Deliantra-Client/DC/UI.pm

package Crossfire::Client::Widget;

use strict;

use Scalar::Util;

use SDL::OpenGL;
use SDL::OpenGL::Constants;

our $FOCUS;  # the widget with current focus

# 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 new {
   my $class = shift;

   bless { @_ }, $class
}

sub move {
   my ($self, $x, $y, $z) = @_;
   $self->{x} = $x;
   $self->{y} = $y;
   $self->{z} = $z if defined $z;
}

sub needs_redraw {
   0
}

sub size_request {
   require Carp;
   Carp::confess "size_request is abtract";
}

sub size_allocate {
   my ($self, $w, $h) = @_;
   $self->w ($w);
   $self->h ($h);
}

sub focus_in {
   my ($widget) = @_;
   $FOCUS = $widget;
}

sub focus_out {
   my ($widget) = @_;
}

sub key_down {
   my ($widget, $sdlev) = @_;
}

sub key_up {
   my ($widget, $sdlev) = @_;
}

sub button_down {
   my ($widget, $sdlev) = @_;
}

sub button_up {
   my ($widget, $sdlev) = @_;
}

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} }

sub draw {
   my ($self) = @_;

   glPushMatrix;
   glTranslate $self->{x}, $self->{y}, 0;
   $self->_draw;
   glPopMatrix;
}

sub _draw {
   my ($widget) = @_;
}

sub bbox {
   my ($self) = @_;
   my ($w, $h) = $self->size_request;
   (
     $self->{x},
     $self->{y},
     $self->{x} = $w,
     $self->{y} = $h
   )
}

sub del_parent { $_[0]->{parent} = undef }

sub set_parent {
   my ($self, $par) = @_;

   $self->{parent} = $par;
   Scalar::Util::weaken $self->{parent};
}

sub get_parent {
   $_[0]->{parent}
}

sub update {
   my ($self) = @_;

   $self->{parent}->update
      if $self->{parent};
}

sub DESTROY {
   my ($self) = @_;

   #$self->deactivate;
}

package Crossfire::Client::Widget::Bin;

our @ISA = Crossfire::Client::Widget::;

sub add { $_[0]->{child} = $_[1]; $_[1]->set_parent ($_[0]); $_[1]->{expand} = $_[2] }
sub get { $_[0]->{child} }

sub remove {
   my ($self, $chld) = @_;
   delete $self->{child}
      if $self->{child} == $chld;
}

sub size_request {
   $_[0]->{child}->size_request if $_[0]->{child}
}
sub size_allocate {
   my ($self, $w, $h) = @_;
   $self->SUPER::size_allocate ($w, $h);
   $self->{child}->size_allocate ($w, $h)
      if $self->{child}
}

sub _draw {
   my ($self) = @_;

   $self->{child}->draw;
}

package Crossfire::Client::Widget::Toplevel;

our @ISA = Crossfire::Client::Widget::;

use SDL::OpenGL;

sub add {
   my ($self, $chld) = @_;

   push @{$self->{childs}}, $chld;
   @{$self->{childs}} =
      sort { $a->{z} <=> $b->{z} }
         @{$self->{childs}};

   $chld->set_parent ($self);
   $chld->size_allocate ($chld->size_request);
}

sub remove {
   my ($self, $chld) = @_;
   @{$self->{childs}} =
      sort { $a->{z} <=> $b->{z} }
         grep { $_ && $_ != $_[0] }
            @{$self->{childs}}
}

sub update {
   my ($self) = @_;
   ::refresh ();
}

sub _draw {
   my ($self) = @_;

   $_->draw for @{$self->{childs}};
}

package Crossfire::Client::Widget::Window;

our @ISA = Crossfire::Client::Widget::Bin::;

use SDL::OpenGL;

sub add {
   my ($self, $chld) = @_;
   warn "ADD $chld\n";
   $self->SUPER::add ($chld);
   $chld->set_parent ($self);
}

sub remove {
   my ($self) = @_;
   # TODO FIXME: removing a child from a window will crash, see render_chld
   # $self->update;
}

sub update {
   my ($self) = @_;
   $self->render_chld;
}

sub render_chld {
   my ($self) = @_;
   my $chld = $self->get;
   my ($w, $h) = $self->size_request;

   require Carp;
   Carp::cluck "RENDERCHI $w $h";
   warn "RENDERCHI $w $h\n";
   $self->{texture} =
      Crossfire::Client::Texture->new_from_opengl (
         $w, $h, sub { $chld->draw }
      );
   $self->{texture}->upload;
}

sub size_request {
   my ($self) = @_;
   ($self->w, $self->h)
}

sub size_allocate {
   my ($self, $w, $h) = @_;

   $self->w ($w);
   $self->h ($h);
   $self->get->size_allocate ($w, $h);

   $self->update; #TODO: Move this to the size_request event propably?
}

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};

   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;

   glDisable GL_BLEND;
   glDisable GL_TEXTURE_2D;
}

package Crossfire::Client::Widget::Frame;

our @ISA = Crossfire::Client::Widget::Bin::;

use SDL::OpenGL;

sub size_request {
   my ($self) = @_;
   my $chld = $self->get
      or return (0, 0);

   $chld->move (2, 2);

   map { $_ + 4 } $chld->size_request;
}

sub size_allocate {
   my ($self, $w, $h) = @_;

   $self->w ($w);
   $self->h ($h);

   $self->get->size_allocate ($w - 4, $h - 4);
   $self->get->move (2, 2);
}

sub _draw {
   my ($self) = @_;

   my $chld = $self->get;

   my ($w, $h) = $chld->size_request;

   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;

