1 |
package Gtk2::GoBoard; |
2 |
|
3 |
use Scalar::Util; |
4 |
|
5 |
use Gtk2; |
6 |
use Glib::Object::Subclass |
7 |
Gtk2::AspectFrame, |
8 |
properties => [ |
9 |
Glib::ParamSpec->IV ( |
10 |
"size", |
11 |
"Board Size", |
12 |
"The Go Board size, 2..38", |
13 |
2, 38, 19, |
14 |
[qw(construct-only writable readable)], |
15 |
), |
16 |
]; |
17 |
|
18 |
use KGS::Constants; |
19 |
use KGS::Game::Board; |
20 |
|
21 |
use POSIX qw(ceil); |
22 |
|
23 |
sub TRAD_WIDTH (){ 42.42 } # traditional board width |
24 |
sub TRAD_HEIGHT (){ 45.45 } # traditional board height |
25 |
sub TRAD_SIZE_B (){ 2.18 } # traditional black stone size |
26 |
sub TRAD_SIZE_W (){ 2.12 } # traditional white stone size |
27 |
|
28 |
sub INIT_INSTANCE { |
29 |
my $self = shift; |
30 |
|
31 |
$self->double_buffered (0); |
32 |
$self->set (border_width => 0, shadow_type => 'none', |
33 |
obey_child => 0, ratio => TRAD_WIDTH / TRAD_HEIGHT); |
34 |
|
35 |
$self->add ($self->{canvas} = new Gtk2::DrawingArea); |
36 |
$self->{canvas}->signal_connect (configure_event => sub { $self->configure_event ($_[1]) }); |
37 |
} |
38 |
|
39 |
sub FINALIZE_INSTANCE { |
40 |
my $self = shift; |
41 |
|
42 |
die "FINALIZE board\n";#d# |
43 |
} |
44 |
|
45 |
sub configure_event { |
46 |
my ($self, $event) = @_; |
47 |
|
48 |
$self->{window} = $self->{canvas}->window; |
49 |
|
50 |
$self->{window}->set_back_pixmap (undef, 0); |
51 |
# would need to use find color in colormap etc. |
52 |
$self->{window}->set_background (new Gtk2::Gdk::Color 0xe4e, 0xb4b4, 0x5f5f); |
53 |
$self->{window}->clear_area (0, 0, $self->allocation->width, $self->allocation->height); |
54 |
|
55 |
#^remove Glib::Source $self->{idle}; |
56 |
$self->{idle} ||= add Glib::Idle sub { |
57 |
delete $self->{stack}; |
58 |
|
59 |
$self->{width} = $self->{canvas}->allocation->width; |
60 |
$self->{height} = $self->{canvas}->allocation->height; |
61 |
$self->draw_board (); |
62 |
|
63 |
$self->draw_stones (delete $self->{board}, 0) if $self->{board}; |
64 |
$self->{window}->clear_area (0, 0, $self->{width}, $self->{height}); |
65 |
|
66 |
delete $self->{idle}; |
67 |
|
68 |
0; |
69 |
}; |
70 |
|
71 |
1; |
72 |
} |
73 |
|
74 |
sub set_board { |
75 |
my ($self, $board) = @_; |
76 |
|
77 |
$self->draw_stones ($board, 1); |
78 |
} |
79 |
|
80 |
sub new_pixbuf { |
81 |
my ($w, $h, $alpha, $fill) = @_; |
82 |
|
83 |
my $pixbuf = new Gtk2::Gdk::Pixbuf 'rgb', $alpha, 8, $w, $h; |
84 |
$pixbuf->fill ($fill) if defined $fill; |
85 |
|
86 |
$pixbuf; |
87 |
} |
88 |
|
89 |
sub scale_pixbuf { |
90 |
my ($src, $w, $h, $mode, $alpha) = @_; |
91 |
|
92 |
my $dst = new_pixbuf $w, $h, $alpha; |
93 |
|
94 |
$src->scale( |
95 |
$dst, 0, 0, $w, $h, 0, 0, |
96 |
$w / $src->get_width, $h / $src->get_height, |
97 |
$mode, |
98 |
); |
99 |
|
100 |
$dst; |
101 |
} |
102 |
