ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/deliantra/Deliantra-Client/DC/UI.pm
Revision: 1.74
Committed: Tue Apr 11 19:31:18 2006 UTC (18 years, 1 month ago) by root
Branch: MAIN
Changes since 1.73: +15 -12 lines
Log Message:
*** empty log message ***

File Contents

# Content
1 package CFClient::UI;
2
3 use strict;
4
5 use Scalar::Util ();
6 use List::Util ();
7
8 use CFClient;
9
10 our ($FOCUS, $HOVER, $GRAB); # various widgets
11
12 our $TOPLEVEL;
13 our $BUTTON_STATE;
14
15 # class methods for events
16 sub feed_sdl_key_down_event {
17 $FOCUS->key_down ($_[0]) if $FOCUS;
18 }
19
20 sub feed_sdl_key_up_event {
21 $FOCUS->key_up ($_[0]) if $FOCUS;
22 }
23
24 sub feed_sdl_button_down_event {
25 my ($ev) = @_;
26 my ($x, $y) = ($ev->motion_x, $ev->motion_y);
27
28 if (!$BUTTON_STATE) {
29 my $widget = $TOPLEVEL->find_widget ($x, $y);
30
31 $GRAB = $widget;
32 $GRAB->update if $GRAB;
33 }
34
35 $BUTTON_STATE |= 1 << ($ev->button - 1);
36
37 $GRAB->button_down ($ev, $GRAB->translate ($x, $y)) if $GRAB;
38 }
39
40 sub feed_sdl_button_up_event {
41 my ($ev) = @_;
42 my ($x, $y) = ($ev->motion_x, $ev->motion_y);
43
44 my $widget = $GRAB || $TOPLEVEL->find_widget ($x, $y);
45
46 $BUTTON_STATE &= ~(1 << ($ev->button - 1));
47
48 $GRAB->button_down ($ev, $GRAB->translate ($x, $y)) if $GRAB;
49
50 if (!$BUTTON_STATE) {
51 my $grab = $GRAB; undef $GRAB;
52 $grab->update if $grab;
53 $GRAB->update if $GRAB;
54 }
55 }
56
57 sub feed_sdl_motion_event {
58 my ($ev) = @_;
59 my ($x, $y) = ($ev->motion_x, $ev->motion_y);
60
61 my $widget = $GRAB || $TOPLEVEL->find_widget ($x, $y);
62
63 if ($widget != $HOVER) {
64 my $hover = $HOVER; $HOVER = $widget;
65
66 $hover->update if $hover;
67 $HOVER->update if $HOVER;
68 }
69
70 $HOVER->mouse_motion ($ev, $HOVER->translate ($x, $y)) if $HOVER;
71 }
72
73 #############################################################################
74
75 package CFClient::UI::Base;
76
77 use strict;
78
79 use SDL::OpenGL;
80
81 sub new {
82 my $class = shift;
83
84 bless {
85 x => 0,
86 y => 0,
87 z => 0,
88 @_
89 }, $class
90 }
91
92 sub move {
93 my ($self, $x, $y, $z) = @_;
94 $self->{x} = $x;
95 $self->{y} = $y;
96 $self->{z} = $z if defined $z;
97 }
98
99 sub needs_redraw {
100 0
101 }
102
103 sub size_request {
104 require Carp;
105 Carp::confess "size_request is abtract";
106 }
107
108 sub size_allocate {
109 my ($self, $w, $h) = @_;
110
111 $self->{w} = $w;
112 $self->{h} = $h;
113 }
114
115 # translate global koordinates to local coordinate system
116 sub translate {
117 my ($self, $x, $y) = @_;
118
119 $self->{parent}->translate ($x - $self->{x}, $y - $self->{y});
120 }
121
122 sub focus_in {
123 my ($self) = @_;
124
125 return if $FOCUS == $self;
126
127 my $focus = $FOCUS; $FOCUS = $self;
128 $focus->update if $focus;
129 $FOCUS->update;
130 }
131
132 sub focus_out {
133 my ($self) = @_;
134
135 return unless $FOCUS == $self;
136
137 my $focus = $FOCUS; undef $FOCUS;
138 $focus->update if $focus; #?
