Deliantra-Client/DC/UI.pm

package Crossfire::Client::Widget;

use strict;

use Scalar::Util;

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

use Crossfire::Client;

# 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;
   $self->_draw;
   if ($self == $::HOVER) {
      glColor 1, 1, 1, 0.4;
      glBegin GL_QUADS;
      glVertex 0, 0;
      glVertex $self->{w} - 1, 0;
      glVertex $self->{w} - 1, $self->{h} - 1;
      glVertex 0, $self->{h} - 1;
      glEnd;
   }
   glPopMatrix;
}

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

   warn "no draw defined for $self\n";
}

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

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

   return $self
      if $x >= $self->{x} && $x < $self->{x} + $self->{w}
          && $y >= $self->{y} && $y < $self->{y} + $self->{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::Container;

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

sub new {
   my ($class, @widgets) = @_;

   my $self = $class->SUPER::new (children => []);
   $self->add ($_) for @widgets;

   $self
}

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

   $chld->{expand} = $expand;
   $chld->set_parent ($self);

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

   $self->size_allocate ($self->{w}, $self->{h})
      if $self->{w}; #TODO: check for "realised state"
}

sub remove {
   my ($self, $widget) = @_;

   $self->{children} = [ grep $_ != $widget, @{ $self->{children} } ];

   $self->size_allocate ($self->{w}, $self->{h});
}

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

   $x -= $self->{x};
   $y -= $self->{y};

   my $res;

   for (reverse @{ $self->{children} }) {
      $res = $_->find_widget ($x, $y)
         and return $res;
   }

   $self->SUPER::find_widget ($x + $self->{x}, $y + $self->{y})
}

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

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

#############################################################################

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

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

sub child { $_[0]->{children}[0] }

sub size_request {
   $_[0]{children}[0]->size_request if $_[0]{children}[0];
}

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

   $self->SUPER::size_allocate ($w, $h);
   $self->{children}[0]->size_allocate ($w, $h)
      if $self->{children}[0]
}

#############################################################################

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

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

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

   ::refresh ();
}

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

   $self->SUPER::add ($widget);

   $widget->size_allocate ($widget->size_request);
}

#############################################################################

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

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

use SDL::OpenGL;

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

   my $self = $class->SUPER::new;

   @$self{qw(x y z w h)} = ($x, $y, $z, $w, $h);
}

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

   $self->render_chld;
   $self->SUPER::update;
}

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

   $self->{texture} =
      Crossfire::Client::Texture->new_from_opengl (
         $self->{w}, $self->{h}, sub { $self->child->draw }
      );
}

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

   $self->{w} = $w;
   $self->{h} = $h;

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

   $self->render_chld;
}

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->child
      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;

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

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

   my $chld = $self->child;

   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::Bin::;

use SDL::OpenGL;

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);

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

   my ($w, $h) = $self->SUPER::size_request;

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

   ($w, $h)
}

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

   $self->SUPER::size_allocate ($w, $h);

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

   $h = $h < 0 ? 0 : $h;
   $w = $w < 0 ? 0 : $w;

   $self->child->size_allocate ($w, $h);
   $self->child->move ($tex[3]->{width}, $tex[1]->{height});
}

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

   my ($w, $h) = ($self->{w}, $self->{h});
   my ($cw, $ch) = ($self->child->{w}, $self->child->{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 = $tex[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 = $tex[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 = $tex[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 = $tex[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 = $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 $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->child->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 = $self->{children}[$y][$x];

   $self->{children}[$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->{children}->[$row] || []}; $xi++) {
      my $c = $self->{children}->[$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->{children} || []}; $yi++) {
      my $c = ($self->{children}->[$yi] || [])->[$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->{children}}; $yi++) {
      $hs += $self->max_row_height ($yi);
   }

   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 }
   }

   return ($ws, $hs);
}

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

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

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

         my $c = $self->{children}->[$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::Container::;

use SDL::OpenGL;

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

   my @alloc = map [$_->size_request], @{$self->{children}};

