--- deliantra/Deliantra-Client/DC/UI.pm 2006/04/09 22:27:24 1.50 +++ deliantra/Deliantra-Client/DC/UI.pm 2009/01/11 22:15:23 1.475 @@ -1,138 +1,603 @@ -package Crossfire::Client::Widget; +package DC::UI; +use utf8; use strict; -use Scalar::Util; +use List::Util (); -use SDL::OpenGL; -use SDL::OpenGL::Constants; +use Guard (); -use Crossfire::Client; +use DC; +use DC::Pod; +use DC::Texture; + +our ($FOCUS, $HOVER, $GRAB); # various widgets + +our $LAYOUT; +our $ROOT; +our $TOOLTIP; +our $BUTTON_STATE; + +our %WIDGET; # all widgets, weak-referenced + +our $TOOLTIP_WATCHER = EV::timer_ns 0, 0.03, sub { + $_[0]->stop; + + if (!$GRAB) { + for (my $widget = $HOVER; $widget; $widget = $widget->{parent}) { + if (length $widget->{tooltip}) { + if ($TOOLTIP->{owner} != $widget) { + $TOOLTIP->{owner}->emit ("tooltip_hide") if $TOOLTIP->{owner}; + $TOOLTIP->hide; + + $TOOLTIP->{owner} = $widget; + $TOOLTIP->{owner}->emit ("tooltip_show") if $TOOLTIP->{owner}; + + return if $ENV{CFPLUS_DEBUG} & 8; + + $TOOLTIP->set_tooltip_from ($widget); + $TOOLTIP->show; + } + + return; + } + } + } + + $TOOLTIP->hide; + $TOOLTIP->{owner}->emit ("tooltip_hide") if $TOOLTIP->{owner}; + delete $TOOLTIP->{owner}; +}; + +sub get_layout { + my $layout; + + for (grep { $_->{name} } values %WIDGET) { + my $win = $layout->{$_->{name}} = { }; + + $win->{x} = ($_->{x} + $_->{w} * 0.5) / $::WIDTH if $_->{x} =~ /^[0-9.]+$/; + $win->{y} = ($_->{y} + $_->{h} * 0.5) / $::HEIGHT if $_->{y} =~ /^[0-9.]+$/; + $win->{w} = $_->{w} / $::WIDTH if defined $_->{w}; + $win->{h} = $_->{h} / $::HEIGHT if defined $_->{h}; + + $win->{show} = $_->{visible} && $_->{is_toplevel}; + } + + $layout +} + +sub set_layout { + my ($layout) = @_; + + $LAYOUT = $layout; +} # class methods for events -sub feed_sdl_key_down_event { $::FOCUS->key_down ($_[0]) if $::FOCUS } -sub feed_sdl_key_up_event { $::FOCUS->key_up ($_[0]) if $::FOCUS } -sub feed_sdl_button_down_event { } -sub feed_sdl_button_up_event { } +sub feed_sdl_key_down_event { + $FOCUS->emit (key_down => $_[0]) + if $FOCUS; +} + +sub feed_sdl_key_up_event { + $FOCUS->emit (key_up => $_[0]) + if $FOCUS; +} + +sub check_hover { + my ($widget) = @_; + + if ($widget != $HOVER) { + my $hover = $HOVER; $HOVER = $widget; + + $hover->update if $hover && $hover->{can_hover}; + $HOVER->update if $HOVER && $HOVER->{can_hover}; + + $TOOLTIP_WATCHER->again; + } +} + +sub feed_sdl_button_down_event { + my ($ev) = @_; + my ($x, $y) = ($ev->{x}, $ev->{y}); + + $BUTTON_STATE |= 1 << ($ev->{button} - 1); + + unless ($GRAB) { + my $widget = $ROOT->find_widget ($x, $y); + + $GRAB = $widget; + $GRAB->update if $GRAB; + + $TOOLTIP_WATCHER->invoke; + } + + if ($GRAB) { + if ($ev->{button} == 4 || $ev->{button} == 5) { + # mousewheel + my $delta = $ev->{button} * 2 - 9; + my $shift = $ev->{mod} & DC::KMOD_SHIFT; + + $ev->{dx} = $shift ? $delta : 0; + $ev->{dy} = $shift ? 0 : $delta; + + $GRAB->emit (mouse_wheel => $ev); + } else { + $GRAB->emit (button_down => $ev) + } + } +} + +sub feed_sdl_button_up_event { + my ($ev) = @_; + + my $widget = $GRAB || $ROOT->find_widget ($ev->{x}, $ev->{y}); + + $BUTTON_STATE &= ~(1 << ($ev->{button} - 1)); + + $GRAB->emit (button_up => $ev) + if $GRAB && $ev->{button} != 4 && $ev->{button} != 5; + + unless ($BUTTON_STATE) { + my $grab = $GRAB; undef $GRAB; + $grab->update if $grab; + $GRAB->update if $GRAB; + + check_hover $widget; + $TOOLTIP_WATCHER->invoke; + } +} + +sub feed_sdl_motion_event { + my ($ev) = @_; + my ($x, $y) = ($ev->{x}, $ev->{y}); + + my $widget = $GRAB || $ROOT->find_widget ($x, $y); + + check_hover $widget; + + $HOVER->emit (mouse_motion => $ev) + if $HOVER; +} + +# convert position array to integers +sub harmonize { + my ($vals) = @_; + + my $rem = 0; + + for (@$vals) { + my $i = int $_ + $rem; + $rem += $_ - $i; + $_ = $i; + } +} + +sub full_refresh { + # make a copy, otherwise for complains about freed values. + my @widgets = values %WIDGET; + + $_->update + for @widgets; +} + +sub reconfigure_widgets { + # make a copy, otherwise C complains about freed values. + my @widgets = values %WIDGET; + + $_->reconfigure + for @widgets; +} + +# call when resolution changes etc. +sub rescale_widgets { + my ($sx, $sy) = @_; + + for my $widget (values %WIDGET) { + if ($widget->{is_toplevel} || $widget->{c_rescale}) { + $widget->{x} += int $widget->{w} * 0.5 if $widget->{x} =~ /^[0-9.]+$/; + $widget->{y} += int $widget->{h} * 0.5 if $widget->{y} =~ /^[0-9.]+$/; + + $widget->{x} = int 0.5 + $widget->{x} * $sx if $widget->{x} =~ /^[0-9.]+$/; + $widget->{w} = int 0.5 + $widget->{w} * $sx if exists $widget->{w}; + $widget->{force_w} = int 0.5 + $widget->{force_w} * $sx if exists $widget->{force_w}; + $widget->{y} = int 0.5 + $widget->{y} * $sy if $widget->{y} =~ /^[0-9.]+$/; + $widget->{h} = int 0.5 + $widget->{h} * $sy if exists $widget->{h}; + $widget->{force_h} = int 0.5 + $widget->{force_h} * $sy if exists $widget->{force_h}; + + $widget->{x} -= int $widget->{w} * 0.5 if $widget->{x} =~ /^[0-9.]+$/; + $widget->{y} -= int $widget->{h} * 0.5 if $widget->{y} =~ /^[0-9.]+$/; + + } + } + + reconfigure_widgets; +} + +############################################################################# + +package DC::UI::Event; + +sub xy { + $_[1]->coord2local ($_[0]{x}, $_[0]{y}) +} + +############################################################################# + +package DC::UI::Base; + +use strict; + +use DC::OpenGL; sub new { my $class = shift; - bless { @_ }, $class + my $self = bless { + x => "center", + y => "center", + z => 0, + w => undef, + h => undef, + can_events => 1, + @_ + }, $class; + + DC::weaken ($DC::UI::WIDGET{$self+0} = $self); + + for (keys %$self) { + if (/^on_(.*)$/) { + $self->connect ($1 => delete $self->{$_}); + } + } + + if (my $layout = $DC::UI::LAYOUT->{$self->{name}}) { + $self->{x} = $layout->{x} * $DC::UI::ROOT->{alloc_w} if exists $layout->{x}; + $self->{y} = $layout->{y} * $DC::UI::ROOT->{alloc_h} if exists $layout->{y}; + $self->{force_w} = $layout->{w} * $DC::UI::ROOT->{alloc_w} if exists $layout->{w}; + $self->{force_h} = $layout->{h} * $DC::UI::ROOT->{alloc_h} if exists $layout->{h}; + + $self->{x} -= $self->{force_w} * 0.5 if exists $layout->{x}; + $self->{y} -= $self->{force_h} * 0.5 if exists $layout->{y}; + + $self->show if $layout->{show}; + } + + $self +} + +sub destroy { + my ($self) = @_; + + $self->hide; + $self->emit ("destroy"); + %$self = (); } -sub move { +sub TO_JSON { + { "\fw" => $_[0]{s_id} } +} + +sub show { + my ($self) = @_; + + return if $self->{parent}; + + $DC::UI::ROOT->add ($self); +} + +sub set_visible { + my ($self) = @_; + + return if $self->{visible}; + + $self->{parent} && $self->{parent}{root}#d# + or return ::clienterror ("set_visible called without parent ($self->{parent}) or root\n" => 1); + + $self->{root} = $self->{parent}{root}; + $self->{visible} = $self->{parent}{visible} + 1; + + $self->emit (visibility_change => 1); + + $self->realloc if !exists $self->{req_w}; + + $_->set_visible for $self->visible_children; +} + +sub set_invisible { + my ($self) = @_; + + return unless $self->{visible}; + + $_->set_invisible for $self->children; + + delete $self->{visible}; + delete $self->{root}; + + undef $GRAB if $GRAB == $self; + undef $HOVER if $HOVER == $self; + + $DC::UI::TOOLTIP_WATCHER->invoke + if $TOOLTIP->{owner} == $self; + + $self->emit ("focus_out"); + $self->emit (visibility_change => 0); +} + +sub set_visibility { + my ($self, $visible) = @_; + + return if $self->{visible} == $visible; + + $visible ? $self->show + : $self->hide; +} + +sub toggle_visibility { + my ($self) = @_; + + $self->{visible} + ? $self->hide + : $self->show; +} + +sub hide { + my ($self) = @_; + + $self->set_invisible; + + # extra $parent copy for 5.8.8+ bug workaround + # (otherwise $_[0] in remove gets freed + if (my $parent = $self->{parent}) { + $parent->remove ($self); + } +} + +sub move_abs { my ($self, $x, $y, $z) = @_; - $self->{x} = $x; - $self->{y} = $y; + + $self->{x} = List::Util::max 0, List::Util::min $self->{root}{w} - $self->{w}, int $x; + $self->{y} = List::Util::max 0, List::Util::min $self->{root}{h} - $self->{h}, int $y; $self->{z} = $z if defined $z; + + $self->update; } -sub needs_redraw { - 0 +sub set_size { + my ($self, $w, $h) = @_; + + $self->{force_w} = $w; + $self->{force_h} = $h; + + $self->realloc; +} + +# traverse the widget chain up to find the maximum "physical" size constraints +sub get_max_wh { + my ($self) = @_; + + my ($w, $h) = @$self{qw(max_w max_h)}; + + if ($w <= 0 || $h <= 0) { + my ($mw, $mh) = $self->{parent} + ? $self->{parent}->get_max_wh + : ($::WIDTH, $::HEIGHT); + + $w = $mw if $w <= 0; + $h = $mh if $h <= 0; + } + + ($w, $h) } sub size_request { require Carp; - Carp::confess "size_request is abtract"; + Carp::confess "size_request is abstract"; } -sub size_allocate { - my ($self, $w, $h) = @_; - - $self->{w} = $w; - $self->{h} = $h; +sub baseline_shift { + 0 } -sub focus_in { - my ($widget) = @_; - $::FOCUS = $widget; +sub configure { + my ($self, $x, $y, $w, $h) = @_; + + if ($self->{aspect}) { + my ($ow, $oh) = ($w, $h); + + $w = List::Util::min $w, DC::ceil $h * $self->{aspect}; + $h = List::Util::min $h, DC::ceil $w / $self->{aspect}; + + # use alignment to adjust x, y + + $x += int 0.5 * ($ow - $w); + $y += int 0.5 * ($oh - $h); + } + + if ($self->{x} ne $x || $self->{y} ne $y) { + $self->{x} = $x; + $self->{y} = $y; + $self->update; + } + + if ($self->{alloc_w} != $w || $self->{alloc_h} != $h) { + return unless $self->{visible}; + + $self->{alloc_w} = $w; + $self->{alloc_h} = $h; + + $self->{root}{size_alloc}{$self+0} = $self; + } } -sub focus_out { - my ($widget) = @_; +sub children { + # nop } -sub key_down { - my ($widget, $sdlev) = @_; +sub visible_children { + $_[0]->children } -sub key_up { - my ($widget, $sdlev) = @_; +sub set_max_size { + my ($self, $w, $h) = @_; + + $self->{max_w} = int $w if defined $w; + $self->{max_h} = int $h if defined $h; + + $self->realloc; } -sub button_down { - my ($widget, $sdlev) = @_; +sub set_tooltip { + my ($self, $tooltip) = @_; + + $tooltip =~ s/^\s+//; + $tooltip =~ s/\s+$//; + + return if $self->{tooltip} eq $tooltip; + + $self->{tooltip} = $tooltip; + + if ($DC::UI::TOOLTIP->{owner} == $self) { + delete $DC::UI::TOOLTIP->{owner}; + $DC::UI::TOOLTIP_WATCHER->invoke; + } } -sub button_up { - my ($widget, $sdlev) = @_; +# translate global coordinates to local coordinate system +sub coord2local { + my ($self, $x, $y) = @_; + + return (undef, undef) unless $self->{parent}; + + $self->{parent}->coord2local ($x - $self->{x}, $y - $self->{y}) } -sub w { $_[0]->{w} = $_[1] if $_[1]; $_[0]->{w} } -sub h { $_[0]->{h} = $_[1] if $_[1]; $_[0]->{h} } -sub x { $_[0]->{x} = $_[1] if $_[1]; $_[0]->{x} } -sub y { $_[0]->{y} = $_[1] if $_[1]; $_[0]->{y} } -sub z { $_[0]->{z} = $_[1] if $_[1]; $_[0]->{z} } +# translate local coordinates to global coordinate system +sub coord2global { + my ($self, $x, $y) = @_; -sub draw { + return (undef, undef) unless $self->{parent}; + + $self->{parent}->coord2global ($x + $self->{x}, $y + $self->{y}) +} + +sub invoke_focus_in { my ($self) = @_; - glPushMatrix; - glTranslate $self->{x}, $self->{y}, 0; - $self->_draw; - if ($self == $::HOVER) { - glColor 1, 1, 1, 0.4; - glEnable GL_BLEND; - glBegin GL_QUADS; - glVertex 0, 0; - glVertex $self->{w} - 1, 0; - glVertex $self->{w} - 1, $self->{h} - 1; - glVertex 0, $self->{h} - 1; - glEnd; - glDisable GL_BLEND; - } - glPopMatrix; + return if $FOCUS == $self; + return unless $self->{can_focus}; + + $FOCUS = $self; + + $self->update; + + 0 } -sub _draw { +sub invoke_focus_out { my ($self) = @_; - warn "no draw defined for $self\n"; + return unless $FOCUS == $self; + + undef $FOCUS; + + $self->update; + + $::MAPWIDGET->grab_focus #d# focus mapwidget if no other widget has focus + unless $FOCUS; + + 0 } -sub bbox { +sub grab_focus { my ($self) = @_; - my ($w, $h) = $self->size_request; - ( - $self->{x}, - $self->{y}, - $self->{x} = $w, - $self->{y} = $h - ) + + $FOCUS->emit ("focus_out") if $FOCUS; + $self->emit ("focus_in"); } -sub find_widget { - my ($self, $x, $y) = @_; +sub invoke_mouse_motion { 0 } +sub invoke_button_up { 0 } +sub invoke_key_down { 0 } +sub invoke_key_up { 0 } +sub invoke_mouse_wheel { 0 } + +sub invoke_button_down { + my ($self, $ev, $x, $y) = @_; + + $self->grab_focus; + + 0 +} + +sub connect { + my ($self, $signal, $cb) = @_; + + push @{ $self->{signal_cb}{$signal} }, $cb; + + defined wantarray and Guard::guard { + @{ $self->{signal_cb}{$signal} } = grep $_ != $cb, + @{ $self->{signal_cb}{$signal} }; + } +} - return $self - if $x >= $self->{x} && $x < $self->{x} + $self->{w} - && $y >= $self->{y} && $y < $self->{y} + $self->{h}; +sub disconnect_all { + my ($self, $signal) = @_; + + delete $self->{signal_cb}{$signal}; +} + +my %has_coords = ( + button_down => 1, + button_up => 1, + mouse_motion => 1, + mouse_wheel => 1, +); + +sub emit { + my ($self, $signal, @args) = @_; + + # I do not really like this solution, but I do not like duplication + # and needlessly verbose code, either. + my @append + = $has_coords{$signal} + ? $args[0]->xy ($self) + : (); + + #warn +(caller(1))[3] . "emit $signal on $self (parent $self->{parent})\n";#d# + + for my $cb ( + @{$self->{signal_cb}{$signal} || []}, # before + ($self->can ("invoke_$signal") || sub { 1 }), # closure + ) { + return $cb->($self, @args, @append) || next; + } - () + # parent + $self->{parent} && $self->{parent}->emit ($signal, @args) } -sub del_parent { $_[0]->{parent} = undef } +#sub find_widget { +# in .xs sub set_parent { - my ($self, $par) = @_; + my ($self, $parent) = @_; - $self->{parent} = $par; - Scalar::Util::weaken $self->{parent}; + DC::weaken ($self->{parent} = $parent); + $self->set_visible if $parent->{visible}; } -sub get_parent { - $_[0]->{parent} +sub realloc { + my ($self) = @_; + + if ($self->{visible}) { + return if $self->{root}{realloc}{$self+0}; + + $self->{root}{realloc}{$self+0} = $self; + $self->{root}->update; + } else { + delete $self->{req_w}; + delete $self->{req_h}; + } } sub update { @@ -142,47 +607,176 @@ if $self->{parent}; } +sub reconfigure { + my ($self) = @_; + + $self->realloc; + $self->update; +} + +# using global variables seems a bit hacky, but passing through all drawing +# functions seems pointless. +our ($draw_x, $draw_y, $draw_w, $draw_h); # screen rectangle being drawn + +#sub draw { +#CFPlus.xs + +sub _draw { + my ($self) = @_; + + warn "no draw defined for $self\n"; +} + sub DESTROY { my ($self) = @_; - #$self->deactivate; + return if DC::in_destruct; + + local $@; + eval { $self->destroy }; + warn "exception during widget destruction: $@" if $@ & $@ != /during global destruction/; + + delete $WIDGET{$self+0}; +} + +############################################################################# + +package DC::UI::DrawBG; + +our @ISA = DC::UI::Base::; + +use strict; +use DC::OpenGL; + +sub new { + my $class = shift; + + $class->SUPER::new ( + #bg => [0, 0, 0, 0.2], + #active_bg => [1, 1, 1, 0.5], + @_ + ) +} + +sub _draw { + my ($self) = @_; + + my $color = $FOCUS == $self && $self->{active_bg} + ? $self->{active_bg} + : $self->{bg}; + + if ($color && (@$color < 4 || $color->[3])) { + my ($w, $h) = @$self{qw(w h)}; + + glEnable GL_BLEND; + glBlendFunc GL_ONE, GL_ONE_MINUS_SRC_ALPHA; + glColor_premultiply @$color; + glRect 0, 0, $w, $h; + glDisable GL_BLEND; + } } ############################################################################# -package Crossfire::Client::Widget::Container; +package DC::UI::Empty; -our @ISA = Crossfire::Client::Widget::; +our @ISA = DC::UI::Base::; sub new { - my ($class, @widgets) = @_; + my ($class, %arg) = @_; + $class->SUPER::new (can_events => 0, %arg); +} - my $self = $class->SUPER::new (children => []); - $self->add ($_) for @widgets; +sub size_request { + my ($self) = @_; + + ($self->{w} + 0, $self->{h} + 0) +} + +sub draw { } + +############################################################################# + +package DC::UI::Container; + +our @ISA = DC::UI::Base::; + +sub new { + my ($class, %arg) = @_; + + my $children = delete $arg{children}; + + my $self = $class->SUPER::new ( + children => [], + can_events => 0, + %arg, + ); + + $self->add (@$children) + if $children && @$children; $self } +sub realloc { + my ($self) = @_; + + $self->{force_realloc} = 1; + $self->{force_size_alloc} = 1; + $self->SUPER::realloc; +} + sub add { - my ($self, $chld, $expand) = @_; + my ($self, @widgets) = @_; + + $_->set_parent ($self) + for @widgets; - $chld->{expand} = $expand; - $chld->set_parent ($self); + # TODO: only do this in widgets that need it, e.g. root, fixed + use sort 'stable'; - @{$self->{children}} = + $self->{children} = [ sort { $a->{z} <=> $b->{z} } - @{$self->{children}}, $chld; + @{$self->{children}}, @widgets + ]; + + $self->realloc; + + $self->emit (c_add => \@widgets); + + map $_+0, @widgets +} - $self->size_allocate ($self->{w}, $self->{h}) - if $self->{w}; #TODO: check for "realised state" +sub children { + @{ $_[0]{children} } } sub remove { - my ($self, $widget) = @_; + my ($self, @widgets) = @_; + + $self->emit (c_remove => \@widgets); - $self->{children} = [ grep $_ != $widget, @{ $self->{children} } ]; + for my $child (@widgets) { + delete $child->{parent}; + $child->hide; + $self->{children} = [ grep $_ != $child, @{ $self->{children} } ]; + } - $self->size_allocate ($self->{w}, $self->{h}); + $self->realloc; +} + +sub clear { + my ($self) = @_; + + my $children = $self->{children}; + $self->{children} = []; + + for (@$children) { + delete $_->{parent}; + $_->hide; + } + + $self->realloc; } sub find_widget { @@ -193,7 +787,7 @@ my $res; - for (reverse @{ $self->{children} }) { + for (reverse $self->visible_children) { $res = $_->find_widget ($x, $y) and return $res; } @@ -204,711 +798,2764 @@ sub _draw { my ($self) = @_; - $_->draw for @{$self->{children}}; + $_->draw for $self->visible_children; } ############################################################################# -package Crossfire::Client::Widget::Bin; +package DC::UI::Bin; -our @ISA = Crossfire::Client::Widget::Container::; +our @ISA = DC::UI::Container::; -sub child { $_[0]->{children}[0] } +sub new { + my ($class, %arg) = @_; -sub size_request { - $_[0]{children}[0]->size_request if $_[0]{children}[0]; + my $child = (delete $arg{child}) || new DC::UI::Empty::; + + $class->SUPER::new (children => [$child], %arg) } -sub size_allocate { - my ($self, $w, $h) = @_; +sub add { + my ($self, $child) = @_; - $self->SUPER::size_allocate ($w, $h); - $self->{children}[0]->size_allocate ($w, $h) - if $self->{children}[0] + $self->clear; + $self->SUPER::add ($child); } -############################################################################# +sub remove { + my ($self, $widget) = @_; -package Crossfire::Client::Widget::Toplevel; + $self->SUPER::remove ($widget); -our @ISA = Crossfire::Client::Widget::Container::; + $self->{children} = [new DC::UI::Empty] + unless @{$self->{children}}; +} -sub update { - my ($self) = @_; +sub child { $_[0]->{children}[0] } - ::refresh (); +sub size_request { + $_[0]{children}[0]->size_request } -sub add { - my ($self, $widget) = @_; +sub invoke_size_allocate { + my ($self, $w, $h) = @_; - $self->SUPER::add ($widget); + $self->{children}[0]->configure (0, 0, $w, $h); - $widget->size_allocate ($widget->size_request); + 1 } ############################################################################# +# back-buffered drawing area -package Crossfire::Client::Widget::Window; +package DC::UI::Window; -our @ISA = Crossfire::Client::Widget::Bin::; +our @ISA = DC::UI::Bin::; -use SDL::OpenGL; +use DC::OpenGL; sub new { - my ($class, $x, $y, $z, $w, $h) = @_; + my ($class, %arg) = @_; - my $self = $class->SUPER::new; - - @$self{qw(x y z w h)} = ($x, $y, $z, $w, $h); + my $self = $class->SUPER::new (%arg); } sub update { my ($self) = @_; - $self->render_chld; + $ROOT->on_post_alloc ($self => sub { $self->render_child }); $self->SUPER::update; } -sub render_chld { +sub invoke_size_allocate { + my ($self, $w, $h) = @_; + + $self->update; + + $self->SUPER::invoke_size_allocate ($w, $h) +} + +sub _render { my ($self) = @_; - $self->{texture} = - Crossfire::Client::Texture->new_from_opengl ( - $self->{w}, $self->{h}, sub { $self->child->draw } - ); + $self->{children}[0]->draw; } -sub size_allocate { - my ($self, $w, $h) = @_; +sub render_child { + my ($self) = @_; - $self->{w} = $w; - $self->{h} = $h; + $self->{texture} = new_from_opengl DC::Texture $self->{w}, $self->{h}, sub { + glClearColor 0, 0, 0, 0; + glClear GL_COLOR_BUFFER_BIT; - $self->child->size_allocate ($w, $h); + { + package DC::UI::Base; - $self->render_chld; + local ($draw_x, $draw_y, $draw_w, $draw_h) = + (0, 0, $self->{w}, $self->{h}); + + $self->_render; + } + }; } sub _draw { my ($self) = @_; - my ($w, $h) = ($self->w, $self->h); - my $tex = $self->{texture} or return; - glEnable GL_BLEND; glEnable GL_TEXTURE_2D; glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE; - glBindTexture GL_TEXTURE_2D, $tex->{name}; + glColor 0, 0, 0, 1; - glBegin GL_QUADS; - glTexCoord 0, 0; glVertex 0, 0; - glTexCoord 0, 1; glVertex 0, $h; - glTexCoord 1, 1; glVertex $w, $h; - glTexCoord 1, 0; glVertex $w, 0; - glEnd; + $tex->draw_quad_alpha_premultiplied (0, 0); - glDisable GL_BLEND; glDisable GL_TEXTURE_2D; } ############################################################################# -package Crossfire::Client::Widget::Frame; +package DC::UI::ViewPort; -our @ISA = Crossfire::Client::Widget::Bin::; +use List::Util qw(min max); -use SDL::OpenGL; +our @ISA = DC::UI::Window::; + +sub new { + my $class = shift; + + $class->SUPER::new ( + scroll_x => 0, + scroll_y => 1, + @_, + ) +} sub size_request { my ($self) = @_; - my $chld = $self->child - or return (0, 0); - $chld->move (2, 2); + my ($w, $h) = @{$self->child}{qw(req_w req_h)}; - map { $_ + 4 } $chld->size_request; + $w = 1 if $self->{scroll_x}; + $h = 1 if $self->{scroll_y}; + + ($w, $h) } -sub size_allocate { +sub invoke_size_allocate { my ($self, $w, $h) = @_; + + my $child = $self->child; + + $w = $child->{req_w} if $self->{scroll_x} && $child->{req_w}; + $h = $child->{req_h} if $self->{scroll_y} && $child->{req_h}; + + $self->child->configure (0, 0, $w, $h); + $self->update; + + 1 +} + +sub set_offset { + my ($self, $x, $y) = @_; + + my $x = max 0, min $self->child->{w} - $self->{w}, int $x; + my $y = max 0, min $self->child->{h} - $self->{h}, int $y; + + if ($x != $self->{view_x} or $y != $self->{view_y}) { + $self->{view_x} = $x; + $self->{view_y} = $y; + + $self->emit (changed => $x, $y); + $self->update; + } +} + +sub set_center { + my ($self, $x, $y) = @_; + + $self->set_offset ($x - $self->{w} * .5, $y - $self->{h} * .5); +} + +sub make_visible { + my ($self, $x, $y, $border) = @_; + + if ( $x < $self->{view_x} + $self->{w} * $border + || $x > $self->{view_x} + $self->{w} * (1 - $border) + || $y < $self->{view_y} + $self->{h} * $border + || $y > $self->{view_y} + $self->{h} * (1 - $border) + ) { + $self->set_center ($x, $y); + } +} + +# hmm, this does not work for topleft of $self... but we should not ask for that +sub coord2local { + my ($self, $x, $y) = @_; + + $self->SUPER::coord2local ($x + $self->{view_x}, $y + $self->{view_y}) +} + +sub coord2global { + my ($self, $x, $y) = @_; + + $x = List::Util::min $self->{w}, $x - $self->{view_x}; + $y = List::Util::min $self->{h}, $y - $self->{view_y}; + + $self->SUPER::coord2global ($x, $y) +} + +sub find_widget { + my ($self, $x, $y) = @_; + + if ( $x >= $self->{x} && $x < $self->{x} + $self->{w} + && $y >= $self->{y} && $y < $self->{y} + $self->{h} + ) { + $self->child->find_widget ($x + $self->{view_x}, $y + $self->{view_y}) + } else { + $self->DC::UI::Base::find_widget ($x, $y) + } +} + +sub _render { + my ($self) = @_; + + local $DC::UI::Base::draw_x = $DC::UI::Base::draw_x - $self->{view_x}; + local $DC::UI::Base::draw_y = $DC::UI::Base::draw_y - $self->{view_y}; + + DC::OpenGL::glTranslate -$self->{view_x}, -$self->{view_y}; + + $self->SUPER::_render; +} + +############################################################################# + +package DC::UI::ScrolledWindow; + +our @ISA = DC::UI::Table::; + +sub new { + my ($class, %arg) = @_; + + my $child = delete $arg{child}; + + my $self; + + my $hslider = new DC::UI::Slider + c_col => 0, + c_row => 1, + vertical => 0, + range => [0, 0, 1, 0.01], # HACK fix + on_changed => sub { + $self->{hpos} = $_[1]; + $self->{vp}->set_offset ($self->{hpos}, $self->{vpos}); + }, + ; + + my $vslider = new DC::UI::Slider + c_col => 1, + c_row => 0, + vertical => 1, + range => [0, 0, 1, 0.01], # HACK fix + on_changed => sub { + $self->{vpos} = $_[1]; + $self->{vp}->set_offset ($self->{hpos}, $self->{vpos}); + }, + ; + + $self = $class->SUPER::new ( + scroll_x => 0, + scroll_y => 1, + can_events => 1, + hslider => $hslider, + vslider => $vslider, + col_expand => [1, 0], + row_expand => [1, 0], + %arg, + ); + + $self->{vp} = new DC::UI::ViewPort + c_col => 0, + c_row => 0, + expand => 1, + scroll_x => $self->{scroll_x}, + scroll_y => $self->{scroll_y}, + on_changed => sub { + my ($vp, $x, $y) = @_; + + $vp->{parent}{hslider}->set_value ($x); + $vp->{parent}{vslider}->set_value ($y); + + 0 + }, + on_size_allocate => sub { + my ($vp, $w, $h) = @_; + $vp->{parent}->update_slider; + 0 + }, + ; + + $self->SUPER::add ($self->{vp}); + + $self->add ($child) if $child; + + $self +} + +sub add { + my ($self, $widget) = @_; + + $self->{vp}->add ($self->{child} = $widget); +} + +sub set_offset { shift->{vp}->set_offset (@_) } +sub set_center { shift->{vp}->set_center (@_) } +sub make_visible { shift->{vp}->make_visible (@_) } + +sub update_slider { + my ($self) = @_; + + my $child = ($self->{vp} or return)->child; + + if ($self->{scroll_x}) { + my ($w1, $w2) = ($child->{req_w}, $self->{vp}{w}); + $self->{hslider}->set_range ([$self->{hslider}{range}[0], 0, $w1, $w2, 1]); + + my $visible = $w1 > $w2; + if ($visible != $self->{hslider_visible}) { + $self->{hslider_visible} = $visible; + $visible ? $self->SUPER::add ($self->{hslider}) + : $self->SUPER::remove ($self->{hslider}); + } + } + + if ($self->{scroll_y}) { + my ($h1, $h2) = ($child->{req_h}, $self->{vp}{h}); + $self->{vslider}->set_range ([$self->{vslider}{range}[0], 0, $h1, $h2, 1]); + + my $visible = $h1 > $h2; + if ($visible != $self->{vslider_visible}) { + $self->{vslider_visible} = $visible; + $visible ? $self->SUPER::add ($self->{vslider}) + : $self->SUPER::remove ($self->{vslider}); + } + } +} + +sub start_dragging { + my ($self, $ev) = @_; + + $self->grab_focus; + + my $ox = $self->{vp}{view_x}; + my $oy = $self->{vp}{view_y}; - $self->{w} = $w; - $self->{h} = $h; + $self->{motion} = sub { + my ($ev, $x, $y) = @_; + + $ox -= $ev->{xrel}; + $oy -= $ev->{yrel}; + + $self->{vp}->set_offset ($ox, $oy); + }; +} + +sub invoke_mouse_wheel { + my ($self, $ev) = @_; + + $self->{vslider}->emit (mouse_wheel => $ev) if $self->{vslider_visible}; + $self->{hslider}->emit (mouse_wheel => $ev) if $self->{hslider_visible}; - $self->child->size_allocate ($w - 4, $h - 4); - $self->child->move (2, 2); + 1 +} + +sub invoke_button_down { + my ($self, $ev, $x, $y) = @_; + + if ($ev->{button} == 2) { + $self->start_dragging ($ev); + return 1; + } + + 0 +} + +sub invoke_button_up { + my ($self, $ev, $x, $y) = @_; + + if (delete $self->{motion}) { + return 1; + } + + 0 +} + +sub invoke_mouse_motion { + my ($self, $ev, $x, $y) = @_; + + if ($self->{motion}) { + $self->{motion}->($ev, $x, $y); + return 1; + } + + 0 +} + +sub invoke_size_allocate { + my ($self, $w, $h) = @_; + + $self->update_slider; + $self->SUPER::invoke_size_allocate ($w, $h) +} + +############################################################################# + +package DC::UI::Frame; + +our @ISA = DC::UI::Bin::; + +use DC::OpenGL; + +sub new { + my $class = shift; + + $class->SUPER::new ( + bg => undef, + @_, + ) } sub _draw { my ($self) = @_; - my $chld = $self->child; - - my ($w, $h) = $chld->size_request; + if ($self->{bg}) { + my ($w, $h) = @$self{qw(w h)}; - glBegin GL_QUADS; - glColor 0, 0, 0; - glTexCoord 0, 0; glVertex 0 , 0; - glTexCoord 0, 1; glVertex 0 , $h + 4; - glTexCoord 1, 1; glVertex $w + 4 , $h + 4; - glTexCoord 1, 0; glVertex $w + 4 , 0; - glEnd; + glEnable GL_BLEND; + glBlendFunc GL_ONE, GL_ONE_MINUS_SRC_ALPHA; + glColor_premultiply @{ $self->{bg} }; + glRect 0, 0, $w, $h; + glDisable GL_BLEND; + } - $chld->draw; + $self->SUPER::_draw; } ############################################################################# -package Crossfire::Client::Widget::FancyFrame; +package DC::UI::FancyFrame; + +our @ISA = DC::UI::Bin::; -our @ISA = Crossfire::Client::Widget::Bin::; +use DC::OpenGL; -use SDL::OpenGL; +sub new { + my ($class, %arg) = @_; + + if ((exists $arg{label}) && !ref $arg{label}) { + $arg{label} = new DC::UI::Label + align => 1, + valign => 0.5, + text => $arg{label}, + fontsize => ($arg{border} || 0.8) * 0.75; + } -my @tex = - map { new_from_file Crossfire::Client::Texture Crossfire::Client::find_rcfile $_ } - qw(d1_bg.png d1_border_top.png d1_border_right.png d1_border_left.png d1_border_bottom.png); + my $self = $class->SUPER::new ( + # label => "", + fg => undef, + border => 0.8, + style => 'single', + %arg, + ); + + $self +} + +sub add { + my ($self, @widgets) = @_; + + $self->SUPER::add (@widgets); + $self->DC::UI::Container::add ($self->{label}) if $self->{label}; +} + +sub border { + int $_[0]{border} * $::FONTSIZE +} sub size_request { my ($self) = @_; - my ($w, $h) = $self->SUPER::size_request; + ($self->{label_w}, undef) = $self->{label}->size_request + if $self->{label}; - $h += $tex[1]->{height}; - $h += $tex[4]->{height}; - $w += $tex[2]->{width}; - $w += $tex[3]->{width}; + my ($w, $h) = $self->SUPER::size_request; - ($w, $h) + ( + $w + $self->border * 2, + $h + $self->border * 2, + ) } -sub size_allocate { +sub invoke_size_allocate { my ($self, $w, $h) = @_; - $self->SUPER::size_allocate ($w, $h); + my $border = $self->border; - $h -= $tex[1]->{height}; - $h -= $tex[4]->{height}; - $w -= $tex[2]->{width}; - $w -= $tex[3]->{width}; + $w -= List::Util::max 0, $border * 2; + $h -= List::Util::max 0, $border * 2; - $h = $h < 0 ? 0 : $h; - $w = $w < 0 ? 0 : $w; + if (my $label = $self->{label}) { + $label->{w} = List::Util::max 0, List::Util::min $self->{label_w}, $w - $border * 2; + $label->{h} = List::Util::min $h, $border; + $label->invoke_size_allocate ($label->{w}, $label->{h}); + } + + $self->child->configure ($border, $border, $w, $h); - $self->child->size_allocate ($w, $h); - $self->child->move ($tex[3]->{width}, $tex[1]->{height}); + 1 } sub _draw { my ($self) = @_; - my ($w, $h) = ($self->{w}, $self->{h}); - my ($cw, $ch) = ($self->child->{w}, $self->child->{h}); + my $child = $self->{children}[0]; - glEnable GL_BLEND; - glEnable GL_TEXTURE_2D; - glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA; - glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE; + my $border = $self->border; + my ($w, $h) = ($self->{w}, $self->{h}); - my $top = $tex[1]; - glBindTexture GL_TEXTURE_2D, $top->{name}; + $child->draw; - glBegin GL_QUADS; - glTexCoord 0, 0; glVertex 0 , 0; - glTexCoord 0, 1; glVertex 0 , $top->{height}; - glTexCoord 1, 1; glVertex $w , $top->{height}; - glTexCoord 1, 0; glVertex $w , 0; + glColor @{$self->{fg} || $DC::THEME{fancyframe}}; + glBegin GL_LINE_STRIP; + glVertex $border * 1.5 , $border * 0.5 + 0.5; + glVertex $border * 0.5 + 0.5, $border * 0.5 + 0.5; + glVertex $border * 0.5 + 0.5, $h - $border * 0.5 + 0.5; + glVertex $w - $border * 0.5 + 0.5, $h - $border * 0.5 + 0.5; + glVertex $w - $border * 0.5 + 0.5, $border * 0.5 + 0.5; + glVertex $self->{label} ? $border * 2 + $self->{label}{w} : $border * 1.5, $border * 0.5 + 0.5; glEnd; - my $left = $tex[3]; - glBindTexture GL_TEXTURE_2D, $left->{name}; + if ($self->{label}) { + glTranslate $border * 2, 0; + $self->{label}->_draw; + } +} - glBegin GL_QUADS; - glTexCoord 0, 0; glVertex 0 , $top->{height}; - glTexCoord 0, 1; glVertex 0 , $top->{height} + $ch; - glTexCoord 1, 1; glVertex $left->{width}, $top->{height} + $ch; - glTexCoord 1, 0; glVertex $left->{width}, $top->{height}; - glEnd; +############################################################################# - my $right = $tex[2]; - glBindTexture GL_TEXTURE_2D, $right->{name}; +package DC::UI::Toplevel; - glBegin GL_QUADS; - glTexCoord 0, 0; glVertex $w - $right->{width}, $top->{height}; - glTexCoord 0, 1; glVertex $w - $right->{width}, $top->{height} + $ch; - glTexCoord 1, 1; glVertex $w , $top->{height} + $ch; - glTexCoord 1, 0; glVertex $w , $top->{height}; - glEnd; +our @ISA = DC::UI::Bin::; - my $bottom = $tex[4]; - glBindTexture GL_TEXTURE_2D, $bottom->{name}; +use DC::OpenGL; - glBegin GL_QUADS; - glTexCoord 0, 0; glVertex 0 , $h - $bottom->{height}; - glTexCoord 0, 1; glVertex 0 , $h; - glTexCoord 1, 1; glVertex $w , $h; - glTexCoord 1, 0; glVertex $w , $h - $bottom->{height}; - glEnd; +my $bg = + new_from_resource DC::Texture "d1_bg.png", + mipmap => 1, wrap => 1; - my $bg = $tex[0]; - glBindTexture GL_TEXTURE_2D, $bg->{name}; - glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE; - glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT; - glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT; +my @border = + map { new_from_resource DC::Texture $_, mipmap => 1 } + qw(d1_border_top.png d1_border_right.png d1_border_left.png d1_border_bottom.png); - my $rep_x = $cw / $bg->{width}; - my $rep_y = $ch / $bg->{height}; +my @icon = + map { new_from_resource DC::Texture $_, mipmap => 1 } + qw(x1_move.png x1_resize.png); - glBegin GL_QUADS; - glTexCoord 0, 0; glVertex $left->{width}, $top->{height}; - glTexCoord 0, $rep_y; glVertex $left->{width}, $top->{height} + $ch; - glTexCoord $rep_x, $rep_y; glVertex $left->{width} + $cw , $top->{height} + $ch; - glTexCoord $rep_x, 0; glVertex $left->{width} + $cw , $top->{height}; - glEnd; +sub new { + my ($class, %arg) = @_; - glDisable GL_BLEND; - glDisable GL_TEXTURE_2D; + my $self = $class->SUPER::new ( + bg => [1, 1, 1, 1], + border_bg => [1, 1, 1, 1], + border => 0.8, + can_events => 1, + min_w => 64, + min_h => 32, + %arg, + ); + + $self->{title_widget} = new DC::UI::Label + align => 0.5, + valign => 1, + text => $self->{title}, + fontsize => $self->{border}, + if exists $self->{title}; + + if ($self->{has_close_button}) { + $self->{close_button} = + new DC::UI::ImageButton + path => 'x1_close.png', + on_activate => sub { $self->emit ("delete") }; - $self->child->draw; + $self->DC::UI::Container::add ($self->{close_button}); + } + $self } -############################################################################# +sub add { + my ($self, @widgets) = @_; -package Crossfire::Client::Widget::Table; + $self->SUPER::add (@widgets); + $self->DC::UI::Container::add ($self->{close_button}) if $self->{close_button}; + $self->DC::UI::Container::add ($self->{title_widget}) if $self->{title_widget}; +} -our @ISA = Crossfire::Client::Widget::Bin::; +sub border { + int $_[0]{border} * $::FONTSIZE +} -use SDL::OpenGL; +sub get_max_wh { + my ($self) = @_; -sub add { - my ($self, $x, $y, $chld) = @_; - my $old_chld = $self->{children}[$y][$x]; + return ($self->{w}, $self->{h}) + if $self->{visible} && $self->{w}; - $self->{children}[$y][$x] = $chld; - $chld->set_parent ($self); - $self->update; + $self->SUPER::get_max_wh } -sub max_row_height { - my ($self, $row) = @_; +sub size_request { + my ($self) = @_; + + $self->{title_widget}->size_request + if $self->{title_widget}; - my $hs = 0; - for (my $xi = 0; $xi <= $#{$self->{children}->[$row] || []}; $xi++) { - my $c = $self->{children}->[$row]->[$xi]; - if ($c) { - my ($w, $h) = $c->size_request; - if ($hs < $h) { $hs = $h } - } - } - return $hs; + $self->{close_button}->size_request + if $self->{close_button}; + + my ($w, $h) = $self->SUPER::size_request; + + ( + $w + $self->border * 2, + $h + $self->border * 2, + ) } -sub max_col_width { - my ($self, $col) = @_; +sub invoke_size_allocate { + my ($self, $w, $h) = @_; - my $ws = 0; - for (my $yi = 0; $yi <= $#{$self->{children} || []}; $yi++) { - my $c = ($self->{children}->[$yi] || [])->[$col]; - if ($c) { - my ($w, $h) = $c->size_request; - if ($ws < $w) { $ws = $w } - } + if ($self->{title_widget}) { + $self->{title_widget}{w} = $w; + $self->{title_widget}{h} = $h; + $self->{title_widget}->invoke_size_allocate ($w, $h); } - return $ws; + + my $border = $self->border; + + $h -= List::Util::max 0, $border * 2; + $w -= List::Util::max 0, $border * 2; + + $self->child->configure ($border, $border, $w, $h); + + $self->{close_button}->configure ($self->{w} - $border, 0, $border, $border) + if $self->{close_button}; + + 1 } -sub size_request { +sub invoke_delete { my ($self) = @_; - my ($hs, $ws) = (0, 0); + $self->hide; + + 1 +} + +sub invoke_button_down { + my ($self, $ev, $x, $y) = @_; - for (my $yi = 0; $yi <= $#{$self->{children}}; $yi++) { - $hs += $self->max_row_height ($yi); - } + my ($w, $h) = @$self{qw(w h)}; + my $border = $self->border; - for (my $yi = 0; $yi <= $#{$self->{children}}; $yi++) { - my $wm = 0; - for (my $xi = 0; $xi <= $#{$self->{children}->[$yi]}; $xi++) { - $wm += $self->max_col_width ($xi) - } - if ($ws < $wm) { $ws = $wm } + my $lr = ($x >= 0 && $x < $border) || ($x > $w - $border && $x < $w); + my $td = ($y >= 0 && $y < $border) || ($y > $h - $border && $y < $h); + + if ($lr & $td) { + my ($wx, $wy) = ($self->{x}, $self->{y}); + my ($ox, $oy) = ($ev->{x}, $ev->{y}); + my ($bw, $bh) = ($self->{w}, $self->{h}); + + my $mx = $x < $border; + my $my = $y < $border; + + $self->{motion} = sub { + my ($ev, $x, $y) = @_; + + my $dx = $ev->{x} - $ox; + my $dy = $ev->{y} - $oy; + + $self->{force_w} = $bw + $dx * ($mx ? -1 : 1); + $self->{force_h} = $bh + $dy * ($my ? -1 : 1); + + $self->move_abs ($wx + $dx * $mx, $wy + $dy * $my); + $self->realloc; + }; + + } elsif ($lr ^ $td) { + my ($ox, $oy) = ($ev->{x}, $ev->{y}); + my ($bx, $by) = ($self->{x}, $self->{y}); + + $self->{motion} = sub { + my ($ev, $x, $y) = @_; + + ($x, $y) = ($ev->{x}, $ev->{y}); + + $self->move_abs ($bx + $x - $ox, $by + $y - $oy); + # HACK: the next line is required to enforce placement + $self->{parent}->invoke_size_allocate ($self->{parent}{w}, $self->{parent}{h}); + }; + } else { + return 0; } - return ($ws, $hs); + 1 +} + +sub invoke_button_up { + my ($self, $ev, $x, $y) = @_; + + ! ! delete $self->{motion} +} + +sub invoke_mouse_motion { + my ($self, $ev, $x, $y) = @_; + + $self->{motion}->($ev, $x, $y) if $self->{motion}; + + ! ! $self->{motion} +} + +sub invoke_visibility_change { + my ($self, $visible) = @_; + + delete $self->{motion} unless $visible; + + 0 } sub _draw { my ($self) = @_; - my $y = 0; - for (my $yi = 0; $yi <= $#{$self->{children}}; $yi++) { - my $x = 0; + my $child = $self->{children}[0]; - for (my $xi = 0; $xi <= $#{$self->{children}->[$yi]}; $xi++) { + my ($w, $h ) = ($self->{w}, $self->{h}); + my ($cw, $ch) = ($child->{w}, $child->{h}); - my $c = $self->{children}->[$yi]->[$xi]; - if ($c) { - $c->move ($x, $y, 0); #TODO: Move to size_request - $c->draw if $c; - } + glEnable GL_TEXTURE_2D; + glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE; - $x += $self->max_col_width ($xi); - } + my $border = $self->border; - $y += $self->max_row_height ($yi); + if ($border) { + glColor @{ $self->{border_bg} }; + $border[0]->draw_quad_alpha ( 0, 0, $w, $border); + $border[1]->draw_quad_alpha ( 0, $border, $border, $ch); + $border[2]->draw_quad_alpha ($w - $border, $border, $border, $ch); + $border[3]->draw_quad_alpha ( 0, $h - $border, $w, $border); + + # move + my $w2 = ($w - $border) * .5; + my $h2 = ($h - $border) * .5; + $icon[0]->draw_quad_alpha ( 0, $h2, $border, $border); + $icon[0]->draw_quad_alpha ($w - $border, $h2, $border, $border); + $icon[0]->draw_quad_alpha ($w2 , $h - $border, $border, $border); + + # resize + $icon[1]->draw_quad_alpha ( 0, 0, $border, $border); + $icon[1]->draw_quad_alpha ($w - $border, 0, $border, $border) + unless $self->{has_close_button}; + $icon[1]->draw_quad_alpha ( 0, $h - $border, $border, $border); + $icon[1]->draw_quad_alpha ($w - $border, $h - $border, $border, $border); } + + if (@{$self->{bg}} < 4 || $self->{bg}[3]) { + glColor @{ $self->{bg} }; + + # TODO: repeat texture not scale + # solve this better(?) + $bg->{s} = $cw / $bg->{w}; + $bg->{t} = $ch / $bg->{h}; + $bg->draw_quad_alpha ($border, $border, $cw, $ch); + } + + glDisable GL_TEXTURE_2D; + + $child->draw; + + if ($self->{title_widget}) { + glTranslate 0, $border - $self->{h}; + $self->{title_widget}->_draw; + + glTranslate 0, - ($border - $self->{h}); + } + + $self->{close_button}->draw + if $self->{close_button}; } ############################################################################# -package Crossfire::Client::Widget::VBox; +package DC::UI::Table; + +our @ISA = DC::UI::Container::; + +use List::Util qw(max sum); + +use DC::OpenGL; + +sub new { + my $class = shift; + + $class->SUPER::new ( + col_expand => [], + row_expand => [], + @_, + ) +} + +sub add { + my ($self, @widgets) = @_; + + for my $child (@widgets) { + $child->{c_rowspan} ||= 1; + $child->{c_colspan} ||= 1; + } + + $self->SUPER::add (@widgets); +} + +sub add_at { + my $self = shift; + + my @widgets; + + while (@_) { + my ($col, $row, $child) = splice @_, 0, 3, (); + + $child->{c_row} = $row; + $child->{c_col} = $col; + + push @widgets, $child; + } + + $self->add (@widgets); +} + +sub get_wh { + my ($self) = @_; + + my (@w, @h); + + my @children = $self->children; + + # first pass, columns + for my $widget (sort { $a->{c_colspan} <=> $b->{c_colspan} } @children) { + my ($c, $w, $cs) = @$widget{qw(c_col req_w c_colspan)}; + + my $sw = sum @w[$c .. $c + $cs - 1]; + + if ($w > $sw) { + $_ += ($w - $sw) / ($_ ? $sw / $_ : $cs) for @w[$c .. $c + $cs - 1]; + } + } -our @ISA = Crossfire::Client::Widget::Container::; + # second pass, rows + for my $widget (sort { $a->{c_rowspan} <=> $b->{c_rowspan} } @children) { + my ($r, $h, $rs) = @$widget{qw(c_row req_h c_rowspan)}; -use SDL::OpenGL; + my $sh = sum @h[$r .. $r + $rs - 1]; + + if ($h > $sh) { + $_ += ($h - $sh) / ($_ ? $sh / $_ : $rs) for @h[$r .. $r + $rs - 1]; + } + } + + (\@w, \@h) +} sub size_request { my ($self) = @_; - my @alloc = map [$_->size_request], @{$self->{children}}; + my ($ws, $hs) = $self->get_wh; ( - (List::Util::max map $_->[0], @alloc), - (List::Util::sum map $_->[1], @alloc), + (sum @$ws), + (sum @$hs), ) } -sub size_allocate { +sub invoke_size_allocate { my ($self, $w, $h) = @_; - $self->w ($w); - $self->h ($h); + my ($ws, $hs) = $self->get_wh; + + my $req_w = (sum @$ws) || 1; + my $req_h = (sum @$hs) || 1; + + # now linearly scale the rows/columns to the allocated size + my @col_expand = @{$self->{col_expand}}; + @col_expand = (1) x @$ws unless @col_expand; + my $col_expand = (sum @col_expand) || 1; + + $ws->[$_] += $col_expand[$_] / $col_expand * ($w - $req_w) for 0 .. $#$ws; + + DC::UI::harmonize $ws; + + my @row_expand = @{$self->{row_expand}}; + @row_expand = (1) x @$ws unless @row_expand; + my $row_expand = (sum @row_expand) || 1; + + $hs->[$_] += $row_expand[$_] / $row_expand * ($h - $req_h) for 0 .. $#$hs; + + DC::UI::harmonize $hs; + + my @x; for (0 .. $#$ws) { $x[$_ + 1] = $x[$_] + $ws->[$_] } + my @y; for (0 .. $#$hs) { $y[$_ + 1] = $y[$_] + $hs->[$_] } + + for my $widget ($self->children) { + my ($r, $c, $w, $h, $rs, $cs) = @$widget{qw(c_row c_col req_w req_h c_rowspan c_colspan)}; + + $widget->configure ( + $x[$c], $y[$r], + $x[$c + $cs] - $x[$c], $y[$r + $rs] - $y[$r], + ); + } + + 1 +} + +############################################################################# - my $exp; - my @oth; - # find expand widget - for (@{$self->{children}}) { - if ($_->{expand}) { - $exp = $_; - last; +package DC::UI::Fixed; + +use List::Util qw(min max); + +our @ISA = DC::UI::Container::; + +sub _scale($$$) { + my ($rel, $val, $max) = @_; + + $rel ? $val * $max : $val +} + +sub size_request { + my ($self) = @_; + + my ($x1, $y1, $x2, $y2) = (0, 0, 0, 0); + + # determine overall size by querying abs widgets + for my $child ($self->visible_children) { + unless ($child->{c_rel}) { + my $x = $child->{c_x}; + my $y = $child->{c_y}; + + $x1 = min $x1, $x; $x2 = max $x2, $x + $child->{req_w}; + $y1 = min $y1, $y; $y2 = max $y2, $y + $child->{req_h}; } - push @oth, $_; } - my ($ow, $oh); + my $W = $x2 - $x1; + my $H = $y2 - $y1; - # get sizes of other widgets - for (@oth) { - my ($w, $h) = $_->size_request; - $oh += $h; - if ($ow < $w) { $ow = $w } + # now layout remaining widgets + for my $child ($self->visible_children) { + if ($child->{c_rel}) { + my $x = _scale $child->{c_rel}, $child->{c_x}, $W; + my $y = _scale $child->{c_rel}, $child->{c_y}, $H; + + $x1 = min $x1, $x; $x2 = max $x2, $x + $child->{req_w}; + $y1 = min $y1, $y; $y2 = max $y2, $y + $child->{req_h}; + } } - my $y = 0; - for (@{$self->{children}}) { - $_->move (0, $y); + my $W = $x2 - $x1; + my $H = $y2 - $y1; - if ($_ == $exp) { - $_->size_allocate ($w, $h - $oh); - $y += $h - $oh; + ($W, $H) +} + +sub invoke_size_allocate { + my ($self, $W, $H) = @_; + + for my $child ($self->visible_children) { + my $x = _scale $child->{c_rel}, $child->{c_x}, $W; + my $y = _scale $child->{c_rel}, $child->{c_y}, $H; + + $x += $child->{c_halign} * $child->{req_w}; + $y += $child->{c_valign} * $child->{req_h}; + + $child->configure (int $x, int $y, $child->{req_w}, $child->{req_h}); + } + + 1 +} + +############################################################################# + +package DC::UI::Box; + +our @ISA = DC::UI::Container::; + +sub size_request { + my ($self) = @_; + + my @children = $self->visible_children; + + $self->{vertical} + ? ( + (List::Util::max map $_->{req_w}, @children), + (List::Util::sum map $_->{req_h}, @children), + ) + : ( + (List::Util::sum map $_->{req_w}, @children), + (List::Util::max map $_->{req_h}, @children), + ) +} + +sub invoke_size_allocate { + my ($self, $w, $h) = @_; + + my $space = $self->{vertical} ? $h : $w; + my @children = $self->visible_children; + + my @req; + + if ($self->{homogeneous}) { + @req = ($space / (@children || 1)) x @children; + } else { + @req = map $_->{$self->{vertical} ? "req_h" : "req_w"}, @children; + my $req = List::Util::sum @req; + + if ($req > $space) { + # ah well, not enough space + $_ *= $space / $req for @req; } else { - my ($cw, $h) = $_->size_request; - $_->size_allocate ($w, $h); - $y += $h; + my $expand = (List::Util::sum map $_->{expand}, @children) || 1; + + $space = ($space - $req) / $expand; # remaining space to give away + + $req[$_] += $space * $children[$_]{expand} + for 0 .. $#children; } } + + DC::UI::harmonize \@req; + + my $pos = 0; + for (0 .. $#children) { + my $alloc = $req[$_]; + $children[$_]->configure ($self->{vertical} ? (0, $pos, $w, $alloc) : ($pos, 0, $alloc, $h)); + + $pos += $alloc; + } + + 1 } ############################################################################# -package Crossfire::Client::Widget::Label; +package DC::UI::HBox; + +our @ISA = DC::UI::Box::; + +sub new { + my $class = shift; + + $class->SUPER::new ( + vertical => 0, + @_, + ) +} + +############################################################################# -our @ISA = Crossfire::Client::Widget::; +package DC::UI::VBox; -use SDL::OpenGL; +our @ISA = DC::UI::Box::; sub new { - my ($class, $x, $y, $z, $height, $text) = @_; + my $class = shift; - # TODO: color, and make height, xyz etc. optional - my $self = $class->SUPER::new (x => $x, y => $y, z => $z, height => $height); + $class->SUPER::new ( + vertical => 1, + @_, + ) +} - $self->set_text ($text); +############################################################################# + +package DC::UI::Label; + +our @ISA = DC::UI::DrawBG::; + +use DC::OpenGL; + +sub new { + my ($class, %arg) = @_; + + my $self = $class->SUPER::new ( + fg => [1, 1, 1], + #bg => none + #active_bg => none + #font => default_font + #text => initial text + #markup => initial narkup + #max_w => maximum pixel width + #style => 0, # render flags + ellipsise => 3, # end + layout => (new DC::Layout), + fontsize => 1, + align => 0.5, + valign => 0.5, + padding_x => 4, + padding_y => 2, + can_events => 0, + %arg + ); + + if (exists $self->{template}) { + my $layout = new DC::Layout; + $layout->set_text (delete $self->{template}); + $self->{template} = $layout; + } + + if (exists $self->{markup}) { + $self->set_markup (delete $self->{markup}); + } else { + $self->set_text (delete $self->{text}); + } $self } +sub update { + my ($self) = @_; + + delete $self->{texture}; + $self->SUPER::update; +} + +sub realloc { + my ($self) = @_; + + delete $self->{ox}; + $self->SUPER::realloc; +} + +sub clear { + my ($self) = @_; + + $self->set_text (""); +} + sub set_text { my ($self, $text) = @_; + return if $self->{text} eq "T$text"; + $self->{text} = "T$text"; + + $self->{layout}->set_text ($text); + + delete $self->{size_req}; + $self->realloc; + $self->update; +} + +sub set_markup { + my ($self, $markup) = @_; + + return if $self->{text} eq "M$markup"; + $self->{text} = "M$markup"; + + my $rgba = $markup =~ /span.*(?:foreground|background)/; + + $self->{layout}->set_markup ($markup); + + delete $self->{size_req}; + $self->realloc; + $self->update; +} + +sub size_request { + my ($self) = @_; + + $self->{size_req} ||= do { + my ($max_w, $max_h) = $self->get_max_wh; + + $self->{layout}->set_font ($self->{font}) if $self->{font}; + $self->{layout}->set_width ($max_w); + $self->{layout}->set_ellipsise ($self->{ellipsise}); + $self->{layout}->set_single_paragraph_mode ($self->{ellipsise}); + $self->{layout}->set_height ($self->{fontsize} * $::FONTSIZE); + + my ($w, $h) = $self->{layout}->size; + + if (exists $self->{template}) { + $self->{template}->set_font ($self->{font}) if $self->{font}; + $self->{template}->set_width ($max_w); + $self->{template}->set_height ($self->{fontsize} * $::FONTSIZE); + + my ($w2, $h2) = $self->{template}->size; + + $w = List::Util::max $w, $w2; + $h = List::Util::max $h, $h2; + } + + [$w, $h] + }; + + @{ $self->{size_req} } +} + +sub baseline_shift { + $_[0]{layout}->descent +} + +sub invoke_size_allocate { + my ($self, $w, $h) = @_; + + delete $self->{ox}; + + delete $self->{texture} + unless $w >= $self->{req_w} && $self->{old_w} >= $self->{req_w}; + + 1 +} + +sub set_fontsize { + my ($self, $fontsize) = @_; + + $self->{fontsize} = $fontsize; + delete $self->{size_req}; + delete $self->{texture}; + + $self->realloc; +} + +sub reconfigure { + my ($self) = @_; + + delete $self->{size_req}; + delete $self->{texture}; + + $self->SUPER::reconfigure; +} + +sub _draw { + my ($self) = @_; + + $self->SUPER::_draw; # draw background, if applicable + + my $size = $self->{texture} ||= do { + $self->{layout}->set_foreground (@{$self->{fg}}); + $self->{layout}->set_font ($self->{font}) if $self->{font}; + $self->{layout}->set_width ($self->{w}); + $self->{layout}->set_ellipsise ($self->{ellipsise}); + $self->{layout}->set_single_paragraph_mode ($self->{ellipsise}); + $self->{layout}->set_height ($self->{fontsize} * $::FONTSIZE); + + [$self->{layout}->size] + }; + + unless (exists $self->{ox}) { + $self->{ox} = $self->{padding_x} + int $self->{align} * ($self->{w} - $size->[0] - $self->{padding_x} * 2); + $self->{oy} = $self->{padding_y} + int $self->{valign} * ($self->{h} - $size->[1] - $self->{padding_y} * 2); + + $self->{layout}->render ($self->{ox}, $self->{oy}, $self->{style}); + }; + +# unless ($self->{list}) { +# $self->{list} = DC::OpenGL::glGenList; +# DC::OpenGL::glNewList $self->{list}; +# $self->{layout}->render ($self->{ox}, $self->{oy}, $self->{style}); +# DC::OpenGL::glEndList; +# } +# +# DC::OpenGL::glCallList $self->{list}; + + $self->{layout}->draw; +} + +#sub destroy { +# my ($self) = @_; +# +# DC::OpenGL::glDeleteList delete $self->{list} if $self->{list}; +# +# $self->SUPER::destroy; +#} + +############################################################################# + +package DC::UI::EntryBase; + +our @ISA = DC::UI::Label::; + +use DC::OpenGL; + +sub new { + my $class = shift; + + $class->SUPER::new ( + fg => [1, 1, 1], + bg => [0, 0, 0, 0.2], + outline => undef, + active_bg => [0, 0, 1, .2], + active_fg => [1, 1, 1], + active_outline => [1, 1, 0], + can_hover => 1, + can_focus => 1, + align => 0, + valign => 0.5, + can_events => 1, + ellipsise => 0, + padding_x => 4, + padding_y => 2, + #text => ... + #hidden => "*", + @_ + ) +} + +sub _set_text { + my ($self, $text) = @_; + + delete $self->{cur_h}; + + return if $self->{text} eq $text; + + $self->{last_activity} = $::NOW; $self->{text} = $text; - $self->{texture} = new_from_text Crossfire::Client::Texture $text, $self->{height}; + $text =~ s/./*/g if $self->{hidden}; + $self->{layout}->set_text ("$text "); + delete $self->{size_req}; + + $self->emit (changed => $self->{text}); + + $self->realloc; $self->update; } -sub get_text { +sub set_text { my ($self, $text) = @_; - $self->{text} + $self->{cursor} = length $text; + $self->_set_text ($text); +} + +sub get_text { + $_[0]{text} } sub size_request { my ($self) = @_; - ( - $self->{texture}{width}, - $self->{texture}{height}, - ) + my ($w, $h) = $self->SUPER::size_request; + + ($w + 1, $h) # add 1 for cursor +} + +sub invoke_key_down { + my ($self, $ev) = @_; + + my $mod = $ev->{mod}; + my $sym = $ev->{sym}; + my $uni = $ev->{unicode}; + + my $text = $self->get_text; + + $self->{cursor} = List::Util::max 0, List::Util::min $self->{cursor}, length $text; + + if ($sym == DC::SDLK_BACKSPACE) { + substr $text, --$self->{cursor}, 1, "" if $self->{cursor}; + } elsif ($sym == DC::SDLK_DELETE) { + substr $text, $self->{cursor}, 1, ""; + } elsif ($sym == DC::SDLK_LEFT) { + --$self->{cursor} if $self->{cursor}; + } elsif ($sym == DC::SDLK_RIGHT) { + ++$self->{cursor} if $self->{cursor} < length $self->{text}; + } elsif ($sym == DC::SDLK_HOME) { + # what a hack + $self->{cursor} = + (substr $self->{text}, 0, $self->{cursor}) =~ /^(.