--- deliantra/Deliantra-Client/DC/UI.pm	2006/12/09 02:21:25	1.361
+++ deliantra/Deliantra-Client/DC/UI.pm	2007/07/17 12:04:18	1.379
@@ -3,7 +3,6 @@
 use utf8;
 use strict;
 
-use Scalar::Util ();
 use List::Util ();
 use Event;
 
@@ -25,9 +24,11 @@
       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;
 
@@ -45,6 +46,7 @@
    }
 
    $TOOLTIP->hide;
+   $TOOLTIP->{owner}->emit ("tooltip_hide") if $TOOLTIP->{owner};
    delete $TOOLTIP->{owner};
 });
 
@@ -237,7 +239,7 @@
       @_
    }, $class;
 
-   Scalar::Util::weaken ($CFPlus::UI::WIDGET{$self+0} = $self);
+   CFPlus::weaken ($CFPlus::UI::WIDGET{$self+0} = $self);
 
    for (keys %$self) {
       if (/^on_(.*)$/) {
@@ -268,6 +270,10 @@
    %$self = ();
 }
 
+sub TO_JSON {
+   { __widget_ref__ => $_[0]{s_id} }
+}
+
 sub show {
    my ($self) = @_;
 
@@ -316,8 +322,8 @@
 
    return if $self->{visible} == $visible;
 
-   $visible ? $self->hide
-            : $self->show;
+   $visible ? $self->show
+            : $self->hide;
 }
 
 sub toggle_visibility {
@@ -532,10 +538,15 @@
 
    #warn +(caller(1))[3] . "emit $signal on $self (parent $self->{parent})\n";#d#
 
-   #d##TODO# stop propagating at first true, do not use sum
-   (List::Util::sum map $_->($self, @args, @append), @{$self->{signal_cb}{$signal} || []}) # before
-      || ($self->can ("invoke_$signal") || sub { 1 })->($self, @args, @append)             # closure
-      || ($self->{parent} && $self->{parent}->emit ($signal, @args))                       # parent
+   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 find_widget {
@@ -553,7 +564,7 @@
 sub set_parent {
    my ($self, $parent) = @_;
 
-   Scalar::Util::weaken ($self->{parent} = $parent);
+   CFPlus::weaken ($self->{parent} = $parent);
    $self->set_visible if $parent->{visible};
 }
 
@@ -642,6 +653,7 @@
    warn "no draw defined for $self\n";
 }
 
+my $cntx;#d#
 sub DESTROY {
    my ($self) = @_;
 
@@ -934,6 +946,8 @@
 
 package CFPlus::UI::ViewPort;
 
+use List::Util qw(min max);
+
 our @ISA = CFPlus::UI::Window::;
 
 sub new {
@@ -974,10 +988,16 @@
 sub set_offset {
    my ($self, $x, $y) = @_;
 
-   $self->{view_x} = int $x;
-   $self->{view_y} = int $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;
 
-   $self->update;
+   if ($x != $self->{view_x} or $y != $self->{view_y}) {
+      $self->{view_x} = $x;
+      $self->{view_y} = $y;
+
+      $self->emit (changed => $x, $y);
+      $self->update;
+   }
 }
 
 # hmm, this does not work for topleft of $self... but we should not ask for that
@@ -1023,7 +1043,7 @@
 
 package CFPlus::UI::ScrolledWindow;
 
-our @ISA = CFPlus::UI::HBox::;
+our @ISA = CFPlus::UI::Table::;
 
 sub new {
    my ($class, %arg) = @_;
@@ -1032,22 +1052,51 @@
 
    my $self;
 
-   my $slider = new CFPlus::UI::Slider
+   my $hslider = new CFPlus::UI::Slider
+      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 CFPlus::UI::Slider
       vertical   => 1,
       range      => [0, 0, 1, 0.01], # HACK fix
       on_changed => sub {
-         $self->{vp}->set_offset (0, $_[1]);
+         $self->{vpos} = $_[1];
+         $self->{vp}->set_offset ($self->{hpos}, $self->{vpos});
       },
    ;
 
    $self = $class->SUPER::new (
-      vp         => (new CFPlus::UI::ViewPort expand => 1),
+      scroll_x   => 0,
+      scroll_y   => 1,
       can_events => 1,
-      slider     => $slider,
+      hslider    => $hslider,
+      vslider    => $vslider,
+      col_expand => [1, 0],
+      row_expand => [1, 0],
       %arg,
    );
 
-   $self->SUPER::add ($self->{vp}, $self->{slider});
+   $self->{vp} = new CFPlus::UI::ViewPort
+      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
+      },
+   ;
+
+   $self->SUPER::add (0, 0, $self->{vp});
+
    $self->add ($child) if $child;
 
