y - $oy);
1491 # HACK: the next line is required to enforce placement
1492 $self->{parent}->invoke_size_allocate ($self->{parent}{w}, $self->{parent}{h});
1493 };
1494 } else {
1495 return 0;
1496 }
1497
1498 1
1499}
1500
1501sub invoke_button_up {
1502 my ($self, $ev, $x, $y) = @_;
1503
1504 ! ! delete $self->{motion}
1505}
1506
1507sub invoke_mouse_motion {
1508 my ($self, $ev, $x, $y) = @_;
1509
1510 $self->{motion}->($ev, $x, $y) if $self->{motion};
1511
1512 ! ! $self->{motion}
1513}
1514
1515sub invoke_visibility_change {
1516 my ($self, $visible) = @_;
1517
1518 delete $self->{motion} unless $visible;
1519
1520 0
1521}
1522
1523sub _draw {
1524 my ($self) = @_;
1525
1526 my $child = $self->{children}[0];
1527
1528 my ($w, $h ) = ($self->{w}, $self->{h});
1529 my ($cw, $ch) = ($child->{w}, $child->{h});
1530
158 glEnable GL_TEXTURE_2D; 1531 glEnable GL_TEXTURE_2D;
159 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE; 1532 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE;
160 glBindTexture GL_TEXTURE_2D, $tex->{name};
161 1533
162 glColor 1, 1, 1; 1534 my $border = $self->border;
163 1535
1536 glColor @{ $self->{border_bg} };
1537 $border[0]->draw_quad_alpha (0, 0, $w, $border);
1538 $border[1]->draw_quad_alpha (0, $border, $border, $ch);
1539 $border[2]->draw_quad_alpha ($w - $border, $border, $border, $ch);
1540 $border[3]->draw_quad_alpha (0, $h - $border, $w, $border);
1541
1542 if (@{$self->{bg}} < 4 || $self->{bg}[3]) {
1543 glColor @{ $self->{bg} };
1544
1545 # TODO: repeat texture not scale
1546 # solve this better(?)
1547 $bg->{s} = $cw / $bg->{w};
1548 $bg->{t} = $ch / $bg->{h};
1549 $bg->draw_quad_alpha ($border, $border, $cw, $ch);
1550 }
1551
1552 glDisable GL_TEXTURE_2D;
1553
1554 $child->draw;
1555
1556 if ($self->{title_widget}) {
1557 glTranslate 0, $border - $self->{h};
1558 $self->{title_widget}->_draw;
1559
1560 glTranslate 0, - ($border - $self->{h});
1561 }
1562
1563 $self->{close_button}->draw
1564 if $self->{close_button};
1565}
1566
1567#############################################################################
1568
1569package CFPlus::UI::Table;
1570
1571our @ISA = CFPlus::UI::Base::;
1572
1573use List::Util qw(max sum);
1574
1575use CFPlus::OpenGL;
1576
1577sub new {
1578 my $class = shift;
1579
1580 $class->SUPER::new (
1581 children => [],
1582 col_expand => [],
1583 row_expand => [],
1584 @_,
1585 )
1586}
1587
1588sub children {
1589 grep $_, map @$_, grep $_, @{ $_[0]{children} }
1590}
1591
1592# TODO: store row/col info in child widget and use standard add/del
1593sub add {
1594 my ($self) = shift;
1595
1596 while (@_) {
1597 my ($x, $y, $child) = splice @_, 0, 3, ();
1598 $child->set_parent ($self);
1599 $self->{children}[$y][$x] = $child;
1600 }
1601
1602 $self->{force_realloc} = 1;
1603 $self->{force_size_alloc} = 1;
1604 $self->realloc;
1605}
1606
1607sub remove {
1608 my ($self, $child) = @_;
1609
1610 for (@{ $self->{children} }) {
1611 for (@{ $_ || [] }) {
1612 $_ = undef if $_ == $child;
1613 }
1614 }
1615}
1616
1617# TODO: move to container class maybe? send children a signal on removal?
1618sub clear {
1619 my ($self) = @_;
1620
1621 my @children = $self->children;
1622 delete $self->{children};
1623
1624 for (@children) {
1625 delete $_->{parent};
1626 $_->hide;
1627 }
1628
1629 $self->realloc;
1630}
1631
1632sub get_wh {
1633 my ($self) = @_;
1634
1635 my (@w, @h);
1636
1637 for my $y (0 .. $#{$self->{children}}) {
1638 my $row = $self->{children}[$y]
1639 or next;
1640
1641 for my $x (0 .. $#$row) {
1642 my $widget = $row->[$x]
1643 or next;
1644 my ($w, $h) = @$widget{qw(req_w req_h)};
1645
1646 $w[$x] = max $w[$x], $w;
1647 $h[$y] = max $h[$y], $h;
1648 }
1649 }
1650
1651 (\@w, \@h)
1652}
1653
1654sub size_request {
1655 my ($self) = @_;
1656
1657 my ($ws, $hs) = $self->get_wh;
1658
1659 (
1660 (sum @$ws),
1661 (sum @$hs),
1662 )
1663}
1664
1665sub invoke_size_allocate {
1666 my ($self, $w, $h) = @_;
1667
1668 my ($ws, $hs) = $self->get_wh;
1669
1670 my $req_w = (sum @$ws) || 1;
1671 my $req_h = (sum @$hs) || 1;
1672
1673 # TODO: nicer code
1674 my @col_expand = @{$self->{col_expand}};
1675 @col_expand = (1) x @$ws unless @col_expand;
1676 my $col_expand = (sum @col_expand) || 1;
1677
1678 $ws->[$_] += $col_expand[$_] / $col_expand * ($w - $req_w) for 0 .. $#$ws;
1679
1680 CFPlus::UI::harmonize $ws;
1681
1682 my @row_expand = @{$self->{row_expand}};
1683 @row_expand = (1) x @$ws unless @row_expand;
1684 my $row_expand = (sum @row_expand) || 1;
1685
1686 $hs->[$_] += $row_expand[$_] / $row_expand * ($h - $req_h) for 0 .. $#$hs;
1687
1688 CFPlus::UI::harmonize $hs;
1689
1690 my $y;
1691
1692 for my $r (0 .. $#{$self->{children}}) {
1693 my $row = $self->{children}[$r]
1694 or next;
1695
1696 my $x = 0;
1697 my $row_h = $hs->[$r];
1698
1699 for my $c (0 .. $#$row) {
1700 my $col_w = $ws->[$c];
1701
1702 if (my $widget = $row->[$c]) {
1703 $widget->configure ($x, $y, $col_w, $row_h);
1704 }
1705
1706 $x += $col_w;
1707 }
1708
1709 $y += $row_h;
1710 }
1711
1712 1
1713}
1714
1715sub find_widget {
1716 my ($self, $x, $y) = @_;
1717
1718 $x -= $self->{x};
1719 $y -= $self->{y};
1720
1721 my $res;
1722
1723 for (grep $_, map @$_, grep $_, @{ $self->{children} }) {
1724 $res = $_->find_widget ($x, $y)
1725 and return $res;
1726 }
1727
1728 $self->SUPER::find_widget ($x + $self->{x}, $y + $self->{y})
1729}
1730
1731sub _draw {
1732 my ($self) = @_;
1733
1734 for (grep $_, @{$self->{children}}) {
1735 $_->draw for grep $_, @$_;
1736 }
1737}
1738
1739#############################################################################
1740
1741package CFPlus::UI::Fixed;
1742
1743use List::Util qw(min max);
1744
1745our @ISA = CFPlus::UI::Container::;
1746
1747sub add {
1748 my ($self, $child, $posmode, $x, $y, $sizemode, $w, $h) = @_;
1749
1750 $child->{_fixed} = [$posmode, $x, $y, $sizemode, $w, $h];
1751 $self->SUPER::add ($child);
1752}
1753
1754sub _scale($$$) {
1755 my ($mode, $val, $max) = @_;
1756
1757 $mode eq "abs" ? $val
1758 : $mode eq "rel" ? $val * $max
1759 : 0
1760}
1761
1762sub size_request {
1763 my ($self) = @_;
1764
1765 my ($x1, $y1, $x2, $y2) = (0, 0, 0, 0);
1766
1767 # determine overall size by querying abs widgets
1768 for my $child ($self->visible_children) {
1769 my ($pos, $x, $y, $size, $w, $h) = @{ $child->{_fixed} };
1770
1771 if ($pos eq "abs") {
1772 $w = _scale $size, $w, $child->{req_w};
1773 $h = _scale $size, $h, $child->{req_h};
1774
1775 $x1 = min $x1, $x; $x2 = max $x2, $x + $w;
1776 $y1 = min $y1, $y; $y2 = max $y2, $y + $h;
1777 }
1778 }
1779
1780 my $W = $x2 - $x1;
1781 my $H = $y2 - $y1;
1782
1783 # now layout remaining widgets
1784 for my $child ($self->visible_children) {
1785 my ($pos, $x, $y, $size, $w, $h) = @{ $child->{_fixed} };
1786
1787 if ($pos ne "abs") {
1788 $x = _scale $pos, $x, $W;
1789 $y = _scale $pos, $x, $H;
1790 $w = _scale $size, $w, $child->{req_w};
1791 $h = _scale $size, $h, $child->{req_h};
1792
1793 $x1 = min $x1, $x; $x2 = max $x2, $x + $w;
1794 $y1 = min $y1, $y; $y2 = max $y2, $y + $h;
1795 }
1796 }
1797
1798 my $W = $x2 - $x1;
1799 my $H = $y2 - $y1;
1800
1801 ($W, $H)
1802}
1803
1804sub invoke_size_allocate {
1805 my ($self, $W, $H) = @_;
1806
1807 for my $child ($self->visible_children) {
1808 my ($pos, $x, $y, $size, $w, $h) = @{ $child->{_fixed} };
1809
1810 $x = _scale $pos, $x, $W;
