SampleApp.cpp revision dbfac8a72393eaf01670aeb3244de0e18d8faf98
1/* 2 * Copyright 2011 Google Inc. 3 * 4 * Use of this source code is governed by a BSD-style license that can be 5 * found in the LICENSE file. 6 */ 7#include "SampleApp.h" 8 9#include "SkData.h" 10#include "SkCanvas.h" 11#include "SkDevice.h" 12#include "SkGraphics.h" 13#include "SkImageEncoder.h" 14#include "SkPaint.h" 15#include "SkPicture.h" 16#include "SkStream.h" 17#include "SkTime.h" 18#include "SkWindow.h" 19 20#include "SampleCode.h" 21#include "SkTypeface.h" 22 23#if SK_SUPPORT_GPU 24#include "gl/GrGLInterface.h" 25#include "gl/GrGLUtil.h" 26#include "GrRenderTarget.h" 27#include "GrContext.h" 28#include "SkGpuDevice.h" 29#else 30class GrContext; 31#endif 32 33#include "SkOSFile.h" 34#include "SkPDFDevice.h" 35#include "SkPDFDocument.h" 36#include "SkStream.h" 37 38#include "SkGPipe.h" 39#include "SamplePipeControllers.h" 40#include "OverView.h" 41#include "TransitionView.h" 42 43SK_DEFINE_INST_COUNT(SampleWindow::DeviceManager) 44 45extern SampleView* CreateSamplePictFileView(const char filename[]); 46 47class PictFileFactory : public SkViewFactory { 48 SkString fFilename; 49public: 50 PictFileFactory(const SkString& filename) : fFilename(filename) {} 51 virtual SkView* operator() () const SK_OVERRIDE { 52 return CreateSamplePictFileView(fFilename.c_str()); 53 } 54}; 55 56#define PIPE_FILEx 57#ifdef PIPE_FILE 58#define FILE_PATH "/path/to/drawing.data" 59#endif 60 61#define PIPE_NETx 62#ifdef PIPE_NET 63#include "SkSockets.h" 64SkTCPServer gServer; 65#endif 66 67#define DEBUGGERx 68#ifdef DEBUGGER 69extern SkView* create_debugger(const char* data, size_t size); 70extern bool is_debugger(SkView* view); 71SkTDArray<char> gTempDataStore; 72#endif 73 74 75#define USE_ARROWS_FOR_ZOOM true 76 77#if SK_ANGLE 78//#define DEFAULT_TO_ANGLE 1 79#else 80//#define DEFAULT_TO_GPU 1 81#endif 82 83#define ANIMATING_EVENTTYPE "nextSample" 84#define ANIMATING_DELAY 750 85 86#ifdef SK_DEBUG 87 #define FPS_REPEAT_MULTIPLIER 1 88#else 89 #define FPS_REPEAT_MULTIPLIER 10 90#endif 91#define FPS_REPEAT_COUNT (10 * FPS_REPEAT_MULTIPLIER) 92 93static SampleWindow* gSampleWindow; 94 95static bool gShowGMBounds; 96 97static void postEventToSink(SkEvent* evt, SkEventSink* sink) { 98 evt->setTargetID(sink->getSinkID())->post(); 99} 100 101/////////////////////////////////////////////////////////////////////////////// 102 103static const char* skip_until(const char* str, const char* skip) { 104 if (!str) { 105 return NULL; 106 } 107 return strstr(str, skip); 108} 109 110static const char* skip_past(const char* str, const char* skip) { 111 const char* found = skip_until(str, skip); 112 if (!found) { 113 return NULL; 114 } 115 return found + strlen(skip); 116} 117 118static const char* gPrefFileName = "sampleapp_prefs.txt"; 119 120static bool readTitleFromPrefs(SkString* title) { 121 SkFILEStream stream(gPrefFileName); 122 if (!stream.isValid()) { 123 return false; 124 } 125 126 int len = stream.getLength(); 127 SkString data(len); 128 stream.read(data.writable_str(), len); 129 const char* s = data.c_str(); 130 131 s = skip_past(s, "curr-slide-title"); 132 s = skip_past(s, "="); 133 s = skip_past(s, "\""); 134 const char* stop = skip_until(s, "\""); 135 if (stop > s) { 136 title->set(s, stop - s); 137 return true; 138 } 139 return false; 140} 141 142static void writeTitleToPrefs(const char* title) { 143 SkFILEWStream stream(gPrefFileName); 144 SkString data; 145 data.printf("curr-slide-title = \"%s\"\n", title); 146 stream.write(data.c_str(), data.size()); 147} 148 149/////////////////////////////////////////////////////////////////////////////// 150 151class SampleWindow::DefaultDeviceManager : public SampleWindow::DeviceManager { 152public: 153 154 DefaultDeviceManager() { 155#if SK_SUPPORT_GPU 156 fCurContext = NULL; 157 fCurIntf = NULL; 158 fCurRenderTarget = NULL; 159 fMSAASampleCount = 0; 160#endif 161 fBackend = kNone_BackEndType; 162 } 163 164 virtual ~DefaultDeviceManager() { 165#if SK_SUPPORT_GPU 166 SkSafeUnref(fCurContext); 167 SkSafeUnref(fCurIntf); 168 SkSafeUnref(fCurRenderTarget); 169#endif 170 } 171 172 virtual void setUpBackend(SampleWindow* win, int msaaSampleCount) { 173 SkASSERT(kNone_BackEndType == fBackend); 174 175 fBackend = kNone_BackEndType; 176 177#if SK_SUPPORT_GPU 178 switch (win->getDeviceType()) { 179 case kRaster_DeviceType: 180 // fallthrough 181 case kPicture_DeviceType: 182 // fallthrough 183 case kGPU_DeviceType: 184 // fallthrough 185 case kNullGPU_DeviceType: 186 // all these guys use the native backend 187 fBackend = kNativeGL_BackEndType; 188 break; 189#if SK_ANGLE 190 case kANGLE_DeviceType: 191 // ANGLE is really the only odd man out 192 fBackend = kANGLE_BackEndType; 193 break; 194#endif // SK_ANGLE 195 default: 196 SkASSERT(false); 197 break; 198 } 199 200 bool result = win->attach(fBackend, msaaSampleCount); 201 if (!result) { 202 SkDebugf("Failed to initialize GL"); 203 return; 204 } 205 fMSAASampleCount = msaaSampleCount; 206 207 SkASSERT(NULL == fCurIntf); 208 switch (win->getDeviceType()) { 209 case kRaster_DeviceType: 210 // fallthrough 211 case kPicture_DeviceType: 212 // fallthrough 213 case kGPU_DeviceType: 214 // all these guys use the native interface 215 fCurIntf = GrGLCreateNativeInterface(); 216 break; 217#if SK_ANGLE 218 case kANGLE_DeviceType: 219 fCurIntf = GrGLCreateANGLEInterface(); 220 break; 221#endif // SK_ANGLE 222 case kNullGPU_DeviceType: 223 fCurIntf = GrGLCreateNullInterface(); 224 break; 225 default: 226 SkASSERT(false); 227 break; 228 } 229 230 SkASSERT(NULL == fCurContext); 231 fCurContext = GrContext::Create(kOpenGL_GrBackend, (GrBackendContext) fCurIntf); 232 233 if (NULL == fCurContext || NULL == fCurIntf) { 234 // We need some context and interface to see results 235 SkSafeUnref(fCurContext); 236 SkSafeUnref(fCurIntf); 237 SkDebugf("Failed to setup 3D"); 238 239 win->detach(); 240 } 241#endif // SK_SUPPORT_GPU 242 // call windowSizeChanged to create the render target 243 this->windowSizeChanged(win); 244 } 245 246 virtual void tearDownBackend(SampleWindow *win) { 247#if SK_SUPPORT_GPU 248 SkSafeUnref(fCurContext); 249 fCurContext = NULL; 250 251 SkSafeUnref(fCurIntf); 252 fCurIntf = NULL; 253 254 SkSafeUnref(fCurRenderTarget); 255 fCurRenderTarget = NULL; 256#endif 257 win->detach(); 258 fBackend = kNone_BackEndType; 259 } 260 261 virtual SkCanvas* createCanvas(SampleWindow::DeviceType dType, 262 SampleWindow* win) { 263 switch (dType) { 264 case kRaster_DeviceType: 265 // fallthrough 266 case kPicture_DeviceType: 267 // fallthrough 268#if SK_ANGLE 269 case kANGLE_DeviceType: 270#endif 271 break; 272#if SK_SUPPORT_GPU 273 case kGPU_DeviceType: 274 case kNullGPU_DeviceType: 275 if (fCurContext) { 276 SkAutoTUnref<SkDevice> device(new SkGpuDevice(fCurContext, 277 fCurRenderTarget)); 278 return new SkCanvas(device); 279 } else { 280 return NULL; 281 } 282 break; 283#endif 284 default: 285 SkASSERT(false); 286 return NULL; 287 } 288 return NULL; 289 } 290 291 virtual void publishCanvas(SampleWindow::DeviceType dType, 292 SkCanvas* canvas, 293 SampleWindow* win) { 294#if SK_SUPPORT_GPU 295 if (fCurContext) { 296 // in case we have queued drawing calls 297 fCurContext->flush(); 298 299 if (kGPU_DeviceType != dType && kNullGPU_DeviceType != dType) { 300 // need to send the raster bits to the (gpu) window 301 fCurContext->setRenderTarget(fCurRenderTarget); 302 const SkBitmap& bm = win->getBitmap(); 303 fCurRenderTarget->writePixels(0, 0, bm.width(), bm.height(), 304 kSkia8888_PM_GrPixelConfig, 305 bm.getPixels(), 306 bm.rowBytes()); 307 } 308 } 309#endif 310 311 win->present(); 312 } 313 314 virtual void windowSizeChanged(SampleWindow* win) { 315#if SK_SUPPORT_GPU 316 if (fCurContext) { 317 win->attach(fBackend, fMSAASampleCount); 318 319 GrBackendRenderTargetDesc desc; 320 desc.fWidth = SkScalarRound(win->width()); 321 desc.fHeight = SkScalarRound(win->height()); 322 desc.fConfig = kSkia8888_PM_GrPixelConfig; 323 GR_GL_GetIntegerv(fCurIntf, GR_GL_SAMPLES, &desc.fSampleCnt); 324 GR_GL_GetIntegerv(fCurIntf, GR_GL_STENCIL_BITS, &desc.fStencilBits); 325 GrGLint buffer; 326 GR_GL_GetIntegerv(fCurIntf, GR_GL_FRAMEBUFFER_BINDING, &buffer); 327 desc.fRenderTargetHandle = buffer; 328 329 SkSafeUnref(fCurRenderTarget); 330 fCurRenderTarget = fCurContext->wrapBackendRenderTarget(desc); 331 } 332#endif 333 } 334 335 virtual GrContext* getGrContext() { 336#if SK_SUPPORT_GPU 337 return fCurContext; 338#else 339 return NULL; 340#endif 341 } 342 343 virtual GrRenderTarget* getGrRenderTarget() SK_OVERRIDE { 344#if SK_SUPPORT_GPU 345 return fCurRenderTarget; 346#else 347 return NULL; 348#endif 349 } 350 351private: 352 353#if SK_SUPPORT_GPU 354 