139 }
140
141 sub mouse_motion { }
142 sub button_up { }
143 sub key_down { }
144 sub key_up { }
145
146 sub button_down {
147 my ($self, $ev, $x, $y) = @_;
148
149 $self->focus_in;
150 }
151
152 sub w { $_[0]{w} = $_[1] if @_ > 1; $_[0]{w} }
153 sub h { $_[0]{h} = $_[1] if @_ > 1; $_[0]{h} }
154 sub x { $_[0]{x} = $_[1] if @_ > 1; $_[0]{x} }
155 sub y { $_[0]{y} = $_[1] if @_ > 1; $_[0]{y} }
156 sub z { $_[0]{z} = $_[1] if @_ > 1; $_[0]{z} }
157
158 sub draw {
159 my ($self) = @_;
160
161 return unless $self->{h} && $self->{w};
162
163 glPushMatrix;
164 glTranslate $self->{x}, $self->{y}, 0;
165 $self->_draw;
166 glPopMatrix;
167
168 if ($self == $HOVER) {
169 my ($x, $y) = @$self{qw(x y)};
170
171 glColor 1, 1, 1, 0.1;
172 glEnable GL_BLEND;
173 glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA;
174 glBegin GL_QUADS;
175 glVertex $x , $y;
176 glVertex $x + $self->{w}, $y;
177 glVertex $x + $self->{w}, $y + $self->{h};
178 glVertex $x , $y + $self->{h};
179 glEnd;
180 glDisable GL_BLEND;
181 }
182 }
183
184 sub _draw {
185 my ($self) = @_;
186
187 warn "no draw defined for $self\n";
188 }
189
190 sub bbox {
191 my ($self) = @_;
192 my ($w, $h) = $self->size_request;
193 (
194 $self->{x},
195 $self->{y},
196 $self->{x} = $w,
197 $self->{y} = $h
198 )
199 }
200
201 sub find_widget {
202 my ($self, $x, $y) = @_;
203
204 return $self
205 if $x >= $self->{x} && $x < $self->{x} + $self->{w}
206 && $y >= $self->{y} && $y < $self->{y} + $self->{h};
207
208 ()
209 }
210
211 sub del_parent { $_[0]->{parent} = undef }
212
213 sub set_parent {
214 my ($self, $par) = @_;
215
216 $self->{parent} = $par;
217 Scalar::Util::weaken $self->{parent};
218 }
219
220 sub get_parent {
221 $_[0]->{parent}
222 }
223
224 sub update {
225 my ($self) = @_;
226
227 $self->{parent}->update
228 if $self->{parent};
229 }
230
231 sub connect {
232 my ($self, $signal, $cb) = @_;
233
234 push @{ $self->{cb}{$signal} }, $cb;
235 }
236
237 sub emit {
238 my ($self, $signal, @args) = @_;
239
240 $_->($self, @args)
241 for @{$self->{cb}{$signal} || []};
242 }
243
244 sub DESTROY {
245 my ($self) = @_;
246
247 #$self->deactivate;
248 }
249
250 #############################################################################
251
252 package CFClient::UI::DrawBG;
253
254 our @ISA = CFClient::UI::Base::;
255
256 use strict;
257 use SDL::OpenGL;
258
259 sub new {
260 my $class = shift;
261
262 # range [value, low, high, page]
263
264 $class->SUPER::new (
265 bg => [0, 0, 0, 0.4],
266 active_bg => [1, 1, 1],
267 @_
268 )
269 }
270
271 sub _draw {
272 my ($self) = @_;
273
274 my ($w, $h) = @$self{qw(w h)};
275
276 glColor @{ $FOCUS == $self ? $self->{active_bg} : $self->{bg} };
277 glBegin GL_QUADS;
278 glVertex 0 , 0;
279 glVertex 0 , $h;
280 glVertex $w, $h;
281 glVertex $w, 0;
282 glEnd;
283 }
284
285 #############################################################################
286
287 package CFClient::UI::Empty;
288
289 our @ISA = CFClient::UI::Base::;
290
291 sub size_request {
292 (0, 0)
293 }
294
295 sub draw { }
296
297 #############################################################################
298
299 package CFClient::UI::Container;
300
301 our @ISA = CFClient::UI::Base::;
302
303 sub new {
304 my ($class, %arg) = @_;
305
306 my $children = delete $arg{children} || [];
307
308 my $self = $class->SUPER::new (children => [], %arg);
309 $self->add ($_) for @$children;
310
311 $self
312 }
313
314 sub add {
315 my ($self, $chld, $expand) = @_;
316
317 $chld->{expand} = $expand;
318 $chld->set_parent ($self);
319
320 $self->{children} = [
321 sort { $a->{z} <=> $b->{z} }
322 @{$self->{children}}, $chld
323 ];
324
325 $self->size_allocate ($self->{w}, $self->{h})
326 if $self->{w}; #TODO: check for "realised state"
327 }
328
329 sub remove {
330 my ($self, $widget) = @_;
331
332 $self->{children} = [ grep $_ != $widget, @{ $self->{children} } ];
333
334 $self->size_allocate ($self->{w}, $self->{h});
335 }
336
337 sub find_widget {
338 my ($self, $x, $y) = @_;
339
340 $x -= $self->{x};
341 $y -= $self->{y};
342
343 my $res;
344
345 for (reverse @{ $self->{children} }) {
346 $res = $_->find_widget ($x, $y)
347 and return $res;
348 }
349
350 $self->SUPER::find_widget ($x + $self->{x}, $y + $self->{y})
351 }
352
353 sub _draw {
354 my ($self) = @_;
355
356 $_->draw for @{$self->{children}};
357 }
358
359 #############################################################################
360
361 package CFClient::UI::Bin;
362
363 our @ISA = CFClient::UI::Container::;
364
365 sub new {
366 my ($class, %arg) = @_;
367
368 my $child = (delete $arg{child}) || new CFClient::UI::Empty::;
369
370 $class->SUPER::new (children => [$child], %arg)
371 }
372
373 sub add {
374 my ($self, $widget) = @_;
375
376 $self->{children} = [];
377
378 $self->SUPER::add ($widget);
379 }
380
381 sub remove {
382 my ($self, $widget) = @_;
383
384 $self->SUPER::remove ($widget);
385
386 $self->{children} = [new CFClient::UI::Empty]
387 unless @{$self->{children}};
388 }
389
390 sub child { $_[0]->{children}[0] }
391
392 sub size_request {
393 $_[0]{children}[0]->size_request
394 }
395
396 sub size_allocate {
397 my ($self, $w, $h) = @_;
398
399 return unless $self->{w} != $w || $self->{h} != $h;
400
401 $self->SUPER::size_allocate ($w, $h);
402 $self->{children}[0]->size_allocate ($w, $h);
403 }
404
405 #############################################################################
406
407 package CFClient::UI::Window;
408
409 our @ISA = CFClient::UI::Bin::;
410
411 use SDL::OpenGL;
412
413 sub new {
414 my ($class, %arg) = @_;
415
416 my $self = $class->SUPER::new (%arg);
417 }
418
419 sub update {
420 my ($self) = @_;
421
422 # we want to do this delayed...
