Deliantra-Client/DC/UI.pm

package Crossfire::Client::Widget;

use strict;

use Scalar::Util;

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

use Crossfire::Client;

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 ($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});
}

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) = @_;

   my $res;

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

   ()
}

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

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

   return ($ws, $hs);
}

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 ();
}

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

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->child
      or return (0, 0);

   $chld->move (2, 2);

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

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

   $self->SUPER::size_allocate ($w, $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 : $w;
   warn "CHILD:$w $h\n";
   $self->child->size_allocate ($w, $h);
   $self->child->move ($self->{txts}->[3]->{width}, $self->{txts}->[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_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;
      }
   }
}

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

   my ($x, $y);
   for (@{$self->{children} || []}) {
      $_->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->{children}[0]->draw;
   glPopMatrix;
}

1;

Revision:	1.41
Committed:	Sun Apr 9 21:50:21 2006 UTC (18 years, 2 months ago) by root
Branch:	MAIN
Changes since 1.40:	+19 -25 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	our $FOCUS; # the widget with current focus
13
14	# class methods for events
15	sub feed_sdl_key_down_event { $FOCUS->key_down ($_[0]) if $FOCUS }
16	sub feed_sdl_key_up_event { $FOCUS->key_up ($_[0]) if $FOCUS }
17	sub feed_sdl_button_down_event { }
18	sub feed_sdl_button_up_event { }
19
20	sub new {
21	my $class = shift;
22
23	bless { @_ }, $class
24	}
25
26	sub move {
27	my ($self, $x, $y, $z) = @_;
28	$self->{x} = $x;
29	$self->{y} = $y;
30	$self->{z} = $z if defined $z;
31	}
32
33	sub needs_redraw {
34	0
35	}
36
37	sub size_request {
38	require Carp;
39	Carp::confess "size_request is abtract";
40	}
41
42	sub size_allocate {
43	my ($self, $w, $h) = @_;
44
45	$self->{w} = $w;
46	$self->{h} = $h;
47	}
48
49	sub focus_in {
50	my ($widget) = @_;
51	$FOCUS = $widget;
52	}
53
54	sub focus_out {
55	my ($widget) = @_;
56	}
57
58	sub key_down {
59	my ($widget, $sdlev) = @_;
60	}
61
62	sub key_up {
63	my ($widget, $sdlev) = @_;
64	}
65
66	sub button_down {
67	my ($widget, $sdlev) = @_;
68	}
69
70	sub button_up {
71	my ($widget, $sdlev) = @_;
72	}
73
74	sub w { $_[0]->{w} = $_[1] if $_[1]; $_[0]->{w} }
75	sub h { $_[0]->{h} = $_[1] if $_[1]; $_[0]->{h} }
76	sub x { $_[0]->{x} = $_[1] if $_[1]; $_[0]->{x} }
77	sub y { $_[0]->{y} = $_[1] if $_[1]; $_[0]->{y} }
78	sub z { $_[0]->{z} = $_[1] if $_[1]; $_[0]->{z} }
79
80	sub draw {
81	my ($self) = @_;
82
83	glPushMatrix;
84	glTranslate $self->{x}, $self->{y}, 0;
85	$self->_draw;
86	glPopMatrix;
87	}
88
89	sub _draw {
90	my ($self) = @_;
91
92	warn "no draw defined for $self\n";
93	}
94
95	sub bbox {
96	my ($self) = @_;