   $chld->draw;
}

package Crossfire::Client::Widget::FancyFrame;

our @ISA = Crossfire::Client::Widget::Frame::;

use SDL::OpenGL;

sub new {
   my ($self, $theme) = @_;
   $self = $self->SUPER::new;

   $self->{txts} = [
      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/
   ];
   $self
}

sub size_request {
   my ($self) = @_;
   my ($w, $h) = $self->get->size_request;

   $h += $self->{txts}->[1]->{height};
   $h += $self->{txts}->[4]->{height};
   $w += $self->{txts}->[2]->{width};
   $w += $self->{txts}->[3]->{width};

   ($w, $h)
}

sub size_allocate {
   my ($self, $w, $h) = @_;

   $self->w ($w);
   $self->h ($h);
   $h -= $self->{txts}->[1]->{height};
   $h -= $self->{txts}->[4]->{height};
   $w -= $self->{txts}->[2]->{width};
   $w -= $self->{txts}->[3]->{width};

   $h = $h < 0 ? 0 : $h;
   $w = $w < 0 ? 0 : $w;
   warn "CHILD:$w $h\n";
   $self->get->size_allocate ($w, $h);
   $self->get->move ($self->{txts}->[3]->{width}, $self->{txts}->[1]->{height});
}

sub _draw {
   my ($self) = @_;

   my ($w, $h) = ($self->w, $self->h);
   my ($cw, $ch) = ($self->get->w, $self->get->h);

   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 $top = $self->{txts}->[1];
   glBindTexture GL_TEXTURE_2D, $top->{name};

   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;
   glEnd;

   my $left = $self->{txts}->[3];
   glBindTexture GL_TEXTURE_2D, $left->{name};

   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 = $self->{txts}->[2];
   glBindTexture GL_TEXTURE_2D, $right->{name};

   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;

   my $bottom = $self->{txts}->[4];
   glBindTexture GL_TEXTURE_2D, $bottom->{name};

   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 = $self->{txts}->[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 $rep_x = $cw / $bg->{width};
   my $rep_y = $ch / $bg->{height};

   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;

   glDisable GL_BLEND;
   glDisable GL_TEXTURE_2D;

   $self->get->draw;

}

package Crossfire::Client::Widget::Table;

our @ISA = Crossfire::Client::Widget::Bin::;

use SDL::OpenGL;

sub add {
   my ($self, $x, $y, $chld) = @_;
   my $old_chld = $self->{childs}[$y][$x];

   $self->{childs}[$y][$x] = $chld;
   $chld->set_parent ($self);
   $self->update;
}

sub max_row_height {
   my ($self, $row) = @_;

   my $hs = 0;
   for (my $xi = 0; $xi <= $#{$self->{childs}->[$row] || []}; $xi++) {
      my $c = $self->{childs}->[$row]->[$xi];
      if ($c) {
         my ($w, $h) = $c->size_request;
         if ($hs < $h) { $hs = $h }
      }
   }
   return $hs;
}

sub max_col_width {
   my ($self, $col) = @_;

   my $ws = 0;
   for (my $yi = 0; $yi <= $#{$self->{childs} || []}; $yi++) {
      my $c = ($self->{childs}->[$yi] || [])->[$col];
      if ($c) {
         my ($w, $h) = $c->size_request;
         if ($ws < $w) { $ws = $w }
      }
   }
   return $ws;
}

sub size_request {
   my ($self) = @_;

   my ($hs, $ws) = (0, 0);

   for (my $yi = 0; $yi <= $#{$self->{childs}}; $yi++) {
      $hs += $self->max_row_height ($yi);
   }

   for (my $yi = 0; $yi <= $#{$self->{childs}}; $yi++) {
      my $wm = 0;
      for (my $xi = 0; $xi <= $#{$self->{childs}->[$yi]}; $xi++) {
         $wm += $self->max_col_width ($xi)
      }
      if ($ws < $wm) { $ws = $wm }
   }

   return ($ws, $hs);
}

sub _draw {
   my ($self) = @_;

   my $y = 0;
   for (my $yi = 0; $yi <= $#{$self->{childs}}; $yi++) {
      my $x = 0;

      for (my $xi = 0; $xi <= $#{$self->{childs}->[$yi]}; $xi++) {

         my $c = $self->{childs}->[$yi]->[$xi];
         if ($c) {
            $c->move ($x, $y, 0); #TODO: Move to size_request
            $c->draw if $c;
         }

         $x += $self->max_col_width ($xi);
      }

      $y += $self->max_row_height ($yi);
   }
}

package Crossfire::Client::Widget::VBox;

our @ISA = Crossfire::Client::Widget::Bin::;

use SDL::OpenGL;

sub add {
   my ($self, $chld, $expand) = @_;
   push @{$self->{childs}}, $chld;
   $chld->{expand} = $expand;
   $chld->set_parent ($self);
   $self->update;
}

sub size_request {
   my ($self) = @_;

   my ($hs, $ws) = (0, 0);
   for (@{$self->{childs} || []}) {
      my ($w, $h) = $_->size_request;
      $hs += $h;
      if ($ws < $w) { $ws = $w }
   }

   return ($ws, $hs);
}

sub size_allocate {
   my ($self, $w, $h) = @_;

   $self->w ($w);
   $self->h ($h);

   my $exp;
   my @oth;
   # find expand widget
   for (@{$self->{childs}}) {
      if ($_->{expand}) {
         $exp = $_;
         last;
      }
      push @oth, $_;
   }

   my ($ow, $oh);

