lib/gdi/grc.cpp

   1 #include <unistd.h>
   2 #include <lib/gdi/grc.h>
   3 #include <lib/gdi/font.h>
   4 #include <lib/base/init.h>
   5 #include <lib/base/init_num.h>
   6
   7 #ifndef SYNC_PAINT
   8 void *gRC::thread_wrapper(void *ptr)
   9 {
  10         return ((gRC*)ptr)->thread();
  11 }
  12 #endif
  13
  14 gRC *gRC::instance=0;
  15
  16 gRC::gRC(): rp(0), wp(0)
  17 #ifdef SYNC_PAINT
  18 ,m_notify_pump(eApp, 0)
  19 #else
  20 ,m_notify_pump(eApp, 1)
  21 #endif
  22 {
  23         ASSERT(!instance);
  24         instance=this;
  25         CONNECT(m_notify_pump.recv_msg, gRC::recv_notify);
  26 #ifndef SYNC_PAINT
  27         pthread_mutex_init(&mutex, 0);
  28         pthread_cond_init(&cond, 0);
  29         int res = pthread_create(&the_thread, 0, thread_wrapper, this);
  30         if (res)
  31                 eFatal("RC thread couldn't be created");
  32         else
  33                 eDebug("RC thread created successfully");
  34 #endif
  35         m_spinner_enabled = 0;
  36 }
  37
  38 DEFINE_REF(gRC);
  39
  40 gRC::~gRC()
  41 {
  42         instance=0;
  43
  44         gOpcode o;
  45         o.opcode=gOpcode::shutdown;
  46         submit(o);
  47 #ifndef SYNC_PAINT
  48         eDebug("waiting for gRC thread shutdown");
  49         pthread_join(the_thread, 0);
  50         eDebug("gRC thread has finished");
  51 #endif
  52 }
  53
  54 void gRC::submit(const gOpcode &o)
  55 {
  56         while(1)
  57         {
  58 #ifndef SYNC_PAINT
  59                 pthread_mutex_lock(&mutex);
  60 #endif
  61                 int tmp=wp+1;
  62                 if ( tmp == MAXSIZE )
  63                         tmp=0;
  64                 if ( tmp == rp )
  65                 {
  66 #ifndef SYNC_PAINT
  67                         pthread_cond_signal(&cond);  // wakeup gdi thread
  68                         pthread_mutex_unlock(&mutex);
  69 #else
  70                         thread();
  71 #endif
  72                         //printf("render buffer full...\n");
  73                         //fflush(stdout);
  74                         usleep(1000);  // wait 1 msec
  75                         continue;
  76                 }
  77                 int free=rp-wp;
  78                 if ( free <= 0 )
  79                         free+=MAXSIZE;
  80                 queue[wp++]=o;
  81                 if ( wp == MAXSIZE )
  82                         wp = 0;
  83                 if (o.opcode==gOpcode::flush||o.opcode==gOpcode::shutdown||o.opcode==gOpcode::notify)
  84 #ifndef SYNC_PAINT
  85                         pthread_cond_signal(&cond);  // wakeup gdi thread
  86                 pthread_mutex_unlock(&mutex);
  87 #else
  88                         thread(); // paint
  89 #endif
  90                 break;
  91         }
  92 }
  93
  94 void *gRC::thread()
  95 {
  96         int need_notify = 0;
  97 #ifndef SYNC_PAINT
  98         while (1)
  99         {
 100 #else
 101         while (rp != wp)
 102         {
 103 #endif
 104 #ifndef SYNC_PAINT
 105                 pthread_mutex_lock(&mutex);
 106 #endif
 107                 if ( rp != wp )
 108                 {
 109                         gOpcode o(queue[rp++]);
 110                         if ( rp == MAXSIZE )
 111                                 rp=0;
 112 #ifndef SYNC_PAINT
 113                         pthread_mutex_unlock(&mutex);
 114 #endif
 115                         if (o.opcode==gOpcode::shutdown)
 116                                 break;
 117                         else if (o.opcode==gOpcode::notify)
 118                                 need_notify = 1;
 119                         else
 120                         {
 121                                 o.dc->exec(&o);
 122                                 // o.dc is a gDC* filled with grabref... so we must release it here
 123                                 o.dc->Release();