97	my ($w, $h) = $self->size_request;
98	(
99	$self->{x},
100	$self->{y},
101	$self->{x} = $w,
102	$self->{y} = $h
103	)
104	}
105
106	sub find_widget {
107	my ($self, $x, $y) = @_;
108
109	return $self
110	if $x >= $self->{x} && $x < $self->{x} + $self->{w}
111	&& $y >= $self->{y} && $y < $self->{y} + $self->{h};
112
113	()
114	}
115
116	sub del_parent { $_[0]->{parent} = undef }
117
118	sub set_parent {
119	my ($self, $par) = @_;
120
121	$self->{parent} = $par;
122	Scalar::Util::weaken $self->{parent};
123	}
124
125	sub get_parent {
126	$_[0]->{parent}
127	}
128
129	sub update {
130	my ($self) = @_;
131
132	$self->{parent}->update
133	if $self->{parent};
134	}
135
136	sub DESTROY {
137	my ($self) = @_;
138
139	#$self->deactivate;
140	}
141
142	#############################################################################
143
144	package Crossfire::Client::Widget::Container;
145
146	our @ISA = Crossfire::Client::Widget::;
147
148	sub new {
149	my ($class, @widgets) = @_;
150
151	my $self = $class->SUPER::new (children => []);
152	$self->add ($_) for @widgets;
153
154	$self
155	}
156
157	sub add {
158	my ($self, $chld, $expand) = @_;
159
160	$chld->{expand} = $expand;
161	$chld->set_parent ($self);
162
163	@{$self->{children}} =
164	sort { $a->{z} <=> $b->{z} }
165	@{$self->{children}}, $chld;
166
167	$self->size_allocate ($self->{w}, $self->{h});
168	}
169
170	sub remove {
171	my ($self, $widget) = @_;
172
173	$self->{children} = [ grep $_ != $widget, @{ $self->{children} } ];
174
175	$self->size_allocate ($self->{w}, $self->{h});
176	}
177
178	sub find_widget {
179	my ($self, $x, $y) = @_;
180
181	my $res;
182
183	for (@{ $self->{children} }) {
184	$res = $_->find_widget ($x, $y)
185	and return $res;
186	}
187
188	()
189	}
190
191	sub size_request {
192	my ($self) = @_;
193
194	my ($hs, $ws) = (0, 0);
195	for (@{$self->{children} \|\| []}) {
196	my ($w, $h) = $_->size_request;
197	$hs += $h;
198	if ($ws < $w) { $ws = $w }
199	}
200
201	return ($ws, $hs);
202	}
203
204	sub _draw {
205	my ($self) = @_;
206
207	$_->draw for @{$self->{children}};
208	}
209
210	#############################################################################
211
212	package Crossfire::Client::Widget::Bin;
213
214	our @ISA = Crossfire::Client::Widget::Container::;
215
216	sub child { $_[0]->{children}[0] }
217
218	sub size_request {
219	$_[0]{children}[0]->size_request if $_[0]{children}[0];
220	}
221
222	sub size_allocate {
223	my ($self, $w, $h) = @_;
224	$self->SUPER::size_allocate ($w, $h);
225	$self->{children}[0]->size_allocate ($w, $h)
226	if $self->{children}[0]
227	}
228
229	#############################################################################
230
231	package Crossfire::Client::Widget::Toplevel;
232
233	our @ISA = Crossfire::Client::Widget::Container::;
234
235	sub update {
236	my ($self) = @_;
237
238	::refresh ();
239	}
240
241	#############################################################################
242
243	package Crossfire::Client::Widget::Window;
244
245	our @ISA = Crossfire::Client::Widget::Bin::;
246
247	use SDL::OpenGL;
248
249	sub add {
250	my ($self, $chld) = @_;
251	warn "ADD $chld\n";
252	$self->SUPER::add ($chld);
253	$chld->set_parent ($self);
254	}
255
256	sub remove {
257	my ($self) = @_;