|
103 |
sub pixbuf_rect { |
104 |
my ($pb, $colour, $x1, $y1, $x2, $y2, $alpha) = @_; |
105 |
# we fake lines by... a horrible method :/ |
106 |
my $colour_pb = new_pixbuf 1, 1, 0, $colour; |
107 |
$colour_pb->composite ($pb, $x1, $y1, $x2 - $x1 + 1, $y2 - $y1 + 1, $x1, $y1, $x2 + 1, $y2 + 1, |
108 |
'nearest', $alpha); |
109 |
} |
110 |
|
111 |
sub center_text { |
112 |
my ($self, $drawable, $colour, $x, $y, $size, $text) = @_; |
113 |
|
114 |
# could be optimized by caching quite a bit |
115 |
|
116 |
my $context = $self->get_pango_context; |
117 |
my $font = $context->get_font_description; |
118 |
$font->set_size ($size * Gtk2::Pango->scale); |
119 |
|
120 |
my $layout = new Gtk2::Pango::Layout $context; |
121 |
$layout->set_text ($text); |
122 |
my ($w, $h) = $layout->get_pixel_size; |
123 |
|
124 |
my $gc = new Gtk2::Gdk::GC $drawable; |
125 |
my $r = (($colour >> 24) & 255) * 65535 / 255; |
126 |
my $g = (($colour >> 16) & 255) * 65535 / 255; |
127 |
my $b = (($colour >> 8) & 255) * 65535 / 255; |
128 |
$gc->set_rgb_fg_color (new Gtk2::Gdk::Color $r, $g, $b); |
129 |
|
130 |
$drawable->draw_layout ($gc, $x - $w*0.5, $y - $h*0.5, $layout); |
131 |
} |
132 |
|
133 |
# draw an empty board and attach the bg pixmap |
134 |
sub draw_board { |
135 |
my ($self) = @_; |
136 |
my $canvas = $self->{canvas}; |
137 |
|
138 |
my $size = $self->{size}; |
139 |
|
140 |
my $w = $self->{width}; |
141 |
my $h = $self->{height}; |
142 |
|
143 |
my $pixmap = new Gtk2::Gdk::Pixmap $self->window, $w, $h, -1; |
144 |
|
145 |
my $gridcolour = 0x88444400; # black is traditional, but only with overlapping stones |
146 |
my $labelcolour = 0x88444400; |
147 |
|
148 |
# we leave enough space for the shadows.. I like smaller stones, and we |
149 |
# do no need to do the nifty recursive screen updates that cgoban2 does |
150 |
# TODO: smaller == buggy, want visual perfectness |
151 |
my $borderw = int ($w / ($size + 3) * 0.5); |
152 |
my $borderh = $borderw; |
153 |
my $w2 = $w - $borderw * 2; |
154 |
my $h2 = $h - $borderh * 2; |
155 |
my $edge = $self->{edge} = $w2 / ($size + 1) * 0.975 - 1; |
156 |
my $ofs = $edge * 0.5; |
157 |
|
158 |
my @kx = map int ($w2 * $_ / ($size+1) + $borderw + 0.5), 0 .. $size; $self->{kx} = \@kx; |
159 |
my @ky = map int ($h2 * $_ / ($size+1) + $borderh + 0.5), 0 .. $size; $self->{ky} = \@ky; |
160 |
|
161 |
my $pixbuf; |
162 |
|
163 |
my ($bw, $bh) = ($::board_img->get_width, $::board_img->get_height); |
164 |
|
165 |
if ($w < $bw && $h < $bh) { |
166 |
$pixbuf = new_pixbuf $w, $h, 0; |
167 |
$::board_img->copy_area (0, 0, $w, $h, $pixbuf, 0, 0); |
168 |
} else { |
169 |
$pixbuf = scale_pixbuf $::board_img, $w, $h, $::config->{speed} ? 'nearest' : 'bilinear', 0; |
170 |
} |
171 |
|
172 |
my $linew = int ($w / 40 / $size); |
173 |
|
174 |