GrContext* fCurContext; 355 const GrGLInterface* fCurIntf; 356 GrRenderTarget* fCurRenderTarget; 357 int fMSAASampleCount; 358#endif 359 360 SkOSWindow::SkBackEndTypes fBackend; 361 362 typedef SampleWindow::DeviceManager INHERITED; 363}; 364 365/////////////// 366static const char view_inval_msg[] = "view-inval-msg"; 367 368void SampleWindow::postInvalDelay() { 369 (new SkEvent(view_inval_msg, this->getSinkID()))->postDelay(1); 370} 371 372static bool isInvalEvent(const SkEvent& evt) { 373 return evt.isType(view_inval_msg); 374} 375////////////////// 376 377SkFuncViewFactory::SkFuncViewFactory(SkViewCreateFunc func) 378 : fCreateFunc(func) { 379} 380 381SkView* SkFuncViewFactory::operator() () const { 382 return (*fCreateFunc)(); 383} 384 385#include "GMSampleView.h" 386 387SkGMSampleViewFactory::SkGMSampleViewFactory(GMFactoryFunc func) 388 : fFunc(func) { 389} 390 391SkView* SkGMSampleViewFactory::operator() () const { 392 return new GMSampleView(fFunc(NULL)); 393} 394 395SkViewRegister* SkViewRegister::gHead; 396SkViewRegister::SkViewRegister(SkViewFactory* fact) : fFact(fact) { 397 fFact->ref(); 398 fChain = gHead; 399 gHead = this; 400} 401 402SkViewRegister::SkViewRegister(SkViewCreateFunc func) { 403 fFact = new SkFuncViewFactory(func); 404 fChain = gHead; 405 gHead = this; 406} 407 408SkViewRegister::SkViewRegister(GMFactoryFunc func) { 409 fFact = new SkGMSampleViewFactory(func); 410 fChain = gHead; 411 gHead = this; 412} 413 414class AutoUnrefArray { 415public: 416 AutoUnrefArray() {} 417 ~AutoUnrefArray() { 418 int count = fObjs.count(); 419 for (int i = 0; i < count; ++i) { 420 fObjs[i]->unref(); 421 } 422 } 423 SkRefCnt*& push_back() { return *fObjs.append(); } 424 425private: 426 SkTDArray<SkRefCnt*> fObjs; 427}; 428 429// registers GMs as Samples 430// This can't be performed during static initialization because it could be 431// run before GMRegistry has been fully built. 432static void SkGMRegistyToSampleRegistry() { 433 static bool gOnce; 434 static AutoUnrefArray fRegisters; 435 436 if (!gOnce) { 437 const skiagm::GMRegistry* gmreg = skiagm::GMRegistry::Head(); 438 while (gmreg) { 439 fRegisters.push_back() = new SkViewRegister(gmreg->factory()); 440 gmreg = gmreg->next(); 441 } 442 gOnce = true; 443 } 444} 445 446#if 0 447#include <CoreFoundation/CoreFoundation.h> 448#include <CoreFoundation/CFURLAccess.h> 449 450static void testpdf() { 451 CFStringRef path = CFStringCreateWithCString(NULL, "/test.pdf", 452 kCFStringEncodingUTF8); 453 CFURLRef url = CFURLCreateWithFileSystemPath(NULL, path, 454 kCFURLPOSIXPathStyle, 455 false); 456 CFRelease(path); 457 CGRect box = CGRectMake(0, 0, 8*72, 10*72); 458 CGContextRef cg = CGPDFContextCreateWithURL(url, &box, NULL); 459 CFRelease(url); 460 461 CGContextBeginPage(cg, &box); 462 CGRect r = CGRectMake(10, 10, 40 + 0.5, 50 + 0.5); 463 CGContextFillEllipseInRect(cg, r); 464 CGContextEndPage(cg); 465 CGContextRelease(cg); 466 467 if (false) { 468 SkBitmap bm; 469 bm.setConfig(SkBitmap::kA8_Config, 64, 64); 470 bm.allocPixels(); 471 bm.eraseColor(SK_ColorTRANSPARENT); 472 473 SkCanvas canvas(bm); 474 475 } 476} 477#endif 478 479////////////////////////////////////////////////////////////////////////////// 480 481enum FlipAxisEnum { 482 kFlipAxis_X = (1 << 0), 483 kFlipAxis_Y = (1 << 1) 484}; 485 486#include "SkDrawFilter.h" 487 488class FlagsDrawFilter : public SkDrawFilter { 489public: 490 FlagsDrawFilter(SkOSMenu::TriState lcd, SkOSMenu::TriState aa, SkOSMenu::TriState filter, 491 SkOSMenu::TriState hinting) : 492 fLCDState(lcd), fAAState(aa), fFilterState(filter), fHintingState(hinting) {} 493 494 virtual bool filter(SkPaint* paint, Type t) { 495 if (kText_Type == t && SkOSMenu::kMixedState != fLCDState) { 496 paint->setLCDRenderText(SkOSMenu::kOnState == fLCDState); 497 } 498 if (SkOSMenu::kMixedState != fAAState) { 499 paint->setAntiAlias(SkOSMenu::kOnState == fAAState); 500 } 501 if (SkOSMenu::kMixedState != fFilterState) { 502 paint->setFilterBitmap(SkOSMenu::kOnState == fFilterState); 503 } 504 if (SkOSMenu::kMixedState != fHintingState) { 505 paint->setHinting(SkOSMenu::kOnState == fHintingState ? 506 SkPaint::kNormal_Hinting : 507 SkPaint::kSlight_Hinting); 508 } 509 return true; 510 } 511 512private: 513 SkOSMenu::TriState fLCDState; 514 SkOSMenu::TriState fAAState; 515 SkOSMenu::TriState fFilterState; 516 SkOSMenu::TriState fHintingState; 517}; 518 519////////////////////////////////////////////////////////////////////////////// 520 521#define MAX_ZOOM_LEVEL 8 522#define MIN_ZOOM_LEVEL -8 523 524static const char gCharEvtName[] = "SampleCode_Char_Event"; 525static const char gKeyEvtName[] = "SampleCode_Key_Event"; 526static const char gTitleEvtName[] = "SampleCode_Title_Event"; 527static const char gPrefSizeEvtName[] = "SampleCode_PrefSize_Event"; 528static const char gFastTextEvtName[] = "SampleCode_FastText_Event"; 529static const char gUpdateWindowTitleEvtName[] = "SampleCode_UpdateWindowTitle"; 530 531bool SampleCode::CharQ(const SkEvent& evt, SkUnichar* outUni) { 532 if (evt.isType(gCharEvtName, sizeof(gCharEvtName) - 1)) { 533 if (outUni) { 534 *outUni = evt.getFast32(); 535 } 536 return true; 537 } 538 return false; 539} 540 541bool SampleCode::KeyQ(const SkEvent& evt, SkKey* outKey) { 542 if (evt.isType(gKeyEvtName, sizeof(gKeyEvtName) - 1)) { 543 if (outKey) { 544 *outKey = (SkKey)evt.getFast32(); 545 } 546 return true; 547 } 548 return false; 549} 550 551bool SampleCode::TitleQ(const SkEvent& evt) { 552 return evt.isType(gTitleEvtName, sizeof(gTitleEvtName) - 1); 553} 554 555void SampleCode::TitleR(SkEvent* evt, const char title[]) { 556 SkASSERT(evt && TitleQ(*evt)); 557 evt->setString(gTitleEvtName, title); 558} 559 560bool SampleCode::RequestTitle(SkView* view, SkString* title) { 561 SkEvent evt(gTitleEvtName); 562 if (view->doQuery(&evt)) { 563 title->set(evt.findString(gTitleEvtName)); 564 return true; 565 } 566 return false; 567} 568 569bool SampleCode::PrefSizeQ(const SkEvent& evt) { 570 return evt.isType(gPrefSizeEvtName, sizeof(gPrefSizeEvtName) - 1); 571} 572 573void SampleCode::PrefSizeR(SkEvent* evt, SkScalar width, SkScalar height) { 574 SkASSERT(evt && PrefSizeQ(*evt)); 575 SkScalar size[2]; 576 size[0] = width; 577 size[1] = height; 578 evt->setScalars(gPrefSizeEvtName, 2, size); 579} 580 581bool SampleCode::FastTextQ(const SkEvent& evt) { 582 return evt.isType(gFastTextEvtName, sizeof(gFastTextEvtName) - 1); 583} 584 585/////////////////////////////////////////////////////////////////////////////// 586 587static SkMSec gAnimTime; 588static SkMSec gAnimTimePrev; 589 590SkMSec SampleCode::GetAnimTime() { return gAnimTime; } 591SkMSec SampleCode::GetAnimTimeDelta() { return gAnimTime - gAnimTimePrev; } 592SkScalar SampleCode::GetAnimSecondsDelta() { 593 return SkDoubleToScalar(GetAnimTimeDelta() / 1000.0); 594} 595 596SkScalar SampleCode::GetAnimScalar(SkScalar speed, SkScalar period) { 597 // since gAnimTime can be up to 32 bits, we can't convert it to a float 598 // or we'll lose the low bits. Hence we use doubles for the intermediate 599 // calculations 600 double seconds = (double)gAnimTime / 1000.0; 601 double value = SkScalarToDouble(speed) * seconds; 602 if (period) { 603 value = ::fmod(value, SkScalarToDouble(period)); 604 } 605 return SkDoubleToScalar(value); 606} 607 608SkScalar SampleCode::GetAnimSinScalar(SkScalar amplitude, 609 SkScalar periodInSec, 610 SkScalar phaseInSec) { 611 if (!periodInSec) { 612 return 0; 613 } 614 double t = (double)gAnimTime / 1000.0 + phaseInSec; 615 t *= SkScalarToFloat(2 * SK_ScalarPI) / periodInSec; 616 amplitude = SK_ScalarHalf * amplitude; 617 return SkScalarMul(amplitude, SkDoubleToScalar(sin(t))) + amplitude; 618} 619 620GrContext* SampleCode::GetGr() { 621 return gSampleWindow ? gSampleWindow->getGrContext() : NULL; 622} 623 624// some GMs rely on having a skiagm::GetGr function defined 625namespace skiagm { 626 // FIXME: this should be moved into a header 627 GrContext* GetGr(); 628 GrContext* GetGr() { return SampleCode::GetGr(); } 629} 630 631////////////////////////////////////////////////////////////////////////////// 632 633static SkView* curr_view(SkWindow* wind) { 634 SkView::F2BIter iter(wind); 635 return iter.next(); 636} 637 638static bool curr_title(SkWindow* wind, SkString* title) { 639 SkView* view = curr_view(wind); 640 if (view) { 641 SkEvent evt(gTitleEvtName); 642 if (view->doQuery(&evt)) { 643 title->set(evt.findString(gTitleEvtName)); 644 return true; 645 } 646 } 647 return false; 648} 649 650void SampleWindow::setZoomCenter(float x, float y) 651{ 652 fZoomCenterX = SkFloatToScalar(x); 653 fZoomCenterY = SkFloatToScalar(y); 654} 655 656bool SampleWindow::zoomIn() 657{ 658 // Arbitrarily decided 659 if (fFatBitsScale == 25) return false; 660 fFatBitsScale++; 661 this->inval(NULL); 662 return true; 663} 664 665bool SampleWindow::zoomOut() 666{ 667 if (fFatBitsScale == 1) return false; 668 fFatBitsScale--; 669 this->inval(NULL); 670 return true; 671} 672 673void SampleWindow::updatePointer(int x, int y) 674{ 675 fMouseX = x; 676 fMouseY = y; 677 if (fShowZoomer) { 678 this->inval(NULL); 679 } 680} 681 682static inline SampleWindow::DeviceType cycle_devicetype(SampleWindow::DeviceType ct) { 683 static const SampleWindow::DeviceType gCT[] = { 684 SampleWindow::kPicture_DeviceType, 685#if SK_SUPPORT_GPU 686 SampleWindow::kGPU_DeviceType, 687#if SK_ANGLE 688 SampleWindow::kANGLE_DeviceType, 689#endif // SK_ANGLE 690 SampleWindow::kRaster_DeviceType, // skip the null gpu device in normal cycling 691#endif // SK_SUPPORT_GPU 692 SampleWindow::kRaster_DeviceType 693 }; 694 SK_COMPILE_ASSERT(SK_ARRAY_COUNT(gCT) == SampleWindow::kDeviceTypeCnt, array_size_mismatch); 695 return gCT[ct]; 696} 697 698static void usage(const char * argv0) { 699 SkDebugf("%s [--slide sampleName] [-i resourcePath] [--msaa sampleCount] [--pictureDir dirPath] [--picture path]\n", argv0); 700 SkDebugf(" sampleName: sample at which to start.