   (
      (List::Util::max map $_->[0], @alloc),
      (List::Util::sum map $_->[1], @alloc),
   )
}

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

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

   my $exp;
   my @oth;
   # find expand widget
   for (@{$self->{children}}) {
      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->{children}}) {
      $_->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;
      }
   }
}

#############################################################################

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->{children}[0]->draw;
   glPopMatrix;
}

1;

Revision:	1.49
Committed:	Sun Apr 9 22:26:51 2006 UTC (18 years, 1 month ago) by root
Branch:	MAIN
Changes since 1.48:	+0 -2 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	use Crossfire::Client;
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
43	$self->{w} = $w;
44	$self->{h} = $h;
45	}
46
47	sub focus_in {
48	my ($widget) = @_;
49	$::FOCUS = $widget;
50	}
51
52	sub focus_out {
53	my ($widget) = @_;
54	}
55
56	sub key_down {
57	my ($widget, $sdlev) = @_;
58	}
59
60	sub key_up {
61	my ($widget, $sdlev) = @_;
62	}
63
64	sub button_down {
65	my ($widget, $sdlev) = @_;
66	}
67
68	sub button_up {
69	my ($widget, $sdlev) = @_;
70	}
71
72	sub w { $_[0]->{w} = $_[1] if $_[1]; $_[0]->{w} }
73	sub h { $_[0]->{h} = $_[1] if $_[1]; $_[0]->{h} }
74	sub x { $_[0]->{x} = $_[1] if $_[1]; $_[0]->{x} }
75	sub y { $_[0]->{y} = $_[1] if $_[1]; $_[0]->{y} }
76	sub z { $_[0]->{z} = $_[1] if $_[1]; $_[0]->{z} }
77
78	sub draw {
79	my ($self) = @_;
80
81	glPushMatrix;
82	glTranslate $self->{x}, $self->{y}, 0;
83	$self->_draw;
84	if ($self == $::HOVER) {
85	glColor 1, 1, 1, 0.4;
86	glBegin GL_QUADS;
87	glVertex 0, 0;
88	glVertex $self->{w} - 1, 0;
89	glVertex $self->{w} - 1, $self->{h} - 1;
90	glVertex 0, $self->{h} - 1;
91	glEnd;
92	}
93	glPopMatrix;
94	}
95
96	sub _draw {
97	my ($self) = @_;
98
99	warn "no draw defined for $self\n";
100	}
101
102	sub bbox {
103	my ($self) = @_;
104	my ($w, $h) = $self->size_request;
105	(
106	$self->{x},
107	$self->{y},
108	$self->{x} = $w,
109	$self->{y} = $h
110	)
111	}
112
113	sub find_widget {
114	my ($self, $x, $y) = @_;
115
116	return $self
117	if $x >= $self->{x} && $x < $self->{x} + $self->{w}
118	&& $y >= $self->{y} && $y < $self->{y} + $self->{h};
119
120	()
121	}
122
123	sub del_parent { $_[0]->{parent} = undef }
124
125	sub set_parent {
126	my ($self, $par) = @_;
127
128	$self->{parent} = $par;
129	Scalar::Util::weaken $self->{parent};
130	}
131
132	sub get_parent {
133	$_[0]->{parent}
134	}
135
136	sub update {
137	my ($self) = @_;
138
139	$self->{parent}->update
140	if $self->{parent};
141	}
142
143	sub DESTROY {
144	my ($self) = @_;
145
146	#$self->deactivate;
147	}
148
149	#############################################################################
150
151	package Crossfire::Client::Widget::Container;
152
153	our @ISA = Crossfire::Client::Widget::;
154
155	sub new {
156	my ($class, @widgets) = @_;
157
158	my $self = $class->SUPER::new (children => []);