# ornamental border... we have time to waste :/ |
175 |
pixbuf_rect $pixbuf, 0xffcc7700, 0, 0, $w-1, $linew, 255; |
176 |
pixbuf_rect $pixbuf, 0xffcc7700, 0, 0, $linew, $h-1, 255; |
177 |
pixbuf_rect $pixbuf, 0xffcc7700, $w-$linew-1, 0, $w-1, $h-1, 255; |
178 |
pixbuf_rect $pixbuf, 0xffcc7700, 0, $h-$linew-1, $w-1, $h-1, 255; |
179 |
|
180 |
for my $i (1 .. $size) { |
181 |
pixbuf_rect $pixbuf, $gridcolour, $kx[$i] - $linew, $ky[1] - $linew, $kx[$i] + $linew, $ky[$size] + $linew, 255; |
182 |
pixbuf_rect $pixbuf, $gridcolour, $kx[1] - $linew, $ky[$i] - $linew, $kx[$size] + $linew, $ky[$i] + $linew, 255; |
183 |
} |
184 |
|
185 |
# hoshi points |
186 |
my $hoshi = sub { |
187 |
my ($x, $y) = @_; |
188 |
my $hs = 1 | int $edge / 4; |
189 |
$hs = 5 if $hs < 5; |
190 |
$x = $kx[$x] - $hs / 2; $y = $ky[$y] - $hs / 2; |
191 |
|
192 |
# we use the shadow mask... not perfect, but I want to finish this |
193 |
$::shadow_img->composite ($pixbuf, |
194 |
$x, $y, ($hs + 1) x2, $x, $y, |
195 |
$hs / $::shadow_img->get_width, $hs / $::shadow_img->get_height, |
196 |
'bilinear', 255); |
197 |
}; |
198 |
|
199 |
if ($size > 6) { |
200 |
my $h1 = $size < 10 ? 3 : 4; # corner / edge offset |
201 |
$hoshi->($h1, $h1); |
202 |
$hoshi->($size - $h1 + 1, $h1); |
203 |
$hoshi->($h1, $size - $h1 + 1); |
204 |
$hoshi->($size - $h1 + 1, $size - $h1 + 1); |
205 |
|
206 |
if ($size % 2) { # on odd boards, also the remaining 5 |
207 |
my $h2 = ($size + 1) / 2; |
208 |
if ($size > 10) { |
209 |
$hoshi->($h1, $h2); |
210 |
$hoshi->($size - $h1 + 1, $h2); |
211 |
$hoshi->($h2, $size - $h1 + 1); |
212 |
$hoshi->($h2, $h1); |
213 |
} |
214 |
# the tengen |
215 |
$hoshi->($h2, $h2); |
216 |
} |
217 |
} |
218 |
|
219 |
# now we have a board sans text |
220 |
$pixmap->draw_pixbuf ($self->style->white_gc, |
221 |
$pixbuf, |
222 |
0, 0, 0, 0, $w, $h, |
223 |
"normal", 0, 0); |
224 |
|
225 |
# now draw the labels |
226 |
for my $i (1 .. $size) { |
227 |
# 38 max, but we allow a bit more |
228 |
my $label = (qw(- A B C D E F G H J K L M N O P Q R S T U V W X Y Z |
229 |
AA BB CC DD EE FF GG HH JJ KK LL MM NN OO PP QQ RR SS TT UU VV WW XX YY ZZ))[$i]; |
230 |
|
231 |
$self->center_text ($pixmap, $labelcolour, $kx[$i], $borderh, $ofs * 0.7, $label); |
232 |
$self->center_text ($pixmap, $labelcolour, $kx[$i], $h2 + $borderh, $ofs * 0.7, $label); |
233 |
$self->center_text ($pixmap, $labelcolour, $borderw, $ky[$i], $ofs * 0.7, $size - $i + 1); |
234 |
$self->center_text ($pixmap, $labelcolour, $w2 + $borderw, $ky[$i], $ofs * 0.7, $size - $i + 1); |
235 |
} |
236 |
|
237 |
$self->{window}->set_back_pixmap ($pixmap, 0); |
238 |
|
239 |
$self->{backgroundpm} = $pixmap; |
240 |
$self->{backgroundpb} = $pixbuf; |
241 |
} |
242 |
|
243 |
# create a stack of stones |
244 |
sub get_stack { |
245 |