258	# TODO FIXME: removing a child from a window will crash, see render_chld
259	# $self->update;
260	}
261
262	sub update {
263	my ($self) = @_;
264	$self->render_chld;
265	}
266
267	sub render_chld {
268	my ($self) = @_;
269	my $chld = $self->get;
270	my ($w, $h) = $self->size_request;
271
272	require Carp;
273	Carp::cluck "RENDERCHI $w $h";
274	warn "RENDERCHI $w $h\n";
275	$self->{texture} =
276	Crossfire::Client::Texture->new_from_opengl (
277	$w, $h, sub { $chld->draw }
278	);
279	$self->{texture}->upload;
280	}
281
282	sub size_request {
283	my ($self) = @_;
284	($self->w, $self->h)
285	}
286
287	sub size_allocate {
288	my ($self, $w, $h) = @_;
289
290	$self->w ($w);
291	$self->h ($h);
292	$self->get->size_allocate ($w, $h);
293
294	$self->update; #TODO: Move this to the size_request event propably?
295	}
296
297	sub _draw {
298	my ($self) = @_;
299
300	my ($w, $h) = ($self->w, $self->h);
301
302	my $tex = $self->{texture}
303	or return;
304
305	glEnable GL_BLEND;
306	glEnable GL_TEXTURE_2D;
307	glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
308	glBindTexture GL_TEXTURE_2D, $tex->{name};
309
310	glBegin GL_QUADS;
311	glTexCoord 0, 0; glVertex 0, 0;
312	glTexCoord 0, 1; glVertex 0, $h;
313	glTexCoord 1, 1; glVertex $w, $h;
314	glTexCoord 1, 0; glVertex $w, 0;
315	glEnd;
316
317	glDisable GL_BLEND;
318	glDisable GL_TEXTURE_2D;
319	}
320
321	#############################################################################
322
323	package Crossfire::Client::Widget::Frame;
324
325	our @ISA = Crossfire::Client::Widget::Bin::;
326
327	use SDL::OpenGL;
328
329	sub size_request {
330	my ($self) = @_;
331	my $chld = $self->child
332	or return (0, 0);
333
334	$chld->move (2, 2);
335
336	map { $_ + 4 } $chld->size_request;
337	}
338
339	sub size_allocate {
340	my ($self, $w, $h) = @_;
341
342	$self->SUPER::size_allocate ($w, $h);
343
344	$self->child->size_allocate ($w - 4, $h - 4);
345	$self->child->move (2, 2);
346	}
347
348	sub _draw {
349	my ($self) = @_;
350
351	my $chld = $self->child;
352
353	my ($w, $h) = $chld->size_request;
354
355	glBegin GL_QUADS;
356	glColor 0, 0, 0;
357	glTexCoord 0, 0; glVertex 0 , 0;
358	glTexCoord 0, 1; glVertex 0 , $h + 4;
359	glTexCoord 1, 1; glVertex $w + 4 , $h + 4;
360	glTexCoord 1, 0; glVertex $w + 4 , 0;
361	glEnd;
362
363	$chld->draw;
364	}
365
366	#############################################################################
367
368	package Crossfire::Client::Widget::FancyFrame;
369
370	our @ISA = Crossfire::Client::Widget::Bin::;
371
372	use SDL::OpenGL;
373
374	my @tex =
375	map { new_from_file Crossfire::Client::Texture Crossfire::Client::find_rcfile $_ }
376	qw(d1_bg.png d1_border_top.png d1_border_right.png d1_border_left.png d1_border_bottom.png);
377
378	sub size_request {
379	my ($self) = @_;
380
381	my ($w, $h) = $self->SUPER::size_request;
382
383	$h += $tex[1]->{height};
384	$h += $tex[4]->{height};
385	$w += $tex[2]->{width};
386	$w += $tex[3]->{width};
387
388	($w, $h)
389	}
390
391	sub size_allocate {
392	my ($self, $w, $h) = @_;
393
394	$self->SUPER::size_allocate ($w, $h);
395
396	$h -= $tex[1]->{height};
397	$h -= $tex[4]->{height};
398	$w -= $tex[2]->{width};
399	$w -= $tex[3]->{width};
400
401	$h = $h < 0 ? 0 : $h;
402	$w = $w < 0 ? 0 : $w;