1811 $y = _scale $pos, $x, $H;
1812 $w = _scale $size, $w, $child->{req_w};
1813 $h = _scale $size, $h, $child->{req_h};
1814
1815 $child->configure ($x, $y, $w, $h);
1816 }
1817
1818 1
1819}
1820
1821#############################################################################
1822
1823package CFPlus::UI::Box;
1824
1825our @ISA = CFPlus::UI::Container::;
1826
1827sub size_request {
1828 my ($self) = @_;
1829
1830 $self->{vertical}
1831 ? (
1832 (List::Util::max map $_->{req_w}, @{$self->{children}}),
1833 (List::Util::sum map $_->{req_h}, @{$self->{children}}),
1834 )
1835 : (
1836 (List::Util::sum map $_->{req_w}, @{$self->{children}}),
1837 (List::Util::max map $_->{req_h}, @{$self->{children}}),
1838 )
1839}
1840
1841sub invoke_size_allocate {
1842 my ($self, $w, $h) = @_;
1843
1844 my $space = $self->{vertical} ? $h : $w;
1845 my @children = $self->visible_children;
1846
1847 my @req;
1848
1849 if ($self->{homogeneous}) {
1850 @req = ($space / (@children || 1)) x @children;
1851 } else {
1852 @req = map $_->{$self->{vertical} ? "req_h" : "req_w"}, @children;
1853 my $req = List::Util::sum @req;
1854
1855 if ($req > $space) {
1856 # ah well, not enough space
1857 $_ *= $space / $req for @req;
1858 } else {
1859 my $expand = (List::Util::sum map $_->{expand}, @children) || 1;
1860
1861 $space = ($space - $req) / $expand; # remaining space to give away
1862
1863 $req[$_] += $space * $children[$_]{expand}
1864 for 0 .. $#children;
1865 }
1866 }
1867
1868 CFPlus::UI::harmonize \@req;
1869
1870 my $pos = 0;
1871 for (0 .. $#children) {
1872 my $alloc = $req[$_];
1873 $children[$_]->configure ($self->{vertical} ? (0, $pos, $w, $alloc) : ($pos, 0, $alloc, $h));
1874
1875 $pos += $alloc;
1876 }
1877
1878 1
1879}
1880
1881#############################################################################
1882
1883package CFPlus::UI::HBox;
1884
1885our @ISA = CFPlus::UI::Box::;
1886
1887sub new {
1888 my $class = shift;
1889
1890 $class->SUPER::new (
1891 vertical => 0,
1892 @_,
1893 )
1894}
1895
1896#############################################################################
1897
1898package CFPlus::UI::VBox;
1899
1900our @ISA = CFPlus::UI::Box::;
1901
1902sub new {
1903 my $class = shift;
1904
1905 $class->SUPER::new (
1906 vertical => 1,
1907 @_,
1908 )
1909}
1910
1911#############################################################################
1912
1913package CFPlus::UI::Label;
1914
1915our @ISA = CFPlus::UI::DrawBG::;
1916
1917use CFPlus::OpenGL;
1918
1919sub new {
1920 my ($class, %arg) = @_;
1921
1922 my $self = $class->SUPER::new (
1923 fg => [1, 1, 1],
1924 #bg => none
1925 #active_bg => none
1926 #font => default_font
1927 #text => initial text
1928 #markup => initial narkup
1929 #max_w => maximum pixel width
1930 #style => 0, # render flags
1931 ellipsise => 3, # end
1932 layout => (new CFPlus::Layout),
1933 fontsize => 1,
1934 align => -1,
1935 valign => -1,
1936 padding_x => 2,
1937 padding_y => 2,
1938 can_events => 0,
1939 %arg
1940 );
1941
1942 if (exists $self->{template}) {
1943 my $layout = new CFPlus::Layout;
1944 $layout->set_text (delete $self->{template});
1945 $self->{template} = $layout;
1946 }
1947
1948 if (exists $self->{markup}) {
1949 $self->set_markup (delete $self->{markup});
1950 } else {
1951 $self->set_text (delete $self->{text});
1952 }
1953
1954 $self
1955}
1956
1957sub update {
1958 my ($self) = @_;
1959
1960 delete $self->{texture};
1961 $self->SUPER::update;
1962}
1963
1964sub realloc {
1965 my ($self) = @_;
1966
1967 delete $self->{ox};
1968 $self->SUPER::realloc;
1969}
1970
1971sub set_text {
1972 my ($self, $text) = @_;
1973
1974 return if $self->{text} eq "T$text";
1975 $self->{text} = "T$text";
1976
1977 $self->{layout}->set_text ($text);
1978
1979 delete $self->{size_req};
1980 $self->realloc;
1981 $self->update;
1982}
1983
1984sub set_markup {
1985 my ($self, $markup) = @_;
1986
1987 return if $self->{text} eq "M$markup";
1988 $self->{text} = "M$markup";
1989
1990 my $rgba = $markup =~ /span.*(?:foreground|background)/;
1991
1992 $self->{layout}->set_markup ($markup);
1993
1994 delete $self->{size_req};
1995 $self->realloc;
1996 $self->update;
1997}
1998
1999sub size_request {
2000 my ($self) = @_;
2001
2002 $self->{size_req} ||= do {
2003 $self->{layout}->set_font ($self->{font}) if $self->{font};
2004 $self->{layout}->set_width ($self->{max_w} || -1);
2005 $self->{layout}->set_ellipsise ($self->{ellipsise});
2006 $self->{layout}->set_single_paragraph_mode ($self->{ellipsise});
2007 $self->{layout}->set_height ($self->{fontsize} * $::FONTSIZE);
2008
2009 my ($w, $h) = $self->{layout}->size;
2010
2011 if (exists $self->{template}) {
2012 $self->{template}->set_font ($self->{font}) if $self->{font};
2013 $self->{template}->set_width ($self->{max_w} || -1);
2014 $self->{template}->set_height ($self->{fontsize} * $::FONTSIZE);
2015
2016 my ($w2, $h2) = $self->{template}->size;
2017
2018 $w = List::Util::max $w, $w2;
2019 $h = List::Util::max $h, $h2;
2020 }
2021
2022 [$w, $h]
2023 };
2024
2025 @{ $self->{size_req} }
2026}
2027
2028sub baseline_shift {
2029 $_[0]{layout}->descent
2030}
2031
2032sub invoke_size_allocate {
2033 my ($self, $w, $h) = @_;
2034
2035 delete $self->{ox};
2036
2037 delete $self->{texture}
2038 unless $w >= $self->{req_w} && $self->{old_w} >= $self->{req_w};
2039
2040 1
2041}
2042
2043sub set_fontsize {
2044 my ($self, $fontsize) = @_;
2045
2046 $self->{fontsize} = $fontsize;
2047 delete $self->{size_req};
2048 delete $self->{texture};
2049
2050 $self->realloc;
2051}
2052
2053sub reconfigure {
2054 my ($self) = @_;
2055
2056 delete $self->{size_req};
2057 delete $self->{texture};
2058
2059 $self->SUPER::reconfigure;
2060}
2061
2062sub _draw {
2063 my ($self) = @_;
2064
2065 $self->SUPER::_draw; # draw background, if applicable
2066
2067 my $size = $self->{texture} ||= do {
2068 $self->{layout}->set_foreground (@{$self->{fg}});
2069 $self->{layout}->set_font ($self->{font}) if $self->{font};
2070 $self->{layout}->set_width ($self->{w});
2071 $self->{layout}->set_ellipsise ($self->{ellipsise});
2072 $self->{layout}->set_single_paragraph_mode ($self->{ellipsise});
2073 $self->{layout}->set_height ($self->{fontsize} * $::FONTSIZE);
2074
2075 [$self->{layout}->size]
2076 };
2077
2078 unless (exists $self->{ox}) {
2079 $self->{ox} = int ($self->{align} < 0 ? $self->{padding_x}
2080 : $self->{align} > 0 ? $self->{w} - $size->[0] - $self->{padding_x}
2081 : ($self->{w} - $size->[0]) * 0.5);
2082
2083 $self->{oy} = int ($self->{valign} < 0 ? $self->{padding_y}
2084 : $self->{valign} > 0 ? $self->{h} - $size->[1] - $self->{padding_y}
2085 : ($self->{h} - $size->[1]) * 0.5);
2086 };
2087
2088 my $w = List::Util::min $self->{w} + 4, $size->[0];
2089 my $h = List::Util::min $self->{h} + 2, $size->[1];
2090
2091 $self->{layout}->render ($self->{ox}, $self->{oy}, $self->{style});
2092}
2093
2094#############################################################################
2095
2096package CFPlus::UI::EntryBase;
2097
2098our @ISA = CFPlus::UI::Label::;
2099
2100use CFPlus::OpenGL;
2101
2102sub new {
2103 my $class = shift;
2104
2105 $class->SUPER::new (
2106 fg => [1, 1, 1],
2107 bg => [0, 0, 0, 0.2],
2108 active_bg => [1, 1, 1, 0.5],
2109 active_fg => [0, 0, 0],
2110 can_hover => 1,
2111 can_focus => 1,
2112 valign => 0,
2113 can_events => 1,
2114 ellipsise => 0,
2115 #text => ...