   # get sizes of other widgets
   for (@oth) {
      my ($w, $h) = $_->size_request;
      $oh += $h;
      if ($ow < $w) { $ow = $w }
   }

   my $y = 0;
   for (@{$self->{childs}}) {
      $_->move (0, $y);

      if ($_ == $exp) {
         $_->size_allocate ($w, $h - $oh);
         $y += $h - $oh;
      } else {
         my ($cw, $h) = $_->size_request;
         $_->size_allocate ($w, $h);
         $y += $h;
      }
   }
}

sub _draw {
   my ($self) = @_;

   my ($x, $y);
   for (@{$self->{childs} || []}) {
      $_->draw;
      $y += $_->h;
   }
}

package Crossfire::Client::Widget::Label;

our @ISA = Crossfire::Client::Widget::;

use SDL::OpenGL;

sub new {
   my ($class, $x, $y, $z, $height, $text) = @_;

   # TODO: color, and make height, xyz etc. optional
   my $self = $class->SUPER::new (x => $x, y => $y, z => $z, height => $height);

   $self->set_text ($text);

   $self
}

sub set_text {
   my ($self, $text) = @_;

   $self->{text} = $text;
   $self->{texture} = new_from_text Crossfire::Client::Texture $text, $self->{height};

   $self->update;
}

sub get_text {
   my ($self, $text) = @_;

   $self->{text}
}

sub size_request {
   my ($self) = @_;

   (
      $self->{texture}{width},
      $self->{texture}{height},
   )
}

sub _draw {
   my ($self) = @_;

   my $tex = $self->{texture};

   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};

   glColor 1, 0, 0, 1; # TODO color

   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;

   glDisable GL_BLEND;
   glDisable GL_TEXTURE_2D;
}

package Crossfire::Client::Widget::TextEntry;

our @ISA = Crossfire::Client::Widget::Label::;

use SDL;
use SDL::OpenGL;

sub key_down {
   my ($self, $ev) = @_;

   my $mod = $ev->key_mod;
   my $sym = $ev->key_sym;

   $ev->set_unicode (1);
   my $uni = $ev->key_unicode;

   my $text = $self->get_text;

   if ($sym == SDLK_BACKSPACE) {
      substr $text, -1, 1, '';

   } elsif ($uni) {
      $text .= chr $uni;
   }
   $self->set_text ($text);
}

package Crossfire::Client::Widget::MapWidget;

use strict;

use List::Util qw(min max);

use SDL;
use SDL::OpenGL;
use SDL::OpenGL::Constants;

our @ISA = Crossfire::Client::Widget::;

sub key_down {
   print "MAPKEYDOWN\n";
}

sub key_up {
}

sub size_request {

}

sub size_allocate {
}

sub _draw {
   my ($self) = @_;

   my $mx = $::CONN->{mapx};
   my $my = $::CONN->{mapy};

   my $map = $::CONN->{map};

   my ($xofs, $yofs);

   my $sw = 1 + int $::WIDTH  / 32;
   my $sh = 1 + int $::HEIGHT / 32;

   if ($::CONN->{mapw} > $sw) {
      $xofs = $mx + ($::CONN->{mapw} - $sw) * 0.5;
   } else {
      $xofs = $self->{xofs} = min $mx, max $mx + $::CONN->{mapw} - $sw + 1, $self->{xofs};
   }

   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};
   }

   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);

   for my $x (0 .. $sw - 1) {
      for my $y (0 .. $sh - 1) {

         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;

         for my $num (grep $_, @$cell[1,2,3]) {
            my $tex = $::CONN->{face}[$num]{texture} || next;

            glBindTexture GL_TEXTURE_2D, $tex->{name};

            my $w = $tex->{width};
            my $h = $tex->{height};

            my $px = ($x + 1) * 32 - $w;
            my $py = ($y + 1) * 32 - $h;

            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;
         }
      }
   }

#   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;
#   }

   $lighting = new Crossfire::Client::Texture
      width          => $sw4,
      height         => $sh,
      data           => $lighting,
      internalformat => GL_ALPHA4,
      format         => GL_ALPHA;

   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;
   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;
   glEnd;

   glDisable GL_TEXTURE_2D;
   glDisable GL_BLEND;
}

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) = @_;

   my $mod = $ev->key_mod;
   my $sym = $ev->key_sym;

   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]");
      } else {
         $::CONN->send ("command $DIR{$sym}[1]");
      }
   }
}

sub key_up {
   my ($self, $ev) = @_;

   my $mod = $ev->key_mod;
   my $sym = $ev->key_sym;

   if (!($mod & KMOD_SHIFT) && delete $self->{shft}) {
      $::CONN->send ("command fire_stop");
   }
   if (!($mod & KMOD_CTRL ) && delete $self->{ctrl}) {
      $::CONN->send ("command run_stop");
   }
}

package Crossfire::Client::Widget::Animator;

use SDL::OpenGL;

our @ISA = Crossfire::Client::Widget::Bin::;

sub moveto {
   my ($self, $x, $y) = @_;

   $self->{moveto} = [$self->{x}, $self->{y}, $x, $y];
   $self->{speed}  = 0.2;
   $self->{time}   = 1;
   
   ::animation_start $self;
}

sub animate {
   my ($self, $interval) = @_;

   $self->{time} -= $interval * $self->{speed};
   if ($self->{time} <= 0) {
      $self->{time} = 0;
      ::animation_stop $self;
   }

   my ($x0, $y0, $x1, $y1) = @{$self->{moveto}};
      
   $self->{x} = $x0 * $self->{time} + $x1 * (1 - $self->{time});
   $self->{y} = $y0 * $self->{time} + $y1 * (1 - $self->{time});
}

sub _draw {
   my ($self) = @_;

   glPushMatrix;
   glRotate $self->{time} * 10000, 0, 1, 0;
   $self->{child}->draw;
   glPopMatrix;
}

