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Comparing deliantra/Deliantra-Client/DC/UI.pm (file contents):
Revision 1.17 by elmex, Sat Apr 8 13:34:19 2006 UTC vs.
Revision 1.458 by root, Fri Dec 28 15:05:33 2007 UTC

1	package Crossfire::Client::Widget;	1	package DC::UI;
2		2
		3	use utf8;
3	use strict;	4	use strict;
4	use SDL::OpenGL;
5	use SDL::OpenGL::Constants;
6		5
7	our $FOCUS; # the widget with current focus	6	use List::Util ();
8	our @ACTIVE_WIDGETS;	7
		8	use DC;
		9	use DC::Pod;
		10	use DC::Texture;
		11
		12	our ($FOCUS, $HOVER, $GRAB); # various widgets
		13
		14	our $LAYOUT;
		15	our $ROOT;
		16	our $TOOLTIP;
		17	our $BUTTON_STATE;
		18
		19	our %WIDGET; # all widgets, weak-referenced
		20
		21	our $TOOLTIP_WATCHER = EV::timer_ns 0, 0.03, sub {
		22	$_[0]->stop;
		23
		24	if (!$GRAB) {
		25	for (my $widget = $HOVER; $widget; $widget = $widget->{parent}) {
		26	if (length $widget->{tooltip}) {
		27	if ($TOOLTIP->{owner} != $widget) {
		28	$TOOLTIP->{owner}->emit ("tooltip_hide") if $TOOLTIP->{owner};
		29	$TOOLTIP->hide;
		30
		31	$TOOLTIP->{owner} = $widget;
		32	$TOOLTIP->{owner}->emit ("tooltip_show") if $TOOLTIP->{owner};
		33
		34	return if $ENV{CFPLUS_DEBUG} & 8;
		35
		36	$TOOLTIP->set_tooltip_from ($widget);
		37	$TOOLTIP->show;
		38	}
		39
		40	return;
		41	}
		42	}
		43	}
		44
		45	$TOOLTIP->hide;
		46	$TOOLTIP->{owner}->emit ("tooltip_hide") if $TOOLTIP->{owner};
		47	delete $TOOLTIP->{owner};
		48	};
		49
		50	sub get_layout {
		51	my $layout;
		52
		53	for (grep { $_->{name} } values %WIDGET) {
		54	my $win = $layout->{$_->{name}} = { };
		55
		56	$win->{x} = ($_->{x} + $_->{w} * 0.5) / $::WIDTH if $_->{x} =~ /^[0-9.]+$/;
		57	$win->{y} = ($_->{y} + $_->{h} * 0.5) / $::HEIGHT if $_->{y} =~ /^[0-9.]+$/;
		58	$win->{w} = $_->{w} / $::WIDTH if defined $_->{w};
		59	$win->{h} = $_->{h} / $::HEIGHT if defined $_->{h};
		60
		61	$win->{show} = $_->{visible} && $_->{is_toplevel};
		62	}
		63
		64	$layout
		65	}
		66
		67	sub set_layout {
		68	my ($layout) = @_;
		69
		70	$LAYOUT = $layout;
		71	}
9		72
10	# class methods for events	73	# class methods for events
11	sub feed_sdl_key_down_event { $FOCUS->key_down ($_[0]) if $FOCUS }	74	sub feed_sdl_key_down_event {
12	sub feed_sdl_key_up_event { $FOCUS->key_up ($_[0]) if $FOCUS }	75	$FOCUS->emit (key_down => $_[0])
13	sub feed_sdl_button_down_event { $FOCUS->button_down ($_[0]) if $FOCUS }	76	if $FOCUS;
14	sub feed_sdl_button_up_event { $FOCUS->button_up ($_[0]) if $FOCUS }	77	}
		78
		79	sub feed_sdl_key_up_event {
		80	$FOCUS->emit (key_up => $_[0])
		81	if $FOCUS;
		82	}
		83
		84	sub check_hover {
		85	my ($widget) = @_;
		86
		87	if ($widget != $HOVER) {
		88	my $hover = $HOVER; $HOVER = $widget;
		89
		90	$hover->update if $hover && $hover->{can_hover};
		91	$HOVER->update if $HOVER && $HOVER->{can_hover};
		92
		93	$TOOLTIP_WATCHER->again;
		94	}
		95	}
		96
		97	sub feed_sdl_button_down_event {
		98	my ($ev) = @_;
		99	my ($x, $y) = ($ev->{x}, $ev->{y});
		100
		101	$BUTTON_STATE |= 1 << ($ev->{button} - 1);
		102
		103	unless ($GRAB) {
		104	my $widget = $ROOT->find_widget ($x, $y);
		105
		106	$GRAB = $widget;
		107	$GRAB->update if $GRAB;
		108
		109	$TOOLTIP_WATCHER->invoke;
		110	}
		111
		112	if ($GRAB) {
		113	if ($ev->{button} == 4 || $ev->{button} == 5) {
		114	# mousewheel
		115	my $delta = $ev->{button} * 2 - 9;
		116	my $shift = $ev->{mod} & DC::KMOD_SHIFT;
		117
		118	$ev->{dx} = $shift ? $delta : 0;
		119	$ev->{dy} = $shift ? 0 : $delta;
		120
		121	$GRAB->emit (mouse_wheel => $ev);
		122	} else {
		123	$GRAB->emit (button_down => $ev)
		124	}
		125	}
		126	}
		127
		128	sub feed_sdl_button_up_event {
		129	my ($ev) = @_;
		130
		131	my $widget = $GRAB || $ROOT->find_widget ($ev->{x}, $ev->{y});
		132
		133	$BUTTON_STATE &= ~(1 << ($ev->{button} - 1));
		134
		135	$GRAB->emit (button_up => $ev)
		136	if $GRAB && $ev->{button} != 4 && $ev->{button} != 5;
		137
		138	unless ($BUTTON_STATE) {
		139	my $grab = $GRAB; undef $GRAB;
		140	$grab->update if $grab;
		141	$GRAB->update if $GRAB;
		142
		143	check_hover $widget;
		144	$TOOLTIP_WATCHER->invoke;
		145	}
		146	}
		147
		148	sub feed_sdl_motion_event {
		149	my ($ev) = @_;
		150	my ($x, $y) = ($ev->{x}, $ev->{y});
		151
		152	my $widget = $GRAB || $ROOT->find_widget ($x, $y);
		153
		154	check_hover $widget;
		155
		156	$HOVER->emit (mouse_motion => $ev)
		157	if $HOVER;
		158	}
		159
		160	# convert position array to integers
		161	sub harmonize {
		162	my ($vals) = @_;
		163
		164	my $rem = 0;
		165
		166	for (@$vals) {
		167	my $i = int $_ + $rem;
		168	$rem += $_ - $i;
		169	$_ = $i;
		170	}
		171	}
		172
		173	sub full_refresh {
		174	# make a copy, otherwise for complains about freed values.
		175	my @widgets = values %WIDGET;
		176
		177	$_->update
		178	for @widgets;
		179	}
		180
		181	sub reconfigure_widgets {
		182	# make a copy, otherwise C<for> complains about freed values.
		183	my @widgets = values %WIDGET;
		184
		185	$_->reconfigure
		186	for @widgets;
		187	}
		188
		189	# call when resolution changes etc.
		190	sub rescale_widgets {
		191	my ($sx, $sy) = @_;
		192
		193	for my $widget (values %WIDGET) {
		194	if ($widget->{is_toplevel}) {
		195	$widget->{x} += int $widget->{w} * 0.5 if $widget->{x} =~ /^[0-9.]+$/;
		196	$widget->{y} += int $widget->{h} * 0.5 if $widget->{y} =~ /^[0-9.]+$/;
		197
		198	$widget->{x} = int 0.5 + $widget->{x} * $sx if $widget->{x} =~ /^[0-9.]+$/;
		199	$widget->{w} = int 0.5 + $widget->{w} * $sx if exists $widget->{w};
		200	$widget->{force_w} = int 0.5 + $widget->{force_w} * $sx if exists $widget->{force_w};
		201	$widget->{y} = int 0.5 + $widget->{y} * $sy if $widget->{y} =~ /^[0-9.]+$/;
		202	$widget->{h} = int 0.5 + $widget->{h} * $sy if exists $widget->{h};
		203	$widget->{force_h} = int 0.5 + $widget->{force_h} * $sy if exists $widget->{force_h};
		204
		205	$widget->{x} -= int $widget->{w} * 0.5 if $widget->{x} =~ /^[0-9.]+$/;
		206	$widget->{y} -= int $widget->{h} * 0.5 if $widget->{y} =~ /^[0-9.]+$/;
		207
		208	}
		209	}
		210
		211	reconfigure_widgets;
		212	}
		213
		214	#############################################################################
		215
		216	package DC::UI::Event;
		217
		218	sub xy {
		219	$_[1]->coord2local ($_[0]{x}, $_[0]{y})
		220	}
		221
		222	#############################################################################
		223
		224	package DC::UI::Base;
		225
		226	use strict;
		227
		228	use DC::OpenGL;
15		229
16	sub new {	230	sub new {
17	my $class = shift;	231	my $class = shift;
18		232
19	bless { @_ }, $class	233	my $self = bless {
20	}	234	x => "center",
		235	y => "center",
		236	z => 0,
		237	w => undef,
		238	h => undef,
		239	can_events => 1,
		240	@_
		241	}, $class;
21		242
22	sub activate {	243	DC::weaken ($DC::UI::WIDGET{$self+0} = $self);
23	push @ACTIVE_WIDGETS, $_[0];
24	}
25		244
26	sub deactivate {	245	for (keys %$self) {
27	@ACTIVE_WIDGETS =	246	if (/^on_(.*)$/) {
		247	$self->connect ($1 => delete $self->{$_});
		248	}
		249	}
		250
		251	if (my $layout = $DC::UI::LAYOUT->{$self->{name}}) {
		252	$self->{x} = $layout->{x} * $DC::UI::ROOT->{alloc_w} if exists $layout->{x};
		253	$self->{y} = $layout->{y} * $DC::UI::ROOT->{alloc_h} if exists $layout->{y};
		254	$self->{force_w} = $layout->{w} * $DC::UI::ROOT->{alloc_w} if exists $layout->{w};
		255	$self->{force_h} = $layout->{h} * $DC::UI::ROOT->{alloc_h} if exists $layout->{h};
		256
		257	$self->{x} -= $self->{force_w} * 0.5 if exists $layout->{x};
		258	$self->{y} -= $self->{force_h} * 0.5 if exists $layout->{y};
		259
		260	$self->show if $layout->{show};
		261	}
		262
		263	$self
		264	}
		265
		266	sub destroy {
		267	my ($self) = @_;
		268
		269	$self->hide;
		270	$self->emit ("destroy");
		271	%$self = ();
		272	}
		273
		274	sub TO_JSON {
		275	{ "\fw" => $_[0]{s_id} }
		276	}
		277
		278	sub show {
		279	my ($self) = @_;
		280
		281	return if $self->{parent};
		282
		283	$DC::UI::ROOT->add ($self);
		284	}
		285
		286	sub set_visible {
		287	my ($self) = @_;
		288
		289	return if $self->{visible};
		290
		291	$self->{root} = $self->{parent}{root};
		292	$self->{visible} = $self->{parent}{visible} + 1;
		293
		294	$self->emit (visibility_change => 1);
		295
		296	$self->realloc if !exists $self->{req_w};
		297
		298	$_->set_visible for $self->children;
		299	}
		300
		301	sub set_invisible {
		302	my ($self) = @_;
		303
		304	return unless $self->{visible};
		305
		306	$_->set_invisible for $self->children;
		307
		308	delete $self->{visible};
		309	delete $self->{root};
		310
		311	undef $GRAB if $GRAB == $self;
		312	undef $HOVER if $HOVER == $self;
		313
		314	$DC::UI::TOOLTIP_WATCHER->invoke
		315	if $TOOLTIP->{owner} == $self;
		316
		317	$self->emit ("focus_out");
		318	$self->emit (visibility_change => 0);
		319	}
		320
		321	sub set_visibility {
		322	my ($self, $visible) = @_;
		323
		324	return if $self->{visible} == $visible;
		325
		326	$visible ? $self->show
		327	: $self->hide;
		328	}
		329
		330	sub toggle_visibility {
		331	my ($self) = @_;
		332
		333	$self->{visible}
		334	? $self->hide
		335	: $self->show;
		336	}
		337
		338	sub hide {
		339	my ($self) = @_;
		340
		341	$self->set_invisible;
		342
		343	# extra $parent copy for 5.8.8+ bug workaround
		344	# (otherwise $_[0] in remove gets freed
		345	if (my $parent = $self->{parent}) {
		346	$parent->remove ($self);
		347	}
		348	}
		349
		350	sub move_abs {
		351	my ($self, $x, $y, $z) = @_;
		352
		353	$self->{x} = List::Util::max 0, List::Util::min $self->{root}{w} - $self->{w}, int $x;
		354	$self->{y} = List::Util::max 0, List::Util::min $self->{root}{h} - $self->{h}, int $y;
		355	$self->{z} = $z if defined $z;
		356
		357	$self->update;
		358	}
		359
		360	sub set_size {
		361	my ($self, $w, $h) = @_;
		362
		363	$self->{force_w} = $w;
		364	$self->{force_h} = $h;
		365
		366	$self->realloc;
		367	}
		368
		369	# traverse the widget chain up to find the maximum "physical" size constraints
		370	sub get_max_wh {
		371	my ($self) = @_;
		372
		373	return $self->{parent}->get_max_wh
		374	if $self->{parent};
		375
		376	($::WIDTH, $::HEIGHT)
		377	}
		378
		379	sub size_request {
		380	require Carp;
		381	Carp::confess "size_request is abstract";
		382	}
		383
		384	sub baseline_shift {
		385	0
		386	}
		387
		388	sub configure {
		389	my ($self, $x, $y, $w, $h) = @_;
		390
		391	if ($self->{aspect}) {
		392	my ($ow, $oh) = ($w, $h);
		393
		394	$w = List::Util::min $w, DC::ceil $h * $self->{aspect};
		395	$h = List::Util::min $h, DC::ceil $w / $self->{aspect};
		396
		397	# use alignment to adjust x, y
		398
		399	$x += int 0.5 * ($ow - $w);
		400	$y += int 0.5 * ($oh - $h);
		401	}
		402
		403	if ($self->{x} ne $x || $self->{y} ne $y) {
		404	$self->{x} = $x;
		405	$self->{y} = $y;
		406	$self->update;
		407	}
		408
		409	if ($self->{alloc_w} != $w || $self->{alloc_h} != $h) {
		410	return unless $self->{visible};
		411
		412	$self->{alloc_w} = $w;
		413	$self->{alloc_h} = $h;
		414
		415	$self->{root}{size_alloc}{$self+0} = $self;
		416	}
		417	}
		418
		419	sub children {
		420	# nop
		421	}
		422
		423	sub visible_children {
		424	$_[0]->children
		425	}
		426
		427	sub set_max_size {
		428	my ($self, $w, $h) = @_;
		429
		430	$self->{max_w} = int $w if defined $w;
		431	$self->{max_h} = int $h if defined $h;
		432
		433	$self->realloc;
		434	}
		435
		436	sub set_tooltip {
		437	my ($self, $tooltip) = @_;
		438
		439	$tooltip =~ s/^\s+//;
		440	$tooltip =~ s/\s+$//;
		441
		442	return if $self->{tooltip} eq $tooltip;
		443
		444	$self->{tooltip} = $tooltip;
		445
		446	if ($DC::UI::TOOLTIP->{owner} == $self) {
		447	delete $DC::UI::TOOLTIP->{owner};
		448	$DC::UI::TOOLTIP_WATCHER->invoke;
		449	}
		450	}
		451
		452	# translate global coordinates to local coordinate system
		453	sub coord2local {
		454	my ($self, $x, $y) = @_;
		455
		456	return (undef, undef) unless $self->{parent};
		457
		458	$self->{parent}->coord2local ($x - $self->{x}, $y - $self->{y})
		459	}
		460
		461	# translate local coordinates to global coordinate system
		462	sub coord2global {
		463	my ($self, $x, $y) = @_;
		464
		465	return (undef, undef) unless $self->{parent};
		466
		467	$self->{parent}->coord2global ($x + $self->{x}, $y + $self->{y})
		468	}
		469
		470	sub invoke_focus_in {
		471	my ($self) = @_;
		472
		473	return if $FOCUS == $self;
		474	return unless $self->{can_focus};
		475
		476	$FOCUS = $self;
		477
		478	$self->update;
		479
		480	0
		481	}
		482
		483	sub invoke_focus_out {
		484	my ($self) = @_;
		485
		486	return unless $FOCUS == $self;
		487
		488	undef $FOCUS;
		489
		490	$self->update;
		491
		492	$::MAPWIDGET->grab_focus #d# focus mapwidget if no other widget has focus
		493	unless $FOCUS;
		494
		495	0
		496	}
		497
		498	sub grab_focus {
		499	my ($self) = @_;
		500
		501	$FOCUS->emit ("focus_out") if $FOCUS;
		502	$self->emit ("focus_in");
		503	}
		504
		505	sub invoke_mouse_motion { 0 }
		506	sub invoke_button_up { 0 }
		507	sub invoke_key_down { 0 }
		508	sub invoke_key_up { 0 }
		509	sub invoke_mouse_wheel { 0 }
		510
		511	sub invoke_button_down {
		512	my ($self, $ev, $x, $y) = @_;
		513
		514	$self->grab_focus;
		515
		516	0
		517	}
		518
		519	sub connect {
		520	my ($self, $signal, $cb) = @_;
		521
		522	push @{ $self->{signal_cb}{$signal} }, $cb;
		523
		524	defined wantarray and DC::guard {
		525	@{ $self->{signal_cb}{$signal} } = grep $_ != $cb,
		526	@{ $self->{signal_cb}{$signal} };
		527	}
		528	}
		529
		530	sub disconnect_all {
		531	my ($self, $signal) = @_;
		532
		533	delete $self->{signal_cb}{$signal};
		534	}
		535
		536	my %has_coords = (
		537	button_down => 1,
		538	button_up => 1,
		539	mouse_motion => 1,
		540	mouse_wheel => 1,
		541	);
		542
		543	sub emit {
		544	my ($self, $signal, @args) = @_;
		545
		546	# I do not really like this solution, but I do not like duplication
		547	# and needlessly verbose code, either.
		548	my @append
		549	= $has_coords{$signal}
		550	? $args[0]->xy ($self)
		551	: ();
		552
		553	#warn +(caller(1))[3] . "emit $signal on $self (parent $self->{parent})\n";#d#
		554
		555	for my $cb (
		556	@{$self->{signal_cb}{$signal} || []}, # before
		557	($self->can ("invoke_$signal") || sub { 1 }), # closure
		558	) {
		559	return $cb->($self, @args, @append) || next;
		560	}
		561
		562	# parent
		563	$self->{parent} && $self->{parent}->emit ($signal, @args)
		564	}
		565
		566	#sub find_widget {
		567	# in .xs
		568
		569	sub set_parent {
		570	my ($self, $parent) = @_;
		571
		572	DC::weaken ($self->{parent} = $parent);
		573	$self->set_visible if $parent->{visible};
		574	}
		575
		576	sub realloc {
		577	my ($self) = @_;
		578
		579	if ($self->{visible}) {
		580	return if $self->{root}{realloc}{$self+0};
		581
		582	$self->{root}{realloc}{$self+0} = $self;
		583	$self->{root}->update;
		584	} else {
		585	delete $self->{req_w};
		586	delete $self->{req_h};
		587	}
		588	}
		589
		590	sub update {
		591	my ($self) = @_;
		592
		593	$self->{parent}->update
		594	if $self->{parent};
		595	}
		596
		597	sub reconfigure {
		598	my ($self) = @_;
		599
		600	$self->realloc;
		601	$self->update;
		602	}
		603
		604	# using global variables seems a bit hacky, but passing through all drawing
		605	# functions seems pointless.