2116 #hidden => "*",
2117 @_
2118 )
2119}
2120
2121sub _set_text {
2122 my ($self, $text) = @_;
2123
2124 delete $self->{cur_h};
2125
2126 return if $self->{text} eq $text;
2127
2128 $self->{last_activity} = $::NOW;
2129 $self->{text} = $text;
2130
2131 $text =~ s/./*/g if $self->{hidden};
2132 $self->{layout}->set_text ("$text ");
2133 delete $self->{size_req};
2134
2135 $self->emit (changed => $self->{text});
2136
2137 $self->realloc;
2138 $self->update;
2139}
2140
2141sub set_text {
2142 my ($self, $text) = @_;
2143
2144 $self->{cursor} = length $text;
2145 $self->_set_text ($text);
2146}
2147
2148sub get_text {
2149 $_[0]{text}
2150}
2151
2152sub size_request {
2153 my ($self) = @_;
2154
2155 my ($w, $h) = $self->SUPER::size_request;
2156
2157 ($w + 1, $h) # add 1 for cursor
2158}
2159
2160sub invoke_key_down {
2161 my ($self, $ev) = @_;
2162
2163 my $mod = $ev->{mod};
2164 my $sym = $ev->{sym};
2165 my $uni = $ev->{unicode};
2166
2167 my $text = $self->get_text;
2168
2169 $self->{cursor} = List::Util::max 0, List::Util::min $self->{cursor}, length $text;
2170
2171 if ($uni == 8) {
2172 substr $text, --$self->{cursor}, 1, "" if $self->{cursor};
2173 } elsif ($uni == 127) {
2174 substr $text, $self->{cursor}, 1, "";
2175 } elsif ($sym == CFPlus::SDLK_LEFT) {
2176 --$self->{cursor} if $self->{cursor};
2177 } elsif ($sym == CFPlus::SDLK_RIGHT) {
2178 ++$self->{cursor} if $self->{cursor} < length $self->{text};
2179 } elsif ($sym == CFPlus::SDLK_HOME) {
2180 # what a hack
2181 $self->{cursor} =
2182 (substr $self->{text}, 0, $self->{cursor}) =~ /^(.*\012)/
2183 ? length $1
2184 : 0;
2185 } elsif ($sym == CFPlus::SDLK_END) {
2186 # uh, again
2187 $self->{cursor} =
2188 (substr $self->{text}, $self->{cursor}) =~ /^([^\012]*)\012/
2189 ? $self->{cursor} + length $1
2190 : length $self->{text};
2191 } elsif ($uni == 21) { # ctrl-u
2192 $text = "";
2193 $self->{cursor} = 0;
2194 } elsif ($uni == 27) {
2195 $self->emit ('escape');
2196 } elsif ($uni == 0x0d) {
2197 substr $text, $self->{cursor}++, 0, "\012";
2198 } elsif ($uni >= 0x20) {
2199 substr $text, $self->{cursor}++, 0, chr $uni;
2200 } else {
2201 return 0;
2202 }
2203
2204 $self->_set_text ($text);
2205
2206 $self->realloc;
2207 $self->update;
2208
2209 1
2210}
2211
2212sub invoke_focus_in {
2213 my ($self) = @_;
2214
2215 $self->{last_activity} = $::NOW;
2216
2217 $self->SUPER::invoke_focus_in
2218}
2219
2220sub invoke_button_down {
2221 my ($self, $ev, $x, $y) = @_;
2222
2223 $self->SUPER::invoke_button_down ($ev, $x, $y);
2224
2225 my $idx = $self->{layout}->xy_to_index ($x, $y);
2226
2227 # byte-index to char-index
2228 my $text = $self->{text};
2229 utf8::encode $text; $text = substr $text, 0, $idx; utf8::decode $text;
2230 $self->{cursor} = length $text;
2231
2232 $self->_set_text ($self->{text});
2233 $self->update;
2234
2235 1
2236}
2237
2238sub invoke_mouse_motion {
2239 my ($self, $ev, $x, $y) = @_;
2240# printf "M %d,%d %d,%d\n", $ev->motion_x, $ev->motion_y, $x, $y;#d#
2241
2242 1
2243}
2244
2245sub _draw {
2246 my ($self) = @_;
2247
2248 local $self->{fg} = $self->{fg};
2249
2250 if ($FOCUS == $self) {
2251 glColor_premultiply @{$self->{active_bg}};
2252 $self->{fg} = $self->{active_fg};
2253 } else {
2254 glColor_premultiply @{$self->{bg}};
2255 }
2256
2257 glEnable GL_BLEND;
2258 glBlendFunc GL_ONE, GL_ONE_MINUS_SRC_ALPHA;
164 glBegin GL_QUADS; 2259 glBegin GL_QUADS;
165 glTexCoord 0, 0; glVertex 0, 0; 2260 glVertex 0 , 0;
166 glTexCoord 0, 1; glVertex 0, $h; 2261 glVertex 0 , $self->{h};
167 glTexCoord 1, 1; glVertex $w, $h; 2262 glVertex $self->{w}, $self->{h};
168 glTexCoord 1, 0; glVertex $w, 0; 2263 glVertex $self->{w}, 0;
169 glEnd; 2264 glEnd;
2265 glDisable GL_BLEND;
2266
2267 $self->SUPER::_draw;
2268
2269 #TODO: force update every cursor change :(
2270 if ($FOCUS == $self && (($::NOW - $self->{last_activity}) & 1023) < 600) {
2271
2272 unless (exists $self->{cur_h}) {
2273 my $text = substr $self->{text}, 0, $self->{cursor};
2274 utf8::encode $text;
2275
2276 @$self{qw(cur_x cur_y cur_h)} = $self->{layout}->cursor_pos (length $text)
2277 }
2278
2279 glBegin GL_LINES;
2280 glVertex 0.5 + $self->{cur_x} + $self->{ox}, $self->{cur_y} + $self->{oy};
2281 glVertex 0.5 + $self->{cur_x} + $self->{ox}, $self->{cur_y} + $self->{oy} + $self->{cur_h};
2282 glEnd;
2283 }
2284}
2285
2286#############################################################################
2287
2288package CFPlus::UI::Entry;
2289
2290our @ISA = CFPlus::UI::EntryBase::;
2291
2292use CFPlus::OpenGL;
2293
2294sub invoke_key_down {
2295 my ($self, $ev) = @_;
2296
2297 my $sym = $ev->{sym};
2298
2299 if ($ev->{uni} == 0x0d || $sym == 13) {
2300 unshift @{$self->{history}},
2301 my $txt = $self->get_text;
2302
2303 $self->{history_pointer} = -1;
2304 $self->{history_saveback} = '';
2305 $self->emit (activate => $txt);
2306 $self->update;
2307
2308 } elsif ($sym == CFPlus::SDLK_UP) {
2309 if ($self->{history_pointer} < 0) {
2310 $self->{history_saveback} = $self->get_text;
2311 }
2312 if (@{$self->{history} || []} > 0) {
2313 $self->{history_pointer}++;
2314 if ($self->{history_pointer} >= @{$self->{history} || []}) {
2315 $self->{history_pointer} = @{$self->{history} || []} - 1;
2316 }
2317 $self->set_text ($self->{history}->[$self->{history_pointer}]);
2318 }
2319
2320 } elsif ($sym == CFPlus::SDLK_DOWN) {
2321 $self->{history_pointer}--;
2322 $self->{history_pointer} = -1 if $self->{history_pointer} < 0;
2323
2324 if ($self->{history_pointer} >= 0) {
2325 $self->set_text ($self->{history}->[$self->{history_pointer}]);
2326 } else {
2327 $self->set_text ($self->{history_saveback});
2328 }
2329
2330 } else {
2331 return $self->SUPER::invoke_key_down ($ev)
2332 }
2333
2334 1
2335}
2336
2337#############################################################################
2338
2339package CFPlus::UI::TextEdit;
2340
2341our @ISA = CFPlus::UI::EntryBase::;
2342
2343use CFPlus::OpenGL;
2344
2345sub move_cursor_ver {
2346 my ($self, $dy) = @_;
2347
2348 my ($y, $x) = $self->{layout}->index_to_line_x ($self->{cursor});
2349
2350 $y += $dy;
2351
2352 if (defined (my $index = $self->{layout}->line_x_to_index ($y, $x))) {
2353 $self->{cursor} = $index;
2354 delete $self->{cur_h};
2355 $self->update;
2356 return;
2357 }
2358}
2359
2360sub invoke_key_down {
2361 my ($self, $ev) = @_;
2362
2363 my $sym = $ev->{sym};
2364
2365 if ($sym == CFPlus::SDLK_UP) {
2366 $self->move_cursor_ver (-1);
2367 } elsif ($sym == CFPlus::SDLK_DOWN) {
2368 $self->move_cursor_ver (+1);
2369 } else {
2370 return $self->SUPER::invoke_key_down ($ev)
2371 }
2372
2373 1
2374}
2375
2376#############################################################################
2377
2378package CFPlus::UI::Button;
2379
2380our @ISA = CFPlus::UI::Label::;
2381
2382use CFPlus::OpenGL;
2383
2384my @tex =
2385 map { new_from_file CFPlus::Texture CFPlus::find_rcfile $_, mipmap => 1 }
2386 qw(b1_button_active.png);
2387
2388sub new {
2389 my $class = shift;
2390
2391 $class->SUPER::new (
2392 padding_x => 4,
2393 padding_y => 4,
2394 fg => [1, 1, 1],
2395 active_fg => [0, 0, 1],
2396 can_hover => 1,
2397 align => 0,
2398 valign => 0,
2399 can_events => 1,
2400 @_
2401 )
2402}
2403
2404sub invoke_button_up {
2405 my ($self, $ev, $x, $y) = @_;
2406
2407 $self->emit ("activate")
2408 if $x >= 0 && $x < $self->{w}
2409 && $y >= 0 && $y < $self->{h};
2410
2411 1
2412}
2413
2414sub _draw {
2415 my ($self) = @_;
2416
2417 local $self->{fg} = $GRAB == $self ? $self->{active_fg} : $self->{fg};
2418
2419 glEnable GL_TEXTURE_2D;
2420 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
2421 glColor 0, 0, 0, 1;
2422
2423 $tex[0]->draw_quad_alpha (0, 0, $self->{w}, $self->{h});
2424
2425 glDisable GL_TEXTURE_2D;
2426
2427 $self->SUPER::_draw;
2428}
2429
2430#############################################################################
2431
2432package CFPlus::UI::CheckBox;
2433
2434our @ISA = CFPlus::UI::DrawBG::;
2435
2436my @tex =
2437 map { new_from_file CFPlus::Texture CFPlus::find_rcfile $_, mipmap => 1 }
2438 qw(c1_checkbox_bg.png c1_checkbox_active.png);
2439
2440use CFPlus::OpenGL;
2441
2442sub new {
2443 my $class = shift;
2444
2445 $class->SUPER::new (
2446 padding_x => 2,
2447 padding_y => 2,
2448 fg => [1, 1, 1],
2449 active_fg => [1, 1, 0],
2450 bg => [0, 0, 0, 0.2],
2451 active_bg => [1, 1, 1, 0.5],
2452 state => 0,
2453 can_hover => 1,
2454 @_
2455 )
2456}
2457
2458sub size_request {
2459 my ($self) = @_;
2460
2461 (6) x 2
2462}
2463
2464sub toggle {
2465 my ($self) = @_;
2466
2467 $self->{state} = !$self->{state};
2468 $self->emit (changed => $self->{state});
2469 $self->update;
2470}
2471
2472sub invoke_button_down {
2473 my ($self, $ev, $x, $y) = @_;
2474
2475 if ($x >= $self->{padding_x} && $x < $self->{w} - $self->{padding_x}
2476 && $y >= $self->{padding_y} && $y < $self->{h} - $self->{padding_y}) {
2477 $self->toggle;
2478 } else {
2479 return 0
2480 }
2481
2482 1
2483}
2484
2485sub _draw {
2486 my ($self) = @_;
2487
2488 $self->SUPER::_draw;
2489
2490 glTranslate $self->{padding_x} + 0.375, $self->{padding_y} + 0.375, 0;
2491
2492 my ($w, $h) = @$self{qw(w h)};
2493
2494 my $s = List::Util::min $w - $self->{padding_x} * 2, $h - $self->{padding_y} * 2;
2495
2496 glColor @{ $FOCUS == $self ? $self->{active_fg} : $self->{fg} };