403	warn "CHILD:$w $h\n";
404	$self->child->size_allocate ($w, $h);
405	$self->child->move ($self->{txts}->[3]->{width}, $self->{txts}->[1]->{height});
406	}
407
408	sub _draw {
409	my ($self) = @_;
410
411	my ($w, $h) = ($self->w, $self->h);
412	my ($cw, $ch) = ($self->child->w, $self->child->h);
413
414	glEnable GL_BLEND;
415	glEnable GL_TEXTURE_2D;
416	glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA;
417	glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
418
419	my $top = $tex[1];
420	glBindTexture GL_TEXTURE_2D, $top->{name};
421
422	glBegin GL_QUADS;
423	glTexCoord 0, 0; glVertex 0 , 0;
424	glTexCoord 0, 1; glVertex 0 , $top->{height};
425	glTexCoord 1, 1; glVertex $w , $top->{height};
426	glTexCoord 1, 0; glVertex $w , 0;
427	glEnd;
428
429	my $left = $tex[3];
430	glBindTexture GL_TEXTURE_2D, $left->{name};
431
432	glBegin GL_QUADS;
433	glTexCoord 0, 0; glVertex 0 , $top->{height};
434	glTexCoord 0, 1; glVertex 0 , $top->{height} + $ch;
435	glTexCoord 1, 1; glVertex $left->{width}, $top->{height} + $ch;
436	glTexCoord 1, 0; glVertex $left->{width}, $top->{height};
437	glEnd;
438
439	my $right = $tex[2];
440	glBindTexture GL_TEXTURE_2D, $right->{name};
441
442	glBegin GL_QUADS;
443	glTexCoord 0, 0; glVertex $w - $right->{width}, $top->{height};
444	glTexCoord 0, 1; glVertex $w - $right->{width}, $top->{height} + $ch;
445	glTexCoord 1, 1; glVertex $w , $top->{height} + $ch;
446	glTexCoord 1, 0; glVertex $w , $top->{height};
447	glEnd;
448
449	my $bottom = $tex[4];
450	glBindTexture GL_TEXTURE_2D, $bottom->{name};
451
452	glBegin GL_QUADS;
453	glTexCoord 0, 0; glVertex 0 , $h - $bottom->{height};
454	glTexCoord 0, 1; glVertex 0 , $h;
455	glTexCoord 1, 1; glVertex $w , $h;
456	glTexCoord 1, 0; glVertex $w , $h - $bottom->{height};
457	glEnd;
458
459	my $bg = $tex[0];
460	glBindTexture GL_TEXTURE_2D, $bg->{name};
461	glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
462	glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT;
463	glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT;
464
465	my $rep_x = $cw / $bg->{width};
466	my $rep_y = $ch / $bg->{height};
467
468	glBegin GL_QUADS;
469	glTexCoord 0, 0; glVertex $left->{width}, $top->{height};
470	glTexCoord 0, $rep_y; glVertex $left->{width}, $top->{height} + $ch;
471	glTexCoord $rep_x, $rep_y; glVertex $left->{width} + $cw , $top->{height} + $ch;
472	glTexCoord $rep_x, 0; glVertex $left->{width} + $cw , $top->{height};
473	glEnd;
474
475	glDisable GL_BLEND;
476	glDisable GL_TEXTURE_2D;
477
478	$self->child->draw;
479
480	}
481
482	#############################################################################
483
484	package Crossfire::Client::Widget::Table;
485
486	our @ISA = Crossfire::Client::Widget::Bin::;
487
488	use SDL::OpenGL;
489
490	sub add {
491	my ($self, $x, $y, $chld) = @_;
492	my $old_chld = $self->{children}[$y][$x];
493
494	$self->{children}[$y][$x] = $chld;
495	$chld->set_parent ($self);
496	$self->update;
497	}
498
499	sub max_row_height {
500	my ($self, $row) = @_;
501
502	my $hs = 0;
503	for (my $xi = 0; $xi <= $#{$self->{children}->[$row] \|\| []}; $xi++) {
504	my $c = $self->{children}->[$row]->[$xi];
505	if ($c) {
506	my ($w, $h) = $c->size_request;
507	if ($hs < $h) { $hs = $h }
508	}
509	}