 124                         }
 125                 }
 126                 else
 127                 {
 128                         if (need_notify)
 129                         {
 130                                 need_notify = 0;
 131                                 m_notify_pump.send(1);
 132                         }
 133 #ifndef SYNC_PAINT
 134                         while(rp == wp)
 135                         {
 136
 137                                         /* when the main thread is non-idle for a too long time without any display output,
 138                                            we want to display a spinner. */
 139
 140                                 struct timeval time;
 141                                 struct timespec timeout;
 142                                 gettimeofday(&time, NULL);
 143                                 timeout.tv_sec = time.tv_sec;
 144                                 timeout.tv_nsec = time.tv_usec * 1000;
 145
 146                                 if (m_spinner_enabled)
 147                                         timeout.tv_nsec += 100*1000*1000;
 148                                 else
 149                                         timeout.tv_nsec += 500*1000*1000;
 150
 151                                         /* yes, this is required. */
 152                                 if (timeout.tv_nsec > 1000*1000*1000)
 153                                 {
 154                                         timeout.tv_nsec -= 1000*1000*1000;
 155                                         timeout.tv_sec++;
 156                                 }
 157
 158                                 int idle = 1;
 159
 160                                 if (pthread_cond_timedwait(&cond, &mutex, &timeout) == ETIMEDOUT)
 161                                 {
 162                                         if (eApp && !eApp->isIdle())
 163                                                 idle = 0;
 164                                 }
 165
 166                                 pthread_mutex_unlock(&mutex);
 167
 168                                 if (!idle)
 169                                 {
 170                                         enableSpinner();
 171                                         eDebug("main thread is non-idle! display spinner!");
 172                                 } else
 173                                         disableSpinner();
 174                         }
 175 #endif
 176                 }
 177         }
 178 #ifndef SYNC_PAINT
 179         pthread_exit(0);
 180 #endif
 181         return 0;
 182 }
 183
 184 void gRC::recv_notify(const int &i)
 185 {
 186         notify();
 187 }
 188
 189 gRC *gRC::getInstance()
 190 {
 191         return instance;
 192 }
 193
 194 void gRC::enableSpinner()
 195 {
 196         if (!m_spinner_dc)
 197         {
 198                 eDebug("no spinner DC!");
 199                 return;
 200         }
 201
 202         m_spinner_enabled = 1;
 203
 204         gOpcode o;
 205         o.opcode = m_spinner_enabled ? gOpcode::incrementSpinner : gOpcode::enableSpinner;
 206         m_spinner_dc->exec(&o);
 207 }
 208
 209 void gRC::disableSpinner()
 210 {
 211         if (!m_spinner_enabled)
 212                 return;
 213
 214         if (!m_spinner_dc)
 215         {
 216                 eDebug("no spinner DC!");
 217                 return;
 218         }
 219
 220         m_spinner_enabled = 0;
 221
 222         gOpcode o;
 223         o.opcode = gOpcode::disableSpinner;
 224         m_spinner_dc->exec(&o);
 225 }
 226
 227 static int gPainter_instances;
 228
 229 gPainter::gPainter(gDC *dc, eRect rect): m_dc(dc), m_rc(gRC::getInstance())
 230 {
 231 //      ASSERT(!gPainter_instances);
 232         gPainter_instances++;
 233 //      begin(rect);
 234 }
 235
 236 gPainter::~gPainter()
 237 {
 238         end();