2497
2498 my $tex = $self->{state} ? $tex[1] : $tex[0];
2499
2500 glEnable GL_TEXTURE_2D;
2501 $tex->draw_quad_alpha (0, 0, $s, $s);
2502 glDisable GL_TEXTURE_2D;
2503}
2504
2505#############################################################################
2506
2507package CFPlus::UI::Image;
2508
2509our @ISA = CFPlus::UI::Base::;
2510
2511use CFPlus::OpenGL;
2512
2513our %texture_cache;
2514
2515sub new {
2516 my $class = shift;
2517
2518 my $self = $class->SUPER::new (
2519 can_events => 0,
2520 @_,
2521 );
2522
2523 $self->{path} || $self->{tex}
2524 or Carp::croak "'path' or 'tex' attributes required";
2525
2526 $self->{tex} ||= $texture_cache{$self->{path}} ||=
2527 new_from_file CFPlus::Texture CFPlus::find_rcfile $self->{path}, mipmap => 1;
2528
2529 CFPlus::weaken $texture_cache{$self->{path}};
2530
2531 $self->{aspect} ||= $self->{tex}{w} / $self->{tex}{h};
2532
2533 $self
2534}
2535
2536sub STORABLE_freeze {
2537 my ($self, $cloning) = @_;
2538
2539 $self->{path}
2540 or die "cannot serialise CFPlus::UI::Image on non-loadable images\n";
2541
2542 $self->{path}
2543}
2544
2545sub STORABLE_attach {
2546 my ($self, $cloning, $path) = @_;
2547
2548 $self->new (path => $path)
2549}
2550
2551sub size_request {
2552 my ($self) = @_;
2553
2554 ($self->{tex}{w}, $self->{tex}{h})
2555}
2556
2557sub _draw {
2558 my ($self) = @_;
2559
2560 my $tex = $self->{tex};
2561
2562 my ($w, $h) = ($self->{w}, $self->{h});
2563
2564 if ($self->{rot90}) {
2565 glRotate 90, 0, 0, 1;
2566 glTranslate 0, -$self->{w}, 0;
2567
2568 ($w, $h) = ($h, $w);
2569 }
2570
2571 glEnable GL_TEXTURE_2D;
2572 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
2573
2574 $tex->draw_quad (0, 0, $w, $h);
2575
2576 glDisable GL_TEXTURE_2D;
2577}
2578
2579#############################################################################
2580
2581package CFPlus::UI::ImageButton;
2582
2583our @ISA = CFPlus::UI::Image::;
2584
2585use CFPlus::OpenGL;
2586
2587my %textures;
2588
2589sub new {
2590 my $class = shift;
2591
2592 my $self = $class->SUPER::new (
2593 padding_x => 4,
2594 padding_y => 4,
2595 fg => [1, 1, 1],
2596 active_fg => [0, 0, 1],
2597 can_hover => 1,
2598 align => 0,
2599 valign => 0,
2600 can_events => 1,
2601 @_
2602 );
2603}
2604
2605sub invoke_button_up {
2606 my ($self, $ev, $x, $y) = @_;
2607
2608 $self->emit ("activate")
2609 if $x >= 0 && $x < $self->{w}
2610 && $y >= 0 && $y < $self->{h};
2611
2612 1
2613}
2614
2615#############################################################################
2616
2617package CFPlus::UI::VGauge;
2618
2619our @ISA = CFPlus::UI::Base::;
2620
2621use List::Util qw(min max);
2622
2623use CFPlus::OpenGL;
2624
2625my %tex = (
2626 food => [
2627 map { new_from_file CFPlus::Texture CFPlus::find_rcfile $_, mipmap => 1 }
2628 qw/g1_food_gauge_empty.png g1_food_gauge_full.png/
2629 ],
2630 grace => [
2631 map { new_from_file CFPlus::Texture CFPlus::find_rcfile $_, mipmap => 1 }
2632 qw/g1_grace_gauge_empty.png g1_grace_gauge_full.png g1_grace_gauge_overflow.png/
2633 ],
2634 hp => [
2635 map { new_from_file CFPlus::Texture CFPlus::find_rcfile $_, mipmap => 1 }
2636 qw/g1_hp_gauge_empty.png g1_hp_gauge_full.png/
2637 ],
2638 mana => [
2639 map { new_from_file CFPlus::Texture CFPlus::find_rcfile $_, mipmap => 1 }
2640 qw/g1_mana_gauge_empty.png g1_mana_gauge_full.png g1_mana_gauge_overflow.png/
2641 ],
2642);
2643
2644# eg. VGauge->new (gauge => 'food'), default gauge: food
2645sub new {
2646 my $class = shift;
2647
2648 my $self = $class->SUPER::new (
2649 type => 'food',
2650 @_
2651 );
2652
2653 $self->{aspect} = $tex{$self->{type}}[0]{w} / $tex{$self->{type}}[0]{h};
2654
2655 $self
2656}
2657
2658sub size_request {
2659 my ($self) = @_;
2660
2661 #my $tex = $tex{$self->{type}}[0];
2662 #@$tex{qw(w h)}
2663 (0, 0)
2664}
2665
2666sub set_max {
2667 my ($self, $max) = @_;
2668
2669 return if $self->{max_val} == $max;
2670
2671 $self->{max_val} = $max;
2672 $self->update;
2673}
2674
2675sub set_value {
2676 my ($self, $val, $max) = @_;
2677
2678 $self->set_max ($max)
2679 if defined $max;
2680
2681 return if $self->{val} == $val;
2682
2683 $self->{val} = $val;
2684 $self->update;
2685}
2686
2687sub _draw {
2688 my ($self) = @_;
2689
2690 my $tex = $tex{$self->{type}};
2691 my ($t1, $t2, $t3) = @$tex;
2692
2693 my ($w, $h) = ($self->{w}, $self->{h});
2694
2695 if ($self->{vertical}) {
2696 glRotate 90, 0, 0, 1;
2697 glTranslate 0, -$self->{w}, 0;
2698
2699 ($w, $h) = ($h, $w);
2700 }
2701
2702 my $ycut = $self->{val} / ($self->{max_val} || 1);
2703
2704 my $ycut1 = max 0, min 1, $ycut;
2705 my $ycut2 = max 0, min 1, $ycut - 1;
2706
2707 my $h1 = $self->{h} * (1 - $ycut1);
2708 my $h2 = $self->{h} * (1 - $ycut2);
2709 my $h3 = $self->{h};
2710
2711 $_ = $_ * (284-4)/288 + 4/288 for ($h1, $h2, $h3);
2712
2713 glEnable GL_BLEND;
2714 glBlendFuncSeparate GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA,
2715 GL_ONE, GL_ONE_MINUS_SRC_ALPHA;
2716 glEnable GL_TEXTURE_2D;
2717 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
2718
2719 glBindTexture GL_TEXTURE_2D, $t1->{name};
2720 glBegin GL_QUADS;
2721 glTexCoord 0 , 0; glVertex 0 , 0;
2722 glTexCoord 0 , $t1->{t} * (1 - $ycut1); glVertex 0 , $h1;
2723 glTexCoord $t1->{s}, $t1->{t} * (1 - $ycut1); glVertex $w, $h1;
2724 glTexCoord $t1->{s}, 0; glVertex $w, 0;
2725 glEnd;
2726
2727 my $ycut1 = List::Util::min 1, $ycut;
2728 glBindTexture GL_TEXTURE_2D, $t2->{name};
2729 glBegin GL_QUADS;
2730 glTexCoord 0 , $t2->{t} * (1 - $ycut1); glVertex 0 , $h1;
2731 glTexCoord 0 , $t2->{t} * (1 - $ycut2); glVertex 0 , $h2;
2732 glTexCoord $t2->{s}, $t2->{t} * (1 - $ycut2); glVertex $w, $h2;
2733 glTexCoord $t2->{s}, $t2->{t} * (1 - $ycut1); glVertex $w, $h1;
2734 glEnd;
2735
2736 if ($t3) {
2737 glBindTexture GL_TEXTURE_2D, $t3->{name};
2738 glBegin GL_QUADS;
2739 glTexCoord 0 , $t3->{t} * (1 - $ycut2); glVertex 0 , $h2;
2740 glTexCoord 0 , $t3->{t}; glVertex 0 , $h3;
2741 glTexCoord $t3->{s}, $t3->{t}; glVertex $w, $h3;
2742 glTexCoord $t3->{s}, $t3->{t} * (1 - $ycut2); glVertex $w, $h2;
2743 glEnd;
2744 }
170 2745
171 glDisable GL_BLEND; 2746 glDisable GL_BLEND;
172 glDisable GL_TEXTURE_2D; 2747 glDisable GL_TEXTURE_2D;
173} 2748}
174 2749
175package Crossfire::Client::Widget::Frame; 2750#############################################################################
176 2751
177our @ISA = Crossfire::Client::Widget::Container::; 2752package CFPlus::UI::Gauge;
178 2753
179use SDL::OpenGL; 2754our @ISA = CFPlus::UI::VBox::;
2755
2756sub new {
2757 my ($class, %arg) = @_;
2758
2759 my $self = $class->SUPER::new (
2760 tooltip => $arg{type},
2761 can_hover => 1,
2762 can_events => 1,
2763 %arg,
2764 );
2765
2766 $self->add ($self->{value} = new CFPlus::UI::Label valign => +1, align => 0, template => "999");
2767 $self->add ($self->{gauge} = new CFPlus::UI::VGauge type => $self->{type}, expand => 1, can_hover => 1);
2768 $self->add ($self->{max} = new CFPlus::UI::Label valign => -1, align => 0, template => "999");
2769
2770 $self
2771}
2772
2773sub set_fontsize {
2774 my ($self, $fsize) = @_;
2775
2776 $self->{value}->set_fontsize ($fsize);
2777 $self->{max} ->set_fontsize ($fsize);
2778}
2779
2780sub set_max {
2781 my ($self, $max) = @_;
2782
2783 $self->{gauge}->set_max ($max);
2784 $self->{max}->set_text ($max);
2785}
2786
2787sub set_value {
2788 my ($self, $val, $max) = @_;
2789
2790 $self->set_max ($max)
2791 if defined $max;
2792
2793 $self->{gauge}->set_value ($val, $max);
2794 $self->{value}->set_text ($val);
2795}
2796
2797#############################################################################
2798
2799package CFPlus::UI::Slider;
2800
2801use strict;
2802
2803use CFPlus::OpenGL;
2804
2805our @ISA = CFPlus::UI::DrawBG::;
2806
2807my @tex =
2808 map { new_from_file CFPlus::Texture CFPlus::find_rcfile $_ }
2809 qw(s1_slider.png s1_slider_bg.png);
2810
2811sub new {
2812 my $class = shift;
2813
2814 # range [value, low, high, page, unit]
2815
2816 # TODO: 0-width page
2817 # TODO: req_w/h are wrong with vertical
2818 # TODO: calculations are off
2819 my $self = $class->SUPER::new (
2820 fg => [1, 1, 1],
2821 active_fg => [0, 0, 0],
2822 bg => [0, 0, 0, 0.2],
2823 active_bg => [1, 1, 1, 0.5],
2824 range => [0, 0, 100, 10, 0],
2825 min_w => $::WIDTH / 80,
2826 min_h => $::WIDTH / 80,
2827 vertical => 0,
2828 can_hover => 1,
2829 inner_pad => 0.02,
2830 @_
2831 );
2832
2833 $self->set_value ($self->{range}[0]);
2834 $self->update;
2835
2836 $self
2837}
2838
2839sub set_range {
2840 my ($self, $range) = @_;
2841
2842 ($range, $self->{range}) = ($self->{range}, $range);
2843
2844 if ("@$range" ne "@{$self->{range}}") {
2845 $self->update;
2846 $self->set_value ($self->{range}[0]);
2847 }
2848}
2849
2850sub set_value {
2851 my ($self, $value) = @_;
2852
2853 my ($old_value, $lo, $hi, $page, $unit) = @{$self->{range}};
2854
2855 $hi = $lo + 1 if $hi <= $lo;
2856
2857 $page = $hi - $lo if $page > $hi - $lo;
2858
2859 $value = $lo if $value < $lo;
2860 $value = $hi - $page if $value > $hi - $page;
2861
2862 $value = $lo + $unit * int +($value - $lo + $unit * 0.5) / $unit
2863 if $unit;
2864
2865 @{$self->{range}} = ($value, $lo, $hi, $page, $unit);
2866
2867 if ($value != $old_value) {
2868 $self->emit (changed => $value);
2869 $self->update;
2870 }
2871}
