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                                 /* make sure the spinner is not displayed when we something is painted */
 110                         disableSpinner();
 111
 112                         gOpcode o(queue[rp++]);
 113                         if ( rp == MAXSIZE )
 114                                 rp=0;
 115 #ifndef SYNC_PAINT
 116                         pthread_mutex_unlock(&mutex);
 117 #endif
 118                         if (o.opcode==gOpcode::shutdown)
 119                                 break;
 120                         else if (o.opcode==gOpcode::notify)
 121                                 need_notify = 1;
 122                         else if (o.opcode==gOpcode::setCompositing)
 123                         {
 124                                 m_compositing = o.parm.setCompositing;
 125                                 m_compositing->Release();
 126                         } else if(o.dc)
 127                         {
 128                                 o.dc->exec(&o);
 129                                 // o.dc is a gDC* filled with grabref... so we must release it here
 130                                 o.dc->Release();
 131                         }
 132                 }
 133                 else
 134                 {
 135                         if (need_notify)
 136                         {
 137                                 need_notify = 0;
 138                                 m_notify_pump.send(1);
 139                         }
 140 #ifndef SYNC_PAINT
 141                         while(rp == wp)
 142                         {
 143
 144                                         /* when the main thread is non-idle for a too long time without any display output,
 145                                            we want to display a spinner. */
 146                                 struct timespec timeout;
 147                                 clock_gettime(CLOCK_REALTIME, &timeout);
 148
 149                                 if (m_spinner_enabled)
 150                                 {
 151                                         timeout.tv_nsec += 100*1000*1000;
 152                                         /* yes, this is required. */
 153                                         if (timeout.tv_nsec > 1000*1000*1000)
 154                                         {
 155                                                 timeout.tv_nsec -= 1000*1000*1000;
 156                                                 timeout.tv_sec++;
 157                                         }
 158                                 }
 159                                 else
 160                                         timeout.tv_sec += 2;
 161
 162                                 int idle = 1;
 163
 164                                 if (pthread_cond_timedwait(&cond, &mutex, &timeout) == ETIMEDOUT)
 165                                 {
 166                                         if (eApp && !eApp->isIdle())
 167                                                 idle = 0;
 168                                 }
 169
 170                                 if (!idle)
 171                                 {
 172                                         if (!m_spinner_enabled)
 173                                                 eDebug("main thread is non-idle! display spinner!");
 174                                         enableSpinner();
 175                                 } else
 176                                         disableSpinner();
 177                         }
 178                         pthread_mutex_unlock(&mutex);
 179 #endif
 180                 }
 181         }
 182 #ifndef SYNC_PAINT
 183         pthread_exit(0);
 184 #endif
 185         return 0;
 186 }
 187
 188 void gRC::recv_notify(const int &i)
 189 {
 190         notify();
 191 }
 192