 239         gPainter_instances--;
 240 }
 241
 242 void gPainter::setBackgroundColor(const gColor &color)
 243 {
 244         if ( m_dc->islocked() )
 245                 return;
 246         gOpcode o;
 247         o.opcode = gOpcode::setBackgroundColor;
 248         o.dc = m_dc.grabRef();
 249         o.parm.setColor = new gOpcode::para::psetColor;
 250         o.parm.setColor->color = color;
 251
 252         m_rc->submit(o);
 253 }
 254
 255 void gPainter::setForegroundColor(const gColor &color)
 256 {
 257         if ( m_dc->islocked() )
 258                 return;
 259         gOpcode o;
 260         o.opcode = gOpcode::setForegroundColor;
 261         o.dc = m_dc.grabRef();
 262         o.parm.setColor = new gOpcode::para::psetColor;
 263         o.parm.setColor->color = color;
 264
 265         m_rc->submit(o);
 266 }
 267
 268 void gPainter::setBackgroundColor(const gRGB &color)
 269 {
 270         if ( m_dc->islocked() )
 271                 return;
 272         gOpcode o;
 273         o.opcode = gOpcode::setBackgroundColorRGB;
 274         o.dc = m_dc.grabRef();
 275         o.parm.setColorRGB = new gOpcode::para::psetColorRGB;
 276         o.parm.setColorRGB->color = color;
 277
 278         m_rc->submit(o);
 279 }
 280
 281 void gPainter::setForegroundColor(const gRGB &color)
 282 {
 283         if ( m_dc->islocked() )
 284                 return;
 285         gOpcode o;
 286         o.opcode = gOpcode::setForegroundColorRGB;
 287         o.dc = m_dc.grabRef();
 288         o.parm.setColorRGB = new gOpcode::para::psetColorRGB;
 289         o.parm.setColorRGB->color = color;
 290
 291         m_rc->submit(o);
 292 }
 293
 294 void gPainter::setFont(gFont *font)
 295 {
 296         if ( m_dc->islocked() )
 297                 return;
 298         gOpcode o;
 299         o.opcode = gOpcode::setFont;
 300         o.dc = m_dc.grabRef();
 301         font->AddRef();
 302         o.parm.setFont = new gOpcode::para::psetFont;
 303         o.parm.setFont->font = font;
 304
 305         m_rc->submit(o);
 306 }
 307
 308 void gPainter::renderText(const eRect &pos, const std::string &string, int flags)
 309 {
 310         if ( m_dc->islocked() )
 311                 return;
 312         gOpcode o;
 313         o.opcode=gOpcode::renderText;
 314         o.dc = m_dc.grabRef();
 315         o.parm.renderText = new gOpcode::para::prenderText;
 316         o.parm.renderText->area = pos;
 317         o.parm.renderText->text = string.empty()?0:strdup(string.c_str());
 318         o.parm.renderText->flags = flags;
 319         m_rc->submit(o);
 320 }
 321
 322 void gPainter::renderPara(eTextPara *para, ePoint offset)
 323 {
 324         if ( m_dc->islocked() )
 325                 return;
 326         gOpcode o;
 327         o.opcode=gOpcode::renderPara;
 328         o.dc = m_dc.grabRef();
 329         o.parm.renderPara = new gOpcode::para::prenderPara;
 330         o.parm.renderPara->offset = offset;
 331
 332         para->AddRef();
 333         o.parm.renderPara->textpara = para;
 334         m_rc->submit(o);
 335 }
 336
 337 void gPainter::fill(const eRect &area)
 338 {
 339         if ( m_dc->islocked() )
 340                 return;
 341         gOpcode o;
 342         o.opcode=gOpcode::fill;
 343
 344         o.dc = m_dc.grabRef();
 345         o.parm.fill = new gOpcode::para::pfillRect;
 346         o.parm.fill->area = area;
 347         m_rc->submit(o);
 348 }
 349
 350 void gPainter::fill(const gRegion &region)
 351 {
 352         if ( m_dc->islocked() )
 353                 return;
 354         gOpcode o;
 355         o.opcode=gOpcode::fillRegion;
 356
 357         o.dc = m_dc.grabRef();
 358         o.parm.fillRegion = new gOpcode::para::pfillRegion;
 359         o.parm.fillRegion->region = region;
 360         m_rc->submit(o);
 361 }
 362
 363 void gPainter::clear()
 364 {
 365         if ( m_dc->islocked() )