510	return $hs;
511	}
512
513	sub max_col_width {
514	my ($self, $col) = @_;
515
516	my $ws = 0;
517	for (my $yi = 0; $yi <= $#{$self->{children} \|\| []}; $yi++) {
518	my $c = ($self->{children}->[$yi] \|\| [])->[$col];
519	if ($c) {
520	my ($w, $h) = $c->size_request;
521	if ($ws < $w) { $ws = $w }
522	}
523	}
524	return $ws;
525	}
526
527	sub size_request {
528	my ($self) = @_;
529
530	my ($hs, $ws) = (0, 0);
531
532	for (my $yi = 0; $yi <= $#{$self->{children}}; $yi++) {
533	$hs += $self->max_row_height ($yi);
534	}
535
536	for (my $yi = 0; $yi <= $#{$self->{children}}; $yi++) {
537	my $wm = 0;
538	for (my $xi = 0; $xi <= $#{$self->{children}->[$yi]}; $xi++) {
539	$wm += $self->max_col_width ($xi)
540	}
541	if ($ws < $wm) { $ws = $wm }
542	}
543
544	return ($ws, $hs);
545	}
546
547	sub _draw {
548	my ($self) = @_;
549
550	my $y = 0;
551	for (my $yi = 0; $yi <= $#{$self->{children}}; $yi++) {
552	my $x = 0;
553
554	for (my $xi = 0; $xi <= $#{$self->{children}->[$yi]}; $xi++) {
555
556	my $c = $self->{children}->[$yi]->[$xi];
557	if ($c) {
558	$c->move ($x, $y, 0); #TODO: Move to size_request
559	$c->draw if $c;
560	}
561
562	$x += $self->max_col_width ($xi);
563	}
564
565	$y += $self->max_row_height ($yi);
566	}
567	}
568
569	#############################################################################
570
571	package Crossfire::Client::Widget::VBox;
572
573	our @ISA = Crossfire::Client::Widget::Container::;
574
575	use SDL::OpenGL;
576
577	sub size_allocate {
578	my ($self, $w, $h) = @_;
579
580	$self->w ($w);
581	$self->h ($h);
582
583	my $exp;
584	my @oth;
585	# find expand widget
586	for (@{$self->{children}}) {
587	if ($_->{expand}) {
588	$exp = $_;
589	last;
590	}
591	push @oth, $_;
592	}
593
594	my ($ow, $oh);
595
596	# get sizes of other widgets
597	for (@oth) {
598	my ($w, $h) = $_->size_request;
599	$oh += $h;
600	if ($ow < $w) { $ow = $w }
601	}
602
603	my $y = 0;
604	for (@{$self->{children}}) {
605	$_->move (0, $y);
606
607	if ($_ == $exp) {
608	$_->size_allocate ($w, $h - $oh);
609	$y += $h - $oh;
610	} else {
611	my ($cw, $h) = $_->size_request;
612	$_->size_allocate ($w, $h);
613	$y += $h;
614	}
615	}
616	}
617
618	sub _draw {
619	my ($self) = @_;
620
621	my ($x, $y);
622	for (@{$self->{children} \|\| []}) {
623	$_->draw;
624	$y += $_->h;
625	}
626	}
627
628	#############################################################################
629
630	package Crossfire::Client::Widget::Label;
631
632	our @ISA = Crossfire::Client::Widget::;
633
634	use SDL::OpenGL;
635
636	sub new {
637	my ($class, $x, $y, $z, $height, $text) = @_;
638
639	# TODO: color, and make height, xyz etc. optional
640	my $self = $class->SUPER::new (x => $x, y => $y, z => $z, height => $height);
641
642	$self->set_text ($text);
643
644	$self
645	}
646
647	sub set_text {
648	my ($self, $text) = @_;
649
650	$self->{text} = $text;
651	$self->{texture} = new_from_text Crossfire::Client::Texture $text, $self->{height};
652
653	$self->update;
654	}
655
656	sub get_text {
657	my ($self, $text) = @_;
658
659	$self->{text}
660	}
661
662	sub size_request {
663	my ($self) = @_;
664
665	(
666	$self->{texture}{width},
667	$self->{texture}{height},
668	)
669	}
670
671	sub _draw {
672	my ($self) = @_;
673
674	my $tex = $self->{texture};