1;

Revision:	1.37
Committed:	Sun Apr 9 21:05:50 2006 UTC (18 years, 1 month ago) by root
Branch:	MAIN
Changes since 1.36:	+1 -1 lines
Log Message:	* empty log message *
#	Content
1	package Crossfire::Client::Widget;
2
3	use strict;
4
5	use Scalar::Util;
6
7	use SDL::OpenGL;
8	use SDL::OpenGL::Constants;
9
10	our $FOCUS; # the widget with current focus
11
12	# class methods for events
13	sub feed_sdl_key_down_event { $FOCUS->key_down ($_[0]) if $FOCUS }
14	sub feed_sdl_key_up_event { $FOCUS->key_up ($_[0]) if $FOCUS }
15	sub feed_sdl_button_down_event { }
16	sub feed_sdl_button_up_event { }
17
18	sub new {
19	my $class = shift;
20
21	bless { @_ }, $class
22	}
23
24	sub move {
25	my ($self, $x, $y, $z) = @_;
26	$self->{x} = $x;
27	$self->{y} = $y;
28	$self->{z} = $z if defined $z;
29	}
30
31	sub needs_redraw {
32	0
33	}
34
35	sub size_request {
36	require Carp;
37	Carp::confess "size_request is abtract";
38	}
39
40	sub size_allocate {
41	my ($self, $w, $h) = @_;
42	$self->w ($w);
43	$self->h ($h);
44	}
45
46	sub focus_in {
47	my ($widget) = @_;
48	$FOCUS = $widget;
49	}
50
51	sub focus_out {
52	my ($widget) = @_;
53	}
54
55	sub key_down {
56	my ($widget, $sdlev) = @_;
57	}
58
59	sub key_up {
60	my ($widget, $sdlev) = @_;
61	}
62
63	sub button_down {
64	my ($widget, $sdlev) = @_;
65	}
66
67	sub button_up {
68	my ($widget, $sdlev) = @_;
69	}
70
71	sub w { $_[0]->{w} = $_[1] if $_[1]; $_[0]->{w} }
72	sub h { $_[0]->{h} = $_[1] if $_[1]; $_[0]->{h} }
73	sub x { $_[0]->{x} = $_[1] if $_[1]; $_[0]->{x} }
74	sub y { $_[0]->{y} = $_[1] if $_[1]; $_[0]->{y} }
75	sub z { $_[0]->{z} = $_[1] if $_[1]; $_[0]->{z} }
76
77	sub draw {
78	my ($self) = @_;
79
80	glPushMatrix;
81	glTranslate $self->{x}, $self->{y}, 0;
82	$self->_draw;
83	glPopMatrix;
84	}
85
86	sub _draw {
87	my ($widget) = @_;
88	}
89
90	sub bbox {
91	my ($self) = @_;
92	my ($w, $h) = $self->size_request;
93	(
94	$self->{x},
95	$self->{y},
96	$self->{x} = $w,
97	$self->{y} = $h
98	)
99	}
100
101	sub del_parent { $_[0]->{parent} = undef }
102
103	sub set_parent {
104	my ($self, $par) = @_;
105
106	$self->{parent} = $par;
107	Scalar::Util::weaken $self->{parent};
108	}
109
110	sub get_parent {
111	$_[0]->{parent}
112	}
113
114	sub update {
115	my ($self) = @_;
116
117	$self->{parent}->update
118	if $self->{parent};
119	}
120
121	sub DESTROY {
122	my ($self) = @_;
123
124	#$self->deactivate;
125	}
126
127	package Crossfire::Client::Widget::Bin;
128
129	our @ISA = Crossfire::Client::Widget::;
130
131	sub add { $_[0]->{child} = $_[1]; $_[1]->set_parent ($_[0]); $_[1]->{expand} = $_[2] }
132	sub get { $_[0]->{child} }
133
134	sub remove {
135	my ($self, $chld) = @_;
136	delete $self->{child}
137	if $self->{child} == $chld;
138	}
139
140	sub size_request {
141	$_[0]->{child}->size_request if $_[0]->{child}
142	}
143	sub size_allocate {
144	my ($self, $w, $h) = @_;
145	$self->SUPER::size_allocate ($w, $h);
146	$self->{child}->size_allocate ($w, $h)
147	if $self->{child}
148	}
149
150	sub _draw {
151	my ($self) = @_;
152
153	$self->{child}->draw;
154	}
155
156	package Crossfire::Client::Widget::Toplevel;
157
158	our @ISA = Crossfire::Client::Widget::;
159
160	use SDL::OpenGL;
161
162	sub add {
163	my ($self, $chld) = @_;
164
165	push @{$self->{childs}}, $chld;
166	@{$self->{childs}} =
167	sort { $a->{z} <=> $b->{z} }
168	@{$self->{childs}};
169
170	$chld->set_parent ($self);
171	$chld->size_allocate ($chld->size_request);
172	}
173
174	sub remove {
175	my ($self, $chld) = @_;
176	@{$self->{childs}} =
177	sort { $a->{z} <=> $b->{z} }
178	grep { $_ && $_ != $_[0] }
179	@{$self->{childs}}
180	}
181
182	sub update {
183	my ($self) = @_;
184	::refresh ();
185	}
186
187	sub _draw {
188	my ($self) = @_;
189
190	$_->draw for @{$self->{childs}};
191	}
192
193	package Crossfire::Client::Widget::Window;
194
195	our @ISA = Crossfire::Client::Widget::Bin::;
196
197	use SDL::OpenGL;
198
199	sub add {
200	my ($self, $chld) = @_;
201	warn "ADD $chld\n";
202	$self->SUPER::add ($chld);
203	$chld->set_parent ($self);
204	}
205
206	sub remove {