159	$self->add ($_) for @widgets;
160
161	$self
162	}
163
164	sub add {
165	my ($self, $chld, $expand) = @_;
166
167	$chld->{expand} = $expand;
168	$chld->set_parent ($self);
169
170	@{$self->{children}} =
171	sort { $a->{z} <=> $b->{z} }
172	@{$self->{children}}, $chld;
173
174	$self->size_allocate ($self->{w}, $self->{h})
175	if $self->{w}; #TODO: check for "realised state"
176	}
177
178	sub remove {
179	my ($self, $widget) = @_;
180
181	$self->{children} = [ grep $_ != $widget, @{ $self->{children} } ];
182
183	$self->size_allocate ($self->{w}, $self->{h});
184	}
185
186	sub find_widget {
187	my ($self, $x, $y) = @_;
188
189	$x -= $self->{x};
190	$y -= $self->{y};
191
192	my $res;
193
194	for (reverse @{ $self->{children} }) {
195	$res = $_->find_widget ($x, $y)
196	and return $res;
197	}
198
199	$self->SUPER::find_widget ($x + $self->{x}, $y + $self->{y})
200	}
201
202	sub _draw {
203	my ($self) = @_;
204
205	$_->draw for @{$self->{children}};
206	}
207
208	#############################################################################
209
210	package Crossfire::Client::Widget::Bin;
211
212	our @ISA = Crossfire::Client::Widget::Container::;
213
214	sub child { $_[0]->{children}[0] }
215
216	sub size_request {
217	$_[0]{children}[0]->size_request if $_[0]{children}[0];
218	}
219
220	sub size_allocate {
221	my ($self, $w, $h) = @_;
222
223	$self->SUPER::size_allocate ($w, $h);
224	$self->{children}[0]->size_allocate ($w, $h)
225	if $self->{children}[0]
226	}
227
228	#############################################################################
229
230	package Crossfire::Client::Widget::Toplevel;
231
232	our @ISA = Crossfire::Client::Widget::Container::;
233
234	sub update {
235	my ($self) = @_;
236
237	::refresh ();
238	}
239
240	sub add {
241	my ($self, $widget) = @_;
242
243	$self->SUPER::add ($widget);
244
245	$widget->size_allocate ($widget->size_request);
246	}
247
248	#############################################################################
249
250	package Crossfire::Client::Widget::Window;
251
252	our @ISA = Crossfire::Client::Widget::Bin::;
253
254	use SDL::OpenGL;
255
256	sub new {
257	my ($class, $x, $y, $z, $w, $h) = @_;
258
259	my $self = $class->SUPER::new;
260
261	@$self{qw(x y z w h)} = ($x, $y, $z, $w, $h);
262	}
263
264	sub update {
265	my ($self) = @_;
266
267	$self->render_chld;
268	$self->SUPER::update;
269	}
270
271	sub render_chld {
272	my ($self) = @_;
273
274	$self->{texture} =
275	Crossfire::Client::Texture->new_from_opengl (
276	$self->{w}, $self->{h}, sub { $self->child->draw }
277	);
278	}
279
280	sub size_allocate {
281	my ($self, $w, $h) = @_;
282
283	$self->{w} = $w;
284	$self->{h} = $h;
285
286	$self->child->size_allocate ($w, $h);
287
288	$self->render_chld;
289	}
290
291	sub _draw {
292	my ($self) = @_;
293
294	my ($w, $h) = ($self->w, $self->h);
295
296	my $tex = $self->{texture}
297	or return;
298
299	glEnable GL_BLEND;
300	glEnable GL_TEXTURE_2D;
301	glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