 366                 return;
 367         gOpcode o;
 368         o.opcode=gOpcode::clear;
 369         o.dc = m_dc.grabRef();
 370         o.parm.fill = new gOpcode::para::pfillRect;
 371         o.parm.fill->area = eRect();
 372         m_rc->submit(o);
 373 }
 374
 375 void gPainter::blit(gPixmap *pixmap, ePoint pos, const eRect &clip, int flags)
 376 {
 377         if ( m_dc->islocked() )
 378                 return;
 379         gOpcode o;
 380
 381         ASSERT(pixmap);
 382
 383         o.opcode=gOpcode::blit;
 384         o.dc = m_dc.grabRef();
 385         pixmap->AddRef();
 386         o.parm.blit  = new gOpcode::para::pblit;
 387         o.parm.blit->pixmap = pixmap;
 388         o.parm.blit->position = pos;
 389         o.parm.blit->clip = clip;
 390         o.parm.blit->flags=flags;
 391         m_rc->submit(o);
 392 }
 393
 394
 395 void gPainter::setPalette(gRGB *colors, int start, int len)
 396 {
 397         if ( m_dc->islocked() )
 398                 return;
 399         gOpcode o;
 400         o.opcode=gOpcode::setPalette;
 401         o.dc = m_dc.grabRef();
 402         gPalette *p=new gPalette;
 403
 404         o.parm.setPalette = new gOpcode::para::psetPalette;
 405         p->data=new gRGB[len];
 406
 407         memcpy(p->data, colors, len*sizeof(gRGB));
 408         p->start=start;
 409         p->colors=len;
 410         o.parm.setPalette->palette = p;
 411         m_rc->submit(o);
 412 }
 413
 414 void gPainter::setPalette(gPixmap *source)
 415 {
 416         ASSERT(source);
 417         setPalette(source->surface->clut.data, source->surface->clut.start, source->surface->clut.colors);
 418 }
 419
 420 void gPainter::mergePalette(gPixmap *target)
 421 {
 422         if ( m_dc->islocked() )
 423                 return;
 424         gOpcode o;
 425         o.opcode = gOpcode::mergePalette;
 426         o.dc = m_dc.grabRef();
 427         target->AddRef();
 428         o.parm.mergePalette = new gOpcode::para::pmergePalette;
 429         o.parm.mergePalette->target = target;
 430         m_rc->submit(o);
 431 }
 432
 433 void gPainter::line(ePoint start, ePoint end)
 434 {
 435         if ( m_dc->islocked() )
 436                 return;
 437         gOpcode o;
 438         o.opcode=gOpcode::line;
 439         o.dc = m_dc.grabRef();
 440         o.parm.line = new gOpcode::para::pline;
 441         o.parm.line->start = start;
 442         o.parm.line->end = end;
 443         m_rc->submit(o);
 444 }
 445
 446 void gPainter::setOffset(ePoint val)
 447 {
 448         if ( m_dc->islocked() )
 449                 return;
 450         gOpcode o;
 451         o.opcode=gOpcode::setOffset;
 452         o.dc = m_dc.grabRef();
 453         o.parm.setOffset = new gOpcode::para::psetOffset;
 454         o.parm.setOffset->rel = 0;
 455         o.parm.setOffset->value = val;
 456         m_rc->submit(o);
 457 }
 458
 459 void gPainter::moveOffset(ePoint rel)
 460 {
 461         if ( m_dc->islocked() )
 462                 return;
 463         gOpcode o;
 464         o.opcode=gOpcode::setOffset;
 465         o.dc = m_dc.grabRef();
 466         o.parm.setOffset = new gOpcode::para::psetOffset;
 467         o.parm.setOffset->rel = 1;
 468         o.parm.setOffset->value = rel;
 469         m_rc->submit(o);
 470 }
 471
 472 void gPainter::resetOffset()
 473 {
 474         if ( m_dc->islocked() )
 475                 return;
 476         gOpcode o;
 477         o.opcode=gOpcode::setOffset;
 478         o.dc = m_dc.grabRef();
 479         o.parm.setOffset = new gOpcode::para::psetOffset;
 480         o.parm.setOffset->rel = 0;
 481         o.parm.setOffset->value = ePoint(0, 0);
 482         m_rc->submit(o);
 483 }
 484
 485 void gPainter::resetClip(const gRegion &region)
 486 {
 487         if ( m_dc->islocked() )
 488                 return;
 489         gOpcode o;
 490         o.opcode = gOpcode::setClip;