		606	our ($draw_x, $draw_y, $draw_w, $draw_h); # screen rectangle being drawn
		607
		608	#sub draw {
		609	#CFPlus.xs
		610
		611	sub _draw {
		612	my ($self) = @_;
		613
		614	warn "no draw defined for $self\n";
		615	}
		616
		617	sub DESTROY {
		618	my ($self) = @_;
		619
		620	return if DC::in_destruct;
		621
		622	local $@;
		623	eval { $self->destroy };
		624	warn "exception during widget destruction: $@" if $@ & $@ != /during global destruction/;
		625
		626	delete $WIDGET{$self+0};
		627	}
		628
		629	#############################################################################
		630
		631	package DC::UI::DrawBG;
		632
		633	our @ISA = DC::UI::Base::;
		634
		635	use strict;
		636	use DC::OpenGL;
		637
		638	sub new {
		639	my $class = shift;
		640
		641	$class->SUPER::new (
		642	#bg => [0, 0, 0, 0.2],
		643	#active_bg => [1, 1, 1, 0.5],
		644	@_
		645	)
		646	}
		647
		648	sub _draw {
		649	my ($self) = @_;
		650
		651	my $color = $FOCUS == $self && $self->{active_bg}
		652	? $self->{active_bg}
		653	: $self->{bg};
		654
		655	if ($color && (@$color < 4 || $color->[3])) {
		656	my ($w, $h) = @$self{qw(w h)};
		657
		658	glEnable GL_BLEND;
		659	glBlendFunc GL_ONE, GL_ONE_MINUS_SRC_ALPHA;
		660	glColor_premultiply @$color;
		661	glRect 0, 0, $w, $h;
		662	glDisable GL_BLEND;
		663	}
		664	}
		665
		666	#############################################################################
		667
		668	package DC::UI::Empty;
		669
		670	our @ISA = DC::UI::Base::;
		671
		672	sub new {
		673	my ($class, %arg) = @_;
		674	$class->SUPER::new (can_events => 0, %arg);
		675	}
		676
		677	sub size_request {
		678	my ($self) = @_;
		679
		680	($self->{w} + 0, $self->{h} + 0)
		681	}
		682
		683	sub draw { }
		684
		685	#############################################################################
		686
		687	package DC::UI::Container;
		688
		689	our @ISA = DC::UI::Base::;
		690
		691	sub new {
		692	my ($class, %arg) = @_;
		693
		694	my $children = delete $arg{children};
		695
		696	my $self = $class->SUPER::new (
		697	children => [],
		698	can_events => 0,
		699	%arg,
		700	);
		701
		702	$self->add (@$children)
		703	if $children && @$children;
		704
		705	$self
		706	}
		707
		708	sub realloc {
		709	my ($self) = @_;
		710
		711	$self->{force_realloc} = 1;
		712	$self->{force_size_alloc} = 1;
		713	$self->SUPER::realloc;
		714	}
		715
		716	sub add {
		717	my ($self, @widgets) = @_;
		718
		719	$_->set_parent ($self)
		720	for @widgets;
		721
		722	# TODO: only do this in widgets that need it, e.g. root, fixed
		723	use sort 'stable';
		724
		725	$self->{children} = [
28	sort { $a->{z} <=> $b->{z} }	726	sort { $a->{z} <=> $b->{z} }
29	grep { $_ != $_[0] }	727	@{$self->{children}}, @widgets
30	@ACTIVE_WIDGETS;	728	];
		729
		730	$self->realloc;
		731
		732	$self->emit (c_add => \@widgets);
		733
		734	map $_+0, @widgets
31	}	735	}
		736
		737	sub children {
		738	@{ $_[0]{children} }
		739	}
		740
		741	sub remove {
		742	my ($self, @widgets) = @_;
		743
		744	$self->emit (c_remove => \@widgets);
		745
		746	for my $child (@widgets) {
		747	delete $child->{parent};
		748	$child->hide;
		749	$self->{children} = [ grep $_ != $child, @{ $self->{children} } ];
		750	}
		751
		752	$self->realloc;
		753	}
		754
		755	sub clear {
		756	my ($self) = @_;
		757
		758	my $children = $self->{children};
		759	$self->{children} = [];
		760
		761	for (@$children) {
		762	delete $_->{parent};
		763	$_->hide;
		764	}
		765
		766	$self->realloc;
		767	}
		768
		769	sub find_widget {
		770	my ($self, $x, $y) = @_;
		771
		772	$x -= $self->{x};
		773	$y -= $self->{y};
		774
		775	my $res;
		776
		777	for (reverse $self->visible_children) {
		778	$res = $_->find_widget ($x, $y)
		779	and return $res;
		780	}
		781
		782	$self->SUPER::find_widget ($x + $self->{x}, $y + $self->{y})
		783	}
		784
		785	sub _draw {
		786	my ($self) = @_;
		787
		788	$_->draw for $self->visible_children;
		789	}
		790
		791	#############################################################################
		792
		793	package DC::UI::Bin;
		794
		795	our @ISA = DC::UI::Container::;
		796
		797	sub new {
		798	my ($class, %arg) = @_;
		799
		800	my $child = (delete $arg{child}) || new DC::UI::Empty::;
		801
		802	$class->SUPER::new (children => [$child], %arg)
		803	}
		804
		805	sub add {
		806	my ($self, $child) = @_;
		807
		808	$self->clear;
		809	$self->SUPER::add ($child);
		810	}
		811
		812	sub remove {
		813	my ($self, $widget) = @_;
		814
		815	$self->SUPER::remove ($widget);
		816
		817	$self->{children} = [new DC::UI::Empty]
		818	unless @{$self->{children}};
		819	}
		820
		821	sub child { $_[0]->{children}[0] }
32		822
33	sub size_request {	823	sub size_request {
34	die "size_request is abtract";	824	$_[0]{children}[0]->size_request
35	}	825	}
36		826
37	sub focus_in {	827	sub invoke_size_allocate {
38	my ($widget) = @_;
39	$FOCUS = $widget;
40	}
41
42	sub focus_out {
43	my ($widget) = @_;
44	}
45
46	sub key_down {
47	my ($widget, $sdlev) = @_;
48	}
49
50	sub key_up {
51	my ($widget, $sdlev) = @_;
52	}
53
54	sub button_down {
55	my ($widget, $sdlev) = @_;
56	}
57
58	sub button_up {
59	my ($widget, $sdlev) = @_;
60	}
61
62	sub w { $_[0]->{w} }
63	sub h { $_[0]->{h} }
64	sub x { $_[0]->{x} = $_[1] if $_[1]; $_[0]->{x} }
65	sub y { $_[0]->{y} = $_[1] if $_[1]; $_[0]->{y} }
66	sub z { $_[0]->{z} = $_[1] if $_[1]; $_[0]->{z} }
67
68	sub draw {
69	my ($self) = @_;	828	my ($self, $w, $h) = @_;
70		829
71	glPushMatrix;	830	$self->{children}[0]->configure (0, 0, $w, $h);
72	glTranslate $self->{x}, $self->{y}, 0;	831
		832	1
		833	}
		834
		835	#############################################################################
		836	# back-buffered drawing area
		837
		838	package DC::UI::Window;
		839
		840	our @ISA = DC::UI::Bin::;
		841
		842	use DC::OpenGL;
		843
		844	sub new {
		845	my ($class, %arg) = @_;
		846
		847	my $self = $class->SUPER::new (%arg);
		848	}
		849
		850	sub update {
		851	my ($self) = @_;
		852
		853	$ROOT->on_post_alloc ($self => sub { $self->render_child });
		854	$self->SUPER::update;
		855	}
		856
		857	sub invoke_size_allocate {
		858	my ($self, $w, $h) = @_;
		859
73	$self->_draw;	860	$self->update;
74	glPopMatrix;	861
		862	$self->SUPER::invoke_size_allocate ($w, $h)
		863	}
		864
		865	sub _render {
		866	my ($self) = @_;
		867
		868	$self->{children}[0]->draw;
		869	}
		870
		871	sub render_child {
		872	my ($self) = @_;
		873
		874	$self->{texture} = new_from_opengl DC::Texture $self->{w}, $self->{h}, sub {
		875	glClearColor 0, 0, 0, 0;
		876	glClear GL_COLOR_BUFFER_BIT;
		877
		878	{
		879	package DC::UI::Base;
		880
		881	local ($draw_x, $draw_y, $draw_w, $draw_h) =
		882	(0, 0, $self->{w}, $self->{h});
		883
		884	$self->_render;
		885	}
		886	};
75	}	887	}
76		888
77	sub _draw {	889	sub _draw {
78	my ($widget) = @_;	890	my ($self) = @_;
79	}
80		891
81	sub bbox {	892	my $tex = $self->{texture}
82	my ($widget) = @_;	893	or return;
83	}
84		894
85	package Crossfire::Client::Widget::Container;	895	glEnable GL_TEXTURE_2D;
		896	glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
		897	glColor 0, 0, 0, 1;
86		898
87	our @ISA = Crossfire::Client::Widget::;	899	$tex->draw_quad_alpha_premultiplied (0, 0);
88		900
89	use SDL::OpenGL;	901	glDisable GL_TEXTURE_2D;
		902	}
90		903
91	sub add { $_[0]->{child} = $_[1] }	904	#############################################################################
92	sub get { $_[0]->{child} }
93		905
94	sub size_request { $_[0]->{child}->size_request if $_[0]->{child} }	906	package DC::UI::ViewPort;
95		907
96	sub _draw { die "Containers can't be drawn!" }	908	use List::Util qw(min max);
97		909
98	package Crossfire::Client::Widget::Frame;	910	our @ISA = DC::UI::Window::;
99		911
100	our @ISA = Crossfire::Client::Widget::Container::;	912	sub new {
		913	my $class = shift;
101		914
102	use SDL::OpenGL;	915	$class->SUPER::new (
		916	scroll_x => 0,
		917	scroll_y => 1,
		918	@_,
		919	)
		920	}
103		921
104	sub size_request {	922	sub size_request {
105	my ($self) = @_;	923	my ($self) = @_;
		924
		925	my ($w, $h) = @{$self->child}{qw(req_w req_h)};
		926
		927	$w = 1 if $self->{scroll_x};
		928	$h = 1 if $self->{scroll_y};
		929
		930	($w, $h)
		931	}
		932
		933	sub invoke_size_allocate {
		934	my ($self, $w, $h) = @_;
		935
106	my $chld = $self->get	936	my $child = $self->child;
107	or return (0, 0);	937
108	map { $_ + 4 } $chld->size_request;	938	$w = $child->{req_w} if $self->{scroll_x} && $child->{req_w};
		939	$h = $child->{req_h} if $self->{scroll_y} && $child->{req_h};
		940
		941	$self->child->configure (0, 0, $w, $h);
		942	$self->update;
		943
		944	1
		945	}
		946
		947	sub set_offset {
		948	my ($self, $x, $y) = @_;
		949
		950	my $x = max 0, min $self->child->{w} - $self->{w}, int $x;
		951	my $y = max 0, min $self->child->{h} - $self->{h}, int $y;
		952
		953	if ($x != $self->{view_x} or $y != $self->{view_y}) {
		954	$self->{view_x} = $x;
		955	$self->{view_y} = $y;
		956
		957	$self->emit (changed => $x, $y);
		958	$self->update;
		959	}
		960	}
		961
		962	sub set_center {
		963	my ($self, $x, $y) = @_;
		964
		965	$self->set_offset ($x - $self->{w} * .5, $y - $self->{h} * .5);
		966	}
		967
		968	sub make_visible {
		969	my ($self, $x, $y, $border) = @_;
		970
		971	if ( $x < $self->{view_x} + $self->{w} * $border
		972	|| $x > $self->{view_x} + $self->{w} * (1 - $border)
		973	|| $y < $self->{view_y} + $self->{h} * $border
		974	|| $y > $self->{view_y} + $self->{h} * (1 - $border)
		975	) {
		976	$self->set_center ($x, $y);
		977	}
		978	}
		979
		980	# hmm, this does not work for topleft of $self... but we should not ask for that
		981	sub coord2local {
		982	my ($self, $x, $y) = @_;
		983
		984	$self->SUPER::coord2local ($x + $self->{view_x}, $y + $self->{view_y})
		985	}
		986
		987	sub coord2global {
		988	my ($self, $x, $y) = @_;
		989
		990	$x = List::Util::min $self->{w}, $x - $self->{view_x};
		991	$y = List::Util::min $self->{h}, $y - $self->{view_y};
		992
		993	$self->SUPER::coord2global ($x, $y)
		994	}
		995
		996	sub find_widget {
		997	my ($self, $x, $y) = @_;
		998
		999	if ( $x >= $self->{x} && $x < $self->{x} + $self->{w}
		1000	&& $y >= $self->{y} && $y < $self->{y} + $self->{h}
		1001	) {
		1002	$self->child->find_widget ($x + $self->{view_x}, $y + $self->{view_y})
		1003	} else {
		1004	$self->DC::UI::Base::find_widget ($x, $y)
		1005	}
		1006	}
		1007
		1008	sub _render {
		1009	my ($self) = @_;
		1010
		1011	local $DC::UI::Base::draw_x = $DC::UI::Base::draw_x - $self->{view_x};
		1012	local $DC::UI::Base::draw_y = $DC::UI::Base::draw_y - $self->{view_y};
		1013
		1014	DC::OpenGL::glTranslate -$self->{view_x}, -$self->{view_y};
		1015
		1016	$self->SUPER::_render;
		1017	}
		1018
		1019	#############################################################################
		1020
		1021	package DC::UI::ScrolledWindow;
		1022
		1023	our @ISA = DC::UI::Table::;
		1024
		1025	sub new {
		1026	my ($class, %arg) = @_;
		1027
		1028	my $child = delete $arg{child};
		1029
		1030	my $self;
		1031
		1032	my $hslider = new DC::UI::Slider
		1033	c_col => 0,
		1034	c_row => 1,
		1035	vertical => 0,
		1036	range => [0, 0, 1, 0.01], # HACK fix
		1037	on_changed => sub {
		1038	$self->{hpos} = $_[1];
		1039	$self->{vp}->set_offset ($self->{hpos}, $self->{vpos});
		1040	},
		1041	;
		1042
		1043	my $vslider = new DC::UI::Slider
		1044	c_col => 1,
		1045	c_row => 0,
		1046	vertical => 1,
		1047	range => [0, 0, 1, 0.01], # HACK fix
		1048	on_changed => sub {
		1049	$self->{vpos} = $_[1];
		1050	$self->{vp}->set_offset ($self->{hpos}, $self->{vpos});
		1051	},
		1052	;
		1053
		1054	$self = $class->SUPER::new (
		1055	scroll_x => 0,
		1056	scroll_y => 1,
		1057	can_events => 1,
		1058	hslider => $hslider,
		1059	vslider => $vslider,
		1060	col_expand => [1, 0],
		1061	row_expand => [1, 0],
		1062	%arg,
		1063	);
		1064
		1065	$self->{vp} = new DC::UI::ViewPort
		1066	c_col => 0,
		1067	c_row => 0,
		1068	expand => 1,
		1069	scroll_x => $self->{scroll_x},
		1070	scroll_y => $self->{scroll_y},
		1071	on_changed => sub {
		1072	my ($vp, $x, $y) = @_;
		1073
		1074	$vp->{parent}{hslider}->set_value ($x);
		1075	$vp->{parent}{vslider}->set_value ($y);
		1076
		1077	0
		1078	},
		1079	on_size_allocate => sub {
		1080	my ($vp, $w, $h) = @_;
		1081	$vp->{parent}->update_slider;
		1082	0
		1083	},
		1084	;
		1085
		1086	$self->SUPER::add ($self->{vp});
		1087
		1088	$self->add ($child) if $child;
		1089
		1090	$self
		1091	}
		1092
		1093	sub add {
		1094	my ($self, $widget) = @_;
		1095
		1096	$self->{vp}->add ($self->{child} = $widget);
		1097	}
		1098
		1099	sub set_offset { shift->{vp}->set_offset (@_) }
		1100	sub set_center { shift->{vp}->set_center (@_) }
		1101	sub make_visible { shift->{vp}->make_visible (@_) }
		1102
		1103	sub update_slider {
		1104	my ($self) = @_;
		1105
		1106	my $child = ($self->{vp} or return)->child;
		1107
		1108	if ($self->{scroll_x}) {
		1109	my ($w1, $w2) = ($child->{req_w}, $self->{vp}{w});
		1110	$self->{hslider}->set_range ([$self->{hslider}{range}[0], 0, $w1, $w2, 1]);
		1111
		1112	my $visible = $w1 > $w2;
		1113	if ($visible != $self->{hslider_visible}) {
		1114	$self->{hslider_visible} = $visible;
		1115	$visible ? $self->SUPER::add ($self->{hslider})
		1116	: $self->SUPER::remove ($self->{hslider});
		1117	}
		1118	}
		1119
		1120	if ($self->{scroll_y}) {
		1121	my ($h1, $h2) = ($child->{req_h}, $self->{vp}{h});
		1122	$self->{vslider}->set_range ([$self->{vslider}{range}[0], 0, $h1, $h2, 1]);
		1123
		1124	my $visible = $h1 > $h2;
		1125	if ($visible != $self->{vslider_visible}) {
		1126	$self->{vslider_visible} = $visible;
		1127	$visible ? $self->SUPER::add ($self->{vslider})
		1128	: $self->SUPER::remove ($self->{vslider});
		1129	}
		1130	}
		1131	}
		1132
		1133	sub start_dragging {
		1134	my ($self, $ev) = @_;
		1135
		1136	$self->grab_focus;
		1137
		1138	my $ox = $self->{vp}{view_x};
		1139	my $oy = $self->{vp}{view_y};
		1140
		1141	$self->{motion} = sub {
		1142	my ($ev, $x, $y) = @_;