302	glBindTexture GL_TEXTURE_2D, $tex->{name};
303
304	glBegin GL_QUADS;
305	glTexCoord 0, 0; glVertex 0, 0;
306	glTexCoord 0, 1; glVertex 0, $h;
307	glTexCoord 1, 1; glVertex $w, $h;
308	glTexCoord 1, 0; glVertex $w, 0;
309	glEnd;
310
311	glDisable GL_BLEND;
312	glDisable GL_TEXTURE_2D;
313	}
314
315	#############################################################################
316
317	package Crossfire::Client::Widget::Frame;
318
319	our @ISA = Crossfire::Client::Widget::Bin::;
320
321	use SDL::OpenGL;
322
323	sub size_request {
324	my ($self) = @_;
325	my $chld = $self->child
326	or return (0, 0);
327
328	$chld->move (2, 2);
329
330	map { $_ + 4 } $chld->size_request;
331	}
332
333	sub size_allocate {
334	my ($self, $w, $h) = @_;
335
336	$self->{w} = $w;
337	$self->{h} = $h;
338
339	$self->child->size_allocate ($w - 4, $h - 4);
340	$self->child->move (2, 2);
341	}
342
343	sub _draw {
344	my ($self) = @_;
345
346	my $chld = $self->child;
347
348	my ($w, $h) = $chld->size_request;
349
350	glBegin GL_QUADS;
351	glColor 0, 0, 0;
352	glTexCoord 0, 0; glVertex 0 , 0;
353	glTexCoord 0, 1; glVertex 0 , $h + 4;
354	glTexCoord 1, 1; glVertex $w + 4 , $h + 4;
355	glTexCoord 1, 0; glVertex $w + 4 , 0;
356	glEnd;
357
358	$chld->draw;
359	}
360
361	#############################################################################
362
363	package Crossfire::Client::Widget::FancyFrame;
364
365	our @ISA = Crossfire::Client::Widget::Bin::;
366
367	use SDL::OpenGL;
368
369	my @tex =
370	map { new_from_file Crossfire::Client::Texture Crossfire::Client::find_rcfile $_ }
371	qw(d1_bg.png d1_border_top.png d1_border_right.png d1_border_left.png d1_border_bottom.png);
372
373	sub size_request {
374	my ($self) = @_;
375
376	my ($w, $h) = $self->SUPER::size_request;
377
378	$h += $tex[1]->{height};
379	$h += $tex[4]->{height};
380	$w += $tex[2]->{width};
381	$w += $tex[3]->{width};
382
383	($w, $h)
384	}
385
386	sub size_allocate {
387	my ($self, $w, $h) = @_;
388
389	$self->SUPER::size_allocate ($w, $h);
390
391	$h -= $tex[1]->{height};
392	$h -= $tex[4]->{height};
393	$w -= $tex[2]->{width};
394	$w -= $tex[3]->{width};
395
396	$h = $h < 0 ? 0 : $h;
397	$w = $w < 0 ? 0 : $w;
398
399	$self->child->size_allocate ($w, $h);
400	$self->child->move ($tex[3]->{width}, $tex[1]->{height});
401	}
402
403	sub _draw {
404	my ($self) = @_;
405
406	my ($w, $h) = ($self->{w}, $self->{h});
407	my ($cw, $ch) = ($self->child->{w}, $self->child->{h});
408
409	glEnable GL_BLEND;
410	glEnable GL_TEXTURE_2D;
411	glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA;
412	glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
413
414	my $top = $tex[1];
415	glBindTexture GL_TEXTURE_2D, $top->{name};
416
417	glBegin GL_QUADS;
418	glTexCoord 0, 0; glVertex 0 , 0;
419	glTexCoord 0, 1; glVertex 0 , $top->{height};
420	glTexCoord 1, 1; glVertex $w , $top->{height};
421	glTexCoord 1, 0; glVertex $w , 0;
422	glEnd;
423
424	my $left = $tex[3];
425	glBindTexture GL_TEXTURE_2D, $left->{name};
426
427	glBegin GL_QUADS;
428	glTexCoord 0, 0; glVertex 0 , $top->{height};
