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/cvs/deliantra/Deliantra-Client/DC/UI.pm
Revision: 1.72
Committed: Tue Apr 11 18:00:45 2006 UTC (18 years, 1 month ago) by root
Branch: MAIN
Changes since 1.71: +56 -35 lines
Log Message:
*** empty log message ***

File Contents

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