		1143
		1144	$ox -= $ev->{xrel};
		1145	$oy -= $ev->{yrel};
		1146
		1147	$self->{vp}->set_offset ($ox, $oy);
		1148	};
		1149	}
		1150
		1151	sub invoke_mouse_wheel {
		1152	my ($self, $ev) = @_;
		1153
		1154	$self->{vslider}->emit (mouse_wheel => $ev) if $self->{vslider_visible};
		1155	$self->{hslider}->emit (mouse_wheel => $ev) if $self->{hslider_visible};
		1156
		1157	1
		1158	}
		1159
		1160	sub invoke_button_down {
		1161	my ($self, $ev, $x, $y) = @_;
		1162
		1163	if ($ev->{button} == 2) {
		1164	$self->start_dragging ($ev);
		1165	return 1;
		1166	}
		1167
		1168	0
		1169	}
		1170
		1171	sub invoke_button_up {
		1172	my ($self, $ev, $x, $y) = @_;
		1173
		1174	if (delete $self->{motion}) {
		1175	return 1;
		1176	}
		1177
		1178	0
		1179	}
		1180
		1181	sub invoke_mouse_motion {
		1182	my ($self, $ev, $x, $y) = @_;
		1183
		1184	if ($self->{motion}) {
		1185	$self->{motion}->($ev, $x, $y);
		1186	return 1;
		1187	}
		1188
		1189	0
		1190	}
		1191
		1192	sub invoke_size_allocate {
		1193	my ($self, $w, $h) = @_;
		1194
		1195	$self->update_slider;
		1196	$self->SUPER::invoke_size_allocate ($w, $h)
		1197	}
		1198
		1199	#############################################################################
		1200
		1201	package DC::UI::Frame;
		1202
		1203	our @ISA = DC::UI::Bin::;
		1204
		1205	use DC::OpenGL;
		1206
		1207	sub new {
		1208	my $class = shift;
		1209
		1210	$class->SUPER::new (
		1211	bg => undef,
		1212	@_,
		1213	)
109	}	1214	}
110		1215
111	sub _draw {	1216	sub _draw {
112	my ($self) = @_;	1217	my ($self) = @_;
113		1218
114	my $chld = $self->get;	1219	if ($self->{bg}) {
		1220	my ($w, $h) = @$self{qw(w h)};
115		1221
		1222	glEnable GL_BLEND;
		1223	glBlendFunc GL_ONE, GL_ONE_MINUS_SRC_ALPHA;
		1224	glColor_premultiply @{ $self->{bg} };
		1225	glRect 0, 0, $w, $h;
		1226	glDisable GL_BLEND;
		1227	}
		1228
		1229	$self->SUPER::_draw;
		1230	}
		1231
		1232	#############################################################################
		1233
		1234	package DC::UI::FancyFrame;
		1235
		1236	our @ISA = DC::UI::Bin::;
		1237
		1238	use DC::OpenGL;
		1239
		1240	sub new {
		1241	my ($class, %arg) = @_;
		1242
		1243	if ((exists $arg{label}) && !ref $arg{label}) {
		1244	$arg{label} = new DC::UI::Label
		1245	align => 1,
		1246	valign => 0,
		1247	text => $arg{label},
		1248	fontsize => ($arg{border} || 0.8) * 0.75;
		1249	}
		1250
		1251	my $self = $class->SUPER::new (
		1252	# label => "",
		1253	fg => [0.6, 0.3, 0.1],
		1254	border => 0.8,
		1255	style => 'single',
		1256	%arg,
		1257	);
		1258
		1259	$self
		1260	}
		1261
		1262	sub add {
		1263	my ($self, @widgets) = @_;
		1264
		1265	$self->SUPER::add (@widgets);
		1266	$self->DC::UI::Container::add ($self->{label}) if $self->{label};
		1267	}
		1268
		1269	sub border {
		1270	int $_[0]{border} * $::FONTSIZE
		1271	}
		1272
		1273	sub size_request {
		1274	my ($self) = @_;
		1275
		1276	($self->{label_w}, undef) = $self->{label}->size_request
		1277	if $self->{label};
		1278
116	my ($w, $h) = $chld->size_request;	1279	my ($w, $h) = $self->SUPER::size_request;
117		1280
118	glColor 1, 0, 0;	1281	(
119	glBegin GL_QUADS;	1282	$w + $self->border * 2,
120	glTexCoord 0, 0; glVertex 0 , 0;	1283	$h + $self->border * 2,
121	glTexCoord 0, 1; glVertex 0 , $h + 4;	1284	)
122	glTexCoord 1, 1; glVertex $w + 4 , $h + 4;	1285	}
123	glTexCoord 1, 0; glVertex $w + 4 , 0;	1286
		1287	sub invoke_size_allocate {
		1288	my ($self, $w, $h) = @_;
		1289
		1290	my $border = $self->border;
		1291
		1292	$w -= List::Util::max 0, $border * 2;
		1293	$h -= List::Util::max 0, $border * 2;
		1294
		1295	if (my $label = $self->{label}) {
		1296	$label->{w} = List::Util::max 0, List::Util::min $self->{label_w}, $w - $border * 2;
		1297	$label->{h} = List::Util::min $h, $border;
		1298	$label->invoke_size_allocate ($label->{w}, $label->{h});
		1299	}
		1300
		1301	$self->child->configure ($border, $border, $w, $h);
		1302
		1303	1
		1304	}
		1305
		1306	sub _draw {
		1307	my ($self) = @_;
		1308
		1309	my $child = $self->{children}[0];
		1310
		1311	my $border = $self->border;
		1312	my ($w, $h) = ($self->{w}, $self->{h});
		1313
		1314	$child->draw;
		1315
		1316	glColor @{$self->{fg}};
		1317	glBegin GL_LINE_STRIP;
		1318	glVertex $border * 1.5 , $border * 0.5 + 0.5;
		1319	glVertex $border * 0.5 + 0.5, $border * 0.5 + 0.5;
		1320	glVertex $border * 0.5 + 0.5, $h - $border * 0.5 + 0.5;
		1321	glVertex $w - $border * 0.5 + 0.5, $h - $border * 0.5 + 0.5;
		1322	glVertex $w - $border * 0.5 + 0.5, $border * 0.5 + 0.5;
		1323	glVertex $self->{label} ? $border * 2 + $self->{label}{w} : $border * 1.5, $border * 0.5 + 0.5;
124	glEnd;	1324	glEnd;
125		1325
126	glPushMatrix;	1326	if ($self->{label}) {
127	glTranslate (2, 2, 0);	1327	glTranslate $border * 2, 0;
128	$chld->_draw;	1328	$self->{label}->_draw;
129	glPopMatrix;	1329	}
130	}	1330	}
131		1331
132	package Crossfire::Client::Widget::Table;	1332	#############################################################################
133		1333
134	our @ISA = Crossfire::Client::Widget::Container::;	1334	package DC::UI::Toplevel;
135		1335
		1336	our @ISA = DC::UI::Bin::;
		1337
136	use SDL::OpenGL;	1338	use DC::OpenGL;
		1339
		1340	my $bg =
		1341	new_from_file DC::Texture DC::find_rcfile "d1_bg.png",
		1342	mipmap => 1, wrap => 1;
		1343
		1344	my @border =
		1345	map { new_from_file DC::Texture DC::find_rcfile $_, mipmap => 1 }
		1346	qw(d1_border_top.png d1_border_right.png d1_border_left.png d1_border_bottom.png);
		1347
		1348	my @icon =
		1349	map { new_from_file DC::Texture DC::find_rcfile $_, mipmap => 1 }
		1350	qw(x1_move.png x1_resize.png);
		1351
		1352	sub new {
		1353	my ($class, %arg) = @_;
		1354
		1355	my $self = $class->SUPER::new (
		1356	bg => [1, 1, 1, 1],
		1357	border_bg => [1, 1, 1, 1],
		1358	border => 0.6,
		1359	can_events => 1,
		1360	min_w => 64,
		1361	min_h => 32,
		1362	%arg,
		1363	);
		1364
		1365	$self->{title_widget} = new DC::UI::Label
		1366	align => 0,
		1367	valign => 1,
		1368	text => $self->{title},
		1369	fontsize => $self->{border},
		1370	if exists $self->{title};
		1371
		1372	if ($self->{has_close_button}) {
		1373	$self->{close_button} =
		1374	new DC::UI::ImageButton
		1375	path => 'x1_close.png',
		1376	on_activate => sub { $self->emit ("delete") };
		1377
		1378	$self->DC::UI::Container::add ($self->{close_button});
		1379	}
		1380
		1381	$self
		1382	}
137		1383
138	sub add {	1384	sub add {
139	my ($self, $x, $y, $chld) = @_;	1385	my ($self, @widgets) = @_;
140	$self->{childs}[$y][$x] = $chld;
141	}
142		1386
143	sub max_row_height {	1387	$self->SUPER::add (@widgets);
		1388	$self->DC::UI::Container::add ($self->{close_button}) if $self->{close_button};
		1389	$self->DC::UI::Container::add ($self->{title_widget}) if $self->{title_widget};
		1390	}
		1391
		1392	sub border {
		1393	int $_[0]{border} * $::FONTSIZE
		1394	}
		1395
		1396	sub get_max_wh {
		1397	my ($self) = @_;
		1398
		1399	return ($self->{w}, $self->{h})
		1400	if $self->{visible} && $self->{w};
		1401
		1402	$self->SUPER::get_max_wh
		1403	}
		1404
		1405	sub size_request {
		1406	my ($self) = @_;
		1407
		1408	$self->{title_widget}->size_request
		1409	if $self->{title_widget};
		1410
		1411	$self->{close_button}->size_request
		1412	if $self->{close_button};
		1413
		1414	my ($w, $h) = $self->SUPER::size_request;
		1415
		1416	(
		1417	$w + $self->border * 2,
		1418	$h + $self->border * 2,
		1419	)
		1420	}
		1421
		1422	sub invoke_size_allocate {
144	my ($self, $row) = @_;	1423	my ($self, $w, $h) = @_;
145		1424
146	my $hs = 0;	1425	if ($self->{title_widget}) {
147	for (my $xi = 0; $xi <= $#{$self->{childs}->[$row] || []}; $xi++) {	1426	$self->{title_widget}{w} = $w;
148	my $c = $self->{childs}->[$row]->[$xi];	1427	$self->{title_widget}{h} = $h;
		1428	$self->{title_widget}->invoke_size_allocate ($w, $h);
		1429	}
		1430
		1431	my $border = $self->border;
		1432
		1433	$h -= List::Util::max 0, $border * 2;
		1434	$w -= List::Util::max 0, $border * 2;
		1435
		1436	$self->child->configure ($border, $border, $w, $h);
		1437
		1438	$self->{close_button}->configure ($self->{w} - $border, 0, $border, $border)
		1439	if $self->{close_button};
		1440
		1441	1
		1442	}
		1443
		1444	sub invoke_delete {
		1445	my ($self) = @_;
		1446
		1447	$self->hide;
		1448
		1449	1
		1450	}
		1451
		1452	sub invoke_button_down {
		1453	my ($self, $ev, $x, $y) = @_;
		1454
		1455	my ($w, $h) = @$self{qw(w h)};
		1456	my $border = $self->border;
		1457
		1458	my $lr = ($x >= 0 && $x < $border) || ($x > $w - $border && $x < $w);
		1459	my $td = ($y >= 0 && $y < $border) || ($y > $h - $border && $y < $h);
		1460
		1461	if ($lr & $td) {
		1462	my ($wx, $wy) = ($self->{x}, $self->{y});
		1463	my ($ox, $oy) = ($ev->{x}, $ev->{y});
		1464	my ($bw, $bh) = ($self->{w}, $self->{h});
		1465
		1466	my $mx = $x < $border;
		1467	my $my = $y < $border;
		1468
		1469	$self->{motion} = sub {
		1470	my ($ev, $x, $y) = @_;
		1471
		1472	my $dx = $ev->{x} - $ox;
		1473	my $dy = $ev->{y} - $oy;
		1474
		1475	$self->{force_w} = $bw + $dx * ($mx ? -1 : 1);
		1476	$self->{force_h} = $bh + $dy * ($my ? -1 : 1);
		1477
		1478	$self->move_abs ($wx + $dx * $mx, $wy + $dy * $my);
		1479	$self->realloc;
		1480	};
		1481
		1482	} elsif ($lr ^ $td) {
		1483	my ($ox, $oy) = ($ev->{x}, $ev->{y});
		1484	my ($bx, $by) = ($self->{x}, $self->{y});
		1485
		1486	$self->{motion} = sub {
		1487	my ($ev, $x, $y) = @_;
		1488
		1489	($x, $y) = ($ev->{x}, $ev->{y});
		1490
		1491	$self->move_abs ($bx + $x - $ox, $by + $y - $oy);
		1492	# HACK: the next line is required to enforce placement
		1493	$self->{parent}->invoke_size_allocate ($self->{parent}{w}, $self->{parent}{h});
		1494	};
		1495	} else {
		1496	return 0;
		1497	}
		1498
		1499	1
		1500	}
		1501
		1502	sub invoke_button_up {
		1503	my ($self, $ev, $x, $y) = @_;
		1504
		1505	! ! delete $self->{motion}
		1506	}
		1507
		1508	sub invoke_mouse_motion {
		1509	my ($self, $ev, $x, $y) = @_;
		1510
		1511	$self->{motion}->($ev, $x, $y) if $self->{motion};
		1512
		1513	! ! $self->{motion}
		1514	}
		1515
		1516	sub invoke_visibility_change {
		1517	my ($self, $visible) = @_;
		1518
		1519	delete $self->{motion} unless $visible;
		1520
		1521	0
		1522	}
		1523
		1524	sub _draw {
		1525	my ($self) = @_;
		1526
		1527	my $child = $self->{children}[0];
		1528
		1529	my ($w, $h ) = ($self->{w}, $self->{h});
		1530	my ($cw, $ch) = ($child->{w}, $child->{h});
		1531
		1532	glEnable GL_TEXTURE_2D;
		1533	glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE;
		1534
		1535	my $border = $self->border;
		1536
		1537	glColor @{ $self->{border_bg} };
		1538	$border[0]->draw_quad_alpha ( 0, 0, $w, $border);
		1539	$border[1]->draw_quad_alpha ( 0, $border, $border, $ch);
		1540	$border[2]->draw_quad_alpha ($w - $border, $border, $border, $ch);
		1541	$border[3]->draw_quad_alpha ( 0, $h - $border, $w, $border);
		1542
		1543	# move
		1544	my $w2 = ($w - $border) * .5;
		1545	my $h2 = ($h - $border) * .5;
		1546	$icon[0]->draw_quad_alpha ( 0, $h2, $border, $border);
		1547	$icon[0]->draw_quad_alpha ($w - $border, $h2, $border, $border);
		1548	$icon[0]->draw_quad_alpha ($w2 , $h - $border, $border, $border);
		1549
		1550	# resize
		1551	$icon[1]->draw_quad_alpha ( 0, 0, $border, $border);
		1552	$icon[1]->draw_quad_alpha ($w - $border, 0, $border, $border)
		1553	unless $self->{has_close_button};
		1554	$icon[1]->draw_quad_alpha ( 0, $h - $border, $border, $border);
		1555	$icon[1]->draw_quad_alpha ($w - $border, $h - $border, $border, $border);
		1556
		1557	if (@{$self->{bg}} < 4 || $self->{bg}[3]) {
		1558	glColor @{ $self->{bg} };
		1559
		1560	# TODO: repeat texture not scale
		1561	# solve this better(?)
		1562	$bg->{s} = $cw / $bg->{w};
		1563	$bg->{t} = $ch / $bg->{h};
		1564	$bg->draw_quad_alpha ($border, $border, $cw, $ch);
		1565	}
		1566
		1567	glDisable GL_TEXTURE_2D;
		1568
		1569	$child->draw;
		1570
		1571	if ($self->{title_widget}) {
		1572	glTranslate 0, $border - $self->{h};
		1573	$self->{title_widget}->_draw;
		1574
		1575	glTranslate 0, - ($border - $self->{h});
		1576	}
		1577
		1578	$self->{close_button}->draw
		1579	if $self->{close_button};
		1580	}
		1581
		1582	#############################################################################
		1583
		1584	package DC::UI::Table;
		1585
		1586	our @ISA = DC::UI::Container::;
		1587
		1588	use List::Util qw(max sum);
		1589
		1590	use DC::OpenGL;
		1591
		1592	sub new {
		1593	my $class = shift;
		1594
		1595	$class->SUPER::new (
		1596	col_expand => [],
		1597	row_expand => [],
		1598	@_,
		1599	)
		1600	}
		1601
		1602	sub add {
		1603	my ($self, @widgets) = @_;
		1604
		1605	for my $child (@widgets) {
		1606	$child->{c_rowspan} ||= 1;
		1607	$child->{c_colspan} ||= 1;
		1608	}
		1609
		1610	$self->SUPER::add (@widgets);
		1611	}
		1612
		1613	sub add_at {
		1614	my $self = shift;
		1615
		1616	my @widgets;
		1617
		1618	while (@_) {
		1619	my ($col, $row, $child) = splice @_, 0, 3, ();
		1620
		1621	$child->{c_row} = $row;
		1622	$child->{c_col} = $col;
		1623
		1624	push @widgets, $child;
		1625	}
		1626
		1627	$self->add (@widgets);
		1628	}
		1629
		1630	sub get_wh {
		1631	my ($self) = @_;
		1632
		1633	my (@w, @h);
		1634
		1635	my @children = $self->children;
		1636
		1637	# first pass, columns
		1638	for my $widget (sort { $a->{c_colspan} <=> $b->{c_colspan} } @children) {
		1639	my ($c, $w, $cs) = @$widget{qw(c_col req_w c_colspan)};
		1640
		1641	my $sw = sum @w[$c .. $c + $cs - 1];
		1642
149	if ($c) {	1643	if ($w > $sw) {
150	my ($w, $h) = $c->size_request;	1644	$_ += ($w - $sw) / ($_ ? $sw / $_ : $cs) for @w[$c .. $c + $cs - 1];
151	if ($hs < $h) { $hs = $h }
152	}	1645	}
153	}	1646	}
154	return $hs;
155	}
156		1647
157	sub max_col_width {	1648	# second pass, rows
158	my ($self, $col) = @_;	1649	for my $widget (sort { $a->{c_rowspan} <=> $b->{c_rowspan} } @children) {
		1650	my ($r, $h, $rs) = @$widget{qw(c_row req_h c_rowspan)};
159		1651
160	my $ws = 0;	1652	my $sh = sum @h[$r .. $r + $rs - 1];