423 $self->render_chld;
424 $self->SUPER::update;
425 }
426
427 sub render_chld {
428 my ($self) = @_;
429
430 $self->{texture} =
431 CFClient::Texture->new_from_opengl (
432 $self->{w}, $self->{h}, sub { $self->child->draw }
433 );
434 }
435
436 sub size_allocate {
437 my ($self, $w, $h) = @_;
438
439 return unless $self->{w} != $w || $self->{h} != $h;
440
441 $self->{w} = $w;
442 $self->{h} = $h;
443
444 $self->child->size_allocate ($w, $h);
445
446 $self->render_chld;
447 }
448
449 sub _draw {
450 my ($self) = @_;
451
452 my ($w, $h) = ($self->w, $self->h);
453
454 my $tex = $self->{texture}
455 or return;
456
457 glEnable GL_BLEND;
458 glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA;
459 glEnable GL_TEXTURE_2D;
460 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
461
462 $tex->draw_quad (0, 0, $w, $h);
463
464 glDisable GL_BLEND;
465 glDisable GL_TEXTURE_2D;
466 }
467
468 #############################################################################
469
470 package CFClient::UI::Frame;
471
472 our @ISA = CFClient::UI::Bin::;
473
474 use SDL::OpenGL;
475
476 sub size_request {
477 my ($self) = @_;
478 my $chld = $self->child
479 or return (0, 0);
480
481 $chld->move (2, 2);
482
483 map { $_ + 4 } $chld->size_request;
484 }
485
486 sub size_allocate {
487 my ($self, $w, $h) = @_;
488
489 return unless $self->{w} != $w || $self->{h} != $h;
490
491 $self->{w} = $w;
492 $self->{h} = $h;
493
494 $self->child->size_allocate ($w - 4, $h - 4);
495 $self->child->move (2, 2);
496 }
497
498 sub _draw {
499 my ($self) = @_;
500
501 my $chld = $self->child;
502
503 my ($w, $h) = $chld->size_request;
504
505 glBegin GL_QUADS;
506 glColor 0, 0, 0;
507 glVertex 0 , 0;
508 glVertex 0 , $h + 4;
509 glVertex $w + 4 , $h + 4;
510 glVertex $w + 4 , 0;
511 glEnd;
512
513 $chld->draw;
514 }
515
516 #############################################################################
517
518 package CFClient::UI::FancyFrame;
519
520 our @ISA = CFClient::UI::Bin::;
521
522 use SDL::OpenGL;
523
524 my @tex =
525 map { new_from_file CFClient::Texture CFClient::find_rcfile $_ }
526 qw(d1_bg.png d1_border_top.png d1_border_right.png d1_border_left.png d1_border_bottom.png);
527
528 sub size_request {
529 my ($self) = @_;
530
531 my ($w, $h) = $self->SUPER::size_request;
532
533 $h += $tex[1]->{h};
534 $h += $tex[4]->{h};
535 $w += $tex[2]->{w};
536 $w += $tex[3]->{w};
537
538 ($w, $h)
539 }
540
541 sub size_allocate {
542 my ($self, $w, $h) = @_;
543
544 return unless $self->{w} != $w || $self->{h} != $h;
545
546 $self->SUPER::size_allocate ($w, $h);
547
548 $h -= $tex[1]->{h};
549 $h -= $tex[4]->{h};
550 $w -= $tex[2]->{w};
551 $w -= $tex[3]->{w};
552
553 $h = $h < 0 ? 0 : $h;
554 $w = $w < 0 ? 0 : $w;
555
556 my $child = $self->child;
557
558 $child->size_allocate ($w, $h);
559 $child->move ($tex[3]->{w}, $tex[1]->{h});
560 }
561
562 sub _draw {
563 my ($self) = @_;
564
565 my ($w, $h) = ($self->{w}, $self->{h});
566 my ($cw, $ch) = ($self->child->{w}, $self->child->{h});
567
568 glEnable GL_BLEND;
569 glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA;
570 glEnable GL_TEXTURE_2D;
571 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
572
573 my $top = $tex[1];
574 $top->draw_quad (0, 0, $w, $top->{h});
575
576 my $left = $tex[3];
577 $left->draw_quad (0, $top->{h}, $left->{w}, $ch);
578
579 my $right = $tex[2];
580 $right->draw_quad ($w - $right->{w}, $top->{h}, $right->{w}, $ch);
581
582 my $bottom = $tex[4];
583 $bottom->draw_quad (0, $h - $bottom->{h}, $w, $bottom->{h});
584
585 my $bg = $tex[0];
586 glBindTexture GL_TEXTURE_2D, $bg->{name};
587 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