675
676	glEnable GL_BLEND;
677	glEnable GL_TEXTURE_2D;
678	glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA;
679	glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE;
680	glBindTexture GL_TEXTURE_2D, $tex->{name};
681
682	glColor 1, 0, 0, 1; # TODO color
683
684	glBegin GL_QUADS;
685	glTexCoord 0, 0; glVertex 0 , 0;
686	glTexCoord 0, 1; glVertex 0 , $tex->{height};
687	glTexCoord 1, 1; glVertex $tex->{width}, $tex->{height};
688	glTexCoord 1, 0; glVertex $tex->{width}, 0;
689	glEnd;
690
691	glDisable GL_BLEND;
692	glDisable GL_TEXTURE_2D;
693	}
694
695	#############################################################################
696
697	package Crossfire::Client::Widget::TextEntry;
698
699	our @ISA = Crossfire::Client::Widget::Label::;
700
701	use SDL;
702	use SDL::OpenGL;
703
704	sub key_down {
705	my ($self, $ev) = @_;
706
707	my $mod = $ev->key_mod;
708	my $sym = $ev->key_sym;
709
710	$ev->set_unicode (1);
711	my $uni = $ev->key_unicode;
712
713	my $text = $self->get_text;
714
715	if ($sym == SDLK_BACKSPACE) {
716	substr $text, -1, 1, '';
717
718	} elsif ($uni) {
719	$text .= chr $uni;
720	}
721	$self->set_text ($text);
722	}
723
724	#############################################################################
725
726	package Crossfire::Client::Widget::MapWidget;
727
728	use strict;
729
730	use List::Util qw(min max);
731
732	use SDL;
733	use SDL::OpenGL;
734	use SDL::OpenGL::Constants;
735
736	our @ISA = Crossfire::Client::Widget::;
737
738	sub key_down {
739	print "MAPKEYDOWN\n";
740	}
741
742	sub key_up {
743	}
744
745	sub size_request {
746
747	}
748
749	sub size_allocate {
750	}
751
752	sub _draw {
753	my ($self) = @_;
754
755	my $mx = $::CONN->{mapx};
756	my $my = $::CONN->{mapy};
757
758	my $map = $::CONN->{map};
759
760	my ($xofs, $yofs);
761
762	my $sw = 1 + int $::WIDTH / 32;
763	my $sh = 1 + int $::HEIGHT / 32;
764
765	if ($::CONN->{mapw} > $sw) {
766	$xofs = $mx + ($::CONN->{mapw} - $sw) * 0.5;
767	} else {
768	$xofs = $self->{xofs} = min $mx, max $mx + $::CONN->{mapw} - $sw + 1, $self->{xofs};
769	}
770
771	if ($::CONN->{maph} > $sh) {
772	$yofs = $my + ($::CONN->{maph} - $sh) * 0.5;
773	} else {
774	$yofs = $self->{yofs} = min $my, max $my + $::CONN->{maph} - $sh + 1, $self->{yofs};
775	}
776
777	glEnable GL_TEXTURE_2D;
778	glEnable GL_BLEND;
779	glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE;
780
781	my $sw4 = ($sw + 3) & ~3;
782	my $lighting = "\x00" x ($sw4 * $sh);
783
784	for my $x (0 .. $sw - 1) {
785	for my $y (0 .. $sh - 1) {
786
787	my $cell = $map->[$x + $xofs][$y + $yofs]
788	or next;
789
790	my $darkness = $cell->[0] * (1 / 255);
791	if ($darkness < 0) {
792	$darkness = 0.15;
793	}
794	substr $lighting, $y * $sw4 + $x, 1, chr 255 - $darkness * 255;
795
796	for my $num (grep $_, @$cell[1,2,3]) {
797	my $tex = $::CONN->{face}[$num]{texture} \|\| next;
798
799	glBindTexture GL_TEXTURE_2D, $tex->{name};
800
801	my $w = $tex->{width};
802	my $h = $tex->{height};
803
804	my $px = ($x + 1) * 32 - $w;
805	my $py = ($y + 1) * 32 - $h;
806
807	glBegin GL_QUADS;
808	glTexCoord 0, 0; glVertex $px , $py;
809	glTexCoord 0, 1; glVertex $px , $py + $h;
810	glTexCoord 1, 1; glVertex $px + $w, $py + $h;
811	glTexCoord 1, 0; glVertex $px + $w, $py;
