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Comparing deliantra/Deliantra-Client/DC/UI.pm (file contents):
Revision 1.41 by root, Sun Apr 9 21:50:21 2006 UTC vs.
Revision 1.161 by root, Mon Apr 24 03:43:51 2006 UTC

1	package Crossfire::Client::Widget;	1	package CFClient::UI;
2		2
3	use strict;	3	use strict;
4		4
5	use Scalar::Util;	5	use Scalar::Util ();
		6	use List::Util ();
6		7
7	use SDL::OpenGL;	8	use CFClient;
8	use SDL::OpenGL::Constants;
9		9
10	use Crossfire::Client;	10	our ($FOCUS, $HOVER, $GRAB); # various widgets
11		11
12	our $FOCUS; # the widget with current focus	12	our $ROOT;
		13	our $TOOLTIP;
		14	our $BUTTON_STATE;
		15
		16	sub check_tooltip {
		17	if (!$GRAB) {
		18	for (my $widget = $HOVER; $widget; $widget = $widget->{parent}) {
		19	if (length $widget->{tooltip}) {
		20
		21	if ($TOOLTIP->{owner} != $widget) {
		22	$TOOLTIP->{owner} = $widget;
		23
		24	my $tip = $widget->{tooltip};
		25
		26	$tip = $tip->($widget) if CODE:: eq ref $tip;
		27
		28	$TOOLTIP->set_text ($widget->{tooltip});
		29	$TOOLTIP->move ($widget->coord2global ($widget->{w}, 0));
		30	$TOOLTIP->show;
		31	}
		32
		33	return;
		34	}
		35	}
		36	}
		37
		38	$TOOLTIP->hide;
		39	delete $TOOLTIP->{owner};
		40	}
13		41
14	# class methods for events	42	# class methods for events
15	sub feed_sdl_key_down_event { $FOCUS->key_down ($_[0]) if $FOCUS }	43	sub feed_sdl_key_down_event {
16	sub feed_sdl_key_up_event { $FOCUS->key_up ($_[0]) if $FOCUS }	44	$FOCUS->key_down ($_[0]) if $FOCUS;
		45	}
		46
		47	sub feed_sdl_key_up_event {
		48	$FOCUS->key_up ($_[0]) if $FOCUS;
		49	}
		50
17	sub feed_sdl_button_down_event { }	51	sub feed_sdl_button_down_event {
		52	my ($ev) = @_;
		53	my ($x, $y) = ($ev->{x}, $ev->{y});
		54
		55	if (!$BUTTON_STATE) {
		56	my $widget = $ROOT->find_widget ($x, $y);
		57
		58	$GRAB = $widget;
		59	$GRAB->update if $GRAB;
		60
		61	check_tooltip;
		62	}
		63
		64	$BUTTON_STATE |= 1 << ($ev->{button} - 1);
		65
		66	$GRAB->button_down ($ev, $GRAB->coord2local ($x, $y)) if $GRAB;
		67	}
		68
18	sub feed_sdl_button_up_event { }	69	sub feed_sdl_button_up_event {
		70	my ($ev) = @_;
		71	my ($x, $y) = ($ev->{x}, $ev->{y});
		72
		73	my $widget = $GRAB || $ROOT->find_widget ($x, $y);
		74
		75	$BUTTON_STATE &= ~(1 << ($ev->{button} - 1));
		76
		77	$GRAB->button_up ($ev, $GRAB->coord2local ($x, $y)) if $GRAB;
		78
		79	if (!$BUTTON_STATE) {
		80	my $grab = $GRAB; undef $GRAB;
		81	$grab->update if $grab;
		82	$GRAB->update if $GRAB;
		83
		84	check_tooltip;
		85	}
		86	}
		87
		88	sub feed_sdl_motion_event {
		89	my ($ev) = @_;
		90	my ($x, $y) = ($ev->{x}, $ev->{y});
		91
		92	my $widget = $GRAB || $ROOT->find_widget ($x, $y);
		93
		94	if ($widget != $HOVER) {
		95	my $hover = $HOVER; $HOVER = $widget;
		96
		97	$hover->update if $hover && $hover->{can_hover};
		98	$HOVER->update if $HOVER && $HOVER->{can_hover};
		99
		100	check_tooltip;
		101	}
		102
		103	$HOVER->mouse_motion ($ev, $HOVER->coord2local ($x, $y)) if $HOVER;
		104	}
		105
		106	# convert position array to integers
		107	sub harmonize {
		108	my ($vals) = @_;
		109
		110	my $rem = 0;
		111
		112	for (@$vals) {
		113	my $i = int $_ + $rem;
		114	$rem += $_ - $i;
		115	$_ = $i;
		116	}
		117	}
		118
		119	#############################################################################
		120
		121	package CFClient::UI::Base;
		122
		123	use strict;
		124
		125	use CFClient::OpenGL;
19		126
20	sub new {	127	sub new {
21	my $class = shift;	128	my $class = shift;
22		129
23	bless { @_ }, $class	130	my $self = bless {
		131	x => 0,
		132	y => 0,
		133	z => 0,
		134	can_events => 1,
		135	@_
		136	}, $class;
		137
		138	for (keys %$self) {
		139	if (/^connect_(.*)$/) {
		140	$self->connect ($1 => delete $self->{$_});
		141	}
		142	}
		143
		144	$self
		145	}
		146
		147	sub destroy {
		148	my ($self) = @_;
		149
		150	$self->hide;
		151	%$self = ();
		152	}
		153
		154	sub show {
		155	my ($self) = @_;
		156
		157	return if $self->{parent};
		158
		159	$CFClient::UI::ROOT->add ($self);
		160	}
		161
		162	sub hide {
		163	my ($self) = @_;
		164
		165	return unless $self->{parent};
		166
		167	$self->{parent}->remove ($self);
24	}	168	}
25		169
26	sub move {	170	sub move {
27	my ($self, $x, $y, $z) = @_;	171	my ($self, $x, $y, $z) = @_;
		172
28	$self->{x} = $x;	173	$self->{x} = int $x;
29	$self->{y} = $y;	174	$self->{y} = int $y;
30	$self->{z} = $z if defined $z;	175	$self->{z} = $z if defined $z;
31	}
32		176
33	sub needs_redraw {	177	$self->update;
34	0	178	}
		179
		180	sub set_size {
		181	my ($self, $w, $h) = @_;
		182
		183	$self->{user_w} = $w;
		184	$self->{user_h} = $h;
		185
		186	$self->check_size;
35	}	187	}
36		188
37	sub size_request {	189	sub size_request {
38	require Carp;	190	require Carp;
39	Carp::confess "size_request is abtract";	191	Carp::confess "size_request is abstract";
		192	}
		193
		194	sub configure {
		195	my ($self, $x, $y, $w, $h) = @_;
		196
		197	if ($self->{aspect}) {
		198	my $w2 = List::Util::min $w, int $h * $self->{aspect};
		199	my $h2 = List::Util::min $h, int $w / $self->{aspect};
		200
		201	# use alignment to adjust x, y
		202
		203	$x += int +($w - $w2) * 0.5;
		204	$y += int +($h - $h2) * 0.5;
		205
		206	($w, $h) = ($w2, $h2);
		207	}
		208
		209	if ($self->{x} != $x || $self->{y} != $y) {
		210	$self->{x} = $x;
		211	$self->{y} = $y;
		212	$self->update;
		213	}
		214
		215	if ($self->{w} != $w || $self->{h} != $h) {
		216	$self->{w} = $w;
		217	$self->{h} = $h;
		218
		219	$self->size_allocate ($w, $h);
		220	$self->update;
		221	}
40	}	222	}
41		223
42	sub size_allocate {	224	sub size_allocate {
		225	# nothing to be done
		226	}
		227
		228	sub set_max_size {
43	my ($self, $w, $h) = @_;	229	my ($self, $w, $h) = @_;
44		230
45	$self->{w} = $w;	231	delete $self->{max_w}; $self->{max_w} = $w if $w;
46	$self->{h} = $h;	232	delete $self->{max_h}; $self->{max_h} = $h if $h;
		233	}
		234
		235	# return top left coordinates
		236	sub _topleft {
		237	my ($self, $x, $y) = @_;
		238
		239	$self->{parent}->_topleft ($x + $self->{x}, $y + $self->{y});
		240	}
		241
		242	# translate global coordinates to local coordinate system
		243	sub coord2local {
		244	my ($self, $x, $y) = @_;
		245
		246	my ($X, $Y) = $self->_topleft;
		247	($x - $X, $y - $Y)
		248	}
		249
		250	# translate local coordinates to global coordinate system
		251	sub coord2global {
		252	my ($self, $x, $y) = @_;
		253
		254	my ($X, $Y) = $self->_topleft;
		255	($x + $X, $y + $Y)
47	}	256	}
48		257
49	sub focus_in {	258	sub focus_in {
50	my ($widget) = @_;	259	my ($self) = @_;
51	$FOCUS = $widget;	260
		261	return if $FOCUS == $self;
		262	return unless $self->{can_focus};
		263
		264	my $focus = $FOCUS; $FOCUS = $self;
		265
		266	$self->emit (focus_in => $focus);
		267
		268	$focus->update if $focus;
		269	$FOCUS->update;
52	}	270	}
53		271
54	sub focus_out {	272	sub focus_out {
55	my ($widget) = @_;	273	my ($self) = @_;
56	}
57		274
		275	return unless $FOCUS == $self;
		276
		277	my $focus = $FOCUS; undef $FOCUS;
		278
		279	$self->emit (focus_out => $focus);
		280
		281	$focus->update if $focus; #?
