--- deliantra/Deliantra-Client/DC/UI.pm 2006/04/07 20:39:58 1.11 +++ deliantra/Deliantra-Client/DC/UI.pm 2006/04/09 21:05:50 1.37 @@ -1,17 +1,19 @@ package Crossfire::Client::Widget; use strict; + +use Scalar::Util; + use SDL::OpenGL; use SDL::OpenGL::Constants; our $FOCUS; # the widget with current focus -our %ACTIVE_WIDGETS; # 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 { $FOCUS->button_down ($_[0]) if $FOCUS } -sub feed_sdl_button_up_event { $FOCUS->button_up ($_[0]) if $FOCUS } +sub feed_sdl_button_down_event { } +sub feed_sdl_button_up_event { } sub new { my $class = shift; @@ -19,12 +21,26 @@ bless { @_ }, $class } -sub activate { - $ACTIVE_WIDGETS{$_[0]} = $_[0]; +sub move { + my ($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 deactivate { - delete $ACTIVE_WIDGETS{$_[0]}; +sub size_allocate { + my ($self, $w, $h) = @_; + $self->w ($w); + $self->h ($h); } sub focus_in { @@ -52,14 +68,17 @@ 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} || 0, $self->{y} || 0, 0); + glTranslate $self->{x}, $self->{y}, 0; $self->_draw; glPopMatrix; } @@ -69,31 +88,567 @@ } sub bbox { - my ($widget) = @_; + 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, $ttf, $text) = @_; + my ($class, $x, $y, $z, $height, $text) = @_; - my $self = $class->SUPER::new; + # TODO: color, and make height, xyz etc. optional + my $self = $class->SUPER::new (x => $x, y => $y, z => $z, height => $height); - $self->{texture} = new_from_ttf Crossfire::Client::Texture $ttf, $text; + $self->set_text ($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}; @@ -101,37 +656,49 @@ glTexCoord 1, 0; glVertex $tex->{width}, 0; glEnd; + glDisable GL_BLEND; glDisable GL_TEXTURE_2D; } -package Crossfire::Client::Widget::TextView; - -use strict; +package Crossfire::Client::Widget::TextEntry; -our @ISA = qw/Crossfire::Client::Widget/; +our @ISA = Crossfire::Client::Widget::Label::; +use SDL; use SDL::OpenGL; -use SDL::OpenGL::Constants; -sub add_line { - my ($self, $line) = @_; - push @{$self->{lines}}, $line; -} +sub key_down { + my ($self, $ev) = @_; -sub _draw { - my ($self) = @_; + 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; -our @ISA = qw/Crossfire::Client::Widget/; +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"; } @@ -139,39 +706,201 @@ 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 $map = $::CONN->{map}; + my $sw4 = ($sw + 3) & ~3; + my $lighting = "\x00" x ($sw4 * $sh); - for my $x (0 .. $::CONN->{mapw} - 1) { - for my $y (0 .. $::CONN->{maph} - 1) { + for my $x (0 .. $sw - 1) { + for my $y (0 .. $sh - 1) { - my $cell = $map->[$x][$y] + my $cell = $map->[$x + $xofs][$y + $yofs] or next; - my $darkness = $cell->[3] * (1 / 255); - glColor $darkness, $darkness, $darkness; + 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->[0], $cell->[1], $cell->[2]) { + 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 $x * 32 , $y * 32; - glTexCoord 0, 1; glVertex $x * 32 , $y * 32 + 32; - glTexCoord 1, 1; glVertex $x * 32 + 32, $y * 32 + 32; - glTexCoord 1, 0; glVertex $x * 32 + 32, $y * 32; + 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;