161	for (my $yi = 0; $yi <= $#{$self->{childs} || []}; $yi++) {	1653
162	my $c = ($self->{childs}->[$yi] || [])->[$col];
163	if ($c) {	1654	if ($h > $sh) {
164	my ($w, $h) = $c->size_request;	1655	$_ += ($h - $sh) / ($_ ? $sh / $_ : $rs) for @h[$r .. $r + $rs - 1];
165	if ($ws < $w) { $ws = $w }
166	}	1656	}
167	}	1657	}
168	return $ws;	1658
		1659	(\@w, \@h)
169	}	1660	}
170		1661
171	sub size_request {	1662	sub size_request {
172	my ($self) = @_;	1663	my ($self) = @_;
173		1664
174	my ($hs, $ws) = (0, 0);	1665	my ($ws, $hs) = $self->get_wh;
175		1666
176	for (my $yi = 0; $yi <= $#{$self->{childs}}; $yi++) {
177	$hs += $self->max_row_height ($yi);
178	}	1667	(
		1668	(sum @$ws),
		1669	(sum @$hs),
		1670	)
		1671	}
179		1672
180	for (my $yi = 0; $yi <= $#{$self->{childs}}; $yi++) {	1673	sub invoke_size_allocate {
181	my $wm = 0;	1674	my ($self, $w, $h) = @_;
182	for (my $xi = 0; $xi <= $#{$self->{childs}->[$yi]}; $xi++) {	1675
183	$wm += $self->max_col_width ($xi)	1676	my ($ws, $hs) = $self->get_wh;
		1677
		1678	my $req_w = (sum @$ws) || 1;
		1679	my $req_h = (sum @$hs) || 1;
		1680
		1681	# now linearly scale the rows/columns to the allocated size
		1682	my @col_expand = @{$self->{col_expand}};
		1683	@col_expand = (1) x @$ws unless @col_expand;
		1684	my $col_expand = (sum @col_expand) || 1;
		1685
		1686	$ws->[$_] += $col_expand[$_] / $col_expand * ($w - $req_w) for 0 .. $#$ws;
		1687
		1688	DC::UI::harmonize $ws;
		1689
		1690	my @row_expand = @{$self->{row_expand}};
		1691	@row_expand = (1) x @$ws unless @row_expand;
		1692	my $row_expand = (sum @row_expand) || 1;
		1693
		1694	$hs->[$_] += $row_expand[$_] / $row_expand * ($h - $req_h) for 0 .. $#$hs;
		1695
		1696	DC::UI::harmonize $hs;
		1697
		1698	my @x; for (0 .. $#$ws) { $x[$_ + 1] = $x[$_] + $ws->[$_] }
		1699	my @y; for (0 .. $#$hs) { $y[$_ + 1] = $y[$_] + $hs->[$_] }
		1700
		1701	for my $widget ($self->children) {
		1702	my ($r, $c, $w, $h, $rs, $cs) = @$widget{qw(c_row c_col req_w req_h c_rowspan c_colspan)};
		1703
		1704	$widget->configure (
		1705	$x[$c], $y[$r],
		1706	$x[$c + $cs] - $x[$c], $y[$r + $rs] - $y[$r],
		1707	);
		1708	}
		1709
		1710	1
		1711	}
		1712
		1713	#############################################################################
		1714
		1715	package DC::UI::Fixed;
		1716
		1717	use List::Util qw(min max);
		1718
		1719	our @ISA = DC::UI::Container::;
		1720
		1721	sub _scale($$$) {
		1722	my ($rel, $val, $max) = @_;
		1723
		1724	$rel ? $val * $max : $val
		1725	}
		1726
		1727	sub size_request {
		1728	my ($self) = @_;
		1729
		1730	my ($x1, $y1, $x2, $y2) = (0, 0, 0, 0);
		1731
		1732	# determine overall size by querying abs widgets
		1733	for my $child ($self->visible_children) {
		1734	unless ($child->{c_rel}) {
		1735	my $x = $child->{c_x};
		1736	my $y = $child->{c_y};
		1737
		1738	$x1 = min $x1, $x; $x2 = max $x2, $x + $child->{req_w};
		1739	$y1 = min $y1, $y; $y2 = max $y2, $y + $child->{req_h};
184	}	1740	}
185	if ($ws < $wm) { $ws = $wm }
186	}	1741	}
187		1742
188	return ($ws, $hs);	1743	my $W = $x2 - $x1;
189	}	1744	my $H = $y2 - $y1;
190		1745
191	sub _draw {	1746	# now layout remaining widgets
192	my ($self) = @_;	1747	for my $child ($self->visible_children) {
		1748	if ($child->{c_rel}) {
		1749	my $x = _scale $child->{c_rel}, $child->{c_x}, $W;
		1750	my $y = _scale $child->{c_rel}, $child->{c_y}, $H;
193		1751
194	my $y = 0;	1752	$x1 = min $x1, $x; $x2 = max $x2, $x + $child->{req_w};
195	for (my $yi = 0; $yi <= $#{$self->{childs}}; $yi++) {	1753	$y1 = min $y1, $y; $y2 = max $y2, $y + $child->{req_h};
196	my $x = 0;
197
198	for (my $xi = 0; $xi <= $#{$self->{childs}->[$yi]}; $xi++) {
199
200	glPushMatrix;
201	glTranslate ($x, $y, 0);
202	my $c = $self->{childs}->[$yi]->[$xi];
203	$c->_draw if $c;
204	glPopMatrix;
205
206	$x += $self->max_col_width ($xi);
207	}	1754	}
208
209	$y += $self->max_row_height ($yi);
210	}	1755	}
211	}
212		1756
213	package Crossfire::Client::Widget::VBox;	1757	my $W = $x2 - $x1;
		1758	my $H = $y2 - $y1;
214		1759
215	our @ISA = Crossfire::Client::Widget::Container::;	1760	($W, $H)
		1761	}
216		1762
217	use SDL::OpenGL;	1763	sub invoke_size_allocate {
218
219	sub add {
220	my ($self, $chld) = @_;	1764	my ($self, $W, $H) = @_;
221	push @{$self->{childs}}, $chld;	1765
		1766	for my $child ($self->visible_children) {
		1767	my $x = _scale $child->{c_rel}, $child->{c_x}, $W;
		1768	my $y = _scale $child->{c_rel}, $child->{c_y}, $H;
		1769
		1770	$x += $child->{c_halign} * $child->{req_w};
		1771	$y += $child->{c_valign} * $child->{req_h};
		1772
		1773	$child->configure (int $x, int $y, $child->{req_w}, $child->{req_h});
		1774	}
		1775
		1776	1
222	}	1777	}
		1778
		1779	#############################################################################
		1780
		1781	package DC::UI::Box;
		1782
		1783	our @ISA = DC::UI::Container::;
223		1784
224	sub size_request {	1785	sub size_request {
225	my ($self) = @_;	1786	my ($self) = @_;
226		1787
227	my ($hs, $ws) = (0, 0);	1788	my @children = $self->visible_children;
228	for (@{$self->{childs} || []}) {
229	my ($w, $h) = $_->size_request;
230	$hs += $h;
231	if ($ws < $w) { $ws = $w }
232	}
233		1789
234	return ($ws, $hs);	1790	$self->{vertical}
		1791	? (
		1792	(List::Util::max map $_->{req_w}, @children),
		1793	(List::Util::sum map $_->{req_h}, @children),
		1794	)
		1795	: (
		1796	(List::Util::sum map $_->{req_w}, @children),
		1797	(List::Util::max map $_->{req_h}, @children),
		1798	)
235	}	1799	}
236		1800
237	sub _draw {	1801	sub invoke_size_allocate {
238	my ($self) = @_;	1802	my ($self, $w, $h) = @_;
239		1803
240	my ($x, $y);	1804	my $space = $self->{vertical} ? $h : $w;
241	for (@{$self->{childs} || []}) {	1805	my @children = $self->visible_children;
242	glPushMatrix;	1806
243	glTranslate (0, $y, 0);	1807	my @req;
244	$_->_draw;	1808
245	glPopMatrix;	1809	if ($self->{homogeneous}) {
246	my ($w, $h) = $_->size_request;	1810	@req = ($space / (@children || 1)) x @children;
247	$y += $h;	1811	} else {
		1812	@req = map $_->{$self->{vertical} ? "req_h" : "req_w"}, @children;
		1813	my $req = List::Util::sum @req;
		1814
		1815	if ($req > $space) {
		1816	# ah well, not enough space
		1817	$_ *= $space / $req for @req;
		1818	} else {
		1819	my $expand = (List::Util::sum map $_->{expand}, @children) || 1;
		1820
		1821	$space = ($space - $req) / $expand; # remaining space to give away
		1822
		1823	$req[$_] += $space * $children[$_]{expand}
		1824	for 0 .. $#children;
		1825	}
		1826	}
		1827
		1828	DC::UI::harmonize \@req;
		1829
		1830	my $pos = 0;
		1831	for (0 .. $#children) {
		1832	my $alloc = $req[$_];
		1833	$children[$_]->configure ($self->{vertical} ? (0, $pos, $w, $alloc) : ($pos, 0, $alloc, $h));
		1834
		1835	$pos += $alloc;
		1836	}
		1837
248	}	1838	1
249	}	1839	}
250		1840
251	package Crossfire::Client::Widget::Label;	1841	#############################################################################
252		1842
253	our @ISA = Crossfire::Client::Widget::;	1843	package DC::UI::HBox;
254		1844
255	use SDL::OpenGL;	1845	our @ISA = DC::UI::Box::;
256		1846
257	sub new {	1847	sub new {
258	my ($class, $x, $y, $z, $ttf, $text) = @_;	1848	my $class = shift;
259		1849
260	my $self = $class->SUPER::new (x => $x, y => $y, z => $z, ttf => $ttf);	1850	$class->SUPER::new (
		1851	vertical => 0,
		1852	@_,
		1853	)
		1854	}
261		1855
		1856	#############################################################################
		1857
		1858	package DC::UI::VBox;
		1859
		1860	our @ISA = DC::UI::Box::;
		1861
		1862	sub new {
		1863	my $class = shift;
		1864
		1865	$class->SUPER::new (
		1866	vertical => 1,
		1867	@_,
		1868	)
		1869	}
		1870
		1871	#############################################################################
		1872
		1873	package DC::UI::Label;
		1874
		1875	our @ISA = DC::UI::DrawBG::;
		1876
		1877	use DC::OpenGL;
		1878
		1879	sub new {
		1880	my ($class, %arg) = @_;
		1881
		1882	my $self = $class->SUPER::new (
		1883	fg => [1, 1, 1],
		1884	#bg => none
		1885	#active_bg => none
		1886	#font => default_font
		1887	#text => initial text
		1888	#markup => initial narkup
		1889	#max_w => maximum pixel width
		1890	#style => 0, # render flags
		1891	ellipsise => 3, # end
		1892	layout => (new DC::Layout),
		1893	fontsize => 1,
		1894	align => -1,
		1895	valign => -1,
		1896	padding_x => 2,
		1897	padding_y => 2,
		1898	can_events => 0,
		1899	%arg
		1900	);
		1901
		1902	if (exists $self->{template}) {
		1903	my $layout = new DC::Layout;
		1904	$layout->set_text (delete $self->{template});
		1905	$self->{template} = $layout;
		1906	}
		1907
		1908	if (exists $self->{markup}) {
		1909	$self->set_markup (delete $self->{markup});
		1910	} else {
262	$self->set_text ($text);	1911	$self->set_text (delete $self->{text});
		1912	}
263		1913
264	$self	1914	$self
		1915	}
		1916
		1917	sub update {
		1918	my ($self) = @_;
		1919
		1920	delete $self->{texture};
		1921	$self->SUPER::update;
		1922	}
		1923
		1924	sub realloc {
		1925	my ($self) = @_;
		1926
		1927	delete $self->{ox};
		1928	$self->SUPER::realloc;
		1929	}
		1930
		1931	sub clear {
		1932	my ($self) = @_;
		1933
		1934	$self->set_text ("");
265	}	1935	}
266		1936
267	sub set_text {	1937	sub set_text {
268	my ($self, $text) = @_;	1938	my ($self, $text) = @_;
269	$self->{texture} = new_from_ttf Crossfire::Client::Texture $self->{ttf}, $self->{text} = $text;	1939
		1940	return if $self->{text} eq "T$text";
		1941	$self->{text} = "T$text";
		1942
		1943	$self->{layout}->set_text ($text);
		1944
		1945	delete $self->{size_req};
		1946	$self->realloc;
		1947	$self->update;
		1948	}
		1949
		1950	sub set_markup {
		1951	my ($self, $markup) = @_;
		1952
		1953	return if $self->{text} eq "M$markup";
		1954	$self->{text} = "M$markup";
		1955
		1956	my $rgba = $markup =~ /span.*(?:foreground|background)/;
		1957
		1958	$self->{layout}->set_markup ($markup);
		1959
		1960	delete $self->{size_req};
		1961	$self->realloc;
		1962	$self->update;
		1963	}
		1964
		1965	sub size_request {
		1966	my ($self) = @_;
		1967
		1968	$self->{size_req} ||= do {
		1969	my ($max_w, $max_h) = $self->get_max_wh;
		1970
		1971	$self->{layout}->set_font ($self->{font}) if $self->{font};
		1972	$self->{layout}->set_width ($self->{max_w} || $max_w || -1);
		1973	$self->{layout}->set_ellipsise ($self->{ellipsise});
		1974	$self->{layout}->set_single_paragraph_mode ($self->{ellipsise});
		1975	$self->{layout}->set_height ($self->{fontsize} * $::FONTSIZE);
		1976
		1977	my ($w, $h) = $self->{layout}->size;
		1978
		1979	if (exists $self->{template}) {
		1980	$self->{template}->set_font ($self->{font}) if $self->{font};
		1981	$self->{template}->set_width ($self->{max_w} || -1);
		1982	$self->{template}->set_height ($self->{fontsize} * $::FONTSIZE);
		1983
		1984	my ($w2, $h2) = $self->{template}->size;
		1985
		1986	$w = List::Util::max $w, $w2;
		1987	$h = List::Util::max $h, $h2;
		1988	}
		1989
		1990	[$w, $h]
		1991	};
		1992
		1993	@{ $self->{size_req} }
		1994	}
		1995
		1996	sub baseline_shift {
		1997	$_[0]{layout}->descent
		1998	}
		1999
		2000	sub invoke_size_allocate {
		2001	my ($self, $w, $h) = @_;
		2002
		2003	delete $self->{ox};
		2004
		2005	delete $self->{texture}
		2006	unless $w >= $self->{req_w} && $self->{old_w} >= $self->{req_w};
		2007
		2008	1
		2009	}
		2010
		2011	sub set_fontsize {
		2012	my ($self, $fontsize) = @_;
		2013
		2014	$self->{fontsize} = $fontsize;
		2015	delete $self->{size_req};
		2016	delete $self->{texture};
		2017
		2018	$self->realloc;
		2019	}
		2020
		2021	sub reconfigure {
		2022	my ($self) = @_;
		2023
		2024	delete $self->{size_req};
		2025	delete $self->{texture};
		2026
		2027	$self->SUPER::reconfigure;
		2028	}
		2029
		2030	sub _draw {
		2031	my ($self) = @_;
		2032
		2033	$self->SUPER::_draw; # draw background, if applicable
		2034
		2035	my $size = $self->{texture} ||= do {
		2036	$self->{layout}->set_foreground (@{$self->{fg}});
		2037	$self->{layout}->set_font ($self->{font}) if $self->{font};
		2038	$self->{layout}->set_width ($self->{w});
		2039	$self->{layout}->set_ellipsise ($self->{ellipsise});
		2040	$self->{layout}->set_single_paragraph_mode ($self->{ellipsise});
		2041	$self->{layout}->set_height ($self->{fontsize} * $::FONTSIZE);
		2042
		2043	[$self->{layout}->size]
		2044	};
		2045
		2046	unless (exists $self->{ox}) {
		2047	$self->{ox} = int ($self->{align} < 0 ? $self->{padding_x}
		2048	: $self->{align} > 0 ? $self->{w} - $size->[0] - $self->{padding_x}
		2049	: ($self->{w} - $size->[0]) * 0.5);
		2050
		2051	$self->{oy} = int ($self->{valign} < 0 ? $self->{padding_y}
		2052	: $self->{valign} > 0 ? $self->{h} - $size->[1] - $self->{padding_y}
		2053	: ($self->{h} - $size->[1]) * 0.5);
		2054
		2055	$self->{layout}->render ($self->{ox}, $self->{oy}, $self->{style});
		2056	};
		2057
		2058	# unless ($self->{list}) {
		2059	# $self->{list} = DC::OpenGL::glGenList;
		2060	# DC::OpenGL::glNewList $self->{list};
		2061	# $self->{layout}->render ($self->{ox}, $self->{oy}, $self->{style});
		2062	# DC::OpenGL::glEndList;
		2063	# }
		2064	#
		2065	# DC::OpenGL::glCallList $self->{list};
		2066
		2067	$self->{layout}->draw;
		2068	}
		2069
		2070	#sub destroy {
		2071	# my ($self) = @_;
		2072	#
		2073	# DC::OpenGL::glDeleteList delete $self->{list} if $self->{list};
		2074	#
		2075	# $self->SUPER::destroy;
		2076	#}
		2077
		2078	#############################################################################
		2079
		2080	package DC::UI::EntryBase;
		2081
		2082	our @ISA = DC::UI::Label::;
		2083
		2084	use DC::OpenGL;
		2085
		2086	sub new {
		2087	my $class = shift;
		2088
		2089	$class->SUPER::new (
		2090	fg => [1, 1, 1],
		2091	bg => [0, 0, 0, 0.2],
		2092	outline => [0.6, 0.3, 0.1],
		2093	active_bg => [0, 0, 1, .2],
		2094	active_fg => [1, 1, 1],
		2095	active_outline => [1, 1, 0],
		2096	can_hover => 1,
		2097	can_focus => 1,
		2098	valign => 0,
		2099	can_events => 1,
		2100	ellipsise => 0,
		2101	padding_x => 4,
		2102	padding_y => 2,
		2103	#text => ...