*\012)/ + ? length $1 + : 0; + } elsif ($sym == DC::SDLK_END) { + # uh, again + $self->{cursor} = + (substr $self->{text}, $self->{cursor}) =~ /^([^\012]*)\012/ + ? $self->{cursor} + length $1 + : length $self->{text}; + } elsif ($uni == 21) { # ctrl-u + $text = ""; + $self->{cursor} = 0; + } elsif ($uni == 27) { + $self->emit ('escape'); + } elsif ($uni == 0x0d) { + substr $text, $self->{cursor}++, 0, "\012"; + } elsif ($uni >= 0x20) { + substr $text, $self->{cursor}++, 0, chr $uni; + } else { + return 0; + } + + $self->_set_text ($text); + + $self->realloc; + $self->update; + + 1 +} + +sub invoke_focus_in { + my ($self) = @_; + + $self->{last_activity} = $::NOW; + + $self->SUPER::invoke_focus_in +} + +sub invoke_button_down { + my ($self, $ev, $x, $y) = @_; + + $self->SUPER::invoke_button_down ($ev, $x, $y); + + my $idx = $self->{layout}->xy_to_index ($x, $y); + + # byte-index to char-index + my $text = $self->{text}; + utf8::encode $text; $text = substr $text, 0, $idx; utf8::decode $text; + $self->{cursor} = length $text; + + $self->_set_text ($self->{text}); + $self->update; + + 1 +} + +sub invoke_mouse_motion { + my ($self, $ev, $x, $y) = @_; +# printf "M %d,%d %d,%d\n", $ev->motion_x, $ev->motion_y, $x, $y;#d# + + 1 } sub _draw { my ($self) = @_; - my $tex = $self->{texture}; + local $self->{fg} = $self->{fg}; + + if ($FOCUS == $self) { + glColor_premultiply @{$self->{active_bg}}; + $self->{fg} = $self->{active_fg}; + } else { + glColor_premultiply @{$self->{bg}}; + } glEnable GL_BLEND; - glEnable GL_TEXTURE_2D; - glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA; - glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE; - glBindTexture GL_TEXTURE_2D, $tex->{name}; + glBlendFunc GL_ONE, GL_ONE_MINUS_SRC_ALPHA; + glRect 0, 0, $self->{w}, $self->{h}; + glDisable GL_BLEND; - glColor 1, 0, 0, 1; # TODO color + $self->SUPER::_draw; - glBegin GL_QUADS; - glTexCoord 0, 0; glVertex 0 , 0; - glTexCoord 0, 1; glVertex 0 , $tex->{height}; - glTexCoord 1, 1; glVertex $tex->{width}, $tex->{height}; - glTexCoord 1, 0; glVertex $tex->{width}, 0; - glEnd; + #TODO: force update every cursor change :( + if ($FOCUS == $self && (($::NOW - $self->{last_activity}) & 1023) < 600) { - glDisable GL_BLEND; - glDisable GL_TEXTURE_2D; + unless (exists $self->{cur_h}) { + my $text = substr $self->{text}, 0, $self->{cursor}; + utf8::encode $text; + + @$self{qw(cur_x cur_y cur_h)} = $self->{layout}->cursor_pos (length $text); + } + + glColor_premultiply @{$self->{active_fg}}; + glBegin GL_LINES; + glVertex $self->{cur_x} + $self->{ox} + .5, $self->{cur_y} + $self->{oy}; + glVertex $self->{cur_x} + $self->{ox} + .5, $self->{cur_y} + $self->{oy} + $self->{cur_h}; + glEnd; + + glLineWidth 3; + glColor @{$self->{active_outline}}; + glRect_lineloop 1.5, 1.5, $self->{w} - 1.5, $self->{h} - 1.5; + glLineWidth 1; + + } else { + glColor @{$self->{outline} || $DC::THEME{entry_outline}}; + glBegin GL_LINE_STRIP; + glVertex .5, $self->{h} * .5; + glVertex .5, $self->{h} - 2.5; + glVertex $self->{w} - .5, $self->{h} - 2.5; + glVertex $self->{w} - .5, $self->{h} * .5; + glEnd; + } } ############################################################################# -package Crossfire::Client::Widget::TextEntry; +package DC::UI::Entry; -our @ISA = Crossfire::Client::Widget::Label::; +our @ISA = DC::UI::EntryBase::; -use SDL; -use SDL::OpenGL; +use DC::OpenGL; -sub key_down { +sub new { + my $class = shift; + + $class->SUPER::new ( + history_pointer => -1, + @_ + ) +} + + +sub invoke_key_down { my ($self, $ev) = @_; - my $mod = $ev->key_mod; - my $sym = $ev->key_sym; + my $sym = $ev->{sym}; - $ev->set_unicode (1); - my $uni = $ev->key_unicode; + if ($ev->{uni} == 0x0d || $sym == 13) { + unshift @{$self->{history}}, + my $txt = $self->get_text; + + $self->{history_pointer} = -1; + $self->{history_saveback} = ''; + $self->emit (activate => $txt); + $self->update; + + } elsif ($sym == DC::SDLK_UP) { + if ($self->{history_pointer} < 0) { + $self->{history_saveback} = $self->get_text; + } + if (@{$self->{history} || []} > 0) { + $self->{history_pointer}++; + if ($self->{history_pointer} >= @{$self->{history} || []}) { + $self->{history_pointer} = @{$self->{history} || []} - 1; + } + $self->set_text ($self->{history}->[$self->{history_pointer}]); + } - my $text = $self->get_text; + } elsif ($sym == DC::SDLK_DOWN) { + $self->{history_pointer}--; + $self->{history_pointer} = -1 if $self->{history_pointer} < 0; - if ($sym == SDLK_BACKSPACE) { - substr $text, -1, 1, ''; + if ($self->{history_pointer} >= 0) { + $self->set_text ($self->{history}->[$self->{history_pointer}]); + } else { + if (defined $self->{history_saveback}) { + $self->set_text ($self->{history_saveback}); + $self->{history_saveback} = undef; + } + } - } elsif ($uni) { - $text .= chr $uni; + } else { + return $self->SUPER::invoke_key_down ($ev) } - $self->set_text ($text); + + 1 } ############################################################################# -package Crossfire::Client::Widget::MapWidget; +package DC::UI::TextEdit; -use strict; +our @ISA = DC::UI::EntryBase::; -use List::Util qw(min max); +use DC::OpenGL; -use SDL; -use SDL::OpenGL; -use SDL::OpenGL::Constants; +sub new { + my $class = shift; -our @ISA = Crossfire::Client::Widget::; + $class->SUPER::new ( + padding_y => 4, -sub key_down { - print "MAPKEYDOWN\n"; + @_ + ) } -sub key_up { +sub move_cursor_ver { + my ($self, $dy) = @_; + + my ($line, $x) = $self->{layout}->index_to_line_x ($self->{cursor}); + + $line += $dy; + + if (defined (my $index = $self->{layout}->line_x_to_index ($line, $x))) { + $self->{cursor} = $index; + delete $self->{cur_h}; + $self->update; + return; + } } -sub size_request { +sub invoke_key_down { + my ($self, $ev) = @_; + + my $sym = $ev->{sym}; + if ($sym == DC::SDLK_UP) { + $self->move_cursor_ver (-1); + } elsif ($sym == DC::SDLK_DOWN) { + $self->move_cursor_ver (+1); + } else { + return $self->SUPER::invoke_key_down ($ev) + } + + 1 } -sub size_allocate { +############################################################################# + +package DC::UI::ButtonBin; + +our @ISA = DC::UI::Bin::; + +use DC::OpenGL; + +my @tex = + map { new_from_resource DC::Texture $_, mipmap => 1 } + qw(b1_button_inactive.png b1_button_active.png); + +sub new { + my $class = shift; + + $class->SUPER::new ( + can_hover => 1, + align => 0.5, + valign => 0.5, + can_events => 1, + @_ + ) +} + +sub invoke_button_up { + my ($self, $ev, $x, $y) = @_; + + $self->emit ("activate") + if $x >= 0 && $x < $self->{w} + && $y >= 0 && $y < $self->{h}; + + 1 } sub _draw { my ($self) = @_; - my $mx = $::CONN->{mapx}; - my $my = $::CONN->{mapy}; + glEnable GL_TEXTURE_2D; + glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE; + glColor 0, 0, 0, 1; + + my $tex = $tex[$GRAB == $self]; + $tex->draw_quad_alpha (0, 0, $self->{w}, $self->{h}); + + glDisable GL_TEXTURE_2D; + + $self->SUPER::_draw; +} + +############################################################################# + +package DC::UI::Button; + +our @ISA = DC::UI::Label::; + +use DC::OpenGL; + +my @tex = + map { new_from_resource DC::Texture $_, mipmap => 1 } + qw(b1_button_inactive.png b1_button_active.png); + +sub new { + my $class = shift; + + $class->SUPER::new ( + padding_x => 8, + padding_y => 4, + fg => [1.0, 1.0, 1.0], + active_fg => [0.8, 0.8, 0.8], + can_hover => 1, + align => 0.5, + valign => 0.5, + can_events => 1, + @_ + ) +} + +sub invoke_button_up { + my ($self, $ev, $x, $y) = @_; + + $self->emit ("activate") + if $x >= 0 && $x < $self->{w} + && $y >= 0 && $y < $self->{h}; + + 1 +} + +sub _draw { + my ($self) = @_; + + local $self->{fg} = $GRAB == $self ? $self->{active_fg} : $self->{fg}; + + glEnable GL_TEXTURE_2D; + glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE; + glColor 0, 0, 0, 1; + + my $tex = $tex[$GRAB == $self]; + $tex->draw_quad_alpha (0, 0, $self->{w}, $self->{h}); + + glDisable GL_TEXTURE_2D; + + $self->SUPER::_draw; +} + +############################################################################# + +package DC::UI::CheckBox; + +our @ISA = DC::UI::DrawBG::; + +my @tex = + map { new_from_resource DC::Texture $_, mipmap => 1 } + qw(c1_checkbox_bg.png c1_checkbox_active.png); + +use DC::OpenGL; + +sub new { + my $class = shift; + + $class->SUPER::new ( + fontsize => 1, + padding_x => 2, + padding_y => 2, + fg => [1, 1, 1], + active_fg => [1, 1, 0], + bg => [0, 0, 0, 0.2], + active_bg => [1, 1, 1, 0.5], + state => 0, + can_hover => 1, + @_ + ) +} + +sub size_request { + my ($self) = @_; + + ($self->{fontsize} * $::FONTSIZE) x 2 +} - my $map = $::CONN->{map}; +sub toggle { + my ($self) = @_; - my ($xofs, $yofs); + $self->{state} = !$self->{state}; + $self->emit (changed => $self->{state}); + $self->update; +} - my $sw = 1 + int $::WIDTH / 32; - my $sh = 1 + int $::HEIGHT / 32; +sub invoke_button_down { + my ($self, $ev, $x, $y) = @_; - if ($::CONN->{mapw} > $sw) { - $xofs = $mx + ($::CONN->{mapw} - $sw) * 0.5; + if ($x >= $self->{padding_x} && $x < $self->{w} - $self->{padding_x} + && $y >= $self->{padding_y} && $y < $self->{h} - $self->{padding_y}) { + $self->toggle; } else { - $xofs = $self->{xofs} = min $mx, max $mx + $::CONN->{mapw} - $sw + 1, $self->{xofs}; + return 0 } - if ($::CONN->{maph} > $sh) { - $yofs = $my + ($::CONN->{maph} - $sh) * 0.5; - } else { - $yofs = $self->{yofs} = min $my, max $my + $::CONN->{maph} - $sh + 1, $self->{yofs}; + 1 +} + +sub _draw { + my ($self) = @_; + + $self->SUPER::_draw; + + glTranslate $self->{padding_x}, $self->{padding_y}, 0; + + my ($w, $h) = @$self{qw(w h)}; + + my $s = List::Util::min $w - $self->{padding_x} * 2, $h - $self->{padding_y} * 2; + + glColor @{ $FOCUS == $self ? $self->{active_fg} : $self->{fg} }; + + my $tex = $self->{state} ? $tex[1] : $tex[0]; + + glEnable GL_TEXTURE_2D; + $tex->draw_quad_alpha (0, 0, $s, $s); + glDisable GL_TEXTURE_2D; +} + +############################################################################# + +package DC::UI::Image; + +our @ISA = DC::UI::Base::; + +use DC::OpenGL; + +our %texture_cache; + +sub new { + my $class = shift; + + my $self = $class->SUPER::new ( + can_events => 0, + scale => 1, + @_, + ); + + $self->{path} || $self->{tex} + or Carp::croak "'path' or 'tex' attributes required"; + + $self->{tex} ||= $texture_cache{$self->{path}} ||= + new_from_resource DC::Texture $self->{path}, mipmap => 1; + + DC::weaken $texture_cache{$self->{path}}; + + $self->{aspect} ||= $self->{tex}{w} / $self->{tex}{h}; + + $self +} + +sub STORABLE_freeze { + my ($self, $cloning) = @_; + + $self->{path} + or die "cannot serialise DC::UI::Image on non-loadable images\n"; + + $self->{path} +} + +sub STORABLE_attach { + my ($self, $cloning, $path) = @_; + + $self->new (path => $path) +} + +sub size_request { + my ($self) = @_; + + (int $self->{tex}{w} * $self->{scale}, int $self->{tex}{h} * $self->{scale}) +} + +sub _draw { + my ($self) = @_; + + my $tex = $self->{tex}; + + my ($w, $h) = ($self->{w}, $self->{h}); + + if ($self->{rot90}) { + glRotate 90, 0, 0, 1; + glTranslate 0, -$self->{w}, 0; + + ($w, $h) = ($h, $w); } glEnable GL_TEXTURE_2D; - glEnable GL_BLEND; glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE; - my $sw4 = ($sw + 3) & ~3; - my $lighting = "\x00" x ($sw4 * $sh); + $tex->draw_quad_alpha (0, 0, $w, $h); - for my $x (0 .. $sw - 1) { - for my $y (0 .. $sh - 1) { + glDisable GL_TEXTURE_2D; +} - my $cell = $map->[$x + $xofs][$y + $yofs] - or next; +############################################################################# - my $darkness = $cell->[0] * (1 / 255); - if ($darkness < 0) { - $darkness = 0.15; - } - substr $lighting, $y * $sw4 + $x, 1, chr 255 - $darkness * 255; +package DC::UI::ImageButton; + +our @ISA = DC::UI::Image::; + +use DC::OpenGL; - for my $num (grep $_, @$cell[1,2,3]) { - my $tex = $::CONN->{face}[$num]{texture} || next; +my %textures; - glBindTexture GL_TEXTURE_2D, $tex->{name}; +sub new { + my $class = shift; - my $w = $tex->{width}; - my $h = $tex->{height}; + my $self = $class->SUPER::new ( + padding_x => 4, + padding_y => 4, + fg => [1, 1, 1], + active_fg => [0, 0, 1], + can_hover => 1, + align => 0.5, + valign => 0.5, + can_events => 1, + @_ + ); +} - my $px = ($x + 1) * 32 - $w; - my $py = ($y + 1) * 32 - $h; +sub invoke_button_down { + my ($self, $ev, $x, $y) = @_; - glBegin GL_QUADS; - glTexCoord 0, 0; glVertex $px , $py; - glTexCoord 0, 1; glVertex $px , $py + $h; - glTexCoord 1, 1; glVertex $px + $w, $py + $h; - glTexCoord 1, 0; glVertex $px + $w, $py; - glEnd; - } - } + 1 +} + +sub invoke_button_up { + my ($self, $ev, $x, $y) = @_; + + $self->emit ("activate") + if $x >= 0 && $x < $self->{w} + && $y >= 0 && $y < $self->{h}; + + 1 +} + +############################################################################# + +package DC::UI::VGauge; + +our @ISA = DC::UI::Base::; + +use List::Util qw(min max); + +use DC::OpenGL; + +my %tex = ( + food => [ + map { new_from_resource DC::Texture $_, mipmap => 1 } + qw/g1_food_gauge_empty.png g1_food_gauge_full.png/ + ], + grace => [ + map { new_from_resource DC::Texture $_, mipmap => 1 } + qw/g1_grace_gauge_empty.png g1_grace_gauge_full.png g1_grace_gauge_overflow.png/ + ], + hp => [ + map { new_from_resource DC::Texture $_, mipmap => 1 } + qw/g1_hp_gauge_empty.png g1_hp_gauge_full.png/ + ], + mana => [ + map { new_from_resource DC::Texture $_, mipmap => 1 } + qw/g1_mana_gauge_empty.png g1_mana_gauge_full.png g1_mana_gauge_overflow.png/ + ], +); + +# eg. VGauge->new (gauge => 'food'), default gauge: food +sub new { + my $class = shift; + + my $self = $class->SUPER::new ( + type => 'food', + @_ + ); + + $self->{aspect} = $tex{$self->{type}}[0]{w} / $tex{$self->{type}}[0]{h}; + + $self +} + +sub size_request { + my ($self) = @_; + + #my $tex = $tex{$self->{type}}[0]; + #@$tex{qw(w h)} + (0, 0) +} + +sub set_max { + my ($self, $max) = @_; + + return if $self->{max_val} == $max; + + $self->{max_val} = $max; + $self->update; +} + +sub set_value { + my ($self, $val, $max) = @_; + + $self->set_max ($max) + if defined $max; + + return if $self->{val} == $val; + + $self->{val} = $val; + $self->update; +} + +sub _draw { + my ($self) = @_; + + my $tex = $tex{$self->{type}}; + my ($t1, $t2, $t3) = @$tex; + + my ($w, $h) = ($self->{w}, $self->{h}); + + if ($self->{vertical}) { + glRotate 90, 0, 0, 1; + glTranslate 0, -$self->{w}, 0; + + ($w, $h) = ($h, $w); } -# if (1) { # higher quality darkness -# $lighting =~ s/(.)