207	my ($self) = @_;
208	# TODO FIXME: removing a child from a window will crash, see render_chld
209	# $self->update;
210	}
211
212	sub update {
213	my ($self) = @_;
214	$self->render_chld;
215	}
216
217	sub render_chld {
218	my ($self) = @_;
219	my $chld = $self->get;
220	my ($w, $h) = $self->size_request;
221
222	require Carp;
223	Carp::cluck "RENDERCHI $w $h";
224	warn "RENDERCHI $w $h\n";
225	$self->{texture} =
226	Crossfire::Client::Texture->new_from_opengl (
227	$w, $h, sub { $chld->draw }
228	);
229	$self->{texture}->upload;
230	}
231
232	sub size_request {
233	my ($self) = @_;
234	($self->w, $self->h)
235	}
236
237	sub size_allocate {
238	my ($self, $w, $h) = @_;
239
240	$self->w ($w);
241	$self->h ($h);
242	$self->get->size_allocate ($w, $h);
243
244	$self->update; #TODO: Move this to the size_request event propably?
245	}
246
247	sub _draw {
248	my ($self) = @_;
249
250	my ($w, $h) = ($self->w, $self->h);
251
252	my $tex = $self->{texture}
253	or return;
254
255	glEnable GL_BLEND;
256	glEnable GL_TEXTURE_2D;
257	glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
258	glBindTexture GL_TEXTURE_2D, $tex->{name};
259
260	glBegin GL_QUADS;
261	glTexCoord 0, 0; glVertex 0, 0;
262	glTexCoord 0, 1; glVertex 0, $h;
263	glTexCoord 1, 1; glVertex $w, $h;
264	glTexCoord 1, 0; glVertex $w, 0;
265	glEnd;
266
267	glDisable GL_BLEND;
268	glDisable GL_TEXTURE_2D;
269	}
270
271	package Crossfire::Client::Widget::Frame;
272
273	our @ISA = Crossfire::Client::Widget::Bin::;
274
275	use SDL::OpenGL;
276
277	sub size_request {
278	my ($self) = @_;
279	my $chld = $self->get
280	or return (0, 0);
281
282	$chld->move (2, 2);
283
284	map { $_ + 4 } $chld->size_request;
285	}
286
287	sub size_allocate {
288	my ($self, $w, $h) = @_;
289
290	$self->w ($w);
291	$self->h ($h);
292
293	$self->get->size_allocate ($w - 4, $h - 4);
294	$self->get->move (2, 2);
295	}
296
297	sub _draw {
298	my ($self) = @_;
299
300	my $chld = $self->get;
301
302	my ($w, $h) = $chld->size_request;
303
304	glBegin GL_QUADS;
305	glColor 0, 0, 0;
306	glTexCoord 0, 0; glVertex 0 , 0;
307	glTexCoord 0, 1; glVertex 0 , $h + 4;
308	glTexCoord 1, 1; glVertex $w + 4 , $h + 4;
309	glTexCoord 1, 0; glVertex $w + 4 , 0;
310	glEnd;
311
312	$chld->draw;
313	}
314
315	package Crossfire::Client::Widget::FancyFrame;
316
317	our @ISA = Crossfire::Client::Widget::Frame::;
318
319	use SDL::OpenGL;
320
321	sub new {
322	my ($self, $theme) = @_;
323	$self = $self->SUPER::new;
324
325	$self->{txts} = [
326	map { new_from_file Crossfire::Client::Texture Crossfire::Client::find_rcfile $_ }
327	qw/d1_bg.png d1_border_top.png d1_border_right.png d1_border_left.png d1_border_bottom.png/
328	];
329	$self
330	}
331
332	sub size_request {
333	my ($self) = @_;
334	my ($w, $h) = $self->get->size_request;
335
336	$h += $self->{txts}->[1]->{height};
337	$h += $self->{txts}->[4]->{height};
338	$w += $self->{txts}->[2]->{width};
339	$w += $self->{txts}->[3]->{width};
340
341	($w, $h)
342	}
343
344	sub size_allocate {
345	my ($self, $w, $h) = @_;
346
347	$self->w ($w);
348	$self->h ($h);
349	$h -= $self->{txts}->[1]->{height};
350	$h -= $self->{txts}->[4]->{height};
351	$w -= $self->{txts}->[2]->{width};
352	$w -= $self->{txts}->[3]->{width};
353
354	$h = $h < 0 ? 0 : $h;
355	$w = $w < 0 ? 0 : $w;
356	warn "CHILD:$w $h\n";
357	$self->get->size_allocate ($w, $h);
358	$self->get->move ($self->{txts}->[3]->{width}, $self->{txts}->[1]->{height});
359	}
360
361	sub _draw {
362	my ($self) = @_;
363
364	my ($w, $h) = ($self->w, $self->h);
365	my ($cw, $ch) = ($self->get->w, $self->get->h);
366
367	glEnable GL_BLEND;
368	glEnable GL_TEXTURE_2D;
369	glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA;
370	glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
371
372	my $top = $self->{txts}->[1];
373	glBindTexture GL_TEXTURE_2D, $top->{name};
374
375	glBegin GL_QUADS;
376	glTexCoord 0, 0; glVertex 0 , 0;
377	glTexCoord 0, 1; glVertex 0 , $top->{height};
378	glTexCoord 1, 1; glVertex $w , $top->{height};
379	glTexCoord 1, 0; glVertex $w , 0;
380	glEnd;
381