		2104	#hidden => "*",
		2105	@_
		2106	)
		2107	}
		2108
		2109	sub _set_text {
		2110	my ($self, $text) = @_;
		2111
		2112	delete $self->{cur_h};
		2113
		2114	return if $self->{text} eq $text;
		2115
		2116	$self->{last_activity} = $::NOW;
		2117	$self->{text} = $text;
		2118
		2119	$text =~ s/./*/g if $self->{hidden};
		2120	$self->{layout}->set_text ("$text ");
		2121	delete $self->{size_req};
		2122
		2123	$self->emit (changed => $self->{text});
		2124
		2125	$self->realloc;
		2126	$self->update;
		2127	}
		2128
		2129	sub set_text {
		2130	my ($self, $text) = @_;
		2131
		2132	$self->{cursor} = length $text;
		2133	$self->_set_text ($text);
270	}	2134	}
271		2135
272	sub get_text {	2136	sub get_text {
273	my ($self, $text) = @_;	2137	$_[0]{text}
274	$self->{text}
275	}	2138	}
276		2139
277	sub size_request {	2140	sub size_request {
278	my ($self) = @_;	2141	my ($self) = @_;
279		2142
		2143	my ($w, $h) = $self->SUPER::size_request;
		2144
		2145	($w + 1, $h) # add 1 for cursor
		2146	}
		2147
		2148	sub invoke_key_down {
		2149	my ($self, $ev) = @_;
		2150
		2151	my $mod = $ev->{mod};
		2152	my $sym = $ev->{sym};
		2153	my $uni = $ev->{unicode};
		2154
		2155	my $text = $self->get_text;
		2156
		2157	$self->{cursor} = List::Util::max 0, List::Util::min $self->{cursor}, length $text;
		2158
		2159	if ($uni == 8) {
		2160	substr $text, --$self->{cursor}, 1, "" if $self->{cursor};
		2161	} elsif ($uni == 127) {
		2162	substr $text, $self->{cursor}, 1, "";
		2163	} elsif ($sym == DC::SDLK_LEFT) {
		2164	--$self->{cursor} if $self->{cursor};
		2165	} elsif ($sym == DC::SDLK_RIGHT) {
		2166	++$self->{cursor} if $self->{cursor} < length $self->{text};
		2167	} elsif ($sym == DC::SDLK_HOME) {
		2168	# what a hack
		2169	$self->{cursor} =
		2170	(substr $self->{text}, 0, $self->{cursor}) =~ /^(.*\012)/
		2171	? length $1
		2172	: 0;
		2173	} elsif ($sym == DC::SDLK_END) {
		2174	# uh, again
		2175	$self->{cursor} =
		2176	(substr $self->{text}, $self->{cursor}) =~ /^([^\012]*)\012/
		2177	? $self->{cursor} + length $1
		2178	: length $self->{text};
		2179	} elsif ($uni == 21) { # ctrl-u
		2180	$text = "";
		2181	$self->{cursor} = 0;
		2182	} elsif ($uni == 27) {
		2183	$self->emit ('escape');
		2184	} elsif ($uni == 0x0d) {
		2185	substr $text, $self->{cursor}++, 0, "\012";
		2186	} elsif ($uni >= 0x20) {
		2187	substr $text, $self->{cursor}++, 0, chr $uni;
		2188	} else {
		2189	return 0;
		2190	}
		2191
		2192	$self->_set_text ($text);
		2193
		2194	$self->realloc;
		2195	$self->update;
		2196
		2197	1
		2198	}
		2199
		2200	sub invoke_focus_in {
		2201	my ($self) = @_;
		2202
		2203	$self->{last_activity} = $::NOW;
		2204
		2205	$self->SUPER::invoke_focus_in
		2206	}
		2207
		2208	sub invoke_button_down {
		2209	my ($self, $ev, $x, $y) = @_;
		2210
		2211	$self->SUPER::invoke_button_down ($ev, $x, $y);
		2212
		2213	my $idx = $self->{layout}->xy_to_index ($x, $y);
		2214
		2215	# byte-index to char-index
		2216	my $text = $self->{text};
		2217	utf8::encode $text; $text = substr $text, 0, $idx; utf8::decode $text;
		2218	$self->{cursor} = length $text;
		2219
		2220	$self->_set_text ($self->{text});
		2221	$self->update;
280	(	2222
281	$self->{texture}{width},	2223	1
282	$self->{texture}{height},	2224	}
		2225
		2226	sub invoke_mouse_motion {
		2227	my ($self, $ev, $x, $y) = @_;
		2228	# printf "M %d,%d %d,%d\n", $ev->motion_x, $ev->motion_y, $x, $y;#d#
		2229
		2230	1
		2231	}
		2232
		2233	sub _draw {
		2234	my ($self) = @_;
		2235
		2236	local $self->{fg} = $self->{fg};
		2237
		2238	if ($FOCUS == $self) {
		2239	glColor_premultiply @{$self->{active_bg}};
		2240	$self->{fg} = $self->{active_fg};
		2241	} else {
		2242	glColor_premultiply @{$self->{bg}};
		2243	}
		2244
		2245	glEnable GL_BLEND;
		2246	glBlendFunc GL_ONE, GL_ONE_MINUS_SRC_ALPHA;
		2247	glRect 0, 0, $self->{w}, $self->{h};
		2248	glDisable GL_BLEND;
		2249
		2250	$self->SUPER::_draw;
		2251
		2252	#TODO: force update every cursor change :(
		2253	if ($FOCUS == $self && (($::NOW - $self->{last_activity}) & 1023) < 600) {
		2254
		2255	unless (exists $self->{cur_h}) {
		2256	my $text = substr $self->{text}, 0, $self->{cursor};
		2257	utf8::encode $text;
		2258
		2259	@$self{qw(cur_x cur_y cur_h)} = $self->{layout}->cursor_pos (length $text);
		2260	}
		2261
		2262	glColor_premultiply @{$self->{active_fg}};
		2263	glBegin GL_LINES;
		2264	glVertex $self->{cur_x} + $self->{ox} + .5, $self->{cur_y} + $self->{oy};
		2265	glVertex $self->{cur_x} + $self->{ox} + .5, $self->{cur_y} + $self->{oy} + $self->{cur_h};
		2266	glEnd;
		2267
		2268	glLineWidth 3;
		2269	glColor @{$self->{active_outline}};
		2270	glRect_lineloop 1.5, 1.5, $self->{w} - 1.5, $self->{h} - 1.5;
		2271	glLineWidth 1;
		2272
		2273	} else {
		2274	glColor @{$self->{outline}};
		2275	glBegin GL_LINE_STRIP;
		2276	glVertex .5, $self->{h} * .5;
		2277	glVertex .5, $self->{h} - 2.5;
		2278	glVertex $self->{w} - .5, $self->{h} - 2.5;
		2279	glVertex $self->{w} - .5, $self->{h} * .5;
		2280	glEnd;
		2281	}
		2282	}
		2283
		2284	#############################################################################
		2285
		2286	package DC::UI::Entry;
		2287
		2288	our @ISA = DC::UI::EntryBase::;
		2289
		2290	use DC::OpenGL;
		2291
		2292	sub invoke_key_down {
		2293	my ($self, $ev) = @_;
		2294
		2295	my $sym = $ev->{sym};
		2296
		2297	if ($ev->{uni} == 0x0d || $sym == 13) {
		2298	unshift @{$self->{history}},
		2299	my $txt = $self->get_text;
		2300
		2301	$self->{history_pointer} = -1;
		2302	$self->{history_saveback} = '';
		2303	$self->emit (activate => $txt);
		2304	$self->update;
		2305
		2306	} elsif ($sym == DC::SDLK_UP) {
		2307	if ($self->{history_pointer} < 0) {
		2308	$self->{history_saveback} = $self->get_text;
		2309	}
		2310	if (@{$self->{history} || []} > 0) {
		2311	$self->{history_pointer}++;
		2312	if ($self->{history_pointer} >= @{$self->{history} || []}) {
		2313	$self->{history_pointer} = @{$self->{history} || []} - 1;
		2314	}
		2315	$self->set_text ($self->{history}->[$self->{history_pointer}]);
		2316	}
		2317
		2318	} elsif ($sym == DC::SDLK_DOWN) {
		2319	$self->{history_pointer}--;
		2320	$self->{history_pointer} = -1 if $self->{history_pointer} < 0;
		2321
		2322	if ($self->{history_pointer} >= 0) {
		2323	$self->set_text ($self->{history}->[$self->{history_pointer}]);
		2324	} else {
		2325	$self->set_text ($self->{history_saveback});
		2326	}
		2327
		2328	} else {
		2329	return $self->SUPER::invoke_key_down ($ev)
		2330	}
		2331
		2332	1
		2333	}
		2334
		2335	#############################################################################
		2336
		2337	package DC::UI::TextEdit;
		2338
		2339	our @ISA = DC::UI::EntryBase::;
		2340
		2341	use DC::OpenGL;
		2342
		2343	sub new {
		2344	my $class = shift;
		2345
		2346	$class->SUPER::new (
		2347	padding_y => 4,
		2348
		2349	@_
283	)	2350	)
284	}	2351	}
285		2352
		2353	sub move_cursor_ver {
		2354	my ($self, $dy) = @_;
		2355
		2356	my ($line, $x) = $self->{layout}->index_to_line_x ($self->{cursor});
		2357
		2358	$line += $dy;
		2359
		2360	if (defined (my $index = $self->{layout}->line_x_to_index ($line, $x))) {
		2361	$self->{cursor} = $index;
		2362	delete $self->{cur_h};
		2363	$self->update;
		2364	return;
		2365	}
		2366	}
		2367
		2368	sub invoke_key_down {
		2369	my ($self, $ev) = @_;
		2370
		2371	my $sym = $ev->{sym};
		2372
		2373	if ($sym == DC::SDLK_UP) {
		2374	$self->move_cursor_ver (-1);
		2375	} elsif ($sym == DC::SDLK_DOWN) {
		2376	$self->move_cursor_ver (+1);
		2377	} else {
		2378	return $self->SUPER::invoke_key_down ($ev)
		2379	}
		2380
		2381	1
		2382	}
		2383
		2384	#############################################################################
		2385
		2386	package DC::UI::ButtonBin;
		2387
		2388	our @ISA = DC::UI::Bin::;
		2389
		2390	use DC::OpenGL;
		2391
		2392	my @tex =
		2393	map { new_from_file DC::Texture DC::find_rcfile $_, mipmap => 1 }
		2394	qw(b1_button_inactive.png b1_button_active.png);
		2395
		2396	sub new {
		2397	my $class = shift;
		2398
		2399	$class->SUPER::new (
		2400	can_hover => 1,
		2401	align => 0,
		2402	valign => 0,
		2403	can_events => 1,
		2404	@_
		2405	)
		2406	}
		2407
		2408	sub invoke_button_up {
		2409	my ($self, $ev, $x, $y) = @_;
		2410
		2411	$self->emit ("activate")
		2412	if $x >= 0 && $x < $self->{w}
		2413	&& $y >= 0 && $y < $self->{h};
		2414
		2415	1
		2416	}
		2417
286	sub _draw {	2418	sub _draw {
287	my ($self) = @_;	2419	my ($self) = @_;
288		2420
		2421	glEnable GL_TEXTURE_2D;
		2422	glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
		2423	glColor 0, 0, 0, 1;
		2424
		2425	my $tex = $tex[$GRAB == $self];
		2426	$tex->draw_quad_alpha (0, 0, $self->{w}, $self->{h});
		2427
		2428	glDisable GL_TEXTURE_2D;
		2429
		2430	$self->SUPER::_draw;
		2431	}
		2432
		2433	#############################################################################
		2434
		2435	package DC::UI::Button;
		2436
		2437	our @ISA = DC::UI::Label::;
		2438
		2439	use DC::OpenGL;
		2440
		2441	my @tex =
		2442	map { new_from_file DC::Texture DC::find_rcfile $_, mipmap => 1 }
		2443	qw(b1_button_inactive.png b1_button_active.png);
		2444
		2445	sub new {
		2446	my $class = shift;
		2447
		2448	$class->SUPER::new (
		2449	padding_x => 8,
		2450	padding_y => 4,
		2451	fg => [1.0, 1.0, 1.0],
		2452	active_fg => [0.8, 0.8, 0.8],
		2453	can_hover => 1,
		2454	align => 0,
		2455	valign => 0,
		2456	can_events => 1,
		2457	@_
		2458	)
		2459	}
		2460
		2461	sub invoke_button_up {
		2462	my ($self, $ev, $x, $y) = @_;
		2463
		2464	$self->emit ("activate")
		2465	if $x >= 0 && $x < $self->{w}
		2466	&& $y >= 0 && $y < $self->{h};
		2467
		2468	1
		2469	}
		2470
		2471	sub _draw {
		2472	my ($self) = @_;
		2473
		2474	local $self->{fg} = $GRAB == $self ? $self->{active_fg} : $self->{fg};
		2475
		2476	glEnable GL_TEXTURE_2D;
		2477	glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
		2478	glColor 0, 0, 0, 1;
		2479
		2480	my $tex = $tex[$GRAB == $self];
		2481	$tex->draw_quad_alpha (0, 0, $self->{w}, $self->{h});
		2482
		2483	glDisable GL_TEXTURE_2D;
		2484
		2485	$self->SUPER::_draw;
		2486	}
		2487
		2488	#############################################################################
		2489
		2490	package DC::UI::CheckBox;
		2491
		2492	our @ISA = DC::UI::DrawBG::;
		2493
		2494	my @tex =
		2495	map { new_from_file DC::Texture DC::find_rcfile $_, mipmap => 1 }
		2496	qw(c1_checkbox_bg.png c1_checkbox_active.png);
		2497
		2498	use DC::OpenGL;
		2499
		2500	sub new {
		2501	my $class = shift;
		2502
		2503	$class->SUPER::new (
		2504	padding_x => 2,
		2505	padding_y => 2,
		2506	fg => [1, 1, 1],
		2507	active_fg => [1, 1, 0],
		2508	bg => [0, 0, 0, 0.2],
		2509	active_bg => [1, 1, 1, 0.5],
		2510	state => 0,
		2511	can_hover => 1,
		2512	@_
		2513	)
		2514	}
		2515
		2516	sub size_request {
		2517	my ($self) = @_;
		2518
		2519	(6) x 2
		2520	}
		2521
		2522	sub toggle {
		2523	my ($self) = @_;
		2524
		2525	$self->{state} = !$self->{state};
		2526	$self->emit (changed => $self->{state});
		2527	$self->update;
		2528	}
		2529
		2530	sub invoke_button_down {
		2531	my ($self, $ev, $x, $y) = @_;
		2532
		2533	if ($x >= $self->{padding_x} && $x < $self->{w} - $self->{padding_x}
		2534	&& $y >= $self->{padding_y} && $y < $self->{h} - $self->{padding_y}) {
		2535	$self->toggle;
		2536	} else {
		2537	return 0
		2538	}
		2539
		2540	1
		2541	}
		2542
		2543	sub _draw {
		2544	my ($self) = @_;
		2545
		2546	$self->SUPER::_draw;
		2547
		2548	glTranslate $self->{padding_x}, $self->{padding_y}, 0;
		2549
		2550	my ($w, $h) = @$self{qw(w h)};
		2551
		2552	my $s = List::Util::min $w - $self->{padding_x} * 2, $h - $self->{padding_y} * 2;
		2553
		2554	glColor @{ $FOCUS == $self ? $self->{active_fg} : $self->{fg} };
		2555
		2556	my $tex = $self->{state} ? $tex[1] : $tex[0];
		2557
		2558	glEnable GL_TEXTURE_2D;
		2559	$tex->draw_quad_alpha (0, 0, $s, $s);
		2560	glDisable GL_TEXTURE_2D;
		2561	}
		2562
		2563	#############################################################################
		2564
		2565	package DC::UI::Image;
		2566
		2567	our @ISA = DC::UI::Base::;
		2568
		2569	use DC::OpenGL;
		2570
		2571	our %texture_cache;
		2572
		2573	sub new {
		2574	my $class = shift;
		2575
		2576	my $self = $class->SUPER::new (
		2577	can_events => 0,
		2578	scale => 1,
		2579	@_,
		2580	);
		2581
		2582	$self->{path} || $self->{tex}
		2583	or Carp::croak "'path' or 'tex' attributes required";
		2584
		2585	$self->{tex} ||= $texture_cache{$self->{path}} ||=
		2586	new_from_file DC::Texture DC::find_rcfile $self->{path}, mipmap => 1;
		2587
		2588	DC::weaken $texture_cache{$self->{path}};
		2589
		2590	$self->{aspect} ||= $self->{tex}{w} / $self->{tex}{h};
		2591
		2592	$self
		2593	}
		2594
		2595	sub STORABLE_freeze {
		2596	my ($self, $cloning) = @_;
		2597
		2598	$self->{path}
		2599	or die "cannot serialise DC::UI::Image on non-loadable images\n";
		2600
		2601	$self->{path}
		2602	}
		2603
		2604	sub STORABLE_attach {
		2605	my ($self, $cloning, $path) = @_;
		2606
		2607	$self->new (path => $path)
		2608	}
		2609
		2610	sub size_request {
		2611	my ($self) = @_;
		2612
		2613	(int $self->{tex}{w} * $self->{scale}, int $self->{tex}{h} * $self->{scale})
		2614	}
		2615
		2616	sub _draw {
		2617	my ($self) = @_;
		2618
289	my $tex = $self->{texture};	2619	my $tex = $self->{tex};
290		2620
291	$self->{x}--;	2621	my ($w, $h) = ($self->{w}, $self->{h});
		2622
		2623	if ($self->{rot90}) {
		2624	glRotate 90, 0, 0, 1;
		2625	glTranslate 0, -$self->{w}, 0;
		2626
		2627	($w, $h) = ($h, $w);
		2628	}
		2629
		2630	glEnable GL_TEXTURE_2D;
		2631	glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
		2632
		2633	$tex->draw_quad_alpha (0, 0, $w, $h);
		2634
		2635	glDisable GL_TEXTURE_2D;
		2636	}
		2637
		2638	#############################################################################
		2639
		2640	package DC::UI::ImageButton;
		2641
		2642	our @ISA = DC::UI::Image::;
		2643
		2644	use DC::OpenGL;
		2645
		2646	my %textures;
		2647
		2648	sub new {
		2649	my $class = shift;
		2650
		2651	my $self = $class->SUPER::new (
		2652	padding_x => 4,
		2653	padding_y => 4,
		2654	fg => [1, 1, 1],
		2655	active_fg => [0, 0, 1],
		2656	can_hover => 1,
		2657	align => 0,
		2658	valign => 0,
		2659	can_events => 1,
		2660	@_
		2661	);
		2662	}
		2663
		2664	sub invoke_button_down {
		2665	my ($self, $ev, $x, $y) = @_;
		2666
		2667	1
		2668	}
		2669
		2670	sub invoke_button_up {
		2671	my ($self, $ev, $x, $y) = @_;
		2672
		2673	$self->emit ("activate")
		2674	if $x >= 0 && $x < $self->{w}
		2675	&& $y >= 0 && $y < $self->{h};
		2676
		2677	1
		2678	}
		2679
		2680	#############################################################################
		2681
		2682	package DC::UI::VGauge;
		2683
		2684	our @ISA = DC::UI::Base::;
		2685
		2686	use List::Util qw(min max);
		2687
		2688	use DC::OpenGL;
		2689
		2690	my %tex = (
		2691	food => [
		2692	map { new_from_file DC::Texture DC::find_rcfile $_, mipmap => 1 }
		2693	qw/g1_food_gauge_empty.png g1_food_gauge_full.png/
		2694	],
		2695	grace => [
		2696	map { new_from_file DC::Texture DC::find_rcfile $_, mipmap => 1 }
		2697	qw/g1_grace_gauge_empty.png g1_grace_gauge_full.png g1_grace_gauge_overflow.png/
		2698	],
		2699	hp => [
		2700	map { new_from_file DC::Texture DC::find_rcfile $_, mipmap => 1 }
		2701	qw/g1_hp_gauge_empty.png g1_hp_gauge_full.png/
		2702	],
		2703	mana => [
		2704	map { new_from_file DC::Texture DC::find_rcfile $_, mipmap => 1 }
		2705	qw/g1_mana_gauge_empty.png g1_mana_gauge_full.png g1_mana_gauge_overflow.png/
		2706	],
		2707	);
		2708
		2709	# eg. VGauge->new (gauge => 'food'), default gauge: food
		2710	sub new {
		2711	my $class = shift;
		2712
		2713	my $self = $class->SUPER::new (
		2714	type => 'food',
		2715	@_
		2716	);
		2717