		282	}
		283
		284	sub mouse_motion { }
		285	sub button_up { }
58	sub key_down {	286	sub key_down { }
59	my ($widget, $sdlev) = @_;
60	}
61
62	sub key_up {	287	sub key_up { }
63	my ($widget, $sdlev) = @_;
64	}
65		288
66	sub button_down {	289	sub button_down {
67	my ($widget, $sdlev) = @_;	290	my ($self, $ev, $x, $y) = @_;
68	}
69		291
70	sub button_up {	292	$self->focus_in;
71	my ($widget, $sdlev) = @_;
72	}	293	}
73		294
74	sub w { $_[0]->{w} = $_[1] if $_[1]; $_[0]->{w} }	295	sub w { $_[0]{w} = $_[1] if @_ > 1; $_[0]{w} }
75	sub h { $_[0]->{h} = $_[1] if $_[1]; $_[0]->{h} }	296	sub h { $_[0]{h} = $_[1] if @_ > 1; $_[0]{h} }
76	sub x { $_[0]->{x} = $_[1] if $_[1]; $_[0]->{x} }	297	sub x { $_[0]{x} = $_[1] if @_ > 1; $_[0]{x} }
77	sub y { $_[0]->{y} = $_[1] if $_[1]; $_[0]->{y} }	298	sub y { $_[0]{y} = $_[1] if @_ > 1; $_[0]{y} }
78	sub z { $_[0]->{z} = $_[1] if $_[1]; $_[0]->{z} }	299	sub z { $_[0]{z} = $_[1] if @_ > 1; $_[0]{z} }
79		300
80	sub draw {	301	sub draw {
81	my ($self) = @_;	302	my ($self) = @_;
		303
		304	return unless $self->{h} && $self->{w};
82		305
83	glPushMatrix;	306	glPushMatrix;
84	glTranslate $self->{x}, $self->{y}, 0;	307	glTranslate $self->{x}, $self->{y}, 0;
85	$self->_draw;	308	$self->_draw;
86	glPopMatrix;	309	glPopMatrix;
		310
		311	if ($self == $HOVER && $self->{can_hover}) {
		312	my ($x, $y) = @$self{qw(x y)};
		313
		314	glColor 1, 0.8, 0.5, 0.2;
		315	glEnable GL_BLEND;
		316	glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA;
		317	glBegin GL_QUADS;
		318	glVertex $x , $y;
		319	glVertex $x + $self->{w}, $y;
		320	glVertex $x + $self->{w}, $y + $self->{h};
		321	glVertex $x , $y + $self->{h};
		322	glEnd;
		323	glDisable GL_BLEND;
		324	}
87	}	325	}
88		326
89	sub _draw {	327	sub _draw {
90	my ($self) = @_;	328	my ($self) = @_;
91		329
92	warn "no draw defined for $self\n";	330	warn "no draw defined for $self\n";
93	}
94
95	sub bbox {
96	my ($self) = @_;
97	my ($w, $h) = $self->size_request;
98	(
99	$self->{x},
100	$self->{y},
101	$self->{x} = $w,
102	$self->{y} = $h
103	)
104	}	331	}
105		332
106	sub find_widget {	333	sub find_widget {
107	my ($self, $x, $y) = @_;	334	my ($self, $x, $y) = @_;
		335
		336	return () unless $self->{can_events};
108		337
109	return $self	338	return $self
110	if $x >= $self->{x} && $x < $self->{x} + $self->{w}	339	if $x >= $self->{x} && $x < $self->{x} + $self->{w}
111	&& $y >= $self->{y} && $y < $self->{y} + $self->{h};	340	&& $y >= $self->{y} && $y < $self->{y} + $self->{h};
112		341
113	()	342	()
114	}	343	}
115		344
116	sub del_parent { $_[0]->{parent} = undef }
117
118	sub set_parent {	345	sub set_parent {
119	my ($self, $par) = @_;	346	my ($self, $parent) = @_;
120		347
121	$self->{parent} = $par;
122	Scalar::Util::weaken $self->{parent};	348	Scalar::Util::weaken ($self->{parent} = $parent);
123	}	349	}
124		350
125	sub get_parent {	351	sub check_size {
		352	my ($self) = @_;
		353
126	$_[0]->{parent}	354	$self->{parent}
		355	or return 1;
		356
		357	my ($w, $h) = $self->{user_w} && $self->{user_h}
		358	? @$self{qw(user_w user_h)}
		359	: $self->size_request;
		360
		361	if ($w != $self->{req_w} || $h != $self->{req_h}) {
		362	$self->{req_w} = $w;
		363	$self->{req_h} = $h;
		364
		365	$self->{parent}->check_size
		366	or $self->size_allocate (
		367	(List::Util::max $self->{w}, $w),
		368	(List::Util::max $self->{h}, $h),
		369	);
		370
		371	1
		372	} else {
		373	0
		374	}
127	}	375	}
128		376
129	sub update {	377	sub update {
130	my ($self) = @_;	378	my ($self) = @_;
131		379
132	$self->{parent}->update	380	$self->{parent}->update
133	if $self->{parent};	381	if $self->{parent};
134	}	382	}
135		383
		384	sub connect {
		385	my ($self, $signal, $cb) = @_;
		386
		387	push @{ $self->{signal_cb}{$signal} }, $cb;
		388	}
		389
		390	sub emit {
		391	my ($self, $signal, @args) = @_;
		392
		393	for my $cb (@{$self->{signal_cb}{$signal} || []}) {
		394	$cb->($self, @args);
		395	}
		396	}
		397
136	sub DESTROY {	398	sub DESTROY {
137	my ($self) = @_;	399	my ($self) = @_;
138		400
139	#$self->deactivate;	401	#$self->deactivate;
140	}	402	}
141		403
142	#############################################################################	404	#############################################################################
143		405
144	package Crossfire::Client::Widget::Container;	406	package CFClient::UI::DrawBG;
145		407
146	our @ISA = Crossfire::Client::Widget::;	408	our @ISA = CFClient::UI::Base::;
		409
		410	use strict;
		411	use CFClient::OpenGL;
147		412
148	sub new {	413	sub new {
		414	my $class = shift;
		415
		416	# range [value, low, high, page]
		417
		418	$class->SUPER::new (
		419	bg => [0, 0, 0, 0.2],
		420	active_bg => [1, 1, 1, 0.5],
		421	@_
		422	)
		423	}
		424
		425	sub _draw {
		426	my ($self) = @_;
		427
		428	my ($w, $h) = @$self{qw(w h)};
		429
		430	glEnable GL_BLEND;
		431	glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA;
		432	glColor @{ $FOCUS == $self ? $self->{active_bg} : $self->{bg} };
		433
		434	glBegin GL_QUADS;
		435	glVertex 0 , 0;
		436	glVertex 0 , $h;
		437	glVertex $w, $h;
		438	glVertex $w, 0;
		439	glEnd;
		440
		441	glDisable GL_BLEND;
		442	}
		443
		444	#############################################################################
		445
		446	package CFClient::UI::Empty;
		447
		448	our @ISA = CFClient::UI::Base::;
		449
		450	sub new {
149	my ($class, @widgets) = @_;	451	my ($class, %arg) = @_;
		452	$class->SUPER::new (can_events => 0, %arg);
		453	}
150		454
		455	sub size_request {
		456	(0, 0)
		457	}
		458
		459	sub draw { }
		460
		461	#############################################################################
		462
		463	package CFClient::UI::Container;
		464
		465	our @ISA = CFClient::UI::Base::;
		466
		467	sub new {
		468	my ($class, %arg) = @_;
		469
		470	my $children = delete $arg{children} || [];
		471
151	my $self = $class->SUPER::new (children => []);	472	my $self = $class->SUPER::new (children => [], can_events => 0, %arg);
152	$self->add ($_) for @widgets;	473	$self->add ($_) for @$children;
153		474
154	$self	475	$self
155	}	476	}
156		477
157	sub add {	478	sub add {
158	my ($self, $chld, $expand) = @_;	479	my ($self, $child) = @_;
159		480
160	$chld->{expand} = $expand;
161	$chld->set_parent ($self);	481	$child->set_parent ($self);
162		482
		483	use sort 'stable';
		484
163	@{$self->{children}} =	485	$self->{children} = [
164	sort { $a->{z} <=> $b->{z} }	486	sort { $a->{z} <=> $b->{z} }
165	@{$self->{children}}, $chld;	487	@{$self->{children}}, $child
		488	];
166		489
167	$self->size_allocate ($self->{w}, $self->{h});	490	$child->check_size;
		491	}
		492
		493	sub remove {
		494	my ($self, $child) = @_;
		495
		496	delete $child->{parent};
		497
		498	$self->{children} = [ grep $_ != $child, @{ $self->{children} } ];
		499
		500	$self->check_size;
		501	$self->update;
		502	}
		503
		504	sub find_widget {
		505	my ($self, $x, $y) = @_;
		506
		507	$x -= $self->{x};
		508	$y -= $self->{y};
		509
		510	my $res;
		511
		512	for (reverse @{ $self->{children} }) {
		513	$res = $_->find_widget ($x, $y)
		514	and return $res;
		515	}
		516
		517	$self->SUPER::find_widget ($x + $self->{x}, $y + $self->{y})
		518	}
		519
		520	sub _draw {
		521	my ($self) = @_;
		522
		523	$_->draw for @{$self->{children}};
		524	}
		525
		526	#############################################################################
		527
		528	package CFClient::UI::Bin;
		529
		530	our @ISA = CFClient::UI::Container::;
		531
		532	sub new {
		533	my ($class, %arg) = @_;
		534
		535	my $child = (delete $arg{child}) || new CFClient::UI::Empty::;
		536
		537	$class->SUPER::new (children => [$child], %arg)
		538	}
		539
		540	sub add {
		541	my ($self, $child) = @_;
		542
		543	$self->{children} = [];
		544
		545	$self->SUPER::add ($child);
168	}	546	}
169		547
170	sub remove {	548	sub remove {
171	my ($self, $widget) = @_;	549	my ($self, $widget) = @_;
172		550
173	$self->{children} = [ grep $_ != $widget, @{ $self->{children} } ];	551	$self->SUPER::remove ($widget);
174		552
175	$self->size_allocate ($self->{w}, $self->{h});	553	$self->{children} = [new CFClient::UI::Empty]
		554	unless @{$self->{children}};
		555	}
		556
		557	sub child { $_[0]->{children}[0] }
		558
		559	sub size_request {
		560	$_[0]{children}[0]->size_request
		561	}
		562
		563	sub size_allocate {
		564	my ($self, $w, $h) = @_;
		565
		566	$self->{children}[0]->configure (0, 0, $w, $h);
		567	}
		568
		569	#############################################################################
		570
		571	package CFClient::UI::Window;
		572
		573	our @ISA = CFClient::UI::Bin::;
		574
		575	use CFClient::OpenGL;
		576
		577	sub new {
		578	my ($class, %arg) = @_;
		579
		580	my $self = $class->SUPER::new (%arg);
		581	}
		582
		583	sub update {
		584	my ($self) = @_;
		585
		586	# we want to do this delayed...
		587	$self->render_chld;
		588	$self->SUPER::update;
		589	}
		590
		591	sub render_chld {
		592	my ($self) = @_;
		593
		594	$self->{texture} = new_from_opengl CFClient::Texture $self->{w}, $self->{h}, sub {
		595	glClearColor 0, 0, 0, 1;
		596	glClear GL_COLOR_BUFFER_BIT;
		597	$self->child->draw;
		598	};
		599	}
		600
		601	sub size_allocate {
		602	my ($self, $w, $h) = @_;
		603
		604	$self->child->configure (0, 0, $w, $h);
		605
		606	$self->render_chld;
		607	}
		608
		609	sub _draw {
		610	my ($self) = @_;
		611
		612	my ($w, $h) = ($self->w, $self->h);
		613
		614	my $tex = $self->{texture}
		615	or return;
		616
		617	glEnable GL_BLEND;
		618	glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA;
		619	glEnable GL_TEXTURE_2D;
		620	glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
		621
		622	$tex->draw_quad (0, 0, $w, $h);
		623
		624	glDisable GL_BLEND;
		625	glDisable GL_TEXTURE_2D;
		626	}
		627
		628	#############################################################################
		629
		630	package CFClient::UI::ViewPort;
		631
		632	our @ISA = CFClient::UI::Window::;
		633
		634	sub new { die }
		635
		636	sub size_request {
		637	my ($self) = @_;
		638
		639	@$self{qw(child_w child_h)} = @{$self->child}{qw(req_w req_h)};
		640	$self->child->size_allocate (0, 0, @$self{qw(child_w child_h)});
		641
		642	@$self{qw(child_w child_h)}
		643	}
		644
		645	sub _draw {
		646	my ($self) = @_;
		647
		648	$self->{children}[1]->draw;
		649	}
		650
		651
		652	#############################################################################
		653
		654	package CFClient::UI::Frame;
		655
		656	our @ISA = CFClient::UI::Bin::;
		657
		658	use CFClient::OpenGL;
		659
		660	sub new {
		661	my $class = shift;
		662
		663	my $self = $class->SUPER::new (
		664	bg => [1, 1, 1, 1],
		665	border_bg => [1, 1, 1, 1],
		666	border => 0.8,
		667	@_
		668	);
		669
		670	$self
		671	}
		672
		673	sub _draw {
		674	my ($self) = @_;
		675
		676	my ($w, $h) = ($self->{w}, $self->{h});
		677
		678	glEnable GL_BLEND;
		679	glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA;
		680	glEnable GL_TEXTURE_2D;
		681	glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
		682
		683	# glBegin GL_QUADS;
		684	# glColor 0, 0, 0, 0;
		685	# glVertex 0 , 0;
		686	# glVertex 0 , $h;
		687	# glVertex $w, $h;
		688	# glVertex $w, 0;
		689	# glEnd;
		690
		691
		692	$self->child->draw;
		693	glDisable GL_BLEND;
		694	glDisable GL_TEXTURE_2D;
		695	}
		696
		697	#############################################################################
		698
		699	package CFClient::UI::FancyFrame;
		700
		701	our @ISA = CFClient::UI::Bin::;
		702
		703	use CFClient::OpenGL;
		704
		705	my @tex =
		706	map { new_from_file CFClient::Texture CFClient::find_rcfile $_, mipmap => 1 }
		707	qw(d1_bg.png d1_border_top.png d1_border_right.png d1_border_left.png d1_border_bottom.png);
		708
		709	sub new {
		710	my $class = shift;
		711
		712	# TODO: user_x, user_y, overwrite moveto?