\n"); 701 SkDebugf(" resourcePath: directory that stores image resources.\n"); 702 SkDebugf(" msaa: request multisampling with the given sample count.\n"); 703 SkDebugf(" dirPath: path to directory skia pictures are read from\n"); 704 SkDebugf(" path: path to skia picture\n"); 705} 706 707SampleWindow::SampleWindow(void* hwnd, int argc, char** argv, DeviceManager* devManager) 708 : INHERITED(hwnd) 709 , fDevManager(NULL) { 710 711 this->registerPictFileSamples(argv, argc); 712 this->registerPictFileSample(argv, argc); 713 SkGMRegistyToSampleRegistry(); 714 { 715 const SkViewRegister* reg = SkViewRegister::Head(); 716 while (reg) { 717 *fSamples.append() = reg->factory(); 718 reg = reg->next(); 719 } 720 } 721 722 const char* resourcePath = NULL; 723 fCurrIndex = -1; 724 fMSAASampleCount = 0; 725 726 const char* const commandName = argv[0]; 727 char* const* stop = argv + argc; 728 for (++argv; argv < stop; ++argv) { 729 if (strcmp(*argv, "-i") == 0) { 730 argv++; 731 if (argv < stop && **argv) { 732 resourcePath = *argv; 733 } 734 } else if (strcmp(*argv, "--slide") == 0) { 735 argv++; 736 if (argv < stop && **argv) { 737 fCurrIndex = findByTitle(*argv); 738 if (fCurrIndex < 0) { 739 fprintf(stderr, "Unknown sample \"%s\"\n", *argv); 740 listTitles(); 741 } 742 } 743 } else if (strcmp(*argv, "--msaa") == 0) { 744 ++argv; 745 if (argv < stop && **argv) { 746 fMSAASampleCount = atoi(*argv); 747 } 748 } else if (strcmp(*argv, "--list") == 0) { 749 listTitles(); 750 } 751 else { 752 usage(commandName); 753 } 754 } 755 756 if (fCurrIndex < 0) { 757 SkString title; 758 if (readTitleFromPrefs(&title)) { 759 fCurrIndex = findByTitle(title.c_str()); 760 } 761 } 762 763 if (fCurrIndex < 0) { 764 fCurrIndex = 0; 765 } 766 767 gSampleWindow = this; 768 769#ifdef PIPE_FILE 770 //Clear existing file or create file if it doesn't exist 771 FILE* f = fopen(FILE_PATH, "wb"); 772 fclose(f); 773#endif 774 775 fPicture = NULL; 776 777 fDeviceType = kRaster_DeviceType; 778 779#if DEFAULT_TO_GPU 780 fDeviceType = kGPU_DeviceType; 781#endif 782#if SK_ANGLE && DEFAULT_TO_ANGLE 783 fDeviceType = kANGLE_DeviceType; 784#endif 785 786 fUseClip = false; 787 fNClip = false; 788 fAnimating = false; 789 fRotate = false; 790 fPerspAnim = false; 791 fPerspAnimTime = 0; 792 fScale = false; 793 fRequestGrabImage = false; 794 fPipeState = SkOSMenu::kOffState; 795 fTilingState = SkOSMenu::kOffState; 796 fTileCount.set(1, 1); 797 fMeasureFPS = false; 798 fLCDState = SkOSMenu::kMixedState; 799 fAAState = SkOSMenu::kMixedState; 800 fFilterState = SkOSMenu::kMixedState; 801 fHintingState = SkOSMenu::kMixedState; 802 fFlipAxis = 0; 803 fScrollTestX = fScrollTestY = 0; 804 805 fMouseX = fMouseY = 0; 806 fFatBitsScale = 8; 807 fTypeface = SkTypeface::CreateFromTypeface(NULL, SkTypeface::kBold); 808 fShowZoomer = false; 809 810 fZoomLevel = 0; 811 fZoomScale = SK_Scalar1; 812 813 fMagnify = false; 814 fDebugger = false; 815 816 fSaveToPdf = false; 817 fPdfCanvas = NULL; 818 819 fTransitionNext = 6; 820 fTransitionPrev = 2; 821 822 int sinkID = this->getSinkID(); 823 fAppMenu = new SkOSMenu; 824 fAppMenu->setTitle("Global Settings"); 825 int itemID; 826 827 itemID =fAppMenu->appendList("Device Type", "Device Type", sinkID, 0, 828 "Raster", "Picture", "OpenGL", 829#if SK_ANGLE 830 "ANGLE", 831#endif 832 NULL); 833 fAppMenu->assignKeyEquivalentToItem(itemID, 'd'); 834 itemID = fAppMenu->appendTriState("AA", "AA", sinkID, fAAState); 835 fAppMenu->assignKeyEquivalentToItem(itemID, 'b'); 836 itemID = fAppMenu->appendTriState("LCD", "LCD", sinkID, fLCDState); 837 fAppMenu->assignKeyEquivalentToItem(itemID, 'l'); 838 itemID = fAppMenu->appendTriState("Filter", "Filter", sinkID, fFilterState); 839 fAppMenu->assignKeyEquivalentToItem(itemID, 'n'); 840 itemID = fAppMenu->appendTriState("Hinting", "Hinting", sinkID, fHintingState); 841 fAppMenu->assignKeyEquivalentToItem(itemID, 'h'); 842 843 fUsePipeMenuItemID = fAppMenu->appendTriState("Pipe", "Pipe" , sinkID, 844 fPipeState); 845 fAppMenu->assignKeyEquivalentToItem(fUsePipeMenuItemID, 'P'); 846 847 itemID = fAppMenu->appendTriState("Tiling", "Tiling", sinkID, fTilingState); 848 fAppMenu->assignKeyEquivalentToItem(itemID, 't'); 849 850#ifdef DEBUGGER 851 itemID = fAppMenu->appendSwitch("Debugger", "Debugger", sinkID, fDebugger); 852 fAppMenu->assignKeyEquivalentToItem(itemID, 'q'); 853#endif 854 itemID = fAppMenu->appendSwitch("Slide Show", "Slide Show" , sinkID, false); 855 fAppMenu->assignKeyEquivalentToItem(itemID, 'a'); 856 itemID = fAppMenu->appendSwitch("Clip", "Clip" , sinkID, fUseClip); 857 fAppMenu->assignKeyEquivalentToItem(itemID, 'c'); 858 itemID = fAppMenu->appendSwitch("Flip X", "Flip X" , sinkID, false); 859 fAppMenu->assignKeyEquivalentToItem(itemID, 'x'); 860 itemID = fAppMenu->appendSwitch("Flip Y", "Flip Y" , sinkID, false); 861 fAppMenu->assignKeyEquivalentToItem(itemID, 'y'); 862 itemID = fAppMenu->appendSwitch("Zoomer", "Zoomer" , sinkID, fShowZoomer); 863 fAppMenu->assignKeyEquivalentToItem(itemID, 'z'); 864 itemID = fAppMenu->appendSwitch("Magnify", "Magnify" , sinkID, fMagnify); 865 fAppMenu->assignKeyEquivalentToItem(itemID, 'm'); 866 itemID =fAppMenu->appendList("Transition-Next", "Transition-Next", sinkID, 867 fTransitionNext, "Up", "Up and Right", "Right", 868 "Down and Right", "Down", "Down and Left", 869 "Left", "Up and Left", NULL); 870 fAppMenu->assignKeyEquivalentToItem(itemID, 'j'); 871 itemID =fAppMenu->appendList("Transition-Prev", "Transition-Prev", sinkID, 872 fTransitionPrev, "Up", "Up and Right", "Right", 873 "Down and Right", "Down", "Down and Left", 874 "Left", "Up and Left", NULL); 875 fAppMenu->assignKeyEquivalentToItem(itemID, 'k'); 876 itemID = fAppMenu->appendAction("Save to PDF", sinkID); 877 fAppMenu->assignKeyEquivalentToItem(itemID, 'e'); 878 879 this->addMenu(fAppMenu); 880 fSlideMenu = new SkOSMenu; 881 this->addMenu(fSlideMenu); 882 883// this->setConfig(SkBitmap::kRGB_565_Config); 884 this->setConfig(SkBitmap::kARGB_8888_Config); 885 this->setVisibleP(true); 886 this->setClipToBounds(false); 887 888 skiagm::GM::SetResourcePath(resourcePath); 889 890 this->loadView((*fSamples[fCurrIndex])()); 891 892 fPDFData = NULL; 893 894 if (NULL == devManager) { 895 fDevManager = new DefaultDeviceManager(); 896 } else { 897 devManager->ref(); 898 fDevManager = devManager; 899 } 900 fDevManager->setUpBackend(this, fMSAASampleCount); 901 902 // If another constructor set our dimensions, ensure that our 903 // onSizeChange gets called. 904 if (this->height() && this->width()) { 905 this->onSizeChange(); 906 } 907 908 // can't call this synchronously, since it may require a subclass to 909 // to implement, or the caller may need us to have returned from the 910 // constructor first. Hence we post an event to ourselves. 