588 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT;
589 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT;
590
591 my $rep_x = $cw / $bg->{w};
592 my $rep_y = $ch / $bg->{h};
593
594 $bg->draw_quad ($left->{w}, $top->{h}, $cw, $ch);
595
596 glDisable GL_BLEND;
597 glDisable GL_TEXTURE_2D;
598
599 $self->child->draw;
600
601 }
602
603 #############################################################################
604
605 package CFClient::UI::Table;
606
607 our @ISA = CFClient::UI::Base::;
608
609 use SDL::OpenGL;
610
611 sub add {
612 my ($self, $x, $y, $chld) = @_;
613 my $old_chld = $self->{children}[$y][$x];
614
615 $self->{children}[$y][$x] = $chld;
616 $chld->set_parent ($self);
617 $self->update;
618 }
619
620 sub max_row_height {
621 my ($self, $row) = @_;
622
623 my $hs = 0;
624 for (my $xi = 0; $xi <= $#{$self->{children}->[$row] || []}; $xi++) {
625 my $c = $self->{children}->[$row]->[$xi];
626 if ($c) {
627 my ($w, $h) = $c->size_request;
628 if ($hs < $h) { $hs = $h }
629 }
630 }
631 return $hs;
632 }
633
634 sub max_col_width {
635 my ($self, $col) = @_;
636
637 my $ws = 0;
638 for (my $yi = 0; $yi <= $#{$self->{children} || []}; $yi++) {
639 my $c = ($self->{children}->[$yi] || [])->[$col];
640 if ($c) {
641 my ($w, $h) = $c->size_request;
642 if ($ws < $w) { $ws = $w }
643 }
644 }
645 return $ws;
646 }
647
648 sub size_request {
649 my ($self) = @_;
650
651 my ($hs, $ws) = (0, 0);
652
653 for (my $yi = 0; $yi <= $#{$self->{children}}; $yi++) {
654 $hs += $self->max_row_height ($yi);
655 }
656
657 for (my $yi = 0; $yi <= $#{$self->{children}}; $yi++) {
658 my $wm = 0;
659 for (my $xi = 0; $xi <= $#{$self->{children}->[$yi]}; $xi++) {
660 $wm += $self->max_col_width ($xi)
661 }
662 if ($ws < $wm) { $ws = $wm }
663 }
664
665 return ($ws, $hs);
666 }
667
668 sub _draw {
669 my ($self) = @_;
670
671 my $y = 0;
672 for (my $yi = 0; $yi <= $#{$self->{children}}; $yi++) {
673 my $x = 0;
674
675 for (my $xi = 0; $xi <= $#{$self->{children}->[$yi]}; $xi++) {
676
677 my $c = $self->{children}->[$yi]->[$xi];
678 if ($c) {
679 $c->move ($x, $y, 0); #TODO: Move to size_request
680 $c->draw if $c;
681 }
682
683 $x += $self->max_col_width ($xi);
684 }
685
686 $y += $self->max_row_height ($yi);
687 }
688 }
689
690 #############################################################################
691
692 package CFClient::UI::VBox;
693
694 our @ISA = CFClient::UI::Container::;
695
696 use SDL::OpenGL;
697
698 sub size_request {
699 my ($self) = @_;
700
701 my @alloc = map [$_->size_request], @{$self->{children}};
702
703 (
704 (List::Util::max map $_->[0], @alloc),
705 (List::Util::sum map $_->[1], @alloc),
706 )
707 }
708
709 sub size_allocate {
710 my ($self, $w, $h) = @_;
711
712 return unless $self->{w} != $w || $self->{h} != $h;
713
714 $self->{w} = $w;
715 $self->{h} = $h;
716
717 return unless $self->{h};
718
719 my $children = $self->{children};
720
721 my @h = map +($_->size_request)[1], @$children;
722
723 my $req_h = List::Util::sum @h;
724
725 if ($req_h > $h) {
726 # ah well, not enough space
727 $_ = $h[$_] * $h / $req_h for @h;
728 } else {
729 my @exp = grep $_->{expand}, @$children;
730 @exp = @$children unless @exp;
731
732 my %exp = map +($_ => 1), @exp;
733
734 for (0 .. $#$children) {
735 my $child = $children->[$_];
736
737 my $alloc_h = $h[$_];
738 $alloc_h += ($h - $req_h) / @exp if $exp{$child};
739 $h[$_] = $alloc_h;
740 }
741 }
742
743 my $y = 0;
744 for (0 .. $#$children) {
745 my $child = $children->[$_];
746 my $h = $h[$_];
747 $child->move (0, $y);
748 $child->size_allocate ($w, $h);
749
750 $y += $h;
751 }
752 }
753