 193 gRC *gRC::getInstance()
 194 {
 195         return instance;
 196 }
 197
 198 void gRC::enableSpinner()
 199 {
 200         if (!m_spinner_dc)
 201         {
 202                 eDebug("no spinner DC!");
 203                 return;
 204         }
 205
 206         gOpcode o;
 207         o.opcode = m_spinner_enabled ? gOpcode::incrementSpinner : gOpcode::enableSpinner;
 208         m_spinner_dc->exec(&o);
 209         m_spinner_enabled = 1;
 210         o.opcode = gOpcode::flush;
 211         m_spinner_dc->exec(&o);
 212 }
 213
 214 void gRC::disableSpinner()
 215 {
 216         if (!m_spinner_enabled)
 217                 return;
 218
 219         if (!m_spinner_dc)
 220         {
 221                 eDebug("no spinner DC!");
 222                 return;
 223         }
 224
 225         m_spinner_enabled = 0;
 226
 227         gOpcode o;
 228         o.opcode = gOpcode::disableSpinner;
 229         m_spinner_dc->exec(&o);
 230         o.opcode = gOpcode::flush;
 231         m_spinner_dc->exec(&o);
 232 }
 233
 234 static int gPainter_instances;
 235
 236 gPainter::gPainter(gDC *dc, eRect rect): m_dc(dc), m_rc(gRC::getInstance())
 237 {
 238 //      ASSERT(!gPainter_instances);
 239         gPainter_instances++;
 240 //      begin(rect);
 241 }
 242
 243 gPainter::~gPainter()
 244 {
 245         end();
 246         gPainter_instances--;
 247 }
 248
 249 void gPainter::setBackgroundColor(const gColor &color)
 250 {
 251         if ( m_dc->islocked() )
 252                 return;
 253         gOpcode o;
 254         o.opcode = gOpcode::setBackgroundColor;
 255         o.dc = m_dc.grabRef();
 256         o.parm.setColor = new gOpcode::para::psetColor;
 257         o.parm.setColor->color = color;
 258
 259         m_rc->submit(o);
 260 }
 261
 262 void gPainter::setForegroundColor(const gColor &color)
 263 {
 264         if ( m_dc->islocked() )
 265                 return;
 266         gOpcode o;
 267         o.opcode = gOpcode::setForegroundColor;
 268         o.dc = m_dc.grabRef();
 269         o.parm.setColor = new gOpcode::para::psetColor;
 270         o.parm.setColor->color = color;
 271
 272         m_rc->submit(o);
 273 }
 274
 275 void gPainter::setBackgroundColor(const gRGB &color)
 276 {
 277         if ( m_dc->islocked() )
 278                 return;
 279         gOpcode o;
 280         o.opcode = gOpcode::setBackgroundColorRGB;
 281         o.dc = m_dc.grabRef();
 282         o.parm.setColorRGB = new gOpcode::para::psetColorRGB;
 283         o.parm.setColorRGB->color = color;
 284
 285         m_rc->submit(o);
 286 }
 287
 288 void gPainter::setForegroundColor(const gRGB &color)
 289 {
 290         if ( m_dc->islocked() )
 291                 return;
 292         gOpcode o;
 293         o.opcode = gOpcode::setForegroundColorRGB;
 294         o.dc = m_dc.grabRef();
 295         o.parm.setColorRGB = new gOpcode::para::psetColorRGB;
 296         o.parm.setColorRGB->color = color;
 297
 298         m_rc->submit(o);
 299 }
 300
 301 void gPainter::setFont(gFont *font)
 302 {
 303         if ( m_dc->islocked() )
 304                 return;
 305         gOpcode o;
 306         o.opcode = gOpcode::setFont;
 307         o.dc = m_dc.grabRef();
 308         font->AddRef();
 309         o.parm.setFont = new gOpcode::para::psetFont;
 310         o.parm.setFont->font = font;
 311
 312         m_rc->submit(o);
 313 }
 314
 315 void gPainter::renderText(const eRect &pos, const std::string &string, int flags)
 316 {
 317         if ( m_dc->islocked() )
 318                 return;
 319         gOpcode o;
 320         o.opcode=gOpcode::renderText;
 321         o.dc = m_dc.grabRef();
 322         o.parm.renderText = new gOpcode::para::prenderText;
 323         o.parm.renderText->area = pos;
 324         o.parm.renderText->text = string.empty()?0:strdup(string.c_str());
 325         o.parm.renderText->flags = flags;