my ($self, $mark, $size) = @_; |
246 |
|
247 |
$self->{stack}{$mark} ||= do { |
248 |
my @stack; |
249 |
my $csize = ceil $size; |
250 |
my $shadow = $size * 0.05; |
251 |
|
252 |
for my $stone ($mark & MARK_W ? @::white_img : @::black_img) { |
253 |
my $base = new_pixbuf +(ceil $size + $shadow) x2, 1, 0x00000000; |
254 |
|
255 |
# zeroeth the shadow |
256 |
if (~$mark & MARK_GRAYED and $mark & (MARK_B | MARK_W)) { |
257 |
$::shadow_img->composite ( |
258 |
$base, $shadow, $shadow, $csize, $csize, $shadow, $shadow, |
259 |
$size / $::shadow_img->get_width, $size / $::shadow_img->get_height, |
260 |
'bilinear', 128 |
261 |
); |
262 |
} |
263 |
|
264 |
for ([MARK_B, $mark & MARK_GRAYED ? 96 : 255, 1], |
265 |
[MARK_W, $mark & MARK_GRAYED ? 160 : 255, TRAD_SIZE_W / TRAD_SIZE_B]) { |
266 |
my ($mask, $alpha, $scale) = @$_; |
267 |
if ($mark & $mask) { |
268 |
$stone->composite ( |
269 |
$base, 0, 0, $csize, $csize, ($size * (1 - $scale) * 0.5 ) x2, |
270 |
$size * $scale / $stone->get_width, $size * $scale / $stone->get_height, |
271 |
'bilinear', $alpha |
272 |
); |
273 |
} |
274 |
} |
275 |
|
276 |
# then the small stones |
277 |
for ([MARK_SMALL_B, $::black_img[$rand % @::black_img]], |
278 |
[MARK_SMALL_W, $::white_img[$rand % @::white_img]]) { |
279 |
my ($mask, $img) = @$_; |
280 |
if ($mark & $mask) { |
281 |
$img->composite ( |
282 |
$base, (int $size / 4) x2, (ceil $size / 2 + 1) x2, ($size / 4) x2, |
283 |
$size / $img->get_width / 2, $size / $img->get_height / 2, |
284 |
'bilinear', 255 |
285 |
); |
286 |
} |
287 |
} |
288 |
|
289 |
# and lastly any markers |
290 |
my $dark_bg = ! ! ($mark & (MARK_B | MARK_GRAY_B)); |
291 |
|
292 |
for ([MARK_CIRCLE, $::circle_img[$dark_bg]], |
293 |
[MARK_TRIANGLE, $::triangle_img[$dark_bg]], |
294 |
[MARK_SQUARE, $::square_img[$dark_bg]]) { |
295 |
my ($mask, $img) = @$_; |
296 |
if ($mark & $mask) { |
297 |
$img->composite ( |
298 |
$base, 0, 0, $size, $size, 0, 0, |
299 |
$size / $img->get_width, $size / $img->get_height, |
300 |
'bilinear', 176 |
301 |
); |
302 |
} |
303 |
} |
304 |
|
305 |
push @stack, $base; |
306 |
} |
307 |
|
308 |
\@stack; |
309 |
} |
310 |
} |
311 |
|
312 |
sub draw_stones { |
313 |
my ($self, $board, $dopaint) = @_; |
314 |
|
315 |
if ($self->{backgroundpb}) { |
316 |
my @areas; |
317 |
|
318 |
my $old = delete $self->{board}; |
319 |
my $size = $self->{size}; |
320 |
my $edge = int ($self->{edge}) | 1; |
321 |
my $ofs = $edge * 0.5; |
322 |
my $kx = $self->{kx}; |
323 |
my $ky = $self->{ky}; |
324 |
|
325 |
for my $x (1 .. $size) { |
326 |
for my $y (1 .. $size) { |
327 |
my $mark = $board->{board}[$x-1][$y-1]; |
328 |
my $mold = $old->{board}[$x-1][$y-1]; |
329 |
|
330 |
if ($mold != $mark) { |
331 |
my $rand = ($x ^ $y ^ 0x5555); |
332 |
|
333 |
my $shadow = $edge * 0.05; |
334 |