    $self
@@ -1061,35 +1110,94 @@
    $self->{vp}->add ($self->{child} = $widget);
 }
 
+sub update_slider {
+   my ($self) = @_;
+
+   my $child = ($self->{vp} or return)->child;
+
+   my ($w1, $w2) = ($child->{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}) {
+      $visible ? $self->SUPER::add (0, 1, $self->{hslider})
+               : $self->{hslider}->hide;
+   }
+
+   my ($h1, $h2) = ($child->{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}) {
+      $visible ? $self->SUPER::add (1, 0, $self->{vslider})
+               : $self->{vslider}->hide;
+   }
+}
+
+sub update {
+   my ($self) = @_;
+
+   $self->SUPER::update;
+   $self->update_slider;
+}
+
 sub invoke_mouse_wheel {
    my ($self, $ev) = @_;
 
-   return 0 unless $ev->{dy}; # only vertical movements
+   return 0 unless $ev->{dy}; # only vertical movements for now
 
-   $self->{slider}->emit (mouse_wheel => $ev);
+   $self->{vslider}->emit (mouse_wheel => $ev);
 
    1
 }
 
-sub update_slider {
-   my ($self) = @_;
+sub invoke_button_down {
+   my ($self, $ev, $x, $y) = @_;
+
+   if ($ev->{button} == 2) {
+      $self->grab_focus;
 
-   $self->{slider}->set_range ([$self->{slider}{range}[0], 0, $self->{vp}->child->{h}, $self->{vp}{h}, 1]);
+      my $ox = $self->{vp}{view_x} + $ev->{x};
+      my $oy = $self->{vp}{view_y} + $ev->{y};
+      
+      $self->{motion} = sub {
+         my ($ev, $x, $y) = @_;
+
+         $self->{vp}->set_offset ($ox - $ev->{x}, $oy - $ev->{y});
+         $self->update;
+      };
+
+      return 1;
+   }
+
+   0
 }
 
-sub update {
-   my ($self) = @_;
+sub invoke_button_up {
+   my ($self, $ev, $x, $y) = @_;
 
-   $self->SUPER::update;
+   if (delete $self->{motion}) {
+      return 1;
+   }
 
-   $self->update_slider;
+   0
+}
+
+sub invoke_mouse_motion {
+   my ($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)
 }
 
@@ -1470,7 +1578,9 @@
    my $class = shift;
 
    $class->SUPER::new (
+      children   => [],
       col_expand => [],
+      row_expand => [],
       @_,
    )
 }
@@ -1479,6 +1589,7 @@
    grep $_, map @$_, grep $_, @{ $_[0]{children} }
 }
 
+# TODO: store row/col info in child widget and use standard add/del
 sub add {
    my ($self) = shift;
 
@@ -1488,7 +1599,7 @@
       $self->{children}[$y][$x] = $child;
    }
 
-   $self->{force_realloc} = 1;
+   $self->{force_realloc}    = 1;
    $self->{force_size_alloc} = 1;
    $self->realloc;
 }
@@ -1496,7 +1607,11 @@
 sub remove {
    my ($self, $child) = @_;
 
-   # TODO: not yet implemented
+   for (@{ $self->{children} }) {
+      for (@{ $_ || [] }) {
+         $_ = undef if $_ == $child;
+      }
+   }
 }
 
 # TODO: move to container class maybe? send children a signal on removal?
@@ -1555,16 +1670,21 @@
    my $req_w = (sum @$ws) || 1;
    my $req_h = (sum @$hs) || 1;
 
-   # TODO: nicer code && do row_expand
+   # TODO: nicer code
    my @col_expand = @{$self->{col_expand}};
    @col_expand = (1) x @$ws unless @col_expand;
    my $col_expand = (sum @col_expand) || 1;
 
-   # linearly scale sizes
    $ws->[$_] += $col_expand[$_] / $col_expand * ($w - $req_w) for 0 .. $#$ws;
-   $hs->[$_] *= 1 * $h / $req_h for 0 .. $#$hs;
 
    CFPlus::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;
+
    CFPlus::UI::harmonize $hs;
 