		713
		714	my $self = $class->SUPER::new (
		715	bg => [1, 1, 1, 1],
		716	border_bg => [1, 1, 1, 1],
		717	border => 0.8,
		718	can_events => 1,
		719	@_
		720	);
		721
		722	$self->{title} &&= new CFClient::UI::Label
		723	align => 0,
		724	valign => 1,
		725	text => $self->{title},
		726	fontsize => 1;
		727
		728	$self
		729	}
		730
		731	sub border {
		732	int $_[0]{border} * $::FONTSIZE
		733	}
		734
		735	sub size_request {
		736	my ($self) = @_;
		737
		738	my ($w, $h) = $self->SUPER::size_request;
		739
		740	(
		741	$w + $self->border * 2,
		742	$h + $self->border * 2,
		743	)
		744	}
		745
		746	sub size_allocate {
		747	my ($self, $w, $h) = @_;
		748
		749	$h -= List::Util::max 0, $self->border * 2;
		750	$w -= List::Util::max 0, $self->border * 2;
		751
		752	$self->{title}->configure ($self->border, $self->border - $::FONTSIZE * 2, $w, $::FONTSIZE * 2)
		753	if $self->{title};
		754
		755	$self->child->configure ($self->border, $self->border, $w, $h);
		756	}
		757
		758	sub button_down {
		759	my ($self, $ev, $x, $y) = @_;
		760
		761	my $border = $self->border;
		762
		763	if ($x < $self->{w} && $x >= $self->{w} - $border
		764	&& $y < $self->{h} && $y >= $self->{h} - $border) {
		765
		766	my ($ox, $oy) = ($ev->{x}, $ev->{y});
		767	my ($bw, $bh) = ($self->{w}, $self->{h});
		768
		769	$self->{motion} = sub {
		770	my ($ev, $x, $y) = @_;
		771
		772	($x, $y) = ($ev->{x}, $ev->{y});
		773
		774	$self->{user_w} = $bw + $x - $ox;
		775	$self->{user_h} = $bh + $y - $oy;
		776	$self->check_size;
		777	};
		778
		779	} elsif ($x >= 0 && $x < $self->{w}
		780	&& $y >= 0 && $y < $border) {
		781
		782	my ($ox, $oy) = ($ev->{x}, $ev->{y});
		783	my ($bx, $by) = ($self->{x}, $self->{y});
		784
		785	$self->{motion} = sub {
		786	my ($ev, $x, $y) = @_;
		787
		788	($x, $y) = ($ev->{x}, $ev->{y});
		789
		790	$self->move ($bx + $x - $ox, $by + $y - $oy);
		791	$self->update;
		792	};
		793	}
		794	}
		795
		796	sub button_up {
		797	my ($self, $ev, $x, $y) = @_;
		798
		799	delete $self->{motion};
		800	}
		801
		802	sub mouse_motion {
		803	my ($self, $ev, $x, $y) = @_;
		804
		805	$self->{motion}->($ev, $x, $y) if $self->{motion};
		806	}
		807
		808	sub _draw {
		809	my ($self) = @_;
		810
		811	my ($w, $h ) = ($self->{w}, $self->{h});
		812	my ($cw, $ch) = ($self->child->{w}, $self->child->{h});
		813
		814	glEnable GL_BLEND;
		815	glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA;
		816	glEnable GL_TEXTURE_2D;
		817	glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE;
		818
		819	my $border = $self->border;
		820
		821	glColor @{ $self->{border_bg} };
		822	$tex[1]->draw_quad (0, 0, $w, $border);
		823	$tex[3]->draw_quad (0, $border, $border, $ch);
		824	$tex[2]->draw_quad ($w - $border, $border, $border, $ch);
		825	$tex[4]->draw_quad (0, $h - $border, $w, $border);
		826
		827	my $bg = $tex[0];
		828
		829	# TODO: repeat texture not scale
		830	my $rep_x = $cw / $bg->{w};
		831	my $rep_y = $ch / $bg->{h};
		832
		833	glColor @{ $self->{bg} };
		834
		835	$bg->{s} = $rep_x;
		836	$bg->{t} = $rep_y;
		837	$bg->{wrap_mode} = 1;
		838	$bg->draw_quad ($border, $border, $cw, $ch);
		839
		840	glDisable GL_TEXTURE_2D;
		841	glDisable GL_BLEND;
		842
		843	$self->{title}->draw if $self->{title};
		844	$self->child->draw;
		845	}
		846
		847	#############################################################################
		848
		849	package CFClient::UI::Table;
		850
		851	our @ISA = CFClient::UI::Base::;
		852
		853	use List::Util qw(max sum);
		854
		855	use CFClient::OpenGL;
		856
		857	sub new {
		858	my $class = shift;
		859
		860	$class->SUPER::new (
		861	col_expand => [],
		862	@_
		863	)
		864	}
		865
		866	sub add {
		867	my ($self, $x, $y, $child) = @_;
		868
		869	$child->set_parent ($self);
		870	$self->{children}[$y][$x] = $child;
		871
		872	$child->check_size;
		873	}
		874
		875	# TODO: move to container class maybe? send childs a signal on removal?
		876	sub clear {
		877	my ($self) = @_;
		878
		879	delete $self->{children};
		880	$self->update;
		881	}
		882
		883	sub get_wh {
		884	my ($self) = @_;
		885
		886	my (@w, @h);
		887
		888	for my $y (0 .. $#{$self->{children}}) {
		889	my $row = $self->{children}[$y]
		890	or next;
		891
		892	for my $x (0 .. $#$row) {
		893	my $widget = $row->[$x]
		894	or next;
		895	my ($w, $h) = @$widget{qw(req_w req_h)};
		896
		897	$w[$x] = max $w[$x], $w;
		898	$h[$y] = max $h[$y], $h;
		899	}
		900	}
		901
		902	(\@w, \@h)
		903	}
		904
		905	sub size_request {
		906	my ($self) = @_;
		907
		908	my ($ws, $hs) = $self->get_wh;
		909
		910	(
		911	(sum @$ws),
		912	(sum @$hs),
		913	)
		914	}
		915
		916	sub size_allocate {
		917	my ($self, $w, $h) = @_;
		918
		919	my ($ws, $hs) = $self->get_wh;
		920
		921	my $req_w = sum @$ws;
		922	my $req_h = sum @$hs;
		923
		924	# TODO: nicer code && do row_expand
		925	my @col_expand = @{$self->{col_expand}};
		926	@col_expand = (1) x @$ws unless @col_expand;
		927	my $col_expand = (sum @col_expand) || 1;
		928
		929	# linearly scale sizes
		930	$ws->[$_] += $col_expand[$_] / $col_expand * ($w - $req_w) for 0 .. $#$ws;
		931	$hs->[$_] *= 1 * $h / $req_h for 0 .. $#$hs;
		932
		933	CFClient::UI::harmonize $ws;
		934	CFClient::UI::harmonize $hs;
		935
		936	my $y;
		937
		938	for my $r (0 .. $#{$self->{children}}) {
		939	my $row = $self->{children}[$r]
		940	or next;
		941
		942	my $x = 0;
		943	my $row_h = $hs->[$r];
		944
		945	for my $c (0 .. $#$row) {
		946	my $col_w = $ws->[$c];
		947
		948	if (my $widget = $row->[$c]) {
		949	$widget->configure ($x, $y, $col_w, $row_h);
		950	}
		951
		952	$x += $col_w;
		953	}
		954
		955	$y += $row_h;
		956	}
		957
176	}	958	}
177		959
178	sub find_widget {	960	sub find_widget {
179	my ($self, $x, $y) = @_;	961	my ($self, $x, $y) = @_;
180		962
		963	$x -= $self->{x};
		964	$y -= $self->{y};
		965
181	my $res;	966	my $res;
182		967
183	for (@{ $self->{children} }) {	968	for (grep $_, map @$_, grep $_, @{ $self->{children} }) {
184	$res = $_->find_widget ($x, $y)	969	$res = $_->find_widget ($x, $y)
185	and return $res;	970	and return $res;
186	}	971	}
187		972
188	()	973	$self->SUPER::find_widget ($x + $self->{x}, $y + $self->{y})
189	}	974	}
		975
		976	sub _draw {
		977	my ($self) = @_;
		978
		979	for (grep $_, @{$self->{children}}) {
		980	$_->draw for grep $_, @$_;
		981	}
		982	}
		983
		984	#############################################################################
		985
		986	package CFClient::UI::HBox;
		987
		988	# TODO: wrap into common Box base class
		989
		990	our @ISA = CFClient::UI::Container::;
190		991
191	sub size_request {	992	sub size_request {
192	my ($self) = @_;	993	my ($self) = @_;
193		994
194	my ($hs, $ws) = (0, 0);	995	my @alloc = map [$_->size_request], @{$self->{children}};
195	for (@{$self->{children} || []}) {	996
196	my ($w, $h) = $_->size_request;
197	$hs += $h;
198	if ($ws < $w) { $ws = $w }
199	}	997	(
200		998	(List::Util::sum map $_->[0], @alloc),
201	return ($ws, $hs);	999	(List::Util::max map $_->[1], @alloc),
202	}	1000	)
203
204	sub _draw {
205	my ($self) = @_;
206
207	$_->draw for @{$self->{children}};
208	}
209
210	#############################################################################
211
212	package Crossfire::Client::Widget::Bin;
213
214	our @ISA = Crossfire::Client::Widget::Container::;
215
216	sub child { $_[0]->{children}[0] }
217
218	sub size_request {
219	$_[0]{children}[0]->size_request if $_[0]{children}[0];
220	}	1001	}
221		1002
222	sub size_allocate {	1003	sub size_allocate {
223	my ($self, $w, $h) = @_;	1004	my ($self, $w, $h) = @_;
224	$self->SUPER::size_allocate ($w, $h);
225	$self->{children}[0]->size_allocate ($w, $h)
226	if $self->{children}[0]
227	}
228		1005
229	#############################################################################	1006	($h, $w) = ($w, $h);
230		1007
231	package Crossfire::Client::Widget::Toplevel;
232
233	our @ISA = Crossfire::Client::Widget::Container::;
234
235	sub update {
236	my ($self) = @_;
237
238	::refresh ();
239	}
240
241	#############################################################################
242
243	package Crossfire::Client::Widget::Window;
244
245	our @ISA = Crossfire::Client::Widget::Bin::;
246
247	use SDL::OpenGL;
248
249	sub add {
250	my ($self, $chld) = @_;
251	warn "ADD $chld\n";
252	$self->SUPER::add ($chld);
253	$chld->set_parent ($self);
254	}
255
256	sub remove {
257	my ($self) = @_;
258	# TODO FIXME: removing a child from a window will crash, see render_chld
259	# $self->update;
260	}
261
262	sub update {
263	my ($self) = @_;
264	$self->render_chld;
265	}
266
267	sub render_chld {
268	my ($self) = @_;
269	my $chld = $self->get;	1008	my $children = $self->{children};
270	my ($w, $h) = $self->size_request;
271		1009
272	require Carp;	1010	my @h = map $_->{req_w}, @$children;
273	Carp::cluck "RENDERCHI $w $h";	1011
274	warn "RENDERCHI $w $h\n";	1012	my $req_h = List::Util::sum @h;
275	$self->{texture} =	1013
276	Crossfire::Client::Texture->new_from_opengl (	1014	if ($req_h > $h) {
277	$w, $h, sub { $chld->draw }	1015	# ah well, not enough space
		1016	$_ *= $h / $req_h for @h;
		1017	} else {
		1018	my $exp = List::Util::sum map $_->{expand}, @$children;
		1019	$exp ||= 1;
278	);	1020
279	$self->{texture}->upload;	1021	for (0 .. $#$children) {
		1022	my $child = $children->[$_];
		1023
		1024	my $alloc_h = $h[$_];
		1025	$alloc_h += ($h - $req_h) * $child->{expand} / $exp;
		1026	$h[$_] = $alloc_h;
		1027	}
		1028	}
		1029
		1030	CFClient::UI::harmonize \@h;
		1031
		1032	my $y = 0;
		1033	for (0 .. $#$children) {