911// this->updateTitle(); 912 postEventToSink(new SkEvent(gUpdateWindowTitleEvtName), this); 913} 914 915SampleWindow::~SampleWindow() { 916 delete fPicture; 917 delete fPdfCanvas; 918 fTypeface->unref(); 919 920 SkSafeUnref(fDevManager); 921} 922 923static void make_filepath(SkString* path, const char* dir, const SkString& name) { 924 size_t len = strlen(dir); 925 path->set(dir); 926 if (len > 0 && dir[len - 1] != '/') { 927 path->append("/"); 928 } 929 path->append(name); 930} 931 932void SampleWindow::registerPictFileSample(char** argv, int argc) { 933 const char* pict = NULL; 934 935 for (int i = 0; i < argc; ++i) { 936 if (!strcmp(argv[i], "--picture")) { 937 i += 1; 938 if (i < argc) { 939 pict = argv[i]; 940 break; 941 } 942 } 943 } 944 if (pict) { 945 SkString path(pict); 946 *fSamples.append() = new PictFileFactory(path); 947 } 948} 949 950void SampleWindow::registerPictFileSamples(char** argv, int argc) { 951 const char* pictDir = NULL; 952 953 for (int i = 0; i < argc; ++i) { 954 if (!strcmp(argv[i], "--pictureDir")) { 955 i += 1; 956 if (i < argc) { 957 pictDir = argv[i]; 958 break; 959 } 960 } 961 } 962 if (pictDir) { 963 SkOSFile::Iter iter(pictDir, "skp"); 964 SkString filename; 965 while (iter.next(&filename)) { 966 SkString path; 967 make_filepath(&path, pictDir, filename); 968 *fSamples.append() = new PictFileFactory(path); 969 } 970 } 971} 972 973int SampleWindow::findByTitle(const char title[]) { 974 int i, count = fSamples.count(); 975 for (i = 0; i < count; i++) { 976 if (getSampleTitle(i).equals(title)) { 977 return i; 978 } 979 } 980 return -1; 981} 982 983void SampleWindow::listTitles() { 984 int count = fSamples.count(); 985 SkDebugf("All Slides:\n"); 986 for (int i = 0; i < count; i++) { 987 SkDebugf(" %s\n", getSampleTitle(i).c_str()); 988 } 989} 990 991static SkBitmap capture_bitmap(SkCanvas* canvas) { 992 SkBitmap bm; 993 const SkBitmap& src = canvas->getDevice()->accessBitmap(false); 994 src.copyTo(&bm, src.config()); 995 return bm; 996} 997 998static bool bitmap_diff(SkCanvas* canvas, const SkBitmap& orig, 999 SkBitmap* diff) { 1000 const SkBitmap& src = canvas->getDevice()->accessBitmap(false); 1001 1002 SkAutoLockPixels alp0(src); 1003 SkAutoLockPixels alp1(orig); 1004 for (int y = 0; y < src.height(); y++) { 1005 const void* srcP = src.getAddr(0, y); 1006 const void* origP = orig.getAddr(0, y); 1007 size_t bytes = src.width() * src.bytesPerPixel(); 1008 if (memcmp(srcP, origP, bytes)) { 1009 SkDebugf("---------- difference on line %d\n", y); 1010 return true; 1011 } 1012 } 1013 return false; 1014} 1015 1016static void drawText(SkCanvas* canvas, SkString string, SkScalar left, SkScalar top, SkPaint& paint) 1017{ 1018 SkColor desiredColor = paint.getColor(); 1019 paint.setColor(SK_ColorWHITE); 1020 const char* c_str = string.c_str(); 1021 size_t size = string.size(); 1022 SkRect bounds; 1023 paint.measureText(c_str, size, &bounds); 1024 bounds.offset(left, top); 1025 SkScalar inset = SkIntToScalar(-2); 1026 bounds.inset(inset, inset); 1027 canvas->drawRect(bounds, paint); 1028 if (desiredColor != SK_ColorBLACK) { 1029 paint.setColor(SK_ColorBLACK); 1030 canvas->drawText(c_str, size, left + SK_Scalar1, top + SK_Scalar1, paint); 1031 } 1032 paint.setColor(desiredColor); 1033 canvas->drawText(c_str, size, left, top, paint); 1034} 1035 1036#define XCLIP_N 8 1037#define YCLIP_N 8 1038 1039void SampleWindow::draw(SkCanvas* canvas) { 1040 // update the animation time 1041 if (!gAnimTimePrev && !gAnimTime) { 1042 // first time make delta be 0 1043 gAnimTime = SkTime::GetMSecs(); 1044 gAnimTimePrev = gAnimTime; 1045 } else { 1046 gAnimTimePrev = gAnimTime; 1047 gAnimTime = SkTime::GetMSecs(); 1048 } 1049 1050 if (fGesture.isActive()) { 1051 this->updateMatrix(); 1052 } 1053 1054 if (fNClip) { 1055 this->INHERITED::draw(canvas); 1056 SkBitmap orig = capture_bitmap(canvas); 1057 1058 const SkScalar w = this->width(); 1059 const SkScalar h = this->height(); 1060 const SkScalar cw = w / XCLIP_N; 1061 const SkScalar ch = h / YCLIP_N; 1062 for (int y = 0; y < YCLIP_N; y++) { 1063 SkRect r; 1064 r.fTop = y * ch; 1065 r.fBottom = (y + 1) * ch; 1066 if (y == YCLIP_N - 1) { 1067 r.fBottom = h; 1068 } 1069 for (int x = 0; x < XCLIP_N; x++) { 1070 SkAutoCanvasRestore acr(canvas, true); 1071 r.fLeft = x * cw; 1072 r.fRight = (x + 1) * cw; 1073 if (x == XCLIP_N - 1) { 1074 r.fRight = w; 1075 } 1076 canvas->clipRect(r); 1077 this->INHERITED::draw(canvas); 1078 } 1079 } 1080 1081 SkBitmap diff; 1082 if (bitmap_diff(canvas, orig, &diff)) { 1083 } 1084 } else { 1085 const SkScalar cw = SkScalarDiv(this->width(), SkIntToScalar(fTileCount.width())); 1086 const SkScalar ch = SkScalarDiv(this->height(), SkIntToScalar(fTileCount.height())); 1087 1088 for (int y = 0; y < fTileCount.height(); ++y) { 1089 for (int x = 0; x < fTileCount.width(); ++x) { 1090 SkAutoCanvasRestore acr(canvas, true); 1091 canvas->clipRect(SkRect::MakeXYWH(x * cw, y * ch, cw, ch)); 1092 this->INHERITED::draw(canvas); 1093 } 1094 } 1095 1096 if (!fTileCount.equals(1, 1)) { 1097 SkPaint paint; 1098 paint.setColor(0x60FF00FF); 1099 paint.setStyle(SkPaint::kStroke_Style); 1100 for (int y = 0; y < fTileCount.height(); ++y) { 1101 for (int x = 0; x < fTileCount.width(); ++x) { 1102 canvas->drawRect(SkRect::MakeXYWH(x * cw, y * ch, cw, ch), paint); 1103 } 1104 } 1105 } 1106 } 1107 if (fShowZoomer && !fSaveToPdf) { 1108 showZoomer(canvas); 1109 } 1110 if (fMagnify && !fSaveToPdf) { 1111 magnify(canvas); 1112 } 1113 1114 // do this last 1115 fDevManager->publishCanvas(fDeviceType, canvas, this); 1116} 1117 1118static float clipW = 200; 1119static float clipH = 200; 1120void SampleWindow::magnify(SkCanvas* canvas) { 1121 SkRect r; 1122 int count = canvas->save(); 1123 1124 SkMatrix m = canvas->getTotalMatrix(); 1125 if (!m.invert(&m)) { 1126 return; 1127 } 1128 SkPoint offset, center; 1129 SkScalar mouseX = fMouseX * SK_Scalar1; 1130 SkScalar mouseY = fMouseY * SK_Scalar1; 1131 m.mapXY(mouseX - clipW/2, mouseY - clipH/2, &offset); 1132 m.mapXY(mouseX, mouseY, ¢er); 1133 1134 r.set(0, 0, clipW * m.getScaleX(), clipH * m.getScaleX()); 1135 r.offset(offset.fX, offset.fY); 1136 1137 SkPaint paint; 1138 paint.setColor(0xFF66AAEE); 1139 paint.setStyle(SkPaint::kStroke_Style); 1140 paint.setStrokeWidth(10.f * m.getScaleX()); 1141 //lense offset 1142 //canvas->translate(0, -250); 1143 canvas->drawRect(r, paint); 1144 canvas->clipRect(r); 1145 1146 m = canvas->getTotalMatrix(); 1147 m.setTranslate(-center.fX, -center.fY); 1148 m.postScale(0.5f * fFatBitsScale, 0.5f * fFatBitsScale); 1149 m.postTranslate(center.fX, center.fY); 1150 canvas->concat(m); 1151 1152 this->INHERITED::draw(canvas); 1153 1154 canvas->restoreToCount(count); 1155} 1156 1157void SampleWindow::showZoomer(SkCanvas* canvas) { 1158 int count = canvas->save(); 1159 canvas->resetMatrix(); 1160 // Ensure the mouse position is on screen. 1161 int width = SkScalarRound(this->width()); 1162 int height = SkScalarRound(this->height()); 1163 if (fMouseX >= width) fMouseX = width - 1; 1164 else if (fMouseX < 0) fMouseX = 0; 1165 if (fMouseY >= height) fMouseY = height - 1; 1166 else if (fMouseY < 0) fMouseY = 0; 1167 1168 SkBitmap bitmap = capture_bitmap(canvas); 1169 bitmap.lockPixels(); 1170 1171 // Find the size of the zoomed in view, forced to be odd, so the examined pixel is in the middle. 1172 int zoomedWidth = (width >> 1) | 1; 1173 int zoomedHeight = (height >> 1) | 1; 1174 SkIRect src; 1175 src.set(0, 0, zoomedWidth / fFatBitsScale, zoomedHeight / fFatBitsScale); 1176 src.offset(fMouseX - (src.width()>>1), fMouseY - (src.height()>>1)); 1177 SkRect dest; 1178 dest.set(0, 0, SkIntToScalar(zoomedWidth), SkIntToScalar(zoomedHeight)); 1179 dest.offset(SkIntToScalar(width - zoomedWidth), SkIntToScalar(height - zoomedHeight)); 1180 SkPaint paint; 1181 // Clear the background behind our zoomed in view 1182 paint.setColor(SK_ColorWHITE); 1183 canvas->drawRect(dest, paint); 1184 canvas->drawBitmapRect(bitmap, &src, dest); 1185 paint.setColor(SK_ColorBLACK); 1186 paint.setStyle(SkPaint::kStroke_Style); 1187 // Draw a border around the pixel in the middle 1188 SkRect originalPixel; 1189 originalPixel.set(SkIntToScalar(fMouseX), SkIntToScalar(fMouseY), SkIntToScalar(fMouseX + 1), SkIntToScalar(fMouseY + 1)); 1190 SkMatrix matrix; 1191 SkRect scalarSrc; 1192 scalarSrc.set(src); 1193 SkColor color = bitmap.getColor(fMouseX, fMouseY); 1194 if (matrix.setRectToRect(scalarSrc, dest, SkMatrix::kFill_ScaleToFit)) { 1195 SkRect pixel; 1196 matrix.mapRect(&pixel, originalPixel); 1197 // TODO Perhaps measure the values and make the outline white if it's "dark" 1198 if (color == SK_ColorBLACK) { 1199 paint.setColor(SK_ColorWHITE); 1200 } 1201 canvas->drawRect(pixel, paint); 1202 } 1203 paint.setColor(SK_ColorBLACK); 1204 // Draw a border around the destination rectangle 1205 canvas->drawRect(dest, paint); 1206 paint.setStyle(SkPaint::kStrokeAndFill_Style); 1207 // Identify the pixel and its color on screen 1208 paint.setTypeface(fTypeface); 1209 paint.setAntiAlias(true); 1210 SkScalar lineHeight = paint.getFontMetrics(NULL); 1211 SkString string; 1212 string.appendf("(%i, %i)", fMouseX, fMouseY); 1213 SkScalar left = dest.fLeft + SkIntToScalar(3); 1214 SkScalar i = SK_Scalar1; 1215 drawText(canvas, string, left, SkScalarMulAdd(lineHeight, i, dest.fTop), paint); 1216 // Alpha 1217 i += SK_Scalar1; 1218 string.reset(); 1219 string.appendf("A: %X", SkColorGetA(color)); 1220 drawText(canvas, string, left, SkScalarMulAdd(lineHeight, i, dest.fTop), paint); 1221 // Red 1222 i += SK_Scalar1; 1223 string.reset(); 1224 string.appendf("R: %X", SkColorGetR(color)); 1225 paint.setColor(SK_ColorRED); 1226 drawText(canvas, string, left, SkScalarMulAdd(lineHeight, i, dest.fTop), paint); 1227 // Green 1228 i += SK_Scalar1; 1229 string.reset(); 1230 string.appendf("G: %X", SkColorGetG(color)); 1231 paint.setColor(SK_ColorGREEN); 1232 drawText(canvas, string, left, SkScalarMulAdd(lineHeight, i, dest.fTop), paint); 1233 // Blue 1234 i += SK_Scalar1; 1235 string.reset(); 1236 string.appendf("B: %X", SkColorGetB(color)); 1237 paint.setColor(SK_ColorBLUE); 1238 drawText(canvas, string, left, SkScalarMulAdd(lineHeight, i, dest.fTop), paint); 1239 canvas->restoreToCount(count); 1240} 1241 1242void SampleWindow::onDraw(SkCanvas* canvas) { 1243} 1244 1245#include "SkColorPriv.h" 1246 1247#if 0 // UNUSED 1248static void reverseRedAndBlue(const SkBitmap& bm) { 1249 SkASSERT(bm.config() == SkBitmap::kARGB_8888_Config); 1250 uint8_t* p = (uint8_t*)bm.getPixels(); 1251 uint8_t* stop = p + bm.getSize(); 1252 while (p < stop) { 1253 // swap red/blue (to go from ARGB(int) to RGBA(memory) and premultiply 1254 unsigned scale = SkAlpha255To256(p[3]); 1255 unsigned r = p[2]; 1256 unsigned b = p[0]; 1257 p[0] = SkAlphaMul(r, scale); 1258 p[1] = SkAlphaMul(p[1], scale); 1259 p[2] = SkAlphaMul(b, scale); 1260 p += 4; 1261 } 1262} 1263#endif 1264 1265void SampleWindow::saveToPdf() 1266{ 1267 fSaveToPdf = true; 1268 this->inval(NULL); 1269} 1270 1271SkCanvas* SampleWindow::beforeChildren(SkCanvas* canvas) { 1272 if (fSaveToPdf) { 1273 const SkBitmap& bmp = canvas->getDevice()->accessBitmap(false); 1274 SkISize size = SkISize::Make(bmp.width(), bmp.height()); 1275 SkPDFDevice* pdfDevice = new SkPDFDevice(size, size, 1276 canvas->getTotalMatrix()); 1277 fPdfCanvas = new SkCanvas(pdfDevice); 1278 pdfDevice->unref(); 1279 canvas = fPdfCanvas; 1280 } else { 1281 switch (fDeviceType) { 1282 case kRaster_DeviceType: 1283 // fallthrough 1284#if SK_SUPPORT_GPU 1285 case kGPU_DeviceType: 1286 // fallthrough 1287#if SK_ANGLE 1288 case kANGLE_DeviceType: 1289#endif // SK_ANGLE 1290#endif // SK_SUPPORT_GPU 1291 canvas = this->INHERITED::beforeChildren(canvas); 1292 break; 1293 case kPicture_DeviceType: 1294 fPicture = new SkPicture; 1295 canvas = fPicture->beginRecording(9999, 9999); 1296 break; 1297#if SK_SUPPORT_GPU 1298 case kNullGPU_DeviceType: 1299 break; 1300#endif 1301 default: 1302 SkASSERT(false); 1303 break; 1304 } 1305 } 1306 1307 if (fUseClip) { 1308 canvas->drawColor(0xFFFF88FF); 1309 canvas->clipPath(fClipPath, SkRegion::kIntersect_Op, true); 1310 } 1311 1312 return canvas; 1313} 1314 1315static void paint_rgn(const SkBitmap& bm, const SkIRect& r, 1316 const SkRegion& rgn) { 1317 SkCanvas canvas(bm); 1318 SkRegion inval(rgn); 1319 1320 inval.translate(r.fLeft, r.fTop); 1321 canvas.clipRegion(inval); 1322 canvas.drawColor(0xFFFF8080); 1323} 1324#include "SkData.h" 1325void SampleWindow::afterChildren(SkCanvas* orig) { 1326 if (fSaveToPdf) { 1327 fSaveToPdf = false; 1328 if (fShowZoomer) { 1329 showZoomer(fPdfCanvas); 1330 } 1331 SkString name; 1332 name.printf("%s.pdf", this->getTitle()); 1333 SkPDFDocument doc; 1334 SkPDFDevice* device = static_cast<SkPDFDevice*>(fPdfCanvas->getDevice()); 1335 doc.appendPage(device); 1336#ifdef SK_BUILD_FOR_ANDROID 1337 name.prepend("/sdcard/"); 1338#endif 1339 1340#ifdef SK_BUILD_FOR_IOS 1341 SkDynamicMemoryWStream mstream; 1342 doc.emitPDF(&mstream); 1343 fPDFData = mstream.copyToData(); 1344#endif 1345 SkFILEWStream stream(name.c_str()); 1346 if (stream.isValid()) { 1347 doc.emitPDF(&stream); 1348 const char* desc = "File saved from Skia SampleApp"; 1349 this->onPDFSaved(this->getTitle(), desc, name.c_str()); 1350 } 1351 1352 delete fPdfCanvas; 1353 fPdfCanvas = NULL; 1354 1355 // We took over the draw calls in order to create the PDF, so we need 1356 // to redraw. 1357 this->inval(NULL); 1358 return; 1359 } 1360 1361 if (fRequestGrabImage) { 1362 fRequestGrabImage = false; 1363 1364 SkDevice* device = orig->getDevice(); 1365 SkBitmap bmp; 1366 if (device->accessBitmap(false).copyTo(&bmp, SkBitmap::kARGB_8888_Config)) { 1367 static int gSampleGrabCounter; 1368 SkString name; 1369 name.printf("sample_grab_%d.png", gSampleGrabCounter++); 1370 SkImageEncoder::EncodeFile(name.c_str(), bmp, 1371 SkImageEncoder::kPNG_Type, 100); 1372 } 1373 } 1374 1375 if (kPicture_DeviceType == fDeviceType) { 1376 if (true) { 1377 SkPicture* pict = new SkPicture(*fPicture); 1378 fPicture->unref(); 1379 this->installDrawFilter(orig); 1380 orig->drawPicture(*pict); 1381 pict->unref(); 1382 } else if (true) { 1383 SkDynamicMemoryWStream ostream; 1384 fPicture->serialize(&ostream); 1385 fPicture->unref(); 1386 1387 SkAutoDataUnref data(ostream.copyToData()); 1388 SkMemoryStream istream(data->data(), data->size()); 1389 SkPicture pict(&istream); 1390 orig->drawPicture(pict); 1391 } else { 1392 fPicture->draw(orig); 1393 fPicture->unref(); 1394 } 1395 fPicture = NULL; 1396 } 1397 1398 // Do this after presentGL and other finishing, rather than in afterChild 1399 if (fMeasureFPS && fMeasureFPS_Time) { 1400 fMeasureFPS_Time = SkTime::GetMSecs() - fMeasureFPS_Time; 1401 this->updateTitle(); 1402 this->postInvalDelay(); 1403 } 1404 1405 // if ((fScrollTestX | fScrollTestY) != 0) 1406 if (false) { 1407 const SkBitmap& bm = orig->getDevice()->accessBitmap(true); 1408 int dx = fScrollTestX * 7; 1409 int dy = fScrollTestY * 7; 1410 SkIRect r; 1411 SkRegion inval; 1412 1413 r.set(50, 50, 50+100, 50+100); 1414 bm.scrollRect(&r, dx, dy, &inval); 1415 paint_rgn(bm, r, inval); 1416 } 1417#ifdef DEBUGGER 1418 SkView* curr = curr_view(this); 1419 if (fDebugger && !is_debugger(curr) && !is_transition(curr) && !is_overview(curr)) { 1420 //Stop Pipe when fDebugger is active 1421 if (fPipeState != SkOSMenu::kOffState) { 1422 fPipeState = SkOSMenu::kOffState; 1423 (void)SampleView::SetUsePipe(curr, fPipeState); 1424 fAppMenu->getItemByID(fUsePipeMenuItemID)->setTriState(fPipeState); 1425 this->onUpdateMenu(fAppMenu); 1426 } 1427 1428 //Reset any transformations 1429 fGesture.stop(); 1430 fGesture.reset(); 1431 1432 this->loadView(create_debugger(gTempDataStore.begin(), 1433 gTempDataStore.count())); 1434 } 1435#endif 1436} 1437 1438void SampleWindow::beforeChild(SkView* child, SkCanvas* canvas) { 1439 if (fScale) { 1440 SkScalar scale = SK_Scalar1 * 7 / 10; 1441 SkScalar cx = this->width() / 2; 1442 SkScalar cy = this->height() / 2; 1443 canvas->translate(cx, cy); 1444 canvas->scale(scale, scale); 1445 canvas->translate(-cx, -cy); 1446 } 1447 if (fRotate) { 1448 SkScalar cx = this->width() / 2; 1449 SkScalar cy = this->height() / 2; 1450 canvas->translate(cx, cy); 1451 canvas->rotate(SkIntToScalar(30)); 1452 canvas->translate(-cx, -cy); 1453 } 1454 if (fPerspAnim) { 1455 fPerspAnimTime += SampleCode::GetAnimSecondsDelta(); 1456 1457 static const SkScalar gAnimPeriod = 10 * SK_Scalar1; 1458 static const SkScalar gAnimMag = SK_Scalar1 / 1000; 1459 SkScalar t = SkScalarMod(fPerspAnimTime, gAnimPeriod); 1460 if (SkScalarFloorToInt(SkScalarDiv(fPerspAnimTime, gAnimPeriod)) & 0x1) { 1461 t = gAnimPeriod - t; 1462 } 1463 t = 2 * t - gAnimPeriod; 1464 t = SkScalarMul(SkScalarDiv(t, gAnimPeriod), gAnimMag); 1465 SkMatrix m; 1466 m.reset(); 1467 m.setPerspY(t); 1468 canvas->concat(m); 1469 } 1470 1471 this->installDrawFilter(canvas); 1472 1473 if (fMeasureFPS) { 1474 fMeasureFPS_Time = 0; // 0 means the child is not aware of repeat-draw 1475 if (SampleView::SetRepeatDraw(child, FPS_REPEAT_COUNT)) { 1476 fMeasureFPS_Time = SkTime::GetMSecs(); 1477 } 1478 } else { 1479 (void)SampleView::SetRepeatDraw(child, 1); 1480 } 1481 if (fPerspAnim) { 1482 this->inval(NULL); 1483 } 1484} 1485 1486void SampleWindow::afterChild(SkView* child, SkCanvas* canvas) { 1487 canvas->setDrawFilter(NULL); 1488} 1489 1490static SkBitmap::Config gConfigCycle[] = { 1491 SkBitmap::kNo_Config, // none -> none 1492 SkBitmap::kNo_Config, // a1 -> none 1493 SkBitmap::kNo_Config, // a8 -> none 1494 SkBitmap::kNo_Config, // index8 -> none 1495 SkBitmap::kARGB_4444_Config, // 565 -> 4444 1496 SkBitmap::kARGB_8888_Config, // 4444 -> 8888 1497 SkBitmap::kRGB_565_Config // 8888 -> 565 1498}; 1499 1500static SkBitmap::Config cycle_configs(SkBitmap::Config c) { 1501 return gConfigCycle[c]; 1502} 1503 1504void SampleWindow::changeZoomLevel(float delta) { 1505 fZoomLevel += SkFloatToScalar(delta); 1506 if (fZoomLevel > 0) { 1507 fZoomLevel = SkMinScalar(fZoomLevel, MAX_ZOOM_LEVEL); 1508 fZoomScale = fZoomLevel + SK_Scalar1; 1509 } else if (fZoomLevel < 0) { 1510 fZoomLevel = SkMaxScalar(fZoomLevel, MIN_ZOOM_LEVEL); 