429	glTexCoord 0, 1; glVertex 0 , $top->{height} + $ch;
430	glTexCoord 1, 1; glVertex $left->{width}, $top->{height} + $ch;
431	glTexCoord 1, 0; glVertex $left->{width}, $top->{height};
432	glEnd;
433
434	my $right = $tex[2];
435	glBindTexture GL_TEXTURE_2D, $right->{name};
436
437	glBegin GL_QUADS;
438	glTexCoord 0, 0; glVertex $w - $right->{width}, $top->{height};
439	glTexCoord 0, 1; glVertex $w - $right->{width}, $top->{height} + $ch;
440	glTexCoord 1, 1; glVertex $w , $top->{height} + $ch;
441	glTexCoord 1, 0; glVertex $w , $top->{height};
442	glEnd;
443
444	my $bottom = $tex[4];
445	glBindTexture GL_TEXTURE_2D, $bottom->{name};
446
447	glBegin GL_QUADS;
448	glTexCoord 0, 0; glVertex 0 , $h - $bottom->{height};
449	glTexCoord 0, 1; glVertex 0 , $h;
450	glTexCoord 1, 1; glVertex $w , $h;
451	glTexCoord 1, 0; glVertex $w , $h - $bottom->{height};
452	glEnd;
453
454	my $bg = $tex[0];
455	glBindTexture GL_TEXTURE_2D, $bg->{name};
456	glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
457	glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT;
458	glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT;
459
460	my $rep_x = $cw / $bg->{width};
461	my $rep_y = $ch / $bg->{height};
462
463	glBegin GL_QUADS;
464	glTexCoord 0, 0; glVertex $left->{width}, $top->{height};
465	glTexCoord 0, $rep_y; glVertex $left->{width}, $top->{height} + $ch;
466	glTexCoord $rep_x, $rep_y; glVertex $left->{width} + $cw , $top->{height} + $ch;
467	glTexCoord $rep_x, 0; glVertex $left->{width} + $cw , $top->{height};
468	glEnd;
469
470	glDisable GL_BLEND;
471	glDisable GL_TEXTURE_2D;
472
473	$self->child->draw;
474
475	}
476
477	#############################################################################
478
479	package Crossfire::Client::Widget::Table;
480
481	our @ISA = Crossfire::Client::Widget::Bin::;
482
483	use SDL::OpenGL;
484
485	sub add {
486	my ($self, $x, $y, $chld) = @_;
487	my $old_chld = $self->{children}[$y][$x];
488
489	$self->{children}[$y][$x] = $chld;
490	$chld->set_parent ($self);
491	$self->update;
492	}
493
494	sub max_row_height {
495	my ($self, $row) = @_;
496
497	my $hs = 0;
498	for (my $xi = 0; $xi <= $#{$self->{children}->[$row] \|\| []}; $xi++) {
499	my $c = $self->{children}->[$row]->[$xi];
500	if ($c) {
501	my ($w, $h) = $c->size_request;
502	if ($hs < $h) { $hs = $h }
503	}
504	}
505	return $hs;
506	}
507
508	sub max_col_width {
509	my ($self, $col) = @_;
510
511	my $ws = 0;
512	for (my $yi = 0; $yi <= $#{$self->{children} \|\| []}; $yi++) {
513	my $c = ($self->{children}->[$yi] \|\| [])->[$col];
514	if ($c) {
515	my ($w, $h) = $c->size_request;
516	if ($ws < $w) { $ws = $w }
517	}
518	}
519	return $ws;
520	}
521
522	sub size_request {
523	my ($self) = @_;
524
525	my ($hs, $ws) = (0, 0);
526
527	for (my $yi = 0; $yi <= $#{$self->{children}}; $yi++) {
528	$hs += $self->max_row_height ($yi);
529	}
530
531	for (my $yi = 0; $yi <= $#{$self->{children}}; $yi++) {
532	my $wm = 0;
533	for (my $xi = 0; $xi <= $#{$self->{children}->[$yi]}; $xi++) {
534	$wm += $self->max_col_width ($xi)