 326         m_rc->submit(o);
 327 }
 328
 329 void gPainter::renderPara(eTextPara *para, ePoint offset)
 330 {
 331         if ( m_dc->islocked() )
 332                 return;
 333         gOpcode o;
 334         o.opcode=gOpcode::renderPara;
 335         o.dc = m_dc.grabRef();
 336         o.parm.renderPara = new gOpcode::para::prenderPara;
 337         o.parm.renderPara->offset = offset;
 338
 339         para->AddRef();
 340         o.parm.renderPara->textpara = para;
 341         m_rc->submit(o);
 342 }
 343
 344 void gPainter::fill(const eRect &area)
 345 {
 346         if ( m_dc->islocked() )
 347                 return;
 348         gOpcode o;
 349         o.opcode=gOpcode::fill;
 350
 351         o.dc = m_dc.grabRef();
 352         o.parm.fill = new gOpcode::para::pfillRect;
 353         o.parm.fill->area = area;
 354         m_rc->submit(o);
 355 }
 356
 357 void gPainter::fill(const gRegion &region)
 358 {
 359         if ( m_dc->islocked() )
 360                 return;
 361         gOpcode o;
 362         o.opcode=gOpcode::fillRegion;
 363
 364         o.dc = m_dc.grabRef();
 365         o.parm.fillRegion = new gOpcode::para::pfillRegion;
 366         o.parm.fillRegion->region = region;
 367         m_rc->submit(o);
 368 }
 369
 370 void gPainter::clear()
 371 {
 372         if ( m_dc->islocked() )
 373                 return;
 374         gOpcode o;
 375         o.opcode=gOpcode::clear;
 376         o.dc = m_dc.grabRef();
 377         o.parm.fill = new gOpcode::para::pfillRect;
 378         o.parm.fill->area = eRect();
 379         m_rc->submit(o);
 380 }
 381
 382 void gPainter::blit(gPixmap *pixmap, ePoint pos, const eRect &clip, int flags)
 383 {
 384         blitScale(pixmap, eRect(pos, eSize()), clip, flags, 0);
 385 }
 386
 387 void gPainter::blitScale(gPixmap *pixmap, const eRect &position, const eRect &clip, int flags, int aflags)
 388 {
 389         flags |= aflags;
 390
 391         if ( m_dc->islocked() )
 392                 return;
 393         gOpcode o;
 394
 395         ASSERT(pixmap);
 396
 397         o.opcode=gOpcode::blit;
 398         o.dc = m_dc.grabRef();
 399         pixmap->AddRef();
 400         o.parm.blit  = new gOpcode::para::pblit;
 401         o.parm.blit->pixmap = pixmap;
 402         o.parm.blit->clip = clip;
 403         o.parm.blit->flags = flags;
 404         o.parm.blit->position = position;
 405         m_rc->submit(o);
 406 }
 407
 408 void gPainter::setPalette(gRGB *colors, int start, int len)
 409 {
 410         if ( m_dc->islocked() )
 411                 return;
 412         gOpcode o;
 413         o.opcode=gOpcode::setPalette;
 414         o.dc = m_dc.grabRef();
 415         gPalette *p=new gPalette;
 416
 417         o.parm.setPalette = new gOpcode::para::psetPalette;
 418         p->data=new gRGB[len];
 419
 420         memcpy(p->data, colors, len*sizeof(gRGB));
 421         p->start=start;
 422         p->colors=len;
 423         o.parm.setPalette->palette = p;
 424         m_rc->submit(o);
 425 }
 426
 427 void gPainter::setPalette(gPixmap *source)
 428 {
 429         ASSERT(source);
 430         setPalette(source->surface->clut.data, source->surface->clut.start, source->surface->clut.colors);
 431 }
 432
 433 void gPainter::mergePalette(gPixmap *target)
 434 {
 435         if ( m_dc->islocked() )
 436                 return;
 437         gOpcode o;
 438         o.opcode = gOpcode::mergePalette;
 439         o.dc = m_dc.grabRef();
 440         target->AddRef();
 441         o.parm.mergePalette = new gOpcode::para::pmergePalette;
 442         o.parm.mergePalette->target = target;
 443         m_rc->submit(o);
 444 }
 445
 446 void gPainter::line(ePoint start, ePoint end)
 447 {
 448         if ( m_dc->islocked() )
 449                 return;
 450         gOpcode o;
 451         o.opcode=gOpcode::line;