		1034	my $child = $children->[$_];
		1035	my $h = $h[$_];
		1036	$child->configure ($y, 0, $h, $w);
		1037
		1038	$y += $h;
		1039	}
		1040
		1041	1
280	}	1042	}
		1043
		1044	#############################################################################
		1045
		1046	package CFClient::UI::VBox;
		1047
		1048	# TODO: wrap into common Box base class
		1049
		1050	our @ISA = CFClient::UI::Container::;
281		1051
282	sub size_request {	1052	sub size_request {
283	my ($self) = @_;	1053	my ($self) = @_;
284	($self->w, $self->h)	1054
		1055	my @alloc = map [$_->size_request], @{$self->{children}};
		1056
		1057	(
		1058	(List::Util::max map $_->[0], @alloc),
		1059	(List::Util::sum map $_->[1], @alloc),
		1060	)
285	}	1061	}
286		1062
287	sub size_allocate {	1063	sub size_allocate {
288	my ($self, $w, $h) = @_;	1064	my ($self, $w, $h) = @_;
289		1065
290	$self->w ($w);	1066	my $children = $self->{children};
291	$self->h ($h);
292	$self->get->size_allocate ($w, $h);
293		1067
294	$self->update; #TODO: Move this to the size_request event propably?	1068	my @h = map $_->{req_h}, @$children;
		1069
		1070	my $req_h = List::Util::sum @h;
		1071
		1072	if ($req_h > $h) {
		1073	# ah well, not enough space
		1074	$_ *= $h / $req_h for @h;
		1075	} else {
		1076	my $exp = List::Util::sum map $_->{expand}, @$children;
		1077	$exp ||= 1;
		1078
		1079	for (0 .. $#$children) {
		1080	my $child = $children->[$_];
		1081
		1082	$h[$_] += ($h - $req_h) * $child->{expand} / $exp;
		1083	}
		1084	}
		1085
		1086	CFClient::UI::harmonize \@h;
		1087
		1088	my $y = 0;
		1089	for (0 .. $#$children) {
		1090	my $child = $children->[$_];
		1091	my $h = $h[$_];
		1092	$child->configure (0, $y, $w, $h);
		1093
		1094	$y += $h;
		1095	}
		1096
		1097	1
		1098	}
		1099
		1100	#############################################################################
		1101
		1102	package CFClient::UI::Label;
		1103
		1104	our @ISA = CFClient::UI::Base::;
		1105
		1106	use CFClient::OpenGL;
		1107
		1108	sub new {
		1109	my ($class, %arg) = @_;
		1110
		1111	my $self = $class->SUPER::new (
		1112	fg => [1, 1, 1],
		1113	#font => default_font
		1114	fontsize => 1,
		1115	text => "",
		1116	align => -1,
		1117	valign => -1,
		1118	padding => 2,
		1119	layout => new CFClient::Layout,
		1120	can_events => 0,
		1121	%arg
		1122	);
		1123
		1124	if (exists $self->{template}) {
		1125	my $layout = new CFClient::Layout;
		1126	$layout->set_text (delete $self->{template});
		1127	$self->{template} = $layout;
		1128	}
		1129
		1130	$self->set_text (delete $self->{text}) if exists $self->{text};
		1131	$self->set_markup (delete $self->{markup}) if exists $self->{markup};
		1132
		1133	$self
		1134	}
		1135
		1136	sub escape_text {
		1137	local $_ = $_[1];
		1138
		1139	s/&/&amp;/g;
		1140	s/>/&gt;/g;
		1141	s/</&lt;/g;
		1142
		1143	$_[1]
		1144	}
		1145
		1146	sub set_text {
		1147	my ($self, $text) = @_;
		1148
		1149	$self->{layout}->set_text ($text);
		1150
		1151	delete $self->{texture};
		1152	$self->check_size;
		1153	$self->update;
		1154	}
		1155
		1156	sub set_markup {
		1157	my ($self, $markup) = @_;
		1158
		1159	$self->{layout}->set_markup ($markup);
		1160
		1161	delete $self->{texture};
		1162	$self->check_size;
		1163	$self->update;
		1164	}
		1165
		1166	sub size_request {
		1167	my ($self) = @_;
		1168
		1169	$self->{layout}->set_font ($self->{font}) if $self->{font};
		1170	$self->{layout}->set_width ($self->{max_w} || -1);
		1171	$self->{layout}->set_height ($self->{fontsize} * $::FONTSIZE);
		1172
		1173	my ($w, $h) = $self->{layout}->size;
		1174
		1175	if (exists $self->{template}) {
		1176	$self->{template}->set_font ($self->{font}) if $self->{font};
		1177	$self->{template}->set_height ($self->{fontsize} * $::FONTSIZE);
		1178
		1179	my ($w2, $h2) = $self->{template}->size;
		1180
		1181	$w = List::Util::max $w, $w2;
		1182	$h = List::Util::max $h, $h2;
		1183	}
		1184
		1185	(
		1186	$w + $self->{padding} * 2,
		1187	$h + $self->{padding} * 2,
		1188	)
		1189	}
		1190
		1191	sub size_allocate {
		1192	my ($self, $w, $h) = @_;
		1193
		1194	delete $self->{texture};
		1195	}
		1196
		1197	sub set_fontsize {
		1198	my ($self, $fontsize) = @_;
		1199
		1200	$self->{fontsize} = $fontsize;
		1201	delete $self->{texture};
		1202	$self->check_size;
		1203	$self->update;
295	}	1204	}
296		1205
297	sub _draw {	1206	sub _draw {
298	my ($self) = @_;	1207	my ($self) = @_;
299		1208
300	my ($w, $h) = ($self->w, $self->h);
301
302	my $tex = $self->{texture}	1209	my $tex = $self->{texture} ||= do {
303	or return;	1210	$self->{layout}->set_font ($self->{font}) if $self->{font};
		1211	$self->{layout}->set_width ($self->{w});
		1212	$self->{layout}->set_height (List::Util::min $self->{h}, $self->{fontsize} * $::FONTSIZE);
		1213	new_from_layout CFClient::Texture $self->{layout}
		1214	};
304		1215
305	glEnable GL_BLEND;	1216	glEnable GL_BLEND;
		1217	glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA;
306	glEnable GL_TEXTURE_2D;	1218	glEnable GL_TEXTURE_2D;
307	glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;	1219	glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
308	glBindTexture GL_TEXTURE_2D, $tex->{name};
309		1220
310	glBegin GL_QUADS;	1221	glColor @{$self->{fg}};
311	glTexCoord 0, 0; glVertex 0, 0;
312	glTexCoord 0, 1; glVertex 0, $h;
313	glTexCoord 1, 1; glVertex $w, $h;
314	glTexCoord 1, 0; glVertex $w, 0;
315	glEnd;
316		1222
		1223	$self->{ox} = int (
		1224	$self->{align} < 0 ? $self->{padding}
		1225	: $self->{align} > 0 ? $self->{w} - $tex->{w} - $self->{padding}
		1226	: ($self->{w} - $tex->{w}) * 0.5
		1227	);
		1228
		1229	$self->{oy} = int (
		1230	$self->{valign} < 0 ? $self->{padding}
		1231	: $self->{valign} > 0 ? $self->{h} - $tex->{h} - $self->{padding}
		1232	: ($self->{h} - $tex->{h}) * 0.5
		1233	);
		1234
		1235	$tex->draw_quad ($self->{ox}, $self->{oy});
		1236
		1237	glDisable GL_TEXTURE_2D;
317	glDisable GL_BLEND;	1238	glDisable GL_BLEND;
318	glDisable GL_TEXTURE_2D;
319	}	1239	}
320		1240
321	#############################################################################	1241	#############################################################################
322		1242
323	package Crossfire::Client::Widget::Frame;	1243	package CFClient::UI::EntryBase;
324		1244
325	our @ISA = Crossfire::Client::Widget::Bin::;	1245	our @ISA = CFClient::UI::Label::;
326		1246
327	use SDL::OpenGL;	1247	use CFClient::OpenGL;
		1248
		1249	sub new {
		1250	my $class = shift;
		1251
		1252	$class->SUPER::new (
		1253	fg => [1, 1, 1],
		1254	bg => [0, 0, 0, 0.2],
		1255	active_bg => [1, 1, 1, 0.5],
		1256	active_fg => [0, 0, 0],
		1257	can_hover => 1,
		1258	can_focus => 1,
		1259	valign => 0,
		1260	can_events => 1,
		1261	@_
		1262	)
		1263	}
		1264
		1265	sub _set_text {
		1266	my ($self, $text) = @_;
		1267
		1268	delete $self->{cur_h};
		1269
		1270	return if $self->{text} eq $text;
		1271
		1272	delete $self->{texture};
		1273
		1274	$self->{last_activity} = $::NOW;
		1275	$self->{text} = $text;
		1276
		1277	$text =~ s/./*/g if $self->{hidden};
		1278	$self->{layout}->set_text ("$text ");
		1279
		1280	$self->emit (changed => $self->{text});
		1281	}
		1282
		1283	sub get_text {
		1284	$_[0]{text}
		1285	}
328		1286
329	sub size_request {	1287	sub size_request {
330	my ($self) = @_;	1288	my ($self) = @_;
331	my $chld = $self->child
332	or return (0, 0);
333		1289
334	$chld->move (2, 2);	1290	my ($w, $h) = $self->SUPER::size_request;
335		1291
336	map { $_ + 4 } $chld->size_request;	1292	($w + 1, $h) # add 1 for cursor
337	}	1293	}
338		1294
339	sub size_allocate {	1295	sub size_allocate {
340	my ($self, $w, $h) = @_;	1296	my ($self, $w, $h) = @_;
341		1297
342	$self->SUPER::size_allocate ($w, $h);	1298	$self->_set_text (delete $self->{text});#d# don't check for == inside _set_text
		1299	}
343		1300
344	$self->child->size_allocate ($w - 4, $h - 4);	1301	sub set_text {
345	$self->child->move (2, 2);	1302	my ($self, $text) = @_;
		1303
		1304	$self->{cursor} = length $text;
		1305	$self->_set_text ($text);
		1306	$self->update;
		1307	}
		1308
		1309	sub key_down {
		1310	my ($self, $ev) = @_;
		1311
		1312	my $mod = $ev->{mod};
		1313	my $sym = $ev->{sym};
		1314	my $uni = $ev->{unicode};
		1315
		1316	my $text = $self->get_text;
		1317
		1318	if ($sym == 8) {
		1319	substr $text, --$self->{cursor}, 1, "" if $self->{cursor};
		1320	} elsif ($sym == 127) {
		1321	substr $text, $self->{cursor}, 1, "";
		1322	} elsif ($sym == CFClient::SDLK_LEFT) {
		1323	--$self->{cursor} if $self->{cursor};
		1324	} elsif ($sym == CFClient::SDLK_RIGHT) {
		1325	++$self->{cursor} if $self->{cursor} < length $self->{text};
		1326	} elsif ($sym == CFClient::SDLK_HOME) {
		1327	$self->{cursor} = 0;
		1328	} elsif ($sym == CFClient::SDLK_END) {
		1329	$self->{cursor} = length $text;
		1330	} elsif ($sym == 27) {
		1331	$self->emit ('escape');
		1332	} elsif ($uni) {
		1333	substr $text, $self->{cursor}++, 0, chr $uni;
		1334	}
		1335
		1336	$self->_set_text ($text);
		1337	$self->update;
		1338	}
		1339
		1340	sub focus_in {
		1341	my ($self) = @_;
		1342
		1343	$self->{last_activity} = $::NOW;
		1344
		1345	$self->SUPER::focus_in;
		1346	}
		1347
		1348	sub button_down {
		1349	my ($self, $ev, $x, $y) = @_;
		1350
		1351	$self->SUPER::button_down ($ev, $x, $y);
		1352
		1353	my $idx = $self->{layout}->xy_to_index ($x, $y);
		1354
		1355	# byte-index to char-index
		1356	my $text = $self->{text};
		1357	utf8::encode $text;
		1358	$self->{cursor} = length substr $text, 0, $idx;
		1359
		1360	$self->_set_text ($self->{text});