    my $y;
@@ -1618,6 +1738,88 @@
 
 #############################################################################
 
+package CFPlus::UI::Fixed;
+
+use List::Util qw(min max);
+
+our @ISA = CFPlus::UI::Container::;
+
+sub add {
+   my ($self, $child, $posmode, $x, $y, $sizemode, $w, $h) = @_;
+
+   $child->{_fixed} = [$posmode, $x, $y, $sizemode, $w, $h];
+   $self->SUPER::add ($child);
+}
+
+sub _scale($$$) {
+   my ($mode, $val, $max) = @_;
+
+   $mode eq "abs"   ? $val
+   : $mode eq "rel" ? $val * $max
+   :                  0
+}
+
+sub size_request {
+   my ($self) = @_;
+
+   my ($x1, $y1, $x2, $y2) = (0, 0, 0, 0);
+
+   # determine overall size by querying abs widgets
+   for my $child ($self->visible_children) {
+      my ($pos, $x, $y, $size, $w, $h) = @{ $child->{_fixed} };
+
+      if ($pos eq "abs") {
+         $w = _scale $size, $w, $child->{req_w};
+         $h = _scale $size, $h, $child->{req_h};
+
+         $x1 = min $x1, $x; $x2 = max $x2, $x + $w;
+         $y1 = min $y1, $y; $y2 = max $y2, $y + $h;
+      }
+   }
+
+   my $W = $x2 - $x1;
+   my $H = $y2 - $y1;
+
+   # now layout remaining widgets
+   for my $child ($self->visible_children) {
+      my ($pos, $x, $y, $size, $w, $h) = @{ $child->{_fixed} };
+
+      if ($pos ne "abs") {
+         $x = _scale $pos,  $x, $W;
+         $y = _scale $pos,  $x, $H;
+         $w = _scale $size, $w, $child->{req_w};
+         $h = _scale $size, $h, $child->{req_h};
+
+         $x1 = min $x1, $x; $x2 = max $x2, $x + $w;
+         $y1 = min $y1, $y; $y2 = max $y2, $y + $h;
+      }
+   }
+
+   my $W = $x2 - $x1;
+   my $H = $y2 - $y1;
+
+   ($W, $H)
+}
+
+sub invoke_size_allocate {
+   my ($self, $W, $H) = @_;
+
+   for my $child ($self->visible_children) {
+      my ($pos, $x, $y, $size, $w, $h) = @{ $child->{_fixed} };
+
+      $x = _scale $pos,  $x, $W;
+      $y = _scale $pos,  $x, $H;
+      $w = _scale $size, $w, $child->{req_w};
+      $h = _scale $size, $h, $child->{req_h};
+
+      $child->configure ($x, $y, $w, $h);
+   }
+
+   1
+}
+
+#############################################################################
+
 package CFPlus::UI::Box;
 
 our @ISA = CFPlus::UI::Container::;
@@ -1964,6 +2166,8 @@
 
    my $text = $self->get_text;
 
+   $self->{cursor} = List::Util::max 0, List::Util::min $self->{cursor}, length $text;
+
    if ($uni == 8) {
       substr $text, --$self->{cursor}, 1, "" if $self->{cursor};
    } elsif ($uni == 127) {
@@ -1973,15 +2177,25 @@
    } elsif ($sym == CFPlus::SDLK_RIGHT) {
       ++$self->{cursor} if $self->{cursor} < length $self->{text};
    } elsif ($sym == CFPlus::SDLK_HOME) {
-      $self->{cursor} = 0;
+      # what a hack
+      $self->{cursor} =
+         (substr $self->{text}, 0, $self->{cursor}) =~ /^(.*\012)/
+            ? length $1
+            : 0;
    } elsif ($sym == CFPlus::SDLK_END) {
-      $self->{cursor} = length $text;
+      # 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 >= 0x20 || $uni == 0x0d) {
+   } elsif ($uni == 0x0d) {
+      substr $text, $self->{cursor}++, 0, "\012";
+   } elsif ($uni >= 0x20) {
       substr $text, $self->{cursor}++, 0, chr $uni;
    } else {
       return 0;
@@ -2312,7 +2526,7 @@
    $self->{tex} ||= $texture_cache{$self->{path}} ||=
       new_from_file CFPlus::Texture CFPlus::find_rcfile $self->{path}, mipmap => 1;
 
-   Scalar::Util::weaken $texture_cache{$self->{path}};
+   CFPlus::weaken $texture_cache{$self->{path}};
 
    $self->{aspect} ||= $self->{tex}{w} / $self->{tex}{h};
 
@@ -2695,7 +2909,9 @@
 
    my $delta = $self->{vertical} ? $ev->{dy} : $ev->{dx};
 
-   $self->set_value ($self->{range}[0] + $delta * $self->{range}[3] * 0.2);
+   my $pagepart = $ev->{mod} & CFPlus::KMOD_SHIFT ? 1 : 0.2;
+
+   $self->set_value ($self->{range}[0] + $delta * $self->{range}[3] * $pagepart);
 
    ! ! $delta
 }
@@ -2815,6 +3031,7 @@
                  
       layout     => (new CFPlus::Layout),
       par        => [],
+      max_par    => 0,
       height     => 0,
       children   => [
          (new CFPlus::UI::Empty expand => 1),
@@ -2949,6 +3166,10 @@
       push @{$self->{par}}, $para;
    }
 