/$1$1$1/gs; -# my $pb = new_from_data Gtk2::Gdk::Pixbuf $lighting, "rgb", 0, 8, $sw4, $sh, $sw4 * 3; -# -# $pb = $pb->scale_simple ($sw4 * 0.5, $sh * 0.5, "bilinear"); -# -# $lighting = $pb->get_pixels; -# $lighting =~ s/(.)../$1/gs; -# } + my $ycut = $self->{val} / ($self->{max_val} || 1); - $lighting = new Crossfire::Client::Texture - width => $sw4, - height => $sh, - data => $lighting, - internalformat => GL_ALPHA4, - format => GL_ALPHA; + my $ycut1 = max 0, min 1, $ycut; + my $ycut2 = max 0, min 1, $ycut - 1; - glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA; - glColor 0, 0, 0, 0.75; - glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE; - glBindTexture GL_TEXTURE_2D, $lighting->{name}; - glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR; + my $h1 = $self->{h} * (1 - $ycut1); + my $h2 = $self->{h} * (1 - $ycut2); + my $h3 = $self->{h}; + + $_ = $_ * (284-4)/288 + 4/288 for ($h1, $h2, $h3); + + glEnable GL_BLEND; + glBlendFuncSeparate GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA, + GL_ONE, GL_ONE_MINUS_SRC_ALPHA; + glEnable GL_TEXTURE_2D; + glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE; + + glBindTexture GL_TEXTURE_2D, $t1->{name}; glBegin GL_QUADS; - glTexCoord 0, 0; glVertex 0 , 0; - glTexCoord 0, 1; glVertex 0 , $sh * 32; - glTexCoord 1, 1; glVertex $sw4 * 32, $sh * 32; - glTexCoord 1, 0; glVertex $sw4 * 32, 0; + glTexCoord 0 , 0; glVertex 0 , 0; + glTexCoord 0 , $t1->{t} * (1 - $ycut1); glVertex 0 , $h1; + glTexCoord $t1->{s}, $t1->{t} * (1 - $ycut1); glVertex $w, $h1; + glTexCoord $t1->{s}, 0; glVertex $w, 0; glEnd; - glDisable GL_TEXTURE_2D; + my $ycut1 = List::Util::min 1, $ycut; + glBindTexture GL_TEXTURE_2D, $t2->{name}; + glBegin GL_QUADS; + glTexCoord 0 , $t2->{t} * (1 - $ycut1); glVertex 0 , $h1; + glTexCoord 0 , $t2->{t} * (1 - $ycut2); glVertex 0 , $h2; + glTexCoord $t2->{s}, $t2->{t} * (1 - $ycut2); glVertex $w, $h2; + glTexCoord $t2->{s}, $t2->{t} * (1 - $ycut1); glVertex $w, $h1; + glEnd; + + if ($t3) { + glBindTexture GL_TEXTURE_2D, $t3->{name}; + glBegin GL_QUADS; + glTexCoord 0 , $t3->{t} * (1 - $ycut2); glVertex 0 , $h2; + glTexCoord 0 , $t3->{t}; glVertex 0 , $h3; + glTexCoord $t3->{s}, $t3->{t}; glVertex $w, $h3; + glTexCoord $t3->{s}, $t3->{t} * (1 - $ycut2); glVertex $w, $h2; + glEnd; + } + glDisable GL_BLEND; + glDisable GL_TEXTURE_2D; } -my %DIR = ( - SDLK_KP8, [1, "north"], - SDLK_KP9, [2, "northeast"], - SDLK_KP6, [3, "east"], - SDLK_KP3, [4, "southeast"], - SDLK_KP2, [5, "south"], - SDLK_KP1, [6, "southwest"], - SDLK_KP4, [7, "west"], - SDLK_KP7, [8, "northwest"], - - SDLK_UP, [1, "north"], - SDLK_RIGHT, [3, "east"], - SDLK_DOWN, [5, "south"], - SDLK_LEFT, [7, "west"], -); +############################################################################# -sub key_down { - my ($self, $ev) = @_; +package DC::UI::Progress; - my $mod = $ev->key_mod; - my $sym = $ev->key_sym; +our @ISA = DC::UI::Label::; - if ($sym == SDLK_KP5) { - $::CONN->send ("command stay fire"); - } elsif (exists $DIR{$sym}) { - if ($mod & KMOD_SHIFT) { - $self->{shft}++; - $::CONN->send ("command fire $DIR{$sym}[0]"); - } elsif ($mod & KMOD_CTRL) { - $self->{ctrl}++; - $::CONN->send ("command run $DIR{$sym}[0]"); +use DC::OpenGL; + +sub new { + my ($class, %arg) = @_; + + my $self = $class->SUPER::new ( + padding_x => 2, + padding_y => 2, + fg => [1, 1, 1], + bg => [0, 0, 1, 0.2], + bar => [0.7, 0.5, 0.1, 0.8], + outline => [0.4, 0.3, 0], + fontsize => 0.9, + valign => 0.5, + align => 0.5, + can_events => 1, + ellipsise => 1, + label => "%d%%", + %arg, + ); + + $self->set_value ($arg{value} || -1); + + $self +} + +sub set_label { + my ($self, $label) = @_; + + return if $self->{label} eq $label; + $self->{label} = $label; + + $self->DC::UI::Progress::set_value (0 + delete $self->{value}); +} + +sub set_value { + my ($self, $value) = @_; + + if ($self->{value} ne $value) { + $self->{value} = $value; + + if ($value < 0) { + $self->set_text ("-"); } else { - $::CONN->send ("command $DIR{$sym}[1]"); + $self->set_text (sprintf $self->{label}, $value * 100); } + + $self->update; + } +} + +sub _draw { + my ($self) = @_; + + glEnable GL_BLEND; + glBlendFunc GL_ONE, GL_ONE_MINUS_SRC_ALPHA; + + my $px = $self->{padding_x}; + my $py = $self->{padding_y}; + + if ($self->{value} >= 0) { + my $s = int $px + ($self->{w} - $px * 2) * $self->{value}; + + glColor_premultiply @{$self->{bar}}; + glRect $px, $py, $s, $self->{h} - $py; + glColor_premultiply @{$self->{bg}}; + glRect $s , $py, $self->{w} - $px, $self->{h} - $py; + } + + glColor_premultiply @{$self->{outline}}; + + $px -= .5; + $py -= .5; + + glRect_lineloop $px, $py, $self->{w} - $px, $self->{h} - $py; + + glDisable GL_BLEND; + + { + local $self->{bg}; # do not draw background + $self->SUPER::_draw; + } +} + +############################################################################# + +package DC::UI::ExperienceProgress; + +our @ISA = DC::UI::Progress::; + +sub new { + my ($class, %arg) = @_; + + my $tt = exists $arg{tooltip} ? "$arg{tooltip}\n\n" : ""; + + my $self = $class->SUPER::new ( + %arg, + tooltip => sub { + my ($self) = @_; + + sprintf "%slevel %d\n%s points\n%s next level\n%s to go, %d%% done", + $tt, + $self->{lvl}, + ::formsep ($self->{exp}), + ::formsep ($self->{nxt}), + ::formsep ($self->{nxt} - $self->{exp}), + $self->_percent * 100, + }, + ); + + $::CONN->{on_exp_update}{$self+0} = sub { $self->set_value ($self->{value}) } + if $::CONN; + + $self +} + +sub DESTROY { + my ($self) = @_; + + delete $::CONN->{on_exp_update}{$self+0} + if $::CONN; + + $self->SUPER::DESTROY; +} + +sub _percent { + my ($self) = @_; + + my $table = $::CONN && $::CONN->{exp_table} + or return -1; + + my $l0 = $table->[$self->{lvl} - 1]; + my $l1 = $table->[$self->{lvl}]; + + $self->{nxt} = $l1; + + ($self->{exp} - $l0) / ($l1 - $l0) +} + +sub set_value { + my ($self, $lvl, $exp) = @_; + + $self->{lvl} = $lvl; + $self->{exp} = $exp; + + $self->SUPER::set_value ($self->_percent); +} + +############################################################################# + +package DC::UI::Gauge; + +our @ISA = DC::UI::VBox::; + +sub new { + my ($class, %arg) = @_; + + my $self = $class->SUPER::new ( + tooltip => $arg{type}, + can_hover => 1, + can_events => 1, + %arg, + ); + + $self->add ($self->{value} = new DC::UI::Label valign => 1, align => 0.5, template => "999"); + $self->add ($self->{gauge} = new DC::UI::VGauge type => $self->{type}, expand => 1, can_hover => 1); + $self->add ($self->{max} = new DC::UI::Label valign => 0, align => 0.5, template => "999"); + + $self +} + +sub set_fontsize { + my ($self, $fsize) = @_; + + $self->{value}->set_fontsize ($fsize); + $self->{max} ->set_fontsize ($fsize); +} + +sub set_max { + my ($self, $max) = @_; + + $self->{gauge}->set_max ($max); + $self->{max}->set_text ($max); +} + +sub set_value { + my ($self, $val, $max) = @_; + + $self->set_max ($max) + if defined $max; + + $self->{gauge}->set_value ($val, $max); + $self->{value}->set_text ($val); +} + +############################################################################# + +package DC::UI::Slider; + +use strict; + +use DC::OpenGL; + +our @ISA = DC::UI::DrawBG::; + +my @tex = + map { new_from_resource DC::Texture $_ } + qw(s1_slider.png s1_slider_bg.png); + +sub new { + my $class = shift; + + # range [value, low, high, page, unit] + + # TODO: 0-width page + # TODO: req_w/h are wrong with vertical + # TODO: calculations are off + my $self = $class->SUPER::new ( + fg => [1, 1, 1], + active_fg => [0, 0, 0], + bg => [0, 0, 0, 0.2], + active_bg => [1, 1, 1, 0.5], + range => [0, 0, 100, 10, 0], + min_w => $::WIDTH / 80, + min_h => $::WIDTH / 80, + vertical => 0, + can_hover => 1, + inner_pad => 0.02, + @_ + ); + + $self->set_value ($self->{range}[0]); + $self->update; + + $self +} + +sub set_range { + my ($self, $range) = @_; + + ($range, $self->{range}) = ($self->{range}, $range); + + if ("@$range" ne "@{$self->{range}}") { + $self->update; + $self->set_value ($self->{range}[0]); + } +} + +sub set_value { + my ($self, $value) = @_; + + my ($old_value, $lo, $hi, $page, $unit) = @{$self->{range}}; + + $hi = $lo if $hi < $lo; + + $value = $hi - $page if $value > $hi - $page; + $value = $lo if $value < $lo; + + $value = $lo + $unit * int +($value - $lo + $unit * 0.5) / $unit + if $unit; + + @{$self->{range}} = ($value, $lo, $hi, $page, $unit); + + if ($value != $old_value) { + $self->emit (changed => $value); + $self->update; } } -sub key_up { +sub size_request { + my ($self) = @_; + + ($self->{req_w}, $self->{req_h}) +} + +sub invoke_button_down { + my ($self, $ev, $x, $y) = @_; + + $self->SUPER::invoke_button_down ($ev, $x, $y); + + $self->{click} = [$self->{range}[0], $self->{vertical} ? $y : $x]; + + $self->invoke_mouse_motion ($ev, $x, $y); + + 1 +} + +sub invoke_mouse_motion { + my ($self, $ev, $x, $y) = @_; + + if ($GRAB == $self) { + my ($x, $w) = $self->{vertical} ? ($y, $self->{h}) : ($x, $self->{w}); + + my (undef, $lo, $hi, $page) = @{$self->{range}}; + + $x = ($x - $self->{click}[1]) / ($w * $self->{scale}); + + $self->set_value ($self->{click}[0] + $x * ($hi - $page - $lo)); + } else { + return 0; + } + + 1 +} + +sub invoke_mouse_wheel { my ($self, $ev) = @_; - my $mod = $ev->key_mod; - my $sym = $ev->key_sym; + my $delta = $self->{vertical} ? $ev->{dy} : $ev->{dx}; + + my $pagepart = $ev->{mod} & DC::KMOD_SHIFT ? 1 : 0.2; + + $self->set_value ($self->{range}[0] + $delta * $self->{range}[3] * $pagepart); + + 1 +} + +sub update { + my ($self) = @_; + + delete $self->{knob_w}; + $self->SUPER::update; +} + +sub _draw { + my ($self) = @_; + + unless ($self->{knob_w}) { + $self->set_value ($self->{range}[0]); + + my ($value, $lo, $hi, $page, $unit) = @{$self->{range}}; + my $range = ($hi - $page - $lo) || 1e-10; + + my $knob_w = List::Util::min 1, $page / (($hi - $lo) || 1e-10) || 24 / $self->{w}; + + $self->{offset} = List::Util::max $self->{inner_pad}, $knob_w * 0.5; + $self->{scale} = 1 - 2 * $self->{offset} || 1e-100; + + $value = ($value - $lo) / $range; + $value = $value * $self->{scale} + $self->{offset}; - if (!($mod & KMOD_SHIFT) && delete $self->{shft}) { - $::CONN->send ("command fire_stop"); + $self->{knob_x} = $value - $knob_w * 0.5; + $self->{knob_w} = $knob_w; } - if (!