382	my $left = $self->{txts}->[3];
383	glBindTexture GL_TEXTURE_2D, $left->{name};
384
385	glBegin GL_QUADS;
386	glTexCoord 0, 0; glVertex 0 , $top->{height};
387	glTexCoord 0, 1; glVertex 0 , $top->{height} + $ch;
388	glTexCoord 1, 1; glVertex $left->{width}, $top->{height} + $ch;
389	glTexCoord 1, 0; glVertex $left->{width}, $top->{height};
390	glEnd;
391
392	my $right = $self->{txts}->[2];
393	glBindTexture GL_TEXTURE_2D, $right->{name};
394
395	glBegin GL_QUADS;
396	glTexCoord 0, 0; glVertex $w - $right->{width}, $top->{height};
397	glTexCoord 0, 1; glVertex $w - $right->{width}, $top->{height} + $ch;
398	glTexCoord 1, 1; glVertex $w , $top->{height} + $ch;
399	glTexCoord 1, 0; glVertex $w , $top->{height};
400	glEnd;
401
402	my $bottom = $self->{txts}->[4];
403	glBindTexture GL_TEXTURE_2D, $bottom->{name};
404
405	glBegin GL_QUADS;
406	glTexCoord 0, 0; glVertex 0 , $h - $bottom->{height};
407	glTexCoord 0, 1; glVertex 0 , $h;
408	glTexCoord 1, 1; glVertex $w , $h;
409	glTexCoord 1, 0; glVertex $w , $h - $bottom->{height};
410	glEnd;
411
412	my $bg = $self->{txts}->[0];
413	glBindTexture GL_TEXTURE_2D, $bg->{name};
414	glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
415	glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT;
416	glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT;
417
418	my $rep_x = $cw / $bg->{width};
419	my $rep_y = $ch / $bg->{height};
420
421	glBegin GL_QUADS;
422	glTexCoord 0, 0; glVertex $left->{width}, $top->{height};
423	glTexCoord 0, $rep_y; glVertex $left->{width}, $top->{height} + $ch;
424	glTexCoord $rep_x, $rep_y; glVertex $left->{width} + $cw , $top->{height} + $ch;
425	glTexCoord $rep_x, 0; glVertex $left->{width} + $cw , $top->{height};
426	glEnd;
427
428	glDisable GL_BLEND;
429	glDisable GL_TEXTURE_2D;
430
431	$self->get->draw;
432
433	}
434
435	package Crossfire::Client::Widget::Table;
436
437	our @ISA = Crossfire::Client::Widget::Bin::;
438
439	use SDL::OpenGL;
440
441	sub add {
442	my ($self, $x, $y, $chld) = @_;
443	my $old_chld = $self->{childs}[$y][$x];
444
445	$self->{childs}[$y][$x] = $chld;
446	$chld->set_parent ($self);
447	$self->update;
448	}
449
450	sub max_row_height {
451	my ($self, $row) = @_;
452
453	my $hs = 0;
454	for (my $xi = 0; $xi <= $#{$self->{childs}->[$row] \|\| []}; $xi++) {
455	my $c = $self->{childs}->[$row]->[$xi];
456	if ($c) {
457	my ($w, $h) = $c->size_request;
458	if ($hs < $h) { $hs = $h }
459	}
460	}
461	return $hs;
462	}
463
464	sub max_col_width {
465	my ($self, $col) = @_;
466
467	my $ws = 0;
468	for (my $yi = 0; $yi <= $#{$self->{childs} \|\| []}; $yi++) {
469	my $c = ($self->{childs}->[$yi] \|\| [])->[$col];
470	if ($c) {
471	my ($w, $h) = $c->size_request;
472	if ($ws < $w) { $ws = $w }
473	}
474	}
475	return $ws;
476	}
477
478	sub size_request {
479	my ($self) = @_;
480
481	my ($hs, $ws) = (0, 0);
482
483	for (my $yi = 0; $yi <= $#{$self->{childs}}; $yi++) {
484	$hs += $self->max_row_height ($yi);
485	}
486
487	for (my $yi = 0; $yi <= $#{$self->{childs}}; $yi++) {
488	my $wm = 0;
489	for (my $xi = 0; $xi <= $#{$self->{childs}->[$yi]}; $xi++) {
490	$wm += $self->max_col_width ($xi)
491	}
492	if ($ws < $wm) { $ws = $wm }
493	}
494
495	return ($ws, $hs);
496	}
497
498	sub _draw {
499	my ($self) = @_;
500
501	my $y = 0;
502	for (my $yi = 0; $yi <= $#{$self->{childs}}; $yi++) {
503	my $x = 0;
504
505	for (my $xi = 0; $xi <= $#{$self->{childs}->[$yi]}; $xi++) {
506
507	my $c = $self->{childs}->[$yi]->[$xi];
508	if ($c) {
509	$c->move ($x, $y, 0); #TODO: Move to size_request
510	$c->draw if $c;
511	}
512
513	$x += $self->max_col_width ($xi);
514	}
515
516	$y += $self->max_row_height ($yi);
517	}
518	}
519
520	package Crossfire::Client::Widget::VBox;
521
522	our @ISA = Crossfire::Client::Widget::Bin::;
523
524	use SDL::OpenGL;
525
526	sub add {
527	my ($self, $chld, $expand) = @_;
528	push @{$self->{childs}}, $chld;
529	$chld->{expand} = $expand;
530	$chld->set_parent ($self);
531	$self->update;
532	}
533
534	sub size_request {
535	my ($self) = @_;
536
537	my ($hs, $ws) = (0, 0);