		1361	$self->update;
		1362	}
		1363
		1364	sub mouse_motion {
		1365	my ($self, $ev, $x, $y) = @_;
		1366	# printf "M %d,%d %d,%d\n", $ev->motion_x, $ev->motion_y, $x, $y;#d#
346	}	1367	}
347		1368
348	sub _draw {	1369	sub _draw {
349	my ($self) = @_;	1370	my ($self) = @_;
350		1371
351	my $chld = $self->child;	1372	local $self->{fg} = $self->{fg};
352		1373
353	my ($w, $h) = $chld->size_request;	1374	if ($FOCUS == $self) {
		1375	glColor @{$self->{active_bg}};
		1376	$self->{fg} = $self->{active_fg};
		1377	} else {
		1378	glColor @{$self->{bg}};
		1379	}
354		1380
		1381	glEnable GL_BLEND;
		1382	glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA;
355	glBegin GL_QUADS;	1383	glBegin GL_QUADS;
356	glColor 0, 0, 0;	1384	glVertex 0 , 0;
357	glTexCoord 0, 0; glVertex 0 , 0;	1385	glVertex 0 , $self->{h};
358	glTexCoord 0, 1; glVertex 0 , $h + 4;	1386	glVertex $self->{w}, $self->{h};
359	glTexCoord 1, 1; glVertex $w + 4 , $h + 4;	1387	glVertex $self->{w}, 0;
360	glTexCoord 1, 0; glVertex $w + 4 , 0;
361	glEnd;	1388	glEnd;
		1389	glDisable GL_BLEND;
362		1390
363	$chld->draw;	1391	$self->SUPER::_draw;
364	}
365		1392
366	#############################################################################	1393	#TODO: force update every cursor change :(
		1394	if ($FOCUS == $self && (($::NOW - $self->{last_activity}) & 1023) < 600) {
367		1395
368	package Crossfire::Client::Widget::FancyFrame;	1396	unless (exists $self->{cur_h}) {
		1397	my $text = substr $self->{text}, 0, $self->{cursor};
		1398	utf8::encode $text;
369		1399
370	our @ISA = Crossfire::Client::Widget::Bin::;	1400	@$self{qw(cur_x cur_y cur_h)} = $self->{layout}->cursor_pos (length $text)
		1401	}
371		1402
372	use SDL::OpenGL;	1403	glColor @{$self->{fg}};
		1404	glBegin GL_LINES;
		1405	glVertex $self->{cur_x} + $self->{ox}, $self->{cur_y} + $self->{oy};
		1406	glVertex $self->{cur_x} + $self->{ox}, $self->{cur_y} + $self->{oy} + $self->{cur_h};
		1407	glEnd;
		1408	}
		1409	}
373		1410
		1411	package CFClient::UI::Entry;
		1412
		1413	our @ISA = CFClient::UI::EntryBase::;
		1414
		1415	use CFClient::OpenGL;
		1416
		1417	sub key_down {
		1418	my ($self, $ev) = @_;
		1419
		1420	my $sym = $ev->{sym};
		1421
		1422	if ($sym == 13) {
		1423	$self->emit (activate => $self->get_text);
		1424	$self->update;
		1425
		1426	} else {
		1427	$self->SUPER::key_down ($ev);
		1428	}
		1429
		1430	}
		1431
		1432	#############################################################################
		1433
		1434	package CFClient::UI::Button;
		1435
		1436	our @ISA = CFClient::UI::Label::;
		1437
		1438	use CFClient::OpenGL;
		1439
374	my @tex =	1440	my @tex =
375	map { new_from_file Crossfire::Client::Texture Crossfire::Client::find_rcfile $_ }	1441	map { new_from_file CFClient::Texture CFClient::find_rcfile $_, mipmap => 1 }
376	qw(d1_bg.png d1_border_top.png d1_border_right.png d1_border_left.png d1_border_bottom.png);	1442	qw(b1_button_active.png);
		1443
		1444	sub new {
		1445	my $class = shift;
		1446
		1447	$class->SUPER::new (
		1448	padding => 4,
		1449	fg => [1, 1, 1],
		1450	bg => [1, 1, 1, 0.2],
		1451	active_fg => [0, 0, 1],
		1452	can_hover => 1,
		1453	align => 0,
		1454	valign => 0,
		1455	can_events => 1,
		1456	@_
		1457	)
		1458	}
		1459
		1460	sub button_up {
		1461	my ($self, $ev, $x, $y) = @_;
		1462
		1463	if ($x >= 0 && $x < $self->{w}
		1464	&& $y >= 0 && $y < $self->{h}) {
		1465	$self->emit ("activate");
		1466	}
		1467	}
		1468
		1469	sub _draw {
		1470	my ($self) = @_;
		1471
		1472	local $self->{fg} = $self->{fg};
		1473
		1474	if ($GRAB == $self) {
		1475	$self->{fg} = $self->{active_fg};
		1476	}
		1477
		1478	glEnable GL_BLEND;
		1479	glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA;
		1480	glEnable GL_TEXTURE_2D;
		1481	glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
		1482	glColor 0, 0, 0, 1;
		1483
		1484	$tex[0]->draw_quad (0, 0, $self->{w}, $self->{h});
		1485
		1486	glDisable GL_TEXTURE_2D;
		1487	glDisable GL_BLEND;
		1488
		1489	$self->SUPER::_draw;
		1490	}
		1491
		1492	#############################################################################
		1493
		1494	package CFClient::UI::CheckBox;
		1495
		1496	our @ISA = CFClient::UI::DrawBG::;
		1497
		1498	my @tex =
		1499	map { new_from_file CFClient::Texture CFClient::find_rcfile $_, mipmap => 1 }
		1500	qw(c1_checkbox_bg.png c1_checkbox_active.png);
		1501
		1502	use CFClient::OpenGL;
		1503
		1504	sub new {
		1505	my $class = shift;
		1506
		1507	$class->SUPER::new (
		1508	padding => 2,
		1509	fg => [1, 1, 1],
		1510	active_fg => [1, 1, 0],
		1511	state => 0,
		1512	can_hover => 1,
		1513	@_
		1514	)
		1515	}
377		1516
378	sub size_request {	1517	sub size_request {
379	my ($self) = @_;	1518	my ($self) = @_;
380		1519
381	my ($w, $h) = $self->SUPER::size_request;	1520	($self->{padding} * 2 + 6) x 2
382
383	$h += $tex[1]->{height};
384	$h += $tex[4]->{height};
385	$w += $tex[2]->{width};
386	$w += $tex[3]->{width};
387
388	($w, $h)
389	}	1521	}
390		1522
391	sub size_allocate {	1523	sub button_down {
392	my ($self, $w, $h) = @_;	1524	my ($self, $ev, $x, $y) = @_;
393		1525
394	$self->SUPER::size_allocate ($w, $h);	1526	if ($x >= $self->{padding} && $x < $self->{w} - $self->{padding}
395		1527	&& $y >= $self->{padding} && $y < $self->{h} - $self->{padding}) {
396	$h -= $tex[1]->{height};	1528	$self->{state} = !$self->{state};
397	$h -= $tex[4]->{height};	1529	$self->emit (changed => $self->{state});
398	$w -= $tex[2]->{width};	1530	}
399	$w -= $tex[3]->{width};
400
401	$h = $h < 0 ? 0 : $h;
402	$w = $w < 0 ? 0 : $w;
403	warn "CHILD:$w $h\n";
404	$self->child->size_allocate ($w, $h);
405	$self->child->move ($self->{txts}->[3]->{width}, $self->{txts}->[1]->{height});
406	}	1531	}
407		1532
408	sub _draw {	1533	sub _draw {
409	my ($self) = @_;	1534	my ($self) = @_;
410		1535
411	my ($w, $h) = ($self->w, $self->h);	1536	$self->SUPER::_draw;
412	my ($cw, $ch) = ($self->child->w, $self->child->h);	1537
		1538	glTranslate $self->{padding} + 0.375, $self->{padding} + 0.375, 0;
		1539
		1540	my $s = (List::Util::min @$self{qw(w h)}) - $self->{padding} * 2;
		1541
		1542	glColor @{ $FOCUS == $self ? $self->{active_fg} : $self->{fg} };
413		1543
414	glEnable GL_BLEND;	1544	glEnable GL_BLEND;
415	glEnable GL_TEXTURE_2D;	1545	glEnable GL_TEXTURE_2D;
416	glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA;	1546	glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA;
		1547
		1548	my $tex = $self->{state} ? $tex[1] : $tex[0];
		1549
		1550	$tex->draw_quad (0, 0, $s, $s);
		1551
		1552	glDisable GL_TEXTURE_2D;
		1553	glDisable GL_BLEND;
		1554	}
		1555
		1556	#############################################################################
		1557
		1558	package CFClient::UI::Image;
		1559
		1560	our @ISA = CFClient::UI::Base::;
		1561
		1562	use CFClient::OpenGL;
		1563	use Carp qw/confess/;
		1564
		1565	our %loaded_images;
		1566
		1567	sub new {
		1568	my $class = shift;
		1569
		1570	my $self = $class->SUPER::new (can_events => 0, @_);
		1571
		1572	$self->{image} or confess "Image has 'image' not set. This is a fatal error!";
		1573
		1574	$loaded_images{$self->{image}} ||=
		1575	new_from_file CFClient::Texture CFClient::find_rcfile $self->{image}, mipmap => 1;
		1576
		1577	my $tex = $self->{tex} = $loaded_images{$self->{image}};
		1578
		1579	Scalar::Util::weaken $loaded_images{$self->{image}};
		1580
		1581	$self->{aspect} = $tex->{w} / $tex->{h};
		1582
		1583	$self
		1584	}
		1585
		1586	sub size_request {
		1587	my ($self) = @_;
		1588
		1589	($self->{tex}->{w}, $self->{tex}->{h})
		1590	}
		1591
		1592	sub _draw {
		1593	my ($self) = @_;
		1594
		1595	my $tex = $self->{tex};
		1596
		1597	my ($w, $h) = ($self->{w}, $self->{h});
		1598
		1599	if ($self->{rot90}) {
		1600	glRotate 90, 0, 0, 1;
		1601	glTranslate 0, -$self->{w}, 0;
		1602
		1603	($w, $h) = ($h, $w);
		1604	}
		1605
		1606	glEnable GL_BLEND;
		1607	glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA;
		1608	glEnable GL_TEXTURE_2D;
417	glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;	1609	glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
418		1610
419	my $top = $tex[1];	1611	$tex->draw_quad (0, 0, $w, $h);
420	glBindTexture GL_TEXTURE_2D, $top->{name};
421
422	glBegin GL_QUADS;
423	glTexCoord 0, 0; glVertex 0 , 0;
424	glTexCoord 0, 1; glVertex 0 , $top->{height};
425	glTexCoord 1, 1; glVertex $w , $top->{height};
426	glTexCoord 1, 0; glVertex $w , 0;
427	glEnd;
428
429	my $left = $tex[3];
430	glBindTexture GL_TEXTURE_2D, $left->{name};
431
432	glBegin GL_QUADS;
433	glTexCoord 0, 0; glVertex 0 , $top->{height};
434	glTexCoord 0, 1; glVertex 0 , $top->{height} + $ch;
435	glTexCoord 1, 1; glVertex $left->{width}, $top->{height} + $ch;
436	glTexCoord 1, 0; glVertex $left->{width}, $top->{height};
437	glEnd;
438
439	my $right = $tex[2];
440	glBindTexture GL_TEXTURE_2D, $right->{name};
441
442	glBegin GL_QUADS;
443	glTexCoord 0, 0; glVertex $w - $right->{width}, $top->{height};
444	glTexCoord 0, 1; glVertex $w - $right->{width}, $top->{height} + $ch;
445	glTexCoord 1, 1; glVertex $w , $top->{height} + $ch;
446	glTexCoord 1, 0; glVertex $w , $top->{height};
447	glEnd;
448
449	my $bottom = $tex[4];
450	glBindTexture GL_TEXTURE_2D, $bottom->{name};
451
452	glBegin GL_QUADS;
453	glTexCoord 0, 0; glVertex 0 , $h - $bottom->{height};
454	glTexCoord 0, 1; glVertex 0 , $h;
455	glTexCoord 1, 1; glVertex $w , $h;
456	glTexCoord 1, 0; glVertex $w , $h - $bottom->{height};
457	glEnd;
458
459	my $bg = $tex[0];
460	glBindTexture GL_TEXTURE_2D, $bg->{name};
461	glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