535	}
536	if ($ws < $wm) { $ws = $wm }
537	}
538
539	return ($ws, $hs);
540	}
541
542	sub _draw {
543	my ($self) = @_;
544
545	my $y = 0;
546	for (my $yi = 0; $yi <= $#{$self->{children}}; $yi++) {
547	my $x = 0;
548
549	for (my $xi = 0; $xi <= $#{$self->{children}->[$yi]}; $xi++) {
550
551	my $c = $self->{children}->[$yi]->[$xi];
552	if ($c) {
553	$c->move ($x, $y, 0); #TODO: Move to size_request
554	$c->draw if $c;
555	}
556
557	$x += $self->max_col_width ($xi);
558	}
559
560	$y += $self->max_row_height ($yi);
561	}
562	}
563
564	#############################################################################
565
566	package Crossfire::Client::Widget::VBox;
567
568	our @ISA = Crossfire::Client::Widget::Container::;
569
570	use SDL::OpenGL;
571
572	sub size_request {
573	my ($self) = @_;
574
575	my @alloc = map [$_->size_request], @{$self->{children}};
576
577	(
578	(List::Util::max map $_->[0], @alloc),
579	(List::Util::sum map $_->[1], @alloc),
580	)
581	}
582
583	sub size_allocate {
584	my ($self, $w, $h) = @_;
585
586	$self->w ($w);
587	$self->h ($h);
588
589	my $exp;
590	my @oth;
591	# find expand widget
592	for (@{$self->{children}}) {
593	if ($_->{expand}) {
594	$exp = $_;
595	last;
596	}
597	push @oth, $_;
598	}
599
600	my ($ow, $oh);
601
602	# get sizes of other widgets
603	for (@oth) {
604	my ($w, $h) = $_->size_request;
605	$oh += $h;
606	if ($ow < $w) { $ow = $w }
607	}
608
609	my $y = 0;
610	for (@{$self->{children}}) {
611	$_->move (0, $y);
612
613	if ($_ == $exp) {
614	$_->size_allocate ($w, $h - $oh);
615	$y += $h - $oh;
616	} else {
617	my ($cw, $h) = $_->size_request;
618	$_->size_allocate ($w, $h);
619	$y += $h;
620	}
621	}
622	}
623
624	#############################################################################
625
626	package Crossfire::Client::Widget::Label;
627
628	our @ISA = Crossfire::Client::Widget::;
629
630	use SDL::OpenGL;
631
632	sub new {
633	my ($class, $x, $y, $z, $height, $text) = @_;
634
635	# TODO: color, and make height, xyz etc. optional
636	my $self = $class->SUPER::new (x => $x, y => $y, z => $z, height => $height);
637
638	$self->set_text ($text);
639
640	$self
641	}
642
643	sub set_text {
644	my ($self, $text) = @_;
645
646	$self->{text} = $text;
647	$self->{texture} = new_from_text Crossfire::Client::Texture $text, $self->{height};
648
649	$self->update;
650	}
651
652	sub get_text {
653	my ($self, $text) = @_;
654
655	$self->{text}
656	}
657
658	sub size_request {
659	my ($self) = @_;
660
661	(
662	$self->{texture}{width},
663	$self->{texture}{height},
664	)
665	}
666
667	sub _draw {
668	my ($self) = @_;
669
670	my $tex = $self->{texture};
671
672	glEnable GL_BLEND;
673	glEnable GL_TEXTURE_2D;
674	glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA;
675	glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE;
676	glBindTexture GL_TEXTURE_2D, $tex->{name};
677
678	glColor 1, 0, 0, 1; # TODO color
679
680	glBegin GL_QUADS;
681	glTexCoord 0, 0; glVertex 0 , 0;
682	glTexCoord 0, 1; glVertex 0 , $tex->{height};