 491         o.dc = m_dc.grabRef();
 492         o.parm.clip = new gOpcode::para::psetClip;
 493         o.parm.clip->region = region;
 494         m_rc->submit(o);
 495 }
 496
 497 void gPainter::clip(const gRegion &region)
 498 {
 499         if ( m_dc->islocked() )
 500                 return;
 501         gOpcode o;
 502         o.opcode = gOpcode::addClip;
 503         o.dc = m_dc.grabRef();
 504         o.parm.clip = new gOpcode::para::psetClip;
 505         o.parm.clip->region = region;
 506         m_rc->submit(o);
 507 }
 508
 509 void gPainter::clippop()
 510 {
 511         if ( m_dc->islocked() )
 512                 return;
 513         gOpcode o;
 514         o.opcode = gOpcode::popClip;
 515         o.dc = m_dc.grabRef();
 516         m_rc->submit(o);
 517 }
 518
 519 void gPainter::flush()
 520 {
 521         if ( m_dc->islocked() )
 522                 return;
 523         gOpcode o;
 524         o.opcode = gOpcode::flush;
 525         o.dc = m_dc.grabRef();
 526         m_rc->submit(o);
 527 }
 528
 529 void gPainter::waitVSync()
 530 {
 531         if ( m_dc->islocked() )
 532                 return;
 533         gOpcode o;
 534         o.opcode = gOpcode::waitVSync;
 535         o.dc = m_dc.grabRef();
 536         m_rc->submit(o);
 537 }
 538
 539 void gPainter::flip()
 540 {
 541         if ( m_dc->islocked() )
 542                 return;
 543         gOpcode o;
 544         o.opcode = gOpcode::flip;
 545         o.dc = m_dc.grabRef();
 546         m_rc->submit(o);
 547 }
 548
 549 void gPainter::notify()
 550 {
 551         if ( m_dc->islocked() )
 552                 return;
 553         gOpcode o;
 554         o.opcode = gOpcode::notify;
 555         o.dc = m_dc.grabRef();
 556         m_rc->submit(o);
 557 }
 558
 559 void gPainter::end()
 560 {
 561         if ( m_dc->islocked() )
 562                 return;
 563         gOpcode o;
 564         o.opcode = gOpcode::flush;
 565         o.dc = m_dc.grabRef();
 566         m_rc->submit(o);
 567 }
 568
 569 gDC::gDC()
 570 {
 571 }
 572
 573 gDC::gDC(gPixmap *pixmap): m_pixmap(pixmap)
 574 {
 575 }
 576
 577 gDC::~gDC()
 578 {
 579 }
 580
 581 void gDC::exec(gOpcode *o)
 582 {
 583         switch (o->opcode)
 584         {
 585         case gOpcode::setBackgroundColor:
 586                 m_background_color = o->parm.setColor->color;
 587                 m_background_color_rgb = getRGB(m_background_color);
 588                 delete o->parm.setColor;
 589                 break;
 590         case gOpcode::setForegroundColor:
 591                 m_foreground_color = o->parm.setColor->color;
 592                 m_background_color_rgb = getRGB(m_foreground_color);
 593                 delete o->parm.setColor;
 594                 break;
 595         case gOpcode::setBackgroundColorRGB:
 596                 if (m_pixmap->needClut())
 597                         m_background_color = m_pixmap->surface->clut.findColor(o->parm.setColorRGB->color);
 598                 m_background_color_rgb = o->parm.setColorRGB->color;
 599                 delete o->parm.setColorRGB;
 600                 break;
 601         case gOpcode::setForegroundColorRGB:
 602                 if (m_pixmap->needClut())
 603                         m_foreground_color = m_pixmap->surface->clut.findColor(o->parm.setColorRGB->color);
 604                 m_foreground_color_rgb = o->parm.setColorRGB->color;
 605                 delete o->parm.setColorRGB;
 606                 break;
 607         case gOpcode::setFont:
 608                 m_current_font = o->parm.setFont->font;
 609                 o->parm.setFont->font->Release();
 610                 delete o->parm.setFont;
 611                 break;
 612         case gOpcode::renderText:
 613         {
 614                 ePtr<eTextPara> para = new eTextPara(o->parm.renderText->area);