		2718	$self->{aspect} = $tex{$self->{type}}[0]{w} / $tex{$self->{type}}[0]{h};
		2719
		2720	$self
		2721	}
		2722
		2723	sub size_request {
		2724	my ($self) = @_;
		2725
		2726	#my $tex = $tex{$self->{type}}[0];
		2727	#@$tex{qw(w h)}
		2728	(0, 0)
		2729	}
		2730
		2731	sub set_max {
		2732	my ($self, $max) = @_;
		2733
		2734	return if $self->{max_val} == $max;
		2735
		2736	$self->{max_val} = $max;
		2737	$self->update;
		2738	}
		2739
		2740	sub set_value {
		2741	my ($self, $val, $max) = @_;
		2742
		2743	$self->set_max ($max)
		2744	if defined $max;
		2745
		2746	return if $self->{val} == $val;
		2747
		2748	$self->{val} = $val;
		2749	$self->update;
		2750	}
		2751
		2752	sub _draw {
		2753	my ($self) = @_;
		2754
		2755	my $tex = $tex{$self->{type}};
		2756	my ($t1, $t2, $t3) = @$tex;
		2757
		2758	my ($w, $h) = ($self->{w}, $self->{h});
		2759
		2760	if ($self->{vertical}) {
		2761	glRotate 90, 0, 0, 1;
		2762	glTranslate 0, -$self->{w}, 0;
		2763
		2764	($w, $h) = ($h, $w);
		2765	}
		2766
		2767	my $ycut = $self->{val} / ($self->{max_val} || 1);
		2768
		2769	my $ycut1 = max 0, min 1, $ycut;
		2770	my $ycut2 = max 0, min 1, $ycut - 1;
		2771
		2772	my $h1 = $self->{h} * (1 - $ycut1);
		2773	my $h2 = $self->{h} * (1 - $ycut2);
		2774	my $h3 = $self->{h};
		2775
		2776	$_ = $_ * (284-4)/288 + 4/288 for ($h1, $h2, $h3);
292		2777
293	glEnable GL_BLEND;	2778	glEnable GL_BLEND;
		2779	glBlendFuncSeparate GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA,
		2780	GL_ONE, GL_ONE_MINUS_SRC_ALPHA;
294	glEnable GL_TEXTURE_2D;	2781	glEnable GL_TEXTURE_2D;
295	glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE;	2782	glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
		2783
296	glBindTexture GL_TEXTURE_2D, $tex->{name};	2784	glBindTexture GL_TEXTURE_2D, $t1->{name};
297
298	glColor 1, 1, 1;
299
300	glBegin GL_QUADS;	2785	glBegin GL_QUADS;
301	glTexCoord 0, 0; glVertex 0 , 0;	2786	glTexCoord 0 , 0; glVertex 0 , 0;
302	glTexCoord 0, 1; glVertex 0 , $tex->{height};	2787	glTexCoord 0 , $t1->{t} * (1 - $ycut1); glVertex 0 , $h1;
303	glTexCoord 1, 1; glVertex $tex->{width}, $tex->{height};	2788	glTexCoord $t1->{s}, $t1->{t} * (1 - $ycut1); glVertex $w, $h1;
304	glTexCoord 1, 0; glVertex $tex->{width}, 0;	2789	glTexCoord $t1->{s}, 0; glVertex $w, 0;
305	glEnd;	2790	glEnd;
		2791
		2792	my $ycut1 = List::Util::min 1, $ycut;
		2793	glBindTexture GL_TEXTURE_2D, $t2->{name};
		2794	glBegin GL_QUADS;
		2795	glTexCoord 0 , $t2->{t} * (1 - $ycut1); glVertex 0 , $h1;
		2796	glTexCoord 0 , $t2->{t} * (1 - $ycut2); glVertex 0 , $h2;
		2797	glTexCoord $t2->{s}, $t2->{t} * (1 - $ycut2); glVertex $w, $h2;
		2798	glTexCoord $t2->{s}, $t2->{t} * (1 - $ycut1); glVertex $w, $h1;
		2799	glEnd;
		2800
		2801	if ($t3) {
		2802	glBindTexture GL_TEXTURE_2D, $t3->{name};
		2803	glBegin GL_QUADS;
		2804	glTexCoord 0 , $t3->{t} * (1 - $ycut2); glVertex 0 , $h2;
		2805	glTexCoord 0 , $t3->{t}; glVertex 0 , $h3;
		2806	glTexCoord $t3->{s}, $t3->{t}; glVertex $w, $h3;
		2807	glTexCoord $t3->{s}, $t3->{t} * (1 - $ycut2); glVertex $w, $h2;
		2808	glEnd;
		2809	}
306		2810
307	glDisable GL_BLEND;	2811	glDisable GL_BLEND;
308	glDisable GL_TEXTURE_2D;	2812	glDisable GL_TEXTURE_2D;
309	}	2813	}
310		2814
311	package Crossfire::Client::Widget::TextView;	2815	#############################################################################
		2816
		2817	package DC::UI::Progress;
		2818
		2819	our @ISA = DC::UI::Label::;
		2820
		2821	use DC::OpenGL;
		2822
		2823	sub new {
		2824	my ($class, %arg) = @_;
		2825
		2826	my $self = $class->SUPER::new (
		2827	fg => [1, 1, 1],
		2828	bg => [0, 0, 1, 0.2],
		2829	bar => [0.7, 0.5, 0.1, 0.8],
		2830	outline => [0.4, 0.3, 0],
		2831	fontsize => 0.9,
		2832	valign => 0,
		2833	align => 0,
		2834	can_events => 1,
		2835	ellipsise => 1,
		2836	label => "%d%%",
		2837	%arg,
		2838	);
		2839
		2840	$self->set_value ($arg{value} || -1);
		2841
		2842	$self
		2843	}
		2844
		2845	sub set_label {
		2846	my ($self, $label) = @_;
		2847
		2848	return if $self->{label} eq $label;
		2849	$self->{label} = $label;
		2850
		2851	$self->DC::UI::Progress::set_value (0 + delete $self->{value});
		2852	}
		2853
		2854	sub set_value {
		2855	my ($self, $value) = @_;
		2856
		2857	if ($self->{value} ne $value) {
		2858	$self->{value} = $value;
		2859
		2860	if ($value < 0) {
		2861	$self->set_text ("-");
		2862	} else {
		2863	$self->set_text (sprintf $self->{label}, $value * 100);
		2864	}
		2865
		2866	$self->update;
		2867	}
		2868	}
		2869
		2870	sub _draw {
		2871	my ($self) = @_;
		2872
		2873	glEnable GL_BLEND;
		2874	glBlendFunc GL_ONE, GL_ONE_MINUS_SRC_ALPHA;
		2875
		2876	if ($self->{value} >= 0) {
		2877	my $s = int 2 + ($self->{w} - 4) * $self->{value};
		2878
		2879	glColor_premultiply @{$self->{bar}};
		2880	glRect 2, 2, $s, $self->{h} - 2;
		2881	glColor_premultiply @{$self->{bg}};
		2882	glRect $s, 2, $self->{w} - 2, $self->{h} - 2;
		2883	}
		2884
		2885	glColor_premultiply @{$self->{outline}};
		2886	glRect_lineloop 1.5, 1.5, $self->{w} - 1.5, $self->{h} - 1.5;
		2887
		2888	glDisable GL_BLEND;
		2889
		2890	{
		2891	local $self->{bg}; # do not draw background
		2892	$self->SUPER::_draw;
		2893	}
		2894	}
		2895
		2896	#############################################################################
		2897
		2898	package DC::UI::ExperienceProgress;
		2899
		2900	our @ISA = DC::UI::Progress::;
		2901
		2902	sub new {
		2903	my ($class, %arg) = @_;
		2904
		2905	my $self = $class->SUPER::new (
		2906	tooltip => sub {
		2907	my ($self) = @_;
		2908
		2909	sprintf "level %d\n%s points\n%s next level\n%s to go",
		2910	$self->{lvl},
		2911	::formsep ($self->{exp}),
		2912	::formsep ($self->{nxt}),
		2913	::formsep ($self->{nxt} - $self->{exp}),
		2914	},
		2915	%arg
		2916	);
		2917
		2918	$::CONN->{on_exp_update}{$self+0} = sub { $self->set_value ($self->{value}) }
		2919	if $::CONN;
		2920
		2921	$self
		2922	}
		2923
		2924	sub DESTROY {
		2925	my ($self) = @_;
		2926
		2927	delete $::CONN->{on_exp_update}{$self+0}
		2928	if $::CONN;
		2929
		2930	$self->SUPER::DESTROY;
		2931	}
		2932
		2933	sub set_value {
		2934	my ($self, $lvl, $exp) = @_;
		2935
		2936	$self->{lvl} = $lvl;
		2937	$self->{exp} = $exp;
		2938
		2939	my $v = -1;
		2940
		2941	if ($::CONN && (my $table = $::CONN->{exp_table})) {
		2942	my $l0 = $table->[$lvl - 1];
		2943	my $l1 = $table->[$lvl];
		2944
		2945	$self->{nxt} = $l1;
		2946
		2947	$v = ($exp - $l0) / ($l1 - $l0);
		2948	}
		2949
		2950	$self->SUPER::set_value ($v);
		2951	}
		2952
		2953	#############################################################################
		2954
		2955	package DC::UI::Gauge;
		2956
		2957	our @ISA = DC::UI::VBox::;
		2958
		2959	sub new {
		2960	my ($class, %arg) = @_;
		2961
		2962	my $self = $class->SUPER::new (
		2963	tooltip => $arg{type},
		2964	can_hover => 1,
		2965	can_events => 1,
		2966	%arg,
		2967	);
		2968
		2969	$self->add ($self->{value} = new DC::UI::Label valign => +1, align => 0, template => "999");
		2970	$self->add ($self->{gauge} = new DC::UI::VGauge type => $self->{type}, expand => 1, can_hover => 1);
		2971	$self->add ($self->{max} = new DC::UI::Label valign => -1, align => 0, template => "999");
		2972
		2973	$self
		2974	}
		2975
		2976	sub set_fontsize {
		2977	my ($self, $fsize) = @_;
		2978
		2979	$self->{value}->set_fontsize ($fsize);
		2980	$self->{max} ->set_fontsize ($fsize);
		2981	}
		2982
		2983	sub set_max {
		2984	my ($self, $max) = @_;
		2985
		2986	$self->{gauge}->set_max ($max);
		2987	$self->{max}->set_text ($max);
		2988	}
		2989
		2990	sub set_value {
		2991	my ($self, $val, $max) = @_;
		2992
		2993	$self->set_max ($max)
		2994	if defined $max;
		2995
		2996	$self->{gauge}->set_value ($val, $max);
		2997	$self->{value}->set_text ($val);
		2998	}
		2999
		3000	#############################################################################
		3001
		3002	package DC::UI::Slider;
312		3003
313	use strict;	3004	use strict;
314		3005
315	our @ISA = qw/Crossfire::Client::Widget/;
316
317	use SDL::OpenGL;	3006	use DC::OpenGL;
318	use SDL::OpenGL::Constants;
319		3007
320	sub add_line {	3008	our @ISA = DC::UI::DrawBG::;
		3009
		3010	my @tex =
		3011	map { new_from_file DC::Texture DC::find_rcfile $_ }
		3012	qw(s1_slider.png s1_slider_bg.png);
		3013
		3014	sub new {
		3015	my $class = shift;
		3016
		3017	# range [value, low, high, page, unit]
		3018
		3019	# TODO: 0-width page
		3020	# TODO: req_w/h are wrong with vertical
		3021	# TODO: calculations are off
		3022	my $self = $class->SUPER::new (
		3023	fg => [1, 1, 1],
		3024	active_fg => [0, 0, 0],
		3025	bg => [0, 0, 0, 0.2],
		3026	active_bg => [1, 1, 1, 0.5],
		3027	range => [0, 0, 100, 10, 0],
		3028	min_w => $::WIDTH / 80,
		3029	min_h => $::WIDTH / 80,
		3030	vertical => 0,
		3031	can_hover => 1,
		3032	inner_pad => 0.02,
		3033	@_
		3034	);
		3035
		3036	$self->set_value ($self->{range}[0]);
		3037	$self->update;
		3038
		3039	$self
		3040	}
		3041
		3042	sub set_range {
		3043	my ($self, $range) = @_;
		3044
		3045	($range, $self->{range}) = ($self->{range}, $range);
		3046
		3047	if ("@$range" ne "@{$self->{range}}") {
		3048	$self->update;
		3049	$self->set_value ($self->{range}[0]);
		3050	}
		3051	}
		3052
		3053	sub set_value {
		3054	my ($self, $value) = @_;
		3055
		3056	my ($old_value, $lo, $hi, $page, $unit) = @{$self->{range}};
		3057
		3058	$hi = $lo + 1 if $hi <= $lo;
		3059
		3060	$page = $hi - $lo if $page > $hi - $lo;
		3061
		3062	$value = $lo if $value < $lo;
		3063	$value = $hi - $page if $value > $hi - $page;
		3064
		3065	$value = $lo + $unit * int +($value - $lo + $unit * 0.5) / $unit
		3066	if $unit;
		3067
		3068	@{$self->{range}} = ($value, $lo, $hi, $page, $unit);
		3069
		3070	if ($value != $old_value) {
		3071	$self->emit (changed => $value);
		3072	$self->update;
		3073	}
		3074	}
		3075
		3076	sub size_request {
		3077	my ($self) = @_;
		3078
		3079	($self->{req_w}, $self->{req_h})
		3080	}
		3081
		3082	sub invoke_button_down {
		3083	my ($self, $ev, $x, $y) = @_;
		3084
		3085	$self->SUPER::invoke_button_down ($ev, $x, $y);
		3086
		3087	$self->{click} = [$self->{range}[0], $self->{vertical} ? $y : $x];
		3088
		3089	$self->invoke_mouse_motion ($ev, $x, $y);
		3090
		3091	1
		3092	}
		3093
		3094	sub invoke_mouse_motion {
		3095	my ($self, $ev, $x, $y) = @_;
		3096
		3097	if ($GRAB == $self) {
		3098	my ($x, $w) = $self->{vertical} ? ($y, $self->{h}) : ($x, $self->{w});
		3099
		3100	my (undef, $lo, $hi, $page) = @{$self->{range}};
		3101
		3102	$x = ($x - $self->{click}[1]) / ($w * $self->{scale});
		3103
		3104	$self->set_value ($self->{click}[0] + $x * ($hi - $page - $lo));
		3105	} else {
		3106	return 0;
		3107	}
		3108
		3109	1
		3110	}
		3111
		3112	sub invoke_mouse_wheel {
321	my ($self, $line) = @_;	3113	my ($self, $ev) = @_;
322	push @{$self->{lines}}, $line;	3114
		3115	my $delta = $self->{vertical} ? $ev->{dy} : $ev->{dx};
		3116
		3117	my $pagepart = $ev->{mod} & DC::KMOD_SHIFT ? 1 : 0.2;
		3118
		3119	$self->set_value ($self->{range}[0] + $delta * $self->{range}[3] * $pagepart);
		3120
		3121	1
		3122	}
		3123
		3124	sub update {
		3125	my ($self) = @_;
		3126
		3127	delete $self->{knob_w};
		3128	$self->SUPER::update;
323	}	3129	}
324		3130
325	sub _draw {	3131	sub _draw {
326	my ($self) = @_;	3132	my ($self) = @_;
327		3133
328	}	3134	unless ($self->{knob_w}) {
		3135	$self->set_value ($self->{range}[0]);
329		3136
330	package Crossfire::Client::Widget::MapWidget;	3137	my ($value, $lo, $hi, $page) = @{$self->{range}};
		3138	my $range = ($hi - $page - $lo) || 1e-100;
331		3139
332	use strict;	3140	my $knob_w = List::Util::min 1, $page / ($hi - $lo) || 0.1;
333		3141
334	our @ISA = qw/Crossfire::Client::Widget/;	3142	$self->{offset} = List::Util::max $self->{inner_pad}, $knob_w * 0.5;
		3143	$self->{scale} = 1 - 2 * $self->{offset} || 1e-100;
335		3144
336	use SDL;	3145	$value = ($value - $lo) / $range;
		3146	$value = $value * $self->{scale} + $self->{offset};
		3147
		3148	$self->{knob_x} = $value - $knob_w * 0.5;
		3149	$self->{knob_w} = $knob_w;
		3150	}
		3151
		3152	$self->SUPER::_draw ();
		3153
		3154	glScale $self->{w}, $self->{h};
		3155
		3156	if ($self->{vertical}) {
		3157	# draw a vertical slider like a rotated horizontal slider
		3158
		3159	glTranslate 1, 0, 0;
		3160	glRotate 90, 0, 0, 1;
		3161	}
		3162
		3163	my $fg = $FOCUS == $self ? $self->{active_fg} : $self->{fg};
		3164	my $bg = $FOCUS == $self ? $self->{active_bg} : $self->{bg};
		3165
		3166	glEnable GL_TEXTURE_2D;
		3167	glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
		3168
		3169	# draw background
		3170	$tex[1]->draw_quad_alpha (0, 0, 1, 1);
		3171
		3172	# draw handle
		3173	$tex[0]->draw_quad_alpha ($self->{knob_x}, 0, $self->{knob_w}, 1);
		3174
		3175	glDisable GL_TEXTURE_2D;
		3176	}
		3177
		3178	#############################################################################
		3179
		3180	package DC::UI::ValSlider;
		3181
		3182	our @ISA = DC::UI::HBox::;
		3183
		3184	sub new {
		3185	my ($class, %arg) = @_;
		3186
		3187	my $range = delete $arg{range};
		3188
		3189	my $self = $class->SUPER::new (
		3190	slider => (new DC::UI::Slider expand => 1, range => $range),
		3191	entry => (new DC::UI::Label text => "", template => delete $arg{template}),
		3192	to_value => sub { shift },
		3193	from_value => sub { shift },
		3194	%arg,
		3195	);
		3196
		3197	$self->{slider}->connect (changed => sub {
		3198	my ($self, $value) = @_;
		3199	$self->{parent}{entry}->set_text ($self->{parent}{to_value}->($value));
		3200	$self->{parent}->emit (changed => $value);
		3201	});
		3202
		3203	# $self->{entry}->connect (changed => sub {
		3204	# my ($self, $value) = @_;
		3205	# $self->{parent}{slider}->set_value ($self->{parent}{from_value}->($value));
		3206	# $self->{parent}->emit (changed => $value);
		3207	# });
		3208
		3209	$self->add ($self->{slider}, $self->{entry});
		3210
		3211	$self->{slider}->emit (changed => $self->{slider}{range}[0]);
		3212
		3213	$self
		3214	}
		3215
		3216	sub set_range { shift->{slider}->set_range (@_) }
		3217	sub set_value { shift->{slider}->set_value (@_) }
		3218
		3219	#############################################################################
		3220
		3221	package DC::UI::TextScroller;
		3222
		3223	our @ISA = DC::UI::HBox::;
		3224
337	use SDL::OpenGL;	3225	use DC::OpenGL;
338	use SDL::OpenGL::Constants;
339		3226
340	sub key_down {	3227	sub new {
341	print "MAPKEYDOWN\n";	3228	my $class = shift;
342	}
343		3229
344	sub key_up {	3230	my $self = $class->SUPER::new (
		3231	fontsize => 1,
		3232	can_events => 1,
		3233	indent => 0,
		3234	#font => default_font
		3235	@_,
		3236
		3237	layout => (new DC::Layout),
		3238	par => [],
		3239	max_par => 0,
		3240	height => 0,
		3241	children => [
		3242	(new DC::UI::Empty expand => 1),
		3243	(new DC::UI::Slider vertical => 1),
		3244	],
		3245	);
		3246
		3247	$self->{children}[1]->connect (changed => sub { $self->update });
		3248
		3249	$self
		3250	}
		3251
		3252	sub set_fontsize {
		3253	my ($self, $fontsize) = @_;
		3254
		3255	$self->{fontsize} = $fontsize;
		3256	$self->reflow;
		3257	}
		3258
		3259	sub size_request {
		3260	my ($self) = @_;
		3261
		3262	my ($empty, $slider) = $self->visible_children;
		3263
		3264	local $self->{children} = [$empty, $slider];
		3265	$self->SUPER::size_request
		3266	}
		3267
		3268	sub invoke_size_allocate {
		3269	my ($self, $w, $h) = @_;
		3270
		3271	my ($empty, $slider, @other) = @{ $self->{children} };
		3272	$_->configure (@$_{qw(x y req_w req_h)}) for @other;
		3273
		3274	$self->{layout}->set_font ($self->{font}) if $self->{font};
		3275	$self->{layout}->set_height ($self->{fontsize} * $::FONTSIZE);
		3276	$self->{layout}->set_width ($empty->{w});
		3277	$self->{layout}->set_indent ($self->{fontsize} * $::FONTSIZE * $self->{indent});