180 2872
181sub size_request { 2873sub size_request {
182 my ($self) = @_; 2874 my ($self) = @_;
183 my $chld = $self->get 2875
2876 ($self->{req_w}, $self->{req_h})
2877}
2878
2879sub invoke_button_down {
2880 my ($self, $ev, $x, $y) = @_;
2881
2882 $self->SUPER::invoke_button_down ($ev, $x, $y);
2883
2884 $self->{click} = [$self->{range}[0], $self->{vertical} ? $y : $x];
2885
2886 $self->invoke_mouse_motion ($ev, $x, $y)
2887}
2888
2889sub invoke_mouse_motion {
2890 my ($self, $ev, $x, $y) = @_;
2891
2892 if ($GRAB == $self) {
2893 my ($x, $w) = $self->{vertical} ? ($y, $self->{h}) : ($x, $self->{w});
2894
2895 my (undef, $lo, $hi, $page) = @{$self->{range}};
2896
2897 $x = ($x - $self->{click}[1]) / ($w * $self->{scale});
2898
2899 $self->set_value ($self->{click}[0] + $x * ($hi - $page - $lo));
2900 } else {
184 or return (0, 0); 2901 return 0;
185 map { $_ + 4 } $chld->size_request; 2902 }
2903
2904 1
2905}
2906
2907sub invoke_mouse_wheel {
2908 my ($self, $ev) = @_;
2909
2910 my $delta = $self->{vertical} ? $ev->{dy} : $ev->{dx};
2911
2912 my $pagepart = $ev->{mod} & CFPlus::KMOD_SHIFT ? 1 : 0.2;
2913
2914 $self->set_value ($self->{range}[0] + $delta * $self->{range}[3] * $pagepart);
2915
2916 ! ! $delta
2917}
2918
2919sub update {
2920 my ($self) = @_;
2921
2922 delete $self->{knob_w};
2923 $self->SUPER::update;
186} 2924}
187 2925
188sub _draw { 2926sub _draw {
189 my ($self) = @_; 2927 my ($self) = @_;
190 2928
191 my $chld = $self->get; 2929 unless ($self->{knob_w}) {
2930 $self->set_value ($self->{range}[0]);
192 2931
193 my ($w, $h) = $chld->size_request; 2932 my ($value, $lo, $hi, $page) = @{$self->{range}};
2933 my $range = ($hi - $page - $lo) || 1e-100;
194 2934
2935 my $knob_w = List::Util::min 1, $page / ($hi - $lo) || 0.1;
2936
2937 $self->{offset} = List::Util::max $self->{inner_pad}, $knob_w * 0.5;
2938 $self->{scale} = 1 - 2 * $self->{offset} || 1e-100;
2939
2940 $value = ($value - $lo) / $range;
2941 $value = $value * $self->{scale} + $self->{offset};
2942
2943 $self->{knob_x} = $value - $knob_w * 0.5;
2944 $self->{knob_w} = $knob_w;
2945 }
2946
2947 $self->SUPER::_draw ();
2948
2949 glScale $self->{w}, $self->{h};
2950
2951 if ($self->{vertical}) {
2952 # draw a vertical slider like a rotated horizontal slider
2953
2954 glTranslate 1, 0, 0;
2955 glRotate 90, 0, 0, 1;
2956 }
2957
2958 my $fg = $FOCUS == $self ? $self->{active_fg} : $self->{fg};
2959 my $bg = $FOCUS == $self ? $self->{active_bg} : $self->{bg};
2960
2961 glEnable GL_TEXTURE_2D;
2962 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
2963
2964 # draw background
2965 $tex[1]->draw_quad_alpha (0, 0, 1, 1);
2966
2967 # draw handle
2968 $tex[0]->draw_quad_alpha ($self->{knob_x}, 0, $self->{knob_w}, 1);
2969
2970 glDisable GL_TEXTURE_2D;
2971}
2972
2973#############################################################################
2974
2975package CFPlus::UI::ValSlider;
2976
2977our @ISA = CFPlus::UI::HBox::;
2978
2979sub new {
2980 my ($class, %arg) = @_;
2981
2982 my $range = delete $arg{range};
2983
2984 my $self = $class->SUPER::new (
2985 slider => (new CFPlus::UI::Slider expand => 1, range => $range),
2986 entry => (new CFPlus::UI::Label text => "", template => delete $arg{template}),
2987 to_value => sub { shift },
2988 from_value => sub { shift },
2989 %arg,
2990 );
2991
2992 $self->{slider}->connect (changed => sub {
2993 my ($self, $value) = @_;
2994 $self->{parent}{entry}->set_text ($self->{parent}{to_value}->($value));
2995 $self->{parent}->emit (changed => $value);
2996 });
2997
2998# $self->{entry}->connect (changed => sub {
2999# my ($self, $value) = @_;
3000# $self->{parent}{slider}->set_value ($self->{parent}{from_value}->($value));
3001# $self->{parent}->emit (changed => $value);
3002# });
3003
3004 $self->add ($self->{slider}, $self->{entry});
3005
3006 $self->{slider}->emit (changed => $self->{slider}{range}[0]);
3007
3008 $self
3009}
3010
3011sub set_range { shift->{slider}->set_range (@_) }
3012sub set_value { shift->{slider}->set_value (@_) }
3013
3014#############################################################################
3015
3016package CFPlus::UI::TextScroller;
3017
3018our @ISA = CFPlus::UI::HBox::;
3019
3020use CFPlus::OpenGL;
3021
3022sub new {
3023 my $class = shift;
3024
3025 my $self = $class->SUPER::new (
3026 fontsize => 1,
3027 can_events => 1,
3028 indent => 0,
3029 #font => default_font
3030 @_,
3031
3032 layout => (new CFPlus::Layout),
3033 par => [],
3034 max_par => 0,
3035 height => 0,
3036 children => [
3037 (new CFPlus::UI::Empty expand => 1),
3038 (new CFPlus::UI::Slider vertical => 1),
3039 ],
3040 );
3041
3042 $self->{children}[1]->connect (changed => sub { $self->update });
3043
3044 $self
3045}
3046
3047sub set_fontsize {
3048 my ($self, $fontsize) = @_;
3049
3050 $self->{fontsize} = $fontsize;
3051 $self->reflow;
3052}
3053
3054sub size_request {
3055 my ($self) = @_;
3056
3057 my ($empty, $slider) = @{ $self->{children} };
3058
3059 local $self->{children} = [$empty, $slider];
3060 $self->SUPER::size_request
3061}
3062
3063sub invoke_size_allocate {
3064 my ($self, $w, $h) = @_;
3065
3066 my ($empty, $slider, @other) = @{ $self->{children} };
3067 $_->configure (@$_{qw(x y req_w req_h)}) for @other;
3068
3069 $self->{layout}->set_font ($self->{font}) if $self->{font};
3070 $self->{layout}->set_height ($self->{fontsize} * $::FONTSIZE);
3071 $self->{layout}->set_width ($empty->{w});
3072 $self->{layout}->set_indent ($self->{fontsize} * $::FONTSIZE * $self->{indent});
3073
3074 $self->reflow;
3075
3076 local $self->{children} = [$empty, $slider];
3077 $self->SUPER::invoke_size_allocate ($w, $h)
3078}
3079
3080sub invoke_mouse_wheel {
3081 my ($self, $ev) = @_;
3082
3083 return 0 unless $ev->{dy}; # only vertical movements
3084
3085 $self->{children}[1]->emit (mouse_wheel => $ev);
3086
3087 1
3088}
3089
3090sub get_layout {
3091 my ($self, $para) = @_;
3092
3093 my $layout = $self->{layout};
3094
3095 $layout->set_font ($self->{font}) if $self->{font};
3096 $layout->set_foreground (@{$para->{fg}});
3097 $layout->set_height ($self->{fontsize} * $::FONTSIZE);
3098 $layout->set_width ($self->{children}[0]{w} - $para->{indent});
3099 $layout->set_indent ($self->{fontsize} * $::FONTSIZE * $self->{indent});
3100 $layout->set_markup ($para->{markup});
3101
3102 $layout->set_shapes (
3103 map
3104 +(0, $_->baseline_shift +$_->{padding_y} - $_->{h}, $_->{w}, $_->{h}),
3105 @{$para->{widget}}
3106 );
3107
3108 $layout
3109}
3110
3111sub reflow {
3112 my ($self) = @_;
3113
3114 $self->{need_reflow}++;
3115 $self->update;
3116}
3117
3118sub set_offset {
3119 my ($self, $offset) = @_;
3120
3121 # todo: base offset on lines or so, not on pixels
3122 $self->{children}[1]->set_value ($offset);
3123}
3124
3125sub current_paragraph {
3126 my ($self) = @_;
3127
3128 $self->{top_paragraph} - 1
3129}
3130
3131sub scroll_to {
3132 my ($self, $para) = @_;
3133
3134 $para = List::Util::max 0, List::Util::min $#{$self->{par}}, $para;
3135
3136 $self->{scroll_to} = $para;
3137 $self->update;
3138}
3139
3140sub clear {
3141 my ($self) = @_;
3142
3143 my (undef, undef, @other) = @{ $self->{children} };
3144 $self->remove ($_) for @other;
3145
3146 $self->{par} = [];
3147 $self->{height} = 0;
3148 $self->{children}[1]->set_range ([0, 0, 0, 1, 1]);
3149}
3150
3151sub add_paragraph {
3152 my $self = shift;
3153
3154 for my $para (@_) {
3155 $para = {
3156 fg => [1, 1, 1, 1],
3157 indent => 0,
3158 markup => "",
3159 widget => [],
3160 ref $para ? %$para : (markup => $para),
3161 w => 1e10,
3162 wrapped => 1,
3163 };
3164
3165 $self->add (@{ $para->{widget} }) if @{ $para->{widget} };
3166 push @{$self->{par}}, $para;
3167 }
3168
3169 if (my $max = $self->{max_par}) {
3170 shift @{$self->{par}} while @{$self->{par}} > $max;
3171 }
3172
3173 $self->{need_reflow}++;
3174 $self->update;
3175}
3176
3177sub scroll_to_bottom {
3178 my ($self) = @_;
3179
3180 $self->{scroll_to} = $#{$self->{par}};
3181 $self->update;
3182}
3183
3184sub force_uptodate {
3185 my ($self) = @_;
3186
3187 if (delete $self->{need_reflow}) {
3188 my ($W, $H) = @{$self->{children}[0]}{qw(w h)};
3189
3190 my $height = 0;
3191
3192 for my $para (@{$self->{par}}) {
3193 if ($para->{w} != $W && ($para->{wrapped} || $para->{w} > $W)) {
3194 my $layout = $self->get_layout ($para);
3195 my ($w, $h) = $layout->size;
3196
3197 $para->{w} = $w + $para->{indent};
3198 $para->{h} = $h;
3199 $para->{wrapped} = $layout->has_wrapped;
3200 }
3201
3202 $para->{y} = $height;
3203 $height += $para->{h};
3204 }
3205
3206 $self->{height} = $height;
3207 $self->{children}[1]->set_range ([$self->{children}[1]{range}[0], 0, $height, $H, 1]);
3208
3209 delete $self->{texture};
3210 }
3211
3212 if (my $paridx = delete $self->{scroll_to}) {
3213 $self->{children}[1]->set_value ($self->{par}[$paridx]{y});
3214 }
3215}
3216
3217sub update {
3218 my ($self) = @_;
3219
3220 $self->SUPER::update;
3221
3222 return unless $self->{h} > 0;
3223
3224 delete $self->{texture};
3225
3226 $ROOT->on_post_alloc ($self => sub {
3227 $self->force_uptodate;
3228
3229 my ($W, $H) = @{$self->{children}[0]}{qw(w h)};
3230
3231 $self->{texture} ||= new_from_opengl CFPlus::Texture $W, $H, sub {
3232 glClearColor 0, 0, 0, 0;
3233 glClear GL_COLOR_BUFFER_BIT;
3234
3235 package CFPlus::UI::Base;