 615                 int flags = o->parm.renderText->flags;
 616                 assert(m_current_font);
 617                 para->setFont(m_current_font);
 618                 para->renderString(o->parm.renderText->text, (flags & gPainter::RT_WRAP) ? RS_WRAP : 0);
 619                 if (o->parm.renderText->text)
 620                         free(o->parm.renderText->text);
 621                 if (flags & gPainter::RT_HALIGN_RIGHT)
 622                         para->realign(eTextPara::dirRight);
 623                 else if (flags & gPainter::RT_HALIGN_CENTER)
 624                         para->realign(eTextPara::dirCenter);
 625                 else if (flags & gPainter::RT_HALIGN_BLOCK)
 626                         para->realign(eTextPara::dirBlock);
 627
 628                 ePoint offset = m_current_offset;
 629
 630                 if (o->parm.renderText->flags & gPainter::RT_VALIGN_CENTER)
 631                 {
 632                         eRect bbox = para->getBoundBox();
 633                         int vcentered_top = o->parm.renderText->area.top() + ((o->parm.renderText->area.height() - bbox.height()) / 2);
 634                         int correction = vcentered_top - bbox.top();
 635                         offset += ePoint(0, correction);
 636                 }
 637
 638                 para->blit(*this, offset, m_background_color_rgb, m_foreground_color_rgb);
 639                 delete o->parm.renderText;
 640                 break;
 641         }
 642         case gOpcode::renderPara:
 643         {
 644                 o->parm.renderPara->textpara->blit(*this, o->parm.renderPara->offset + m_current_offset, m_background_color_rgb, m_foreground_color_rgb);
 645                 o->parm.renderPara->textpara->Release();
 646                 delete o->parm.renderPara;
 647                 break;
 648         }
 649         case gOpcode::fill:
 650         {
 651                 eRect area = o->parm.fill->area;
 652                 area.moveBy(m_current_offset);
 653                 gRegion clip = m_current_clip & area;
 654                 if (m_pixmap->needClut())
 655                         m_pixmap->fill(clip, m_foreground_color);
 656                 else
 657                         m_pixmap->fill(clip, m_foreground_color_rgb);
 658                 delete o->parm.fill;
 659                 break;
 660         }
 661         case gOpcode::fillRegion:
 662         {
 663                 o->parm.fillRegion->region.moveBy(m_current_offset);
 664                 gRegion clip = m_current_clip & o->parm.fillRegion->region;
 665                 if (m_pixmap->needClut())
 666                         m_pixmap->fill(clip, m_foreground_color);
 667                 else
 668                         m_pixmap->fill(clip, m_foreground_color_rgb);
 669                 delete o->parm.fillRegion;
 670                 break;
 671         }
 672         case gOpcode::clear:
 673                 if (m_pixmap->needClut())
 674                         m_pixmap->fill(m_current_clip, m_background_color);
 675                 else
 676                         m_pixmap->fill(m_current_clip, m_background_color_rgb);
 677                 delete o->parm.fill;
 678                 break;
 679         case gOpcode::blit:
 680         {
 681                 gRegion clip;
 682                                 // this code should be checked again but i'm too tired now
 683
 684                 o->parm.blit->position += m_current_offset;
 685
 686                 if (o->parm.blit->clip.valid())
 687                 {
 688                         o->parm.blit->clip.moveBy(m_current_offset);
 689                         clip.intersect(gRegion(o->parm.blit->clip), m_current_clip);
 690                 } else
 691                         clip = m_current_clip;
 692
 693                 m_pixmap->blit(*o->parm.blit->pixmap, o->parm.blit->position, clip, o->parm.blit->flags);