1511 fZoomScale = SK_Scalar1 / (SK_Scalar1 - fZoomLevel); 1512 } else { 1513 fZoomScale = SK_Scalar1; 1514 } 1515 this->updateMatrix(); 1516} 1517 1518void SampleWindow::updateMatrix(){ 1519 SkMatrix m; 1520 m.reset(); 1521 if (fZoomLevel) { 1522 SkPoint center; 1523 //m = this->getLocalMatrix();//.invert(&m); 1524 m.mapXY(fZoomCenterX, fZoomCenterY, ¢er); 1525 SkScalar cx = center.fX; 1526 SkScalar cy = center.fY; 1527 1528 m.setTranslate(-cx, -cy); 1529 m.postScale(fZoomScale, fZoomScale); 1530 m.postTranslate(cx, cy); 1531 } 1532 1533 if (fFlipAxis) { 1534 m.preTranslate(fZoomCenterX, fZoomCenterY); 1535 if (fFlipAxis & kFlipAxis_X) { 1536 m.preScale(-SK_Scalar1, SK_Scalar1); 1537 } 1538 if (fFlipAxis & kFlipAxis_Y) { 1539 m.preScale(SK_Scalar1, -SK_Scalar1); 1540 } 1541 m.preTranslate(-fZoomCenterX, -fZoomCenterY); 1542 //canvas->concat(m); 1543 } 1544 // Apply any gesture matrix 1545 m.preConcat(fGesture.localM()); 1546 m.preConcat(fGesture.globalM()); 1547 1548 this->setLocalMatrix(m); 1549 1550 this->updateTitle(); 1551 this->inval(NULL); 1552} 1553bool SampleWindow::previousSample() { 1554 fCurrIndex = (fCurrIndex - 1 + fSamples.count()) % fSamples.count(); 1555 this->loadView(create_transition(curr_view(this), (*fSamples[fCurrIndex])(), 1556 fTransitionPrev)); 1557 return true; 1558} 1559 1560bool SampleWindow::nextSample() { 1561 fCurrIndex = (fCurrIndex + 1) % fSamples.count(); 1562 this->loadView(create_transition(curr_view(this), (*fSamples[fCurrIndex])(), 1563 fTransitionNext)); 1564 return true; 1565} 1566 1567bool SampleWindow::goToSample(int i) { 1568 fCurrIndex = (i) % fSamples.count(); 1569 this->loadView(create_transition(curr_view(this),(*fSamples[fCurrIndex])(), 6)); 1570 return true; 1571} 1572 1573SkString SampleWindow::getSampleTitle(int i) { 1574 SkView* view = (*fSamples[i])(); 1575 SkString title; 1576 SampleCode::RequestTitle(view, &title); 1577 view->unref(); 1578 return title; 1579} 1580 1581int SampleWindow::sampleCount() { 1582 return fSamples.count(); 1583} 1584 1585void SampleWindow::showOverview() { 1586 this->loadView(create_transition(curr_view(this), 1587 create_overview(fSamples.count(), fSamples.begin()), 1588 4)); 1589} 1590 1591void SampleWindow::installDrawFilter(SkCanvas* canvas) { 1592 canvas->setDrawFilter(new FlagsDrawFilter(fLCDState, fAAState, 1593 fFilterState, fHintingState))->unref(); 1594} 1595 1596void SampleWindow::postAnimatingEvent() { 1597 if (fAnimating) { 1598 (new SkEvent(ANIMATING_EVENTTYPE, this->getSinkID()))->postDelay(ANIMATING_DELAY); 1599 } 1600} 1601 1602bool SampleWindow::onEvent(const SkEvent& evt) { 1603 if (evt.isType(gUpdateWindowTitleEvtName)) { 1604 this->updateTitle(); 1605 return true; 1606 } 1607 if (evt.isType(ANIMATING_EVENTTYPE)) { 1608 if (fAnimating) { 1609 this->nextSample(); 1610 this->postAnimatingEvent(); 1611 } 1612 return true; 1613 } 1614 if (evt.isType("replace-transition-view")) { 1615 this->loadView((SkView*)SkEventSink::FindSink(evt.getFast32())); 1616 return true; 1617 } 1618 if (evt.isType("set-curr-index")) { 1619 this->goToSample(evt.getFast32()); 1620 return true; 1621 } 1622 if (isInvalEvent(evt)) { 1623 this->inval(NULL); 1624 return true; 1625 } 1626 int selected = -1; 1627 if (SkOSMenu::FindListIndex(evt, "Device Type", &selected)) { 1628 this->setDeviceType((DeviceType)selected); 1629 return true; 1630 } 1631 if (SkOSMenu::FindTriState(evt, "Pipe", &fPipeState)) { 1632#ifdef PIPE_NET 1633 if (!fPipeState != SkOSMenu::kOnState) 1634 gServer.disconnectAll(); 1635#endif 1636 (void)SampleView::SetUsePipe(curr_view(this), fPipeState); 1637 this->updateTitle(); 1638 this->inval(NULL); 1639 return true; 1640 } 1641 if (SkOSMenu::FindTriState(evt, "Tiling", &fTilingState)) { 1642 int nx = 1, ny = 1; 1643 switch (fTilingState) { 1644 case SkOSMenu::kOffState: nx = 1; ny = 1; break; 1645 case SkOSMenu::kMixedState: nx = 1; ny = 16; break; 1646 case SkOSMenu::kOnState: nx = 4; ny = 4; break; 1647 } 1648 fTileCount.set(nx, ny); 1649 this->inval(NULL); 1650 return true; 1651 } 1652 if (SkOSMenu::FindSwitchState(evt, "Slide Show", NULL)) { 1653 this->toggleSlideshow(); 1654 return true; 1655 } 1656 if (SkOSMenu::FindTriState(evt, "AA", &fAAState) || 1657 SkOSMenu::FindTriState(evt, "LCD", &fLCDState) || 1658 SkOSMenu::FindTriState(evt, "Filter", &fFilterState) || 1659 SkOSMenu::FindTriState(evt, "Hinting", &fHintingState) || 1660 SkOSMenu::FindSwitchState(evt, "Clip", &fUseClip) || 1661 SkOSMenu::FindSwitchState(evt, "Zoomer", &fShowZoomer) || 1662 SkOSMenu::FindSwitchState(evt, "Magnify", &fMagnify) || 1663 SkOSMenu::FindListIndex(evt, "Transition-Next", &fTransitionNext) || 1664 SkOSMenu::FindListIndex(evt, "Transition-Prev", &fTransitionPrev)) { 1665 this->inval(NULL); 1666 this->updateTitle(); 1667 return true; 1668 } 1669 if (SkOSMenu::FindSwitchState(evt, "Flip X", NULL)) { 1670 fFlipAxis ^= kFlipAxis_X; 1671 this->updateMatrix(); 1672 return true; 1673 } 1674 if (SkOSMenu::FindSwitchState(evt, "Flip Y", NULL)) { 1675 fFlipAxis ^= kFlipAxis_Y; 1676 this->updateMatrix(); 1677 return true; 1678 } 1679 if (SkOSMenu::FindAction(evt,"Save to PDF")) { 1680 this->saveToPdf(); 1681 return true; 1682 } 1683#ifdef DEBUGGER 1684 if (SkOSMenu::FindSwitchState(evt, "Debugger", &fDebugger)) { 1685 if (fDebugger) { 1686 fPipeState = SkOSMenu::kOnState; 1687 (void)SampleView::SetUsePipe(curr_view(this), fPipeState); 1688 } else { 1689 this->loadView((*fSamples[fCurrIndex])()); 1690 } 1691 this->inval(NULL); 1692 return true; 1693 } 1694#endif 1695 return this->INHERITED::onEvent(evt); 1696} 1697 1698bool SampleWindow::onQuery(SkEvent* query) { 1699 if (query->isType("get-slide-count")) { 1700 query->setFast32(fSamples.count()); 1701 return true; 1702 } 1703 if (query->isType("get-slide-title")) { 1704 SkView* view = (*fSamples[query->getFast32()])(); 1705 SkEvent evt(gTitleEvtName); 1706 if (view->doQuery(&evt)) { 1707 query->setString("title", evt.findString(gTitleEvtName)); 1708 } 1709 SkSafeUnref(view); 1710 return true; 1711 } 1712 if (query->isType("use-fast-text")) { 1713 SkEvent evt(gFastTextEvtName); 1714 return curr_view(this)->doQuery(&evt); 1715 } 1716 if (query->isType("ignore-window-bitmap")) { 1717 query->setFast32(this->getGrContext() != NULL); 1718 return true; 1719 } 1720 return this->INHERITED::onQuery(query); 1721} 1722 1723#if 0 // UNUSED 1724static void cleanup_for_filename(SkString* name) { 1725 char* str = name->writable_str(); 1726 for (size_t i = 0; i < name->size(); i++) { 1727 switch (str[i]) { 1728 case ':': str[i] = '-'; break; 1729 case '/': str[i] = '-'; break; 1730 case ' ': str[i] = '_'; break; 1731 default: break; 1732 } 1733 } 1734} 1735#endif 1736 1737//extern bool gIgnoreFastBlurRect; 1738 1739bool SampleWindow::onHandleChar(SkUnichar uni) { 1740 { 1741 SkView* view = curr_view(this); 1742 if (view) { 1743 SkEvent evt(gCharEvtName); 1744 evt.setFast32(uni); 1745 if (view->doQuery(&evt)) { 1746 return true; 1747 } 1748 } 1749 } 1750 1751 int dx = 0xFF; 1752 int dy = 0xFF; 1753 1754 switch (uni) { 1755 case '5': dx = 0; dy = 0; break; 1756 case '8': dx = 0; dy = -1; break; 1757 case '6': dx = 1; dy = 0; break; 1758 case '2': dx = 0; dy = 1; break; 1759 case '4': dx = -1; dy = 0; break; 1760 case '7': dx = -1; dy = -1; break; 1761 case '9': dx = 1; dy = -1; break; 1762 case '3': dx = 1; dy = 1; break; 1763 case '1': dx = -1; dy = 1; break; 1764 1765 default: 1766 break; 1767 } 1768 1769 if (0xFF != dx && 0xFF != dy) { 1770 if ((dx | dy) == 0) { 1771 fScrollTestX = fScrollTestY = 0; 1772 } else { 1773 fScrollTestX += dx; 1774 fScrollTestY += dy; 1775 } 1776 this->inval(NULL); 1777 return true; 1778 } 1779 1780 switch (uni) { 1781 case 'B': 1782// gIgnoreFastBlurRect = !gIgnoreFastBlurRect; 1783 this->inval(NULL); 1784 break; 1785 1786 case 'f': 1787 // only 1788 toggleFPS(); 1789 break; 1790 case 'g': 1791 fRequestGrabImage = true; 1792 this->inval(NULL); 1793 break; 1794 case 'G': 1795 gShowGMBounds = !gShowGMBounds; 1796 postEventToSink(GMSampleView::NewShowSizeEvt(gShowGMBounds), 1797 curr_view(this)); 1798 this->inval(NULL); 1799 break; 1800 case 'i': 1801 this->zoomIn(); 1802 break; 1803 case 'o': 1804 this->zoomOut(); 1805 break; 1806 case 'r': 1807 fRotate = !fRotate; 1808 this->inval(NULL); 1809 this->updateTitle(); 1810 return true; 1811 case 'k': 1812 fPerspAnim = !fPerspAnim; 1813 this->inval(NULL); 1814 this->updateTitle(); 1815 return true; 1816#if SK_SUPPORT_GPU 1817 case '\\': 1818 this->setDeviceType(kNullGPU_DeviceType); 1819 this->inval(NULL); 1820 this->updateTitle(); 1821 return true; 1822 case 'p': 1823 { 1824 GrContext* grContext = this->getGrContext(); 1825 if (grContext) { 1826 size_t cacheBytes = grContext->getGpuTextureCacheBytes(); 1827 grContext->freeGpuResources(); 1828 SkDebugf("Purged %d bytes from the GPU resource cache.