my @area = ($kx->[$x] - $ofs, $ky->[$y] - $ofs, |
335 |
$edge + $shadow, $edge + $shadow); |
336 |
my @areai = ((ceil $area[0]), (ceil $area[1]), |
337 |
(int $area[2]), (int $area[3])); # area, integer |
338 |
|
339 |
my $pb = new_pixbuf @areai[2,3]; |
340 |
$self->{backgroundpb}->copy_area (@areai, $pb, 0, 0); |
341 |
|
342 |
if ($mark & ~MARK_LABEL) { |
343 |
my $stack = $self->get_stack ($mark, $edge); |
344 |
|
345 |
$stack->[$rand % @$stack] |
346 |
->composite ($pb, 0, 0, @areai[2,3], 0, 0, |
347 |
1, 1, 'nearest', 255); |
348 |
} |
349 |
|
350 |
# speed none, normal, max |
351 |
$self->{backgroundpm}->draw_pixbuf ($self->style->black_gc, $pb, |
352 |
0, 0, @areai, 'max', 0, 0); |
353 |
|
354 |
# labels are handled here because they are quite rare |
355 |
if ($mark & MARK_LABEL) { |
356 |
my $white = $mark & (MARK_W | MARK_GRAY_W) ? 0 : 0xffffff00; |
357 |
|
358 |
if ($white) { |
359 |
$self->center_text ($self->{backgroundpm}, 0, |
360 |
$area[0] + $ofs * 1.1, $area[1] + $ofs * 1.1, |
361 |
$ofs * 0.7, $self->{board}{label}[$x-1][$y-1]); |
362 |
} |
363 |
$self->center_text ($self->{backgroundpm}, $white, |
364 |
$area[0] + $ofs, $area[1] + $ofs, |
365 |
$ofs * 0.7, $self->{board}{label}[$x-1][$y-1]); |
366 |
} |
367 |
|
368 |
# a single full clear_area is way faster than many single calls here |
369 |
push @areas, \@areai if $dopaint; |
370 |
|
371 |
#my $redraw; $redraw = sub { |
372 |
# my ($x, $y) = @_; |
373 |
# return if $old->{board}[$x][$y] & MARK_REDRAW; |
374 |
# $old->{board}[$x][$y] |= MARK_REDRAW; |
375 |
# $redraw->($x+1, $y) if $old->{board}[$x+1][$y] & (MARK_W | MARK_B | MARK_GREY_W | MARK_GREY_B); |
376 |
# $redraw->($x, $y+1) if $old->{board}[$x][$y+1] & (MARK_W | MARK_B | MARK_GREY_W | MARK_GREY_B); |
377 |
#}; |
378 |
# |
379 |
#$redraw->($x-1, $y-1); |
380 |
} |
381 |
} |
382 |
} |
383 |
|
384 |
if (@areas) { |
385 |
# the "cut-off" point is arbitrary |
386 |
if (@areas > 16) { |
387 |
# update a single rectangle only |
388 |
my $rect = new Gtk2::Gdk::Rectangle @{pop @areas}; |
389 |
$rect = $rect->union (new Gtk2::Gdk::Rectangle @$_) for @areas; |
390 |
$self->{window}->clear_area ($rect->values); |
391 |
} else { |
392 |
# update all the affected rectangles |
393 |
$self->{window}->clear_area (@$_) for @areas; |
394 |
} |
395 |
} |
396 |
} |
397 |
|
398 |
$self->{board} = $board; |
399 |
#d# save |
400 |
#Storable::nstore { board => $self->{board}, size => $self->{size}, path => $self->{path}}, "testboard.storable"; |
401 |
} |
402 |
|
403 |
sub FINALIZE { |
404 |
warn "FINALIZE(@_)\n";#d# |
405 |
my ($self) = @_; |
406 |
$self->{userpanel}[$_] && (delete $self->{userpanel}[$_])->destroy |
407 |
for BLACK, WHITE; |
408 |
$self->SUPER::destroy; |
409 |
delete $appwin::gamelist->{game}{$self->{channel}}; |
410 |
} |
411 |
|
412 |
1; |
413 |
|