+   if (my $max = $self->{max_par}) {
+      shift @{$self->{par}} while @{$self->{par}} > $max;
+   }
+
    $self->{need_reflow}++;
    $self->update;
 }
@@ -3264,30 +3485,89 @@
    my $class = shift;
 
    my $self = $class->SUPER::new (
+      size_w     => 32,
+      size_h     => 8,
       aspect     => 1,
       can_events => 0,
       @_,
    );
 
    if ($self->{anim} && $self->{animspeed}) {
-      Scalar::Util::weaken (my $widget = $self);
+      CFPlus::weaken (my $widget = $self);
 
+      $widget->{animspeed} = List::Util::max 0.05, $widget->{animspeed};
+      $widget->{anim_start} = $self->{animspeed} * Event::time / $self->{animspeed};
       $self->{timer} = Event->timer (
-         at       => $self->{animspeed} * int $::NOW / $self->{animspeed},
-         hard     => 1,
-         interval => $self->{animspeed},
+         parked   => 1,
          cb       => sub {
+            return unless $::CONN;
+
+            if (!$widget) {#d#
+               warn "animation widget timer active but widgetd estroyed\n";#d#
+               warn $_[0]->w->active;#d#
+            }#d#
+
             ++$widget->{frame};
+            $widget->update_face;
             $widget->update;
+
+            $widget->update_timer;
          },
       );
+
+      $self->update_face;
+      $self->update_timer;
    }
    
    $self
 }
 
+sub update_timer {
+   my ($self) = @_;
+
+   return unless $self->{timer};
+
+   if ($self->{visible}) {
+      $self->{timer}->at (
+         $self->{anim_start}
+         + $self->{animspeed}
+           * int 1.5 + (Event::time - $self->{anim_start}) / $self->{animspeed}
+      );
+      $self->{timer}->start;
+   } else {
+      $self->{timer}->stop;
+   }
+}
+
+sub update_face {
+   my ($self) = @_;
+
+   return unless $::CONN;
+
+   if (my $anim = $::CONN->{anim}[$self->{anim}]) {
+      if ($anim && @$anim) {
+         delete $self->{wait_face};
+         $self->{face} = $anim->[ $self->{frame} % @$anim ];
+      }
+   }
+}
+
 sub size_request {
-   (32, 8)
+   my ($self) = @_;
+
+   if ($::CONN) {
+      if (my $faceid = $::CONN->{faceid}[$self->{face}]) {
+         if (my $tex = $::CONN->{texture}[$faceid]) {
+            return ($self->{size_w} || $tex->{w}, $self->{size_h} || $tex->{h});
+         } else {
+            $self->{wait_face} ||= $::CONN->connect_face_update ($faceid, sub {
+               $self->realloc;
+            });
+         }
+      }
+   }
+
+   ($self->{size_w} || 8, $self->{size_h} || 8)
 }
 
 sub update {
@@ -3298,6 +3578,14 @@
    $self->SUPER::update;
 }
 
+sub invoke_visibility_change {
+   my ($self) = @_;
+
+   $self->update_timer;
+
+   0
+}
+
 sub _draw {
    my ($self) = @_;
 
@@ -3305,16 +3593,10 @@
 
    $self->SUPER::_draw;
 
-   my $face;
-
-   if ($self->{frame}) {
-      my $anim = $::CONN->{anim}[$self->{anim}];
-
-      $face = $anim->[ $self->{frame} % @$anim ]
-         if $anim && @$anim;
-   }
+   my $faceid = $::CONN->{faceid}[$self->{face}]
+      or return;
    
-   my $tex = $::CONN->{texture}[$::CONN->{faceid}[$face || $self->{face}]];
+   my $tex = $::CONN->{texture}[$faceid];
 
    if ($tex) {
       glEnable GL_TEXTURE_2D;
@@ -3328,7 +3610,7 @@
 sub destroy {
    my ($self) = @_;
 
-   $self->{timer}->cancel
+   (delete $self->{timer})->cancel
       if $self->{timer};
 
    $self->SUPER::destroy;
@@ -3534,7 +3816,7 @@
 sub add {
    my ($self, $title, $widget, $tooltip) = @_;
 
-   Scalar::Util::weaken $self;
+   CFPlus::weaken $self;
 
    $self->{buttonbar}->add (new CFPlus::UI::Button
       markup      => $title,
@@ -3628,7 +3910,7 @@
       @_,
    );
 
-   Scalar::Util::weaken (my $this = $self);
+   CFPlus::weaken (my $this = $self);
 
    $self->{timer} = Event->timer (after => 1, interval => 1, cb => sub { $this->reorder });
 
@@ -3777,7 +4059,7 @@
       @_,
    );
 
-   Scalar::Util::weaken ($self->{root} = $self);
+   CFPlus::weaken ($self->{root} = $self);
 
    $self
 }