\n", 1829 cacheBytes); 1830 } 1831 } 1832 return true; 1833#endif 1834 case 's': 1835 fScale = !fScale; 1836 this->inval(NULL); 1837 this->updateTitle(); 1838 return true; 1839 default: 1840 break; 1841 } 1842 1843 if (fAppMenu->handleKeyEquivalent(uni)|| fSlideMenu->handleKeyEquivalent(uni)) { 1844 this->onUpdateMenu(fAppMenu); 1845 this->onUpdateMenu(fSlideMenu); 1846 return true; 1847 } 1848 return this->INHERITED::onHandleChar(uni); 1849} 1850 1851void SampleWindow::setDeviceType(DeviceType type) { 1852 if (type == fDeviceType) 1853 return; 1854 1855 fDevManager->tearDownBackend(this); 1856 1857 fDeviceType = type; 1858 1859 fDevManager->setUpBackend(this, fMSAASampleCount); 1860 1861 this->updateTitle(); 1862 this->inval(NULL); 1863} 1864 1865void SampleWindow::toggleSlideshow() { 1866 fAnimating = !fAnimating; 1867 this->postAnimatingEvent(); 1868 this->updateTitle(); 1869} 1870 1871void SampleWindow::toggleRendering() { 1872 this->setDeviceType(cycle_devicetype(fDeviceType)); 1873 this->updateTitle(); 1874 this->inval(NULL); 1875} 1876 1877void SampleWindow::toggleFPS() { 1878 fMeasureFPS = !fMeasureFPS; 1879 this->updateTitle(); 1880 this->inval(NULL); 1881} 1882 1883#include "SkDumpCanvas.h" 1884 1885bool SampleWindow::onHandleKey(SkKey key) { 1886 { 1887 SkView* view = curr_view(this); 1888 if (view) { 1889 SkEvent evt(gKeyEvtName); 1890 evt.setFast32(key); 1891 if (view->doQuery(&evt)) { 1892 return true; 1893 } 1894 } 1895 } 1896 switch (key) { 1897 case kRight_SkKey: 1898 if (this->nextSample()) { 1899 return true; 1900 } 1901 break; 1902 case kLeft_SkKey: 1903 if (this->previousSample()) { 1904 return true; 1905 } 1906 return true; 1907 case kUp_SkKey: 1908 if (USE_ARROWS_FOR_ZOOM) { 1909 this->changeZoomLevel(1.f); 1910 } else { 1911 fNClip = !fNClip; 1912 this->inval(NULL); 1913 this->updateTitle(); 1914 } 1915 return true; 1916 case kDown_SkKey: 1917 if (USE_ARROWS_FOR_ZOOM) { 1918 this->changeZoomLevel(-1.f); 1919 } else { 1920 this->setConfig(cycle_configs(this->getBitmap().config())); 1921 this->updateTitle(); 1922 } 1923 return true; 1924 case kOK_SkKey: { 1925 SkString title; 1926 if (curr_title(this, &title)) { 1927 writeTitleToPrefs(title.c_str()); 1928 } 1929 return true; 1930 } 1931 case kBack_SkKey: 1932 this->showOverview(); 1933 return true; 1934 default: 1935 break; 1936 } 1937 return this->INHERITED::onHandleKey(key); 1938} 1939 1940/////////////////////////////////////////////////////////////////////////////// 1941 1942static const char gGestureClickType[] = "GestureClickType"; 1943 1944bool SampleWindow::onDispatchClick(int x, int y, Click::State state, 1945 void* owner) { 1946 if (Click::kMoved_State == state) { 1947 updatePointer(x, y); 1948 } 1949 int w = SkScalarRound(this->width()); 1950 int h = SkScalarRound(this->height()); 1951 1952 // check for the resize-box 1953 if (w - x < 16 && h - y < 16) { 1954 return false; // let the OS handle the click 1955 } 1956 else if (fMagnify) { 1957 //it's only necessary to update the drawing if there's a click 1958 this->inval(NULL); 1959 return false; //prevent dragging while magnify is enabled 1960 } 1961 else { 1962 return this->INHERITED::onDispatchClick(x, y, state, owner); 1963 } 1964} 1965 1966class GestureClick : public SkView::Click { 1967public: 1968 GestureClick(SkView* target) : SkView::Click(target) { 1969 this->setType(gGestureClickType); 1970 } 1971 1972 static bool IsGesture(Click* click) { 1973 return click->isType(gGestureClickType); 1974 } 1975}; 1976 1977SkView::Click* SampleWindow::onFindClickHandler(SkScalar x, SkScalar y) { 1978 return new GestureClick(this); 1979} 1980 1981bool SampleWindow::onClick(Click* click) { 1982 if (GestureClick::IsGesture(click)) { 1983 float x = static_cast<float>(click->fICurr.fX); 1984 float y = static_cast<float>(click->fICurr.fY); 1985 1986 switch (click->fState) { 1987 case SkView::Click::kDown_State: 1988 fGesture.touchBegin(click->fOwner, x, y); 1989 break; 1990 case SkView::Click::kMoved_State: 1991 fGesture.touchMoved(click->fOwner, x, y); 1992 this->updateMatrix(); 1993 break; 1994 case SkView::Click::kUp_State: 1995 fGesture.touchEnd(click->fOwner); 1996 this->updateMatrix(); 1997 break; 1998 } 1999 return true; 2000 } 2001 return false; 2002} 2003 2004/////////////////////////////////////////////////////////////////////////////// 2005 2006void SampleWindow::loadView(SkView* view) { 2007 SkView::F2BIter iter(this); 2008 SkView* prev = iter.next(); 2009 if (prev) { 2010 prev->detachFromParent(); 2011 } 2012 2013 view->setVisibleP(true); 2014 view->setClipToBounds(false); 2015 this->attachChildToFront(view)->unref(); 2016 view->setSize(this->width(), this->height()); 2017 2018 //repopulate the slide menu when a view is loaded 2019 fSlideMenu->reset(); 2020#ifdef DEBUGGER 2021 if (!is_debugger(view) && !is_overview(view) && !is_transition(view) && fDebugger) { 2022 //Force Pipe to be on if using debugger 2023 fPipeState = SkOSMenu::kOnState; 2024 } 2025#endif 2026 (void)SampleView::SetUsePipe(view, fPipeState); 2027 if (SampleView::IsSampleView(view)) 2028 ((SampleView*)view)->requestMenu(fSlideMenu); 2029 this->onUpdateMenu(fSlideMenu); 2030 this->updateTitle(); 2031} 2032 2033static const char* gConfigNames[] = { 2034 "unknown config", 2035 "A1", 2036 "A8", 2037 "Index8", 2038 "565", 2039 "4444", 2040 "8888" 2041}; 2042 2043static const char* configToString(SkBitmap::Config c) { 2044 return gConfigNames[c]; 2045} 2046 2047static const char* gDeviceTypePrefix[] = { 2048 "raster: ", 2049 "picture: ", 2050#if SK_SUPPORT_GPU 2051 "opengl: ", 2052#if SK_ANGLE 2053 "angle: ", 2054#endif // SK_ANGLE 2055 "null-gl: " 2056#endif // SK_SUPPORT_GPU 2057}; 2058SK_COMPILE_ASSERT(SK_ARRAY_COUNT(gDeviceTypePrefix) == SampleWindow::kDeviceTypeCnt, 2059 array_size_mismatch); 2060 2061static const bool gDeviceTypeIsGPU[] = { 2062 false, 2063 false, 2064#if SK_SUPPORT_GPU 2065 true, 2066#if SK_ANGLE 2067 true, 2068#endif // SK_ANGLE 2069 true 2070#endif // SK_SUPPORT_GPU 2071}; 2072SK_COMPILE_ASSERT(SK_ARRAY_COUNT(gDeviceTypeIsGPU) == SampleWindow::kDeviceTypeCnt, 2073 array_size_mismatch); 2074 2075 2076static const char* trystate_str(SkOSMenu::TriState state, 2077 const char trueStr[], const char falseStr[]) { 2078 if (SkOSMenu::kOnState == state) { 2079 return trueStr; 2080 } else if (SkOSMenu::kOffState == state) { 2081 return falseStr; 2082 } 2083 return NULL; 2084} 2085 2086void SampleWindow::updateTitle() { 2087 SkView* view = curr_view(this); 2088 2089 SkString title; 2090 if (!curr_title(this, &title)) { 2091 title.set("<unknown>"); 2092 } 2093 2094 title.prepend(gDeviceTypePrefix[fDeviceType]); 2095 2096 title.prepend(" "); 2097 title.prepend(configToString(this->getBitmap().config())); 2098 2099 if (fAnimating) { 2100 title.prepend("<A> "); 2101 } 2102 if (fScale) { 2103 title.prepend("<S> "); 2104 } 2105 if (fRotate) { 2106 title.prepend("<R> "); 2107 } 2108 if (fNClip) { 2109 title.prepend("<C> "); 2110 } 2111 if (fPerspAnim) { 2112 title.prepend("<K> "); 2113 } 2114 2115 title.prepend(trystate_str(fLCDState, "LCD ", "lcd ")); 2116 title.prepend(trystate_str(fAAState, "AA ", "aa ")); 2117 title.prepend(trystate_str(fFilterState, "H ", "h ")); 2118 title.prepend(fFlipAxis & kFlipAxis_X ? "X " : NULL); 2119 title.prepend(fFlipAxis & kFlipAxis_Y ? "Y " : NULL); 2120 2121 if (fZoomLevel) { 2122 title.prependf("{%.2f} ", SkScalarToFloat(fZoomLevel)); 2123 } 2124 2125 if (fMeasureFPS) { 2126 title.appendf(" %8.3f ms", fMeasureFPS_Time / (float)FPS_REPEAT_COUNT); 2127 } 2128 if (SampleView::IsSampleView(view)) { 2129 switch (fPipeState) { 2130 case SkOSMenu::kOnState: 2131 title.prepend("<Pipe> "); 2132 break; 2133 case SkOSMenu::kMixedState: 2134 title.prepend("<Tiled Pipe> "); 2135 break; 2136 2137 default: 2138 break; 2139 } 2140 title.prepend("! "); 2141 } 2142 2143#if SK_SUPPORT_GPU 2144 if (gDeviceTypeIsGPU[fDeviceType] && 2145 NULL != fDevManager && 2146 fDevManager->getGrRenderTarget()->numSamples() > 0) { 2147 title.appendf(" [MSAA: %d]", 2148 fDevManager->getGrRenderTarget()->numSamples()); 2149 } 2150#endif 2151 2152 this->setTitle(title.c_str()); 2153} 2154 2155void SampleWindow::onSizeChange() { 2156 this->INHERITED::onSizeChange(); 2157 2158 SkView::F2BIter iter(this); 2159 SkView* view = iter.next(); 2160 view->setSize(this->width(), this->height()); 2161 2162 // rebuild our clippath 2163 { 2164 const SkScalar W = this->width(); 2165 const SkScalar H = this->height(); 2166 2167 fClipPath.reset(); 2168#if 0 2169 for (SkScalar y = SK_Scalar1; y < H; y += SkIntToScalar(32)) { 2170 SkRect r; 2171 r.set(SK_Scalar1, y, SkIntToScalar(30), y + SkIntToScalar(30)); 2172 for (; r.fLeft < W; r.offset(SkIntToScalar(32), 0)) 2173 fClipPath.addRect(r); 2174 } 2175#else 2176 SkRect r; 2177 r.set(0, 0, W, H); 2178 fClipPath.addRect(r, SkPath::kCCW_Direction); 2179 r.set(W/4, H/4, W*3/4, H*3/4); 2180 fClipPath.addRect(r, SkPath::kCW_Direction); 2181#endif 2182 } 2183 2184 fZoomCenterX = SkScalarHalf(this->width()); 2185 fZoomCenterY = SkScalarHalf(this->height()); 2186 2187#ifdef SK_BUILD_FOR_ANDROID 2188 // FIXME: The first draw after a size change does not work on Android, so 2189 // we post an invalidate. 