812	glEnd;
813	}
814	}
815	}
816
817	# if (1) { # higher quality darkness
818	# $lighting =~ s/(.)/$1$1$1/gs;
819	# my $pb = new_from_data Gtk2::Gdk::Pixbuf $lighting, "rgb", 0, 8, $sw4, $sh, $sw4 * 3;
820	#
821	# $pb = $pb->scale_simple ($sw4 * 0.5, $sh * 0.5, "bilinear");
822	#
823	# $lighting = $pb->get_pixels;
824	# $lighting =~ s/(.)../$1/gs;
825	# }
826
827	$lighting = new Crossfire::Client::Texture
828	width => $sw4,
829	height => $sh,
830	data => $lighting,
831	internalformat => GL_ALPHA4,
832	format => GL_ALPHA;
833
834	glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA;
835	glColor 0, 0, 0, 0.75;
836	glTexEnv GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE;
837	glBindTexture GL_TEXTURE_2D, $lighting->{name};
838	glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR;
839	glBegin GL_QUADS;
840	glTexCoord 0, 0; glVertex 0 , 0;
841	glTexCoord 0, 1; glVertex 0 , $sh * 32;
842	glTexCoord 1, 1; glVertex $sw4 * 32, $sh * 32;
843	glTexCoord 1, 0; glVertex $sw4 * 32, 0;
844	glEnd;
845
846	glDisable GL_TEXTURE_2D;
847	glDisable GL_BLEND;
848	}
849
850	my %DIR = (
851	SDLK_KP8, [1, "north"],
852	SDLK_KP9, [2, "northeast"],
853	SDLK_KP6, [3, "east"],
854	SDLK_KP3, [4, "southeast"],
855	SDLK_KP2, [5, "south"],
856	SDLK_KP1, [6, "southwest"],
857	SDLK_KP4, [7, "west"],
858	SDLK_KP7, [8, "northwest"],
859
860	SDLK_UP, [1, "north"],
861	SDLK_RIGHT, [3, "east"],
862	SDLK_DOWN, [5, "south"],
863	SDLK_LEFT, [7, "west"],
864	);
865
866	sub key_down {
867	my ($self, $ev) = @_;
868
869	my $mod = $ev->key_mod;
870	my $sym = $ev->key_sym;
871
872	if ($sym == SDLK_KP5) {
873	$::CONN->send ("command stay fire");
874	} elsif (exists $DIR{$sym}) {
875	if ($mod & KMOD_SHIFT) {
876	$self->{shft}++;
877	$::CONN->send ("command fire $DIR{$sym}[0]");
878	} elsif ($mod & KMOD_CTRL) {
879	$self->{ctrl}++;
880	$::CONN->send ("command run $DIR{$sym}[0]");
881	} else {
882	$::CONN->send ("command $DIR{$sym}[1]");
883	}
884	}
885	}
886
887	sub key_up {
888	my ($self, $ev) = @_;
889
890	my $mod = $ev->key_mod;
891	my $sym = $ev->key_sym;
892
893	if (!($mod & KMOD_SHIFT) && delete $self->{shft}) {
894	$::CONN->send ("command fire_stop");
895	}
896	if (!($mod & KMOD_CTRL ) && delete $self->{ctrl}) {
897	$::CONN->send ("command run_stop");
898	}
899	}
900
901	#############################################################################
902
903	package Crossfire::Client::Widget::Animator;
904
905	use SDL::OpenGL;
906
907	our @ISA = Crossfire::Client::Widget::Bin::;
908
909	sub moveto {
910	my ($self, $x, $y) = @_;
911
912	$self->{moveto} = [$self->{x}, $self->{y}, $x, $y];
913	$self->{speed} = 0.2;
914	$self->{time} = 1;
915
916	::animation_start $self;
917	}
918
919	sub animate {
920	my ($self, $interval) = @_;
921
922	$self->{time} -= $interval * $self->{speed};
923	if ($self->{time} <= 0) {
924	$self->{time} = 0;
925	::animation_stop $self;
926	}
927
928	my ($x0, $y0, $x1, $y1) = @{$self->{moveto}};
929
930	$self->{x} = $x0 * $self->{time} + $x1 * (1 - $self->{time});
931	$self->{y} = $y0 * $self->{time} + $y1 * (1 - $self->{time});
932	}
933
934	sub _draw {
935	my ($self) = @_;
936
937	glPushMatrix;
938	glRotate $self->{time} * 10000, 0, 1, 0;
939	$self->{children}[0]->draw;
940	glPopMatrix;
941	}
942
943	1;
944