3236 local ($draw_x, $draw_y, $draw_w, $draw_h) =
3237 (0, 0, $self->{w}, $self->{h});
3238
3239 my $top = int $self->{children}[1]{range}[0];
3240
3241 my $paridx = 0;
3242 my $top_paragraph;
3243 my $top = int $self->{children}[1]{range}[0];
3244
3245 my $y0 = $top;
3246 my $y1 = $top + $H;
3247
3248 for my $para (@{$self->{par}}) {
3249 my $h = $para->{h};
3250 my $y = $para->{y};
3251
3252 if ($y0 < $y + $h && $y < $y1) {
3253 my $layout = $self->get_layout ($para);
3254
3255 $layout->render ($para->{indent}, $y - $y0);
3256
3257 if (my @w = @{ $para->{widget} }) {
3258 my @s = $layout->get_shapes;
3259
3260 for (@w) {
3261 my ($dx, $dy) = splice @s, 0, 2, ();
3262
3263 $_->{x} = $dx + $para->{indent};
3264 $_->{y} = $dy + $y - $y0;
3265
3266 $_->draw;
3267 }
3268 }
3269 }
3270
3271 $paridx++;
3272 $top_paragraph ||= $paridx if $y >= $top;
3273 }
3274
3275 $self->{top_paragraph} = $top_paragraph;
3276 };
3277 });
3278}
3279
3280sub reconfigure {
3281 my ($self) = @_;
3282
3283 $self->SUPER::reconfigure;
3284
3285 $_->{w} = 1e10 for @{ $self->{par} };
3286 $self->reflow;
3287}
3288
3289sub _draw {
3290 my ($self) = @_;
3291
3292 glEnable GL_TEXTURE_2D;
3293 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
3294 glColor 0, 0, 0, 1;
3295 $self->{texture}->draw_quad_alpha_premultiplied (0, 0, $self->{children}[0]{w}, $self->{children}[0]{h});
3296 glDisable GL_TEXTURE_2D;
3297
3298 $self->{children}[1]->draw;
3299}
3300
3301#############################################################################
3302
3303package CFPlus::UI::Animator;
3304
3305use CFPlus::OpenGL;
3306
3307our @ISA = CFPlus::UI::Bin::;
3308
3309sub moveto {
3310 my ($self, $x, $y) = @_;
3311
3312 $self->{moveto} = [$self->{x}, $self->{y}, $x, $y];
3313 $self->{speed} = 0.001;
3314 $self->{time} = 1;
3315
3316 ::animation_start $self;
3317}
3318
3319sub animate {
3320 my ($self, $interval) = @_;
3321
3322 $self->{time} -= $interval * $self->{speed};
3323 if ($self->{time} <= 0) {
3324 $self->{time} = 0;
3325 ::animation_stop $self;
3326 }
3327
3328 my ($x0, $y0, $x1, $y1) = @{$self->{moveto}};
3329
3330 $self->{x} = $x0 * $self->{time} + $x1 * (1 - $self->{time});
3331 $self->{y} = $y0 * $self->{time} + $y1 * (1 - $self->{time});
3332}
3333
3334sub _draw {
3335 my ($self) = @_;
3336
3337 glPushMatrix;
3338 glRotate $self->{time} * 1000, 0, 1, 0;
3339 $self->{children}[0]->draw;
3340 glPopMatrix;
3341}
3342
3343#############################################################################
3344
3345package CFPlus::UI::Flopper;
3346
3347our @ISA = CFPlus::UI::Button::;
3348
3349sub new {
3350 my $class = shift;
3351
3352 my $self = $class->SUPER::new (
3353 state => 0,
3354 on_activate => \&toggle_flopper,
3355 @_
3356 );
3357
3358 $self
3359}
3360
3361sub toggle_flopper {
3362 my ($self) = @_;
3363
3364 $self->{other}->toggle_visibility;
3365}
3366
3367#############################################################################
3368
3369package CFPlus::UI::Tooltip;
3370
3371our @ISA = CFPlus::UI::Bin::;
3372
3373use CFPlus::OpenGL;
3374
3375sub new {
3376 my $class = shift;
3377
3378 $class->SUPER::new (
3379 @_,
3380 can_events => 0,
3381 )
3382}
3383
3384sub set_tooltip_from {
3385 my ($self, $widget) = @_;
3386
3387 $widget->{tooltip} = CFPlus::Pod::section_label tooltip => $1
3388 if $widget->{tooltip} =~ /^#(.*)$/;
3389
3390 my $tooltip = $widget->{tooltip};
3391
3392 if ($ENV{CFPLUS_DEBUG} & 2) {
3393 $tooltip .= "\n\n" . (ref $widget) . "\n"
3394 . "$widget->{x} $widget->{y} $widget->{w} $widget->{h}\n"
3395 . "req $widget->{req_w} $widget->{req_h}\n"
3396 . "visible $widget->{visible}";
3397 }
3398
3399 $tooltip =~ s/^\n+//;
3400 $tooltip =~ s/\n+$//;
3401
3402 $self->add (new CFPlus::UI::Label
3403 markup => $tooltip,
3404 max_w => ($widget->{tooltip_width} || 0.25) * $::WIDTH,
3405 fontsize => 0.8,
3406 style => 1, # FLAG_INVERSE
3407 ellipsise => 0,
3408 font => ($widget->{tooltip_font} || $::FONT_PROP),
3409 );
3410}
3411
3412sub size_request {
3413 my ($self) = @_;
3414
3415 my ($w, $h) = @{$self->child}{qw(req_w req_h)};
3416
3417 ($w + 4, $h + 4)
3418}
3419
3420sub invoke_size_allocate {
3421 my ($self, $w, $h) = @_;
3422
3423 $self->SUPER::invoke_size_allocate ($w - 4, $h - 4)
3424}
3425
3426sub invoke_visibility_change {
3427 my ($self, $visible) = @_;
3428
3429 return unless $visible;
3430
3431 $self->{root}->on_post_alloc ("move_$self" => sub {
3432 my $widget = $self->{owner}
3433 or return;
3434
3435 if ($widget->{visible}) {
3436 my ($x, $y) = $widget->coord2global ($widget->{w}, 0);
3437
3438 ($x, $y) = $widget->coord2global (-$self->{w}, 0)
3439 if $x + $self->{w} > $self->{root}{w};
3440
3441 $self->move_abs ($x, $y);
3442 } else {
3443 $self->hide;
3444 }
3445 });
3446}
3447
3448sub _draw {
3449 my ($self) = @_;
3450
3451 glTranslate 0.375, 0.375;
3452
3453 my ($w, $h) = @$self{qw(w h)};
3454
195 glColor 1, 0, 0; 3455 glColor 1, 0.8, 0.4;
196 glBegin GL_QUADS; 3456 glBegin GL_QUADS;
197 glTexCoord 0, 0; glVertex 0 , 0; 3457 glVertex 0 , 0;
198 glTexCoord 0, 1; glVertex 0 , $h + 4; 3458 glVertex 0 , $h;
199 glTexCoord 1, 1; glVertex $w + 4 , $h + 4; 3459 glVertex $w, $h;
200 glTexCoord 1, 0; glVertex $w + 4 , 0; 3460 glVertex $w, 0;
201 glEnd; 3461 glEnd;
3462
3463 glColor 0, 0, 0;
3464 glBegin GL_LINE_LOOP;
3465 glVertex 0 , 0;
3466 glVertex 0 , $h;
3467 glVertex $w, $h;
3468 glVertex $w, 0;
3469 glEnd;
3470
3471 glTranslate 2 - 0.375, 2 - 0.375;
202 3472
203 glPushMatrix; 3473 $self->SUPER::_draw;
204 glTranslate (2, 2, 0);
205 $chld->draw;
206 glPopMatrix;
207} 3474}
208 3475
209package Crossfire::Client::Widget::Table; 3476#############################################################################
210 3477
211our @ISA = Crossfire::Client::Widget::Container::; 3478package CFPlus::UI::Face;
212 3479
213use SDL::OpenGL; 3480our @ISA = CFPlus::UI::DrawBG::;
214 3481
215sub add { 3482use CFPlus::OpenGL;
216 my ($self, $x, $y, $chld) = @_;
217 $self->{childs}[$y][$x] = $chld;
218}
219 3483
220sub max_row_height { 3484sub new {
3485 my $class = shift;
3486
3487 my $self = $class->SUPER::new (
3488 size_w => 32,
3489 size_h => 8,
3490 aspect => 1,
3491 can_events => 0,
3492 @_,
3493 );
3494
3495 if ($self->{anim} && $self->{animspeed}) {
3496 CFPlus::weaken (my $widget = $self);
3497
3498 $self->{timer} = Event->timer (
3499 at => $self->{animspeed} * int $::NOW / $self->{animspeed},
3500 hard => 1,
3501 interval => $self->{animspeed},
3502 cb => sub {
3503 return unless $::CONN;
3504
3505 ++$widget->{frame};
3506 $self->update_face;
3507 $self->update;
3508 },
3509 );
3510
3511 $self->update_face;
3512 }
3513
3514 $self
3515}
3516
3517sub update_face {
221 my ($self, $row) = @_; 3518 my ($self) = @_;
222 3519
223 my $hs = 0; 3520 return unless $::CONN;
224 for (my $xi = 0; $xi <= $#{$self->{childs}->[$row] || []}; $xi++) { 3521
225 my $c = $self->{childs}->[$row]->[$xi]; 3522 if (my $anim = $::CONN->{anim}[$self->{anim}]) {
226 if ($c) { 3523 if ($anim && @$anim) {
227 my ($w, $h) = $c->size_request; 3524 delete $self->{wait_face};
228 if ($hs < $h) { $hs = $h } 3525 $self->{face} = $anim->[ $self->{frame} % @$anim ];
229 } 3526 }
230 } 3527 }
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 $ws;
246} 3528}
247 3529
248sub size_request { 3530sub size_request {
249 my ($self) = @_; 3531 my ($self) = @_;
250 3532
251 my ($hs, $ws) = (0, 0); 3533 if ($::CONN) {
252 3534 if (my $faceid = $::CONN->{faceid}[$self->{face}]) {
253 for (my $yi = 0; $yi <= $#{$self->{childs}}; $yi++) { 3535 if (my $tex = $::CONN->{texture}[$faceid]) {
254 $hs += $self->max_row_height ($yi); 3536 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 { 3537 } else {
442 glColor $darkness, $darkness, $darkness; 3538 $self->{wait_face} ||= $::CONN->connect_face_update ($faceid, sub {
3539 $self->realloc;
443 } 3540 });
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, $py;
461 glEnd;
462 } 3541 }
463 } 3542 }
464 } 3543 }
465 3544
3545 ($self->{size_w} || 8, $self->{size_h} || 8)
3546}
3547
3548sub update {
3549 my ($self) = @_;
3550
3551 return unless $self->{visible};
3552
3553 $self->SUPER::update;
3554}
3555
3556sub _draw {
3557 my ($self) = @_;
3558
3559 return unless $::CONN;
3560
3561 $self->SUPER::_draw;
3562
3563 my $faceid = $::CONN->{faceid}[$self->{face}]
3564 or return;
3565
3566 my $tex = $::CONN->{texture}[$faceid];
3567
3568 if ($tex) {
3569 glEnable GL_TEXTURE_2D;
3570 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
3571 glColor 0, 0, 0, 1;
3572 $tex->draw_quad_alpha (0, 0, $self->{w}, $self->{h});
466 glDisable GL_TEXTURE_2D; 3573 glDisable GL_TEXTURE_2D;
467 glDisable GL_BLEND; 3574 }
468} 3575}
469 3576
470my %DIR = ( 3577sub destroy {
471 SDLK_KP8, [1, "north"], 3578 my ($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 3579
480 SDLK_UP, [1, "north"], 3580 $self->{timer}->cancel
481 SDLK_RIGHT, [3, "east"], 3581 if $self->{timer};
482 SDLK_DOWN, [5, "south"],
483 SDLK_LEFT, [7, "west"],
484);
485 3582
486sub key_down { 3583 $self->SUPER::destroy;
3584}
3585
3586#############################################################################
3587
3588package CFPlus::UI::Buttonbar;
3589
3590our @ISA = CFPlus::UI::HBox::;
3591
3592# TODO: should actually wrap buttons and other goodies.