683	glTexCoord 1, 1; glVertex $tex->{width}, $tex->{height};
684	glTexCoord 1, 0; glVertex $tex->{width}, 0;
685	glEnd;
686
687	glDisable GL_BLEND;
688	glDisable GL_TEXTURE_2D;
689	}
690
691	#############################################################################
692
693	package Crossfire::Client::Widget::TextEntry;
694
695	our @ISA = Crossfire::Client::Widget::Label::;
696
697	use SDL;
698	use SDL::OpenGL;
699
700	sub key_down {
701	my ($self, $ev) = @_;
702
703	my $mod = $ev->key_mod;
704	my $sym = $ev->key_sym;
705
706	$ev->set_unicode (1);
707	my $uni = $ev->key_unicode;
708
709	my $text = $self->get_text;
710
711	if ($sym == SDLK_BACKSPACE) {
712	substr $text, -1, 1, '';
713
714	} elsif ($uni) {
715	$text .= chr $uni;
716	}
717	$self->set_text ($text);
718	}
719
720	#############################################################################
721
722	package Crossfire::Client::Widget::MapWidget;
723
724	use strict;
725
726	use List::Util qw(min max);
727
728	use SDL;
729	use SDL::OpenGL;
730	use SDL::OpenGL::Constants;
731
732	our @ISA = Crossfire::Client::Widget::;
733
734	sub key_down {
735	print "MAPKEYDOWN\n";
736	}
737
738	sub key_up {
739	}
740
741	sub size_request {
742
743	}
744
745	sub size_allocate {
746	}
747
748	sub _draw {
749	my ($self) = @_;
750
751	my $mx = $::CONN->{mapx};
752	my $my = $::CONN->{mapy};
753
754	my $map = $::CONN->{map};
755
756	my ($xofs, $yofs);
757
758	my $sw = 1 + int $::WIDTH / 32;
759	my $sh = 1 + int $::HEIGHT / 32;
760
761	if ($::CONN->{mapw} > $sw) {
762	$xofs = $mx + ($::CONN->{mapw} - $sw) * 0.5;
763	} else {
764	$xofs = $self->{xofs} = min $mx, max $mx + $::CONN->{mapw} - $sw + 1, $self->{xofs};
765	}
766
767	if ($::CONN->{maph} > $sh) {
768	$yofs = $my + ($::CONN->{maph} - $sh) * 0.5;
769	} else {
770	$yofs = $self->{yofs} = min $my, max $my + $::CONN->{maph} - $sh + 1, $self->{yofs};
771	}
772
773	glEnable GL_TEXTURE_2D;
774	glEnable GL_BLEND;
775	glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
776
777	my $sw4 = ($sw + 3) & ~3;
778	my $lighting = "\x00" x ($sw4 * $sh);
779
780	for my $x (0 .. $sw - 1) {
781	for my $y (0 .. $sh - 1) {
782
783	my $cell = $map->[$x + $xofs][$y + $yofs]
784	or next;
785
786	my $darkness = $cell->[0] * (1 / 255);
787	if ($darkness < 0) {
788	$darkness = 0.15;
789	}
790	substr $lighting, $y * $sw4 + $x, 1, chr 255 - $darkness * 255;
791
792	for my $num (grep $_, @$cell[1,2,3]) {
793	my $tex = $::CONN->{face}[$num]{texture} \|\| next;
794
795	glBindTexture GL_TEXTURE_2D, $tex->{name};
796
797	my $w = $tex->{width};
798	my $h = $tex->{height};
799
800	my $px = ($x + 1) * 32 - $w;
801	my $py = ($y + 1) * 32 - $h;
802
803	glBegin GL_QUADS;
804	glTexCoord 0, 0; glVertex $px , $py;
805	glTexCoord 0, 1; glVertex $px , $py + $h;
806	glTexCoord 1, 1; glVertex $px + $w, $py + $h;
807	glTexCoord 1, 0; glVertex $px + $w, $py;
808	glEnd;
809	}
810	}
811	}
812
813	# if (1) { # higher quality darkness
814	# $lighting =~ s/(.)/$1$1$1/gs;
815	# my $pb = new_from_data Gtk2::Gdk::Pixbuf $lighting, "rgb", 0, 8, $sw4, $sh, $sw4 * 3;
816	#