462	glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT;
463	glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT;
464
465	my $rep_x = $cw / $bg->{width};
466	my $rep_y = $ch / $bg->{height};
467
468	glBegin GL_QUADS;
469	glTexCoord 0, 0; glVertex $left->{width}, $top->{height};
470	glTexCoord 0, $rep_y; glVertex $left->{width}, $top->{height} + $ch;
471	glTexCoord $rep_x, $rep_y; glVertex $left->{width} + $cw , $top->{height} + $ch;
472	glTexCoord $rep_x, 0; glVertex $left->{width} + $cw , $top->{height};
473	glEnd;
474		1612
475	glDisable GL_BLEND;	1613	glDisable GL_BLEND;
476	glDisable GL_TEXTURE_2D;	1614	glDisable GL_TEXTURE_2D;
477
478	$self->child->draw;
479
480	}	1615	}
481		1616
482	#############################################################################	1617	#############################################################################
483		1618
484	package Crossfire::Client::Widget::Table;	1619	package CFClient::UI::VGauge;
485		1620
486	our @ISA = Crossfire::Client::Widget::Bin::;	1621	our @ISA = CFClient::UI::Base::;
487		1622
488	use SDL::OpenGL;	1623	use List::Util qw(min max);
489		1624
490	sub add {	1625	use CFClient::OpenGL;
		1626
		1627	my %tex = (
		1628	food => [
		1629	map { new_from_file CFClient::Texture CFClient::find_rcfile $_, mipmap => 1 }
		1630	qw/g1_food_gauge_empty.png g1_food_gauge_full.png/
		1631	],
		1632	grace => [
		1633	map { new_from_file CFClient::Texture CFClient::find_rcfile $_, mipmap => 1 }
		1634	qw/g1_grace_gauge_empty.png g1_grace_gauge_full.png g1_grace_gauge_overflow.png/
		1635	],
		1636	hp => [
		1637	map { new_from_file CFClient::Texture CFClient::find_rcfile $_, mipmap => 1 }
		1638	qw/g1_hp_gauge_empty.png g1_hp_gauge_full.png/
		1639	],
		1640	mana => [
		1641	map { new_from_file CFClient::Texture CFClient::find_rcfile $_, mipmap => 1 }
		1642	qw/g1_mana_gauge_empty.png g1_mana_gauge_full.png g1_mana_gauge_overflow.png/
		1643	],
		1644	);
		1645
		1646	# eg. VGauge->new (gauge => 'food'), default gauge: food
		1647	sub new {
		1648	my $class = shift;
		1649
		1650	my $self = $class->SUPER::new (
		1651	type => 'food',
		1652	@_
		1653	);
		1654
		1655	$self->{aspect} = $tex{$self->{type}}[0]{w} / $tex{$self->{type}}[0]{h};
		1656
		1657	$self
		1658	}
		1659
		1660	sub size_request {
		1661	my ($self) = @_;
		1662
		1663	#my $tex = $tex{$self->{type}}[0];
		1664	#@$tex{qw(w h)}
		1665	(0, 0)
		1666	}
		1667
		1668	sub set_max {
491	my ($self, $x, $y, $chld) = @_;	1669	my ($self, $max) = @_;
492	my $old_chld = $self->{children}[$y][$x];
493		1670
494	$self->{children}[$y][$x] = $chld;	1671	$self->{max_val} = $max;
495	$chld->set_parent ($self);	1672	}
		1673
		1674	sub set_value {
		1675	my ($self, $val, $max) = @_;
		1676
		1677	$self->set_max ($max)
		1678	if defined $max;
		1679
		1680	$max = $self->{max_val};
		1681	$self->{val} = $val;
		1682
496	$self->update;	1683	$self->update;
497	}	1684	}
498		1685
499	sub max_row_height {	1686	sub _draw {
		1687	my ($self) = @_;
		1688
		1689	my $tex = $tex{$self->{type}};
		1690	my ($t1, $t2, $t3) = @$tex;
		1691
		1692	my ($w, $h) = ($self->{w}, $self->{h});
		1693
		1694	if ($self->{vertical}) {
		1695	glRotate 90, 0, 0, 1;
		1696	glTranslate 0, -$self->{w}, 0;
		1697
		1698	($w, $h) = ($h, $w);
		1699	}
		1700
		1701	my $ycut = $self->{val} / ($self->{max_val} || 1);
		1702
		1703	my $ycut1 = max 0, min 1, $ycut;
		1704	my $ycut2 = max 0, min 1, $ycut - 1;
		1705
		1706	my $h1 = $self->{h} * (1 - $ycut1);
		1707	my $h2 = $self->{h} * (1 - $ycut2);
		1708
		1709	glEnable GL_BLEND;
		1710	glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA;
		1711	glEnable GL_TEXTURE_2D;
		1712	glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
		1713
		1714	glBindTexture GL_TEXTURE_2D, $t1->{name};
		1715	glBegin GL_QUADS;
		1716	glTexCoord 0 , 0; glVertex 0 , 0;
		1717	glTexCoord 0 , $t1->{t} * (1 - $ycut1); glVertex 0 , $h1;
		1718	glTexCoord $t1->{s}, $t1->{t} * (1 - $ycut1); glVertex $w, $h1;
		1719	glTexCoord $t1->{s}, 0; glVertex $w, 0;
		1720	glEnd;
		1721
		1722	my $ycut1 = List::Util::min 1, $ycut;
		1723	glBindTexture GL_TEXTURE_2D, $t2->{name};
		1724	glBegin GL_QUADS;
		1725	glTexCoord 0 , $t2->{t} * (1 - $ycut1); glVertex 0 , $h1;
		1726	glTexCoord 0 , $t2->{t} * (1 - $ycut2); glVertex 0 , $h2;
		1727	glTexCoord $t2->{s}, $t2->{t} * (1 - $ycut2); glVertex $w, $h2;
		1728	glTexCoord $t2->{s}, $t2->{t} * (1 - $ycut1); glVertex $w, $h1;
		1729	glEnd;
		1730
		1731	if ($t3) {
		1732	glBindTexture GL_TEXTURE_2D, $t3->{name};
		1733	glBegin GL_QUADS;
		1734	glTexCoord 0 , $t3->{t} * (1 - $ycut2); glVertex 0 , $h2;
		1735	glTexCoord 0 , $t3->{t}; glVertex 0 , $self->{h};
		1736	glTexCoord $t3->{s}, $t3->{t}; glVertex $w, $self->{h};
		1737	glTexCoord $t3->{s}, $t3->{t} * (1 - $ycut2); glVertex $w, $h2;
		1738	glEnd;
		1739	}
		1740
		1741	glDisable GL_BLEND;
		1742	glDisable GL_TEXTURE_2D;
		1743	}
		1744
		1745	#############################################################################
		1746
		1747	package CFClient::UI::Gauge;
		1748
		1749	our @ISA = CFClient::UI::VBox::;
		1750
		1751	sub new {
		1752	my ($class, %arg) = @_;
		1753
		1754	my $self = $class->SUPER::new (
		1755	tooltip => $arg{type},
		1756	can_events => 1,
		1757	can_hover => 1,
		1758	%arg,
		1759	);
		1760
		1761	$self->add ($self->{value} = new CFClient::UI::Label valign => +1, align => 0, template => "999");
		1762	$self->add ($self->{gauge} = new CFClient::UI::VGauge type => $self->{type}, expand => 1, can_hover => 1);
		1763	$self->add ($self->{max} = new CFClient::UI::Label valign => -1, align => 0, template => "999");
		1764
		1765	$self
		1766	}
		1767
		1768	sub set_fontsize {
		1769	my ($self, $fsize) = @_;
		1770
		1771	$self->{value}->set_fontsize ($fsize);
		1772	$self->{max} ->set_fontsize ($fsize);
		1773	}
		1774
		1775	sub set_value {
		1776	my ($self, $val, $max) = @_;
		1777
		1778	$self->set_max ($max)
		1779	if defined $max;
		1780
		1781	$self->{gauge}->set_value ($val, $max);
		1782	$self->{value}->set_text ($val);
		1783	}
		1784
		1785	sub set_max {
500	my ($self, $row) = @_;	1786	my ($self, $max) = @_;
501		1787
502	my $hs = 0;	1788	$self->{gauge}->set_max ($max);
503	for (my $xi = 0; $xi <= $#{$self->{children}->[$row] || []}; $xi++) {	1789	$self->{max}->set_text ($max);
504	my $c = $self->{children}->[$row]->[$xi];	1790	}
505	if ($c) {	1791
506	my ($w, $h) = $c->size_request;	1792	#############################################################################
507	if ($hs < $h) { $hs = $h }	1793
		1794	package CFClient::UI::Slider;
		1795
		1796	use strict;
		1797
		1798	use CFClient::OpenGL;
		1799
		1800	our @ISA = CFClient::UI::DrawBG::;
		1801
		1802	my @tex =
		1803	map { new_from_file CFClient::Texture CFClient::find_rcfile $_ }
		1804	qw(s1_slider.png s1_slider_bg.png);
		1805
		1806	sub new {
		1807	my $class = shift;
		1808
		1809	# range [value, low, high, page]
		1810
		1811	# TODO: 0-width page
		1812	# TODO: req_w/h are wrong with vertical
		1813	# TODO: calculations are off
		1814	my $self = $class->SUPER::new (
		1815	fg => [1, 1, 1],
		1816	active_fg => [0, 0, 0],
		1817	range => [0, 0, 100, 10],
		1818	req_w => 20,
		1819	req_h => 20,
		1820	vertical => 0,
		1821	can_hover => 1,
		1822	inner_pad => 5,
508	}	1823	@_
509	}	1824	);
510	return $hs;
511	}
512		1825
513	sub max_col_width {	1826	$self
514	my ($self, $col) = @_;
515
516	my $ws = 0;
517	for (my $yi = 0; $yi <= $#{$self->{children} || []}; $yi++) {
518	my $c = ($self->{children}->[$yi] || [])->[$col];
519	if ($c) {
520	my ($w, $h) = $c->size_request;
521	if ($ws < $w) { $ws = $w }
522	}
523	}
524	return $ws;
525	}	1827	}
526		1828
527	sub size_request {	1829	sub size_request {
528	my ($self) = @_;	1830	my ($self) = @_;
529		1831
530	my ($hs, $ws) = (0, 0);	1832	my $w = $self->{req_w};
		1833	my $h = $self->{req_h};
531		1834
532	for (my $yi = 0; $yi <= $#{$self->{children}}; $yi++) {	1835	$self->{vertical} ? ($h, $w) : ($w, $h)
533	$hs += $self->max_row_height ($yi);	1836	}
534	}
535		1837
536	for (my $yi = 0; $yi <= $#{$self->{children}}; $yi++) {	1838	sub button_down {
537	my $wm = 0;	1839	my ($self, $ev, $x, $y) = @_;
538	for (my $xi = 0; $xi <= $#{$self->{children}->[$yi]}; $xi++) {
539	$wm += $self->max_col_width ($xi)
540	}
541	if ($ws < $wm) { $ws = $wm }
542	}
543		1840
544	return ($ws, $hs);	1841	$self->SUPER::button_down ($ev, $x, $y);
		1842	$self->mouse_motion ($ev, $x, $y);
		1843	}
		1844
		1845	sub mouse_motion {
		1846	my ($self, $ev, $x, $y) = @_;
		1847
		1848	if ($GRAB == $self) {
		1849	my ($value, $lo, $hi, $page) = @{$self->{range}};
		1850
		1851	my ($x, $w) = $self->{vertical} ? ($y, $self->{h}) : ($x, $self->{w});
		1852
		1853	my $inner_pad_px = $self->_calc_inner_pad_px ($w);
		1854	my $inner_w = $w - $inner_pad_px * 2; # * 2 for left & right
		1855
		1856	$x -= $inner_pad_px; # substract the padding
		1857	$x = $x * ($hi - $lo) / $inner_w + $lo;
		1858	$x = $lo if $x < $lo;
		1859	$x = $hi - $page if $x > $hi - $page;
		1860	$self->{range}[0] = $x;
		1861
		1862	$self->emit (changed => $x);
		1863	$self->update;
		1864	}
		1865	}
		1866
		1867	# the inner_* stuff is for generating a padding for the slider handle,
		1868	# so that the handle doesn't leave the texture. This calculation isn't 100%
		1869	# correct propably, but it does the job for now
		1870	sub _calc_inner_pad_px {
		1871	my ($self, $w) = @_;
		1872	($w / 100) * $self->{inner_pad} # % to pixels
545	}	1873	}
546		1874
547	sub _draw {	1875	sub _draw {
548	my ($self) = @_;	1876	my ($self) = @_;