($mod & KMOD_CTRL ) && delete $self->{ctrl}) { - $::CONN->send ("command run_stop"); + + $self->SUPER::_draw (); + + glScale $self->{w}, $self->{h}; + + if ($self->{vertical}) { + # draw a vertical slider like a rotated horizontal slider + + glTranslate 1, 0, 0; + glRotate 90, 0, 0, 1; } + + my $fg = $FOCUS == $self ? $self->{active_fg} : $self->{fg}; + my $bg = $FOCUS == $self ? $self->{active_bg} : $self->{bg}; + + glEnable GL_TEXTURE_2D; + glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE; + + # draw background + $tex[1]->draw_quad_alpha (0, 0, 1, 1); + + # draw handle + $tex[0]->draw_quad_alpha ($self->{knob_x}, 0, $self->{knob_w}, 1); + + glDisable GL_TEXTURE_2D; +} + +############################################################################# + +package DC::UI::ValSlider; + +our @ISA = DC::UI::HBox::; + +sub new { + my ($class, %arg) = @_; + + my $range = delete $arg{range}; + + my $self = $class->SUPER::new ( + slider => (new DC::UI::Slider expand => 1, range => $range), + entry => (new DC::UI::Label text => "", template => delete $arg{template}), + to_value => sub { shift }, + from_value => sub { shift }, + %arg, + ); + + $self->{slider}->connect (changed => sub { + my ($self, $value) = @_; + $self->{parent}{entry}->set_text ($self->{parent}{to_value}->($value)); + $self->{parent}->emit (changed => $value); + }); + +# $self->{entry}->connect (changed => sub { +# my ($self, $value) = @_; +# $self->{parent}{slider}->set_value ($self->{parent}{from_value}->($value)); +# $self->{parent}->emit (changed => $value); +# }); + + $self->add ($self->{slider}, $self->{entry}); + + $self->{slider}->emit (changed => $self->{slider}{range}[0]); + + $self } +sub set_range { shift->{slider}->set_range (@_) } +sub set_value { shift->{slider}->set_value (@_) } + ############################################################################# -package Crossfire::Client::Widget::Animator; +package DC::UI::TextScroller; + +our @ISA = DC::UI::HBox::; -use SDL::OpenGL; +use DC::OpenGL; + +sub new { + my $class = shift; -our @ISA = Crossfire::Client::Widget::Bin::; + my $self = $class->SUPER::new ( + fontsize => 1, + can_events => 1, + indent => 0, + #font => default_font + @_, + + layout => (new DC::Layout), + par => [], + max_par => 0, + height => 0, + children => [ + (new DC::UI::Empty expand => 1), + (new DC::UI::Slider vertical => 1), + ], + ); + + $self->{children}[1]->connect (changed => sub { $self->update }); + + $self +} + +sub set_fontsize { + my ($self, $fontsize) = @_; + + $self->{fontsize} = $fontsize; + $self->reflow; +} + +sub size_request { + my ($self) = @_; + + my ($empty, $slider) = $self->visible_children; + + local $self->{children} = [$empty, $slider]; + $self->SUPER::size_request +} + +sub invoke_size_allocate { + my ($self, $w, $h) = @_; + + my ($empty, $slider, @other) = @{ $self->{children} }; + $_->configure (@$_{qw(x y req_w req_h)}) for @other; + + $self->{layout}->set_font ($self->{font}) if $self->{font}; + $self->{layout}->set_height ($self->{fontsize} * $::FONTSIZE); + $self->{layout}->set_width ($empty->{w}); + $self->{layout}->set_indent ($self->{fontsize} * $::FONTSIZE * $self->{indent}); + + $self->reflow; + + local $self->{children} = [$empty, $slider]; + $self->SUPER::invoke_size_allocate ($w, $h) +} + +sub invoke_mouse_wheel { + my ($self, $ev) = @_; + + return 0 unless $ev->{dy}; # only vertical movements + + $self->{children}[1]->emit (mouse_wheel => $ev); + + 1 +} + +sub get_layout { + my ($self, $para) = @_; + + my $layout = $self->{layout}; + + $layout->set_font ($self->{font}) if $self->{font}; + $layout->set_foreground (@{$para->{fg}}); + $layout->set_height ($self->{fontsize} * $::FONTSIZE); + $layout->set_width ($self->{children}[0]{w} - $para->{indent}); + $layout->set_indent ($self->{fontsize} * $::FONTSIZE * $self->{indent}); + $layout->set_markup ($para->{markup}); + + $layout->set_shapes ( + map + +(0, $_->baseline_shift + $_->{padding_y} - $_->{h}, $_->{w}, $_->{h}), + @{$para->{widget}} + ); + + $layout +} + +sub reflow { + my ($self) = @_; + + $self->{need_reflow}++; + $self->update; +} + +sub set_offset { + my ($self, $offset) = @_; + + # todo: base offset on lines or so, not on pixels + $self->{children}[1]->set_value ($offset); +} + +sub current_paragraph { + my ($self) = @_; + + $self->{top_paragraph} - 1 +} + +sub scroll_to { + my ($self, $para) = @_; + + $para = List::Util::max 0, List::Util::min $#{$self->{par}}, $para; + + $self->{scroll_to} = $para; + $self->update; +} + +sub clear { + my ($self) = @_; + + my (undef, undef, @other) = @{ $self->{children} }; + $self->remove ($_) for @other; + + $self->{par} = []; + $self->{height} = 0; + $self->{children}[1]->set_range ([0, 0, 0, 1, 1]); +} + +sub add_paragraph { + my $self = shift; + + for my $para (@_) { + $para = { + fg => [1, 1, 1, 1], + indent => 0, + markup => "", + widget => [], + ref $para ? %$para : (markup => $para), + w => 1e10, + wrapped => 1, + }; + + $self->add (@{ $para->{widget} }) if @{ $para->{widget} }; + push @{$self->{par}}, $para; + } + + if (my $max = $self->{max_par}) { + shift @{$self->{par}} while @{$self->{par}} > $max; + } + + $self->{need_reflow}++; + $self->update; +} + +sub scroll_to_bottom { + my ($self) = @_; + + $self->{scroll_to} = $#{$self->{par}}; + $self->update; +} + +sub force_uptodate { + my ($self) = @_; + + if (delete $self->{need_reflow}) { + my ($W, $H) = @{$self->{children}[0]}{qw(w h)}; + + my $height = 0; + + for my $para (@{$self->{par}}) { + if ($para->{w} != $W && ($para->{wrapped} || $para->{w} > $W)) { + my $layout = $self->get_layout ($para); + my ($w, $h) = $layout->size; + + $para->{w} = $w + $para->{indent}; + $para->{h} = $h; + $para->{wrapped} = $layout->has_wrapped; + } + + $para->{y} = $height; + $height += $para->{h}; + } + + $self->{height} = $height; + $self->{children}[1]->set_range ([$self->{children}[1]{range}[0], 0, $height, $H, 1]); + + delete $self->{texture}; + } + + if (my $paridx = delete $self->{scroll_to}) { + $self->{children}[1]->set_value ($self->{par}[$paridx]{y}); + } +} + +sub update { + my ($self) = @_; + + $self->SUPER::update; + + return unless $self->{h} > 0; + + delete $self->{texture}; + + $ROOT->on_post_alloc ($self => sub { + $self->force_uptodate; + + my ($W, $H) = @{$self->{children}[0]}{qw(w h)}; + + $self->{texture} ||= new_from_opengl DC::Texture $W, $H, sub { + glClearColor 0, 0, 0, 0; + glClear GL_COLOR_BUFFER_BIT; + + package DC::UI::Base; + local ($draw_x, $draw_y, $draw_w, $draw_h) = + (0, 0, $self->{w}, $self->{h}); + + my $top = int $self->{children}[1]{range}[0]; + + my $paridx = 0; + my $top_paragraph; + my $top = int $self->{children}[1]{range}[0]; + + my $y0 = $top; + my $y1 = $top + $H; + + for my $para (@{$self->{par}}) { + my $h = $para->{h}; + my $y = $para->{y}; + + if ($y0 < $y + $h && $y < $y1) { + my $layout = $self->get_layout ($para); + + $layout->render ($para->{indent}, $y - $y0); + $layout->draw; + + if (my @w = @{ $para->{widget} }) { + my @s = $layout->get_shapes; + + for (@w) { + my ($dx, $dy) = splice @s, 0, 2, (); + + $_->{x} = $dx + $para->{indent}; + $_->{y} = $dy + $y - $y0; + + $_->draw; + } + } + } + + $paridx++; + $top_paragraph ||= $paridx if $y >= $top; + } + + $self->{top_paragraph} = $top_paragraph; + }; + }); +} + +sub reconfigure { + my ($self) = @_; + + $self->SUPER::reconfigure; + + $_->{w} = 1e10 for @{ $self->{par} }; + $self->reflow; +} + +sub _draw { + my ($self) = @_; + + glEnable GL_TEXTURE_2D; + glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE; + glColor 0, 0, 0, 1; + $self->{texture}->draw_quad_alpha_premultiplied (0, 0, $self->{children}[0]{w}, $self->{children}[0]{h}); + glDisable GL_TEXTURE_2D; + + $self->{children}[1]->draw; +} + +############################################################################# + +package DC::UI::Animator; + +use DC::OpenGL; + +our @ISA = DC::UI::Bin::; sub moveto { my ($self, $x, $y) = @_; $self->{moveto} = [$self->{x}, $self->{y}, $x, $y]; - $self->{speed} = 0.2; + $self->{speed} = 0.001; $self->{time} = 1; ::animation_start $self; @@ -933,10 +3580,1052 @@ my ($self) = @_; glPushMatrix; - glRotate $self->{time} * 10000, 0, 1, 0; + glRotate $self->{time} * 1000, 0, 1, 0; $self->{children}[0]->draw; glPopMatrix; } -1; +############################################################################# + +package DC::UI::Flopper; + +our @ISA = DC::UI::Button::; + +sub new { + my $class = shift; + + my $self = $class->SUPER::new ( + state => 0, + on_activate => \&toggle_flopper, + @_ + ); + + $self +} + +sub toggle_flopper { + my ($self) = @_; + + $self->{other}->toggle_visibility; +} + +############################################################################# + +package DC::UI::Tooltip; + +our @ISA = DC::UI::Bin::; + +use DC::OpenGL; + +sub new { + my $class = shift; + + $class->SUPER::new ( + @_, + can_events => 0, + ) +} + +sub set_tooltip_from { + my ($self, $widget) = @_; + + my $tip = $widget->{tooltip}; + $tip = $tip->($widget) if "CODE" eq ref $tip; + + $tip = DC::Pod::section_label tooltip => $1 + if $tip =~ /^#(.*)$/; + + if ($ENV{CFPLUS_DEBUG} & 2) { + $tip .= "\n\n" . (ref $widget) . "\n" + . "$widget->{x} $widget->{y} $widget->{w} $widget->{h}\n" + . "req $widget->{req_w} $widget->{req_h}\n" + . "visible $widget->{visible}"; + } + + $tip =~ s/^\n+//; + $tip =~ s/\n+$//; + + $self->add (new DC::UI::Label + fg => $DC::THEME{tooltip_fg}, + markup => $tip, + max_w => ($widget->{tooltip_width} || 0.25) * $::WIDTH, + align => 0, + fontsize => 0.8, + style => $DC::THEME{tooltip_style}, # FLAG_INVERSE + ellipsise => 0, + font => ($widget->{tooltip_font} || $::FONT_PROP), + ); +} + +sub size_request { + my ($self) = @_; + + my ($w, $h) = @{$self->child}{qw(req_w req_h)}; + + ($w + 4, $h + 4) +} + +sub invoke_size_allocate { + my ($self, $w, $h) = @_; + + $self->SUPER::invoke_size_allocate ($w - 4, $h - 4) +} + +sub invoke_visibility_change { + my ($self, $visible) = @_; + + return unless $visible; + + $self->{root}->on_post_alloc ("move_$self" => sub { + my $widget = $self->{owner} + or return; + + if ($widget->{visible}) { + my ($x, $y) = $widget->coord2global ($widget->{w}, 0); + + ($x, $y) = $widget->coord2global (-$self->{w}, 0) + if $x + $self->{w} > $self->{root}{w}; + + $self->move_abs ($x, $y); + } else { + $self->hide; + } + }); +} + +sub _draw { + my ($self) = @_; + + my ($w, $h) = @$self{qw(w h)}; + + glColor @{ $DC::THEME{tooltip_bg} }; + glRect 0, 0, $w, $h; + + glColor @{ $DC::THEME{tooltip_border} }; + glRect_lineloop .5, .5, $w + .5, $h + .5; + + glTranslate 2, 2; + + $self->SUPER::_draw; +} + +############################################################################# + +package DC::UI::Face; + +our @ISA = DC::UI::DrawBG::; + +use DC::OpenGL; + +sub new { + my $class = shift; + + my $self = $class->SUPER::new ( + size_w => 32, + size_h => 8, + aspect => 1, + can_events => 0, + @_, + ); + + if ($self->{anim} && $self->{animspeed}) { + DC::weaken (my $widget = $self); + + $self->{animspeed} = List::Util::max 0.05, $self->{animspeed}; + $self->{timer} = EV::periodic_ns 0, $self->{animspeed}, undef, sub { + return unless $::CONN; + + my $w = $widget + or return; + + ++$w->{frame}; + $w->update_face; + + # somehow, $widget can go away + $w->update; + $w->update_timer; + }; + + $self->update_face; + $self->update_timer; + } + + $self +} + +sub update_timer { + my ($self) = @_; + + return unless $self->{timer}; + + if ($self->{visible}) { + $self->{timer}->start; + } else { + $self->{timer}->stop; + } +} + +sub update_face { + my ($self) = @_; + + if ($::CONN) { + if (my $anim = $::CONN->{anim}[$self->{anim}]) { + if ($anim && @$anim) { + $self->{face} = $anim->[ $self->{frame} % @$anim ]; + delete $self->{face_change_cb}; + + if (my $tex = $self->{tex} = $::CONN->{texture}[ $::CONN->{face}[$self->{face}]{id} ]) { + unless ($tex->{name} || $tex->{loading}) { + $tex->upload (sub { $self->reconfigure }); + } + } + } + } + } +} + +sub size_request { + my ($self) = @_; + + if ($::CONN) { + if (my $faceid = $::CONN->{face}[$self->{face}]{id}) { + if (my $tex = $self->{tex} = $::CONN->{texture}[$faceid]) { + if ($tex->{name}) { + return ($self->{size_w} || $tex->{w}, $self->{size_h} || $tex->{h}); + } elsif (!$tex->{loading}) { + $tex->upload (sub { $self->reconfigure }); + } + } + + $self->{face_change_cb} ||= $::CONN->on_face_change ($self->{face}, sub { $self->reconfigure }); + } + } + + ($self->{size_w} || 8, $self->{size_h} || 8) +} + +sub update { + my ($self) = @_; + + return unless $self->{visible}; + + $self->SUPER::update; +} + +sub invoke_visibility_change { + my ($self) = @_; + + $self->update_timer; + + 0 +} + +sub _draw { + my ($self) = @_; + + $self->SUPER::_draw; + + if (my $tex = $self->{tex}) { + glEnable GL_TEXTURE_2D; + glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE; + glColor 0, 0, 0, 1; + $tex->draw_quad_alpha (0, 0, $self->{w}, $self->{h}); + glDisable GL_TEXTURE_2D; + } +} + +sub destroy { + my ($self) = @_; + + (delete $self->{timer})->cancel + if $self->{timer}; + + $self->SUPER::destroy; +} + +############################################################################# + +package DC::UI::Buttonbar; + +our @ISA = DC::UI::HBox::; + +# TODO: should actually wrap buttons and other goodies. + +############################################################################# + +package DC::UI::Menu; + +our @ISA = DC::UI::Toplevel::; + +use DC::OpenGL; + +sub new { + my $class = shift; + + my $self = $class->SUPER::new ( + items => [], + z => 100, + @_, + ); + + $self->add ($self->{vbox} = new DC::UI::VBox); + + for my $item (@{ $self->{items} }) { + my ($widget, $cb, $tooltip) = @$item; + + # handle various types of items, only text for now + if (!ref $widget) { + if ($widget =~ /\t/) { + my ($left, $right) = split /\t/, $widget, 2; + + $widget = new DC::UI::HBox + can_hover => 1, + can_events => 1, + tooltip => $tooltip, + children => [ + (new DC::UI::Label markup => $left , align => 0, expand => 1), + (new DC::UI::Label markup => $right, align => 1), + ], + ; + + } else { + $widget = new DC::UI::Label + can_hover => 1, + can_events => 1, + align => 0, + markup => $widget, + tooltip => $tooltip; + } + } + + $self->{item}{$widget} = $item; + + $self->{vbox}->add ($widget); + } + + $self +} + +# popup given the event (must be a mouse button down event currently) +sub popup { + my ($self, $ev) = @_; + + $self->emit ("popdown"); + + # maybe save $GRAB? must be careful about events... + $GRAB = $self; + $self->{button} = $ev->{button}; + + $self->show; + + my $x = $ev->{x}; + my $y = $ev->{y}; + + $self->{root}->on_post_alloc ($self => sub { + $self->move_abs ($x - $self->{w} * 0.25, $y - $self->{border} * $::FONTSIZE * .5); + }); + + 1 # so it can be used inside event handlers +} + +sub invoke_mouse_motion { + my ($self, $ev, $x, $y) = @_; + + # TODO: should use vbox->find_widget or so + $HOVER = $ROOT->find_widget ($ev->{x}, $ev->{y}); + $self->{hover} = $self->{item}{$HOVER}; + + 0 +} + +sub invoke_button_up { + my ($self, $ev, $x, $y) = @_; + + if ($ev->{button} == $self->{button}) { + undef $GRAB; + $self->hide; + + $self->emit ("popdown"); + $self->{hover}[1]->() if $self->{hover}; + } else { + return 0 + } + + 1 +} + +############################################################################# + +package DC::UI::Multiplexer; + +our @ISA = DC::UI::Container::; + +sub new { + my $class = shift; + + my $self = $class->SUPER::new ( + @_, + ); + + $self->set_current_page (0); + + $self +} + +sub add { + my ($self, @widgets) = @_; + + $self->SUPER::add (@widgets); + + $self->set_current_page (0) + if @widgets == @{ $self->{children} }; +} + +sub get_current_page { + my ($self) = @_; + + $self->{current} +} + +sub set_current_page { + my ($self, $page_or_widget) = @_; + + my $widget = ref $page_or_widget + ? $page_or_widget + : $self->{children}[$page_or_widget]; + + $self->{current}->set_invisible if $self->{current} && $self->{visible}; + + if (($self->{current} = $widget)) { + $self->{current}->set_visible if $self->{current} && $self->{visible}; + $self->{current}->configure (0, 0, $self->{w}, $self->{h}); + + $self->emit (page_changed => $self->{current}); + } + + $self->realloc; +} + +sub visible_children { + $_[0]{current} || () +} + +sub size_request { + my ($self) = @_; + + $self->{current} + ? $self->{current}->size_request + : (0, 0) +} + +sub invoke_size_allocate { + my ($self, $w, $h) = @_; + + $self->{current}->configure (0, 0, $w, $h) + if $self->{current}; + + 1 +} + +sub _draw { + my ($self) = @_; + + $self->{current}->draw + if $self->{current}; +} + +############################################################################# + +package DC::UI::Notebook; + +use DC::OpenGL; + +our @ISA = DC::UI::VBox::; + +sub new { + my $class = shift; + + my $self = $class->SUPER::new ( + buttonbar => (new DC::UI::Buttonbar), + multiplexer => (new DC::UI::Multiplexer expand => 1), + active_outline => [.7, .7, 0.2], + # filter => # will be put between multiplexer and $self + @_, + ); + + $self->{filter}->add ($self->{multiplexer}) if $self->{filter}; + $self->SUPER::add ($self->{buttonbar}, $self->{filter} || $self->{multiplexer}); + + { + Scalar::Util::weaken (my $wself = $self); + + $self->{multiplexer}->connect (c_add => sub { + my ($mplex, $widgets) = @_; + + for my $child (@$widgets) { + Scalar::Util::weaken $child; + $child->{c_tab_} ||= do { + my $tab = + (UNIVERSAL::isa $child->{c_tab}, "DC::UI::Base") + ? $child->{c_tab} + : new DC::UI::Button markup => $child->{c_tab}[0], tooltip => $child->{c_tab}[1]; + + $tab->connect (activate => sub { + $wself->set_current_page ($child); + }); + + $tab + }; + + $self->{buttonbar}->add ($child->{c_tab_}); + } + }); + + $self->{multiplexer}->connect (c_remove => sub { + my ($mplex, $widgets) = @_; + + for my $child (@$widgets) { + $wself->{buttonbar}->remove ($child->{c_tab_}); + } + }); + } + + $self +} + +sub add { + my ($self, @widgets) = @_; + + $self->{multiplexer}->add (@widgets) +} + +sub remove { + my ($self, @widgets) = @_; + + $self->{multiplexer}->remove (@widgets) +} + +sub pages { + my ($self) = @_; + $self->{multiplexer}->children +} + +sub page_index { + my ($self, $widget) = @_; + + my $i = 0; + for ($self->pages) { + if ($_ eq $widget) { return $i }; + $i++; + } + + undef +} + +sub add_tab { + my ($self, $title, $widget, $tooltip) = @_; + + $title = [$title, $tooltip] unless ref $title; + $widget->{c_tab} = $title; + + $self->add ($widget); +} + +sub get_current_page { + my ($self) = @_; + + $self->{multiplexer}->get_current_page +} + +sub set_current_page { + my ($self, $page) = @_; + + $self->{multiplexer}->set_current_page ($page); + $self->emit (page_changed => $self->{multiplexer}{current}); +} + +sub _draw { + my ($self) = @_; + + $self->SUPER::_draw (); + + if (my $cur = $self->{multiplexer}{current}) { + if ($cur = $cur->{c_tab_}) { + glTranslate $self->{buttonbar}{x} + $cur->{x}, + $self->{buttonbar}{y} + $cur->{y}; + glLineWidth 3; + #glEnable GL_BLEND; + #glBlendFunc GL_ONE, GL_ONE_MINUS_SRC_ALPHA; + glColor @{$self->{active_outline}}; + glRect_lineloop 1.5, 1.5, $cur->{w} - 1.5, $cur->{h} - 1.5; + glLineWidth 1; + #glDisable GL_BLEND; + } + } +} + +############################################################################# + +package DC::UI::Selector; + +use utf8; + +our @ISA = DC::UI::Button::; + +sub new { + my $class = shift; + + my $self = $class->SUPER::new ( + options => [], # [value, title, longdesc], ... + value => undef, + @_, + ); + + $self->_set_value ($self->{value}); + + $self +} + +sub invoke_button_down { + my ($self, $ev) = @_; + + my @menu_items; + + for (@{ $self->{options} }) { + my ($value, $title, $tooltip) = @$_; + + push @menu_items, [$tooltip || $title, sub { $self->set_value ($value) }]; + } + + DC::UI::Menu->new (items => \@menu_items)->popup ($ev); +} + +sub _set_value { + my ($self, $value) = @_; + + my ($item) = grep $_->[0] eq $value, @{ $self->{options} }; + $item ||= $self->{options}[0] + or return; + + $self->{value} = $item->[0]; + $self->set_markup ("$item->[1] ⇓"); +# $self->set_tooltip ($item->[2]); +} + +sub set_value { + my ($self, $value) = @_; + + return unless $self->{value} ne $value; + + $self->_set_value ($value); + $self->emit (changed => $value); +} + +sub set_options { + my ($self, $options) = @_; + + $self->{options} = $options; + $self->_set_value ($self->{value}); +} + +############################################################################# + +package DC::UI::Statusbox; + +our @ISA = DC::UI::VBox::; + +sub new { + my $class = shift; + + my $self = $class->SUPER::new ( + fontsize => 0.8, + @_, + ); + + DC::weaken (my $this = $self); + + $self->{timer} = EV::timer 1, 1, sub { $this->reorder }; + + $self +} + +sub reorder { + my ($self) = @_; + my $NOW = EV::time; + + # freeze display when hovering over any label + return if $DC::UI::TOOLTIP->{owner} + && grep $DC::UI::TOOLTIP->{owner} == $_->{label}, + values %{ $self->{item} }; + + while (my ($k, $v) = each %{ $self->{item} }) { + delete $self->{item}{$k} if $v->{timeout} < $NOW; + } + + $self->{timer}->set (1, 1); + + my @widgets; + + my @items = sort { + $a->{pri} <=> $b->{pri} + or $b->{id} <=> $a->{id} + } values %{ $self->{item} }; + + my $count = 10 + 1; + for my $item (@items) { + last unless --$count; + + my $label = $item->{label} ||= do { + # TODO: doesn't handle markup well (read as: at all) + my $short = $item->{count} > 1 + ? "$item->{count} × $item->{text}" + : $item->{text}; + + for ($short) { + s/^\s+//; + s/\s+/ /g; + } + + new DC::UI::Label + markup => $short, + tooltip => $item->{tooltip}, + tooltip_font => $::FONT_PROP, + tooltip_width => 0.67, + fontsize => $item->{fontsize} || $self->{fontsize}, + max_w => $::WIDTH * 0.44, + align => 0, + fg => [@{ $item->{fg} }], + can_events => 1, + can_hover => 1 + }; + + if ((my $diff = $item->{timeout} - $NOW) < 2) { + $label->{fg}[3] = ($item->{fg}[3] || 1) * $diff / 2; + $label->update; + $label->set_max_size (undef, $label->{req_h} * $diff) + if $diff < 1; + $self->{timer}->set (1/30, 1/30); + } else { + $label->{fg}[3] = $item->{fg}[3] || 1; + } + + push @widgets, $label; + } + + my $hash = join ",", @widgets; + return if $hash eq $self->{last_widget_hash}; + $self->{last_widget_hash} = $hash; + + $self->clear; + $self->SUPER::add (reverse @widgets); +} + +sub add { + my ($self, $text, %arg) = @_; + + $text =~ s/^\s+//; + $text =~ s/\s+$//; + + return unless $text; + + my $timeout = (int time) + ((delete $arg{timeout}) || 60); + + my $group = exists $arg{group} ? $arg{group} : ++$self->{id}; + + if (my $item = $self->{item}{$group}) { + if ($item->{text} eq $text) { + $item->{count}++; + } else { + $item->{count} = 1; + $item->{text} = $item->{tooltip} = $text; + } + $item->{id} += 0.2;#d# + $item->{timeout} = $timeout; + delete $item->{label}; + } else { + $self->{item}{$group} = { + id => ++$self->{id}, + text => $text, + timeout => $timeout, + tooltip => $text, + fg => [0.8, 0.8, 0.8, 0.8], + pri => 0, + count => 1, + %arg, + }; + } + + $ROOT->on_refresh (reorder => sub { + $self->reorder; + }); +} + +sub reconfigure { + my ($self) = @_; + + delete $_->{label} + for values %{ $self->{item} || {} }; + + $self->reorder; + $self->SUPER::reconfigure; +} + +sub destroy { + my ($self) = @_; + + $self->{timer}->cancel; + + $self->SUPER::destroy; +} + +############################################################################# + +package DC::UI::Root; + +our @ISA = DC::UI::Container::; + +use List::Util qw(min max); + +use DC::OpenGL; + +sub new { + my $class = shift; + + my $self = $class->SUPER::new ( + visible => 1, + @_, + ); + + DC::weaken ($self->{root} = $self); + + $self +} + +sub size_request { + my ($self) = @_; + + ($self->{w}, $self->{h}) +} + +sub _to_pixel { + my ($coord, $size, $max) = @_; + + $coord = + $coord eq "center" ? ($max - $size) * 0.5 + : $coord eq "max" ? $max + : $coord; + + $coord = 0 if $coord < 0; + $coord = $max - $size if $coord > $max - $size; + + int $coord + 0.5 +} + +sub invoke_size_allocate { + my ($self, $w, $h) = @_; + + for my $child ($self->children) { + my ($X, $Y, $W, $H) = @$child{qw(x y req_w req_h)}; + + $X = $child->{force_x} if exists $child->{force_x}; + $Y = $child->{force_y} if exists $child->{force_y}; + + $X = _to_pixel $X, $W, $self->{w}; + $Y = _to_pixel $Y, $H, $self->{h}; + + $child->configure ($X, $Y, $W, $H); + } + + 1 +} + +sub coord2local { + my ($self, $x, $y) = @_; + + ($x, $y) +} + +sub coord2global { + my ($self, $x, $y) = @_; + + ($x, $y) +} + +sub update { + my ($self) = @_; + + $::WANT_REFRESH = 1; +} + +sub add { + my ($self, @children) = @_; + + $_->{is_toplevel} = 1 + for @children; + + $self->SUPER::add (@children); +} + +sub remove { + my ($self, @children) = @_; + + $self->SUPER::remove (@children); + + delete $self->{is_toplevel} + for @children; + + while (@children) { + my $w = pop @children; + push @children, $w->children; + $w->set_invisible; + } +} + +sub on_refresh { + my ($self, $id, $cb) = @_; + + $self->{refresh_hook}{$id} = $cb; +} + +sub on_post_alloc { + my ($self, $id, $cb) = @_; + + $self->{post_alloc_hook}{$id} = $cb; +} + +sub draw { + my ($self) = @_; + + while ($self->{refresh_hook}) { + $_->() + for values %{delete $self->{refresh_hook}}; + } + + while ($self->{realloc}) { + my %queue; + my @queue; + my $widget; + + outer: + while () { + if (my $realloc = delete $self->{realloc}) { + for $widget (values %$realloc) { + $widget->{visible} or next; # do not resize invisible widgets + + $queue{$widget+0}++ and next; # duplicates are common + + push @{ $queue[$widget->{visible}] }, $widget; + } + } + + while () { + @queue or last outer; + + $widget = pop @{ $queue[-1] || [] } + and last; + + pop @queue; + } + + delete $queue{$widget+0}; + + my ($w, $h) = $widget->size_request; + + $w += $widget->{padding_x} * 2; + $h += $widget->{padding_y} * 2; + + $w = max $widget->{min_w}, $w; + $h = max $widget->{min_h}, $h; + + $w = min $widget->{max_w}, $w if exists $widget->{max_w}; + $h = min $widget->{max_h}, $h if exists $widget->{max_h}; + + $w = $widget->{force_w} if exists $widget->{force_w}; + $h = $widget->{force_h} if exists $widget->{force_h}; + + if ($widget->{req_w} != $w || $widget->{req_h} != $h + || delete $widget->{force_realloc}) { + $widget->{req_w} = $w; + $widget->{req_h} = $h; + + $self->{size_alloc}{$widget+0} = $widget; + + if (my $parent = $widget->{parent}) { + $self->{realloc}{$parent+0} = $parent + unless $queue{$parent+0}; + + $parent->{force_size_alloc} = 1; + $self->{size_alloc}{$parent+0} = $parent; + } + } + + delete $self->{realloc}{$widget+0}; + } + + while (my $size_alloc = delete $self->{size_alloc}) { + my @queue = sort { $a->{visible} <=> $b->{visible} } + values %$size_alloc; + + while () { + my $widget = pop @queue || last; + + my ($w, $h) = @$widget{qw(alloc_w alloc_h)}; + + $w = max $widget->{min_w}, $w; + $h = max $widget->{min_h}, $h; + +# $w = min $self->{w} - $widget->{x}, $w if $self->{w}; +# $h = min $self->{h} - $widget->{y}, $h if $self->{h}; + + $w = min $widget->{max_w}, $w if exists $widget->{max_w}; + $h = min $widget->{max_h}, $h if exists $widget->{max_h}; + + $w = int $w + 0.5; + $h = int $h + 0.5; + + if ($widget->{w} != $w || $widget->{h} != $h || delete $widget->{force_size_alloc}) { + $widget->{old_w} = $widget->{w}; + $widget->{old_h} = $widget->{h}; + + $widget->{w} = $w; + $widget->{h} = $h; + + $widget->emit (size_allocate => $w, $h); + } + } + } + } + + while ($self->{post_alloc_hook}) { + $_->() + for values %{delete $self->{post_alloc_hook}}; + } + + glViewport 0, 0, $::WIDTH, $::HEIGHT; + glClearColor +($::CFG->{fow_intensity}) x 3, 1; + glClear GL_COLOR_BUFFER_BIT; + + glMatrixMode GL_PROJECTION; + glLoadIdentity; + glOrtho 0, $::WIDTH, $::HEIGHT, 0, -10000, 10000; + glMatrixMode GL_MODELVIEW; + glLoadIdentity; + + { + package DC::UI::Base; + + local ($draw_x, $draw_y, $draw_w, $draw_h) = + (0, 0, $self->{w}, $self->{h}); + + $self->_draw; + } +} + +############################################################################# + +package DC::UI; + +$ROOT = new DC::UI::Root; +$TOOLTIP = new DC::UI::Tooltip z => 900; +1