 694                 o->parm.blit->pixmap->Release();
 695                 delete o->parm.blit;
 696                 break;
 697         }
 698         case gOpcode::setPalette:
 699                 if (o->parm.setPalette->palette->start > m_pixmap->surface->clut.colors)
 700                         o->parm.setPalette->palette->start = m_pixmap->surface->clut.colors;
 701                 if (o->parm.setPalette->palette->colors > (m_pixmap->surface->clut.colors-o->parm.setPalette->palette->start))
 702                         o->parm.setPalette->palette->colors = m_pixmap->surface->clut.colors-o->parm.setPalette->palette->start;
 703                 if (o->parm.setPalette->palette->colors)
 704                         memcpy(m_pixmap->surface->clut.data+o->parm.setPalette->palette->start, o->parm.setPalette->palette->data, o->parm.setPalette->palette->colors*sizeof(gRGB));
 705
 706                 delete[] o->parm.setPalette->palette->data;
 707                 delete o->parm.setPalette->palette;
 708                 delete o->parm.setPalette;
 709                 break;
 710         case gOpcode::mergePalette:
 711                 m_pixmap->mergePalette(*o->parm.mergePalette->target);
 712                 o->parm.mergePalette->target->Release();
 713                 delete o->parm.mergePalette;
 714                 break;
 715         case gOpcode::line:
 716         {
 717                 ePoint start = o->parm.line->start + m_current_offset, end = o->parm.line->end + m_current_offset;
 718                 m_pixmap->line(m_current_clip, start, end, m_foreground_color);
 719                 delete o->parm.line;
 720                 break;
 721         }
 722         case gOpcode::addClip:
 723                 m_clip_stack.push(m_current_clip);
 724                 o->parm.clip->region.moveBy(m_current_offset);
 725                 m_current_clip &= o->parm.clip->region;
 726                 delete o->parm.clip;
 727                 break;
 728         case gOpcode::setClip:
 729                 o->parm.clip->region.moveBy(m_current_offset);
 730                 m_current_clip = o->parm.clip->region & eRect(ePoint(0, 0), m_pixmap->size());
 731                 delete o->parm.clip;
 732                 break;
 733         case gOpcode::popClip:
 734                 if (!m_clip_stack.empty())
 735                 {
 736                         m_current_clip = m_clip_stack.top();
 737                         m_clip_stack.pop();
 738                 }
 739                 break;
 740         case gOpcode::setOffset:
 741                 if (o->parm.setOffset->rel)
 742                         m_current_offset += o->parm.setOffset->value;
 743                 else
 744                         m_current_offset  = o->parm.setOffset->value;
 745                 delete o->parm.setOffset;
 746                 break;
 747         case gOpcode::waitVSync:
 748                 break;
 749         case gOpcode::flip:
 750                 break;
 751         case gOpcode::flush:
 752                 break;
 753         case gOpcode::enableSpinner:
 754                 break;
 755         case gOpcode::disableSpinner:
 756                 break;
 757         case gOpcode::incrementSpinner:
 758                 break;
 759         default:
 760                 eFatal("illegal opcode %d. expect memory leak!", o->opcode);
 761         }
 762 }
 763
 764 gRGB gDC::getRGB(gColor col)
 765 {
 766         if ((!m_pixmap) || (!m_pixmap->surface->clut.data))
 767                 return gRGB(col, col, col);
 768         if (col<0)
 769         {
 770                 eFatal("bla transp");
 771                 return gRGB(0, 0, 0, 0xFF);
 772         }
 773         return m_pixmap->surface->clut.data[col];
 774 }
 775
 776 DEFINE_REF(gDC);
 777
 778 eAutoInitPtr<gRC> init_grc(eAutoInitNumbers::graphic, "gRC");