		3278
		3279	$self->reflow;
		3280
		3281	local $self->{children} = [$empty, $slider];
		3282	$self->SUPER::invoke_size_allocate ($w, $h)
		3283	}
		3284
		3285	sub invoke_mouse_wheel {
		3286	my ($self, $ev) = @_;
		3287
		3288	return 0 unless $ev->{dy}; # only vertical movements
		3289
		3290	$self->{children}[1]->emit (mouse_wheel => $ev);
		3291
		3292	1
		3293	}
		3294
		3295	sub get_layout {
		3296	my ($self, $para) = @_;
		3297
		3298	my $layout = $self->{layout};
		3299
		3300	$layout->set_font ($self->{font}) if $self->{font};
		3301	$layout->set_foreground (@{$para->{fg}});
		3302	$layout->set_height ($self->{fontsize} * $::FONTSIZE);
		3303	$layout->set_width ($self->{children}[0]{w} - $para->{indent});
		3304	$layout->set_indent ($self->{fontsize} * $::FONTSIZE * $self->{indent});
		3305	$layout->set_markup ($para->{markup});
		3306
		3307	$layout->set_shapes (
		3308	map
		3309	+(0, $_->baseline_shift +$_->{padding_y} - $_->{h}, $_->{w}, $_->{h}),
		3310	@{$para->{widget}}
		3311	);
		3312
		3313	$layout
		3314	}
		3315
		3316	sub reflow {
		3317	my ($self) = @_;
		3318
		3319	$self->{need_reflow}++;
		3320	$self->update;
		3321	}
		3322
		3323	sub set_offset {
		3324	my ($self, $offset) = @_;
		3325
		3326	# todo: base offset on lines or so, not on pixels
		3327	$self->{children}[1]->set_value ($offset);
		3328	}
		3329
		3330	sub current_paragraph {
		3331	my ($self) = @_;
		3332
		3333	$self->{top_paragraph} - 1
		3334	}
		3335
		3336	sub scroll_to {
		3337	my ($self, $para) = @_;
		3338
		3339	$para = List::Util::max 0, List::Util::min $#{$self->{par}}, $para;
		3340
		3341	$self->{scroll_to} = $para;
		3342	$self->update;
		3343	}
		3344
		3345	sub clear {
		3346	my ($self) = @_;
		3347
		3348	my (undef, undef, @other) = @{ $self->{children} };
		3349	$self->remove ($_) for @other;
		3350
		3351	$self->{par} = [];
		3352	$self->{height} = 0;
		3353	$self->{children}[1]->set_range ([0, 0, 0, 1, 1]);
		3354	}
		3355
		3356	sub add_paragraph {
		3357	my $self = shift;
		3358
		3359	for my $para (@_) {
		3360	$para = {
		3361	fg => [1, 1, 1, 1],
		3362	indent => 0,
		3363	markup => "",
		3364	widget => [],
		3365	ref $para ? %$para : (markup => $para),
		3366	w => 1e10,
		3367	wrapped => 1,
		3368	};
		3369
		3370	$self->add (@{ $para->{widget} }) if @{ $para->{widget} };
		3371	push @{$self->{par}}, $para;
		3372	}
		3373
		3374	if (my $max = $self->{max_par}) {
		3375	shift @{$self->{par}} while @{$self->{par}} > $max;
		3376	}
		3377
		3378	$self->{need_reflow}++;
		3379	$self->update;
		3380	}
		3381
		3382	sub scroll_to_bottom {
		3383	my ($self) = @_;
		3384
		3385	$self->{scroll_to} = $#{$self->{par}};
		3386	$self->update;
		3387	}
		3388
		3389	sub force_uptodate {
		3390	my ($self) = @_;
		3391
		3392	if (delete $self->{need_reflow}) {
		3393	my ($W, $H) = @{$self->{children}[0]}{qw(w h)};
		3394
		3395	my $height = 0;
		3396
		3397	for my $para (@{$self->{par}}) {
		3398	if ($para->{w} != $W && ($para->{wrapped} || $para->{w} > $W)) {
		3399	my $layout = $self->get_layout ($para);
		3400	my ($w, $h) = $layout->size;
		3401
		3402	$para->{w} = $w + $para->{indent};
		3403	$para->{h} = $h;
		3404	$para->{wrapped} = $layout->has_wrapped;
		3405	}
		3406
		3407	$para->{y} = $height;
		3408	$height += $para->{h};
		3409	}
		3410
		3411	$self->{height} = $height;
		3412	$self->{children}[1]->set_range ([$self->{children}[1]{range}[0], 0, $height, $H, 1]);
		3413
		3414	delete $self->{texture};
		3415	}
		3416
		3417	if (my $paridx = delete $self->{scroll_to}) {
		3418	$self->{children}[1]->set_value ($self->{par}[$paridx]{y});
		3419	}
		3420	}
		3421
		3422	sub update {
		3423	my ($self) = @_;
		3424
		3425	$self->SUPER::update;
		3426
		3427	return unless $self->{h} > 0;
		3428
		3429	delete $self->{texture};
		3430
		3431	$ROOT->on_post_alloc ($self => sub {
		3432	$self->force_uptodate;
		3433
		3434	my ($W, $H) = @{$self->{children}[0]}{qw(w h)};
		3435
		3436	$self->{texture} ||= new_from_opengl DC::Texture $W, $H, sub {
		3437	glClearColor 0, 0, 0, 0;
		3438	glClear GL_COLOR_BUFFER_BIT;
		3439
		3440	package DC::UI::Base;
		3441	local ($draw_x, $draw_y, $draw_w, $draw_h) =
		3442	(0, 0, $self->{w}, $self->{h});
		3443
		3444	my $top = int $self->{children}[1]{range}[0];
		3445
		3446	my $paridx = 0;
		3447	my $top_paragraph;
		3448	my $top = int $self->{children}[1]{range}[0];
		3449
		3450	my $y0 = $top;
		3451	my $y1 = $top + $H;
		3452
		3453	for my $para (@{$self->{par}}) {
		3454	my $h = $para->{h};
		3455	my $y = $para->{y};
		3456
		3457	if ($y0 < $y + $h && $y < $y1) {
		3458	my $layout = $self->get_layout ($para);
		3459
		3460	$layout->render ($para->{indent}, $y - $y0);
		3461	$layout->draw;
		3462
		3463	if (my @w = @{ $para->{widget} }) {
		3464	my @s = $layout->get_shapes;
		3465
		3466	for (@w) {
		3467	my ($dx, $dy) = splice @s, 0, 2, ();
		3468
		3469	$_->{x} = $dx + $para->{indent};
		3470	$_->{y} = $dy + $y - $y0;
		3471
		3472	$_->draw;
		3473	}
		3474	}
		3475	}
		3476
		3477	$paridx++;
		3478	$top_paragraph ||= $paridx if $y >= $top;
		3479	}
		3480
		3481	$self->{top_paragraph} = $top_paragraph;
		3482	};
		3483	});
		3484	}
		3485
		3486	sub reconfigure {
		3487	my ($self) = @_;
		3488
		3489	$self->SUPER::reconfigure;
		3490
		3491	$_->{w} = 1e10 for @{ $self->{par} };
		3492	$self->reflow;
345	}	3493	}
346		3494
347	sub _draw {	3495	sub _draw {
		3496	my ($self) = @_;
		3497
348	glEnable GL_TEXTURE_2D;	3498	glEnable GL_TEXTURE_2D;
349	glEnable GL_BLEND;
350	glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE;	3499	glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
		3500	glColor 0, 0, 0, 1;
		3501	$self->{texture}->draw_quad_alpha_premultiplied (0, 0, $self->{children}[0]{w}, $self->{children}[0]{h});
		3502	glDisable GL_TEXTURE_2D;
351		3503
352	my $map = $::CONN->{map};	3504	$self->{children}[1]->draw;
		3505	}
353		3506
354	for my $x (0 .. $::CONN->{mapw} - 1) {	3507	#############################################################################
355	for my $y (0 .. $::CONN->{maph} - 1) {
356		3508
357	my $cell = $map->[$x][$y]	3509	package DC::UI::Animator;
		3510
		3511	use DC::OpenGL;
		3512
		3513	our @ISA = DC::UI::Bin::;
		3514
		3515	sub moveto {
		3516	my ($self, $x, $y) = @_;
		3517
		3518	$self->{moveto} = [$self->{x}, $self->{y}, $x, $y];
		3519	$self->{speed} = 0.001;
		3520	$self->{time} = 1;
		3521
		3522	::animation_start $self;
		3523	}
		3524
		3525	sub animate {
		3526	my ($self, $interval) = @_;
		3527
		3528	$self->{time} -= $interval * $self->{speed};
		3529	if ($self->{time} <= 0) {
		3530	$self->{time} = 0;
		3531	::animation_stop $self;
		3532	}
		3533
		3534	my ($x0, $y0, $x1, $y1) = @{$self->{moveto}};
		3535
		3536	$self->{x} = $x0 * $self->{time} + $x1 * (1 - $self->{time});
		3537	$self->{y} = $y0 * $self->{time} + $y1 * (1 - $self->{time});
		3538	}
		3539
		3540	sub _draw {
		3541	my ($self) = @_;
		3542
		3543	glPushMatrix;
		3544	glRotate $self->{time} * 1000, 0, 1, 0;
		3545	$self->{children}[0]->draw;
		3546	glPopMatrix;
		3547	}
		3548
		3549	#############################################################################
		3550
		3551	package DC::UI::Flopper;
		3552
		3553	our @ISA = DC::UI::Button::;
		3554
		3555	sub new {
		3556	my $class = shift;
		3557
		3558	my $self = $class->SUPER::new (
		3559	state => 0,
		3560	on_activate => \&toggle_flopper,
		3561	@_
		3562	);
		3563
		3564	$self
		3565	}
		3566
		3567	sub toggle_flopper {
		3568	my ($self) = @_;
		3569
		3570	$self->{other}->toggle_visibility;
		3571	}
		3572
		3573	#############################################################################
		3574
		3575	package DC::UI::Tooltip;
		3576
		3577	our @ISA = DC::UI::Bin::;
		3578
		3579	use DC::OpenGL;
		3580
		3581	sub new {
		3582	my $class = shift;
		3583
		3584	$class->SUPER::new (
		3585	@_,
		3586	can_events => 0,
		3587	)
		3588	}
		3589
		3590	sub set_tooltip_from {
		3591	my ($self, $widget) = @_;
		3592
		3593	my $tip = $widget->{tooltip};
		3594	$tip = $tip->($widget) if "CODE" eq ref $tip;
		3595
		3596	$tip = DC::Pod::section_label tooltip => $1
		3597	if $tip =~ /^#(.*)$/;
		3598
		3599	if ($ENV{CFPLUS_DEBUG} & 2) {
		3600	$tip .= "\n\n" . (ref $widget) . "\n"
		3601	. "$widget->{x} $widget->{y} $widget->{w} $widget->{h}\n"
		3602	. "req $widget->{req_w} $widget->{req_h}\n"
		3603	. "visible $widget->{visible}";
		3604	}
		3605
		3606	$tip =~ s/^\n+//;
		3607	$tip =~ s/\n+$//;
		3608
		3609	$self->add (new DC::UI::Label
		3610	markup => $tip,
		3611	max_w => ($widget->{tooltip_width} || 0.25) * $::WIDTH,
		3612	fontsize => 0.8,
		3613	style => 1, # FLAG_INVERSE
		3614	ellipsise => 0,
		3615	font => ($widget->{tooltip_font} || $::FONT_PROP),
		3616	);
		3617	}
		3618
		3619	sub size_request {
		3620	my ($self) = @_;
		3621
		3622	my ($w, $h) = @{$self->child}{qw(req_w req_h)};
		3623
		3624	($w + 4, $h + 4)
		3625	}
		3626
		3627	sub invoke_size_allocate {
		3628	my ($self, $w, $h) = @_;
		3629
		3630	$self->SUPER::invoke_size_allocate ($w - 4, $h - 4)
		3631	}
		3632
		3633	sub invoke_visibility_change {
		3634	my ($self, $visible) = @_;
		3635
		3636	return unless $visible;
		3637
		3638	$self->{root}->on_post_alloc ("move_$self" => sub {
		3639	my $widget = $self->{owner}
		3640	or return;
		3641
		3642	if ($widget->{visible}) {
		3643	my ($x, $y) = $widget->coord2global ($widget->{w}, 0);
		3644
		3645	($x, $y) = $widget->coord2global (-$self->{w}, 0)
		3646	if $x + $self->{w} > $self->{root}{w};
		3647
		3648	$self->move_abs ($x, $y);
		3649	} else {
		3650	$self->hide;
		3651	}
		3652	});
		3653	}
		3654
		3655	sub _draw {
		3656	my ($self) = @_;
		3657
		3658	my ($w, $h) = @$self{qw(w h)};
		3659
		3660	glColor 1, 0.8, 0.4;
		3661	glRect 0, 0, $w, $h;
		3662
		3663	glColor 0, 0, 0;
		3664	glRect_lineloop .5, .5, $w + .5, $h + .5;
		3665
		3666	glTranslate 2, 2;
		3667
		3668	$self->SUPER::_draw;
		3669	}
		3670
		3671	#############################################################################
		3672
		3673	package DC::UI::Face;
		3674
		3675	our @ISA = DC::UI::DrawBG::;
		3676
		3677	use DC::OpenGL;
		3678
		3679	sub new {
		3680	my $class = shift;
		3681
		3682	my $self = $class->SUPER::new (
		3683	size_w => 32,
		3684	size_h => 8,
		3685	aspect => 1,
		3686	can_events => 0,
		3687	@_,
		3688	);
		3689
		3690	if ($self->{anim} && $self->{animspeed}) {
		3691	DC::weaken (my $widget = $self);
		3692
		3693	$self->{animspeed} = List::Util::max 0.05, $self->{animspeed};
		3694	$self->{timer} = EV::periodic_ns 0, $self->{animspeed}, undef, sub {
		3695	return unless $::CONN;
		3696
		3697	my $w = $widget
358	or next;	3698	or return;
359		3699
360	my $darkness = $cell->[3] * (1 / 255);	3700	++$w->{frame};
361	glColor $darkness, $darkness, $darkness;	3701	$w->update_face;
362		3702
363	for my $num (grep $_, $cell->[0], $cell->[1], $cell->[2]) {	3703	# somehow, $widget can go away
364	my $tex = $::CONN->{face}[$num]{texture} || next;	3704	$w->update;
		3705	$w->update_timer;
		3706	};
365		3707
366	glBindTexture GL_TEXTURE_2D, $tex->{name};	3708	$self->update_face;
		3709	$self->update_timer;
		3710	}
		3711
		3712	$self
		3713	}
367		3714
368	glBegin GL_QUADS;	3715	sub update_timer {
369	glTexCoord 0, 0; glVertex $x * 32 , $y * 32;	3716	my ($self) = @_;
370	glTexCoord 0, 1; glVertex $x * 32 , $y * 32 + 32;	3717
371	glTexCoord 1, 1; glVertex $x * 32 + 32, $y * 32 + 32;	3718	return unless $self->{timer};
372	glTexCoord 1, 0; glVertex $x * 32 + 32, $y * 32;	3719
		3720	if ($self->{visible}) {
		3721	$self->{timer}->start;
		3722	} else {
		3723	$self->{timer}->stop;
		3724	}
		3725	}
		3726
		3727	sub update_face {
		3728	my ($self) = @_;
		3729
		3730	if ($::CONN) {
		3731	if (my $anim = $::CONN->{anim}[$self->{anim}]) {
		3732	if ($anim && @$anim) {
		3733	$self->{face} = $anim->[ $self->{frame} % @$anim ];
		3734	delete $self->{face_change_cb};
		3735
		3736	if (my $tex = $self->{tex} = $::CONN->{texture}[ $::CONN->{face}[$self->{face}]{id} ]) {
		3737	unless ($tex->{name} || $tex->{loading}) {
		3738	$tex->upload (sub { $self->reconfigure });
		3739	}
373	glEnd;	3740	}
374	}	3741	}
375	}	3742	}
376	}	3743	}
		3744	}
377		3745
		3746	sub size_request {
		3747	my ($self) = @_;
		3748
		3749	if ($::CONN) {
		3750	if (my $faceid = $::CONN->{face}[$self->{face}]{id}) {
		3751	if (my $tex = $self->{tex} = $::CONN->{texture}[$faceid]) {
		3752	if ($tex->{name}) {
		3753	return ($self->{size_w} || $tex->{w}, $self->{size_h} || $tex->{h});
		3754	} elsif (!$tex->{loading}) {
		3755	$tex->upload (sub { $self->reconfigure });
		3756	}
		3757	}
		3758
		3759	$self->{face_change_cb} ||= $::CONN->on_face_change ($self->{face}, sub { $self->reconfigure });
		3760	}
		3761	}
		3762
		3763	($self->{size_w} || 8, $self->{size_h} || 8)
		3764	}
		3765
		3766	sub update {
		3767	my ($self) = @_;
		3768
		3769	return unless $self->{visible};
		3770
		3771	$self->SUPER::update;
		3772	}
		3773
		3774	sub invoke_visibility_change {
		3775	my ($self) = @_;
		3776
		3777	$self->update_timer;
		3778
		3779	0
		3780	}
		3781
		3782	sub _draw {
		3783	my ($self) = @_;
		3784
		3785	$self->SUPER::_draw;
		3786
		3787	if (my $tex = $self->{tex}) {
		3788	glEnable GL_TEXTURE_2D;
		3789	glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
		3790	glColor 0, 0, 0, 1;
		3791	$tex->draw_quad_alpha (0, 0, $self->{w}, $self->{h});
378	glDisable GL_TEXTURE_2D;	3792	glDisable GL_TEXTURE_2D;
379	glDisable GL_BLEND;	3793	}
380	}	3794	}
381		3795
382	my %DIR = (	3796	sub destroy {
383	SDLK_KP8, [1, "north"],	3797	my ($self) = @_;
384	SDLK_KP9, [2, "northest"],
385	SDLK_KP6, [3, "east"],
386	SDLK_KP3, [4, "southeast"],
387	SDLK_KP2, [5, "south"],
388	SDLK_KP1, [6, "southwest"],
389	SDLK_KP4, [7, "west"],
390	SDLK_KP7, [8, "northwest"],
391	);
392		3798
393	sub key_down {	3799	(delete $self->{timer})->cancel
		3800	if $self->{timer};
		3801
		3802	$self->SUPER::destroy;
		3803	}
		3804
		3805	#############################################################################
		3806
		3807	package DC::UI::Buttonbar;
		3808
		3809	our @ISA = DC::UI::HBox::;
		3810
		3811	# TODO: should actually wrap buttons and other goodies.
		3812
		3813	#############################################################################
		3814
		3815	package DC::UI::Menu;
		3816
		3817	our @ISA = DC::UI::Toplevel::;
		3818
		3819	use DC::OpenGL;
		3820
		3821	sub new {
		3822	my $class = shift;
		3823
		3824	my $self = $class->SUPER::new (
		3825	items => [],
		3826	z => 100,
		3827	@_,
		3828	);
		3829
		3830	$self->add ($self->{vbox} = new DC::UI::VBox);
		3831
		3832	for my $item (@{ $self->{items} }) {
		3833	my ($widget, $cb, $tooltip) = @$item;
		3834
		3835	# handle various types of items, only text for now
		3836	if (!ref $widget) {
		3837	if ($widget =~ /\t/) {
		3838	my ($left, $right) = split /\t/, $widget, 2;
		3839
		3840	$widget = new DC::UI::HBox
		3841	can_hover => 1,
		3842	can_events => 1,
		3843	tooltip => $tooltip,
		3844	children => [
		3845	(new DC::UI::Label markup => $left, expand => 1),
		3846	(new DC::UI::Label markup => $right, align => +1),
		3847	],
		3848	;
		3849
		3850	} else {
		3851	$widget = new DC::UI::Label
		3852	can_hover => 1,
		3853	can_events => 1,
		3854	markup => $widget,
		3855	tooltip => $tooltip;
		3856	}
		3857	}
		3858
		3859	$self->{item}{$widget} = $item;
		3860
		3861	$self->{vbox}->add ($widget);
		3862	}
		3863
		3864	$self
		3865	}
		3866
		3867	# popup given the event (must be a mouse button down event currently)
		3868	sub popup {
394	my ($self, $ev) = @_;	3869	my ($self, $ev) = @_;
395		3870
396	my $mod = $ev->key_mod;	3871	$self->emit ("popdown");
397	my $sym = $ev->key_sym;
398		3872
399	if ($sym == SDLK_KP5) {	3873	# maybe save $GRAB? must be careful about events...