538	for (@{$self->{childs} \|\| []}) {
539	my ($w, $h) = $_->size_request;
540	$hs += $h;
541	if ($ws < $w) { $ws = $w }
542	}
543
544	return ($ws, $hs);
545	}
546
547	sub size_allocate {
548	my ($self, $w, $h) = @_;
549
550	$self->w ($w);
551	$self->h ($h);
552
553	my $exp;
554	my @oth;
555	# find expand widget
556	for (@{$self->{childs}}) {
557	if ($_->{expand}) {
558	$exp = $_;
559	last;
560	}
561	push @oth, $_;
562	}
563
564	my ($ow, $oh);
565
566	# get sizes of other widgets
567	for (@oth) {
568	my ($w, $h) = $_->size_request;
569	$oh += $h;
570	if ($ow < $w) { $ow = $w }
571	}
572
573	my $y = 0;
574	for (@{$self->{childs}}) {
575	$_->move (0, $y);
576
577	if ($_ == $exp) {
578	$_->size_allocate ($w, $h - $oh);
579	$y += $h - $oh;
580	} else {
581	my ($cw, $h) = $_->size_request;
582	$_->size_allocate ($w, $h);
583	$y += $h;
584	}
585	}
586	}
587
588	sub _draw {
589	my ($self) = @_;
590
591	my ($x, $y);
592	for (@{$self->{childs} \|\| []}) {
593	$_->draw;
594	$y += $_->h;
595	}
596	}
597
598	package Crossfire::Client::Widget::Label;
599
600	our @ISA = Crossfire::Client::Widget::;
601
602	use SDL::OpenGL;
603
604	sub new {
605	my ($class, $x, $y, $z, $height, $text) = @_;
606
607	# TODO: color, and make height, xyz etc. optional
608	my $self = $class->SUPER::new (x => $x, y => $y, z => $z, height => $height);
609
610	$self->set_text ($text);
611
612	$self
613	}
614
615	sub set_text {
616	my ($self, $text) = @_;
617
618	$self->{text} = $text;
619	$self->{texture} = new_from_text Crossfire::Client::Texture $text, $self->{height};
620
621	$self->update;
622	}
623
624	sub get_text {
625	my ($self, $text) = @_;
626
627	$self->{text}
628	}
629
630	sub size_request {
631	my ($self) = @_;
632
633	(
634	$self->{texture}{width},
635	$self->{texture}{height},
636	)
637	}
638
639	sub _draw {
640	my ($self) = @_;
641
642	my $tex = $self->{texture};
643
644	glEnable GL_BLEND;
645	glEnable GL_TEXTURE_2D;
646	glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA;
647	glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE;
648	glBindTexture GL_TEXTURE_2D, $tex->{name};
649
650	glColor 1, 0, 0, 1; # TODO color
651
652	glBegin GL_QUADS;
653	glTexCoord 0, 0; glVertex 0 , 0;
654	glTexCoord 0, 1; glVertex 0 , $tex->{height};
655	glTexCoord 1, 1; glVertex $tex->{width}, $tex->{height};
656	glTexCoord 1, 0; glVertex $tex->{width}, 0;
657	glEnd;
658
659	glDisable GL_BLEND;
660	glDisable GL_TEXTURE_2D;
661	}
662
663	package Crossfire::Client::Widget::TextEntry;
664
665	our @ISA = Crossfire::Client::Widget::Label::;
666
667	use SDL;
668	use SDL::OpenGL;
669
670	sub key_down {
671	my ($self, $ev) = @_;
672
673	my $mod = $ev->key_mod;
674	my $sym = $ev->key_sym;
675
676	$ev->set_unicode (1);
677	my $uni = $ev->key_unicode;
678
679	my $text = $self->get_text;
680
681	if ($sym == SDLK_BACKSPACE) {
682	substr $text, -1, 1, '';
683
684	} elsif ($uni) {
685	$text .= chr $uni;
686	}
687	$self->set_text ($text);
688	}
689
690	package Crossfire::Client::Widget::MapWidget;
691
692	use strict;
693
694	use List::Util qw(min max);
695
696	use SDL;
697	use SDL::OpenGL;
698	use SDL::OpenGL::Constants;
699
700	our @ISA = Crossfire::Client::Widget::;
701
702	sub key_down {
703	print "MAPKEYDOWN\n";
704	}
705
706	sub key_up {
707	}
708
709	sub size_request {
710
711	}
712
713	sub size_allocate {
714	}
715
716	sub _draw {
717	my ($self) = @_;
718
719	my $mx = $::CONN->{mapx};
720	my $my = $::CONN->{mapy};
721
722	my $map = $::CONN->{map};
723
724	my ($xofs, $yofs);
725
726	my $sw = 1 + int $::WIDTH / 32;
727	my $sh = 1 + int $::HEIGHT / 32;
728
729	if ($::CONN->{mapw} > $sw) {
730	$xofs = $mx + ($::CONN->{mapw} - $sw) * 0.5;
731	} else {
732	$xofs = $self->{xofs} = min $mx, max $mx + $::CONN->{mapw} - $sw + 1, $self->{xofs};
733	}
734
735	if ($::CONN->{maph} > $sh) {
736	$yofs = $my + ($::CONN->{maph} - $sh) * 0.5;
737	} else {
738	$yofs = $self->{yofs} = min $my, max $my + $::CONN->{maph} - $sh + 1, $self->{yofs};
739	}
740
741	glEnable GL_TEXTURE_2D;
742	glEnable GL_BLEND;
743	glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