3593
3594#############################################################################
3595
3596package CFPlus::UI::Menu;
3597
3598our @ISA = CFPlus::UI::Toplevel::;
3599
3600use CFPlus::OpenGL;
3601
3602sub new {
3603 my $class = shift;
3604
3605 my $self = $class->SUPER::new (
3606 items => [],
3607 z => 100,
3608 @_,
3609 );
3610
3611 $self->add ($self->{vbox} = new CFPlus::UI::VBox);
3612
3613 for my $item (@{ $self->{items} }) {
3614 my ($widget, $cb, $tooltip) = @$item;
3615
3616 # handle various types of items, only text for now
3617 if (!ref $widget) {
3618 if ($widget =~ /\t/) {
3619 my ($left, $right) = split /\t/, $widget, 2;
3620
3621 $widget = new CFPlus::UI::HBox
3622 can_hover => 1,
3623 can_events => 1,
3624 tooltip => $tooltip,
3625 children => [
3626 (new CFPlus::UI::Label markup => $left, expand => 1),
3627 (new CFPlus::UI::Label markup => $right, align => +1),
3628 ],
3629 ;
3630
3631 } else {
3632 $widget = new CFPlus::UI::Label
3633 can_hover => 1,
3634 can_events => 1,
3635 markup => $widget,
3636 tooltip => $tooltip;
3637 }
3638 }
3639
3640 $self->{item}{$widget} = $item;
3641
3642 $self->{vbox}->add ($widget);
3643 }
3644
3645 $self
3646}
3647
3648# popup given the event (must be a mouse button down event currently)
3649sub popup {
487 my ($self, $ev) = @_; 3650 my ($self, $ev) = @_;
488 3651
489 my $mod = $ev->key_mod; 3652 $self->emit ("popdown");
490 my $sym = $ev->key_sym;
491 3653
492 if ($sym == SDLK_KP5) { 3654 # maybe save $GRAB? must be careful about events...
493 $::CONN->send ("command stay fire"); 3655 $GRAB = $self;
494 } elsif (exists $DIR{$sym}) { 3656 $self->{button} = $ev->{button};
495 if ($mod & KMOD_SHIFT) { 3657
496 $self->{shft}++; 3658 $self->show;
497 $::CONN->send ("command fire $DIR{$sym}[0]"); 3659 $self->move_abs ($ev->{x} - $self->{w} * 0.5, $ev->{y} - $self->{h} * 0.5);
498 } elsif ($mod & KMOD_CTRL) { 3660}
499 $self->{ctrl}++; 3661
500 $::CONN->send ("command run $DIR{$sym}[0]"); 3662sub invoke_mouse_motion {
3663 my ($self, $ev, $x, $y) = @_;
3664
3665 # TODO: should use vbox->find_widget or so
3666 $HOVER = $ROOT->find_widget ($ev->{x}, $ev->{y});
3667 $self->{hover} = $self->{item}{$HOVER};
3668
3669 0
3670}
3671
3672sub invoke_button_up {
3673 my ($self, $ev, $x, $y) = @_;
3674
3675 if ($ev->{button} == $self->{button}) {
3676 undef $GRAB;
3677 $self->hide;
3678
3679 $self->emit ("popdown");
3680 $self->{hover}[1]->() if $self->{hover};
3681 } else {
3682 return 0
3683 }
3684
3685 1
3686}
3687
3688#############################################################################
3689
3690package CFPlus::UI::Multiplexer;
3691
3692our @ISA = CFPlus::UI::Container::;
3693
3694sub new {
3695 my $class = shift;
3696
3697 my $self = $class->SUPER::new (
3698 @_,
3699 );
3700
3701 $self->{current} = $self->{children}[0]
3702 if @{ $self->{children} };
3703
3704 $self
3705}
3706
3707sub add {
3708 my ($self, @widgets) = @_;
3709
3710 $self->SUPER::add (@widgets);
3711
3712 $self->{current} = $self->{children}[0]
3713 if @{ $self->{children} };
3714}
3715
3716sub get_current_page {
3717 my ($self) = @_;
3718
3719 $self->{current}
3720}
3721
3722sub set_current_page {
3723 my ($self, $page_or_widget) = @_;
3724
3725 my $widget = ref $page_or_widget
3726 ? $page_or_widget
3727 : $self->{children}[$page_or_widget];
3728
3729 $self->{current} = $widget;
3730 $self->{current}->configure (0, 0, $self->{w}, $self->{h});
3731
3732 $self->emit (page_changed => $self->{current});
3733
3734 $self->realloc;
3735}
3736
3737sub visible_children {
3738 $_[0]{current}
3739}
3740
3741sub size_request {
3742 my ($self) = @_;
3743
3744 $self->{current}->size_request
3745}
3746
3747sub invoke_size_allocate {
3748 my ($self, $w, $h) = @_;
3749
3750 $self->{current}->configure (0, 0, $w, $h);
3751
3752 1
3753}
3754
3755sub _draw {
3756 my ($self) = @_;
3757
3758 $self->{current}->draw;
3759}
3760
3761#############################################################################
3762
3763package CFPlus::UI::Notebook;
3764
3765our @ISA = CFPlus::UI::VBox::;
3766
3767sub new {
3768 my $class = shift;
3769
3770 my $self = $class->SUPER::new (
3771 buttonbar => (new CFPlus::UI::Buttonbar),
3772 multiplexer => (new CFPlus::UI::Multiplexer expand => 1),
3773 # filter => # will be put between multiplexer and $self
3774 @_,
3775 );
3776
3777 $self->{filter}->add ($self->{multiplexer}) if $self->{filter};
3778 $self->SUPER::add ($self->{buttonbar}, $self->{filter} || $self->{multiplexer});
3779
3780 $self
3781}
3782
3783sub add {
3784 my ($self, $title, $widget, $tooltip) = @_;
3785
3786 CFPlus::weaken $self;
3787
3788 $self->{buttonbar}->add (new CFPlus::UI::Button
3789 markup => $title,
3790 tooltip => $tooltip,
3791 on_activate => sub { $self->set_current_page ($widget) },
3792 );
3793
3794 $self->{multiplexer}->add ($widget);
3795}
3796
3797sub get_current_page {
3798 my ($self) = @_;
3799
3800 $self->{multiplexer}->get_current_page
3801}
3802
3803sub set_current_page {
3804 my ($self, $page) = @_;
3805
3806 $self->{multiplexer}->set_current_page ($page);
3807 $self->emit (page_changed => $self->{multiplexer}{current});
3808}
3809
3810#############################################################################
3811
3812package CFPlus::UI::Selector;
3813
3814use utf8;
3815
3816our @ISA = CFPlus::UI::Button::;
3817
3818sub new {
3819 my $class = shift;
3820
3821 my $self = $class->SUPER::new (
3822 options => [], # [value, title, longdesc], ...