 452         o.dc = m_dc.grabRef();
 453         o.parm.line = new gOpcode::para::pline;
 454         o.parm.line->start = start;
 455         o.parm.line->end = end;
 456         m_rc->submit(o);
 457 }
 458
 459 void gPainter::setOffset(ePoint val)
 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 = 0;
 468         o.parm.setOffset->value = val;
 469         m_rc->submit(o);
 470 }
 471
 472 void gPainter::moveOffset(ePoint rel)
 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 = 1;
 481         o.parm.setOffset->value = rel;
 482         m_rc->submit(o);
 483 }
 484
 485 void gPainter::resetOffset()
 486 {
 487         if ( m_dc->islocked() )
 488                 return;
 489         gOpcode o;
 490         o.opcode=gOpcode::setOffset;
 491         o.dc = m_dc.grabRef();
 492         o.parm.setOffset = new gOpcode::para::psetOffset;
 493         o.parm.setOffset->rel = 0;
 494         o.parm.setOffset->value = ePoint(0, 0);
 495         m_rc->submit(o);
 496 }
 497
 498 void gPainter::resetClip(const gRegion &region)
 499 {
 500         if ( m_dc->islocked() )
 501                 return;
 502         gOpcode o;
 503         o.opcode = gOpcode::setClip;
 504         o.dc = m_dc.grabRef();
 505         o.parm.clip = new gOpcode::para::psetClip;
 506         o.parm.clip->region = region;
 507         m_rc->submit(o);
 508 }
 509
 510 void gPainter::clip(const gRegion &region)
 511 {
 512         if ( m_dc->islocked() )
 513                 return;
 514         gOpcode o;
 515         o.opcode = gOpcode::addClip;
 516         o.dc = m_dc.grabRef();
 517         o.parm.clip = new gOpcode::para::psetClip;
 518         o.parm.clip->region = region;
 519         m_rc->submit(o);
 520 }
 521
 522 void gPainter::clippop()
 523 {
 524         if ( m_dc->islocked() )
 525                 return;
 526         gOpcode o;
 527         o.opcode = gOpcode::popClip;
 528         o.dc = m_dc.grabRef();
 529         m_rc->submit(o);
 530 }
 531
 532 void gPainter::waitVSync()
 533 {
 534         if ( m_dc->islocked() )
 535                 return;
 536         gOpcode o;
 537         o.opcode = gOpcode::waitVSync;
 538         o.dc = m_dc.grabRef();
 539         m_rc->submit(o);
 540 }
 541
 542 void gPainter::flip()
 543 {
 544         if ( m_dc->islocked() )
 545                 return;
 546         gOpcode o;
 547         o.opcode = gOpcode::flip;
 548         o.dc = m_dc.grabRef();
 549         m_rc->submit(o);
 550 }
 551
 552 void gPainter::notify()
 553 {
 554         if ( m_dc->islocked() )
 555                 return;
 556         gOpcode o;
 557         o.opcode = gOpcode::notify;
 558         o.dc = m_dc.grabRef();
 559         m_rc->submit(o);
 560 }
 561
 562 void gPainter::setCompositing(gCompositingData *comp)
 563 {
 564         gOpcode o;
 565         o.opcode = gOpcode::setCompositing;
 566         o.dc = 0;
 567         o.parm.setCompositing = comp;
 568         comp->AddRef(); /* will be freed in ::thread */
 569         m_rc->submit(o);
 570 }
 571
 572 void gPainter::end()
 573 {
 574         if ( m_dc->islocked() )
 575                 return;
 576         gOpcode o;
 577         o.opcode = gOpcode::flush;
 578         o.dc = m_dc.grabRef();
 579         m_rc->submit(o);
 580 }
 581
 582 gDC::gDC()
 583 {
 584         m_spinner_pic = 0;
 585 }
 586
 587 gDC::gDC(gPixmap *pixmap): m_pixmap(pixmap)
 588 {
 589         m_spinner_pic = 0;
 590 }
 591
 592 gDC::~gDC()
 593 {
 594         delete[] m_spinner_pic;
 595 }
 596
 597 void gDC::exec(gOpcode *o)
 598 {
 599         switch (o->opcode)
 600         {
 601         case gOpcode::setBackgroundColor:
 602                 m_background_color = o->parm.setColor->color;
 603                 m_background_color_rgb = getRGB(m_background_color);
 604                 delete o->parm.setColor;
 605                 break;
 606         case gOpcode::setForegroundColor:
 607                 m_foreground_color = o->parm.setColor->color;
 608                 m_background_color_rgb = getRGB(m_foreground_color);
 609                 delete o->parm.setColor;
 610                 break;
 611         case gOpcode::setBackgroundColorRGB:
 612                 if (m_pixmap->needClut())
 613                         m_background_color = m_pixmap->surface->clut.findColor(o->parm.setColorRGB->color);
 614                 m_background_color_rgb = o->parm.setColorRGB->color;
 615                 delete o->parm.setColorRGB;
 616                 break;
 617         case gOpcode::setForegroundColorRGB:
 618                 if (m_pixmap->needClut())
 619                         m_foreground_color = m_pixmap->surface->clut.findColor(o->parm.setColorRGB->color);
 620                 m_foreground_color_rgb = o->parm.setColorRGB->color;
 621                 delete o->parm.setColorRGB;
 622                 break;
 623         case gOpcode::setFont:
 624                 m_current_font = o->parm.setFont->font;
 625                 o->parm.setFont->font->Release();
 626                 delete o->parm.setFont;
 627                 break;
 628         case gOpcode::renderText:
 629         {
 630                 ePtr<eTextPara> para = new eTextPara(o->parm.renderText->area);
 631                 int flags = o->parm.renderText->flags;
 632                 ASSERT(m_current_font);
 633                 para->setFont(m_current_font);
 634                 para->renderString(o->parm.renderText->text, (flags & gPainter::RT_WRAP) ? RS_WRAP : 0);
 635                 if (o->parm.renderText->text)
 636                         free(o->parm.renderText->text);
 637                 if (flags & gPainter::RT_HALIGN_RIGHT)
 638                         para->realign(eTextPara::dirRight);
 639                 else if (flags & gPainter::RT_HALIGN_CENTER)
 640                         para->realign(eTextPara::dirCenter);
 641                 else if (flags & gPainter::RT_HALIGN_BLOCK)
 642                         para->realign(eTextPara::dirBlock);
 643
 644                 ePoint offset = m_current_offset;
 645
 646                 if (o->parm.renderText->flags & gPainter::RT_VALIGN_CENTER)
 647                 {
 648                         eRect bbox = para->getBoundBox();
 649                         int vcentered_top = o->parm.renderText->area.top() + ((o->parm.renderText->area.height() - bbox.height()) / 2);
 650                         int correction = vcentered_top - bbox.top();
 651                         offset += ePoint(0, correction);
 652                 }
 653
 654                 para->blit(*this, offset, m_background_color_rgb, m_foreground_color_rgb);
 655                 delete o->parm.renderText;
 656                 break;
 657         }
 658         case gOpcode::renderPara:
 659         {
 660                 o->parm.renderPara->textpara->blit(*this, o->parm.renderPara->offset + m_current_offset, m_background_color_rgb, m_foreground_color_rgb);
 661                 o->parm.renderPara->textpara->Release();
 662                 delete o->parm.renderPara;
 663                 break;
 664         }
 665         case gOpcode::fill:
 666         {
 667                 eRect area = o->parm.fill->area;
 668                 area.moveBy(m_current_offset);
 669                 gRegion clip = m_current_clip & area;
 670                 if (m_pixmap->needClut())
 671                         m_pixmap->fill(clip, m_foreground_color);
 672                 else
 673                         m_pixmap->fill(clip, m_foreground_color_rgb);
 674                 delete o->parm.fill;
 675                 break;
 676         }
 677         case gOpcode::fillRegion:
 678         {
 679                 o->parm.fillRegion->region.moveBy(m_current_offset);
 680                 gRegion clip = m_current_clip & o->parm.fillRegion->region;