549		1877
550	my $y = 0;	1878	$self->SUPER::_draw ();
551	for (my $yi = 0; $yi <= $#{$self->{children}}; $yi++) {
552	my $x = 0;
553		1879
554	for (my $xi = 0; $xi <= $#{$self->{children}->[$yi]}; $xi++) {	1880	my ($w, $h) = @$self{qw(w h)};
555		1881
556	my $c = $self->{children}->[$yi]->[$xi];	1882	if ($self->{vertical}) {
557	if ($c) {	1883	# draw a vertical slider like a rotated horizontal slider
558	$c->move ($x, $y, 0); #TODO: Move to size_request	1884
559	$c->draw if $c;	1885	glRotate 90, 0, 0, 1;
560	}	1886	glTranslate 0, -$self->{w}, 0;
561		1887
562	$x += $self->max_col_width ($xi);	1888	($w, $h) = ($h, $w);
		1889	}
		1890
		1891	my $fg = $FOCUS == $self ? $self->{active_fg} : $self->{fg};
		1892	my $bg = $FOCUS == $self ? $self->{active_bg} : $self->{bg};
		1893
		1894	my ($value, $lo, $hi, $page) = @{$self->{range}};
		1895
		1896	$hi = $value + 1 if $lo == $hi;
		1897
		1898	my $inner_pad_px = $self->_calc_inner_pad_px ($w);
		1899	my $inner_w = $w - $inner_pad_px * 2; # * 2 for left & right
		1900
		1901	$page = int $page * $inner_w / ($hi - $lo);
		1902	$value = int +($value - $lo) * $inner_w / ($hi - $lo);
		1903
		1904	$w -= $page;
		1905	$page &= ~1;
		1906	glTranslate $page * 0.5, 0, 0;
		1907	$page ||= 2;
		1908
		1909	my $knob_a = $inner_pad_px + ($value - $page * 0.5);
		1910	my $knob_b = $inner_pad_px + ($value + $page * 0.5);
		1911
		1912	glEnable GL_BLEND;
		1913	glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA;
		1914	glEnable GL_TEXTURE_2D;
		1915	glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
		1916
		1917	# draw background
		1918	$tex[1]->draw_quad (0, 0, $w, $h);
		1919
		1920	# draw handle
		1921	$tex[0]->draw_quad ($knob_a, 0, $knob_b - $knob_a, $h);
		1922
		1923	glDisable GL_BLEND;
		1924	glDisable GL_TEXTURE_2D;
		1925	}
		1926
		1927	#############################################################################
		1928
		1929	package CFClient::UI::TextView;
		1930
		1931	our @ISA = CFClient::UI::HBox::;
		1932
		1933	use CFClient::OpenGL;
		1934
		1935	sub new {
		1936	my $class = shift;
		1937
		1938	my $self = $class->SUPER::new (
		1939	fontsize => 1,
		1940	#font => default_font
		1941	@_,
		1942
		1943	layout => (new CFClient::Layout),
		1944	par => [],
		1945	height => 0,
		1946	children => [
		1947	(new CFClient::UI::Empty expand => 1),
		1948	(new CFClient::UI::Slider vertical => 1),
563	}	1949	],
		1950	);
564		1951
565	$y += $self->max_row_height ($yi);	1952	$self->{children}[1]->connect (changed => sub {
		1953	$self->update;
		1954	});
		1955
		1956	$self
		1957	}
		1958
		1959	sub set_fontsize {
		1960	my ($self, $fontsize) = @_;
		1961
		1962	$self->{fontsize} = $fontsize;
		1963	$self->reflow;
		1964	}
		1965
		1966	sub text_height {
		1967	my ($self, $text) = @_;
		1968
		1969	my $layout = $self->{layout};
		1970
		1971	$layout->set_height ($self->{fontsize} * $::FONTSIZE);
		1972	$layout->set_width ($self->{w});
		1973	$layout->set_text ($text);
566	}	1974
		1975	($layout->size)[1]
567	}	1976	}
568		1977
569	#############################################################################	1978	sub reflow {
		1979	my ($self) = @_;
570		1980
571	package Crossfire::Client::Widget::VBox;	1981	$self->{need_reflow}++;
572		1982	$self->update;
573	our @ISA = Crossfire::Client::Widget::Container::;	1983	}
574
575	use SDL::OpenGL;
576		1984
577	sub size_allocate {	1985	sub size_allocate {
578	my ($self, $w, $h) = @_;	1986	my ($self, $w, $h) = @_;
579		1987
580	$self->w ($w);	1988	$self->SUPER::size_allocate ($w, $h);
581	$self->h ($h);
582		1989
583	my $exp;	1990	$self->{layout}->set_font ($self->{font}) if $self->{font};
584	my @oth;	1991	$self->{layout}->set_height ($self->{fontsize} * $::FONTSIZE);
585	# find expand widget	1992	$self->{layout}->set_width ($self->{children}[0]{w});
586	for (@{$self->{children}}) {	1993
587	if ($_->{expand}) {	1994	$self->reflow;
588	$exp = $_;	1995	}
		1996
		1997	sub add_paragraph {
		1998	my ($self, $color, $text) = @_;
		1999
		2000	#TODO: intelligently "reformat" paragraph
		2001
		2002	my $height = $self->text_height ($text);
		2003
		2004	$self->{height} += $height;
		2005
		2006	push @{$self->{par}}, [$height, $color, $text];
		2007
		2008	$self->{children}[1]{range} = [$self->{height} - $self->{h}, 0, $self->{height}, $self->{h}];
		2009	$self->{children}[1]->update;
		2010	}
		2011
		2012	sub update {
		2013	my ($self) = @_;
		2014
		2015	$self->SUPER::update;
		2016
		2017	return unless $self->{h} > 0;
		2018
		2019	delete $self->{texture};
		2020
		2021	$ROOT->on_refresh ($self, sub {
		2022	if (delete $self->{need_reflow}) {
		2023	my $height = 0;
		2024
		2025	$height += $_->[0] = $self->text_height ($_->[2])
		2026	for @{$self->{par}};
		2027
		2028	$self->{height} = $height;
		2029
		2030	$self->{children}[1]{range} = [$height - $self->{h}, 0, $height, $self->{h}];
589	last;	2031
		2032	delete $self->{texture};
590	}	2033	}
591	push @oth, $_;
592	}
593		2034
594	my ($ow, $oh);	2035	$self->{texture} ||= new_from_opengl CFClient::Texture $self->{w}, $self->{h}, sub {
		2036	glClearColor 0, 0, 0, 1;
		2037	glClear GL_COLOR_BUFFER_BIT;
595		2038
596	# get sizes of other widgets	2039	glEnable GL_BLEND;
597	for (@oth) {	2040	glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA;
598	my ($w, $h) = $_->size_request;	2041	glEnable GL_TEXTURE_2D;
599	$oh += $h;	2042	glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
600	if ($ow < $w) { $ow = $w }
601	}
602		2043
		2044	my $top = int $self->{children}[1]{range}[0];
		2045
		2046	my $y0 = $top;
		2047	my $y1 = $top + $self->{h};
		2048
603	my $y = 0;	2049	my $y = 0;
604	for (@{$self->{children}}) {
605	$_->move (0, $y);
606		2050
607	if ($_ == $exp) {	2051	my $layout = $self->{layout};
608	$_->size_allocate ($w, $h - $oh);	2052
609	$y += $h - $oh;	2053	$layout->set_font ($self->{font}) if $self->{font};
610	} else {	2054
611	my ($cw, $h) = $_->size_request;	2055	for my $par (@{$self->{par}}) {
612	$_->size_allocate ($w, $h);	2056	my $h = $par->[0];
		2057
		2058	if ($y0 < $y + $h && $y < $y1) {
		2059	$layout->set_text ($par->[2]);
		2060
		2061	glColor @{ $par->[1] };
		2062	my ($W, $H) = $layout->size;
		2063	CFClient::Texture->new_from_layout ($layout)->draw_quad (0, $y - $y0);
		2064	}
		2065
613	$y += $h;	2066	$y += $h;
		2067	}
		2068
		2069	glDisable GL_TEXTURE_2D;
		2070	glDisable GL_BLEND;
614	}	2071	};
615	}	2072	});
616	}	2073	}
617		2074
618	sub _draw {	2075	sub _draw {
619	my ($self) = @_;	2076	my ($self) = @_;
620		2077
621	my ($x, $y);
622	for (@{$self->{children} || []}) {
623	$_->draw;
624	$y += $_->h;
625	}
626	}
627
628	#############################################################################
629
630	package Crossfire::Client::Widget::Label;
631
632	our @ISA = Crossfire::Client::Widget::;
633
634	use SDL::OpenGL;
635
636	sub new {
637	my ($class, $x, $y, $z, $height, $text) = @_;
638
639	# TODO: color, and make height, xyz etc. optional
640	my $self = $class->SUPER::new (x => $x, y => $y, z => $z, height => $height);
641
642	$self->set_text ($text);
643
644	$self
645	}
646
647	sub set_text {
648	my ($self, $text) = @_;
649
650	$self->{text} = $text;
651	$self->{texture} = new_from_text Crossfire::Client::Texture $text, $self->{height};
652
653	$self->update;
654	}
655
656	sub get_text {
657	my ($self, $text) = @_;
658
659	$self->{text}	2078	if ($self->{texture}) {
660	}
661
662	sub size_request {
663	my ($self) = @_;
664
665	(
666	$self->{texture}{width},
667	$self->{texture}{height},
668	)
669	}
670
671	sub _draw {
672	my ($self) = @_;
673
674	my $tex = $self->{texture};
675
676	glEnable GL_BLEND;
677	glEnable GL_TEXTURE_2D;	2079	glEnable GL_TEXTURE_2D;
678	glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA;
679	glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE;
680	glBindTexture GL_TEXTURE_2D, $tex->{name};
681
682	glColor 1, 0, 0, 1; # TODO color
683
684	glBegin GL_QUADS;
685	glTexCoord 0, 0; glVertex 0 , 0;
686	glTexCoord 0, 1; glVertex 0 , $tex->{height};
687	glTexCoord 1, 1; glVertex $tex->{width}, $tex->{height};
688	glTexCoord 1, 0; glVertex $tex->{width}, 0;
689	glEnd;
690
691	glDisable GL_BLEND;
692	glDisable GL_TEXTURE_2D;
693	}
694
695	#############################################################################
696
697	package Crossfire::Client::Widget::TextEntry;
698
699	our @ISA = Crossfire::Client::Widget::Label::;
700
701	use SDL;
702	use SDL::OpenGL;
703
704	sub key_down {
705	my ($self, $ev) = @_;
706
707	my $mod = $ev->key_mod;
708	my $sym = $ev->key_sym;
709
710	$ev->set_unicode (1);
711	my $uni = $ev->key_unicode;
712
713	my $text = $self->get_text;
714
715	if ($sym == SDLK_BACKSPACE) {
716	substr $text, -1, 1, '';
717
718	} elsif ($uni) {
719	$text .= chr $uni;
720	}
721	$self->set_text ($text);
722	}
723
724	#############################################################################
725
726	package Crossfire::Client::Widget::MapWidget;
727
728	use strict;
729
730	use List::Util qw(min max);
731
732	use SDL;
733	use SDL::OpenGL;
734	use SDL::OpenGL::Constants;
735
736	our @ISA = Crossfire::Client::Widget::;
737
738	sub key_down {
739	print "MAPKEYDOWN\n";
740	}
741
742	sub key_up {
743	}
744
745	sub size_request {
746
747	}
748
749	sub size_allocate {
750	}
751
752	sub _draw {
753	my ($self) = @_;
754
755	my $mx = $::CONN->{mapx};
756	my $my = $::CONN->{mapy};
757
758	my $map = $::CONN->{map};
759
760	my ($xofs, $yofs);
761
762	my $sw = 1 + int $::WIDTH / 32;
763	my $sh = 1 + int $::HEIGHT / 32;
764
765	if ($::CONN->{mapw} > $sw) {
766	$xofs = $mx + ($::CONN->{mapw} - $sw) * 0.5;