754 #############################################################################
755
756 package CFClient::UI::Label;
757
758 our @ISA = CFClient::UI::Base::;
759
760 use SDL::OpenGL;
761
762 sub new {
763 my ($class, %arg) = @_;
764
765 my $self = $class->SUPER::new (
766 fg => [1, 1, 1],
767 height => $::FONTSIZE,
768 text => "",
769 align => -1,
770 layout => new CFClient::Layout,
771 %arg
772 );
773
774 $self->set_text ($self->{text});
775
776 $self
777 }
778
779 sub escape_text {
780 local $_ = $_[1];
781
782 s/&/&amp;/g;
783 s/>/&gt;/g;
784 s/</&lt;/g;
785
786 $_[1]
787 }
788
789 sub set_text {
790 my ($self, $text) = @_;
791
792 $self->{text} = $text;
793 $self->{layout}->set_markup ($text);
794
795 delete $self->{texture};
796 $self->update;
797 }
798
799 sub get_text {
800 my ($self, $text) = @_;
801
802 $self->{text}
803 }
804
805 sub size_request {
806 my ($self) = @_;
807
808 $self->{layout}->set_width;
809 $self->{layout}->set_height ($self->{height});
810 $self->{layout}->size
811 # if ($self->{texture}{w} > 1 && $self->{texture}{height} > 1) { #TODO: hack
812 # (
813 # $self->{texture}{w},
814 # $self->{texture}{h},
815 # )
816 # } else {
817 # my ($w, $h, $data) = CFClient::font_render "Yy", $self->{h};
818 #
819 # ($w, $h)
820 # }
821 }
822
823 sub size_allocate {
824 my ($self, $w, $h) = @_;
825
826 return unless $self->{w} != $w || $self->{h} != $h;
827
828 $self->SUPER::size_allocate ($w, $h);
829 delete $self->{texture};
830 }
831
832 sub update {
833 my ($self) = @_;
834
835 delete $self->{texture};
836 $self->SUPER::update;
837 }
838
839 sub _draw {
840 my ($self) = @_;
841
842 my $tex = $self->{texture} ||= do {
843 $self->{layout}->set_width ($self->{w});
844 new_from_layout CFClient::Texture $self->{layout}
845 };
846
847 glEnable GL_BLEND;
848 glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA;
849 glEnable GL_TEXTURE_2D;
850 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE;
851
852 glColor @{$self->{fg}};
853
854 my $x =
855 $self->{align} < 0 ? 0
856 : $self->{align} > 0 ? $self->{w} - $tex->{w}
857 : ($self->{w} - $tex->{w}) * 0.5;
858
859 $tex->draw_quad ($x, 0);
860
861 glDisable GL_TEXTURE_2D;
862 glDisable GL_BLEND;
863 glGetError and die;
864 }
865
866 #############################################################################
867
868 package CFClient::UI::Entry;
869
870 our @ISA = CFClient::UI::Label::;
871
872 use SDL;
873 use SDL::OpenGL;
874
875 sub new {
876 my $class = shift;
877
878 $class->SUPER::new (
879 fg => [1, 1, 1],
880 bg => [0, 0, 0, 0.4],
881 active_bg => [1, 1, 1],
882 active_fg => [0, 0, 0],
883 @_
884 )
885 }
886
887 sub _set_text {
888 my ($self, $text) = @_;
889
890 $self->{last_activity} = $::NOW;
891
892 $self->{text} = $text;
893 $self->{layout}->set_width ($self->{w});
894
895 $text =~ s/./*/g if $self->{hidden};
896
897
898 $self->{layout}->set_markup ($self->escape_text ($text));
899
900 $text = substr $text, 0, $self->{cursor};
901 utf8::encode $text;
902
903 @$self{qw(cur_x cur_y cur_h)} = $self->{layout}->cursor_pos (length $text);
904 }
905
906 sub size_request {
907 my ($self) = @_;
908
909 my ($w, $h) = $self->SUPER::size_request;
910
911 ($w + 1, $h) # add 1 for cursor
912 }
913
914 sub size_allocate {
915 my ($self, $w, $h) = @_;
916
917 return unless $self->{w} != $w || $self->{h} != $h;
918
919 $self->SUPER::size_allocate ($w, $h);
920
921 $self->_set_text ($self->{text});
922 }
923
924 sub set_text {
925 my ($self, $text) = @_;
926
927 $self->{cursor} = length $text;
928 $self->_set_text ($text);
929 $self->update;
930 }
931
932 sub key_down {
933 my ($self, $ev) = @_;
934
935 my $mod = $ev->key_mod;