400	$::CONN->send ("command stay fire");	3874	$GRAB = $self;
401	} elsif (exists $DIR{$sym}) {	3875	$self->{button} = $ev->{button};
402	if ($mod & KMOD_SHIFT) {	3876
403	$::CONN->send ("command fire $DIR{$sym}[0]");	3877	$self->show;
404	} elsif ($mod & KMOD_CTRL) {	3878	$self->move_abs ($ev->{x} - $self->{w} * 0.5, $ev->{y} - $self->{h} * 0.5);
405	$::CONN->send ("command run $DIR{$sym}[0]");	3879	}
		3880
		3881	sub invoke_mouse_motion {
		3882	my ($self, $ev, $x, $y) = @_;
		3883
		3884	# TODO: should use vbox->find_widget or so
		3885	$HOVER = $ROOT->find_widget ($ev->{x}, $ev->{y});
		3886	$self->{hover} = $self->{item}{$HOVER};
		3887
		3888	0
		3889	}
		3890
		3891	sub invoke_button_up {
		3892	my ($self, $ev, $x, $y) = @_;
		3893
		3894	if ($ev->{button} == $self->{button}) {
		3895	undef $GRAB;
		3896	$self->hide;
		3897
		3898	$self->emit ("popdown");
		3899	$self->{hover}[1]->() if $self->{hover};
		3900	} else {
		3901	return 0
		3902	}
		3903
		3904	1
		3905	}
		3906
		3907	#############################################################################
		3908
		3909	package DC::UI::Multiplexer;
		3910
		3911	our @ISA = DC::UI::Container::;
		3912
		3913	sub new {
		3914	my $class = shift;
		3915
		3916	my $self = $class->SUPER::new (
		3917	@_,
		3918	);
		3919
		3920	$self->{current} = $self->{children}[0]
		3921	if @{ $self->{children} };
		3922
		3923	$self
		3924	}
		3925
		3926	sub add {
		3927	my ($self, @widgets) = @_;
		3928
		3929	$self->SUPER::add (@widgets);
		3930
		3931	$self->{current} = $self->{children}[0]
		3932	if @{ $self->{children} };
		3933	}
		3934
		3935	sub get_current_page {
		3936	my ($self) = @_;
		3937
		3938	$self->{current}
		3939	}
		3940
		3941	sub set_current_page {
		3942	my ($self, $page_or_widget) = @_;
		3943
		3944	my $widget = ref $page_or_widget
		3945	? $page_or_widget
		3946	: $self->{children}[$page_or_widget];
		3947
		3948	$self->{current} = $widget;
		3949	$self->{current}->configure (0, 0, $self->{w}, $self->{h});
		3950
		3951	$self->emit (page_changed => $self->{current});
		3952
		3953	$self->realloc;
		3954	}
		3955
		3956	sub visible_children {
		3957	$_[0]{current}
		3958	}
		3959
		3960	sub size_request {
		3961	my ($self) = @_;
		3962
		3963	$self->{current}->size_request
		3964	}
		3965
		3966	sub invoke_size_allocate {
		3967	my ($self, $w, $h) = @_;
		3968
		3969	$self->{current}->configure (0, 0, $w, $h);
		3970
		3971	1
		3972	}
		3973
		3974	sub _draw {
		3975	my ($self) = @_;
		3976
		3977	$self->{current}->draw;
		3978	}
		3979
		3980	#############################################################################
		3981
		3982	package DC::UI::Notebook;
		3983
		3984	use DC::OpenGL;
		3985
		3986	our @ISA = DC::UI::VBox::;
		3987
		3988	sub new {
		3989	my $class = shift;
		3990
		3991	my $self = $class->SUPER::new (
		3992	buttonbar => (new DC::UI::Buttonbar),
		3993	multiplexer => (new DC::UI::Multiplexer expand => 1),
		3994	active_outline => [.7, .7, 0.2],
		3995	# filter => # will be put between multiplexer and $self
		3996	@_,
		3997	);
		3998
		3999	$self->{filter}->add ($self->{multiplexer}) if $self->{filter};
		4000	$self->SUPER::add ($self->{buttonbar}, $self->{filter} || $self->{multiplexer});
		4001
		4002	{
		4003	Scalar::Util::weaken (my $wself = $self);
		4004
		4005	$self->{multiplexer}->connect (c_add => sub {
		4006	my ($mplex, $widgets) = @_;
		4007
		4008	for my $child (@$widgets) {
		4009	Scalar::Util::weaken $child;
		4010	$child->{c_tab_} ||= do {
		4011	my $tab =
		4012	(UNIVERSAL::isa $child->{c_tab}, "DC::UI::Base")
		4013	? $child->{c_tab}
		4014	: new DC::UI::Button markup => $child->{c_tab}[0], tooltip => $child->{c_tab}[1];
		4015
		4016	$tab->connect (activate => sub {
		4017	$wself->set_current_page ($child);
		4018	});
		4019
		4020	$tab
		4021	};
		4022
		4023	$self->{buttonbar}->add ($child->{c_tab_});
		4024	}
		4025	});
		4026
		4027	$self->{multiplexer}->connect (c_remove => sub {
		4028	my ($mplex, $widgets) = @_;
		4029
		4030	for my $child (@$widgets) {
		4031	$wself->{buttonbar}->remove ($child->{c_tab_});
		4032	}
		4033	});
		4034	}
		4035
		4036	$self
		4037	}
		4038
		4039	sub add {
		4040	my ($self, @widgets) = @_;
		4041
		4042	$self->{multiplexer}->add (@widgets)
		4043	}
		4044
		4045	sub remove {
		4046	my ($self, @widgets) = @_;
		4047
		4048	$self->{multiplexer}->remove (@widgets)
		4049	}
		4050
		4051	sub pages {
		4052	my ($self) = @_;
		4053	$self->{multiplexer}->children
		4054	}
		4055
		4056	sub add_tab {
		4057	my ($self, $title, $widget, $tooltip) = @_;
		4058
		4059	$title = [$title, $tooltip] unless ref $title;
		4060	$widget->{c_tab} = $title;
		4061
		4062	$self->add ($widget);
		4063	}
		4064
		4065	sub get_current_page {
		4066	my ($self) = @_;
		4067
		4068	$self->{multiplexer}->get_current_page
		4069	}
		4070
		4071	sub set_current_page {
		4072	my ($self, $page) = @_;
		4073
		4074	$self->{multiplexer}->set_current_page ($page);
		4075	$self->emit (page_changed => $self->{multiplexer}{current});
		4076	}
		4077
		4078	sub _draw {
		4079	my ($self) = @_;
		4080
		4081	$self->SUPER::_draw ();
		4082
		4083	if (my $cur = $self->{multiplexer}{current}) {
		4084	if ($cur = $cur->{c_tab_}) {
		4085	glTranslate $self->{buttonbar}{x} + $cur->{x},
		4086	$self->{buttonbar}{y} + $cur->{y};
		4087	glLineWidth 3;
		4088	#glEnable GL_BLEND;
		4089	#glBlendFunc GL_ONE, GL_ONE_MINUS_SRC_ALPHA;
		4090	glColor @{$self->{active_outline}};
		4091	glRect_lineloop 1.5, 1.5, $cur->{w} - 1.5, $cur->{h} - 1.5;
		4092	glLineWidth 1;
		4093	#glDisable GL_BLEND;
		4094	}
		4095	}
		4096	}
		4097
		4098	#############################################################################
		4099
		4100	package DC::UI::Selector;
		4101
		4102	use utf8;
		4103
		4104	our @ISA = DC::UI::Button::;
		4105
		4106	sub new {
		4107	my $class = shift;
		4108
		4109	my $self = $class->SUPER::new (
		4110	options => [], # [value, title, longdesc], ...
		4111	value => undef,
		4112	@_,
		4113	);
		4114
		4115	$self->_set_value ($self->{value});
		4116
		4117	$self
		4118	}
		4119
		4120	sub invoke_button_down {
		4121	my ($self, $ev) = @_;
		4122
		4123	my @menu_items;
		4124
		4125	for (@{ $self->{options} }) {
		4126	my ($value, $title, $tooltip) = @$_;
		4127
		4128	push @menu_items, [$tooltip || $title, sub { $self->set_value ($value) }];
		4129	}
		4130
		4131	DC::UI::Menu->new (items => \@menu_items)->popup ($ev);
		4132	}
		4133
		4134	sub _set_value {
		4135	my ($self, $value) = @_;
		4136
		4137	my ($item) = grep $_->[0] eq $value, @{ $self->{options} };
		4138	$item ||= $self->{options}[0]
		4139	or return;
		4140
		4141	$self->{value} = $item->[0];
		4142	$self->set_markup ("$item->[1] ⇓");
		4143	# $self->set_tooltip ($item->[2]);
		4144	}
		4145
		4146	sub set_value {
		4147	my ($self, $value) = @_;
		4148
		4149	return unless $self->{value} ne $value;
		4150
		4151	$self->_set_value ($value);
		4152	$self->emit (changed => $value);
		4153	}
		4154
		4155	sub set_options {
		4156	my ($self, $options) = @_;
		4157
		4158	$self->{options} = $options;
		4159	$self->_set_value ($self->{value});
		4160	}
		4161
		4162	#############################################################################
		4163
		4164	package DC::UI::Statusbox;
		4165
		4166	our @ISA = DC::UI::VBox::;
		4167
		4168	sub new {
		4169	my $class = shift;
		4170
		4171	my $self = $class->SUPER::new (
		4172	fontsize => 0.8,
		4173	@_,
		4174	);
		4175
		4176	DC::weaken (my $this = $self);
		4177
		4178	$self->{timer} = EV::timer 1, 1, sub { $this->reorder };
		4179
		4180	$self
		4181	}
		4182
		4183	sub reorder {
		4184	my ($self) = @_;
		4185	my $NOW = Time::HiRes::time;
		4186
		4187	# freeze display when hovering over any label
		4188	return if $DC::UI::TOOLTIP->{owner}
		4189	&& grep $DC::UI::TOOLTIP->{owner} == $_->{label},
		4190	values %{ $self->{item} };
		4191
		4192	while (my ($k, $v) = each %{ $self->{item} }) {
		4193	delete $self->{item}{$k} if $v->{timeout} < $NOW;
		4194	}
		4195
		4196	$self->{timer}->set (1, 1);
		4197
		4198	my @widgets;
		4199
		4200	my @items = sort {
		4201	$a->{pri} <=> $b->{pri}
		4202	or $b->{id} <=> $a->{id}
		4203	} values %{ $self->{item} };
		4204
		4205	my $count = 10 + 1;
		4206	for my $item (@items) {
		4207	last unless --$count;
		4208
		4209	my $label = $item->{label} ||= do {
		4210	# TODO: doesn't handle markup well (read as: at all)
		4211	my $short = $item->{count} > 1
		4212	? "<b>$item->{count} ×</b> $item->{text}"
		4213	: $item->{text};
		4214
		4215	for ($short) {
		4216	s/^\s+//;
		4217	s/\s+/ /g;
		4218	}
		4219
		4220	new DC::UI::Label
		4221	markup => $short,
		4222	tooltip => $item->{tooltip},
		4223	tooltip_font => $::FONT_PROP,
		4224	tooltip_width => 0.67,
		4225	fontsize => $item->{fontsize} || $self->{fontsize},
		4226	max_w => $::WIDTH * 0.44,
		4227	fg => [@{ $item->{fg} }],
		4228	can_events => 1,
		4229	can_hover => 1
		4230	};
		4231
		4232	if ((my $diff = $item->{timeout} - $NOW) < 2) {
		4233	$label->{fg}[3] = ($item->{fg}[3] || 1) * $diff / 2;
		4234	$label->update;
		4235	$label->set_max_size (undef, $label->{req_h} * $diff)
		4236	if $diff < 1;
		4237	$self->{timer}->set (1/30, 1/30);
406	} else {	4238	} else {
		4239	$label->{fg}[3] = $item->{fg}[3] || 1;
407	}	4240	}
408	}
409	}
410		4241
411	sub key_up {	4242	push @widgets, $label;
		4243	}
		4244
		4245	$self->clear;
		4246	$self->SUPER::add (reverse @widgets);
		4247	}
		4248
		4249	sub add {
412	my ($self, $ev) = @_;	4250	my ($self, $text, %arg) = @_;
413		4251
414	my $mod = $ev->key_mod;	4252	$text =~ s/^\s+//;
415	my $sym = $ev->key_sym;	4253	$text =~ s/\s+$//;
416		4254
417	if (exists $DIR{$sym}) {	4255	return unless $text;
418	if ($mod & KMOD_SHIFT) {	4256
419	$::CONN->send ("command fire_stop");	4257	my $timeout = (int time) + ((delete $arg{timeout}) || 60);
		4258
		4259	my $group = exists $arg{group} ? $arg{group} : ++$self->{id};
		4260
		4261	if (my $item = $self->{item}{$group}) {
		4262	if ($item->{text} eq $text) {
		4263	$item->{count}++;
420	} else {	4264	} else {
421	$::CONN->send ("command run_stop");	4265	$item->{count} = 1;
		4266	$item->{text} = $item->{tooltip} = $text;
422	}	4267	}
		4268	$item->{id} += 0.2;#d#
		4269	$item->{timeout} = $timeout;
		4270	delete $item->{label};
		4271	} else {
		4272	$self->{item}{$group} = {
		4273	id => ++$self->{id},
		4274	text => $text,
		4275	timeout => $timeout,
		4276	tooltip => $text,
		4277	fg => [0.8, 0.8, 0.8, 0.8],
		4278	pri => 0,
		4279	count => 1,
		4280	%arg,
		4281	};
		4282	}
		4283
		4284	$ROOT->on_refresh (reorder => sub {
		4285	$self->reorder;
423	}	4286	});
424	}	4287	}
425		4288
426	1;	4289	sub reconfigure {
		4290	my ($self) = @_;
427		4291
		4292	delete $_->{label}
		4293	for values %{ $self->{item} || {} };
		4294
		4295	$self->reorder;
		4296	$self->SUPER::reconfigure;
		4297	}
		4298
		4299	sub destroy {
		4300	my ($self) = @_;
		4301
		4302	$self->{timer}->cancel;
		4303
		4304	$self->SUPER::destroy;
		4305	}
		4306
		4307	#############################################################################
		4308
		4309	package DC::UI::Root;
		4310
		4311	our @ISA = DC::UI::Container::;
		4312
		4313	use List::Util qw(min max);
		4314
		4315	use DC::OpenGL;
		4316
		4317	sub new {
		4318	my $class = shift;
		4319
		4320	my $self = $class->SUPER::new (
		4321	visible => 1,
		4322	@_,
		4323	);
		4324
		4325	DC::weaken ($self->{root} = $self);
		4326
		4327	$self
		4328	}
		4329
		4330	sub size_request {
		4331	my ($self) = @_;
		4332
		4333	($self->{w}, $self->{h})
		4334	}
		4335
		4336	sub _to_pixel {
		4337	my ($coord, $size, $max) = @_;
		4338
		4339	$coord =
		4340	$coord eq "center" ? ($max - $size) * 0.5
		4341	: $coord eq "max" ? $max
		4342	: $coord;
		4343
		4344	$coord = 0 if $coord < 0;
		4345	$coord = $max - $size if $coord > $max - $size;
		4346
		4347	int $coord + 0.5
		4348	}
		4349
		4350	sub invoke_size_allocate {
		4351	my ($self, $w, $h) = @_;
		4352
		4353	for my $child ($self->children) {
		4354	my ($X, $Y, $W, $H) = @$child{qw(x y req_w req_h)};
		4355
		4356	$X = $child->{force_x} if exists $child->{force_x};
		4357	$Y = $child->{force_y} if exists $child->{force_y};
		4358
		4359	$X = _to_pixel $X, $W, $self->{w};
		4360	$Y = _to_pixel $Y, $H, $self->{h};
		4361
		4362	$child->configure ($X, $Y, $W, $H);
		4363	}
		4364
		4365	1
		4366	}
		4367
		4368	sub coord2local {
		4369	my ($self, $x, $y) = @_;
		4370
		4371	($x, $y)
		4372	}
		4373
		4374	sub coord2global {
		4375	my ($self, $x, $y) = @_;
		4376
		4377	($x, $y)
		4378	}
		4379
		4380	sub update {
		4381	my ($self) = @_;
		4382
		4383	$::WANT_REFRESH = 1;
		4384	}
		4385
		4386	sub add {
		4387	my ($self, @children) = @_;
		4388
		4389	$_->{is_toplevel} = 1
		4390	for @children;
		4391
		4392	$self->SUPER::add (@children);
		4393	}
		4394
		4395	sub remove {
		4396	my ($self, @children) = @_;
		4397
		4398	$self->SUPER::remove (@children);
		4399
		4400	delete $self->{is_toplevel}
		4401	for @children;
		4402
		4403	while (@children) {
		4404	my $w = pop @children;
		4405	push @children, $w->children;
		4406	$w->set_invisible;
		4407	}
		4408	}
		4409
		4410	sub on_refresh {
		4411	my ($self, $id, $cb) = @_;
		4412
		4413	$self->{refresh_hook}{$id} = $cb;
		4414	}
		4415
		4416	sub on_post_alloc {
		4417	my ($self, $id, $cb) = @_;
		4418
		4419	$self->{post_alloc_hook}{$id} = $cb;
		4420	}
		4421
		4422	sub draw {
		4423	my ($self) = @_;
		4424
		4425	while ($self->{refresh_hook}) {
		4426	$_->()
		4427	for values %{delete $self->{refresh_hook}};
		4428	}
		4429
		4430	while ($self->{realloc}) {
		4431	my %queue;
		4432	my @queue;
		4433	my $widget;
		4434
		4435	outer:
		4436	while () {
		4437	if (my $realloc = delete $self->{realloc}) {
		4438	for $widget (values %$realloc) {
		4439	$widget->{visible} or next; # do not resize invisible widgets
		4440
		4441	$queue{$widget+0}++ and next; # duplicates are common
		4442
		4443	push @{ $queue[$widget->{visible}] }, $widget;
		4444	}
		4445	}
		4446
		4447	while () {
		4448	@queue or last outer;
		4449
		4450	$widget = pop @{ $queue[-1] || [] }
		4451	and last;
		4452
		4453	pop @queue;
		4454	}
		4455
		4456	delete $queue{$widget+0};
		4457
		4458	my ($w, $h) = $widget->size_request;
		4459
		4460	$w = max $widget->{min_w}, $w + $widget->{padding_x} * 2;
		4461	$h = max $widget->{min_h}, $h + $widget->{padding_y} * 2;
		4462
		4463	$w = min $widget->{max_w}, $w if exists $widget->{max_w};
		4464	$h = min $widget->{max_h}, $h if exists $widget->{max_h};
		4465
		4466	$w = $widget->{force_w} if exists $widget->{force_w};
		4467	$h = $widget->{force_h} if exists $widget->{force_h};
		4468
		4469	if ($widget->{req_w} != $w || $widget->{req_h} != $h
		4470	|| delete $widget->{force_realloc}) {
		4471	$widget->{req_w} = $w;
		4472	$widget->{req_h} = $h;
		4473
		4474	$self->{size_alloc}{$widget+0} = $widget;
		4475
		4476	if (my $parent = $widget->{parent}) {
		4477	$self->{realloc}{$parent+0} = $parent
		4478	unless $queue{$parent+0};
		4479
		4480	$parent->{force_size_alloc} = 1;
		4481	$self->{size_alloc}{$parent+0} = $parent;
		4482	}
		4483	}
		4484
		4485	delete $self->{realloc}{$widget+0};
		4486	}
		4487
		4488	while (my $size_alloc = delete $self->{size_alloc}) {
		4489	my @queue = sort { $a->{visible} <=> $b->{visible} }
		4490	values %$size_alloc;
		4491
		4492	while () {
		4493	my $widget = pop @queue || last;
		4494
		4495	my ($w, $h) = @$widget{qw(alloc_w alloc_h)};
		4496
		4497	$w = max $widget->{min_w}, $w;
		4498	$h = max $widget->{min_h}, $h;
		4499
		4500	# $w = min $self->{w} - $widget->{x}, $w if $self->{w};
		4501	# $h = min $self->{h} - $widget->{y}, $h if $self->{h};
		4502
		4503	$w = min $widget->{max_w}, $w if exists $widget->{max_w};
		4504	$h = min $widget->{max_h}, $h if exists $widget->{max_h};
		4505
		4506	$w = int $w + 0.5;
		4507	$h = int $h + 0.5;
		4508
		4509	if ($widget->{w} != $w || $widget->{h} != $h || delete $widget->{force_size_alloc}) {
		4510	$widget->{old_w} = $widget->{w};
		4511	$widget->{old_h} = $widget->{h};
		4512
		4513	$widget->{w} = $w;
		4514	$widget->{h} = $h;
		4515
		4516	$widget->emit (size_allocate => $w, $h);
		4517	}
		4518	}
		4519	}
		4520	}
		4521
		4522	while ($self->{post_alloc_hook}) {
		4523	$_->()
		4524	for values %{delete $self->{post_alloc_hook}};
		4525	}
		4526
		4527	glViewport 0, 0, $::WIDTH, $::HEIGHT;
		4528	glClearColor +($::CFG->{fow_intensity}) x 3, 1;
		4529	glClear GL_COLOR_BUFFER_BIT;
		4530
		4531	glMatrixMode GL_PROJECTION;
		4532	glLoadIdentity;
		4533	glOrtho 0, $::WIDTH, $::HEIGHT, 0, -10000, 10000;
		4534	glMatrixMode GL_MODELVIEW;
		4535	glLoadIdentity;
		4536
		4537	{
		4538	package DC::UI::Base;
		4539
		4540	local ($draw_x, $draw_y, $draw_w, $draw_h) =
		4541	(0, 0, $self->{w}, $self->{h});
		4542
		4543	$self->_draw;
		4544	}
		4545	}
		4546
		4547	#############################################################################
		4548
		4549	package DC::UI;
		4550
		4551	$ROOT = new DC::UI::Root;
		4552	$TOOLTIP = new DC::UI::Tooltip z => 900;
		4553
		4554	1
		4555

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