767	} else {
768	$xofs = $self->{xofs} = min $mx, max $mx + $::CONN->{mapw} - $sw + 1, $self->{xofs};
769	}
770
771	if ($::CONN->{maph} > $sh) {
772	$yofs = $my + ($::CONN->{maph} - $sh) * 0.5;
773	} else {
774	$yofs = $self->{yofs} = min $my, max $my + $::CONN->{maph} - $sh + 1, $self->{yofs};
775	}
776
777	glEnable GL_TEXTURE_2D;
778	glEnable GL_BLEND;
779	glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;	2080	glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
780		2081	$self->{texture}->draw_quad (0, 0, $self->{w}, $self->{h});
781	my $sw4 = ($sw + 3) & ~3;
782	my $lighting = "\x00" x ($sw4 * $sh);
783
784	for my $x (0 .. $sw - 1) {
785	for my $y (0 .. $sh - 1) {
786
787	my $cell = $map->[$x + $xofs][$y + $yofs]
788	or next;
789
790	my $darkness = $cell->[0] * (1 / 255);
791	if ($darkness < 0) {
792	$darkness = 0.15;
793	}
794	substr $lighting, $y * $sw4 + $x, 1, chr 255 - $darkness * 255;
795
796	for my $num (grep $_, @$cell[1,2,3]) {
797	my $tex = $::CONN->{face}[$num]{texture} || next;
798
799	glBindTexture GL_TEXTURE_2D, $tex->{name};
800
801	my $w = $tex->{width};
802	my $h = $tex->{height};
803
804	my $px = ($x + 1) * 32 - $w;
805	my $py = ($y + 1) * 32 - $h;
806
807	glBegin GL_QUADS;
808	glTexCoord 0, 0; glVertex $px , $py;
809	glTexCoord 0, 1; glVertex $px , $py + $h;
810	glTexCoord 1, 1; glVertex $px + $w, $py + $h;
811	glTexCoord 1, 0; glVertex $px + $w, $py;
812	glEnd;
813	}
814	}
815	}
816
817	# if (1) { # higher quality darkness
818	# $lighting =~ s/(.)/$1$1$1/gs;
819	# my $pb = new_from_data Gtk2::Gdk::Pixbuf $lighting, "rgb", 0, 8, $sw4, $sh, $sw4 * 3;
820	#
821	# $pb = $pb->scale_simple ($sw4 * 0.5, $sh * 0.5, "bilinear");
822	#
823	# $lighting = $pb->get_pixels;
824	# $lighting =~ s/(.)../$1/gs;
825	# }
826
827	$lighting = new Crossfire::Client::Texture
828	width => $sw4,
829	height => $sh,
830	data => $lighting,
831	internalformat => GL_ALPHA4,
832	format => GL_ALPHA;
833
834	glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA;
835	glColor 0, 0, 0, 0.75;
836	glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE;
837	glBindTexture GL_TEXTURE_2D, $lighting->{name};
838	glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR;
839	glBegin GL_QUADS;
840	glTexCoord 0, 0; glVertex 0 , 0;
841	glTexCoord 0, 1; glVertex 0 , $sh * 32;
842	glTexCoord 1, 1; glVertex $sw4 * 32, $sh * 32;
843	glTexCoord 1, 0; glVertex $sw4 * 32, 0;
844	glEnd;
845
846	glDisable GL_TEXTURE_2D;	2082	glDisable GL_TEXTURE_2D;
847	glDisable GL_BLEND;
848	}
849
850	my %DIR = (
851	SDLK_KP8, [1, "north"],
852	SDLK_KP9, [2, "northeast"],
853	SDLK_KP6, [3, "east"],
854	SDLK_KP3, [4, "southeast"],
855	SDLK_KP2, [5, "south"],
856	SDLK_KP1, [6, "southwest"],
857	SDLK_KP4, [7, "west"],
858	SDLK_KP7, [8, "northwest"],
859
860	SDLK_UP, [1, "north"],
861	SDLK_RIGHT, [3, "east"],
862	SDLK_DOWN, [5, "south"],
863	SDLK_LEFT, [7, "west"],
864	);
865
866	sub key_down {
867	my ($self, $ev) = @_;
868
869	my $mod = $ev->key_mod;
870	my $sym = $ev->key_sym;
871
872	if ($sym == SDLK_KP5) {
873	$::CONN->send ("command stay fire");
874	} elsif (exists $DIR{$sym}) {
875	if ($mod & KMOD_SHIFT) {
876	$self->{shft}++;
877	$::CONN->send ("command fire $DIR{$sym}[0]");
878	} elsif ($mod & KMOD_CTRL) {
879	$self->{ctrl}++;
880	$::CONN->send ("command run $DIR{$sym}[0]");
881	} else {
882	$::CONN->send ("command $DIR{$sym}[1]");
883	}
884	}	2083	}
885	}
886		2084
887	sub key_up {	2085	$self->{children}[1]->draw;
888	my ($self, $ev) = @_;
889		2086
890	my $mod = $ev->key_mod;
891	my $sym = $ev->key_sym;
892
893	if (!($mod & KMOD_SHIFT) && delete $self->{shft}) {
894	$::CONN->send ("command fire_stop");
895	}
896	if (!($mod & KMOD_CTRL ) && delete $self->{ctrl}) {
897	$::CONN->send ("command run_stop");
898	}
899	}	2087	}
900		2088
901	#############################################################################	2089	#############################################################################
902		2090
903	package Crossfire::Client::Widget::Animator;	2091	package CFClient::UI::Animator;
904		2092
905	use SDL::OpenGL;	2093	use CFClient::OpenGL;
906		2094
907	our @ISA = Crossfire::Client::Widget::Bin::;	2095	our @ISA = CFClient::UI::Bin::;
908		2096
909	sub moveto {	2097	sub moveto {
910	my ($self, $x, $y) = @_;	2098	my ($self, $x, $y) = @_;
911		2099
912	$self->{moveto} = [$self->{x}, $self->{y}, $x, $y];	2100	$self->{moveto} = [$self->{x}, $self->{y}, $x, $y];
913	$self->{speed} = 0.2;	2101	$self->{speed} = 0.001;
914	$self->{time} = 1;	2102	$self->{time} = 1;
915		2103
916	::animation_start $self;	2104	::animation_start $self;
917	}	2105	}
918		2106
…		…
933		2121
934	sub _draw {	2122	sub _draw {
935	my ($self) = @_;	2123	my ($self) = @_;
936		2124
937	glPushMatrix;	2125	glPushMatrix;
938	glRotate $self->{time} * 10000, 0, 1, 0;	2126	glRotate $self->{time} * 1000, 0, 1, 0;
939	$self->{children}[0]->draw;	2127	$self->{children}[0]->draw;
940	glPopMatrix;	2128	glPopMatrix;
941	}	2129	}
942		2130
943	1;	2131	#############################################################################
944		2132
		2133	package CFClient::UI::Flopper;
		2134
		2135	our @ISA = CFClient::UI::Button::;
		2136
		2137	sub new {
		2138	my $class = shift;
		2139
		2140	my $self = $class->SUPER::new (
		2141	state => 0,
		2142	connect_activate => \&toggle_flopper,
		2143	can_events => 1,
		2144	@_
		2145	);
		2146
		2147	if ($self->{state}) {
		2148	$self->{state} = 0;
		2149	$self->toggle_flopper;
		2150	}
		2151
		2152	$self
		2153	}
		2154
		2155	sub toggle_flopper {
		2156	my ($self) = @_;
		2157
		2158	# TODO: use animation
		2159	if ($self->{state} = !$self->{state}) {
		2160	$CFClient::UI::ROOT->add ($self->{other});
		2161	$self->{other}->move ($self->coord2global (0, $self->{h}));
		2162	$self->emit ("open");
		2163	} else {
		2164	$CFClient::UI::ROOT->remove ($self->{other});
		2165	$self->emit ("close");
		2166	}
		2167
		2168	$self->emit (changed => $self->{state});
		2169	}
		2170
		2171	#############################################################################
		2172
		2173	package CFClient::UI::Tooltip;
		2174
		2175	our @ISA = CFClient::UI::Bin::;
		2176
		2177	use CFClient::OpenGL;
		2178
		2179	sub new {
		2180	my $class = shift;
		2181
		2182	$class->SUPER::new (
		2183	@_,
		2184	can_events => 0,
		2185	)
		2186	}
		2187
		2188	sub set_text {
		2189	my ($self, $text) = @_;
		2190
		2191	$self->{label} ||= new CFClient::UI::Label fontsize => 0.8, fg => [0, 0, 0];
		2192	$self->{label}->set_text ($text);
		2193	$self->add ($self->{label});
		2194	}
		2195
		2196	sub size_request {
		2197	my ($self) = @_;
		2198
		2199	$self->child->set_max_size ($::WIDTH * 0.3);
		2200
		2201	my ($w, $h) = @{$self->child}{qw(req_w req_h)};
		2202
		2203	($w + 4, $h + 4)
		2204	}
		2205
		2206	sub _draw {
		2207	my ($self) = @_;
		2208
		2209	glPushMatrix;
		2210	glTranslate 0.375, 0.375;
		2211
		2212	my ($w, $h) = @$self{qw(w h)};
		2213
		2214	glColor 1, 0.8, 0.4;
		2215	glBegin GL_QUADS;
		2216	glVertex 0 , 0;
		2217	glVertex 0 , $h;
		2218	glVertex $w, $h;
		2219	glVertex $w, 0;
		2220	glEnd;
		2221
		2222	glColor 0, 0, 0;
		2223	glBegin GL_LINE_LOOP;
		2224	glVertex 0 , 0;
		2225	glVertex 0 , $h;
		2226	glVertex $w, $h;
		2227	glVertex $w, 0;
		2228	glEnd;
		2229
		2230	glPopMatrix;
		2231
		2232	glTranslate 2, 2;
		2233	$self->SUPER::_draw;
		2234	}
		2235
		2236	#############################################################################
		2237
		2238	package CFClient::UI::Root;
		2239
		2240	our @ISA = CFClient::UI::Container::;
		2241
		2242	use CFClient::OpenGL;
		2243
		2244	sub check_size {
		2245	my ($self) = @_;
		2246
		2247	$self->configure (0, 0, $::WIDTH, $::HEIGHT);
		2248	}
		2249
		2250	sub size_request {
		2251	($::WIDTH, $::HEIGHT)
		2252	}
		2253
		2254	sub configure {
		2255	my ($self, $x, $y, $w, $h) = @_;
		2256
		2257	$self->SUPER::configure ($x, $y, $w, $h);
		2258
		2259	for my $child (@{$self->{children}}) {
		2260	my ($X, $Y, $W, $H) = @$child{qw(x y req_w req_h)};
		2261
		2262	$X = List::Util::max 0, List::Util::min $w - $W, $X;
		2263	$Y = List::Util::max 0, List::Util::min $h - $H, $Y;
		2264	$child->configure ($X, $Y, $W,$H);
		2265	}
		2266	}
		2267
		2268	sub _topleft {
		2269	my ($self, $x, $y) = @_;
		2270
		2271	($x, $y)
		2272	}
		2273
		2274	sub update {
		2275	my ($self) = @_;
		2276
		2277	$self->check_size;
		2278	::refresh ();
		2279	}
		2280
		2281	sub add {
		2282	my ($self, $child) = @_;
		2283
		2284	# integerize window positions
		2285	$child->{x} = int $child->{x};
		2286	$child->{y} = int $child->{y};
		2287
		2288	$self->SUPER::add ($child);
		2289	}
		2290
		2291	sub on_refresh {
		2292	my ($self, $id, $cb) = @_;
		2293
		2294	$self->{refresh_hook}{$id} = $cb;
		2295	}
		2296
		2297	sub draw {
		2298	my ($self) = @_;
		2299
		2300	while (my $rcb = delete $self->{refresh_hook}) {
		2301	$_->() for values %$rcb;
		2302	}
		2303
		2304	glViewport 0, 0, $::WIDTH, $::HEIGHT;
		2305	glClearColor +($::CFG->{fow_intensity}) x 3, 1;
		2306	glClear GL_COLOR_BUFFER_BIT;
		2307
		2308	glMatrixMode GL_PROJECTION;
		2309	glLoadIdentity;
		2310	glOrtho 0, $::WIDTH, $::HEIGHT, 0, -10000 , 10000;
		2311	glMatrixMode GL_MODELVIEW;
		2312	glLoadIdentity;
		2313
		2314	$self->_draw;
		2315	}
		2316
		2317	#############################################################################
		2318
		2319	package CFClient::UI;
		2320
		2321	$ROOT = new CFClient::UI::Root;
		2322	$TOOLTIP = new CFClient::UI::Tooltip;
		2323
		2324	1
		2325

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