936 my $sym = $ev->key_sym;
937
938 my $uni = $ev->key_unicode;
939
940 my $text = $self->get_text;
941
942 if ($sym == SDLK_BACKSPACE) {
943 substr $text, --$self->{cursor}, 1, "" if $self->{cursor};
944 } elsif ($sym == SDLK_DELETE) {
945 substr $text, $self->{cursor}, 1, "";
946 } elsif ($sym == SDLK_LEFT) {
947 --$self->{cursor} if $self->{cursor};
948 } elsif ($sym == SDLK_RIGHT) {
949 ++$self->{cursor} if $self->{cursor} < length $self->{text};
950 } elsif ($uni) {
951 substr $text, $self->{cursor}++, 0, chr $uni;
952 }
953
954 $self->_set_text ($text);
955 $self->update;
956 }
957
958 sub focus_in {
959 my ($self) = @_;
960
961 $self->{last_activity} = $::NOW;
962
963 $self->SUPER::focus_in;
964 }
965
966 sub button_down {
967 my ($self, $ev, $x, $y) = @_;
968
969 $self->SUPER::button_down ($ev, $x, $y);
970
971 my $idx = $self->{layout}->xy_to_index ($x, $y);
972
973 # byte-index to char-index
974 my $text = $self->{layout};
975 utf8::encode $text;
976 $self->{cursor} = length substr $text, 0, $idx;
977
978 $self->_set_text ($self->{text});
979 $self->update;
980 }
981
982 sub mouse_motion {
983 my ($self, $ev, $x, $y) = @_;
984 # printf "M %d,%d %d,%d\n", $ev->motion_x, $ev->motion_y, $x, $y;#d#
985 }
986
987 sub _draw {
988 my ($self) = @_;
989
990 local $self->{fg} = $self->{fg};
991
992 if ($FOCUS == $self) {
993 glColor @{$self->{active_bg}};
994 $self->{fg} = $self->{active_fg};
995 } else {
996 glColor @{$self->{bg}};
997 }
998
999 glBegin GL_QUADS;
1000 glVertex 0 , 0;
1001 glVertex 0 , $self->{h};
1002 glVertex $self->{w}, $self->{h};
1003 glVertex $self->{w}, 0;
1004 glEnd;
1005
1006 $self->SUPER::_draw;
1007
1008 #TODO: force update every cursor change :(
1009 if ($FOCUS == $self && (($::NOW - $self->{last_activity}) & 1023) < 600) {
1010 glColor @{$self->{fg}};
1011 glBegin GL_LINES;
1012 glVertex $self->{cur_x}, $self->{cur_y};
1013 glVertex $self->{cur_x}, $self->{cur_y} + $self->{cur_h};
1014 glEnd;
1015 }
1016 }
1017
1018 #############################################################################
1019
1020 package CFClient::UI::Slider;
1021
1022 use strict;
1023
1024 use SDL::OpenGL;
1025
1026 our @ISA = CFClient::UI::DrawBG::;
1027
1028 sub size_request {
1029 my ($self) = @_;
1030
1031 my $w = 50;
1032 my $h = 10;
1033
1034 $self->{vertical} ? ($h, $w) : ($w, $h)
1035 }
1036
1037 sub new {
1038 my $class = shift;
1039
1040 # range [value, low, high, page]
1041
1042 $class->SUPER::new (
1043 fg => [1, 1, 1],
1044 active_fg => [0, 0, 0],
1045 range => [0, 0, 100, 10],
1046 vertical => 1,
1047 @_
1048 )
1049 }
1050
1051 sub button_down {
1052 my ($self, $ev, $x, $y) = @_;
1053
1054 $self->SUPER::button_down ($ev, $x, $y);
1055 $self->mouse_motion ($ev, $x, $y);
1056 }
1057
1058 sub mouse_motion {
1059 my ($self, $ev, $x, $y) = @_;
1060
1061 if ($GRAB == $self) {
1062 my ($value, $lo, $hi, $page) = @{$self->{range}};
1063
1064 my ($x, $w) = $self->{vertical} ? ($y, $self->{h}) : ($x, $self->{w});
1065
1066 $x = $x * ($hi - $lo) / $w + $lo;
1067 $x = $lo if $x < $lo;
1068 $x = $hi - $page if $x > $hi - $page;
1069 $self->{range}[0] = $x;
1070
1071 $self->emit (changed => $x);
1072 $self->update;
1073 }
1074 }
1075
1076 sub _draw {
1077 my ($self) = @_;
1078
1079 $self->SUPER::_draw ();
1080
1081 my ($w, $h) = @$self{qw(w h)};
1082
1083 if ($self->{vertical}) {
1084 # draw a vertical slider like a rotated horizontal slider
1085
1086 glRotate 90, 0, 0, 1;
1087 glTranslate 0, -$self->{w}, 0;
1088
1089 ($w, $h) = ($h, $w);
1090 }
1091
1092 my $fg = $FOCUS == $self ? $self->{active_fg} : $self->{fg};
1093 my $bg = $FOCUS == $self ? $self->{active_bg} : $self->{bg};