2190 this->postInvalDelay(); 2191#endif 2192 this->updateTitle(); // to refresh our config 2193 fDevManager->windowSizeChanged(this); 2194} 2195 2196/////////////////////////////////////////////////////////////////////////////// 2197 2198static const char is_sample_view_tag[] = "sample-is-sample-view"; 2199static const char repeat_count_tag[] = "sample-set-repeat-count"; 2200static const char set_use_pipe_tag[] = "sample-set-use-pipe"; 2201 2202bool SampleView::IsSampleView(SkView* view) { 2203 SkEvent evt(is_sample_view_tag); 2204 return view->doQuery(&evt); 2205} 2206 2207bool SampleView::SetRepeatDraw(SkView* view, int count) { 2208 SkEvent evt(repeat_count_tag); 2209 evt.setFast32(count); 2210 return view->doEvent(evt); 2211} 2212 2213bool SampleView::SetUsePipe(SkView* view, SkOSMenu::TriState state) { 2214 SkEvent evt; 2215 evt.setS32(set_use_pipe_tag, state); 2216 return view->doEvent(evt); 2217} 2218 2219bool SampleView::onEvent(const SkEvent& evt) { 2220 if (evt.isType(repeat_count_tag)) { 2221 fRepeatCount = evt.getFast32(); 2222 return true; 2223 } 2224 int32_t pipeHolder; 2225 if (evt.findS32(set_use_pipe_tag, &pipeHolder)) { 2226 fPipeState = static_cast<SkOSMenu::TriState>(pipeHolder); 2227 return true; 2228 } 2229 return this->INHERITED::onEvent(evt); 2230} 2231 2232bool SampleView::onQuery(SkEvent* evt) { 2233 if (evt->isType(is_sample_view_tag)) { 2234 return true; 2235 } 2236 return this->INHERITED::onQuery(evt); 2237} 2238 2239 2240class SimplePC : public SkGPipeController { 2241public: 2242 SimplePC(SkCanvas* target); 2243 ~SimplePC(); 2244 2245 virtual void* requestBlock(size_t minRequest, size_t* actual); 2246 virtual void notifyWritten(size_t bytes); 2247 2248private: 2249 SkGPipeReader fReader; 2250 void* fBlock; 2251 size_t fBlockSize; 2252 size_t fBytesWritten; 2253 int fAtomsWritten; 2254 SkGPipeReader::Status fStatus; 2255 2256 size_t fTotalWritten; 2257}; 2258 2259SimplePC::SimplePC(SkCanvas* target) : fReader(target) { 2260 fBlock = NULL; 2261 fBlockSize = fBytesWritten = 0; 2262 fStatus = SkGPipeReader::kDone_Status; 2263 fTotalWritten = 0; 2264 fAtomsWritten = 0; 2265} 2266 2267SimplePC::~SimplePC() { 2268// SkASSERT(SkGPipeReader::kDone_Status == fStatus); 2269 if (fTotalWritten) { 2270 SkDebugf("--- %d bytes %d atoms, status %d\n", fTotalWritten, 2271 fAtomsWritten, fStatus); 2272#ifdef PIPE_FILE 2273 //File is open in append mode 2274 FILE* f = fopen(FILE_PATH, "ab"); 2275 SkASSERT(f != NULL); 2276 fwrite((const char*)fBlock + fBytesWritten, 1, bytes, f); 2277 fclose(f); 2278#endif 2279#ifdef PIPE_NET 2280 if (fAtomsWritten > 1 && fTotalWritten > 4) { //ignore done 2281 gServer.acceptConnections(); 2282 gServer.writePacket(fBlock, fTotalWritten); 2283 } 2284#endif 2285#ifdef DEBUGGER 2286 gTempDataStore.reset(); 2287 gTempDataStore.append(fTotalWritten, (const char*)fBlock); 2288#endif 2289 } 2290 sk_free(fBlock); 2291} 2292 2293void* SimplePC::requestBlock(size_t minRequest, size_t* actual) { 2294 sk_free(fBlock); 2295 2296 fBlockSize = minRequest * 4; 2297 fBlock = sk_malloc_throw(fBlockSize); 2298 fBytesWritten = 0; 2299 *actual = fBlockSize; 2300 return fBlock; 2301} 2302 2303void SimplePC::notifyWritten(size_t bytes) { 2304 SkASSERT(fBytesWritten + bytes <= fBlockSize); 2305 fStatus = fReader.playback((const char*)fBlock + fBytesWritten, bytes); 2306 SkASSERT(SkGPipeReader::kError_Status != fStatus); 2307 fBytesWritten += bytes; 2308 fTotalWritten += bytes; 2309 2310 fAtomsWritten += 1; 2311} 2312 2313void SampleView::draw(SkCanvas* canvas) { 2314 if (SkOSMenu::kOffState == fPipeState) { 2315 this->INHERITED::draw(canvas); 2316 } else { 2317 SkGPipeWriter writer; 2318 SimplePC controller(canvas); 2319 TiledPipeController tc(canvas->getDevice()->accessBitmap(false), 2320 &canvas->getTotalMatrix()); 2321 SkGPipeController* pc; 2322 if (SkOSMenu::kMixedState == fPipeState) { 2323 pc = &tc; 2324 } else { 2325 pc = &controller; 2326 } 2327 uint32_t flags = SkGPipeWriter::kCrossProcess_Flag; 2328 2329 canvas = writer.startRecording(pc, flags); 2330 //Must draw before controller goes out of scope and sends data 2331 this->INHERITED::draw(canvas); 2332 //explicitly end recording to ensure writer is flushed before the memory 2333 //is freed in the deconstructor of the controller 2334 writer.endRecording(); 2335 } 2336} 2337void SampleView::onDraw(SkCanvas* canvas) { 2338 this->onDrawBackground(canvas); 2339 2340 for (int i = 0; i < fRepeatCount; i++) { 2341 SkAutoCanvasRestore acr(canvas, true); 2342 this->onDrawContent(canvas); 2343 } 2344} 2345 2346void SampleView::onDrawBackground(SkCanvas* canvas) { 2347 canvas->drawColor(fBGColor); 2348} 2349 2350/////////////////////////////////////////////////////////////////////////////// 2351 2352template <typename T> void SkTBSort(T array[], int count) { 2353 for (int i = 1; i < count - 1; i++) { 2354 bool didSwap = false; 2355 for (int j = count - 1; j > i; --j) { 2356 if (array[j] < array[j-1]) { 2357 T tmp(array[j-1]); 2358 array[j-1] = array[j]; 2359 array[j] = tmp; 2360 didSwap = true; 2361 } 2362 } 2363 if (!didSwap) { 2364 break; 2365 } 2366 } 2367 2368 for (int k = 0; k < count - 1; k++) { 2369 SkASSERT(!(array[k+1] < array[k])); 2370 } 2371} 2372 2373#include "SkRandom.h" 2374 2375static void rand_rect(SkIRect* rect, SkRandom& rand) { 2376 int bits = 8; 2377 int shift = 32 - bits; 2378 rect->set(rand.nextU() >> shift, rand.nextU() >> shift, 2379 rand.nextU() >> shift, rand.nextU() >> shift); 2380 rect->sort(); 2381} 2382 2383static void dumpRect(const SkIRect& r) { 2384 SkDebugf(" { %d, %d, %d, %d },\n", 2385 r.fLeft, r.fTop, 2386 r.fRight, r.fBottom); 2387} 2388 2389static void test_rects(const SkIRect rect[], int count) { 2390 SkRegion rgn0, rgn1; 2391 2392 for (int i = 0; i < count; i++) { 2393 rgn0.op(rect[i], SkRegion::kUnion_Op); 2394 // dumpRect(rect[i]); 2395 } 2396 rgn1.setRects(rect, count); 2397 2398 if (rgn0 != rgn1) { 2399 SkDebugf("\n"); 2400 for (int i = 0; i < count; i++) { 2401 dumpRect(rect[i]); 2402 } 2403 SkDebugf("\n"); 2404 } 2405} 2406 2407static void test() { 2408 size_t i; 2409 2410 const SkIRect r0[] = { 2411 { 0, 0, 1, 1 }, 2412 { 2, 2, 3, 3 }, 2413 }; 2414 const SkIRect r1[] = { 2415 { 0, 0, 1, 3 }, 2416 { 1, 1, 2, 2 }, 2417 { 2, 0, 3, 3 }, 2418 }; 2419 const SkIRect r2[] = { 2420 { 0, 0, 1, 2 }, 2421 { 2, 1, 3, 3 }, 2422 { 4, 0, 5, 1 }, 2423 { 6, 0, 7, 4 }, 2424 }; 2425 2426 static const struct { 2427 const SkIRect* fRects; 2428 int fCount; 2429 } gRecs[] = { 2430 { r0, SK_ARRAY_COUNT(r0) }, 2431 { r1, SK_ARRAY_COUNT(r1) }, 2432 { r2, SK_ARRAY_COUNT(r2) }, 2433 }; 2434 2435 for (i = 0; i < SK_ARRAY_COUNT(gRecs); i++) { 2436 test_rects(gRecs[i].fRects, gRecs[i].fCount); 2437 } 2438 2439 SkRandom rand; 2440 for (i = 0; i < 10000; i++) { 2441 SkRegion rgn0, rgn1; 2442 2443 const int N = 8; 2444 SkIRect rect[N]; 2445 for (int j = 0; j < N; j++) { 2446 rand_rect(&rect[j], rand); 2447 } 2448 test_rects(rect, N); 2449 } 2450} 2451 2452// FIXME: this should be in a header 2453SkOSWindow* create_sk_window(void* hwnd, int argc, char** argv); 2454SkOSWindow* create_sk_window(void* hwnd, int argc, char** argv) { 2455 if (false) { // avoid bit rot, suppress warning 2456 test(); 2457 } 2458 return new SampleWindow(hwnd, argc, argv, NULL); 2459} 2460 2461// FIXME: this should be in a header 2462void get_preferred_size(int* x, int* y, int* width, int* height); 2463void get_preferred_size(int* x, int* y, int* width, int* height) { 2464 *x = 10; 2465 *y = 50; 2466 *width = 640; 2467 *height = 480; 2468} 2469 2470#ifdef SK_BUILD_FOR_IOS 2471void save_args(int argc, char *argv[]) { 2472} 2473#endif 2474 2475// FIXME: this should be in a header 2476void application_init(); 2477void application_init() { 2478// setenv("ANDROID_ROOT", "../../../data", 0); 2479#ifdef SK_BUILD_FOR_MAC 2480 setenv("ANDROID_ROOT", "/android/device/data", 0); 2481#endif 2482 SkGraphics::Init(); 2483 SkEvent::Init(); 2484} 2485 2486// FIXME: this should be in a header 2487void application_term(); 2488void application_term() { 2489 SkEvent::Term(); 2490 SkGraphics::Term(); 2491} 2492