 681                 if (m_pixmap->needClut())
 682                         m_pixmap->fill(clip, m_foreground_color);
 683                 else
 684                         m_pixmap->fill(clip, m_foreground_color_rgb);
 685                 delete o->parm.fillRegion;
 686                 break;
 687         }
 688         case gOpcode::clear:
 689                 if (m_pixmap->needClut())
 690                         m_pixmap->fill(m_current_clip, m_background_color);
 691                 else
 692                         m_pixmap->fill(m_current_clip, m_background_color_rgb);
 693                 delete o->parm.fill;
 694                 break;
 695         case gOpcode::blit:
 696         {
 697                 gRegion clip;
 698                                 // this code should be checked again but i'm too tired now
 699
 700                 o->parm.blit->position.moveBy(m_current_offset);
 701
 702                 if (o->parm.blit->clip.valid())
 703                 {
 704                         o->parm.blit->clip.moveBy(m_current_offset);
 705                         clip.intersect(gRegion(o->parm.blit->clip), m_current_clip);
 706                 } else
 707                         clip = m_current_clip;
 708
 709                 m_pixmap->blit(*o->parm.blit->pixmap, o->parm.blit->position, clip, o->parm.blit->flags);
 710                 o->parm.blit->pixmap->Release();
 711                 delete o->parm.blit;
 712                 break;
 713         }
 714         case gOpcode::setPalette:
 715                 if (o->parm.setPalette->palette->start > m_pixmap->surface->clut.colors)
 716                         o->parm.setPalette->palette->start = m_pixmap->surface->clut.colors;
 717                 if (o->parm.setPalette->palette->colors > (m_pixmap->surface->clut.colors-o->parm.setPalette->palette->start))
 718                         o->parm.setPalette->palette->colors = m_pixmap->surface->clut.colors-o->parm.setPalette->palette->start;
 719                 if (o->parm.setPalette->palette->colors)
 720                         memcpy(m_pixmap->surface->clut.data+o->parm.setPalette->palette->start, o->parm.setPalette->palette->data, o->parm.setPalette->palette->colors*sizeof(gRGB));
 721
 722                 delete[] o->parm.setPalette->palette->data;
 723                 delete o->parm.setPalette->palette;
 724                 delete o->parm.setPalette;
 725                 break;
 726         case gOpcode::mergePalette:
 727                 m_pixmap->mergePalette(*o->parm.mergePalette->target);
 728                 o->parm.mergePalette->target->Release();
 729                 delete o->parm.mergePalette;
 730                 break;
 731         case gOpcode::line:
 732         {
 733                 ePoint start = o->parm.line->start + m_current_offset, end = o->parm.line->end + m_current_offset;
 734                 m_pixmap->line(m_current_clip, start, end, m_foreground_color);
 735                 delete o->parm.line;
 736                 break;
 737         }
 738         case gOpcode::addClip:
 739                 m_clip_stack.push(m_current_clip);
 740                 o->parm.clip->region.moveBy(m_current_offset);
 741                 m_current_clip &= o->parm.clip->region;
 742                 delete o->parm.clip;
 743                 break;
 744         case gOpcode::setClip:
 745                 o->parm.clip->region.moveBy(m_current_offset);
 746                 m_current_clip = o->parm.clip->region & eRect(ePoint(0, 0), m_pixmap->size());
 747                 delete o->parm.clip;
 748                 break;
 749         case gOpcode::popClip:
 750                 if (!m_clip_stack.empty())
 751                 {
 752                         m_current_clip = m_clip_stack.top();
 753                         m_clip_stack.pop();
 754                 }