1094
1095 my ($value, $lo, $hi, $page) = @{$self->{range}};
1096
1097 $page = int $page * $w / ($hi - $lo);
1098 $value = int +($value - $lo) * $w / ($hi - $lo);
1099
1100 $w -= $page;
1101 $page &= ~1;
1102 glTranslate $page * 0.5, 0, 0;
1103
1104 glColor @$fg;
1105 glBegin GL_LINES;
1106 glVertex 0, 0; glVertex 0, $h;
1107 glVertex $w - 1, 0; glVertex $w - 1, $h;
1108 glVertex 0, $h * 0.5; glVertex $w, $h * 0.5;
1109 glEnd;
1110
1111 my $knob_a = $value - $page * 0.5;
1112 my $knob_b = $value + $page * 0.5;
1113
1114 glBegin GL_QUADS;
1115 glColor @$fg;
1116 glVertex $knob_a, 0;
1117 glVertex $knob_a, $h;
1118 glVertex $knob_b, $h;
1119 glVertex $knob_b, 0;
1120
1121 if ($knob_a < $knob_b - 2) {
1122 glColor @$bg;
1123 glVertex $knob_a + 1, 1;
1124 glVertex $knob_a + 1, $h - 1;
1125 glVertex $knob_b - 1, $h - 1;
1126 glVertex $knob_b - 1, 1;
1127 }
1128 glEnd;
1129 }
1130
1131 #############################################################################
1132
1133 package CFClient::UI::MapWidget;
1134
1135 use strict;
1136
1137 use List::Util qw(min max);
1138
1139 use SDL;
1140 use SDL::OpenGL;
1141
1142 our @ISA = CFClient::UI::Base::;
1143
1144 sub new {
1145 my $class = shift;
1146
1147 $class->SUPER::new (
1148 z => -1,
1149 list => (glGenLists 1),
1150 @_
1151 )
1152 }
1153
1154 sub key_down {
1155 print "MAPKEYDOWN\n";
1156 }
1157
1158 sub key_up {
1159 }
1160
1161 sub size_request {
1162 (
1163 1 + int $::WIDTH / 32,
1164 1 + int $::HEIGHT / 32,
1165 )
1166 }
1167
1168 sub update {
1169 my ($self) = @_;
1170
1171 $self->{need_update} = 1;
1172 $self->SUPER::update;
1173 }
1174
1175 sub _draw {
1176 my ($self) = @_;
1177
1178 if (delete $self->{need_update}) {
1179 glNewList $self->{list}, GL_COMPILE;
1180
1181 my $mx = $::CONN->{mapx};
1182 my $my = $::CONN->{mapy};
1183
1184 my $map = $::CONN->{map};
1185
1186 my ($xofs, $yofs);
1187
1188 my $sw = 1 + int $::WIDTH / 32;
1189 my $sh = 1 + int $::HEIGHT / 32;
1190
1191 if ($::CONN->{mapw} > $sw) {
1192 $xofs = $mx + ($::CONN->{mapw} - $sw) * 0.5;
1193 } else {
1194 $xofs = $self->{xofs} = min $mx, max $mx + $::CONN->{mapw} - $sw + 1, $self->{xofs};
1195 }
1196
1197 if ($::CONN->{maph} > $sh) {
1198 $yofs = $my + ($::CONN->{maph} - $sh) * 0.5;
1199 } else {
1200 $yofs = $self->{yofs} = min $my, max $my + $::CONN->{maph} - $sh + 1, $self->{yofs};
1201 }
1202
1203 glEnable GL_TEXTURE_2D;
1204 glEnable GL_BLEND;
1205 glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA;
1206 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
1207
1208 my $sw4 = ($sw + 3) & ~3;
1209 my $darkness = "\x00" x ($sw4 * $sh);
1210
1211 for my $x (0 .. $sw - 1) {
1212 my $row = $map->[$x + $xofs];
1213 for my $y (0 .. $sh - 1) {
1214
1215 my $cell = $row->[$y + $yofs]
1216 or next;
1217
1218 my $dark = $cell->[0];
1219 if ($dark < 0) {
1220 substr $darkness, $y * $sw4 + $x, 1, chr 224;
1221 } else {
1222 substr $darkness, $y * $sw4 + $x, 1, chr 255 - $dark;
1223 }
1224
1225 for my $num (grep $_, @$cell[1,2,3]) {
1226 my $tex = $::CONN->{face}[$num]{texture} || next;
1227
1228 my ($w, $h) = @$tex{qw(w h)};
1229
1230 $tex->draw_quad (($x + 1) * 32 - $w, ($y + 1) * 32 - $h, $w, $h);
1231 }
1232 }
1233 }
1234
1235 # if (1) { # higher quality darkness
1236 # $lighting =~ s/(.)/$1$1$1/gs;
1237 # my $pb = new_from_data Gtk2::Gdk::Pixbuf $lighting, "rgb", 0, 8, $sw4, $sh, $sw4 * 3;
1238 #
1239 # $pb = $pb->scale_simple ($sw4 * 0.5, $sh * 0.5, "bilinear");
1240 #
1241 # $lighting = $pb->get_pixels;
1242 # $lighting =~ s/(.)../$1/gs;
1243 # }
1244
1245 glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE;
1246
1247 $darkness = new CFClient::Texture