744
745	my $sw4 = ($sw + 3) & ~3;
746	my $lighting = "\x00" x ($sw4 * $sh);
747
748	for my $x (0 .. $sw - 1) {
749	for my $y (0 .. $sh - 1) {
750
751	my $cell = $map->[$x + $xofs][$y + $yofs]
752	or next;
753
754	my $darkness = $cell->[0] * (1 / 255);
755	if ($darkness < 0) {
756	$darkness = 0.15;
757	}
758	substr $lighting, $y * $sw4 + $x, 1, chr 255 - $darkness * 255;
759
760	for my $num (grep $_, @$cell[1,2,3]) {
761	my $tex = $::CONN->{face}[$num]{texture} \|\| next;
762
763	glBindTexture GL_TEXTURE_2D, $tex->{name};
764
765	my $w = $tex->{width};
766	my $h = $tex->{height};
767
768	my $px = ($x + 1) * 32 - $w;
769	my $py = ($y + 1) * 32 - $h;
770
771	glBegin GL_QUADS;
772	glTexCoord 0, 0; glVertex $px , $py;
773	glTexCoord 0, 1; glVertex $px , $py + $h;
774	glTexCoord 1, 1; glVertex $px + $w, $py + $h;
775	glTexCoord 1, 0; glVertex $px + $w, $py;
776	glEnd;
777	}
778	}
779	}
780
781	# if (1) { # higher quality darkness
782	# $lighting =~ s/(.)/$1$1$1/gs;
783	# my $pb = new_from_data Gtk2::Gdk::Pixbuf $lighting, "rgb", 0, 8, $sw4, $sh, $sw4 * 3;
784	#
785	# $pb = $pb->scale_simple ($sw4 * 0.5, $sh * 0.5, "bilinear");
786	#
787	# $lighting = $pb->get_pixels;
788	# $lighting =~ s/(.)../$1/gs;
789	# }
790
791	$lighting = new Crossfire::Client::Texture
792	width => $sw4,
793	height => $sh,
794	data => $lighting,
795	internalformat => GL_ALPHA4,
796	format => GL_ALPHA;
797
798	glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA;
799	glColor 0, 0, 0, 0.75;
800	glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE;
801	glBindTexture GL_TEXTURE_2D, $lighting->{name};
802	glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR;
803	glBegin GL_QUADS;
804	glTexCoord 0, 0; glVertex 0 , 0;
805	glTexCoord 0, 1; glVertex 0 , $sh * 32;
806	glTexCoord 1, 1; glVertex $sw4 * 32, $sh * 32;
807	glTexCoord 1, 0; glVertex $sw4 * 32, 0;
808	glEnd;
809
810	glDisable GL_TEXTURE_2D;
811	glDisable GL_BLEND;
812	}
813
814	my %DIR = (
815	SDLK_KP8, [1, "north"],
816	SDLK_KP9, [2, "northeast"],
817	SDLK_KP6, [3, "east"],
818	SDLK_KP3, [4, "southeast"],
819	SDLK_KP2, [5, "south"],
820	SDLK_KP1, [6, "southwest"],
821	SDLK_KP4, [7, "west"],
822	SDLK_KP7, [8, "northwest"],
823
824	SDLK_UP, [1, "north"],
825	SDLK_RIGHT, [3, "east"],
826	SDLK_DOWN, [5, "south"],
827	SDLK_LEFT, [7, "west"],
828	);
829
830	sub key_down {
831	my ($self, $ev) = @_;
832
833	my $mod = $ev->key_mod;
834	my $sym = $ev->key_sym;
835
836	if ($sym == SDLK_KP5) {
837	$::CONN->send ("command stay fire");
838	} elsif (exists $DIR{$sym}) {
839	if ($mod & KMOD_SHIFT) {
840	$self->{shft}++;
841	$::CONN->send ("command fire $DIR{$sym}[0]");
842	} elsif ($mod & KMOD_CTRL) {
843	$self->{ctrl}++;
844	$::CONN->send ("command run $DIR{$sym}[0]");
845	} else {
846	$::CONN->send ("command $DIR{$sym}[1]");
847	}
848	}
849	}
850
851	sub key_up {
852	my ($self, $ev) = @_;
853
854	my $mod = $ev->key_mod;
855	my $sym = $ev->key_sym;
856
857	if (!($mod & KMOD_SHIFT) && delete $self->{shft}) {
858	$::CONN->send ("command fire_stop");
859	}
860	if (!($mod & KMOD_CTRL ) && delete $self->{ctrl}) {
861	$::CONN->send ("command run_stop");
862	}
863	}
864
865	package Crossfire::Client::Widget::Animator;
866
867	use SDL::OpenGL;
868
869	our @ISA = Crossfire::Client::Widget::Bin::;
870
871	sub moveto {
872	my ($self, $x, $y) = @_;
873
874	$self->{moveto} = [$self->{x}, $self->{y}, $x, $y];
875	$self->{speed} = 0.2;
876	$self->{time} = 1;
877
878	::animation_start $self;
879	}
880
881	sub animate {
882	my ($self, $interval) = @_;
883
884	$self->{time} -= $interval * $self->{speed};
885	if ($self->{time} <= 0) {
886	$self->{time} = 0;
887	::animation_stop $self;
888	}
889
890	my ($x0, $y0, $x1, $y1) = @{$self->{moveto}};
891
892	$self->{x} = $x0 * $self->{time} + $x1 * (1 - $self->{time});
893	$self->{y} = $y0 * $self->{time} + $y1 * (1 - $self->{time});
894	}
895
896	sub _draw {
897	my ($self) = @_;
898
899	glPushMatrix;
900	glRotate $self->{time} * 10000, 0, 1, 0;
901	$self->{child}->draw;
902	glPopMatrix;
903	}
904
905	1;
906