 755                 break;
 756         case gOpcode::setOffset:
 757                 if (o->parm.setOffset->rel)
 758                         m_current_offset += o->parm.setOffset->value;
 759                 else
 760                         m_current_offset  = o->parm.setOffset->value;
 761                 delete o->parm.setOffset;
 762                 break;
 763         case gOpcode::waitVSync:
 764                 break;
 765         case gOpcode::flip:
 766                 break;
 767         case gOpcode::flush:
 768                 break;
 769         case gOpcode::enableSpinner:
 770                 enableSpinner();
 771                 break;
 772         case gOpcode::disableSpinner:
 773                 disableSpinner();
 774                 break;
 775         case gOpcode::incrementSpinner:
 776                 incrementSpinner();
 777                 break;
 778         default:
 779                 eFatal("illegal opcode %d. expect memory leak!", o->opcode);
 780         }
 781 }
 782
 783 gRGB gDC::getRGB(gColor col)
 784 {
 785         if ((!m_pixmap) || (!m_pixmap->surface->clut.data))
 786                 return gRGB(col, col, col);
 787         if (col<0)
 788         {
 789                 eFatal("bla transp");
 790                 return gRGB(0, 0, 0, 0xFF);
 791         }
 792         return m_pixmap->surface->clut.data[col];
 793 }
 794
 795 void gDC::enableSpinner()
 796 {
 797         ASSERT(m_spinner_saved);
 798
 799                 /* save the background to restore it later. We need to negative position because we want to blit from the middle of the screen. */
 800         m_spinner_saved->blit(*m_pixmap, eRect(-m_spinner_pos.topLeft(), eSize()), gRegion(eRect(ePoint(0, 0), m_spinner_saved->size())), 0);
 801
 802         incrementSpinner();
 803 }
 804
 805 void gDC::disableSpinner()
 806 {
 807         ASSERT(m_spinner_saved);
 808
 809                 /* restore background */
 810         m_pixmap->blit(*m_spinner_saved, eRect(m_spinner_pos.topLeft(), eSize()), gRegion(m_spinner_pos), 0);
 811 }
 812
 813 void gDC::incrementSpinner()
 814 {
 815         ASSERT(m_spinner_saved);
 816
 817         static int blub;
 818         blub++;
 819
 820 #if 0
 821         int i;
 822
 823         for (i = 0; i < 5; ++i)
 824         {
 825                 int x = i * 20 + m_spinner_pos.left();
 826                 int y = m_spinner_pos.top();
 827
 828                 int col = ((blub - i) * 30) % 256;
 829
 830                 m_pixmap->fill(eRect(x, y, 10, 10), gRGB(col, col, col));
 831         }
 832 #endif
 833
 834         m_spinner_temp->blit(*m_spinner_saved, eRect(0, 0, 0, 0), eRect(ePoint(0, 0), m_spinner_pos.size()));
 835
 836         if (m_spinner_pic[m_spinner_i])
 837                 m_spinner_temp->blit(*m_spinner_pic[m_spinner_i], eRect(0, 0, 0, 0), eRect(ePoint(0, 0), m_spinner_pos.size()), gPixmap::blitAlphaTest);
 838
 839         m_pixmap->blit(*m_spinner_temp, eRect(m_spinner_pos.topLeft(), eSize()), gRegion(m_spinner_pos), 0);
 840         m_spinner_i++;
 841         m_spinner_i %= m_spinner_num;
 842 }
 843
 844 void gDC::setSpinner(eRect pos, ePtr<gPixmap> *pic, int len)
 845 {
 846         ASSERT(m_pixmap);
 847         ASSERT(m_pixmap->surface);
 848         m_spinner_saved = new gPixmap(pos.size(), m_pixmap->surface->bpp);
 849         m_spinner_temp = new gPixmap(pos.size(), m_pixmap->surface->bpp);
 850         m_spinner_pos = pos;
 851
 852         m_spinner_i = 0;
 853         m_spinner_num = len;
 854
 855         int i;
 856         if (m_spinner_pic)
 857                 delete[] m_spinner_pic;
 858
 859         m_spinner_pic = new ePtr<gPixmap>[len];
 860
 861         for (i = 0; i < len; ++i)
 862                 m_spinner_pic[i] = pic[i];
 863 }
 864
 865 DEFINE_REF(gDC);
 866
 867 eAutoInitPtr<gRC> init_grc(eAutoInitNumbers::graphic, "gRC");