817	# $pb = $pb->scale_simple ($sw4 * 0.5, $sh * 0.5, "bilinear");
818	#
819	# $lighting = $pb->get_pixels;
820	# $lighting =~ s/(.)../$1/gs;
821	# }
822
823	$lighting = new Crossfire::Client::Texture
824	width => $sw4,
825	height => $sh,
826	data => $lighting,
827	internalformat => GL_ALPHA4,
828	format => GL_ALPHA;
829
830	glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA;
831	glColor 0, 0, 0, 0.75;
832	glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE;
833	glBindTexture GL_TEXTURE_2D, $lighting->{name};
834	glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR;
835	glBegin GL_QUADS;
836	glTexCoord 0, 0; glVertex 0 , 0;
837	glTexCoord 0, 1; glVertex 0 , $sh * 32;
838	glTexCoord 1, 1; glVertex $sw4 * 32, $sh * 32;
839	glTexCoord 1, 0; glVertex $sw4 * 32, 0;
840	glEnd;
841
842	glDisable GL_TEXTURE_2D;
843	glDisable GL_BLEND;
844	}
845
846	my %DIR = (
847	SDLK_KP8, [1, "north"],
848	SDLK_KP9, [2, "northeast"],
849	SDLK_KP6, [3, "east"],
850	SDLK_KP3, [4, "southeast"],
851	SDLK_KP2, [5, "south"],
852	SDLK_KP1, [6, "southwest"],
853	SDLK_KP4, [7, "west"],
854	SDLK_KP7, [8, "northwest"],
855
856	SDLK_UP, [1, "north"],
857	SDLK_RIGHT, [3, "east"],
858	SDLK_DOWN, [5, "south"],
859	SDLK_LEFT, [7, "west"],
860	);
861
862	sub key_down {
863	my ($self, $ev) = @_;
864
865	my $mod = $ev->key_mod;
866	my $sym = $ev->key_sym;
867
868	if ($sym == SDLK_KP5) {
869	$::CONN->send ("command stay fire");
870	} elsif (exists $DIR{$sym}) {
871	if ($mod & KMOD_SHIFT) {
872	$self->{shft}++;
873	$::CONN->send ("command fire $DIR{$sym}[0]");
874	} elsif ($mod & KMOD_CTRL) {
875	$self->{ctrl}++;
876	$::CONN->send ("command run $DIR{$sym}[0]");
877	} else {
878	$::CONN->send ("command $DIR{$sym}[1]");
879	}
880	}
881	}
882
883	sub key_up {
884	my ($self, $ev) = @_;
885
886	my $mod = $ev->key_mod;
887	my $sym = $ev->key_sym;
888
889	if (!($mod & KMOD_SHIFT) && delete $self->{shft}) {
890	$::CONN->send ("command fire_stop");
891	}
892	if (!($mod & KMOD_CTRL ) && delete $self->{ctrl}) {
893	$::CONN->send ("command run_stop");
894	}
895	}
896
897	#############################################################################
898
899	package Crossfire::Client::Widget::Animator;
900
901	use SDL::OpenGL;
902
903	our @ISA = Crossfire::Client::Widget::Bin::;
904
905	sub moveto {
906	my ($self, $x, $y) = @_;
907
908	$self->{moveto} = [$self->{x}, $self->{y}, $x, $y];
909	$self->{speed} = 0.2;
910	$self->{time} = 1;
911
912	::animation_start $self;
913	}
914
915	sub animate {
916	my ($self, $interval) = @_;
917
918	$self->{time} -= $interval * $self->{speed};
919	if ($self->{time} <= 0) {
920	$self->{time} = 0;
921	::animation_stop $self;
922	}
923
924	my ($x0, $y0, $x1, $y1) = @{$self->{moveto}};
925
926	$self->{x} = $x0 * $self->{time} + $x1 * (1 - $self->{time});
927	$self->{y} = $y0 * $self->{time} + $y1 * (1 - $self->{time});
928	}
929
930	sub _draw {
931	my ($self) = @_;
932
933	glPushMatrix;
934	glRotate $self->{time} * 10000, 0, 1, 0;
935	$self->{children}[0]->draw;
936	glPopMatrix;
937	}
938
939	1;
940