3823 value => undef,
3824 @_,
3825 );
3826
3827 $self->_set_value ($self->{value});
3828
3829 $self
3830}
3831
3832sub invoke_button_down {
3833 my ($self, $ev) = @_;
3834
3835 my @menu_items;
3836
3837 for (@{ $self->{options} }) {
3838 my ($value, $title, $tooltip) = @$_;
3839
3840 push @menu_items, [$tooltip || $title, sub { $self->set_value ($value) }];
3841 }
3842
3843 CFPlus::UI::Menu->new (items => \@menu_items)->popup ($ev);
3844}
3845
3846sub _set_value {
3847 my ($self, $value) = @_;
3848
3849 my ($item) = grep $_->[0] eq $value, @{ $self->{options} }
3850 or return;
3851
3852 $self->{value} = $item->[0];
3853 $self->set_markup ("$item->[1] ⇓");
3854 $self->set_tooltip ($item->[2]);
3855}
3856
3857sub set_value {
3858 my ($self, $value) = @_;
3859
3860 return unless $self->{value} ne $value;
3861
3862 $self->_set_value ($value);
3863 $self->emit (changed => $value);
3864}
3865
3866#############################################################################
3867
3868package CFPlus::UI::Statusbox;
3869
3870our @ISA = CFPlus::UI::VBox::;
3871
3872sub new {
3873 my $class = shift;
3874
3875 my $self = $class->SUPER::new (
3876 fontsize => 0.8,
3877 @_,
3878 );
3879
3880 CFPlus::weaken (my $this = $self);
3881
3882 $self->{timer} = Event->timer (after => 1, interval => 1, cb => sub { $this->reorder });
3883
3884 $self
3885}
3886
3887sub reorder {
3888 my ($self) = @_;
3889 my $NOW = Time::HiRes::time;
3890
3891 # freeze display when hovering over any label
3892 return if $CFPlus::UI::TOOLTIP->{owner}
3893 && grep $CFPlus::UI::TOOLTIP->{owner} == $_->{label},
3894 values %{ $self->{item} };
3895
3896 while (my ($k, $v) = each %{ $self->{item} }) {
3897 delete $self->{item}{$k} if $v->{timeout} < $NOW;
3898 }
3899
3900 my @widgets;
3901
3902 my @items = sort {
3903 $a->{pri} <=> $b->{pri}
3904 or $b->{id} <=> $a->{id}
3905 } values %{ $self->{item} };
3906
3907 $self->{timer}->interval (1);
3908
3909 my $count = 10 + 1;
3910 for my $item (@items) {
3911 last unless --$count;
3912
3913 my $label = $item->{label} ||= do {
3914 # TODO: doesn't handle markup well (read as: at all)
3915 my $short = $item->{count} > 1
3916 ? "<b>$item->{count} ×</b> $item->{text}"
3917 : $item->{text};
3918
3919 for ($short) {
3920 s/^\s+//;
3921 s/\s+/ /g;
3922 }
3923
3924 new CFPlus::UI::Label
3925 markup => $short,
3926 tooltip => $item->{tooltip},
3927 tooltip_font => $::FONT_PROP,
3928 tooltip_width => 0.67,
3929 fontsize => $item->{fontsize} || $self->{fontsize},
3930 max_w => $::WIDTH * 0.44,
3931 fg => [@{ $item->{fg} }],
3932 can_events => 1,
3933 can_hover => 1
3934 };
3935
3936 if ((my $diff = $item->{timeout} - $NOW) < 2) {
3937 $label->{fg}[3] = ($item->{fg}[3] || 1) * $diff / 2;
3938 $label->update;
3939 $label->set_max_size (undef, $label->{req_h} * $diff)
3940 if $diff < 1;
3941 $self->{timer}->interval (1/30);
501 } else { 3942 } else {
502 $::CONN->send ("command $DIR{$sym}[1]"); 3943 $label->{fg}[3] = $item->{fg}[3] || 1;
503 } 3944 }
3945
3946 push @widgets, $label;
3947 }
3948
3949 $self->clear;
3950 $self->SUPER::add (reverse @widgets);
3951}
3952
3953sub add {
3954 my ($self, $text, %arg) = @_;
3955
3956 $text =~ s/^\s+//;
3957 $text =~ s/\s+$//;
3958
3959 return unless $text;
3960
3961 my $timeout = (int time) + ((delete $arg{timeout}) || 60);
3962
3963 my $group = exists $arg{group} ? $arg{group} : ++$self->{id};
3964
3965 if (my $item = $self->{item}{$group}) {
3966 if ($item->{text} eq $text) {
3967 $item->{count}++;
3968 } else {
3969 $item->{count} = 1;
3970 $item->{text} = $item->{tooltip} = $text;
3971 }
3972 $item->{id} += 0.2;#d#
3973 $item->{timeout} = $timeout;
3974 delete $item->{label};
3975 } else {
3976 $self->{item}{$group} = {
3977 id => ++$self->{id},
3978 text => $text,
3979 timeout => $timeout,
3980 tooltip => $text,
3981 fg => [0.8, 0.8, 0.8, 0.8],
3982 pri => 0,
3983 count => 1,
3984 %arg,
3985 };
3986 }
3987
3988 $ROOT->on_refresh (reorder => sub {
3989 $self->reorder;
504 } 3990 });
505} 3991}
506 3992
507sub key_up { 3993sub reconfigure {
508 my ($self, $ev) = @_; 3994 my ($self) = @_;
509 3995
510 my $mod = $ev->key_mod; 3996 delete $_->{label}
511 my $sym = $ev->key_sym; 3997 for values %{ $self->{item} || {} };
512 3998
513 if (!($mod & KMOD_SHIFT) && delete $self->{shft}) { 3999 $self->reorder;
514 $::CONN->send ("command fire_stop"); 4000 $self->SUPER::reconfigure;
4001}
4002
4003sub destroy {
4004 my ($self) = @_;
4005
4006 $self->{timer}->cancel;
4007
4008 $self->SUPER::destroy;
4009}
4010
4011#############################################################################
4012
4013package CFPlus::UI::Root;
4014
4015our @ISA = CFPlus::UI::Container::;
4016
4017use List::Util qw(min max);
4018
4019use CFPlus::OpenGL;
4020
4021sub new {
4022 my $class = shift;
4023
4024 my $self = $class->SUPER::new (
4025 visible => 1,
4026 @_,
4027 );
4028
4029 CFPlus::weaken ($self->{root} = $self);
4030
4031 $self
4032}
4033
4034sub size_request {
4035 my ($self) = @_;
4036
4037 ($self->{w}, $self->{h})
4038}
4039
4040sub _to_pixel {
4041 my ($coord, $size, $max) = @_;
4042
4043 $coord =
4044 $coord eq "center" ? ($max - $size) * 0.5
4045 : $coord eq "max" ? $max
4046 : $coord;
4047
4048 $coord = 0 if $coord < 0;
4049 $coord = $max - $size if $coord > $max - $size;
4050
4051 int $coord + 0.5
4052}
4053
4054sub invoke_size_allocate {
4055 my ($self, $w, $h) = @_;
4056
4057 for my $child ($self->children) {
4058 my ($X, $Y, $W, $H) = @$child{qw(x y req_w req_h)};
4059
4060 $X = $child->{force_x} if exists $child->{force_x};
4061 $Y = $child->{force_y} if exists $child->{force_y};
4062
4063 $X = _to_pixel $X, $W, $self->{w};
4064 $Y = _to_pixel $Y, $H, $self->{h};
4065
4066 $child->configure ($X, $Y, $W, $H);
4067 }
4068
515 } 4069 1
516 if (!($mod & KMOD_CTRL ) && delete $self->{ctrl}) { 4070}
517 $::CONN->send ("command run_stop"); 4071
4072sub coord2local {
4073 my ($self, $x, $y) = @_;
4074
4075 ($x, $y)
4076}
4077
4078sub coord2global {
4079 my ($self, $x, $y) = @_;
4080
4081 ($x, $y)
4082}
4083
4084sub update {
4085 my ($self) = @_;
4086
4087 $::WANT_REFRESH++;
4088}
4089
4090sub add {
4091 my ($self, @children) = @_;
4092
4093 $_->{is_toplevel} = 1
4094 for @children;
4095
4096 $self->SUPER::add (@children);
4097}
4098
4099sub remove {
4100 my ($self, @children) = @_;
4101
4102 $self->SUPER::remove (@children);
4103
4104 delete $self->{is_toplevel}
4105 for @children;
4106
4107 while (@children) {
4108 my $w = pop @children;
4109 push @children, $w->children;
4110 $w->set_invisible;
4111 }
4112}
4113
4114sub on_refresh {
4115 my ($self, $id, $cb) = @_;
4116
4117 $self->{refresh_hook}{$id} = $cb;
4118}
4119
4120sub on_post_alloc {
4121 my ($self, $id, $cb) = @_;
4122
4123 $self->{post_alloc_hook}{$id} = $cb;
4124}
4125
4126sub draw {
4127 my ($self) = @_;
4128
4129 while ($self->{refresh_hook}) {
4130 $_->()
4131 for values %{delete $self->{refresh_hook}};
4132 }
4133
4134 if ($self->{realloc}) {
4135 my %queue;
4136 my @queue;
4137 my $widget;
4138
4139 outer:
4140 while () {
4141 if (my $realloc = delete $self->{realloc}) {
4142 for $widget (values %$realloc) {
4143 $widget->{visible} or next; # do not resize invisible widgets
4144
4145 $queue{$widget+0}++ and next; # duplicates are common
4146
4147 push @{ $queue[$widget->{visible}] }, $widget;
4148 }
4149 }
4150
4151 while () {
4152 @queue or last outer;
4153
4154 $widget = pop @{ $queue[-1] || [] }
4155 and last;
4156
4157 pop @queue;
4158 }
4159
4160 delete $queue{$widget+0};
4161
4162 my ($w, $h) = $widget->size_request;
4163
4164 $w = max $widget->{min_w}, $w + $widget->{padding_x} * 2;
4165 $h = max $widget->{min_h}, $h + $widget->{padding_y} * 2;
4166
4167 $w = min $widget->{max_w}, $w if exists $widget->{max_w};
4168 $h = min $widget->{max_h}, $h if exists $widget->{max_h};
4169
4170 $w = $widget->{force_w} if exists $widget->{force_w};
4171 $h = $widget->{force_h} if exists $widget->{force_h};
4172
4173 if ($widget->{req_w} != $w || $widget->{req_h} != $h
4174 || delete $widget->{force_realloc}) {
4175 $widget->{req_w} = $w;
4176 $widget->{req_h} = $h;
4177
4178 $self->{size_alloc}{$widget+0} = $widget;
4179
4180 if (my $parent = $widget->{parent}) {
4181 $self->{realloc}{$parent+0} = $parent
4182 unless $queue{$parent+0};
4183
4184 $parent->{force_size_alloc} = 1;
4185 $self->{size_alloc}{$parent+0} = $parent;
4186 }
4187 }
4188
4189 delete $self->{realloc}{$widget+0};
4190 }
4191 }
4192
4193 while (my $size_alloc = delete $self->{size_alloc}) {
4194 my @queue = sort { $b->{visible} <=> $a->{visible} }
4195 values %$size_alloc;
4196
4197 while () {
4198 my $widget = pop @queue || last;
4199
4200 my ($w, $h) = @$widget{qw(alloc_w alloc_h)};
4201
4202 $w = 0 if $w < 0;
4203 $h = 0 if $h < 0;
4204
4205 $w = max $widget->{min_w}, $w;
4206 $h = max $widget->{min_h}, $h;
4207
4208# $w = min $self->{w} - $widget->{x}, $w if $self->{w};
4209# $h = min $self->{h} - $widget->{y}, $h if $self->{h};
4210
4211 $w = min $widget->{max_w}, $w if exists $widget->{max_w};
4212 $h = min $widget->{max_h}, $h if exists $widget->{max_h};
4213
4214 $w = int $w + 0.5;
4215 $h = int $h + 0.5;
4216
4217 if ($widget->{w} != $w || $widget->{h} != $h || delete $widget->{force_size_alloc}) {
4218 $widget->{old_w} = $widget->{w};
4219 $widget->{old_h} = $widget->{h};
4220
4221 $widget->{w} = $w;
4222 $widget->{h} = $h;
4223
4224 $widget->emit (size_allocate => $w, $h);
4225 }
4226 }
4227 }
4228
4229 while ($self->{post_alloc_hook}) {
4230 $_->()
4231 for values %{delete $self->{post_alloc_hook}};
4232 }
4233
4234
4235 glViewport 0, 0, $::WIDTH, $::HEIGHT;
4236 glClearColor +($::CFG->{fow_intensity}) x 3, 1;
4237 glClear GL_COLOR_BUFFER_BIT;
4238
4239 glMatrixMode GL_PROJECTION;
4240 glLoadIdentity;
4241 glOrtho 0, $::WIDTH, $::HEIGHT, 0, -10000, 10000;
4242 glMatrixMode GL_MODELVIEW;
4243 glLoadIdentity;
4244
518 } 4245 {
519} 4246 package CFPlus::UI::Base;
520 4247
5211; 4248 local ($draw_x, $draw_y, $draw_w, $draw_h) =
4249 (0, 0, $self->{w}, $self->{h});
522 4250
4251 $self->_draw;
4252 }
4253}
4254
4255#############################################################################
4256
4257package CFPlus::UI;
4258
4259$ROOT = new CFPlus::UI::Root;
4260$TOOLTIP = new CFPlus::UI::Tooltip z => 900;
4261
42621
4263

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