1248 w => $sw4,
1249 h => $sh,
1250 data => $darkness,
1251 internalformat => GL_ALPHA,
1252 format => GL_ALPHA;
1253
1254 glColor 0.45, 0.45, 0.45, 1;
1255 $darkness->draw_quad (0, 0, $sw4 * 32, $sh * 32);
1256
1257 glDisable GL_TEXTURE_2D;
1258 glDisable GL_BLEND;
1259
1260 glEndList;
1261 }
1262
1263 glCallList $self->{list};
1264 }
1265
1266 my %DIR = (
1267 SDLK_KP8, [1, "north"],
1268 SDLK_KP9, [2, "northeast"],
1269 SDLK_KP6, [3, "east"],
1270 SDLK_KP3, [4, "southeast"],
1271 SDLK_KP2, [5, "south"],
1272 SDLK_KP1, [6, "southwest"],
1273 SDLK_KP4, [7, "west"],
1274 SDLK_KP7, [8, "northwest"],
1275
1276 SDLK_UP, [1, "north"],
1277 SDLK_RIGHT, [3, "east"],
1278 SDLK_DOWN, [5, "south"],
1279 SDLK_LEFT, [7, "west"],
1280 );
1281
1282 sub key_down {
1283 my ($self, $ev) = @_;
1284
1285 my $mod = $ev->key_mod;
1286 my $sym = $ev->key_sym;
1287
1288 if ($sym == SDLK_KP5) {
1289 $::CONN->send ("command stay fire");
1290 } elsif (exists $DIR{$sym}) {
1291 if ($mod & KMOD_SHIFT) {
1292 $self->{shft}++;
1293 $::CONN->send ("command fire $DIR{$sym}[0]");
1294 } elsif ($mod & KMOD_CTRL) {
1295 $self->{ctrl}++;
1296 $::CONN->send ("command run $DIR{$sym}[0]");
1297 } else {
1298 $::CONN->send ("command $DIR{$sym}[1]");
1299 }
1300 }
1301 }
1302
1303 sub key_up {
1304 my ($self, $ev) = @_;
1305
1306 my $mod = $ev->key_mod;
1307 my $sym = $ev->key_sym;
1308
1309 if (!($mod & KMOD_SHIFT) && delete $self->{shft}) {
1310 $::CONN->send ("command fire_stop");
1311 }
1312 if (!($mod & KMOD_CTRL ) && delete $self->{ctrl}) {
1313 $::CONN->send ("command run_stop");
1314 }
1315 }
1316
1317 #############################################################################
1318
1319 package CFClient::UI::Animator;
1320
1321 use SDL::OpenGL;
1322
1323 our @ISA = CFClient::UI::Bin::;
1324
1325 sub moveto {
1326 my ($self, $x, $y) = @_;
1327
1328 $self->{moveto} = [$self->{x}, $self->{y}, $x, $y];
1329 $self->{speed} = 0.001;
1330 $self->{time} = 1;
1331
1332 ::animation_start $self;
1333 }
1334
1335 sub animate {
1336 my ($self, $interval) = @_;
1337
1338 $self->{time} -= $interval * $self->{speed};
1339 if ($self->{time} <= 0) {
1340 $self->{time} = 0;
1341 ::animation_stop $self;
1342 }
1343
1344 my ($x0, $y0, $x1, $y1) = @{$self->{moveto}};
1345
1346 $self->{x} = $x0 * $self->{time} + $x1 * (1 - $self->{time});
1347 $self->{y} = $y0 * $self->{time} + $y1 * (1 - $self->{time});
1348 }
1349
1350 sub _draw {
1351 my ($self) = @_;
1352
1353 glPushMatrix;
1354 glRotate $self->{time} * 1000, 0, 1, 0;
1355 $self->{children}[0]->draw;
1356 glPopMatrix;
1357 }
1358
1359 #############################################################################
1360
1361 package CFClient::UI::Toplevel;
1362
1363 our @ISA = CFClient::UI::Container::;
1364
1365 sub size_request {
1366 ($::WIDTH, $::HEIGHT)
1367 }
1368
1369 sub size_allocate {
1370 my ($self, $w, $h) = @_;
1371
1372 $self->SUPER::size_allocate ($w, $h);
1373
1374 $_->size_allocate ($_->size_request)
1375 for @{$self->{children}};
1376 }
1377
1378 sub translate {
1379 my ($self, $x, $y) = @_;
1380
1381 ($x, $y)
1382 }
1383
1384 sub update {
1385 my ($self) = @_;
1386
1387 $self->size_allocate ($self->size_request);
1388 ::refresh ();
1389 }
1390
1391 sub add {
1392 my ($self, $widget) = @_;
1393
1394 $self->SUPER::add ($widget);
1395
1396 $widget->size_allocate ($widget->size_request);
1397 }
1398
1399 sub draw {
1400 my ($self) = @_;
1401
1402 $self->_draw;
1403 }
1404
1405 #############################################################################
1406
1407 package CFClient::UI;
1408
1409 $TOPLEVEL = new CFClient::UI::Toplevel;
1410
1411 1
1412